mips.c (mips_scalar_mode_supported_p): Rewrite to avoid call to default function.
[gcc.git] / gcc / ChangeLog
index 16dfb1982202b9f5c9aa86cb5c9bc5306c7c7b21..f9fa30f99a57a10f2394e55e83d8eed8bcdc717e 100644 (file)
@@ -1,3 +1,623 @@
+2004-12-08  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite
+       to avoid call to default function.
+
+2004-12-08  Zack Weinberg  <zack@codesourcery.com>
+
+       PR 17982
+       * varasm.c (pending_assemble_externals): New static.
+       (assemble_external_real): Meat of assemble_external split out
+       to this new function.
+       (process_pending_assemble_externals): New function.
+       (assemble_external): Use gcc_assert.  If flag_unit_at_a_time
+       is true and the basic test passes, merely cons the decl onto
+       the pending list to be handled later.
+       * tree.h: Declare process_pending_assemble_externals.
+       * cgraphunit.c (cgraph_optimize): Call it.
+
+       * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL.
+
+2004-12-08  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * cfgloopmanip.c (create_preheader): Speed up by "unrolling"
+       and simplifying FOR_EACH_EDGE.
+
+2004-12-08  Richard Sandiford  <rsandifo@redhat.com>
+
+       * config/frv/frv.c (frv_sort_insn_group): Always initialize
+       packet_group->nop.
+
+2004-12-08  Nathan Sidwell  <nathan@codesourcery.com>
+
+       PR c++/18672
+       * gimplify.c (canonicalize_addr_expr): Cope with array of
+       incomplete type.
+       (gimplify_conversion): Remove redundant checks.
+
+       * doc/trouble.texi (Non-bugs): Clarify empty loop removal.
+
+2004-12-08  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386.c (output_387_binary_op,
+       ix86_prepare_fp_compare_args): Fix is_sse condition.
+
+2004-12-07  Uros Bizjak  <uros@kss-loka.si>
+
+       * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx
+       argument.
+
+       * config/i386/i386.c (output_fp_compare): Fix is_sse condition.
+       Use EFLAGS_P only when fcomi insn should be used. Fix handling
+       of eflags_p variable. Change alt table accordingly. For non-fcomi
+       compare insn always use trailing fnstsw insn. Fix intmode
+       calculation for ficom insn.
+       (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call
+       ix86_free_from_memory when "pushed" is specified.
+       (ix86_expand_branch): Change call to ix86_split_fp_branch.
+
+       * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf):
+       Change eflags_p parameter in call to output_fp_compare.
+       (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove.
+       (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to
+       *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf.  Change eflags_p
+       parameter in call to output_fp_compare.
+       (*cmpfp_2_u): Remove.
+       (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter
+       in call to output_fp_compare.
+       (*ficom_1): Remove insn definition and corresponding define_split.
+       (*cmpfp_si): New insn definition.
+       (*fp_jcc_8): New insn definition. Add new splitters for
+       "memory_operand" and "register_operand".
+       (define_split): Add new parameter in call to ix86_split_fp_branch.
+
+       config/i386/predicates.md (float_operator): New predicate.
+
+2004-12-08  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.c (verify_tree): Don't check code length if we know
+       we are handling tcc_unary.
+       * print_tree.c (print_node): Remove code to handle RTL
+       appearing as a part of a tree node.
+       * tree-gimple.c (recalculate_side_effects): Rename fro as len.
+       * tree.c (build1_stat): Don't check TREE_CODE_LENGTH.
+       (PROCESS_ARG): Don't refer to fro.
+       (build2_stat, build3_stat, build4_stat): Don't compute fro.
+
+2004-12-07  Roger Sayle  <roger@eyesopen.com>
+
+       PR middle-end/18293
+       * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier.
+       (expand_mult): Special case powers of two to avoid synth_mult.
+       * loop.c (product_cheap_p): Handle case where expand_mult does
+       require/generate any instructions (i.e. multiplication by zero).
+
+2004-12-07  Richard Henderson  <rth@redhat.com>
+
+       * tree-pretty-print.c (dump_array_domain): Split out from
+       dump_generic_node; fix off-by-one error on zero-based array bounds.
+       (dump_generic_node): Use it.
+       (print_declaration): Likewise.
+
+2004-12-08  Richard Guenther <richard.guenther@uni-tuebingen.de>
+
+       * doc/invoke.texi: Adjust default values for
+       large-function-growth and inline-unit-growth to match
+       params.def.  Clarify used algorithm.
