+2004-08-18 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
+
+ * config/mips/mips.md (type): Add frdiv.
+ (divsf3+1, divsf3+2): Change type to frdiv.
+ * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
+ ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
+
+ * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
+ * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
+ * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
+ * config/mips/5000.md (r5k_fdiv_single): Likewise.
+ * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
+ * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
+ * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
+ * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
+ * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
+ * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
+ Likewise.
+ * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
+
+2004-08-18 Robert Bowdidge <bowdidge@apple.com>
+
+ * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
+ get regression tester working again.
+
+2004-08-18 Zack Weinberg <zack@codesourcery.com>
+
+ * insn-notes.def, reg-notes.def: New files.
+ * rtl.h: Use them to define enum insn_note and enum reg_note.
+ * rtl.c: Use them to define note_insn_name and reg_note_name.
+ * Makefile.in (RTL_BASE_H): Update.
+
+ * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
+ renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
+
+2004-08-18 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_size_rtx_costs): New function.
+ (arm_override_options): Use it if optimizing for space.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (gen_const_mem): New.
+ * rtl.h (gen_const_mem): Declare.
+ * expr.c (do_tablejump): Use it.
+ * varasm.c (force_const_mem): Likewise.
+ * config/darwin.c (machopic_indirect_data_reference): Likewise.
+ (machopic_legitimize_pic_address): Likewise.
+ * config/arm/arm.c (legitimize_pic_address): Likewise.
+ * config/i386/i386.c (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
+ * config/ia64/ia64.md (load_fptr): Likewise.
+ * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
+ * config/pa/pa.c (legitimize_pic_address): Likewise.
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
+ (rs6000_emit_move): Likewise.
+ * config/s390/s390.c (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ * config/s390/s390.md (casesi): Likewise.
+ * config/sh/sh.c (sh_reorg): Likewise.
+ * config/sparc/sparc.c (legitimize_pic_address): Likewise.
+ * config/v850/v850.md (casesi): Likewise.
+
+ * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
+ * config/sh/sh.c (prepare_move_operands): Remove incorrect
+ use of MEM_READONLY_P.
+
+2004-08-18 Steven Bosscher <stevenb@suse.de>
+
+ * Makefile.in (OBJS-common): Add postreload-gcse.c.
+ Add new postreload-gcse.o.
+ * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
+ (lookup_as_function, insert, rehash_using_reg, use_related_value,
+ equiv_constant): Use SAFE_HASH instead of safe_hash.
+ (exp_equiv_p): Export. Add for_gcse argument when comparing
+ for GCSE.
+ (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
+ find_comparison_args, fold_rtx, cse_insn): Update callers.
+ (hash_rtx): New function derived from old canon_hash and bits
+ from gcse.c hash_expr_1.
+ (canon_hash_string): Rename to hash_rtx_string.
+ (canon_hash, safe_hash): Make static inline. Call hash_rtx.
+ * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
+ (cselib_lookup): Update this caller.
+ * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
+ Make static.
+ (hash_expr): Call hash_rtx.
+ (ldst_entry): Likewise.
+ (expr_equiv_p): Call exp_equiv_p.
+ (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
+ reg_used_on_edge, reg_set_between_after_reload_p,
+ reg_used_between_after_reload_p, get_avail_load_store_reg,
+ is_jump_table_basic_block, bb_has_well_behaved_predecessors,
+ get_bb_avail_insn, hash_scan_set_after_reload,
+ compute_hash_table_after_reload,
+ eliminate_partially_redundant_loads, gcse_after_reload,
+ get_bb_avail_insn, gcse_after_reload_main): Remove.
+ * postreload-gcse.c: New file, reincarnating most of the above.
+ * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
+ (gcse_after_reload_main): Update prototype.
+ * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
+ * passes.c (rest_of_handle_gcse2): Use it.
+
+2004-08-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
+ (pass_loop_done): Likewise.
+
+2004-08-18 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/darwin.md: Delete the altivec patterns which are
+ handled differently now.
+ (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
+ (macho_correct_pic_di): Likewise.
+ (call_indirect_nonlocal_darwin64): Likewise.
+ Delete the save world/saveFP/saveVec patterns.
+
+ Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
+ * config/darwin.c (macho_indirect_data_reference): Add DImode case.
+ * config/rs6000/rs6000.md: Include darwin.md.
+ (builtin_setjmp_receiver): Add DImode case.
+ * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
+ Darwin bits.
+
+2004-08-18 Matt Austern <austern@apple.com>
+
+ Dead code stripping
+ * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
+ * darwin.c (darwin_file_end): Mark file as potentially strippable.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * alias.c (readonly_fields_p): Remove.
+ (objects_must_conflict_p): Don't call it.
+ * tree.h (readonly_fields_p): Remove.
+ * langhooks.h (struct lang_hooks): Remove honor_readonly.
+ * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
+
+2004-08-18 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dfa.c (add_referenced_var): Only global variables are
+ call-clobbered.
+ * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
+ * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
+ all pointers dereferenced if the statement dereferences them.
+ (create_name_tags): Do not create memory tags for pointers
+ that have PT_ANYTHING set.
+ Also check if PT_VARS is not empty before creating a name tag.
+ (compute_flow_sensitive_aliasing): Don't mark call-clobbered
+ variables that share the same alias set with a pointer that
+ may point anywhere.
+ (add_may_alias): Add FIXME comment to remove clobbering
+ aliased variables and tags.
+ (replace_may_alias): Likewise.
+ (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
+ (merge_pointed_to_info): If the original variable has not
+ points-to information, call set_pt_anything.
+ (add_pointed_to_var): Do not prevent adding a pointed-to
+ variable if the pointers is PT_ANYTHING.
+ If the variable is a global, set PT_GLOBAL_MEM.
+ (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
+ pointer type only come in PTR+OFFSET flavours.
+ Always call merge_pointed_to_info on PHI arguments that are
+ SSA_NAMEs.
+ (get_nmt_for): Mark call-clobbered tags whose pointer points
+ to global memory.
+ * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
+ values.
+ (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
+ FLAGS.
+ (add_stmt_operand): Abort if the caller tried to add a killing
+ definition for a memory tag.
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
+ unnecessary checks.
+
+2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
+ from call_used_regs. Update call_really_used_regs.
+ (CALL_REALLY_USED_REGISTERS): Define.
+ * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
+ Replace call_used_regs with call_really_used_regs.
+ (calc_live_regs, sh_media_register_for_return): Likewise.
+ (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
+ * sh.md (return_media): Likewise.
+
+2004-08-18 Andrew Pinski <apinski@apple.com>
+
+ * config/darwin.c (machopic_legitimize_pic_address): Only set
+ MEM_READONLY_P in the non TARGET_TOC case.
+
+2004-08-18 Zack Weinberg <zack@codesourcery.com>
+
+ * rtl.def (NIL): Delete.
+ * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
+ Tighten the syntax a little.
+
+ * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
+ * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
+ * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
+ * config/i386/predicates.md, config/m32r/m32r.h
+ * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
+ * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
+ * config/sparc/sparc.h, doc/tm.texi:
+ Replace all occurrences of NIL with UNKNOWN.
+
+2004-08-18 Zack Weinberg <zack@codesourcery.com>
+
+ * dojump.c (do_jump <unordered_bcc>): Do not recursively call
+ self with a TRUTH_ORIF_EXPR; generate the appropriate jump
+ sequence inline. Move drop_through_label code into this
+ block, being the only place it is used. Adjust comments.
+
+2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/altivec.md: Add new patterns for calls to
+ save_world/rest_world functions.
+
+ * config/rs6000/rs6000-protos.h: (save_world_operation,
+ restore_world_operation) new declarations.
+
+ * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
+ field added.
+ (rs6000_stack_info): Set world_save_p field.
+ (save_world_operation): New function.
+ (restore_world_operation): New function.
+ (compute_save_world_info): New function.
+ (rs6000_stack_info): Call compute_save_world_info.
+ (rs6000_emit_prologue): Check for world_save_p and generate
+ pattern to call save_world for saving all non-volatile and
+ special registers.
+ (rs6000_emit_epilogue): Check for world_save_p and generate
+ pattern to call rest_world to restore saved registers.
+
+ config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
+ FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
+ (rs6000_reg_names): New entries added for save_world_operation and
+ restore_world_operation.
+
+2004-08-18 Caroline Tice <ctice@apple.com>
+
+ * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
+ "-freorder-blocks-and-partition" to the flags used in second
+ stage of profiledbootstrap.
+ * bb-reorder.c (push_to_next_round_p): Add new variable,
+ next_round_is_last; set and use variable to make sure, when
+ partitioning, that the last trace construction round consists
+ of all (and only) cold basic blocks.
+ (rotate_loop): Don't copy blocks that end in a section
+ crossing jump.
+ (copy_bb): Correctly initialize "partition" of duplicated bb.
+ (add_unlikely_executed_notes): Add a comment.
+ (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
+ to make sure, if function contains hot blocks, that the
+ successors of ENTRY_BLOCK_PTR are hot; also, only look for
+ crossing edges if the architecture supports named sections.
+ (mark_bb_for_unlikely_executed_section): Modify to always
+ insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
+ the basic block note insn.
+ (fix_crossing_unconditional_branches): Remove extra space.
