From 8436e65ac6e638dd045098516f37d4f2c685a3e1 Mon Sep 17 00:00:00 2001 From: Steven Bosscher Date: Thu, 1 Jul 2004 12:47:14 +0000 Subject: [PATCH] Rotate ChangeLog From-SVN: r83979 --- gcc/ChangeLog | 21017 +-------------------------------------------- gcc/ChangeLog.11 | 21016 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 21017 insertions(+), 21016 deletions(-) create mode 100644 gcc/ChangeLog.11 diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c52796b1368..b0002a174f0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -87,21019 +87,4 @@ * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove. * optabs.c (init_optabs): Don't set gcov_init_libfunc. -2004-06-30 Roger Sayle - - * 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 - Andreas Tobler - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * prefix.c (lookup_key): Cast buffer to LPBYTE. - -2004-06-30 Per Bothner - - 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 . - (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 - Eric Christopher - - * config/mips/3000.md: Improve description. - -2004-06-30 Paul Brook - - * 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 - - * 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 - - * 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 - - * config/rs6000/rs6000.c (rs6000_rtx_costs) : Handle - subtractions identically to additions, always COSTS_N_INSNS (1). - -2004-06-30 J"orn Rennecke - - * expmed.c (expand_smod_pow2): Fix sign of mask. - -2004-06-29 Diego Novillo - - * 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 - - 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) : Clarify the validity - domain of 'current_function_uses_only_leaf_regs'. - (Stack and Calling) : Document new target hook - TARGET_LATE_RTL_PROLOGUE_EPILOGUE. - -2004-06-30 Jakub Jelinek - - * 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 - - * config/c4x/c4x.md: Fix comment. - -2004-06-30 Akos Kiss - - * arm.md (cond_return_inverted): Add "length" attribute. - -2004-06-29 Per Bothner - - * 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 - - * config/ia64/hpux.h: Target does too support thread-local storage. - -2004-06-29 Zack Weinberg - - * combine.c (distribute_notes): Don't look at global_regs for - pseudos. - -2004-06-29 Richard Henderson - - * 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 - - * web.c (union_defs): use all defs of an instruction to create a - union with a read/write use - -2004-06-29 Richard Henderson - - PR middle-end/16216 - * builtins.c (gimplify_va_arg_expr): Check for valist being - an error_mark_node. - -2004-06-29 Jakub Jelinek - - 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 - - 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 - - * 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 - - * tree-sra.c: Include expr.h for definition of MOVE_RATIO. - * Makefile.in (tree-sra.c): Update dependencies. - -2004-06-29 Richard Henderson - - * tree-sra.c: Rewrite from scratch. Handle nested aggregates. - -2004-06-29 Nathan Sidwell - - * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when - size_t is bigger than int. - -2004-06-29 Paul Brook - - * 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 - - * cfglayout.c (fixup_reorder_chain): Don't do anything for - e_fall->dest == EXIT_BLOCK_PTR. - -2004-06-28 Richard Henderson - - * 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 - - * function.c (assign_parms): Don't abort with zero size stack - parm failing the PARM_BOUNDARY check. - -2004-06-28 Diego Novillo - - * 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 - - * 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 - - * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'. - * fold-const.c (operand_equal_p ): 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 - - * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs. - -2004-06-28 Joseph S. Myers - - * builtins.def (execl, execlp, execle, execv, execvp, execve, - fork): Change to DEF_EXT_LIB_BUILTIN. - -2004-06-28 Roger Sayle - - * 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 - - * Makefile.in (vec.o): Fix dependencies. - -2004-06-28 Andreas Tobler - - * Makefile.in: Fix parallel make dependency problem on vec.o. - -2004-06-28 Dhananjay Deshpande - - PR target/14041 - * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define. - -2004-06-28 Nathan Sidwell - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * doc/cfg.texi (Basic Blocks): Define dominators. - -2004-06-27 Andrew Pinski - - 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 - - * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): - Accept TOC addresses. - -2004-06-27 Ulrich Weigand - - * 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 - - * fold-const.c (fold) : Optimize ~X|X and X|~X as -1. - : Optimize ~X|X and X|~X as -1. - : Optimize ~X&X and X&~X as 0. - : Optimize !X&&X and X&&!X as false. - : Optimize !X||X and !X||X as true. - : 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 - - * 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 - - PR 13334 - * doc/install.texi: Document non-standard CFLAGS and bootstrap - failures and warnings. - -2004-06-26 Andrew Haley - - * 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 - - * genattrtab.c (write_test_expr): Put a unsigned cast before - the first operand for GEU, GTU, LEU and LTU. - -2004-06-26 Kazu Hirata - - * 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 - - * config/mips/mips.md: Add back scheduling exclusion info. - -2004-06-25 Roger Sayle - - * 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 - - PR wrong-code/15089 - * loop.c (scan_loop): Do not move user-specified register - assignments. - -2004-06-25 DJ Delorie - - * 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 - - * 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 - - 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 - - * 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 - - 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 - - * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS - after gimplifying the innermost component. - -2004-06-25 Richard Sandiford - - 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 - - * 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 - - * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type - -2004-06-25 Paul Brook - - * 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 - - * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull. - * config/i386/darwin.h (CC1_SPEC): Same. - -2004-06-25 Mark G. Adams - - * dbxout.h: Add include guards - -2004-06-25 Paul Brook - - * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__. - -2004-06-25 Richard Earnshaw - - * 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 - - * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement - in terms of const_float_1_operand. - -2004-06-25 Richard Sandiford - - 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 - - * config/m68k/m68k.h: Restore valid comment removed by mistake with - the recent m68k comments cleanup. - -2004-06-24 Richard Kenner - - * 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 - - * config/rs6000/rs6000.md: Apply change mistakenly - deleted with 2004-06-22 patch. - -2004-06-24 Richard Henderson - - * 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 ): 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 - - * 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 - - * objc-act.c (build_objc_method_call): Save the lookup_object - so we do not call it twice. - -2004-06-24 Richard Henderson - - * tree-ssa-dom.c (real_avail_expr_hash): New. - (tree_ssa_dominator_optimize): Use it in the htab. - -2004-06-24 Frank Ch. Eigler - - * tree-mudflap.c (mx_register_decls): Add third (type) argument - to synthesized __mf_unregister call. - -2004-06-24 Roger Sayle - - 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 - - * combine.c (distribute_notes): Don't delete sets to - global register variables. - -2004-06-24 Jakub Jelinek - - * config/i386/i386.md (ffsdi2, clzdi2): New expanders. - (ffs_rex64): New splitter. - (ffsdi_1, ctzdi2, bsr_rex64): New instructions. - -2004-06-24 Andrew Pinski - - * 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 - - * loop-iv.c (iv_analyze, simple_set_p): Support for identifying - shifts of induction variable. - (iv_shift): New function. - -2004-06-24 Richard Henderson - - * gimplify.c (gimplify_body): Watch for body vanishing. - -2004-06-24 Jeff Law - - * tree-ssa-dom.c (record_dominating_conditions): New function. - (dom_opt_finalize_block, get_eq_expr_value): Use it. - -2004-06-24 Richard Sandiford - - * calls.c (shift_returned_value): Fix handling of non-integer - TYPE_MODEs. - -2004-06-24 Ulrich Weigand - - * 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 - - * doc/cfg.texi (Edges): Fix typo. - -2004-06-24 Paul Brook - - * config/arm/arm.c (arm_output_epilogue): Remove excess checks. - -2004-06-23 Andrew Pinski - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * c-typeck.c (composite_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 - - * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove. - -2004-06-23 Roger Sayle - - * convert.c (strip_float_extension): Skip both NOP_EXPR and - CONVERT_EXPR floating point extensions. - -2004-06-23 Diego Novillo - - * 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 - - * c-typeck.c (composite_type): - : Build a qualified type of - the new type. - : Likewise. - : Likewise. - -2004-06-23 Pat Haugen - - 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 - - * PR target/15948 - * arm.md (bicsi3_cbranch): Add alternative to handle tying operands - one and two. - -2004-06-23 Richard Earnshaw - - 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 - - * gengtype-yacc.y (option): Avoid use of non-constant struct - initializer. - -2004-06-23 Nathan Sidwell - - * doc/extend.texi (Function Attributes): Alphabetize. - -2004-06-23 Richard Henderson - - * 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 - - * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns. - -2004-06-22 Pat Haugen - - * 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 - - * 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 - - * 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 - - PR middle-end/16026 - * function.c (assign_parms): Don't abort for overaligned PARALLEL. - -2004-06-22 Joseph S. Myers - - * Makefile.in (distclean): Don't try to remove empty directories. - -2004-06-22 Richard Sandiford - - PR target/15869 - * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow. - -2004-06-22 Alexandre Oliva - - * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu - operands. - -2004-06-22 Dale Johannesen - - * 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 - - * 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 - - * tree-cfg.c (pass_warn_function_return): It needs - CFG, not SSA. - -2004-06-22 Nathan Sidwell - - * doc/invoke.texi (Machine Dependent Options): Alphabetize. - (Submodel Options): Likewise. - -2004-06-21 Andrew Pinski - - Radar #: 3701874 - * c-decl.c (push_file_scope): Return early if we already - have a file scope. - -2004-06-21 Geoffrey Keating - - * 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 - - * tree-ssa.c (ssa_redirect_edge): Correct leading comment. - -2004-06-21 Richard Kenner - - * 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 - - 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 - - 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 - - * 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 - - * 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 - - 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 - - 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 - - * 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 - - * config/sh/t-linux (MULTILIB_OPTIONS): Remove. - -2004-06-21 J"orn Rennecke - - * 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 - - * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need - not imply FPA. - -2004-06-21 Roger Sayle - - * 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 - - * rtlanal.c (may_trap_p): Mark LTGT as trapping. - -2004-06-21 Joseph S. Myers - - * tree-alias-common.h (struct tree_alias_ops): Change ip and - ip_partial to unsigned int. - -2004-06-21 Richard Henderson - - * 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 - - * 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 - - * 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 - - * 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 - - * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed. - -2004-06-20 Richard Henderson - - * 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 - - 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 - - * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3. - (ix86_rtx_costs) : Consider ix86_cost->lea even when - TARGET_DECOMPOSE_LEA. - -2004-06-20 Richard Henderson - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - PR target/15550 - * ifcvt.c (noce_try_move): Recognize all generated instructions. - -2004-06-19 Jan Hubicka - - * 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 - - * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support - in binutils. - -2004-06-19 Andrew Pinski - - 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 - Steven Bosscher - - 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 - - * 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 - - * 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 - - 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 - - * 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 - - * fold-const.c (fold) : 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) : 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 - - * 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 - - * c-gimplify.c (gimplify_condition): Remove. - (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't - call it. - -2004-06-18 Richard Henderson - - * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and - switch estimates. - -2004-06-18 Andrew Pinski - - * 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 - - * 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 - Ulrich Weigand - - * 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 - Diego Novillo - - * 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 - - * config/sh/t-linux64: New file. - * config.gcc: Add it to tmake_file for sh64*-*-linux*. - -2004-06-18 Paolo Bonzini - - * 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 - - * 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 - - * 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 - - * 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 - - * c-typeck.c (tagged_types_tu_compatible_p ): - Use TYPE_FIELDS instead of TYPE_VALUES. - -2004-06-17 Jason Merrill - - 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 - - * fold-const.c (fold_relational_const): Use constant_boolean_node. - -2004-06-17 Jan Hubicka - - 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 - - * except.c (can_throw_internal): Recognize RESX expresisons. - -2004-06-17 Jan Hubicka - - * 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 - - * 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 - - 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 - - * c-parse.in: Unify Objective-C token names. - -2004-06-17 Zack Weinberg - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * cfgcleanup.c (try_simplify_condjump): Update test to make - sure we have a conditional branch around am unconditional branch. - -2004-06-16 Daniel Berlin - - * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file. - -2004-06-16 Dale Johannesen - - * loop.c (loop_givs_reduce): Avoid miscompilation of - loops entered at bottom. - -2004-06-16 J"orn Rennecke - - * cfglayout.c (fixup_reorder_chain): Handle case where the - destination of E_FALL is EXIT_BLOCK_PTR. - -2004-06-16 Vladimir Makarov - - PR target/15653 - * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops - after shifts before asm. - -2004-06-16 Zdenek Dvorak - - 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 - - * doc/install.texi (Configuration): Update description for - --enable-version-specific-runtime-libs. - -2004-06-16 Paolo Bonzini - - * doc/install.texi: boehm-gc now uses automake 1.8.5. - -2004-06-16 Paolo Bonzini - - * toplev.h (rest_of_compilation): Adjust prototype. - -2004-06-16 Paolo Bonzini - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * convert.h: Add include guards - -2004-06-15 Daniel Berlin - - * tree-flow-inline.h: Document all functions. - -2004-06-15 Daniel Berlin - - * 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 - - * 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 - - * 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 - - * combine.c (distribute_notes): Comment typo fix. - -2004-06-15 Roger Sayle - - * 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 - - * doc/install.texi: Yet another update for autoconf - and automake versions. - -2004-06-15 Paolo Bonzini - - * 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 - - * cfglayout.c (fixup_reorder_chain): Handle case where the - destination of E_TAKEN is EXIT_BLOCK_PTR. - -2004-06-15 Diego Novillo - - * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo. - -2004-06-15 Paolo Bonzini - - * fold-const.c (operand_equal_p): Update comment. - -2004-06-15 Kazuhiro Inaoka - - * 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 - - * doc/install.texi (Prerequisites): Update libbanshee, - fastjar, libcpp, libjava/libltdl entries to - automake 1.8.5. - -2004-06-15 Eric Botcazou - Olivier Hainque - - * function.c (fixup_var_refs): Also adjust the start of sequence - after fixing up the insns. - -2004-06-15 Giovanni Bajo - - * gccbug.in: Update optimization -> tree-optimization/rtl-optimization. - -2004-06-14 Benjamin Kosnik - - * doc/install.texi (Prerequisites): Update libstdc++ entry to - automake 1.8.5. - -2004-06-14 Eric Christopher - - * 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 - - * real.c: Fix bit count in head comment. - -2004-06-14 Jeff Law - - * 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 - - 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 - - * opts.sh (var_args): Fix regexp. - -2004-06-14 Jakub Jelinek - - PR target/15178 - * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define. - -2004-06-14 Paul Brook - - * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries. - -2004-06-14 Zdenek Dvorak - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * tree.h: Move std_gimplify_va_arg_expr protoype here. - * tree-gimple.h: From here. - -2004-06-13 Daniel Berlin - - 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 - - * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things - are available everywhere too. - -2004-06-13 Andrew Pinski - - * fold-const.c (fold_checksum_tree ): 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 - - * tree-sra.c (tree_sra): Update documentation. - -2004-06-13 Joseph S. Myers - - * 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 - - * 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 - - * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with - version 3.3.4. - -2004-06-12 Roger Sayle - - * 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 - - * 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 - - * 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 , - Andreas Jaeger - - * 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 - - * 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 - - * c-typeck.c (default_function_array_conversion): Use - build_pointer_type not TYPE_POINTER_TO. - -2004-06-11 Zack Weinberg - - * 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 - - * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4. - * libgcc-darwin.ver: Likewise. - -2004-06-12 Peter Jakubek - - * reload.c (find_reloads): Force reload for pseudo registers on big - endian machines. - -2004-06-11 Steven Bosscher - - * 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 - - 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 - - * 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 - - * 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 - - * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads - and makes_aliased_stores. - -2004-06-11 Andrew Pinski - - * doc/install.text (--enable-shared): Fix typo. - -2004-06-11 Richard Henderson - - * 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 - - * doc/install.texi (--enable-shared): Update libobjc's shared library - status. Remove reference to libf2c. - -2004-06-11 Jason Merrill - - * 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 - - PR 15886: - * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx. - -2004-06-11 Joseph S. Myers - - * doc/install.texi (Prerequisites): Update documentation of - required versions of autoconf and automake. Remove mention of - libf2c. - -2004-06-11 Jason Merrill - - * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn. - (TARGET_GIMPLIFY_VA_ARG_EXPR): Define. - -2004-06-11 Jerry Quinn - - * typeclass.h: Add GPL plus exception license. Add include - guard. - -2004-06-10 Jason Merrill - - * gimplify.c (gimplify_modify_expr): Don't force a temporary - of an aggregate_value_p type. - -2004-06-10 Jeff Law - - * fold-const.c (fold_inf_compare): Avoid creating non-gimple - code when we are in gimple form. - -2004-06-10 Diego Novillo - - * 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 - - * doc/sourcebuild.texi (Front End): Add details of more - installation documentation required. - -2004-06-10 Brian Booth - - * 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 - - PR target/15653 - * haifa-sched.c (schedule_block): Finish cycle after issuing asm - insn. - -2004-06-10 Volker Reichelt - - PR web/15263 - * doc/install.texi: Remove superfluous linebreak. - -2004-06-10 Roger Sayle - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores - match. - -2004-06-09 Roger Sayle - - * fold-const.c (fold_not_const): New function. - (fold) : Don't bother testing wins. - (fold) : Call fold_not_const. - (nondestructive_fold_unary_to_constant) : Likewise. - -2004-06-09 Richard Henderson - - 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 - - PR opt/15108 - * tree-tailcall.c (find_tail_calls): Don't check early for - tail_recursion failure. - -2004-06-09 Diego Novillo - - 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 - - * config/i386/winnt.c (i386_pe_output_labelref): Correct - misplaced ')'. - -2004-06-09 Steven Bosscher - - * 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 - - * config/alpha/alpha.c (alpha_gimplify_va_arg_1, - alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New. - -2004-06-09 Richard Henderson - - * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE. - -2004-06-09 Geoffrey Keating - - * 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 - - Revert: - PR c++/15815 - 2004-06-07 Mark Mitchell - * doc/extend.texi: Deprecate #pragma interface and #pragma - implementation. - -2004-06-09 David S. Miller - - * config/sparc/sparc.h (MOVE_RATIO): New definition. - -2004-06-09 Richard Henderson - - * 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 - - * h8300.md (ldm_h8300s_4): Fix condition for expander. - -2004-06-08 Jason Merrill - - 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 - - * 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 - - 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 - - PR ada/6637 - * doc/install.texi: List ada, libada as options to --enable-shared - -2004-06-09 Paolo Bonzini - - * 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 - - * configure.ac: New --enable-mapped-location sets USE_MAPPED_LOCATION. - -2004-06-08 Richard Kenner - - * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts. - Correct formatting. - -2004-06-08 James E Wilson - - PR target/15790 - * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define. - -2004-06-08 Andrew Pinski - - * fold-const.c (fold_convert): Treat OFFSET_TYPE like - POINTER_TYPE and INTEGER_TYPE. - -2004-06-08 Bernardo Innocenti - - * modulo-sched.c: Compile only when INSN_SCHEDULING is - defined. - -2004-06-08 Jeff Law - - * doc/contrib.texi: Add entries for Stefan Olsson and - Ola Ronnerup. - -2004-06-08 DJ Delorie - - * 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 - - * config/rs6000/rs6000.c (print_operand, ): - Make sure that we are in INDIRECT mode when getting the - stub name. - -2004-06-08 Anil Paranjpe - - * h8300.md (extendqisi2_h8300): Add constraints. - (ldm_h8300s_4_normal): Fix typo. - -2004-06-08 Richard Henderson - - * 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 - - PR target/15598 - * config/ia64/ia64.c (bundling): Add missed TYPE_A. - -2004-06-08 Zdenek Dvorak - - PR rtl-optimization/15717 - * config/i386/i386.c (legitimate_constant_p): Do not allow - x - symbol_ref. - -2004-06-08 Alexandre Oliva - - * gimplify.c (copy_if_shared_r): Revert: - 2004-05-21 Richard Henderson - * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here. - -2004-06-07 Roger Sayle - - * 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 - - 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 - - * 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 - - * tree.c (iterative_hash_expr): Use real_hash. - -2004-06-07 Joseph S. Myers - - PR c/14765 - * c-parse.in (compstmt_primary_start): Set last_expr_type to - NULL_TREE. - -2004-06-07 Mark Mitchell - - PR c++/15815 - * doc/extend.texi: Deprecate #pragma interface and #pragma - implementation. - -2004-06-07 Alexandre Oliva - - 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 - - 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 - - * 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 - - 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 - - PR c++/15337 - * c-common.c (c_sizeof_or_alignof_type): Use more detailed error - message. - -2004-06-06 Paolo Bonzini - - * config.in: Regenerate. - -2004-06-06 Steven Bosscher - - * tree-cfg.c (tree_verify_flow_info): Make sure that labels in - SWITCH_LABELS are always sorted. - -2004-06-06 Steven Bosscher - - * 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 - - * tree.h (lvalue_or_else): Delete function prototype. - * c-typeck.c (lvalue_or_else): Make static. Add static prototype. - -2004-06-06 Stephane Carrez - - 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 - - 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 - - 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 - - * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in - always_inline pass. - -2004-06-05 David S. Miller - - * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set. - * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise. - -2004-06-05 Bernardo Innocenti - - * regclass.c (init_reg_sets): Check for missing registers in target - initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS. - -2004-06-05 Zack Weinberg - - * 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 - - * config/v850/v850.c (v850_use_dfa_pipeline_interface): New. - * config/v850/v850.md: Convert to DFA scheduler description. - -2004-06-05 Tobias Schlueter - - 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 - - * combine.c(simplify_shift_const): Check shift amount is a - CONST_INT. - -2004-06-05 Danny Smith - - * 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 - - * 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 - - * gcc.c (MFLIB_SPEC): Remove library references, to require users - to enumerate -lmudflap* and dependencies when linking. - -2004-06-04 Paolo Bonzini - - PR target/15822 - * dojump.c (do_jump): Fix uninitialized variable tcode1. - -2004-06-04 Jerry Quinn - - * 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 - - 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 - - * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value. - -2004-06-04 Steven Bosscher - - * 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 - - * config/mips/mips.c (struct irix_section_align_entry): Fix - GTY marker. - -2004-06-03 Geoffrey Keating - - * 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 - - 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 - - * rtl.def (VAR_LOCATION): Make RTX_EXTRA. - -2004-06-03 Andrew Pinski - - * 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 - - * 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 - - * 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 - Kenneth Zadeck - - * 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 - - * 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 - - * tree-cfg.c (tree_find_edge_insert_loc): Allow inserting before - return_stmt. - -2004-06-02 Jason Merrill - - * Makefile.in (TAGS): Don't mess with c-parse.[ch]. - Do include c-parse.in. - -2004-06-02 Eric Christopher - - * c-typeck.c (common_type): Don't lose type qualifiers - when creating new variants. - -2004-06-02 Andrew Pinski - - 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 - - PR tree-optimization/15738. - * builtins.c (fold_builtin_strchr): Transform - strrchr (s, '\0') to strchr (s, '\0'). - -2004-06-02 Steven Bosscher - - * 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 - - * 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 - - * 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 - Andrew Pinski - - * 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 Jakubek - - * 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 - - 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 - - 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 - - * stmt.c (expand_decl): Be more selective about calling - mark_reg_pointer. - -2004-06-01 Nicola Pero - - 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 - - * doc/invoke.texi (-static-libgcc): Explicitly mention - non-GNU linkers. - -2004-06-01 Bernardo Innocenti - - PR target/12968 - * doc/invoke.texi: Document stack alignment side-effect of -mshort. - -2004-05-31 Joseph S. Myers - - 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 - - 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 - - * 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 - - PR tree-optimization/15743. - * builtins.c (fold_builtin_1): Fold index() and rindex(). - -2004-05-31 Roger Sayle - - 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 - - * pa.md: Disable the peephole2 patterns that generate indexed - floating-point stores when indexing is disabled. - -2004-05-31 Gabriel Dos Reis - - * 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 - - * config/sol2.h (__enable_execute_stack): ANSIfy function - definition. - -2004-05-31 Danny Smith - - * c-incpath.c (add_path): Canonicalize paths to use '/' if - HAVE_DOS_BASED_FILESYSTEM. - -2004-05-31 Steven Bosscher - - * 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 - - * builtins.c: Add a prototype for fold_builtin_strchr(). - -2004-05-31 Paolo Bonzini - - Revert this patch: - 2004-05-27 Paolo Bonzini - - * 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 - - * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands - when generating PIC code. - -2004-05-30 Andrew Pinski - - * 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is - of BOOLEAN_TYPE. - -2004-05-30 Kazu Hirata - - * 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 - - * 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 - - * gimplify.c (gimplify_expr): Don't build a statement list - if no gimplification was necessary. - -2004-05-29 Joseph S. Myers - - * 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 - - * c-typeck.c (common_type): Correct comment. - -2004-05-29 Peter Barada - - * 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 - - * 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 - - * 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 - - * stor-layout.c (place_field): Revert erroneous commit. - -2004-05-28 Ziemowit Laski - - * 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 - - * c-common.c (fname_as_string): Fix xcalloc to xmalloc. - -2004-05-28 Aldy Hernandez - - * 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 - - * stringpool.c: Add comments to PCH saving/restoring routines. - -2004-05-28 Andrew Pinski - - * 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 - Roger Sayle - - 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 - - * config/arm/arm.c (arm_output_epilogue): Remove redundant code. - -2004-05-28 Paul Brook - - * 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 - - * config/mips/mips.md (extendsidi2): Tie the source and destination - of the register alternative. Split it into nothing. - -2004-05-28 Richard Sandiford - - * 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 - - PR target/13250 - * config/sh/sh.md (rotlsi3): Use emit_move_insn. - -2004-05-27 Kaz Kojima - - * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific - libgcc-std.ver. - * config/sh/libgcc-std.ver: New file. - -2004-05-27 Bryce McKinlay - - * except.c: Revert change of 2004-05-26. - * config/i386/i386.md: Revert change of 2004-05-27. - -2004-05-27 Bryce McKinlay - - * configure.ac: Remove --enable-tree-browser option. - Define TREEBROWSER when ac_tree_checking is defined. - * configure: Rebuilt. - -2004-05-27 Olivier Hainque - - * expr.c (store_constructor): Restore sanity check on - the size of the type before clearing. - -2004-05-27 Jan Hubicka - - * cfgbuild.c (control_flow_insn_p): Notice noreturn call - -2004-05-27 Paolo Bonzini - - * 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 - - PR target/14478 - * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero. - -2004-05-27 Josef Zlomek - - PR middle-end/14084 - * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according - to size of decl. - -2004-05-26 Aldy Hernandez - - PR/14924 - * config/rs6000/rs6000.c (spe_expand_stv_builtin): New. - -2004-05-26 Roger Sayle - - * tree.h: Fix comment typo. - -2004-05-27 Steven Bosscher - - * 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 - - * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables. - -2004-05-27 Jan Hubicka - - * 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 - - * cfgcleanup.c (try_forward_edges): Do not check loop structure when - not loop optimizing. - -2004-05-26 Jan Hubicka - - * except.c (can_throw_internal): Notice RESX instructions. - -2004-05-26 Eric Botcazou - - * varasm.c (output_constant) : Pass the minimum - of the two sizes to assemble_integer. - -2004-05-25 Paul Brook - - * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove - pointless #ifdef. - -2004-04-25 Paolo Bonzini - - * Makefile.in (top_builddir): Define to . - -2004-05-25 Alexandre Oliva - - * 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 - - * 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 - - * 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 - - PR target/15546 - * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL - as needed to be outputted. - -2004-05-25 Jan Hubicka - - * builtins.def (__builtin_expect): Mark the function as const¬hrow. - -2004-05-25 Ayal Zaks - Mostafa Hagog - - * 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 - - * 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 - - * 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 - - * doc/install.texi: Document that dejagnu 1.4.4 is required. - -2004-05-24 Joseph S. Myers - - * 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 - - * Makefile.in (CPPLIBS): Renamed to CPPLIB. - (BACKEND): Reflect this. - (LIBDEPS): Move CPPLIB before LIBIBERTY. - (LIBS): Likewise. - -2004-05-24 Ulrich Weigand - - 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 - - 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 - - * 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 - - * 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 - - * 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 - - * config/rs6000/t-rs6000: Remove the disabling -Werror. - -2004-05-22 Roger Sayle - - * 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 - - * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX - section when generating EABI code. - -2004-05-22 Andrew Pinski - - PR 15546 - * config/i386/i386.c (output_pic_addr_const ): - Call mark_decl_referenced on the SYMBOL_REF_DECL. - -2004-05-22 Andrew Pinski - - * 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 - - * 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 - - * doc/contrib.texi: Add g77 contributors. - -2004-05-22 Richard Sandiford - - * 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 - - * fix-header.c (read_scan_file): Update for add_path change. - -2004-05-22 Ben Elliston - - * 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 - - * fold-const.c (fold_read_from_constant_string): Convert result to - requested type. - -2004-05-21 Richard Henderson - - * 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 - - * Makefile.in (tree-dump.o): Depend on tree-iterator.h. - * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs. - -2004-05-21 Roger Sayle - - * 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 - - * tree-flow-inline.h (num_immediate_uses): Don't abort if DF - is NULL. - -2004-05-21 Jakub Jelinek - - * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH, - override sparc.h definition. - -2004-05-20 Roger Sayle - - * 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 - - * 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 - - * 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 - - 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 - - * common.opt (ftree-loop-optimize): Remove. - -2004-05-20 Daniel Jacobowitz - - * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET) - (NM_FOR_TARGET): Use := and $(shell). - (mainversion): Remove unused variable. - -2004-05-20 John David Anglin - - * 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 - - 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 - - * rs6000.c (print_operand) : Call - mark_decl_referenced before assemble_name. - -2004-05-20 Zack Weinberg - - * 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 - - * 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 - - * tree-mudflap.c: Formatting fixes. - -2004-05-20 J"orn Rennecke - - * 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 - - * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp' - with 