Rotate ChangeLog
authorSteven Bosscher <steven@gcc.gnu.org>
Thu, 1 Jul 2004 12:47:14 +0000 (12:47 +0000)
committerSteven Bosscher <steven@gcc.gnu.org>
Thu, 1 Jul 2004 12:47:14 +0000 (12:47 +0000)
From-SVN: r83979

gcc/ChangeLog
gcc/ChangeLog.11 [new file with mode: 0644]

index c52796b1368de2a6bbd9803302b55b1c93adb5e9..b0002a174f024478c222856d4173a851b0974453 100644 (file)
        * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
        * optabs.c (init_optabs): Don't set gcov_init_libfunc.
 
-2004-06-30  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
-       constant as a sequence of additions depending upon the rtx_costs.
-       (synth_mult): Update the "observed" cost of a shift, based upon
-       the above optimization.
-
-2004-06-28  Geoffrey Keating  <geoffk@apple.com>
-           Andreas Tobler  <a.tobler@schweiz.ch>
-
-       PR 15813
-       * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
-       register is saved in itself.
-       (initial_return_save): If the return address is a register,
-       it's already there, don't bother to mention it in the CFI.
-       (struct queued_reg_save): Add field saved_reg.
-       (struct reg_saved_in_data): New.
-       (regs_saved_in_regs): New.
-       (num_regs_saved_in_regs): New.
-       (queue_reg_save): Add extra parameter to specify register saved
-       in register.  Remove duplicate entries from queue.  Add comment
-       for function.
-       (flush_queued_reg_saves): Handle registers saved in registers.
-       Update regs_saved_in_regs.  Add comment for function.
-       (clobbers_queued_reg_save): Add comment for function.  Allow
-       for regs_saved_in_regs.
-       (reg_saved_in): New.
-       (dwarf2out_frame_debug_expr): Handle saving registers in other
-       registers.
-       (dwarf2out_frame_debug): Reset regs_saved_in_regs.
-       * unwind-dw2.c (execute_cfa_program): Correct handling of
-       DW_CFA_same_value.  Add FIXME comment about incorrect implementation
-       of DW_CFA_restore_extended.
-       * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
-       dwarf2out_frame_debug_expr see instructions that save registers
-       in other registers or save those other registers in memory.
-
-       * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
-       (_Unwind_FrameState): Likewise.
-       * unwind-dw2.h: New.
-       * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
-       * config/rs6000/darwin-fallback.c: New file.
-       * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
-       * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
-
-2004-07-01  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
-       (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
-       calculating gpr size for altivec.  Simplify and correct
-       rs6000_mixed_function_arg calls.  Call rs6000_mixed_function_arg
-       for ABI_V4 gpr case too.  Fix off-by-one error in long double
-       reg test.  Generate the correct PARALLEL to handle long double
-       for ABI_AIX 32-bit.  Use this for -m32 -mpowerpc64 fpr case too.
-       (function_arg_partial_nregs): Align before calculating regs left.
-       Don't return info on partial fprs when we need info on gprs.
-       Correct long double fpr off-by-one error.
-
-2004-06-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa-protos.h (prefetch_operand): Add prototype.
-       * pa.c (prefetch_operand): New function.
-       * pa.h (prefetch_operand): Add to PREDICATE_CODES.
-       * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * function.h (struct function): Remove x_whole_function_mode_p.
-       * c-decl.c (store_parm_decls): Don't set it.
-       * tree-optimize.c (tree_rest_of_compilation): Likewise.
-       * passes.c (rest_of_compilation): Don't check it.
-       * stmt.c (expand_fixup): Likewise.
-       * function.c (fixup_var_refs_insn): Remove unused variable.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * tree.h (immediate_size_expand): Delete.
-       * stor-layout.c (immediate_size_expand): Delete.
-       (variable_size): Don't look at it.
-       * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
-       (start_function): Likewise.
-       * cfgexpand.c (construct_exit_block): Likewise.
-       * function.c (init_function_start, expand_function_end): Likewise.
-       * tree-optimize.c (tree_rest_of_compilation): Likewise.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_compound_lval): Take fallback argument
-       instead of want_lvalue.
-       (gimplify_call_expr): Take want_value argument instead of test
-       function.  Gimplify arguments to val only if reg_type; otherwise
-       allow lvalue forms.
-       (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
-       calls.
-       * tree-gimple.c: Update GIMPLE grammer.  Use true/false not 1/0.
-       Tidy commentary globally.
-       (get_call_expr_in): Remove RETURN_EXPR handling.  Tidy.
-       * tree-gimple.h (is_gimple_call_addr): Mark extern.
-
-       * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * tree-gimple.c (right_assocify_expr): Kill
-       (rationalize_compound_expr): Kill.
-       * tree-gimple.h: Likewise.
-       * tree-inline.c (expand_call_inline): Don't call it.
-
-       * function.h (struct function): Remove x_last_parm_insn,
-       inl_last_parm_insn.
-       (last_parm_insn): Remove.
-       * function.c (free_after_compilation): Don't clear them.
-       (fixup_var_refs_insn, assign_parms): Don't set them.
-
-       * function.c, rtl.h (get_first_nonparm_insn): Remove.
-
-2004-06-30  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-common.h (check_function_format): Remove first parameter.
-       * c-format.c (format_check_context): Remove status.
-       (check_format_info, check_format_info_main,
-       maybe_read_dollar_number, avoid_dollar_number,
-       finish_dollar_format_checking, check_format_types,
-       check_function_format): Remove first parameter.  Don't use
-       status_warning.
-       (check_format_arg): Don't use status_warning.
-       (status_warning): Remove.
-       * c-common.c (check_function_arguments): Update call to
-       check_function_format.
-
-2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc-protos.h (output_cbranch): Constify return
-       value.
-       (output_v9branch): Likewise.
-       (sparc_v8plus_shift): Likewise.  Rename into output_v8plus_shift.
-       * config/sparc/sparc.c (output_cbranch): Constify return value.
-       Prettify output for delay slots.
-       (output_v9branch): Likewise.
-       (sparc_v8plus_shift): Constify return value.  Rename into
-       output_v8plus_shift.
-       * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
-       sparc_v8plus_shift.
-       (ashrdi3_v8plus): Likewise.
-       (lshrdi3_v8plus): Likewise.
-       (call_address_struct_value_sp32): Prettify output for delay slots.
-       (call_symbolic_struct_value_sp32): Likewise.
-       (call_address_untyped_struct_value_sp32): Likewise.
-       (call_symbolic_untyped_struct_value_sp32): Likewise.
-
-2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * common.opt (ftree-loop-optimize): New flag.
-       * tree-flow.h (kill_redundant_phi_nodes): Declare.
-       * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
-       * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
-       * tree-ssa-loop.c (current_loops): New variable.
-       (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
-       tree_ssa_loop_done): New functions.
-       (pass_loop, pass_loop_init, pass_loop_done): New passes.
-       * tree-ssa.c (kill_redundant_phi_nodes): Export.
-       * doc/invoke.texi (-ftree-loop-optimize): Document.
-
-2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * tree-ssa-loop-ch.c: New file.
-       * Makefile.in (tree-ssa-loop-ch.o): Add.
-       (tree-into-ssa.o): Add GGC_H dependency.
-       * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
-       * tree-flow.h (rewrite_into_ssa): Declaration changed.
-       (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
-       Declare.
-       * tree-into-ssa.c: Include ggc.h.
-       (struct def_blocks_d): Add phi_blocks field.
-       (struct mark_def_sites_global_data): Add names_to_rename field.
-       (struct ssa_name_info): New.
-       (compute_global_livein): Export.
-       (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
-       insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
-       register_new_def, get_reaching_def, def_blocks_free,
-       get_def_blocks_for, rewrite_into_ssa): Modified to work with
-       rewrite_ssa_into_ssa.
-       (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
-       set_current_def, ssa_mark_def_sites_initialize_block,
-       ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
-       ssa_register_new_def, ssa_rewrite_initialize_block,
-       ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
-       ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
-       functions.
-       (pass_build_ssa): Call rewrite_all_into_ssa.
-       * tree-optimize.c (execute_todo, execute_one_pass,
-       tree_rest_of_compilation): Allocate vars_to_rename only once.
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
-       to rewrite_into_ssa.
-       * tree-ssa-loop.c (should_duplicate_loop_header_p,
-       mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
-       copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
-       Use rewrite_ssa_into_ssa.
-       * tree-ssa-operands.c (copy_virtual_operands): New function.
-       * tree-ssa-operands.h (copy_virtual_operands): Declare.
-       * tree.h (struct tree_ssa_name): Add aux field.
-       (SSA_NAME_AUX): New macro to access it.
-
-2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
-
-       * prefix.c (lookup_key): Cast buffer to LPBYTE.
-
-2004-06-30  Per Bothner  <per@bothner.com>
-
-       Conditionally compile support for --enable-mapped_location.
-       * input.h:  #include line-map.h for source_location typedef.
-       (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
-       LOCATION_FILE, LOCATION_LINE):  New macros and functions.
-       (expanded_location, source_locus):  New typedefs.
-       (push_srcloc):  Change parameter list if USE_MAPPED_LOCATION.
-       * rtl.def (NOTE, ASM_OPERANDS):  Modify specifcation, if
-       USE_MAPPED_LOCATION.
-       * rtl.h (NOTE_DELETED_LABEL_NAME):  New macro.
-       (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
-       New conditional macros.
-       (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE):  Replace
-       by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
-       * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
-       EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
-       DECL_IS_BUILTIN):  New macros, most depending on USE_MAPPED__LOCATION.
-       (tree_exp):  Change type of locus to use new source_locus typedef.
-       * tree.c (build1_stat):  Use SET_EXPR_LOCATION.
-       (annotate_with_locus, annotate_with_file_line):  Conditionalize.
-       (expand_location):  New function.
-       * toplev.c (unknown_location):  New static, when USE_MAPPED_LOCATION.
-       (push_srcloc, pop_loc):  Adjust parameter handling.
-       (process_options):  Don't set input_filename by itself.
-       (lang_dependent_init):  Save, set input_location to <built-in>.
-       (warn_deprecated_use):  Use expand_location.
-
-       * basic-block.h (struct edge_def):  Use new source_locus typedef.
-       * c-common.c (fname_decl):  Update save/clear/store of input_location.
-       (c_do_switch_warnings):  Update for USE_MAPPED_LOCATION case.
-       * c-decl.c:  Likewise.
-       * c-dump.c (dump_stmt):  Likewise.
-       * c-gimplify.c (c-gimplify.c):  Generalize using SET_EXPR_LOCATION.
-       * c-lex.c (cb_line_change):  If USE_MAPPED_LOCATION use token's src_loc
-       to set input_location direction, rather than using linemap_lookup.
-       (fe_file_change, cb_def_pragma):  Again use source_location directly.
-       * c-opts.c (saved_lineno):  Remove static variable.
-       (c_common_post_options, c_common_init):  Don't bothner to save,
-       clear and restore input_Location - now handled by lang_dependent_init.
-       * function.c (init_function_start):  Use new DECL_IS_BUILTIN macro.
-       * xcoffout.c (xcoff_assign_fundamental_type_number):  Likewise.
-       * tree-mudflap.c (mf_file_function_line_tree):  Take a location_t
-       rather than a pointer to one.  Use expand_location.
-       (mf_varname_tree):  Use expand_location.
-       * tree-dump.c:  Use expand_location on DECL_SOURCE_LOCATION.
-       * coverage.c:  Likewise.
-       * print-tree.c:  Likewise.
-       * c-aux-info.c (gen_aux_info_record):  Likewise.
-       * c-parse.in:  Use SET_EXPR_LOCATION macro.
-       * gimple-low.c:  Likewise.
-       * tree-mudflap.c:  Likewise.
-       * gimplify.c:  Likewise.  Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
-       * c-ppoutput.c:  Use new source_location typedef instead of fileline.
-       * c-semantics.c:  Use new macros.
-       * c-typeck.c:  Likewise.
-       * cfgexpand.c:  Handle USE_MAPPED_LOCATION case for function_end_locus.
-       * cfglayout.c (insn_locators_initialize):  Const cleanup.  New macros.
-       * cfgrtl.c (delete_insn):  Use new NOTE_DELETED_LABEL_NAME macro.
-       * print-rtl.c (print_rtx):  Likewise.
-       * emit-rtl.c:  Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
-       * combine.c:  Use new SET_INSN_DELETED macro.
-       * flow.c:  Likewise.
-       * haifa-sched.c:  Likewise.
-       * ifcvt.c:  Likewise.
-       * recog.c:  Likewise.
-       * reload1.c:  Likewise.
-       * diagnostic.c:  Use expand_location macro.
-       * pretty-print.c (pp_base_format_text):  Likewise.
-       * profile.c:  Likewise.
-       * dwarf2out.c:  Likewise.  Also use expand_location, DECL_IS_BUILTIN.
-       * dwarf2out.c (dwarf2out_decl:  Use BUILTINS_LOCATION.
-       * emit-rtl.c (emit_line_note):  Simplify if USE_MAPPED_LOCATION.
-       (force_next_line_note, insn_emit):  Handle USE_MAPPED_LOCATION case.
-       * final.c (final):  Likewise.
-       * haifa-sched.c:  Likewise.
-       * integrate.c:  Likewise.
-       * jump.c:  Likewise.
-       * rtl-error.c:  Likewise.
-       * stmt.c (check_seenlabel):  Likewise.
-       * tree-pretty-print.c:  Likewise.
-       * gengtype-lex.l:  Temporary kludge to avoid duplicate typedef.
-       * gengtype.c:  Update for now typdefs in input.h.  More kludges.
-       * modulo-sched.c (sms_schedule):  Use NOTE_EXPANDED_LOCATION macro.
-       * ra-debug.c (ra_print_rtl):  Likewise.
-       * sched-rgn.c:  Likewise.
-       * sched-vis.c:  Likewise.
-       * rtl.h (gen_rtx_ASM_OPERANDS):  Redefine if USE_MAPPED_LOCATION.
-       * stmt.c (expand_asm_operands):  Adjust calls to gen_rtx_ASM_OPERANDS.
-       * tree-cfg.c:  Use new macros and typedefs.
-       * tree-flow-inline.h:  Likewise.
-
-2004-06-30  Richard Sandiford  <rsandifo@redhat.com>
-           Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/3000.md: Improve description.
-
-2004-06-30  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
-       cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
-
-2004-06-30  Sebastian Pop  <pop@cri.ensmp.fr>
-
-       * Makefile.in (OBJS-common): Add tree-chrec.o.
-       (tree-chrec.o): New rule.
-       (GTFILES): Add tree-chrec.h.
-       * gengtype.c (open_base_files): Add tree-chrec.h.
-       * tree-chrec.c: New file.
-       * tree-chrec.h: New file.
-       * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
-
-2004-06-30  Roger Sayle  <roger@eyesopen.com>
-
-       * combine.c: Include "output.h" to define dump_file.
-       (uid_insn_cost, last_insn_cost): New global variables.
-       (combine_insn_cost): New function to estimate cost of an insn.
-       (combine_validate_cost): New function to determine whether a
-       try_combine replacement sequence is cheaper than the original.
-       (combine_instructions): Allocate and populate uid_insn_cost
-       array at the start of the combine pass, and deallocate it after.
-       (try_combine): Check combine_validate_cost to determine whether
-       a "recombination" should be rejected as being more expensive.
-       * Makefile.in (combine.o): Add dependency upon output.h.
-
-2004-06-30  Roger Sayle  <roger@eyesopen.com>
-
-       * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
-       subtractions identically to additions, always COSTS_N_INSNS (1).
-
-2004-06-30  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * expmed.c (expand_smod_pow2): Fix sign of mask.
-
-2004-06-29  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
-       to check for constants.
-       (set_remove): Likewise.
-       (value_replace_in_set): Likewise.
-       (find_leader): Likewise.
-       * tree-vn.c (set_value_handle): Likewise.
-       (vn_lookup): Likewise.
-       (vn_lookup_or_add): Likewise.
-
-2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       RTL prologue/epilogue for SPARC
-       * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
-       (sparc_skip_caller_unimp): Likewise.
-       (load_pic_register): Likewise.
-       (leaf_return_peephole_ok): Likewise.
-       (compute_frame_size): Rename into sparc_compute_frame_size.
-       (sparc_expand_prologue): New prototype.
-       (sparc_expand_epilogue): Likewise.
-       (output_return): Likewise.
-       (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
-       * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
-       compute_frame_size.  Move comment up.
-       (DELAY_SLOTS_FOR_EPILOGUE): Delete.
-       (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
-       (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
-       * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
-       (type attribute): Add 'return' and 'savew'.
-       (eligible_for_return_delay): New attribute.
-       (return): New delay_slot.
-       (sibcall_epilogue): Call sparc_expand_epilogue.
-       (prologue): Likewise.  Move up.
-       (save_register_window): New expander.
-       (save_register_windowsi): New pattern.
-       (save_register_windowdi): Likewise.
-       (epilogue): New expander.
-       (return_internal): New pattern.
-       (Return peepholes): Delete.
-       * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
-       (sparc_emitting_epilogue): Delete.
-       (sparc_skip_caller_unimp): Likewise.
-       (sparc_sr_alias_set): New global variable.
-       (frame_base_name): Delete.
-       (frame_base_reg): New global variable.
-       (sparc_override_options): Get new alias set for save/restore.
-       (leaf_return_peephole_ok): Delete.
-       (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
-       Factor out code into eligible_for_restore_insn_delay.
-       (eligible_for_restore_insn_delay): New function extraced from above.
-       Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
-       (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
-       Factor out code into eligible_for_restore_insn_delay.
-       (load_pic_register): Make static.  Remove check.
-       (save_regs): Delete.
-       (restore_regs): Likewise.
-       (compute_frame_size): Rename into sparc_compute_frame_size.
-       Rename leaf_function into leaf_function_p.
-       (build_big_number): Delete.
-       (save_or_restore_regs): New function.
-       (emit_save_regs): Likewise.
-       (emit_restore_regs): Likewise.
-       (emit_stack_pointer_increment ): Likewise.
-       (emit_stack_pointer_decrement): Likewise.
-       (sparc_expand_prologue): Likewise.
-       (sparc_function_prologue): Rename into sparc_asm_function_prologue.
-       Remove all code to emit instructions.
-       (sparc_expand_epilogue): New function.
-       (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
-       Remove all code to emit instructions.
-       (output_restore): New function.
-       (output_return): Likewise.
-       (output_sibcall): Factor out code into output_restore.
-       (print_operand): Adjust for frame_base_reg.
-       * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
-       * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
-       (TARGET_INITIALIZER): Add it.
-       * passes.c (rest_of_compilation): Set the conditional predicate
-       'current_function_uses_only_leaf_regs' before sched2.  If target
-       has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
-       before sched2.
-       * reorg.c (return_insn_p): New predicate.
-       (find_end_label): Use it.
-       (relax_delay_slots): Do not thread an unconditional jump that points
-       to the end return label.
-       * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
-       domain of 'current_function_uses_only_leaf_regs'.
-       (Stack and Calling) <Function Entry>: Document new target hook
-       TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
-
-2004-06-30  Jakub Jelinek  <jakub@redhat.com>
-
-       * simplify-rtx.c (simplify_binary_operation): Simplify
-       ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
-       N has at least all bits in M set as well.
-
-       PR tree-optimization/15310
-       * expr.c (expand_assignment): Optimize += or -= on a bit field in
-       most significant bits.
-
-2004-06-30  Steven Bosscher  <stevenb@suse.de>
-
-       * config/c4x/c4x.md: Fix comment.
-
-2004-06-30  Akos Kiss  <akiss@inf.u-szeged.hu>
-
-       * arm.md (cond_return_inverted): Add "length" attribute.
-
-2004-06-29  Per Bothner  <per@bothner.com>
-
-       * config/i386/winnt.c (i386_pe_encode_section_info):  Smash rtlname's
-       XSTR in place, so we don't lose SYMBOL_REF_DECL info.
-
-2004-06-29  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/hpux.h: Target does too support thread-local storage.
-
-2004-06-29  Zack Weinberg  <zack@codesourcery.com>
-
-       * combine.c (distribute_notes): Don't look at global_regs for
-       pseudos.
-
-2004-06-29  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
-       gimplify_modify_expr.
-       (gimplify_init_constructor): Likewise.  Gimplify the null
-       CONSTRUCTOR assignment.
-       (gimplify_modify_expr_to_memcpy): New.
-       (gimplify_modify_expr_to_memset): New.
-       (gimplify_modify_expr): Use them.
-
-2004-06-29  Roman Zippel <zippel@linux-m68k.org>
-
-       * web.c (union_defs): use all defs of an instruction to create a
-       union with a read/write use
-
-2004-06-29  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/16216
-       * builtins.c (gimplify_va_arg_expr): Check for valist being
-       an error_mark_node.
-
-2004-06-29  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/16195
-       * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
-       r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
-       (first_reg_to_save): Pretend call_used_regs[30] is 0 if
-       TARGET_TOC && TARGET_MINIMAL_TOC.
-       (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
-
-2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
-
-       Fix gcc.dg/builtin-apply2.c failures:
-       * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
-       * sh.c (extra_push): Delete.
-       (sh_expand_prologue): Don't do extra stack adjustment for
-       current_function_pretend_args_size if it comes from varargs setup.
-       Use TARGET_VARARGS_PRETEND_ARGS.  Don't set extra_push.
-       (sh_expand_epilogue): Don't use extra_push.
-       (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
-
-2004-06-29  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (expand_smod_pow2): Provide alternate implementations
-       that avoid conditional jumps, and choose between them based upon
-       the target's rtx_costs.
-
-2004-06-29  Andrew Pinski  <apinski@apple.com>
-
-       * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
-       * Makefile.in (tree-sra.c): Update dependencies.
-
-2004-06-29  Richard Henderson  <rth@redhat.com>
-
-       * tree-sra.c: Rewrite from scratch.  Handle nested aggregates.
-
-2004-06-29  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
-       size_t is bigger than int.
-
-2004-06-29  Paul Brook  <paul@codesourcery.com>
-
-       * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
-       TARGET_CXX_COOKIE_HAS_SIZE): Define.
-       (TARGET_CXX): Use them.
-       * target.h (struct gcc_target): Add cxx.get_cookie_size and
-       cxx.cookie_has_size.
-       * targhooks.c (default_cxx_get_cookie_size): New fucntion.
-       * targhooks.h (default_cxx_get_cookie_size): Add prototype.
-       * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
-       TARGET_CXX_COOKIE_HAS_SIZE): Define.
-       (arm_get_cookie_size, arm_cookie_has_size): New functions.
-       * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
-       * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
-       TARGET_CXX_COOKIE_HAS_SIZE.
-
-2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfglayout.c (fixup_reorder_chain): Don't do anything for
-       e_fall->dest == EXIT_BLOCK_PTR.
-
-2004-06-28  Richard Henderson  <rth@redhat.com>
-
-       * tree-cfg.c (verify_stmt): Add last_in_block parameter.  Verify
-       that eh stmts can throw.
-       (verify_stmts): Update verify_stmt call.
-       (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
-       * tree-eh.c (remove_stmt_from_eh_region): New.
-       (lower_eh_constructs): Fix throw_stmt_table delete routine.
-       (tree_could_trap_p): Match may_trap_p.
-       (maybe_clean_eh_stmt): New.
-       * tree-flow.h: Update decls.
-       * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
-       (substitute_and_fold): Clean eh edges.
-       * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
-       empty basic blocks.
-       * tree-ssa-dom.c (need_eh_cleanup): New.
-       (tree_ssa_dominator_optimize): Allocate it.  Cleanup eh edges.
-       (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
-
-2004-06-29  Alan Modra  <amodra@bigpond.net.au>
-
-       * function.c (assign_parms): Don't abort with zero size stack
-       parm failing the PARM_BOUNDARY check.
-
-2004-06-28  Diego Novillo  <dnovillo@redhat.com>
-
-       * common.opt (ftree-fre): New flag.
-       * flags.h (flag_tree_fre): Declare.
-       * opts.c (decode_options): Set.
-       * timevar.def (TV_TREE_FRE): Define.
-       * tree-flow-inline.h (may_propagate_copy): Re-arrange for
-       readability.  Handle destinations that are not SSA_NAMEs.
-       * tree-flow.h (struct ptr_info_def): Move from tree.h
-       (cprop_into_stmt, cprop_into_successor_phis): Remove.
-       (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
-       vuse_optype parameter.
-       * tree-pass.h (pass_fre): Declare.
-       * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
-       (cprop_into_stmt): Likewise.
-       (cprop_into_successor_phis): Likewise.
-       * tree-ssa-dom.c (eliminate_redundant_computations): Fix
-       argument ordering in call to may_propagate_copy.
-       * tree-ssa-pre.c (is_undefined_value): Assume hard registers
-       to be always defined.
-       (add_to_sets): New local function.
-       (create_value_expr_from): New local function.
-       (compute_avail): Call them.
-       (eliminate): Don't ignore statements with virtual operands.
-       (init_pre): New local function.
-       (fini_pre): New local function.
-       (execute_pre): Call them.
-       Add argument DO_FRE.  Don't do insertion if DO_FRE is true.
-       (do_pre): New function.
-       (do_fre): New function.
-       (gate_fre): New function.
-       (pass_fre): Declare.
-       * tree-ssa.c (init_tree_ssa): Don't call vn_init.
-       (delete_tree_ssa): Don't call vn_delete.
-       * tree-vn.c (val_expr_pair_d): Add documentation.
-       (vn_compute): Add VUSES argument to incorporate in computing
-       hash values.  Update all callers.
-       (expressions_equal_p): Call operand_equal_p with
-       OEP_PURE_SAME.
-       (vn_add): Add VUSES argument.  Update all callers.
-       (vn_lookup): Likewise.
-       (vn_lookup_or_add): Likewise.
-       * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
-
-2004-06-28  Steven Bosscher  <stevenb@suse.de>
-
-       * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
-       m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
-       (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
-       TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
-       * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
-
-2004-06-28  Richard Henderson  <rth@redhat.com>
-
-       * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
-       * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
-       IMAGPART_EXPR.
-       * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
-       IMAGPART_EXPR explicitly.
-       * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
-       and IMAGPART_EXPR specially.
-       * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
-
-2004-06-28  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
-
-2004-06-28  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * builtins.def (execl, execlp, execle, execv, execvp, execve,
-       fork): Change to DEF_EXT_LIB_BUILTIN.
-
-2004-06-28  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (expand_smod_pow2): New function to expand signed
-       remainder by a constant power of 2, such as "x % 16".
-       (expand_divmod): Call new expand_smod_pow2 when appropriate.
-       Minor corrections to comments, e.g. wrapping long lines.
-
-2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * Makefile.in (vec.o): Fix dependencies.
-
-2004-06-28  Andreas Tobler <a.tobler@schweiz.ch>
-
-       * Makefile.in: Fix parallel make dependency problem on vec.o.
-
-2004-06-28  Dhananjay Deshpande  <dhananjayd@kpitcummins.com>
-
-       PR target/14041
-       * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
-
-2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * tree.h (tree_check_failed): Make varadic.
-       (tree_not_check_failed): New prototype.
-       (tree_check2_failed, tree_check3_failed,
-       tree_check4_failed, tree_check5_failed): Remove.
-       (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
-       TREE_CHECK5): Adjust.
-       (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
-       TREE_NOT_CHECK5): New.
-       (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
-       TREE_RTL_OPERAND_CHECK): Adjust.
-       * tree.c (tree_check_failed): Make varadic.
-       (tree_not_check_failed): New.
-       (tree_check2_failed, tree_check3_failed,
-       tree_check4_failed, tree_check5_failed): Remove.
-
-2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * combine.c (can_combine_p): Do not prevent building insns that use
-       and clobber the same fixed hard register.
-       (reg_dead_at_p): Likewise.
-
-2004-06-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
-       changed.
-       (is_sra_candidate_complex_ref): New function.
-       (scalarize_modify_expr): Call it and check for LHS also.
-
-       * tree-pretty-print.c (dump_function_declaration): New.
-       (dump_generic_node, case FUNCTION_TYPE): Call it.
-       (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
-       (dump_generic_node, case DECL_EXPR): New case.
-       (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
-       (print_declaration): Handle type and function declarations.
-
-       * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
-       (convert_nonlocal_reference, convert_local_reference): Properly
-       convert nest of handled component references.
-
-2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * vec.h, vec.c: New, type safe vector API.
-       * Makefile.in (OBJS-common): Add vec.o.
-       (vec.o): New target.
-       (gengtype-lex.o): Depend on vec.h.
-
-2004-06-28  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
-       parameter.  Use it instead of ARG00 to produce the result.
-
-2004-06-28  Alexandre Oliva  <aoliva@redhat.com>
-
-       * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
-       * config/mn10300/mn10300.c (legitimate_address_p): New.  Test that
-       index is legitimate, compared with code moved from...
-       * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
-       (REG_STRICT): Define, according to REG_OK_STRICT.
-       (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
-       REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
-       argument.
-       (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
-       REGNO_STRICT_OK_FOR_INDEX_P): New.
-       (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
-       REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
-       RTX_OK_FOR_BASE_P): Use them.
-
-2004-06-28  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/cfg.texi (Basic Blocks): Define dominators.
-
-2004-06-27  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c++/16205
-       * c-common.c (warn_for_collisions_1): Warn for only decls which
-       have a name.
-
-       PR c++/15145
-       * c.opt (Wsequence-point): Enable for C++ and ObjC++.
-
-       PR c/14963
-       * c-decl.c (start_decl): Check for null types.
-
-2004-06-27  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
-       Accept TOC addresses.
-
-2004-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_load_got): Update prototype.
-       * config/s390/s390.c (struct machine_function): Add member base_reg.
-       (s390_decompose_address): Accept UNSPEC_LTREF.  Simplify logic.
-       (s390_split_branches): Annotate late pool references.
-       (annotate_constant_pool_refs): New function.
-       (find_constant_pool_ref): Work on annotated pool references.
-       (replace_constant_pool_ref): Likewise.  Use explicit base.
-       (replace_ltrel_base): Use explicit base.
-       (s390_mainpool_start): Reflect main_pool pattern change.
-       (s390_mainpool_finish): Use base register from main_pool.
-       Update calls to replace_ltrel_base and replace_constant_pool_ref.
-       (s390_chunkify_start): Use base_reg from struct machine_function.
-       (s390_chunkify_finish): Remove base_reg argument.  Update calls
-       to replace_ltrel_base and replace_constant_pool_ref.
-       (s390_reorg): Don't decide upon base register.  Update calls.
-       (s390_load_got): Remove MAYBE_DEAD handling.  Do not emit insns
-       but return sequence instead.
-       (s390_emit_prologue): Decide upon base register to use.  Annotate
-       all literal pool references.  Adapt to main_pool pattern change.
-       Update s390_load_got call; move MAYBE_DEAD handling here.
-       (s390_emit_epilogue): Annotate late literal pool references.
-       Remove barrier before register restore instruction.
-       * config/s390/s390.md (UNSPEC_LTREF): New constant.
-       ("builtin_setjmp_receiver"): Update s390_load_got call.
-       ("main_pool"): Explicitly reference base register.
-
-2004-06-27  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
-       <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
-       <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
-       <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
-       <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
-       <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true.  Now that
-       TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
-       is a constant.
-
-2004-06-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
-       * c-common.def (DECL_STMT): Remove.
-       * c-common.h (DECL_STMT_DECL): Deleted.
-       (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
-       (c_safe_from_p, c_walk_subtrees): Deleted.
-       * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
-       * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
-       * c-gimplify.c (gimplify_decl_stmt): Deleted.
-       (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
-       and gimplify_and_add.
-       (c_gimplify_expr, case DECL_EXPR): New case.
-       (c_gimplify_expr, case DECL_STMT): Deleted.
-       * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
-       (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
-       * expr.c (safe_from_p, case 's'): New case.
-       * gimplify.c (gimplify_decl_expr): New function.
-       (gimplify_expr, case DECL_EXPR): New case.
-       * tree-inline.c (walk_tree): Walk into all fields of a type and
-       decl only if they are in a DECL_EXPR.
-       (mark_local_for_remap_r): Minor code cleanup.
-       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
-       * tree.c (has_cleanups, case DECL_EXPR): New case.
-       * tree.def (DECL_EXPR): New code.
-       * tree.h (DECL_EXPR_DECL): New macro.
-
-       * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
-
-2004-06-26  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR 13334
-       * doc/install.texi: Document non-standard CFLAGS and bootstrap
-       failures and warnings.
-
-2004-06-26  Andrew Haley  <aph@redhat.com>
-
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
-       TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
-       * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
-       * tree.h (TREE_THIS_NOTRAP): New.
-
-2004-06-26  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * genattrtab.c (write_test_expr): Put a unsigned cast before
-       the first operand for GEU, GTU, LEU and LTU.
-
-2004-06-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
-       gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
-       tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
-       tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
-       tree-tailcall.c: Fix comment typos.  Follow spelling
-       conventions.
-
-2004-06-25  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.md: Add back scheduling exclusion info.
-
-2004-06-25  Roger Sayle  <roger@eyesopen.com>
-
-       * ifcvt.c (seq_contains_jump): Delete function.
-       (end_ifcvt_sequence): Replace call to seq_contains_jump with an
-       inline test for a jump instruction in the existing "insn" loop.
-       (block_fallthru): Document function.
-
-2004-06-25  Philip Blundell  <philb@gnu.org>
-
-       PR wrong-code/15089
-       * loop.c (scan_loop): Do not move user-specified register
-       assignments.
-
-2004-06-25  DJ Delorie  <dj@redhat.com>
-
-       * c-common.h (warn_cast_qual, warn_missing_format_attribute,
-       warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
-       warn_missing_braces, warn_sign_compare, warn_long_long,
-       warn_redundant_decls, warn_float_equal, warn_char_subscripts,
-       warn_conversion, warn_format_y2k, warn_format_extra_args,
-       warn_format_zero_length, warn_format_nonliteral,
-       warn_format_security, mesg_implicit_function_declaration,
-       warn_bad_function_cast, warn_traditional,
-       warn_declaration_after_statement, warn_strict_prototypes,
-       warn_missing_declarations, warn_nested_externs,
-       warn_sequence_point, warn_init_self, warn_div_by_zero,
-       warn_implicit_int, warn_nonnull, warn_old_style_definition,
-       warn_selector, warn_undeclared_selector, warn_protocol,
-       warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
-       warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
-       warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
-       warn_old_style_cast, warn_nontemplate_friend,
-       warn_deprecated): Remove explicit declarations.
-       * c-common.c: Likewise, remove explicit definitions.
-       * c-opts.c: Likewise, remove explicit assignments.
-       * c.opts: Likewise, add implicit declare/define/assign.
-
-2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
-       (build_addr_expr_with_type): Deleted.
-       (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
-       (gimplify_compound_lval): Make two passes over reference nest.
-
-       * tree-nested.c (build_addr): Merge real/imagpart with
-       handled_component_p.
-       (convert_nonlocal_reference, convert_local_reference): Process extra
-       args to COMPONENT_REF and ARRAY_REF.
-       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
-       lower bound and field offset being constant.
-
-2004-06-25  Mark Mitchell  <mark@codesourcery.com>
-
-       PR wrong-code/16129
-       * alias.c (get_alias_set): Adjust setting of
-       DECL_POINTER_ALIAS_SET for pointers to aggregates.
-
-2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-inline.c (remap_type): Arrange to have just one pointer type
-       for each type, mode, and 'can alias' value.
-       (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
-       (estimate_num_insns_1): Minor code reformatting.
-       (inline_forbidden_p_1): Likewise; add; missing return statement.
-
-2004-06-25  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/15825
-       * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
-       Use get_isns and end_sequence instead of accepting a seq argument.
-       Scan the instruction sequence for unrecognizable or jump insns.
-       (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
-       noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
-       noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
-       noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
-
-2004-06-24  Jeff Law  <law@redhat.com>
-
-       * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
-       after gimplifying the innermost component.
-
-2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/16176
-       * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
-       register for the destination of the lwl or ldl.
-
-2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
-       handled_component_p handling.
-       * tree-gimple.c (get_base_address): Likewise and fix typo that
-       caused both recursion and looping.
-
-       * tree-cfg.c (verify_expr): Add macro CHECK_OK.
-       Properly test for nest of handled_components in LHS context.
-
-2004-06-25  Devang Patel  <dpatel@apple.com>
-
-       * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
-
-2004-06-25  Paul Brook  <paul@codesourcery.com>
-
-       * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
-       TARGET_CXX): Define.
-       (TARGET_INITIALIZER): Use TARGET_CXX.
-       * target.h (struct gcc_target): Add struct cxx.
-       * targhooks.h (default_cxx_guard_type): Add prototype.
-       * targhooks.c (default_cxx_guard_type): New function.
-       * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
-       Define.
-       (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
-       * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
-       TARGET_CXX_GUARD_MASK_BIT.
-
-2004-06-25  Devang Patel  <dpatel@apple.com>
-
-       * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
-       * config/i386/darwin.h (CC1_SPEC): Same.
-
-2004-06-25  Mark G. Adams  <mark.g.adams@sympatico.ca>
-
-       * dbxout.h: Add include guards
-
-2004-06-25  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
-
-2004-06-25  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (arm_arch4t): New variable.
-       (arm_override_options): Initialize it.  If compiling for armv5 or
-       higher clear TARGET_INTERWORK.
-       (output_call): Abort if called for armv5.  Use BX if it's available.
-       (output_call_mem): Use BLX if available and ensure that all armv5
-       code is interworking safe.
-       (output_return_instruction): Always use BX in preference to MOV if
-       it's available.
-       (arm_output_epilogue): Likewise.
-       (arm_final_prescan_insn): Never conditionally call a subroutine
-       on armv5.
-       * arm.h (arm_arch4t): Declare.
-       * arm.md (call_reg_armv5, call_value_reg_armv5): New.
-       (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
-       call_value_reg respectively.
-       (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
-       (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
-       and call_value_indirect respectively.
-
-2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
-       in terms of const_float_1_operand.
-
-2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/16144
-       * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
-       is 1.0; force it into a register instead.
-
-2004-06-25  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.h: Restore valid comment removed by mistake with
-       the recent m68k comments cleanup.
-
-2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
-       * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
-       (gimplify_loop_expr, gimplify_init_constructor): Likewise.
-       (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
-
-       PR/16131
-       * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
-
-       * gimplify.c: Remove unneeded forward declarations.
-
-       * gimplify.c (append_to_compound_expr): Deleted.
-       * tree-gimple.h (append_to_compound_expr): Deleted.
-
-       * fold-const.c (fold_addr_expr_with_type): Look through all
-       valid LHS modifiers to find a base to mark addressable.
-
-       * tree.h (debug_find_tree): Add declaration.
-       * tree-inline.c (debug_find_tree): Remove extern declaration.
-
-2004-06-24  Eric Christopher  <echristo@redhat.com>
-
-       * config/rs6000/rs6000.md: Apply change mistakenly
-       deleted with 2004-06-22 patch.
-
-2004-06-24  Richard Henderson  <rth@redhat.com>
-
-       * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
-       (c_break_label, c_cont_label): New.
-       (start_function): Update initializations.
-       (c_push_function_context): Update saves.
-       (c_pop_function_context): Update restores.
-       * c-parse.in: Update expected conflicts.
-       (stmt_count, compstmt_count): Remove.  Remove all updates.
-       (if_prefix, simple_if, do_stmt_start): Remove.
-       (lineno_labeled_stmt): Remove.
-       (lineno_labels): New.
-       (c99_block_lineno_labeled_stmt): Use it.
-       (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
-       annotate_with_locus.
-       (select_or_iter_stmt): Replace by ...
-       (condition, if_statement_1, if_statement_2, if_statement,
-       start_break, start_continue, while_statement, do_statement,
-       for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
-       (stmt): Split out ...
-       (stmt_nocomp): ... this.  Use c_finish_bc_stmt, c_finish_goto_label,
-       c_finish_goto_ptr.
-       * c-semantics.c (add_stmt): Don't add line numbers to labels.
-       * c-tree.h: Update prototypes.
-       (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
-       add x_break_label, x_cont_label, x_switch_stack.
-       (c_switch_stack): Declare.
-       * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
-       (c_finish_return): Return the statement.
-       (c_switch_stack): Rename from switch_stack; export.
-       (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
-       (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
-       c_finish_else): Remove.
-       (c_finish_if_stmt): Rewrite to perform the entire operation.
-       (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
-       c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
-       c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
-       (c_finish_loop): New.
-       (c_finish_bc_stmt): New.
-       (c_finish_expr_stmt): Return the statement.  Split out...
-       (c_process_expr_stmt): ... this.  Don't add locus to error marks.
-       * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
-       * tree-gimple.c (is_gimple_stmt): Likewise.
-       * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
-       (print_struct_decl): Delete empty compound statement.
-       * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
-       * objc/objc-act.h: Update decl.
-
-2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
-       Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
-
-2004-06-24  Andrew Pinski  <apinski@apple.com>
-
-       * objc-act.c (build_objc_method_call): Save the lookup_object
-       so we do not call it twice.
-
-2004-06-24  Richard Henderson  <rth@redhat.com>
-
-       * tree-ssa-dom.c (real_avail_expr_hash): New.
-       (tree_ssa_dominator_optimize): Use it in the htab.
-
-2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
-
-       * tree-mudflap.c (mx_register_decls): Add third (type) argument
-       to synthesized __mf_unregister call.
-
-2004-06-24  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/15239
-       * expmed.c (expand_mult): Remove artificial restriction on the
-       maximum cost of a synthetic multiplication sequence.
-
-2004-06-24  Eric Christopher  <echristo@redhat.com>
-
-       * combine.c (distribute_notes): Don't delete sets to
-       global register variables.
-
-2004-06-24  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
-       (ffs_rex64): New splitter.
-       (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
-
-2004-06-24  Andrew Pinski  <apinski@apple.com>
-
-       * config/darwin7.h (MATH_LIBRARY): Remove.
-       (LIB_SPEC): Define.
-       * config/darwin.h (MATH_LIBRARY): Define always to empty.
-       (LIB_SPEC): Only define if not already defined.
-
-2004-06-24  Revital Eres  <eres@il.ibm.com>
-
-       * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
-       shifts of induction variable.
-       (iv_shift): New function.
-
-2004-06-24  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_body): Watch for body vanishing.
-
-2004-06-24  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-dom.c (record_dominating_conditions): New function.
-       (dom_opt_finalize_block, get_eq_expr_value): Use it.
-
-2004-06-24  Richard Sandiford  <rsandifo@redhat.com>
-
-       * calls.c (shift_returned_value): Fix handling of non-integer
-       TYPE_MODEs.
-
-2004-06-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
-       * system.h (DEFAULT_MAIN_RETURN): Poison.
-       * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
-
-2004-06-24  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/cfg.texi (Edges): Fix typo.
-
-2004-06-24  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
-
-2004-06-23  Andrew Pinski  <apinski@apple.com>
-
-       PR middle-end/15988
-       * fold-const.c (fold_convert): Types which are compatible
-       can be converted with only a NOP_EXPR.
-
-2004-06-24  Alan Modra  <amodra@bigpond.net.au>
-
-       * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
-       pass raw n_named_args to it.
-       * targhooks.c: Formatting.
-       (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
-
-2004-06-23  Richard Henderson  <rth@redhat.com>
-
-       * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
-       non-constant size check.  Gimplify the type too.  Tidy building
-       BUILT_IN_STACK_ALLOC call.
-
-2004-06-23  Roger Sayle  <roger@eyesopen.com>
-
-       * c-common.c (expand_unordered_cmp): Delete.
-       (expand_tree_builtin): Delete.
-       * c-common.h (expand_tree_builtin): Delete function prototype.
-       * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
-
-2004-06-23  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
-       COMPONENT_REF variable fields unless they're non-constant.
-
-2004-06-23  Robert Millan  <robertmh@gnu.org>
-
-       * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
-       * config/i386/linux.h: Allow overriding of LINK_EMULATION,
-         DYNAMIC_LINKER and register names in sc_ structure.
-       * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
-       * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
-       * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
-       * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
-
-       * config/kfreebsdgnu.h: Remove.
-       * config/t-kfreebsd-gnu: Likewise.
-       * config/i386/kfreebsdgnu.h: Likewise.
-
-2004-06-23  Eric Christopher  <echristo@redhat.com>
-
-       * fold-const.c (make_range): Cleanup type checking through function.
-       Remove orig_type. Replace with checks to exp_type and arg0_type.
-       Clarify comment when converting from unsigned to signed.
-
-2004-06-23  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
-       * config/mips/mips.md: Remove R3000 scheduling description.
-       * config/mips/3000.md: New file.
-
-2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
-       (s390_emit_jump): Likewise.
-       * config/s390/s390.c (s390_emit_compare): New function.
-       (s390_emit_jump): Likewise.
-       * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
-       "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
-       "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
-       and s390_emit_jump.
-       ("cjump"): Remove, replace by ...
-       ("*cjump_64", "*cjump_31"): ... these insns.  Improve length default.
-       ("icjump", "*icjump_64", "*icjump_31"): Likewise.
-       ("trap"): Fix type attribute.
-       ("conditional_trap"): Use s390_emit_compare.
-       ("doloop_si"): Remove, replace by ...
-       ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
-       Merge existing splitter into insn_and_split.  Improve length default.
-       ("doloop_di"): Merge with existing splitter into insn_and_split.
-       ("doloop"): Adapt.
-       ("jump"): Convert to expander.  Use s390_emit_jump.
-       ("*jump_64", "*jump_31"): New insns.  Improve length default.
-
-2004-06-23  Wu Yongwei  <adah@sh163.net>
-
-       * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
-       (__gthr_i486_lock_cmp_xchg): New inline assembly function.
-       (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
-       suitable function for interlocked compare-and-exchange.
-       (__gthread_mutex_trylock): Use
-       __GTHR_W32_InterlockedCompareExchange.
-       (__gthread_mutex_init_function, __gthread_mutex_lock,
-       __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
-       initial counter value to work correctly under Windows 95.
-       * config/i386/gthr-win32.c: Adjust include order.
-       Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
-       gthr-win32.h.
-       (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
-       __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
-       to match inline versions in gthr-win32.h.
-
-2004-06-23  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
-       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
-       (insvdi_rshift_rlwimi_p): New function.
-       * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
-       (extendsfdf2): Convert to define_insn_and_split.
-       * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
-
-2004-06-23  Andrew Pinski  <apinski@apple.com>
-
-       * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
-       type qualifiers at all.
-       If both of the type domains are null and the new element type is
-       the same as one of the, return the one which the element type.
-       matches.
-       Do not call qualify_type on the new type.
-
-2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
-
-2004-06-23  Roger Sayle  <roger@eyesopen.com>
-
-       * convert.c (strip_float_extension): Skip both NOP_EXPR and
-       CONVERT_EXPR floating point extensions.
-
-2004-06-23  Diego Novillo  <dnovillo@redhat.com>
-
-       * Makefile.in (tree-vn.o): New.
-       (tree-ssa-pre.o): Don't depend on RTL_H.
-       * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
-       * tree-flow.h (struct var_ann_d): Remove field expr_set.
-       (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
-       vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
-       * tree-optimize.c (execute_init_datastructures): New local function.
-       (pass_init_datastructures): New local variable.
-       (init_tree_optimization_passes): Sequence pass_init_datastructures.
-       * tree-pretty-print.c (MASK_POINTER): Remove.
-       (dump_generic_node): Handle VALUE_HANDLE.
-       * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
-       Update callers to use new function names.
-       Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
-       variable annotations.
-       * tree-ssa.c (init_tree_ssa): Call vn_init.
-       (delete_tree_ssa): Call vn_delete.
-       * tree-vn.c: New file.
-       * tree.c (tree_size): Handle VALUE_HANDLE.
-       (tree_node_structure): Likewise.
-       (iterative_hash_expr): Likewise.
-       * tree.def (VALUE_HANDLE): New code.
-       * tree.h (struct tree_value_handle): New.
-       (VALUE_HANDLE_ID): Define.
-       (VALUE_HANDLE_EXPR_SET): Define.
-       (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
-       (union tree_node): Add struct tree_value_handle.
-
-2004-06-23  Andrew Pinski  <apinski@apple.com>
-
-       * c-typeck.c (composite_type):
-       <case POINTER_TYPE>: Build a qualified type of
-       the new type.
-       <case ARRAY_TYPE>: Likewise.
-       <case FUNCTION_TYPE>: Likewise.
-
-2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>
-
-       PR optimization/15633
-       * value-prof.c (divmod_fixed_value_transform): Compute probability
-       of taking optimal path and pass along to gen_ routine.
-       (mod_pow2_value_transform): Same.
-       (mod_subtract_transform): Same.
-       (gen_divmod_fixed_value): Add new probability parameter.
-       Add probability to newly created jump.
-       (gen_mod_pow2): Same.
-       (gen_mod_subtract): Same.
-
-2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
-
-       * PR target/15948
-       * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
-       one and two.
-
-2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/15927
-       * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
-       reload if CLASS is BASE_REGS.
-
-2004-06-23  Richard Sandiford  <rsandifo@redhat.com>
-
-       * gengtype-yacc.y (option): Avoid use of non-constant struct
-       initializer.
-
-2004-06-23  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * doc/extend.texi (Function Attributes): Alphabetize.
-
-2004-06-23  Richard Henderson  <rth@redhat.com>
-
-       * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
-       Use gimplify_and_add.
-       * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
-       * gimplify.c (build_and_jump, gimplify_exit_expr,
-       gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
-       gimplify_stmt, gimplify_expr): Likewise.
-       (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
-       (gimplify_statement_list): Remove NULL entries.
-       (gimplify_to_stmt_list): Handle NULL results.
-       (gimplify_type_sizes): Add list_p argument.
-       (gimplify_one_sizepos): Don't use internal pre/post queue.
-       * tree-gimple.h (gimplify_type_sizes): Update.
-
-2004-06-22  Eric Christopher  <echristo@redhat.com>
-
-       * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
-
-2004-06-22  Pat Haugen  <pthaugen@us.ibm.com>
-
-       * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
-       when redirecting back edges.
-
-       * cfghooks.c (split_block): Call make_single_succ_edge so that edge
-       count/probability are set correctly.
-
-2004-06-22  Richard Henderson  <rth@redhat.com>
-
-       * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
-       (c_finish_stmt_expr): Likewise.
-
-       * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
-       (ix86_return_in_memory): Move SSE vector return warning ...
-       (ix86_struct_value_rtx): ... here.  New.
-
-2004-06-22  Richard Henderson  <rth@redhat.com>
-
-       * tree.def (VTABLE_REF): Remove.
-       (OBJ_TYPE_REF): New.
-       (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
-       * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
-       * fold-const.c (non_lvalue): Likewise.
-       * gimplify.c (gimplify_expr): Likewise.
-       (gimplify_call_expr): Use is_gimple_call_addr.
-       * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
-       * langhooks.h (fold_obj_type_ref): New.
-       * tree-gimple.c (is_gimple_call_addr): New.
-       * tree-gimple.h (is_gimple_call_addr): Declare.
-       * tree-inline.c (inlinable_function_p): Fix merge error.
-       (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
-       * tree-pretty-print.c (dump_generic_node): Likewise.
-       (print_call_name): Handle OBJ_TYPE_REF.
-       * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
-       * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
-       * tree.h (OBJ_TYPE_REF_EXPR): New.
-       (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
-       * doc/c-tree.texi (VTABLE_REF): Remove.
-       * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
-
-2004-06-22  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/16026
-       * function.c (assign_parms): Don't abort for overaligned PARALLEL.
-
-2004-06-22  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * Makefile.in (distclean): Don't try to remove empty directories.
-
-2004-06-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/15869
-       * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
-
-2004-06-22  Alexandre Oliva  <aoliva@redhat.com>
-
-       * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
-       operands.
-
-2004-06-22  Dale Johannesen  <dalej@apple.com>
-
-       * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
-       global, rename rs6000_legitimate_offset_address_p.
-       (rs6000_legitimate_address_p): Adjust calls to it.
-       (lmw_operation): Ditto.
-       (stmw_operation): Ditto.
-       * config/rs6000/rs6000-protos.h: Declare it.
-       * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
-       instead of offsettable_memref_p.
-
-2004-06-22  Dale Johannesen  <dalej@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
-       [reg+reg] mode for TFmode memory accesses.
-       (rs6000_eliminate_indexed_memrefs): New.
-       (rs6000_emit_move): Call preceding for TImode and TFmode.
-
-2004-06-22  Paolo Bonzini  <bonzini@gnu.org>
-
-       * tree-cfg.c (pass_warn_function_return): It needs
-       CFG, not SSA.
-
-2004-06-22  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * doc/invoke.texi (Machine Dependent Options): Alphabetize.
-       (Submodel Options): Likewise.
-
-2004-06-21  Andrew Pinski  <apinski@apple.com>
-
-       Radar #: 3701874
-       * c-decl.c (push_file_scope): Return early if we already
-       have a file scope.
-
-2004-06-21  Geoffrey Keating  <geoffk@apple.com>
-
-       * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
-       * c-common.h (flag_pch_preprocess): Declare.
-       (c_common_pch_pragma): Likewise.
-       * c-common.c (flag_pch_preprocess): New.
-       * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
-       (c_common_pch_pragma): New.
-       * c-ppoutput.c (cb_read_pch): New.
-       (init_pp_output): Support -fpch-preprocess.
-       * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
-       * c.opt (fpch-preprocess): New.
-       * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
-       * doc/cppopts.texi: Document -fpch-preprocess.
-       * doc/invoke.texi (Precompiled Headers): Mention that
-       -fpreprocessed is safe for PCH.  Mention that if an option is
-       listed as safe that doesn't mean it does what you expect.
-
-2004-06-22  Ben Elliston  <bje@au.ibm.com>
-
-       * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
-
-2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * Makefile.in (gimplify.o): Add cgraph.h.
-       * alias.c (adjust_offset_for_component_ref): Use
-       component_ref_field_offset.
-       * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
-       * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
-       (gimplify_decl_stmt): Call gimplify_type_sizes for type.
-       For decl, call gimplify_one_sizepos and use statement list.
-       (gimplify_compound_literal_expr): New arg PRE_P.
-       Add statement to PRE_P list and return DECL.
-       (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
-       gimplify_compound_literal_expr.
-       * c-tree.h (getdecls): Deleted.
-       * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
-       (build_array_ref): Add two operands for ARRAY_REF.
-       (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
-       COMPOUND_LITERAL_EXPR.
-       * coverage.c (tree_coverage_counter_ref): Add new operands
-       for ARRAY_REF.
-       * emit-rtl.c (component_ref_for_mem_expr): Add new operand
-       for COMPONENT_REF.
-       (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
-       and array_ref_element_size.
-       (widen_memory_access):Use component_ref_field_offset.
-       * explow.c (update_nonlocal_goto_save_area): Add two operands
-       for ARRAY_REF.
-       * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
-       (component_ref_field_offset): Likewise.
-       (get_inner_reference): Use them.
-       (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
-       * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
-       (fold_read_from_constant_string): Use array_ref_low_bound.
-       Verify that result is a character type.
-       (build_fold_indirect_ref): Add two operands for ARRAY_REF.
-       * function.c (expand_function_start): Likewise.
-       * gimple-low.c (expand_var_p): Delete duplicated line.
-       * gimplify.c: Add static decls for local functions.
-       (cgraph.h): Now included.
-       (create_tmp_var): Remove check for ARRAY_TYPE.
-       (copy_if_shared_r): Look at bounds and sizes of types.
-       (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
-       (gimplify_exit_expr, shortcut_cond_expr): Likewise.
-       (gimplify_save_expr, gimple_push_cleanup): Likewise.
-       (gimplify_init_constructor): Likewise.
-       WANT_VALUE now bool.
-       If empty list with no result wanted, return GS_UNHANDLED.
-       Add additional operands for ARRAY_REF and COMPONENT_REF.
-       (canonicalize_component_ref): Convert to &array[L].
-       (gimplify_array_ref_to_plus): Use array_ref_element_size and
-       array_ref_lower_bound.
-       (build_addr_expr_with_type, build_addr_expr): New functions.
-       (gimplify_compound_lval): WANT_LVALUE now bool.
-       Major rework to allow handle_component_p and initialize and
-       gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
-       COMPONENT_REF.
-       (gimplify_array_ref): Deleted.
-       (gimplify_self_mod_expr): WANT_VALUE now bool.
-       (gimplify_modify_expr): Gimplify to_p and from_p later.
-       Factor out code into gimplify_modify_expr_rhs and call twice.
-       Move variable-size code earlier and handle PLACEHOLDER_EXPR.
-       (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
-       (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
-       (gimplify_expr, case ARRAY_REF): Delete special case.
-       Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
-       IMAGPART, and REALPART the same way.
-       (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
-       (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
-       Call alloc_stmt_list instead of build_empty_stmt.
-       Deal with _REF that's volatile.
-       (gimplify_type_sizes, gimplify_one_sizepos): New functions.
-       (unshare_body, unvisit_body): New functions.
-       (gimplify_body): Call them.
-       * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
-       * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
-       * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
-       * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
-       like ARRAY_REF.
-       (verify_expr, case ADDR_EXPR): Use handled_component_p.
-       * tree-dfa.c (get_virtual_var): Likewise.
-       * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
-       New cases to dump new operands; likewise for ARRAY_RANGE_REF.
-       * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
-       * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
-       and INDIRECT_REF.
-       (get_base_address): Use handled_component_p.
-       * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
-       * tree-inline.c (walk_tree): Walk more things for types and decls.
-       * tree-mudflap.c (mf_build_check_statement_for): Add new operands
-       for ARRAY_REF and COMPONENT_REF.
-       (mx_xform_derefs_1): Clean up usage of decl sizes.
-       * tree-nested.c (build_addr): Use handled_component_p.
-       (walk_stmts, case CATCH_EXPR): Add missing "break".
-       (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
-       (finalize_nesting_tree_1): Likewise.
-       (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
-       and process additional operands.
-       (convert_local_reference): Likewise.
-       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
-       ARRAY_RANGE_REF similarly to ARRAY_REF.
-       * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
-       like RECORD_TYPE.
-       (dump_generic_node, case COMPONENT_REF): Print offset operand.
-       (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
-       and print lower bound and element size for both.
-       (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
-       * tree-sra.c (csc_build_component_ref): Add new operand.
-       (scalarize_call_expr): Use get_base_address.
-       * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
-       (maybe_fold_offset_to_array_ref): Rework to handle input having an
-       ARRAY_REF, refine handling of lower bound, and add new operands
-       for ARRAY_REF.
-       (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
-       (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
-       (maybe_fold_stmt_addition): Only handle constant lower bound.
-       * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
-       Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
-       Look at new offset operand of COMPONENT_REF.
-       * tree-ssa.c (set_is_used): Use handled_component_p.
-       * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
-       (stabilize_reference, case COMPONENT_REF): Likewise.
-       (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
-       (recompute_tree_invariant_for_addr_expr): Completely rework to
-       be more precise.  Also set TREE_SIDE_EFFECTS.
-       (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
-       (build2_stat, build3_stat, build4_stat): For references,
-       propagate TREE_THIS_VOLATILE.
-       (get_unwidened): Add new operand for COMPONENT_REF.
-       (get_narrower): Likewise; use host_integerp for DECL_SIZE.
-       * tree.def (COMPONENT_REF): Add new operand.
-       (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
-       * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
-       (component_ref_field_offset): Likewise.
-       * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
-       (alpha_gimplify_va_arg): Likewise.
-       * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
-       * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
-       * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
-       * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
-       * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
-       Likewise.
-       * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
-       * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
-       * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
-       Likewise.
-       (xstormy16_expand_builtin_va_arg): Likewise.
-       * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
-       * objc/objc-act.c (generate_static_references): Likewise.
-       (generate_strings, build_method_prototype_list_template): Likewise.
-       (generate_protocol_list): Likewise.
-
-2004-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR rtl-optimization/14782
-       * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
-       the address checks for secondary reloads for loads from and stores
-       to floating-point registers.
-       * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
-       in the address check.  Move work around for ELF32 targets to
-       GO_IF_LEGITIMATE_ADDRESS.
-       (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
-       correctly aligned for DImode loads and stores.  Don't allow long
-       SFmode displacements on ELF32.
-
-2004-06-21  Richard Henderson  <rth@redhat.com>
-
-       PR rtl-opt/16114
-       * cse.c (merge_equiv_classes): Also rehash in response to
-       delete_reg_equiv changes.
-       (rehash_using_reg): Don't exclude REGs from rehashing.
-
-2004-06-21  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (RETURN_STMT): Remove.
-       * c-common.h (RETURN_STMT_EXPR): Remove.
-       (c_expand_return, build_return_stmt): Remove.
-       (c_common_stmt_codes): Remove RETURN_STMT.
-       * c-dump.c (dump_next_stmt): Remove.
-       (c_dump_tree): Remove RETURN_STMT.
-       * c-decl.c (finish_function): Use c_finish_return.
-       * c-parse.in (stmt): Likewise.
-       * c-gimplify.c (gimplify_return_stmt): Remove.
-       (c_gimplify_expr): Remove RETURN_STMT.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-semantics.c (build_return_stmt): Remove.
-       * c-tree.h (c_finish_return): Declare.
-       * c-typeck.c (c_finish_return): Rename from c_expand_return.
-       Return void.  Build RETURN_EXPR directly.
-       * tree-dump.h (dump_next_stmt): Remove.
-
-2004-06-21  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (start_function): Don't call make_decl_rtl.  Don't
-       look at TREE_ADDRESSABLE of symbol name.
-
-2004-06-21  Kelley Cook  <kcook@gcc.gnu.org>
-
-       PR target/15551
-       * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
-       (allocate_stack_worker): Make unspec_volatile.
-       (allocate_stack_worker_rex64):  Likewise.
-       (allocate_stack_worker_postreload):  Likewise.
-       (allocate_stack_worker_rex64_postreload):  Likewise.
-
-2004-06-21  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR optimization/15982
-       * tree-ssa-pre.c: Update a few comments and todos to
-       reflect constants change.
-       (get_value_handle): Constants now value number to themselves.
-       (lookup): Constants lookup to themselves.
-       (add_to_value): Adjust to always be on.
-       (set_contains_value): Adjust for constants change.
-       (find_leader): Ditto.
-       (phi_translate): 'r' nodes are never ANTIC right now.
-       (valid_in_set): Ditto.
-       (get_expr_set): New function.
-       (find_or_generate_expression): New function, broken out from
-       insert_aux.
-       (create_expression_by_pieces): Ditto, plus additional
-       machinery to handle complex values.
-       (compute_avail): Remove dead RETURN_EXPR handling.
-
-2004-06-21  Steven Bosscher  <stevenb@suse.de>
-
-       * config/i386/i386.c: Include insn-codes.h
-       * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
-       define here.
-       * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
-       DIRFLAG_REG): New define_constants.  Use them everywhere.
-
-2004-06-21  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
-
-2004-06-21  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
-       (SUPPORT_SH4_SINGLE): Likewise.
-       (TARGET_SWITCHES): Break out switches for cpu subtargets:
-       (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
-       (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
-       (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
-       (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
-       (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
-       (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
-       (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
-       (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
-       (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
-       (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
-       (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
-       (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
-       (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
-       * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
-       (TARGET_DEFAULT): Likewise.
-       * config/sh/t-elf: Amend comment.
-       * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
-       * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
-       * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
-       * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
-       * config/sh/t-mlib-sh4-single: Likewise.
-       * config/sh/t-mlib-sh4-single-only: Likewise.
-       * config/sh/t-mlib-sh5-32media: Likewise.
-       * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
-       * config/sh/t-mlib-sh5-64media: Likewise.
-       * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
-       * config/sh/t-mlib-sh5-compact: Likewise.
-       * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
-       * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
-       (MULTILIB_CPUS): Define.
-       (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
-       (MULTILIB_MATCHES): Use some shell code to calculate it.
-       (MULTILIB_EXCEPTIONS): Change to ml/m1.
-       * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
-       * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
-       (LINK_DEFAULT_CPU_EMUL): Don't redefine.
-       (NO_PROFILE_COUNTERS): Define to 1.
-       * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
-       (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
-       * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
-       (MULTILIB_MATCHES): Don't zap.
-       (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
-       * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
-       (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
-       (MULTILIB_RAW_DIRNAMES): Define.
-       (MULTILIB_DIRNAMES): Use it.
-       * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
-       (sh*linux configurations): Merge into:
-       (sh*elf / sh*kaos configurations).  Support --with-endian, --with-cpu,
-       --with-multilib-list options.  Support sh-superh-elf configuration.
-       (sh*-netbsd*): Use SELECT_SH* macros.
-       (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
-       Merge sh*-*-netbsd* configurations into sh-elf configurations.
-       * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
-       * config/sh/t-monolib: Likewise.
-
-2004-06-21  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
-       not imply FPA.
-
-2004-06-21  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (operand_equal_p): Pass flags in recursive calls for
-       binary and relational operations.  Add support for TRUTH_ANDIF_EXPR,
-       TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
-       * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
-       ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
-       and TRUTH_XOR_EXPR.
-
-2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
-
-       * rtlanal.c (may_trap_p): Mark LTGT as trapping.
-
-2004-06-21  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * tree-alias-common.h (struct tree_alias_ops): Change ip and
-       ip_partial to unsigned int.
-
-2004-06-21  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c (verify_sequence_points): Export.
-       (c_expand_expr_stmt): Move to c-typeck.c.
-       * c-common.h (c_expand_expr_stmt): Remove.
-       (verify_sequence_points): Declare.
-       * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
-       * c-parse.in (for_init_stmt, stmt): Likewise.
-       * c-tree.h (c_finish_expr_stmt): Declare.
-       (c_tree_expr_nonnegative_p): Remove.
-       * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
-       (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
-       (emit_side_effect_warnings): New.
-       (c_finish_expr_stmt): Rename from c_expand_expr_stmt.  Use it.
-       (c_finish_stmt_expr): Work without EXPR_STMT.  Handle eh regions.
-       Use emit_side_effect_warnings.
-       (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
-       * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
-       * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
-       with void initializer.
-       (gimplify_target_expr): Handle void BIND_EXPR initializer.
-       * tree-inline.c (estimate_num_insns_1): Fix type lookup for
-       INIT_EXPR and MODIFY_EXPR.
-       * objc/objc-act.c (build_module_descriptor): Use add_stmt
-       instead of c_expand_expr_stmt.
-
-2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c (fold_cond_expr_with_comparison):
-       New function, extracted from fold.
-       (fold): Extract code to fold A op B ? A : C, use
-       it to fold A op B ? C : A.  Really optimize
-       A & N ? N : 0 where N is a power of two.  Avoid
-       relying on canonicalization and recursion for
-       foldings of COND_EXPR to happen.
-
-2004-06-20  David Ayers  <d.ayers@inode.at>
-
-       * objc/objc-act.h (get_object_reference): Rename to
-       get_protocol_reference.
-       (super_type): Rename to objc_super_type.
-       (selector_type): Rename to objc_selector_type.
-       (id_type): Rename to objc_id_type.
-       (instance_type): Rename to objc_instance_type.
-       (protocol_type): Rename to objc_protocol_type.
-       (IS_ID): Update reference to id_type.
-       * objc/objc-act.c (get_object_reference): Rename to
-       get_protocol_reference; add documentation; update references to
-       id_type.
-       (lookup_method_in_protocol_list): Rename class_meth to
-       is_class; add documentation.
-       (finish_message_expr): Rename is_class to class_tree.
-       (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
-       next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
-       build_next_objc_exception_stuff, get_arg_type_list,
-       build_objc_method_call): Update references to id_type.
-       (synth_module_prologue, build_objc_symtab_template,
-       build_selector_reference_decl, build_selector,
-       build_selector_translation_table, build_typed_selector_reference,
-       get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
-       synth_self_and_ucmd_args): Update references to selector_type.
-       (build_private_template, build_ivar_reference): Update references
-       to instance_type.
-       (synth_module_prologue, build_protocol_reference,
-       build_protocol_expr, start_protocol): Update references to
-       protocol_type.
-       (synth_module_prologue, get_arg_type_list, build_objc_method_call):
-       Update references to super_type.
-       * c-parse.in: (typespec_nonreserved_nonattr): Update
-       references to get_object_reference.
-       * objc/objc-tree.def: Add C mode identifier sequence.
-
-2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * loop-invariant.c: New file.
-       * Makefile.in (loop-invariant.o): New.
-       * cfgloop.h (global_cost_for_size, init_set_costs,
-       move_loop_invariants): Declare.
-       * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
-       functions.
-       (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
-       variables.
-       * common.opt (floop-optimize2, fmove-loop-invariants): New options.
-       * loop-init.c (loop_optimizer_init): Call init_set_costs.
-       * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
-       (rest_of_compilation): Check flag_loop_optimize2.
-       * toplev.c (process_options): Handle flag_loop_optimize2.
-       * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
-       * doc/passes.texi (loop-invariant.c): Document.
-
-2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
-
-2004-06-20  Richard Henderson  <rth@redhat.com>
-
-       * stmt.c (warn_if_unused_value): Add locus argument.
-       * tree.h (warn_if_unused_value): Update decl.
-       * c-typeck.c (internal_build_compound_expr): Update call.
-       * c-gimplify.c (gimplify_expr_stmt): Likewise.
-
-2004-06-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR middle-end/16089
-       * builtins.c (entry_of_function): Move to ...
-       * cfgrtl.c (entry_of_function): Here and make non-static.
-       * integrate.c (emit_initial_value_sets): Use entry_of_function.
-       * rtl.h (entry_of_function): Prototype.
-
-2004-06-20  Roger Sayle  <roger@eyesopen.com>
-
-       * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
-       (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
-       TARGET_DECOMPOSE_LEA.
-
-2004-06-20  Richard Henderson  <rth@redhat.com>
-
-       * c-common.h (add_decl_stmt): Move to cp-tree.h.
-       * c-decl.c (finish_decl): Don't use add_decl_stmt.
-       * c-parse.in: Likewise.
-       * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
-       (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
-       * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
-
-2004-06-20  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
-       * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
-       CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
-       (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
-       * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
-       * c-pretty-print.c (pp_c_statement): Similarly.
-       * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
-       gimplify_if_stmt): Move to cp-gimplify.c.
-       (c_genericize, c_gimplify_expr): Don't call them.
-       * c-semantics.c (push_cleanup): Move to cp/semantics.c.
-       * c-typeck.c (push_cleanup): New.
-       (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
-       c_finish_if_stmt): Use COND_EXPR.
-       * tree.h (CLEANUP_EH_ONLY): Update documentation.
-
-2004-06-20  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-common.h (has_c_linkage): New interface.
-       * c-cppbuiltin.c: Include target.h.
-       (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
-       __PRAGMA_EXTERN_PREFIX when appropriate.
-       * c-pragma.c: Include target.h.
-       Document clarified semantics of symbol-renaming #pragmas.
-       (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
-       (maybe_apply_renaming_pragma): Rewrite according to clarified
-       semantics.  Always recognize, but do not necessarily execute.
-       (init_pragma): Unconditionally register symbol-renaming pragmas.
-       * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
-       and HANDLE_PRAGMA_EXTERN_PREFIX.
-       * target.h (struct gcc_target): Add handle_pragma_redefine_extname
-       and handle_pragma_extern_prefix flags.
-       * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
-       and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
-       * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
-       * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
-       not HANDLE_PRAGMA_REDEFINE_EXTNAME.
-       (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
-       (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
-       * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
-       not HANDLE_PRAGMA_EXTERN_PREFIX.
-       (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
-       * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
-       into one section "Symbol-Renaming Pragmas"; clarify; document
-       adjusted semantics.
-
-       * builtins.c (expand_builtin): Do not issue error for a builtin
-       with no special case code and no DECL_ASSEMBLER_NAME; just do the
-       library call.
-       * c-decl.c (builtin_function): Don't call make_decl_rtl.
-       * c-objc-common.c (has_c_linkage): Stub implementation.
-       * cgraphunit.c (cgraph_expand_function)
-       (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
-
-2004-06-19  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
-       instead of both an ARGLIST and a result TYPE.  Handle these C99
-       comparison functions as "polymorphic" builtins.  Also handle
-       lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
-       (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
-       Move handling of BUILT_IN_ISUNORDERED from here to there.
-
-2004-06-19  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
-       * c-gimplify.c: Remove unnecessary prototypes.
-       (c_gimplify_stmt): Merge into ...
-       (c_gimplify_expr): ... here.  Don't play with prep_stmt.
-       * c-semantics.c (prep_stmt): Remove.
-       * gimplify.c (annotate_one_with_locus): Break out from ...
-       (annotate_all_with_locus): ... here.
-       (gimplify_expr): Add locus to expressions even if pre/post queues
-       are not present.
-
-2004-06-19  Richard Henderson  <rth@redhat.com>
-
-       PR target/15941
-       * function.c (assign_parms): If not padding upward or intentionally
-       forcing upward padding, take offset_rtx into account when determining
-       the alignment for stack_parm.
-
-2004-06-19  Richard Henderson  <rth@redhat.com>
-
-       PR target/15550
-       * ifcvt.c (noce_try_move): Recognize all generated instructions.
-
-2004-06-19  Jan Hubicka  <jh@suse.cz>
-
-       * function.c (free_after_compilation): Do not free computed_goto_common*.
-       * function.h (struct function): Kill computed_goto_common*.
-       * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
-       * tree-cfg.c (disband_implicit_edges): Do not forward across the
-       commonized computed goto.
-
-2004-06-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
-       in binutils.
-
-2004-06-19  Andrew Pinski  <apinski@apple.com>
-
-       PR c++/15721
-       * toplev.c (wrapup_global_declarations): Do not check
-       TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
-       cgraph_varpool_node's needed field.
-
-2004-06-19  Jan Hubicka  <jh@suse.cz>
-           Steven Bosscher  <stevenb@suse.de>
-
-       CFG transparent RTL expansion:
-       * Makefile.in (cfgexpand.o): New object file.
-       (builtins.o): Add dependency on basic-block.h
-       * builtins.c: Include basic-block.h
-       (entry_of_function): New function.
-       (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
-       * cfgexpand.c: New file.
-       * expr.c (execute_expand, pass_expand): Kill.
-       * pass.c (rest_of_compilation): Do not build CFG unless called from
-       coverage code.
-       * tree-cfg.c (delete_tree_cfg): Rename to..
-       (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
-       * tree-flow.h (delete_tree_cfg_annotations): Declare.
-       (dleete_tree_cfg): Kill.
-       * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
-       (execute_del_cfg): Rename to...
-       (execute_free_datastructures): This one...
-       (pass_del_cfg): Rename to...
-       (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
-       (init_tree_optimization_passes): Make cfg build and profiling to happen
-       unconditionally.
-
-2004-06-19  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
-       inserting the cache variables.
-
-       * tree-mudflap.c: Include headers to make basic_block available.
-       Move functions around such that related functions are near each
-       other.  Add prototypes for all static functions.  Add comments
-       briefly explaining what IR the mudflap1 and mudflap2 work on and
-       what they do.
-       (mudflap_function_decls): Rename to execute_mudflap_function_decls.
-       (mudflap_function_ops): Rename to execute_mudflap_function_ops.
-       (pass_mudflap_1, pass_mudflap_2): Update.
-       (mf_decl_cache_locals): Make it work on the CFG instead of the saved
-       function tree.
-       (mf_build_check_statement_for): Make it work on the CFG.
-       (mf_xform_derefs_1): Likewise.  Cleanup code style.
-       (mf_xform_derefs): Likewise.
-
-2004-06-19  Jan Hubicka  <jh@suse.cz>
-
-       * tree-cfg.c (label_to_block): Invent the label destination for
-       undefined labels.
-       (cleanup_dead_labels): Update table in the case label_to_block added
-       new label.
-
-2004-06-18  Richard Henderson  <rth@redhat.com>
-
-       PR c++/16036
-       * gimple-low.c (lower_function_body): Generate return statement for
-       fall off the end of the function here ...
-       * tree-cfg.c (make_edges): ... instead of here.
-       * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
-
-2004-06-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * tree-ssa.c (raise_value): Removed.
-       (get_eq_name, check_phi_redundancy): New functions.
-       (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
-
-2004-06-18  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
-       UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
-       constant folding for unordered comparison tree nodes.  If both
-       operands are real constants, call fold_relational_const.  If either
-       operand is a NaN, evaluate the other for side-effects and return a
-       constant.  Optimize (double)float1 CMP (double)float2 into the
-       equivalent float1 CMP float2.
-       (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
-       ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
-       LTGT_EXPR>: Call fold_relational_const for constant operands.
-       (fold_relational_const): Add support for unordered comparison tree
-       nodes.  Don't constant fold "ordered" floating point comparisons
-       against NaN if when flag_trapping_math is set.
-
-2004-06-19  Jakub Jelinek  <jakub@redhat.com>
-
-       * fold-const.c (build_range_check): If !in_p and recursive call
-       fails, exit immediately.  If high - low overflows and etype is
-       a signed type, retry with unsigned etype.
-       (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
-       to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
-
-2004-06-18  Richard Henderson  <rth@redhat.com>
-
-       * c-gimplify.c (gimplify_condition): Remove.
-       (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
-       call it.
-
-2004-06-18  Richard Henderson  <rth@redhat.com>
-
-       * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
-       switch estimates.
-
-2004-06-18  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
-       (NORMAL_TEXT_SECTION_NAME): Define.
-       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
-       (SECTION_FORMAT_STRING): Define.
-
-2004-06-18  Steven Bosscher  <stevenb@suse.de>
-
-       * config/xtensa/xtensa.c
-       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
-       * xtensa.md: Replace the old pipeline description with a DFA model.
-
-2004-06-18  Steven Bosscher  <stevenb@suse.de>
-           Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
-
-       * config/s390/s390.md: Remove the generic pipeline description.
-       * config/s390/2064.md: Make all insn reservations apply to
-       the z900, g5 and g6.
-       * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
-       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
-       Define to hook_int_void_1.
-       (s390_adjust_cost): Cleanup.  Don't check address dependency here.
-       (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
-
-2004-06-18  Daniel Berlin  <dberlin@dberlin.org>
-                       Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
-       (create_stmt_ann): Ditto.
-       (create_tree_ann): New function.
-       (create_cst_ann): Remove.
-       (create_expr_ann): Ditto.
-
-       * tree-flow-inline.h (cst_ann): Remove.
-       (get_cst_ann): Ditto.
-       (get_expr_ann): Ditto.
-       (expr_ann): Ditto.
-       (get_tree_ann): New function.
-       (tree_ann): Ditto.
-       (ann_type): tree_ann -> tree_ann_t.
-       * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
-       (struct cst_ann_d): Removed.
-       (struct expr_ann_d): Ditto.
-       (union tree_ann_d): Removed cst and expr.
-       (tree_ann): Renamed to tree_ann_t.
-       * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
-       * tree-ssa-pre.c (get_value_handle): Rewrite for single common
-       annotation.
-       (set_value_handle): Ditto.
-       (phi_translate): Ditto.
-       * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
-
-2004-06-18  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/t-linux64: New file.
-       * config.gcc: Add it to tmake_file for sh64*-*-linux*.
-
-2004-06-18  Paolo Bonzini  <bonzini@gnu.org>
-
-       * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
-       (unshare_all_rtl_again): Call unshare_all_rtl_1.
-       (unshare_all_rtl): New.
-       * function.c (instantiate_virtual_regs): Remove parameters.
-       * function.h (instantiate_virtual_regs): Add prototype.
-       * rtl.h (unshare_all_rtl): Add prototype.
-       * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
-       prototype.
-       * passes.c: Remove assertions on the parameters to
-       rest_of_handle_* functions.  Remove the parameters to
-       the functions, replacing decl with current_function_decl
-       and insns with get_insns ().
-
-2004-06-17  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (constant_boolean_node): Handle boolean_type_node
-       directly, return either boolean_true_node or boolean_false_node.
-
-2004-06-18  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * opts.sh: Delete.  Break out generated code to next four files.
-       * opt-gather.awk: New file.
-       * optc-gen.awk: New file.
-       * opth-gen.awk: New file.
-       * opt-functions.awk: New common file.
-       * Makefile.in: Update for above.
-       * configure.ac: Update comment.
-       * configure: Regenerate.
-
-2004-06-17  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c (flag_objc_sjlj_exceptions): New.
-       * c-common.h (flag_objc_sjlj_exceptions): Declare.
-       * c-opts.c (c_common_handle_option): Set it.
-       (c_common_post_options): Handle interation of different
-       objective-c exception and runtime switches.
-       * c-decl.c (c_eh_initialized_p): New.
-       (finish_decl): Use it instead of local eh_initialized_p.
-       * c-parse.in (nested_function, notype_nested_function): Record
-       the result of compstmt.
-       (compstmt_or_error): Likewise.
-       (compstmt): Don't add_stmt the result.
-       (stmt): Don't return anything.  Rewrite objc try and sync rules.
-       (objc_try_stmt, objc_catch_list): Remove.
-       (objc_catch_block, objc_finally_block): Remove.
-       (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
-       (objc_try_catch_clause, objc_finally_clause): New.
-       (objc_try_catch_stmt): Rewrite.
-       * c-tree.h (c_eh_initialized_p): Declare.
-       * c-opt (fobjc-sjlj-exceptions): New.
-       * except.c (output_function_exception_table): Don't call cgraph
-       on non-decls.
-       * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
-       UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
-       catch_count_stack, exc_binding_stack, if_nesting_count,
-       blk_nesting_count, objc_enter_block, objc_exit_block,
-       objc_declare_variable, val_stack_push, val_stack_pop,
-       objc_build_try_enter_fragment, objc_build_extract_expr,
-       objc_build_try_exit_fragment, objc_build_extract_fragment,
-       objc_build_try_prologue, objc_build_try_epilogue,
-       objc_build_catch_stmt, objc_build_catch_epilogue,
-       objc_build_finally_prologue, objc_build_finally_epilogue,
-       objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
-       objc_build_synchronized_epilogue): Remove.
-       (objc_create_temporary_var, struct objc_try_context, cur_try_context,
-       objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
-       next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
-       next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
-       next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
-       objc_begin_catch_clause, objc_finish_catch_clause,
-       objc_build_finally_clause, objc_finish_try_stmt,
-       objc_build_synchronized): New.
-       (objc_is_object_id, objc_is_class_id): New.
-       (objc_comptypes): Use them.
-       (build_next_objc_exception_stuff): Break NeXT sjlj out from
-       build_objc_exception_stuff.
-       (synth_module_prologue): Update to match.
-       (objc_build_throw_stmt): Use cur_try_context to decide if
-       we're in a @catch.
-       * objc/objc-act.h: Update prototypes.
-       (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
-
-2004-06-17  Andrew Pinski <apinski@apple.com>
-
-       * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
-       Use TYPE_FIELDS instead of TYPE_VALUES.
-
-2004-06-17  Jason Merrill  <jason@redhat.com>
-
-       PR c++/16015
-       * gimplify.c (gimplify_target_expr): Handle void initializer.
-       * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
-       * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
-       and AGGR_INIT_EXPR.
-
-2004-06-17  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_relational_const): Use constant_boolean_node.
-
-2004-06-17  Jan Hubicka  <jh@suse.cz>
-
-       PR target/15433
-       * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
-       operand numbering in the output template.
-       (SSE DF cmov 0 splitter): The conditional is VOIDmode.
-
-2004-06-17  Jan Hubicka  <jh@suse.cz>
-
-       * except.c (can_throw_internal): Recognize RESX expresisons.
-
-2004-06-17  Jan Hubicka  <jh@suse.cz>
-
-       * cfgbuild.c (make_edges): Do not use label_value_list.
-       (find_basic_blocks_1): Do not collect label_value_list.
-       (find_sub_basic_blocks): Update call of make_edges.
-
-2004-06-17  Andrew MacLeod  <amacleod@redhat.com>
-
-       * tree-cfg.c (tree_make_forwarder_block):  Use SET_PHI_RESULT.
-       * tree-flow-inline.h (get_use_op_ptr):  Return a use_operand_p.
-       (get_use_from_ptr, get_def_from_ptr):  New.  Return operand pointers.
-       (get_def_op_ptr):  Return a def_operand_p instead of a 'tree *'.
-       (get_v_may_def_result_ptr):  Return a def_operand_p.
-       (get_v_may_def_op_ptr, get_vuse_op_ptr):   Return a use_operand_p.
-       (get_v_must_def_op_ptr):  Return a def_operand_p.
-       (get_phi_result_ptr):  New.  Return a pointer to the result of a PHI.
-       (get_phi_arg_def_ptr):  New.  Return a pointer to an argument of a PHI.
-       (phi_element_for_edge):  Remove.
-       * tree-flow.h (propagate_value, replace_exp):  Change prototype.
-       (propagate_tree_value):  Add new prototype.
-       (phi_element_for_edge):  Remove prototype.
-       * tree-into-ssa.c (mark_def_sites):  Use new operand types.
-       (prepare_operand_for_rename):  Split into two functions.
-       (prepare_use_operand_for_rename):  Prepare use operands.
-       (prepare_def_operand_for_rename):  Prepare def operands.
-       (rewrite_stmt):  Use new operand types.
-       (rewrite_operand):  Use new operand types, change parameter type.
-       * tree-outof-ssa.c (replace_variable):  Split into two functions.
-       (replace_use_variable):  Rewrite uses.
-       (replace_def_variable):  Rewrite defs.
-       (rewrite_trees, rewrite_vars_out_of_ssa):  Use new operand types.
-       * tree-phinodes.c (make_phi_node, resize_phi_node):  Use new types.
-       (add_phi_arg, remove_phi_arg_num):  Use new operand types.
-       * tree-ssa-ccp.c (substitute_and_fold):  Use new operand types.
-       (ccp_fold, replace_uses_in):  Use new operand types.
-       * tree-ssa-copy.c (replace_ssa_names):  Rename to replace_ssa_names_ann
-       and no longer set the value, change parameter type.
-       (replace_exp_1):  Use new operand types.
-       (propagate_value):  Change parameter type, use new operand types.
-       (propagate_tree_value):  Propagate_value without SSA operands.
-       (replace_exp, cprop_operand, cprop_into_stmt):  Use new operand types.
-       (cprop_into_successor_phis):  Use new operand types.
-       * tree-ssa-dom.c (thread_across_edge):  Use new operand types.
-       (eliminate_redundant_computations):  Use new operand types.
-       * tree-ssa-dse.c (fix_phi_uses):  Use new operand_types.
-       (fix_stmt_v_may_defs):  Use new operand_types.
-       * tree-ssa-live.c (create_ssa_var_map):  Use new operand_types.
-       (build_tree_conflict_graph):  Use new operand_types.
-       * tree-ssa-loop.c (duplicate_blocks):  Use PHI_ARG_DEF_FROM_EDGE.
-       * tree-ssa-operands.c (struct freelist_d):  Remove.
-       (check_optype_freelist, add_optype_freelist):  Remove.
-       (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
-       allocate_vuse_optype, allocate_v_must_def_optype):  Call ggc_alloc.
-       (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
-       Call ggc_free instead of add_optype_freelist.
-       (init_ssa_operands, fini_ssa_operands):  Remove free list code.
-       (finalize_ssa_defs, finalize_ssa_uses):  Set new use/def operands.
-       * tree-ssa-operands.h (struct def_optype_d):  Change underlying type.
-       (struct use_optype_d):  Change underlying type.
-       (def_operand_p, use_operand_p):  New types for pointers to operands.
-       (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
-       V_MUST_DEF_OP):  Use new pointer type instead of dereferencing directly.
-       (USE_FROM_PTR, DEF_FROM_PTR):  New macros to "dereference" operand
-       pointer types.
-       (SET_USE, SET_DEF):  New macros to set operands from their pointer.
-       (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
-       SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
-       (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT):  Macros to manage the
-       PHI result as an operand.
-       (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
-       PHI_ARG_DEF_PTR_FROM_EDGE):  Macros to manage the PHI arguments.
-       * tree-ssa-pre.c (eliminate):  Call propagate_tree_value.
-       * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis):  Use
-       PHI_ARG_DEF_FROM_EDGE.
-       * tree.h (PHI_RESULT):  Renamed to PHI_RESULT_TREE.
-       (PHI_ARG_DEF):  Renamed to PHI_ARG_DEF_TREE.
-
-2004-06-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR tree-optimization/15991
-       * tree-cfg.c (tree_block_label): Export.
-       * tree-flow-inline.h (bsi_after_labels): New function.
-       * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
-       * tree-ssa.c (propagate_into_addr): New function.
-       (replace_immediate_uses): Handle propagation of pointer constants.
-       (raise_value): Do not restrict propagation of pointer constants.
-       * tree-ssanames.c (duplicate_ssa_name): New function.
-       * tree.h (duplicate_ssa_name): Declare.
-
-2004-06-17  David Ayers  <d.ayers@inode.at>
-
-       * c-parse.in: Unify Objective-C token names.
-
-2004-06-17  Zack Weinberg  <zack@codesourcery.com>
-
-       Bug 14610
-       * Makefile.in (min-insn-modes.o): Correct dependencies.
-       * real.c (encode_ieee_extended, decode_ieee_extended): Always
-       produce/consume 12-byte little-endian Intel format.
-       (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
-       (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
-       (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
-       (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
-       New functions which convert between 12-byte little-endian Intel
-       format and the desired format.
-       (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
-       (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
-       Update.
-
-2004-06-17  Zack Weinberg  <zack@codesourcery.com>
-
-       * expmed.c (expand_mult_const): In sanity check, compare only
-       the bits of val and val_so_far that are significant in the
-       result mode.
-
-2004-06-17  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-pre.c:  Update comments.
-       (val_expr_pair_eq): Factor code from here.
-       (expr_pred_trans_eq): and here.
-       (expressions_equal_p): To here.
-       (print_value_set): Print value for expression.
-       (phi_trans_lookup): Rename some variables.
-       (lookup): Ditto.
-       (value_exists_in_set_bitmap): Ditto.
-       (value_remove_from_set_bitmap): Ditto.
-       (value_insert_into_set_bitmap): Ditto.
-
-2004-06-17  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-modes.def (CCL3mode): New machine mode.
-       * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
-       (s390_alc_comparison, s390_slb_comparison): Likewise.
-       (s390_branch_condition_mask): Likewise.
-       * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
-       ("*subsi3_cc2", "*subsi3_cconly2"): New.
-
-       * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
-       ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
-       * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
-       Handle SIGN_EXTEND and ZERO_EXTEND.
-
-       * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
-       * config/s390/s390.c (s390_expand_addcc): New function.
-       * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
-       ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
-       ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
-
-2004-06-17  Ben Elliston  <bje@au.ibm.com>
-
-       * tree-alias-common.c: Add whitespace.
-       * tree-inline.c: Correct comment about this file's purpose.
-       * tree-optimize.c: Likewise.
-       * tree-tailcall.c: Likewise.
-
-       * tree-alias-ander.h: Add standard top-of-file comment.
-       * tree-alias-common.h: Likewise.
-       * tree-alias-type.h: Likewise.
-
-2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-pre.c (compute_avail): Value number uses as well.
-       Strip useless type conversions.
-       Casts have to be treated slightly different than normal unaries.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (COMPOUND_STMT): Remove.
-       * c-common.c (finish_fname_decls): Don't look through it.
-       * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
-       * c-common.h (COMPOUND_BODY): Remove.
-       (c_common_stmt_codes): Remove COMPOUND_STMT.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * tree.h (DECL_SAVED_TREE): Update commentary.
-       * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
-       (CASE_LABEL_EXPR): Rename from CASE_LABEL.
-       (GOTO_EXPR): Rename from GOTO_STMT.
-       (GOTO_FAKE_P): Remove.
-       (COMPOUND_STMT): Remove.
-       (HANDLER): Update wrt COMPOUND_STMT.
-       (STMT_EXPR): Likewise.
-       (LABEL_EXPR): Rename from LABEL_STMT.
-       (SCOPE_STMT): Remove.
-       * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
-       through COMPOUND_STMT.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
-       c_finish_while_stmt_cond): Remove decls.
-       * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
-       * c-typeck.c (c_begin_if_stmt): Return void.
-       (c_begin_else): Tidy.  Save stmt_count.
-       * c-tree.h (c_begin_if_stmt): Update decl.
-
-       * objc/objc-act.c (objc_build_try_enter_fragment,
-       objc_build_extract_fragment, objc_build_try_epilogue,
-       objc_build_catch_stmt, objc_build_catch_epilogue,
-       objc_build_finally_prologue, objc_build_finally_epilogue): Update
-       for if builder function changes.
-
-2004-06-16  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (struct machine_function):  New member
-       last_restore_gpr.
-       (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
-       Do not modify machine->save_return_addr_p or regs_ever_live.
-       Fill in machine->last_restore_gpr.
-       (s390_optimize_prolog): Use s390_frame_info to compute registers
-       to save/restore, remove duplicated code.
-       (s390_arg_frame_offset): Use s390_frame_info to compute frame
-       size, remove duplicated code.
-       (s390_emit_prologue): Adapt s390_frame_info call.  Update
-       machine->save_return_addr_p and regs_ever_live.
-       (s390_emit_epilogue): Use machine->last_restore_gpr instead of
-       machine->last_save_gpr.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-parse.in (if_stmt_locus): Remove.
-       (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
-       (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
-       * c-typeck.c (if_elt): Sort by expected size.  Rename locus to
-       empty_locus.  Add stmt_count, saw_else.
-       (c_begin_if_stmt): Push if_stack here.
-       (c_finish_if_cond): Rename from c_expand_end_cond.  Record stmt_count.
-       (c_finish_then, c_finish_else): Record empty_locus.
-       (c_begin_else): Rename from c_expand_start_else.  Record stmt_count.
-       (c_finish_if_stmt): Rename from c_expand_end_cond.  Warn for empty
-       if or else body.
-       * c-tree.h: Update prototypes.
-
-2004-06-16  Steven Bosscher  <stevenb@suse.de>
-
-       * tree.h (PHI_CHAIN): New.
-       * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
-       tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
-       tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
-       tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
-       tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
-       when traversing a list of PHI_NODEs.
-
-2004-06-16  Bernardo Innocenti  <bernie@develer.com>
-
-       PR target/13292
-       * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
-       on -msoft-float.
-       (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
-       68040 and soft-float.
-       * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
-       in the TARGET_68040_ONLY case.
-
-2004-06-16 Peter Barada  <peter@the-baradas.com>
-
-       * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
-       (movsi_cf): Make named, don't match TARGET_CFV4.
-       (pushexthisi_const): Use mov3q if possible.
-       (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
-       to special case mvz.w for ColdFire V4.
-       (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
-       to special case mvz.b for ColdFire V4.
-       (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
-       divide.
-       (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
-       * config/m68k/m68k.c(valid_mov3q_const):  New function.
-       (const_method): SWAP is valid for ColdFire.
-       (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
-       * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (CASE_LABEL): Remove.
-       * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
-       (match_case_to_enum_1): Likewise.
-       * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
-       * tree.h (CASE_LOW): Update commentary.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (ASM_STMT): Remove.
-       * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-typeck.c (build_asm_expr): Use ASM_EXPR.
-       * tree.h: Fix commentary.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
-       * c-common.c (c_add_case_label): Use LABEL_EXPR.
-       * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
-       (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-parse.in (stmt): Use GOTO_EXPR.
-       (label): Use LABEL_EXPR.
-       * c-semantics.c (build_stmt): Set TREE_TYPE to void.
-       * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
-
-2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfgcleanup.c (try_simplify_condjump): Update test to make
-       sure we have a conditional branch around am unconditional branch.
-
-2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
-
-2004-06-16  Dale Johannesen  <dalej@apple.com>
-
-       * loop.c (loop_givs_reduce): Avoid miscompilation of
-       loops entered at bottom.
-
-2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfglayout.c (fixup_reorder_chain): Handle case where the
-       destination of E_FALL is EXIT_BLOCK_PTR.
-
-2004-06-16  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR target/15653
-       * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
-       after shifts before asm.
-
-2004-06-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR tree-optimization/15993
-       * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
-       destination is unchanged.
-
-2004-06-16  Andreas Jaeger  <aj@suse.de>
-
-       * doc/install.texi (Configuration): Update description for
-       --enable-version-specific-runtime-libs.
-
-2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/install.texi: boehm-gc now uses automake 1.8.5.
-
-2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * toplev.h (rest_of_compilation): Adjust prototype.
-
-2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * coverage.c: Remove argument to rest_of_compilation.
-       * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
-       * passes.c (rest_of_compilation): Remove argument.
-       (pass_rest_of_compilation): New.
-       (rest_of_handle_final, rest_of_handle_delay_slots,
-       rest_of_handle_stack_regs, rest_of_handle_variable_tracking
-       rest_of_handle_machine_reorg, rest_of_handle_regrename
-       rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
-       rest_of_handle_regmove, rest_of_handle_tracer
-       rest_of_handle_if_conversion, rest_of_handle_if_after_combine
-       rest_of_handle_web, rest_of_handle_branch_prob
-       rest_of_handle_value_profile_transformations, rest_of_handle_cfg
-       rest_of_handle_addressof, rest_of_handle_jump_bypass
-       rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
-       Check that the two arguments are actually superfluous.
-       * tree-optimize.c (register_dump_files): Add properties argument.
-       Track validity of passes.  Only initialize dump files for
-       tree-based passes.  Store the full set of provided passes in
-       the pass.
-       (init_tree_optimization_passes): Register pass_expand and
-       pass_rest_of_compilation.
-       (execute_one_pass): Do not track the presence of required properties
-       here.  Set in_gimple_form.  Do not update current_properties.
-       (current_properties): Remove.
-       (set_save_expr_context): Remove.
-       (tree_rest_of_compilation): Do not set in_gimple_form.  Do not
-       expand to RTL here, and do not call rest_of_compilation.  Push
-       GGC context even before gimplification.
-       * tree-pass.h (PROP_rtl, PROP_trees): New flags.
-       (pass_expand, pass_rest_of_compilation): Declare.
-
-2004-06-15  Jeff Law  <law@redhat.com>
-
-       * fold-const.c (swap_tree_comparison): No longer static.
-       (tree_swap_operands_p): Similarly.  Return true if both operands
-       are SSA_NAMEs and the first operand has a higher version number than
-       the second operand.
-       * tree.h (swap_tree_comparison): Prototype.
-       (tree_swap_operands_p): Prototype.
-       * tree-ssa-operands.c (get_expr_operands): For commutative
-       operators and relational comparisons, canonicalize the
-       order of the operands.
-
-2004-06-15  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c (lang_gimplify_stmt): Remove next_p argument.
-       (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
-       c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
-       c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
-       (finish_fname_decls, fname_decl): Use statement_lists.
-       (c_expand_expr_stmt): Don't set last_expr_type.
-       (c_type_hash): Fix indentation.
-       (c_safe_from_p): Don't follow TREE_CHAIN.
-       (c_tree_chain_matters_p): Remove.
-       * c-common.def (SCOPE_STMT): Remove.
-       (CLEANUP_STMT): Redefine to contain its own body.
-       * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
-       x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
-       Add x_cur_stmt_list.
-       (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
-       (cur_stmt_list): New.
-       (STATEMENT_LIST_STMT_EXPR): New.
-       (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
-       SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
-       (CLEANUP_BODY): New.
-       (CLEANUP_DECL): Move to operand 2.
-       (c_common_stmt_codes): Remove SCOPE_STMT.
-       (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
-       * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
-       (c_push_function_context, c_pop_function_context): Don't save it.
-       (finish_decl): Set TREE_USED on the decl for a cleanup.
-       Use push_cleanup.
-       (store_parm_decls): Use statement lists.
-       (finish_function): Remove compstmt rule workaround.  Use statement
-       lists.  Call finish_fname_decls after finalizing the body.
-       (c_begin_compound_stmt): Move to c-typeck.c.
-       * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
-       * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
-       (c_genericize): Invoke them.
-       (c_gimplify_stmt): Don't look through TREE_CHAIN.  Kill SCOPE_STMT.
-       (c_build_bind_expr): Export.
-       (gimplify_block, gimplify_cleanup): Remove.
-       (gimplify_condition): Use gimplify_stmt.
-       (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
-       (gimplify_if_stmt): Remove recursion hack.
-       (c_gimplify_expr): Remove STMT_EXPR handling.
-       (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
-       (is_last_stmt_of_scope): Remove.
-       * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
-       * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
-       c_end_compound_stmt.
-       * c-objc-common.c (build_cdtor): Likewise.
-       * c-parse.in (primary): Use c_finish_stmt_expr.
-       (push_scope, pop_scope): Remove.
-       (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
-       (c99_block_end, compstmt): Use c_end_compound_stmt.
-       (c99_block_lineno_labeled_stmt): Likewise.
-       (compstmt_primary_start): Use c_begin_stmt_expr.
-       (simple_if, select_or_iter_stmt): Update calls to stmt builders.
-       (do_stmt_start): Fill in body directly.
-       (lineno_stmt): Avoid setting lineno on constants.
-       * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
-       Remove SCOPE_STMT.
-       * c-semantics.c (begin_stmt_tree): Remove.
-       (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
-       (add_stmt): Use statement lists.
-       (add_scope_stmt, finish_stmt_tree): Remove.
-       (push_cleanup): New.
-       * c-tree.h: Move some decls from c-common.h.
-       * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
-       (do_case, c_finish_case): Likewise.
-       (c_finish_then): Take body for then as argument.
-       (c_finish_else): Similarly.
-       (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
-       c_finish_for_stmt_incr, c_finish_for_stmt): New.
-       (c_begin_stmt_expr, c_finish_stmt_expr): New.
-       (c_begin_compound_stmt): Do scope management.
-       (c_end_compound_stmt): New.
-       * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
-       * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
-       Look through exception handling constructs.
-       (gimplify_bind_expr): Accept temporary argument.
-       (gimplify_target_expr): Special case BIND_EXPR bodies.
-       (gimplify_expr): Handle fallback == fb_none like a statement.
-       * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
-       * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
-       * langhooks.h (tree_chain_matters_p): Remove.
-       * stub-objc.c (objc_clear_super_receiver): New.
-       * tree-gimple.h (voidify_wrapper_expr): Update decl.
-       (append_to_statement_list, append_to_statement_list_force): Move
-       to tree-iterator.h.
-       * tree-inline.c (expand_call_inline): Update call.
-       (clone_body): Use statement lists.
-       (walk_tree): Don't check tree_chain_matters_p.
-       (copy_tree_r): Likewise.
-       * tree-iterator.c (alloc_stmt_list): Clear lang bits.
-       (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
-       * tree-iterator.h (append_to_statement_list,
-       append_to_statement_list_force): Moved from tree-gimple.h.
-       * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
-       * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
-       (objc_enter_block): Likewise.
-       (objc_exit_block): Use c_end_compound_stmt.
-       (objc_build_try_enter_fragment): Add #error and comment for
-       rewriting for OBJCPLUS.
-       (objc_build_extract_fragment, objc_build_try_epilogue,
-       objc_build_catch_stmt, objc_build_finally_prologue,
-       objc_build_finally_epilogue): Update for C statement builders.
-       * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
-       Remove.
-
-2004-06-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * df.c (df_reg_clobber_gen): Removed.
-       (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
-       Make more effective for hard regs.
-       * ra-build.c (livethrough_conflicts_bb): Check contains_call.
-
-2004-06-15  Alexandre Oliva  <aoliva@redhat.com>
-
-       * c-pragma.h (c_lex_string_translate): Change type to int.
-       * c-parse.in: Change all assignments of c_lex_string_translate
-       to true and false to 1 and 0.
-       * c-lex.c (c_lex_string_translate): Likewise.
-       (lex_string): Convert string without translation in the -1
-       case.
-
-2004-06-15  Mark G. Adams  <mark.g.adams@sympatico.ca>
-
-       * convert.h: Add include guards
-
-2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-flow-inline.h: Document all functions.
-
-2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
-       * tree-dfa.c (create_stmt_ann): Ditto.
-       * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
-       * tree-inline.c (estimate_num_insns_1): Ditto.
-       * tree.c (tree_size): Ditto.
-       (make_node_stat): Ditto.
-       (tree_node_structure): Ditto.
-       (ephi_node_elt_check_failed): Remove.
-       (is_essa_node): Ditto.
-       * tree.def (EPHI_NODE): Ditto.
-       (EEXIT_NODE): Ditto.
-       (EUSE_NODE): Ditto.
-       (EKILL_NODE): Ditto.
-       * tree.h (EREF_NODE_CHECK): Remove.
-       (EPHI_NODE_ELT_CHECK): Ditto.
-       (struct tree_eref_common): Ditto.
-       (struct tree_euse_node): Ditto.
-       (struct ephi_arg_d): Ditto.
-       (struct tree_ephi_node): Ditto.
-       (ephi_node_elt_check_failed): Remove prototype.
-       (is_essa_node): Ditto.
-       (enum tree_node_structure_enum): Remove TS_E*_NODE.
-       (union tree_node): Remove E*_NODE uses.
-
-2004-06-15  Jerry Quinn  <jlquinn@optonline.net>
-
-       * alias.c (record_set, record_base_value, canon_rtx, get_addr,
-       nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
-       * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
-       Likewise.
-       * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
-       expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
-       expand_builtin_strcmp, expand_builtin_strncmp,
-       expand_builtin_frame_address): Likewise.
-       * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
-       insert_one_insn): Likewise.
-       * calls.c (prepare_call_address, precompute_register_parameters,
-       precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
-       * cfganal.c (flow_active_insn_p): Likewise.
-       * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
-       combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
-       subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
-       make_extraction, recog_for_combine, gen_lowpart_for_combine,
-       simplify_comparison, record_dead_and_set_regs_1,
-       record_dead_and_set_regs, record_promoted_value,
-       check_promoted_subreg, get_last_value_validate, get_last_value,
-       reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
-       unmentioned_reg_p_1): Likewise.
-       * conflict.c (mark_reg): Likewise.
-       * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
-       mention_regs, insert_regs, lookup, lookup_for_remove, insert,
-       merge_equiv_classes, flush_hash_table, invalidate,
-       remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
-       invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
-       cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
-       record_jump_cond, cse_insn, addr_affects_sp_p,
-       invalidate_from_clobbers, cse_process_notes, cse_around_loop,
-       cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
-       cse_cc_succs, cse_condition_code_reg): Likewise.
-       * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
-       cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
-       cselib_record_set, cselib_record_sets): Likewise.
-       * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
-       dbxout_block): Likewise.
-       * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
-       * dojump.c (do_jump): Likewise.
-       * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
-       is_based_loc, rtl_for_decl_location): Likewise.
-       * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
-       set_decl_incoming_rtl, mark_user_reg): Likewise.
-       * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
-       copy_to_suggested_reg, allocate_dynamic_stack_space,
-       probe_stack_range, hard_function_value): Likewise.
-       * expmed.c (store_bit_field, store_fixed_bit_field,
-       store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
-       extract_split_bit_field, expand_divmod, emit_store_flag_force):
-       Likewise.
-       * expr.c (convert_move, convert_modes,
-       block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
-       use_group_regs, emit_move_insn, emit_move_insn_1,
-       compress_float_constant, push_block, emit_single_push_insn,
-       emit_push_insn, get_subtarget, expand_assignment, store_expr,
-       store_constructor, store_field, force_operand, safe_from_p,
-       expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
-       Likewise.
-       * final.c (profile_function, final_scan_insn, alter_subreg,
-       get_mem_expr_from_op, output_asm_operand_names, output_operand,
-       only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
-       * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
-       find_regno_partial, propagate_one_insn, init_propagate_block_info,
-       insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
-       attempt_auto_inc, find_auto_inc, mark_used_regs,
-       count_or_remove_death_notes_bb): Likewise.
-       * function.c (find_temp_slot_from_address, update_temp_slot_address,
-       preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
-       fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
-       put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
-       purge_single_hard_subreg_set, instantiate_decl,
-       instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
-       promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
-       setjmp_protect, setjmp_protect_args, fix_lexical_addr,
-       expand_function_start, diddle_return_value, clobber_return_register,
-       expand_function_end, keep_stack_depressed, handle_epilogue_set,
-       update_epilogue_consts): Likewise.
-       * genemit.c (gen_exp, gen_insn): Likewise.
-       * genrecog.c (make_insn_sequence): Likewise.
-       * global.c (global_conflicts, expand_preferences, mark_reg_store,
-       mark_reg_conflicts, set_preference, reg_becomes_live,
-       build_insn_chain, mark_reg_change): Likewise.
-       * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
-       Likewise.
-       * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
-       Likewise.
-       * integrate.c (copy_rtx_and_substitute, try_constants,
-       subst_constants, mark_stores, allocate_initial_values): Likewise.
-       * jump.c (reversed_comparison_code_parts, delete_prior_computation,
-       delete_computation, rtx_renumbered_equal_p, true_regnum,
-       reg_or_subregno): Likewise.
-       * lcm.c (reg_dies, reg_becomes_live): Likewise.
-       * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
-       update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
-       wipe_dead_reg, no_conflict_p): Likewise.
-       * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
-       iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
-       simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
-       * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
-       move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
-       find_single_use_in_loop, count_one_set, loop_bivs_init_find,
-       loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
-       valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
-       loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
-       maybe_eliminate_biv_1, record_initial, update_reg_last_use,
-       canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
-       try_swap_copy_prop): Likewise.
-       * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
-       expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
-       Likewise.
-       * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
-       reload_cse_simplify_operands, reload_combine,
-       reload_combine_note_store, reload_combine_note_use,
-       reload_cse_move2add, move2add_note_store): Likewise.
-       * print-rtl.c (print_rtx): Likewise.
-       * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
-       contains_pseudo, handle_asm_insn): Likewise.
-       * ra-debug.c (ra_print_rtx_object, dump_constraints,
-       dump_static_insn_cost): Likewise.
-       * ra-rewrite.c (slots_overlap_p, emit_colors,
-       remove_suspicious_death_notes): Likewise.
-       * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
-       register_operand, scratch_operand, nonmemory_operand,
-       constrain_operands): Likewise.
-       * reg-stack (check_asm_stack_operands, remove_regno_note,
-       emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
-       subst_asm_stack_regs): Likewise.
-       * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
-       record_address_regs, reg_scan_mark_refs): Likewise.
-       * regmove.c (discover_flags_reg, replacement_quality,
-       copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
-       fixup_match_1): Likewise.
-       * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
-       kill_set_value, copyprop_hardreg_forward_1): Likewise.
-       * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
-       reload_inner_reg_of_subreg, can_reload_into, push_reload,
-       combine_reloads, find_dummy_reload, hard_reg_set_here_p,
-       operands_match_p, decompose, find_reloads, find_reloads_toplev,
-       find_reloads_address, subst_indexed_address, find_reloads_address_1,
-       find_reloads_subreg_address, find_replacement,
-       refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
-       refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
-       * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
-       find_reg, delete_dead_insn, alter_reg, eliminate_regs,
-       elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
-       forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
-       emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
-       do_output_reload, emit_reload_insns, gen_reload,
-       delete_address_reloads_1, inc_for_reload): Likewise.
-       * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
-       update_reg_unused_notes, fill_slots_from_thread): Likewise.
-       * resource.c (update_live_status, mark_referenced_resources,
-       mark_set_resources, mark_target_live_regs): Likewise.
-       * rtlanal.c (nonzero_address_p, get_jump_table_offset,
-       global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
-       reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
-       note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
-       find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
-       parms_set, find_first_parameter_load, keep_with_call_p,
-       hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
-       num_sign_bit_copies1): Likewise.
-       * rtlhooks.c (gen_lowpart_general): Likewise.
-       * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
-       sched_analyze): Likewise.
-       * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
-       Likewise.
-       * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
-       * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
-       simplify_binary_operation, simplify_const_relational_operation,
-       simplify_subreg): Likewise.
-       * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
-       expand_end_stmt_expr, expand_return, expand_decl,
-       expand_anon_union_decl): Likewise.
-       * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
-       find_splittable_regs, find_splittable_givs, find_common_reg_term,
-       loop_iterations): Likewise.
-       * var-tracking.c (variable_union, variable_part_different_p,
-       variable_different_p, count_uses, add_uses, add_stores,
-       compute_bb_dataflow, set_variable_part, delete_variable_part,
-       emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
-       Likewise.
-       * varasm.c (assemble_variable): Likewise.
-
-2004-06-15  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
-       definition.
-       * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
-       #undef and #if 0'd definition.
-
-2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * combine.c (distribute_notes): Comment typo fix.
-
-2004-06-15  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (synth_mult): Mask bits of the multiplier to the
-       machine mode of the multiplication.  Don't consider shifts
-       by more than (or equal to) the width of the operation's mode.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/install.texi: Yet another update for autoconf
-       and automake versions.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * function.h (struct function): Remove cannot_inline field.
-       (current_function_cannot_inline): Remove.
-       * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
-       Simplify conditionals to ignore warn_return_type.
-       * tree-optimize.c (tree_rest_of_compilation): Do not reset
-       DECL_DEFER_OUTPUT.
-       * objc/objc-act.c (build_module_descriptor, finish_method_def):
-       Do not set current_function_cannot_inline.
-
-2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfglayout.c (fixup_reorder_chain): Handle case where the
-       destination of E_TAKEN is EXIT_BLOCK_PTR.
-
-2004-06-15  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c (operand_equal_p): Update comment.
-
-2004-06-15  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
-       (INCOMING_RETURN_ADDR_RTX): Define.
-       * config/m32r/m32r-protos.h (m32r_return_addr): Added.
-       * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
-       __builtin_return_address(0).
-       (m32r_return_addr): Added for __builtin_return_address(0).
-       (m32r_reload_lr): Ditto.
-
-       * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/install.texi (Prerequisites): Update libbanshee,
-       fastjar, libcpp, libjava/libltdl entries to
-       automake 1.8.5.
-
-2004-06-15  Eric Botcazou  <ebotcazou@act-europe.fr>
-           Olivier Hainque  <hainque@act-europe.fr>
-
-       * function.c (fixup_var_refs): Also adjust the start of sequence
-       after fixing up the insns.
-
-2004-06-15  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
-
-       * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
-
-2004-06-14  Benjamin Kosnik  <bkoz@redhat.com>
-
-       * doc/install.texi (Prerequisites): Update libstdc++ entry to
-       automake 1.8.5.
-
-2004-06-14  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
-       to -mtpf-trace (-mno-tpf-trace).
-       * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
-       documentation.
-
-2004-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * real.c: Fix bit count in head comment.
-
-2004-06-14  Jeff Law  <law@redhat.com>
-
-       * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
-       PHIs where the destination or an argument is marked with
-       SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
-
-2004-06-14  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/15945
-       * simplify-rtx.c (simplify_binary_operation): Don't optimize out
-       Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
-
-2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * opts.sh (var_args): Fix regexp.
-
-2004-06-14  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/15178
-       * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
-
-2004-06-14  Paul Brook  <paul@codesourcery.com>
-
-       * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
-
-2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (FLAGS_H): New.
-       (flags.h): Replace by FLAGS_H.
-       * c.opt: Document Var, VarExists, Init and Report attributes.
-       * common.opt: Fill the values of the attributes.
-       * diagnostic.c (flag_fatal_errors): Do not define.
-       * except.c (flag_non_call_exceptions): Do not define.
-       * flags.h: Include options.h.  Remove declarations conflicting with
-       the automatically defined ones.
-       * opts.c: Remove automatically defined variables.
-       (handle_option): Perform default initialization.
-       (common_handle_option): Do not handle options covered by the
-       default initialization.
-       * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
-       fields.
-       (CL_REPORT): New.
-       * opts.sh: Generate variable declarations, handle CL_REPORT.
-       * toplev.c: Remove automatically defined variables.
-       (f_options): Removed.
-       (print_switch_values): Use cl_options instead of f_options.
-       * toplev.h (version_flag): Declaration removed.
-
-2004-06-14  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * config/sparc/sparc.h: Correct comment about availability of
-       little endian option.
-
-       * config.gcc: Remove sparc64-*-aout*.
-       * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
-       * config/sparc/sp64-aout.h: Remove.
-       * config/sparc/aout.h: Remove.
-
-2004-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c: Include "tree-gimple.h".
-       (s390_gimplify_va_arg): New function.
-       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       (s390_va_arg): Remove.
-       * config/s390/s390-protos.h (s390_va_arg): Remove.
-       * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
-
-2004-06-14  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * basic-block.h (could_fall_through): Declare.
-       * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
-       Fail if the source already has a fallthrough edge to the exit
-       block pointer.
-       (could_fall_through): New function.
-       * cfgbuild.c (make_edges): Check if we already have a fallthrough
-       edge to the exit block pointer.
-       * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
-       not called before reload has completed.
-       Handle special case of first block having a fall-through exit edge.
-       (cfg_layout_finalize): Don't call it before reload or if we have
-       rtl epilogues.
-       (fixup_reorder_chain): A fall through to the exit block does not
-       require the block to come last.  Add sanity checks.
-       * cfgrtl.c (rtl_split_edge): Add special handling of fall through
-       edges to the exit block.
-       * function.c (cfglayout.h): #include.
-       (thread_prologue_and_epilogue_insns): If we have neither return nor
-       epilogue, but a fall through to the exit block from mid-function,
-       force a non-fall-through exit.
-       * Makefile.in (function.o): Depend on CFGLAYOUT_H.
-
-2004-06-14  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
-       for power5 and rs64a.  Correct condition for default.  Correct power3,
-       620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries.  Add -many.
-
-2004-06-13  Steven Bosscher <stevenb@suse.de>
-
-       * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
-       Revert previous change, don't use CALL_P.
-
-2004-06-13  Jason Merrill  <jason@redhat.com>
-
-       * tree.h: Move std_gimplify_va_arg_expr protoype here.
-       * tree-gimple.h: From here.
-
-2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR tree-optimization/15979
-       Fix PR tree-optimization/15981
-       * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
-       try to insert values undefined along some path.
-
-2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
-       are available everywhere too.
-
-2004-06-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * fold-const.c (fold_checksum_tree <case 't'>): Only
-       look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
-       Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
-       EXPR is an INTEGERAL_TYPE or a scalar float type.
-
-2004-06-13  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-sra.c (tree_sra): Update documentation.
-
-2004-06-13  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
-       function_types_compatible_p, type_lists_compatible_p): Remove
-       flags parameter.
-       * c-tree.h (comptypes): Likewise.
-       (COMPARE_STRICT): Remove.
-       * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
-       callers changed.
-
-2004-06-13  Eric Christopher  <echristo@redhat.com>
-
-       * c-decl.c (diagnose_mismatched_decls): Improve error message.
-       Remove unused code.
-       * c-typeck.c (comptypes): Add location in standard we're checking.
-
-2004-06-13  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
-       version 3.3.4.
-
-2004-06-12  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
-       index by machine mode.
-       (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
-       tables inside the loop over machine modes.
-       (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
-       expand_divmod): Index shift*_cost by the appropriate machine mode.
-
-2004-06-12  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
-       * config/s390/s390.md: Ditto.
-       * config/s390/s390.c: Ditto.
-       (s390_frame_info): Conditionalize frame and setup info on
-       TARGET_TPF_PROFILING.
-       (s390_arg_frame_offset): Ditto.
-
-2004-06-12  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (omit_two_operands): New function.
-       * tree.h (omit_two_operands): Prototype here.
-       * builtins.c (fold_builtin_unordered_cmp): New function to lower
-       C99 unordered comparison builtins to the appropriate tree nodes.
-       (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
-       BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
-       BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER.  Manually lower
-       BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
-       (simplify_builtin_memcmp, simplify_builtin_strncmp,
-       simplify_builtin_strncat, simplify_builtin_strspn): Use the new
-       omit_two_operands function to build the required COMPOUND_EXPRs.
-
-2004-06-12  Steven Bosscher <stevenb@suse.de>,
-           Andreas Jaeger  <aj@suse.de>
-
-       * gcse.c (record_set_info): Use predicates like REG_P.
-       (mems_conflict_for_gcse_p): Likewise.
-       (load_killed_in_block_p): Likewise.
-       (hash_expr_1): Likewise.
-       (insert_set_in_table): Likewise.
-       (gcse_constant_p): Likewise.
-       (hash_scan_set): Likewise.
-       (hash_scan_insn): Likewise.
-       (canon_list_insert): Likewise.
-       (record_last_mem_set_info): Likewise.
-       (record_last_set_info): Likewise.
-       (compute_hash_table_work): Likewise.
-       (mark_set): Likewise.
-       (mark_clobber): Likewise.
-       (mark_oprs_set): Likewise.
-       (compute_transp): Likewise.
-       (find_avail_set): Likewise.
-       (cprop_insn): Likewise.
-       (do_local_cprop): Likewise.
-       (cprop): Likewise.
-       (find_implicit_sets): Likewise.
-       (find_bypass_set): Likewise.
-       (bypass_conditional_jumps): Likewise.
-       (insert_insn_end_bb): Likewise.
-       (pre_insert_copy_insn): Likewise.
-       (compute_transpout): Likewise.
-       (next_ls_expr): Likewise.
-       (invalidate_any_buried_refs): Likewise.
-       (compute_ld_motion_mems): Likewise.
-       (reg_set_info): Likewise.
-       (reg_clear_last_set): Likewise.
-       (find_moveable_store): Likewise.
-       (compute_store_table): Likewise.
-       (find_loads): Likewise.
-       (store_killed_in_insn): Likewise.
-       (insert_insn_start_bb): Likewise.
-       (reg_set_between_after_reload_p): Likewise.
-       (reg_used_between_after_reload_p): Likewise.
-       (is_jump_table_basic_block): Likewise.
-       (gcse_after_reload): Likewise.
-       (hash_scan_set_after_reload): Likewise.
-       (compute_hash_table_after_reload): Likewise.
-
-2004-06-12  Steven Bosscher  <stevenb@suse.de>
-
-       * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
-       (INSN_P): Don't look at the rtx code class, just explicitly
-       check for one of the tree RTX_INSN codes.
-
-2004-06-11  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-typeck.c (default_function_array_conversion): Use
-       build_pointer_type not TYPE_POINTER_TO.
-
-2004-06-11  Zack Weinberg  <zack@codesourcery.com>
-
-       * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
-       * configure, config.in: Regenerate.
-       * system.h: Unconditionally define bool as unsigned char,
-       BOOL_BITFIELD as unsigned int.
-       * domwalk.h: Use BOOL_BITFIELD.
-
-2004-06-12  Andreas Jaeger  <aj@suse.de>
-
-       * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
-       * libgcc-darwin.ver: Likewise.
-
-2004-06-12  Peter Jakubek  <peter@laseranimation.com>
-
-       * reload.c (find_reloads): Force reload for pseudo registers on big
-       endian machines.
-
-2004-06-11  Steven Bosscher <stevenb@suse.de>
-
-       * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
-       Don't try to mark anything control dependent on the entry or
-       exit blocks.
-
-2004-06-11  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix Bug 15899
-       Fix Bug 15460
-       * tree.h (SSA_NAME_VALUE): New macro.
-       (struct tree_ssa_name): Add value_handle member.
-       * tree-ssa-pre.c: Replaced.
-       * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
-       (struct cst_ann_d): New.
-       (struct expr_ann_d): New.
-       (union tree_ann_d): Add cst_ann, expr_ann.
-       * tree-dfa.c (create_cst_ann): New function.
-       (create_expr_ann): Ditto.
-       * tree-flow-inline.h (cst_ann): New function.
-       (expr_ann): Ditto.
-       (get_cst_ann): Ditto.
-       (get_expr_ann): Ditto..
-
-2004-06-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
-       * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
-       _U_Qfcmp library function.
-       (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
-       _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
-
-       * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
-       unspec used for loading address from DLT.
-       * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
-       Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
-       Don't use short code sequence when loading the address of a nonlocal
-       label.
-       (nonlocal_goto): New expander.
-       (indirect_goto): New jump pattern for nonlocal gotos.
-       (short_jump): Remove extra whitespace.
-       (builtin_longjmp): Clobber memory and hard frame pointer.  Restore
-       frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
-       pattern.
-
-2004-06-11  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (synth_mult): Add an additional MODE argument for the
-       machine mode of the multiplication.  Update recursive calls.  Use
-       mode instead of word_mode for determining operation costs.
-       (choose_mult_variant): Update calls to synth_mult with "mode".
-
-2004-06-11  Richard Henderson  <rth@redhat.com>
-
-       * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
-       and makes_aliased_stores.
-
-2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * doc/install.text (--enable-shared): Fix typo.
-
-2004-06-11  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
-       argument.  Use internal post for call to gimplify_expr.  Tidy
-       rounded type size computation.
-       (alpha_gimplify_va_arg): Use get_formal_tmp_var and
-       get_initialized_tmp_var.
-
-2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * doc/install.texi (--enable-shared): Update libobjc's shared library
-       status.  Remove reference to libf2c.
-
-2004-06-11  Jason Merrill  <jason@redhat.com>
-
-       * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/i386/i386.c (ix86_va_arg): Remove.
-       * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
-       * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/alpha/alpha.c (alpha_va_arg): Remove.
-       * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/sparc/sparc.c (sparc_va_arg): Remove.
-
-       * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
-       assignment might throw.
-       * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
-       expressions.
-
-2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR 15886:
-       * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
-
-2004-06-11  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/install.texi (Prerequisites): Update documentation of
-       required versions of autoconf and automake.  Remove mention of
-       libf2c.
-
-2004-06-11  Jason Merrill  <jason@redhat.com>
-
-       * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
-       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-
-2004-06-11  Jerry Quinn  <jlquinn@optonline.net>
-
-       * typeclass.h: Add GPL plus exception license.  Add include
-       guard.
-
-2004-06-10  Jason Merrill  <jason@redhat.com>
-
-       * gimplify.c (gimplify_modify_expr): Don't force a temporary
-       of an aggregate_value_p type.
-
-2004-06-10  Jeff Law  <law@redhat.com>
-
-       * fold-const.c (fold_inf_compare): Avoid creating non-gimple
-       code when we are in gimple form.
-
-2004-06-10  Diego Novillo  <dnovillo@redhat.com>
-
-       * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
-       * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
-       (highest_ssa_version): Remove.
-       * tree-outof-ssa.c (new_temp_expr_table): Replace
-       highest_ssa_version with num_ssa_names.
-       (dump_replaceable_exprs): Likewise.
-       (rewrite_vars_out_of_ssa): Likewise.
-       * tree-ssa-ccp.c (initialize): Likewise
-       * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
-       * tree-ssa-dce.c (tree_dce_init): Likewise.
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
-       * tree-ssa-live.c (create_ssa_var_map): Likewise.
-       (dump_var_map): Likewise.
-       * tree-ssa.c (verify_ssa): Likewise.
-       (kill_redundant_phi_nodes): Likewise.
-       Do not build a local array of SSA_NAMEs.  Use the ssa_names table.
-       * tree-ssanames.c: Include tree-flow.h
-       (ssa_names): New varray.
-       (init_ssa_names): Initialize ssa_names.
-       Reserve the first slot of the ssa_names table.
-       (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
-       Assign version numbers using num_ssa_names.
-
-2004-06-10  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/sourcebuild.texi (Front End): Add details of more
-       installation documentation required.
-
-2004-06-10  Brian Booth  <bbooth@redhat.com>
-
-       * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
-       of V_MAY_DEF and V_MUST_DEF.
-       * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
-       num_vdefs to num_v_may_defs.
-       (compute_immediate_uses_for_stmt): Rename occurences of vdef
-       to v_may_def.
-       (redirect_immediate_uses): Ditto.
-       (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
-       (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
-       Also add code to sum up the number of v_must_defs.
-       (vdefs_disappeared_p): Replace with...
-       (v_may_defs_disappeared_p): This.
-       (v_must_defs_disappeared_p): New function.
-       (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
-       Also add code to mark new variables found in V_MUST_DEFs for
-       renameing.
-       * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
-       vdef_ops to v_may_def_ops.
-       (get_vdef_ops): Replace with...
-       (get_v_may_def_ops): This.
-       * tree-flow-inline.h (get_vdef_ops): Replace with...
-       (get_v_may_def_ops): This.
-       (get_v_must_def_ops): New function.
-       (get_vdef_result_ptr): Replace with...
-       (get_v_may_def_result_ptr): This.
-       (get_vdef_op_ptr): Ditto with...
-       (get_v_may_def_op_ptr); This.
-       (get_v_must_def_op_ptr): New function.
-       * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
-       to v_may_def. Also add code to mark statements with
-       V_MUST_DEFs as definition sites.
-       (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
-       add code to register new V_MUST_DEFs made by the statement.
-       * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
-       (check_replaceable): Rename occurences of vdef to v_may_def. Also
-       add check for V_MUST_DEFs.
-       (find_replaceable_in_bb): Ditto.
-       * tree-pretty-print.c (dump_vops): Rename occurences of vdef
-       to v_may_def. Also add code to dump V_MUST_DEFs.
-       * tree-sra.c (mark_all_vdefs): Replace with...
-       (mark_all_v_may_defs): This.
-       (mark_all_v_must_defs): New function.
-       (create_scalar_copies): Replace call to mark_all_vdefs with
-       calls to mark_all_v_may_defs and mark_all_v_must_defs.
-       (scalarize_structures): Rename occurences of vdef to v_may_def.
-       Also add a check for V_MUST_DEFs.
-       (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
-       * tree-ssa-alias.c (global_var): Update comment.
-       (compute_may_aliases): Ditto.
-       (compute_points_to_and_addr_escape): Rename occurences of vdef
-       to v_may_def. Also add code to mark variables in V_MUST_DEF
-       operands as being written to.
-       (group_aliases): Update comment.
-       (maybe_create_global_var): Ditto.
-       * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
-       Also add a check for V_MUST_DEFs on GIMPLE registers.
-       (replace_immediate_uses): Rename occurences of vdef to v_may_def.
-       * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
-       to v_may_def. Also add code to mark all V_MUST_DEF operands
-       VARYING.
-       (initialize): Ditto.
-       (set_rhs): Rename occurences of vdef to v_may_def. Also add
-       code to update SSA_NAMEs in V_MUST_DEFs.
-       * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
-       to v_may_def.
-       * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
-       occurences of vdef to v_may_def. Also add code to mark statements
-       with V_MUST_DEFs as necessary.
-       (propagate_necessity): Rename occurences of vdef to v_may_def.
-       * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
-       occurences of vdef to v_may_def. Also add code to mark operands
-       in V_MUST_DEFs for renaming.
-       (eliminate_redundant_computations): Rename occurences of vdef
-       to v_may_def.
-       (record_equivalences_from_stmt): Rename occurences of vdef
-       to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
-       (optimize_stmt): Remove unnesessary variable vdefs. Update
-       comment.
-       (register_definitions_for_stmt): Rename occurences of vdef
-       to v_may_def. Also add code to register definitions made with
-       V_MUST_DEFs.
-       * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
-       (fix_stmt_v_may_defs): This.
-       (fix_phi_uses): Rename occurences of vdef to v_may_def.
-       (dse_optimize_stmt): Ditto.
-       * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
-       to v_may_def. Also add code to mark V_MUST_DEF operands as being
-       used in virtual operators.
-       * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
-       vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
-       renaming.
-       * tree-ssa-operands.c (opf_kill_def): New flag for killing
-       definitions.
-       (build_vdefs): Renamed to...
-       (build_v_may_defs): This.
-       (build_v_must_defs): New variable.
-       (voperands_d): Add v_must_def_ops and replace vdef_ops with
-       v_may_def_ops.
-       (append_vdef): Replace with...
-       (append_v_may_def): This.
-       (append_v_must_def): New function.
-       (NUM_FREE): Increment for V_MUST_DEF
-       (optype_freelist): Increment its size for V_MUST_DEF
-       (allocate_vdef_optype): Replace with...
-       (allocate_v_may_def_optype): This.
-       (allocate_v_must_def_optype): New function.
-       (free_vdefs): Replace with...
-       (free_v_may_defs): This.
-       (free_v_must_defs): New function.
-       (remove_vdefs): Replace with...
-       (remove_v_may_defs): This.
-       (remove_v_must_defs): New function.
-       (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
-       add code to initialize build_v_must_defs.
-       (finalize_ssa_vdefs): Replace with...
-       (finalize_ssa_v_may_defs): This.
-       (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
-       (finalize_ssa_v_must_defs): New function.
-       (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
-       with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
-       (verify_start_operands): Rename occurences of vdef to v_may_def.
-       Also add check for build_v_must_defs.
-       (get_stmt_operands): Rename occurences of vdef to v_may_def.
-       Also add code to handle V_MUST_DEFs and to use opf_kill_def for
-       killing definitions.
-       (get_expr_operands): Update comment and use opf_kill_def for
-       killing definitions.
-       (add_stmt_operand): Replace code that appends VDEFs with code
-       that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
-       otherwise.
-       (add_call_clobber_ops): Update comments.
-       * tree-ssa-operands.h (vdef_optype_d): Replace with...
-       (v_may_def_optype_d): This.
-       (v_must_def_optype_d): New structure.
-       (VDEF_OPS): Replace with...
-       (V_MAY_DEF_OPS): This.
-       (STMT_VDEF_OPS): Same with...
-       (STMT_V_MAY_DEF_OPS): This.
-       (NUM_VDEFS): And...
-       (NUM_V_MAY_DEFS): This.
-       (VDEF_RESULT_PTR): As well as...
-       (V_MAY_DEF_RESULT_PTR): This.
-       (VDEF_RESULT): Same goes for...
-       (V_MAY_DEF_RESULT): This.
-       (VDEF_OP_PTR): And...
-       (V_MAY_DEF_OP_PTR): This.
-       (VDEF_OP): And...
-       (V_MAY_DEF_OP): This.
-       (V_MUST_DEF_OPS): New macro.
-       (STMT_V_MUST_DEF_OPS): Ditto.
-       (NUM_V_MUST_DEFS): Ditto.
-       (V_MUST_DEF_OP_PTR): Ditto.
-       (V_MUST_DEF_OP): Ditto.
-       (remove_vdefs): Replace signature with...
-       (remove_v_may_defs): This.
-       (remove_v_must_defs): New function signature.
-       * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
-       with calls to remove_v_may_defs and remove_v_must_defs.
-       (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
-       Also add code that marks left occurences of operands in V_MUST_DEFs.
-       * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
-       to v_may_def. Also add check for V_MUST_DEFs.
-       (eliminate_tail_call):Rename occurences of vdef to v_may_def.
-
-2004-06-10  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR target/15653
-       * haifa-sched.c (schedule_block): Finish cycle after issuing asm
-       insn.
-
-2004-06-10  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
-
-       PR web/15263
-       * doc/install.texi: Remove superfluous linebreak.
-
-2004-06-10  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin): Fall back to library function call for
-       conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
-       (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
-       BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
-       IMAGPART_EXPR respectively.
-
-2004-06-10  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * sh.c (dump_table): New argument start.  Changed caller.
-       (fixup_mova): New function.
-       (find_barrier): Use it.
-       (sh_reorg): Likewise.  Check for CODE_FOR_casesi_worker_2.
-       If the label a mova refers to is above the mova itself, change
-       the mova into a load.
-       * sh.md (*casesi_worker): Rename to:
-       (casesi_worker_1).
-       (casesi_worker_2): New insn.
-
-2004-06-10  Jason Merrill  <jason@redhat.com>
-
-       * target.h (struct gcc_target): Change gimplify_va_arg_expr
-       hook signature.
-       * tree-gimple.h: Adjust.
-       * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
-       * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
-       Use fold_convert.
-       * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
-       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
-       Use COMPLEX_EXPR for complex numbers.  Use fold_convert.
-       * builtins.c (std_gimplify_va_arg_expr): Adjust.  Use fold_convert.
-       (gimplify_va_arg_expr): Return GS_ERROR in error case.
-       Gimplify valist rather than calling stabilize_va_list.
-
-2004-06-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (df.o): Remove fibheap dependency.
-       * df.h: Do not include sbitmap.h.
-       (struct ref): New field "data".
-       (DF_REF_DATA): New accessor macro.
-       (struct df): Field "dom" removed.
-       (df_analyze_subcfg): New function.
-       (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
-       (transfer_function): ... new type.
-       (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
-       (iterative_dataflow): ... new function.
-       (enum set_representation, struct dataflow): New.
-       * df.c: Do not include fibheap.h.
-
-       (df_reg_def_chain_clean, df_reg_use_chain_clean,
-       (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
-       prune_to_subcfg, df_bb_modify): New functions.
-       (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
-       df_refs_update, df_reg_table_realloc, df_ref_create,
-       df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
-       df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
-       df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
-
-       (dataflow_set_a_op_b, dataflow_set_copy): New functions.
-       (df_rd_transfer_function, df_ru_transfer_function,
-       df_lr_transfer_function): Type of bitmaps changed to void *.
-       (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
-       (hybrid_search): ... new function.
-       (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
-       (iterative_dataflow): ... new function. Avoid use of fibheaps for
-       a worklist.  Do not process basic blocks unnecessarily.
-
-2004-06-10  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_abs_const): Make extern.
-       * tree.h (fold_abs_const): Prototype here.
-       * builtins.c (fold_builtin_fabs): New function to transform
-       fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
-       (fold_builtin_abs): New function to transform abs, labs, llabs
-       and imaxabs builtins into ABS_EXPR tree nodes.
-       (expand_builtin): Fall back to a function call for abs, labs,
-       llabs and imaxabs builtins that survive constant folding.
-       (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
-       FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
-
-2004-06-10  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
-       leaf function without unwind info at RP 0.
-
-2004-06-10  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c++/14791
-       * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
-       (fileptr_type_node): Define.
-       * tree.c (build_common_tree_nodes_2): Initialize
-       fileptr_type_node to ptr_type_node.
-       * c-common.c (c_common_nodes_and_builtins): For C++, make
-       fileptr_type_node a distinct type copy.
-       * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
-       BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
-       BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
-       BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
-       (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
-       BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
-       BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
-       * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
-       BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
-       BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
-       BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
-       the above *FILEPTR* types instead of *PTR*.
-
-2004-06-09  Daniel Berlin <dberlin@dberlin.org>
-
-       * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
-       match.
-
-2004-06-09  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_not_const): New function.
-       (fold) <ABS_EXPR>: Don't bother testing wins.
-       (fold) <BIT_NOT_EXPR>: Call fold_not_const.
-       (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/15228
-       * function.c (assign_parms): Always set_mem_align with the computed
-       FUNCTION_ARG_BOUNDARY.  Don't clear stack_parm if !STRICT_ALIGNMENT.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       PR opt/15108
-       * tree-tailcall.c (find_tail_calls): Don't check early for
-       tail_recursion failure.
-
-2004-06-09  Diego Novillo  <dnovillo@redhat.com>
-
-       Move SSA_NAME annotations into tree_ssa_name.
-
-       * tree-dfa.c (create_ssa_name_ann): Remove.
-       * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
-       * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
-       (struct ssa_name_ann_d): Remove.
-       (union tree_ann_d): Update.
-       (ssa_name_ann_t): Remove.
-       * tree-ssa-alias.c: (get_ptr_info): New local function.
-       Replace references to ssa_name_ann_t with struct ptr_info_def.
-       * tree-ssa-operands.c (get_expr_operands): Likewise.
-       * tree.h (SSA_NAME_PTR_INFO): Define.
-       (struct ptr_info_def): Declare.
-       (struct tree_ssa_name): Add field 'ptr_info'.
-
-2004-06-09  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * config/i386/winnt.c (i386_pe_output_labelref): Correct
-       misplaced ')'.
-
-2004-06-09  Steven Bosscher  <stevenb@suse.de>
-
-       * config/i386/k6.md: Rewrite using the DFA model.
-       * config/i386/i386.c (ix86_adjust_cost): Don't increase the
-       cost of load-operation insns for the K6.
-       (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
-       (ia32_multipass_dfa_lookahead): Likewise.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
-       alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
-
-2004-06-09  Geoffrey Keating  <geoffk@apple.com>
-
-       * Makefile.in (CPPLIB_H): Put files in order of inclusion.
-       (CPP_ID_DATA_H): New.
-       (gtype-desc.o): Update dependencies.
-       (GTFILES): Use CPP_ID_DATA_H.
-
-2004-06-09  Mark Mitchell  <mark@codesourcery.com>
-
-       Revert:
-       PR c++/15815
-       2004-06-07  Mark Mitchell  <mark@codesourcery.com>
-       * doc/extend.texi: Deprecate #pragma interface and #pragma
-       implementation.
-
-2004-06-09  David S. Miller  <davem@nuts.davemloft.net>
-
-       * config/sparc/sparc.h (MOVE_RATIO): New definition.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       * basic-block.h (struct edge_def): Add goto_locus.
-       * tree-cfg.c (make_goto_expr_edges): Set it.
-       (disband_implicit_edges): Use it.
-       * tree-pretty-print.c (dump_implicit_edges): Print it.
-
-2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
-
-       * h8300.md (ldm_h8300s_4): Fix condition for expander.
-
-2004-06-08  Jason Merrill  <jason@redhat.com>
-
-       Gimplify VA_ARG_EXPR into simpler forms.
-       * target.h: Add gimplify_va_arg_expr hook.
-       * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
-       * fold-const.c (build_fold_addr_expr)
-       (build_fold_addr_expr_with_type): Move from gimplify.c.
-       * tree.h: Declare them.
-       * gimplify.c (gimplify_and_add): New fn.
-       (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
-       (gimplify_array_ref_to_plus, gimplify_modify_expr)
-       (gimplify_expr): Use build_fold_*.
-       (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
-       don't know how to gimplify it.
-       * builtins.c (std_gimplify_va_arg_expr): New fn.
-       (dummy_object): New static fn.
-       (gimplify_va_arg_expr): New fn.
-       (stabilize_va_list): Use build_fold_*.
-       * tree-gimple.h: Declare new fns.
-       * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       (ix86_gimplify_va_arg): New fn.
-       * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       (ia64_gimplify_va_arg): New fn.
-       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
-       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       * alias.c (get_varargs_alias_set): Just return 0 for now.
-
-       * c-objc-common.c (c_tree_printer): Improve handling of %T.
-
-2004-06-09  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree-complex.c (expand_complex_comparison): Use fold_convert instead
-       of convert.
-       * tree-inline.c (setup_one_parameter): Likewise.
-       * tree-sra.c (csc_build_component_ref): Likewise.
-       * tree-ssa-ccp.c (ccp_fold): Likewise.
-       * tree-ssa-copy.c (cprop_operand): Likewise.
-       * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
-       * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
-
-2004-06-09  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR rtl-optimization/15521:
-       * sched-int.h (in_post_call_group_p): Change type to enum.
-       * sched-deps.c (sched_analyze_insn):
-       (sched_analyze): When in_post_call_group_p is post_call_initial,
-       don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
-       and also reset in_post_call_group_p to post_call.
-       (sched_analyze): When the previous basic block ended in a CALL_INSN,
-       initialize in_post_call_group_p as post_call_initial.
-       (init_deps): initialize in_post_call_group_p to not_post_call.
-
-2004-06-09  Arnaud Charlet  <charlet@act-europe.fr>
-
-       PR ada/6637
-       * doc/install.texi: List ada, libada as options to --enable-shared
-
-2004-06-09  Paolo Bonzini  <bonzini@gnu.org>
-
-       * aclocal.m4 (gcc_AC_PROG_LN): Remove.
-       (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
-       config.in entries.
-       * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
-       if hard links are not available.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-
-2004-06-08  Per Bothner  <per@bothner.com>
-
-       * configure.ac:  New --enable-mapped-location sets USE_MAPPED_LOCATION.
-
-2004-06-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
-       Correct formatting.
-
-2004-06-08  James E Wilson  <wilson@specifixinc.com>
-
-       PR target/15790
-       * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
-
-2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * fold-const.c (fold_convert): Treat OFFSET_TYPE like
-       POINTER_TYPE and INTEGER_TYPE.
-
-2004-06-08  Bernardo Innocenti  <bernie@develer.com>
-
-       * modulo-sched.c: Compile only when INSN_SCHEDULING is
-       defined.
-
-2004-06-08  Jeff Law  <law@redhat.com>
-
-       * doc/contrib.texi: Add entries for Stefan Olsson and
-       Ola Ronnerup.
-
-2004-06-08  DJ Delorie  <dj@redhat.com>
-
-       * toplev.c (floor_log2_wide): Replace loop with faster bit
-       operations.
-       (exact_log2_wide): Define in terms of the above.
-       * toplev.h (floor_log2): Use _builtin_clz family of builtins if
-       available.
-
-2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (print_operand, <case 'z'>):
-       Make sure that we are in INDIRECT mode when getting the
-       stub name.
-
-2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
-
-       * h8300.md (extendqisi2_h8300): Add constraints.
-       (ldm_h8300s_4_normal): Fix typo.
-
-2004-06-08  Richard Henderson  <rth@redhat.com>
-
-       * gimple-low.c (struct lower_data): Replace the_return_label and
-       one_return_stmt with return_statements.
-       (lower_function_body): Process the entire list of return_statements.
-       (lower_return_expr): Check source value before unifying return_exprs.
-       * gimplify.c (gimplify_return_expr): Force the use of a temporary
-       for !aggregate_value_p.
-       * tree-gimple.c: Update RETURN_EXPR grammer.
-
-2004-06-08  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR target/15598
-       * config/ia64/ia64.c (bundling): Add missed TYPE_A.
-
-2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR rtl-optimization/15717
-       * config/i386/i386.c (legitimate_constant_p): Do not allow
-       x - symbol_ref.
-
-2004-06-08  Alexandre Oliva  <aoliva@redhat.com>
-
-       * gimplify.c (copy_if_shared_r): Revert:
-       2004-05-21  Richard Henderson  <rth@redhat.com>
-       * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
-
-2004-06-07  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
-       Make arrays indexed by machine mode.  Rename negate_cost to neg_cost.
-       (init_expmed): Initialize these cost arrays as appropriate.
-       (store_bit_field, extract_bit_field): Correct whitespace.
-       (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
-       expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
-       neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
-       word_mode or compute_mode as appropriate.
-
-2004-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/15783
-       * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
-       parameter.  Enumerate the registers inside the PARALLEL.
-       (function_arg): Adjust call to function_arg_union_value.
-       (function_value): Likewise.
-
-       * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
-
-2004-06-07  Roger Sayle  <roger@eyesopen.com>
-
-       * real.c (real_copysign): New function to implement libm's copysign.
-       * real.h (real_copysign): Prototype here.
-       * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
-       and sqrtl can be negative, as sqrt(-0.0) = -0.0.  Correct whitespace.
-       * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
-       fold_builtin_isdigit): Add function prototypes.
-       (fold_builtin_copysign): New function to fold copysign, copysignf
-       and copysignl.  Optimize copysign(x,x) as x.  Evaluate copysign of
-       constant arguments at compile-time using real_copysign.  Fold
-       copysign(X,Y) as fabs(X) if Y is always non-negative.
-       (fold_builtin_1): Correct minor whitespace/style issues.  Call
-       fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
-
-2004-06-07  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * tree.c (iterative_hash_expr): Use real_hash.
-
-2004-06-07  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/14765
-       * c-parse.in (compstmt_primary_start): Set last_expr_type to
-       NULL_TREE.
-
-2004-06-07  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/15815
-       * doc/extend.texi: Deprecate #pragma interface and #pragma
-       implementation.
-
-2004-06-07  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR middle-end/15666
-       * c-decl.c (finish_decl): Use change_decl_assembler_name for the
-       builtin decl as well.
-
-2004-06-07  Roger Sayle  <roger@eyesopen.com>
-
-       PR c/14649
-       * c-typeck.c (require_constant_value, require_constant_elements):
-       Move declarations to the top of the file.
-       (build_function_call): If we require a constant value, fold with
-       fold_initializer.  If the result is a constant, and the function
-       wasn't called using __builtin_foo, issue a pedantic warning.
-       (build_unary_op): If we require a constant value, fold tree with
-       fold_initializer.
-       (build_binary_op): Use require_constant_value to determine whether
-       to call fold or fold_initializer.
-
-2004-06-07  Richard Henderson  <rth@redhat.com>
-
-       * gimple-low.c (struct lower_data): Add the_return_label and
-       one_return_stmt.
-       (lower_function_body): Initialize and use them.
-       (lower_return_expr): New.
-       (lower_stmt): Call it.
-       * gimplify.c (gimplify_return_expr): Force the argument to be either
-       null or a result_decl.
-       * tree-gimple.c: Update gimple grammer to match.
-       * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
-       coalescing of result_decls.
-
-2004-06-07  Richard Henderson  <rth@redhat.com>
-
-       PR rtl-opt/15193
-       * expmed.c (extract_bit_field): Fix vector_extract return.
-
-       * config/i386/i386.md (negv4sf2): New pattern.
-
-2004-06-07  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/15337
-       * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
-       message.
-
-2004-06-06  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config.in: Regenerate.
-
-2004-06-06  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
-       SWITCH_LABELS are always sorted.
-
-2004-06-06  Steven Bosscher  <stevenb@suse.de>
-
-       * hooks.c (hook_int_void_1): New generic hook.
-       * hooks.h (hook_int_void_1): Add prototype.
-       * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
-       Define to hook_int_void_1.
-       * config/c4x/c4x.md: Replace dummies for the old pipeline model
-       with dummies for the new one.
-
-2004-06-06  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.h (lvalue_or_else): Delete function prototype.
-       * c-typeck.c (lvalue_or_else): Make static.  Add static prototype.
-
-2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
-
-       PR target/14542
-       * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
-       a live change of a register after peephole replacement.
-
-2004-06-06  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/13519
-       * c-typeck.c (composite_type, common_pointer_type): New functions.
-       (common_type): Split parts into composite_type and
-       common_pointer_type.  Ensure that arithmetic operations return
-       unqualified types without attributes.  Don't make composite type
-       of signed enum and compatible integer be unsigned.
-       (build_conditional_expr, build_binary_op): Use
-       common_pointer_type.
-       * c-decl.c (merge_decls): Use composite_type.
-       * c-tree.h (composite_type): Declare.
-
-2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
-
-       PR target/14457
-       * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
-       * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
-       * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
-       (inhibit_libc): Must define.
-       * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
-       ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
-       ("xorhi3"): Likewise.
-
-2004-06-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
-       always_inline pass.
-
-2004-06-05  David S. Miller  <davem@nuts.davemloft.net>
-
-       * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
-       * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
-
-2004-06-05  Bernardo Innocenti  <bernie@develer.com>
-
-       * regclass.c (init_reg_sets): Check for missing registers in target
-       initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
-
-2004-06-05  Zack Weinberg  <zack@codesourcery.com>
-
-       * Makefile.in (MKDEPS_H): New shorthand.
-       (c-opts.o): Update dependencies.
-       * c-opts.c: Include mkdeps.h.
-       (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
-       not cpp_add_dependency_target.
-
-2004-06-05  Steven Bosscher  <stevenb@suse.de>
-
-       * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
-       * config/v850/v850.md: Convert to DFA scheduler description.
-
-2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
-
-       PR fortran/15478
-       * doc/install.texi: Document GMP as prerequisite. Document
-       --with-gmp and --with-gmp-dir configure options.
-       * fortran/gfortran.texi: Remove section "Compiling and testing",
-       remove TOC reference to it.
-
-2004-06-05  Graham Stott  <graham.stott@btinternet.com>
-
-       * combine.c(simplify_shift_const): Check shift amount is a
-       CONST_INT.
-
-2004-06-05  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * toplev.c (init_asm_output): Add explicit 'b' to mode when
-       opening asm_out_file.
-       * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
-       reading asm_out_file. Replace fflush after reading asm_out_file
-       with fseek.
-       * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
-       default and add to HOST_HOOKS_INITIALIZER.
-       * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
-       * ggc-common.c (default_gt_pch_alloc_granularity): New function.
-       (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
-       to set mmi.offset padding.
-        * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
-       $(srcdir)/config/i386/winnt.c.
-       (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
-       (i[34567]86-*-uwin*): Likewise.
-       *i[34567]86-*-interix3*): Likewise.
-       * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
-       * config/i386/host-mingw32.c: New file.
-       * config/i386/x-mingw32: Add rule for host-mingw32.o.
-       * config/i386/winnt.c: (struct extern_list) Tag as GTY.
-       (extern_head): Likewise.
-       (struct export_list) Likewise.
-       (export_head): Likewise.
-       (i386_pe_record_external_function): Use ggc_alloc.
-       (i386_pe_record_exported_symbol): Likewise.
-       Include "gt-winnt.h" at end.
-       * doc/hostconfig.texi: Document
-       HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
-
-2004-06-04  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.h: Remove comments copied over from tm.texi.
-       Rename 68000 and 68k to m68k for consistency in comments.  Remove
-       trailing whitespace before EOLs and before TABs.
-       (MAX_CODE_ALIGN): Remove unused macro.
-       (CALL_USED_REGISTERS): Reformat and add comments.
-
-2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
-
-       * gcc.c (MFLIB_SPEC): Remove library references, to require users
-       to enumerate -lmudflap* and dependencies when linking.
-
-2004-06-04  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR target/15822
-       * dojump.c (do_jump): Fix uninitialized variable tcode1.
-
-2004-06-04  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (insn-conditions.o): Back out removal of reload.h.
-       * genconditions.c (write_header): Back out removal of reload.h.
-
-2004-06-04  Jan Hubicka  <jh@suse.cz>
-
-       Re-apply hopefully fixed patch:
-       * i386.md (UNSPECV_EH_RETURN): Kill.
-       (eh_return): Use jump_insn.
-       (eh_return_si, eh_return_di): Change pattern to jump instruction.
-
-2004-06-04  Jeff Law  <law@redhat.com>
-
-       * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
-
-2004-06-04  Steven Bosscher  <stevenb@suse.de>
-
-       * except.c (for_each_eh_region): New function.
-       * except.h (for_each_eh_region): Add a prototype for it.
-       * tree-cfg.c (update_eh_labels): New function, callback for
-       for_each_eh_region.
-       (label_for_bb): Make global static, unfortunately.
-       (cleanup_dead_labels): Also update label references for
-       exception regions.
-
-2004-06-03  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.c (struct irix_section_align_entry): Fix
-       GTY marker.
-
-2004-06-03  Geoffrey Keating  <geoffk@apple.com>
-
-       * toplev.c (check_global_declarations): Don't ask for
-       DECL_ASSEMBLER_NAME unless the function really is declared
-       static and not defined.
-
-2004-06-03  Matt Austern  <austern@apple.com>
-
-       PR c++/15428
-       * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
-       for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
-       * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
-       * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
-       documentation to reflect the new macro name and to clarify its
-       meaning.
-
-2004-06-03  Steven Bosscher  <stevenb@suse.de>
-
-       * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
-
-2004-06-03  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/darwin.c (machopic_indirect_data_reference): Copy
-       the SYMBOL_REF_DECL from the original RTX for the new
-       non-lazy pointer RTX.
-
-2004-06-03  Mark G. Adams  <mark.g.adams@sympatico.ca>
-
-       * tree.h: Remove include of version.h
-       * c-cppbuiltin.c: Include version.h
-       * diagnostic.c: Include version.h
-       * dwarf2out.c: Include version.h
-       * toplev.c: Include version.h
-       * vmsdbgout.c: Include version.h
-       * Makefile.in: Remove dependency on version.h from TREE_H, and
-       add dependencies to required .o targets
-
-2004-06-03  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
-       CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
-       (TARGET_H): Add insn-modes.h.
-       (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
-       loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
-       loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
-       loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
-       cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
-       (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
-       loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
-       bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
-       CFGLAYOUT_H.
-       (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
-       Replace ra.h with RA_H.
-       (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
-       insn-recog.o): Replace resource.h with RESOURCE_H.
-       (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
-       sched-ebb.o, sched-vis.o, out_object_file):  Replace sched-int.h
-       with SCHED_INT_H.
-       (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
-       ra-rewrite.o): Replace df.h with DF_H.
-       (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
-       (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
-       Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
-       (insn-conditions.o): Remove unused reload.h.
-       * cfglayout.h: Add include guard.  Include basic-block.h.
-       * cfgloop.h: Add include guard.  Include basic-block.h, rtl.h.
-       * ddg.h: Include sbitmap.h, basic-block.h, df.h.
-       * df.h: Add include guard.  Include bitmap.h, sbitmap.h,
-       basic-block.h.
-       * genconditions.c:  Remove reload.h.
-       * ra.h: Add include guard.  Include bitmap.h, sbitmap.h,
-       hard-reg-set.h, insn-modes.h.
-       * resource.h: Add include guard.  Include hard-reg-set.h.
-       * sched-int.h:  Add include guard.  Include insn-attr.h,
-       basic-block.h, rtl.h.
-       * target.h: Add include guard.  Include insn-modes.h.
-       * tree-ssa-live.h: Include partition.h.
-
-2004-06-03  Daniel Berlin  <dberlin@dberlin.org>
-               Kenneth Zadeck <zadeck@naturalbridge.com>
-
-       * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
-       (add_var_to_ssa_edges_worklist): Add value argument.
-       Update callers.
-       Use new worklist.
-       (process_ssa_edge_worklist): New function.
-       (tree_ssa_ccp): Move worklist processing core to
-       process_ssa_edge_worklist, and just call that for the two worklists.
-
-2004-06-03  Steven Bosscher  <stevenb@suse.de>
-
-       * basic-block.c (tail_recursion_label_list): Don't declare.
-       (CLEANUP_PRE_SIBCALL): Remove.  Renumber the other CLEANUP_*
-       accordingly.
-       * cfgbuild.c (find_label_refs): Remove.
-       (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
-       * cfgcleanup.c (tail_recursion_label_p): Remove.
-       (merge_blocks_move): Do not check for tail recursion.
-       (try_optimize_cfg): Likewise.
-       (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
-       * cfgrtl.c (tail_recursion_label_list): Remove.
-       * except.c (remove_unreachable_regions): Don't handle
-       CALL_PLACEHOLDER insns.
-       (convert_from_eh_region_ranges_1, can_throw_internal,
-       can_throw_external): Likewise.
-       * function.c (free_after_compilation): Don't clear
-       x_tail_recursion_label.
-       (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
-       (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
-       (reorder_blocks_1): Likewise.
-       * function.h (struct function): Remove x_tail_recursion_label
-       member.  Don't define tail_recursion_label.
-       * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
-       * print-rtl.c (print_rtx): Likewise.
-       * rtl.def (CALL_PLACEHOLDER): Remove.
-       * rtl.h (sibcall_use_t): Remove enum.
-       (optimize_sibling_and_tail_recursive_calls,
-       replace_call_placeholder): Remove function prototypes.
-       * stmt.c (tail_recursion_args): Remove.
-       (optimize_tail_recursion): Remove.
-       (expand_return): Don't check for possible tail recursion.
-       * tree.h (optimize_tail_recursion): Remove prototype.
-
-2004-06-02  Jan Hubicka  <jh@suse.cz>
-
-       * tree-cfg.c (tree_find_edge_insert_loc):  Allow inserting before
-       return_stmt.
-
-2004-06-02  Jason Merrill  <jason@redhat.com>
-
-       * Makefile.in (TAGS): Don't mess with c-parse.[ch].
-       Do include c-parse.in.
-
-2004-06-02  Eric Christopher  <echristo@redhat.com>
-
-       * c-typeck.c (common_type): Don't lose type qualifiers
-       when creating new variants.
-
-2004-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR tree-optimization/14042
-       PR tree-optimization/14729
-       PR tree-optimization/14736
-       * tree-ssa.c (tree_ssa_useless_type_conversion_1):
-       Check the type which the pointer points to
-       instead of the pointer types.
-
-2004-06-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR tree-optimization/15738.
-       * builtins.c (fold_builtin_strchr): Transform
-       strrchr (s, '\0') to strchr (s, '\0').
-
-2004-06-02  Steven Bosscher  <stevenb@suse.de>
-
-       * i386.c (ix86_adjust_cost): Don't increase the cost for
-       load+operation for PROCESSOR_PENTIUMPRO, it is already
-       modelled in the DFA description
-
-2004-06-01  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (EXPR_H): Add insn-config.h, function.h,
-       $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
-       (ALIAS_H, EMIT_RTL_H): New.
-       (cselib.o): Replace EXPR_H with EMIT_RTL_H.
-       (cfgcleanup.o): Add EMIT_RTL_H.
-       (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
-       * alias.c: Replace expr.h with emit-rtl.h and alias.h.
-       * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
-       * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
-       * expr.h: Add include guard.  Include function.h, rtl.h, flags.h,
-       tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
-       (get_varargs_alias_set, get_frame_alias_set, record_base_value,
-       record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
-       (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
-       set_mem_size): Move to emit-rtl.h.
-       * emit-rtl.h: New.
-       * alias.h: New.
-
-2004-06-01  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * function.c (walk_fixup_memory_subreg): New parameter 'var'.
-       Call fixup_memory_subreg only if the MEM is equal to 'var'.
-       Adjust recursive calls to self.
-       (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
-
-2004-06-01  Richard Henderson  <rth@redhat.com>
-           Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-parse.in (OFFSETOF, offsetof_member_designator): New.
-       (primary): Handle offsetof.  Add error productions for faux functions.
-       Move component_ref objc checking to build_component_ref.
-       (reswords): Add offsetof.
-       (rid_to_yy): Add offsetof.
-       * c-tree.h (build_offsetof): Declare.
-       * c-common.h (objc_is_public): Declare.
-       * c-typeck.c (build_component_ref): Check objc_is_public.
-       (build_offsetof): New.
-       * stub-objc.c (objc_is_public): New.
-       * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
-       from is_public.
-       * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
-       * doc/extend.texi (Offsetof): Move from C++ section to C section
-       and rewrite for __builtin_offsetof.
-
-2004-06-01  Peter Barada  <peter@the-baradas.com>
-           Peter Jakubek  <peter@laseranimation.com>
-
-       * config/m68k/m68k.c(m68k_output_mi_thunk):  For ColdFire, use %d0 as
-       a scratch to perform an add to memory.
-
-2004-06-01  Bernardo Innocenti  <bernie@develer.com>
-
-       PR target/14018
-       * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
-       m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
-       m68k_align_funcs): Remove.
-       (override_options): Remove code to handle -malign-* options.
-       * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
-       (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
-       (m68k_align_loops_string, m68k_align_jumps_string,
-       m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
-       m68k_align_funcs): Remove definitions.
-
-2004-06-01  Paul Eggert  <eggert@cs.ucla.edu>
-
-       PR target/15626
-       * doc/install.texi (sparc-sun-solaris2*): Document messages issued
-       by the Sun linker in conjunction with the Sun assembler.
-       (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
-
-2004-06-01  Jeff Law  <law@redhat.com>
-
-       * stmt.c (expand_decl): Be more selective about calling
-       mark_reg_pointer.
-
-2004-06-01  Nicola Pero  <nicola@brainstorm.co.uk>
-
-       PR objc/7993
-       * objc-act.c (is_private): Do not emit the 'instance variable %s
-       is declared private' error.
-       (is_public): Emit the error after calling is_private.
-       (lookup_objc_ivar): If the instance variable is private, return 0
-       - the instance variable is invisible here.
-
-2004-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/invoke.texi (-static-libgcc): Explicitly mention
-       non-GNU linkers.
-
-2004-06-01  Bernardo Innocenti  <bernie@develer.com>
-
-       PR target/12968
-       * doc/invoke.texi: Document stack alignment side-effect of -mshort.
-
-2004-05-31  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/15749
-       * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
-       misuses of structures with flexible array members if
-       in_system_header.
-
-2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/15693
-       * config/sparc/sparc.c (compare_operand): New predicate.
-       * config/sparc/sparc.h (PREDICATE_CODES): Add it.
-       * config/sparc/sparc.md (cmpsi expander): Use it.  If the first
-       operand is a ZERO_EXTRACT and the second operand is not zero,
-       force the former to a register.
-       (cmpdi expander): Likewise.
-
-2004-05-31  Geoffrey Keating  <geoffk@apple.com>
-
-       * gengtype-lex.l: Catch stray GTY markers in the files gengtype
-       looks at.
-       * alias.c (alias_invariant_size): Make alias_invariant_size
-       static, fix GTY marker.
-
-2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR tree-optimization/15743.
-       * builtins.c (fold_builtin_1): Fold index() and rindex().
-
-2004-05-31  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/15069
-       * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
-       into "X < 0" (where C is the signbit) if X's type is a full mode.
-
-2004-05-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md: Disable the peephole2 patterns that generate indexed
-       floating-point stores when indexing is disabled.
-
-2004-05-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
-
-       * c-pretty-print.c (pp_c_left_bracket): Make a function.
-       (pp_c_right_bracket): Likewise.
-       (pp_c_star): Likewise.
-       (pp_c_ampersand): Define.
-       * c-pretty-print.h (pp_c_left_bracket): Declare.
-       (pp_c_right_bracket): Likewise.
-       (pp_c_star): Likewise.
-       (pp_c_ampersand): Likewise.
-
-2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sol2.h (__enable_execute_stack): ANSIfy function
-       definition.
-
-2004-05-31  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * c-incpath.c (add_path): Canonicalize paths to use '/' if
-       HAVE_DOS_BASED_FILESYSTEM.
-
-2004-05-31  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
-       Only look at case labels if the immediate dominator is also
-       the only predecessor.  Don't look for more case labels if the
-       first seen is a case range.
-
-2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c: Add a prototype for fold_builtin_strchr().
-
-2004-05-31  Paolo Bonzini  <bonzini@gnu.org>
-
-       Revert this patch:
-       2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (gen_binary): Remove.
-       (known_cond, simplify_shift_const
-       find_split_point, combine_simplify_rtx,
-       simplify_if_then_else, simplify_set,
-       simplify_logical, expand_field_assignment,
-       extract_left_shift, force_to_mode,
-       if_then_else_cond, apply_distributive_law,
-       simplify_and_const_int, simplify_shift_const,
-       gen_lowpart_for_combine, simplify_comparison,
-       reversed_comparison): Replace with
-       simplify_gen_binary, simplify_gen_relational or
-       distribute_and_simplify_rtx.
-       (distribute_and_simplify_rtx): New function.
-
-2004-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
-       when generating PIC code.
-
-2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-decl.c (c_expand_body_1): Remove and fold back into ...
-       (c_expand_body): here.
-       (c_expand_decl): Move to ...
-       * c-common.c (c_expand_decl): Here and remove check for nested
-       functions.
-       * c-common.h (c_expand_decl): Add prototype.
-       * c-tree.h (c_expand_decl): Remove.
-
-2004-05-30  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (combine_comparisons, optimize_bit_field_compare,
-       range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
-       fold_mathfn_compare, fold_inf_compare, fold,
-       fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
-       Use constant_boolean_node where appropriate.  Don't bother using
-       fold_convert on the second argument to omit_one_operand.
-
-2004-05-30  Roger Sayle  <roger@eyesopen.com>
-
-       * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
-       CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
-       ROUND_MOD_EXPR, EXACT_DIV_EXPR.  Improve documentation of
-       TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
-       Add missing (but documented) tree nodes to the index.
-
-2004-05-30  Steven Bosscher  <stevenb@suse.de>
-
-       PR tree-optimization/14819
-       * builtins.c (fold_builtin_strchr): New.
-       (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
-       with fold_builtin_strchr().
-
-2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
-       c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
-       expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
-       passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
-       tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
-       tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
-       tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
-       tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
-       tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
-       formatting.
-
-2004-05-30  Steven Bosscher  <stevenb@suse.de>
-
-       * gimplify.c (sort_case_labels): New.  Split out from...
-       (gimplify_switch_expr): ...here.  Use it.
-       * tree-eh.c (lower_try_finally_switch): Sort the labels of
-       the SWITCH_EXPR created here before leaving the function.
-       * tree.c (sort_case_labels): Add prototype.
-
-2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
-       of BOOLEAN_TYPE.
-
-2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
-       ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
-       fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
-       modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
-       tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
-       tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
-       comment typos.  Follow spelling conventions.
-
-2004-05-29  Geoffrey Keating  <geoffk@apple.com>
-
-       * gengtype-yacc.y: Add NESTED_PTR token.
-       (option): Record `nested_ptr' option.
-       * gengtype-lex.l: Handle `nested_ptr' keyword.
-       * gengtype.c (walk_type): Process `nested_ptr' option.
-       * gengtype.h (struct nested_ptr_data): New.
-       * doc/gty.texi (GTY Options): Document `nested_ptr' option.
-       * stringpool.c (struct string_pool_data): Make 'entries' point to
-       ht_identifier instead of tree.
-       (gt_pch_save_stringpool): Don't adjust pointers.
-       (gt_pch_restore_stringpool): Call ht_load.
-
-2004-05-29  Jason Merrill  <jason@redhat.com>
-
-       * gimplify.c (gimplify_expr): Don't build a statement list
-       if no gimplification was necessary.
-
-2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * pretty-print.c (pp_base_format_text): Support %< instead of %`
-       and %> as well as %'.
-       * c-format.c: Use %< and %>.
-       (gcc_diag_char_table, gcc_cdiag_char_table,
-       gcc_cxxdiag_char_table): Update.
-
-2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-typeck.c (common_type): Correct comment.
-
-2004-05-29  Peter Barada  <peter@the-baradas.com>
-
-       * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
-       * config/m68k/m68k.c (const_method): Likewise.
-       * config/m68k/m68k.c (const_int_cost): Likewise.
-       * config/m68k/m68k.c (const_int_cost): Likewise.
-       * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
-
-2004-05-29  Peter Barada  <peter@the-baradas.com>
-
-       * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
-       addressing.
-       * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
-       movsi,movhi,movqi insn patterns.
-
-2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
-
-       PR target/15720
-       * config/darwin.c (machopic_indirect_call_target): Copy
-       the SYMBOL_REF_DECL from the original RTX for the new
-       stub RTX.
-
-2004-05-28  DJ Delorie  <dj@redhat.com>
-
-       * stor-layout.c (place_field): Revert erroneous commit.
-
-2004-05-28  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
-       vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
-       vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
-       vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
-       vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
-       vec_ste): Remove type checks for integral parameters and literals
-       from '..._args_eq' macros.
-
-2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
-
-       * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
-
-2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
-
-       * testsuite/g++.dg/charset/function.cc: New.
-
-       * testsuite/gcc.dg/charset/function.c: New.
-
-       * c-decl.c (c_make_fname_decl): Free return value from
-       fname_as_string.
-
-       * cp/decl.c (cp_make_fname_decl): Free return value from
-       fname_as_string.
-
-       * c-common.c (fname_as_string): Translate if necessary.
-
-2004-05-28  Geoffrey Keating  <geoffk@apple.com>
-
-       * stringpool.c: Add comments to PCH saving/restoring routines.
-
-2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-common.c (c_estimate_num_insns_1): Kill.
-       (c_estimate_num_insns): Kill.
-       * c-common.h (c_estimate_num_insns): Kill.
-
-       * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
-       when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
-       Remove comment about not checking for
-       _POSIX_PRIORITY_SCHEDULING.
-       * gthr-posix.c: Likewise.
-
-2004-05-28  Paolo Bonzini  <bonzini@gnu.org>
-           Roger Sayle  <roger@eyesopen.com>
-
-       PR rtl-optimization/15649
-       Add LTGT_EXPR and improve pretty-printing of unordered
-       comparisons.
-       * c-common.c (c_common_truthvalue_conversion):
-       Handle LTGT_EXPR.
-       * c-typeck.c (build_binary_op): Likewise.
-       * dojump.c (do_jump): Likewise.
-       * expr.c (expand_expr_real_1, do_store_flag): Likewise.
-       * predict.c (tree_predict_by_opcode): Likewise.
-       * real.c (real_compare): Likewise.
-       * tree-cfg.c (verify_expr): Likewise.
-       * tree-inline.c (estimate_num_insns_1): Likewise.
-       * tree-pretty-print.c (dump_generic_node): Likewise.
-       Handle ORDERED_EXPR, UNORDERED_EXPR.
-       (op_symbol): Print unordered comparisons differently
-       than ordered ones.
-       * tree.def (LTGT_EXPR): New '<' tree code.
-       * doc/c-tree.texi (Expressions): Document floating-point
-       comparison nodes.
-
-       Fold comparisons between floating point values.
-       * fold-const.c (enum comparison_code): New, from
-       #define'd constants.  Define compcodes for unordered
-       comparisons and for invalid transformations.
-       (invert_tree_comparison): Add "honor_nans" parameter.
-       (fold_truthop): Revamp to work on floating-point types too.
-       (comparison_to_compcode): Support unordered comparisons.