+ (fix_edges_for_rarely_executed_code): Modify to only do
+ partitioning work if the architecture supports named sections.
+ (reorder_basic_blocks): Modify to only add
+ NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
+ supports named sections.
+ * c-common.c (handle_section_attribute): Initialize new global
+ variable, user_defined_section_attribute, to true if user has
+ specified one.
+ * cfgcleanup.c (try_forward_edges): Modify to not attempt to
+ forward edges that cross section boundaries.
+ * cfglayout.c (fixup_reorder_chain): Modify to only fix up
+ partitioning information if the architecture supports named
+ sections.
+ * cfgrtl.c (target.h): Add statement to include this.
+ (rtl_split_block): Make sure newly created bb gets correct
+ partition.
+ (try_redirect_by_replacing_jump): Make sure redirection isn't
+ attempting to cross section boundaries.
+ (force_nonfallthru_and_redirect): Only do partition fix up if
+ architecture supports named sections.
+ (rtl_split_edge): Make sure newly created bb ends up in
+ correct partition.
+ (commit_one_edge_insertion): Remove code that incorrectly
+ updated basic block partition; Make sure partition fix up only
+ happens if architecture supports named sections and it's not
+ already done.
+ (rtl_verify_flow_info_1): Fix if-condition on test/error
+ condition that fallthru edges are not allowed to cross section
+ boundaries.
+ * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
+ * final.c (final_scan_insn): Remove redundant test from if-statement;
+ change calls to text_section into calls to function_section; add code
+ to only to partitioning fix up if architecture supports named
+ sections.
+ * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
+ partition.
+ (if_convert): Add targetm.have_named_sections to test.
+ * output.h (unlikely_section_label): Extern declaration for new global
+ variable.
+ (unlikely_text_section_name): Likewise.
+ * opts.c (decode_options): If both partitioning and DWARF debugging
+ are turned on, issue a warning that this doesn't work, and change
+ partitiong to basic block reordering (without hot/cold partitions).
+ * passes.c (rest_of_handle_final): Re-set new global variable,
+ user_defined_section_attribute, to false.
+ (rest_of_compilation): Change options for calling partitioning
+ function: Don't call if the user defined the section attribute, and
+ don't call if DECL_ONE_ONLY is true for the current function.
+ * predict.c (choose_function_section): Return immediately if we
+ are doing hot/cold partitioning (i.e. let the basic block partitioning
+ determine where the function belongs).
+ * reg-stack.c (emit_swap_insn): Add condition to step over
+ NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
+ * toplev.c (user_defined_section_attribute): New global variable.
+ * toplev.h (user_defined_section_attribute): Extern declaration for new
+ global variable.
+ * varasm.c (unlikely_section_label): New global variable.
+ (unlikely_text_section_name): New global variable.
+ (unlikely_text_section): Add code to initialize unlikely_text_section_name
+ if necessary; modify to use unlikely_text_section_name and
+ unlikely_section_label; also to use named_section properly.
+ (in_unlikely_text_section): Modify to work correctly with named_section
+ and to use unlikely_text_section_name.
+ (named_section): Add code to work properly with cold section.
+ (function_section): Clean up if-statement.
+ * config/darwin.c (darwin_asm_named_section): Return to original code,
+ removing use of SECTION_FORMAT_STRING.
+ * config/arm/pe.h (switch_to_section): Add case for
+ in_unlikely_executed_text to switch statement.
+ * config/i386/cygming.h (switch_to_section): Likewise.
+ * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Likewise.
+ * config/mcore/mcore.h (switch_to_section): Likewise.
+ * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Remove.
+
+2004-08-18 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
+ -ffixed-reg safe, by preserving the meanings of zero and one.
+ (CALL_USED_REGISTERS): Likewise.
+ (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
+
+2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (split_branches): Check the result of
+ next_active_insn.
+ (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
+ Call rtl_register_cfg_hooks.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
+ * alias.c (true_dependence): Update to match new semantics.
+ (canon_true_dependence, write_dependence_p): Likewise.
+ (anti_dependence, output_dependence): Update write_dependence_p args.
+ (unchanging_anti_dependence): Remove.
+ * calls.c (purge_mem_unchanging_flag): Remove.
+ (fixup_tail_calls): Don't call it.
+ (expand_call): Don't add unchanging memory to function usage.
+ * expr.c (emit_block_move_via_libcall): Likewise.
+ (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
+ (get_subtarget): Don't use RTX_UNCHANGING_P.
+ (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
+ (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
+ * combine.c (get_last_value_validate): Use MEM_READONLY_P.
+ * cse.c (insert): Don't use RTX_UNCHANGING_P.
+ (cse_insn, canon_hash): Use MEM_READONLY_P.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
+ instead of RTX_UNCHANGING_P.
+ * explow.c (maybe_set_unchanging): Remove.
+ * expr.h (maybe_set_unchanging): Remove.
+ * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
+ * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
+ (assign_parm_setup_reg, expand_function_start): Likewise.
+ * integrate.c (copy_rtx_and_substitute): Likewise.
+ * ra-rewrite.c (emit_colors): Likewise.
+ * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
+ (fixup_match_1): Likewise.
+ * reload1.c (reload, alter_reg): Likewise.
+ * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
+ not RTX_UNCHANGING_P.
+ (equiv_init_varies_p): Likewise.
+ * loop-invariant.c (check_maybe_invariant): Likewise.
+ * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
+ * loop.c (note_addr_stored): Likewise.
+ (prescan_loop): Likewise. Don't check function usage for clobbered
+ unchanging memory.
+ * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
+ not RTX_UNCHANGING_P.
+ (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
+ * varasm.c (force_const_mem): Likewise.
+ * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
+ * web.c (entry_register): Likewise.
+ * tree-gimple.h (get_base_address): Move decl ...
+ * tree.h: ... here.
+ * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
+
+ * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
+ called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
+ (alpha_set_memflags): Update to match.
+
+ * config/darwin.c (machopic_indirect_data_reference): Set
+ MEM_READONLY_P instead of RTX_UNCHANGING_P.
+ (machopic_indirect_call_target): Likewise.
+ (machopic_legitimize_pic_address): Likewise.
+ * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
+ arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
+ * config/arm/arm.md (load_multiple, store_multiple): Likewise.
+ * config/frv/frv.md (symGOT2reg): Likewise.
+ * config/i386/i386.c (legitimize_pic_address,
+ legitimize_tls_address, ix86_split_to_parts): Likewise.
+ * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
+ * config/ia64/ia64.md (load_fptr): Likewise.
+ * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
+ * config/m68k/m68k.c (legitimize_pic_address): Likewise.
+ * config/mcore/mcore.c (block_move_sequence): Likewise.
+ * config/mn10300/mn10300.md (symGOT2reg): Likewise.
+ * config/pa/pa.c (legitimize_pic_address): Likewise.
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
+ (rs6000_emit_move): Likewise.
+ * config/s390/s390.c (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ * config/s390/s390.md (casesi): Likewise.
+ * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
+ * config/sh/sh.md (symGOT2reg): Likewise.
+ * config/sparc/sparc.c (legitimize_pic_address): Likewise.
+ * config/v850/v850.md (casesi): Likewise.
+
+ * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
+ * config/iq2000/iq2000.c (save_restore_insns): Likewise.
+ * config/mips/mips.c (mips_restore_gp): Likewise.
+ (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
+ * config/sh/sh.c (sh_reorg): Likewise.
+
+2004-08-18 Richard Henderson <rth@redhat.com>
+
+ * tree.h (struct tree_decl): Add gimple_formal_temp.
+ (DECL_GIMPLE_FORMAL_TEMP_P): New.
+ * gimplify.c (pop_gimplify_context): Clear it.
+ (lookup_tmp_var): Set it, if is_formal.
+ (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
+ Use is_gimple_val for VECTOR. Simplify return value.
+ (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
+ (gimplify_expr): Likewise.
+ * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
+ is_gimple_tmp_rhs for clarity. Update all callers.
+ (is_gimple_reg_rhs): Simplify logic.
+ (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
+ clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
+ (is_gimple_formal_tmp_reg): Similarly.
+ * tree-gimple.h: Update decls.
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
+ DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
+ * tree-ssa-live.c (var_union, type_var_init): Likewise.
+
+2004-08-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * c4x.c (legitimize_operands): Remove calls to
+ preserve_subexpressions_p.
+
+2004-08-18 David Edelsohn <edelsohn@gnu.org>
+
+ * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
+ * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
+
+2004-08-18 Ziemowit Laski <zlaski@apple.com>
+
+ * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
+ Objective-C++ extensions.
+ * gengtype.c (get_file_basename): Match entire subdirectory name
+ ('cp', 'objc', 'objcp') rather than just its suffix.
+ (get_base_file_bitmap): Allow for files to belong to more than one
+ language.
+ (get_output_file_with_visibility): Treat objc/objc-act.h as a header
+ used by more than one front-end.
+
+2004-08-18 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
+ avoid use of preserve_subexpressions_p.
+
+2004-08-17 Richard Henderson <rth@redhat.com>
+
+ PR 17051
+ * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
+
+2004-08-17 DJ Delorie <dj@redhat.com>
+
+ * doc/extend.texi: Document new xstormy16 attribute.