'TRAMP' in the body of the macro definition. - -2004-05-19 H.J. Lu - - 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 - - PR other/15526 - * libgcc2.c (__mulvsi3): Fix overflow test. - -2004-05-19 Andrew Pinski - - 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 - - * 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 - - 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 - - * 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 - - * fold-const.c: Remove non-printable character 160. - -2004-05-19 Nick Clifton - - * 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 - - * 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 - Devang Patel - - * 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 - - * 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) : Call - mark_decl_referenced before assemble_name. - * c-decl.c (finish_decl): Use mark_decl_referenced. - -2004-05-18 Andrew Pinski - Jeff Law - - * 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 - - * 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 - - * 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 - - * config/rs6000/rs6000.md (ctrsi_internal3): Delete. - (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete. - -2004-05-17 Jeff Law - - * 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 - - * 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 - - 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 - - * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting - from source code with errors. - -2004-05-17 Ranjit Mathew - - Enable tree browser for all front ends. - * Makefile.in (cc1): Moved @TREEBROWSER@ from here... - (BACKEND): ...to here. - -2004-05-17 Jan Hubicka - - * i386.c (construct_container): Do not produce BLKmode registers. - (classify_argument): Properly compute alignment of complex types. - -2004-05-17 H.J. Lu - - 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 - - * 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 - - * optabs.c (expand_unop): Try implementing negation using subtraction - from zero. - -2004-05-16 John David Anglin - - * pa.md: Fix typo from last change. Remove DFmode move to and from - SAR register. - -2004-05-16 Richard Earnshaw - - 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 - - * c-gimplify.c (c_genericize): - Replace calls via (*lang_hooks.foo) with lang_hooks.foo. - * c-parse.in : Likewise. - : Likewise. - : 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 - - * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so - that simplify_builtin doesn't destructively modify its argument. - -2004-05-15 Richard Earnshaw - - * 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 - - * prefix.c (update_path): Replace PREFIX with KEY only - when it matches a full directory name in PATH. - -2004-05-15 Richard Earnshaw - - * 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 - - * config/rs6000/rs6000.c (rs6000_va_arg ): 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 - - * doc/extend.texi: Update WG14 URL. - -2004-05-15 Steven Bosscher - - * 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 - - 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 - - * arm.md (all peephole2 patterns): Use predicates that validate - register classes as appropriate. - -2004-05-14 Steven Bosscher - - 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * doc/sourcebuild.texi: Mention libbanshee and libmudflap. - -2004-05-13 Andrew Pinski - - * 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 - - * 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 - - * 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 - - * gcc.c (default_compilers): Fill out initializers for new Fortran - entries. - -2004-05-13 Paul Brook - - * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define. - -2004-05-13 Paul Brook - - * config/arm/arm.c (arm_default_short_enums): New function. - (TARGET_DEFAULT_SHORT_ENUMS): Define. - -2004-05-13 Diego Novillo - - 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) : Call simplify_builtin_next_arg. - : Return const0_rtx; - : - 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) 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 - - 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 - - PR optimization/15100 - * combine.c (distribute_notes): Don't create a dangling - REG_LIBCALL/REG_RETVAL note. - -2004-05-11 Aldy Hernandez - - * 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 - - * doc/md.texi (Standard Names): Fix typo in vec_init description. - -2004-05-11 Geoffrey Keating - - * doc/gty.texi (GTY Options): Clarify example. - -2004-05-11 Fariborz Jahanian - - * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): - Add const qualifier to altivec vector type if one is needed. - -2004-05-11 Paul Brook - - * 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 - - PR target/14063 - * config/rs6000/altivec.md (altivec_dssall): - Change to unspec_volatile. - (altivec_dss): Likewise. - -2004-05-10 Aldy Hernandez - - * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to - vnor. - ("one_cmplv8hi2"): Same. - ("one_cmplv4si2"): Same. - -2004-05-10 Kaz Kojima - - 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 - - * 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 - - * 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 - - * c-decl.c (store_parm_decls_newstyle): Correct test for a - nested function. - -2004-05-10 Richard Sandiford - - * 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 - - * 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 - - * 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 - - * 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 - - * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec. - -2004-05-09 Zack Weinberg - - 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 - - * 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 - - * 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 - - * doc/install.texi (sparc-sun-solaris2*): Document bootstrap - problems with earlier versions of the GNU compiler. - -2004-05-07 Aldy Hernandez - - * 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 - - * config/rs6000/altivec.h (vector, pixel, bool): Do not - define as macros #ifdef __APPLE_ALTIVEC__. - -2004-05-07 Fariborz Jahanian - - * 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 - - * config/mips/mips.c (mips_va_arg): Fix calculation of osize for - EABI_FLOAT_VARARGS_P. - -2004-05-07 Richard Sandiford - - * 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 - - * 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 - - * 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 - - * 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 - - * loop-doloop.c (doloop_valid_p): Make sure that body - gets freed. - -2004-05-07 Eric Botcazou - - * 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 - - 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 - - * 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 - - * 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 - - 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 - - PR target/15202 - * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount - register to general register. - -2004-05-07 Alan Modra - - * 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 - - * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421, - mistakenly clobbered by 1.423. - -2004-05-06 Richard Sandiford - - * 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 - - * 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 - - * config/i386/i386.md (*fscalexf4): Correct insn "mode" - attribute to "XF". - -2004-05-05 Uros Bizjak - - * 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 - - * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused. - -2004-05-05 Ian Lance Taylor - - PR driver/9822 - * doc/invoke.texi (Spec Files): Remove documentation of %c. - -2004-05-05 Chris Demetriou - - * config/mips/mips.md: Update the msub define_split for new mflo/mfhi - representation. - -2004-05-06 Paul Brook - - * 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 - - PR opt/14980 - * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with - inline clones. - -2004-05-05 H.J. Lu - - 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 - - * 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 - - * 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 - - * 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 - - * config/mips/mips.md: Update the madd define_split for new mflo/mfhi - representation. - -2004-05-05 Paolo Bonzini - - * config/rs6000/rs6000.c (build_opaque_vector_type): - New function. - (rs6000_init_builtins): Use it. - -2004-05-04 Bernard Giroud - - * 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 - Richard Henderson - - 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 - - * 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 - - * expr.c (store_constructor_field): Don't call store_constructor - if bitsize is not a multiple of a byte. - -2004-05-04 Richard Sandiford - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only - assignment. - -2004-05-03 Eric Christopher - - * config/mips/mips.md: Fix branch length attribute definition. - -2004-05-03 Aldy Hernandez - - * config.gcc: Remove --enable-altivec support. - - * config/rs6000/altivec-defs.h: Remove. - -2004-05-03 Rainer Orth - - * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6. - * fixinc/fixincl.x: Regenerate. - -2004-05-03 Uros Bizjak - - * 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 - - PR 14718 - * dwarf2out.c (dwarf2out_imported_module_or_decl): Use - force_type_die for CONST_DECL. - -2004-05-03 Eric Botcazou - Rainer Orth - - * 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 - - * 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 - - 2003-11-19 Richard Sandiford - * config/frv/frv.md (*return_true, *return_false): New patterns. - -2004-05-02 Kazu Hirata - - * rtl.h (PHI_NODE_P): Remove. - -2004-05-02 Eric Botcazou - - 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 - - * fold-const.c (fold_convert_const, fold): Add missing - FIX_ROUND_EXPR case. - -2004-05-02 Alexandre Oliva - - * 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 - - * builtins.c (fold_fixed_mathfn): New function. - (fold_builtin_lround, fold_builtin): Use it. - -2004-05-01 Jakub Jelinek - - * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default - also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3. - -2004-05-01 Kazu Hirata - - * config/cris/cris.h: Revert my "fix comment typos" patch. - -2004-05-01 Richard Sandiford - - * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment. - -2004-05-01 Falk Hueffner - - * config/alpha/alpha.md (builtin_insbl, builtin_inswl, - builtin_insll): Disallow 0 as first input operand. - -2004-05-01 Falk Hueffner - - * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs. - -2004-05-01 Ulrich Weigand - - 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 - - * 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 - - * builtins.c (fold_builtin_round): Fix comment typo. - (fold_builtin_lround): New function. - (fold_builtin): Use it. - -2004-04-20 Andrew Pinski - - 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 - - * 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 - - 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 - - * config.gcc: Simplify arm --with-{cpu,tune} test. - * config/arm/arm-cores.def: Document whitespace restrictions. - -2004-04-30 Rainer Orth - - PR other/1963 - * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define. - -2004-04-30 Brian Ford - DJ Delorie - - * 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) - : 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 - - * 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 - - * 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 - - * 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 - - * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer - updates too. - -2004-04-30 Paul Brook - - * arm.c (arm_needs_doubleword_align): Use mode alignment. - -2004-04-30 Paolo Bonzini - - * 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 - - * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near - atan2?f3 expanders. - -2004-04-29 Nick Clifton - - 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 - - * reg-stack.c (subst_stack_regs_pat): : abort() if src1 dies. - : Same. - : Same. - -2004-04-29 Richard Guenther - - * 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 - - * gcse.c (remove_reachable_equiv_notes): Delete notes also in - blocks which have kill flag set. - -2004-04-29 Ben Elliston - - * 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 - - * convert.c (convert_to_integer): Ensure `long_integer_type_node' - isn't NULL before using it. - -2004-04-29 Richard Sandiford - - 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 - - * config/mips/mips.md, config/mips/sb1.md, - config/rs6000/rs6000.c: Fix comment typos. - -2004-04-29 Kazu Hirata - - * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c: - Fix comment typos. - -2004-04-29 Douglas B Rupp - - * 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 - - * c-decl.c (get_parm_info): Use the correct tag keywords when - warning about type declarations in prototypes. - -2004-04-29 Paul Brook - - * config.gcc: Pull list of cores from arm-cores.def. - -2004-04-29 Paolo Bonzini - - * 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 - - (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 - - * 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 - - * 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 - - * convert.c (convert_to_integer): Convert (long)round -> lround, - etc. - -2004-04-28 Andrew Pinski - - * 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 - - 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 - - * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition - calling install-info on $(DESTDIR)$(infodir)/dir already being - present. - -2004-04-28 Paul Brook - - * dwarf2out.c (mem_loc_descriptor): Handle shifts. - -2004-04-28 Ulrich Weigand - - * gcse.c (find_moveable_store): Do not accept store insns with - REG_EH_REGION note. - -2004-04-28 Paul Brook - - * 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 - - * config/arm/lib1funcs.asm: Recognize armv5tej and armv6. - -2004-04-28 Josef Zlomek - - * 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 - - * config/s390/s390.md ("casesi"): Mark jump table access as - non-trapping and unchanging. - -2004-04-27 John David Anglin - - 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 - - * 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 - - * 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 - - * 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 - - * config/arm/arm.c (arm_promote_prototypes): New function. - (TARGET_PROMOTE_PROTOTYPES): Use it. - -2004-04-27 Paul Brook - - * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs. - -2004-04-26 Bernard Giroud - - * config/alpha.c (alpha_end_function): For OpenVMS gas, - correctly output .pdesc directive before .end. - -2004-04-26 James E Wilson - - 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 - - * 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 - - * doc/invoke.texi (Overall Options): Document default for -o - for PCH files. - -2004-04-26 Richard Kenner - - * 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 - - * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets. - -2004-04-26 Paul Brook - - * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets. - -2004-04-25 Roger Sayle - - * 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 - - 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 - - PR/c++ 15119 - * tree.c (substitute_placeholder_in_expr, case 4): New case, - for TARGET_EXPR. - -2004-04-25 Zdenek Dvorak - - * 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 - - * 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 - Bruce Korb - - * 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 - - 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 - - * 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 - - * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__ - and __s390x__ hosts. - -2004-03-23 Zdenek Dvorak - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * cppinit.c (cpp_read_main_file): Return NULL rather than false. - Fixes PR preprocessor/15067. - -2004-04-23 Andreas Schwab - - * config/ia64/ia64intrin.h: Add intermediate cast to void * to - avoid aliasing warning. - -2004-04-22 Jan Hubicka - Mostafa Hagog - - * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro - * cfgloopanal.c (expected_loop_iterations): Change the return value - -2004-04-22 Jakub Jelinek - - * 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 - - Revert - 2004-04-20 Josef Zlomek - - * var-tracking.c (variable_part_different_p): Variable parts - differ when the most recent locations differ. - -2004-04-22 Richard Sandiford - - * 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 - - * var-tracking.c (frame_base_decl): Remove useless GTY. - -2004-04-21 Aldy Hernandez - - * config/rs6000/rs6000.c (rs6000_override_options): Error when - user wants altivec and e500 instructions. - -2004-04-21 H.J. Lu - - 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 - - * 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 - - * config/rs6000/rs6000 (print_operand) ['z']: - Change ifdef of TARGET_MACHO to if TARGET_MACHO. - -2004-04-21 Daniel Jacobowitz - - * config.gcc: Support --with-arch=iwmmxt for ARM. - -2004-04-21 Richard Kenner - - * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1 - in two more places; remove unneeded force_reg - -2004-04-21 Andrew Pinski - - * 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 - - * config/ia64/ia64.md (call_value_nogp): Add constraints for op0. - (vall_value_gp): Likewise. - -2004-04-20 DJ Delorie - - * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte - variables stored in word registers, then in memory. - -2004-04-20 Eric Christopher - - * cp/parser.c (cp_parser_declaration): Move translate - up before tokens are lexed. - -2004-04-20 Uros Bizjak - - * 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 - - * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p. - -2004-04-20 Paul Brook - - * config/arm/arm.c (arm_expand_prologue): Fix size calculation. - -2004-04-20 Paolo Bonzini - - 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 - - * toplev.c (compile_file): Move targetm.asm_out.file_end call to end. - -2004-04-20 Richard Sandiford - - * 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 - - * function.c (assign_parms): Force - MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm. - -2004-04-20 Josef Zlomek - - * var-tracking.c (variable_part_different_p): Variable parts differ - when the most recent locations differ. - -2004-04-19 James E Wilson - - * rtl.h (reg_set_last): Delete declaration. - * rtlanal.c (reg_set_last): Delete. - -2004-04-19 Roger Sayle - - * 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 - - * 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 - - * config/mips/mips.h (DWARF2_ADDR_SIZE): New. - -2004-04-19 David Edelsohn - - * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver - fix information. - -2004-04-19 Rainer Orth - - * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO - download URL. - -2004-04-19 Daniel Jacobowitz - - * stor-layout.c (layout_decl): Check DECL_PACKED before calling - ADJUST_FIELD_ALIGN. Check maximum_field_alignment after. - -2004-04-19 Andrew PInski - - * 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 - - * 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 - - * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2, - floatunssisf2, floatunssidf2): New patterns. - -2004-04-18 Mark Mitchell - - 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 - - * 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 - - * config/rs6000/altivec.h (vec_any_numeric): Correct typo in - __unn_args_eq. - -2004-04-17 Alan Modra - - PR target/14715 - * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree - with STARTING_FRAME_OFFSET. - -2004-04-17 Richard Sandiford - - * 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 - - * 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 - - * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK. - * configure: Regenerate. - -2004-04-17 Richard Sandiford - - * gcc.c (used_arg): Check whether an option has been removed. - -2004-04-17 Rainer Orth - - * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2 - debugging on Solaris 7 and up. - -2004-04-16 Rainer Orth - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with - ATTR_CONST_NOTHROW_LIST. - -2004-04-15 Kaveh R. Ghazi - - PR/middle-end 14915 - * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not - BITS_BIG_ENDIAN. - -2004-04-15 Pat Haugen - - * ra-debug.c (ra_print_rtx): Add break's to case legs. - -2004-04-14 James E Wilson - - * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string. - -2004-04-14 Nathanael Nerode - - * libada-mk.in: New file. - * configure.ac: Create libada-mk from libada-mk.in. - * configure: Regenerate. - -2004-04-14 Uros Bizjak - - * 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 - - * config/mips/t-elf: Enable multilibs by default. - -2004-04-14 Andreas Tobler - - * bb-reorder.c (fix_crossing_conditional_branches): Adjust the - previous fix to check HAVE_return at runtime too. - -2004-04-14 Nick Clifton - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 : - - * 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 - - * 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 - - * 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 - - * 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 - - * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI. - -2004-04-12 Roger Sayle - - * 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 - - * 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 - - * simplify-rtx.c (simplify_binary_operation) : - 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 - - * 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 - - * config/rs6000/rs6000.c (rs6000_assemble_integer): Change - in_text_unlikely_section to in_unlikely_text_section. - -2004-04-11 Roger Sayle - - * 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 - - * config/mips/iris5.h (current_section_flags): Add - in_unlikely_executed_text and default case. - -2004-04-11 Andreas Tobler - - * 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 - - * 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 - - * c-typeck.c (common_type): Prefer long long to long when same - precision. - -2004-04-09 Zack Weinberg - - 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 - - * 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) : Optimize ~(X+C) as X ^ ~C, where - C is the sign bit. - (simplify_binary_operation) : Optimize (X^C1) + C2 as X^(C1^C2) - when C2 is the sign bit. - (simplify_binary_operation) : 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 - - * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not - TYPE_MODE. - -2004-04-09 Andrew Pinski - - * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead - of TREE_READONLY for types. - -2004-04-09 Caroline Tice - - * 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 - - * 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 - - PR target/14888 - * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop, - truncxfdf2_noop): Provide dummy "fmov" implementations. - -2004-04-08 Ian Lance Taylor - - * 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 - - 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 - - * doc/invoke.texi (Precompiled Headers): Warn about known - problems. - -2004-04-08 Danny Smith - - 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 - - * arm.h (CLASS_LIKELY_SPILLED_P): Define. - -2004-04-08 Paul Brook - - * 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 - - 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 - - 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 - - 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 - - * 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 - - * config/ia64/ia64.c (ia64_encode_section_info): Don't prod - global register variables. - -2004-04-07 Joseph S. Myers - - * 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 - - * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF - to power4 and power5 entries. - -2004-04-06 Geoffrey Keating - - * c-common.h (pending_lang_change): Mark for PCH. - -2004-04-07 Caroline Tice - - * gcc.c (main): Move 'break' in main loops (on an error) - to wait until error processing has occurred. - -2004-04-06 Nathanael Nerode - - * 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 - - * 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 - - PR 14467 - * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3. - -2004-04-06 John David Anglin - - * doc/install.texi: Update HP-UX 11 installation procedure. - -2004-04-06 Paul Brook - - * doc/sourcebuild.texi: Remove obsolete contraint on testcases. - -2004-04-05 Kaz Kojima - - * 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 - - * tree.c (reconstruct_complex_type): Use TYPE_READONLY - and TYPE_VOLATILE. - -2004-04-05 Caroline Tice - - * 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 - John David Anglin - - 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 - - * 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 - - * 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 - Nathanael Nerode - - 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 - - * simplify-rtx.c (simplify_binary_operation): Constant fold - DIV, MOD, UDIV and UMOD using div_and_round_double. - -2004-04-04 Mark Mitchell - - PR c++/14804 - * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to - RECORD_TYPEs. - -2004-04-04 Mark Mitchell - - * doc/invoke.texi (-mabi=o64): Create link to O64 ABI - documentation. - -2004-04-04 Roger Sayle - - * 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 - - * df.h: Tidy up whitespace in the definitions of the DF_ flags. - -2004-04-03 Roger Sayle - - * fold-const.c (fold) : Guard (-A)+B -> B-A transformation - with reorder_operands_p. - -2004-04-03 Jan Hubicka - - * md.texi (vec_set, vec_extract, vec_init): Document. - -2004-04-02 Gabor Loki - - * opts.c (decode_options): Do function inlining with very small - max-inline-insns-* parameters when optimizing for size. - -2004-04-02 Vladimir Makarov - - * 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 - - * rtlanal.c (find_reg_note): Manually - unswitch the loop. - -2004-04-01 Mark Mitchell - - * 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 - - * 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 - - * fold-const.c (folda): Preserve types of comparisons. - -2004-04-01 Richard Henderson - - * toplev.c (backend_init): Move init_optimization_passes call ... - (lang_dependent_init): ... here. - -2004-04-01 Alan Modra - Jakub Jelinek - - * 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 - - * 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 - - PR c++/14755 - * fold-const.c (fold) : Properly compute newconst in - "bitfld++ == const" to "++bitfld == const + incr" transformations. - -2004-04-01 Richard Kenner - - * 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 - - * 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 - - * function.c (put_var_into_stack): Properly set orig_reg for indirect. - -2004-03-31 Andrew Pinski - - * 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 - - * gengtype-yacc.y (option, stringseq): Add missing - terminating semicolon. - -2004-03-30 David Edelsohn - - * 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 - - * 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 - - * 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 - - * 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 - - * config/darwin.c (machopic_function_base_name): - Remove current_name and getting the name of the - current function. - -2004-03-30 Nick Clifton - - * 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 - - * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL) - -2004-03-30 Hartmut Penner - - * 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 - - PR 11591 - * config/rs6000/rs6000.c (rs6000_legitimate_address): - Allow any offset to argument pointer in no-strict case. - -2004-03-30 Jan Hubicka - - * 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 - - * 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 - - * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update - the address inside the old RTL. - -2004-03-28 Zack Weinberg - - * 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 - Dorit Naishlos - - * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2, - one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling. - -2004-03-28 Stephane Carrez - - * 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 - - * 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 - - * 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 - - * expr.c (store_constructor): Use gen_int_mode to correctly - sign-extend CONST_INT value. - -2004-03-27 Kaveh R. Ghazi - - * 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 - - * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN - with TYPE_ORIG_SIZE_TYPE. - -2004-03-25 Aldy Hernandez - - PR 14219 - * c-typeck.c (build_binary_op): Do not allow comparisons of - vectors. - -2004-03-26 James A. Morrison - - * 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 - - * 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 - - PR 11527 - * c-typeck.c (pop_init_level): Emit pending init elements earlier - rather than later. - -2004-03-25 Kaveh R. Ghazi - - * builtins.c (fold_builtin): Fix error in last change. - -2004-03-25 Richard Sandiford - - * config/mips/mips.h: Formatting fix. - -2004-03-25 Kaveh R. Ghazi - - * builtins.def: Add ctype builtins. - * doc/extend.texi: Likewise. - -2004-03-25 Kaveh R. Ghazi - - * builtins.c (fold_builtin): Add new builtin optimizations for - sqrt and/or cbrt. - * fold-const.c (fold): Likewise. - -2004-03-25 David Edelsohn - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h, - config/i386/mmintrin.h: Update copyright. - -2004-03-24 Nathanael Nerode - - * configure.ac: Add --enable-werror-always (for top level bootstrap - support). - * configure: Regenerate. - -2004-03-24 Ziemowit Laski - - * objc/objc-act.c (objc_comptypes): Treat comparisons - between 'Class' and ' *' as explicitly invalid. - -2004-03-24 David Edelsohn - - * 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 - - * 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 - - * config.gcc : 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 : Document -mabi=. Update documentation for - -mstructure-size-boundary. - -2004-03-24 Nathanael Nerode - - * 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 - - * 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 - Richard Sandiford - - * 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 - - * 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 - Richard Sandiford - - * doc/invoke.texi: Apply missed hunk from 2004-03-03 change. - -2004-03-24 Alexandre Oliva - - PR preprocessor/14438 - * cpplib.c (do_pragma): Remove line_change call after pragma - handler. - -2004-03-23 Ian Lance Taylor - - * doc/extend.texi (ARM Built-in Functions): Replace with correct - declarations. - -2004-03-23 Roger Sayle - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST, - VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR. - -2004-03-23 Kazu Hirata - - 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 - - * 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 - - * 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 - - * c-typeck.c (same_translation_unit_p): Fix pasto. - -2004-03-22 David Edelsohn - - * 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 - - * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE - for base types. - -2004-03-22 Joel Brobecker - - * dwarf2out.c (is_subrange_type): Minor code rework. No behavior - change. - -2004-03-22 Jakub Jelinek - - PR c/14069 - * c-decl.c (finish_struct): Change type of incorrect flexible array - field into error_mark_node. - -2004-03-22 Andrew Pinski - - PR target/14580 - * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols - who are not local for Darwin PIC. - -2004-03-22 Ulrich Weigand - - * regrename.c (regrename_optimize): Set regs_ever_live for all - registers introduced as replacement. - -2004-03-22 Eric Botcazou - - 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 - - * configure.ac: Allow --disable-coverage-flags (for the future benefit - of top level bootstrap, and consistency). Reindent. - * configure: Regenerate. - -2004-03-21 Kazu Hirata - - * 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 - - PR target/14291 - * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for - __MINGW32__. - -2004-03-21 Ulrich Weigand - - * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2 - to nonimmediate_operand. - ("*doloop_di"): Likewise. - -2004-03-21 Alexandre Oliva - - * 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 - - * 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 - - * config/s390/s390.md ("addti3", "subti3"): New insns and splitters. - -2004-03-21 Ulrich Weigand - - * 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 - - * 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 - - * dojump.c (prefer_and_bit_test): Fix which part of - the and_test is replaced. - -2004-03-21 Joseph S. Myers - - * frontends.texi: Add missing line. - -2004-03-21 Zack Weinberg - Chris Devers - Joseph S. Myers - - * doc/frontends.texi: Rewrite. - * doc/gcc.texi: Update last modification date. - -2004-03-21 Josef Zlomek - - * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug - message before redirecting the edge. - -2004-03-20 Zdenek Dvorak - - * 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 - - PR target/13889 - * cse.c (fold_rtx): Avoid substituting constants into unary - conversion operations. - -2004-03-20 Kazu Hirata - - * fold-const.c (fold): Replace "expr" with "t". - -2004-03-20 Ian Lance Taylor - - 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 - - * fold-const.c (fold): Replace "final_type" with "type". - Remove variable "final_type". - -2004-03-20 Kazu Hirata - - * fold-const.c (fold): Constify "type". - Replace "TREE_TYPE (t)" with "type". - -2004-03-20 Kazu Hirata - - * 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 - - PR other/14630 - * doc/install.texi: Add info directory category and entry. - -2004-03-20 Kazu Hirata - - * 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 - - * 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 - - PR c/14635 - * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to - DEF_GCC_BUILTIN. - -2004-03-20 Richard Sandiford - - * 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 - - * 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 - - * 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 - - * 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 - - * loop-doloop.c (add_test): Replace GEN_INT (0) with - const0_rtx. - -2004-03-19 Kazu Hirata - - * fold-const.c (fold) : Move the handling of constants - ... - (fold_abs_const): ... here. - -2004-03-19 Richard Kenner - - * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly. - -2004-03-19 Denis Chertykov - - PR target/11520 - * config/avr/avr.md ("call_insn"): Handle explicit integer - specially. - (call_value_insn): Likewise. - -2004-03-19 Richard Kenner - - * tree.c (substitute_in_expr): Rewrite to simplify and be more generic. - -2004-03-19 Kazu Hirata - - * fold-const.c (negate_expr): Move the handling of constants - ... - (fold_negate_const): ... here. - -2004-03-19 Richard Kenner - - * 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 - - * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo. - -2004-03-19 Richard Sandiford - - * 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 - - * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2. - -2004-03-18 Kaveh R. Ghazi - - * convert.c (convert_to_real): Add more math builtins. - -2004-03-18 Kaveh R. Ghazi - - * convert.c (convert_to_real): Reformat using switch stmt. - -2004-03-18 Mark Mitchell - - * c-common.c (pointer_int_sum): Do not complain about using - pointers to pointers-to-members. - -2004-03-18 Kazu Hirata - - * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that - have moved to the target hooks structure". - -2004-03-18 James E Wilson - - * 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 - - * 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 - - * gcse.c (eliminate_partially_redundant_loads): Reject change if - dest is set between beginning and current insn. - -2004-03-18 Mark Mitchell - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * predict.c (propagate_freq): Compute correctly frequency of - EXIT_BLOCK. - -2004-03-17 Eric Christopher - - * builtins.c (apply_args_size): Use reg_raw_mode. - (apply_result_size): Ditto. - -2004-03-17 Ralf Corsepius - - PR target/14620 - * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC. - -2004-03-17 Jakub Jelinek - - * 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 - - * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info - array. - -2004-03-17 James E Wilson - - * 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 - - * 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 - - * 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 - - * 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 - - PR c++/14481 - * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly - generated COMPOUND_EXPRs. - -2004-03-16 Ralf Corsepius - - * config/h8300/t-rtems (h8300-*-rtems*): New. - -2004-03-16 Eric Christopher - - * doc/cppopts.texi(fwide-exec-charset): Fix typo. - -2004-03-16 Kazu Hirata - - * 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 - - * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR. - -2004-03-16 Nathanael Nerode - - PR bootstrap/12974 - * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly. - -2004-03-16 Paolo Bonzini - - * 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 - - * 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 - - PR target/14577 - * config.gcc: Switch sh-*-rtems* to ELF. Add sh-*-rtemscoff. - -2004-03-16 Paolo Bonzini - - * 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 - - 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 - - * 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 - - * config/m68k/m68k.md: Fix constraints for bitfield instructions. - * doc/md.texi: Clarify description of "i" constraint. - -2004-03-15 James E Wilson - - * 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 - - PR middle-end/14535 - * except.c (collect_one_action_chain): Record action for cleanup - outer of exception spec. - -2004-03-15 Ian Lance Taylor - - * 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 - - * 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 - - * 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 - - * 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 - - * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp. - -2004-03-15 Gabriel Dos Reis - - * 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 - - * 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 - - * 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 - - * doc/install.texi: Make autoconf 2.13 the exception, not the rule. - -2004-03-14 Andreas Tobler - - * doc/install.texi: Reflect autoconf and automake version for - libffi. Update autoconf version to 2.59. - -2004-03-13 Roger Sayle - - * 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 - - * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment. - -2004-03-13 Dara Hazeghi - - * doc/install.texi: Note status of -fnew-ra. - -2004-03-13 Eric Botcazou - - 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 - - PR target/14533 - * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC - other than UNSPEC_GOTOFF. - -2004-03-13 Richard Earnshaw - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip - leading '@' on fastcall symbols before stripping suffix. - -2004-03-12 Roger Sayle - - * 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 - - * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63. - -2004-03-12 Matt Austern - - * 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 - - * builtins.c (expand_builtin_mathfn): Add pow10* to the - existing exp10* case. - (expand_builtin): Likewise. - -2004-03-12 Eric Botcazou - - * doc/tm.texi (registers) : Add - entry for REGMODE_NATURAL_SIZE. - -2004-03-12 Richard Henderson - - 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 - - * 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 - - 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 - - PR middle-end/14477 - * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER. - -2004-03-11 Ulrich Weigand - - 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 - - * combine.c (if_then_else_cond): Check for NULL return value of - simplify_gen_subreg. - -2004-03-11 Richard Sandiford - - PR target/14496 - * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for - TARGET_SINGLE_FLOAT. - -2004-03-11 Steve Ellcey - - * 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 - - * fold-const.c (negate_expr_p) : 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) : Implement the above transformations. - - * simplify-rtx.c (simplify_unary_operation): Also implement the - above transformations at the RTL level. - -2004-03-11 Alan Modra - - * real.c (encode_ibm_extended): Do round low word. - -2004-03-11 Ben Elliston - - * 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 - - * config/host-solaris.c (sol_gt_pch_use_address): Add - missing terminating marker to comment. - -2004-03-11 Richard Sandiford - - * 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 - - 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 - - * 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 - - * 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 - - * configure: Regenerate, since I forgot to while committing Paolo's - changes. - -2004-03-08 Paolo Bonzini - - 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 - - * 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 - - PR c/14517 - * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers - except for pedantic c90 mode. - -2004-03-10 Kelley Cook - - * configure.ac: Bump AC_PREREQ to 2.59. - * configure: Regenerate. - -2004-03-10 Uros Bizjak - - * 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 - - * doc/invoke.texi (ARM Options): Fix -mpfu typo. - -2004-03-10 David Edelsohn - - * 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 - - * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases. - -2004-03-10 David Edelsohn - - * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define - __LONGDOUBLE128 on AIX. - -2004-03-10 Andrew Haley - - 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 - - PR target/14480 - * config/rs6000/t-rtems: Add missing file on branch. - -2004-03-10 Ulrich Weigand - - * dbxout.c (dbxout_symbol_location): Do not output references - to optimized-out constant pool symbols. - -2004-03-10 Andreas Schwab - - * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable - twon34_r. - -2004-03-09 James E Wilson - - * 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 - - 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 - - * 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 - - * 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 - - PR other/14474 - * doc/md.texi (Pattern Ordering, Dependent Patterns) - (Jump Patterns, Looping Patterns): Wrap in separate "@ifset - INTERNALS". - -2004-03-09 Zack Weinberg - - * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define. - (LIBGCC_SPEC): Update to match. - -2004-03-09 Zack Weinberg - - * 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 - Andrew Pinski - - * 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 - - * c-typeck.c (tagged_types_tu_compatible_p): - Fix typo. - -2004-03-09 Roger Sayle - - * 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 - - * config/m32r/m32r.md: Remove all define_peephole's. - -2004-03-09 Alan Modra - - * config/rs6000/rs6000.md: Remove trailing whitespace. - -2004-03-08 Eric Christopher - - * Makefile.in (site.exp): Add libiconv variable definition. - -2004-03-09 Hans-Peter Nilsson - - * configure: Regenerate for config/accross.m4 correction. - -2004-03-08 Joel Sherrill - - PR target/14480 - * config/rs6000/t-rtems: Add missing file on branch. - -2004-03-08 Roger Sayle - - 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 - - * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber. - ("*extendqisi2_short_displ"): Likewise. - -2004-03-08 Kazu Hirata - - * config/pdp11/pdp11.c (comparison_operator_index): Remove. - (comp_operator): Likewise. - * config/pdp11/pdp11-protos.h: Remove corresponding - prototypes. - -2004-03-08 Eric Botcazou - - * 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 - - * 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 - - * 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 - - * fold-const.c (tree_expr_nonnegative_p): Reformat checks for - builtins. - -2004-03-08 Hans-Peter Nilsson - - PR target/14471 - * configure.ac (Target-specific assembler checks) : 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) : New case. - -2004-03-08 Alan Modra - - 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 - - * 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 - - * except.c (emit_to_new_bb_before): Break fallthru edges. - -2004-03-07 Stephane Carrez - - * 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 - - * 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 - - * fold-const.c (fold) : Fold x | x as x. - : Fold x ^ x as zero. - : Fold x & x as x. - -2004-03-07 Roger Sayle - - * fold-const.c (fold) : Rewrite optimization to transform - "foo++ == const" into "++foo == const+incr". - -2004-03-07 Richard Sandiford - - * config/mips/mips.c (mips_in_small_data_p): Return false if - TARGET_ABICALLS. - -2004-03-06 Stephane Carrez - - * 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 - - * config/alpha/alpha.c (alpha_in_small_data_p): False for functions. - -2004-03-06 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix - botched rtx class conversion. - -2004-03-06 Kaveh R. Ghazi - - * 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 - - PR target/14343 - * config/i386/i386.md (movv2di_internal): Conditionalize on - TARGET_SSE, not TARGET_SSE2. - -2004-03-05 Chris Demetriou - - * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete - duplicated line. - -2004-03-05 Kaveh R. Ghazi - - * builtins.c: Consistently use logN not log* in comments. - -2004-03-05 Andreas Krebbel - - * 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 - - * 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 - - * doc/tm.texi (HARD_REGNO_RENAME_OK): Document. - -2004-03-05 Jason Merrill - - * 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 - - * 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 - - * 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 - - * function.c (assign_parms): Include pretend alignment offset. - -2004-03-05 Richard Kenner - - * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size - FUNCTION_BOUNDARY, not POINTER_SIZE * 2. - -2004-03-05 Ian Lance Taylor - - * 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 - - PR 13577 - * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o - options. - -2004-03-05 Paolo Bonzini - - * 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 - - * 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 - - * 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 - - * config/m32r/m32r.c (signed_comparison_operator): Add a - missing parenthesis. - -2004-03-04 Ian Lance Taylor - - * 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 - - * 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 - - 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 - - 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 - - * genmultilib: Change '=' to '-' when translating option names - to directory names. - -2004-03-04 Richard Kenner - - * 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 - - * 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 - - * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm. - * testsuite/gcc.dg/20040303-1.c: New test. - -2004-03-04 Steven Bosscher - - * 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 - - * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC. - -2004-03-04 Stuart Hastings - - * 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 - - 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 - - * config/h8300/h8300.c: Put a comment for every function. - -2004-03-04 Kazu Hirata - - * config/h8300/h8300.md: Add comments about peephole2's. - -2004-03-04 Steven Bosscher - - * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value. - -2004-03-04 Jan Hubicka - - * 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 - GP - - * config/rs6000/rs6000.c (output_function_profiler): Append @plt - when compiling PIC. - -2004-03-04 Josef Zlomek - - PR/14362 - * var-tracking.c (track_expr_p): Do not track variables which - should be ignored for debugging purposes. - -2004-03-04 Alan Modra - - * 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 - - * 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 - - PR target/14406 - * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn. - (abstf2, abstf2_internal): New define_expand. - -2004-03-04 Eric Botcazou - - 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 - - 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 - - * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up - configuration. - -2004-03-03 Ian Lance Taylor - - * ggc-zone.c (ggc_pch_write_object): Don't align file pointer. - -2004-03-04 Alan Modra - - * target-def.h (TARGET_OPTF): Delete. - * c-opts.c (TARGET_OPTF): Define. - -2004-03-04 Jan Hubicka - - * cselib.c (cselib_finish): Fix another miss-application of my previous - patch. - -2004-03-03 Mike Stump - - 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 - - * cselib.c (cselib_finish): Fix miss-application of my previous - patch. - -2004-03-03 Kazu Hirata - - * 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 - - * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a. - -2004-03-03 Eric Botcazou - - * 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 - - PR opt/13862 - * cselib.c (cselib_record_sets): Don't record multiple sets in - asm insns. - -2004-03-03 Mostafa Hagog - - * 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 - - * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of - small negative values. - -2004-03-03 Jan Hubicka - - * 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 - - * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")". - -2004-03-03 Jan Hubicka - - * 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 - Richard Sandiford - - * 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 - - * 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 - - * target.h: Remove texi jargons in comments. - -2004-03-02 Kazu Hirata - - * config/h8300/lib1funcs.asm (___fixunssfsi): Change the - threshold to 0x4f. - - Revert: - 2004-02-27 Kazu Hirata - * 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 - - * doc/md.texi (cbranchmode4): New. - -2004-03-02 Eric Christopher - - * 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 - - 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 - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when - comparing with Z register. - -2004-03-02 Zdenek Dvorak - - * 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 - - * 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 - - * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this - macro results in memory allocation. - -2004-03-02 David O'Brien - - * 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 - - * gcc/doc/install.texi (*-*-freebsd*): Update target information. - -2004-03-02 Kazu Hirata - - * rtl.def (define_combine): Remove. - -2004-03-02 Kazu Hirata - - * config/h8300/h8300.md: Tweak formatting. - -2004-03-02 Kazu Hirata - - * config/h8300/h8300.md (*cmphi_h8300): Rename to - *cmphi_h8300_znvc. - (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc. - -2004-03-01 Mark Mitchell - - PR bootstrap/14356 - * gcc.c (process_command): Remove const-qualification from argv. - (main): Likewise. - -2004-03-02 Kazu Hirata - - * 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 - - * Makefile.in (install-libgcc, install-multilib): Pass - mkinstalldirs var to libgcc.mk. - -2004-03-01 Kazu Hirata - - * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison. - * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove. - -2004-03-01 Kazu Hirata - - * 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 - - * dominance.c (recount_dominator): Handle postdominators. - -2004-03-01 Richard Sandiford - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * configure.ac: Rearrange some threading code for clarity; - add section comment. - * configure: Regenerate. - -2004-02-29 Kazu Hirata - - * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment - typos. - * doc/cppopts.texi: Fix a typo. - -2004-02-29 Kazu Hirata - - * config/i386/i386.md: Fix formatting. - -2004-02-29 Nathanael Nerode - - * 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 - - * config/h8300/h8300.md: Add comments about peephole2's. - -2004-02-29 Kazu Hirata - - * config/h8300/h8300.md: Tweak operand numbers of some - peephole2's. - -2004-02-29 Kazu Hirata - - * config/h8300/h8300.md: Tweak comments about peephole2's. - -2004-02-29 Waldek Hebisch - - 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 - - * config/sh/sh.c: Fix formatting. - -2004-02-28 Kazu Hirata - - * config/sh/sh.c: Convert to ISO-C. - -2004-02-28 Andrew Pinski - - * 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 - - * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg. - -2004-02-28 Kazu Hirata - - * 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 - - * config/mips/mips.md (tstsi, tstdi): Delete. - -2004-02-28 Maciej W. Rozycki - - * 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 - - * 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 - - * 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 - - * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to - TARGET_SCHED_IS_COSTLY_DEPENDENCE. - -2004-02-28 Zdenek Dvorak - - PR optimization/14229 - * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump. - -2004-02-28 Eric Botcazou - - * fold-const.c (fold): Strip NOPs that change the signedness - for RSHIFT too. Expand comment. - -2004-02-27 Ian Lance Taylor - - 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 - - PR optimization/7871 - * flow.c (propagate_one_insn): Interpret calls as setting global - registers, not merely clobbering them. - -2004-02-27 Dale Johannesen - - * 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 - - * 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 - - * c-typeck.c (tagged_types_tu_compatible_p) : - Speedup common case of the type values being in the same order. - -2004-02-27 Steve Ellcey - - * 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 - - * 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 - - * function.c (assign_parms): Don't count pretend args for alignment. - -2004-02-27 Richard Henderson - - * 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 - Roger Sayle - - * 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) : Consistently use the - 'unsignedp' predicate to specify the signedness. - -2004-02-27 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * stmt.c (expand_start_case_dummy): Remove. - * tree.h: Remove the corresponding prototype. - -2004-02-26 Kazu Hirata - - * builtins.c (apply_args_register_offset): Remove. - * tree.h: Remove the corresponding prototype. - -2004-02-26 Kazu Hirata - - * stor-layout.c (is_pending_size): Remove. - * tree.h: Remove the corresponding prototype. - -2004-02-26 Kazu Hirata - - * recog.c (validate_replace_src): Remove. - * recog.h: Remove the corresponding prototype. - -2004-02-26 Kazu Hirata - - * 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 - - * c-decl.c (c_expand_deferred_function): Remove. - * c-tree.h: Remove the corresponding prototype. - -2004-02-26 Kazu Hirata - - * postreload.c (reload_cse_move2add): Generate just a PLUS - instead of an entire SET. - -2004-02-26 Jan Hubicka - - * 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 - - * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__. - -2004-02-26 Eric Botcazou - - * 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 - - * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter - unless HAVE_cc0. - -2004-02-25 Richard Henderson - - * 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 - - PR c/12794 - * c-common.c (handle_alias_attribute): Reject the attribute if - current_function_decl is set. - -2004-02-25 Kelley Cook - - * 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 - - * doc/contrib.texi: Add an entry for myself. - -2004-02-25 Jan Hubicka - - * 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 - - * 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 - - * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like - comparisons with regard to signedness. - -2004-02-25 Richard Earnshaw - - * 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 - - * reload1.c (reload): Only spill eliminable register with multiple - adjacent elimination alternatives if all alternatives fail. - -2004-02-25 Richard Earnshaw - - * arm.c (arm_legitimate_index_p): For QImode the range of an offset - is -4095...+4095 inclusive. - -2004-02-25 Eric Botcazou - - * 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 - - * 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 - - * config/i386/i386.c (ix86_comp_type_attributes): Check for - regparm attributes. - -2004-02-24 Richard Henderson - - * 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 - - * 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 - - PR/14240 - * rtlanal.c (replace_label): Fix replacing labels in constant pool. - -2004-02-24 Geoffrey Keating - - * config/darwin.h (TARGET_HAS_F_SETLKW): Define. - -2004-02-24 Jason Merrill - - * 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 - - * 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 - - Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux. - 2004-02-05 Alexandre Oliva - * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for - symbols in sections named by the user. - 2004-01-30 Alexandre Oliva - * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New. - 2004-01-27 Alexandre Oliva - * config.gcc (frv-*-*linux*): Handle like *-*-linux*. - * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by - the above. - 2004-01-20 Alexandre Oliva - * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add - one more pseudo to further improve code generation. - 2004-01-19 Alexandre Oliva - * config/frv/frv.md (movdi_ldd): Introduce explicit indirection - inside UNSPEC. - 2004-01-16 Alexandre Oliva - * 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 - * 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 - * 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 - * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if - inhibit_libc is defined. - 2003-12-12 Alexandre Oliva - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * 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 - * config.gcc: Add frv-*-*linux*. - * config/frv/linux.h, config/frv/t-linux: New. - 2003-10-06 Alexandre Oliva - * 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 - * 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 - * 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 - * 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 - * 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) : 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 - * 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 - * 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) : 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 - * 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 - - * config/sparc/sparc.h: Remove commented-out definitions of - TARGET_EDOM and GEN_ERRNO_RTX. - -2004-02-24 Kazu Hirata - - * 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 - - * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not - beginning of block. - -2004-02-23 James E Wilson - - * calls.c (precompute_arguments): Update comment. - -2004-02-23 Kazu Hirata - - * et-forest.c: Replace et_occurences with et_occurrences. - -2004-02-23 Kazu Hirata - - * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse - with iv_analyze. - -2004-02-23 Kelley Cook - - * 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 - Kazu Hirata - - 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) : - Remove. - * toplev.c (flag_writable_strings): Remove. - (f_options): Remove an entry for writable-strings. - * varasm.c (const_hash_1) : Don't check - flag_writable_strings. - (compare_constant) : 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 - - * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57. - -2004-02-23 Dale Johannesen - - * config/rs6000.md (movsf_hardfloat): Add POWER form of nop. - (movdf_hardfloat64): Ditto. - (movdf_softfloat64): Ditto. - -2004-02-23 Fariborz Jahanian - * 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 - - * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy. - (movdf_hardfloat64): Ditto. - -2004-02-23 Kazu Hirata - - * 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 - - 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 - - * 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 - Falk Hueffner - - 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 - - * 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 - - * reorg.c: Remove comments about dead ports. - -2004-02-22 Christopher Faylor - - * 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 - - Merge from tree-ssa: - 2003-11-20 Richard Henderson - - * 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 - - * genoutput.c (process_template): Strip trailing whitespace in @ - templates and issue a warning if there was any. - -2004-02-21 Christopher Faylor - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed - check. - (shift_mix4left+2): Delete redundant pattern. - -2004-02-20 Kazu Hirata - - * 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 - - * params.def (max-peeled-insns, max-completely-peeled-insns, - max-once-peeled-insns): Set to 400. - -2004-02-20 John David Anglin - - 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 - - PR target/14201 - * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand - numbers. - -2004-02-20 Per Bothner - - * 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 - - * doc/invoke.texi: Add -Wvariadic-macros. - -2004-02-20 Kazu Hirata - - * haifa-sched.c (sched_emit_insn): Remove. - * sched-int.h: Remove the corresponding prototype. - -2004-02-20 Kazu Hirata - - Revert: - 2004-02-19 Kazu Hirata - * 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 - Tom Tromey - - * 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 - - * doc/install.texi (Building the Ada compiler): Remove - example. - -2004-02-20 James E Wilson - - * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg. - -2004-02-20 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * 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 - Maciej W. Rozycki - - * 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 - - * 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 - - * 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 - - PR preprocessor/14198 - * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add - builtin_assert ("machine=mips") - -2004-02-19 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * 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 - - * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro. - * testsuite/gcc.dg/20040219-1.c: New test. - -2004-02-19 Ulrich Weigand - - * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc", - "*subsf3_cconly"): Subtraction is not commutative. - -2004-02-19 Zack Weinberg - - * 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 - - * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison - for unordered comparison codes. - -2004-02-19 Ian Lance Taylor - - * 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 - - 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 - - * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove. - -2004-02-19 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * loop.c (all_sets_invariant_p): Remove. - -2004-02-19 Eric Botcazou - - 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 - - * function.c (assign_parms): When building decl_rtl for - SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer. - -2004-02-19 Olivier Hainque - - * 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 - - * 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 - - * 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 - - * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64 - by default. - -2004-02-18 Ulrich Weigand - - * 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 - - * config/s390/s390.c (s390_mainpool_start): Delete the main pool - placeholder insn when chunkifying the pool. - -2004-02-18 John David Anglin - - * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not - generating PIC code. - -2004-02-18 Kazu Hirata - - * 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 - - * 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 - - * 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 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) . 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 - - * config/h8300/h8300.md (four define_peephole2's): Use - h8300_regs_ok_for_stm(). - -2004-02-18 Kazu Hirata - - * 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 - - * 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 - - * 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 - - 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 - - * config/h8300/h8300.md: Move movsf patterns into one section - of the file. - -2004-02-18 Kazu Hirata - - * 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 - - * config/h8300/h8300.md: Move push patterns into one - section of the file. - -2004-02-18 Mark Mitchell - - PR c++/11326 - * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL - fntype. - -2004-02-18 Paul Brook - - * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX - -2004-02-18 Paul Brook - - PR debug/12934 - * dwarf2out.c (loc_descriptor_from_tree): Handle - EXPR_WITH_FILE_LOCATION. - -2004-02-18 Jakub Jelinek - - * 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 - - * 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 - - * 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 - - * caller-save.c (insert_restore): Pass mem through copy_rtx. - (insert_save): Likewise. - -2004-02-17 Kazu Hirata - - * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a - warning. - -2004-02-17 Kazu Hirata - - * 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 - - * 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 - - * config/h8300/h8300.c (fix_bit_operand): Change the name of - the last argument to "code" from "type". - -2004-02-17 Kazu Hirata - - * config/h8300/h8300.c: Remove an extern declaration of - rtx_equal_function_value_matters. - -2004-02-17 Kazu Hirata - - * 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 - - * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment - typos. - -2004-02-17 Jan Hubicka - - * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4. - -2004-02-18 Alan Modra - - 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 - - * 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 - - * (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 - - * config/h8300/h8300.md: Fix comment typos. - -2004-02-17 Rainer Orth - - * 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 - - * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM. - -2004-02-17 Kazu Hirata - - * config/h8300/h8300.c (h8300_expand_prologue): Don't generate - insns by hand. - -2004-02-17 Zdenek Dvorak - - * cfghooks.c (split_edge): Speed up updating of dominators. - -2004-02-17 Mark Mitchell - - 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 - - * config/h8300/h8300.c (h8300_emit_stack_adjustment): - Don't generate insns by hand. - -2004-02-17 Andrew Pinski - - PR c++/14178 - * doc/invoke.texi (fabi-version): The default is 2 now. - -2004-02-17 Zdenek Dvorak - - * 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 - - * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame - pointer. - (CALL_USED_REGISTERS): Likewise. - (REG_ALLOC_ORDER): Likewise. - (REG_CLASS) : Likewise. - -2004-02-16 Geoffrey Keating - - * 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 - - * 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 - - * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()). - -2004-02-16 Zack Weinberg - - * sdbout.c (sdb_debug_hooks): Correct the type_decl entry. - -2004-02-16 Joseph S. Myers - - * doc/sourcebuild.texi: Mention backends.html. - -2004-02-16 Kazu Hirata - - * 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 - - * 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 - - * config/h8300/h8300.md: Remove unnecessary parallels from - all define_insn and define_split patterns. - -2004-02-15 Kazu Hirata - - * config/h8300/h8300.md: Remove explicit (set_attr "cc" - "clobber"). - -2004-02-15 Bernardo Innocenti - - * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for - '%#'. - -2004-02-15 Kazu Hirata - - * config/ia64/ia64.c, config/mips/mips.c, - config/mmix/mmix-modes.def: Fix comment typos. - -2004-02-15 Roger Sayle - - * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro. - (get_directive_line): Remove unused function prototype. - -2004-02-14 Josef Zlomek - - * tree-inline.c (copy_body_r): Do not replace ret_label. - -2004-02-14 Jan Hubicka - - * 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 - - * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of - PARALLEL is NULL. - -2004-02-14 Per Bothner - - * 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 - - * Makefile.in: Fix comment typos. - -2004-02-14 Olivier Hainque - - * 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 - - * 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 - - * 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 - - * configure.ac: Search for as, ld below libexec/gcc. - * configure: Regenerate. - -2004-02-14 Ben Elliston - - * 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 - - * 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 - - * xcoffout.c (xcoff_assign_fundamental_type_number): Check - DECL_NAME != 0 before dereferencing. - -2004-02-13 Ulrich Weigand - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/s390/s390.c (s390_sched_reorder2): Remove. - (TARGET_SCHED_REORDER2): Do not redefine. - -2004-02-12 Zack Weinberg - - * 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 - - 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 - - * 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 - - * config.gcc: Restore support for m68k-openbsd. - -2004-02-12 Jan Hubicka - - * tree-optimize.c (tree_rest_of_compilation): Do not release - DECL_ARGUMENTS. - -2004-02-11 Matt Kraai - - * doc/install.texi: Fix the spelling of "explicitly". - -2004-02-11 Eric Christopher - - * 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 - - 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 - - * 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 - - 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 - - * tree.h (frame_base_decl): Add GTY marker. - * var-tracking.c (frame_base_decl): Likewise. - -2004-02-11 Daniel Berlin - - * 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 - - 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. - : 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) : 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 - - * 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 - - * config/rs6000/spe.md ("*movv2si_internal"): Check for register - operand. - (movv4hi_internal): Same. - (movv2sf_internal): Same. - (movv1di_internal): Same. - -2004-02-11 Thiemo Seufer - - * 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 - - * 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 - - * 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 - - * doc/install.texi: Remove extra cd. - -2004-02-10 Ziemowit Laski - - * 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 - - * 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 - - PR c/14088 - * real.c (real_from_string): Look for 'X' as well as 'x' in - hexfloat strings. - -2004-02-10 Kazu Hirata - - * config/h8300/h8300.md: Remove an incorrect comment about - peephole2. Add comments. - -2004-02-10 Josef Zlomek - - 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 - - * c-opts.c (c_common_post_options): Don't emit working directory - in cpp output if -P was specified. - -2004-02-10 Paolo Bonzini - - PR c/14092 - * fold-const.c (fold) : Convert result of - negate_expr back to the original type. - -2004-02-10 Alan Modra - - * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't - bump retaddr here. - -2004-02-10 Paolo Bonzini - - * 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 - - * 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 - - * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI - && TARGET_IRIX. - -2004-02-09 Ziemowit Laski - - * 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 - - * 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 - - * 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 - - 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 - - * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow - unaligned loads and stores. - -2004-02-09 Rainer Orth - - * 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 - - * configure.ac: Remove default executable files before AC_PROG_CC. - * configure: Regenerate. - -2004-02-09 Kazu Hirata - - 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 - - * fold-const.c (fold) : 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 - - * 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 - Bernardo Innocenti - - * 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 - - * 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 - - * README.Portability: Change "ISO C89" to "ISO C90". - * c-parse.in (primary, initelt): Likewise. - -2004-02-08 Richard Sandiford - - * 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 - - * 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 - - * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data. - -2004-02-07 David Edelsohn - - * function.c (assign_parms): Fix formatting. - -2004-02-07 Kazu Hirata - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - PR bootstrap/13990 - * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to - gen_rtx_NE. - -2004-02-07 Josef Zlomek - - * var-tracking.c (vt_add_function_parameters): Surround checkings by - #ifdef ENABLE_CHECKING and #endif. - -2004-02-07 Roger Sayle - - * 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) : 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 - - * 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 - - * c-ppoutput.c, var-tracking.c: Fix comment typos. - -2004-02-06 James E Wilson - - * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for - glibc 2.3 or better. - -2004-02-06 Kazu Hirata - - * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change - to FLOAT_LIB_COMPARE_RETURNS_BOOL. - -2004-02-07 Alan Modra - - * 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 - Ulrich Weigand - - * 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 - - * dwarf2out.c (loclabel_num): Move into #ifdef - DWARF2_DEBUGGING_INFO. - -2004-02-06 Ziemowit Laski - - * 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 - - * reload1.c (check_eliminable_occurrences): Optimize the reset - of can_eliminate. - (eliminate_regs_in_insn): Likewise. - -2004-02-06 Daniel Berlin - Josef Zlomek - - * 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 - - * 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 - Daniel Berlin - - Josef Zlomek - * 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 - * 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 - - * flow.c (update_life_info): Allocate reg_deaths when called from - scheudler. - (attempt_auto_inc): Update life ranges accordingly. - -2004-02-06 Ulrich Weigand - - PR debug/11816 - * dwarf2out.c (gen_decl_die): Handle anonymous struct members. - -2004-02-06 Ulrich Weigand - - * cfganal.c (flow_call_edges_add): Never split a libcall block. - -2004-02-06 Daniel Berlin - - * 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 - - * doc/invoke.texi: Remove the pni option from -mfpmath=. - -2004-02-06 Jan Hubicka - - * 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 - - * config/s390/s390.md (*extendsiqi2_short_displ): Change to - *extendqisi2_short_displ. - -2004-02-06 Alan Modra - - * 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 - - * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever - possible. - -2004-02-06 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR) - to $$(slibdir) in the installation commands. - -2004-02-05 David Edelsohn - - * 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 - - * config.gcc: Remove i370 support. - -2004-02-05 Kelley Cook - - * doc/install.texi: Update automake and autoconf version - requirements. Note where to find gcj automake version. - -2004-02-05 Kelley Cook - - * 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 - - 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 - - * config/ia64/ia64.c (REG_GP): Remove. - -2004-02-05 Rainer Orth - - * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define. - -2004-02-05 Devang Patel - - * dwarf2out.c (force_type_die): Look up input type itself - instead of root_type() of type. - -2004-02-05 Andreas Krebbel - - * 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 - - * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with - TARGET_PROMOTE_PROTOTYPES. - -2004-02-05 Rainer Orth - - PR middle-end/13750 - Revert: - 2004-01-15 Geoffrey Keating - 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 - - * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to - msgid. - -2004-02-05 Dorit Naishlos - - * 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 - - * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr. - * configure: Regenerate. - -2004-02-05 Jonathan Wakely - - * doc/install.texi: Update description of --gxx-include-dir to - give correct default value. - -2004-02-05 Kazu Hirata - - * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace - 8 with MAC_REG. - -2004-02-05 Kazu Hirata - - * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with - gen_rtx_PARALLEL. - -2004-02-05 Kazu Hirata - - * emit-rtl.c: Update the comment about the file. - -2004-02-05 Joseph S. Myers - - * sourcebuild.texi (Test Idioms): Update testcase naming - conventions. - -2004-02-04 Per Bothner - - 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 . - (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 - - * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma. - -2004-02-04 Geoffrey Keating - - * 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 - - * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx(). - -2004-02-04 David Edelsohn - - * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno, - against FIRST_PSEUDO_REGISTER. - -2004-02-04 Rainer Orth - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * cgraphunit.c (cgraph_postorder): Fix typo in comment. - -2004-02-04 Ulrich Weigand - - * 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 - - * 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 - - * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with - TARGET_SETUP_INCOMING_VARARGS. - -2004-02-04 Kazu Hirata - - * 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 - - * 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 - - * config/fr30/fr30.h (FUNCTION_VALUE): Remove the - target-independent comment. - -2004-02-04 Kazu Hirata - - * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't - mention deprecated target macros. - -2004-02-04 Kazu Hirata - - * 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 - - * 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 - - * doc/invoke.texi (x86 options): Fix spelling/wording. - -2004-02-03 Richard Sandiford - - * 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 - - * 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 - - PR target/9348 - * expr.c (expand_expr_real) : 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 - - * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings. - -2004-02-03 J"orn Rennecke - - * config.gcc (sh[234]l): Use little endian fragments. - -2004-02-03 Paul Koning - - * 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 - - 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 - - * 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 - - Merge from csl-arm-branch. - - 2004-01-30 Paul Brook - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept - CONSTANT_P_RTX. - - 2003-30-12 Paul Brook - - * longlong.h: protect arm inlines with !defined (__thumb__) - - 2003-30-12 Paul Brook - - * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__. - - 2003-12-30 Nathan Sidwell - - * builtins.c (expand_builtin_apply_args_1): Fix typo in previous - change. - - 2003-12-29 Nathan Sidwell - - * 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 - - * 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 - - * 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 - - * 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 - - * config/arm/arm.c (all_architectures): Add armv6. - * doc/invoke.texi: Document it. - - 2003-12-19 Paul Brook - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * 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 - Ian Lance Taylor - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - PR target/13789 - * expr.c (store_expr): Use force_operand before emit_move_insn. - -2004-02-02 Jeff Law - Roger Sayle - - * 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 - - * 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 - - PR target/13914 - * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap - for retaddr_column. - -2004-02-02 Kazu Hirata - - * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of - gen_rtx. - -2004-02-02 Eric Christopher - Zack Weinberg - - * 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 - - * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno, - against FIRST_PSEUDO_REGISTER. - -2004-02-02 Eric Botcazou - - * doc/invoke.texi (SPARC options): Further improve. - -2004-02-02 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * doc/invoke.texi (SPARC options): Document that -mflat is deprecated. - -2004-02-02 Kazu Hirata - - * 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 - - * config/mcore/mcore.c (block_move_sequence): Replace - gen_rtx_CONST_INT with GEN_INT. - -2004-02-02 Jan Hubicka - - * 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 - - * 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 - - * config/h8300/h8300.md (two peephole2's): New. - -2004-02-01 Eric Botcazou - - * 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 - - * 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 - - * 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 - - * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s. - -2004-02-01 Chris Demetriou - - * 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 - - * config/c4x/c4x.md: Use GEN_INT instead of - gen_rtx (CONST_INT, ...). - -2004-01-31 Richard Henderson - - * varasm.c (output_constant_pool): Don't zap the pool. - -2004-01-31 Kazu Hirata - - * 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 - - * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT - instead of gen_rtx_CONST_INT. - -2004-01-31 Kazu Hirata - - * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT - instead of gen_rtx_CONST_INT. - -2004-01-31 Kazu Hirata - - * 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 - - * 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 - - * doc/invoke.texi (SPARC options): Restructure and update. - -2004-01-31 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * doc/invoke.texi: Follow spelling conventions. - * doc/tm.texi: Likewise. - -2004-01-31 Kazu Hirata - - * doc/install.texi: Fix typos. - * doc/invoke.texi: Likewise. - -2004-01-31 Ulrich Weigand - - * 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 - - * 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 - - * 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 - - 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 - - * ggc-zone.c (ggc_free): New function. - -2004-01-30 Kazu Hirata - - 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 - - * Makefile.in (abs_docdir, abs_srcdir): Define. - (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir). - -2004-01-30 Kazu Hirata - - * genconfig.c (main): Have CC0_P check its operand even on a - target without cc0. - -2004-01-30 Kazu Hirata - - * 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 - - 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 - - * reload.c (get_secondary_mem): Fix updating of - secondary_memlocs_elim_used. - -2004-01-30 Richard Henderson - - * 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 - - * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0. - Copy operands[1] to pseudo for simplify_gen_subreg. - -2004-01-30 Kazu Hirata - - * gcse.c (bypass_block): Fix a typo in the previous check-in - to the file. - -2004-01-30 Andrew Pinski - - * toplev.c: Include alloc-pool.h. - * Makefile.in (toplev.c): Update dependencies. - -2004-01-30 Richard Kenner - - * combine.c (simplify_shift_const, case XOR): Be careful when - commuting XOR with ASHIFTRT. - -2004-01-30 Kazu Hirata - Eric Botcazou - - * 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 - - PR c/12818 - * varasm.c (const_hash_1) : Use the - address to compute the hash value if flag_writable_strings. - (compare_constant) : 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 - - * 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 - - * toplev.c: Fix broken checkin of 2003-12-30, again. - -2004-01-30 Ulrich Weigand - - * 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 - - PR target/11475 - * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates. - -2004-01-29 Jakub Jelinek - - * emit-rtl.c (change_address): Use XEXP (memref, 0) instead - of addr when creating MEM copy. - -2004-01-29 Devang Patel - - * dwarf2out.c (gen_field_die): Do not equate decl number to die. - -2004-01-28 Ian Lance Taylor - - PR inline-asm/6162 - * reload.c (find_reloads): Only support one pair of commutative - operands. - -2004-01-29 Roger Sayle - - 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 - - * 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 - - * cfghooks.c (split_block): Set probability and count of the - new edge. - -2004-01-29 Josef Zlomek - - * 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 - - 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 - - * 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 - - * config/avr/avr.h: Remove target-independent comments about - target macros. - -2004-01-28 Daniel Berlin - - * timevar.c (timevar_print): Mention when checking is enabled. - -2004-01-28 Giovanni Bajo - - * 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 - - * config/mcore/mcore.c (mcore_external_libcall): Add a - comment. - (mcore_return_in_memory): Likewise. - -2004-01-28 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * config/stormy16/stormy16.c - (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to - TARGET_BUILD_BUILTIN_VA_LIST. - -2004-01-28 Kazu Hirata - - * 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 - - * 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 - - * 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 - - 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 - - * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand - to register_operand. - -2004-01-28 Zack Weinberg - - * 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 - - * 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 - - * genrecog.c (write_node): Remove a useless local variable. - -2004-01-28 Ian Lance Taylor - - * 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 - - * 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 - Jim Wilson - - * 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 - - * gcse.c (bypass_block): Prevent edges to be unified when we are - about to emit compenstation code. - -2004-01-28 Nick Clifton - - * config/arm/arm.c (arm_expand_builtin): Force second argument of - the setcwx insn into a register. - -2004-01-28 Richard Sandiford - - * 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 - - * 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 - - * 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 - - * config/pa/pa.c (emit_move_sequence): Check that operand1 is a - CONST_INT before using INTVAL. - -2004-01-27 Ulrich Weigand - - * 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 - - * 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 - - PR target/7297 - * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp(). - -2004-01-27 David Edelsohn - - * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting - slow, unaligned loads and stores while debugging. Fix formatting. - -2004-01-27 David Edelsohn - - * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead - of computing wmode. - (restore_stack_nonlocal): Same. - -2004-01-27 Devang Patel - - * 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 - - * 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 - - * 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 - - * 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 - - * fixinc/fixinc.c (test_test): Initialize res. - (start_flexer): Initialize pz_cmd_save. - -2004-01-27 Zack Weinberg - - * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS, - SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS. - -2004-01-27 Zack Weinberg - - 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 - - * config/arm/arm.c (output_return_instruction): Only restore IP - into SP if frame_pointer_needed. - -2004-01-27 Eric Botcazou - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept - constant addresses in the normal mode. - -2004-01-26 Kaveh R. Ghazi - - * 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 - - * 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 - - * 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 - - * cselib.c (discard_useless_values): Clear out value pointer pointing - to datastructure to be recycled. - -2004-01-25 Jan Hubicka - - * genextract.c (main): Do not output the memset when not checking. - -2004-01-26 Kazu Hirata - - * 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 - - * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry. Add - acute accents for Petur Runolfsson's entry. - -2004-01-26 Kazu Hirata - - * 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 - - * config/rs6000/rs6000.c (rs6000_emit_move): split slow - unaligned load/store into smaller loads and stores. - -2004-01-26 Fariborz Jahanian - - * 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 - - PR middle-end/13779 - * expr.c (emit_group_load): split constant - correctly into register components of PARALLEL insn. - -2004-01-26 Fariborz Jahanian - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * config/mips/mips.c (mips16_optimize_gp): Delete. - (mips_reorg): Don't call it. - -2004-01-26 Michael Hayes - - * 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 - - * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove. - (HAVE_GAS_HIDDEN): Undefine as interim measure. - -2004-01-26 Michael Hayes - - * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct - memory references if TARGET_EXPOSE_LDP nonzero. - -2004-01-26 Michael Hayes - - * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts. - -2004-01-26 Michael Hayes - - * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject - invalid operand combinations. - -2004-01-26 Michael Hayes - - * 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 - - * 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 - - * 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 - - * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref. - -2004-01-25 Chris Demetriou - - * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2, - and MIPS64 have HI/LO interlocks. Update comment. - -2004-01-25 Kazu Hirata - - * 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 - - * 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 - - * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove. - (PROMOTE_FUNCTION_RETURN): Likewise. - -2004-01-25 Kazu Hirata - - * 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 - - PR bootstrap/13853 - * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0. - -2004-01-25 Kazu Hirata - - * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by - using ccr. - -2004-01-25 Kazu Hirata - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * combine.c (recog_for_combine): Avoid allocating unnecesary RTX. - -2004-01-25 Richard Sandiford - - * 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 - - * 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 - - * 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 - - 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 - - * 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 - - 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 - - * 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 - - * simplify-rtx.c (simplify_relational_operation): Don't - simplify address == constant into address + -constant == 0. - -2004-01-24 Kazu Hirata - - * gcc.c (process_command): Don't internationalize the - Copyright message. - * mips-tfile.c (main): Likewise. - -2004-01-24 Andreas Tobler - - * cse.c: (cse_cc_succs) Fix comparison warning. - -2004-01-24 Kazu Hirata - - * config/h8300/h8300.md: Remove extraneous USE in expanders. - -2004-01-24 Kazu Hirata - - * 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 - - * 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 - - * cselib.c (remove_useless_values): Do not access discarded values. - -2004-01-24 Joseph S. Myers - - * c-typeck.c (build_conditional_expr): Do not allow non-lvalue - arrays. - -2004-01-23 Kazu Hirata - - * recog.c: Fix a typo in copyright. - -2004-01-23 Andrew Pinski - - * config/rs6000/rs6000.md (call): Fix misappiled patch. - (call_value): Likewise. - -2004-01-23 Richard Henderson - - 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 - - * 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 - - PR target/13674 - * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage - loading into GPR. - -2004-01-23 Jan Hubicka - - * 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 - - 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 - - * 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 - - 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 - - * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was - set to default{32,64}. - -2004-01-21 Jakub Jelinek - - * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR) - [!__powerpc64__]: Corrected to handle kernels with changed ucontext. - -2004-01-23 Eric Botcazou - Olivier Hainque - - * 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 - - * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode - size for minipool references. - -2004-01-23 Roger Sayle - - * 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 - - 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 - - * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets. - -2004-01-23 J"orn Rennecke - - * 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 - - * 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 - - * 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 - - * config/pa/fptr.c: Fix old-style definition. - -2004-01-22 Paolo Bonzini - - PR optimization/13724 - * cse.c (fold_rtx) : Fold a SUBREG to zero if it - represents the zero bits produced by a ZERO_EXTEND operation. - -2004-01-22 Roger Sayle - - 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 - - * doc/invoke.texi (Optimize Options): Note that --param arguments - are subject to change without notice. - -2004-01-22 Rainer Orth - - * 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 - - * 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 - - * config/xtensa/xtensa.c (function_arg): Generalize logic so that it - handles complex and vector modes. - -2004-01-22 Kazu Hirata - - * 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 - - * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1) - (genrtl_for_stmt): Remove emit_nop calls. - -2004-01-22 John David Anglin - - 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 - - * 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 - - * 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 - Paolo Bonzini - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * config/sparc/sparc.c (function_arg_record_value_1): Fix - computation of the number of integer registers required. - -2004-01-21 Kazu Hirata - - * config/i386/i386.md: Simplify certain comparisons of - const_int. - -2004-01-21 Andrew Pinski - - PR target/13785 - * config/rs6000/rs6000.md (call_value): Force operand - 1 not operand 0 into a register. - -2004-01-21 Kazu Hirata - - * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def, - unwind-dw2-fde.h: Update copyright. - -2004-01-21 John David Anglin - - * pa-protos.h: Update copyright. - * pa.h: Likewise. - * pa.md: Likewise. - -2004-01-21 Caroline Tice - - 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 - - * 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 - - * 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 - - * 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 - Michael Matz - - * doc/extend.texi (Extended Asm): Clarify memory clobber. - -2004-01-21 Jakub Jelinek - - * crtstuff.c (frame_dummy, __do_global_ctors_1): Call - _Jv_RegisterClasses through a function pointer. - -2004-01-21 Falk Hueffner - - 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 - - * config/m32r/m32r.h (CPP_SPEC): Define. - -2004-01-21 Zack Weinberg - - * 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 - - * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and - $(SYSTEM_H). - (print-rtl1.o): Depend on $(SYSTEM_H). - -2004-01-20 Kelley Cook - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - 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 - - * 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 - - * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK - not TARGET_M32RX_MASK. - -2004-01-20 Eric Botcazou - - PR target/13557 - * config/sparc/sparc.c (function_arg): Reorder the cases. - -2004-01-19 Per Bothner - - 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 - - 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 - - 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * contrib.texi: Update Paolo Carlini's entry. New entries for - Jerry Quinn and Petur Runolfsson. - -2004-01-19 Roger Sayle - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove. - -2004-01-18 Kazu Hirata - - * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of - the size of a pointer in bytes. - -2004-01-18 Roger Sayle - - * 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 - - * 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 - - * 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 - - * config/mips/mips.c (mips_got_alias_set): Mark for PCH. - -2004-01-18 Joseph S. Myers - - * 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 - - 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 - - * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040, - mcpu32): Remove redundant checks for implied target predefines. - -2004-1-17 Andrew Pinski - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * 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 - - * config/sh/sh.c: Include ggc.h. - -2004-01-16 Geoffrey Keating - - * 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 - - * 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 - Chandrakala Chavva - - * 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 - - * 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 - - * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ... - (alpha___extern_prefix_sys_stat): ... this. - Apply to , 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 - - * version.c (version_string): Change to 3.5.0. - * doc/include/gcc-common.texi (version-GCC): Likewise. - -2004-01-16 Jan Hubicka - - * 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 - - * 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 - - * 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 - - PR 11864 - * postreload.c (reload_cse_simplify_operands): Don't remove - implicit extension from LOAD_EXTEND_OP. - -2004-01-16 Jan Hubicka - - 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 - - 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 - - * 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 - - * 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 - - * Makefile.in (MAINT): Make it an immediate assignment. - -2004-01-15 Kazu Hirata - - * config/m32r/m32r.md: Remove useless calls to gen_lowpart. - -2004-01-15 Kazu Hirata - - * 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 - - * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF - around it. - -2004-01-15 Kazu Hirata - - * 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 - - PR optimization/13375 - * gcse.c (handle_avail_expr): Just return if the source is not a - single set. - -2004-01-15 Richard Earnshaw - Daniel Jacobowitz - - * 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 - - PR optimization/12372 - * calls.c (expand_call): Add call_fusage data for stack arguments in - constant calls. - -2004-01-15 Alan Modra - - * 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 - - PR bootstrap/13692 - * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in - previous patch. - -2004-01-15 Richard Henderson - - * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after - integer regs of the same call-savedness. - -2004-01-15 Andreas Schwab - - 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 - - * doc/invoke.texi: Update dump file names. Fix a typo. - -2004-01-15 Kazu Hirata - - * 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 - - * 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 - - 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 - - * doc/tm.texi (FUNCTION_VALUE): Fix a typo. - -2004-01-14 Kazu Hirata - - * doc/tm.texi: Replace RETURN_IN_MEMORY with - TARGET_RETURN_IN_MEMORY. - -2004-01-15 Jan Hubicka - - * 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 - - * c-parse.in (stmts_and_decls): Make label at end of compound - statement a hard error. - -2004-01-14 Jan Hubicka - - * 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 - - 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 - - * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with - targetm.calls.strict_argument_naming(). - * target.h: Likewise. - -2004-01-14 Richard Henderson - - PR debug/13231 - * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue - instructions. - -2004-01-14 Richard Henderson - - 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 - - * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0. - -2004-01-14 Kazu Hirata - - * config/alpha/alpha.h (STRUCT_VALUE): Remove. - * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef. - (STRUCT_VALUE): Remove. - -2004-01-14 Steven Bosscher - - * 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 - - 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 - - * regrename.c (find_oldest_value_reg): Fix a warning. - -2004-01-14 Richard Earnshaw - - 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 - - * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx - (CONST_INT, VOIDmode, ...). - -2004-01-14 Richard Earnshaw - - * 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 - - * alias.c (get_alias_set): Initialize alias set to 0 when subset is - impossible. - -2004-01-14 Kelley Cook - - * Makefile.in: Define MAINT from --enable-maintainer-mode. - -2004-01-14 Hartmut Penner - - * 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 - - * config/sparc/sparc.md (tie_add32): Fix pasto. - (tie_add64): Likewise. - -2004-01-14 Zdenek Dvorak - - * config/i386/i386.md (*addqi_1_slp): Do not access operands[2]. - -2004-01-13 Kazu Hirata - - * config/iq2000/iq2000-protos.h: Fix comment formatting. - * config/iq2000/iq2000.c: Likewise. - * config/iq2000/iq2000.md: Likewise. - -2004-01-14 J. Brobecker - - * 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 - - * 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 - - * config/h8300/h8300.c (dosize): Change to - h8300_emit_stack_adjustment. Update callers. - -2004-01-13 Kazu Hirata - - * 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 - - * 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 - - Partial fix PR c++/12850 - * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when - at zero nest level. - -2004-01-13 Bernardo Innocenti - - * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr" - pseudo-register. - -2004-01-13 Devang Patel - - 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 - - * 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 - - * cfg.c (dump_bb): Dump entry edges. - -2004-01-13 Richard Earnshaw - - * 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 - - * 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 - - * doc/rtl.texi (Vector Operations): Remove defunct vec_const item. - -2004-01-12 James E Wilson - - * unwind-libunwind.c: Delete. - -2004-01-12 Zack Weinberg - - 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 - - * 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 - - 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 - - * 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 - - * 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 - - * alias.c (new_alias_set): Construct the alias_set varray. - (init_alias_once): Don't do it here. - -2004-01-12 Marc Espie - - * system.h: handle YYBYACC like YYBISON. - -2004-01-12 Jonathan Merriman - - PR target/10847 - * config.gcc: No longer includes conflicting header sparc/sol2.h when - building on sparc64-*-openbsd*. - -2004-01-12 Andrew Pinski - - PR debug/13539 - * dbxout.c (dbxout_type): Protected inheritance is not - private but protected. - -2004-01-12 Richard Sandiford - - * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch. - -2004-01-12 Kazu Hirata - - 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 - * 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 - - * 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 - - * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX - TFmode to SImode libfuncs. - -2004-01-12 Roger Sayle - - PR middle-end/11397 - * varasm.c (assemble_alias): Remove weak aliases from weak_decls. - -2004-01-12 Jan Hubicka - - 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 - - * simplify-rtx.c (simplify_immed_subreg): Correctly extract the - high word of an integral CONST_DOUBLE. - -2004-01-12 Paul Brook - - * simplify-rtx.c (simplify_plus_minus): Always generate canonical form. - -2004-01-12 J"orn Rennecke - - 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 - - * 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 - - 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 - - * 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 - - 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 - - * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the - brace-enclosed syntax in all C output statements. - -2004-01-12 David Edelsohn - - 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 - - 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 - - * pa.c: Don't include obstack.h. - - * pa.md: Correct constraint in pattern for loading PIC label address. - -2004-01-11 Kaz Kojima - - * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine - before defining. - -2004-01-11 Steven Bosscher - - 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 - - * c-decl.c (diagnose_arglist_conflict): Add missing space to - diagnostic messages. - -2004-01-11 Jakub Jelinek - - 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - * config/m32r/m32r.md: Use define_constants for unspec and - unspec_volatile. - -2004-01-10 Jan Hubicka - - PR opt/11635 - * expr.c (expand_expr_real): More curefully expand union casts. - -2004-01-10 Kazu Hirata - - * config/m32r/m32r.md (flush_icache): Use 1 for - unspec_volatile. - -2004-01-10 David Edelsohn - James E Wilson - - 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 - - * tree.c (get_unwidened): Reorder conditions so that the null pointer - check is done first. - -2004-01-09 Eric Christopher - - * toplev.c (rest_of_handle_cfg): Add reg_scan pass - if we're running mark_constant_function. - -2004-01-09 Jeff Bailey - - PR target/12561 - * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR. - -2004-01-09 Andrew Pinski - - 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 - - * 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 - - * recog.c (constrain_operands): Validate mem operands. - -2004-01-09 James E Wilson - - * gcc.c (init_spec): Remove -lunwind from shared case. - * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind. - -2004-01-09 Steve Ellcey - - * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*. - * configure: Regenerate - -2004-01-09 Joseph S. Myers - - 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 - - * 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 - - * 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 - - 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 - - * 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 - - * 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 - - * 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 - - PR opt/12441 - Revert: Sat Mar 30 14:08:55 CET 2002 Jan Hubicka - * 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 - - * Makefile.in: Rename configure.in to configure.ac - * doc/sourcebuild.texi: Likewise. - * configure: Regenerate. - * config.in: Regenerate. - -2004-01-08 Stuart Hastings - - * config/i386/i386.md: Typos in MMX/SSE immediate shifts. - -2004-01-08 Jan Hubicka - - * cgraphunit.c (cgraph_decide_inlining): Fix typo. - -2004-01-08 Geoffrey Keating - - * 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 - - * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit - variables in the appropriate bss section. - -2004-01-09 Alan Modra - - * 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 - - * simplify-rtx.c (simplify_immed_subreg): Fix construction of - floating-point constants. - -2004-01-08 J. Brobecker - - * 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 - - * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h: - Add multiple-include guard. - -2004-01-08 Hartmut Penner - - * 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 - - 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 - - PR c/12165 - * c-decl.c (grokdeclarator): Take type qualifiers of typedefed - array type from the array element type. - -2004-01-07 Alan Modra - - * 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 - - * 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 - - * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate. - (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use. - -2004-01-06 Geoffrey Keating - - * 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 - - * 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 - - * 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 - - * 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 - - * doc/install.texi: Fix typos. - * doc/invoke.texi: Likewise. - * doc/md.texi: Likewise. - -2004-01-06 Kazuhiro Inaoka - - * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed - -2004-01-06 Jan Hubicka - - * 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 - - * 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 - - * 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 - - * toplev.c: Fix broken checkin of 2003-12-30. - -2004-01-05 Daniel Berlin - - * 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 - - * doc/invoke.texi: Remove a page break. - -2004-01-05 Kazu Hirata - - * config/avr/avr.c (avr_output_function_prologue): Remove an - extra pair of curly braces. - -2004-01-05 Kazu Hirata - - * config/mn10300/mn10300.c: Fix comment formatting. - * config/mn10300/mn10300.h: Likewise. - -2004-01-05 Richard Kenner - - * 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 - - * doc/invoke.texi: Remove traces of dead ports. - -2004-01-05 Richard Sandiford - - * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs - option. - -2004-01-05 Richard Sandiford - - 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 - - * 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 - - * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison - warning. - -2004-01-04 Nathanael Nerode - - * configure.ac: Use AC_PROG_CPP_WERROR. - * configure: Regenerate. - -2004-01-04 Zack Weinberg - - * .cvsignore: Add autom4te.cache. - -2004-01-04 Richard Sandiford - - * 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 - - PR c/3414 - * doc/extend.texi: Clarify definition of malloc attribute. - -2004-01-04 Jan Hubicka - - * 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 - - * 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 - - * 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 - - * config/i386/i386.md (fp constant pool splitter): Reorg suppression - for sse and 387; add suppression for mmx. - -2004-01-02 Andrew Pinski - - * 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 - - * config/mn10300/mn10300.h (PREDICATE_CODES): Add - const_8bit_operand and call_address_operand. - -2004-01-02 Jan Hubicka - - * 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 - - * expr.c (store_constructor): Fix pasto in previous patch. - -2004-01-02 Kazu Hirata - - * 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 - - * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update - copyright and last modification dates. - -2004-01-02 Andreas Jaeger , Gerald Pfeifer - - * doc/install.texi (Specific): Mention