+
+2004-12-07  David Mosberger  <davidm@hpl.hp.com>
+
+       PR target/18443
+       * config/ia64/ia64.c (ia64_assemble_integer): Add support for
+       emitting unaligned pointer-sized integers.
+
+2004-12-07  Steven Bosscher  <stevenb@suse.de>
+
+       PR c/18867
+       * c-typeck.c (c_start_case): Set orig_type to error_mark_node
+       when the type of the controlling expression is not a valid type.
+
+2004-12-07  Steven Bosscher  <stevenb@suse.de>
+
+       PR tree-optimization/17340
+       * tree-ssa-pre.c (compute_antic): Fix comment.
+       (compute_avail): Do not recurse, instead do a DFS using a stack
+       and a loop.
+       (execute_pre): Adjust.
+
+2004-12-07  Ziemowit Laski  <zlaski@apple.com>
+
+       * c-tree.h (struct lang_type): Rename 'objc_protocols' field
+       to 'objc_info'.
+
+2004-12-07  Eric Christopher  <echristo@redhat.com>
+
+       PR target/16317
+       * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define.
+
+2004-12-07  Eric Christopher  <echristo@redhat.com>
+
+       * config/mips/mips-protos.h (mips_valid_pointer_mode): Move
+       prototype...
+       * config/mips/mips.c: ... here. Make static.
+
+2004-12-07  Eric Christopher  <echristo@redhat.com>
+
+       PR target/18442
+       * config/mips/mips.c (mips_vector_mode_supported_p): New function.
+       (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above.
+
+2004-12-07  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * c-common.c, expr.c, fold-const.c, print-tree.c,
+       tree-gimple.c, tree-inline.c, tree-pretty-print.c,
+       tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of
+       first_rtl_op with TREE_CODE_LENGTH.
+       * tree.c (first_rtl_op): Remove.
+       Replace uses of first_rtl_op with TREE_CODE_LENGTH.
+       * tree.h: Remove the prototype for first_rtl_op.
+
+2004-12-07  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
+       Revert 2004-12-01 change.
+
+2004-12-06  Ziemowit Laski  <zlaski@apple.com>
+
+       * c-tree.h (struct lang_type): Add 'objc_protocols' field.
+
+2004-12-06  DJ Delorie  <dj@redhat.com>
+
+       * reload.c (find_valid_class): Fix logic to test inner mode as well.
+       (push_reload): Pass inner mode.
+
+2004-12-06  Eric Christopher  <echristo@redhat.com>
+
+       * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document.
+
+2004-12-06  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1.
+
+2004-12-06  Zdenek Dvorak  <dvorakz@suse.cz>
+           Kazu Hirata  <kazu@cs.umass.edu>
+
+       PR tree-optimization/18601
+       * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed.
+       (tree_forwarder_block_p): Do not consider blocks that are its own
+       successors forwarders.
+       (cleanup_forwarder_blocks, remove_forwarder_block): New functions.
+       (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of
+       thread_jumps.
+       * tree-flow.h (bb_ann_d): Remove forwardable.
+
+2004-12-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * expr.c (expand_expr_real_1): Remove an "if" whose condition
+       is always false.
+
+2004-12-06  Roger Sayle  <roger@eyesopen.com>
+
+       * c-gimplify.c (gimplify_c_loop): Improve initial implementations
+       for loops whose conditions are known at compile-time.
+       * gimplify.c (append_to_statement_list_1): Remove side_effects
+       parameter, this function should never be called if its false.
+       (append_to_statement_list): Only call append_to_statement_list_1
+       if t is non-NULL tree with side-effects.
+       (append_to_statement_list_force):  Likewise, if t is not NULL.
+
+2004-12-06  J"orn Rennecke <joern.rennecke@st.com>
+
+       * bt-load.c (btr_def_s): New member own_end;
+       (add_btr_to_live_range): Add second parameter.  Changed caller.
+       (clear_btr_from_live_range): Clear btrs_live_at_end bit
+       for the register its definition basic block if own_end is set.
+       (augment_live_range): Also take btrs_live_at_end into account.
+       (combine_btr_defs): Don't bother with
+       other_def->other_btr_uses_after_use if it pertains to a different
+       register.
+       (move_btr_def): Set def->other_btr_uses_before_def after
+       calling combine_btr_defs."
+
+       * bt-load.c (augment_live_range): New argument full_range.
+       Changed all callers.
+
+       * bt-load.c (move_tr_def): Set other_tr_uses_before_def
+       taking new btr assignment into account.