+
+ * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
+ (xstormy16_splittable_below100_or_register): New.
+ (combine_bnp): New.
+ (xstormy16_reorg): New.
+ (TARGET_MACHINE_DEPENDENT_REORG): Define.
+
+
+ * config/stormy16/stormy16.md (movqi_internal): Make name public.
+ (movhi_internal): Likewise.
+ (cbhranchhi): Likewise.
+ (cbhranchhi_neg): Likewise.
+ (andhi3): Only allow splittable below100 operands.
+ (iorhi3): Likewise.
+ (peephole2): New and/zero_extend->and peephole.
+ (peephole2): New load/ior/save->set1 peephole.
+ (peephole2): New load/and/save->clr1 peephole.
+ (bclrx, bclrx2, bclr7, bclr15): New.
+ (bsetx, bsetx2, bset7, bset15): New.
+
+ * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
+ liberal about acceptable 'B' masks.
+
+ * config/stormy16/stormy16-protos.h
+ (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
+ xstormy16_below100_operand, xstormy16_below100_or_register,
+ xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
+ (PREDICATE_CODES): Add new predicates.
+
+ * config/stormy16/stormy16.c
+ (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
+ xstormy16_below100_operand, xstormy16_below100_or_register,
+ xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
+ (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
+ (xstormy16_legitimate_address_p): Allow below100 symbols.
+ (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
+ (xstormy16_expand_move): Leave below100 operands as-is.
+ (xstormy16_encode_section_info): Encode below100 symbols.
+ (xstormy16_strip_name_encoding): New.
+ (xstormy16_print_operand): Print 'b' as shift mask.
+ (xstormy16_attribute_table): Add below100 attributes.
+ (xstormy16_handle_below100_attribute): New.
+
+ * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
+ (XSTORMY16_SECTION_FUNCTION): New.
+ (EXTRA_SECTION_FUNCTIONS): Define using the above.
+ (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
+ (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
+ (ASM_OUTPUT_LABELREF): Define.
+
+ * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
+ (movhi_internal): Add below100 support.
+ (andhi3): Add below100 support.
+ (iorhi3): Add below100 support.
+ (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
+
+2004-08-17 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
+ of VOIDmode for comparison code mode.
+ * config/mips/mips.md: For conditional move patterns, use mode of
+ first compare operand for comparison mode, instead of VOIDmode.
+
+ * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
+ normal and -ffast-math code.
+
+2004-08-17 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/15871
+ * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
+
+2004-08-17 Robert Bowdidge <bowdidge@apple.com>
+
+ * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
+
+2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
+ for non Darwin targets.
+ (*call_value_nonlocal_darwin64): Likewise.
+
+2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_function_value): Check for
+ altivec mode for altivec return register.
+
+2004-08-17 David Edelsohn <edelsohn@gnu.org>
+
+ Revert 2004-08-16 Stan Shebs <shebs@apple.com>
+ * config/darwin.c (macho_indirect_data_reference): Add DImode case.
+ * config/rs6000/rs6000.md: Include darwin.md.
+ (builtin_setjmp_receiver): Add DImode case.
+ * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
+ Darwin bits.
+
+2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE trees.
+ * tree-vectorizer.h: New File: Same.
+ * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
+ * common.opt (ftree-vectorize): New flag to enable vectorization.
+ * timevar.def (TV_TREE_VECTORIZATION): New dump file for vectorization
+ pass.
+ * tree-data-ref.h (init_data_ref): Additional argument.
+ (array_base_name_differ_p): Moved to tree-data-ref.c.
+ * tree-data-ref.c (array_base_name_differ_p): Revised.
+ (initialize_data_dependence_relation): Call array_base_name_differ_p
+ with an extra argument.
+ (analyze_all_data_dependences): Same.
+ (init_data_ref): Additional argument is_read to set DR_IS_READ.
+ * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this file.
+ * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
+ * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
+ * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
+ vectorization pass.
+ * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
+ (tree_ssa_loop_done): Call scev_finalize.
+ (tree_vectorize): Define the new vectorization pass.
+ * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the size of
+ the vector they support (until support for multiple vector sizes is
+ added to the vectorizer).
+ * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
+ * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
+ * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
+ documentation.
+
+2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
+ usage.
+ (generate_protocol_list, handle_impent): Likewise.
+
+2004-08-17 Roger Sayle <roger@eyesopen.com>
+
+ * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
+ ensure that call_used_regs is a superset of both fixed_regs and
+ call_really_used_regs.
+
+2004-08-17 Daniel Bornstein <danfuzz@milk.com>
+
+ PR target/17019
+ * arm.md (addsi3_cbranch_scratch): Correct case labels.
+
+2004-08-17 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/17036
+ * fold-const.c (fold): Check for integer operand when
+ folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
+ Pinski <pinskia@physics.uc.edu>.
+
+2004-08-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
+ No need to check if in a cross configuration.
+ * configure: Regenerate.
+
+ * calls.c (precompute_register_parameters):
+ Inline preserve_subexpressions_p ().
+ * expmed.c (expand_mult_const, emit_store_flag): Likewise.
+ * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
+ Likewise.
+ * expr.c (get_subtarget): Likewise.
+ * rtl.h (preserve_subexpressions_p): Remove.
+ * stmt.c (preserve_subexpressions_p): Remove.
+
+ * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
+ TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
+ Abort on gimplified cases.
+
+2004-08-16 James E Wilson <wilson@specifixinc.com>
+
+ * tree.h (VECTOR_FLOAT_TYPE_P): New.
+ (FLOAT_TYPE_P): Use it.
+ * c-typeck.c (build_binary_op): After convert calls, check for
+ check for ERROR_MARK operands.
+
+2004-08-16 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
+ (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
+ (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
+ (genobjs static pattern rule): Remove %.c dependency.
+ ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
+ Rename rules; delete commands; fix dependencies.
+ (mostlyclean): Do not delete temporary source copies.
+ * configure.ac: Delete all references to BUILD_PREFIX and
+ BUILD_PREFIX_1.
+ * configure: Regenerate.
+
+ * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
+ Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
+ basic-block.h #ifdef GENERATOR_FILE. Surround some more code
+ with #ifndef GENERATOR_FILE so that nothing from those headers
+ is used.
+
+ * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
+
+2004-08-16 Adam Nemet <anemet@lnxw.com>
+
+ * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
+
+2004-08-16 Andrew Pinski <apinski@apple.com>
+
+ * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
+ extraneous semicolon.
+
+2004-08-16 Devang Patel <dpatel@apple.com>
+
+ * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
+ * print-tree.c (print_node): Print DECL_PRESERVE_P.
+ * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
+ (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
+ * target.h (struct gcc_target): New member, mark_decl_preserved.
+ * hooks.c (hook_void_charptr): Rename to ...
+ (hook_void_constcharptr): ... new name.
+ * hooks.h (hook_void_charptr): Rename to ..
+ (hook_void_constcharptr): ... new name.
+ * tree.h (DECL_PRESERVE_P): New #define.
+ (struct tree_decl): New member, preserve_flag.
+ * varasm.c (assemble_start_function): Mark decl preserved.
+ (assemble_variable): Same.
+ * darwin.c (darwin_mark_decl_preserved): New function.
+ * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
+ * darwin-protos.h (darwin_mark_decl_preserved): New decl.
+ * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
+
+2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (grokdeclarator): Allow for function definition where
+ innermost declarator has attributes.
+
+2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
+
+ * except.c (get_exception_filter, build_post_landing_pads,
+ dw2_build_landing_pads): Use target-specific mode for 'filter'.
+ * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
+ * target.h (eh_return_filter_mode): New field added.
+ * targhooks.c (default_eh_return_filter_mode): Defined.
+ * targhooks.h (default_eh_return_filter_mode): Declared.
+ * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
+
+2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
+ ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
+ * configure: Regenerate.
+
+2004-08-16 Stan Shebs <shebs@apple.com>
+
+ Basic support for 64-bit Darwin.
+ * config/darwin.c (macho_indirect_data_reference): Add DImode case.
+ (machopic_legitimize_pic_address): Similarly, plus use Pmode
+ instead of SImode.
+ * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
+ (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
+ (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
+ (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
+ (PROCESSOR_DEFAULT64): Define.
+ * config/rs6000/darwin.md: New file, patterns specific to 64-bit
+ Darwin.
+ * config/rs6000/rs6000.md: Include darwin.md.
+ (builtin_setjmp_receiver): Add DImode case.
+ * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
+ Darwin.
+ (TARGET_ASM_ALIGNED_DI_OP): Ditto.
+ (rs6000_emit_move): Add DImode case to Darwin bits.
+ (machopic_output_stub): Use .quad if 64-bit.
+ * invoke.texi: Document -m32 and -m64.
+
+2004-08-16 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/extend.texi (AltiVec builtins): Document additional differences
+ from the Motorola AltiVec PIM.
+
+2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
+ * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
+ (struct tree_common): Update public_flag documentation.
+
+2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
+ Check for artificial variables, not is_gimple_tmp_var.
+ * tree-ssa-live.c (var_union): Likewise.
+
+2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
+
+ * calls.c (load_register_parameters): Remove spurious FIXME token.
+
+2004-08-15 Ziemowit Laski <zlaski@apple.com>
+
+ * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
+ (c-lang.o): Depend on c-objc-common.h.
+ (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
+ c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
+ * c-lang.c: Include c-objc-common.h.
+ (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
+ LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
+ LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
+ LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
+ LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
+ LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
+ LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
+ LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
+ LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
+ LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
+ LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
+ LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
+ LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
+ LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
+ LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
+ LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
+ LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
+ LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
+ LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
+ LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
+ LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
+ LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
+ LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
+ Move to c-objc-common.h.
+ * c-objc-common.c: Include c-objc-common.h.
+ * c-objc-common.h: New file.
+
+2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/14931
+ * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
+ style.
+
+2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (build_int_cst): New.
+ (build_int_2): Remove.
+ * tree.c (build_int_2): Remove.
+ (build_int_cst): New.
+ (make_vector_type, build_common_tree_nodes,
+ build_common_tree_nodes_2): Use build_int_cst.
+ * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
+ expand_builtin_strpbrk, expand_builtin_fputs,
+ build_string_literal, expand_builtin_printf,
+ expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
+ fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
+ fold_builtin_isdigit, simplify_builtin_strstr,
+ simplify_builtin_strpbrk, fold_builtin_fputs,
+ simplify_builtin_sprintf): Use build_int_cst.
+ * c-common.c (start_fname_decls, fix_string_type,
+ c_common_nodes_and_builtins, c_init_attributes,
+ shorten_compare): Likewise.
+ * c-decl.c (complete_array_type,
+ check_bitfield_type_and_width): Likewise.
+ * c-lex.c (interpret_integer, lex_charconst): Likewise.
+ * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
+ * c-pretty-print.c (pp_c_integer_constant): Likewise.
+ * c-typeck.c (really_start_incremental_init, push_init_level,
+ set_nonincremental_init_from_string): Likewise.
+ * calls.c (load_register_parameters): Likewise.
+ * convert.c (convert_to_pointer): Likewise.
+ * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
+ build_fn_info_type, build_ctr_info_value, build_gcov_info):
+ Likewise.
+ * except.c (init_eh, assign_filter_values, assign_filter_values):
+ Likewise.
+ * expmed.c (store_fixed_bit_field, extract_bit_field,
+ extract_fixed_bit_field, extract_split_bit_field, expand_shift,
+ expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
+ expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
+ * expr.c (convert_move, emit_group_load, emit_group_store,
+ expand_assignment, store_constructor, store_field,
+ expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
+ * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
+ invert_truthvalue, optimize_bit_field_compare,
+ decode_field_reference, all_ones_mask_p, constant_boolean_node,
+ fold_div_compare, fold, fold_read_from_constant_string,
+ fold_negate_const, fold_abs_const, fold_not_const): Likewise.
+ * function.c (assign_parm_setup_block): Likewise.
+ * stmt.c (shift_return_value, expand_end_case_type,
+ estimate_case_costs): Likewise.
+ * stor-layout.c (layout_type, initialize_sizetypes,
+ set_min_and_max_values_for_integral_type): Likewise.
+ * tree-chrec.c (chrec_fold_multiply_poly_poly,
+ reset_evolution_in_loop): Likewise.
+ * tree-chrec.h (build_polynomial_chrec): Likewise.
+ * tree-complex.c (build_replicated_const): Likewise.
+ * tree-eh.c (honor_protect_cleanup_actions,
+ lower_try_finally_onedest, lower_try_finally_copy,
+ lower_try_finally_switch): Likewise.
+ * tree-mudflap.c (mf_build_string, mx_register_decls,
+ mudflap_register_call, mudflap_enqueue_constant): Likewise.
+ * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
+ Likewise.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond,
+ loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
+ Likewise.
+
+ * config/alpha/alpha.c (alpha_initialize_trampoline,
+ alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
+ * config/arm/arm.c (arm_get_cookie_size): Likewise.
+ * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
+ * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+ * config/i860/i860.c (i860_va_start): Likewise.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
+ * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
+ mips_gimplify_va_arg_expr): Likewise.
+ * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
+ * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
+ add_compiler_branch_island): Likewise.
+ * config/s390/s390.c (s390_va_start): Likewise.
+ * config/sh/sh.c (sh_va_start): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
+ Likewise.
+ * config/xtensa/xtensa.c (xtensa_va_start,
+ xtensa_gimplify_va_arg_expr): Likewise.
+
+ * objc/objc-act.c (build_objc_string_object,
+ build_objc_symtab_template, init_def_list, init_objc_symtab,
+ init_module_descriptor, generate_static_references,
+ build_selector_translation_table, get_proto_encoding,
+ build_typed_selector_reference, build_selector_reference,
+ build_next_objc_exception_stuff,
+ build_method_prototype_list_template, generate_descriptor_table,
+ generate_protocols, build_protocol_initializer,
+ build_ivar_list_template, build_method_list_template,
+ build_ivar_list_initializer, generate_ivars_list,
+ generate_dispatch_table, generate_protocol_list,
+ build_category_initializer, build_shared_structure_initializer,
+ generate_shared_structures, handle_impent,
+ generate_objc_image_info): Use build_int_cst.
+
+2004-08-15 Ben Elliston <bje@au.ibm.com>
+
+ * vec.h: Comment improvements.
+
+2004-08-14 Roger Sayle <roger@eyesopen.com>
+
+ * c-common.c (shorten_compare, pointer_int_sum,
+ c_common_truthvalue_conversion, boolean_increment): Replace calls
+ to build with calls to buildN.
+ * c-decl.c (complete_array_type, grokdeclarator): Likewise.
+ * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
+ gimplify_switch_stmt): Likewise.
+ * c-typeck.c (default_function_array_conversion,
+ build_component_ref, build_array_ref, build_function_call,
+ pointer_diff, build_unary_op, build_conditional_expr,
+ build_compound_expr, build_modify_expr, c_finish_goto_label,
+ c_finish_goto_ptr, c_finish_return, c_finish_loop,
+ c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
+ build_binary_op): Likewise.
+
+2004-08-15 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
+
+2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
+ curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
+ * fixinc/fixincl.x: Rebuilt.
+
+2004-08-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_symbolic_constant_p)
+ (mips_atomic_symbolic_constant_p, mips_stack_address_p)
+ (mips_small_data_pattern_p): Declare.
+ * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
+ (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
+ * config/mips/mips.c (mips_symbolic_constant_p): Make global.
+ (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
+ (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
+ (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
+ (reg_or_const_float_1_operand, hilo_operand, extend_operator)
+ (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
+ (pc_or_label_operand, call_insn_operand, move_operand)
+ (consttable_operand, symbolic_operand, general_symbolic_operand)
+ (global_got_operand, local_got_operand, stack_operand)
+ (fp_register_operand, lo_operand, fcc_register_operand): Delete.
+ (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
+ (mips_small_data_pattern_p): Replace previous small_data_pattern
+ predicate. Turn into a bool () (rtx) function.
+ * config/mips/predicates.md: New file.
+ * config/mips/mips.md: Include it. Use the target-independent
+ comparison_operator instead of cmp_op. Rename trap_cmp_op to
+ trap_comparison_operator and equality_op to equality_operator.
+ Replace uses of small_int with the equivalent const_arith_operand.
+ Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
+ const_float_1_operand to const_1_operand. Rename fcc_register_operand
+ to fcc_reload_operand.
+ * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
+
+2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR libstdc++/17005 partial fix.
+ * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
+ except when generating ANSI/C89 code.
+
+2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-common.c (shorten_compare): Use force_fit_type directly.
+
+2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
+ Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
+ Dave Korn <dk@artimi.com>
+
+ * doc/install.texi (Building): Avoid duplicate reference to GNU
+ make requirement.
+ (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
+
+2004-08-14 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
+ * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
+ for constant_call_address_operand.
+ (call_value_pop_1, call_value_1): Likewise.
+ (sibcall_value_1, call_value_1_rex64): Likewise.
+
+2004-08-13 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
+ Correct mode from SFmode to DFmode.
+
+2004-08-13 Ziemowit Laski <zlaski@apple.com>
+
+ * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
+ __cstring_object and __image_info sections with the no_dead_strip
+ attribute.
+
+2004-08-13 Roger Sayle <roger@eyesopen.com>
+ David Billinghurst <David.Billinghurst@riotinto.com>
+
+ PR libgfortran/15930
+ * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/internal/math_core.h: New file.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
+ (dbxout_function_end): Remove ifdefs for it.
+ (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
+
+2004-08-13 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (insn-preds.o): Depend on TREE_H.
+ * genpreds.c (write_insn_preds_c): Include tree.h.
+ * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
+ reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
+ const48_operand, and_operand, or_operand, mode_width_operand,
+ mode_mask_operand, mul8_operand, const0_operand,
+ hard_fp_register_operand, hard_int_register_operand,
+ reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
+ samegp_function_operand, direct_call_operand, small_symbolic_operand,
+ global_symbolic_operand, call_operand, symbolic_operand,
+ dtp16_symbolic_operand, dtp32_symbolic_operand,
+ gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
+ gottp_symbolic_operand, alpha_comparison_operator,
+ alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
+ signed_comparison_operator, alpha_fp_comparison_operator,
+ divmod_operator, fix_operator, aligned_memory_operand,
+ unaligned_memory_operand, reg_or_unaligned_mem_operand,
+ any_memory_operand, reg_not_elim_operand, normal_memory_operand,
+ reg_no_subreg_operand, addition_operation): Move to predicates.md.
+ (reg_or_const_int_operand): Remove. Replace all users with
+ reg_or_cint_operand.
+ (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
+ (resolve_reload_operand): Split out of aligned_memory_operand.
+ * config/alpha/alpha-protos.h: Update for exports.
+ * config/alpha/alpha.h (PREDICATE_CODES): Remove.
+ * config/alpha/alpha.md: Include predicates.md.
+ * config/alpha/predicates.md: New file.
+
+2004-08-13 Richard Sandiford <rsandifo@redhat.com>
+
+ * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
+ fields with a pointer to the instruction definition.
+ (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
+ (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
+ (write_attr_case, write_const_num_delay_slots): Update accordingly.
+ (write_attr_case, write_const_num_delay_slots): Write the name of
+ an insn next to its case statement.
+ * genoutput.c (data): Add a filename field.
+ (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
+ (output_insn_data): Print the location of each insn definition.
+ * genrecog.c (write_action): Print the name of an insn above
+ the statement that returns its code.
+
+2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
+ * config/libgloss.h: Likewise.
+ * config/arm/arm.c (arm_gen_load_multiple): Likewise.
+ * c4x/c4x-modes.def: Likewise.
+ * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
+ (c4x_rptb_nop_p): Likewise.
+ (c4x_rptb_valid_p): Likewise.
+ (c4x_rptb_insert): Likewise.
+ (c4x_address_conflict): Likewise.
+ * config/c4x/c4x.md: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/i386/athlon.md: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/predicates.md: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/ia64/itanium1.md: Likewise.
+ * config/ia64/itanium2.md: Likewise.
+ * config/iq2000/iq2000.md: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/mips/r3900.h: Likewise.
+ * config/mips/sb1.md: Likewise.
+ * config/pa/milli64.S: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pa/pa.h: Likewise.
+ * config/rs6000/8540.md: Likewise.
+
+2004-08-13 Daniel Berlin <dberlin@dberlin.org>
+
+ * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
+
+2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.md (cbranch define_delay) Use cond_delay_slot for
+ non-anulled condition too.
+
+2004-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add
+ any_parallel_operand, lmw_operation, stmw_operation,
+ mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
+ * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
+ any_parallel_operand.
+ (return_and_restore_fpregs_{si,di}): Same.
+
+2004-08-12 Zack Weinberg <zack@codesourcery.com>
+
+ * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
+ if pred->singleton != PARALLEL, issue a warning and pretend it was.
+ Also issue a warning for any predicate we don't know about.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (internal_label_prefix): Export.
+ (internal_label_prefix_len, struct ix86_address,
+ ix86_decompose_address, maybe_get_pool_constant,
+ ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
+ memory_address_length): Export.
+ (any_fp_register_operand, fp_register_operand,
+ register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
+ x86_64_general_operand, x86_64_szext_general_operand,
+ x86_64_nonmemory_operand, x86_64_movabs_operand,
+ x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
+ x86_64_zext_immediate_operand, const_int_1_31_operand,
+ symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
+ tls_symbolic_operand, global_dynamic_symbolic_operand,
+ local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
+ local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
+ constant_call_address_operand, const0_operand, const1_operand,
+ const248_operand, const_0_to_3_operand, const_0_to_7_operand,
+ const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
+ shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
+ general_no_elim_operand, nonmemory_no_elim_operand,
+ index_register_operand, q_regs_operand, flags_reg_operand,
+ non_q_regs_operand, zero_extended_scalar_load_operand,
+ vector_move_operand, no_seg_address_operand, sse_comparison_operator,
+ ix86_comparison_operator, ix86_carry_flag_operator,
+ fcmov_comparison_operator, promotable_binary_operator,
+ cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
+ mult_operator, div_operator, arith_or_logical_operator,
+ memory_displacement_operand, cmpsi_operand, long_memory_operand,
+ aligned_operand): Move to predicates.md as define_predicates.
+ (tls_symbolic_operand_1): Remove.
+ (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
+ (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
+ (legitimize_address): Merge tls_symbolic_operand contents.
+ (ix86_expand_move): Likewise.
+ * config/i386/i386-protos.h: Update for exports.
+ * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
+ (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
+ * config/i386/i386.md: Include predicates.md.
+ * config/i386/predicates.md: New file.
+
+2004-08-13 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/16924
+ * config/i386/winnt.c (i386_pe_mark_dllexport): Set
+ SYMBOL_REF_DECL.
+ (i386_pe_mark_dllimport): Likewise.
+ (i386_pe_encode_section_info): Likewise, when overriding
+ dllimport attribute.
+
+2004-08-12 Geoffrey Keating <geoffk@apple.com>
+
+ * configure.ac: When testing for flex, nm, ar, and bison, check
+ that they will actually be built.
+ * configure: Regenerate.
+
+2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
+ (MOVE_MAX_PIECES): Define.
+
+2004-08-12 Devang patel <dpatel@apple.com>
+
+ * dbxout.c (dbxout_begin_prologue): New function.
+ (dbx_debug_hooks): Use new begin prologue hook.
+ (dbxout_function_end): Emit N_ENSYM.
+ * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
+
+2004-08-12 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
+ argument is float*.
+
+ * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
+ for vec_dss.
+
+ * doc/extend.texi (AltiVec builtins): Fix description for recent
+ changes. Update operation list to match current support.
+
+2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (struct s390_frame_layout): New struct as element
+ of struct machine_function.
+ (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
+ changed all uses.
+ (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
+ changed all uses.
+ (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
+ (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
+ (s390_frame_area, s390_register_info): New functions.
+ (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
+ for base register.
+ (s390_return_addr_rtx, s390_return_address_offset)
+ (s390_va_start, s390_gimplify_va_arg)
+ (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
+ layouts.
+ (s390_frame_info): Functionality partly moved to s390_register_info.
+ Made adaptions for new stack layout.
+ (save_gprs, restore_gprs): Changed meaning of second parameter and
+ adapted all callers.
+
+ * config/s390/s390.h (s390_backchain_string): New global variable.
+ (MASK_BACKCHAIN): Removed definition.
+ (TARGET_BACKCHAIN): Changed check.
+ (TARGET_KERNEL_BACKCHAIN): New macro.
+ (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
+ (TARGET_OPTIONS): Added "backchain", "no-backchain" and
+ "kernel-backchain".
+ (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
+
+ * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
+ as condition. Adjusted for new stack layout.
+
+ * doc/invoke.texi: Added documentation for new option
+ "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
+ "-mno-backchain".
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
+ (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
+
+2004-08-12 David Daney <ddaney@avtrex.com>
+
+ * java/gcj.texi: Add subsection on signal usage.
+
+2004-08-12 David Edelsohn <edelsohn@gnu.org>
+
+ * expr.c (move_by_pieces): Set alignment for move to minimum of
+ MOVE_MAX_PIECES mode alignment and the largest non-slow mode
+ alignment, but not less than the original alignment.
+ (move_by_pieces_ninsns): Same.
+ (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
+ (store_by_pieces_1): Same.
+
+2004-08-12 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/16867
+ * tree.c (is_global_var): New function.
+ (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
+ Call is_global_var.
+ * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
+ Update all users.
+ (is_global_var): Declare.
+ * tree-dfa.c (dump_variable): Display global and addressable
+ attributes.
+ (add_referenced_var): Clarify documentation when marking
+ variables call-clobbered.
+ * tree-flow-inline.h (is_call_clobbered): Call is_global_var
+ instead of needs_to_live_in_memory.
+ (mark_call_clobbered): If the variable is a tag, mark it
+ DECL_EXTERNAL.
+ * tree-gimple.c (is_gimple_reg): Don't check for
+ TREE_ADDRESSABLE.
+ (is_gimple_non_addressable): Likewise.
+ * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
+ needs to be marked call-clobbered.
+ (setup_pointers_and_addressables): Call is_global_var instead
+ of needs_to_live_in_memory.
+ * tree-ssa-dce.c (need_to_preserve_store): Remove.
+ Update all users with is_global_var.
+ (mark_stmt_if_obviously_necessary): Fix processing of aliased
+ stores. Don't check the virtual definitions. Rather, check
+ whether the store is going into global memory.
+ (find_obviously_necessary_stmts): Get the symbol from the PHI
+ result.
+ * tree-ssa-operands.c (get_call_expr_operands): Do not add
+ clobbering may-defs if the call does not have side effects.
+
+2004-08-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/16276
+ * output.h (default_function_rodata_section,
+ default_no_function_rodata_section): New prototypes.
+ * target.h (struct gcc_target): Add asm_out.function_rodata_section.
+ * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
+ (TARGET_ASM_OUT): Add it.
+ * varasm.c (default_function_rodata_section,
+ default_no_function_rodata_section): New functions.
+ * final.c (final_scan_insn): Call
+ targetm.asm_out.function_rodata_section instead of
+ readonly_data_section.
+ * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
+ * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
+ Likewise.
+ * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
+ * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
+ frame info.
+ * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
+ DWARF2_UNWIND_INFO.
+
+2004-08-12 Ben Elliston <bje@au.ibm.com>
+
+ PR target/16286
+ * config/rs6000/altivec.h: Change vector to __vector throughout.
+ (Except for the `vector' macro itself).
+
+2004-08-12 Zack Weinberg <zack@codesourcery.com>
+
+ * genpreds.c: Add capability to generate predicate bodies as
+ well as function prototypes. Write function prototypes for
+ the generic predicates too.
+ (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
+ (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
+ (write_match_code, write_predicate_expr, write_one_predicate_function)
+ (parse_option): New functions.
+ (output_predicate_decls): Delete.
+ (main): Read the machine description, process DEFINE_PREDICATE or
+ DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
+ as appropriate.
+
+ * genrecog.c (struct decision_test): Replace index with
+ struct pred_data pointer.
+ (next_index): Remove, unused.
+ (pred_table, preds, special_mode_pred_table): Delete.
+ (compute_predicate_codes, process_define_predicate): New functions.
+ (validate_pattern, add_to_sequence, write_switch): Update for
+ new data structures.
+ (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
+ Check both error_count and have_error.
+
+ * gensupport.c (in_fname, first_predicate): New globals.
+ (define_pred_queue, define_pred_tail): New RTL-pattern queue.
+ (predicate_table, last_predicate, old_pred_table)
+ (old_special_pred_table): New statics.
+ (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
+ (add_predicate, init_predicate_table): New functions.
+ (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
+ (init_md_reader_args_cb): Use the global in_fname. No need to zero
+ it or max_include_len. Call init_predicate_table.
+ (read_rtx): Run the predicate queue after the attribute queue
+ but before all the others.
+ * gensupport.h (in_fname, struct pred_data, first_predicate)
+ (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
+ * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
+ (DEFINE_SPECIAL_PREDICATE): New RTL codes.
+ * dummy-conditions.c: Don't include bconfig.h, system.h,
+ coretypes.h, tm.h, or system.h. Do include stddef.h.
+ Duplicate declaration of struct c_test from gensupport.h.
+
+ * Makefile.in (OBJS-common): Add insn-preds.o.
+ (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
+ (insn-preds.c, insn-preds.o): New rules.
+ (s-preds): Also generate insn-preds.c.
+ (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
+ Update dependencies.
+ (print-rtl.o, print-rtl1.o): Correct dependencies.
+
+ * recog.h: Delete prototypes of predicate functions.
+
+ * doc/md.texi (Predicates): New section with complete
+ documentation of operand/operator predicates. Remove some
+ incomplete documentation of predicates from other places.
+ * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
+ PREDICATE_CODES; indicate that both are deprecated in favor
+ of define_predicate/define_special_predicate.
+
+ * config/ia64/ia64.c: All predicate function definitions moved
+ to ia64.md, except
+ (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
+ (ia64_expand_load_address, ia64_expand_move):
+ Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
+
+ * config/ia64/ia64.md: All predicates now defined here.
+ (symbolic_operand): Is now a special predicate.
+
+ * config/ia64/ia64.h: Declare ia64_section_threshold.
+ (PREDICATE_CODES): Delete.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
+ * c-semantics.c (add_stmt): Set it.
+ * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
+ before instantiating a variable sized type.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (round_up, round_down): Move ...
+ * fold-const.c (round_up, round_down): ... here. Use
+ multiple_of_p to avoid any arithmetic at all.
+
+2004-08-12 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
+ (gimplify_init_ctor_preeval_1): New.
+ (gimplify_init_ctor_preeval): New.
+ (gimplify_init_ctor_eval): New.
+ (gimplify_init_constructor): Use them. Always gimplify the LHS
+ object first.
+
+2004-08-12 Ziemowit Laski <zlaski@apple.com>
+
+ (This patch is part of merge of objc-improvements-branch
+ into mainline.)
+
+ * doc/frontends.texi: Mention Objective-C++ in addition to
+ Objective-C.
+ * doc/install.texi: Add 'obj-c++' to list of configurable
+ languages.
+ * doc/invoke.texi: Rename Objective-C option headings to
+ indicate they also apply to Objective-C++. List file
+ extensions for Objective-C++ sources. Mention that
+ ObjC and ObjC++ compilations may also use C and C++ options,
+ respectively. Point users to doc/standards.texi for
+ further info on ObjC and ObjC++.
+ * doc/sourcebuild.texi: Mention the objcp/ directory and
+ the Objective-C++ sources it contains.
+ * doc/standards.texi: Update link to Apple ObjC site;
+ add link to gcc readings.html WWW doc.
+
+2004-08-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
+ and 2004-07-14 changes.
+
+2004-08-12 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Fix typo.
+
+2004-08-11 Devang Patel <dpatel@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
+ and -no_dead_strip_inits_and_terms.
+ (LINK_SPEC): Same.
+ * doc/invoke.texi (Darwin Options): Document -dead_strip and
+ -no_dead_strip_inits_and_terms.
+
+2004-08-11 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
+ (arm_load_pic_register): ... to this.
+ * config/arm/arm.c (arm_finalize_pic): Rename ...
+ (arm_load_pic_register): ... to this. Always output insns at the
+ current location. Load via low reg in thumb mode.
+ (arm_expand_prologue): Call arm_load_pic_register.
+ (thumb_expand_prologue): Ditto.
+ * config/arm/arm.h (FINALIZE_PIC): Remove.
+ * config/arm/arm.md (builtin_setjmp_receiver): Call
+ arm_load_pic_register.
+
+2004-08-11 Paul Brook <paul@codesourcery.com>
+
+ * arm.c (thumb_force_lr_save): Add prototype.
+ (thumb_compute_save_reg_mask): New function.
+ (thumb_find_work_register): New function.
+ (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
+ (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
+ Don't clobber r3 when removing pretend args.
+ (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
+ (thumb_output_function_prologue): Use new functions.
+ (thumb_set_return_address): Use thumb_compute_save_reg_mask.
+ * arm.h (THUMB_REG_PUSHED_P): Remove.
+
+2004-08-11 James E Wilson <wilson@specifixinc.com>
+
+ PR rtl-optimization/16490
+ * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
+ global_live_at_end for new basic block if already set for other blocks.
+
+2004-08-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
+
+ * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
+ (mfcr rlwinm rlwinm patterns): Set length to 12.
+
+2004-08-11 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
+ get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
+ (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
+ (start_ssa_stmt_operands): Delete.
+ * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
+ struct stmt_operands_d.
+ (build_ssa_operands): New extern entry point.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
+ building code, replace with create_ssa_artficial_load_stmt().
+ * tree-ssa-operands.c (struct voperands_d): Delete.
+ (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
+ (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
+ (free_uses, free_defs, free_vuses, free_v_may_defs,
+ free_v_must_defs): Remove dealloc parameter.
+ (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
+ (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
+ finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
+ vector comparisons, ssa_name reuse, and allocations here.
+ (verify_start_operands): Delete.
+ (finalize_ssa_stmt_operands): Set new operands by calling finalize
+ routines.
+ (start_ssa_stmt_operands): Move from tree-flow-inline.h.
+ (append_def, append_usei): Simplify to simple accumulation.
+ (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
+ duplicates and simple accumulation.
+ (free_ssa_operands): Free vectors in a stmt_operand structure.
+ (build_ssa_operands): New. Create a new stmt_operand structure from
+ a stmt and an old set of stmt_operands.
+ (get_stmt_operands): Simplify and call build_ssa_operands.
+ (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
+ get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
+ add_call_read_ops): Don't pass prev_vops around anymore.
+ (note_addressable): Return if no stmt annotation.
+ (copy_virtual_operands): Access v_may_def operands through a struct.
+ (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
+ hash tables without treating the stmt as a real stmt.
+ * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
+ v_may_def def and use through a struct instead of 2 array elements.
+ (struct v_may_def_optype_d): Use v_may_def_operand_type.
+ (struct stmt_operands_d): New. Struct for storing all operand vectors.
+
+2004-08-11 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_is_longcall_p): Update comment describing
+ this funciton's behaviour. Return true when the current function
+ has a section attribute and -mlong-calls is in effect.
+ * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
+ short-call marker when -mlong-calls is in effect and the function
+ has a section attribute.
+
+2004-08-10 Zack Weinberg <zack@codesourcery.com>
+
+ * stmt.c (expand_return): If asked to return the RESULT_DECL,
+ just call expand_value_return on result_rtl.
+
+2004-08-10 Richard Henderson <rth@redhat.com>
+
+ * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
+ * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
+ * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
+ (add_location_or_const_value_attribute): ... not here. Use
+ loc_descriptor_from_tree if possible.
+ (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
+ Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
+ values specially.
+ (loc_descriptor_from_tree): New. Update callers.
+ * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
+ * gimplify.c (gimplify_decl_expr): Lower variable sized types to
+ pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
+ (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
+ and BUILT_IN_STACK_RESTORE.
+ (gimplify_expr): Lower DECL_VALUE_EXPR decls.
+ * stmt.c (expand_stack_alloc): Remove.
+ * tree-mudflap.c (mx_register_decls): Don't look for
+ BUILT_IN_STACK_ALLOC.
+ * tree-nested.c (convert_local_reference): Likewise.
+ * tree.h (DECL_VALUE_EXPR): New.
+
+2004-08-10 Richard Henderson <rth@redhat.com>
+
+ * stor-layout.c (round_up): Check for 0/1 before dividing.
+ (round_down): Likewise.
+
+ * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
+
+2004-08-09 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-eabi*): New target.
+ * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+ * expmed.c (expand_divmod): Try a two-valued divmod function as a
+ last resort.
+ * gthr.h: Remove bogus tokens at end of #pragma.
+ * optabs.c (expand_twoval_binop_libfunc): New function.
+ (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
+ (prepare_float_lib_cmp): Try reversing the condition.
+ (debug_optab_libfuncs): New function.
+ * optabs.h (expand_twoval_binop_libfunc): Declare.
+ * config/arm/arm.c (arm_init_libfuncs): New function.
+ (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
+ (TARGET_INIT_LIBFUNCS): Define it.
+ * config/arm/arm.h (TARGET_BPABI): New macro.
+ * config/arm/arm-protos.h
+ (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
+ * config/arm/bpabi.S: New file.
+ * config/arm/bpabi.c: Likewise.
+ * config/arm/bpabi.h: Likewise.
+ * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
+ (__aeabi_drsub): Likewise.
+ (__aeabi_dsub): Likewise.
+ (__aeabi_dadd): Likewise.
+ (__aeabi_ui2d): Likewise.
+ (__aeabi_i2d): Likewise.
+ (__aeabi_f2d): Likewise.
+ (__aeabi_dmul): Likewise.
+ (__aeabi_ddiv): Likewise.
+ (__aeabi_cdrcmple): Likewise.
+ (__aeabi_cdcmpeq): Likewise.
+ (__aeabi_cdcmple): Likewise.
+ (__aeabi_dcmpeq): Likewise.
+ (__aeabi_dcmplt): Likewise.
+ (__aeabi_dcmple): Likewise.
+ (__aeabi_dcmpge): Likewise.
+ (__aeabi_dcmpgt): Likewise.
+ (__aeabi_dcmpun): Likewise.
+ (__aeabi_d2iz): Likewise.
+ (__aeabi_d2uiz): Likewise.
+ (__aeabi_d2f): Likewise.
+ * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
+ (__aeabi_frsub): Likewise.
+ (__aeabi_fsub): Likewise.
+ (__aeabi_fadd): Likewise.
+ (__aeabi_ui2f): Likewise.
+ (__aeabi_i2f): Likewise.
+ (__aeabi_fmul): Likewise.
+ (__aeabi_fdiv): Likewise.
+ (__aeabi_cfrcmple): Likewise.
+ (__aeabi_cfcmpeq): Likewise.
+ (__aeabi_cfcmple): Likewise.
+ (__aeabi_fcmpeq): Likewise.
+ (__aeabi_fcmplt): Likewise.
+ (__aeabi_fcmple): Likewise.
+ (__aeabi_fcmpge): Likewise.
+ (__aeabi_fcmpgt): Likewise.
+ (__aeabi_fcmpun): Likewise.
+ (__aeabi_f2iz): Likewise.
+ (__aeabi_f2uiz): Likewise.
+ * config/arm/lib1funcs.asm (ARM_CALL): New macro.
+ (__aeabi_uidivmod): New function or alias.
+ (__aeabi_idivmod): Likewise.
+ (__aeabi_idiv0): Likewise.
+ (__aeabi_ldiv0): Likewise.
+ (__aeabi_llsr): Likewise.
+ (__aeabi_lasr): Likewise.
+ (__aeabi_llsl): Likewise.
+ (bpabi.S): Include it.
+ * config/arm/libgcc-bpabi.ver: New file.
+ * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
+ (LINK_SPEC): Remove.
+ * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
+ __aeabi_ulcmp.
+ * config/arm/t-bpabi: New file.
+ * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+
+2004-08-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
+ * config/rs6000/rs6000.md (clrmemsi): New pattern.
+ * config/rs6000/rs6000.c (expand_block_clear): New function.
+ (expand_block_move): Convert alignment to bits. Use SImode and
+ HImode for unaligned addresses if not STRICT_ALIGNMENT.
+
+2004-08-10 Caroline Tice <ctice@apple.com>
+
+ * varasm.c (unlikely_section_label): New global variable.
+ (unlikely_text_section_name): New global variable.
+ (text_section): Remove alignment statement.
+ (unlikely_text_section): Remove alignment statement; use
+ unlikely_section_label rather than hard-coded string.
+ (assemble_start_function): Initialize unlikely_section_label and
+ unlikely_text_section_name; make sure cold section is properly
+ aligned at start of function; output unlikely_section_label if
+ appropriate.
+
+2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
+ * config/s390/s390.c (s390_canonicalize_comparison): New function.
+ * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
+ * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
+ "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
+ ("*tmqi_mem"): Remove SUBREG from pattern.
+ ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
+ ("*andsi3_cconly"): Likewise.
+
+2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/16909
+ * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
+
+2004-08-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (compat testing): Document available test
+ framework commands. Use the preferred spelling of DejaGnu.
+
+2004-08-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda.h: Add matrix type, and prototypes for remainder of
+ matrix and vector functions.
+ (lambda_vector_mult_const): New function.
+ (lambda_vector_negate): Ditto.
+ (lambda_vector_add): Ditto.
+ (lambda_vector_add_mc): Ditto.
+ (lambda_vector_copy): Ditto.
+ (lambda_vector_zerop): Ditto.
+ (lambda_vector_equal): Ditto.
+ (lambda_vector_min_nz): Ditto.
+ (lambda_vector_first_nz): Ditto.
+ (lambda_vector_matrix_mult): Ditto.
+ * lambda-mat.c: New file.
+ * Makefile.in (lambda-mat.o): New.
+
+2004-08-10 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
+ after linking stmt into the program.
+ (bsi_remove): Don't call modify_stmt.
+ * tree-complex.c (update_complex_assignment,
+ expand_complex_comparison): Call modify_stmt after changing the stmt.
+ * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
+ removing the stmt.
+ * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
+ the stmt, and only if needed.
+ * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
+ expression.
+ (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
+ (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
+ (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
+ (eliminate_redundant_computations): Don't pass an annotation. Call
+ modify_stmt rather than setting the annotation directly.
+ (record_equivalences_from_stmt): Remove unused local 'j'.
+ (cprop_operand): Take a stmt rather than an annotation as a parameter.
+ Call modify_stmt.
+ (cprop_into_stmt): Pass stmt rather than annotation.
+ (update_rhs_and_lookup_avail_expr): Call modify_stmt.
+ * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
+ modify_stmt.
+ * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
+
+2004-08-10 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/16948
+ * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
+ the RESULT_DECL.
+
+2004-08-10 Geoffrey Keating <geoffk@apple.com>
+
+ * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
+ hash function.
+
+2004-08-10 Roger Sayle <roger@eyesopen.com>
+
+ * config/mips/mips.md: New reciprocal square root patterns that
+ match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
+
+2004-08-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_set_return_address,
+ thumb_set_return_address): Add prototypes.
+ * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
+ * config/arm/arm.c (arm_compute_func_type,
+ use_return_insn, arm_compute_save_reg0_reg12_mask,
+ arm_compute_save_reg_mask, arm_output_function_prologue,
+ arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
+ current_function_calls_eh_return.
+ (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
+ old eh code.
+ (arm_set_return_address, thumb_set_return_address): New functions.
+ * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
+ ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
+ * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
+ (epilogue): Use the stackadj register.
+ (eh_return, arm_eh_return, thumb_eh_return): New pattern.
+
+2004-08-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/3144
+ * expr.c (move_by_pieces_ninsns): Add max_size argument.
+ (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
+ (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
+ (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
+ but using MOVE_RATIO.
+ (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
+ (can_store_by_pieces): Change max_size type to unsigned int.
+ (store_by_pieces_1): Likewise. Pass max_size to
+ move_by_pieces_ninsns.
+ * config/s390/s390.h (STORE_BY_PIECES_P): Define.
+ * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
+ to move_by_pieces_ninsns.
+ (STORE_BY_PIECES_P): Define.
+ * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
+ to move_by_pieces_ninsns.
+ * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
+
+ * config/i386/i386.h (CLEAR_RATIO): Define.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Add back code that was not dead.
+
+2004-08-09 Andrew Pinski <apinski@apple.com>
+
+ * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
+ which is found to be compatible before returning the aliasing set.
+
+2004-08-09 Daniel Jacobowitz <dan@debian.org>
+
+ * ggc-zone.c (struct alloc_zone): Add statistics counters.
+ (always_collect): New flag.
+ (ggc_alloc_zone_1): Update statistics support. Don't include
+ overhead in allocated counter.
+ (sweep_pages): Update allocated counter for large pages. Don'y
+ include overhead.
+ (ggc_collect_1): Always collect.
+ (ggc_collect): Honor always_collect flag. Sum all zones to decide
+ whether to collect.
+ (SCALE, LABEL): New macros.
+ (ggc_print_statistics): Add statistics support.
+
+2004-08-09 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
+ (init_expmed): Fix potential overrun problem with "all.reg".
+ (expand_sdiv2_pow2): Add an alternate implementation for signed
+ division, if the target provides a suitable conditional move insn.
+
+2004-08-09 Paul Brook <paul@codesourcery.com>
+ Richard Henderson <rth@redhat.com>
+
+ * unwind-dw2.c (uw_install_context_1): Update target saved stack
+ pointer.
