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authorsteven <steven@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 1 Jul 2004 12:47:14 +0000 (12:47 +0000)
committersteven <steven@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 1 Jul 2004 12:47:14 +0000 (12:47 +0000)
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@83979 138bc75d-0d04-0410-961f-82ee72b054a4

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

index c52796b..b0002a1 100644 (file)
        * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
        * optabs.c (init_optabs): Don't set gcov_init_libfunc.
 
-2004-06-30  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
-       constant as a sequence of additions depending upon the rtx_costs.
-       (synth_mult): Update the "observed" cost of a shift, based upon
-       the above optimization.
-
-2004-06-28  Geoffrey Keating  <geoffk@apple.com>
-           Andreas Tobler  <a.tobler@schweiz.ch>
-
-       PR 15813
-       * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
-       register is saved in itself.
-       (initial_return_save): If the return address is a register,
-       it's already there, don't bother to mention it in the CFI.
-       (struct queued_reg_save): Add field saved_reg.
-       (struct reg_saved_in_data): New.
-       (regs_saved_in_regs): New.
-       (num_regs_saved_in_regs): New.
-       (queue_reg_save): Add extra parameter to specify register saved
-       in register.  Remove duplicate entries from queue.  Add comment
-       for function.
-       (flush_queued_reg_saves): Handle registers saved in registers.
-       Update regs_saved_in_regs.  Add comment for function.
-       (clobbers_queued_reg_save): Add comment for function.  Allow
-       for regs_saved_in_regs.
-       (reg_saved_in): New.
-       (dwarf2out_frame_debug_expr): Handle saving registers in other
-       registers.
-       (dwarf2out_frame_debug): Reset regs_saved_in_regs.
-       * unwind-dw2.c (execute_cfa_program): Correct handling of
-       DW_CFA_same_value.  Add FIXME comment about incorrect implementation
-       of DW_CFA_restore_extended.
-       * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
-       dwarf2out_frame_debug_expr see instructions that save registers
-       in other registers or save those other registers in memory.
-
-       * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
-       (_Unwind_FrameState): Likewise.
-       * unwind-dw2.h: New.
-       * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
-       * config/rs6000/darwin-fallback.c: New file.
-       * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
-       * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
-
-2004-07-01  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
-       (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
-       calculating gpr size for altivec.  Simplify and correct
-       rs6000_mixed_function_arg calls.  Call rs6000_mixed_function_arg
-       for ABI_V4 gpr case too.  Fix off-by-one error in long double
-       reg test.  Generate the correct PARALLEL to handle long double
-       for ABI_AIX 32-bit.  Use this for -m32 -mpowerpc64 fpr case too.
-       (function_arg_partial_nregs): Align before calculating regs left.
-       Don't return info on partial fprs when we need info on gprs.
-       Correct long double fpr off-by-one error.
-
-2004-06-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa-protos.h (prefetch_operand): Add prototype.
-       * pa.c (prefetch_operand): New function.
-       * pa.h (prefetch_operand): Add to PREDICATE_CODES.
-       * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * function.h (struct function): Remove x_whole_function_mode_p.
-       * c-decl.c (store_parm_decls): Don't set it.
-       * tree-optimize.c (tree_rest_of_compilation): Likewise.
-       * passes.c (rest_of_compilation): Don't check it.
-       * stmt.c (expand_fixup): Likewise.
-       * function.c (fixup_var_refs_insn): Remove unused variable.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * tree.h (immediate_size_expand): Delete.
-       * stor-layout.c (immediate_size_expand): Delete.
-       (variable_size): Don't look at it.
-       * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
-       (start_function): Likewise.
-       * cfgexpand.c (construct_exit_block): Likewise.
-       * function.c (init_function_start, expand_function_end): Likewise.
-       * tree-optimize.c (tree_rest_of_compilation): Likewise.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_compound_lval): Take fallback argument
-       instead of want_lvalue.
-       (gimplify_call_expr): Take want_value argument instead of test
-       function.  Gimplify arguments to val only if reg_type; otherwise
-       allow lvalue forms.
-       (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
-       calls.
-       * tree-gimple.c: Update GIMPLE grammer.  Use true/false not 1/0.
-       Tidy commentary globally.
-       (get_call_expr_in): Remove RETURN_EXPR handling.  Tidy.
-       * tree-gimple.h (is_gimple_call_addr): Mark extern.
-
-       * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
-
-2004-06-30  Richard Henderson  <rth@redhat.com>
-
-       * tree-gimple.c (right_assocify_expr): Kill
-       (rationalize_compound_expr): Kill.
-       * tree-gimple.h: Likewise.
-       * tree-inline.c (expand_call_inline): Don't call it.
-
-       * function.h (struct function): Remove x_last_parm_insn,
-       inl_last_parm_insn.
-       (last_parm_insn): Remove.
-       * function.c (free_after_compilation): Don't clear them.
-       (fixup_var_refs_insn, assign_parms): Don't set them.
-
-       * function.c, rtl.h (get_first_nonparm_insn): Remove.
-
-2004-06-30  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-common.h (check_function_format): Remove first parameter.
-       * c-format.c (format_check_context): Remove status.
-       (check_format_info, check_format_info_main,
-       maybe_read_dollar_number, avoid_dollar_number,
-       finish_dollar_format_checking, check_format_types,
-       check_function_format): Remove first parameter.  Don't use
-       status_warning.
-       (check_format_arg): Don't use status_warning.
-       (status_warning): Remove.
-       * c-common.c (check_function_arguments): Update call to
-       check_function_format.
-
-2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sparc/sparc-protos.h (output_cbranch): Constify return
-       value.
-       (output_v9branch): Likewise.
-       (sparc_v8plus_shift): Likewise.  Rename into output_v8plus_shift.
-       * config/sparc/sparc.c (output_cbranch): Constify return value.
-       Prettify output for delay slots.
-       (output_v9branch): Likewise.
-       (sparc_v8plus_shift): Constify return value.  Rename into
-       output_v8plus_shift.
-       * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
-       sparc_v8plus_shift.
-       (ashrdi3_v8plus): Likewise.
-       (lshrdi3_v8plus): Likewise.
-       (call_address_struct_value_sp32): Prettify output for delay slots.
-       (call_symbolic_struct_value_sp32): Likewise.
-       (call_address_untyped_struct_value_sp32): Likewise.
-       (call_symbolic_untyped_struct_value_sp32): Likewise.
-
-2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * common.opt (ftree-loop-optimize): New flag.
-       * tree-flow.h (kill_redundant_phi_nodes): Declare.
-       * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
-       * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
-       * tree-ssa-loop.c (current_loops): New variable.
-       (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
-       tree_ssa_loop_done): New functions.
-       (pass_loop, pass_loop_init, pass_loop_done): New passes.
-       * tree-ssa.c (kill_redundant_phi_nodes): Export.
-       * doc/invoke.texi (-ftree-loop-optimize): Document.
-
-2004-06-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * tree-ssa-loop-ch.c: New file.
-       * Makefile.in (tree-ssa-loop-ch.o): Add.
-       (tree-into-ssa.o): Add GGC_H dependency.
-       * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
-       * tree-flow.h (rewrite_into_ssa): Declaration changed.
-       (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
-       Declare.
-       * tree-into-ssa.c: Include ggc.h.
-       (struct def_blocks_d): Add phi_blocks field.
-       (struct mark_def_sites_global_data): Add names_to_rename field.
-       (struct ssa_name_info): New.
-       (compute_global_livein): Export.
-       (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
-       insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
-       register_new_def, get_reaching_def, def_blocks_free,
-       get_def_blocks_for, rewrite_into_ssa): Modified to work with
-       rewrite_ssa_into_ssa.
-       (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
-       set_current_def, ssa_mark_def_sites_initialize_block,
-       ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
-       ssa_register_new_def, ssa_rewrite_initialize_block,
-       ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
-       ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
-       functions.
-       (pass_build_ssa): Call rewrite_all_into_ssa.
-       * tree-optimize.c (execute_todo, execute_one_pass,
-       tree_rest_of_compilation): Allocate vars_to_rename only once.
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
-       to rewrite_into_ssa.
-       * tree-ssa-loop.c (should_duplicate_loop_header_p,
-       mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
-       copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
-       Use rewrite_ssa_into_ssa.
-       * tree-ssa-operands.c (copy_virtual_operands): New function.
-       * tree-ssa-operands.h (copy_virtual_operands): Declare.
-       * tree.h (struct tree_ssa_name): Add aux field.
-       (SSA_NAME_AUX): New macro to access it.
-
-2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
-
-       * prefix.c (lookup_key): Cast buffer to LPBYTE.
-
-2004-06-30  Per Bothner  <per@bothner.com>
-
-       Conditionally compile support for --enable-mapped_location.
-       * input.h:  #include line-map.h for source_location typedef.
-       (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
-       LOCATION_FILE, LOCATION_LINE):  New macros and functions.
-       (expanded_location, source_locus):  New typedefs.
-       (push_srcloc):  Change parameter list if USE_MAPPED_LOCATION.
-       * rtl.def (NOTE, ASM_OPERANDS):  Modify specifcation, if
-       USE_MAPPED_LOCATION.
-       * rtl.h (NOTE_DELETED_LABEL_NAME):  New macro.
-       (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
-       New conditional macros.
-       (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE):  Replace
-       by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
-       * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
-       EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
-       DECL_IS_BUILTIN):  New macros, most depending on USE_MAPPED__LOCATION.
-       (tree_exp):  Change type of locus to use new source_locus typedef.
-       * tree.c (build1_stat):  Use SET_EXPR_LOCATION.
-       (annotate_with_locus, annotate_with_file_line):  Conditionalize.
-       (expand_location):  New function.
-       * toplev.c (unknown_location):  New static, when USE_MAPPED_LOCATION.
-       (push_srcloc, pop_loc):  Adjust parameter handling.
-       (process_options):  Don't set input_filename by itself.
-       (lang_dependent_init):  Save, set input_location to <built-in>.
-       (warn_deprecated_use):  Use expand_location.
-
-       * basic-block.h (struct edge_def):  Use new source_locus typedef.
-       * c-common.c (fname_decl):  Update save/clear/store of input_location.
-       (c_do_switch_warnings):  Update for USE_MAPPED_LOCATION case.
-       * c-decl.c:  Likewise.
-       * c-dump.c (dump_stmt):  Likewise.
-       * c-gimplify.c (c-gimplify.c):  Generalize using SET_EXPR_LOCATION.
-       * c-lex.c (cb_line_change):  If USE_MAPPED_LOCATION use token's src_loc
-       to set input_location direction, rather than using linemap_lookup.
-       (fe_file_change, cb_def_pragma):  Again use source_location directly.
-       * c-opts.c (saved_lineno):  Remove static variable.
-       (c_common_post_options, c_common_init):  Don't bothner to save,
-       clear and restore input_Location - now handled by lang_dependent_init.
-       * function.c (init_function_start):  Use new DECL_IS_BUILTIN macro.
-       * xcoffout.c (xcoff_assign_fundamental_type_number):  Likewise.
-       * tree-mudflap.c (mf_file_function_line_tree):  Take a location_t
-       rather than a pointer to one.  Use expand_location.
-       (mf_varname_tree):  Use expand_location.
-       * tree-dump.c:  Use expand_location on DECL_SOURCE_LOCATION.
-       * coverage.c:  Likewise.
-       * print-tree.c:  Likewise.
-       * c-aux-info.c (gen_aux_info_record):  Likewise.
-       * c-parse.in:  Use SET_EXPR_LOCATION macro.
-       * gimple-low.c:  Likewise.
-       * tree-mudflap.c:  Likewise.
-       * gimplify.c:  Likewise.  Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
-       * c-ppoutput.c:  Use new source_location typedef instead of fileline.
-       * c-semantics.c:  Use new macros.
-       * c-typeck.c:  Likewise.
-       * cfgexpand.c:  Handle USE_MAPPED_LOCATION case for function_end_locus.
-       * cfglayout.c (insn_locators_initialize):  Const cleanup.  New macros.
-       * cfgrtl.c (delete_insn):  Use new NOTE_DELETED_LABEL_NAME macro.
-       * print-rtl.c (print_rtx):  Likewise.
-       * emit-rtl.c:  Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
-       * combine.c:  Use new SET_INSN_DELETED macro.
-       * flow.c:  Likewise.
-       * haifa-sched.c:  Likewise.
-       * ifcvt.c:  Likewise.
-       * recog.c:  Likewise.
-       * reload1.c:  Likewise.
-       * diagnostic.c:  Use expand_location macro.
-       * pretty-print.c (pp_base_format_text):  Likewise.
-       * profile.c:  Likewise.
-       * dwarf2out.c:  Likewise.  Also use expand_location, DECL_IS_BUILTIN.
-       * dwarf2out.c (dwarf2out_decl:  Use BUILTINS_LOCATION.
-       * emit-rtl.c (emit_line_note):  Simplify if USE_MAPPED_LOCATION.
-       (force_next_line_note, insn_emit):  Handle USE_MAPPED_LOCATION case.
-       * final.c (final):  Likewise.
-       * haifa-sched.c:  Likewise.
-       * integrate.c:  Likewise.
-       * jump.c:  Likewise.
-       * rtl-error.c:  Likewise.
-       * stmt.c (check_seenlabel):  Likewise.
-       * tree-pretty-print.c:  Likewise.
-       * gengtype-lex.l:  Temporary kludge to avoid duplicate typedef.
-       * gengtype.c:  Update for now typdefs in input.h.  More kludges.
-       * modulo-sched.c (sms_schedule):  Use NOTE_EXPANDED_LOCATION macro.
-       * ra-debug.c (ra_print_rtl):  Likewise.
-       * sched-rgn.c:  Likewise.
-       * sched-vis.c:  Likewise.
-       * rtl.h (gen_rtx_ASM_OPERANDS):  Redefine if USE_MAPPED_LOCATION.
-       * stmt.c (expand_asm_operands):  Adjust calls to gen_rtx_ASM_OPERANDS.
-       * tree-cfg.c:  Use new macros and typedefs.
-       * tree-flow-inline.h:  Likewise.
-
-2004-06-30  Richard Sandiford  <rsandifo@redhat.com>
-           Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/3000.md: Improve description.
-
-2004-06-30  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
-       cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
-
-2004-06-30  Sebastian Pop  <pop@cri.ensmp.fr>
-
-       * Makefile.in (OBJS-common): Add tree-chrec.o.
-       (tree-chrec.o): New rule.
-       (GTFILES): Add tree-chrec.h.
-       * gengtype.c (open_base_files): Add tree-chrec.h.
-       * tree-chrec.c: New file.
-       * tree-chrec.h: New file.
-       * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
-
-2004-06-30  Roger Sayle  <roger@eyesopen.com>
-
-       * combine.c: Include "output.h" to define dump_file.
-       (uid_insn_cost, last_insn_cost): New global variables.
-       (combine_insn_cost): New function to estimate cost of an insn.
-       (combine_validate_cost): New function to determine whether a
-       try_combine replacement sequence is cheaper than the original.
-       (combine_instructions): Allocate and populate uid_insn_cost
-       array at the start of the combine pass, and deallocate it after.
-       (try_combine): Check combine_validate_cost to determine whether
-       a "recombination" should be rejected as being more expensive.
-       * Makefile.in (combine.o): Add dependency upon output.h.
-
-2004-06-30  Roger Sayle  <roger@eyesopen.com>
-
-       * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
-       subtractions identically to additions, always COSTS_N_INSNS (1).
-
-2004-06-30  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * expmed.c (expand_smod_pow2): Fix sign of mask.
-
-2004-06-29  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
-       to check for constants.
-       (set_remove): Likewise.
-       (value_replace_in_set): Likewise.
-       (find_leader): Likewise.
-       * tree-vn.c (set_value_handle): Likewise.
-       (vn_lookup): Likewise.
-       (vn_lookup_or_add): Likewise.
-
-2004-06-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       RTL prologue/epilogue for SPARC
-       * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
-       (sparc_skip_caller_unimp): Likewise.
-       (load_pic_register): Likewise.
-       (leaf_return_peephole_ok): Likewise.
-       (compute_frame_size): Rename into sparc_compute_frame_size.
-       (sparc_expand_prologue): New prototype.
-       (sparc_expand_epilogue): Likewise.
-       (output_return): Likewise.
-       (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
-       * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
-       compute_frame_size.  Move comment up.
-       (DELAY_SLOTS_FOR_EPILOGUE): Delete.
-       (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
-       (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
-       * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
-       (type attribute): Add 'return' and 'savew'.
-       (eligible_for_return_delay): New attribute.
-       (return): New delay_slot.
-       (sibcall_epilogue): Call sparc_expand_epilogue.
-       (prologue): Likewise.  Move up.
-       (save_register_window): New expander.
-       (save_register_windowsi): New pattern.
-       (save_register_windowdi): Likewise.
-       (epilogue): New expander.
-       (return_internal): New pattern.
-       (Return peepholes): Delete.
-       * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
-       (sparc_emitting_epilogue): Delete.
-       (sparc_skip_caller_unimp): Likewise.
-       (sparc_sr_alias_set): New global variable.
-       (frame_base_name): Delete.
-       (frame_base_reg): New global variable.
-       (sparc_override_options): Get new alias set for save/restore.
-       (leaf_return_peephole_ok): Delete.
-       (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
-       Factor out code into eligible_for_restore_insn_delay.
-       (eligible_for_restore_insn_delay): New function extraced from above.
-       Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
-       (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
-       Factor out code into eligible_for_restore_insn_delay.
-       (load_pic_register): Make static.  Remove check.
-       (save_regs): Delete.
-       (restore_regs): Likewise.
-       (compute_frame_size): Rename into sparc_compute_frame_size.
-       Rename leaf_function into leaf_function_p.
-       (build_big_number): Delete.
-       (save_or_restore_regs): New function.
-       (emit_save_regs): Likewise.
-       (emit_restore_regs): Likewise.
-       (emit_stack_pointer_increment ): Likewise.
-       (emit_stack_pointer_decrement): Likewise.
-       (sparc_expand_prologue): Likewise.
-       (sparc_function_prologue): Rename into sparc_asm_function_prologue.
-       Remove all code to emit instructions.
-       (sparc_expand_epilogue): New function.
-       (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
-       Remove all code to emit instructions.
-       (output_restore): New function.
-       (output_return): Likewise.
-       (output_sibcall): Factor out code into output_restore.
-       (print_operand): Adjust for frame_base_reg.
-       * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
-       * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
-       (TARGET_INITIALIZER): Add it.
-       * passes.c (rest_of_compilation): Set the conditional predicate
-       'current_function_uses_only_leaf_regs' before sched2.  If target
-       has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
-       before sched2.
-       * reorg.c (return_insn_p): New predicate.
-       (find_end_label): Use it.
-       (relax_delay_slots): Do not thread an unconditional jump that points
-       to the end return label.
-       * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
-       domain of 'current_function_uses_only_leaf_regs'.
-       (Stack and Calling) <Function Entry>: Document new target hook
-       TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
-
-2004-06-30  Jakub Jelinek  <jakub@redhat.com>
-
-       * simplify-rtx.c (simplify_binary_operation): Simplify
-       ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
-       N has at least all bits in M set as well.
-
-       PR tree-optimization/15310
-       * expr.c (expand_assignment): Optimize += or -= on a bit field in
-       most significant bits.
-
-2004-06-30  Steven Bosscher  <stevenb@suse.de>
-
-       * config/c4x/c4x.md: Fix comment.
-
-2004-06-30  Akos Kiss  <akiss@inf.u-szeged.hu>
-
-       * arm.md (cond_return_inverted): Add "length" attribute.
-
-2004-06-29  Per Bothner  <per@bothner.com>
-
-       * config/i386/winnt.c (i386_pe_encode_section_info):  Smash rtlname's
-       XSTR in place, so we don't lose SYMBOL_REF_DECL info.
-
-2004-06-29  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/hpux.h: Target does too support thread-local storage.
-
-2004-06-29  Zack Weinberg  <zack@codesourcery.com>
-
-       * combine.c (distribute_notes): Don't look at global_regs for
-       pseudos.
-
-2004-06-29  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
-       gimplify_modify_expr.
-       (gimplify_init_constructor): Likewise.  Gimplify the null
-       CONSTRUCTOR assignment.
-       (gimplify_modify_expr_to_memcpy): New.
-       (gimplify_modify_expr_to_memset): New.
-       (gimplify_modify_expr): Use them.
-
-2004-06-29  Roman Zippel <zippel@linux-m68k.org>
-
-       * web.c (union_defs): use all defs of an instruction to create a
-       union with a read/write use
-
-2004-06-29  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/16216
-       * builtins.c (gimplify_va_arg_expr): Check for valist being
-       an error_mark_node.
-
-2004-06-29  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/16195
-       * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
-       r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
-       (first_reg_to_save): Pretend call_used_regs[30] is 0 if
-       TARGET_TOC && TARGET_MINIMAL_TOC.
-       (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
-
-2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
-
-       Fix gcc.dg/builtin-apply2.c failures:
-       * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
-       * sh.c (extra_push): Delete.
-       (sh_expand_prologue): Don't do extra stack adjustment for
-       current_function_pretend_args_size if it comes from varargs setup.
-       Use TARGET_VARARGS_PRETEND_ARGS.  Don't set extra_push.
-       (sh_expand_epilogue): Don't use extra_push.
-       (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
-
-2004-06-29  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (expand_smod_pow2): Provide alternate implementations
-       that avoid conditional jumps, and choose between them based upon
-       the target's rtx_costs.
-
-2004-06-29  Andrew Pinski  <apinski@apple.com>
-
-       * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
-       * Makefile.in (tree-sra.c): Update dependencies.
-
-2004-06-29  Richard Henderson  <rth@redhat.com>
-
-       * tree-sra.c: Rewrite from scratch.  Handle nested aggregates.
-
-2004-06-29  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
-       size_t is bigger than int.
-
-2004-06-29  Paul Brook  <paul@codesourcery.com>
-
-       * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
-       TARGET_CXX_COOKIE_HAS_SIZE): Define.
-       (TARGET_CXX): Use them.
-       * target.h (struct gcc_target): Add cxx.get_cookie_size and
-       cxx.cookie_has_size.
-       * targhooks.c (default_cxx_get_cookie_size): New fucntion.
-       * targhooks.h (default_cxx_get_cookie_size): Add prototype.
-       * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
-       TARGET_CXX_COOKIE_HAS_SIZE): Define.
-       (arm_get_cookie_size, arm_cookie_has_size): New functions.
-       * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
-       * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
-       TARGET_CXX_COOKIE_HAS_SIZE.
-
-2004-06-29  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfglayout.c (fixup_reorder_chain): Don't do anything for
-       e_fall->dest == EXIT_BLOCK_PTR.
-
-2004-06-28  Richard Henderson  <rth@redhat.com>
-
-       * tree-cfg.c (verify_stmt): Add last_in_block parameter.  Verify
-       that eh stmts can throw.
-       (verify_stmts): Update verify_stmt call.
-       (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
-       * tree-eh.c (remove_stmt_from_eh_region): New.
-       (lower_eh_constructs): Fix throw_stmt_table delete routine.
-       (tree_could_trap_p): Match may_trap_p.
-       (maybe_clean_eh_stmt): New.
-       * tree-flow.h: Update decls.
-       * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
-       (substitute_and_fold): Clean eh edges.
-       * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
-       empty basic blocks.
-       * tree-ssa-dom.c (need_eh_cleanup): New.
-       (tree_ssa_dominator_optimize): Allocate it.  Cleanup eh edges.
-       (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
-
-2004-06-29  Alan Modra  <amodra@bigpond.net.au>
-
-       * function.c (assign_parms): Don't abort with zero size stack
-       parm failing the PARM_BOUNDARY check.
-
-2004-06-28  Diego Novillo  <dnovillo@redhat.com>
-
-       * common.opt (ftree-fre): New flag.
-       * flags.h (flag_tree_fre): Declare.
-       * opts.c (decode_options): Set.
-       * timevar.def (TV_TREE_FRE): Define.
-       * tree-flow-inline.h (may_propagate_copy): Re-arrange for
-       readability.  Handle destinations that are not SSA_NAMEs.
-       * tree-flow.h (struct ptr_info_def): Move from tree.h
-       (cprop_into_stmt, cprop_into_successor_phis): Remove.
-       (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
-       vuse_optype parameter.
-       * tree-pass.h (pass_fre): Declare.
-       * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
-       (cprop_into_stmt): Likewise.
-       (cprop_into_successor_phis): Likewise.
-       * tree-ssa-dom.c (eliminate_redundant_computations): Fix
-       argument ordering in call to may_propagate_copy.
-       * tree-ssa-pre.c (is_undefined_value): Assume hard registers
-       to be always defined.
-       (add_to_sets): New local function.
-       (create_value_expr_from): New local function.
-       (compute_avail): Call them.
-       (eliminate): Don't ignore statements with virtual operands.
-       (init_pre): New local function.
-       (fini_pre): New local function.
-       (execute_pre): Call them.
-       Add argument DO_FRE.  Don't do insertion if DO_FRE is true.
-       (do_pre): New function.
-       (do_fre): New function.
-       (gate_fre): New function.
-       (pass_fre): Declare.
-       * tree-ssa.c (init_tree_ssa): Don't call vn_init.
-       (delete_tree_ssa): Don't call vn_delete.
-       * tree-vn.c (val_expr_pair_d): Add documentation.
-       (vn_compute): Add VUSES argument to incorporate in computing
-       hash values.  Update all callers.
-       (expressions_equal_p): Call operand_equal_p with
-       OEP_PURE_SAME.
-       (vn_add): Add VUSES argument.  Update all callers.
-       (vn_lookup): Likewise.
-       (vn_lookup_or_add): Likewise.
-       * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
-
-2004-06-28  Steven Bosscher  <stevenb@suse.de>
-
-       * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
-       m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
-       (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
-       TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
-       * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
-
-2004-06-28  Richard Henderson  <rth@redhat.com>
-
-       * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
-       * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
-       IMAGPART_EXPR.
-       * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
-       IMAGPART_EXPR explicitly.
-       * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
-       and IMAGPART_EXPR specially.
-       * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
-
-2004-06-28  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
-
-2004-06-28  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * builtins.def (execl, execlp, execle, execv, execvp, execve,
-       fork): Change to DEF_EXT_LIB_BUILTIN.
-
-2004-06-28  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (expand_smod_pow2): New function to expand signed
-       remainder by a constant power of 2, such as "x % 16".
-       (expand_divmod): Call new expand_smod_pow2 when appropriate.
-       Minor corrections to comments, e.g. wrapping long lines.
-
-2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * Makefile.in (vec.o): Fix dependencies.
-
-2004-06-28  Andreas Tobler <a.tobler@schweiz.ch>
-
-       * Makefile.in: Fix parallel make dependency problem on vec.o.
-
-2004-06-28  Dhananjay Deshpande  <dhananjayd@kpitcummins.com>
-
-       PR target/14041
-       * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
-
-2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * tree.h (tree_check_failed): Make varadic.
-       (tree_not_check_failed): New prototype.
-       (tree_check2_failed, tree_check3_failed,
-       tree_check4_failed, tree_check5_failed): Remove.
-       (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
-       TREE_CHECK5): Adjust.
-       (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
-       TREE_NOT_CHECK5): New.
-       (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
-       TREE_RTL_OPERAND_CHECK): Adjust.
-       * tree.c (tree_check_failed): Make varadic.
-       (tree_not_check_failed): New.
-       (tree_check2_failed, tree_check3_failed,
-       tree_check4_failed, tree_check5_failed): Remove.
-
-2004-06-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * combine.c (can_combine_p): Do not prevent building insns that use
-       and clobber the same fixed hard register.
-       (reg_dead_at_p): Likewise.
-
-2004-06-28  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
-       changed.
-       (is_sra_candidate_complex_ref): New function.
-       (scalarize_modify_expr): Call it and check for LHS also.
-
-       * tree-pretty-print.c (dump_function_declaration): New.
-       (dump_generic_node, case FUNCTION_TYPE): Call it.
-       (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
-       (dump_generic_node, case DECL_EXPR): New case.
-       (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
-       (print_declaration): Handle type and function declarations.
-
-       * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
-       (convert_nonlocal_reference, convert_local_reference): Properly
-       convert nest of handled component references.
-
-2004-06-28  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * vec.h, vec.c: New, type safe vector API.
-       * Makefile.in (OBJS-common): Add vec.o.
-       (vec.o): New target.
-       (gengtype-lex.o): Depend on vec.h.
-
-2004-06-28  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
-       parameter.  Use it instead of ARG00 to produce the result.
-
-2004-06-28  Alexandre Oliva  <aoliva@redhat.com>
-
-       * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
-       * config/mn10300/mn10300.c (legitimate_address_p): New.  Test that
-       index is legitimate, compared with code moved from...
-       * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
-       (REG_STRICT): Define, according to REG_OK_STRICT.
-       (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
-       REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
-       argument.
-       (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
-       REGNO_STRICT_OK_FOR_INDEX_P): New.
-       (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
-       REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
-       RTX_OK_FOR_BASE_P): Use them.
-
-2004-06-28  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/cfg.texi (Basic Blocks): Define dominators.
-
-2004-06-27  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c++/16205
-       * c-common.c (warn_for_collisions_1): Warn for only decls which
-       have a name.
-
-       PR c++/15145
-       * c.opt (Wsequence-point): Enable for C++ and ObjC++.
-
-       PR c/14963
-       * c-decl.c (start_decl): Check for null types.
-
-2004-06-27  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
-       Accept TOC addresses.
-
-2004-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_load_got): Update prototype.
-       * config/s390/s390.c (struct machine_function): Add member base_reg.
-       (s390_decompose_address): Accept UNSPEC_LTREF.  Simplify logic.
-       (s390_split_branches): Annotate late pool references.
-       (annotate_constant_pool_refs): New function.
-       (find_constant_pool_ref): Work on annotated pool references.
-       (replace_constant_pool_ref): Likewise.  Use explicit base.
-       (replace_ltrel_base): Use explicit base.
-       (s390_mainpool_start): Reflect main_pool pattern change.
-       (s390_mainpool_finish): Use base register from main_pool.
-       Update calls to replace_ltrel_base and replace_constant_pool_ref.
-       (s390_chunkify_start): Use base_reg from struct machine_function.
-       (s390_chunkify_finish): Remove base_reg argument.  Update calls
-       to replace_ltrel_base and replace_constant_pool_ref.
-       (s390_reorg): Don't decide upon base register.  Update calls.
-       (s390_load_got): Remove MAYBE_DEAD handling.  Do not emit insns
-       but return sequence instead.
-       (s390_emit_prologue): Decide upon base register to use.  Annotate
-       all literal pool references.  Adapt to main_pool pattern change.
-       Update s390_load_got call; move MAYBE_DEAD handling here.
-       (s390_emit_epilogue): Annotate late literal pool references.
-       Remove barrier before register restore instruction.
-       * config/s390/s390.md (UNSPEC_LTREF): New constant.
-       ("builtin_setjmp_receiver"): Update s390_load_got call.
-       ("main_pool"): Explicitly reference base register.
-
-2004-06-27  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
-       <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
-       <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
-       <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
-       <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
-       <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true.  Now that
-       TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
-       is a constant.
-
-2004-06-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
-       * c-common.def (DECL_STMT): Remove.
-       * c-common.h (DECL_STMT_DECL): Deleted.
-       (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
-       (c_safe_from_p, c_walk_subtrees): Deleted.
-       * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
-       * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
-       * c-gimplify.c (gimplify_decl_stmt): Deleted.
-       (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
-       and gimplify_and_add.
-       (c_gimplify_expr, case DECL_EXPR): New case.
-       (c_gimplify_expr, case DECL_STMT): Deleted.
-       * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
-       (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
-       * expr.c (safe_from_p, case 's'): New case.
-       * gimplify.c (gimplify_decl_expr): New function.
-       (gimplify_expr, case DECL_EXPR): New case.
-       * tree-inline.c (walk_tree): Walk into all fields of a type and
-       decl only if they are in a DECL_EXPR.
-       (mark_local_for_remap_r): Minor code cleanup.
-       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
-       * tree.c (has_cleanups, case DECL_EXPR): New case.
-       * tree.def (DECL_EXPR): New code.
-       * tree.h (DECL_EXPR_DECL): New macro.
-
-       * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
-
-2004-06-26  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR 13334
-       * doc/install.texi: Document non-standard CFLAGS and bootstrap
-       failures and warnings.
-
-2004-06-26  Andrew Haley  <aph@redhat.com>
-
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
-       TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
-       * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
-       * tree.h (TREE_THIS_NOTRAP): New.
-
-2004-06-26  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * genattrtab.c (write_test_expr): Put a unsigned cast before
-       the first operand for GEU, GTU, LEU and LTU.
-
-2004-06-26  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
-       gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
-       tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
-       tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
-       tree-tailcall.c: Fix comment typos.  Follow spelling
-       conventions.
-
-2004-06-25  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.md: Add back scheduling exclusion info.
-
-2004-06-25  Roger Sayle  <roger@eyesopen.com>
-
-       * ifcvt.c (seq_contains_jump): Delete function.
-       (end_ifcvt_sequence): Replace call to seq_contains_jump with an
-       inline test for a jump instruction in the existing "insn" loop.
-       (block_fallthru): Document function.
-
-2004-06-25  Philip Blundell  <philb@gnu.org>
-
-       PR wrong-code/15089
-       * loop.c (scan_loop): Do not move user-specified register
-       assignments.
-
-2004-06-25  DJ Delorie  <dj@redhat.com>
-
-       * c-common.h (warn_cast_qual, warn_missing_format_attribute,
-       warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
-       warn_missing_braces, warn_sign_compare, warn_long_long,
-       warn_redundant_decls, warn_float_equal, warn_char_subscripts,
-       warn_conversion, warn_format_y2k, warn_format_extra_args,
-       warn_format_zero_length, warn_format_nonliteral,
-       warn_format_security, mesg_implicit_function_declaration,
-       warn_bad_function_cast, warn_traditional,
-       warn_declaration_after_statement, warn_strict_prototypes,
-       warn_missing_declarations, warn_nested_externs,
-       warn_sequence_point, warn_init_self, warn_div_by_zero,
-       warn_implicit_int, warn_nonnull, warn_old_style_definition,
-       warn_selector, warn_undeclared_selector, warn_protocol,
-       warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
-       warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
-       warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
-       warn_old_style_cast, warn_nontemplate_friend,
-       warn_deprecated): Remove explicit declarations.
-       * c-common.c: Likewise, remove explicit definitions.
-       * c-opts.c: Likewise, remove explicit assignments.
-       * c.opts: Likewise, add implicit declare/define/assign.
-
-2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
-       (build_addr_expr_with_type): Deleted.
-       (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
-       (gimplify_compound_lval): Make two passes over reference nest.
-
-       * tree-nested.c (build_addr): Merge real/imagpart with
-       handled_component_p.
-       (convert_nonlocal_reference, convert_local_reference): Process extra
-       args to COMPONENT_REF and ARRAY_REF.
-       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
-       lower bound and field offset being constant.
-
-2004-06-25  Mark Mitchell  <mark@codesourcery.com>
-
-       PR wrong-code/16129
-       * alias.c (get_alias_set): Adjust setting of
-       DECL_POINTER_ALIAS_SET for pointers to aggregates.
-
-2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-inline.c (remap_type): Arrange to have just one pointer type
-       for each type, mode, and 'can alias' value.
-       (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
-       (estimate_num_insns_1): Minor code reformatting.
-       (inline_forbidden_p_1): Likewise; add; missing return statement.
-
-2004-06-25  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/15825
-       * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
-       Use get_isns and end_sequence instead of accepting a seq argument.
-       Scan the instruction sequence for unrecognizable or jump insns.
-       (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
-       noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
-       noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
-       noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
-
-2004-06-24  Jeff Law  <law@redhat.com>
-
-       * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
-       after gimplifying the innermost component.
-
-2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/16176
-       * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
-       register for the destination of the lwl or ldl.
-
-2004-06-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
-       handled_component_p handling.
-       * tree-gimple.c (get_base_address): Likewise and fix typo that
-       caused both recursion and looping.
-
-       * tree-cfg.c (verify_expr): Add macro CHECK_OK.
-       Properly test for nest of handled_components in LHS context.
-
-2004-06-25  Devang Patel  <dpatel@apple.com>
-
-       * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
-
-2004-06-25  Paul Brook  <paul@codesourcery.com>
-
-       * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
-       TARGET_CXX): Define.
-       (TARGET_INITIALIZER): Use TARGET_CXX.
-       * target.h (struct gcc_target): Add struct cxx.
-       * targhooks.h (default_cxx_guard_type): Add prototype.
-       * targhooks.c (default_cxx_guard_type): New function.
-       * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
-       Define.
-       (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
-       * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
-       TARGET_CXX_GUARD_MASK_BIT.
-
-2004-06-25  Devang Patel  <dpatel@apple.com>
-
-       * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
-       * config/i386/darwin.h (CC1_SPEC): Same.
-
-2004-06-25  Mark G. Adams  <mark.g.adams@sympatico.ca>
-
-       * dbxout.h: Add include guards
-
-2004-06-25  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
-
-2004-06-25  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.c (arm_arch4t): New variable.
-       (arm_override_options): Initialize it.  If compiling for armv5 or
-       higher clear TARGET_INTERWORK.
-       (output_call): Abort if called for armv5.  Use BX if it's available.
-       (output_call_mem): Use BLX if available and ensure that all armv5
-       code is interworking safe.
-       (output_return_instruction): Always use BX in preference to MOV if
-       it's available.
-       (arm_output_epilogue): Likewise.
-       (arm_final_prescan_insn): Never conditionally call a subroutine
-       on armv5.
-       * arm.h (arm_arch4t): Declare.
-       * arm.md (call_reg_armv5, call_value_reg_armv5): New.
-       (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
-       call_value_reg respectively.
-       (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
-       (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
-       and call_value_indirect respectively.
-
-2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
-       in terms of const_float_1_operand.
-
-2004-06-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/16144
-       * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
-       is 1.0; force it into a register instead.
-
-2004-06-25  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.h: Restore valid comment removed by mistake with
-       the recent m68k comments cleanup.
-
-2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
-       * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
-       (gimplify_loop_expr, gimplify_init_constructor): Likewise.
-       (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
-
-       PR/16131
-       * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
-
-       * gimplify.c: Remove unneeded forward declarations.
-
-       * gimplify.c (append_to_compound_expr): Deleted.
-       * tree-gimple.h (append_to_compound_expr): Deleted.
-
-       * fold-const.c (fold_addr_expr_with_type): Look through all
-       valid LHS modifiers to find a base to mark addressable.
-
-       * tree.h (debug_find_tree): Add declaration.
-       * tree-inline.c (debug_find_tree): Remove extern declaration.
-
-2004-06-24  Eric Christopher  <echristo@redhat.com>
-
-       * config/rs6000/rs6000.md: Apply change mistakenly
-       deleted with 2004-06-22 patch.
-
-2004-06-24  Richard Henderson  <rth@redhat.com>
-
-       * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
-       (c_break_label, c_cont_label): New.
-       (start_function): Update initializations.
-       (c_push_function_context): Update saves.
-       (c_pop_function_context): Update restores.
-       * c-parse.in: Update expected conflicts.
-       (stmt_count, compstmt_count): Remove.  Remove all updates.
-       (if_prefix, simple_if, do_stmt_start): Remove.
-       (lineno_labeled_stmt): Remove.
-       (lineno_labels): New.
-       (c99_block_lineno_labeled_stmt): Use it.
-       (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
-       annotate_with_locus.
-       (select_or_iter_stmt): Replace by ...
-       (condition, if_statement_1, if_statement_2, if_statement,
-       start_break, start_continue, while_statement, do_statement,
-       for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
-       (stmt): Split out ...
-       (stmt_nocomp): ... this.  Use c_finish_bc_stmt, c_finish_goto_label,
-       c_finish_goto_ptr.
-       * c-semantics.c (add_stmt): Don't add line numbers to labels.
-       * c-tree.h: Update prototypes.
-       (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
-       add x_break_label, x_cont_label, x_switch_stack.
-       (c_switch_stack): Declare.