+
+2004-12-05  Daniel Berlin <dberlin@dberlin.org>
+
+       * tree-ssa-alias.c (create_global_var): Use void_type_node,
+       not size_type_node.
+
+2004-12-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * expr.c (expand_expr_real_1): Abort on COND_EXPR of
+       VOID_TYPE.
+
+2004-12-05  Richard Henderson  <rth@redhat.com>
+
+       PR target/18841
+       * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New.
+       (builtin_setjmp_receiver_er_sl_1): Use it.
+       (builtin_setjmp_receiver_er_1): Likewise.
+       (builtin_setjmp_receiver_er, exception_receiver_er): Remove.
+       (builtin_setjmp_receiver): Don't split for explicit relocs until
+       after reload.
+       (exception_receiver): Likewise.
+
+2004-12-05  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * mklibgcc.in (vis_hide): Add the prototype for the test.
+
+2004-12-05  Roger Sayle  <roger@eyesopen.com>
+
+       * c-typeck.c (c_finish_loop): Improve initial implementations
+       for loops whose conditions are known at compile-time.
+
+2004-12-05  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * builtins.c: Fix comment typos.
+
+2004-12-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR middle-end/18730
+       * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When
+       the first/last insn is a sequence, return the first/last insn of the
+       sequence.
+
+       PR bootstrap/18804
+       * mklibgcc.in (vis_hide): Use implementation instead of declaration
+       for test function.
+
+2004-12-04  Richard Henderson  <rth@redhat.com>
+
+       * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to
+       use ofs in BWX two byte special case.
+       (alpha_expand_unaligned_store): Likewise.
+
+2004-12-04  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * gcse.c (gcse_main): Add a comment.
+
+2004-12-04  Andrew  Pinski  <pinskia@physics.uc.edu>
+
+       PR middle-end/17909
+       * builtins.c (fold_builtin_next_arg): Export and return true
+       when there is a warning or an error.
+       (expand_builtin_va_start): When fold_builtin_next_arg returns true,
+       return const0_rtx.
+       (expand_builtin): Likewise.
+       * gimplify.c (gimplify_call_expr): Error out if there is not
+       enough arguments to va_start. Call fold_builtin_next_arg also
+       on the second argument.
+       * tree.h (fold_builtin_next_arg): Prototype.
+
+2004-12-04  Alan Modra  <amodra@bigpond.net.au>
+
+       * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
+       Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
+       SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
+       * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
+       shlib_dir and shlib_so_name.
+       * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
+       * config/t-libunwind-elf (SHLIB_NAME): Likewise.
+       * config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
+       * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
+       * config/t-slibgcc-sld (SHLIB_NAME): Likewise.
+       (SHLIB_LINK): Don't use shlib_dir when creating symlink.
+
+2004-12-03  Roger Sayle  <roger@eyesopen.com>
+
+       * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook.
+
+2004-12-03  Richard Henderson  <rth@redhat.com>
+
+       * alias.c (component_uses_parent_alias_set): Rename from
+       can_address_p.  Return bool.  Reverse the sense of the result.
+       Reinstate the check for alias set zero.
+       (get_alias_set): Update to match.
+       * alias.h (component_uses_parent_alias_set): Likewise.
+       * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+       * expr.c (expand_assignment): Likewise.
+       * expr.h: Remove commented out prototypes that were moved to alias.h.
+
+2004-12-03  Richard Henderson  <rth@redhat.com>
+
+       * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New.
+       (TARGET_CANNOT_FORCE_CONST_MEM): New.
+
+2004-12-04  Alan Modra  <amodra@bigpond.net.au>
+
+       PR middle end/18718
+       * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are
+       in pairs.
+       * sched-ebb.c (schedule_ebb): Likewise.
+
+2004-12-03  Andreas Schwab  <schwab@suse.de>
+
+       * Makefile.in (HOSTHOOKS_DEF_H): Define.
+       (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H).
+       (host-default.o): Likewise.
+
+2004-12-03  Eric Christopher  <echristo@redhat.com>
+
+       * config/stormy16/stormy16.md (pushqi, popqi, pushhi,
+       pophi): Add number of arguments to name so that the
+       pattern is recognized as a named pattern.
+
+2004-12-03  Janis Johnson  <janis187@us.ibm.com>
+
+       * doc/extend.texi (AltiVec Builtins): Fix info about signedness.
+
+2004-12-03  Andreas Tobler  <a.tobler@schweiz.ch>
+
+       * config/rs6000/rs6000.c (rs6000_override_options): Protect
+       darwin_one_byte_bool with #if.