x86_64. - -2004-01-01 Hans-Peter Nilsson - - * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]: - Call force_operand on plus_constant result. - -2004-01-01 Jan Hubicka - - * 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 - - 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 index 00000000000..92a4d69b804 --- /dev/null +++ b/gcc/ChangeLog.11 @@ -0,0 +1,21016 @@ +2004-06-30 Roger Sayle + + * 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 + Andreas Tobler + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * prefix.c (lookup_key): Cast buffer to LPBYTE. + +2004-06-30 Per Bothner + + 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 . + (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 + Eric Christopher + + * config/mips/3000.md: Improve description. + +2004-06-30 Paul Brook + + * 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 + + * 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 + + * 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 + + * config/rs6000/rs6000.c (rs6000_rtx_costs) : Handle + subtractions identically to additions, always COSTS_N_INSNS (1). + +2004-06-30 J"orn Rennecke + + * expmed.c (expand_smod_pow2): Fix sign of mask. + +2004-06-29 Diego Novillo + + * 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 + + 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) : Clarify the validity + domain of 'current_function_uses_only_leaf_regs'. + (Stack and Calling) : Document new target hook + TARGET_LATE_RTL_PROLOGUE_EPILOGUE. + +2004-06-30 Jakub Jelinek + + * 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 + + * config/c4x/c4x.md: Fix comment. + +2004-06-30 Akos Kiss + + * arm.md (cond_return_inverted): Add "length" attribute. + +2004-06-29 Per Bothner + + * 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 + + * config/ia64/hpux.h: Target does too support thread-local storage. + +2004-06-29 Zack Weinberg + + * combine.c (distribute_notes): Don't look at global_regs for + pseudos. + +2004-06-29 Richard Henderson + + * 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 + + * web.c (union_defs): use all defs of an instruction to create a + union with a read/write use + +2004-06-29 Richard Henderson + + PR middle-end/16216 + * builtins.c (gimplify_va_arg_expr): Check for valist being + an error_mark_node. + +2004-06-29 Jakub Jelinek + + 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 + + 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 + + * 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 + + * tree-sra.c: Include expr.h for definition of MOVE_RATIO. + * Makefile.in (tree-sra.c): Update dependencies. + +2004-06-29 Richard Henderson + + * tree-sra.c: Rewrite from scratch. Handle nested aggregates. + +2004-06-29 Nathan Sidwell + + * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when + size_t is bigger than int. + +2004-06-29 Paul Brook + + * 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 + + * cfglayout.c (fixup_reorder_chain): Don't do anything for + e_fall->dest == EXIT_BLOCK_PTR. + +2004-06-28 Richard Henderson + + * 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 + + * function.c (assign_parms): Don't abort with zero size stack + parm failing the PARM_BOUNDARY check. + +2004-06-28 Diego Novillo + + * 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 + + * 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 + + * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'. + * fold-const.c (operand_equal_p ): 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 + + * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs. + +2004-06-28 Joseph S. Myers + + * builtins.def (execl, execlp, execle, execv, execvp, execve, + fork): Change to DEF_EXT_LIB_BUILTIN. + +2004-06-28 Roger Sayle + + * 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 + + * Makefile.in (vec.o): Fix dependencies. + +2004-06-28 Andreas Tobler + + * Makefile.in: Fix parallel make dependency problem on vec.o. + +2004-06-28 Dhananjay Deshpande + + PR target/14041 + * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define. + +2004-06-28 Nathan Sidwell + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * doc/cfg.texi (Basic Blocks): Define dominators. + +2004-06-27 Andrew Pinski + + 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 + + * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): + Accept TOC addresses. + +2004-06-27 Ulrich Weigand + + * 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 + + * fold-const.c (fold) : Optimize ~X|X and X|~X as -1. + : Optimize ~X|X and X|~X as -1. + : Optimize ~X&X and X&~X as 0. + : Optimize !X&&X and X&&!X as false. + : Optimize !X||X and !X||X as true. + : 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 + + * 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 + + PR 13334 + * doc/install.texi: Document non-standard CFLAGS and bootstrap + failures and warnings. + +2004-06-26 Andrew Haley + + * 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 + + * genattrtab.c (write_test_expr): Put a unsigned cast before + the first operand for GEU, GTU, LEU and LTU. + +2004-06-26 Kazu Hirata + + * 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 + + * config/mips/mips.md: Add back scheduling exclusion info. + +2004-06-25 Roger Sayle + + * 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 + + PR wrong-code/15089 + * loop.c (scan_loop): Do not move user-specified register + assignments. + +2004-06-25 DJ Delorie + + * 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 + + * 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 + + 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 + + * 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 + + 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 + + * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS + after gimplifying the innermost component. + +2004-06-25 Richard Sandiford + + 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 + + * 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 + + * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type + +2004-06-25 Paul Brook + + * 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 + + * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull. + * config/i386/darwin.h (CC1_SPEC): Same. + +2004-06-25 Mark G. Adams + + * dbxout.h: Add include guards + +2004-06-25 Paul Brook + + * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__. + +2004-06-25 Richard Earnshaw + + * 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 + + * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement + in terms of const_float_1_operand. + +2004-06-25 Richard Sandiford + + 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 + + * config/m68k/m68k.h: Restore valid comment removed by mistake with + the recent m68k comments cleanup. + +2004-06-24 Richard Kenner + + * 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 + + * config/rs6000/rs6000.md: Apply change mistakenly + deleted with 2004-06-22 patch. + +2004-06-24 Richard Henderson + + * 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 ): 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 + + * 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 + + * objc-act.c (build_objc_method_call): Save the lookup_object + so we do not call it twice. + +2004-06-24 Richard Henderson + + * tree-ssa-dom.c (real_avail_expr_hash): New. + (tree_ssa_dominator_optimize): Use it in the htab. + +2004-06-24 Frank Ch. Eigler + + * tree-mudflap.c (mx_register_decls): Add third (type) argument + to synthesized __mf_unregister call. + +2004-06-24 Roger Sayle + + 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 + + * combine.c (distribute_notes): Don't delete sets to + global register variables. + +2004-06-24 Jakub Jelinek + + * config/i386/i386.md (ffsdi2, clzdi2): New expanders. + (ffs_rex64): New splitter. + (ffsdi_1, ctzdi2, bsr_rex64): New instructions. + +2004-06-24 Andrew Pinski + + * 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 + + * loop-iv.c (iv_analyze, simple_set_p): Support for identifying + shifts of induction variable. + (iv_shift): New function. + +2004-06-24 Richard Henderson + + * gimplify.c (gimplify_body): Watch for body vanishing. + +2004-06-24 Jeff Law + + * tree-ssa-dom.c (record_dominating_conditions): New function. + (dom_opt_finalize_block, get_eq_expr_value): Use it. + +2004-06-24 Richard Sandiford + + * calls.c (shift_returned_value): Fix handling of non-integer + TYPE_MODEs. + +2004-06-24 Ulrich Weigand + + * 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 + + * doc/cfg.texi (Edges): Fix typo. + +2004-06-24 Paul Brook + + * config/arm/arm.c (arm_output_epilogue): Remove excess checks. + +2004-06-23 Andrew Pinski + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * c-typeck.c (composite_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 + + * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove. + +2004-06-23 Roger Sayle + + * convert.c (strip_float_extension): Skip both NOP_EXPR and + CONVERT_EXPR floating point extensions. + +2004-06-23 Diego Novillo + + * 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 + + * c-typeck.c (composite_type): + : Build a qualified type of + the new type. + : Likewise. + : Likewise. + +2004-06-23 Pat Haugen + + 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 + + * PR target/15948 + * arm.md (bicsi3_cbranch): Add alternative to handle tying operands + one and two. + +2004-06-23 Richard Earnshaw + + 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 + + * gengtype-yacc.y (option): Avoid use of non-constant struct + initializer. + +2004-06-23 Nathan Sidwell + + * doc/extend.texi (Function Attributes): Alphabetize. + +2004-06-23 Richard Henderson + + * 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 + + * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns. + +2004-06-22 Pat Haugen + + * 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 + + * 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 + + * 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 + + PR middle-end/16026 + * function.c (assign_parms): Don't abort for overaligned PARALLEL. + +2004-06-22 Joseph S. Myers + + * Makefile.in (distclean): Don't try to remove empty directories. + +2004-06-22 Richard Sandiford + + PR target/15869 + * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow. + +2004-06-22 Alexandre Oliva + + * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu + operands. + +2004-06-22 Dale Johannesen + + * 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 + + * 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 + + * tree-cfg.c (pass_warn_function_return): It needs + CFG, not SSA. + +2004-06-22 Nathan Sidwell + + * doc/invoke.texi (Machine Dependent Options): Alphabetize. + (Submodel Options): Likewise. + +2004-06-21 Andrew Pinski + + Radar #: 3701874 + * c-decl.c (push_file_scope): Return early if we already + have a file scope. + +2004-06-21 Geoffrey Keating + + * 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 + + * tree-ssa.c (ssa_redirect_edge): Correct leading comment. + +2004-06-21 Richard Kenner + + * 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 + + 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 + + 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 + + * 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 + + * 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 + + 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 + + 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 + + * 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 + + * config/sh/t-linux (MULTILIB_OPTIONS): Remove. + +2004-06-21 J"orn Rennecke + + * 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 + + * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need + not imply FPA. + +2004-06-21 Roger Sayle + + * 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 + + * rtlanal.c (may_trap_p): Mark LTGT as trapping. + +2004-06-21 Joseph S. Myers + + * tree-alias-common.h (struct tree_alias_ops): Change ip and + ip_partial to unsigned int. + +2004-06-21 Richard Henderson + + * 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 + + * 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 + + * 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 + + * 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 + + * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed. + +2004-06-20 Richard Henderson + + * 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 + + 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 + + * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3. + (ix86_rtx_costs) : Consider ix86_cost->lea even when + TARGET_DECOMPOSE_LEA. + +2004-06-20 Richard Henderson + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + PR target/15550 + * ifcvt.c (noce_try_move): Recognize all generated instructions. + +2004-06-19 Jan Hubicka + + * 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 + + * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support + in binutils. + +2004-06-19 Andrew Pinski + + 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 + Steven Bosscher + + 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 + + * 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 + + * 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 + + 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 + + * 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 + + * fold-const.c (fold) : 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) : 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 + + * 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 + + * c-gimplify.c (gimplify_condition): Remove. + (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't + call it. + +2004-06-18 Richard Henderson + + * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and + switch estimates. + +2004-06-18 Andrew Pinski + + * 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 + + * 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 + Ulrich Weigand + + * 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 + Diego Novillo + + * 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 + + * config/sh/t-linux64: New file. + * config.gcc: Add it to tmake_file for sh64*-*-linux*. + +2004-06-18 Paolo Bonzini + + * 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 + + * 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 + + * 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 + + * 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 + + * c-typeck.c (tagged_types_tu_compatible_p ): + Use TYPE_FIELDS instead of TYPE_VALUES. + +2004-06-17 Jason Merrill + + 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 + + * fold-const.c (fold_relational_const): Use constant_boolean_node. + +2004-06-17 Jan Hubicka + + 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 + + * except.c (can_throw_internal): Recognize RESX expresisons. + +2004-06-17 Jan Hubicka + + * 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 + + * 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 + + 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 + + * c-parse.in: Unify Objective-C token names. + +2004-06-17 Zack Weinberg + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * cfgcleanup.c (try_simplify_condjump): Update test to make + sure we have a conditional branch around am unconditional branch. + +2004-06-16 Daniel Berlin + + * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file. + +2004-06-16 Dale Johannesen + + * loop.c (loop_givs_reduce): Avoid miscompilation of + loops entered at bottom. + +2004-06-16 J"orn Rennecke + + * cfglayout.c (fixup_reorder_chain): Handle case where the + destination of E_FALL is EXIT_BLOCK_PTR. + +2004-06-16 Vladimir Makarov + + PR target/15653 + * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops + after shifts before asm. + +2004-06-16 Zdenek Dvorak + + 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 + + * doc/install.texi (Configuration): Update description for + --enable-version-specific-runtime-libs. + +2004-06-16 Paolo Bonzini + + * doc/install.texi: boehm-gc now uses automake 1.8.5. + +2004-06-16 Paolo Bonzini + + * toplev.h (rest_of_compilation): Adjust prototype. + +2004-06-16 Paolo Bonzini + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * convert.h: Add include guards + +2004-06-15 Daniel Berlin + + * tree-flow-inline.h: Document all functions. + +2004-06-15 Daniel Berlin + + * 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 + + * 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 + + * 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 + + * combine.c (distribute_notes): Comment typo fix. + +2004-06-15 Roger Sayle + + * 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 + + * doc/install.texi: Yet another update for autoconf + and automake versions. + +2004-06-15 Paolo Bonzini + + * 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 + + * cfglayout.c (fixup_reorder_chain): Handle case where the + destination of E_TAKEN is EXIT_BLOCK_PTR. + +2004-06-15 Diego Novillo + + * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo. + +2004-06-15 Paolo Bonzini + + * fold-const.c (operand_equal_p): Update comment. + +2004-06-15 Kazuhiro Inaoka + + * 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 + + * doc/install.texi (Prerequisites): Update libbanshee, + fastjar, libcpp, libjava/libltdl entries to + automake 1.8.5. + +2004-06-15 Eric Botcazou + Olivier Hainque + + * function.c (fixup_var_refs): Also adjust the start of sequence + after fixing up the insns. + +2004-06-15 Giovanni Bajo + + * gccbug.in: Update optimization -> tree-optimization/rtl-optimization. + +2004-06-14 Benjamin Kosnik + + * doc/install.texi (Prerequisites): Update libstdc++ entry to + automake 1.8.5. + +2004-06-14 Eric Christopher + + * 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 + + * real.c: Fix bit count in head comment. + +2004-06-14 Jeff Law + + * 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 + + 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 + + * opts.sh (var_args): Fix regexp. + +2004-06-14 Jakub Jelinek + + PR target/15178 + * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define. + +2004-06-14 Paul Brook + + * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries. + +2004-06-14 Zdenek Dvorak + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * tree.h: Move std_gimplify_va_arg_expr protoype here. + * tree-gimple.h: From here. + +2004-06-13 Daniel Berlin + + 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 + + * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things + are available everywhere too. + +2004-06-13 Andrew Pinski + + * fold-const.c (fold_checksum_tree ): 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 + + * tree-sra.c (tree_sra): Update documentation. + +2004-06-13 Joseph S. Myers + + * 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 + + * 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 + + * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with + version 3.3.4. + +2004-06-12 Roger Sayle + + * 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 + + * 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 + + * 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 , + Andreas Jaeger + + * 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 + + * 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 + + * c-typeck.c (default_function_array_conversion): Use + build_pointer_type not TYPE_POINTER_TO. + +2004-06-11 Zack Weinberg + + * 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 + + * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4. + * libgcc-darwin.ver: Likewise. + +2004-06-12 Peter Jakubek + + * reload.c (find_reloads): Force reload for pseudo registers on big + endian machines. + +2004-06-11 Steven Bosscher + + * 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 + + 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 + + * 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 + + * 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 + + * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads + and makes_aliased_stores. + +2004-06-11 Andrew Pinski + + * doc/install.text (--enable-shared): Fix typo. + +2004-06-11 Richard Henderson + + * 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 + + * doc/install.texi (--enable-shared): Update libobjc's shared library + status. Remove reference to libf2c. + +2004-06-11 Jason Merrill + + * 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 + + PR 15886: + * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx. + +2004-06-11 Joseph S. Myers + + * doc/install.texi (Prerequisites): Update documentation of + required versions of autoconf and automake. Remove mention of + libf2c. + +2004-06-11 Jason Merrill + + * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn. + (TARGET_GIMPLIFY_VA_ARG_EXPR): Define. + +2004-06-11 Jerry Quinn + + * typeclass.h: Add GPL plus exception license. Add include + guard. + +2004-06-10 Jason Merrill + + * gimplify.c (gimplify_modify_expr): Don't force a temporary + of an aggregate_value_p type. + +2004-06-10 Jeff Law + + * fold-const.c (fold_inf_compare): Avoid creating non-gimple + code when we are in gimple form. + +2004-06-10 Diego Novillo + + * 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 + + * doc/sourcebuild.texi (Front End): Add details of more + installation documentation required. + +2004-06-10 Brian Booth + + * 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 + + PR target/15653 + * haifa-sched.c (schedule_block): Finish cycle after issuing asm + insn. + +2004-06-10 Volker Reichelt + + PR web/15263 + * doc/install.texi: Remove superfluous linebreak. + +2004-06-10 Roger Sayle + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores + match. + +2004-06-09 Roger Sayle + + * fold-const.c (fold_not_const): New function. + (fold) : Don't bother testing wins. + (fold) : Call fold_not_const. + (nondestructive_fold_unary_to_constant) : Likewise. + +2004-06-09 Richard Henderson + + 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 + + PR opt/15108 + * tree-tailcall.c (find_tail_calls): Don't check early for + tail_recursion failure. + +2004-06-09 Diego Novillo + + 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 + + * config/i386/winnt.c (i386_pe_output_labelref): Correct + misplaced ')'. + +2004-06-09 Steven Bosscher + + * 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 + + * config/alpha/alpha.c (alpha_gimplify_va_arg_1, + alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New. + +2004-06-09 Richard Henderson + + * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE. + +2004-06-09 Geoffrey Keating + + * 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 + + Revert: + PR c++/15815 + 2004-06-07 Mark Mitchell + * doc/extend.texi: Deprecate #pragma interface and #pragma + implementation. + +2004-06-09 David S. Miller + + * config/sparc/sparc.h (MOVE_RATIO): New definition. + +2004-06-09 Richard Henderson + + * 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 + + * h8300.md (ldm_h8300s_4): Fix condition for expander. + +2004-06-08 Jason Merrill + + 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 + + * 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 + + 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 + + PR ada/6637 + * doc/install.texi: List ada, libada as options to --enable-shared + +2004-06-09 Paolo Bonzini + + * 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 + + * configure.ac: New --enable-mapped-location sets USE_MAPPED_LOCATION. + +2004-06-08 Richard Kenner + + * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts. + Correct formatting. + +2004-06-08 James E Wilson + + PR target/15790 + * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define. + +2004-06-08 Andrew Pinski + + * fold-const.c (fold_convert): Treat OFFSET_TYPE like + POINTER_TYPE and INTEGER_TYPE. + +2004-06-08 Bernardo Innocenti + + * modulo-sched.c: Compile only when INSN_SCHEDULING is + defined. + +2004-06-08 Jeff Law + + * doc/contrib.texi: Add entries for Stefan Olsson and + Ola Ronnerup. + +2004-06-08 DJ Delorie + + * 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 + + * config/rs6000/rs6000.c (print_operand, ): + Make sure that we are in INDIRECT mode when getting the + stub name. + +2004-06-08 Anil Paranjpe + + * h8300.md (extendqisi2_h8300): Add constraints. + (ldm_h8300s_4_normal): Fix typo. + +2004-06-08 Richard Henderson + + * 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 + + PR target/15598 + * config/ia64/ia64.c (bundling): Add missed TYPE_A. + +2004-06-08 Zdenek Dvorak + + PR rtl-optimization/15717 + * config/i386/i386.c (legitimate_constant_p): Do not allow + x - symbol_ref. + +2004-06-08 Alexandre Oliva + + * gimplify.c (copy_if_shared_r): Revert: + 2004-05-21 Richard Henderson + * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here. + +2004-06-07 Roger Sayle + + * 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 + + 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 + + * 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 + + * tree.c (iterative_hash_expr): Use real_hash. + +2004-06-07 Joseph S. Myers + + PR c/14765 + * c-parse.in (compstmt_primary_start): Set last_expr_type to + NULL_TREE. + +2004-06-07 Mark Mitchell + + PR c++/15815 + * doc/extend.texi: Deprecate #pragma interface and #pragma + implementation. + +2004-06-07 Alexandre Oliva + + 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 + + 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 + + * 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 + + 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 + + PR c++/15337 + * c-common.c (c_sizeof_or_alignof_type): Use more detailed error + message. + +2004-06-06 Paolo Bonzini + + * config.in: Regenerate. + +2004-06-06 Steven Bosscher + + * tree-cfg.c (tree_verify_flow_info): Make sure that labels in + SWITCH_LABELS are always sorted. + +2004-06-06 Steven Bosscher + + * 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 + + * tree.h (lvalue_or_else): Delete function prototype. + * c-typeck.c (lvalue_or_else): Make static. Add static prototype. + +2004-06-06 Stephane Carrez + + 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 + + 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 + + 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 + + * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in + always_inline pass. + +2004-06-05 David S. Miller + + * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set. + * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise. + +2004-06-05 Bernardo Innocenti + + * regclass.c (init_reg_sets): Check for missing registers in target + initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS. + +2004-06-05 Zack Weinberg + + * 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 + + * config/v850/v850.c (v850_use_dfa_pipeline_interface): New. + * config/v850/v850.md: Convert to DFA scheduler description. + +2004-06-05 Tobias Schlueter + + 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 + + * combine.c(simplify_shift_const): Check shift amount is a + CONST_INT. + +2004-06-05 Danny Smith + + * 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 + + * 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 + + * gcc.c (MFLIB_SPEC): Remove library references, to require users + to enumerate -lmudflap* and dependencies when linking. + +2004-06-04 Paolo Bonzini + + PR target/15822 + * dojump.c (do_jump): Fix uninitialized variable tcode1. + +2004-06-04 Jerry Quinn + + * 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 + + 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 + + * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value. + +2004-06-04 Steven Bosscher + + * 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 + + * config/mips/mips.c (struct irix_section_align_entry): Fix + GTY marker. + +2004-06-03 Geoffrey Keating + + * 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 + + 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 + + * rtl.def (VAR_LOCATION): Make RTX_EXTRA. + +2004-06-03 Andrew Pinski + + * 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 + + * 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 + + * 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 + Kenneth Zadeck + + * 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 + + * 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 + + * tree-cfg.c (tree_find_edge_insert_loc): Allow inserting before + return_stmt. + +2004-06-02 Jason Merrill + + * Makefile.in (TAGS): Don't mess with c-parse.[ch]. + Do include c-parse.in. + +2004-06-02 Eric Christopher + + * c-typeck.c (common_type): Don't lose type qualifiers + when creating new variants. + +2004-06-02 Andrew Pinski + + 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 + + PR tree-optimization/15738. + * builtins.c (fold_builtin_strchr): Transform + strrchr (s, '\0') to strchr (s, '\0'). + +2004-06-02 Steven Bosscher + + * 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 + + * 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 + + * 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 + Andrew Pinski + + * 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 Jakubek + + * 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 + + 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 + + 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 + + * stmt.c (expand_decl): Be more selective about calling + mark_reg_pointer. + +2004-06-01 Nicola Pero + + 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 + + * doc/invoke.texi (-static-libgcc): Explicitly mention + non-GNU linkers. + +2004-06-01 Bernardo Innocenti + + PR target/12968 + * doc/invoke.texi: Document stack alignment side-effect of -mshort. + +2004-05-31 Joseph S. Myers + + 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 + + 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 + + * 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 + + PR tree-optimization/15743. + * builtins.c (fold_builtin_1): Fold index() and rindex(). + +2004-05-31 Roger Sayle + + 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 + + * pa.md: Disable the peephole2 patterns that generate indexed + floating-point stores when indexing is disabled. + +2004-05-31 Gabriel Dos Reis + + * 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 + + * config/sol2.h (__enable_execute_stack): ANSIfy function + definition. + +2004-05-31 Danny Smith + + * c-incpath.c (add_path): Canonicalize paths to use '/' if + HAVE_DOS_BASED_FILESYSTEM. + +2004-05-31 Steven Bosscher + + * 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 + + * builtins.c: Add a prototype for fold_builtin_strchr(). + +2004-05-31 Paolo Bonzini + + Revert this patch: + 2004-05-27 Paolo Bonzini + + * 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 + + * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands + when generating PIC code. + +2004-05-30 Andrew Pinski + + * 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is + of BOOLEAN_TYPE. + +2004-05-30 Kazu Hirata + + * 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 + + * 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 + + * gimplify.c (gimplify_expr): Don't build a statement list + if no gimplification was necessary. + +2004-05-29 Joseph S. Myers + + * 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 + + * c-typeck.c (common_type): Correct comment. + +2004-05-29 Peter Barada + + * 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 + + * 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 + + * 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 + + * stor-layout.c (place_field): Revert erroneous commit. + +2004-05-28 Ziemowit Laski + + * 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 + + * c-common.c (fname_as_string): Fix xcalloc to xmalloc. + +2004-05-28 Aldy Hernandez + + * 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 + + * stringpool.c: Add comments to PCH saving/restoring routines. + +2004-05-28 Andrew Pinski + + * 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 + Roger Sayle + + 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 + + * config/arm/arm.c (arm_output_epilogue): Remove redundant code. + +2004-05-28 Paul Brook + + * 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 + + * config/mips/mips.md (extendsidi2): Tie the source and destination + of the register alternative. Split it into nothing. + +2004-05-28 Richard Sandiford + + * 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 + + PR target/13250 + * config/sh/sh.md (rotlsi3): Use emit_move_insn. + +2004-05-27 Kaz Kojima + + * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific + libgcc-std.ver. + * config/sh/libgcc-std.ver: New file. + +2004-05-27 Bryce McKinlay + + * except.c: Revert change of 2004-05-26. + * config/i386/i386.md: Revert change of 2004-05-27. + +2004-05-27 Bryce McKinlay + + * configure.ac: Remove --enable-tree-browser option. + Define TREEBROWSER when ac_tree_checking is defined. + * configure: Rebuilt. + +2004-05-27 Olivier Hainque + + * expr.c (store_constructor): Restore sanity check on + the size of the type before clearing. + +2004-05-27 Jan Hubicka + + * cfgbuild.c (control_flow_insn_p): Notice noreturn call + +2004-05-27 Paolo Bonzini + + * 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 + + PR target/14478 + * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero. + +2004-05-27 Josef Zlomek + + PR middle-end/14084 + * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according + to size of decl. + +2004-05-26 Aldy Hernandez + + PR/14924 + * config/rs6000/rs6000.c (spe_expand_stv_builtin): New. + +2004-05-26 Roger Sayle + + * tree.h: Fix comment typo. + +2004-05-27 Steven Bosscher + + * 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 + + * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables. + +2004-05-27 Jan Hubicka + + * 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 + + * cfgcleanup.c (try_forward_edges): Do not check loop structure when + not loop optimizing. + +2004-05-26 Jan Hubicka + + * except.c (can_throw_internal): Notice RESX instructions. + +2004-05-26 Eric Botcazou + + * varasm.c (output_constant) : Pass the minimum + of the two sizes to assemble_integer. + +2004-05-25 Paul Brook + + * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove + pointless #ifdef. + +2004-04-25 Paolo Bonzini + + * Makefile.in (top_builddir): Define to . + +2004-05-25 Alexandre Oliva + + * 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 + + * 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 + + * 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 + + PR target/15546 + * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL + as needed to be outputted. + +2004-05-25 Jan Hubicka + + * builtins.def (__builtin_expect): Mark the function as const¬hrow. + +2004-05-25 Ayal Zaks + Mostafa Hagog + + * 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 + + * 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 + + * 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 + + * doc/install.texi: Document that dejagnu 1.4.4 is required. + +2004-05-24 Joseph S. Myers + + * 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 + + * Makefile.in (CPPLIBS): Renamed to CPPLIB. + (BACKEND): Reflect this. + (LIBDEPS): Move CPPLIB before LIBIBERTY. + (LIBS): Likewise. + +2004-05-24 Ulrich Weigand + + 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 + + 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 + + * 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 + + * 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 + + * 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 + + * config/rs6000/t-rs6000: Remove the disabling -Werror. + +2004-05-22 Roger Sayle + + * 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 + + * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX + section when generating EABI code. + +2004-05-22 Andrew Pinski + + PR 15546 + * config/i386/i386.c (output_pic_addr_const ): + Call mark_decl_referenced on the SYMBOL_REF_DECL. + +2004-05-22 Andrew Pinski + + * 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 + + * 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 + + * doc/contrib.texi: Add g77 contributors. + +2004-05-22 Richard Sandiford + + * 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 + + * fix-header.c (read_scan_file): Update for add_path change. + +2004-05-22 Ben Elliston + + * 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 + + * fold-const.c (fold_read_from_constant_string): Convert result to + requested type. + +2004-05-21 Richard Henderson + + * 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 + + * Makefile.in (tree-dump.o): Depend on tree-iterator.h. + * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs. + +2004-05-21 Roger Sayle + + * 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 + + * tree-flow-inline.h (num_immediate_uses): Don't abort if DF + is NULL. + +2004-05-21 Jakub Jelinek + + * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH, + override sparc.h definition. + +2004-05-20 Roger Sayle + + * 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 + + * 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 + + * 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 + + 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 + + * common.opt (ftree-loop-optimize): Remove. + +2004-05-20 Daniel Jacobowitz + + * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET) + (NM_FOR_TARGET): Use := and $(shell). + (mainversion): Remove unused variable. + +2004-05-20 John David Anglin + + * 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 + + 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 + + * rs6000.c (print_operand) : Call + mark_decl_referenced before assemble_name. + +2004-05-20 Zack Weinberg + + * 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 + + * 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 + + * tree-mudflap.c: Formatting fixes. + +2004-05-20 J"orn Rennecke + + * 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 + + * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp' + with 'TRAMP' in the body of the macro definition. + +2004-05-19 H.J. Lu + + 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 + + PR other/15526 + * libgcc2.c (__mulvsi3): Fix overflow test. + +2004-05-19 Andrew Pinski + + 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 + + * 