-       * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
-       (c_finish_return): Return the statement.
-       (c_switch_stack): Rename from switch_stack; export.
-       (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
-       (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
-       c_finish_else): Remove.
-       (c_finish_if_stmt): Rewrite to perform the entire operation.
-       (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
-       c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
-       c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
-       (c_finish_loop): New.
-       (c_finish_bc_stmt): New.
-       (c_finish_expr_stmt): Return the statement.  Split out...
-       (c_process_expr_stmt): ... this.  Don't add locus to error marks.
-       * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
-       * tree-gimple.c (is_gimple_stmt): Likewise.
-       * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
-       (print_struct_decl): Delete empty compound statement.
-       * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
-       * objc/objc-act.h: Update decl.
-
-2004-06-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
-       Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
-
-2004-06-24  Andrew Pinski  <apinski@apple.com>
-
-       * objc-act.c (build_objc_method_call): Save the lookup_object
-       so we do not call it twice.
-
-2004-06-24  Richard Henderson  <rth@redhat.com>
-
-       * tree-ssa-dom.c (real_avail_expr_hash): New.
-       (tree_ssa_dominator_optimize): Use it in the htab.
-
-2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
-
-       * tree-mudflap.c (mx_register_decls): Add third (type) argument
-       to synthesized __mf_unregister call.
-
-2004-06-24  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/15239
-       * expmed.c (expand_mult): Remove artificial restriction on the
-       maximum cost of a synthetic multiplication sequence.
-
-2004-06-24  Eric Christopher  <echristo@redhat.com>
-
-       * combine.c (distribute_notes): Don't delete sets to
-       global register variables.
-
-2004-06-24  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
-       (ffs_rex64): New splitter.
-       (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
-
-2004-06-24  Andrew Pinski  <apinski@apple.com>
-
-       * config/darwin7.h (MATH_LIBRARY): Remove.
-       (LIB_SPEC): Define.
-       * config/darwin.h (MATH_LIBRARY): Define always to empty.
-       (LIB_SPEC): Only define if not already defined.
-
-2004-06-24  Revital Eres  <eres@il.ibm.com>
-
-       * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
-       shifts of induction variable.
-       (iv_shift): New function.
-
-2004-06-24  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_body): Watch for body vanishing.
-
-2004-06-24  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-dom.c (record_dominating_conditions): New function.
-       (dom_opt_finalize_block, get_eq_expr_value): Use it.
-
-2004-06-24  Richard Sandiford  <rsandifo@redhat.com>
-
-       * calls.c (shift_returned_value): Fix handling of non-integer
-       TYPE_MODEs.
-
-2004-06-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
-       * system.h (DEFAULT_MAIN_RETURN): Poison.
-       * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
-
-2004-06-24  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/cfg.texi (Edges): Fix typo.
-
-2004-06-24  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
-
-2004-06-23  Andrew Pinski  <apinski@apple.com>
-
-       PR middle-end/15988
-       * fold-const.c (fold_convert): Types which are compatible
-       can be converted with only a NOP_EXPR.
-
-2004-06-24  Alan Modra  <amodra@bigpond.net.au>
-
-       * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
-       pass raw n_named_args to it.
-       * targhooks.c: Formatting.
-       (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
-
-2004-06-23  Richard Henderson  <rth@redhat.com>
-
-       * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
-       non-constant size check.  Gimplify the type too.  Tidy building
-       BUILT_IN_STACK_ALLOC call.
-
-2004-06-23  Roger Sayle  <roger@eyesopen.com>
-
-       * c-common.c (expand_unordered_cmp): Delete.
-       (expand_tree_builtin): Delete.
-       * c-common.h (expand_tree_builtin): Delete function prototype.
-       * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
-
-2004-06-23  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
-       COMPONENT_REF variable fields unless they're non-constant.
-
-2004-06-23  Robert Millan  <robertmh@gnu.org>
-
-       * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
-       * config/i386/linux.h: Allow overriding of LINK_EMULATION,
-         DYNAMIC_LINKER and register names in sc_ structure.
-       * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
-       * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
-       * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
-       * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
-
-       * config/kfreebsdgnu.h: Remove.
-       * config/t-kfreebsd-gnu: Likewise.
-       * config/i386/kfreebsdgnu.h: Likewise.
-
-2004-06-23  Eric Christopher  <echristo@redhat.com>
-
-       * fold-const.c (make_range): Cleanup type checking through function.
-       Remove orig_type. Replace with checks to exp_type and arg0_type.
-       Clarify comment when converting from unsigned to signed.
-
-2004-06-23  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
-       * config/mips/mips.md: Remove R3000 scheduling description.
-       * config/mips/3000.md: New file.
-
-2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
-       (s390_emit_jump): Likewise.
-       * config/s390/s390.c (s390_emit_compare): New function.
-       (s390_emit_jump): Likewise.
-       * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
-       "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
-       "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
-       and s390_emit_jump.
-       ("cjump"): Remove, replace by ...
-       ("*cjump_64", "*cjump_31"): ... these insns.  Improve length default.
-       ("icjump", "*icjump_64", "*icjump_31"): Likewise.
-       ("trap"): Fix type attribute.
-       ("conditional_trap"): Use s390_emit_compare.
-       ("doloop_si"): Remove, replace by ...
-       ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
-       Merge existing splitter into insn_and_split.  Improve length default.
-       ("doloop_di"): Merge with existing splitter into insn_and_split.
-       ("doloop"): Adapt.
-       ("jump"): Convert to expander.  Use s390_emit_jump.
-       ("*jump_64", "*jump_31"): New insns.  Improve length default.
-
-2004-06-23  Wu Yongwei  <adah@sh163.net>
-
-       * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
-       (__gthr_i486_lock_cmp_xchg): New inline assembly function.
-       (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
-       suitable function for interlocked compare-and-exchange.
-       (__gthread_mutex_trylock): Use
-       __GTHR_W32_InterlockedCompareExchange.
-       (__gthread_mutex_init_function, __gthread_mutex_lock,
-       __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
-       initial counter value to work correctly under Windows 95.
-       * config/i386/gthr-win32.c: Adjust include order.
-       Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
-       gthr-win32.h.
-       (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
-       __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
-       to match inline versions in gthr-win32.h.
-
-2004-06-23  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
-       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
-       (insvdi_rshift_rlwimi_p): New function.
-       * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
-       (extendsfdf2): Convert to define_insn_and_split.
-       * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
-
-2004-06-23  Andrew Pinski  <apinski@apple.com>
-
-       * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
-       type qualifiers at all.
-       If both of the type domains are null and the new element type is
-       the same as one of the, return the one which the element type.
-       matches.
-       Do not call qualify_type on the new type.
-
-2004-06-23  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
-
-2004-06-23  Roger Sayle  <roger@eyesopen.com>
-
-       * convert.c (strip_float_extension): Skip both NOP_EXPR and
-       CONVERT_EXPR floating point extensions.
-
-2004-06-23  Diego Novillo  <dnovillo@redhat.com>
-
-       * Makefile.in (tree-vn.o): New.
-       (tree-ssa-pre.o): Don't depend on RTL_H.
-       * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
-       * tree-flow.h (struct var_ann_d): Remove field expr_set.
-       (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
-       vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
-       * tree-optimize.c (execute_init_datastructures): New local function.
-       (pass_init_datastructures): New local variable.
-       (init_tree_optimization_passes): Sequence pass_init_datastructures.
-       * tree-pretty-print.c (MASK_POINTER): Remove.
-       (dump_generic_node): Handle VALUE_HANDLE.
-       * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
-       Update callers to use new function names.
-       Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
-       variable annotations.
-       * tree-ssa.c (init_tree_ssa): Call vn_init.
-       (delete_tree_ssa): Call vn_delete.
-       * tree-vn.c: New file.
-       * tree.c (tree_size): Handle VALUE_HANDLE.
-       (tree_node_structure): Likewise.
-       (iterative_hash_expr): Likewise.
-       * tree.def (VALUE_HANDLE): New code.
-       * tree.h (struct tree_value_handle): New.
-       (VALUE_HANDLE_ID): Define.
-       (VALUE_HANDLE_EXPR_SET): Define.
-       (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
-       (union tree_node): Add struct tree_value_handle.
-
-2004-06-23  Andrew Pinski  <apinski@apple.com>
-
-       * c-typeck.c (composite_type):
-       <case POINTER_TYPE>: Build a qualified type of
-       the new type.
-       <case ARRAY_TYPE>: Likewise.
-       <case FUNCTION_TYPE>: Likewise.
-
-2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>
-
-       PR optimization/15633
-       * value-prof.c (divmod_fixed_value_transform): Compute probability
-       of taking optimal path and pass along to gen_ routine.
-       (mod_pow2_value_transform): Same.
-       (mod_subtract_transform): Same.
-       (gen_divmod_fixed_value): Add new probability parameter.
-       Add probability to newly created jump.
-       (gen_mod_pow2): Same.
-       (gen_mod_subtract): Same.
-
-2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
-
-       * PR target/15948
-       * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
-       one and two.
-
-2004-06-23  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/15927
-       * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
-       reload if CLASS is BASE_REGS.
-
-2004-06-23  Richard Sandiford  <rsandifo@redhat.com>
-
-       * gengtype-yacc.y (option): Avoid use of non-constant struct
-       initializer.
-
-2004-06-23  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * doc/extend.texi (Function Attributes): Alphabetize.
-
-2004-06-23  Richard Henderson  <rth@redhat.com>
-
-       * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
-       Use gimplify_and_add.
-       * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
-       * gimplify.c (build_and_jump, gimplify_exit_expr,
-       gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
-       gimplify_stmt, gimplify_expr): Likewise.
-       (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
-       (gimplify_statement_list): Remove NULL entries.
-       (gimplify_to_stmt_list): Handle NULL results.
-       (gimplify_type_sizes): Add list_p argument.
-       (gimplify_one_sizepos): Don't use internal pre/post queue.
-       * tree-gimple.h (gimplify_type_sizes): Update.
-
-2004-06-22  Eric Christopher  <echristo@redhat.com>
-
-       * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
-
-2004-06-22  Pat Haugen  <pthaugen@us.ibm.com>
-
-       * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
-       when redirecting back edges.
-
-       * cfghooks.c (split_block): Call make_single_succ_edge so that edge
-       count/probability are set correctly.
-
-2004-06-22  Richard Henderson  <rth@redhat.com>
-
-       * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
-       (c_finish_stmt_expr): Likewise.
-
-       * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
-       (ix86_return_in_memory): Move SSE vector return warning ...
-       (ix86_struct_value_rtx): ... here.  New.
-
-2004-06-22  Richard Henderson  <rth@redhat.com>
-
-       * tree.def (VTABLE_REF): Remove.
-       (OBJ_TYPE_REF): New.
-       (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
-       * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
-       * fold-const.c (non_lvalue): Likewise.
-       * gimplify.c (gimplify_expr): Likewise.
-       (gimplify_call_expr): Use is_gimple_call_addr.
-       * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
-       * langhooks.h (fold_obj_type_ref): New.
-       * tree-gimple.c (is_gimple_call_addr): New.
-       * tree-gimple.h (is_gimple_call_addr): Declare.
-       * tree-inline.c (inlinable_function_p): Fix merge error.
-       (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
-       * tree-pretty-print.c (dump_generic_node): Likewise.
-       (print_call_name): Handle OBJ_TYPE_REF.
-       * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
-       * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
-       * tree.h (OBJ_TYPE_REF_EXPR): New.
-       (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
-       * doc/c-tree.texi (VTABLE_REF): Remove.
-       * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
-
-2004-06-22  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/16026
-       * function.c (assign_parms): Don't abort for overaligned PARALLEL.
-
-2004-06-22  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * Makefile.in (distclean): Don't try to remove empty directories.
-
-2004-06-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/15869
-       * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
-
-2004-06-22  Alexandre Oliva  <aoliva@redhat.com>
-
-       * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
-       operands.
-
-2004-06-22  Dale Johannesen  <dalej@apple.com>
-
-       * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
-       global, rename rs6000_legitimate_offset_address_p.
-       (rs6000_legitimate_address_p): Adjust calls to it.
-       (lmw_operation): Ditto.
-       (stmw_operation): Ditto.
-       * config/rs6000/rs6000-protos.h: Declare it.
-       * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
-       instead of offsettable_memref_p.
-
-2004-06-22  Dale Johannesen  <dalej@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
-       [reg+reg] mode for TFmode memory accesses.
-       (rs6000_eliminate_indexed_memrefs): New.
-       (rs6000_emit_move): Call preceding for TImode and TFmode.
-
-2004-06-22  Paolo Bonzini  <bonzini@gnu.org>
-
-       * tree-cfg.c (pass_warn_function_return): It needs
-       CFG, not SSA.
-
-2004-06-22  Nathan Sidwell  <nathan@codesourcery.com>
-
-       * doc/invoke.texi (Machine Dependent Options): Alphabetize.
-       (Submodel Options): Likewise.
-
-2004-06-21  Andrew Pinski  <apinski@apple.com>
-
-       Radar #: 3701874
-       * c-decl.c (push_file_scope): Return early if we already
-       have a file scope.
-
-2004-06-21  Geoffrey Keating  <geoffk@apple.com>
-
-       * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
-       * c-common.h (flag_pch_preprocess): Declare.
-       (c_common_pch_pragma): Likewise.
-       * c-common.c (flag_pch_preprocess): New.
-       * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
-       (c_common_pch_pragma): New.
-       * c-ppoutput.c (cb_read_pch): New.
-       (init_pp_output): Support -fpch-preprocess.
-       * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
-       * c.opt (fpch-preprocess): New.
-       * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
-       * doc/cppopts.texi: Document -fpch-preprocess.
-       * doc/invoke.texi (Precompiled Headers): Mention that
-       -fpreprocessed is safe for PCH.  Mention that if an option is
-       listed as safe that doesn't mean it does what you expect.
-
-2004-06-22  Ben Elliston  <bje@au.ibm.com>
-
-       * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
-
-2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * Makefile.in (gimplify.o): Add cgraph.h.
-       * alias.c (adjust_offset_for_component_ref): Use
-       component_ref_field_offset.
-       * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
-       * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
-       (gimplify_decl_stmt): Call gimplify_type_sizes for type.
-       For decl, call gimplify_one_sizepos and use statement list.
-       (gimplify_compound_literal_expr): New arg PRE_P.
-       Add statement to PRE_P list and return DECL.
-       (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
-       gimplify_compound_literal_expr.
-       * c-tree.h (getdecls): Deleted.
-       * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
-       (build_array_ref): Add two operands for ARRAY_REF.
-       (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
-       COMPOUND_LITERAL_EXPR.
-       * coverage.c (tree_coverage_counter_ref): Add new operands
-       for ARRAY_REF.
-       * emit-rtl.c (component_ref_for_mem_expr): Add new operand
-       for COMPONENT_REF.
-       (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
-       and array_ref_element_size.
-       (widen_memory_access):Use component_ref_field_offset.
-       * explow.c (update_nonlocal_goto_save_area): Add two operands
-       for ARRAY_REF.
-       * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
-       (component_ref_field_offset): Likewise.
-       (get_inner_reference): Use them.
-       (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
-       * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
-       (fold_read_from_constant_string): Use array_ref_low_bound.
-       Verify that result is a character type.
-       (build_fold_indirect_ref): Add two operands for ARRAY_REF.
-       * function.c (expand_function_start): Likewise.
-       * gimple-low.c (expand_var_p): Delete duplicated line.
-       * gimplify.c: Add static decls for local functions.
-       (cgraph.h): Now included.
-       (create_tmp_var): Remove check for ARRAY_TYPE.
-       (copy_if_shared_r): Look at bounds and sizes of types.
-       (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
-       (gimplify_exit_expr, shortcut_cond_expr): Likewise.
-       (gimplify_save_expr, gimple_push_cleanup): Likewise.
-       (gimplify_init_constructor): Likewise.
-       WANT_VALUE now bool.
-       If empty list with no result wanted, return GS_UNHANDLED.
-       Add additional operands for ARRAY_REF and COMPONENT_REF.
-       (canonicalize_component_ref): Convert to &array[L].
-       (gimplify_array_ref_to_plus): Use array_ref_element_size and
-       array_ref_lower_bound.
-       (build_addr_expr_with_type, build_addr_expr): New functions.
-       (gimplify_compound_lval): WANT_LVALUE now bool.
-       Major rework to allow handle_component_p and initialize and
-       gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
-       COMPONENT_REF.
-       (gimplify_array_ref): Deleted.
-       (gimplify_self_mod_expr): WANT_VALUE now bool.
-       (gimplify_modify_expr): Gimplify to_p and from_p later.
-       Factor out code into gimplify_modify_expr_rhs and call twice.
-       Move variable-size code earlier and handle PLACEHOLDER_EXPR.
-       (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
-       (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
-       (gimplify_expr, case ARRAY_REF): Delete special case.
-       Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
-       IMAGPART, and REALPART the same way.
-       (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
-       (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
-       Call alloc_stmt_list instead of build_empty_stmt.
-       Deal with _REF that's volatile.
-       (gimplify_type_sizes, gimplify_one_sizepos): New functions.
-       (unshare_body, unvisit_body): New functions.
-       (gimplify_body): Call them.
-       * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
-       * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
-       * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
-       * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
-       like ARRAY_REF.
-       (verify_expr, case ADDR_EXPR): Use handled_component_p.
-       * tree-dfa.c (get_virtual_var): Likewise.
-       * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
-       New cases to dump new operands; likewise for ARRAY_RANGE_REF.
-       * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
-       * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
-       and INDIRECT_REF.
-       (get_base_address): Use handled_component_p.
-       * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
-       * tree-inline.c (walk_tree): Walk more things for types and decls.
-       * tree-mudflap.c (mf_build_check_statement_for): Add new operands
-       for ARRAY_REF and COMPONENT_REF.
-       (mx_xform_derefs_1): Clean up usage of decl sizes.
-       * tree-nested.c (build_addr): Use handled_component_p.
-       (walk_stmts, case CATCH_EXPR): Add missing "break".
-       (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
-       (finalize_nesting_tree_1): Likewise.
-       (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
-       and process additional operands.
-       (convert_local_reference): Likewise.
-       * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
-       ARRAY_RANGE_REF similarly to ARRAY_REF.
-       * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
-       like RECORD_TYPE.
-       (dump_generic_node, case COMPONENT_REF): Print offset operand.
-       (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
-       and print lower bound and element size for both.
-       (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
-       * tree-sra.c (csc_build_component_ref): Add new operand.
-       (scalarize_call_expr): Use get_base_address.
-       * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
-       (maybe_fold_offset_to_array_ref): Rework to handle input having an
-       ARRAY_REF, refine handling of lower bound, and add new operands
-       for ARRAY_REF.
-       (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
-       (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
-       (maybe_fold_stmt_addition): Only handle constant lower bound.
-       * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
-       Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
-       Look at new offset operand of COMPONENT_REF.
-       * tree-ssa.c (set_is_used): Use handled_component_p.
-       * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
-       (stabilize_reference, case COMPONENT_REF): Likewise.
-       (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
-       (recompute_tree_invariant_for_addr_expr): Completely rework to
-       be more precise.  Also set TREE_SIDE_EFFECTS.
-       (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
-       (build2_stat, build3_stat, build4_stat): For references,
-       propagate TREE_THIS_VOLATILE.
-       (get_unwidened): Add new operand for COMPONENT_REF.
-       (get_narrower): Likewise; use host_integerp for DECL_SIZE.
-       * tree.def (COMPONENT_REF): Add new operand.
-       (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
-       * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
-       (component_ref_field_offset): Likewise.
-       * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
-       (alpha_gimplify_va_arg): Likewise.
-       * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
-       * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
-       * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
-       * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
-       * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
-       Likewise.
-       * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
-       * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
-       * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
-       Likewise.
-       (xstormy16_expand_builtin_va_arg): Likewise.
-       * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
-       * objc/objc-act.c (generate_static_references): Likewise.
-       (generate_strings, build_method_prototype_list_template): Likewise.
-       (generate_protocol_list): Likewise.
-
-2004-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR rtl-optimization/14782
-       * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
-       the address checks for secondary reloads for loads from and stores
-       to floating-point registers.
-       * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
-       in the address check.  Move work around for ELF32 targets to
-       GO_IF_LEGITIMATE_ADDRESS.
-       (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
-       correctly aligned for DImode loads and stores.  Don't allow long
-       SFmode displacements on ELF32.
-
-2004-06-21  Richard Henderson  <rth@redhat.com>
-
-       PR rtl-opt/16114
-       * cse.c (merge_equiv_classes): Also rehash in response to
-       delete_reg_equiv changes.
-       (rehash_using_reg): Don't exclude REGs from rehashing.
-
-2004-06-21  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (RETURN_STMT): Remove.
-       * c-common.h (RETURN_STMT_EXPR): Remove.
-       (c_expand_return, build_return_stmt): Remove.
-       (c_common_stmt_codes): Remove RETURN_STMT.
-       * c-dump.c (dump_next_stmt): Remove.
-       (c_dump_tree): Remove RETURN_STMT.
-       * c-decl.c (finish_function): Use c_finish_return.
-       * c-parse.in (stmt): Likewise.
-       * c-gimplify.c (gimplify_return_stmt): Remove.
-       (c_gimplify_expr): Remove RETURN_STMT.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-semantics.c (build_return_stmt): Remove.
-       * c-tree.h (c_finish_return): Declare.
-       * c-typeck.c (c_finish_return): Rename from c_expand_return.
-       Return void.  Build RETURN_EXPR directly.
-       * tree-dump.h (dump_next_stmt): Remove.
-
-2004-06-21  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (start_function): Don't call make_decl_rtl.  Don't
-       look at TREE_ADDRESSABLE of symbol name.
-
-2004-06-21  Kelley Cook  <kcook@gcc.gnu.org>
-
-       PR target/15551
-       * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
-       (allocate_stack_worker): Make unspec_volatile.
-       (allocate_stack_worker_rex64):  Likewise.
-       (allocate_stack_worker_postreload):  Likewise.
-       (allocate_stack_worker_rex64_postreload):  Likewise.
-
-2004-06-21  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR optimization/15982
-       * tree-ssa-pre.c: Update a few comments and todos to
-       reflect constants change.
-       (get_value_handle): Constants now value number to themselves.
-       (lookup): Constants lookup to themselves.
-       (add_to_value): Adjust to always be on.
-       (set_contains_value): Adjust for constants change.
-       (find_leader): Ditto.
-       (phi_translate): 'r' nodes are never ANTIC right now.
-       (valid_in_set): Ditto.
-       (get_expr_set): New function.
-       (find_or_generate_expression): New function, broken out from
-       insert_aux.
-       (create_expression_by_pieces): Ditto, plus additional
-       machinery to handle complex values.
-       (compute_avail): Remove dead RETURN_EXPR handling.
-
-2004-06-21  Steven Bosscher  <stevenb@suse.de>
-
-       * config/i386/i386.c: Include insn-codes.h
-       * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
-       define here.
-       * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
-       DIRFLAG_REG): New define_constants.  Use them everywhere.
-
-2004-06-21  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
-
-2004-06-21  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
-       (SUPPORT_SH4_SINGLE): Likewise.
-       (TARGET_SWITCHES): Break out switches for cpu subtargets:
-       (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
-       (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
-       (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
-       (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
-       (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
-       (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
-       (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
-       (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
-       (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
-       (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
-       (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
-       (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
-       (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
-       * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
-       (TARGET_DEFAULT): Likewise.
-       * config/sh/t-elf: Amend comment.
-       * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
-       * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
-       * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
-       * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
-       * config/sh/t-mlib-sh4-single: Likewise.
-       * config/sh/t-mlib-sh4-single-only: Likewise.
-       * config/sh/t-mlib-sh5-32media: Likewise.
-       * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
-       * config/sh/t-mlib-sh5-64media: Likewise.
-       * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
-       * config/sh/t-mlib-sh5-compact: Likewise.
-       * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
-       * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
-       (MULTILIB_CPUS): Define.
-       (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
-       (MULTILIB_MATCHES): Use some shell code to calculate it.
-       (MULTILIB_EXCEPTIONS): Change to ml/m1.
-       * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
-       * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
-       (LINK_DEFAULT_CPU_EMUL): Don't redefine.
-       (NO_PROFILE_COUNTERS): Define to 1.
-       * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
-       (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
-       * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
-       (MULTILIB_MATCHES): Don't zap.
-       (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
-       * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
-       (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
-       (MULTILIB_RAW_DIRNAMES): Define.
-       (MULTILIB_DIRNAMES): Use it.
-       * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
-       (sh*linux configurations): Merge into:
-       (sh*elf / sh*kaos configurations).  Support --with-endian, --with-cpu,
-       --with-multilib-list options.  Support sh-superh-elf configuration.
-       (sh*-netbsd*): Use SELECT_SH* macros.
-       (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
-       Merge sh*-*-netbsd* configurations into sh-elf configurations.
-       * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
-       * config/sh/t-monolib: Likewise.
-
-2004-06-21  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
-       not imply FPA.
-
-2004-06-21  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (operand_equal_p): Pass flags in recursive calls for
-       binary and relational operations.  Add support for TRUTH_ANDIF_EXPR,
-       TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
-       * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
-       ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
-       and TRUTH_XOR_EXPR.
-
-2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
-
-       * rtlanal.c (may_trap_p): Mark LTGT as trapping.
-
-2004-06-21  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * tree-alias-common.h (struct tree_alias_ops): Change ip and
-       ip_partial to unsigned int.
-
-2004-06-21  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c (verify_sequence_points): Export.
-       (c_expand_expr_stmt): Move to c-typeck.c.
-       * c-common.h (c_expand_expr_stmt): Remove.
-       (verify_sequence_points): Declare.
-       * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
-       * c-parse.in (for_init_stmt, stmt): Likewise.
-       * c-tree.h (c_finish_expr_stmt): Declare.
-       (c_tree_expr_nonnegative_p): Remove.
-       * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
-       (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
-       (emit_side_effect_warnings): New.
-       (c_finish_expr_stmt): Rename from c_expand_expr_stmt.  Use it.
-       (c_finish_stmt_expr): Work without EXPR_STMT.  Handle eh regions.
-       Use emit_side_effect_warnings.
-       (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
-       * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
-       * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
-       with void initializer.
-       (gimplify_target_expr): Handle void BIND_EXPR initializer.
-       * tree-inline.c (estimate_num_insns_1): Fix type lookup for
-       INIT_EXPR and MODIFY_EXPR.
-       * objc/objc-act.c (build_module_descriptor): Use add_stmt
-       instead of c_expand_expr_stmt.
-
-2004-06-21  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c (fold_cond_expr_with_comparison):
-       New function, extracted from fold.
-       (fold): Extract code to fold A op B ? A : C, use
-       it to fold A op B ? C : A.  Really optimize
-       A & N ? N : 0 where N is a power of two.  Avoid
-       relying on canonicalization and recursion for
-       foldings of COND_EXPR to happen.
-
-2004-06-20  David Ayers  <d.ayers@inode.at>
-
-       * objc/objc-act.h (get_object_reference): Rename to
-       get_protocol_reference.
-       (super_type): Rename to objc_super_type.
-       (selector_type): Rename to objc_selector_type.
-       (id_type): Rename to objc_id_type.
-       (instance_type): Rename to objc_instance_type.
-       (protocol_type): Rename to objc_protocol_type.
-       (IS_ID): Update reference to id_type.
-       * objc/objc-act.c (get_object_reference): Rename to
-       get_protocol_reference; add documentation; update references to
-       id_type.
-       (lookup_method_in_protocol_list): Rename class_meth to
-       is_class; add documentation.
-       (finish_message_expr): Rename is_class to class_tree.
-       (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
-       next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
-       build_next_objc_exception_stuff, get_arg_type_list,
-       build_objc_method_call): Update references to id_type.
-       (synth_module_prologue, build_objc_symtab_template,
-       build_selector_reference_decl, build_selector,
-       build_selector_translation_table, build_typed_selector_reference,
-       get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
-       synth_self_and_ucmd_args): Update references to selector_type.
-       (build_private_template, build_ivar_reference): Update references
-       to instance_type.
-       (synth_module_prologue, build_protocol_reference,
-       build_protocol_expr, start_protocol): Update references to
-       protocol_type.
-       (synth_module_prologue, get_arg_type_list, build_objc_method_call):
-       Update references to super_type.
-       * c-parse.in: (typespec_nonreserved_nonattr): Update
-       references to get_object_reference.
-       * objc/objc-tree.def: Add C mode identifier sequence.
-
-2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * loop-invariant.c: New file.
-       * Makefile.in (loop-invariant.o): New.
-       * cfgloop.h (global_cost_for_size, init_set_costs,
-       move_loop_invariants): Declare.
-       * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
-       functions.
-       (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
-       variables.
-       * common.opt (floop-optimize2, fmove-loop-invariants): New options.
-       * loop-init.c (loop_optimizer_init): Call init_set_costs.
-       * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
-       (rest_of_compilation): Check flag_loop_optimize2.
-       * toplev.c (process_options): Handle flag_loop_optimize2.
-       * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
-       * doc/passes.texi (loop-invariant.c): Document.
-
-2004-06-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
-
-2004-06-20  Richard Henderson  <rth@redhat.com>
-
-       * stmt.c (warn_if_unused_value): Add locus argument.
-       * tree.h (warn_if_unused_value): Update decl.
-       * c-typeck.c (internal_build_compound_expr): Update call.
-       * c-gimplify.c (gimplify_expr_stmt): Likewise.
-
-2004-06-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR middle-end/16089
-       * builtins.c (entry_of_function): Move to ...
-       * cfgrtl.c (entry_of_function): Here and make non-static.
-       * integrate.c (emit_initial_value_sets): Use entry_of_function.
-       * rtl.h (entry_of_function): Prototype.
-
-2004-06-20  Roger Sayle  <roger@eyesopen.com>
-
-       * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
-       (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
-       TARGET_DECOMPOSE_LEA.
-
-2004-06-20  Richard Henderson  <rth@redhat.com>
-
-       * c-common.h (add_decl_stmt): Move to cp-tree.h.
-       * c-decl.c (finish_decl): Don't use add_decl_stmt.
-       * c-parse.in: Likewise.
-       * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
-       (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
-       * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
-
-2004-06-20  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
-       * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
-       CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
-       (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
-       * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
-       * c-pretty-print.c (pp_c_statement): Similarly.
-       * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
-       gimplify_if_stmt): Move to cp-gimplify.c.
-       (c_genericize, c_gimplify_expr): Don't call them.
-       * c-semantics.c (push_cleanup): Move to cp/semantics.c.
-       * c-typeck.c (push_cleanup): New.
-       (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
-       c_finish_if_stmt): Use COND_EXPR.
-       * tree.h (CLEANUP_EH_ONLY): Update documentation.
-
-2004-06-20  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-common.h (has_c_linkage): New interface.
-       * c-cppbuiltin.c: Include target.h.
-       (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
-       __PRAGMA_EXTERN_PREFIX when appropriate.
-       * c-pragma.c: Include target.h.
-       Document clarified semantics of symbol-renaming #pragmas.
-       (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
-       (maybe_apply_renaming_pragma): Rewrite according to clarified
-       semantics.  Always recognize, but do not necessarily execute.
-       (init_pragma): Unconditionally register symbol-renaming pragmas.
-       * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
-       and HANDLE_PRAGMA_EXTERN_PREFIX.
-       * target.h (struct gcc_target): Add handle_pragma_redefine_extname
-       and handle_pragma_extern_prefix flags.
-       * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
-       and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
-       * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
-       * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
-       not HANDLE_PRAGMA_REDEFINE_EXTNAME.
-       (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
-       (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
-       * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
-       not HANDLE_PRAGMA_EXTERN_PREFIX.
-       (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
-       * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
-       into one section "Symbol-Renaming Pragmas"; clarify; document
-       adjusted semantics.
-
-       * builtins.c (expand_builtin): Do not issue error for a builtin
-       with no special case code and no DECL_ASSEMBLER_NAME; just do the
-       library call.
-       * c-decl.c (builtin_function): Don't call make_decl_rtl.
-       * c-objc-common.c (has_c_linkage): Stub implementation.
-       * cgraphunit.c (cgraph_expand_function)
-       (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
-
-2004-06-19  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
-       instead of both an ARGLIST and a result TYPE.  Handle these C99
-       comparison functions as "polymorphic" builtins.  Also handle
-       lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
-       (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
-       Move handling of BUILT_IN_ISUNORDERED from here to there.
-
-2004-06-19  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
-       * c-gimplify.c: Remove unnecessary prototypes.
-       (c_gimplify_stmt): Merge into ...
-       (c_gimplify_expr): ... here.  Don't play with prep_stmt.
-       * c-semantics.c (prep_stmt): Remove.
-       * gimplify.c (annotate_one_with_locus): Break out from ...
-       (annotate_all_with_locus): ... here.
-       (gimplify_expr): Add locus to expressions even if pre/post queues
-       are not present.
-
-2004-06-19  Richard Henderson  <rth@redhat.com>
-
-       PR target/15941
-       * function.c (assign_parms): If not padding upward or intentionally
-       forcing upward padding, take offset_rtx into account when determining
-       the alignment for stack_parm.
-
-2004-06-19  Richard Henderson  <rth@redhat.com>
-
-       PR target/15550
-       * ifcvt.c (noce_try_move): Recognize all generated instructions.
-
-2004-06-19  Jan Hubicka  <jh@suse.cz>
-
-       * function.c (free_after_compilation): Do not free computed_goto_common*.
-       * function.h (struct function): Kill computed_goto_common*.
-       * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
-       * tree-cfg.c (disband_implicit_edges): Do not forward across the
-       commonized computed goto.
-
-2004-06-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
-       in binutils.
-
-2004-06-19  Andrew Pinski  <apinski@apple.com>
-
-       PR c++/15721
-       * toplev.c (wrapup_global_declarations): Do not check
-       TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
-       cgraph_varpool_node's needed field.
-
-2004-06-19  Jan Hubicka  <jh@suse.cz>
-           Steven Bosscher  <stevenb@suse.de>
-
-       CFG transparent RTL expansion:
-       * Makefile.in (cfgexpand.o): New object file.
-       (builtins.o): Add dependency on basic-block.h
-       * builtins.c: Include basic-block.h
-       (entry_of_function): New function.
-       (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
-       * cfgexpand.c: New file.
-       * expr.c (execute_expand, pass_expand): Kill.
-       * pass.c (rest_of_compilation): Do not build CFG unless called from
-       coverage code.
-       * tree-cfg.c (delete_tree_cfg): Rename to..
-       (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
-       * tree-flow.h (delete_tree_cfg_annotations): Declare.
-       (dleete_tree_cfg): Kill.
-       * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
-       (execute_del_cfg): Rename to...
-       (execute_free_datastructures): This one...
-       (pass_del_cfg): Rename to...
-       (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
-       (init_tree_optimization_passes): Make cfg build and profiling to happen
-       unconditionally.
-
-2004-06-19  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
-       inserting the cache variables.
-
-       * tree-mudflap.c: Include headers to make basic_block available.
-       Move functions around such that related functions are near each
-       other.  Add prototypes for all static functions.  Add comments
-       briefly explaining what IR the mudflap1 and mudflap2 work on and
-       what they do.
-       (mudflap_function_decls): Rename to execute_mudflap_function_decls.
-       (mudflap_function_ops): Rename to execute_mudflap_function_ops.
-       (pass_mudflap_1, pass_mudflap_2): Update.
-       (mf_decl_cache_locals): Make it work on the CFG instead of the saved
-       function tree.
-       (mf_build_check_statement_for): Make it work on the CFG.
-       (mf_xform_derefs_1): Likewise.  Cleanup code style.
-       (mf_xform_derefs): Likewise.
-
-2004-06-19  Jan Hubicka  <jh@suse.cz>
-
-       * tree-cfg.c (label_to_block): Invent the label destination for
-       undefined labels.
-       (cleanup_dead_labels): Update table in the case label_to_block added
-       new label.
-
-2004-06-18  Richard Henderson  <rth@redhat.com>
-
-       PR c++/16036
-       * gimple-low.c (lower_function_body): Generate return statement for
-       fall off the end of the function here ...
-       * tree-cfg.c (make_edges): ... instead of here.
-       * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
-
-2004-06-18  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * tree-ssa.c (raise_value): Removed.
-       (get_eq_name, check_phi_redundancy): New functions.
-       (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
-
-2004-06-18  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
-       UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
-       constant folding for unordered comparison tree nodes.  If both
-       operands are real constants, call fold_relational_const.  If either
-       operand is a NaN, evaluate the other for side-effects and return a
-       constant.  Optimize (double)float1 CMP (double)float2 into the
-       equivalent float1 CMP float2.
-       (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
-       ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
-       LTGT_EXPR>: Call fold_relational_const for constant operands.
-       (fold_relational_const): Add support for unordered comparison tree
-       nodes.  Don't constant fold "ordered" floating point comparisons
-       against NaN if when flag_trapping_math is set.
-
-2004-06-19  Jakub Jelinek  <jakub@redhat.com>
-
-       * fold-const.c (build_range_check): If !in_p and recursive call
-       fails, exit immediately.  If high - low overflows and etype is
-       a signed type, retry with unsigned etype.
-       (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
-       to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
-
-2004-06-18  Richard Henderson  <rth@redhat.com>
-
-       * c-gimplify.c (gimplify_condition): Remove.
-       (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
-       call it.
-
-2004-06-18  Richard Henderson  <rth@redhat.com>
-
-       * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
-       switch estimates.
-
-2004-06-18  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
-       (NORMAL_TEXT_SECTION_NAME): Define.
-       (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
-       (SECTION_FORMAT_STRING): Define.
-
-2004-06-18  Steven Bosscher  <stevenb@suse.de>
-
-       * config/xtensa/xtensa.c
-       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
-       * xtensa.md: Replace the old pipeline description with a DFA model.
-
-2004-06-18  Steven Bosscher  <stevenb@suse.de>
-           Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
-
-       * config/s390/s390.md: Remove the generic pipeline description.
-       * config/s390/2064.md: Make all insn reservations apply to
-       the z900, g5 and g6.
-       * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
-       (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
-       Define to hook_int_void_1.
-       (s390_adjust_cost): Cleanup.  Don't check address dependency here.
-       (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
-
-2004-06-18  Daniel Berlin  <dberlin@dberlin.org>
-                       Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
-       (create_stmt_ann): Ditto.
-       (create_tree_ann): New function.
-       (create_cst_ann): Remove.
-       (create_expr_ann): Ditto.
-
-       * tree-flow-inline.h (cst_ann): Remove.
-       (get_cst_ann): Ditto.
-       (get_expr_ann): Ditto.
-       (expr_ann): Ditto.
-       (get_tree_ann): New function.
-       (tree_ann): Ditto.
-       (ann_type): tree_ann -> tree_ann_t.
-       * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
-       (struct cst_ann_d): Removed.
-       (struct expr_ann_d): Ditto.
-       (union tree_ann_d): Removed cst and expr.
-       (tree_ann): Renamed to tree_ann_t.
-       * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
-       * tree-ssa-pre.c (get_value_handle): Rewrite for single common
-       annotation.
-       (set_value_handle): Ditto.
-       (phi_translate): Ditto.
-       * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
-
-2004-06-18  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/t-linux64: New file.
-       * config.gcc: Add it to tmake_file for sh64*-*-linux*.
-
-2004-06-18  Paolo Bonzini  <bonzini@gnu.org>
-
-       * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
-       (unshare_all_rtl_again): Call unshare_all_rtl_1.
-       (unshare_all_rtl): New.
-       * function.c (instantiate_virtual_regs): Remove parameters.
-       * function.h (instantiate_virtual_regs): Add prototype.
-       * rtl.h (unshare_all_rtl): Add prototype.
-       * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
-       prototype.
-       * passes.c: Remove assertions on the parameters to
-       rest_of_handle_* functions.  Remove the parameters to
-       the functions, replacing decl with current_function_decl
-       and insns with get_insns ().
-
-2004-06-17  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (constant_boolean_node): Handle boolean_type_node
-       directly, return either boolean_true_node or boolean_false_node.