-       Use new enum comparison_code.
-       (compcode_to_comparison): Likewise.
-       (combine_compcodes): New function.
-       (invert_truthvalue): Let invert_tree_comparison decide
-       whether it is valid to fold the comparison.  Fold ORDERED
-       and UNORDERED even if flag_unsafe_math_optimizations is off,
-       and the remaining even if flag_unsafe_math_optimizations
-       is off but we are under -fno-trapping-math.
-       (fold_relational_const): Integer modes do not honor NaNs.
-
-2004-05-28  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
-
-2004-05-28  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (thumb_force_lr_save): New function.
-       (arm_get_frame_offsets, thumb_unexpanded_epilogue,
-       thumb_output_function_prologue): Use it.
-       (thumb_expand_prologue): Set lr_save_eliminated.
-
-2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.md (extendsidi2): Tie the source and destination
-       of the register alternative.  Split it into nothing.
-
-2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
-
-       * rtl.h (skip_consecutive_labels): Declare.
-       * emit-rtl.c (skip_consecutive_labels): New function.
-       * reorg.c (relax_delay_slots, dbr_schedule): Use it.
-       * jump.c (follow_jumps): Say what null return values mean.
-
-2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/13250
-       * config/sh/sh.md (rotlsi3): Use emit_move_insn.
-
-2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
-       libgcc-std.ver.
-       * config/sh/libgcc-std.ver: New file.
-
-2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
-
-       * except.c: Revert change of 2004-05-26.
-       * config/i386/i386.md: Revert change of 2004-05-27.
-
-2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
-
-       * configure.ac: Remove --enable-tree-browser option.
-       Define TREEBROWSER when ac_tree_checking is defined.
-       * configure: Rebuilt.
-
-2004-05-27  Olivier Hainque  <hainque@act-europe.fr>
-
-       * expr.c (store_constructor): Restore sanity check on
-       the size of the type before clearing.
-
-2004-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * cfgbuild.c (control_flow_insn_p):  Notice noreturn call
-
-2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (gen_binary): Remove.
-       (known_cond, simplify_shift_const
-       find_split_point, combine_simplify_rtx,
-       simplify_if_then_else, simplify_set,
-       simplify_logical, expand_field_assignment,
-       extract_left_shift, force_to_mode,
-       if_then_else_cond, apply_distributive_law,
-       simplify_and_const_int, simplify_shift_const,
-       gen_lowpart_for_combine, simplify_comparison,
-       reversed_comparison): Replace with
-       simplify_gen_binary, simplify_gen_relational or
-       distribute_and_simplify_rtx.
-       (distribute_and_simplify_rtx): New function.
-       * simplify-rtx.c (simplify_binary_operation):
-       Use nonzero_bits to simplify ANDs where we are
-       turning off bits already known to be off in OP0.
-
-2004-05-27  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14478
-       * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
-
-2004-05-27  Josef Zlomek  <zlomekj@suse.cz>
-
-       PR middle-end/14084
-       * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
-       to size of decl.
-
-2004-05-26  Aldy Hernandez  <aldyh@redhat.com>
-
-       PR/14924
-       * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
-
-2004-05-26  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.h: Fix comment typo.
-
-2004-05-27  Steven Bosscher  <stevenb@suse.de>
-
-       * gimplify.c (compare_case_labels): New function.
-       (gimplify_switch_expr): Sort case labels, and make sure the
-       last label in the label vector is the default case.
-       * tree-cfg.c (group_case_labels): New function.
-       (build_tree_cfg): Cleanup redundant labels and group case labels
-       before creating edges.
-       (cleanup_dead_labels): Handle GOTO_EXPRs.
-       (find_case_label_for_value): Use a binary search to find the
-       case label for the given value.
-       * tree-gimple.c: Mention that labels are sorted, and that the
-       last label must be the default.
-
-2004-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
-
-2004-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * i386.md (UNSPECV_EH_RETURN): Kill.
-       (eh_return): Use jump_insn.
-       (eh_return_si, eh_return_di): Change pattern to jump instruction.
-
-2004-05-26  Jan Hubicka  <jh@suse.cz>
-
-       * cfgcleanup.c (try_forward_edges):  Do not check loop structure when
-       not loop optimizing.
-
-2004-05-26  Jan Hubicka  <jh@suse.cz>
-
-       * except.c (can_throw_internal):  Notice RESX instructions.
-
-2004-05-26  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
-       of the two sizes to assemble_integer.
-
-2004-05-25  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
-       pointless #ifdef.
-
-2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
-
-       * Makefile.in (top_builddir): Define to .
-
-2004-05-25  Alexandre Oliva  <aoliva@redhat.com>
-
-       * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
-       top-level detects, except when in-tree ld is being cross-built.
-       (gcc_cv_as): Likewise for as.  Use AS_FOR_TARGET otherwise, and
-       then AS only if target is host.
-       * configure: Rebuilt.
-
-2004-05-25  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * global.c (global_alloc): Call make_accurate_live_analysis.
-       (record_one_conflict): Remove dead code.
-       (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
-       (bb_info): New structure.
-       (BB_INFO, BB_INFO_BY_INDEX): New macros.
-       (allocate_bb_info, free_bb_info, mark_reg_change,
-       calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
-       modify_bb_reg_pav, calculate_reg_pav,
-       make_accurate_live_analysis): New functions.
-
-2004-05-25  Devang Patel  <dpatel@apple.com>
-
-       * alias.c (init_alias_analysis): Use ggc_calloc instead of
-       xrealloc.
-       (end_alias_analysis): Use ggc_free instead fo free.
-
-2004-05-25  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/15546
-       * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
-       as needed to be outputted.
-
-2004-05-25  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.def (__builtin_expect):  Mark the function as const&nothrow.
-
-2004-05-25  Ayal Zaks  <zaks@il.ibm.com>
-       Mostafa Hagog  <mustafa@il.ibm.com>
-
-       * Makefile.in (modulo-sched.o, ddg.o): New.
-       * ddg.h, ddg.c, modulo-sched.c: New files.
-       * cfglayout.c (duplicate_insn_chain): Remove "static" and push
-       internals to "dupicate_insn".
-       (duplicate_insn): New function.
-       * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
-       declarations.
-       * common.opt (fmodulo-sched): New flag.
-       * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
-       Remove static and forward declaration.
-       (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
-       functions.
-       * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
-       df_bb_regno_last_def_find, df_find_def, df_reg_used): New
-       declarations.
-       * flags.h (flag_modulo_sched): New flag.
-       * opts.c (common_handle_option): Handle modulo-sched flag.
-       * params.def (max-sms-loop-number, sms-max-ii-factor,
-       sms-dfa-history, sms-loop-average-count-threshold): New
-       parameters.
-       * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
-       SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
-       parameters.
-       * passes.c ("sms", "sms-vcg"): New dumps.
-       (rest_of_handle_sched): Call sms_schedule.
-       * rtl.h (sms_schedule): New declaration.
-       * timevar.def (TV_SMS): New.
-       * toplev.c (flag_modulo_sched): Initialize.
-       (f_options): Handle -fmodulo-sched option.
-       * docs/invoke.texi: Document -fmodulo-sched & -dm options.
-       * docs/passes.texi: Document new SMS pass.
-
-2004-05-25  Paolo Bonzini  <bonzini@gnu.org>
-
-       * Makefile.in (OBJS): Add rtlhooks.o.
-       (rtlanal.o): Depend on function.h.
-       (cse.o): Depend on rtlhooks-def.h.
-       (combine.o): Depend on rtlhooks-def.h.
-       (rtlhooks.o): New rule.
-       * combine.c: Include rtlhooks-def.h.
-       (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
-       num_sign_bit_copies, cached_num_sign_bit_copies,
-       num_sign_bit_copies1): Move most of the code to rtlanal.c.
-       (reg_nonzero_bits_for_combine,
-       reg_num_sign_bit_copies_for_combine): New functions holding
-       the remnants of the above.
-       (combine_rtl_hooks): New.
-       (combine_instructions): Set rtl_hooks instead of gen_lowpart.
-       * cse.c: Include rtlhooks-def.h.
-       (cse_rtl_hooks): New.
-       (cse_main): Set rtl_hooks instead of gen_lowpart.
-       * emit-rtl.c (gen_lowpart): Remove.
-       (gen_lowpart_general): Move to rtlhooks.c.
-       * rtl.h (nonzero_bits, num_sign_bit_copies,
-       struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
-       (gen_lowpart_general): Remove.
-       (gen_lowpart): Temporarily redefine as a macro.
-       * rtlanal.c: Include function.h.
-       (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
-       num_sign_bit_copies, cached_num_sign_bit_copies,
-       num_sign_bit_copies1): New, from combine.c.
-       * rtlhooks.c: New file.
-       * rtlhooks-def.h: New file.
-
-2004-05-25  Svein E. Seldal  <Svein.Seldal@solidas.com>
-
-       * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
-       to support 32-bit -mint8 mode.
-
-       * doc/invoke.texi (-mint8): Added documentation for the -mint8
-       option in the AVR architecture.
-
-2004-05-24  Mike Stump  <mrs@apple.com>
-
-       * doc/install.texi: Document that dejagnu 1.4.4 is required.
-
-2004-05-24  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * intl.h (open_quote, close_quote): New.
-       * intl.c (open_quote, close_quote): New.
-       (gcc_init_libintl): Set them.
-       * pretty-print.c: Include "intl.h".
-       (pp_base_format_text): Support 'q' format flag and %` and %'
-       formats.  Use ' instead of ` in comments.
-       * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
-       gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
-       foramt_types_orig): Describe these new formats.
-       (decode_format_attr, check_function_format,
-       check_format_info_main): Use these new formats.
-       (status_warning): Use ATTRIBUTE_GCC_DIAG.
-       * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
-       check these formats to 3.5.
-
-2004-05-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * Makefile.in (CPPLIBS): Renamed to CPPLIB.
-       (BACKEND): Reflect this.
-       (LIBDEPS): Move CPPLIB before LIBIBERTY.
-       (LIBS): Likewise.
-
-2004-05-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR tree-optimization/14197
-       * builtins.c: Include "tree-gimple.h"
-       (readonly_data_expr): Use get_base_address.  Make sure to call
-       decl_readonly_section only on trees it can handle.
-       * tree-gimple.c (get_base_address): Accept STRING_CST and
-       CONSTRUCTOR expressions.
-       * Makefile.in: Update dependencies.
-
-2004-05-23  Paolo Bonzini  <bonzini@gnu.org>
-
-       Move libcpp to the toplevel.
-       * Makefile.in: Remove references to libcpp files,
-       use CPPLIBS instead of libcpp.a.  Define SYMTAB_H
-       and change hashtable.h to that.
-       * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
-       gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
-       * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
-       * cppcharset.c: Removed.
-       * cpperror.c: Removed.
-       * cppexp.c: Removed.
-       * cppfiles.c: Removed.
-       * cpphash.c: Removed.
-       * cpphash.h: Removed.
-       * cppinit.c: Removed.
-       * cpplex.c: Removed.
-       * cpplib.c: Removed.
-       * cpplib.h: Removed.
-       * cppmacro.c: Removed.
-       * cpppch.c: Removed.
-       * cpptrad.c: Removed.
-       * cppucnid.h: Removed.
-       * cppucnid.pl: Removed.
-       * cppucnid.tab: Removed.
-       * hashtable.c: Removed.
-       * hashtable.h: Removed.
-       * line-map.c: Removed.
-       * line-map.h: Removed.
-       * mkdeps.c: Removed.
-       * mkdeps.h: Removed.
-       * stringpool.h: Include symtab.h instead of hashtable.h.
-       * tree.h: Include symtab.h instead of hashtable.h.
-       * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
-
-2004-05-23 Paolo Bonzini <bonzini@gnu.org>
-
-       * gcc.c (struct prefix_list): Add forward declaration.
-       (do_spec_path): New function, extracted from...
-       (do_spec_1) <'D'>: ... here.  Drop support for
-       SPACE_AFTER_L_OPTION.
-       (do_spec_1) <'I'>: Use do_spec_path.
-       (process_command): Do not store the 'include' suffix
-       in include_prefixes.
-       * system.h: Poison SPACE_AFTER_L_OPTION.
-
-2002-05-23  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (non_lvalue): Explicitly list the tree codes that
-       need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
-
-2004-05-23  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
-       Update based on printed manual.  Enable setting of offsets for
-       FSFPRINT and move it to gcc-common.texi.
-       * doc/gcc.texi: Update FSF printing details.
-       * doc/gccint.texi: Remove FSF printing details.
-
-2004-05-23  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/t-rs6000: Remove the disabling -Werror.
-
-2004-05-22  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
-       expand_builtin_strrchr, expand_builtin_strpbrk,
-       expand_builtin_mempcpy, expand_builtin_memcmp,
-       expand_builtin_strcmp, expand_builtin_strncmp,
-       expand_builtin_strcat, std_expand_builtin_va_start,
-       std_expand_builtin_va_arg, expand_builtin_va_copy,
-       expand_builtin_signbit, fold_builtin_cabs,
-       fold_builtin_logarithm, fold_builtin_mempcpy,
-       fold_builtin_signbit, fold_builtin_isascii,
-       fold_builtin_toascii, fold_builtin_isdigit,
-       fold_builtin_1, build_function_call_expr,
-       simplify_builtin_strchr, simplify_builtin_strrchr,
-       simplify_builtin_strpbrk, simplify_builtin_strncpy,
-       simplify_builtin_memcmp, simplify_builtin_strcmp,
-       simplify_builtin_strncmp, simplify_builtin_strncat,
-       simplify_builtin_strspn, simplify_builtin_strcspn,
-       simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
-       to build with calls to build2, build3 or omit_one_operand.
-
-2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
-       section when generating EABI code.
-
-2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR 15546
-       * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
-       Call mark_decl_referenced on the SYMBOL_REF_DECL.
-
-2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-common.c (c_common_truthvalue_conversion): Handle
-       UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
-       ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
-       i.e. set the type to truthvalue_type_node and return.
-
-2004-05-22  Zack Weinberg  <zack@codesourcery.com>
-
-       * tree.h (struct tree_decl): Add possibly_inlined bit.
-       (DECL_POSSIBLY_INLINED): New accessor macro.
-       * cgraph.h: Remove declaration of cgraph_inline_hash.
-       * cgraph.c: Remove definition of cgraph_inline_hash.
-       (hash_node): Revert to hashing DECL_UID.
-       (eq_node): Take two pointers to cgraph_node structures.
-       Compare DECL_UIDs.
-       (cgraph_remove_node): Pass the node directly to htab_find_slot.
-       (cgraph_varpool_hash_node): Rename hash_varpool_node;
-       hash on DECL_UID.
-       (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
-       pointers to cgraph_varpool_node structures; compare DECL_UIDs.
-       (cgraph_node): Allocate a temporary node on the stack, fill in
-       its DECL field, and pass that to htab_find_slot.
-       (cgraph_varpool_node): Likewise.
-       (cgraph_function_possibly_inlined_p): If global info is ready,
-       return the DECL_POSSIBLY_INLINED bit.
-       * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
-       instead of mucking with cgraph_inline_hash.
-
-2004-05-22  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/contrib.texi: Add g77 contributors.
-
-2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       * calls.c (initialize_argument_information): Forbid sibcalls if a
-       callee-copied argument is stored in the current function's frame.
-
-2004-05-22  Eric Christopher  <echristo@redhat.com>
-
-       * fix-header.c (read_scan_file): Update for add_path change.
-
-2004-05-22  Ben Elliston  <bje@au.ibm.com>
-
-       * c.opt (Wmissing-include-dirs): New.
-       * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
-       to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
-       OPT_isystem. Handle case OPT_Wmissing_include_dirs.
-       * c-incpath.h (add_path): Add fourth (bool) argument.
-       * c-incpath.c (add_env_var_paths): Pass false to add_path ().
-       (add_standard_paths): Likewise.
-       (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
-       is used and the directory was user-supplied via -I.
-       (add_path): Set p->user_supplied_p.  Remove duplicated code by
-       using add_cpp_dir_path ().
-       * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
-       (struct cpp_dir): Add user_supplied_p.
-       * doc/invoke.texi (Warning Options): Document new option.
-
-2004-05-21  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * fold-const.c (fold_read_from_constant_string): Convert result to
-       requested type.
-
-2004-05-21  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
-       (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
-       Don't mark VA_ARG_EXPRs volatile here.
-       (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
-
-2004-05-21  Richard Henderson  <rth@redhat.com>
-
-       * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
-       * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
-
-2004-05-21  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold, fold_relational_hi_lo,
-       nondestructive_fold_binary_to_constant,
-       fold_read_from_constant_string): Use fold_convert instead of convert.
-       * builtins.c (simplify_builtin, simplify_builtin_strstr,
-       simplify_builtin_strchr, simplify_builtin_strrchr,
-       simplify_builtin_strpbrk): Use fold_convert instead of convert.
-
-2004-05-21  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
-       is NULL.
-
-2004-05-21  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
-       override sparc.h definition.
-
-2004-05-20  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.c (array_type_nelts, save_expr, substitute_in_expr,
-       get_unwidened, get_narrower): Replace build with build2.
-       * fold-const.c (negate_expr, associate_trees, size_binop,
-       fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
-       pedantic_omit_one_operand, distribute_bit_expr,
-       make_bit_field_ref, optimize_bit_field_compare,
-       decode_field_reference, range_binop, make_range,
-       build_range_check, fold_range_test, fold_truthop,
-       optimize_minmax_comparison, extract_muldiv_1,
-       fold_binary_op_with_conditional_arg, fold_mathfn_compare,
-       fold_inf_compare, fold_single_bit_test, fold,
-       fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
-       Likewise replace build with either build2 or build3.
-
-2004-05-20  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
-       * calls.c (prepare_call_address): Don't test
-       NO_RECURSIVE_FUNCTION_CSE.
-       * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
-       * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
-       Likewise.
-       * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
-       * doc/tm.texi (Costs): Remove documentation for
-       NO_RECURSIVE_FUNCTION_CSE.
-
-2004-05-20  Paul Brook  <paul@codesourcery.com>
-
-       * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
-       * unwind-dw2.c (extract_cie_info): Ditto.
-       (_Unwind_FrameState): Change retaddr_column to word type.
-
-2004-05-20  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/3074
-       * fold-const.c (strip_compound_expr): Delete function.
-       (count_cond): Delete function.
-       (fold_binary_op_with_conditional_arg): Only perform transformations
-       "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
-       when a is constant.  This greatly simplifies this routine.
-
-       * tree.c (saved_expr_p): Delete function.
-       * tree.h (saved_expr_p): Delete function prototype.
-
-2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * common.opt (ftree-loop-optimize): Remove.
-
-2004-05-20  Daniel Jacobowitz  <dan@debian.org>
-
-       * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
-       (NM_FOR_TARGET): Use := and $(shell).
-       (mainversion): Remove unused variable.
-
-2004-05-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * reorg.c (delete_from_delay_slot): If we have a barrier after the
-       sequence containing the insn to be deleted, always reemit it.
-
-2004-05-20  Richard Henderson  <rth@redhat.com>
-
-       PR 15454
-       * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
-       * function.c (expand_function_start): Expand static_chain_decl by hand.
-       * gimplify.c (create_tmp_var_name): Export.
-       * tree-gimple.h (create_tmp_var_name): Declare.
-
-2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * rs6000.c (print_operand) <case 'z'>: Call
-       mark_decl_referenced before assemble_name.
-
-2004-05-20  Zack Weinberg  <zack@codesourcery.com>
-
-       * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
-       (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
-       (cgraph_varpool_node): Hash on the pointer to the decl, not
-       the DECL_UID.  Fixes 64-bit bootstrap failure.
-
-2004-05-20  Richard Earnshaw <rearnsha@arm.com>
-
-       * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
-       we don't earlyclobber operands used in the second insn.
-
-2004-05-20  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-mudflap.c: Formatting fixes.
-
-2004-05-20  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
-       * gengtype.c (open_base_files): Include reload.h in ifiles.
-       * reload.h (reg_equiv_memory_loc_varray): Declare.
-       * reload1.c (reg_equiv_memory_loc_varray): New variable.
-       (init_reload): Initialize it.
-       (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
-       reg_equiv_memory_loc_varray to size 0.
-       * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
-       growing reg_equiv_memory_loc_varray to the desired size.
-       * passes.c (rest_of_handle_old_regalloc): Likewise.
-       * reload.c: Amend comment on calling init_reload.
-
-2004-05-20  Nick Clifton  <nickc@redhat.com>
-
-       * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
-       with 'TRAMP' in the body of the macro definition.
-
-2004-05-19  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/15383
-       * config/ia64/ia64.c (ia64_expand_compare): Don't check
-       TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
-       cmptf_libfunc isn't set.
-       (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
-       conventions.
-       (ia64_sysv4_init_libfuncs): New.
-
-       * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
-       ia64_sysv4_init_libfuncs.
-
-2004-05-20  Falk Hueffner  <falk@debian.org>
-
-       PR other/15526
-       * libgcc2.c (__mulvsi3): Fix overflow test.
-
-2004-05-19  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c/14171
-       * reg-stack.c (nan): Rename to ...
-       (not_a_num): Here.
-       (reg_to_stack): Rename nan to not_a_num.
-       (subst_stack_regs_pat): Likewise.
-       (convert_regs_entry): Likewise.
-       (convert_regs_1): Likewise.
-
-       * tree-cfg.c (find_case_label_for_value): Replace call to
-       simple_cst_equal with tree_int_cst_equal.
-
-2004-05-19  Jeff Law <law@redhat.com>
-
-       * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
-       If the operand is for a use, then strip away the SSA_NAME, do not
-       strip away the SSA_NAME for a set.  Never call release_ssa_name.
-       (mark_def_sites): Appropriately pass additional argument to
-       prepare_operand_for_rename.  If a VDEF_RESULT is not an SSA_NAME,
-       then set the VDEF_RESULT to the VDEF_OP.
-       (set_def_block): Strip away any SSA_NAME to get to the real
-       underlying variable.
-
-       * tree-ssa-phiopt.c (value_replacement): Handle the case where
-       the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
-       BB directly.
-
-2004-05-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR c++/15463
-       * loop-iv.c (iv_number_of_iterations):  Use trunc_int_for_mode on
-       result of inverse.
-
-       PR rtl-optimization/15274
-       * loop-iv.c (determine_max_iter, shorten_into_mode,
-       iv_number_of_iterations): Handle constants correctly.
-       * rtl.h (get_mode_bounds): Declaration changed.
-       * stor-layout.c (get_mode_bounds): Return a constant suitable for
-       the target mode.
-
-       PR rtl-optimization/14692
-       * loop-unswitch.c (may_unswitch_on): Try folding the result.
-       (unswitch_single_loop): Work correctly when may_unswitch_on
-       returns a folded constant.
-
-       * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
-       * simplify-rtx.c (simplify_const_relational_operation): Optimize
-       comparisons with mode bounds.
-
-       * function.c (struct temp_slot): Add new field prev.
-       (free_after_compilation, init_temp_slots): Free new fields.
-       (cut_slot_from_list, insert_slot_to_list,
-       temp_slots_at_level, max_slot_level, move_slot_to_level,
-       make_slot_available): New functions.
-       (assign_stack_temp_for_type, combine_temp_slots,
-       find_temp_slot_from_address, preserve_temp_slots,
-       preserve_rtl_expr_result, free_temp_slots,
-       free_temps_for_rtl_expr, pop_temp_slots): Work with
-       the new structure of lists.
-       (mark_all_temps_used): Removed.
-       * function.h (struct function): Field x_temp_slots
-       replaced by x_used_temp_slots and x_avail_temp_slots.
-       (temp_slots): Replaced by ...
-       (used_temp_slots, avail_temp_slots): New.
-       * tree.h (mark_all_temps_used): Declaration removed.
-
-       * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
-       simplify_using_assignment): Take the expression out of
-       the expr_list wrapper.
-
-       * loop-iv.c (iv_number_of_iterations): Improve clasification of
-       infinite loops.
-
-2004-05-19  Roger Sayle  <roger@eyesopen.com>
-
-       * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
-       costs should be based on code size when optimizing for size.
-
-2004-05-19  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c: Remove non-printable character 160.
-
-2004-05-19  Nick Clifton  <nickc@redhat.com>
-
-       * doc/invoke.texi (ARM Options): Fix typo.
-       Remove descrption of -mshort-load-bytes and
-       -mno-short-load-bytes.
-
-       * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
-       missing parenthesis.
-       * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
-       * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
-
-2004-05-19  Steven Bosscher  <stevenb@suse.de>
-
-       * expr.c (store_constructor): Build loop start and end by hand
-       instead of via loop functions from stmt.c.
-       (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
-       Remove the code to expand them.
-
-       * stmt.c (loop_stack): Remove this and everything related.
-       (struct nesting, enum nesting_desc): Update.
-       (expand_fixup): Likewise.
-       (expand_loop_start, expand_start_loop_continue_elsewhere,
-       expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
-       expand_end_null_loop, expand_continue_loop, expand_exit_loop,
-       expand_exit_loop_if_false, expand_exit_loop_top_cond,
-       expand_exit_something): Remove.
-       * tree.h: Remove prototypes.
-
-2004-05-18  Mike Stump  <mrs@apple.com>
-           Devang Patel  <dpatel@apple.com>
-
-       * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
-       if this label is for eh.
-       * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
-       * config/darwin.c (darwin_emit_unwind_label): Likewise.
-       * dwarf2out.c (output_call_frame_info): Likewise.
-       * output.h (default_emit_unwind_label): Likewise.
-       * target.h (unwind_label): Likewise.
-       * varasm.c (default_emit_unwind_label): Likewise.
-
-       * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
-       DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
-       DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
-       DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
-       DEBUG_RANGES_SECTION): Define.
-
-2004-05-18  Zack Weinberg  <zack@codesourcery.com>
-
-       * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
-       (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
-       (cgraph_varpool_node):
-       Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
-       (cgraph_function_possibly_inlined_p): Use the decl itself for
-       the key, not DECL_ASSEMBLER_NAME.
-       (change_decl_assembler_name): No need to muck with the hash tables.
-       (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
-       Delete.
-       * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
-       for the key, not DECL_ASSEMBLER_NAME.
-       * cgraph.h: Remove prototypes of deleted functions.
-       * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
-       (mark_decl_referenced): New function.
-       * tree.h: Prototype mark_decl_referenced.
-       * final.c (output_addr_const) <case SYMBOL_REF>: Call
-       mark_decl_referenced before assemble_name.
-       * c-decl.c (finish_decl): Use mark_decl_referenced.
-
-2004-05-18  Andrew Pinski  <pinskia@physics.uc.edu>
-           Jeff Law <law@redhat.com>
-
-       * tree-ssa-phiopt.c (abs_replacement): New function.
-       (empty_block_p): New function extracted from...
-       (candidate_bb_for_phi_optimization): Break out empty block test.
-       (conditional_replacement): Use empty_block_p.
-       (value_replacement): Similarly.
-
-       * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
-       * tree-ssa-phiopt.c: Include flags.h.
-       (conditional_replacement): Remove argument names from prototype.
-       Minor formatting and comment fixes.
-       (tree_ssa_phiopt): If conditional_replacement returns false, then
-       call value_replacement.
-       (value_replacement): New function.
-
-2004-05-18  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
-       from conditional_replacement.
-       (candidate_bb_for_phi_optimization): Similarly.
-       (conditional_replacement): Use replace_phi_with_stmt and
-       candidate_bb_for_phi_optimization.
-
-       * tree-ssa-phiopt.c: Fix various formatting issues.
-
-2004-05-18  Steven Bosscher  <stevenb@suse.de>
-
-       * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
-       s390_expand_cmpmem): Do not use expand_start_loop and
-       expand_end_loop, instead build the loop manually.
-
-2004-05-18  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
-       (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
-
-2004-05-17  Jeff Law  <law@redhat.com>
-
-       * toplev.h (flag_delete_null_pointer_checks): Move from here to...
-       * flags.h (flag_delete_null_pointer_checks): Here.
-       * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
-       * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
-       (add_phi_arg, remove_phi_arg_num): Similarly.
-       * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
-       property into PHI nodes.
-       * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
-       (record_equivalences_from_phis): If all PHI arguments are known to be
-       nonzero, then the result must be nonzero as well.
-       (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
-       (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
-       appropriately.  Walk the USE-DEF chains and propagate nonzero property
-       as appropriate.
-       * tree.h (PHI_ARG_NONZERO): Define.
-       (phi_arg_d): Add nonzero flag.
-
-2004-05-17  Zack Weinberg  <zack@codesourcery.com>
-
-       * f: Entire directory removed
-
-       * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
-       (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
-       (g77_integer_type_node, g77_uinteger_type_node)
-       (g77_longint_type_node, or g77_ulongint_type_node): Delete.
-       * c-common.c (c_common_nodes_and_builtins): Do not initialize
-       the above set of variables.
-
-       * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
-       * doc/invoke.texi, doc/standards.texi: Remove cross-references
-       to g77 manual.
-
-2004-05-17  Steven Bosscher  <stevenb@suse.de>
-
-       PR tree-optimization/15438
-       * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
-       attributed functions as pure or const.
-
-2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
-
-       * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
-       from source code with errors.
-
-2004-05-17  Ranjit Mathew  <rmathew@hotmail.com>
-
-       Enable tree browser for all front ends.
-       * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
-       (BACKEND): ...to here.
-
-2004-05-17  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (construct_container): Do not produce BLKmode registers.
-       (classify_argument): Properly compute alignment of complex types.
-
-2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/15084
-       * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
-       and renamed to movdi_insv_1_rex64.
-       (insv): Support SImode for 32bit and DImode for 64bit.
-
-2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
-       (TARGET_SWITCHES): Remove debugg.
-       * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
-       TARGET_64BIT.
-       (subdi3): Replace the define_expand with a define_insn, the latter
-       renamed from subdi3_internal_3.
-       (negdi2): Likewise negdi2_internal_2.
-       (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
-       (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
-       and associated define_splits.
-       (adddi3_internal): Renamed from adddi3_internal_3.
-       (ashldi3_internal): Likewise ashldi3_internal4.
-       (ashrdi3_internal): Likewise ashrdi3_internal4.
-       (lshrdi3_internal): Likewise lshrdi3_internal4.
-
-2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * optabs.c (expand_unop): Try implementing negation using subtraction
-       from zero.
-
-2004-05-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md:  Fix typo from last change.  Remove DFmode move to and from
-       SAR register.
-
-2004-05-16  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/10982
-       * arm.md (ne_zeroextractsi): Convert to insn-and-split.
-       (ne_zeroextractsi_shifted): New pattern.
-       (ite_ne_zeroextractsi): New pattern.
-       (ite_ne_zeroextractsi_shifted): New pattern.
-
-2004-05-15  Steven Bosscher  <stevenb@suse.de>
-
-       * c-gimplify.c (c_genericize):
-       Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
-       * c-parse.in <expr_no_commas>: Likewise.
-       <if_prefix>: Likewise.
-       <select_or_iter_stmt>: Likewise.
-       * expr.c (expand_var, expand_expr_real_1): Likewise.
-       * expr.h (expand_expr): Make it a static inline function.
-       Move prototype for expand_expr_real up before this.
-       * fold-const.c (fold_relational_hi_lo, fold_relational_const):
-       Likewise.
-       * gimplify.c (gimple_boolify, gimplify_addr_expr,
-       gimplify_asm_expr, gimplify_expr): Likewise.
-       * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
-       dump_function_to_file): Likewise.
-       * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
-       * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
-       * tree-into-ssa.c (dump_tree_ssa): Likewise.
-       * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
-       Likewise.
-       * tree-optimize.c (execute_one_pass): Likewise.
-       * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
-       * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
-
-       * objc/objc-act.c (objc_build_try_enter_fragment,
-       objc_build_try_epilogue, objc_build_catch_stmt,
-       objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
-       with lang_hooks.foo ().
-
-2004-05-15  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
-       that simplify_builtin doesn't destructively modify its argument.
-
-2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
-
-       * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
-       implementations for ARM and Thumb.
-       * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
-
-2004-05-15  Thomas Quinot  <quinot@act-europe.fr>
-
-       * prefix.c (update_path): Replace PREFIX with KEY only
-       when it matches a full directory name in PATH.
-
-2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
-
-       * arm.h (TARGET_APCS_32): Delete.
-       (TARGET_MMU_TRAPS): Delete.
-       (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__.  Never
-       define __APCS_26__.
-       (CPP_SPEC): Remove checking of -mapcs-{26,32}.
-       (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
-       (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
-       (prog_mode_type): Delete.
-       (PROMOTE_MODE): Always promote unsigned for HImode.
-       (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
-       (MASK_RETURN_ADDR): Simplify.
-       * arm.c (arm_prgmode): Delete.
-       (arm_override_options, arm_gen_rotated_half_load): Simplify.
-       (print_multi_reg, output_return_instruction): Simplify.
-       (arm_output_epilogue, arm_final_prescan_insn): Simplify.
-       (arm_return_addr): Simplify.
-       * arm.md (prog_mode): Delete.
-       (conds): Simplify.
-       (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
-       (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
-       (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
-       (loadhi_shiftpredec): Delete.
-       (peephole for post-increment on HImode load): Delete.
-       * arm/crtn.asm: (FUNC_END): Simplify.
-       * arm/lib1funcs.asm: Remove APCS-26 return macros.
-       * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
-       * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
-       * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
-       MULTILIB_DEFAULTS as required.
-       * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
-       * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
-       variables as required.
-       * doc/invoke.texi (ARM Options): Remove obsolete flags.
-
-2004-05-15  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
-       UNITS_PER_WORD to calculate gpr size.  Re-instate code to set reg
-       count to 8 to handle n_reg > 2.
-
-2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/extend.texi: Update WG14 URL.
-
-2004-05-15  Steven Bosscher  <stevenb@suse.de>
-
-       * basic-block.h (life_analysis, delete_noop_moves):
-       Update prototypes.
-       * bt-load.c (branch_target_load_optimize): Don't take the
-       insns stream as an argument.  Update the life_analysis calls.
-       * combine.c (combine_instructions): Update delete_noop_moves
-       calls.
-       * flow.c (notice_stack_pointer_modification): Don't take the
-       insns stream as an argument.  Work on the flow graph.
-       (life_analysis): Likewise.
-       (delete_noop_moves): Likewise.
-       * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
-       (rest_of_handle_life): Update life_analysis call.
-       (rest_of_compilation): Likewise, and also update
-       branch_target_load_optimize call.
-       * ra.c (reg_alloc): Update life_analysis call.
-       * reg-stack.c (reg_to_stack): Likewise.  Also, don't take
-       the insns stream as an argument.
-       * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
-       call.
-       * rtl.c (branch_target_load_optimize, reg_to_stack): Update
-       prototypes.
-       * value-profile.c (branch_prob): Update life_analysis call.
-       * web.c (web_main): Work on the CFG, not on the insns stream.
-
-       * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
-       * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
-       * config/sh/sh.c (sh_output_mi_thunk): Likewise.
-
-2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/15444
-       * c-format.c (avoid_dollar_number): New function.
-       (check_format_info_main): Call avoid_dollar_number when operand
-       numbers might occur but has_operand_number == 0.
-
-2004-05-14  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.md (all peephole2 patterns): Use predicates that validate
-       register classes as appropriate.
-
-2004-05-14  Steven Bosscher  <stevenb@suse.de>
-
-       PR opt/14472
-       * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
-       ignore type conversions that do not inhibit tail calling.
-       (find_tail_calls): Likewise.
-
-2004-05-14  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
-       bother marking bypassed virtuals for out-of-ssa.  Instead merge
-       bypassed virtuals into vars_to_rename just before into-ssa pass.
-
-       * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
-       so that it picks up more opportunities to eliminate ABS expressions
-       or turn them into negations.
-
-2004-05-14  Steven Bosscher  <stevenb@suse.de>
-
-       * passes.c (rest_of_handle_null_pointer): Remove.
-       (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
-       (rest_of_compilation): Likewise.
-       * rtl.h (delete_null_pointer_checks): Remove prototype.
-       * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
-       Remove declarations.
-       (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
-       compute_kill_rd, compute_rd, alloc_avail_expr_mem,
-       free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
-       expr_reaches_here_p, computing_insn, def_reaches_here_p,
-       can_disregard_other_sets, handle_avail_expr, classic_gcse,
-       one_classic_gcse_pass, invalidate_nonnull_info,
-       delete_null_pointer_checks_1, delete_null_pointer_checks,
-       expr_reached_here_p_work): Remove.
-       (gcse_main): Do not perform classic GCSE when optimizing for size.
-       (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
-       are never used.
-
-2004-05-14  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR optimization/14466
-       * tree-complex.c (make_temp): Remove.
-       (gimplify_val): Replace make_temp with make_rename_temp
-       and add NULL as the second argument.
-       (expand_complex_div_wide): Likewise.
-       * tree-dfa.c (make_rename_temp): New function.
-       * tree-flow.h (make_rename_temp): Declare.
-       * tree-sra.c (make_temp): Remove.
-       (lookup_scalar): Replace make_temp with make_rename_temp.
-       (create_scalar_copies): Likewise.
-       * tree-ssa-phiopt.c (conditional_replacement): When we
-       get non gimple create a temporary variable to hold the
-       casted expression.
-
-2004-05-14  Paul Brook  <paul@codesourcery.com>
-
-       * stor-layout.c (update_alignment_for_field): Use
-       targetm.align_anon_bitfield.
-       * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
-       (TARGET_INITIALIZER): Use it.
-       * target.h (struct gcc_target): Add align_anon_bitfield.
-       * config/arm/arm.c (arm_align_anon_bitfield):  New function.
-       (TARGET_ALIGN_ANON_BITFIELD): Define.
-       * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
-
-2004-05-13  Zack Weinberg  <zack@codesourcery.com>
-
-       * tree.def (documentation): Remove mention of class 'b'.
-       (BLOCK): Now in class 'x'.
-       * c-common.c (verify_tree): Remove case 'b'.
-       * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
-       * calls.c (calls_function_1): Control cannot get past the switch
-       when exp is a BLOCK.
-       * print-tree.c (print_node): Move code for class 'b' to the class
-       'c'/'x' switch, as case BLOCK.
-       * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
-       (unsafe_for_reeval, substitute_placeholder_in_expr)
-       (stabilize_reference_1): Remove case 'b'.
-       * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
-       of something being 'b' to tests for TREE_CODE of something being
-       BLOCK.
-       * tree-ssa-operands.c (get_expr_operands): Likewise.
-
-2004-05-13  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-gimple.c: Rename from tree-simple.c.
-       * tree-gimple.h: Rename from tree-simple.h.
-       * c-gimplify.c: Rename from c-simplify.c
-       * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
-       langhooks.c, tree-alias-ander.c, tree-alias-common.c,
-       tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
-       tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
-       tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
-       tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
-       tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
-       Update.
-
-2004-05-14  Ranjit Mathew  <rmathew@hotmail.com>
-
-       * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
-
-2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree-ssa.c (delete_tree_ssa): XFREE
-       bitmaps allocated with BITMAP_XMALLOC.
-
-       * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
-       idfs_cache at the end of the function.
-
-       * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
-       at the end of the function.
-
-       * tree-ssa-dce.c (perform_tree_ssa_dce): Free
-       el at the end of the function.
-
-       * tree-into-ssa.c (insert_phi_nodes_for): XFREE
-       bitmaps allocated with BITMAP_XMALLOC.
-
-       * loop-unswitch.c (unswitch_single_loop): Free bbs at
-       the end.
-
-       * final.c (shorten_branches): Free uid_shuid before
-       reallocating it.
-
-       * bb-reoder.c (connect_traces): Free cold_traces at the end.
-
-2004-05-13  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
-       variables.  Simplify slightly by using USE_OP/DEF_OP instead
-       of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
-
-       * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
-       rather than iterating through the blocks testing each bit in
-       livein to initialize the worklist.
-       (mark_def_sites): Remove useless checks of KILLS for virtual
-       operands.
-
-       * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
-       new parameters for the statement and variable worklist as well
-       as a bitmap of interesting SSA_NAMEs.  Walk over the statement
-       worklist recording interesting variables in the variable worklist
-       and bitmap.  Handle casts between integral and boolean types.
-       (substitute_single_use_vars): Accept new parameters for the statement
-       and variable worklist.  When a substitution is made add a new
-       entry to the statement worklist.  Handle casts between integral
-       and boolean types.
-       (tree_ssa_forward_propagate_single_use_vars): Rework to pass
-       worklists to children.  Iterate until the statement worklist
-       is empty.
-
-2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
-       the end of the block.
-
-       * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
-       with BITMAP_XMALLOC.
-
-       * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
-       with BITMAP_XMALLOC.
-
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize):
-       Free nonzero_vars at the end of the function.
-
-       * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
-       need to generate code instead of a NOP_EXPR.
-
-2004-05-13  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * gcc.c (default_compilers): Fill out initializers for new Fortran
-       entries.
-
-2004-05-13  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
-
-2004-05-13  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_default_short_enums): New function.
-       (TARGET_DEFAULT_SHORT_ENUMS): Define.
-
-2004-05-13  Diego Novillo  <dnovillo@redhat.com>
-
-       Merge from tree-ssa-20020619-branch.
-
-       * Makefile.in (reload1.o-warn): Add.
-       (tree-alias-ander.o-warn): Add.
-       (GMPLIBS): Define.
-       (GMPINC): Define.
-       (BANSHEELIB): Define.
-       (BANSHEEINC): Define.
-       (TREE_DUMP_H): Define.
-       (TREE_SIMPLE_H): Define.
-       (TREE_FLOW_H): Define.
-       (LIBDEPS): Add BANSHEELIB.
-       (INCLUDES): Add BANSHEEINC and GMPINC.
-       (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
-       c-mudflap.o and c-pretty-print.o.
-       (C_OBJS): Remove c-pretty-print.o.
-       (OBJS-common): Remove sibcall.o.
-       Add tree-cfg.o, tree-dfa.o, tree-eh.o,
-       tree-ssa.o, tree-optimize.o, tree-simple.o,
-       tree-alias-type.o, gimplify.o, tree-pretty-print.o,
-       tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
-       tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
-       tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
-       tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
-       tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
-       tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
-       tree-tailcall.o, gimple-low.o, tree-iterator.o,
-       tree-phinodes.o, tree-ssanames.o, tree-sra.o,
-       tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
-       tree-profile.o.
-       (OBJC-archive): Add tree-nomudflap.o.
-       (cc1): Add dependency on @TREEBROWSER@.
-       (c-decl.o): Add dependency on TREE_DUMP_H.
-       (c-dump.o): Likewise.
-       (c-common.o): Add dependency on tree-iterator.h
-       (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
-       (gtype-desc.o): Add dependency on TREE_FLOW_H.
-       (tree.o): Add dependency on tree-iterator.h,
-       BASIC_BLOCK_H and TREE_FLOW_H.
-       (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
-       (langhooks.o): Add dependency on TREE_SIMPLE_H.
-       (tree-alias-type.o, tree-alias-ander.o,
-       tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
-       tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
-       tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
-       tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
-       domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
-       tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
-       tree-nested.o, tree-iterator.o, tree-dfa.o,
-       tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
-       tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
-       gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
-       tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
-       tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
-       tree-sra.o, tree-complex.o, tree-profile.o,
-       rtl-profile.o): New rules.
-       (function.o): Add dependency on basic-block.h
-       (expr.o): Add dependency on tree-iterator.h.
-       (sibcall.o): Remove.
-       (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
-       (cfg.o): Add dependency on TIMEVAR_H.
-       (cfghooks.o): Add dependency on TREE_FLOW_H.
-       (reg-stack.o): Add dependency on basic-block.h.
-       (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
-       c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
-       tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
-       tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
-       tree-alias-type.h, tree-alias-common.h,
-       tree-alias-type.c, tree-alias-common.c,
-       tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
-       rtl-profile.c and tree-nested.c.
-       (gt-tree-alias-common.h, gt-tree-mudflap.h,
-       gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
-       gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
-       gt-tree-cfg.h, gt-tree-nested.h): New rules.
-       (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
-       * basic-block.h: Include predict.h
-       (struct edge_def): Add GTY marker.
-       Change field 'insns' to be a union of tree and rtx.
-       (EDGE_TRUE_VALUE): Define.
-       (EDGE_FALSE_VALUE): Define.
-       (EDGE_EXECUTABLE): Define.
-       (struct bb_ann_d): Forward declare.
-       (struct basic_block_def): Add GTY marker.
-       Remove fields head_tree and end_tree.
-       Add fields stmt_list, rbi and tree_annotations.
-       (struct reorder_block_def): Define.
-       (basic_block_info): Add GTY marker.
-       (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
-       variables instead of macros.
-       (flow_call_edges_add): Remove declaration.
-       (make_eh_edge): Remove declaration.
-       (brief_dump_cfg, find_edge, tree_predicted_by_p,
-       rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
-       predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
-       cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
-       alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
-       (try_redirect_by_replacing_jump): Modfiy return type to
-       edge instead of bool.
-       * bb-reorder.c (copy_bb): Call duplicate_block
-       instead of cfg_layout_duplicate_bb.
-       (copy_bb_p): Call can_duplicate_block_p instead of
-       cfg_layout_can_duplicate_bb_p.
-       * bitmap.c (bitmap_first_set_bit): Abort if word
-       wasn't found.
-       (bitmap_last_set_bit): Likewise.
-       * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
-       (DEF_FUNCTION_TYPE_3): Add.
-       * builtins.c (c_strlen): Make extern.
-       (builtin_save_expr): New.
-       (expand_builtin_nonlocal_goto): New.
-       (expand_builtin_constant_p): Remove.
-       (expand_builtin_mathfn): Call builtin_save_expr instead
-       of save_expr.
-       (expand_builtin_mathfn_2): Likewise.
-       (expand_builtin_strcmp): Likewise.
-       (expand_builtin_strncmp): Likewise.
-       (expand_builtin_strcat): Likewise.
-       (fold_builtin_cabs): Likewise.
-       (expand_builtin_alloca): Don't trigger if -fmudflap is
-       given.
-       (build_string_literal): Set TREE_INVARIANT on new node.
-       (expand_builtin_profile_fun): New.
-       (round_trampoline_addr): New.
-       (expand_builtin_init_trampoline): New.
-       (expand_builtin_adjust_trampoline): New.
-       (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
-       <BUILT_IN_CONSTANT_P>: Return const0_rtx;
-       <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
-       BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
-       BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
-       BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
-       Handle.
-       (fold_builtin_expect): New.
-       (fold_builtin_isascii): Don't return non-constant results
-       in GIMPLE form.
-       (fold_builtin_isdigit): Likewise.
-       (fold_builtin_1): New.
-       (fold_builtin): Call it.
-       (build_function_call_expr): Update call to build a new
-       CALL_EXPR.
-       (purge_builtin_constant_p): Remove.
-       (simplify_builtin, simplify_builtin_memcmp,
-       simplify_builtin_strcmp, simplify_builtin_strncmp,
-       simplify_builtin_strpbrk, simplify_builtin_strstr,
-       simplify_builtin_strchr, simplify_builtin_strrchr,
-       simplify_builtin_strcat, simplify_builtin_strncat,
-       simplify_builtin_strspn, simplify_builtin_strcspn,
-       simplify_builtin_next_arg, simplify_builtin_va_start,
-       simplify_builtin_sprintf): New.
-       * builtins.def (BUILT_IN_STACK_ALLOC,
-       BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
-       BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
-       BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
-       BUILT_IN_PROFILE_FUNC_EXIT): Define.
-       * c-common.c: Include tree-iterator.h and hashtab.h.
-       (lang_statement_code_p): Declare.
-       (lang_gimplify_stmt): Declare.
-       (fix_string_type): Set TREE_INVARIANT for value.
-       (pointer_int_sum): Rely on build to set TREE_CONSTANT.
-       (c_type_hash): New.
-       (c_common_get_alias_set): Handle multiple type nodes
-       referring to "the same" type, currently for C90 only.
-       (c_add_case_label): Use create_artificial_label.
-       (finish_label_address_expr): Don't set TREE_CONSTANT on
-       result.
-       (c_expand_expr): Don't handle STMT_EXPR.
-       (handle_alias_attribute): Marke aliased variables to be
-       TREE_STATIC.
-       (handle_nonnull_attribute): Initialize arg_num.
-       (check_function_nonnull): Likewise.
-       (c_walk_subtrees): New.
-       (c_estimate_num_insns_1): Don't handle
-       EXPR_WITH_FILE_LOCATION nor FILE_STMT.
-       (c_decl_uninit_1): Remove.
-       (c_decl_uninit): Remove.
-       (c_warn_unused_result): New.
-       * c-common.def (ASM_STMT): Change number of operands
-       to 4.
-       (FILE_STMT): Remove.
-       * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
-       Remove.
-       (lang_gimplify_stmt): Add.
-       (expand_stmt): Remove.
-       (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
-       ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
-       ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
-       FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
-       ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
-       (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
-       genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
-       genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
-       genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
-       genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
-       genrtl_compound_stmt, genrtl_asm_stmt,
-       genrtl_cleanup_stmt, c_decl_uninit): Remove.
-       (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
-       c_tree_chain_matters_p, c_warn_unused_result,
-       c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
-       Declare.
-       * c-convert.c (convert): Make convert work when
-       converting to compatible types across translation unit.
-       * c-decl.c: Include langhooks.h, tree-mudflap.h,
-       tree-simple.h, diagnostic.h and tree-dump.h
-       (merge_decls): Initialize oldtype to NULL.
-       (finish_decl): Use DECL_HARD_REGISTER instead of
-       DECL_C_HARD_REGISTER.
-       (check_bitfield_type_and_width): Check for null
-       lang_type_specific when check the precision of an enum.
-       (grokdeclarator): Immediately layout an ARRAY_TYPE used
-       in a pointer-to-array declarator.
-       (finish_struct): Clear allocated struct lang_type.
-       (finish_enum): Set enum_min and enum_max.  Set
-       TYPE_MIN/MAX_VALUE to the limits of the compatible type,
-       not to the enumerators.
-       (set_decl_nonlocal): New.
-       (store_parm_decls): Use it via walk_tree.
-       (c_finalize): New.
-       (finish_function): When !targetm.have_ctors_dtors,
-       record static constructors and destructors here...
-       (c_expand_body_1): ... not here.
-       (c_expand_decl): Rename from c_expand_decl_stmt.
-       Handle all C-specific expansion semantics.
-       * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
-       STMT_LINENO.
-       * c-format.c (handle_format_arg_attribute): Initialize
-       format_num.
-       * c-lang.c: Include tree-inline.h
-       (LANG_HOOKS_EXPAND_DECL,
-       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
-       LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
-       LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
-       LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
-       (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
-       LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
-       (c_types_compatible_p): New.
-       * c-mudflap.c: New file.
-       * c-objc-common.c: Include tree-mudflap.h
-       (start_cdtor, finish_cdtor): Collapse
-       together into
-       (build_cdtor): ...here.  Update to construct a complete tree
-       for the function.  No need to call push_scope, pop_scope, or
-       clear_last_expr, or set current_function_cannot_inline.
-       (c_missing_noreturn_ok_p): Change prototype to return
-       bool.
-       (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
-       * c-opts.c (c_common_handle_option): Move handling of -fdump- to
-       opts.c.
-       (c_common_post_options): Don't ever use rtl inlining.
-       * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
-       * c-pragma.c (handle_pragma_redefine_extname): Define
-       always.
-       (init_pragma): Activate #pragma redefine_extname for mudflap.
-       * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
-       (pp_c_initializer): Accept any type CONSTRUCTOR.
-       (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
-       COMPLEX_TYPE.
-       (decl_name_str): New local function.
-       (pp_c_direct_declarator): Call it.
-       (pp_c_primary_expression): Call it.
-       (pp_c_id_expression): Call it.
-       (pp_c_statement): Call it.
-       (print_c_tree): Create new pp object.
-       * c-pretty-print.h (pp_c_tree_decl_identifier,
-       print_c_tree): Declare.
-       * c-semantics.c: Include langhooks.h
-       (lang_expand_stmt, lang_expand_decl_stmt,
-       find_reachable_label_1, find_reachable_label,
-       expand_unreachable_if_stmt, expand_unreachable_stmt,
-       genrtl_do_stmt_1): Remove.
-       (begin_stmt_tree): Don't check for changed filename.
-       Call annotate_with_locus.
-       (finish_stmt_tree): Don't set line for end of function.
-       (build_stmt): Don't check type nodes for
-       side effects.
-       (build_stmt): Set TREE_SIDE_EFFECTS.
-       Set EXPR_LOCUS instead of STMT_LINENO.
-       (lang_expand_stmt, lang_expand_decl_stmt,
-       expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
-       genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
-       genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
-       genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
-       genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
-       genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
-       genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
-       find_reachable_label_1, expand_unreachable_if_stmt,
-       expand_unreachable_stmt): Remove.
-       (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
-       * c-simplify.c: New file.
-       * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
-       (struct lang_type): Add fields enum_min and enum_max.
-       (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
-       (c_expand_decl, c_missing_noreturn_ok_p,
-       c_types_compatible_p): Declare.
-       * c-typeck.c (tagged_types_tu_compatible_p): Allow for
-       compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
-       (default_function_array_conversion): Rely on build to
-       set TREE_CONSTANT.
-       (parser_build_binary_op, pointer_diff): Likewise.
-       (build_unary_op, build_binary_op): Likewise.
-       (build_array_ref):
-       (build_external_ref): Set TREE_INVARIANT.
-       (build_c_cast, pop_init_level): Likewise.
-       (process_init_element): Use ASM_VOLATILE_P.
-       (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
-       (c_finish_case): Call c_do_switch_warnings.
-       * c.opt (fdump-): Remove.
-       * calls.c (try_to_integrate): Remove.
-       (prepare_call_address): Replace fndecl arg with a
-       precomputed static chain value.
-       (emit_call_1): New argument for full call expr.
-       (flags_from_decl_or_type): Call special_function_p.
-       (initialize_argument_information): Add argument
-       may_tailcall.
-       (purge_reg_equiv_notes): New.
-       (expand_call): Do not try to expand calls inline.
-       (fixup_tail_calls): New.
-       * cfg.c: Include timevar.h and ggc.h.
-       (bb_pool, edge_pool): Remove.
-       (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
-       (entry_exit_blocks): Remove.
-       (rbi_pool): Declare.
-       (init_flow): Do not create pools.
-       Allocate entry/exit block.
-       (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
-       (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
-       (unlink_block): Clear b->prev_bb and b->next_bb.
-       (compact_blocks): Clear all slots of BASIC_BLOCK array.
-       (dump_flow_info): Work on trees too.
-       (dump_cfg_bb_info): New.
-       (brief_dump_cfg): New.
-       * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
-       (find_edge): New.
-       * cfgbuild.c (rtl_make_eh_edge): Rename from
-       make_eh_edge.  Update all users.
-       (find_basic_blocks): Don't call VARRAY_FREE on
-       basic_block_info.
-       * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
-       and newpos2.
-       (delete_unreachable_blocks): Return changed status.
-       (merge_seq_blocks): New.
-       * cfghooks.c: Include tree-flow.h
-       (tree_register_cfg_hooks, ir_type): New.
-       (redirect_edge_and_branch): Change return type to edge.
-       (predict_edge, predicted_by_p, can_duplicate_block_p,
-       duplicate_block, block_ends_with_call_p,
-       block_ends_with_condjump_p, flow_call_edges_add): New.
-       * cfghooks.h (redirect_edge_and_branch): Change return
-       type to edge.
-       (predict_edge, predicted_by_p, can_duplicate_block_p,
-       duplicate_block, block_ends_with_call_p,
-       block_ends_with_condjump_p, flow_call_edges_add): Declare.
-       (redirect_edge_and_branch): Change return type to edge.
-       (struct cfg_hooks): Add fields block_ends_with_call_p,
-       block_ends_with_condjump_p, flow_call_edges_add,
-       predict_edge, predicted_by_p, can_duplicate_block_p and
-       duplicate_block.
-       (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
-       * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
-       (fixup_reorder_chain): Use initialize_bb_rbi.
-       (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
-       (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
-       (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
-       (insn_locators_initialize): Use new info about blocks.
-       * cfglayout.h (typedef struct reorder_block_def): Moved to
-       basic_block.h.
-       (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
-       removed.
-       * cfgloop.c: Include tree.h and tree-flow.h.
-       * cfgloop.h (create_loop_notes): Declare.
-       * cfgloopmanip.c (create_loop_notes): New.
-       * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
-       (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
-       and duplicate_block fields.
-       (create_basic_block_structure): Don't look at
-       RTX_INTEGRATED_P.
-       (rtl_block_ends_with_call_p): New.
-       (rtl_block_ends_with_condjump_p): New.
-       (need_fake_edge_p): Moved from cfganal.c.
-       (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
-       (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
-       rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
-       (cfg_layout_rtl_cfg_hooks): Ditto.
-       * cgraph.c (cgraph_mark_reachable_node): Don't force nested
-       functions to be reachable.
-       * cgraphunit.c (decide_is_function_needed):
-       * cgraphunit.c (decide_is_function_needed): Nested functions of extern
-       inline functions don't need to be output.
-       (cgraph_assemble_pending_functions): Don't do anything
-       special for nested functions.
-       (cgraph_mark_functions_to_output): Likewise.
-       (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
-       (cgraph_analyze_function): Use estimate_num_insns.
-       (cgraph_mark_functions_to_output): Likewise.
-       (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
-       (cgraph_expand_function): Allow functions to not be
-       emitted.
-       (cgraph_remove_unreachable_nodes):
-       (cgraph_recursive_inlining_p): Simplify.
-       (lookup_recursive_calls,
-       cgraph_decide_recursive_inlining): New.
-       (cgraph_decide_inlining_*): Update calls of
-       cgraph_mark_inline.
-       * combine.c (get_pos_from_mask): Always set *plen.
-       * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
-       ftree-based-profiling, ftree-ccp, ftree-ch,
-       ftree-combine-temps, ftree-copyrename, ftree-dce,
-       ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
-       ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
-       ftree-lrs): Add.
-       * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
-       Undefine.
-       * configure.ac: Add --enable-tree-browser option.
-       Add --with-libbanshee option.
-       Add GMPLIBS and GMPINC.
-       * configure: Regenerate.
-       * coverage.c (tree_ctr_tables): New.
-       (coverage_counter_alloc): Use it.
-       (build_ctr_info_value): Ditto.
-       (coverage_counter_ref): Ditto.  Rename to rtl_coverage_counter_ref.
-       (tree_coverage_counter_ref): New.
-       * coverage.h (coverage_counter_ref): Remove declaration.
-       (rtl_coverage_counter_ref): Declare.
-       (tree_coverage_counter_ref): Declare.
-       * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
-       (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
-       * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
-       (struct cse_basic_block_data): Rename enum values to not
-       conflict with profile.h; update all uses.
-       * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
-       in comments.
-       * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
-       * diagnostic.h (debug_output_buffer, dump_generic_node,
-       print_generic_stmt, print_generic_stmt_indented,
-       print_generic_expr, print_generic_decl,
-       debug_generic_expr, debug_generic_stmt, debug_c_tree):
-       Declare.
-       * dominance.c: Cache immediate dominators.
-       * domwalk.c: New file.
-       * domwalk.h: New file.
-       * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
-       (gen_subprogram_die): Generate a DIE for a named
-       return value.
-       (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
-       (add_location_or_const_value_attribute): Likewise.
-       (add_bound_info): Likewise.
-       (gen_decl_die): Likewise.
-       * emit-rtl.c (maybe_set_first_label_num): New.
-       (copy_most_rtx): Don't copy the integrated flag.
-       Copy the new return_val flag.
-       * et-forest.c (MAX_NODES): Define.
-       (record_path_before_1): Abort if len is greater than
-       MAX_NODES.
-       * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
-       gen_eh_region_catch, gen_eh_region_allowed,
-       gen_eh_region_must_not_throw, get_eh_region_number,
-       get_eh_region_may_contain_throw, get_eh_region_tree_label,
-       set_eh_region_tree_label, expand_resx_expr): New.
-       (expand_eh_region_start, expand_start_catch): Use them.
-       (expand_end_catch): Tidy.
-       (note_eh_region_may_contain_throw): Take region argument.
-       (note_current_region_may_contain_throw): New.
-       (get_exception_filter): Export.
-       (collect_eh_region_array): Export.
-       (remove_unreachable_regions): Check ERT_TRY based on reachability
-       of catches, not reachability of continue_label.  Never remove
-       ERT_MUST_NOT_THROW regions.
-       (collect_rtl_labels_from_trees): New.
-       (convert_from_eh_region_ranges): Use it.
-       (connect_post_landing_pads): Handle dying cleanups.
-       (struct reachable_info): Add callback data.
-       (add_reachable_handler): Invoke the callback.
-       (foreach_reachable_handler): New.
-       (reachable_handlers): Use it.
-       (arh_to_landing_pad, arh_to_label): New.
-       (can_throw_internal_1): Split out from can_throw_internal.
-       (can_throw_external_1): Similarly.
-       * except.h: Update.
-       * explow.c (emit_stack_save): Remove savearea mode check.
-       (update_nonlocal_goto_save_area): New.
-       (allocate_dynamic_stack_space): Use it.
-       (probe_stack_range): Never emit loop notes.
-       * expmed.c (extract_fixed_bit_field): Always propagate the
-       target for the shift if it is a REG.
-       * expr.c: Include tree-iterator.h
-       (is_zeros_p): Remove.
-       (categorize_ctor_elements_1, categorize_ctor_elements): New.
-       (count_type_elements): New.
-       (mostly_zeros_p): Use them.
-       (expr_wfl_stack): Remove.
-       (convert_move): Do nothing if to and from are the same.
-       (emit_block_move_via_loop): Don't emit LOOP notes.
-       (emit_move_insn): Don't handle CONSTANT_P_RTX.
-       (emit_move_insn_1): Don't generate inline warnings.
-       (expand_vars, expand_var): Split from ...
-       (expand_expr_1): ... here.
-       (expand_expr_real, expand_expr_real_1):  Use new macros
-       EXPR_LOCATION and EXPR_HAS_LOCATION.
-       * expr.h (simplify_builtin_fputs,
-       simplify_builtin_strcpy, simplify_builtin_strncpy,
-       expand_var, fixup_tail_calls,
-       update_nonlocal_goto_save_area): Declare.
-       (lookup_static_chain, expand_inline_function,
-       mark_seen_cases): Remove.
-       (prepare_call_address): Change type of 2nd argument to
-       rtx.
-       * final.c (profile_function): Update static chain test.
-       (final): Don't look at RTX_INTEGRATED_P.
-       * flags.h (flag_mudflap, flag_mudflap_threads,
-       flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
-       flag_tree_dce, flag_tree_combine_temps,
-       flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
-       flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
-       flag_tree_points_to): Declare.
-       (enum pta_type): Declare.
-       * flow.c (lang_missing_noreturn_ok_p): Remove.
-       (check_function_return_warnings): Remove.
-       (update_life_info): Update comments.
-       (free_basic_block_vars): Don't call VARRAY_FREE for
-       basic_block_info.
-       (regno_uninitialized): Remove.
-       * fold-const.c (int_const_binop): Make extern.
-       (non_lvalue): Rely on build to set TREE_CONSTANT.
-       (operand_equal_p): Replace only_const argument with
-       flags.  Allow pure functions if OEP_PURE_SAME.
-       (fold): Use OEP_ONLY_CONST.
-       (invert_truthvalue) <NOP_EXPR> Break if argument is of
-       boolean type.
-       (fold_relational_hi_lo,
-       nondestructive_fold_binary_to_constant,
-       nondestructive_fold_unary_to_constant,
-       fold_read_from_constant_string): New.
-       * function.c (struct function): Remove calls_constant_p.
-       (current_function_calls_constant_p): Remove.
-       (inline_function_decl): Remove.
-       (put_var_into_stack): Don't use it.
-       (fix_lexical_addr): Likewise.
-       (inline_function_decl): Remove extern declaration.
-       (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
-       (trampolines_created): Move to varasm.c.
-       (free_after_compilation): Update for removed fields.
-       (allocate_struct_function): Likewise.
-       (delete_handlers, lookup_static_chain): Remove.
-       (fix_lexical_addr): Don't consider non-local variable refs.
-       (trampoline_address): Remove.
-       (round_trampoline_addr): Move to builtins.c.
-       (adjust_trampoline_addr): Remove.
-       (expand_function_start): Update for changes to static chain
-       and nonlocal goto handling.
-       (initial_trampoline): Move to varasm.c.
-       (expand_function_end): Don't build trampolines or kill
-       unreferenced nonlocal goto labels.
-       (free_after_compilation): Don't set it.
-       (expand_function_end): Likewise.
-       (setjmp_vars_warning): Rename from
-       uninitialized_vars_warning, remove uninitialized vars warning.
-       (uninitialized_vars_warning): Remove old comment
-       and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
-       and do not call the langhook.
-       (expand_function_start, expand_function_end): Don't do
-       function instrumentation here.
-       (clear_block_marks): Rename from reorder_blocks_0, export.
-       (blocks_nreverse): Export.
-       (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
-       of rtl.
-       (reset_block_changes, record_block_change, finalize_block_changes,
-       check_block_change, free_block_changes): New functions.
-       (assign_parms): Setting of current_function_stdarg
-       moved ...
-       (allocate_struct_function): ... here.
-       * function.h (struct function): Remove x_nonlocal_labels,
-       x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
-       x_context_display, x_trampoline_list, needs_context.
-       Add static_chain_decl, nonlocal_goto_save_area.
-       (struct function): Remove x_clobber_return_insn.
-       Add tail_call_emit field, last_label_uid,
-       unexpanded_var_list, dont_emit_block_notes,
-       ib_boundaries_block, function_end_locus and saved_tree/saved_args.
-       (clear_block_marks): Declare.
-       * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
-       (mfwrap_spec, mflib_spec): Declare.
-       (cpp_unique_options, cc1_options): Ditto.
-       (default_compilers): Add .F and .f90.
-       (static_specs): Add mfwrap and mflib.
-       * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
-       CONSTANT_RTX_P.
-       (reg_used_on_edge, reg_killed_on_edge, bypass_block):
-       Update to match insns field in struct edge_def.
-       * gdbinit.in (pgs, pge): Define.
-       * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
-       instead of the integrated flag.
-       * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
-       * gengtype-yacc.y (bitfieldlen): Add empty action.
-       (struct_fields): Accept unnamed bitfields.
-       (bitfieldlen): Split from ...
-       (bitfieldopt): ... here.
-       * gengtype.c (ifiles): Add tree-alias-type.h and
-       tree-flow.h.
-       * genrecog.c (validate_pattern): Do not handle
-       CONSTANT_P_RTX.
-       * gimple-low.c: New file.
-       * gimplify.c: New file.
-       * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
-       (restore_line_notes): Do not set RTX_INTEGRATED_P.
-       * ifcvt.c (dead_or_predicable): Initialize local variable
-       'earliest'.
-       * input.h (expr_wfl_stack): Remove.
-       * integrate.c (INTEGRATE_THRESHOLD): Remove.
-       (setup_initial_hard_reg_value_integration): Likewise.
-       (initialize_for_inline): Likewise.
-       (note_modified_parmregs): Likewise.
-       (integrate_parm_decls): Likewise.
-       (process_reg_param): Likewise.
-       (save_parm_insns): Likewise.
-       (copy_insn_list): Likewise.
-       (copy_insn_notes): Likewise.
-       (compare_blocks): Likewise.
-       (find_block): Likewise.
-       (inlining): Likewise.
-       (function_cannot_inline_p): Likewise.
-       (parmdecl_map): Likewise.
-       (in_nonparam_insns): Likewise.
-       (save_for_inline): Likewise.
-       (FIXED_BASE_PLUS): Likewise.
-       (expand_inline_function): Likewise.
-       (copy_rtx_and_substitute): Don't look at map->integrating,
-       map->inline_target, and inlining, since we are never copying
-       for integrating.
-       Don't abort on RTX_INTEGRATED_P.
-       (old_fun): Remove.
-       (output_inline_function): Remove.
-       * integrate.h (struct inline_map): Remove fields integrating,
-       block_map, leaf_reg_map, inline_target, and local_return_label.
-       * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
-       copy_loop_headers, never_reached_warning): Removed.
-       (any_uncondjump_p): Reject nonlocal goto.
-       * langhooks-def.h (lhd_types_compatible_p,
-       lhd_expand_decl, lhd_gimplify_expr): Declare.
-       (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
-       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
-       LANG_HOOKS_FUNCTION_LEAVE_NESTED,
-       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
-       LANG_HOOKS_GIMPLIFY_EXPR,
-       LANG_HOOKS_GIMPLE_BEFORE_INLINING,
-       LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
-       LANG_HOOKS_GIMPLIFY_EXPR,
-       LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
-       (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
-       LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
-       LANG_HOOKS_FUNCTION_LEAVE_NESTED,
-       LANG_HOOKS_RTL_EXPAND_INITIALIZER,
-       LANG_HOOKS_DECL_UNINIT,
-       LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
-       * langhooks.c: Include tree-simple.h.
-       (lhd_expand_decl): New.
-       (lhd_types_compatible_p): New.
-       (lhd_decl_uninit): Remove.
-       (lhd_gimplify_expr): New.
-       * langhooks.h (struct lang_hooks_for_rtl_expansion):
-       Remove.
-       (struct lang_hooks_for_functions): Add field
-       missing_noreturn_ok_p.
-       (struct lang_hooks): Add field expand_decl,
-       types_compatible_p, gimplify_expr and
-       gimple_before_inlining.
-       Remove fields decl_uninit and rtl_expand
-       * opts.c (decode_options): Set flag_tree_ccp,
-       flag_tree_dce, flag_tree_dom, flag_tree_dse,
-       flag_tree_pre, flag_tree_ter,
-       flag_tree_live_range_split, flag_tree_sra,
-       flag_tree_copyrename and flag_tree_ch at -O1 and higher.
-       (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
-       OPT_fmudflapth, OPT_fmudflapir,
-       OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
-       OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
-       OPT_ftree_dominator_opts, OPT_ftree_copyrename,
-       OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
-       OPT_ftree_points_to_ and OPT_ftree_pre.
-       * output.h (regno_uninitialized, find_basic_blocks,
-       cleanup_cfg, delete_unreachable_blocks,
-       check_function_return_warnings): Remove.
-       * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
-       PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
-       PARAM_MAX_INLINE_RECURSIVE_DEPTH,
-       PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
-       PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
-       * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
-       Define.
-       * passes.c (rest_of_decl_compilation):
-       (rest_of_handle_sibling_calls): Remove.
-       (rest_of_handle_inlining): Remove.
-       (rest_of_handle_gcse): Do not run
-       purge_builtin_constant_p.
-       (rest_of_compilation): Update.
-       Do not call copy_loop_headers.
-       Do rtl-based profiling only when
-       !flag_tree_based_profiling.  Register rtl-based profiling
-       hooks.
-       * predict.c:  Include tree-flow.h, ggc.h, tree-dump.h
-       (predicted_by_p): Rename to ...
-       (rtl_predicted_by_p): .. this one; make global
-       (tree_predicted_by_p): New.
-       (dump_prediction): Add FILE argument.
-       (predict_edge): Rename to ...
-       (rtl_predict_edge): .. this one.
-       (tree_predict_edge): New.
-       (combine_predictions_for_insn): Update calls of predict_edge.
-       (predict_loops): Break out from ...
-       (estimate_probability): ... here; update comments; move updating
-       of unknown probabilities from ...
-       (estimate_bb_frequencies): ... here.
-       (combine_predictions_for_bb): New.
-       (tree_predict_by_opcode): New.
-       (tree_estimate_probability): New.
-       * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
-       PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
-       * predict.h: Add include guard.
-       (predict_edge, predict_edge_def): Move prototypes to basic_block.h
-       * pretty-print.c (pp_write_text_to_stream): Make extern.
-       * pretty-print.h (pp_write_text_to_stream): Declare.
-       * print-rtl.c (print_rtx): Don't print the integrated flag.
-       Print the return_val flag.
-       * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
-       of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
-       Remove support for EXPR_WITH_FILE_LOCATION nodes.
-       (print_node): Print TREE_INVARIANT and TREE_VISITED.
-       * profile.c: Include cfghooks.h, tree-flow.h.
-       (profile_hooks): New.
-       (profile_dump_file): New.
-       (instrument_edges): Use hooks instead of RTL-specific code.
-       (instrument_values): Ditto.
-       (get_exec_counts): Ditto.
-       (compute_branch_probabilities): Ditto.
-       (compute_value_histograms): Ditto.
-       (branch_prob): Ditto.
-       (find_spanning_tree): Ditto.
-       (end_branch_prob): Ditto.
-       (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
-       (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
-       (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
-       (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
-       (tree_register_profile_hooks): New.
-       (rtl_register_profile_hooks): New.
-       * ra-rewrite.c (rewrite_program): Clear variable info.
-       * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
-       * regs.h: Add include guards.
-       * reload.c (decompose): Clear val using memset.
-       * rtl.def (CONSTANT_P_RTX): Remove.
-       * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
-       (copy_loop_headers): Remove.
-       (struct rtx_def): Replace the integrated flag with the
-       return_val flag.
-       (maybe_set_first_label_num): Declare.
-       (init_branch_prob): Move declaration to value-prof.h.
-       (end_branch_prob): Ditto.
-       (branch_prob): Ditto.
-       (never_reached_warning): Don't declare it.
-       * rtlanal.c (get_related_value): Initialize get_jump_table_offset
-       (hoist_insn_to_edge): Update to match field insns in
-       struct edge_def.
-       * sbitmap.c (sbitmap_realloc): New.
-       * sbitmap.h (sbitmap_realloc): Declare.
-       * sibcall.c: Remove file.
-       * simplify-rtx.c (simplify_rtx): Do not handle
-       CONSTANT_P_RTX.
-       * stmt.c (parse_output_constraint): Don't warn for read-write
-       memory operand.
-       (tail_recursion_args): Use types_compatible_p langhook.
-       (force_label_rtx): Don't look at inline_function_decl.
-       (label_rtx): Set LABEL_PRESERVE_P appropriately.
-       (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
-       (declare_nonlocal_label): Remove.
-       (expand_goto): Don't handle nonlocal gotos.
-       (expand_nl_handler_label): Remove.
-       (expand_nl_goto_receivers): Remove.
-       (expand_end_bindings): Don't expand_nl_goto_receivers.  Use
-       update_nonlocal_goto_save_area.
-       (expand_expr_stmt_value): Check TREE_NO_WARNING.
-       (warn_if_unused_value): Likewise.
-       (expand_start_loop, expand_loop_continue_here,
-       expand_end_loop): Don't create loop notes.
-       (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
-       mark_seen_cases, check_for_full_enumeration_handling): Remove.
-       (expand_end_case_type): Don't do warn_switch handling.
-       (pushcase, pushcase_range) Update add_case_node calls.
-       (add_case_node): Add dont_expand_label argument.
-       (same_case_target_p): Don't search rtl.
-       (expand_start_bindings_and_block, expand_end_bindings):
-       Don't emit block notes when dont_emit_block_notes.
-       (using_eh_for_cleanups_p): Export.
-       (expand_return): Allow any typed rhs.
-       (expand_stack_alloc): New.
-       (expand_stack_save, expand_stack_restore): New.
-       (containing_blocks_have_cleanups_or_stack_level): New
-       function.
-       (asm_op_is_mem_input): New fn.
-       (expand_asm_expr): New fn.
-       (warn_if_unused_value): Check operand 0 of SAVE_EXPR
-       nodes.
-       * stor-layout.c (layout_type): Just return if type is
-       error_mark_node.
-       (update_alignment_for_field): Export.
-       (variable_size): We don't care about global_bindings_p if
-       the frontend doesn't want a list of the expressions.
-       * system.h: Poison INTEGRATE_THRESHOLD.
-       * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
-       TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
-       TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
-       TV_TREE_SSA_OTHER, TV_TREE_OPS,
-       TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
-       TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
-       TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
-       TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
-       TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
-       TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
-       TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
-       TV_CONTROL_DEPENDENCES): Define.
-       * toplev.c: Include tree-alias-common.h
-       (current_file_decl, flag_mudflap, flag_mudflap_threads,
-       flag_mudflap_ignore_reads, flag_tree_based_profiling,
-       flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
-       flag_tree_dce, flag_tree_ch, flag_tree_sra,
-       flag_tree_combine_temps, flag_tree_ter,
-       flag_tree_live_range_split, flag_tree_dom,
-       flag_tree_copyrename, flag_tree_dse): Declare.
-       (f_options): Add tree-based-profiling, tree-gvn,
-       tree-pre, tree-ccp, tree-dce,
-       tree-dominator-opts, tree-copyrename, tree-dse,
-       tree-combine-temps, tree-ter, tree-lrs and tree-ch.
-       (wrapup_global_declarations): Don't output nested inlined functions.
-       (general_init): Call init_tree_optimization_passes.
-       (process_options): Sorry for -ftree-based-profiling plus
-       -ftest-coverage or -fprofile-values.
-       * toplev.h (init_tree_optimization_passes,
-       flag_tree_based_profiling): Declare.
-       * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
-       * tree-alias-ander.c: New file.
-       * tree-alias-ander.h: New file.
-       * tree-alias-common.c: New file.
-       * tree-alias-common.h: New file.
-       * tree-alias-type.c: New file.
-       * tree-alias-type.h: New file.
-       * tree-browser.c: New file.
-       * tree-browser.def: New file.
-       * tree-cfg.c: New file.
-       * tree-complex.c: New file.
-       * tree-dfa.c: New file.
-       * tree-dump.c (dump_enable_all): New.
-       (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
-       (dump_node): Remove const from field suffix and swtch.
-       (dump_files): Add null entry, .generic, .nested, .vcg,
-       .xml and a match-all entry.
-       (extra_dump_files, extra_dump_files_in_use,
-       extra_dump_files_alloced): Declare
-       (dump_option_value_info): Add raw, details, stats,
-       blocks, vops, lineno, uid and all.
-       (dump_register): New.
-       (get_dump_file_info): New.
-       (dump_begin): Call it.
-       Do nothing for TDI_none.
-       (dump_begin): Include phase number in dump filename.
-       (dump_enable_all): New.
-       (dump_switch_p_1): Split out from dump_switch_p.
-       (dump_switch_p): Handle extra_dump_files.
-       Start our scan at TDI_none + 1.
-       If -fdump-tree-all was given, call dump_enable_all.
-       * tree-dump.h: Include splay-tree.h.
-       (dump_function, dump_function_to_file, dump_register):
-       Declare.
-       * tree-eh.c: New file.
-       * tree-flow-inline.h: New file.
-       * tree-flow.h: New file.
-       * tree-inline.c: Re-write to handle inlining on GIMPLE.
-       * tree-inline.h (walk_tree,
-       walk_tree_without_duplicates): Move to tree.h.
-       (estimate_num_insns): Declare.
-       * tree-into-ssa.c: New file.
-       * tree-iterator.c: New file.
-       * tree-iterator.h: New file.
-       * tree-mudflap.c: New file.
-       * tree-mudflap.h: New file.
-       * tree-nested.c: New file.
-       * tree-nomudflap.c: New file.
-       * tree-nrv.c: New file.
-       * tree-optimize.c (dump_flags, vars_to_rename,
-       in_gimple_form, all_passes, pass_gimple,
-       pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
-       (execute_gimple, execute_rebuild_bind,
-       gate_all_optimizations, execute_del_cfg,
-       register_one_dump_file, register_dump_files, dup_pass_1,
-       init_tree_optimization_passes, execute_todo,
-       execute_one_pass, execute_pass_list): New.
-       (clear_decl_rtl): Remove.
-       (tree_rest_of_compilation): Update to use tree
-       optimizers.
-       * tree-outof-ssa.c: New file.
-       * tree-pass.h: New file.
-       * tree-phinodes.c: New file.
-       * tree-pretty-print.c: New file.
-       * tree-profile.c: New file.
-       * tree-simple.c: New file.
-       * tree-simple.h: New file.
-       * tree-sra.c: New file.
-       * tree-ssa-alias.c: New file.
-       * tree-ssa-ccp.c: New file.
-       * tree-ssa-copy.c: New file.
-       * tree-ssa-copyrename.c: New file.
-       * tree-ssa-dce.c: New file.
-       * tree-ssa-dom.c: New file.
-       * tree-ssa-dse.c: New file.
-       * tree-ssa-forwprop.c: New file.
-       * tree-ssa-live.c: New file.
-       * tree-ssa-live.h: New file.
-       * tree-ssa-loop.c: New file.
-       * tree-ssa-operands.c: New file.
-       * tree-ssa-operands.h: New file.
-       * tree-ssa-phiopt.c: New file.
-       * tree-ssa-pre.c: New file.
-       * tree-ssa.c: New file.
-       * tree-ssanames.c: New file.
-       * tree-tailcall.c: New file.
-       * tree.c: Include tree-iterator.h, basic-block.h and
-       tree-flow.h.
-       (tree_node_kind): Add phi_nodes and ssa names.
-       (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
-       EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
-       (make_node_stat): Handle PHI_NODE and SSA_NAME.
-       <'c'> Set TREE_INVARIANT.
-       (copy_node_stat): Abort if trying to copy a
-       STATEMENT_LIST.
-       Clear TREE_VISITED.
-       Clear annotation field.
-       (build_constructor): Copy TREE_INVARIANT from vals.
-       Don't clear TREE_CONSTANT.
-       (expr_first, expr_last, expr_length): Remove.
-       (staticp): Pass unknown component references to the language.
-       (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
-       (skip_simple_arithmetic): Likewise.
-       (stabilize_reference_1): Likewise.
-       (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
-       EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
-       STATEMENT_LIST.
-       (lhd_unsave_expr_now): Remove.
-       (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
-       (recompute_tree_invarant_for_addr_expr): New.
-       (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
-       Call recompute_tree_invarant_for_addr_expr.
-       Set TREE_INVARIANT accordingly.
-       (build2_stat): Don't handle CALL_EXPR.
-       (build3_stat): Don't call build2_stat for CALL_EXPRs.
-       (build_expr_wfl): Remove.
-       (annotate_with_file_line, annotate_with_locus): New.
-       (simple_cst_equal): Call simple_cst_list_equal to compare
-       CONSTRUCTOR_ELTS pointers.
-       (iterative_hash_expr): Don't hash types associated
-       with conversions.  Instead hash on the signedness of the
-       toplevel object and the operand of the conversion.
-       (dump_tree_statistics): Call ssanames_print_statistics
-       and phinodes_print_statistics.
-       (ephi_node_elt_check_failed, phi_node_elt_check_failed,
-       add_var_to_bind_expr, build_empty_stmt, is_essa_node,
-       needs_to_live_in_memory): New.
-       (initializer_zerop): Handle VECTOR_CST.  Don't check
-       AGGREGATE_TYPE_P for CONSTRUCTOR.
-       * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
-       SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
-       PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
-       (GOTO_SUBROUTINE_EXPR): Change type to 's'.
-       (CALL_EXPR): Add another operand.
-       (EXPR_WITH_FILE_LOCATION): Remove.
-       (SWITCH_EXPR): Add another operand.
-       * tree.h: Update various comments.
-       (union tree_ann_d): Forward declare.
-       (struct tree_common): Add fields nowarning_flag,
-       invariant_flag and visited.
-       (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
-       PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
-       EPHI_NODE_ELT_CHECK, TREE_BLOCK,
-       STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
-       TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
-       IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
-       EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
-       EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
-       CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
-       BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
-       ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
-       ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
-       COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
-       CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
-       EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
-       SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
-       SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
-       PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
-       PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
-       EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
-       EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
-       EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
-       EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
-       EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
-       EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
-       EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
-       EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
-       EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
-       EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
-       TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
-       DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
-       DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
-       STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
-       TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
-       TDF_UID,): Define.
-       (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
-       EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
-       EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
-       EXPR_WFL_SET_LINECOL): Remove.
-       (phi_node_elt_check_failed, ephi_node_elt_check_failed,
-       make_phi_node, init_phinodes, fini_phinodes,
-       release_phi_node, phinodes_print_statistics,
-       init_ssanames, fini_ssanames, make_ssa_name,
-       release_ssa_name, ssanames_print_statistics,
-       annotate_with_file_line, build_empty_stmt,
-       annotate_with_locus, expr_only, categorize_ctor_elements,
-       count_type_elements, add_var_to_bind_expr, is_essa_node,
-       expand_stack_alloc, expand_stack_save,
-       expand_stack_restore, add_case_node, operand_equal_p,
-       nondestructive_fold_unary_to_constant,
-       nondestructive_fold_binary_to_constant,
-       fold_read_from_constant_string, int_const_binop,
-       strip_float_extensions, simplify_builtin, c_strlen,
-       recompute_tree_invarant_for_addr_expr,
-       needs_to_live_in_memory, make_vector,
-       setjmp_vars_warning, update_alignment_for_field,
-       expand_asm_expr, asm_op_is_mem_input,
-       containing_blocks_have_cleanups_or_stack_level,
-       create_artificial_label, gimplify_function_tree,
-       get_name, unshare_expr, walk_tree,
-       walk_tree_without_duplicates, in_gimple_form): Declare.
-       (struct tree_exp): Add fields locus and block.
-       (struct tree_ssa_name, struct edge_def, struct
-       tree_phi_node, struct tree_eref_common, struct
-       tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
-       union alias_var_def, struct tree_statement_list_node,
-       struct tree_statement_list, enum operand_equal_flag): Declare.
-       (enum tree_node_structure_enum): Add TS_SSA_NAME,
-       TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
-       TS_STATEMENT_LIST.
-       (union tree_node): Add fields ssa_name, phi, eref, ephi,
-       euse and stmt_list.
-       (function_cannot_inline_p, uninitialized_vars_warning,
-       save_for_inline, output_inline_function, all_cases_count,
-       check_for_full_enumeration_handling,
-       declare_nonlocal_label): Remove.
-       (enum tree_dump_index): Add TDI_none, TDI_tu,
-       TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
-       * unroll.c (unroll_loop): Don't clear map->inline_target.
-       * unwind-sjlj.c (uw_install_context): Make a proper static inline
-       function.
-       * value-prof.c (value_prof_hooks): New.
-       (find_values_to_profile): Rename to rtl_find_values_to_profile.
-       Move rtl-specific bits in from branch_prob.
-       (value_profile_transformations): Rename to
-       rtl_value_profile_transformations.
-       (struct value_prof_hooks): New.
-       (rtl_value_prof_hooks): New.
-       (rtl_register_value_prof_hooks): New.
-       (tree_find_values_to_profile): New stub.
-       (tree_value_profile_transformations): New stub.
-       (tree_value_prof_hooks): New stub.
-       (tree_register_value_prof_hooks): New stub.
-       (find_values_to_profile): New.
-       (value_profile_transformations): New.
-       * value-prof.h: Add multiple inclusion guard.
-       (struct histogram_value): Change rtx fields to void *.
-       (rtl_register_value_prof_hooks): New declaration.
-       (tree_register_value_prof_hooks): New declaration.
-       (find_values_to_profile): New declaration.
-       (free_profiled_values): New declaration.
-       (value_profile_transformations): New declaration.
-       (struct profile_hooks): New declaration.
-       (init_branch_prob): Declaration moved from rtl.h.
-       (branch_prob): Declaration moved from rtl.h.
-       (end_branch_prob): Declaration mooved from rtl.h.
-       (tree_register_profile_hooks): New declaration.
-       (rtl_register_profile_hooks): New declaration.
-       (tree_profile_hooks): New declaration.
-       (rtl_profile_hooks): New declaration.
-       * varasm.c: Include tree-mudflap.h.
-       (TRAMPOLINE_ALIGNMENT): Remove.
-       (make_decl_rtl): Call mudflap_enqueue_decl.
-       (assemble_static_space):
-       (assemble_trampoline_template): Set and return
-       TRAMPOLINE_ALIGNMENT.
-       * varray.c (element): Add GENERIC_PTR_NOGC entry.
-       Add entry for 'tree *'.
-       Add entry for struct edge_def *.
-       (varray_copy): New.
-       * varray.h (enum varray_data_enum): Add
-       VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
-       VARRAY_DATA_TREE_PTR.
-       (union varray_data_tag): Corresponding changes.
-       (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
-       VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
-       VARRAY_EDGE, VARRAY_TREE_PTR,
-       VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
-       VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
-       VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
-
-       * config/*/*: Various updates for changed macros, tree
-       codes, etc.  Check ChangeLog.tree-ssa.
-
-       * doc/cfg.texi: New file.
-       * doc/tree-ssa.texi: New file.
-       * doc/c-tree.texi: Document new codes.
-       * doc/gccint.texi: Include new files.
-       * doc/install.texi: Document new features.
-       * doc/invoke.texi: Document new switches.
-       * doc/passes.texi: Document new passes.
-       * doc/rtl.texi: Update changed RTL codes.
-       * doc/sourcebuild.texi: Update build instructions.
-       * doc/standards.texi: Document Fortran changes.
-       * doc/tm.texi: Update.
-
-2004-05-12  Paolo Bonzini  <bonzini@gnu.org>
-
-       Replace several arrays with a struct of arrays.
-       * combine.c (struct reg_stat): New.
-       (init_reg_last_arrays): Renamed to...
-       (init_reg_last): ...this.  Callers adjusted.
-       (reg_stat): New.
-       (combine_instructions): Allocate it and use it.
-       (reg_last_death, reg_last_set, reg_last_set_value,
-       reg_last_set_label, reg_last_set_table_tick,
-       reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
-       reg_last_set_mode, reg_last_set_nonzero_bits,
-       reg_last_set_sign_bit_copies): Replace throughout
-       with items of reg_stat.
-
-2004-05-11  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR optimization/15100
-       * combine.c (distribute_notes): Don't create a dangling
-       REG_LIBCALL/REG_RETVAL note.
-
-2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
-
-       * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
-       negv2si2.
-
-2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * doc/md.texi (Standard Names): Fix typo in vec_init description.
-
-2004-05-11  Geoffrey Keating  <geoffk@apple.com>
-
-       * doc/gty.texi (GTY Options): Clarify example.
-
-2004-05-11  Fariborz Jahanian  <fjahanian@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
-       Add const qualifier to altivec vector type if one is needed.
-
-2004-05-11  Paul Brook  <paul@codesourcery.com>
-
-       * flags.h (flag_short_enums): Update comment.
-       * opts.c (decode_options): Set flag_short_enums to 2.
-       * toplev.c (flag_short_enums): Update comment.
-       (process_options): Call default_short_enums target hook.
-
-2004-05-11  Andrew Pinski  <pinskia@gcc.gnu.org>
-
-       PR target/14063
-       * config/rs6000/altivec.md (altivec_dssall):
-       Change to unspec_volatile.
-       (altivec_dss): Likewise.
-
-2004-05-10  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
-       vnor.
-       ("one_cmplv8hi2"): Same.
-       ("one_cmplv4si2"): Same.
-
-2004-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/15130
-       * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
-       * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
-       into account.  Compute the correct number of general registers
-       for the return value.  Generate a special push/pop sequence when
-       failing to get a temporary register for non SHmedia epilogue.
-       (sh_expand_epilogue): Add an argument to show whether it's for
-       sibcall or not.  Set the 3rd argument of output_stack_adjust to
-       -1 if needed.
-       (sh_need_epilogue): Call sh_expand_epilogue with 0.
-       * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
-       with 1.
-       (epilogue): Call sh_expand_epilogue with 0.
-
-2004-05-10  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
-       goto a cleanup label.  After the cleanup, free the allocated memory.
-
-2004-05-10  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vec_sld): Add overloads for
-       argument/return types of 'vector bool int', 'vector bool short'
-       and 'vector bool char'.
-
-2004-05-10  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (store_parm_decls_newstyle): Correct test for a
-       nested function.
-
-2004-05-10  Richard Sandiford  <rsandifo@redhat.com>
-
-       * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
-       treating missing ones as "".
-       * config/mips/mips.md: Remove constraints from match_operands and
-       match_scratches if they appear in define_expands (except reload*),
-       define_peephole2s, define_splits or attribute specifications.
-       * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
-       constraint strings.
-
-2004-05-10  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (function_arg_boundary): Always align
-       AltiVec vectors.
-       (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
-       vectors by refererence.  Align the same for TARGET_64BIT to a 16
-       byte boundary.  Remove useless code.  Add function comment.
-       (function_arg): Similarly.  Move gpr rs6000_mixed_function_arg
-       call to where it belongs.
-       (function_arg_partial_nregs): Return true for all TARGET_32BIT
-       -mabi=no-altivec AltiVec vectors.  Fix debug output.
-       (rs6000_va_arg): Adjust for AltiVec change.
-
-2004-05-10  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
-       * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
-       (TARGET_DOUBLEWORD_ALIGN): Use it.
-       (WCHAR_TYPE): Define.
-       (WCHAR_SIZE_TYPE): Define.
-       (SIZE_TYPE): Define.
-
-2004-05-10  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
-       when size is 8 bytes.
-       (function_arg_advance): Account for stack space used by AltiVec
-       args when -mabi=altivec.  Simplify alignment calculations.  For
-       ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
-       (function_arg): Similarly.
-       (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
-       not AltiVec ABI.
-       (rs6000_va_arg): Correct fp arg test.  Adjust for AltiVec change.
-       Correct alignment, and align before testing reg count.  Remove
-       TREE_THIS_VOLATILE from reg.  Don't emit unused labels.
-       (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
-       TARGET_FPRS here..
-       (rs6000_function_value): .. not here before call.
-
-2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
-
-2004-05-09  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 15007
-       * c-decl.c (current_file_decl): Rename to all_translation_units,
-       adjust comment.
-       (pop_scope): If popping file_scope, construct a
-       TRANSLATION_UNIT_DECL and make it the context of all the
-       symbols in the scope.
-       (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
-       (pushdecl): Clarify comment.  Do not set DECL_CONTEXT of
-       anything to current_file_decl.
-       (pushdecl_top_level): Likewise.
-       (store_parm_decls_newstyle): Adjust check for nested function.
-       (c_write_global_declarations): Update for renamed variable.
-
-2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000-protos.h
-       (rs6000_conditional_register_usage): Protoize.
-
-       * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
-
-       * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
-       function.
-
-2004-05-08  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
-       where op is a comparison operator and C1 and C2 are integer constants
-       into a range check.
-       (fold): Call fold_div_compare.
-
-2004-05-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
-       problems with earlier versions of the GNU compiler.
-
-2004-05-07  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
-       Declare.
-
-       * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
-       (rs6000_hard_regno_mode_ok): New.
-       (rs6000_init_hard_regno_mode_ok): New.
-       (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
-
-       * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
-       result.
-
-2004-05-07  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vector, pixel, bool): Do not
-       define as macros #ifdef __APPLE_ALTIVEC__.
-
-2004-05-07  Fariborz Jahanian  <fjahanian@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
-       Generate appropriate parallels for vector arguments
-       passed to vararg functions. (function_arg): make the call
-       to rs6000_mixed_function_arg for vector args as needed.
-
-2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
-       EABI_FLOAT_VARARGS_P.
-
-2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
-       * config/mips/mips.c (override_options): Disable branch likely
-       instructions if TUNE_MIPS5500.
-
-2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (override_options): Allow the hi and lo registers
-       to store any integral mode, not just MODE_INTs.
-
-2004-05-07  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
-       * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
-       (TARGET_DOUBLEWORD_ALIGN): Use it.
-       (WCHAR_TYPE): Define.
-       (WCHAR_SIZE_TYPE): Define.
-       (SIZE_TYPE): Define.
-
-2004-05-07  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
-       testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
-
-2004-05-07  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * loop-doloop.c (doloop_valid_p): Make sure that body
-       gets freed.
-
-2004-05-07  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
-       declaration.
-       * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
-       (sparc_skip_caller_unimp): New global variable.
-       (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
-       Use it instead of SKIP_CALLERS_UNIMP_P.
-       * config/sparc/sparc.md (call expander): Add sanity check.
-       (call_address_struct_value_sp32): Re-sync with expander.
-       (call_symbolic_struct_value_sp32): Likewise.
-       (return peepholes): Use 'sparc_skip_caller_unimp' instead
-       of custom predicate.
-
-2004-05-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR c++/14962
-       * c-pragma.c (handle_pragma_redefine_extname): Only change
-       the assembler name of FUNCTION_DECLs and VAR_DECLs.
-
-2004-05-07  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_log1p.
-       (log1p_optab): Define corresponding macro.
-       * optabs.c (init_optabs): Initialize log1p_optab.
-       * genopinit.c (optabs): Implement log1p_optab using log1p?f2
-       patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
-       using log1p_optab.
-       (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
-       expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
-
-       * config/i386/i386.c (ix86_emit_i387_log1p): New function.
-       * config/i386/i386-protos.h (ix86_emit_i387_log1p):
-       Prototype here.
-       * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
-       x87's fyl2xp1 instruction.
-       (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
-       (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
-       (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
-       log1p  and log1pl built-ins as inline x87 intrinsics.
-
-2004-05-07  Loren James Rittle  <ljrittle@acm.org>
-
-       * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
-       * config/arm/freebsd.h: Likewise.
-       * config/ia64/freebsd.h: Likewise.
-       * config/sparc/freebsd.h: Likewise.
-
-2004-05-07  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR optimization/15296
-       * reorg.c (fill_simple_delay_slots): Use next_real_insn when
-       getting last consecutive label at a branch.
-       (relax_delay_slots): Similar, near top of loop.
-
-2004-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR target/15202
-       * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
-       register to general register.
-
-2004-05-07  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
-       TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
-       * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
-       (STACK_BOUNDARY): Delete.
-
-2004-05-06  Stuart Hastings  <stuart@apple.com>
-
-       * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
-       mistakenly clobbered by 1.423.
-
-2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Document -mvr4130-align.
-       * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
-       (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
-       (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
-       (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
-       * config/mips/mips.md: Include sched-int.h.
-       (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
-       (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
-       (override_options): Enable -mvr4130-align at -O3 and above.
-       (mips_sim_insn): New variable.
-       (mips_sim): New structure.
-       (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
-       (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
-       (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
-       (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
-       (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
-       (mips_reorg): Call vr4130_align_insns.
-       (vr4130_last_insn): New variable.
-       (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
-       (vr4130_swap_insns_p, vr4130_reorder): New functions.
-       (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
-       (mips_issue_rate): Return 2 for PROCESSOR_R4130.
-       (mips_use_dfa_pipeline_interface): Return true for the same.
-       * config/mips/4130.md: New file.
-       * config/mips/mips.md: Include it.  Add a peephole2 to convert
-       "mult;mflo" into "mtlo;macc".
-       (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
-       target of maccs.
-       (*msac_using_macc): New pattern.
-
-2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/5500.md (ir_vr55_store): Set latency to 0.
-       (ir_vr55_hilo): Split into...
-       (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
-       (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
-       (ir_vr55_imul_di): Change latency to 9.  Reserve vr55_mac for 4 cycles.
-       Add various multiplication bypasses.
-       * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
-       multiplication.
-
-2004-05-06  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (*fscalexf4): Correct insn "mode"
-       attribute to "XF".
-
-2004-05-05  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
-       (fmod_optab, drem_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
-       * genopinit.c (optabs): Implement fmod_optab and drem_optab
-       using fmod?f3 and drem?f3 patterns.
-       * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
-       using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
-       (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
-       BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
-       flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
-       UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
-
-       * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
-       * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
-       Prototype here.
-       * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
-       UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
-       fprem and fprem1 instructions.
-       (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
-       Rename insn definition to x86_fnstsw_1.
-       (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
-       x87 instructions.
-       (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
-       and fmodl built-ins as inline x87 intrinsics.
-       (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
-       and dreml built-ins as inline x87 intrinsics.
-
-2004-05-05  Roger Sayle  <roger@eyesopen.com>
-
-       * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
-
-2004-05-05  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR driver/9822
-       * doc/invoke.texi (Spec Files): Remove documentation of %c.
-
-2004-05-05  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
-       representation.
-
-2004-05-06  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
-       (arm_coproc_mem_operand): ... To this.
-       * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
-       (arm_legitimate_index_p): Ditto.
-       (vfp_mem_operand): Rename ...
-       (arm_coproc_mem_operand): ... To this.  Handle writeback modes.
-       (vfp_secondary_reload_class): Use it.
-       (output_move_double): Use doubleword load/store instructions.
-       (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
-       * config/arm/arm.h (TARGET_LDRD): Define.
-       (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
-       * config/gcc/arm/arm.md (arm_movdi): Allow all valid memory operands.
-       New splitter for invalid doubleword loads.
-       * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
-       * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
-       * doc/md.texi: Document Uy constraint.
-
-2004-05-05  Jan Hubicka  <jh@suse.cz>
-
-       PR opt/14980
-       * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
-       inline clones.
-
-2004-05-05  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/15290
-       * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
-       instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
-
-2004-05-05  Mike Stump  <mrs@apple.com>
-
-       * config/darwin-c.c (add_framework): Copy the directory name as it
-       can be freed later.  Also, ensure we always allocate enough room
-       for the cached framework information.
-       (find_subframework_header): Keep track of the directory where the
-       subframework header was found.
-       (framework_construct_pathname): Speed up by not trying to re-add a
-       framework.
-       * cppfiles.c (search_path_exhausted): Arrange for the missing
-       header callback to be able to set the directory where the header
-       was found.
-       (cpp_get_dir): Add.
-       * cpplib.h (missing_header_cb): Add a parameter.
-       (cpp_get_dir): Add.
-
-2004-05-03  Mike Stump  <mrs@apple.com>
-
-       * doc/invoke.texi (Directory Options): Document -iquote.
-       * doc/cpp.texi: Likewise.
-       * doc/cppopts.texi: Likewise.
-       * c-opts.c (c_common_missing_argument): Add -iquote processing.
-       (c_common_handle_option): Likewise.
-       * c.opt (iquote): Add.
-       * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
-       * c-incpath.c (merge_include_chains): Update comment to use -iquote.
-
-       * c-opts.c (case OPT_I): Deprecate -I- support.
-       * doc/invoke.texi: Likewise.
-       * doc/cpp.texi: Likewise.
-       * doc/cppopts.texi: Likewise.
-
-2004-05-05  Steven Bosscher  <stevenb@suse.de>
-
-       * basic-block.h (free_basic_block_vars): Update prototype.
-       * flow.c (free_basic_block_vars): Remove the keep_head_end_p
-       argument.
-       (life_analysis): Update call.
-       * ifcvt.c (if_convert): Likewise.
-       * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
-       * passes.c (rest_of_handle_final): Likewise.
-       (rest_of_compilation): Likewise.
-       * config/sh/sh.c (sh_output_mi_thunk): Likewise.
-
-       * emit-rtl.c (next_real_insn): Use INSN_P.
-       (prev_real_insn): Likewise.
-
-2004-05-05  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
-       representation.
-
-2004-05-05  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config/rs6000/rs6000.c (build_opaque_vector_type):
-       New function.
-       (rs6000_init_builtins): Use it.
-
-2004-05-04  Bernard Giroud  <bgiroud2@free.fr>
-
-       * gcc/gcc/vmsdbgout.c (vms_func_node, vms_func_ref): New.
-       (func_table): Change type from char ** to vms_func_ref.
-       (write_rtnbeg):  Update to reflect func_table change.  Use
-       fde->funcdef_number instead of rtnnum in output.
-       (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
-
-2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
-           Richard Henderson  <rth@redhat.com>
-
-       PR target/14899
-
-       * c-common.c (vector_types_convertible_p): New function.
-       * c-typeck.c (comptypes): Recurse on vector types.
-       (convert_for_assignment): Use vector_types_convertible_p.
-       (digest_init): Use vector_types_convertible_p to check
-       validness of constant vector initializers; otherwise treat
-       them as scalars.
-       * tree.c (make_or_reuse_type): New.
-       (build_common_tree_nodes): Use it.
-       * cp/call.c (standard_conversion): Likewise.
-       * cp/typeck.c (comptypes): Recurse on vector types.
-       (convert_for_assignment): Use vector_types_convertible_p.
-
-2004-05-04  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.c (override_options): Default to no
-       generation of branch-likely operations when tuning for
-       CPUs where they tend to have a negative performance impact
-       (e.g., SB-1).
-
-2004-05-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * expr.c (store_constructor_field): Don't call store_constructor
-       if bitsize is not a multiple of a byte.
-
-2004-05-04  Richard Sandiford  <rsandifo@redhat.com>
-
-       * reload1.c (inherit_piecemeal_p): New function.
-       (emit_reload_insns): When reloading a group of hard registers, use
-       inherit_piecemeal_p to decide whether the values of individual hard
-       registers can be inherited.
-
-2004-05-04  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
-       * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
-       * config/t-linux (LIB2ADDEHDEP): Likewise.
-
-2004-05-04  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/crti.asm: Push an even number of registers.
-       * config/arm/crtn.asm: And restore them.  Load via sp.
-
-2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
-
-       * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
-       Collect overhead information.
-       (ggc_alloc_stat): New name of ggc_alloc.  Add MEM_STAT_DECL
-       parameter and pass it through.
-       (ggc_alloc_typed_stat): New name of ggc_alloc_typed.  Add
-       MEM_STAT_DECL parameter and pass it through.
-       (ggc_alloc_zone_stat): New name of ggc_alloc_zone.  Add
-       MEM_STAT_DECL parameter and pass it through.
-
-2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
-
-       * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
-
-       * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
-       rs6000_hard_regno_nregs.
-
-2004-05-03  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
-       prologue insn instead of setting up call.
-       (s390_emit_epilogue): Ditto.
-       * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
-       (define_constants): Add numbers for above patterns.
-
-2004-05-03  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
-       * config/s390/s390.c (s390_conditional_register_usage): ...here.
-       * config/s390/s390-protos.h: Prototype.
-
-2004-05-03  Joe Buck <jbuck@welsh-buck.org>
-
-       * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
-       assignment.
-
-2004-05-03  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.md: Fix branch length attribute definition.
-
-2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config.gcc: Remove --enable-altivec support.
-
-       * config/rs6000/altivec-defs.h: Remove.
-
-2004-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
-       * fixinc/fixincl.x: Regenerate.
-
-2004-05-03  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
-       definition.
-       (log?f2, log10?f2, log2?f2): Reimplement expanders with
-       float_truncate insn.
-       (*fxtractsf3, *fxtractdf3): Remove insn definition.
-       (logb?f2): Reimplement expanders with float_truncate insn.
-
-2004-05-03  Graham Stott  <graham.stott@btinternet.com>
-
-       PR 14718
-       * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
-       force_type_die for CONST_DECL.
-
-2004-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
-           Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
-       tm-dwarf2.h to tm_file.
-       (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
-       * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
-       (ASM_DEBUG_SPEC): Delete.
-
-2004-05-03  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_expm1.
-       (expm1_optab): Define corresponding macro.
-       * optabs.c (init_optabs): Initialize expm1_optab.
-       * genopinit.c (optabs): Implement expm1_optab using expm1?f2
-       patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
-       using expm1_optab.
-       (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
-       expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
-       to implement expm1, expm1f and expm1l built-ins as inline x87
-       intrinsics.
-
-2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
-
-       2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv.md (*return_true, *return_false): New patterns.
-
-2004-05-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * rtl.h (PHI_NODE_P): Remove.
-
-2004-05-02  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       PR middle-end/14988
-       * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
-       when passed -2 as 'align'.
-       (put_var_into_stack): Use 'bool' as the type for the three local
-       predicates.  Adjust calls to put_reg_into_stack.
-       When passed a CONCAT, instruct put_reg_into_stack to use
-       a consecutive stack slot for the second part.
-       (put_reg_into_stack): Remove 'promoted_mode' parameter, add
-       'consecutive_p' parameter.  Turn the three predicates into 'bool'
-       parameters.  Retrieve the register mode from 'reg'.
-       When consecutive_p is true, instruct assign_stack_local_1 to use
-       BITS_PER_UNIT alignment.
-       (put_addressof_into_stack): Use 'bool' as the type for the two
-       local predicates. Adjust call to put_reg_into_stack.
-
-2004-05-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * fold-const.c (fold_convert_const, fold): Add missing
-       FIX_ROUND_EXPR case.
-
-2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
-
-       * configure.ac (FLEX, BISON): Only use tools from the build tree
-       if build equals host.
-       * configure: Rebuilt.
-
-       * config/frv/frv-protos.h (frv_expand_epilogue,
-       frv_expand_fdpic_call): Add bool argument.
-       * config/frv/frv.c (frv_function_ok_for_sibcall): New.
-       (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
-       (frv_expand_epilogue): Use new argument to decide whether to emit
-       return instruction or copy the return address to LR.
-       (frv_expand_fdpic_call): Inline PLT entry when emitting direct
-       sibcalls.
-       (sibcall_operand): New.
-       * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
-       PLUS nor LABEL_REF.  Add sibcall_operand.
-       * config/frv/frv.md (call, call_value): Pass false to
-       frv_expand_fdpic_call.
-       (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
-       (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
-       sibcall_value_internal, sibcall_value_fdpicdi): New.
-       (return_unsigned_true, return_unsigned_false): New.
-       (epilogue): Adjust call to frv_expand_epilogue.
-       (sibcall_epilogue): New.
-
-       * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
-       (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
-       before redefining them.
-
-2004-05-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_fixed_mathfn): New function.
-       (fold_builtin_lround, fold_builtin): Use it.
-
-2004-05-01  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
-       also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
-
-2004-05-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/cris/cris.h: Revert my "fix comment typos" patch.
-
-2004-05-01  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
-
-2004-05-01  Falk Hueffner  <falk@debian.org>
-
-       * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
-       builtin_insll): Disallow 0 as first input operand.
-
-2004-05-01  Falk Hueffner  <falk@debian.org>
-
-       * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
-
-2004-05-01  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR middle-end/15054
-       * expr.c (expand_expr_real): Do not call preserve_temp_slots
-       on a TARGET_EXPR temp.
-       * function.c (assign_stack_temp_for_type): Set 'keep' flag for
-       TARGET_EXPR temp slots.
-
-2004-05-01  Paolo Bonzini  <bonzini@gnu.org>
-
-       * simplify-rtx.c (simplify_ternary_operation): When
-       converting an IF_THEN_ELSE to a relational op, return
-       correct mode.
-
-2004-04-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_round): Fix comment typo.
-       (fold_builtin_lround): New function.
-       (fold_builtin): Use it.
-
-2004-04-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/11608
-       * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
-       more like the one in config/dbxelf.h.
-
-2004-04-30  Zack Weinberg  <zack@codesourcery.com>
-
-       * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
-       and adjust definition accordingly.
-       (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
-       (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
-       * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
-       VECTOR_TYPE.
-
-2004-04-30  Jason Merrill  <jason@redhat.com>
-
-       PR c++/14587
-       * config/i386/winnt.c (associated_type): Look for attributes on
-       the TYPE_MAIN_VARIANT of *this.
-       * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
-       apply the attributes to the variants.
-
-2004-04-30  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Simplify arm --with-{cpu,tune} test.
-       * config/arm/arm-cores.def: Document whitespace restrictions.
-
-2004-04-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       PR other/1963
-       * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
-
-2004-04-30  Brian Ford  <ford@vss.fsi.com>
-           DJ Delorie  <dj@redhat.com>
-
-       * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
-       (DWARF2_DEBUGGING_INFO): Define to enable.
-       (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
-       DWARF2.
-       * configure.ac (Target-specific assembler checks)
-       <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
-       relocs.
-       * configure: Regenerate.
-       * config.in: Likewise.
-
-       * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
-       (ASM_OUPUT_DWARF_OFFSET): Define.
-
-2004-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
-       (s390_emit_call): New function prototype added.
-       (s390_tls_get_offset): Function removed.
-       * config/s390/s390.c (s390_function_ok_for_sibcall,
-       s390_call_saved_register_used_p): New functions.
-       (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
-       (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
-       (s390_emit_tls_call_insn): New function.
-       (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
-       emit_call_insn.
-       (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
-       (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
-       added.
-       * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
-       register number used to hold the target address for sibcalls.
-       * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
-       New expanders.
-       ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
-       "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
-       ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
-       Expanders removed.
-       ("call", "call_value"): Call s390_emit_call to emit the call patterns.
-       ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
-       "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
-       ("epilogue"): Changed the call to s390_emit_epilogue to use the
-       new parameter.
-
-2004-04-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
-       cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
-       reg-stack.c, varasm.c, config/alpha/ev4.md,
-       config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
-       config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
-       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
-       config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
-       config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
-       config/ia64/itanium2.md, config/ip2k/ip2k.c,
-       config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
-       config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
-       comment typos.
-
-2004-04-30  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Default ep9312 to hard-float.
-       * config/arm/arm-cores.def: Add ARCH field.
-       * config/arm/arm.c (FL_FOR_ARCH*): Define.
-       (arm_arch_cirrus): New variable.
-       (all_cores): Set and use arch.
-       (all_architectures): Ditto.
-       (arm_arch_name): New variable.
-       (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
-       Set and use arm_arch_cirrus.
-       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
-       (enum processor_type): Update ARM_CORE define.
-       (enum target_cpus): Add.  Replaces TARGET_CPU_* defines.
-       (CPP_SPEC): Remove %(cpp_cpu_arch).
-       (CPP_ARCH_DEFAULT_SPEC): Remove.
-       (CPP_CPU_ARCH_SPEC): Remove.
-       (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
-       (FPUTYPE_DEFAULT): Don't define here.
-
-2004-04-30  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
-       updates too.
-
-2004-04-30  Paul Brook  <paul@codesourcery.com>
-
-       * arm.c (arm_needs_doubleword_align): Use mode alignment.
-
-2004-04-30  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
-       vec_sububs.
-       [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
-       duplicates.
-
-2004-04-30  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
-       atan2?f3 expanders.
-
-2004-04-29  Nick Clifton  <nickc@redhat.com>
-
-       Bug 14093
-       * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
-       * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
-       Delete static from definition.
-       * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
-
-2004-04-30  Uros Bizjak  <uros@kss-loka.si>
-
-       * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
-       UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
-       <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
-       <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
-
-2004-04-29  Richard Guenther  <richard.guenther@uni-tuebingen.de>
-
-       * commom.opt (Wfatal-errors): Add it.
-       * diagnostic.c (flag_fatal_errors): Define it.
-       (diagnostic_action_after_output): Check for flag_fatal_errors.
-       * flags.h (flag_fatal_errors): Declare it.
-       * opts.c (common_handle_option): Add OPT_Wfatal_errors.
-       * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
-
-2004-04-30  Josef Zlomek  <zlomekj@suse.cz>
-
-       * gcse.c (remove_reachable_equiv_notes): Delete notes also in
-       blocks which have kill flag set.
-
-2004-04-29  Ben Elliston  <bje@au.ibm.com>
-
-       * configure.ac (--with-as): Abort if user-supplied assembler
-       cannot be executed.
-       (--with-ld): Likewise for the linker.
-       * configure: Regenerate.
-
-2004-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * convert.c (convert_to_integer): Ensure `long_integer_type_node'
-       isn't NULL before using it.
-
-2004-04-29  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/15189
-       * config/mips/mips.md (load_df_low): Use default length.
-       (load_df_high, store_df_high): Likewise.
-
-2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mips/mips.md, config/mips/sb1.md,
-       config/rs6000/rs6000.c: Fix comment typos.
-
-2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
-       Fix comment typos.
-
-2004-04-29  Douglas B Rupp  <rupp@gnat.com>
-
-       * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
-       (delete_if_ordinary): Use above macro.
-       * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
-       Update copyright.
-       * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
-
-2004-04-29  Richard Earnshaw  <rearnsha@arm.com>
-
-       * c-decl.c (get_parm_info): Use the correct tag keywords when
-       warning about type declarations in prototypes.
-
-2004-04-29  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Pull list of cores from arm-cores.def.
-
-2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (combine_simplify_rtx): Adjust call to use
-       simplify_relational_operation.  Do not use SELECT_CC_MODE
-       when a comparison already has a MODE_CC mode.
-
-2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
-
-       (simplify_set): simplify_relational_operation may now
-       return another relational expression.
-       * cse.c (fold_rtx): simplify_relational_operation now
-       takes of computing the comparison mode.
-       * dojump.c (compare_from_rtx): Use simplify_relational_operation,
-       remove dead code.
-       (do_compare_rtx_and_jump): Likewise.
-       * integrate.c (subst_constants): simplify_relational_operation
-       may now return another relational expression.
-       * simplify-rtx.c (simplify_gen_relational): Move most code to
-       the new simplify_relational_operation and
-       simplify_relational_operation_1 functions.
-       (simplify_relational_operation): Rewritten.
-       (simplify_relational_operation_1): New function.
-       (simplify_ternary_operation): simplify_relational_operation
-       may now return another relational expression.
-       (simplify_rtx): Remove unnecessary temp variable.
-
-2004-04-29  Uros Bizjak  <uros@kss-loka.si>
-
-       * reg-stack.c (swap_to_top): New function.
-       (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
-       swap_to_top().
-       (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
-       (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
-       UNSPEC_FSCALE_EXP.
-
-       * config/i386/i386.md (UNSPEC_FSCALE): Remove.
-       (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
-       (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
-       x87's fscale insn.
-       (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
-       (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
-       patterns.
-
-2004-04-28  Serge Belyshev  <1319@bot.ru>
-
-       PR 14944
-       * coverage.c (read_counts_file): Fix usage of warning () call.
-       * pretty-print.c (pp_base_format_text): Fix typo in the comment.
-
-2004-04-28  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
-       options with "-" in the option index.
-       (SPARC Options): Likewise.
-       (M32R/D Options): Likewise.
-
-2004-04-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * convert.c (convert_to_integer): Convert (long)round -> lround,
-       etc.
-
-2004-04-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
-       Return false if we do not have fp register.
-       (addrs_ok_for_quad_peep): Rename to ...
-       (mems_ok_for_quad_peep): this.
-       Add check for volatile memory.
-       * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
-       Rename to ...
-       (mems_ok_for_quad_peep): this.
-       * config/rs6000/rs6000.md: Change peephole's for lfq/stq
-       to peephole2's.
-       (lfq_power2): New instruction.
-       (stfq_power2): Likewise.
-
-2004-04-28  Jan Hubicka  <jh@suse.cz>
-
-       PR c/15004
-       * function.c (do_warn_unused_parameter): Break out form ...
-       (expand_function_end): ... here; warn only when not using cgraphunit.
-       * function.h (do_warn_unused_parameter): Declare.
-       * cgraphunit.c: Include function.h.
-       (cgraph_finalize_function): Do unused parameter warning.
-       * Makefile.in (cgraphunit.o): Depend on function.h
-
-2004-04-28  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
-       calling install-info on $(DESTDIR)$(infodir)/dir already being
-       present.
-
-2004-04-28  Paul Brook  <paul@codesourcery.com>
-
-       * dwarf2out.c (mem_loc_descriptor): Handle shifts.
-
-2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * gcse.c (find_moveable_store): Do not accept store insns with
-       REG_EH_REGION note.
-
-2004-04-28  Paul Brook  <paul@codesourcery.com>
-
-       * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
-       * function.c (assign_temp): Ditto.
-       * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
-
-2004-04-28  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
-
-2004-04-28  Josef Zlomek  <zlomekj@suse.cz>
-
-       * var-tracking.c (variable_different_p): Add a parameter
-       compare_current_location, compare current location of variable parts
-       if it is true.
-       (dataflow_set_different_1): Pass compare_current_location == false.
-       (dataflow_set_different_2): Pass compare_current_location == false.
-       (emit_notes_for_differences_1): Pass compare_current_location == true.
-
-2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("casesi"): Mark jump table access as
-       non-trapping and unchanging.
-
-2004-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR debug/14829
-       * dwarf2out.c (reg_number): Rename to dbx_reg_number.  Adjust all
-       callers.
-       (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
-       number for indexing hard_regno_nregs array.
-
-2004-04-27  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
-       * config/darwin-crt2.c: Only have contents on __ppc__.
-
-2004-04-27  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (call_insn_operand): Check
-       SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
-       * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
-       * config/xtensa/xtensa.md (call, call_value): Likewise.
-
-2004-04-27  Wu Yongwei  <adah@sh163.net>
-
-       * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
-       (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
-       (__gthread_mutex_init_function): Replace CreateMutex with
-       initialization of custom mutex using CreateSemaphore.
-       (__gthread_mutex_lock): Use InterlockedIncrement.
-       (__gthread_mutex_trylock): Use InterlockedCompareExchange.
-       (__gthread_mutex_unlock): Use InterlockedDecrement and
-       ReleaseSemaphore to unlock
-       * config/i386/gthr-win32.c (__gthread_mutex_init_function,
-       __gthread_mutex_lock, __gthread_mutex_trylock,
-       __gthread_mutex_unlock): Adjust to match inline versions in
-       gthr-win32.h.
-
-2004-04-27  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_promote_prototypes): New function.
-       (TARGET_PROMOTE_PROTOTYPES): Use it.
-
-2004-04-27  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
-
-2004-04-26  Bernard Giroud  <bgiroud@free.fr>
-
-       * config/alpha.c (alpha_end_function): For OpenVMS gas,
-       correctly output .pdesc directive before .end.
-
-2004-04-26  James E Wilson  <wilson@specifixinc.com>
-
-       Bug 14927
-       * config/ia64/ia64.md (movxf): New local op0.  Handle case where
-       operands[0] is a SUBREG.  Handle case where operands[1] is a GR reg.
-
-2004-04-26  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
-       * config/pa/pa-hpux10.h: Likewise.
-       * config/pa/pa-hpux11.h: Likewise.
-
-2004-04-26  Geoffrey Keating  <geoffk@apple.com>
-
-       * doc/invoke.texi (Overall Options): Document default for -o
-       for PCH files.
-
-2004-04-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * builtins.c (expand_builtin_update_setjmp_buf): New function.
-       (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
-       * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
-
-2004-04-26  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
-
-2004-04-26  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
-
-2004-04-25  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
-       fold (build1 (NEGATE_EXPR, ...)).  Optimize X / -1 as -X and
-       X % -1 as 0.
-
-2004-04-26  Hans-Peter Nilsson  <hp@bitrange.com>
-
-       PR bootstrap/15141
-       * except.c (connect_post_landing_pads): Delete insns after the
-       barrier when generating a unwind_resume_libfunc call.
-
-2004-04-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       PR/c++ 15119
-       * tree.c (substitute_placeholder_in_expr, case 4): New case,
-       for TARGET_EXPR.
-
-2004-04-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
-       __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
-       inhibit_libc is defined.
-
-2004-04-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
-       * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
-       * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
-       (TARGET_SCHED_VARIABLE_ISSUE): Define.
-       (mips_adjust_cost): Move later in file, next to other sched hooks.
-       (mips_macc_chains_last_hilo): New variable.
-       (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
-       (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
-       * config/mips/mips.md (may_clobber_hilo): New attribute.
-
-2004-04-24  Roger Sayle  <roger@eyesopen.com>
-           Bruce Korb  <bkorb@gnu.org>
-
-       * fixinc/inclhack.def (aix_syswait_2): New fix.
-       * fixinc/fixincl.x: Regenerate.
-       * fixinc/tests/base/sys/wait.h: Update for new test.
-
-2004-04-24  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14960
-       * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
-       to non_fixed_size, and leave out fixed_size from the sum.
-       (generate_set_vrsave): Correct clobbers.
-       (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
-       (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
-       (rs6000_libcall_value): Likewise.
-       * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
-       (FUNCTION_ARG_REGNO_P): Likewise.
-
-2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
-       is a CONST_INT.
-       (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
-       with NARROW_OP1 instead of OP1.
-
-2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
-       and __s390x__ hosts.
-
-2004-03-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
-       _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
-       * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
-       BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
-       BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
-       * builtins.c (expand_builtin_fork_or_exec): New.
-       (expand_builtin): Call it.
-       * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
-       BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
-       * c-common.c (PID_TYPE): New macro.
-       (c_common_nodes_and_builtins): Initialize pid_type_node.
-       * calls.c (special_function_p): Do not handle fork and exec.
-       (expand_call): Do not handle ECF_FORK_OR_EXEC.
-       * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
-       __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
-       * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
-       __gcov_execv, __gcov_execvp, __gcov_execve): New.
-       * tree.h (enum tree_index): Add TI_PID_TYPE.
-       (pid_type_node): New macro.
-       (ECF_FORK_OR_EXEC): Removed.
-
-2004-04-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR optimization/13985
-       * cfgloopmanip.c (fix_loop_placements): New prototype.
-       Call fix_bb_placements on the preheader of loops that have
-       been reparented.
-       (remove_path): Adjust call to fix_loop_placements.
-
-2004-04-23  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/darwin7.h: New file.
-       * config.gcc (*-*-darwin*): Add darwin7.h if the
-       version is greater than 6.
-       * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
-       (MATH_LIBRARY): Wrap in ifdefs.
-
-2004-04-23  Daniel Jacobowitz  <drow@mvista.com>
-
-       * config/arm/arm.c (arm_output_epilogue): Reverse the order of
-       loading iWMMXt registers with a frame pointer.  Use post-increment
-       without a frame pointer.
-       (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
-
-2004-04-23  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
-       mode" rather than "-funit-at-a-time" since -O2 enables it
-       without requiring -f* options.  Refer to -fprofile-generate and
-       -fprofile-use correctly.  Move -funit-at-a-time among options
-       enabled by -O.  Add information about unit-at-a-time caveats.
-
-2004-04-22  Per Bothner  <per@bothner.com>
-
-       * line-map.h (struct line_maps):  New field highest_line.
-       (linemap_position_for_column):  Make non-inline function.
-       (LINEMAP_POSITION_FOR_COLUMN):  New macro.
-       * line-map.c (linemap_init):  Clear highest_line field.
-       (linemap_add):  Set highest_line field.
-       (linemap_line_start):  Minor optimization - use highest_line field.
-       Reduce maximum column hint to 10000.  Update highest_line field.
-       (linemap_position_for_column):  Moved from line-map.h.  Optimize a bit.
-       * cpphash.h (struct cpp_reader):  Remove line field - instead use
-       line_table->highest_line.
-       (saved_line):  Remove unused field.
-       (CPP_INCREMENT_FILE):  Don't do linemap_lookup - just use newest map.
-       Use  line_table's highest_line field instead of cpp_reader's line.
-       * cpplib.c (start_directive):  Likewise use highest_line field.
-       (do_line, do_linemarker):  Likewise just use newest map.
-       (_cpp_do_file_change):  Don't need to set cpp_reader's line field.
-       * cpperror.c (cpp_error):  Likewise use highest_line field.
-       * cppfiles.c (open_file_failed:  Likewise.
-       (cpp_make_system_header):  Likewise use newest map and highest_line.
-       * cppinit.c (cpp_create_reader):  Don't initialize removed field.
-       * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
-       skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
-       _cpp_lex_direct):  Likewise use highest_line.
-       (_cpp_lex_direct):  Use new LINEMAP_POSITION_FOR_COLUMN macro.
-       * cppmacro.c (_cpp_builtin_macro_text):  Likewise use highest_line,
-       and use newest map.
-       * cpppch.c (cpp_read_state):  Don't save+restore cpp_reader's line.
-       * cpptrad.c (_cpp_overlay_buffer):  Don't save cpp_reader's line.
-       (copy_comment, _cpp_scan_out_logical_line):  Likewise use highest_line.
-
-2004-04-23  Alan Modra  <amodra@bigpond.net.au>
-
-       PR bootstrap/14992
-       * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
-       * config/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/sh/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
-
-2004-04-22  Per Bothner  <per@bothner.com>
-
-       * cppinit.c (cpp_read_main_file):  Return NULL rather than false.
-       Fixes PR preprocessor/15067.
-
-2004-04-23  Andreas Schwab  <schwab@suse.de>
-
-       * config/ia64/ia64intrin.h: Add intermediate cast to void * to
-       avoid aliasing warning.
-
-2004-04-22  Jan Hubicka  <jh@suse.cz>
-           Mostafa Hagog <mustafa@il.ibm.com>
-
-      * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
-      * cfgloopanal.c (expected_loop_iterations): Change the return value
-
-2004-04-22  Jakub Jelinek  <jakub@redhat.com>
-
-       * cselib.h (struct elt_loc_list): Remove canon_loc field.
-       * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
-       (cselib_invalidate_mem): Remove all canon_loc and canon_x
-       traces.
-
-2004-04-22  Josef Zlomek  <zlomekj@suse.cz>
-
-       Revert
-       2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
-
-               * var-tracking.c (variable_part_different_p): Variable parts
-               differ when the most recent locations differ.
-
-2004-04-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Remove the MIPS -membedded-pic option.
-       * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
-       (embedded_pic_offset): Delete.
-       * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete.  Shuffle other
-       MASK_* constants.
-       (TARGET_EMBEDDED_PIC): Delete.
-       (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
-       (ASM_SPEC): Remove -membedded-pic.
-       (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
-       (ASM_OUTPUT_CASE_LABEL): Likewise.
-       * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
-       * config/mips/windiss.h (ASM_SPEC): Likewise.
-       * config/mips/mips.c (struct machine_function): Remove
-       embedded_pic_fnaddr_rtx.
-       (TARGET_ENCODE_SECTION_INFO): Remove override.
-       (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
-       (override_options): Remove -membedded-pic handling.
-       (print_operand): Remove handling of '%S'.
-       (mips_select_section: Remove -membedded-pic handling.
-       (mips_encode_section_info): Delete.
-       (mips_output_conditional_branch): Remove mention of -membedded-pic.
-       * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
-       -membedded-pic handling.
-       (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
-
-2004-04-22  Alan Modra  <amodra@bigpond.net.au>
-
-       * var-tracking.c (frame_base_decl): Remove useless GTY.
-
-2004-04-21  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.c (rs6000_override_options): Error when
-       user wants altivec and e500 instructions.
-
-2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/14813
-       * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
-       in .init_array section to ...
-       * config/ia64/crtbegin.asm: Here.
-
-       * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
-       and hidden if HAVE_INITFINI_ARRAY is defined.
-
-2004-04-21  James E Wilson  <wilson@specifixinc.com>
-
-       * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
-       * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
-       (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
-       (fp_register_operand, lo_operand): New.
-       (mips_rtx_costs): Add TUNE_SB1 support.
-       (mips_issue_rate): Add comment.  Add PROCESSOR_SB1 support.
-       (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
-       (mips_multipass_dfa_lookahead): New.
-       * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
-       TUNE_SB1): New.
-       (TARGET_SWITCHES): Add -mfp-exceptions support.
-       (TARGET_FP_EXCEPTIONS_DEFAULT): New.
-       (BRANCH_COST): Fix whitespace.
-       * config/mips/mips.md: Include sb1.md.
-       * config/mips/sb1.md: New file.
-       * doc/invoke.texi: Document -mfp-exceptions.
-
-       * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS.  Fix
-       comment.
-       * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
-       (fixincl.o-warn): Delete.
-
-2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000 (print_operand) ['z']:
-       Change ifdef of TARGET_MACHO to if TARGET_MACHO.
-
-2004-04-21 Daniel Jacobowitz  <drow@mvista.com>
-
-       * config.gcc: Support --with-arch=iwmmxt for ARM.
-
-2004-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
-       in two more places; remove unneeded force_reg
-
-2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
-       for TARGET_MACHO.
-       (print_operand): For TARGET_MACHO check to see if we need a stub
-       and output one if we need it.
-
-       PR debug/15033
-       * dwarf2out.c (rtl_for_decl_location): Check for NULL
-       rtl.
-
-2004-04-20  James E Wilson  <wilson@specifixinc.com>
-
-       * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
-       (vall_value_gp): Likewise.
-
-2004-04-20  DJ Delorie  <dj@redhat.com>
-
-       * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
-       variables stored in word registers, then in memory.
-
-2004-04-20  Eric Christopher  <echristo@redhat.com>
-
-       * cp/parser.c (cp_parser_declaration): Move translate
-       up before tokens are lexed.
-
-2004-04-20  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
-       (asin_optab, acos_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
-       * genopinit.c (optabs): Implement asin_optab and acos_optab
-       using asin?f2 and acos?f2 patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
-       using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
-       (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
-       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
-       acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
-       acos, acosf and acosl built-ins as inline x87 intrinsics.
-
-2004-04-20  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
-
-2004-04-20  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
-
-2004-04-20  Paolo Bonzini  <bonzini@gnu.org>
-
-       Revert part of 2004-04-17 change that moved -frename-registers
-       to -O1.  -frename-registers is buggy.
-
-       * toplev.c (flag_rename_registers): Initialize to 0.
-       * doc/invoke.texi (Optimize options): Move -frename-registers
-       to "Not triggered by any -O level" section.  Adjust commentary
-       accordingly.
-
-2004-04-20  Anil Paranjpe <anilp1@kpitcummins.com>
-
-       * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
-
-2004-04-20  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_legitimize_move): Generate special patterns
-       for mflo and mfhi instructions.
-       (mips_output_move): Remove mflo and mfhi handling.
-       * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
-       (*mulsidi3_64bit): Update for new mfhi/mflo representation.
-       Likewise various define_peephole2s.
-       (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
-       alternatives.
-       (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
-       (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
-       (mfhilo_di, mfhilo_si): New patterns.
-
-2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
-
-       * function.c (assign_parms): Force
-       MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
-
-2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
-
-       * var-tracking.c (variable_part_different_p): Variable parts differ
-       when the most recent locations differ.
-
-2004-04-19  James E Wilson  <wilson@specifixinc.com>
-
-       * rtl.h (reg_set_last): Delete declaration.
-       * rtlanal.c (reg_set_last): Delete.
-
-2004-04-19  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_convert): Make function extern/public.
-       * tree.h (fold_convert): Prototype here.
-       * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
-       expand_builtin_strrchr, expand_builtin_strpbrk,
-       expand_builtin_mempcpy, expand_builtin_bcopy,
-       expand_builtin_bzero, expand_builtin_memcmp,
-       expand_builtin_strcmp, expand_builtin_strncmp,
-       stabilize_va_list, expand_builtin_sprintf,
-       fold_trunc_transparent_mathfn, fold_builtin_logarithm,
-       fold_builtin_exponent, fold_builtin_mempcpy,
-       fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
-       fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
-       fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
-
-2004-04-19  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
-       (move_from_CR_gt_bit): New.
-       (cceq_ior_compare): Name previously unnamed pattern.  Disable for
-       E500.
-       (cceq_rev_compare): Name previously unnamed pattern.  Allow for
-       E500.
-
-       * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
-       (tstsfeq_gpr): Same.
-       (cmpsfgt_gpr): Same.
-       (tstsfgt_gpr): Same.
-       (cmpsflt_gpr): Same.
-       (tstsflt_gpr): Same.
-       (e500_cceq_ior_compare): New.
-       (e500_flip_gt_bit): New.
-
-       * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
-       (print_operand): Add 'c' and 'D'.
-       (rs6000_generate_compare): Rewrite to generate correct rtl.
-       (rs6000_emit_sCOND): Handle E500.
-       (output_cbranch): Adjust for changes in rs6000_generate_compare.
-       (output_e500_flip_gt_bit): New.
-
-       * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
-       Protoize.
-
-2004-04-19  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
-
-2004-04-19  David Edelsohn  <edelsohn@gnu.org>
-
-       * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
-       fix information.
-
-2004-04-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
-       download URL.
-
-2004-04-19  Daniel Jacobowitz  <drow@mvista.com>
-
-       * stor-layout.c (layout_decl): Check DECL_PACKED before calling
-       ADJUST_FIELD_ALIGN.  Check maximum_field_alignment after.
-
-2004-04-19  Andrew PInski  <pinskia@physics.uc.edu>
-
-       * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
-       (fold_builtin): Update caller to match.
-
-       PR bootstrap/15009
-       * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
-
-       PR bootstrap/14999
-       * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
-
-2004-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
-
-       * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
-       (expand_mult_highpart_optab): Likewise.
-       (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
-
-2004-04-19  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
-       floatunssisf2, floatunssidf2): New patterns.
-
-2004-04-18  Mark Mitchell  <mark@codesourcery.com>
-
-       PR other/14918
-       * doc/invoke.texi (-fprofile-generate): Document requirement to
-       use -fprofile-generate when linking.
-
-       * doc/extend.texi (Strong Using): Warn users against using this
-       feature.
-
-2004-04-18  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
-       * config/mips/mips.h (mips_entry, mips_string_length): Delete.
-       (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
-       * config/mips/mips.c (struct mips16_constant): Renamed from struct
-       constant.  Propogate change throughout file.
-       (struct machine_function): Remove insns_len.
-       (mips_string_length, mips16_strings, string_constants): Delete.
-       (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
-       when generating mips16 code.  Remove special mips16 treatment of
-       string constants.
-       (mips_symbolic_constant_p): Allow mips16 constant pool accesses
-       to have the form LABEL+CONSTANT.
-       (mips_symbolic_address_p): Fix comment.
-       (m16_usym8_4, m16_usym5_4): Delete.
-       (mips_output_function_epilogue): Remove mips16 string handling.
-       (mips_output_mi_thunk): Call mips16_lay_out_constants.
-       (mips_select_section, mips_encode_section_info): Remove mips16
-       string handling.
-       (struct mips16_constant_pool): New.
-       (add_constant): Take a mips16_constant_pool structure.  Keep pool
-       sorted into order of ascending mode size.  Keep track of the highest
-       possible start address, taking padding and the masking of the base PC
-       value into account.
-       (dump_constants_1): New function, split out from dump_constants.
-       Handle vector constants.  Use gen_consttable_{int,float} rather than
-       separate functions for each mode.
-       (dump_constants): Simplify.  Use GET_MODE_ALIGNMENT.  Use gen_align
-       rather than separate functions for each alignment.
-       (mips_find_symbol): Delete.
-       (mips16_insn_length): New function, split out from
-       mips16_lay_out_constants.
-       (mips16_rewrite_pool_refs): New function.
-       (mips16_lay_out_constants): Rework. Remove string handling.
-       Always create an inline constant pool.
-       * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
-       (UNSPEC_ALIGN): New constants.
-       (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
-       (UNSPEC_ALIGN_[248]): Delete.
-       (consttable_int, consttable_float, align): New patterns.
-       (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
-
-2004-04-17  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
-       __unn_args_eq.
-
-2004-04-17  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14715
-       * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
-       with STARTING_FRAME_OFFSET.
-
-2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
-       * config/mips/mips.c (macc_msac_operand): New function.
-       * config/mips/mips.md (*msac): Move after *macc.
-       (*msac2): New.  Generalize macc-related peepholes so that they apply
-       to msac too.
-
-2004-04-17  Paolo Bonzini  <bonzini@gnu.org>
-
-       * opts.c (decode_options): Do not enable flag_rename_registers
-       and flag_web at -O3.
-       * toplev.c (flag_rename_registers): Initialize
-       flag_rename_registers and flag_web to
-       AUTODETECT_FLAG_VAR_TRACKING.
-       (default_debug_hooks): New global.
-       (process_options): Initialize default_debug_hooks.  Warn if
-       -fvar-tracking specified but not supported by the current
-       debug format.  Do not run var tracking at -O0 or if not
-       supported by the current debug format, even if
-       -fvar-tracking was given.  If -fno-rename-registers
-       is not specified, always run register renaming if var
-       tracking is supported by the default debugging information
-       format for the target, and we are at -O1 or higher; similarly
-       for -fweb, but only at -O2 or higher.
-       * doc/invoke.texi (Optimize Options): Document this.
-
-2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
-       * configure: Regenerate.
-
-2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * gcc.c (used_arg): Check whether an option has been removed.
-
-2004-04-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
-       debugging on Solaris 7 and up.
-
-2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
-       IRIX 5 port.
-       Remove -save-temps workaround, handled automatically.
-       Require GNU binutils 2.15 for debugging.
-       Remove SGI make warnings since GNU make is now required.
-       (Specific, mips-sgi-irix6): Some markup fixes.
-       Describe MIPSpro C problems and workarounds.
-       Mention working O32 ABI support.
-       Recommend GNU as 2.15 for O32 with debugging.
-       Remove description of fixed structure pass/return bug.
-
-2004-04-16  DJ Delorie  <dj@redhat.com>
-
-       * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
-       TYPE_FIELDS.
-       (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
-
-2004-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md: Remove unnecessary declarations for asm_out_file.
-
-       * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
-       SAR register.  Fix comment.
-       (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
-       (%cr11).
-
-       * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
-
-2004-04-16  Nick Clifton  <nickc@redhat.com>
-
-       * config/arm/arm.c (arm_override_options): Revert previous patch.
-       * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
-       be safely built.
-
-2004-04-16  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
-       bug.
-       (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
-       TARGET_DEFAULT): Changed. Ditto.
-       (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
-       TARGET_ENDIAN_DEFAULT): Added. Ditto.
-       * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
-       (TARGET_ENDIAN_DEFAULT): Added.
-
-2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
-       ATTR_CONST_NOTHROW_LIST.
-
-2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR/middle-end 14915
-       * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
-       BITS_BIG_ENDIAN.
-
-2004-04-15  Pat Haugen  <pthaugen@us.ibm.com>
-
-       * ra-debug.c (ra_print_rtx): Add break's to case legs.
-
-2004-04-14  James E Wilson  <wilson@specifixinc.com>
-
-       * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
-
-2004-04-14  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * libada-mk.in: New file.
-       * configure.ac: Create libada-mk from libada-mk.in.
-       * configure: Regenerate.
-
-2004-04-14  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_logb and OTI_ilogb.
-       (logb_optab, ilogb_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize logb_optab and ilogb_optab.
-       * genopinit.c (optabs): Implement logb_optab and ilogb_optab
-       using logb?f2 and ilogb?i2 patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOGB{,F,L}
-       using logb_optab, and BUILT_IN_ILOGB{,F,L} using ilogb_optab.
-       (expand_builtin): Expand BUILT_IN_LOGB{,F,L} and BUILT_IN_ILOGB{,F,L}
-       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_XTRACT_FRACT
-       and UNSPEC_XTRACT_EXP.
-
-       * config/i386/i386.md (*fxtractdf3, *fxtractsf3, *fxtractxf3): New
-       patterns to implement fxtract x87 instruction.
-       (logbdf2, logbsf2, logbxf2, ilogbsi2): New expanders to implement
-       logb, logbf, logbl, ilogb, ilogbf and ilogbl built-ins as inline x87
-       intrinsics.
-       (UNSPEC_XTRACT_FRACT, UNSPEC_XTRACT_EXP): New unspecs to represent
-       x87's fxtract insn.
-
-2004-04-14  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/t-elf: Enable multilibs by default.
-
-2004-04-14  Andreas Tobler  <a.tobler@schweiz.ch>
-
-       * bb-reorder.c (fix_crossing_conditional_branches): Adjust the
-       previous fix to check HAVE_return at runtime too.
-
-2004-04-14  Nick Clifton  <nickc@redhat.com>
-
-       * config/arm/arm.c (arm_override_options): If the user has not
-       specified an ABI, then default to AAPCS for the iWMMXt processor.
-       * config/arm/t-xscale-elf: Remove redundant multilib specifications.
-       * config/arm/t-xscale-coff: Likewise.
-
-2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_isdigit): New.
-       (fold_builtin): Handle BUILT_IN_ISDIGIT.
-       * defaults.h: Add TARGET_DIGIT0 and sort.
-       * doc/tm.texi: Add TARGET_BS and TARGET_DIGIT0.
-
-2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_cabs, fold_builtin): Use
-       `mathfn_built_in' to determine the new builtin.
-       * fold-const.c (fold): Likewise.
-
-2004-04-14  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Rename MIPS's -mfix-vr4122-bugs to -mfix-vr4120.
-       * config/mips/mips.h (MASK_FIX_VR4120): Renamed from MASK_FIX_VR4122.
-       (TARGET_FIX_VR4120): Likewise TARGET_FIX_VR4122.
-       (TARGET_SWITCHES): Replace -mfix-vr4122-bugs with -mfix-vr4120.
-       (ASM_SPEC): Update accordingly.
-       * config/mips/mips.c: Update after above renaming.
-       * config/mips/mips.md, config/mips/t-vr, config/mips/vr.h: Likewise.
-       * config/mips/vr4120-div.S: Renamed from vr4122-div.S.
-
-2004-04-13  James E Wilson  <wilson@specifixinc.com>
-
-       * c-opt.c (c_common_post_options): If this_input_filename is NULL,
-       increment errorcount and return false instead of true.
-
-2004-04-13  Uros Bizjak  <uros@kss-loka.si>:
-
-       * optabs.c (expand_twoval_unop): Reorder function arguments.
-       * builtins.c (expand_builtin_mathfn_3): Update calls to
-       expand_twoval_unop.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE
-       and UNSPEC_TAN_TAN. Add missing comment.
-
-       * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New
-       patterns to implement fptan x87 instruction.
-       (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf
-       and tanl built-ins as inline x87 intrinsics. Define corresponding
-       peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence.
-       (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent
-       x87's fptan insn.
-
-2004-03-13  Richard Henderson  <rth@redhat.com>
-
-       * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode
-       for LABEL_REFs.
-
-       * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot.
-       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise.
-       * doc/invoke.texi: Update to match.
-
-       * varasm.c (unlikely_text_section): Use assemble_align instead of
-       ASM_OUTPUT_ALIGN.  Use it in the correct place with an approximately
-       correct alignment argument.
-
-2004-04-13  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
-       after setting reg_last_reload_reg for optional output reloads.
-
-2004-04-12  Fariborz Jahanian <fjahanian@apple.com>
-
-       * config/rs6000/altivec.h (vec_mergeh, vec_mergel):
-       Definition of these two macros are corrected by adding
-       matchine right paren.
-
-2004-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
-
-       * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI.
-
-2004-04-12  Roger Sayle  <roger@eyesopen.com>
-
-       * config/i386/i386.c (output_387_reg_move): New function.
-       * config/i386/i386-protos.h (output_387_reg_move): Prototype here.
-       * config/i386/i386.md (*movsf_1, *movsf1_nointerunit,
-       *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer,
-       *extendsfdf2_1,  *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop,
-       truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move.
-
-2004-04-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized
-       TYPE_DECL.
-       * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL.
-       * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN.
-       * stor-layout.c (variable_size): Don't check for MINUS_EXPR.
-       Use skip_simple_arithmetic to find SAVE_EXPR.
-       (force_type_save_exprs, force_type_save_exprs_1): New functions.
-       * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE):
-       Properly chain multiple pointers.
-       (copy_tree_r): Copy a TYPE_DECL.
-       * tree.c (variably_modified_type_p): Add some missing tests and
-       make some other minor changes.
-       * tree.h (force_type_save_exprs): New declaration.
-
-2004-04-12  Roger Sayle  <roger@eyesopen.com>
-
-       * simplify-rtx.c (simplify_binary_operation) <UDIV, DIV, UMOD, MOD>:
-       Remove fall throughs.  Convert 0/x and 0%x into x&0 when x has
-       side-effects.  Don't convert x/1.0 into x if we honor signaling NaNs.
-       Convert x/-1.0 into -x if we don't honor signaling NaNs.  Convert
-       x/-1 into -x.  Optimize x%1 into x&0 if x has side-effects.  Optimize
-       x%-1 into 0 (or x&0 if x has side-effects).
-
-2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.md: Document why a pattern is not
-       available.
-
-       * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
-       of floats on the E500.
-       (branch_positive_comparison_operator): Do not allow NE even on the
-       E500.
-
-2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
-       in_text_unlikely_section to in_unlikely_text_section.
-
-2004-04-11  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_binary_op_with_conditional_arg):  Tweak
-       calling convention to allow a NULL_TREE to be returned.  Factor
-       sanity checks from callers, return NULL_TREE when appropriate.
-       (fold): Handle COMPOUND_EXPR operands of binary expressions
-       before COND_EXPR operands.  Use reorder_operands_p(a,b) to check
-       whether a op (b,c) can be rewritten as (b, a op c).  Simplify
-       calls to fold_binary_op_with_conditional_arg.
-
-2004-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * config/mips/iris5.h (current_section_flags):  Add
-       in_unlikely_executed_text and default case.
-
-2004-04-11  Andreas Tobler  <a.tobler@schweiz.ch>
-
-       * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
-       failure on solaris. Place ifdef HAVE_return around gen_ret call.
-       * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
-       HAVE_return and place it around the place where it is needed.
-
-2004-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
-       ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
-       and NORMAL_TEXT_SECTION_NAME.
-       (unlikely_text_section): Check targetm.have_named_sections
-       instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
-       instead of SECTION_FORMAT_STRING.
-       * config/mips/iris5.h (current_section_name): Add
-       in_unlikely_executed_text case and move the abort into the switch.
-       * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
-       (NORMAL_TEXT_SECTION_NAME): Remove.
-       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
-       (SECTION_FORMAT_STRING): Remove.
-       * defaults.h (SECTION_FORMAT_STRING): Remove.
-       * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
-       (SECTION_FORMAT_STRING): Remove.
-
-2004-04-10  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-typeck.c (common_type): Prefer long long to long when same
-       precision.
-
-2004-04-09  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 14887
-       * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
-       mode argument.
-       * config/ia64/ia64.c (ia64_hpux_file_end): Check
-       TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
-
-2004-04-09  Roger Sayle  <roger@eyesopen.com>
-
-       * simplify-rtx.c (mode_signbit_p): New function to check whether
-       an RTX is an immediate constant that represents the most significant
-       bit of a given machine mode.
-       (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
-       C is the sign bit.
-       (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
-       when C2 is the sign bit.
-       (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
-       is the sign bit.  Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
-       sign bit.
-
-2004-04-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
-       TYPE_MODE.
-
-2004-04-09  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
-       of TREE_READONLY for types.
-
-2004-04-09  Caroline Tice  <ctice@apple.com>
-
-       * basic-block.h (struct edge_def):  Add new field, crossing_edge.
-       (struct basic_block_def):  Add new field, partition.
-       (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION):  New constant macro
-       definitions.
-       (partition_hot_cold_basic_blocks): Add extern function
-       declaration.
-       * bb-reorder.c (function.h, obstack.h, expr.h, regs.h):  Add four new
-       include statements.
-       (N_ROUNDS): Increase the maximum number of rounds by 1.
-       (branch_threshold): Add array value for new round.
-       (exec_threshold): Add array value for new round.
-       (push_to_next_round_p): New function.
-       (add_unlikely_executed_notes): New function.
-       (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
-       (mark_bb_for_unlikely_executed_section): New function.
-       (add_labels_and_missing_jumps): New function.
-       (add_reg_crossing_jump_notes): New function.
-       (fix_up_fall_thru_edges): New function.
-       (find_jump_block): New function.
-       (fix_crossing_conditional_branches): New function.
-       (fix_crossing_unconditional_branches): New function.
-       (fix_edges_for_rarely_executed_code): New function.
-       (partition_hot_cold_basic_blocks): New function.
-       (find_traces):  Add an extra round for partitioning hot/cold
-       basic blocks.
-       (find_traces_1_round): Add a parameter.  Modify to push all cold blocks,
-       and only cold blocks, into the last (extra) round of collecting traces.
-       (better_edge_p): Add a parameter.  Modify to favor non-crossing edges
-       over crossing edges.
-       (bb_to_key):  Add code to correctly identify cold blocks when
-       doing partitioning.
-       (connect_traces): Modify to connect all the non-cold traces first, then
-       go back and connect up all the cold traces.
-       (reorder_basic_blocks):  Add call to add_unlikely_executed_notes.
-       * cfg.c (entry_exit_blocks): Add initialization for partition field in
-       entry and exit blocks.
-       * cfgbuild.c (make_edges): Update current_function_has_computed_jump
-       if we are doing hot/cold partitioning.
-       * cfgcleanup.c (cfglayout.h): Add new include statement.
-       (try_simplify_condjump): Modify to not attempt on blocks with jumps
-       that cross section boundaries.
-       (try_forward_edges): Likewise.
-       (merge_blocks_move_predecessor_nojumps): Likewise.
-       (merge_blocks_move_successor_nojumps): Likewise.
-       (merge_blocks_move): Likewise.
-       (try_crossjump_to_edge): Modify to not attempt after we have done
-       the block partitioning.
-       (try_crossjump_bb): Modify to not attempt on blocks with jumps that
-       cross section boundaries.
-       (try_optimize_cfg): Likewise.
-       * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
-       jumps that cross section boundaries.
-       * cfglayout.c (flags.h): Add new include statement.
-       (update_unlikely_executed_notes):  New function.
-       (fixup_reorder_chain):  Add code so when a new jumping basic block is
-       added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
-       updated appropriately.
-       (duplicate_insn_chain):  Add code to duplicate the new NOTE insn
-       introduced by this optimization.
-       * cfglayout.h (scan_ahead_for_unlikely_executed_note):  Add new
-       extern function declaration.
-       * cfgrtl.c (can_delete_note_p):  Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
-       list of notes that can be deleted.
-       (create_basic_block_structure):  Add initialization for partition field.
-       (rtl_can_merge_blocks):  Modify to test blocks for jumps that cross
-       section boundaries.
-       (try_redirect_by_replacing_jump):  Modify to not attempt on jumps that
-       cross section boundaries.
-       (commit_one_edge_insertion): Add code so newly created basic block
-       ends up in correct (hot or cold) section.  Modify to disallow
-       insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
-       (rtl_verify_flow_info_1):  Add code to verify that no fall_thru edge
-       crosses section boundaries.
-       (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
-       cross section boundaries.
-       (force_nonfallthru_and_redirect): Modify to make sure new basic block
-       ends up in correct section, with correct notes attached.
-       * common.opt (freorder-blocks-and-partition):  Add new flag for this
-       optimization.
-       * dbxout.c (dbx_function_end):  Add code to make sure scope labels at
-       the end of functions are written into the correct (hot or cold)
-       section.
-       (dbx_source_file): Add code so writing debug file information
-       doesn't incorrectly change sections.
-       * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
-       in partitioning hot/cold basic blocks into separate sections.
-       (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
-       section partitioning.
-       (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
-       conditional branches can span all of memory.
-       (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
-       unconditional branches can span all of memory.
-       * final.c (scan_ahead_for_unlikely_executed_note):  New function.
-       (final_scan_insn):  Add code to check for NOTE instruction indicating
-       whether basic block belongs in hot or cold section, and to make sure
-       the current basic block is being written to the appropriate section.
-       Also added code to ensure that jump table basic blocks end up in the
-       correct section.
-       * flags.h (flag_reorder_blocks_and_partition):  New flag.
-       * ifcvt.c (find_if_case_1):  Modify to not attempt if conversion if
-       one of the branches has a jump that crosses between sections.
-       (find_if_case_2): Likewise.
-       (ifcvt): Modify to not attempt to mark loop exit edges after
-       hot/cold partitioning has occurred.
-       * opts.c (decode_options): Code to handle new flag,
-       flag_reorder_blocks_and_partition; also to turn it off if
-       flag_exceptions is on.
-       (common_handle_option): Code to handle new flag,
-       flag_reorder_blocks_and_partition.
-       * output.h (unlikely_text_section): New extern function declaration.
-       (in_unlikely_text_section): New extern function declaration.
-       * passes.c (rest_of_handle_stack_regs):  Add
-       flag_reorder_blocks_and_partition as an 'or' condition for calling
-       reorder_basic_blocks.
-       (rest_of_handle_reorder_blocks):  Add flag_reorder_blocks_and_partition
-       as an 'or' condition for calling reorder_basic_blocks.
-       (rest_of_compilation):  Add call to partition_hot_cold_basic_blocks.
-       * print-rtl.c (print_rtx): Add code for handling new note,
-       NOTE_INSN_UNLIKELY_EXECUTED_CODE
-       * rtl.c  (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
-       (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
-       cross between section boundaries.
-       * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE):  New note instruction,
-       indicating the basic block containing it belongs in the cold section.
-       (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
-       between hot and cold sections.
-       * toplev.c (flag_reorder_blocks_and_partition):  Add code to
-       initialize this flag, and to tie it to the command-line option
-       freorder-blocks-and-partition.
-       * varasm.c (cfglayout.h):  Add new include statement.
-       (unlikely_section_label_printed):  New global variable, used for
-       determining when to output section name labels for cold sections.
-       (in_section):  Add in_unlikely_executed_text to enum data structure.
-       (text_section):  Modify code to use SECTION_FORMAT_STRING and
-       NORMAL_TEXT_SECTION_NAME macros.
-       (unlikely_text_section):  New function.
-       (in_unlikely_text_section):  New function.
-       (function_section):  Add code to make sure beginning of function is
-       written into correct section (hot or cold).
-       (assemble_start_function):  Add code to make sure stuff is written to
-       the correct section.
-       (assemble_zeros):  Add in_unlikely_text_section as an 'or' condition
-       to an if statement that was checking 'in_text_section'.
-       (assemble_variable):  Add 'in_unlikely_text_section' as an 'or'
-       condition to an if statement that was checking 'in_text_section'.
-       (default_section_type_flags_1):  Add check: if in cold section
-       flags = SECTION_CODE.
-       * config/darwin.c (darwin_asm_named_section):  Modify to use
-       SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
-       * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
-       specifically for the i386.
-       (HAS_LONG_UNCOND_BRANCH):  Defined this macro specifically for the i386.
-       * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
-       text string to something more informative.
-       (NORMAL_TEXT_SECTION_NAME): Add new definition.
-       (SECTION_FORMAT_STRING):  Add new definition.
-       * config/rs6000/rs6000.c (rs6000_assemble_integer):  Add
-       '!in_unlikely_text_section' as an 'and' condition to an if statement
-       that was already checking '!in_text_section'.
-       * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
-       UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
-       sure these are properly defined for linux on ppc.
-       * doc/invoke.texi  (freorder-blocks-and-partition): Add documentation
-       for this new flag.
-       * doc/rtl.texi (REG_CROSSING_JUMP):  Add documentation for new
-       reg_note.
-       * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
-       HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
-       these new macros.
-
-2004-04-08  Roger Sayle  <roger@eyesopen.com>
-
-       * function.c (gen_mem_addressof): When changing the RTX from a REG
-       to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
-
-2004-04-08  Roger Sayle  <roger@eyesopen.com>
-
-       PR target/14888
-       * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
-       truncxfdf2_noop): Provide dummy "fmov" implementations.
-
-2004-04-08  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * gcc.c (default_compilers): Add missing initializers.
-
-       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
-       Return 1 if file was successfully mapped.
-
-2004-04-08  Geoffrey Keating  <geoffk@apple.com>
-
-       PR pch/13419
-       PR pch/14137
-       Radar #: 3315288
-       * doc/invoke.texi (Precompiled Headers): Suggest -o
-       to put an output file in a particular place.  Be more detailed
-       about which options affect PCH validity and which options
-       might not work.
-       * c-pch.c (pch_matching): New.
-       (MATCH_SIZE): New.
-       (struct c_pch_validity): New field 'match'.
-       (pch_init): Handle pch_matching.
-       (c_common_valid_pch): Check pch_matching.
-
-       * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
-
-2004-04-08  Mark Mitchell  <mark@codesourcery.com>
-
-       * doc/invoke.texi (Precompiled Headers): Warn about known
-       problems.
-
-2004-04-08  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       PR c++/14808
-       * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
-       to 1 if ASM_OUTPUT_DEF is defined.
-       * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
-       * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
-       Set to non-zero iff not a one_only decl.
-
-2004-04-08  Paul Brook  <paul@codesourcery.com>
-
-       * arm.h (CLASS_LIKELY_SPILLED_P): Define.
-
-2004-04-08  Paul Brook  <paul@codesourcery.com>
-
-       * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
-       PROMOTE_FOR_CALL_ONLY.
-       * config/arm/arm-protos.h (arm_function_value): Declare.
-       * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
-       (TARGET_PROMOTE_PROTOTYPES): Return false.
-       (arm_function_value): New function.
-       * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
-       (FUNCTION_VALUE): Call arm_function_value.
-       * config/cris/cris.h (PROMOTE_MODE): Rename ...
-       (PROMOTE_FUNCTION_MODE): ... to this.
-       (PROMOTE_FOR_CALL_ONLY): Remove.
-       * config/mmix/mmix.h: Likewise.
-       * config/s390/s390.h: Likewise.
-       * config/sparc/sparc.h: Likewise.
-       * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
-       * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
-       (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
-       (PROMOTE_FOR_CALL_ONLY): Remove.
-
-2004-04-08  Joel Sherrill <joel@oarcorp.com>
-
-       PR ada/14538
-       * ada/5rosinte.adb: Remove fake mprotect() body.
-       * ada/5rosinte.ads: Add SA_SIGINFO.
-       * ada/5rtpopsp.adb: Rewrite to use new interface.
-       * ada/init.c: Reorder so the simple single OS conditional __rtems__
-       is tested before more complex ones which mix UNIX and embedded
-       systems in the conditional.
-
-2004-04-08  Joel Sherrill  <joel@oarcorp.com>
-
-       PR ada/14665
-       * ada/osint.adb (Find_Program_Name): Rework to properly handle
-       filenames which end in .exe or have versioning suffixes like VMS.
-
-2004-04-08  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/10129
-       * config/darwin.c (darwin_encode_section_info): When the decl has
-       a DECL_INITIAL, it is only defined also when it is not a common.
-
-2004-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
-       (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
-
-2004-04-07  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
-       global register variables.
-
-2004-04-07  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
-       rpc_xdr_lvalue_cast_b): New fixes.
-       * fixinc/fixincl.x: Regenerate.
-       * fixinc/tests/base/rpc/xdr.h: Add new tests.
-
-2004-04-07  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
-       to power4 and power5 entries.
-
-2004-04-06  Geoffrey Keating  <geoffk@apple.com>
-
-       * c-common.h (pending_lang_change): Mark for PCH.
-
-2004-04-07  Caroline Tice  <ctice@apple.com>
-
-       * gcc.c (main): Move 'break' in main loops (on an error)
-       to wait until error processing has occurred.
-
-2004-04-06  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * config.gcc: Stop changing enable_threads midstream.
-       Replace uses of enable_threads_flag with enable_threads.
-       * configure.ac: Replace uses of enable_threads_flag with
-       enable_threads.  Improve autoconf quotation in one place.
-       * configure: Regenerate.
-
-2004-04-06  Uros Bizjak  <uros@kss-loka.si>
-
-       * builtins.c: Implement support for sincos function.
-       (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
-       BUILT_IN_COS{,F,L}.
-       (expand_builtin_mathfn_3): New function.
-       (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
-       BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
-       flag_unsafe_math_optimization is set.
-
-       * optabs.h (enum optab_index): Add new OTI_sincos.
-       (sincos_optab): Define corresponding macro.
-
-       * optabs.c (init_optabs): Initialize sincos_optab.
-       (expand_twoval_unop): New function.
-
-       * genopinit.c (optabs): Implement sincos_optab using sincos?f3
-       patterns.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
-       and UNSPEC_SINCOS_SIN.
-
-       * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
-       sincosxf3): New patterns to implement sincos, sincosf and sincosl
-       built-ins as inline x87 intrinsics. Define splits for
-       sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
-       cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
-       sincos patterns.
-       (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
-       (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
-
-       (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent
-       x87's fsincos insn.
-
-2004-04-06  Devang Patel  <dpatel@apple.com>
-
-       PR 14467
-       * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
-
-2004-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * doc/install.texi: Update HP-UX 11 installation procedure.
-
-2004-04-06  Paul Brook  <paul@codesourcery.com>
-
-       * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
-
-2004-04-05  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
-       when the TLS address is generated by a function call.
-       * config/sh/sh.md (tls_global_dynamic): Use a call expression.
-       (tls_local_dynamic): Likewise.
-
-2004-04-05  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree.c (reconstruct_complex_type): Use TYPE_READONLY
-       and TYPE_VOLATILE.
-
-2004-04-05  Caroline Tice  <ctice@apple.com>
-
-       * gcc.c (combine_flag): New global variable, for new driver option.
-       (struct compiler): Add two new fields, to be used when
-       combining multiple input files in a single pass (IMA).
-       (default_compilers):  Add values for the new fields to all
-       compiler entries. Modify the "@c" compiler entry for doing IMA
-       properly with "-save-temps" and the "combine" flag.
-       (option_map):  Add new driver option, "--combine", to tell driver
-       to pass multiple input files to compiler at one time.
-       (have_o_argbuf_index): New global variable.
-       (store_arg): Modify to assign value to have_o_argbuf_index.
-       (struct infile):  Add three new fields, to help with IMA.
-       (display_help): Add help for new "combine" option.
-       (process_command): Remove local variable have_o; add code to check
-       for new "combine" option; remove assignment to combine_inputs.
-       (do_spec_1):  Modify to deal with IMA better.
-       (main): Make variable 'lang_n_infiles' local to entire function
-       rather than to a single block.  Use flag combine_flag to
-       determine whether to do IMA or not; Modify loop initializing
-       infiles to deal properly with linker files.
-       Add code for doing preprocessing in presence of
-       IMA with "-save-temps" flag.  Modify "main" loop to handle
-       multiple input files, in multiple languages, with or without
-       preprocessing,  gracefully.
-       * toplev.c (set_src_pwd): Modify to not complain if attempting to
-       re-set it to same directory it's previously been set to (avoid
-       irritating, meaningless warning messages when doing IMA with
-       save-temps).
-       * doc/invoke.texi: Add "-combine" to list of Overall Options;
-       remove documentation about IMA that is no longer accurate; Add
-       documentation explaining what "-combine" does.
-       * ada/lang-specs.h: Add initialization values for new fields in
-       "struct compiler".
-       * cp/lang-specs.h: Likewise.
-       * f/lang-specs.h: Likewise.
-       * java/lang-specs.h: Likewise.
-       * objc/lang-specs.h: Likewise.
-       * treelang/lang-specs.h: Likewise.
-
-2004-04-05  David Edelsohn
-
-       * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
-       symbol handling.
-
-2004-04-05  Jakub Jelinek  <jakub@redhat.com>
-           John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR optimization/13424 (hppa), bootstrap/14462, c/14828
-       * pa.md: Use replace_equiv_address to retain the attributes of the
-       memory operands used in the split and peephole2 patterns for optimizing
-       the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
-
-2004-04-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * c-decl.c (build_compound_literal): Use TYPE_READONLY.
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
-       * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
-       * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
-       PARM_DECL.
-       * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
-       for a type.
-       * print-tree.c (print_node): Properly handle side-effects, readonly,
-       and constant flags.
-       * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
-       and TREE_CONSTANT if not a type.
-       * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
-       (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
-       (NON_TYPE_CHECK): New macro.
-       (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
-
-2004-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
-       to DWARF2_DEBUG unconditionally.
-       (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
-
-2004-04-04  Ian Lance Taylor  <ian@wasabisystems.com>
-           Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       PR target/14548
-       * config.host: Set the shell variable host_can_use_collect2.
-       Set it to yes by default, and to no for alpha*-dec-*vms*,
-       i[34567]86-*-mingw32*, and powerpc-*-beos*.
-       * configure.ac: Set and substitute the shell variable collect2.
-       Give an error if use_collect2 is yes and host_can_use_collect2 is
-       no.
-       * Makefile.in (COLLECT2): Rename from USE_COLLECT2.  Change all
-       uses.  Initialize to @collect2@.
-       (STAGESTUFF): Remove $(USE_COLLECT2).
-       * config/alpha/x-vms (USE_COLLECT2): Don't set.
-       * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
-       * config/rs6000/t-beos (USE_COLLECT2): Likewise.
-       * config/pa/t-pa64: Remove commented out USE_COLLECT2.
-       * configure: Regenerate.
-
-2004-04-04  Roger Sayle  <roger@eyesopen.com>
-
-       * simplify-rtx.c (simplify_binary_operation): Constant fold
-       DIV, MOD, UDIV and UMOD using div_and_round_double.
-
-2004-04-04  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/14804
-       * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
-       RECORD_TYPEs.
-
-2004-04-04  Mark Mitchell  <mark@codesourcery.com>
-
-       * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
-       documentation.
-
-2004-04-04  Roger Sayle  <roger@eyesopen.com>
-
-       * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
-       updating the REG_EQUAL note on an insn's libcall_insn.
-
-2004-04-04  Roger Sayle  <roger@eyesopen.com>
-
-       * df.h: Tidy up whitespace in the definitions of the DF_ flags.
-
-2004-04-03  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
-       with reorder_operands_p.
-
-2004-04-03  Jan Hubicka  <jh@suse.cz>
-
-       * md.texi (vec_set, vec_extract, vec_init): Document.
-
-2004-04-02  Gabor Loki <loki@inf.u-szeged.hu>
-
-       * opts.c (decode_options): Do function inlining with very small
-       max-inline-insns-* parameters when optimizing for size.
-
-2004-04-02  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * config/i386/i386.h (TARGET_NOCONA): New macro.
-       (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
-       (processor_type): Add PROCESSOR_NOCONA.
-
-       * config/i386/i386.md (cpu): Add nocona to the attribute values.
-
-       * config/i386/i386.c (nocona_cost): New variable.
-       (m_NOCONA): New macro.
-       (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
-       x86_branch_hints, x86_use_sahf, x86_single_stringop,
-       x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
-       x86_integer_DFmode_moves, x86_partial_reg_dependency,
-       x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
-       x86_decompose_lea, x86_arch_always_fancy_math_387,
-       x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
-       x86_ext_80387_constants, x86_four_jump_limit):
-       (override_options): Add nocona_cost to processor_target_table.
-       Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
-       (incdec_operand): Prevent inc/dec generation for Nocona too.
-       (ix86_issue_rate): Add PROCESSOR_NOCONA.
-
-2004-04-01  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * rtlanal.c (find_reg_note): Manually
-       unswitch the loop.
-
-2004-04-01  Mark Mitchell  <mark@codesourcery.com>
-
-       * genemit.c (gen_split): Change prototype of generated code.
-       * genrecog.c (write_action): Adjust prototype for and calls to
-       gen_split_*.
-       * gensupport.c (struct queue_elem): Add split field.
-       (queue_pattern): Return a value.  Clear the split field.
-       (process_rtx): Maintain an association between an insn and the
-       split generated from it for a define_insn_and_split.
-       (process_one_cond_exec): Generate a new split for a
-       define_insn_and_split.
-       * config/arm/arm-protos.h (arm_split_constant): Add insn
-       parameter.
-       (emit_constant_insn): New function.
-       (arm_gen_constant): Use it.
-       * config/arm/arm.md: Adjust calls to arm_split_constant.
-
-2004-04-02  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c: Add overall comment.
-       (cgraph_inline_hash): New global variable.
-       (cgraph_create_node): Break out from ...
-       (cgraph_node): ... here.
-       (cgraph_edge): New function.
-       (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
-       (cgraph_remove_edge): Accept edge, intead of source and destination.
-       (cgraph_redirect_edge_callee): New.
-       (cgraph_remove_node): Update all new datastructures.
-       (cgraph_record_call, cgraph_remove_call): Kill.
-       (dump_cgraph_node): Break out from ... ; dump new datastructures.
-       (dump_cgraph): ... here.
-       (cgraph_function_possibly_inlined_p): Use new hashtable.
-       (cgraph_clone_edge, cgraph_clone_node): New.
-       * cgraph.h: Include hashtab.h
-       (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
-       fields, add inlined_to pointer.
-       (cgraph_node): Add pointer to next_clone.
-       (cgraph_remove_edge, cgraph_create_edge): Update prototype.
-       (cgraph_remove_call, cgraph_record_call): Kill.
-       (cgraph_inline_hash): Declare.
-       (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
-       cgraph_redirect_edge_callee): Declare.
-       (cgraph_create_edges, cgraph_inline_p): Update prorotype.
-       (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
-       cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
-       * cgraphunit.c: Add overall comment.
-       (cgraph_optimize_function): Kill.
-       (cgraph_assemble_pending_functions): Do not assemble inline clones.
-       (cgraph_finalize_function): Update call of cgraph_remove_node
-       (record_call_1): Record call sites.
-       (cgraph_create_edges): Accept node instead of decl argument.
-       (error_found): New static variable.
-       (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
-       (cgraph_analyze_function): Update for new datastructures.
-       (cgraph_finalize_compilation_unit): Plug memory leak.
-       (cgraph_optimize_function): Kill.
-       (cgraph_expand_function): Do not use cgraph_optimize_function.
-       (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
-       cgraph_inlined_callees): Kill.
-       (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
-       clones.
-       (estimate_growth): Simplify.
-       (cgraph_clone_inlined_nodes): New function.
-       (cgraph_mark_inline_edge): Re-implement.
-       (cgraph_mark_inline): Likewise.
-       (cgraph_check_inline_limits): Simplify.
-       (cgraph_recursive_inlining_p): New.
-       (update_callee_keys): Break out from ...
-       (cgraph_decide_inlining_of_small_functions): ... here; simplify.
-       (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
-       Likewise.
-       (cgraph_expand_all_functions):  Remove inline clones from the ordered
-       list.
-       (cgraph_preserve_function_body_p): New predicate.
-       (cgraph_optimize): Verify cgraph.
-       * function.h (struct function): Add fields saved_tree/saved_args.
-       * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
-       * toplev.c (rest_of_compilation): Do not free cfun.
-       * tree-inline.c: Include function.h
-       (struct inline_data): Add saving_p field; replace decl/current_decl by
-       node/current_node.
-       (insert_decl_map): New function.
-       (copy_body_r): Handle saving; update cgraph datastructure.
-       (copy_body): Handle recursive inlining.
-       (initialize_inlined_parameters): Likewise.
-       (expand_call_inline): Propagate node attributes; update cgraph.
-       (optimize_inline_calls): Verify that datastructure still match.
-       (save_body): New function.
-       * tree-inline.h (save_body): New.
-       * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
-       * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
-       * langhooks.c (lang_hooks): Add update_decl_after_saving.
-
-2004-04-01  Serge Belyshev  <1319@bot.ru>
-
-       PR target/14702
-       * config/i386/i386.md: fix source operand constraints in
-       mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
-
-2004-04-01  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
-
-       * fold-const.c (folda): Preserve types of comparisons.
-
-2004-04-01  Richard Henderson  <rth@redhat.com>
-
-       * toplev.c (backend_init): Move init_optimization_passes call ...
-       (lang_dependent_init): ... here.
-
-2004-04-01  Alan Modra  <amodra@bigpond.net.au>
-           Jakub Jelinek  <jakub@redhat.com>
-
-       * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
-       -lgcc --as-needed -lgcc_s --no-as-needed by default.
-       * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
-       * configure: Rebuilt.
-       * config.in: Rebuilt.
-       * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
-       (stage2-start, stage3-start, stage4-start): Likewise.
-       (stageprofile-start, stagefeedback-start): Likewise.
-
-2004-04-01  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
-       * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
-       * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
-       * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
-       (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
-       * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
-       with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
-       * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
-       * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
-       * config/sparc/t-linux: Removed.
-
-2004-04-01  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c++/14755
-       * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
-       "bitfld++ == const" to "++bitfld == const + incr" transformations.
-
-2004-04-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
-       * stor-layout.c (layout_decl): Likewise.
-       * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
-       * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
-       * print-tree.c (print_node): Handle various used of unsigned_flag.
-       * tree.def (BIT_FIELD_REF): Update comment.
-       * tree.h (TREE_UNSIGNED): Deleted.
-       (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
-
-2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
-       Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
-       * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
-       * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
-       * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
-       * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
-       * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
-       * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
-       * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
-       * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
-       REAL_TYPE, not INTEGER_TYPE.
-       (layout_type, case VECTOR_TYPE): Simplify code.
-       * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
-       * tree.h: Update comments.
-       (STRIP_NOPS): Use TYPE_UNSIGNED.
-       (TYPE_UNSIGNED): New macro.
-       (TYPE_TRAP_SIGNED): Remove now redundant check.
-       (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
-
-2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * function.c (put_var_into_stack): Properly set orig_reg for indirect.
-
-2004-03-31  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
-       Add darwin-fpsave.asm, darwin-vecsave.asm,
-       and darwin-world.asm.
-       (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
-       as the asm files contain altivec instructions.
-       * config/rs6000/darwin-fpsave.asm: New file.
-       * config/rs6000/darwin-vecsave.asm: New file.
-       * config/rs6000/darwin-world.asm: New file.
-
-2004-03-31  Zack Weinberg  <zack@codesourcery.com>
-
-       * gengtype-yacc.y (option, stringseq): Add missing
-       terminating semicolon.
-
-2004-03-30  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
-       tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
-       tls_dtprel_ha_32, tls_dtprel_ha_64,
-       tls_dtprel_lo_32, tls_dtprel_lo_64,
-       tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
-       tls_tprel_ha_32, tls_tprel_ha_64,
-       tls_tprel_lo_32, tls_tprel_lo_64,
-       tls_got_tprel_32, tls_got_tprel_64,
-       tls_tls_32, tls_tls_64): Replace register_operand with
-       gpc_reg_operand.
-
-2004-03-30  Mostafa Hagog  <mustafa@il.ibm.com>
-
-       * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
-       *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
-       *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
-       *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
-       *ctrdi_internal6): Replace register_operand with
-       nonimmediate_operand.
-
-2004-03-29  Fariborz Jahanian <fjahanian@apple.com>
-
-       * fold-const.c (fold): Reassociate multiply expression
-       with an adjacent non-multiply expression to use
-       architecture's multiply-add instruction.
-
-2004-03-30  Zack Weinberg  <zack@codesourcery.com>
-
-       * gengtype.c (create_option): New function.
-       * gengtype.h: Prototype it.
-       * gengtype-yacc.y (stringseq): New rule.
-       (option): Use create_option.  Add new bare ID production.  Use
-       stringseq, not STRING directly.
-
-       * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
-       * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
-       * varray.h, config/alpha/alpha.c:
-       Use new shorter form of GTY markers.
-
-       * doc/gty.texi: Rewrite.
-
-2004-03-30  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/darwin.c (machopic_function_base_name):
-       Remove current_name and getting the name of the
-       current function.
-
-2004-03-30  Nick Clifton  <nickc@redhat.com>
-
-       * config/arm/arm.md (thumb_jump): Reduce the backward branch
-       range, and increase the forward branch range, to allow for
-       the fact that the PC will be off by 4.
-
-2004-03-30  Alan Modra  <amodra@bigpond.net.au>
-
-       * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
-
-2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
-
-       * config/rs6000/rs6000.c (output_vec_const_move):
-       Find all cases of EASY_VECTOR_15_ADD_SELF.
-       (easy_vector_constant_add_self): Accept
-       all vector constant loadable by vsplt* and vadd*.
-       (easy_vector_same): Use easy_vector_splat_const.
-       (easy_vector_const): Use easy_vector_splat_const.
-       (easy_vector_splat_const): New function.
-       (gen_easy_vector_constant_add_self): New function.
-
-       * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
-       New prototype.
-
-       * config/rs6000/altivec.md (movv4si splitter): Change to
-       emit move insn with halfed vector constant.
-       (*movv8hi splitter): Likewise.
-       (*movv16qi splitter): Likewise.
-
-2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
-
-       PR 11591
-       * config/rs6000/rs6000.c (rs6000_legitimate_address):
-       Allow any offset to argument pointer in no-strict case.
-
-2004-03-30  Jan Hubicka  <jh@suse.cz>
-
-       * toplev.c (backend_init): Add missing call to inint_optimization_passes.
-       * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
-       dump file in non-unit-at-a-time mode.
-
-2004-03-29  Hans-Peter Nilsson  <hp@axis.com>
-
-       * config/cris/cris.h: Correct #ifdef to test for
-       HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
-       HAVE_AS_MUL_BUG_ABORT_OPTION.
-
-2004-03-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
-       the address inside the old RTL.
-
-2004-03-28  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
-       (struct c_binding, struct c_scope): Add chain_next
-       attributes to GTY markers.
-       (struct lang_identifier, struct lang_tree_node): Define
-       here...
-       * c-tree.h: ... not here.  No longer need to declare struct
-       c_binding either.  Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
-       * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
-       to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
-
-       PR 14734, 11944
-       * c-decl.c (get_parm_info): If error_mark_node is encountered
-       in the bindings chain, unbind and discard it; don't abort.
-
-2004-03-28  Olga Golovonevsky <olga@il.ibm.com>
-           Dorit Naishlos <dorit@il.ibm.com>
-
-       * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
-       one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
-
-2004-03-28  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
-
-       * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
-       (m68hc11_attribute_table): New attribute "page0" to mark a global
-       variable as being allocated from within page0 section.
-       (m68hc11_encode_label): New function.
-       (m68hc11_strip_name_encoding): New function.
-       (m68hc11_page0_symbol_p): New function.
-       (m68hc11_indirect_p): Accept global variables marked in page0.
-       (m68hc11_encode_section_info): Lookup "page0" attribute.
-
-       * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
-       represents access to page0 variables.
-
-       * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
-       ("*logicalsi3_silshl16_zext"): Likewise.
-       ("*ashldi3_const32"): Likewise.
-       (peephole2 ashift): Likewise.
-
-2004-03-28  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-tree.h (C_DECL_REGISTER): New.
-       * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
-       finish_decl, grokdeclarator, get_parm_info), c-typeck.c
-       (build_array_ref, c_mark_addressable): Set and use it.
-       * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
-       Allow structures with volatile fields to be declared register.
-       Don't check TREE_ADDRESSABLE before warning about taking address
-       of register.
-       * c-decl.c (finish_decl): Don't allow structures with volatile
-       fields to be placed in named register.
-       * doc/trouble.texi: Remove reference to structures with volatile
-       fields in registers.
-
-2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * function.c (thread_prologue_and_epilogue): Move
-       NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
-       before the epilogue.
-
-2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * expr.c (store_constructor): Use gen_int_mode to correctly
-       sign-extend CONST_INT value.
-
-2004-03-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
-       * builtins.def (DEF_C94_BUILTIN): New.  Add wctype builtins.
-       * doc/extend.texi: Likewise.
-
-2004-03-26  Diego Novillo  <dnovillo@redhat.com>
-
-       * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
-         with TYPE_ORIG_SIZE_TYPE.
-
-2004-03-25  Aldy Hernandez  <aldyh@redhat.com>
-
-       PR 14219
-       * c-typeck.c (build_binary_op): Do not allow comparisons of
-       vectors.
-
-2004-03-26  James A. Morrison  <ja2morri@uwaterloo.ca>
-
-       * config.gcc: Remove sparc-tti-*.
-       * config/sparc/pbd.h: Delete.
-
-       * config/sparc/sol2.h: Remove note about Sun OS 4.x.
-       * config/sparc/aout.h: Likewise.
-
-       * config/sparc/sparc.h: Remove if 0'd code.
-       * config/sparc/sparc.md (call): Remove if 0'd code.
-       (call_value): Likewise.
-       (nonlocal_goto): Likewise.
-       (unimp_insn): Delete.
-
-2004-03-25  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
-       BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
-
-2004-03-25  Richard Henderson  <rth@redhat.com>
-
-       PR 11527
-       * c-typeck.c (pop_init_level): Emit pending init elements earlier
-       rather than later.
-
-2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin): Fix error in last change.
-
-2004-03-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h: Formatting fix.
-
-2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.def: Add ctype builtins.
-       * doc/extend.texi: Likewise.
-
-2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin): Add new builtin optimizations for
-       sqrt and/or cbrt.
-       * fold-const.c (fold): Likewise.
-
-2004-03-25  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
-       (rs6000_sched_groups): New variable.
-       (processor_target_table): Add power5.
-       (rs6000_override_options): Set rs6000_sched_insert_nops,
-       rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
-       from rs6000_sched_groups.
-       (output_cbranch): Use rs6000_always_hint.
-       (rs6000_variable_issue): Use rs6000_sched_groups.
-       (rs6000_adjust_cost): Add CPU_POWER5.
-       (is_microcoded_insn): Use rs6000_sched_groups.
-       (is_dispatch_slot_restricted): Use rs6000_sched_groups.
-       Return 2 for POWER5 cracked instructions.
-       (is_cracked_insn): Use rs6000_sched_groups.
-       (is_branch_slot_insn): Use rs6000_sched_groups.
-       (rs6000_issue_rate): Add CPU_POWER5.
-       (rs6000_sched_finish): Use rs6000_sched_groups.
-       (rs6000_rtx_costs): Add PROCESSOR_POWER5.
-       * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
-       (DEFAULT_SCHED_COSTLY_DEP): Delete.
-       (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
-       (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
-       * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
-       * config/rs6000/power5.md: New file.
-       * doc/invoke.texi: Add power5 option.
-
-2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
-       config/arm/arm.c, objc/objc-act.c: Fix comment typos.
-       * doc/invoke.texi: Fix a typo.
-
-2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR optimization/9707.
-       * stmt.c (emit_case_nodes): Emit equality comparisons instead
-       of recursing if both children are single-valued cases with no
-       children.
-
-2004-03-25  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (vfp_print_multi): Remove.
-       (arm_output_fldmx): New function.
-       (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
-       (arm_expand_prologue): Update to match.
-       (arm_get_vfp_saved_size): New Function.
-       (arm_get_frame_offsets): Use it.
-       (arm_output_epilogue): Use new functions.
-
-2004-03-24  Richard Henderson  <rth@redhat.com>
-
-       * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
-       (reg_known_value, reg_known_value_size): Likewise; make static.
-       (reg_known_equiv_p): Make static.
-       (clear_reg_alias_info): Update for new indexing.
-       (get_reg_known_value, set_reg_known_value): New.
-       (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
-       (canon_rtx): Use them.
-       (init_alias_analysis): Likewise.  Allocate reg_known_value with gc.
-       Don't play queer offsetting games with reg_known_value and
-       reg_known_equiv_p.
-       (end_alias_analysis): Free reg_known_value with gc.
-       * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
-       * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
-       (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
-       functions instead.
-
-2004-03-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
-       config/i386/mmintrin.h: Update copyright.
-
-2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Add --enable-werror-always (for top level bootstrap
-       support).
-       * configure: Regenerate.
-
-2004-03-24  Ziemowit Laski  <zlaski@apple.com>
-
-       * objc/objc-act.c (objc_comptypes): Treat comparisons
-       between 'Class' and '<class> *' as explicitly invalid.
-
-2004-03-24  David Edelsohn  <edelsohn@gnu.org>
-
-       * doc/invoke.texi (-frename-registers): Add enabled at -O3.
-       (-fprofile-values): Add enabled with profile-{generate,use}.
-       (-fvpt): Same.
-       (-ftracer): Add enabled with profile-use.
-       (-funit-at-a-time): Add enabled at -O2,-O3.
-       (-funroll-loops): Add enabled with profile-use.
-       (-funswitch-loops): Add enabled with profile-use.  Remove duplicates.
-       (max-gcse-passes): Mention default.
-       (max-cse-path-length): Mention default.
-
-2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * Makefile.in (STRICT2_WARN): Reorder.
-       * configure.ac: Check for -Wold-style-definition, and use it
-       in strict1_warn if it's available.
-       * configure: Regnerate.
-
-2004-03-24  Paul Brook  <paul@nowt.org>
-
-       * config.gcc <arm>: Add --with-abi=
-       * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
-       thumb_far_jump_used): Remove prototypes.
-       (arm_needs_doubleword_align): Add prototype.
-       (thumb_compute_initial_elimination_offset): Ditto.
-       * config/arm/arm.c (arm_get_frame_offsets): New function.
-       (use_return_insn, output_return_instruction, arm_output_epilogue,
-       arm_output_function_epilogue, arm_compute_initial_elimination_offset,
-       arm_expand_prologue, thumb_expand_epilogue): Use it.
-       (arm_abi, target_abi_name, all_arm_abis): New variables.
-       (arm_override_options): Set them.  Set structure padding for AAPCS.
-       (arm_return_in_memory): Update ABI check.
-       (arm_init_cumulative_args): Initialize can_split.
-       (arm_needs_doubleword_align): New function.
-       (arm_function_arg): Don't split args after pushing to stack. Handle
-       doubleword/even reg alignment.
-       (arm_va_arg): Handle all doubleword aligned args.
-       (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
-       on ABI, not CPU.
-       (arm_compute_save_reg0_reg12_mask): Fix comment.
-       (thumb_get_frame_size, thumb_get_frame_size): Remove.
-       (thumb_jump_far_used_p): Remove superfluous argument.  Return save
-       value for alignment.
-       (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
-       to match.
-       (thumb_compute_initial_elimination_offset): New function.
-       (thumb_expand_prologue): Use arm_get_frame_offsets.  Remove
-       unneccessary rounding.
-       * config/arm/arm.h (target_abi_name): Declare.
-       (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
-       arm_abi_type, ARM_DEFAULT_ABI): Define.
-       (ARM_FLAG_ATPCS): Remove.
-       (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
-       (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
-       (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
-       TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
-       (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
-       Contitionalize on ABI, not CPU.
-       (struct arm_stack_offsets): Define.
-       (struct machine_function): Add stack_offsets.  Remove frame_size.
-       (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
-       pushed.
-       (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
-       doubleword alignment.
-       (THUMB_INITIAL_ELIMINATION_OFFSET,
-       ARM_INITIAL_ELIMINATION_OFFSET): Remove.
-       (INITIAL_ELIMINATION_OFFSET): Call functions directly.
-       * config/arm/arm.md (align_8): Enable for all targets.
-       * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
-       (ARM_DEFAULT_ABI): Define.
-       * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
-       -mstructure-size-boundary.
-
-2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Check for -Wno-variadic-macros; don't use
-       -pedantic (in stage 1 or a simple 'make all') unless it's available,
-       and if it's available, use it.  Also, clean up check for
-       -Wno-long-long.
-       * configure: Regenerate.
-
-2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
-       * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
-       (MULTILIB_DEFAULTS): Use it.
-       (MIPS_CPU_STRING_DEFAULT): Remove.
-       (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
-       (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120.  Make
-       EABI64 -mlong32 the default ABI.  Enforce the default architecture.
-       * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
-       march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
-       (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
-       (MULTILIB_EXCEPTIONS): Change choice of multilibs.  Update comments
-       accordingly.
-
-2004-03-24  DJ Delorie  <dj@redhat.com>
-           Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
-       (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
-       (ASM_SPEC): Pass down -mfix-vr4122-bugs.
-       * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
-       in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
-       (mips_init_libfuncs): Use special functions for divsi3 and modsi3
-       if TARGET_FIX_VR4122.
-       * config/mips/mips.md (define_attr length): Account for nops inserted
-       after macc and dmult when using -mfix-vr4122-bugs.
-       (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
-       * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
-       LIB2FUNCS_EXTRA.  Add config/mips/vr4122-div.S.
-       * config/mips/vr4122-div.S: New file.
-       * doc/invoke.texi: Document -mfix-vr4122-bugs.
-
-2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
-       (TARGET_MIPS4130): New macro.
-       (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
-       * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
-       (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
-       with PROCESSOR_R4130.
-       * config/mips/mips.md (define_attr cpu): Add r4130.
-       * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
-
-2004-03-24  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
-           Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
-
-2004-03-24  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR preprocessor/14438
-       * cpplib.c (do_pragma): Remove line_change call after pragma
-       handler.
-
-2004-03-23  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * doc/extend.texi (ARM Built-in Functions): Replace with correct
-       declarations.
-
-2004-03-23  Roger Sayle  <roger@eyesopen.com>
-
-       * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
-       if flag_unsafe_math_optimizations.
-       * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
-       and TARGET_80387 expand using truncdfsf2_noop pattern.
-       (truncxfsf2): Likewise using truncxfsf2_noop.
-       (truncxfdf2): Likewise using truncxfdf2_noop.
-       (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
-
-2004-03-23  Ziemowit Laski  <zlaski@apple.com>
-
-       * hooks.c (hook_constcharptr_tree_null): New hook.
-       * hooks.h (hook_constcharptr_tree_null): New prototype.
-       * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
-       * target.h (mangle_fundamental_type): New target hook.
-       * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
-       target hook at rs6000_mangle_fundamental_type.
-       (rs6000_mangle_fundamental_type): New function.
-       * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
-
-2004-03-23  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 12267, 12391, 12560, 13129, 14114, 14133
-       * c-tree.h: Forward declare struct c_binding.  Declare
-       c_override_bindings_to_false.  Update prototypes.
-       (struct lang_identifier): Update comments.  Change fields to be
-       struct c_binding *.
-       (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
-       (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
-       (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
-       (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
-       * c-common.h: Update prototypes.
-       * c-decl.c (struct c_scope): Update commentary.  Remove names,
-       names_last, parms, parms_last, tags, and shadowed fields.  Add
-       bindings and depth fields.
-       (scope_freelist): Move to more appropriate location.
-       (c_print_identifier): Update for changes to struct lang_identifier.
-       (objc_mark_locals_volatile): Update for new bindings structures.
-       (global_bindings_p): Honor c_override_global_bindings_to_false.
-       (pushlevel): Rename to push_scope; take no arguments; use the
-       scope_freelist; initialize scope->depth and check for overflow.
-       (poplevel): Rename to pop_scope; totally rewritten for new bindings
-       structures.
-       (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
-       C_DECL_INVISIBLE, for certain decisions.  Adjust some diagnostics.
-       Improve some commentary.  Adjust handling of forward parm decls.
-       (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
-       Preserve C_DECL_IN_EXTERNAL_SCOPE.
-       (warn_if_shadowing): Correct indentation.  Improve diagnostics.
-       (pushdecl): Remove unnecessary assertion.  Short-circuit anonymous
-       decls.  Rewrite for new bindings structures.  Improve commentary.
-       Eliminate the copy_node call.
-       (implicit_decl_warning): Use the "diag" idiom (as seen in
-       locate_old_decl) to reduce code duplication; call locate_old_decl
-       if appropriate.  Relocate to remove need for forward declaration.
-       (implicitly_declare): Adjust for new bindings structures.  Kludge
-       around Objective-C not-really-builtin functions.
-       (undeclared_variable): Improve diagnostics.  If current_function_decl
-       is nonnull but current_function_scope is null, use current_scope.
-       Use bind.
-       (lookup_tag): Adjust for new bindings structures.  Kludge around
-       Objective-C's tag declarations that wind up in the external scope.
-       (lookup_name): Adjust for new bindings structures.  Kludge around
-       c-common.c's pseudo-typedefs that wind up in the external scope.
-       (lookup_name_current_level): Rename lookup_name_in_scope; take a
-       second argument indicating the scope to examine; rewrite for
-       new bindings structures.
-       (c_init_decl_processing): Adjust for renamed functions.  Do not
-       initialize current_file_decl, first_builtin_decl, last_builtin_decl.
-       First scope pushed is the external scope, not the global scope.
-       (builtin_function): Use bind, not pushdecl.  Adjust other bits
-       for new data structures.  Keep track of builtins that should be
-       made visible automatically.
-       (start_decl): Adjust diagnostics.  Remove unnecessary call to
-       expand_decl.
-       (grokparms): Return 0 if arg_types is error_mark_node.
-       (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
-       reversed sense.  Rewrite for new bindings structures.  Do not
-       leave any decls in the scope, to prevent pop_scope from doing
-       contradictory things with them.
-       (finish_struct, finish_enum): Remove redundant diagnostics.
-       (build_enumerator): Don't cascade diagnostics for error_mark_node.
-       Mark location where -pedantic changes the meaning of the program.
-       (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
-       parameter decls into the function's scope structure using bind.
-       Warn here about function definitions in the wrong style.
-       Adjust diagnostics.
-       (store_parm_decls): Correct the determination of whether a
-       function was defined with a prototype.
-       (c_write_global_declarations): Operate on all file decls and on
-       the external scope.  Split body of the loop to...
-       (c_write_global_declarations_1): ... this new function, to avoid
-       code duplication.
-       (truly_local_externals, first_builtin_decl, last_builtin_decl)
-       (make_scope, pop_scope, in_parm_level_p, set_block)
-       (any_external_decl, record_external_decl, bind_label, getdecls)
-       (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
-       (c_reset_state): Delete.
-       (visible_builtins, c_override_global_bindings_to_false)
-       (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
-       (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
-       (external_scope, binding_freelist, bind, free_binding_and_advance)
-       (push_file_scope, pop_file_scope): New.
-       (pushtag, pushdecl_top_level, lookup_label, declare_label)
-       (define_label, c_make_fname_decl, finish_decl)
-       (mark_forward_parm_decls, build_compound_literal)
-       (grokdeclarator, start_function, check_for_loop_decls)
-       (identifier_global_value, record_builtin_type): Minor adjustments
-       for new bindings structures.  Improve diagnostics and commentary.
-       * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
-       pushlevel/poplevel respectively.
-       (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
-       * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
-       Warn about YYDEBUG not being defined only if -dy.  Remove no-longer-
-       correct loop over multiple translation units; call fatal_error if
-       requested to compile more than one file at once.  (This disables
-       IMA temporarily - an up-front error being preferable to a crash.)
-       * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
-       (all actions): Adjust calls to pushlevel/poplevel.
-       (parsing_iso_function_signature): Delete.
-       (extdef_1): Fold into extdef.
-       (old_style_parm_decls_1): Fold into old_style_parm_decls.  Don't
-       warn here about function definitions in the wrong style.
-       (after_tyle_declarator, parm_declarator_starttypename)
-       (parm_declarator_nostarttypename, notype_declarator): Remove
-       commented-out productions.
-       (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
-       an empty TREE_LIST node.  Adjust calls to get_parm_info.
-       (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
-       to suppress -Wold-style-definition after this error.
-       (c_parse_file): Don't clear the binding stack or call
-       finish_fname_decls here.  Correct comment.
-       * c-typeck.c (same_translation_unit_p): Export.
-       (common_type): Use c_override_global_bindings_to_false, not
-       pushlevel/poplevel/declare_parm_level.
-       * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
-       LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
-       and LANG_HOOKS_GETDECLS with do-nothing stubs.
-       * objc/objc-lang.c: Likewise.
-       * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
-       get_parm_info.
-       (OBJC_VOID_AT_END): Delete; replace all uses
-       with void_list_node.
-       (generate_forward_declaration_to_string_table): Delete.
-       * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
-
-       * coverage.c (create_coverage): Don't pushdecl anything.
-       * langhooks.c (lhd_clear_binding_stack): Call
-       lang_hooks.decls.poplevel, not poplevel.
-       * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
-       circular list rather than going into an infinite loop.
-
-2004-03-23  Olivier Hainque  <hainque@act-europe.fr>
-
-       * optabs.c (expand_binop): When synthesizing double word rotates
-       from single word shifts, use a new register target if the provided
-       target is not a REG already.
-
-2004-03-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
-       * c-common.c (handle_mode_attribute): Add extra arg to
-       build_pointer_type_for_mode and build_reference_type_for_mode.
-       * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
-       for INTEGER_CST.
-       * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
-       Chain pointers via TYPE_NEXT_PTR_TO.
-       (build_reference_type_for_mode): Similarly.
-       (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
-       and build_reference_type_for_mode.
-       (tree_check4_failed): New function.
-       * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
-       (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
-       (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
-       Add check.
-
-2004-03-23  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
-       A is nonnegative or B is nonnegative.  Similarly A|B is nonnegative
-       when both A and B are nonnegative.
-       (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
-       nonzero.
-
-2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
-       VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
-
-2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR optimization/14669
-       * fold-const.c (fold): Only unwiden integer comparisons for equality
-       and inequality operators, or when the signedness doesn't change.
-
-2004-03-23  Jakub Jelinek  <jakub@redhat.com>
-
-       * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
-       * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
-       * config/sparc/t-linux: New file.
-
-2004-03-23  Richard Sandiford  <rsandifo@redhat.com>
-
-       * gcse.c (can_assign_to_reg_p): New function, split out from...
-       (want_to_gcse_p): ...here.
-       (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
-       the rhs of a store.
-
-2004-03-22  Diego Novillo  <dnovillo@redhat.com>
-
-       * c-typeck.c (same_translation_unit_p): Fix pasto.
-
-2004-03-22  David Edelsohn  <edelsohn@gnu.org>
-
-       * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
-       (PARAM_MAX_SCHED_REGION_INSNS): New.
-       * sched-rgn.c: Include params.h
-       (MAX_RGN_BLOCKS): Delete.
-       (MAX_RGN_INSNS): Delete.
-       (too_large): Return bool.  Convert to PARAM_VALUE.
-       * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
-       * doc/invoke.texi (param): Document max-sched-region-blocks and
-       max-sched-region-insns.
-
-2004-03-22  Joel Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
-       for base types.
-
-2004-03-22  Joel Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
-       change.
-
-2004-03-22  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c/14069
-       * c-decl.c (finish_struct): Change type of incorrect flexible array
-       field into error_mark_node.
-
-2004-03-22  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/14580
-       * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
-       who are not local for Darwin PIC.
-
-2004-03-22  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * regrename.c (regrename_optimize): Set regs_ever_live for all
-       registers introduced as replacement.
-
-2004-03-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR middle-end/14470
-       * expr.c (mark_queue): New function.
-       (emit_insns_enqueued_after_mark): New function replacing
-       emit_queue.  Clear the body of emitted queued insns.
-       (emit_queue): Call emit_insns_enqueued_after_mark.
-       (store_expr): Mark the increment queue on entry.  Emit
-       only the incrementations queued when expanding the source.
-
-2004-03-22  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Allow --disable-coverage-flags (for the future benefit
-       of top level bootstrap, and consistency).  Reindent.
-       * configure: Regenerate.
-
-2004-03-21  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
-       ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
-       unnecessary casts.
-
-2004-03-22  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       PR target/14291
-       * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
-       __MINGW32__.
-
-2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
-       to nonimmediate_operand.
-       ("*doloop_di"): Likewise.
-
-2004-03-21  Alexandre Oliva  <aoliva@redhat.com>
-
-       * real.h (struct real_value): Use the same type for all
-       bitfields.  Rename exp to uexp.
-       (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
-       Adjust all uses of exp...
-       * builtins.c: ... here, ...
-       * emit-rtl.c: ... here, and ...
-       * real.c: ... and here.
-
-2004-03-21  Gabriel Dos Reis  <gdr@integrable-solutions.net>
-
-       * pretty-print.c (pp_base_maybe_space): New function.
-       * pretty-print.h (pp_base_maybe_space): Declare.
-       (pp_maybe_space): New macro.
-
-2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
-
-2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
-       of using register multiplication cost.
-       (expand_mult): Adapt choose_mult_variant call.
-       (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
-       of MODE; pass appropriate cost bound.  Adjust result when
-       performing signed multiplication by a negative constant.
-       Don't use intermediate modes larger than word_mode.
-
-2004-03-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
-       * emit-rtl.c (component_ref_for_mem_expr): Likewise.
-       (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
-       * explow.c (expr_size): Likewise.
-       * expr.h (placeholder_list, find_placeholder): Deleted.
-       * expr.c (store_constructor): Likewise.
-       (get_inner_reference): Likewise.  Also don't call find_placeholder.
-       (placeholder_list, find_placeholder): Deleted.
-       (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
-       (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
-       (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
-       * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
-       * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
-       Likewise.
-       * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
-       (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
-       * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
-       (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
-       Clean up by using first_rtl_op.
-       (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
-       (substitute_placeholder_in_expr): New function.
-       * tree.def (WITH_RECORD_EXPR): Deleted.
-       * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
-       (substitute_placeholder_in_expr): New.
-
-2004-03-21  Andrew Pinski  <pinskia@gcc.gnu.org>
-
-       * dojump.c (prefer_and_bit_test): Fix which part of
-       the and_test is replaced.
-
-2004-03-21  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * frontends.texi: Add missing line.
-
-2004-03-21  Zack Weinberg  <zack@codesourcery.com>
-           Chris Devers  <cdevers@pobox.com>
-           Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/frontends.texi: Rewrite.
-       * doc/gcc.texi: Update last modification date.
-
-2004-03-21  Josef Zlomek  <zlomekj@suse.cz>
-
-       * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
-       message before redirecting the edge.
-
-2004-03-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
-       flag.
-       * explow.c (force_not_mem): Set REG_POINTER flag according to
-       MEM_POINTER one.
-       * rtl.h (MEM_POINTER): New macro.
-       (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
-       for MEM_POINTER.
-
-2004-03-20  Roger Sayle  <roger@eyesopen.com>
-
-       PR target/13889
-       * cse.c (fold_rtx): Avoid substituting constants into unary
-       conversion operations.
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold): Replace "expr" with "t".
-
-2004-03-20  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR c/12373
-       * c-typeck.c (tagged_types_tu_compatible_p): Don't use
-       DECL_ORIGINAL_TYPE if there isn't one.
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold): Replace "final_type" with "type".
-       Remove variable "final_type".
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold): Constify "type".
-       Replace "TREE_TYPE (t)" with "type".
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
-       dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
-       via (*targetm.foo) () with targetm.foo ().
-
-2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR other/14630
-       * doc/install.texi: Add info directory category and entry.
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold): Replace "t" with "tem" where it is used
-       as a temporary variable.  Remove "orig_t" and all of its uses.
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold): Remove variable "invert".
-       Move the handling of relational expressions that can be folded
-       to a constant ...
-       (fold_relational_const): ... here.
-       (tree_expr_nonzero_p): New.
-
-2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/14635
-       * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
-       DEF_GCC_BUILTIN.
-
-2004-03-20  Richard Sandiford  <rsandifo@redhat.com>
-
-       * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
-       (GTFILES): Add $(srcdir)/dojump.h.
-       (gt-dojump.h): New dependency.
-       * dojump.c (and_reg, and_test, shift_test): New static variables.
-       (prefer_and_bit_test): New function.
-       (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
-
-2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
-       expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
-       reorg.c, tree.h: Fix comment typos.
-
-2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
-       c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
-       cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
-       haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
-       sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
-       vmsdbgout.c: Replace calls via (*targetm.foo) () with
-       targetm.foo ().
-
-2004-03-19  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
-       vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
-       always_inline attribute.
-       * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
-       Treat expansion as completed even if literal argument is
-       invalid (so that other expansions are not tried in vain).
-
-2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * loop-doloop.c (add_test): Replace GEN_INT (0) with
-       const0_rtx.
-
-2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
-       ...
-       (fold_abs_const): ... here.
-
-2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
-
-2004-03-19  Denis Chertykov  <denisc@overta.ru>
-
-       PR target/11520
-       * config/avr/avr.md ("call_insn"): Handle explicit integer
-       specially.
-       (call_value_insn): Likewise.
-
-2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
-
-2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * fold-const.c (negate_expr): Move the handling of constants
-       ...
-       (fold_negate_const): ... here.
-
-2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
-       * langhooks.h (struct lang_hooks_for_types): New field hash_types.
-       * tree.c (debug_no_type_hash): Deleted.
-       (type_hash_canon): Abort if passed a variant.
-       Check lang_hooks.types.hash_types.
-       (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
-       (build_array_type): Remove unnecessary allocation of pointer type.
-       (build_complex_type): Properly qualify resulting type.
-
-2004-03-19  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
-
-2004-03-19  Richard Sandiford  <rsandifo@redhat.com>
-
-       * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
-       (expand_mult): ...here.
-       (extract_high_half): New, split out from expand_mult_highpart.
-       (expand_highpart_optab): Likewise.  Don't clobber target prematurely.
-       (expand_highpart): Evaluate the cost of a shift/add sequence,
-       then see if any of the specialized optabs are cheaper.
-
-2004-03-18  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
-
-2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * convert.c (convert_to_real): Add more math builtins.
-
-2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * convert.c (convert_to_real): Reformat using switch stmt.
-
-2004-03-18  Mark Mitchell  <mark@codesourcery.com>
-
-       * c-common.c (pointer_int_sum): Do not complain about using
-       pointers to pointers-to-members.
-
-2004-03-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
-       have moved to the target hooks structure".
-
-2004-03-18  James E Wilson  <wilson@specifixinc.com>
-
-       * config/mips/mips.md (type): Split move into arith and fmove.  Split
-       hilo into mthilo and mfhilo.  Add trap.  Delete icmp.  Fix all uses.
-       * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
-       Likewise.
-       * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
-       Likewise.
-       * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
-       rm7_fp_quick): Likewise.
-       * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
-       rm9k_fquick): Likewise.
-       * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
-       Likewise.
-       (ir_sr70_icmp): Delete.
-
-2004-03-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
-       (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
-       (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
-       (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
-       (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
-       Protect with proper check.
-       (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
-       (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
-       * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
-       (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
-       * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
-       * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
-       not TYPE_FIELDS.
-       * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
-
-2004-03-18  Mostafa Hagog  <mustafa@il.ibm.com>
-
-       * gcse.c (eliminate_partially_redundant_loads): Reject change if
-       dest is set between beginning and current insn.
-
-2004-03-18  Mark Mitchell  <mark@codesourcery.com>
-
-       * c-decl.c (grokdeclarator): Do not complain about redeclaring
-       visible "static" identifiers "extern" in a local scope.
-       * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
-       post-increments/decrements.
-
-2004-03-18  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (current_function_arg_words): Delete.
-       (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
-       (xtensa_va_start): Remove assignment to current_function_arg_words.
-
-2004-03-18  Richard Sandiford  <rsandifo@redhat.com>
-
-       * alias.c (record_set): Detect the case where a register is assigned
-       a new value that has the same base term as the old one.
-
-2004-03-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * doloop.c: Removed.
-       * loop-doloop.c: New file.
-       * Makefile.in (doloop.o): Remove.
-       (loop-doloop.o): New.
-       * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
-       * cfgloopanal.c (get_loop_level): New function.
-       * loop-iv.c (iv_number_of_iterations): Handle case when loop
-       is leaved immediatelly.
-       * loop.c (strength_reduce): Do not call doloop optimization.
-       * loop.h (LOOP_BCT): Removed.
-       * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
-       (rest_of_handle_loop2): Call doloop_optimize_loops.
-       (rest_of_compilation): Test for optimizations moved to
-       rest_of_handle_loop2.
-
-2004-03-17  Fariborz Jahanian <fjahanian@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
-       for mixed mode.
-       (rs6000_emit_prologue): Ditto.
-       (rs6000_emit_epilogue): Ditto.
-       * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
-       macro for mixed mode.
-
-2004-03-18  Jan Hubicka  <jh@suse.cz>
-
-       * predict.c (propagate_freq): Compute correctly frequency of
-       EXIT_BLOCK.
-
-2004-03-17  Eric Christopher  <echristo@redhat.com>
-
-       * builtins.c (apply_args_size): Use reg_raw_mode.
-       (apply_result_size): Ditto.
-
-2004-03-17  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
-
-       PR target/14620
-       * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
-
-2004-03-17  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
-       32-bit builds when defaulting to 32-bit.
-
-2004-03-17  Jan Hubicka  <jh@suse.cz>
-
-       * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
-       array.
-
-2004-03-17  James E Wilson  <wilson@specifixinc.com>
-
-       * config/mips/mips.md (zero_extendsidi2): Add length attribute.
-       (hazard_nop): Change type to nop.
-       (type): Split arith into arith, shift, slt, clz.  Delete darith.
-       Fix all uses.  Change arith to multi if more than one insn emitted.
-       * config/mips/5400.md (ir_vr54_arith): Likewise.
-       * config/mips/5500.md (ir_vr55_arith): Likewise.
-       * config/mips/7000.md (rm7_int_other): Likewise.
-       * config/mips/9000.md (rm9k_int): Likewise.
-       * config/mips/sr71k.md (ir_sr70_arith): Likewise.
-
-2004-03-17  Joel Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (subrange_type_die): Define new variable "subtype"
-       to hold the subtype tree instead of recomputing it several times.
-
-2004-03-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mn10300/mn10300.c (notice_update_cc): Don't handle
-       CC_INVERT.
-       * config/mn10300/mn10300.md (cc): Remove "invert".
-
-2004-03-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (integer_valued_real_p): Add builtin rint.
-       (fold_builtin): Likewise.
-       * convert.c (convert_to_real): Likewise.
-
-       * convert.c (convert_to_real): Fix typos in `long double'
-       builtins.
-
-2004-03-16  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/14481
-       * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
-       generated COMPOUND_EXPRs.
-
-2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
-
-       * config/h8300/t-rtems (h8300-*-rtems*): New.
-
-2004-03-16  Eric Christopher  <echristo@redhat.com>
-
-       * doc/cppopts.texi(fwide-exec-charset): Fix typo.
-
-2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i386/i386-protos.h: Add a prototype for
-       ix86_reverse_condition.
-       * config/i386/i386.c (ix86_reverse_condition): New.
-       * config/i386/i386.h (REVERSE_CONDITION): Use
-       ix86_reverse_condition.
-       * config/i386/i386.md: Use ix86_reverse_condition instead of
-       REVERSE_CONDITION.
-
-2004-03-16  J. Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
-
-2004-03-16  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       PR bootstrap/12974
-       * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
-
-2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * c-common.c (c_common_type_for_mode): Build vector types on
-       demand.
-       (handle_mode_attribute): Deprecate using the mode attribute
-       to create vector types.  Fix indentation.
-       (vector_type_node_list): Remove.
-       (handle_vector_size_attribute): Create vector types on demand.
-       Strip a NON_LVALUE_EXPR from the attribute if there is one.
-       * c-typeck.c (comptypes): Make vector types compatible if they
-       have the same underlying mode.
-       (convert_for_assignment): Use comptypes to convert between
-       vector types.
-       * tree.c (build_common_tree_nodes_2): Do not create vector types.
-       * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
-       vector types.
-       * tree.h: Remove vector types.
-       * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
-       * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
-       (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
-       V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
-       * doc/extend.texi (Vector Types): Document how to use the
-       vector_size attribute to create vectors, rather than mode.
-
-       * config/arm/mmintrin.h: Use vector_size attribute, not mode.
-       * config/i386/emmintrin.h: Likewise.
-       * config/i386/mmintrin.h: Likewise.
-       * config/i386/xmmintrin.h: Likewise.
-       * config/sh/ushmedia.h: Likewise.
-
-2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/freebsd-spec.h, config/arc/arc-protos.h,
-       config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
-       config/arm/linux-gas.h, config/arm/semi.h,
-       config/cris/cris-protos.h, config/i386/xm-djgpp.h,
-       config/ia64/freebsd.h, config/mips/7000.md,
-       config/mips/9000.md, config/ns32k/ns32k-protos.h,
-       config/sparc/pbd.h: Update copyright.
-
-2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
-
-       PR target/14577
-       * config.gcc: Switch sh-*-rtems* to ELF.  Add sh-*-rtemscoff.
-
-2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (combine_simplify_rtx): Remove the "last"
-       parameter and its documentation.  Adjust recursive calls.
-       (simplify_logical): Always perform the only simplification
-       controlled by "last", if the simplified expression is
-       actually different.
-       (try_combine): Do not pass the "last" parameter to
-       combine_simplify_rtx.
-
-2004-03-16  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/14599
-       * config/mips/mips.md (UNSPEC_GP): New constant.
-       * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
-       an UNSPEC instead of (reg $gp).
-       (mips16_gp_pseudo_reg): Change accordingly.
-       (print_operand): Print $gp directly when handling CONST_GP_P.
-
-2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
-
-       * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
-       * longlong.h: Make code 68060 clean when compiling for m68060.
-
-2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
-
-       * config/m68k/m68k.md: Fix constraints for bitfield instructions.
-       * doc/md.texi: Clarify description of "i" constraint.
-
-2004-03-15  James E Wilson  <wilson@specifixinc.com>
-
-       * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
-       Split store into store, fpstore, fpidxstore.  Fix all uses.
-       * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
-       Likewise.
-       * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
-       * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
-       * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
-       * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
-       ir_sr70_fstore): Likewise.
-
-2004-03-15  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/14535
-       * except.c (collect_one_action_chain): Record action for cleanup
-       outer of exception spec.
-
-2004-03-15  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
-       Fix the check for abort and only do the mmap if we can.
-
-2004-03-15  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * config/sparc/sparc.h: Rework comments about the code model
-       in 64-bit environment and the mode 'Pmode'.
-       * doc/invoke.texi (SPARC options): Rework description of the
-       different code models supported in 64-bit environment.
-
-2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * defaults.h (REVERSIBLE_CC_MODE): Define.
-       * jump.c (reversed_comparison_code_parts): Don't check if
-       REVERSIBLE_CC_MODE is defined.
-
-2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
-       et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
-       hosthooks.h, params.h, ra-colorize.c, web.c,
-       config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
-       config/avr/avr-protos.h, config/avr/avr.md,
-       config/fr30/fr30-protos.h, config/fr30/fr30.md,
-       config/h8300/fixunssfsi.c, config/i386/darwin.h,
-       config/i386/freebsd.h, config/i386/freebsd64.h,
-       config/ia64/hpux.h, config/ia64/unwind-ia64.c,
-       config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
-       config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
-       config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
-       config/pa/pa64-regs.h, config/rs6000/aix41.h,
-       config/rs6000/aix43.h, config/rs6000/host-darwin.c,
-       config/sparc/aout.h, config/sparc/freebsd.h,
-       config/sparc/litecoff.h, config/vax/vax-protos.h,
-       doc/hostconfig.texi, doc/include/gcc-common.texi: Update
-       copyright.
-
-2004-03-15  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
-
-2004-03-15  Gabriel Dos Reis  <gdr@integrable-solutions.net>
-
-       * c-pretty-print.c (pp_c_semicolon): Fix formatting.
-       (pp_c_cv_qualifier): Document.
-       (pp_c_space_for_pointer_operator): Likewise.
-       (pp_c_integer_constant): Likewise.
-       (pp_c_identifier): Likewise.
-       (pp_c_init_declarator): Don't print function body.
-
-2004-03-14  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
-       doc/install.texi, doc/invoke.texi, doc/makefile.texi,
-       doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
-       "gcc", "g++" and "g77" or mark up with appropriate markup.  Adjust
-       wording and grammar.
-
-2004-03-14  Roger Sayle  <roger@eyesopen.com>
-
-       * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
-       with lang_hooks.foo ().
-       * builtins.c (expand_builtin_va_arg): Likewise.
-       * c-common.c (fname_as_string, c_common_truthvalue_conversion,
-       c_common_type_for_mode, c_common_nodes_and_builtins,
-       handle_mode_attribute, handle_vector_size_attribute): Likewise.
-       * c-convert.c (convert): Likewise.
-       * c-format.c (check_format_types): Likewise.
-       * c-objc-common.c (c_tree_printer): Likewise.
-       * c-typeck.c (build_unary_op, build_conditional_expr,
-       build_binary_op): Likewise.
-       * calls.c (try_to_integrate, expand_call,
-       emit_library_call_value_1): Likewise.
-       * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
-       Likewise.
-       * cgraphunit.c (record_call_1, cgraph_analyze_function,
-       cgraph_expand_function): Likewise.
-       * convert.c (convert_to_pointer, convert_to_integer): Likewise.
-       * coverage.c (build_fn_info_type, build_ctr_info_type,
-       build_gcov_info, create_coverage): Likewise.
-       * dbxout.c (dbxout_init): Likewise.
-       * diagnostic.c (diagnostic_report_current_function): Likewise.
-       * dojump.c (do_jump): Likewise.
-       * dwarf2out.c (dwarf2_name): Likewise.
-       * except.c (init_eh): Likewise.
-       * explow.c (expr_size, int_expr_size): Likewise.
-       * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
-       Likewise.
-       * expr.c (store_expr, store_constructor, safe_from_p,
-       expand_expr_real, do_store_flag, try_casesi): Likewise.
-       * function.c (push_function_context_to, pop_function_context_from,
-       free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
-       put_var_into_stack, allocate_struct_function, current_function_name):
-       Likewise.
-       * integrate.c (copy_decl_for_inlining, expand_inline_function):
-       Likewise.
-       * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
-       lhd_print_error_function): Likewise.
-       * opts.c (handle_option, decode_options): Likewise.
-       * passes.c (open_dump_file): Likewise.
-       * print-tree.c (print_node): Likewise.
-       * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
-       expand_decl_cleanup, emit_case_nodes): Likewise.
-       * stor-layout.c (variable_size): Likewise.
-       * toplev.c (announce_function, wrapup_global_declarations,
-       check_global_declarations, compile_file, default_tree_printer,
-       process_options, lang_dependent_init, finalize): Likewise.
-       * tree-dump.c (dequeue_and_dump): Likewise.
-       * tree-inline.c (remap_decl, remap_block, copy_body_r,
-       initialize_inlined_parameters, declare_return_variable,
-       inlinable_function_p, expand_call_inline, optimize_inline_calls,
-       walk_tree, copy_tree_r): Likewise.
-       * tree-optimize.c (tree_rest_of_compilation): Likewise.
-       * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
-       unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
-       variably_modified_type_p, dump_tree_statistics): Likewise.
-       * varasm.c (assemble_variable, compare_constant, copy_constant,
-       force_const_mem, compute_reloc_for_constant, output_constant,
-       output_addressed_constants, initializer_constant_valid_p): Likewise.
-
-2004-03-14  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
-
-2004-03-14  Andreas Tobler  <a.tobler@schweiz.ch>
-
-       * doc/install.texi: Reflect autoconf and automake version for
-       libffi. Update autoconf version to 2.59.
-
-2004-03-13  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (negate_expr, operand_equal_for_comparison_p,
-       optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
-       make_range, build_range_check, fold_range_test, unextend,
-       constant_boolean_node, fold_binary_op_with_conditional_arg,
-       fold_truthop, fold_mathfn_compare, fold_inf_compare,
-       fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
-       with lang_hooks.foo ().
-
-2004-03-14  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
-
-2004-03-13  Dara Hazeghi  <dhazeghi@yahoo.com>
-
-       * doc/install.texi: Note status of -fnew-ra.
-
-2004-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR middle-end/14470
-       * expr.c (store_expr): Call emit_queue before generating the move
-       from the temporary to the original target.  Protect the temporary
-       from emit_queue.
-
-2004-03-13  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/14533
-       * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
-       other than UNSPEC_GOTOFF.
-
-2004-03-13  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (arm_legitimate_address_p): New argument, OUTER.  Pass through
-       to arm_legitimate_index_p.  Update all callers with SET as default
-       value.
-       (arm_legitimate_index_p): New argument, OUTER.  Restrict the index
-       range if OUTER is a sign-extend operation on QImode.  Correctly
-       reject shift operations on sign-extended QImode addresses.
-       (bad_signed_byte_operand): Delete.
-       (arm_extendqisi_mem_op): New function.
-       * arm.h (EXTRA_CONSTRAINT_ARM): Delete.  Replace with...
-       (EXTRA_CONSTRAINT_STR_ARM): ... this.  Handle extended address
-       constraints.
-       (CONSTRAINT_LEN): New.
-       (EXTRA_CONSTRAINT): Delete.  Replace with...
-       (EXTRA_CONSTRAINT_STR): ... this.
-       (PREDICATE_CODES): Remove bad_signed_byte_operand.
-       * arm.md (extendqihi_insn): Use new constraint Uq.  Rework.  Length
-       is now always default.
-       (define_splits for bad sign-extend loads): Delete.
-       (arm_extendqisi, arm_extendqisi_v5): Likewise.
-       * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
-       Rework 'U' constraint to 'Uv'.
-       * arm-protos.h: Remove bad_signed_byte_operand.  Add
-       arm_extendqisi_mem_op.
-       * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
-       Add Uq constraint.
-
-2004-03-13  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
-       with targetm version.
-
-       PR target/14567
-       * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
-       (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
-       * config/rs6000/rs6000.c (rs6000_arg_size): New function.
-       Update all users of RS6000_ARG_SIZE.
-       (function_arg_advance): Count fregno using mode size.
-       (function_arg): Handle long double split over regs and memory.
-       (function_arg_partial_nregs): Likewise.
-       (rs6000_va_arg): Repackage complex args.
-
-2004-03-13  Dean Ferreyra <dferreyra@igc.org>
-
-       PR target/14047
-       * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
-       (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
-       * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
-
-2004-03-12  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
-       prototype.
-       * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
-       * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
-
-2004-03-12  Andrew Pinski  <apinski@apple.com>
-
-       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
-       Use ret instead of result. Use addr instead of base.
-
-2004-03-12  David Edelsohn  <edelsohn@gnu.org>
-
-       * doc/install.texi (*-ibm-aix*): Document assembler and achiver
-       fixes required by libstdc++ and update installation instructions
-       for libstdc++.a.
-
-2004-03-12  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
-       leading '@' on fastcall symbols before stripping suffix.
-
-2004-03-12  Roger Sayle  <roger@eyesopen.com>
-
-       * combine.c (unmentioned_reg_p): New function to check whether an
-       expression is a "specialization" of another, i.e. that there are
-       no registers or memory references mentioned in the first that don't
-       appear in the second.
-       (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
-       (combine_instructions): Also try combining instructions using the
-       REG_EQUAL note from a preceding log-linked instruction.
-
-2004-03-12  Roger Sayle  <roger@eyesopen.com>
-
-       * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
-
-2004-03-12  Matt Austern  <austern@apple.com>
-
-       * target.h (struct gcc_target): New target hook, unwind_label.
-       * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
-       * output.h (default_emit_unwind_label): New function.
-       * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
-       (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
-       (TARGET_SUPPORTS_HIDDEN): New target macro.
-       * dwarf2out.c (struct dw_fde_struct): Add field for function decl
-       that corresponds to this FDE.
-       (FRAME_BEGIN_LABEL): Allow target to override default label.
-       (output_call_frame_info): If FDEs are linknonce, then use extra
-       indirection for FDE encoding, output a label for each FDE, and
-       output an empty label for each function without an FDE.
-       (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
-       * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
-       decls with DECL_ONE_ONLY set, if that macro is defined.
-       (make_decl_one_only): Don't use DECL_COMMON if we're compiling
-       for a SUPPORTS_ONE_ONLY target.
-       * config/darwin-protos.h (darwin_unique_section): Declare.
-       (darwin_asm_named_section): Likewise.
-       (darwin_section_type_flags): Likewise.
-       (darwin_non_lazy_pcrel): Likewise.
-       (darwin_emit_unwind_label): Likewise.
-       (darwin_make_decl_one_only): Likewise.
-       * config/darwin.c (machopic_finish): Get rid of tweak that
-       eliminate stubs for symbols that are defined.
-       (darwin_encode_section_info): Don't treat weak functions as defined.
-       (darwin_make_decl_one_only): Define.
-       (darwin_asm_named_section): Likewise.
-       (darwin_section_type_flags): Likewise.
-       (darwin_unique_section): Likewise.
-       (darwin_emit_unwind_label): Likewise.
-       (darwin_non_lazy_pcrel): Likewise.
-       (darwin_asm_output_dwarf_delta): Difference between two labels is
-       local only if both labels are local.
-       * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
-       (ASM_MAKE_LABEL_LINKONCE): Likewise.
-       (TARGET_SUPPORTS_HIDDEN): Likewise.
-       (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
-       (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
-       (FRAME_BEGIN_LABEL): Likewise.
-       (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
-       (ASM_DECLARE_FUNCTION_NAME): Likewise.
-       (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
-       (TARGET_ASM_UNIQUE_SECTION): Define.
-       (EH_FRAME_SECTION_NAME): Define.
-       (EH_FRAME_SECTION_ATTR): Likewise.
-       (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
-       (TARGET_ASM_NAMED_SECTION): Likewise.
-       (TARGET_SECTION_TYPE_FLAGS): Likewise.
-       * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
-       TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
-       TARGET_ASM_EMIT_UNWIND_LABEL.
-
-2004-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (expand_builtin_mathfn): Add pow10* to the
-       existing exp10* case.
-       (expand_builtin): Likewise.
-
-2004-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/tm.texi (registers) <Values in Registers>: Add
-       entry for REGMODE_NATURAL_SIZE.
-
-2004-03-12  Richard Henderson  <rth@redhat.com>
-
-       PR target/14547
-       * target.h (struct gcc_target): Move calls substructure before
-       booleans.  Add split_complex_arg.
-       * function.c (assign_parms, split_complex_args): Use it.
-       * calls.c (expand_call): Likewise.
-       (split_complex_values): Likewise.  Check for splittable types
-       before allocating memory.
-       (split_complex_types): Likewise.
-       * system.h (SPLIT_COMPLEX_ARGS): Poison.
-       * expr.h (SPLIT_COMPLEX_ARGS): Remove.
-       * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
-       * config/alpha/alpha.c (alpha_split_complex_arg): New.
-       (TARGET_SPLIT_COMPLEX_ARG): New.
-       * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
-       * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
-       (rs6000_override_options): Zap it for non-AIX.
-       (rs6000_function_value): Use targetm.calls.split_complex_arg.
-       * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
-       * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
-       * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
-       * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
-       SPLIT_COMPLEX_ARGS entry.
-
-2004-03-11  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
-       (alpha_lookup_xfloating_lib_func): Use them, return rtx.
-       (alpha_emit_xfloating_arith): Update to match.
-       (alpha_emit_xfloating_compare): Likewise.
-       (alpha_emit_xfloating_cvt): Likewise.
-       (alpha_emit_xfloating_libcall): Take already built symbol,
-       mark call const.
-       * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
-       op1 in a register.
-
-2004-03-11  Richard Henderson  <rth@redhat.com>
-
-       PR target/14539
-       * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
-
-       * simplify-rtx.c (simplify_relational_operation): Fix typo.
-
-2004-03-11  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/14477
-       * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
-
-2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR target/14262
-       * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
-       defined, pass small BLKmode values in registers in the low-order part.
-
-2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * combine.c (if_then_else_cond): Check for NULL return value of
-       simplify_gen_subreg.
-
-2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/14496
-       * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
-       TARGET_SINGLE_FLOAT.
-
-2004-03-11  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
-       * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
-       * config/ia64/ia64.c (ia64_init_libfuncs): New.
-       (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
-
-2004-03-11  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
-       -((int)X>>C) where C is an integer constant one bit less than the
-       size of X into (unsigned)X>>C.  Similarly for unsigned->signed.
-       (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
-
-       * simplify-rtx.c (simplify_unary_operation): Also implement the
-       above transformations at the RTL level.
-
-2004-03-11  Alan Modra  <amodra@bigpond.net.au>
-
-       * real.c (encode_ibm_extended): Do round low word.
-
-2004-03-11  Ben Elliston  <bje@wasabisystems.com>
-
-       * config/arm/arm.md (is_xscale): Comment this attribute and move
-       it a bit further up in the file, closer to related attributes.
-
-2004-03-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/host-solaris.c (sol_gt_pch_use_address): Add
-       missing terminating marker to comment.
-
-2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
-       (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
-       (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
-       (*movsf_mips16, *movdf_mips16):  Name unnamed patterns.  Use
-       move_operand as source predicate in all cases.
-       (*movdi_32bit): Renamed from movdi_internal.  Remove 'F' constraint.
-       Test reg_or_0_operand.  Use move_operand as source predicate.
-       (*movdi_64bit): Renamed from movdi_internal2.  Test reg_or_0_operand.
-       (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
-       (*movsi_internal): Renamed from movsi_internal.  Test reg_or_0_operand.
-       (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
-       (*movhi_internal): Renamed from movhi_internal.  Test reg_or_0_operand.
-       Use move_operand as source predicate.  Remove 'K' constraint.
-       (*movqi_internal): Likewise movqi_internal.
-       (*movsf_hardfloat): Renamed from movsf_internal1.  Test
-       reg_or_0_operand.  Use move_operand as source predicate.
-       (*movsf_softfloat): Likewise movsf_internal2.
-       (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
-       (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
-       (*movdf_softfloat): Likewise movdf_internal2.
-       * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
-       for DImode if !TARGET_64BIT.
-       (mips_legitimize_move): Simplify accordingly.
-
-2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
-
-       PR/14362
-       * var-tracking.c (struct variable_def): Added field refcount.
-       (variable_htab_free): Decrease the refcount and delete variable
-       only if there are no more references.
-       (unshare_variable): New function.
-       (vars_copy_1): Increase refcount instead of copying the variable.
-       (variable_union): Share the variables where possible, unshare
-       the variables if needed.
-       (variable_different_p): Return false if var1 and var2 are
-       the same structure.
-       (variable_was_changed): Init the refcount of new variable.
-       (set_frame_base_location): Unshare variable if needed.
-       (set_variable_part): Init the refcount of new variable.
-       Unshare the variables if needed.
-       (delete_variable_part): Unshare the variables if needed.
-       (emit_notes_for_differences_1): Init the refcount of new variable.
-       (vt_add_function_parameters): Do not add function parameters to
-       IN set of ENTRY_BLOCK_PTR because it is unused anyway.
-       (vt_initialize): Do not add frame_base_decl to IN set of
-       ENTRY_BLOCK_PTR because it is unused anyway.
-
-2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
-
-       * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
-       (vars_copy): Likewise.
-       (variable_union): Likewise.
-       (set_variable_part): Likewise.
-       (delete_variable_part): Likewise.
-
-2004-03-11  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
-       ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
-       config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
-       config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
-       config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
-       config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
-       config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
-       config/pdp11/pdp11.h, config/rs6000/rs6000.c,
-       config/stormy16/stormy16.c: Fix comment typos and formatting.
-
-2004-03-11  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure: Regenerate, since I forgot to while committing Paolo's
-       changes.
-
-2004-03-08  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR ada/14131
-       Move language detection to the top level.
-       * configure.ac: Remove code to detect languages,
-       it now lives exclusively in the top level.
-       * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
-       top level, renamed to ACX_PROG_GNAT.
-
-2004-03-10  Richard Henderson  <rth@redhat.com>
-
-       * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
-       extra arguments.
-       * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
-       and host_xmake_file fragments.
-       * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
-       (gt_pch_restore): Similarly for gt_pch_use_address.
-       (default_gt_pch_get_address): New.
-       (mmap_gt_pch_get_address): Split out of gt_pch_save.
-       (default_gt_pch_use_address): Split out of gt_pch_restore.
-       (mmap_gt_pch_use_address): Likewise.
-       * hooks.c (hook_voidp_size_t_null): Remove.
-       (hook_bool_voidp_size_t_false): Remove.
-       * hooks.h: Likewise.
-       * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
-       default_ or mmap_ definitions.
-       (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
-       * hosthooks.h (struct host_hooks): Update gt_pch_get_address
-       and gt_pch_use_address.
-       * config/host-linux.c, config/host-solaris.c: New files.
-       * config/x-linux, config/x-solaris: New files.
-       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
-       Update for changed definition.
-       (darwin_rs6000_gt_pch_use_address): Likewise.
-       * doc/hostconfig.texi: Update docs.
-
-2004-03-10  Richard Henderson  <rth@redhat.com>
-
-       PR c/14517
-       * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
-       except for pedantic c90 mode.
-
-2004-03-10  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * configure.ac: Bump AC_PREREQ to 2.59.
-       * configure: Regenerate.
-
-2004-03-10  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
-       (exp10_optab, exp2_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
-       * genopinit.c (optabs): Implement exp10_optab and exp2_optab
-       using exp10?f2 and exp2?f2 patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
-       using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
-       (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
-       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
-       exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
-       exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
-
-2004-03-10  Anthony Green  <green@redhat.com>
-
-       * doc/invoke.texi (ARM Options): Fix -mpfu typo.
-
-2004-03-10  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
-       (TARGET_OS_AIX_CPP_BUILTINS): this.  Conditionally define
-       __LONGDOUBLE128.
-       * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
-       TARGET_OS_AIX_CPP_BUILTINS.
-       * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
-       * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
-       * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
-       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
-       previous change.
-
-2004-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
-
-2004-03-10  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
-       __LONGDOUBLE128 on AIX.
-
-2004-03-10  Andrew Haley  <aph@redhat.com>
-
-       PR optimization/14381
-       * function.c (expand_function_end): Emit a blockage insn before
-       the epilogue when -fnon-call-exceptions is used.
-
-       * except.c (expand_start_all_catch): Make comment more accurate.
-
-2004-03-08  Joel Sherrill  <joel@oarcorp.com>
-
-       PR target/14480
-       * config/rs6000/t-rtems: Add missing file on branch.
-
-2004-03-10  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * dbxout.c (dbxout_symbol_location): Do not output references
-       to optimized-out constant pool symbols.
-
-2004-03-10  Andreas Schwab  <schwab@suse.de>
-
-       * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
-       twon34_r.
-
-2004-03-09  James E Wilson  <wilson@specifixinc.com>
-
-       * alias.c (alias_sets_might_conflict_p): New.
-       * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
-       * common.opt (Wstrict-aliasing=): New.
-       * flags.h (warn_strict_aliasing): Change type to int.
-       * opts.c (warn_strict_aliasing): Change type to int.
-       (common_handle_option): Handle OPT_Wstrict_aliasing_.
-       * tree.h (alias_sets_might_conflict_p): Declare it.
-       * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
-
-2004-03-10  Roman Zippel  <zippel@linux-m68k.org>
-
-       PR bootstrap/12371
-       * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
-       (CALL_USED_REGISTERS): Likewise.
-       (REG_CLASS_CONTENTS): Likewise.
-       (REG_ALLOC_ORDER): New.
-       (REGNO_REG_CLASS): Use regno_reg_class.
-       * config/m68k/m68k.c: Add regno_reg_class array.
-
-2004-03-09  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.md (divsi3): Fix algorithm.
-         (udivsi3): Ditto.
-         (setf_exp_xf): Remove '*' from name.
-       * testsuite/gcc.dg/20040309-1.c: New test.
-
-2004-03-09  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
-       * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
-       * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
-       * config/sparc/sparc.c (sparc_aout_select_section): Remove.
-       (sparc_aout_select_rtx_section): Don't check
-       SUNOS4_SHARED_LIBRARIES.
-       * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
-
-2004-03-10  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR other/14474
-       * doc/md.texi (Pattern Ordering, Dependent Patterns)
-       (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
-       INTERNALS".
-
-2004-03-09  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
-       (LIBGCC_SPEC): Update to match.
-
-2004-03-09  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (last_function_parms, last_function_parm_tags)
-       (last_function_parm_others, current_function_parms)
-       (current_function_parm_tags, current_function_parm_others):
-       Delete.
-       (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
-       New macros.
-       (grokdeclarator): For function definitions, save the arg-info
-       block from the declarator in DECL_ARGUMENTS.
-       (grokparms): Do not write to last_function_parm*.  Use ARG_INFO_*
-       macros to operate on arg-info block.  Can assume ARG_INFO_PARMS
-       contains only PARM_DECLs.  Improve diagnostics.
-       (get_parm_info): Use ARG_INFO_* macros.  Improve comments and
-       diagnostics.  Disable some expensive checks if not ENABLE_CHECKING.
-       (store_parm_decls_newstyle): Take the function to operate on,
-       and an arg-info block, as arguments; don't get anything from
-       current_function_* globals.
-       (store_parm_decls_oldstyle): Likewise.
-       (store_parm_decls): Pass fndecl and its arg-info block down to
-       store_parm_decls_newstyle/oldstyle.  Send functions with empty
-       argument lists through store_parm_decls_newstyle to reduce
-       overhead.
-       (pushdecl): Comment on the problems with the call to copy_node.
-       Clear DECL_ARGUMENTS of the old node after copying it, if it
-       is an arg-info block instead of a chain of decls.
-       (start_function): Do not manipulate current_function_parm* or
-       last_function_parm*.
-
-2004-03-09  Roger Sayle  <roger@eyesopen.com>
-           Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * ifcvt.c (noce_try_sign_mask): New function to transform
-       "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
-       (noce_process_if_block): Call noce_try_sign_mask.
-
-2004-03-09  Andrew Pinski  <apinski@apple.com>
-
-       * c-typeck.c (tagged_types_tu_compatible_p):
-       Fix typo.
-
-2004-03-09  Roger Sayle  <roger@eyesopen.com>
-
-       * simplify-rtx.c (simplify_const_relational_operation): New function
-       renamed from simplify_relational_operation.
-       (simplify_relational_operation): Change prototype to accept an
-       additional mode argument.  Call simplify_const_relational_operation.
-       (simplify_gen_relational): Update simplify_relational_operation call.
-       (simplify_ternary_operation): Update simplify_relational_operation
-       subroutine call to use simplify_const_relational_operation instead.
-
-       * rtl.h (simplify_const_relational_operation): Prototype here.
-       (simplify_relational_operation): Add addtional mode argument.
-
-       * combine.c (combine_simplify_rtx): Update calls to
-       simplify_relational_operation.
-       (simplify_set): Likewise.
-       (gen_binary): Likewise.
-       * cse.c (fold_rtx): Likewise.
-       * dojump.c (compare_from_rtx): Likewise.
-       (do_compare_rtx_and_jump): Likewise.
-       * integrate.c (subst_constants): Likewise.
-       * unroll.c (simplify_cmp_and_jump_insns): Likewise.
-
-2004-03-09  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.md: Remove all define_peephole's.
-
-2004-03-09  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.md: Remove trailing whitespace.
-
-2004-03-08  Eric Christopher  <echristo@redhat.com>
-
-       * Makefile.in (site.exp): Add libiconv variable definition.
-
-2004-03-09  Hans-Peter Nilsson  <hp@axis.com>
-
-       * configure: Regenerate for config/accross.m4 correction.
-
-2004-03-08  Joel Sherrill  <joel@oarcorp.com>
-
-       PR target/14480
-       * config/rs6000/t-rtems: Add missing file on branch.
-
-2004-03-08  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/14289
-       * c-typeck.c (c_mark_addressable): A register variable should
-       be considered global if its not automatic, i.e. TREE_PUBLIC,
-       TREE_STATIC or DECL_EXTERNAL.
-       * function.c (put_var_into_stack): Call abort when placing a
-       hard register into the stack, if x_parm_reg_stack_loc is NULL.
-
-2004-03-08  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
-       ("*extendqisi2_short_displ"): Likewise.
-
-2004-03-08  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/pdp11/pdp11.c (comparison_operator_index): Remove.
-       (comp_operator): Likewise.
-       * config/pdp11/pdp11-protos.h: Remove corresponding
-       prototypes.
-
-2004-03-08  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * expr.c (highest_pow2_factor_for_type): Rename into
-       highest_pow2_factor_for_target.  Use DECL_ALIGN instead of
-       TYPE_ALIGN when the target is a COMPONENT_REF.
-       (expand_assignment): Ajust call to highest_pow2_factor_for_type.
-
-2004-03-08  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c: Formatting fix.
-       (legitimate_offset_address_p): Correct offset range check.
-
-       * config/rs6000/rs6000.c (rs6000_override_options): Don't override
-       -msoft-float by -mcpu.  Consolidate similar code for MASK_MULTIPLE
-       and MASK_STRING.
-
-2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
-       for little endian.
-       ("ashrdi3_no_power"): Disable for little endian.
-       (ashrdi3): Same.
-
-2004-03-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
-       builtins.
-
-2004-03-08  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR target/14471
-       * configure.ac (Target-specific assembler checks) <cris-*-*>: New
-       case, checking for -no-mul-bug-abort option.
-       * configure, config.in: Regenerate.
-       * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
-       and -mno-mul-bug-workaround.
-       * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
-       ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
-       ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
-       Ditto.  Make attribute "slottable" dependent on TARGET_MUL_BUG.
-       * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
-       sure mulu.d is not last on cache-line.
-       * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
-       into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
-       (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
-       (TARGET_SWITCHES): New options -mmul-bug-workaround and
-       -mno-mul-bug-workaround.
-       (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
-       (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
-       * config/cris/cris.c (cris_operand_extend_operator): Clarify
-       relation to MULT in head comment.
-       (cris_op_str): Abort for MULT.
-       (cris_print_operand) <case '!'>: New case.
-
-2004-03-08  Alan Modra  <amodra@bigpond.net.au>
-
-       PR debug/11983
-       * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
-       dw_val_class_vec.  Replace use throughout file.
-       (dw_float_const): Delete.
-       (dw_vec_const): New.
-       (dw_val_struct_union): Rename val_float to val_vec.  Replace use
-       throughout file.
-       (add_AT_vec): Rename from add_AT_float.  Add elt_size param.
-       (same_dw_val_p): Adjust vec comparison.  Use memcmp.
-       (size_of_die): Adjust dw_val_class_vec sizing.
-       (output_die): Output dw_val_class_vec.
-       (insert_int, extract_int, insert_float): New functions.
-       (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
-       Handle CONST_VECTOR.
-       (add_location_or_const_value_attribute): Handle CONST_VECTOR.
-
-2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
-       AltiVec abi cannot co-exist.
-
-       * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
-
-2004-03-07  Jan Hubicka  <jh@suse.cz>
-
-       * except.c (emit_to_new_bb_before):  Break fallthru edges.
-
-2004-03-07  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
-       ("*lshrsi3"): Also accept an immediate for 68HC12.
-       ("*ashrsi3_const"): Likewise.
-       ("*ashrsi3"): Likewise.
-       ("*ashlsi3_const"): Likewise.
-       ("*ashlsi3"): Likewise.
-       ("cmphi_1_hc12"): Compare two hard register by pushing them and
-       comparing with a pop; don't use a split for that.
-       ("cmphi split"): Disable compare split for 68HC12.
-
-       * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
-       the status operands if they have side effects.
-
-2004-03-07  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
-       definition.
-       * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
-       config/h8300/h8300.h, config/ia64/ia64.h,
-       config/mcore/mcore.h, config/mmix/mmix.h,
-       config/ns32k/ns32k.h, config/pdp11/pdp11.h,
-       config/stormy16/stormy16.h, config/v850/v850.h,
-       config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
-       * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
-       definition.
-
-2004-03-07  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
-       <XOR_EXPR>: Fold x ^ x as zero.
-       <AND_EXPR>: Fold x & x as x.
-
-2004-03-07  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
-       "foo++ == const" into "++foo == const+incr".
-
-2004-03-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_in_small_data_p): Return false if
-       TARGET_ABICALLS.
-
-2004-03-06  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
-       the stack register.
-       (expand_prologue): Don't make an interrupt or a trap handler a far
-       symbol.
-       (m68hc11_initial_elimination_offset): Likewise.
-
-2004-03-06  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
-
-2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/ns32k/ns32k-protos.h: Add a prototype for
-       ns32k_notice_update_cc.
-       * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
-       * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
-       ns32k_notice_update_cc.
-
-2004-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("load_multiple", "*load_multiple_di",
-       "*load_multiple_si"): Allow only if reload_completed.
-       ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
-       Likewise.
-
-2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/vax/vax-protos.h: Add a prototype for
-       vax_notice_update_cc.
-       * config/vax/vax.c (vax_notice_update_cc): New.
-       * config/vax/vax.h (NOTICE_UPDATE_CC): Call
-       vax_notice_update_cc.
-
-2004-03-06  David Edelsohn  <edelsohn@gnu.org>
-
-       * collect2.c (main): Only export initfunc and finifunc if
-       LD_INIT_SWITCH not defined.
-       (scan_prog_file): Only export constructors and destructors if
-       LD_INIT_SWITCH not defined.  Only export symbols not found in
-       shared objects.
-
-2004-03-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md (icacheflush): Reorder operands to make match_scratch operand
-       last.
-       * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
-       from calls to gen_icacheflush.
-
-2004-03-06  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
-       (TARGET_LONG_DOUBLE_128): New.
-       (TARGET_SWITCHES): Add long-double-{128,64}.
-       (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
-       (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
-       (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
-       (WIDEST_HARDWARE_FP_SIZE): New.
-       (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
-       * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
-       if TARGET_VAX_FLOAT.
-       * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
-       (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
-
-2004-03-06  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
-       botched rtx class conversion.
-
-2004-03-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
-       BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
-
-       * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
-       macros.
-       * fold-const.c (fold_mathfn_compare, fold): Likewise.
-
-2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/14343
-       * config/i386/i386.md (movv2di_internal): Conditionalize on
-       TARGET_SSE, not TARGET_SSE2.
-
-2004-03-05  Chris Demetriou  <cgd@broadcom.com>
-
-       * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
-       duplicated line.
-
-2004-03-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c: Consistently use logN not log* in comments.
-
-2004-03-05  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * rtl.h (mem_expr_equal_p): Function prototype added.
-       * cfgcleanup.c (merge_memattrs): New function.
-       (flow_find_cross_jump): Call merge_memattrs for matching insns.
-       * emit-rtl.c (mem_expr_equal_p): New function.
-
-2004-03-05  Ziemowit Laski  <zlaski@apple.com>
-
-       * objc/objc-act.c (synth_module_prologue): Const-qualify
-       objc_selector type if using the GNU runtime; fix generated
-       signatures for objc_msg_lookup and objc_msg_lookup_super
-       to match what GNU ObjC headers provide; reformat and clean up.
-       (synth_self_and_ucmd_args): Use previously constructed (and
-       hence possibly const-qualified) objc_selector type.
-
-2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
-
-2004-03-05  Jason Merrill  <jason@redhat.com>
-
-       * tree.h (TYPE_HASH): Use TYPE_UID.
-       (TREE_HASH): New macro with old definition of TYPE_HASH.
-       * tree.c (build_type_attribute_variant): Use iterative_hash_object.
-       (build_array_type, build_function_type): Likewise.
-       (build_method_type_directly): Likewise.
-       (build_offset_type, build_complex_type): Likewise.
-       (type_hash_list, attribute_hash_list): Likewise. Now static.
-       * except.c: s/TYPE_HASH/TREE_HASH/.
-
-2004-03-05  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
-       (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32).  Adjust
-       __va_ndx by 2 words when referencing an argument on the stack.
-       (xtensa_va_arg): Handle 16-byte aligned args.  Adjust __va_ndx by 2
-       words when an arg on the stack is first seen.
-
-2004-03-05  Paul Brook  <paul@codesourcery.com>
-
-       * arm.h (ARM_FLAG_VFP): Remove.
-       (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
-       * netbsd-elf.h (ARM_FLAG_VFP): Remove.
-
-2004-03-05  Paul Brook  <paul@codesourcery.com>
-
-       * function.c (assign_parms): Include pretend alignment offset.
-
-2004-03-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
-       FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
-
-2004-03-05  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * configure.ac: When passing --enable-languages to subdir
-       configure when host != build, make sure we don't pass an empty
-       value.
-       * configure: Regenerate.
-
-2004-03-05  Nathan Sidwell  <nathan@codesourcery.com>
-
-       PR 13577
-       * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
-       options.
-
-2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
-
-       * simplify-rtx.c (simplify_relational_operation): If
-       flag_wrapv is set, do not move terms between the two
-       side of a relational operator.
-
-2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
-
-       * rtlanal.c: Include target.h and output.h
-       (rtx_cost, address_cost, default_address_cost): Move from...
-       * cse.c (rtx_cost, address_cost, default_address_cost):
-       ... this file.
-       * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
-       * Makefile.in: Adjust dependencies.
-
-2004-03-05  Paolo Bonzini <bonzini@gnu.org>
-
-       * cse.c (cse_end_of_basic_block): Make static.
-       * local-alloc.c (function_invariant_p): Move to
-       reload1.c.
-       * loop.c (libcall_other_reg, record_excess_regs):
-       Make static.
-       * reload1.c (function_invariant_p): Moved here
-       from local-alloc.c, made static.
-       * rtl.h (cse_end_of_basic_block, function_invariant_p,
-       libcall_other_reg, record_excess_regs): Remove
-       declarations.
-
-2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.c (signed_comparison_operator): Add a
-       missing parenthesis.
-
-2004-03-04  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
-       going to call mmap again.  Read the file into the right place.
-       Give a fatal error if we have to relocate.
-
-2004-03-04  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
-       (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
-
-2004-03-05  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR other/14354
-       * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
-       round the same.  When rounding, clear bits that would cause a
-       second rounding in pack_d.
-       (_fpmul_parts): Ditto.  Remove #if 0:d code.
-
-2004-03-04  Ziemowit Laski  <zlaski@apple.com>
-
-       PR c++/14425, c++/14426
-       * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
-       vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
-       Change C++ definitions to accept a 'const int' argument;
-       the prototypes already do.
-       * config/rs6000/rs6000.c (rs6000_common_init_builtins):
-       Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
-       v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
-       v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
-       v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
-       v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
-       end in ..._int; change them to accept an int instead of a char
-       as the last parameter.
-
-2004-03-04  Phil Edwards  <phil@codesourcery.com>
-
-       * genmultilib:  Change '=' to '-' when translating option names
-       to directory names.
-
-2004-03-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
-       stack slot for temp used for result of BLKmode but in integral mode.
-
-2004-03-04  Jan Hubicka  <jh@suse.cz>
-
-       * reload.c (find_reloads): Reorganize if seqeunce to switch.
-
-       * cfgrtl.c (rtl_redirect_edge_and_branch):  Set the source BB as dirty.
-       (cfglayout_redirect_edge_and_branch):  Set the source BB as dirty.
-
-2004-03-04  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
-       * testsuite/gcc.dg/20040303-1.c: New test.
-
-2004-03-04  Steven Bosscher  <stevenb@suse.de>
-
-       * ppro.md: Rewrite as a DFA pipeline description.
-       * i386.md: Remove all uses of the ppro_uops attribute.
-       * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
-       ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
-       ix86_sched_reorder, ix86_variable_issue,
-       struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
-       TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
-       (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
-       (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
-       * athlon.md (athlon_ssecmp_load): Fix comment
-
-2004-03-04  Stuart Hastings  <stuart@apple.com>
-
-       * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC.
-
-2004-03-04  Stuart Hastings  <stuart@apple.com>
-
-       * gcc/config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
-       686, tell Darwin assembler to allow prefetch insns, non-empty def
-       of SUBTARGET_OPTION_TRANSLATE_TABLE.
-
-2004-03-04  DJ Delorie  <dj@redhat.com>
-
-       PR optimization/14282
-       * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
-       between a call and the assignment of its return value.
-
-2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c: Put a comment for every function.
-
-2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Add comments about peephole2's.
-
-2004-03-04  Steven Bosscher  <stevenb@suse.de>
-
-       * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
-
-2004-03-04  Jan Hubicka  <jh@suse.cz>
-
-       * cfgcleanup.c (thread_jump): Update call of cselib_init.
-       * cselib.c (cselib_record_memory): New static variable.
-       (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
-       Give up on memories when asked for.
-       (cselib_init): Accept new argument.
-       * cselib.h (cselib_init): Update prototype.
-       * gcse.c (local_cprop_pass): Update call of cselib_init.
-       * loop.c (load_mems): Update call of cselib_init.
-       * postreload.c (reload_cse_regs_1): Update call of cselib_init.
-       * sched-deps.c (sched_analyze): Update call of cselib_init.
-
-2004-03-04  David Edelsohn  <edelsohn@gnu.org>
-           GP <gp@qnx.com>
-
-       * config/rs6000/rs6000.c (output_function_profiler): Append @plt
-       when compiling PIC.
-
-2004-03-04  Josef Zlomek  <zlomekj@suse.cz>
-
-       PR/14362
-       * var-tracking.c (track_expr_p): Do not track variables which
-       should be ignored for debugging purposes.
-
-2004-03-04  Alan Modra  <amodra@bigpond.net.au>
-
-       * real.c (encode_ibm_extended): Don't bother rounding low double.
-       * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
-       when fmt->pnan < fmt->p.
-
-2004-03-04  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
-       only range of valid arg registers and fixed_regs.
-
-2004-03-04  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14406
-       * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
-       (abstf2, abstf2_internal): New define_expand.
-
-2004-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR optimization/14235
-       * expr.c (convert_move): Copy the source to a new pseudo
-       when converting from a sub-word source to a larger-than-word
-       register which conflicts with the source.
-
-2004-03-03  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 13728
-       * c-decl.c (diagnose_mismatched_decls): Issue an error for two
-       parameters with the same name, unless one is a forward decl.
-       Do not issue a redundant-redeclaration warning for forward
-       decls of parameters.
-
-2004-03-04  David Edelsohn  <edelsohn@gnu.org>
-
-       * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
-       configuration.
-
-2004-03-03  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
-
-2004-03-04  Alan Modra  <amodra@bigpond.net.au>
-
-       * target-def.h (TARGET_OPTF): Delete.
-       * c-opts.c (TARGET_OPTF): Define.
-
-2004-03-04  Jan Hubicka  <jh@suse.cz>
-
-       * cselib.c (cselib_finish): Fix another miss-application of my previous
-       patch.
-
-2004-03-03  Mike Stump  <mrs@apple.com>
-
-       Add framework support for darwin.
-
-       * c-incpath.c: Include target.h and machmode.h.
-       (add_path): Use a consistent style for cpp_dir.  Initialize
-       p->construct to 0.
-       (add_cpp_dir_path): New.
-       (register_include_chains): Add use of extra_includes callback.
-       (hook_void_int): Add.
-       (target_c_incpath): Add.
-       * c-incpath.h (add_cpp_dir_path): New.
-       (target_c_incpath_s): Add.
-       (target_c_incpath): Add.
-       (C_INCPATH_INIT): Add.
-       * c-opts.c (c_common_missing_argument,
-       c_common_handle_option): Add -F argument processing.
-       * c.opt: Add -F argument processing.
-       * gcc.c (trad_capable_cpp): Add -F argument processing.
-       * cppfiles.c (find_file_in_dir): Update to use construct
-       callback.
-       (search_path_exhausted, cpp_get_path, cpp_get_buffer,
-       cpp_get_prev): New.
-       (_cpp_find_file): Use search_path_exhausted.
-       (make_cpp_dir): Initialize construct to 0.
-       * cpplib.h (missing_header_cb
-       cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
-       (cpp_callbacks): Add missing_header
-       (cpp_dir): Add construct.
-       * target-def.h: (TARGET_OPTF): New.
-       * hooks.c (hook_void_int, hook_void_charptr): Add.
-       * hooks.h (hook_void_int, hook_void_charptr): Add.
-       * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
-       $(MACHMODE_H) dependencies.
-       * doc/invoke.texi (Darwin Options): Document -F.
-       * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
-       (TARGET_OPTF): Add.
-       * fix-header.c (target_c_incpath): Add.
-
-       * config/darwin-c.c: Add c-incpath.h include.
-       (using_frameworks, find_subframework_file,
-       find_subframework_header, add_system_framework_path,
-       frameworks_in_use, num_frameworks, max_frameworks,
-       add_framework, find_framework, struct framework_header,
-       framework_header_dirs, framework_construct_pathname,
-       find_subframework_file, add_system_framework_path,
-       add_framework_path, framework_defaults,
-       darwin_register_frameworks, find_subframework_header): Add.
-       * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
-       (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
-       (CPP_SPEC): Add __APPLE_CC__ support.
-       * t-darwin (darwin-c.o): Add c-incpath.h dependency.
-
-2004-03-04  Jan Hubicka  <jh@suse.cz>
-
-       * cselib.c (cselib_finish): Fix miss-application of my previous
-       patch.
-
-2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * hooks.c (hook_tree_tree_identity): New.
-       * hooks.h: Add a prototype for hook_tree_tree_identity.
-       * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
-       instead of MD_ASM_CLOBBERS.
-       * system.h (MD_ASM_CLOBBERS): Poison.
-       * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
-       (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
-       * target.h (gcc_target): Add md_asm_clobbers.
-       * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
-       (ix86_md_asm_clobbers): New.
-       * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
-       * doc/tm.texi (MD_ASM_CLOBBERS): Change to
-       TARGET_MD_ASM_CLOBBERS.
-
-2004-03-03  Stuart Hastings  <stuart@apple.com>
-
-       * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
-
-2004-03-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (noov_compare64_op): Fix typo.
-
-       * config/sparc/sparc.h (ASM_FLOAT): Delete.
-       (ASM_DOUBLE): Likewise.
-       (ASM_LONGDOUBLE): Likewise.
-       * config/sparc/pbd.h (ASM_INT_OP): Delete.
-
-2004-03-03  Richard Henderson  <rth@redhat.com>
-
-       PR opt/13862
-       * cselib.c (cselib_record_sets): Don't record multiple sets in
-       asm insns.
-
-2004-03-03  Mostafa Hagog  <mustafa@il.ibm.com>
-
-       * common.opt: Add description of the new -fgcse-after-reload flag.
-
-       * flags.h (flag_gcse_after_reload): Declaration of global variable.
-
-       * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
-       reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
-       is_jump_table_basic_block, bb_has_well_behaved_predecessors,
-       get_bb_avail_insn, hash_scan_set_after_reload,
-       compute_hash_table_after_reload, eliminate_partially_redundant_loads,
-       gcse_after_reload, get_bb_avail_insn): New functions to implement
-       gcse-after-reload.
-       (gcse_after_reload_main): New function, the main entry point to
-       gcse-after-reload.
-
-       * rtl.h (gcse_after_reload_main): Declaration of the new function.
-
-       * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
-
-       * toplev.c (flag_gcse_after_reload): Initialization.
-
-       * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
-
-       * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
-       PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
-       the gcse after reload optimization.
-
-       * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
-       GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
-       parameters.
-
-       * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
-
-2004-03-03  Nicolas Pitre <nico@cam.org>
-
-       * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
-       small negative values.
-
-2004-03-03  Jan Hubicka  <jh@suse.cz>
-
-       * cselib.c (hash_table):  Remove GTY marker.
-       (reg_values): Turn into array.
-       (used_regs): Likewise.
-       (n_used_regs): New static variable.
-       (reg_values_old): Kill.
-       (clear_table): Update uses of arrays.
-       (cselib_lookup): Likewise.
-       (cselib_record_set): Likewise.
-       (cselib_init): Likewise.
-       (cselib_finish): Likewise.
-       (cselib_udpate_varray_sizes): Kill.
-       * cselib.h (cselib_update_varray_sizes): Kill.
-
-2004-03-03  Paul Brook  <paul@codesourcery.com>
-
-       * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
-
-2004-03-03  Jan Hubicka  <jh@suse.cz>
-
-       * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
-       Rename from ...; make statistics transparent.
-       (ggc_alloc_cleared, ggc_realloc_stat): ... these.
-       (loc_descriptor): New structure.
-       (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
-       add_statistics):
-       New static function.
-       (ggc_record_overhead, dump_statistics): New global function.
-       * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
-       ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
-       from ...; accept locations
-       (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
-       ggc_realloc, ggc_alloc_typed):  ... this one.
-       from ...; accept locations
-       * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
-       ggc_alloc_stat): Rename from ... ; pass locations
-       * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
-       ... this one.
-       (ggc_alloc_stat): Record overehead.
-       * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
-       ggc_realloc, ggc_alloc_typed):  Turn to macros
-       (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
-       ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
-       (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
-       * langhooks.h (lhd_make_node): Declare.
-       (LANG_HOOKS_MAKE_TYPE): Default to new function,
-       * langhooks.c (lhd_make_node): New.
-       * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
-       locations.
-       (rtx_alloc, swallow_copy_rtx): ... this one.
-       * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
-       * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
-       * toplpev.c (finalize): Dump stats.
-       * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
-       build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
-       Rename from ... ; pass locators.
-       (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
-       build?,  build_decl): Declare.
-       * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
-       build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
-       Declare.
-       (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
-       build?,  build_decl): New macros.
-       * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
-       * statistics.h: New file.
-
-2004-03-03  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
-           Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (MASK_FIX_SB1): Bump.
-       (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
-       (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
-       * config/mips/mips.c (mips_output_division): Fill the branch delay
-       slot with a nop if TARGET_FIX_R4000.  Extend R4000 workarounds to
-       TARGET_FIX_R4400.
-       (mips_output_division): Adjust accordingly.
-       (override_options): Make -march=r4400 imply -mfix-r4400 by default.
-       * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
-
-2004-03-03  Paolo Bonzini  <bonzini@gnu.org>
-
-       * alias.c (rtx_equal_for_memref_p): Use predicates
-       to test rtx classes and new rtx class codes, possibly
-       splitting conditionals that tested against '<' and 'o'.
-       * caller-save.c (save_call_clobbered_regs): Likewise.
-       * combine.c (contains_muldiv, find_split_point, subst,
-       combine_simplify_rtx, simplify_if_then_else,
-       simplify_set, simplify_logical, expand_compound_operation,
-       make_compound_operation, if_then_else_cond, known_cond,
-       apply_distributive_law, cached_nonzero_bits,
-       cached_num_sign_bit_copies, simplify_shift_const,
-       gen_binary, simplify_comparison, update_table_tick,
-       record_value_for_reg, get_lsat_value_validate): Likewise.
-       * cse.c (mention_regs, find_best_addr, find_comparison_args,
-       fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
-       Likewise.
-       * emit-rtl.c (copy_insn_1): Likewise.
-       * expr.c (force_operand): Likewise.
-       * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
-       * flow.c (notice_stack_pointer_modification_1,
-       invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
-       and_reg_cond, elim_reg_cond): Likewise.
-       * function.c (update_epilogue_consts): Likewise.
-       * genattrtab.c (attr_rtx_1): Likewise.
-       * genopinit.c (gen_insn): Likewise.
-       * integrate.c (subst_constants): Likewise.
-       * jump.c (reversed_comparison_code_parts,
-       reversed_comparison_code, delete_related_insns,
-       rtx_renumbered_equal_p): Likewise.
-       * local-alloc.c (block_alloc): Likewise.
-       * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
-       canonicalize_condition): Likewise.
-       * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
-       Likewise.
-       * optabs.c (add_equal_node, expand_binop): Likewise.
-       * predict.c (estimate_probability): Likewise.
-       * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
-       * recog.c (validate_replace_rtx_1, comparison_operator,
-       offsettable_address_p, constrain_operands): Likewise.
-       * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
-       Likewise.
-       * regclass.c (scan_one_insn): Likewise.
-       * regmove.c (stable_and_no_regs_but_for_p): Likewise.
-       * regrename.c (kill_autoinc_value): Likewise.
-       * reload.c (find_reusable_reload, find_reloads,
-       reg_overlap_mentioned_for_reload_p): Likewise.
-       * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
-       * rtl.c (copy_rtx): Likewise.
-       * rtl.h (CONSTANT_P, INSN_P): Likewise.
-       * rtlanal.c (commutative_operand_precedence): Likewise.
-       * sched-deps.c (conditions_mutex_p): Likewise.
-       * sched-rgn.c (is_cfg_nonregular): Likewise.
-       * simplify-rtx.c (simplify_gen_binary,
-       simplify_gen_relational, simplify_replace_rtx,
-       simplify_unary_operation, simplify_binary_operation,
-       simplify_ternary_operation, simplify_rtx): Likewise.
-       * unroll.c (reg_dead_after_loop): Likewise.
-       * config/alpha/alpha.c (alpha_swapped_comparison_operator,
-       print_operand): Likewise.
-       * config/arc/arc.c (proper_comparison_operator): Likewise.
-       * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
-       Likewise.
-       * config/avr/avr.c (_reg_unused_after): Likewise.
-       * config/frv/frv.c (frv_ifcvt_modify_tests,
-       frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
-       * config/i386/i386.c (ix86_comparison_operator,
-       ix86_carry_flag_operator, fcmov_comparison_operator,
-       arith_or_logical_operator, print_operand,
-       ix86_expand_binary_operator, ix86_binary_operator_ok):
-       Likewise.
-       * config/i386/i386.md: Likewise.
-       * config/ia64/ia64.c (not_postinc_memory_operand,
-       ia64_print_operand, update_set_flags, errata_emit_nops):
-       Likewise.
-       * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
-       CONSTRAINT_OK_FOR_S): Likewise.
-       * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
-       mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
-       ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
-       ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
-       Likewise.
-       * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
-       eqne_comparison_operator, signed_comparison_operator):
-       Likewise.
-       * config/mips/mips.c (cmp_op, symbolic_expression_p):
-       Likewise.
-       * config/mmix/mmix (mmix_foldable_comparison_operator,
-       mmix_comparison_operator): Likewise.
-       * config/pa/pa.c (hppa_legitimize_address): Likewise.
-       * config/rs6000/rs6000.c (stmw_operation,
-       branch_comparison_operator, trap_comparison_operator,
-       ccr_bit): Likewise.
-       * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
-       * config/s390/s390.c (s390_alc_comparison,
-       s390_slb_comparison):L Likewise.
-       * config/sh/sh.c (gen_block_redirect, reg_unused_after):
-       Likewise.
-       * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
-       noov_compare_op, noov_compare64_op, v9_regcmp_op,
-       emit_hard_tfmode_operation, reg_unused_after)
-       * doc/md.texi, doc/rtl.texi: Likewise.
-
-       * ra-debug.c: Add 2004 to list of copyright years.
-       * unroll.c: Likewise.
-
-       * combine.c (simplify_logical): Remove dummy test,
-       (apply_distributive_law): Fix typo in comment.
-       GET_CODE (x) == AND so x is a commutative binary op.
-       * jump.c (delete_related_insns): simplify loop
-       condition, move testing of RTX codes inside the loop.
-       (rtx_renumbered_equal_p): do not use RTX_CODE.
-       * rtl.c (rtx_class): Declare as enum rtx_class.
-       * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
-       Move to RTX_COMM_COMPARE class.
-       (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
-       Move to RTX_CONST_OBJ class.
-       * rtl.h (enum rtx_class): New declaration,
-       (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
-       RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
-       RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
-       RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
-       RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
-       ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
-       SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
-       OBJECT_P): New macros.
-       * config/sparc/sparc.c (noov_compare_op): Remove register
-       from parameter.
-
-2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * target.h: Remove texi jargons in comments.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
-       threshold to 0x4f.
-
-       Revert:
-       2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
-       * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
-       as well.
-       * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
-       * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/md.texi (cbranchmode4): New.
-
-2004-03-02  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips16.S: Change fixsfsi and fixdfsi to
-       fix_trunc.
-       * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
-       * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
-       * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
-       * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
-
-2004-03-02  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/11767
-       * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
-       * optabs.c (prepare_cmp_insn): Force trapping memories to registers
-       before the compare, if flag_non_call_exceptions.
-
-2004-03-02  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/14327
-       * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
-       emitting the label, not after.
-
-2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
-       (m68hc11_mov_addr_mode): Likewise.
-       (m68hc11_override_options): Initialize them based on target.
-       (register_indirect_p): Allow a MEM for indirect addressing modes and
-       use flags to control what is allowed.
-       (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
-       supported addressing modes.
-       (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
-       (go_if_legitimate_address_internal): Likewise.
-       (m68hc11_indirect_p): Likewise and check the mode.
-       (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
-       (expand_builtin_setjmp_setup): Use
-       targetm.builtin_setjmp_frame_value instead of
-       BUILTIN_SETJMP_FRAME_VALUE.
-       * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
-       * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
-       (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
-       * target.h (gcc_target): Add builtin_setjmp_frame_value.
-       * targhooks.c (default_builtin_setjmp_frame_value): New.
-       * targhooks.h: Add a prototype for
-       default_builtin_setjmp_frame_value.
-       * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
-       TARGET_BUILTIN_SETJMP_FRAME_VALUE.
-
-2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
-       sequences of moves.
-       (add peepholes): New peepholes to optimize sequences adding small
-       constants.
-       (bset peepholes): New peepholes to transform an OR in a bset form
-       (bclr peepholes): Likewise for bclr form.
-       (cmp peepholes): New peepholes to avoid register copies when comparing.
-
-2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
-       to separate push from moves.
-       ("*pushdf_internal"): Likewise.
-       ("*pushsf_internal"): Likewise.
-       ("*pushsi_internal"): Likewise.
-       ("movdi_internal"): Use define_insn_and_split; non push operand.
-       ("movdf_internal"): Likewise.
-       ("movsf_internal"): Likewise.
-       ("movsi_internal"): Likewise.
-       ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
-       ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
-       ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
-
-2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
-       ("cmphi_z_used", "cmpqi_z_used"): Likewise.
-       ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
-       ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
-       ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
-       ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
-       ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
-       ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
-       ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
-       ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
-       ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
-
-2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
-       (SOFT_XY_REGNUM): Define.
-       (cmp split): Use the above instead of hard coded numbers.
-       (8-bit op split): No need to check the mode; allow Q_REG.
-       (ashift split): Adjust the first operand if it uses the SP and we
-       are pushing the shifted value.
-       (plus shift split): Fix when a source is in register D+X.
-       ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
-
-2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
-
-       * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
-       comparing with Z register.
-
-2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * cfgloop.h (struct loop_desc): Removed.
-       (struct loop): Fields simple, desc and has_desc removed.
-       (simple_loop_p, count_loop_iterations): Declaration removed.
-       * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
-       (unmark_altered, blocks_invariant_registers, unmark_altered_insn
-       blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
-       invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
-       simple_loop_exit_p, variable_initial_value, variable_initial_values,
-       simple_condition_p, simple_increment, count_strange_loop_iterations,
-       inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
-       Removed.
-       * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genattrtab.c: Don't handle MATCH_INSN.
-       * genrecog.c: Likewise.
-       * gensupport.c: Likewise.
-       * rtl.def (match_insn): Remove.
-       * doc/md.texi (match_insn, match_insn2): Remove.
-
-2004-03-02  Mark Mitchell  <mark@codesourcery.com>
-
-       * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
-       macro results in memory allocation.
-
-2004-03-02  David O'Brien  <obrien@FreeBSD.org>
-
-       * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
-       * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
-       %(fbsd_dynamic_linker),
-       (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
-       config/i386/freebsd.h
-       * config/arm/freebsd.h: Ditto.
-       * config/i386/freebsd.h: Ditto.
-       * config/i386/freebsd64.h: Ditto.
-       * config/ia64/freebsd.h: Ditto.
-       * config/rs6000/sysv4.h: Ditto.
-       * config/sparc/freebsd.h: Ditto.
-
-2004-03-02  Loren James Rittle  <ljrittle@acm.org>
-
-       * gcc/doc/install.texi (*-*-freebsd*): Update target information.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * rtl.def (define_combine): Remove.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Tweak formatting.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md (*cmphi_h8300): Rename to
-       *cmphi_h8300_znvc.
-       (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
-
-2004-03-01  Mark Mitchell  <mark@codesourcery.com>
-
-       PR bootstrap/14356
-       * gcc.c (process_command): Remove const-qualification from argv.
-       (main): Likewise.
-
-2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
-       pushqi1_h8300hs_advanced.  Adjust its caller.
-       (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
-       Adjust its caller.
-
-2004-03-02  Nicolas Roche  <roche@act-europe.fr>
-
-       * Makefile.in (install-libgcc, install-multilib): Pass
-       mkinstalldirs var to libgcc.mk.
-
-2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
-       * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
-
-2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
-       * config/h8300/h8300.md: Split several peephole2's, each into
-       two.
-
-2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * dominance.c (recount_dominator): Handle postdominators.
-
-2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
-       (NUM_SYMBOL_TYPES): Likewise.
-       (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
-       (mips_unspec_address): Declare.
-       (mips_gotoff_page, mips_gotoff_global): Delete.
-       * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
-       * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
-       (mips_symbolic_constant_p, mips_symbolic_address_p)
-       (mips_symbol_insns): Handle new symbol types.
-       (general_symbolic_operand): New predicate.
-       (mips_unspec_address): Make extern.
-       (mips_gotoff_page, mips_gotoff_global): Delete.
-       (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
-       Handle new symbol types.
-       * config/mips/mips.md (*lea_high64, *lea64): New patterns.
-       (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
-       mips_unspec_address directly.
-       * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
-       the documentation of -mexplicit-relocs.
-
-2004-03-01  Jeff Law  <law@redhat.com>
-
-       * fold-const.c (fold): An equality comparison of a non-weak object
-       against zero has a known result.  Similarly an equality comparison
-       of the address of two non-weak, unaliased symbols has a known result.
-
-       * ggc-page.c (struct page_entry): New field PREV.
-       (ggc_alloc): Update PREV field appropriately.
-       (sweep_pages): Likewise.
-       (ggc_free): Likewise.  Use PREV field rather than loop to
-       improve ggc_free performance.
-
-2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_output_division): Use the division
-       instruction to fill the delay slot of a zero check.
-       (mips_idiv_insns): Adjust accordingly.
-
-2004-03-01  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * config.gcc: Create a default tmake_file for linux, and use
-       it in all but two linux clauses.  Comment those two.
-
-2004-03-01  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (try_combine):  Do not refer to is_replaced.
-       (gen_lowpart_for_combine):  Perverse subregs now have a
-       more politically correct name.
-       * cse.c (cse_insn): Likewise.
-       * jump.c: Fix bogus reference to delete_insn.
-
-2004-02-29  Mark Mitchell  <mark@codesourcery.com>
-
-       PR debug/14328
-       * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
-       constants as signed values.
-
-       PR middle-end/13448
-       * c-tree.h (readonly_warning): Rename to ...
-       (readonly_error): ... this.
-       * c-typeck.c (build_unary_op): Adjust accordingly.
-       (readonly_warning): Rename to ...
-       (readonly_error): ... this and issue errors, not warnings.
-       (build_modify_expr): Call readonly_error, not readonly_warning.
-       (c_expand_asm_operands): Likewise.
-       * tree-inline.c (optimize_inline_calls): Do not inline functions
-       after errors have occurred.
-
-2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Rearrange some threading code for clarity;
-       add section comment.
-       * configure: Regenerate.
-
-2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
-       typos.
-       * doc/cppopts.texi: Fix a typo.
-
-2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i386/i386.md: Fix formatting.
-
-2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Add some comments delineating sections of code.
-
-       * doc/install.texi: Note that libada uses autoconf 2.57 also.
-
-       * doc/install.texi: Fix idiot typo in previous commit.
-
-       * doc/install.texi: Update for conversion of intl to autoconf 2.57.
-
-2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Add comments about peephole2's.
-
-2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Tweak operand numbers of some
-       peephole2's.
-
-2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Tweak comments about peephole2's.
-
-2004-02-29  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
-
-       PR middle-end/14203
-       * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
-       instead of testing whether DECL_RTL is not NULL.
-
-2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/sh/sh.c: Fix formatting.
-
-2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/sh/sh.c: Convert to ISO-C.
-
-2004-02-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
-       my previous patch.
-
-       * config/darwin.h (machopic_finish): Output stub even if the
-       symbol is already defined.
-
-2004-02-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
-
-2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genattr.c (main): Don't define
-       TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
-       * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
-       (DFA_PIPELINE_INTERFACE): Likewise.
-       * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
-       (DFA_PIPELINE_INTERFACE): Likewise.
-
-2004-02-28  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.md (tstsi, tstdi): Delete.
-
-2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
-
-       * config/mips/mips.c (override_options): Remove an obsolete
-       duplicate definition of the "e" constraint.
-       * config/mips/mips.h: Update a comment accordingly.
-
-2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
-
-       * config/mips/mips.md: Complete the unfinished R4000
-       multiply/shift errata workaround.  Improve documentation.
-       (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
-       has a hilo hazard.
-       (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
-       (muldi3, muldi3_internal): Likewise.
-       (muldi3_internal2): Remove, replacing with...
-       (muldi3_mult3, muldi3_r4000): ...these new patterns.
-       (mulsidi3): Take the errata into account.
-       (mulsidi3_32bit): Remove, replacing with...
-       (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
-       (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
-       (umulsidi3): Take the errata into account.
-       (umulsidi3_32bit): Remove, replacing with..
-       (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
-       (umulsi3_highpart, umulsi3_highpart_internal): Disable if
-       TARGET_FIX_R4000.
-       (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
-       (smuldi3_highpart, umuldi3_highpart): Likewise.
-       * doc/invoke.texi: Document the errata workaround.
-
-2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
-
-       * config/mips/mips-protos.h (mips_idiv_insns): Declare.
-       * config/mips/mips.h (MASK_FIX_SB1): Bump.
-       (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
-       (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
-       * config/mips/mips.c (mips_idiv_insns): New function.
-       (override_options): Make -march=r4000 imply -mfix-r4000 by default.
-       (mips_output_division): Add a workaround for the R4000 divide/shift
-       errata.
-       * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
-       the length of an "idiv" instruction.
-       * doc/invoke.texi: Document the new switches.
-
-2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
-       TARGET_SCHED_IS_COSTLY_DEPENDENCE.
-
-2004-02-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR optimization/14229
-       * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
-
-2004-02-28  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * fold-const.c (fold): Strip NOPs that change the signedness
-       for RSHIFT too.  Expand comment.
-
-2004-02-27  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR optimization/7871
-       * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
-       from or to call insns.
-
-2004-02-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR optimization/7871
-       * flow.c (propagate_one_insn): Interpret calls as setting global
-       registers, not merely clobbering them.
-
-2004-02-27  Dale Johannesen  <dalej@apple.com>
-
-       * config/darwin.c (machopic_output_possible_stub_label):  Remove.
-       config/darwin-protos.h:  Ditto.
-       config/darwin.h:  Remove call to it.
-       * combine.c (distribute_notes): Do not place a REG_DEAD note
-       when value is both set and used.
-
-2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
-       as well.
-       * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
-       * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
-
-2004-02-27  Andrew Pinski  <apinski@apple.com>
-
-       * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
-       Speedup common case of the type values being in the same order.
-
-2004-02-27  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.h (no-inline-float-divide): New option.
-       * config/ia64/ia64.h (no-inline-int-divide): New option.
-       * config/ia64/ia64.h (no-inline-sqrt): New option.
-       (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
-       * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
-       * config/ia64/ia64.c (ia64_override_options): Modify error
-       checking for inlined division/sqrt.
-
-2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
-       ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
-       value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
-       config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
-       copyright.
-
-2004-02-27  Paul Brook  <paul@codesourcery.com>
-
-       * function.c (assign_parms): Don't count pretend args for alignment.
-
-2004-02-27  Richard Henderson  <rth@redhat.com>
-
-       * passes.c: New file.
-       * Makefile.in (OBJS-common): Add it.
-       * diagnostic.c (rtl_dump_and_exit): Move decl ...
-       * flags.h (rtl_dump_and_exit): ... here.
-       * output.h (size_directive_output, last_assemble_variable_decl):
-       Move from toplev.c.
-       * rtl.h (reg_alloc): Move from toplev.c.
-       * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
-       struct dump_file_info, enum dump_file_index, dump_file_tbl,
-       open_dump_file, close_dump_file, rest_of_decl_compilation,
-       rest_of_type_compilation, rest_of_handle_final,
-       rest_of_handle_delay_slots, rest_of_handle_stack_regs,
-       rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
-       rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
-       rest_of_handle_regrename, rest_of_handle_reorder_blocks,
-       rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
-       rest_of_handle_tracer, rest_of_handle_if_conversion,
-       rest_of_handle_if_after_combine, rest_of_handle_web,
-       rest_of_handle_branch_prob,
-       rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
-       rest_of_handle_addressof, rest_of_handle_sibling_calls,
-       rest_of_handle_jump_bypass, rest_of_handle_inlining,
-       rest_of_handle_null_pointer, rest_of_handle_combine,
-       rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
-       rest_of_handle_gcse, rest_of_handle_loop_optimize,
-       rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
-       (decode_d_option): Use enable_rtl_dump_file.
-       (compile_file, finalize, do_compile): Move profile+combine+graph
-       cleanup to finish_optimization_passes.
-       * toplev.h (init_optimization_passes, finish_optimization_passes,
-       enable_rtl_dump_file): Declare.
-
-2004-02-27  Eric Botcazou  <ebotcazou@act-europe.fr>
-           Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold): Revert 2004-02-25 change.  Use the original
-       operands to build a tree with swapped operands.
-       * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
-       'unsignedp' predicate to specify the signedness.
-
-2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
-       expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
-       params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
-       comment typos and formatting.  Follow spelling conventions.
-
-2004-02-26  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
-       fix_truncsfsi2.
-
-       * config/rs6000/spe.md: Delete spe_efsctuiz.
-       Add spe_fixuns_truncsfsi2.
-       Add spe_fix_truncsfsi2.
-
-2004-02-26  Eric Christopher  <echristo@redhat.com>
-
-       * c-lex.c (c_lex_string_translate): New variable.
-       (lex_string): Use to determine string translation.
-       * c-pragma.h: Prototype.
-       * c-parse.in (start_string_translation): New. Set above.
-       (stop_string_translation): Ditto.
-       (attribute, attribute_list, asm_def, asm_stmt,
-       asm_operand): Use above functions.
-       * cp/parser.c (cp_parser_declaration): Translate strings
-       unless token is RID_EXTERN. Set c_lex_string_translate
-       for recursive use.
-       (cp_parser_asm_definition): Only translate argument strings
-       to asms.
-       (cp_parser_asm_operand_list): Ditto.
-       (cp_parser_attribute_list): Do not translate attribute strings.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * stmt.c (expand_start_case_dummy): Remove.
-       * tree.h: Remove the corresponding prototype.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c (apply_args_register_offset): Remove.
-       * tree.h: Remove the corresponding prototype.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * stor-layout.c (is_pending_size): Remove.
-       * tree.h: Remove the corresponding prototype.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * recog.c (validate_replace_src): Remove.
-       * recog.h: Remove the corresponding prototype.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
-       MAYBE_REG_PARM_STACK_SPACE.
-       * function.c: Likewise.
-       * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
-       (MAYBE_REG_PARM_STACK_SPACE): Likewise.
-       * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
-       (MAYBE_REG_PARM_STACK_SPACE): Likewise.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-decl.c (c_expand_deferred_function): Remove.
-       * c-tree.h: Remove the corresponding prototype.
-
-2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * postreload.c (reload_cse_move2add): Generate just a PLUS
-       instead of an entire SET.
-
-2004-02-26  Jan Hubicka  <jh@suse.cz>
-
-       * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
-       /pentium4m.
-       * i386.c (override_options): Add support for new CPUs.
-       * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
-       (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
-       constants.
-       * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
-
-2004-02-26  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
-
-2004-02-26  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
-       (sparc_emit_fixunsdi): New prototype.
-       * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
-       (sparc_emit_fixunsdi): New function.
-       * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
-       operand 1.  Pass SFmode to sparc_emit_floatunsdi.
-       (floatunsdidf2): Use 'general_operand' for operand 1.  Pass DFmode
-       to sparc_emit_floatunsdi.
-       (fixuns_truncsfdi2): New expander.
-       (fixuns_truncdfdi2): Likewise.
-
-2004-02-26  Alan Modra  <amodra@bigpond.net.au>
-
-       * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
-       unless HAVE_cc0.
-
-2004-02-25  Richard Henderson  <rth@redhat.com>
-
-       * explow.c (force_reg): Call mark_reg_pointer as appropriate.
-       * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
-       use (op0-op1) == 0 if op0 is a pointer.
-       * config/alpha/alpha.md (cmpdi): Use some_operand.
-       (three comparison combine splits): Remove.
-
-2004-02-25  Richard Henderson  <rth@redhat.com>
-
-       PR c/12794
-       * c-common.c (handle_alias_attribute): Reject the attribute if
-       current_function_decl is set.
-
-2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * config.gcc: Add comment describing extra_gcc_objs.
-       i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
-       * configure.ac (extra_gcc_objs): New substitution variable.
-       (host_extra_gcc_objs): Don't substitute.
-       * configure: Regenerate.
-       * Makefile.in: Use extra_gcc_objs.
-
-2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * doc/contrib.texi: Add an entry for myself.
-
-2004-02-25  Jan Hubicka  <jh@suse.cz>
-
-       * basic-block.h (make_eh_edge, break_superblocks): Declare.
-       * cfgbuild.c (make_eh_edge):  Make global.
-       * cfglayout.c (break_superblocks): Likewise; fix memory leak.
-       * except.c (build_post_landing_pads, connect_post_landing_pads,
-       dw2_build_landing_pads, sjlj_emit_function_enter,
-       sjlj_emit_function_exit, sjlj_emit_dispatch_table,
-       sjlj_build_landing_pads): Update CFG.
-       (emit_to_new_bb_before): New function.
-       (finish_eh_generation): Do not rebuild the CFG.
-
-2004-02-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
-       target_cpu_default defines.
-       * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
-       * pa.h (TARGET_DEFAULT): Likewise.
-
-2004-02-25  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
-       comparisons with regard to signedness.
-
-2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (thumb_legitimize_address): New function.
-       * arm-protos.h: Prototype it.
-       * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
-       (LEGITIMIZE_ADDRESS): Use it.
-
-2004-02-25  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * reload1.c (reload): Only spill eliminable register with multiple
-       adjacent elimination alternatives if all alternatives fail.
-
-2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (arm_legitimate_index_p): For QImode the range of an offset
-       is -4095...+4095 inclusive.
-
-2004-02-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/install.texi (sparc-sun-solaris2* specific notes): Document
-       the bootstrap failure with Sun CC 5.4 and 5.5.
-
-2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * cse.c (cse_change_cc_mode_insns): Stop at any instruction
-       which modifies NEWREG.
-       (cse_condition_code_reg): Update the mode of CC_REG in
-       CC_SRC_INSN on our own.
-
-2004-02-24  Michael Matz  <matz@suse.de>
-
-       * config/i386/i386.c (ix86_comp_type_attributes): Check for
-       regparm attributes.
-
-2004-02-24  Richard Henderson  <rth@redhat.com>
-
-       * toplev.c (dump_file_tbl): Rename from dump_file.
-       * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
-       cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
-       config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
-       config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
-       loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
-       ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
-       toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
-       s/rtl_dump_file/dump_file/g.
-
-2004-02-24  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
-       (spe_fixuns_truncsfsi2): Delete.
-
-       * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
-       (fixuns_truncsfsi2): Delete.
-
-2004-02-24  Josef Zlomek  <zlomekj@suse.cz>
-
-       PR/14240
-       * rtlanal.c (replace_label): Fix replacing labels in constant pool.
-
-2004-02-24  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
-
-2004-02-24  Jason Merrill  <jason@redhat.com>
-
-       * tree.c (check_qualified_type): New fn.
-       (get_qualified_type): Use it.  If type already has the desired
-       quals, just return it.
-       * tree.h: Declare it.
-
-2004-02-24  Sanjiv Kumar Gupta  <sanjivg@noida.hcltech.com>
-
-       * target-def.h (TARGET_SCHED_INIT_GLOBAL,
-       TARGET_SCHED_FINISH_GLOBAL): New macros.
-
-       * target.h (md_init_global, md_finish_global): Function
-       declarations corresponding to new target macros.
-
-       * haifa-sched.c (sched_init, sched_finish): Allow target to
-       call the new schedular hooks.
-
-       * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
-       call to update_life_info.
-
-       * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
-       flag_schedule_insns for SH4.
-
-       * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
-       find_set_regmode_weight, find_insn_regmode_weight,
-       find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
-       sh_variable_issue, high_pressure, ready_reorder,
-       rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
-       functions used to throttle the insn movement in first
-       scheduling pass for SH.
-
-       * gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
-       TARGET_SCHED_FINISH_GLOBAL.
-
-2004-02-24  Alexandre Oliva  <aoliva@redhat.com>
-
-       Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
-       2004-02-05  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
-       symbols in sections named by the user.
-       2004-01-30  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
-       2004-01-27  Alexandre Oliva  <aoliva@redhat.com>
-       * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
-       * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
-       the above.
-       2004-01-20  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
-       one more pseudo to further improve code generation.
-       2004-01-19  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
-       inside UNSPEC.
-       2004-01-16  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_legitimate_address_p): Added
-       allow_double_reg_p argument.  Adjust all callers.  Use it to
-       decide whether to enable double-register indirect addressing.
-       (frv_funcdesc_alias_set): Remove.
-       (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
-       register.  Emit movdi_ldd.
-       (ldd_address_operand): New.
-       * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
-       * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
-       (PREDICATE_CODES): Add ldd_address_operand.
-       * config/frv/frv.md (movdi_ldd): New.
-       (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
-       intermediate computations if possible.
-       (symGOTOFF2reg_i): Fix harmless typo.
-       2003-12-18  Alexandre Oliva  <aoliva@redhat.com>
-       * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
-       relocated p_vaddr to vaddr type.
-       * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
-       * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
-       (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
-       MEM, or use a funcdesc alias set.  Use regular move instead of
-       ldd.
-       (dbl_memory_one_insn_operand): Recognize function descriptors by
-       type or by alias set, and don't split them.
-       * config/frv/frv.md (call, call_value): Never use call_internal
-       for fdpic.
-       (call_internal, call_value_internal): Never match for FDPIC.
-       (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
-       call_value_fdpicsi): Require FDPIC.
-       (ldd): Removed.
-       2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
-       * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
-       (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
-       FDPIC.  Compute data base address.
-       * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
-       before the other self-specs are processed.
-       * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
-       Build with -fPIC.
-       2003-12-15  Alexandre Oliva  <aoliva@redhat.com>
-       * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
-       inhibit_libc is defined.
-       2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
-       * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
-       __FRV_FDPIC__.
-       (__RELOC_POINTER): Define.
-       (_Unwind_IteratePhdrCallback): Use it.
-       * config/frv/frv.h (Twrite): Define.
-       (TRANSFER_FROM_TRAMPOLINE): Use it.
-       * config/frv/linux.h (INVOKE__main): Undefine.
-       (Twrite): Override.
-       2003-12-05  Richard Sandiford  <rsandifo@redhat.com>
-       * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
-       (-mlibrary-pic): Emphasize that this option generates EABI code.
-       (-mcpu): Add fr550.
-       (-mpack): Remove.
-       2003-11-30  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
-       and CONSTs in FDPIC mode.
-       * gcc/config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
-       2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv.c (move_source_operand): Don't accept symbolic
-       constants.
-       * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
-       rather than 'i' constraint for the 2-instruction alternative.
-       (*movsi_2word): New, incorporating existing int_2word_operand splitter.
-       2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
-       EXTRA_CONSTRAINT_FOR_Y.
-       (EXTRA_CONSTRAINT): Remove handling of 'Y'.
-       * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
-       (addsi3): Change 'Y' constraint to 'Q'.
-       2003-11-27  Richard Sandiford  <rsandifo@redhat.com>
-       * reload.c (CONST_POOL_OK_P): New macro.
-       (find_reloads): Use it to decide whether a constant can be forced
-       into memory.
-       * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
-       constant satisfies got12_operand.
-       (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
-       (frv_legitimate_address_p): Check for valid unspec offsets using
-       got12_operand rather than frv_legitimate_fdpic_operand_p.
-       (frv_legitimate_fdpic_operand_p): Delete.
-       (frv_emit_movsi): Abort if we try to use the FDPIC register during
-       or after reload.
-       (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
-       TARGET_FDPIC.
-       * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
-       2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
-       (frv_fdpic_fptr_operand): Don't declare here.
-       * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
-       rather than fdpic_got12_operand.
-       (PREDICATE_CODES): Remove symbolic_operand entry.  Add entries for
-       got12_operand and const_unspec_operand.
-       * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
-       (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
-       (symbolic_operand): Remove.
-       (const_unspec_operand): New predicate.
-       * config/frv/frv.md (*movsi_got): Use got12_operand.
-       (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
-       2003-11-18  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
-       * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
-       * config/frv/frv.c (frv_unspec): New structure.
-       (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
-       (frv_print_operand_memory_reference): Use frv_const_unspec_p to
-       validate CONST indices.  Use frv_output_const_unspec to print them.
-       (frv_print_operand): Update call to unspec_got_name.  Use
-       frv_output_const_unspec to print constant unspecs.
-       (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
-       Reject UNSPECs otherwise.
-       (unspec_got_name): Take the relocation number as argument, not an
-       rtx containing it.
-       (frv_output_addr_const_extra): Remove, replacing with...
-       (frv_output_const_unspec): ...this new function.
-       (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
-       (gpr_or_int12_operand): Use fdpic_got12_operand.
-       (dbl_memory_one_insn_operand): Likewise.
-       (fdpic_got12_operand): Use frv_const_unspec_p.
-       (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
-       are already legitimate.  Use frv_small_data_reloc_p when deciding
-       whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
-       2003-11-18  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
-       * config/frv/libgcc-frv.ver: ... frv-specific symbols.  New file.
-       * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
-       label, for real this time.
-       * config/frv/frv.c (frv_local_funcdesc_p): Update to new
-       representation of visibility.
-       (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
-       such.
-       2003-11-17  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
-       (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
-       * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
-       it was explicitly disabled.
-       (frv_stack_info): There is no need to save the link register in every
-       frame unless TARGET_LINKED_FP is true.
-       (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
-       frame pointer if the stack pointer might change value.
-       (frv_return_addr_rtx): Check and process "count" argument.
-       2003-11-14  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv-protos.h (frv_legitimize_address): Remove.
-       (frv_find_base_term): Declare.
-       * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
-       (FIND_BASE_TERM): Define.
-       (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
-       small_data_register_operand, small_data_symbolic_operand.  Add
-       symbolic_operand.
-       * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
-       (frv_print_operand_memory_reference, output_move_single): Remove
-       special handling for unlegitimized sdata addresses.
-       (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
-       and symbolic addresses.
-       (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
-       (frv_find_base_term): New function.
-       (int_2word_operand): Check specifically for symbolic address constants.
-       (pic_register_operand, pic_symbolic_operand): Delete.
-       (small_data_register_operand, small_data_symbolic_operand): Delete.
-       (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
-       Allow UNSPEC_GOT constants if !TARGET_FDPIC.
-       (move_source_operand): Only accept CONSTs if they're a two-insn
-       symbolic constant.
-       (fdpic_got12_operand): Don't require TARGET_FDPIC.
-       (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
-       using gen_symGOTOFF2reg*.
-       (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
-       (frv_rtx_costs): Give all MEM addresses a cost of 0.  Give MEMs
-       themselves a cost of 3 insns.
-       * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
-       Change predicate to symbolic_operand.
-       (*movsi_high_got, *movsi_lo_sum_got): Likewise.
-       (*movsi_lda_sdata): Delete.
-       (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
-       2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
-       * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
-       frv-*-*linux*.
-       * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
-       label.
-       * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
-       -multilib-library-pic.
-       (LINK_SPEC): Add -z text for -mfdpic.
-       * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
-       * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
-       * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
-       Override.
-       (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
-       FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
-       * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
-       crtstuff-generated files.
-       2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
-       * config.gcc: Add frv-*-*linux*.
-       * config/frv/linux.h, config/frv/t-linux: New.
-       2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
-       when -mfdpic even if a linker script is explicitly listed.
-       2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_override_options): Clear asm_out
-       unaligned_op for SImode on FDPIC.
-       (frv_emit_movsi): Use compute_reloc_for_constant to compute the
-       argument passed to decl_readonly_section.
-       (frv_assemble_integer): Revert 2003-09-30's change, but make the
-       whole block run with FDPIC even with -fno-PIC.
-       2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
-       symbol or label plus offset to memory.
-       (frv_emit_movsi): Emit GPREL only if -mgprel-ro.  Emit 32-bit
-       GOTOFF and GPREL for LABEL_REF.
-       * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
-       -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
-       (MASK_GPREL_RO, TARGET_GPREL_RO): New.
-       (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
-       * doc/invoke.texi: Document them.
-       2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
-       (frv_splittable_got_operand): Removed.
-       * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
-       LO_SUM.  Add comments.
-       (frv_override_options): Moved enabling of FDPIC to
-       DRIVER_SELF_SPECS.  Don't enable MASK_DWORD.
-       (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
-       (frv_legitimize_fdpic_address): Don't duplicate logic in
-       frv_emit_movsi.
-       (frv_gen_GPsym2reg): New.
-       (unspec_got_name): Added gprel.
-       (frv_expand_fdpic_call): Add support for inlining PLTs.
-       (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
-       (gpr_or_int12_operand): Added GPREL12.
-       (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
-       (small_data_symbolic_operand): Fail if FDPIC.
-       (fdpic_splittable_got_operand): Removed.
-       (fdpic_got12_operand): Added GPREL12.
-       (frv_emit_movsi): Reorganize to avoid duplication.  Emit GPREL
-       when appropriate.  Fix sdata GOTOFF.
-       (frv_legitimate_constant_p): Require legitimate PIC operand for
-       FDPIC with pic, but only a legitimate fdpic operand for non-pic.
-       (frv_assemble_integer): Move FDPIC funcdesc handling out of
-       flag_pic case.
-       (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
-       frv_assemble_integer fails.
-       * config/frv/frv.h (DRIVER_SELF_SPECS): New.
-       (SUBTARGET_DRIVER_SELF_SPECS): New.
-       (ASM_SPEC): Don't pass -mno-fdpic.
-       (LINK_SPEC): Pass -melf32frvfd for FDPIC.
-       (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
-       (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
-       -multilib-library-pic.
-       (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
-       condexec_si_media_operator, condexec_sf_add_operator and
-       condexec_sf_conv_operator.  Removed condexec_sf_binary_operator
-       and condexec_sf_unary_operator.
-       * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
-       New.
-       (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
-       movsi_internal.  Give them internal names.  movsi_got has type
-       int.
-       (fdpic got splitters): Remove.
-       (symGPREL2reg, symGPREL2reg_hilo): New.
-       * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
-       to -mlibrary-pic.  Map -multilib-library-pic to it.
-       * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
-       Document.
-       2003-09-28  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
-       (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
-       (frv_cannot_force_const_mem): New function.
-       (const_small_data_p, plus_small_data_p): Update comments on sdata
-       on FDPIC.
-       (frv_override_options): Set flag_pie for FDPIC too.
-       (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
-       call-saved registers on FDPIC.
-       (frv_stack_info): Don't preserve the PIC register on FDPIC, and
-       don't force LR to be preserved.
-       (frv_expand_prologue): Likewise.
-       (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
-       (frv_frame_pointer_required): Don't force it just because the
-       FDPIC register is used.
-       (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
-       operand only if !condexec_p.
-       (frv_legitimize_address): Return the FDPIC-legitimized address.
-       Don't match small data here on FDPIC.
-       (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
-       symbols.  Use TRUE/FALSE instead of 1/0.
-       (frv_local_funcdesc_p): New.
-       (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
-       immediates when possible.
-       (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
-       (dbl_memory_one_insn_operand): Accept addresses that add a REG and
-       an UNSPEC_GOT.
-       (frv_emit_movsi): Handle FDPIC before small data.  Use GOTOFF and
-       12-bit immediates when possible.
-       (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
-       are not legitimate pic operands.
-       (frv_in_small_data_p): Re-enable for FDPIC.
-       * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
-       (FRV_GLOBAL_P): Removed.
-       * config/frv/frv.md: Add modes to CONSTs.
-       (movsi_got): New.
-       (movsi_lo_sum_got): Use separate matches instead of match_dup.
-       (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
-       (fdpic splittable operations): Match on flag_pic != 1.
-       2003-09-22  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_asm_out_constructor,
-       frv_asm_out_destructor): Pass to frv_assemble_integer the size in
-       bytes, not bits.
-       2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
-       * config/frv/frv.c (frv_assemble_integer): Reject complex
-       expressions referencing function SYMBOL_REFs.
-       * config/frv/frv.c (frv_function_symbol_referenced_p): New.
-       (move_source_operand): Reject CONSTs that reference function
-       SYMBOL_REFs on FDPIC.
-       (frv_emit_movsi): If we get such a CONST, break it up.
-       * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
-       (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
-       * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
-       MEM.
-       (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
-       (frv_trampoline_size): Increase for FDPIC.
-       * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
-       (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
-       * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
-       Disable use of GOTOFF for now.
-       (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
-       Disable use of small data in FDPIC for now.
-       (frv_asm_output_mi_thunk): Implement for FDPIC.
-       * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
-       * config/frv/frv.c (frv_asm_out_constructor): Use
-       frv_assemble_integer for FDPIC pointers.
-       (frv_asm_out_destructor): Likewise.
-       * config/frv/frv.md (ldd): Fix order of operands.  Use
-       address_operand for input.
-       2003-09-18  DJ Delorie  <dj@redhat.com>
-       * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
-       (unspec_got_name): Correct typo.
-       (frv_emit_movsi): Pre-expand splittable GOTs.
-       (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
-       * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
-       (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
-       * config/frv/t-frv: Add -mfdpic multilibs.
-       * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
-       (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
-       * config/frv/frv.c (frv_override_options): -mfdpic assumes
-       flag_pic, default to 32-bit pics, require DWORD ops.
-       (frv_override_options): Add W and Z constraints.
-       (frv_expand_prologue): No pic prologue for -mfdpic.
-       (frv_asm_output_mi_thunk): Support -mfdpic (soon).
-       (frv_print_operand_memory_reference): Handle GOT constants.
-       (frv_legitimate_address_p): Allow GOT constants.
-       (frv_legitimize_address): Handle GOT addresses too.
-       (frv_legitimate_fdpic_operand_p): New.
-       (frv_legitimize_fdpic_address): New.
-       (unspec_got_name): New.
-       (frv_output_addr_const_extra): New.
-       (frv_expand_fdpic_call): New.
-       (frv_fdpic_fptr_operand): New.
-       (gpr_or_int12_operand): Handle GOT operands.
-       (int_2word_operand): Handle GOT operands.
-       (fdpic_operand): New.
-       (fdpic_splittable_got_operand): New.
-       (fdpic_got12_operand): New.
-       (frv_emit_movsi): Handle GOT operands.
-       (frv_assemble_integer): -mfdpic doesn't use rofixups.
-       (frv_print_operand): Support 'g' code for GOT operands.
-       * config/frv/frv-protos.h: Add prototypes as needed.
-       * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
-       R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
-       R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
-       R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
-       R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
-       R_FRV_GOTOFFLO): New.
-       (movsi_high_got, movsi_lo_sum_got): New.
-       (*movsi_pic): Don't use this splitter for -mfdpic.
-       (addsi3): Allow GOT references also.
-       (call, call_value): Handle -mfdpic separately.
-       (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
-       call_value_fdpicsi): New.
-       (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
-       symGOTOFF2reg_i): New.
-       * config/frv/frv.h (MASK_FDPIC): New.
-       (TARGET_FDPIC): New.
-       (TARGET_SWITCHES): Add -mfdpic.
-       (FDPIC_FPTR_REGNO): New.
-       (FDPIC_REGNO): New.
-       (OUR_FDPIC_REG): New.
-       (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
-       FDPIC_CALL_REGS.
-       (REG_CLASS_NAMES): Likewise.
-       (REG_CLASS_CONTENTS): Likewise.
-       (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
-       (EXTRA_CONSTRAINT): Add it here.
-       (FRV_GLOBAL_P): New.
-       (OUTPUT_ADDR_CONST_EXTRA): New.
-
-2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/sparc/sparc.h: Remove commented-out definitions of
-       TARGET_EDOM and GEN_ERRNO_RTX.
-
-2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
-       df_analyse with df_analyze.
-
-2004-02-24  Alan Modra  <amodra@bigpond.net.au>
-
-       * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
-       beginning of block.
-
-2004-02-23  James E Wilson  <wilson@specifixinc.com>
-
-       * calls.c (precompute_arguments): Update comment.
-
-2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * et-forest.c: Replace et_occurences with et_occurrences.
-
-2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
-       with iv_analyze.
-
-2004-02-23  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * config/i386/i386.c: Rename pni to sse3.
-       * config/i386/i386.h: Likewise.
-       * config/i386/i386.md: Likewise.
-       * config/i386/pmmintrin.h: Likewise.
-       * doc/extend.texi: Likewise.
-       * doc/invoke.texi: Likewise.
-
-2004-02-23  Zack Weinberg  <zack@codesourcery.com>
-           Kazu Hirata  <kazu@cs.umass.edu>
-
-       Remove -fwritable-strings.
-       * c-common.c (fix_string_type): Don't check
-       flag_writable_strings.
-       (fix_string_type): Likewise.
-       * c-opts.c (set_std_c89): Don't initialize
-       flag_writable_strings.
-       (set_std_c99): Likewise.
-       * common.opt (fwritable-strings): Remove.
-       * flags.h: Remove the external declaration of
-       flag_writable_strings.
-       * opts.c (common_handle_option) <OPT_fwritable_strings>:
-       Remove.
-       * toplev.c (flag_writable_strings): Remove.
-       (f_options): Remove an entry for writable-strings.
-       * varasm.c (const_hash_1) <STRING_CST>: Don't check
-       flag_writable_strings.
-       (compare_constant) <STRING_CST>: Likewise.
-       (build_constant_desc): Likewise.
-       * config/darwin.c (machopic_select_section): Likewise.
-       * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
-       * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
-       * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
-       * config/mips/mips.c (mips_select_section): Likewise.
-       (mips_encode_section_info): Likewise.
-       * config/pa/pa.c (pa_select_section): Likewise.
-       * config/pa/pa.h (TEXT_SPACE_P): Likewise.
-       * config/v850/v850.c (v850_select_section): Likewise.
-       * doc/invoke.texi (-fwritable-strings): Remove.
-       (-fno-const-strings): Don't mention -fwritable-strings.
-       * doc/trouble.texi: Don't mention -fwritable-strings.
-
-2004-02-23  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
-
-2004-02-23  Dale Johannesen  <dalej@apple.com>
-
-       * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
-       (movdf_hardfloat64):  Ditto.
-       (movdf_softfloat64):  Ditto.
-
-2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
-       * config/rs6000/rs6000.c (function_arg): call to
-       rs6000_mixed_function_arg for DFmode moved to allow
-       normal DFmode incoming register assignment.
-
-2004-02-23  Dale Johannesen  <dalej@apple.com>
-
-       * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
-       (movdf_hardfloat64):  Ditto.
-
-2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
-       config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
-       copyright.
-
-2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c/14156
-       * c-typeck.c (c_expand_return): Change check for VAR_DECL
-       to use DECL_P instead.
-
-       * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
-       * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
-
-2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * Makefile.in (opts.o): Depend on target.h.
-       * opts.c (decode_options): Use targetm.default_short_enums
-       instead of DEFAULT_SHORT_ENUMS.
-       * system.h (DEFAULT_SHORT_ENUMS): Poison.
-       * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
-       (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
-       * target.h (gcc_target): Add default_short_enums.
-       * config/cris/cris.h: Remove a comment about
-       DEFAULT_SHORT_ENUMS.
-       * config/ip2k/ip2k.h: Likewise.
-       * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
-       TARGET_DEFAULT_SHORT_ENUMS.  Update the description.
-
-2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
-           Falk Hueffner  <falk@debian.org>
-
-       PR c/14188
-       * builtins.c (expand_builtin_va_arg): Emit an informative message
-       if a trap is generated.
-       * c-typeck.c (build_function_call): Likewise.
-
-2004-02-22  Jakub Jelinek  <jakub@redhat.com>
-
-       * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
-       fopen.
-       * libgcov.c: Include sys/stat.h.
-       * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
-       * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
-       * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
-       * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
-
-2004-02-22  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * reorg.c: Remove comments about dead ports.
-
-2004-02-22  Christopher Faylor  <cgf@redhat.com>
-
-       * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
-       extra host object file when targetting cygwin rather than generic
-       object files.
-
-2004-02-22  Josef Zlomek  <zlomekj@suse.cz>
-
-       Merge from tree-ssa:
-       2003-11-20  Richard Henderson  <rth@redhat.com>
-
-               * tree-inline.c (insert_decl_map): New.
-               (remap_decl, remap_type, remap_block, copy_body_r,
-               initialize_inlined_parameters, declare_return_variable,
-               remap_save_expr): Use it.
-
-       * function.c (copy_body_r): Add mapping from id->ret_label to
-       id->ret_label.  Revert test for ret_label.
-
-2004-02-22  Jakub Jelinek  <jakub@redhat.com>
-
-       * genoutput.c (process_template): Strip trailing whitespace in @
-       templates and issue a warning if there was any.
-
-2004-02-21  Christopher Faylor  <cgf@redhat.com>
-
-       * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
-       object file when targetting cygwin.
-       * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
-       overridden by top-level Makefile.
-
-2004-02-21  Roger Sayle  <roger@eyesopen.com>
-
-       * config/i386/i386.c (standard_80387_constant_p): Also prefer
-       the x87's load constant instructions when optimizing for size.
-
-2004-02-21  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
-       * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
-       * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
-       * fold-const.c: Likewise.
-       * simplify-rtx.c: Likewise.
-
-2004-02-21  Alan Modra  <amodra@bigpond.net.au>
-
-       * combine.c (can_combine_p): Don't ignore SETs marked with
-       REG_EH_REGION notes.
-       (try_combine): When attemting to fix unrecognized insns, don't
-       split a PARALLEL that contains the original i2.
-
-2004-02-21  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
-       SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
-       * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
-       * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
-       (vector, pixel, bool): #define to __vector, __pixel and __bool.
-       (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
-       portion of header.
-       (__altivec_link_error_invalid_argument): Remove prototype; will use
-       __builtin_altivec_compiletime_error("vec_*") instead.
-       (vec_*): Fix/complete set of available operation overloads given the
-       existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
-       cv-correctness of pointer arguments; in C, always check for correct
-       argument types before macro expansion.
-       * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
-       defining Darwin/PowerPC-specific '-f[no-]altivec' and
-       '-W[no-]altivec-long-deprecated' switches.
-       * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
-       '__vector', '__pixel' and '__bool' macros using
-       '__attribute__((altivec(...)))' types.
-       * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
-       bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
-       bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
-       New type nodes.
-       (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
-       handling '-W[no-]altivec-long-deprecated'.
-       (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
-       (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
-       altivec_expand_dst_builtin): Remove casts from integer literals.
-       (altivec_expand_builtin): Likewise; handle expansion of new
-       '__builtin_altivec_compiletime_error' function.
-       (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
-       types, and make them distinct from other vector types; register
-       '__builtin_altivec_compiletime_error' function.
-       (print_operand): For 'P', print a full target register name instead of
-       merely its number.
-       (rs6000_attribute_table): Add "altivec" attribute.
-       (rs6000_handle_altivec_attribute): New function.
-       * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
-       '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
-       maps to).
-       (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
-       declare.
-       (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
-
-2004-02-20  James E Wilson  <wilson@specifixinc.com>
-
-       * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
-       check.
-       (shift_mix4left+2): Delete redundant pattern.
-
-2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * alias.c (OUTGOING_REGNO): Don't define the default.
-       * builtins.c (OUTGOING_REGNO): Likewise.
-       (INCOMING_REGNO): Likewise.
-       (apply_args_register_offset): Always use OUTGOING_REGNO.
-       * combine.c (OUTGOING_REGNO): Likewise.
-       * sibcall.c (OUTGOING_REGNO): Likewise.
-       * defaults.h (INCOMING_REGNO): Provide the default.
-       (OUTGOING_REGNO): Likewise.
-
-2004-02-21  Jan Hubicka  <jh@suse.cz>
-
-       * params.def (max-peeled-insns, max-completely-peeled-insns,
-       max-once-peeled-insns): Set to 400.
-
-2004-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR c++/12007
-       * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
-       are set for parameters before outputing debugging information.
-
-2004-02-20  Falk Hueffner  <falk@debian.org>
-
-       PR target/14201
-       * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
-       numbers.
-
-2004-02-20  Per Bothner  <per@bothner.com>
-
-       * input.h:  Don't #include line-map.h.  It may cause link problems
-       with undefined linemap_line_start when line-map.h is included but
-       line-map.o is not linked, as currently happens with gengtype on
-       compilers that don't support inline.
-       * toplev.c:  So we do have to explicitly #include line-map.h here.
-
-2004-02-20  Richard Henderson  <rth@redhat.com>
-
-       * doc/invoke.texi: Add -Wvariadic-macros.
-
-2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * haifa-sched.c (sched_emit_insn): Remove.
-       * sched-int.h: Remove the corresponding prototype.
-
-2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       Revert:
-       2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-       * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
-       * system.h (DEFAULT_SHORT_ENUMS): Poison.
-       * config/cris/cris.h: Remove a comment about
-       DEFAULT_SHORT_ENUMS.
-       * config/ip2k/ip2k.h: Likewise.
-       * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
-
-2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
-           Tom Tromey  <tromey@redhat.com>
-
-       * doc/install.texi: Moved --disable-libgcj and
-       --with-system-zlib documentation to new section for
-       Java-specific options.
-       Added explicit Cross-Compiler-Specific Options subheading.
-       Added section for Java-specific options.
-
-2004-02-20  Matt Kraai  <kraai@alumni.cmu.edu>
-
-       * doc/install.texi (Building the Ada compiler): Remove
-       example.
-
-2004-02-20  James E Wilson  <wilson@specifixinc.com>
-
-       * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
-
-2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * gcc.c (process_command): Allow translation of the copyright
-       symbol but not the rest of the copyright message.
-       * gcov.c (print_version): Likewise.  Allow translation of the
-       message about warranty.
-
-2004-02-20  Hans-Peter Nilsson  <hp@axis.com>
-
-       * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
-       predicate.
-       ("*andsi_clear"): Tweak constraints to not match postincrement.
-       Adjust the predicate to exclude a volatile memory reference.
-       ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
-       ("*andhi_clear_unsigned"): Remove, non-matching pattern.
-
-2004-02-19  Matt Kraai  <kraai@alumni.cmu.edu>
-
-       * move-if-change: Remove.
-       * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
-       (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
-       (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
-       (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
-       (s-gtyp-gen, s-iov): Use the top level move-if-change.
-       * objc/Make-lang.in (objc/objc-parse.y): Likewise.
-
-2004-02-19  James E Wilson  <wilson@specifixinc.com>
-
-       * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
-       for operand2.  Add condition that requires register_operand operand2
-       before reload.
-
-2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
-           Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
-
-       * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
-       * config/mips/mips.md: Expand comment above unaligned loads and stores.
-
-2004-02-19  Richard Henderson  <rth@redhat.com>
-
-       * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
-       * tree.c (build0, build1, build2, build3, build4): Split out from...
-       (build): ... here.  Call them.
-       * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
-
-       * convert.c (convert_to_integer): Remove extra build argument.
-       * tree-inline.c (expand_call_inline): Likewise.
-
-2004-02-19  Richard Henderson  <rth@redhat.com>
-
-       * c-opts.c (warn_variadic_macros): New.
-       (c_common_handle_option): Set it.
-       (sanitize_cpp_opts): Copy it to cpp_opts.
-       * c.opt (Wvariadic-macros): New.
-       * cpplib.h (struct cpp_options): Add warn_variadic_macros.
-       * cppinit.c (cpp_create_reader): Initialize it.
-       * cppmacro.c (parse_params): Check it.
-
-2004-02-19  David Daney <ddaney@avtrex.com>
-
-       PR preprocessor/14198
-       * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
-       builtin_assert ("machine=mips")
-
-2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
-       * system.h (DEFAULT_SHORT_ENUMS): Poison.
-       * config/cris/cris.h: Remove a comment about
-       DEFAULT_SHORT_ENUMS.
-       * config/ip2k/ip2k.h: Likewise.
-       * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
-
-2004-02-19  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
-       when passing single SFmode quantities in general registers,
-       put them in the high half.
-
-2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
-
-       * doc/md.texi (Standard Names): Document additional dependency on
-       fix pattern.
-
-       * optabs.c (ftruncify): Remove.
-       (expand_fix): Manually inline ftruncify above.
-       (can_fix_p): Add FIXME note.
-
-2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
-       spe_fixuns_truncsfsi2.
-
-       * config/rs6000/rs6000.md (fixunssfsi2): Rename to
-       fixuns_truncsfsi2.
-
-2004-02-19  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
-       * testsuite/gcc.dg/20040219-1.c: New test.
-
-2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
-       "*subsf3_cconly"): Subtraction is not commutative.
-
-2004-02-19  Zack Weinberg  <zack@codesourcery.com>
-
-       * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
-       (sdbout_symbol): If called before sdbout_init, queue DECL for
-       later and return.
-       (sdbout_init): Set sdbout_initialized true, process decls
-       queued earlier by sdbout_symbol.
-       (sdbout_finish): Use size_t for index variable.
-
-2004-02-19  Jeff Law  <law@redhat.com>
-
-       * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
-       for unordered comparison codes.
-
-2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * reload1.c (reload): Correct comment.
-       (scan_paradoxical_subregs): Remove #if 0 and old comment.
-       * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
-       register variables are not used by reload.
-
-2004-02-19  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR target/14209
-       * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
-       constraints to not match postincrement.  Adjust the predicate to
-       exclude a volatile memory reference.
-
-2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
-
-2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * hooks.c (hook_void_tree_int): Remove.
-       (hook_void_constcharptr): Likewise.
-       (hook_int_void_0): Likewise.
-       * hooks.h: Remove the prototypes for the above three
-       functions.
-       * targhooks.c (hook_bool_machine_mode_true): Remove.
-       * targhooks.h: Remove the prototype for
-       hook_bool_machine_mode_true.
-
-2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * emit-rtl.c (subreg_realpart_p): Remove.
-       (reorder_insns_with_line_notes): Likewise.
-       (end_full_sequence): Likewise.
-       * rtl.h: Remove the prototype for the above functions.
-
-2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
-       config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
-       config/iq2000/iq2000.h, config/m32r/m32r.h,
-       config/pdp11/pdp11.h, config/sparc/sparc.h,
-       config/xtensa/xtensa.h: Remove commented-out or useless
-       definitions of CASE_VECTOR_PC_RELATIVE.
-
-2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * loop.c (all_sets_invariant_p): Remove.
-
-2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/12916
-       * config/sparc/sparc.h (NPARM_REGS): Delete.
-       (BASE_RETURN_VALUE_REG): Likewise.
-       (BASE_OUTGOING_VALUE_REG): Likewise.
-       (BASE_PASSING_ARG_REG): Likewise.
-       (BASE_INCOMING_ARG_REG): Likewise.
-       * config/sparc/sparc.c (sparc_strict_argument_naming): Test
-       TARGET_ARCH64, not TARGET_V9.
-       (function_arg_slotno): Dispatch based on the mode class.
-       Handle vector modes like floating-point modes.
-       (function_arg_record_value_1): Handle vector types like
-       floating-point types.
-       (function_arg_record_value_2): Likewise.
-       Calculate regno after mode transformation.
-       (function_arg): Handle vector modes like floating-point modes.
-       (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
-       If ARCH64, do not recheck alignment.
-       (function_arg_pass_by_reference): Reorder the conditions.
-       (sparc_return_in_memory): Move after function_arg_padding.
-       Implement calling conventions for vector modes.
-       (sparc_struct_value_rtx): Move after sparc_return_in_memory.
-       (function_value): Move scope of 'regbase'.
-       Implement calling conventions for vector modes.
-       (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
-       and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
-       (sparc_va_arg): Use function_arg_pass_by_reference to test whether
-       the argument is passed by reference.
-       (sparc_type_code): Handle vector types.
-
-2004-02-19  Alan Modra  <amodra@bigpond.net.au>
-
-       * function.c (assign_parms): When building decl_rtl for
-       SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
-
-2004-02-19  Olivier Hainque  <hainque@act-europe.fr>
-
-       * expr.c (is_aligning_offset): Check if we are aligning the
-       expressions's address over BIGGEST_ALIGNMENT in bytes, not
-       in bits.
-
-2004-02-18  Matt Austern  <austern@apple.com>
-
-       * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
-       LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
-       (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
-       defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
-       spec string.
-       * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
-
-2004-02-18  Zack Weinberg  <zack@codesourcery.com>
-
-       * dwarf2out.c (loclabel_num): Move outside #ifdef
-       DWARF2_DEBUGGING_INFO and mark with GTY(()).
-       * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
-       Mark with GTY(()).
-       (ia64_hpux_add_extern_decl): Save the decl, not the name string.
-       Allocate memory with ggc_alloc.  No need to copy anything.
-       (ia64_hpux_file_end): Update to match.
-
-2004-02-18  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
-       by default.
-
-2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
-       ("divmodtisi3"): Likewise.
-       ("udivmoddi4", "udivmodtidi3"): Likewise.
-       ("divmodsi4", "divmoddisi3"): Likewise.
-       ("udivmodsi4", "udivmoddisi3"): Likewise.
-       ("udivsi3", "umodsi3"): Likewise.
-
-2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (s390_mainpool_start): Delete the main pool
-       placeholder insn when chunkifying the pool.
-
-2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
-       generating PIC code.
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Add a prototype for
-       h8300_expand_branch.
-       * config/h8300/h8300.c (h8300_expand_branch): New.
-       * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
-       bgtu, beq, bne): Call h8300_expand_branch().
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Add prototypes for
-       h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
-       * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
-       (h8300_hard_regno_mode_ok): Likewise.
-       * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
-       h8300_hard_regno_nregs().
-       (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
-
-2004-02-18  Per Bothner  <per@bothner.com>
-
-       * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
-       partly reverts my 2003-10-01 change, because we're back to logically
-       including <command line> inside the main line.
-       * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
-       * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
-       Fixes PR preprocessor/14103.
-
-       * cppfiles.c (_cpp_stack_include):  When appropriate decrement
-       line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
-       (cpp_push_include):  Don't need to increment pfile's line field.
-       * line-map.h (LAST_SOURCE_LINE_LOCATION):  Only decrement by 1.
-
-       * c-ppoutput.c (print struct):  New first_time field.
-       (init_pp_output):  Set print.first_time.
-       (pp_file_change):  Use print.first_time, rather than MAIN_FILE_P,
-       which is set also for (say) <command line>.  Clear print.first_time.
-
-       * cppfiles.c (struct _cpp_file):  Comment and type for pch field
-       does not match the code, so fix both.
-       (should_stack_file):  Inline include_pch_p function.
-       (include_pch_p):  Remove pointless function.
-
-       * cpphash.h (struct cpp_buffer):  Remove unused search_cached field.
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md (four define_peephole2's): Use
-       h8300_regs_ok_for_stm().
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Update the prototype for
-       expand_a_rotate().
-       * config/h8300/h8300.c (expand_a_rotate): Remove the first
-       argument.
-       * config/h8300/h8300.md: Update all callers.
-
-2004-02-18  Jan Hubicka  <jh@suse.cz>
-
-       * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
-       floats.
-       (simplify_binary_operation): Deal with logicals on floats.
-
-       * i386.md (SSE fabs splitters): Emit new patterns.
-       (SSE cmov splitters): Likewise.
-       (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
-       (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
-       subregs.
-       (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
-       (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
-       by hand.
-       (output_a_rotate): Tweak a comment.
-       * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
-       (*rotlhi3_1): Change to rotlhi3_1.
-       (*rotlsi3_1): Change to rotlsi3_1.
-
-2004-02-18  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/13866
-       * arm.c (load_multiple_operation): Don't insist that the source reg
-       of a post-increment component is the same as the destination.
-       (store_multiple_operation): Likewise.
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Move movsf patterns into one section
-       of the file.
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
-       loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
-       xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
-       config/mips/linux64.h, config/pa/pa-64.h,
-       config/rs6000/aix51.h, config/rs6000/aix52.h,
-       config/rs6000/spe.md, config/sparc/linux.h,
-       config/sparc/linux64.h: Update copyright.
-
-2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Move push patterns into one
-       section of the file.
-
-2004-02-18  Mark Mitchell <mark@codesourcery.com>
-
-       PR c++/11326
-       * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
-       fntype.
-
-2004-02-18  Paul Brook  <paul@codesourcery.com>
-
-       * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
-
-2004-02-18  Paul Brook  <paul@codesourcery.com>
-
-       PR debug/12934
-       * dwarf2out.c (loc_descriptor_from_tree): Handle
-       EXPR_WITH_FILE_LOCATION.
-
-2004-02-18  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
-       testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
-       trailing whitespace from instructions.
-
-2004-02-17  Geoffrey Keating  <geoffk@apple.com>
-
-       * configure.ac: When generating auto-build.h, pass
-       --enable-languages to the sub-configure.
-       Put quotes around ${program_transform_name} when generating
-       name of as, ld, nm, objdump.
-       * configure: Regenerate.
-
-2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>
-
-       * Makefile.in (s-check, s-config, s-conditions, s-flags)
-       (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
-       (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
-       (s-preds, s-iov): Do not depend on move-if-change.
-
-2004-02-17  James E Wilson  <wilson@specifixinc.com>
-
-       * caller-save.c (insert_restore): Pass mem through copy_rtx.
-       (insert_save): Likewise.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
-       warning.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md (*one_complsi2_h8300): Change to
-       *one_cmplsi2_h8300.
-       (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Update the prototype of
-       fix_bit_operand().
-       * config/h8300/h8300.c (fix_bit_operand): Remove the second
-       argument "what".
-       * config/h8300/h8300.md: Update all callers.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (fix_bit_operand): Change the name of
-       the last argument to "code" from "type".
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c: Remove an extern declaration of
-       rtx_equal_function_value_matters.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
-       by hand.
-       * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
-       (*iorqi3_1): Change to iorqi3_1.
-       (*xorqi3_1): Change to xorqi3_1.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
-       typos.
-
-2004-02-17  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
-
-2004-02-18  Alan Modra  <amodra@bigpond.net.au>
-
-       PR optimization/14119
-       * combine.c (try_combine): When attemting to fix unrecognized insns,
-       don't delete SETs marked with REG_EH_REGION notes.
-
-2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * combine.c (simplify_if_then_else): Do not replace
-       (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
-       modes differ.
-
-2004-02017  Steven Bosscher  <stevenb@suse.de>
-
-       * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
-       function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
-       tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
-       * ada/utils.c: Likewise.
-       * cp/decl.c: Likewise.
-       * f/com.c: Likewise.
-       * java/class.c: Likewise.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Fix comment typos.
-
-2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config/mips/t-iris6gld: Renamed to ...
-       * config/mips/t-irix-gld: ... this.
-       * config.gcc (mips-sgi-irix6*): Reflect this
-       (mips-sgi-irix5*): Use it with GNU ld.
-
-       * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
-       to ...
-       * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
-       * config/mips/t-irix-gld: Reflect this.
-       * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
-
-       * config/mips/iris5gld.h: New file.
-       * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
-       Only use collect2 without gas.
-
-       * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
-       Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
-       (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
-       * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
-
-       * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
-       * config/mips/iris5.h: ... here.
-
-       * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
-       IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
-       (STARTFILE_SPEC, ENDFILE_SPEC): Define.
-
-       * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
-       using irix_startfile_spec, irix_endfile_spec.
-
-2004-02-16  Gunther Nikl  <gni@gecko.de>
-
-       * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
-       insns by hand.
-
-2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * cfghooks.c (split_edge): Speed up updating of dominators.
-
-2004-02-17  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/11326
-       * c-common.c (flag_abi_version): Remove.
-       * c-common.h (flag_abi_version): Likewise.
-       * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
-       * c.opt (fabi-version): Remove.
-       * calls.c (expand_call): Always pass a function type to
-       struct_value_rtx.  Use convert_memory_address.
-       * common.opt (fabi-version): Add it.
-       * flags.h (flag_abi_version): Likewise.
-       (abi_version_at_least): New macro.
-       * opts.c (common_handle_option): Add OPT_fabi_version.
-       * toplev.c (flag_abi_version): Define it.
-       * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
-       New function.
-       (ia64_output_mi_thunk): Use it.
-       (ia64_struct_value_rtx): Likewise.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (h8300_emit_stack_adjustment):
-       Don't generate insns by hand.
-
-2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c++/14178
-       * doc/invoke.texi (fabi-version): The default is 2 now.
-
-2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * loop-iv.c: New file.
-       * Makefile.in (loop-iv.o): New.
-       * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
-       * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
-       num_loop_branches): New functions.
-       * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
-       iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
-       find_simple_exit, iv_number_of_iterations, iv_analysis_done,
-       get_simple_loop_desc, free_simple_loop_desc): Declare.
-       (simple_loop_desc): New inline function.
-       (struct rtx_iv, struct niter_desc): New.
-       * cfgloopmanip.c (loopify): Specify semantics more precisely.
-       * expr.c (force_operand): Handle subregs of expressions created by
-       loop unroller.
-       * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
-       parts of the initialization to toplev.c
-       * loop-unroll.c (loop_exit_at_end_p): New.
-       (unroll_and_peel_loops): Call iv_analysis_done.
-       (decide_peel_once_rolling, decide_peel_completely,
-       decide_unroll_stupid, decide_unroll_constant_iterations,
-       decide_unroll_runtime_iterations, decide_peel_simple,
-       peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
-       unroll_loop_runtime_iterations): Use new simple loop analysis.
-       * loop-unswitch.c (compare_and_jump_seq): New.
-       (may_unswitch_on_p): Renamed to ...
-       (may_unswitch_on): Use new iv analysis.
-       (reversed_condition): Export.
-       (unswitch_single_loop, unswitch_loop): Use new iv analysis.
-       * predict.c (estimate_probability): Use new simple loop analysis.
-       * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
-       canon_condition, simplify_using_condition): Declare.
-       * stor-layout.c (get_mode_bounds): New.
-       * toplev.c (rest_of_handle_loop2): Some parts of
-       initialization/finalization moved here from loop-init.c.
-
-2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
-       pointer.
-       (CALL_USED_REGISTERS): Likewise.
-       (REG_ALLOC_ORDER): Likewise.
-       (REG_CLASS) <GENERAL_REGS>: Likewise.
-
-2004-02-16  Geoffrey Keating  <geoffk@apple.com>
-
-       * doc/md.texi (Insn Canonicalizations): Document left-chaining
-       in associative operators.
-       * rtlanal.c (commutative_operand_precedence): Create some new
-       variables.  Prefer a commutative operand on the left, then
-       binary expressions, then NEG and NOT.
-
-2004-02-16  Matthias Klose  <doko@debian.org>
-
-       * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
-       in terms of SHLIB_SOVERSION.
-       * config/m68k/t-slibgcc-elf-ver: New file.
-       * config/pa/t-slibgcc-elf-ver: New file.
-       * config.gcc (m68k-linux, parisc-linux): Use them when not
-       sjlj exceptions are not configured.
-
-2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
-
-2004-02-16  Zack Weinberg  <zack@codesourcery.com>
-
-       * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
-
-2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/sourcebuild.texi: Mention backends.html.
-
-2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
-       line-map.c, line-map.h, var-tracking.c: Fix comment
-       formatting.
-
-2004-02-16  Richard Henderson  <rth@redhat.com>
-
-       * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
-
-       * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
-
-2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Remove unnecessary parallels from
-       all define_insn and define_split patterns.
-
-2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Remove explicit (set_attr "cc"
-       "clobber").
-
-2004-02-15  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
-       '%#'.
-
-2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/ia64/ia64.c, config/mips/mips.c,
-       config/mmix/mmix-modes.def: Fix comment typos.
-
-2004-02-15  Roger Sayle  <roger@eyesopen.com>
-
-       * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
-       (get_directive_line): Remove unused function prototype.
-
-2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
-
-       * tree-inline.c (copy_body_r): Do not replace ret_label.
-
-2004-02-14  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (x86_four_jump_limit): New variable.
-       (k8_avoid_jump_misspredicts): Rename to ...
-       (ix86_avoid_jump_misspredicts): .. this one.
-       (ix86_pad_returns): Break out from ...
-       (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
-       to.
-       * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
-
-2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
-
-       * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
-       PARALLEL is NULL.
-
-2004-02-14  Per Bothner  <per@bothner.com>
-
-       * fix-header.c (line_table):  Move local variable in main to global.
-       * scan.h (line_table):  Use it.
-       * scan-decls.c (scan_decls):  Need to call linemap_lookup on token's
-       line (recently renamed to src_loc) before calling recognized_function.
-
-2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>
-
-       * Makefile.in: Fix comment typos.
-
-2004-02-14  Olivier Hainque  <hainque@act-europe.fr>
-
-       * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
-       for start_value when it is directly moved into reg, and factorize
-       the retrieval of GET_MODE (reg).
-
-2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (mips_load_got_page): Delete.
-       (mips_load_got_global): Delete.
-       (mips_gotoff_page): Declare.
-       * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
-       (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
-       UNSPEC_LOAD_GOT pattern rather than a MEM.
-       (*load_got[sd]i): New patterns.
-       * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
-       (mips_load_got_page, mips_load_got_global): Delete.
-       (mips_gotoff_page): New function.
-       (override_options): Don't initialize mips_got_alias_set.
-
-2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
-       (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
-       (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
-       (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
-       (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
-       * config/mips/mips.c: Fix some overly-long lines.
-       (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
-       (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
-
-2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * configure.ac: Search for as, ld below libexec/gcc.
-       * configure: Regenerate.
-
-2004-02-14  Ben Elliston  <bje@wasabisystems.com>
-
-       * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
-       __builtin_arm_setwcx ().
-       * config/arm/arm.c (arm_expand_builtin): Generate operands
-       correctly and reverse their order in call to gen_iwmmxt_tmcr ().
-
-2004-02-14  Ben Elliston  <bje@wasabisystems.com>
-
-       * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
-       and "wmuluh" to "wmulsm" and "wmulum", respectively.
-       * config/arm/arm.h (enum arm_builtins): Rename enumerators to
-       ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
-       * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
-       (_mm_mulhi_pu16): Likewise.
-
-2004-02-13  Zack Weinberg  <zack@codesourcery.com>
-
-       * xcoffout.c (xcoff_assign_fundamental_type_number): Check
-       DECL_NAME != 0 before dereferencing.
-
-2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
-       (s390_output_addr_const_extra): Declare.
-       (s390_output_pool_entry): Remove FILE * argument.
-       * config/s390/s390.c (s390_output_symbolic_const): Remove.
-       (s390_output_addr_const_extra): New function.
-       (print_operand_address): Call output_addr_const instead of
-       s390_output_symbolic_const.
-       (print_operand): Likewise.
-       (s390_output_pool_entry): Use assemble_integer for symbolic constants.
-       Remove FILE * argument.
-       * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
-       * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
-       call.
-
-2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * cfgloopanal.c (mark_irreducible_loops): Rewriten.
-       (struct edge, struct vertex, struct graph): New.
-       (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
-       free_graph): New functions.
-
-2004-02-12  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.md (casesi_internal, casesi_internal_di):
-       Use ".set macro" to avoid warnings about multi-instruction
-       macros, since they're intentional.
-
-2004-02-12  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/darwin.h: Add include guards.  Remove old, now incorrect,
-       comment about STANDARD_EXEC_PREFIX.
-
-       * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
-       $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
-       for installing .1 manpages.  Add rules for installing cpp
-       and gcov manpages under their installed names.
-
-2004-02-12  Alexandre Oliva  <aoliva@redhat.com>
-
-       * configure.ac (gcc_cv_ld): Don't set to LD if target is not
-       host, but try LD_FOR_TARGET first.
-       * configure: Rebuilt.
-
-2004-02-12  Zack Weinberg  <zack@codesourcery.com>
-
-       * dbxout.c: Move declaration of dbxout_type_decl outside
-       #ifdef DBX_DEBUGGING_INFO.
-       * c-parse.in: Don't give the asmdef production a type.
-
-2004-02-12  Zack Weinberg  <zack@codesourcery.com>
-
-       * debug.h (struct gcc_debug_hooks): Add type_decl field.
-       (debug_nothing_tree_int): Prototype.
-       (dwarf_debug_hooks): Delete, unused.
-       * debug.c (do_nothing_debug_hooks): Update.
-       (debug_nothing_tree_int): New function.
-       * langhooks.h (struct lang_hooks_for_decls):
-       Remove builtin_type_decls field.
-       * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
-       (LANG_HOOKS_DECLS): Update.
-       * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
-       Use debug_hooks->type_decl.
-       * dbxout.c (preinit_symbols): New static.
-       (dbx_debug_hooks, xcoff_debug_hooks): Update.
-       (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
-       lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
-       for symbols to output.
-       (dbxout_type_decl): New function.
-       (dbxout_symbol): If called before dbxout_init has run, queue
-       the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
-       to TYPE_DECLs before emitting them.
-       * xcoffout.c (assign_type_number): Delete.
-       (xcoff_type_numbers): New static table.
-       (xcoff_assign_fundamental_type_number): New function.
-       * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
-       DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
-       * sdbout.c: Include varray.h.
-       (deferred_global_decls): New static.
-       (sdb_debug_hooks): Update.
-       (sdbout_global_decl): If we can't emit something right now,
-       remember it in deferred_global_decls.
-       (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
-       (sdbout_init): Initialize deferred_global_decls.
-       * Makefile.in: Update dependencies of sdbout.o.
-       * dwarf2out.c (dwarf2out_type_decl): New function.
-       (dwarf2_debug_hooks): Update.
-       * vmsdbgout.c (vmsdbg_debug_hooks): Update.
-       * c-decl.c (getdecls): Just return 0.
-       (check_for_loop_decls): Don't use getdecls.
-       (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
-       * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
-
-2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (s390_sched_reorder2): Remove.
-       (TARGET_SCHED_REORDER2): Do not redefine.
-
-2004-02-12  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-parse.in (maybe_type_qual): Delete.
-       (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
-       (asm_argument): New grammar rules.
-       (extdef_1): Use asmdef.
-       (maybeasm): Move down with other asm rules; use simple_asm_expr.
-       (xexpr): Move up with other expression rules.
-       (stmt): Use asm_stmt.
-
-       * c-typeck.c (build_asm_expr): New function - body mostly
-       pulled from build_asm_stmt.
-       (build_asm_stmt): Just handle tacking on the volatile qualifier.
-       * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
-
-2004-02-12  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR bootstrap/13617
-       * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
-       (mips_declare_object): Make variadic.
-       * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
-       mips_output_aligned_decl_common.
-       * config/mips/mips.c (mips_output_aligned_decl_common): New function.
-       (mips_declare_object): Make variadic.
-
-2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * function.c (update_epilogue_consts): Teach about binary operations.
-
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
-       previous MEM_VOLATILE in REF.
-       * function.c (fixup_var_refs): Save volatile_ok and set to 1.
-       * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
-
-2004-02-12  Gunther Nikl  <gni@gecko.de>
-
-       * config.gcc: Restore support for m68k-openbsd.
-
-2004-02-12  Jan Hubicka  <jh@suse.cz>
-
-       * tree-optimize.c (tree_rest_of_compilation): Do not release
-       DECL_ARGUMENTS.
-
-2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>
-
-       * doc/install.texi: Fix the spelling of "explicitly".
-
-2004-02-11  Eric Christopher  <echristo@redhat.com>
-
-       * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
-       duplicate argument structure of cpp_interpret_string.
-       * cpphash.h: Move prototype...
-       * cpplib.h: Here.
-       * cpplib.c: Fix calls to match new function signature.
-
-2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/456
-       * cppexp.c (num_binary_op): Don't allow comma operators in #if
-       constant expressions at all outside C99 mode if pedantic.
-
-2004-02-11  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
-       (log10_optab, log2_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
-       * genopinit.c (optabs): Implement log10_optab and log2_optab
-       using log10?f2 and log2?f2 patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
-       using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
-       (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
-       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
-       log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
-       log2, log2f and log2l built-ins as inline x87 intrinsics.
-
-2004-02-11  Richard Henderson  <rth@redhat.com>
-
-       PR target/1532
-       * flow.c (insn_dead_p): A clobber of a dead hard register is a
-       dead insn after reload.
-
-2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * tree.h (frame_base_decl): Add GTY marker.
-       * var-tracking.c (frame_base_decl): Likewise.
-
-2004-02-11  Daniel Berlin  <dberlin@dberlin.org>
-
-       * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
-       incorrect, hunk.
-       (add_location_or_const_value_attribute): Use text_section_label,
-       not TEXT_SECTION_NAME.
-
-2004-02-11  Per Bothner  <per@bothner.com>
-
-       Represent column numbers using line-map's source_location.
-       The "next available source_location" is now managed internally by
-       line-maps.c rather than by clients.
-       * line-map.h (struct line_map):  New field column_bits.
-       <from_line>:  Rename field to start_location.
-       (struct line_maps):  New fields highest_location and max_column_hint.
-       (linemap_check_files_exited):  New declaration.
-       (linemap_line_start):  New declaration.
-       (linemap_add):  Remove from_line parameter; use highest_location field.
-       (SOURCE_LINE, LAST_SOURCE_LINE):  Modify to use column_bits.
-       (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION):  New macros.
-       (CURRENT_LINE_MAP):  Remove macro.
-       (linemap_position_for_column):  New inline function.
-       * line-map.c (linemap_init):  Clear new fields.
-       (linemap_check_files_exited):  New function, extracted from ...
-       (linemap_free):  Use linemap_check_files_exited.
-       (linemap_add):  Remove from_line parameter.  Various updates.
-       (linemap_line_start):  New function.
-       (linemap_lookeup):  Update for new field names.
-       * cpphash.h (struct cpp_reader) <map>:  Field removed.  Because
-       linemap_position_for_column may unpredictably change the current map,
-       it is cleaner and simpler for us to not cache it in cpp_reader.
-       (struct cpp_buffer):  New sysp field.
-       Changed warned_cplusplus_comments and from_stage3 to bitfields.
-       * cppinit.c (cpp_read_min_file):  pfile->map no longer exists.
-       * cpplib.c (do_line, do_linemarker, _cpp_do_file_change):  Get
-       current map using linemap_lookup.
-       (do_linemarker):  Also set buffer's sysp field.
-       (destringize_and_run):  No longer need to decrement current line.
-       * cppfiles.c (_cpp_stack_file):  Set sysp from and in buffer.
-       (search_path_head, open_file_failed):  Use buffer's sysp.
-       (cpp_make_system_header):  Get current map using linemap_lookup.
-       Also set buffer's sysp flag.
-       * cppmacro.c (_cpp_builtin_macro_text):  Likewise use linemap_lookup.
-       * cpphash.h (CPP_INCREMENT_LINE):  New macro.
-       (struct cpp_buffer):  Moved fields saved_cur, saved_rlimit to ...
-       (struct cpp_reader):  ... and adding saved_line_base field.
-       * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
-       Update accordingly.  Don't adjust line.
-       (_cpp_scan_out_logical_line):  Use CPP_INCREMENT_LINE.
-       * cpphash.c (CPP_IN_SYSTEM_HEADER):  Replaced macro by ...
-       (cpp_in_system_header):  ... new inline function, using buffer's sysp.
-       * cpperror.c (_cpp_begin_message):  Update to use cpp_in_system_header.
-       * cpplex.c (_cpp_lex_direct):  Likewise.
-       * cppmacro.c (_cpp_builtin_macro_text):  Likewise.
-       * cppmacro.c (_cpp_create_definition):  Use buffer's sysp field.
-       * cpplib.h (struct cpp_token):  Rename line field to src_loc.
-       Remove col field as it is now subsumed by src_loc.
-       * cpperror.c:  Update various field, parameter, and macro names.
-       (print_location):  If col==0, try SOURCE_COLUMN of line.
-       (cpp_error):  Use cur_token's src_loc field, rather than line+col.
-       * cpplib.c (do_diagnostic):  Token's src_loc fields replaces line+col.
-       * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
-       _cpp_skip_block_comment):  Use CPP_INCREMENT_LINE.
-       (_cpp_temp_token):  Replace cpp_token's line+col fields by src_loc.
-       (_cpp_get_fresh_line):  Don't need to adjust line for missing newline.
-       (_cpp_lex_direct):  Use linemap_position_for_column.
-       * c-ppoutput.c (maybe_print_line, print_line):  Don't take map
-       parameter.  Instead get it from the line_table global.  Adjust callers.
-       (print):  Remove map field.  Replace line field to src_line.
-       (init_pp_output, account_for_newlines, maybe_print_line):  Adjust.
-       (cb_line_change):  Use SOURCE_COLUMN.  Minor optimizations.
-       (pp_file_change):  Use MAIN_FILE_P since we cannot checked print.map.
-       Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
-       * cpptrad.c (copy_comment):  Rename variable.
-       * c-lex.c (map):  Remove static variable, for same reason we removed
-       cpp_reader's map field.
-       (cb_line_change, cb_def_pragma, cb_define, cb_undef):  Hence we need
-       to call linemap_lookup.
-       (cb_line_change):  Token's line field replaced by src_loc.
-       (fe_file_change):  Use MAINFILE_P and LAST_SOURCE_LINE macros.
-       Don't save new_map.
-
-       * cpphash.h, cpperror.c, cpplib.h:  Some renames of fileline to
-       source_location.
-
-2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
-
-       * config/rs6000/altivec.md (*movv4si_internal): At least one
-       operand must be register_operand.
-       (*movv8hi_internal1): Likewise.
-       (*movv16qi_internal1): Likewise.
-       (*movv4sf_internal1): Likewise.
-
-2004-02-10  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md ("*movv2si_internal"): Check for register
-       operand.
-       (movv4hi_internal): Same.
-       (movv2sf_internal): Same.
-       (movv1di_internal): Same.
-
-2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
-
-       * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
-       TARGET_OLDABI consistently.
-       * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
-       mips_va_arg,override_options,compute_frame_size,
-       mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
-       ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
-       and TARGET_OLDABI consistently.
-       * config/mips/mips.md (exception_receiver): Likewise.
-       * config/mips/linux64.h: Likewise.
-
-2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
-
-       * gcc/config/rs6000/rs6000.c (rs6000_override_options)
-       Set AltiVec ABI and vrsave as default for ppc64 linux.
-       (init_cumulative_args): Post error, if try to return
-       value in AltiVec register without enable AltiVec.
-       (function_arg_advance): Ditto for passing arguments.
-
-2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
-
-       * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
-       a label before updating its usage count.
-
-2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
-
-       * doc/install.texi: Remove extra cd.
-
-2004-02-10  Ziemowit Laski  <zlaski@apple.com>
-
-       * c-common.c (vector_size_helper): Remove; call
-       reconstruct_complex_type() instead.
-       * tree.c (reconstruct_complex_type): New function
-       (formerly vector_size_helper() in c-common.c).
-       (make_vector): Make externally visible.
-       * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
-
-2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Add a prototype for
-       h8300_regs_ok_for_stm.
-       * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
-       * config/h8300/h8300.md (stm_h8300s_2_advanced,
-       stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
-       stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
-       stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
-       ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
-       ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
-       ldm_h8300s_4_normal, ldm_h8300s_4): Use
-       h8300_regs_ok_for_stm().
-
-2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       PR c/14088
-       * real.c (real_from_string): Look for 'X' as well as 'x' in
-       hexfloat strings.
-
-2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Remove an incorrect comment about
-       peephole2.  Add comments.
-
-2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
-
-       PR/14058
-       * emit-rtl.c (set_decl_incoming_rtl): New.
-       * tree.h (set_decl_incoming_rtl): New.
-       * function.c (assign_parms): Use set_decl_incoming_rtl for setting
-       DECL_INCOMING_RTL.
-       * ada/misc.c (adjust_decl_rtl): Likewise.
-
-2004-02-10  Per Bothner  <per@bothner.com>
-
-       * c-opts.c (c_common_post_options):   Don't emit working directory
-       in cpp output if -P was specified.
-
-2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR c/14092
-       * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
-       negate_expr back to the original type.
-
-2004-02-10  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
-       bump retaddr here.
-
-2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
-
-       * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
-       gen_lowpart_SUBREG): Move under the file in which they
-       are actually declared.
-
-2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
-
-       * doc/sourcebuild.texi: Add libada documentation.
-
-       * doc/install.texi: Update documentation on Ada build, now
-       that the GNAT lib and tools are built automatically.
-
-2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
-       && TARGET_IRIX.
-
-2004-02-09  Ziemowit Laski  <zlaski@apple.com>
-
-       * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
-       boundaries outside build_component_ref() call (a macro in ObjC++).
-
-2004-02-09  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
-       (init_cumulative_args): Likewise.
-       (a7_overlap_mentioned_p): Delete prototype.
-       * config/xtensa/xtensa.c (struct machine_function): Replace
-       incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
-       Add set_frame_ptr_insn field.
-       (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
-       (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
-       if the operand is an argument in a7.  If so, copy a7 to a new pseudo
-       at the function entry and replace the operand with the pseudo.
-       (init_cumulative_args): Remove unused arguments.  Add new "incoming"
-       argument and record this flag in CUMULATIVE_ARGS.
-       (function_arg): Remove result_mode and special-case code to handle
-       arguments in a7.  Instead, set need_a7_copy flag when there is an
-       incoming argument in a7.
-       (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
-       and use the value recorded in cfun->machine->set_frame_ptr_insn.
-       (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
-       need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
-       special-case code.
-       (a7_overlap_mentioned_p): Delete.
-       * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
-       (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
-       arguments to init_cumulative_args and pass "incoming" flag instead.
-       (BLOCK_REG_PADDING): Delete.
-       * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
-       checks for reload_in_progress and reload_completed.  Update calls to
-       xtensa_copy_incoming_a7.
-       (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
-       to call xtensa_copy_incoming_a7.
-
-2004-02-09  DJ Delorie  <dj@redhat.com>
-
-       * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
-       longer modify standard_exec_prefix, standard_bindir_prefix, or
-       standard_startfile_prefix.
-
-2004-02-09  James E Wilson  <wilson@specifixinc.com>
-
-       PR c++/11295
-       * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
-       to expand_expr_real call, and pass in alt_rtl as last argument.
-
-       PR libstdc++/5625
-       * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
-       * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
-       * builtins.def (BUILT_IN_EXTEND_POINTER): New.
-       * except.c (expand_builtin_extend_pointer): New.
-       * except.h (expand_builtin_extend_pointer): Declare.
-
-2004-02-09  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
-       unaligned loads and stores.
-
-2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
-       * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
-
-       * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
-       * config/mips/iris5.h: ... here.
-       * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
-
-       * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
-       * config/mips/iris5.h: ... here.
-
-2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * configure.ac: Remove default executable files before AC_PROG_CC.
-       * configure: Regenerate.
-
-2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR target/13721
-       * config/h8300/h8300.c (byte_reg): Call abort() if asked to
-       print a operand other than a register.
-
-2004-02-09  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
-       tree code rather than call fold_convert, which doesn't specify a
-       default floating point to integer conversion.
-
-2004-02-08  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
-       code to support SGS assembler.  Reformat adjacent code where possible.
-       * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
-       definition.
-       * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
-       for '%#'.
-       * config/m68k/linux.h, config/m68k/m68k.c,
-       * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
-       macros and asm_printf() format strings.
-       * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
-       * config/m68k/linux.h: Update copyright.
-       * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
-
-2004-02-08  Andreas Schwab  <schwab@suse.de>
-           Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
-       REGISTER_PREFIX.
-       * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
-       frame pointer register, overridable by OS targets.
-       * (M68K_REGNAME): Macro to obtain register name for asm output,
-       eventually replacing %a6 with M68K_FP_REG_NAME.
-       * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
-       * config/m68k/linux.h (REGISTER_NAMES): Likewise.
-       * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
-       * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
-       * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
-
-2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
-       hook_rtx_tree_int_null.
-       * targhooks.c (default_struct_value_rtx): Remove.
-       * targhooks.h: Remove the prototype for
-       default_struct_value_rtx.
-       * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
-       config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
-       config/ip2k/ip2k.c, config/iq2000/iq2000.c,
-       config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
-       config/mn10300/mn10300.c, config/pdp11/pdp11.c,
-       config/rs6000/rs6000.c, config/s390/s390.c,
-       config/stormy16/stormy16.c, config/v850/v850.c,
-       config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
-       * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
-
-2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * README.Portability: Change "ISO C89" to "ISO C90".
-       * c-parse.in (primary, initelt): Likewise.
-
-2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
-
-       * real.c (encode_ibm_extended): Normalize the input value before
-       converting it to a double.  Handle the case where a normal value
-       rounds to infinity.
-
-2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
-       warning.
-       * cse.c (preferrable): Change to preferable. Update all of its
-       callers.
-       * genautomata.c (ainsn): Change
-       first_ainsn_with_given_equialence_num to
-       first_ainsn_with_given_equivalence_num.  Update all of its
-       references.
-
-2004-02-08  Jan Hubicka  <jh@suse.cz>
-
-       * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
-
-2004-02-07  David Edelsohn  <edelsohn@gnu.org>
-
-       * function.c (assign_parms): Fix formatting.
-
-2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * default.h (PROMOTE_PROTOTYPES): Remove.
-       * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
-       STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
-       EXPAND_BUILTIN_SAVEREGS): Poison.
-       * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
-       hook_bool_tree_false.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       * target.h: Replace SETUP_INCOMING_VARARGS with
-       targetm.calls.setup_incoming_varargs().
-       * targhooks.c (default_promote_function_return): Remove.
-       (default_promote_prototypes): Likewise.
-       (default_struct_value_rtx): Always abort().
-       (default_expand_builtin_saveregs): Always print an error
-       message.
-       (default_setup_incoming_varargs): Do nothing.
-       (default_pretend_outgoing_varargs_named): Don't depend on
-       SETUP_INCOMING_VARARGS.
-       * targhooks.h: Remove the prototype for
-       default_promote_function_return and
-       default_promote_prototypes.
-
-2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (SHARED_SECTION_ASM_OP): Poison.
-       * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
-       * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
-
-2004-02-07  Zack Weinberg  <zack@codesourcery.com>
-
-       Bug 13856
-       * c-decl.c (diagnose_mismatched_decls): Only give special
-       treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
-       is also true.
-       (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
-       DECL_FUNCTION_CODE when defining a built-in function.
-       Don't update DECL_ESTIMATED_INSNS.
-       * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
-       FUNCTION_DECLs.
-       * tree.h: Delete DECL_ESTIMATED_INSNS.
-       * tree-inline.c (struct inline_data): Delete inlined_insns field.
-       (expand_call_inline, optimize_inline_calls): Don't update
-       DECL_ESTIMATED_INSNS nor inlined_insns.
-       * cgraphunit.c (cgraph_analyze_function): Don't update
-       DECL_ESTIMATED_INSNS.
-
-2004-02-07  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-common.c (shadow_warning): Delete.
-       * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
-       * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
-       * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
-       * c-parse.in (free_parser_stacks): Delete.
-
-2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
-       config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
-       Use the top level mkinstalldirs, not the one in the gcc subdir.
-       * mkinstalldirs: Remove (from the gcc subdir).
-
-2004-02-07  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/13696
-       * fold-const.c (fold_convert): New function to provide type
-       conversion to the middle-end without using convert.
-       (negate_expr, associate_trees, size_diffop, omit_one_operand,
-       operand_equal_for_comparison_p, pedantic_omit_one_operand,
-       invert_truthvalue, optimize_bit_field_compare, range_binop,
-       decode_field_reference, make_range, build_range_check, unextend,
-       fold_truthop, extract_muldiv_1, fold_mathfn_compare,
-       fold_binary_op_with_conditional_arg, fold_inf_compare,
-       fold_single_bit_test, fold, multiple_of_p): Replace all calls to
-       convert with calls to fold_convert.
-
-2004-02-07  Jan Hubicka  <jh@suse.cz>
-
-       * genrecog.c (find_operand): add extra argument stop.
-       (validate_pattern): Verify that mach_dup is duplicating operand
-       defined lexically earlier.
-
-2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
-       * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
-       MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
-       * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
-       config/ia64/ia64.h, config/ip2k/ip2k.h,
-       config/iq2000/iq2000.h, config/mips/iris5.h,
-       config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
-       config/rs6000/aix51.h, config/rs6000/aix52.h,
-       config/rs6000/darwin.h, config/rs6000/rs6000.h,
-       config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
-       config/sparc/linux.h, config/sparc/linux64.h,
-       config/sparc/netbsd-elf.h, config/sparc/sparc.h,
-       config/xtensa/xtensa.h: Remove the definitions of
-       MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
-       MAX_WCHAR_TYPE_SIZE.
-       * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
-       MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
-
-2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
-
-       PR bootstrap/13990
-       * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
-       gen_rtx_NE.
-
-2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
-
-       * var-tracking.c (vt_add_function_parameters): Surround checkings by
-       #ifdef ENABLE_CHECKING and #endif.
-
-2004-02-07  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
-       either (-A)-B or (-B)-A, if A or B is easily negated respectively.
-       (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
-       integer types and floating point with unsafe_math_optimizations.
-       Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
-       Optimize A - B as A + (-B), if B is easily negated.
-
-2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
-       config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
-       config/m32r/linux.h, config/rs6000/ppc64-fp.c,
-       config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
-       Update copyright.
-
-2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-ppoutput.c, var-tracking.c: Fix comment typos.
-
-2004-02-06  James E Wilson  <wilson@specifixinc.com>
-
-       * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
-       glibc 2.3 or better.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
-       to FLOAT_LIB_COMPARE_RETURNS_BOOL.
-
-2004-02-07  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
-       (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
-       (SHLIB_MKMAP_OPTS): Delete.
-       (TARGET_LIBGCC2_CFLAGS): Add -specs.
-       (bispecs): Add rule.
-       * config/rs6000/libgcc-ppc64.ver: New file.
-       * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
-       (__floatdidf, __floatdisf): Optimize multiply.
-       (__fixunstfdi): New function.
-       * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
-       real and imag parts larger than one register.
-       (function_arg): Correct type of reg used when fp arg split partially
-       to stack.
-       * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
-       and __MACH__ or __powerpc64__.
-
-2004-02-06  Roger Sayle  <roger@eyesopen.com>
-           Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
-       of gen_highpart or gen_lowpart when the floating point format is
-       wider than the result mode.
-
-2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * dwarf2out.c (loclabel_num): Move into #ifdef
-       DWARF2_DEBUGGING_INFO.
-
-2004-02-06  Ziemowit Laski  <zlaski@apple.com>
-
-       * objc/objc-act.c (build_super_template) the 'class' field of
-       'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
-       (get_super_receiver): Likewise.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * reload1.c (check_eliminable_occurrences): Optimize the reset
-       of can_eliminate.
-       (eliminate_regs_in_insn): Likewise.
-
-2004-02-06  Daniel Berlin <dberlin@dberlin.org>
-           Josef Zlomek  <zlomekj@suse.cz>
-
-       * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
-       at the beginning of function, call dwarf2out_var_location for
-       NOTE_INSN_VAR_LOCATION note.
-       (struct var_loc_node, struct var_loc_list_def, loclabel_num,
-       decl_loc_table): New.
-       (lookup_decl_loc): New function.
-       (add_var_loc_to_decl): New function.
-       (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
-       only if can_use_fbreg.
-       (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
-       functions.
-       (loc_descriptor): Likewise. Process VAR_LOCATION.
-       (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
-       (loc_descriptor_from_tree): Call mem_loc_descriptor with
-       can_use_fbreg == true.
-       (add_location_or_const_value_attribute): Added parameter enum
-       dwarf_attribute attr, generate attribute ATTR.  Create the location list.
-       (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
-       (gen_formal_parameter_die): Call add_location_or_const_value_attribute
-       with attr == DW_AT_location.
-       (gen_subprogram_die): Generate the location list for DW_AT_frame_base
-       if frame_base_decl is defined and has a location list.
-       (gen_variable_die): Call add_location_or_const_value_attribute with
-       attr == DW_AT_location.
-       (dwarf2out_var_location): New function.
-       (dwarf2out_begin_function): New function.
-       (dwarf2out_init): Create decl_loc_table.
-
-2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * loop.c (force_movables): Transitively increase the priorities of
-       all insns forces by an insn, not just the first one.
-
-2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
-           Daniel Berlin <dberlin@dberlin.org>
-
-       Josef Zlomek  <zlomekj@suse.cz>
-       * Makefile.in (var-tracking.o): New.
-       * common.opt (fvar-tracking): New.
-       * flags.h (flag_var_tracking): New.
-       * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
-       * opts.c (common_handle_option): Add OPT_fvar_tracking.
-       * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
-       * rtl.c (note_insn_name): Likewise.
-       * rtl.def (VAR_LOCATION): New.
-       * rtl.h (NOTE_VAR_LOCATION): New.
-       (NOTE_VAR_LOCATION_DECL): New.
-       (NOTE_VAR_LOCATION_LOC): New.
-       (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
-       (variable_tracking_main): New exported function.
-       * timevar.def (TV_VAR_TRACKING): New.
-       * toplev.c (enum dump_file_index): Added DFI_vartrack.
-       (dump_file): "vartrack" was added (-dV).
-       (flag_var_tracking): New.
-       (f_options): "var-tracking" was added.
-       (rest_of_handle_variable_tracking): New function.
-       (rest_of_compilation): Run variable tracking.
-       (process_options): If user has not specified flag_var_tracking set it
-       according to optimize, debug_info_level and debug_hooks.
-       * tree.h (frame_base_decl): New.
-       * var-tracking.c: New file.
-       * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
-       (ia64_override_options): Set flags to run variable tracking in machine
-       dependent reorg instead of toplev.c.
-       (ia64_reorg): Run variable tracking if wanted.
-       * doc/invoke.texi: Mention variable tracking in -dV,
-       add and -fvar-tracking.
-       * doc/passes.texi: Added variable tracking pass.
-
-       Daniel Berlin <dberlin@dberlin.org>
-       * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
-       * dbxout.c (dbx_debug_hooks): Likewise.
-       (xcoff_debug): Likewise.
-       * debug.c (do_nothing_debug_hooks): Likewise.
-       * dwarf2out.c (dwarf2_debug_hooks): Likewise.
-       * dwarfout.c (dwarf_debug_hooks): Likewise.
-       * sdbout.c (sdb_debug_hooks): Likewise.
-       * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
-       * final.c (final_scan_insn): Call var_location debug hook for each
-       NOTE_INSN_VAR_LOCATION.
-
-2004-02-06  Jan Hubicka  <jh@suse.cz>
-
-       * flow.c (update_life_info): Allocate reg_deaths when called from
-       scheudler.
-       (attempt_auto_inc):  Update life ranges accordingly.
-
-2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR debug/11816
-       * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
-
-2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * cfganal.c (flow_call_edges_add): Never split a libcall block.
-
-2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
-
-       * dwarf2out.c (output_loc_list): Don't use deltas if we have
-       a separate line info table in use.
-       Use the correct size for terminators.
-       (output_die): Use offset, not delta.
-
-2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * doc/invoke.texi: Remove the pni option from -mfpmath=.
-
-2004-02-06  Jan Hubicka  <jh@suse.cz>
-
-       * recog.c (split_all_insns): Do not update reg info.
-       * regrename.c (regrename_optimize): Likewise.
-       * toplev.c (rest_of_handle_reorder_blocks): Likewise.
-       * flow.c (struct propagate_block_info): Add insn_num field.
-       (reg_deaths): New array.
-       (life_analysis): Free reg_deaths info.
-       (allocate_reg_life_data): Allocate reg_deaths array.
-       (propagate_one_insn): Use new array.
-       (init_propagate_block): Initialize it.
-       (free_propagate_block_info): Finish compuation of
-       REG_LIVE_LENGTH
-       (attempt_auto_inc): Sanity check that REG_INFO is not
-       computed at same time.
-       (mark_used_regs): Update new array.
-
-       * reg-stack.c (subst_stack_regs): Unshare clobbers before
-       substitution.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/s390/s390.md (*extendsiqi2_short_displ): Change to
-       *extendqisi2_short_displ.
-
-2004-02-06  Alan Modra  <amodra@bigpond.net.au>
-
-       * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
-       * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
-       (emit_library_call_value_1): Likewise pass nargs.
-       * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
-       * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
-       * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
-       parameter instead of scanning TYPE_ARGS_TYPES to count args.
-       * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
-       prototype.
-       * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
-       (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
-       (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
-       * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
-       INIT_CUMULATIVE_ARGS.
-       * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
-       * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
-       config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
-       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
-       config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
-       config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
-       config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
-       config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
-       config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
-       config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
-       config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
-       config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
-       possible.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
-       note containing (plus (reg) (const_int)), where reg is an
-       eliminable reg, then perform the register elimination without
-       depending on eliminate_regs().
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arc/arc.c (arc_return_in_memory): Check the return
-       value of int_size_in_bytes against -1.  Don't check
-       TREE_ADDRESSABLE.
-       * config/avr/avr.c (avr_return_in_memory): Check the return
-       value of int_size_in_bytes against -1.
-       * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
-       * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
-       Likewise.
-       * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
-       * config/stormy16/stormy16.c (xstormy16_return_in_memory):
-       Likewise.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/frv/frv-protos.h: Remove the prototype for
-       frv_setup_incoming_varargs.
-       * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
-       (frv_setup_incoming_varargs): Make it static.
-       * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/fr30/fr30-protos.h: Remove the prototype for
-       fr30_setup_incoming_varargs.
-       Update the prototypes for fr30_num_arg_regs and
-       fr30_function_arg_partial_nregs.
-       * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (fr30_setup_incoming_varargs): Make it static.
-       Add argument second_time.  Don't do anything when second_time
-       is nonzero.
-       (fr30_num_arg_regs): Change the type of the first argument to
-       enum machine_mode.
-       (fr30_function_arg_partial_nregs): Change the type of the
-       second argument to enum machine_mode.
-       * config/fr30/fr30.h (STRUCT_VALUE): Remove.
-       (SETUP_INCOMING_VARARGS): Remove.
-
-2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arc/arc-protos.h: Remove the prototype for
-       arc_setup_incoming_varargs.
-       * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (arc_setup_incoming_varargs): Make it static.
-       (arc_external_libcall): Likewise.
-       * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
-       Remove the commented-out definition of
-       ASM_OUTPUT_EXTERNAL_LIBCALL.
-
-2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
-
-       * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
-       to $$(slibdir) in the installation commands.
-
-2004-02-05  David Edelsohn  <edelsohn@gnu.org>
-
-       * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
-       with inner_regno, not regno.
-       * rtlanal.c (refers_to_regno_p): Same.
-
-2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config.gcc: Remove i370 support.
-
-2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * doc/install.texi:  Update automake and autoconf version
-       requirements.  Note where to find gcj automake version.
-
-2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * Makefile.in (generate-manpages): Move dependencies to ...
-       (man): here.
-       * doc/makefile.texi: Document new targets.
-       * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
-
-2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
-
-       PR/13485
-       Makefile.in (srcextra):  Add a level of indirection to ...
-       (gcc.srcextra): ... here.
-       (po-generated): Delete.
-       (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
-       options.c.
-       (start.encap): Remove superfluous lang.srcextra dependency.
-       objc/Make-lang.in (po-generated):  Delete.
-
-2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/ia64/ia64.c (REG_GP): Remove.
-
-2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
-
-2004-02-05  Devang Patel  <dpatel@apple.com>
-
-       * dwarf2out.c (force_type_die): Look up input type itself
-       instead of root_type() of type.
-
-2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * config/s390/s390.md ("*tmqidi_ext"): New insn.
-       ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
-       pre-reload splitters are transformed to post-reload
-       define_insn_and_split patterns.
-       ("*tmqisi_ext"): Renamed old "*tmqi_ext".
-
-2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
-       TARGET_PROMOTE_PROTOTYPES.
-
-2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       PR middle-end/13750
-       Revert:
-       2004-01-15  Geoffrey Keating  <geoffk@apple.com>
-       PR pch/13361
-       * c-typeck.c (constructor_asmspec): Delete.
-       (struct initializer_stack): Delete field 'asmspec'.
-       (start_init): Delete saving of asmspec.
-       (finish_init): Don't update constructor_asmspec.
-       * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
-       * stmt.c (expand_asm): Duplicate strings from tree.
-       (expand_asm_operands): Likewise.
-       * tree.c (tree_size): Update computation of size of STRING_CST.
-       (make_node): Don't make STRING_CST nodes.
-       (build_string): Allocate string with tree node.
-       * tree.def (STRING_CST): Update comment.
-       * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
-       (tree_string): Place contents of string in tree node.
-       * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
-       from tree.
-
-2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
-       msgid.
-
-2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
-
-       * config/rs6000/altivec.md (*movv4si_internal): At least one
-       operand must be altivec_register_operand.
-       (*movv8hi_internal1): Likewise.
-       (*movv16qi_internal1): Likewise.
-       (*movv4sf_internal1): Likewise.
-
-2004-02-05  David Edelsohn  <edelsohn@gnu.org>
-
-       * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
-       * configure: Regenerate.
-
-2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
-
-       * doc/install.texi: Update description of --gxx-include-dir to
-       give correct default value.
-
-2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
-       8 with MAC_REG.
-
-2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
-       gen_rtx_PARALLEL.
-
-2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * emit-rtl.c: Update the comment about the file.
-
-2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * sourcebuild.texi (Test Idioms): Update testcase naming
-       conventions.
-
-2004-02-04  Per Bothner  <per@bothner.com>
-
-       Partially revert/redo 2003-10-01 change; fix -fworking-directory.
-       * c-ppoutput.c (pp_dir_change):  New function.
-       * c-common.h (pp_dir_change):  New declaration.
-       * cpplib.h (struct cpp_options):  Remove working_directory field.
-       * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
-       (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
-       Don't handle -fworking_directory here, but in c_common_post_options.
-       (read_original_directory): Don't back up when done.
-       Don't clear no-longer used working_directory flag.
-       * cpplib.h:  Update declarations to match.
-       * c-lex.c (cb_dir_change):  Move to c-opts.c.
-       (init_c_lex):  Don't set dir_change callback here, since we want
-       to set it even if flag_preprocess_only.
-       * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
-       (c_common_post_options):  Set dir_change callback.
-       Call pp_dir_change if approporiate.
-       (finish_options):  Don't call cpp_find_main_file here.  Hence remove
-       unneeded parameter and result. Do LC_RENAME for <built-in>.
-       (c_common_post_options):  Call cpp_read_main_file here instead.
-       (c_common_init):  Update accordingly.
-       (push_command_line_include):  Don't cpp_push_main_file.
-       Do LC_RENAME rather than LC_LEASE to get back to main file.
-       Compared to pre-10-01 version, inline cpp_rename_to_main_file.
-       (c_common_parse_file):  Call cpp_read_main_file for subsequent main
-       files, but call finish_options for all files.
-       * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
-       * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
-       cpp_find_main_file + cpp_push_main_file.
-       * c-lex.c (fe_file_change):  Don't set main_input_filename here.
-       * opts.c (handle_options):  Only set main_input_filename first time.
-
-2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
-
-2004-02-04  Geoffrey Keating  <geoffk@apple.com>
-
-       * reload.c (find_equiv_reg): When checking for register overlap,
-       don't index hard_regno_nregs with a pseudo-reg.
-
-2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
-
-2004-02-04  David Edelsohn  <edelsohn@gnu.org>
-
-       * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
-       against FIRST_PSEUDO_REGISTER.
-
-2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * Makefile.in: Move target, host overrides after per-language
-       fragments.
-
-       * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
-       (GNATLIBCFLAGS): Remove -g.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
-       config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
-       config/ia64/ia64.c, config/ia64/unwind-ia64.c,
-       config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
-       config/pdp11/pdp11.c, config/rs6000/rs6000.c,
-       config/sparc/sparc.c, config/vax/vax.c: Revert the
-       replacements of "FALLTHRU" with "Fall through" done in the
-       previous patch.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
-       config/arm/arm.c, config/arm/arm.md,
-       config/cris/cris-protos.h, config/fr30/fr30.c,
-       config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
-       config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
-       config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
-       config/ip2k/ip2k.md, config/ip2k/libgcc.S,
-       config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
-       config/m68k/m68k.c, config/m68k/netbsd-elf.h,
-       config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
-       config/ns32k/netbsd.h, config/ns32k/ns32k.c,
-       config/ns32k/ns32k.h, config/pdp11/pdp11.h,
-       config/rs6000/darwin-ldouble.c, config/s390/s390.h,
-       config/s390/s390.md, config/sparc/netbsd-elf.h,
-       config/sparc/openbsd.h, config/sparc/sparc.c,
-       config/xtensa/lib2funcs.S: Fix comment formatting.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/alpha/alpha.c, config/arc/arc.c,
-       config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
-       config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
-       config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
-       config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
-       config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
-       config/ia64/ia64.c, config/ia64/unwind-ia64.c,
-       config/iq2000/iq2000.c, config/m32r/m32r.c,
-       config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
-       config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
-       config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
-       config/rs6000/rs6000.h, config/sparc/sparc.c,
-       config/vax/vax.c: Fix comment typos.  Follow spelling
-       conventions.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
-       caller-save.c, df.h, genconfig.c, global.c, lcm.c,
-       ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
-       sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
-       config/arm/fpa.md, config/arm/iwmmxt.md,
-       config/arm/netbsd-elf.h, config/arm/netbsd.h,
-       config/m68hc11/m68hc11.md, config/mips/iris5.h,
-       config/mn10300/mn10300.md, config/rs6000/altivec.md,
-       config/sparc/netbsd-elf.h: Update copyright.
-
-2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
-       for all modes whose size is greater than 8 bytes if ARCH32.
-       (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
-       by reference if ARCH32.
-
-2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
-
-       * cgraphunit.c (cgraph_postorder): Fix typo in comment.
-
-2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
-       to before adddi3 insn patterns.
-       ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
-       "reload_insi"): Move to before addsi3 insn patterns.
-
-2004-02-04  Mark Mitchell  <mark@codesourcery.com>
-
-       * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
-       parameter.  Use it instead of current_function_is_thunk.
-       * function.h (struct function): Update documentation for is_thunk.
-       * tree.h (CALL_FROM_THUNK_P): New macro.
-       * config/alpha/alpha.c (alpha_sa_mask): Do not check
-       no_new_pseudos when testing current_function_is_thunk.
-       * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
-       TARGET_SETUP_INCOMING_VARARGS.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * emit-rtl.c (gen_rtx): Remove.
-       * genattrtab.c: Don't mention gen_rtx in a comment.
-       * rtl.h: Remove the prototype for gen_rtx.
-       * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arc/arc.h, config/fr30/fr30.h
-       (SETUP_INCOMING_VARARGS): Remove the target-independent
-       comments.
-       * doc/tm.texi: Don't mention deprecated target macros.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
-       target-independent comment.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
-       mention deprecated target macros.
-
-2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config.gcc: Remove obsolete ports and configurations.
-       * config/linux-aout.h, config/netware.h,
-       config/t-linux-gnulibc1, config/d30v/abi,
-       config/d30v/d30v-protos.h, config/d30v/d30v.c,
-       config/d30v/d30v.h, config/d30v/d30v.md,
-       config/d30v/libgcc1.asm, config/d30v/t-d30v,
-       config/dsp16xx/dsp16xx-modes.def,
-       config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
-       config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
-       config/i370/README, config/i370/i370-c.c,
-       config/i370/i370-protos.h, config/i370/i370.c,
-       config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
-       config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
-       config/i386/freebsd-aout.h, config/i386/linux-aout.h,
-       config/i386/moss.h, config/i386/netware.h,
-       config/i386/svr3.ifile, config/i386/svr3dbx.h,
-       config/i386/svr3gas.h, config/i386/svr3z.ifile,
-       config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
-       config/i960/i960-c.c, config/i960/i960-coff.h,
-       config/i960/i960-modes.def, config/i960/i960-protos.h,
-       config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
-       config/i960/rtems.h, config/i960/t-960bare,
-       config/m68k/hp310.h, config/m68k/hp320.h,
-       config/m68k/hp320base.h, config/m68k/m68kv4.h,
-       config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
-       Remove.
-       * doc/extend.texi, doc/install.texi, doc/invoke.texi,
-       doc/md.texi: Remove mentions of obsolete ports.
-
-2004-02-04  Jan Hubicka  <jh@suse.cz>
-
-       * alias.c (find_base_term, get_addr):  Do not dereference NULL
-       pointer when all VALUE's locations has been invalidated.
-       (rtx_equal_for_memref_p): Simplify checking of VALUEs.
-
-2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
-
-       * doc/invoke.texi (x86 options): Fix spelling/wording.
-
-2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
-       put the original string in a comment.
-       * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
-       * config/mips/mips.c (mips_output_ascii): Likewise.
-       * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
-
-2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (GIV_SORT_CRITERION): Poison.
-       * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
-       * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
-
-2004-02-03  Roger Sayle  <roger@eyesopen.com>
-
-       PR target/9348
-       * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
-       multiplies with a multiplication of the wrong signedness, its the
-       signedness of the multiplication that we've performed that needs to
-       be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
-       if expand_mult_highpart_adjust places the result in target.
-
-2004-02-03  Richard Henderson  <rth@redhat.com>
-
-       * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
-
-2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * config.gcc (sh[234]l): Use little endian fragments.
-
-2004-02-03  Paul Koning  <pkoning@equallogic.com>
-
-       * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
-       * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
-       * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
-       encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
-       floating point format.
-       (pdp11_f_format, pdp11_d_format): New real_format descriptors for
-       the above functions.
-       (output_move_quad): Output float values in correct target format.
-       (legitimate_const_double_p): New function.
-       * config/pdp11/pdp11.h: Fix typos.
-       (FLOAT_WORDS_BIG_ENDIAN): Add definition.
-       (TARGET_FLOAT_FORMAT): Ditto.
-       (pdp11_f_format, pdp11_d_format): Add external declarations.
-       (MAX_REGS_PER_ADDRESS): Corrected.
-       (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
-       (PRINT_OPERAND): Output float literals in target format.
-
-2004-02-03  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/13975
-       * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
-       TI_PRIVATE.
-       (access_public_node): Redefine.
-       (access_protected_node): Likewise.
-       (access_private_node): Likewise.
-       * tree.c (build_common_tree_nodes): Create access_public_node,
-       access_protected_node, and access_private_node.
-
-2004-02-03  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
-       (MASK_INLINE_INT_DIV_THR): Ditto.
-       (MASK_INLINE_SQRT_LAT): Ditto.
-       (MASK_INLINE_SQRT_THR): Ditto.
-       (MASK_DWARF2_ASM): Ditto.
-       (MASK_EARLY_STOP_BITS): Ditto.
-
-2004-02-02  Paul Brook  <paul@codesourcery.com>
-
-       Merge from csl-arm-branch.
-
-       2004-01-30  Paul Brook  <paul@codesourcery.com>
-
-       * aof.h (REGISTER_NAMES): Add vfp reg names
-       (ADDITIONAL_REGISTER_NAMES): Ditto.
-       * aout.h (REGISTER_NAMES): Ditto.
-       (ADDITIONAL_REGISTER_NAMES): Ditto.
-       * arm-protos.h: Update/Add Prototypes.
-       * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
-       Only allow 0.0 for VFP.
-       (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
-       (values_fp): Rename from values_fpa.  Update Users.
-       (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
-       Update users.  Only check valid constants for this hardware.
-       (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
-       Only allow consts for FPA.
-       (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
-       Only allow consts for FPA.
-       (use_return_insn): Check for saved VFP regs.
-       (arm_legitimate_address_p): Handle VFP DFmode addressing.
-       (arm_legitimize_address): Ditto.
-       (arm_general_register_operand): New function.
-       (vfp_mem_operand): New function.
-       (vfp_compare_operand): New function.
-       (vfp_secondary_reload_class): New function.
-       (arm_float_compare_operand): New function.
-       (vfp_print_multi): New function.
-       (vfp_output_fstmx): New function.
-       (vfp_emit_fstm): New function.
-       (arm_output_epilogue): Output VPF reg restore code.
-       (arm_expand_prologue): Output VFP reg save code.
-       (arm_print_operand): Add 'P'.
-       (arm_hard_regno_mode_ok): Return modes for VFP regs.
-       (arm_regno_class): Return classes for VFP regs.
-       (arm_compute_initial_elimination_offset): Include space for VFP regs.
-       (arm_get_frame_size): Ditto.
-       * arm.h (FIXED_REGISTERS): Add VFP regs.
-       (CALL_USED_REGISTERS): Ditto.
-       (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
-       (FIRST_VFP_REGNUM): Define.
-       (LAST_VFP_REGNUM): Define.
-       (IS_VFP_REGNUM): Define.
-       (FIRST_PSEUDO_REGISTER): Include VFP regs.
-       (HARD_REGNO_NREGS): Handle VFP regs.
-       (REG_ALLOC_ORDER): Add VFP regs.
-       (enum reg_class): Add VFP_REGS.
-       (REG_CLASS_NAMES): Ditto.
-       (REG_CLASS_CONTENTS): Ditto.
-       (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
-       (REG_CLASS_FROM_LETTER): Add 'w'.
-       (EXTRA_CONSTRAINT_ARM): Add 'U'.
-       (EXTRA_MEMORY_CONSTRAINT): Define.
-       (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
-       (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
-       (REGISTER_MOVE_COST): Ditto.
-       (PREDICATE_CODES): Add arm_general_register_operand,
-       arm_float_compare_operand and vfp_compare_operand.
-       * arm.md (various): Rename as above.
-       (divsf3): Enable when TARGET_VFP.
-       (divdf3): Ditto.
-       (movdfcc): Ditto.
-       (sqrtsf2): Ditto.
-       (sqrtdf2): Ditto.
-       (arm_movdi): Disable when TARGET_VFP.
-       (arm_movsi_insn): Ditto.
-       (movsi): Only split with general regs.
-       (cmpsf): Use arm_float_compare_operand.
-       (push_fp_multi): Restrict to TARGET_FPA.
-       (vfp.md): Include.
-       * vfp.md: New file.
-       * fpa.md (various): Rename as above.
-       * doc/md.texi: Document ARM w and U constraints.
-
-       2004-01-15  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Add with_fpu.  Allow with-float=softfp.
-       * config/arm/arm.c (arm_override_options): Rename *-s to *s.
-       Break out of loop when we find a float-abi.  Fix typo.
-       * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
-       Set -mfloat-abi=.
-       * doc/install.texi: Document --with-fpu.
-
-       2003-01-14  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc (with_arch): Add armv6.
-       * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
-       * config/arm/arm.c (arm_overrride_options): Ditto.
-
-       2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
-       (FL_ARCH6): Renamed from FL_ARCH6J.
-       (arm_arch3m): Renamed from arm_fast_multiply.
-       (arm_arch6): Renamed from arm_arch6j.
-       * arm.h: Update all uses of above.
-       * arm-cores.def: Likewise.
-       * arm.md: Likewise.
-
-       * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
-       not arm6j.  Add entry for arch armv6.
-
-       2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (arm_emit_extendsi): Delete.
-       * arm-protos.h (arm_emit_extendsi): Delete.
-       * arm.md (zero_extendhisi2): Also handle zero-extension of
-       non-subregs.
-       (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
-       (thumb_zero_extendhisi2): Only match if not v6.
-       (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
-       (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
-       (thumb_extendqisi2): Likewise.
-       (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
-       (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
-       (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
-       (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
-       (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
-       (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
-       (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
-       (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
-       (arm_extendqisi2addsi): Likewise.
-
-       2003-12-31  Mark Mitchell  <mark@codesourcery.com>
-
-       Revert this change:
-       * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
-       + REG addressing modes.
-
-       * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
-       + REG addressing modes.
-
-       2003-12-30  Mark Mitchell  <mark@codesourcery.com>
-
-       * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
-       CONSTANT_P_RTX.
-
-       2003-30-12  Paul Brook  <paul@codesourcery.com>
-
-       * longlong.h: protect arm inlines with !defined (__thumb__)
-
-       2003-30-12  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
-
-       2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
-       change.
-
-       2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * builtins.c (expand_builtin_apply_args_1): Add pretend args size
-       to the virtual incoming args pointer for downward stacks.
-
-       2003-12-29  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm-cores.def: Add cost function.
-       * config/arm/arm.c (arm_*_rtx_costs): New functions.
-       (arm_rtx_costs): Remove
-       (struct processors): Add rtx_costs field.
-       (all_cores, all_architectures): Ditto.
-       (arm_override_options): Set targetm.rtx_costs.
-       (thumb_rtx_costs): New function.
-       (arm_rtx_costs_1): Remove cases handled elsewhere.
-       * config/arm/arm.h (processor_type): Add COSTS parameter.
-
-       2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
-       (arm926ejs.md): Include it.
-       * config/arm/arm926ejs.md: New pipeline description.
-
-       2003-12-24  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_arch6j): New variable.
-       (arm_override_options): Set it.
-       (arm_emit_extendsi): New function.
-       * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
-       * config/arm/arm.h (arm_arch6j): Declare.
-       * config/arm/arm.md: Add sign/zero extend insns.
-
-       2003-12-23  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (all_architectures): Add armv6.
-       * doc/invoke.texi: Document it.
-
-       2003-12-19  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
-       insn patterns to match.
-       * config/arm/arm-generic.md: Ditto.
-       * config/arm/cirrus.md: Ditto.
-       * config/arm/fpa.md: Ditto.
-       * config/amm/iwmmxt.md: Ditto.
-       * config/arm/arm1026ejs.md: Ditto.
-       * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
-       for 11_loadb.
-
-       2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
-       * config/arm/arm.c (arm_adjust_cost): Check shift cost for
-       TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
-       (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
-       arm_no_early_mul_dep): Correctly deal with conditional execution,
-       parallels and single shift operations.
-       (arm_no_early_alu_shift_value_dep): Define.
-       * arm.md (attr type): Replace 'normal' with 'alu',
-       'alu_shift' and 'alu_shift_reg'.
-       (attr core_cycles): Adjust.
-       (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
-       *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
-       *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
-       *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
-       *arith_shiftsi_compare0_scratch, *sub_shiftsi,
-       *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
-       *if_shift_move, *if_move_shift, *if_shift_shift): Set type
-       attribute appropriately.
-       * config/arm/arm1026ejs.md (alu_op): Adjust.
-       (alu_shift_op, alu_shift_reg_op): New.
-       * config/arm/arm1136.md: Add better bypasses for early
-       registers. Remove load[234] and store[234] bypasses.
-       (11_alu_op): Adjust.
-       (11_alu_shift_op, 11_alu_shift_reg_op): New.
-
-       2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
-       arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
-       * config/arm/arm.c (arm_no_early_store_addr_dep,
-       arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
-       * config/arm/arm1026ejs.md: Add load-store bypass.
-       * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
-       Add bypasses between instructions.
-
-       2003-12-10  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_fpu_model): New variable.
-       (arm_fload_abi): New variable.
-       (target_fpe_name): Rename from target_fp_name.
-       (target_fpu_name): New variable.
-       (arm_is_cirrus): Remove.
-       (fpu_desc): New struct.
-       (all_fpus): Define.
-       (pf_model_for_fpu): Define.
-       (all_loat_abis): Define.
-       (arm_override_options): Set fp arch flags based on -mfpu=
-       and -float-abi=.
-       (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
-       (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
-       (*): Use new TARGET_* flags.
-       * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
-       (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
-       (TARGET_SOFT_FLOAT): Ditto.
-       (TARGET_SOFT_FLOAT_ABI): New.
-       (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
-       TARGET_HARD_FLOAT.
-       (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
-       (TARGET_OPTIONS): Add -mfpu=.
-       (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
-       (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
-       (arm_pf_model): Define.
-       (arm_float_abi_type): Define.
-       (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
-       * config/arm/arm.md: Use new TARGET_* flags.
-       * config/arm/cirrus.md: Ditto.
-       * config/arm/fpa.md: Ditto.
-       * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
-       * config/arm/semi.h (ASM_SPEC): Ditto.
-       * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
-       (FPUTYPE_DEFAULT): Set to VFP.
-       * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
-
-       2003-11-22  Phil Edwards  <phil@codesourcery.com>
-
-       PR target/12476
-       * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
-       'bx' instead of 'b' to avoid branch range restrictions.  Output
-       the thunk immediately before the thunked-to function.
-       * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
-       .thumb_func if a thunk is being generated.  Emit .code 16 along
-       with .thumb_func if a thunk is not being generated.
-
-       2003-11-15  Nicolas Pitre <nico@cam.org>
-
-       * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
-       arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
-       * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
-       (lshrdi3_iwmmxt): Renamed from lshrdi3.
-       * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
-
-       2003-11-12  Steve Woodford  <scw@wasabisystems.com>
-           Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
-       code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
-
-       2003-11-05  Phil Edwards  <phil@codesourcery.com>
-
-       * config/arm/arm.md (insn):  Add new V6 instruction names.
-       (generic_sched):  New attr.
-       * config/arm/arm-generic.md:  Use generic_sched here.
-       * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
-       stages of pipeline.  Adjust latency counts accordingly.
-       * config/arm/arm1136jfs.md:  New file.
-
-       2003-10-28  Mark Mitchell  <mark@codesourcery.com>
-
-       * config/arm/arm.h (processor_type): New enumeration type.
-       (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
-       ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
-       (CPP_CPU_ARCH_SPEC): Likewise.
-       * config/arm/arm.c (arm_tune): New variable.
-       (all_cores): Use cores.def.
-       (all_architectures): Add representative processor.
-       (arm_override_options): Restructure way in which tuning
-       information is deduced.
-       * arm.md: Update "insn" and "type" attributes throughout.
-       (insn): New attribute.
-       (type): Compute "mult" from "insn" attribute.  Add load2,
-       load3, load4 alternatives.
-       (arm automaton): Move to arm-generic.md.
-       * config/arm/arm-cores.def: New file.
-       * config/arm/arm-generic.md: Likewise.
-       * config/arm/arm1026ejs.md: Likewise.
-
-2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/invoke.texi (SPARC options): Remove -mflat and
-       all -mxxx (xxx:chip) options.
-       * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
-       * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
-       * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
-       * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
-       * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
-       * config/sparc/sparc.c: Likewise.
-       (sparc_output_function_prologue): Remove TARGET_FLAT handling.
-       (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
-       (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
-       (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
-       (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
-       (sparc_flat_must_save_register_p): Likewise.
-       (sparc_flat_compute_frame_size): Likewise.
-       (sparc_flat_save_restore): Likewise.
-       (sparc_flat_function_prologue): Likewise.
-       (sparc_flat_function_epilogue): Likewise.
-       (sparc_flat_epilogue_delay_slots): Likewise.
-       (sparc_flat_eligible_for_epilogue_delay): Likewise.
-       (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
-       * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
-       (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
-       (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
-       (CONDITIONAL_REGISTER_USAGE): Likewise.
-       (FRAME_POINTER_REQUIRED): Likewise.
-       (INITIAL_ELIMINATION_OFFSET): Likewise.
-       (BASE_RETURN_VALUE_REG): Likewise.
-       (BASE_OUTGOING_VALUE_REG): Likewise.
-       (BASE_PASSING_ARG_REG): Likewise.
-       (BASE_INCOMING_ARG_REG): Likewise.
-       (INCOMING_REGNO): Likewise.
-       (OUTGOING_REGNO): Likewise.
-       (LOCAL_REGNO): Likewise.
-       (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
-       (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
-       (EPILOGUE_USES): Likewise.
-       * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
-       ("flat" attribute): Delete.
-       (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
-       handling.
-       (call followed by jump define_peephole's): Delete.
-       (exception_receiver): Likewise.
-       (builtin_setjmp_receiver): Likewise.
-       * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
-
-2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR c/11658
-       PR c/13994
-       * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
-       on langhooks.h.
-       * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
-       * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
-       Include langhooks.h.  Replace c_common_truthvalue_conversion
-       with the truthvalue_conversion language hook throughout.
-       (expr_no_commas): Call default_conversion before save_expr
-       for the first term of the production 'x ? : y'.
-       * c-common.c (c_common_truthvalue_conversion): Remove
-       obsolete block.  Invoke recursively the hook instead
-       of this function.
-       * c-convert.c (convert): handle ERROR_MARK_NODE.
-       * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
-       returned by the truthvalue_conversion language hook.
-       * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
-       c_objc_common_truthvalue_conversion.
-       * c-objc-common.c (c_objc_common_truthvalue_conversion):
-       New function.
-       * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
-       * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
-       c_objc_common_truthvalue_conversion.
-
-2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
-       of gen_rtx.
-       (LIBCALL_VALUE): Likewise.
-       * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
-       gen_rtx_CC0 instead of gen_rtx.
-       * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
-       gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
-       (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
-       gen_rtx.
-       (m68hc11_emit_logical): Likewise.
-
-2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
-       config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
-       config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
-       config/m32r/m32r.md, config/m68hc11/m68hc11.c,
-       config/mips/mips.md, config/mmix/mmix.c,
-       config/mn10300/mn10300.c, config/mn10300/mn10300.md,
-       config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
-       config/rs6000/altivec.md, config/s390/s390.c,
-       config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
-       config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
-       Use const0_rtx instead of GEN_INT (0).  Do the same for other
-       constants that are readily available.
-
-2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doloop.c, optabs.c, regmove.c, sched-deps.c,
-       config/i386/i386.c, config/i386/i386.md: Use const0_rtx
-       instead of GEN_INT (0).  Do the same for other constants that
-       are readily available.
-
-2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
-       gen_rtx.
-       * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
-       instead of gen_rtx.
-       * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
-       gen_rtx.
-       * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
-       gen_rtx_ASHIFT instead of gen_rtx.
-       (udivmodqi4): Likewise.
-
-2004-02-02  Richard Henderson  <rth@redhat.com>
-
-       PR target/13789
-       * expr.c (store_expr): Use force_operand before emit_move_insn.
-
-2004-02-02  Jeff Law  <law@redhat.com>
-           Roger Sayle  <roger@eyesopen.com>
-
-       * tree.c (commutative_tree_code, associative_tree_code): New
-       functions.
-       (iterative_hash_expr): Use commutative_tree_code.
-       * tree.h (commutative_tree_code, associative_tree_code): Declare.
-       * fold-const.c (operand_equal_p): Use commutative_tree_code
-       rather than inlining the commutativity check.
-       (fold): Likewise.
-
-2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
-       * config/frv/frv-protos.h: Remove the prototype for
-       frv_function_arg_keep_as_reference.
-       * config/frv/frv.c (frv_function_arg_keep_as_reference):
-       Remove.
-       * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
-       * config/stormy16/stormy16.h: Remove the commented-out
-       definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
-
-2004-02-03  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/13914
-       * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
-       for retaddr_column.
-
-2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
-       gen_rtx.
-
-2004-02-02  Eric Christopher  <echristo@redhat.com>
-           Zack Weinberg  <zack@codesourcery.com>
-
-       * c-opts.c (c_common_handle_option): Add -finput-charset.
-       * c.opt: Ditto.
-       * cppcharset.c (one_iso88591_to_utf8): Remove.
-       (convert_iso88591_utf8): Ditto.
-       (conversion_tab): Remove 8859-1 converter.
-       (_cpp_input_to_utf8): Remove.
-       (_cpp_init_iconv_buffer): Ditto.
-       (_cpp_close_iconv_buffer): Ditto.
-       (_cpp_convert_input): New function.
-       (_cpp_default_encoding): Ditto.
-       * cpphash.h: Add/remove prototypes for above.
-       * cppfiles.c (read_file_guts): Use _cpp_convert_input.
-       * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
-       for narrow execution and input character sets.
-       * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
-       * doc/cppopts.texi: Document -finput-charset.
-
-2004-02-02  David Edelsohn  <edelsohn@gnu.org>
-
-       * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
-       against FIRST_PSEUDO_REGISTER.
-
-2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/invoke.texi (SPARC options): Further improve.
-
-2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
-       config/h8300/h8300.c, config/ip2k/ip2k.md,
-       config/iq2000/iq2000.c, config/mips/mips.c,
-       config/rs6000/rs6000.c, config/rs6000/rs6000.md,
-       config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
-       config/v850/v850.md: Fix indentation.
-
-2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (function_arg_slotno): Align TImode
-       arguments on a 16-byte boundary in the parameter array if ARCH64.
-       Split handling of TFmode.
-
-2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
-
-       * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
-       Don't test CONSTANT_P (x).
-       (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
-       ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
-       Fix misindentation.
-
-2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
-
-2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
-       config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
-       config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
-       config/iq2000/iq2000.c, config/m32r/m32r.c,
-       config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
-       config/mn10300/mn10300.c, config/rs6000/rs6000.c,
-       config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
-       config/stormy16/stormy16.c, config/v850/v850.md,
-       config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
-
-2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mcore/mcore.c (block_move_sequence): Replace
-       gen_rtx_CONST_INT with GEN_INT.
-
-2004-02-02  Jan Hubicka  <jh@suse.cz>
-
-       * alias.c (record_set): Use hard_regno_nregs.
-       * bt-load.c (find_btr_reference, note_btr_set): Likewise.
-       * builtins.c (apply_args_size): Likewise.
-       * caller-save.c (setup_save_areas, save_call_clobbered_regs,
-       mark_set_regs, add_stored_regs, mark_referenced_regs,
-       insert_restore, insert_save, insert_one_insn): Likewise.
-       * cfgcleanup.c: Include regs.h
-       (mark_effect, mentions_nonequal_regs): Likewise.
-       * cfgrtl.c (mark_killed_regs): Likewise
-       * combine.c (update_table_tick, record_value_for_reg,
-       record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
-       reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
-       reg_bitfield_target_p, distribute_notes): Likewise.
-       * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
-       exp_equiv_p, cse_insn): Likewise.
-       * cselib.c (cselib_lookup): Likewise.
-       (cselib_invalidate_regno, cselib_record_set): Likewise.
-       * df.c (df_ref_record): Likewise.
-       * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
-       Likewise.
-       * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
-       count_or_remove_death_notes_bb): Likewise.
-       * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
-       * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
-       mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
-       * integrate.c (mark_stores): Likewise.
-       * jump.c (delete_prior_computation): Likewise.
-       * lcm.c (reg_dies, reg_becomes_live): Likewise.
-       * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
-       * loop.c (LOOP_REGNO_NREGS): Likewise.
-       * postreload.c (reload_combine, reload_combine_note_store,
-       reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
-       * ra-colorize.c (combine, color_usable_p, get_free_reg,
-       calculate_dont_begin, calculate_dont_begin, colorize_one_web,
-       try_recolor_web, insert_coalesced_conflicts, check_colors,
-       break_precolored_alias): Likewise.
-       * ra-debug.c: Include regs.h
-       (ra_print_rtx_object): Likewise.
-       * ra-rewrite (choose_spill_colors): Likewise.
-       (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
-       * ra.c (init_ra): Likewise.
-       * recog.c (reg_fits_class_p, peep2_reg_dead_p,
-       peep2_find_free_register): Likewise.
-       * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
-       * regclass.c (hard_regno_nregs): New array.
-       (init_reg_modes_once): Initialize it.
-       (choose_hard_reg_mode): Use it.
-       (record_reg_classes): Likewise.
-       * regmove.c (mark_flags_life_zones): Likewise.
-       * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
-       scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
-       copy_value, maybe_mode_change, find_oldest_value_reg,
-       copyprop_hardreg_forward_1):
-       * regs.h (hard_regno_nregs): Declare.
-       * realod.c (reload_inner_reg_of_subreg): Use it.
-       (push_reload, combine_reloads, find_dummy_reload,
-       hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
-       refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
-       reload_adjust_reg_for_mode): Likewise.
-       * reload1.c (compute_use_by_pseudos, count_pseudo,
-       count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
-       spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
-       clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
-       allocate_reload_reg, choose_reload_regs, emit_reload_insns,
-       delete_output_reload): Likewise.
-       * resource.c (update_live_status, mark_referenced_resources,
-       mark_set_resources, mark_target_live_regs): Likewise.
-       * rtlanal.c:  Include regs.h
-       (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
-       dead_or_set_regno_p, find_regno_note, find_reg_fusage,
-       subreg_regno_offset, subreg_offset_representable_p,
-       hoist_test_store): Likewise.
-       * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
-       * sched-rgn.c (check_live_1, update_live_1): Likewise.
-       * stmt.c: Include regs.h
-       (decl_conflicts_with_clobbers_p): Likewise.
-       * varasm.c (make_decl_rtl): Likewise.
-       * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
-
-2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
-       config/arm/linux-gas.h, config/arm/netbsd-elf.h,
-       config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
-       config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
-       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
-       config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
-       config/iq2000/iq2000.h, config/m32r/m32r.c,
-       config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
-       config/m68hc11/m68hc11.md, config/m68k/m68k.md,
-       config/mcore/mcore.c, config/mcore/mcore.h,
-       config/mcore/mcore.md, config/mips/mips.c,
-       config/ns32k/ns32k.h, config/ns32k/ns32k.md,
-       config/rs6000/rs6000.c, config/s390/s390.c,
-       config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
-       config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
-       "gen_rtx (FOO, " with "gen_rtx_FOO (".
-
-2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md (two peephole2's): New.
-
-2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
-       (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
-       (ASM_CPU_SPEC): Likewise
-       * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
-       (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
-
-2004-02-01  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
-       isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
-       (expand_builtin): Always call expand_builtin_pow.
-
-2004-02-01  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
-       BUILT_IN_SIGNBITL): New GCC builtins.
-       * builtins.c (expand_builtin_signbit): New function to RTL expand
-       calls to signbit, signbitf and signbitl as inline intrinsics.
-       (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
-       (fold_builtin_signbit): New function to perform constant folding
-       of signbit, signbitf and signbitl.
-       (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
-
-       * doc/extend.texi: Document new signbit{,f,l} builtins.
-
-2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
-
-2004-02-01  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.h (PREDICATE_CODES): Remove entries for
-       "mips_const_double_ok" and "simple_memory_operand", which were
-       removed from the MIPS port with the mips-3_4-rewrite branch merge.
-       * config/mips/mips.c (mips16_lay_out_constants): Update comment
-       for removal of simple_memory_operand.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/c4x/c4x.md: Use GEN_INT instead of
-       gen_rtx (CONST_INT, ...).
-
-2004-01-31  Richard Henderson  <rth@redhat.com>
-
-       * varasm.c (output_constant_pool): Don't zap the pool.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genrecog.c (decision_type): Add DT_const_int.
-       (write_cond) [DT_const_int]: Print a comparison against small
-       constant.
-       (write_node): Simplify comparisons against small constants
-       before printing tests.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
-       instead of gen_rtx_CONST_INT.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
-       instead of gen_rtx_CONST_INT.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
-       hook_bool_CUMULATIVE_ARGS_false.
-       * targhooks.c (default_strict_argument_naming): Rename to
-       hook_bool_CUMULATIVE_ARGS_false.
-       * targhooks.h: Update the prototype for
-       default_strict_argument_naming.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
-       * config/sh/sh.h: Likewise.
-       * config/sh/sh.md: Likewise.
-
-2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/invoke.texi (SPARC options): Restructure and update.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
-       STRICT_ARGUMENT_NAMING): Poison.
-       * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
-       hook_bool_tree_false.
-       * targhooks.c (default_promote_function_args): Remove.
-       (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
-       Don't check incoming.
-       (default_strict_argument_naming): Don't use
-       STRICT_ARGUMENT_NAMING.
-       * targhooks.h: Remove the prototype for
-       default_promote_function_args.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i386/i386-protos.h: Remove the prototype for
-       ix86_setup_incoming_varargs.
-       * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
-       (ix86_setup_incoming_varargs): Make it static.
-       * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * alloc-pool.c: Fix comment typos.
-       * builtin-types.def: Likewise.
-       * builtins.def: Likewise.
-       * c-pretty-print.c: Likewise.
-       * df.h: Likewise.
-       * reload1.c: Likewise.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/invoke.texi: Follow spelling conventions.
-       * doc/tm.texi: Likewise.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/install.texi: Fix typos.
-       * doc/invoke.texi: Likewise.
-
-2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (s390_decompose_address): Do not treat virtual
-       registers as pointers.
-       * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
-
-2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
-       and restore it to gen_lowpart_general on exit.
-       (gen_lowpart_for_combine): Adjust all callers to go through
-       gen_lowpart.
-       * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
-       and restore it to gen_lowpart_general on exit.
-       (gen_lowpart_if_possible): Adjust all callers to go through
-       gen_lowpart.
-       * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
-       (gen_lowpart): Declare as pointer to function, initialized to
-       gen_lowpart_general.
-       * rtl.h (gen_lowpart): Declare as pointer to function.
-
-2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
-       * calls.c: Likewise.
-       * emit-rtl.c: Likewise.
-       * function.c: Likewise.
-       * reload1.c: Likewise.
-       * config/i386/cygming.h: Likewise.
-       * config/i386/i386.c: Likewise.
-       * config/i386/winnt.c: Likewise.
-
-2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
-
-       PR bootstrap/9249
-       * doc/install.texi: document --enable-__cxa_atexit option.
-       * configure.ac: Disable __cxa_atexit if not supported.
-       * configure: Regenerate.
-
-2004-01-30  Daniel Berlin  <dberlin@dberlin.org>
-
-       * ggc-zone.c (ggc_free): New function.
-
-2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
-       cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
-       flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
-       ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
-       tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
-       config/alpha/alpha.c, config/alpha/alpha.h,
-       config/alpha/alpha.md, config/alpha/unicosmk.h,
-       config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
-       config/c4x/c4x-protos.h, config/c4x/c4x.md,
-       config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
-       config/frv/frvend.c, config/i386/cygming.h,
-       config/i386/djgpp.h, config/i386/emmintrin.h,
-       config/i386/gthr-win32.c, config/i386/i386-interix.h,
-       config/i386/i386-protos.h, config/i386/openbsd.h,
-       config/i386/winnt.c, config/i386/xm-mingw32.h,
-       config/i386/xmmintrin.h, config/ia64/ia64.md,
-       config/iq2000/iq2000.md, config/m32r/m32r.md,
-       config/m68k/m68k.md, config/mcore/mcore-elf.h,
-       config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
-       config/mips/iris5gas.h, config/mips/iris6.h,
-       config/mips/iris6gas.h, config/mips/linux.h,
-       config/mips/mips.md, config/mips/netbsd.h,
-       config/mips/openbsd.h, config/mips/windiss.h,
-       config/pa/fptr.c, config/rs6000/aix.h,
-       config/rs6000/altivec.h, config/rs6000/darwin.h,
-       config/rs6000/xcoff.h, config/s390/s390-protos.h,
-       config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
-       config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
-       config/sparc/sol2.h: Update copyright.
-
-2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * Makefile.in (abs_docdir, abs_srcdir): Define.
-       (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
-
-2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genconfig.c (main): Have CC0_P check its operand even on a
-       target without cc0.
-
-2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/alpha/alpha.c: Remove mentions of deprecates macros
-       in comments, remove some target-independent comments about target
-       macros, and/or add minimal function comments for target hook
-       implementations.
-       * config/avr/avr.c: Likewise.
-       * config/ia64/ia64.h: Likewise.
-       * config/ip2k/ip2k.c: Likewise.
-       * config/iq2000/iq2000.c: Likewise.
-       * config/m32r/m32r.h: Likewise.
-       * config/m68hc11/m68hc11.c: Likewise.
-       * config/mcore/mcore.c: Likewise.
-       * config/mmix/mmix.c: Likewise.
-       * config/mn10300/mn10300.c: Likewise.
-       * config/pa/pa.c: Likewise.
-       * config/pdp11/pdp11.c: Likewise.
-       * config/rs6000/rs6000.h: Likewise.
-       * config/sh/sh.c: Likewise.
-       * config/sh/sh.h: Likewise.
-       * config/sparc/sparc.c: Likewise.
-       * config/sparc/sparc.h: Likewise.
-       * config/stormy16/stormy16.c: Likewise.
-       * config/xtensa/xtensa.c: Likewise.
-
-2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR optimization/12147
-       * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
-       RELOAD_FOR_OPADDR_ADDR.
-       (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
-       might be reused as RELOAD_FOR_OPADDR_ADDR register.
-
-2004-01-30  Jan Hubicka  <jh@suse.cz>
-
-       * reload.c (get_secondary_mem): Fix updating of
-       secondary_memlocs_elim_used.
-
-2004-01-30  Richard Henderson  <rth@redhat.com>
-
-       * varasm.c (struct rtx_const, struct pool_constant): Remove.
-       (MAX_RTX_HASH_TABLE): Remove.
-       (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
-       (first_pool, last_pool, pool_offset): Remove.
-       (struct rtx_constant_pool): Split out from ...
-       (struct varasm_status): ... here.  Reference one via pointer.
-       (struct constant_descriptor_rtx): Merge struct pool_constant.
-       (SYMHASH): Remove.
-       (decode_rtx_const): Remove.
-       (const_hash_rtx, compare_constant_rtx): Remove.
-       (record_constant_rtx): Remove.
-       (const_desc_rtx_hash, const_desc_rtx_eq): New.
-       (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
-       (const_rtx_hash_1, const_rtx_hash): New.
-       (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
-       (simplify_subtraction): Use simplify_rtx.
-       (force_const_mem): Rewrite to use new data structures.
-       (find_pool_constant): Likewise.
-       (get_pool_constant, get_pool_constant_mark,
-       get_pool_constant_for_function, get_pool_mode,
-       get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
-       (output_constant_pool_2): Split out from output_constant_pool.
-       (output_constant_pool_1): Likewise.  Use new pool datastructures.
-       (output_constant_pool): Zap entire pool datastructure.
-       (mark_constant): Use new pool datastructures.
-       (mark_constants): Use for_each_rtx.
-       (mark_constant_pool): Use new pool datastructures.
-
-2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
-       Copy operands[1] to pseudo for simplify_gen_subreg.
-
-2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * gcse.c (bypass_block): Fix a typo in the previous check-in
-       to the file.
-
-2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
-
-       * toplev.c: Include alloc-pool.h.
-       * Makefile.in (toplev.c): Update dependencies.
-
-2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * combine.c (simplify_shift_const, case XOR): Be careful when
-       commuting XOR with ASHIFTRT.
-
-2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
-           Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc-protos.h: Remove the prototype for
-       sparc_builtin_saveregs.
-       * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
-       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
-       (sparc_builtin_saveregs): Make it static.
-       (sparc_promote_prototypes): New.
-       (sparc_struct_value_rtx): Likewise.
-       (sparc_return_in_memory): Likewise.
-       * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (STRUCT_VALUE): Likewise.
-       (STRUCT_VALUE_INCOMING): Likewise.
-       (EXPAND_BUILTIN_SAVEREGS): Likewise.
-       (STRICT_ARGUMENT_NAMING): Likewise.
-       (PROMOTE_PROTOTYPES): Likewise.
-
-       * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
-
-2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR c/12818
-       * varasm.c (const_hash_1) <STRING_CST>: Use the
-       address to compute the hash value if flag_writable_strings.
-       (compare_constant) <STRING_CST>: Compare the addresses
-       if flag_writable_strings.
-       (build_constant_desc): Do not copy the expression for a
-       STRING_CST if flag_writable_strings.
-
-2004-01-30  Jan Hubicka  <jh@suse.cz>
-
-       * alloc-pool.c: Include hashtab.h
-       (alloc_pool_descriptor): New structure
-       (alloc_pool_hash): New global variable.
-       (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
-       (create_alloc_pool): Update statistics.
-       (free_alloc_pool): Likewise.
-       (pool_alloc): Likewise.
-       (output_info): New structure
-       (print_statistics, dump_alloc_pool_statistics): New function.
-       * alloc-pool.h (alloc_pool_def): Turn name to be constant.
-       (dump_alloc_pool_statistics): Declare.
-       * toplev.c (finalize):  Dump statistics.
-
-       * reload.c (secondary_memlocs_elim_used): New static variable.
-       (get_secondary_mem): Update it.
-       (find_reloads): Use it.
-
-2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
-
-       * toplev.c: Fix broken checkin of 2003-12-30, again.
-
-2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
-       s390*-*-* targets by specifying a 'nop' insn.
-       * configure: Regenerate.
-
-2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/11475
-       * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
-
-2004-01-29  Jakub Jelinek  <jakub@redhat.com>
-
-       * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
-       of addr when creating MEM copy.
-
-2004-01-29  Devang Patel  <dpatel@apple.com>
-
-       * dwarf2out.c (gen_field_die): Do not equate decl number to die.
-
-2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR inline-asm/6162
-       * reload.c (find_reloads): Only support one pair of commutative
-       operands.
-
-2004-01-29  Roger Sayle  <roger@eyesopen.com>
-
-       PR java/13824
-       * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
-       as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
-       recursion.
-
-2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/frv/frv.c: Don't mention deprecated macros in
-       comments.  Remove some target-independent comments about
-       target macros.
-       * config/frv/frv.h: Likewise.
-
-2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * cfghooks.c (split_block): Set probability and count of the
-       new edge.
-
-2004-01-29  Josef Zlomek  <zlomekj@suse.cz>
-
-       * dwarf2out.c (struct die_struct): Added field decl_id.
-       (decl_die_table): Changed to hash table.
-       (decl_die_table_allocated): Deleted.
-       (decl_die_table_in_use): Deleted.
-       (DECL_DIE_TABLE_INCREMENT): Deleted.
-       (decl_die_table_hash): New function.
-       (decl_die_table_eq): New function.
-       (lookup_decl_die): Lookup in a hash table.
-       (equate_decl_number_to_die): Insert into a hash table.
-       (dwarf2out_init): Init hash table decl_die_table.
-
-2004-01-29  Jakub Jelinek  <jakub@redhat.com>
-
-       PR optimization/13424
-       * expr.c (store_constructor): Revert 2003-12-03 change.
-
-       * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
-       expected before returning early.  Avoid sharing RTL if they
-       need to be changed.
-
-       * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
-       handling so that memory attributes are preserved.  Don't call
-       ix86_set_move_mem_attrs.
-       (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
-       (ix86_expand_clrstr): Rename src argument to
-       dst.  Rework rep_stos and strset handling so that memory attributes
-       are preserved.
-       (ix86_expand_strlen): Pass src argument to
-       ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
-       memory attributes are preserved.
-       (ix86_expand_strlensi_unroll_1): Add src argument.  Use
-       change_address instead of gen_rtx_MEM.
-       * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
-       expanders.
-       (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
-       strmovqi, strmovqi_rex64): Remove.
-       (rep_mov*, strmov*): Prefix insn names with *.
-       (strset, strset_singleop, rep_stos): New expanders.
-       (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
-       strsetqi, strsetqi_rex64): Remove.
-       (rep_stos*, strset*): Prefix insn names with *.
-       (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
-       to SImode.
-       (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
-       are preserved.
-       (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
-       Prefix insn names with *.
-       (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
-       (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
-       (strlenqi_1): New expander.
-       * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
-
-2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
-       * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
-       verify_flow_info): Declaration removed.
-       * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
-       (debug_bb, debug_bb_n): Add argument to dump_bb call.
-       * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
-       try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
-       instead of delete_block.
-       * cfghooks.c: Include timevar.h and toplev.h.
-       (cfg_hooks): Define here.
-       (verify_flow_info, dump_bb): Moved from cfg.c.
-       (redirect_edge_and_branch, redirect_edge_and_branch_force,
-       split_block, split_block_after_labels, move_block_after,
-       delete_basic_block, split_edge, create_basic_block,
-       create_empty_bb, can_merge_blocks_p, merge_blocks,
-       make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
-       New functions.
-       * cfghooks.h (struct cfg_hooks): Added fields name,
-       make_forwarder_block, tidy_fallthru_edge and
-       move_block_after. Changed type of verify_flow_info, dump_bb,
-       split_block fields. Renamed cfgh_split_edge and delete_block
-       fields.
-       (redirect_edge_and_branch, redirect_edge_and_branch_force,
-       split_block, delete_block, split_edge, create_basic_block,
-       can_merge_blocks_p, merge_blocks): Macros removed.
-       (cfg_hooks): Do not export.
-       (verify_flow_info, dump_bb, redirect_edge_and_branch,
-       redirect_edge_and_branch_force, split_block, split_block_after_labels,
-       move_block_after, delete_basic_block, split_edge, create_basic_block,
-       create_empty_bb, can_merge_blocks_p, merge_blocks,
-       make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
-       Declare.
-       (cfg_layout_rtl_cfg_hooks): Declare.
-       * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
-       New functions.
-       (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
-       (redirect_edge_with_latch_update): Removed.
-       (make_forwarder_block): Moved to cfghooks.c, semantics changed.
-       * cfgloopmanip.c (remove_bbs): Do not update dominators here.
-       * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
-       rtl_delete_block, rtl_split_block, rtl_merge_blocks,
-       tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
-       cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
-       cfghooks.c.
-       (rtl_create_basic_block): Coding style fix.
-       (rtl_tidy_fallthru_edge, rtl_move_block_after,
-       rtl_make_forwarder_block): New functions.
-       (update_cfg_after_block_merging): Removed.
-       (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
-       * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
-       to dump_bb.
-       * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
-       find_if_case_2): Don't update dominators.
-       * timevar.def (TV_CFG_VERIFY): New.
-       * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
-       * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
-       * cfgloopmanip.c (split_loop_bb): Don't update dominators.
-       (remove_bbs): Don't call remove_bbs.
-       (create_preheader): Use make_forwarder_block.
-       (mfb_keep_just, mfb_update_loops): New static functions.
-
-2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/avr/avr.h: Remove target-independent comments about
-       target macros.
-
-2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
-
-       * timevar.c (timevar_print): Mention when checking is enabled.
-
-2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
-
-       * c-lex.c (c_lex): Rename to...
-       (c_lex_with_flags): Add new parameter to get CPP flags.
-       (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
-       * c-pragma.h (c_lex_with_flags): Declare.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mcore/mcore.c (mcore_external_libcall): Add a
-       comment.
-       (mcore_return_in_memory): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mcore/mcore-protos.h: Remove the prototype for
-       mcore_setup_incoming_varargs.
-       * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
-       (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (mcore_setup_incoming_varargs): Make it static.  Receive the
-       first argument by reference.  Add argument second_time.
-       (mcore_external_libcall): New.
-       (mcore_return_in_memory): Likewise.
-       * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-       (STRUCT_VALUE): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (SETUP_INCOMING_VARARGS): Likewise.
-       (PROMOTE_PROTOTYPES): Likewise.
-       (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r-protos.h: Remove the prototype for
-       m32r_setup_incoming_varargs.
-       * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (m32r_return_in_memory): New.
-       (m32r_setup_incoming_varargs): Make it static.
-       * config/m32r/m32r.h: Remove #undef of
-       ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
-       definitions of PROMOTE_FUNCTION_ARGS and
-       PROMOTE_FUNCTION_RETURN.
-       (PROMOTE_PROTOTYPES): Remove.
-       (RETURN_IN_MEMORY): Likewise.
-       (STRUCT_VALUE): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (m68k_struct_value_rtx): Likewise.
-       * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
-       STRUCT_VALUE_REGNUM.
-       (PROMOTE_PROTOTYPES): Remove.
-       * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
-       STRUCT_VALUE_REGNUM.
-       * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
-       * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/stormy16/stormy16.c
-       (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
-       TARGET_BUILD_BUILTIN_VA_LIST.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (v850_return_in_memory): Likewise.
-       (v850_setup_incoming_varargs): Likewise.
-       * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
-       (SETUP_INCOMING_VARARGS): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (STRUCT_VALUE): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (fr30_setup_incoming_varargs): Don't use
-       STRICT_ARGUMENT_NAMING.
-       * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
-       (STRICT_ARGUMENT_NAMING): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/frv/frv-protos.h: Remove the prototype for
-       frv_expand_builtin_saveregs.
-       * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
-       (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
-       STRUCT_VALUE_REGNUM.
-       (frv_expand_builtin_saveregs): Make it static.
-       (frv_struct_value_rtx): New.
-       * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
-
-2004-01-29  Jan Hubicka  <jh@suse.cz>
-
-       PR c++/12850
-       * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
-       initial pointers.
-       * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
-       for functions that will be only inlined.
-       (cgraph_mark_function_to_output): Likewise.
-       (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
-       do not clear function body.
-       * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
-       (tree_rest_of_compilation): Reorganize the logic releasing function
-       body to use callgraph datastructure.
-
-2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
-       to register_operand.
-
-2004-01-28  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
-       (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
-       match_operand expressions so that all match_dups appear
-       lexically after their corresponding match_operands.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (WORD_REG_USED): Use
-       HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
-       (compute_saved_regs): Likewise.
-       (h8300_expand_prologue): Likewise.  Allocate locals after
-       saving registers.
-       (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
-       of FRAME_POINTER_REGNUM.  Deallocate locals before saving
-       registers.
-       (h8300_initial_elimination_offset): Adjust for the new frame
-       layout, which swaps flips the order of locals and saved
-       registers.
-       * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
-       (HARD_FRAME_POINTER_REGNUM): New.
-       (ELIMINABLE_REGS): Add an elimination rule from
-       FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
-       (REGISTER_NAMES): Add fp.
-       * config/h8300/h8300.md (FP_REG): Change to 11.
-       (HFP_REG): New.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * genrecog.c (write_node): Remove a useless local variable.
-
-2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * Makefile.in (options.c options.h): Use stamp file s-options to
-       avoid unnecessary rebuilds.
-       (options.o): New target listing dependencies.
-       (gtyp-gen.h): Use stamp file s-gtyp-gen.
-       (STAGESTUFF): Add s-gtyp-gen.
-
-2004-01-28  Richard Henderson  <rth@redhat.com>
-
-       * ggc.h (ggc_free): Declare.
-       * ggc-common.c (ggc_realloc): Use it.
-       * ggc-page.c: Remove lots of inline markers.
-       (globals): Add free_object_list.
-       (ggc_alloc): Tidy.
-       (ggc_free, validate_free_objects): New.
-       (poison_pages): Provide default.
-       (ggc_collect): Call validate_free_objects; emit markers to
-       the debug file.
-
-2004-01-28  Zack Weinberg  <zack@codesourcery.com>
-           Jim Wilson  <wilson@specifixinc.com>
-
-       * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
-       Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
-       scratch pointer.
-       (ia64_secondary_reload_class): Delete case GR_REGS.
-       * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
-       Do not allocate a scratch register.
-       (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
-
-2004-01-28  Jan Hubicka  <jh@suse.cz>
-
-       * gcse.c (bypass_block): Prevent edges to be unified when we are
-       about to emit compenstation code.
-
-2004-01-28  Nick Clifton  <nickc@redhat.com>
-
-       * config/arm/arm.c (arm_expand_builtin): Force second argument of
-       the setcwx insn into a register.
-
-2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/fp-bit.c (pack_d): When using paired doubles to implement
-       a long double, round the high part separately.
-       (unpack_d): Fix the case in which the high part is a power of two
-       and the low part is a nonzero value of the opposite sign.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (c4x_external_libcall): Likewise.
-       (c4x_struct_value_rtx): Likewise.
-       * config/c4x/c4x.h: Remove.
-       (STRUCT_VALUE_REGNUM): Likewise.
-       (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
-
-2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
-       (STRUCT_VALUE): Likewise.
-       (PROMOTE_PROTOTYPES): Likewise.
-
-2004-01-27  Roger Sayle  <roger@eyesopen.com>
-
-       * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
-       CONST_INT before using INTVAL.
-
-2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
-       * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
-       frame if !TARGET_BACKCHAIN.
-       * config/s390/s390.md ("allocate_stack"): Use pattern only if
-       TARGET_BACKCHAIN.
-       * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
-
-2004-01-27  Zack Weinberg  <zack@codesourcery.com>
-
-       * ia64.c (ia64_function_arg): When placing HFAs in integer
-       registers, do not special case the mode used for complex
-       types.  Do not advance int_regs until the current register
-       is full.
-
-2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/7297
-       * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
-
-2004-01-27  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
-       slow, unaligned loads and stores while debugging.  Fix formatting.
-
-2004-01-27  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
-       of computing wmode.
-       (restore_stack_nonlocal): Same.
-
-2004-01-27  Devang Patel <dpatel@apple.com>
-
-       * Makefile.in (dwarf2out.o): Depend on input.h
-       * dbxout.c (dbx_debug_hooks): Add new empty hook for
-       imported_module_or_decl.
-       (xcoff_debug_hooks): Same.
-       * sdbout.c (sdb_debug_hooks): Same.
-       * vmsdbgout.c (vmsdbg_debug_hooks): Same.
-       * debug.c (do_nothing_debug_hooks): Same.
-       (debug_nothing_tree_tree): New function.
-       * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
-       * dwarf2out.c: Include input.h.
-       (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
-       (remove_child_TAG): New function.
-       (dwarf_tag_name): Handle DW_TAG_imported_module.
-       (gen_subprogram_die): Equate decl number to declaration die. Do not
-       remove all children dies while reusing declaration die for definition.
-       Instead, selectively remove only formal parameters.
-       (gen_variable_die): Equate variable decl to declaration die.
-       (gen_field_die): Equate field decl to line number.
-       (force_namespace_die): Replace it with ...
-       (force_decl_die): ... this.
-       (force_type_die): New function.
-       (setup_namespace_context): Replace use of force_namespace_die() with
-       force_decl_die().
-       (gen_namespace_die): Same.
-       (dwarf2out_imported_module_or_decl): New function.
-
-2004-01-27  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
-       on CQImode and CHImode incoming arguments in register a7.
-       (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
-       * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
-       * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
-       xtensa_copy_incoming_a7 before reload.
-
-2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * coverage.c (get_coverage_counts): Give a different message
-       if flag_guess_branch_prob is set.
-       * predict.c (counts_to_freqs): Return an int.
-       (estimate_bb_frequencies): If counts_to_freqs returns zero,
-       calculate estimates.
-
-2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/iq2000/iq2000-protos.h: Remove the prototype for
-       iq2000_setup_incoming_varargs.
-       * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
-       (iq2000_return_in_memory): Likewise.
-       (iq2000_setup_incoming_varargs): Make it static.  Receive the
-       first argument by reference.
-       * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-       (PROMOTE_PROTOTYPES): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (STRUCT_VALUE): Likewise.
-       (SETUP_INCOMING_VARARGS): Likewise.
-       (STRICT_ARGUMENT_NAMING): Likewise.
-
-2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
-
-       * fixinc/fixinc.c (test_test): Initialize res.
-       (start_flexer): Initialize pz_cmd_save.
-
-2004-01-27  Zack Weinberg  <zack@codesourcery.com>
-
-       * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
-       SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
-
-2004-01-27  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 7198
-       * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
-       (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
-       (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
-       Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
-       Possibly rename pattern for consistency.
-       Remove ??? comments suggesting that this be done.
-       (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
-       New patterns.
-       (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
-       (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
-       (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
-       (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
-       Update to match.
-
-2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * config/arm/arm.c (output_return_instruction): Only restore IP
-       into SP if frame_pointer_needed.
-
-2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
-       for SCmode and DCmode if ARCH32.
-       (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
-       * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
-       if ARCH32.
-       (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
-       if ARCH32.
-       (BASE_OUTGOING_VALUE_REG): Likewise.
-
-2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/10904
-       PR target/13058
-       * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
-       Forbid mode changes from SImode for lower FP regs if ARCH64.
-
-2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * Makefile.in (bt-load.o): Depend on except.h.
-       * bt-load.c (except.h): #include.
-       (compute_defs_uses_and_gen): If insn at end of BB can throw
-       within this function, consider registers used by it unavailable for
-       btr migration.
-       (move_btr_def): If insn at end of BB can throw, insert before rather
-       than after.
-
-       * flags.h (flag_btr_bb_exclusive): Declare.
-       * toplev.c (flag_btr_bb_exclusive): New variable.
-       (f_options): Add btr-bb-exclusive.
-       * bt-load.c (augment_live_range): Restore old behaviour if
-       flag_btr_bb_exclusive is set.
-       * common.opt: Add entry for -fbtr-bb-exclusive.
-       * opts.c (common_handle_options): Same.
-       * doc/invoke.texi: Document -fbtr-bb-exclusive.
-
-       * bt-load.c (btrs_live_at_end): New variable.
-       (compute_defs_uses_and_gen): Compute its pointed-to array.
-       (clear_btr_from_live_range, add_btr_to_live_range): Update it.
-       (augment_live_range): When augmenting with a new dominator,
-       use only its btrs_live_at_end set, but also add in the full set
-       of the old dominator.
-       (btr_def_live_range): Use btrs_live_at_end.
-       (move_btr_def): Set other_btr_uses_before_def, and move new set
-       to the end of the basic block, if appropriate.
-       (migrate_btr_defs): Allocate and free btrs_live_at_end.
-
-       * bt-load.c (basic_block_freq): Remove outdated comment.
-
-2004-01-27  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.h: Correct target_flags free bits comment.
-       (PREDICATE_CODES): Remove duplicate.
-       * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
-       (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
-       (MASK_PROFILE_KERNEL): Adjust define.
-
-2004-01-27  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
-       of long string literals from 32 bytes to sizeof (void *) when !-Os
-       and to 1 with -Os.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
-       constant addresses in the normal mode.
-
-2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * system.h (CHAR_BITFIELD): Delete.
-       (BOOL_BITFIELD): New.
-       * c-decl.c (c_scope): Use BOOL_BITFIELD.
-       * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (arc_return_in_memory): Likewise.
-       * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (STRUCT_VALUE): Likewise.
-
-2004-01-26  Richard Henderson  <rth@redhat.com>
-
-       * c-parse.in (extension): Use itype.
-       (SAVE_EXT_FLAGS): Don't allocate a tree.
-       (RESTORE_EXT_FLAGS): Don't read a tree.
-
-2004-01-26  Jan Hubicka  <jh@suse.cz>
-
-       * cselib.c (discard_useless_values):  Clear out value pointer pointing
-       to datastructure to be recycled.
-
-2004-01-25  Jan Hubicka  <jh@suse.cz>
-
-       * genextract.c (main): Do not output the memset when not checking.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
-       switch statement instead of a chain of if statements.
-
-2004-01-26  Jeff Law  <law@redhat.com>
-
-       * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
-       acute accents for Petur Runolfsson's entry.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
-       (RETURN_IN_MEMORY): Likewise.
-
-2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
-
-        * config/rs6000/rs6000.c (rs6000_emit_move): split slow
-        unaligned load/store into smaller loads and stores.
-
-2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
-
-       * function.c (assign_parms): Do not assign
-       long long argument to memory in prologue if
-       is it loaded into register.
-
-2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
-
-        PR middle-end/13779
-        * expr.c (emit_group_load): split constant
-        correctly into register components of PARALLEL insn.
-
-2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
-
-       * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
-       Use adjust_address_nv directly with appropriate mode.
-       (restore_stack_nonlocal): Ditto.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/xtensa/xtensa-protos.h: Remove the prototype for
-       xtensa_builtin_saveregs.
-       * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
-       (xtensa_builtin_saveregs): Make it static.
-       (xtensa_return_in_memory): New.
-       * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-       (PROMOTE_PROTOTYPES): Likewise.
-       (STRUCT_VALUE): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (EXPAND_BUILTIN_SAVEREGS): Likewise.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
-       (arm_setup_incoming_varargs): Likewise.
-       * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
-       (cris_setup_incoming_varargs): Likewise.
-       * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
-       (ns32k_struct_value_rtx): Likewise.
-       * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
-       NS32K_STRUCT_VALUE_REGNUM.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (arm_struct_value_rtx): Likewise.
-       * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (STRUCT_VALUE): Likewise.
-       (STRUCT_VALUE_REGNUM): Likewise.
-       (PROMOTE_PROTOTYPES): Likewise.
-
-2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/ia64/ia64-protos.h: Remove the prototype for
-       ia64_setup_incoming_varargs and ia64_return_in_memory.
-       * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
-       (ia64_setup_incoming_varargs): Adjust the arguments to meet
-       the requirement of TARGET_SETUP_INCOMING_VARARGS.
-       (ia64_return_in_memory): Make it static.  Change the return
-       type to bool from int.  Add an argument.
-       (ia64_struct_value_rtx): New.
-       * config/ia64/ia64.h: Remove commented-out definitions of
-       PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
-       PROMOTE_PROTOTYPES.
-       (RETURN_IN_MEMORY): Remove.
-       (STRUCT_VALUE_REGNUM): Likewise.
-       (STRICT_ARGUMENT_NAMING): Likewise.
-
-2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/13666
-       * config/sparc/sparc.c (function_arg_union_value): New function.
-       (function_arg): Use it to deal with unions.
-       (function_value): Likewise.  Define 'regbase' only for ARCH64.
-       Replace a conditional statement by a simpler one.
-
-2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips16_optimize_gp): Delete.
-       (mips_reorg): Don't call it.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
-       (floatunsqihf2): Remove operand 6.
-       (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
-       fix patterns.
-       (ldi_conditional, ldf_conditional): Validate operands.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
-       (HAVE_GAS_HIDDEN): Undefine as interim measure.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
-       memory references if TARGET_EXPOSE_LDP nonzero.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
-       invalid operand combinations.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
-       c4x_legitimate_address_p.  Fix post_modify check.
-
-       * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
-       * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/pa/pa-protos.h: Remove the prototype for
-       hppa_builtin_saveregs.  Add a prototype for
-       pa_return_in_memory.
-       * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
-       (pa_struct_value_rtx): Likewise.
-       (pa_return_in_memory): Likewise.
-       * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
-       PA_STRUCT_VALUE_REGNUM.
-       (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
-       (EXPAND_BUILTIN_SAVEREGS): Remove.
-       (PROMOTE_PROTOTYPES): Likewise.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (vax_struct_value_rtx): Likewise.
-       * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
-       VAX_STRUCT_VALUE_REGNUM.
-       (PROMOTE_PROTOTYPES): Remove.
-
-2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
-
-       * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
-
-2004-01-25  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
-       and MIPS64 have HI/LO interlocks.  Update comment.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/stormy16/stormy16-protos.h: Remove the prototype for
-       xstormy16_setup_incoming_varargs.
-       * config/stormy16/stormy16.c
-       (xstormy16_setup_incoming_varargs): Remove.
-       (xstormy16_return_in_memory): New.
-       (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (PROMOTE_FUNCTION_RETURN): Likewise
-       (PROMOTE_PROTOTYPES): Likewise
-       (RETURN_IN_MEMORY): Likewise
-       (STRUCT_VALUE): Likewise
-       (SETUP_INCOMING_VARARGS): Likewise
-
-2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_offset_within_object_p): New function.
-       (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
-       SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
-       ABI has 64-bit pointers and the object file only allows 32-bit symbols.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mn10300/mn10300-protos.h: Remove the prototype for
-       mn10300_builtin_saveregs.
-       * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
-       (mn10300_return_in_memory): Likewise.
-       (mn10300_builtin_saveregs): Make it static.
-       * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
-       (RETURN_IN_MEMORY): Likewise.
-       (STRUCT_VALUE): Likewise.
-       (EXPAND_BUILTIN_SAVEREGS): Likewise.
-
-2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       PR bootstrap/13853
-       * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
-       using ccr.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i860/i860-protos.h: Remove the prototype for
-       i860_saveregs.
-       * config/i860/i860.c (i860_saveregs): Make it static.
-       (i860_struct_value_rtx): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
-       * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
-       I860_STRUCT_VALUE_REGNUM.
-       (EXPAND_BUILTIN_SAVEREGS): Remove.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (m68hc11_struct_value_rtx): Likewise.
-       (m68hc11_return_in_memory): Likewise.
-       * config/m68hc11/m68hc11.h: Remove a commented-out definition
-       of PROMOTE_PROTOTYPES.
-       (RETURN_IN_MEMORY): Remove.
-       (STRUCT_VALUE_REGNUM): Likewise.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mmix/mmix-protos.h: Remove the prototype for
-       mmix_setup_incoming_varargs.
-       * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (mmix_setup_incoming_varargs): Make it static.
-       (mmix_struct_value_rtx): New.
-       * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
-       Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
-       (STRUCT_VALUE_REGNUM): Remove.
-       (SETUP_INCOMING_VARARGS): Likewise.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mips/mips-protos.h: Remove the prototypes for
-       mips_setup_incoming_varargs and mips_return_in_memory.
-       * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_PROMOTE_PROTOTYPES): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
-       (mips_setup_incoming_varargs): Match the prototype for
-       TARGET_SETUP_INCOMING_VARARGS.
-       (mips_return_in_memory): Make it static.  Add argument fntype.
-       (mips_strict_argument_naming): New.
-       * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
-       (PROMOTE_FUNCTION_ARGS): Likewise.
-       (PROMOTE_FUNCTION_RETURN): Likewise.
-       (STRUCT_VALUE): Likewise.
-       (RETURN_IN_MEMORY): Likewise.
-       (SETUP_INCOMING_VARARGS): Likewise.
-       (STRICT_ARGUMENT_NAMING): Likewise.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
-       (ip2k_return_in_memory): Likewise.
-       (ip2k_setup_incoming_varargs): Likewise.
-       * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
-       (STRUCT_VALUE): Likewise.
-       (STRUCT_VALUE_INCOMING): Likewise.
-       (SETUP_INCOMING_VARARGS): Likewise.
-
-2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
-       (avr_return_in_memory): Remove.
-       * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
-       (STRUCT_VALUE): Likewise.
-       (STRUCT_VALUE_INCOMING): Likewise.
-       (STRICT_ARGUMENT_NAMING): Likewise.
-
-2004-01-25  Jan Hubicka  <jh@suse.cz>
-
-       * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
-
-2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
-       (mips_regno_mode_ok_for_base_p): Declare.
-       * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
-       (FRAME_POINTER_REGNUM): Renumber to 78.
-       (FIRST_PSEUDO_REGISTER): Update comment accordingly.
-       (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
-       (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
-       (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
-       (REG_MODE_OK_FOR_BASE_P): Likewise.
-       * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
-       entry for 77 to "$arg" and entry for 78 to "$frame".
-       (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
-       (mips_reg_mode_ok_for_base_p): Remove.
-       (mips_regno_mode_ok_for_base_p): New function, derived from old
-       BASE_REG_P macro.  Don't enforce the mips16 stack pointer
-       restrictions unless we're being strict.
-       (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-common.h: Fix comment typos.
-       * c-decl.c: Likewise.
-       * cgraphunit.c: Likewise.
-       * combine.c: Likewise.
-       * et-forest.c: Likewise.
-       * flow.c: Likewise.
-       * function.c: Likewise.
-       * ifcvt.c: Likewise.
-       * integrate.c: Likewise.
-       * jump.c: Likewise.
-       * postreload.c: Likewise.
-       * varray.c: Likewise.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/frontends.texi: Update copyright.
-       * doc/gcov.texi: Likewise.
-       * doc/gty.texi: Likewise.
-       * doc/sourcebuild.texi: Likewise.
-       * doc/standards.texi: Likewise.
-
-2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
-
-       PR target/12978
-       * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
-       Remove movstrqi_small because it conflicts with movstrqi_large.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (cris_struct_value_rtx): Likewise.
-       * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
-       STRUCT_VALUE_REGNUM.
-       (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
-
-2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR bootstrap/13848
-       * cse.c (cse_cc_succs): Change the mode of the source expression
-       as soon as decide we need a new mode.  Don't permit changing modes
-       if we found a match in a successor block.
-       (cse_condition_code_reg): Save original mode of source expression
-       so that we know whether we have to change the mode in other
-       insns.
-
-2004-01-24  Jan Hubicka  <jh@suse.cz>
-
-       * emit-rtl.c (change_address, adjust_address_1, offset_address,
-       widen_memory_access):  Return early when there is nothing to change.
-
-2004-01-24  Jakub Jelinek  <jakub@redhat.com>
-
-       * simplify-rtx.c (simplify_relational_operation): Don't
-       simplify address == constant into address + -constant == 0.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * gcc.c (process_command): Don't internationalize the
-       Copyright message.
-       * mips-tfile.c (main): Likewise.
-
-2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
-
-       * cse.c: (cse_cc_succs) Fix comparison warning.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md: Remove extraneous USE in expanders.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Provide prototypes for
-       h8300_legitimate_constant_p and h8300_legitimate_address_p.
-       * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
-       (h8300_rtx_ok_for_base_p): Likewise.
-       (h8300_legitimate_address_p): Likewise.
-       * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
-       h8300_legitimate_constant_p.
-       (RTX_OK_FOR_BASE_P): Remove.
-       (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
-
-2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
-       (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
-       (REG_OK_FOR_INDEX_STRICT_P): Likewise.
-       (REG_OK_FOR_BASE_STRICT_P): Likewise.
-       (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
-       (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
-       (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
-       (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
-
-2004-01-24  Jan Hubicka  <jh@suse.cz>
-
-       * cselib.c (remove_useless_values):  Do not access discarded values.
-
-2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
-       arrays.
-
-2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * recog.c: Fix a typo in copyright.
-
-2004-01-23  Andrew Pinski  <apinski@apple.com>
-
-       * config/rs6000/rs6000.md (call): Fix misappiled patch.
-       (call_value): Likewise.
-
-2004-01-23  Richard Henderson  <rth@redhat.com>
-
-       PR opt/12941
-       * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
-       (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
-       if SHIFT_COUNT_TRUNCATED is set.
-
-2004-01-23  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
-       separate real and imaginary parts.
-       * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
-
-2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
-
-       PR target/13674
-       * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
-       loading into GPR.
-
-2004-01-23  Jan Hubicka  <jh@suse.cz>
-
-       * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
-       change.
-
-       * alloc-pool.c (align_four): Kill.
-       (create_alloc_pool): Align size to eight.
-       (free_alloc_pool, free_pool): Invalidate deallocated data.
-
-2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR gcc/1532
-       * cse.c (cse_change_cc_mode): New static function.
-       (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
-       (cse_condition_code_reg): New function.
-       * rtl.h (cse_condition_code_reg): Declare.
-       * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
-       * target.h (struct gcc_target): Add fixed_condition_code_regs and
-       cc_modes_compatible.
-       * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
-       (TARGET_CC_MODES_COMPATIBLE): Define.
-       (TARGET_INITIALIZER): Add new initializers.
-       * targhooks.c (default_cc_modes_compatible): New function.
-       * targhooks.c (default_cc_modes_compatible): Declare.
-       * hooks.c (hook_bool_intp_intp_false): New function.
-       * hooks.h (hook_bool_intp_intp_false): Declare.
-       * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
-       (TARGET_CC_MODES_COMPATIBLE): Define.
-       (ix86_fixed_condition_code_regs): New static function.
-       (ix86_cc_modes_compatible): Likewise.
-       * doc/tm.texi (Condition Code): Document new hooks.
-
-2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * fixinc/inclhack.def (bad_lval): Renamed to ...
-       (alpha_bad_lval): ... this.
-       Removed file list.
-       Restrict to alpha*-dec-osf*.
-       * fixinc/fixincl.x: Regenerate.
-       * fixinc/tests/base/dirent.h: Remove, moving test ...
-       * fixinc/tests/base/testing.h: ... here, reflecting new name.
-
-2004-01-23  Zack Weinberg  <zack@codesourcery.com>
-
-       PR c/13814
-       * c-decl.c (diagnose_mismatched_decls): Also discard a
-       built-in if we encounter an old-style definition with the
-       same name.
-
-2004-01-23  Jakub Jelinek  <jakub@redhat.com>
-
-       * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
-       set to default{32,64}.
-
-2004-01-21  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
-       [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
-
-2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
-           Olivier Hainque  <hainque@act-europe.fr>
-
-       * fold-const.c (fold_binary_op_with_conditional_arg): Only
-       build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
-
-2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
-
-       * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
-       size for minipool references.
-
-2004-01-23  Roger Sayle  <roger@eyesopen.com>
-
-       * real.c (real_floor, real_ceil): Tweak to allow input and output
-       arguments to overlap.
-       (real_round): New function to implement round(3m) semantics.
-       * real.h (real_round): Prototype here.
-       * builtins.c (fold_builtin_round): New function to constant fold
-       round, roundf and roundl.
-       (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
-
-2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR optimization/13819
-       * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
-       introduced by 2004-01-20's Jan Hubicka's copy_insn change.
-       (sh_handle_sp_switch_attribute): Remove warning.
-
-2004-01-23  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
-
-2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
-       may or may not return non-NIL.
-       * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
-       check CANNOT_CHANGE_MODE_CLASS
-
-2004-01-23  Jan Hubicka  <jh@suse.cz>
-
-       * basic-block.h (PROP_POSTRELOAD): New macro.
-       (CLEANUP_LOG_LINKS): New.
-       * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
-       * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
-
-       * cselib.c (value_pool): New.
-       (new_cselib_val): Use pool.
-       (cselib_init): Initialize value_pool
-       (cselib_finish): Free pool.
-
-2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (scan_record_type): New function.
-       (function_arg_slotno): Use it to determine which kinds of
-       registers the record can be passed in.
-
-2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
-
-       * config/pa/fptr.c: Fix old-style definition.
-
-2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR optimization/13724
-       * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
-       represents the zero bits produced by a ZERO_EXTEND operation.
-
-2004-01-22  Roger Sayle  <roger@eyesopen.com>
-
-       PR optimization/13821
-       * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
-       correctly calculate the lowpart offset of the contracted subreg.
-
-2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * doc/invoke.texi (Optimize Options): Note that --param arguments
-       are subject to change without notice.
-
-2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config.gcc (mips-sgi-irix6*o32): Removed.
-       * config/mips/iris6-o32-as.h: Likewise.
-       * config/mips/iris6-o32-gas.h: Likewise.
-       * config/mips/iris6-o32.h: Likewise.
-
-2004-01-22  Jan Hubicka  <jh@suse.cz>
-
-       * cfgcleanup.c (first_pass): New static variable.
-       (try_forward_edges):  Add work limiting check for threading.
-       (try_crossjump_bb):  Add work limiting check for crossjumping.
-       (try_optimize_cfg):  Maintain first pass variable.
-
-2004-01-22  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
-       handles complex and vector modes.
-
-2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
-       (REG_OK_FOR_BASE_P_STRICT): Likewise.
-       (STRICT): Likewise.
-
-2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
-
-       * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
-       (genrtl_for_stmt): Remove emit_nop calls.
-
-2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR target/13713
-       PR target/13324
-       * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
-       movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
-       clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
-
-2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
-
-       * config/arm/arm.c: Include "debug.h".
-       (thumb_pushpop): Take two new arguments.  Add some commentary.
-       Output frame information when pushing.
-       (thumb_exit, thumb_unexpanded_epilogue): Update calls to
-       thumb_pushpop.
-       (thumb_output_function_prologue): Likewise.  Accumulate a CFA
-       offset, and pass it to thumb_pushpop.  Output CFI information.
-       (thumb_expand_prologue): Add some frame-related markers and notes.
-
-2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (s390_frame_info): Allow large frame sizes
-       for TARGET_64BIT.
-       (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
-       * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
-
-2004-01-22  Roger Sayle  <roger@eyesopen.com>
-           Paolo Bonzini  <bonzini@gnu.org>
-
-       * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
-       (subreg_lsb): Change to call new subreg_lsb_1 helper function.
-       * rtl.h (subreg_lsb_1): Prototype here.
-       * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
-       sign extensions.
-
-2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
-       macro need not be defined if jump-tables should contain
-       relative addresses only when -fPIC or -fPIC is in effect.
-
-2004-01-22  Jan Hubicka  <jh@suse.cz>
-
-       * alias.c (reg_base_value): Turn into varray.
-       (reg_base_value_size): Kill.
-       (old_reg_base_value): New deletable varray.
-       (alias_invariant_size): New variable.
-       (REG_BASE_VALUE): Update to use varray.
-       (find_base_value): Likewise.
-       (record_set): Likewise.
-       (record_base_value): Likewise.
-       (memrefs_conflict_p): Likewise.
-       (record_set): Likewise
-       (record_base_value): Likewise.
-       (memrefs_conflict_p): Use alias_invariant_size.
-       (init_alias_analysis): Use varray; set alias_invariant_size;
-       rescale other arrays to be sized by maxreg.
-       (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
-
-2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.c (function_arg_slotno): Use
-       FLOAT_TYPE_P to detect FP fields in structures.
-       (function_arg_record_value_1): Likewise.
-       (function_arg_record_value_2): Likewise.
-
-2004-01-22  Jan Hubicka  <jh@suse.cz>
-
-       * function.c (allocate_struct_function): Do not initialize expr, emit
-       and varasm.
-       (prepare_function_start): Do it here.
-       * c-parse.in (maybe_type_qual): Do not produce line number notes.
-
-2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/13559
-       * config/sparc/sparc.c (function_arg_record_value_3): Revert
-       to 'word_mode' once the first slot has been filled.
-
-2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
-
-       * config/sparc/sparc.c (function_arg_record_value_1): Fix
-       computation of the number of integer registers required.
-
-2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i386/i386.md: Simplify certain comparisons of
-       const_int.
-
-2004-01-21  Andrew Pinski  <apinski@apple.com>
-
-       PR target/13785
-       * config/rs6000/rs6000.md (call_value): Force operand
-       1 not operand 0 into a register.
-
-2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
-       unwind-dw2-fde.h: Update copyright.
-
-2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa-protos.h: Update copyright.
-       * pa.h: Likewise.
-       * pa.md: Likewise.
-
-2004-01-21  Caroline Tice  <ctice@apple.com>
-
-       PR target/12308
-       * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
-       flags register.
-       (fix_truncdfdi2): Likewise.
-       (fix_truncsfdi2): Likewise.
-       (*fix_truncdi_1): Likewise.
-       (fix_truncxfsi2): Likewise.
-       (fix_truncdfsi2): Likewise.
-       (fix_truncsfsi2): Likewise.
-       (*fix_truncsi_1): Likewise.
-       (fix_truncxfhi2): Likewise.
-       (fix_truncdfhi2): Likewise.
-       (fix_truncsfhi2): Likewise.
-       (*fix_trunchi_1): Likewise.
-
-2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * alias.c, basic-block.h, c-common.c, c-common.h,
-       c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
-       calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
-       combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
-       cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
-       defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
-       expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
-       genautomata.c, genconditions.c, genemit.c, genflags.c,
-       gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
-       ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
-       langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
-       line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
-       ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
-       rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
-       target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
-       unwind.h, varray.c, varray.h: Update copyright.
-
-2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/coff.h: Update copyright.
-       * config/h8300/elf.h: Likewise.
-       * config/h8300/h8300-protos.h: Likewise.
-       * config/h8300/h8300.c: Likewise.
-       * config/h8300/h8300.h: Likewise.
-       * config/h8300/h8300.md: Likewise.
-
-2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
-       ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
-       ultrix_unistd): New hacks.
-       * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
-       ULTRIX_CONST2_CHECK): Add checks.
-       * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
-       * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
-       * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
-       * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
-       * fixinc/tests/base/locale.h: New file.
-       * fixinc/fixincl.x: Rebuilt.
-
-2004-01-21  Andreas Jaeger  <aj@suse.de>
-           Michael Matz  <matz@suse.de>
-
-       * doc/extend.texi (Extended Asm): Clarify memory clobber.
-
-2004-01-21  Jakub Jelinek  <jakub@redhat.com>
-
-       * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
-       _Jv_RegisterClasses through a function pointer.
-
-2004-01-21  Falk Hueffner  <falk@debian.org>
-
-       PR target/12898
-       * config/alpha/alpha.c (alpha_emit_set_const_1): If
-       no_new_pseudos, use gen_rtx_SET directly for SImode constants
-       which need multiple instructions to emit.
-
-2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (CPP_SPEC): Define.
-
-2004-01-21  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (merge_decls): Kill different_binding_level and
-       different_tu arguments; simplify throughout.
-       (duplicate_decls): Likewise.
-       (pushdecl, merge_translation_unit_decls): Update calls to
-       duplicate_decls.
-
-2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
-       $(SYSTEM_H).
-       (print-rtl1.o): Depend on $(SYSTEM_H).
-
-2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
-
-       PR bootstrap/12730
-       * configure.ac: Delete definition and subsitution of docdir.
-       Add info, man, srcman and srcinfo to target hooks. Create doc/
-       directory.
-       * configure: Regenerate.
-       * Makefile.in: Don't substitute docdir and delete all references
-       throughout.
-       (MAKEINFOFLAGS): Define.
-       (stmp-docobjdir): Delete.
-       (INFOFILES, MANFILES): Define.
-       (info): Call lang.info, srcinfo and lang.srcinfo.
-       (generated-manpages): Call lang.man, srcman and lang.srcman.
-       (srcinfo, srcman): New rules to copy back files to source directory.
-       (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
-       (install-man): Revamp rule.
-       (clean): Update dvi directory.
-       (distclean): Delete TAGS from front end directorys.
-       (maintainer-clean): Delete all document files in source directory.
-
-       objc/Make-lang.in (objc.man, objc.info): Dummy entries.
-       (objc.srcman, objc.srcinfo): Likewise.
-
-2004-01-20  Bruce Korb  <bkorb@gnu.org>
-
-       * fixinc/inclhack.def(math_exception): bypass only for glibc.
-       (matherr_decl): rename & relocate as exception_structure.
-       This fix must precede the math_exception fix.
-
-2004-01-20  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_convert): Rename to fold_convert_const.
-       (fold_convert_const): Change arguments to take a tree_code,
-       a type and the operand/expression to be converted.  Return
-       NULL_TREE if no simplification is possible.  Add support for
-       FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
-       (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
-       Adjust call to fold_convert to match new fold_convert_const.
-       Avoid modifying the tree passed to fold in-place.
-
-2004-01-21  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
-       * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
-       * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
-
-2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
-       * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
-       Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
-       (emit_move_sequence): Check scratch_reg first in various if statements.
-       Extend source simplification to handle all 64-bit CONST_INTs.
-       (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
-       frame size.
-       (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
-       frame offset calculations.
-       * pa.h (NEW_HP_ASSEMBLER): Add comment.
-       (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
-       LEGITIMATE_64BIT_CONST_INT_P): Define.
-       (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
-       any CONST_INT as legitimate during and after reload.
-       (VAL_32_BITS_P, INT_32_BITS): Define.
-       (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
-
-2004-01-20  Jan Hubicka  <jh@suse.cz>
-
-       * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
-       emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
-       containing hard regs are shared.
-       (gen_hard_reg_clobber): New function.
-       (hard_reg_clobbers): New array.
-       * genemit.c (gen_exp): Use gen_hard_reg_clobber.
-       (copy_rtx): Do not copy clobbers containing hard regs.
-       * rtl.h (gen_hard_reg_clobber): Declare.
-
-2004-01-20  Jan Hubicka  <jh@suse.cz>
-
-       * varray.c:  Include hashtab.h
-       (varray_descriptor): New structure.
-       (hash_descriptor, eq_descriptor, varray_descriptor,
-       print_statistics): New static functions
-       (varray_init, varray_grow): Update statistics
-       (dump_varray_statistics): New function.
-       * varray.h (dump_varray_statistics): Declare.
-       * toplev.c (finalize): Call it.
-       * Makefile.in (varray.o): Add dependency.
-
-2004-01-20  Jan Hubicka  <jh@suse.cz>
-
-       * cselib.c: Include alloc-pool.h
-       (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
-       (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
-       (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
-       unchain_one_elt_loc_list_pool, unchain_one_value,
-       new_cselib_val): Simplify using allocpool.
-       (cselib_init): Initialize allocpools.
-       (cselib_finish): Finish allocpools.
-       * Makefile.in (cselib.o): Depend on alloc-pool.h
-
-2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_load_call_address): Make the call insn
-       use $gp if it could be calling a lazy binding stub.
-
-2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
-       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
-       (PROMOTE_FUNCTION_RETURN): Remove.
-       (STRUCT_VALUE): Remove.
-
-2004-01-20  Denis Chertykov  <denisc@overta.ru>
-
-       PR bootstrap/13735
-       * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
-       register as pointer after reload.
-
-2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR optimization/12440
-       * loop.c: Include ggc.h.
-       (loop_optimize): Run garbage collector between optimization of loops.
-       * Makefile.in (loop.o): Add GGC_H dependency.
-
-2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
-
-       * gcc/config/rs6000/rs6000.c (function_arg) Handle
-       vector register special in function without prototype.
-       (function_arg_advance): Vector parameters get always
-       GPRs allocated for the linux64 target.
-
-2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
-       not TARGET_M32RX_MASK.
-
-2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/13557
-       * config/sparc/sparc.c (function_arg): Reorder the cases.
-
-2004-01-19  Per Bothner  <per@bothner.com>
-
-       Move cpp_reader's line_maps field to a shared global.
-       * cpphash.h (cpp_reader):  Rename line_maps field to line_table
-       and change the type to a pointer rather than a struct.
-       * cppinit.c (cpp_push_main_field):  Adjust accordingly.
-       * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
-       Likewise.
-       * cppfiles.c (validate_pch):  Likewise.
-       * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
-       Likewise.
-       * cpperror.c (print_location):  Likewise.
-       * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
-       * cppinit.c (cpp_create_reader):  Handle new parameter.
-       (cpp_destroy):  Don't free line_maps - that's no longer our job.
-       * input.h (line_table):  New variable.
-       * toplev.c (line_table):  Declare variable.
-       (general_init):  Initialize line_table.
-       * c-opts.c (c_common_init_options):  Pass line_table to
-       cpp_create_reader.
-       * fix-header.c (read_scan_file):  New local variable line_table.
-       Initialize, and pass it to cpp_create_reader.
-       * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
-       (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
-
-2004-01-19  Per Bothner  <per@bothner.com>
-
-       Implement a cache for linemap_lookup.
-       * line-map.h (struct_line_maps):  Add cache field.
-       * line-map.c (linemap_init):  Zero cache field.
-       (linemap_add):  Set cache field to offset of newly allocated map.
-       (linemap_lookup):  Use and set cache field.
-
-2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR optimization/13567
-       * cse.c (cse_basic_block): Call cse_insn with a non-null
-       libcall_insn for the last SET insn of a no-confilict block.
-
-2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * Makefile.in (target_noncanonical, program_transform_name): Use
-       immediate define instead of deferred.
-       (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
-       PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
-       GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
-       deferred backquote.
-
-2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
-       true unconditionally.
-       * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
-       Remove.
-       (build_unary_op, build_modify_expr): Don't handle extended
-       lvalues.
-       (build_component_ref, build_conditional_expr): Call non_lvalue
-       instead of pedantic_non_lvalue.
-       (build_c_cast): Don't condition use of non_lvalue on pedantic.
-       * fold-const.c (fold): Don't check pedantic directly for
-       COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
-       passed to pedantic_non_lvalue.
-       * doc/extend.texi: Remove documentation of extended lvalues.
-
-2004-01-19  Roger Sayle  <roger@eyesopen.com>
-
-       PR optimization/5263
-       * simplify-rtx.c (associative_constant_p): Delete.
-       (simplify_associative_operation): Rewrite to linearize terms, and
-       attempt to simplify new term against both left and right subterms.
-       (simplify_binary_operation): Call swap_commutative_operands_p on
-       op0 and op1, not trueop0 and trueop1.  Move the initialization of
-       trueop0 and trueop1 down to where first needed.
-       (simplify_relational_operation): Likewise.
-       * rtlanal.c (commutative_operand_precedence): Also order constant
-       operands using avoid_constant_pool_reference.
-
-2004-01-19  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
-       don't check memory mode.
-       (unaligned_memory_operand): Likewise.
-       (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
-       abort for op0 not MEM.
-
-       * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
-       is not a reg, copy to a scratch first.
-       (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
-       unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
-       unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
-       (reload_inqi, reload_inhi): Fix mode of op0.
-       (reload_inqi_help, reload_inhi_help, reload_outqi_help,
-       reload_outhi_help): Likewise.  Use define_insn_and_split.
-
-       * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
-       as well as $29 dead.
-
-2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
-       "tls_object" for thread-local objects.
-       * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
-       "#tls" for thread-local sections.
-       * configure.ac (thread-local checks): Specify --fatal-warnings in
-       every binutils-specific checks.  For sparc*-*-*, test whether the
-       OS is Solaris and the tools are native and act accordingly.
-       * configure: Rebuild.
-
-2004-01-19  Jeff Law  <law@redhat.com>
-
-       * contrib.texi: Update Paolo Carlini's entry.  New entries for
-       Jerry Quinn and Petur Runolfsson.
-
-2004-01-19  Roger Sayle  <roger@eyesopen.com>
-
-       * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
-       size, don't use the larger zero-extending loads.
-
-2004-01-19  Richard Henderson  <rth@redhat.com>
-
-       * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
-       * alpha.md (UNSPEC_NT_LDA): Remove.
-       (UNSPEC_CVTLQ, cvtlq): New.
-       (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
-       (extendsidi2_fix): Remove.
-       (extendsidi2 splitter): Use cvtlq.
-       (extendsidi2 fp peepholes): Remove.
-       (cvtql): Use SFmode instead of SImode.
-       (fix_trunc?fsi): Update to match.
-       (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
-       (movsi): Rename from movsi_nofix, remove f alternatives.
-       (movsi_nt_vms): Similarly.
-       (movsi_fix, movsi_nt_vms_fix): Remove.
-       (nt_lda): Remove.
-       * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
-
-2004-01-19  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (cgraph_remove_node): Fix removal from linked list.
-       * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
-       list.
-       (cgraph_remove_unreachable_nodes): New function
-       (cgraph_decide_inlining_of_small_function): Fix pasto.
-       (cgraph_decide_inlining_incrementally): Fix pasto.
-       (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
-
-2004-01-19  Steven Bosscher  <stevenb@suse.de>
-
-       * gengtype.c (header_file): Make it static.
-       (write_types_process_field, write_enum_defn): Minor whitespace fixes.
-       * gengtype.h (header_file): No longer extern.
-
-2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
-       * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
-       * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
-
-2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * stmt.c (HAVE_casesi): Define it not already defined.
-       (HAVE_tablejump): Likewise.
-       (expand_end_case_type): Resort to the binary tree method if
-       neither casesi or tablejump is available.
-
-2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
-
-       * final.c (final_scan_insn): Make non-static again.
-       * output.h (final_scan_insn): Re-add prototype.
-       * config/arc/arc.c (arc_output_function_epilogue): Add NULL
-       to final_scan_insn call.
-       * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
-       * config/mips/mips.c (mips_output_conditional_branch): Likewise.
-       * config/pa/pa.c (output_lbranch, output_call): Likewise.
-       * config/sh/sh.c (print_slot): Likewise.
-       * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
-       (output_sibcall, sparc_flat_function_epilogue): Likewise.
-
-2004-01-18  Jan Hubicka  <jh@suse.cz>
-
-       * basic-block.h (try_redirect_by_replacing_jump): Declare.
-       * cfgcleanup.c (try_optimize_cfg): Use it.
-       * cfgrtl.c (try_redirect_by_replacing_jump): Export.
-       (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
-       Kill hack.
-       (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
-
-       Revert:
-       2004-01-16  Geoffrey Keating  <geoffk@apple.com>
-
-               * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
-               even after reload, just don't remove the actual jump tables.
-
-2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
-
-2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
-       the size of a pointer in bytes.
-
-2004-01-18  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
-       live "next" variable, which could lead to an infinite loop.
-
-2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
-       block.
-
-       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
-       Check for NULL in the chain and remove repeated code.
-
-2004-01-18  Jan Hubicka  <jh@suse.cz>
-
-       * coverage.c (checksum_string): Rename to ...
-       (coverage_checksum_string): ... this one, Use crc32_string; recognize
-       names containing random number and zero the number out in order to get
-       match.
-
-2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
-
-2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
-       doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
-       doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
-       doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
-       doc/trouble.texi: Remove trailing whitespace.
-
-2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/7618
-       * config/mips/mips.c: Include cfglayout.h.
-       (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
-       (mips_unspec_offset_high): Add temporary register argument.
-       (mips_load_call_address): New function, split out from...
-       (mips_expand_call): ...here.
-       (mips_output_cplocal): New function.
-       (mips_output_function_prologue, mips_output_function_epilogue): Use it.
-       (mips_emit_loadgp): New function, split out from...
-       (mips_expand_prologue): ...here.
-       (mips_output_mi_thunk): New function.
-
-2004-01-17  Bernardo Innocenti  <bernie@develer.com>
-
-       * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
-       mcpu32): Remove redundant checks for implied target predefines.
-
-2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
-       Return type is unsigned int not int.
-       * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
-       Likewise.
-
-2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
-       doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
-       "GNU/Linux" and "Microsoft Windows" terminology.
-
-2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
-       doc/cppopts.texi, doc/extend.texi, doc/install.texi,
-       doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
-       doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
-       @smallexample instead of @example.
-
-2004-01-17  Ziemowit Laski  <zlaski@apple.com>
-
-       * objc/objc-act.c (build_objc_method_call): Use target
-       hooks instead of macros to determine if ..._stret
-       dispatchers should be used (NeXT runtime only).
-
-2004-01-17  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_expect_jump): Fix mistake in my
-       last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
-
-2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
-
-       * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
-       (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
-       (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
-       macros.
-       * reload1.c (emit_reload_insns): Use them.
-       * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
-       (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
-       for NULL PATTERN.
-
-2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
-
-       * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
-       (final_scan_insn): Update to take an additional SEEN argument.  Emit
-       a line note after the prologue.  Make static.
-       (line_note_exists): Remove.
-       (final): Don't initialize line_note_exists.  Update call to
-       final_scan_insn.
-       * output.h (final_scan_insn): Remove prologue.
-       * function.c (set_insn_locators): Update comment.
-       (thread_prologue_and_epilogue_insns): Add a comment.
-
-2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/10781
-       * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
-       Prototype.
-       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
-       New function.
-       * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
-       * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
-       * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
-
-2004-01-17  Jan Hubicka  <jh@suse.cz>
-
-       * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
-       commit.
-
-       * toplev.c (HAVE_conditional_execution): Provide default.
-       (rest_of_handle_reorder_blocks): For conditional_execution target
-       update liveness once after all transformations
-       (rest_of_compilation): Do crossjumping before ce3.
-
-2004-01-17  Geoffrey Keating  <geoffk@apple.com>
-
-       * alias.c (new_alias_set): Mark last_alias_set for PCH.
-       (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
-       for PCH.
-       (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
-       * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
-       (get_TOC_alias_set): Mark 'set' for PCH.
-
-2004-01-16  Geoffrey Keating  <geoffk@apple.com>
-
-       * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
-       even after reload, just don't remove the actual jump tables.
-
-2004-01-17  J. Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
-       Remove checks for is_ada() and TREE_UNSIGNED.
-       (subrange_type_die): Emit a byte_size attribute if the subrange
-       type size is different from the base type size.
-       (modified_type_die): Replace call to is_ada_subrange_type() by
-       call to is_subrange_type().
-
-2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/sh/sh.c: Include ggc.h.
-
-2004-01-16  Geoffrey Keating  <geoffk@apple.com>
-
-       * Makefile.in (MD5_H): New.
-       (fold-const.o): Depend on md5.h.
-       (dwarf2out.o): Likewise.
-       (cppfiles.o): Likewise.
-       * cppfiles.c: Include md5.h.
-       (should_stack_file): Check against list read from PCH file.
-       (struct pchf_data): New.
-       (pchf): New variable.
-       (struct pchf_adder_info): New.
-       (pchf_adder): New.
-       (pchf_save_compare): New.
-       (_cpp_save_file_entries): New.
-       (_cpp_read_file_entries): New.
-       (struct pchf_compare_data): New.
-       (pchf_compare): New.
-       (check_file_against_entries): New.
-       * cpphash.h (_cpp_save_file_entries): Prototype.
-       (_cpp_read_file_entries): Prototype.
-       * cpppch.c (cpp_write_pch_state): Write the list of headers.
-       (cpp_read_state): Read the list of headers.
-
-2004-01-17  Jan Hubicka  <jh@suse.cz>
-
-       * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
-       builtin_expect specially.
-       * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
-       (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
-       * invoke.texi (max-inline-insns-single): Set to 100.
-       (large-function-insns): Set to 3000.
-
-2004-01-16  Eric Christopher  <echristo@redhat.com>
-           Chandrakala Chavva <cchavva@redhat.com>
-
-       * cppcharset.c (one_iso88591_to_utf8): New function.
-       (convert_iso88591_utf8): Ditto. Use.
-       (conversion_tab): Use.
-       (_cpp_input_to_utf8): New function.
-       (_cpp_init_iconv_buffer): Ditto.
-       (_cpp_close_iconv_buffer): Ditto.
-       * cpphash.h: Prototype new functions.
-       (cpp_buffer): Add input_cset_desc.
-       * cppinit.c: Add input_charset default.
-       * cpplib.c (cpp_push_buffer): Support init and
-       close of iconv.
-       * cpplib.h (cpp_options): Add input_charset.
-
-2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
-       * config/alpha/unicosmk.h: Remove a commented-out definition
-       of ASM_OUTPUT_SECTION_NAME.
-       * config/stormy16/stormy16.h: Likewise.
-
-2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
-       (alpha___extern_prefix_sys_stat): ... this.
-       Apply to <sys/mount.h>, too.
-       Tweak to match more variations.
-       * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
-
-       * fixinc/inclhack.def (alpha___extern_prefix,
-       alpha___extern_prefix_standards): New hacks to obey
-       __PRAGMA_EXTERN_PREFIX.
-       * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
-       test.
-       * fixinc/tests/base/standards.h: Likewise.
-
-       * fixincl/inclhack.def (alpha_pthread): Tweak to match more
-       variations.
-       New testcase.
-       * fixinc/tests/base/pthread.h: Handle it.
-
-       * fixincl/inclhack.def (bad_lval): Sort file list.
-       Add many missing files up to Tru64 UNIX V5.1B.
-       * gcc/fixinc/tests/base/libgen.h: Renamed to ...
-       * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
-       order.
-
-       * fixinc/fixincl.x: Regenerate.
-
-2004-01-16  Mark Mitchell  <mark@codesourcery.com>
-
-       * version.c (version_string): Change to 3.5.0.
-       * doc/include/gcc-common.texi (version-GCC): Likewise.
-
-2004-01-16  Jan Hubicka  <jh@suse.cz>
-
-       * i386.md (load_tp_di): Fix pasto.
-
-       PR opt/13608
-       * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
-
-       * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
-       pp_c_character_constant, pp_c_floating_constant,
-       pp_c_additive_expression, pp_c_shift_expression,
-       pp_c_equality_expression, pp_c_and_expression,
-       pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
-       pp_c_logical_and_expression): Remove inline modifier.
-       * dwarf2out.c (get_AT): Likewise.
-       * et-forest.c (et_splay): Likewise.
-       * ra.h (ra_alloc, ra_calloc): Likewise
-
-2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/frv/frv-protos.h: Fix comment formatting.
-       * config/frv/frv.c: Likewise.
-       * config/frv/frv.h: Likewise.
-       * config/frv/frv.md: Likewise.
-       * config/frv/frvbegin.c: Likewise.
-       * config/frv/frvend.c: Likewise.
-
-2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
-       * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
-       LINKER_DOES_NOT_WORK_WITH_DWARF2.
-       (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
-
-2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR 11864
-       * postreload.c (reload_cse_simplify_operands): Don't remove
-       implicit extension from LOAD_EXTEND_OP.
-
-2004-01-16  Jan Hubicka  <jh@suse.cz>
-
-       PR opt/11350
-       * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
-       after reload.
-       * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
-       rtl_try_redirect_by_replacing_branch): Likewise.
-
-2004-01-15  Geoffrey Keating  <geoffk@apple.com>
-
-       PR pch/13689
-       * alias.c (struct alias_set_entry): Mark for GC.
-       (alias_sets): Make static, mark for GC.
-       (record_alias_subset): Use GC to allocate alias structures.
-       * varray.c (element): Make generic varrays GCed.
-
-       PR pch/13361
-       * c-typeck.c (constructor_asmspec): Delete.
-       (struct initializer_stack): Delete field 'asmspec'.
-       (start_init): Delete saving of asmspec.
-       (finish_init): Don't update constructor_asmspec.
-       * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
-       * stmt.c (expand_asm): Duplicate strings from tree.
-       (expand_asm_operands): Likewise.
-       * tree.c (tree_size): Update computation of size of STRING_CST.
-       (make_node): Don't make STRING_CST nodes.
-       (build_string): Allocate string with tree node.
-       * tree.def (STRING_CST): Update comment.
-       * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
-       (tree_string): Place contents of string in tree node.
-       * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
-       from tree.
-
-       * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
-       altivec operands.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-common.h: Fix comment formatting.
-       * c-cppbuiltin.c: Likewise.
-       * c-pragma.c: Likewise.
-       * calls.c: Likewise.
-       * collect2.c: Likewise.
-       * cppcharset.c: Likewise.
-       * cpptrad.c: Likewise.
-       * dbxout.c: Likewise.
-       * defaults.h: Likewise.
-       * dwarf2out.c: Likewise.
-       * fold-const.c: Likewise.
-       * genautomata.c: Likewise.
-       * genconditions.c: Likewise.
-       * genflags.c: Likewise.
-       * gengtype.c: Likewise.
-       * integrate.c: Likewise.
-       * loop.c: Likewise.
-       * predict.c: Likewise.
-       * sdbout.c: Likewise.
-
-2004-01-15  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/ia64.md (*movti_internal): C output template
-       extracted to ia64.c.
-       (*movti_internal_reg): Delete.
-       (reload_inti, reload_outti): Use the correct mode on operand 2
-       in the first place, don't fix it up in the output template.
-       (movtf, reload_ointf, reload_outtf): New expanders.
-       (*movtf_internal): New define_insn_and_split.
-       * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
-       make static; do not hand TFmode CONST_DOUBLEs to split_double.
-       (ia64_split_tmode_move): New function, body mostly pulled
-       from ia64.md:*movti_internal.
-       (ia64_function_arg_words): New function, extracted common
-       logic from ia64_function_arg et seq.
-       (ia64_function_arg_offset): Likewise.  Handle correctly the
-       case of a scalar quantity 16 bytes wide with only 8-byte alignment.
-       (ia64_function_arg, ia64_function_arg_partial_nregs)
-       (ia64_function_arg_advance): Use ia64_function_arg_words and
-       ia64_function_arg_offset.
-       (ia64_function_value): TCmode does not go in float regs.
-       (ia64_secondary_reload_class): Also handle TFmode.
-       * config/ia64/ia64-protos.h: Remove prototype for
-       ia64_split_timode; add prototype for ia64_split_tmode_move.
-
-2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * Makefile.in (MAINT): Make it an immediate assignment.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/coff.h: Replace Hitachi with Renesas.
-       * config/h8300/elf.h: Likewise.
-       * config/h8300/h8300-protos.h: Likewise.
-       * config/h8300/h8300.c: Likewise.
-       * config/h8300/h8300.h: Likewise.
-       * config/h8300/h8300.md: Likewise.
-       * config/h8300/lib1funcs.asm: Likewise.
-
-2004-01-15  Andrew Pinski  <apinski@apple.com>
-
-       * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
-       around it.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (h8300_return_in_memory): New.
-       (TARGET_STRUCT_VALUE_RTX): Likewise.
-       (TARGET_RETURN_IN_MEMORY): Likewise.
-       * config/h8300/h8300.h (STRUCT_VALUE): Remove.
-       (RETURN_IN_MEMORY): Likewise.
-
-2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR optimization/13375
-       * gcse.c (handle_avail_expr): Just return if the source is not a
-       single set.
-
-2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
-           Daniel Jacobowitz  <drow@mvista.com>
-
-       * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
-       (EQUIV): Define.
-       (ARM_FUNC_ALIAS): New macro.
-       * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
-       * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
-
-2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR optimization/12372
-       * calls.c (expand_call): Add call_fusage data for stack arguments in
-       constant calls.
-
-2004-01-15  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
-       (rs6000_elf_declare_function_name): Formatting.
-       * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
-
-2004-01-15  Jan Hubicka  <jh@suse.cz>
-
-       PR bootstrap/13692
-       * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
-       previous patch.
-
-2004-01-15  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
-       integer regs of the same call-savedness.
-
-2004-01-15  Andreas Schwab  <schwab@suse.de>
-
-       PR bootstrap/13562
-       * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
-       status for NOTB/NOTW/NEGW methods.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/invoke.texi: Update dump file names.  Fix a typo.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c (expand_builtin_va_end): Don't use
-       EXPAND_BUILTIN_VA_END.
-       * system.h (EXPAND_BUILTIN_VA_END): Poison.
-       * config/d30v/d30v.h: Remove a commented-out definition of
-       EXPAND_BUILTIN_VA_END.
-       * config/stormy16/stormy16.h: Likewise.
-
-2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
-       * targhooks.c (default_struct_value_rtx): Don't use
-       STRUCT_VALUE_INCOMING_REGNUM.
-
-2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
-
-       PR bootstrap/12744
-       * configure.in: Revamp enable-generated-files-in-srcdir rule to define
-       GENINSRC and not parsedir.  Define srcextra as a langhook.
-       * configure: Regenerate.
-       * Makefile.in: Suppress default .l.c rule.  Don't substitute
-       parsedir and delete all references throughout.  Conditionally define
-       rule for srcextra dependent on GENINSRC.
-       (stmp-docobjdir): Delete.
-       (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
-       (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
-       and gengtype-yacc.h back to source directory.
-       (maintainer-clean): Delete all parse files in source directory.
-       (distclean): Delete generated files.
-
-       * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
-       (objc-parse.c, objc-parse.y): Don't use parsedir.
-       (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
-       directory if requested.
-       (po-generated): Don't use parsedir.
-       (objc.maintainer-clean): Delete above files from source directory.
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/tm.texi: Replace RETURN_IN_MEMORY with
-       TARGET_RETURN_IN_MEMORY.
-
-2004-01-15  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
-       * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
-       functions accepting SSE arguments
-       (function_arg): Warn only when asked to warn.
-       * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
-
-2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-parse.in (stmts_and_decls): Make label at end of compound
-       statement a hard error.
-
-2004-01-14  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (create_edge): Use local.redefined_extern_inline.
-       * cgraph.h (cgraph_local_info): Sort fields by size; add
-       redefined_extern_inline
-       (cgraph_global_info): Sort fields by size.
-       (cgraph_node): Likewise.
-       * cgraphunit.c (cgraph_finalize_function): Se
-       local.redefined_extern_inline on redefinition.
-       (cgraph_analyze_function): Use it; fix formating.
-
-2004-01-14  Jan Hubicka  <jh@suse.cz>
-
-       PR c++/10776
-       * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
-       outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
-       bitmaps
-       (cache_size): New variable
-       (add_dependence): Update use; canonize early memory locations
-       (sched_analyze_1): Likewise.
-       (sched_analyze_2): Likewise.
-       (init_dependency_caches): Initialize bitmaps.
-       (free_dependency_caches): Free bitmaps
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
-       targetm.calls.strict_argument_naming().
-       * target.h: Likewise.
-
-2004-01-14  Richard Henderson  <rth@redhat.com>
-
-       PR debug/13231
-       * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
-       instructions.
-
-2004-01-14  Richard Henderson  <rth@redhat.com>
-
-       PR c++/12491
-       * except.c (struct eh_region): Add u.fixup.resolved.
-       (resolve_one_fixup_region): Split out from ...
-       (resolve_fixup_regions): ... here.
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/alpha/alpha.h (STRUCT_VALUE): Remove.
-       * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
-       (STRUCT_VALUE): Remove.
-
-2004-01-14  Steven Bosscher  <stevenb@suse.de>
-
-       * system.h: Poison PROMOTED_MODE
-       * integrate.c (expand_inline_function): Don't mention the
-       PROMOTED_MODE.
-       * loop.c (update_giv_derive): Same.
-       * tree.h (DECL_RTL): Same.
-
-2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR target/9365
-       * sh.c (gen_block_redirect): Add special handling of RETURN.
-       (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
-       far branch target (i.e. it's a return).
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * regrename.c (find_oldest_value_reg): Fix a warning.
-
-2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR bootstrap/12527
-       * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
-       Move linux-gas.h and linux-elf.h before aout.h.
-       * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
-       * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
-
-2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
-       (CONST_INT, VOIDmode, ...).
-
-2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
-
-       * regrename.c (find_oldest_value_reg): If the replacement uses
-       multiple hard registers, check that all of them are in CLASS.
-
-2004-01-14  Jan Hubicka  <jh@suse.cz>
-
-       * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
-       impossible.
-
-2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * Makefile.in: Define MAINT from --enable-maintainer-mode.
-
-2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
-
-       * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
-       Calculate always vrsave_mask if TARGET_ALTIVEC.
-       (rs6000_emit_prologue): Emit code for vrsave
-       only if TARGET_ALTIVEC_VRSAVE.
-       (rs6000_emit_epilogue): Likewise.
-
-2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc.md (tie_add32): Fix pasto.
-       (tie_add64): Likewise.
-
-2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
-
-2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/iq2000/iq2000-protos.h: Fix comment formatting.
-       * config/iq2000/iq2000.c: Likewise.
-       * config/iq2000/iq2000.md: Likewise.
-
-2004-01-14  J. Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
-       (subrange_type_die): Add handle for nameless subrange types.
-
-2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300-protos.h: Replace do_movsi with
-       h8300_expand_movsi.
-       * config/h8300/h8300.c (do_movsi): Change to
-       h8300_expand_movsi.
-       * config/h8300/h8300.md (movsi): Replace do_movsi with
-       h8300_expand_movsi.
-       (movsf): Likewise.
-
-2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.c (dosize): Change to
-       h8300_emit_stack_adjustment.  Update callers.
-
-2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/h8300/h8300.md (movstrictqi): Add an alternative with
-       the source being post_inc.  Tighten the predicate for the
-       destination to register_operand.
-       (movstricthi): Likewise.
-
-2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
-       * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
-       * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
-
-2004-01-14  Jan Hubicka  <jh@suse.cz>
-
-       Partial fix PR c++/12850
-       * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
-       at zero nest level.
-
-2004-01-13  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
-       pseudo-register.
-
-2004-01-13  Devang Patel <dpatel@apple.com
-
-       PR debug/7078
-       * dbxout.c (dbxout_symbol_name): Emit mangled names for
-       NAMESPACE_DECL memebers.
-
-2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c++/12709
-       * c-common.c (finish_fname_decls): Use the chain only if the
-       tree is an expr_stmt.
-
-2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * rtl.def: Add comment about new option in automata_option.
-
-       * genautomata.c (PROGRESS_OPTION): New macro.
-       (progress_flag): New global variable.
-       (gen_automata_option): Process `progress'.
-       (transform_insn_regexps, check_unit_distributions_to_automata,
-       make_automaton, NDFA_to_DFA, build_automaton, create_automata,
-       expand_automata, write_automata): Print about the progress only if
-       progress_flag.  Remove fflush.
-       (initiate_automaton_gen): Process command line flag `-progress'.
-
-       * doc/md.texi: Describe the new option.
-
-2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * cfg.c (dump_bb): Dump entry edges.
-
-2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (thumb_legitimate_address_p): Only allow constant pool
-       references from SImode.
-       * arm.md (thumb_movhi_insn): Don't allow minipool references.
-
-2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (TEXT_SECTION): Poison.
-       * varasm.c (text_section): Don't use TEXT_SECTION.
-       * config/sh/sh.c (sh_file_start): Fix a comment typo.
-       * doc/tm.texi (TEXT_SECTION): Remove.
-
-2004-01-13  Ben Elliston  <bje@wasabisystems.com>
-
-       * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
-
-2004-01-12  James E Wilson  <wilson@specifixinc.com>
-
-       * unwind-libunwind.c: Delete.
-
-2004-01-12  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 13656
-       * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
-       oldtype is set, set *newtypep or *oldtypep too.  Do not set
-       them at the very end.
-       (validate_proto_after_old_defn): Restructure for comprehensibility;
-       make error messages clearer.
-
-2004-01-12  Zack Weinberg  <zack@codesourcery.com>
-
-       * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
-       (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
-       * varray.c: No need to prototype error.
-       (varray_check_failed): Wrap long string onto two lines.
-       (varray_underflow): New function.
-
-2004-01-13  Steven Bosscher  <stevenb@suse.de>
-
-       PR c++/13376
-       * function.h (struct function): Kill `name' field.
-       (current_function_name): Make it an extern function.
-       * function.c (current_function_name): New function.
-       * graph.c: Update all uses of current_function_name.
-       * gcse.c: Likewise.
-       * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
-       config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
-       * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
-       instead of a strcmp with "main".
-
-2004-01-13  Jan Hubicka  <jh@suse.cz>
-
-       * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
-
-       * cgraphunit.c (cgraph_optimize_function):  Always do
-       optimize_inline_calls when there is always_inline callee.
-       (cgraph_decide_inlining): Fix formating.
-       * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
-       functions.
-       (expand_call_inline): Likewise.
-       * toplev.h (sorry): Fix prototype.
-
-2004-01-12  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
-       conditional jumps that drop through to unconditional jumps or the
-       end of the sequence.
-
-2004-01-13  Jan Hubicka  <jh@suse.cz>
-
-       * alias.c (new_alias_set): Construct the alias_set varray.
-       (init_alias_once): Don't do it here.
-
-2004-01-12  Marc Espie <espie@openbsd.org>
-
-       * system.h: handle YYBYACC like YYBISON.
-
-2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
-
-       PR target/10847
-       * config.gcc: No longer includes conflicting header sparc/sol2.h when
-       building on sparc64-*-openbsd*.
-
-2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR debug/13539
-       * dbxout.c (dbxout_type): Protected inheritance is not
-       private but protected.
-
-2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
-
-2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR optimization/12508.
-       * combine.c (try_combine): Remove a dead set in a parallel
-       even if its destination is a subreg.
-
-       Revert:
-       2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
-       * combine.c (simplify_set): Don't move a subreg in SET_SRC to
-       SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
-
-2004-01-12  Geoffrey Keating  <geoffk@apple.com>
-
-       * real.c: Update copyright date.
-       * emit-rtl.c: Likewise.
-       * rtl.h: Likewise.
-       * dwarf2out.c: Likewise.
-       * config/rs6000/darwin-ldouble.c: Likewise.
-       * config/rs6000/rs6000.md: Likewise.
-
-2004-01-12  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
-       TFmode to SImode libfuncs.
-
-2004-01-12  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/11397
-       * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
-
-2004-01-12  Jan Hubicka  <jh@suse.cz>
-
-       PR opt/12826
-       * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
-       stored.
-
-       PR opt/12863
-       * cfgcleanup.c (label_is_jump_target_p): Move to...
-       * rtlanal.c (label_is_jump_target_p): ... here.
-       * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
-       edges unified with branch edges.
-
-2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
-
-       * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
-       high word of an integral CONST_DOUBLE.
-
-2004-01-12  Paul Brook  <paul@codesourcery.com>
-
-       * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
-
-2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR target/13585
-       * sh-protos.h (check_use_sfunc_addr): Declare.
-       * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
-       * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
-
-2004-01-12  Jan Hubicka  <jh@suse.cz>
-
-       * alias.c:  Invlude varray.h
-       (alias_sets): Turn into varray.
-       (get_alias_set_entry): Use VARRAY; mark inline.
-       (mems_in_disjoint_alias_sets_p): Mark inline.
-       (record_alias_subset): Use varray.
-       (init_alias_once): Initialize varray.
-       (new_alias_set): Grow array.
-       * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
-
-2004-01-12  Jan Hubicka  <jh@suse.cz>
-
-       Partial fix for PR opt/10776 II
-       * cselib.c: Include params.h
-       (cselib_invalidate_mem):  Limit amount of nonconflicting memory
-       locations.
-       * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
-       * Makefile.in (cselib.o): Depend on params.h
-
-2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
-
-       * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
-       simplify_unary_operation if the operand has a known mode.
-
-2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
-
-       PR target/13534
-       * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
-       predicate to handle 'ld' conform addresses.
-       * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
-       contraint.
-       (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
-       are memory contraints.
-       * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
-       New prototype.
-       * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
-       Change 'o' to 'Y' constraint.
-       (*movdf_softfloat64): Ditto.
-
-2004-01-12  Bernardo Innocenti  <bernie@develer.com>
-
-       * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
-       brace-enclosed syntax in all C output statements.
-
-2004-01-12  David Edelsohn  <edelsohn@gnu.org>
-
-       PR target/13401
-       * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
-       Objective-C language type value is 14.
-
-2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
-
-       PR c/12148
-       * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
-       `int' in a number of places to make sure we always have a SImode
-       and not a HImode.  Add a 'L' suffix to a number of constants.
-
-2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.c: Don't include obstack.h.
-
-       * pa.md: Correct constraint in pattern for loading PIC label address.
-
-2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
-        before defining.
-
-2004-01-11  Steven Bosscher  <stevenb@suse.de>
-
-       PR fortran/9972
-       * toplev.c (rest_of_handle_inline): Also consider functions
-       for deferral if the language is GNU F77.
-
-2004-01-11  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (diagnose_arglist_conflict): Add missing space to
-       diagnostic messages.
-
-2004-01-11  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/13392
-       * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
-       to drop through label.  Don't fall back to SCC even when conditional
-       jump has not been found.
-
-2004-01-11  Jan Hubicka  <jh@suse.cz>
-
-       * invoke.texi: Fix syntax error in previous patch.
-
-       Partial fix for PR opt/10776
-       * Makefile.in (reload.o): Include param.h
-       * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
-       * reload.c: Include params.h.
-       (find_equiv_reg): Work limiting check.
-       * invoke.texi: Document.
-
-2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
-       out-of-bounds accesses to string constants.  Simplify mips16
-       case accordingly.
-
-2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR optimization/13469
-       * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
-       reload_cse_regs (-fnon-call-exceptions only).
-
-2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mcore/lib1.asm: Fix comment formatting.
-       * config/mcore/mcore-elf.h: Likewise.
-       * config/mcore/mcore.c: Likewise.
-       * config/mcore/mcore.h: Likewise.
-       * config/mcore/mcore.md: Likewise.
-
-2004-01-10  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (duplicate_decls): Break apart into...
-       (diagnose_arglist_conflict, validate_proto_after_old_defn)
-       (locate_old_defn, diagnose_mismatched_decls, merge_decls):
-       ... these new functions.  Restructure for comprehensibility.
-       Remove various archaic special cases.  Always report the
-       location of the previous declaration when a diagnostic is issued.
-       (redeclaration_error_message): Fold into diagnose_mismatched_decls.
-       (match_builtin_function_types): Delete unnecessary forward declaration.
-
-2004-01-10  Zack Weinberg  <zack@codesourcery.com>
-
-       * genautomata.c (make_automaton, NDFA_to_DFA):
-       Print progress bars with '.' characters instead of '*'.
-       (build_automaton): Change notes to match.
-
-2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.md: Use define_constants for unspec and
-       unspec_volatile.
-
-2004-01-10  Jan Hubicka  <jh@suse.cz>
-
-       PR opt/11635
-       * expr.c (expand_expr_real):  More curefully expand union casts.
-
-2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.md (flush_icache): Use 1 for
-       unspec_volatile.
-
-2004-01-10  David Edelsohn  <edelsohn@gnu.org>
-           James E Wilson  <wilson@specifixinc.com>
-
-       PR debug/12860
-       * dbxout.c (dbxout_symbol): Remove initialization of
-       current_sym_code, current_sym_value, and current_sym_addr.
-       (dbxout_symbol_location): Same.
-       (dbxout_prepare_symbol): Zero current_sym_code,
-       current_sym_value, and current_sym_addr.
-
-2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
-
-       * tree.c (get_unwidened): Reorder conditions so that the null pointer
-       check is done first.
-
-2004-01-09  Eric Christopher  <echristo@redhat.com>
-
-       * toplev.c (rest_of_handle_cfg): Add reg_scan pass
-       if we're running mark_constant_function.
-
-2004-01-09  Jeff Bailey  <jbailey@nisa.net>
-
-       PR target/12561
-       * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
-
-2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
-
-       PR debug/11231
-       * dbxout.c (dbxout_type_fields): Return if any item is
-       error_mark_node or the type is error_mark_node.
-
-2004-01-09  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/rs6000/darwin-ldouble.c: Add big comment explaining
-       exactly what is expected as a 'long double'.
-       (_xlqadd): When a value to be returned is representable as a
-       'double', just return it directly, do not construct it using a union.
-       Also, correct final fixup.
-       (_xlqmul): Likewise.
-       (_xlqdiv): Likewise.
-       * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
-
-       * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
-
-2004-01-09  Richard Henderson  <rth@redhat.com>
-
-       * recog.c (constrain_operands): Validate mem operands.
-
-2004-01-09   James E Wilson  <wilson@specifixinc.com>
-
-       * gcc.c (init_spec): Remove -lunwind from shared case.
-       * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
-
-2004-01-09  Steve Ellcey  <sje@cup.hp.com>
-
-       * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
-       * configure: Regenerate
-
-2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/11234
-       * c-typeck.c (build_c_cast): If pedantic, warn for conversions
-       between function and object pointers.
-       (digest_init): When comparing a pointer to function type to the
-       target type, only apply TREE_TYPE once to the pointer to function
-       type.
-       * except.c (for_each_eh_label_1): Treat data as a pointer to a
-       function pointer rather than casting it to a function pointer.
-       (for_each_eh_label): Update caller.
-       * recog.h (struct insn_data): Use a struct or union for output.
-       * genoutput.c (output_insn_data): Update.
-       * final.c (get_insn_template): Update.
-
-2004-01-09  Mark Mitchell  <mark@codesourcery.com>
-
-       * expr.h (expand_expr): Make it a macro, not a function.
-       (expand_expr_real): New function.
-       * expr.c (store_expr): Adjust logic for deciding whether or not to
-       copy the value returned by expand_expr.
-       (expand_expr): Rename to ...
-       (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
-       calls to language hooks.
-       * c-common.h (c_expand_expr): Adjust prototype.
-       * c-common.c (c_expand_expr): Add alt_rtl parameter.
-       * langhooks-def.h (lhd_expand_expr): Change prototype.
-       * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
-       * langhooks.h (lang_hooks): Change type of expand_expr.
-       * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
-       (last_expr_alt_rtl): Likewise.
-       (expand_expr_stmt_value): Set last_expr_alt_rtl.
-       (clear_last_expr): Clear it.
-       (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
-       (expand_end_bindings): Save and restor last_expr_alt_rtl.
-       * tree.def (RTL_EXPR): Give it an additional operand.
-       * tree.h (RTL_EXPR_ALT_RTL): New macro.
-
-2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
-       * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
-
-2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR target/13380.
-       * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
-       or (ne:SI (reg:CC 17) (const_int 0)).
-       Be specific about modes wherever possible.
-
-2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/m32r/m32r.c (m32r_expand_block_move): Call
-       gen_movestrsi_internal with two more arguments.
-       (m32r_output_block_move): Adjust operand numbers.
-       Properly update the source and destination pointers.
-       * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
-       'r+'.  Change the set detinations to match_operand.
-
-2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * final.c (FIRST_INSN_ADDRESS): Remove.
-       (shorten_branches): Don't use FIRST_INSN_ADDRESS.
-       * system.h (FIRST_INSN_ADDRESS): Poison.
-       * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
-       * config/m32r/m32r-protos.h: Remove the prototype for
-       m32r_first_insn_address.
-       * config/m32r/m32r.c (m32r_first_insn_address): Remove.
-       * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
-       * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
-
-2004-01-09  J. Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
-       we just created.
-       (is_ada_subrange_type): DIEs for enumeration subtypes should be
-       emitted as subrange types too.
-       (subrange_type_die): Add handling of enumeration subtypes.
-
-2004-01-08  Richard Henderson  <rth@redhat.com>
-
-       PR opt/12441
-       Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
-       * i386.c (aligned_operand): Be prepared for SUBREGed registers.
-       (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
-       (ix86_address_cost): Be prepared for SUBREGed registers.
-       (legitimate_address_p): Accept SUBREGed registers.
-
-2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * Makefile.in: Rename configure.in to configure.ac
-       * doc/sourcebuild.texi: Likewise.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-
-2004-01-08  Stuart Hastings  <stuart@apple.com>
-
-       * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
-
-2004-01-08  Jan Hubicka  <jh@suse.cz>
-
-       * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
-
-2004-01-08  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
-       (UNSPEC_FIX_TRUNC_TF): New constant.
-       (movtf_internal): Make splitter active only when insn is active.
-       (extenddftf2): Rewrite to properly load zero into low part.
-       (extenddftf2_internal): New.
-       (extendsftf2): Rewrite.
-       (truncdftf2): Correct length.
-       (floatditf2): Delete.
-       (fix_trunc_helper): New.
-       (fix_trunctfdi2): Use fix_trunc_helper.
-       (fix_trunctfsi2): Likewise.fix_trunc
-       (fix_trunctfsi2_internal): New.
-
-       * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
-       addresses are legitimate on Darwin even when flag_pic.
-       (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
-       non-offsettable addresses for loads of TFmode constants.
-
-2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
-       variables in the appropriate bss section.
-
-2004-01-09  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
-       target_flags has MASK_POWERPC64 when -m64.
-       * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
-       to 620, 630, power3, power4 and rs64a entries.
-       * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
-
-2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
-
-       * simplify-rtx.c (simplify_immed_subreg): Fix construction of
-       floating-point constants.
-
-2004-01-08  J. Brobecker  <brobecker@gnat.com>
-
-       * dwarf2out.c (subrange_type_die): Add context_die parameter.
-       Create the subrange_type DIE using the given context DIE.
-       (modified_type_die): Update call to subrange_type_die.
-
-2004-01-08  Zack Weinberg  <zack@codesourcery.com>
-
-       * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
-       Add multiple-include guard.
-
-2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
-
-       * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
-       all vector constant loadable by vsplt*.
-       (output_vec_const_move): Likewise.
-
-2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/6024
-       * c-typeck.c (comptypes): Only treat enumerated types in the same
-       translation unit as compatible with each other when they are the
-       same type.
-       * doc/extend.texi: Update.
-
-2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/12165
-       * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
-       array type from the array element type.
-
-2004-01-07  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
-       * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
-       * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
-       (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
-       * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
-
-2004-01-06  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
-       (DWARF2_DEBUGGING_INFO): Define.
-       (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
-       * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
-       * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
-       for irix as.
-       (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
-       * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
-       * config/mips/iris5gas.h: Ditto.
-       (DBX_DEBUGGING_INFO): Remove.
-       (DWARF2_DEBUGGING_INFO): Ditto.
-       (MIPS_DEBUGGING_INFO): Ditto.
-       (PREFERRED_DEBUGGING_TYPE): Ditto.
-       * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
-       (PREFERRED_DEBUGGING_TYPE): Ditto.
-       (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
-       * config/mips/elf64.h: Ditto.
-
-2004-01-06  Jan Hubicka  <jh@suse.cz>
-
-       * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
-       (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
-
-2004-01-06  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
-       (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
-       * config/rs6000/darwin-ldouble.c: New.
-
-       * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
-       for constants.
-       (constant_subword): Delete.
-       * rtl.h (constant_subword): Delete prototype.
-       (immed_double_const): Is not in varasm.c.
-       * simplify-rtx.c (simplify_immed_subreg): New.
-       (simplify_subreg): Use simplify_immed_subreg.
-
-       * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
-       than trying to generate RTL directly.
-       (fix_trunctfsi2): Use expand_fix rather than trying to generate
-       RTL directly.
-
-       * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
-
-2004-01-06  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
-       function into a separate macro.
-       (read_only_data_section): Add void argument.
-       (private_data_section): Same.
-       (read_only_private_data_section): Same.
-       (toc_section): Same.
-
-2004-01-06  Jan Hubicka  <jh@suse.cz>
-
-       * invoke.texi:  Remove typo in last change.
-
-       PR target/10301
-       * config.gcc: Accept opteron and athlon-64 as variants
-       of k8.
-       * i386.c (override_options): Likewise.
-       * invoke.texi (i386 -mtune): Expand documentation.
-
-2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * alias.c: Fix comment typos.
-       * builtins.c: Likewise.
-       * cfg.c: Likewise.
-       * df.c: Likewise.
-       * dominance.c: Likewise.
-       * dwarf2out.c: Likewise.
-       * emit-rtl.c: Likewise.
-       * expr.c: Likewise.
-       * final.c: Likewise.
-       * fold-const.c: Likewise.
-       * gcse.c: Likewise.
-       * genattrtab.c: Likewise.
-       * genrecog.c: Likewise.
-       * gensupport.c: Likewise.
-       * ggc-zone.c: Likewise.
-       * integrate.c: Likewise.
-       * local-alloc.c: Likewise.
-       * loop.c: Likewise.
-       * recog.c: Likewise.
-       * regmove.c: Likewise.
-       * reg-stack.c: Likewise.
-       * reorg.c: Likewise.
-       * rtlanal.c: Likewise.
-       * rtl.h: Likewise.
-       * sched-ebb.c: Likewise.
-       * simplify-rtx.c: Likewise.
-       * toplev.c: Likewise.
-       * varasm.c: Likewise.
-
-2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/install.texi: Fix typos.
-       * doc/invoke.texi: Likewise.
-       * doc/md.texi: Likewise.
-
-2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
-
-2004-01-06  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
-       (function_arg_advance):  Do not pass aggregates in SSE; deal handling
-       of MMX_REGPARM.
-       (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
-       add MMX_REGPARM.
-       * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
-       (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
-       (MMX_REGPARM_MAX): Similarly for -mmmx.
-
-2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/sh/linux.h: Fix comment formatting.
-       * config/sh/netbsd-elf.h: Likewise.
-       * config/sh/sh.c: Likewise.
-       * config/sh/sh.h: Likewise.
-       * config/sh/vxworks.h: Likewise.
-
-2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
-       * toplev.c (output_file_directive): Don't use
-       ASM_OUTPUT_MAIN_SOURCE_FILENAME.
-
-2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
-
-       * toplev.c: Fix broken checkin of 2003-12-30.
-
-2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
-
-       * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
-       (USING_MMAP): We don't support non-mmap.
-       (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
-       large objects.
-       (struct page_entry): Remove bytes_free.
-       (struct page_table_chain): Remove.
-       (struct globals): Remove page_table member.
-       (loookup_page_table_entry): Function deleted.
-       (set_page_table_entry): Ditto.
-       (ggc_allocated_p): No longer need page table lookups.
-       (ggc_marked_p): Ditto.
-       (alloc_small_page): Don't care about bytes_free anymore.
-       (alloc_large_page): Round up size.
-       (ggc_alloc_zone_1): Mark large objects as such, and calculate
-       their size the new way.
-       Remove page table lookups and setting.
-       (ggc_get_size): Calculate large object size the new way.
-       (sweep_pages): Redo to account for fact that we no longer have
-       bytes_free.
-       (ggc_collect): No longer need to reincrement bytes_free.
-       (ggc_pch_alloc_object): Handle new large objects properly.
-       (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
-
-2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/invoke.texi: Remove a page break.
-
-2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/avr/avr.c (avr_output_function_prologue): Remove an
-       extra pair of curly braces.
-
-2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mn10300/mn10300.c: Fix comment formatting.
-       * config/mn10300/mn10300.h: Likewise.
-
-2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree.h: Update documentation on nothrow_flag.
-       * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
-       types.
-
-2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * doc/invoke.texi: Remove traces of dead ports.
-
-2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
-       option.
-
-2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/12945
-       * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
-       counter labels.
-       * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
-       (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
-       string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
-       the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
-       (mips_symbol_insns): Don't trust the local/global classification.
-       (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
-       (override_options): Make -mabicalls -fno-unit-at-a-time imply
-       -mno-explicit-relocs.
-       (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
-       between local and global symbols.
-
-2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
-       (mips_preferred_reload_class): Declare.
-       * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
-       (EXTRA_CONSTRAINT): Update accordingly.
-       (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
-       * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
-       (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
-       mips_dangerous_for_la25_p.
-       (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
-       if mips_dangerous_for_la25_p.
-
-2004-01-05  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
-       warning.
-
-2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Use AC_PROG_CPP_WERROR.
-       * configure: Regenerate.
-
-2004-01-04  Zack Weinberg  <zack@codesourcery.com>
-
-       * .cvsignore: Add autom4te.cache.
-
-2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
-       -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
-       -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
-       then architecture options, then ABI options.  General rewording.
-
-2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/3414
-       * doc/extend.texi: Clarify definition of malloc attribute.
-
-2004-01-04  Jan Hubicka  <jh@suse.cz>
-
-       * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
-       * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
-       * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
-       (cgraph_inline_p): Add extra argument reason.
-       * cgraphunit.c: Minor formating fixes.
-       cgraph_first_inlined_callee): New functions.
-       (record_call_1): Record builtins too.
-       (cgraph_analyze_function): Update inline_failed messages.
-       (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
-       cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
-       (cgraph_check_inline_limits): Likewise; Add argument reason.
-       (cgraph_set_inline_failed): New static function.
-       (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
-       reasons.
-       (cgraph_inline_p): Add new argument reason.
-       * tree-inline.c (expand_call_inline):  Update warning.
-
-2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
-       with modern equivalents.
-       * configure: Regenerate.
-
-       * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
-       * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
-       * configure: Regenerate.
-
-       * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
-
-       * configure.in: Rename to configure.ac.
-       * configure.ac: Renamed from configure.in; make minimum necessary
-       changes for autoconf 2.5x.
-       * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
-       * configure: Regenerate with autoconf 2.57.
-
-2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mips/linux.h: Fix comment formatting.
-       * config/mips/mips.c: Likewise.
-       * config/mips/mips.h: Likewise.
-       * config/mips/mips.md: Likewise.
-       * config/mips/netbsd.h: Likewise.
-       * config/mips/windiss.h: Likewise.
-
-2004-01-02  Richard Henderson  <rth@redhat.com>
-
-       * config/i386/i386.md (fp constant pool splitter): Reorg suppression
-       for sse and 387; add suppression for mmx.
-
-2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * loop.c (loop_optimize): Free all loops_info's mems.
-
-       * c-typeck.c (finish_init): Free spelling_base before
-       setting it again.
-
-       * cfgloop.c (flow_loops_find): Always free the sbitmap
-       headers.
-
-       * predict.c (estimate_probability): Free bbs after being
-       done with it.
-
-2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mn10300/mn10300.h (PREDICATE_CODES): Add
-       const_8bit_operand and call_address_operand.
-
-2004-01-02  Jan Hubicka  <jh@suse.cz>
-
-       * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
-       when there is nothing to inline but warnings are requested.
-       (cgraph_decide_inlining):  Fix memory leak.
-
-2004-01-02  Jan Hubicka  <jh@suse.cz>
-
-       * expr.c (store_constructor):  Fix pasto in previous patch.
-
-2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/i386/cygming.h: Fix comment formatting.
-       * config/i386/djgpp.h: Likewise.
-       * config/i386/gthr-win32.c: Likewise.
-       * config/i386/i386-interix.h: Likewise.
-       * config/i386/i386.c: Likewise.
-       * config/i386/i386.h: Likewise.
-       * config/i386/openbsd.h: Likewise.
-       * config/i386/winnt.c: Likewise.
-       * config/i386/xm-mingw32.h: Likewise.
-
-2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
-       copyright and last modification dates.
-
-2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
-
-       * doc/install.texi (Specific): Mention x86_64.
-
-2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
-
-       * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
-       Call force_operand on plus_constant result.
-
-2004-01-01  Jan Hubicka  <jh@suse.cz>
-
-       * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
-       * expr.c (store_constructor): Use vec_init pattern.
-       * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
-       * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
-       (vec_set_optab, vec_extract_optab, vec_init_optab): New.
-       * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
-       New patterns.
-       (sse2_unpc?pd): Fix pattern.
-       (sse2_movlpd): Kill.
-       (sse2_movsd): Deal with movlpd too.
-       * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
-       (ix86_expand_vector_init): New.
-       * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
-       * md.texi (vec_set, vec_extract): Document
-
-2003-12-31  Jan Hubicka  <jh@suse.cz>
-
-       PR opt/13473
-       * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
-       ASM input operands
-
-       PR opt/12617
-       * toplev.c (dump_file_index): Reorder ce3 and bbro.
-       (dump_file): Likewise.
-       (rest_of_compilation): Likewise.
-
-       PR debug/13367
-       * cgraph.c (cgraph_function_possibly_inlined):  Even with
-       flag_really_no_inline we inline always_inline functions.
-       * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
-       for non-always_inline functions when there is flag_really_no_inline.
-       (cgraph_decide_inlining): Limit work done when not inlining.
-       (cgraph_decide_inlining_incrementally): Likewise.
-       (cgraph_optimize_function): Check whether something got inlined.
-       * c-objc-common.c (c_disregard_inline_limits): Do not always inline
-       extern inline functions when not inlining.
-
-       * opts.c (decode_options):  Disable crossjumping at -O1
-       * invoke.texi (-O1): Document change.
-
-See ChangeLog.10 for earlier changes.
+See ChangeLog.11 for earlier changes.
diff --git a/gcc/ChangeLog.11 b/gcc/ChangeLog.11
new file mode 100644 (file)
index 0000000..92a4d69
--- /dev/null
@@ -0,0 +1,21016 @@
+2004-06-30  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
+       constant as a sequence of additions depending upon the rtx_costs.
+       (synth_mult): Update the "observed" cost of a shift, based upon
+       the above optimization.
+
+2004-06-28  Geoffrey Keating  <geoffk@apple.com>
+           Andreas Tobler  <a.tobler@schweiz.ch>
+
+       PR 15813
+       * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
+       register is saved in itself.
+       (initial_return_save): If the return address is a register,
+       it's already there, don't bother to mention it in the CFI.
+       (struct queued_reg_save): Add field saved_reg.
+       (struct reg_saved_in_data): New.
+       (regs_saved_in_regs): New.
+       (num_regs_saved_in_regs): New.
+       (queue_reg_save): Add extra parameter to specify register saved
+       in register.  Remove duplicate entries from queue.  Add comment
+       for function.
+       (flush_queued_reg_saves): Handle registers saved in registers.
+       Update regs_saved_in_regs.  Add comment for function.
+       (clobbers_queued_reg_save): Add comment for function.  Allow
+       for regs_saved_in_regs.
+       (reg_saved_in): New.
+       (dwarf2out_frame_debug_expr): Handle saving registers in other
+       registers.
+       (dwarf2out_frame_debug): Reset regs_saved_in_regs.
+       * unwind-dw2.c (execute_cfa_program): Correct handling of
+       DW_CFA_same_value.  Add FIXME comment about incorrect implementation
+       of DW_CFA_restore_extended.
+       * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
+       dwarf2out_frame_debug_expr see instructions that save registers
+       in other registers or save those other registers in memory.
+
+       * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
+       (_Unwind_FrameState): Likewise.
+       * unwind-dw2.h: New.
+       * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
+       * config/rs6000/darwin-fallback.c: New file.
+       * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
+       * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
+
+2004-07-01  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
+       (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
+       calculating gpr size for altivec.  Simplify and correct
+       rs6000_mixed_function_arg calls.  Call rs6000_mixed_function_arg
+       for ABI_V4 gpr case too.  Fix off-by-one error in long double
+       reg test.  Generate the correct PARALLEL to handle long double
+       for ABI_AIX 32-bit.  Use this for -m32 -mpowerpc64 fpr case too.
+       (function_arg_partial_nregs): Align before calculating regs left.
+       Don't return info on partial fprs when we need info on gprs.
+       Correct long double fpr off-by-one error.
+
+2004-06-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa-protos.h (prefetch_operand): Add prototype.
+       * pa.c (prefetch_operand): New function.
+       * pa.h (prefetch_operand): Add to PREDICATE_CODES.
+       * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
+
+2004-06-30  Richard Henderson  <rth@redhat.com>
+
+       * function.h (struct function): Remove x_whole_function_mode_p.
+       * c-decl.c (store_parm_decls): Don't set it.
+       * tree-optimize.c (tree_rest_of_compilation): Likewise.
+       * passes.c (rest_of_compilation): Don't check it.
+       * stmt.c (expand_fixup): Likewise.
+       * function.c (fixup_var_refs_insn): Remove unused variable.
+
+2004-06-30  Richard Henderson  <rth@redhat.com>
+
+       * tree.h (immediate_size_expand): Delete.
+       * stor-layout.c (immediate_size_expand): Delete.
+       (variable_size): Don't look at it.
+       * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
+       (start_function): Likewise.
+       * cfgexpand.c (construct_exit_block): Likewise.
+       * function.c (init_function_start, expand_function_end): Likewise.
+       * tree-optimize.c (tree_rest_of_compilation): Likewise.
+
+2004-06-30  Richard Henderson  <rth@redhat.com>
+
+       * gimplify.c (gimplify_compound_lval): Take fallback argument
+       instead of want_lvalue.
+       (gimplify_call_expr): Take want_value argument instead of test
+       function.  Gimplify arguments to val only if reg_type; otherwise
+       allow lvalue forms.
+       (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
+       calls.
+       * tree-gimple.c: Update GIMPLE grammer.  Use true/false not 1/0.
+       Tidy commentary globally.
+       (get_call_expr_in): Remove RETURN_EXPR handling.  Tidy.
+       * tree-gimple.h (is_gimple_call_addr): Mark extern.
+
+       * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
+
+2004-06-30  Richard Henderson  <rth@redhat.com>
+
+       * tree-gimple.c (right_assocify_expr): Kill
+       (rationalize_compound_expr): Kill.
+       * tree-gimple.h: Likewise.
+       * tree-inline.c (expand_call_inline): Don't call it.
+
+       * function.h (struct function): Remove x_last_parm_insn,
+       inl_last_parm_insn.
+       (last_parm_insn): Remove.
+       * function.c (free_after_compilation): Don't clear them.
+       (fixup_var_refs_insn, assign_parms): Don't set them.
+
+       * function.c, rtl.h (get_first_nonparm_insn): Remove.
+
+2004-06-30  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-common.h (check_function_format): Remove first parameter.
+       * c-format.c (format_check_context): Remove status.
+       (check_format_info, check_format_info_main,
+       maybe_read_dollar_number, avoid_dollar_number,
+       finish_dollar_format_checking, check_format_types,
+       check_function_format): Remove first parameter.  Don't use
+       status_warning.
+       (check_format_arg): Don't use status_warning.
+       (status_warning): Remove.
+       * c-common.c (check_function_arguments): Update call to
+       check_function_format.
+
+2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc-protos.h (output_cbranch): Constify return
+       value.
+       (output_v9branch): Likewise.
+       (sparc_v8plus_shift): Likewise.  Rename into output_v8plus_shift.
+       * config/sparc/sparc.c (output_cbranch): Constify return value.
+       Prettify output for delay slots.
+       (output_v9branch): Likewise.
+       (sparc_v8plus_shift): Constify return value.  Rename into
+       output_v8plus_shift.
+       * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
+       sparc_v8plus_shift.
+       (ashrdi3_v8plus): Likewise.
+       (lshrdi3_v8plus): Likewise.
+       (call_address_struct_value_sp32): Prettify output for delay slots.
+       (call_symbolic_struct_value_sp32): Likewise.
+       (call_address_untyped_struct_value_sp32): Likewise.
+       (call_symbolic_untyped_struct_value_sp32): Likewise.
+
+2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * common.opt (ftree-loop-optimize): New flag.
+       * tree-flow.h (kill_redundant_phi_nodes): Declare.
+       * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
+       * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
+       * tree-ssa-loop.c (current_loops): New variable.
+       (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
+       tree_ssa_loop_done): New functions.
+       (pass_loop, pass_loop_init, pass_loop_done): New passes.
+       * tree-ssa.c (kill_redundant_phi_nodes): Export.
+       * doc/invoke.texi (-ftree-loop-optimize): Document.
+
+2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * tree-ssa-loop-ch.c: New file.
+       * Makefile.in (tree-ssa-loop-ch.o): Add.
+       (tree-into-ssa.o): Add GGC_H dependency.
+       * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
+       * tree-flow.h (rewrite_into_ssa): Declaration changed.
+       (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
+       Declare.
+       * tree-into-ssa.c: Include ggc.h.
+       (struct def_blocks_d): Add phi_blocks field.
+       (struct mark_def_sites_global_data): Add names_to_rename field.
+       (struct ssa_name_info): New.
+       (compute_global_livein): Export.
+       (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
+       insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
+       register_new_def, get_reaching_def, def_blocks_free,
+       get_def_blocks_for, rewrite_into_ssa): Modified to work with
+       rewrite_ssa_into_ssa.
+       (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
+       set_current_def, ssa_mark_def_sites_initialize_block,
+       ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
+       ssa_register_new_def, ssa_rewrite_initialize_block,
+       ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
+       ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
+       functions.
+       (pass_build_ssa): Call rewrite_all_into_ssa.
+       * tree-optimize.c (execute_todo, execute_one_pass,
+       tree_rest_of_compilation): Allocate vars_to_rename only once.
+       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
+       to rewrite_into_ssa.
+       * tree-ssa-loop.c (should_duplicate_loop_header_p,
+       mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
+       copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
+       Use rewrite_ssa_into_ssa.
+       * tree-ssa-operands.c (copy_virtual_operands): New function.
+       * tree-ssa-operands.h (copy_virtual_operands): Declare.
+       * tree.h (struct tree_ssa_name): Add aux field.
+       (SSA_NAME_AUX): New macro to access it.
+
+2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+       * prefix.c (lookup_key): Cast buffer to LPBYTE.
+
+2004-06-30  Per Bothner  <per@bothner.com>
+
+       Conditionally compile support for --enable-mapped_location.
+       * input.h:  #include line-map.h for source_location typedef.
+       (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
+       LOCATION_FILE, LOCATION_LINE):  New macros and functions.
+       (expanded_location, source_locus):  New typedefs.
+       (push_srcloc):  Change parameter list if USE_MAPPED_LOCATION.
+       * rtl.def (NOTE, ASM_OPERANDS):  Modify specifcation, if
+       USE_MAPPED_LOCATION.
+       * rtl.h (NOTE_DELETED_LABEL_NAME):  New macro.
+       (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
+       New conditional macros.
+       (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE):  Replace
+       by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
+       * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
+       EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
+       DECL_IS_BUILTIN):  New macros, most depending on USE_MAPPED__LOCATION.
+       (tree_exp):  Change type of locus to use new source_locus typedef.
+       * tree.c (build1_stat):  Use SET_EXPR_LOCATION.
+       (annotate_with_locus, annotate_with_file_line):  Conditionalize.
+       (expand_location):  New function.
+       * toplev.c (unknown_location):  New static, when USE_MAPPED_LOCATION.
+       (push_srcloc, pop_loc):  Adjust parameter handling.
+       (process_options):  Don't set input_filename by itself.
+       (lang_dependent_init):  Save, set input_location to <built-in>.
+       (warn_deprecated_use):  Use expand_location.
+
+       * basic-block.h (struct edge_def):  Use new source_locus typedef.
+       * c-common.c (fname_decl):  Update save/clear/store of input_location.
+       (c_do_switch_warnings):  Update for USE_MAPPED_LOCATION case.
+       * c-decl.c:  Likewise.
+       * c-dump.c (dump_stmt):  Likewise.
+       * c-gimplify.c (c-gimplify.c):  Generalize using SET_EXPR_LOCATION.
+       * c-lex.c (cb_line_change):  If USE_MAPPED_LOCATION use token's src_loc
+       to set input_location direction, rather than using linemap_lookup.
+       (fe_file_change, cb_def_pragma):  Again use source_location directly.
+       * c-opts.c (saved_lineno):  Remove static variable.
+       (c_common_post_options, c_common_init):  Don't bothner to save,
+       clear and restore input_Location - now handled by lang_dependent_init.
+       * function.c (init_function_start):  Use new DECL_IS_BUILTIN macro.
+       * xcoffout.c (xcoff_assign_fundamental_type_number):  Likewise.
+       * tree-mudflap.c (mf_file_function_line_tree):  Take a location_t
+       rather than a pointer to one.  Use expand_location.
+       (mf_varname_tree):  Use expand_location.
+       * tree-dump.c:  Use expand_location on DECL_SOURCE_LOCATION.
+       * coverage.c:  Likewise.
+       * print-tree.c:  Likewise.
+       * c-aux-info.c (gen_aux_info_record):  Likewise.
+       * c-parse.in:  Use SET_EXPR_LOCATION macro.
+       * gimple-low.c:  Likewise.
+       * tree-mudflap.c:  Likewise.
+       * gimplify.c:  Likewise.  Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
+       * c-ppoutput.c:  Use new source_location typedef instead of fileline.
+       * c-semantics.c:  Use new macros.
+       * c-typeck.c:  Likewise.
+       * cfgexpand.c:  Handle USE_MAPPED_LOCATION case for function_end_locus.
+       * cfglayout.c (insn_locators_initialize):  Const cleanup.  New macros.
+       * cfgrtl.c (delete_insn):  Use new NOTE_DELETED_LABEL_NAME macro.
+       * print-rtl.c (print_rtx):  Likewise.
+       * emit-rtl.c:  Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
+       * combine.c:  Use new SET_INSN_DELETED macro.
+       * flow.c:  Likewise.
+       * haifa-sched.c:  Likewise.
+       * ifcvt.c:  Likewise.
+       * recog.c:  Likewise.
+       * reload1.c:  Likewise.
+       * diagnostic.c:  Use expand_location macro.
+       * pretty-print.c (pp_base_format_text):  Likewise.
+       * profile.c:  Likewise.
+       * dwarf2out.c:  Likewise.  Also use expand_location, DECL_IS_BUILTIN.
+       * dwarf2out.c (dwarf2out_decl:  Use BUILTINS_LOCATION.
+       * emit-rtl.c (emit_line_note):  Simplify if USE_MAPPED_LOCATION.
+       (force_next_line_note, insn_emit):  Handle USE_MAPPED_LOCATION case.
+       * final.c (final):  Likewise.
+       * haifa-sched.c:  Likewise.
+       * integrate.c:  Likewise.
+       * jump.c:  Likewise.
+       * rtl-error.c:  Likewise.
+       * stmt.c (check_seenlabel):  Likewise.
+       * tree-pretty-print.c:  Likewise.
+       * gengtype-lex.l:  Temporary kludge to avoid duplicate typedef.
+       * gengtype.c:  Update for now typdefs in input.h.  More kludges.
+       * modulo-sched.c (sms_schedule):  Use NOTE_EXPANDED_LOCATION macro.
+       * ra-debug.c (ra_print_rtl):  Likewise.
+       * sched-rgn.c:  Likewise.
+       * sched-vis.c:  Likewise.
+       * rtl.h (gen_rtx_ASM_OPERANDS):  Redefine if USE_MAPPED_LOCATION.
+       * stmt.c (expand_asm_operands):  Adjust calls to gen_rtx_ASM_OPERANDS.
+       * tree-cfg.c:  Use new macros and typedefs.
+       * tree-flow-inline.h:  Likewise.
+
+2004-06-30  Richard Sandiford  <rsandifo@redhat.com>
+           Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/3000.md: Improve description.
+
+2004-06-30  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
+       cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
+
+2004-06-30  Sebastian Pop  <pop@cri.ensmp.fr>
+
+       * Makefile.in (OBJS-common): Add tree-chrec.o.
+       (tree-chrec.o): New rule.
+       (GTFILES): Add tree-chrec.h.
+       * gengtype.c (open_base_files): Add tree-chrec.h.
+       * tree-chrec.c: New file.
+       * tree-chrec.h: New file.
+       * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
+
+2004-06-30  Roger Sayle  <roger@eyesopen.com>
+
+       * combine.c: Include "output.h" to define dump_file.
+       (uid_insn_cost, last_insn_cost): New global variables.
+       (combine_insn_cost): New function to estimate cost of an insn.
+       (combine_validate_cost): New function to determine whether a
+       try_combine replacement sequence is cheaper than the original.
+       (combine_instructions): Allocate and populate uid_insn_cost
+       array at the start of the combine pass, and deallocate it after.
+       (try_combine): Check combine_validate_cost to determine whether
+       a "recombination" should be rejected as being more expensive.
+       * Makefile.in (combine.o): Add dependency upon output.h.
+
+2004-06-30  Roger Sayle  <roger@eyesopen.com>
+
+       * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
+       subtractions identically to additions, always COSTS_N_INSNS (1).
+
+2004-06-30  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * expmed.c (expand_smod_pow2): Fix sign of mask.
+
+2004-06-29  Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
+       to check for constants.
+       (set_remove): Likewise.
+       (value_replace_in_set): Likewise.
+       (find_leader): Likewise.
+       * tree-vn.c (set_value_handle): Likewise.
+       (vn_lookup): Likewise.
+       (vn_lookup_or_add): Likewise.
+
+2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       RTL prologue/epilogue for SPARC
+       * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
+       (sparc_skip_caller_unimp): Likewise.
+       (load_pic_register): Likewise.
+       (leaf_return_peephole_ok): Likewise.
+       (compute_frame_size): Rename into sparc_compute_frame_size.
+       (sparc_expand_prologue): New prototype.
+       (sparc_expand_epilogue): Likewise.
+       (output_return): Likewise.
+       (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
+       * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
+       compute_frame_size.  Move comment up.
+       (DELAY_SLOTS_FOR_EPILOGUE): Delete.
+       (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+       (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
+       * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
+       (type attribute): Add 'return' and 'savew'.
+       (eligible_for_return_delay): New attribute.
+       (return): New delay_slot.
+       (sibcall_epilogue): Call sparc_expand_epilogue.
+       (prologue): Likewise.  Move up.
+       (save_register_window): New expander.
+       (save_register_windowsi): New pattern.
+       (save_register_windowdi): Likewise.
+       (epilogue): New expander.
+       (return_internal): New pattern.
+       (Return peepholes): Delete.
+       * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
+       (sparc_emitting_epilogue): Delete.
+       (sparc_skip_caller_unimp): Likewise.
+       (sparc_sr_alias_set): New global variable.
+       (frame_base_name): Delete.
+       (frame_base_reg): New global variable.
+       (sparc_override_options): Get new alias set for save/restore.
+       (leaf_return_peephole_ok): Delete.
+       (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
+       Factor out code into eligible_for_restore_insn_delay.
+       (eligible_for_restore_insn_delay): New function extraced from above.
+       Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
+       (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
+       Factor out code into eligible_for_restore_insn_delay.
+       (load_pic_register): Make static.  Remove check.
+       (save_regs): Delete.
+       (restore_regs): Likewise.
+       (compute_frame_size): Rename into sparc_compute_frame_size.
+       Rename leaf_function into leaf_function_p.
+       (build_big_number): Delete.
+       (save_or_restore_regs): New function.
+       (emit_save_regs): Likewise.
+       (emit_restore_regs): Likewise.
+       (emit_stack_pointer_increment ): Likewise.
+       (emit_stack_pointer_decrement): Likewise.
+       (sparc_expand_prologue): Likewise.
+       (sparc_function_prologue): Rename into sparc_asm_function_prologue.
+       Remove all code to emit instructions.
+       (sparc_expand_epilogue): New function.
+       (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
+       Remove all code to emit instructions.
+       (output_restore): New function.
+       (output_return): Likewise.
+       (output_sibcall): Factor out code into output_restore.
+       (print_operand): Adjust for frame_base_reg.
+       * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
+       * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
+       (TARGET_INITIALIZER): Add it.
+       * passes.c (rest_of_compilation): Set the conditional predicate
+       'current_function_uses_only_leaf_regs' before sched2.  If target
+       has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
+       before sched2.
+       * reorg.c (return_insn_p): New predicate.
+       (find_end_label): Use it.
+       (relax_delay_slots): Do not thread an unconditional jump that points
+       to the end return label.
+       * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
+       domain of 'current_function_uses_only_leaf_regs'.
+       (Stack and Calling) <Function Entry>: Document new target hook
+       TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
+
+2004-06-30  Jakub Jelinek  <jakub@redhat.com>
+
+       * simplify-rtx.c (simplify_binary_operation): Simplify
+       ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
+       N has at least all bits in M set as well.
+
+       PR tree-optimization/15310
+       * expr.c (expand_assignment): Optimize += or -= on a bit field in
+       most significant bits.
+
+2004-06-30  Steven Bosscher  <stevenb@suse.de>
+
+       * config/c4x/c4x.md: Fix comment.
+
+2004-06-30  Akos Kiss  <akiss@inf.u-szeged.hu>
+
+       * arm.md (cond_return_inverted): Add "length" attribute.
+
+2004-06-29  Per Bothner  <per@bothner.com>
+
+       * config/i386/winnt.c (i386_pe_encode_section_info):  Smash rtlname's
+       XSTR in place, so we don't lose SYMBOL_REF_DECL info.
+
+2004-06-29  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/ia64/hpux.h: Target does too support thread-local storage.
+
+2004-06-29  Zack Weinberg  <zack@codesourcery.com>
+
+       * combine.c (distribute_notes): Don't look at global_regs for
+       pseudos.
+
+2004-06-29  Richard Henderson  <rth@redhat.com>
+
+       * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
+       gimplify_modify_expr.
+       (gimplify_init_constructor): Likewise.  Gimplify the null
+       CONSTRUCTOR assignment.
+       (gimplify_modify_expr_to_memcpy): New.
+       (gimplify_modify_expr_to_memset): New.
+       (gimplify_modify_expr): Use them.
+
+2004-06-29  Roman Zippel <zippel@linux-m68k.org>
+
+       * web.c (union_defs): use all defs of an instruction to create a
+       union with a read/write use
+
+2004-06-29  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/16216
+       * builtins.c (gimplify_va_arg_expr): Check for valist being
+       an error_mark_node.
+
+2004-06-29  Jakub Jelinek  <jakub@redhat.com>
+
+       PR target/16195
+       * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
+       r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
+       (first_reg_to_save): Pretend call_used_regs[30] is 0 if
+       TARGET_TOC && TARGET_MINIMAL_TOC.
+       (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
+
+2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
+
+       Fix gcc.dg/builtin-apply2.c failures:
+       * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
+       * sh.c (extra_push): Delete.
+       (sh_expand_prologue): Don't do extra stack adjustment for
+       current_function_pretend_args_size if it comes from varargs setup.
+       Use TARGET_VARARGS_PRETEND_ARGS.  Don't set extra_push.
+       (sh_expand_epilogue): Don't use extra_push.
+       (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
+
+2004-06-29  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (expand_smod_pow2): Provide alternate implementations
+       that avoid conditional jumps, and choose between them based upon
+       the target's rtx_costs.
+
+2004-06-29  Andrew Pinski  <apinski@apple.com>
+
+       * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
+       * Makefile.in (tree-sra.c): Update dependencies.
+
+2004-06-29  Richard Henderson  <rth@redhat.com>
+
+       * tree-sra.c: Rewrite from scratch.  Handle nested aggregates.
+
+2004-06-29  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
+       size_t is bigger than int.
+
+2004-06-29  Paul Brook  <paul@codesourcery.com>
+
+       * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
+       TARGET_CXX_COOKIE_HAS_SIZE): Define.
+       (TARGET_CXX): Use them.
+       * target.h (struct gcc_target): Add cxx.get_cookie_size and
+       cxx.cookie_has_size.
+       * targhooks.c (default_cxx_get_cookie_size): New fucntion.
+       * targhooks.h (default_cxx_get_cookie_size): Add prototype.
+       * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
+       TARGET_CXX_COOKIE_HAS_SIZE): Define.
+       (arm_get_cookie_size, arm_cookie_has_size): New functions.
+       * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
+       * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
+       TARGET_CXX_COOKIE_HAS_SIZE.
+
+2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * cfglayout.c (fixup_reorder_chain): Don't do anything for
+       e_fall->dest == EXIT_BLOCK_PTR.
+
+2004-06-28  Richard Henderson  <rth@redhat.com>
+
+       * tree-cfg.c (verify_stmt): Add last_in_block parameter.  Verify
+       that eh stmts can throw.
+       (verify_stmts): Update verify_stmt call.
+       (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
+       * tree-eh.c (remove_stmt_from_eh_region): New.
+       (lower_eh_constructs): Fix throw_stmt_table delete routine.
+       (tree_could_trap_p): Match may_trap_p.
+       (maybe_clean_eh_stmt): New.
+       * tree-flow.h: Update decls.
+       * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
+       (substitute_and_fold): Clean eh edges.
+       * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
+       empty basic blocks.
+       * tree-ssa-dom.c (need_eh_cleanup): New.
+       (tree_ssa_dominator_optimize): Allocate it.  Cleanup eh edges.
+       (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
+
+2004-06-29  Alan Modra  <amodra@bigpond.net.au>
+
+       * function.c (assign_parms): Don't abort with zero size stack
+       parm failing the PARM_BOUNDARY check.
+
+2004-06-28  Diego Novillo  <dnovillo@redhat.com>
+
+       * common.opt (ftree-fre): New flag.
+       * flags.h (flag_tree_fre): Declare.
+       * opts.c (decode_options): Set.
+       * timevar.def (TV_TREE_FRE): Define.
+       * tree-flow-inline.h (may_propagate_copy): Re-arrange for
+       readability.  Handle destinations that are not SSA_NAMEs.
+       * tree-flow.h (struct ptr_info_def): Move from tree.h
+       (cprop_into_stmt, cprop_into_successor_phis): Remove.
+       (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
+       vuse_optype parameter.
+       * tree-pass.h (pass_fre): Declare.
+       * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
+       (cprop_into_stmt): Likewise.
+       (cprop_into_successor_phis): Likewise.
+       * tree-ssa-dom.c (eliminate_redundant_computations): Fix
+       argument ordering in call to may_propagate_copy.
+       * tree-ssa-pre.c (is_undefined_value): Assume hard registers
+       to be always defined.
+       (add_to_sets): New local function.
+       (create_value_expr_from): New local function.
+       (compute_avail): Call them.
+       (eliminate): Don't ignore statements with virtual operands.
+       (init_pre): New local function.
+       (fini_pre): New local function.
+       (execute_pre): Call them.
+       Add argument DO_FRE.  Don't do insertion if DO_FRE is true.
+       (do_pre): New function.
+       (do_fre): New function.
+       (gate_fre): New function.
+       (pass_fre): Declare.
+       * tree-ssa.c (init_tree_ssa): Don't call vn_init.
+       (delete_tree_ssa): Don't call vn_delete.
+       * tree-vn.c (val_expr_pair_d): Add documentation.
+       (vn_compute): Add VUSES argument to incorporate in computing
+       hash values.  Update all callers.
+       (expressions_equal_p): Call operand_equal_p with
+       OEP_PURE_SAME.
+       (vn_add): Add VUSES argument.  Update all callers.
+       (vn_lookup): Likewise.
+       (vn_lookup_or_add): Likewise.
+       * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
+
+2004-06-28  Steven Bosscher  <stevenb@suse.de>
+
+       * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
+       m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
+       (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
+       TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
+       * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
+
+2004-06-28  Richard Henderson  <rth@redhat.com>
+
+       * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
+       * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
+       IMAGPART_EXPR.
+       * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
+       IMAGPART_EXPR explicitly.
+       * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
+       and IMAGPART_EXPR specially.
+       * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
+
+2004-06-28  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
+
+2004-06-28  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * builtins.def (execl, execlp, execle, execv, execvp, execve,
+       fork): Change to DEF_EXT_LIB_BUILTIN.
+
+2004-06-28  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (expand_smod_pow2): New function to expand signed
+       remainder by a constant power of 2, such as "x % 16".
+       (expand_divmod): Call new expand_smod_pow2 when appropriate.
+       Minor corrections to comments, e.g. wrapping long lines.
+
+2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * Makefile.in (vec.o): Fix dependencies.
+
+2004-06-28  Andreas Tobler <a.tobler@schweiz.ch>
+
+       * Makefile.in: Fix parallel make dependency problem on vec.o.
+
+2004-06-28  Dhananjay Deshpande  <dhananjayd@kpitcummins.com>
+
+       PR target/14041
+       * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
+
+2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * tree.h (tree_check_failed): Make varadic.
+       (tree_not_check_failed): New prototype.
+       (tree_check2_failed, tree_check3_failed,
+       tree_check4_failed, tree_check5_failed): Remove.
+       (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
+       TREE_CHECK5): Adjust.
+       (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
+       TREE_NOT_CHECK5): New.
+       (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
+       TREE_RTL_OPERAND_CHECK): Adjust.
+       * tree.c (tree_check_failed): Make varadic.
+       (tree_not_check_failed): New.
+       (tree_check2_failed, tree_check3_failed,
+       tree_check4_failed, tree_check5_failed): Remove.
+
+2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * combine.c (can_combine_p): Do not prevent building insns that use
+       and clobber the same fixed hard register.
+       (reg_dead_at_p): Likewise.
+
+2004-06-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
+       changed.
+       (is_sra_candidate_complex_ref): New function.
+       (scalarize_modify_expr): Call it and check for LHS also.
+
+       * tree-pretty-print.c (dump_function_declaration): New.
+       (dump_generic_node, case FUNCTION_TYPE): Call it.
+       (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
+       (dump_generic_node, case DECL_EXPR): New case.
+       (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
+       (print_declaration): Handle type and function declarations.
+
+       * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
+       (convert_nonlocal_reference, convert_local_reference): Properly
+       convert nest of handled component references.
+
+2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * vec.h, vec.c: New, type safe vector API.
+       * Makefile.in (OBJS-common): Add vec.o.
+       (vec.o): New target.
+       (gengtype-lex.o): Depend on vec.h.
+
+2004-06-28  Paolo Bonzini  <bonzini@gnu.org>
+
+       * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
+       parameter.  Use it instead of ARG00 to produce the result.
+
+2004-06-28  Alexandre Oliva  <aoliva@redhat.com>
+
+       * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
+       * config/mn10300/mn10300.c (legitimate_address_p): New.  Test that
+       index is legitimate, compared with code moved from...
+       * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
+       (REG_STRICT): Define, according to REG_OK_STRICT.
+       (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
+       REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
+       argument.
+       (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
+       REGNO_STRICT_OK_FOR_INDEX_P): New.
+       (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
+       REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
+       RTX_OK_FOR_BASE_P): Use them.
+
+2004-06-28  Ben Elliston  <bje@au.ibm.com>
+
+       * doc/cfg.texi (Basic Blocks): Define dominators.
+
+2004-06-27  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR c++/16205
+       * c-common.c (warn_for_collisions_1): Warn for only decls which
+       have a name.
+
+       PR c++/15145
+       * c.opt (Wsequence-point): Enable for C++ and ObjC++.
+
+       PR c/14963
+       * c-decl.c (start_decl): Check for null types.
+
+2004-06-27  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
+       Accept TOC addresses.
+
+2004-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390-protos.h (s390_load_got): Update prototype.
+       * config/s390/s390.c (struct machine_function): Add member base_reg.
+       (s390_decompose_address): Accept UNSPEC_LTREF.  Simplify logic.
+       (s390_split_branches): Annotate late pool references.
+       (annotate_constant_pool_refs): New function.
+       (find_constant_pool_ref): Work on annotated pool references.
+       (replace_constant_pool_ref): Likewise.  Use explicit base.
+       (replace_ltrel_base): Use explicit base.
+       (s390_mainpool_start): Reflect main_pool pattern change.
+       (s390_mainpool_finish): Use base register from main_pool.
+       Update calls to replace_ltrel_base and replace_constant_pool_ref.
+       (s390_chunkify_start): Use base_reg from struct machine_function.
+       (s390_chunkify_finish): Remove base_reg argument.  Update calls
+       to replace_ltrel_base and replace_constant_pool_ref.
+       (s390_reorg): Don't decide upon base register.  Update calls.
+       (s390_load_got): Remove MAYBE_DEAD handling.  Do not emit insns
+       but return sequence instead.
+       (s390_emit_prologue): Decide upon base register to use.  Annotate
+       all literal pool references.  Adapt to main_pool pattern change.
+       Update s390_load_got call; move MAYBE_DEAD handling here.
+       (s390_emit_epilogue): Annotate late literal pool references.
+       Remove barrier before register restore instruction.
+       * config/s390/s390.md (UNSPEC_LTREF): New constant.
+       ("builtin_setjmp_receiver"): Update s390_load_got call.
+       ("main_pool"): Explicitly reference base register.
+
+2004-06-27  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
+       <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
+       <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
+       <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
+       <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
+       <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true.  Now that
+       TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
+       is a constant.
+
+2004-06-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
+       * c-common.def (DECL_STMT): Remove.
+       * c-common.h (DECL_STMT_DECL): Deleted.
+       (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
+       (c_safe_from_p, c_walk_subtrees): Deleted.
+       * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
+       * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
+       * c-gimplify.c (gimplify_decl_stmt): Deleted.
+       (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
+       and gimplify_and_add.
+       (c_gimplify_expr, case DECL_EXPR): New case.
+       (c_gimplify_expr, case DECL_STMT): Deleted.
+       * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
+       (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
+       * expr.c (safe_from_p, case 's'): New case.
+       * gimplify.c (gimplify_decl_expr): New function.
+       (gimplify_expr, case DECL_EXPR): New case.
+       * tree-inline.c (walk_tree): Walk into all fields of a type and
+       decl only if they are in a DECL_EXPR.
+       (mark_local_for_remap_r): Minor code cleanup.
+       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
+       * tree.c (has_cleanups, case DECL_EXPR): New case.
+       * tree.def (DECL_EXPR): New code.
+       * tree.h (DECL_EXPR_DECL): New macro.
+
+       * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
+
+2004-06-26  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR 13334
+       * doc/install.texi: Document non-standard CFLAGS and bootstrap
+       failures and warnings.
+
+2004-06-26  Andrew Haley  <aph@redhat.com>
+
+       * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
+       TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
+       * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
+       * tree.h (TREE_THIS_NOTRAP): New.
+
+2004-06-26  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * genattrtab.c (write_test_expr): Put a unsigned cast before
+       the first operand for GEU, GTU, LEU and LTU.
+
+2004-06-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
+       gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
+       tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
+       tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
+       tree-tailcall.c: Fix comment typos.  Follow spelling
+       conventions.
+
+2004-06-25  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.md: Add back scheduling exclusion info.
+
+2004-06-25  Roger Sayle  <roger@eyesopen.com>
+
+       * ifcvt.c (seq_contains_jump): Delete function.
+       (end_ifcvt_sequence): Replace call to seq_contains_jump with an
+       inline test for a jump instruction in the existing "insn" loop.
+       (block_fallthru): Document function.
+
+2004-06-25  Philip Blundell  <philb@gnu.org>
+
+       PR wrong-code/15089
+       * loop.c (scan_loop): Do not move user-specified register
+       assignments.
+
+2004-06-25  DJ Delorie  <dj@redhat.com>
+
+       * c-common.h (warn_cast_qual, warn_missing_format_attribute,
+       warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
+       warn_missing_braces, warn_sign_compare, warn_long_long,
+       warn_redundant_decls, warn_float_equal, warn_char_subscripts,
+       warn_conversion, warn_format_y2k, warn_format_extra_args,
+       warn_format_zero_length, warn_format_nonliteral,
+       warn_format_security, mesg_implicit_function_declaration,
+       warn_bad_function_cast, warn_traditional,
+       warn_declaration_after_statement, warn_strict_prototypes,
+       warn_missing_declarations, warn_nested_externs,
+       warn_sequence_point, warn_init_self, warn_div_by_zero,
+       warn_implicit_int, warn_nonnull, warn_old_style_definition,
+       warn_selector, warn_undeclared_selector, warn_protocol,
+       warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
+       warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
+       warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
+       warn_old_style_cast, warn_nontemplate_friend,
+       warn_deprecated): Remove explicit declarations.
+       * c-common.c: Likewise, remove explicit definitions.
+       * c-opts.c: Likewise, remove explicit assignments.
+       * c.opts: Likewise, add implicit declare/define/assign.
+
+2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
+       (build_addr_expr_with_type): Deleted.
+       (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
+       (gimplify_compound_lval): Make two passes over reference nest.
+
+       * tree-nested.c (build_addr): Merge real/imagpart with
+       handled_component_p.
+       (convert_nonlocal_reference, convert_local_reference): Process extra
+       args to COMPONENT_REF and ARRAY_REF.
+       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
+       lower bound and field offset being constant.
+
+2004-06-25  Mark Mitchell  <mark@codesourcery.com>
+
+       PR wrong-code/16129
+       * alias.c (get_alias_set): Adjust setting of
+       DECL_POINTER_ALIAS_SET for pointers to aggregates.
+
+2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree-inline.c (remap_type): Arrange to have just one pointer type
+       for each type, mode, and 'can alias' value.
+       (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
+       (estimate_num_insns_1): Minor code reformatting.
+       (inline_forbidden_p_1): Likewise; add; missing return statement.
+
+2004-06-25  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/15825
+       * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
+       Use get_isns and end_sequence instead of accepting a seq argument.
+       Scan the instruction sequence for unrecognizable or jump insns.
+       (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
+       noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
+       noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
+       noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
+
+2004-06-24  Jeff Law  <law@redhat.com>
+
+       * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
+       after gimplifying the innermost component.
+
+2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/16176
+       * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
+       register for the destination of the lwl or ldl.
+
+2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
+       handled_component_p handling.
+       * tree-gimple.c (get_base_address): Likewise and fix typo that
+       caused both recursion and looping.
+
+       * tree-cfg.c (verify_expr): Add macro CHECK_OK.
+       Properly test for nest of handled_components in LHS context.
+
+2004-06-25  Devang Patel  <dpatel@apple.com>
+
+       * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
+
+2004-06-25  Paul Brook  <paul@codesourcery.com>
+
+       * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
+       TARGET_CXX): Define.
+       (TARGET_INITIALIZER): Use TARGET_CXX.
+       * target.h (struct gcc_target): Add struct cxx.
+       * targhooks.h (default_cxx_guard_type): Add prototype.
+       * targhooks.c (default_cxx_guard_type): New function.
+       * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
+       Define.
+       (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
+       * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
+       TARGET_CXX_GUARD_MASK_BIT.
+
+2004-06-25  Devang Patel  <dpatel@apple.com>
+
+       * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
+       * config/i386/darwin.h (CC1_SPEC): Same.
+
+2004-06-25  Mark G. Adams  <mark.g.adams@sympatico.ca>
+
+       * dbxout.h: Add include guards
+
+2004-06-25  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
+
+2004-06-25  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (arm_arch4t): New variable.
+       (arm_override_options): Initialize it.  If compiling for armv5 or
+       higher clear TARGET_INTERWORK.
+       (output_call): Abort if called for armv5.  Use BX if it's available.
+       (output_call_mem): Use BLX if available and ensure that all armv5
+       code is interworking safe.
+       (output_return_instruction): Always use BX in preference to MOV if
+       it's available.
+       (arm_output_epilogue): Likewise.
+       (arm_final_prescan_insn): Never conditionally call a subroutine
+       on armv5.
+       * arm.h (arm_arch4t): Declare.
+       * arm.md (call_reg_armv5, call_value_reg_armv5): New.
+       (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
+       call_value_reg respectively.
+       (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
+       (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
+       and call_value_indirect respectively.
+
+2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
+       in terms of const_float_1_operand.
+
+2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/16144
+       * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
+       is 1.0; force it into a register instead.
+
+2004-06-25  Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/m68k.h: Restore valid comment removed by mistake with
+       the recent m68k comments cleanup.
+
+2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
+       * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
+       (gimplify_loop_expr, gimplify_init_constructor): Likewise.
+       (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
+
+       PR/16131
+       * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
+
+       * gimplify.c: Remove unneeded forward declarations.
+
+       * gimplify.c (append_to_compound_expr): Deleted.
+       * tree-gimple.h (append_to_compound_expr): Deleted.
+
+       * fold-const.c (fold_addr_expr_with_type): Look through all
+       valid LHS modifiers to find a base to mark addressable.
+
+       * tree.h (debug_find_tree): Add declaration.
+       * tree-inline.c (debug_find_tree): Remove extern declaration.
+
+2004-06-24  Eric Christopher  <echristo@redhat.com>
+
+       * config/rs6000/rs6000.md: Apply change mistakenly
+       deleted with 2004-06-22 patch.
+
+2004-06-24  Richard Henderson  <rth@redhat.com>
+
+       * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
+       (c_break_label, c_cont_label): New.
+       (start_function): Update initializations.
+       (c_push_function_context): Update saves.
+       (c_pop_function_context): Update restores.
+       * c-parse.in: Update expected conflicts.
+       (stmt_count, compstmt_count): Remove.  Remove all updates.
+       (if_prefix, simple_if, do_stmt_start): Remove.
+       (lineno_labeled_stmt): Remove.
+       (lineno_labels): New.
+       (c99_block_lineno_labeled_stmt): Use it.
+       (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
+       annotate_with_locus.
+       (select_or_iter_stmt): Replace by ...
+       (condition, if_statement_1, if_statement_2, if_statement,
+       start_break, start_continue, while_statement, do_statement,
+       for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
+       (stmt): Split out ...
+       (stmt_nocomp): ... this.  Use c_finish_bc_stmt, c_finish_goto_label,
+       c_finish_goto_ptr.
+       * c-semantics.c (add_stmt): Don't add line numbers to labels.
+       * c-tree.h: Update prototypes.
+       (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
+       add x_break_label, x_cont_label, x_switch_stack.
+       (c_switch_stack): Declare.
+       * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
+       (c_finish_return): Return the statement.
+       (c_switch_stack): Rename from switch_stack; export.
+       (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
+       (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
+       c_finish_else): Remove.
+       (c_finish_if_stmt): Rewrite to perform the entire operation.
+       (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
+       c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
+       c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
+       (c_finish_loop): New.
+       (c_finish_bc_stmt): New.
+       (c_finish_expr_stmt): Return the statement.  Split out...
+       (c_process_expr_stmt): ... this.  Don't add locus to error marks.
+       * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
+       * tree-gimple.c (is_gimple_stmt): Likewise.
+       * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
+       (print_struct_decl): Delete empty compound statement.
+       * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
+       * objc/objc-act.h: Update decl.
+
+2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
+       Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
+
+2004-06-24  Andrew Pinski  <apinski@apple.com>
+
+       * objc-act.c (build_objc_method_call): Save the lookup_object
+       so we do not call it twice.
+
+2004-06-24  Richard Henderson  <rth@redhat.com>
+
+       * tree-ssa-dom.c (real_avail_expr_hash): New.
+       (tree_ssa_dominator_optimize): Use it in the htab.
+
+2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
+
+       * tree-mudflap.c (mx_register_decls): Add third (type) argument
+       to synthesized __mf_unregister call.
+
+2004-06-24  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/15239
+       * expmed.c (expand_mult): Remove artificial restriction on the
+       maximum cost of a synthetic multiplication sequence.
+
+2004-06-24  Eric Christopher  <echristo@redhat.com>
+
+       * combine.c (distribute_notes): Don't delete sets to
+       global register variables.
+
+2004-06-24  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
+       (ffs_rex64): New splitter.
+       (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
+
+2004-06-24  Andrew Pinski  <apinski@apple.com>
+
+       * config/darwin7.h (MATH_LIBRARY): Remove.
+       (LIB_SPEC): Define.
+       * config/darwin.h (MATH_LIBRARY): Define always to empty.
+       (LIB_SPEC): Only define if not already defined.
+
+2004-06-24  Revital Eres  <eres@il.ibm.com>
+
+       * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
+       shifts of induction variable.
+       (iv_shift): New function.
+
+2004-06-24  Richard Henderson  <rth@redhat.com>
+
+       * gimplify.c (gimplify_body): Watch for body vanishing.
+
+2004-06-24  Jeff Law  <law@redhat.com>
+
+       * tree-ssa-dom.c (record_dominating_conditions): New function.
+       (dom_opt_finalize_block, get_eq_expr_value): Use it.
+
+2004-06-24  Richard Sandiford  <rsandifo@redhat.com>
+
+       * calls.c (shift_returned_value): Fix handling of non-integer
+       TYPE_MODEs.
+
+2004-06-24  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
+       * system.h (DEFAULT_MAIN_RETURN): Poison.
+       * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
+
+2004-06-24  Ben Elliston  <bje@au.ibm.com>
+
+       * doc/cfg.texi (Edges): Fix typo.
+
+2004-06-24  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
+
+2004-06-23  Andrew Pinski  <apinski@apple.com>
+
+       PR middle-end/15988
+       * fold-const.c (fold_convert): Types which are compatible
+       can be converted with only a NOP_EXPR.
+
+2004-06-24  Alan Modra  <amodra@bigpond.net.au>
+
+       * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
+       pass raw n_named_args to it.
+       * targhooks.c: Formatting.
+       (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
+
+2004-06-23  Richard Henderson  <rth@redhat.com>
+
+       * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
+       non-constant size check.  Gimplify the type too.  Tidy building
+       BUILT_IN_STACK_ALLOC call.
+
+2004-06-23  Roger Sayle  <roger@eyesopen.com>
+
+       * c-common.c (expand_unordered_cmp): Delete.
+       (expand_tree_builtin): Delete.
+       * c-common.h (expand_tree_builtin): Delete function prototype.
+       * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
+
+2004-06-23  Richard Henderson  <rth@redhat.com>
+
+       * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
+       COMPONENT_REF variable fields unless they're non-constant.
+
+2004-06-23  Robert Millan  <robertmh@gnu.org>
+
+       * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
+       * config/i386/linux.h: Allow overriding of LINK_EMULATION,
+         DYNAMIC_LINKER and register names in sc_ structure.
+       * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
+       * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
+       * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
+       * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
+
+       * config/kfreebsdgnu.h: Remove.
+       * config/t-kfreebsd-gnu: Likewise.
+       * config/i386/kfreebsdgnu.h: Likewise.
+
+2004-06-23  Eric Christopher  <echristo@redhat.com>
+
+       * fold-const.c (make_range): Cleanup type checking through function.
+       Remove orig_type. Replace with checks to exp_type and arg0_type.
+       Clarify comment when converting from unsigned to signed.
+
+2004-06-23  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
+       * config/mips/mips.md: Remove R3000 scheduling description.
+       * config/mips/3000.md: New file.
+
+2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
+       (s390_emit_jump): Likewise.
+       * config/s390/s390.c (s390_emit_compare): New function.
+       (s390_emit_jump): Likewise.
+       * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
+       "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
+       "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
+       and s390_emit_jump.
+       ("cjump"): Remove, replace by ...
+       ("*cjump_64", "*cjump_31"): ... these insns.  Improve length default.
+       ("icjump", "*icjump_64", "*icjump_31"): Likewise.
+       ("trap"): Fix type attribute.
+       ("conditional_trap"): Use s390_emit_compare.
+       ("doloop_si"): Remove, replace by ...
+       ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
+       Merge existing splitter into insn_and_split.  Improve length default.
+       ("doloop_di"): Merge with existing splitter into insn_and_split.
+       ("doloop"): Adapt.
+       ("jump"): Convert to expander.  Use s390_emit_jump.
+       ("*jump_64", "*jump_31"): New insns.  Improve length default.
+
+2004-06-23  Wu Yongwei  <adah@sh163.net>
+
+       * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+       (__gthr_i486_lock_cmp_xchg): New inline assembly function.
+       (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
+       suitable function for interlocked compare-and-exchange.
+       (__gthread_mutex_trylock): Use
+       __GTHR_W32_InterlockedCompareExchange.
+       (__gthread_mutex_init_function, __gthread_mutex_lock,
+       __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
+       initial counter value to work correctly under Windows 95.
+       * config/i386/gthr-win32.c: Adjust include order.
+       Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
+       gthr-win32.h.
+       (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
+       __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
+       to match inline versions in gthr-win32.h.
+
+2004-06-23  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
+       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
+       (insvdi_rshift_rlwimi_p): New function.
+       * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
+       (extendsfdf2): Convert to define_insn_and_split.
+       * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
+
+2004-06-23  Andrew Pinski  <apinski@apple.com>
+
+       * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
+       type qualifiers at all.
+       If both of the type domains are null and the new element type is
+       the same as one of the, return the one which the element type.
+       matches.
+       Do not call qualify_type on the new type.
+
+2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
+
+2004-06-23  Roger Sayle  <roger@eyesopen.com>
+
+       * convert.c (strip_float_extension): Skip both NOP_EXPR and
+       CONVERT_EXPR floating point extensions.
+
+2004-06-23  Diego Novillo  <dnovillo@redhat.com>
+
+       * Makefile.in (tree-vn.o): New.
+       (tree-ssa-pre.o): Don't depend on RTL_H.
+       * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
+       * tree-flow.h (struct var_ann_d): Remove field expr_set.
+       (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
+       vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
+       * tree-optimize.c (execute_init_datastructures): New local function.
+       (pass_init_datastructures): New local variable.
+       (init_tree_optimization_passes): Sequence pass_init_datastructures.
+       * tree-pretty-print.c (MASK_POINTER): Remove.
+       (dump_generic_node): Handle VALUE_HANDLE.
+       * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
+       Update callers to use new function names.
+       Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
+       variable annotations.
+       * tree-ssa.c (init_tree_ssa): Call vn_init.
+       (delete_tree_ssa): Call vn_delete.
+       * tree-vn.c: New file.
+       * tree.c (tree_size): Handle VALUE_HANDLE.
+       (tree_node_structure): Likewise.
+       (iterative_hash_expr): Likewise.
+       * tree.def (VALUE_HANDLE): New code.
+       * tree.h (struct tree_value_handle): New.
+       (VALUE_HANDLE_ID): Define.
+       (VALUE_HANDLE_EXPR_SET): Define.
+       (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
+       (union tree_node): Add struct tree_value_handle.
+
+2004-06-23  Andrew Pinski  <apinski@apple.com>
+
+       * c-typeck.c (composite_type):
+       <case POINTER_TYPE>: Build a qualified type of
+       the new type.
+       <case ARRAY_TYPE>: Likewise.
+       <case FUNCTION_TYPE>: Likewise.
+
+2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>
+
+       PR optimization/15633
+       * value-prof.c (divmod_fixed_value_transform): Compute probability
+       of taking optimal path and pass along to gen_ routine.
+       (mod_pow2_value_transform): Same.
+       (mod_subtract_transform): Same.
+       (gen_divmod_fixed_value): Add new probability parameter.
+       Add probability to newly created jump.
+       (gen_mod_pow2): Same.
+       (gen_mod_subtract): Same.
+
+2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
+
+       * PR target/15948
+       * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
+       one and two.
+
+2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
+
+       PR target/15927
+       * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
+       reload if CLASS is BASE_REGS.
+
+2004-06-23  Richard Sandiford  <rsandifo@redhat.com>
+
+       * gengtype-yacc.y (option): Avoid use of non-constant struct
+       initializer.
+
+2004-06-23  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * doc/extend.texi (Function Attributes): Alphabetize.
+
+2004-06-23  Richard Henderson  <rth@redhat.com>
+
+       * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
+       Use gimplify_and_add.
+       * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
+       * gimplify.c (build_and_jump, gimplify_exit_expr,
+       gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
+       gimplify_stmt, gimplify_expr): Likewise.
+       (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
+       (gimplify_statement_list): Remove NULL entries.
+       (gimplify_to_stmt_list): Handle NULL results.
+       (gimplify_type_sizes): Add list_p argument.
+       (gimplify_one_sizepos): Don't use internal pre/post queue.
+       * tree-gimple.h (gimplify_type_sizes): Update.
+
+2004-06-22  Eric Christopher  <echristo@redhat.com>
+
+       * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
+
+2004-06-22  Pat Haugen  <pthaugen@us.ibm.com>
+
+       * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
+       when redirecting back edges.
+
+       * cfghooks.c (split_block): Call make_single_succ_edge so that edge
+       count/probability are set correctly.
+
+2004-06-22  Richard Henderson  <rth@redhat.com>
+
+       * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
+       (c_finish_stmt_expr): Likewise.
+
+       * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
+       (ix86_return_in_memory): Move SSE vector return warning ...
+       (ix86_struct_value_rtx): ... here.  New.
+
+2004-06-22  Richard Henderson  <rth@redhat.com>
+
+       * tree.def (VTABLE_REF): Remove.
+       (OBJ_TYPE_REF): New.
+       (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
+       * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
+       * fold-const.c (non_lvalue): Likewise.
+       * gimplify.c (gimplify_expr): Likewise.
+       (gimplify_call_expr): Use is_gimple_call_addr.
+       * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
+       * langhooks.h (fold_obj_type_ref): New.
+       * tree-gimple.c (is_gimple_call_addr): New.
+       * tree-gimple.h (is_gimple_call_addr): Declare.
+       * tree-inline.c (inlinable_function_p): Fix merge error.
+       (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
+       * tree-pretty-print.c (dump_generic_node): Likewise.
+       (print_call_name): Handle OBJ_TYPE_REF.
+       * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
+       * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
+       * tree.h (OBJ_TYPE_REF_EXPR): New.
+       (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
+       * doc/c-tree.texi (VTABLE_REF): Remove.
+       * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
+
+2004-06-22  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/16026
+       * function.c (assign_parms): Don't abort for overaligned PARALLEL.
+
+2004-06-22  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * Makefile.in (distclean): Don't try to remove empty directories.
+
+2004-06-22  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/15869
+       * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
+
+2004-06-22  Alexandre Oliva  <aoliva@redhat.com>
+
+       * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
+       operands.
+
+2004-06-22  Dale Johannesen  <dalej@apple.com>
+
+       * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
+       global, rename rs6000_legitimate_offset_address_p.
+       (rs6000_legitimate_address_p): Adjust calls to it.
+       (lmw_operation): Ditto.
+       (stmw_operation): Ditto.
+       * config/rs6000/rs6000-protos.h: Declare it.
+       * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
+       instead of offsettable_memref_p.
+
+2004-06-22  Dale Johannesen  <dalej@apple.com>
+
+       * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
+       [reg+reg] mode for TFmode memory accesses.
+       (rs6000_eliminate_indexed_memrefs): New.
+       (rs6000_emit_move): Call preceding for TImode and TFmode.
+
+2004-06-22  Paolo Bonzini  <bonzini@gnu.org>
+
+       * tree-cfg.c (pass_warn_function_return): It needs
+       CFG, not SSA.
+
+2004-06-22  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * doc/invoke.texi (Machine Dependent Options): Alphabetize.
+       (Submodel Options): Likewise.
+
+2004-06-21  Andrew Pinski  <apinski@apple.com>
+
+       Radar #: 3701874
+       * c-decl.c (push_file_scope): Return early if we already
+       have a file scope.
+
+2004-06-21  Geoffrey Keating  <geoffk@apple.com>
+
+       * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
+       * c-common.h (flag_pch_preprocess): Declare.
+       (c_common_pch_pragma): Likewise.
+       * c-common.c (flag_pch_preprocess): New.
+       * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
+       (c_common_pch_pragma): New.
+       * c-ppoutput.c (cb_read_pch): New.
+       (init_pp_output): Support -fpch-preprocess.
+       * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
+       * c.opt (fpch-preprocess): New.
+       * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
+       * doc/cppopts.texi: Document -fpch-preprocess.
+       * doc/invoke.texi (Precompiled Headers): Mention that
+       -fpreprocessed is safe for PCH.  Mention that if an option is
+       listed as safe that doesn't mean it does what you expect.
+
+2004-06-22  Ben Elliston  <bje@au.ibm.com>
+
+       * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
+
+2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * Makefile.in (gimplify.o): Add cgraph.h.
+       * alias.c (adjust_offset_for_component_ref): Use
+       component_ref_field_offset.
+       * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
+       * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
+       (gimplify_decl_stmt): Call gimplify_type_sizes for type.
+       For decl, call gimplify_one_sizepos and use statement list.
+       (gimplify_compound_literal_expr): New arg PRE_P.
+       Add statement to PRE_P list and return DECL.
+       (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
+       gimplify_compound_literal_expr.
+       * c-tree.h (getdecls): Deleted.
+       * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
+       (build_array_ref): Add two operands for ARRAY_REF.
+       (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
+       COMPOUND_LITERAL_EXPR.
+       * coverage.c (tree_coverage_counter_ref): Add new operands
+       for ARRAY_REF.
+       * emit-rtl.c (component_ref_for_mem_expr): Add new operand
+       for COMPONENT_REF.
+       (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
+       and array_ref_element_size.
+       (widen_memory_access):Use component_ref_field_offset.
+       * explow.c (update_nonlocal_goto_save_area): Add two operands
+       for ARRAY_REF.
+       * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
+       (component_ref_field_offset): Likewise.
+       (get_inner_reference): Use them.
+       (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
+       * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
+       (fold_read_from_constant_string): Use array_ref_low_bound.
+       Verify that result is a character type.
+       (build_fold_indirect_ref): Add two operands for ARRAY_REF.
+       * function.c (expand_function_start): Likewise.
+       * gimple-low.c (expand_var_p): Delete duplicated line.
+       * gimplify.c: Add static decls for local functions.
+       (cgraph.h): Now included.
+       (create_tmp_var): Remove check for ARRAY_TYPE.
+       (copy_if_shared_r): Look at bounds and sizes of types.
+       (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
+       (gimplify_exit_expr, shortcut_cond_expr): Likewise.
+       (gimplify_save_expr, gimple_push_cleanup): Likewise.
+       (gimplify_init_constructor): Likewise.
+       WANT_VALUE now bool.
+       If empty list with no result wanted, return GS_UNHANDLED.
+       Add additional operands for ARRAY_REF and COMPONENT_REF.
+       (canonicalize_component_ref): Convert to &array[L].
+       (gimplify_array_ref_to_plus): Use array_ref_element_size and
+       array_ref_lower_bound.
+       (build_addr_expr_with_type, build_addr_expr): New functions.
+       (gimplify_compound_lval): WANT_LVALUE now bool.
+       Major rework to allow handle_component_p and initialize and
+       gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
+       COMPONENT_REF.
+       (gimplify_array_ref): Deleted.
+       (gimplify_self_mod_expr): WANT_VALUE now bool.
+       (gimplify_modify_expr): Gimplify to_p and from_p later.
+       Factor out code into gimplify_modify_expr_rhs and call twice.
+       Move variable-size code earlier and handle PLACEHOLDER_EXPR.
+       (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
+       (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
+       (gimplify_expr, case ARRAY_REF): Delete special case.
+       Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
+       IMAGPART, and REALPART the same way.
+       (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
+       (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
+       Call alloc_stmt_list instead of build_empty_stmt.
+       Deal with _REF that's volatile.
+       (gimplify_type_sizes, gimplify_one_sizepos): New functions.
+       (unshare_body, unvisit_body): New functions.
+       (gimplify_body): Call them.
+       * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
+       * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
+       * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
+       * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
+       like ARRAY_REF.
+       (verify_expr, case ADDR_EXPR): Use handled_component_p.
+       * tree-dfa.c (get_virtual_var): Likewise.
+       * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
+       New cases to dump new operands; likewise for ARRAY_RANGE_REF.
+       * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
+       * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
+       and INDIRECT_REF.
+       (get_base_address): Use handled_component_p.
+       * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
+       * tree-inline.c (walk_tree): Walk more things for types and decls.
+       * tree-mudflap.c (mf_build_check_statement_for): Add new operands
+       for ARRAY_REF and COMPONENT_REF.
+       (mx_xform_derefs_1): Clean up usage of decl sizes.
+       * tree-nested.c (build_addr): Use handled_component_p.
+       (walk_stmts, case CATCH_EXPR): Add missing "break".
+       (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
+       (finalize_nesting_tree_1): Likewise.
+       (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
+       and process additional operands.
+       (convert_local_reference): Likewise.
+       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
+       ARRAY_RANGE_REF similarly to ARRAY_REF.
+       * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
+       like RECORD_TYPE.
+       (dump_generic_node, case COMPONENT_REF): Print offset operand.
+       (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
+       and print lower bound and element size for both.
+       (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
+       * tree-sra.c (csc_build_component_ref): Add new operand.
+       (scalarize_call_expr): Use get_base_address.
+       * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
+       (maybe_fold_offset_to_array_ref): Rework to handle input having an
+       ARRAY_REF, refine handling of lower bound, and add new operands
+       for ARRAY_REF.
+       (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
+       (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
+       (maybe_fold_stmt_addition): Only handle constant lower bound.
+       * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
+       Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
+       Look at new offset operand of COMPONENT_REF.
+       * tree-ssa.c (set_is_used): Use handled_component_p.
+       * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
+       (stabilize_reference, case COMPONENT_REF): Likewise.
+       (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
+       (recompute_tree_invariant_for_addr_expr): Completely rework to
+       be more precise.  Also set TREE_SIDE_EFFECTS.
+       (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
+       (build2_stat, build3_stat, build4_stat): For references,
+       propagate TREE_THIS_VOLATILE.
+       (get_unwidened): Add new operand for COMPONENT_REF.
+       (get_narrower): Likewise; use host_integerp for DECL_SIZE.
+       * tree.def (COMPONENT_REF): Add new operand.
+       (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
+       * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
+       (component_ref_field_offset): Likewise.
+       * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
+       (alpha_gimplify_va_arg): Likewise.
+       * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+       * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
+       * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
+       * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
+       * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
+       Likewise.
+       * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
+       * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
+       * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
+       Likewise.
+       (xstormy16_expand_builtin_va_arg): Likewise.
+       * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
+       * objc/objc-act.c (generate_static_references): Likewise.
+       (generate_strings, build_method_prototype_list_template): Likewise.
+       (generate_protocol_list): Likewise.
+
+2004-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR rtl-optimization/14782
+       * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
+       the address checks for secondary reloads for loads from and stores
+       to floating-point registers.
+       * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
+       in the address check.  Move work around for ELF32 targets to
+       GO_IF_LEGITIMATE_ADDRESS.
+       (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
+       correctly aligned for DImode loads and stores.  Don't allow long
+       SFmode displacements on ELF32.
+
+2004-06-21  Richard Henderson  <rth@redhat.com>
+
+       PR rtl-opt/16114
+       * cse.c (merge_equiv_classes): Also rehash in response to
+       delete_reg_equiv changes.
+       (rehash_using_reg): Don't exclude REGs from rehashing.
+
+2004-06-21  Richard Henderson  <rth@redhat.com>
+
+       * c-common.def (RETURN_STMT): Remove.
+       * c-common.h (RETURN_STMT_EXPR): Remove.
+       (c_expand_return, build_return_stmt): Remove.
+       (c_common_stmt_codes): Remove RETURN_STMT.
+       * c-dump.c (dump_next_stmt): Remove.
+       (c_dump_tree): Remove RETURN_STMT.
+       * c-decl.c (finish_function): Use c_finish_return.
+       * c-parse.in (stmt): Likewise.
+       * c-gimplify.c (gimplify_return_stmt): Remove.
+       (c_gimplify_expr): Remove RETURN_STMT.
+       * c-pretty-print.c (pp_c_statement): Likewise.
+       * c-semantics.c (build_return_stmt): Remove.
+       * c-tree.h (c_finish_return): Declare.
+       * c-typeck.c (c_finish_return): Rename from c_expand_return.
+       Return void.  Build RETURN_EXPR directly.
+       * tree-dump.h (dump_next_stmt): Remove.
+
+2004-06-21  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (start_function): Don't call make_decl_rtl.  Don't
+       look at TREE_ADDRESSABLE of symbol name.
+
+2004-06-21  Kelley Cook  <kcook@gcc.gnu.org>
+
+       PR target/15551
+       * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
+       (allocate_stack_worker): Make unspec_volatile.
+       (allocate_stack_worker_rex64):  Likewise.
+       (allocate_stack_worker_postreload):  Likewise.
+       (allocate_stack_worker_rex64_postreload):  Likewise.
+
+2004-06-21  Daniel Berlin  <dberlin@dberlin.org>
+
+       Fix PR optimization/15982
+       * tree-ssa-pre.c: Update a few comments and todos to
+       reflect constants change.
+       (get_value_handle): Constants now value number to themselves.
+       (lookup): Constants lookup to themselves.
+       (add_to_value): Adjust to always be on.
+       (set_contains_value): Adjust for constants change.
+       (find_leader): Ditto.
+       (phi_translate): 'r' nodes are never ANTIC right now.
+       (valid_in_set): Ditto.
+       (get_expr_set): New function.
+       (find_or_generate_expression): New function, broken out from
+       insert_aux.
+       (create_expression_by_pieces): Ditto, plus additional
+       machinery to handle complex values.
+       (compute_avail): Remove dead RETURN_EXPR handling.
+
+2004-06-21  Steven Bosscher  <stevenb@suse.de>
+
+       * config/i386/i386.c: Include insn-codes.h
+       * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
+       define here.
+       * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
+       DIRFLAG_REG): New define_constants.  Use them everywhere.
+
+2004-06-21  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
+
+2004-06-21  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
+       (SUPPORT_SH4_SINGLE): Likewise.
+       (TARGET_SWITCHES): Break out switches for cpu subtargets:
+       (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
+       (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
+       (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
+       (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
+       (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
+       (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
+       (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
+       (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
+       (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
+       (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
+       (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
+       (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
+       (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
+       * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
+       (TARGET_DEFAULT): Likewise.
+       * config/sh/t-elf: Amend comment.
+       * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
+       * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
+       * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
+       * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
+       * config/sh/t-mlib-sh4-single: Likewise.
+       * config/sh/t-mlib-sh4-single-only: Likewise.
+       * config/sh/t-mlib-sh5-32media: Likewise.
+       * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
+       * config/sh/t-mlib-sh5-64media: Likewise.
+       * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
+       * config/sh/t-mlib-sh5-compact: Likewise.
+       * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
+       * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
+       (MULTILIB_CPUS): Define.
+       (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
+       (MULTILIB_MATCHES): Use some shell code to calculate it.
+       (MULTILIB_EXCEPTIONS): Change to ml/m1.
+       * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
+       * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
+       (LINK_DEFAULT_CPU_EMUL): Don't redefine.
+       (NO_PROFILE_COUNTERS): Define to 1.
+       * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
+       (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
+       * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
+       (MULTILIB_MATCHES): Don't zap.
+       (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
+       * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
+       (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
+       (MULTILIB_RAW_DIRNAMES): Define.
+       (MULTILIB_DIRNAMES): Use it.
+       * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
+       (sh*linux configurations): Merge into:
+       (sh*elf / sh*kaos configurations).  Support --with-endian, --with-cpu,
+       --with-multilib-list options.  Support sh-superh-elf configuration.
+       (sh*-netbsd*): Use SELECT_SH* macros.
+       (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
+       Merge sh*-*-netbsd* configurations into sh-elf configurations.
+       * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
+       * config/sh/t-monolib: Likewise.
+
+2004-06-21  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
+       not imply FPA.
+
+2004-06-21  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (operand_equal_p): Pass flags in recursive calls for
+       binary and relational operations.  Add support for TRUTH_ANDIF_EXPR,
+       TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
+       * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
+       ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
+       and TRUTH_XOR_EXPR.
+
+2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
+
+       * rtlanal.c (may_trap_p): Mark LTGT as trapping.
+
+2004-06-21  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * tree-alias-common.h (struct tree_alias_ops): Change ip and
+       ip_partial to unsigned int.
+
+2004-06-21  Richard Henderson  <rth@redhat.com>
+
+       * c-common.c (verify_sequence_points): Export.
+       (c_expand_expr_stmt): Move to c-typeck.c.
+       * c-common.h (c_expand_expr_stmt): Remove.
+       (verify_sequence_points): Declare.
+       * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
+       * c-parse.in (for_init_stmt, stmt): Likewise.
+       * c-tree.h (c_finish_expr_stmt): Declare.
+       (c_tree_expr_nonnegative_p): Remove.
+       * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
+       (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
+       (emit_side_effect_warnings): New.
+       (c_finish_expr_stmt): Rename from c_expand_expr_stmt.  Use it.
+       (c_finish_stmt_expr): Work without EXPR_STMT.  Handle eh regions.
+       Use emit_side_effect_warnings.
+       (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
+       * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
+       * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
+       with void initializer.
+       (gimplify_target_expr): Handle void BIND_EXPR initializer.
+       * tree-inline.c (estimate_num_insns_1): Fix type lookup for
+       INIT_EXPR and MODIFY_EXPR.
+       * objc/objc-act.c (build_module_descriptor): Use add_stmt
+       instead of c_expand_expr_stmt.
+
+2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
+
+       * fold-const.c (fold_cond_expr_with_comparison):
+       New function, extracted from fold.
+       (fold): Extract code to fold A op B ? A : C, use
+       it to fold A op B ? C : A.  Really optimize
+       A & N ? N : 0 where N is a power of two.  Avoid
+       relying on canonicalization and recursion for
+       foldings of COND_EXPR to happen.
+
+2004-06-20  David Ayers  <d.ayers@inode.at>
+
+       * objc/objc-act.h (get_object_reference): Rename to
+       get_protocol_reference.
+       (super_type): Rename to objc_super_type.
+       (selector_type): Rename to objc_selector_type.
+       (id_type): Rename to objc_id_type.
+       (instance_type): Rename to objc_instance_type.
+       (protocol_type): Rename to objc_protocol_type.
+       (IS_ID): Update reference to id_type.
+       * objc/objc-act.c (get_object_reference): Rename to
+       get_protocol_reference; add documentation; update references to
+       id_type.
+       (lookup_method_in_protocol_list): Rename class_meth to
+       is_class; add documentation.
+       (finish_message_expr): Rename is_class to class_tree.
+       (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
+       next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
+       build_next_objc_exception_stuff, get_arg_type_list,
+       build_objc_method_call): Update references to id_type.
+       (synth_module_prologue, build_objc_symtab_template,
+       build_selector_reference_decl, build_selector,
+       build_selector_translation_table, build_typed_selector_reference,
+       get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
+       synth_self_and_ucmd_args): Update references to selector_type.
+       (build_private_template, build_ivar_reference): Update references
+       to instance_type.
+       (synth_module_prologue, build_protocol_reference,
+       build_protocol_expr, start_protocol): Update references to
+       protocol_type.
+       (synth_module_prologue, get_arg_type_list, build_objc_method_call):
+       Update references to super_type.
+       * c-parse.in: (typespec_nonreserved_nonattr): Update
+       references to get_object_reference.
+       * objc/objc-tree.def: Add C mode identifier sequence.
+
+2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * loop-invariant.c: New file.
+       * Makefile.in (loop-invariant.o): New.
+       * cfgloop.h (global_cost_for_size, init_set_costs,
+       move_loop_invariants): Declare.
+       * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
+       functions.
+       (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
+       variables.
+       * common.opt (floop-optimize2, fmove-loop-invariants): New options.
+       * loop-init.c (loop_optimizer_init): Call init_set_costs.
+       * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
+       (rest_of_compilation): Check flag_loop_optimize2.
+       * toplev.c (process_options): Handle flag_loop_optimize2.
+       * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
+       * doc/passes.texi (loop-invariant.c): Document.
+
+2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
+
+2004-06-20  Richard Henderson  <rth@redhat.com>
+
+       * stmt.c (warn_if_unused_value): Add locus argument.
+       * tree.h (warn_if_unused_value): Update decl.
+       * c-typeck.c (internal_build_compound_expr): Update call.
+       * c-gimplify.c (gimplify_expr_stmt): Likewise.
+
+2004-06-20  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR middle-end/16089
+       * builtins.c (entry_of_function): Move to ...
+       * cfgrtl.c (entry_of_function): Here and make non-static.
+       * integrate.c (emit_initial_value_sets): Use entry_of_function.
+       * rtl.h (entry_of_function): Prototype.
+
+2004-06-20  Roger Sayle  <roger@eyesopen.com>
+
+       * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
+       (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
+       TARGET_DECOMPOSE_LEA.
+
+2004-06-20  Richard Henderson  <rth@redhat.com>
+
+       * c-common.h (add_decl_stmt): Move to cp-tree.h.
+       * c-decl.c (finish_decl): Don't use add_decl_stmt.
+       * c-parse.in: Likewise.
+       * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
+       (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
+       * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
+
+2004-06-20  Richard Henderson  <rth@redhat.com>
+
+       * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
+       * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
+       CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
+       (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
+       * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
+       * c-pretty-print.c (pp_c_statement): Similarly.
+       * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
+       gimplify_if_stmt): Move to cp-gimplify.c.
+       (c_genericize, c_gimplify_expr): Don't call them.
+       * c-semantics.c (push_cleanup): Move to cp/semantics.c.
+       * c-typeck.c (push_cleanup): New.
+       (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
+       c_finish_if_stmt): Use COND_EXPR.
+       * tree.h (CLEANUP_EH_ONLY): Update documentation.
+
+2004-06-20  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-common.h (has_c_linkage): New interface.
+       * c-cppbuiltin.c: Include target.h.
+       (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
+       __PRAGMA_EXTERN_PREFIX when appropriate.
+       * c-pragma.c: Include target.h.
+       Document clarified semantics of symbol-renaming #pragmas.
+       (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
+       (maybe_apply_renaming_pragma): Rewrite according to clarified
+       semantics.  Always recognize, but do not necessarily execute.
+       (init_pragma): Unconditionally register symbol-renaming pragmas.
+       * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
+       and HANDLE_PRAGMA_EXTERN_PREFIX.
+       * target.h (struct gcc_target): Add handle_pragma_redefine_extname
+       and handle_pragma_extern_prefix flags.
+       * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
+       and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
+       * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
+       * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
+       not HANDLE_PRAGMA_REDEFINE_EXTNAME.
+       (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
+       (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
+       * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
+       not HANDLE_PRAGMA_EXTERN_PREFIX.
+       (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
+       * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
+       into one section "Symbol-Renaming Pragmas"; clarify; document
+       adjusted semantics.
+
+       * builtins.c (expand_builtin): Do not issue error for a builtin
+       with no special case code and no DECL_ASSEMBLER_NAME; just do the
+       library call.
+       * c-decl.c (builtin_function): Don't call make_decl_rtl.
+       * c-objc-common.c (has_c_linkage): Stub implementation.
+       * cgraphunit.c (cgraph_expand_function)
+       (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
+
+2004-06-19  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
+       instead of both an ARGLIST and a result TYPE.  Handle these C99
+       comparison functions as "polymorphic" builtins.  Also handle
+       lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
+       (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
+       Move handling of BUILT_IN_ISUNORDERED from here to there.
+
+2004-06-19  Richard Henderson  <rth@redhat.com>
+
+       * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
+       * c-gimplify.c: Remove unnecessary prototypes.
+       (c_gimplify_stmt): Merge into ...
+       (c_gimplify_expr): ... here.  Don't play with prep_stmt.
+       * c-semantics.c (prep_stmt): Remove.
+       * gimplify.c (annotate_one_with_locus): Break out from ...
+       (annotate_all_with_locus): ... here.
+       (gimplify_expr): Add locus to expressions even if pre/post queues
+       are not present.
+
+2004-06-19  Richard Henderson  <rth@redhat.com>
+
+       PR target/15941
+       * function.c (assign_parms): If not padding upward or intentionally
+       forcing upward padding, take offset_rtx into account when determining
+       the alignment for stack_parm.
+
+2004-06-19  Richard Henderson  <rth@redhat.com>
+
+       PR target/15550
+       * ifcvt.c (noce_try_move): Recognize all generated instructions.
+
+2004-06-19  Jan Hubicka  <jh@suse.cz>
+
+       * function.c (free_after_compilation): Do not free computed_goto_common*.
+       * function.h (struct function): Kill computed_goto_common*.
+       * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
+       * tree-cfg.c (disband_implicit_edges): Do not forward across the
+       commonized computed goto.
+
+2004-06-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
+       in binutils.
+
+2004-06-19  Andrew Pinski  <apinski@apple.com>
+
+       PR c++/15721
+       * toplev.c (wrapup_global_declarations): Do not check
+       TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
+       cgraph_varpool_node's needed field.
+
+2004-06-19  Jan Hubicka  <jh@suse.cz>
+           Steven Bosscher  <stevenb@suse.de>
+
+       CFG transparent RTL expansion:
+       * Makefile.in (cfgexpand.o): New object file.
+       (builtins.o): Add dependency on basic-block.h
+       * builtins.c: Include basic-block.h
+       (entry_of_function): New function.
+       (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
+       * cfgexpand.c: New file.
+       * expr.c (execute_expand, pass_expand): Kill.
+       * pass.c (rest_of_compilation): Do not build CFG unless called from
+       coverage code.
+       * tree-cfg.c (delete_tree_cfg): Rename to..
+       (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
+       * tree-flow.h (delete_tree_cfg_annotations): Declare.
+       (dleete_tree_cfg): Kill.
+       * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
+       (execute_del_cfg): Rename to...
+       (execute_free_datastructures): This one...
+       (pass_del_cfg): Rename to...
+       (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
+       (init_tree_optimization_passes): Make cfg build and profiling to happen
+       unconditionally.
+
+2004-06-19  Steven Bosscher  <stevenb@suse.de>
+
+       * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
+       inserting the cache variables.
+
+       * tree-mudflap.c: Include headers to make basic_block available.
+       Move functions around such that related functions are near each
+       other.  Add prototypes for all static functions.  Add comments
+       briefly explaining what IR the mudflap1 and mudflap2 work on and
+       what they do.
+       (mudflap_function_decls): Rename to execute_mudflap_function_decls.
+       (mudflap_function_ops): Rename to execute_mudflap_function_ops.
+       (pass_mudflap_1, pass_mudflap_2): Update.
+       (mf_decl_cache_locals): Make it work on the CFG instead of the saved
+       function tree.
+       (mf_build_check_statement_for): Make it work on the CFG.
+       (mf_xform_derefs_1): Likewise.  Cleanup code style.
+       (mf_xform_derefs): Likewise.
+
+2004-06-19  Jan Hubicka  <jh@suse.cz>
+
+       * tree-cfg.c (label_to_block): Invent the label destination for
+       undefined labels.
+       (cleanup_dead_labels): Update table in the case label_to_block added
+       new label.
+
+2004-06-18  Richard Henderson  <rth@redhat.com>
+
+       PR c++/16036
+       * gimple-low.c (lower_function_body): Generate return statement for
+       fall off the end of the function here ...
+       * tree-cfg.c (make_edges): ... instead of here.
+       * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
+
+2004-06-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * tree-ssa.c (raise_value): Removed.
+       (get_eq_name, check_phi_redundancy): New functions.
+       (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
+
+2004-06-18  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
+       UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
+       constant folding for unordered comparison tree nodes.  If both
+       operands are real constants, call fold_relational_const.  If either
+       operand is a NaN, evaluate the other for side-effects and return a
+       constant.  Optimize (double)float1 CMP (double)float2 into the
+       equivalent float1 CMP float2.
+       (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
+       ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
+       LTGT_EXPR>: Call fold_relational_const for constant operands.
+       (fold_relational_const): Add support for unordered comparison tree
+       nodes.  Don't constant fold "ordered" floating point comparisons
+       against NaN if when flag_trapping_math is set.
+
+2004-06-19  Jakub Jelinek  <jakub@redhat.com>
+
+       * fold-const.c (build_range_check): If !in_p and recursive call
+       fails, exit immediately.  If high - low overflows and etype is
+       a signed type, retry with unsigned etype.
+       (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
+       to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
+
+2004-06-18  Richard Henderson  <rth@redhat.com>
+
+       * c-gimplify.c (gimplify_condition): Remove.
+       (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
+       call it.
+
+2004-06-18  Richard Henderson  <rth@redhat.com>
+
+       * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
+       switch estimates.
+
+2004-06-18  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
+       (NORMAL_TEXT_SECTION_NAME): Define.
+       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
+       (SECTION_FORMAT_STRING): Define.
+
+2004-06-18  Steven Bosscher  <stevenb@suse.de>
+
+       * config/xtensa/xtensa.c
+       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
+       * xtensa.md: Replace the old pipeline description with a DFA model.
+
+2004-06-18  Steven Bosscher  <stevenb@suse.de>
+           Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+       * config/s390/s390.md: Remove the generic pipeline description.
+       * config/s390/2064.md: Make all insn reservations apply to
+       the z900, g5 and g6.
+       * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
+       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+       Define to hook_int_void_1.
+       (s390_adjust_cost): Cleanup.  Don't check address dependency here.
+       (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
+
+2004-06-18  Daniel Berlin  <dberlin@dberlin.org>
+                       Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
+       (create_stmt_ann): Ditto.
+       (create_tree_ann): New function.
+       (create_cst_ann): Remove.
+       (create_expr_ann): Ditto.
+
+       * tree-flow-inline.h (cst_ann): Remove.
+       (get_cst_ann): Ditto.
+       (get_expr_ann): Ditto.
+       (expr_ann): Ditto.
+       (get_tree_ann): New function.
+       (tree_ann): Ditto.
+       (ann_type): tree_ann -> tree_ann_t.
+       * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
+       (struct cst_ann_d): Removed.
+       (struct expr_ann_d): Ditto.
+       (union tree_ann_d): Removed cst and expr.
+       (tree_ann): Renamed to tree_ann_t.
+       * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
+       * tree-ssa-pre.c (get_value_handle): Rewrite for single common
+       annotation.
+       (set_value_handle): Ditto.
+       (phi_translate): Ditto.
+       * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
+
+2004-06-18  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/t-linux64: New file.
+       * config.gcc: Add it to tmake_file for sh64*-*-linux*.
+
+2004-06-18  Paolo Bonzini  <bonzini@gnu.org>
+
+       * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
+       (unshare_all_rtl_again): Call unshare_all_rtl_1.
+       (unshare_all_rtl): New.
+       * function.c (instantiate_virtual_regs): Remove parameters.
+       * function.h (instantiate_virtual_regs): Add prototype.
+       * rtl.h (unshare_all_rtl): Add prototype.
+       * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
+       prototype.
+       * passes.c: Remove assertions on the parameters to
+       rest_of_handle_* functions.  Remove the parameters to
+       the functions, replacing decl with current_function_decl
+       and insns with get_insns ().
+
+2004-06-17  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (constant_boolean_node): Handle boolean_type_node
+       directly, return either boolean_true_node or boolean_false_node.
+
+2004-06-18  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * opts.sh: Delete.  Break out generated code to next four files.
+       * opt-gather.awk: New file.
+       * optc-gen.awk: New file.
+       * opth-gen.awk: New file.
+       * opt-functions.awk: New common file.
+       * Makefile.in: Update for above.
+       * configure.ac: Update comment.
+       * configure: Regenerate.
+
+2004-06-17  Richard Henderson  <rth@redhat.com>
+
+       * c-common.c (flag_objc_sjlj_exceptions): New.
+       * c-common.h (flag_objc_sjlj_exceptions): Declare.
+       * c-opts.c (c_common_handle_option): Set it.
+       (c_common_post_options): Handle interation of different
+       objective-c exception and runtime switches.
+       * c-decl.c (c_eh_initialized_p): New.
+       (finish_decl): Use it instead of local eh_initialized_p.
+       * c-parse.in (nested_function, notype_nested_function): Record
+       the result of compstmt.
+       (compstmt_or_error): Likewise.
+       (compstmt): Don't add_stmt the result.
+       (stmt): Don't return anything.  Rewrite objc try and sync rules.
+       (objc_try_stmt, objc_catch_list): Remove.
+       (objc_catch_block, objc_finally_block): Remove.
+       (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
+       (objc_try_catch_clause, objc_finally_clause): New.
+       (objc_try_catch_stmt): Rewrite.
+       * c-tree.h (c_eh_initialized_p): Declare.
+       * c-opt (fobjc-sjlj-exceptions): New.
+       * except.c (output_function_exception_table): Don't call cgraph
+       on non-decls.
+       * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
+       UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
+       catch_count_stack, exc_binding_stack, if_nesting_count,
+       blk_nesting_count, objc_enter_block, objc_exit_block,
+       objc_declare_variable, val_stack_push, val_stack_pop,
+       objc_build_try_enter_fragment, objc_build_extract_expr,
+       objc_build_try_exit_fragment, objc_build_extract_fragment,
+       objc_build_try_prologue, objc_build_try_epilogue,
+       objc_build_catch_stmt, objc_build_catch_epilogue,
+       objc_build_finally_prologue, objc_build_finally_epilogue,
+       objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
+       objc_build_synchronized_epilogue): Remove.
+       (objc_create_temporary_var, struct objc_try_context, cur_try_context,
+       objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
+       next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
+       next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
+       next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
+       objc_begin_catch_clause, objc_finish_catch_clause,
+       objc_build_finally_clause, objc_finish_try_stmt,
+       objc_build_synchronized): New.
+       (objc_is_object_id, objc_is_class_id): New.
+       (objc_comptypes): Use them.
+       (build_next_objc_exception_stuff): Break NeXT sjlj out from
+       build_objc_exception_stuff.
+       (synth_module_prologue): Update to match.
+       (objc_build_throw_stmt): Use cur_try_context to decide if
+       we're in a @catch.
+       * objc/objc-act.h: Update prototypes.
+       (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
+
+2004-06-17  Andrew Pinski <apinski@apple.com>
+
+       * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
+       Use TYPE_FIELDS instead of TYPE_VALUES.
+
+2004-06-17  Jason Merrill  <jason@redhat.com>
+
+       PR c++/16015
+       * gimplify.c (gimplify_target_expr): Handle void initializer.
+       * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
+       * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
+       and AGGR_INIT_EXPR.
+
+2004-06-17  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_relational_const): Use constant_boolean_node.
+
+2004-06-17  Jan Hubicka  <jh@suse.cz>
+
+       PR target/15433
+       * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
+       operand numbering in the output template.
+       (SSE DF cmov 0 splitter): The conditional is VOIDmode.
+
+2004-06-17  Jan Hubicka  <jh@suse.cz>
+
+       * except.c (can_throw_internal): Recognize RESX expresisons.
+
+2004-06-17  Jan Hubicka  <jh@suse.cz>
+
+       * cfgbuild.c (make_edges): Do not use label_value_list.
+       (find_basic_blocks_1): Do not collect label_value_list.
+       (find_sub_basic_blocks): Update call of make_edges.
+
+2004-06-17  Andrew MacLeod  <amacleod@redhat.com>
+
+       * tree-cfg.c (tree_make_forwarder_block):  Use SET_PHI_RESULT.
+       * tree-flow-inline.h (get_use_op_ptr):  Return a use_operand_p.
+       (get_use_from_ptr, get_def_from_ptr):  New.  Return operand pointers.
+       (get_def_op_ptr):  Return a def_operand_p instead of a 'tree *'.
+       (get_v_may_def_result_ptr):  Return a def_operand_p.
+       (get_v_may_def_op_ptr, get_vuse_op_ptr):   Return a use_operand_p.
+       (get_v_must_def_op_ptr):  Return a def_operand_p.
+       (get_phi_result_ptr):  New.  Return a pointer to the result of a PHI.
+       (get_phi_arg_def_ptr):  New.  Return a pointer to an argument of a PHI.
+       (phi_element_for_edge):  Remove.
+       * tree-flow.h (propagate_value, replace_exp):  Change prototype.
+       (propagate_tree_value):  Add new prototype.
+       (phi_element_for_edge):  Remove prototype.
+       * tree-into-ssa.c (mark_def_sites):  Use new operand types.
+       (prepare_operand_for_rename):  Split into two functions.
+       (prepare_use_operand_for_rename):  Prepare use operands.
+       (prepare_def_operand_for_rename):  Prepare def operands.
+       (rewrite_stmt):  Use new operand types.
+       (rewrite_operand):  Use new operand types, change parameter type.
+       * tree-outof-ssa.c (replace_variable):  Split into two functions.
+       (replace_use_variable):  Rewrite uses.
+       (replace_def_variable):  Rewrite defs.
+       (rewrite_trees, rewrite_vars_out_of_ssa):  Use new operand types.
+       * tree-phinodes.c (make_phi_node, resize_phi_node):  Use new types.
+       (add_phi_arg, remove_phi_arg_num):  Use new operand types.
+       * tree-ssa-ccp.c (substitute_and_fold):  Use new operand types.
+       (ccp_fold, replace_uses_in):  Use new operand types.
+       * tree-ssa-copy.c (replace_ssa_names):  Rename to replace_ssa_names_ann
+       and no longer set the value, change parameter type.
+       (replace_exp_1):  Use new operand types.
+       (propagate_value):  Change parameter type, use new operand types.
+       (propagate_tree_value):  Propagate_value without SSA operands.
+       (replace_exp, cprop_operand, cprop_into_stmt):  Use new operand types.
+       (cprop_into_successor_phis):  Use new operand types.
+       * tree-ssa-dom.c (thread_across_edge):  Use new operand types.
+       (eliminate_redundant_computations):  Use new operand types.
+       * tree-ssa-dse.c (fix_phi_uses):  Use new operand_types.
+       (fix_stmt_v_may_defs):  Use new operand_types.
+       * tree-ssa-live.c (create_ssa_var_map):  Use new operand_types.
+       (build_tree_conflict_graph):  Use new operand_types.
+       * tree-ssa-loop.c (duplicate_blocks):  Use PHI_ARG_DEF_FROM_EDGE.
+       * tree-ssa-operands.c (struct freelist_d):  Remove.
+       (check_optype_freelist, add_optype_freelist):  Remove.
+       (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
+       allocate_vuse_optype, allocate_v_must_def_optype):  Call ggc_alloc.
+       (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
+       Call ggc_free instead of add_optype_freelist.
+       (init_ssa_operands, fini_ssa_operands):  Remove free list code.
+       (finalize_ssa_defs, finalize_ssa_uses):  Set new use/def operands.
+       * tree-ssa-operands.h (struct def_optype_d):  Change underlying type.
+       (struct use_optype_d):  Change underlying type.
+       (def_operand_p, use_operand_p):  New types for pointers to operands.
+       (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
+       V_MUST_DEF_OP):  Use new pointer type instead of dereferencing directly.
+       (USE_FROM_PTR, DEF_FROM_PTR):  New macros to "dereference" operand
+       pointer types.
+       (SET_USE, SET_DEF):  New macros to set operands from their pointer.
+       (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
+       SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
+       (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT):  Macros to manage the
+       PHI result as an operand.
+       (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
+       PHI_ARG_DEF_PTR_FROM_EDGE):  Macros to manage the PHI arguments.
+       * tree-ssa-pre.c (eliminate):  Call propagate_tree_value.
+       * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis):  Use
+       PHI_ARG_DEF_FROM_EDGE.
+       * tree.h (PHI_RESULT):  Renamed to PHI_RESULT_TREE.
+       (PHI_ARG_DEF):  Renamed to PHI_ARG_DEF_TREE.
+
+2004-06-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       PR tree-optimization/15991
+       * tree-cfg.c (tree_block_label): Export.
+       * tree-flow-inline.h (bsi_after_labels): New function.
+       * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
+       * tree-ssa.c (propagate_into_addr): New function.
+       (replace_immediate_uses): Handle propagation of pointer constants.
+       (raise_value): Do not restrict propagation of pointer constants.
+       * tree-ssanames.c (duplicate_ssa_name): New function.
+       * tree.h (duplicate_ssa_name): Declare.
+
+2004-06-17  David Ayers  <d.ayers@inode.at>
+
+       * c-parse.in: Unify Objective-C token names.
+
+2004-06-17  Zack Weinberg  <zack@codesourcery.com>
+
+       Bug 14610
+       * Makefile.in (min-insn-modes.o): Correct dependencies.
+       * real.c (encode_ieee_extended, decode_ieee_extended): Always
+       produce/consume 12-byte little-endian Intel format.
+       (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
+       (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
+       (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
+       (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
+       New functions which convert between 12-byte little-endian Intel
+       format and the desired format.
+       (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
+       (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
+       Update.
+
+2004-06-17  Zack Weinberg  <zack@codesourcery.com>
+
+       * expmed.c (expand_mult_const): In sanity check, compare only
+       the bits of val and val_so_far that are significant in the
+       result mode.
+
+2004-06-17  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-ssa-pre.c:  Update comments.
+       (val_expr_pair_eq): Factor code from here.
+       (expr_pred_trans_eq): and here.
+       (expressions_equal_p): To here.
+       (print_value_set): Print value for expression.
+       (phi_trans_lookup): Rename some variables.
+       (lookup): Ditto.
+       (value_exists_in_set_bitmap): Ditto.
+       (value_remove_from_set_bitmap): Ditto.
+       (value_insert_into_set_bitmap): Ditto.
+
+2004-06-17  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390-modes.def (CCL3mode): New machine mode.
+       * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
+       (s390_alc_comparison, s390_slb_comparison): Likewise.
+       (s390_branch_condition_mask): Likewise.
+       * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
+       ("*subsi3_cc2", "*subsi3_cconly2"): New.
+
+       * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
+       ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
+       * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
+       Handle SIGN_EXTEND and ZERO_EXTEND.
+
+       * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
+       * config/s390/s390.c (s390_expand_addcc): New function.
+       * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
+       ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
+       ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
+
+2004-06-17  Ben Elliston  <bje@au.ibm.com>
+
+       * tree-alias-common.c: Add whitespace.
+       * tree-inline.c: Correct comment about this file's purpose.
+       * tree-optimize.c: Likewise.
+       * tree-tailcall.c: Likewise.
+
+       * tree-alias-ander.h: Add standard top-of-file comment.
+       * tree-alias-common.h: Likewise.
+       * tree-alias-type.h: Likewise.
+
+2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-ssa-pre.c (compute_avail): Value number uses as well.
+       Strip useless type conversions.
+       Casts have to be treated slightly different than normal unaries.
+
+2004-06-16  Richard Henderson  <rth@redhat.com>
+
+       * c-common.def (COMPOUND_STMT): Remove.
+       * c-common.c (finish_fname_decls): Don't look through it.
+       * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
+       * c-common.h (COMPOUND_BODY): Remove.
+       (c_common_stmt_codes): Remove COMPOUND_STMT.
+       * c-dump.c (c_dump_tree): Likewise.
+       * c-gimplify.c (c_gimplify_stmt): Likewise.
+       * c-pretty-print.c (pp_c_statement): Likewise.
+       * tree.h (DECL_SAVED_TREE): Update commentary.
+       * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
+       (CASE_LABEL_EXPR): Rename from CASE_LABEL.
+       (GOTO_EXPR): Rename from GOTO_STMT.
+       (GOTO_FAKE_P): Remove.
+       (COMPOUND_STMT): Remove.
+       (HANDLER): Update wrt COMPOUND_STMT.
+       (STMT_EXPR): Likewise.
+       (LABEL_EXPR): Rename from LABEL_STMT.
+       (SCOPE_STMT): Remove.
+       * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
+       through COMPOUND_STMT.
+
+2004-06-16  Richard Henderson  <rth@redhat.com>
+
+       * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
+       c_finish_while_stmt_cond): Remove decls.
+       * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
+       * c-typeck.c (c_begin_if_stmt): Return void.
+       (c_begin_else): Tidy.  Save stmt_count.
+       * c-tree.h (c_begin_if_stmt): Update decl.
+
+       * objc/objc-act.c (objc_build_try_enter_fragment,
+       objc_build_extract_fragment, objc_build_try_epilogue,
+       objc_build_catch_stmt, objc_build_catch_epilogue,
+       objc_build_finally_prologue, objc_build_finally_epilogue): Update
+       for if builder function changes.
+
+2004-06-16  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (struct machine_function):  New member
+       last_restore_gpr.
+       (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
+       Do not modify machine->save_return_addr_p or regs_ever_live.
+       Fill in machine->last_restore_gpr.
+       (s390_optimize_prolog): Use s390_frame_info to compute registers
+       to save/restore, remove duplicated code.
+       (s390_arg_frame_offset): Use s390_frame_info to compute frame
+       size, remove duplicated code.
+       (s390_emit_prologue): Adapt s390_frame_info call.  Update
+       machine->save_return_addr_p and regs_ever_live.
+       (s390_emit_epilogue): Use machine->last_restore_gpr instead of
+       machine->last_save_gpr.
+
+2004-06-16  Richard Henderson  <rth@redhat.com>
+
+       * c-parse.in (if_stmt_locus): Remove.
+       (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
+       (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
+       * c-typeck.c (if_elt): Sort by expected size.  Rename locus to
+       empty_locus.  Add stmt_count, saw_else.
+       (c_begin_if_stmt): Push if_stack here.
+       (c_finish_if_cond): Rename from c_expand_end_cond.  Record stmt_count.
+       (c_finish_then, c_finish_else): Record empty_locus.
+       (c_begin_else): Rename from c_expand_start_else.  Record stmt_count.
+       (c_finish_if_stmt): Rename from c_expand_end_cond.  Warn for empty
+       if or else body.
+       * c-tree.h: Update prototypes.
+
+2004-06-16  Steven Bosscher  <stevenb@suse.de>
+
+       * tree.h (PHI_CHAIN): New.
+       * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
+       tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
+       tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
+       tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
+       tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
+       when traversing a list of PHI_NODEs.
+
+2004-06-16  Bernardo Innocenti  <bernie@develer.com>
+
+       PR target/13292
+       * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
+       on -msoft-float.
+       (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
+       68040 and soft-float.
+       * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
+       in the TARGET_68040_ONLY case.
+
+2004-06-16 Peter Barada  <peter@the-baradas.com>
+
+       * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
+       (movsi_cf): Make named, don't match TARGET_CFV4.
+       (pushexthisi_const): Use mov3q if possible.
+       (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
+       to special case mvz.w for ColdFire V4.
+       (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
+       to special case mvz.b for ColdFire V4.
+       (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
+       divide.
+       (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
+       * config/m68k/m68k.c(valid_mov3q_const):  New function.
+       (const_method): SWAP is valid for ColdFire.
+       (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
+       * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
+
+2004-06-16  Richard Henderson  <rth@redhat.com>
+
+       * c-common.def (CASE_LABEL): Remove.
+       * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
+       (match_case_to_enum_1): Likewise.
+       * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
+       * c-dump.c (c_dump_tree): Likewise.
+       * c-gimplify.c (c_gimplify_stmt): Likewise.
+       * c-pretty-print.c (pp_c_statement): Likewise.
+       * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
+       * tree.h (CASE_LOW): Update commentary.
+
+2004-06-16  Richard Henderson  <rth@redhat.com>
+
+       * c-common.def (ASM_STMT): Remove.
+       * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
+       * c-dump.c (c_dump_tree): Likewise.
+       * c-gimplify.c (c_gimplify_stmt): Likewise.
+       * c-pretty-print.c (pp_c_statement): Likewise.
+       * c-typeck.c (build_asm_expr): Use ASM_EXPR.
+       * tree.h: Fix commentary.
+
+2004-06-16  Richard Henderson  <rth@redhat.com>
+
+       * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
+       * c-common.c (c_add_case_label): Use LABEL_EXPR.
+       * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
+       (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
+       * c-dump.c (c_dump_tree): Likewise.
+       * c-gimplify.c (c_gimplify_stmt): Likewise.
+       * c-pretty-print.c (pp_c_statement): Likewise.
+       * c-parse.in (stmt): Use GOTO_EXPR.
+       (label): Use LABEL_EXPR.
+       * c-semantics.c (build_stmt): Set TREE_TYPE to void.
+       * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
+
+2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * cfgcleanup.c (try_simplify_condjump): Update test to make
+       sure we have a conditional branch around am unconditional branch.
+
+2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
+
+2004-06-16  Dale Johannesen  <dalej@apple.com>
+
+       * loop.c (loop_givs_reduce): Avoid miscompilation of
+       loops entered at bottom.
+
+2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * cfglayout.c (fixup_reorder_chain): Handle case where the
+       destination of E_FALL is EXIT_BLOCK_PTR.
+
+2004-06-16  Vladimir Makarov  <vmakarov@redhat.com>
+
+       PR target/15653
+       * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
+       after shifts before asm.
+
+2004-06-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       PR tree-optimization/15993
+       * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
+       destination is unchanged.
+
+2004-06-16  Andreas Jaeger  <aj@suse.de>
+
+       * doc/install.texi (Configuration): Update description for
+       --enable-version-specific-runtime-libs.
+
+2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
+
+       * doc/install.texi: boehm-gc now uses automake 1.8.5.
+
+2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
+
+       * toplev.h (rest_of_compilation): Adjust prototype.
+
+2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
+
+       * coverage.c: Remove argument to rest_of_compilation.
+       * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
+       * passes.c (rest_of_compilation): Remove argument.
+       (pass_rest_of_compilation): New.
+       (rest_of_handle_final, rest_of_handle_delay_slots,
+       rest_of_handle_stack_regs, rest_of_handle_variable_tracking
+       rest_of_handle_machine_reorg, rest_of_handle_regrename
+       rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
+       rest_of_handle_regmove, rest_of_handle_tracer
+       rest_of_handle_if_conversion, rest_of_handle_if_after_combine
+       rest_of_handle_web, rest_of_handle_branch_prob
+       rest_of_handle_value_profile_transformations, rest_of_handle_cfg
+       rest_of_handle_addressof, rest_of_handle_jump_bypass
+       rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
+       Check that the two arguments are actually superfluous.
+       * tree-optimize.c (register_dump_files): Add properties argument.
+       Track validity of passes.  Only initialize dump files for
+       tree-based passes.  Store the full set of provided passes in
+       the pass.
+       (init_tree_optimization_passes): Register pass_expand and
+       pass_rest_of_compilation.
+       (execute_one_pass): Do not track the presence of required properties
+       here.  Set in_gimple_form.  Do not update current_properties.
+       (current_properties): Remove.
+       (set_save_expr_context): Remove.
+       (tree_rest_of_compilation): Do not set in_gimple_form.  Do not
+       expand to RTL here, and do not call rest_of_compilation.  Push
+       GGC context even before gimplification.
+       * tree-pass.h (PROP_rtl, PROP_trees): New flags.
+       (pass_expand, pass_rest_of_compilation): Declare.
+
+2004-06-15  Jeff Law  <law@redhat.com>
+
+       * fold-const.c (swap_tree_comparison): No longer static.
+       (tree_swap_operands_p): Similarly.  Return true if both operands
+       are SSA_NAMEs and the first operand has a higher version number than
+       the second operand.
+       * tree.h (swap_tree_comparison): Prototype.
+       (tree_swap_operands_p): Prototype.
+       * tree-ssa-operands.c (get_expr_operands): For commutative
+       operators and relational comparisons, canonicalize the
+       order of the operands.
+
+2004-06-15  Richard Henderson  <rth@redhat.com>
+
+       * c-common.c (lang_gimplify_stmt): Remove next_p argument.
+       (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
+       c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
+       c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
+       (finish_fname_decls, fname_decl): Use statement_lists.
+       (c_expand_expr_stmt): Don't set last_expr_type.
+       (c_type_hash): Fix indentation.
+       (c_safe_from_p): Don't follow TREE_CHAIN.
+       (c_tree_chain_matters_p): Remove.
+       * c-common.def (SCOPE_STMT): Remove.
+       (CLEANUP_STMT): Redefine to contain its own body.
+       * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
+       x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
+       Add x_cur_stmt_list.
+       (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
+       (cur_stmt_list): New.
+       (STATEMENT_LIST_STMT_EXPR): New.
+       (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
+       SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
+       (CLEANUP_BODY): New.
+       (CLEANUP_DECL): Move to operand 2.
+       (c_common_stmt_codes): Remove SCOPE_STMT.
+       (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
+       * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
+       (c_push_function_context, c_pop_function_context): Don't save it.
+       (finish_decl): Set TREE_USED on the decl for a cleanup.
+       Use push_cleanup.
+       (store_parm_decls): Use statement lists.
+       (finish_function): Remove compstmt rule workaround.  Use statement
+       lists.  Call finish_fname_decls after finalizing the body.
+       (c_begin_compound_stmt): Move to c-typeck.c.
+       * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
+       * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
+       (c_genericize): Invoke them.
+       (c_gimplify_stmt): Don't look through TREE_CHAIN.  Kill SCOPE_STMT.
+       (c_build_bind_expr): Export.
+       (gimplify_block, gimplify_cleanup): Remove.
+       (gimplify_condition): Use gimplify_stmt.
+       (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
+       (gimplify_if_stmt): Remove recursion hack.
+       (c_gimplify_expr): Remove STMT_EXPR handling.
+       (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
+       (is_last_stmt_of_scope): Remove.
+       * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
+       * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
+       c_end_compound_stmt.
+       * c-objc-common.c (build_cdtor): Likewise.
+       * c-parse.in (primary): Use c_finish_stmt_expr.
+       (push_scope, pop_scope): Remove.
+       (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
+       (c99_block_end, compstmt): Use c_end_compound_stmt.
+       (c99_block_lineno_labeled_stmt): Likewise.
+       (compstmt_primary_start): Use c_begin_stmt_expr.
+       (simple_if, select_or_iter_stmt): Update calls to stmt builders.
+       (do_stmt_start): Fill in body directly.
+       (lineno_stmt): Avoid setting lineno on constants.
+       * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
+       Remove SCOPE_STMT.
+       * c-semantics.c (begin_stmt_tree): Remove.
+       (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
+       (add_stmt): Use statement lists.
+       (add_scope_stmt, finish_stmt_tree): Remove.
+       (push_cleanup): New.
+       * c-tree.h: Move some decls from c-common.h.
+       * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
+       (do_case, c_finish_case): Likewise.
+       (c_finish_then): Take body for then as argument.
+       (c_finish_else): Similarly.
+       (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
+       c_finish_for_stmt_incr, c_finish_for_stmt): New.
+       (c_begin_stmt_expr, c_finish_stmt_expr): New.
+       (c_begin_compound_stmt): Do scope management.
+       (c_end_compound_stmt): New.
+       * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
+       * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
+       Look through exception handling constructs.
+       (gimplify_bind_expr): Accept temporary argument.
+       (gimplify_target_expr): Special case BIND_EXPR bodies.
+       (gimplify_expr): Handle fallback == fb_none like a statement.
+       * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
+       * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
+       * langhooks.h (tree_chain_matters_p): Remove.
+       * stub-objc.c (objc_clear_super_receiver): New.
+       * tree-gimple.h (voidify_wrapper_expr): Update decl.
+       (append_to_statement_list, append_to_statement_list_force): Move
+       to tree-iterator.h.
+       * tree-inline.c (expand_call_inline): Update call.
+       (clone_body): Use statement lists.
+       (walk_tree): Don't check tree_chain_matters_p.
+       (copy_tree_r): Likewise.
+       * tree-iterator.c (alloc_stmt_list): Clear lang bits.
+       (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
+       * tree-iterator.h (append_to_statement_list,
+       append_to_statement_list_force): Moved from tree-gimple.h.
+       * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
+       * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
+       (objc_enter_block): Likewise.
+       (objc_exit_block): Use c_end_compound_stmt.
+       (objc_build_try_enter_fragment): Add #error and comment for
+       rewriting for OBJCPLUS.
+       (objc_build_extract_fragment, objc_build_try_epilogue,
+       objc_build_catch_stmt, objc_build_finally_prologue,
+       objc_build_finally_epilogue): Update for C statement builders.
+       * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
+       Remove.
+
+2004-06-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * df.c (df_reg_clobber_gen): Removed.
+       (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
+       Make more effective for hard regs.
+       * ra-build.c (livethrough_conflicts_bb): Check contains_call.
+
+2004-06-15  Alexandre Oliva  <aoliva@redhat.com>
+
+       * c-pragma.h (c_lex_string_translate): Change type to int.
+       * c-parse.in: Change all assignments of c_lex_string_translate
+       to true and false to 1 and 0.
+       * c-lex.c (c_lex_string_translate): Likewise.
+       (lex_string): Convert string without translation in the -1
+       case.
+
+2004-06-15  Mark G. Adams  <mark.g.adams@sympatico.ca>
+
+       * convert.h: Add include guards
+
+2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-flow-inline.h: Document all functions.
+
+2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
+       * tree-dfa.c (create_stmt_ann): Ditto.
+       * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
+       * tree-inline.c (estimate_num_insns_1): Ditto.
+       * tree.c (tree_size): Ditto.
+       (make_node_stat): Ditto.
+       (tree_node_structure): Ditto.
+       (ephi_node_elt_check_failed): Remove.
+       (is_essa_node): Ditto.
+       * tree.def (EPHI_NODE): Ditto.
+       (EEXIT_NODE): Ditto.
+       (EUSE_NODE): Ditto.
+       (EKILL_NODE): Ditto.
+       * tree.h (EREF_NODE_CHECK): Remove.
+       (EPHI_NODE_ELT_CHECK): Ditto.
+       (struct tree_eref_common): Ditto.
+       (struct tree_euse_node): Ditto.
+       (struct ephi_arg_d): Ditto.
+       (struct tree_ephi_node): Ditto.
+       (ephi_node_elt_check_failed): Remove prototype.
+       (is_essa_node): Ditto.
+       (enum tree_node_structure_enum): Remove TS_E*_NODE.
+       (union tree_node): Remove E*_NODE uses.
+
+2004-06-15  Jerry Quinn  <jlquinn@optonline.net>
+
+       * alias.c (record_set, record_base_value, canon_rtx, get_addr,
+       nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
+       * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
+       Likewise.
+       * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
+       expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
+       expand_builtin_strcmp, expand_builtin_strncmp,
+       expand_builtin_frame_address): Likewise.
+       * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
+       insert_one_insn): Likewise.
+       * calls.c (prepare_call_address, precompute_register_parameters,
+       precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
+       * cfganal.c (flow_active_insn_p): Likewise.
+       * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
+       combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
+       subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
+       make_extraction, recog_for_combine, gen_lowpart_for_combine,
+       simplify_comparison, record_dead_and_set_regs_1,
+       record_dead_and_set_regs, record_promoted_value,
+       check_promoted_subreg, get_last_value_validate, get_last_value,
+       reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
+       unmentioned_reg_p_1): Likewise.
+       * conflict.c (mark_reg): Likewise.
+       * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
+       mention_regs, insert_regs, lookup, lookup_for_remove, insert,
+       merge_equiv_classes, flush_hash_table, invalidate,
+       remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
+       invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
+       cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
+       record_jump_cond, cse_insn, addr_affects_sp_p,
+       invalidate_from_clobbers, cse_process_notes, cse_around_loop,
+       cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
+       cse_cc_succs, cse_condition_code_reg): Likewise.
+       * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
+       cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
+       cselib_record_set, cselib_record_sets): Likewise.
+       * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
+       dbxout_block): Likewise.
+       * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
+       * dojump.c (do_jump): Likewise.
+       * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
+       is_based_loc, rtl_for_decl_location): Likewise.
+       * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
+       set_decl_incoming_rtl, mark_user_reg): Likewise.
+       * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
+       copy_to_suggested_reg, allocate_dynamic_stack_space,
+       probe_stack_range, hard_function_value): Likewise.
+       * expmed.c (store_bit_field, store_fixed_bit_field,
+       store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
+       extract_split_bit_field, expand_divmod, emit_store_flag_force):
+       Likewise.
+       * expr.c (convert_move, convert_modes,
+       block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
+       use_group_regs, emit_move_insn, emit_move_insn_1,
+       compress_float_constant, push_block, emit_single_push_insn,
+       emit_push_insn, get_subtarget, expand_assignment, store_expr,
+       store_constructor, store_field, force_operand, safe_from_p,
+       expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
+       Likewise.
+       * final.c (profile_function, final_scan_insn, alter_subreg,
+       get_mem_expr_from_op, output_asm_operand_names, output_operand,
+       only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
+       * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
+       find_regno_partial, propagate_one_insn, init_propagate_block_info,
+       insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
+       attempt_auto_inc, find_auto_inc, mark_used_regs,
+       count_or_remove_death_notes_bb): Likewise.
+       * function.c (find_temp_slot_from_address, update_temp_slot_address,
+       preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
+       fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
+       put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
+       purge_single_hard_subreg_set, instantiate_decl,
+       instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
+       promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
+       setjmp_protect, setjmp_protect_args, fix_lexical_addr,
+       expand_function_start, diddle_return_value, clobber_return_register,
+       expand_function_end, keep_stack_depressed, handle_epilogue_set,
+       update_epilogue_consts): Likewise.
+       * genemit.c (gen_exp, gen_insn): Likewise.
+       * genrecog.c (make_insn_sequence): Likewise.
+       * global.c (global_conflicts, expand_preferences, mark_reg_store,
+       mark_reg_conflicts, set_preference, reg_becomes_live,
+       build_insn_chain, mark_reg_change): Likewise.
+       * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
+       Likewise.
+       * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
+       Likewise.
+       * integrate.c (copy_rtx_and_substitute, try_constants,
+       subst_constants, mark_stores, allocate_initial_values): Likewise.
+       * jump.c (reversed_comparison_code_parts, delete_prior_computation,
+       delete_computation, rtx_renumbered_equal_p, true_regnum,
+       reg_or_subregno): Likewise.
+       * lcm.c (reg_dies, reg_becomes_live): Likewise.
+       * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
+       update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
+       wipe_dead_reg, no_conflict_p): Likewise.
+       * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
+       iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
+       simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
+       * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
+       move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
+       find_single_use_in_loop, count_one_set, loop_bivs_init_find,
+       loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
+       valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
+       loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
+       maybe_eliminate_biv_1, record_initial, update_reg_last_use,
+       canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
+       try_swap_copy_prop): Likewise.
+       * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
+       expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
+       Likewise.
+       * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
+       reload_cse_simplify_operands, reload_combine,
+       reload_combine_note_store, reload_combine_note_use,
+       reload_cse_move2add, move2add_note_store): Likewise.
+       * print-rtl.c (print_rtx): Likewise.
+       * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
+       contains_pseudo, handle_asm_insn): Likewise.
+       * ra-debug.c (ra_print_rtx_object, dump_constraints,
+       dump_static_insn_cost): Likewise.
+       * ra-rewrite.c (slots_overlap_p, emit_colors,
+       remove_suspicious_death_notes): Likewise.
+       * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
+       register_operand, scratch_operand, nonmemory_operand,
+       constrain_operands): Likewise.
+       * reg-stack (check_asm_stack_operands, remove_regno_note,
+       emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
+       subst_asm_stack_regs): Likewise.
+       * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
+       record_address_regs, reg_scan_mark_refs): Likewise.
+       * regmove.c (discover_flags_reg, replacement_quality,
+       copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
+       fixup_match_1): Likewise.
+       * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
+       kill_set_value, copyprop_hardreg_forward_1): Likewise.
+       * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
+       reload_inner_reg_of_subreg, can_reload_into, push_reload,
+       combine_reloads, find_dummy_reload, hard_reg_set_here_p,
+       operands_match_p, decompose, find_reloads, find_reloads_toplev,
+       find_reloads_address, subst_indexed_address, find_reloads_address_1,
+       find_reloads_subreg_address, find_replacement,
+       refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
+       refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
+       * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
+       find_reg, delete_dead_insn, alter_reg, eliminate_regs,
+       elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
+       forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
+       emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
+       do_output_reload, emit_reload_insns, gen_reload,
+       delete_address_reloads_1, inc_for_reload): Likewise.
+       * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
+       update_reg_unused_notes, fill_slots_from_thread): Likewise.
+       * resource.c (update_live_status, mark_referenced_resources,
+       mark_set_resources, mark_target_live_regs): Likewise.
+       * rtlanal.c (nonzero_address_p, get_jump_table_offset,
+       global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
+       reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
+       note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
+       find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
+       parms_set, find_first_parameter_load, keep_with_call_p,
+       hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
+       num_sign_bit_copies1): Likewise.
+       * rtlhooks.c (gen_lowpart_general): Likewise.
+       * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
+       sched_analyze): Likewise.
+       * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
+       Likewise.
+       * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
+       * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
+       simplify_binary_operation, simplify_const_relational_operation,
+       simplify_subreg): Likewise.
+       * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
+       expand_end_stmt_expr, expand_return, expand_decl,
+       expand_anon_union_decl): Likewise.
+       * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
+       find_splittable_regs, find_splittable_givs, find_common_reg_term,
+       loop_iterations): Likewise.
+       * var-tracking.c (variable_union, variable_part_different_p,
+       variable_different_p, count_uses, add_uses, add_stores,
+       compute_bb_dataflow, set_variable_part, delete_variable_part,
+       emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
+       Likewise.
+       * varasm.c (assemble_variable): Likewise.
+
+2004-06-15  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
+       definition.
+       * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
+       #undef and #if 0'd definition.
+
+2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * combine.c (distribute_notes): Comment typo fix.
+
+2004-06-15  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (synth_mult): Mask bits of the multiplier to the
+       machine mode of the multiplication.  Don't consider shifts
+       by more than (or equal to) the width of the operation's mode.
+
+2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
+
+       * doc/install.texi: Yet another update for autoconf
+       and automake versions.
+
+2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
+
+       * function.h (struct function): Remove cannot_inline field.
+       (current_function_cannot_inline): Remove.
+       * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
+       Simplify conditionals to ignore warn_return_type.
+       * tree-optimize.c (tree_rest_of_compilation): Do not reset
+       DECL_DEFER_OUTPUT.
+       * objc/objc-act.c (build_module_descriptor, finish_method_def):
+       Do not set current_function_cannot_inline.
+
+2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * cfglayout.c (fixup_reorder_chain): Handle case where the
+       destination of E_TAKEN is EXIT_BLOCK_PTR.
+
+2004-06-15  Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
+
+2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
+
+       * fold-const.c (operand_equal_p): Update comment.
+
+2004-06-15  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
+       (INCOMING_RETURN_ADDR_RTX): Define.
+       * config/m32r/m32r-protos.h (m32r_return_addr): Added.
+       * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
+       __builtin_return_address(0).
+       (m32r_return_addr): Added for __builtin_return_address(0).
+       (m32r_reload_lr): Ditto.
+
+       * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
+
+2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
+
+       * doc/install.texi (Prerequisites): Update libbanshee,
+       fastjar, libcpp, libjava/libltdl entries to
+       automake 1.8.5.
+
+2004-06-15  Eric Botcazou  <ebotcazou@act-europe.fr>
+           Olivier Hainque  <hainque@act-europe.fr>
+
+       * function.c (fixup_var_refs): Also adjust the start of sequence
+       after fixing up the insns.
+
+2004-06-15  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
+
+       * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
+
+2004-06-14  Benjamin Kosnik  <bkoz@redhat.com>
+
+       * doc/install.texi (Prerequisites): Update libstdc++ entry to
+       automake 1.8.5.
+
+2004-06-14  Eric Christopher  <echristo@redhat.com>
+
+       * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
+       to -mtpf-trace (-mno-tpf-trace).
+       * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
+       documentation.
+
+2004-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * real.c: Fix bit count in head comment.
+
+2004-06-14  Jeff Law  <law@redhat.com>
+
+       * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
+       PHIs where the destination or an argument is marked with
+       SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
+
+2004-06-14  Jakub Jelinek  <jakub@redhat.com>
+
+       PR middle-end/15945
+       * simplify-rtx.c (simplify_binary_operation): Don't optimize out
+       Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
+
+2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * opts.sh (var_args): Fix regexp.
+
+2004-06-14  Jakub Jelinek  <jakub@redhat.com>
+
+       PR target/15178
+       * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
+
+2004-06-14  Paul Brook  <paul@codesourcery.com>
+
+       * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
+
+2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * Makefile.in (FLAGS_H): New.
+       (flags.h): Replace by FLAGS_H.
+       * c.opt: Document Var, VarExists, Init and Report attributes.
+       * common.opt: Fill the values of the attributes.
+       * diagnostic.c (flag_fatal_errors): Do not define.
+       * except.c (flag_non_call_exceptions): Do not define.
+       * flags.h: Include options.h.  Remove declarations conflicting with
+       the automatically defined ones.
+       * opts.c: Remove automatically defined variables.
+       (handle_option): Perform default initialization.
+       (common_handle_option): Do not handle options covered by the
+       default initialization.
+       * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
+       fields.
+       (CL_REPORT): New.
+       * opts.sh: Generate variable declarations, handle CL_REPORT.
+       * toplev.c: Remove automatically defined variables.
+       (f_options): Removed.
+       (print_switch_values): Use cl_options instead of f_options.
+       * toplev.h (version_flag): Declaration removed.
+
+2004-06-14  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * config/sparc/sparc.h: Correct comment about availability of
+       little endian option.
+
+       * config.gcc: Remove sparc64-*-aout*.
+       * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
+       * config/sparc/sp64-aout.h: Remove.
+       * config/sparc/aout.h: Remove.
+
+2004-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c: Include "tree-gimple.h".
+       (s390_gimplify_va_arg): New function.
+       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+       (s390_va_arg): Remove.
+       * config/s390/s390-protos.h (s390_va_arg): Remove.
+       * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
+
+2004-06-14  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * basic-block.h (could_fall_through): Declare.
+       * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
+       Fail if the source already has a fallthrough edge to the exit
+       block pointer.
+       (could_fall_through): New function.
+       * cfgbuild.c (make_edges): Check if we already have a fallthrough
+       edge to the exit block pointer.
+       * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
+       not called before reload has completed.
+       Handle special case of first block having a fall-through exit edge.
+       (cfg_layout_finalize): Don't call it before reload or if we have
+       rtl epilogues.
+       (fixup_reorder_chain): A fall through to the exit block does not
+       require the block to come last.  Add sanity checks.
+       * cfgrtl.c (rtl_split_edge): Add special handling of fall through
+       edges to the exit block.
+       * function.c (cfglayout.h): #include.
+       (thread_prologue_and_epilogue_insns): If we have neither return nor
+       epilogue, but a fall through to the exit block from mid-function,
+       force a non-fall-through exit.
+       * Makefile.in (function.o): Depend on CFGLAYOUT_H.
+
+2004-06-14  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
+       for power5 and rs64a.  Correct condition for default.  Correct power3,
+       620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries.  Add -many.
+
+2004-06-13  Steven Bosscher <stevenb@suse.de>
+
+       * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
+       Revert previous change, don't use CALL_P.
+
+2004-06-13  Jason Merrill  <jason@redhat.com>
+
+       * tree.h: Move std_gimplify_va_arg_expr protoype here.
+       * tree-gimple.h: From here.
+
+2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
+
+       Fix PR tree-optimization/15979
+       Fix PR tree-optimization/15981
+       * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
+       try to insert values undefined along some path.
+
+2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
+       are available everywhere too.
+
+2004-06-13  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * fold-const.c (fold_checksum_tree <case 't'>): Only
+       look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
+       Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
+       EXPR is an INTEGERAL_TYPE or a scalar float type.
+
+2004-06-13  Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-sra.c (tree_sra): Update documentation.
+
+2004-06-13  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
+       function_types_compatible_p, type_lists_compatible_p): Remove
+       flags parameter.
+       * c-tree.h (comptypes): Likewise.
+       (COMPARE_STRICT): Remove.
+       * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
+       callers changed.
+
+2004-06-13  Eric Christopher  <echristo@redhat.com>
+
+       * c-decl.c (diagnose_mismatched_decls): Improve error message.
+       Remove unused code.
+       * c-typeck.c (comptypes): Add location in standard we're checking.
+
+2004-06-13  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
+       version 3.3.4.
+
+2004-06-12  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
+       index by machine mode.
+       (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
+       tables inside the loop over machine modes.
+       (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
+       expand_divmod): Index shift*_cost by the appropriate machine mode.
+
+2004-06-12  Eric Christopher  <echristo@redhat.com>
+
+       * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
+       * config/s390/s390.md: Ditto.
+       * config/s390/s390.c: Ditto.
+       (s390_frame_info): Conditionalize frame and setup info on
+       TARGET_TPF_PROFILING.
+       (s390_arg_frame_offset): Ditto.
+
+2004-06-12  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (omit_two_operands): New function.
+       * tree.h (omit_two_operands): Prototype here.
+       * builtins.c (fold_builtin_unordered_cmp): New function to lower
+       C99 unordered comparison builtins to the appropriate tree nodes.
+       (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
+       BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
+       BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER.  Manually lower
+       BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
+       (simplify_builtin_memcmp, simplify_builtin_strncmp,
+       simplify_builtin_strncat, simplify_builtin_strspn): Use the new
+       omit_two_operands function to build the required COMPOUND_EXPRs.
+
+2004-06-12  Steven Bosscher <stevenb@suse.de>,
+           Andreas Jaeger  <aj@suse.de>
+
+       * gcse.c (record_set_info): Use predicates like REG_P.
+       (mems_conflict_for_gcse_p): Likewise.
+       (load_killed_in_block_p): Likewise.
+       (hash_expr_1): Likewise.
+       (insert_set_in_table): Likewise.
+       (gcse_constant_p): Likewise.
+       (hash_scan_set): Likewise.
+       (hash_scan_insn): Likewise.
+       (canon_list_insert): Likewise.
+       (record_last_mem_set_info): Likewise.
+       (record_last_set_info): Likewise.
+       (compute_hash_table_work): Likewise.
+       (mark_set): Likewise.
+       (mark_clobber): Likewise.
+       (mark_oprs_set): Likewise.
+       (compute_transp): Likewise.
+       (find_avail_set): Likewise.
+       (cprop_insn): Likewise.
+       (do_local_cprop): Likewise.
+       (cprop): Likewise.
+       (find_implicit_sets): Likewise.
+       (find_bypass_set): Likewise.
+       (bypass_conditional_jumps): Likewise.
+       (insert_insn_end_bb): Likewise.
+       (pre_insert_copy_insn): Likewise.
+       (compute_transpout): Likewise.
+       (next_ls_expr): Likewise.
+       (invalidate_any_buried_refs): Likewise.
+       (compute_ld_motion_mems): Likewise.
+       (reg_set_info): Likewise.
+       (reg_clear_last_set): Likewise.
+       (find_moveable_store): Likewise.
+       (compute_store_table): Likewise.
+       (find_loads): Likewise.
+       (store_killed_in_insn): Likewise.
+       (insert_insn_start_bb): Likewise.
+       (reg_set_between_after_reload_p): Likewise.
+       (reg_used_between_after_reload_p): Likewise.
+       (is_jump_table_basic_block): Likewise.
+       (gcse_after_reload): Likewise.
+       (hash_scan_set_after_reload): Likewise.
+       (compute_hash_table_after_reload): Likewise.
+
+2004-06-12  Steven Bosscher  <stevenb@suse.de>
+
+       * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
+       (INSN_P): Don't look at the rtx code class, just explicitly
+       check for one of the tree RTX_INSN codes.
+
+2004-06-11  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-typeck.c (default_function_array_conversion): Use
+       build_pointer_type not TYPE_POINTER_TO.
+
+2004-06-11  Zack Weinberg  <zack@codesourcery.com>
+
+       * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
+       * configure, config.in: Regenerate.
+       * system.h: Unconditionally define bool as unsigned char,
+       BOOL_BITFIELD as unsigned int.
+       * domwalk.h: Use BOOL_BITFIELD.
+
+2004-06-12  Andreas Jaeger  <aj@suse.de>
+
+       * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
+       * libgcc-darwin.ver: Likewise.
+
+2004-06-12  Peter Jakubek  <peter@laseranimation.com>
+
+       * reload.c (find_reloads): Force reload for pseudo registers on big
+       endian machines.
+
+2004-06-11  Steven Bosscher <stevenb@suse.de>
+
+       * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
+       Don't try to mark anything control dependent on the entry or
+       exit blocks.
+
+2004-06-11  Daniel Berlin  <dberlin@dberlin.org>
+
+       Fix Bug 15899
+       Fix Bug 15460
+       * tree.h (SSA_NAME_VALUE): New macro.
+       (struct tree_ssa_name): Add value_handle member.
+       * tree-ssa-pre.c: Replaced.
+       * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
+       (struct cst_ann_d): New.
+       (struct expr_ann_d): New.
+       (union tree_ann_d): Add cst_ann, expr_ann.
+       * tree-dfa.c (create_cst_ann): New function.
+       (create_expr_ann): Ditto.
+       * tree-flow-inline.h (cst_ann): New function.
+       (expr_ann): Ditto.
+       (get_cst_ann): Ditto.
+       (get_expr_ann): Ditto..
+
+2004-06-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
+       * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
+       _U_Qfcmp library function.
+       (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
+       _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
+
+       * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
+       unspec used for loading address from DLT.
+       * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
+       Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
+       Don't use short code sequence when loading the address of a nonlocal
+       label.
+       (nonlocal_goto): New expander.
+       (indirect_goto): New jump pattern for nonlocal gotos.
+       (short_jump): Remove extra whitespace.
+       (builtin_longjmp): Clobber memory and hard frame pointer.  Restore
+       frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
+       pattern.
+
+2004-06-11  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (synth_mult): Add an additional MODE argument for the
+       machine mode of the multiplication.  Update recursive calls.  Use
+       mode instead of word_mode for determining operation costs.
+       (choose_mult_variant): Update calls to synth_mult with "mode".
+
+2004-06-11  Richard Henderson  <rth@redhat.com>
+
+       * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
+       and makes_aliased_stores.
+
+2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * doc/install.text (--enable-shared): Fix typo.
+
+2004-06-11  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
+       argument.  Use internal post for call to gimplify_expr.  Tidy
+       rounded type size computation.
+       (alpha_gimplify_va_arg): Use get_formal_tmp_var and
+       get_initialized_tmp_var.
+
+2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * doc/install.texi (--enable-shared): Update libobjc's shared library
+       status.  Remove reference to libf2c.
+
+2004-06-11  Jason Merrill  <jason@redhat.com>
+
+       * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+       * config/i386/i386.c (ix86_va_arg): Remove.
+       * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+       * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
+       * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+       * config/alpha/alpha.c (alpha_va_arg): Remove.
+       * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+       * config/sparc/sparc.c (sparc_va_arg): Remove.
+
+       * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
+       assignment might throw.
+       * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
+       expressions.
+
+2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>
+
+       PR 15886:
+       * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
+
+2004-06-11  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/install.texi (Prerequisites): Update documentation of
+       required versions of autoconf and automake.  Remove mention of
+       libf2c.
+
+2004-06-11  Jason Merrill  <jason@redhat.com>
+
+       * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
+       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+
+2004-06-11  Jerry Quinn  <jlquinn@optonline.net>
+
+       * typeclass.h: Add GPL plus exception license.  Add include
+       guard.
+
+2004-06-10  Jason Merrill  <jason@redhat.com>
+
+       * gimplify.c (gimplify_modify_expr): Don't force a temporary
+       of an aggregate_value_p type.
+
+2004-06-10  Jeff Law  <law@redhat.com>
+
+       * fold-const.c (fold_inf_compare): Avoid creating non-gimple
+       code when we are in gimple form.
+
+2004-06-10  Diego Novillo  <dnovillo@redhat.com>
+
+       * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
+       * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
+       (highest_ssa_version): Remove.
+       * tree-outof-ssa.c (new_temp_expr_table): Replace
+       highest_ssa_version with num_ssa_names.
+       (dump_replaceable_exprs): Likewise.
+       (rewrite_vars_out_of_ssa): Likewise.
+       * tree-ssa-ccp.c (initialize): Likewise
+       * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
+       * tree-ssa-dce.c (tree_dce_init): Likewise.
+       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
+       * tree-ssa-live.c (create_ssa_var_map): Likewise.
+       (dump_var_map): Likewise.
+       * tree-ssa.c (verify_ssa): Likewise.
+       (kill_redundant_phi_nodes): Likewise.
+       Do not build a local array of SSA_NAMEs.  Use the ssa_names table.
+       * tree-ssanames.c: Include tree-flow.h
+       (ssa_names): New varray.
+       (init_ssa_names): Initialize ssa_names.
+       Reserve the first slot of the ssa_names table.
+       (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
+       Assign version numbers using num_ssa_names.
+
+2004-06-10  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/sourcebuild.texi (Front End): Add details of more
+       installation documentation required.
+
+2004-06-10  Brian Booth  <bbooth@redhat.com>
+
+       * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
+       of V_MAY_DEF and V_MUST_DEF.
+       * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
+       num_vdefs to num_v_may_defs.
+       (compute_immediate_uses_for_stmt): Rename occurences of vdef
+       to v_may_def.
+       (redirect_immediate_uses): Ditto.
+       (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
+       (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
+       Also add code to sum up the number of v_must_defs.
+       (vdefs_disappeared_p): Replace with...
+       (v_may_defs_disappeared_p): This.
+       (v_must_defs_disappeared_p): New function.
+       (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
+       Also add code to mark new variables found in V_MUST_DEFs for
+       renameing.
+       * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
+       vdef_ops to v_may_def_ops.
+       (get_vdef_ops): Replace with...
+       (get_v_may_def_ops): This.
+       * tree-flow-inline.h (get_vdef_ops): Replace with...
+       (get_v_may_def_ops): This.
+       (get_v_must_def_ops): New function.
+       (get_vdef_result_ptr): Replace with...
+       (get_v_may_def_result_ptr): This.
+       (get_vdef_op_ptr): Ditto with...
+       (get_v_may_def_op_ptr); This.
+       (get_v_must_def_op_ptr): New function.
+       * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
+       to v_may_def. Also add code to mark statements with
+       V_MUST_DEFs as definition sites.
+       (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
+       add code to register new V_MUST_DEFs made by the statement.
+       * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
+       (check_replaceable): Rename occurences of vdef to v_may_def. Also
+       add check for V_MUST_DEFs.
+       (find_replaceable_in_bb): Ditto.
+       * tree-pretty-print.c (dump_vops): Rename occurences of vdef
+       to v_may_def. Also add code to dump V_MUST_DEFs.
+       * tree-sra.c (mark_all_vdefs): Replace with...
+       (mark_all_v_may_defs): This.
+       (mark_all_v_must_defs): New function.
+       (create_scalar_copies): Replace call to mark_all_vdefs with
+       calls to mark_all_v_may_defs and mark_all_v_must_defs.
+       (scalarize_structures): Rename occurences of vdef to v_may_def.
+       Also add a check for V_MUST_DEFs.
+       (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
+       * tree-ssa-alias.c (global_var): Update comment.
+       (compute_may_aliases): Ditto.
+       (compute_points_to_and_addr_escape): Rename occurences of vdef
+       to v_may_def. Also add code to mark variables in V_MUST_DEF
+       operands as being written to.
+       (group_aliases): Update comment.
+       (maybe_create_global_var): Ditto.
+       * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
+       Also add a check for V_MUST_DEFs on GIMPLE registers.
+       (replace_immediate_uses): Rename occurences of vdef to v_may_def.
+       * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
+       to v_may_def. Also add code to mark all V_MUST_DEF operands
+       VARYING.
+       (initialize): Ditto.
+       (set_rhs): Rename occurences of vdef to v_may_def. Also add
+       code to update SSA_NAMEs in V_MUST_DEFs.
+       * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
+       to v_may_def.
+       * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
+       occurences of vdef to v_may_def. Also add code to mark statements
+       with V_MUST_DEFs as necessary.
+       (propagate_necessity): Rename occurences of vdef to v_may_def.
+       * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
+       occurences of vdef to v_may_def. Also add code to mark operands
+       in V_MUST_DEFs for renaming.
+       (eliminate_redundant_computations): Rename occurences of vdef
+       to v_may_def.
+       (record_equivalences_from_stmt): Rename occurences of vdef
+       to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
+       (optimize_stmt): Remove unnesessary variable vdefs. Update
+       comment.
+       (register_definitions_for_stmt): Rename occurences of vdef
+       to v_may_def. Also add code to register definitions made with
+       V_MUST_DEFs.
+       * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
+       (fix_stmt_v_may_defs): This.
+       (fix_phi_uses): Rename occurences of vdef to v_may_def.
+       (dse_optimize_stmt): Ditto.
+       * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
+       to v_may_def. Also add code to mark V_MUST_DEF operands as being
+       used in virtual operators.
+       * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
+       vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
+       renaming.
+       * tree-ssa-operands.c (opf_kill_def): New flag for killing
+       definitions.
+       (build_vdefs): Renamed to...
+       (build_v_may_defs): This.
+       (build_v_must_defs): New variable.
+       (voperands_d): Add v_must_def_ops and replace vdef_ops with
+       v_may_def_ops.
+       (append_vdef): Replace with...
+       (append_v_may_def): This.
+       (append_v_must_def): New function.
+       (NUM_FREE): Increment for V_MUST_DEF
+       (optype_freelist): Increment its size for V_MUST_DEF
+       (allocate_vdef_optype): Replace with...
+       (allocate_v_may_def_optype): This.
+       (allocate_v_must_def_optype): New function.
+       (free_vdefs): Replace with...
+       (free_v_may_defs): This.
+       (free_v_must_defs): New function.
+       (remove_vdefs): Replace with...
+       (remove_v_may_defs): This.
+       (remove_v_must_defs): New function.
+       (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
+       add code to initialize build_v_must_defs.
+       (finalize_ssa_vdefs): Replace with...
+       (finalize_ssa_v_may_defs): This.
+       (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
+       (finalize_ssa_v_must_defs): New function.
+       (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
+       with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
+       (verify_start_operands): Rename occurences of vdef to v_may_def.
+       Also add check for build_v_must_defs.
+       (get_stmt_operands): Rename occurences of vdef to v_may_def.
+       Also add code to handle V_MUST_DEFs and to use opf_kill_def for
+       killing definitions.
+       (get_expr_operands): Update comment and use opf_kill_def for
+       killing definitions.
+       (add_stmt_operand): Replace code that appends VDEFs with code
+       that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
+       otherwise.
+       (add_call_clobber_ops): Update comments.
+       * tree-ssa-operands.h (vdef_optype_d): Replace with...
+       (v_may_def_optype_d): This.
+       (v_must_def_optype_d): New structure.
+       (VDEF_OPS): Replace with...
+       (V_MAY_DEF_OPS): This.
+       (STMT_VDEF_OPS): Same with...
+       (STMT_V_MAY_DEF_OPS): This.
+       (NUM_VDEFS): And...
+       (NUM_V_MAY_DEFS): This.
+       (VDEF_RESULT_PTR): As well as...
+       (V_MAY_DEF_RESULT_PTR): This.
+       (VDEF_RESULT): Same goes for...
+       (V_MAY_DEF_RESULT): This.
+       (VDEF_OP_PTR): And...
+       (V_MAY_DEF_OP_PTR): This.
+       (VDEF_OP): And...
+       (V_MAY_DEF_OP): This.
+       (V_MUST_DEF_OPS): New macro.
+       (STMT_V_MUST_DEF_OPS): Ditto.
+       (NUM_V_MUST_DEFS): Ditto.
+       (V_MUST_DEF_OP_PTR): Ditto.
+       (V_MUST_DEF_OP): Ditto.
+       (remove_vdefs): Replace signature with...
+       (remove_v_may_defs): This.
+       (remove_v_must_defs): New function signature.
+       * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
+       with calls to remove_v_may_defs and remove_v_must_defs.
+       (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
+       Also add code that marks left occurences of operands in V_MUST_DEFs.
+       * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
+       to v_may_def. Also add check for V_MUST_DEFs.
+       (eliminate_tail_call):Rename occurences of vdef to v_may_def.
+
+2004-06-10  Vladimir Makarov  <vmakarov@redhat.com>
+
+       PR target/15653
+       * haifa-sched.c (schedule_block): Finish cycle after issuing asm
+       insn.
+
+2004-06-10  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+       PR web/15263
+       * doc/install.texi: Remove superfluous linebreak.
+
+2004-06-10  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin): Fall back to library function call for
+       conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
+       (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
+       BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
+       IMAGPART_EXPR respectively.
+
+2004-06-10  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * sh.c (dump_table): New argument start.  Changed caller.
+       (fixup_mova): New function.
+       (find_barrier): Use it.
+       (sh_reorg): Likewise.  Check for CODE_FOR_casesi_worker_2.
+       If the label a mova refers to is above the mova itself, change
+       the mova into a load.
+       * sh.md (*casesi_worker): Rename to:
+       (casesi_worker_1).
+       (casesi_worker_2): New insn.
+
+2004-06-10  Jason Merrill  <jason@redhat.com>
+
+       * target.h (struct gcc_target): Change gimplify_va_arg_expr
+       hook signature.
+       * tree-gimple.h: Adjust.
+       * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
+       * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
+       Use fold_convert.
+       * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
+       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
+       Use COMPLEX_EXPR for complex numbers.  Use fold_convert.
+       * builtins.c (std_gimplify_va_arg_expr): Adjust.  Use fold_convert.
+       (gimplify_va_arg_expr): Return GS_ERROR in error case.
+       Gimplify valist rather than calling stabilize_va_list.
+
+2004-06-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * Makefile.in (df.o): Remove fibheap dependency.
+       * df.h: Do not include sbitmap.h.
+       (struct ref): New field "data".
+       (DF_REF_DATA): New accessor macro.
+       (struct df): Field "dom" removed.
+       (df_analyze_subcfg): New function.
+       (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
+       (transfer_function): ... new type.
+       (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
+       (iterative_dataflow): ... new function.
+       (enum set_representation, struct dataflow): New.
+       * df.c: Do not include fibheap.h.
+
+       (df_reg_def_chain_clean, df_reg_use_chain_clean,
+       (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
+       prune_to_subcfg, df_bb_modify): New functions.
+       (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
+       df_refs_update, df_reg_table_realloc, df_ref_create,
+       df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
+       df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
+       df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
+
+       (dataflow_set_a_op_b, dataflow_set_copy): New functions.
+       (df_rd_transfer_function, df_ru_transfer_function,
+       df_lr_transfer_function): Type of bitmaps changed to void *.
+       (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
+       (hybrid_search): ... new function.
+       (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
+       (iterative_dataflow): ... new function. Avoid use of fibheaps for
+       a worklist.  Do not process basic blocks unnecessarily.
+
+2004-06-10  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_abs_const): Make extern.
+       * tree.h (fold_abs_const): Prototype here.
+       * builtins.c (fold_builtin_fabs): New function to transform
+       fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
+       (fold_builtin_abs): New function to transform abs, labs, llabs
+       and imaxabs builtins into ABS_EXPR tree nodes.
+       (expand_builtin): Fall back to a function call for abs, labs,
+       llabs and imaxabs builtins that survive constant folding.
+       (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
+       FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
+
+2004-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
+       leaf function without unwind info at RP 0.
+
+2004-06-10  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c++/14791
+       * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
+       (fileptr_type_node): Define.
+       * tree.c (build_common_tree_nodes_2): Initialize
+       fileptr_type_node to ptr_type_node.
+       * c-common.c (c_common_nodes_and_builtins): For C++, make
+       fileptr_type_node a distinct type copy.
+       * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
+       BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
+       BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
+       BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
+       (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
+       BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
+       BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
+       * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
+       BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
+       BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
+       BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
+       the above *FILEPTR* types instead of *PTR*.
+
+2004-06-09  Daniel Berlin <dberlin@dberlin.org>
+
+       * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
+       match.
+
+2004-06-09  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_not_const): New function.
+       (fold) <ABS_EXPR>: Don't bother testing wins.
+       (fold) <BIT_NOT_EXPR>: Call fold_not_const.
+       (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
+
+2004-06-09  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/15228
+       * function.c (assign_parms): Always set_mem_align with the computed
+       FUNCTION_ARG_BOUNDARY.  Don't clear stack_parm if !STRICT_ALIGNMENT.
+
+2004-06-09  Richard Henderson  <rth@redhat.com>
+
+       PR opt/15108
+       * tree-tailcall.c (find_tail_calls): Don't check early for
+       tail_recursion failure.
+
+2004-06-09  Diego Novillo  <dnovillo@redhat.com>
+
+       Move SSA_NAME annotations into tree_ssa_name.
+
+       * tree-dfa.c (create_ssa_name_ann): Remove.
+       * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
+       * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
+       (struct ssa_name_ann_d): Remove.
+       (union tree_ann_d): Update.
+       (ssa_name_ann_t): Remove.
+       * tree-ssa-alias.c: (get_ptr_info): New local function.
+       Replace references to ssa_name_ann_t with struct ptr_info_def.
+       * tree-ssa-operands.c (get_expr_operands): Likewise.
+       * tree.h (SSA_NAME_PTR_INFO): Define.
+       (struct ptr_info_def): Declare.
+       (struct tree_ssa_name): Add field 'ptr_info'.
+
+2004-06-09  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       * config/i386/winnt.c (i386_pe_output_labelref): Correct
+       misplaced ')'.
+
+2004-06-09  Steven Bosscher  <stevenb@suse.de>
+
+       * config/i386/k6.md: Rewrite using the DFA model.
+       * config/i386/i386.c (ix86_adjust_cost): Don't increase the
+       cost of load-operation insns for the K6.
+       (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
+       (ia32_multipass_dfa_lookahead): Likewise.
+
+2004-06-09  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
+       alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
+
+2004-06-09  Richard Henderson  <rth@redhat.com>
+
+       * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
+
+2004-06-09  Geoffrey Keating  <geoffk@apple.com>
+
+       * Makefile.in (CPPLIB_H): Put files in order of inclusion.
+       (CPP_ID_DATA_H): New.
+       (gtype-desc.o): Update dependencies.
+       (GTFILES): Use CPP_ID_DATA_H.
+
+2004-06-09  Mark Mitchell  <mark@codesourcery.com>
+
+       Revert:
+       PR c++/15815
+       2004-06-07  Mark Mitchell  <mark@codesourcery.com>
+       * doc/extend.texi: Deprecate #pragma interface and #pragma
+       implementation.
+
+2004-06-09  David S. Miller  <davem@nuts.davemloft.net>
+
+       * config/sparc/sparc.h (MOVE_RATIO): New definition.
+
+2004-06-09  Richard Henderson  <rth@redhat.com>
+
+       * basic-block.h (struct edge_def): Add goto_locus.
+       * tree-cfg.c (make_goto_expr_edges): Set it.
+       (disband_implicit_edges): Use it.
+       * tree-pretty-print.c (dump_implicit_edges): Print it.
+
+2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
+
+       * h8300.md (ldm_h8300s_4): Fix condition for expander.
+
+2004-06-08  Jason Merrill  <jason@redhat.com>
+
+       Gimplify VA_ARG_EXPR into simpler forms.
+       * target.h: Add gimplify_va_arg_expr hook.
+       * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
+       * fold-const.c (build_fold_addr_expr)
+       (build_fold_addr_expr_with_type): Move from gimplify.c.
+       * tree.h: Declare them.
+       * gimplify.c (gimplify_and_add): New fn.
+       (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
+       (gimplify_array_ref_to_plus, gimplify_modify_expr)
+       (gimplify_expr): Use build_fold_*.
+       (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
+       don't know how to gimplify it.
+       * builtins.c (std_gimplify_va_arg_expr): New fn.
+       (dummy_object): New static fn.
+       (gimplify_va_arg_expr): New fn.
+       (stabilize_va_list): Use build_fold_*.
+       * tree-gimple.h: Declare new fns.
+       * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+       (ix86_gimplify_va_arg): New fn.
+       * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+       (ia64_gimplify_va_arg): New fn.
+       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
+       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+       * alias.c (get_varargs_alias_set): Just return 0 for now.
+
+       * c-objc-common.c (c_tree_printer): Improve handling of %T.
+
+2004-06-09  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * tree-complex.c (expand_complex_comparison): Use fold_convert instead
+       of convert.
+       * tree-inline.c (setup_one_parameter): Likewise.
+       * tree-sra.c (csc_build_component_ref): Likewise.
+       * tree-ssa-ccp.c (ccp_fold): Likewise.
+       * tree-ssa-copy.c (cprop_operand): Likewise.
+       * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+       * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
+
+2004-06-09  J"orn Rennecke <joern.rennecke@superh.com>
+
+       PR rtl-optimization/15521:
+       * sched-int.h (in_post_call_group_p): Change type to enum.
+       * sched-deps.c (sched_analyze_insn):
+       (sched_analyze): When in_post_call_group_p is post_call_initial,
+       don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
+       and also reset in_post_call_group_p to post_call.
+       (sched_analyze): When the previous basic block ended in a CALL_INSN,
+       initialize in_post_call_group_p as post_call_initial.
+       (init_deps): initialize in_post_call_group_p to not_post_call.
+
+2004-06-09  Arnaud Charlet  <charlet@act-europe.fr>
+
+       PR ada/6637
+       * doc/install.texi: List ada, libada as options to --enable-shared
+
+2004-06-09  Paolo Bonzini  <bonzini@gnu.org>
+
+       * aclocal.m4 (gcc_AC_PROG_LN): Remove.
+       (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
+       config.in entries.
+       * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
+       if hard links are not available.
+       * configure: Regenerate.
+       * config.in: Regenerate.
+
+2004-06-08  Per Bothner  <per@bothner.com>
+
+       * configure.ac:  New --enable-mapped-location sets USE_MAPPED_LOCATION.
+
+2004-06-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
+       Correct formatting.
+
+2004-06-08  James E Wilson  <wilson@specifixinc.com>
+
+       PR target/15790
+       * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
+
+2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * fold-const.c (fold_convert): Treat OFFSET_TYPE like
+       POINTER_TYPE and INTEGER_TYPE.
+
+2004-06-08  Bernardo Innocenti  <bernie@develer.com>
+
+       * modulo-sched.c: Compile only when INSN_SCHEDULING is
+       defined.
+
+2004-06-08  Jeff Law  <law@redhat.com>
+
+       * doc/contrib.texi: Add entries for Stefan Olsson and
+       Ola Ronnerup.
+
+2004-06-08  DJ Delorie  <dj@redhat.com>
+
+       * toplev.c (floor_log2_wide): Replace loop with faster bit
+       operations.
+       (exact_log2_wide): Define in terms of the above.
+       * toplev.h (floor_log2): Use _builtin_clz family of builtins if
+       available.
+
+2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/rs6000.c (print_operand, <case 'z'>):
+       Make sure that we are in INDIRECT mode when getting the
+       stub name.
+
+2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
+
+       * h8300.md (extendqisi2_h8300): Add constraints.
+       (ldm_h8300s_4_normal): Fix typo.
+
+2004-06-08  Richard Henderson  <rth@redhat.com>
+
+       * gimple-low.c (struct lower_data): Replace the_return_label and
+       one_return_stmt with return_statements.
+       (lower_function_body): Process the entire list of return_statements.
+       (lower_return_expr): Check source value before unifying return_exprs.
+       * gimplify.c (gimplify_return_expr): Force the use of a temporary
+       for !aggregate_value_p.
+       * tree-gimple.c: Update RETURN_EXPR grammer.
+
+2004-06-08  Vladimir Makarov  <vmakarov@redhat.com>
+
+       PR target/15598
+       * config/ia64/ia64.c (bundling): Add missed TYPE_A.
+
+2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       PR rtl-optimization/15717
+       * config/i386/i386.c (legitimate_constant_p): Do not allow
+       x - symbol_ref.
+
+2004-06-08  Alexandre Oliva  <aoliva@redhat.com>
+
+       * gimplify.c (copy_if_shared_r): Revert:
+       2004-05-21  Richard Henderson  <rth@redhat.com>
+       * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
+
+2004-06-07  Roger Sayle  <roger@eyesopen.com>
+
+       * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
+       Make arrays indexed by machine mode.  Rename negate_cost to neg_cost.
+       (init_expmed): Initialize these cost arrays as appropriate.
+       (store_bit_field, extract_bit_field): Correct whitespace.
+       (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
+       expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
+       neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
+       word_mode or compute_mode as appropriate.
+
+2004-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/15783
+       * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
+       parameter.  Enumerate the registers inside the PARALLEL.
+       (function_arg): Adjust call to function_arg_union_value.
+       (function_value): Likewise.
+
+       * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
+
+2004-06-07  Roger Sayle  <roger@eyesopen.com>
+
+       * real.c (real_copysign): New function to implement libm's copysign.
+       * real.h (real_copysign): Prototype here.
+       * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
+       and sqrtl can be negative, as sqrt(-0.0) = -0.0.  Correct whitespace.
+       * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
+       fold_builtin_isdigit): Add function prototypes.
+       (fold_builtin_copysign): New function to fold copysign, copysignf
+       and copysignl.  Optimize copysign(x,x) as x.  Evaluate copysign of
+       constant arguments at compile-time using real_copysign.  Fold
+       copysign(X,Y) as fabs(X) if Y is always non-negative.
+       (fold_builtin_1): Correct minor whitespace/style issues.  Call
+       fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
+
+2004-06-07  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * tree.c (iterative_hash_expr): Use real_hash.
+
+2004-06-07  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/14765
+       * c-parse.in (compstmt_primary_start): Set last_expr_type to
+       NULL_TREE.
+
+2004-06-07  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/15815
+       * doc/extend.texi: Deprecate #pragma interface and #pragma
+       implementation.
+
+2004-06-07  Alexandre Oliva  <aoliva@redhat.com>
+
+       PR middle-end/15666
+       * c-decl.c (finish_decl): Use change_decl_assembler_name for the
+       builtin decl as well.
+
+2004-06-07  Roger Sayle  <roger@eyesopen.com>
+
+       PR c/14649
+       * c-typeck.c (require_constant_value, require_constant_elements):
+       Move declarations to the top of the file.
+       (build_function_call): If we require a constant value, fold with
+       fold_initializer.  If the result is a constant, and the function
+       wasn't called using __builtin_foo, issue a pedantic warning.
+       (build_unary_op): If we require a constant value, fold tree with
+       fold_initializer.
+       (build_binary_op): Use require_constant_value to determine whether
+       to call fold or fold_initializer.
+
+2004-06-07  Richard Henderson  <rth@redhat.com>
+
+       * gimple-low.c (struct lower_data): Add the_return_label and
+       one_return_stmt.
+       (lower_function_body): Initialize and use them.
+       (lower_return_expr): New.
+       (lower_stmt): Call it.
+       * gimplify.c (gimplify_return_expr): Force the argument to be either
+       null or a result_decl.
+       * tree-gimple.c: Update gimple grammer to match.
+       * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
+       coalescing of result_decls.
+
+2004-06-07  Richard Henderson  <rth@redhat.com>
+
+       PR rtl-opt/15193
+       * expmed.c (extract_bit_field): Fix vector_extract return.
+
+       * config/i386/i386.md (negv4sf2): New pattern.
+
+2004-06-07  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/15337
+       * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
+       message.
+
+2004-06-06  Paolo Bonzini  <bonzini@gnu.org>
+
+       * config.in: Regenerate.
+
+2004-06-06  Steven Bosscher  <stevenb@suse.de>
+
+       * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
+       SWITCH_LABELS are always sorted.
+
+2004-06-06  Steven Bosscher  <stevenb@suse.de>
+
+       * hooks.c (hook_int_void_1): New generic hook.
+       * hooks.h (hook_int_void_1): Add prototype.
+       * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+       Define to hook_int_void_1.
+       * config/c4x/c4x.md: Replace dummies for the old pipeline model
+       with dummies for the new one.
+
+2004-06-06  Roger Sayle  <roger@eyesopen.com>
+
+       * tree.h (lvalue_or_else): Delete function prototype.
+       * c-typeck.c (lvalue_or_else): Make static.  Add static prototype.
+
+2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
+
+       PR target/14542
+       * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
+       a live change of a register after peephole replacement.
+
+2004-06-06  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/13519
+       * c-typeck.c (composite_type, common_pointer_type): New functions.
+       (common_type): Split parts into composite_type and
+       common_pointer_type.  Ensure that arithmetic operations return
+       unqualified types without attributes.  Don't make composite type
+       of signed enum and compatible integer be unsigned.
+       (build_conditional_expr, build_binary_op): Use
+       common_pointer_type.
+       * c-decl.c (merge_decls): Use composite_type.
+       * c-tree.h (composite_type): Declare.
+
+2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
+
+       PR target/14457
+       * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
+       * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
+       * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
+       (inhibit_libc): Must define.
+       * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
+       ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
+       ("xorhi3"): Likewise.
+
+2004-06-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
+       always_inline pass.
+
+2004-06-05  David S. Miller  <davem@nuts.davemloft.net>
+
+       * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
+       * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
+
+2004-06-05  Bernardo Innocenti  <bernie@develer.com>
+
+       * regclass.c (init_reg_sets): Check for missing registers in target
+       initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
+
+2004-06-05  Zack Weinberg  <zack@codesourcery.com>
+
+       * Makefile.in (MKDEPS_H): New shorthand.
+       (c-opts.o): Update dependencies.
+       * c-opts.c: Include mkdeps.h.
+       (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
+       not cpp_add_dependency_target.
+
+2004-06-05  Steven Bosscher  <stevenb@suse.de>
+
+       * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
+       * config/v850/v850.md: Convert to DFA scheduler description.
+
+2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
+
+       PR fortran/15478
+       * doc/install.texi: Document GMP as prerequisite. Document
+       --with-gmp and --with-gmp-dir configure options.
+       * fortran/gfortran.texi: Remove section "Compiling and testing",
+       remove TOC reference to it.
+
+2004-06-05  Graham Stott  <graham.stott@btinternet.com>
+
+       * combine.c(simplify_shift_const): Check shift amount is a
+       CONST_INT.
+
+2004-06-05  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       * toplev.c (init_asm_output): Add explicit 'b' to mode when
+       opening asm_out_file.
+       * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
+       reading asm_out_file. Replace fflush after reading asm_out_file
+       with fseek.
+       * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
+       default and add to HOST_HOOKS_INITIALIZER.
+       * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
+       * ggc-common.c (default_gt_pch_alloc_granularity): New function.
+       (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
+       to set mmi.offset padding.
+        * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
+       $(srcdir)/config/i386/winnt.c.
+       (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
+       (i[34567]86-*-uwin*): Likewise.
+       *i[34567]86-*-interix3*): Likewise.
+       * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
+       * config/i386/host-mingw32.c: New file.
+       * config/i386/x-mingw32: Add rule for host-mingw32.o.
+       * config/i386/winnt.c: (struct extern_list) Tag as GTY.
+       (extern_head): Likewise.
+       (struct export_list) Likewise.
+       (export_head): Likewise.
+       (i386_pe_record_external_function): Use ggc_alloc.
+       (i386_pe_record_exported_symbol): Likewise.
+       Include "gt-winnt.h" at end.
+       * doc/hostconfig.texi: Document
+       HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
+
+2004-06-04  Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/m68k.h: Remove comments copied over from tm.texi.
+       Rename 68000 and 68k to m68k for consistency in comments.  Remove
+       trailing whitespace before EOLs and before TABs.
+       (MAX_CODE_ALIGN): Remove unused macro.
+       (CALL_USED_REGISTERS): Reformat and add comments.
+
+2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
+
+       * gcc.c (MFLIB_SPEC): Remove library references, to require users
+       to enumerate -lmudflap* and dependencies when linking.
+
+2004-06-04  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR target/15822
+       * dojump.c (do_jump): Fix uninitialized variable tcode1.
+
+2004-06-04  Jerry Quinn  <jlquinn@optonline.net>
+
+       * Makefile.in (insn-conditions.o): Back out removal of reload.h.
+       * genconditions.c (write_header): Back out removal of reload.h.
+
+2004-06-04  Jan Hubicka  <jh@suse.cz>
+
+       Re-apply hopefully fixed patch:
+       * i386.md (UNSPECV_EH_RETURN): Kill.
+       (eh_return): Use jump_insn.
+       (eh_return_si, eh_return_di): Change pattern to jump instruction.
+
+2004-06-04  Jeff Law  <law@redhat.com>
+
+       * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
+
+2004-06-04  Steven Bosscher  <stevenb@suse.de>
+
+       * except.c (for_each_eh_region): New function.
+       * except.h (for_each_eh_region): Add a prototype for it.
+       * tree-cfg.c (update_eh_labels): New function, callback for
+       for_each_eh_region.
+       (label_for_bb): Make global static, unfortunately.
+       (cleanup_dead_labels): Also update label references for
+       exception regions.
+
+2004-06-03  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/mips.c (struct irix_section_align_entry): Fix
+       GTY marker.
+
+2004-06-03  Geoffrey Keating  <geoffk@apple.com>
+
+       * toplev.c (check_global_declarations): Don't ask for
+       DECL_ASSEMBLER_NAME unless the function really is declared
+       static and not defined.
+
+2004-06-03  Matt Austern  <austern@apple.com>
+
+       PR c++/15428
+       * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
+       for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
+       * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
+       * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
+       documentation to reflect the new macro name and to clarify its
+       meaning.
+
+2004-06-03  Steven Bosscher  <stevenb@suse.de>
+
+       * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
+
+2004-06-03  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/darwin.c (machopic_indirect_data_reference): Copy
+       the SYMBOL_REF_DECL from the original RTX for the new
+       non-lazy pointer RTX.
+
+2004-06-03  Mark G. Adams  <mark.g.adams@sympatico.ca>
+
+       * tree.h: Remove include of version.h
+       * c-cppbuiltin.c: Include version.h
+       * diagnostic.c: Include version.h
+       * dwarf2out.c: Include version.h
+       * toplev.c: Include version.h
+       * vmsdbgout.c: Include version.h
+       * Makefile.in: Remove dependency on version.h from TREE_H, and
+       add dependencies to required .o targets
+
+2004-06-03  Jerry Quinn  <jlquinn@optonline.net>
+
+       * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
+       CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
+       (TARGET_H): Add insn-modes.h.
+       (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
+       loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
+       loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
+       loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
+       cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
+       (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
+       loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
+       bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
+       CFGLAYOUT_H.
+       (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
+       Replace ra.h with RA_H.
+       (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
+       insn-recog.o): Replace resource.h with RESOURCE_H.
+       (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
+       sched-ebb.o, sched-vis.o, out_object_file):  Replace sched-int.h
+       with SCHED_INT_H.
+       (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
+       ra-rewrite.o): Replace df.h with DF_H.
+       (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
+       (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
+       Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
+       (insn-conditions.o): Remove unused reload.h.
+       * cfglayout.h: Add include guard.  Include basic-block.h.
+       * cfgloop.h: Add include guard.  Include basic-block.h, rtl.h.
+       * ddg.h: Include sbitmap.h, basic-block.h, df.h.
+       * df.h: Add include guard.  Include bitmap.h, sbitmap.h,
+       basic-block.h.
+       * genconditions.c:  Remove reload.h.
+       * ra.h: Add include guard.  Include bitmap.h, sbitmap.h,
+       hard-reg-set.h, insn-modes.h.
+       * resource.h: Add include guard.  Include hard-reg-set.h.
+       * sched-int.h:  Add include guard.  Include insn-attr.h,
+       basic-block.h, rtl.h.
+       * target.h: Add include guard.  Include insn-modes.h.
+       * tree-ssa-live.h: Include partition.h.
+
+2004-06-03  Daniel Berlin  <dberlin@dberlin.org>
+               Kenneth Zadeck <zadeck@naturalbridge.com>
+
+       * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
+       (add_var_to_ssa_edges_worklist): Add value argument.
+       Update callers.
+       Use new worklist.
+       (process_ssa_edge_worklist): New function.
+       (tree_ssa_ccp): Move worklist processing core to
+       process_ssa_edge_worklist, and just call that for the two worklists.
+
+2004-06-03  Steven Bosscher  <stevenb@suse.de>
+
+       * basic-block.c (tail_recursion_label_list): Don't declare.
+       (CLEANUP_PRE_SIBCALL): Remove.  Renumber the other CLEANUP_*
+       accordingly.
+       * cfgbuild.c (find_label_refs): Remove.
+       (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
+       * cfgcleanup.c (tail_recursion_label_p): Remove.
+       (merge_blocks_move): Do not check for tail recursion.
+       (try_optimize_cfg): Likewise.
+       (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
+       * cfgrtl.c (tail_recursion_label_list): Remove.
+       * except.c (remove_unreachable_regions): Don't handle
+       CALL_PLACEHOLDER insns.
+       (convert_from_eh_region_ranges_1, can_throw_internal,
+       can_throw_external): Likewise.
+       * function.c (free_after_compilation): Don't clear
+       x_tail_recursion_label.
+       (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
+       (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
+       (reorder_blocks_1): Likewise.
+       * function.h (struct function): Remove x_tail_recursion_label
+       member.  Don't define tail_recursion_label.
+       * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
+       * print-rtl.c (print_rtx): Likewise.
+       * rtl.def (CALL_PLACEHOLDER): Remove.
+       * rtl.h (sibcall_use_t): Remove enum.
+       (optimize_sibling_and_tail_recursive_calls,
+       replace_call_placeholder): Remove function prototypes.
+       * stmt.c (tail_recursion_args): Remove.
+       (optimize_tail_recursion): Remove.
+       (expand_return): Don't check for possible tail recursion.
+       * tree.h (optimize_tail_recursion): Remove prototype.
+
+2004-06-02  Jan Hubicka  <jh@suse.cz>
+
+       * tree-cfg.c (tree_find_edge_insert_loc):  Allow inserting before
+       return_stmt.
+
+2004-06-02  Jason Merrill  <jason@redhat.com>
+
+       * Makefile.in (TAGS): Don't mess with c-parse.[ch].
+       Do include c-parse.in.
+
+2004-06-02  Eric Christopher  <echristo@redhat.com>
+
+       * c-typeck.c (common_type): Don't lose type qualifiers
+       when creating new variants.
+
+2004-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR tree-optimization/14042
+       PR tree-optimization/14729
+       PR tree-optimization/14736
+       * tree-ssa.c (tree_ssa_useless_type_conversion_1):
+       Check the type which the pointer points to
+       instead of the pointer types.
+
+2004-06-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR tree-optimization/15738.
+       * builtins.c (fold_builtin_strchr): Transform
+       strrchr (s, '\0') to strchr (s, '\0').
+
+2004-06-02  Steven Bosscher  <stevenb@suse.de>
+
+       * i386.c (ix86_adjust_cost): Don't increase the cost for
+       load+operation for PROCESSOR_PENTIUMPRO, it is already
+       modelled in the DFA description
+
+2004-06-01  Jerry Quinn  <jlquinn@optonline.net>
+
+       * Makefile.in (EXPR_H): Add insn-config.h, function.h,
+       $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
+       (ALIAS_H, EMIT_RTL_H): New.
+       (cselib.o): Replace EXPR_H with EMIT_RTL_H.
+       (cfgcleanup.o): Add EMIT_RTL_H.
+       (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
+       * alias.c: Replace expr.h with emit-rtl.h and alias.h.
+       * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
+       * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
+       * expr.h: Add include guard.  Include function.h, rtl.h, flags.h,
+       tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
+       (get_varargs_alias_set, get_frame_alias_set, record_base_value,
+       record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
+       (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
+       set_mem_size): Move to emit-rtl.h.
+       * emit-rtl.h: New.
+       * alias.h: New.
+
+2004-06-01  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * function.c (walk_fixup_memory_subreg): New parameter 'var'.
+       Call fixup_memory_subreg only if the MEM is equal to 'var'.
+       Adjust recursive calls to self.
+       (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
+
+2004-06-01  Richard Henderson  <rth@redhat.com>
+           Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-parse.in (OFFSETOF, offsetof_member_designator): New.
+       (primary): Handle offsetof.  Add error productions for faux functions.
+       Move component_ref objc checking to build_component_ref.
+       (reswords): Add offsetof.
+       (rid_to_yy): Add offsetof.
+       * c-tree.h (build_offsetof): Declare.
+       * c-common.h (objc_is_public): Declare.
+       * c-typeck.c (build_component_ref): Check objc_is_public.
+       (build_offsetof): New.
+       * stub-objc.c (objc_is_public): New.
+       * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
+       from is_public.
+       * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
+       * doc/extend.texi (Offsetof): Move from C++ section to C section
+       and rewrite for __builtin_offsetof.
+
+2004-06-01  Peter Barada  <peter@the-baradas.com>
+           Peter Jakubek  <peter@laseranimation.com>
+
+       * config/m68k/m68k.c(m68k_output_mi_thunk):  For ColdFire, use %d0 as
+       a scratch to perform an add to memory.
+
+2004-06-01  Bernardo Innocenti  <bernie@develer.com>
+
+       PR target/14018
+       * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
+       m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
+       m68k_align_funcs): Remove.
+       (override_options): Remove code to handle -malign-* options.
+       * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
+       (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
+       (m68k_align_loops_string, m68k_align_jumps_string,
+       m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
+       m68k_align_funcs): Remove definitions.
+
+2004-06-01  Paul Eggert  <eggert@cs.ucla.edu>
+
+       PR target/15626
+       * doc/install.texi (sparc-sun-solaris2*): Document messages issued
+       by the Sun linker in conjunction with the Sun assembler.
+       (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
+
+2004-06-01  Jeff Law  <law@redhat.com>
+
+       * stmt.c (expand_decl): Be more selective about calling
+       mark_reg_pointer.
+
+2004-06-01  Nicola Pero  <nicola@brainstorm.co.uk>
+
+       PR objc/7993
+       * objc-act.c (is_private): Do not emit the 'instance variable %s
+       is declared private' error.
+       (is_public): Emit the error after calling is_private.
+       (lookup_objc_ivar): If the instance variable is private, return 0
+       - the instance variable is invisible here.
+
+2004-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/invoke.texi (-static-libgcc): Explicitly mention
+       non-GNU linkers.
+
+2004-06-01  Bernardo Innocenti  <bernie@develer.com>
+
+       PR target/12968
+       * doc/invoke.texi: Document stack alignment side-effect of -mshort.
+
+2004-05-31  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/15749
+       * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
+       misuses of structures with flexible array members if
+       in_system_header.
+
+2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/15693
+       * config/sparc/sparc.c (compare_operand): New predicate.
+       * config/sparc/sparc.h (PREDICATE_CODES): Add it.
+       * config/sparc/sparc.md (cmpsi expander): Use it.  If the first
+       operand is a ZERO_EXTRACT and the second operand is not zero,
+       force the former to a register.
+       (cmpdi expander): Likewise.
+
+2004-05-31  Geoffrey Keating  <geoffk@apple.com>
+
+       * gengtype-lex.l: Catch stray GTY markers in the files gengtype
+       looks at.
+       * alias.c (alias_invariant_size): Make alias_invariant_size
+       static, fix GTY marker.
+
+2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR tree-optimization/15743.
+       * builtins.c (fold_builtin_1): Fold index() and rindex().
+
+2004-05-31  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/15069
+       * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
+       into "X < 0" (where C is the signbit) if X's type is a full mode.
+
+2004-05-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.md: Disable the peephole2 patterns that generate indexed
+       floating-point stores when indexing is disabled.
+
+2004-05-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+
+       * c-pretty-print.c (pp_c_left_bracket): Make a function.
+       (pp_c_right_bracket): Likewise.
+       (pp_c_star): Likewise.
+       (pp_c_ampersand): Define.
+       * c-pretty-print.h (pp_c_left_bracket): Declare.
+       (pp_c_right_bracket): Likewise.
+       (pp_c_star): Likewise.
+       (pp_c_ampersand): Likewise.
+
+2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sol2.h (__enable_execute_stack): ANSIfy function
+       definition.
+
+2004-05-31  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       * c-incpath.c (add_path): Canonicalize paths to use '/' if
+       HAVE_DOS_BASED_FILESYSTEM.
+
+2004-05-31  Steven Bosscher  <stevenb@suse.de>
+
+       * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
+       Only look at case labels if the immediate dominator is also
+       the only predecessor.  Don't look for more case labels if the
+       first seen is a case range.
+
+2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * builtins.c: Add a prototype for fold_builtin_strchr().
+
+2004-05-31  Paolo Bonzini  <bonzini@gnu.org>
+
+       Revert this patch:
+       2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
+
+       * combine.c (gen_binary): Remove.
+       (known_cond, simplify_shift_const
+       find_split_point, combine_simplify_rtx,
+       simplify_if_then_else, simplify_set,
+       simplify_logical, expand_field_assignment,
+       extract_left_shift, force_to_mode,
+       if_then_else_cond, apply_distributive_law,
+       simplify_and_const_int, simplify_shift_const,
+       gen_lowpart_for_combine, simplify_comparison,
+       reversed_comparison): Replace with
+       simplify_gen_binary, simplify_gen_relational or
+       distribute_and_simplify_rtx.
+       (distribute_and_simplify_rtx): New function.
+
+2004-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
+       when generating PIC code.
+
+2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-decl.c (c_expand_body_1): Remove and fold back into ...
+       (c_expand_body): here.
+       (c_expand_decl): Move to ...
+       * c-common.c (c_expand_decl): Here and remove check for nested
+       functions.
+       * c-common.h (c_expand_decl): Add prototype.
+       * c-tree.h (c_expand_decl): Remove.
+
+2004-05-30  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (combine_comparisons, optimize_bit_field_compare,
+       range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
+       fold_mathfn_compare, fold_inf_compare, fold,
+       fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+       Use constant_boolean_node where appropriate.  Don't bother using
+       fold_convert on the second argument to omit_one_operand.
+
+2004-05-30  Roger Sayle  <roger@eyesopen.com>
+
+       * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
+       CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
+       ROUND_MOD_EXPR, EXACT_DIV_EXPR.  Improve documentation of
+       TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
+       Add missing (but documented) tree nodes to the index.
+
+2004-05-30  Steven Bosscher  <stevenb@suse.de>
+
+       PR tree-optimization/14819
+       * builtins.c (fold_builtin_strchr): New.
+       (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
+       with fold_builtin_strchr().
+
+2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
+       c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
+       expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
+       passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
+       tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
+       tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
+       tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
+       tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
+       tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
+       formatting.
+
+2004-05-30  Steven Bosscher  <stevenb@suse.de>
+
+       * gimplify.c (sort_case_labels): New.  Split out from...
+       (gimplify_switch_expr): ...here.  Use it.
+       * tree-eh.c (lower_try_finally_switch): Sort the labels of
+       the SWITCH_EXPR created here before leaving the function.
+       * tree.c (sort_case_labels): Add prototype.
+
+2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
+       of BOOLEAN_TYPE.
+
+2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
+       ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
+       fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
+       modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
+       tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
+       tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
+       comment typos.  Follow spelling conventions.
+
+2004-05-29  Geoffrey Keating  <geoffk@apple.com>
+
+       * gengtype-yacc.y: Add NESTED_PTR token.
+       (option): Record `nested_ptr' option.
+       * gengtype-lex.l: Handle `nested_ptr' keyword.
+       * gengtype.c (walk_type): Process `nested_ptr' option.
+       * gengtype.h (struct nested_ptr_data): New.
+       * doc/gty.texi (GTY Options): Document `nested_ptr' option.
+       * stringpool.c (struct string_pool_data): Make 'entries' point to
+       ht_identifier instead of tree.
+       (gt_pch_save_stringpool): Don't adjust pointers.
+       (gt_pch_restore_stringpool): Call ht_load.
+
+2004-05-29  Jason Merrill  <jason@redhat.com>
+
+       * gimplify.c (gimplify_expr): Don't build a statement list
+       if no gimplification was necessary.
+
+2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * pretty-print.c (pp_base_format_text): Support %< instead of %`
+       and %> as well as %'.
+       * c-format.c: Use %< and %>.
+       (gcc_diag_char_table, gcc_cdiag_char_table,
+       gcc_cxxdiag_char_table): Update.
+
+2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-typeck.c (common_type): Correct comment.
+
+2004-05-29  Peter Barada  <peter@the-baradas.com>
+
+       * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
+       * config/m68k/m68k.c (const_method): Likewise.
+       * config/m68k/m68k.c (const_int_cost): Likewise.
+       * config/m68k/m68k.c (const_int_cost): Likewise.
+       * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
+
+2004-05-29  Peter Barada  <peter@the-baradas.com>
+
+       * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
+       addressing.
+       * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
+       movsi,movhi,movqi insn patterns.
+
+2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
+
+       PR target/15720
+       * config/darwin.c (machopic_indirect_call_target): Copy
+       the SYMBOL_REF_DECL from the original RTX for the new
+       stub RTX.
+
+2004-05-28  DJ Delorie  <dj@redhat.com>
+
+       * stor-layout.c (place_field): Revert erroneous commit.
+
+2004-05-28  Ziemowit Laski  <zlaski@apple.com>
+
+       * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
+       vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
+       vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
+       vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
+       vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
+       vec_ste): Remove type checks for integral parameters and literals
+       from '..._args_eq' macros.
+
+2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
+
+       * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
+
+2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
+
+       * testsuite/g++.dg/charset/function.cc: New.
+
+       * testsuite/gcc.dg/charset/function.c: New.
+
+       * c-decl.c (c_make_fname_decl): Free return value from
+       fname_as_string.
+
+       * cp/decl.c (cp_make_fname_decl): Free return value from
+       fname_as_string.
+
+       * c-common.c (fname_as_string): Translate if necessary.
+
+2004-05-28  Geoffrey Keating  <geoffk@apple.com>
+
+       * stringpool.c: Add comments to PCH saving/restoring routines.
+
+2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-common.c (c_estimate_num_insns_1): Kill.
+       (c_estimate_num_insns): Kill.
+       * c-common.h (c_estimate_num_insns): Kill.
+
+       * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
+       when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
+       Remove comment about not checking for
+       _POSIX_PRIORITY_SCHEDULING.
+       * gthr-posix.c: Likewise.
+
+2004-05-28  Paolo Bonzini  <bonzini@gnu.org>
+           Roger Sayle  <roger@eyesopen.com>
+
+       PR rtl-optimization/15649
+       Add LTGT_EXPR and improve pretty-printing of unordered
+       comparisons.
+       * c-common.c (c_common_truthvalue_conversion):
+       Handle LTGT_EXPR.
+       * c-typeck.c (build_binary_op): Likewise.
+       * dojump.c (do_jump): Likewise.
+       * expr.c (expand_expr_real_1, do_store_flag): Likewise.
+       * predict.c (tree_predict_by_opcode): Likewise.
+       * real.c (real_compare): Likewise.
+       * tree-cfg.c (verify_expr): Likewise.
+       * tree-inline.c (estimate_num_insns_1): Likewise.
+       * tree-pretty-print.c (dump_generic_node): Likewise.
+       Handle ORDERED_EXPR, UNORDERED_EXPR.
+       (op_symbol): Print unordered comparisons differently
+       than ordered ones.
+       * tree.def (LTGT_EXPR): New '<' tree code.
+       * doc/c-tree.texi (Expressions): Document floating-point
+       comparison nodes.
+
+       Fold comparisons between floating point values.
+       * fold-const.c (enum comparison_code): New, from
+       #define'd constants.  Define compcodes for unordered
+       comparisons and for invalid transformations.
+       (invert_tree_comparison): Add "honor_nans" parameter.
+       (fold_truthop): Revamp to work on floating-point types too.
+       (comparison_to_compcode): Support unordered comparisons.
+       Use new enum comparison_code.
+       (compcode_to_comparison): Likewise.
+       (combine_compcodes): New function.
+       (invert_truthvalue): Let invert_tree_comparison decide
+       whether it is valid to fold the comparison.  Fold ORDERED
+       and UNORDERED even if flag_unsafe_math_optimizations is off,
+       and the remaining even if flag_unsafe_math_optimizations
+       is off but we are under -fno-trapping-math.
+       (fold_relational_const): Integer modes do not honor NaNs.
+
+2004-05-28  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
+
+2004-05-28  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (thumb_force_lr_save): New function.
+       (arm_get_frame_offsets, thumb_unexpanded_epilogue,
+       thumb_output_function_prologue): Use it.
+       (thumb_expand_prologue): Set lr_save_eliminated.
+
+2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.md (extendsidi2): Tie the source and destination
+       of the register alternative.  Split it into nothing.
+
+2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
+
+       * rtl.h (skip_consecutive_labels): Declare.
+       * emit-rtl.c (skip_consecutive_labels): New function.
+       * reorg.c (relax_delay_slots, dbr_schedule): Use it.
+       * jump.c (follow_jumps): Say what null return values mean.
+
+2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       PR target/13250
+       * config/sh/sh.md (rotlsi3): Use emit_move_insn.
+
+2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
+       libgcc-std.ver.
+       * config/sh/libgcc-std.ver: New file.
+
+2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
+
+       * except.c: Revert change of 2004-05-26.
+       * config/i386/i386.md: Revert change of 2004-05-27.
+
+2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
+
+       * configure.ac: Remove --enable-tree-browser option.
+       Define TREEBROWSER when ac_tree_checking is defined.
+       * configure: Rebuilt.
+
+2004-05-27  Olivier Hainque  <hainque@act-europe.fr>
+
+       * expr.c (store_constructor): Restore sanity check on
+       the size of the type before clearing.
+
+2004-05-27  Jan Hubicka  <jh@suse.cz>
+
+       * cfgbuild.c (control_flow_insn_p):  Notice noreturn call
+
+2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
+
+       * combine.c (gen_binary): Remove.
+       (known_cond, simplify_shift_const
+       find_split_point, combine_simplify_rtx,
+       simplify_if_then_else, simplify_set,
+       simplify_logical, expand_field_assignment,
+       extract_left_shift, force_to_mode,
+       if_then_else_cond, apply_distributive_law,
+       simplify_and_const_int, simplify_shift_const,
+       gen_lowpart_for_combine, simplify_comparison,
+       reversed_comparison): Replace with
+       simplify_gen_binary, simplify_gen_relational or
+       distribute_and_simplify_rtx.
+       (distribute_and_simplify_rtx): New function.
+       * simplify-rtx.c (simplify_binary_operation):
+       Use nonzero_bits to simplify ANDs where we are
+       turning off bits already known to be off in OP0.
+
+2004-05-27  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/14478
+       * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
+
+2004-05-27  Josef Zlomek  <zlomekj@suse.cz>
+
+       PR middle-end/14084
+       * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
+       to size of decl.
+
+2004-05-26  Aldy Hernandez  <aldyh@redhat.com>
+
+       PR/14924
+       * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
+
+2004-05-26  Roger Sayle  <roger@eyesopen.com>
+
+       * tree.h: Fix comment typo.
+
+2004-05-27  Steven Bosscher  <stevenb@suse.de>
+
+       * gimplify.c (compare_case_labels): New function.
+       (gimplify_switch_expr): Sort case labels, and make sure the
+       last label in the label vector is the default case.
+       * tree-cfg.c (group_case_labels): New function.
+       (build_tree_cfg): Cleanup redundant labels and group case labels
+       before creating edges.
+       (cleanup_dead_labels): Handle GOTO_EXPRs.
+       (find_case_label_for_value): Use a binary search to find the
+       case label for the given value.
+       * tree-gimple.c: Mention that labels are sorted, and that the
+       last label must be the default.
+
+2004-05-27  Jan Hubicka  <jh@suse.cz>
+
+       * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
+
+2004-05-27  Jan Hubicka  <jh@suse.cz>
+
+       * i386.md (UNSPECV_EH_RETURN): Kill.
+       (eh_return): Use jump_insn.
+       (eh_return_si, eh_return_di): Change pattern to jump instruction.
+
+2004-05-26  Jan Hubicka  <jh@suse.cz>
+
+       * cfgcleanup.c (try_forward_edges):  Do not check loop structure when
+       not loop optimizing.
+
+2004-05-26  Jan Hubicka  <jh@suse.cz>
+
+       * except.c (can_throw_internal):  Notice RESX instructions.
+
+2004-05-26  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
+       of the two sizes to assemble_integer.
+
+2004-05-25  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
+       pointless #ifdef.
+
+2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
+
+       * Makefile.in (top_builddir): Define to .
+
+2004-05-25  Alexandre Oliva  <aoliva@redhat.com>
+
+       * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
+       top-level detects, except when in-tree ld is being cross-built.
+       (gcc_cv_as): Likewise for as.  Use AS_FOR_TARGET otherwise, and
+       then AS only if target is host.
+       * configure: Rebuilt.
+
+2004-05-25  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * global.c (global_alloc): Call make_accurate_live_analysis.
+       (record_one_conflict): Remove dead code.
+       (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
+       (bb_info): New structure.
+       (BB_INFO, BB_INFO_BY_INDEX): New macros.
+       (allocate_bb_info, free_bb_info, mark_reg_change,
+       calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
+       modify_bb_reg_pav, calculate_reg_pav,
+       make_accurate_live_analysis): New functions.
+
+2004-05-25  Devang Patel  <dpatel@apple.com>
+
+       * alias.c (init_alias_analysis): Use ggc_calloc instead of
+       xrealloc.
+       (end_alias_analysis): Use ggc_free instead fo free.
+
+2004-05-25  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/15546
+       * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
+       as needed to be outputted.
+
+2004-05-25  Jan Hubicka  <jh@suse.cz>
+
+       * builtins.def (__builtin_expect):  Mark the function as const&nothrow.
+
+2004-05-25  Ayal Zaks  <zaks@il.ibm.com>
+       Mostafa Hagog  <mustafa@il.ibm.com>
+
+       * Makefile.in (modulo-sched.o, ddg.o): New.
+       * ddg.h, ddg.c, modulo-sched.c: New files.
+       * cfglayout.c (duplicate_insn_chain): Remove "static" and push
+       internals to "dupicate_insn".
+       (duplicate_insn): New function.
+       * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
+       declarations.
+       * common.opt (fmodulo-sched): New flag.
+       * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
+       Remove static and forward declaration.
+       (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
+       functions.
+       * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
+       df_bb_regno_last_def_find, df_find_def, df_reg_used): New
+       declarations.
+       * flags.h (flag_modulo_sched): New flag.
+       * opts.c (common_handle_option): Handle modulo-sched flag.
+       * params.def (max-sms-loop-number, sms-max-ii-factor,
+       sms-dfa-history, sms-loop-average-count-threshold): New
+       parameters.
+       * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
+       SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
+       parameters.
+       * passes.c ("sms", "sms-vcg"): New dumps.
+       (rest_of_handle_sched): Call sms_schedule.
+       * rtl.h (sms_schedule): New declaration.
+       * timevar.def (TV_SMS): New.
+       * toplev.c (flag_modulo_sched): Initialize.
+       (f_options): Handle -fmodulo-sched option.
+       * docs/invoke.texi: Document -fmodulo-sched & -dm options.
+       * docs/passes.texi: Document new SMS pass.
+
+2004-05-25  Paolo Bonzini  <bonzini@gnu.org>
+
+       * Makefile.in (OBJS): Add rtlhooks.o.
+       (rtlanal.o): Depend on function.h.
+       (cse.o): Depend on rtlhooks-def.h.
+       (combine.o): Depend on rtlhooks-def.h.
+       (rtlhooks.o): New rule.
+       * combine.c: Include rtlhooks-def.h.
+       (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
+       num_sign_bit_copies, cached_num_sign_bit_copies,
+       num_sign_bit_copies1): Move most of the code to rtlanal.c.
+       (reg_nonzero_bits_for_combine,
+       reg_num_sign_bit_copies_for_combine): New functions holding
+       the remnants of the above.
+       (combine_rtl_hooks): New.
+       (combine_instructions): Set rtl_hooks instead of gen_lowpart.
+       * cse.c: Include rtlhooks-def.h.
+       (cse_rtl_hooks): New.
+       (cse_main): Set rtl_hooks instead of gen_lowpart.
+       * emit-rtl.c (gen_lowpart): Remove.
+       (gen_lowpart_general): Move to rtlhooks.c.
+       * rtl.h (nonzero_bits, num_sign_bit_copies,
+       struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
+       (gen_lowpart_general): Remove.
+       (gen_lowpart): Temporarily redefine as a macro.
+       * rtlanal.c: Include function.h.
+       (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
+       num_sign_bit_copies, cached_num_sign_bit_copies,
+       num_sign_bit_copies1): New, from combine.c.
+       * rtlhooks.c: New file.
+       * rtlhooks-def.h: New file.
+
+2004-05-25  Svein E. Seldal  <Svein.Seldal@solidas.com>
+
+       * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
+       to support 32-bit -mint8 mode.
+
+       * doc/invoke.texi (-mint8): Added documentation for the -mint8
+       option in the AVR architecture.
+
+2004-05-24  Mike Stump  <mrs@apple.com>
+
+       * doc/install.texi: Document that dejagnu 1.4.4 is required.
+
+2004-05-24  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * intl.h (open_quote, close_quote): New.
+       * intl.c (open_quote, close_quote): New.
+       (gcc_init_libintl): Set them.
+       * pretty-print.c: Include "intl.h".
+       (pp_base_format_text): Support 'q' format flag and %` and %'
+       formats.  Use ' instead of ` in comments.
+       * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
+       gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
+       foramt_types_orig): Describe these new formats.
+       (decode_format_attr, check_function_format,
+       check_format_info_main): Use these new formats.
+       (status_warning): Use ATTRIBUTE_GCC_DIAG.
+       * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
+       check these formats to 3.5.
+
+2004-05-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * Makefile.in (CPPLIBS): Renamed to CPPLIB.
+       (BACKEND): Reflect this.
+       (LIBDEPS): Move CPPLIB before LIBIBERTY.
+       (LIBS): Likewise.
+
+2004-05-24  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       PR tree-optimization/14197
+       * builtins.c: Include "tree-gimple.h"
+       (readonly_data_expr): Use get_base_address.  Make sure to call
+       decl_readonly_section only on trees it can handle.
+       * tree-gimple.c (get_base_address): Accept STRING_CST and
+       CONSTRUCTOR expressions.
+       * Makefile.in: Update dependencies.
+
+2004-05-23  Paolo Bonzini  <bonzini@gnu.org>
+
+       Move libcpp to the toplevel.
+       * Makefile.in: Remove references to libcpp files,
+       use CPPLIBS instead of libcpp.a.  Define SYMTAB_H
+       and change hashtable.h to that.
+       * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
+       gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
+       * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
+       * configure: Regenerate.
+       * config.in: Regenerate.
+       * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
+       * cppcharset.c: Removed.
+       * cpperror.c: Removed.
+       * cppexp.c: Removed.
+       * cppfiles.c: Removed.
+       * cpphash.c: Removed.
+       * cpphash.h: Removed.
+       * cppinit.c: Removed.
+       * cpplex.c: Removed.
+       * cpplib.c: Removed.
+       * cpplib.h: Removed.
+       * cppmacro.c: Removed.
+       * cpppch.c: Removed.
+       * cpptrad.c: Removed.
+       * cppucnid.h: Removed.
+       * cppucnid.pl: Removed.
+       * cppucnid.tab: Removed.
+       * hashtable.c: Removed.
+       * hashtable.h: Removed.
+       * line-map.c: Removed.
+       * line-map.h: Removed.
+       * mkdeps.c: Removed.
+       * mkdeps.h: Removed.
+       * stringpool.h: Include symtab.h instead of hashtable.h.
+       * tree.h: Include symtab.h instead of hashtable.h.
+       * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+       * gcc.c (struct prefix_list): Add forward declaration.
+       (do_spec_path): New function, extracted from...
+       (do_spec_1) <'D'>: ... here.  Drop support for
+       SPACE_AFTER_L_OPTION.
+       (do_spec_1) <'I'>: Use do_spec_path.
+       (process_command): Do not store the 'include' suffix
+       in include_prefixes.
+       * system.h: Poison SPACE_AFTER_L_OPTION.
+
+2002-05-23  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (non_lvalue): Explicitly list the tree codes that
+       need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
+
+2004-05-23  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
+       Update based on printed manual.  Enable setting of offsets for
+       FSFPRINT and move it to gcc-common.texi.
+       * doc/gcc.texi: Update FSF printing details.
+       * doc/gccint.texi: Remove FSF printing details.
+
+2004-05-23  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/t-rs6000: Remove the disabling -Werror.
+
+2004-05-22  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+       expand_builtin_strrchr, expand_builtin_strpbrk,
+       expand_builtin_mempcpy, expand_builtin_memcmp,
+       expand_builtin_strcmp, expand_builtin_strncmp,
+       expand_builtin_strcat, std_expand_builtin_va_start,
+       std_expand_builtin_va_arg, expand_builtin_va_copy,
+       expand_builtin_signbit, fold_builtin_cabs,
+       fold_builtin_logarithm, fold_builtin_mempcpy,
+       fold_builtin_signbit, fold_builtin_isascii,
+       fold_builtin_toascii, fold_builtin_isdigit,
+       fold_builtin_1, build_function_call_expr,
+       simplify_builtin_strchr, simplify_builtin_strrchr,
+       simplify_builtin_strpbrk, simplify_builtin_strncpy,
+       simplify_builtin_memcmp, simplify_builtin_strcmp,
+       simplify_builtin_strncmp, simplify_builtin_strncat,
+       simplify_builtin_strspn, simplify_builtin_strcspn,
+       simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
+       to build with calls to build2, build3 or omit_one_operand.
+
+2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
+       section when generating EABI code.
+
+2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR 15546
+       * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
+       Call mark_decl_referenced on the SYMBOL_REF_DECL.
+
+2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-common.c (c_common_truthvalue_conversion): Handle
+       UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
+       ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
+       i.e. set the type to truthvalue_type_node and return.
+
+2004-05-22  Zack Weinberg  <zack@codesourcery.com>
+
+       * tree.h (struct tree_decl): Add possibly_inlined bit.
+       (DECL_POSSIBLY_INLINED): New accessor macro.
+       * cgraph.h: Remove declaration of cgraph_inline_hash.
+       * cgraph.c: Remove definition of cgraph_inline_hash.
+       (hash_node): Revert to hashing DECL_UID.
+       (eq_node): Take two pointers to cgraph_node structures.
+       Compare DECL_UIDs.
+       (cgraph_remove_node): Pass the node directly to htab_find_slot.
+       (cgraph_varpool_hash_node): Rename hash_varpool_node;
+       hash on DECL_UID.
+       (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
+       pointers to cgraph_varpool_node structures; compare DECL_UIDs.
+       (cgraph_node): Allocate a temporary node on the stack, fill in
+       its DECL field, and pass that to htab_find_slot.
+       (cgraph_varpool_node): Likewise.
+       (cgraph_function_possibly_inlined_p): If global info is ready,
+       return the DECL_POSSIBLY_INLINED bit.
+       * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
+       instead of mucking with cgraph_inline_hash.
+
+2004-05-22  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/contrib.texi: Add g77 contributors.
+
+2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
+
+       * calls.c (initialize_argument_information): Forbid sibcalls if a
+       callee-copied argument is stored in the current function's frame.
+
+2004-05-22  Eric Christopher  <echristo@redhat.com>
+
+       * fix-header.c (read_scan_file): Update for add_path change.
+
+2004-05-22  Ben Elliston  <bje@au.ibm.com>
+
+       * c.opt (Wmissing-include-dirs): New.
+       * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
+       to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
+       OPT_isystem. Handle case OPT_Wmissing_include_dirs.
+       * c-incpath.h (add_path): Add fourth (bool) argument.
+       * c-incpath.c (add_env_var_paths): Pass false to add_path ().
+       (add_standard_paths): Likewise.
+       (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
+       is used and the directory was user-supplied via -I.
+       (add_path): Set p->user_supplied_p.  Remove duplicated code by
+       using add_cpp_dir_path ().
+       * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
+       (struct cpp_dir): Add user_supplied_p.
+       * doc/invoke.texi (Warning Options): Document new option.
+
+2004-05-21  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * fold-const.c (fold_read_from_constant_string): Convert result to
+       requested type.
+
+2004-05-21  Richard Henderson  <rth@redhat.com>
+
+       * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
+       (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
+       Don't mark VA_ARG_EXPRs volatile here.
+       (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
+
+2004-05-21  Richard Henderson  <rth@redhat.com>
+
+       * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
+       * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
+
+2004-05-21  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold, fold_relational_hi_lo,
+       nondestructive_fold_binary_to_constant,
+       fold_read_from_constant_string): Use fold_convert instead of convert.
+       * builtins.c (simplify_builtin, simplify_builtin_strstr,
+       simplify_builtin_strchr, simplify_builtin_strrchr,
+       simplify_builtin_strpbrk): Use fold_convert instead of convert.
+
+2004-05-21  Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
+       is NULL.
+
+2004-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
+       override sparc.h definition.
+
+2004-05-20  Roger Sayle  <roger@eyesopen.com>
+
+       * tree.c (array_type_nelts, save_expr, substitute_in_expr,
+       get_unwidened, get_narrower): Replace build with build2.
+       * fold-const.c (negate_expr, associate_trees, size_binop,
+       fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
+       pedantic_omit_one_operand, distribute_bit_expr,
+       make_bit_field_ref, optimize_bit_field_compare,
+       decode_field_reference, range_binop, make_range,
+       build_range_check, fold_range_test, fold_truthop,
+       optimize_minmax_comparison, extract_muldiv_1,
+       fold_binary_op_with_conditional_arg, fold_mathfn_compare,
+       fold_inf_compare, fold_single_bit_test, fold,
+       fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+       Likewise replace build with either build2 or build3.
+
+2004-05-20  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
+       * calls.c (prepare_call_address): Don't test
+       NO_RECURSIVE_FUNCTION_CSE.
+       * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
+       * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
+       Likewise.
+       * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+       * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
+       * doc/tm.texi (Costs): Remove documentation for
+       NO_RECURSIVE_FUNCTION_CSE.
+
+2004-05-20  Paul Brook  <paul@codesourcery.com>
+
+       * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
+       * unwind-dw2.c (extract_cie_info): Ditto.
+       (_Unwind_FrameState): Change retaddr_column to word type.
+
+2004-05-20  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/3074
+       * fold-const.c (strip_compound_expr): Delete function.
+       (count_cond): Delete function.
+       (fold_binary_op_with_conditional_arg): Only perform transformations
+       "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
+       when a is constant.  This greatly simplifies this routine.
+
+       * tree.c (saved_expr_p): Delete function.
+       * tree.h (saved_expr_p): Delete function prototype.
+
+2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * common.opt (ftree-loop-optimize): Remove.
+
+2004-05-20  Daniel Jacobowitz  <dan@debian.org>
+
+       * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
+       (NM_FOR_TARGET): Use := and $(shell).
+       (mainversion): Remove unused variable.
+
+2004-05-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * reorg.c (delete_from_delay_slot): If we have a barrier after the
+       sequence containing the insn to be deleted, always reemit it.
+
+2004-05-20  Richard Henderson  <rth@redhat.com>
+
+       PR 15454
+       * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
+       * function.c (expand_function_start): Expand static_chain_decl by hand.
+       * gimplify.c (create_tmp_var_name): Export.
+       * tree-gimple.h (create_tmp_var_name): Declare.
+
+2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * rs6000.c (print_operand) <case 'z'>: Call
+       mark_decl_referenced before assemble_name.
+
+2004-05-20  Zack Weinberg  <zack@codesourcery.com>
+
+       * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+       (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+       (cgraph_varpool_node): Hash on the pointer to the decl, not
+       the DECL_UID.  Fixes 64-bit bootstrap failure.
+
+2004-05-20  Richard Earnshaw <rearnsha@arm.com>
+
+       * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
+       we don't earlyclobber operands used in the second insn.
+
+2004-05-20  Steven Bosscher  <stevenb@suse.de>
+
+       * tree-mudflap.c: Formatting fixes.
+
+2004-05-20  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
+       * gengtype.c (open_base_files): Include reload.h in ifiles.
+       * reload.h (reg_equiv_memory_loc_varray): Declare.
+       * reload1.c (reg_equiv_memory_loc_varray): New variable.
+       (init_reload): Initialize it.
+       (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
+       reg_equiv_memory_loc_varray to size 0.
+       * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
+       growing reg_equiv_memory_loc_varray to the desired size.
+       * passes.c (rest_of_handle_old_regalloc): Likewise.
+       * reload.c: Amend comment on calling init_reload.
+
+2004-05-20  Nick Clifton  <nickc@redhat.com>
+
+       * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
+       with 'TRAMP' in the body of the macro definition.
+
+2004-05-19  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/15383
+       * config/ia64/ia64.c (ia64_expand_compare): Don't check
+       TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
+       cmptf_libfunc isn't set.
+       (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
+       conventions.
+       (ia64_sysv4_init_libfuncs): New.
+
+       * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
+       ia64_sysv4_init_libfuncs.
+
+2004-05-20  Falk Hueffner  <falk@debian.org>
+
+       PR other/15526
+       * libgcc2.c (__mulvsi3): Fix overflow test.
+
+2004-05-19  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR c/14171
+       * reg-stack.c (nan): Rename to ...
+       (not_a_num): Here.
+       (reg_to_stack): Rename nan to not_a_num.
+       (subst_stack_regs_pat): Likewise.
+       (convert_regs_entry): Likewise.
+       (convert_regs_1): Likewise.
+
+       * tree-cfg.c (find_case_label_for_value): Replace call to
+       simple_cst_equal with tree_int_cst_equal.
+
+2004-05-19  Jeff Law <law@redhat.com>
+
+       * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
+       If the operand is for a use, then strip away the SSA_NAME, do not
+       strip away the SSA_NAME for a set.  Never call release_ssa_name.
+       (mark_def_sites): Appropriately pass additional argument to
+       prepare_operand_for_rename.  If a VDEF_RESULT is not an SSA_NAME,
+       then set the VDEF_RESULT to the VDEF_OP.
+       (set_def_block): Strip away any SSA_NAME to get to the real
+       underlying variable.
+
+       * tree-ssa-phiopt.c (value_replacement): Handle the case where
+       the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
+       BB directly.
+
+2004-05-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       PR c++/15463
+       * loop-iv.c (iv_number_of_iterations):  Use trunc_int_for_mode on
+       result of inverse.
+
+       PR rtl-optimization/15274
+       * loop-iv.c (determine_max_iter, shorten_into_mode,
+       iv_number_of_iterations): Handle constants correctly.
+       * rtl.h (get_mode_bounds): Declaration changed.
+       * stor-layout.c (get_mode_bounds): Return a constant suitable for
+       the target mode.
+
+       PR rtl-optimization/14692
+       * loop-unswitch.c (may_unswitch_on): Try folding the result.
+       (unswitch_single_loop): Work correctly when may_unswitch_on
+       returns a folded constant.
+
+       * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
+       * simplify-rtx.c (simplify_const_relational_operation): Optimize
+       comparisons with mode bounds.
+
+       * function.c (struct temp_slot): Add new field prev.
+       (free_after_compilation, init_temp_slots): Free new fields.
+       (cut_slot_from_list, insert_slot_to_list,
+       temp_slots_at_level, max_slot_level, move_slot_to_level,
+       make_slot_available): New functions.
+       (assign_stack_temp_for_type, combine_temp_slots,
+       find_temp_slot_from_address, preserve_temp_slots,
+       preserve_rtl_expr_result, free_temp_slots,
+       free_temps_for_rtl_expr, pop_temp_slots): Work with
+       the new structure of lists.
+       (mark_all_temps_used): Removed.
+       * function.h (struct function): Field x_temp_slots
+       replaced by x_used_temp_slots and x_avail_temp_slots.
+       (temp_slots): Replaced by ...
+       (used_temp_slots, avail_temp_slots): New.
+       * tree.h (mark_all_temps_used): Declaration removed.
+
+       * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
+       simplify_using_assignment): Take the expression out of
+       the expr_list wrapper.
+
+       * loop-iv.c (iv_number_of_iterations): Improve clasification of
+       infinite loops.
+
+2004-05-19  Roger Sayle  <roger@eyesopen.com>
+
+       * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
+       costs should be based on code size when optimizing for size.
+
+2004-05-19  Paolo Bonzini  <bonzini@gnu.org>
+
+       * fold-const.c: Remove non-printable character 160.
+
+2004-05-19  Nick Clifton  <nickc@redhat.com>
+
+       * doc/invoke.texi (ARM Options): Fix typo.
+       Remove descrption of -mshort-load-bytes and
+       -mno-short-load-bytes.
+
+       * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
+       missing parenthesis.
+       * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
+       * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
+
+2004-05-19  Steven Bosscher  <stevenb@suse.de>
+
+       * expr.c (store_constructor): Build loop start and end by hand
+       instead of via loop functions from stmt.c.
+       (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
+       Remove the code to expand them.
+
+       * stmt.c (loop_stack): Remove this and everything related.
+       (struct nesting, enum nesting_desc): Update.
+       (expand_fixup): Likewise.
+       (expand_loop_start, expand_start_loop_continue_elsewhere,
+       expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
+       expand_end_null_loop, expand_continue_loop, expand_exit_loop,
+       expand_exit_loop_if_false, expand_exit_loop_top_cond,
+       expand_exit_something): Remove.
+       * tree.h: Remove prototypes.
+
+2004-05-18  Mike Stump  <mrs@apple.com>
+           Devang Patel  <dpatel@apple.com>
+
+       * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
+       if this label is for eh.
+       * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
+       * config/darwin.c (darwin_emit_unwind_label): Likewise.
+       * dwarf2out.c (output_call_frame_info): Likewise.
+       * output.h (default_emit_unwind_label): Likewise.
+       * target.h (unwind_label): Likewise.
+       * varasm.c (default_emit_unwind_label): Likewise.
+
+       * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
+       DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
+       DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
+       DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
+       DEBUG_RANGES_SECTION): Define.
+
+2004-05-18  Zack Weinberg  <zack@codesourcery.com>
+
+       * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+       (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+       (cgraph_varpool_node):
+       Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
+       (cgraph_function_possibly_inlined_p): Use the decl itself for
+       the key, not DECL_ASSEMBLER_NAME.
+       (change_decl_assembler_name): No need to muck with the hash tables.
+       (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
+       Delete.
+       * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
+       for the key, not DECL_ASSEMBLER_NAME.
+       * cgraph.h: Remove prototypes of deleted functions.
+       * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
+       (mark_decl_referenced): New function.
+       * tree.h: Prototype mark_decl_referenced.
+       * final.c (output_addr_const) <case SYMBOL_REF>: Call
+       mark_decl_referenced before assemble_name.
+       * c-decl.c (finish_decl): Use mark_decl_referenced.
+
+2004-05-18  Andrew Pinski  <pinskia@physics.uc.edu>
+           Jeff Law <law@redhat.com>
+
+       * tree-ssa-phiopt.c (abs_replacement): New function.
+       (empty_block_p): New function extracted from...
+       (candidate_bb_for_phi_optimization): Break out empty block test.
+       (conditional_replacement): Use empty_block_p.
+       (value_replacement): Similarly.
+
+       * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
+       * tree-ssa-phiopt.c: Include flags.h.
+       (conditional_replacement): Remove argument names from prototype.
+       Minor formatting and comment fixes.
+       (tree_ssa_phiopt): If conditional_replacement returns false, then
+       call value_replacement.
+       (value_replacement): New function.
+
+2004-05-18  Jeff Law  <law@redhat.com>
+
+       * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
+       from conditional_replacement.
+       (candidate_bb_for_phi_optimization): Similarly.
+       (conditional_replacement): Use replace_phi_with_stmt and
+       candidate_bb_for_phi_optimization.
+
+       * tree-ssa-phiopt.c: Fix various formatting issues.
+
+2004-05-18  Steven Bosscher  <stevenb@suse.de>
+
+       * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
+       s390_expand_cmpmem): Do not use expand_start_loop and
+       expand_end_loop, instead build the loop manually.
+
+2004-05-18  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
+       (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
+
+2004-05-17  Jeff Law  <law@redhat.com>
+
+       * toplev.h (flag_delete_null_pointer_checks): Move from here to...
+       * flags.h (flag_delete_null_pointer_checks): Here.
+       * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
+       * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
+       (add_phi_arg, remove_phi_arg_num): Similarly.
+       * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
+       property into PHI nodes.
+       * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
+       (record_equivalences_from_phis): If all PHI arguments are known to be
+       nonzero, then the result must be nonzero as well.
+       (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
+       (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
+       appropriately.  Walk the USE-DEF chains and propagate nonzero property
+       as appropriate.
+       * tree.h (PHI_ARG_NONZERO): Define.
+       (phi_arg_d): Add nonzero flag.
+
+2004-05-17  Zack Weinberg  <zack@codesourcery.com>
+
+       * f: Entire directory removed
+
+       * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
+       (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
+       (g77_integer_type_node, g77_uinteger_type_node)
+       (g77_longint_type_node, or g77_ulongint_type_node): Delete.
+       * c-common.c (c_common_nodes_and_builtins): Do not initialize
+       the above set of variables.
+
+       * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
+       * doc/invoke.texi, doc/standards.texi: Remove cross-references
+       to g77 manual.
+
+2004-05-17  Steven Bosscher  <stevenb@suse.de>
+
+       PR tree-optimization/15438
+       * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
+       attributed functions as pure or const.
+
+2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
+
+       * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
+       from source code with errors.
+
+2004-05-17  Ranjit Mathew  <rmathew@hotmail.com>
+
+       Enable tree browser for all front ends.
+       * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
+       (BACKEND): ...to here.
+
+2004-05-17  Jan Hubicka  <jh@suse.cz>
+
+       * i386.c (construct_container): Do not produce BLKmode registers.
+       (classify_argument): Properly compute alignment of complex types.
+
+2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/15084
+       * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
+       and renamed to movdi_insv_1_rex64.
+       (insv): Support SImode for 32bit and DImode for 64bit.
+
+2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
+       (TARGET_SWITCHES): Remove debugg.
+       * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
+       TARGET_64BIT.
+       (subdi3): Replace the define_expand with a define_insn, the latter
+       renamed from subdi3_internal_3.
+       (negdi2): Likewise negdi2_internal_2.
+       (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
+       (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
+       and associated define_splits.
+       (adddi3_internal): Renamed from adddi3_internal_3.
+       (ashldi3_internal): Likewise ashldi3_internal4.
+       (ashrdi3_internal): Likewise ashrdi3_internal4.
+       (lshrdi3_internal): Likewise lshrdi3_internal4.
+
+2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
+
+       * optabs.c (expand_unop): Try implementing negation using subtraction
+       from zero.
+
+2004-05-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.md:  Fix typo from last change.  Remove DFmode move to and from
+       SAR register.
+
+2004-05-16  Richard Earnshaw  <rearnsha@arm.com>
+
+       PR target/10982
+       * arm.md (ne_zeroextractsi): Convert to insn-and-split.
+       (ne_zeroextractsi_shifted): New pattern.
+       (ite_ne_zeroextractsi): New pattern.
+       (ite_ne_zeroextractsi_shifted): New pattern.
+
+2004-05-15  Steven Bosscher  <stevenb@suse.de>
+
+       * c-gimplify.c (c_genericize):
+       Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
+       * c-parse.in <expr_no_commas>: Likewise.
+       <if_prefix>: Likewise.
+       <select_or_iter_stmt>: Likewise.
+       * expr.c (expand_var, expand_expr_real_1): Likewise.
+       * expr.h (expand_expr): Make it a static inline function.
+       Move prototype for expand_expr_real up before this.
+       * fold-const.c (fold_relational_hi_lo, fold_relational_const):
+       Likewise.
+       * gimplify.c (gimple_boolify, gimplify_addr_expr,
+       gimplify_asm_expr, gimplify_expr): Likewise.
+       * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
+       dump_function_to_file): Likewise.
+       * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
+       * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
+       * tree-into-ssa.c (dump_tree_ssa): Likewise.
+       * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
+       Likewise.
+       * tree-optimize.c (execute_one_pass): Likewise.
+       * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
+       * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
+
+       * objc/objc-act.c (objc_build_try_enter_fragment,
+       objc_build_try_epilogue, objc_build_catch_stmt,
+       objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
+       with lang_hooks.foo ().
+
+2004-05-15  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
+       that simplify_builtin doesn't destructively modify its argument.
+
+2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
+
+       * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
+       implementations for ARM and Thumb.
+       * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
+
+2004-05-15  Thomas Quinot  <quinot@act-europe.fr>
+
+       * prefix.c (update_path): Replace PREFIX with KEY only
+       when it matches a full directory name in PATH.
+
+2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
+
+       * arm.h (TARGET_APCS_32): Delete.
+       (TARGET_MMU_TRAPS): Delete.
+       (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__.  Never
+       define __APCS_26__.
+       (CPP_SPEC): Remove checking of -mapcs-{26,32}.
+       (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
+       (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
+       (prog_mode_type): Delete.
+       (PROMOTE_MODE): Always promote unsigned for HImode.
+       (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
+       (MASK_RETURN_ADDR): Simplify.
+       * arm.c (arm_prgmode): Delete.
+       (arm_override_options, arm_gen_rotated_half_load): Simplify.
+       (print_multi_reg, output_return_instruction): Simplify.
+       (arm_output_epilogue, arm_final_prescan_insn): Simplify.
+       (arm_return_addr): Simplify.
+       * arm.md (prog_mode): Delete.
+       (conds): Simplify.
+       (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
+       (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
+       (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
+       (loadhi_shiftpredec): Delete.
+       (peephole for post-increment on HImode load): Delete.
+       * arm/crtn.asm: (FUNC_END): Simplify.
+       * arm/lib1funcs.asm: Remove APCS-26 return macros.
+       * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
+       * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
+       * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
+       MULTILIB_DEFAULTS as required.
+       * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
+       * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
+       variables as required.
+       * doc/invoke.texi (ARM Options): Remove obsolete flags.
+
+2004-05-15  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
+       UNITS_PER_WORD to calculate gpr size.  Re-instate code to set reg
+       count to 8 to handle n_reg > 2.
+
+2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/extend.texi: Update WG14 URL.
+
+2004-05-15  Steven Bosscher  <stevenb@suse.de>
+
+       * basic-block.h (life_analysis, delete_noop_moves):
+       Update prototypes.
+       * bt-load.c (branch_target_load_optimize): Don't take the
+       insns stream as an argument.  Update the life_analysis calls.
+       * combine.c (combine_instructions): Update delete_noop_moves
+       calls.
+       * flow.c (notice_stack_pointer_modification): Don't take the
+       insns stream as an argument.  Work on the flow graph.
+       (life_analysis): Likewise.
+       (delete_noop_moves): Likewise.
+       * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
+       (rest_of_handle_life): Update life_analysis call.
+       (rest_of_compilation): Likewise, and also update
+       branch_target_load_optimize call.
+       * ra.c (reg_alloc): Update life_analysis call.
+       * reg-stack.c (reg_to_stack): Likewise.  Also, don't take
+       the insns stream as an argument.
+       * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
+       call.
+       * rtl.c (branch_target_load_optimize, reg_to_stack): Update
+       prototypes.
+       * value-profile.c (branch_prob): Update life_analysis call.
+       * web.c (web_main): Work on the CFG, not on the insns stream.
+
+       * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
+       * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
+       * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/15444
+       * c-format.c (avoid_dollar_number): New function.
+       (check_format_info_main): Call avoid_dollar_number when operand
+       numbers might occur but has_operand_number == 0.
+
+2004-05-14  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.md (all peephole2 patterns): Use predicates that validate
+       register classes as appropriate.
+
+2004-05-14  Steven Bosscher  <stevenb@suse.de>
+
+       PR opt/14472
+       * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
+       ignore type conversions that do not inhibit tail calling.
+       (find_tail_calls): Likewise.
+
+2004-05-14  Jeff Law  <law@redhat.com>
+
+       * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
+       bother marking bypassed virtuals for out-of-ssa.  Instead merge
+       bypassed virtuals into vars_to_rename just before into-ssa pass.
+
+       * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
+       so that it picks up more opportunities to eliminate ABS expressions
+       or turn them into negations.
+
+2004-05-14  Steven Bosscher  <stevenb@suse.de>
+
+       * passes.c (rest_of_handle_null_pointer): Remove.
+       (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
+       (rest_of_compilation): Likewise.
+       * rtl.h (delete_null_pointer_checks): Remove prototype.
+       * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
+       Remove declarations.
+       (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
+       compute_kill_rd, compute_rd, alloc_avail_expr_mem,
+       free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
+       expr_reaches_here_p, computing_insn, def_reaches_here_p,
+       can_disregard_other_sets, handle_avail_expr, classic_gcse,
+       one_classic_gcse_pass, invalidate_nonnull_info,
+       delete_null_pointer_checks_1, delete_null_pointer_checks,
+       expr_reached_here_p_work): Remove.
+       (gcse_main): Do not perform classic GCSE when optimizing for size.
+       (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
+       are never used.
+
+2004-05-14  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR optimization/14466
+       * tree-complex.c (make_temp): Remove.
+       (gimplify_val): Replace make_temp with make_rename_temp
+       and add NULL as the second argument.
+       (expand_complex_div_wide): Likewise.
+       * tree-dfa.c (make_rename_temp): New function.
+       * tree-flow.h (make_rename_temp): Declare.
+       * tree-sra.c (make_temp): Remove.
+       (lookup_scalar): Replace make_temp with make_rename_temp.
+       (create_scalar_copies): Likewise.
+       * tree-ssa-phiopt.c (conditional_replacement): When we
+       get non gimple create a temporary variable to hold the
+       casted expression.
+
+2004-05-14  Paul Brook  <paul@codesourcery.com>
+
+       * stor-layout.c (update_alignment_for_field): Use
+       targetm.align_anon_bitfield.
+       * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
+       (TARGET_INITIALIZER): Use it.
+       * target.h (struct gcc_target): Add align_anon_bitfield.
+       * config/arm/arm.c (arm_align_anon_bitfield):  New function.
+       (TARGET_ALIGN_ANON_BITFIELD): Define.
+       * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
+
+2004-05-13  Zack Weinberg  <zack@codesourcery.com>
+
+       * tree.def (documentation): Remove mention of class 'b'.
+       (BLOCK): Now in class 'x'.
+       * c-common.c (verify_tree): Remove case 'b'.
+       * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
+       * calls.c (calls_function_1): Control cannot get past the switch
+       when exp is a BLOCK.
+       * print-tree.c (print_node): Move code for class 'b' to the class
+       'c'/'x' switch, as case BLOCK.
+       * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
+       (unsafe_for_reeval, substitute_placeholder_in_expr)
+       (stabilize_reference_1): Remove case 'b'.
+       * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
+       of something being 'b' to tests for TREE_CODE of something being
+       BLOCK.
+       * tree-ssa-operands.c (get_expr_operands): Likewise.
+
+2004-05-13  Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-gimple.c: Rename from tree-simple.c.
+       * tree-gimple.h: Rename from tree-simple.h.
+       * c-gimplify.c: Rename from c-simplify.c
+       * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
+       langhooks.c, tree-alias-ander.c, tree-alias-common.c,
+       tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
+       tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
+       tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
+       tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
+       tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
+       Update.
+
+2004-05-14  Ranjit Mathew  <rmathew@hotmail.com>
+
+       * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
+
+2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * tree-ssa.c (delete_tree_ssa): XFREE
+       bitmaps allocated with BITMAP_XMALLOC.
+
+       * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
+       idfs_cache at the end of the function.
+
+       * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
+       at the end of the function.
+
+       * tree-ssa-dce.c (perform_tree_ssa_dce): Free
+       el at the end of the function.
+
+       * tree-into-ssa.c (insert_phi_nodes_for): XFREE
+       bitmaps allocated with BITMAP_XMALLOC.
+
+       * loop-unswitch.c (unswitch_single_loop): Free bbs at
+       the end.
+
+       * final.c (shorten_branches): Free uid_shuid before
+       reallocating it.
+
+       * bb-reoder.c (connect_traces): Free cold_traces at the end.
+
+2004-05-13  Jeff Law  <law@redhat.com>
+
+       * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
+       variables.  Simplify slightly by using USE_OP/DEF_OP instead
+       of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
+
+       * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
+       rather than iterating through the blocks testing each bit in
+       livein to initialize the worklist.
+       (mark_def_sites): Remove useless checks of KILLS for virtual
+       operands.
+
+       * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
+       new parameters for the statement and variable worklist as well
+       as a bitmap of interesting SSA_NAMEs.  Walk over the statement
+       worklist recording interesting variables in the variable worklist
+       and bitmap.  Handle casts between integral and boolean types.
+       (substitute_single_use_vars): Accept new parameters for the statement
+       and variable worklist.  When a substitution is made add a new
+       entry to the statement worklist.  Handle casts between integral
+       and boolean types.
+       (tree_ssa_forward_propagate_single_use_vars): Rework to pass
+       worklists to children.  Iterate until the statement worklist
+       is empty.
+
+2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
+       the end of the block.
+
+       * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
+       with BITMAP_XMALLOC.
+
+       * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
+       with BITMAP_XMALLOC.
+
+       * tree-ssa-dom.c (tree_ssa_dominator_optimize):
+       Free nonzero_vars at the end of the function.
+
+       * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
+       need to generate code instead of a NOP_EXPR.
+
+2004-05-13  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * gcc.c (default_compilers): Fill out initializers for new Fortran
+       entries.
+
+2004-05-13  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
+
+2004-05-13  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_default_short_enums): New function.
+       (TARGET_DEFAULT_SHORT_ENUMS): Define.
+
+2004-05-13  Diego Novillo  <dnovillo@redhat.com>
+
+       Merge from tree-ssa-20020619-branch.
+
+       * Makefile.in (reload1.o-warn): Add.
+       (tree-alias-ander.o-warn): Add.
+       (GMPLIBS): Define.
+       (GMPINC): Define.
+       (BANSHEELIB): Define.
+       (BANSHEEINC): Define.
+       (TREE_DUMP_H): Define.
+       (TREE_SIMPLE_H): Define.
+       (TREE_FLOW_H): Define.
+       (LIBDEPS): Add BANSHEELIB.
+       (INCLUDES): Add BANSHEEINC and GMPINC.
+       (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
+       c-mudflap.o and c-pretty-print.o.
+       (C_OBJS): Remove c-pretty-print.o.
+       (OBJS-common): Remove sibcall.o.
+       Add tree-cfg.o, tree-dfa.o, tree-eh.o,
+       tree-ssa.o, tree-optimize.o, tree-simple.o,
+       tree-alias-type.o, gimplify.o, tree-pretty-print.o,
+       tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
+       tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
+       tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
+       tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
+       tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
+       tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
+       tree-tailcall.o, gimple-low.o, tree-iterator.o,
+       tree-phinodes.o, tree-ssanames.o, tree-sra.o,
+       tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
+       tree-profile.o.
+       (OBJC-archive): Add tree-nomudflap.o.
+       (cc1): Add dependency on @TREEBROWSER@.
+       (c-decl.o): Add dependency on TREE_DUMP_H.
+       (c-dump.o): Likewise.
+       (c-common.o): Add dependency on tree-iterator.h
+       (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
+       (gtype-desc.o): Add dependency on TREE_FLOW_H.
+       (tree.o): Add dependency on tree-iterator.h,
+       BASIC_BLOCK_H and TREE_FLOW_H.
+       (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
+       (langhooks.o): Add dependency on TREE_SIMPLE_H.
+       (tree-alias-type.o, tree-alias-ander.o,
+       tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
+       tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
+       tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
+       tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
+       domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
+       tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
+       tree-nested.o, tree-iterator.o, tree-dfa.o,
+       tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
+       tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
+       gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
+       tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
+       tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
+       tree-sra.o, tree-complex.o, tree-profile.o,
+       rtl-profile.o): New rules.
+       (function.o): Add dependency on basic-block.h
+       (expr.o): Add dependency on tree-iterator.h.
+       (sibcall.o): Remove.
+       (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
+       (cfg.o): Add dependency on TIMEVAR_H.
+       (cfghooks.o): Add dependency on TREE_FLOW_H.
+       (reg-stack.o): Add dependency on basic-block.h.
+       (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
+       c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
+       tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
+       tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
+       tree-alias-type.h, tree-alias-common.h,
+       tree-alias-type.c, tree-alias-common.c,
+       tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
+       rtl-profile.c and tree-nested.c.
+       (gt-tree-alias-common.h, gt-tree-mudflap.h,
+       gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
+       gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
+       gt-tree-cfg.h, gt-tree-nested.h): New rules.
+       (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
+       * basic-block.h: Include predict.h
+       (struct edge_def): Add GTY marker.
+       Change field 'insns' to be a union of tree and rtx.
+       (EDGE_TRUE_VALUE): Define.
+       (EDGE_FALSE_VALUE): Define.
+       (EDGE_EXECUTABLE): Define.
+       (struct bb_ann_d): Forward declare.
+       (struct basic_block_def): Add GTY marker.
+       Remove fields head_tree and end_tree.
+       Add fields stmt_list, rbi and tree_annotations.
+       (struct reorder_block_def): Define.
+       (basic_block_info): Add GTY marker.
+       (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
+       variables instead of macros.
+       (flow_call_edges_add): Remove declaration.
+       (make_eh_edge): Remove declaration.
+       (brief_dump_cfg, find_edge, tree_predicted_by_p,
+       rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
+       predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
+       cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
+       alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
+       (try_redirect_by_replacing_jump): Modfiy return type to
+       edge instead of bool.
+       * bb-reorder.c (copy_bb): Call duplicate_block
+       instead of cfg_layout_duplicate_bb.
+       (copy_bb_p): Call can_duplicate_block_p instead of
+       cfg_layout_can_duplicate_bb_p.
+       * bitmap.c (bitmap_first_set_bit): Abort if word
+       wasn't found.
+       (bitmap_last_set_bit): Likewise.
+       * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
+       (DEF_FUNCTION_TYPE_3): Add.
+       * builtins.c (c_strlen): Make extern.
+       (builtin_save_expr): New.
+       (expand_builtin_nonlocal_goto): New.
+       (expand_builtin_constant_p): Remove.
+       (expand_builtin_mathfn): Call builtin_save_expr instead
+       of save_expr.
+       (expand_builtin_mathfn_2): Likewise.
+       (expand_builtin_strcmp): Likewise.
+       (expand_builtin_strncmp): Likewise.
+       (expand_builtin_strcat): Likewise.
+       (fold_builtin_cabs): Likewise.
+       (expand_builtin_alloca): Don't trigger if -fmudflap is
+       given.
+       (build_string_literal): Set TREE_INVARIANT on new node.
+       (expand_builtin_profile_fun): New.
+       (round_trampoline_addr): New.
+       (expand_builtin_init_trampoline): New.
+       (expand_builtin_adjust_trampoline): New.
+       (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
+       <BUILT_IN_CONSTANT_P>: Return const0_rtx;
+       <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
+       BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
+       BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
+       BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
+       Handle.
+       (fold_builtin_expect): New.
+       (fold_builtin_isascii): Don't return non-constant results
+       in GIMPLE form.
+       (fold_builtin_isdigit): Likewise.
+       (fold_builtin_1): New.
+       (fold_builtin): Call it.
+       (build_function_call_expr): Update call to build a new
+       CALL_EXPR.
+       (purge_builtin_constant_p): Remove.
+       (simplify_builtin, simplify_builtin_memcmp,
+       simplify_builtin_strcmp, simplify_builtin_strncmp,
+       simplify_builtin_strpbrk, simplify_builtin_strstr,
+       simplify_builtin_strchr, simplify_builtin_strrchr,
+       simplify_builtin_strcat, simplify_builtin_strncat,
+       simplify_builtin_strspn, simplify_builtin_strcspn,
+       simplify_builtin_next_arg, simplify_builtin_va_start,
+       simplify_builtin_sprintf): New.
+       * builtins.def (BUILT_IN_STACK_ALLOC,
+       BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
+       BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
+       BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
+       BUILT_IN_PROFILE_FUNC_EXIT): Define.
+       * c-common.c: Include tree-iterator.h and hashtab.h.
+       (lang_statement_code_p): Declare.
+       (lang_gimplify_stmt): Declare.
+       (fix_string_type): Set TREE_INVARIANT for value.
+       (pointer_int_sum): Rely on build to set TREE_CONSTANT.
+       (c_type_hash): New.
+       (c_common_get_alias_set): Handle multiple type nodes
+       referring to "the same" type, currently for C90 only.
+       (c_add_case_label): Use create_artificial_label.
+       (finish_label_address_expr): Don't set TREE_CONSTANT on
+       result.
+       (c_expand_expr): Don't handle STMT_EXPR.
+       (handle_alias_attribute): Marke aliased variables to be
+       TREE_STATIC.
+       (handle_nonnull_attribute): Initialize arg_num.
+       (check_function_nonnull): Likewise.
+       (c_walk_subtrees): New.
+       (c_estimate_num_insns_1): Don't handle
+       EXPR_WITH_FILE_LOCATION nor FILE_STMT.
+       (c_decl_uninit_1): Remove.
+       (c_decl_uninit): Remove.
+       (c_warn_unused_result): New.
+       * c-common.def (ASM_STMT): Change number of operands
+       to 4.
+       (FILE_STMT): Remove.
+       * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
+       Remove.
+       (lang_gimplify_stmt): Add.
+       (expand_stmt): Remove.
+       (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
+       ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
+       ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
+       FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
+       ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
+       (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
+       genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
+       genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
+       genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
+       genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
+       genrtl_compound_stmt, genrtl_asm_stmt,
+       genrtl_cleanup_stmt, c_decl_uninit): Remove.
+       (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
+       c_tree_chain_matters_p, c_warn_unused_result,
+       c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
+       Declare.
+       * c-convert.c (convert): Make convert work when
+       converting to compatible types across translation unit.
+       * c-decl.c: Include langhooks.h, tree-mudflap.h,
+       tree-simple.h, diagnostic.h and tree-dump.h
+       (merge_decls): Initialize oldtype to NULL.
+       (finish_decl): Use DECL_HARD_REGISTER instead of
+       DECL_C_HARD_REGISTER.
+       (check_bitfield_type_and_width): Check for null
+       lang_type_specific when check the precision of an enum.
+       (grokdeclarator): Immediately layout an ARRAY_TYPE used
+       in a pointer-to-array declarator.
+       (finish_struct): Clear allocated struct lang_type.
+       (finish_enum): Set enum_min and enum_max.  Set
+       TYPE_MIN/MAX_VALUE to the limits of the compatible type,
+       not to the enumerators.
+       (set_decl_nonlocal): New.
+       (store_parm_decls): Use it via walk_tree.
+       (c_finalize): New.
+       (finish_function): When !targetm.have_ctors_dtors,
+       record static constructors and destructors here...
+       (c_expand_body_1): ... not here.
+       (c_expand_decl): Rename from c_expand_decl_stmt.
+       Handle all C-specific expansion semantics.
+       * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
+       STMT_LINENO.
+       * c-format.c (handle_format_arg_attribute): Initialize
+       format_num.
+       * c-lang.c: Include tree-inline.h
+       (LANG_HOOKS_EXPAND_DECL,
+       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+       LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
+       LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
+       LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
+       (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
+       LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
+       (c_types_compatible_p): New.
+       * c-mudflap.c: New file.
+       * c-objc-common.c: Include tree-mudflap.h
+       (start_cdtor, finish_cdtor): Collapse
+       together into
+       (build_cdtor): ...here.  Update to construct a complete tree
+       for the function.  No need to call push_scope, pop_scope, or
+       clear_last_expr, or set current_function_cannot_inline.
+       (c_missing_noreturn_ok_p): Change prototype to return
+       bool.
+       (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
+       * c-opts.c (c_common_handle_option): Move handling of -fdump- to
+       opts.c.
+       (c_common_post_options): Don't ever use rtl inlining.
+       * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
+       * c-pragma.c (handle_pragma_redefine_extname): Define
+       always.
+       (init_pragma): Activate #pragma redefine_extname for mudflap.
+       * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
+       (pp_c_initializer): Accept any type CONSTRUCTOR.
+       (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
+       COMPLEX_TYPE.
+       (decl_name_str): New local function.
+       (pp_c_direct_declarator): Call it.
+       (pp_c_primary_expression): Call it.
+       (pp_c_id_expression): Call it.
+       (pp_c_statement): Call it.
+       (print_c_tree): Create new pp object.
+       * c-pretty-print.h (pp_c_tree_decl_identifier,
+       print_c_tree): Declare.
+       * c-semantics.c: Include langhooks.h
+       (lang_expand_stmt, lang_expand_decl_stmt,
+       find_reachable_label_1, find_reachable_label,
+       expand_unreachable_if_stmt, expand_unreachable_stmt,
+       genrtl_do_stmt_1): Remove.
+       (begin_stmt_tree): Don't check for changed filename.
+       Call annotate_with_locus.
+       (finish_stmt_tree): Don't set line for end of function.
+       (build_stmt): Don't check type nodes for
+       side effects.
+       (build_stmt): Set TREE_SIDE_EFFECTS.
+       Set EXPR_LOCUS instead of STMT_LINENO.
+       (lang_expand_stmt, lang_expand_decl_stmt,
+       expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
+       genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
+       genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
+       genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
+       genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
+       genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
+       genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
+       find_reachable_label_1, expand_unreachable_if_stmt,
+       expand_unreachable_stmt): Remove.
+       (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
+       * c-simplify.c: New file.
+       * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
+       (struct lang_type): Add fields enum_min and enum_max.
+       (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
+       (c_expand_decl, c_missing_noreturn_ok_p,
+       c_types_compatible_p): Declare.
+       * c-typeck.c (tagged_types_tu_compatible_p): Allow for
+       compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
+       (default_function_array_conversion): Rely on build to
+       set TREE_CONSTANT.
+       (parser_build_binary_op, pointer_diff): Likewise.
+       (build_unary_op, build_binary_op): Likewise.
+       (build_array_ref):
+       (build_external_ref): Set TREE_INVARIANT.
+       (build_c_cast, pop_init_level): Likewise.
+       (process_init_element): Use ASM_VOLATILE_P.
+       (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
+       (c_finish_case): Call c_do_switch_warnings.
+       * c.opt (fdump-): Remove.
+       * calls.c (try_to_integrate): Remove.
+       (prepare_call_address): Replace fndecl arg with a
+       precomputed static chain value.
+       (emit_call_1): New argument for full call expr.
+       (flags_from_decl_or_type): Call special_function_p.
+       (initialize_argument_information): Add argument
+       may_tailcall.
+       (purge_reg_equiv_notes): New.
+       (expand_call): Do not try to expand calls inline.
+       (fixup_tail_calls): New.
+       * cfg.c: Include timevar.h and ggc.h.
+       (bb_pool, edge_pool): Remove.
+       (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
+       (entry_exit_blocks): Remove.
+       (rbi_pool): Declare.
+       (init_flow): Do not create pools.
+       Allocate entry/exit block.
+       (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
+       (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
+       (unlink_block): Clear b->prev_bb and b->next_bb.
+       (compact_blocks): Clear all slots of BASIC_BLOCK array.
+       (dump_flow_info): Work on trees too.
+       (dump_cfg_bb_info): New.
+       (brief_dump_cfg): New.
+       * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
+       (find_edge): New.
+       * cfgbuild.c (rtl_make_eh_edge): Rename from
+       make_eh_edge.  Update all users.
+       (find_basic_blocks): Don't call VARRAY_FREE on
+       basic_block_info.
+       * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
+       and newpos2.
+       (delete_unreachable_blocks): Return changed status.
+       (merge_seq_blocks): New.
+       * cfghooks.c: Include tree-flow.h
+       (tree_register_cfg_hooks, ir_type): New.
+       (redirect_edge_and_branch): Change return type to edge.
+       (predict_edge, predicted_by_p, can_duplicate_block_p,
+       duplicate_block, block_ends_with_call_p,
+       block_ends_with_condjump_p, flow_call_edges_add): New.
+       * cfghooks.h (redirect_edge_and_branch): Change return
+       type to edge.
+       (predict_edge, predicted_by_p, can_duplicate_block_p,
+       duplicate_block, block_ends_with_call_p,
+       block_ends_with_condjump_p, flow_call_edges_add): Declare.
+       (redirect_edge_and_branch): Change return type to edge.
+       (struct cfg_hooks): Add fields block_ends_with_call_p,
+       block_ends_with_condjump_p, flow_call_edges_add,
+       predict_edge, predicted_by_p, can_duplicate_block_p and
+       duplicate_block.
+       (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
+       * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
+       (fixup_reorder_chain): Use initialize_bb_rbi.
+       (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
+       (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
+       (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
+       (insn_locators_initialize): Use new info about blocks.
+       * cfglayout.h (typedef struct reorder_block_def): Moved to
+       basic_block.h.
+       (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
+       removed.
+       * cfgloop.c: Include tree.h and tree-flow.h.
+       * cfgloop.h (create_loop_notes): Declare.
+       * cfgloopmanip.c (create_loop_notes): New.
+       * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
+       (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
+       and duplicate_block fields.
+       (create_basic_block_structure): Don't look at
+       RTX_INTEGRATED_P.
+       (rtl_block_ends_with_call_p): New.
+       (rtl_block_ends_with_condjump_p): New.
+       (need_fake_edge_p): Moved from cfganal.c.
+       (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
+       (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
+       rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
+       (cfg_layout_rtl_cfg_hooks): Ditto.
+       * cgraph.c (cgraph_mark_reachable_node): Don't force nested
+       functions to be reachable.
+       * cgraphunit.c (decide_is_function_needed):
+       * cgraphunit.c (decide_is_function_needed): Nested functions of extern
+       inline functions don't need to be output.
+       (cgraph_assemble_pending_functions): Don't do anything
+       special for nested functions.
+       (cgraph_mark_functions_to_output): Likewise.
+       (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
+       (cgraph_analyze_function): Use estimate_num_insns.
+       (cgraph_mark_functions_to_output): Likewise.
+       (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
+       (cgraph_expand_function): Allow functions to not be
+       emitted.
+       (cgraph_remove_unreachable_nodes):
+       (cgraph_recursive_inlining_p): Simplify.
+       (lookup_recursive_calls,
+       cgraph_decide_recursive_inlining): New.
+       (cgraph_decide_inlining_*): Update calls of
+       cgraph_mark_inline.
+       * combine.c (get_pos_from_mask): Always set *plen.
+       * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
+       ftree-based-profiling, ftree-ccp, ftree-ch,
+       ftree-combine-temps, ftree-copyrename, ftree-dce,
+       ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
+       ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
+       ftree-lrs): Add.
+       * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
+       Undefine.
+       * configure.ac: Add --enable-tree-browser option.
+       Add --with-libbanshee option.
+       Add GMPLIBS and GMPINC.
+       * configure: Regenerate.
+       * coverage.c (tree_ctr_tables): New.
+       (coverage_counter_alloc): Use it.
+       (build_ctr_info_value): Ditto.
+       (coverage_counter_ref): Ditto.  Rename to rtl_coverage_counter_ref.
+       (tree_coverage_counter_ref): New.
+       * coverage.h (coverage_counter_ref): Remove declaration.
+       (rtl_coverage_counter_ref): Declare.
+       (tree_coverage_counter_ref): Declare.
+       * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
+       (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
+       * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
+       (struct cse_basic_block_data): Rename enum values to not
+       conflict with profile.h; update all uses.
+       * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
+       in comments.
+       * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
+       * diagnostic.h (debug_output_buffer, dump_generic_node,
+       print_generic_stmt, print_generic_stmt_indented,
+       print_generic_expr, print_generic_decl,
+       debug_generic_expr, debug_generic_stmt, debug_c_tree):
+       Declare.
+       * dominance.c: Cache immediate dominators.
+       * domwalk.c: New file.
+       * domwalk.h: New file.
+       * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
+       (gen_subprogram_die): Generate a DIE for a named
+       return value.
+       (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
+       (add_location_or_const_value_attribute): Likewise.
+       (add_bound_info): Likewise.
+       (gen_decl_die): Likewise.
+       * emit-rtl.c (maybe_set_first_label_num): New.
+       (copy_most_rtx): Don't copy the integrated flag.
+       Copy the new return_val flag.
+       * et-forest.c (MAX_NODES): Define.
+       (record_path_before_1): Abort if len is greater than
+       MAX_NODES.
+       * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
+       gen_eh_region_catch, gen_eh_region_allowed,
+       gen_eh_region_must_not_throw, get_eh_region_number,
+       get_eh_region_may_contain_throw, get_eh_region_tree_label,
+       set_eh_region_tree_label, expand_resx_expr): New.
+       (expand_eh_region_start, expand_start_catch): Use them.
+       (expand_end_catch): Tidy.
+       (note_eh_region_may_contain_throw): Take region argument.
+       (note_current_region_may_contain_throw): New.
+       (get_exception_filter): Export.
+       (collect_eh_region_array): Export.
+       (remove_unreachable_regions): Check ERT_TRY based on reachability
+       of catches, not reachability of continue_label.  Never remove
+       ERT_MUST_NOT_THROW regions.
+       (collect_rtl_labels_from_trees): New.
+       (convert_from_eh_region_ranges): Use it.
+       (connect_post_landing_pads): Handle dying cleanups.
+       (struct reachable_info): Add callback data.
+       (add_reachable_handler): Invoke the callback.
+       (foreach_reachable_handler): New.
+       (reachable_handlers): Use it.
+       (arh_to_landing_pad, arh_to_label): New.
+       (can_throw_internal_1): Split out from can_throw_internal.
+       (can_throw_external_1): Similarly.
+       * except.h: Update.
+       * explow.c (emit_stack_save): Remove savearea mode check.
+       (update_nonlocal_goto_save_area): New.
+       (allocate_dynamic_stack_space): Use it.
+       (probe_stack_range): Never emit loop notes.
+       * expmed.c (extract_fixed_bit_field): Always propagate the
+       target for the shift if it is a REG.
+       * expr.c: Include tree-iterator.h
+       (is_zeros_p): Remove.
+       (categorize_ctor_elements_1, categorize_ctor_elements): New.
+       (count_type_elements): New.
+       (mostly_zeros_p): Use them.
+       (expr_wfl_stack): Remove.
+       (convert_move): Do nothing if to and from are the same.
+       (emit_block_move_via_loop): Don't emit LOOP notes.
+       (emit_move_insn): Don't handle CONSTANT_P_RTX.
+       (emit_move_insn_1): Don't generate inline warnings.
+       (expand_vars, expand_var): Split from ...
+       (expand_expr_1): ... here.
+       (expand_expr_real, expand_expr_real_1):  Use new macros
+       EXPR_LOCATION and EXPR_HAS_LOCATION.
+       * expr.h (simplify_builtin_fputs,
+       simplify_builtin_strcpy, simplify_builtin_strncpy,
+       expand_var, fixup_tail_calls,
+       update_nonlocal_goto_save_area): Declare.
+       (lookup_static_chain, expand_inline_function,
+       mark_seen_cases): Remove.
+       (prepare_call_address): Change type of 2nd argument to
+       rtx.
+       * final.c (profile_function): Update static chain test.
+       (final): Don't look at RTX_INTEGRATED_P.
+       * flags.h (flag_mudflap, flag_mudflap_threads,
+       flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
+       flag_tree_dce, flag_tree_combine_temps,
+       flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
+       flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
+       flag_tree_points_to): Declare.
+       (enum pta_type): Declare.
+       * flow.c (lang_missing_noreturn_ok_p): Remove.
+       (check_function_return_warnings): Remove.
+       (update_life_info): Update comments.
+       (free_basic_block_vars): Don't call VARRAY_FREE for
+       basic_block_info.
+       (regno_uninitialized): Remove.
+       * fold-const.c (int_const_binop): Make extern.
+       (non_lvalue): Rely on build to set TREE_CONSTANT.
+       (operand_equal_p): Replace only_const argument with
+       flags.  Allow pure functions if OEP_PURE_SAME.
+       (fold): Use OEP_ONLY_CONST.
+       (invert_truthvalue) <NOP_EXPR> Break if argument is of
+       boolean type.
+       (fold_relational_hi_lo,
+       nondestructive_fold_binary_to_constant,
+       nondestructive_fold_unary_to_constant,
+       fold_read_from_constant_string): New.
+       * function.c (struct function): Remove calls_constant_p.
+       (current_function_calls_constant_p): Remove.
+       (inline_function_decl): Remove.
+       (put_var_into_stack): Don't use it.
+       (fix_lexical_addr): Likewise.
+       (inline_function_decl): Remove extern declaration.
+       (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
+       (trampolines_created): Move to varasm.c.
+       (free_after_compilation): Update for removed fields.
+       (allocate_struct_function): Likewise.
+       (delete_handlers, lookup_static_chain): Remove.
+       (fix_lexical_addr): Don't consider non-local variable refs.
+       (trampoline_address): Remove.
+       (round_trampoline_addr): Move to builtins.c.
+       (adjust_trampoline_addr): Remove.
+       (expand_function_start): Update for changes to static chain
+       and nonlocal goto handling.
+       (initial_trampoline): Move to varasm.c.
+       (expand_function_end): Don't build trampolines or kill
+       unreferenced nonlocal goto labels.
+       (free_after_compilation): Don't set it.
+       (expand_function_end): Likewise.
+       (setjmp_vars_warning): Rename from
+       uninitialized_vars_warning, remove uninitialized vars warning.
+       (uninitialized_vars_warning): Remove old comment
+       and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
+       and do not call the langhook.
+       (expand_function_start, expand_function_end): Don't do
+       function instrumentation here.
+       (clear_block_marks): Rename from reorder_blocks_0, export.
+       (blocks_nreverse): Export.
+       (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
+       of rtl.
+       (reset_block_changes, record_block_change, finalize_block_changes,
+       check_block_change, free_block_changes): New functions.
+       (assign_parms): Setting of current_function_stdarg
+       moved ...
+       (allocate_struct_function): ... here.
+       * function.h (struct function): Remove x_nonlocal_labels,
+       x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
+       x_context_display, x_trampoline_list, needs_context.
+       Add static_chain_decl, nonlocal_goto_save_area.
+       (struct function): Remove x_clobber_return_insn.
+       Add tail_call_emit field, last_label_uid,
+       unexpanded_var_list, dont_emit_block_notes,
+       ib_boundaries_block, function_end_locus and saved_tree/saved_args.
+       (clear_block_marks): Declare.
+       * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
+       (mfwrap_spec, mflib_spec): Declare.
+       (cpp_unique_options, cc1_options): Ditto.
+       (default_compilers): Add .F and .f90.
+       (static_specs): Add mfwrap and mflib.
+       * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
+       CONSTANT_RTX_P.
+       (reg_used_on_edge, reg_killed_on_edge, bypass_block):
+       Update to match insns field in struct edge_def.
+       * gdbinit.in (pgs, pge): Define.
+       * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
+       instead of the integrated flag.
+       * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
+       * gengtype-yacc.y (bitfieldlen): Add empty action.
+       (struct_fields): Accept unnamed bitfields.
+       (bitfieldlen): Split from ...
+       (bitfieldopt): ... here.
+       * gengtype.c (ifiles): Add tree-alias-type.h and
+       tree-flow.h.
+       * genrecog.c (validate_pattern): Do not handle
+       CONSTANT_P_RTX.
+       * gimple-low.c: New file.
+       * gimplify.c: New file.
+       * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
+       (restore_line_notes): Do not set RTX_INTEGRATED_P.
+       * ifcvt.c (dead_or_predicable): Initialize local variable
+       'earliest'.
+       * input.h (expr_wfl_stack): Remove.
+       * integrate.c (INTEGRATE_THRESHOLD): Remove.
+       (setup_initial_hard_reg_value_integration): Likewise.
+       (initialize_for_inline): Likewise.
+       (note_modified_parmregs): Likewise.
+       (integrate_parm_decls): Likewise.
+       (process_reg_param): Likewise.
+       (save_parm_insns): Likewise.
+       (copy_insn_list): Likewise.
+       (copy_insn_notes): Likewise.
+       (compare_blocks): Likewise.
+       (find_block): Likewise.
+       (inlining): Likewise.
+       (function_cannot_inline_p): Likewise.
+       (parmdecl_map): Likewise.
+       (in_nonparam_insns): Likewise.
+       (save_for_inline): Likewise.
+       (FIXED_BASE_PLUS): Likewise.
+       (expand_inline_function): Likewise.
+       (copy_rtx_and_substitute): Don't look at map->integrating,
+       map->inline_target, and inlining, since we are never copying
+       for integrating.
+       Don't abort on RTX_INTEGRATED_P.
+       (old_fun): Remove.
+       (output_inline_function): Remove.
+       * integrate.h (struct inline_map): Remove fields integrating,
+       block_map, leaf_reg_map, inline_target, and local_return_label.
+       * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
+       copy_loop_headers, never_reached_warning): Removed.
+       (any_uncondjump_p): Reject nonlocal goto.
+       * langhooks-def.h (lhd_types_compatible_p,
+       lhd_expand_decl, lhd_gimplify_expr): Declare.
+       (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
+       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+       LANG_HOOKS_FUNCTION_LEAVE_NESTED,
+       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+       LANG_HOOKS_GIMPLIFY_EXPR,
+       LANG_HOOKS_GIMPLE_BEFORE_INLINING,
+       LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
+       LANG_HOOKS_GIMPLIFY_EXPR,
+       LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
+       (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
+       LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
+       LANG_HOOKS_FUNCTION_LEAVE_NESTED,
+       LANG_HOOKS_RTL_EXPAND_INITIALIZER,
+       LANG_HOOKS_DECL_UNINIT,
+       LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
+       * langhooks.c: Include tree-simple.h.
+       (lhd_expand_decl): New.
+       (lhd_types_compatible_p): New.
+       (lhd_decl_uninit): Remove.
+       (lhd_gimplify_expr): New.
+       * langhooks.h (struct lang_hooks_for_rtl_expansion):
+       Remove.
+       (struct lang_hooks_for_functions): Add field
+       missing_noreturn_ok_p.
+       (struct lang_hooks): Add field expand_decl,
+       types_compatible_p, gimplify_expr and
+       gimple_before_inlining.
+       Remove fields decl_uninit and rtl_expand
+       * opts.c (decode_options): Set flag_tree_ccp,
+       flag_tree_dce, flag_tree_dom, flag_tree_dse,
+       flag_tree_pre, flag_tree_ter,
+       flag_tree_live_range_split, flag_tree_sra,
+       flag_tree_copyrename and flag_tree_ch at -O1 and higher.
+       (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
+       OPT_fmudflapth, OPT_fmudflapir,
+       OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
+       OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
+       OPT_ftree_dominator_opts, OPT_ftree_copyrename,
+       OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
+       OPT_ftree_points_to_ and OPT_ftree_pre.
+       * output.h (regno_uninitialized, find_basic_blocks,
+       cleanup_cfg, delete_unreachable_blocks,
+       check_function_return_warnings): Remove.
+       * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
+       PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
+       PARAM_MAX_INLINE_RECURSIVE_DEPTH,
+       PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
+       PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
+       * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
+       Define.
+       * passes.c (rest_of_decl_compilation):
+       (rest_of_handle_sibling_calls): Remove.
+       (rest_of_handle_inlining): Remove.
+       (rest_of_handle_gcse): Do not run
+       purge_builtin_constant_p.
+       (rest_of_compilation): Update.
+       Do not call copy_loop_headers.
+       Do rtl-based profiling only when
+       !flag_tree_based_profiling.  Register rtl-based profiling
+       hooks.
+       * predict.c:  Include tree-flow.h, ggc.h, tree-dump.h
+       (predicted_by_p): Rename to ...
+       (rtl_predicted_by_p): .. this one; make global
+       (tree_predicted_by_p): New.
+       (dump_prediction): Add FILE argument.
+       (predict_edge): Rename to ...
+       (rtl_predict_edge): .. this one.
+       (tree_predict_edge): New.
+       (combine_predictions_for_insn): Update calls of predict_edge.
+       (predict_loops): Break out from ...
+       (estimate_probability): ... here; update comments; move updating
+       of unknown probabilities from ...
+       (estimate_bb_frequencies): ... here.
+       (combine_predictions_for_bb): New.
+       (tree_predict_by_opcode): New.
+       (tree_estimate_probability): New.
+       * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
+       PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
+       * predict.h: Add include guard.
+       (predict_edge, predict_edge_def): Move prototypes to basic_block.h
+       * pretty-print.c (pp_write_text_to_stream): Make extern.
+       * pretty-print.h (pp_write_text_to_stream): Declare.
+       * print-rtl.c (print_rtx): Don't print the integrated flag.
+       Print the return_val flag.
+       * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
+       of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
+       Remove support for EXPR_WITH_FILE_LOCATION nodes.
+       (print_node): Print TREE_INVARIANT and TREE_VISITED.
+       * profile.c: Include cfghooks.h, tree-flow.h.
+       (profile_hooks): New.
+       (profile_dump_file): New.
+       (instrument_edges): Use hooks instead of RTL-specific code.
+       (instrument_values): Ditto.
+       (get_exec_counts): Ditto.
+       (compute_branch_probabilities): Ditto.
+       (compute_value_histograms): Ditto.
+       (branch_prob): Ditto.
+       (find_spanning_tree): Ditto.
+       (end_branch_prob): Ditto.
+       (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
+       (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
+       (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
+       (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
+       (tree_register_profile_hooks): New.
+       (rtl_register_profile_hooks): New.
+       * ra-rewrite.c (rewrite_program): Clear variable info.
+       * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
+       * regs.h: Add include guards.
+       * reload.c (decompose): Clear val using memset.
+       * rtl.def (CONSTANT_P_RTX): Remove.
+       * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
+       (copy_loop_headers): Remove.
+       (struct rtx_def): Replace the integrated flag with the
+       return_val flag.
+       (maybe_set_first_label_num): Declare.
+       (init_branch_prob): Move declaration to value-prof.h.
+       (end_branch_prob): Ditto.
+       (branch_prob): Ditto.
+       (never_reached_warning): Don't declare it.
+       * rtlanal.c (get_related_value): Initialize get_jump_table_offset
+       (hoist_insn_to_edge): Update to match field insns in
+       struct edge_def.
+       * sbitmap.c (sbitmap_realloc): New.
+       * sbitmap.h (sbitmap_realloc): Declare.
+       * sibcall.c: Remove file.
+       * simplify-rtx.c (simplify_rtx): Do not handle
+       CONSTANT_P_RTX.
+       * stmt.c (parse_output_constraint): Don't warn for read-write
+       memory operand.
+       (tail_recursion_args): Use types_compatible_p langhook.
+       (force_label_rtx): Don't look at inline_function_decl.
+       (label_rtx): Set LABEL_PRESERVE_P appropriately.
+       (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
+       (declare_nonlocal_label): Remove.
+       (expand_goto): Don't handle nonlocal gotos.
+       (expand_nl_handler_label): Remove.
+       (expand_nl_goto_receivers): Remove.
+       (expand_end_bindings): Don't expand_nl_goto_receivers.  Use
+       update_nonlocal_goto_save_area.
+       (expand_expr_stmt_value): Check TREE_NO_WARNING.
+       (warn_if_unused_value): Likewise.
+       (expand_start_loop, expand_loop_continue_here,
+       expand_end_loop): Don't create loop notes.
+       (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
+       mark_seen_cases, check_for_full_enumeration_handling): Remove.
+       (expand_end_case_type): Don't do warn_switch handling.
+       (pushcase, pushcase_range) Update add_case_node calls.
+       (add_case_node): Add dont_expand_label argument.
+       (same_case_target_p): Don't search rtl.
+       (expand_start_bindings_and_block, expand_end_bindings):
+       Don't emit block notes when dont_emit_block_notes.
+       (using_eh_for_cleanups_p): Export.
+       (expand_return): Allow any typed rhs.
+       (expand_stack_alloc): New.
+       (expand_stack_save, expand_stack_restore): New.
+       (containing_blocks_have_cleanups_or_stack_level): New
+       function.
+       (asm_op_is_mem_input): New fn.
+       (expand_asm_expr): New fn.
+       (warn_if_unused_value): Check operand 0 of SAVE_EXPR
+       nodes.
+       * stor-layout.c (layout_type): Just return if type is
+       error_mark_node.
+       (update_alignment_for_field): Export.
+       (variable_size): We don't care about global_bindings_p if
+       the frontend doesn't want a list of the expressions.
+       * system.h: Poison INTEGRATE_THRESHOLD.
+       * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
+       TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
+       TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
+       TV_TREE_SSA_OTHER, TV_TREE_OPS,
+       TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
+       TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
+       TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
+       TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
+       TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
+       TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
+       TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
+       TV_CONTROL_DEPENDENCES): Define.
+       * toplev.c: Include tree-alias-common.h
+       (current_file_decl, flag_mudflap, flag_mudflap_threads,
+       flag_mudflap_ignore_reads, flag_tree_based_profiling,
+       flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
+       flag_tree_dce, flag_tree_ch, flag_tree_sra,
+       flag_tree_combine_temps, flag_tree_ter,
+       flag_tree_live_range_split, flag_tree_dom,
+       flag_tree_copyrename, flag_tree_dse): Declare.
+       (f_options): Add tree-based-profiling, tree-gvn,
+       tree-pre, tree-ccp, tree-dce,
+       tree-dominator-opts, tree-copyrename, tree-dse,
+       tree-combine-temps, tree-ter, tree-lrs and tree-ch.
+       (wrapup_global_declarations): Don't output nested inlined functions.
+       (general_init): Call init_tree_optimization_passes.
+       (process_options): Sorry for -ftree-based-profiling plus
+       -ftest-coverage or -fprofile-values.
+       * toplev.h (init_tree_optimization_passes,
+       flag_tree_based_profiling): Declare.
+       * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
+       * tree-alias-ander.c: New file.
+       * tree-alias-ander.h: New file.
+       * tree-alias-common.c: New file.
+       * tree-alias-common.h: New file.
+       * tree-alias-type.c: New file.
+       * tree-alias-type.h: New file.
+       * tree-browser.c: New file.
+       * tree-browser.def: New file.
+       * tree-cfg.c: New file.
+       * tree-complex.c: New file.
+       * tree-dfa.c: New file.
+       * tree-dump.c (dump_enable_all): New.
+       (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
+       (dump_node): Remove const from field suffix and swtch.
+       (dump_files): Add null entry, .generic, .nested, .vcg,
+       .xml and a match-all entry.
+       (extra_dump_files, extra_dump_files_in_use,
+       extra_dump_files_alloced): Declare
+       (dump_option_value_info): Add raw, details, stats,
+       blocks, vops, lineno, uid and all.
+       (dump_register): New.
+       (get_dump_file_info): New.
+       (dump_begin): Call it.
+       Do nothing for TDI_none.
+       (dump_begin): Include phase number in dump filename.
+       (dump_enable_all): New.
+       (dump_switch_p_1): Split out from dump_switch_p.
+       (dump_switch_p): Handle extra_dump_files.
+       Start our scan at TDI_none + 1.
+       If -fdump-tree-all was given, call dump_enable_all.
+       * tree-dump.h: Include splay-tree.h.
+       (dump_function, dump_function_to_file, dump_register):
+       Declare.
+       * tree-eh.c: New file.
+       * tree-flow-inline.h: New file.
+       * tree-flow.h: New file.
+       * tree-inline.c: Re-write to handle inlining on GIMPLE.
+       * tree-inline.h (walk_tree,
+       walk_tree_without_duplicates): Move to tree.h.
+       (estimate_num_insns): Declare.
+       * tree-into-ssa.c: New file.
+       * tree-iterator.c: New file.
+       * tree-iterator.h: New file.
+       * tree-mudflap.c: New file.
+       * tree-mudflap.h: New file.
+       * tree-nested.c: New file.
+       * tree-nomudflap.c: New file.
+       * tree-nrv.c: New file.
+       * tree-optimize.c (dump_flags, vars_to_rename,
+       in_gimple_form, all_passes, pass_gimple,
+       pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
+       (execute_gimple, execute_rebuild_bind,
+       gate_all_optimizations, execute_del_cfg,
+       register_one_dump_file, register_dump_files, dup_pass_1,
+       init_tree_optimization_passes, execute_todo,
+       execute_one_pass, execute_pass_list): New.
+       (clear_decl_rtl): Remove.
+       (tree_rest_of_compilation): Update to use tree
+       optimizers.
+       * tree-outof-ssa.c: New file.
+       * tree-pass.h: New file.
+       * tree-phinodes.c: New file.
+       * tree-pretty-print.c: New file.
+       * tree-profile.c: New file.
+       * tree-simple.c: New file.
+       * tree-simple.h: New file.
+       * tree-sra.c: New file.
+       * tree-ssa-alias.c: New file.
+       * tree-ssa-ccp.c: New file.
+       * tree-ssa-copy.c: New file.
+       * tree-ssa-copyrename.c: New file.
+       * tree-ssa-dce.c: New file.
+       * tree-ssa-dom.c: New file.
+       * tree-ssa-dse.c: New file.
+       * tree-ssa-forwprop.c: New file.
+       * tree-ssa-live.c: New file.
+       * tree-ssa-live.h: New file.
+       * tree-ssa-loop.c: New file.
+       * tree-ssa-operands.c: New file.
+       * tree-ssa-operands.h: New file.
+       * tree-ssa-phiopt.c: New file.
+       * tree-ssa-pre.c: New file.
+       * tree-ssa.c: New file.
+       * tree-ssanames.c: New file.
+       * tree-tailcall.c: New file.
+       * tree.c: Include tree-iterator.h, basic-block.h and
+       tree-flow.h.
+       (tree_node_kind): Add phi_nodes and ssa names.
+       (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
+       EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
+       (make_node_stat): Handle PHI_NODE and SSA_NAME.
+       <'c'> Set TREE_INVARIANT.
+       (copy_node_stat): Abort if trying to copy a
+       STATEMENT_LIST.
+       Clear TREE_VISITED.
+       Clear annotation field.
+       (build_constructor): Copy TREE_INVARIANT from vals.
+       Don't clear TREE_CONSTANT.
+       (expr_first, expr_last, expr_length): Remove.
+       (staticp): Pass unknown component references to the language.
+       (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
+       (skip_simple_arithmetic): Likewise.
+       (stabilize_reference_1): Likewise.
+       (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
+       EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
+       STATEMENT_LIST.
+       (lhd_unsave_expr_now): Remove.
+       (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
+       (recompute_tree_invarant_for_addr_expr): New.
+       (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
+       Call recompute_tree_invarant_for_addr_expr.
+       Set TREE_INVARIANT accordingly.
+       (build2_stat): Don't handle CALL_EXPR.
+       (build3_stat): Don't call build2_stat for CALL_EXPRs.
+       (build_expr_wfl): Remove.
+       (annotate_with_file_line, annotate_with_locus): New.
+       (simple_cst_equal): Call simple_cst_list_equal to compare
+       CONSTRUCTOR_ELTS pointers.
+       (iterative_hash_expr): Don't hash types associated
+       with conversions.  Instead hash on the signedness of the
+       toplevel object and the operand of the conversion.
+       (dump_tree_statistics): Call ssanames_print_statistics
+       and phinodes_print_statistics.
+       (ephi_node_elt_check_failed, phi_node_elt_check_failed,
+       add_var_to_bind_expr, build_empty_stmt, is_essa_node,
+       needs_to_live_in_memory): New.
+       (initializer_zerop): Handle VECTOR_CST.  Don't check
+       AGGREGATE_TYPE_P for CONSTRUCTOR.
+       * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
+       SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
+       PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
+       (GOTO_SUBROUTINE_EXPR): Change type to 's'.
+       (CALL_EXPR): Add another operand.
+       (EXPR_WITH_FILE_LOCATION): Remove.
+       (SWITCH_EXPR): Add another operand.
+       * tree.h: Update various comments.
+       (union tree_ann_d): Forward declare.
+       (struct tree_common): Add fields nowarning_flag,
+       invariant_flag and visited.
+       (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
+       PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
+       EPHI_NODE_ELT_CHECK, TREE_BLOCK,
+       STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
+       TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
+       IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
+       EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
+       EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
+       CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
+       BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
+       ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
+       ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
+       COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
+       CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
+       EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
+       SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
+       SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
+       PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
+       PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
+       EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
+       EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
+       EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
+       EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
+       EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
+       EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
+       EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
+       EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
+       EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
+       EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
+       TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
+       DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
+       DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
+       STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
+       TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
+       TDF_UID,): Define.
+       (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
+       EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
+       EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
+       EXPR_WFL_SET_LINECOL): Remove.
+       (phi_node_elt_check_failed, ephi_node_elt_check_failed,
+       make_phi_node, init_phinodes, fini_phinodes,
+       release_phi_node, phinodes_print_statistics,
+       init_ssanames, fini_ssanames, make_ssa_name,
+       release_ssa_name, ssanames_print_statistics,
+       annotate_with_file_line, build_empty_stmt,
+       annotate_with_locus, expr_only, categorize_ctor_elements,
+       count_type_elements, add_var_to_bind_expr, is_essa_node,
+       expand_stack_alloc, expand_stack_save,
+       expand_stack_restore, add_case_node, operand_equal_p,
+       nondestructive_fold_unary_to_constant,
+       nondestructive_fold_binary_to_constant,
+       fold_read_from_constant_string, int_const_binop,
+       strip_float_extensions, simplify_builtin, c_strlen,
+       recompute_tree_invarant_for_addr_expr,
+       needs_to_live_in_memory, make_vector,
+       setjmp_vars_warning, update_alignment_for_field,
+       expand_asm_expr, asm_op_is_mem_input,
+       containing_blocks_have_cleanups_or_stack_level,
+       create_artificial_label, gimplify_function_tree,
+       get_name, unshare_expr, walk_tree,
+       walk_tree_without_duplicates, in_gimple_form): Declare.
+       (struct tree_exp): Add fields locus and block.
+       (struct tree_ssa_name, struct edge_def, struct
+       tree_phi_node, struct tree_eref_common, struct
+       tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
+       union alias_var_def, struct tree_statement_list_node,
+       struct tree_statement_list, enum operand_equal_flag): Declare.
+       (enum tree_node_structure_enum): Add TS_SSA_NAME,
+       TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
+       TS_STATEMENT_LIST.
+       (union tree_node): Add fields ssa_name, phi, eref, ephi,
+       euse and stmt_list.
+       (function_cannot_inline_p, uninitialized_vars_warning,
+       save_for_inline, output_inline_function, all_cases_count,
+       check_for_full_enumeration_handling,
+       declare_nonlocal_label): Remove.
+       (enum tree_dump_index): Add TDI_none, TDI_tu,
+       TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
+       * unroll.c (unroll_loop): Don't clear map->inline_target.
+       * unwind-sjlj.c (uw_install_context): Make a proper static inline
+       function.
+       * value-prof.c (value_prof_hooks): New.
+       (find_values_to_profile): Rename to rtl_find_values_to_profile.
+       Move rtl-specific bits in from branch_prob.
+       (value_profile_transformations): Rename to
+       rtl_value_profile_transformations.
+       (struct value_prof_hooks): New.
+       (rtl_value_prof_hooks): New.
+       (rtl_register_value_prof_hooks): New.
+       (tree_find_values_to_profile): New stub.
+       (tree_value_profile_transformations): New stub.
+       (tree_value_prof_hooks): New stub.
+       (tree_register_value_prof_hooks): New stub.
+       (find_values_to_profile): New.
+       (value_profile_transformations): New.
+       * value-prof.h: Add multiple inclusion guard.
+       (struct histogram_value): Change rtx fields to void *.
+       (rtl_register_value_prof_hooks): New declaration.
+       (tree_register_value_prof_hooks): New declaration.
+       (find_values_to_profile): New declaration.
+       (free_profiled_values): New declaration.
+       (value_profile_transformations): New declaration.
+       (struct profile_hooks): New declaration.
+       (init_branch_prob): Declaration moved from rtl.h.
+       (branch_prob): Declaration moved from rtl.h.
+       (end_branch_prob): Declaration mooved from rtl.h.
+       (tree_register_profile_hooks): New declaration.
+       (rtl_register_profile_hooks): New declaration.
+       (tree_profile_hooks): New declaration.
+       (rtl_profile_hooks): New declaration.
+       * varasm.c: Include tree-mudflap.h.
+       (TRAMPOLINE_ALIGNMENT): Remove.
+       (make_decl_rtl): Call mudflap_enqueue_decl.
+       (assemble_static_space):
+       (assemble_trampoline_template): Set and return
+       TRAMPOLINE_ALIGNMENT.
+       * varray.c (element): Add GENERIC_PTR_NOGC entry.
+       Add entry for 'tree *'.
+       Add entry for struct edge_def *.
+       (varray_copy): New.
+       * varray.h (enum varray_data_enum): Add
+       VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
+       VARRAY_DATA_TREE_PTR.
+       (union varray_data_tag): Corresponding changes.
+       (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
+       VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
+       VARRAY_EDGE, VARRAY_TREE_PTR,
+       VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
+       VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
+       VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
+
+       * config/*/*: Various updates for changed macros, tree
+       codes, etc.  Check ChangeLog.tree-ssa.
+
+       * doc/cfg.texi: New file.
+       * doc/tree-ssa.texi: New file.
+       * doc/c-tree.texi: Document new codes.
+       * doc/gccint.texi: Include new files.
+       * doc/install.texi: Document new features.
+       * doc/invoke.texi: Document new switches.
+       * doc/passes.texi: Document new passes.
+       * doc/rtl.texi: Update changed RTL codes.
+       * doc/sourcebuild.texi: Update build instructions.
+       * doc/standards.texi: Document Fortran changes.
+       * doc/tm.texi: Update.
+
+2004-05-12  Paolo Bonzini  <bonzini@gnu.org>
+
+       Replace several arrays with a struct of arrays.
+       * combine.c (struct reg_stat): New.
+       (init_reg_last_arrays): Renamed to...
+       (init_reg_last): ...this.  Callers adjusted.
+       (reg_stat): New.
+       (combine_instructions): Allocate it and use it.
+       (reg_last_death, reg_last_set, reg_last_set_value,
+       reg_last_set_label, reg_last_set_table_tick,
+       reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
+       reg_last_set_mode, reg_last_set_nonzero_bits,
+       reg_last_set_sign_bit_copies): Replace throughout
+       with items of reg_stat.
+
+2004-05-11  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       PR optimization/15100
+       * combine.c (distribute_notes): Don't create a dangling
+       REG_LIBCALL/REG_RETVAL note.
+
+2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
+
+       * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
+       negv2si2.
+
+2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
+
+       * doc/md.texi (Standard Names): Fix typo in vec_init description.
+
+2004-05-11  Geoffrey Keating  <geoffk@apple.com>
+
+       * doc/gty.texi (GTY Options): Clarify example.
+
+2004-05-11  Fariborz Jahanian  <fjahanian@apple.com>
+
+       * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
+       Add const qualifier to altivec vector type if one is needed.
+
+2004-05-11  Paul Brook  <paul@codesourcery.com>
+
+       * flags.h (flag_short_enums): Update comment.
+       * opts.c (decode_options): Set flag_short_enums to 2.
+       * toplev.c (flag_short_enums): Update comment.
+       (process_options): Call default_short_enums target hook.
+
+2004-05-11  Andrew Pinski  <pinskia@gcc.gnu.org>
+
+       PR target/14063
+       * config/rs6000/altivec.md (altivec_dssall):
+       Change to unspec_volatile.
+       (altivec_dss): Likewise.
+
+2004-05-10  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
+       vnor.
+       ("one_cmplv8hi2"): Same.
+       ("one_cmplv4si2"): Same.
+
+2004-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       PR target/15130
+       * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
+       * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
+       into account.  Compute the correct number of general registers
+       for the return value.  Generate a special push/pop sequence when
+       failing to get a temporary register for non SHmedia epilogue.
+       (sh_expand_epilogue): Add an argument to show whether it's for
+       sibcall or not.  Set the 3rd argument of output_stack_adjust to
+       -1 if needed.
+       (sh_need_epilogue): Call sh_expand_epilogue with 0.
+       * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
+       with 1.
+       (epilogue): Call sh_expand_epilogue with 0.
+
+2004-05-10  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
+       goto a cleanup label.  After the cleanup, free the allocated memory.
+
+2004-05-10  Ziemowit Laski  <zlaski@apple.com>
+
+       * config/rs6000/altivec.h (vec_sld): Add overloads for
+       argument/return types of 'vector bool int', 'vector bool short'
+       and 'vector bool char'.
+
+2004-05-10  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (store_parm_decls_newstyle): Correct test for a
+       nested function.
+
+2004-05-10  Richard Sandiford  <rsandifo@redhat.com>
+
+       * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
+       treating missing ones as "".
+       * config/mips/mips.md: Remove constraints from match_operands and
+       match_scratches if they appear in define_expands (except reload*),
+       define_peephole2s, define_splits or attribute specifications.
+       * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
+       constraint strings.
+
+2004-05-10  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (function_arg_boundary): Always align
+       AltiVec vectors.
+       (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
+       vectors by refererence.  Align the same for TARGET_64BIT to a 16
+       byte boundary.  Remove useless code.  Add function comment.
+       (function_arg): Similarly.  Move gpr rs6000_mixed_function_arg
+       call to where it belongs.
+       (function_arg_partial_nregs): Return true for all TARGET_32BIT
+       -mabi=no-altivec AltiVec vectors.  Fix debug output.
+       (rs6000_va_arg): Adjust for AltiVec change.
+
+2004-05-10  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
+       * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
+       (TARGET_DOUBLEWORD_ALIGN): Use it.
+       (WCHAR_TYPE): Define.
+       (WCHAR_SIZE_TYPE): Define.
+       (SIZE_TYPE): Define.
+
+2004-05-10  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
+       when size is 8 bytes.
+       (function_arg_advance): Account for stack space used by AltiVec
+       args when -mabi=altivec.  Simplify alignment calculations.  For
+       ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
+       (function_arg): Similarly.
+       (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
+       not AltiVec ABI.
+       (rs6000_va_arg): Correct fp arg test.  Adjust for AltiVec change.
+       Correct alignment, and align before testing reg count.  Remove
+       TREE_THIS_VOLATILE from reg.  Don't emit unused labels.
+       (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
+       TARGET_FPRS here..
+       (rs6000_function_value): .. not here before call.
+
+2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
+
+2004-05-09  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 15007
+       * c-decl.c (current_file_decl): Rename to all_translation_units,
+       adjust comment.
+       (pop_scope): If popping file_scope, construct a
+       TRANSLATION_UNIT_DECL and make it the context of all the
+       symbols in the scope.
+       (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
+       (pushdecl): Clarify comment.  Do not set DECL_CONTEXT of
+       anything to current_file_decl.
+       (pushdecl_top_level): Likewise.
+       (store_parm_decls_newstyle): Adjust check for nested function.
+       (c_write_global_declarations): Update for renamed variable.
+
+2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000-protos.h
+       (rs6000_conditional_register_usage): Protoize.
+
+       * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
+
+       * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
+       function.
+
+2004-05-08  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
+       where op is a comparison operator and C1 and C2 are integer constants
+       into a range check.
+       (fold): Call fold_div_compare.
+
+2004-05-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
+       problems with earlier versions of the GNU compiler.
+
+2004-05-07  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
+       Declare.
+
+       * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
+       (rs6000_hard_regno_mode_ok): New.
+       (rs6000_init_hard_regno_mode_ok): New.
+       (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
+
+       * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
+       result.
+
+2004-05-07  Ziemowit Laski  <zlaski@apple.com>
+
+       * config/rs6000/altivec.h (vector, pixel, bool): Do not
+       define as macros #ifdef __APPLE_ALTIVEC__.
+
+2004-05-07  Fariborz Jahanian  <fjahanian@apple.com>
+
+       * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
+       Generate appropriate parallels for vector arguments
+       passed to vararg functions. (function_arg): make the call
+       to rs6000_mixed_function_arg for vector args as needed.
+
+2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
+       EABI_FLOAT_VARARGS_P.
+
+2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
+       * config/mips/mips.c (override_options): Disable branch likely
+       instructions if TUNE_MIPS5500.
+
+2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (override_options): Allow the hi and lo registers
+       to store any integral mode, not just MODE_INTs.
+
+2004-05-07  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
+       * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
+       (TARGET_DOUBLEWORD_ALIGN): Use it.
+       (WCHAR_TYPE): Define.
+       (WCHAR_SIZE_TYPE): Define.
+       (SIZE_TYPE): Define.
+
+2004-05-07  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
+       testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
+
+2004-05-07  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * loop-doloop.c (doloop_valid_p): Make sure that body
+       gets freed.
+
+2004-05-07  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
+       declaration.
+       * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
+       (sparc_skip_caller_unimp): New global variable.
+       (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
+       Use it instead of SKIP_CALLERS_UNIMP_P.
+       * config/sparc/sparc.md (call expander): Add sanity check.
+       (call_address_struct_value_sp32): Re-sync with expander.
+       (call_symbolic_struct_value_sp32): Likewise.
+       (return peepholes): Use 'sparc_skip_caller_unimp' instead
+       of custom predicate.
+
+2004-05-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR c++/14962
+       * c-pragma.c (handle_pragma_redefine_extname): Only change
+       the assembler name of FUNCTION_DECLs and VAR_DECLs.
+
+2004-05-07  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_log1p.
+       (log1p_optab): Define corresponding macro.
+       * optabs.c (init_optabs): Initialize log1p_optab.
+       * genopinit.c (optabs): Implement log1p_optab using log1p?f2
+       patterns.
+       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
+       using log1p_optab.
+       (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
+       expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
+
+       * config/i386/i386.c (ix86_emit_i387_log1p): New function.
+       * config/i386/i386-protos.h (ix86_emit_i387_log1p):
+       Prototype here.
+       * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
+       x87's fyl2xp1 instruction.
+       (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
+       (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
+       (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
+       log1p  and log1pl built-ins as inline x87 intrinsics.
+
+2004-05-07  Loren James Rittle  <ljrittle@acm.org>
+
+       * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
+       * config/arm/freebsd.h: Likewise.
+       * config/ia64/freebsd.h: Likewise.
+       * config/sparc/freebsd.h: Likewise.
+
+2004-05-07  Hans-Peter Nilsson  <hp@axis.com>
+
+       PR optimization/15296
+       * reorg.c (fill_simple_delay_slots): Use next_real_insn when
+       getting last consecutive label at a branch.
+       (relax_delay_slots): Similar, near top of loop.
+
+2004-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR target/15202
+       * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
+       register to general register.
+
+2004-05-07  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
+       TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
+       * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
+       (STACK_BOUNDARY): Delete.
+
+2004-05-06  Stuart Hastings  <stuart@apple.com>
+
+       * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
+       mistakenly clobbered by 1.423.
+
+2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
+
+       * doc/invoke.texi: Document -mvr4130-align.
+       * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
+       (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
+       (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
+       (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
+       * config/mips/mips.md: Include sched-int.h.
+       (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
+       (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
+       (override_options): Enable -mvr4130-align at -O3 and above.
+       (mips_sim_insn): New variable.
+       (mips_sim): New structure.
+       (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
+       (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
+       (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
+       (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
+       (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
+       (mips_reorg): Call vr4130_align_insns.
+       (vr4130_last_insn): New variable.
+       (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
+       (vr4130_swap_insns_p, vr4130_reorder): New functions.
+       (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
+       (mips_issue_rate): Return 2 for PROCESSOR_R4130.
+       (mips_use_dfa_pipeline_interface): Return true for the same.
+       * config/mips/4130.md: New file.
+       * config/mips/mips.md: Include it.  Add a peephole2 to convert
+       "mult;mflo" into "mtlo;macc".
+       (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
+       target of maccs.
+       (*msac_using_macc): New pattern.
+
+2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/5500.md (ir_vr55_store): Set latency to 0.
+       (ir_vr55_hilo): Split into...
+       (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
+       (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
+       (ir_vr55_imul_di): Change latency to 9.  Reserve vr55_mac for 4 cycles.
+       Add various multiplication bypasses.
+       * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
+       multiplication.
+
+2004-05-06  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386.md (*fscalexf4): Correct insn "mode"
+       attribute to "XF".
+
+2004-05-05  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
+       (fmod_optab, drem_optab): Define corresponding macros.
+       * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
+       * genopinit.c (optabs): Implement fmod_optab and drem_optab
+       using fmod?f3 and drem?f3 patterns.
+       * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
+       using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
+       (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
+       BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
+       flag_unsafe_math_optimizations is set.
+
+       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
+       UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
+
+       * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
+       * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
+       Prototype here.
+       * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
+       UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
+       fprem and fprem1 instructions.
+       (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
+       Rename insn definition to x86_fnstsw_1.
+       (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
+       x87 instructions.
+       (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
+       and fmodl built-ins as inline x87 intrinsics.
+       (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
+       and dreml built-ins as inline x87 intrinsics.
+
+2004-05-05  Roger Sayle  <roger@eyesopen.com>
+
+       * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
+
+2004-05-05  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       PR driver/9822
+       * doc/invoke.texi (Spec Files): Remove documentation of %c.
+
+2004-05-05  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
+       representation.
+
+2004-05-06  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
+       (arm_coproc_mem_operand): ... To this.
+       * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
+       (arm_legitimate_index_p): Ditto.
+       (vfp_mem_operand): Rename ...
+       (arm_coproc_mem_operand): ... To this.  Handle writeback modes.
+       (vfp_secondary_reload_class): Use it.
+       (output_move_double): Use doubleword load/store instructions.
+       (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
+       * config/arm/arm.h (TARGET_LDRD): Define.
+       (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
+       * config/gcc/arm/arm.md (arm_movdi): Allow all valid memory operands.
+       New splitter for invalid doubleword loads.
+       * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
+       * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
+       * doc/md.texi: Document Uy constraint.
+
+2004-05-05  Jan Hubicka  <jh@suse.cz>
+
+       PR opt/14980
+       * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
+       inline clones.
+
+2004-05-05  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/15290
+       * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
+       instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
+
+2004-05-05  Mike Stump  <mrs@apple.com>
+
+       * config/darwin-c.c (add_framework): Copy the directory name as it
+       can be freed later.  Also, ensure we always allocate enough room
+       for the cached framework information.
+       (find_subframework_header): Keep track of the directory where the
+       subframework header was found.
+       (framework_construct_pathname): Speed up by not trying to re-add a
+       framework.
+       * cppfiles.c (search_path_exhausted): Arrange for the missing
+       header callback to be able to set the directory where the header
+       was found.
+       (cpp_get_dir): Add.
+       * cpplib.h (missing_header_cb): Add a parameter.
+       (cpp_get_dir): Add.
+
+2004-05-03  Mike Stump  <mrs@apple.com>
+
+       * doc/invoke.texi (Directory Options): Document -iquote.
+       * doc/cpp.texi: Likewise.
+       * doc/cppopts.texi: Likewise.
+       * c-opts.c (c_common_missing_argument): Add -iquote processing.
+       (c_common_handle_option): Likewise.
+       * c.opt (iquote): Add.
+       * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
+       * c-incpath.c (merge_include_chains): Update comment to use -iquote.
+
+       * c-opts.c (case OPT_I): Deprecate -I- support.
+       * doc/invoke.texi: Likewise.
+       * doc/cpp.texi: Likewise.
+       * doc/cppopts.texi: Likewise.
+
+2004-05-05  Steven Bosscher  <stevenb@suse.de>
+
+       * basic-block.h (free_basic_block_vars): Update prototype.
+       * flow.c (free_basic_block_vars): Remove the keep_head_end_p
+       argument.
+       (life_analysis): Update call.
+       * ifcvt.c (if_convert): Likewise.
+       * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
+       * passes.c (rest_of_handle_final): Likewise.
+       (rest_of_compilation): Likewise.
+       * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+       * emit-rtl.c (next_real_insn): Use INSN_P.
+       (prev_real_insn): Likewise.
+
+2004-05-05  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
+       representation.
+
+2004-05-05  Paolo Bonzini  <bonzini@gnu.org>
+
+       * config/rs6000/rs6000.c (build_opaque_vector_type):
+       New function.
+       (rs6000_init_builtins): Use it.
+
+2004-05-04  Bernard Giroud  <bgiroud2@free.fr>
+
+       * gcc/gcc/vmsdbgout.c (vms_func_node, vms_func_ref): New.
+       (func_table): Change type from char ** to vms_func_ref.
+       (write_rtnbeg):  Update to reflect func_table change.  Use
+       fde->funcdef_number instead of rtnnum in output.
+       (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
+
+2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
+           Richard Henderson  <rth@redhat.com>
+
+       PR target/14899
+
+       * c-common.c (vector_types_convertible_p): New function.
+       * c-typeck.c (comptypes): Recurse on vector types.
+       (convert_for_assignment): Use vector_types_convertible_p.
+       (digest_init): Use vector_types_convertible_p to check
+       validness of constant vector initializers; otherwise treat
+       them as scalars.
+       * tree.c (make_or_reuse_type): New.
+       (build_common_tree_nodes): Use it.
+       * cp/call.c (standard_conversion): Likewise.
+       * cp/typeck.c (comptypes): Recurse on vector types.
+       (convert_for_assignment): Use vector_types_convertible_p.
+
+2004-05-04  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/mips.c (override_options): Default to no
+       generation of branch-likely operations when tuning for
+       CPUs where they tend to have a negative performance impact
+       (e.g., SB-1).
+
+2004-05-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * expr.c (store_constructor_field): Don't call store_constructor
+       if bitsize is not a multiple of a byte.
+
+2004-05-04  Richard Sandiford  <rsandifo@redhat.com>
+
+       * reload1.c (inherit_piecemeal_p): New function.
+       (emit_reload_insns): When reloading a group of hard registers, use
+       inherit_piecemeal_p to decide whether the values of individual hard
+       registers can be inherited.
+
+2004-05-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
+       * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
+       * config/t-linux (LIB2ADDEHDEP): Likewise.
+
+2004-05-04  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/crti.asm: Push an even number of registers.
+       * config/arm/crtn.asm: And restore them.  Load via sp.
+
+2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
+
+       * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
+       Collect overhead information.
+       (ggc_alloc_stat): New name of ggc_alloc.  Add MEM_STAT_DECL
+       parameter and pass it through.
+       (ggc_alloc_typed_stat): New name of ggc_alloc_typed.  Add
+       MEM_STAT_DECL parameter and pass it through.
+       (ggc_alloc_zone_stat): New name of ggc_alloc_zone.  Add
+       MEM_STAT_DECL parameter and pass it through.
+
+2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
+
+       * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
+
+       * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
+       rs6000_hard_regno_nregs.
+
+2004-05-03  Eric Christopher  <echristo@redhat.com>
+
+       * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
+       prologue insn instead of setting up call.
+       (s390_emit_epilogue): Ditto.
+       * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
+       (define_constants): Add numbers for above patterns.
+
+2004-05-03  Eric Christopher  <echristo@redhat.com>
+
+       * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
+       * config/s390/s390.c (s390_conditional_register_usage): ...here.
+       * config/s390/s390-protos.h: Prototype.
+
+2004-05-03  Joe Buck <jbuck@welsh-buck.org>
+
+       * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
+       assignment.
+
+2004-05-03  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.md: Fix branch length attribute definition.
+
+2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config.gcc: Remove --enable-altivec support.
+
+       * config/rs6000/altivec-defs.h: Remove.
+
+2004-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
+       * fixinc/fixincl.x: Regenerate.
+
+2004-05-03  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
+       definition.
+       (log?f2, log10?f2, log2?f2): Reimplement expanders with
+       float_truncate insn.
+       (*fxtractsf3, *fxtractdf3): Remove insn definition.
+       (logb?f2): Reimplement expanders with float_truncate insn.
+
+2004-05-03  Graham Stott  <graham.stott@btinternet.com>
+
+       PR 14718
+       * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
+       force_type_die for CONST_DECL.
+
+2004-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
+           Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
+       tm-dwarf2.h to tm_file.
+       (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
+       * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
+       (ASM_DEBUG_SPEC): Delete.
+
+2004-05-03  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_expm1.
+       (expm1_optab): Define corresponding macro.
+       * optabs.c (init_optabs): Initialize expm1_optab.
+       * genopinit.c (optabs): Implement expm1_optab using expm1?f2
+       patterns.
+       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
+       using expm1_optab.
+       (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
+       expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+       * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
+       to implement expm1, expm1f and expm1l built-ins as inline x87
+       intrinsics.
+
+2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
+
+       2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv.md (*return_true, *return_false): New patterns.
+
+2004-05-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * rtl.h (PHI_NODE_P): Remove.
+
+2004-05-02  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       PR middle-end/14988
+       * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
+       when passed -2 as 'align'.
+       (put_var_into_stack): Use 'bool' as the type for the three local
+       predicates.  Adjust calls to put_reg_into_stack.
+       When passed a CONCAT, instruct put_reg_into_stack to use
+       a consecutive stack slot for the second part.
+       (put_reg_into_stack): Remove 'promoted_mode' parameter, add
+       'consecutive_p' parameter.  Turn the three predicates into 'bool'
+       parameters.  Retrieve the register mode from 'reg'.
+       When consecutive_p is true, instruct assign_stack_local_1 to use
+       BITS_PER_UNIT alignment.
+       (put_addressof_into_stack): Use 'bool' as the type for the two
+       local predicates. Adjust call to put_reg_into_stack.
+
+2004-05-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * fold-const.c (fold_convert_const, fold): Add missing
+       FIX_ROUND_EXPR case.
+
+2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
+
+       * configure.ac (FLEX, BISON): Only use tools from the build tree
+       if build equals host.
+       * configure: Rebuilt.
+
+       * config/frv/frv-protos.h (frv_expand_epilogue,
+       frv_expand_fdpic_call): Add bool argument.
+       * config/frv/frv.c (frv_function_ok_for_sibcall): New.
+       (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
+       (frv_expand_epilogue): Use new argument to decide whether to emit
+       return instruction or copy the return address to LR.
+       (frv_expand_fdpic_call): Inline PLT entry when emitting direct
+       sibcalls.
+       (sibcall_operand): New.
+       * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
+       PLUS nor LABEL_REF.  Add sibcall_operand.
+       * config/frv/frv.md (call, call_value): Pass false to
+       frv_expand_fdpic_call.
+       (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
+       (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
+       sibcall_value_internal, sibcall_value_fdpicdi): New.
+       (return_unsigned_true, return_unsigned_false): New.
+       (epilogue): Adjust call to frv_expand_epilogue.
+       (sibcall_epilogue): New.
+
+       * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
+       (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
+       before redefining them.
+
+2004-05-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_fixed_mathfn): New function.
+       (fold_builtin_lround, fold_builtin): Use it.
+
+2004-05-01  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
+       also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
+
+2004-05-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/cris/cris.h: Revert my "fix comment typos" patch.
+
+2004-05-01  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
+
+2004-05-01  Falk Hueffner  <falk@debian.org>
+
+       * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
+       builtin_insll): Disallow 0 as first input operand.
+
+2004-05-01  Falk Hueffner  <falk@debian.org>
+
+       * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
+
+2004-05-01  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       PR middle-end/15054
+       * expr.c (expand_expr_real): Do not call preserve_temp_slots
+       on a TARGET_EXPR temp.
+       * function.c (assign_stack_temp_for_type): Set 'keep' flag for
+       TARGET_EXPR temp slots.
+
+2004-05-01  Paolo Bonzini  <bonzini@gnu.org>
+
+       * simplify-rtx.c (simplify_ternary_operation): When
+       converting an IF_THEN_ELSE to a relational op, return
+       correct mode.
+
+2004-04-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_builtin_round): Fix comment typo.
+       (fold_builtin_lround): New function.
+       (fold_builtin): Use it.
+
+2004-04-20  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/11608
+       * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
+       more like the one in config/dbxelf.h.
+
+2004-04-30  Zack Weinberg  <zack@codesourcery.com>
+
+       * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
+       and adjust definition accordingly.
+       (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
+       (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
+       * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
+       VECTOR_TYPE.
+
+2004-04-30  Jason Merrill  <jason@redhat.com>
+
+       PR c++/14587
+       * config/i386/winnt.c (associated_type): Look for attributes on
+       the TYPE_MAIN_VARIANT of *this.
+       * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
+       apply the attributes to the variants.
+
+2004-04-30  Paul Brook  <paul@codesourcery.com>
+
+       * config.gcc: Simplify arm --with-{cpu,tune} test.
+       * config/arm/arm-cores.def: Document whitespace restrictions.
+
+2004-04-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       PR other/1963
+       * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
+
+2004-04-30  Brian Ford  <ford@vss.fsi.com>
+           DJ Delorie  <dj@redhat.com>
+
+       * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
+       (DWARF2_DEBUGGING_INFO): Define to enable.
+       (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
+       DWARF2.
+       * configure.ac (Target-specific assembler checks)
+       <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
+       relocs.
+       * configure: Regenerate.
+       * config.in: Likewise.
+
+       * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
+       (ASM_OUPUT_DWARF_OFFSET): Define.
+
+2004-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
+       (s390_emit_call): New function prototype added.
+       (s390_tls_get_offset): Function removed.
+       * config/s390/s390.c (s390_function_ok_for_sibcall,
+       s390_call_saved_register_used_p): New functions.
+       (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
+       (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
+       (s390_emit_tls_call_insn): New function.
+       (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
+       emit_call_insn.
+       (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
+       (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
+       added.
+       * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
+       register number used to hold the target address for sibcalls.
+       * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
+       New expanders.
+       ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
+       "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
+       ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
+       Expanders removed.
+       ("call", "call_value"): Call s390_emit_call to emit the call patterns.
+       ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
+       "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
+       ("epilogue"): Changed the call to s390_emit_epilogue to use the
+       new parameter.
+
+2004-04-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
+       cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
+       reg-stack.c, varasm.c, config/alpha/ev4.md,
+       config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
+       config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
+       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
+       config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
+       config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
+       config/ia64/itanium2.md, config/ip2k/ip2k.c,
+       config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
+       config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
+       comment typos.
+
+2004-04-30  Paul Brook  <paul@codesourcery.com>
+
+       * config.gcc: Default ep9312 to hard-float.
+       * config/arm/arm-cores.def: Add ARCH field.
+       * config/arm/arm.c (FL_FOR_ARCH*): Define.
+       (arm_arch_cirrus): New variable.
+       (all_cores): Set and use arch.
+       (all_architectures): Ditto.
+       (arm_arch_name): New variable.
+       (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
+       Set and use arm_arch_cirrus.
+       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
+       (enum processor_type): Update ARM_CORE define.
+       (enum target_cpus): Add.  Replaces TARGET_CPU_* defines.
+       (CPP_SPEC): Remove %(cpp_cpu_arch).
+       (CPP_ARCH_DEFAULT_SPEC): Remove.
+       (CPP_CPU_ARCH_SPEC): Remove.
+       (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
+       (FPUTYPE_DEFAULT): Don't define here.
+
+2004-04-30  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
+       updates too.
+
+2004-04-30  Paul Brook  <paul@codesourcery.com>
+
+       * arm.c (arm_needs_doubleword_align): Use mode alignment.
+
+2004-04-30  Paolo Bonzini  <bonzini@gnu.org>
+
+       * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
+       vec_sububs.
+       [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
+       duplicates.
+
+2004-04-30  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
+       atan2?f3 expanders.
+
+2004-04-29  Nick Clifton  <nickc@redhat.com>
+
+       Bug 14093
+       * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
+       * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
+       Delete static from definition.
+       * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
+
+2004-04-30  Uros Bizjak  <uros@kss-loka.si>
+
+       * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
+       UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
+       <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
+       <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
+
+2004-04-29  Richard Guenther  <richard.guenther@uni-tuebingen.de>
+
+       * commom.opt (Wfatal-errors): Add it.
+       * diagnostic.c (flag_fatal_errors): Define it.
+       (diagnostic_action_after_output): Check for flag_fatal_errors.
+       * flags.h (flag_fatal_errors): Declare it.
+       * opts.c (common_handle_option): Add OPT_Wfatal_errors.
+       * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
+
+2004-04-30  Josef Zlomek  <zlomekj@suse.cz>
+
+       * gcse.c (remove_reachable_equiv_notes): Delete notes also in
+       blocks which have kill flag set.
+
+2004-04-29  Ben Elliston  <bje@au.ibm.com>
+
+       * configure.ac (--with-as): Abort if user-supplied assembler
+       cannot be executed.
+       (--with-ld): Likewise for the linker.
+       * configure: Regenerate.
+
+2004-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * convert.c (convert_to_integer): Ensure `long_integer_type_node'
+       isn't NULL before using it.
+
+2004-04-29  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/15189
+       * config/mips/mips.md (load_df_low): Use default length.
+       (load_df_high, store_df_high): Likewise.
+
+2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mips/mips.md, config/mips/sb1.md,
+       config/rs6000/rs6000.c: Fix comment typos.
+
+2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
+       Fix comment typos.
+
+2004-04-29  Douglas B Rupp  <rupp@gnat.com>
+
+       * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
+       (delete_if_ordinary): Use above macro.
+       * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
+       Update copyright.
+       * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
+
+2004-04-29  Richard Earnshaw  <rearnsha@arm.com>
+
+       * c-decl.c (get_parm_info): Use the correct tag keywords when
+       warning about type declarations in prototypes.
+
+2004-04-29  Paul Brook  <paul@codesourcery.com>
+
+       * config.gcc: Pull list of cores from arm-cores.def.
+
+2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
+
+       * combine.c (combine_simplify_rtx): Adjust call to use
+       simplify_relational_operation.  Do not use SELECT_CC_MODE
+       when a comparison already has a MODE_CC mode.
+
+2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
+
+       (simplify_set): simplify_relational_operation may now
+       return another relational expression.
+       * cse.c (fold_rtx): simplify_relational_operation now
+       takes of computing the comparison mode.
+       * dojump.c (compare_from_rtx): Use simplify_relational_operation,
+       remove dead code.
+       (do_compare_rtx_and_jump): Likewise.
+       * integrate.c (subst_constants): simplify_relational_operation
+       may now return another relational expression.
+       * simplify-rtx.c (simplify_gen_relational): Move most code to
+       the new simplify_relational_operation and
+       simplify_relational_operation_1 functions.
+       (simplify_relational_operation): Rewritten.
+       (simplify_relational_operation_1): New function.
+       (simplify_ternary_operation): simplify_relational_operation
+       may now return another relational expression.
+       (simplify_rtx): Remove unnecessary temp variable.
+
+2004-04-29  Uros Bizjak  <uros@kss-loka.si>
+
+       * reg-stack.c (swap_to_top): New function.
+       (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
+       swap_to_top().
+       (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
+       (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
+       UNSPEC_FSCALE_EXP.
+
+       * config/i386/i386.md (UNSPEC_FSCALE): Remove.
+       (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
+       (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
+       x87's fscale insn.
+       (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
+       (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
+       patterns.
+
+2004-04-28  Serge Belyshev  <1319@bot.ru>
+
+       PR 14944
+       * coverage.c (read_counts_file): Fix usage of warning () call.
+       * pretty-print.c (pp_base_format_text): Fix typo in the comment.
+
+2004-04-28  Ben Elliston  <bje@au.ibm.com>
+
+       * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
+       options with "-" in the option index.
+       (SPARC Options): Likewise.
+       (M32R/D Options): Likewise.
+
+2004-04-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * convert.c (convert_to_integer): Convert (long)round -> lround,
+       etc.
+
+2004-04-28  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
+       Return false if we do not have fp register.
+       (addrs_ok_for_quad_peep): Rename to ...
+       (mems_ok_for_quad_peep): this.
+       Add check for volatile memory.
+       * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
+       Rename to ...
+       (mems_ok_for_quad_peep): this.
+       * config/rs6000/rs6000.md: Change peephole's for lfq/stq
+       to peephole2's.
+       (lfq_power2): New instruction.
+       (stfq_power2): Likewise.
+
+2004-04-28  Jan Hubicka  <jh@suse.cz>
+
+       PR c/15004
+       * function.c (do_warn_unused_parameter): Break out form ...
+       (expand_function_end): ... here; warn only when not using cgraphunit.
+       * function.h (do_warn_unused_parameter): Declare.
+       * cgraphunit.c: Include function.h.
+       (cgraph_finalize_function): Do unused parameter warning.
+       * Makefile.in (cgraphunit.o): Depend on function.h
+
+2004-04-28  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
+       calling install-info on $(DESTDIR)$(infodir)/dir already being
+       present.
+
+2004-04-28  Paul Brook  <paul@codesourcery.com>
+
+       * dwarf2out.c (mem_loc_descriptor): Handle shifts.
+
+2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * gcse.c (find_moveable_store): Do not accept store insns with
+       REG_EH_REGION note.
+
+2004-04-28  Paul Brook  <paul@codesourcery.com>
+
+       * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
+       * function.c (assign_temp): Ditto.
+       * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
+
+2004-04-28  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
+
+2004-04-28  Josef Zlomek  <zlomekj@suse.cz>
+
+       * var-tracking.c (variable_different_p): Add a parameter
+       compare_current_location, compare current location of variable parts
+       if it is true.
+       (dataflow_set_different_1): Pass compare_current_location == false.
+       (dataflow_set_different_2): Pass compare_current_location == false.
+       (emit_notes_for_differences_1): Pass compare_current_location == true.
+
+2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("casesi"): Mark jump table access as
+       non-trapping and unchanging.
+
+2004-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR debug/14829
+       * dwarf2out.c (reg_number): Rename to dbx_reg_number.  Adjust all
+       callers.
+       (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
+       number for indexing hard_regno_nregs array.
+
+2004-04-27  Geoffrey Keating  <geoffk@apple.com>
+
+       * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
+       * config/darwin-crt2.c: Only have contents on __ppc__.
+
+2004-04-27  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (call_insn_operand): Check
+       SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
+       * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
+       * config/xtensa/xtensa.md (call, call_value): Likewise.
+
+2004-04-27  Wu Yongwei  <adah@sh163.net>
+
+       * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
+       (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+       (__gthread_mutex_init_function): Replace CreateMutex with
+       initialization of custom mutex using CreateSemaphore.
+       (__gthread_mutex_lock): Use InterlockedIncrement.
+       (__gthread_mutex_trylock): Use InterlockedCompareExchange.
+       (__gthread_mutex_unlock): Use InterlockedDecrement and
+       ReleaseSemaphore to unlock
+       * config/i386/gthr-win32.c (__gthread_mutex_init_function,
+       __gthread_mutex_lock, __gthread_mutex_trylock,
+       __gthread_mutex_unlock): Adjust to match inline versions in
+       gthr-win32.h.
+
+2004-04-27  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_promote_prototypes): New function.
+       (TARGET_PROMOTE_PROTOTYPES): Use it.
+
+2004-04-27  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
+
+2004-04-26  Bernard Giroud  <bgiroud@free.fr>
+
+       * config/alpha.c (alpha_end_function): For OpenVMS gas,
+       correctly output .pdesc directive before .end.
+
+2004-04-26  James E Wilson  <wilson@specifixinc.com>
+
+       Bug 14927
+       * config/ia64/ia64.md (movxf): New local op0.  Handle case where
+       operands[0] is a SUBREG.  Handle case where operands[1] is a GR reg.
+
+2004-04-26  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
+       * config/pa/pa-hpux10.h: Likewise.
+       * config/pa/pa-hpux11.h: Likewise.
+
+2004-04-26  Geoffrey Keating  <geoffk@apple.com>
+
+       * doc/invoke.texi (Overall Options): Document default for -o
+       for PCH files.
+
+2004-04-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * builtins.c (expand_builtin_update_setjmp_buf): New function.
+       (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
+       * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
+
+2004-04-26  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
+
+2004-04-26  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
+
+2004-04-25  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
+       fold (build1 (NEGATE_EXPR, ...)).  Optimize X / -1 as -X and
+       X % -1 as 0.
+
+2004-04-26  Hans-Peter Nilsson  <hp@bitrange.com>
+
+       PR bootstrap/15141
+       * except.c (connect_post_landing_pads): Delete insns after the
+       barrier when generating a unwind_resume_libfunc call.
+
+2004-04-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       PR/c++ 15119
+       * tree.c (substitute_placeholder_in_expr, case 4): New case,
+       for TARGET_EXPR.
+
+2004-04-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+       __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
+       inhibit_libc is defined.
+
+2004-04-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
+       * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
+       * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
+       (TARGET_SCHED_VARIABLE_ISSUE): Define.
+       (mips_adjust_cost): Move later in file, next to other sched hooks.
+       (mips_macc_chains_last_hilo): New variable.
+       (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
+       (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
+       * config/mips/mips.md (may_clobber_hilo): New attribute.
+
+2004-04-24  Roger Sayle  <roger@eyesopen.com>
+           Bruce Korb  <bkorb@gnu.org>
+
+       * fixinc/inclhack.def (aix_syswait_2): New fix.
+       * fixinc/fixincl.x: Regenerate.
+       * fixinc/tests/base/sys/wait.h: Update for new test.
+
+2004-04-24  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/14960
+       * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
+       to non_fixed_size, and leave out fixed_size from the sum.
+       (generate_set_vrsave): Correct clobbers.
+       (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
+       (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
+       (rs6000_libcall_value): Likewise.
+       * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
+       (FUNCTION_ARG_REGNO_P): Likewise.
+
+2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
+       is a CONST_INT.
+       (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
+       with NARROW_OP1 instead of OP1.
+
+2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
+       and __s390x__ hosts.
+
+2004-03-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
+       _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
+       * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
+       BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
+       BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
+       * builtins.c (expand_builtin_fork_or_exec): New.
+       (expand_builtin): Call it.
+       * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
+       BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
+       * c-common.c (PID_TYPE): New macro.
+       (c_common_nodes_and_builtins): Initialize pid_type_node.
+       * calls.c (special_function_p): Do not handle fork and exec.
+       (expand_call): Do not handle ECF_FORK_OR_EXEC.
+       * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+       __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
+       * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+       __gcov_execv, __gcov_execvp, __gcov_execve): New.
+       * tree.h (enum tree_index): Add TI_PID_TYPE.
+       (pid_type_node): New macro.
+       (ECF_FORK_OR_EXEC): Removed.
+
+2004-04-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR optimization/13985
+       * cfgloopmanip.c (fix_loop_placements): New prototype.
+       Call fix_bb_placements on the preheader of loops that have
+       been reparented.
+       (remove_path): Adjust call to fix_loop_placements.
+
+2004-04-23  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/darwin7.h: New file.
+       * config.gcc (*-*-darwin*): Add darwin7.h if the
+       version is greater than 6.
+       * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
+       (MATH_LIBRARY): Wrap in ifdefs.
+
+2004-04-23  Daniel Jacobowitz  <drow@mvista.com>
+
+       * config/arm/arm.c (arm_output_epilogue): Reverse the order of
+       loading iWMMXt registers with a frame pointer.  Use post-increment
+       without a frame pointer.
+       (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
+
+2004-04-23  Paolo Bonzini  <bonzini@gnu.org>
+
+       * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
+       mode" rather than "-funit-at-a-time" since -O2 enables it
+       without requiring -f* options.  Refer to -fprofile-generate and
+       -fprofile-use correctly.  Move -funit-at-a-time among options
+       enabled by -O.  Add information about unit-at-a-time caveats.
+
+2004-04-22  Per Bothner  <per@bothner.com>
+
+       * line-map.h (struct line_maps):  New field highest_line.
+       (linemap_position_for_column):  Make non-inline function.
+       (LINEMAP_POSITION_FOR_COLUMN):  New macro.
+       * line-map.c (linemap_init):  Clear highest_line field.
+       (linemap_add):  Set highest_line field.
+       (linemap_line_start):  Minor optimization - use highest_line field.
+       Reduce maximum column hint to 10000.  Update highest_line field.
+       (linemap_position_for_column):  Moved from line-map.h.  Optimize a bit.
+       * cpphash.h (struct cpp_reader):  Remove line field - instead use
+       line_table->highest_line.
+       (saved_line):  Remove unused field.
+       (CPP_INCREMENT_FILE):  Don't do linemap_lookup - just use newest map.
+       Use  line_table's highest_line field instead of cpp_reader's line.
+       * cpplib.c (start_directive):  Likewise use highest_line field.
+       (do_line, do_linemarker):  Likewise just use newest map.
+       (_cpp_do_file_change):  Don't need to set cpp_reader's line field.
+       * cpperror.c (cpp_error):  Likewise use highest_line field.
+       * cppfiles.c (open_file_failed:  Likewise.
+       (cpp_make_system_header):  Likewise use newest map and highest_line.
+       * cppinit.c (cpp_create_reader):  Don't initialize removed field.
+       * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
+       skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
+       _cpp_lex_direct):  Likewise use highest_line.
+       (_cpp_lex_direct):  Use new LINEMAP_POSITION_FOR_COLUMN macro.
+       * cppmacro.c (_cpp_builtin_macro_text):  Likewise use highest_line,
+       and use newest map.
+       * cpppch.c (cpp_read_state):  Don't save+restore cpp_reader's line.
+       * cpptrad.c (_cpp_overlay_buffer):  Don't save cpp_reader's line.
+       (copy_comment, _cpp_scan_out_logical_line):  Likewise use highest_line.
+
+2004-04-23  Alan Modra  <amodra@bigpond.net.au>
+
+       PR bootstrap/14992
+       * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
+       * config/linux.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/sh/linux.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
+       * gcc/config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
+
+2004-04-22  Per Bothner  <per@bothner.com>
+
+       * cppinit.c (cpp_read_main_file):  Return NULL rather than false.
+       Fixes PR preprocessor/15067.
+
+2004-04-23  Andreas Schwab  <schwab@suse.de>
+
+       * config/ia64/ia64intrin.h: Add intermediate cast to void * to
+       avoid aliasing warning.
+
+2004-04-22  Jan Hubicka  <jh@suse.cz>
+           Mostafa Hagog <mustafa@il.ibm.com>
+
+      * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
+      * cfgloopanal.c (expected_loop_iterations): Change the return value
+
+2004-04-22  Jakub Jelinek  <jakub@redhat.com>
+
+       * cselib.h (struct elt_loc_list): Remove canon_loc field.
+       * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
+       (cselib_invalidate_mem): Remove all canon_loc and canon_x
+       traces.
+
+2004-04-22  Josef Zlomek  <zlomekj@suse.cz>
+
+       Revert
+       2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
+
+               * var-tracking.c (variable_part_different_p): Variable parts
+               differ when the most recent locations differ.
+
+2004-04-22  Richard Sandiford  <rsandifo@redhat.com>
+
+       * doc/invoke.texi: Remove the MIPS -membedded-pic option.
+       * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
+       (embedded_pic_offset): Delete.
+       * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete.  Shuffle other
+       MASK_* constants.
+       (TARGET_EMBEDDED_PIC): Delete.
+       (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
+       (ASM_SPEC): Remove -membedded-pic.
+       (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
+       (ASM_OUTPUT_CASE_LABEL): Likewise.
+       * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
+       * config/mips/windiss.h (ASM_SPEC): Likewise.
+       * config/mips/mips.c (struct machine_function): Remove
+       embedded_pic_fnaddr_rtx.
+       (TARGET_ENCODE_SECTION_INFO): Remove override.
+       (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
+       (override_options): Remove -membedded-pic handling.
+       (print_operand): Remove handling of '%S'.
+       (mips_select_section: Remove -membedded-pic handling.
+       (mips_encode_section_info): Delete.
+       (mips_output_conditional_branch): Remove mention of -membedded-pic.
+       * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
+       -membedded-pic handling.
+       (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
+
+2004-04-22  Alan Modra  <amodra@bigpond.net.au>
+
+       * var-tracking.c (frame_base_decl): Remove useless GTY.
+
+2004-04-21  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_override_options): Error when
+       user wants altivec and e500 instructions.
+
+2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/14813
+       * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
+       in .init_array section to ...
+       * config/ia64/crtbegin.asm: Here.
+
+       * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
+       and hidden if HAVE_INITFINI_ARRAY is defined.
+
+2004-04-21  James E Wilson  <wilson@specifixinc.com>
+
+       * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
+       * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
+       (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
+       (fp_register_operand, lo_operand): New.
+       (mips_rtx_costs): Add TUNE_SB1 support.
+       (mips_issue_rate): Add comment.  Add PROCESSOR_SB1 support.
+       (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
+       (mips_multipass_dfa_lookahead): New.
+       * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
+       TUNE_SB1): New.
+       (TARGET_SWITCHES): Add -mfp-exceptions support.
+       (TARGET_FP_EXCEPTIONS_DEFAULT): New.
+       (BRANCH_COST): Fix whitespace.
+       * config/mips/mips.md: Include sb1.md.
+       * config/mips/sb1.md: New file.
+       * doc/invoke.texi: Document -mfp-exceptions.
+
+       * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS.  Fix
+       comment.
+       * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
+       (fixincl.o-warn): Delete.
+
+2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/rs6000 (print_operand) ['z']:
+       Change ifdef of TARGET_MACHO to if TARGET_MACHO.
+
+2004-04-21 Daniel Jacobowitz  <drow@mvista.com>
+
+       * config.gcc: Support --with-arch=iwmmxt for ARM.
+
+2004-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
+       in two more places; remove unneeded force_reg
+
+2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
+       for TARGET_MACHO.
+       (print_operand): For TARGET_MACHO check to see if we need a stub
+       and output one if we need it.
+
+       PR debug/15033
+       * dwarf2out.c (rtl_for_decl_location): Check for NULL
+       rtl.
+
+2004-04-20  James E Wilson  <wilson@specifixinc.com>
+
+       * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
+       (vall_value_gp): Likewise.
+
+2004-04-20  DJ Delorie  <dj@redhat.com>
+
+       * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
+       variables stored in word registers, then in memory.
+
+2004-04-20  Eric Christopher  <echristo@redhat.com>
+
+       * cp/parser.c (cp_parser_declaration): Move translate
+       up before tokens are lexed.
+
+2004-04-20  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
+       (asin_optab, acos_optab): Define corresponding macros.
+       * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
+       * genopinit.c (optabs): Implement asin_optab and acos_optab
+       using asin?f2 and acos?f2 patterns.
+       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
+       using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
+       (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
+       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+       * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
+       acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
+       acos, acosf and acosl built-ins as inline x87 intrinsics.
+
+2004-04-20  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
+
+2004-04-20  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
+
+2004-04-20  Paolo Bonzini  <bonzini@gnu.org>
+
+       Revert part of 2004-04-17 change that moved -frename-registers
+       to -O1.  -frename-registers is buggy.
+
+       * toplev.c (flag_rename_registers): Initialize to 0.
+       * doc/invoke.texi (Optimize options): Move -frename-registers
+       to "Not triggered by any -O level" section.  Adjust commentary
+       accordingly.
+
+2004-04-20  Anil Paranjpe <anilp1@kpitcummins.com>
+
+       * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
+
+2004-04-20  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_legitimize_move): Generate special patterns
+       for mflo and mfhi instructions.
+       (mips_output_move): Remove mflo and mfhi handling.
+       * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
+       (*mulsidi3_64bit): Update for new mfhi/mflo representation.
+       Likewise various define_peephole2s.
+       (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
+       alternatives.
+       (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
+       (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
+       (mfhilo_di, mfhilo_si): New patterns.
+
+2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
+
+       * function.c (assign_parms): Force
+       MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
+
+2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
+
+       * var-tracking.c (variable_part_different_p): Variable parts differ
+       when the most recent locations differ.
+
+2004-04-19  James E Wilson  <wilson@specifixinc.com>
+
+       * rtl.h (reg_set_last): Delete declaration.
+       * rtlanal.c (reg_set_last): Delete.
+
+2004-04-19  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_convert): Make function extern/public.
+       * tree.h (fold_convert): Prototype here.
+       * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+       expand_builtin_strrchr, expand_builtin_strpbrk,
+       expand_builtin_mempcpy, expand_builtin_bcopy,
+       expand_builtin_bzero, expand_builtin_memcmp,
+       expand_builtin_strcmp, expand_builtin_strncmp,
+       stabilize_va_list, expand_builtin_sprintf,
+       fold_trunc_transparent_mathfn, fold_builtin_logarithm,
+       fold_builtin_exponent, fold_builtin_mempcpy,
+       fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
+       fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
+       fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
+
+2004-04-19  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
+       (move_from_CR_gt_bit): New.
+       (cceq_ior_compare): Name previously unnamed pattern.  Disable for
+       E500.
+       (cceq_rev_compare): Name previously unnamed pattern.  Allow for
+       E500.
+
+       * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
+       (tstsfeq_gpr): Same.
+       (cmpsfgt_gpr): Same.
+       (tstsfgt_gpr): Same.
+       (cmpsflt_gpr): Same.
+       (tstsflt_gpr): Same.
+       (e500_cceq_ior_compare): New.
+       (e500_flip_gt_bit): New.
+
+       * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
+       (print_operand): Add 'c' and 'D'.
+       (rs6000_generate_compare): Rewrite to generate correct rtl.
+       (rs6000_emit_sCOND): Handle E500.
+       (output_cbranch): Adjust for changes in rs6000_generate_compare.
+       (output_e500_flip_gt_bit): New.
+
+       * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
+       Protoize.
+
+2004-04-19  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
+
+2004-04-19  David Edelsohn  <edelsohn@gnu.org>
+
+       * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
+       fix information.
+
+2004-04-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
+       download URL.
+
+2004-04-19  Daniel Jacobowitz  <drow@mvista.com>
+
+       * stor-layout.c (layout_decl): Check DECL_PACKED before calling
+       ADJUST_FIELD_ALIGN.  Check maximum_field_alignment after.
+
+2004-04-19  Andrew PInski  <pinskia@physics.uc.edu>
+
+       * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
+       (fold_builtin): Update caller to match.
+
+       PR bootstrap/15009
+       * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
+
+       PR bootstrap/14999
+       * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
+
+2004-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
+
+       * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
+       (expand_mult_highpart_optab): Likewise.
+       (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
+
+2004-04-19  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
+       floatunssisf2, floatunssidf2): New patterns.
+
+2004-04-18  Mark Mitchell  <mark@codesourcery.com>
+
+       PR other/14918
+       * doc/invoke.texi (-fprofile-generate): Document requirement to
+       use -fprofile-generate when linking.
+
+       * doc/extend.texi (Strong Using): Warn users against using this
+       feature.
+
+2004-04-18  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
+       * config/mips/mips.h (mips_entry, mips_string_length): Delete.
+       (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
+       * config/mips/mips.c (struct mips16_constant): Renamed from struct
+       constant.  Propogate change throughout file.
+       (struct machine_function): Remove insns_len.
+       (mips_string_length, mips16_strings, string_constants): Delete.
+       (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
+       when generating mips16 code.  Remove special mips16 treatment of
+       string constants.
+       (mips_symbolic_constant_p): Allow mips16 constant pool accesses
+       to have the form LABEL+CONSTANT.
+       (mips_symbolic_address_p): Fix comment.
+       (m16_usym8_4, m16_usym5_4): Delete.
+       (mips_output_function_epilogue): Remove mips16 string handling.
+       (mips_output_mi_thunk): Call mips16_lay_out_constants.
+       (mips_select_section, mips_encode_section_info): Remove mips16
+       string handling.
+       (struct mips16_constant_pool): New.
+       (add_constant): Take a mips16_constant_pool structure.  Keep pool
+       sorted into order of ascending mode size.  Keep track of the highest
+       possible start address, taking padding and the masking of the base PC
+       value into account.
+       (dump_constants_1): New function, split out from dump_constants.
+       Handle vector constants.  Use gen_consttable_{int,float} rather than
+       separate functions for each mode.
+       (dump_constants): Simplify.  Use GET_MODE_ALIGNMENT.  Use gen_align
+       rather than separate functions for each alignment.
+       (mips_find_symbol): Delete.
+       (mips16_insn_length): New function, split out from
+       mips16_lay_out_constants.
+       (mips16_rewrite_pool_refs): New function.
+       (mips16_lay_out_constants): Rework. Remove string handling.
+       Always create an inline constant pool.
+       * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
+       (UNSPEC_ALIGN): New constants.
+       (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
+       (UNSPEC_ALIGN_[248]): Delete.
+       (consttable_int, consttable_float, align): New patterns.
+       (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
+
+2004-04-17  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
+       __unn_args_eq.
+
+2004-04-17  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/14715
+       * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
+       with STARTING_FRAME_OFFSET.
+
+2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
+       * config/mips/mips.c (macc_msac_operand): New function.
+       * config/mips/mips.md (*msac): Move after *macc.
+       (*msac2): New.  Generalize macc-related peepholes so that they apply
+       to msac too.
+
+2004-04-17  Paolo Bonzini  <bonzini@gnu.org>
+
+       * opts.c (decode_options): Do not enable flag_rename_registers
+       and flag_web at -O3.
+       * toplev.c (flag_rename_registers): Initialize
+       flag_rename_registers and flag_web to
+       AUTODETECT_FLAG_VAR_TRACKING.
+       (default_debug_hooks): New global.
+       (process_options): Initialize default_debug_hooks.  Warn if
+       -fvar-tracking specified but not supported by the current
+       debug format.  Do not run var tracking at -O0 or if not
+       supported by the current debug format, even if
+       -fvar-tracking was given.  If -fno-rename-registers
+       is not specified, always run register renaming if var
+       tracking is supported by the default debugging information
+       format for the target, and we are at -O1 or higher; similarly
+       for -fweb, but only at -O2 or higher.
+       * doc/invoke.texi (Optimize Options): Document this.
+
+2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
+
+       * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
+       * configure: Regenerate.
+
+2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
+
+       * gcc.c (used_arg): Check whether an option has been removed.
+
+2004-04-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
+       debugging on Solaris 7 and up.
+
+2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
+       IRIX 5 port.
+       Remove -save-temps workaround, handled automatically.
+       Require GNU binutils 2.15 for debugging.
+       Remove SGI make warnings since GNU make is now required.
+       (Specific, mips-sgi-irix6): Some markup fixes.
+       Describe MIPSpro C problems and workarounds.
+       Mention working O32 ABI support.
+       Recommend GNU as 2.15 for O32 with debugging.
+       Remove description of fixed structure pass/return bug.
+
+2004-04-16  DJ Delorie  <dj@redhat.com>
+
+       * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
+       TYPE_FIELDS.
+       (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
+
+2004-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.md: Remove unnecessary declarations for asm_out_file.
+
+       * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
+       SAR register.  Fix comment.
+       (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
+       (%cr11).
+
+       * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
+
+2004-04-16  Nick Clifton  <nickc@redhat.com>
+
+       * config/arm/arm.c (arm_override_options): Revert previous patch.
+       * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
+       be safely built.
+
+2004-04-16  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
+       bug.
+       (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
+       TARGET_DEFAULT): Changed. Ditto.
+       (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
+       TARGET_ENDIAN_DEFAULT): Added. Ditto.
+       * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
+       (TARGET_ENDIAN_DEFAULT): Added.
+
+2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
+       ATTR_CONST_NOTHROW_LIST.
+
+2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       PR/middle-end 14915
+       * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
+       BITS_BIG_ENDIAN.
+
+2004-04-15  Pat Haugen  <pthaugen@us.ibm.com>
+
+       * ra-debug.c (ra_print_rtx): Add break's to case legs.
+
+2004-04-14  James E Wilson  <wilson@specifixinc.com>
+
+       * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
+
+2004-04-14  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * libada-mk.in: New file.
+       * configure.ac: Create libada-mk from libada-mk.in.
+       * configure: Regenerate.
+
+2004-04-14  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_logb and OTI_ilogb.
+       (logb_optab, ilogb_optab): Define corresponding macros.
+       * optabs.c (init_optabs): Initialize logb_optab and ilogb_optab.
+       * genopinit.c (optabs): Implement logb_optab and ilogb_optab
+       using logb?f2 and ilogb?i2 patterns.
+       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOGB{,F,L}
+       using logb_optab, and BUILT_IN_ILOGB{,F,L} using ilogb_optab.
+       (expand_builtin): Expand BUILT_IN_LOGB{,F,L} and BUILT_IN_ILOGB{,F,L}
+       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_XTRACT_FRACT
+       and UNSPEC_XTRACT_EXP.
+
+       * config/i386/i386.md (*fxtractdf3, *fxtractsf3, *fxtractxf3): New
+       patterns to implement fxtract x87 instruction.
+       (logbdf2, logbsf2, logbxf2, ilogbsi2): New expanders to implement
+       logb, logbf, logbl, ilogb, ilogbf and ilogbl built-ins as inline x87
+       intrinsics.
+       (UNSPEC_XTRACT_FRACT, UNSPEC_XTRACT_EXP): New unspecs to represent
+       x87's fxtract insn.
+
+2004-04-14  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/t-elf: Enable multilibs by default.
+
+2004-04-14  Andreas Tobler  <a.tobler@schweiz.ch>
+
+       * bb-reorder.c (fix_crossing_conditional_branches): Adjust the
+       previous fix to check HAVE_return at runtime too.
+
+2004-04-14  Nick Clifton  <nickc@redhat.com>
+
+       * config/arm/arm.c (arm_override_options): If the user has not
+       specified an ABI, then default to AAPCS for the iWMMXt processor.
+       * config/arm/t-xscale-elf: Remove redundant multilib specifications.
+       * config/arm/t-xscale-coff: Likewise.
+
+2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_builtin_isdigit): New.
+       (fold_builtin): Handle BUILT_IN_ISDIGIT.
+       * defaults.h: Add TARGET_DIGIT0 and sort.
+       * doc/tm.texi: Add TARGET_BS and TARGET_DIGIT0.
+
+2004-04-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_builtin_cabs, fold_builtin): Use
+       `mathfn_built_in' to determine the new builtin.
+       * fold-const.c (fold): Likewise.
+
+2004-04-14  Richard Sandiford  <rsandifo@redhat.com>
+
+       * doc/invoke.texi: Rename MIPS's -mfix-vr4122-bugs to -mfix-vr4120.
+       * config/mips/mips.h (MASK_FIX_VR4120): Renamed from MASK_FIX_VR4122.
+       (TARGET_FIX_VR4120): Likewise TARGET_FIX_VR4122.
+       (TARGET_SWITCHES): Replace -mfix-vr4122-bugs with -mfix-vr4120.
+       (ASM_SPEC): Update accordingly.
+       * config/mips/mips.c: Update after above renaming.
+       * config/mips/mips.md, config/mips/t-vr, config/mips/vr.h: Likewise.
+       * config/mips/vr4120-div.S: Renamed from vr4122-div.S.
+
+2004-04-13  James E Wilson  <wilson@specifixinc.com>
+
+       * c-opt.c (c_common_post_options): If this_input_filename is NULL,
+       increment errorcount and return false instead of true.
+
+2004-04-13  Uros Bizjak  <uros@kss-loka.si>:
+
+       * optabs.c (expand_twoval_unop): Reorder function arguments.
+       * builtins.c (expand_builtin_mathfn_3): Update calls to
+       expand_twoval_unop.
+
+       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE
+       and UNSPEC_TAN_TAN. Add missing comment.
+
+       * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New
+       patterns to implement fptan x87 instruction.
+       (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf
+       and tanl built-ins as inline x87 intrinsics. Define corresponding
+       peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence.
+       (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent
+       x87's fptan insn.
+
+2004-03-13  Richard Henderson  <rth@redhat.com>
+
+       * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode
+       for LABEL_REFs.
+
+       * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot.
+       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise.
+       * doc/invoke.texi: Update to match.
+
+       * varasm.c (unlikely_text_section): Use assemble_align instead of
+       ASM_OUTPUT_ALIGN.  Use it in the correct place with an approximately
+       correct alignment argument.
+
+2004-04-13  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
+       after setting reg_last_reload_reg for optional output reloads.
+
+2004-04-12  Fariborz Jahanian <fjahanian@apple.com>
+
+       * config/rs6000/altivec.h (vec_mergeh, vec_mergel):
+       Definition of these two macros are corrected by adding
+       matchine right paren.
+
+2004-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
+
+       * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI.
+
+2004-04-12  Roger Sayle  <roger@eyesopen.com>
+
+       * config/i386/i386.c (output_387_reg_move): New function.
+       * config/i386/i386-protos.h (output_387_reg_move): Prototype here.
+       * config/i386/i386.md (*movsf_1, *movsf1_nointerunit,
+       *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer,
+       *extendsfdf2_1,  *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop,
+       truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move.
+
+2004-04-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized
+       TYPE_DECL.
+       * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL.
+       * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN.
+       * stor-layout.c (variable_size): Don't check for MINUS_EXPR.
+       Use skip_simple_arithmetic to find SAVE_EXPR.
+       (force_type_save_exprs, force_type_save_exprs_1): New functions.
+       * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE):
+       Properly chain multiple pointers.
+       (copy_tree_r): Copy a TYPE_DECL.
+       * tree.c (variably_modified_type_p): Add some missing tests and
+       make some other minor changes.
+       * tree.h (force_type_save_exprs): New declaration.
+
+2004-04-12  Roger Sayle  <roger@eyesopen.com>
+
+       * simplify-rtx.c (simplify_binary_operation) <UDIV, DIV, UMOD, MOD>:
+       Remove fall throughs.  Convert 0/x and 0%x into x&0 when x has
+       side-effects.  Don't convert x/1.0 into x if we honor signaling NaNs.
+       Convert x/-1.0 into -x if we don't honor signaling NaNs.  Convert
+       x/-1 into -x.  Optimize x%1 into x&0 if x has side-effects.  Optimize
+       x%-1 into 0 (or x&0 if x has side-effects).
+
+2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.md: Document why a pattern is not
+       available.
+
+       * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
+       of floats on the E500.
+       (branch_positive_comparison_operator): Do not allow NE even on the
+       E500.
+
+2004-04-11  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
+       in_text_unlikely_section to in_unlikely_text_section.
+
+2004-04-11  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_binary_op_with_conditional_arg):  Tweak
+       calling convention to allow a NULL_TREE to be returned.  Factor
+       sanity checks from callers, return NULL_TREE when appropriate.
+       (fold): Handle COMPOUND_EXPR operands of binary expressions
+       before COND_EXPR operands.  Use reorder_operands_p(a,b) to check
+       whether a op (b,c) can be rewritten as (b, a op c).  Simplify
+       calls to fold_binary_op_with_conditional_arg.
+
+2004-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * config/mips/iris5.h (current_section_flags):  Add
+       in_unlikely_executed_text and default case.
+
+2004-04-11  Andreas Tobler  <a.tobler@schweiz.ch>
+
+       * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
+       failure on solaris. Place ifdef HAVE_return around gen_ret call.
+       * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
+       HAVE_return and place it around the place where it is needed.
+
+2004-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
+       ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
+       and NORMAL_TEXT_SECTION_NAME.
+       (unlikely_text_section): Check targetm.have_named_sections
+       instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
+       instead of SECTION_FORMAT_STRING.
+       * config/mips/iris5.h (current_section_name): Add
+       in_unlikely_executed_text case and move the abort into the switch.
+       * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
+       (NORMAL_TEXT_SECTION_NAME): Remove.
+       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
+       (SECTION_FORMAT_STRING): Remove.
+       * defaults.h (SECTION_FORMAT_STRING): Remove.
+       * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
+       (SECTION_FORMAT_STRING): Remove.
+
+2004-04-10  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-typeck.c (common_type): Prefer long long to long when same
+       precision.
+
+2004-04-09  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 14887
+       * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
+       mode argument.
+       * config/ia64/ia64.c (ia64_hpux_file_end): Check
+       TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
+
+2004-04-09  Roger Sayle  <roger@eyesopen.com>
+
+       * simplify-rtx.c (mode_signbit_p): New function to check whether
+       an RTX is an immediate constant that represents the most significant
+       bit of a given machine mode.
+       (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
+       C is the sign bit.
+       (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
+       when C2 is the sign bit.
+       (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
+       is the sign bit.  Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
+       sign bit.
+
+2004-04-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
+       TYPE_MODE.
+
+2004-04-09  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
+       of TREE_READONLY for types.
+
+2004-04-09  Caroline Tice  <ctice@apple.com>
+
+       * basic-block.h (struct edge_def):  Add new field, crossing_edge.
+       (struct basic_block_def):  Add new field, partition.
+       (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION):  New constant macro
+       definitions.
+       (partition_hot_cold_basic_blocks): Add extern function
+       declaration.
+       * bb-reorder.c (function.h, obstack.h, expr.h, regs.h):  Add four new
+       include statements.
+       (N_ROUNDS): Increase the maximum number of rounds by 1.
+       (branch_threshold): Add array value for new round.
+       (exec_threshold): Add array value for new round.
+       (push_to_next_round_p): New function.
+       (add_unlikely_executed_notes): New function.
+       (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
+       (mark_bb_for_unlikely_executed_section): New function.
+       (add_labels_and_missing_jumps): New function.
+       (add_reg_crossing_jump_notes): New function.
+       (fix_up_fall_thru_edges): New function.
+       (find_jump_block): New function.
+       (fix_crossing_conditional_branches): New function.
+       (fix_crossing_unconditional_branches): New function.
+       (fix_edges_for_rarely_executed_code): New function.
+       (partition_hot_cold_basic_blocks): New function.
+       (find_traces):  Add an extra round for partitioning hot/cold
+       basic blocks.
+       (find_traces_1_round): Add a parameter.  Modify to push all cold blocks,
+       and only cold blocks, into the last (extra) round of collecting traces.
+       (better_edge_p): Add a parameter.  Modify to favor non-crossing edges
+       over crossing edges.
+       (bb_to_key):  Add code to correctly identify cold blocks when
+       doing partitioning.
+       (connect_traces): Modify to connect all the non-cold traces first, then
+       go back and connect up all the cold traces.
+       (reorder_basic_blocks):  Add call to add_unlikely_executed_notes.
+       * cfg.c (entry_exit_blocks): Add initialization for partition field in
+       entry and exit blocks.
+       * cfgbuild.c (make_edges): Update current_function_has_computed_jump
+       if we are doing hot/cold partitioning.
+       * cfgcleanup.c (cfglayout.h): Add new include statement.
+       (try_simplify_condjump): Modify to not attempt on blocks with jumps
+       that cross section boundaries.
+       (try_forward_edges): Likewise.
+       (merge_blocks_move_predecessor_nojumps): Likewise.
+       (merge_blocks_move_successor_nojumps): Likewise.
+       (merge_blocks_move): Likewise.
+       (try_crossjump_to_edge): Modify to not attempt after we have done
+       the block partitioning.
+       (try_crossjump_bb): Modify to not attempt on blocks with jumps that
+       cross section boundaries.
+       (try_optimize_cfg): Likewise.
+       * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
+       jumps that cross section boundaries.
+       * cfglayout.c (flags.h): Add new include statement.
+       (update_unlikely_executed_notes):  New function.
+       (fixup_reorder_chain):  Add code so when a new jumping basic block is
+       added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
+       updated appropriately.
+       (duplicate_insn_chain):  Add code to duplicate the new NOTE insn
+       introduced by this optimization.
+       * cfglayout.h (scan_ahead_for_unlikely_executed_note):  Add new
+       extern function declaration.
+       * cfgrtl.c (can_delete_note_p):  Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
+       list of notes that can be deleted.
+       (create_basic_block_structure):  Add initialization for partition field.
+       (rtl_can_merge_blocks):  Modify to test blocks for jumps that cross
+       section boundaries.
+       (try_redirect_by_replacing_jump):  Modify to not attempt on jumps that
+       cross section boundaries.
+       (commit_one_edge_insertion): Add code so newly created basic block
+       ends up in correct (hot or cold) section.  Modify to disallow
+       insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
+       (rtl_verify_flow_info_1):  Add code to verify that no fall_thru edge
+       crosses section boundaries.
+       (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
+       cross section boundaries.
+       (force_nonfallthru_and_redirect): Modify to make sure new basic block
+       ends up in correct section, with correct notes attached.
+       * common.opt (freorder-blocks-and-partition):  Add new flag for this
+       optimization.
+       * dbxout.c (dbx_function_end):  Add code to make sure scope labels at
+       the end of functions are written into the correct (hot or cold)
+       section.
+       (dbx_source_file): Add code so writing debug file information
+       doesn't incorrectly change sections.
+       * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
+       in partitioning hot/cold basic blocks into separate sections.
+       (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
+       section partitioning.
+       (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
+       conditional branches can span all of memory.
+       (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
+       unconditional branches can span all of memory.
+       * final.c (scan_ahead_for_unlikely_executed_note):  New function.
+       (final_scan_insn):  Add code to check for NOTE instruction indicating
+       whether basic block belongs in hot or cold section, and to make sure
+       the current basic block is being written to the appropriate section.
+       Also added code to ensure that jump table basic blocks end up in the
+       correct section.
+       * flags.h (flag_reorder_blocks_and_partition):  New flag.
+       * ifcvt.c (find_if_case_1):  Modify to not attempt if conversion if
+       one of the branches has a jump that crosses between sections.
+       (find_if_case_2): Likewise.
+       (ifcvt): Modify to not attempt to mark loop exit edges after
+       hot/cold partitioning has occurred.
+       * opts.c (decode_options): Code to handle new flag,
+       flag_reorder_blocks_and_partition; also to turn it off if
+       flag_exceptions is on.
+       (common_handle_option): Code to handle new flag,
+       flag_reorder_blocks_and_partition.
+       * output.h (unlikely_text_section): New extern function declaration.
+       (in_unlikely_text_section): New extern function declaration.
+       * passes.c (rest_of_handle_stack_regs):  Add
+       flag_reorder_blocks_and_partition as an 'or' condition for calling
+       reorder_basic_blocks.
+       (rest_of_handle_reorder_blocks):  Add flag_reorder_blocks_and_partition
+       as an 'or' condition for calling reorder_basic_blocks.
+       (rest_of_compilation):  Add call to partition_hot_cold_basic_blocks.
+       * print-rtl.c (print_rtx): Add code for handling new note,
+       NOTE_INSN_UNLIKELY_EXECUTED_CODE
+       * rtl.c  (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
+       (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
+       cross between section boundaries.
+       * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE):  New note instruction,
+       indicating the basic block containing it belongs in the cold section.
+       (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
+       between hot and cold sections.
+       * toplev.c (flag_reorder_blocks_and_partition):  Add code to
+       initialize this flag, and to tie it to the command-line option
+       freorder-blocks-and-partition.
+       * varasm.c (cfglayout.h):  Add new include statement.
+       (unlikely_section_label_printed):  New global variable, used for
+       determining when to output section name labels for cold sections.
+       (in_section):  Add in_unlikely_executed_text to enum data structure.
+       (text_section):  Modify code to use SECTION_FORMAT_STRING and
+       NORMAL_TEXT_SECTION_NAME macros.
+       (unlikely_text_section):  New function.
+       (in_unlikely_text_section):  New function.
+       (function_section):  Add code to make sure beginning of function is
+       written into correct section (hot or cold).
+       (assemble_start_function):  Add code to make sure stuff is written to
+       the correct section.
+       (assemble_zeros):  Add in_unlikely_text_section as an 'or' condition
+       to an if statement that was checking 'in_text_section'.
+       (assemble_variable):  Add 'in_unlikely_text_section' as an 'or'
+       condition to an if statement that was checking 'in_text_section'.
+       (default_section_type_flags_1):  Add check: if in cold section
+       flags = SECTION_CODE.
+       * config/darwin.c (darwin_asm_named_section):  Modify to use
+       SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
+       * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
+       specifically for the i386.
+       (HAS_LONG_UNCOND_BRANCH):  Defined this macro specifically for the i386.
+       * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
+       text string to something more informative.
+       (NORMAL_TEXT_SECTION_NAME): Add new definition.
+       (SECTION_FORMAT_STRING):  Add new definition.
+       * config/rs6000/rs6000.c (rs6000_assemble_integer):  Add
+       '!in_unlikely_text_section' as an 'and' condition to an if statement
+       that was already checking '!in_text_section'.
+       * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
+       UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
+       sure these are properly defined for linux on ppc.
+       * doc/invoke.texi  (freorder-blocks-and-partition): Add documentation
+       for this new flag.
+       * doc/rtl.texi (REG_CROSSING_JUMP):  Add documentation for new
+       reg_note.
+       * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
+       HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
+       these new macros.
+
+2004-04-08  Roger Sayle  <roger@eyesopen.com>
+
+       * function.c (gen_mem_addressof): When changing the RTX from a REG
+       to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
+
+2004-04-08  Roger Sayle  <roger@eyesopen.com>
+
+       PR target/14888
+       * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
+       truncxfdf2_noop): Provide dummy "fmov" implementations.
+
+2004-04-08  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * gcc.c (default_compilers): Add missing initializers.
+
+       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+       Return 1 if file was successfully mapped.
+
+2004-04-08  Geoffrey Keating  <geoffk@apple.com>
+
+       PR pch/13419
+       PR pch/14137
+       Radar #: 3315288
+       * doc/invoke.texi (Precompiled Headers): Suggest -o
+       to put an output file in a particular place.  Be more detailed
+       about which options affect PCH validity and which options
+       might not work.
+       * c-pch.c (pch_matching): New.
+       (MATCH_SIZE): New.
+       (struct c_pch_validity): New field 'match'.
+       (pch_init): Handle pch_matching.
+       (c_common_valid_pch): Check pch_matching.
+
+       * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
+
+2004-04-08  Mark Mitchell  <mark@codesourcery.com>
+
+       * doc/invoke.texi (Precompiled Headers): Warn about known
+       problems.
+
+2004-04-08  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       PR c++/14808
+       * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
+       to 1 if ASM_OUTPUT_DEF is defined.
+       * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
+       * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
+       Set to non-zero iff not a one_only decl.
+
+2004-04-08  Paul Brook  <paul@codesourcery.com>
+
+       * arm.h (CLASS_LIKELY_SPILLED_P): Define.
+
+2004-04-08  Paul Brook  <paul@codesourcery.com>
+
+       * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
+       PROMOTE_FOR_CALL_ONLY.
+       * config/arm/arm-protos.h (arm_function_value): Declare.
+       * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
+       (TARGET_PROMOTE_PROTOTYPES): Return false.
+       (arm_function_value): New function.
+       * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
+       (FUNCTION_VALUE): Call arm_function_value.
+       * config/cris/cris.h (PROMOTE_MODE): Rename ...
+       (PROMOTE_FUNCTION_MODE): ... to this.
+       (PROMOTE_FOR_CALL_ONLY): Remove.
+       * config/mmix/mmix.h: Likewise.
+       * config/s390/s390.h: Likewise.
+       * config/sparc/sparc.h: Likewise.
+       * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
+       * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
+       (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
+       (PROMOTE_FOR_CALL_ONLY): Remove.
+
+2004-04-08  Joel Sherrill <joel@oarcorp.com>
+
+       PR ada/14538
+       * ada/5rosinte.adb: Remove fake mprotect() body.
+       * ada/5rosinte.ads: Add SA_SIGINFO.
+       * ada/5rtpopsp.adb: Rewrite to use new interface.
+       * ada/init.c: Reorder so the simple single OS conditional __rtems__
+       is tested before more complex ones which mix UNIX and embedded
+       systems in the conditional.
+
+2004-04-08  Joel Sherrill  <joel@oarcorp.com>
+
+       PR ada/14665
+       * ada/osint.adb (Find_Program_Name): Rework to properly handle
+       filenames which end in .exe or have versioning suffixes like VMS.
+
+2004-04-08  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/10129
+       * config/darwin.c (darwin_encode_section_info): When the decl has
+       a DECL_INITIAL, it is only defined also when it is not a common.
+
+2004-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
+       (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
+
+2004-04-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
+       global register variables.
+
+2004-04-07  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
+       rpc_xdr_lvalue_cast_b): New fixes.
+       * fixinc/fixincl.x: Regenerate.
+       * fixinc/tests/base/rpc/xdr.h: Add new tests.
+
+2004-04-07  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
+       to power4 and power5 entries.
+
+2004-04-06  Geoffrey Keating  <geoffk@apple.com>
+
+       * c-common.h (pending_lang_change): Mark for PCH.
+
+2004-04-07  Caroline Tice  <ctice@apple.com>
+
+       * gcc.c (main): Move 'break' in main loops (on an error)
+       to wait until error processing has occurred.
+
+2004-04-06  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * config.gcc: Stop changing enable_threads midstream.
+       Replace uses of enable_threads_flag with enable_threads.
+       * configure.ac: Replace uses of enable_threads_flag with
+       enable_threads.  Improve autoconf quotation in one place.
+       * configure: Regenerate.
+
+2004-04-06  Uros Bizjak  <uros@kss-loka.si>
+
+       * builtins.c: Implement support for sincos function.
+       (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
+       BUILT_IN_COS{,F,L}.
+       (expand_builtin_mathfn_3): New function.
+       (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
+       BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
+       flag_unsafe_math_optimization is set.
+
+       * optabs.h (enum optab_index): Add new OTI_sincos.
+       (sincos_optab): Define corresponding macro.
+
+       * optabs.c (init_optabs): Initialize sincos_optab.
+       (expand_twoval_unop): New function.
+
+       * genopinit.c (optabs): Implement sincos_optab using sincos?f3
+       patterns.
+
+       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
+       and UNSPEC_SINCOS_SIN.
+
+       * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
+       sincosxf3): New patterns to implement sincos, sincosf and sincosl
+       built-ins as inline x87 intrinsics. Define splits for
+       sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
+       cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
+       sincos patterns.
+       (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
+       (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
+
+       (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent
+       x87's fsincos insn.
+
+2004-04-06  Devang Patel  <dpatel@apple.com>
+
+       PR 14467
+       * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
+
+2004-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * doc/install.texi: Update HP-UX 11 installation procedure.
+
+2004-04-06  Paul Brook  <paul@codesourcery.com>
+
+       * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
+
+2004-04-05  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
+       when the TLS address is generated by a function call.
+       * config/sh/sh.md (tls_global_dynamic): Use a call expression.
+       (tls_local_dynamic): Likewise.
+
+2004-04-05  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * tree.c (reconstruct_complex_type): Use TYPE_READONLY
+       and TYPE_VOLATILE.
+
+2004-04-05  Caroline Tice  <ctice@apple.com>
+
+       * gcc.c (combine_flag): New global variable, for new driver option.
+       (struct compiler): Add two new fields, to be used when
+       combining multiple input files in a single pass (IMA).
+       (default_compilers):  Add values for the new fields to all
+       compiler entries. Modify the "@c" compiler entry for doing IMA
+       properly with "-save-temps" and the "combine" flag.
+       (option_map):  Add new driver option, "--combine", to tell driver
+       to pass multiple input files to compiler at one time.
+       (have_o_argbuf_index): New global variable.
+       (store_arg): Modify to assign value to have_o_argbuf_index.
+       (struct infile):  Add three new fields, to help with IMA.
+       (display_help): Add help for new "combine" option.
+       (process_command): Remove local variable have_o; add code to check
+       for new "combine" option; remove assignment to combine_inputs.
+       (do_spec_1):  Modify to deal with IMA better.
+       (main): Make variable 'lang_n_infiles' local to entire function
+       rather than to a single block.  Use flag combine_flag to
+       determine whether to do IMA or not; Modify loop initializing
+       infiles to deal properly with linker files.
+       Add code for doing preprocessing in presence of
+       IMA with "-save-temps" flag.  Modify "main" loop to handle
+       multiple input files, in multiple languages, with or without
+       preprocessing,  gracefully.
+       * toplev.c (set_src_pwd): Modify to not complain if attempting to
+       re-set it to same directory it's previously been set to (avoid
+       irritating, meaningless warning messages when doing IMA with
+       save-temps).
+       * doc/invoke.texi: Add "-combine" to list of Overall Options;
+       remove documentation about IMA that is no longer accurate; Add
+       documentation explaining what "-combine" does.
+       * ada/lang-specs.h: Add initialization values for new fields in
+       "struct compiler".
+       * cp/lang-specs.h: Likewise.
+       * f/lang-specs.h: Likewise.
+       * java/lang-specs.h: Likewise.
+       * objc/lang-specs.h: Likewise.
+       * treelang/lang-specs.h: Likewise.
+
+2004-04-05  David Edelsohn
+
+       * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
+       symbol handling.
+
+2004-04-05  Jakub Jelinek  <jakub@redhat.com>
+           John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR optimization/13424 (hppa), bootstrap/14462, c/14828
+       * pa.md: Use replace_equiv_address to retain the attributes of the
+       memory operands used in the split and peephole2 patterns for optimizing
+       the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
+
+2004-04-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * c-decl.c (build_compound_literal): Use TYPE_READONLY.
+       * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+       * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
+       * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
+       PARM_DECL.
+       * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
+       for a type.
+       * print-tree.c (print_node): Properly handle side-effects, readonly,
+       and constant flags.
+       * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
+       and TREE_CONSTANT if not a type.
+       * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
+       (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
+       (NON_TYPE_CHECK): New macro.
+       (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
+
+2004-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
+       to DWARF2_DEBUG unconditionally.
+       (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
+
+2004-04-04  Ian Lance Taylor  <ian@wasabisystems.com>
+           Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       PR target/14548
+       * config.host: Set the shell variable host_can_use_collect2.
+       Set it to yes by default, and to no for alpha*-dec-*vms*,
+       i[34567]86-*-mingw32*, and powerpc-*-beos*.
+       * configure.ac: Set and substitute the shell variable collect2.
+       Give an error if use_collect2 is yes and host_can_use_collect2 is
+       no.
+       * Makefile.in (COLLECT2): Rename from USE_COLLECT2.  Change all
+       uses.  Initialize to @collect2@.
+       (STAGESTUFF): Remove $(USE_COLLECT2).
+       * config/alpha/x-vms (USE_COLLECT2): Don't set.
+       * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
+       * config/rs6000/t-beos (USE_COLLECT2): Likewise.
+       * config/pa/t-pa64: Remove commented out USE_COLLECT2.
+       * configure: Regenerate.
+
+2004-04-04  Roger Sayle  <roger@eyesopen.com>
+
+       * simplify-rtx.c (simplify_binary_operation): Constant fold
+       DIV, MOD, UDIV and UMOD using div_and_round_double.
+
+2004-04-04  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/14804
+       * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
+       RECORD_TYPEs.
+
+2004-04-04  Mark Mitchell  <mark@codesourcery.com>
+
+       * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
+       documentation.
+
+2004-04-04  Roger Sayle  <roger@eyesopen.com>
+
+       * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
+       updating the REG_EQUAL note on an insn's libcall_insn.
+
+2004-04-04  Roger Sayle  <roger@eyesopen.com>
+
+       * df.h: Tidy up whitespace in the definitions of the DF_ flags.
+
+2004-04-03  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
+       with reorder_operands_p.
+
+2004-04-03  Jan Hubicka  <jh@suse.cz>
+
+       * md.texi (vec_set, vec_extract, vec_init): Document.
+
+2004-04-02  Gabor Loki <loki@inf.u-szeged.hu>
+
+       * opts.c (decode_options): Do function inlining with very small
+       max-inline-insns-* parameters when optimizing for size.
+
+2004-04-02  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * config/i386/i386.h (TARGET_NOCONA): New macro.
+       (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
+       (processor_type): Add PROCESSOR_NOCONA.
+
+       * config/i386/i386.md (cpu): Add nocona to the attribute values.
+
+       * config/i386/i386.c (nocona_cost): New variable.
+       (m_NOCONA): New macro.
+       (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
+       x86_branch_hints, x86_use_sahf, x86_single_stringop,
+       x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
+       x86_integer_DFmode_moves, x86_partial_reg_dependency,
+       x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
+       x86_decompose_lea, x86_arch_always_fancy_math_387,
+       x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
+       x86_ext_80387_constants, x86_four_jump_limit):
+       (override_options): Add nocona_cost to processor_target_table.
+       Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
+       (incdec_operand): Prevent inc/dec generation for Nocona too.
+       (ix86_issue_rate): Add PROCESSOR_NOCONA.
+
+2004-04-01  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * rtlanal.c (find_reg_note): Manually
+       unswitch the loop.
+
+2004-04-01  Mark Mitchell  <mark@codesourcery.com>
+
+       * genemit.c (gen_split): Change prototype of generated code.
+       * genrecog.c (write_action): Adjust prototype for and calls to
+       gen_split_*.
+       * gensupport.c (struct queue_elem): Add split field.
+       (queue_pattern): Return a value.  Clear the split field.
+       (process_rtx): Maintain an association between an insn and the
+       split generated from it for a define_insn_and_split.
+       (process_one_cond_exec): Generate a new split for a
+       define_insn_and_split.
+       * config/arm/arm-protos.h (arm_split_constant): Add insn
+       parameter.
+       (emit_constant_insn): New function.
+       (arm_gen_constant): Use it.
+       * config/arm/arm.md: Adjust calls to arm_split_constant.
+
+2004-04-02  Jan Hubicka  <jh@suse.cz>
+
+       * cgraph.c: Add overall comment.
+       (cgraph_inline_hash): New global variable.
+       (cgraph_create_node): Break out from ...
+       (cgraph_node): ... here.
+       (cgraph_edge): New function.
+       (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
+       (cgraph_remove_edge): Accept edge, intead of source and destination.
+       (cgraph_redirect_edge_callee): New.
+       (cgraph_remove_node): Update all new datastructures.
+       (cgraph_record_call, cgraph_remove_call): Kill.
+       (dump_cgraph_node): Break out from ... ; dump new datastructures.
+       (dump_cgraph): ... here.
+       (cgraph_function_possibly_inlined_p): Use new hashtable.
+       (cgraph_clone_edge, cgraph_clone_node): New.
+       * cgraph.h: Include hashtab.h
+       (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
+       fields, add inlined_to pointer.
+       (cgraph_node): Add pointer to next_clone.
+       (cgraph_remove_edge, cgraph_create_edge): Update prototype.
+       (cgraph_remove_call, cgraph_record_call): Kill.
+       (cgraph_inline_hash): Declare.
+       (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
+       cgraph_redirect_edge_callee): Declare.
+       (cgraph_create_edges, cgraph_inline_p): Update prorotype.
+       (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
+       cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
+       * cgraphunit.c: Add overall comment.
+       (cgraph_optimize_function): Kill.
+       (cgraph_assemble_pending_functions): Do not assemble inline clones.