+
+2004-12-03  Paolo Bonzini  <bonzini@gnu.org>
+
+       * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN.
+
+2004-12-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART.
+
+2004-12-03  Richard Sandiford  <rsandifo@redhat.com>
+
+       * configure.ac: Move TL_AC_GCC_VERSION into initialization section.
+       Set libstdcxx_incdir directly.
+       * configure: Regenerate.
+
+2004-12-03  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * tree-ssa-dom.c (record_equivalences_from_phis): Remove an
+       "if" whose condition is always true.
+
+       * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of
+       INSN_P.
+
+2004-12-02  Stan Shebs  <shebs@apple.com>
+
+       * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit
+       Darwin default to one-byte bools.
+
+2004-12-02  Richard Henderson  <rth@redhat.com>
+
+       PR 18774
+       * simplify-rtx.c (simplify_immed_subreg): Fail complex modes.
+
+2004-12-03  Ben Elliston  <bje@au.ibm.com>
+
+       * doc/cfg.texi (Edges): Update. Document the edge_iterator data
+       type and its methods.
+
+2004-12-02  Richard Henderson  <rth@redhat.com>
+
+       * expr.c (write_complex_part): Use simplify_gen_subreg when the
+       submode is at least as large as a word.
+       (read_complex_part): Likewise.
+
+2004-12-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR bootstrap/18532
+       * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
+       multilib at a time. Don't build the default set. Don't add
+       EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
+       filter for shared libunwind and libgcc.
+
+2004-12-02  Roger Sayle  <roger@eyesopen.com>
+
+       PR target/18759
+       * config/i386/i386.c (override_options): If -fomit-frame-pointer has
+       already been specified, ignore the -momit-leaf-frame-pointer option.
+
+2004-12-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * varasm.c (make_decl_rtl): Add the missing `;'.
+
+2004-12-02  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * tree.c (is_attribute_p): Split out to ..
+       (is_attribute_with_length_p): Here.  Use IDENTIFIER_LENGTH instead
+       of strlen and compare the string lengths before calling strcmp.
+       (lookup_attribute): Call is_attribute_with_length_p instead of
+       is_attribute_p.
+
+2004-12-02  Devang Patel  <dpatel@apple.com>
+
+       * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused.
+       * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused.
+       * config/i386/darwin.h (CC1_SPEC): Same.
+
+2004-12-02  Richard Henderson  <rth@redhat.com>
+
+       * optabs.c (lowpart_subreg_maybe_copy): New.
+       (expand_unop, expand_abs_nojump): Use it.
+
+2004-12-02  J"orn Rennecke <joern.rennecke@st.com>
+
+       * sh.md (extv, extzv): Add pattern predicate.
+
+2004-12-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
+       is not null.
+
+       * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF
+       is not null.
+
+       * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST.
+
+2004-12-02  Jeff Law  <law@redhat.com>
+
+       * tree-eh.c: Revert yesterday's change.
+
+2004-12-02  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       * varasm.c (decode_reg_name): Revert change to check for zero
+       length strings.
+       (make_decl_rtl): Make sure that we call decode_reg_name only
+       when needed.
+
+2004-12-02  Dorit Naishlos  <dorit@il.ibm.com>
+
+       PR tree-opt/18716
+       * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set
+       then and else labels.
+
+2004-12-02  Andreas Schwab  <schwab@suse.de>
+
+       * Makefile.in (WERROR_FLAGS): Renamed from WERROR.
+       (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR).
+       (STAGE2_FLAGS_TO_PASS): Likewise.
+
+       * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR.
+
+2004-12-02  Richard Sandiford  <rsandifo@redhat.com>
+
+       * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.  Remove
+       now-redundant AC_SUBSTs.
+       * aclocal.m4: Include ../config/gcc-version.m4.
+       * configure: Regenerate.
+
+2004-12-02  Alan Modra  <amodra@bigpond.net.au>
+
+       * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the
+       #ifdef RELOCATABLE_NEEDS_FIXUP.
+
+2004-12-01  Roger Sayle  <roger@eyesopen.com>
+
+       PR target/9908
+       * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct
+       Intel assembler syntax by using %A1 instead of %*%1.
+
+2004-12-01  Richard Henderson  <rth@redhat.com>
+
+       * expr.c (expand_assignment): Handle CONCAT both as a final
+       destination and as a middle point.
+
+2004-12-01  Jeff Law  <law@redhat.com>
+
+       * tree-eh.c (save_eptr, save_filt): Now file scoped statics.