-
-2004-06-18  Kelley Cook  <kcook@gcc.gnu.org>
-
-       * opts.sh: Delete.  Break out generated code to next four files.
-       * opt-gather.awk: New file.
-       * optc-gen.awk: New file.
-       * opth-gen.awk: New file.
-       * opt-functions.awk: New common file.
-       * Makefile.in: Update for above.
-       * configure.ac: Update comment.
-       * configure: Regenerate.
-
-2004-06-17  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c (flag_objc_sjlj_exceptions): New.
-       * c-common.h (flag_objc_sjlj_exceptions): Declare.
-       * c-opts.c (c_common_handle_option): Set it.
-       (c_common_post_options): Handle interation of different
-       objective-c exception and runtime switches.
-       * c-decl.c (c_eh_initialized_p): New.
-       (finish_decl): Use it instead of local eh_initialized_p.
-       * c-parse.in (nested_function, notype_nested_function): Record
-       the result of compstmt.
-       (compstmt_or_error): Likewise.
-       (compstmt): Don't add_stmt the result.
-       (stmt): Don't return anything.  Rewrite objc try and sync rules.
-       (objc_try_stmt, objc_catch_list): Remove.
-       (objc_catch_block, objc_finally_block): Remove.
-       (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
-       (objc_try_catch_clause, objc_finally_clause): New.
-       (objc_try_catch_stmt): Rewrite.
-       * c-tree.h (c_eh_initialized_p): Declare.
-       * c-opt (fobjc-sjlj-exceptions): New.
-       * except.c (output_function_exception_table): Don't call cgraph
-       on non-decls.
-       * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
-       UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
-       catch_count_stack, exc_binding_stack, if_nesting_count,
-       blk_nesting_count, objc_enter_block, objc_exit_block,
-       objc_declare_variable, val_stack_push, val_stack_pop,
-       objc_build_try_enter_fragment, objc_build_extract_expr,
-       objc_build_try_exit_fragment, objc_build_extract_fragment,
-       objc_build_try_prologue, objc_build_try_epilogue,
-       objc_build_catch_stmt, objc_build_catch_epilogue,
-       objc_build_finally_prologue, objc_build_finally_epilogue,
-       objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
-       objc_build_synchronized_epilogue): Remove.
-       (objc_create_temporary_var, struct objc_try_context, cur_try_context,
-       objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
-       next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
-       next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
-       next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
-       objc_begin_catch_clause, objc_finish_catch_clause,
-       objc_build_finally_clause, objc_finish_try_stmt,
-       objc_build_synchronized): New.
-       (objc_is_object_id, objc_is_class_id): New.
-       (objc_comptypes): Use them.
-       (build_next_objc_exception_stuff): Break NeXT sjlj out from
-       build_objc_exception_stuff.
-       (synth_module_prologue): Update to match.
-       (objc_build_throw_stmt): Use cur_try_context to decide if
-       we're in a @catch.
-       * objc/objc-act.h: Update prototypes.
-       (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
-
-2004-06-17  Andrew Pinski <apinski@apple.com>
-
-       * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
-       Use TYPE_FIELDS instead of TYPE_VALUES.
-
-2004-06-17  Jason Merrill  <jason@redhat.com>
-
-       PR c++/16015
-       * gimplify.c (gimplify_target_expr): Handle void initializer.
-       * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
-       * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
-       and AGGR_INIT_EXPR.
-
-2004-06-17  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_relational_const): Use constant_boolean_node.
-
-2004-06-17  Jan Hubicka  <jh@suse.cz>
-
-       PR target/15433
-       * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
-       operand numbering in the output template.
-       (SSE DF cmov 0 splitter): The conditional is VOIDmode.
-
-2004-06-17  Jan Hubicka  <jh@suse.cz>
-
-       * except.c (can_throw_internal): Recognize RESX expresisons.
-
-2004-06-17  Jan Hubicka  <jh@suse.cz>
-
-       * cfgbuild.c (make_edges): Do not use label_value_list.
-       (find_basic_blocks_1): Do not collect label_value_list.
-       (find_sub_basic_blocks): Update call of make_edges.
-
-2004-06-17  Andrew MacLeod  <amacleod@redhat.com>
-
-       * tree-cfg.c (tree_make_forwarder_block):  Use SET_PHI_RESULT.
-       * tree-flow-inline.h (get_use_op_ptr):  Return a use_operand_p.
-       (get_use_from_ptr, get_def_from_ptr):  New.  Return operand pointers.
-       (get_def_op_ptr):  Return a def_operand_p instead of a 'tree *'.
-       (get_v_may_def_result_ptr):  Return a def_operand_p.
-       (get_v_may_def_op_ptr, get_vuse_op_ptr):   Return a use_operand_p.
-       (get_v_must_def_op_ptr):  Return a def_operand_p.
-       (get_phi_result_ptr):  New.  Return a pointer to the result of a PHI.
-       (get_phi_arg_def_ptr):  New.  Return a pointer to an argument of a PHI.
-       (phi_element_for_edge):  Remove.
-       * tree-flow.h (propagate_value, replace_exp):  Change prototype.
-       (propagate_tree_value):  Add new prototype.
-       (phi_element_for_edge):  Remove prototype.
-       * tree-into-ssa.c (mark_def_sites):  Use new operand types.
-       (prepare_operand_for_rename):  Split into two functions.
-       (prepare_use_operand_for_rename):  Prepare use operands.
-       (prepare_def_operand_for_rename):  Prepare def operands.
-       (rewrite_stmt):  Use new operand types.
-       (rewrite_operand):  Use new operand types, change parameter type.
-       * tree-outof-ssa.c (replace_variable):  Split into two functions.
-       (replace_use_variable):  Rewrite uses.
-       (replace_def_variable):  Rewrite defs.
-       (rewrite_trees, rewrite_vars_out_of_ssa):  Use new operand types.
-       * tree-phinodes.c (make_phi_node, resize_phi_node):  Use new types.
-       (add_phi_arg, remove_phi_arg_num):  Use new operand types.
-       * tree-ssa-ccp.c (substitute_and_fold):  Use new operand types.
-       (ccp_fold, replace_uses_in):  Use new operand types.
-       * tree-ssa-copy.c (replace_ssa_names):  Rename to replace_ssa_names_ann
-       and no longer set the value, change parameter type.
-       (replace_exp_1):  Use new operand types.
-       (propagate_value):  Change parameter type, use new operand types.
-       (propagate_tree_value):  Propagate_value without SSA operands.
-       (replace_exp, cprop_operand, cprop_into_stmt):  Use new operand types.
-       (cprop_into_successor_phis):  Use new operand types.
-       * tree-ssa-dom.c (thread_across_edge):  Use new operand types.
-       (eliminate_redundant_computations):  Use new operand types.
-       * tree-ssa-dse.c (fix_phi_uses):  Use new operand_types.
-       (fix_stmt_v_may_defs):  Use new operand_types.
-       * tree-ssa-live.c (create_ssa_var_map):  Use new operand_types.
-       (build_tree_conflict_graph):  Use new operand_types.
-       * tree-ssa-loop.c (duplicate_blocks):  Use PHI_ARG_DEF_FROM_EDGE.
-       * tree-ssa-operands.c (struct freelist_d):  Remove.
-       (check_optype_freelist, add_optype_freelist):  Remove.
-       (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
-       allocate_vuse_optype, allocate_v_must_def_optype):  Call ggc_alloc.
-       (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
-       Call ggc_free instead of add_optype_freelist.
-       (init_ssa_operands, fini_ssa_operands):  Remove free list code.
-       (finalize_ssa_defs, finalize_ssa_uses):  Set new use/def operands.
-       * tree-ssa-operands.h (struct def_optype_d):  Change underlying type.
-       (struct use_optype_d):  Change underlying type.
-       (def_operand_p, use_operand_p):  New types for pointers to operands.
-       (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
-       V_MUST_DEF_OP):  Use new pointer type instead of dereferencing directly.
-       (USE_FROM_PTR, DEF_FROM_PTR):  New macros to "dereference" operand
-       pointer types.
-       (SET_USE, SET_DEF):  New macros to set operands from their pointer.
-       (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
-       SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
-       (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT):  Macros to manage the
-       PHI result as an operand.
-       (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
-       PHI_ARG_DEF_PTR_FROM_EDGE):  Macros to manage the PHI arguments.
-       * tree-ssa-pre.c (eliminate):  Call propagate_tree_value.
-       * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis):  Use
-       PHI_ARG_DEF_FROM_EDGE.
-       * tree.h (PHI_RESULT):  Renamed to PHI_RESULT_TREE.
-       (PHI_ARG_DEF):  Renamed to PHI_ARG_DEF_TREE.
-
-2004-06-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR tree-optimization/15991
-       * tree-cfg.c (tree_block_label): Export.
-       * tree-flow-inline.h (bsi_after_labels): New function.
-       * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
-       * tree-ssa.c (propagate_into_addr): New function.
-       (replace_immediate_uses): Handle propagation of pointer constants.
-       (raise_value): Do not restrict propagation of pointer constants.
-       * tree-ssanames.c (duplicate_ssa_name): New function.
-       * tree.h (duplicate_ssa_name): Declare.
-
-2004-06-17  David Ayers  <d.ayers@inode.at>
-
-       * c-parse.in: Unify Objective-C token names.
-
-2004-06-17  Zack Weinberg  <zack@codesourcery.com>
-
-       Bug 14610
-       * Makefile.in (min-insn-modes.o): Correct dependencies.
-       * real.c (encode_ieee_extended, decode_ieee_extended): Always
-       produce/consume 12-byte little-endian Intel format.
-       (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
-       (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
-       (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
-       (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
-       New functions which convert between 12-byte little-endian Intel
-       format and the desired format.
-       (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
-       (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
-       Update.
-
-2004-06-17  Zack Weinberg  <zack@codesourcery.com>
-
-       * expmed.c (expand_mult_const): In sanity check, compare only
-       the bits of val and val_so_far that are significant in the
-       result mode.
-
-2004-06-17  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-pre.c:  Update comments.
-       (val_expr_pair_eq): Factor code from here.
-       (expr_pred_trans_eq): and here.
-       (expressions_equal_p): To here.
-       (print_value_set): Print value for expression.
-       (phi_trans_lookup): Rename some variables.
-       (lookup): Ditto.
-       (value_exists_in_set_bitmap): Ditto.
-       (value_remove_from_set_bitmap): Ditto.
-       (value_insert_into_set_bitmap): Ditto.
-
-2004-06-17  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390-modes.def (CCL3mode): New machine mode.
-       * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
-       (s390_alc_comparison, s390_slb_comparison): Likewise.
-       (s390_branch_condition_mask): Likewise.
-       * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
-       ("*subsi3_cc2", "*subsi3_cconly2"): New.
-
-       * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
-       ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
-       * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
-       Handle SIGN_EXTEND and ZERO_EXTEND.
-
-       * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
-       * config/s390/s390.c (s390_expand_addcc): New function.
-       * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
-       ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
-       ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
-
-2004-06-17  Ben Elliston  <bje@au.ibm.com>
-
-       * tree-alias-common.c: Add whitespace.
-       * tree-inline.c: Correct comment about this file's purpose.
-       * tree-optimize.c: Likewise.
-       * tree-tailcall.c: Likewise.
-
-       * tree-alias-ander.h: Add standard top-of-file comment.
-       * tree-alias-common.h: Likewise.
-       * tree-alias-type.h: Likewise.
-
-2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-pre.c (compute_avail): Value number uses as well.
-       Strip useless type conversions.
-       Casts have to be treated slightly different than normal unaries.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (COMPOUND_STMT): Remove.
-       * c-common.c (finish_fname_decls): Don't look through it.
-       * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
-       * c-common.h (COMPOUND_BODY): Remove.
-       (c_common_stmt_codes): Remove COMPOUND_STMT.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * tree.h (DECL_SAVED_TREE): Update commentary.
-       * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
-       (CASE_LABEL_EXPR): Rename from CASE_LABEL.
-       (GOTO_EXPR): Rename from GOTO_STMT.
-       (GOTO_FAKE_P): Remove.
-       (COMPOUND_STMT): Remove.
-       (HANDLER): Update wrt COMPOUND_STMT.
-       (STMT_EXPR): Likewise.
-       (LABEL_EXPR): Rename from LABEL_STMT.
-       (SCOPE_STMT): Remove.
-       * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
-       through COMPOUND_STMT.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
-       c_finish_while_stmt_cond): Remove decls.
-       * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
-       * c-typeck.c (c_begin_if_stmt): Return void.
-       (c_begin_else): Tidy.  Save stmt_count.
-       * c-tree.h (c_begin_if_stmt): Update decl.
-
-       * objc/objc-act.c (objc_build_try_enter_fragment,
-       objc_build_extract_fragment, objc_build_try_epilogue,
-       objc_build_catch_stmt, objc_build_catch_epilogue,
-       objc_build_finally_prologue, objc_build_finally_epilogue): Update
-       for if builder function changes.
-
-2004-06-16  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c (struct machine_function):  New member
-       last_restore_gpr.
-       (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
-       Do not modify machine->save_return_addr_p or regs_ever_live.
-       Fill in machine->last_restore_gpr.
-       (s390_optimize_prolog): Use s390_frame_info to compute registers
-       to save/restore, remove duplicated code.
-       (s390_arg_frame_offset): Use s390_frame_info to compute frame
-       size, remove duplicated code.
-       (s390_emit_prologue): Adapt s390_frame_info call.  Update
-       machine->save_return_addr_p and regs_ever_live.
-       (s390_emit_epilogue): Use machine->last_restore_gpr instead of
-       machine->last_save_gpr.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-parse.in (if_stmt_locus): Remove.
-       (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
-       (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
-       * c-typeck.c (if_elt): Sort by expected size.  Rename locus to
-       empty_locus.  Add stmt_count, saw_else.
-       (c_begin_if_stmt): Push if_stack here.
-       (c_finish_if_cond): Rename from c_expand_end_cond.  Record stmt_count.
-       (c_finish_then, c_finish_else): Record empty_locus.
-       (c_begin_else): Rename from c_expand_start_else.  Record stmt_count.
-       (c_finish_if_stmt): Rename from c_expand_end_cond.  Warn for empty
-       if or else body.
-       * c-tree.h: Update prototypes.
-
-2004-06-16  Steven Bosscher  <stevenb@suse.de>
-
-       * tree.h (PHI_CHAIN): New.
-       * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
-       tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
-       tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
-       tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
-       tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
-       when traversing a list of PHI_NODEs.
-
-2004-06-16  Bernardo Innocenti  <bernie@develer.com>
-
-       PR target/13292
-       * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
-       on -msoft-float.
-       (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
-       68040 and soft-float.
-       * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
-       in the TARGET_68040_ONLY case.
-
-2004-06-16 Peter Barada  <peter@the-baradas.com>
-
-       * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
-       (movsi_cf): Make named, don't match TARGET_CFV4.
-       (pushexthisi_const): Use mov3q if possible.
-       (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
-       to special case mvz.w for ColdFire V4.
-       (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
-       to special case mvz.b for ColdFire V4.
-       (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
-       divide.
-       (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
-       * config/m68k/m68k.c(valid_mov3q_const):  New function.
-       (const_method): SWAP is valid for ColdFire.
-       (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
-       * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (CASE_LABEL): Remove.
-       * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
-       (match_case_to_enum_1): Likewise.
-       * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
-       * tree.h (CASE_LOW): Update commentary.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (ASM_STMT): Remove.
-       * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-typeck.c (build_asm_expr): Use ASM_EXPR.
-       * tree.h: Fix commentary.
-
-2004-06-16  Richard Henderson  <rth@redhat.com>
-
-       * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
-       * c-common.c (c_add_case_label): Use LABEL_EXPR.
-       * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
-       (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
-       * c-dump.c (c_dump_tree): Likewise.
-       * c-gimplify.c (c_gimplify_stmt): Likewise.
-       * c-pretty-print.c (pp_c_statement): Likewise.
-       * c-parse.in (stmt): Use GOTO_EXPR.
-       (label): Use LABEL_EXPR.
-       * c-semantics.c (build_stmt): Set TREE_TYPE to void.
-       * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
-
-2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfgcleanup.c (try_simplify_condjump): Update test to make
-       sure we have a conditional branch around am unconditional branch.
-
-2004-06-16  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
-
-2004-06-16  Dale Johannesen  <dalej@apple.com>
-
-       * loop.c (loop_givs_reduce): Avoid miscompilation of
-       loops entered at bottom.
-
-2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfglayout.c (fixup_reorder_chain): Handle case where the
-       destination of E_FALL is EXIT_BLOCK_PTR.
-
-2004-06-16  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR target/15653
-       * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
-       after shifts before asm.
-
-2004-06-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR tree-optimization/15993
-       * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
-       destination is unchanged.
-
-2004-06-16  Andreas Jaeger  <aj@suse.de>
-
-       * doc/install.texi (Configuration): Update description for
-       --enable-version-specific-runtime-libs.
-
-2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/install.texi: boehm-gc now uses automake 1.8.5.
-
-2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * toplev.h (rest_of_compilation): Adjust prototype.
-
-2004-06-16  Paolo Bonzini  <bonzini@gnu.org>
-
-       * coverage.c: Remove argument to rest_of_compilation.
-       * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
-       * passes.c (rest_of_compilation): Remove argument.
-       (pass_rest_of_compilation): New.
-       (rest_of_handle_final, rest_of_handle_delay_slots,
-       rest_of_handle_stack_regs, rest_of_handle_variable_tracking
-       rest_of_handle_machine_reorg, rest_of_handle_regrename
-       rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
-       rest_of_handle_regmove, rest_of_handle_tracer
-       rest_of_handle_if_conversion, rest_of_handle_if_after_combine
-       rest_of_handle_web, rest_of_handle_branch_prob
-       rest_of_handle_value_profile_transformations, rest_of_handle_cfg
-       rest_of_handle_addressof, rest_of_handle_jump_bypass
-       rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
-       Check that the two arguments are actually superfluous.
-       * tree-optimize.c (register_dump_files): Add properties argument.
-       Track validity of passes.  Only initialize dump files for
-       tree-based passes.  Store the full set of provided passes in
-       the pass.
-       (init_tree_optimization_passes): Register pass_expand and
-       pass_rest_of_compilation.
-       (execute_one_pass): Do not track the presence of required properties
-       here.  Set in_gimple_form.  Do not update current_properties.
-       (current_properties): Remove.
-       (set_save_expr_context): Remove.
-       (tree_rest_of_compilation): Do not set in_gimple_form.  Do not
-       expand to RTL here, and do not call rest_of_compilation.  Push
-       GGC context even before gimplification.
-       * tree-pass.h (PROP_rtl, PROP_trees): New flags.
-       (pass_expand, pass_rest_of_compilation): Declare.
-
-2004-06-15  Jeff Law  <law@redhat.com>
-
-       * fold-const.c (swap_tree_comparison): No longer static.
-       (tree_swap_operands_p): Similarly.  Return true if both operands
-       are SSA_NAMEs and the first operand has a higher version number than
-       the second operand.
-       * tree.h (swap_tree_comparison): Prototype.
-       (tree_swap_operands_p): Prototype.
-       * tree-ssa-operands.c (get_expr_operands): For commutative
-       operators and relational comparisons, canonicalize the
-       order of the operands.
-
-2004-06-15  Richard Henderson  <rth@redhat.com>
-
-       * c-common.c (lang_gimplify_stmt): Remove next_p argument.
-       (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
-       c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
-       c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
-       (finish_fname_decls, fname_decl): Use statement_lists.
-       (c_expand_expr_stmt): Don't set last_expr_type.
-       (c_type_hash): Fix indentation.
-       (c_safe_from_p): Don't follow TREE_CHAIN.
-       (c_tree_chain_matters_p): Remove.
-       * c-common.def (SCOPE_STMT): Remove.
-       (CLEANUP_STMT): Redefine to contain its own body.
-       * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
-       x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
-       Add x_cur_stmt_list.
-       (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
-       (cur_stmt_list): New.
-       (STATEMENT_LIST_STMT_EXPR): New.
-       (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
-       SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
-       (CLEANUP_BODY): New.
-       (CLEANUP_DECL): Move to operand 2.
-       (c_common_stmt_codes): Remove SCOPE_STMT.
-       (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
-       * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
-       (c_push_function_context, c_pop_function_context): Don't save it.
-       (finish_decl): Set TREE_USED on the decl for a cleanup.
-       Use push_cleanup.
-       (store_parm_decls): Use statement lists.
-       (finish_function): Remove compstmt rule workaround.  Use statement
-       lists.  Call finish_fname_decls after finalizing the body.
-       (c_begin_compound_stmt): Move to c-typeck.c.
-       * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
-       * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
-       (c_genericize): Invoke them.
-       (c_gimplify_stmt): Don't look through TREE_CHAIN.  Kill SCOPE_STMT.
-       (c_build_bind_expr): Export.
-       (gimplify_block, gimplify_cleanup): Remove.
-       (gimplify_condition): Use gimplify_stmt.
-       (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
-       (gimplify_if_stmt): Remove recursion hack.
-       (c_gimplify_expr): Remove STMT_EXPR handling.
-       (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
-       (is_last_stmt_of_scope): Remove.
-       * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
-       * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
-       c_end_compound_stmt.
-       * c-objc-common.c (build_cdtor): Likewise.
-       * c-parse.in (primary): Use c_finish_stmt_expr.
-       (push_scope, pop_scope): Remove.
-       (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
-       (c99_block_end, compstmt): Use c_end_compound_stmt.
-       (c99_block_lineno_labeled_stmt): Likewise.
-       (compstmt_primary_start): Use c_begin_stmt_expr.
-       (simple_if, select_or_iter_stmt): Update calls to stmt builders.
-       (do_stmt_start): Fill in body directly.
-       (lineno_stmt): Avoid setting lineno on constants.
-       * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
-       Remove SCOPE_STMT.
-       * c-semantics.c (begin_stmt_tree): Remove.
-       (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
-       (add_stmt): Use statement lists.
-       (add_scope_stmt, finish_stmt_tree): Remove.
-       (push_cleanup): New.
-       * c-tree.h: Move some decls from c-common.h.
-       * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
-       (do_case, c_finish_case): Likewise.
-       (c_finish_then): Take body for then as argument.
-       (c_finish_else): Similarly.
-       (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
-       c_finish_for_stmt_incr, c_finish_for_stmt): New.
-       (c_begin_stmt_expr, c_finish_stmt_expr): New.
-       (c_begin_compound_stmt): Do scope management.
-       (c_end_compound_stmt): New.
-       * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
-       * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
-       Look through exception handling constructs.
-       (gimplify_bind_expr): Accept temporary argument.
-       (gimplify_target_expr): Special case BIND_EXPR bodies.
-       (gimplify_expr): Handle fallback == fb_none like a statement.
-       * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
-       * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
-       * langhooks.h (tree_chain_matters_p): Remove.
-       * stub-objc.c (objc_clear_super_receiver): New.
-       * tree-gimple.h (voidify_wrapper_expr): Update decl.
-       (append_to_statement_list, append_to_statement_list_force): Move
-       to tree-iterator.h.
-       * tree-inline.c (expand_call_inline): Update call.
-       (clone_body): Use statement lists.
-       (walk_tree): Don't check tree_chain_matters_p.
-       (copy_tree_r): Likewise.
-       * tree-iterator.c (alloc_stmt_list): Clear lang bits.
-       (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
-       * tree-iterator.h (append_to_statement_list,
-       append_to_statement_list_force): Moved from tree-gimple.h.
-       * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
-       * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
-       (objc_enter_block): Likewise.
-       (objc_exit_block): Use c_end_compound_stmt.
-       (objc_build_try_enter_fragment): Add #error and comment for
-       rewriting for OBJCPLUS.
-       (objc_build_extract_fragment, objc_build_try_epilogue,
-       objc_build_catch_stmt, objc_build_finally_prologue,
-       objc_build_finally_epilogue): Update for C statement builders.
-       * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
-       Remove.
-
-2004-06-15  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * df.c (df_reg_clobber_gen): Removed.
-       (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
-       Make more effective for hard regs.
-       * ra-build.c (livethrough_conflicts_bb): Check contains_call.
-
-2004-06-15  Alexandre Oliva  <aoliva@redhat.com>
-
-       * c-pragma.h (c_lex_string_translate): Change type to int.
-       * c-parse.in: Change all assignments of c_lex_string_translate
-       to true and false to 1 and 0.
-       * c-lex.c (c_lex_string_translate): Likewise.
-       (lex_string): Convert string without translation in the -1
-       case.
-
-2004-06-15  Mark G. Adams  <mark.g.adams@sympatico.ca>
-
-       * convert.h: Add include guards
-
-2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-flow-inline.h: Document all functions.
-
-2004-06-15  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
-       * tree-dfa.c (create_stmt_ann): Ditto.
-       * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
-       * tree-inline.c (estimate_num_insns_1): Ditto.
-       * tree.c (tree_size): Ditto.
-       (make_node_stat): Ditto.
-       (tree_node_structure): Ditto.
-       (ephi_node_elt_check_failed): Remove.
-       (is_essa_node): Ditto.
-       * tree.def (EPHI_NODE): Ditto.
-       (EEXIT_NODE): Ditto.
-       (EUSE_NODE): Ditto.
-       (EKILL_NODE): Ditto.
-       * tree.h (EREF_NODE_CHECK): Remove.
-       (EPHI_NODE_ELT_CHECK): Ditto.
-       (struct tree_eref_common): Ditto.
-       (struct tree_euse_node): Ditto.
-       (struct ephi_arg_d): Ditto.
-       (struct tree_ephi_node): Ditto.
-       (ephi_node_elt_check_failed): Remove prototype.
-       (is_essa_node): Ditto.
-       (enum tree_node_structure_enum): Remove TS_E*_NODE.
-       (union tree_node): Remove E*_NODE uses.
-
-2004-06-15  Jerry Quinn  <jlquinn@optonline.net>
-
-       * alias.c (record_set, record_base_value, canon_rtx, get_addr,
-       nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
-       * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
-       Likewise.
-       * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
-       expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
-       expand_builtin_strcmp, expand_builtin_strncmp,
-       expand_builtin_frame_address): Likewise.
-       * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
-       insert_one_insn): Likewise.
-       * calls.c (prepare_call_address, precompute_register_parameters,
-       precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
-       * cfganal.c (flow_active_insn_p): Likewise.
-       * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
-       combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
-       subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
-       make_extraction, recog_for_combine, gen_lowpart_for_combine,
-       simplify_comparison, record_dead_and_set_regs_1,
-       record_dead_and_set_regs, record_promoted_value,
-       check_promoted_subreg, get_last_value_validate, get_last_value,
-       reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
-       unmentioned_reg_p_1): Likewise.
-       * conflict.c (mark_reg): Likewise.
-       * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
-       mention_regs, insert_regs, lookup, lookup_for_remove, insert,
-       merge_equiv_classes, flush_hash_table, invalidate,
-       remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
-       invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
-       cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
-       record_jump_cond, cse_insn, addr_affects_sp_p,
-       invalidate_from_clobbers, cse_process_notes, cse_around_loop,
-       cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
-       cse_cc_succs, cse_condition_code_reg): Likewise.
-       * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
-       cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
-       cselib_record_set, cselib_record_sets): Likewise.
-       * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
-       dbxout_block): Likewise.
-       * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
-       * dojump.c (do_jump): Likewise.
-       * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
-       is_based_loc, rtl_for_decl_location): Likewise.
-       * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
-       set_decl_incoming_rtl, mark_user_reg): Likewise.
-       * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
-       copy_to_suggested_reg, allocate_dynamic_stack_space,
-       probe_stack_range, hard_function_value): Likewise.
-       * expmed.c (store_bit_field, store_fixed_bit_field,
-       store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
-       extract_split_bit_field, expand_divmod, emit_store_flag_force):
-       Likewise.
-       * expr.c (convert_move, convert_modes,
-       block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
-       use_group_regs, emit_move_insn, emit_move_insn_1,
-       compress_float_constant, push_block, emit_single_push_insn,
-       emit_push_insn, get_subtarget, expand_assignment, store_expr,
-       store_constructor, store_field, force_operand, safe_from_p,
-       expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
-       Likewise.
-       * final.c (profile_function, final_scan_insn, alter_subreg,
-       get_mem_expr_from_op, output_asm_operand_names, output_operand,
-       only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
-       * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
-       find_regno_partial, propagate_one_insn, init_propagate_block_info,
-       insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
-       attempt_auto_inc, find_auto_inc, mark_used_regs,
-       count_or_remove_death_notes_bb): Likewise.
-       * function.c (find_temp_slot_from_address, update_temp_slot_address,
-       preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
-       fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
-       put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
-       purge_single_hard_subreg_set, instantiate_decl,
-       instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
-       promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
-       setjmp_protect, setjmp_protect_args, fix_lexical_addr,
-       expand_function_start, diddle_return_value, clobber_return_register,
-       expand_function_end, keep_stack_depressed, handle_epilogue_set,
-       update_epilogue_consts): Likewise.
-       * genemit.c (gen_exp, gen_insn): Likewise.
-       * genrecog.c (make_insn_sequence): Likewise.
-       * global.c (global_conflicts, expand_preferences, mark_reg_store,
-       mark_reg_conflicts, set_preference, reg_becomes_live,
-       build_insn_chain, mark_reg_change): Likewise.
-       * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
-       Likewise.
-       * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
-       Likewise.
-       * integrate.c (copy_rtx_and_substitute, try_constants,
-       subst_constants, mark_stores, allocate_initial_values): Likewise.
-       * jump.c (reversed_comparison_code_parts, delete_prior_computation,
-       delete_computation, rtx_renumbered_equal_p, true_regnum,
-       reg_or_subregno): Likewise.
-       * lcm.c (reg_dies, reg_becomes_live): Likewise.
-       * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
-       update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
-       wipe_dead_reg, no_conflict_p): Likewise.
-       * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
-       iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
-       simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
-       * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
-       move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
-       find_single_use_in_loop, count_one_set, loop_bivs_init_find,
-       loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
-       valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
-       loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
-       maybe_eliminate_biv_1, record_initial, update_reg_last_use,
-       canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
-       try_swap_copy_prop): Likewise.
-       * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
-       expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
-       Likewise.
-       * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
-       reload_cse_simplify_operands, reload_combine,
-       reload_combine_note_store, reload_combine_note_use,
-       reload_cse_move2add, move2add_note_store): Likewise.
-       * print-rtl.c (print_rtx): Likewise.
-       * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
-       contains_pseudo, handle_asm_insn): Likewise.
-       * ra-debug.c (ra_print_rtx_object, dump_constraints,
-       dump_static_insn_cost): Likewise.
-       * ra-rewrite.c (slots_overlap_p, emit_colors,
-       remove_suspicious_death_notes): Likewise.
-       * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
-       register_operand, scratch_operand, nonmemory_operand,
-       constrain_operands): Likewise.
-       * reg-stack (check_asm_stack_operands, remove_regno_note,
-       emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
-       subst_asm_stack_regs): Likewise.
-       * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
-       record_address_regs, reg_scan_mark_refs): Likewise.
-       * regmove.c (discover_flags_reg, replacement_quality,
-       copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
-       fixup_match_1): Likewise.
-       * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
-       kill_set_value, copyprop_hardreg_forward_1): Likewise.
-       * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
-       reload_inner_reg_of_subreg, can_reload_into, push_reload,
-       combine_reloads, find_dummy_reload, hard_reg_set_here_p,
-       operands_match_p, decompose, find_reloads, find_reloads_toplev,
-       find_reloads_address, subst_indexed_address, find_reloads_address_1,
-       find_reloads_subreg_address, find_replacement,
-       refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
-       refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
-       * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
-       find_reg, delete_dead_insn, alter_reg, eliminate_regs,
-       elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
-       forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
-       emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
-       do_output_reload, emit_reload_insns, gen_reload,
-       delete_address_reloads_1, inc_for_reload): Likewise.
-       * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
-       update_reg_unused_notes, fill_slots_from_thread): Likewise.
-       * resource.c (update_live_status, mark_referenced_resources,
-       mark_set_resources, mark_target_live_regs): Likewise.
-       * rtlanal.c (nonzero_address_p, get_jump_table_offset,
-       global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
-       reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
-       note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
-       find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
-       parms_set, find_first_parameter_load, keep_with_call_p,
-       hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
-       num_sign_bit_copies1): Likewise.
-       * rtlhooks.c (gen_lowpart_general): Likewise.
-       * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
-       sched_analyze): Likewise.
-       * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
-       Likewise.
-       * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
-       * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
-       simplify_binary_operation, simplify_const_relational_operation,
-       simplify_subreg): Likewise.
-       * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
-       expand_end_stmt_expr, expand_return, expand_decl,
-       expand_anon_union_decl): Likewise.
-       * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
-       find_splittable_regs, find_splittable_givs, find_common_reg_term,
-       loop_iterations): Likewise.
-       * var-tracking.c (variable_union, variable_part_different_p,
-       variable_different_p, count_uses, add_uses, add_stores,
-       compute_bb_dataflow, set_variable_part, delete_variable_part,
-       emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
-       Likewise.
-       * varasm.c (assemble_variable): Likewise.
-
-2004-06-15  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
-       definition.
-       * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
-       #undef and #if 0'd definition.
-
-2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * combine.c (distribute_notes): Comment typo fix.
-
-2004-06-15  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (synth_mult): Mask bits of the multiplier to the
-       machine mode of the multiplication.  Don't consider shifts
-       by more than (or equal to) the width of the operation's mode.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/install.texi: Yet another update for autoconf
-       and automake versions.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * function.h (struct function): Remove cannot_inline field.
-       (current_function_cannot_inline): Remove.
-       * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
-       Simplify conditionals to ignore warn_return_type.
-       * tree-optimize.c (tree_rest_of_compilation): Do not reset
-       DECL_DEFER_OUTPUT.
-       * objc/objc-act.c (build_module_descriptor, finish_method_def):
-       Do not set current_function_cannot_inline.
-
-2004-06-15  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * cfglayout.c (fixup_reorder_chain): Handle case where the
-       destination of E_TAKEN is EXIT_BLOCK_PTR.
-
-2004-06-15  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c (operand_equal_p): Update comment.
-
-2004-06-15  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
-       (INCOMING_RETURN_ADDR_RTX): Define.
-       * config/m32r/m32r-protos.h (m32r_return_addr): Added.
-       * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
-       __builtin_return_address(0).
-       (m32r_return_addr): Added for __builtin_return_address(0).
-       (m32r_reload_lr): Ditto.
-
-       * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
-
-2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/install.texi (Prerequisites): Update libbanshee,
-       fastjar, libcpp, libjava/libltdl entries to
-       automake 1.8.5.
-
-2004-06-15  Eric Botcazou  <ebotcazou@act-europe.fr>
-           Olivier Hainque  <hainque@act-europe.fr>
-
-       * function.c (fixup_var_refs): Also adjust the start of sequence
-       after fixing up the insns.
-
-2004-06-15  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
-
-       * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
-
-2004-06-14  Benjamin Kosnik  <bkoz@redhat.com>
-
-       * doc/install.texi (Prerequisites): Update libstdc++ entry to
-       automake 1.8.5.
-
-2004-06-14  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
-       to -mtpf-trace (-mno-tpf-trace).
-       * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
-       documentation.
-
-2004-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * real.c: Fix bit count in head comment.
-
-2004-06-14  Jeff Law  <law@redhat.com>
-
-       * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
-       PHIs where the destination or an argument is marked with
-       SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
-
-2004-06-14  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/15945
-       * simplify-rtx.c (simplify_binary_operation): Don't optimize out
-       Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
-
-2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * opts.sh (var_args): Fix regexp.
-
-2004-06-14  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/15178
-       * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
-
-2004-06-14  Paul Brook  <paul@codesourcery.com>
-
-       * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
-
-2004-06-14  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (FLAGS_H): New.
-       (flags.h): Replace by FLAGS_H.
-       * c.opt: Document Var, VarExists, Init and Report attributes.
-       * common.opt: Fill the values of the attributes.
-       * diagnostic.c (flag_fatal_errors): Do not define.
-       * except.c (flag_non_call_exceptions): Do not define.
-       * flags.h: Include options.h.  Remove declarations conflicting with
-       the automatically defined ones.
-       * opts.c: Remove automatically defined variables.
-       (handle_option): Perform default initialization.
-       (common_handle_option): Do not handle options covered by the
-       default initialization.
-       * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
-       fields.
-       (CL_REPORT): New.
-       * opts.sh: Generate variable declarations, handle CL_REPORT.
-       * toplev.c: Remove automatically defined variables.
-       (f_options): Removed.
-       (print_switch_values): Use cl_options instead of f_options.
-       * toplev.h (version_flag): Declaration removed.
-
-2004-06-14  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * config/sparc/sparc.h: Correct comment about availability of
-       little endian option.
-
-       * config.gcc: Remove sparc64-*-aout*.
-       * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
-       * config/sparc/sp64-aout.h: Remove.
-       * config/sparc/aout.h: Remove.
-
-2004-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.c: Include "tree-gimple.h".
-       (s390_gimplify_va_arg): New function.
-       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       (s390_va_arg): Remove.
-       * config/s390/s390-protos.h (s390_va_arg): Remove.
-       * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
-
-2004-06-14  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * basic-block.h (could_fall_through): Declare.
-       * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
-       Fail if the source already has a fallthrough edge to the exit
-       block pointer.
-       (could_fall_through): New function.
-       * cfgbuild.c (make_edges): Check if we already have a fallthrough
-       edge to the exit block pointer.
-       * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
-       not called before reload has completed.
-       Handle special case of first block having a fall-through exit edge.
-       (cfg_layout_finalize): Don't call it before reload or if we have
-       rtl epilogues.
-       (fixup_reorder_chain): A fall through to the exit block does not
-       require the block to come last.  Add sanity checks.
-       * cfgrtl.c (rtl_split_edge): Add special handling of fall through
-       edges to the exit block.
-       * function.c (cfglayout.h): #include.
-       (thread_prologue_and_epilogue_insns): If we have neither return nor
-       epilogue, but a fall through to the exit block from mid-function,
-       force a non-fall-through exit.
-       * Makefile.in (function.o): Depend on CFGLAYOUT_H.
-
-2004-06-14  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
-       for power5 and rs64a.  Correct condition for default.  Correct power3,
-       620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries.  Add -many.
-
-2004-06-13  Steven Bosscher <stevenb@suse.de>
-
-       * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
-       Revert previous change, don't use CALL_P.
-
-2004-06-13  Jason Merrill  <jason@redhat.com>
-
-       * tree.h: Move std_gimplify_va_arg_expr protoype here.
-       * tree-gimple.h: From here.
-
-2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix PR tree-optimization/15979
-       Fix PR tree-optimization/15981
-       * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
-       try to insert values undefined along some path.
-
-2004-06-13  Daniel Berlin  <dberlin@dberlin.org>
-
-       * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
-       are available everywhere too.
-
-2004-06-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * fold-const.c (fold_checksum_tree <case 't'>): Only
-       look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
-       Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
-       EXPR is an INTEGERAL_TYPE or a scalar float type.
-
-2004-06-13  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-sra.c (tree_sra): Update documentation.
-
-2004-06-13  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
-       function_types_compatible_p, type_lists_compatible_p): Remove
-       flags parameter.
-       * c-tree.h (comptypes): Likewise.
-       (COMPARE_STRICT): Remove.
-       * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
-       callers changed.
-
-2004-06-13  Eric Christopher  <echristo@redhat.com>
-
-       * c-decl.c (diagnose_mismatched_decls): Improve error message.
-       Remove unused code.
-       * c-typeck.c (comptypes): Add location in standard we're checking.
-
-2004-06-13  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
-       version 3.3.4.
-
-2004-06-12  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
-       index by machine mode.
-       (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
-       tables inside the loop over machine modes.
-       (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
-       expand_divmod): Index shift*_cost by the appropriate machine mode.
-
-2004-06-12  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
-       * config/s390/s390.md: Ditto.
-       * config/s390/s390.c: Ditto.
-       (s390_frame_info): Conditionalize frame and setup info on
-       TARGET_TPF_PROFILING.
-       (s390_arg_frame_offset): Ditto.