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 + + 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 + + * 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 + + * fold-const.c: Remove non-printable character 160. + +2004-05-19 Nick Clifton + + * 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 + + * 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 + Devang Patel + + * 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 + + * 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) : Call + mark_decl_referenced before assemble_name. + * c-decl.c (finish_decl): Use mark_decl_referenced. + +2004-05-18 Andrew Pinski + Jeff Law + + * 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 + + * 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 + + * 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 + + * config/rs6000/rs6000.md (ctrsi_internal3): Delete. + (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete. + +2004-05-17 Jeff Law + + * 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 + + * 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 + + 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 + + * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting + from source code with errors. + +2004-05-17 Ranjit Mathew + + Enable tree browser for all front ends. + * Makefile.in (cc1): Moved @TREEBROWSER@ from here... + (BACKEND): ...to here. + +2004-05-17 Jan Hubicka + + * i386.c (construct_container): Do not produce BLKmode registers. + (classify_argument): Properly compute alignment of complex types. + +2004-05-17 H.J. Lu + + 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 + + * 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 + + * optabs.c (expand_unop): Try implementing negation using subtraction + from zero. + +2004-05-16 John David Anglin + + * pa.md: Fix typo from last change. Remove DFmode move to and from + SAR register. + +2004-05-16 Richard Earnshaw + + 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 + + * c-gimplify.c (c_genericize): + Replace calls via (*lang_hooks.foo) with lang_hooks.foo. + * c-parse.in : Likewise. + : Likewise. + : 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 + + * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so + that simplify_builtin doesn't destructively modify its argument. + +2004-05-15 Richard Earnshaw + + * 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 + + * prefix.c (update_path): Replace PREFIX with KEY only + when it matches a full directory name in PATH. + +2004-05-15 Richard Earnshaw + + * 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 + + * config/rs6000/rs6000.c (rs6000_va_arg ): 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 + + * doc/extend.texi: Update WG14 URL. + +2004-05-15 Steven Bosscher + + * 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 + + 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 + + * arm.md (all peephole2 patterns): Use predicates that validate + register classes as appropriate. + +2004-05-14 Steven Bosscher + + 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * doc/sourcebuild.texi: Mention libbanshee and libmudflap. + +2004-05-13 Andrew Pinski + + * 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 + + * 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 + + * 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 + + * gcc.c (default_compilers): Fill out initializers for new Fortran + entries. + +2004-05-13 Paul Brook + + * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define. + +2004-05-13 Paul Brook + + * config/arm/arm.c (arm_default_short_enums): New function. + (TARGET_DEFAULT_SHORT_ENUMS): Define. + +2004-05-13 Diego Novillo + + 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) : Call simplify_builtin_next_arg. + : Return const0_rtx; + : + 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) 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 + + 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 + + PR optimization/15100 + * combine.c (distribute_notes): Don't create a dangling + REG_LIBCALL/REG_RETVAL note. + +2004-05-11 Aldy Hernandez + + * 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 + + * doc/md.texi (Standard Names): Fix typo in vec_init description. + +2004-05-11 Geoffrey Keating + + * doc/gty.texi (GTY Options): Clarify example. + +2004-05-11 Fariborz Jahanian + + * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): + Add const qualifier to altivec vector type if one is needed. + +2004-05-11 Paul Brook + + * 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 + + PR target/14063 + * config/rs6000/altivec.md (altivec_dssall): + Change to unspec_volatile. + (altivec_dss): Likewise. + +2004-05-10 Aldy Hernandez + + * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to + vnor. + ("one_cmplv8hi2"): Same. + ("one_cmplv4si2"): Same. + +2004-05-10 Kaz Kojima + + 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 + + * 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 + + * 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 + + * c-decl.c (store_parm_decls_newstyle): Correct test for a + nested function. + +2004-05-10 Richard Sandiford + + * 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 + + * 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 + + * 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 + + * 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 + + * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec. + +2004-05-09 Zack Weinberg + + 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 + + * 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 + + * 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 + + * doc/install.texi (sparc-sun-solaris2*): Document bootstrap + problems with earlier versions of the GNU compiler. + +2004-05-07 Aldy Hernandez + + * 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 + + * config/rs6000/altivec.h (vector, pixel, bool): Do not + define as macros #ifdef __APPLE_ALTIVEC__. + +2004-05-07 Fariborz Jahanian + + * 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 + + * config/mips/mips.c (mips_va_arg): Fix calculation of osize for + EABI_FLOAT_VARARGS_P. + +2004-05-07 Richard Sandiford + + * 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 + + * 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 + + * 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 + + * 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 + + * loop-doloop.c (doloop_valid_p): Make sure that body + gets freed. + +2004-05-07 Eric Botcazou + + * 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 + + 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 + + * 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 + + * 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 + + 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 + + PR target/15202 + * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount + register to general register. + +2004-05-07 Alan Modra + + * 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 + + * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421, + mistakenly clobbered by 1.423. + +2004-05-06 Richard Sandiford + + * 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 + + * 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 + + * config/i386/i386.md (*fscalexf4): Correct insn "mode" + attribute to "XF". + +2004-05-05 Uros Bizjak + + * 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 + + * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused. + +2004-05-05 Ian Lance Taylor + + PR driver/9822 + * doc/invoke.texi (Spec Files): Remove documentation of %c. + +2004-05-05 Chris Demetriou + + * config/mips/mips.md: Update the msub define_split for new mflo/mfhi + representation. + +2004-05-06 Paul Brook + + * 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 + + PR opt/14980 + * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with + inline clones. + +2004-05-05 H.J. Lu + + 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 + + * 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 + + * 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 + + * 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 + + * config/mips/mips.md: Update the madd define_split for new mflo/mfhi + representation. + +2004-05-05 Paolo Bonzini + + * config/rs6000/rs6000.c (build_opaque_vector_type): + New function. + (rs6000_init_builtins): Use it. + +2004-05-04 Bernard Giroud + + * 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 + Richard Henderson + + 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 + + * 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 + + * expr.c (store_constructor_field): Don't call store_constructor + if bitsize is not a multiple of a byte. + +2004-05-04 Richard Sandiford + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only + assignment. + +2004-05-03 Eric Christopher + + * config/mips/mips.md: Fix branch length attribute definition. + +2004-05-03 Aldy Hernandez + + * config.gcc: Remove --enable-altivec support. + + * config/rs6000/altivec-defs.h: Remove. + +2004-05-03 Rainer Orth + + * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6. + * fixinc/fixincl.x: Regenerate. + +2004-05-03 Uros Bizjak + + * 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 + + PR 14718 + * dwarf2out.c (dwarf2out_imported_module_or_decl): Use + force_type_die for CONST_DECL. + +2004-05-03 Eric Botcazou + Rainer Orth + + * 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 + + * 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 + + 2003-11-19 Richard Sandiford + * config/frv/frv.md (*return_true, *return_false): New patterns. + +2004-05-02 Kazu Hirata + + * rtl.h (PHI_NODE_P): Remove. + +2004-05-02 Eric Botcazou + + 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 + + * fold-const.c (fold_convert_const, fold): Add missing + FIX_ROUND_EXPR case. + +2004-05-02 Alexandre Oliva + + * 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 + + * builtins.c (fold_fixed_mathfn): New function. + (fold_builtin_lround, fold_builtin): Use it. + +2004-05-01 Jakub Jelinek + + * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default + also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3. + +2004-05-01 Kazu Hirata + + * config/cris/cris.h: Revert my "fix comment typos" patch. + +2004-05-01 Richard Sandiford + + * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment. + +2004-05-01 Falk Hueffner + + * config/alpha/alpha.md (builtin_insbl, builtin_inswl, + builtin_insll): Disallow 0 as first input operand. + +2004-05-01 Falk Hueffner + + * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs. + +2004-05-01 Ulrich Weigand + + 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 + + * 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 + + * builtins.c (fold_builtin_round): Fix comment typo. + (fold_builtin_lround): New function. + (fold_builtin): Use it. + +2004-04-20 Andrew Pinski + + 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 + + * 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 + + 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 + + * config.gcc: Simplify arm --with-{cpu,tune} test. + * config/arm/arm-cores.def: Document whitespace restrictions. + +2004-04-30 Rainer Orth + + PR other/1963 + * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define. + +2004-04-30 Brian Ford + DJ Delorie + + * 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) + : 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 + + * 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 + + * 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 + + * 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 + + * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer + updates too. + +2004-04-30 Paul Brook + + * arm.c (arm_needs_doubleword_align): Use mode alignment. + +2004-04-30 Paolo Bonzini + + * 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 + + * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near + atan2?f3 expanders. + +2004-04-29 Nick Clifton + + 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 + + * reg-stack.c (subst_stack_regs_pat): : abort() if src1 dies. + : Same. + : Same. + +2004-04-29 Richard Guenther + + * 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 + + * gcse.c (remove_reachable_equiv_notes): Delete notes also in + blocks which have kill flag set. + +2004-04-29 Ben Elliston + + * 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 + + * convert.c (convert_to_integer): Ensure `long_integer_type_node' + isn't NULL before using it. + +2004-04-29 Richard Sandiford + + 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 + + * config/mips/mips.md, config/mips/sb1.md, + config/rs6000/rs6000.c: Fix comment typos. + +2004-04-29 Kazu Hirata + + * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c: + Fix comment typos. + +2004-04-29 Douglas B Rupp + + * 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 + + * c-decl.c (get_parm_info): Use the correct tag keywords when + warning about type declarations in prototypes. + +2004-04-29 Paul Brook + + * config.gcc: Pull list of cores from arm-cores.def. + +2004-04-29 Paolo Bonzini + + * 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 + + (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 + + * 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 + + * 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 + + * convert.c (convert_to_integer): Convert (long)round -> lround, + etc. + +2004-04-28 Andrew Pinski + + * 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 + + 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 + + * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition + calling install-info on $(DESTDIR)$(infodir)/dir already being + present. + +2004-04-28 Paul Brook + + * dwarf2out.c (mem_loc_descriptor): Handle shifts. + +2004-04-28 Ulrich Weigand + + * gcse.c (find_moveable_store): Do not accept store insns with + REG_EH_REGION note. + +2004-04-28 Paul Brook + + * 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 + + * config/arm/lib1funcs.asm: Recognize armv5tej and armv6. + +2004-04-28 Josef Zlomek + + * 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 + + * config/s390/s390.md ("casesi"): Mark jump table access as + non-trapping and unchanging. + +2004-04-27 John David Anglin + + 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 + + * 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 + + * 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 + + * 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 + + * config/arm/arm.c (arm_promote_prototypes): New function. + (TARGET_PROMOTE_PROTOTYPES): Use it. + +2004-04-27 Paul Brook + + * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs. + +2004-04-26 Bernard Giroud + + * config/alpha.c (alpha_end_function): For OpenVMS gas, + correctly output .pdesc directive before .end. + +2004-04-26 James E Wilson + + 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 + + * 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 + + * doc/invoke.texi (Overall Options): Document default for -o + for PCH files. + +2004-04-26 Richard Kenner + + * 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 + + * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets. + +2004-04-26 Paul Brook + + * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets. + +2004-04-25 Roger Sayle + + * 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 + + 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 + + PR/c++ 15119 + * tree.c (substitute_placeholder_in_expr, case 4): New case, + for TARGET_EXPR. + +2004-04-25 Zdenek Dvorak + + * 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 + + * 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 + Bruce Korb + + * 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 + + 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 + + * 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 + + * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__ + and __s390x__ hosts. + +2004-03-23 Zdenek Dvorak + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * cppinit.c (cpp_read_main_file): Return NULL rather than false. + Fixes PR preprocessor/15067. + +2004-04-23 Andreas Schwab + + * config/ia64/ia64intrin.h: Add intermediate cast to void * to + avoid aliasing warning. + +2004-04-22 Jan Hubicka + Mostafa Hagog + + * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro + * cfgloopanal.c (expected_loop_iterations): Change the return value + +2004-04-22 Jakub Jelinek + + * 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 + + Revert + 2004-04-20 Josef Zlomek + + * var-tracking.c (variable_part_different_p): Variable parts + differ when the most recent locations differ. + +2004-04-22 Richard Sandiford + + * 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 + + * var-tracking.c (frame_base_decl): Remove useless GTY. + +2004-04-21 Aldy Hernandez + + * config/rs6000/rs6000.c (rs6000_override_options): Error when + user wants altivec and e500 instructions. + +2004-04-21 H.J. Lu + + 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 + + * 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 + + * config/rs6000/rs6000 (print_operand) ['z']: + Change ifdef of TARGET_MACHO to if TARGET_MACHO. + +2004-04-21 Daniel Jacobowitz + + * config.gcc: Support --with-arch=iwmmxt for ARM. + +2004-04-21 Richard Kenner + + * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1 + in two more places; remove unneeded force_reg + +2004-04-21 Andrew Pinski + + * 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 + + * config/ia64/ia64.md (call_value_nogp): Add constraints for op0. + (vall_value_gp): Likewise. + +2004-04-20 DJ Delorie + + * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte + variables stored in word registers, then in memory. + +2004-04-20 Eric Christopher + + * cp/parser.c (cp_parser_declaration): Move translate + up before tokens are lexed. + +2004-04-20 Uros Bizjak + + * 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 + + * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p. + +2004-04-20 Paul Brook + + * config/arm/arm.c (arm_expand_prologue): Fix size calculation. + +2004-04-20 Paolo Bonzini + + 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 + + * toplev.c (compile_file): Move targetm.asm_out.file_end call to end. + +2004-04-20 Richard Sandiford + + * 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 + + * function.c (assign_parms): Force + MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm. + +2004-04-20 Josef Zlomek + + * var-tracking.c (variable_part_different_p): Variable parts differ + when the most recent locations differ. + +2004-04-19 James E Wilson + + * rtl.h (reg_set_last): Delete declaration. + * rtlanal.c (reg_set_last): Delete. + +2004-04-19 Roger Sayle + + * 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 + + * 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 + + * config/mips/mips.h (DWARF2_ADDR_SIZE): New. + +2004-04-19 David Edelsohn + + * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver + fix information. + +2004-04-19 Rainer Orth + + * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO + download URL. + +2004-04-19 Daniel Jacobowitz + + * stor-layout.c (layout_decl): Check DECL_PACKED before calling + ADJUST_FIELD_ALIGN. Check maximum_field_alignment after. + +2004-04-19 Andrew PInski + + * 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 + + * 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 + + * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2, + floatunssisf2, floatunssidf2): New patterns. + +2004-04-18 Mark Mitchell + + 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 + + * 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 + + * config/rs6000/altivec.h (vec_any_numeric): Correct typo in + __unn_args_eq. + +2004-04-17 Alan Modra + + PR target/14715 + * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree + with STARTING_FRAME_OFFSET. + +2004-04-17 Richard Sandiford + + * 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 + + * 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 + + * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK. + * configure: Regenerate. + +2004-04-17 Richard Sandiford + + * gcc.c (used_arg): Check whether an option has been removed. + +2004-04-17 Rainer Orth + + * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2 + debugging on Solaris 7 and up. + +2004-04-16 Rainer Orth + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with + ATTR_CONST_NOTHROW_LIST. + +2004-04-15 Kaveh R. Ghazi + + PR/middle-end 14915 + * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not + BITS_BIG_ENDIAN. + +2004-04-15 Pat Haugen + + * ra-debug.c (ra_print_rtx): Add break's to case legs. + +2004-04-14 James E Wilson + + * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string. + +2004-04-14 Nathanael Nerode + + * libada-mk.in: New file. + * configure.ac: Create libada-mk from libada-mk.in. + * configure: Regenerate. + +2004-04-14 Uros Bizjak + + * 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 + + * config/mips/t-elf: Enable multilibs by default. + +2004-04-14 Andreas Tobler + + * bb-reorder.c (fix_crossing_conditional_branches): Adjust the + previous fix to check HAVE_return at runtime too. + +2004-04-14 Nick Clifton + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 : + + * 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 + + * 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 + + * 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 + + * 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 + + * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI. + +2004-04-12 Roger Sayle + + * 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 + + * 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 + + * simplify-rtx.c (simplify_binary_operation) : + 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 + + * 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 + + * config/rs6000/rs6000.c (rs6000_assemble_integer): Change + in_text_unlikely_section to in_unlikely_text_section. + +2004-04-11 Roger Sayle + + * 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 + + * config/mips/iris5.h (current_section_flags): Add + in_unlikely_executed_text and default case. + +2004-04-11 Andreas Tobler + + * 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 + + * 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 + + * c-typeck.c (common_type): Prefer long long to long when same + precision. + +2004-04-09 Zack Weinberg + + 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 + + * 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) : Optimize ~(X+C) as X ^ ~C, where + C is the sign bit. + (simplify_binary_operation) : Optimize (X^C1) + C2 as X^(C1^C2) + when C2 is the sign bit. + (simplify_binary_operation) : 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 + + * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not + TYPE_MODE. + +2004-04-09 Andrew Pinski + + * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead + of TREE_READONLY for types. + +2004-04-09 Caroline Tice + + * 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 + + * 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 + + PR target/14888 + * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop, + truncxfdf2_noop): Provide dummy "fmov" implementations. + +2004-04-08 Ian Lance Taylor + + * 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 + + 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 + + * doc/invoke.texi (Precompiled Headers): Warn about known + problems. + +2004-04-08 Danny Smith + + 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 + + * arm.h (CLASS_LIKELY_SPILLED_P): Define. + +2004-04-08 Paul Brook + + * 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 + + 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 + + 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 + + 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 + + * 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 + + * config/ia64/ia64.c (ia64_encode_section_info): Don't prod + global register variables. + +2004-04-07 Joseph S. Myers + + * 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 + + * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF + to power4 and power5 entries. + +2004-04-06 Geoffrey Keating + + * c-common.h (pending_lang_change): Mark for PCH. + +2004-04-07 Caroline Tice + + * gcc.c (main): Move 'break' in main loops (on an error) + to wait until error processing has occurred. + +2004-04-06 Nathanael Nerode + + * 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 + + * 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 + + PR 14467 + * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3. + +2004-04-06 John David Anglin + + * doc/install.texi: Update HP-UX 11 installation procedure. + +2004-04-06 Paul Brook + + * doc/sourcebuild.texi: Remove obsolete contraint on testcases. + +2004-04-05 Kaz Kojima + + * 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 + + * tree.c (reconstruct_complex_type): Use TYPE_READONLY + and TYPE_VOLATILE. + +2004-04-05 Caroline Tice + + * 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 + John David Anglin + + 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 + + * 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 + + * 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 + Nathanael Nerode + + 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 + + * simplify-rtx.c (simplify_binary_operation): Constant fold + DIV, MOD, UDIV and UMOD using div_and_round_double. + +2004-04-04 Mark Mitchell + + PR c++/14804 + * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to + RECORD_TYPEs. + +2004-04-04 Mark Mitchell + + * doc/invoke.texi (-mabi=o64): Create link to O64 ABI + documentation. + +2004-04-04 Roger Sayle + + * 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 + + * df.h: Tidy up whitespace in the definitions of the DF_ flags. + +2004-04-03 Roger Sayle + + * fold-const.c (fold) : Guard (-A)+B -> B-A transformation + with reorder_operands_p. + +2004-04-03 Jan Hubicka + + * md.texi (vec_set, vec_extract, vec_init): Document. + +2004-04-02 Gabor Loki + + * opts.c (decode_options): Do function inlining with very small + max-inline-insns-* parameters when optimizing for size. + +2004-04-02 Vladimir Makarov + + * 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 + + * rtlanal.c (find_reg_note): Manually + unswitch the loop. + +2004-04-01 Mark Mitchell + + * 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 + + * 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 + + * fold-const.c (folda): Preserve types of comparisons. + +2004-04-01 Richard Henderson + + * toplev.c (backend_init): Move init_optimization_passes call ... + (lang_dependent_init): ... here. + +2004-04-01 Alan Modra + Jakub Jelinek + + * 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 + + * 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 + + PR c++/14755 + * fold-const.c (fold) : Properly compute newconst in + "bitfld++ == const" to "++bitfld == const + incr" transformations. + +2004-04-01 Richard Kenner + + * 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 + + * 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 + + * function.c (put_var_into_stack): Properly set orig_reg for indirect. + +2004-03-31 Andrew Pinski + + * 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 + + * gengtype-yacc.y (option, stringseq): Add missing + terminating semicolon. + +2004-03-30 David Edelsohn + + * 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 + + * 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 + + * 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 + + * 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 + + * config/darwin.c (machopic_function_base_name): + Remove current_name and getting the name of the + current function. + +2004-03-30 Nick Clifton + + * 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 + + * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL) + +2004-03-30 Hartmut Penner + + * 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 + + PR 11591 + * config/rs6000/rs6000.c (rs6000_legitimate_address): + Allow any offset to argument pointer in no-strict case. + +2004-03-30 Jan Hubicka + + * 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 + + * 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 + + * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update + the address inside the old RTL. + +2004-03-28 Zack Weinberg + + * 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 + Dorit Naishlos + + * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2, + one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling. + +2004-03-28 Stephane Carrez + + * 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 + + * 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 + + * 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 + + * expr.c (store_constructor): Use gen_int_mode to correctly + sign-extend CONST_INT value. + +2004-03-27 Kaveh R. Ghazi + + * 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 + + * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN + with TYPE_ORIG_SIZE_TYPE. + +2004-03-25 Aldy Hernandez + + PR 14219 + * c-typeck.c (build_binary_op): Do not allow comparisons of + vectors. + +2004-03-26 James A. Morrison + + * 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 + + * 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 + + PR 11527 + * c-typeck.c (pop_init_level): Emit pending init elements earlier + rather than later. + +2004-03-25 Kaveh R. Ghazi + + * builtins.c (fold_builtin): Fix error in last change. + +2004-03-25 Richard Sandiford + + * config/mips/mips.h: Formatting fix. + +2004-03-25 Kaveh R. Ghazi + + * builtins.def: Add ctype builtins. + * doc/extend.texi: Likewise. + +2004-03-25 Kaveh R. Ghazi + + * builtins.c (fold_builtin): Add new builtin optimizations for + sqrt and/or cbrt. + * fold-const.c (fold): Likewise. + +2004-03-25 David Edelsohn + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h, + config/i386/mmintrin.h: Update copyright. + +2004-03-24 Nathanael Nerode + + * configure.ac: Add --enable-werror-always (for top level bootstrap + support). + * configure: Regenerate. + +2004-03-24 Ziemowit Laski + + * objc/objc-act.c (objc_comptypes): Treat comparisons + between 'Class' and ' *' as explicitly invalid. + +2004-03-24 David Edelsohn + + * 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 + + * 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 + + * config.gcc : 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 : Document -mabi=. Update documentation for + -mstructure-size-boundary. + +2004-03-24 Nathanael Nerode + + * 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 + + * 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 + Richard Sandiford + + * 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 + + * 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 + Richard Sandiford + + * doc/invoke.texi: Apply missed hunk from 2004-03-03 change. + +2004-03-24 Alexandre Oliva + + PR preprocessor/14438 + * cpplib.c (do_pragma): Remove line_change call after pragma + handler. + +2004-03-23 Ian Lance Taylor + + * doc/extend.texi (ARM Built-in Functions): Replace with correct + declarations. + +2004-03-23 Roger Sayle + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST, + VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR. + +2004-03-23 Kazu Hirata + + 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 + + * 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 + + * 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 + + * c-typeck.c (same_translation_unit_p): Fix pasto. + +2004-03-22 David Edelsohn + + * 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 + + * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE + for base types. + +2004-03-22 Joel Brobecker + + * dwarf2out.c (is_subrange_type): Minor code rework. No behavior + change. + +2004-03-22 Jakub Jelinek + + PR c/14069 + * c-decl.c (finish_struct): Change type of incorrect flexible array + field into error_mark_node. + +2004-03-22 Andrew Pinski + + PR target/14580 + * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols + who are not local for Darwin PIC. + +2004-03-22 Ulrich Weigand + + * regrename.c (regrename_optimize): Set regs_ever_live for all + registers introduced as replacement. + +2004-03-22 Eric Botcazou + + 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 + + * configure.ac: Allow --disable-coverage-flags (for the future benefit + of top level bootstrap, and consistency). Reindent. + * configure: Regenerate. + +2004-03-21 Kazu Hirata + + * 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 + + PR target/14291 + * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for + __MINGW32__. + +2004-03-21 Ulrich Weigand + + * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2 + to nonimmediate_operand. + ("*doloop_di"): Likewise. + +2004-03-21 Alexandre Oliva + + * 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 + + * 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 + + * config/s390/s390.md ("addti3", "subti3"): New insns and splitters. + +2004-03-21 Ulrich Weigand + + * 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 + + * 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 + + * dojump.c (prefer_and_bit_test): Fix which part of + the and_test is replaced. + +2004-03-21 Joseph S. Myers + + * frontends.texi: Add missing line. + +2004-03-21 Zack Weinberg + Chris Devers + Joseph S. Myers + + * doc/frontends.texi: Rewrite. + * doc/gcc.texi: Update last modification date. + +2004-03-21 Josef Zlomek + + * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug + message before redirecting the edge. + +2004-03-20 Zdenek Dvorak + + * 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 + + PR target/13889 + * cse.c (fold_rtx): Avoid substituting constants into unary + conversion operations. + +2004-03-20 Kazu Hirata + + * fold-const.c (fold): Replace "expr" with "t". + +2004-03-20 Ian Lance Taylor + + 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 + + * fold-const.c (fold): Replace "final_type" with "type". + Remove variable "final_type". + +2004-03-20 Kazu Hirata + + * fold-const.c (fold): Constify "type". + Replace "TREE_TYPE (t)" with "type". + +2004-03-20 Kazu Hirata + + * 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 + + PR other/14630 + * doc/install.texi: Add info directory category and entry. + +2004-03-20 Kazu Hirata + + * 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 + + * 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 + + PR c/14635 + * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to + DEF_GCC_BUILTIN. + +2004-03-20 Richard Sandiford + + * 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 + + * 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 + + * 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 + + * 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 + + * loop-doloop.c (add_test): Replace GEN_INT (0) with + const0_rtx. + +2004-03-19 Kazu Hirata + + * fold-const.c (fold) : Move the handling of constants + ... + (fold_abs_const): ... here. + +2004-03-19 Richard Kenner + + * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly. + +2004-03-19 Denis Chertykov + + PR target/11520 + * config/avr/avr.md ("call_insn"): Handle explicit integer + specially. + (call_value_insn): Likewise. + +2004-03-19 Richard Kenner + + * tree.c (substitute_in_expr): Rewrite to simplify and be more generic. + +2004-03-19 Kazu Hirata + + * fold-const.c (negate_expr): Move the handling of constants + ... + (fold_negate_const): ... here. + +2004-03-19 Richard Kenner + + * 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 + + * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo. + +2004-03-19 Richard Sandiford + + * 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 + + * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2. + +2004-03-18 Kaveh R. Ghazi + + * convert.c (convert_to_real): Add more math builtins. + +2004-03-18 Kaveh R. Ghazi + + * convert.c (convert_to_real): Reformat using switch stmt. + +2004-03-18 Mark Mitchell + + * c-common.c (pointer_int_sum): Do not complain about using + pointers to pointers-to-members. + +2004-03-18 Kazu Hirata + + * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that + have moved to the target hooks structure". + +2004-03-18 James E Wilson + + * 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 + + * 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 + + * gcse.c (eliminate_partially_redundant_loads): Reject change if + dest is set between beginning and current insn. + +2004-03-18 Mark Mitchell + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * predict.c (propagate_freq): Compute correctly frequency of + EXIT_BLOCK. + +2004-03-17 Eric Christopher + + * builtins.c (apply_args_size): Use reg_raw_mode. + (apply_result_size): Ditto. + +2004-03-17 Ralf Corsepius + + PR target/14620 + * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC. + +2004-03-17 Jakub Jelinek + + * 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 + + * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info + array. + +2004-03-17 James E Wilson + + * 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 + + * 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 + + * 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 + + * 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 + + PR c++/14481 + * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly + generated COMPOUND_EXPRs. + +2004-03-16 Ralf Corsepius + + * config/h8300/t-rtems (h8300-*-rtems*): New. + +2004-03-16 Eric Christopher + + * doc/cppopts.texi(fwide-exec-charset): Fix typo. + +2004-03-16 Kazu Hirata + + * 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 + + * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR. + +2004-03-16 Nathanael Nerode + + PR bootstrap/12974 + * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly. + +2004-03-16 Paolo Bonzini + + * 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 + + * 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 + + PR target/14577 + * config.gcc: Switch sh-*-rtems* to ELF. Add sh-*-rtemscoff. + +2004-03-16 Paolo Bonzini + + * 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 + + 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 + + * 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 + + * config/m68k/m68k.md: Fix constraints for bitfield instructions. + * doc/md.texi: Clarify description of "i" constraint. + +2004-03-15 James E Wilson + + * 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 + + PR middle-end/14535 + * except.c (collect_one_action_chain): Record action for cleanup + outer of exception spec. + +2004-03-15 Ian Lance Taylor + + * 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 + + * 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 + + * 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 + + * 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 + + * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp. + +2004-03-15 Gabriel Dos Reis + + * 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 + + * 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 + + * 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 + + * doc/install.texi: Make autoconf 2.13 the exception, not the rule. + +2004-03-14 Andreas Tobler + + * doc/install.texi: Reflect autoconf and automake version for + libffi. Update autoconf version to 2.59. + +2004-03-13 Roger Sayle + + * 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 + + * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment. + +2004-03-13 Dara Hazeghi + + * doc/install.texi: Note status of -fnew-ra. + +2004-03-13 Eric Botcazou + + 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 + + PR target/14533 + * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC + other than UNSPEC_GOTOFF. + +2004-03-13 Richard Earnshaw + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip + leading '@' on fastcall symbols before stripping suffix. + +2004-03-12 Roger Sayle + + * 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 + + * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63. + +2004-03-12 Matt Austern + + * 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 + + * builtins.c (expand_builtin_mathfn): Add pow10* to the + existing exp10* case. + (expand_builtin): Likewise. + +2004-03-12 Eric Botcazou + + * doc/tm.texi (registers) : Add + entry for REGMODE_NATURAL_SIZE. + +2004-03-12 Richard Henderson + + 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 + + * 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 + + 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 + + PR middle-end/14477 + * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER. + +2004-03-11 Ulrich Weigand + + 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 + + * combine.c (if_then_else_cond): Check for NULL return value of + simplify_gen_subreg. + +2004-03-11 Richard Sandiford + + PR target/14496 + * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for + TARGET_SINGLE_FLOAT. + +2004-03-11 Steve Ellcey + + * 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 + + * fold-const.c (negate_expr_p) : 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) : Implement the above transformations. + + * simplify-rtx.c (simplify_unary_operation): Also implement the + above transformations at the RTL level. + +2004-03-11 Alan Modra + + * real.c (encode_ibm_extended): Do round low word. + +2004-03-11 Ben Elliston + + * 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 + + * config/host-solaris.c (sol_gt_pch_use_address): Add + missing terminating marker to comment. + +2004-03-11 Richard Sandiford + + * 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 + + 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 + + * 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 + + * 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 + + * configure: Regenerate, since I forgot to while committing Paolo's + changes. + +2004-03-08 Paolo Bonzini + + 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 + + * 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 + + PR c/14517 + * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers + except for pedantic c90 mode. + +2004-03-10 Kelley Cook + + * configure.ac: Bump AC_PREREQ to 2.59. + * configure: Regenerate. + +2004-03-10 Uros Bizjak + + * 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 + + * doc/invoke.texi (ARM Options): Fix -mpfu typo. + +2004-03-10 David Edelsohn + + * 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 + + * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases. + +2004-03-10 David Edelsohn + + * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define + __LONGDOUBLE128 on AIX. + +2004-03-10 Andrew Haley + + 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 + + PR target/14480 + * config/rs6000/t-rtems: Add missing file on branch. + +2004-03-10 Ulrich Weigand + + * dbxout.c (dbxout_symbol_location): Do not output references + to optimized-out constant pool symbols. + +2004-03-10 Andreas Schwab + + * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable + twon34_r. + +2004-03-09 James E Wilson + + * 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 + + 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 + + * 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 + + * 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 + + PR other/14474 + * doc/md.texi (Pattern Ordering, Dependent Patterns) + (Jump Patterns, Looping Patterns): Wrap in separate "@ifset + INTERNALS". + +2004-03-09 Zack Weinberg + + * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define. + (LIBGCC_SPEC): Update to match. + +2004-03-09 Zack Weinberg + + * 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 + Andrew Pinski + + * 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 + + * c-typeck.c (tagged_types_tu_compatible_p): + Fix typo. + +2004-03-09 Roger Sayle + + * 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 + + * config/m32r/m32r.md: Remove all define_peephole's. + +2004-03-09 Alan Modra + + * config/rs6000/rs6000.md: Remove trailing whitespace. + +2004-03-08 Eric Christopher + + * Makefile.in (site.exp): Add libiconv variable definition. + +2004-03-09 Hans-Peter Nilsson + + * configure: Regenerate for config/accross.m4 correction. + +2004-03-08 Joel Sherrill + + PR target/14480 + * config/rs6000/t-rtems: Add missing file on branch. + +2004-03-08 Roger Sayle + + 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 + + * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber. + ("*extendqisi2_short_displ"): Likewise. + +2004-03-08 Kazu Hirata + + * config/pdp11/pdp11.c (comparison_operator_index): Remove. + (comp_operator): Likewise. + * config/pdp11/pdp11-protos.h: Remove corresponding + prototypes. + +2004-03-08 Eric Botcazou + + * 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 + + * 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 + + * 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 + + * fold-const.c (tree_expr_nonnegative_p): Reformat checks for + builtins. + +2004-03-08 Hans-Peter Nilsson + + PR target/14471 + * configure.ac (Target-specific assembler checks) : 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) : New case. + +2004-03-08 Alan Modra + + 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 + + * 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 + + * except.c (emit_to_new_bb_before): Break fallthru edges. + +2004-03-07 Stephane Carrez + + * 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 + + * 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 + + * fold-const.c (fold) : Fold x | x as x. + : Fold x ^ x as zero. + : Fold x & x as x. + +2004-03-07 Roger Sayle + + * fold-const.c (fold) : Rewrite optimization to transform + "foo++ == const" into "++foo == const+incr". + +2004-03-07 Richard Sandiford + + * config/mips/mips.c (mips_in_small_data_p): Return false if + TARGET_ABICALLS. + +2004-03-06 Stephane Carrez + + * 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 + + * config/alpha/alpha.c (alpha_in_small_data_p): False for functions. + +2004-03-06 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix + botched rtx class conversion. + +2004-03-06 Kaveh R. Ghazi + + * 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 + + PR target/14343 + * config/i386/i386.md (movv2di_internal): Conditionalize on + TARGET_SSE, not TARGET_SSE2. + +2004-03-05 Chris Demetriou + + * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete + duplicated line. + +2004-03-05 Kaveh R. Ghazi + + * builtins.c: Consistently use logN not log* in comments. + +2004-03-05 Andreas Krebbel + + * 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 + + * 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 + + * doc/tm.texi (HARD_REGNO_RENAME_OK): Document. + +2004-03-05 Jason Merrill + + * 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 + + * 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 + + * 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 + + * function.c (assign_parms): Include pretend alignment offset. + +2004-03-05 Richard Kenner + + * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size + FUNCTION_BOUNDARY, not POINTER_SIZE * 2. + +2004-03-05 Ian Lance Taylor + + * 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 + + PR 13577 + * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o + options. + +2004-03-05 Paolo Bonzini + + * 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 + + * 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 + + * 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 + + * config/m32r/m32r.c (signed_comparison_operator): Add a + missing parenthesis. + +2004-03-04 Ian Lance Taylor + + * 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 + + * 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 + + 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 + + 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 + + * genmultilib: Change '=' to '-' when translating option names + to directory names. + +2004-03-04 Richard Kenner + + * 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 + + * 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 + + * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm. + * testsuite/gcc.dg/20040303-1.c: New test. + +2004-03-04 Steven Bosscher + + * 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 + + * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC. + +2004-03-04 Stuart Hastings + + * 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 + + 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 + + * config/h8300/h8300.c: Put a comment for every function. + +2004-03-04 Kazu Hirata + + * config/h8300/h8300.md: Add comments about peephole2's. + +2004-03-04 Steven Bosscher + + * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value. + +2004-03-04 Jan Hubicka + + * 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 + GP + + * config/rs6000/rs6000.c (output_function_profiler): Append @plt + when compiling PIC. + +2004-03-04 Josef Zlomek + + PR/14362 + * var-tracking.c (track_expr_p): Do not track variables which + should be ignored for debugging purposes. + +2004-03-04 Alan Modra + + * 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 + + * 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 + + PR target/14406 + * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn. + (abstf2, abstf2_internal): New define_expand. + +2004-03-04 Eric Botcazou + + 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 + + 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 + + * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up + configuration. + +2004-03-03 Ian Lance Taylor + + * ggc-zone.c (ggc_pch_write_object): Don't align file pointer. + +2004-03-04 Alan Modra + + * target-def.h (TARGET_OPTF): Delete. + * c-opts.c (TARGET_OPTF): Define. + +2004-03-04 Jan Hubicka + + * cselib.c (cselib_finish): Fix another miss-application of my previous + patch. + +2004-03-03 Mike Stump + + 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 + + * cselib.c (cselib_finish): Fix miss-application of my previous + patch. + +2004-03-03 Kazu Hirata + + * 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 + + * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a. + +2004-03-03 Eric Botcazou + + * 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 + + PR opt/13862 + * cselib.c (cselib_record_sets): Don't record multiple sets in + asm insns. + +2004-03-03 Mostafa Hagog + + * 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 + + * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of + small negative values. + +2004-03-03 Jan Hubicka + + * 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 + + * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")". + +2004-03-03 Jan Hubicka + + * 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 + Richard Sandiford + + * 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 + + * 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 + + * target.h: Remove texi jargons in comments. + +2004-03-02 Kazu Hirata + + * config/h8300/lib1funcs.asm (___fixunssfsi): Change the + threshold to 0x4f. + + Revert: + 2004-02-27 Kazu Hirata + * 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 + + * doc/md.texi (cbranchmode4): New. + +2004-03-02 Eric Christopher + + * 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 + + 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 + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when + comparing with Z register. + +2004-03-02 Zdenek Dvorak + + * 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 + + * 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 + + * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this + macro results in memory allocation. + +2004-03-02 David O'Brien + + * 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 + + * gcc/doc/install.texi (*-*-freebsd*): Update target information. + +2004-03-02 Kazu Hirata + + * rtl.def (define_combine): Remove. + +2004-03-02 Kazu Hirata + + * config/h8300/h8300.md: Tweak formatting. + +2004-03-02 Kazu Hirata + + * config/h8300/h8300.md (*cmphi_h8300): Rename to + *cmphi_h8300_znvc. + (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc. + +2004-03-01 Mark Mitchell + + PR bootstrap/14356 + * gcc.c (process_command): Remove const-qualification from argv. + (main): Likewise. + +2004-03-02 Kazu Hirata + + * 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 + + * Makefile.in (install-libgcc, install-multilib): Pass + mkinstalldirs var to libgcc.mk. + +2004-03-01 Kazu Hirata + + * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison. + * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove. + +2004-03-01 Kazu Hirata + + * 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 + + * dominance.c (recount_dominator): Handle postdominators. + +2004-03-01 Richard Sandiford + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * configure.ac: Rearrange some threading code for clarity; + add section comment. + * configure: Regenerate. + +2004-02-29 Kazu Hirata + + * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment + typos. + * doc/cppopts.texi: Fix a typo. + +2004-02-29 Kazu Hirata + + * config/i386/i386.md: Fix formatting. + +2004-02-29 Nathanael Nerode + + * 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 + + * config/h8300/h8300.md: Add comments about peephole2's. + +2004-02-29 Kazu Hirata + + * config/h8300/h8300.md: Tweak operand numbers of some + peephole2's. + +2004-02-29 Kazu Hirata + + * config/h8300/h8300.md: Tweak comments about peephole2's. + +2004-02-29 Waldek Hebisch + + 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 + + * config/sh/sh.c: Fix formatting. + +2004-02-28 Kazu Hirata + + * config/sh/sh.c: Convert to ISO-C. + +2004-02-28 Andrew Pinski + + * 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 + + * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg. + +2004-02-28 Kazu Hirata + + * 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 + + * config/mips/mips.md (tstsi, tstdi): Delete. + +2004-02-28 Maciej W. Rozycki + + * 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 + + * 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 + + * 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 + + * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to + TARGET_SCHED_IS_COSTLY_DEPENDENCE. + +2004-02-28 Zdenek Dvorak + + PR optimization/14229 + * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump. + +2004-02-28 Eric Botcazou + + * fold-const.c (fold): Strip NOPs that change the signedness + for RSHIFT too. Expand comment. + +2004-02-27 Ian Lance Taylor + + 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 + + PR optimization/7871 + * flow.c (propagate_one_insn): Interpret calls as setting global + registers, not merely clobbering them. + +2004-02-27 Dale Johannesen + + * 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 + + * 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 + + * c-typeck.c (tagged_types_tu_compatible_p) : + Speedup common case of the type values being in the same order. + +2004-02-27 Steve Ellcey + + * 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 + + * 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 + + * function.c (assign_parms): Don't count pretend args for alignment. + +2004-02-27 Richard Henderson + + * 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 + Roger Sayle + + * 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) : Consistently use the + 'unsignedp' predicate to specify the signedness. + +2004-02-27 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * stmt.c (expand_start_case_dummy): Remove. + * tree.h: Remove the corresponding prototype. + +2004-02-26 Kazu Hirata + + * builtins.c (apply_args_register_offset): Remove. + * tree.h: Remove the corresponding prototype. + +2004-02-26 Kazu Hirata + + * stor-layout.c (is_pending_size): Remove. + * tree.h: Remove the corresponding prototype. + +2004-02-26 Kazu Hirata + + * recog.c (validate_replace_src): Remove. + * recog.h: Remove the corresponding prototype. + +2004-02-26 Kazu Hirata + + * 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 + + * c-decl.c (c_expand_deferred_function): Remove. + * c-tree.h: Remove the corresponding prototype. + +2004-02-26 Kazu Hirata + + * postreload.c (reload_cse_move2add): Generate just a PLUS + instead of an entire SET. + +2004-02-26 Jan Hubicka + + * 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 + + * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__. + +2004-02-26 Eric Botcazou + + * 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 + + * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter + unless HAVE_cc0. + +2004-02-25 Richard Henderson + + * 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 + + PR c/12794 + * c-common.c (handle_alias_attribute): Reject the attribute if + current_function_decl is set. + +2004-02-25 Kelley Cook + + * 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 + + * doc/contrib.texi: Add an entry for myself. + +2004-02-25 Jan Hubicka + + * 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 + + * 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 + + * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like + comparisons with regard to signedness. + +2004-02-25 Richard Earnshaw + + * 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 + + * reload1.c (reload): Only spill eliminable register with multiple + adjacent elimination alternatives if all alternatives fail. + +2004-02-25 Richard Earnshaw + + * arm.c (arm_legitimate_index_p): For QImode the range of an offset + is -4095...+4095 inclusive. + +2004-02-25 Eric Botcazou + + * 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 + + * 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 + + * config/i386/i386.c (ix86_comp_type_attributes): Check for + regparm attributes. + +2004-02-24 Richard Henderson + + * 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 + + * 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 + + PR/14240 + * rtlanal.c (replace_label): Fix replacing labels in constant pool. + +2004-02-24 Geoffrey Keating + + * config/darwin.h (TARGET_HAS_F_SETLKW): Define. + +2004-02-24 Jason Merrill + + * 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 + + * 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 + + Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux. + 2004-02-05 Alexandre Oliva + * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for + symbols in sections named by the user. + 2004-01-30 Alexandre Oliva + * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New. + 2004-01-27 Alexandre Oliva + * config.gcc (frv-*-*linux*): Handle like *-*-linux*. + * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by + the above. + 2004-01-20 Alexandre Oliva + * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add + one more pseudo to further improve code generation. + 2004-01-19 Alexandre Oliva + * config/frv/frv.md (movdi_ldd): Introduce explicit indirection + inside UNSPEC. + 2004-01-16 Alexandre Oliva + * 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 + * 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 + * 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 + * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if + inhibit_libc is defined. + 2003-12-12 Alexandre Oliva + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * 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 + * config.gcc: Add frv-*-*linux*. + * config/frv/linux.h, config/frv/t-linux: New. + 2003-10-06 Alexandre Oliva + * 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 + * 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 + * 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 + * 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 + * 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) : 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 + * 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 + * 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) : 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 + * 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 + + * config/sparc/sparc.h: Remove commented-out definitions of + TARGET_EDOM and GEN_ERRNO_RTX. + +2004-02-24 Kazu Hirata + + * 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 + + * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not + beginning of block. + +2004-02-23 James E Wilson + + * calls.c (precompute_arguments): Update comment. + +2004-02-23 Kazu Hirata + + * et-forest.c: Replace et_occurences with et_occurrences. + +2004-02-23 Kazu Hirata + + * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse + with iv_analyze. + +2004-02-23 Kelley Cook + + * 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 + Kazu Hirata + + 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) : + Remove. + * toplev.c (flag_writable_strings): Remove. + (f_options): Remove an entry for writable-strings. + * varasm.c (const_hash_1) : Don't check + flag_writable_strings. + (compare_constant) : 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 + + * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57. + +2004-02-23 Dale Johannesen + + * config/rs6000.md (movsf_hardfloat): Add POWER form of nop. + (movdf_hardfloat64): Ditto. + (movdf_softfloat64): Ditto. + +2004-02-23 Fariborz Jahanian + * 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 + + * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy. + (movdf_hardfloat64): Ditto. + +2004-02-23 Kazu Hirata + + * 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 + + 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 + + * 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 + Falk Hueffner + + 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 + + * 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 + + * reorg.c: Remove comments about dead ports. + +2004-02-22 Christopher Faylor + + * 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 + + Merge from tree-ssa: + 2003-11-20 Richard Henderson + + * 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 + + * genoutput.c (process_template): Strip trailing whitespace in @ + templates and issue a warning if there was any. + +2004-02-21 Christopher Faylor + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed + check. + (shift_mix4left+2): Delete redundant pattern. + +2004-02-20 Kazu Hirata + + * 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 + + * params.def (max-peeled-insns, max-completely-peeled-insns, + max-once-peeled-insns): Set to 400. + +2004-02-20 John David Anglin + + 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 + + PR target/14201 + * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand + numbers. + +2004-02-20 Per Bothner + + * 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 + + * doc/invoke.texi: Add -Wvariadic-macros. + +2004-02-20 Kazu Hirata + + * haifa-sched.c (sched_emit_insn): Remove. + * sched-int.h: Remove the corresponding prototype. + +2004-02-20 Kazu Hirata + + Revert: + 2004-02-19 Kazu Hirata + * 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 + Tom Tromey + + * 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 + + * doc/install.texi (Building the Ada compiler): Remove + example. + +2004-02-20 James E Wilson + + * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg. + +2004-02-20 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * 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 + Maciej W. Rozycki + + * 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 + + * 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 + + * 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 + + PR preprocessor/14198 + * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add + builtin_assert ("machine=mips") + +2004-02-19 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * 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 + + * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro. + * testsuite/gcc.dg/20040219-1.c: New test. + +2004-02-19 Ulrich Weigand + + * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc", + "*subsf3_cconly"): Subtraction is not commutative. + +2004-02-19 Zack Weinberg + + * 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 + + * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison + for unordered comparison codes. + +2004-02-19 Ian Lance Taylor + + * 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 + + 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 + + * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove. + +2004-02-19 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * loop.c (all_sets_invariant_p): Remove. + +2004-02-19 Eric Botcazou + + 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 + + * function.c (assign_parms): When building decl_rtl for + SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer. + +2004-02-19 Olivier Hainque + + * 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 + + * 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 + + * 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 + + * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64 + by default. + +2004-02-18 Ulrich Weigand + + * 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 + + * config/s390/s390.c (s390_mainpool_start): Delete the main pool + placeholder insn when chunkifying the pool. + +2004-02-18 John David Anglin + + * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not + generating PIC code. + +2004-02-18 Kazu Hirata + + * 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 + + * 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 + + * 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 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) . 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 + + * config/h8300/h8300.md (four define_peephole2's): Use + h8300_regs_ok_for_stm(). + +2004-02-18 Kazu Hirata + + * 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 + + * 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 + + * 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 + + 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 + + * config/h8300/h8300.md: Move movsf patterns into one section + of the file. + +2004-02-18 Kazu Hirata + + * 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 + + * config/h8300/h8300.md: Move push patterns into one + section of the file. + +2004-02-18 Mark Mitchell + + PR c++/11326 + * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL + fntype. + +2004-02-18 Paul Brook + + * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX + +2004-02-18 Paul Brook + + PR debug/12934 + * dwarf2out.c (loc_descriptor_from_tree): Handle + EXPR_WITH_FILE_LOCATION. + +2004-02-18 Jakub Jelinek + + * 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 + + * 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 + + * 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 + + * caller-save.c (insert_restore): Pass mem through copy_rtx. + (insert_save): Likewise. + +2004-02-17 Kazu Hirata + + * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a + warning. + +2004-02-17 Kazu Hirata + + * 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 + + * 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 + + * config/h8300/h8300.c (fix_bit_operand): Change the name of + the last argument to "code" from "type". + +2004-02-17 Kazu Hirata + + * config/h8300/h8300.c: Remove an extern declaration of + rtx_equal_function_value_matters. + +2004-02-17 Kazu Hirata + + * 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 + + * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment + typos. + +2004-02-17 Jan Hubicka + + * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4. + +2004-02-18 Alan Modra + + 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 + + * 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 + + * (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 + + * config/h8300/h8300.md: Fix comment typos. + +2004-02-17 Rainer Orth + + * 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 + + * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM. + +2004-02-17 Kazu Hirata + + * config/h8300/h8300.c (h8300_expand_prologue): Don't generate + insns by hand. + +2004-02-17 Zdenek Dvorak + + * cfghooks.c (split_edge): Speed up updating of dominators. + +2004-02-17 Mark Mitchell + + 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 + + * config/h8300/h8300.c (h8300_emit_stack_adjustment): + Don't generate insns by hand. + +2004-02-17 Andrew Pinski + + PR c++/14178 + * doc/invoke.texi (fabi-version): The default is 2 now. + +2004-02-17 Zdenek Dvorak + + * 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 + + * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame + pointer. + (CALL_USED_REGISTERS): Likewise. + (REG_ALLOC_ORDER): Likewise. + (REG_CLASS) : Likewise. + +2004-02-16 Geoffrey Keating + + * 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 + + * 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 + + * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()). + +2004-02-16 Zack Weinberg + + * sdbout.c (sdb_debug_hooks): Correct the type_decl entry. + +2004-02-16 Joseph S. Myers + + * doc/sourcebuild.texi: Mention backends.html. + +2004-02-16 Kazu Hirata + + * 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 + + * 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 + + * config/h8300/h8300.md: Remove unnecessary parallels from + all define_insn and define_split patterns. + +2004-02-15 Kazu Hirata + + * config/h8300/h8300.md: Remove explicit (set_attr "cc" + "clobber"). + +2004-02-15 Bernardo Innocenti + + * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for + '%#'. + +2004-02-15 Kazu Hirata + + * config/ia64/ia64.c, config/mips/mips.c, + config/mmix/mmix-modes.def: Fix comment typos. + +2004-02-15 Roger Sayle + + * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro. + (get_directive_line): Remove unused function prototype. + +2004-02-14 Josef Zlomek + + * tree-inline.c (copy_body_r): Do not replace ret_label. + +2004-02-14 Jan Hubicka + + * 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 + + * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of + PARALLEL is NULL. + +2004-02-14 Per Bothner + + * 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 + + * Makefile.in: Fix comment typos. + +2004-02-14 Olivier Hainque + + * 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 + + * 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 + + * 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 + + * configure.ac: Search for as, ld below libexec/gcc. + * configure: Regenerate. + +2004-02-14 Ben Elliston + + * 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 + + * 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 + + * xcoffout.c (xcoff_assign_fundamental_type_number): Check + DECL_NAME != 0 before dereferencing. + +2004-02-13 Ulrich Weigand + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/s390/s390.c (s390_sched_reorder2): Remove. + (TARGET_SCHED_REORDER2): Do not redefine. + +2004-02-12 Zack Weinberg + + * 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 + + 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 + + * 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 + + * config.gcc: Restore support for m68k-openbsd. + +2004-02-12 Jan Hubicka + + * tree-optimize.c (tree_rest_of_compilation): Do not release + DECL_ARGUMENTS. + +2004-02-11 Matt Kraai + + * doc/install.texi: Fix the spelling of "explicitly". + +2004-02-11 Eric Christopher + + * 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 + + 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 + + * 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 + + 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 + + * tree.h (frame_base_decl): Add GTY marker. + * var-tracking.c (frame_base_decl): Likewise. + +2004-02-11 Daniel Berlin + + * 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 + + 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. + : 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) : 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 + + * 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 + + * config/rs6000/spe.md ("*movv2si_internal"): Check for register + operand. + (movv4hi_internal): Same. + (movv2sf_internal): Same. + (movv1di_internal): Same. + +2004-02-11 Thiemo Seufer + + * 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 + + * 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 + + * 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 + + * doc/install.texi: Remove extra cd. + +2004-02-10 Ziemowit Laski + + * 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 + + * 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 + + PR c/14088 + * real.c (real_from_string): Look for 'X' as well as 'x' in + hexfloat strings. + +2004-02-10 Kazu Hirata + + * config/h8300/h8300.md: Remove an incorrect comment about + peephole2. Add comments. + +2004-02-10 Josef Zlomek + + 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 + + * c-opts.c (c_common_post_options): Don't emit working directory + in cpp output if -P was specified. + +2004-02-10 Paolo Bonzini + + PR c/14092 + * fold-const.c (fold) : Convert result of + negate_expr back to the original type. + +2004-02-10 Alan Modra + + * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't + bump retaddr here. + +2004-02-10 Paolo Bonzini + + * 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 + + * 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 + + * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI + && TARGET_IRIX. + +2004-02-09 Ziemowit Laski + + * 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 + + * 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 + + * 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 + + 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 + + * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow + unaligned loads and stores. + +2004-02-09 Rainer Orth + + * 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 + + * configure.ac: Remove default executable files before AC_PROG_CC. + * configure: Regenerate. + +2004-02-09 Kazu Hirata + + 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 + + * fold-const.c (fold) : 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 + + * 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 + Bernardo Innocenti + + * 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 + + * 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 + + * README.Portability: Change "ISO C89" to "ISO C90". + * c-parse.in (primary, initelt): Likewise. + +2004-02-08 Richard Sandiford + + * 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 + + * 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 + + * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data. + +2004-02-07 David Edelsohn + + * function.c (assign_parms): Fix formatting. + +2004-02-07 Kazu Hirata + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + PR bootstrap/13990 + * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to + gen_rtx_NE. + +2004-02-07 Josef Zlomek + + * var-tracking.c (vt_add_function_parameters): Surround checkings by + #ifdef ENABLE_CHECKING and #endif. + +2004-02-07 Roger Sayle + + * 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) : 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 + + * 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 + + * c-ppoutput.c, var-tracking.c: Fix comment typos. + +2004-02-06 James E Wilson + + * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for + glibc 2.3 or better. + +2004-02-06 Kazu Hirata + + * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change + to FLOAT_LIB_COMPARE_RETURNS_BOOL. + +2004-02-07 Alan Modra + + * 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 + Ulrich Weigand + + * 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 + + * dwarf2out.c (loclabel_num): Move into #ifdef + DWARF2_DEBUGGING_INFO. + +2004-02-06 Ziemowit Laski + + * 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 + + * reload1.c (check_eliminable_occurrences): Optimize the reset + of can_eliminate. + (eliminate_regs_in_insn): Likewise. + +2004-02-06 Daniel Berlin + Josef Zlomek + + * 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 + + * 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 + Daniel Berlin + + Josef Zlomek + * 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 + * 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 + + * flow.c (update_life_info): Allocate reg_deaths when called from + scheudler. + (attempt_auto_inc): Update life ranges accordingly. + +2004-02-06 Ulrich Weigand + + PR debug/11816 + * dwarf2out.c (gen_decl_die): Handle anonymous struct members. + +2004-02-06 Ulrich Weigand + + * cfganal.c (flow_call_edges_add): Never split a libcall block. + +2004-02-06 Daniel Berlin + + * 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 + + * doc/invoke.texi: Remove the pni option from -mfpmath=. + +2004-02-06 Jan Hubicka + + * 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 + + * config/s390/s390.md (*extendsiqi2_short_displ): Change to + *extendqisi2_short_displ. + +2004-02-06 Alan Modra + + * 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 + + * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever + possible. + +2004-02-06 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR) + to $$(slibdir) in the installation commands. + +2004-02-05 David Edelsohn + + * 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 + + * config.gcc: Remove i370 support. + +2004-02-05 Kelley Cook + + * doc/install.texi: Update automake and autoconf version + requirements. Note where to find gcj automake version. + +2004-02-05 Kelley Cook + + * 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 + + 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 + + * config/ia64/ia64.c (REG_GP): Remove. + +2004-02-05 Rainer Orth + + * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define. + +2004-02-05 Devang Patel + + * dwarf2out.c (force_type_die): Look up input type itself + instead of root_type() of type. + +2004-02-05 Andreas Krebbel + + * 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 + + * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with + TARGET_PROMOTE_PROTOTYPES. + +2004-02-05 Rainer Orth + + PR middle-end/13750 + Revert: + 2004-01-15 Geoffrey Keating + 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 + + * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to + msgid. + +2004-02-05 Dorit Naishlos + + * 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 + + * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr. + * configure: Regenerate. + +2004-02-05 Jonathan Wakely + + * doc/install.texi: Update description of --gxx-include-dir to + give correct default value. + +2004-02-05 Kazu Hirata + + * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace + 8 with MAC_REG. + +2004-02-05 Kazu Hirata + + * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with + gen_rtx_PARALLEL. + +2004-02-05 Kazu Hirata + + * emit-rtl.c: Update the comment about the file. + +2004-02-05 Joseph S. Myers + + * sourcebuild.texi (Test Idioms): Update testcase naming + conventions. + +2004-02-04 Per Bothner + + 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 . + (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 + + * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma. + +2004-02-04 Geoffrey Keating + + * 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 + + * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx(). + +2004-02-04 David Edelsohn + + * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno, + against FIRST_PSEUDO_REGISTER. + +2004-02-04 Rainer Orth + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * cgraphunit.c (cgraph_postorder): Fix typo in comment. + +2004-02-04 Ulrich Weigand + + * 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 + + * 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 + + * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with + TARGET_SETUP_INCOMING_VARARGS. + +2004-02-04 Kazu Hirata + + * 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 + + * 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 + + * config/fr30/fr30.h (FUNCTION_VALUE): Remove the + target-independent comment. + +2004-02-04 Kazu Hirata + + * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't + mention deprecated target macros. + +2004-02-04 Kazu Hirata + + * 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 + + * 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 + + * doc/invoke.texi (x86 options): Fix spelling/wording. + +2004-02-03 Richard Sandiford + + * 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 + + * 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 + + PR target/9348 + * expr.c (expand_expr_real) : 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 + + * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings. + +2004-02-03 J"orn Rennecke + + * config.gcc (sh[234]l): Use little endian fragments. + +2004-02-03 Paul Koning + + * 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 + + 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 + + * 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 + + Merge from csl-arm-branch. + + 2004-01-30 Paul Brook + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept + CONSTANT_P_RTX. + + 2003-30-12 Paul Brook + + * longlong.h: protect arm inlines with !defined (__thumb__) + + 2003-30-12 Paul Brook + + * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__. + + 2003-12-30 Nathan Sidwell + + * builtins.c (expand_builtin_apply_args_1): Fix typo in previous + change. + + 2003-12-29 Nathan Sidwell + + * 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 + + * 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 + + * 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 + + * 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 + + * config/arm/arm.c (all_architectures): Add armv6. + * doc/invoke.texi: Document it. + + 2003-12-19 Paul Brook + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * 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 + Ian Lance Taylor + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + PR target/13789 + * expr.c (store_expr): Use force_operand before emit_move_insn. + +2004-02-02 Jeff Law + Roger Sayle + + * 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 + + * 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 + + PR target/13914 + * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap + for retaddr_column. + +2004-02-02 Kazu Hirata + + * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of + gen_rtx. + +2004-02-02 Eric Christopher + Zack Weinberg + + * 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 + + * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno, + against FIRST_PSEUDO_REGISTER. + +2004-02-02 Eric Botcazou + + * doc/invoke.texi (SPARC options): Further improve. + +2004-02-02 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * doc/invoke.texi (SPARC options): Document that -mflat is deprecated. + +2004-02-02 Kazu Hirata + + * 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 + + * config/mcore/mcore.c (block_move_sequence): Replace + gen_rtx_CONST_INT with GEN_INT. + +2004-02-02 Jan Hubicka + + * 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 + + * 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 + + * config/h8300/h8300.md (two peephole2's): New. + +2004-02-01 Eric Botcazou + + * 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 + + * 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 + + * 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 + + * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s. + +2004-02-01 Chris Demetriou + + * 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 + + * config/c4x/c4x.md: Use GEN_INT instead of + gen_rtx (CONST_INT, ...). + +2004-01-31 Richard Henderson + + * varasm.c (output_constant_pool): Don't zap the pool. + +2004-01-31 Kazu Hirata + + * 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 + + * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT + instead of gen_rtx_CONST_INT. + +2004-01-31 Kazu Hirata + + * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT + instead of gen_rtx_CONST_INT. + +2004-01-31 Kazu Hirata + + * 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 + + * 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 + + * doc/invoke.texi (SPARC options): Restructure and update. + +2004-01-31 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * doc/invoke.texi: Follow spelling conventions. + * doc/tm.texi: Likewise. + +2004-01-31 Kazu Hirata + + * doc/install.texi: Fix typos. + * doc/invoke.texi: Likewise. + +2004-01-31 Ulrich Weigand + + * 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 + + * 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 + + * 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 + + 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 + + * ggc-zone.c (ggc_free): New function. + +2004-01-30 Kazu Hirata + + 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 + + * Makefile.in (abs_docdir, abs_srcdir): Define. + (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir). + +2004-01-30 Kazu Hirata + + * genconfig.c (main): Have CC0_P check its operand even on a + target without cc0. + +2004-01-30 Kazu Hirata + + * 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 + + 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 + + * reload.c (get_secondary_mem): Fix updating of + secondary_memlocs_elim_used. + +2004-01-30 Richard Henderson + + * 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 + + * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0. + Copy operands[1] to pseudo for simplify_gen_subreg. + +2004-01-30 Kazu Hirata + + * gcse.c (bypass_block): Fix a typo in the previous check-in + to the file. + +2004-01-30 Andrew Pinski + + * toplev.c: Include alloc-pool.h. + * Makefile.in (toplev.c): Update dependencies. + +2004-01-30 Richard Kenner + + * combine.c (simplify_shift_const, case XOR): Be careful when + commuting XOR with ASHIFTRT. + +2004-01-30 Kazu Hirata + Eric Botcazou + + * 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 + + PR c/12818 + * varasm.c (const_hash_1) : Use the + address to compute the hash value if flag_writable_strings. + (compare_constant) : 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 + + * 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 + + * toplev.c: Fix broken checkin of 2003-12-30, again. + +2004-01-30 Ulrich Weigand + + * 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 + + PR target/11475 + * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates. + +2004-01-29 Jakub Jelinek + + * emit-rtl.c (change_address): Use XEXP (memref, 0) instead + of addr when creating MEM copy. + +2004-01-29 Devang Patel + + * dwarf2out.c (gen_field_die): Do not equate decl number to die. + +2004-01-28 Ian Lance Taylor + + PR inline-asm/6162 + * reload.c (find_reloads): Only support one pair of commutative + operands. + +2004-01-29 Roger Sayle + + 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 + + * 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 + + * cfghooks.c (split_block): Set probability and count of the + new edge. + +2004-01-29 Josef Zlomek + + * 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 + + 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 + + * 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 + + * config/avr/avr.h: Remove target-independent comments about + target macros. + +2004-01-28 Daniel Berlin + + * timevar.c (timevar_print): Mention when checking is enabled. + +2004-01-28 Giovanni Bajo + + * 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 + + * config/mcore/mcore.c (mcore_external_libcall): Add a + comment. + (mcore_return_in_memory): Likewise. + +2004-01-28 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * config/stormy16/stormy16.c + (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to + TARGET_BUILD_BUILTIN_VA_LIST. + +2004-01-28 Kazu Hirata + + * 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 + + * 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 + + * 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 + + 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 + + * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand + to register_operand. + +2004-01-28 Zack Weinberg + + * 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 + + * 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 + + * genrecog.c (write_node): Remove a useless local variable. + +2004-01-28 Ian Lance Taylor + + * 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 + + * 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 + Jim Wilson + + * 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 + + * gcse.c (bypass_block): Prevent edges to be unified when we are + about to emit compenstation code. + +2004-01-28 Nick Clifton + + * config/arm/arm.c (arm_expand_builtin): Force second argument of + the setcwx insn into a register. + +2004-01-28 Richard Sandiford + + * 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 + + * 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 + + * 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 + + * config/pa/pa.c (emit_move_sequence): Check that operand1 is a + CONST_INT before using INTVAL. + +2004-01-27 Ulrich Weigand + + * 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 + + * 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 + + PR target/7297 + * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp(). + +2004-01-27 David Edelsohn + + * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting + slow, unaligned loads and stores while debugging. Fix formatting. + +2004-01-27 David Edelsohn + + * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead + of computing wmode. + (restore_stack_nonlocal): Same. + +2004-01-27 Devang Patel + + * 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 + + * 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 + + * 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 + + * 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 + + * fixinc/fixinc.c (test_test): Initialize res. + (start_flexer): Initialize pz_cmd_save. + +2004-01-27 Zack Weinberg + + * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS, + SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS. + +2004-01-27 Zack Weinberg + + 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 + + * config/arm/arm.c (output_return_instruction): Only restore IP + into SP if frame_pointer_needed. + +2004-01-27 Eric Botcazou + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept + constant addresses in the normal mode. + +2004-01-26 Kaveh R. Ghazi + + * 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 + + * 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 + + * 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 + + * cselib.c (discard_useless_values): Clear out value pointer pointing + to datastructure to be recycled. + +2004-01-25 Jan Hubicka + + * genextract.c (main): Do not output the memset when not checking. + +2004-01-26 Kazu Hirata + + * 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 + + * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry. Add + acute accents for Petur Runolfsson's entry. + +2004-01-26 Kazu Hirata + + * 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 + + * config/rs6000/rs6000.c (rs6000_emit_move): split slow + unaligned load/store into smaller loads and stores. + +2004-01-26 Fariborz Jahanian + + * 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 + + PR middle-end/13779 + * expr.c (emit_group_load): split constant + correctly into register components of PARALLEL insn. + +2004-01-26 Fariborz Jahanian + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * config/mips/mips.c (mips16_optimize_gp): Delete. + (mips_reorg): Don't call it. + +2004-01-26 Michael Hayes + + * 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 + + * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove. + (HAVE_GAS_HIDDEN): Undefine as interim measure. + +2004-01-26 Michael Hayes + + * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct + memory references if TARGET_EXPOSE_LDP nonzero. + +2004-01-26 Michael Hayes + + * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts. + +2004-01-26 Michael Hayes + + * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject + invalid operand combinations. + +2004-01-26 Michael Hayes + + * 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 + + * 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 + + * 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 + + * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref. + +2004-01-25 Chris Demetriou + + * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2, + and MIPS64 have HI/LO interlocks. Update comment. + +2004-01-25 Kazu Hirata + + * 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 + + * 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 + + * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove. + (PROMOTE_FUNCTION_RETURN): Likewise. + +2004-01-25 Kazu Hirata + + * 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 + + PR bootstrap/13853 + * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0. + +2004-01-25 Kazu Hirata + + * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by + using ccr. + +2004-01-25 Kazu Hirata + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * combine.c (recog_for_combine): Avoid allocating unnecesary RTX. + +2004-01-25 Richard Sandiford + + * 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 + + * 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 + + * 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 + + 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 + + * 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 + + 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 + + * 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 + + * simplify-rtx.c (simplify_relational_operation): Don't + simplify address == constant into address + -constant == 0. + +2004-01-24 Kazu Hirata + + * gcc.c (process_command): Don't internationalize the + Copyright message. + * mips-tfile.c (main): Likewise. + +2004-01-24 Andreas Tobler + + * cse.c: (cse_cc_succs) Fix comparison warning. + +2004-01-24 Kazu Hirata + + * config/h8300/h8300.md: Remove extraneous USE in expanders. + +2004-01-24 Kazu Hirata + + * 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 + + * 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 + + * cselib.c (remove_useless_values): Do not access discarded values. + +2004-01-24 Joseph S. Myers + + * c-typeck.c (build_conditional_expr): Do not allow non-lvalue + arrays. + +2004-01-23 Kazu Hirata + + * recog.c: Fix a typo in copyright. + +2004-01-23 Andrew Pinski + + * config/rs6000/rs6000.md (call): Fix misappiled patch. + (call_value): Likewise. + +2004-01-23 Richard Henderson + + 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 + + * 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 + + PR target/13674 + * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage + loading into GPR. + +2004-01-23 Jan Hubicka + + * 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 + + 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 + + * 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 + + 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 + + * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was + set to default{32,64}. + +2004-01-21 Jakub Jelinek + + * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR) + [!__powerpc64__]: Corrected to handle kernels with changed ucontext. + +2004-01-23 Eric Botcazou + Olivier Hainque + + * 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 + + * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode + size for minipool references. + +2004-01-23 Roger Sayle + + * 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 + + 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 + + * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets. + +2004-01-23 J"orn Rennecke + + * 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 + + * 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 + + * 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 + + * config/pa/fptr.c: Fix old-style definition. + +2004-01-22 Paolo Bonzini + + PR optimization/13724 + * cse.c (fold_rtx) : Fold a SUBREG to zero if it + represents the zero bits produced by a ZERO_EXTEND operation. + +2004-01-22 Roger Sayle + + 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 + + * doc/invoke.texi (Optimize Options): Note that --param arguments + are subject to change without notice. + +2004-01-22 Rainer Orth + + * 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 + + * 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 + + * config/xtensa/xtensa.c (function_arg): Generalize logic so that it + handles complex and vector modes. + +2004-01-22 Kazu Hirata + + * 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 + + * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1) + (genrtl_for_stmt): Remove emit_nop calls. + +2004-01-22 John David Anglin + + 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 + + * 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 + + * 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 + Paolo Bonzini + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * config/sparc/sparc.c (function_arg_record_value_1): Fix + computation of the number of integer registers required. + +2004-01-21 Kazu Hirata + + * config/i386/i386.md: Simplify certain comparisons of + const_int. + +2004-01-21 Andrew Pinski + + PR target/13785 + * config/rs6000/rs6000.md (call_value): Force operand + 1 not operand 0 into a register. + +2004-01-21 Kazu Hirata + + * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def, + unwind-dw2-fde.h: Update copyright. + +2004-01-21 John David Anglin + + * pa-protos.h: Update copyright. + * pa.h: Likewise. + * pa.md: Likewise. + +2004-01-21 Caroline Tice + + 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 + + * 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 + + * 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 + + * 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 + Michael Matz + + * doc/extend.texi (Extended Asm): Clarify memory clobber. + +2004-01-21 Jakub Jelinek + + * crtstuff.c (frame_dummy, __do_global_ctors_1): Call + _Jv_RegisterClasses through a function pointer. + +2004-01-21 Falk Hueffner + + 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 + + * config/m32r/m32r.h (CPP_SPEC): Define. + +2004-01-21 Zack Weinberg + + * 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 + + * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and + $(SYSTEM_H). + (print-rtl1.o): Depend on $(SYSTEM_H). + +2004-01-20 Kelley Cook + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + 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 + + * 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 + + * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK + not TARGET_M32RX_MASK. + +2004-01-20 Eric Botcazou + + PR target/13557 + * config/sparc/sparc.c (function_arg): Reorder the cases. + +2004-01-19 Per Bothner + + 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 + + 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 + + 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * contrib.texi: Update Paolo Carlini's entry. New entries for + Jerry Quinn and Petur Runolfsson. + +2004-01-19 Roger Sayle + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove. + +2004-01-18 Kazu Hirata + + * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of + the size of a pointer in bytes. + +2004-01-18 Roger Sayle + + * 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 + + * 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 + + * 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 + + * config/mips/mips.c (mips_got_alias_set): Mark for PCH. + +2004-01-18 Joseph S. Myers + + * 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 + + 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 + + * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040, + mcpu32): Remove redundant checks for implied target predefines. + +2004-1-17 Andrew Pinski + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * 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 + + * config/sh/sh.c: Include ggc.h. + +2004-01-16 Geoffrey Keating + + * 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 + + * 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 + Chandrakala Chavva + + * 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 + + * 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 + + * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ... + (alpha___extern_prefix_sys_stat): ... this. + Apply to , 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 + + * version.c (version_string): Change to 3.5.0. + * doc/include/gcc-common.texi (version-GCC): Likewise. + +2004-01-16 Jan Hubicka + + * 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 + + * 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 + + * 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 + + PR 11864 + * postreload.c (reload_cse_simplify_operands): Don't remove + implicit extension from LOAD_EXTEND_OP. + +2004-01-16 Jan Hubicka + + 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 + + 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 + + * 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 + + * 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 + + * Makefile.in (MAINT): Make it an immediate assignment. + +2004-01-15 Kazu Hirata + + * config/m32r/m32r.md: Remove useless calls to gen_lowpart. + +2004-01-15 Kazu Hirata + + * 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 + + * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF + around it. + +2004-01-15 Kazu Hirata + + * 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 + + PR optimization/13375 + * gcse.c (handle_avail_expr): Just return if the source is not a + single set. + +2004-01-15 Richard Earnshaw + Daniel Jacobowitz + + * 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 + + PR optimization/12372 + * calls.c (expand_call): Add call_fusage data for stack arguments in + constant calls. + +2004-01-15 Alan Modra + + * 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 + + PR bootstrap/13692 + * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in + previous patch. + +2004-01-15 Richard Henderson + + * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after + integer regs of the same call-savedness. + +2004-01-15 Andreas Schwab + + 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 + + * doc/invoke.texi: Update dump file names. Fix a typo. + +2004-01-15 Kazu Hirata + + * 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 + + * 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 + + 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 + + * doc/tm.texi (FUNCTION_VALUE): Fix a typo. + +2004-01-14 Kazu Hirata + + * doc/tm.texi: Replace RETURN_IN_MEMORY with + TARGET_RETURN_IN_MEMORY. + +2004-01-15 Jan Hubicka + + * 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 + + * c-parse.in (stmts_and_decls): Make label at end of compound + statement a hard error. + +2004-01-14 Jan Hubicka + + * 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 + + 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 + + * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with + targetm.calls.strict_argument_naming(). + * target.h: Likewise. + +2004-01-14 Richard Henderson + + PR debug/13231 + * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue + instructions. + +2004-01-14 Richard Henderson + + 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 + + * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0. + +2004-01-14 Kazu Hirata + + * config/alpha/alpha.h (STRUCT_VALUE): Remove. + * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef. + (STRUCT_VALUE): Remove. + +2004-01-14 Steven Bosscher + + * 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 + + 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 + + * regrename.c (find_oldest_value_reg): Fix a warning. + +2004-01-14 Richard Earnshaw + + 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 + + * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx + (CONST_INT, VOIDmode, ...). + +2004-01-14 Richard Earnshaw + + * 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 + + * alias.c (get_alias_set): Initialize alias set to 0 when subset is + impossible. + +2004-01-14 Kelley Cook + + * Makefile.in: Define MAINT from --enable-maintainer-mode. + +2004-01-14 Hartmut Penner + + * 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 + + * config/sparc/sparc.md (tie_add32): Fix pasto. + (tie_add64): Likewise. + +2004-01-14 Zdenek Dvorak + + * config/i386/i386.md (*addqi_1_slp): Do not access operands[2]. + +2004-01-13 Kazu Hirata + + * config/iq2000/iq2000-protos.h: Fix comment formatting. + * config/iq2000/iq2000.c: Likewise. + * config/iq2000/iq2000.md: Likewise. + +2004-01-14 J. Brobecker + + * 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 + + * 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 + + * config/h8300/h8300.c (dosize): Change to + h8300_emit_stack_adjustment. Update callers. + +2004-01-13 Kazu Hirata + + * 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 + + * 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 + + Partial fix PR c++/12850 + * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when + at zero nest level. + +2004-01-13 Bernardo Innocenti + + * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr" + pseudo-register. + +2004-01-13 Devang Patel + + 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 + + * 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 + + * cfg.c (dump_bb): Dump entry edges. + +2004-01-13 Richard Earnshaw + + * 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 + + * 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 + + * doc/rtl.texi (Vector Operations): Remove defunct vec_const item. + +2004-01-12 James E Wilson + + * unwind-libunwind.c: Delete. + +2004-01-12 Zack Weinberg + + 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 + + * 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 + + 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 + + * 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 + + * 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 + + * alias.c (new_alias_set): Construct the alias_set varray. + (init_alias_once): Don't do it here. + +2004-01-12 Marc Espie + + * system.h: handle YYBYACC like YYBISON. + +2004-01-12 Jonathan Merriman + + PR target/10847 + * config.gcc: No longer includes conflicting header sparc/sol2.h when + building on sparc64-*-openbsd*. + +2004-01-12 Andrew Pinski + + PR debug/13539 + * dbxout.c (dbxout_type): Protected inheritance is not + private but protected. + +2004-01-12 Richard Sandiford + + * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch. + +2004-01-12 Kazu Hirata + + 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 + * 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 + + * 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 + + * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX + TFmode to SImode libfuncs. + +2004-01-12 Roger Sayle + + PR middle-end/11397 + * varasm.c (assemble_alias): Remove weak aliases from weak_decls. + +2004-01-12 Jan Hubicka + + 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 + + * simplify-rtx.c (simplify_immed_subreg): Correctly extract the + high word of an integral CONST_DOUBLE. + +2004-01-12 Paul Brook + + * simplify-rtx.c (simplify_plus_minus): Always generate canonical form. + +2004-01-12 J"orn Rennecke + + 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 + + * 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 + + 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 + + * 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 + + 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 + + * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the + brace-enclosed syntax in all C output statements. + +2004-01-12 David Edelsohn + + 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 + + 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 + + * pa.c: Don't include obstack.h. + + * pa.md: Correct constraint in pattern for loading PIC label address. + +2004-01-11 Kaz Kojima + + * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine + before defining. + +2004-01-11 Steven Bosscher + + 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 + + * c-decl.c (diagnose_arglist_conflict): Add missing space to + diagnostic messages. + +2004-01-11 Jakub Jelinek + + 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + * config/m32r/m32r.md: Use define_constants for unspec and + unspec_volatile. + +2004-01-10 Jan Hubicka + + PR opt/11635 + * expr.c (expand_expr_real): More curefully expand union casts. + +2004-01-10 Kazu Hirata + + * config/m32r/m32r.md (flush_icache): Use 1 for + unspec_volatile. + +2004-01-10 David Edelsohn + James E Wilson + + 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 + + * tree.c (get_unwidened): Reorder conditions so that the null pointer + check is done first. + +2004-01-09 Eric Christopher + + * toplev.c (rest_of_handle_cfg): Add reg_scan pass + if we're running mark_constant_function. + +2004-01-09 Jeff Bailey + + PR target/12561 + * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR. + +2004-01-09 Andrew Pinski + + 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 + + * 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 + + * recog.c (constrain_operands): Validate mem operands. + +2004-01-09 James E Wilson + + * gcc.c (init_spec): Remove -lunwind from shared case. + * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind. + +2004-01-09 Steve Ellcey + + * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*. + * configure: Regenerate + +2004-01-09 Joseph S. Myers + + 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 + + * 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 + + * 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 + + 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 + + * 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 + + * 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 + + * 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 + + PR opt/12441 + Revert: Sat Mar 30 14:08:55 CET 2002 Jan Hubicka + * 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 + + * Makefile.in: Rename configure.in to configure.ac + * doc/sourcebuild.texi: Likewise. + * configure: Regenerate. + * config.in: Regenerate. + +2004-01-08 Stuart Hastings + + * config/i386/i386.md: Typos in MMX/SSE immediate shifts. + +2004-01-08 Jan Hubicka + + * cgraphunit.c (cgraph_decide_inlining): Fix typo. + +2004-01-08 Geoffrey Keating + + * 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 + + * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit + variables in the appropriate bss section. + +2004-01-09 Alan Modra + + * 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 + + * simplify-rtx.c (simplify_immed_subreg): Fix construction of + floating-point constants. + +2004-01-08 J. Brobecker + + * 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 + + * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h: + Add multiple-include guard. + +2004-01-08 Hartmut Penner + + * 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 + + 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 + + PR c/12165 + * c-decl.c (grokdeclarator): Take type qualifiers of typedefed + array type from the array element type. + +2004-01-07 Alan Modra + + * 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 + + * 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 + + * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate. + (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use. + +2004-01-06 Geoffrey Keating + + * 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 + + * 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 + + * 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 + + * 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 + + * doc/install.texi: Fix typos. + * doc/invoke.texi: Likewise. + * doc/md.texi: Likewise. + +2004-01-06 Kazuhiro Inaoka + + * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed + +2004-01-06 Jan Hubicka + + * 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 + + * 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 + + * 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 + + * toplev.c: Fix broken checkin of 2003-12-30. + +2004-01-05 Daniel Berlin + + * 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 + + * doc/invoke.texi: Remove a page break. + +2004-01-05 Kazu Hirata + + * config/avr/avr.c (avr_output_function_prologue): Remove an + extra pair of curly braces. + +2004-01-05 Kazu Hirata + + * config/mn10300/mn10300.c: Fix comment formatting. + * config/mn10300/mn10300.h: Likewise. + +2004-01-05 Richard Kenner + + * 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 + + * doc/invoke.texi: Remove traces of dead ports. + +2004-01-05 Richard Sandiford + + * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs + option. + +2004-01-05 Richard Sandiford + + 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 + + * 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 + + * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison + warning. + +2004-01-04 Nathanael Nerode + + * configure.ac: Use AC_PROG_CPP_WERROR. + * configure: Regenerate. + +2004-01-04 Zack Weinberg + + * .cvsignore: Add autom4te.cache. + +2004-01-04 Richard Sandiford + + * 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 + + PR c/3414 + * doc/extend.texi: Clarify definition of malloc attribute. + +2004-01-04 Jan Hubicka + + * 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 + + * 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 + + * 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 + + * config/i386/i386.md (fp constant pool splitter): Reorg suppression + for sse and 387; add suppression for mmx. + +2004-01-02 Andrew Pinski + + * 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 + + * config/mn10300/mn10300.h (PREDICATE_CODES): Add + const_8bit_operand and call_address_operand. + +2004-01-02 Jan Hubicka + + * 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 + + * expr.c (store_constructor): Fix pasto in previous patch. + +2004-01-02 Kazu Hirata + + * 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 + + * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update + copyright and last modification dates. + +2004-01-02 Andreas Jaeger , Gerald Pfeifer + + * doc/install.texi (Specific): Mention x86_64. + +2004-01-01 Hans-Peter Nilsson + + * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]: + Call force_operand on plus_constant result. + +2004-01-01 Jan Hubicka + + * 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 + + 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. -- 2.30.2