+       (cgraph_finalize_function): Update call of cgraph_remove_node
+       (record_call_1): Record call sites.
+       (cgraph_create_edges): Accept node instead of decl argument.
+       (error_found): New static variable.
+       (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
+       (cgraph_analyze_function): Update for new datastructures.
+       (cgraph_finalize_compilation_unit): Plug memory leak.
+       (cgraph_optimize_function): Kill.
+       (cgraph_expand_function): Do not use cgraph_optimize_function.
+       (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
+       cgraph_inlined_callees): Kill.
+       (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
+       clones.
+       (estimate_growth): Simplify.
+       (cgraph_clone_inlined_nodes): New function.
+       (cgraph_mark_inline_edge): Re-implement.
+       (cgraph_mark_inline): Likewise.
+       (cgraph_check_inline_limits): Simplify.
+       (cgraph_recursive_inlining_p): New.
+       (update_callee_keys): Break out from ...
+       (cgraph_decide_inlining_of_small_functions): ... here; simplify.
+       (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
+       Likewise.
+       (cgraph_expand_all_functions):  Remove inline clones from the ordered
+       list.
+       (cgraph_preserve_function_body_p): New predicate.
+       (cgraph_optimize): Verify cgraph.
+       * function.h (struct function): Add fields saved_tree/saved_args.
+       * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
+       * toplev.c (rest_of_compilation): Do not free cfun.
+       * tree-inline.c: Include function.h
+       (struct inline_data): Add saving_p field; replace decl/current_decl by
+       node/current_node.
+       (insert_decl_map): New function.
+       (copy_body_r): Handle saving; update cgraph datastructure.
+       (copy_body): Handle recursive inlining.
+       (initialize_inlined_parameters): Likewise.
+       (expand_call_inline): Propagate node attributes; update cgraph.
+       (optimize_inline_calls): Verify that datastructure still match.
+       (save_body): New function.
+       * tree-inline.h (save_body): New.
+       * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
+       * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
+       * langhooks.c (lang_hooks): Add update_decl_after_saving.
+
+2004-04-01  Serge Belyshev  <1319@bot.ru>
+
+       PR target/14702
+       * config/i386/i386.md: fix source operand constraints in
+       mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
+
+2004-04-01  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
+
+       * fold-const.c (folda): Preserve types of comparisons.
+
+2004-04-01  Richard Henderson  <rth@redhat.com>
+
+       * toplev.c (backend_init): Move init_optimization_passes call ...
+       (lang_dependent_init): ... here.
+
+2004-04-01  Alan Modra  <amodra@bigpond.net.au>
+           Jakub Jelinek  <jakub@redhat.com>
+
+       * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
+       -lgcc --as-needed -lgcc_s --no-as-needed by default.
+       * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
+       * configure: Rebuilt.
+       * config.in: Rebuilt.
+       * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
+       (stage2-start, stage3-start, stage4-start): Likewise.
+       (stageprofile-start, stagefeedback-start): Likewise.
+
+2004-04-01  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
+       * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+       * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+       * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+       (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
+       * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
+       with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
+       * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
+       * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
+       * config/sparc/t-linux: Removed.
+
+2004-04-01  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c++/14755
+       * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
+       "bitfld++ == const" to "++bitfld == const + incr" transformations.
+
+2004-04-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
+       * stor-layout.c (layout_decl): Likewise.
+       * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
+       * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
+       * print-tree.c (print_node): Handle various used of unsigned_flag.
+       * tree.def (BIT_FIELD_REF): Update comment.
+       * tree.h (TREE_UNSIGNED): Deleted.
+       (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
+
+2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
+       Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
+       * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
+       * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
+       * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
+       * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
+       * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
+       * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
+       * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
+       * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
+       REAL_TYPE, not INTEGER_TYPE.
+       (layout_type, case VECTOR_TYPE): Simplify code.
+       * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
+       * tree.h: Update comments.
+       (STRIP_NOPS): Use TYPE_UNSIGNED.
+       (TYPE_UNSIGNED): New macro.
+       (TYPE_TRAP_SIGNED): Remove now redundant check.
+       (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
+
+2004-03-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * function.c (put_var_into_stack): Properly set orig_reg for indirect.
+
+2004-03-31  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
+       Add darwin-fpsave.asm, darwin-vecsave.asm,
+       and darwin-world.asm.
+       (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
+       as the asm files contain altivec instructions.
+       * config/rs6000/darwin-fpsave.asm: New file.
+       * config/rs6000/darwin-vecsave.asm: New file.
+       * config/rs6000/darwin-world.asm: New file.
+
+2004-03-31  Zack Weinberg  <zack@codesourcery.com>
+
+       * gengtype-yacc.y (option, stringseq): Add missing
+       terminating semicolon.
+
+2004-03-30  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
+       tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
+       tls_dtprel_ha_32, tls_dtprel_ha_64,
+       tls_dtprel_lo_32, tls_dtprel_lo_64,
+       tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
+       tls_tprel_ha_32, tls_tprel_ha_64,
+       tls_tprel_lo_32, tls_tprel_lo_64,
+       tls_got_tprel_32, tls_got_tprel_64,
+       tls_tls_32, tls_tls_64): Replace register_operand with
+       gpc_reg_operand.
+
+2004-03-30  Mostafa Hagog  <mustafa@il.ibm.com>
+
+       * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
+       *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
+       *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
+       *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
+       *ctrdi_internal6): Replace register_operand with
+       nonimmediate_operand.
+
+2004-03-29  Fariborz Jahanian <fjahanian@apple.com>
+
+       * fold-const.c (fold): Reassociate multiply expression
+       with an adjacent non-multiply expression to use
+       architecture's multiply-add instruction.
+
+2004-03-30  Zack Weinberg  <zack@codesourcery.com>
+
+       * gengtype.c (create_option): New function.
+       * gengtype.h: Prototype it.
+       * gengtype-yacc.y (stringseq): New rule.
+       (option): Use create_option.  Add new bare ID production.  Use
+       stringseq, not STRING directly.
+
+       * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
+       * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
+       * varray.h, config/alpha/alpha.c:
+       Use new shorter form of GTY markers.
+
+       * doc/gty.texi: Rewrite.
+
+2004-03-30  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/darwin.c (machopic_function_base_name):
+       Remove current_name and getting the name of the
+       current function.
+
+2004-03-30  Nick Clifton  <nickc@redhat.com>
+
+       * config/arm/arm.md (thumb_jump): Reduce the backward branch
+       range, and increase the forward branch range, to allow for
+       the fact that the PC will be off by 4.
+
+2004-03-30  Alan Modra  <amodra@bigpond.net.au>
+
+       * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
+
+2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
+
+       * config/rs6000/rs6000.c (output_vec_const_move):
+       Find all cases of EASY_VECTOR_15_ADD_SELF.
+       (easy_vector_constant_add_self): Accept
+       all vector constant loadable by vsplt* and vadd*.
+       (easy_vector_same): Use easy_vector_splat_const.
+       (easy_vector_const): Use easy_vector_splat_const.
+       (easy_vector_splat_const): New function.
+       (gen_easy_vector_constant_add_self): New function.
+
+       * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
+       New prototype.
+
+       * config/rs6000/altivec.md (movv4si splitter): Change to
+       emit move insn with halfed vector constant.
+       (*movv8hi splitter): Likewise.
+       (*movv16qi splitter): Likewise.
+
+2004-03-30  Hartmut Penner  <hpenner@de.ibm.com>
+
+       PR 11591
+       * config/rs6000/rs6000.c (rs6000_legitimate_address):
+       Allow any offset to argument pointer in no-strict case.
+
+2004-03-30  Jan Hubicka  <jh@suse.cz>
+
+       * toplev.c (backend_init): Add missing call to inint_optimization_passes.
+       * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
+       dump file in non-unit-at-a-time mode.
+
+2004-03-29  Hans-Peter Nilsson  <hp@axis.com>
+
+       * config/cris/cris.h: Correct #ifdef to test for
+       HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
+       HAVE_AS_MUL_BUG_ABORT_OPTION.
+
+2004-03-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
+       the address inside the old RTL.
+
+2004-03-28  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
+       (struct c_binding, struct c_scope): Add chain_next
+       attributes to GTY markers.
+       (struct lang_identifier, struct lang_tree_node): Define
+       here...
+       * c-tree.h: ... not here.  No longer need to declare struct
+       c_binding either.  Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
+       * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
+       to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
+
+       PR 14734, 11944
+       * c-decl.c (get_parm_info): If error_mark_node is encountered
+       in the bindings chain, unbind and discard it; don't abort.
+
+2004-03-28  Olga Golovonevsky <olga@il.ibm.com>
+           Dorit Naishlos <dorit@il.ibm.com>
+
+       * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
+       one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
+
+2004-03-28  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
+
+       * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
+       (m68hc11_attribute_table): New attribute "page0" to mark a global
+       variable as being allocated from within page0 section.
+       (m68hc11_encode_label): New function.
+       (m68hc11_strip_name_encoding): New function.
+       (m68hc11_page0_symbol_p): New function.
+       (m68hc11_indirect_p): Accept global variables marked in page0.
+       (m68hc11_encode_section_info): Lookup "page0" attribute.
+
+       * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
+       represents access to page0 variables.
+
+       * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
+       ("*logicalsi3_silshl16_zext"): Likewise.
+       ("*ashldi3_const32"): Likewise.
+       (peephole2 ashift): Likewise.
+
+2004-03-28  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-tree.h (C_DECL_REGISTER): New.
+       * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
+       finish_decl, grokdeclarator, get_parm_info), c-typeck.c
+       (build_array_ref, c_mark_addressable): Set and use it.
+       * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
+       Allow structures with volatile fields to be declared register.
+       Don't check TREE_ADDRESSABLE before warning about taking address
+       of register.
+       * c-decl.c (finish_decl): Don't allow structures with volatile
+       fields to be placed in named register.
+       * doc/trouble.texi: Remove reference to structures with volatile
+       fields in registers.
+
+2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * function.c (thread_prologue_and_epilogue): Move
+       NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
+       before the epilogue.
+
+2004-03-27  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * expr.c (store_constructor): Use gen_int_mode to correctly
+       sign-extend CONST_INT value.
+
+2004-03-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
+       * builtins.def (DEF_C94_BUILTIN): New.  Add wctype builtins.
+       * doc/extend.texi: Likewise.
+
+2004-03-26  Diego Novillo  <dnovillo@redhat.com>
+
+       * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
+         with TYPE_ORIG_SIZE_TYPE.
+
+2004-03-25  Aldy Hernandez  <aldyh@redhat.com>
+
+       PR 14219
+       * c-typeck.c (build_binary_op): Do not allow comparisons of
+       vectors.
+
+2004-03-26  James A. Morrison  <ja2morri@uwaterloo.ca>
+
+       * config.gcc: Remove sparc-tti-*.
+       * config/sparc/pbd.h: Delete.
+
+       * config/sparc/sol2.h: Remove note about Sun OS 4.x.
+       * config/sparc/aout.h: Likewise.
+
+       * config/sparc/sparc.h: Remove if 0'd code.
+       * config/sparc/sparc.md (call): Remove if 0'd code.
+       (call_value): Likewise.
+       (nonlocal_goto): Likewise.
+       (unimp_insn): Delete.
+
+2004-03-25  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
+       BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
+
+2004-03-25  Richard Henderson  <rth@redhat.com>
+
+       PR 11527
+       * c-typeck.c (pop_init_level): Emit pending init elements earlier
+       rather than later.
+
+2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_builtin): Fix error in last change.
+
+2004-03-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h: Formatting fix.
+
+2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.def: Add ctype builtins.
+       * doc/extend.texi: Likewise.
+
+2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (fold_builtin): Add new builtin optimizations for
+       sqrt and/or cbrt.
+       * fold-const.c (fold): Likewise.
+
+2004-03-25  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
+       (rs6000_sched_groups): New variable.
+       (processor_target_table): Add power5.
+       (rs6000_override_options): Set rs6000_sched_insert_nops,
+       rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
+       from rs6000_sched_groups.
+       (output_cbranch): Use rs6000_always_hint.
+       (rs6000_variable_issue): Use rs6000_sched_groups.
+       (rs6000_adjust_cost): Add CPU_POWER5.
+       (is_microcoded_insn): Use rs6000_sched_groups.
+       (is_dispatch_slot_restricted): Use rs6000_sched_groups.
+       Return 2 for POWER5 cracked instructions.
+       (is_cracked_insn): Use rs6000_sched_groups.
+       (is_branch_slot_insn): Use rs6000_sched_groups.
+       (rs6000_issue_rate): Add CPU_POWER5.
+       (rs6000_sched_finish): Use rs6000_sched_groups.
+       (rs6000_rtx_costs): Add PROCESSOR_POWER5.
+       * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
+       (DEFAULT_SCHED_COSTLY_DEP): Delete.
+       (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
+       (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
+       * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
+       * config/rs6000/power5.md: New file.
+       * doc/invoke.texi: Add power5 option.
+
+2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
+       config/arm/arm.c, objc/objc-act.c: Fix comment typos.
+       * doc/invoke.texi: Fix a typo.
+
+2004-03-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR optimization/9707.
+       * stmt.c (emit_case_nodes): Emit equality comparisons instead
+       of recursing if both children are single-valued cases with no
+       children.
+
+2004-03-25  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (vfp_print_multi): Remove.
+       (arm_output_fldmx): New function.
+       (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
+       (arm_expand_prologue): Update to match.
+       (arm_get_vfp_saved_size): New Function.
+       (arm_get_frame_offsets): Use it.
+       (arm_output_epilogue): Use new functions.
+
+2004-03-24  Richard Henderson  <rth@redhat.com>
+
+       * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
+       (reg_known_value, reg_known_value_size): Likewise; make static.
+       (reg_known_equiv_p): Make static.
+       (clear_reg_alias_info): Update for new indexing.
+       (get_reg_known_value, set_reg_known_value): New.
+       (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
+       (canon_rtx): Use them.
+       (init_alias_analysis): Likewise.  Allocate reg_known_value with gc.
+       Don't play queer offsetting games with reg_known_value and
+       reg_known_equiv_p.
+       (end_alias_analysis): Free reg_known_value with gc.
+       * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
+       * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
+       (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
+       functions instead.
+
+2004-03-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
+       config/i386/mmintrin.h: Update copyright.
+
+2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Add --enable-werror-always (for top level bootstrap
+       support).
+       * configure: Regenerate.
+
+2004-03-24  Ziemowit Laski  <zlaski@apple.com>
+
+       * objc/objc-act.c (objc_comptypes): Treat comparisons
+       between 'Class' and '<class> *' as explicitly invalid.
+
+2004-03-24  David Edelsohn  <edelsohn@gnu.org>
+
+       * doc/invoke.texi (-frename-registers): Add enabled at -O3.
+       (-fprofile-values): Add enabled with profile-{generate,use}.
+       (-fvpt): Same.
+       (-ftracer): Add enabled with profile-use.
+       (-funit-at-a-time): Add enabled at -O2,-O3.
+       (-funroll-loops): Add enabled with profile-use.
+       (-funswitch-loops): Add enabled with profile-use.  Remove duplicates.
+       (max-gcse-passes): Mention default.
+       (max-cse-path-length): Mention default.
+
+2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * Makefile.in (STRICT2_WARN): Reorder.
+       * configure.ac: Check for -Wold-style-definition, and use it
+       in strict1_warn if it's available.
+       * configure: Regnerate.
+
+2004-03-24  Paul Brook  <paul@nowt.org>
+
+       * config.gcc <arm>: Add --with-abi=
+       * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
+       thumb_far_jump_used): Remove prototypes.
+       (arm_needs_doubleword_align): Add prototype.
+       (thumb_compute_initial_elimination_offset): Ditto.
+       * config/arm/arm.c (arm_get_frame_offsets): New function.
+       (use_return_insn, output_return_instruction, arm_output_epilogue,
+       arm_output_function_epilogue, arm_compute_initial_elimination_offset,
+       arm_expand_prologue, thumb_expand_epilogue): Use it.
+       (arm_abi, target_abi_name, all_arm_abis): New variables.
+       (arm_override_options): Set them.  Set structure padding for AAPCS.
+       (arm_return_in_memory): Update ABI check.
+       (arm_init_cumulative_args): Initialize can_split.
+       (arm_needs_doubleword_align): New function.
+       (arm_function_arg): Don't split args after pushing to stack. Handle
+       doubleword/even reg alignment.
+       (arm_va_arg): Handle all doubleword aligned args.
+       (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
+       on ABI, not CPU.
+       (arm_compute_save_reg0_reg12_mask): Fix comment.
+       (thumb_get_frame_size, thumb_get_frame_size): Remove.
+       (thumb_jump_far_used_p): Remove superfluous argument.  Return save
+       value for alignment.
+       (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
+       to match.
+       (thumb_compute_initial_elimination_offset): New function.
+       (thumb_expand_prologue): Use arm_get_frame_offsets.  Remove
+       unneccessary rounding.
+       * config/arm/arm.h (target_abi_name): Declare.
+       (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
+       arm_abi_type, ARM_DEFAULT_ABI): Define.
+       (ARM_FLAG_ATPCS): Remove.
+       (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
+       (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
+       (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
+       TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
+       (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
+       Contitionalize on ABI, not CPU.
+       (struct arm_stack_offsets): Define.
+       (struct machine_function): Add stack_offsets.  Remove frame_size.
+       (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
+       pushed.
+       (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
+       doubleword alignment.
+       (THUMB_INITIAL_ELIMINATION_OFFSET,
+       ARM_INITIAL_ELIMINATION_OFFSET): Remove.
+       (INITIAL_ELIMINATION_OFFSET): Call functions directly.
+       * config/arm/arm.md (align_8): Enable for all targets.
+       * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
+       (ARM_DEFAULT_ABI): Define.
+       * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
+       -mstructure-size-boundary.
+
+2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Check for -Wno-variadic-macros; don't use
+       -pedantic (in stage 1 or a simple 'make all') unless it's available,
+       and if it's available, use it.  Also, clean up check for
+       -Wno-long-long.
+       * configure: Regenerate.
+
+2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
+       * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
+       (MULTILIB_DEFAULTS): Use it.
+       (MIPS_CPU_STRING_DEFAULT): Remove.
+       (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
+       (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120.  Make
+       EABI64 -mlong32 the default ABI.  Enforce the default architecture.
+       * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
+       march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
+       (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
+       (MULTILIB_EXCEPTIONS): Change choice of multilibs.  Update comments
+       accordingly.
+
+2004-03-24  DJ Delorie  <dj@redhat.com>
+           Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
+       (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
+       (ASM_SPEC): Pass down -mfix-vr4122-bugs.
+       * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
+       in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
+       (mips_init_libfuncs): Use special functions for divsi3 and modsi3
+       if TARGET_FIX_VR4122.
+       * config/mips/mips.md (define_attr length): Account for nops inserted
+       after macc and dmult when using -mfix-vr4122-bugs.
+       (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
+       * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
+       LIB2FUNCS_EXTRA.  Add config/mips/vr4122-div.S.
+       * config/mips/vr4122-div.S: New file.
+       * doc/invoke.texi: Document -mfix-vr4122-bugs.
+
+2004-03-24  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
+       (TARGET_MIPS4130): New macro.
+       (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
+       * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
+       (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
+       with PROCESSOR_R4130.
+       * config/mips/mips.md (define_attr cpu): Add r4130.
+       * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
+
+2004-03-24  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
+           Richard Sandiford  <rsandifo@redhat.com>
+
+       * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
+
+2004-03-24  Alexandre Oliva  <aoliva@redhat.com>
+
+       PR preprocessor/14438
+       * cpplib.c (do_pragma): Remove line_change call after pragma
+       handler.
+
+2004-03-23  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * doc/extend.texi (ARM Built-in Functions): Replace with correct
+       declarations.
+
+2004-03-23  Roger Sayle  <roger@eyesopen.com>
+
+       * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
+       if flag_unsafe_math_optimizations.
+       * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
+       and TARGET_80387 expand using truncdfsf2_noop pattern.
+       (truncxfsf2): Likewise using truncxfsf2_noop.
+       (truncxfdf2): Likewise using truncxfdf2_noop.
+       (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
+
+2004-03-23  Ziemowit Laski  <zlaski@apple.com>
+
+       * hooks.c (hook_constcharptr_tree_null): New hook.
+       * hooks.h (hook_constcharptr_tree_null): New prototype.
+       * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
+       * target.h (mangle_fundamental_type): New target hook.
+       * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
+       target hook at rs6000_mangle_fundamental_type.
+       (rs6000_mangle_fundamental_type): New function.
+       * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
+
+2004-03-23  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 12267, 12391, 12560, 13129, 14114, 14133
+       * c-tree.h: Forward declare struct c_binding.  Declare
+       c_override_bindings_to_false.  Update prototypes.
+       (struct lang_identifier): Update comments.  Change fields to be
+       struct c_binding *.
+       (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
+       (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
+       (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
+       (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
+       * c-common.h: Update prototypes.
+       * c-decl.c (struct c_scope): Update commentary.  Remove names,
+       names_last, parms, parms_last, tags, and shadowed fields.  Add
+       bindings and depth fields.
+       (scope_freelist): Move to more appropriate location.
+       (c_print_identifier): Update for changes to struct lang_identifier.
+       (objc_mark_locals_volatile): Update for new bindings structures.
+       (global_bindings_p): Honor c_override_global_bindings_to_false.
+       (pushlevel): Rename to push_scope; take no arguments; use the
+       scope_freelist; initialize scope->depth and check for overflow.
+       (poplevel): Rename to pop_scope; totally rewritten for new bindings
+       structures.
+       (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
+       C_DECL_INVISIBLE, for certain decisions.  Adjust some diagnostics.
+       Improve some commentary.  Adjust handling of forward parm decls.
+       (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
+       Preserve C_DECL_IN_EXTERNAL_SCOPE.
+       (warn_if_shadowing): Correct indentation.  Improve diagnostics.
+       (pushdecl): Remove unnecessary assertion.  Short-circuit anonymous
+       decls.  Rewrite for new bindings structures.  Improve commentary.
+       Eliminate the copy_node call.
+       (implicit_decl_warning): Use the "diag" idiom (as seen in
+       locate_old_decl) to reduce code duplication; call locate_old_decl
+       if appropriate.  Relocate to remove need for forward declaration.
+       (implicitly_declare): Adjust for new bindings structures.  Kludge
+       around Objective-C not-really-builtin functions.
+       (undeclared_variable): Improve diagnostics.  If current_function_decl
+       is nonnull but current_function_scope is null, use current_scope.
+       Use bind.
+       (lookup_tag): Adjust for new bindings structures.  Kludge around
+       Objective-C's tag declarations that wind up in the external scope.
+       (lookup_name): Adjust for new bindings structures.  Kludge around
+       c-common.c's pseudo-typedefs that wind up in the external scope.
+       (lookup_name_current_level): Rename lookup_name_in_scope; take a
+       second argument indicating the scope to examine; rewrite for
+       new bindings structures.
+       (c_init_decl_processing): Adjust for renamed functions.  Do not
+       initialize current_file_decl, first_builtin_decl, last_builtin_decl.
+       First scope pushed is the external scope, not the global scope.
+       (builtin_function): Use bind, not pushdecl.  Adjust other bits
+       for new data structures.  Keep track of builtins that should be
+       made visible automatically.
+       (start_decl): Adjust diagnostics.  Remove unnecessary call to
+       expand_decl.
+       (grokparms): Return 0 if arg_types is error_mark_node.
+       (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
+       reversed sense.  Rewrite for new bindings structures.  Do not
+       leave any decls in the scope, to prevent pop_scope from doing
+       contradictory things with them.
+       (finish_struct, finish_enum): Remove redundant diagnostics.
+       (build_enumerator): Don't cascade diagnostics for error_mark_node.
+       Mark location where -pedantic changes the meaning of the program.
+       (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
+       parameter decls into the function's scope structure using bind.
+       Warn here about function definitions in the wrong style.
+       Adjust diagnostics.
+       (store_parm_decls): Correct the determination of whether a
+       function was defined with a prototype.
+       (c_write_global_declarations): Operate on all file decls and on
+       the external scope.  Split body of the loop to...
+       (c_write_global_declarations_1): ... this new function, to avoid
+       code duplication.
+       (truly_local_externals, first_builtin_decl, last_builtin_decl)
+       (make_scope, pop_scope, in_parm_level_p, set_block)
+       (any_external_decl, record_external_decl, bind_label, getdecls)
+       (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
+       (c_reset_state): Delete.
+       (visible_builtins, c_override_global_bindings_to_false)
+       (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
+       (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
+       (external_scope, binding_freelist, bind, free_binding_and_advance)
+       (push_file_scope, pop_file_scope): New.
+       (pushtag, pushdecl_top_level, lookup_label, declare_label)
+       (define_label, c_make_fname_decl, finish_decl)
+       (mark_forward_parm_decls, build_compound_literal)
+       (grokdeclarator, start_function, check_for_loop_decls)
+       (identifier_global_value, record_builtin_type): Minor adjustments
+       for new bindings structures.  Improve diagnostics and commentary.
+       * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
+       pushlevel/poplevel respectively.
+       (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
+       * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
+       Warn about YYDEBUG not being defined only if -dy.  Remove no-longer-
+       correct loop over multiple translation units; call fatal_error if
+       requested to compile more than one file at once.  (This disables
+       IMA temporarily - an up-front error being preferable to a crash.)
+       * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
+       (all actions): Adjust calls to pushlevel/poplevel.
+       (parsing_iso_function_signature): Delete.
+       (extdef_1): Fold into extdef.
+       (old_style_parm_decls_1): Fold into old_style_parm_decls.  Don't
+       warn here about function definitions in the wrong style.
+       (after_tyle_declarator, parm_declarator_starttypename)
+       (parm_declarator_nostarttypename, notype_declarator): Remove
+       commented-out productions.
+       (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
+       an empty TREE_LIST node.  Adjust calls to get_parm_info.
+       (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
+       to suppress -Wold-style-definition after this error.
+       (c_parse_file): Don't clear the binding stack or call
+       finish_fname_decls here.  Correct comment.
+       * c-typeck.c (same_translation_unit_p): Export.
+       (common_type): Use c_override_global_bindings_to_false, not
+       pushlevel/poplevel/declare_parm_level.
+       * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
+       LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
+       and LANG_HOOKS_GETDECLS with do-nothing stubs.
+       * objc/objc-lang.c: Likewise.
+       * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
+       get_parm_info.
+       (OBJC_VOID_AT_END): Delete; replace all uses
+       with void_list_node.
+       (generate_forward_declaration_to_string_table): Delete.
+       * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
+
+       * coverage.c (create_coverage): Don't pushdecl anything.
+       * langhooks.c (lhd_clear_binding_stack): Call
+       lang_hooks.decls.poplevel, not poplevel.
+       * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
+       circular list rather than going into an infinite loop.
+
+2004-03-23  Olivier Hainque  <hainque@act-europe.fr>
+
+       * optabs.c (expand_binop): When synthesizing double word rotates
+       from single word shifts, use a new register target if the provided
+       target is not a REG already.
+
+2004-03-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
+       * c-common.c (handle_mode_attribute): Add extra arg to
+       build_pointer_type_for_mode and build_reference_type_for_mode.
+       * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
+       for INTEGER_CST.
+       * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
+       Chain pointers via TYPE_NEXT_PTR_TO.
+       (build_reference_type_for_mode): Similarly.
+       (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
+       and build_reference_type_for_mode.
+       (tree_check4_failed): New function.
+       * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
+       (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
+       (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
+       Add check.
+
+2004-03-23  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
+       A is nonnegative or B is nonnegative.  Similarly A|B is nonnegative
+       when both A and B are nonnegative.
+       (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
+       nonzero.
+
+2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
+       VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
+
+2004-03-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR optimization/14669
+       * fold-const.c (fold): Only unwiden integer comparisons for equality
+       and inequality operators, or when the signedness doesn't change.
+
+2004-03-23  Jakub Jelinek  <jakub@redhat.com>
+
+       * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
+       * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
+       * config/sparc/t-linux: New file.
+
+2004-03-23  Richard Sandiford  <rsandifo@redhat.com>
+
+       * gcse.c (can_assign_to_reg_p): New function, split out from...
+       (want_to_gcse_p): ...here.
+       (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
+       the rhs of a store.
+
+2004-03-22  Diego Novillo  <dnovillo@redhat.com>
+
+       * c-typeck.c (same_translation_unit_p): Fix pasto.
+
+2004-03-22  David Edelsohn  <edelsohn@gnu.org>
+
+       * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
+       (PARAM_MAX_SCHED_REGION_INSNS): New.
+       * sched-rgn.c: Include params.h
+       (MAX_RGN_BLOCKS): Delete.
+       (MAX_RGN_INSNS): Delete.
+       (too_large): Return bool.  Convert to PARAM_VALUE.
+       * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
+       * doc/invoke.texi (param): Document max-sched-region-blocks and
+       max-sched-region-insns.
+
+2004-03-22  Joel Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
+       for base types.
+
+2004-03-22  Joel Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
+       change.
+
+2004-03-22  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c/14069
+       * c-decl.c (finish_struct): Change type of incorrect flexible array
+       field into error_mark_node.
+
+2004-03-22  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/14580
+       * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
+       who are not local for Darwin PIC.
+
+2004-03-22  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * regrename.c (regrename_optimize): Set regs_ever_live for all
+       registers introduced as replacement.
+
+2004-03-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR middle-end/14470
+       * expr.c (mark_queue): New function.
+       (emit_insns_enqueued_after_mark): New function replacing
+       emit_queue.  Clear the body of emitted queued insns.
+       (emit_queue): Call emit_insns_enqueued_after_mark.
+       (store_expr): Mark the increment queue on entry.  Emit
+       only the incrementations queued when expanding the source.
+
+2004-03-22  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Allow --disable-coverage-flags (for the future benefit
+       of top level bootstrap, and consistency).  Reindent.
+       * configure: Regenerate.
+
+2004-03-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
+       ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
+       unnecessary casts.
+
+2004-03-22  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       PR target/14291
+       * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
+       __MINGW32__.
+
+2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
+       to nonimmediate_operand.
+       ("*doloop_di"): Likewise.
+
+2004-03-21  Alexandre Oliva  <aoliva@redhat.com>
+
+       * real.h (struct real_value): Use the same type for all
+       bitfields.  Rename exp to uexp.
+       (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
+       Adjust all uses of exp...
+       * builtins.c: ... here, ...
+       * emit-rtl.c: ... here, and ...
+       * real.c: ... and here.
+
+2004-03-21  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+
+       * pretty-print.c (pp_base_maybe_space): New function.
+       * pretty-print.h (pp_base_maybe_space): Declare.
+       (pp_maybe_space): New macro.
+
+2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
+
+2004-03-21  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
+       of using register multiplication cost.
+       (expand_mult): Adapt choose_mult_variant call.
+       (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
+       of MODE; pass appropriate cost bound.  Adjust result when
+       performing signed multiplication by a negative constant.
+       Don't use intermediate modes larger than word_mode.
+
+2004-03-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
+       * emit-rtl.c (component_ref_for_mem_expr): Likewise.
+       (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
+       * explow.c (expr_size): Likewise.
+       * expr.h (placeholder_list, find_placeholder): Deleted.
+       * expr.c (store_constructor): Likewise.
+       (get_inner_reference): Likewise.  Also don't call find_placeholder.
+       (placeholder_list, find_placeholder): Deleted.
+       (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
+       (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
+       (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
+       * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
+       * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
+       Likewise.
+       * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
+       (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
+       * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
+       (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
+       Clean up by using first_rtl_op.
+       (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
+       (substitute_placeholder_in_expr): New function.
+       * tree.def (WITH_RECORD_EXPR): Deleted.
+       * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
+       (substitute_placeholder_in_expr): New.
+
+2004-03-21  Andrew Pinski  <pinskia@gcc.gnu.org>
+
+       * dojump.c (prefer_and_bit_test): Fix which part of
+       the and_test is replaced.
+
+2004-03-21  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * frontends.texi: Add missing line.
+
+2004-03-21  Zack Weinberg  <zack@codesourcery.com>
+           Chris Devers  <cdevers@pobox.com>
+           Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/frontends.texi: Rewrite.
+       * doc/gcc.texi: Update last modification date.
+
+2004-03-21  Josef Zlomek  <zlomekj@suse.cz>
+
+       * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
+       message before redirecting the edge.
+
+2004-03-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
+       flag.
+       * explow.c (force_not_mem): Set REG_POINTER flag according to
+       MEM_POINTER one.
+       * rtl.h (MEM_POINTER): New macro.
+       (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
+       for MEM_POINTER.
+
+2004-03-20  Roger Sayle  <roger@eyesopen.com>
+
+       PR target/13889
+       * cse.c (fold_rtx): Avoid substituting constants into unary
+       conversion operations.
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold): Replace "expr" with "t".
+
+2004-03-20  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       PR c/12373
+       * c-typeck.c (tagged_types_tu_compatible_p): Don't use
+       DECL_ORIGINAL_TYPE if there isn't one.
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold): Replace "final_type" with "type".
+       Remove variable "final_type".
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold): Constify "type".
+       Replace "TREE_TYPE (t)" with "type".
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
+       dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
+       via (*targetm.foo) () with targetm.foo ().
+
+2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR other/14630
+       * doc/install.texi: Add info directory category and entry.
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold): Replace "t" with "tem" where it is used
+       as a temporary variable.  Remove "orig_t" and all of its uses.
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold): Remove variable "invert".
+       Move the handling of relational expressions that can be folded
+       to a constant ...
+       (fold_relational_const): ... here.
+       (tree_expr_nonzero_p): New.
+
+2004-03-20  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/14635
+       * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
+       DEF_GCC_BUILTIN.
+
+2004-03-20  Richard Sandiford  <rsandifo@redhat.com>
+
+       * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
+       (GTFILES): Add $(srcdir)/dojump.h.
+       (gt-dojump.h): New dependency.
+       * dojump.c (and_reg, and_test, shift_test): New static variables.
+       (prefer_and_bit_test): New function.
+       (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
+
+2004-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
+       expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
+       reorg.c, tree.h: Fix comment typos.
+
+2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
+       c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
+       cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
+       haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
+       sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
+       vmsdbgout.c: Replace calls via (*targetm.foo) () with
+       targetm.foo ().
+
+2004-03-19  Ziemowit Laski  <zlaski@apple.com>
+
+       * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
+       vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
+       always_inline attribute.
+       * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
+       Treat expansion as completed even if literal argument is
+       invalid (so that other expansions are not tried in vain).
+
+2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * loop-doloop.c (add_test): Replace GEN_INT (0) with
+       const0_rtx.
+
+2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
+       ...
+       (fold_abs_const): ... here.
+
+2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
+
+2004-03-19  Denis Chertykov  <denisc@overta.ru>
+
+       PR target/11520
+       * config/avr/avr.md ("call_insn"): Handle explicit integer
+       specially.
+       (call_value_insn): Likewise.
+
+2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
+
+2004-03-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * fold-const.c (negate_expr): Move the handling of constants
+       ...
+       (fold_negate_const): ... here.
+
+2004-03-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
+       * langhooks.h (struct lang_hooks_for_types): New field hash_types.
+       * tree.c (debug_no_type_hash): Deleted.
+       (type_hash_canon): Abort if passed a variant.
+       Check lang_hooks.types.hash_types.
+       (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
+       (build_array_type): Remove unnecessary allocation of pointer type.
+       (build_complex_type): Properly qualify resulting type.
+
+2004-03-19  Paolo Bonzini  <bonzini@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
+
+2004-03-19  Richard Sandiford  <rsandifo@redhat.com>
+
+       * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
+       (expand_mult): ...here.
+       (extract_high_half): New, split out from expand_mult_highpart.
+       (expand_highpart_optab): Likewise.  Don't clobber target prematurely.
+       (expand_highpart): Evaluate the cost of a shift/add sequence,
+       then see if any of the specialized optabs are cheaper.
+
+2004-03-18  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
+
+2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * convert.c (convert_to_real): Add more math builtins.
+
+2004-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * convert.c (convert_to_real): Reformat using switch stmt.
+
+2004-03-18  Mark Mitchell  <mark@codesourcery.com>
+
+       * c-common.c (pointer_int_sum): Do not complain about using
+       pointers to pointers-to-members.
+
+2004-03-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
+       have moved to the target hooks structure".
+
+2004-03-18  James E Wilson  <wilson@specifixinc.com>
+
+       * config/mips/mips.md (type): Split move into arith and fmove.  Split
+       hilo into mthilo and mfhilo.  Add trap.  Delete icmp.  Fix all uses.
+       * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
+       Likewise.
+       * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
+       Likewise.
+       * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
+       rm7_fp_quick): Likewise.
+       * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
+       rm9k_fquick): Likewise.
+       * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
+       Likewise.
+       (ir_sr70_icmp): Delete.
+
+2004-03-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
+       (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
+       (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
+       (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
+       (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
+       Protect with proper check.
+       (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
+       (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
+       * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
+       (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
+       * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
+       * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
+       not TYPE_FIELDS.
+       * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
+
+2004-03-18  Mostafa Hagog  <mustafa@il.ibm.com>
+
+       * gcse.c (eliminate_partially_redundant_loads): Reject change if
+       dest is set between beginning and current insn.
+
+2004-03-18  Mark Mitchell  <mark@codesourcery.com>
+
+       * c-decl.c (grokdeclarator): Do not complain about redeclaring
+       visible "static" identifiers "extern" in a local scope.
+       * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
+       post-increments/decrements.
+
+2004-03-18  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (current_function_arg_words): Delete.
+       (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
+       (xtensa_va_start): Remove assignment to current_function_arg_words.
+
+2004-03-18  Richard Sandiford  <rsandifo@redhat.com>
+
+       * alias.c (record_set): Detect the case where a register is assigned
+       a new value that has the same base term as the old one.
+
+2004-03-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * doloop.c: Removed.
+       * loop-doloop.c: New file.
+       * Makefile.in (doloop.o): Remove.
+       (loop-doloop.o): New.
+       * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
+       * cfgloopanal.c (get_loop_level): New function.
+       * loop-iv.c (iv_number_of_iterations): Handle case when loop
+       is leaved immediatelly.
+       * loop.c (strength_reduce): Do not call doloop optimization.
+       * loop.h (LOOP_BCT): Removed.
+       * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
+       (rest_of_handle_loop2): Call doloop_optimize_loops.
+       (rest_of_compilation): Test for optimizations moved to
+       rest_of_handle_loop2.
+
+2004-03-17  Fariborz Jahanian <fjahanian@apple.com>
+
+       * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
+       for mixed mode.
+       (rs6000_emit_prologue): Ditto.
+       (rs6000_emit_epilogue): Ditto.
+       * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
+       macro for mixed mode.
+
+2004-03-18  Jan Hubicka  <jh@suse.cz>
+
+       * predict.c (propagate_freq): Compute correctly frequency of
+       EXIT_BLOCK.
+
+2004-03-17  Eric Christopher  <echristo@redhat.com>
+
+       * builtins.c (apply_args_size): Use reg_raw_mode.
+       (apply_result_size): Ditto.
+
+2004-03-17  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+       PR target/14620
+       * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
+
+2004-03-17  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
+       32-bit builds when defaulting to 32-bit.
+
+2004-03-17  Jan Hubicka  <jh@suse.cz>
+
+       * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
+       array.
+
+2004-03-17  James E Wilson  <wilson@specifixinc.com>
+
+       * config/mips/mips.md (zero_extendsidi2): Add length attribute.
+       (hazard_nop): Change type to nop.
+       (type): Split arith into arith, shift, slt, clz.  Delete darith.
+       Fix all uses.  Change arith to multi if more than one insn emitted.
+       * config/mips/5400.md (ir_vr54_arith): Likewise.
+       * config/mips/5500.md (ir_vr55_arith): Likewise.
+       * config/mips/7000.md (rm7_int_other): Likewise.
+       * config/mips/9000.md (rm9k_int): Likewise.
+       * config/mips/sr71k.md (ir_sr70_arith): Likewise.
+
+2004-03-17  Joel Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (subrange_type_die): Define new variable "subtype"
+       to hold the subtype tree instead of recomputing it several times.
+
+2004-03-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mn10300/mn10300.c (notice_update_cc): Don't handle
+       CC_INVERT.
+       * config/mn10300/mn10300.md (cc): Remove "invert".
+
+2004-03-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (integer_valued_real_p): Add builtin rint.
+       (fold_builtin): Likewise.
+       * convert.c (convert_to_real): Likewise.
+
+       * convert.c (convert_to_real): Fix typos in `long double'
+       builtins.
+
+2004-03-16  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/14481
+       * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
+       generated COMPOUND_EXPRs.
+
+2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+       * config/h8300/t-rtems (h8300-*-rtems*): New.
+
+2004-03-16  Eric Christopher  <echristo@redhat.com>
+
+       * doc/cppopts.texi(fwide-exec-charset): Fix typo.
+
+2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i386/i386-protos.h: Add a prototype for
+       ix86_reverse_condition.
+       * config/i386/i386.c (ix86_reverse_condition): New.
+       * config/i386/i386.h (REVERSE_CONDITION): Use
+       ix86_reverse_condition.
+       * config/i386/i386.md: Use ix86_reverse_condition instead of
+       REVERSE_CONDITION.
+
+2004-03-16  J. Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
+
+2004-03-16  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       PR bootstrap/12974
+       * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
+
+2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
+
+       * c-common.c (c_common_type_for_mode): Build vector types on
+       demand.
+       (handle_mode_attribute): Deprecate using the mode attribute
+       to create vector types.  Fix indentation.
+       (vector_type_node_list): Remove.
+       (handle_vector_size_attribute): Create vector types on demand.
+       Strip a NON_LVALUE_EXPR from the attribute if there is one.
+       * c-typeck.c (comptypes): Make vector types compatible if they
+       have the same underlying mode.
+       (convert_for_assignment): Use comptypes to convert between
+       vector types.
+       * tree.c (build_common_tree_nodes_2): Do not create vector types.
+       * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
+       vector types.
+       * tree.h: Remove vector types.
+       * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
+       * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
+       (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
+       V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
+       * doc/extend.texi (Vector Types): Document how to use the
+       vector_size attribute to create vectors, rather than mode.
+
+       * config/arm/mmintrin.h: Use vector_size attribute, not mode.
+       * config/i386/emmintrin.h: Likewise.
+       * config/i386/mmintrin.h: Likewise.
+       * config/i386/xmmintrin.h: Likewise.
+       * config/sh/ushmedia.h: Likewise.
+
+2004-03-16  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/freebsd-spec.h, config/arc/arc-protos.h,
+       config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
+       config/arm/linux-gas.h, config/arm/semi.h,
+       config/cris/cris-protos.h, config/i386/xm-djgpp.h,
+       config/ia64/freebsd.h, config/mips/7000.md,
+       config/mips/9000.md, config/ns32k/ns32k-protos.h,
+       config/sparc/pbd.h: Update copyright.
+
+2004-03-16  Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+       PR target/14577
+       * config.gcc: Switch sh-*-rtems* to ELF.  Add sh-*-rtemscoff.
+
+2004-03-16  Paolo Bonzini  <bonzini@gnu.org>
+
+       * combine.c (combine_simplify_rtx): Remove the "last"
+       parameter and its documentation.  Adjust recursive calls.
+       (simplify_logical): Always perform the only simplification
+       controlled by "last", if the simplified expression is
+       actually different.
+       (try_combine): Do not pass the "last" parameter to
+       combine_simplify_rtx.
+
+2004-03-16  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/14599
+       * config/mips/mips.md (UNSPEC_GP): New constant.
+       * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
+       an UNSPEC instead of (reg $gp).
+       (mips16_gp_pseudo_reg): Change accordingly.
+       (print_operand): Print $gp directly when handling CONST_GP_P.
+
+2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
+
+       * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
+       * longlong.h: Make code 68060 clean when compiling for m68060.
+
+2004-03-16  Richard Zidlicky  <rz@linux-m68k.org>
+
+       * config/m68k/m68k.md: Fix constraints for bitfield instructions.
+       * doc/md.texi: Clarify description of "i" constraint.
+
+2004-03-15  James E Wilson  <wilson@specifixinc.com>
+
+       * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
+       Split store into store, fpstore, fpidxstore.  Fix all uses.
+       * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
+       Likewise.
+       * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
+       * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
+       * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
+       * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
+       ir_sr70_fstore): Likewise.
+
+2004-03-15  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/14535
+       * except.c (collect_one_action_chain): Record action for cleanup
+       outer of exception spec.
+
+2004-03-15  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+       Fix the check for abort and only do the mmap if we can.
+
+2004-03-15  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * config/sparc/sparc.h: Rework comments about the code model
+       in 64-bit environment and the mode 'Pmode'.
+       * doc/invoke.texi (SPARC options): Rework description of the
+       different code models supported in 64-bit environment.
+
+2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * defaults.h (REVERSIBLE_CC_MODE): Define.
+       * jump.c (reversed_comparison_code_parts): Don't check if
+       REVERSIBLE_CC_MODE is defined.
+
+2004-03-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
+       et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
+       hosthooks.h, params.h, ra-colorize.c, web.c,
+       config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
+       config/avr/avr-protos.h, config/avr/avr.md,
+       config/fr30/fr30-protos.h, config/fr30/fr30.md,
+       config/h8300/fixunssfsi.c, config/i386/darwin.h,
+       config/i386/freebsd.h, config/i386/freebsd64.h,
+       config/ia64/hpux.h, config/ia64/unwind-ia64.c,
+       config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
+       config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
+       config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
+       config/pa/pa64-regs.h, config/rs6000/aix41.h,
+       config/rs6000/aix43.h, config/rs6000/host-darwin.c,
+       config/sparc/aout.h, config/sparc/freebsd.h,
+       config/sparc/litecoff.h, config/vax/vax-protos.h,
+       doc/hostconfig.texi, doc/include/gcc-common.texi: Update
+       copyright.
+
+2004-03-15  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
+
+2004-03-15  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+
+       * c-pretty-print.c (pp_c_semicolon): Fix formatting.
+       (pp_c_cv_qualifier): Document.
+       (pp_c_space_for_pointer_operator): Likewise.
+       (pp_c_integer_constant): Likewise.
+       (pp_c_identifier): Likewise.
+       (pp_c_init_declarator): Don't print function body.
+
+2004-03-14  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
+       doc/install.texi, doc/invoke.texi, doc/makefile.texi,
+       doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
+       "gcc", "g++" and "g77" or mark up with appropriate markup.  Adjust
+       wording and grammar.
+
+2004-03-14  Roger Sayle  <roger@eyesopen.com>
+
+       * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
+       with lang_hooks.foo ().
+       * builtins.c (expand_builtin_va_arg): Likewise.
+       * c-common.c (fname_as_string, c_common_truthvalue_conversion,
+       c_common_type_for_mode, c_common_nodes_and_builtins,
+       handle_mode_attribute, handle_vector_size_attribute): Likewise.
+       * c-convert.c (convert): Likewise.
+       * c-format.c (check_format_types): Likewise.
+       * c-objc-common.c (c_tree_printer): Likewise.
+       * c-typeck.c (build_unary_op, build_conditional_expr,
+       build_binary_op): Likewise.
+       * calls.c (try_to_integrate, expand_call,
+       emit_library_call_value_1): Likewise.
+       * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
+       Likewise.
+       * cgraphunit.c (record_call_1, cgraph_analyze_function,
+       cgraph_expand_function): Likewise.
+       * convert.c (convert_to_pointer, convert_to_integer): Likewise.
+       * coverage.c (build_fn_info_type, build_ctr_info_type,
+       build_gcov_info, create_coverage): Likewise.
+       * dbxout.c (dbxout_init): Likewise.
+       * diagnostic.c (diagnostic_report_current_function): Likewise.
+       * dojump.c (do_jump): Likewise.
+       * dwarf2out.c (dwarf2_name): Likewise.
+       * except.c (init_eh): Likewise.
+       * explow.c (expr_size, int_expr_size): Likewise.
+       * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
+       Likewise.
+       * expr.c (store_expr, store_constructor, safe_from_p,
+       expand_expr_real, do_store_flag, try_casesi): Likewise.
+       * function.c (push_function_context_to, pop_function_context_from,
+       free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
+       put_var_into_stack, allocate_struct_function, current_function_name):
+       Likewise.
+       * integrate.c (copy_decl_for_inlining, expand_inline_function):
+       Likewise.
+       * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
+       lhd_print_error_function): Likewise.
+       * opts.c (handle_option, decode_options): Likewise.
+       * passes.c (open_dump_file): Likewise.
+       * print-tree.c (print_node): Likewise.
+       * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
+       expand_decl_cleanup, emit_case_nodes): Likewise.
+       * stor-layout.c (variable_size): Likewise.
+       * toplev.c (announce_function, wrapup_global_declarations,
+       check_global_declarations, compile_file, default_tree_printer,
+       process_options, lang_dependent_init, finalize): Likewise.
+       * tree-dump.c (dequeue_and_dump): Likewise.
+       * tree-inline.c (remap_decl, remap_block, copy_body_r,
+       initialize_inlined_parameters, declare_return_variable,
+       inlinable_function_p, expand_call_inline, optimize_inline_calls,
+       walk_tree, copy_tree_r): Likewise.
+       * tree-optimize.c (tree_rest_of_compilation): Likewise.
+       * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
+       unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
+       variably_modified_type_p, dump_tree_statistics): Likewise.
+       * varasm.c (assemble_variable, compare_constant, copy_constant,
+       force_const_mem, compute_reloc_for_constant, output_constant,
+       output_addressed_constants, initializer_constant_valid_p): Likewise.
+
+2004-03-14  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
+
+2004-03-14  Andreas Tobler  <a.tobler@schweiz.ch>
+
+       * doc/install.texi: Reflect autoconf and automake version for
+       libffi. Update autoconf version to 2.59.
+
+2004-03-13  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (negate_expr, operand_equal_for_comparison_p,
+       optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
+       make_range, build_range_check, fold_range_test, unextend,
+       constant_boolean_node, fold_binary_op_with_conditional_arg,
+       fold_truthop, fold_mathfn_compare, fold_inf_compare,
+       fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
+       with lang_hooks.foo ().
+
+2004-03-14  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
+
+2004-03-13  Dara Hazeghi  <dhazeghi@yahoo.com>
+
+       * doc/install.texi: Note status of -fnew-ra.
+
+2004-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR middle-end/14470
+       * expr.c (store_expr): Call emit_queue before generating the move
+       from the temporary to the original target.  Protect the temporary
+       from emit_queue.
+
+2004-03-13  Jakub Jelinek  <jakub@redhat.com>
+
+       PR target/14533
+       * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
+       other than UNSPEC_GOTOFF.
+
+2004-03-13  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (arm_legitimate_address_p): New argument, OUTER.  Pass through
+       to arm_legitimate_index_p.  Update all callers with SET as default
+       value.
+       (arm_legitimate_index_p): New argument, OUTER.  Restrict the index
+       range if OUTER is a sign-extend operation on QImode.  Correctly
+       reject shift operations on sign-extended QImode addresses.
+       (bad_signed_byte_operand): Delete.
+       (arm_extendqisi_mem_op): New function.
+       * arm.h (EXTRA_CONSTRAINT_ARM): Delete.  Replace with...
+       (EXTRA_CONSTRAINT_STR_ARM): ... this.  Handle extended address
+       constraints.
+       (CONSTRAINT_LEN): New.
+       (EXTRA_CONSTRAINT): Delete.  Replace with...
+       (EXTRA_CONSTRAINT_STR): ... this.
+       (PREDICATE_CODES): Remove bad_signed_byte_operand.
+       * arm.md (extendqihi_insn): Use new constraint Uq.  Rework.  Length
+       is now always default.
+       (define_splits for bad sign-extend loads): Delete.
+       (arm_extendqisi, arm_extendqisi_v5): Likewise.
+       * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
+       Rework 'U' constraint to 'Uv'.
+       * arm-protos.h: Remove bad_signed_byte_operand.  Add
+       arm_extendqisi_mem_op.
+       * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
+       Add Uq constraint.
+
+2004-03-13  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
+       with targetm version.
+
+       PR target/14567
+       * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
+       (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
+       * config/rs6000/rs6000.c (rs6000_arg_size): New function.
+       Update all users of RS6000_ARG_SIZE.
+       (function_arg_advance): Count fregno using mode size.
+       (function_arg): Handle long double split over regs and memory.
+       (function_arg_partial_nregs): Likewise.
+       (rs6000_va_arg): Repackage complex args.
+
+2004-03-13  Dean Ferreyra <dferreyra@igc.org>
+
+       PR target/14047
+       * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
+       (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
+       * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
+
+2004-03-12  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
+       prototype.
+       * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
+       * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
+
+2004-03-12  Andrew Pinski  <apinski@apple.com>
+
+       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+       Use ret instead of result. Use addr instead of base.
+
+2004-03-12  David Edelsohn  <edelsohn@gnu.org>
+
+       * doc/install.texi (*-ibm-aix*): Document assembler and achiver
+       fixes required by libstdc++ and update installation instructions
+       for libstdc++.a.
+
+2004-03-12  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
+       leading '@' on fastcall symbols before stripping suffix.
+
+2004-03-12  Roger Sayle  <roger@eyesopen.com>
+
+       * combine.c (unmentioned_reg_p): New function to check whether an
+       expression is a "specialization" of another, i.e. that there are
+       no registers or memory references mentioned in the first that don't
+       appear in the second.
+       (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
+       (combine_instructions): Also try combining instructions using the
+       REG_EQUAL note from a preceding log-linked instruction.
+
+2004-03-12  Roger Sayle  <roger@eyesopen.com>
+
+       * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
+
+2004-03-12  Matt Austern  <austern@apple.com>
+
+       * target.h (struct gcc_target): New target hook, unwind_label.
+       * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
+       * output.h (default_emit_unwind_label): New function.
+       * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
+       (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
+       (TARGET_SUPPORTS_HIDDEN): New target macro.
+       * dwarf2out.c (struct dw_fde_struct): Add field for function decl
+       that corresponds to this FDE.
+       (FRAME_BEGIN_LABEL): Allow target to override default label.
+       (output_call_frame_info): If FDEs are linknonce, then use extra
+       indirection for FDE encoding, output a label for each FDE, and
+       output an empty label for each function without an FDE.
+       (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
+       * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
+       decls with DECL_ONE_ONLY set, if that macro is defined.
+       (make_decl_one_only): Don't use DECL_COMMON if we're compiling
+       for a SUPPORTS_ONE_ONLY target.
+       * config/darwin-protos.h (darwin_unique_section): Declare.
+       (darwin_asm_named_section): Likewise.
+       (darwin_section_type_flags): Likewise.
+       (darwin_non_lazy_pcrel): Likewise.
+       (darwin_emit_unwind_label): Likewise.
+       (darwin_make_decl_one_only): Likewise.
+       * config/darwin.c (machopic_finish): Get rid of tweak that
+       eliminate stubs for symbols that are defined.
+       (darwin_encode_section_info): Don't treat weak functions as defined.
+       (darwin_make_decl_one_only): Define.
+       (darwin_asm_named_section): Likewise.
+       (darwin_section_type_flags): Likewise.
+       (darwin_unique_section): Likewise.
+       (darwin_emit_unwind_label): Likewise.
+       (darwin_non_lazy_pcrel): Likewise.
+       (darwin_asm_output_dwarf_delta): Difference between two labels is
+       local only if both labels are local.
+       * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
+       (ASM_MAKE_LABEL_LINKONCE): Likewise.
+       (TARGET_SUPPORTS_HIDDEN): Likewise.
+       (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
+       (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
+       (FRAME_BEGIN_LABEL): Likewise.
+       (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
+       (ASM_DECLARE_FUNCTION_NAME): Likewise.
+       (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
+       (TARGET_ASM_UNIQUE_SECTION): Define.
+       (EH_FRAME_SECTION_NAME): Define.
+       (EH_FRAME_SECTION_ATTR): Likewise.
+       (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
+       (TARGET_ASM_NAMED_SECTION): Likewise.
+       (TARGET_SECTION_TYPE_FLAGS): Likewise.
+       * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
+       TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
+       TARGET_ASM_EMIT_UNWIND_LABEL.
+
+2004-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (expand_builtin_mathfn): Add pow10* to the
+       existing exp10* case.
+       (expand_builtin): Likewise.
+
+2004-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/tm.texi (registers) <Values in Registers>: Add
+       entry for REGMODE_NATURAL_SIZE.
+
+2004-03-12  Richard Henderson  <rth@redhat.com>
+
+       PR target/14547
+       * target.h (struct gcc_target): Move calls substructure before
+       booleans.  Add split_complex_arg.
+       * function.c (assign_parms, split_complex_args): Use it.
+       * calls.c (expand_call): Likewise.
+       (split_complex_values): Likewise.  Check for splittable types
+       before allocating memory.
+       (split_complex_types): Likewise.
+       * system.h (SPLIT_COMPLEX_ARGS): Poison.
+       * expr.h (SPLIT_COMPLEX_ARGS): Remove.
+       * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
+       * config/alpha/alpha.c (alpha_split_complex_arg): New.
+       (TARGET_SPLIT_COMPLEX_ARG): New.
+       * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
+       * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
+       (rs6000_override_options): Zap it for non-AIX.
+       (rs6000_function_value): Use targetm.calls.split_complex_arg.
+       * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
+       * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
+       * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
+       * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
+       SPLIT_COMPLEX_ARGS entry.
+
+2004-03-11  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
+       (alpha_lookup_xfloating_lib_func): Use them, return rtx.
+       (alpha_emit_xfloating_arith): Update to match.
+       (alpha_emit_xfloating_compare): Likewise.
+       (alpha_emit_xfloating_cvt): Likewise.
+       (alpha_emit_xfloating_libcall): Take already built symbol,
+       mark call const.
+       * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
+       op1 in a register.
+
+2004-03-11  Richard Henderson  <rth@redhat.com>
+
+       PR target/14539
+       * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
+
+       * simplify-rtx.c (simplify_relational_operation): Fix typo.
+
+2004-03-11  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/14477
+       * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
+
+2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       PR target/14262
+       * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
+       defined, pass small BLKmode values in registers in the low-order part.
+
+2004-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * combine.c (if_then_else_cond): Check for NULL return value of
+       simplify_gen_subreg.
+
+2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/14496
+       * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
+       TARGET_SINGLE_FLOAT.
+
+2004-03-11  Steve Ellcey  <sje@cup.hp.com>
+
+       * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
+       * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
+       * config/ia64/ia64.c (ia64_init_libfuncs): New.
+       (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
+
+2004-03-11  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
+       -((int)X>>C) where C is an integer constant one bit less than the
+       size of X into (unsigned)X>>C.  Similarly for unsigned->signed.
+       (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
+
+       * simplify-rtx.c (simplify_unary_operation): Also implement the
+       above transformations at the RTL level.
+
+2004-03-11  Alan Modra  <amodra@bigpond.net.au>
+
+       * real.c (encode_ibm_extended): Do round low word.
+
+2004-03-11  Ben Elliston  <bje@wasabisystems.com>
+
+       * config/arm/arm.md (is_xscale): Comment this attribute and move
+       it a bit further up in the file, closer to related attributes.
+
+2004-03-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/host-solaris.c (sol_gt_pch_use_address): Add
+       missing terminating marker to comment.
+
+2004-03-11  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
+       (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
+       (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
+       (*movsf_mips16, *movdf_mips16):  Name unnamed patterns.  Use
+       move_operand as source predicate in all cases.
+       (*movdi_32bit): Renamed from movdi_internal.  Remove 'F' constraint.
+       Test reg_or_0_operand.  Use move_operand as source predicate.
+       (*movdi_64bit): Renamed from movdi_internal2.  Test reg_or_0_operand.
+       (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
+       (*movsi_internal): Renamed from movsi_internal.  Test reg_or_0_operand.
+       (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
+       (*movhi_internal): Renamed from movhi_internal.  Test reg_or_0_operand.
+       Use move_operand as source predicate.  Remove 'K' constraint.
+       (*movqi_internal): Likewise movqi_internal.
+       (*movsf_hardfloat): Renamed from movsf_internal1.  Test
+       reg_or_0_operand.  Use move_operand as source predicate.
+       (*movsf_softfloat): Likewise movsf_internal2.
+       (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
+       (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
+       (*movdf_softfloat): Likewise movdf_internal2.
+       * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
+       for DImode if !TARGET_64BIT.
+       (mips_legitimize_move): Simplify accordingly.
+
+2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
+
+       PR/14362
+       * var-tracking.c (struct variable_def): Added field refcount.
+       (variable_htab_free): Decrease the refcount and delete variable
+       only if there are no more references.
+       (unshare_variable): New function.
+       (vars_copy_1): Increase refcount instead of copying the variable.
+       (variable_union): Share the variables where possible, unshare
+       the variables if needed.
+       (variable_different_p): Return false if var1 and var2 are
+       the same structure.
+       (variable_was_changed): Init the refcount of new variable.
+       (set_frame_base_location): Unshare variable if needed.
+       (set_variable_part): Init the refcount of new variable.
+       Unshare the variables if needed.
+       (delete_variable_part): Unshare the variables if needed.
+       (emit_notes_for_differences_1): Init the refcount of new variable.
+       (vt_add_function_parameters): Do not add function parameters to
+       IN set of ENTRY_BLOCK_PTR because it is unused anyway.
+       (vt_initialize): Do not add frame_base_decl to IN set of
+       ENTRY_BLOCK_PTR because it is unused anyway.
+
+2004-03-11  Josef Zlomek  <zlomekj@suse.cz>
+
+       * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
+       (vars_copy): Likewise.
+       (variable_union): Likewise.
+       (set_variable_part): Likewise.
+       (delete_variable_part): Likewise.
+
+2004-03-11  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
+       ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
+       config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
+       config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
+       config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
+       config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
+       config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
+       config/pdp11/pdp11.h, config/rs6000/rs6000.c,
+       config/stormy16/stormy16.c: Fix comment typos and formatting.
+
+2004-03-11  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure: Regenerate, since I forgot to while committing Paolo's
+       changes.
+
+2004-03-08  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR ada/14131
+       Move language detection to the top level.
+       * configure.ac: Remove code to detect languages,
+       it now lives exclusively in the top level.
+       * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
+       top level, renamed to ACX_PROG_GNAT.
+
+2004-03-10  Richard Henderson  <rth@redhat.com>
+
+       * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
+       extra arguments.
+       * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
+       and host_xmake_file fragments.
+       * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
+       (gt_pch_restore): Similarly for gt_pch_use_address.
+       (default_gt_pch_get_address): New.
+       (mmap_gt_pch_get_address): Split out of gt_pch_save.
+       (default_gt_pch_use_address): Split out of gt_pch_restore.
+       (mmap_gt_pch_use_address): Likewise.
+       * hooks.c (hook_voidp_size_t_null): Remove.
+       (hook_bool_voidp_size_t_false): Remove.
+       * hooks.h: Likewise.
+       * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
+       default_ or mmap_ definitions.
+       (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
+       * hosthooks.h (struct host_hooks): Update gt_pch_get_address
+       and gt_pch_use_address.
+       * config/host-linux.c, config/host-solaris.c: New files.
+       * config/x-linux, config/x-solaris: New files.
+       * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
+       Update for changed definition.
+       (darwin_rs6000_gt_pch_use_address): Likewise.
+       * doc/hostconfig.texi: Update docs.
+
+2004-03-10  Richard Henderson  <rth@redhat.com>
+
+       PR c/14517
+       * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
+       except for pedantic c90 mode.
+
+2004-03-10  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * configure.ac: Bump AC_PREREQ to 2.59.
+       * configure: Regenerate.
+
+2004-03-10  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
+       (exp10_optab, exp2_optab): Define corresponding macros.
+       * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
+       * genopinit.c (optabs): Implement exp10_optab and exp2_optab
+       using exp10?f2 and exp2?f2 patterns.
+       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
+       using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
+       (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
+       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+       * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
+       exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
+       exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
+
+2004-03-10  Anthony Green  <green@redhat.com>
+
+       * doc/invoke.texi (ARM Options): Fix -mpfu typo.
+
+2004-03-10  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
+       (TARGET_OS_AIX_CPP_BUILTINS): this.  Conditionally define
+       __LONGDOUBLE128.
+       * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
+       TARGET_OS_AIX_CPP_BUILTINS.
+       * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
+       * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
+       * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
+       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
+       previous change.
+
+2004-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
+
+2004-03-10  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+       __LONGDOUBLE128 on AIX.
+
+2004-03-10  Andrew Haley  <aph@redhat.com>
+
+       PR optimization/14381
+       * function.c (expand_function_end): Emit a blockage insn before
+       the epilogue when -fnon-call-exceptions is used.
+
+       * except.c (expand_start_all_catch): Make comment more accurate.
+
+2004-03-08  Joel Sherrill  <joel@oarcorp.com>
+
+       PR target/14480
+       * config/rs6000/t-rtems: Add missing file on branch.
+
+2004-03-10  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * dbxout.c (dbxout_symbol_location): Do not output references
+       to optimized-out constant pool symbols.
+
+2004-03-10  Andreas Schwab  <schwab@suse.de>
+
+       * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
+       twon34_r.
+
+2004-03-09  James E Wilson  <wilson@specifixinc.com>
+
+       * alias.c (alias_sets_might_conflict_p): New.
+       * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
+       * common.opt (Wstrict-aliasing=): New.
+       * flags.h (warn_strict_aliasing): Change type to int.
+       * opts.c (warn_strict_aliasing): Change type to int.
+       (common_handle_option): Handle OPT_Wstrict_aliasing_.
+       * tree.h (alias_sets_might_conflict_p): Declare it.
+       * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
+
+2004-03-10  Roman Zippel  <zippel@linux-m68k.org>
+
+       PR bootstrap/12371
+       * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
+       (CALL_USED_REGISTERS): Likewise.
+       (REG_CLASS_CONTENTS): Likewise.
+       (REG_ALLOC_ORDER): New.
+       (REGNO_REG_CLASS): Use regno_reg_class.
+       * config/m68k/m68k.c: Add regno_reg_class array.
+
+2004-03-09  Steve Ellcey  <sje@cup.hp.com>
+
+       * config/ia64/ia64.md (divsi3): Fix algorithm.
+         (udivsi3): Ditto.
+         (setf_exp_xf): Remove '*' from name.
+       * testsuite/gcc.dg/20040309-1.c: New test.
+
+2004-03-09  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
+       * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
+       * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
+       * config/sparc/sparc.c (sparc_aout_select_section): Remove.
+       (sparc_aout_select_rtx_section): Don't check
+       SUNOS4_SHARED_LIBRARIES.
+       * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
+
+2004-03-10  Hans-Peter Nilsson  <hp@axis.com>
+
+       PR other/14474
+       * doc/md.texi (Pattern Ordering, Dependent Patterns)
+       (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
+       INTERNALS".
+
+2004-03-09  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
+       (LIBGCC_SPEC): Update to match.
+
+2004-03-09  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (last_function_parms, last_function_parm_tags)
+       (last_function_parm_others, current_function_parms)
+       (current_function_parm_tags, current_function_parm_others):
+       Delete.
+       (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
+       New macros.
+       (grokdeclarator): For function definitions, save the arg-info
+       block from the declarator in DECL_ARGUMENTS.
+       (grokparms): Do not write to last_function_parm*.  Use ARG_INFO_*
+       macros to operate on arg-info block.  Can assume ARG_INFO_PARMS
+       contains only PARM_DECLs.  Improve diagnostics.
+       (get_parm_info): Use ARG_INFO_* macros.  Improve comments and
+       diagnostics.  Disable some expensive checks if not ENABLE_CHECKING.
+       (store_parm_decls_newstyle): Take the function to operate on,
+       and an arg-info block, as arguments; don't get anything from
+       current_function_* globals.
+       (store_parm_decls_oldstyle): Likewise.
+       (store_parm_decls): Pass fndecl and its arg-info block down to
+       store_parm_decls_newstyle/oldstyle.  Send functions with empty
+       argument lists through store_parm_decls_newstyle to reduce
+       overhead.
+       (pushdecl): Comment on the problems with the call to copy_node.
+       Clear DECL_ARGUMENTS of the old node after copying it, if it
+       is an arg-info block instead of a chain of decls.
+       (start_function): Do not manipulate current_function_parm* or
+       last_function_parm*.
+
+2004-03-09  Roger Sayle  <roger@eyesopen.com>
+           Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * ifcvt.c (noce_try_sign_mask): New function to transform
+       "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
+       (noce_process_if_block): Call noce_try_sign_mask.
+
+2004-03-09  Andrew Pinski  <apinski@apple.com>
+
+       * c-typeck.c (tagged_types_tu_compatible_p):
+       Fix typo.
+
+2004-03-09  Roger Sayle  <roger@eyesopen.com>
+
+       * simplify-rtx.c (simplify_const_relational_operation): New function
+       renamed from simplify_relational_operation.
+       (simplify_relational_operation): Change prototype to accept an
+       additional mode argument.  Call simplify_const_relational_operation.
+       (simplify_gen_relational): Update simplify_relational_operation call.
+       (simplify_ternary_operation): Update simplify_relational_operation
+       subroutine call to use simplify_const_relational_operation instead.
+
+       * rtl.h (simplify_const_relational_operation): Prototype here.
+       (simplify_relational_operation): Add addtional mode argument.
+
+       * combine.c (combine_simplify_rtx): Update calls to
+       simplify_relational_operation.
+       (simplify_set): Likewise.
+       (gen_binary): Likewise.
+       * cse.c (fold_rtx): Likewise.
+       * dojump.c (compare_from_rtx): Likewise.
+       (do_compare_rtx_and_jump): Likewise.
+       * integrate.c (subst_constants): Likewise.
+       * unroll.c (simplify_cmp_and_jump_insns): Likewise.
+
+2004-03-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.md: Remove all define_peephole's.
+
+2004-03-09  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.md: Remove trailing whitespace.
+
+2004-03-08  Eric Christopher  <echristo@redhat.com>
+
+       * Makefile.in (site.exp): Add libiconv variable definition.
+
+2004-03-09  Hans-Peter Nilsson  <hp@axis.com>
+
+       * configure: Regenerate for config/accross.m4 correction.
+
+2004-03-08  Joel Sherrill  <joel@oarcorp.com>
+
+       PR target/14480
+       * config/rs6000/t-rtems: Add missing file on branch.
+
+2004-03-08  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/14289
+       * c-typeck.c (c_mark_addressable): A register variable should
+       be considered global if its not automatic, i.e. TREE_PUBLIC,
+       TREE_STATIC or DECL_EXTERNAL.
+       * function.c (put_var_into_stack): Call abort when placing a
+       hard register into the stack, if x_parm_reg_stack_loc is NULL.
+
+2004-03-08  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
+       ("*extendqisi2_short_displ"): Likewise.
+
+2004-03-08  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/pdp11/pdp11.c (comparison_operator_index): Remove.
+       (comp_operator): Likewise.
+       * config/pdp11/pdp11-protos.h: Remove corresponding
+       prototypes.
+
+2004-03-08  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * expr.c (highest_pow2_factor_for_type): Rename into
+       highest_pow2_factor_for_target.  Use DECL_ALIGN instead of
+       TYPE_ALIGN when the target is a COMPONENT_REF.
+       (expand_assignment): Ajust call to highest_pow2_factor_for_type.
+
+2004-03-08  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c: Formatting fix.
+       (legitimate_offset_address_p): Correct offset range check.
+
+       * config/rs6000/rs6000.c (rs6000_override_options): Don't override
+       -msoft-float by -mcpu.  Consolidate similar code for MASK_MULTIPLE
+       and MASK_STRING.
+
+2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
+       for little endian.
+       ("ashrdi3_no_power"): Disable for little endian.
+       (ashrdi3): Same.
+
+2004-03-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
+       builtins.
+
+2004-03-08  Hans-Peter Nilsson  <hp@axis.com>
+
+       PR target/14471
+       * configure.ac (Target-specific assembler checks) <cris-*-*>: New
+       case, checking for -no-mul-bug-abort option.
+       * configure, config.in: Regenerate.
+       * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
+       and -mno-mul-bug-workaround.
+       * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
+       ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
+       ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
+       Ditto.  Make attribute "slottable" dependent on TARGET_MUL_BUG.
+       * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
+       sure mulu.d is not last on cache-line.
+       * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
+       into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
+       (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
+       (TARGET_SWITCHES): New options -mmul-bug-workaround and
+       -mno-mul-bug-workaround.
+       (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
+       (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
+       * config/cris/cris.c (cris_operand_extend_operator): Clarify
+       relation to MULT in head comment.
+       (cris_op_str): Abort for MULT.
+       (cris_print_operand) <case '!'>: New case.
+
+2004-03-08  Alan Modra  <amodra@bigpond.net.au>
+
+       PR debug/11983
+       * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
+       dw_val_class_vec.  Replace use throughout file.
+       (dw_float_const): Delete.
+       (dw_vec_const): New.
+       (dw_val_struct_union): Rename val_float to val_vec.  Replace use
+       throughout file.
+       (add_AT_vec): Rename from add_AT_float.  Add elt_size param.
+       (same_dw_val_p): Adjust vec comparison.  Use memcmp.
+       (size_of_die): Adjust dw_val_class_vec sizing.
+       (output_die): Output dw_val_class_vec.
+       (insert_int, extract_int, insert_float): New functions.
+       (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
+       Handle CONST_VECTOR.
+       (add_location_or_const_value_attribute): Handle CONST_VECTOR.
+
+2004-03-07  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
+       AltiVec abi cannot co-exist.
+
+       * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
+
+2004-03-07  Jan Hubicka  <jh@suse.cz>
+
+       * except.c (emit_to_new_bb_before):  Break fallthru edges.
+
+2004-03-07  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
+       ("*lshrsi3"): Also accept an immediate for 68HC12.
+       ("*ashrsi3_const"): Likewise.
+       ("*ashrsi3"): Likewise.
+       ("*ashlsi3_const"): Likewise.
+       ("*ashlsi3"): Likewise.
+       ("cmphi_1_hc12"): Compare two hard register by pushing them and
+       comparing with a pop; don't use a split for that.
+       ("cmphi split"): Disable compare split for 68HC12.
+
+       * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
+       the status operands if they have side effects.
+
+2004-03-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
+       definition.
+       * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
+       config/h8300/h8300.h, config/ia64/ia64.h,
+       config/mcore/mcore.h, config/mmix/mmix.h,
+       config/ns32k/ns32k.h, config/pdp11/pdp11.h,
+       config/stormy16/stormy16.h, config/v850/v850.h,
+       config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
+       * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
+       definition.
+
+2004-03-07  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
+       <XOR_EXPR>: Fold x ^ x as zero.
+       <AND_EXPR>: Fold x & x as x.
+
+2004-03-07  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
+       "foo++ == const" into "++foo == const+incr".
+
+2004-03-07  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_in_small_data_p): Return false if
+       TARGET_ABICALLS.
+
+2004-03-06  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
+       the stack register.
+       (expand_prologue): Don't make an interrupt or a trap handler a far
+       symbol.
+       (m68hc11_initial_elimination_offset): Likewise.
+
+2004-03-06  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
+
+2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/ns32k/ns32k-protos.h: Add a prototype for
+       ns32k_notice_update_cc.
+       * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
+       * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
+       ns32k_notice_update_cc.
+
+2004-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("load_multiple", "*load_multiple_di",
+       "*load_multiple_si"): Allow only if reload_completed.
+       ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
+       Likewise.
+
+2004-03-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/vax/vax-protos.h: Add a prototype for
+       vax_notice_update_cc.
+       * config/vax/vax.c (vax_notice_update_cc): New.
+       * config/vax/vax.h (NOTICE_UPDATE_CC): Call
+       vax_notice_update_cc.
+
+2004-03-06  David Edelsohn  <edelsohn@gnu.org>
+
+       * collect2.c (main): Only export initfunc and finifunc if
+       LD_INIT_SWITCH not defined.
+       (scan_prog_file): Only export constructors and destructors if
+       LD_INIT_SWITCH not defined.  Only export symbols not found in
+       shared objects.
+
+2004-03-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.md (icacheflush): Reorder operands to make match_scratch operand
+       last.
+       * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
+       from calls to gen_icacheflush.
+
+2004-03-06  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
+       (TARGET_LONG_DOUBLE_128): New.
+       (TARGET_SWITCHES): Add long-double-{128,64}.
+       (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
+       (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
+       (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
+       (WIDEST_HARDWARE_FP_SIZE): New.
+       (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
+       * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
+       if TARGET_VAX_FLOAT.
+       * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
+       (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
+
+2004-03-06  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
+       botched rtx class conversion.
+
+2004-03-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
+       BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
+
+       * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
+       macros.
+       * fold-const.c (fold_mathfn_compare, fold): Likewise.
+
+2004-03-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/14343
+       * config/i386/i386.md (movv2di_internal): Conditionalize on
+       TARGET_SSE, not TARGET_SSE2.
+
+2004-03-05  Chris Demetriou  <cgd@broadcom.com>
+
+       * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
+       duplicated line.
+
+2004-03-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c: Consistently use logN not log* in comments.
+
+2004-03-05  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * rtl.h (mem_expr_equal_p): Function prototype added.
+       * cfgcleanup.c (merge_memattrs): New function.
+       (flow_find_cross_jump): Call merge_memattrs for matching insns.
+       * emit-rtl.c (mem_expr_equal_p): New function.
+
+2004-03-05  Ziemowit Laski  <zlaski@apple.com>
+
+       * objc/objc-act.c (synth_module_prologue): Const-qualify
+       objc_selector type if using the GNU runtime; fix generated
+       signatures for objc_msg_lookup and objc_msg_lookup_super
+       to match what GNU ObjC headers provide; reformat and clean up.
+       (synth_self_and_ucmd_args): Use previously constructed (and
+       hence possibly const-qualified) objc_selector type.
+
+2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
+
+2004-03-05  Jason Merrill  <jason@redhat.com>
+
+       * tree.h (TYPE_HASH): Use TYPE_UID.
+       (TREE_HASH): New macro with old definition of TYPE_HASH.
+       * tree.c (build_type_attribute_variant): Use iterative_hash_object.
+       (build_array_type, build_function_type): Likewise.
+       (build_method_type_directly): Likewise.
+       (build_offset_type, build_complex_type): Likewise.
+       (type_hash_list, attribute_hash_list): Likewise. Now static.
+       * except.c: s/TYPE_HASH/TREE_HASH/.
+
+2004-03-05  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
+       (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32).  Adjust
+       __va_ndx by 2 words when referencing an argument on the stack.
+       (xtensa_va_arg): Handle 16-byte aligned args.  Adjust __va_ndx by 2
+       words when an arg on the stack is first seen.
+
+2004-03-05  Paul Brook  <paul@codesourcery.com>
+
+       * arm.h (ARM_FLAG_VFP): Remove.
+       (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
+       * netbsd-elf.h (ARM_FLAG_VFP): Remove.
+
+2004-03-05  Paul Brook  <paul@codesourcery.com>
+
+       * function.c (assign_parms): Include pretend alignment offset.
+
+2004-03-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
+       FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
+
+2004-03-05  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * configure.ac: When passing --enable-languages to subdir
+       configure when host != build, make sure we don't pass an empty
+       value.
+       * configure: Regenerate.
+
+2004-03-05  Nathan Sidwell  <nathan@codesourcery.com>
+
+       PR 13577
+       * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
+       options.
+
+2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
+
+       * simplify-rtx.c (simplify_relational_operation): If
+       flag_wrapv is set, do not move terms between the two
+       side of a relational operator.
+
+2004-03-05  Paolo Bonzini  <bonzini@gnu.org>
+
+       * rtlanal.c: Include target.h and output.h
+       (rtx_cost, address_cost, default_address_cost): Move from...
+       * cse.c (rtx_cost, address_cost, default_address_cost):
+       ... this file.
+       * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
+       * Makefile.in: Adjust dependencies.
+
+2004-03-05  Paolo Bonzini <bonzini@gnu.org>
+
+       * cse.c (cse_end_of_basic_block): Make static.
+       * local-alloc.c (function_invariant_p): Move to
+       reload1.c.
+       * loop.c (libcall_other_reg, record_excess_regs):
+       Make static.
+       * reload1.c (function_invariant_p): Moved here
+       from local-alloc.c, made static.
+       * rtl.h (cse_end_of_basic_block, function_invariant_p,
+       libcall_other_reg, record_excess_regs): Remove
+       declarations.
+
+2004-03-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.c (signed_comparison_operator): Add a
+       missing parenthesis.
+
+2004-03-04  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
+       going to call mmap again.  Read the file into the right place.
+       Give a fatal error if we have to relocate.
+
+2004-03-04  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
+       (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
+
+2004-03-05  Hans-Peter Nilsson  <hp@axis.com>
+
+       PR other/14354
+       * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
+       round the same.  When rounding, clear bits that would cause a
+       second rounding in pack_d.
+       (_fpmul_parts): Ditto.  Remove #if 0:d code.
+
+2004-03-04  Ziemowit Laski  <zlaski@apple.com>
+
+       PR c++/14425, c++/14426
+       * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
+       vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
+       Change C++ definitions to accept a 'const int' argument;
+       the prototypes already do.
+       * config/rs6000/rs6000.c (rs6000_common_init_builtins):
+       Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
+       v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
+       v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
+       v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
+       v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
+       end in ..._int; change them to accept an int instead of a char
+       as the last parameter.
+
+2004-03-04  Phil Edwards  <phil@codesourcery.com>
+
+       * genmultilib:  Change '=' to '-' when translating option names
+       to directory names.
+
+2004-03-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
+       stack slot for temp used for result of BLKmode but in integral mode.
+
+2004-03-04  Jan Hubicka  <jh@suse.cz>
+
+       * reload.c (find_reloads): Reorganize if seqeunce to switch.
+
+       * cfgrtl.c (rtl_redirect_edge_and_branch):  Set the source BB as dirty.
+       (cfglayout_redirect_edge_and_branch):  Set the source BB as dirty.
+
+2004-03-04  Steve Ellcey  <sje@cup.hp.com>
+
+       * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
+       * testsuite/gcc.dg/20040303-1.c: New test.
+
+2004-03-04  Steven Bosscher  <stevenb@suse.de>
+
+       * ppro.md: Rewrite as a DFA pipeline description.
+       * i386.md: Remove all uses of the ppro_uops attribute.
+       * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
+       ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
+       ix86_sched_reorder, ix86_variable_issue,
+       struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
+       TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
+       (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
+       (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
+       * athlon.md (athlon_ssecmp_load): Fix comment
+
+2004-03-04  Stuart Hastings  <stuart@apple.com>
+
+       * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC.
+
+2004-03-04  Stuart Hastings  <stuart@apple.com>
+
+       * gcc/config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
+       686, tell Darwin assembler to allow prefetch insns, non-empty def
+       of SUBTARGET_OPTION_TRANSLATE_TABLE.
+
+2004-03-04  DJ Delorie  <dj@redhat.com>
+
+       PR optimization/14282
+       * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
+       between a call and the assignment of its return value.
+
+2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c: Put a comment for every function.
+
+2004-03-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Add comments about peephole2's.
+
+2004-03-04  Steven Bosscher  <stevenb@suse.de>
+
+       * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
+
+2004-03-04  Jan Hubicka  <jh@suse.cz>
+
+       * cfgcleanup.c (thread_jump): Update call of cselib_init.
+       * cselib.c (cselib_record_memory): New static variable.
+       (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
+       Give up on memories when asked for.
+       (cselib_init): Accept new argument.
+       * cselib.h (cselib_init): Update prototype.
+       * gcse.c (local_cprop_pass): Update call of cselib_init.
+       * loop.c (load_mems): Update call of cselib_init.
+       * postreload.c (reload_cse_regs_1): Update call of cselib_init.
+       * sched-deps.c (sched_analyze): Update call of cselib_init.
+
+2004-03-04  David Edelsohn  <edelsohn@gnu.org>
+           GP <gp@qnx.com>
+
+       * config/rs6000/rs6000.c (output_function_profiler): Append @plt
+       when compiling PIC.
+
+2004-03-04  Josef Zlomek  <zlomekj@suse.cz>
+
+       PR/14362
+       * var-tracking.c (track_expr_p): Do not track variables which
+       should be ignored for debugging purposes.
+
+2004-03-04  Alan Modra  <amodra@bigpond.net.au>
+
+       * real.c (encode_ibm_extended): Don't bother rounding low double.
+       * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
+       when fmt->pnan < fmt->p.
+
+2004-03-04  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
+       only range of valid arg registers and fixed_regs.
+
+2004-03-04  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/14406
+       * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
+       (abstf2, abstf2_internal): New define_expand.
+
+2004-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR optimization/14235
+       * expr.c (convert_move): Copy the source to a new pseudo
+       when converting from a sub-word source to a larger-than-word
+       register which conflicts with the source.
+
+2004-03-03  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 13728
+       * c-decl.c (diagnose_mismatched_decls): Issue an error for two
+       parameters with the same name, unless one is a forward decl.
+       Do not issue a redundant-redeclaration warning for forward
+       decls of parameters.
+
+2004-03-04  David Edelsohn  <edelsohn@gnu.org>
+
+       * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
+       configuration.
+
+2004-03-03  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
+
+2004-03-04  Alan Modra  <amodra@bigpond.net.au>
+
+       * target-def.h (TARGET_OPTF): Delete.
+       * c-opts.c (TARGET_OPTF): Define.
+
+2004-03-04  Jan Hubicka  <jh@suse.cz>
+
+       * cselib.c (cselib_finish): Fix another miss-application of my previous
+       patch.
+
+2004-03-03  Mike Stump  <mrs@apple.com>
+
+       Add framework support for darwin.
+
+       * c-incpath.c: Include target.h and machmode.h.
+       (add_path): Use a consistent style for cpp_dir.  Initialize
+       p->construct to 0.
+       (add_cpp_dir_path): New.
+       (register_include_chains): Add use of extra_includes callback.
+       (hook_void_int): Add.
+       (target_c_incpath): Add.
+       * c-incpath.h (add_cpp_dir_path): New.
+       (target_c_incpath_s): Add.
+       (target_c_incpath): Add.
+       (C_INCPATH_INIT): Add.
+       * c-opts.c (c_common_missing_argument,
+       c_common_handle_option): Add -F argument processing.
+       * c.opt: Add -F argument processing.
+       * gcc.c (trad_capable_cpp): Add -F argument processing.
+       * cppfiles.c (find_file_in_dir): Update to use construct
+       callback.
+       (search_path_exhausted, cpp_get_path, cpp_get_buffer,
+       cpp_get_prev): New.
+       (_cpp_find_file): Use search_path_exhausted.
+       (make_cpp_dir): Initialize construct to 0.
+       * cpplib.h (missing_header_cb
+       cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
+       (cpp_callbacks): Add missing_header
+       (cpp_dir): Add construct.
+       * target-def.h: (TARGET_OPTF): New.
+       * hooks.c (hook_void_int, hook_void_charptr): Add.
+       * hooks.h (hook_void_int, hook_void_charptr): Add.
+       * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
+       $(MACHMODE_H) dependencies.
+       * doc/invoke.texi (Darwin Options): Document -F.
+       * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
+       (TARGET_OPTF): Add.
+       * fix-header.c (target_c_incpath): Add.
+
+       * config/darwin-c.c: Add c-incpath.h include.
+       (using_frameworks, find_subframework_file,
+       find_subframework_header, add_system_framework_path,
+       frameworks_in_use, num_frameworks, max_frameworks,
+       add_framework, find_framework, struct framework_header,
+       framework_header_dirs, framework_construct_pathname,
+       find_subframework_file, add_system_framework_path,
+       add_framework_path, framework_defaults,
+       darwin_register_frameworks, find_subframework_header): Add.
+       * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
+       (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
+       (CPP_SPEC): Add __APPLE_CC__ support.
+       * t-darwin (darwin-c.o): Add c-incpath.h dependency.
+
+2004-03-04  Jan Hubicka  <jh@suse.cz>
+
+       * cselib.c (cselib_finish): Fix miss-application of my previous
+       patch.
+
+2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * hooks.c (hook_tree_tree_identity): New.
+       * hooks.h: Add a prototype for hook_tree_tree_identity.
+       * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
+       instead of MD_ASM_CLOBBERS.
+       * system.h (MD_ASM_CLOBBERS): Poison.
+       * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
+       (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
+       * target.h (gcc_target): Add md_asm_clobbers.
+       * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
+       (ix86_md_asm_clobbers): New.
+       * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
+       * doc/tm.texi (MD_ASM_CLOBBERS): Change to
+       TARGET_MD_ASM_CLOBBERS.
+
+2004-03-03  Stuart Hastings  <stuart@apple.com>
+
+       * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
+
+2004-03-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (noov_compare64_op): Fix typo.
+
+       * config/sparc/sparc.h (ASM_FLOAT): Delete.
+       (ASM_DOUBLE): Likewise.
+       (ASM_LONGDOUBLE): Likewise.
+       * config/sparc/pbd.h (ASM_INT_OP): Delete.
+
+2004-03-03  Richard Henderson  <rth@redhat.com>
+
+       PR opt/13862
+       * cselib.c (cselib_record_sets): Don't record multiple sets in
+       asm insns.
+
+2004-03-03  Mostafa Hagog  <mustafa@il.ibm.com>
+
+       * common.opt: Add description of the new -fgcse-after-reload flag.
+
+       * flags.h (flag_gcse_after_reload): Declaration of global variable.
+
+       * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
+       reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
+       is_jump_table_basic_block, bb_has_well_behaved_predecessors,
+       get_bb_avail_insn, hash_scan_set_after_reload,
+       compute_hash_table_after_reload, eliminate_partially_redundant_loads,
+       gcse_after_reload, get_bb_avail_insn): New functions to implement
+       gcse-after-reload.
+       (gcse_after_reload_main): New function, the main entry point to
+       gcse-after-reload.
+
+       * rtl.h (gcse_after_reload_main): Declaration of the new function.
+
+       * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
+
+       * toplev.c (flag_gcse_after_reload): Initialization.
+
+       * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
+
+       * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
+       PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
+       the gcse after reload optimization.
+
+       * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
+       GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
+       parameters.
+
+       * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
+
+2004-03-03  Nicolas Pitre <nico@cam.org>
+
+       * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
+       small negative values.
+
+2004-03-03  Jan Hubicka  <jh@suse.cz>
+
+       * cselib.c (hash_table):  Remove GTY marker.
+       (reg_values): Turn into array.
+       (used_regs): Likewise.
+       (n_used_regs): New static variable.
+       (reg_values_old): Kill.
+       (clear_table): Update uses of arrays.
+       (cselib_lookup): Likewise.
+       (cselib_record_set): Likewise.
+       (cselib_init): Likewise.
+       (cselib_finish): Likewise.
+       (cselib_udpate_varray_sizes): Kill.
+       * cselib.h (cselib_update_varray_sizes): Kill.
+
+2004-03-03  Paul Brook  <paul@codesourcery.com>
+
+       * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
+
+2004-03-03  Jan Hubicka  <jh@suse.cz>
+
+       * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
+       Rename from ...; make statistics transparent.
+       (ggc_alloc_cleared, ggc_realloc_stat): ... these.
+       (loc_descriptor): New structure.
+       (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
+       add_statistics):
+       New static function.
+       (ggc_record_overhead, dump_statistics): New global function.
+       * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
+       ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
+       from ...; accept locations
+       (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
+       ggc_realloc, ggc_alloc_typed):  ... this one.
+       from ...; accept locations
+       * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
+       ggc_alloc_stat): Rename from ... ; pass locations
+       * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
+       ... this one.
+       (ggc_alloc_stat): Record overehead.
+       * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
+       ggc_realloc, ggc_alloc_typed):  Turn to macros
+       (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
+       ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
+       (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
+       * langhooks.h (lhd_make_node): Declare.
+       (LANG_HOOKS_MAKE_TYPE): Default to new function,
+       * langhooks.c (lhd_make_node): New.
+       * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
+       locations.
+       (rtx_alloc, swallow_copy_rtx): ... this one.
+       * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
+       * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
+       * toplpev.c (finalize): Dump stats.
+       * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
+       build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
+       Rename from ... ; pass locators.
+       (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
+       build?,  build_decl): Declare.
+       * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
+       build_tree_list_stat, tree_cons_stat, build?_stat,  build_decl_stat):
+       Declare.
+       (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
+       build?,  build_decl): New macros.
+       * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
+       * statistics.h: New file.
+
+2004-03-03  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
+           Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (MASK_FIX_SB1): Bump.
+       (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
+       (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
+       * config/mips/mips.c (mips_output_division): Fill the branch delay
+       slot with a nop if TARGET_FIX_R4000.  Extend R4000 workarounds to
+       TARGET_FIX_R4400.
+       (mips_output_division): Adjust accordingly.
+       (override_options): Make -march=r4400 imply -mfix-r4400 by default.
+       * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
+
+2004-03-03  Paolo Bonzini  <bonzini@gnu.org>
+
+       * alias.c (rtx_equal_for_memref_p): Use predicates
+       to test rtx classes and new rtx class codes, possibly
+       splitting conditionals that tested against '<' and 'o'.
+       * caller-save.c (save_call_clobbered_regs): Likewise.
+       * combine.c (contains_muldiv, find_split_point, subst,
+       combine_simplify_rtx, simplify_if_then_else,
+       simplify_set, simplify_logical, expand_compound_operation,
+       make_compound_operation, if_then_else_cond, known_cond,
+       apply_distributive_law, cached_nonzero_bits,
+       cached_num_sign_bit_copies, simplify_shift_const,
+       gen_binary, simplify_comparison, update_table_tick,
+       record_value_for_reg, get_lsat_value_validate): Likewise.
+       * cse.c (mention_regs, find_best_addr, find_comparison_args,
+       fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
+       Likewise.
+       * emit-rtl.c (copy_insn_1): Likewise.
+       * expr.c (force_operand): Likewise.
+       * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
+       * flow.c (notice_stack_pointer_modification_1,
+       invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
+       and_reg_cond, elim_reg_cond): Likewise.
+       * function.c (update_epilogue_consts): Likewise.
+       * genattrtab.c (attr_rtx_1): Likewise.
+       * genopinit.c (gen_insn): Likewise.
+       * integrate.c (subst_constants): Likewise.
+       * jump.c (reversed_comparison_code_parts,
+       reversed_comparison_code, delete_related_insns,
+       rtx_renumbered_equal_p): Likewise.
+       * local-alloc.c (block_alloc): Likewise.
+       * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
+       canonicalize_condition): Likewise.
+       * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
+       Likewise.
+       * optabs.c (add_equal_node, expand_binop): Likewise.
+       * predict.c (estimate_probability): Likewise.
+       * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
+       * recog.c (validate_replace_rtx_1, comparison_operator,
+       offsettable_address_p, constrain_operands): Likewise.
+       * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
+       Likewise.
+       * regclass.c (scan_one_insn): Likewise.
+       * regmove.c (stable_and_no_regs_but_for_p): Likewise.
+       * regrename.c (kill_autoinc_value): Likewise.
+       * reload.c (find_reusable_reload, find_reloads,
+       reg_overlap_mentioned_for_reload_p): Likewise.
+       * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
+       * rtl.c (copy_rtx): Likewise.
+       * rtl.h (CONSTANT_P, INSN_P): Likewise.
+       * rtlanal.c (commutative_operand_precedence): Likewise.
+       * sched-deps.c (conditions_mutex_p): Likewise.
+       * sched-rgn.c (is_cfg_nonregular): Likewise.
+       * simplify-rtx.c (simplify_gen_binary,
+       simplify_gen_relational, simplify_replace_rtx,
+       simplify_unary_operation, simplify_binary_operation,
+       simplify_ternary_operation, simplify_rtx): Likewise.
+       * unroll.c (reg_dead_after_loop): Likewise.
+       * config/alpha/alpha.c (alpha_swapped_comparison_operator,
+       print_operand): Likewise.
+       * config/arc/arc.c (proper_comparison_operator): Likewise.
+       * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
+       Likewise.
+       * config/avr/avr.c (_reg_unused_after): Likewise.
+       * config/frv/frv.c (frv_ifcvt_modify_tests,
+       frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
+       * config/i386/i386.c (ix86_comparison_operator,
+       ix86_carry_flag_operator, fcmov_comparison_operator,
+       arith_or_logical_operator, print_operand,
+       ix86_expand_binary_operator, ix86_binary_operator_ok):
+       Likewise.
+       * config/i386/i386.md: Likewise.
+       * config/ia64/ia64.c (not_postinc_memory_operand,
+       ia64_print_operand, update_set_flags, errata_emit_nops):
+       Likewise.
+       * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
+       CONSTRAINT_OK_FOR_S): Likewise.
+       * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
+       mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
+       ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
+       ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
+       Likewise.
+       * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
+       eqne_comparison_operator, signed_comparison_operator):
+       Likewise.
+       * config/mips/mips.c (cmp_op, symbolic_expression_p):
+       Likewise.
+       * config/mmix/mmix (mmix_foldable_comparison_operator,
+       mmix_comparison_operator): Likewise.
+       * config/pa/pa.c (hppa_legitimize_address): Likewise.
+       * config/rs6000/rs6000.c (stmw_operation,
+       branch_comparison_operator, trap_comparison_operator,
+       ccr_bit): Likewise.
+       * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
+       * config/s390/s390.c (s390_alc_comparison,
+       s390_slb_comparison):L Likewise.
+       * config/sh/sh.c (gen_block_redirect, reg_unused_after):
+       Likewise.
+       * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
+       noov_compare_op, noov_compare64_op, v9_regcmp_op,
+       emit_hard_tfmode_operation, reg_unused_after)
+       * doc/md.texi, doc/rtl.texi: Likewise.
+
+       * ra-debug.c: Add 2004 to list of copyright years.
+       * unroll.c: Likewise.
+
+       * combine.c (simplify_logical): Remove dummy test,
+       (apply_distributive_law): Fix typo in comment.
+       GET_CODE (x) == AND so x is a commutative binary op.
+       * jump.c (delete_related_insns): simplify loop
+       condition, move testing of RTX codes inside the loop.
+       (rtx_renumbered_equal_p): do not use RTX_CODE.
+       * rtl.c (rtx_class): Declare as enum rtx_class.
+       * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
+       Move to RTX_COMM_COMPARE class.
+       (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
+       Move to RTX_CONST_OBJ class.
+       * rtl.h (enum rtx_class): New declaration,
+       (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
+       RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
+       RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
+       RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
+       RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
+       ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
+       SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
+       OBJECT_P): New macros.
+       * config/sparc/sparc.c (noov_compare_op): Remove register
+       from parameter.
+
+2004-03-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * target.h: Remove texi jargons in comments.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
+       threshold to 0x4f.
+
+       Revert:
+       2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
+       * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
+       as well.
+       * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
+       * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/md.texi (cbranchmode4): New.
+
+2004-03-02  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips16.S: Change fixsfsi and fixdfsi to
+       fix_trunc.
+       * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
+       * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
+       * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
+       * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
+
+2004-03-02  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/11767
+       * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
+       * optabs.c (prepare_cmp_insn): Force trapping memories to registers
+       before the compare, if flag_non_call_exceptions.
+
+2004-03-02  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/14327
+       * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
+       emitting the label, not after.
+
+2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
+       (m68hc11_mov_addr_mode): Likewise.
+       (m68hc11_override_options): Initialize them based on target.
+       (register_indirect_p): Allow a MEM for indirect addressing modes and
+       use flags to control what is allowed.
+       (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
+       supported addressing modes.
+       (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
+       (go_if_legitimate_address_internal): Likewise.
+       (m68hc11_indirect_p): Likewise and check the mode.
+       (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
+       (expand_builtin_setjmp_setup): Use
+       targetm.builtin_setjmp_frame_value instead of
+       BUILTIN_SETJMP_FRAME_VALUE.
+       * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
+       * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
+       (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+       * target.h (gcc_target): Add builtin_setjmp_frame_value.
+       * targhooks.c (default_builtin_setjmp_frame_value): New.
+       * targhooks.h: Add a prototype for
+       default_builtin_setjmp_frame_value.
+       * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
+       TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+
+2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
+       sequences of moves.
+       (add peepholes): New peepholes to optimize sequences adding small
+       constants.
+       (bset peepholes): New peepholes to transform an OR in a bset form
+       (bclr peepholes): Likewise for bclr form.
+       (cmp peepholes): New peepholes to avoid register copies when comparing.
+
+2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
+       to separate push from moves.
+       ("*pushdf_internal"): Likewise.
+       ("*pushsf_internal"): Likewise.
+       ("*pushsi_internal"): Likewise.
+       ("movdi_internal"): Use define_insn_and_split; non push operand.
+       ("movdf_internal"): Likewise.
+       ("movsf_internal"): Likewise.
+       ("movsi_internal"): Likewise.
+       ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
+       ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
+       ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
+
+2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
+       ("cmphi_z_used", "cmpqi_z_used"): Likewise.
+       ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
+       ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
+       ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
+       ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
+       ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
+       ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
+       ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
+       ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
+       ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
+
+2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
+       (SOFT_XY_REGNUM): Define.
+       (cmp split): Use the above instead of hard coded numbers.
+       (8-bit op split): No need to check the mode; allow Q_REG.
+       (ashift split): Adjust the first operand if it uses the SP and we
+       are pushing the shifted value.
+       (plus shift split): Fix when a source is in register D+X.
+       ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
+
+2004-03-02  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
+       comparing with Z register.
+
+2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * cfgloop.h (struct loop_desc): Removed.
+       (struct loop): Fields simple, desc and has_desc removed.
+       (simple_loop_p, count_loop_iterations): Declaration removed.
+       * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
+       (unmark_altered, blocks_invariant_registers, unmark_altered_insn
+       blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
+       invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
+       simple_loop_exit_p, variable_initial_value, variable_initial_values,
+       simple_condition_p, simple_increment, count_strange_loop_iterations,
+       inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
+       Removed.
+       * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genattrtab.c: Don't handle MATCH_INSN.
+       * genrecog.c: Likewise.
+       * gensupport.c: Likewise.
+       * rtl.def (match_insn): Remove.
+       * doc/md.texi (match_insn, match_insn2): Remove.
+
+2004-03-02  Mark Mitchell  <mark@codesourcery.com>
+
+       * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
+       macro results in memory allocation.
+
+2004-03-02  David O'Brien  <obrien@FreeBSD.org>
+
+       * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
+       * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
+       %(fbsd_dynamic_linker),
+       (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
+       config/i386/freebsd.h
+       * config/arm/freebsd.h: Ditto.
+       * config/i386/freebsd.h: Ditto.
+       * config/i386/freebsd64.h: Ditto.
+       * config/ia64/freebsd.h: Ditto.
+       * config/rs6000/sysv4.h: Ditto.
+       * config/sparc/freebsd.h: Ditto.
+
+2004-03-02  Loren James Rittle  <ljrittle@acm.org>
+
+       * gcc/doc/install.texi (*-*-freebsd*): Update target information.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * rtl.def (define_combine): Remove.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Tweak formatting.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (*cmphi_h8300): Rename to
+       *cmphi_h8300_znvc.
+       (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
+
+2004-03-01  Mark Mitchell  <mark@codesourcery.com>
+
+       PR bootstrap/14356
+       * gcc.c (process_command): Remove const-qualification from argv.
+       (main): Likewise.
+
+2004-03-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
+       pushqi1_h8300hs_advanced.  Adjust its caller.
+       (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
+       Adjust its caller.
+
+2004-03-02  Nicolas Roche  <roche@act-europe.fr>
+
+       * Makefile.in (install-libgcc, install-multilib): Pass
+       mkinstalldirs var to libgcc.mk.
+
+2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
+       * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
+
+2004-03-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
+       * config/h8300/h8300.md: Split several peephole2's, each into
+       two.
+
+2004-03-02  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * dominance.c (recount_dominator): Handle postdominators.
+
+2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
+       (NUM_SYMBOL_TYPES): Likewise.
+       (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
+       (mips_unspec_address): Declare.
+       (mips_gotoff_page, mips_gotoff_global): Delete.
+       * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
+       * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
+       (mips_symbolic_constant_p, mips_symbolic_address_p)
+       (mips_symbol_insns): Handle new symbol types.
+       (general_symbolic_operand): New predicate.
+       (mips_unspec_address): Make extern.
+       (mips_gotoff_page, mips_gotoff_global): Delete.
+       (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
+       Handle new symbol types.
+       * config/mips/mips.md (*lea_high64, *lea64): New patterns.
+       (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
+       mips_unspec_address directly.
+       * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
+       the documentation of -mexplicit-relocs.
+
+2004-03-01  Jeff Law  <law@redhat.com>
+
+       * fold-const.c (fold): An equality comparison of a non-weak object
+       against zero has a known result.  Similarly an equality comparison
+       of the address of two non-weak, unaliased symbols has a known result.
+
+       * ggc-page.c (struct page_entry): New field PREV.
+       (ggc_alloc): Update PREV field appropriately.
+       (sweep_pages): Likewise.
+       (ggc_free): Likewise.  Use PREV field rather than loop to
+       improve ggc_free performance.
+
+2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_output_division): Use the division
+       instruction to fill the delay slot of a zero check.
+       (mips_idiv_insns): Adjust accordingly.
+
+2004-03-01  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * config.gcc: Create a default tmake_file for linux, and use
+       it in all but two linux clauses.  Comment those two.
+
+2004-03-01  Paolo Bonzini  <bonzini@gnu.org>
+
+       * combine.c (try_combine):  Do not refer to is_replaced.
+       (gen_lowpart_for_combine):  Perverse subregs now have a
+       more politically correct name.
+       * cse.c (cse_insn): Likewise.
+       * jump.c: Fix bogus reference to delete_insn.
+
+2004-02-29  Mark Mitchell  <mark@codesourcery.com>
+
+       PR debug/14328
+       * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
+       constants as signed values.
+
+       PR middle-end/13448
+       * c-tree.h (readonly_warning): Rename to ...
+       (readonly_error): ... this.
+       * c-typeck.c (build_unary_op): Adjust accordingly.
+       (readonly_warning): Rename to ...
+       (readonly_error): ... this and issue errors, not warnings.
+       (build_modify_expr): Call readonly_error, not readonly_warning.
+       (c_expand_asm_operands): Likewise.
+       * tree-inline.c (optimize_inline_calls): Do not inline functions
+       after errors have occurred.
+
+2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Rearrange some threading code for clarity;
+       add section comment.
+       * configure: Regenerate.
+
+2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
+       typos.
+       * doc/cppopts.texi: Fix a typo.
+
+2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i386/i386.md: Fix formatting.
+
+2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Add some comments delineating sections of code.
+
+       * doc/install.texi: Note that libada uses autoconf 2.57 also.
+
+       * doc/install.texi: Fix idiot typo in previous commit.
+
+       * doc/install.texi: Update for conversion of intl to autoconf 2.57.
+
+2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Add comments about peephole2's.
+
+2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Tweak operand numbers of some
+       peephole2's.
+
+2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Tweak comments about peephole2's.
+
+2004-02-29  Waldek Hebisch  <hebisch@math.uni.wroc.pl>
+
+       PR middle-end/14203
+       * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
+       instead of testing whether DECL_RTL is not NULL.
+
+2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/sh/sh.c: Fix formatting.
+
+2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/sh/sh.c: Convert to ISO-C.
+
+2004-02-28  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
+       my previous patch.
+
+       * config/darwin.h (machopic_finish): Output stub even if the
+       symbol is already defined.
+
+2004-02-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
+
+2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genattr.c (main): Don't define
+       TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
+       * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
+       (DFA_PIPELINE_INTERFACE): Likewise.
+       * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
+       (DFA_PIPELINE_INTERFACE): Likewise.
+
+2004-02-28  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.md (tstsi, tstdi): Delete.
+
+2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
+
+       * config/mips/mips.c (override_options): Remove an obsolete
+       duplicate definition of the "e" constraint.
+       * config/mips/mips.h: Update a comment accordingly.
+
+2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
+
+       * config/mips/mips.md: Complete the unfinished R4000
+       multiply/shift errata workaround.  Improve documentation.
+       (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
+       has a hilo hazard.
+       (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
+       (muldi3, muldi3_internal): Likewise.
+       (muldi3_internal2): Remove, replacing with...
+       (muldi3_mult3, muldi3_r4000): ...these new patterns.
+       (mulsidi3): Take the errata into account.
+       (mulsidi3_32bit): Remove, replacing with...
+       (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
+       (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
+       (umulsidi3): Take the errata into account.
+       (umulsidi3_32bit): Remove, replacing with..
+       (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
+       (umulsi3_highpart, umulsi3_highpart_internal): Disable if
+       TARGET_FIX_R4000.
+       (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
+       (smuldi3_highpart, umuldi3_highpart): Likewise.
+       * doc/invoke.texi: Document the errata workaround.
+
+2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
+
+       * config/mips/mips-protos.h (mips_idiv_insns): Declare.
+       * config/mips/mips.h (MASK_FIX_SB1): Bump.
+       (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
+       (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
+       * config/mips/mips.c (mips_idiv_insns): New function.
+       (override_options): Make -march=r4000 imply -mfix-r4000 by default.
+       (mips_output_division): Add a workaround for the R4000 divide/shift
+       errata.
+       * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
+       the length of an "idiv" instruction.
+       * doc/invoke.texi: Document the new switches.
+
+2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
+       TARGET_SCHED_IS_COSTLY_DEPENDENCE.
+
+2004-02-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       PR optimization/14229
+       * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
+
+2004-02-28  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * fold-const.c (fold): Strip NOPs that change the signedness
+       for RSHIFT too.  Expand comment.
+
+2004-02-27  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       PR optimization/7871
+       * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
+       from or to call insns.
+
+2004-02-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR optimization/7871
+       * flow.c (propagate_one_insn): Interpret calls as setting global
+       registers, not merely clobbering them.
+
+2004-02-27  Dale Johannesen  <dalej@apple.com>
+
+       * config/darwin.c (machopic_output_possible_stub_label):  Remove.
+       config/darwin-protos.h:  Ditto.
+       config/darwin.h:  Remove call to it.
+       * combine.c (distribute_notes): Do not place a REG_DEAD note
+       when value is both set and used.
+
+2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
+       as well.
+       * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
+       * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
+
+2004-02-27  Andrew Pinski  <apinski@apple.com>
+
+       * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
+       Speedup common case of the type values being in the same order.
+
+2004-02-27  Steve Ellcey  <sje@cup.hp.com>
+
+       * config/ia64/ia64.h (no-inline-float-divide): New option.
+       * config/ia64/ia64.h (no-inline-int-divide): New option.
+       * config/ia64/ia64.h (no-inline-sqrt): New option.
+       (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
+       * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
+       * config/ia64/ia64.c (ia64_override_options): Modify error
+       checking for inlined division/sqrt.
+
+2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
+       ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
+       value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
+       config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
+       copyright.
+
+2004-02-27  Paul Brook  <paul@codesourcery.com>
+
+       * function.c (assign_parms): Don't count pretend args for alignment.
+
+2004-02-27  Richard Henderson  <rth@redhat.com>
+
+       * passes.c: New file.
+       * Makefile.in (OBJS-common): Add it.
+       * diagnostic.c (rtl_dump_and_exit): Move decl ...
+       * flags.h (rtl_dump_and_exit): ... here.
+       * output.h (size_directive_output, last_assemble_variable_decl):
+       Move from toplev.c.
+       * rtl.h (reg_alloc): Move from toplev.c.
+       * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
+       struct dump_file_info, enum dump_file_index, dump_file_tbl,
+       open_dump_file, close_dump_file, rest_of_decl_compilation,
+       rest_of_type_compilation, rest_of_handle_final,
+       rest_of_handle_delay_slots, rest_of_handle_stack_regs,
+       rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
+       rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
+       rest_of_handle_regrename, rest_of_handle_reorder_blocks,
+       rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
+       rest_of_handle_tracer, rest_of_handle_if_conversion,
+       rest_of_handle_if_after_combine, rest_of_handle_web,
+       rest_of_handle_branch_prob,
+       rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
+       rest_of_handle_addressof, rest_of_handle_sibling_calls,
+       rest_of_handle_jump_bypass, rest_of_handle_inlining,
+       rest_of_handle_null_pointer, rest_of_handle_combine,
+       rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
+       rest_of_handle_gcse, rest_of_handle_loop_optimize,
+       rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
+       (decode_d_option): Use enable_rtl_dump_file.
+       (compile_file, finalize, do_compile): Move profile+combine+graph
+       cleanup to finish_optimization_passes.
+       * toplev.h (init_optimization_passes, finish_optimization_passes,
+       enable_rtl_dump_file): Declare.
+
+2004-02-27  Eric Botcazou  <ebotcazou@act-europe.fr>
+           Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold): Revert 2004-02-25 change.  Use the original
+       operands to build a tree with swapped operands.
+       * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
+       'unsignedp' predicate to specify the signedness.
+
+2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
+       expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
+       params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
+       comment typos and formatting.  Follow spelling conventions.
+
+2004-02-26  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
+       fix_truncsfsi2.
+
+       * config/rs6000/spe.md: Delete spe_efsctuiz.
+       Add spe_fixuns_truncsfsi2.
+       Add spe_fix_truncsfsi2.
+
+2004-02-26  Eric Christopher  <echristo@redhat.com>
+
+       * c-lex.c (c_lex_string_translate): New variable.
+       (lex_string): Use to determine string translation.
+       * c-pragma.h: Prototype.
+       * c-parse.in (start_string_translation): New. Set above.
+       (stop_string_translation): Ditto.
+       (attribute, attribute_list, asm_def, asm_stmt,
+       asm_operand): Use above functions.
+       * cp/parser.c (cp_parser_declaration): Translate strings
+       unless token is RID_EXTERN. Set c_lex_string_translate
+       for recursive use.
+       (cp_parser_asm_definition): Only translate argument strings
+       to asms.
+       (cp_parser_asm_operand_list): Ditto.
+       (cp_parser_attribute_list): Do not translate attribute strings.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * stmt.c (expand_start_case_dummy): Remove.
+       * tree.h: Remove the corresponding prototype.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * builtins.c (apply_args_register_offset): Remove.
+       * tree.h: Remove the corresponding prototype.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * stor-layout.c (is_pending_size): Remove.
+       * tree.h: Remove the corresponding prototype.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * recog.c (validate_replace_src): Remove.
+       * recog.h: Remove the corresponding prototype.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
+       MAYBE_REG_PARM_STACK_SPACE.
+       * function.c: Likewise.
+       * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
+       (MAYBE_REG_PARM_STACK_SPACE): Likewise.
+       * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
+       (MAYBE_REG_PARM_STACK_SPACE): Likewise.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-decl.c (c_expand_deferred_function): Remove.
+       * c-tree.h: Remove the corresponding prototype.
+
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * postreload.c (reload_cse_move2add): Generate just a PLUS
+       instead of an entire SET.
+
+2004-02-26  Jan Hubicka  <jh@suse.cz>
+
+       * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
+       /pentium4m.
+       * i386.c (override_options): Add support for new CPUs.
+       * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
+       (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
+       constants.
+       * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
+
+2004-02-26  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
+
+2004-02-26  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
+       (sparc_emit_fixunsdi): New prototype.
+       * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
+       (sparc_emit_fixunsdi): New function.
+       * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
+       operand 1.  Pass SFmode to sparc_emit_floatunsdi.
+       (floatunsdidf2): Use 'general_operand' for operand 1.  Pass DFmode
+       to sparc_emit_floatunsdi.
+       (fixuns_truncsfdi2): New expander.
+       (fixuns_truncdfdi2): Likewise.
+
+2004-02-26  Alan Modra  <amodra@bigpond.net.au>
+
+       * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
+       unless HAVE_cc0.
+
+2004-02-25  Richard Henderson  <rth@redhat.com>
+
+       * explow.c (force_reg): Call mark_reg_pointer as appropriate.
+       * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
+       use (op0-op1) == 0 if op0 is a pointer.
+       * config/alpha/alpha.md (cmpdi): Use some_operand.
+       (three comparison combine splits): Remove.
+
+2004-02-25  Richard Henderson  <rth@redhat.com>
+
+       PR c/12794
+       * c-common.c (handle_alias_attribute): Reject the attribute if
+       current_function_decl is set.
+
+2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * config.gcc: Add comment describing extra_gcc_objs.
+       i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
+       * configure.ac (extra_gcc_objs): New substitution variable.
+       (host_extra_gcc_objs): Don't substitute.
+       * configure: Regenerate.
+       * Makefile.in: Use extra_gcc_objs.
+
+2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * doc/contrib.texi: Add an entry for myself.
+
+2004-02-25  Jan Hubicka  <jh@suse.cz>
+
+       * basic-block.h (make_eh_edge, break_superblocks): Declare.
+       * cfgbuild.c (make_eh_edge):  Make global.
+       * cfglayout.c (break_superblocks): Likewise; fix memory leak.
+       * except.c (build_post_landing_pads, connect_post_landing_pads,
+       dw2_build_landing_pads, sjlj_emit_function_enter,
+       sjlj_emit_function_exit, sjlj_emit_dispatch_table,
+       sjlj_build_landing_pads): Update CFG.
+       (emit_to_new_bb_before): New function.
+       (finish_eh_generation): Do not rebuild the CFG.
+
+2004-02-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
+       target_cpu_default defines.
+       * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
+       * pa.h (TARGET_DEFAULT): Likewise.
+
+2004-02-25  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
+       comparisons with regard to signedness.
+
+2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (thumb_legitimize_address): New function.
+       * arm-protos.h: Prototype it.
+       * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
+       (LEGITIMIZE_ADDRESS): Use it.
+
+2004-02-25  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * reload1.c (reload): Only spill eliminable register with multiple
+       adjacent elimination alternatives if all alternatives fail.
+
+2004-02-25  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (arm_legitimate_index_p): For QImode the range of an offset
+       is -4095...+4095 inclusive.
+
+2004-02-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/install.texi (sparc-sun-solaris2* specific notes): Document
+       the bootstrap failure with Sun CC 5.4 and 5.5.
+
+2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * cse.c (cse_change_cc_mode_insns): Stop at any instruction
+       which modifies NEWREG.
+       (cse_condition_code_reg): Update the mode of CC_REG in
+       CC_SRC_INSN on our own.
+
+2004-02-24  Michael Matz  <matz@suse.de>
+
+       * config/i386/i386.c (ix86_comp_type_attributes): Check for
+       regparm attributes.
+
+2004-02-24  Richard Henderson  <rth@redhat.com>
+
+       * toplev.c (dump_file_tbl): Rename from dump_file.
+       * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
+       cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
+       config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
+       config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
+       loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
+       ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
+       toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
+       s/rtl_dump_file/dump_file/g.
+
+2004-02-24  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
+       (spe_fixuns_truncsfsi2): Delete.
+
+       * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
+       (fixuns_truncsfsi2): Delete.
+
+2004-02-24  Josef Zlomek  <zlomekj@suse.cz>
+
+       PR/14240
+       * rtlanal.c (replace_label): Fix replacing labels in constant pool.
+
+2004-02-24  Geoffrey Keating  <geoffk@apple.com>
+
+       * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
+
+2004-02-24  Jason Merrill  <jason@redhat.com>
+
+       * tree.c (check_qualified_type): New fn.
+       (get_qualified_type): Use it.  If type already has the desired
+       quals, just return it.
+       * tree.h: Declare it.
+
+2004-02-24  Sanjiv Kumar Gupta  <sanjivg@noida.hcltech.com>
+
+       * target-def.h (TARGET_SCHED_INIT_GLOBAL,
+       TARGET_SCHED_FINISH_GLOBAL): New macros.
+
+       * target.h (md_init_global, md_finish_global): Function
+       declarations corresponding to new target macros.
+
+       * haifa-sched.c (sched_init, sched_finish): Allow target to
+       call the new schedular hooks.
+
+       * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
+       call to update_life_info.
+
+       * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
+       flag_schedule_insns for SH4.
+
+       * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
+       find_set_regmode_weight, find_insn_regmode_weight,
+       find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
+       sh_variable_issue, high_pressure, ready_reorder,
+       rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
+       functions used to throttle the insn movement in first
+       scheduling pass for SH.
+
+       * gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
+       TARGET_SCHED_FINISH_GLOBAL.
+
+2004-02-24  Alexandre Oliva  <aoliva@redhat.com>
+
+       Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
+       2004-02-05  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
+       symbols in sections named by the user.
+       2004-01-30  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
+       2004-01-27  Alexandre Oliva  <aoliva@redhat.com>
+       * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
+       * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
+       the above.
+       2004-01-20  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
+       one more pseudo to further improve code generation.
+       2004-01-19  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
+       inside UNSPEC.
+       2004-01-16  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_legitimate_address_p): Added
+       allow_double_reg_p argument.  Adjust all callers.  Use it to
+       decide whether to enable double-register indirect addressing.
+       (frv_funcdesc_alias_set): Remove.
+       (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
+       register.  Emit movdi_ldd.
+       (ldd_address_operand): New.
+       * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
+       * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
+       (PREDICATE_CODES): Add ldd_address_operand.
+       * config/frv/frv.md (movdi_ldd): New.
+       (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
+       intermediate computations if possible.
+       (symGOTOFF2reg_i): Fix harmless typo.
+       2003-12-18  Alexandre Oliva  <aoliva@redhat.com>
+       * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
+       relocated p_vaddr to vaddr type.
+       * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
+       * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
+       (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
+       MEM, or use a funcdesc alias set.  Use regular move instead of
+       ldd.
+       (dbl_memory_one_insn_operand): Recognize function descriptors by
+       type or by alias set, and don't split them.
+       * config/frv/frv.md (call, call_value): Never use call_internal
+       for fdpic.
+       (call_internal, call_value_internal): Never match for FDPIC.
+       (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
+       call_value_fdpicsi): Require FDPIC.
+       (ldd): Removed.
+       2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
+       * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
+       (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
+       FDPIC.  Compute data base address.
+       * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
+       before the other self-specs are processed.
+       * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
+       Build with -fPIC.
+       2003-12-15  Alexandre Oliva  <aoliva@redhat.com>
+       * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
+       inhibit_libc is defined.
+       2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
+       * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
+       __FRV_FDPIC__.
+       (__RELOC_POINTER): Define.
+       (_Unwind_IteratePhdrCallback): Use it.
+       * config/frv/frv.h (Twrite): Define.
+       (TRANSFER_FROM_TRAMPOLINE): Use it.
+       * config/frv/linux.h (INVOKE__main): Undefine.
+       (Twrite): Override.
+       2003-12-05  Richard Sandiford  <rsandifo@redhat.com>
+       * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
+       (-mlibrary-pic): Emphasize that this option generates EABI code.
+       (-mcpu): Add fr550.
+       (-mpack): Remove.
+       2003-11-30  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
+       and CONSTs in FDPIC mode.
+       * gcc/config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
+       2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv.c (move_source_operand): Don't accept symbolic
+       constants.
+       * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
+       rather than 'i' constraint for the 2-instruction alternative.
+       (*movsi_2word): New, incorporating existing int_2word_operand splitter.
+       2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
+       EXTRA_CONSTRAINT_FOR_Y.
+       (EXTRA_CONSTRAINT): Remove handling of 'Y'.
+       * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
+       (addsi3): Change 'Y' constraint to 'Q'.
+       2003-11-27  Richard Sandiford  <rsandifo@redhat.com>
+       * reload.c (CONST_POOL_OK_P): New macro.
+       (find_reloads): Use it to decide whether a constant can be forced
+       into memory.
+       * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
+       constant satisfies got12_operand.
+       (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
+       (frv_legitimate_address_p): Check for valid unspec offsets using
+       got12_operand rather than frv_legitimate_fdpic_operand_p.
+       (frv_legitimate_fdpic_operand_p): Delete.
+       (frv_emit_movsi): Abort if we try to use the FDPIC register during
+       or after reload.
+       (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
+       TARGET_FDPIC.
+       * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
+       2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
+       (frv_fdpic_fptr_operand): Don't declare here.
+       * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
+       rather than fdpic_got12_operand.
+       (PREDICATE_CODES): Remove symbolic_operand entry.  Add entries for
+       got12_operand and const_unspec_operand.
+       * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
+       (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
+       (symbolic_operand): Remove.
+       (const_unspec_operand): New predicate.
+       * config/frv/frv.md (*movsi_got): Use got12_operand.
+       (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
+       2003-11-18  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
+       * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
+       * config/frv/frv.c (frv_unspec): New structure.
+       (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
+       (frv_print_operand_memory_reference): Use frv_const_unspec_p to
+       validate CONST indices.  Use frv_output_const_unspec to print them.
+       (frv_print_operand): Update call to unspec_got_name.  Use
+       frv_output_const_unspec to print constant unspecs.
+       (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
+       Reject UNSPECs otherwise.
+       (unspec_got_name): Take the relocation number as argument, not an
+       rtx containing it.
+       (frv_output_addr_const_extra): Remove, replacing with...
+       (frv_output_const_unspec): ...this new function.
+       (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
+       (gpr_or_int12_operand): Use fdpic_got12_operand.
+       (dbl_memory_one_insn_operand): Likewise.
+       (fdpic_got12_operand): Use frv_const_unspec_p.
+       (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
+       are already legitimate.  Use frv_small_data_reloc_p when deciding
+       whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
+       2003-11-18  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
+       * config/frv/libgcc-frv.ver: ... frv-specific symbols.  New file.
+       * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
+       label, for real this time.
+       * config/frv/frv.c (frv_local_funcdesc_p): Update to new
+       representation of visibility.
+       (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
+       such.
+       2003-11-17  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
+       (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
+       * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
+       it was explicitly disabled.
+       (frv_stack_info): There is no need to save the link register in every
+       frame unless TARGET_LINKED_FP is true.
+       (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
+       frame pointer if the stack pointer might change value.
+       (frv_return_addr_rtx): Check and process "count" argument.
+       2003-11-14  Richard Sandiford  <rsandifo@redhat.com>
+       * config/frv/frv-protos.h (frv_legitimize_address): Remove.
+       (frv_find_base_term): Declare.
+       * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
+       (FIND_BASE_TERM): Define.
+       (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
+       small_data_register_operand, small_data_symbolic_operand.  Add
+       symbolic_operand.
+       * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
+       (frv_print_operand_memory_reference, output_move_single): Remove
+       special handling for unlegitimized sdata addresses.
+       (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
+       and symbolic addresses.
+       (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
+       (frv_find_base_term): New function.
+       (int_2word_operand): Check specifically for symbolic address constants.
+       (pic_register_operand, pic_symbolic_operand): Delete.
+       (small_data_register_operand, small_data_symbolic_operand): Delete.
+       (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
+       Allow UNSPEC_GOT constants if !TARGET_FDPIC.
+       (move_source_operand): Only accept CONSTs if they're a two-insn
+       symbolic constant.
+       (fdpic_got12_operand): Don't require TARGET_FDPIC.
+       (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
+       using gen_symGOTOFF2reg*.
+       (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
+       (frv_rtx_costs): Give all MEM addresses a cost of 0.  Give MEMs
+       themselves a cost of 3 insns.
+       * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
+       Change predicate to symbolic_operand.
+       (*movsi_high_got, *movsi_lo_sum_got): Likewise.
+       (*movsi_lda_sdata): Delete.
+       (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
+       2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
+       * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
+       frv-*-*linux*.
+       * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
+       label.
+       * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
+       -multilib-library-pic.
+       (LINK_SPEC): Add -z text for -mfdpic.
+       * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
+       * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
+       * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
+       Override.
+       (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
+       FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
+       * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
+       crtstuff-generated files.
+       2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
+       * config.gcc: Add frv-*-*linux*.
+       * config/frv/linux.h, config/frv/t-linux: New.
+       2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
+       when -mfdpic even if a linker script is explicitly listed.
+       2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_override_options): Clear asm_out
+       unaligned_op for SImode on FDPIC.
+       (frv_emit_movsi): Use compute_reloc_for_constant to compute the
+       argument passed to decl_readonly_section.
+       (frv_assemble_integer): Revert 2003-09-30's change, but make the
+       whole block run with FDPIC even with -fno-PIC.
+       2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
+       symbol or label plus offset to memory.
+       (frv_emit_movsi): Emit GPREL only if -mgprel-ro.  Emit 32-bit
+       GOTOFF and GPREL for LABEL_REF.
+       * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
+       -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
+       (MASK_GPREL_RO, TARGET_GPREL_RO): New.
+       (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
+       * doc/invoke.texi: Document them.
+       2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
+       (frv_splittable_got_operand): Removed.
+       * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
+       LO_SUM.  Add comments.
+       (frv_override_options): Moved enabling of FDPIC to
+       DRIVER_SELF_SPECS.  Don't enable MASK_DWORD.
+       (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
+       (frv_legitimize_fdpic_address): Don't duplicate logic in
+       frv_emit_movsi.
+       (frv_gen_GPsym2reg): New.
+       (unspec_got_name): Added gprel.
+       (frv_expand_fdpic_call): Add support for inlining PLTs.
+       (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
+       (gpr_or_int12_operand): Added GPREL12.
+       (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
+       (small_data_symbolic_operand): Fail if FDPIC.
+       (fdpic_splittable_got_operand): Removed.
+       (fdpic_got12_operand): Added GPREL12.
+       (frv_emit_movsi): Reorganize to avoid duplication.  Emit GPREL
+       when appropriate.  Fix sdata GOTOFF.
+       (frv_legitimate_constant_p): Require legitimate PIC operand for
+       FDPIC with pic, but only a legitimate fdpic operand for non-pic.
+       (frv_assemble_integer): Move FDPIC funcdesc handling out of
+       flag_pic case.
+       (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
+       frv_assemble_integer fails.
+       * config/frv/frv.h (DRIVER_SELF_SPECS): New.
+       (SUBTARGET_DRIVER_SELF_SPECS): New.
+       (ASM_SPEC): Don't pass -mno-fdpic.
+       (LINK_SPEC): Pass -melf32frvfd for FDPIC.
+       (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
+       (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
+       -multilib-library-pic.
+       (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
+       condexec_si_media_operator, condexec_sf_add_operator and
+       condexec_sf_conv_operator.  Removed condexec_sf_binary_operator
+       and condexec_sf_unary_operator.
+       * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
+       New.
+       (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
+       movsi_internal.  Give them internal names.  movsi_got has type
+       int.
+       (fdpic got splitters): Remove.
+       (symGPREL2reg, symGPREL2reg_hilo): New.
+       * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
+       to -mlibrary-pic.  Map -multilib-library-pic to it.
+       * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
+       Document.
+       2003-09-28  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
+       (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
+       (frv_cannot_force_const_mem): New function.
+       (const_small_data_p, plus_small_data_p): Update comments on sdata
+       on FDPIC.
+       (frv_override_options): Set flag_pie for FDPIC too.
+       (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
+       call-saved registers on FDPIC.
+       (frv_stack_info): Don't preserve the PIC register on FDPIC, and
+       don't force LR to be preserved.
+       (frv_expand_prologue): Likewise.
+       (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
+       (frv_frame_pointer_required): Don't force it just because the
+       FDPIC register is used.
+       (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
+       operand only if !condexec_p.
+       (frv_legitimize_address): Return the FDPIC-legitimized address.
+       Don't match small data here on FDPIC.
+       (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
+       symbols.  Use TRUE/FALSE instead of 1/0.
+       (frv_local_funcdesc_p): New.
+       (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
+       immediates when possible.
+       (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
+       (dbl_memory_one_insn_operand): Accept addresses that add a REG and
+       an UNSPEC_GOT.
+       (frv_emit_movsi): Handle FDPIC before small data.  Use GOTOFF and
+       12-bit immediates when possible.
+       (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
+       are not legitimate pic operands.
+       (frv_in_small_data_p): Re-enable for FDPIC.
+       * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
+       (FRV_GLOBAL_P): Removed.
+       * config/frv/frv.md: Add modes to CONSTs.
+       (movsi_got): New.
+       (movsi_lo_sum_got): Use separate matches instead of match_dup.
+       (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
+       (fdpic splittable operations): Match on flag_pic != 1.
+       2003-09-22  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_asm_out_constructor,
+       frv_asm_out_destructor): Pass to frv_assemble_integer the size in
+       bytes, not bits.
+       2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
+       * config/frv/frv.c (frv_assemble_integer): Reject complex
+       expressions referencing function SYMBOL_REFs.
+       * config/frv/frv.c (frv_function_symbol_referenced_p): New.
+       (move_source_operand): Reject CONSTs that reference function
+       SYMBOL_REFs on FDPIC.
+       (frv_emit_movsi): If we get such a CONST, break it up.
+       * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
+       (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
+       * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
+       MEM.
+       (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
+       (frv_trampoline_size): Increase for FDPIC.
+       * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
+       (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
+       * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
+       Disable use of GOTOFF for now.
+       (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
+       Disable use of small data in FDPIC for now.
+       (frv_asm_output_mi_thunk): Implement for FDPIC.
+       * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
+       * config/frv/frv.c (frv_asm_out_constructor): Use
+       frv_assemble_integer for FDPIC pointers.
+       (frv_asm_out_destructor): Likewise.
+       * config/frv/frv.md (ldd): Fix order of operands.  Use
+       address_operand for input.
+       2003-09-18  DJ Delorie  <dj@redhat.com>
+       * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
+       (unspec_got_name): Correct typo.
+       (frv_emit_movsi): Pre-expand splittable GOTs.
+       (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
+       * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
+       (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
+       * config/frv/t-frv: Add -mfdpic multilibs.
+       * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
+       (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
+       * config/frv/frv.c (frv_override_options): -mfdpic assumes
+       flag_pic, default to 32-bit pics, require DWORD ops.
+       (frv_override_options): Add W and Z constraints.
+       (frv_expand_prologue): No pic prologue for -mfdpic.
+       (frv_asm_output_mi_thunk): Support -mfdpic (soon).
+       (frv_print_operand_memory_reference): Handle GOT constants.
+       (frv_legitimate_address_p): Allow GOT constants.
+       (frv_legitimize_address): Handle GOT addresses too.
+       (frv_legitimate_fdpic_operand_p): New.
+       (frv_legitimize_fdpic_address): New.
+       (unspec_got_name): New.
+       (frv_output_addr_const_extra): New.
+       (frv_expand_fdpic_call): New.
+       (frv_fdpic_fptr_operand): New.
+       (gpr_or_int12_operand): Handle GOT operands.
+       (int_2word_operand): Handle GOT operands.
+       (fdpic_operand): New.
+       (fdpic_splittable_got_operand): New.
+       (fdpic_got12_operand): New.
+       (frv_emit_movsi): Handle GOT operands.
+       (frv_assemble_integer): -mfdpic doesn't use rofixups.
+       (frv_print_operand): Support 'g' code for GOT operands.
+       * config/frv/frv-protos.h: Add prototypes as needed.
+       * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
+       R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
+       R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
+       R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
+       R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
+       R_FRV_GOTOFFLO): New.
+       (movsi_high_got, movsi_lo_sum_got): New.
+       (*movsi_pic): Don't use this splitter for -mfdpic.
+       (addsi3): Allow GOT references also.
+       (call, call_value): Handle -mfdpic separately.
+       (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
+       call_value_fdpicsi): New.
+       (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
+       symGOTOFF2reg_i): New.
+       * config/frv/frv.h (MASK_FDPIC): New.
+       (TARGET_FDPIC): New.
+       (TARGET_SWITCHES): Add -mfdpic.
+       (FDPIC_FPTR_REGNO): New.
+       (FDPIC_REGNO): New.
+       (OUR_FDPIC_REG): New.
+       (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
+       FDPIC_CALL_REGS.
+       (REG_CLASS_NAMES): Likewise.
+       (REG_CLASS_CONTENTS): Likewise.
+       (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
+       (EXTRA_CONSTRAINT): Add it here.
+       (FRV_GLOBAL_P): New.
+       (OUTPUT_ADDR_CONST_EXTRA): New.
+
+2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/sparc/sparc.h: Remove commented-out definitions of
+       TARGET_EDOM and GEN_ERRNO_RTX.
+
+2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
+       df_analyse with df_analyze.
+
+2004-02-24  Alan Modra  <amodra@bigpond.net.au>
+
+       * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
+       beginning of block.
+
+2004-02-23  James E Wilson  <wilson@specifixinc.com>
+
+       * calls.c (precompute_arguments): Update comment.
+
+2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * et-forest.c: Replace et_occurences with et_occurrences.
+
+2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
+       with iv_analyze.
+
+2004-02-23  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * config/i386/i386.c: Rename pni to sse3.
+       * config/i386/i386.h: Likewise.
+       * config/i386/i386.md: Likewise.
+       * config/i386/pmmintrin.h: Likewise.
+       * doc/extend.texi: Likewise.
+       * doc/invoke.texi: Likewise.
+
+2004-02-23  Zack Weinberg  <zack@codesourcery.com>
+           Kazu Hirata  <kazu@cs.umass.edu>
+
+       Remove -fwritable-strings.
+       * c-common.c (fix_string_type): Don't check
+       flag_writable_strings.
+       (fix_string_type): Likewise.
+       * c-opts.c (set_std_c89): Don't initialize
+       flag_writable_strings.
+       (set_std_c99): Likewise.
+       * common.opt (fwritable-strings): Remove.
+       * flags.h: Remove the external declaration of
+       flag_writable_strings.
+       * opts.c (common_handle_option) <OPT_fwritable_strings>:
+       Remove.
+       * toplev.c (flag_writable_strings): Remove.
+       (f_options): Remove an entry for writable-strings.
+       * varasm.c (const_hash_1) <STRING_CST>: Don't check
+       flag_writable_strings.
+       (compare_constant) <STRING_CST>: Likewise.
+       (build_constant_desc): Likewise.
+       * config/darwin.c (machopic_select_section): Likewise.
+       * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
+       * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
+       * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
+       * config/mips/mips.c (mips_select_section): Likewise.
+       (mips_encode_section_info): Likewise.
+       * config/pa/pa.c (pa_select_section): Likewise.
+       * config/pa/pa.h (TEXT_SPACE_P): Likewise.
+       * config/v850/v850.c (v850_select_section): Likewise.
+       * doc/invoke.texi (-fwritable-strings): Remove.
+       (-fno-const-strings): Don't mention -fwritable-strings.
+       * doc/trouble.texi: Don't mention -fwritable-strings.
+
+2004-02-23  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
+
+2004-02-23  Dale Johannesen  <dalej@apple.com>
+
+       * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
+       (movdf_hardfloat64):  Ditto.
+       (movdf_softfloat64):  Ditto.
+
+2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
+       * config/rs6000/rs6000.c (function_arg): call to
+       rs6000_mixed_function_arg for DFmode moved to allow
+       normal DFmode incoming register assignment.
+
+2004-02-23  Dale Johannesen  <dalej@apple.com>
+
+       * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
+       (movdf_hardfloat64):  Ditto.
+
+2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
+       config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
+       copyright.
+
+2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR c/14156
+       * c-typeck.c (c_expand_return): Change check for VAR_DECL
+       to use DECL_P instead.
+
+       * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
+       * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
+
+2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * Makefile.in (opts.o): Depend on target.h.
+       * opts.c (decode_options): Use targetm.default_short_enums
+       instead of DEFAULT_SHORT_ENUMS.
+       * system.h (DEFAULT_SHORT_ENUMS): Poison.
+       * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
+       (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
+       * target.h (gcc_target): Add default_short_enums.
+       * config/cris/cris.h: Remove a comment about
+       DEFAULT_SHORT_ENUMS.
+       * config/ip2k/ip2k.h: Likewise.
+       * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
+       TARGET_DEFAULT_SHORT_ENUMS.  Update the description.
+
+2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+           Falk Hueffner  <falk@debian.org>
+
+       PR c/14188
+       * builtins.c (expand_builtin_va_arg): Emit an informative message
+       if a trap is generated.
+       * c-typeck.c (build_function_call): Likewise.
+
+2004-02-22  Jakub Jelinek  <jakub@redhat.com>
+
+       * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
+       fopen.
+       * libgcov.c: Include sys/stat.h.
+       * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
+       * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
+       * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
+       * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
+
+2004-02-22  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * reorg.c: Remove comments about dead ports.
+
+2004-02-22  Christopher Faylor  <cgf@redhat.com>
+
+       * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
+       extra host object file when targetting cygwin rather than generic
+       object files.
+
+2004-02-22  Josef Zlomek  <zlomekj@suse.cz>
+
+       Merge from tree-ssa:
+       2003-11-20  Richard Henderson  <rth@redhat.com>
+
+               * tree-inline.c (insert_decl_map): New.
+               (remap_decl, remap_type, remap_block, copy_body_r,
+               initialize_inlined_parameters, declare_return_variable,
+               remap_save_expr): Use it.
+
+       * function.c (copy_body_r): Add mapping from id->ret_label to
+       id->ret_label.  Revert test for ret_label.
+
+2004-02-22  Jakub Jelinek  <jakub@redhat.com>
+
+       * genoutput.c (process_template): Strip trailing whitespace in @
+       templates and issue a warning if there was any.
+
+2004-02-21  Christopher Faylor  <cgf@redhat.com>
+
+       * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
+       object file when targetting cygwin.
+       * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
+       overridden by top-level Makefile.
+
+2004-02-21  Roger Sayle  <roger@eyesopen.com>
+
+       * config/i386/i386.c (standard_80387_constant_p): Also prefer
+       the x87's load constant instructions when optimizing for size.
+
+2004-02-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
+       * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
+       * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
+       * fold-const.c: Likewise.
+       * simplify-rtx.c: Likewise.
+
+2004-02-21  Alan Modra  <amodra@bigpond.net.au>
+
+       * combine.c (can_combine_p): Don't ignore SETs marked with
+       REG_EH_REGION notes.
+       (try_combine): When attemting to fix unrecognized insns, don't
+       split a PARALLEL that contains the original i2.
+
+2004-02-21  Ziemowit Laski  <zlaski@apple.com>
+
+       * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
+       SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
+       * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
+       * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
+       (vector, pixel, bool): #define to __vector, __pixel and __bool.
+       (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
+       portion of header.
+       (__altivec_link_error_invalid_argument): Remove prototype; will use
+       __builtin_altivec_compiletime_error("vec_*") instead.
+       (vec_*): Fix/complete set of available operation overloads given the
+       existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
+       cv-correctness of pointer arguments; in C, always check for correct
+       argument types before macro expansion.
+       * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
+       defining Darwin/PowerPC-specific '-f[no-]altivec' and
+       '-W[no-]altivec-long-deprecated' switches.
+       * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
+       '__vector', '__pixel' and '__bool' macros using
+       '__attribute__((altivec(...)))' types.
+       * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
+       bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
+       bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
+       New type nodes.
+       (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
+       handling '-W[no-]altivec-long-deprecated'.
+       (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
+       (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
+       altivec_expand_dst_builtin): Remove casts from integer literals.
+       (altivec_expand_builtin): Likewise; handle expansion of new
+       '__builtin_altivec_compiletime_error' function.
+       (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
+       types, and make them distinct from other vector types; register
+       '__builtin_altivec_compiletime_error' function.
+       (print_operand): For 'P', print a full target register name instead of
+       merely its number.
+       (rs6000_attribute_table): Add "altivec" attribute.
+       (rs6000_handle_altivec_attribute): New function.
+       * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
+       '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
+       maps to).
+       (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
+       declare.
+       (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
+
+2004-02-20  James E Wilson  <wilson@specifixinc.com>
+
+       * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
+       check.
+       (shift_mix4left+2): Delete redundant pattern.
+
+2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * alias.c (OUTGOING_REGNO): Don't define the default.
+       * builtins.c (OUTGOING_REGNO): Likewise.
+       (INCOMING_REGNO): Likewise.
+       (apply_args_register_offset): Always use OUTGOING_REGNO.
+       * combine.c (OUTGOING_REGNO): Likewise.
+       * sibcall.c (OUTGOING_REGNO): Likewise.
+       * defaults.h (INCOMING_REGNO): Provide the default.
+       (OUTGOING_REGNO): Likewise.
+
+2004-02-21  Jan Hubicka  <jh@suse.cz>
+
+       * params.def (max-peeled-insns, max-completely-peeled-insns,
+       max-once-peeled-insns): Set to 400.
+
+2004-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR c++/12007
+       * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
+       are set for parameters before outputing debugging information.
+
+2004-02-20  Falk Hueffner  <falk@debian.org>
+
+       PR target/14201
+       * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
+       numbers.
+
+2004-02-20  Per Bothner  <per@bothner.com>
+
+       * input.h:  Don't #include line-map.h.  It may cause link problems
+       with undefined linemap_line_start when line-map.h is included but
+       line-map.o is not linked, as currently happens with gengtype on
+       compilers that don't support inline.
+       * toplev.c:  So we do have to explicitly #include line-map.h here.
+
+2004-02-20  Richard Henderson  <rth@redhat.com>
+
+       * doc/invoke.texi: Add -Wvariadic-macros.
+
+2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * haifa-sched.c (sched_emit_insn): Remove.
+       * sched-int.h: Remove the corresponding prototype.
+
+2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       Revert:
+       2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+       * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
+       * system.h (DEFAULT_SHORT_ENUMS): Poison.
+       * config/cris/cris.h: Remove a comment about
+       DEFAULT_SHORT_ENUMS.
+       * config/ip2k/ip2k.h: Likewise.
+       * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
+
+2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
+           Tom Tromey  <tromey@redhat.com>
+
+       * doc/install.texi: Moved --disable-libgcj and
+       --with-system-zlib documentation to new section for
+       Java-specific options.
+       Added explicit Cross-Compiler-Specific Options subheading.
+       Added section for Java-specific options.
+
+2004-02-20  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * doc/install.texi (Building the Ada compiler): Remove
+       example.
+
+2004-02-20  James E Wilson  <wilson@specifixinc.com>
+
+       * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
+
+2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * gcc.c (process_command): Allow translation of the copyright
+       symbol but not the rest of the copyright message.
+       * gcov.c (print_version): Likewise.  Allow translation of the
+       message about warranty.
+
+2004-02-20  Hans-Peter Nilsson  <hp@axis.com>
+
+       * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
+       predicate.
+       ("*andsi_clear"): Tweak constraints to not match postincrement.
+       Adjust the predicate to exclude a volatile memory reference.
+       ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
+       ("*andhi_clear_unsigned"): Remove, non-matching pattern.
+
+2004-02-19  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * move-if-change: Remove.
+       * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
+       (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
+       (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
+       (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
+       (s-gtyp-gen, s-iov): Use the top level move-if-change.
+       * objc/Make-lang.in (objc/objc-parse.y): Likewise.
+
+2004-02-19  James E Wilson  <wilson@specifixinc.com>
+
+       * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
+       for operand2.  Add condition that requires register_operand operand2
+       before reload.
+
+2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
+           Maciej W. Rozycki  <macro@ds2.pg.gda.pl>
+
+       * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
+       * config/mips/mips.md: Expand comment above unaligned loads and stores.
+
+2004-02-19  Richard Henderson  <rth@redhat.com>
+
+       * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
+       * tree.c (build0, build1, build2, build3, build4): Split out from...
+       (build): ... here.  Call them.
+       * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
+
+       * convert.c (convert_to_integer): Remove extra build argument.
+       * tree-inline.c (expand_call_inline): Likewise.
+
+2004-02-19  Richard Henderson  <rth@redhat.com>
+
+       * c-opts.c (warn_variadic_macros): New.
+       (c_common_handle_option): Set it.
+       (sanitize_cpp_opts): Copy it to cpp_opts.
+       * c.opt (Wvariadic-macros): New.
+       * cpplib.h (struct cpp_options): Add warn_variadic_macros.
+       * cppinit.c (cpp_create_reader): Initialize it.
+       * cppmacro.c (parse_params): Check it.
+
+2004-02-19  David Daney <ddaney@avtrex.com>
+
+       PR preprocessor/14198
+       * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
+       builtin_assert ("machine=mips")
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
+       * system.h (DEFAULT_SHORT_ENUMS): Poison.
+       * config/cris/cris.h: Remove a comment about
+       DEFAULT_SHORT_ENUMS.
+       * config/ip2k/ip2k.h: Likewise.
+       * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
+
+2004-02-19  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
+       when passing single SFmode quantities in general registers,
+       put them in the high half.
+
+2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
+
+       * doc/md.texi (Standard Names): Document additional dependency on
+       fix pattern.
+
+       * optabs.c (ftruncify): Remove.
+       (expand_fix): Manually inline ftruncify above.
+       (can_fix_p): Add FIXME note.
+
+2004-02-19  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
+       spe_fixuns_truncsfsi2.
+
+       * config/rs6000/rs6000.md (fixunssfsi2): Rename to
+       fixuns_truncsfsi2.
+
+2004-02-19  Steve Ellcey  <sje@cup.hp.com>
+
+       * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
+       * testsuite/gcc.dg/20040219-1.c: New test.
+
+2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
+       "*subsf3_cconly"): Subtraction is not commutative.
+
+2004-02-19  Zack Weinberg  <zack@codesourcery.com>
+
+       * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
+       (sdbout_symbol): If called before sdbout_init, queue DECL for
+       later and return.
+       (sdbout_init): Set sdbout_initialized true, process decls
+       queued earlier by sdbout_symbol.
+       (sdbout_finish): Use size_t for index variable.
+
+2004-02-19  Jeff Law  <law@redhat.com>
+
+       * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
+       for unordered comparison codes.
+
+2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * reload1.c (reload): Correct comment.
+       (scan_paradoxical_subregs): Remove #if 0 and old comment.
+       * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
+       register variables are not used by reload.
+
+2004-02-19  Hans-Peter Nilsson  <hp@axis.com>
+
+       PR target/14209
+       * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
+       constraints to not match postincrement.  Adjust the predicate to
+       exclude a volatile memory reference.
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * hooks.c (hook_void_tree_int): Remove.
+       (hook_void_constcharptr): Likewise.
+       (hook_int_void_0): Likewise.
+       * hooks.h: Remove the prototypes for the above three
+       functions.
+       * targhooks.c (hook_bool_machine_mode_true): Remove.
+       * targhooks.h: Remove the prototype for
+       hook_bool_machine_mode_true.
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * emit-rtl.c (subreg_realpart_p): Remove.
+       (reorder_insns_with_line_notes): Likewise.
+       (end_full_sequence): Likewise.
+       * rtl.h: Remove the prototype for the above functions.
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
+       config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
+       config/iq2000/iq2000.h, config/m32r/m32r.h,
+       config/pdp11/pdp11.h, config/sparc/sparc.h,
+       config/xtensa/xtensa.h: Remove commented-out or useless
+       definitions of CASE_VECTOR_PC_RELATIVE.
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * loop.c (all_sets_invariant_p): Remove.
+
+2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/12916
+       * config/sparc/sparc.h (NPARM_REGS): Delete.
+       (BASE_RETURN_VALUE_REG): Likewise.
+       (BASE_OUTGOING_VALUE_REG): Likewise.
+       (BASE_PASSING_ARG_REG): Likewise.
+       (BASE_INCOMING_ARG_REG): Likewise.
+       * config/sparc/sparc.c (sparc_strict_argument_naming): Test
+       TARGET_ARCH64, not TARGET_V9.
+       (function_arg_slotno): Dispatch based on the mode class.
+       Handle vector modes like floating-point modes.
+       (function_arg_record_value_1): Handle vector types like
+       floating-point types.
+       (function_arg_record_value_2): Likewise.
+       Calculate regno after mode transformation.
+       (function_arg): Handle vector modes like floating-point modes.
+       (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
+       If ARCH64, do not recheck alignment.
+       (function_arg_pass_by_reference): Reorder the conditions.
+       (sparc_return_in_memory): Move after function_arg_padding.
+       Implement calling conventions for vector modes.
+       (sparc_struct_value_rtx): Move after sparc_return_in_memory.
+       (function_value): Move scope of 'regbase'.
+       Implement calling conventions for vector modes.
+       (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
+       and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
+       (sparc_va_arg): Use function_arg_pass_by_reference to test whether
+       the argument is passed by reference.
+       (sparc_type_code): Handle vector types.
+
+2004-02-19  Alan Modra  <amodra@bigpond.net.au>
+
+       * function.c (assign_parms): When building decl_rtl for
+       SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
+
+2004-02-19  Olivier Hainque  <hainque@act-europe.fr>
+
+       * expr.c (is_aligning_offset): Check if we are aligning the
+       expressions's address over BIGGEST_ALIGNMENT in bytes, not
+       in bits.
+
+2004-02-18  Matt Austern  <austern@apple.com>
+
+       * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
+       LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
+       (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
+       defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
+       spec string.
+       * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
+
+2004-02-18  Zack Weinberg  <zack@codesourcery.com>
+
+       * dwarf2out.c (loclabel_num): Move outside #ifdef
+       DWARF2_DEBUGGING_INFO and mark with GTY(()).
+       * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
+       Mark with GTY(()).
+       (ia64_hpux_add_extern_decl): Save the decl, not the name string.
+       Allocate memory with ggc_alloc.  No need to copy anything.
+       (ia64_hpux_file_end): Update to match.
+
+2004-02-18  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
+       by default.
+
+2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
+       ("divmodtisi3"): Likewise.
+       ("udivmoddi4", "udivmodtidi3"): Likewise.
+       ("divmodsi4", "divmoddisi3"): Likewise.
+       ("udivmodsi4", "udivmoddisi3"): Likewise.
+       ("udivsi3", "umodsi3"): Likewise.
+
+2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (s390_mainpool_start): Delete the main pool
+       placeholder insn when chunkifying the pool.
+
+2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
+       generating PIC code.
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Add a prototype for
+       h8300_expand_branch.
+       * config/h8300/h8300.c (h8300_expand_branch): New.
+       * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
+       bgtu, beq, bne): Call h8300_expand_branch().
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Add prototypes for
+       h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
+       * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
+       (h8300_hard_regno_mode_ok): Likewise.
+       * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
+       h8300_hard_regno_nregs().
+       (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
+
+2004-02-18  Per Bothner  <per@bothner.com>
+
+       * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
+       partly reverts my 2003-10-01 change, because we're back to logically
+       including <command line> inside the main line.
+       * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
+       * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
+       Fixes PR preprocessor/14103.
+
+       * cppfiles.c (_cpp_stack_include):  When appropriate decrement
+       line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
+       (cpp_push_include):  Don't need to increment pfile's line field.
+       * line-map.h (LAST_SOURCE_LINE_LOCATION):  Only decrement by 1.
+
+       * c-ppoutput.c (print struct):  New first_time field.
+       (init_pp_output):  Set print.first_time.
+       (pp_file_change):  Use print.first_time, rather than MAIN_FILE_P,
+       which is set also for (say) <command line>.  Clear print.first_time.
+
+       * cppfiles.c (struct _cpp_file):  Comment and type for pch field
+       does not match the code, so fix both.
+       (should_stack_file):  Inline include_pch_p function.
+       (include_pch_p):  Remove pointless function.
+
+       * cpphash.h (struct cpp_buffer):  Remove unused search_cached field.
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (four define_peephole2's): Use
+       h8300_regs_ok_for_stm().
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Update the prototype for
+       expand_a_rotate().
+       * config/h8300/h8300.c (expand_a_rotate): Remove the first
+       argument.
+       * config/h8300/h8300.md: Update all callers.
+
+2004-02-18  Jan Hubicka  <jh@suse.cz>
+
+       * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
+       floats.
+       (simplify_binary_operation): Deal with logicals on floats.
+
+       * i386.md (SSE fabs splitters): Emit new patterns.
+       (SSE cmov splitters): Likewise.
+       (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
+       (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
+       subregs.
+       (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
+       (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
+       by hand.
+       (output_a_rotate): Tweak a comment.
+       * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
+       (*rotlhi3_1): Change to rotlhi3_1.
+       (*rotlsi3_1): Change to rotlsi3_1.
+
+2004-02-18  Richard Earnshaw  <rearnsha@arm.com>
+
+       PR target/13866
+       * arm.c (load_multiple_operation): Don't insist that the source reg
+       of a post-increment component is the same as the destination.
+       (store_multiple_operation): Likewise.
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Move movsf patterns into one section
+       of the file.
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
+       loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
+       xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
+       config/mips/linux64.h, config/pa/pa-64.h,
+       config/rs6000/aix51.h, config/rs6000/aix52.h,
+       config/rs6000/spe.md, config/sparc/linux.h,
+       config/sparc/linux64.h: Update copyright.
+
+2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Move push patterns into one
+       section of the file.
+
+2004-02-18  Mark Mitchell <mark@codesourcery.com>
+
+       PR c++/11326
+       * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
+       fntype.
+
+2004-02-18  Paul Brook  <paul@codesourcery.com>
+
+       * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
+
+2004-02-18  Paul Brook  <paul@codesourcery.com>
+
+       PR debug/12934
+       * dwarf2out.c (loc_descriptor_from_tree): Handle
+       EXPR_WITH_FILE_LOCATION.
+
+2004-02-18  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
+       testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
+       trailing whitespace from instructions.
+
+2004-02-17  Geoffrey Keating  <geoffk@apple.com>
+
+       * configure.ac: When generating auto-build.h, pass
+       --enable-languages to the sub-configure.
+       Put quotes around ${program_transform_name} when generating
+       name of as, ld, nm, objdump.
+       * configure: Regenerate.
+
+2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * Makefile.in (s-check, s-config, s-conditions, s-flags)
+       (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
+       (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
+       (s-preds, s-iov): Do not depend on move-if-change.
+
+2004-02-17  James E Wilson  <wilson@specifixinc.com>
+
+       * caller-save.c (insert_restore): Pass mem through copy_rtx.
+       (insert_save): Likewise.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
+       warning.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (*one_complsi2_h8300): Change to
+       *one_cmplsi2_h8300.
+       (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Update the prototype of
+       fix_bit_operand().
+       * config/h8300/h8300.c (fix_bit_operand): Remove the second
+       argument "what".
+       * config/h8300/h8300.md: Update all callers.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (fix_bit_operand): Change the name of
+       the last argument to "code" from "type".
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c: Remove an extern declaration of
+       rtx_equal_function_value_matters.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
+       by hand.
+       * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
+       (*iorqi3_1): Change to iorqi3_1.
+       (*xorqi3_1): Change to xorqi3_1.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
+       typos.
+
+2004-02-17  Jan Hubicka  <jh@suse.cz>
+
+       * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
+
+2004-02-18  Alan Modra  <amodra@bigpond.net.au>
+
+       PR optimization/14119
+       * combine.c (try_combine): When attemting to fix unrecognized insns,
+       don't delete SETs marked with REG_EH_REGION notes.
+
+2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * combine.c (simplify_if_then_else): Do not replace
+       (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
+       modes differ.
+
+2004-02017  Steven Bosscher  <stevenb@suse.de>
+
+       * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
+       function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
+       tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
+       * ada/utils.c: Likewise.
+       * cp/decl.c: Likewise.
+       * f/com.c: Likewise.
+       * java/class.c: Likewise.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Fix comment typos.
+
+2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * config/mips/t-iris6gld: Renamed to ...
+       * config/mips/t-irix-gld: ... this.
+       * config.gcc (mips-sgi-irix6*): Reflect this
+       (mips-sgi-irix5*): Use it with GNU ld.
+
+       * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
+       to ...
+       * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
+       * config/mips/t-irix-gld: Reflect this.
+       * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
+
+       * config/mips/iris5gld.h: New file.
+       * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
+       Only use collect2 without gas.
+
+       * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
+       Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
+       (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
+       * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
+
+       * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
+       * config/mips/iris5.h: ... here.
+
+       * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
+       IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
+       (STARTFILE_SPEC, ENDFILE_SPEC): Define.
+
+       * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
+       using irix_startfile_spec, irix_endfile_spec.
+
+2004-02-16  Gunther Nikl  <gni@gecko.de>
+
+       * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
+       insns by hand.
+
+2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * cfghooks.c (split_edge): Speed up updating of dominators.
+
+2004-02-17  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/11326
+       * c-common.c (flag_abi_version): Remove.
+       * c-common.h (flag_abi_version): Likewise.
+       * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
+       * c.opt (fabi-version): Remove.
+       * calls.c (expand_call): Always pass a function type to
+       struct_value_rtx.  Use convert_memory_address.
+       * common.opt (fabi-version): Add it.
+       * flags.h (flag_abi_version): Likewise.
+       (abi_version_at_least): New macro.
+       * opts.c (common_handle_option): Add OPT_fabi_version.
+       * toplev.c (flag_abi_version): Define it.
+       * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
+       New function.
+       (ia64_output_mi_thunk): Use it.
+       (ia64_struct_value_rtx): Likewise.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (h8300_emit_stack_adjustment):
+       Don't generate insns by hand.
+
+2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR c++/14178
+       * doc/invoke.texi (fabi-version): The default is 2 now.
+
+2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * loop-iv.c: New file.
+       * Makefile.in (loop-iv.o): New.
+       * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
+       * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
+       num_loop_branches): New functions.
+       * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
+       iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
+       find_simple_exit, iv_number_of_iterations, iv_analysis_done,
+       get_simple_loop_desc, free_simple_loop_desc): Declare.
+       (simple_loop_desc): New inline function.
+       (struct rtx_iv, struct niter_desc): New.
+       * cfgloopmanip.c (loopify): Specify semantics more precisely.
+       * expr.c (force_operand): Handle subregs of expressions created by
+       loop unroller.
+       * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
+       parts of the initialization to toplev.c
+       * loop-unroll.c (loop_exit_at_end_p): New.
+       (unroll_and_peel_loops): Call iv_analysis_done.
+       (decide_peel_once_rolling, decide_peel_completely,
+       decide_unroll_stupid, decide_unroll_constant_iterations,
+       decide_unroll_runtime_iterations, decide_peel_simple,
+       peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
+       unroll_loop_runtime_iterations): Use new simple loop analysis.
+       * loop-unswitch.c (compare_and_jump_seq): New.
+       (may_unswitch_on_p): Renamed to ...
+       (may_unswitch_on): Use new iv analysis.
+       (reversed_condition): Export.
+       (unswitch_single_loop, unswitch_loop): Use new iv analysis.
+       * predict.c (estimate_probability): Use new simple loop analysis.
+       * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
+       canon_condition, simplify_using_condition): Declare.
+       * stor-layout.c (get_mode_bounds): New.
+       * toplev.c (rest_of_handle_loop2): Some parts of
+       initialization/finalization moved here from loop-init.c.
+
+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
+       pointer.
+       (CALL_USED_REGISTERS): Likewise.
+       (REG_ALLOC_ORDER): Likewise.
+       (REG_CLASS) <GENERAL_REGS>: Likewise.
+
+2004-02-16  Geoffrey Keating  <geoffk@apple.com>
+
+       * doc/md.texi (Insn Canonicalizations): Document left-chaining
+       in associative operators.
+       * rtlanal.c (commutative_operand_precedence): Create some new
+       variables.  Prefer a commutative operand on the left, then
+       binary expressions, then NEG and NOT.
+
+2004-02-16  Matthias Klose  <doko@debian.org>
+
+       * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
+       in terms of SHLIB_SOVERSION.
+       * config/m68k/t-slibgcc-elf-ver: New file.
+       * config/pa/t-slibgcc-elf-ver: New file.
+       * config.gcc (m68k-linux, parisc-linux): Use them when not
+       sjlj exceptions are not configured.
+
+2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
+
+2004-02-16  Zack Weinberg  <zack@codesourcery.com>
+
+       * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
+
+2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/sourcebuild.texi: Mention backends.html.
+
+2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
+       line-map.c, line-map.h, var-tracking.c: Fix comment
+       formatting.
+
+2004-02-16  Richard Henderson  <rth@redhat.com>
+
+       * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
+
+       * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
+
+2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Remove unnecessary parallels from
+       all define_insn and define_split patterns.
+
+2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Remove explicit (set_attr "cc"
+       "clobber").
+
+2004-02-15  Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
+       '%#'.
+
+2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/ia64/ia64.c, config/mips/mips.c,
+       config/mmix/mmix-modes.def: Fix comment typos.
+
+2004-02-15  Roger Sayle  <roger@eyesopen.com>
+
+       * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
+       (get_directive_line): Remove unused function prototype.
+
+2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
+
+       * tree-inline.c (copy_body_r): Do not replace ret_label.
+
+2004-02-14  Jan Hubicka  <jh@suse.cz>
+
+       * i386.c (x86_four_jump_limit): New variable.
+       (k8_avoid_jump_misspredicts): Rename to ...
+       (ix86_avoid_jump_misspredicts): .. this one.
+       (ix86_pad_returns): Break out from ...
+       (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
+       to.
+       * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
+
+2004-02-14  Josef Zlomek  <zlomekj@suse.cz>
+
+       * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
+       PARALLEL is NULL.
+
+2004-02-14  Per Bothner  <per@bothner.com>
+
+       * fix-header.c (line_table):  Move local variable in main to global.
+       * scan.h (line_table):  Use it.
+       * scan-decls.c (scan_decls):  Need to call linemap_lookup on token's
+       line (recently renamed to src_loc) before calling recognized_function.
+
+2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * Makefile.in: Fix comment typos.
+
+2004-02-14  Olivier Hainque  <hainque@act-europe.fr>
+
+       * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
+       for start_value when it is directly moved into reg, and factorize
+       the retrieval of GET_MODE (reg).
+
+2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips-protos.h (mips_load_got_page): Delete.
+       (mips_load_got_global): Delete.
+       (mips_gotoff_page): Declare.
+       * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
+       (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
+       UNSPEC_LOAD_GOT pattern rather than a MEM.
+       (*load_got[sd]i): New patterns.
+       * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
+       (mips_load_got_page, mips_load_got_global): Delete.
+       (mips_gotoff_page): New function.
+       (override_options): Don't initialize mips_got_alias_set.
+
+2004-02-14  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
+       (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
+       (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
+       (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
+       (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
+       * config/mips/mips.c: Fix some overly-long lines.
+       (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
+       (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
+
+2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * configure.ac: Search for as, ld below libexec/gcc.
+       * configure: Regenerate.
+
+2004-02-14  Ben Elliston  <bje@wasabisystems.com>
+
+       * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
+       __builtin_arm_setwcx ().
+       * config/arm/arm.c (arm_expand_builtin): Generate operands
+       correctly and reverse their order in call to gen_iwmmxt_tmcr ().
+
+2004-02-14  Ben Elliston  <bje@wasabisystems.com>
+
+       * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
+       and "wmuluh" to "wmulsm" and "wmulum", respectively.
+       * config/arm/arm.h (enum arm_builtins): Rename enumerators to
+       ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
+       * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
+       (_mm_mulhi_pu16): Likewise.
+
+2004-02-13  Zack Weinberg  <zack@codesourcery.com>
+
+       * xcoffout.c (xcoff_assign_fundamental_type_number): Check
+       DECL_NAME != 0 before dereferencing.
+
+2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
+       (s390_output_addr_const_extra): Declare.
+       (s390_output_pool_entry): Remove FILE * argument.
+       * config/s390/s390.c (s390_output_symbolic_const): Remove.
+       (s390_output_addr_const_extra): New function.
+       (print_operand_address): Call output_addr_const instead of
+       s390_output_symbolic_const.
+       (print_operand): Likewise.
+       (s390_output_pool_entry): Use assemble_integer for symbolic constants.
+       Remove FILE * argument.
+       * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
+       * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
+       call.
+
+2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * cfgloopanal.c (mark_irreducible_loops): Rewriten.
+       (struct edge, struct vertex, struct graph): New.
+       (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
+       free_graph): New functions.
+
+2004-02-12  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/mips.md (casesi_internal, casesi_internal_di):
+       Use ".set macro" to avoid warnings about multi-instruction
+       macros, since they're intentional.
+
+2004-02-12  Geoffrey Keating  <geoffk@apple.com>
+
+       * config/darwin.h: Add include guards.  Remove old, now incorrect,
+       comment about STANDARD_EXEC_PREFIX.
+
+       * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
+       $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
+       for installing .1 manpages.  Add rules for installing cpp
+       and gcov manpages under their installed names.
+
+2004-02-12  Alexandre Oliva  <aoliva@redhat.com>
+
+       * configure.ac (gcc_cv_ld): Don't set to LD if target is not
+       host, but try LD_FOR_TARGET first.
+       * configure: Rebuilt.
+
+2004-02-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * dbxout.c: Move declaration of dbxout_type_decl outside
+       #ifdef DBX_DEBUGGING_INFO.
+       * c-parse.in: Don't give the asmdef production a type.
+
+2004-02-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * debug.h (struct gcc_debug_hooks): Add type_decl field.
+       (debug_nothing_tree_int): Prototype.
+       (dwarf_debug_hooks): Delete, unused.
+       * debug.c (do_nothing_debug_hooks): Update.
+       (debug_nothing_tree_int): New function.
+       * langhooks.h (struct lang_hooks_for_decls):
+       Remove builtin_type_decls field.
+       * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
+       (LANG_HOOKS_DECLS): Update.
+       * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
+       Use debug_hooks->type_decl.
+       * dbxout.c (preinit_symbols): New static.
+       (dbx_debug_hooks, xcoff_debug_hooks): Update.
+       (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
+       lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
+       for symbols to output.
+       (dbxout_type_decl): New function.
+       (dbxout_symbol): If called before dbxout_init has run, queue
+       the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
+       to TYPE_DECLs before emitting them.
+       * xcoffout.c (assign_type_number): Delete.
+       (xcoff_type_numbers): New static table.
+       (xcoff_assign_fundamental_type_number): New function.
+       * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
+       DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
+       * sdbout.c: Include varray.h.
+       (deferred_global_decls): New static.
+       (sdb_debug_hooks): Update.
+       (sdbout_global_decl): If we can't emit something right now,
+       remember it in deferred_global_decls.
+       (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
+       (sdbout_init): Initialize deferred_global_decls.
+       * Makefile.in: Update dependencies of sdbout.o.
+       * dwarf2out.c (dwarf2out_type_decl): New function.
+       (dwarf2_debug_hooks): Update.
+       * vmsdbgout.c (vmsdbg_debug_hooks): Update.
+       * c-decl.c (getdecls): Just return 0.
+       (check_for_loop_decls): Don't use getdecls.
+       (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
+       * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
+
+2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (s390_sched_reorder2): Remove.
+       (TARGET_SCHED_REORDER2): Do not redefine.
+
+2004-02-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-parse.in (maybe_type_qual): Delete.
+       (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
+       (asm_argument): New grammar rules.
+       (extdef_1): Use asmdef.
+       (maybeasm): Move down with other asm rules; use simple_asm_expr.
+       (xexpr): Move up with other expression rules.
+       (stmt): Use asm_stmt.
+
+       * c-typeck.c (build_asm_expr): New function - body mostly
+       pulled from build_asm_stmt.
+       (build_asm_stmt): Just handle tacking on the volatile qualifier.
+       * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
+
+2004-02-12  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR bootstrap/13617
+       * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
+       (mips_declare_object): Make variadic.
+       * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
+       mips_output_aligned_decl_common.
+       * config/mips/mips.c (mips_output_aligned_decl_common): New function.
+       (mips_declare_object): Make variadic.
+
+2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * function.c (update_epilogue_consts): Teach about binary operations.
+
+       * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
+       previous MEM_VOLATILE in REF.
+       * function.c (fixup_var_refs): Save volatile_ok and set to 1.
+       * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
+
+2004-02-12  Gunther Nikl  <gni@gecko.de>
+
+       * config.gcc: Restore support for m68k-openbsd.
+
+2004-02-12  Jan Hubicka  <jh@suse.cz>
+
+       * tree-optimize.c (tree_rest_of_compilation): Do not release
+       DECL_ARGUMENTS.
+
+2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * doc/install.texi: Fix the spelling of "explicitly".
+
+2004-02-11  Eric Christopher  <echristo@redhat.com>
+
+       * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
+       duplicate argument structure of cpp_interpret_string.
+       * cpphash.h: Move prototype...
+       * cpplib.h: Here.
+       * cpplib.c: Fix calls to match new function signature.
+
+2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/456
+       * cppexp.c (num_binary_op): Don't allow comma operators in #if
+       constant expressions at all outside C99 mode if pedantic.
+
+2004-02-11  Uros Bizjak  <uros@kss-loka.si>
+
+       * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
+       (log10_optab, log2_optab): Define corresponding macros.
+       * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
+       * genopinit.c (optabs): Implement log10_optab and log2_optab
+       using log10?f2 and log2?f2 patterns.
+       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
+       using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
+       (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
+       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+       * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
+       log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
+       log2, log2f and log2l built-ins as inline x87 intrinsics.