-
-2004-06-12  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (omit_two_operands): New function.
-       * tree.h (omit_two_operands): Prototype here.
-       * builtins.c (fold_builtin_unordered_cmp): New function to lower
-       C99 unordered comparison builtins to the appropriate tree nodes.
-       (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
-       BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
-       BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER.  Manually lower
-       BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
-       (simplify_builtin_memcmp, simplify_builtin_strncmp,
-       simplify_builtin_strncat, simplify_builtin_strspn): Use the new
-       omit_two_operands function to build the required COMPOUND_EXPRs.
-
-2004-06-12  Steven Bosscher <stevenb@suse.de>,
-           Andreas Jaeger  <aj@suse.de>
-
-       * gcse.c (record_set_info): Use predicates like REG_P.
-       (mems_conflict_for_gcse_p): Likewise.
-       (load_killed_in_block_p): Likewise.
-       (hash_expr_1): Likewise.
-       (insert_set_in_table): Likewise.
-       (gcse_constant_p): Likewise.
-       (hash_scan_set): Likewise.
-       (hash_scan_insn): Likewise.
-       (canon_list_insert): Likewise.
-       (record_last_mem_set_info): Likewise.
-       (record_last_set_info): Likewise.
-       (compute_hash_table_work): Likewise.
-       (mark_set): Likewise.
-       (mark_clobber): Likewise.
-       (mark_oprs_set): Likewise.
-       (compute_transp): Likewise.
-       (find_avail_set): Likewise.
-       (cprop_insn): Likewise.
-       (do_local_cprop): Likewise.
-       (cprop): Likewise.
-       (find_implicit_sets): Likewise.
-       (find_bypass_set): Likewise.
-       (bypass_conditional_jumps): Likewise.
-       (insert_insn_end_bb): Likewise.
-       (pre_insert_copy_insn): Likewise.
-       (compute_transpout): Likewise.
-       (next_ls_expr): Likewise.
-       (invalidate_any_buried_refs): Likewise.
-       (compute_ld_motion_mems): Likewise.
-       (reg_set_info): Likewise.
-       (reg_clear_last_set): Likewise.
-       (find_moveable_store): Likewise.
-       (compute_store_table): Likewise.
-       (find_loads): Likewise.
-       (store_killed_in_insn): Likewise.
-       (insert_insn_start_bb): Likewise.
-       (reg_set_between_after_reload_p): Likewise.
-       (reg_used_between_after_reload_p): Likewise.
-       (is_jump_table_basic_block): Likewise.
-       (gcse_after_reload): Likewise.
-       (hash_scan_set_after_reload): Likewise.
-       (compute_hash_table_after_reload): Likewise.
-
-2004-06-12  Steven Bosscher  <stevenb@suse.de>
-
-       * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
-       (INSN_P): Don't look at the rtx code class, just explicitly
-       check for one of the tree RTX_INSN codes.
-
-2004-06-11  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-typeck.c (default_function_array_conversion): Use
-       build_pointer_type not TYPE_POINTER_TO.
-
-2004-06-11  Zack Weinberg  <zack@codesourcery.com>
-
-       * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
-       * configure, config.in: Regenerate.
-       * system.h: Unconditionally define bool as unsigned char,
-       BOOL_BITFIELD as unsigned int.
-       * domwalk.h: Use BOOL_BITFIELD.
-
-2004-06-12  Andreas Jaeger  <aj@suse.de>
-
-       * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
-       * libgcc-darwin.ver: Likewise.
-
-2004-06-12  Peter Jakubek  <peter@laseranimation.com>
-
-       * reload.c (find_reloads): Force reload for pseudo registers on big
-       endian machines.
-
-2004-06-11  Steven Bosscher <stevenb@suse.de>
-
-       * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
-       Don't try to mark anything control dependent on the entry or
-       exit blocks.
-
-2004-06-11  Daniel Berlin  <dberlin@dberlin.org>
-
-       Fix Bug 15899
-       Fix Bug 15460
-       * tree.h (SSA_NAME_VALUE): New macro.
-       (struct tree_ssa_name): Add value_handle member.
-       * tree-ssa-pre.c: Replaced.
-       * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
-       (struct cst_ann_d): New.
-       (struct expr_ann_d): New.
-       (union tree_ann_d): Add cst_ann, expr_ann.
-       * tree-dfa.c (create_cst_ann): New function.
-       (create_expr_ann): Ditto.
-       * tree-flow-inline.h (cst_ann): New function.
-       (expr_ann): Ditto.
-       (get_cst_ann): Ditto.
-       (get_expr_ann): Ditto..
-
-2004-06-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
-       * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
-       _U_Qfcmp library function.
-       (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
-       _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
-
-       * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
-       unspec used for loading address from DLT.
-       * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
-       Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
-       Don't use short code sequence when loading the address of a nonlocal
-       label.
-       (nonlocal_goto): New expander.
-       (indirect_goto): New jump pattern for nonlocal gotos.
-       (short_jump): Remove extra whitespace.
-       (builtin_longjmp): Clobber memory and hard frame pointer.  Restore
-       frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
-       pattern.
-
-2004-06-11  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (synth_mult): Add an additional MODE argument for the
-       machine mode of the multiplication.  Update recursive calls.  Use
-       mode instead of word_mode for determining operation costs.
-       (choose_mult_variant): Update calls to synth_mult with "mode".
-
-2004-06-11  Richard Henderson  <rth@redhat.com>
-
-       * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
-       and makes_aliased_stores.
-
-2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * doc/install.text (--enable-shared): Fix typo.
-
-2004-06-11  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
-       argument.  Use internal post for call to gimplify_expr.  Tidy
-       rounded type size computation.
-       (alpha_gimplify_va_arg): Use get_formal_tmp_var and
-       get_initialized_tmp_var.
-
-2004-06-11  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * doc/install.texi (--enable-shared): Update libobjc's shared library
-       status.  Remove reference to libf2c.
-
-2004-06-11  Jason Merrill  <jason@redhat.com>
-
-       * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/i386/i386.c (ix86_va_arg): Remove.
-       * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
-       * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/alpha/alpha.c (alpha_va_arg): Remove.
-       * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
-       * config/sparc/sparc.c (sparc_va_arg): Remove.
-
-       * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
-       assignment might throw.
-       * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
-       expressions.
-
-2004-06-11  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR 15886:
-       * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
-
-2004-06-11  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/install.texi (Prerequisites): Update documentation of
-       required versions of autoconf and automake.  Remove mention of
-       libf2c.
-
-2004-06-11  Jason Merrill  <jason@redhat.com>
-
-       * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
-       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-
-2004-06-11  Jerry Quinn  <jlquinn@optonline.net>
-
-       * typeclass.h: Add GPL plus exception license.  Add include
-       guard.
-
-2004-06-10  Jason Merrill  <jason@redhat.com>
-
-       * gimplify.c (gimplify_modify_expr): Don't force a temporary
-       of an aggregate_value_p type.
-
-2004-06-10  Jeff Law  <law@redhat.com>
-
-       * fold-const.c (fold_inf_compare): Avoid creating non-gimple
-       code when we are in gimple form.
-
-2004-06-10  Diego Novillo  <dnovillo@redhat.com>
-
-       * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
-       * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
-       (highest_ssa_version): Remove.
-       * tree-outof-ssa.c (new_temp_expr_table): Replace
-       highest_ssa_version with num_ssa_names.
-       (dump_replaceable_exprs): Likewise.
-       (rewrite_vars_out_of_ssa): Likewise.
-       * tree-ssa-ccp.c (initialize): Likewise
-       * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
-       * tree-ssa-dce.c (tree_dce_init): Likewise.
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
-       * tree-ssa-live.c (create_ssa_var_map): Likewise.
-       (dump_var_map): Likewise.
-       * tree-ssa.c (verify_ssa): Likewise.
-       (kill_redundant_phi_nodes): Likewise.
-       Do not build a local array of SSA_NAMEs.  Use the ssa_names table.
-       * tree-ssanames.c: Include tree-flow.h
-       (ssa_names): New varray.
-       (init_ssa_names): Initialize ssa_names.
-       Reserve the first slot of the ssa_names table.
-       (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
-       Assign version numbers using num_ssa_names.
-
-2004-06-10  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/sourcebuild.texi (Front End): Add details of more
-       installation documentation required.
-
-2004-06-10  Brian Booth  <bbooth@redhat.com>
-
-       * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
-       of V_MAY_DEF and V_MUST_DEF.
-       * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
-       num_vdefs to num_v_may_defs.
-       (compute_immediate_uses_for_stmt): Rename occurences of vdef
-       to v_may_def.
-       (redirect_immediate_uses): Ditto.
-       (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
-       (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
-       Also add code to sum up the number of v_must_defs.
-       (vdefs_disappeared_p): Replace with...
-       (v_may_defs_disappeared_p): This.
-       (v_must_defs_disappeared_p): New function.
-       (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
-       Also add code to mark new variables found in V_MUST_DEFs for
-       renameing.
-       * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
-       vdef_ops to v_may_def_ops.
-       (get_vdef_ops): Replace with...
-       (get_v_may_def_ops): This.
-       * tree-flow-inline.h (get_vdef_ops): Replace with...
-       (get_v_may_def_ops): This.
-       (get_v_must_def_ops): New function.
-       (get_vdef_result_ptr): Replace with...
-       (get_v_may_def_result_ptr): This.
-       (get_vdef_op_ptr): Ditto with...
-       (get_v_may_def_op_ptr); This.
-       (get_v_must_def_op_ptr): New function.
-       * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
-       to v_may_def. Also add code to mark statements with
-       V_MUST_DEFs as definition sites.
-       (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
-       add code to register new V_MUST_DEFs made by the statement.
-       * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
-       (check_replaceable): Rename occurences of vdef to v_may_def. Also
-       add check for V_MUST_DEFs.
-       (find_replaceable_in_bb): Ditto.
-       * tree-pretty-print.c (dump_vops): Rename occurences of vdef
-       to v_may_def. Also add code to dump V_MUST_DEFs.
-       * tree-sra.c (mark_all_vdefs): Replace with...
-       (mark_all_v_may_defs): This.
-       (mark_all_v_must_defs): New function.
-       (create_scalar_copies): Replace call to mark_all_vdefs with
-       calls to mark_all_v_may_defs and mark_all_v_must_defs.
-       (scalarize_structures): Rename occurences of vdef to v_may_def.
-       Also add a check for V_MUST_DEFs.
-       (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
-       * tree-ssa-alias.c (global_var): Update comment.
-       (compute_may_aliases): Ditto.
-       (compute_points_to_and_addr_escape): Rename occurences of vdef
-       to v_may_def. Also add code to mark variables in V_MUST_DEF
-       operands as being written to.
-       (group_aliases): Update comment.
-       (maybe_create_global_var): Ditto.
-       * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
-       Also add a check for V_MUST_DEFs on GIMPLE registers.
-       (replace_immediate_uses): Rename occurences of vdef to v_may_def.
-       * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
-       to v_may_def. Also add code to mark all V_MUST_DEF operands
-       VARYING.
-       (initialize): Ditto.
-       (set_rhs): Rename occurences of vdef to v_may_def. Also add
-       code to update SSA_NAMEs in V_MUST_DEFs.
-       * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
-       to v_may_def.
-       * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
-       occurences of vdef to v_may_def. Also add code to mark statements
-       with V_MUST_DEFs as necessary.
-       (propagate_necessity): Rename occurences of vdef to v_may_def.
-       * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
-       occurences of vdef to v_may_def. Also add code to mark operands
-       in V_MUST_DEFs for renaming.
-       (eliminate_redundant_computations): Rename occurences of vdef
-       to v_may_def.
-       (record_equivalences_from_stmt): Rename occurences of vdef
-       to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
-       (optimize_stmt): Remove unnesessary variable vdefs. Update
-       comment.
-       (register_definitions_for_stmt): Rename occurences of vdef
-       to v_may_def. Also add code to register definitions made with
-       V_MUST_DEFs.
-       * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
-       (fix_stmt_v_may_defs): This.
-       (fix_phi_uses): Rename occurences of vdef to v_may_def.
-       (dse_optimize_stmt): Ditto.
-       * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
-       to v_may_def. Also add code to mark V_MUST_DEF operands as being
-       used in virtual operators.
-       * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
-       vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
-       renaming.
-       * tree-ssa-operands.c (opf_kill_def): New flag for killing
-       definitions.
-       (build_vdefs): Renamed to...
-       (build_v_may_defs): This.
-       (build_v_must_defs): New variable.
-       (voperands_d): Add v_must_def_ops and replace vdef_ops with
-       v_may_def_ops.
-       (append_vdef): Replace with...
-       (append_v_may_def): This.
-       (append_v_must_def): New function.
-       (NUM_FREE): Increment for V_MUST_DEF
-       (optype_freelist): Increment its size for V_MUST_DEF
-       (allocate_vdef_optype): Replace with...
-       (allocate_v_may_def_optype): This.
-       (allocate_v_must_def_optype): New function.
-       (free_vdefs): Replace with...
-       (free_v_may_defs): This.
-       (free_v_must_defs): New function.
-       (remove_vdefs): Replace with...
-       (remove_v_may_defs): This.
-       (remove_v_must_defs): New function.
-       (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
-       add code to initialize build_v_must_defs.
-       (finalize_ssa_vdefs): Replace with...
-       (finalize_ssa_v_may_defs): This.
-       (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
-       (finalize_ssa_v_must_defs): New function.
-       (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
-       with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
-       (verify_start_operands): Rename occurences of vdef to v_may_def.
-       Also add check for build_v_must_defs.
-       (get_stmt_operands): Rename occurences of vdef to v_may_def.
-       Also add code to handle V_MUST_DEFs and to use opf_kill_def for
-       killing definitions.
-       (get_expr_operands): Update comment and use opf_kill_def for
-       killing definitions.
-       (add_stmt_operand): Replace code that appends VDEFs with code
-       that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
-       otherwise.
-       (add_call_clobber_ops): Update comments.
-       * tree-ssa-operands.h (vdef_optype_d): Replace with...
-       (v_may_def_optype_d): This.
-       (v_must_def_optype_d): New structure.
-       (VDEF_OPS): Replace with...
-       (V_MAY_DEF_OPS): This.
-       (STMT_VDEF_OPS): Same with...
-       (STMT_V_MAY_DEF_OPS): This.
-       (NUM_VDEFS): And...
-       (NUM_V_MAY_DEFS): This.
-       (VDEF_RESULT_PTR): As well as...
-       (V_MAY_DEF_RESULT_PTR): This.
-       (VDEF_RESULT): Same goes for...
-       (V_MAY_DEF_RESULT): This.
-       (VDEF_OP_PTR): And...
-       (V_MAY_DEF_OP_PTR): This.
-       (VDEF_OP): And...
-       (V_MAY_DEF_OP): This.
-       (V_MUST_DEF_OPS): New macro.
-       (STMT_V_MUST_DEF_OPS): Ditto.
-       (NUM_V_MUST_DEFS): Ditto.
-       (V_MUST_DEF_OP_PTR): Ditto.
-       (V_MUST_DEF_OP): Ditto.
-       (remove_vdefs): Replace signature with...
-       (remove_v_may_defs): This.
-       (remove_v_must_defs): New function signature.
-       * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
-       with calls to remove_v_may_defs and remove_v_must_defs.
-       (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
-       Also add code that marks left occurences of operands in V_MUST_DEFs.
-       * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
-       to v_may_def. Also add check for V_MUST_DEFs.
-       (eliminate_tail_call):Rename occurences of vdef to v_may_def.
-
-2004-06-10  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR target/15653
-       * haifa-sched.c (schedule_block): Finish cycle after issuing asm
-       insn.
-
-2004-06-10  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
-
-       PR web/15263
-       * doc/install.texi: Remove superfluous linebreak.
-
-2004-06-10  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin): Fall back to library function call for
-       conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
-       (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
-       BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
-       IMAGPART_EXPR respectively.
-
-2004-06-10  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * sh.c (dump_table): New argument start.  Changed caller.
-       (fixup_mova): New function.
-       (find_barrier): Use it.
-       (sh_reorg): Likewise.  Check for CODE_FOR_casesi_worker_2.
-       If the label a mova refers to is above the mova itself, change
-       the mova into a load.
-       * sh.md (*casesi_worker): Rename to:
-       (casesi_worker_1).
-       (casesi_worker_2): New insn.
-
-2004-06-10  Jason Merrill  <jason@redhat.com>
-
-       * target.h (struct gcc_target): Change gimplify_va_arg_expr
-       hook signature.
-       * tree-gimple.h: Adjust.
-       * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
-       * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
-       Use fold_convert.
-       * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
-       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
-       Use COMPLEX_EXPR for complex numbers.  Use fold_convert.
-       * builtins.c (std_gimplify_va_arg_expr): Adjust.  Use fold_convert.
-       (gimplify_va_arg_expr): Return GS_ERROR in error case.
-       Gimplify valist rather than calling stabilize_va_list.
-
-2004-06-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (df.o): Remove fibheap dependency.
-       * df.h: Do not include sbitmap.h.
-       (struct ref): New field "data".
-       (DF_REF_DATA): New accessor macro.
-       (struct df): Field "dom" removed.
-       (df_analyze_subcfg): New function.
-       (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
-       (transfer_function): ... new type.
-       (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
-       (iterative_dataflow): ... new function.
-       (enum set_representation, struct dataflow): New.
-       * df.c: Do not include fibheap.h.
-
-       (df_reg_def_chain_clean, df_reg_use_chain_clean,
-       (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
-       prune_to_subcfg, df_bb_modify): New functions.
-       (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
-       df_refs_update, df_reg_table_realloc, df_ref_create,
-       df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
-       df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
-       df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
-
-       (dataflow_set_a_op_b, dataflow_set_copy): New functions.
-       (df_rd_transfer_function, df_ru_transfer_function,
-       df_lr_transfer_function): Type of bitmaps changed to void *.
-       (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
-       (hybrid_search): ... new function.
-       (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
-       (iterative_dataflow): ... new function. Avoid use of fibheaps for
-       a worklist.  Do not process basic blocks unnecessarily.
-
-2004-06-10  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_abs_const): Make extern.
-       * tree.h (fold_abs_const): Prototype here.
-       * builtins.c (fold_builtin_fabs): New function to transform
-       fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
-       (fold_builtin_abs): New function to transform abs, labs, llabs
-       and imaxabs builtins into ABS_EXPR tree nodes.
-       (expand_builtin): Fall back to a function call for abs, labs,
-       llabs and imaxabs builtins that survive constant folding.
-       (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
-       FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
-
-2004-06-10  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
-       leaf function without unwind info at RP 0.
-
-2004-06-10  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c++/14791
-       * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
-       (fileptr_type_node): Define.
-       * tree.c (build_common_tree_nodes_2): Initialize
-       fileptr_type_node to ptr_type_node.
-       * c-common.c (c_common_nodes_and_builtins): For C++, make
-       fileptr_type_node a distinct type copy.
-       * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
-       BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
-       BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
-       BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
-       (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
-       BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
-       BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
-       * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
-       BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
-       BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
-       BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
-       the above *FILEPTR* types instead of *PTR*.
-
-2004-06-09  Daniel Berlin <dberlin@dberlin.org>
-
-       * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
-       match.
-
-2004-06-09  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_not_const): New function.
-       (fold) <ABS_EXPR>: Don't bother testing wins.
-       (fold) <BIT_NOT_EXPR>: Call fold_not_const.
-       (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/15228
-       * function.c (assign_parms): Always set_mem_align with the computed
-       FUNCTION_ARG_BOUNDARY.  Don't clear stack_parm if !STRICT_ALIGNMENT.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       PR opt/15108
-       * tree-tailcall.c (find_tail_calls): Don't check early for
-       tail_recursion failure.
-
-2004-06-09  Diego Novillo  <dnovillo@redhat.com>
-
-       Move SSA_NAME annotations into tree_ssa_name.
-
-       * tree-dfa.c (create_ssa_name_ann): Remove.
-       * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
-       * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
-       (struct ssa_name_ann_d): Remove.
-       (union tree_ann_d): Update.
-       (ssa_name_ann_t): Remove.
-       * tree-ssa-alias.c: (get_ptr_info): New local function.
-       Replace references to ssa_name_ann_t with struct ptr_info_def.
-       * tree-ssa-operands.c (get_expr_operands): Likewise.
-       * tree.h (SSA_NAME_PTR_INFO): Define.
-       (struct ptr_info_def): Declare.
-       (struct tree_ssa_name): Add field 'ptr_info'.
-
-2004-06-09  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * config/i386/winnt.c (i386_pe_output_labelref): Correct
-       misplaced ')'.
-
-2004-06-09  Steven Bosscher  <stevenb@suse.de>
-
-       * config/i386/k6.md: Rewrite using the DFA model.
-       * config/i386/i386.c (ix86_adjust_cost): Don't increase the
-       cost of load-operation insns for the K6.
-       (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
-       (ia32_multipass_dfa_lookahead): Likewise.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
-       alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
-
-2004-06-09  Geoffrey Keating  <geoffk@apple.com>
-
-       * Makefile.in (CPPLIB_H): Put files in order of inclusion.
-       (CPP_ID_DATA_H): New.
-       (gtype-desc.o): Update dependencies.
-       (GTFILES): Use CPP_ID_DATA_H.
-
-2004-06-09  Mark Mitchell  <mark@codesourcery.com>
-
-       Revert:
-       PR c++/15815
-       2004-06-07  Mark Mitchell  <mark@codesourcery.com>
-       * doc/extend.texi: Deprecate #pragma interface and #pragma
-       implementation.
-
-2004-06-09  David S. Miller  <davem@nuts.davemloft.net>
-
-       * config/sparc/sparc.h (MOVE_RATIO): New definition.
-
-2004-06-09  Richard Henderson  <rth@redhat.com>
-
-       * basic-block.h (struct edge_def): Add goto_locus.
-       * tree-cfg.c (make_goto_expr_edges): Set it.
-       (disband_implicit_edges): Use it.
-       * tree-pretty-print.c (dump_implicit_edges): Print it.
-
-2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
-
-       * h8300.md (ldm_h8300s_4): Fix condition for expander.
-
-2004-06-08  Jason Merrill  <jason@redhat.com>
-
-       Gimplify VA_ARG_EXPR into simpler forms.
-       * target.h: Add gimplify_va_arg_expr hook.
-       * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
-       * fold-const.c (build_fold_addr_expr)
-       (build_fold_addr_expr_with_type): Move from gimplify.c.
-       * tree.h: Declare them.
-       * gimplify.c (gimplify_and_add): New fn.
-       (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
-       (gimplify_array_ref_to_plus, gimplify_modify_expr)
-       (gimplify_expr): Use build_fold_*.
-       (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
-       don't know how to gimplify it.
-       * builtins.c (std_gimplify_va_arg_expr): New fn.
-       (dummy_object): New static fn.
-       (gimplify_va_arg_expr): New fn.
-       (stabilize_va_list): Use build_fold_*.
-       * tree-gimple.h: Declare new fns.
-       * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       (ix86_gimplify_va_arg): New fn.
-       * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       (ia64_gimplify_va_arg): New fn.
-       * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
-       (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
-       * alias.c (get_varargs_alias_set): Just return 0 for now.
-
-       * c-objc-common.c (c_tree_printer): Improve handling of %T.
-
-2004-06-09  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree-complex.c (expand_complex_comparison): Use fold_convert instead
-       of convert.
-       * tree-inline.c (setup_one_parameter): Likewise.
-       * tree-sra.c (csc_build_component_ref): Likewise.
-       * tree-ssa-ccp.c (ccp_fold): Likewise.
-       * tree-ssa-copy.c (cprop_operand): Likewise.
-       * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
-       * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
-
-2004-06-09  J"orn Rennecke <joern.rennecke@superh.com>
-
-       PR rtl-optimization/15521:
-       * sched-int.h (in_post_call_group_p): Change type to enum.
-       * sched-deps.c (sched_analyze_insn):
-       (sched_analyze): When in_post_call_group_p is post_call_initial,
-       don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
-       and also reset in_post_call_group_p to post_call.
-       (sched_analyze): When the previous basic block ended in a CALL_INSN,
-       initialize in_post_call_group_p as post_call_initial.
-       (init_deps): initialize in_post_call_group_p to not_post_call.
-
-2004-06-09  Arnaud Charlet  <charlet@act-europe.fr>
-
-       PR ada/6637
-       * doc/install.texi: List ada, libada as options to --enable-shared
-
-2004-06-09  Paolo Bonzini  <bonzini@gnu.org>
-
-       * aclocal.m4 (gcc_AC_PROG_LN): Remove.
-       (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
-       config.in entries.
-       * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
-       if hard links are not available.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-
-2004-06-08  Per Bothner  <per@bothner.com>
-
-       * configure.ac:  New --enable-mapped-location sets USE_MAPPED_LOCATION.
-
-2004-06-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
-       Correct formatting.
-
-2004-06-08  James E Wilson  <wilson@specifixinc.com>
-
-       PR target/15790
-       * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
-
-2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * fold-const.c (fold_convert): Treat OFFSET_TYPE like
-       POINTER_TYPE and INTEGER_TYPE.
-
-2004-06-08  Bernardo Innocenti  <bernie@develer.com>
-
-       * modulo-sched.c: Compile only when INSN_SCHEDULING is
-       defined.
-
-2004-06-08  Jeff Law  <law@redhat.com>
-
-       * doc/contrib.texi: Add entries for Stefan Olsson and
-       Ola Ronnerup.
-
-2004-06-08  DJ Delorie  <dj@redhat.com>
-
-       * toplev.c (floor_log2_wide): Replace loop with faster bit
-       operations.
-       (exact_log2_wide): Define in terms of the above.
-       * toplev.h (floor_log2): Use _builtin_clz family of builtins if
-       available.
-
-2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (print_operand, <case 'z'>):
-       Make sure that we are in INDIRECT mode when getting the
-       stub name.
-
-2004-06-08  Anil Paranjpe <anilp1@kpitcummins.com>
-
-       * h8300.md (extendqisi2_h8300): Add constraints.
-       (ldm_h8300s_4_normal): Fix typo.
-
-2004-06-08  Richard Henderson  <rth@redhat.com>
-
-       * gimple-low.c (struct lower_data): Replace the_return_label and
-       one_return_stmt with return_statements.
-       (lower_function_body): Process the entire list of return_statements.
-       (lower_return_expr): Check source value before unifying return_exprs.
-       * gimplify.c (gimplify_return_expr): Force the use of a temporary
-       for !aggregate_value_p.
-       * tree-gimple.c: Update RETURN_EXPR grammer.
-
-2004-06-08  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR target/15598
-       * config/ia64/ia64.c (bundling): Add missed TYPE_A.
-
-2004-06-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR rtl-optimization/15717
-       * config/i386/i386.c (legitimate_constant_p): Do not allow
-       x - symbol_ref.
-
-2004-06-08  Alexandre Oliva  <aoliva@redhat.com>
-
-       * gimplify.c (copy_if_shared_r): Revert:
-       2004-05-21  Richard Henderson  <rth@redhat.com>
-       * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
-
-2004-06-07  Roger Sayle  <roger@eyesopen.com>
-
-       * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
-       Make arrays indexed by machine mode.  Rename negate_cost to neg_cost.
-       (init_expmed): Initialize these cost arrays as appropriate.
-       (store_bit_field, extract_bit_field): Correct whitespace.
-       (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
-       expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
-       neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
-       word_mode or compute_mode as appropriate.
-
-2004-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/15783
-       * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
-       parameter.  Enumerate the registers inside the PARALLEL.
-       (function_arg): Adjust call to function_arg_union_value.
-       (function_value): Likewise.
-
-       * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
-
-2004-06-07  Roger Sayle  <roger@eyesopen.com>
-
-       * real.c (real_copysign): New function to implement libm's copysign.
-       * real.h (real_copysign): Prototype here.
-       * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
-       and sqrtl can be negative, as sqrt(-0.0) = -0.0.  Correct whitespace.
-       * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
-       fold_builtin_isdigit): Add function prototypes.
-       (fold_builtin_copysign): New function to fold copysign, copysignf
-       and copysignl.  Optimize copysign(x,x) as x.  Evaluate copysign of
-       constant arguments at compile-time using real_copysign.  Fold
-       copysign(X,Y) as fabs(X) if Y is always non-negative.
-       (fold_builtin_1): Correct minor whitespace/style issues.  Call
-       fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
-
-2004-06-07  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * tree.c (iterative_hash_expr): Use real_hash.
-
-2004-06-07  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/14765
-       * c-parse.in (compstmt_primary_start): Set last_expr_type to
-       NULL_TREE.
-
-2004-06-07  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/15815
-       * doc/extend.texi: Deprecate #pragma interface and #pragma
-       implementation.
-
-2004-06-07  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR middle-end/15666
-       * c-decl.c (finish_decl): Use change_decl_assembler_name for the
-       builtin decl as well.
-
-2004-06-07  Roger Sayle  <roger@eyesopen.com>
-
-       PR c/14649
-       * c-typeck.c (require_constant_value, require_constant_elements):
-       Move declarations to the top of the file.
-       (build_function_call): If we require a constant value, fold with
-       fold_initializer.  If the result is a constant, and the function
-       wasn't called using __builtin_foo, issue a pedantic warning.
-       (build_unary_op): If we require a constant value, fold tree with
-       fold_initializer.
-       (build_binary_op): Use require_constant_value to determine whether
-       to call fold or fold_initializer.
-
-2004-06-07  Richard Henderson  <rth@redhat.com>
-
-       * gimple-low.c (struct lower_data): Add the_return_label and
-       one_return_stmt.
-       (lower_function_body): Initialize and use them.
-       (lower_return_expr): New.
-       (lower_stmt): Call it.
-       * gimplify.c (gimplify_return_expr): Force the argument to be either
-       null or a result_decl.
-       * tree-gimple.c: Update gimple grammer to match.
-       * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
-       coalescing of result_decls.
-
-2004-06-07  Richard Henderson  <rth@redhat.com>
-
-       PR rtl-opt/15193
-       * expmed.c (extract_bit_field): Fix vector_extract return.
-
-       * config/i386/i386.md (negv4sf2): New pattern.
-
-2004-06-07  Mark Mitchell  <mark@codesourcery.com>
-
-       PR c++/15337
-       * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
-       message.
-
-2004-06-06  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config.in: Regenerate.
-
-2004-06-06  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
-       SWITCH_LABELS are always sorted.
-
-2004-06-06  Steven Bosscher  <stevenb@suse.de>
-
-       * hooks.c (hook_int_void_1): New generic hook.
-       * hooks.h (hook_int_void_1): Add prototype.
-       * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
-       Define to hook_int_void_1.
-       * config/c4x/c4x.md: Replace dummies for the old pipeline model
-       with dummies for the new one.
-
-2004-06-06  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.h (lvalue_or_else): Delete function prototype.
-       * c-typeck.c (lvalue_or_else): Make static.  Add static prototype.
-
-2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
-
-       PR target/14542
-       * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
-       a live change of a register after peephole replacement.
-
-2004-06-06  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/13519
-       * c-typeck.c (composite_type, common_pointer_type): New functions.
-       (common_type): Split parts into composite_type and
-       common_pointer_type.  Ensure that arithmetic operations return
-       unqualified types without attributes.  Don't make composite type
-       of signed enum and compatible integer be unsigned.
-       (build_conditional_expr, build_binary_op): Use
-       common_pointer_type.
-       * c-decl.c (merge_decls): Use composite_type.
-       * c-tree.h (composite_type): Declare.
-
-2004-06-06  Stephane Carrez  <stcarrez@nerim.fr>
-
-       PR target/14457
-       * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
-       * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
-       * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
-       (inhibit_libc): Must define.
-       * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
-       ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
-       ("xorhi3"): Likewise.
-
-2004-06-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
-       always_inline pass.
-
-2004-06-05  David S. Miller  <davem@nuts.davemloft.net>
-
-       * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
-       * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
-
-2004-06-05  Bernardo Innocenti  <bernie@develer.com>
-
-       * regclass.c (init_reg_sets): Check for missing registers in target
-       initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
-
-2004-06-05  Zack Weinberg  <zack@codesourcery.com>
-
-       * Makefile.in (MKDEPS_H): New shorthand.
-       (c-opts.o): Update dependencies.
-       * c-opts.c: Include mkdeps.h.
-       (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
-       not cpp_add_dependency_target.
-
-2004-06-05  Steven Bosscher  <stevenb@suse.de>
-
-       * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
-       * config/v850/v850.md: Convert to DFA scheduler description.
-
-2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
-
-       PR fortran/15478
-       * doc/install.texi: Document GMP as prerequisite. Document
-       --with-gmp and --with-gmp-dir configure options.
-       * fortran/gfortran.texi: Remove section "Compiling and testing",
-       remove TOC reference to it.
-
-2004-06-05  Graham Stott  <graham.stott@btinternet.com>
-
-       * combine.c(simplify_shift_const): Check shift amount is a
-       CONST_INT.
-
-2004-06-05  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * toplev.c (init_asm_output): Add explicit 'b' to mode when
-       opening asm_out_file.
-       * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
-       reading asm_out_file. Replace fflush after reading asm_out_file
-       with fseek.
-       * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
-       default and add to HOST_HOOKS_INITIALIZER.
-       * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
-       * ggc-common.c (default_gt_pch_alloc_granularity): New function.
-       (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
-       to set mmi.offset padding.
-        * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
-       $(srcdir)/config/i386/winnt.c.
-       (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
-       (i[34567]86-*-uwin*): Likewise.
-       *i[34567]86-*-interix3*): Likewise.
-       * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
-       * config/i386/host-mingw32.c: New file.
-       * config/i386/x-mingw32: Add rule for host-mingw32.o.
-       * config/i386/winnt.c: (struct extern_list) Tag as GTY.
-       (extern_head): Likewise.
-       (struct export_list) Likewise.
-       (export_head): Likewise.
-       (i386_pe_record_external_function): Use ggc_alloc.
-       (i386_pe_record_exported_symbol): Likewise.
-       Include "gt-winnt.h" at end.
-       * doc/hostconfig.texi: Document
-       HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
-
-2004-06-04  Bernardo Innocenti  <bernie@develer.com>
-
-       * config/m68k/m68k.h: Remove comments copied over from tm.texi.
-       Rename 68000 and 68k to m68k for consistency in comments.  Remove
-       trailing whitespace before EOLs and before TABs.
-       (MAX_CODE_ALIGN): Remove unused macro.
-       (CALL_USED_REGISTERS): Reformat and add comments.
-
-2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
-
-       * gcc.c (MFLIB_SPEC): Remove library references, to require users
-       to enumerate -lmudflap* and dependencies when linking.
-
-2004-06-04  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR target/15822
-       * dojump.c (do_jump): Fix uninitialized variable tcode1.
-
-2004-06-04  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (insn-conditions.o): Back out removal of reload.h.
-       * genconditions.c (write_header): Back out removal of reload.h.
-
-2004-06-04  Jan Hubicka  <jh@suse.cz>
-
-       Re-apply hopefully fixed patch:
-       * i386.md (UNSPECV_EH_RETURN): Kill.
-       (eh_return): Use jump_insn.
-       (eh_return_si, eh_return_di): Change pattern to jump instruction.
-
-2004-06-04  Jeff Law  <law@redhat.com>
-
-       * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
-
-2004-06-04  Steven Bosscher  <stevenb@suse.de>
-
-       * except.c (for_each_eh_region): New function.
-       * except.h (for_each_eh_region): Add a prototype for it.
-       * tree-cfg.c (update_eh_labels): New function, callback for
-       for_each_eh_region.
-       (label_for_bb): Make global static, unfortunately.
-       (cleanup_dead_labels): Also update label references for
-       exception regions.
-
-2004-06-03  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.c (struct irix_section_align_entry): Fix
-       GTY marker.
-
-2004-06-03  Geoffrey Keating  <geoffk@apple.com>
-
-       * toplev.c (check_global_declarations): Don't ask for
-       DECL_ASSEMBLER_NAME unless the function really is declared
-       static and not defined.
-
-2004-06-03  Matt Austern  <austern@apple.com>
-
-       PR c++/15428
-       * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
-       for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
-       * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
-       * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
-       documentation to reflect the new macro name and to clarify its
-       meaning.
-
-2004-06-03  Steven Bosscher  <stevenb@suse.de>
-
-       * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
-
-2004-06-03  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/darwin.c (machopic_indirect_data_reference): Copy
-       the SYMBOL_REF_DECL from the original RTX for the new
-       non-lazy pointer RTX.
-
-2004-06-03  Mark G. Adams  <mark.g.adams@sympatico.ca>
-
-       * tree.h: Remove include of version.h
-       * c-cppbuiltin.c: Include version.h
-       * diagnostic.c: Include version.h
-       * dwarf2out.c: Include version.h
-       * toplev.c: Include version.h
-       * vmsdbgout.c: Include version.h
-       * Makefile.in: Remove dependency on version.h from TREE_H, and
-       add dependencies to required .o targets
-
-2004-06-03  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
-       CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
-       (TARGET_H): Add insn-modes.h.
-       (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
-       loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
-       loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
-       loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
-       cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
-       (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
-       loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
-       bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
-       CFGLAYOUT_H.
-       (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
-       Replace ra.h with RA_H.
-       (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
-       insn-recog.o): Replace resource.h with RESOURCE_H.
-       (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
-       sched-ebb.o, sched-vis.o, out_object_file):  Replace sched-int.h
-       with SCHED_INT_H.
-       (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
-       ra-rewrite.o): Replace df.h with DF_H.
-       (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
-       (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
-       Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
-       (insn-conditions.o): Remove unused reload.h.
-       * cfglayout.h: Add include guard.  Include basic-block.h.
-       * cfgloop.h: Add include guard.  Include basic-block.h, rtl.h.
-       * ddg.h: Include sbitmap.h, basic-block.h, df.h.
-       * df.h: Add include guard.  Include bitmap.h, sbitmap.h,
-       basic-block.h.
-       * genconditions.c:  Remove reload.h.
-       * ra.h: Add include guard.  Include bitmap.h, sbitmap.h,
-       hard-reg-set.h, insn-modes.h.
-       * resource.h: Add include guard.  Include hard-reg-set.h.
-       * sched-int.h:  Add include guard.  Include insn-attr.h,
-       basic-block.h, rtl.h.
-       * target.h: Add include guard.  Include insn-modes.h.
-       * tree-ssa-live.h: Include partition.h.
-
-2004-06-03  Daniel Berlin  <dberlin@dberlin.org>
-               Kenneth Zadeck <zadeck@naturalbridge.com>
-
-       * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
-       (add_var_to_ssa_edges_worklist): Add value argument.
-       Update callers.
-       Use new worklist.
-       (process_ssa_edge_worklist): New function.
-       (tree_ssa_ccp): Move worklist processing core to
-       process_ssa_edge_worklist, and just call that for the two worklists.
-
-2004-06-03  Steven Bosscher  <stevenb@suse.de>
-
-       * basic-block.c (tail_recursion_label_list): Don't declare.
-       (CLEANUP_PRE_SIBCALL): Remove.  Renumber the other CLEANUP_*
-       accordingly.
-       * cfgbuild.c (find_label_refs): Remove.
-       (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
-       * cfgcleanup.c (tail_recursion_label_p): Remove.
-       (merge_blocks_move): Do not check for tail recursion.
-       (try_optimize_cfg): Likewise.
-       (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
-       * cfgrtl.c (tail_recursion_label_list): Remove.
-       * except.c (remove_unreachable_regions): Don't handle
-       CALL_PLACEHOLDER insns.
-       (convert_from_eh_region_ranges_1, can_throw_internal,
-       can_throw_external): Likewise.
-       * function.c (free_after_compilation): Don't clear
-       x_tail_recursion_label.
-       (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
-       (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
-       (reorder_blocks_1): Likewise.
-       * function.h (struct function): Remove x_tail_recursion_label
-       member.  Don't define tail_recursion_label.
-       * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
-       * print-rtl.c (print_rtx): Likewise.
-       * rtl.def (CALL_PLACEHOLDER): Remove.
-       * rtl.h (sibcall_use_t): Remove enum.