+
+2004-08-09 Geoffrey Keating <geoffk@apple.com>
+
+ * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
+ Check DATA limit only if there's no AS limit. Ignore insanely
+ low DATA limits.
+ (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
+ but take care that the AS limit isn't overrun.
+ * doc/invoke.texi: Update documentation of min-heapsize parameter.
+
+2004-08-09 Jeff Law <law@redhat.com>
+
+ * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
+ (tree-ssa-threadupdate.o): Add dependencies.
+ * tree-ssa-threadupdate.c: New file.
+ * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
+ (rewrite_vars_out_of_ssa): Remove prototype.
+ (cleanup_tree_cfg): Returns a bool.
+ * tree.h (thread_through_all_blocks): Prototype.
+ * tree-outof-ssa.c (SSANORM_*): Move into here.
+ (remove_ssa_form): Now static.
+ (rewrite_vars_out_of_ssa): Kill.
+ * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
+ * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
+ (remove_ssa_form, register_partitions_for_vars): Kill declarations.
+ * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
+ anything was changed.
+ * tree-phinodes.c (add_phi_arg): Get the block for the PHI
+ from the PHI's annotation rather than the edge associated with
+ the new argument.
+ * tree-ssa-dom.c (redirection_edges): Kill.
+ (redirect_edges_and_update_ssa_graph): Kill.
+ (tree_ssa_dominator_optimize): Do not reset forwardable flag
+ for blocks anymore. Do not initialize redirection_edges.
+ Call thread_through_all_blocks. Simplify code for cleanup
+ of the CFG and iterating. No longer call cleanup_tree_cfg
+ outside the iteration loop.
+ (thread_across_edge): No longer mess with forwardable blocks.
+
+2004-08-09 Zack Weinberg <zack@codesourcery.com>
+
+ * explow.c (memory_address): Use memory_address_p.
+ * recog.c (general_operand): Likewise.
+ * regrename.c: No need to define REG_OK_STRICT.
+
+2004-08-09 Steven Bosscher <stevenb@suse.de>
+
+ * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
+ New timers.
+ * gcse.c: Include timevar.h.
+ (const_prop_count, copy_prop_count): Rename to global_const_prop_count
+ and global_copy_prop_count.
+ (local_const_prop_count, local_copy_prop_count): New static globals.
+ (gcse_main): Set the right timevar for each pass.
+ (cprop_jump): Increment global_const_prop_count when a constant is
+ propagated. Add "GLOBAL" to dump output.
+ (cprop_insn): Increment global_const_prop_count when a constant is
+ propagated, or global_copy_prop_count when a copy is propagated.
+ (do_local_cprop): Likewise for local_const_prop_count and
+ local_copy_prop_count.
+ (one_cprop_pass): Initialize const/cprop counters to zero.
+ Print out results of local and global const/cprop separately.
+ (bypass_block): Break over-length line.
+ * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
+ for bb-reorder.o and tracer.o.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (GTFILES): Remove stmt.c
+ (stmt.o): Do not depend on gt-stmt.h.
+ * emit-rtl.c (emit_line_note): Do not call
+ set_file_and_line_for_stmt.
+ * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
+ do everything.
+ * function.c (free_after_parsing): Do not free STMT field.
+ (allocate_struct_function): Do not call init_stmt_for_function.
+ (assign_stack_temp_for_type): Do not accept values of keep
+ other than 0 or 1.
+ (init_temp_slots): Do not initialize removed variables.
+ * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
+ and X_VAR_TEMP_SLOT_LEVEL fields.
+ * rtl.h (set_file_and_line_for_stmt): Remove.
+ * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
+ struct stmt_status, cond_stack, case_stack, nesting_stack,
+ nesting_depth, emit_locus, set_file_and_line_for_stmt,
+ same_case_target_p, init_stmt_for_function, emit_nop,
+ expand_start_cond, expand_start_elseif, expand_start_else,
+ expand_elseif, expand_end_cond): Remove.
+ (preserve_subexpressions_p): Remove references to CFUN->STMT.
+ (expand_start_case, expand_end_case_type): Remove, merge into...
+ (expand_case): ... this one, including other bits from
+ expand_expr_real_1. Inline same_case_target_p. Turn members
+ of CASE_STACK into local variables.
+ (emit_case_bit_tests): Inline same_case_target_p.
+ (add_case_node): Add HEAD argument, return new head of the list,
+ do not handle default label here.
+ * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
+ expand_start_elseif, current_nesting_level, expand_start_case,
+ expand_end_case_type, expand_end_case, add_case_node,
+ init_stmt_for_function, expand_elseif): Remove prototypes.
+ (expand_case): Add prototype.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Use optab_for_tree_code.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (var_rtx): Remove.
+ (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
+ LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
+ TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
+ Abort.
+ (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
+ * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
+ * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
+
+2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
+ Ayal Zaks <zaks@il.ibm.com>
+
+ * common.opt (freschedule-modulo-scheduled-loops): New flag.
+ * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
+ * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
+ when -freschedule-modulo-scheduled-loops flag is not specified.
+ (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
+ add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
+ More accurate placing of insn in row of partial schedule.
+ (ps_insn_find_column): New function.
+ * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
+ * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
+ (schedule_region): Use sched_is_disabled_for_current_region_p.
+ * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
+
+2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Revert the last
+ change.
+
+2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Properly call
+ gen_strset for 64bit target.
+
+2004-08-07 Olivier Hainque <hainque@act-europe.fr>
+
+ * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
+
+2004-08-07 Jason Merrill <jason@redhat.com>
+
+ Make return in memory explicit.
+ * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
+ (assign_parm_find_data_types): Remove code for old front end
+ invisible reference handling.
+ (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
+ (expand_function_end): Likewise.
+ * gimplify.c (gimplify_return_expr): Handle a dereferenced
+ RESULT_DECL.
+ * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
+ (declare_return_variable): Handle DECL_BY_REFERENCE.
+ * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
+ (cp_genericize_r): Use convert_from_reference.
+ Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
+ (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
+
+ * c-common.c (c_warn_unused_result): Check TREE_USED before
+ warning about a CALL_EXPR with an unused value.
+
+2004-08-06 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
+ to the compiler. Use -fshort-wchar by default.
+
+2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
+
+ * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
+ * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
+ threshhold.
+ * doc/invoke.texi (param): Document min-crossjump-insns.
+
+2004-08-06 Richard Sandiford <rsandifo@redhat.com>
+
+ PR c/13282
+ * c.opt (Wmissing-field-initializers): New option.
+ * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
+ * c-typeck.c (pop_init_level): Guard the missing field warning with
+ warn_missing_field_initializers rather than extra_warnings.
+ * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
+ some of the explanation from...
+ (-Wextra): ...here. Say that the missing field warning can be
+ seperately controlled by -Wmissing-field-initializers.
+
+2004-08-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
+ * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
+ * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
+ * tree.def (ENTRY_VALUE_EXPR): Remove.
+
+2004-08-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
+ the places where it is actually needed. Don't use repz; stosb
+ for -Os with sufficiently small constant sizes.
+ For sufficiently small repz; stos{l,q} repeat counts use a sequence
+ of stos{l,q} instructions instead.
+
+2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/16807
+ * loop-iv.c (dump_iv_info): Dump invariants correctly.
+ (iv_subreg, iv_extend): Express value of invariant purely in
+ base field.
+
+2004-08-06 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
+ (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
+
+2004-08-06 Roman Zippel <zippel@linux-m68k.org>
+
+ * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
+ * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
+ pre_dec_operand.
+ * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
+ pattern until reload is finished to allow better code generation
+ and split them completely into separate instrunctions.
+ (*andsi3_split): New pattern.
+
+2004-08-05 Mark Mitchell <mark@codesourcery.com>
+
+ * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
+ Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
+ DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * tree.h (handle_dll_attribute): Declare. Test
+ TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * c-common.h (c_determine_visibility): Declare.
+ * c-common.c (c_determine_visibility): New function.
+ * c-decl.c (finish_decl): Use it.
+ (finish_function): Likewise.
+ * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
+ zero, by default. Use #if, not #ifdef, to test it.
+ * config/arm/arm.c (arm_attribute_table): Use
+ handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
+ #if.
+ * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
+ * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ to 1.
+ * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
+ * config/i386/i386.c (ix86_attribute_table): Use
+ handle_dll_attribute for dllimport/dllexport. Test
+ TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
+ * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ it to 1.
+ * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
+ with #if.
+ * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ it to 1.
+ * doc/extend.texi (dllexport): Clarify and correct documentation.
+ (dllimport): Likewise.
+ * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
+ handle_dll_attribute.
+
2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
* tree-ssa-loop-manip.c: New file.
* defaults.h (TARGET_DECLSPEC): New macro.
* c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
* config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
- * config/arm/symbian. (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
+ * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
* config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
__declspec support.
(TARGET_DECLSPEC): Define.
* objc/objc-act.c (get_super_receiver): Update calls to
build_compound_expr.
-2004-07-12 Paolo Bonzini <bonzini@gnu.org>
+2004-07-18 Paolo Bonzini <bonzini@gnu.org>
* config/sh/sh.c (sh_use_dfa_interface): Remove.
(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
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