+
+2004-02-11  Richard Henderson  <rth@redhat.com>
+
+       PR target/1532
+       * flow.c (insn_dead_p): A clobber of a dead hard register is a
+       dead insn after reload.
+
+2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * tree.h (frame_base_decl): Add GTY marker.
+       * var-tracking.c (frame_base_decl): Likewise.
+
+2004-02-11  Daniel Berlin  <dberlin@dberlin.org>
+
+       * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
+       incorrect, hunk.
+       (add_location_or_const_value_attribute): Use text_section_label,
+       not TEXT_SECTION_NAME.
+
+2004-02-11  Per Bothner  <per@bothner.com>
+
+       Represent column numbers using line-map's source_location.
+       The "next available source_location" is now managed internally by
+       line-maps.c rather than by clients.
+       * line-map.h (struct line_map):  New field column_bits.
+       <from_line>:  Rename field to start_location.
+       (struct line_maps):  New fields highest_location and max_column_hint.
+       (linemap_check_files_exited):  New declaration.
+       (linemap_line_start):  New declaration.
+       (linemap_add):  Remove from_line parameter; use highest_location field.
+       (SOURCE_LINE, LAST_SOURCE_LINE):  Modify to use column_bits.
+       (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION):  New macros.
+       (CURRENT_LINE_MAP):  Remove macro.
+       (linemap_position_for_column):  New inline function.
+       * line-map.c (linemap_init):  Clear new fields.
+       (linemap_check_files_exited):  New function, extracted from ...
+       (linemap_free):  Use linemap_check_files_exited.
+       (linemap_add):  Remove from_line parameter.  Various updates.
+       (linemap_line_start):  New function.
+       (linemap_lookeup):  Update for new field names.
+       * cpphash.h (struct cpp_reader) <map>:  Field removed.  Because
+       linemap_position_for_column may unpredictably change the current map,
+       it is cleaner and simpler for us to not cache it in cpp_reader.
+       (struct cpp_buffer):  New sysp field.
+       Changed warned_cplusplus_comments and from_stage3 to bitfields.
+       * cppinit.c (cpp_read_min_file):  pfile->map no longer exists.
+       * cpplib.c (do_line, do_linemarker, _cpp_do_file_change):  Get
+       current map using linemap_lookup.
+       (do_linemarker):  Also set buffer's sysp field.
+       (destringize_and_run):  No longer need to decrement current line.
+       * cppfiles.c (_cpp_stack_file):  Set sysp from and in buffer.
+       (search_path_head, open_file_failed):  Use buffer's sysp.
+       (cpp_make_system_header):  Get current map using linemap_lookup.
+       Also set buffer's sysp flag.
+       * cppmacro.c (_cpp_builtin_macro_text):  Likewise use linemap_lookup.
+       * cpphash.h (CPP_INCREMENT_LINE):  New macro.
+       (struct cpp_buffer):  Moved fields saved_cur, saved_rlimit to ...
+       (struct cpp_reader):  ... and adding saved_line_base field.
+       * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
+       Update accordingly.  Don't adjust line.
+       (_cpp_scan_out_logical_line):  Use CPP_INCREMENT_LINE.
+       * cpphash.c (CPP_IN_SYSTEM_HEADER):  Replaced macro by ...
+       (cpp_in_system_header):  ... new inline function, using buffer's sysp.
+       * cpperror.c (_cpp_begin_message):  Update to use cpp_in_system_header.
+       * cpplex.c (_cpp_lex_direct):  Likewise.
+       * cppmacro.c (_cpp_builtin_macro_text):  Likewise.
+       * cppmacro.c (_cpp_create_definition):  Use buffer's sysp field.
+       * cpplib.h (struct cpp_token):  Rename line field to src_loc.
+       Remove col field as it is now subsumed by src_loc.
+       * cpperror.c:  Update various field, parameter, and macro names.
+       (print_location):  If col==0, try SOURCE_COLUMN of line.
+       (cpp_error):  Use cur_token's src_loc field, rather than line+col.
+       * cpplib.c (do_diagnostic):  Token's src_loc fields replaces line+col.
+       * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
+       _cpp_skip_block_comment):  Use CPP_INCREMENT_LINE.
+       (_cpp_temp_token):  Replace cpp_token's line+col fields by src_loc.
+       (_cpp_get_fresh_line):  Don't need to adjust line for missing newline.
+       (_cpp_lex_direct):  Use linemap_position_for_column.
+       * c-ppoutput.c (maybe_print_line, print_line):  Don't take map
+       parameter.  Instead get it from the line_table global.  Adjust callers.
+       (print):  Remove map field.  Replace line field to src_line.
+       (init_pp_output, account_for_newlines, maybe_print_line):  Adjust.
+       (cb_line_change):  Use SOURCE_COLUMN.  Minor optimizations.
+       (pp_file_change):  Use MAIN_FILE_P since we cannot checked print.map.
+       Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
+       * cpptrad.c (copy_comment):  Rename variable.
+       * c-lex.c (map):  Remove static variable, for same reason we removed
+       cpp_reader's map field.
+       (cb_line_change, cb_def_pragma, cb_define, cb_undef):  Hence we need
+       to call linemap_lookup.
+       (cb_line_change):  Token's line field replaced by src_loc.
+       (fe_file_change):  Use MAINFILE_P and LAST_SOURCE_LINE macros.
+       Don't save new_map.
+
+       * cpphash.h, cpperror.c, cpplib.h:  Some renames of fileline to
+       source_location.
+
+2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
+
+       * config/rs6000/altivec.md (*movv4si_internal): At least one
+       operand must be register_operand.
+       (*movv8hi_internal1): Likewise.
+       (*movv16qi_internal1): Likewise.
+       (*movv4sf_internal1): Likewise.
+
+2004-02-10  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/spe.md ("*movv2si_internal"): Check for register
+       operand.
+       (movv4hi_internal): Same.
+       (movv2sf_internal): Same.
+       (movv1di_internal): Same.
+
+2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
+
+       * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
+       TARGET_OLDABI consistently.
+       * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
+       mips_va_arg,override_options,compute_frame_size,
+       mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
+       ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
+       and TARGET_OLDABI consistently.
+       * config/mips/mips.md (exception_receiver): Likewise.
+       * config/mips/linux64.h: Likewise.
+
+2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
+
+       * gcc/config/rs6000/rs6000.c (rs6000_override_options)
+       Set AltiVec ABI and vrsave as default for ppc64 linux.
+       (init_cumulative_args): Post error, if try to return
+       value in AltiVec register without enable AltiVec.
+       (function_arg_advance): Ditto for passing arguments.
+
+2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
+
+       * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
+       a label before updating its usage count.
+
+2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * doc/install.texi: Remove extra cd.
+
+2004-02-10  Ziemowit Laski  <zlaski@apple.com>
+
+       * c-common.c (vector_size_helper): Remove; call
+       reconstruct_complex_type() instead.
+       * tree.c (reconstruct_complex_type): New function
+       (formerly vector_size_helper() in c-common.c).
+       (make_vector): Make externally visible.
+       * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
+
+2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Add a prototype for
+       h8300_regs_ok_for_stm.
+       * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
+       * config/h8300/h8300.md (stm_h8300s_2_advanced,
+       stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
+       stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
+       stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
+       ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
+       ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
+       ldm_h8300s_4_normal, ldm_h8300s_4): Use
+       h8300_regs_ok_for_stm().
+
+2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
+
+       PR c/14088
+       * real.c (real_from_string): Look for 'X' as well as 'x' in
+       hexfloat strings.
+
+2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Remove an incorrect comment about
+       peephole2.  Add comments.
+
+2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
+
+       PR/14058
+       * emit-rtl.c (set_decl_incoming_rtl): New.
+       * tree.h (set_decl_incoming_rtl): New.
+       * function.c (assign_parms): Use set_decl_incoming_rtl for setting
+       DECL_INCOMING_RTL.
+       * ada/misc.c (adjust_decl_rtl): Likewise.
+
+2004-02-10  Per Bothner  <per@bothner.com>
+
+       * c-opts.c (c_common_post_options):   Don't emit working directory
+       in cpp output if -P was specified.
+
+2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR c/14092
+       * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
+       negate_expr back to the original type.
+
+2004-02-10  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
+       bump retaddr here.
+
+2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
+
+       * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
+       gen_lowpart_SUBREG): Move under the file in which they
+       are actually declared.
+
+2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
+
+       * doc/sourcebuild.texi: Add libada documentation.
+
+       * doc/install.texi: Update documentation on Ada build, now
+       that the GNAT lib and tools are built automatically.
+
+2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
+       && TARGET_IRIX.
+
+2004-02-09  Ziemowit Laski  <zlaski@apple.com>
+
+       * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
+       boundaries outside build_component_ref() call (a macro in ObjC++).
+
+2004-02-09  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
+       (init_cumulative_args): Likewise.
+       (a7_overlap_mentioned_p): Delete prototype.
+       * config/xtensa/xtensa.c (struct machine_function): Replace
+       incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
+       Add set_frame_ptr_insn field.
+       (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
+       (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
+       if the operand is an argument in a7.  If so, copy a7 to a new pseudo
+       at the function entry and replace the operand with the pseudo.
+       (init_cumulative_args): Remove unused arguments.  Add new "incoming"
+       argument and record this flag in CUMULATIVE_ARGS.
+       (function_arg): Remove result_mode and special-case code to handle
+       arguments in a7.  Instead, set need_a7_copy flag when there is an
+       incoming argument in a7.
+       (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
+       and use the value recorded in cfun->machine->set_frame_ptr_insn.
+       (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
+       need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
+       special-case code.
+       (a7_overlap_mentioned_p): Delete.
+       * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
+       (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
+       arguments to init_cumulative_args and pass "incoming" flag instead.
+       (BLOCK_REG_PADDING): Delete.
+       * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
+       checks for reload_in_progress and reload_completed.  Update calls to
+       xtensa_copy_incoming_a7.
+       (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
+       to call xtensa_copy_incoming_a7.
+
+2004-02-09  DJ Delorie  <dj@redhat.com>
+
+       * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
+       longer modify standard_exec_prefix, standard_bindir_prefix, or
+       standard_startfile_prefix.
+
+2004-02-09  James E Wilson  <wilson@specifixinc.com>
+
+       PR c++/11295
+       * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
+       to expand_expr_real call, and pass in alt_rtl as last argument.
+
+       PR libstdc++/5625
+       * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
+       * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
+       * builtins.def (BUILT_IN_EXTEND_POINTER): New.
+       * except.c (expand_builtin_extend_pointer): New.
+       * except.h (expand_builtin_extend_pointer): Declare.
+
+2004-02-09  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
+       unaligned loads and stores.
+
+2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
+       * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
+
+       * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
+       * config/mips/iris5.h: ... here.
+       * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
+
+       * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
+       * config/mips/iris5.h: ... here.
+
+2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * configure.ac: Remove default executable files before AC_PROG_CC.
+       * configure: Regenerate.
+
+2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR target/13721
+       * config/h8300/h8300.c (byte_reg): Call abort() if asked to
+       print a operand other than a register.
+
+2004-02-09  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
+       tree code rather than call fold_convert, which doesn't specify a
+       default floating point to integer conversion.
+
+2004-02-08  Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
+       code to support SGS assembler.  Reformat adjacent code where possible.
+       * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
+       definition.
+       * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
+       for '%#'.
+       * config/m68k/linux.h, config/m68k/m68k.c,
+       * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
+       macros and asm_printf() format strings.
+       * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
+       * config/m68k/linux.h: Update copyright.
+       * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
+
+2004-02-08  Andreas Schwab  <schwab@suse.de>
+           Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
+       REGISTER_PREFIX.
+       * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
+       frame pointer register, overridable by OS targets.
+       * (M68K_REGNAME): Macro to obtain register name for asm output,
+       eventually replacing %a6 with M68K_FP_REG_NAME.
+       * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
+       * config/m68k/linux.h (REGISTER_NAMES): Likewise.
+       * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
+       * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
+       * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
+
+2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
+       hook_rtx_tree_int_null.
+       * targhooks.c (default_struct_value_rtx): Remove.
+       * targhooks.h: Remove the prototype for
+       default_struct_value_rtx.
+       * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
+       config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
+       config/ip2k/ip2k.c, config/iq2000/iq2000.c,
+       config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
+       config/mn10300/mn10300.c, config/pdp11/pdp11.c,
+       config/rs6000/rs6000.c, config/s390/s390.c,
+       config/stormy16/stormy16.c, config/v850/v850.c,
+       config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
+       * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
+
+2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * README.Portability: Change "ISO C89" to "ISO C90".
+       * c-parse.in (primary, initelt): Likewise.
+
+2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
+
+       * real.c (encode_ibm_extended): Normalize the input value before
+       converting it to a double.  Handle the case where a normal value
+       rounds to infinity.
+
+2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
+       warning.
+       * cse.c (preferrable): Change to preferable. Update all of its
+       callers.
+       * genautomata.c (ainsn): Change
+       first_ainsn_with_given_equialence_num to
+       first_ainsn_with_given_equivalence_num.  Update all of its
+       references.
+
+2004-02-08  Jan Hubicka  <jh@suse.cz>
+
+       * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
+
+2004-02-07  David Edelsohn  <edelsohn@gnu.org>
+
+       * function.c (assign_parms): Fix formatting.
+
+2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * default.h (PROMOTE_PROTOTYPES): Remove.
+       * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
+       STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
+       EXPAND_BUILTIN_SAVEREGS): Poison.
+       * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
+       hook_bool_tree_false.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       * target.h: Replace SETUP_INCOMING_VARARGS with
+       targetm.calls.setup_incoming_varargs().
+       * targhooks.c (default_promote_function_return): Remove.
+       (default_promote_prototypes): Likewise.
+       (default_struct_value_rtx): Always abort().
+       (default_expand_builtin_saveregs): Always print an error
+       message.
+       (default_setup_incoming_varargs): Do nothing.
+       (default_pretend_outgoing_varargs_named): Don't depend on
+       SETUP_INCOMING_VARARGS.
+       * targhooks.h: Remove the prototype for
+       default_promote_function_return and
+       default_promote_prototypes.
+
+2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (SHARED_SECTION_ASM_OP): Poison.
+       * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
+       * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
+
+2004-02-07  Zack Weinberg  <zack@codesourcery.com>
+
+       Bug 13856
+       * c-decl.c (diagnose_mismatched_decls): Only give special
+       treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
+       is also true.
+       (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
+       DECL_FUNCTION_CODE when defining a built-in function.
+       Don't update DECL_ESTIMATED_INSNS.
+       * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
+       FUNCTION_DECLs.
+       * tree.h: Delete DECL_ESTIMATED_INSNS.
+       * tree-inline.c (struct inline_data): Delete inlined_insns field.
+       (expand_call_inline, optimize_inline_calls): Don't update
+       DECL_ESTIMATED_INSNS nor inlined_insns.
+       * cgraphunit.c (cgraph_analyze_function): Don't update
+       DECL_ESTIMATED_INSNS.
+
+2004-02-07  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-common.c (shadow_warning): Delete.
+       * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
+       * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
+       * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
+       * c-parse.in (free_parser_stacks): Delete.
+
+2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
+       config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
+       Use the top level mkinstalldirs, not the one in the gcc subdir.
+       * mkinstalldirs: Remove (from the gcc subdir).
+
+2004-02-07  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/13696
+       * fold-const.c (fold_convert): New function to provide type
+       conversion to the middle-end without using convert.
+       (negate_expr, associate_trees, size_diffop, omit_one_operand,
+       operand_equal_for_comparison_p, pedantic_omit_one_operand,
+       invert_truthvalue, optimize_bit_field_compare, range_binop,
+       decode_field_reference, make_range, build_range_check, unextend,
+       fold_truthop, extract_muldiv_1, fold_mathfn_compare,
+       fold_binary_op_with_conditional_arg, fold_inf_compare,
+       fold_single_bit_test, fold, multiple_of_p): Replace all calls to
+       convert with calls to fold_convert.
+
+2004-02-07  Jan Hubicka  <jh@suse.cz>
+
+       * genrecog.c (find_operand): add extra argument stop.
+       (validate_pattern): Verify that mach_dup is duplicating operand
+       defined lexically earlier.
+
+2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
+       * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
+       MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
+       * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
+       config/ia64/ia64.h, config/ip2k/ip2k.h,
+       config/iq2000/iq2000.h, config/mips/iris5.h,
+       config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
+       config/rs6000/aix51.h, config/rs6000/aix52.h,
+       config/rs6000/darwin.h, config/rs6000/rs6000.h,
+       config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
+       config/sparc/linux.h, config/sparc/linux64.h,
+       config/sparc/netbsd-elf.h, config/sparc/sparc.h,
+       config/xtensa/xtensa.h: Remove the definitions of
+       MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
+       MAX_WCHAR_TYPE_SIZE.
+       * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
+       MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
+
+2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
+
+       PR bootstrap/13990
+       * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
+       gen_rtx_NE.
+
+2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
+
+       * var-tracking.c (vt_add_function_parameters): Surround checkings by
+       #ifdef ENABLE_CHECKING and #endif.
+
+2004-02-07  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
+       either (-A)-B or (-B)-A, if A or B is easily negated respectively.
+       (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
+       integer types and floating point with unsafe_math_optimizations.
+       Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
+       Optimize A - B as A + (-B), if B is easily negated.
+
+2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
+       config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
+       config/m32r/linux.h, config/rs6000/ppc64-fp.c,
+       config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
+       Update copyright.
+
+2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-ppoutput.c, var-tracking.c: Fix comment typos.
+
+2004-02-06  James E Wilson  <wilson@specifixinc.com>
+
+       * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
+       glibc 2.3 or better.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
+       to FLOAT_LIB_COMPARE_RETURNS_BOOL.
+
+2004-02-07  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
+       (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
+       (SHLIB_MKMAP_OPTS): Delete.
+       (TARGET_LIBGCC2_CFLAGS): Add -specs.
+       (bispecs): Add rule.
+       * config/rs6000/libgcc-ppc64.ver: New file.
+       * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
+       (__floatdidf, __floatdisf): Optimize multiply.
+       (__fixunstfdi): New function.
+       * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
+       real and imag parts larger than one register.
+       (function_arg): Correct type of reg used when fp arg split partially
+       to stack.
+       * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
+       and __MACH__ or __powerpc64__.
+
+2004-02-06  Roger Sayle  <roger@eyesopen.com>
+           Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
+       of gen_highpart or gen_lowpart when the floating point format is
+       wider than the result mode.
+
+2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * dwarf2out.c (loclabel_num): Move into #ifdef
+       DWARF2_DEBUGGING_INFO.
+
+2004-02-06  Ziemowit Laski  <zlaski@apple.com>
+
+       * objc/objc-act.c (build_super_template) the 'class' field of
+       'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
+       (get_super_receiver): Likewise.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * reload1.c (check_eliminable_occurrences): Optimize the reset
+       of can_eliminate.
+       (eliminate_regs_in_insn): Likewise.
+
+2004-02-06  Daniel Berlin <dberlin@dberlin.org>
+           Josef Zlomek  <zlomekj@suse.cz>
+
+       * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
+       at the beginning of function, call dwarf2out_var_location for
+       NOTE_INSN_VAR_LOCATION note.
+       (struct var_loc_node, struct var_loc_list_def, loclabel_num,
+       decl_loc_table): New.
+       (lookup_decl_loc): New function.
+       (add_var_loc_to_decl): New function.
+       (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
+       only if can_use_fbreg.
+       (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
+       functions.
+       (loc_descriptor): Likewise. Process VAR_LOCATION.
+       (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
+       (loc_descriptor_from_tree): Call mem_loc_descriptor with
+       can_use_fbreg == true.
+       (add_location_or_const_value_attribute): Added parameter enum
+       dwarf_attribute attr, generate attribute ATTR.  Create the location list.
+       (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
+       (gen_formal_parameter_die): Call add_location_or_const_value_attribute
+       with attr == DW_AT_location.
+       (gen_subprogram_die): Generate the location list for DW_AT_frame_base
+       if frame_base_decl is defined and has a location list.
+       (gen_variable_die): Call add_location_or_const_value_attribute with
+       attr == DW_AT_location.
+       (dwarf2out_var_location): New function.
+       (dwarf2out_begin_function): New function.
+       (dwarf2out_init): Create decl_loc_table.
+
+2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * loop.c (force_movables): Transitively increase the priorities of
+       all insns forces by an insn, not just the first one.
+
+2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
+           Daniel Berlin <dberlin@dberlin.org>
+
+       Josef Zlomek  <zlomekj@suse.cz>
+       * Makefile.in (var-tracking.o): New.
+       * common.opt (fvar-tracking): New.
+       * flags.h (flag_var_tracking): New.
+       * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
+       * opts.c (common_handle_option): Add OPT_fvar_tracking.
+       * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
+       * rtl.c (note_insn_name): Likewise.
+       * rtl.def (VAR_LOCATION): New.
+       * rtl.h (NOTE_VAR_LOCATION): New.
+       (NOTE_VAR_LOCATION_DECL): New.
+       (NOTE_VAR_LOCATION_LOC): New.
+       (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
+       (variable_tracking_main): New exported function.
+       * timevar.def (TV_VAR_TRACKING): New.
+       * toplev.c (enum dump_file_index): Added DFI_vartrack.
+       (dump_file): "vartrack" was added (-dV).
+       (flag_var_tracking): New.
+       (f_options): "var-tracking" was added.
+       (rest_of_handle_variable_tracking): New function.
+       (rest_of_compilation): Run variable tracking.
+       (process_options): If user has not specified flag_var_tracking set it
+       according to optimize, debug_info_level and debug_hooks.
+       * tree.h (frame_base_decl): New.
+       * var-tracking.c: New file.
+       * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
+       (ia64_override_options): Set flags to run variable tracking in machine
+       dependent reorg instead of toplev.c.
+       (ia64_reorg): Run variable tracking if wanted.
+       * doc/invoke.texi: Mention variable tracking in -dV,
+       add and -fvar-tracking.
+       * doc/passes.texi: Added variable tracking pass.
+
+       Daniel Berlin <dberlin@dberlin.org>
+       * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
+       * dbxout.c (dbx_debug_hooks): Likewise.
+       (xcoff_debug): Likewise.
+       * debug.c (do_nothing_debug_hooks): Likewise.
+       * dwarf2out.c (dwarf2_debug_hooks): Likewise.
+       * dwarfout.c (dwarf_debug_hooks): Likewise.
+       * sdbout.c (sdb_debug_hooks): Likewise.
+       * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+       * final.c (final_scan_insn): Call var_location debug hook for each
+       NOTE_INSN_VAR_LOCATION.
+
+2004-02-06  Jan Hubicka  <jh@suse.cz>
+
+       * flow.c (update_life_info): Allocate reg_deaths when called from
+       scheudler.
+       (attempt_auto_inc):  Update life ranges accordingly.
+
+2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       PR debug/11816
+       * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
+
+2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * cfganal.c (flow_call_edges_add): Never split a libcall block.
+
+2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
+
+       * dwarf2out.c (output_loc_list): Don't use deltas if we have
+       a separate line info table in use.
+       Use the correct size for terminators.
+       (output_die): Use offset, not delta.
+
+2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * doc/invoke.texi: Remove the pni option from -mfpmath=.
+
+2004-02-06  Jan Hubicka  <jh@suse.cz>
+
+       * recog.c (split_all_insns): Do not update reg info.
+       * regrename.c (regrename_optimize): Likewise.
+       * toplev.c (rest_of_handle_reorder_blocks): Likewise.
+       * flow.c (struct propagate_block_info): Add insn_num field.
+       (reg_deaths): New array.
+       (life_analysis): Free reg_deaths info.
+       (allocate_reg_life_data): Allocate reg_deaths array.
+       (propagate_one_insn): Use new array.
+       (init_propagate_block): Initialize it.
+       (free_propagate_block_info): Finish compuation of
+       REG_LIVE_LENGTH
+       (attempt_auto_inc): Sanity check that REG_INFO is not
+       computed at same time.
+       (mark_used_regs): Update new array.
+
+       * reg-stack.c (subst_stack_regs): Unshare clobbers before
+       substitution.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/s390/s390.md (*extendsiqi2_short_displ): Change to
+       *extendqisi2_short_displ.
+
+2004-02-06  Alan Modra  <amodra@bigpond.net.au>
+
+       * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
+       * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
+       (emit_library_call_value_1): Likewise pass nargs.
+       * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
+       * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
+       * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
+       parameter instead of scanning TYPE_ARGS_TYPES to count args.
+       * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
+       prototype.
+       * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
+       (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
+       (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
+       * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
+       INIT_CUMULATIVE_ARGS.
+       * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
+       * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
+       config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
+       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
+       config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
+       config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
+       config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
+       config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
+       config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
+       config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
+       config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
+       config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
+       possible.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
+       note containing (plus (reg) (const_int)), where reg is an
+       eliminable reg, then perform the register elimination without
+       depending on eliminate_regs().
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arc/arc.c (arc_return_in_memory): Check the return
+       value of int_size_in_bytes against -1.  Don't check
+       TREE_ADDRESSABLE.
+       * config/avr/avr.c (avr_return_in_memory): Check the return
+       value of int_size_in_bytes against -1.
+       * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
+       * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
+       Likewise.
+       * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
+       * config/stormy16/stormy16.c (xstormy16_return_in_memory):
+       Likewise.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/frv/frv-protos.h: Remove the prototype for
+       frv_setup_incoming_varargs.
+       * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
+       (frv_setup_incoming_varargs): Make it static.
+       * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/fr30/fr30-protos.h: Remove the prototype for
+       fr30_setup_incoming_varargs.
+       Update the prototypes for fr30_num_arg_regs and
+       fr30_function_arg_partial_nregs.
+       * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (fr30_setup_incoming_varargs): Make it static.
+       Add argument second_time.  Don't do anything when second_time
+       is nonzero.
+       (fr30_num_arg_regs): Change the type of the first argument to
+       enum machine_mode.
+       (fr30_function_arg_partial_nregs): Change the type of the
+       second argument to enum machine_mode.
+       * config/fr30/fr30.h (STRUCT_VALUE): Remove.
+       (SETUP_INCOMING_VARARGS): Remove.
+
+2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arc/arc-protos.h: Remove the prototype for
+       arc_setup_incoming_varargs.
+       * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (arc_setup_incoming_varargs): Make it static.
+       (arc_external_libcall): Likewise.
+       * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
+       Remove the commented-out definition of
+       ASM_OUTPUT_EXTERNAL_LIBCALL.
+
+2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
+
+       * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
+       to $$(slibdir) in the installation commands.
+
+2004-02-05  David Edelsohn  <edelsohn@gnu.org>
+
+       * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
+       with inner_regno, not regno.
+       * rtlanal.c (refers_to_regno_p): Same.
+
+2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config.gcc: Remove i370 support.
+
+2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * doc/install.texi:  Update automake and autoconf version
+       requirements.  Note where to find gcj automake version.
+
+2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in (generate-manpages): Move dependencies to ...
+       (man): here.
+       * doc/makefile.texi: Document new targets.
+       * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
+
+2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
+
+       PR/13485
+       Makefile.in (srcextra):  Add a level of indirection to ...
+       (gcc.srcextra): ... here.
+       (po-generated): Delete.
+       (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
+       options.c.
+       (start.encap): Remove superfluous lang.srcextra dependency.
+       objc/Make-lang.in (po-generated):  Delete.
+
+2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/ia64/ia64.c (REG_GP): Remove.
+
+2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
+
+2004-02-05  Devang Patel  <dpatel@apple.com>
+
+       * dwarf2out.c (force_type_die): Look up input type itself
+       instead of root_type() of type.
+
+2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+       * config/s390/s390.md ("*tmqidi_ext"): New insn.
+       ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
+       pre-reload splitters are transformed to post-reload
+       define_insn_and_split patterns.
+       ("*tmqisi_ext"): Renamed old "*tmqi_ext".
+
+2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
+       TARGET_PROMOTE_PROTOTYPES.
+
+2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       PR middle-end/13750
+       Revert:
+       2004-01-15  Geoffrey Keating  <geoffk@apple.com>
+       PR pch/13361
+       * c-typeck.c (constructor_asmspec): Delete.
+       (struct initializer_stack): Delete field 'asmspec'.
+       (start_init): Delete saving of asmspec.
+       (finish_init): Don't update constructor_asmspec.
+       * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+       * stmt.c (expand_asm): Duplicate strings from tree.
+       (expand_asm_operands): Likewise.
+       * tree.c (tree_size): Update computation of size of STRING_CST.
+       (make_node): Don't make STRING_CST nodes.
+       (build_string): Allocate string with tree node.
+       * tree.def (STRING_CST): Update comment.
+       * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+       (tree_string): Place contents of string in tree node.
+       * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+       from tree.
+
+2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
+       msgid.
+
+2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
+
+       * config/rs6000/altivec.md (*movv4si_internal): At least one
+       operand must be altivec_register_operand.
+       (*movv8hi_internal1): Likewise.
+       (*movv16qi_internal1): Likewise.
+       (*movv4sf_internal1): Likewise.
+
+2004-02-05  David Edelsohn  <edelsohn@gnu.org>
+
+       * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
+       * configure: Regenerate.
+
+2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
+
+       * doc/install.texi: Update description of --gxx-include-dir to
+       give correct default value.
+
+2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
+       8 with MAC_REG.
+
+2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
+       gen_rtx_PARALLEL.
+
+2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * emit-rtl.c: Update the comment about the file.
+
+2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * sourcebuild.texi (Test Idioms): Update testcase naming
+       conventions.
+
+2004-02-04  Per Bothner  <per@bothner.com>
+
+       Partially revert/redo 2003-10-01 change; fix -fworking-directory.
+       * c-ppoutput.c (pp_dir_change):  New function.
+       * c-common.h (pp_dir_change):  New declaration.
+       * cpplib.h (struct cpp_options):  Remove working_directory field.
+       * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
+       (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
+       Don't handle -fworking_directory here, but in c_common_post_options.
+       (read_original_directory): Don't back up when done.
+       Don't clear no-longer used working_directory flag.
+       * cpplib.h:  Update declarations to match.
+       * c-lex.c (cb_dir_change):  Move to c-opts.c.
+       (init_c_lex):  Don't set dir_change callback here, since we want
+       to set it even if flag_preprocess_only.
+       * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
+       (c_common_post_options):  Set dir_change callback.
+       Call pp_dir_change if approporiate.
+       (finish_options):  Don't call cpp_find_main_file here.  Hence remove
+       unneeded parameter and result. Do LC_RENAME for <built-in>.
+       (c_common_post_options):  Call cpp_read_main_file here instead.
+       (c_common_init):  Update accordingly.
+       (push_command_line_include):  Don't cpp_push_main_file.
+       Do LC_RENAME rather than LC_LEASE to get back to main file.
+       Compared to pre-10-01 version, inline cpp_rename_to_main_file.
+       (c_common_parse_file):  Call cpp_read_main_file for subsequent main
+       files, but call finish_options for all files.
+       * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
+       * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
+       cpp_find_main_file + cpp_push_main_file.
+       * c-lex.c (fe_file_change):  Don't set main_input_filename here.
+       * opts.c (handle_options):  Only set main_input_filename first time.
+
+2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
+
+2004-02-04  Geoffrey Keating  <geoffk@apple.com>
+
+       * reload.c (find_equiv_reg): When checking for register overlap,
+       don't index hard_regno_nregs with a pseudo-reg.
+
+2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
+
+2004-02-04  David Edelsohn  <edelsohn@gnu.org>
+
+       * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
+       against FIRST_PSEUDO_REGISTER.
+
+2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * Makefile.in: Move target, host overrides after per-language
+       fragments.
+
+       * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
+       (GNATLIBCFLAGS): Remove -g.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
+       config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
+       config/ia64/ia64.c, config/ia64/unwind-ia64.c,
+       config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
+       config/pdp11/pdp11.c, config/rs6000/rs6000.c,
+       config/sparc/sparc.c, config/vax/vax.c: Revert the
+       replacements of "FALLTHRU" with "Fall through" done in the
+       previous patch.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
+       config/arm/arm.c, config/arm/arm.md,
+       config/cris/cris-protos.h, config/fr30/fr30.c,
+       config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
+       config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
+       config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
+       config/ip2k/ip2k.md, config/ip2k/libgcc.S,
+       config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
+       config/m68k/m68k.c, config/m68k/netbsd-elf.h,
+       config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
+       config/ns32k/netbsd.h, config/ns32k/ns32k.c,
+       config/ns32k/ns32k.h, config/pdp11/pdp11.h,
+       config/rs6000/darwin-ldouble.c, config/s390/s390.h,
+       config/s390/s390.md, config/sparc/netbsd-elf.h,
+       config/sparc/openbsd.h, config/sparc/sparc.c,
+       config/xtensa/lib2funcs.S: Fix comment formatting.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/alpha/alpha.c, config/arc/arc.c,
+       config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
+       config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
+       config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
+       config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
+       config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
+       config/ia64/ia64.c, config/ia64/unwind-ia64.c,
+       config/iq2000/iq2000.c, config/m32r/m32r.c,
+       config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
+       config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
+       config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
+       config/rs6000/rs6000.h, config/sparc/sparc.c,
+       config/vax/vax.c: Fix comment typos.  Follow spelling
+       conventions.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
+       caller-save.c, df.h, genconfig.c, global.c, lcm.c,
+       ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
+       sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
+       config/arm/fpa.md, config/arm/iwmmxt.md,
+       config/arm/netbsd-elf.h, config/arm/netbsd.h,
+       config/m68hc11/m68hc11.md, config/mips/iris5.h,
+       config/mn10300/mn10300.md, config/rs6000/altivec.md,
+       config/sparc/netbsd-elf.h: Update copyright.
+
+2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+       for all modes whose size is greater than 8 bytes if ARCH32.
+       (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
+       by reference if ARCH32.
+
+2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
+
+       * cgraphunit.c (cgraph_postorder): Fix typo in comment.
+
+2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
+       to before adddi3 insn patterns.
+       ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
+       "reload_insi"): Move to before addsi3 insn patterns.
+
+2004-02-04  Mark Mitchell  <mark@codesourcery.com>
+
+       * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
+       parameter.  Use it instead of current_function_is_thunk.
+       * function.h (struct function): Update documentation for is_thunk.
+       * tree.h (CALL_FROM_THUNK_P): New macro.
+       * config/alpha/alpha.c (alpha_sa_mask): Do not check
+       no_new_pseudos when testing current_function_is_thunk.
+       * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
+       TARGET_SETUP_INCOMING_VARARGS.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * emit-rtl.c (gen_rtx): Remove.
+       * genattrtab.c: Don't mention gen_rtx in a comment.
+       * rtl.h: Remove the prototype for gen_rtx.
+       * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arc/arc.h, config/fr30/fr30.h
+       (SETUP_INCOMING_VARARGS): Remove the target-independent
+       comments.
+       * doc/tm.texi: Don't mention deprecated target macros.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
+       target-independent comment.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
+       mention deprecated target macros.
+
+2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config.gcc: Remove obsolete ports and configurations.
+       * config/linux-aout.h, config/netware.h,
+       config/t-linux-gnulibc1, config/d30v/abi,
+       config/d30v/d30v-protos.h, config/d30v/d30v.c,
+       config/d30v/d30v.h, config/d30v/d30v.md,
+       config/d30v/libgcc1.asm, config/d30v/t-d30v,
+       config/dsp16xx/dsp16xx-modes.def,
+       config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
+       config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
+       config/i370/README, config/i370/i370-c.c,
+       config/i370/i370-protos.h, config/i370/i370.c,
+       config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
+       config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
+       config/i386/freebsd-aout.h, config/i386/linux-aout.h,
+       config/i386/moss.h, config/i386/netware.h,
+       config/i386/svr3.ifile, config/i386/svr3dbx.h,
+       config/i386/svr3gas.h, config/i386/svr3z.ifile,
+       config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
+       config/i960/i960-c.c, config/i960/i960-coff.h,
+       config/i960/i960-modes.def, config/i960/i960-protos.h,
+       config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
+       config/i960/rtems.h, config/i960/t-960bare,
+       config/m68k/hp310.h, config/m68k/hp320.h,
+       config/m68k/hp320base.h, config/m68k/m68kv4.h,
+       config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
+       Remove.
+       * doc/extend.texi, doc/install.texi, doc/invoke.texi,
+       doc/md.texi: Remove mentions of obsolete ports.
+
+2004-02-04  Jan Hubicka  <jh@suse.cz>
+
+       * alias.c (find_base_term, get_addr):  Do not dereference NULL
+       pointer when all VALUE's locations has been invalidated.
+       (rtx_equal_for_memref_p): Simplify checking of VALUEs.
+
+2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
+
+       * doc/invoke.texi (x86 options): Fix spelling/wording.
+
+2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
+       put the original string in a comment.
+       * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
+       * config/mips/mips.c (mips_output_ascii): Likewise.
+       * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
+
+2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (GIV_SORT_CRITERION): Poison.
+       * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
+       * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
+
+2004-02-03  Roger Sayle  <roger@eyesopen.com>
+
+       PR target/9348
+       * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
+       multiplies with a multiplication of the wrong signedness, its the
+       signedness of the multiplication that we've performed that needs to
+       be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
+       if expand_mult_highpart_adjust places the result in target.
+
+2004-02-03  Richard Henderson  <rth@redhat.com>
+
+       * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
+
+2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * config.gcc (sh[234]l): Use little endian fragments.
+
+2004-02-03  Paul Koning  <pkoning@equallogic.com>
+
+       * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
+       * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
+       * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
+       encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
+       floating point format.
+       (pdp11_f_format, pdp11_d_format): New real_format descriptors for
+       the above functions.
+       (output_move_quad): Output float values in correct target format.
+       (legitimate_const_double_p): New function.
+       * config/pdp11/pdp11.h: Fix typos.
+       (FLOAT_WORDS_BIG_ENDIAN): Add definition.
+       (TARGET_FLOAT_FORMAT): Ditto.
+       (pdp11_f_format, pdp11_d_format): Add external declarations.
+       (MAX_REGS_PER_ADDRESS): Corrected.
+       (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
+       (PRINT_OPERAND): Output float literals in target format.
+
+2004-02-03  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/13975
+       * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
+       TI_PRIVATE.
+       (access_public_node): Redefine.
+       (access_protected_node): Likewise.
+       (access_private_node): Likewise.
+       * tree.c (build_common_tree_nodes): Create access_public_node,
+       access_protected_node, and access_private_node.
+
+2004-02-03  Steve Ellcey  <sje@cup.hp.com>
+
+       * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
+       (MASK_INLINE_INT_DIV_THR): Ditto.
+       (MASK_INLINE_SQRT_LAT): Ditto.
+       (MASK_INLINE_SQRT_THR): Ditto.
+       (MASK_DWARF2_ASM): Ditto.
+       (MASK_EARLY_STOP_BITS): Ditto.
+
+2004-02-02  Paul Brook  <paul@codesourcery.com>
+
+       Merge from csl-arm-branch.
+
+       2004-01-30  Paul Brook  <paul@codesourcery.com>
+
+       * aof.h (REGISTER_NAMES): Add vfp reg names
+       (ADDITIONAL_REGISTER_NAMES): Ditto.
+       * aout.h (REGISTER_NAMES): Ditto.
+       (ADDITIONAL_REGISTER_NAMES): Ditto.
+       * arm-protos.h: Update/Add Prototypes.
+       * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
+       Only allow 0.0 for VFP.
+       (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
+       (values_fp): Rename from values_fpa.  Update Users.
+       (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
+       Update users.  Only check valid constants for this hardware.
+       (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
+       Only allow consts for FPA.
+       (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
+       Only allow consts for FPA.
+       (use_return_insn): Check for saved VFP regs.
+       (arm_legitimate_address_p): Handle VFP DFmode addressing.
+       (arm_legitimize_address): Ditto.
+       (arm_general_register_operand): New function.
+       (vfp_mem_operand): New function.
+       (vfp_compare_operand): New function.
+       (vfp_secondary_reload_class): New function.
+       (arm_float_compare_operand): New function.
+       (vfp_print_multi): New function.
+       (vfp_output_fstmx): New function.
+       (vfp_emit_fstm): New function.
+       (arm_output_epilogue): Output VPF reg restore code.
+       (arm_expand_prologue): Output VFP reg save code.
+       (arm_print_operand): Add 'P'.
+       (arm_hard_regno_mode_ok): Return modes for VFP regs.
+       (arm_regno_class): Return classes for VFP regs.
+       (arm_compute_initial_elimination_offset): Include space for VFP regs.
+       (arm_get_frame_size): Ditto.
+       * arm.h (FIXED_REGISTERS): Add VFP regs.
+       (CALL_USED_REGISTERS): Ditto.
+       (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
+       (FIRST_VFP_REGNUM): Define.
+       (LAST_VFP_REGNUM): Define.
+       (IS_VFP_REGNUM): Define.
+       (FIRST_PSEUDO_REGISTER): Include VFP regs.
+       (HARD_REGNO_NREGS): Handle VFP regs.
+       (REG_ALLOC_ORDER): Add VFP regs.
+       (enum reg_class): Add VFP_REGS.
+       (REG_CLASS_NAMES): Ditto.
+       (REG_CLASS_CONTENTS): Ditto.
+       (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
+       (REG_CLASS_FROM_LETTER): Add 'w'.
+       (EXTRA_CONSTRAINT_ARM): Add 'U'.
+       (EXTRA_MEMORY_CONSTRAINT): Define.
+       (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
+       (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
+       (REGISTER_MOVE_COST): Ditto.
+       (PREDICATE_CODES): Add arm_general_register_operand,
+       arm_float_compare_operand and vfp_compare_operand.
+       * arm.md (various): Rename as above.
+       (divsf3): Enable when TARGET_VFP.
+       (divdf3): Ditto.
+       (movdfcc): Ditto.
+       (sqrtsf2): Ditto.
+       (sqrtdf2): Ditto.
+       (arm_movdi): Disable when TARGET_VFP.
+       (arm_movsi_insn): Ditto.
+       (movsi): Only split with general regs.
+       (cmpsf): Use arm_float_compare_operand.
+       (push_fp_multi): Restrict to TARGET_FPA.
+       (vfp.md): Include.
+       * vfp.md: New file.
+       * fpa.md (various): Rename as above.
+       * doc/md.texi: Document ARM w and U constraints.
+
+       2004-01-15  Paul Brook  <paul@codesourcery.com>
+
+       * config.gcc: Add with_fpu.  Allow with-float=softfp.
+       * config/arm/arm.c (arm_override_options): Rename *-s to *s.
+       Break out of loop when we find a float-abi.  Fix typo.
+       * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
+       Set -mfloat-abi=.
+       * doc/install.texi: Document --with-fpu.
+
+       2003-01-14  Paul Brook  <paul@codesourcery.com>
+
+       * config.gcc (with_arch): Add armv6.
+       * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
+       * config/arm/arm.c (arm_overrride_options): Ditto.
+
+       2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
+       (FL_ARCH6): Renamed from FL_ARCH6J.
+       (arm_arch3m): Renamed from arm_fast_multiply.
+       (arm_arch6): Renamed from arm_arch6j.
+       * arm.h: Update all uses of above.
+       * arm-cores.def: Likewise.
+       * arm.md: Likewise.
+
+       * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
+       not arm6j.  Add entry for arch armv6.
+
+       2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (arm_emit_extendsi): Delete.
+       * arm-protos.h (arm_emit_extendsi): Delete.
+       * arm.md (zero_extendhisi2): Also handle zero-extension of
+       non-subregs.
+       (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
+       (thumb_zero_extendhisi2): Only match if not v6.
+       (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
+       (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
+       (thumb_extendqisi2): Likewise.
+       (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
+       (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
+       (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
+       (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
+       (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
+       (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
+       (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
+       (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
+       (arm_extendqisi2addsi): Likewise.
+
+       2003-12-31  Mark Mitchell  <mark@codesourcery.com>
+
+       Revert this change:
+       * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
+       + REG addressing modes.
+
+       * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
+       + REG addressing modes.
+
+       2003-12-30  Mark Mitchell  <mark@codesourcery.com>
+
+       * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
+       CONSTANT_P_RTX.
+
+       2003-30-12  Paul Brook  <paul@codesourcery.com>
+
+       * longlong.h: protect arm inlines with !defined (__thumb__)
+
+       2003-30-12  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
+
+       2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
+       change.
+
+       2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * builtins.c (expand_builtin_apply_args_1): Add pretend args size
+       to the virtual incoming args pointer for downward stacks.
+
+       2003-12-29  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm-cores.def: Add cost function.
+       * config/arm/arm.c (arm_*_rtx_costs): New functions.
+       (arm_rtx_costs): Remove
+       (struct processors): Add rtx_costs field.
+       (all_cores, all_architectures): Ditto.
+       (arm_override_options): Set targetm.rtx_costs.
+       (thumb_rtx_costs): New function.
+       (arm_rtx_costs_1): Remove cases handled elsewhere.
+       * config/arm/arm.h (processor_type): Add COSTS parameter.
+
+       2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
+       (arm926ejs.md): Include it.
+       * config/arm/arm926ejs.md: New pipeline description.
+
+       2003-12-24  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_arch6j): New variable.
+       (arm_override_options): Set it.
+       (arm_emit_extendsi): New function.
+       * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
+       * config/arm/arm.h (arm_arch6j): Declare.
+       * config/arm/arm.md: Add sign/zero extend insns.
+
+       2003-12-23  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (all_architectures): Add armv6.
+       * doc/invoke.texi: Document it.
+
+       2003-12-19  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
+       insn patterns to match.
+       * config/arm/arm-generic.md: Ditto.
+       * config/arm/cirrus.md: Ditto.
+       * config/arm/fpa.md: Ditto.
+       * config/amm/iwmmxt.md: Ditto.
+       * config/arm/arm1026ejs.md: Ditto.
+       * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
+       for 11_loadb.
+
+       2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
+       * config/arm/arm.c (arm_adjust_cost): Check shift cost for
+       TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
+       (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
+       arm_no_early_mul_dep): Correctly deal with conditional execution,
+       parallels and single shift operations.
+       (arm_no_early_alu_shift_value_dep): Define.
+       * arm.md (attr type): Replace 'normal' with 'alu',
+       'alu_shift' and 'alu_shift_reg'.
+       (attr core_cycles): Adjust.
+       (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
+       *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
+       *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
+       *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
+       *arith_shiftsi_compare0_scratch, *sub_shiftsi,
+       *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
+       *if_shift_move, *if_move_shift, *if_shift_shift): Set type
+       attribute appropriately.
+       * config/arm/arm1026ejs.md (alu_op): Adjust.
+       (alu_shift_op, alu_shift_reg_op): New.
+       * config/arm/arm1136.md: Add better bypasses for early
+       registers. Remove load[234] and store[234] bypasses.
+       (11_alu_op): Adjust.
+       (11_alu_shift_op, 11_alu_shift_reg_op): New.
+
+       2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
+       arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
+       * config/arm/arm.c (arm_no_early_store_addr_dep,
+       arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
+       * config/arm/arm1026ejs.md: Add load-store bypass.
+       * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
+       Add bypasses between instructions.
+
+       2003-12-10  Paul Brook  <paul@codesourcery.com>
+
+       * config/arm/arm.c (arm_fpu_model): New variable.
+       (arm_fload_abi): New variable.
+       (target_fpe_name): Rename from target_fp_name.
+       (target_fpu_name): New variable.
+       (arm_is_cirrus): Remove.
+       (fpu_desc): New struct.
+       (all_fpus): Define.
+       (pf_model_for_fpu): Define.
+       (all_loat_abis): Define.
+       (arm_override_options): Set fp arch flags based on -mfpu=
+       and -float-abi=.
+       (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
+       (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
+       (*): Use new TARGET_* flags.
+       * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
+       (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
+       (TARGET_SOFT_FLOAT): Ditto.
+       (TARGET_SOFT_FLOAT_ABI): New.
+       (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
+       TARGET_HARD_FLOAT.
+       (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
+       (TARGET_OPTIONS): Add -mfpu=.
+       (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
+       (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
+       (arm_pf_model): Define.
+       (arm_float_abi_type): Define.
+       (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
+       * config/arm/arm.md: Use new TARGET_* flags.
+       * config/arm/cirrus.md: Ditto.
+       * config/arm/fpa.md: Ditto.
+       * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
+       * config/arm/semi.h (ASM_SPEC): Ditto.
+       * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
+       (FPUTYPE_DEFAULT): Set to VFP.
+       * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
+
+       2003-11-22  Phil Edwards  <phil@codesourcery.com>
+
+       PR target/12476
+       * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
+       'bx' instead of 'b' to avoid branch range restrictions.  Output
+       the thunk immediately before the thunked-to function.
+       * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
+       .thumb_func if a thunk is being generated.  Emit .code 16 along
+       with .thumb_func if a thunk is not being generated.
+
+       2003-11-15  Nicolas Pitre <nico@cam.org>
+
+       * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
+       arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
+       * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
+       (lshrdi3_iwmmxt): Renamed from lshrdi3.
+       * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
+
+       2003-11-12  Steve Woodford  <scw@wasabisystems.com>
+           Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
+       code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
+
+       2003-11-05  Phil Edwards  <phil@codesourcery.com>
+
+       * config/arm/arm.md (insn):  Add new V6 instruction names.
+       (generic_sched):  New attr.
+       * config/arm/arm-generic.md:  Use generic_sched here.
+       * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
+       stages of pipeline.  Adjust latency counts accordingly.
+       * config/arm/arm1136jfs.md:  New file.
+
+       2003-10-28  Mark Mitchell  <mark@codesourcery.com>
+
+       * config/arm/arm.h (processor_type): New enumeration type.
+       (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
+       ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
+       (CPP_CPU_ARCH_SPEC): Likewise.
+       * config/arm/arm.c (arm_tune): New variable.
+       (all_cores): Use cores.def.
+       (all_architectures): Add representative processor.
+       (arm_override_options): Restructure way in which tuning
+       information is deduced.
+       * arm.md: Update "insn" and "type" attributes throughout.
+       (insn): New attribute.
+       (type): Compute "mult" from "insn" attribute.  Add load2,
+       load3, load4 alternatives.
+       (arm automaton): Move to arm-generic.md.
+       * config/arm/arm-cores.def: New file.
+       * config/arm/arm-generic.md: Likewise.
+       * config/arm/arm1026ejs.md: Likewise.
+
+2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/invoke.texi (SPARC options): Remove -mflat and
+       all -mxxx (xxx:chip) options.
+       * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
+       * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
+       * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
+       * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
+       * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
+       * config/sparc/sparc.c: Likewise.
+       (sparc_output_function_prologue): Remove TARGET_FLAT handling.
+       (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
+       (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
+       (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
+       (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
+       (sparc_flat_must_save_register_p): Likewise.
+       (sparc_flat_compute_frame_size): Likewise.
+       (sparc_flat_save_restore): Likewise.
+       (sparc_flat_function_prologue): Likewise.
+       (sparc_flat_function_epilogue): Likewise.
+       (sparc_flat_epilogue_delay_slots): Likewise.
+       (sparc_flat_eligible_for_epilogue_delay): Likewise.
+       (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
+       * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
+       (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
+       (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
+       (CONDITIONAL_REGISTER_USAGE): Likewise.
+       (FRAME_POINTER_REQUIRED): Likewise.
+       (INITIAL_ELIMINATION_OFFSET): Likewise.
+       (BASE_RETURN_VALUE_REG): Likewise.
+       (BASE_OUTGOING_VALUE_REG): Likewise.
+       (BASE_PASSING_ARG_REG): Likewise.
+       (BASE_INCOMING_ARG_REG): Likewise.
+       (INCOMING_REGNO): Likewise.
+       (OUTGOING_REGNO): Likewise.
+       (LOCAL_REGNO): Likewise.
+       (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
+       (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+       (EPILOGUE_USES): Likewise.
+       * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
+       ("flat" attribute): Delete.
+       (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
+       handling.
+       (call followed by jump define_peephole's): Delete.
+       (exception_receiver): Likewise.
+       (builtin_setjmp_receiver): Likewise.
+       * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
+
+2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR c/11658
+       PR c/13994
+       * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
+       on langhooks.h.
+       * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
+       * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
+       Include langhooks.h.  Replace c_common_truthvalue_conversion
+       with the truthvalue_conversion language hook throughout.
+       (expr_no_commas): Call default_conversion before save_expr
+       for the first term of the production 'x ? : y'.
+       * c-common.c (c_common_truthvalue_conversion): Remove
+       obsolete block.  Invoke recursively the hook instead
+       of this function.
+       * c-convert.c (convert): handle ERROR_MARK_NODE.
+       * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
+       returned by the truthvalue_conversion language hook.
+       * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
+       c_objc_common_truthvalue_conversion.
+       * c-objc-common.c (c_objc_common_truthvalue_conversion):
+       New function.
+       * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
+       * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
+       c_objc_common_truthvalue_conversion.
+
+2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
+       of gen_rtx.
+       (LIBCALL_VALUE): Likewise.
+       * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
+       gen_rtx_CC0 instead of gen_rtx.
+       * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
+       gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
+       (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
+       gen_rtx.
+       (m68hc11_emit_logical): Likewise.
+
+2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
+       config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
+       config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
+       config/m32r/m32r.md, config/m68hc11/m68hc11.c,
+       config/mips/mips.md, config/mmix/mmix.c,
+       config/mn10300/mn10300.c, config/mn10300/mn10300.md,
+       config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
+       config/rs6000/altivec.md, config/s390/s390.c,
+       config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
+       config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
+       Use const0_rtx instead of GEN_INT (0).  Do the same for other
+       constants that are readily available.
+
+2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doloop.c, optabs.c, regmove.c, sched-deps.c,
+       config/i386/i386.c, config/i386/i386.md: Use const0_rtx
+       instead of GEN_INT (0).  Do the same for other constants that
+       are readily available.
+
+2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
+       gen_rtx.
+       * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
+       instead of gen_rtx.
+       * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
+       gen_rtx.
+       * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
+       gen_rtx_ASHIFT instead of gen_rtx.
+       (udivmodqi4): Likewise.
+
+2004-02-02  Richard Henderson  <rth@redhat.com>
+
+       PR target/13789
+       * expr.c (store_expr): Use force_operand before emit_move_insn.
+
+2004-02-02  Jeff Law  <law@redhat.com>
+           Roger Sayle  <roger@eyesopen.com>
+
+       * tree.c (commutative_tree_code, associative_tree_code): New
+       functions.
+       (iterative_hash_expr): Use commutative_tree_code.
+       * tree.h (commutative_tree_code, associative_tree_code): Declare.
+       * fold-const.c (operand_equal_p): Use commutative_tree_code
+       rather than inlining the commutativity check.
+       (fold): Likewise.
+
+2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
+       * config/frv/frv-protos.h: Remove the prototype for
+       frv_function_arg_keep_as_reference.
+       * config/frv/frv.c (frv_function_arg_keep_as_reference):
+       Remove.
+       * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
+       * config/stormy16/stormy16.h: Remove the commented-out
+       definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
+
+2004-02-03  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/13914
+       * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
+       for retaddr_column.
+
+2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
+       gen_rtx.
+
+2004-02-02  Eric Christopher  <echristo@redhat.com>
+           Zack Weinberg  <zack@codesourcery.com>
+
+       * c-opts.c (c_common_handle_option): Add -finput-charset.
+       * c.opt: Ditto.
+       * cppcharset.c (one_iso88591_to_utf8): Remove.
+       (convert_iso88591_utf8): Ditto.
+       (conversion_tab): Remove 8859-1 converter.
+       (_cpp_input_to_utf8): Remove.
+       (_cpp_init_iconv_buffer): Ditto.
+       (_cpp_close_iconv_buffer): Ditto.
+       (_cpp_convert_input): New function.
+       (_cpp_default_encoding): Ditto.
+       * cpphash.h: Add/remove prototypes for above.
+       * cppfiles.c (read_file_guts): Use _cpp_convert_input.
+       * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
+       for narrow execution and input character sets.
+       * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
+       * doc/cppopts.texi: Document -finput-charset.
+
+2004-02-02  David Edelsohn  <edelsohn@gnu.org>
+
+       * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
+       against FIRST_PSEUDO_REGISTER.
+
+2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/invoke.texi (SPARC options): Further improve.
+
+2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
+       config/h8300/h8300.c, config/ip2k/ip2k.md,
+       config/iq2000/iq2000.c, config/mips/mips.c,
+       config/rs6000/rs6000.c, config/rs6000/rs6000.md,
+       config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
+       config/v850/v850.md: Fix indentation.
+
+2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (function_arg_slotno): Align TImode
+       arguments on a 16-byte boundary in the parameter array if ARCH64.
+       Split handling of TFmode.
+
+2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
+
+       * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
+       Don't test CONSTANT_P (x).
+       (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
+       ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
+       Fix misindentation.
+
+2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
+
+2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
+       config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
+       config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
+       config/iq2000/iq2000.c, config/m32r/m32r.c,
+       config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
+       config/mn10300/mn10300.c, config/rs6000/rs6000.c,
+       config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
+       config/stormy16/stormy16.c, config/v850/v850.md,
+       config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
+
+2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mcore/mcore.c (block_move_sequence): Replace
+       gen_rtx_CONST_INT with GEN_INT.
+
+2004-02-02  Jan Hubicka  <jh@suse.cz>
+
+       * alias.c (record_set): Use hard_regno_nregs.
+       * bt-load.c (find_btr_reference, note_btr_set): Likewise.
+       * builtins.c (apply_args_size): Likewise.
+       * caller-save.c (setup_save_areas, save_call_clobbered_regs,
+       mark_set_regs, add_stored_regs, mark_referenced_regs,
+       insert_restore, insert_save, insert_one_insn): Likewise.
+       * cfgcleanup.c: Include regs.h
+       (mark_effect, mentions_nonequal_regs): Likewise.
+       * cfgrtl.c (mark_killed_regs): Likewise
+       * combine.c (update_table_tick, record_value_for_reg,
+       record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
+       reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
+       reg_bitfield_target_p, distribute_notes): Likewise.
+       * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
+       exp_equiv_p, cse_insn): Likewise.
+       * cselib.c (cselib_lookup): Likewise.
+       (cselib_invalidate_regno, cselib_record_set): Likewise.
+       * df.c (df_ref_record): Likewise.
+       * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
+       Likewise.
+       * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
+       count_or_remove_death_notes_bb): Likewise.
+       * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
+       * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
+       mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
+       * integrate.c (mark_stores): Likewise.
+       * jump.c (delete_prior_computation): Likewise.
+       * lcm.c (reg_dies, reg_becomes_live): Likewise.
+       * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
+       * loop.c (LOOP_REGNO_NREGS): Likewise.
+       * postreload.c (reload_combine, reload_combine_note_store,
+       reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
+       * ra-colorize.c (combine, color_usable_p, get_free_reg,
+       calculate_dont_begin, calculate_dont_begin, colorize_one_web,
+       try_recolor_web, insert_coalesced_conflicts, check_colors,
+       break_precolored_alias): Likewise.
+       * ra-debug.c: Include regs.h
+       (ra_print_rtx_object): Likewise.
+       * ra-rewrite (choose_spill_colors): Likewise.
+       (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
+       * ra.c (init_ra): Likewise.
+       * recog.c (reg_fits_class_p, peep2_reg_dead_p,
+       peep2_find_free_register): Likewise.
+       * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
+       * regclass.c (hard_regno_nregs): New array.
+       (init_reg_modes_once): Initialize it.
+       (choose_hard_reg_mode): Use it.
+       (record_reg_classes): Likewise.
+       * regmove.c (mark_flags_life_zones): Likewise.
+       * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
+       scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
+       copy_value, maybe_mode_change, find_oldest_value_reg,
+       copyprop_hardreg_forward_1):
+       * regs.h (hard_regno_nregs): Declare.
+       * realod.c (reload_inner_reg_of_subreg): Use it.
+       (push_reload, combine_reloads, find_dummy_reload,
+       hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
+       refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
+       reload_adjust_reg_for_mode): Likewise.
+       * reload1.c (compute_use_by_pseudos, count_pseudo,
+       count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
+       spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
+       clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
+       allocate_reload_reg, choose_reload_regs, emit_reload_insns,
+       delete_output_reload): Likewise.
+       * resource.c (update_live_status, mark_referenced_resources,
+       mark_set_resources, mark_target_live_regs): Likewise.
+       * rtlanal.c:  Include regs.h
+       (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
+       dead_or_set_regno_p, find_regno_note, find_reg_fusage,
+       subreg_regno_offset, subreg_offset_representable_p,
+       hoist_test_store): Likewise.
+       * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
+       * sched-rgn.c (check_live_1, update_live_1): Likewise.
+       * stmt.c: Include regs.h
+       (decl_conflicts_with_clobbers_p): Likewise.
+       * varasm.c (make_decl_rtl): Likewise.
+       * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
+
+2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
+       config/arm/linux-gas.h, config/arm/netbsd-elf.h,
+       config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
+       config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
+       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
+       config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
+       config/iq2000/iq2000.h, config/m32r/m32r.c,
+       config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
+       config/m68hc11/m68hc11.md, config/m68k/m68k.md,
+       config/mcore/mcore.c, config/mcore/mcore.h,
+       config/mcore/mcore.md, config/mips/mips.c,
+       config/ns32k/ns32k.h, config/ns32k/ns32k.md,
+       config/rs6000/rs6000.c, config/s390/s390.c,
+       config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
+       config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
+       "gen_rtx (FOO, " with "gen_rtx_FOO (".
+
+2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (two peephole2's): New.
+
+2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
+       (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
+       (ASM_CPU_SPEC): Likewise
+       * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
+       (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
+
+2004-02-01  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
+       isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
+       (expand_builtin): Always call expand_builtin_pow.
+
+2004-02-01  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
+       BUILT_IN_SIGNBITL): New GCC builtins.
+       * builtins.c (expand_builtin_signbit): New function to RTL expand
+       calls to signbit, signbitf and signbitl as inline intrinsics.
+       (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
+       (fold_builtin_signbit): New function to perform constant folding
+       of signbit, signbitf and signbitl.
+       (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
+
+       * doc/extend.texi: Document new signbit{,f,l} builtins.
+
+2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
+
+2004-02-01  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/mips.h (PREDICATE_CODES): Remove entries for
+       "mips_const_double_ok" and "simple_memory_operand", which were
+       removed from the MIPS port with the mips-3_4-rewrite branch merge.
+       * config/mips/mips.c (mips16_lay_out_constants): Update comment
+       for removal of simple_memory_operand.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/c4x/c4x.md: Use GEN_INT instead of
+       gen_rtx (CONST_INT, ...).
+
+2004-01-31  Richard Henderson  <rth@redhat.com>
+
+       * varasm.c (output_constant_pool): Don't zap the pool.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genrecog.c (decision_type): Add DT_const_int.
+       (write_cond) [DT_const_int]: Print a comparison against small
+       constant.
+       (write_node): Simplify comparisons against small constants
+       before printing tests.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
+       instead of gen_rtx_CONST_INT.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
+       instead of gen_rtx_CONST_INT.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
+       hook_bool_CUMULATIVE_ARGS_false.
+       * targhooks.c (default_strict_argument_naming): Rename to
+       hook_bool_CUMULATIVE_ARGS_false.
+       * targhooks.h: Update the prototype for
+       default_strict_argument_naming.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
+       * config/sh/sh.h: Likewise.
+       * config/sh/sh.md: Likewise.
+
+2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/invoke.texi (SPARC options): Restructure and update.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
+       STRICT_ARGUMENT_NAMING): Poison.
+       * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
+       hook_bool_tree_false.
+       * targhooks.c (default_promote_function_args): Remove.
+       (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
+       Don't check incoming.
+       (default_strict_argument_naming): Don't use
+       STRICT_ARGUMENT_NAMING.
+       * targhooks.h: Remove the prototype for
+       default_promote_function_args.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i386/i386-protos.h: Remove the prototype for
+       ix86_setup_incoming_varargs.
+       * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
+       (ix86_setup_incoming_varargs): Make it static.
+       * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * alloc-pool.c: Fix comment typos.
+       * builtin-types.def: Likewise.
+       * builtins.def: Likewise.
+       * c-pretty-print.c: Likewise.
+       * df.h: Likewise.
+       * reload1.c: Likewise.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/invoke.texi: Follow spelling conventions.
+       * doc/tm.texi: Likewise.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/install.texi: Fix typos.
+       * doc/invoke.texi: Likewise.
+
+2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (s390_decompose_address): Do not treat virtual
+       registers as pointers.
+       * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
+
+2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
+
+       * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
+       and restore it to gen_lowpart_general on exit.
+       (gen_lowpart_for_combine): Adjust all callers to go through
+       gen_lowpart.
+       * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
+       and restore it to gen_lowpart_general on exit.
+       (gen_lowpart_if_possible): Adjust all callers to go through
+       gen_lowpart.
+       * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
+       (gen_lowpart): Declare as pointer to function, initialized to
+       gen_lowpart_general.
+       * rtl.h (gen_lowpart): Declare as pointer to function.
+
+2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
+       * calls.c: Likewise.
+       * emit-rtl.c: Likewise.
+       * function.c: Likewise.
+       * reload1.c: Likewise.
+       * config/i386/cygming.h: Likewise.
+       * config/i386/i386.c: Likewise.
+       * config/i386/winnt.c: Likewise.
+
+2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
+
+       PR bootstrap/9249
+       * doc/install.texi: document --enable-__cxa_atexit option.
+       * configure.ac: Disable __cxa_atexit if not supported.
+       * configure: Regenerate.
+
+2004-01-30  Daniel Berlin  <dberlin@dberlin.org>
+
+       * ggc-zone.c (ggc_free): New function.
+
+2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
+       cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
+       flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
+       ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
+       tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
+       config/alpha/alpha.c, config/alpha/alpha.h,
+       config/alpha/alpha.md, config/alpha/unicosmk.h,
+       config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
+       config/c4x/c4x-protos.h, config/c4x/c4x.md,
+       config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
+       config/frv/frvend.c, config/i386/cygming.h,
+       config/i386/djgpp.h, config/i386/emmintrin.h,
+       config/i386/gthr-win32.c, config/i386/i386-interix.h,
+       config/i386/i386-protos.h, config/i386/openbsd.h,
+       config/i386/winnt.c, config/i386/xm-mingw32.h,
+       config/i386/xmmintrin.h, config/ia64/ia64.md,
+       config/iq2000/iq2000.md, config/m32r/m32r.md,
+       config/m68k/m68k.md, config/mcore/mcore-elf.h,
+       config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
+       config/mips/iris5gas.h, config/mips/iris6.h,
+       config/mips/iris6gas.h, config/mips/linux.h,
+       config/mips/mips.md, config/mips/netbsd.h,
+       config/mips/openbsd.h, config/mips/windiss.h,
+       config/pa/fptr.c, config/rs6000/aix.h,
+       config/rs6000/altivec.h, config/rs6000/darwin.h,
+       config/rs6000/xcoff.h, config/s390/s390-protos.h,
+       config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
+       config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
+       config/sparc/sol2.h: Update copyright.
+
+2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in (abs_docdir, abs_srcdir): Define.
+       (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
+
+2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genconfig.c (main): Have CC0_P check its operand even on a
+       target without cc0.
+
+2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/alpha/alpha.c: Remove mentions of deprecates macros
+       in comments, remove some target-independent comments about target
+       macros, and/or add minimal function comments for target hook
+       implementations.
+       * config/avr/avr.c: Likewise.
+       * config/ia64/ia64.h: Likewise.
+       * config/ip2k/ip2k.c: Likewise.
+       * config/iq2000/iq2000.c: Likewise.
+       * config/m32r/m32r.h: Likewise.
+       * config/m68hc11/m68hc11.c: Likewise.
+       * config/mcore/mcore.c: Likewise.
+       * config/mmix/mmix.c: Likewise.
+       * config/mn10300/mn10300.c: Likewise.
+       * config/pa/pa.c: Likewise.
+       * config/pdp11/pdp11.c: Likewise.
+       * config/rs6000/rs6000.h: Likewise.
+       * config/sh/sh.c: Likewise.
+       * config/sh/sh.h: Likewise.
+       * config/sparc/sparc.c: Likewise.
+       * config/sparc/sparc.h: Likewise.
+       * config/stormy16/stormy16.c: Likewise.
+       * config/xtensa/xtensa.c: Likewise.
+
+2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       PR optimization/12147
+       * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
+       RELOAD_FOR_OPADDR_ADDR.
+       (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
+       might be reused as RELOAD_FOR_OPADDR_ADDR register.
+
+2004-01-30  Jan Hubicka  <jh@suse.cz>
+
+       * reload.c (get_secondary_mem): Fix updating of
+       secondary_memlocs_elim_used.
+
+2004-01-30  Richard Henderson  <rth@redhat.com>
+
+       * varasm.c (struct rtx_const, struct pool_constant): Remove.
+       (MAX_RTX_HASH_TABLE): Remove.
+       (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
+       (first_pool, last_pool, pool_offset): Remove.
+       (struct rtx_constant_pool): Split out from ...
+       (struct varasm_status): ... here.  Reference one via pointer.
+       (struct constant_descriptor_rtx): Merge struct pool_constant.
+       (SYMHASH): Remove.
+       (decode_rtx_const): Remove.
+       (const_hash_rtx, compare_constant_rtx): Remove.
+       (record_constant_rtx): Remove.
+       (const_desc_rtx_hash, const_desc_rtx_eq): New.
+       (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
+       (const_rtx_hash_1, const_rtx_hash): New.
+       (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
+       (simplify_subtraction): Use simplify_rtx.
+       (force_const_mem): Rewrite to use new data structures.
+       (find_pool_constant): Likewise.
+       (get_pool_constant, get_pool_constant_mark,
+       get_pool_constant_for_function, get_pool_mode,
+       get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
+       (output_constant_pool_2): Split out from output_constant_pool.
+       (output_constant_pool_1): Likewise.  Use new pool datastructures.
+       (output_constant_pool): Zap entire pool datastructure.
+       (mark_constant): Use new pool datastructures.
+       (mark_constants): Use for_each_rtx.
+       (mark_constant_pool): Use new pool datastructures.
+
+2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
+
+       * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
+       Copy operands[1] to pseudo for simplify_gen_subreg.
+
+2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * gcse.c (bypass_block): Fix a typo in the previous check-in
+       to the file.
+
+2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
+
+       * toplev.c: Include alloc-pool.h.
+       * Makefile.in (toplev.c): Update dependencies.
+
+2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * combine.c (simplify_shift_const, case XOR): Be careful when
+       commuting XOR with ASHIFTRT.
+
+2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
+           Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc-protos.h: Remove the prototype for
+       sparc_builtin_saveregs.
+       * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+       (sparc_builtin_saveregs): Make it static.
+       (sparc_promote_prototypes): New.
+       (sparc_struct_value_rtx): Likewise.
+       (sparc_return_in_memory): Likewise.
+       * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (STRUCT_VALUE): Likewise.
+       (STRUCT_VALUE_INCOMING): Likewise.
+       (EXPAND_BUILTIN_SAVEREGS): Likewise.
+       (STRICT_ARGUMENT_NAMING): Likewise.
+       (PROMOTE_PROTOTYPES): Likewise.
+
+       * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
+
+2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR c/12818
+       * varasm.c (const_hash_1) <STRING_CST>: Use the
+       address to compute the hash value if flag_writable_strings.
+       (compare_constant) <STRING_CST>: Compare the addresses
+       if flag_writable_strings.
+       (build_constant_desc): Do not copy the expression for a
+       STRING_CST if flag_writable_strings.
+
+2004-01-30  Jan Hubicka  <jh@suse.cz>
+
+       * alloc-pool.c: Include hashtab.h
+       (alloc_pool_descriptor): New structure
+       (alloc_pool_hash): New global variable.
+       (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
+       (create_alloc_pool): Update statistics.
+       (free_alloc_pool): Likewise.
+       (pool_alloc): Likewise.
+       (output_info): New structure
+       (print_statistics, dump_alloc_pool_statistics): New function.
+       * alloc-pool.h (alloc_pool_def): Turn name to be constant.
+       (dump_alloc_pool_statistics): Declare.
+       * toplev.c (finalize):  Dump statistics.
+
+       * reload.c (secondary_memlocs_elim_used): New static variable.
+       (get_secondary_mem): Update it.
+       (find_reloads): Use it.
+
+2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
+
+       * toplev.c: Fix broken checkin of 2003-12-30, again.
+
+2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
+       s390*-*-* targets by specifying a 'nop' insn.
+       * configure: Regenerate.
+
+2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/11475
+       * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
+
+2004-01-29  Jakub Jelinek  <jakub@redhat.com>
+
+       * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
+       of addr when creating MEM copy.
+
+2004-01-29  Devang Patel  <dpatel@apple.com>
+
+       * dwarf2out.c (gen_field_die): Do not equate decl number to die.
+
+2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       PR inline-asm/6162
+       * reload.c (find_reloads): Only support one pair of commutative
+       operands.
+
+2004-01-29  Roger Sayle  <roger@eyesopen.com>
+
+       PR java/13824
+       * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
+       as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
+       recursion.
+
+2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/frv/frv.c: Don't mention deprecated macros in
+       comments.  Remove some target-independent comments about
+       target macros.
+       * config/frv/frv.h: Likewise.
+
+2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * cfghooks.c (split_block): Set probability and count of the
+       new edge.
+
+2004-01-29  Josef Zlomek  <zlomekj@suse.cz>
+
+       * dwarf2out.c (struct die_struct): Added field decl_id.
+       (decl_die_table): Changed to hash table.
+       (decl_die_table_allocated): Deleted.
+       (decl_die_table_in_use): Deleted.
+       (DECL_DIE_TABLE_INCREMENT): Deleted.
+       (decl_die_table_hash): New function.
+       (decl_die_table_eq): New function.
+       (lookup_decl_die): Lookup in a hash table.
+       (equate_decl_number_to_die): Insert into a hash table.
+       (dwarf2out_init): Init hash table decl_die_table.
+
+2004-01-29  Jakub Jelinek  <jakub@redhat.com>
+
+       PR optimization/13424
+       * expr.c (store_constructor): Revert 2003-12-03 change.
+
+       * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
+       expected before returning early.  Avoid sharing RTL if they
+       need to be changed.
+
+       * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
+       handling so that memory attributes are preserved.  Don't call
+       ix86_set_move_mem_attrs.
+       (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
+       (ix86_expand_clrstr): Rename src argument to
+       dst.  Rework rep_stos and strset handling so that memory attributes
+       are preserved.
+       (ix86_expand_strlen): Pass src argument to
+       ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
+       memory attributes are preserved.
+       (ix86_expand_strlensi_unroll_1): Add src argument.  Use
+       change_address instead of gen_rtx_MEM.
+       * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
+       expanders.
+       (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
+       strmovqi, strmovqi_rex64): Remove.
+       (rep_mov*, strmov*): Prefix insn names with *.
+       (strset, strset_singleop, rep_stos): New expanders.
+       (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
+       strsetqi, strsetqi_rex64): Remove.
+       (rep_stos*, strset*): Prefix insn names with *.
+       (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
+       to SImode.
+       (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
+       are preserved.
+       (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
+       Prefix insn names with *.
+       (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
+       (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
+       (strlenqi_1): New expander.
+       * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
+
+2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
+       * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
+       verify_flow_info): Declaration removed.
+       * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
+       (debug_bb, debug_bb_n): Add argument to dump_bb call.
+       * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
+       try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
+       instead of delete_block.
+       * cfghooks.c: Include timevar.h and toplev.h.
+       (cfg_hooks): Define here.
+       (verify_flow_info, dump_bb): Moved from cfg.c.
+       (redirect_edge_and_branch, redirect_edge_and_branch_force,
+       split_block, split_block_after_labels, move_block_after,
+       delete_basic_block, split_edge, create_basic_block,
+       create_empty_bb, can_merge_blocks_p, merge_blocks,
+       make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
+       New functions.
+       * cfghooks.h (struct cfg_hooks): Added fields name,
+       make_forwarder_block, tidy_fallthru_edge and
+       move_block_after. Changed type of verify_flow_info, dump_bb,
+       split_block fields. Renamed cfgh_split_edge and delete_block
+       fields.
+       (redirect_edge_and_branch, redirect_edge_and_branch_force,
+       split_block, delete_block, split_edge, create_basic_block,
+       can_merge_blocks_p, merge_blocks): Macros removed.
+       (cfg_hooks): Do not export.
+       (verify_flow_info, dump_bb, redirect_edge_and_branch,
+       redirect_edge_and_branch_force, split_block, split_block_after_labels,
+       move_block_after, delete_basic_block, split_edge, create_basic_block,
+       create_empty_bb, can_merge_blocks_p, merge_blocks,
+       make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
+       Declare.
+       (cfg_layout_rtl_cfg_hooks): Declare.
+       * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
+       New functions.
+       (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
+       (redirect_edge_with_latch_update): Removed.
+       (make_forwarder_block): Moved to cfghooks.c, semantics changed.
+       * cfgloopmanip.c (remove_bbs): Do not update dominators here.
+       * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
+       rtl_delete_block, rtl_split_block, rtl_merge_blocks,
+       tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
+       cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
+       cfghooks.c.
+       (rtl_create_basic_block): Coding style fix.
+       (rtl_tidy_fallthru_edge, rtl_move_block_after,
+       rtl_make_forwarder_block): New functions.
+       (update_cfg_after_block_merging): Removed.
+       (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
+       * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
+       to dump_bb.
+       * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
+       find_if_case_2): Don't update dominators.
+       * timevar.def (TV_CFG_VERIFY): New.
+       * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
+       * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
+       * cfgloopmanip.c (split_loop_bb): Don't update dominators.
+       (remove_bbs): Don't call remove_bbs.
+       (create_preheader): Use make_forwarder_block.
+       (mfb_keep_just, mfb_update_loops): New static functions.
+
+2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/avr/avr.h: Remove target-independent comments about
+       target macros.
+
+2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
+
+       * timevar.c (timevar_print): Mention when checking is enabled.
+
+2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
+
+       * c-lex.c (c_lex): Rename to...
+       (c_lex_with_flags): Add new parameter to get CPP flags.
+       (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
+       * c-pragma.h (c_lex_with_flags): Declare.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mcore/mcore.c (mcore_external_libcall): Add a
+       comment.
+       (mcore_return_in_memory): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mcore/mcore-protos.h: Remove the prototype for
+       mcore_setup_incoming_varargs.
+       * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+       (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (mcore_setup_incoming_varargs): Make it static.  Receive the
+       first argument by reference.  Add argument second_time.
+       (mcore_external_libcall): New.
+       (mcore_return_in_memory): Likewise.
+       * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+       (STRUCT_VALUE): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (SETUP_INCOMING_VARARGS): Likewise.
+       (PROMOTE_PROTOTYPES): Likewise.
+       (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r-protos.h: Remove the prototype for
+       m32r_setup_incoming_varargs.
+       * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (m32r_return_in_memory): New.
+       (m32r_setup_incoming_varargs): Make it static.
+       * config/m32r/m32r.h: Remove #undef of
+       ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
+       definitions of PROMOTE_FUNCTION_ARGS and
+       PROMOTE_FUNCTION_RETURN.
+       (PROMOTE_PROTOTYPES): Remove.
+       (RETURN_IN_MEMORY): Likewise.
+       (STRUCT_VALUE): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (m68k_struct_value_rtx): Likewise.
+       * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
+       STRUCT_VALUE_REGNUM.
+       (PROMOTE_PROTOTYPES): Remove.
+       * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
+       STRUCT_VALUE_REGNUM.
+       * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
+       * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/stormy16/stormy16.c
+       (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
+       TARGET_BUILD_BUILTIN_VA_LIST.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (v850_return_in_memory): Likewise.
+       (v850_setup_incoming_varargs): Likewise.
+       * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
+       (SETUP_INCOMING_VARARGS): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (STRUCT_VALUE): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (fr30_setup_incoming_varargs): Don't use
+       STRICT_ARGUMENT_NAMING.
+       * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
+       (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/frv/frv-protos.h: Remove the prototype for
+       frv_expand_builtin_saveregs.
+       * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+       (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
+       STRUCT_VALUE_REGNUM.
+       (frv_expand_builtin_saveregs): Make it static.
+       (frv_struct_value_rtx): New.
+       * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
+
+2004-01-29  Jan Hubicka  <jh@suse.cz>
+
+       PR c++/12850
+       * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
+       initial pointers.
+       * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
+       for functions that will be only inlined.
+       (cgraph_mark_function_to_output): Likewise.
+       (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
+       do not clear function body.
+       * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
+       (tree_rest_of_compilation): Reorganize the logic releasing function
+       body to use callgraph datastructure.
+
+2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
+       to register_operand.
+
+2004-01-28  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
+       (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
+       match_operand expressions so that all match_dups appear
+       lexically after their corresponding match_operands.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (WORD_REG_USED): Use
+       HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
+       (compute_saved_regs): Likewise.
+       (h8300_expand_prologue): Likewise.  Allocate locals after
+       saving registers.
+       (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
+       of FRAME_POINTER_REGNUM.  Deallocate locals before saving
+       registers.
+       (h8300_initial_elimination_offset): Adjust for the new frame
+       layout, which swaps flips the order of locals and saved
+       registers.
+       * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
+       (HARD_FRAME_POINTER_REGNUM): New.
+       (ELIMINABLE_REGS): Add an elimination rule from
+       FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
+       (REGISTER_NAMES): Add fp.
+       * config/h8300/h8300.md (FP_REG): Change to 11.
+       (HFP_REG): New.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * genrecog.c (write_node): Remove a useless local variable.
+
+2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * Makefile.in (options.c options.h): Use stamp file s-options to
+       avoid unnecessary rebuilds.
+       (options.o): New target listing dependencies.
+       (gtyp-gen.h): Use stamp file s-gtyp-gen.
+       (STAGESTUFF): Add s-gtyp-gen.
+
+2004-01-28  Richard Henderson  <rth@redhat.com>
+
+       * ggc.h (ggc_free): Declare.
+       * ggc-common.c (ggc_realloc): Use it.
+       * ggc-page.c: Remove lots of inline markers.
+       (globals): Add free_object_list.
+       (ggc_alloc): Tidy.
+       (ggc_free, validate_free_objects): New.
+       (poison_pages): Provide default.
+       (ggc_collect): Call validate_free_objects; emit markers to
+       the debug file.
+
+2004-01-28  Zack Weinberg  <zack@codesourcery.com>
+           Jim Wilson  <wilson@specifixinc.com>
+
+       * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
+       Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
+       scratch pointer.
+       (ia64_secondary_reload_class): Delete case GR_REGS.
+       * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
+       Do not allocate a scratch register.
+       (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
+
+2004-01-28  Jan Hubicka  <jh@suse.cz>
+
+       * gcse.c (bypass_block): Prevent edges to be unified when we are
+       about to emit compenstation code.
+
+2004-01-28  Nick Clifton  <nickc@redhat.com>
+
+       * config/arm/arm.c (arm_expand_builtin): Force second argument of
+       the setcwx insn into a register.
+
+2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/fp-bit.c (pack_d): When using paired doubles to implement
+       a long double, round the high part separately.
+       (unpack_d): Fix the case in which the high part is a power of two
+       and the low part is a nonzero value of the opposite sign.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (c4x_external_libcall): Likewise.
+       (c4x_struct_value_rtx): Likewise.
+       * config/c4x/c4x.h: Remove.
+       (STRUCT_VALUE_REGNUM): Likewise.
+       (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+
+2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
+       (STRUCT_VALUE): Likewise.
+       (PROMOTE_PROTOTYPES): Likewise.
+
+2004-01-27  Roger Sayle  <roger@eyesopen.com>
+
+       * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
+       CONST_INT before using INTVAL.
+
+2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
+       * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
+       frame if !TARGET_BACKCHAIN.
+       * config/s390/s390.md ("allocate_stack"): Use pattern only if
+       TARGET_BACKCHAIN.
+       * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
+
+2004-01-27  Zack Weinberg  <zack@codesourcery.com>
+
+       * ia64.c (ia64_function_arg): When placing HFAs in integer
+       registers, do not special case the mode used for complex
+       types.  Do not advance int_regs until the current register
+       is full.
+
+2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/7297
+       * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
+
+2004-01-27  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
+       slow, unaligned loads and stores while debugging.  Fix formatting.
+
+2004-01-27  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
+       of computing wmode.
+       (restore_stack_nonlocal): Same.
+
+2004-01-27  Devang Patel <dpatel@apple.com>
+
+       * Makefile.in (dwarf2out.o): Depend on input.h
+       * dbxout.c (dbx_debug_hooks): Add new empty hook for
+       imported_module_or_decl.
+       (xcoff_debug_hooks): Same.
+       * sdbout.c (sdb_debug_hooks): Same.
+       * vmsdbgout.c (vmsdbg_debug_hooks): Same.
+       * debug.c (do_nothing_debug_hooks): Same.
+       (debug_nothing_tree_tree): New function.
+       * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
+       * dwarf2out.c: Include input.h.
+       (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
+       (remove_child_TAG): New function.
+       (dwarf_tag_name): Handle DW_TAG_imported_module.
+       (gen_subprogram_die): Equate decl number to declaration die. Do not
+       remove all children dies while reusing declaration die for definition.
+       Instead, selectively remove only formal parameters.
+       (gen_variable_die): Equate variable decl to declaration die.
+       (gen_field_die): Equate field decl to line number.
+       (force_namespace_die): Replace it with ...
+       (force_decl_die): ... this.
+       (force_type_die): New function.
+       (setup_namespace_context): Replace use of force_namespace_die() with
+       force_decl_die().
+       (gen_namespace_die): Same.
+       (dwarf2out_imported_module_or_decl): New function.
+
+2004-01-27  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
+       on CQImode and CHImode incoming arguments in register a7.
+       (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
+       * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
+       * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
+       xtensa_copy_incoming_a7 before reload.
+
+2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * coverage.c (get_coverage_counts): Give a different message
+       if flag_guess_branch_prob is set.
+       * predict.c (counts_to_freqs): Return an int.
+       (estimate_bb_frequencies): If counts_to_freqs returns zero,
+       calculate estimates.
+
+2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/iq2000/iq2000-protos.h: Remove the prototype for
+       iq2000_setup_incoming_varargs.
+       * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+       (iq2000_return_in_memory): Likewise.
+       (iq2000_setup_incoming_varargs): Make it static.  Receive the
+       first argument by reference.
+       * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+       (PROMOTE_PROTOTYPES): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (STRUCT_VALUE): Likewise.
+       (SETUP_INCOMING_VARARGS): Likewise.
+       (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
+
+       * fixinc/fixinc.c (test_test): Initialize res.
+       (start_flexer): Initialize pz_cmd_save.
+
+2004-01-27  Zack Weinberg  <zack@codesourcery.com>
+
+       * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
+       SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
+
+2004-01-27  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 7198
+       * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
+       (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
+       (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
+       Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
+       Possibly rename pattern for consistency.
+       Remove ??? comments suggesting that this be done.
+       (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
+       New patterns.
+       (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
+       (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
+       (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
+       (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
+       Update to match.
+
+2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * config/arm/arm.c (output_return_instruction): Only restore IP
+       into SP if frame_pointer_needed.
+
+2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+       for SCmode and DCmode if ARCH32.
+       (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
+       * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
+       if ARCH32.
+       (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
+       if ARCH32.
+       (BASE_OUTGOING_VALUE_REG): Likewise.
+
+2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/10904
+       PR target/13058
+       * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
+       Forbid mode changes from SImode for lower FP regs if ARCH64.
+
+2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * Makefile.in (bt-load.o): Depend on except.h.
+       * bt-load.c (except.h): #include.
+       (compute_defs_uses_and_gen): If insn at end of BB can throw
+       within this function, consider registers used by it unavailable for
+       btr migration.
+       (move_btr_def): If insn at end of BB can throw, insert before rather
+       than after.
+
+       * flags.h (flag_btr_bb_exclusive): Declare.
+       * toplev.c (flag_btr_bb_exclusive): New variable.
+       (f_options): Add btr-bb-exclusive.
+       * bt-load.c (augment_live_range): Restore old behaviour if
+       flag_btr_bb_exclusive is set.
+       * common.opt: Add entry for -fbtr-bb-exclusive.
+       * opts.c (common_handle_options): Same.
+       * doc/invoke.texi: Document -fbtr-bb-exclusive.
+
+       * bt-load.c (btrs_live_at_end): New variable.
+       (compute_defs_uses_and_gen): Compute its pointed-to array.
+       (clear_btr_from_live_range, add_btr_to_live_range): Update it.
+       (augment_live_range): When augmenting with a new dominator,
+       use only its btrs_live_at_end set, but also add in the full set
+       of the old dominator.
+       (btr_def_live_range): Use btrs_live_at_end.
+       (move_btr_def): Set other_btr_uses_before_def, and move new set
+       to the end of the basic block, if appropriate.
+       (migrate_btr_defs): Allocate and free btrs_live_at_end.
+
+       * bt-load.c (basic_block_freq): Remove outdated comment.
+
+2004-01-27  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.h: Correct target_flags free bits comment.
+       (PREDICATE_CODES): Remove duplicate.
+       * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
+       (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
+       (MASK_PROFILE_KERNEL): Adjust define.
+
+2004-01-27  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
+       of long string literals from 32 bytes to sizeof (void *) when !-Os
+       and to 1 with -Os.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
+       constant addresses in the normal mode.
+
+2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * system.h (CHAR_BITFIELD): Delete.
+       (BOOL_BITFIELD): New.
+       * c-decl.c (c_scope): Use BOOL_BITFIELD.
+       * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (arc_return_in_memory): Likewise.
+       * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (STRUCT_VALUE): Likewise.
+
+2004-01-26  Richard Henderson  <rth@redhat.com>
+
+       * c-parse.in (extension): Use itype.
+       (SAVE_EXT_FLAGS): Don't allocate a tree.
+       (RESTORE_EXT_FLAGS): Don't read a tree.
+
+2004-01-26  Jan Hubicka  <jh@suse.cz>
+
+       * cselib.c (discard_useless_values):  Clear out value pointer pointing
+       to datastructure to be recycled.
+
+2004-01-25  Jan Hubicka  <jh@suse.cz>
+
+       * genextract.c (main): Do not output the memset when not checking.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
+       switch statement instead of a chain of if statements.
+
+2004-01-26  Jeff Law  <law@redhat.com>
+
+       * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
+       acute accents for Petur Runolfsson's entry.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
+       (RETURN_IN_MEMORY): Likewise.
+
+2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
+
+        * config/rs6000/rs6000.c (rs6000_emit_move): split slow
+        unaligned load/store into smaller loads and stores.
+
+2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
+
+       * function.c (assign_parms): Do not assign
+       long long argument to memory in prologue if
+       is it loaded into register.
+
+2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
+
+        PR middle-end/13779
+        * expr.c (emit_group_load): split constant
+        correctly into register components of PARALLEL insn.
+
+2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
+
+       * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
+       Use adjust_address_nv directly with appropriate mode.
+       (restore_stack_nonlocal): Ditto.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/xtensa/xtensa-protos.h: Remove the prototype for
+       xtensa_builtin_saveregs.
+       * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+       (xtensa_builtin_saveregs): Make it static.
+       (xtensa_return_in_memory): New.
+       * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+       (PROMOTE_PROTOTYPES): Likewise.
+       (STRUCT_VALUE): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (EXPAND_BUILTIN_SAVEREGS): Likewise.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
+       (arm_setup_incoming_varargs): Likewise.
+       * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
+       (cris_setup_incoming_varargs): Likewise.
+       * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
+       (ns32k_struct_value_rtx): Likewise.
+       * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
+       NS32K_STRUCT_VALUE_REGNUM.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (arm_struct_value_rtx): Likewise.
+       * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (STRUCT_VALUE): Likewise.
+       (STRUCT_VALUE_REGNUM): Likewise.
+       (PROMOTE_PROTOTYPES): Likewise.
+
+2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/ia64/ia64-protos.h: Remove the prototype for
+       ia64_setup_incoming_varargs and ia64_return_in_memory.
+       * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+       (ia64_setup_incoming_varargs): Adjust the arguments to meet
+       the requirement of TARGET_SETUP_INCOMING_VARARGS.
+       (ia64_return_in_memory): Make it static.  Change the return
+       type to bool from int.  Add an argument.
+       (ia64_struct_value_rtx): New.
+       * config/ia64/ia64.h: Remove commented-out definitions of
+       PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
+       PROMOTE_PROTOTYPES.
+       (RETURN_IN_MEMORY): Remove.
+       (STRUCT_VALUE_REGNUM): Likewise.
+       (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/13666
+       * config/sparc/sparc.c (function_arg_union_value): New function.
+       (function_arg): Use it to deal with unions.
+       (function_value): Likewise.  Define 'regbase' only for ARCH64.
+       Replace a conditional statement by a simpler one.
+
+2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips16_optimize_gp): Delete.
+       (mips_reorg): Don't call it.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
+       (floatunsqihf2): Remove operand 6.
+       (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
+       fix patterns.
+       (ldi_conditional, ldf_conditional): Validate operands.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
+       (HAVE_GAS_HIDDEN): Undefine as interim measure.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
+       memory references if TARGET_EXPOSE_LDP nonzero.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
+       invalid operand combinations.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
+       c4x_legitimate_address_p.  Fix post_modify check.
+
+       * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
+       * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/pa/pa-protos.h: Remove the prototype for
+       hppa_builtin_saveregs.  Add a prototype for
+       pa_return_in_memory.
+       * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+       (pa_struct_value_rtx): Likewise.
+       (pa_return_in_memory): Likewise.
+       * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
+       PA_STRUCT_VALUE_REGNUM.
+       (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
+       (EXPAND_BUILTIN_SAVEREGS): Remove.
+       (PROMOTE_PROTOTYPES): Likewise.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (vax_struct_value_rtx): Likewise.
+       * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
+       VAX_STRUCT_VALUE_REGNUM.
+       (PROMOTE_PROTOTYPES): Remove.
+
+2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+       * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
+
+2004-01-25  Chris Demetriou  <cgd@broadcom.com>
+
+       * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
+       and MIPS64 have HI/LO interlocks.  Update comment.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/stormy16/stormy16-protos.h: Remove the prototype for
+       xstormy16_setup_incoming_varargs.
+       * config/stormy16/stormy16.c
+       (xstormy16_setup_incoming_varargs): Remove.
+       (xstormy16_return_in_memory): New.
+       (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (PROMOTE_FUNCTION_RETURN): Likewise
+       (PROMOTE_PROTOTYPES): Likewise
+       (RETURN_IN_MEMORY): Likewise
+       (STRUCT_VALUE): Likewise
+       (SETUP_INCOMING_VARARGS): Likewise
+
+2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_offset_within_object_p): New function.
+       (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
+       SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
+       ABI has 64-bit pointers and the object file only allows 32-bit symbols.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mn10300/mn10300-protos.h: Remove the prototype for
+       mn10300_builtin_saveregs.
+       * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+       (mn10300_return_in_memory): Likewise.
+       (mn10300_builtin_saveregs): Make it static.
+       * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
+       (RETURN_IN_MEMORY): Likewise.
+       (STRUCT_VALUE): Likewise.
+       (EXPAND_BUILTIN_SAVEREGS): Likewise.
+
+2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
+
+       PR bootstrap/13853
+       * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
+       using ccr.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i860/i860-protos.h: Remove the prototype for
+       i860_saveregs.
+       * config/i860/i860.c (i860_saveregs): Make it static.
+       (i860_struct_value_rtx): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+       * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
+       I860_STRUCT_VALUE_REGNUM.
+       (EXPAND_BUILTIN_SAVEREGS): Remove.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (m68hc11_struct_value_rtx): Likewise.
+       (m68hc11_return_in_memory): Likewise.
+       * config/m68hc11/m68hc11.h: Remove a commented-out definition
+       of PROMOTE_PROTOTYPES.
+       (RETURN_IN_MEMORY): Remove.
+       (STRUCT_VALUE_REGNUM): Likewise.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mmix/mmix-protos.h: Remove the prototype for
+       mmix_setup_incoming_varargs.
+       * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (mmix_setup_incoming_varargs): Make it static.
+       (mmix_struct_value_rtx): New.
+       * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
+       Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
+       (STRUCT_VALUE_REGNUM): Remove.
+       (SETUP_INCOMING_VARARGS): Likewise.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mips/mips-protos.h: Remove the prototypes for
+       mips_setup_incoming_varargs and mips_return_in_memory.
+       * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_PROMOTE_PROTOTYPES): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+       (mips_setup_incoming_varargs): Match the prototype for
+       TARGET_SETUP_INCOMING_VARARGS.
+       (mips_return_in_memory): Make it static.  Add argument fntype.
+       (mips_strict_argument_naming): New.
+       * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
+       (PROMOTE_FUNCTION_ARGS): Likewise.
+       (PROMOTE_FUNCTION_RETURN): Likewise.
+       (STRUCT_VALUE): Likewise.
+       (RETURN_IN_MEMORY): Likewise.
+       (SETUP_INCOMING_VARARGS): Likewise.
+       (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+       (ip2k_return_in_memory): Likewise.
+       (ip2k_setup_incoming_varargs): Likewise.
+       * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
+       (STRUCT_VALUE): Likewise.
+       (STRUCT_VALUE_INCOMING): Likewise.
+       (SETUP_INCOMING_VARARGS): Likewise.
+
+2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+       (avr_return_in_memory): Remove.
+       * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
+       (STRUCT_VALUE): Likewise.
+       (STRUCT_VALUE_INCOMING): Likewise.
+       (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-25  Jan Hubicka  <jh@suse.cz>
+
+       * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
+
+2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
+       (mips_regno_mode_ok_for_base_p): Declare.
+       * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
+       (FRAME_POINTER_REGNUM): Renumber to 78.
+       (FIRST_PSEUDO_REGISTER): Update comment accordingly.
+       (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
+       (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
+       (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
+       (REG_MODE_OK_FOR_BASE_P): Likewise.
+       * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
+       entry for 77 to "$arg" and entry for 78 to "$frame".
+       (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
+       (mips_reg_mode_ok_for_base_p): Remove.
+       (mips_regno_mode_ok_for_base_p): New function, derived from old
+       BASE_REG_P macro.  Don't enforce the mips16 stack pointer
+       restrictions unless we're being strict.
+       (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.h: Fix comment typos.
+       * c-decl.c: Likewise.
+       * cgraphunit.c: Likewise.
+       * combine.c: Likewise.
+       * et-forest.c: Likewise.
+       * flow.c: Likewise.
+       * function.c: Likewise.
+       * ifcvt.c: Likewise.
+       * integrate.c: Likewise.
+       * jump.c: Likewise.
+       * postreload.c: Likewise.
+       * varray.c: Likewise.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/frontends.texi: Update copyright.
+       * doc/gcov.texi: Likewise.
+       * doc/gty.texi: Likewise.
+       * doc/sourcebuild.texi: Likewise.
+       * doc/standards.texi: Likewise.
+
+2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
+
+       PR target/12978
+       * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
+       Remove movstrqi_small because it conflicts with movstrqi_large.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (cris_struct_value_rtx): Likewise.
+       * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
+       STRUCT_VALUE_REGNUM.
+       (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
+
+2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       PR bootstrap/13848
+       * cse.c (cse_cc_succs): Change the mode of the source expression
+       as soon as decide we need a new mode.  Don't permit changing modes
+       if we found a match in a successor block.
+       (cse_condition_code_reg): Save original mode of source expression
+       so that we know whether we have to change the mode in other
+       insns.
+
+2004-01-24  Jan Hubicka  <jh@suse.cz>
+
+       * emit-rtl.c (change_address, adjust_address_1, offset_address,
+       widen_memory_access):  Return early when there is nothing to change.
+
+2004-01-24  Jakub Jelinek  <jakub@redhat.com>
+
+       * simplify-rtx.c (simplify_relational_operation): Don't
+       simplify address == constant into address + -constant == 0.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * gcc.c (process_command): Don't internationalize the
+       Copyright message.
+       * mips-tfile.c (main): Likewise.
+
+2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
+
+       * cse.c: (cse_cc_succs) Fix comparison warning.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md: Remove extraneous USE in expanders.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Provide prototypes for
+       h8300_legitimate_constant_p and h8300_legitimate_address_p.
+       * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
+       (h8300_rtx_ok_for_base_p): Likewise.
+       (h8300_legitimate_address_p): Likewise.
+       * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
+       h8300_legitimate_constant_p.
+       (RTX_OK_FOR_BASE_P): Remove.
+       (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
+
+2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
+       (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
+       (REG_OK_FOR_INDEX_STRICT_P): Likewise.
+       (REG_OK_FOR_BASE_STRICT_P): Likewise.
+       (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
+       (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
+       (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
+       (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
+
+2004-01-24  Jan Hubicka  <jh@suse.cz>
+
+       * cselib.c (remove_useless_values):  Do not access discarded values.
+
+2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
+       arrays.
+
+2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * recog.c: Fix a typo in copyright.
+
+2004-01-23  Andrew Pinski  <apinski@apple.com>
+
+       * config/rs6000/rs6000.md (call): Fix misappiled patch.
+       (call_value): Likewise.
+
+2004-01-23  Richard Henderson  <rth@redhat.com>
+
+       PR opt/12941
+       * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
+       (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
+       if SHIFT_COUNT_TRUNCATED is set.
+
+2004-01-23  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
+       separate real and imaginary parts.
+       * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
+
+2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
+
+       PR target/13674
+       * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
+       loading into GPR.
+
+2004-01-23  Jan Hubicka  <jh@suse.cz>
+
+       * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
+       change.
+
+       * alloc-pool.c (align_four): Kill.
+       (create_alloc_pool): Align size to eight.
+       (free_alloc_pool, free_pool): Invalidate deallocated data.
+
+2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       PR gcc/1532
+       * cse.c (cse_change_cc_mode): New static function.
+       (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
+       (cse_condition_code_reg): New function.
+       * rtl.h (cse_condition_code_reg): Declare.
+       * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
+       * target.h (struct gcc_target): Add fixed_condition_code_regs and
+       cc_modes_compatible.
+       * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+       (TARGET_CC_MODES_COMPATIBLE): Define.
+       (TARGET_INITIALIZER): Add new initializers.
+       * targhooks.c (default_cc_modes_compatible): New function.
+       * targhooks.c (default_cc_modes_compatible): Declare.
+       * hooks.c (hook_bool_intp_intp_false): New function.
+       * hooks.h (hook_bool_intp_intp_false): Declare.
+       * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+       (TARGET_CC_MODES_COMPATIBLE): Define.
+       (ix86_fixed_condition_code_regs): New static function.
+       (ix86_cc_modes_compatible): Likewise.
+       * doc/tm.texi (Condition Code): Document new hooks.
+
+2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * fixinc/inclhack.def (bad_lval): Renamed to ...
+       (alpha_bad_lval): ... this.
+       Removed file list.
+       Restrict to alpha*-dec-osf*.
+       * fixinc/fixincl.x: Regenerate.
+       * fixinc/tests/base/dirent.h: Remove, moving test ...
+       * fixinc/tests/base/testing.h: ... here, reflecting new name.
+
+2004-01-23  Zack Weinberg  <zack@codesourcery.com>
+
+       PR c/13814
+       * c-decl.c (diagnose_mismatched_decls): Also discard a
+       built-in if we encounter an old-style definition with the
+       same name.
+
+2004-01-23  Jakub Jelinek  <jakub@redhat.com>
+
+       * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
+       set to default{32,64}.
+
+2004-01-21  Jakub Jelinek  <jakub@redhat.com>
+
+       * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
+       [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
+
+2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
+           Olivier Hainque  <hainque@act-europe.fr>
+
+       * fold-const.c (fold_binary_op_with_conditional_arg): Only
+       build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
+
+2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
+
+       * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
+       size for minipool references.
+
+2004-01-23  Roger Sayle  <roger@eyesopen.com>
+
+       * real.c (real_floor, real_ceil): Tweak to allow input and output
+       arguments to overlap.
+       (real_round): New function to implement round(3m) semantics.
+       * real.h (real_round): Prototype here.
+       * builtins.c (fold_builtin_round): New function to constant fold
+       round, roundf and roundl.
+       (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
+
+2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
+
+       PR optimization/13819
+       * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
+       introduced by 2004-01-20's Jan Hubicka's copy_insn change.
+       (sh_handle_sp_switch_attribute): Remove warning.
+
+2004-01-23  Jan Hubicka  <jh@suse.cz>
+
+       * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
+
+2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
+       may or may not return non-NIL.
+       * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
+       check CANNOT_CHANGE_MODE_CLASS
+
+2004-01-23  Jan Hubicka  <jh@suse.cz>
+
+       * basic-block.h (PROP_POSTRELOAD): New macro.
+       (CLEANUP_LOG_LINKS): New.
+       * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
+       * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
+
+       * cselib.c (value_pool): New.
+       (new_cselib_val): Use pool.
+       (cselib_init): Initialize value_pool
+       (cselib_finish): Free pool.
+
+2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (scan_record_type): New function.
+       (function_arg_slotno): Use it to determine which kinds of
+       registers the record can be passed in.
+
+2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
+
+       * config/pa/fptr.c: Fix old-style definition.
+
+2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
+
+       PR optimization/13724
+       * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
+       represents the zero bits produced by a ZERO_EXTEND operation.
+
+2004-01-22  Roger Sayle  <roger@eyesopen.com>
+
+       PR optimization/13821
+       * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
+       correctly calculate the lowpart offset of the contracted subreg.
+
+2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
+
+       * doc/invoke.texi (Optimize Options): Note that --param arguments
+       are subject to change without notice.
+
+2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * config.gcc (mips-sgi-irix6*o32): Removed.
+       * config/mips/iris6-o32-as.h: Likewise.
+       * config/mips/iris6-o32-gas.h: Likewise.
+       * config/mips/iris6-o32.h: Likewise.
+
+2004-01-22  Jan Hubicka  <jh@suse.cz>
+
+       * cfgcleanup.c (first_pass): New static variable.
+       (try_forward_edges):  Add work limiting check for threading.
+       (try_crossjump_bb):  Add work limiting check for crossjumping.
+       (try_optimize_cfg):  Maintain first pass variable.
+
+2004-01-22  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
+       handles complex and vector modes.
+
+2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
+       (REG_OK_FOR_BASE_P_STRICT): Likewise.
+       (STRICT): Likewise.
+
+2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
+
+       * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
+       (genrtl_for_stmt): Remove emit_nop calls.
+
+2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR target/13713
+       PR target/13324
+       * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
+       movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
+       clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
+
+2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
+
+       * config/arm/arm.c: Include "debug.h".
+       (thumb_pushpop): Take two new arguments.  Add some commentary.
+       Output frame information when pushing.
+       (thumb_exit, thumb_unexpanded_epilogue): Update calls to
+       thumb_pushpop.
+       (thumb_output_function_prologue): Likewise.  Accumulate a CFA
+       offset, and pass it to thumb_pushpop.  Output CFI information.
+       (thumb_expand_prologue): Add some frame-related markers and notes.
+
+2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (s390_frame_info): Allow large frame sizes
+       for TARGET_64BIT.
+       (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
+       * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
+
+2004-01-22  Roger Sayle  <roger@eyesopen.com>
+           Paolo Bonzini  <bonzini@gnu.org>
+
+       * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
+       (subreg_lsb): Change to call new subreg_lsb_1 helper function.
+       * rtl.h (subreg_lsb_1): Prototype here.
+       * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
+       sign extensions.
+
+2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
+       macro need not be defined if jump-tables should contain
+       relative addresses only when -fPIC or -fPIC is in effect.
+
+2004-01-22  Jan Hubicka  <jh@suse.cz>
+
+       * alias.c (reg_base_value): Turn into varray.
+       (reg_base_value_size): Kill.
+       (old_reg_base_value): New deletable varray.
+       (alias_invariant_size): New variable.
+       (REG_BASE_VALUE): Update to use varray.
+       (find_base_value): Likewise.
+       (record_set): Likewise.
+       (record_base_value): Likewise.
+       (memrefs_conflict_p): Likewise.
+       (record_set): Likewise
+       (record_base_value): Likewise.
+       (memrefs_conflict_p): Use alias_invariant_size.
+       (init_alias_analysis): Use varray; set alias_invariant_size;
+       rescale other arrays to be sized by maxreg.
+       (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
+
+2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.c (function_arg_slotno): Use
+       FLOAT_TYPE_P to detect FP fields in structures.
+       (function_arg_record_value_1): Likewise.
+       (function_arg_record_value_2): Likewise.
+
+2004-01-22  Jan Hubicka  <jh@suse.cz>
+
+       * function.c (allocate_struct_function): Do not initialize expr, emit
+       and varasm.
+       (prepare_function_start): Do it here.
+       * c-parse.in (maybe_type_qual): Do not produce line number notes.
+
+2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/13559
+       * config/sparc/sparc.c (function_arg_record_value_3): Revert
+       to 'word_mode' once the first slot has been filled.
+
+2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
+
+       * config/sparc/sparc.c (function_arg_record_value_1): Fix
+       computation of the number of integer registers required.
+
+2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i386/i386.md: Simplify certain comparisons of
+       const_int.
+
+2004-01-21  Andrew Pinski  <apinski@apple.com>
+
+       PR target/13785
+       * config/rs6000/rs6000.md (call_value): Force operand
+       1 not operand 0 into a register.
+
+2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
+       unwind-dw2-fde.h: Update copyright.
+
+2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa-protos.h: Update copyright.
+       * pa.h: Likewise.
+       * pa.md: Likewise.
+
+2004-01-21  Caroline Tice  <ctice@apple.com>
+
+       PR target/12308
+       * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
+       flags register.
+       (fix_truncdfdi2): Likewise.
+       (fix_truncsfdi2): Likewise.
+       (*fix_truncdi_1): Likewise.
+       (fix_truncxfsi2): Likewise.
+       (fix_truncdfsi2): Likewise.
+       (fix_truncsfsi2): Likewise.
+       (*fix_truncsi_1): Likewise.
+       (fix_truncxfhi2): Likewise.
+       (fix_truncdfhi2): Likewise.
+       (fix_truncsfhi2): Likewise.
+       (*fix_trunchi_1): Likewise.
+
+2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * alias.c, basic-block.h, c-common.c, c-common.h,
+       c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
+       calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
+       combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
+       cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
+       defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
+       expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
+       genautomata.c, genconditions.c, genemit.c, genflags.c,
+       gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
+       ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
+       langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
+       line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
+       ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
+       rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
+       target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
+       unwind.h, varray.c, varray.h: Update copyright.
+
+2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/coff.h: Update copyright.
+       * config/h8300/elf.h: Likewise.
+       * config/h8300/h8300-protos.h: Likewise.
+       * config/h8300/h8300.c: Likewise.
+       * config/h8300/h8300.h: Likewise.
+       * config/h8300/h8300.md: Likewise.
+
+2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
+       ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
+       ultrix_unistd): New hacks.
+       * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
+       ULTRIX_CONST2_CHECK): Add checks.
+       * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
+       * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
+       * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
+       * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
+       * fixinc/tests/base/locale.h: New file.
+       * fixinc/fixincl.x: Rebuilt.
+
+2004-01-21  Andreas Jaeger  <aj@suse.de>
+           Michael Matz  <matz@suse.de>
+
+       * doc/extend.texi (Extended Asm): Clarify memory clobber.
+
+2004-01-21  Jakub Jelinek  <jakub@redhat.com>
+
+       * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
+       _Jv_RegisterClasses through a function pointer.
+
+2004-01-21  Falk Hueffner  <falk@debian.org>
+
+       PR target/12898
+       * config/alpha/alpha.c (alpha_emit_set_const_1): If
+       no_new_pseudos, use gen_rtx_SET directly for SImode constants
+       which need multiple instructions to emit.
+
+2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (CPP_SPEC): Define.
+
+2004-01-21  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (merge_decls): Kill different_binding_level and
+       different_tu arguments; simplify throughout.
+       (duplicate_decls): Likewise.
+       (pushdecl, merge_translation_unit_decls): Update calls to
+       duplicate_decls.
+
+2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
+       $(SYSTEM_H).
+       (print-rtl1.o): Depend on $(SYSTEM_H).
+
+2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
+
+       PR bootstrap/12730
+       * configure.ac: Delete definition and subsitution of docdir.
+       Add info, man, srcman and srcinfo to target hooks. Create doc/
+       directory.
+       * configure: Regenerate.
+       * Makefile.in: Don't substitute docdir and delete all references
+       throughout.
+       (MAKEINFOFLAGS): Define.
+       (stmp-docobjdir): Delete.
+       (INFOFILES, MANFILES): Define.
+       (info): Call lang.info, srcinfo and lang.srcinfo.
+       (generated-manpages): Call lang.man, srcman and lang.srcman.
+       (srcinfo, srcman): New rules to copy back files to source directory.
+       (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
+       (install-man): Revamp rule.
+       (clean): Update dvi directory.
+       (distclean): Delete TAGS from front end directorys.
+       (maintainer-clean): Delete all document files in source directory.
+
+       objc/Make-lang.in (objc.man, objc.info): Dummy entries.
+       (objc.srcman, objc.srcinfo): Likewise.
+
+2004-01-20  Bruce Korb  <bkorb@gnu.org>
+
+       * fixinc/inclhack.def(math_exception): bypass only for glibc.
+       (matherr_decl): rename & relocate as exception_structure.
+       This fix must precede the math_exception fix.
+
+2004-01-20  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold_convert): Rename to fold_convert_const.
+       (fold_convert_const): Change arguments to take a tree_code,
+       a type and the operand/expression to be converted.  Return
+       NULL_TREE if no simplification is possible.  Add support for
+       FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
+       (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
+       Adjust call to fold_convert to match new fold_convert_const.
+       Avoid modifying the tree passed to fold in-place.
+
+2004-01-21  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
+       * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
+       * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
+
+2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
+       * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
+       Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
+       (emit_move_sequence): Check scratch_reg first in various if statements.
+       Extend source simplification to handle all 64-bit CONST_INTs.
+       (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
+       frame size.
+       (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
+       frame offset calculations.
+       * pa.h (NEW_HP_ASSEMBLER): Add comment.
+       (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
+       LEGITIMATE_64BIT_CONST_INT_P): Define.
+       (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
+       any CONST_INT as legitimate during and after reload.
+       (VAL_32_BITS_P, INT_32_BITS): Define.
+       (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
+
+2004-01-20  Jan Hubicka  <jh@suse.cz>
+
+       * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
+       emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
+       containing hard regs are shared.
+       (gen_hard_reg_clobber): New function.
+       (hard_reg_clobbers): New array.
+       * genemit.c (gen_exp): Use gen_hard_reg_clobber.
+       (copy_rtx): Do not copy clobbers containing hard regs.
+       * rtl.h (gen_hard_reg_clobber): Declare.
+
+2004-01-20  Jan Hubicka  <jh@suse.cz>
+
+       * varray.c:  Include hashtab.h
+       (varray_descriptor): New structure.
+       (hash_descriptor, eq_descriptor, varray_descriptor,
+       print_statistics): New static functions
+       (varray_init, varray_grow): Update statistics
+       (dump_varray_statistics): New function.
+       * varray.h (dump_varray_statistics): Declare.
+       * toplev.c (finalize): Call it.
+       * Makefile.in (varray.o): Add dependency.
+
+2004-01-20  Jan Hubicka  <jh@suse.cz>
+
+       * cselib.c: Include alloc-pool.h
+       (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
+       (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
+       (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
+       unchain_one_elt_loc_list_pool, unchain_one_value,
+       new_cselib_val): Simplify using allocpool.
+       (cselib_init): Initialize allocpools.
+       (cselib_finish): Finish allocpools.
+       * Makefile.in (cselib.o): Depend on alloc-pool.h
+
+2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_load_call_address): Make the call insn
+       use $gp if it could be calling a lazy binding stub.
+
+2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
+       (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
+       (PROMOTE_FUNCTION_RETURN): Remove.
+       (STRUCT_VALUE): Remove.
+
+2004-01-20  Denis Chertykov  <denisc@overta.ru>
+
+       PR bootstrap/13735
+       * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
+       register as pointer after reload.
+
+2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       PR optimization/12440
+       * loop.c: Include ggc.h.
+       (loop_optimize): Run garbage collector between optimization of loops.
+       * Makefile.in (loop.o): Add GGC_H dependency.
+
+2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
+
+       * gcc/config/rs6000/rs6000.c (function_arg) Handle
+       vector register special in function without prototype.
+       (function_arg_advance): Vector parameters get always
+       GPRs allocated for the linux64 target.
+
+2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
+       not TARGET_M32RX_MASK.
+
+2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       PR target/13557
+       * config/sparc/sparc.c (function_arg): Reorder the cases.
+
+2004-01-19  Per Bothner  <per@bothner.com>
+
+       Move cpp_reader's line_maps field to a shared global.
+       * cpphash.h (cpp_reader):  Rename line_maps field to line_table
+       and change the type to a pointer rather than a struct.
+       * cppinit.c (cpp_push_main_field):  Adjust accordingly.
+       * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
+       Likewise.
+       * cppfiles.c (validate_pch):  Likewise.
+       * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
+       Likewise.
+       * cpperror.c (print_location):  Likewise.
+       * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
+       * cppinit.c (cpp_create_reader):  Handle new parameter.
+       (cpp_destroy):  Don't free line_maps - that's no longer our job.
+       * input.h (line_table):  New variable.
+       * toplev.c (line_table):  Declare variable.
+       (general_init):  Initialize line_table.
+       * c-opts.c (c_common_init_options):  Pass line_table to
+       cpp_create_reader.
+       * fix-header.c (read_scan_file):  New local variable line_table.
+       Initialize, and pass it to cpp_create_reader.
+       * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
+       (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
+
+2004-01-19  Per Bothner  <per@bothner.com>
+
+       Implement a cache for linemap_lookup.
+       * line-map.h (struct_line_maps):  Add cache field.
+       * line-map.c (linemap_init):  Zero cache field.
+       (linemap_add):  Set cache field to offset of newly allocated map.
+       (linemap_lookup):  Use and set cache field.
+
+2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       PR optimization/13567
+       * cse.c (cse_basic_block): Call cse_insn with a non-null
+       libcall_insn for the last SET insn of a no-confilict block.
+
+2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in (target_noncanonical, program_transform_name): Use
+       immediate define instead of deferred.
+       (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
+       PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
+       GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
+       deferred backquote.
+
+2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
+       true unconditionally.
+       * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
+       Remove.
+       (build_unary_op, build_modify_expr): Don't handle extended
+       lvalues.
+       (build_component_ref, build_conditional_expr): Call non_lvalue
+       instead of pedantic_non_lvalue.
+       (build_c_cast): Don't condition use of non_lvalue on pedantic.
+       * fold-const.c (fold): Don't check pedantic directly for
+       COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
+       passed to pedantic_non_lvalue.
+       * doc/extend.texi: Remove documentation of extended lvalues.
+
+2004-01-19  Roger Sayle  <roger@eyesopen.com>
+
+       PR optimization/5263
+       * simplify-rtx.c (associative_constant_p): Delete.
+       (simplify_associative_operation): Rewrite to linearize terms, and
+       attempt to simplify new term against both left and right subterms.
+       (simplify_binary_operation): Call swap_commutative_operands_p on
+       op0 and op1, not trueop0 and trueop1.  Move the initialization of
+       trueop0 and trueop1 down to where first needed.
+       (simplify_relational_operation): Likewise.
+       * rtlanal.c (commutative_operand_precedence): Also order constant
+       operands using avoid_constant_pool_reference.
+
+2004-01-19  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
+       don't check memory mode.
+       (unaligned_memory_operand): Likewise.
+       (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
+       abort for op0 not MEM.
+
+       * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
+       is not a reg, copy to a scratch first.
+       (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
+       unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
+       unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
+       (reload_inqi, reload_inhi): Fix mode of op0.
+       (reload_inqi_help, reload_inhi_help, reload_outqi_help,
+       reload_outhi_help): Likewise.  Use define_insn_and_split.
+
+       * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
+       as well as $29 dead.
+
+2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
+       "tls_object" for thread-local objects.
+       * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
+       "#tls" for thread-local sections.
+       * configure.ac (thread-local checks): Specify --fatal-warnings in
+       every binutils-specific checks.  For sparc*-*-*, test whether the
+       OS is Solaris and the tools are native and act accordingly.
+       * configure: Rebuild.
+
+2004-01-19  Jeff Law  <law@redhat.com>
+
+       * contrib.texi: Update Paolo Carlini's entry.  New entries for
+       Jerry Quinn and Petur Runolfsson.
+
+2004-01-19  Roger Sayle  <roger@eyesopen.com>
+
+       * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
+       size, don't use the larger zero-extending loads.
+
+2004-01-19  Richard Henderson  <rth@redhat.com>
+
+       * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
+       * alpha.md (UNSPEC_NT_LDA): Remove.
+       (UNSPEC_CVTLQ, cvtlq): New.
+       (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
+       (extendsidi2_fix): Remove.
+       (extendsidi2 splitter): Use cvtlq.
+       (extendsidi2 fp peepholes): Remove.
+       (cvtql): Use SFmode instead of SImode.
+       (fix_trunc?fsi): Update to match.
+       (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
+       (movsi): Rename from movsi_nofix, remove f alternatives.
+       (movsi_nt_vms): Similarly.
+       (movsi_fix, movsi_nt_vms_fix): Remove.
+       (nt_lda): Remove.
+       * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
+
+2004-01-19  Jan Hubicka  <jh@suse.cz>
+
+       * cgraph.c (cgraph_remove_node): Fix removal from linked list.
+       * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
+       list.
+       (cgraph_remove_unreachable_nodes): New function
+       (cgraph_decide_inlining_of_small_function): Fix pasto.
+       (cgraph_decide_inlining_incrementally): Fix pasto.
+       (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
+
+2004-01-19  Steven Bosscher  <stevenb@suse.de>
+
+       * gengtype.c (header_file): Make it static.
+       (write_types_process_field, write_enum_defn): Minor whitespace fixes.
+       * gengtype.h (header_file): No longer extern.
+
+2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
+       * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
+       * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
+
+2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * stmt.c (HAVE_casesi): Define it not already defined.
+       (HAVE_tablejump): Likewise.
+       (expand_end_case_type): Resort to the binary tree method if
+       neither casesi or tablejump is available.
+
+2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
+
+       * final.c (final_scan_insn): Make non-static again.
+       * output.h (final_scan_insn): Re-add prototype.
+       * config/arc/arc.c (arc_output_function_epilogue): Add NULL
+       to final_scan_insn call.
+       * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
+       * config/mips/mips.c (mips_output_conditional_branch): Likewise.
+       * config/pa/pa.c (output_lbranch, output_call): Likewise.
+       * config/sh/sh.c (print_slot): Likewise.
+       * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
+       (output_sibcall, sparc_flat_function_epilogue): Likewise.
+
+2004-01-18  Jan Hubicka  <jh@suse.cz>
+
+       * basic-block.h (try_redirect_by_replacing_jump): Declare.
+       * cfgcleanup.c (try_optimize_cfg): Use it.
+       * cfgrtl.c (try_redirect_by_replacing_jump): Export.
+       (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
+       Kill hack.
+       (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
+
+       Revert:
+       2004-01-16  Geoffrey Keating  <geoffk@apple.com>
+
+               * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
+               even after reload, just don't remove the actual jump tables.
+
+2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
+
+2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
+       the size of a pointer in bytes.
+
+2004-01-18  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
+       live "next" variable, which could lead to an infinite loop.
+
+2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
+       block.
+
+       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+       Check for NULL in the chain and remove repeated code.
+
+2004-01-18  Jan Hubicka  <jh@suse.cz>
+
+       * coverage.c (checksum_string): Rename to ...
+       (coverage_checksum_string): ... this one, Use crc32_string; recognize
+       names containing random number and zero the number out in order to get
+       match.
+
+2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
+
+2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
+       doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
+       doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
+       doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
+       doc/trouble.texi: Remove trailing whitespace.
+
+2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/7618
+       * config/mips/mips.c: Include cfglayout.h.
+       (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
+       (mips_unspec_offset_high): Add temporary register argument.
+       (mips_load_call_address): New function, split out from...
+       (mips_expand_call): ...here.
+       (mips_output_cplocal): New function.
+       (mips_output_function_prologue, mips_output_function_epilogue): Use it.
+       (mips_emit_loadgp): New function, split out from...
+       (mips_expand_prologue): ...here.
+       (mips_output_mi_thunk): New function.
+
+2004-01-17  Bernardo Innocenti  <bernie@develer.com>
+
+       * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
+       mcpu32): Remove redundant checks for implied target predefines.
+
+2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+       Return type is unsigned int not int.
+       * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
+       Likewise.
+
+2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
+       doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
+       "GNU/Linux" and "Microsoft Windows" terminology.
+
+2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
+       doc/cppopts.texi, doc/extend.texi, doc/install.texi,
+       doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
+       doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
+       @smallexample instead of @example.
+
+2004-01-17  Ziemowit Laski  <zlaski@apple.com>
+
+       * objc/objc-act.c (build_objc_method_call): Use target
+       hooks instead of macros to determine if ..._stret
+       dispatchers should be used (NeXT runtime only).
+
+2004-01-17  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin_expect_jump): Fix mistake in my
+       last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
+
+2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
+
+       * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
+       (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
+       (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
+       macros.
+       * reload1.c (emit_reload_insns): Use them.
+       * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
+       (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
+       for NULL PATTERN.
+
+2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
+
+       * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
+       (final_scan_insn): Update to take an additional SEEN argument.  Emit
+       a line note after the prologue.  Make static.
+       (line_note_exists): Remove.
+       (final): Don't initialize line_note_exists.  Update call to
+       final_scan_insn.
+       * output.h (final_scan_insn): Remove prologue.
+       * function.c (set_insn_locators): Update comment.
+       (thread_prologue_and_epilogue_insns): Add a comment.
+
+2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR target/10781
+       * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
+       Prototype.
+       * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+       New function.
+       * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
+       * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
+       * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
+
+2004-01-17  Jan Hubicka  <jh@suse.cz>
+
+       * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
+       commit.
+
+       * toplev.c (HAVE_conditional_execution): Provide default.
+       (rest_of_handle_reorder_blocks): For conditional_execution target
+       update liveness once after all transformations
+       (rest_of_compilation): Do crossjumping before ce3.
+
+2004-01-17  Geoffrey Keating  <geoffk@apple.com>
+
+       * alias.c (new_alias_set): Mark last_alias_set for PCH.
+       (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
+       for PCH.
+       (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
+       * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
+       (get_TOC_alias_set): Mark 'set' for PCH.
+
+2004-01-16  Geoffrey Keating  <geoffk@apple.com>
+
+       * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
+       even after reload, just don't remove the actual jump tables.
+
+2004-01-17  J. Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
+       Remove checks for is_ada() and TREE_UNSIGNED.
+       (subrange_type_die): Emit a byte_size attribute if the subrange
+       type size is different from the base type size.
+       (modified_type_die): Replace call to is_ada_subrange_type() by
+       call to is_subrange_type().
+
+2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * config/sh/sh.c: Include ggc.h.
+
+2004-01-16  Geoffrey Keating  <geoffk@apple.com>
+
+       * Makefile.in (MD5_H): New.
+       (fold-const.o): Depend on md5.h.
+       (dwarf2out.o): Likewise.
+       (cppfiles.o): Likewise.
+       * cppfiles.c: Include md5.h.
+       (should_stack_file): Check against list read from PCH file.
+       (struct pchf_data): New.
+       (pchf): New variable.
+       (struct pchf_adder_info): New.
+       (pchf_adder): New.
+       (pchf_save_compare): New.
+       (_cpp_save_file_entries): New.
+       (_cpp_read_file_entries): New.
+       (struct pchf_compare_data): New.
+       (pchf_compare): New.
+       (check_file_against_entries): New.
+       * cpphash.h (_cpp_save_file_entries): Prototype.
+       (_cpp_read_file_entries): Prototype.
+       * cpppch.c (cpp_write_pch_state): Write the list of headers.
+       (cpp_read_state): Read the list of headers.
+
+2004-01-17  Jan Hubicka  <jh@suse.cz>
+
+       * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
+       builtin_expect specially.
+       * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
+       (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
+       * invoke.texi (max-inline-insns-single): Set to 100.
+       (large-function-insns): Set to 3000.
+
+2004-01-16  Eric Christopher  <echristo@redhat.com>
+           Chandrakala Chavva <cchavva@redhat.com>
+
+       * cppcharset.c (one_iso88591_to_utf8): New function.
+       (convert_iso88591_utf8): Ditto. Use.
+       (conversion_tab): Use.
+       (_cpp_input_to_utf8): New function.
+       (_cpp_init_iconv_buffer): Ditto.
+       (_cpp_close_iconv_buffer): Ditto.
+       * cpphash.h: Prototype new functions.
+       (cpp_buffer): Add input_cset_desc.
+       * cppinit.c: Add input_charset default.
+       * cpplib.c (cpp_push_buffer): Support init and
+       close of iconv.
+       * cpplib.h (cpp_options): Add input_charset.
+
+2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
+       * config/alpha/unicosmk.h: Remove a commented-out definition
+       of ASM_OUTPUT_SECTION_NAME.
+       * config/stormy16/stormy16.h: Likewise.
+
+2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+       * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
+       (alpha___extern_prefix_sys_stat): ... this.
+       Apply to <sys/mount.h>, too.
+       Tweak to match more variations.
+       * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
+
+       * fixinc/inclhack.def (alpha___extern_prefix,
+       alpha___extern_prefix_standards): New hacks to obey
+       __PRAGMA_EXTERN_PREFIX.
+       * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
+       test.
+       * fixinc/tests/base/standards.h: Likewise.
+
+       * fixincl/inclhack.def (alpha_pthread): Tweak to match more
+       variations.
+       New testcase.
+       * fixinc/tests/base/pthread.h: Handle it.
+
+       * fixincl/inclhack.def (bad_lval): Sort file list.
+       Add many missing files up to Tru64 UNIX V5.1B.
+       * gcc/fixinc/tests/base/libgen.h: Renamed to ...
+       * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
+       order.
+
+       * fixinc/fixincl.x: Regenerate.
+
+2004-01-16  Mark Mitchell  <mark@codesourcery.com>
+
+       * version.c (version_string): Change to 3.5.0.
+       * doc/include/gcc-common.texi (version-GCC): Likewise.
+
+2004-01-16  Jan Hubicka  <jh@suse.cz>
+
+       * i386.md (load_tp_di): Fix pasto.
+
+       PR opt/13608
+       * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
+
+       * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
+       pp_c_character_constant, pp_c_floating_constant,
+       pp_c_additive_expression, pp_c_shift_expression,
+       pp_c_equality_expression, pp_c_and_expression,
+       pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
+       pp_c_logical_and_expression): Remove inline modifier.
+       * dwarf2out.c (get_AT): Likewise.
+       * et-forest.c (et_splay): Likewise.
+       * ra.h (ra_alloc, ra_calloc): Likewise
+
+2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/frv/frv-protos.h: Fix comment formatting.
+       * config/frv/frv.c: Likewise.
+       * config/frv/frv.h: Likewise.
+       * config/frv/frv.md: Likewise.
+       * config/frv/frvbegin.c: Likewise.
+       * config/frv/frvend.c: Likewise.
+
+2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
+       * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
+       LINKER_DOES_NOT_WORK_WITH_DWARF2.
+       (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
+
+2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
+
+       PR 11864
+       * postreload.c (reload_cse_simplify_operands): Don't remove
+       implicit extension from LOAD_EXTEND_OP.
+
+2004-01-16  Jan Hubicka  <jh@suse.cz>
+
+       PR opt/11350
+       * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
+       after reload.
+       * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
+       rtl_try_redirect_by_replacing_branch): Likewise.
+
+2004-01-15  Geoffrey Keating  <geoffk@apple.com>
+
+       PR pch/13689
+       * alias.c (struct alias_set_entry): Mark for GC.
+       (alias_sets): Make static, mark for GC.
+       (record_alias_subset): Use GC to allocate alias structures.
+       * varray.c (element): Make generic varrays GCed.
+
+       PR pch/13361
+       * c-typeck.c (constructor_asmspec): Delete.
+       (struct initializer_stack): Delete field 'asmspec'.
+       (start_init): Delete saving of asmspec.
+       (finish_init): Don't update constructor_asmspec.
+       * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+       * stmt.c (expand_asm): Duplicate strings from tree.
+       (expand_asm_operands): Likewise.
+       * tree.c (tree_size): Update computation of size of STRING_CST.
+       (make_node): Don't make STRING_CST nodes.
+       (build_string): Allocate string with tree node.
+       * tree.def (STRING_CST): Update comment.
+       * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+       (tree_string): Place contents of string in tree node.
+       * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+       from tree.
+
+       * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
+       altivec operands.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.h: Fix comment formatting.
+       * c-cppbuiltin.c: Likewise.
+       * c-pragma.c: Likewise.
+       * calls.c: Likewise.
+       * collect2.c: Likewise.
+       * cppcharset.c: Likewise.
+       * cpptrad.c: Likewise.
+       * dbxout.c: Likewise.
+       * defaults.h: Likewise.
+       * dwarf2out.c: Likewise.
+       * fold-const.c: Likewise.
+       * genautomata.c: Likewise.
+       * genconditions.c: Likewise.
+       * genflags.c: Likewise.
+       * gengtype.c: Likewise.
+       * integrate.c: Likewise.
+       * loop.c: Likewise.
+       * predict.c: Likewise.
+       * sdbout.c: Likewise.
+
+2004-01-15  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/ia64/ia64.md (*movti_internal): C output template
+       extracted to ia64.c.
+       (*movti_internal_reg): Delete.
+       (reload_inti, reload_outti): Use the correct mode on operand 2
+       in the first place, don't fix it up in the output template.
+       (movtf, reload_ointf, reload_outtf): New expanders.
+       (*movtf_internal): New define_insn_and_split.
+       * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
+       make static; do not hand TFmode CONST_DOUBLEs to split_double.
+       (ia64_split_tmode_move): New function, body mostly pulled
+       from ia64.md:*movti_internal.
+       (ia64_function_arg_words): New function, extracted common
+       logic from ia64_function_arg et seq.
+       (ia64_function_arg_offset): Likewise.  Handle correctly the
+       case of a scalar quantity 16 bytes wide with only 8-byte alignment.
+       (ia64_function_arg, ia64_function_arg_partial_nregs)
+       (ia64_function_arg_advance): Use ia64_function_arg_words and
+       ia64_function_arg_offset.
+       (ia64_function_value): TCmode does not go in float regs.
+       (ia64_secondary_reload_class): Also handle TFmode.
+       * config/ia64/ia64-protos.h: Remove prototype for
+       ia64_split_timode; add prototype for ia64_split_tmode_move.
+
+2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in (MAINT): Make it an immediate assignment.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/coff.h: Replace Hitachi with Renesas.
+       * config/h8300/elf.h: Likewise.
+       * config/h8300/h8300-protos.h: Likewise.
+       * config/h8300/h8300.c: Likewise.
+       * config/h8300/h8300.h: Likewise.
+       * config/h8300/h8300.md: Likewise.
+       * config/h8300/lib1funcs.asm: Likewise.
+
+2004-01-15  Andrew Pinski  <apinski@apple.com>
+
+       * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
+       around it.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (h8300_return_in_memory): New.
+       (TARGET_STRUCT_VALUE_RTX): Likewise.
+       (TARGET_RETURN_IN_MEMORY): Likewise.
+       * config/h8300/h8300.h (STRUCT_VALUE): Remove.
+       (RETURN_IN_MEMORY): Likewise.
+
+2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
+
+       PR optimization/13375
+       * gcse.c (handle_avail_expr): Just return if the source is not a
+       single set.
+
+2004-01-15  Richard Earnshaw  <rearnsha@arm.com>
+           Daniel Jacobowitz  <drow@mvista.com>
+
+       * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
+       (EQUIV): Define.
+       (ARM_FUNC_ALIAS): New macro.
+       * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
+       * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
+
+2004-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR optimization/12372
+       * calls.c (expand_call): Add call_fusage data for stack arguments in
+       constant calls.
+
+2004-01-15  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (uses_TOC): Correct comment.  Make static.
+       (rs6000_elf_declare_function_name): Formatting.
+       * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
+
+2004-01-15  Jan Hubicka  <jh@suse.cz>
+
+       PR bootstrap/13692
+       * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
+       previous patch.
+
+2004-01-15  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
+       integer regs of the same call-savedness.
+
+2004-01-15  Andreas Schwab  <schwab@suse.de>
+
+       PR bootstrap/13562
+       * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
+       status for NOTB/NOTW/NEGW methods.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/invoke.texi: Update dump file names.  Fix a typo.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * builtins.c (expand_builtin_va_end): Don't use
+       EXPAND_BUILTIN_VA_END.
+       * system.h (EXPAND_BUILTIN_VA_END): Poison.
+       * config/d30v/d30v.h: Remove a commented-out definition of
+       EXPAND_BUILTIN_VA_END.
+       * config/stormy16/stormy16.h: Likewise.
+
+2004-01-15  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
+       * targhooks.c (default_struct_value_rtx): Don't use
+       STRUCT_VALUE_INCOMING_REGNUM.
+
+2004-01-15  Kelley Cook  <kcook@gcc.gnu.org>
+
+       PR bootstrap/12744
+       * configure.in: Revamp enable-generated-files-in-srcdir rule to define
+       GENINSRC and not parsedir.  Define srcextra as a langhook.
+       * configure: Regenerate.
+       * Makefile.in: Suppress default .l.c rule.  Don't substitute
+       parsedir and delete all references throughout.  Conditionally define
+       rule for srcextra dependent on GENINSRC.
+       (stmp-docobjdir): Delete.
+       (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
+       (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
+       and gengtype-yacc.h back to source directory.
+       (maintainer-clean): Delete all parse files in source directory.
+       (distclean): Delete generated files.
+
+       * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
+       (objc-parse.c, objc-parse.y): Don't use parsedir.
+       (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
+       directory if requested.
+       (po-generated): Don't use parsedir.
+       (objc.maintainer-clean): Delete above files from source directory.
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/tm.texi: Replace RETURN_IN_MEMORY with
+       TARGET_RETURN_IN_MEMORY.
+
+2004-01-15  Jan Hubicka  <jh@suse.cz>
+
+       * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
+       * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
+       functions accepting SSE arguments
+       (function_arg): Warn only when asked to warn.
+       * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
+
+2004-01-14  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * c-parse.in (stmts_and_decls): Make label at end of compound
+       statement a hard error.
+
+2004-01-14  Jan Hubicka  <jh@suse.cz>
+
+       * cgraph.c (create_edge): Use local.redefined_extern_inline.
+       * cgraph.h (cgraph_local_info): Sort fields by size; add
+       redefined_extern_inline
+       (cgraph_global_info): Sort fields by size.
+       (cgraph_node): Likewise.
+       * cgraphunit.c (cgraph_finalize_function): Se
+       local.redefined_extern_inline on redefinition.
+       (cgraph_analyze_function): Use it; fix formating.
+
+2004-01-14  Jan Hubicka  <jh@suse.cz>
+
+       PR c++/10776
+       * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
+       outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
+       bitmaps
+       (cache_size): New variable
+       (add_dependence): Update use; canonize early memory locations
+       (sched_analyze_1): Likewise.
+       (sched_analyze_2): Likewise.
+       (init_dependency_caches): Initialize bitmaps.
+       (free_dependency_caches): Free bitmaps
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
+       targetm.calls.strict_argument_naming().
+       * target.h: Likewise.
+
+2004-01-14  Richard Henderson  <rth@redhat.com>
+
+       PR debug/13231
+       * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
+       instructions.
+
+2004-01-14  Richard Henderson  <rth@redhat.com>
+
+       PR c++/12491
+       * except.c (struct eh_region): Add u.fixup.resolved.
+       (resolve_one_fixup_region): Split out from ...
+       (resolve_fixup_regions): ... here.
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/alpha/alpha.h (STRUCT_VALUE): Remove.
+       * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
+       (STRUCT_VALUE): Remove.
+
+2004-01-14  Steven Bosscher  <stevenb@suse.de>
+
+       * system.h: Poison PROMOTED_MODE
+       * integrate.c (expand_inline_function): Don't mention the
+       PROMOTED_MODE.
+       * loop.c (update_giv_derive): Same.
+       * tree.h (DECL_RTL): Same.
+
+2004-01-14  J"orn Rennecke <joern.rennecke@superh.com>
+
+       PR target/9365
+       * sh.c (gen_block_redirect): Add special handling of RETURN.
+       (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
+       far branch target (i.e. it's a return).
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * regrename.c (find_oldest_value_reg): Fix a warning.
+
+2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
+
+       PR bootstrap/12527
+       * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
+       Move linux-gas.h and linux-elf.h before aout.h.
+       * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
+       * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
+
+2004-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
+       (CONST_INT, VOIDmode, ...).
+
+2004-01-14  Richard Earnshaw  <rearnsha@arm.com>
+
+       * regrename.c (find_oldest_value_reg): If the replacement uses
+       multiple hard registers, check that all of them are in CLASS.
+
+2004-01-14  Jan Hubicka  <jh@suse.cz>
+
+       * alias.c (get_alias_set):  Initialize alias set to 0 when subset is
+       impossible.
+
+2004-01-14  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in: Define MAINT from --enable-maintainer-mode.
+
+2004-01-14  Hartmut Penner  <hpenner@de.ibm.com>
+
+       * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
+       Calculate always vrsave_mask if TARGET_ALTIVEC.
+       (rs6000_emit_prologue): Emit code for vrsave
+       only if TARGET_ALTIVEC_VRSAVE.
+       (rs6000_emit_epilogue): Likewise.
+
+2004-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * config/sparc/sparc.md (tie_add32): Fix pasto.
+       (tie_add64): Likewise.
+
+2004-01-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
+
+2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/iq2000/iq2000-protos.h: Fix comment formatting.
+       * config/iq2000/iq2000.c: Likewise.
+       * config/iq2000/iq2000.md: Likewise.
+
+2004-01-14  J. Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
+       (subrange_type_die): Add handle for nameless subrange types.
+
+2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300-protos.h: Replace do_movsi with
+       h8300_expand_movsi.
+       * config/h8300/h8300.c (do_movsi): Change to
+       h8300_expand_movsi.
+       * config/h8300/h8300.md (movsi): Replace do_movsi with
+       h8300_expand_movsi.
+       (movsf): Likewise.
+
+2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.c (dosize): Change to
+       h8300_emit_stack_adjustment.  Update callers.
+
+2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (movstrictqi): Add an alternative with
+       the source being post_inc.  Tighten the predicate for the
+       destination to register_operand.
+       (movstricthi): Likewise.
+
+2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
+       * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
+       * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
+
+2004-01-14  Jan Hubicka  <jh@suse.cz>
+
+       Partial fix PR c++/12850
+       * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
+       at zero nest level.
+
+2004-01-13  Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
+       pseudo-register.
+
+2004-01-13  Devang Patel <dpatel@apple.com
+
+       PR debug/7078
+       * dbxout.c (dbxout_symbol_name): Emit mangled names for
+       NAMESPACE_DECL memebers.
+
+2004-01-13  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR c++/12709
+       * c-common.c (finish_fname_decls): Use the chain only if the
+       tree is an expr_stmt.
+
+2004-01-13  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * rtl.def: Add comment about new option in automata_option.
+
+       * genautomata.c (PROGRESS_OPTION): New macro.
+       (progress_flag): New global variable.
+       (gen_automata_option): Process `progress'.
+       (transform_insn_regexps, check_unit_distributions_to_automata,
+       make_automaton, NDFA_to_DFA, build_automaton, create_automata,
+       expand_automata, write_automata): Print about the progress only if
+       progress_flag.  Remove fflush.
+       (initiate_automaton_gen): Process command line flag `-progress'.
+
+       * doc/md.texi: Describe the new option.
+
+2004-01-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * cfg.c (dump_bb): Dump entry edges.
+
+2004-01-13  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.c (thumb_legitimate_address_p): Only allow constant pool
+       references from SImode.
+       * arm.md (thumb_movhi_insn): Don't allow minipool references.
+
+2004-01-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (TEXT_SECTION): Poison.
+       * varasm.c (text_section): Don't use TEXT_SECTION.
+       * config/sh/sh.c (sh_file_start): Fix a comment typo.
+       * doc/tm.texi (TEXT_SECTION): Remove.
+
+2004-01-13  Ben Elliston  <bje@wasabisystems.com>
+
+       * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
+
+2004-01-12  James E Wilson  <wilson@specifixinc.com>
+
+       * unwind-libunwind.c: Delete.
+
+2004-01-12  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 13656
+       * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
+       oldtype is set, set *newtypep or *oldtypep too.  Do not set
+       them at the very end.
+       (validate_proto_after_old_defn): Restructure for comprehensibility;
+       make error messages clearer.
+
+2004-01-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
+       (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
+       * varray.c: No need to prototype error.
+       (varray_check_failed): Wrap long string onto two lines.
+       (varray_underflow): New function.
+
+2004-01-13  Steven Bosscher  <stevenb@suse.de>
+
+       PR c++/13376
+       * function.h (struct function): Kill `name' field.
+       (current_function_name): Make it an extern function.
+       * function.c (current_function_name): New function.
+       * graph.c: Update all uses of current_function_name.
+       * gcse.c: Likewise.
+       * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
+       config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
+       * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
+       instead of a strcmp with "main".
+
+2004-01-13  Jan Hubicka  <jh@suse.cz>
+
+       * c-decl.c (diagnose_mismatched_decls):  Fix warning calls.
+
+       * cgraphunit.c (cgraph_optimize_function):  Always do
+       optimize_inline_calls when there is always_inline callee.
+       (cgraph_decide_inlining): Fix formating.
+       * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
+       functions.
+       (expand_call_inline): Likewise.
+       * toplev.h (sorry): Fix prototype.
+
+2004-01-12  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
+       conditional jumps that drop through to unconditional jumps or the
+       end of the sequence.
+
+2004-01-13  Jan Hubicka  <jh@suse.cz>
+
+       * alias.c (new_alias_set): Construct the alias_set varray.
+       (init_alias_once): Don't do it here.
+
+2004-01-12  Marc Espie <espie@openbsd.org>
+
+       * system.h: handle YYBYACC like YYBISON.
+
+2004-01-12  Jonathan Merriman <jonm@dualitymedia.com>
+
+       PR target/10847
+       * config.gcc: No longer includes conflicting header sparc/sol2.h when
+       building on sparc64-*-openbsd*.
+
+2004-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR debug/13539
+       * dbxout.c (dbxout_type): Protected inheritance is not
+       private but protected.
+
+2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
+
+2004-01-12  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR optimization/12508.
+       * combine.c (try_combine): Remove a dead set in a parallel
+       even if its destination is a subreg.
+
+       Revert:
+       2003-06-03  Kazu Hirata  <kazu@cs.umass.edu>
+       * combine.c (simplify_set): Don't move a subreg in SET_SRC to
+       SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
+
+2004-01-12  Geoffrey Keating  <geoffk@apple.com>
+
+       * real.c: Update copyright date.
+       * emit-rtl.c: Likewise.
+       * rtl.h: Likewise.
+       * dwarf2out.c: Likewise.
+       * config/rs6000/darwin-ldouble.c: Likewise.
+       * config/rs6000/rs6000.md: Likewise.
+
+2004-01-12  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
+       TFmode to SImode libfuncs.
+
+2004-01-12  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/11397
+       * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
+
+2004-01-12  Jan Hubicka  <jh@suse.cz>
+
+       PR opt/12826
+       * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
+       stored.
+
+       PR opt/12863
+       * cfgcleanup.c (label_is_jump_target_p): Move to...
+       * rtlanal.c (label_is_jump_target_p): ... here.
+       * cfgrtl.c (cfg_layout_redirect_edge_and_branch):  Fix redirecting of fallthru
+       edges unified with branch edges.
+
+2004-01-12  Richard Earnshaw  <rearnsha@arm.com>
+
+       * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
+       high word of an integral CONST_DOUBLE.
+
+2004-01-12  Paul Brook  <paul@codesourcery.com>
+
+       * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
+
+2004-01-12  J"orn Rennecke <joern.rennecke@superh.com>
+
+       PR target/13585
+       * sh-protos.h (check_use_sfunc_addr): Declare.
+       * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
+       * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
+
+2004-01-12  Jan Hubicka  <jh@suse.cz>
+
+       * alias.c:  Invlude varray.h
+       (alias_sets): Turn into varray.
+       (get_alias_set_entry): Use VARRAY; mark inline.
+       (mems_in_disjoint_alias_sets_p): Mark inline.
+       (record_alias_subset): Use varray.
+       (init_alias_once): Initialize varray.
+       (new_alias_set): Grow array.
+       * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
+
+2004-01-12  Jan Hubicka  <jh@suse.cz>
+
+       Partial fix for PR opt/10776 II
+       * cselib.c: Include params.h
+       (cselib_invalidate_mem):  Limit amount of nonconflicting memory
+       locations.
+       * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
+       * Makefile.in (cselib.o): Depend on params.h
+
+2004-01-12  Richard Sandiford  <rsandifo@redhat.com>
+
+       * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
+       simplify_unary_operation if the operand has a known mode.
+
+2004-01-12  Hartmut Penner  <hpenner@de.ibm.com>
+
+       PR target/13534
+       * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
+       predicate to handle 'ld' conform addresses.
+       * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
+       contraint.
+       (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
+       are memory contraints.
+       * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
+       New prototype.
+       * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
+       Change 'o' to 'Y' constraint.
+       (*movdf_softfloat64): Ditto.
+
+2004-01-12  Bernardo Innocenti  <bernie@develer.com>
+
+       * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
+       brace-enclosed syntax in all C output statements.
+
+2004-01-12  David Edelsohn  <edelsohn@gnu.org>
+
+       PR target/13401
+       * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
+       Objective-C language type value is 14.
+
+2004-01-12  Markus F.X.J. Oberhumer  <markus@oberhumer.com>
+
+       PR c/12148
+       * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
+       `int' in a number of places to make sure we always have a SImode
+       and not a HImode.  Add a 'L' suffix to a number of constants.
+
+2004-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * pa.c: Don't include obstack.h.
+
+       * pa.md: Correct constraint in pattern for loading PIC label address.
+
+2004-01-11  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
+        before defining.
+
+2004-01-11  Steven Bosscher  <stevenb@suse.de>
+
+       PR fortran/9972
+       * toplev.c (rest_of_handle_inline): Also consider functions
+       for deferral if the language is GNU F77.
+
+2004-01-11  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (diagnose_arglist_conflict): Add missing space to
+       diagnostic messages.
+
+2004-01-11  Jakub Jelinek  <jakub@redhat.com>
+
+       PR middle-end/13392
+       * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
+       to drop through label.  Don't fall back to SCC even when conditional
+       jump has not been found.
+
+2004-01-11  Jan Hubicka  <jh@suse.cz>
+
+       * invoke.texi: Fix syntax error in previous patch.
+
+       Partial fix for PR opt/10776
+       * Makefile.in (reload.o): Include param.h
+       * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
+       * reload.c: Include params.h.
+       (find_equiv_reg): Work limiting check.
+       * invoke.texi: Document.
+
+2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
+       out-of-bounds accesses to string constants.  Simplify mips16
+       case accordingly.
+
+2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR optimization/13469
+       * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
+       reload_cse_regs (-fnon-call-exceptions only).
+
+2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mcore/lib1.asm: Fix comment formatting.
+       * config/mcore/mcore-elf.h: Likewise.
+       * config/mcore/mcore.c: Likewise.
+       * config/mcore/mcore.h: Likewise.
+       * config/mcore/mcore.md: Likewise.
+
+2004-01-10  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (duplicate_decls): Break apart into...
+       (diagnose_arglist_conflict, validate_proto_after_old_defn)
+       (locate_old_defn, diagnose_mismatched_decls, merge_decls):
+       ... these new functions.  Restructure for comprehensibility.
+       Remove various archaic special cases.  Always report the
+       location of the previous declaration when a diagnostic is issued.
+       (redeclaration_error_message): Fold into diagnose_mismatched_decls.
+       (match_builtin_function_types): Delete unnecessary forward declaration.
+
+2004-01-10  Zack Weinberg  <zack@codesourcery.com>
+
+       * genautomata.c (make_automaton, NDFA_to_DFA):
+       Print progress bars with '.' characters instead of '*'.
+       (build_automaton): Change notes to match.
+
+2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.md: Use define_constants for unspec and
+       unspec_volatile.
+
+2004-01-10  Jan Hubicka  <jh@suse.cz>
+
+       PR opt/11635
+       * expr.c (expand_expr_real):  More curefully expand union casts.
+
+2004-01-10  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.md (flush_icache): Use 1 for
+       unspec_volatile.
+
+2004-01-10  David Edelsohn  <edelsohn@gnu.org>
+           James E Wilson  <wilson@specifixinc.com>
+
+       PR debug/12860
+       * dbxout.c (dbxout_symbol): Remove initialization of
+       current_sym_code, current_sym_value, and current_sym_addr.
+       (dbxout_symbol_location): Same.
+       (dbxout_prepare_symbol): Zero current_sym_code,
+       current_sym_value, and current_sym_addr.
+
+2004-01-10  Richard Sandiford  <rsandifo@redhat.com>
+
+       * tree.c (get_unwidened): Reorder conditions so that the null pointer
+       check is done first.
+
+2004-01-09  Eric Christopher  <echristo@redhat.com>
+
+       * toplev.c (rest_of_handle_cfg): Add reg_scan pass
+       if we're running mark_constant_function.
+
+2004-01-09  Jeff Bailey  <jbailey@nisa.net>
+
+       PR target/12561
+       * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
+
+2004-01-09  Andrew Pinski <pinskia@physics.uc.edu>
+
+       PR debug/11231
+       * dbxout.c (dbxout_type_fields): Return if any item is
+       error_mark_node or the type is error_mark_node.
+
+2004-01-09  Geoffrey Keating  <geoffk@apple.com>
+
+       * config/rs6000/darwin-ldouble.c: Add big comment explaining
+       exactly what is expected as a 'long double'.
+       (_xlqadd): When a value to be returned is representable as a
+       'double', just return it directly, do not construct it using a union.
+       Also, correct final fixup.
+       (_xlqmul): Likewise.
+       (_xlqdiv): Likewise.
+       * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
+
+       * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
+
+2004-01-09  Richard Henderson  <rth@redhat.com>
+
+       * recog.c (constrain_operands): Validate mem operands.
+
+2004-01-09   James E Wilson  <wilson@specifixinc.com>
+
+       * gcc.c (init_spec): Remove -lunwind from shared case.
+       * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
+
+2004-01-09  Steve Ellcey  <sje@cup.hp.com>
+
+       * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
+       * configure: Regenerate
+
+2004-01-09  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/11234
+       * c-typeck.c (build_c_cast): If pedantic, warn for conversions
+       between function and object pointers.
+       (digest_init): When comparing a pointer to function type to the
+       target type, only apply TREE_TYPE once to the pointer to function
+       type.
+       * except.c (for_each_eh_label_1): Treat data as a pointer to a
+       function pointer rather than casting it to a function pointer.
+       (for_each_eh_label): Update caller.
+       * recog.h (struct insn_data): Use a struct or union for output.
+       * genoutput.c (output_insn_data): Update.
+       * final.c (get_insn_template): Update.
+
+2004-01-09  Mark Mitchell  <mark@codesourcery.com>
+
+       * expr.h (expand_expr): Make it a macro, not a function.
+       (expand_expr_real): New function.
+       * expr.c (store_expr): Adjust logic for deciding whether or not to
+       copy the value returned by expand_expr.
+       (expand_expr): Rename to ...
+       (expand_expr_real): ... this.  Add alt_rtl parameter.  Adjust
+       calls to language hooks.
+       * c-common.h (c_expand_expr): Adjust prototype.
+       * c-common.c (c_expand_expr): Add alt_rtl parameter.
+       * langhooks-def.h (lhd_expand_expr): Change prototype.
+       * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
+       * langhooks.h (lang_hooks): Change type of expand_expr.
+       * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
+       (last_expr_alt_rtl): Likewise.
+       (expand_expr_stmt_value): Set last_expr_alt_rtl.
+       (clear_last_expr): Clear it.
+       (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
+       (expand_end_bindings): Save and restor last_expr_alt_rtl.
+       * tree.def (RTL_EXPR): Give it an additional operand.
+       * tree.h (RTL_EXPR_ALT_RTL): New macro.
+
+2004-01-09  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
+       * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
+
+2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR target/13380.
+       * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
+       or (ne:SI (reg:CC 17) (const_int 0)).
+       Be specific about modes wherever possible.
+
+2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/m32r/m32r.c (m32r_expand_block_move): Call
+       gen_movestrsi_internal with two more arguments.
+       (m32r_output_block_move): Adjust operand numbers.
+       Properly update the source and destination pointers.
+       * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
+       'r+'.  Change the set detinations to match_operand.
+
+2004-01-09  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * final.c (FIRST_INSN_ADDRESS): Remove.
+       (shorten_branches): Don't use FIRST_INSN_ADDRESS.
+       * system.h (FIRST_INSN_ADDRESS): Poison.
+       * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
+       * config/m32r/m32r-protos.h: Remove the prototype for
+       m32r_first_insn_address.
+       * config/m32r/m32r.c (m32r_first_insn_address): Remove.
+       * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
+       * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
+
+2004-01-09  J. Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
+       we just created.
+       (is_ada_subrange_type): DIEs for enumeration subtypes should be
+       emitted as subrange types too.
+       (subrange_type_die): Add handling of enumeration subtypes.
+
+2004-01-08  Richard Henderson  <rth@redhat.com>
+
+       PR opt/12441
+       Revert: Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
+       * i386.c (aligned_operand): Be prepared for SUBREGed registers.
+       (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
+       (ix86_address_cost): Be prepared for SUBREGed registers.
+       (legitimate_address_p): Accept SUBREGed registers.
+
+2004-01-08  Kelley Cook  <kcook@gcc.gnu.org>
+
+       * Makefile.in: Rename configure.in to configure.ac
+       * doc/sourcebuild.texi: Likewise.
+       * configure: Regenerate.
+       * config.in: Regenerate.
+
+2004-01-08  Stuart Hastings  <stuart@apple.com>
+
+       * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
+
+2004-01-08  Jan Hubicka  <jh@suse.cz>
+
+       * cgraphunit.c (cgraph_decide_inlining):  Fix typo.
+
+2004-01-08  Geoffrey Keating  <geoffk@apple.com>
+
+       * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
+       (UNSPEC_FIX_TRUNC_TF): New constant.
+       (movtf_internal): Make splitter active only when insn is active.
+       (extenddftf2): Rewrite to properly load zero into low part.
+       (extenddftf2_internal): New.
+       (extendsftf2): Rewrite.
+       (truncdftf2): Correct length.
+       (floatditf2): Delete.
+       (fix_trunc_helper): New.
+       (fix_trunctfdi2): Use fix_trunc_helper.
+       (fix_trunctfsi2): Likewise.fix_trunc
+       (fix_trunctfsi2_internal): New.
+
+       * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
+       addresses are legitimate on Darwin even when flag_pic.
+       (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
+       non-offsettable addresses for loads of TFmode constants.
+
+2004-01-08  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
+       variables in the appropriate bss section.
+
+2004-01-09  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
+       target_flags has MASK_POWERPC64 when -m64.
+       * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
+       to 620, 630, power3, power4 and rs64a entries.
+       * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
+
+2004-01-08  Richard Sandiford  <rsandifo@redhat.com>
+
+       * simplify-rtx.c (simplify_immed_subreg): Fix construction of
+       floating-point constants.
+
+2004-01-08  J. Brobecker  <brobecker@gnat.com>
+
+       * dwarf2out.c (subrange_type_die): Add context_die parameter.
+       Create the subrange_type DIE using the given context DIE.
+       (modified_type_die): Update call to subrange_type_die.
+
+2004-01-08  Zack Weinberg  <zack@codesourcery.com>
+
+       * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
+       Add multiple-include guard.
+
+2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
+
+       * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
+       all vector constant loadable by vsplt*.
+       (output_vec_const_move): Likewise.
+
+2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/6024
+       * c-typeck.c (comptypes): Only treat enumerated types in the same
+       translation unit as compatible with each other when they are the
+       same type.
+       * doc/extend.texi: Update.
+
+2004-01-07  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/12165
+       * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
+       array type from the array element type.
+
+2004-01-07  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
+       * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
+       * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
+       (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
+       * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
+
+2004-01-06  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
+       (DWARF2_DEBUGGING_INFO): Define.
+       (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
+       * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
+       * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
+       for irix as.
+       (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
+       * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
+       * config/mips/iris5gas.h: Ditto.
+       (DBX_DEBUGGING_INFO): Remove.
+       (DWARF2_DEBUGGING_INFO): Ditto.
+       (MIPS_DEBUGGING_INFO): Ditto.
+       (PREFERRED_DEBUGGING_TYPE): Ditto.
+       * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
+       (PREFERRED_DEBUGGING_TYPE): Ditto.
+       (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
+       * config/mips/elf64.h: Ditto.
+
+2004-01-06  Jan Hubicka  <jh@suse.cz>
+
+       * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
+       (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
+
+2004-01-06  Geoffrey Keating  <geoffk@apple.com>
+
+       * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
+       (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
+       * config/rs6000/darwin-ldouble.c: New.
+
+       * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
+       for constants.
+       (constant_subword): Delete.
+       * rtl.h (constant_subword): Delete prototype.
+       (immed_double_const): Is not in varasm.c.
+       * simplify-rtx.c (simplify_immed_subreg): New.
+       (simplify_subreg): Use simplify_immed_subreg.
+
+       * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
+       than trying to generate RTL directly.
+       (fix_trunctfsi2): Use expand_fix rather than trying to generate
+       RTL directly.
+
+       * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
+
+2004-01-06  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
+       function into a separate macro.
+       (read_only_data_section): Add void argument.
+       (private_data_section): Same.
+       (read_only_private_data_section): Same.
+       (toc_section): Same.
+
+2004-01-06  Jan Hubicka  <jh@suse.cz>
+
+       * invoke.texi:  Remove typo in last change.
+
+       PR target/10301
+       * config.gcc: Accept opteron and athlon-64 as variants
+       of k8.
+       * i386.c (override_options): Likewise.
+       * invoke.texi (i386 -mtune): Expand documentation.
+
+2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * alias.c: Fix comment typos.
+       * builtins.c: Likewise.
+       * cfg.c: Likewise.
+       * df.c: Likewise.
+       * dominance.c: Likewise.
+       * dwarf2out.c: Likewise.
+       * emit-rtl.c: Likewise.
+       * expr.c: Likewise.
+       * final.c: Likewise.
+       * fold-const.c: Likewise.
+       * gcse.c: Likewise.
+       * genattrtab.c: Likewise.
+       * genrecog.c: Likewise.
+       * gensupport.c: Likewise.
+       * ggc-zone.c: Likewise.
+       * integrate.c: Likewise.
+       * local-alloc.c: Likewise.
+       * loop.c: Likewise.
+       * recog.c: Likewise.
+       * regmove.c: Likewise.
+       * reg-stack.c: Likewise.
+       * reorg.c: Likewise.
+       * rtlanal.c: Likewise.
+       * rtl.h: Likewise.
+       * sched-ebb.c: Likewise.
+       * simplify-rtx.c: Likewise.
+       * toplev.c: Likewise.
+       * varasm.c: Likewise.
+
+2004-01-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/install.texi: Fix typos.
+       * doc/invoke.texi: Likewise.
+       * doc/md.texi: Likewise.
+
+2004-01-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
+
+       * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
+
+2004-01-06  Jan Hubicka  <jh@suse.cz>
+
+       * i386.c (init_cumulative_args):  Add handling of MMX_REGPARM.
+       (function_arg_advance):  Do not pass aggregates in SSE; deal handling
+       of MMX_REGPARM.
+       (function_arg): Add new warnings about ABI changes;  fix SSE_REGPARM;
+       add MMX_REGPARM.
+       * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
+       (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
+       (MMX_REGPARM_MAX): Similarly for -mmmx.
+
+2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/sh/linux.h: Fix comment formatting.
+       * config/sh/netbsd-elf.h: Likewise.
+       * config/sh/sh.c: Likewise.
+       * config/sh/sh.h: Likewise.
+       * config/sh/vxworks.h: Likewise.
+
+2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
+       * toplev.c (output_file_directive): Don't use
+       ASM_OUTPUT_MAIN_SOURCE_FILENAME.
+
+2004-01-05  Steven Bosscher <s.bosscher@student.tudelft.nl>
+
+       * toplev.c: Fix broken checkin of 2003-12-30.
+
+2004-01-05  Daniel Berlin  <dberlin@dberlin.org>
+
+       * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
+       (USING_MMAP): We don't support non-mmap.
+       (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
+       large objects.
+       (struct page_entry): Remove bytes_free.
+       (struct page_table_chain): Remove.
+       (struct globals): Remove page_table member.
+       (loookup_page_table_entry): Function deleted.
+       (set_page_table_entry): Ditto.
+       (ggc_allocated_p): No longer need page table lookups.
+       (ggc_marked_p): Ditto.
+       (alloc_small_page): Don't care about bytes_free anymore.
+       (alloc_large_page): Round up size.
+       (ggc_alloc_zone_1): Mark large objects as such, and calculate
+       their size the new way.
+       Remove page table lookups and setting.
+       (ggc_get_size): Calculate large object size the new way.
+       (sweep_pages): Redo to account for fact that we no longer have
+       bytes_free.
+       (ggc_collect): No longer need to reincrement bytes_free.
+       (ggc_pch_alloc_object): Handle new large objects properly.
+       (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
+
+2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/invoke.texi: Remove a page break.
+
+2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/avr/avr.c (avr_output_function_prologue): Remove an
+       extra pair of curly braces.
+
+2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mn10300/mn10300.c: Fix comment formatting.
+       * config/mn10300/mn10300.h: Likewise.
+
+2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * tree.h: Update documentation on nothrow_flag.
+       * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
+       types.
+
+2004-01-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/invoke.texi: Remove traces of dead ports.
+
+2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
+
+       * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
+       option.
+
+2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
+
+       PR target/12945
+       * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
+       counter labels.
+       * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
+       (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
+       string constants if TARGET_MIPS16.  Use SYMBOL_REF_DECL to check
+       the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
+       (mips_symbol_insns): Don't trust the local/global classification.
+       (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
+       (override_options): Make -mabicalls -fno-unit-at-a-time imply
+       -mno-explicit-relocs.
+       (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
+       between local and global symbols.
+
+2004-01-05  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
+       (mips_preferred_reload_class): Declare.
+       * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
+       (EXTRA_CONSTRAINT): Update accordingly.
+       (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
+       * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
+       (mips_preferred_reload_class): New function.  Prefer LEA_REGS if
+       mips_dangerous_for_la25_p.
+       (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
+       if mips_dangerous_for_la25_p.
+
+2004-01-05  Bernardo Innocenti  <bernie@develer.com>
+
+       * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
+       warning.
+
+2004-01-04  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Use AC_PROG_CPP_WERROR.
+       * configure: Regenerate.
+
+2004-01-04  Zack Weinberg  <zack@codesourcery.com>
+
+       * .cvsignore: Add autom4te.cache.
+
+2004-01-04  Richard Sandiford  <rsandifo@redhat.com>
+
+       * doc/invoke.texi: Revamp documentation of MIPS options.  Remove
+       -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
+       -m4650, -mfix7000 and -(m)no-crt0.  Put endianness options first,
+       then architecture options, then ABI options.  General rewording.
+
+2004-01-04  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       PR c/3414
+       * doc/extend.texi: Clarify definition of malloc attribute.
+
+2004-01-04  Jan Hubicka  <jh@suse.cz>
+
+       * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
+       * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
+       * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
+       (cgraph_inline_p): Add extra argument reason.
+       * cgraphunit.c: Minor formating fixes.
+       cgraph_first_inlined_callee): New functions.
+       (record_call_1): Record builtins too.
+       (cgraph_analyze_function): Update inline_failed messages.
+       (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
+       cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
+       (cgraph_check_inline_limits): Likewise; Add argument reason.
+       (cgraph_set_inline_failed): New static function.
+       (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
+       reasons.
+       (cgraph_inline_p): Add new argument reason.
+       * tree-inline.c (expand_call_inline):  Update warning.
+
+2004-01-03  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+       * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
+       with modern equivalents.
+       * configure: Regenerate.
+
+       * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
+       * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
+       * configure: Regenerate.
+
+       * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
+
+       * configure.in: Rename to configure.ac.
+       * configure.ac: Renamed from configure.in; make minimum necessary
+       changes for autoconf 2.5x.
+       * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
+       * configure: Regenerate with autoconf 2.57.
+
+2004-01-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mips/linux.h: Fix comment formatting.
+       * config/mips/mips.c: Likewise.
+       * config/mips/mips.h: Likewise.
+       * config/mips/mips.md: Likewise.
+       * config/mips/netbsd.h: Likewise.
+       * config/mips/windiss.h: Likewise.
+
+2004-01-02  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386.md (fp constant pool splitter): Reorg suppression
+       for sse and 387; add suppression for mmx.
+
+2004-01-02  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * loop.c (loop_optimize): Free all loops_info's mems.
+
+       * c-typeck.c (finish_init): Free spelling_base before
+       setting it again.
+
+       * cfgloop.c (flow_loops_find): Always free the sbitmap
+       headers.
+
+       * predict.c (estimate_probability): Free bbs after being
+       done with it.
+
+2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/mn10300/mn10300.h (PREDICATE_CODES): Add
+       const_8bit_operand and call_address_operand.
+
+2004-01-02  Jan Hubicka  <jh@suse.cz>
+
+       * cgraphunit.c (cgraph_optimize_function):  Call optimize_inline_calls
+       when there is nothing to inline but warnings are requested.
+       (cgraph_decide_inlining):  Fix memory leak.
+
+2004-01-02  Jan Hubicka  <jh@suse.cz>
+
+       * expr.c (store_constructor):  Fix pasto in previous patch.
+
+2004-01-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/i386/cygming.h: Fix comment formatting.
+       * config/i386/djgpp.h: Likewise.
+       * config/i386/gthr-win32.c: Likewise.
+       * config/i386/i386-interix.h: Likewise.
+       * config/i386/i386.c: Likewise.
+       * config/i386/i386.h: Likewise.
+       * config/i386/openbsd.h: Likewise.
+       * config/i386/winnt.c: Likewise.
+       * config/i386/xm-mingw32.h: Likewise.
+
+2004-01-02  Joseph S. Myers  <jsm@polyomino.org.uk>
+
+       * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
+       copyright and last modification dates.
+
+2004-01-02  Andreas Jaeger  <aj@suse.de>, Gerald Pfeifer  <gp@suse.de>
+
+       * doc/install.texi (Specific): Mention x86_64.
+
+2004-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
+
+       * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
+       Call force_operand on plus_constant result.
+
+2004-01-01  Jan Hubicka  <jh@suse.cz>
+
+       * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
+       * expr.c (store_constructor): Use vec_init pattern.
+       * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
+       * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
+       (vec_set_optab, vec_extract_optab, vec_init_optab): New.
+       * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
+       New patterns.
+       (sse2_unpc?pd): Fix pattern.
+       (sse2_movlpd): Kill.
+       (sse2_movsd): Deal with movlpd too.
+       * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
+       (ix86_expand_vector_init): New.
+       * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
+       * md.texi (vec_set, vec_extract): Document
+
+2003-12-31  Jan Hubicka  <jh@suse.cz>
+
+       PR opt/13473
+       * recog.c (validate_replace_rtx_1):  Take care for RTL sharing inside
+       ASM input operands
+
+       PR opt/12617
+       * toplev.c (dump_file_index): Reorder ce3 and bbro.
+       (dump_file): Likewise.
+       (rest_of_compilation): Likewise.
+
+       PR debug/13367
+       * cgraph.c (cgraph_function_possibly_inlined):  Even with
+       flag_really_no_inline we inline always_inline functions.
+       * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
+       for non-always_inline functions when there is flag_really_no_inline.
+       (cgraph_decide_inlining): Limit work done when not inlining.
+       (cgraph_decide_inlining_incrementally): Likewise.
+       (cgraph_optimize_function): Check whether something got inlined.
+       * c-objc-common.c (c_disregard_inline_limits): Do not always inline
+       extern inline functions when not inlining.
+
+       * opts.c (decode_options):  Disable crossjumping at -O1
+       * invoke.texi (-O1): Document change.
+
+See ChangeLog.10 for earlier changes.