-       (optimize_sibling_and_tail_recursive_calls,
-       replace_call_placeholder): Remove function prototypes.
-       * stmt.c (tail_recursion_args): Remove.
-       (optimize_tail_recursion): Remove.
-       (expand_return): Don't check for possible tail recursion.
-       * tree.h (optimize_tail_recursion): Remove prototype.
-
-2004-06-02  Jan Hubicka  <jh@suse.cz>
-
-       * tree-cfg.c (tree_find_edge_insert_loc):  Allow inserting before
-       return_stmt.
-
-2004-06-02  Jason Merrill  <jason@redhat.com>
-
-       * Makefile.in (TAGS): Don't mess with c-parse.[ch].
-       Do include c-parse.in.
-
-2004-06-02  Eric Christopher  <echristo@redhat.com>
-
-       * c-typeck.c (common_type): Don't lose type qualifiers
-       when creating new variants.
-
-2004-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR tree-optimization/14042
-       PR tree-optimization/14729
-       PR tree-optimization/14736
-       * tree-ssa.c (tree_ssa_useless_type_conversion_1):
-       Check the type which the pointer points to
-       instead of the pointer types.
-
-2004-06-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR tree-optimization/15738.
-       * builtins.c (fold_builtin_strchr): Transform
-       strrchr (s, '\0') to strchr (s, '\0').
-
-2004-06-02  Steven Bosscher  <stevenb@suse.de>
-
-       * i386.c (ix86_adjust_cost): Don't increase the cost for
-       load+operation for PROCESSOR_PENTIUMPRO, it is already
-       modelled in the DFA description
-
-2004-06-01  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (EXPR_H): Add insn-config.h, function.h,
-       $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
-       (ALIAS_H, EMIT_RTL_H): New.
-       (cselib.o): Replace EXPR_H with EMIT_RTL_H.
-       (cfgcleanup.o): Add EMIT_RTL_H.
-       (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
-       * alias.c: Replace expr.h with emit-rtl.h and alias.h.
-       * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
-       * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
-       * expr.h: Add include guard.  Include function.h, rtl.h, flags.h,
-       tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
-       (get_varargs_alias_set, get_frame_alias_set, record_base_value,
-       record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
-       (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
-       set_mem_size): Move to emit-rtl.h.
-       * emit-rtl.h: New.
-       * alias.h: New.
-
-2004-06-01  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * function.c (walk_fixup_memory_subreg): New parameter 'var'.
-       Call fixup_memory_subreg only if the MEM is equal to 'var'.
-       Adjust recursive calls to self.
-       (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
-
-2004-06-01  Richard Henderson  <rth@redhat.com>
-           Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-parse.in (OFFSETOF, offsetof_member_designator): New.
-       (primary): Handle offsetof.  Add error productions for faux functions.
-       Move component_ref objc checking to build_component_ref.
-       (reswords): Add offsetof.
-       (rid_to_yy): Add offsetof.
-       * c-tree.h (build_offsetof): Declare.
-       * c-common.h (objc_is_public): Declare.
-       * c-typeck.c (build_component_ref): Check objc_is_public.
-       (build_offsetof): New.
-       * stub-objc.c (objc_is_public): New.
-       * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
-       from is_public.
-       * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
-       * doc/extend.texi (Offsetof): Move from C++ section to C section
-       and rewrite for __builtin_offsetof.
-
-2004-06-01  Peter Barada  <peter@the-baradas.com>
-           Peter Jakubek  <peter@laseranimation.com>
-
-       * config/m68k/m68k.c(m68k_output_mi_thunk):  For ColdFire, use %d0 as
-       a scratch to perform an add to memory.
-
-2004-06-01  Bernardo Innocenti  <bernie@develer.com>
-
-       PR target/14018
-       * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
-       m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
-       m68k_align_funcs): Remove.
-       (override_options): Remove code to handle -malign-* options.
-       * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
-       (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
-       (m68k_align_loops_string, m68k_align_jumps_string,
-       m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
-       m68k_align_funcs): Remove definitions.
-
-2004-06-01  Paul Eggert  <eggert@cs.ucla.edu>
-
-       PR target/15626
-       * doc/install.texi (sparc-sun-solaris2*): Document messages issued
-       by the Sun linker in conjunction with the Sun assembler.
-       (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
-
-2004-06-01  Jeff Law  <law@redhat.com>
-
-       * stmt.c (expand_decl): Be more selective about calling
-       mark_reg_pointer.
-
-2004-06-01  Nicola Pero  <nicola@brainstorm.co.uk>
-
-       PR objc/7993
-       * objc-act.c (is_private): Do not emit the 'instance variable %s
-       is declared private' error.
-       (is_public): Emit the error after calling is_private.
-       (lookup_objc_ivar): If the instance variable is private, return 0
-       - the instance variable is invisible here.
-
-2004-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/invoke.texi (-static-libgcc): Explicitly mention
-       non-GNU linkers.
-
-2004-06-01  Bernardo Innocenti  <bernie@develer.com>
-
-       PR target/12968
-       * doc/invoke.texi: Document stack alignment side-effect of -mshort.
-
-2004-05-31  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/15749
-       * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
-       misuses of structures with flexible array members if
-       in_system_header.
-
-2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR target/15693
-       * config/sparc/sparc.c (compare_operand): New predicate.
-       * config/sparc/sparc.h (PREDICATE_CODES): Add it.
-       * config/sparc/sparc.md (cmpsi expander): Use it.  If the first
-       operand is a ZERO_EXTRACT and the second operand is not zero,
-       force the former to a register.
-       (cmpdi expander): Likewise.
-
-2004-05-31  Geoffrey Keating  <geoffk@apple.com>
-
-       * gengtype-lex.l: Catch stray GTY markers in the files gengtype
-       looks at.
-       * alias.c (alias_invariant_size): Make alias_invariant_size
-       static, fix GTY marker.
-
-2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       PR tree-optimization/15743.
-       * builtins.c (fold_builtin_1): Fold index() and rindex().
-
-2004-05-31  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/15069
-       * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
-       into "X < 0" (where C is the signbit) if X's type is a full mode.
-
-2004-05-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md: Disable the peephole2 patterns that generate indexed
-       floating-point stores when indexing is disabled.
-
-2004-05-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
-
-       * c-pretty-print.c (pp_c_left_bracket): Make a function.
-       (pp_c_right_bracket): Likewise.
-       (pp_c_star): Likewise.
-       (pp_c_ampersand): Define.
-       * c-pretty-print.h (pp_c_left_bracket): Declare.
-       (pp_c_right_bracket): Likewise.
-       (pp_c_star): Likewise.
-       (pp_c_ampersand): Likewise.
-
-2004-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * config/sol2.h (__enable_execute_stack): ANSIfy function
-       definition.
-
-2004-05-31  Danny Smith  <dannysmith@users.sourceforge.net>
-
-       * c-incpath.c (add_path): Canonicalize paths to use '/' if
-       HAVE_DOS_BASED_FILESYSTEM.
-
-2004-05-31  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
-       Only look at case labels if the immediate dominator is also
-       the only predecessor.  Don't look for more case labels if the
-       first seen is a case range.
-
-2004-05-31  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c: Add a prototype for fold_builtin_strchr().
-
-2004-05-31  Paolo Bonzini  <bonzini@gnu.org>
-
-       Revert this patch:
-       2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (gen_binary): Remove.
-       (known_cond, simplify_shift_const
-       find_split_point, combine_simplify_rtx,
-       simplify_if_then_else, simplify_set,
-       simplify_logical, expand_field_assignment,
-       extract_left_shift, force_to_mode,
-       if_then_else_cond, apply_distributive_law,
-       simplify_and_const_int, simplify_shift_const,
-       gen_lowpart_for_combine, simplify_comparison,
-       reversed_comparison): Replace with
-       simplify_gen_binary, simplify_gen_relational or
-       distribute_and_simplify_rtx.
-       (distribute_and_simplify_rtx): New function.
-
-2004-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
-       when generating PIC code.
-
-2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-decl.c (c_expand_body_1): Remove and fold back into ...
-       (c_expand_body): here.
-       (c_expand_decl): Move to ...
-       * c-common.c (c_expand_decl): Here and remove check for nested
-       functions.
-       * c-common.h (c_expand_decl): Add prototype.
-       * c-tree.h (c_expand_decl): Remove.
-
-2004-05-30  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (combine_comparisons, optimize_bit_field_compare,
-       range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
-       fold_mathfn_compare, fold_inf_compare, fold,
-       fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
-       Use constant_boolean_node where appropriate.  Don't bother using
-       fold_convert on the second argument to omit_one_operand.
-
-2004-05-30  Roger Sayle  <roger@eyesopen.com>
-
-       * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
-       CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
-       ROUND_MOD_EXPR, EXACT_DIV_EXPR.  Improve documentation of
-       TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
-       Add missing (but documented) tree nodes to the index.
-
-2004-05-30  Steven Bosscher  <stevenb@suse.de>
-
-       PR tree-optimization/14819
-       * builtins.c (fold_builtin_strchr): New.
-       (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
-       with fold_builtin_strchr().
-
-2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
-       c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
-       expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
-       passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
-       tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
-       tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
-       tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
-       tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
-       tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
-       formatting.
-
-2004-05-30  Steven Bosscher  <stevenb@suse.de>
-
-       * gimplify.c (sort_case_labels): New.  Split out from...
-       (gimplify_switch_expr): ...here.  Use it.
-       * tree-eh.c (lower_try_finally_switch): Sort the labels of
-       the SWITCH_EXPR created here before leaving the function.
-       * tree.c (sort_case_labels): Add prototype.
-
-2004-05-30  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
-       of BOOLEAN_TYPE.
-
-2004-05-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
-       ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
-       fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
-       modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
-       tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
-       tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
-       comment typos.  Follow spelling conventions.
-
-2004-05-29  Geoffrey Keating  <geoffk@apple.com>
-
-       * gengtype-yacc.y: Add NESTED_PTR token.
-       (option): Record `nested_ptr' option.
-       * gengtype-lex.l: Handle `nested_ptr' keyword.
-       * gengtype.c (walk_type): Process `nested_ptr' option.
-       * gengtype.h (struct nested_ptr_data): New.
-       * doc/gty.texi (GTY Options): Document `nested_ptr' option.
-       * stringpool.c (struct string_pool_data): Make 'entries' point to
-       ht_identifier instead of tree.
-       (gt_pch_save_stringpool): Don't adjust pointers.
-       (gt_pch_restore_stringpool): Call ht_load.
-
-2004-05-29  Jason Merrill  <jason@redhat.com>
-
-       * gimplify.c (gimplify_expr): Don't build a statement list
-       if no gimplification was necessary.
-
-2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * pretty-print.c (pp_base_format_text): Support %< instead of %`
-       and %> as well as %'.
-       * c-format.c: Use %< and %>.
-       (gcc_diag_char_table, gcc_cdiag_char_table,
-       gcc_cxxdiag_char_table): Update.
-
-2004-05-29  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * c-typeck.c (common_type): Correct comment.
-
-2004-05-29  Peter Barada  <peter@the-baradas.com>
-
-       * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
-       * config/m68k/m68k.c (const_method): Likewise.
-       * config/m68k/m68k.c (const_int_cost): Likewise.
-       * config/m68k/m68k.c (const_int_cost): Likewise.
-       * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
-
-2004-05-29  Peter Barada  <peter@the-baradas.com>
-
-       * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
-       addressing.
-       * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
-       movsi,movhi,movqi insn patterns.
-
-2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
-
-       PR target/15720
-       * config/darwin.c (machopic_indirect_call_target): Copy
-       the SYMBOL_REF_DECL from the original RTX for the new
-       stub RTX.
-
-2004-05-28  DJ Delorie  <dj@redhat.com>
-
-       * stor-layout.c (place_field): Revert erroneous commit.
-
-2004-05-28  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
-       vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
-       vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
-       vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
-       vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
-       vec_ste): Remove type checks for integral parameters and literals
-       from '..._args_eq' macros.
-
-2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
-
-       * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
-
-2004-05-28  Aldy Hernandez  <aldyh@redhat.com>
-
-       * testsuite/g++.dg/charset/function.cc: New.
-
-       * testsuite/gcc.dg/charset/function.c: New.
-
-       * c-decl.c (c_make_fname_decl): Free return value from
-       fname_as_string.
-
-       * cp/decl.c (cp_make_fname_decl): Free return value from
-       fname_as_string.
-
-       * c-common.c (fname_as_string): Translate if necessary.
-
-2004-05-28  Geoffrey Keating  <geoffk@apple.com>
-
-       * stringpool.c: Add comments to PCH saving/restoring routines.
-
-2004-05-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-common.c (c_estimate_num_insns_1): Kill.
-       (c_estimate_num_insns): Kill.
-       * c-common.h (c_estimate_num_insns): Kill.
-
-       * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
-       when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
-       Remove comment about not checking for
-       _POSIX_PRIORITY_SCHEDULING.
-       * gthr-posix.c: Likewise.
-
-2004-05-28  Paolo Bonzini  <bonzini@gnu.org>
-           Roger Sayle  <roger@eyesopen.com>
-
-       PR rtl-optimization/15649
-       Add LTGT_EXPR and improve pretty-printing of unordered
-       comparisons.
-       * c-common.c (c_common_truthvalue_conversion):
-       Handle LTGT_EXPR.
-       * c-typeck.c (build_binary_op): Likewise.
-       * dojump.c (do_jump): Likewise.
-       * expr.c (expand_expr_real_1, do_store_flag): Likewise.
-       * predict.c (tree_predict_by_opcode): Likewise.
-       * real.c (real_compare): Likewise.
-       * tree-cfg.c (verify_expr): Likewise.
-       * tree-inline.c (estimate_num_insns_1): Likewise.
-       * tree-pretty-print.c (dump_generic_node): Likewise.
-       Handle ORDERED_EXPR, UNORDERED_EXPR.
-       (op_symbol): Print unordered comparisons differently
-       than ordered ones.
-       * tree.def (LTGT_EXPR): New '<' tree code.
-       * doc/c-tree.texi (Expressions): Document floating-point
-       comparison nodes.
-
-       Fold comparisons between floating point values.
-       * fold-const.c (enum comparison_code): New, from
-       #define'd constants.  Define compcodes for unordered
-       comparisons and for invalid transformations.
-       (invert_tree_comparison): Add "honor_nans" parameter.
-       (fold_truthop): Revamp to work on floating-point types too.
-       (comparison_to_compcode): Support unordered comparisons.
-       Use new enum comparison_code.
-       (compcode_to_comparison): Likewise.
-       (combine_compcodes): New function.
-       (invert_truthvalue): Let invert_tree_comparison decide
-       whether it is valid to fold the comparison.  Fold ORDERED
-       and UNORDERED even if flag_unsafe_math_optimizations is off,
-       and the remaining even if flag_unsafe_math_optimizations
-       is off but we are under -fno-trapping-math.
-       (fold_relational_const): Integer modes do not honor NaNs.
-
-2004-05-28  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
-
-2004-05-28  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (thumb_force_lr_save): New function.
-       (arm_get_frame_offsets, thumb_unexpanded_epilogue,
-       thumb_output_function_prologue): Use it.
-       (thumb_expand_prologue): Set lr_save_eliminated.
-
-2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.md (extendsidi2): Tie the source and destination
-       of the register alternative.  Split it into nothing.
-
-2004-05-28  Richard Sandiford  <rsandifo@redhat.com>
-
-       * rtl.h (skip_consecutive_labels): Declare.
-       * emit-rtl.c (skip_consecutive_labels): New function.
-       * reorg.c (relax_delay_slots, dbr_schedule): Use it.
-       * jump.c (follow_jumps): Say what null return values mean.
-
-2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/13250
-       * config/sh/sh.md (rotlsi3): Use emit_move_insn.
-
-2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
-       libgcc-std.ver.
-       * config/sh/libgcc-std.ver: New file.
-
-2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
-
-       * except.c: Revert change of 2004-05-26.
-       * config/i386/i386.md: Revert change of 2004-05-27.
-
-2004-05-27  Bryce McKinlay  <mckinlay@redhat.com>
-
-       * configure.ac: Remove --enable-tree-browser option.
-       Define TREEBROWSER when ac_tree_checking is defined.
-       * configure: Rebuilt.
-
-2004-05-27  Olivier Hainque  <hainque@act-europe.fr>
-
-       * expr.c (store_constructor): Restore sanity check on
-       the size of the type before clearing.
-
-2004-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * cfgbuild.c (control_flow_insn_p):  Notice noreturn call
-
-2004-05-27  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (gen_binary): Remove.
-       (known_cond, simplify_shift_const
-       find_split_point, combine_simplify_rtx,
-       simplify_if_then_else, simplify_set,
-       simplify_logical, expand_field_assignment,
-       extract_left_shift, force_to_mode,
-       if_then_else_cond, apply_distributive_law,
-       simplify_and_const_int, simplify_shift_const,
-       gen_lowpart_for_combine, simplify_comparison,
-       reversed_comparison): Replace with
-       simplify_gen_binary, simplify_gen_relational or
-       distribute_and_simplify_rtx.
-       (distribute_and_simplify_rtx): New function.
-       * simplify-rtx.c (simplify_binary_operation):
-       Use nonzero_bits to simplify ANDs where we are
-       turning off bits already known to be off in OP0.
-
-2004-05-27  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14478
-       * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
-
-2004-05-27  Josef Zlomek  <zlomekj@suse.cz>
-
-       PR middle-end/14084
-       * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
-       to size of decl.
-
-2004-05-26  Aldy Hernandez  <aldyh@redhat.com>
-
-       PR/14924
-       * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
-
-2004-05-26  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.h: Fix comment typo.
-
-2004-05-27  Steven Bosscher  <stevenb@suse.de>
-
-       * gimplify.c (compare_case_labels): New function.
-       (gimplify_switch_expr): Sort case labels, and make sure the
-       last label in the label vector is the default case.
-       * tree-cfg.c (group_case_labels): New function.
-       (build_tree_cfg): Cleanup redundant labels and group case labels
-       before creating edges.
-       (cleanup_dead_labels): Handle GOTO_EXPRs.
-       (find_case_label_for_value): Use a binary search to find the
-       case label for the given value.
-       * tree-gimple.c: Mention that labels are sorted, and that the
-       last label must be the default.
-
-2004-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
-
-2004-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * i386.md (UNSPECV_EH_RETURN): Kill.
-       (eh_return): Use jump_insn.
-       (eh_return_si, eh_return_di): Change pattern to jump instruction.
-
-2004-05-26  Jan Hubicka  <jh@suse.cz>
-
-       * cfgcleanup.c (try_forward_edges):  Do not check loop structure when
-       not loop optimizing.
-
-2004-05-26  Jan Hubicka  <jh@suse.cz>
-
-       * except.c (can_throw_internal):  Notice RESX instructions.
-
-2004-05-26  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
-       of the two sizes to assemble_integer.
-
-2004-05-25  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
-       pointless #ifdef.
-
-2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
-
-       * Makefile.in (top_builddir): Define to .
-
-2004-05-25  Alexandre Oliva  <aoliva@redhat.com>
-
-       * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
-       top-level detects, except when in-tree ld is being cross-built.
-       (gcc_cv_as): Likewise for as.  Use AS_FOR_TARGET otherwise, and
-       then AS only if target is host.
-       * configure: Rebuilt.
-
-2004-05-25  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * global.c (global_alloc): Call make_accurate_live_analysis.
-       (record_one_conflict): Remove dead code.
-       (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
-       (bb_info): New structure.
-       (BB_INFO, BB_INFO_BY_INDEX): New macros.
-       (allocate_bb_info, free_bb_info, mark_reg_change,
-       calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
-       modify_bb_reg_pav, calculate_reg_pav,
-       make_accurate_live_analysis): New functions.
-
-2004-05-25  Devang Patel  <dpatel@apple.com>
-
-       * alias.c (init_alias_analysis): Use ggc_calloc instead of
-       xrealloc.
-       (end_alias_analysis): Use ggc_free instead fo free.
-
-2004-05-25  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/15546
-       * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
-       as needed to be outputted.
-
-2004-05-25  Jan Hubicka  <jh@suse.cz>
-
-       * builtins.def (__builtin_expect):  Mark the function as const&nothrow.
-
-2004-05-25  Ayal Zaks  <zaks@il.ibm.com>
-       Mostafa Hagog  <mustafa@il.ibm.com>
-
-       * Makefile.in (modulo-sched.o, ddg.o): New.
-       * ddg.h, ddg.c, modulo-sched.c: New files.
-       * cfglayout.c (duplicate_insn_chain): Remove "static" and push
-       internals to "dupicate_insn".
-       (duplicate_insn): New function.
-       * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
-       declarations.
-       * common.opt (fmodulo-sched): New flag.
-       * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
-       Remove static and forward declaration.
-       (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
-       functions.
-       * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
-       df_bb_regno_last_def_find, df_find_def, df_reg_used): New
-       declarations.
-       * flags.h (flag_modulo_sched): New flag.
-       * opts.c (common_handle_option): Handle modulo-sched flag.
-       * params.def (max-sms-loop-number, sms-max-ii-factor,
-       sms-dfa-history, sms-loop-average-count-threshold): New
-       parameters.
-       * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
-       SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
-       parameters.
-       * passes.c ("sms", "sms-vcg"): New dumps.
-       (rest_of_handle_sched): Call sms_schedule.
-       * rtl.h (sms_schedule): New declaration.
-       * timevar.def (TV_SMS): New.
-       * toplev.c (flag_modulo_sched): Initialize.
-       (f_options): Handle -fmodulo-sched option.
-       * docs/invoke.texi: Document -fmodulo-sched & -dm options.
-       * docs/passes.texi: Document new SMS pass.
-
-2004-05-25  Paolo Bonzini  <bonzini@gnu.org>
-
-       * Makefile.in (OBJS): Add rtlhooks.o.
-       (rtlanal.o): Depend on function.h.
-       (cse.o): Depend on rtlhooks-def.h.
-       (combine.o): Depend on rtlhooks-def.h.
-       (rtlhooks.o): New rule.
-       * combine.c: Include rtlhooks-def.h.
-       (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
-       num_sign_bit_copies, cached_num_sign_bit_copies,
-       num_sign_bit_copies1): Move most of the code to rtlanal.c.
-       (reg_nonzero_bits_for_combine,
-       reg_num_sign_bit_copies_for_combine): New functions holding
-       the remnants of the above.
-       (combine_rtl_hooks): New.
-       (combine_instructions): Set rtl_hooks instead of gen_lowpart.
-       * cse.c: Include rtlhooks-def.h.
-       (cse_rtl_hooks): New.
-       (cse_main): Set rtl_hooks instead of gen_lowpart.
-       * emit-rtl.c (gen_lowpart): Remove.
-       (gen_lowpart_general): Move to rtlhooks.c.
-       * rtl.h (nonzero_bits, num_sign_bit_copies,
-       struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
-       (gen_lowpart_general): Remove.
-       (gen_lowpart): Temporarily redefine as a macro.
-       * rtlanal.c: Include function.h.
-       (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
-       num_sign_bit_copies, cached_num_sign_bit_copies,
-       num_sign_bit_copies1): New, from combine.c.
-       * rtlhooks.c: New file.
-       * rtlhooks-def.h: New file.
-
-2004-05-25  Svein E. Seldal  <Svein.Seldal@solidas.com>
-
-       * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
-       to support 32-bit -mint8 mode.
-
-       * doc/invoke.texi (-mint8): Added documentation for the -mint8
-       option in the AVR architecture.
-
-2004-05-24  Mike Stump  <mrs@apple.com>
-
-       * doc/install.texi: Document that dejagnu 1.4.4 is required.
-
-2004-05-24  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * intl.h (open_quote, close_quote): New.
-       * intl.c (open_quote, close_quote): New.
-       (gcc_init_libintl): Set them.
-       * pretty-print.c: Include "intl.h".
-       (pp_base_format_text): Support 'q' format flag and %` and %'
-       formats.  Use ' instead of ` in comments.
-       * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
-       gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
-       foramt_types_orig): Describe these new formats.
-       (decode_format_attr, check_function_format,
-       check_format_info_main): Use these new formats.
-       (status_warning): Use ATTRIBUTE_GCC_DIAG.
-       * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
-       check these formats to 3.5.
-
-2004-05-24  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * Makefile.in (CPPLIBS): Renamed to CPPLIB.
-       (BACKEND): Reflect this.
-       (LIBDEPS): Move CPPLIB before LIBIBERTY.
-       (LIBS): Likewise.
-
-2004-05-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR tree-optimization/14197
-       * builtins.c: Include "tree-gimple.h"
-       (readonly_data_expr): Use get_base_address.  Make sure to call
-       decl_readonly_section only on trees it can handle.
-       * tree-gimple.c (get_base_address): Accept STRING_CST and
-       CONSTRUCTOR expressions.
-       * Makefile.in: Update dependencies.
-
-2004-05-23  Paolo Bonzini  <bonzini@gnu.org>
-
-       Move libcpp to the toplevel.
-       * Makefile.in: Remove references to libcpp files,
-       use CPPLIBS instead of libcpp.a.  Define SYMTAB_H
-       and change hashtable.h to that.
-       * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
-       gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
-       * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
-       * cppcharset.c: Removed.
-       * cpperror.c: Removed.
-       * cppexp.c: Removed.
-       * cppfiles.c: Removed.
-       * cpphash.c: Removed.
-       * cpphash.h: Removed.
-       * cppinit.c: Removed.
-       * cpplex.c: Removed.
-       * cpplib.c: Removed.
-       * cpplib.h: Removed.
-       * cppmacro.c: Removed.
-       * cpppch.c: Removed.
-       * cpptrad.c: Removed.
-       * cppucnid.h: Removed.
-       * cppucnid.pl: Removed.
-       * cppucnid.tab: Removed.
-       * hashtable.c: Removed.
-       * hashtable.h: Removed.
-       * line-map.c: Removed.
-       * line-map.h: Removed.
-       * mkdeps.c: Removed.
-       * mkdeps.h: Removed.
-       * stringpool.h: Include symtab.h instead of hashtable.h.
-       * tree.h: Include symtab.h instead of hashtable.h.
-       * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
-
-2004-05-23 Paolo Bonzini <bonzini@gnu.org>
-
-       * gcc.c (struct prefix_list): Add forward declaration.
-       (do_spec_path): New function, extracted from...
-       (do_spec_1) <'D'>: ... here.  Drop support for
-       SPACE_AFTER_L_OPTION.
-       (do_spec_1) <'I'>: Use do_spec_path.
-       (process_command): Do not store the 'include' suffix
-       in include_prefixes.
-       * system.h: Poison SPACE_AFTER_L_OPTION.
-
-2002-05-23  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (non_lvalue): Explicitly list the tree codes that
-       need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
-
-2004-05-23  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
-       Update based on printed manual.  Enable setting of offsets for
-       FSFPRINT and move it to gcc-common.texi.
-       * doc/gcc.texi: Update FSF printing details.
-       * doc/gccint.texi: Remove FSF printing details.
-
-2004-05-23  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/t-rs6000: Remove the disabling -Werror.
-
-2004-05-22  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
-       expand_builtin_strrchr, expand_builtin_strpbrk,
-       expand_builtin_mempcpy, expand_builtin_memcmp,
-       expand_builtin_strcmp, expand_builtin_strncmp,
-       expand_builtin_strcat, std_expand_builtin_va_start,
-       std_expand_builtin_va_arg, expand_builtin_va_copy,
-       expand_builtin_signbit, fold_builtin_cabs,
-       fold_builtin_logarithm, fold_builtin_mempcpy,
-       fold_builtin_signbit, fold_builtin_isascii,
-       fold_builtin_toascii, fold_builtin_isdigit,
-       fold_builtin_1, build_function_call_expr,
-       simplify_builtin_strchr, simplify_builtin_strrchr,
-       simplify_builtin_strpbrk, simplify_builtin_strncpy,
-       simplify_builtin_memcmp, simplify_builtin_strcmp,
-       simplify_builtin_strncmp, simplify_builtin_strncat,
-       simplify_builtin_strspn, simplify_builtin_strcspn,
-       simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
-       to build with calls to build2, build3 or omit_one_operand.
-
-2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
-       section when generating EABI code.
-
-2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR 15546
-       * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
-       Call mark_decl_referenced on the SYMBOL_REF_DECL.
-
-2004-05-22  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * c-common.c (c_common_truthvalue_conversion): Handle
-       UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
-       ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
-       i.e. set the type to truthvalue_type_node and return.
-
-2004-05-22  Zack Weinberg  <zack@codesourcery.com>
-
-       * tree.h (struct tree_decl): Add possibly_inlined bit.
-       (DECL_POSSIBLY_INLINED): New accessor macro.
-       * cgraph.h: Remove declaration of cgraph_inline_hash.
-       * cgraph.c: Remove definition of cgraph_inline_hash.
-       (hash_node): Revert to hashing DECL_UID.
-       (eq_node): Take two pointers to cgraph_node structures.
-       Compare DECL_UIDs.
-       (cgraph_remove_node): Pass the node directly to htab_find_slot.
-       (cgraph_varpool_hash_node): Rename hash_varpool_node;
-       hash on DECL_UID.
-       (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
-       pointers to cgraph_varpool_node structures; compare DECL_UIDs.
-       (cgraph_node): Allocate a temporary node on the stack, fill in
-       its DECL field, and pass that to htab_find_slot.
-       (cgraph_varpool_node): Likewise.
-       (cgraph_function_possibly_inlined_p): If global info is ready,
-       return the DECL_POSSIBLY_INLINED bit.
-       * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
-       instead of mucking with cgraph_inline_hash.
-
-2004-05-22  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/contrib.texi: Add g77 contributors.
-
-2004-05-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       * calls.c (initialize_argument_information): Forbid sibcalls if a
-       callee-copied argument is stored in the current function's frame.
-
-2004-05-22  Eric Christopher  <echristo@redhat.com>
-
-       * fix-header.c (read_scan_file): Update for add_path change.
-
-2004-05-22  Ben Elliston  <bje@au.ibm.com>
-
-       * c.opt (Wmissing-include-dirs): New.
-       * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
-       to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
-       OPT_isystem. Handle case OPT_Wmissing_include_dirs.
-       * c-incpath.h (add_path): Add fourth (bool) argument.
-       * c-incpath.c (add_env_var_paths): Pass false to add_path ().
-       (add_standard_paths): Likewise.
-       (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
-       is used and the directory was user-supplied via -I.
-       (add_path): Set p->user_supplied_p.  Remove duplicated code by
-       using add_cpp_dir_path ().
-       * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
-       (struct cpp_dir): Add user_supplied_p.
-       * doc/invoke.texi (Warning Options): Document new option.
-
-2004-05-21  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * fold-const.c (fold_read_from_constant_string): Convert result to
-       requested type.
-
-2004-05-21  Richard Henderson  <rth@redhat.com>
-
-       * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
-       (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
-       Don't mark VA_ARG_EXPRs volatile here.
-       (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
-
-2004-05-21  Richard Henderson  <rth@redhat.com>
-
-       * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
-       * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
-
-2004-05-21  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold, fold_relational_hi_lo,
-       nondestructive_fold_binary_to_constant,
-       fold_read_from_constant_string): Use fold_convert instead of convert.
-       * builtins.c (simplify_builtin, simplify_builtin_strstr,
-       simplify_builtin_strchr, simplify_builtin_strrchr,
-       simplify_builtin_strpbrk): Use fold_convert instead of convert.
-
-2004-05-21  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
-       is NULL.
-
-2004-05-21  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
-       override sparc.h definition.
-
-2004-05-20  Roger Sayle  <roger@eyesopen.com>
-
-       * tree.c (array_type_nelts, save_expr, substitute_in_expr,
-       get_unwidened, get_narrower): Replace build with build2.
-       * fold-const.c (negate_expr, associate_trees, size_binop,
-       fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
-       pedantic_omit_one_operand, distribute_bit_expr,
-       make_bit_field_ref, optimize_bit_field_compare,
-       decode_field_reference, range_binop, make_range,
-       build_range_check, fold_range_test, fold_truthop,
-       optimize_minmax_comparison, extract_muldiv_1,
-       fold_binary_op_with_conditional_arg, fold_mathfn_compare,
-       fold_inf_compare, fold_single_bit_test, fold,
-       fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
-       Likewise replace build with either build2 or build3.
-
-2004-05-20  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
-       * calls.c (prepare_call_address): Don't test
-       NO_RECURSIVE_FUNCTION_CSE.
-       * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
-       * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
-       Likewise.
-       * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
-       * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
-       * doc/tm.texi (Costs): Remove documentation for
-       NO_RECURSIVE_FUNCTION_CSE.
-
-2004-05-20  Paul Brook  <paul@codesourcery.com>
-
-       * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
-       * unwind-dw2.c (extract_cie_info): Ditto.
-       (_Unwind_FrameState): Change retaddr_column to word type.
-
-2004-05-20  Roger Sayle  <roger@eyesopen.com>
-
-       PR middle-end/3074
-       * fold-const.c (strip_compound_expr): Delete function.
-       (count_cond): Delete function.
-       (fold_binary_op_with_conditional_arg): Only perform transformations
-       "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
-       when a is constant.  This greatly simplifies this routine.
-
-       * tree.c (saved_expr_p): Delete function.
-       * tree.h (saved_expr_p): Delete function prototype.
-
-2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * common.opt (ftree-loop-optimize): Remove.
-
-2004-05-20  Daniel Jacobowitz  <dan@debian.org>
-
-       * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
-       (NM_FOR_TARGET): Use := and $(shell).
-       (mainversion): Remove unused variable.
-
-2004-05-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * reorg.c (delete_from_delay_slot): If we have a barrier after the
-       sequence containing the insn to be deleted, always reemit it.
-
-2004-05-20  Richard Henderson  <rth@redhat.com>
-
-       PR 15454
-       * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
-       * function.c (expand_function_start): Expand static_chain_decl by hand.
-       * gimplify.c (create_tmp_var_name): Export.
-       * tree-gimple.h (create_tmp_var_name): Declare.
-
-2004-05-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * rs6000.c (print_operand) <case 'z'>: Call
-       mark_decl_referenced before assemble_name.
-
-2004-05-20  Zack Weinberg  <zack@codesourcery.com>
-
-       * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
-       (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
-       (cgraph_varpool_node): Hash on the pointer to the decl, not
-       the DECL_UID.  Fixes 64-bit bootstrap failure.
-
-2004-05-20  Richard Earnshaw <rearnsha@arm.com>
-
-       * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
-       we don't earlyclobber operands used in the second insn.
-
-2004-05-20  Steven Bosscher  <stevenb@suse.de>
-
-       * tree-mudflap.c: Formatting fixes.
-
-2004-05-20  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
-       * gengtype.c (open_base_files): Include reload.h in ifiles.
-       * reload.h (reg_equiv_memory_loc_varray): Declare.
-       * reload1.c (reg_equiv_memory_loc_varray): New variable.
-       (init_reload): Initialize it.
-       (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
-       reg_equiv_memory_loc_varray to size 0.
-       * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
-       growing reg_equiv_memory_loc_varray to the desired size.
-       * passes.c (rest_of_handle_old_regalloc): Likewise.
-       * reload.c: Amend comment on calling init_reload.
-
-2004-05-20  Nick Clifton  <nickc@redhat.com>
-
-       * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
-       with 'TRAMP' in the body of the macro definition.
-
-2004-05-19  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/15383
-       * config/ia64/ia64.c (ia64_expand_compare): Don't check
-       TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
-       cmptf_libfunc isn't set.
-       (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
-       conventions.
-       (ia64_sysv4_init_libfuncs): New.
-
-       * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
-       ia64_sysv4_init_libfuncs.
-
-2004-05-20  Falk Hueffner  <falk@debian.org>
-
-       PR other/15526
-       * libgcc2.c (__mulvsi3): Fix overflow test.
-
-2004-05-19  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR c/14171
-       * reg-stack.c (nan): Rename to ...
-       (not_a_num): Here.
-       (reg_to_stack): Rename nan to not_a_num.
-       (subst_stack_regs_pat): Likewise.
-       (convert_regs_entry): Likewise.
-       (convert_regs_1): Likewise.
-
-       * tree-cfg.c (find_case_label_for_value): Replace call to
-       simple_cst_equal with tree_int_cst_equal.
-
-2004-05-19  Jeff Law <law@redhat.com>
-
-       * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
-       If the operand is for a use, then strip away the SSA_NAME, do not
-       strip away the SSA_NAME for a set.  Never call release_ssa_name.
-       (mark_def_sites): Appropriately pass additional argument to
-       prepare_operand_for_rename.  If a VDEF_RESULT is not an SSA_NAME,
-       then set the VDEF_RESULT to the VDEF_OP.
-       (set_def_block): Strip away any SSA_NAME to get to the real
-       underlying variable.
-
-       * tree-ssa-phiopt.c (value_replacement): Handle the case where
-       the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
-       BB directly.
-
-2004-05-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       PR c++/15463
-       * loop-iv.c (iv_number_of_iterations):  Use trunc_int_for_mode on
-       result of inverse.
-
-       PR rtl-optimization/15274
-       * loop-iv.c (determine_max_iter, shorten_into_mode,
-       iv_number_of_iterations): Handle constants correctly.
-       * rtl.h (get_mode_bounds): Declaration changed.
-       * stor-layout.c (get_mode_bounds): Return a constant suitable for
-       the target mode.
-
-       PR rtl-optimization/14692
-       * loop-unswitch.c (may_unswitch_on): Try folding the result.
-       (unswitch_single_loop): Work correctly when may_unswitch_on
-       returns a folded constant.
-
-       * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
-       * simplify-rtx.c (simplify_const_relational_operation): Optimize
-       comparisons with mode bounds.
-
-       * function.c (struct temp_slot): Add new field prev.
-       (free_after_compilation, init_temp_slots): Free new fields.
-       (cut_slot_from_list, insert_slot_to_list,
-       temp_slots_at_level, max_slot_level, move_slot_to_level,
-       make_slot_available): New functions.
-       (assign_stack_temp_for_type, combine_temp_slots,
-       find_temp_slot_from_address, preserve_temp_slots,
-       preserve_rtl_expr_result, free_temp_slots,
-       free_temps_for_rtl_expr, pop_temp_slots): Work with
-       the new structure of lists.
-       (mark_all_temps_used): Removed.
-       * function.h (struct function): Field x_temp_slots
-       replaced by x_used_temp_slots and x_avail_temp_slots.
-       (temp_slots): Replaced by ...
-       (used_temp_slots, avail_temp_slots): New.
-       * tree.h (mark_all_temps_used): Declaration removed.
-
-       * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
-       simplify_using_assignment): Take the expression out of
-       the expr_list wrapper.
-
-       * loop-iv.c (iv_number_of_iterations): Improve clasification of
-       infinite loops.
-
-2004-05-19  Roger Sayle  <roger@eyesopen.com>
-
-       * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
-       costs should be based on code size when optimizing for size.
-
-2004-05-19  Paolo Bonzini  <bonzini@gnu.org>
-
-       * fold-const.c: Remove non-printable character 160.
-
-2004-05-19  Nick Clifton  <nickc@redhat.com>
-
-       * doc/invoke.texi (ARM Options): Fix typo.
-       Remove descrption of -mshort-load-bytes and
-       -mno-short-load-bytes.
-
-       * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
-       missing parenthesis.
-       * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
-       * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
-
-2004-05-19  Steven Bosscher  <stevenb@suse.de>
-
-       * expr.c (store_constructor): Build loop start and end by hand
-       instead of via loop functions from stmt.c.
-       (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
-       Remove the code to expand them.
-
-       * stmt.c (loop_stack): Remove this and everything related.
-       (struct nesting, enum nesting_desc): Update.
-       (expand_fixup): Likewise.
-       (expand_loop_start, expand_start_loop_continue_elsewhere,
-       expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
-       expand_end_null_loop, expand_continue_loop, expand_exit_loop,
-       expand_exit_loop_if_false, expand_exit_loop_top_cond,
-       expand_exit_something): Remove.
-       * tree.h: Remove prototypes.
-
-2004-05-18  Mike Stump  <mrs@apple.com>
-           Devang Patel  <dpatel@apple.com>
-
-       * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
-       if this label is for eh.
-       * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
-       * config/darwin.c (darwin_emit_unwind_label): Likewise.
-       * dwarf2out.c (output_call_frame_info): Likewise.
-       * output.h (default_emit_unwind_label): Likewise.
-       * target.h (unwind_label): Likewise.
-       * varasm.c (default_emit_unwind_label): Likewise.
-
-       * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
-       DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
-       DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
-       DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
-       DEBUG_RANGES_SECTION): Define.
-
-2004-05-18  Zack Weinberg  <zack@codesourcery.com>
-
-       * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
-       (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
-       (cgraph_varpool_node):
-       Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
-       (cgraph_function_possibly_inlined_p): Use the decl itself for
-       the key, not DECL_ASSEMBLER_NAME.
-       (change_decl_assembler_name): No need to muck with the hash tables.
-       (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
-       Delete.
-       * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
-       for the key, not DECL_ASSEMBLER_NAME.
-       * cgraph.h: Remove prototypes of deleted functions.
-       * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
-       (mark_decl_referenced): New function.
-       * tree.h: Prototype mark_decl_referenced.
-       * final.c (output_addr_const) <case SYMBOL_REF>: Call
-       mark_decl_referenced before assemble_name.
-       * c-decl.c (finish_decl): Use mark_decl_referenced.
-
-2004-05-18  Andrew Pinski  <pinskia@physics.uc.edu>
-           Jeff Law <law@redhat.com>
-
-       * tree-ssa-phiopt.c (abs_replacement): New function.
-       (empty_block_p): New function extracted from...
-       (candidate_bb_for_phi_optimization): Break out empty block test.
-       (conditional_replacement): Use empty_block_p.
-       (value_replacement): Similarly.
-
-       * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
-       * tree-ssa-phiopt.c: Include flags.h.
-       (conditional_replacement): Remove argument names from prototype.
-       Minor formatting and comment fixes.
-       (tree_ssa_phiopt): If conditional_replacement returns false, then
-       call value_replacement.
-       (value_replacement): New function.
-
-2004-05-18  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
-       from conditional_replacement.
-       (candidate_bb_for_phi_optimization): Similarly.
-       (conditional_replacement): Use replace_phi_with_stmt and
-       candidate_bb_for_phi_optimization.
-
-       * tree-ssa-phiopt.c: Fix various formatting issues.
-
-2004-05-18  Steven Bosscher  <stevenb@suse.de>
-
-       * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
-       s390_expand_cmpmem): Do not use expand_start_loop and
-       expand_end_loop, instead build the loop manually.
-
-2004-05-18  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
-       (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
-
-2004-05-17  Jeff Law  <law@redhat.com>
-
-       * toplev.h (flag_delete_null_pointer_checks): Move from here to...
-       * flags.h (flag_delete_null_pointer_checks): Here.
-       * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
-       * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
-       (add_phi_arg, remove_phi_arg_num): Similarly.
-       * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
-       property into PHI nodes.
-       * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
-       (record_equivalences_from_phis): If all PHI arguments are known to be
-       nonzero, then the result must be nonzero as well.
-       (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
-       (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
-       appropriately.  Walk the USE-DEF chains and propagate nonzero property
-       as appropriate.
-       * tree.h (PHI_ARG_NONZERO): Define.
-       (phi_arg_d): Add nonzero flag.
-
-2004-05-17  Zack Weinberg  <zack@codesourcery.com>
-
-       * f: Entire directory removed
-
-       * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
-       (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
-       (g77_integer_type_node, g77_uinteger_type_node)
-       (g77_longint_type_node, or g77_ulongint_type_node): Delete.
-       * c-common.c (c_common_nodes_and_builtins): Do not initialize
-       the above set of variables.
-
-       * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
-       * doc/invoke.texi, doc/standards.texi: Remove cross-references
-       to g77 manual.
-
-2004-05-17  Steven Bosscher  <stevenb@suse.de>
-
-       PR tree-optimization/15438
-       * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
-       attributed functions as pure or const.
-
-2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
-
-       * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
-       from source code with errors.
-
-2004-05-17  Ranjit Mathew  <rmathew@hotmail.com>
-
-       Enable tree browser for all front ends.
-       * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
-       (BACKEND): ...to here.
-
-2004-05-17  Jan Hubicka  <jh@suse.cz>
-
-       * i386.c (construct_container): Do not produce BLKmode registers.
-       (classify_argument): Properly compute alignment of complex types.
-
-2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/15084
-       * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
-       and renamed to movdi_insv_1_rex64.
-       (insv): Support SImode for 32bit and DImode for 64bit.
-
-2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
-       (TARGET_SWITCHES): Remove debugg.
-       * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
-       TARGET_64BIT.
-       (subdi3): Replace the define_expand with a define_insn, the latter
-       renamed from subdi3_internal_3.
-       (negdi2): Likewise negdi2_internal_2.
-       (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
-       (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
-       and associated define_splits.
-       (adddi3_internal): Renamed from adddi3_internal_3.
-       (ashldi3_internal): Likewise ashldi3_internal4.
-       (ashrdi3_internal): Likewise ashrdi3_internal4.
-       (lshrdi3_internal): Likewise lshrdi3_internal4.
-
-2004-05-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * optabs.c (expand_unop): Try implementing negation using subtraction
-       from zero.
-
-2004-05-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md:  Fix typo from last change.  Remove DFmode move to and from
-       SAR register.
-
-2004-05-16  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/10982
-       * arm.md (ne_zeroextractsi): Convert to insn-and-split.
-       (ne_zeroextractsi_shifted): New pattern.
-       (ite_ne_zeroextractsi): New pattern.
-       (ite_ne_zeroextractsi_shifted): New pattern.
-
-2004-05-15  Steven Bosscher  <stevenb@suse.de>
-
-       * c-gimplify.c (c_genericize):
-       Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
-       * c-parse.in <expr_no_commas>: Likewise.
-       <if_prefix>: Likewise.
-       <select_or_iter_stmt>: Likewise.
-       * expr.c (expand_var, expand_expr_real_1): Likewise.
-       * expr.h (expand_expr): Make it a static inline function.
-       Move prototype for expand_expr_real up before this.
-       * fold-const.c (fold_relational_hi_lo, fold_relational_const):
-       Likewise.
-       * gimplify.c (gimple_boolify, gimplify_addr_expr,
-       gimplify_asm_expr, gimplify_expr): Likewise.
-       * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
-       dump_function_to_file): Likewise.
-       * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
-       * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
-       * tree-into-ssa.c (dump_tree_ssa): Likewise.
-       * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
-       Likewise.
-       * tree-optimize.c (execute_one_pass): Likewise.
-       * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
-       * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
-
-       * objc/objc-act.c (objc_build_try_enter_fragment,
-       objc_build_try_epilogue, objc_build_catch_stmt,
-       objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
-       with lang_hooks.foo ().
-
-2004-05-15  Roger Sayle  <roger@eyesopen.com>
-
-       * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
-       that simplify_builtin doesn't destructively modify its argument.
-
-2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
-
-       * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
-       implementations for ARM and Thumb.
-       * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
-
-2004-05-15  Thomas Quinot  <quinot@act-europe.fr>
-
-       * prefix.c (update_path): Replace PREFIX with KEY only
-       when it matches a full directory name in PATH.
-
-2004-05-15  Richard Earnshaw  <reanrsha@arm.com>
-
-       * arm.h (TARGET_APCS_32): Delete.
-       (TARGET_MMU_TRAPS): Delete.
-       (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__.  Never
-       define __APCS_26__.
-       (CPP_SPEC): Remove checking of -mapcs-{26,32}.
-       (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
-       (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
-       (prog_mode_type): Delete.
-       (PROMOTE_MODE): Always promote unsigned for HImode.
-       (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
-       (MASK_RETURN_ADDR): Simplify.
-       * arm.c (arm_prgmode): Delete.
-       (arm_override_options, arm_gen_rotated_half_load): Simplify.
-       (print_multi_reg, output_return_instruction): Simplify.
-       (arm_output_epilogue, arm_final_prescan_insn): Simplify.
-       (arm_return_addr): Simplify.
-       * arm.md (prog_mode): Delete.
-       (conds): Simplify.
-       (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
-       (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
-       (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
-       (loadhi_shiftpredec): Delete.
-       (peephole for post-increment on HImode load): Delete.
-       * arm/crtn.asm: (FUNC_END): Simplify.
-       * arm/lib1funcs.asm: Remove APCS-26 return macros.
-       * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
-       * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
-       * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
-       MULTILIB_DEFAULTS as required.
-       * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
-       * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
-       variables as required.
-       * doc/invoke.texi (ARM Options): Remove obsolete flags.
-
-2004-05-15  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
-       UNITS_PER_WORD to calculate gpr size.  Re-instate code to set reg
-       count to 8 to handle n_reg > 2.
-
-2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * doc/extend.texi: Update WG14 URL.
-
-2004-05-15  Steven Bosscher  <stevenb@suse.de>
-
-       * basic-block.h (life_analysis, delete_noop_moves):
-       Update prototypes.
-       * bt-load.c (branch_target_load_optimize): Don't take the
-       insns stream as an argument.  Update the life_analysis calls.
-       * combine.c (combine_instructions): Update delete_noop_moves
-       calls.
-       * flow.c (notice_stack_pointer_modification): Don't take the
-       insns stream as an argument.  Work on the flow graph.
-       (life_analysis): Likewise.
-       (delete_noop_moves): Likewise.
-       * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
-       (rest_of_handle_life): Update life_analysis call.
-       (rest_of_compilation): Likewise, and also update
-       branch_target_load_optimize call.
-       * ra.c (reg_alloc): Update life_analysis call.
-       * reg-stack.c (reg_to_stack): Likewise.  Also, don't take
-       the insns stream as an argument.
-       * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
-       call.
-       * rtl.c (branch_target_load_optimize, reg_to_stack): Update
-       prototypes.
-       * value-profile.c (branch_prob): Update life_analysis call.
-       * web.c (web_main): Work on the CFG, not on the insns stream.
-
-       * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
-       * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
-       * config/sh/sh.c (sh_output_mi_thunk): Likewise.
-
-2004-05-15  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       PR c/15444
-       * c-format.c (avoid_dollar_number): New function.
-       (check_format_info_main): Call avoid_dollar_number when operand
-       numbers might occur but has_operand_number == 0.
-
-2004-05-14  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.md (all peephole2 patterns): Use predicates that validate
-       register classes as appropriate.
-
-2004-05-14  Steven Bosscher  <stevenb@suse.de>
-
-       PR opt/14472
-       * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
-       ignore type conversions that do not inhibit tail calling.
-       (find_tail_calls): Likewise.
-
-2004-05-14  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
-       bother marking bypassed virtuals for out-of-ssa.  Instead merge
-       bypassed virtuals into vars_to_rename just before into-ssa pass.
-
-       * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
-       so that it picks up more opportunities to eliminate ABS expressions
-       or turn them into negations.
-
-2004-05-14  Steven Bosscher  <stevenb@suse.de>
-
-       * passes.c (rest_of_handle_null_pointer): Remove.
-       (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
-       (rest_of_compilation): Likewise.
-       * rtl.h (delete_null_pointer_checks): Remove prototype.
-       * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
-       Remove declarations.
-       (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
-       compute_kill_rd, compute_rd, alloc_avail_expr_mem,
-       free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
-       expr_reaches_here_p, computing_insn, def_reaches_here_p,
-       can_disregard_other_sets, handle_avail_expr, classic_gcse,
-       one_classic_gcse_pass, invalidate_nonnull_info,
-       delete_null_pointer_checks_1, delete_null_pointer_checks,
-       expr_reached_here_p_work): Remove.
-       (gcse_main): Do not perform classic GCSE when optimizing for size.
-       (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
-       are never used.
-
-2004-05-14  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR optimization/14466
-       * tree-complex.c (make_temp): Remove.
-       (gimplify_val): Replace make_temp with make_rename_temp
-       and add NULL as the second argument.
-       (expand_complex_div_wide): Likewise.
-       * tree-dfa.c (make_rename_temp): New function.
-       * tree-flow.h (make_rename_temp): Declare.
-       * tree-sra.c (make_temp): Remove.
-       (lookup_scalar): Replace make_temp with make_rename_temp.
-       (create_scalar_copies): Likewise.
-       * tree-ssa-phiopt.c (conditional_replacement): When we
-       get non gimple create a temporary variable to hold the
-       casted expression.
-
-2004-05-14  Paul Brook  <paul@codesourcery.com>
-
-       * stor-layout.c (update_alignment_for_field): Use
-       targetm.align_anon_bitfield.
-       * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
-       (TARGET_INITIALIZER): Use it.
-       * target.h (struct gcc_target): Add align_anon_bitfield.
-       * config/arm/arm.c (arm_align_anon_bitfield):  New function.
-       (TARGET_ALIGN_ANON_BITFIELD): Define.
-       * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
-
-2004-05-13  Zack Weinberg  <zack@codesourcery.com>
-
-       * tree.def (documentation): Remove mention of class 'b'.
-       (BLOCK): Now in class 'x'.
-       * c-common.c (verify_tree): Remove case 'b'.
-       * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
-       * calls.c (calls_function_1): Control cannot get past the switch
-       when exp is a BLOCK.
-       * print-tree.c (print_node): Move code for class 'b' to the class
-       'c'/'x' switch, as case BLOCK.
-       * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
-       (unsafe_for_reeval, substitute_placeholder_in_expr)
-       (stabilize_reference_1): Remove case 'b'.
-       * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
-       of something being 'b' to tests for TREE_CODE of something being
-       BLOCK.
-       * tree-ssa-operands.c (get_expr_operands): Likewise.
-
-2004-05-13  Diego Novillo  <dnovillo@redhat.com>
-
-       * tree-gimple.c: Rename from tree-simple.c.
-       * tree-gimple.h: Rename from tree-simple.h.
-       * c-gimplify.c: Rename from c-simplify.c
-       * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
-       langhooks.c, tree-alias-ander.c, tree-alias-common.c,
-       tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
-       tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
-       tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
-       tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
-       tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
-       Update.
-
-2004-05-14  Ranjit Mathew  <rmathew@hotmail.com>
-
-       * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
-
-2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree-ssa.c (delete_tree_ssa): XFREE
-       bitmaps allocated with BITMAP_XMALLOC.
-
-       * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
-       idfs_cache at the end of the function.
-
-       * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
-       at the end of the function.
-
-       * tree-ssa-dce.c (perform_tree_ssa_dce): Free
-       el at the end of the function.
-
-       * tree-into-ssa.c (insert_phi_nodes_for): XFREE
-       bitmaps allocated with BITMAP_XMALLOC.
-
-       * loop-unswitch.c (unswitch_single_loop): Free bbs at
-       the end.
-
-       * final.c (shorten_branches): Free uid_shuid before
-       reallocating it.
-
-       * bb-reoder.c (connect_traces): Free cold_traces at the end.
-
-2004-05-13  Jeff Law  <law@redhat.com>
-
-       * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
-       variables.  Simplify slightly by using USE_OP/DEF_OP instead
-       of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
-
-       * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
-       rather than iterating through the blocks testing each bit in
-       livein to initialize the worklist.
-       (mark_def_sites): Remove useless checks of KILLS for virtual
-       operands.
-
-       * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
-       new parameters for the statement and variable worklist as well
-       as a bitmap of interesting SSA_NAMEs.  Walk over the statement
-       worklist recording interesting variables in the variable worklist
-       and bitmap.  Handle casts between integral and boolean types.
-       (substitute_single_use_vars): Accept new parameters for the statement
-       and variable worklist.  When a substitution is made add a new
-       entry to the statement worklist.  Handle casts between integral
-       and boolean types.
-       (tree_ssa_forward_propagate_single_use_vars): Rework to pass
-       worklists to children.  Iterate until the statement worklist
-       is empty.
-
-2004-05-13  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
-       the end of the block.
-
-       * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
-       with BITMAP_XMALLOC.
-
-       * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
-       with BITMAP_XMALLOC.
-
-       * tree-ssa-dom.c (tree_ssa_dominator_optimize):
-       Free nonzero_vars at the end of the function.
-
-       * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
-       need to generate code instead of a NOP_EXPR.
-
-2004-05-13  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       * gcc.c (default_compilers): Fill out initializers for new Fortran
-       entries.
-
-2004-05-13  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
-
-2004-05-13  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_default_short_enums): New function.
-       (TARGET_DEFAULT_SHORT_ENUMS): Define.
-
-2004-05-13  Diego Novillo  <dnovillo@redhat.com>
-
-       Merge from tree-ssa-20020619-branch.
-
-       * Makefile.in (reload1.o-warn): Add.
-       (tree-alias-ander.o-warn): Add.
-       (GMPLIBS): Define.
-       (GMPINC): Define.
-       (BANSHEELIB): Define.
-       (BANSHEEINC): Define.
-       (TREE_DUMP_H): Define.
-       (TREE_SIMPLE_H): Define.
-       (TREE_FLOW_H): Define.
-       (LIBDEPS): Add BANSHEELIB.
-       (INCLUDES): Add BANSHEEINC and GMPINC.
-       (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
-       c-mudflap.o and c-pretty-print.o.
-       (C_OBJS): Remove c-pretty-print.o.
-       (OBJS-common): Remove sibcall.o.
-       Add tree-cfg.o, tree-dfa.o, tree-eh.o,
-       tree-ssa.o, tree-optimize.o, tree-simple.o,
-       tree-alias-type.o, gimplify.o, tree-pretty-print.o,
-       tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
-       tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
-       tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
-       tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
-       tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
-       tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
-       tree-tailcall.o, gimple-low.o, tree-iterator.o,
-       tree-phinodes.o, tree-ssanames.o, tree-sra.o,
-       tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
-       tree-profile.o.
-       (OBJC-archive): Add tree-nomudflap.o.
-       (cc1): Add dependency on @TREEBROWSER@.
-       (c-decl.o): Add dependency on TREE_DUMP_H.
-       (c-dump.o): Likewise.
-       (c-common.o): Add dependency on tree-iterator.h
-       (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
-       (gtype-desc.o): Add dependency on TREE_FLOW_H.
-       (tree.o): Add dependency on tree-iterator.h,
-       BASIC_BLOCK_H and TREE_FLOW_H.
-       (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
-       (langhooks.o): Add dependency on TREE_SIMPLE_H.
-       (tree-alias-type.o, tree-alias-ander.o,
-       tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
-       tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
-       tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
-       tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
-       domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
-       tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
-       tree-nested.o, tree-iterator.o, tree-dfa.o,
-       tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
-       tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
-       gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
-       tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
-       tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
-       tree-sra.o, tree-complex.o, tree-profile.o,
-       rtl-profile.o): New rules.
-       (function.o): Add dependency on basic-block.h
-       (expr.o): Add dependency on tree-iterator.h.
-       (sibcall.o): Remove.
-       (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
-       (cfg.o): Add dependency on TIMEVAR_H.
-       (cfghooks.o): Add dependency on TREE_FLOW_H.
-       (reg-stack.o): Add dependency on basic-block.h.
-       (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
-       c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
-       tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
-       tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
-       tree-alias-type.h, tree-alias-common.h,
-       tree-alias-type.c, tree-alias-common.c,
-       tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
-       rtl-profile.c and tree-nested.c.
-       (gt-tree-alias-common.h, gt-tree-mudflap.h,
-       gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
-       gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
-       gt-tree-cfg.h, gt-tree-nested.h): New rules.
-       (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
-       * basic-block.h: Include predict.h
-       (struct edge_def): Add GTY marker.
-       Change field 'insns' to be a union of tree and rtx.
-       (EDGE_TRUE_VALUE): Define.
-       (EDGE_FALSE_VALUE): Define.
-       (EDGE_EXECUTABLE): Define.
-       (struct bb_ann_d): Forward declare.
-       (struct basic_block_def): Add GTY marker.
-       Remove fields head_tree and end_tree.
-       Add fields stmt_list, rbi and tree_annotations.
-       (struct reorder_block_def): Define.
-       (basic_block_info): Add GTY marker.
-       (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
-       variables instead of macros.
-       (flow_call_edges_add): Remove declaration.
-       (make_eh_edge): Remove declaration.
-       (brief_dump_cfg, find_edge, tree_predicted_by_p,
-       rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
-       predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
-       cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
-       alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
-       (try_redirect_by_replacing_jump): Modfiy return type to
-       edge instead of bool.
-       * bb-reorder.c (copy_bb): Call duplicate_block
-       instead of cfg_layout_duplicate_bb.
-       (copy_bb_p): Call can_duplicate_block_p instead of
-       cfg_layout_can_duplicate_bb_p.
-       * bitmap.c (bitmap_first_set_bit): Abort if word
-       wasn't found.
-       (bitmap_last_set_bit): Likewise.
-       * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
-       (DEF_FUNCTION_TYPE_3): Add.
-       * builtins.c (c_strlen): Make extern.
-       (builtin_save_expr): New.
-       (expand_builtin_nonlocal_goto): New.
-       (expand_builtin_constant_p): Remove.
-       (expand_builtin_mathfn): Call builtin_save_expr instead
-       of save_expr.
-       (expand_builtin_mathfn_2): Likewise.
-       (expand_builtin_strcmp): Likewise.
-       (expand_builtin_strncmp): Likewise.
-       (expand_builtin_strcat): Likewise.
-       (fold_builtin_cabs): Likewise.
-       (expand_builtin_alloca): Don't trigger if -fmudflap is
-       given.
-       (build_string_literal): Set TREE_INVARIANT on new node.
-       (expand_builtin_profile_fun): New.
-       (round_trampoline_addr): New.
-       (expand_builtin_init_trampoline): New.
-       (expand_builtin_adjust_trampoline): New.
-       (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
-       <BUILT_IN_CONSTANT_P>: Return const0_rtx;
-       <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
-       BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
-       BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
-       BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
-       Handle.
-       (fold_builtin_expect): New.
-       (fold_builtin_isascii): Don't return non-constant results
-       in GIMPLE form.
-       (fold_builtin_isdigit): Likewise.
-       (fold_builtin_1): New.
-       (fold_builtin): Call it.
-       (build_function_call_expr): Update call to build a new
-       CALL_EXPR.
-       (purge_builtin_constant_p): Remove.
-       (simplify_builtin, simplify_builtin_memcmp,
-       simplify_builtin_strcmp, simplify_builtin_strncmp,
-       simplify_builtin_strpbrk, simplify_builtin_strstr,
-       simplify_builtin_strchr, simplify_builtin_strrchr,
-       simplify_builtin_strcat, simplify_builtin_strncat,
-       simplify_builtin_strspn, simplify_builtin_strcspn,
-       simplify_builtin_next_arg, simplify_builtin_va_start,
-       simplify_builtin_sprintf): New.
-       * builtins.def (BUILT_IN_STACK_ALLOC,
-       BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
-       BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
-       BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
-       BUILT_IN_PROFILE_FUNC_EXIT): Define.
-       * c-common.c: Include tree-iterator.h and hashtab.h.
-       (lang_statement_code_p): Declare.
-       (lang_gimplify_stmt): Declare.
-       (fix_string_type): Set TREE_INVARIANT for value.
-       (pointer_int_sum): Rely on build to set TREE_CONSTANT.
-       (c_type_hash): New.
-       (c_common_get_alias_set): Handle multiple type nodes
-       referring to "the same" type, currently for C90 only.
-       (c_add_case_label): Use create_artificial_label.
-       (finish_label_address_expr): Don't set TREE_CONSTANT on
-       result.
-       (c_expand_expr): Don't handle STMT_EXPR.
-       (handle_alias_attribute): Marke aliased variables to be
-       TREE_STATIC.
-       (handle_nonnull_attribute): Initialize arg_num.
-       (check_function_nonnull): Likewise.
-       (c_walk_subtrees): New.
-       (c_estimate_num_insns_1): Don't handle
-       EXPR_WITH_FILE_LOCATION nor FILE_STMT.
-       (c_decl_uninit_1): Remove.
-       (c_decl_uninit): Remove.
-       (c_warn_unused_result): New.
-       * c-common.def (ASM_STMT): Change number of operands
-       to 4.
-       (FILE_STMT): Remove.
-       * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
-       Remove.
-       (lang_gimplify_stmt): Add.
-       (expand_stmt): Remove.
-       (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
-       ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
-       ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
-       FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
-       ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
-       (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
-       genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
-       genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
-       genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
-       genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
-       genrtl_compound_stmt, genrtl_asm_stmt,
-       genrtl_cleanup_stmt, c_decl_uninit): Remove.
-       (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
-       c_tree_chain_matters_p, c_warn_unused_result,
-       c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
-       Declare.
-       * c-convert.c (convert): Make convert work when
-       converting to compatible types across translation unit.
-       * c-decl.c: Include langhooks.h, tree-mudflap.h,
-       tree-simple.h, diagnostic.h and tree-dump.h
-       (merge_decls): Initialize oldtype to NULL.
-       (finish_decl): Use DECL_HARD_REGISTER instead of
-       DECL_C_HARD_REGISTER.
-       (check_bitfield_type_and_width): Check for null
-       lang_type_specific when check the precision of an enum.
-       (grokdeclarator): Immediately layout an ARRAY_TYPE used
-       in a pointer-to-array declarator.
-       (finish_struct): Clear allocated struct lang_type.
-       (finish_enum): Set enum_min and enum_max.  Set
-       TYPE_MIN/MAX_VALUE to the limits of the compatible type,
-       not to the enumerators.
-       (set_decl_nonlocal): New.
-       (store_parm_decls): Use it via walk_tree.
-       (c_finalize): New.
-       (finish_function): When !targetm.have_ctors_dtors,
-       record static constructors and destructors here...
-       (c_expand_body_1): ... not here.
-       (c_expand_decl): Rename from c_expand_decl_stmt.
-       Handle all C-specific expansion semantics.
-       * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
-       STMT_LINENO.
-       * c-format.c (handle_format_arg_attribute): Initialize
-       format_num.
-       * c-lang.c: Include tree-inline.h
-       (LANG_HOOKS_EXPAND_DECL,
-       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
-       LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
-       LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
-       LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
-       (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
-       LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
-       (c_types_compatible_p): New.
-       * c-mudflap.c: New file.
-       * c-objc-common.c: Include tree-mudflap.h
-       (start_cdtor, finish_cdtor): Collapse
-       together into
-       (build_cdtor): ...here.  Update to construct a complete tree
-       for the function.  No need to call push_scope, pop_scope, or
-       clear_last_expr, or set current_function_cannot_inline.
-       (c_missing_noreturn_ok_p): Change prototype to return
-       bool.
-       (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
-       * c-opts.c (c_common_handle_option): Move handling of -fdump- to
-       opts.c.
-       (c_common_post_options): Don't ever use rtl inlining.
-       * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
-       * c-pragma.c (handle_pragma_redefine_extname): Define
-       always.
-       (init_pragma): Activate #pragma redefine_extname for mudflap.
-       * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
-       (pp_c_initializer): Accept any type CONSTRUCTOR.
-       (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
-       COMPLEX_TYPE.
-       (decl_name_str): New local function.
-       (pp_c_direct_declarator): Call it.
-       (pp_c_primary_expression): Call it.
-       (pp_c_id_expression): Call it.
-       (pp_c_statement): Call it.
-       (print_c_tree): Create new pp object.
-       * c-pretty-print.h (pp_c_tree_decl_identifier,
-       print_c_tree): Declare.
-       * c-semantics.c: Include langhooks.h
-       (lang_expand_stmt, lang_expand_decl_stmt,
-       find_reachable_label_1, find_reachable_label,
-       expand_unreachable_if_stmt, expand_unreachable_stmt,
-       genrtl_do_stmt_1): Remove.
-       (begin_stmt_tree): Don't check for changed filename.
-       Call annotate_with_locus.
-       (finish_stmt_tree): Don't set line for end of function.
-       (build_stmt): Don't check type nodes for
-       side effects.
-       (build_stmt): Set TREE_SIDE_EFFECTS.
-       Set EXPR_LOCUS instead of STMT_LINENO.
-       (lang_expand_stmt, lang_expand_decl_stmt,
-       expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
-       genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
-       genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
-       genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
-       genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
-       genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
-       genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
-       find_reachable_label_1, expand_unreachable_if_stmt,
-       expand_unreachable_stmt): Remove.
-       (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
-       * c-simplify.c: New file.
-       * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
-       (struct lang_type): Add fields enum_min and enum_max.
-       (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
-       (c_expand_decl, c_missing_noreturn_ok_p,
-       c_types_compatible_p): Declare.
-       * c-typeck.c (tagged_types_tu_compatible_p): Allow for
-       compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
-       (default_function_array_conversion): Rely on build to
-       set TREE_CONSTANT.
-       (parser_build_binary_op, pointer_diff): Likewise.
-       (build_unary_op, build_binary_op): Likewise.
-       (build_array_ref):
-       (build_external_ref): Set TREE_INVARIANT.
-       (build_c_cast, pop_init_level): Likewise.
-       (process_init_element): Use ASM_VOLATILE_P.
-       (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
-       (c_finish_case): Call c_do_switch_warnings.
-       * c.opt (fdump-): Remove.
-       * calls.c (try_to_integrate): Remove.
-       (prepare_call_address): Replace fndecl arg with a
-       precomputed static chain value.
-       (emit_call_1): New argument for full call expr.
-       (flags_from_decl_or_type): Call special_function_p.
-       (initialize_argument_information): Add argument
-       may_tailcall.
-       (purge_reg_equiv_notes): New.
-       (expand_call): Do not try to expand calls inline.
-       (fixup_tail_calls): New.
-       * cfg.c: Include timevar.h and ggc.h.
-       (bb_pool, edge_pool): Remove.
-       (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
-       (entry_exit_blocks): Remove.
-       (rbi_pool): Declare.
-       (init_flow): Do not create pools.
-       Allocate entry/exit block.
-       (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
-       (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
-       (unlink_block): Clear b->prev_bb and b->next_bb.
-       (compact_blocks): Clear all slots of BASIC_BLOCK array.
-       (dump_flow_info): Work on trees too.
-       (dump_cfg_bb_info): New.
-       (brief_dump_cfg): New.
-       * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
-       (find_edge): New.
-       * cfgbuild.c (rtl_make_eh_edge): Rename from
-       make_eh_edge.  Update all users.
-       (find_basic_blocks): Don't call VARRAY_FREE on
-       basic_block_info.
-       * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
-       and newpos2.
-       (delete_unreachable_blocks): Return changed status.
-       (merge_seq_blocks): New.
-       * cfghooks.c: Include tree-flow.h
-       (tree_register_cfg_hooks, ir_type): New.
-       (redirect_edge_and_branch): Change return type to edge.
-       (predict_edge, predicted_by_p, can_duplicate_block_p,
-       duplicate_block, block_ends_with_call_p,
-       block_ends_with_condjump_p, flow_call_edges_add): New.
-       * cfghooks.h (redirect_edge_and_branch): Change return
-       type to edge.
-       (predict_edge, predicted_by_p, can_duplicate_block_p,
-       duplicate_block, block_ends_with_call_p,
-       block_ends_with_condjump_p, flow_call_edges_add): Declare.
-       (redirect_edge_and_branch): Change return type to edge.
-       (struct cfg_hooks): Add fields block_ends_with_call_p,
-       block_ends_with_condjump_p, flow_call_edges_add,
-       predict_edge, predicted_by_p, can_duplicate_block_p and
-       duplicate_block.
-       (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
-       * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
-       (fixup_reorder_chain): Use initialize_bb_rbi.
-       (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
-       (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
-       (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
-       (insn_locators_initialize): Use new info about blocks.
-       * cfglayout.h (typedef struct reorder_block_def): Moved to
-       basic_block.h.
-       (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
-       removed.
-       * cfgloop.c: Include tree.h and tree-flow.h.
-       * cfgloop.h (create_loop_notes): Declare.
-       * cfgloopmanip.c (create_loop_notes): New.
-       * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
-       (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
-       and duplicate_block fields.
-       (create_basic_block_structure): Don't look at
-       RTX_INTEGRATED_P.
-       (rtl_block_ends_with_call_p): New.
-       (rtl_block_ends_with_condjump_p): New.
-       (need_fake_edge_p): Moved from cfganal.c.
-       (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
-       (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
-       rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
-       (cfg_layout_rtl_cfg_hooks): Ditto.
-       * cgraph.c (cgraph_mark_reachable_node): Don't force nested
-       functions to be reachable.
-       * cgraphunit.c (decide_is_function_needed):
-       * cgraphunit.c (decide_is_function_needed): Nested functions of extern
-       inline functions don't need to be output.
-       (cgraph_assemble_pending_functions): Don't do anything
-       special for nested functions.
-       (cgraph_mark_functions_to_output): Likewise.
-       (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
-       (cgraph_analyze_function): Use estimate_num_insns.
-       (cgraph_mark_functions_to_output): Likewise.
-       (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
-       (cgraph_expand_function): Allow functions to not be
-       emitted.
-       (cgraph_remove_unreachable_nodes):
-       (cgraph_recursive_inlining_p): Simplify.
-       (lookup_recursive_calls,
-       cgraph_decide_recursive_inlining): New.
-       (cgraph_decide_inlining_*): Update calls of
-       cgraph_mark_inline.
-       * combine.c (get_pos_from_mask): Always set *plen.
-       * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
-       ftree-based-profiling, ftree-ccp, ftree-ch,
-       ftree-combine-temps, ftree-copyrename, ftree-dce,
-       ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
-       ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
-       ftree-lrs): Add.
-       * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
-       Undefine.
-       * configure.ac: Add --enable-tree-browser option.
-       Add --with-libbanshee option.
-       Add GMPLIBS and GMPINC.
-       * configure: Regenerate.
-       * coverage.c (tree_ctr_tables): New.
-       (coverage_counter_alloc): Use it.
-       (build_ctr_info_value): Ditto.
-       (coverage_counter_ref): Ditto.  Rename to rtl_coverage_counter_ref.
-       (tree_coverage_counter_ref): New.
-       * coverage.h (coverage_counter_ref): Remove declaration.
-       (rtl_coverage_counter_ref): Declare.
-       (tree_coverage_counter_ref): Declare.
-       * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
-       (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
-       * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
-       (struct cse_basic_block_data): Rename enum values to not
-       conflict with profile.h; update all uses.
-       * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
-       in comments.
-       * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
-       * diagnostic.h (debug_output_buffer, dump_generic_node,
-       print_generic_stmt, print_generic_stmt_indented,
-       print_generic_expr, print_generic_decl,
-       debug_generic_expr, debug_generic_stmt, debug_c_tree):
-       Declare.
-       * dominance.c: Cache immediate dominators.
-       * domwalk.c: New file.
-       * domwalk.h: New file.
-       * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
-       (gen_subprogram_die): Generate a DIE for a named
-       return value.
-       (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
-       (add_location_or_const_value_attribute): Likewise.
-       (add_bound_info): Likewise.
-       (gen_decl_die): Likewise.
-       * emit-rtl.c (maybe_set_first_label_num): New.
-       (copy_most_rtx): Don't copy the integrated flag.
-       Copy the new return_val flag.
-       * et-forest.c (MAX_NODES): Define.
-       (record_path_before_1): Abort if len is greater than
-       MAX_NODES.
-       * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
-       gen_eh_region_catch, gen_eh_region_allowed,
-       gen_eh_region_must_not_throw, get_eh_region_number,
-       get_eh_region_may_contain_throw, get_eh_region_tree_label,
-       set_eh_region_tree_label, expand_resx_expr): New.
-       (expand_eh_region_start, expand_start_catch): Use them.
-       (expand_end_catch): Tidy.
-       (note_eh_region_may_contain_throw): Take region argument.
-       (note_current_region_may_contain_throw): New.
-       (get_exception_filter): Export.
-       (collect_eh_region_array): Export.
-       (remove_unreachable_regions): Check ERT_TRY based on reachability
-       of catches, not reachability of continue_label.  Never remove
-       ERT_MUST_NOT_THROW regions.
-       (collect_rtl_labels_from_trees): New.
-       (convert_from_eh_region_ranges): Use it.
-       (connect_post_landing_pads): Handle dying cleanups.
-       (struct reachable_info): Add callback data.
-       (add_reachable_handler): Invoke the callback.
-       (foreach_reachable_handler): New.
-       (reachable_handlers): Use it.
-       (arh_to_landing_pad, arh_to_label): New.
-       (can_throw_internal_1): Split out from can_throw_internal.
-       (can_throw_external_1): Similarly.
-       * except.h: Update.
-       * explow.c (emit_stack_save): Remove savearea mode check.
-       (update_nonlocal_goto_save_area): New.
-       (allocate_dynamic_stack_space): Use it.
-       (probe_stack_range): Never emit loop notes.
-       * expmed.c (extract_fixed_bit_field): Always propagate the
-       target for the shift if it is a REG.
-       * expr.c: Include tree-iterator.h
-       (is_zeros_p): Remove.
-       (categorize_ctor_elements_1, categorize_ctor_elements): New.
-       (count_type_elements): New.
-       (mostly_zeros_p): Use them.
-       (expr_wfl_stack): Remove.
-       (convert_move): Do nothing if to and from are the same.
-       (emit_block_move_via_loop): Don't emit LOOP notes.
-       (emit_move_insn): Don't handle CONSTANT_P_RTX.
-       (emit_move_insn_1): Don't generate inline warnings.
-       (expand_vars, expand_var): Split from ...
-       (expand_expr_1): ... here.
-       (expand_expr_real, expand_expr_real_1):  Use new macros
-       EXPR_LOCATION and EXPR_HAS_LOCATION.
-       * expr.h (simplify_builtin_fputs,
-       simplify_builtin_strcpy, simplify_builtin_strncpy,
-       expand_var, fixup_tail_calls,
-       update_nonlocal_goto_save_area): Declare.
-       (lookup_static_chain, expand_inline_function,
-       mark_seen_cases): Remove.
-       (prepare_call_address): Change type of 2nd argument to
-       rtx.
-       * final.c (profile_function): Update static chain test.
-       (final): Don't look at RTX_INTEGRATED_P.
-       * flags.h (flag_mudflap, flag_mudflap_threads,
-       flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
-       flag_tree_dce, flag_tree_combine_temps,
-       flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
-       flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
-       flag_tree_points_to): Declare.
-       (enum pta_type): Declare.
-       * flow.c (lang_missing_noreturn_ok_p): Remove.
-       (check_function_return_warnings): Remove.
-       (update_life_info): Update comments.
-       (free_basic_block_vars): Don't call VARRAY_FREE for
-       basic_block_info.
-       (regno_uninitialized): Remove.
-       * fold-const.c (int_const_binop): Make extern.
-       (non_lvalue): Rely on build to set TREE_CONSTANT.
-       (operand_equal_p): Replace only_const argument with
-       flags.  Allow pure functions if OEP_PURE_SAME.
-       (fold): Use OEP_ONLY_CONST.
-       (invert_truthvalue) <NOP_EXPR> Break if argument is of
-       boolean type.
-       (fold_relational_hi_lo,
-       nondestructive_fold_binary_to_constant,
-       nondestructive_fold_unary_to_constant,
-       fold_read_from_constant_string): New.
-       * function.c (struct function): Remove calls_constant_p.
-       (current_function_calls_constant_p): Remove.
-       (inline_function_decl): Remove.
-       (put_var_into_stack): Don't use it.
-       (fix_lexical_addr): Likewise.
-       (inline_function_decl): Remove extern declaration.
-       (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
-       (trampolines_created): Move to varasm.c.
-       (free_after_compilation): Update for removed fields.
-       (allocate_struct_function): Likewise.
-       (delete_handlers, lookup_static_chain): Remove.
-       (fix_lexical_addr): Don't consider non-local variable refs.
-       (trampoline_address): Remove.
-       (round_trampoline_addr): Move to builtins.c.
-       (adjust_trampoline_addr): Remove.
-       (expand_function_start): Update for changes to static chain
-       and nonlocal goto handling.
-       (initial_trampoline): Move to varasm.c.
-       (expand_function_end): Don't build trampolines or kill
-       unreferenced nonlocal goto labels.
-       (free_after_compilation): Don't set it.
-       (expand_function_end): Likewise.
-       (setjmp_vars_warning): Rename from
-       uninitialized_vars_warning, remove uninitialized vars warning.
-       (uninitialized_vars_warning): Remove old comment
-       and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
-       and do not call the langhook.
-       (expand_function_start, expand_function_end): Don't do
-       function instrumentation here.
-       (clear_block_marks): Rename from reorder_blocks_0, export.
-       (blocks_nreverse): Export.
-       (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
-       of rtl.
-       (reset_block_changes, record_block_change, finalize_block_changes,
-       check_block_change, free_block_changes): New functions.
-       (assign_parms): Setting of current_function_stdarg
-       moved ...
-       (allocate_struct_function): ... here.
-       * function.h (struct function): Remove x_nonlocal_labels,
-       x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
-       x_context_display, x_trampoline_list, needs_context.
-       Add static_chain_decl, nonlocal_goto_save_area.
-       (struct function): Remove x_clobber_return_insn.
-       Add tail_call_emit field, last_label_uid,
-       unexpanded_var_list, dont_emit_block_notes,
-       ib_boundaries_block, function_end_locus and saved_tree/saved_args.
-       (clear_block_marks): Declare.
-       * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
-       (mfwrap_spec, mflib_spec): Declare.
-       (cpp_unique_options, cc1_options): Ditto.
-       (default_compilers): Add .F and .f90.
-       (static_specs): Add mfwrap and mflib.
-       * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
-       CONSTANT_RTX_P.
-       (reg_used_on_edge, reg_killed_on_edge, bypass_block):
-       Update to match insns field in struct edge_def.
-       * gdbinit.in (pgs, pge): Define.
-       * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
-       instead of the integrated flag.
-       * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
-       * gengtype-yacc.y (bitfieldlen): Add empty action.
-       (struct_fields): Accept unnamed bitfields.
-       (bitfieldlen): Split from ...
-       (bitfieldopt): ... here.
-       * gengtype.c (ifiles): Add tree-alias-type.h and
-       tree-flow.h.
-       * genrecog.c (validate_pattern): Do not handle
-       CONSTANT_P_RTX.
-       * gimple-low.c: New file.
-       * gimplify.c: New file.
-       * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
-       (restore_line_notes): Do not set RTX_INTEGRATED_P.
-       * ifcvt.c (dead_or_predicable): Initialize local variable
-       'earliest'.
-       * input.h (expr_wfl_stack): Remove.
-       * integrate.c (INTEGRATE_THRESHOLD): Remove.
-       (setup_initial_hard_reg_value_integration): Likewise.
-       (initialize_for_inline): Likewise.
-       (note_modified_parmregs): Likewise.
-       (integrate_parm_decls): Likewise.
-       (process_reg_param): Likewise.
-       (save_parm_insns): Likewise.
-       (copy_insn_list): Likewise.
-       (copy_insn_notes): Likewise.
-       (compare_blocks): Likewise.
-       (find_block): Likewise.
-       (inlining): Likewise.
-       (function_cannot_inline_p): Likewise.
-       (parmdecl_map): Likewise.
-       (in_nonparam_insns): Likewise.
-       (save_for_inline): Likewise.
-       (FIXED_BASE_PLUS): Likewise.
-       (expand_inline_function): Likewise.
-       (copy_rtx_and_substitute): Don't look at map->integrating,
-       map->inline_target, and inlining, since we are never copying
-       for integrating.
-       Don't abort on RTX_INTEGRATED_P.
-       (old_fun): Remove.
-       (output_inline_function): Remove.
-       * integrate.h (struct inline_map): Remove fields integrating,
-       block_map, leaf_reg_map, inline_target, and local_return_label.
-       * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
-       copy_loop_headers, never_reached_warning): Removed.
-       (any_uncondjump_p): Reject nonlocal goto.
-       * langhooks-def.h (lhd_types_compatible_p,
-       lhd_expand_decl, lhd_gimplify_expr): Declare.
-       (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
-       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
-       LANG_HOOKS_FUNCTION_LEAVE_NESTED,
-       LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
-       LANG_HOOKS_GIMPLIFY_EXPR,
-       LANG_HOOKS_GIMPLE_BEFORE_INLINING,
-       LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
-       LANG_HOOKS_GIMPLIFY_EXPR,
-       LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
-       (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
-       LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
-       LANG_HOOKS_FUNCTION_LEAVE_NESTED,
-       LANG_HOOKS_RTL_EXPAND_INITIALIZER,
-       LANG_HOOKS_DECL_UNINIT,
-       LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
-       * langhooks.c: Include tree-simple.h.
-       (lhd_expand_decl): New.
-       (lhd_types_compatible_p): New.
-       (lhd_decl_uninit): Remove.
-       (lhd_gimplify_expr): New.
-       * langhooks.h (struct lang_hooks_for_rtl_expansion):
-       Remove.
-       (struct lang_hooks_for_functions): Add field
-       missing_noreturn_ok_p.
-       (struct lang_hooks): Add field expand_decl,
-       types_compatible_p, gimplify_expr and
-       gimple_before_inlining.
-       Remove fields decl_uninit and rtl_expand
-       * opts.c (decode_options): Set flag_tree_ccp,
-       flag_tree_dce, flag_tree_dom, flag_tree_dse,
-       flag_tree_pre, flag_tree_ter,
-       flag_tree_live_range_split, flag_tree_sra,
-       flag_tree_copyrename and flag_tree_ch at -O1 and higher.
-       (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
-       OPT_fmudflapth, OPT_fmudflapir,
-       OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
-       OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
-       OPT_ftree_dominator_opts, OPT_ftree_copyrename,
-       OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
-       OPT_ftree_points_to_ and OPT_ftree_pre.
-       * output.h (regno_uninitialized, find_basic_blocks,
-       cleanup_cfg, delete_unreachable_blocks,
-       check_function_return_warnings): Remove.
-       * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
-       PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
-       PARAM_MAX_INLINE_RECURSIVE_DEPTH,
-       PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
-       PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
-       * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
-       Define.
-       * passes.c (rest_of_decl_compilation):
-       (rest_of_handle_sibling_calls): Remove.
-       (rest_of_handle_inlining): Remove.
-       (rest_of_handle_gcse): Do not run
-       purge_builtin_constant_p.
-       (rest_of_compilation): Update.
-       Do not call copy_loop_headers.
-       Do rtl-based profiling only when
-       !flag_tree_based_profiling.  Register rtl-based profiling
-       hooks.
-       * predict.c:  Include tree-flow.h, ggc.h, tree-dump.h
-       (predicted_by_p): Rename to ...
-       (rtl_predicted_by_p): .. this one; make global
-       (tree_predicted_by_p): New.
-       (dump_prediction): Add FILE argument.
-       (predict_edge): Rename to ...
-       (rtl_predict_edge): .. this one.
-       (tree_predict_edge): New.
-       (combine_predictions_for_insn): Update calls of predict_edge.
-       (predict_loops): Break out from ...
-       (estimate_probability): ... here; update comments; move updating
-       of unknown probabilities from ...
-       (estimate_bb_frequencies): ... here.
-       (combine_predictions_for_bb): New.
-       (tree_predict_by_opcode): New.
-       (tree_estimate_probability): New.
-       * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
-       PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
-       * predict.h: Add include guard.
-       (predict_edge, predict_edge_def): Move prototypes to basic_block.h
-       * pretty-print.c (pp_write_text_to_stream): Make extern.
-       * pretty-print.h (pp_write_text_to_stream): Declare.
-       * print-rtl.c (print_rtx): Don't print the integrated flag.
-       Print the return_val flag.
-       * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
-       of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
-       Remove support for EXPR_WITH_FILE_LOCATION nodes.
-       (print_node): Print TREE_INVARIANT and TREE_VISITED.
-       * profile.c: Include cfghooks.h, tree-flow.h.
-       (profile_hooks): New.
-       (profile_dump_file): New.
-       (instrument_edges): Use hooks instead of RTL-specific code.
-       (instrument_values): Ditto.
-       (get_exec_counts): Ditto.
-       (compute_branch_probabilities): Ditto.
-       (compute_value_histograms): Ditto.
-       (branch_prob): Ditto.
-       (find_spanning_tree): Ditto.
-       (end_branch_prob): Ditto.
-       (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
-       (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
-       (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
-       (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
-       (tree_register_profile_hooks): New.
-       (rtl_register_profile_hooks): New.
-       * ra-rewrite.c (rewrite_program): Clear variable info.
-       * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
-       * regs.h: Add include guards.
-       * reload.c (decompose): Clear val using memset.
-       * rtl.def (CONSTANT_P_RTX): Remove.
-       * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
-       (copy_loop_headers): Remove.
-       (struct rtx_def): Replace the integrated flag with the
-       return_val flag.
-       (maybe_set_first_label_num): Declare.
-       (init_branch_prob): Move declaration to value-prof.h.
-       (end_branch_prob): Ditto.
-       (branch_prob): Ditto.
-       (never_reached_warning): Don't declare it.
-       * rtlanal.c (get_related_value): Initialize get_jump_table_offset
-       (hoist_insn_to_edge): Update to match field insns in
-       struct edge_def.
-       * sbitmap.c (sbitmap_realloc): New.
-       * sbitmap.h (sbitmap_realloc): Declare.
-       * sibcall.c: Remove file.
-       * simplify-rtx.c (simplify_rtx): Do not handle
-       CONSTANT_P_RTX.
-       * stmt.c (parse_output_constraint): Don't warn for read-write
-       memory operand.
-       (tail_recursion_args): Use types_compatible_p langhook.
-       (force_label_rtx): Don't look at inline_function_decl.
-       (label_rtx): Set LABEL_PRESERVE_P appropriately.
-       (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
-       (declare_nonlocal_label): Remove.
-       (expand_goto): Don't handle nonlocal gotos.
-       (expand_nl_handler_label): Remove.
-       (expand_nl_goto_receivers): Remove.
-       (expand_end_bindings): Don't expand_nl_goto_receivers.  Use
-       update_nonlocal_goto_save_area.
-       (expand_expr_stmt_value): Check TREE_NO_WARNING.
-       (warn_if_unused_value): Likewise.
-       (expand_start_loop, expand_loop_continue_here,
-       expand_end_loop): Don't create loop notes.
-       (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
-       mark_seen_cases, check_for_full_enumeration_handling): Remove.
-       (expand_end_case_type): Don't do warn_switch handling.
-       (pushcase, pushcase_range) Update add_case_node calls.
-       (add_case_node): Add dont_expand_label argument.
-       (same_case_target_p): Don't search rtl.
-       (expand_start_bindings_and_block, expand_end_bindings):
-       Don't emit block notes when dont_emit_block_notes.
-       (using_eh_for_cleanups_p): Export.
-       (expand_return): Allow any typed rhs.
-       (expand_stack_alloc): New.
-       (expand_stack_save, expand_stack_restore): New.
-       (containing_blocks_have_cleanups_or_stack_level): New
-       function.
-       (asm_op_is_mem_input): New fn.
-       (expand_asm_expr): New fn.
-       (warn_if_unused_value): Check operand 0 of SAVE_EXPR
-       nodes.
-       * stor-layout.c (layout_type): Just return if type is
-       error_mark_node.
-       (update_alignment_for_field): Export.
-       (variable_size): We don't care about global_bindings_p if
-       the frontend doesn't want a list of the expressions.
-       * system.h: Poison INTEGRATE_THRESHOLD.
-       * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
-       TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
-       TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
-       TV_TREE_SSA_OTHER, TV_TREE_OPS,
-       TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
-       TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
-       TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
-       TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
-       TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
-       TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
-       TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
-       TV_CONTROL_DEPENDENCES): Define.
-       * toplev.c: Include tree-alias-common.h
-       (current_file_decl, flag_mudflap, flag_mudflap_threads,
-       flag_mudflap_ignore_reads, flag_tree_based_profiling,
-       flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
-       flag_tree_dce, flag_tree_ch, flag_tree_sra,
-       flag_tree_combine_temps, flag_tree_ter,
-       flag_tree_live_range_split, flag_tree_dom,
-       flag_tree_copyrename, flag_tree_dse): Declare.
-       (f_options): Add tree-based-profiling, tree-gvn,
-       tree-pre, tree-ccp, tree-dce,
-       tree-dominator-opts, tree-copyrename, tree-dse,
-       tree-combine-temps, tree-ter, tree-lrs and tree-ch.
-       (wrapup_global_declarations): Don't output nested inlined functions.
-       (general_init): Call init_tree_optimization_passes.
-       (process_options): Sorry for -ftree-based-profiling plus
-       -ftest-coverage or -fprofile-values.
-       * toplev.h (init_tree_optimization_passes,
-       flag_tree_based_profiling): Declare.
-       * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
-       * tree-alias-ander.c: New file.
-       * tree-alias-ander.h: New file.
-       * tree-alias-common.c: New file.
-       * tree-alias-common.h: New file.
-       * tree-alias-type.c: New file.
-       * tree-alias-type.h: New file.
-       * tree-browser.c: New file.
-       * tree-browser.def: New file.
-       * tree-cfg.c: New file.
-       * tree-complex.c: New file.
-       * tree-dfa.c: New file.
-       * tree-dump.c (dump_enable_all): New.
-       (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
-       (dump_node): Remove const from field suffix and swtch.
-       (dump_files): Add null entry, .generic, .nested, .vcg,
-       .xml and a match-all entry.
-       (extra_dump_files, extra_dump_files_in_use,
-       extra_dump_files_alloced): Declare
-       (dump_option_value_info): Add raw, details, stats,
-       blocks, vops, lineno, uid and all.
-       (dump_register): New.
-       (get_dump_file_info): New.
-       (dump_begin): Call it.
-       Do nothing for TDI_none.
-       (dump_begin): Include phase number in dump filename.
-       (dump_enable_all): New.
-       (dump_switch_p_1): Split out from dump_switch_p.
-       (dump_switch_p): Handle extra_dump_files.
-       Start our scan at TDI_none + 1.
-       If -fdump-tree-all was given, call dump_enable_all.
-       * tree-dump.h: Include splay-tree.h.
-       (dump_function, dump_function_to_file, dump_register):
-       Declare.
-       * tree-eh.c: New file.
-       * tree-flow-inline.h: New file.
-       * tree-flow.h: New file.
-       * tree-inline.c: Re-write to handle inlining on GIMPLE.
-       * tree-inline.h (walk_tree,
-       walk_tree_without_duplicates): Move to tree.h.
-       (estimate_num_insns): Declare.
-       * tree-into-ssa.c: New file.
-       * tree-iterator.c: New file.
-       * tree-iterator.h: New file.
-       * tree-mudflap.c: New file.
-       * tree-mudflap.h: New file.
-       * tree-nested.c: New file.
-       * tree-nomudflap.c: New file.
-       * tree-nrv.c: New file.
-       * tree-optimize.c (dump_flags, vars_to_rename,
-       in_gimple_form, all_passes, pass_gimple,
-       pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
-       (execute_gimple, execute_rebuild_bind,
-       gate_all_optimizations, execute_del_cfg,
-       register_one_dump_file, register_dump_files, dup_pass_1,
-       init_tree_optimization_passes, execute_todo,
-       execute_one_pass, execute_pass_list): New.
-       (clear_decl_rtl): Remove.
-       (tree_rest_of_compilation): Update to use tree
-       optimizers.
-       * tree-outof-ssa.c: New file.
-       * tree-pass.h: New file.
-       * tree-phinodes.c: New file.
-       * tree-pretty-print.c: New file.
-       * tree-profile.c: New file.
-       * tree-simple.c: New file.
-       * tree-simple.h: New file.
-       * tree-sra.c: New file.
-       * tree-ssa-alias.c: New file.
-       * tree-ssa-ccp.c: New file.
-       * tree-ssa-copy.c: New file.
-       * tree-ssa-copyrename.c: New file.
-       * tree-ssa-dce.c: New file.
-       * tree-ssa-dom.c: New file.
-       * tree-ssa-dse.c: New file.
-       * tree-ssa-forwprop.c: New file.
-       * tree-ssa-live.c: New file.
-       * tree-ssa-live.h: New file.
-       * tree-ssa-loop.c: New file.
-       * tree-ssa-operands.c: New file.
-       * tree-ssa-operands.h: New file.
-       * tree-ssa-phiopt.c: New file.
-       * tree-ssa-pre.c: New file.
-       * tree-ssa.c: New file.
-       * tree-ssanames.c: New file.
-       * tree-tailcall.c: New file.
-       * tree.c: Include tree-iterator.h, basic-block.h and
-       tree-flow.h.
-       (tree_node_kind): Add phi_nodes and ssa names.
-       (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
-       EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
-       (make_node_stat): Handle PHI_NODE and SSA_NAME.
-       <'c'> Set TREE_INVARIANT.
-       (copy_node_stat): Abort if trying to copy a
-       STATEMENT_LIST.
-       Clear TREE_VISITED.
-       Clear annotation field.
-       (build_constructor): Copy TREE_INVARIANT from vals.
-       Don't clear TREE_CONSTANT.
-       (expr_first, expr_last, expr_length): Remove.
-       (staticp): Pass unknown component references to the language.
-       (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
-       (skip_simple_arithmetic): Likewise.
-       (stabilize_reference_1): Likewise.
-       (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
-       EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
-       STATEMENT_LIST.
-       (lhd_unsave_expr_now): Remove.
-       (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
-       (recompute_tree_invarant_for_addr_expr): New.
-       (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
-       Call recompute_tree_invarant_for_addr_expr.
-       Set TREE_INVARIANT accordingly.
-       (build2_stat): Don't handle CALL_EXPR.
-       (build3_stat): Don't call build2_stat for CALL_EXPRs.
-       (build_expr_wfl): Remove.
-       (annotate_with_file_line, annotate_with_locus): New.
-       (simple_cst_equal): Call simple_cst_list_equal to compare
-       CONSTRUCTOR_ELTS pointers.
-       (iterative_hash_expr): Don't hash types associated
-       with conversions.  Instead hash on the signedness of the
-       toplevel object and the operand of the conversion.
-       (dump_tree_statistics): Call ssanames_print_statistics
-       and phinodes_print_statistics.
-       (ephi_node_elt_check_failed, phi_node_elt_check_failed,
-       add_var_to_bind_expr, build_empty_stmt, is_essa_node,
-       needs_to_live_in_memory): New.
-       (initializer_zerop): Handle VECTOR_CST.  Don't check
-       AGGREGATE_TYPE_P for CONSTRUCTOR.
-       * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
-       SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
-       PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
-       (GOTO_SUBROUTINE_EXPR): Change type to 's'.
-       (CALL_EXPR): Add another operand.
-       (EXPR_WITH_FILE_LOCATION): Remove.
-       (SWITCH_EXPR): Add another operand.
-       * tree.h: Update various comments.
-       (union tree_ann_d): Forward declare.
-       (struct tree_common): Add fields nowarning_flag,
-       invariant_flag and visited.
-       (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
-       PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
-       EPHI_NODE_ELT_CHECK, TREE_BLOCK,
-       STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
-       TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
-       IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
-       EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
-       EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
-       CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
-       BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
-       ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
-       ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
-       COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
-       CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
-       EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
-       SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
-       SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
-       PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
-       PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
-       EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
-       EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
-       EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
-       EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
-       EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
-       EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
-       EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
-       EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
-       EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
-       EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
-       TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
-       DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
-       DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
-       STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
-       TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
-       TDF_UID,): Define.
-       (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
-       EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
-       EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
-       EXPR_WFL_SET_LINECOL): Remove.
-       (phi_node_elt_check_failed, ephi_node_elt_check_failed,
-       make_phi_node, init_phinodes, fini_phinodes,
-       release_phi_node, phinodes_print_statistics,
-       init_ssanames, fini_ssanames, make_ssa_name,
-       release_ssa_name, ssanames_print_statistics,
-       annotate_with_file_line, build_empty_stmt,
-       annotate_with_locus, expr_only, categorize_ctor_elements,
-       count_type_elements, add_var_to_bind_expr, is_essa_node,
-       expand_stack_alloc, expand_stack_save,
-       expand_stack_restore, add_case_node, operand_equal_p,
-       nondestructive_fold_unary_to_constant,
-       nondestructive_fold_binary_to_constant,
-       fold_read_from_constant_string, int_const_binop,
-       strip_float_extensions, simplify_builtin, c_strlen,
-       recompute_tree_invarant_for_addr_expr,
-       needs_to_live_in_memory, make_vector,
-       setjmp_vars_warning, update_alignment_for_field,
-       expand_asm_expr, asm_op_is_mem_input,
-       containing_blocks_have_cleanups_or_stack_level,
-       create_artificial_label, gimplify_function_tree,
-       get_name, unshare_expr, walk_tree,
-       walk_tree_without_duplicates, in_gimple_form): Declare.
-       (struct tree_exp): Add fields locus and block.
-       (struct tree_ssa_name, struct edge_def, struct
-       tree_phi_node, struct tree_eref_common, struct
-       tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
-       union alias_var_def, struct tree_statement_list_node,
-       struct tree_statement_list, enum operand_equal_flag): Declare.
-       (enum tree_node_structure_enum): Add TS_SSA_NAME,
-       TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
-       TS_STATEMENT_LIST.
-       (union tree_node): Add fields ssa_name, phi, eref, ephi,
-       euse and stmt_list.
-       (function_cannot_inline_p, uninitialized_vars_warning,
-       save_for_inline, output_inline_function, all_cases_count,
-       check_for_full_enumeration_handling,
-       declare_nonlocal_label): Remove.
-       (enum tree_dump_index): Add TDI_none, TDI_tu,
-       TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
-       * unroll.c (unroll_loop): Don't clear map->inline_target.
-       * unwind-sjlj.c (uw_install_context): Make a proper static inline
-       function.
-       * value-prof.c (value_prof_hooks): New.
-       (find_values_to_profile): Rename to rtl_find_values_to_profile.
-       Move rtl-specific bits in from branch_prob.
-       (value_profile_transformations): Rename to
-       rtl_value_profile_transformations.
-       (struct value_prof_hooks): New.
-       (rtl_value_prof_hooks): New.
-       (rtl_register_value_prof_hooks): New.
-       (tree_find_values_to_profile): New stub.
-       (tree_value_profile_transformations): New stub.
-       (tree_value_prof_hooks): New stub.
-       (tree_register_value_prof_hooks): New stub.
-       (find_values_to_profile): New.
-       (value_profile_transformations): New.
-       * value-prof.h: Add multiple inclusion guard.
-       (struct histogram_value): Change rtx fields to void *.
-       (rtl_register_value_prof_hooks): New declaration.
-       (tree_register_value_prof_hooks): New declaration.
-       (find_values_to_profile): New declaration.
-       (free_profiled_values): New declaration.
-       (value_profile_transformations): New declaration.
-       (struct profile_hooks): New declaration.
-       (init_branch_prob): Declaration moved from rtl.h.
-       (branch_prob): Declaration moved from rtl.h.
-       (end_branch_prob): Declaration mooved from rtl.h.
-       (tree_register_profile_hooks): New declaration.
-       (rtl_register_profile_hooks): New declaration.
-       (tree_profile_hooks): New declaration.
-       (rtl_profile_hooks): New declaration.
-       * varasm.c: Include tree-mudflap.h.
-       (TRAMPOLINE_ALIGNMENT): Remove.
-       (make_decl_rtl): Call mudflap_enqueue_decl.
-       (assemble_static_space):
-       (assemble_trampoline_template): Set and return
-       TRAMPOLINE_ALIGNMENT.
-       * varray.c (element): Add GENERIC_PTR_NOGC entry.
-       Add entry for 'tree *'.
-       Add entry for struct edge_def *.
-       (varray_copy): New.
-       * varray.h (enum varray_data_enum): Add
-       VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
-       VARRAY_DATA_TREE_PTR.
-       (union varray_data_tag): Corresponding changes.
-       (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
-       VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
-       VARRAY_EDGE, VARRAY_TREE_PTR,
-       VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
-       VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
-       VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
-
-       * config/*/*: Various updates for changed macros, tree
-       codes, etc.  Check ChangeLog.tree-ssa.
-
-       * doc/cfg.texi: New file.
-       * doc/tree-ssa.texi: New file.
-       * doc/c-tree.texi: Document new codes.
-       * doc/gccint.texi: Include new files.
-       * doc/install.texi: Document new features.
-       * doc/invoke.texi: Document new switches.
-       * doc/passes.texi: Document new passes.
-       * doc/rtl.texi: Update changed RTL codes.
-       * doc/sourcebuild.texi: Update build instructions.
-       * doc/standards.texi: Document Fortran changes.
-       * doc/tm.texi: Update.
-
-2004-05-12  Paolo Bonzini  <bonzini@gnu.org>
-
-       Replace several arrays with a struct of arrays.
-       * combine.c (struct reg_stat): New.
-       (init_reg_last_arrays): Renamed to...
-       (init_reg_last): ...this.  Callers adjusted.
-       (reg_stat): New.
-       (combine_instructions): Allocate it and use it.
-       (reg_last_death, reg_last_set, reg_last_set_value,
-       reg_last_set_label, reg_last_set_table_tick,
-       reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
-       reg_last_set_mode, reg_last_set_nonzero_bits,
-       reg_last_set_sign_bit_copies): Replace throughout
-       with items of reg_stat.
-
-2004-05-11  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR optimization/15100
-       * combine.c (distribute_notes): Don't create a dangling
-       REG_LIBCALL/REG_RETVAL note.
-
-2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
-
-       * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
-       negv2si2.
-
-2004-05-11  Aldy Hernandez  <aldyh@redhat.com>
-
-       * doc/md.texi (Standard Names): Fix typo in vec_init description.
-
-2004-05-11  Geoffrey Keating  <geoffk@apple.com>
-
-       * doc/gty.texi (GTY Options): Clarify example.
-
-2004-05-11  Fariborz Jahanian  <fjahanian@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
-       Add const qualifier to altivec vector type if one is needed.
-
-2004-05-11  Paul Brook  <paul@codesourcery.com>
-
-       * flags.h (flag_short_enums): Update comment.
-       * opts.c (decode_options): Set flag_short_enums to 2.
-       * toplev.c (flag_short_enums): Update comment.
-       (process_options): Call default_short_enums target hook.
-
-2004-05-11  Andrew Pinski  <pinskia@gcc.gnu.org>
-
-       PR target/14063
-       * config/rs6000/altivec.md (altivec_dssall):
-       Change to unspec_volatile.
-       (altivec_dss): Likewise.
-
-2004-05-10  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
-       vnor.
-       ("one_cmplv8hi2"): Same.
-       ("one_cmplv4si2"): Same.
-
-2004-05-10  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/15130
-       * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
-       * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
-       into account.  Compute the correct number of general registers
-       for the return value.  Generate a special push/pop sequence when
-       failing to get a temporary register for non SHmedia epilogue.
-       (sh_expand_epilogue): Add an argument to show whether it's for
-       sibcall or not.  Set the 3rd argument of output_stack_adjust to
-       -1 if needed.
-       (sh_need_epilogue): Call sh_expand_epilogue with 0.
-       * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
-       with 1.
-       (epilogue): Call sh_expand_epilogue with 0.
-
-2004-05-10  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
-       goto a cleanup label.  After the cleanup, free the allocated memory.
-
-2004-05-10  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vec_sld): Add overloads for
-       argument/return types of 'vector bool int', 'vector bool short'
-       and 'vector bool char'.
-
-2004-05-10  Zack Weinberg  <zack@codesourcery.com>
-
-       * c-decl.c (store_parm_decls_newstyle): Correct test for a
-       nested function.
-
-2004-05-10  Richard Sandiford  <rsandifo@redhat.com>
-
-       * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
-       treating missing ones as "".
-       * config/mips/mips.md: Remove constraints from match_operands and
-       match_scratches if they appear in define_expands (except reload*),
-       define_peephole2s, define_splits or attribute specifications.
-       * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
-       constraint strings.
-
-2004-05-10  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (function_arg_boundary): Always align
-       AltiVec vectors.
-       (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
-       vectors by refererence.  Align the same for TARGET_64BIT to a 16
-       byte boundary.  Remove useless code.  Add function comment.
-       (function_arg): Similarly.  Move gpr rs6000_mixed_function_arg
-       call to where it belongs.
-       (function_arg_partial_nregs): Return true for all TARGET_32BIT
-       -mabi=no-altivec AltiVec vectors.  Fix debug output.
-       (rs6000_va_arg): Adjust for AltiVec change.
-
-2004-05-10  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
-       * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
-       (TARGET_DOUBLEWORD_ALIGN): Use it.
-       (WCHAR_TYPE): Define.
-       (WCHAR_SIZE_TYPE): Define.
-       (SIZE_TYPE): Define.
-
-2004-05-10  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
-       when size is 8 bytes.
-       (function_arg_advance): Account for stack space used by AltiVec
-       args when -mabi=altivec.  Simplify alignment calculations.  For
-       ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
-       (function_arg): Similarly.
-       (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
-       not AltiVec ABI.
-       (rs6000_va_arg): Correct fp arg test.  Adjust for AltiVec change.
-       Correct alignment, and align before testing reg count.  Remove
-       TREE_THIS_VOLATILE from reg.  Don't emit unused labels.
-       (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
-       TARGET_FPRS here..
-       (rs6000_function_value): .. not here before call.
-
-2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
-
-2004-05-09  Zack Weinberg  <zack@codesourcery.com>
-
-       PR 15007
-       * c-decl.c (current_file_decl): Rename to all_translation_units,
-       adjust comment.
-       (pop_scope): If popping file_scope, construct a
-       TRANSLATION_UNIT_DECL and make it the context of all the
-       symbols in the scope.
-       (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
-       (pushdecl): Clarify comment.  Do not set DECL_CONTEXT of
-       anything to current_file_decl.
-       (pushdecl_top_level): Likewise.
-       (store_parm_decls_newstyle): Adjust check for nested function.
-       (c_write_global_declarations): Update for renamed variable.
-
-2004-05-09  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000-protos.h
-       (rs6000_conditional_register_usage): Protoize.
-
-       * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
-
-       * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
-       function.
-
-2004-05-08  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
-       where op is a comparison operator and C1 and C2 are integer constants
-       into a range check.
-       (fold): Call fold_div_compare.
-
-2004-05-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
-       problems with earlier versions of the GNU compiler.
-
-2004-05-07  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
-       Declare.
-
-       * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
-       (rs6000_hard_regno_mode_ok): New.
-       (rs6000_init_hard_regno_mode_ok): New.
-       (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
-
-       * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
-       result.
-
-2004-05-07  Ziemowit Laski  <zlaski@apple.com>
-
-       * config/rs6000/altivec.h (vector, pixel, bool): Do not
-       define as macros #ifdef __APPLE_ALTIVEC__.
-
-2004-05-07  Fariborz Jahanian  <fjahanian@apple.com>
-
-       * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
-       Generate appropriate parallels for vector arguments
-       passed to vararg functions. (function_arg): make the call
-       to rs6000_mixed_function_arg for vector args as needed.
-
-2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
-       EABI_FLOAT_VARARGS_P.
-
-2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
-       * config/mips/mips.c (override_options): Disable branch likely
-       instructions if TUNE_MIPS5500.
-
-2004-05-07  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (override_options): Allow the hi and lo registers
-       to store any integral mode, not just MODE_INTs.
-
-2004-05-07  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
-       * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
-       (TARGET_DOUBLEWORD_ALIGN): Use it.
-       (WCHAR_TYPE): Define.
-       (WCHAR_SIZE_TYPE): Define.
-       (SIZE_TYPE): Define.
-
-2004-05-07  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
-       testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
-
-2004-05-07  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * loop-doloop.c (doloop_valid_p): Make sure that body
-       gets freed.
-
-2004-05-07  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
-       declaration.
-       * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
-       (sparc_skip_caller_unimp): New global variable.
-       (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
-       Use it instead of SKIP_CALLERS_UNIMP_P.
-       * config/sparc/sparc.md (call expander): Add sanity check.
-       (call_address_struct_value_sp32): Re-sync with expander.
-       (call_symbolic_struct_value_sp32): Likewise.
-       (return peepholes): Use 'sparc_skip_caller_unimp' instead
-       of custom predicate.
-
-2004-05-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR c++/14962
-       * c-pragma.c (handle_pragma_redefine_extname): Only change
-       the assembler name of FUNCTION_DECLs and VAR_DECLs.
-
-2004-05-07  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_log1p.
-       (log1p_optab): Define corresponding macro.
-       * optabs.c (init_optabs): Initialize log1p_optab.
-       * genopinit.c (optabs): Implement log1p_optab using log1p?f2
-       patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
-       using log1p_optab.
-       (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
-       expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
-
-       * config/i386/i386.c (ix86_emit_i387_log1p): New function.
-       * config/i386/i386-protos.h (ix86_emit_i387_log1p):
-       Prototype here.
-       * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
-       x87's fyl2xp1 instruction.
-       (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
-       (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
-       (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
-       log1p  and log1pl built-ins as inline x87 intrinsics.
-
-2004-05-07  Loren James Rittle  <ljrittle@acm.org>
-
-       * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
-       * config/arm/freebsd.h: Likewise.
-       * config/ia64/freebsd.h: Likewise.
-       * config/sparc/freebsd.h: Likewise.
-
-2004-05-07  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR optimization/15296
-       * reorg.c (fill_simple_delay_slots): Use next_real_insn when
-       getting last consecutive label at a branch.
-       (relax_delay_slots): Similar, near top of loop.
-
-2004-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR target/15202
-       * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
-       register to general register.
-
-2004-05-07  Alan Modra  <amodra@bigpond.net.au>
-
-       * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
-       TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
-       * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
-       (STACK_BOUNDARY): Delete.
-
-2004-05-06  Stuart Hastings  <stuart@apple.com>
-
-       * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
-       mistakenly clobbered by 1.423.
-
-2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Document -mvr4130-align.
-       * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
-       (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
-       (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
-       (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
-       * config/mips/mips.md: Include sched-int.h.
-       (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
-       (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
-       (override_options): Enable -mvr4130-align at -O3 and above.
-       (mips_sim_insn): New variable.
-       (mips_sim): New structure.
-       (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
-       (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
-       (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
-       (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
-       (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
-       (mips_reorg): Call vr4130_align_insns.
-       (vr4130_last_insn): New variable.
-       (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
-       (vr4130_swap_insns_p, vr4130_reorder): New functions.
-       (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
-       (mips_issue_rate): Return 2 for PROCESSOR_R4130.
-       (mips_use_dfa_pipeline_interface): Return true for the same.
-       * config/mips/4130.md: New file.
-       * config/mips/mips.md: Include it.  Add a peephole2 to convert
-       "mult;mflo" into "mtlo;macc".
-       (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
-       target of maccs.
-       (*msac_using_macc): New pattern.
-
-2004-05-06  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/5500.md (ir_vr55_store): Set latency to 0.
-       (ir_vr55_hilo): Split into...
-       (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
-       (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
-       (ir_vr55_imul_di): Change latency to 9.  Reserve vr55_mac for 4 cycles.
-       Add various multiplication bypasses.
-       * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
-       multiplication.
-
-2004-05-06  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (*fscalexf4): Correct insn "mode"
-       attribute to "XF".
-
-2004-05-05  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
-       (fmod_optab, drem_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
-       * genopinit.c (optabs): Implement fmod_optab and drem_optab
-       using fmod?f3 and drem?f3 patterns.
-       * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
-       using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
-       (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
-       BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
-       flag_unsafe_math_optimizations is set.
-
-       * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
-       UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
-
-       * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
-       * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
-       Prototype here.
-       * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
-       UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
-       fprem and fprem1 instructions.
-       (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
-       Rename insn definition to x86_fnstsw_1.
-       (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
-       x87 instructions.
-       (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
-       and fmodl built-ins as inline x87 intrinsics.
-       (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
-       and dreml built-ins as inline x87 intrinsics.
-
-2004-05-05  Roger Sayle  <roger@eyesopen.com>
-
-       * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
-
-2004-05-05  Ian Lance Taylor  <ian@wasabisystems.com>
-
-       PR driver/9822
-       * doc/invoke.texi (Spec Files): Remove documentation of %c.
-
-2004-05-05  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
-       representation.
-
-2004-05-06  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
-       (arm_coproc_mem_operand): ... To this.
-       * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
-       (arm_legitimate_index_p): Ditto.
-       (vfp_mem_operand): Rename ...
-       (arm_coproc_mem_operand): ... To this.  Handle writeback modes.
-       (vfp_secondary_reload_class): Use it.
-       (output_move_double): Use doubleword load/store instructions.
-       (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
-       * config/arm/arm.h (TARGET_LDRD): Define.
-       (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
-       * config/gcc/arm/arm.md (arm_movdi): Allow all valid memory operands.
-       New splitter for invalid doubleword loads.
-       * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
-       * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
-       * doc/md.texi: Document Uy constraint.
-
-2004-05-05  Jan Hubicka  <jh@suse.cz>
-
-       PR opt/14980
-       * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
-       inline clones.
-
-2004-05-05  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/15290
-       * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
-       instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
-
-2004-05-05  Mike Stump  <mrs@apple.com>
-
-       * config/darwin-c.c (add_framework): Copy the directory name as it
-       can be freed later.  Also, ensure we always allocate enough room
-       for the cached framework information.
-       (find_subframework_header): Keep track of the directory where the
-       subframework header was found.
-       (framework_construct_pathname): Speed up by not trying to re-add a
-       framework.
-       * cppfiles.c (search_path_exhausted): Arrange for the missing
-       header callback to be able to set the directory where the header
-       was found.
-       (cpp_get_dir): Add.
-       * cpplib.h (missing_header_cb): Add a parameter.
-       (cpp_get_dir): Add.
-
-2004-05-03  Mike Stump  <mrs@apple.com>
-
-       * doc/invoke.texi (Directory Options): Document -iquote.
-       * doc/cpp.texi: Likewise.
-       * doc/cppopts.texi: Likewise.
-       * c-opts.c (c_common_missing_argument): Add -iquote processing.
-       (c_common_handle_option): Likewise.
-       * c.opt (iquote): Add.
-       * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
-       * c-incpath.c (merge_include_chains): Update comment to use -iquote.
-
-       * c-opts.c (case OPT_I): Deprecate -I- support.
-       * doc/invoke.texi: Likewise.
-       * doc/cpp.texi: Likewise.
-       * doc/cppopts.texi: Likewise.
-
-2004-05-05  Steven Bosscher  <stevenb@suse.de>
-
-       * basic-block.h (free_basic_block_vars): Update prototype.
-       * flow.c (free_basic_block_vars): Remove the keep_head_end_p
-       argument.
-       (life_analysis): Update call.
-       * ifcvt.c (if_convert): Likewise.
-       * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
-       * passes.c (rest_of_handle_final): Likewise.
-       (rest_of_compilation): Likewise.
-       * config/sh/sh.c (sh_output_mi_thunk): Likewise.
-
-       * emit-rtl.c (next_real_insn): Use INSN_P.
-       (prev_real_insn): Likewise.
-
-2004-05-05  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
-       representation.
-
-2004-05-05  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config/rs6000/rs6000.c (build_opaque_vector_type):
-       New function.
-       (rs6000_init_builtins): Use it.
-
-2004-05-04  Bernard Giroud  <bgiroud2@free.fr>
-
-       * gcc/gcc/vmsdbgout.c (vms_func_node, vms_func_ref): New.
-       (func_table): Change type from char ** to vms_func_ref.
-       (write_rtnbeg):  Update to reflect func_table change.  Use
-       fde->funcdef_number instead of rtnnum in output.
-       (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
-
-2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
-           Richard Henderson  <rth@redhat.com>
-
-       PR target/14899
-
-       * c-common.c (vector_types_convertible_p): New function.
-       * c-typeck.c (comptypes): Recurse on vector types.
-       (convert_for_assignment): Use vector_types_convertible_p.
-       (digest_init): Use vector_types_convertible_p to check
-       validness of constant vector initializers; otherwise treat
-       them as scalars.
-       * tree.c (make_or_reuse_type): New.
-       (build_common_tree_nodes): Use it.
-       * cp/call.c (standard_conversion): Likewise.
-       * cp/typeck.c (comptypes): Recurse on vector types.
-       (convert_for_assignment): Use vector_types_convertible_p.
-
-2004-05-04  Chris Demetriou  <cgd@broadcom.com>
-
-       * config/mips/mips.c (override_options): Default to no
-       generation of branch-likely operations when tuning for
-       CPUs where they tend to have a negative performance impact
-       (e.g., SB-1).
-
-2004-05-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * expr.c (store_constructor_field): Don't call store_constructor
-       if bitsize is not a multiple of a byte.
-
-2004-05-04  Richard Sandiford  <rsandifo@redhat.com>
-
-       * reload1.c (inherit_piecemeal_p): New function.
-       (emit_reload_insns): When reloading a group of hard registers, use
-       inherit_piecemeal_p to decide whether the values of individual hard
-       registers can be inherited.
-
-2004-05-04  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
-       * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
-       * config/t-linux (LIB2ADDEHDEP): Likewise.
-
-2004-05-04  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/crti.asm: Push an even number of registers.
-       * config/arm/crtn.asm: And restore them.  Load via sp.
-
-2004-05-04  Paolo Bonzini  <bonzini@gnu.org>
-
-       * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
-       Collect overhead information.
-       (ggc_alloc_stat): New name of ggc_alloc.  Add MEM_STAT_DECL
-       parameter and pass it through.
-       (ggc_alloc_typed_stat): New name of ggc_alloc_typed.  Add
-       MEM_STAT_DECL parameter and pass it through.
-       (ggc_alloc_zone_stat): New name of ggc_alloc_zone.  Add
-       MEM_STAT_DECL parameter and pass it through.
-
-2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
-
-       * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
-
-       * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
-       rs6000_hard_regno_nregs.
-
-2004-05-03  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
-       prologue insn instead of setting up call.
-       (s390_emit_epilogue): Ditto.
-       * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
-       (define_constants): Add numbers for above patterns.
-
-2004-05-03  Eric Christopher  <echristo@redhat.com>
-
-       * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
-       * config/s390/s390.c (s390_conditional_register_usage): ...here.
-       * config/s390/s390-protos.h: Prototype.
-
-2004-05-03  Joe Buck <jbuck@welsh-buck.org>
-
-       * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
-       assignment.
-
-2004-05-03  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.md: Fix branch length attribute definition.
-
-2004-05-03  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config.gcc: Remove --enable-altivec support.
-
-       * config/rs6000/altivec-defs.h: Remove.
-
-2004-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
-       * fixinc/fixincl.x: Regenerate.
-
-2004-05-03  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
-       definition.
-       (log?f2, log10?f2, log2?f2): Reimplement expanders with
-       float_truncate insn.
-       (*fxtractsf3, *fxtractdf3): Remove insn definition.
-       (logb?f2): Reimplement expanders with float_truncate insn.
-
-2004-05-03  Graham Stott  <graham.stott@btinternet.com>
-
-       PR 14718
-       * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
-       force_type_die for CONST_DECL.
-
-2004-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
-           Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
-       tm-dwarf2.h to tm_file.
-       (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
-       * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
-       (ASM_DEBUG_SPEC): Delete.
-
-2004-05-03  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_expm1.
-       (expm1_optab): Define corresponding macro.
-       * optabs.c (init_optabs): Initialize expm1_optab.
-       * genopinit.c (optabs): Implement expm1_optab using expm1?f2
-       patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
-       using expm1_optab.
-       (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
-       expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
-       to implement expm1, expm1f and expm1l built-ins as inline x87
-       intrinsics.
-
-2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
-
-       2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
-       * config/frv/frv.md (*return_true, *return_false): New patterns.
-
-2004-05-02  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * rtl.h (PHI_NODE_P): Remove.
-
-2004-05-02  Eric Botcazou  <ebotcazou@act-europe.fr>
-
-       PR middle-end/14988
-       * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
-       when passed -2 as 'align'.
-       (put_var_into_stack): Use 'bool' as the type for the three local
-       predicates.  Adjust calls to put_reg_into_stack.
-       When passed a CONCAT, instruct put_reg_into_stack to use
-       a consecutive stack slot for the second part.
-       (put_reg_into_stack): Remove 'promoted_mode' parameter, add
-       'consecutive_p' parameter.  Turn the three predicates into 'bool'
-       parameters.  Retrieve the register mode from 'reg'.
-       When consecutive_p is true, instruct assign_stack_local_1 to use
-       BITS_PER_UNIT alignment.
-       (put_addressof_into_stack): Use 'bool' as the type for the two
-       local predicates. Adjust call to put_reg_into_stack.
-
-2004-05-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * fold-const.c (fold_convert_const, fold): Add missing
-       FIX_ROUND_EXPR case.
-
-2004-05-02  Alexandre Oliva  <aoliva@redhat.com>
-
-       * configure.ac (FLEX, BISON): Only use tools from the build tree
-       if build equals host.
-       * configure: Rebuilt.
-
-       * config/frv/frv-protos.h (frv_expand_epilogue,
-       frv_expand_fdpic_call): Add bool argument.
-       * config/frv/frv.c (frv_function_ok_for_sibcall): New.
-       (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
-       (frv_expand_epilogue): Use new argument to decide whether to emit
-       return instruction or copy the return address to LR.
-       (frv_expand_fdpic_call): Inline PLT entry when emitting direct
-       sibcalls.
-       (sibcall_operand): New.
-       * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
-       PLUS nor LABEL_REF.  Add sibcall_operand.
-       * config/frv/frv.md (call, call_value): Pass false to
-       frv_expand_fdpic_call.
-       (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
-       (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
-       sibcall_value_internal, sibcall_value_fdpicdi): New.
-       (return_unsigned_true, return_unsigned_false): New.
-       (epilogue): Adjust call to frv_expand_epilogue.
-       (sibcall_epilogue): New.
-
-       * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
-       (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
-       before redefining them.
-
-2004-05-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_fixed_mathfn): New function.
-       (fold_builtin_lround, fold_builtin): Use it.
-
-2004-05-01  Jakub Jelinek  <jakub@redhat.com>
-
-       * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
-       also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
-
-2004-05-01  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/cris/cris.h: Revert my "fix comment typos" patch.
-
-2004-05-01  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
-
-2004-05-01  Falk Hueffner  <falk@debian.org>
-
-       * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
-       builtin_insll): Disallow 0 as first input operand.
-
-2004-05-01  Falk Hueffner  <falk@debian.org>
-
-       * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
-
-2004-05-01  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       PR middle-end/15054
-       * expr.c (expand_expr_real): Do not call preserve_temp_slots
-       on a TARGET_EXPR temp.
-       * function.c (assign_stack_temp_for_type): Set 'keep' flag for
-       TARGET_EXPR temp slots.
-
-2004-05-01  Paolo Bonzini  <bonzini@gnu.org>
-
-       * simplify-rtx.c (simplify_ternary_operation): When
-       converting an IF_THEN_ELSE to a relational op, return
-       correct mode.
-
-2004-04-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_round): Fix comment typo.
-       (fold_builtin_lround): New function.
-       (fold_builtin): Use it.
-
-2004-04-20  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       PR target/11608
-       * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
-       more like the one in config/dbxelf.h.
-
-2004-04-30  Zack Weinberg  <zack@codesourcery.com>
-
-       * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
-       and adjust definition accordingly.
-       (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
-       (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
-       * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
-       VECTOR_TYPE.
-
-2004-04-30  Jason Merrill  <jason@redhat.com>
-
-       PR c++/14587
-       * config/i386/winnt.c (associated_type): Look for attributes on
-       the TYPE_MAIN_VARIANT of *this.
-       * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
-       apply the attributes to the variants.
-
-2004-04-30  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Simplify arm --with-{cpu,tune} test.
-       * config/arm/arm-cores.def: Document whitespace restrictions.
-
-2004-04-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       PR other/1963
-       * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
-
-2004-04-30  Brian Ford  <ford@vss.fsi.com>
-           DJ Delorie  <dj@redhat.com>
-
-       * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
-       (DWARF2_DEBUGGING_INFO): Define to enable.
-       (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
-       DWARF2.
-       * configure.ac (Target-specific assembler checks)
-       <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
-       relocs.
-       * configure: Regenerate.
-       * config.in: Likewise.
-
-       * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
-       (ASM_OUPUT_DWARF_OFFSET): Define.
-
-2004-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
-
-       * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
-       (s390_emit_call): New function prototype added.
-       (s390_tls_get_offset): Function removed.
-       * config/s390/s390.c (s390_function_ok_for_sibcall,
-       s390_call_saved_register_used_p): New functions.
-       (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
-       (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
-       (s390_emit_tls_call_insn): New function.
-       (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
-       emit_call_insn.
-       (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
-       (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
-       added.
-       * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
-       register number used to hold the target address for sibcalls.
-       * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
-       New expanders.
-       ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
-       "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
-       ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
-       Expanders removed.
-       ("call", "call_value"): Call s390_emit_call to emit the call patterns.
-       ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
-       "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
-       ("epilogue"): Changed the call to s390_emit_epilogue to use the
-       new parameter.
-
-2004-04-30  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
-       cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
-       reg-stack.c, varasm.c, config/alpha/ev4.md,
-       config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
-       config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
-       config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
-       config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
-       config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
-       config/ia64/itanium2.md, config/ip2k/ip2k.c,
-       config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
-       config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
-       comment typos.
-
-2004-04-30  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Default ep9312 to hard-float.
-       * config/arm/arm-cores.def: Add ARCH field.
-       * config/arm/arm.c (FL_FOR_ARCH*): Define.
-       (arm_arch_cirrus): New variable.
-       (all_cores): Set and use arch.
-       (all_architectures): Ditto.
-       (arm_arch_name): New variable.
-       (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
-       Set and use arm_arch_cirrus.
-       * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
-       (enum processor_type): Update ARM_CORE define.
-       (enum target_cpus): Add.  Replaces TARGET_CPU_* defines.
-       (CPP_SPEC): Remove %(cpp_cpu_arch).
-       (CPP_ARCH_DEFAULT_SPEC): Remove.
-       (CPP_CPU_ARCH_SPEC): Remove.
-       (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
-       (FPUTYPE_DEFAULT): Don't define here.
-
-2004-04-30  J"orn Rennecke <joern.rennecke@superh.com>
-
-       * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
-       updates too.
-
-2004-04-30  Paul Brook  <paul@codesourcery.com>
-
-       * arm.c (arm_needs_doubleword_align): Use mode alignment.
-
-2004-04-30  Paolo Bonzini  <bonzini@gnu.org>
-
-       * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
-       vec_sububs.
-       [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
-       duplicates.
-
-2004-04-30  Uros Bizjak  <uros@kss-loka.si>
-
-       * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
-       atan2?f3 expanders.
-
-2004-04-29  Nick Clifton  <nickc@redhat.com>
-
-       Bug 14093
-       * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
-       * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
-       Delete static from definition.
-       * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
-
-2004-04-30  Uros Bizjak  <uros@kss-loka.si>
-
-       * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
-       UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
-       <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
-       <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
-
-2004-04-29  Richard Guenther  <richard.guenther@uni-tuebingen.de>
-
-       * commom.opt (Wfatal-errors): Add it.
-       * diagnostic.c (flag_fatal_errors): Define it.
-       (diagnostic_action_after_output): Check for flag_fatal_errors.
-       * flags.h (flag_fatal_errors): Declare it.
-       * opts.c (common_handle_option): Add OPT_Wfatal_errors.
-       * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
-
-2004-04-30  Josef Zlomek  <zlomekj@suse.cz>
-
-       * gcse.c (remove_reachable_equiv_notes): Delete notes also in
-       blocks which have kill flag set.
-
-2004-04-29  Ben Elliston  <bje@au.ibm.com>
-
-       * configure.ac (--with-as): Abort if user-supplied assembler
-       cannot be executed.
-       (--with-ld): Likewise for the linker.
-       * configure: Regenerate.
-
-2004-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * convert.c (convert_to_integer): Ensure `long_integer_type_node'
-       isn't NULL before using it.
-
-2004-04-29  Richard Sandiford  <rsandifo@redhat.com>
-
-       PR target/15189
-       * config/mips/mips.md (load_df_low): Use default length.
-       (load_df_high, store_df_high): Likewise.
-
-2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * config/mips/mips.md, config/mips/sb1.md,
-       config/rs6000/rs6000.c: Fix comment typos.
-
-2004-04-29  Kazu Hirata  <kazu@cs.umass.edu>
-
-       * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
-       Fix comment typos.
-
-2004-04-29  Douglas B Rupp  <rupp@gnat.com>
-
-       * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
-       (delete_if_ordinary): Use above macro.
-       * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
-       Update copyright.
-       * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
-
-2004-04-29  Richard Earnshaw  <rearnsha@arm.com>
-
-       * c-decl.c (get_parm_info): Use the correct tag keywords when
-       warning about type declarations in prototypes.
-
-2004-04-29  Paul Brook  <paul@codesourcery.com>
-
-       * config.gcc: Pull list of cores from arm-cores.def.
-
-2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
-
-       * combine.c (combine_simplify_rtx): Adjust call to use
-       simplify_relational_operation.  Do not use SELECT_CC_MODE
-       when a comparison already has a MODE_CC mode.
-
-2004-04-29  Paolo Bonzini  <bonzini@gnu.org>
-
-       (simplify_set): simplify_relational_operation may now
-       return another relational expression.
-       * cse.c (fold_rtx): simplify_relational_operation now
-       takes of computing the comparison mode.
-       * dojump.c (compare_from_rtx): Use simplify_relational_operation,
-       remove dead code.
-       (do_compare_rtx_and_jump): Likewise.
-       * integrate.c (subst_constants): simplify_relational_operation
-       may now return another relational expression.
-       * simplify-rtx.c (simplify_gen_relational): Move most code to
-       the new simplify_relational_operation and
-       simplify_relational_operation_1 functions.
-       (simplify_relational_operation): Rewritten.
-       (simplify_relational_operation_1): New function.
-       (simplify_ternary_operation): simplify_relational_operation
-       may now return another relational expression.
-       (simplify_rtx): Remove unnecessary temp variable.
-
-2004-04-29  Uros Bizjak  <uros@kss-loka.si>
-
-       * reg-stack.c (swap_to_top): New function.
-       (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
-       swap_to_top().
-       (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
-       (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
-       UNSPEC_FSCALE_EXP.
-
-       * config/i386/i386.md (UNSPEC_FSCALE): Remove.
-       (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
-       (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
-       x87's fscale insn.
-       (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
-       (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
-       patterns.
-
-2004-04-28  Serge Belyshev  <1319@bot.ru>
-
-       PR 14944
-       * coverage.c (read_counts_file): Fix usage of warning () call.
-       * pretty-print.c (pp_base_format_text): Fix typo in the comment.
-
-2004-04-28  Ben Elliston  <bje@au.ibm.com>
-
-       * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
-       options with "-" in the option index.
-       (SPARC Options): Likewise.
-       (M32R/D Options): Likewise.
-
-2004-04-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * convert.c (convert_to_integer): Convert (long)round -> lround,
-       etc.
-
-2004-04-28  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
-       Return false if we do not have fp register.
-       (addrs_ok_for_quad_peep): Rename to ...
-       (mems_ok_for_quad_peep): this.
-       Add check for volatile memory.
-       * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
-       Rename to ...
-       (mems_ok_for_quad_peep): this.
-       * config/rs6000/rs6000.md: Change peephole's for lfq/stq
-       to peephole2's.
-       (lfq_power2): New instruction.
-       (stfq_power2): Likewise.
-
-2004-04-28  Jan Hubicka  <jh@suse.cz>
-
-       PR c/15004
-       * function.c (do_warn_unused_parameter): Break out form ...
-       (expand_function_end): ... here; warn only when not using cgraphunit.
-       * function.h (do_warn_unused_parameter): Declare.
-       * cgraphunit.c: Include function.h.
-       (cgraph_finalize_function): Do unused parameter warning.
-       * Makefile.in (cgraphunit.o): Depend on function.h
-
-2004-04-28  Joseph S. Myers  <jsm@polyomino.org.uk>
-
-       * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
-       calling install-info on $(DESTDIR)$(infodir)/dir already being
-       present.
-
-2004-04-28  Paul Brook  <paul@codesourcery.com>
-
-       * dwarf2out.c (mem_loc_descriptor): Handle shifts.
-
-2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * gcse.c (find_moveable_store): Do not accept store insns with
-       REG_EH_REGION note.
-
-2004-04-28  Paul Brook  <paul@codesourcery.com>
-
-       * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
-       * function.c (assign_temp): Ditto.
-       * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
-
-2004-04-28  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
-
-2004-04-28  Josef Zlomek  <zlomekj@suse.cz>
-
-       * var-tracking.c (variable_different_p): Add a parameter
-       compare_current_location, compare current location of variable parts
-       if it is true.
-       (dataflow_set_different_1): Pass compare_current_location == false.
-       (dataflow_set_different_2): Pass compare_current_location == false.
-       (emit_notes_for_differences_1): Pass compare_current_location == true.
-
-2004-04-28  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/s390/s390.md ("casesi"): Mark jump table access as
-       non-trapping and unchanging.
-
-2004-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR debug/14829
-       * dwarf2out.c (reg_number): Rename to dbx_reg_number.  Adjust all
-       callers.
-       (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
-       number for indexing hard_regno_nregs array.
-
-2004-04-27  Geoffrey Keating  <geoffk@apple.com>
-
-       * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
-       * config/darwin-crt2.c: Only have contents on __ppc__.
-
-2004-04-27  Bob Wilson  <bob.wilson@acm.org>
-
-       * config/xtensa/xtensa.c (call_insn_operand): Check
-       SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
-       * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
-       * config/xtensa/xtensa.md (call, call_value): Likewise.
-
-2004-04-27  Wu Yongwei  <adah@sh163.net>
-
-       * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
-       (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
-       (__gthread_mutex_init_function): Replace CreateMutex with
-       initialization of custom mutex using CreateSemaphore.
-       (__gthread_mutex_lock): Use InterlockedIncrement.
-       (__gthread_mutex_trylock): Use InterlockedCompareExchange.
-       (__gthread_mutex_unlock): Use InterlockedDecrement and
-       ReleaseSemaphore to unlock
-       * config/i386/gthr-win32.c (__gthread_mutex_init_function,
-       __gthread_mutex_lock, __gthread_mutex_trylock,
-       __gthread_mutex_unlock): Adjust to match inline versions in
-       gthr-win32.h.
-
-2004-04-27  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_promote_prototypes): New function.
-       (TARGET_PROMOTE_PROTOTYPES): Use it.
-
-2004-04-27  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
-
-2004-04-26  Bernard Giroud  <bgiroud@free.fr>
-
-       * config/alpha.c (alpha_end_function): For OpenVMS gas,
-       correctly output .pdesc directive before .end.
-
-2004-04-26  James E Wilson  <wilson@specifixinc.com>
-
-       Bug 14927
-       * config/ia64/ia64.md (movxf): New local op0.  Handle case where
-       operands[0] is a SUBREG.  Handle case where operands[1] is a GR reg.
-
-2004-04-26  Zack Weinberg  <zack@codesourcery.com>
-
-       * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
-       * config/pa/pa-hpux10.h: Likewise.
-       * config/pa/pa-hpux11.h: Likewise.
-
-2004-04-26  Geoffrey Keating  <geoffk@apple.com>
-
-       * doc/invoke.texi (Overall Options): Document default for -o
-       for PCH files.
-
-2004-04-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * builtins.c (expand_builtin_update_setjmp_buf): New function.
-       (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
-       * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
-
-2004-04-26  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
-
-2004-04-26  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
-
-2004-04-25  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
-       fold (build1 (NEGATE_EXPR, ...)).  Optimize X / -1 as -X and
-       X % -1 as 0.
-
-2004-04-26  Hans-Peter Nilsson  <hp@bitrange.com>
-
-       PR bootstrap/15141
-       * except.c (connect_post_landing_pads): Delete insns after the
-       barrier when generating a unwind_resume_libfunc call.
-
-2004-04-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       PR/c++ 15119
-       * tree.c (substitute_placeholder_in_expr, case 4): New case,
-       for TARGET_EXPR.
-
-2004-04-25  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
-       __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
-       inhibit_libc is defined.
-
-2004-04-25  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
-       * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
-       * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
-       (TARGET_SCHED_VARIABLE_ISSUE): Define.
-       (mips_adjust_cost): Move later in file, next to other sched hooks.
-       (mips_macc_chains_last_hilo): New variable.
-       (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
-       (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
-       * config/mips/mips.md (may_clobber_hilo): New attribute.
-
-2004-04-24  Roger Sayle  <roger@eyesopen.com>
-           Bruce Korb  <bkorb@gnu.org>
-
-       * fixinc/inclhack.def (aix_syswait_2): New fix.
-       * fixinc/fixincl.x: Regenerate.
-       * fixinc/tests/base/sys/wait.h: Update for new test.
-
-2004-04-24  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14960
-       * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
-       to non_fixed_size, and leave out fixed_size from the sum.
-       (generate_set_vrsave): Correct clobbers.
-       (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
-       (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
-       (rs6000_libcall_value): Likewise.
-       * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
-       (FUNCTION_ARG_REGNO_P): Likewise.
-
-2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
-       is a CONST_INT.
-       (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
-       with NARROW_OP1 instead of OP1.
-
-2004-04-24  Ulrich Weigand  <uweigand@de.ibm.com>
-
-       * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
-       and __s390x__ hosts.
-
-2004-03-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
-
-       * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
-       _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
-       * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
-       BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
-       BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
-       * builtins.c (expand_builtin_fork_or_exec): New.
-       (expand_builtin): Call it.
-       * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
-       BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
-       * c-common.c (PID_TYPE): New macro.
-       (c_common_nodes_and_builtins): Initialize pid_type_node.
-       * calls.c (special_function_p): Do not handle fork and exec.
-       (expand_call): Do not handle ECF_FORK_OR_EXEC.
-       * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
-       __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
-       * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
-       __gcov_execv, __gcov_execvp, __gcov_execve): New.
-       * tree.h (enum tree_index): Add TI_PID_TYPE.
-       (pid_type_node): New macro.
-       (ECF_FORK_OR_EXEC): Removed.
-
-2004-04-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
-
-       PR optimization/13985
-       * cfgloopmanip.c (fix_loop_placements): New prototype.
-       Call fix_bb_placements on the preheader of loops that have
-       been reparented.
-       (remove_path): Adjust call to fix_loop_placements.
-
-2004-04-23  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/darwin7.h: New file.
-       * config.gcc (*-*-darwin*): Add darwin7.h if the
-       version is greater than 6.
-       * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
-       (MATH_LIBRARY): Wrap in ifdefs.
-
-2004-04-23  Daniel Jacobowitz  <drow@mvista.com>
-
-       * config/arm/arm.c (arm_output_epilogue): Reverse the order of
-       loading iWMMXt registers with a frame pointer.  Use post-increment
-       without a frame pointer.
-       (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
-
-2004-04-23  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
-       mode" rather than "-funit-at-a-time" since -O2 enables it
-       without requiring -f* options.  Refer to -fprofile-generate and
-       -fprofile-use correctly.  Move -funit-at-a-time among options
-       enabled by -O.  Add information about unit-at-a-time caveats.
-
-2004-04-22  Per Bothner  <per@bothner.com>
-
-       * line-map.h (struct line_maps):  New field highest_line.
-       (linemap_position_for_column):  Make non-inline function.
-       (LINEMAP_POSITION_FOR_COLUMN):  New macro.
-       * line-map.c (linemap_init):  Clear highest_line field.
-       (linemap_add):  Set highest_line field.
-       (linemap_line_start):  Minor optimization - use highest_line field.
-       Reduce maximum column hint to 10000.  Update highest_line field.
-       (linemap_position_for_column):  Moved from line-map.h.  Optimize a bit.
-       * cpphash.h (struct cpp_reader):  Remove line field - instead use
-       line_table->highest_line.
-       (saved_line):  Remove unused field.
-       (CPP_INCREMENT_FILE):  Don't do linemap_lookup - just use newest map.
-       Use  line_table's highest_line field instead of cpp_reader's line.
-       * cpplib.c (start_directive):  Likewise use highest_line field.
-       (do_line, do_linemarker):  Likewise just use newest map.
-       (_cpp_do_file_change):  Don't need to set cpp_reader's line field.
-       * cpperror.c (cpp_error):  Likewise use highest_line field.
-       * cppfiles.c (open_file_failed:  Likewise.
-       (cpp_make_system_header):  Likewise use newest map and highest_line.
-       * cppinit.c (cpp_create_reader):  Don't initialize removed field.
-       * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
-       skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
-       _cpp_lex_direct):  Likewise use highest_line.
-       (_cpp_lex_direct):  Use new LINEMAP_POSITION_FOR_COLUMN macro.
-       * cppmacro.c (_cpp_builtin_macro_text):  Likewise use highest_line,
-       and use newest map.
-       * cpppch.c (cpp_read_state):  Don't save+restore cpp_reader's line.
-       * cpptrad.c (_cpp_overlay_buffer):  Don't save cpp_reader's line.
-       (copy_comment, _cpp_scan_out_logical_line):  Likewise use highest_line.
-
-2004-04-23  Alan Modra  <amodra@bigpond.net.au>
-
-       PR bootstrap/14992
-       * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
-       * config/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/sh/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
-       * gcc/config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
-
-2004-04-22  Per Bothner  <per@bothner.com>
-
-       * cppinit.c (cpp_read_main_file):  Return NULL rather than false.
-       Fixes PR preprocessor/15067.
-
-2004-04-23  Andreas Schwab  <schwab@suse.de>
-
-       * config/ia64/ia64intrin.h: Add intermediate cast to void * to
-       avoid aliasing warning.
-
-2004-04-22  Jan Hubicka  <jh@suse.cz>
-           Mostafa Hagog <mustafa@il.ibm.com>
-
-      * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
-      * cfgloopanal.c (expected_loop_iterations): Change the return value
-
-2004-04-22  Jakub Jelinek  <jakub@redhat.com>
-
-       * cselib.h (struct elt_loc_list): Remove canon_loc field.
-       * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
-       (cselib_invalidate_mem): Remove all canon_loc and canon_x
-       traces.
-
-2004-04-22  Josef Zlomek  <zlomekj@suse.cz>
-
-       Revert
-       2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
-
-               * var-tracking.c (variable_part_different_p): Variable parts
-               differ when the most recent locations differ.
-
-2004-04-22  Richard Sandiford  <rsandifo@redhat.com>
-
-       * doc/invoke.texi: Remove the MIPS -membedded-pic option.
-       * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
-       (embedded_pic_offset): Delete.
-       * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete.  Shuffle other
-       MASK_* constants.
-       (TARGET_EMBEDDED_PIC): Delete.
-       (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
-       (ASM_SPEC): Remove -membedded-pic.
-       (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
-       (ASM_OUTPUT_CASE_LABEL): Likewise.
-       * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
-       * config/mips/windiss.h (ASM_SPEC): Likewise.
-       * config/mips/mips.c (struct machine_function): Remove
-       embedded_pic_fnaddr_rtx.
-       (TARGET_ENCODE_SECTION_INFO): Remove override.
-       (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
-       (override_options): Remove -membedded-pic handling.
-       (print_operand): Remove handling of '%S'.
-       (mips_select_section: Remove -membedded-pic handling.
-       (mips_encode_section_info): Delete.
-       (mips_output_conditional_branch): Remove mention of -membedded-pic.
-       * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
-       -membedded-pic handling.
-       (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
-
-2004-04-22  Alan Modra  <amodra@bigpond.net.au>
-
-       * var-tracking.c (frame_base_decl): Remove useless GTY.
-
-2004-04-21  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.c (rs6000_override_options): Error when
-       user wants altivec and e500 instructions.
-
-2004-04-21  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/14813
-       * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
-       in .init_array section to ...
-       * config/ia64/crtbegin.asm: Here.
-
-       * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
-       and hidden if HAVE_INITFINI_ARRAY is defined.
-
-2004-04-21  James E Wilson  <wilson@specifixinc.com>
-
-       * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
-       * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
-       (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
-       (fp_register_operand, lo_operand): New.
-       (mips_rtx_costs): Add TUNE_SB1 support.
-       (mips_issue_rate): Add comment.  Add PROCESSOR_SB1 support.
-       (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
-       (mips_multipass_dfa_lookahead): New.
-       * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
-       TUNE_SB1): New.
-       (TARGET_SWITCHES): Add -mfp-exceptions support.
-       (TARGET_FP_EXCEPTIONS_DEFAULT): New.
-       (BRANCH_COST): Fix whitespace.
-       * config/mips/mips.md: Include sb1.md.
-       * config/mips/sb1.md: New file.
-       * doc/invoke.texi: Document -mfp-exceptions.
-
-       * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS.  Fix
-       comment.
-       * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
-       (fixincl.o-warn): Delete.
-
-2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000 (print_operand) ['z']:
-       Change ifdef of TARGET_MACHO to if TARGET_MACHO.
-
-2004-04-21 Daniel Jacobowitz  <drow@mvista.com>
-
-       * config.gcc: Support --with-arch=iwmmxt for ARM.
-
-2004-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
-       in two more places; remove unneeded force_reg
-
-2004-04-21  Andrew Pinski  <pinskia@physics.uc.edu>
-
-       * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
-       for TARGET_MACHO.
-       (print_operand): For TARGET_MACHO check to see if we need a stub
-       and output one if we need it.
-
-       PR debug/15033
-       * dwarf2out.c (rtl_for_decl_location): Check for NULL
-       rtl.
-
-2004-04-20  James E Wilson  <wilson@specifixinc.com>
-
-       * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
-       (vall_value_gp): Likewise.
-
-2004-04-20  DJ Delorie  <dj@redhat.com>
-
-       * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
-       variables stored in word registers, then in memory.
-
-2004-04-20  Eric Christopher  <echristo@redhat.com>
-
-       * cp/parser.c (cp_parser_declaration): Move translate
-       up before tokens are lexed.
-
-2004-04-20  Uros Bizjak  <uros@kss-loka.si>
-
-       * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
-       (asin_optab, acos_optab): Define corresponding macros.
-       * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
-       * genopinit.c (optabs): Implement asin_optab and acos_optab
-       using asin?f2 and acos?f2 patterns.
-       * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
-       using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
-       (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
-       using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-
-       * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
-       acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
-       acos, acosf and acosl built-ins as inline x87 intrinsics.
-
-2004-04-20  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
-
-2004-04-20  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
-
-2004-04-20  Paolo Bonzini  <bonzini@gnu.org>
-
-       Revert part of 2004-04-17 change that moved -frename-registers
-       to -O1.  -frename-registers is buggy.
-
-       * toplev.c (flag_rename_registers): Initialize to 0.
-       * doc/invoke.texi (Optimize options): Move -frename-registers
-       to "Not triggered by any -O level" section.  Adjust commentary
-       accordingly.
-
-2004-04-20  Anil Paranjpe <anilp1@kpitcummins.com>
-
-       * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
-
-2004-04-20  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.c (mips_legitimize_move): Generate special patterns
-       for mflo and mfhi instructions.
-       (mips_output_move): Remove mflo and mfhi handling.
-       * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
-       (*mulsidi3_64bit): Update for new mfhi/mflo representation.
-       Likewise various define_peephole2s.
-       (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
-       alternatives.
-       (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
-       (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
-       (mfhilo_di, mfhilo_si): New patterns.
-
-2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
-
-       * function.c (assign_parms): Force
-       MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
-
-2004-04-20  Josef Zlomek  <zlomekj@suse.cz>
-
-       * var-tracking.c (variable_part_different_p): Variable parts differ
-       when the most recent locations differ.
-
-2004-04-19  James E Wilson  <wilson@specifixinc.com>
-
-       * rtl.h (reg_set_last): Delete declaration.
-       * rtlanal.c (reg_set_last): Delete.
-
-2004-04-19  Roger Sayle  <roger@eyesopen.com>
-
-       * fold-const.c (fold_convert): Make function extern/public.
-       * tree.h (fold_convert): Prototype here.
-       * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
-       expand_builtin_strrchr, expand_builtin_strpbrk,
-       expand_builtin_mempcpy, expand_builtin_bcopy,
-       expand_builtin_bzero, expand_builtin_memcmp,
-       expand_builtin_strcmp, expand_builtin_strncmp,
-       stabilize_va_list, expand_builtin_sprintf,
-       fold_trunc_transparent_mathfn, fold_builtin_logarithm,
-       fold_builtin_exponent, fold_builtin_mempcpy,
-       fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
-       fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
-       fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
-
-2004-04-19  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
-       (move_from_CR_gt_bit): New.
-       (cceq_ior_compare): Name previously unnamed pattern.  Disable for
-       E500.
-       (cceq_rev_compare): Name previously unnamed pattern.  Allow for
-       E500.
-
-       * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
-       (tstsfeq_gpr): Same.
-       (cmpsfgt_gpr): Same.
-       (tstsfgt_gpr): Same.
-       (cmpsflt_gpr): Same.
-       (tstsflt_gpr): Same.
-       (e500_cceq_ior_compare): New.
-       (e500_flip_gt_bit): New.
-
-       * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
-       (print_operand): Add 'c' and 'D'.
-       (rs6000_generate_compare): Rewrite to generate correct rtl.
-       (rs6000_emit_sCOND): Handle E500.
-       (output_cbranch): Adjust for changes in rs6000_generate_compare.
-       (output_e500_flip_gt_bit): New.
-
-       * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
-       Protoize.
-
-2004-04-19  Eric Christopher  <echristo@redhat.com>
-
-       * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
-
-2004-04-19  David Edelsohn  <edelsohn@gnu.org>
-
-       * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
-       fix information.
-
-2004-04-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
-       download URL.
-
-2004-04-19  Daniel Jacobowitz  <drow@mvista.com>
-
-       * stor-layout.c (layout_decl): Check DECL_PACKED before calling
-       ADJUST_FIELD_ALIGN.  Check maximum_field_alignment after.
-
-2004-04-19  Andrew PInski  <pinskia@physics.uc.edu>
-
-       * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
-       (fold_builtin): Update caller to match.
-
-       PR bootstrap/15009
-       * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
-
-       PR bootstrap/14999
-       * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
-
-2004-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
-
-       * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
-
-       * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
-       (expand_mult_highpart_optab): Likewise.
-       (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
-
-2004-04-19  Paul Brook  <paul@codesourcery.com>
-
-       * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
-       floatunssisf2, floatunssidf2): New patterns.
-
-2004-04-18  Mark Mitchell  <mark@codesourcery.com>
-
-       PR other/14918
-       * doc/invoke.texi (-fprofile-generate): Document requirement to
-       use -fprofile-generate when linking.
-
-       * doc/extend.texi (Strong Using): Warn users against using this
-       feature.
-
-2004-04-18  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
-       * config/mips/mips.h (mips_entry, mips_string_length): Delete.
-       (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
-       * config/mips/mips.c (struct mips16_constant): Renamed from struct
-       constant.  Propogate change throughout file.
-       (struct machine_function): Remove insns_len.
-       (mips_string_length, mips16_strings, string_constants): Delete.
-       (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
-       when generating mips16 code.  Remove special mips16 treatment of
-       string constants.
-       (mips_symbolic_constant_p): Allow mips16 constant pool accesses
-       to have the form LABEL+CONSTANT.
-       (mips_symbolic_address_p): Fix comment.
-       (m16_usym8_4, m16_usym5_4): Delete.
-       (mips_output_function_epilogue): Remove mips16 string handling.
-       (mips_output_mi_thunk): Call mips16_lay_out_constants.
-       (mips_select_section, mips_encode_section_info): Remove mips16
-       string handling.
-       (struct mips16_constant_pool): New.
-       (add_constant): Take a mips16_constant_pool structure.  Keep pool
-       sorted into order of ascending mode size.  Keep track of the highest
-       possible start address, taking padding and the masking of the base PC
-       value into account.
-       (dump_constants_1): New function, split out from dump_constants.
-       Handle vector constants.  Use gen_consttable_{int,float} rather than
-       separate functions for each mode.
-       (dump_constants): Simplify.  Use GET_MODE_ALIGNMENT.  Use gen_align
-       rather than separate functions for each alignment.
-       (mips_find_symbol): Delete.
-       (mips16_insn_length): New function, split out from
-       mips16_lay_out_constants.
-       (mips16_rewrite_pool_refs): New function.
-       (mips16_lay_out_constants): Rework. Remove string handling.
-       Always create an inline constant pool.
-       * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
-       (UNSPEC_ALIGN): New constants.
-       (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
-       (UNSPEC_ALIGN_[248]): Delete.
-       (consttable_int, consttable_float, align): New patterns.
-       (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
-
-2004-04-17  Aldy Hernandez  <aldyh@redhat.com>
-
-       * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
-       __unn_args_eq.
-
-2004-04-17  Alan Modra  <amodra@bigpond.net.au>
-
-       PR target/14715
-       * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
-       with STARTING_FRAME_OFFSET.
-
-2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
-       * config/mips/mips.c (macc_msac_operand): New function.
-       * config/mips/mips.md (*msac): Move after *macc.
-       (*msac2): New.  Generalize macc-related peepholes so that they apply
-       to msac too.
-
-2004-04-17  Paolo Bonzini  <bonzini@gnu.org>
-
-       * opts.c (decode_options): Do not enable flag_rename_registers
-       and flag_web at -O3.
-       * toplev.c (flag_rename_registers): Initialize
-       flag_rename_registers and flag_web to
-       AUTODETECT_FLAG_VAR_TRACKING.
-       (default_debug_hooks): New global.
-       (process_options): Initialize default_debug_hooks.  Warn if
-       -fvar-tracking specified but not supported by the current
-       debug format.  Do not run var tracking at -O0 or if not
-       supported by the current debug format, even if
-       -fvar-tracking was given.  If -fno-rename-registers
-       is not specified, always run register renaming if var
-       tracking is supported by the default debugging information
-       format for the target, and we are at -O1 or higher; similarly
-       for -fweb, but only at -O2 or higher.
-       * doc/invoke.texi (Optimize Options): Document this.
-
-2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
-       * configure: Regenerate.
-
-2004-04-17  Richard Sandiford  <rsandifo@redhat.com>
-
-       * gcc.c (used_arg): Check whether an option has been removed.
-
-2004-04-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
-       debugging on Solaris 7 and up.
-
-2004-04-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
-       IRIX 5 port.
-       Remove -save-temps workaround, handled automatically.
-       Require GNU binutils 2.15 for debugging.
-       Remove SGI make warnings since GNU make is now required.
-       (Specific, mips-sgi-irix6): Some markup fixes.
-       Describe MIPSpro C problems and workarounds.
-       Mention working O32 ABI support.
-       Recommend GNU as 2.15 for O32 with debugging.
-       Remove description of fixed structure pass/return bug.
-
-2004-04-16  DJ Delorie  <dj@redhat.com>
-
-       * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
-       TYPE_FIELDS.
-       (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
-
-2004-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       * pa.md: Remove unnecessary declarations for asm_out_file.
-
-       * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
-       SAR register.  Fix comment.
-       (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
-       (%cr11).
-
-       * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
-
-2004-04-16  Nick Clifton  <nickc@redhat.com>
-
-       * config/arm/arm.c (arm_override_options): Revert previous patch.
-       * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
-       be safely built.
-
-2004-04-16  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
-
-       * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
-       bug.
-       (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
-       TARGET_DEFAULT): Changed. Ditto.
-       (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
-       TARGET_ENDIAN_DEFAULT): Added. Ditto.
-       * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
-       (TARGET_ENDIAN_DEFAULT): Added.
-
-2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
-       ATTR_CONST_NOTHROW_LIST.
-
-2004-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       PR/middle-end 14915
-       * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
-       BITS_BIG_ENDIAN.
-
-2004-04-15  Pat Haugen  <pthaugen@us.ibm.com>
-
-       * ra-debug.c (ra_print_rtx): Add break's to case legs.
-
-2004-04-14  James E Wilson  <wilson@specifixinc.com>
-
-       * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
-
-2004-04-14  Nathanael Nerode  <neroden@gcc.gnu.org>
-
-       * libada-mk.in: New file.
-       * configure.ac: Create libada-mk from libada-mk.in.
-       * configure: Regenerate.
-
-2004-04-14  Uros Bizjak  <uros@kss-loka