+       (honor_protect_cleanup_actions): Only create save_eptr and
+       save_filt if they do not already exist.
+       (lower_eh_constructs): Wipe all knowledge of save_eptr and
+       save_filt before returning.
+
+2004-12-02  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * tree-phinodes.c (remove_phi_arg_num): Fix a comment.
+
+2004-12-02  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/16952
+       * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace
+       #ifdef RELOCATABLE_NEEDS_FIXUP with if.
+       * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms
+       of target_flags_explicit.
+       * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch
+       case.  Define as 0 for non-biarch.
+
+2004-12-01  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK):
+       Change temporary file tag from a prefix to an infix.
+
+2004-12-02  Andreas Schwab  <schwab@suse.de>
+
+       * gcc.c (struct option_map): Add entry for "--pass-exit-codes".
+
+2004-12-01  Andrew Pinski  <pinskia@physics.uc.edu>
+
+       PR tree-opt/18763
+       PR tree-opt/18746
+       * tree-ssa-alias.c (init_alias_info): Get statement operands for all
+       the statements if aliases_computed_p is true.
+
+2004-12-01  Mark Mitchell  <mark@codesourcery.com>
+
+       * Makefile.in (WERROR): New variable.
+       (STRICT2_WARN): Use it.
+       (STAGE2_FLAGS_TO_PASS): Likewise.
+       * config/i386/x-mingw32 (WERROR): Add -Wno-format.
+
+2004-12-01  Richard Henderson  <rth@redhat.com>
+
+       * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR
+       offsetting.
+
+2004-12-01  Diego Novillo  <dnovillo@redhat.com>
+
+       PR tree-optimization/18291
+       * tree-ssa-copy.c (merge_alias_info): Fix merging of
+       flow-sensitive alias information.  If the new pointer has no
+       name tag, copy it from the original pointer.  Otherwise, make
+       sure that the pointed-to sets have a common intersection.
+
+2004-12-01  Richard Henderson  <rth@redhat.com>
+
+       PR rtl-opt/15289
+       * emit-rtl.c (gen_complex_constant_part): Remove.
+       (gen_realpart, gen_imagpart): Remove.
+       * rtl.h (gen_realpart, gen_imagpart): Remove.
+       * expmed.c (extract_bit_field): Remove CONCAT hack catering to
+       gen_realpart/gen_imagpart.
+       * expr.c (write_complex_part, read_complex_part): New.
+       (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push,
+       emit_move_complex_push, emit_move_complex, emit_move_ccmode,
+       emit_move_multi_word): Split out from ...
+       (emit_move_insn_1): ... here.
+       (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part.
+       <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part.
+       * function.c (assign_parm_setup_reg): Hard-code transformations
+       instead of using gen_realpart/gen_imagpart.
+
+       * expr.c (optimize_bitfield_assignment_op): Split out from ...
+       (expand_assignment): ... here.  Use handled_component_p to gate
+       get_inner_reference code.  Simplify MEM handling.  Special case
+       CONCAT destinations.
+
+       * expmed.c (store_bit_field): Use simplify_gen_subreg instead
+       of gen_rtx_SUBREG directly.
+
+2004-12-01  David Edelsohn  <edelsohn@gnu.org>
+           Nathan Sidwell  <nathan@codesourcery.com>
+
+       PR target/17107
+       * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER.
+       (sgt): Same.
+       (sle): Same.
+       (slt): Same.
+
+2004-12-01  Nathan Sidwell  <nathan@codesourcery.com>
+
+       PR middle-end/18667
+       * params.c (set_param_value): Add range check.
+       * params.def: Add min and max values. Reformat long strings.
+       * params.h (struct param_info): Add min and max fields.
+       (enum compiler_param): Adjust DEFPARAM.
+       * toplev.c (lang_independent_params): Likewise.
+
+2004-12-01  Alan Modra  <amodra@bigpond.net.au>
+
+       PR target/12817
+       * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave.
+
+2004-12-01  Joseph S. Myers  <joseph@codesourcery.com>
+
+       * doc/standards.texi: Update for C99 TC2.
+
+2004-11-30  Jeff Law  <law@redhat.com>
+
+       * sbitmap.c (sbitmap_any_common_bits): New function.
+       * sbitmap.h (sbitmap_any_common_bits): Prototype.
+       * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits
+       No longer allocate/free "psp", "pss" sbitmaps.
+       * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for
+       the "res" sbitmap.
+       (group_aliases): Similarly.
+
 2004-11-30  Nathan Sidwell  <nathan@codesourcery.com>
 
        * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid