gcc/ChangeLog

   1 2004-07-09  James E Wilson  <wilson@specifixinc.com>
   2
   3         PR target/16364
   4         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
   5         do return a parallel if hfa_mode == XFmode and mode == TImode.
   6
   7 2004-07-09 Jan Beulich <jbeulich@novell.com>
   8
   9         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
  10         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
  11         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
  12         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
  13         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
  14         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
  15         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
  16         (BUILTIN_xxxIMAX): New.
  17         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
  18         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
  19         BUILT_IN_PARITYIMAX.
  20
  21 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
  22
  23         * config/sparc/sparc.h (processor_costs): Define.
  24         (sparc_costs): Declare.
  25         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
  26         hypersparc_costs, sparclet_costs, ultrasparc_costs,
  27         ultrasparc3_costs): New.
  28         (sparc_override_options): Set sparc_costs as appropriate.
  29         (sparc_rtx_costs): Use sparc_costs instead of messy
  30         conditionals.
  31
  32 2004-07-09  Steven Bosscher  <stevenb@suse.de>
  33
  34         * doc/md.texi (Processor pipeline description): Mention that
  35         the old pipeline description is deprecated.
  36
  37         * config/rs6000/7450.md (automaton ppc7450): Split up, move
  38         mciu_7450 function unit to...
  39         (automaton ppc7450mciu): ...new automaton.
  40
  41         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
  42         (schedule_block): Don't consider inserting bubbles.
  43         (sched_init): Don't initialize DFA bubbles.
  44         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
  45         TARGET_SCHED_DFA_BUBBLE): Remove.
  46         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
  47         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
  48         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
  49
  50         * stmt.c (conditional_context): Remove prototype.
  51         * tree.h (conditional_context): Remove.
  52         * tree-cfg.c (pre_insert_on_edge): Remove.
  53
  54         * c-common.h (c_expand_asm_operands): Remove prototype.
  55         * c-typeck.c (c_expand_asm_operands): Remove.
  56
  57 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  58
  59         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
  60         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
  61         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
  62         and V8QI are class SSE. All sufficiently small remaining vector modes
  63         must be passed in one or two integer registers.
  64         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
  65         returned in memory.
  66         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
  67         __builtin_ia32_pmuludq128 have non-uniform argument and return types
  68         and must thus be handled explicitly.
  69         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
  70         MMX and XMM regs.
  71         (movv8qi_internal, movv4hi_internal, movv2si_internal,
  72         movv2sf_internal): Permit moving between MMX and XMM registers (since
  73         MMX areguments and return values are passed in XMM registers).
  74         (sse2_umulsidi3): Correct type and mode.
  75
  76 2004-07-09  Richard Henderson  <rth@redhat.com>
  77
  78         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
  79
  80 2004-07-09  Eric Christopher  <echristo@redhat.com>
  81
  82         * config/rs6000/40x.md: Split into two automatons.
  83
  84 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
  85             Andrew Pinski  <apinski@apple.com>
  86
  87         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
  88         on when we have more than one input file.
  89         (c_common_parse_file): Restore loop over all input files.
  90         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
  91
  92         * c-decl.c (set_type_context): New function.
  93         (pop_scope): Use it to set context of types.  When we
  94         encounter a TYPE_DECL, set the context of the attached type too.
  95         (pop_file_scope): Don't call cpp_undef_all here.
  96         (diagnose_mismatched_decls): Do not complain about a second
  97         definition of an 'extern inline' function if it's not in the
  98         same translation unit.  Do not complain about inline
  99         declaration after use if the use was in a different
 100         translation unit.
 101         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
 102         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
 103         the external scope.
 104         (pushdecl_top_level): Likewise.
 105         (grokdeclarator): Clarify what is going on with setting
 106         DECL_EXTERNAL on function types, a little.
 107         (c_write_global_declarations): Don't do anything if
 108         -fsyntax-only or errors have been encountered.
 109
 110 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
 111
 112         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
 113
 114 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 115
 116         PR target/16459
 117         * pa.c (output_indirect_call): Use %r2 as the link register when
 118         calling $$dyncall with a pc-relative branch.
 119
 120 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
 121
 122         * doc/install.texi (Binaries): Mention OpenPKG.
 123
 124 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
 125
 126         Fix PR tree-optimization/15555
 127         * tree-dfa.c (dump_variable): If the variable is a pointer
 128         SSA_NAME, also dump its points-to information.
 129         * tree-flow.h (struct ptr_info_def): Add field
 130         is_dereferenced.
 131         (dump_points_to_info_for): Declare.
 132         (debug_points_to_info_for): Declare.
 133         * tree-optimize.c (init_tree_optimization_passes): Add a
 134         second alias analysis pass after DOM2.
 135         Move pass_del_pta to a later spot.
 136         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
 137         create a name tags when we find a dereferenced pointer.  Just
 138         mark the pointer dereferenced.
 139         (collect_points_to_info_for): Move code to clear points-to
 140         information to create_name_tags.
 141         (create_name_tags): New function.
 142         (compute_flow_sensitive_aliasing): Call it.
 143         (setup_pointers_and_addressables): Mark type tags for renaming
 144         here instead of ...
 145         (create_memory_tag): ... here.
 146         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
 147         (dump_points_to_info_for): Declare extern.
 148         (debug_points_to_info_for): New function.
 149
 150 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
 151
 152         * config/arc/arc.md: Switch to DFA-based scheduler description.
 153         * config/arc/arc.c: Switch to DFA-based scheduler description.
 154
 155 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 156
 157         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
 158         pointer.
 159
 160 2004-07-09  Richard Henderson  <rth@redhat.com>
 161
 162         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
 163         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 164         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
 165         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
 166
 167         * config/v850/v850-protos.h (v850_va_arg): Remove.
 168         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 169         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
 170         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
 171         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
 172         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
 173
 174 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 175
 176         PR target/12133
 177         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
 178         and DImode to use +/-4k offset.
 179
 180 2004-07-09  Richard Henderson  <rth@redhat.com>
 181
 182         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
 183         Remove.
 184         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 185         (xstormy16_gimplify_va_arg_expr): Rewrite from
 186         xstormy16_expand_builtin_va_arg.
 187         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
 188
 189         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
 190         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
 191
 192         * config/sh/sh-protos.h (sh_va_arg): Remove.
 193         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 194         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
 195         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
 196
 197         * config/pa/pa-protos.h (hppa_va_arg): Remove.
 198         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 199         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
 200         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
 201
 202         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
 203         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 204         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
 205         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
 206
 207 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 208
 209         * config/sparc/sparc.md (return): Rewrite length formula.
 210         * config/sparc/sparc.c (output_return): Pass 1 as 5th
 211         argument to final_scan_insn when in a delay slot.
 212         (output_sibcall): Likewise.
 213
 214 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 215
 216         * arm.c (arm_cpp_interwork): New variable.
 217         (arm_override_options): Set it if TARGET_INTERWORK was on the command
 218         line.
 219         * arm.h (arm_cpp_interwork): Declare it.
 220         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
 221         __THUMB_INTERWORK__ in the preprocessor.
 222
 223 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
 224
 225         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
 226
 227 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 228
 229         PR target/16416
 230         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
 231         Override default settings to account for -m32 and -m64.
 232
 233 2004-07-08  Randolph Chung  <tausq@debian.org>
 234
 235         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
 236
 237 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
 238
 239         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
 240         before comparing it as such.
 241
 242 2004-07-08  Richard Henderson  <rth@redhat.com>
 243
 244         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
 245         temporary.  Use bit arithmetic to align.
 246
 247 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
 248
 249         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
 250         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
 251         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
 252         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
 253         add_labels_and_missing_jumps, find_jump_block,
 254         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
 255         Likewise.
 256         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
 257         link_btr_uses, move_btr_def): Likewise.
 258         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
 259         expand_builtin_expect_jump): Likewise.
 260         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
 261         * calls.c (expand_call, emit_library_call_value_1): Likewise.
 262         * cfganal.c (forwarder_block_p): Likewise.
 263         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
 264         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
 265         find_bb_boundaries): Likewise.
 266         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
 267         merge_blocks_move_predecessor_nojumps,
 268         merge_blocks_move_successor_nojumps, insns_match_p,
 269         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
 270         try_optimize_cfg): Likewise.
 271         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
 272         * cfglayout.c (skip_insns_after_block, label_for_bb,
 273         record_effective_endpoints, insn_locators_initialize,
 274         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
 275         * cfgmainloop.c (create_loop_notes): Likewise.
 276         * cfgrtl.c (delete_insn, delete_insn_chain,
 277         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
 278         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
 279         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
 280         redirect_branch_edge, force_nonfallthru_and_redirect,
 281         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
 282         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
 283         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
 284         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
 285         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
 286         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
 287         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
 288         * combine.c (combine_instructions, can_combine_p, try_combine,
 289         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
 290         distribute_notes, distribute_links, insn_cuid): Likewise.
 291         * cse.c (fold_rtx, cse_insn, cse_around_loop,
 292         invalidate_skipped_block, cse_set_around_loop,
 293         cse_end_of_basic_block, cse_main, cse_basic_block,
 294         cse_condition_code_reg): Likewise.
 295         * cselib.c (cselib_process_insn): Likewise.
 296         * ddg.c (create_ddg): Likewise.
 297         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
 298         Likewise.
 299         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
 300         gen_label_die, dwarf2out_var_location): Likewise.
 301         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
 302         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
 303         last_call_insn, active_insn_p, next_label, prev_label,
 304         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
 305         add_insn_before, remove_insn, add_function_usage_to,
 306         reorder_insns, find_line_note, remove_unnecessary_notes,
 307         emit_insn_after_1, classify_insn): Likewise.
 308         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
 309         connect_post_landing_pads, sjlj_mark_call_sites,
 310         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
 311         can_throw_internal, can_throw_external, set_nothrow_function_flags,
 312         convert_to_eh_region_ranges): Likewise.
 313         * explow.c (optimize_save_area_alloca): Likewise.
 314         * expr.c (expand_expr_real): Likewise.
 315         * final.c (insn_current_reference_address, compute_alignments,
 316         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
 317         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
 318         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
 319         propagate_block_delete_insn, propagate_one_insn,
 320         init_propagate_block_info, propagate_block, libcall_dead_p,
 321         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
 322         Likewise.
 323         * function.c (instantiate_virtual_regs, reorder_blocks_1,
 324         expand_function_start, expand_function_end, contains,
 325         thread_prologue_and_epilogue_insns,
 326         reposition_prologue_and_epilogue_notes): Likewise.
 327         * gcse.c (constprop_register, bypass_conditional_jumps,
 328         insert_insn_end_bb, gcse_after_reload): Likewise.
 329         * genemit.c (gen_expand, gen_split): Likewise.
 330         * genpeep.c (gen_peephole, main): Likewise.
 331         * global.c (build_insn_chain): Likewise.
 332         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
 333         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
 334         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
 335         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
 336         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
 337         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
 338         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
 339         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
 340         dead_or_predicable): Likewise.
 341         * integrate.c (try_constants): Likewise.
 342         * jump.c (rebuild_jump_labels, cleanup_barriers,
 343         purge_line_number_notes, init_label_info, mark_all_labels,
 344         squeeze_notes, get_label_before, get_label_after,
 345         reversed_comparison_code_parts, simplejump_p, pc_set,
 346         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
 347         delete_barrier, delete_prior_computation, delete_computation,
 348         delete_related_insns, delete_for_peephole, redirect_jump):
 349         Likewise.
 350         * lcm.c (optimize_mode_switching): Likewise.
 351         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
 352         Likewise.
 353         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
 354         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
 355         * loop-iv.c (simplify_using_assignment): Likewise.
 356         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
 357         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
 358         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
 359         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
 360         check_insn_for_givs, check_final_value, update_giv_derive,
 361         basic_induction_var, product_cheap_p, check_dbra_loop,
 362         loop_insn_first_p, last_use_this_basic_block,
 363         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
 364         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
 365         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
 366         sms_schedule_by_order): Likewise.
 367         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
 368         * postreload.c (reload_cse_simplify_operands, reload_combine,
 369         reload_cse_move2add): Likewise.
 370         * predict.c (can_predict_insn_p, estimate_probability,
 371         expected_value_to_br_prob, process_note_predictions): Likewise.
 372         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
 373         * profile.c (branch_prob): Likewise.
 374         * ra-build.c (live_out_1, livethrough_conflicts_bb,
 375         detect_webs_set_in_cond_jump): Likewise.
 376         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
 377         ra_print_rtl_with_bb): Likewise.
 378         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
 379         * recog.c (next_insn_tests_no_inequality, find_single_use,
 380         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
 381         * reg-stack.c (next_flags_user, record_label_references,
 382         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
 383         compensate_edge, convert_regs_1): Likewise.
 384         * regclass.c (scan_one_insn): Likewise.
 385         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
 386         regmove_optimize, fixup_match_1, single_set_for_csa,
 387         combine_stack_adjustments_for_block): Likewise.
 388         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
 389         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
 390         find_equiv_reg): Likewise.
 391         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
 392         reload_as_needed, emit_input_reload_insns, do_output_reload,
 393         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
 394         Likewise.
 395         * reorg.c (find_end_label, emit_delay_sequence,
 396         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
 397         get_jump_flags, rare_destination, mostly_true_jump,
 398         try_merge_delay_insns, redundant_insn, own_thread_p,
 399         fill_simple_delay_slots, fill_slots_from_thread,
 400         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
 401         dbr_schedule): Likewise.
 402         * resource.c (find_basic_block, next_insn_no_annul,
 403         find_dead_or_set_registers, mark_target_live_regs): Likewise.
 404         * rtl.h (RTX_PREV): Likewise.
 405         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
 406         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
 407         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
 408         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
 409         tablejump_p, computed_jump_p, insns_safe_to_move_p,
 410         find_first_parameter_load, can_hoist_insn_p): Likewise.
 411         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
 412         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
 413         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
 414         schedule_ebbs): Likewise.
 415         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
 416         is_conditionally_protected, can_schedule_ready_p,
 417         add_branch_dependences, debug_dependencies): Likewise.
 418         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
 419         Likewise.
 420         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
 421         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
 422         set_dominates_use, ujump_to_loop_cont): Likewise.
 423         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
 424         * varasm.c (output_constant_pool_1): Likewise.
 425
 426 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 427
 428         * tree-scalar-evolution.c: New file.
 429         * tree-scalar-evolution.h: New file.
 430         * tree-ssa-loop-niter.c: New file.
 431         * Makefile.in (SCEV_H): New.
 432         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
 433         * cfgloop.h (struct loop): Add bounds field.
 434         * tree-flow.h (struct tree_niter_desc): New type.
 435         (number_of_iterations_cond, number_of_iterations_exit,
 436         loop_niter_by_eval, find_loop_niter_by_eval,
 437         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
 438         free_numbers_of_iterations_estimates): Declare.
 439         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
 440         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
 441         * doc/invoke.texi (max-iterations-to-track): Document.
 442
 443 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
 444
 445         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
 446         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
 447         (MODE_AFTER): Add cast appropriately.
 448         * config/sh/sh.md (movdi splitter): Likewise.
 449         (casesi_worker_2): Add const qualifier appropriately.
 450         (eh_return): Remove unused variable.
 451         (insv): Initialize v;
 452
 453 2004-07-08  Richard Henderson  <rth@redhat.com>
 454
 455         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
 456         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 457         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
 458         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
 459         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
 460
 461         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
 462         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 463         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
 464         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
 465
 466         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
 467         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 468         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
 469         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
 470
 471         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
 472         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 473         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
 474         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
 475
 476         * config/i860/i860-protos.h (i860_va_arg): Remove.
 477         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 478         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
 479         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
 480
 481 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
 482
 483         * system.h: Prototype getpagesize if missing.
 484         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
 485         * configure: Regenerate.
 486         * config.in: Regenerate.
 487
 488 2004-07-08  Richard Henderson  <rth@redhat.com>
 489
 490         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
 491         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 492         (fr30_gimplify_va_arg_expr): New.
 493         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
 494         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
 495
 496 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
 497
 498         PR target/16414
 499         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
 500         of asm_noperands result.
 501
 502 2004-07-08  Richard Henderson  <rth@redhat.com>
 503
 504         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
 505         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 506         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
 507         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
 508
 509 2004-07-08  Richard Henderson  <rth@redhat.com>
 510
 511         * builtins.c (ind_gimplify_va_arg_expr): New.
 512         * tree.h (ind_gimplify_va_arg_expr): Declare.
 513         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
 514
 515 2004-07-08  Jan Beulich  <jbeulich@novell.com>
 516
 517         * expmed.c (extract_bit_field): Correct condition to use vec_extract
 518         patterns also on vector elements other than the first one.
 519         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
 520         break statements.
 521
 522 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
 523
 524         * config/rs6000/darwin-ldouble.c: Correct reference
 525         to the Linnainmaa paper.
 526
 527 2004-07-08  Richard Henderson  <rth@redhat.com>
 528
 529         * config/arc/arc-protos.h (arc_va_arg): Remove.
 530         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 531         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
 532         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
 533
 534         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
 535         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 536         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
 537         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
 538
 539 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 540
 541         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
 542
 543 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
 544
 545         * c-decl.c (static_ctors, static_dtors): Make static.
 546         (pop_file_scope): Call c_common_write_pch and
 547         cgraph_finalize_compilation_unit here.
 548         (build_cdtor): Moved here from c-objc-common.c; simplify.
 549         (c_write_global_declarations_1): Clarify comment.
 550         (c_write_global_declarations): Close the external scope before
 551         doing anything else.  Call build_cdtor, cgraph_optimize, and
 552         mudflap_finish_file here.
 553         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
 554         Clarify comment.
 555         * c-objc-common.c: No need to include cgraph.h.
 556         (build_cdtor): Moved to c-decl.c.
 557         (c_objc_common_finish_file): Delete.
 558         * c-tree.h: Update to match.
 559         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
 560         (generate_static_references): Set TREE_USED before calling finish_decl.
 561         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
 562         on the static_instances_decl.
 563
 564 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
 565
 566         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
 567         decls when there is only one input translation unit.
 568         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
 569         change of 2004-07-05; do not treat declarations with
 570         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
 571         * opts.c (cur_in_fname): Delete.
 572         * opts.h: Likewise.
 573         * tree.c: Revert changes of 2004-07-05; no special treatment
 574         for TRANSLATION_UNIT_DECLs.
 575         * Makefile.in (tree.o): Update dependencies.
 576
 577 2004-07-08  Roger Sayle  <roger@eyesopen.com>
 578
 579         * builtins.c (fold_builtin_strcpy): Merge functionality from
 580         simplify_builtin_strcpy.  Add additional len argument.  No longer
 581         static.  Remove function prototype.
 582         (fold_builtin_strncpy): Likewise integrate functionality from
 583         simplify_builtin_strncpy.  Add additional slen argument.  No
 584         longer static.  Remove function prototype.
 585         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
 586         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
 587         types of "ignore" and "unlocked" parameters to bool.
 588         (fold_builtin_1):  Add additional ignore argument.  Call renamed
 589         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
 590         builtins.  Update arguments to fold_builtin_strncpy and
 591         fold_builtin_strcpy.  Add function prototype.
 592         (fold_builtin): Add additional Boolean ignore argument to pass
 593         to fold_builtin_1.
 594         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
 595         and fold_builtin_strncpy instead of simplify_builtin_fputs,
 596         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
 597
 598         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
 599         simplify_builtin_strncpy): Delete function prototypes.
 600         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
 601         fold_builtin_strncpy): Add function prototypes here.
 602         (fold_builtin): Update function prototype with new "bool ignore".
 603
 604         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
 605         (ccp_fold_builtin):  Update call to fold_builtin.  Call
 606         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
 607         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
 608         simplify_builtin_strncpy respectively.
 609         * fold-const.c (fold): Update call to fold_builtin.
 610
 611 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
 612
 613         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
 614         to strcpy.
 615
 616         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
 617         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
 618         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
 619         * calls.c: Remove ifdefs of macros above.
 620         * functions.c: Likewise.
 621         * expr.c: Likewise.
 622
 623 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 624
 625         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
 626         (arch attribute): Delete.
 627         (current_function_calls_alloca attribute): Rename into calls_alloca.
 628         (calls_eh_return): New attribute.
 629         (leaf_function): Likewise.
 630         (length attribute): Fix formula for sibcalls.
 631         (return insn): Correctly compute the 'length' attribute.
 632         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
 633
 634 2004-07-08  Richard Henderson  <rth@redhat.com>
 635
 636         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
 637         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
 638         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
 639         * tree-eh.c (lower_eh_constructs_1): Likewise.
 640         * tree-sra.c (sra_walk_modify_expr): Likewise.
 641         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
 642         (eliminate_unnecessary_stmts): Likewise.
 643         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
 644         * tree-tailcall.c (optimize_tail_call): Likewise.
 645         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
 646
 647 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 648             Jakub Jelinek  <jakub@redhat.com>
 649
 650         * config/i386/i386.c (override_options): Enable
 651         SSE prefetches with -mtune, as long as we are
 652         compiling for i686 or higher.  All i686 processors
 653         accept SSE prefetches as NOPS, some i586's don't.
 654
 655 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 656
 657         PR target/10567
 658         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
 659
 660 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
 661
 662         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
 663         the handling of clobbering ASM_EXPRs.
 664
 665 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 666
 667         PR target/16430
 668         * config/sparc/sparc.c (function_value): In 64-bit mode,
 669         return the aggregates larger than 16 bytes like unions.
 670
 671 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 672
 673         PR target/16199
 674         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
 675         'temp' is zero, generate new pseudos as needed and emit the
 676         sequence of insns in single-assignment form.  Resync comments
 677         with code.
 678         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
 679         function before reload.
 680
 681 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
 682
 683         * vec.c (vec_assert_fail): Remove duplicate 'function'.
 684
 685         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
 686
 687         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
 688         Allocation is signed.
 689         (VEC_reserve): Return flag, allocation is signed.
 690
 691 2004-07-08  Richard Henderson  <rth@redhat.com>
 692
 693         * tree-ssa-ccp.c (fold_stmt): Get type directly from
 694         OBJ_TYPE_REF_OBJECT.
 695
 696 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
 697             Neil Booth  <neil@daikokuya.co.uk>
 698
 699         PR c/2511
 700         PR c/3325
 701         * c-decl.c (finish_struct): Ensure bit-fields are given the
 702         correct type.
 703         * c-common.c (c_common_signed_or_unsigned_type): For C, require
 704         the precision to match as well as the mode.
 705         * expr.c (reduce_to_bit_field_precision): New function.
 706         (expand_expr_real_1): Reduce expressions of bit-field type to
 707         proper precision.
 708         * langhooks.h (reduce_bit_field_operations): New hook.
 709         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
 710         Define.
 711         * c-lang.c, objc/objc-lang.c
 712         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
 713         * objc/objc-act.c (check_ivars): Convert types to bit-field types
 714         before checking.
 715         * tree.c (build_nonstandard_integer_type): New function.
 716         * tree.h (build_nonstandard_integer_type): New prototype.
 717         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
 718         conversions between integer and boolean types as useless.
 719
 720 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 721
 722         * c-common.c (c_common_nodes_and_builtins): Do not
 723         create __builtin_ptrdiff_t and __builtin_size_t.
 724
 725 2004-07-08  Andrew Pinski  <apinski@apple.com>
 726
 727         * Makefile.in (libbackend.o): Add -combine to the gcc
 728         command line.
 729
 730 2004-07-08  Nick Clifton  <nickc@redhat.com>
 731
 732         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
 733         Set to -Os.
 734
 735 2004-07-08  Richard Henderson  <rth@redhat.com>
 736
 737         * except.c (expand_eh_region_start, expand_eh_region_end,
 738         expand_eh_handler, expand_eh_region_end_cleanup,
 739         expand_start_all_catch, expand_start_catch, expand_end_catch,
 740         expand_end_all_catch, expand_eh_region_end_allowed,
 741         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
 742         expand_eh_region_end_fixup): Remove.
 743         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
 744         cleanups, outer_cleanups, label_chain, exception_region.
 745         (struct goto_fixup): Remove stack_level, cleanup_list_list.
 746         (struct label_chain): Remove.
 747         (struct stmt_status): Remove x_stack_block_stack.
 748         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
 749         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
 750         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
 751         end_cleanup_deferral, last_cleanup_this_contour,
 752         containing_blocks_have_cleanups_or_stack_level,
 753         any_pending_cleanups): Remove.
 754         (expand_null_return_1): Take no arguments.
 755         (expand_label, expand_naked_return, expand_return,
 756         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
 757         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
 758         expand_end_case_type): Don't use any of them.
 759         * calls.c (expand_call): Likewise.
 760         * dojump.c (do_jump): Likewise.
 761         * function.c (expand_function_end): Likewise.
 762         * expr.c (store_expr, expand_expr_real_1): Likewise.
 763         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
 764         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
 765         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
 766         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
 767         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
 768         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
 769         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
 770         for WITH_CLEANUP_EXPR.
 771         (gimple_push_cleanup): Likewise.
 772         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
 773         * print-tree.c (print_node): Likewise.
 774         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
 775         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
 776         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
 777         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
 778         (GOTO_SUBROUTINE_EXPR): Remove.
 779         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
 780         (DECL_TOO_LATE): Remove.
 781         * except.h, tree.h: Update decls.
 782
 783 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 784
 785         * explow.c (optimize_save_area_alloca): Do not accept parameters.
 786         * passes.c (rest_of_handle_final): Handle symout.
 787         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
 788         Push timevar here.
 789         (rest_of_handle_sched): Break out SMS.  Remove ifs for
 790         flag_schedule_insns and flag_modulo_sched.
 791         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
 792         collect at the end.
 793         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
 794         (rest_of_handle_partition_blocks, rest_of_handle_sms,
 795         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
 796         rest_of_handle_mode_switching, rest_of_handle_jump,
 797         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
 798         rest_of_handle_jump2, rest_of_handle_postreload,
 799         rest_of_handle_flow2, rest_of_clean_state,
 800         rest_of_handle_shorten_branches,
 801         rest_of_handle_prologue_epilogue,
 802         rest_of_handle_branch_target_load_optimize): New.
 803         (rest_of_compilation): Call the above.  Remove ggc_collect
 804         calls moved to rest_of_handle_*.
 805         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
 806
 807         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
 808         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
 809         * except.h (set_nothrow_function_flags): Update comment.
 810         * function.c (current_function_nothrow): Remove.
 811         * output.h (current_function_nothrow): Remove.
 812         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
 813         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
 814
 815 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 816
 817         PR bootstrap/16326
 818         * reorg.c: Revert 2004-06-30 change.
 819         (find_end_label): If HAVE_epilogue and !HAVE_return,
 820         return 0 instead of creating a label at the end of the insn chain.
 821         (optimize_skip): Account for the failure mode of find_end_label.
 822         (fill_simple_delay_slots): Likewise.
 823         (fill_slots_from_thread): Likewise.
 824         (relax_delay_slots): Likewise.
 825
 826 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
 827
 828         * tree-flow.h (addressable_vars): Declare.
 829         * tree-ssa-alias.c (addressable_vars): Define.
 830         (setup_pointers_and_addressables): Add addressable variables
 831         to addressable_vars.
 832         * tree-ssa-operands.c (get_stmt_operands): Move
 833         handling of ASM_EXPRs ...
 834         (get_asm_expr_operands): ... here.
 835         When the ASM_EXPR clobbers memory, also clobber addressable
 836         variables.
 837         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
 838         (delete_tree_ssa): Reset addressable_vars.
 839
 840 2004-07-07  Jan Beulich  <jbeulich@novell.com>
 841             Richard Henderson  <rth@redhat.com>
 842
 843         * varasm.c (assemble_variable): Use assemble_zeros for
 844         zero-initialized variables.
 845         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
 846         for SECCAT_BSS and SECCAT_TBSS.
 847
 848 2004-07-07  Jan Beulich  <jbeulich@novell.com>
 849
 850         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
 851
 852         * expmed.c (emit_store_flag): Also special-case double-word
 853         (in-)equality comparison against -1.
 854
 855         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
 856         passing arguments the containers for which are registers.
 857
 858         * calls.c (emit_library_call_value_1): Use mode of function parameter
 859         rather than that of argument since constants have none.
 860
 861 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
 862
 863         Introduce H8SX support.
 864         * expr.c (expand_strcpy): Renamed and moved to...
 865         * builtins.c (expand_movstr): ... here.  Tweak.
 866         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
 867         computed or has side effects.
 868         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
 869         unused, or if mempcpy fails.  Adjust the return value in the
 870         latter case.  Use movstr if everything else fails.
 871         * doc/md.texi (movstr): Document.
 872         (movmemM, clrmemM): Fix explanation of memory block operands.
 873         * config/h8300/h8300.md (stpcpy): Renamed to...
 874         (movstr): ... this.  Adjust.
 875         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
 876         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
 877         movmem* and clrstr* to clrmem*.
 878         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
 879         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
 880         GENERAL_REGS, always.
 881         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
 882         getting the stack pointer as addr.
 883         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
 884         from general_operand_dst.
 885         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
 886         variant of...
 887         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
 888         instead of requiring it to match only before reload.
 889         (stpcpy_internal_normal): New, normal-mode variant of...
 890         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
 891         `D' instead of requiring it to match only before reload.
 892         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
 893         mode argument.
 894         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
 895         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
 896         h8300_get_index.
 897         * config/h8300/h8300.md (attr type): Add call.
 898         (attr can_delay): If type is call, set it no.
 899         (call, call_value): Set type to call.
 900         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
 901         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
 902         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
 903         * tree.c (get_narrower): Don't narrow integral types into
 904         non-integral types.
 905         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
 906         frame_size *before* the first use.
 907         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
 908         on input.
 909         (peephole2): Don't widen instructions that push SP.  Move
 910         decrement of SP to the end of all stm-generating peepholes.
 911         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
 912         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
 913         and OR to set it to all ones.
 914         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
 915         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
 916         (call, call_value): Set can_delay to "no".
 917         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
 918         * config/h8300/h8300.md (extzv): Make subreg check more robust.
 919         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 920         * config/h8300/h8300.md (*brabit): Remove.
 921         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
 922         zero_extract.  Use bit_memory_operand as the predicate for
 923         operand 1 and 'WU' as the constraint.  Check the difference
 924         between the base length and the final one when deciding which
 925         type of branch to use.
 926         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 927         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
 928         Use convert_move to extend the result for TARGET_H8300SX.  Check
 929         for QImode memory references.  Optimize the case where the
 930         destination is a paradoxical subreg.
 931         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 932         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
 933         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
 934         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 935         * config/h8300/h8300.md: Include mova.md
 936         (length_table): Add mova and mova_zero.
 937         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
 938         after all constant addresses for '%R', '%X', '%T' and '%S'.
 939         (h8300_mova_length): New function.
 940         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
 941         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
 942         dependencies for s-config, etc.
 943         * config/h8300/gemova.sh: New file.
 944         * config/h8300/mova.md: Generated.
 945         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
 946         * config/h8300/h8300.c (h8300_bitfield_length): New.
 947         (nibble_operand): Adjust.
 948         (h8300_binary_length): Handle conditional binary op.
 949         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
 950         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
 951         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
 952         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
 953         constraints.  WU is introduced as a variant of U that requires a
 954         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
 955         * config/h8300/h8300.md (attr type): Added bitbranch.
 956         (attr length_table): Added bitfield and bitbranch.
 957         (attr length): Compute bitbranch length.
 958         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
 959         least-significant bit of a byte.
 960         (brabit, brabc, brabs): New.
 961         (insv, extzv): Emit bfst and bfld on H8300SX.
 962         (bfld, bfst, seq, sne): New.
 963         (bstzhireg, cmpstz, bstz, bistz): New.
 964         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
 965         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
 966         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
 967         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
 968         (h8sx_unary_memory_operator): New function.
 969         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
 970         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
 971         * config/h8300/h8300.md: Add peepholes to combine reloads and
 972         arithmetic insns.
 973         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
 974         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
 975         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
 976         (and?i, ior?i, xor?i): Likewise.
 977         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
 978         * config/h8300/h8300.c: Move enums and prototypes to head of file.
 979         Various whitespace fixes.
 980         (h8300_constant_length): New function, split out from...
 981         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
 982         (h8300_classify_operand): Use IN_RANGE.
 983         (h8300_classify_operand): Use h8300_constant_length.
 984         (h8300_short_move_mem_p): Tighten size check.
 985         (h8sx_mergeable_memrefs_p): Tighten equality check.
 986         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
 987         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
 988         for -msx.
 989         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
 990         * config/h8300/crtn.asm: Likewise.
 991         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
 992         if __H8300SX__ is defined.
 993         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
 994         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
 995         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
 996         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
 997         addresses as mode-dependent.
 998         * config/h8300/h8300.c (print_operand_address): Update call to
 999         h8300_get_index.
1000         (h8300_get_index): Take a mode argument.  Rework to fix an
1001         earlier misunderstanding.
1002         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
1003         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1004         into a register if TARGET_H8300SX.
1005         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1006         TARGET_H8300SX.  Also disable related define_splits.
1007         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1008         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
1009         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1010         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1011         * config/h8300/h8300.h (OK_FOR_Z): New macro.
1012         (EXTRA_CONSTRAINT_STR): Check it.
1013         * config/h8300/h8300.c (h8300_classify_operand): Accept null
1014         class arguments.
1015         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1016         * config/h8300/h8300.md (length_table): Add mov_imm4.
1017         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1018         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1019         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1020         be a label.
1021         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1022         * config/h8300/h8300.c (h8300_reorg): New function.
1023         (TARGET_MACHINE_DEPENDENT_REORG): Define.
1024         * config/h8300/h8300.md (length): Subtract the length of the
1025         delay slot from (pc) when checking the range of forward branches.
1026         (delay_slot, can_delay): New attributes.
1027         (define_delay): Add bra/s handling.
1028         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1029         (jump): Add delayed-branch handling.
1030         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
1031         * expr.c (expand_strcpy): New function.
1032         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1033         (expand_builtin_stpcpy): Likewise.
1034         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1035         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1036         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1037         handling to improve register allocation for -fno-omit-frame-pointer.
1038         (h8sx_split_movmd): Delete, moving er6 handling into...
1039         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1040         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1041         (movmd): Add calls to copy_rtx.
1042         (movmd_internal): In the second alternative, allow the initial and
1043         final destination registers to be different .  Update the splitter
1044         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1045         instead of h8sx_split_movmd.
1046         (stpcpy, movsd): New expanders.
1047         (movsd_internal): New define_insn.
1048         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
1049         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1050         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1051         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1052         and DESTINATION_REGS.
1053         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1054         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1055         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1056         (h8300_move_ratio): Declare.
1057         (MOVE_RATIO): Use it.
1058         * config/h8300/h8300.c (h8300_move_ratio): New variable.
1059         (h8300_init_once): Initialize it.
1060         (h8300_reg_class_from_letter): New function.
1061         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1062         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1063         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1064         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1065         (movstrsi, movmd): New expanders.
1066         (movmd_internal): New insn.
1067         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
1068         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1069         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
1070         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1071         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1072         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1073         * config/h8300/h8300.c (nibble_operand): Fix warning.
1074         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1075         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1076         (movsf_h8300h): Disable for TARGET_H8300SX.
1077         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1078         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1079         h8300_stm_parallel and h8300_return_parallel.
1080         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1081         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1082         h8300_stm_parallel, h8300_return_parallel): New functions.
1083         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1084         if TARGET_H8300SX.  Use h8300_push_pop.
1085         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
1086         and final pop when generating h8sx code.  Always emit some form
1087         of return insn.
1088         * config/h8300/h8300.md: Don't enforce register alignment in
1089         stm peepholes if TARGET_H8300SX.
1090         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1091         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1092         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1093         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1094         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1095         (MULTILIB_DIRNAMES): Add a directory for it.
1096         (MULTILIB_MATCHES): Delete.
1097         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1098         * final.c (walk_alter_subreg): Handle addresses with subregs
1099         inside a ZERO_EXTEND or AND.
1100         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1101         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1102         if TARGET_H8300SX.
1103         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1104         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1105         @(dd,Rn.w) and @(dd,ERn.L).
1106         (h8300_displacement_size): Take the whole address as argument.
1107         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1108         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1109         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1110         (h8sx_mergeable_memrefs_p): Declare.
1111         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1112         (HAVE_PRE_INCREMENT): Likewise.
1113         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1114         addresses for TARGET_H8300SX,
1115         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1116         and POST_DEC.
1117         (movb_length_table, movl_length_table): New tables.
1118         (movw_length_table): Define to movb_length_table.
1119         (h8300_displacement_size): New, split out from...
1120         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
1121         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1122         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1123         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1124         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1125         (compute_plussi_length, compute_plussi_cc): Update accordingly.
1126         (h8sx_unary_shift_operator): Get the mode from the operator.
1127         (binary_shift_operator): Likewise.
1128         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1129         a memory reference, check whether the reference is offsettable.
1130         (length_table): Add movb, movw and movl.
1131         (movqi): Add new h8sx pattern.  Don't force one operand to be a
1132         register when generating h8sx code.
1133         (movhi, movsi, movsf): Likewise.
1134         (movstrictqi): Use the length_table attribute.
1135         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
1136         (addqi3): Split into a define_expand and define_insn.  Don't accept
1137         memory operands in the expander.  Use h8300_operands_match_p to
1138         check for matching operands in the define_insn.
1139         (subqi3, negqi2, one_cmplqi2): Likewise.
1140         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
1141         in any patterns that are unused in h8sx code.  In the h8sx patterns,
1142         use h8300_operands_match_p to check whether operands match.
1143         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1144         one_cmpl[hs]i3): Likewise.
1145         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
1146         in the expander.
1147         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
1148         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1149         (h8300_insn_length_from_table): Add a second parameter.
1150         (output_h8sx_shift): Declare.
1151         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1152         (EXTRA_CONSTRAINT): Replace with...
1153         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
1154         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1155         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1156         and h8sx_binary_shift_operator.
1157         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1158         for TARGET_H8300SX.
1159         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1160         (bit_memory_operand, fix_bit_operand): Likewise.
1161         (h8300_length_table_for_insn): Remove.
1162         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1163         instructions.
1164         (h8300_short_immediate_length, h8300_binary_length): New functions.
1165         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
1166         (output_plussi): Use sub to add negative constants.
1167         (compute_plussi_length): Adjust accordingly.
1168         (h8sx_single_shift_type): New enum.
1169         (h8sx_single_shift, h8sx_unary_shift_operator,
1170         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1171         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1172         single h8sx instruction.  Return false in this case.
1173         * config/h8300/h8300.md (length_table): Add short_immediate.
1174         (length): Pass the operand array to h8300_insn_length_from_table.
1175         (adjust_length): Assume "no" for insns with a length_table attribute.
1176         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1177         (*addhi3_h8300hs): Don't use for h8sx.
1178         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1179         and sub.w #xx:3.
1180         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1181         1's predicate to nonimmediate_operand.  Only skip default expansion
1182         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
1183         for single h8sx shift instructions.
1184         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
1185         * config/h8300/h8300.c (nibble_operand): Split out of...
1186         (reg_or_nibble_operand): ... this.
1187         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1188         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1189         umulhisi3): Introduce expand, and introduce separate insns for
1190         sign- or zero-extended REG and already-extended CONST_INT.
1191         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
1192         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1193         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1194         (subhi3): Likewise.  Don't accept immediates for operand 1.
1195         Remove the early clobber from second alternative of the h8300s pattern.
1196         (subsi3): Generalize for h8sx.  Force operand 2 into a register
1197         on plain h8300 targets.
1198         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1199         (subsi3_h8300h): Generalize for h8sx.
1200         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1201         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
1202         * config/h8300/h8300.c (reg_or_nibble_operand): New.
1203         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1204         (TARGET_H8300SXMUL): New.
1205         (CONST_OK_FOR_P): New.
1206         (CONST_OK_FOR_LETTER_P): Adjust.
1207         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1208         umulhisi3): Accept 4-bit immediate on H8SX.
1209         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1210         (udivsi3, divhi3, udivsi3, divsi3): New.
1211         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
1212         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1213         * config/h8300/h8300.h (OK_FOR_Q): New macro.
1214         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1215         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1216         Add ADDRESSOF to the bit_operand entry.
1217         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1218         (h8300_src_operand): Likewise.
1219         (bit_operand): Check nonimmediate_operand rather than general_operand.
1220         Accept any nonimmediate_operand in h8sx code.
1221         (h8300_and_costs): Initialize operands[1].
1222         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1223         (h8300_operand_class): New enum.
1224         (h8300_length_table): New typedef.
1225         (addb_length_table, addw_length_table, addl_length_table,
1226         logicl_length_table): New tables.
1227         (logicb_length_table, logicw_length_table): New macros.
1228         (h8300_classify_operand, h8300_length_from_table,
1229         h8300_length_table_for_insn, h8300_unary_length,
1230         h8300_insn_length_from_table): New functions.
1231         (output_plussi): Only use adds and subs for register destinations.
1232         Disable redundant clause.
1233         (compute_plussi_cc): Likewise.
1234         (compute_plussi_length): Likewise.  Use h8300_length_from_table
1235         to work out the length of an insn.
1236         (output_logical_op): Only use narrower immediate instructions
1237         if the destination is a register.
1238         (compute_logical_op_cc): Likewise.
1239         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
1240         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1241         * config/h8300/h8300.md (length_table): New attribute.
1242         (length): When an instruction has a length_table attribute, use
1243         h8300_insn_length_from_table to calculate its default length.
1244         (cmpqi): Use h8300_dst_operand for the first operand and
1245         h8300_src_operand for the second.
1246         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1247         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1248         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1249         iorsi3, xorhi3, xorsi3): Likewise.
1250         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
1251         so that it allows any combination of operands for TARGET_H8300SX.
1252         (iorqi3, xorqi3): Likewise.
1253         (cmpqi): Use the length_table attribute.
1254         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1255         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1256         (cmpqi): Add 'Q' constraint.
1257         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1258         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1259         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
1260         * config/h8300/h8300.h (MASK_H8300SX): New macro.
1261         (TARGET_H8300S): True for both -ms and -msx.
1262         (TARGET_H8300SX): New macro.
1263         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1264         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1265         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1266         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1267         [Temporary change.]
1268         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
1269         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1270         16-bit pointers and 32-bit ints.
1271         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1272         CONST_DOUBLE with mode no wider than SImode.
1273         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1274         output operand.
1275         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
1276         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1277         or SUBREG thereof.
1278         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1279         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
1280         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1281
1282 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1283
1284         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1285
1286 2004-07-07  Per Bothner  <per@bothner.com>
1287
1288         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
1289
1290 2004-07-07  Mike Stump  <mrs@apple.com>
1291
1292         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1293         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1294         (machopic_finish): Likewise.
1295
1296 2004-07-07  Richard Henderson  <rth@redhat.com>
1297
1298         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1299         through any value-preserving cast.
1300
1301 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1302
1303         * function.c (assign_parm_find_data_types): Call
1304         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1305
1306 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1307
1308         * tree-cfg.c (group_case_labels): Remove case labels that have
1309         the same target as the default case.
1310
1311 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1312
1313         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1314         regardless of DECL_LANG_SPECIFIC being present or not.
1315         * tree.h (DECL_NUM_STMTS): Purge.
1316
1317 2004-07-07  Andrew Pinski  <apinski@apple.com>
1318
1319         * configure: Regenerate with the right autoconf.
1320
1321 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
1322
1323         * ifcvt.c (total_bb_rtx_cost): New function.
1324         (find_if_case_1): Compare rtx_cost of basic block to cost of
1325         BRANCH_COST insns.
1326         (find_if_case_2): Same.
1327
1328 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1329
1330         PR target/10567
1331         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1332         (output_return): Likewise.
1333         (output_sibcall): Abort if !flag_delayed_branch.
1334         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1335         (emit_and_preserve): New function.
1336         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
1337         indirect jump to the thunked-to function if !flag_delayed_branch.
1338         * config/sparc/sparc.md (delayed_branch): New attribute.
1339         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
1340         attribute to compute the length of the insn.
1341         (goto_handler_and_restore): Likewise.
1342
1343 2004-07-07  Andrew Pinski  <apinski@apple.com>
1344
1345         PR tree-optimization/15777
1346         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1347
1348         * expr.c (expand_expr_real_1): Fix formating.
1349         BUFFER_REF and IN_EXPR are dead.
1350         * fold-const.c (non_lvalue): BUFFER_REF is dead.
1351         * tree-inline.c (estimate_num_insns_1): Likewise.
1352         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1353         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1354         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1355
1356 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
1357
1358         * collect2.c (dump_file): Don't call cplus_demangle if
1359         HAVE_LD_DEMANGLE is defined.
1360         (main): Pass "--demangle" to ld if no_demangle is not 0 and
1361         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1362         if HAVE_LD_DEMANGLE is defined.
1363
1364         * configure.ac (--with-demangler-in-ld): Added
1365         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1366         --with-demangler-in-ld is used.
1367         * config.in: Regenerated.
1368         * configure: Likewise.
1369
1370 2004-07-07  Roger Sayle  <roger@eyesopen.com>
1371
1372         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1373         for simple floating point operations "fp", double precision
1374         multiplication "dmul", and single and double precision division
1375         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
1376         (ppc630_cost): New table split from ppc620_cost, to distinguish
1377         differences in floating point latencies.
1378         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1379         (rs6000_rtx_costs): Add support for single and double precision
1380         floating point addition, subtraction, multiplication, division,
1381         fused-multiply-add, fused-multiply-sub, negation, absolute value
1382         and negative absolute value.  Tweak MEM case to use prefered idiom.
1383
1384 2004-07-07  Richard Henderson  <rth@redhat.com>
1385
1386         * tree-flow-inline.h (may_propagate_copy): Move...
1387         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
1388         attempt to copy between types requiring conversion.
1389         * tree-flow.h (may_propagate_copy): Update decl.
1390         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1391
1392 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
1393
1394         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1395         from -mtune= option.
1396
1397 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1398
1399         * builtins.c: Rename movstr*, except for movstrict*, to
1400         movmem* and clrstr* to clrmem*.
1401         * expr.c: Likewise.
1402         * expr.h: Likewise.
1403         * genopinit.c: Likewise.
1404         * integrate.c: Likewise.
1405         * local-alloc.c: Likewise.
1406         * optabs.c: Likewise.
1407         * optabs.h: Likewise.
1408         * config/alpha/alpha.h: Likewise.
1409         * config/alpha/alpha.md: Likewise.
1410         * config/arm/arm-protos.h: Likewise.
1411         * config/arm/arm.c: Likewise.
1412         * config/arm/arm.md: Likewise.
1413         * config/avr/avr.md: Likewise.
1414         * config/c4x/c4x.c: Likewise.
1415         * config/c4x/c4x.md: Likewise.
1416         * config/frv/frv.md: Likewise.
1417         * config/i386/i386-protos.h: Likewise.
1418         * config/i386/i386.c: Likewise.
1419         * config/i386/i386.h: Likewise.
1420         * config/i386/i386.md: Likewise.
1421         * config/i860/i860.c: Likewise.
1422         * config/i860/i860.md: Likewise.
1423         * config/ip2k/ip2k.md: Likewise.
1424         * config/ip2k/libgcc.S: Likewise.
1425         * config/ip2k/t-ip2k: Likewise.
1426         * config/m32r/m32r.c: Likewise.
1427         * config/m32r/m32r.md: Likewise.
1428         * config/mcore/mcore.md: Likewise.
1429         * config/mips/mips.c: Likewise.
1430         * config/mips/mips.md: Likewise.
1431         * config/ns32k/ns32k.c: Likewise.
1432         * config/ns32k/ns32k.h: Likewise.
1433         * config/ns32k/ns32k.md: Likewise.
1434         * config/pa/pa.c: Likewise.
1435         * config/pa/pa.md: Likewise.
1436         * config/pdp11/pdp11.h: Likewise.
1437         * config/pdp11/pdp11.md: Likewise.
1438         * config/rs6000/rs6000.c: Likewise.
1439         * config/rs6000/rs6000.md: Likewise.
1440         * config/s390/s390-protos.h: Likewise.
1441         * config/s390/s390.c: Likewise.
1442         * config/s390/s390.md: Likewise.
1443         * config/sh/lib1funcs.asm: Likewise.
1444         * config/sh/sh.c: Likewise.
1445         * config/sh/sh.md: Likewise.
1446         * config/sh/t-sh: Likewise.
1447         * config/sparc/sparc.h: Likewise.
1448         * config/vax/vax.md: Likewise.
1449         * config/xtensa/xtensa.c: Likewise.
1450         * config/xtensa/xtensa.md: Likewise.
1451         * doc/invoke.texi: Likewise.
1452         * doc/md.texi: Likewise.
1453         * doc/rtl.texi: Likewise.
1454
1455 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
1456
1457         PR target/16407
1458         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1459         * config/mips/mips.c (mips_declare_common_object): New function,
1460         mostly split out from...
1461         (mips_output_aligned_decl_common): ...here.
1462         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1463         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1464         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1465         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
1466
1467 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1468
1469         PR c/16392
1470         * function.c (assign_parms): Fix typo from previous change.
1471
1472 2004-07-07  Jason Merrill  <jason@redhat.com>
1473
1474         PR c++/15815
1475         * doc/extend.texi (C++ Interface): Correct information and
1476         discourage use.
1477
1478 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
1479
1480         PR target/16130
1481         PR target/16142
1482         PR target/16143
1483         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1484         insn.
1485
1486 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
1487
1488         PR target/1679.
1489         * config/m32r/m32r.c (m32r_function_symbol): New function:
1490         Generate a symbol name RTX with the correct m32r specific flags
1491         set.
1492         (block_move_call): Use new function to generate correct symbol.
1493         * config/m32r/m32r-protos.h: Add prototype for new funcion.
1494         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1495         function.
1496
1497 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1498
1499         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1500         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1501         TYPE_BINFO_BASETYPE): Remove.
1502         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1503         to ...
1504         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1505         here.
1506         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1507         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1508         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1509         (struct tree_binfo): Rename base_types to base_binfos.
1510         * alias.c (record_component_aliases): Adjust BINFO macros.
1511         * dbxout.c (dbxout_type): Likewise.
1512         * dwarf2out.c (gen_member_die): Likewise.
1513         * sdbout.c (sdbout_one_type): Likewise.
1514         * tree-dump.c (deque_and_dump): Likewise.
1515         * config/i386/i386.c (classify_argument,
1516         contains_128bit_aligned_vector_p): Likewise.
1517
1518 2004-07-07  Nick Clifton  <nickc@redhat.com>
1519
1520         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1521         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1522
1523 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1524
1525         * vec.h: Fix the example use.
1526
1527 2004-07-06  Richard Henderson  <rth@redhat.com>
1528
1529         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1530         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1531         * tree-inline.c (copy_body_r, setup_one_parameter,
1532         initialize_inlined_parameters, expand_call_inline,
1533         declare_inline_vars): Don't check it.
1534         (expand_calls_inline): Remove old version, rename new version
1535         from gimple_expand_calls_inline.
1536         * tree-optimize.c (execute_gimple): Remove.
1537         (pass_gimple): Don't run anything.
1538
1539 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1540
1541         * doc/sourcebuild.texi: Use semicolons instead of commas in
1542         section title.
1543
1544 2004-07-06  Richard Henderson  <rth@redhat.com>
1545
1546         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1547         (sra_walk_modify_expr, scan_init): Likewise.
1548         (generate_element_zero): Check visited before scanning children.
1549         (generate_element_init): Set visited on error.
1550         (scalarize_init): Handle generate_element_init failure similar
1551         to use_block_copy.
1552
1553 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1554
1555         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1556         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1557
1558 2004-07-06  Richard Henderson  <rth@redhat.com>
1559
1560         * config/i386/i386.c (legitimize_pic_address): Make static.
1561         (legitimize_address): Handle CONST with TLS operand.
1562         (ix86_expand_move): Don't call legitimize_pic_address directly.
1563         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1564
1565 2004-07-06  Roger Sayle  <roger@eyesopen.com>
1566
1567         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1568         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1569         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1570         is currently executed unconditionally, i.e. not in "else_bb".
1571
1572 2004-07-06  Steven Bosscher  <stevenb@suse.de>
1573
1574         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1575         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1576         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1577         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1578         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1579         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1580         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1581         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1582         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1583         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1584         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1585         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1586         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1587         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1588         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1589         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1590
1591 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
1592
1593         * dojump.c (do_jump): REFERENCE_EXPR is dead.
1594         * expr.c (expand_expr_real_1): Ditto.
1595         * tree-inline.c (estimate_num_insns_1): Ditto.
1596         * tree-pretty-print.c (dump_generic_node): Ditto.
1597         (op_symbol): Ditto.
1598         * tree.def: Ditto.
1599
1600 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
1601
1602         * tree-ssa-pre.c (reference_node_pool): New pool.
1603         (find_or_generate_expression): Class 'r' is okay too.
1604         (create_value_expr_from): Ditto.
1605         (add_to_sets): LHS should not include vuses.
1606         (eliminate): Ditto.
1607         (compute_avail): Reverse ordering of tests.
1608         Valuize INDIRECT_REF as well.
1609
1610 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
1611
1612         PR rtl-optimization/16380
1613         * loop.c (check_dbra_loop): Sink comparison instructions if they
1614         do something other than set cc0.
1615
1616 2004-07-06  James E Wilson  <wilson@specifixinc.com>
1617
1618         * doc/interface.texi (longjmp and automatic variables): Delete
1619         paragraph recommending taking the address of a variable.
1620
1621 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
1622
1623         * vec.h (VEC_embedded_alloc): Remove.
1624         (VEC_embedded_size, VEC_embedded_init): New.
1625         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1626         MEM_STAT_INFO.
1627         (VEC_truncate): New.
1628         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1629         (vec_embedded_alloc): Remove.
1630         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1631         (vec_embedded_alloc): Remove.
1632
1633 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
1634
1635         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1636         (gt-langhooks.h): Remove.
1637
1638 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
1639
1640         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1641
1642 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
1643
1644         * config/sparc/sparc.c (get_pc_symbol): Rename into
1645         add_pc_to_pic_symbol.
1646         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1647         (load_pic_register): Account for previous changes.
1648         Use reg_names.  Don't create the label twice.
1649         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1650         UNSPEC_LOAD_PCREL_SYM.
1651         (get_pc): Rename into load_pcrel_sym.  Add predicate to
1652         operands.  Remove condition.
1653
1654 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
1655
1656         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1657         RECORD, UNION & QUAL_UNION is actually a binfo.
1658
1659         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1660         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1661         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1662         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1663         * dwarf2out.c (add_data_member_location_attribute): Likewise.
1664         (gen_inheritance_die): Likewise.
1665         * tree-dump.c (deque_and_dump): Likewise.
1666         * doc/c-tree.texi (Binfos): Add under reconstruction note.
1667
1668 2004-07-06  Steven Bosscher  <stevenb@suse.de>
1669
1670         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1671         Define.
1672         * config/mcore/mcore.md: Model memory latency with a simple DFA
1673         pipeline description instead of a define_function_unit.
1674
1675 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1676
1677         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1678         * langhooks.h (var_mod_type_p): Likewise.
1679         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1680         * expr.c (count_type_elements): Properly handle return from
1681         array_type_nelts and properly test for overflow.
1682         * gimplify.c (gimplify_init_constructor): Properly handle return
1683         from array_type_nelts.
1684         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1685         * integrate.c (copy_decl_for_inlining): Correct comments.
1686         * tree-inline.c (remap_decl): Update comments, remove dead code,
1687         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1688         (remap_type): Only remap if variably modified by vars in function
1689         being inlined.
1690         (copy_body_r): Use compatible_type langhooks to see when can fold.
1691         (setup_one_parameter): Don't remap type.
1692         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1693         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1694         compute TREE_INVARIANT for decl case.
1695         (find_var_from_fn): New function.
1696         (variably_modified_type_p): Add arg and call new function.
1697         * tree.h (variably_modified_type_p): Add extra arg.
1698
1699 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
1700
1701         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1702         (goto_handler_and_restore_v9): Delete disabled insn.
1703         (goto_handler_and_restore_v9_sp64): Likewise.
1704
1705 2004-07-05  Roger Sayle  <roger@eyesopen.com>
1706
1707         * calls.c (load_register_parameters): Call expand_shift instead
1708         of expand_binop with ashl_optab (or other shift optab) directly.
1709         * expr.c (emit_group_load, emit_group_store): Likewise.
1710         * function.c (assign_parm_setup_block): Likewise.
1711         * stmt.c (shift_return_value): Likewise.
1712
1713 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
1714
1715         * expr.c (expand_assignment): Disable the bitfield += optimizations.
1716
1717 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1718
1719         * doc/sourcebuild.texi: Revert previous patch.
1720
1721 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1722
1723         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1724         TARGET_MEM_FUNCTIONS.
1725         * system.h: Poison TARGET_MEM_FUNCTIONS.
1726         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1727         bcmp_libfunc, bzero_libfunc): Remove.
1728         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1729         bzero_libfunc.
1730         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1731         * doc/standards.texi: Don't mention calling BSD string functions.
1732         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
1733         * config/vax/t-memfuncs: New.
1734         * config/memcmp.c, config/memcpy.c, config/memmove.c,
1735         config/memset.c: New.
1736         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1737         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1738         vax/t-memfuncs.
1739         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1740         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1741         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1742         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1743         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1744         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1745         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1746         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1747         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1748         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1749
1750 2004-07-05  Richard Henderson  <rth@redhat.com>
1751
1752         * function.c (assign_parm_setup_reg): Properly rename variables in
1753         FUNCTION_ARG_CALLEE_COPIES section.
1754
1755 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
1756
1757         * tree-mudflap.c: Include cgraph.h.
1758         (mf_init_extern_trees): Rename to mudflap_init.  Export.
1759         Rewrite to create synthetic declarations instead of looking
1760         up declarations from mf-runtime.h.
1761         (mf_make_builtin, mf_make_cache_struct_type): New functions.
1762         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1763         Correct commentary.
1764         (execute_mudflap_function_decls, mudflap_register_call):
1765         Don't call mf_init_extern_trees.
1766         (mudflap_finish_file): Use cgraph_build_static_cdtor.
1767
1768         * tree-mudflap.h: Update prototypes.
1769         * c-mudflap.c: Delete file.
1770         * c-common.c: Include tree-mudflap.h.
1771         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1772         * Makefile.in: Remove all references to c-mudflap.o.
1773         Update dependencies.
1774
1775 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1776
1777         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1778         displacements with the spatial-locality cache-control completer.
1779
1780 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
1781
1782         * langhooks.c: Don't include gt-langhooks.h.
1783         (var_labelno): Delete.
1784         (lhd_set_decl_assembler_name): Do not append a distinguishing
1785         number to file-scope internal-linkage declarations for the first
1786         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
1787         the declaration itself (if at block scope), or its containing
1788         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1789         number.
1790
1791         * opts.c (cur_in_fname): New global.
1792         * opts.h: Declare it.
1793         * tree.c: Include opts.h.
1794         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1795         DECL_UID equal to cur_in_fname.
1796         (copy_node_stat): Do not change DECL_UID when copying a
1797         TRANSLATION_UNIT_DECL.
1798         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1799         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1800
1801         * c-decl.c (c_static_assembler_name): Delete.
1802         * c-tree.h (c_static_assembler_name): Delete prototype.
1803         * c-lang.c, objc/objc-lang.c: Don't override
1804         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1805
1806         * Makefile.in (tree.o): Update dependencies.
1807         (GTFILES): Remove langhooks.c.
1808
1809 2004-07-05  Roger Sayle  <roger@eyesopen.com>
1810
1811         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1812         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1813         Normalize "X % C" as "X % -C" for signed modulus and negative C.
1814         Optimize "X % -Y" as "X % Y" for signed modulus.
1815         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1816         into "((unsigned) X % Y) == 0".
1817
1818 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1819
1820         * sourcebuild.texi (Config Fragments): Use @comma{} in
1821         cross-reference to section title.
1822
1823 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1824
1825         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1826         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1827         (gimplify_target_expr, gimplify_expr): Likewise.
1828         (copy_if_shared_r): No longer need special case for BIND_EXPR.
1829         (unshare_body, unvisit_body): Only look at nested if BODY_P is
1830         whole function.
1831         (gimplify_compound_lval): See if we can strip any useless conversion.
1832         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1833         from RHS, not LHS.
1834         (gimplify_modify_expr_to_memset): Likewise.
1835         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1836         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1837         (declare_inline_vars): Likewise.
1838         (walk_type_fields): New function.
1839         (walk_tree): Use it.
1840         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1841
1842         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1843         (sra_walk_modify_expr): Allow init function to fail.
1844         (scan_init): Now returns bool.
1845         (generate_element_init): If can't understand INIT, return false.
1846         (scalarize_init): Return false if generate_element_init does.
1847
1848         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1849         print bounds.
1850
1851         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1852         bounds if bounds aren't constant.
1853
1854         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1855
1856         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1857         to type hooks; remove bogus PARAMS.
1858
1859 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
1860
1861         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1862         * dwarf2out.c (add_data_member_location_attribute): Check for
1863         TREE_BINFO.
1864         * tree.c (tree_node_kinds): Add "binfos".
1865         (binfo_lang_slots): New.
1866         (make_node_stat): Add TREE_BINFO.
1867         (make_tree_binfo_stat): New.
1868         (tree_node_structure): Add TREE_BINFO.
1869         * tree.def (TREE_BINFO): New.
1870         * tree.h (REC_OR_UNION_CHECK): Rename to ...
1871         (RECORD_OR_UNION_CHECK): ... here.
1872         (NOT_RECORD_OR_UNION_CHECK): New.
1873         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1874         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1875         RECORD_OR_UNION_CHECK.
1876         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1877         (TYPE_LANG_SLOT_1): New.
1878         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1879         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1880         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1881         (BINFO_ELTS): Remove.
1882         (BINFO_LANG_SLOT): New.
1883         (struct tree_binfo): New.
1884         (binfo_lang_slots): Declare.
1885         (enum tree_node_structure_enum): Add TS_BINFO.
1886         (union tree_node): Add binfo.
1887         (make_tree_binfo_stat): Declare.
1888         (make_tree_binfo): New.
1889         (enum tree_node_kind): Add binfo_kind.
1890
1891         * objc/objc-act.c (start_class, objc_declare_protocols,
1892         start_protocols): Use TYPE_LANG_SLOT_1.
1893         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1894         to ...
1895         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1896         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1897         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1898         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1899
1900 2004-07-05  Steven Bosscher  <stevenb@suse.de>
1901
1902         * rtl.h (struct rtx_def): Remove the integrated flag.
1903         Use the return_val flag for MEM_SCALAR_P.
1904         Reshuffle and update flags in CLEAR_RTX_FLAGS.
1905
1906 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
1907
1908         PR target/16357
1909         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1910         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1911         move_by_pieces.
1912
1913 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
1914
1915         * var-tracking.c: Fix some comments.
1916         (frame_stack_adjust): New.
1917         (vt_stack_adjustments): Init stack_adjust of entry block to
1918         minus stack adjustment of function prologue.
1919         (adjust_stack_reference): Do not adjust if adjustment == 0.
1920         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1921         (emit_notes_in_bb): Likewise.
1922         (vt_add_function_parameters): Do not adjust locations of
1923         function arguments.
1924         (vt_initialize): Compute the stack adjustment of function
1925         prologue and offset the initial "location" of frame_base_decl
1926         from the stack pointer after prologue.
1927
1928 2004-07-04  Richard Henderson  <rth@redhat.com>
1929
1930         * function.c (struct assign_parm_data_all): New.
1931         (struct assign_parm_data_one): New.
1932         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1933         assign_parm_find_data_types, assign_parms_setup_varargs,
1934         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1935         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1936         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1937         assign_parm_setup_block, assign_parm_setup_reg,
1938         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1939         (assign_parms): ... here.
1940
1941 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
1942
1943         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1944         now are bitmap_set_t's.
1945         (bitmap_insert_into_set): No point in inserting the value if
1946         it's invariant.
1947         (bitmap_set_contains): New function.
1948         (bitmap_set_replace_value): Add comment on why we do it
1949         this way.
1950         (set_contains): Removed.
1951         (bitmap_set_subtract_from_value_set): New name of
1952         set_subtract now that it's arguments are two different
1953         types of sets.
1954         Update callers.
1955         (bitmap_find_leader): Change algorithm used.
1956         (find_or_generate_expression): Update use of functions for new
1957         bitmap sets.
1958         (create_expression_by_pieces): Ditto.
1959         (insert_aux): Ditto.
1960         (insert): Ditto.
1961         (add_to_sets): Ditto.
1962         (init_pre): Ditto.
1963         (execute_pre): Ditto.
1964         (compute_avail): Ditto.
1965         Also ignore virtual phis.
1966
1967 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
1968
1969         * combine.c (simplify_comparison): Fix comment typo.
1970
1971 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
1972
1973         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1974         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1975         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1976         (output_restore): Change parameter from 'insn' to 'pat'.
1977         (output_return): Adjust call to output_restore.
1978         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1979         Adjust call to output_restore.
1980
1981 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
1982
1983         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1984         and assert system is bsd.
1985
1986 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
1987
1988         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1989         (TARGET_SWITCHES): Remove -mdebugc.
1990         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1991         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1992         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1993         (sle_[sd]i_reg): Delete.
1994
1995 2004-07-04  Steven Bosscher  <stevenb@suse.de>
1996
1997         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1998         Define.
1999         * config/iq2000/iq2000.md: Translate old pipeline description to an
2000         equivalent new one.
2001
2002 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2003
2004         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2005         Ensure the replacement rhs is valid gimple before performing
2006         the substitution.  Return false if these sanity checks fail.
2007         (fold_stmt): Only set changed to true, if set_rhs returns true.
2008         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2009         succeeds.
2010
2011 2004-07-04  Richard Henderson  <rth@redhat.com>
2012
2013         PR c/16348
2014         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2015
2016 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
2017
2018         * configure.ac (ranlib_flags): New variable.
2019         * Makefile.in (RANLIB_FLAGS): New variable.
2020         (libbackend.a): Use it.
2021         * configure: Regenerated.
2022
2023 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2024
2025         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2026         a "sign mask" instead of using ashr_optab directly.
2027
2028 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
2029
2030         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2031         * doc/cppopts.texi: Clarify processing of command-line defines.
2032
2033 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
2034
2035         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2036
2037 2004-07-04  Richard Henderson  <rth@redhat.com>
2038
2039         * rtl.def (ADDRESSOF): Remove.
2040         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2041         (find_base_term, memrefs_conflict_p): Likewise.
2042         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2043         (fold_rtx, cse_insn, set_live_p): Likewise.
2044         * dwarf2out.c (mem_loc_descriptor): Likewise.
2045         (add_location_or_const_value_attribute): Likewise.
2046         * emit-rtl.c (copy_insn_1): Likewise.
2047         * explow.c (memory_address): Likewise.
2048         * expmed.c (store_split_bit_field): Likewise.
2049         * expr.c (expand_expr_real_1): Likewise.
2050         * function.c (instantiate_decl
2051         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2052         * genrecog.c (preds, validate_pattern): Likewise.
2053         * integrate.c (copy_rtx_and_substitute): Likewise.
2054         * recog.c (general_operand, register_operand): Likewise.
2055         (memory_address_p): Likwise.
2056         * reload1.c (eliminate_regs, elimination_effects): Likewise.
2057         * rtl.c (copy_rtx): Likewise.
2058         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2059         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2060         * rtlhooks.c (gen_lowpart_general): Likewise.
2061         * stmt.c (expand_asm_operands): Likewise.
2062         * web.c (entry_register, replace_ref, web_main): Likewise.
2063         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2064         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2065         * config/arm/arm.c (thumb_rtx_costs): Likewise.
2066         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2067         * config/frv/frv.c (move_destination_operand, move_source_operand,
2068         condexec_dest_operand, condexec_source_operand,
2069         condexec_memory_operand): Likewise.
2070         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2071         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2072         (destination_xfmode_operand): Likewise.
2073         * config/mips/mips.h (PREDICATE_CODES): Likewise.
2074         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2075         * config/s390/s390.c (general_s_operand): Likewise.
2076         * config/s390/s390.md (mov*): Likewise.
2077         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2078
2079         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2080         * expr.c (expand_expr_real_1): Likewise.
2081         * stmt.c (expand_decl): Likewise.
2082         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2083
2084         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2085         postponed_insns, put_var_into_stack, put_reg_into_stack,
2086         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2087         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2088         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2089         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2090         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2091         purge_bitfield_addressof_replacements, purge_addressof_replacements,
2092         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2093         struct insns_for_mem_walk_info, insns_for_mem_walk,
2094         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2095         setjmp_protect_args): Remove.
2096         (push_function_context_to): Don't handle var_refs_queue.
2097         (pop_function_context_from, free_after_compilation): Likewise.
2098         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2099         (assign_parms, allocate_struct_function): Likewise.
2100         (use_register_for_decl): New.
2101         (expand_function_end): Don't setjmp_protect.
2102         * function.h (struct emit_status): Update commentary.
2103         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2104         (max_parm_reg, parm_reg_stack_loc): Remove.
2105         * passes.c (DFI_addressof): Remove.
2106         (dump_file_info): Remove addressof.
2107         (rest_of_handle_addressof): Remove.
2108         (rest_of_compilation): Don't call it.
2109         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2110         * stmt.c (expand_decl): Use use_register_for_decl.
2111         * tree.h: Update decls.
2112         * web.c (mark_addressof): Remove.
2113         * doc/invoke.texi (-dF): Remove.
2114
2115 2004-07-03  Richard Henderson  <rth@redhat.com>
2116
2117         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2118         instead of gen_mem_addressof.
2119         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2120         TImode output register.
2121
2122 2004-07-03  Richard Henderson  <rth@redhat.com>
2123
2124         PR tree-optimization/16341
2125         * tree-sra.c (sra_walk_function): Increment to next stmt before
2126         processing the current stmt.
2127         (sra_insert_after): Always use BSI_SAME_STMT.
2128
2129 2004-07-03  Richard Henderson  <rth@redhat.com>
2130
2131         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2132         fp plus with minus.
2133
2134 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2135
2136         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2137         with tree_int_cst_equal.
2138
2139 2004-07-03  Andreas Schwab  <schwab@suse.de>
2140
2141         * config/ia64/ia64.md: Define new attribute "empty".
2142         (prologue_use, nop_x, insn_group_barrier): Set it.
2143
2144         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2145         skip over "empty" insns.
2146
2147 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2148
2149         * tree-inline.c (initialize_inlined_parameters): Pass proper function
2150         context to gimplify_body.
2151         (walk_tree): Don't walk into types twice.
2152         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2153
2154         * tree-sra.c (generate_element_init): Remove any useless conversions.
2155
2156         * gimplify.c (gimplify_conversion): Remove stripping useless
2157         conversions from here.
2158         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2159         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2160         Unshare before substituting PLACEHOLDER_EXPR.
2161         (gimplify_modify_expr_to_memset): Likewise.
2162         Pass address of TO to memset, not TO itself.
2163         (gimplify_init_constructor): Make copy of OBJECT so we have it each
2164         time we make an expression (to match a PLACEHOLDER_EXPR).
2165
2166         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2167         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2168         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2169         * tree-ssa-dom.c (local_fold): Likewise.
2170
2171         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2172         * langhooks.h (strct lang_hooks): New field type_max_size.
2173         * function.c (assign_temp): Call it.
2174
2175 2004-07-03  Steven Bosscher  <stevenb@suse.de>
2176
2177         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2178         * config/sh/sh.md: Convert the SH1 pipeline description to
2179         a DFA model.
2180
2181 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
2182
2183         * c-decl.c (struct c_binding): Remove contour field; add
2184         depth, invisible, nested fields.
2185         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2186         (B_IN_EXTERNAL_SCOPE): New convenience macros.
2187         (bind): Add invisible and nested arguments. Initialize
2188         new fields of struct c_binding; adjust loop scanning for
2189         insertion point.
2190         (free_binding_and_advance): Clear structure with memset.
2191         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
2192         in file scope, even if it's in external scope too.
2193         (pushdecl): Adjust to match.  Create invisible file-scope
2194         declarations for block-scope forward declarations of static functions.
2195         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2196         (undeclared_variable, lookup_label, declare_label, define_label)
2197         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2198         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2199         (store_parm_decls_oldstyle): Adjust to match.
2200         (diagnose_mismatched_decls): Correct handling of linkage clashes.
2201         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2202
2203         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2204         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2205
2206 2004-07-02  Richard Henderson  <rth@redhat.com>
2207
2208         * c-decl.c (grokdeclarator): Don't frob current_function_decl
2209         around variable_size.
2210         (set_decl_nonlocal): Remove.
2211         (store_parm_decls): Add stmts for pending sizes.
2212         * calls.c (calls_function, calls_function_1): Remove.
2213         (precompute_arguments): Don't call it.
2214         * cfgexpand.c (set_save_expr_context): Remove.
2215         (tree_expand_cfg): Don't call it.
2216         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2217         (dwarf2out_finish): Likewise.
2218         * expr.c (emit_block_move): Adjust addresses to BLKmode.
2219         (store_constructor): Don't pre-evaluate SAVE_EXPR.
2220         (safe_from_p): Don't queue SAVE_EXPRs.
2221         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2222         or build plain VAR_DECLs.
2223         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2224         (fold): Likewise.
2225         (fold_checksum_tree): Don't special-case SAVE_EXPR.
2226         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2227         (put_var_into_stack): Don't handle SAVE_EXPR.
2228         (gen_mem_addressof): Likewise.
2229         * function.h (struct function): Remove x_save_expr_regs.
2230         (save_expr_regs): Remove.
2231         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2232         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2233         * stor-layout.c (variable_size): Don't set it.
2234         (force_type_save_exprs, force_type_save_exprs_1): Remove.
2235         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
2236         all callers.  Don't set SAVE_EXPR_CONTEXT.
2237         * tree-inline.h (remap_save_expr): Update decl.
2238         * tree.c (save_expr): Update build size.
2239         (first_rtl_op): Don't handle SAVE_EXPR.
2240         (unsave_expr_1, contains_placeholder_p): Likewise.
2241         (decl_function_context): Likewise.
2242         * tree.def (SAVE_EXPR): Remove args 1 and 2.
2243         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2244         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2245
2246 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2247
2248         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2249         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2250         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2251         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2252         some first-person references and patronizing comments.  Based on
2253         printed manual.
2254         * doc/invoke.texi: Don't reference fortran@gnu.org.
2255         * doc/trouble.texi (Warning when a non-void function value is
2256         ignored): Rewrite.  From Russ Allbery and Chris Devers.
2257
2258 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
2259
2260         * tree-ssa-pre.c (bitmap_set_t): New.
2261         (bb_value_sets): avail_out is now a bitmap_set_t.
2262         (bitmap_find_leader): New function.
2263         (bitmap_value_insert_into_set): Ditto.
2264         (bitmap_set_copy): Ditto.
2265         (bitmap_value_replace_in_set): Ditto.
2266         (bitmap_set_contains_value): Ditto.
2267         (bitmap_set_new): Ditto.
2268         (bitmap_set_pool): New pool.
2269         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2270         (insert_aux): Ditto.
2271         (add_to_sets): Ditto.
2272         (compute_avail): Ditto
2273         (eliminate): Ditto.
2274         (init_pre): Ditto.
2275         (fini_pre): Ditto.
2276         (execute_pre): Ditto.
2277
2278 2004-07-02  Roger Sayle  <roger@eyesopen.com>
2279
2280         * config/rs6000/rs6000.c (struct processor_costs): New structure
2281         used to hold instruction latencies/sizes for processor types.
2282         (rs6000_cost): New global variable pointing to current CPU's costs.
2283         (rs6000_override_options): Initialize rs6000_cost to point to the
2284         appropriate cost table based upon rs6000_cpu and optimize_size.
2285         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2286         timings inline.
2287
2288 2004-07-02  Richard Henderson  <rth@redhat.com>
2289
2290         * expmed.c (make_tree): Don't use SET_DECL_RTL.
2291
2292 2004-07-02  Steven Bosscher  <stevenb@suse.de>
2293
2294         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2295
2296 2004-07-01  Richard Henderson  <rth@redhat.com>
2297
2298         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2299         (alpha_gp_save_rtx): Use assign_stack_local instead of
2300         gen_mem_addressof.
2301
2302 2004-07-01  Richard Henderson  <rth@redhat.com>
2303
2304         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2305         (alpha_rtx_cost_data): Update to match.
2306         (alpha_rtx_cost_size): New.
2307         (alpha_rtx_costs): Honor optimize_size.
2308
2309 2004-07-01  Richard Henderson  <rth@redhat.com>
2310
2311         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2312         * cfgexpand.c (tree_expand_cfg): Do it here.
2313         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2314         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2315         * config/mips/mips.c (mips_output_mi_thunk): And here.
2316         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2317         * config/sh/sh.c (sh_output_mi_thunk): And here.
2318         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2319
2320 2004-07-01  Richard Henderson  <rth@redhat.com>
2321
2322         * tree.def (RTL_EXPR): Remove.
2323         * c-typeck.c (lvalue_p): Don't handle it.
2324         * expr.c (safe_from_p): Likewise.
2325         (expand_expr_real_1): Likewise.
2326         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2327         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2328         * gengtype.c (adjust_field_tree_exp): Likewise.
2329         * stmt.c (warn_if_unused_value): Likewise.
2330         * tree-gimple.c (recalculate_side_effects): Likewise.
2331         * tree-pretty-print.c (dump_generic_node): Likewise.
2332         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2333         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2334         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2335
2336         * stmt.c (struct stmt_status): Remove x_last_expr_type,
2337         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2338         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2339         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
2340         all the bits that tracked last_expr.
2341         (expand_end_bindings): Don't track last_expr.
2342         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2343         (clear_last_expr): Remove.
2344         (expand_asm): Don't call it.
2345         (expand_asm_operands, expand_end_cond): Likewise.
2346         (expand_naked_return, expand_null_return_1): Likewise.
2347         * c-typeck.c (c_begin_compound_stmt): Likewise.
2348         * cfgexpand.c (expand_block): Use expand_expr_stmt.
2349         * expr.c (expand_expr_real_1): Likewise.
2350         * tree.h: Update prototypes.
2351
2352         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2353         (struct emit_status): Remove sequence_rtl_expr.
2354         (struct function): Remove x_rtl_expr_chain.
2355         (seq_rtl_expr, rtl_expr_chain): Remove.
2356         * function.c (struct temp_slot): Remove rtl_expr.
2357         (assign_stack_temp_for_type): Don't set it.
2358         (free_temp_slots, pop_temp_slots): Don't check it.
2359         (free_after_compilation): Don't clear x_rtl_expr_chain.
2360         (fixup_var_refs): Don't search it.
2361         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2362         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2363         or seq_rtl_expr.
2364         (push_topmost_sequence): Likewise.
2365         (end_sequence, init_emit): Likewise.
2366         (start_sequence_for_rtl_expr): Remove.
2367         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2368         * rtl.h (preserve_rtl_expr_result): Remove.
2369
2370 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
2371
2372         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2373         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2374         typos.
2375
2376 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2377
2378         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2379         (STANDARD_STARTFILE_PREFIX_2): Define.
2380         (standard_startfile_prefix_1): Initialize to
2381         STANDARD_STARTFILE_PREFIX_1.
2382         (standard_startfile_prefix_2): Initialize to
2383         STANDARD_STARTFILE_PREFIX_2.
2384         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2385         (STANDARD_STARTFILE_PREFIX_1): Define.
2386         (STANDARD_STARTFILE_PREFIX_2): Define.
2387         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2388         (STANDARD_STARTFILE_PREFIX_2): Document.
2389
2390 2004-07-01  Richard Henderson  <rth@redhat.com>
2391
2392         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2393         in order to disable scalarization.  Instead set a flag and wait
2394         for a candidate decl.
2395
2396 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2397
2398         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2399         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2400         Use terminology "testsuite" and "enumerated".
2401
2402 2004-07-01  Richard Henderson  <rth@redhat.com>
2403
2404         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2405         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2406         (initial_return_save): Likewise.
2407         (flush_queued_reg_saves): Remap register numbers.
2408         (dwarf2out_return_reg): Likewise.
2409
2410 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2411
2412         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2413
2414         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2415         access functions for lower bound and element size and only output
2416         if lower bound nonzero or element size not same as that of type.
2417         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2418
2419 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2420
2421         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2422
2423 2004-07-01  Per Bothner  <per@bothner.com>
2424
2425         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
2426
2427 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
2428
2429         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2430         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
2431         first operand.  Don't optimize if the bitfield is volatile.
2432
2433 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2434
2435         * c-pretty-print.c (pp_c_postfix_expression): Handle
2436         floating-point comparison operators.
2437         (pp_c_expression): Pass floating-point comparison
2438         operators to pp_c_postfix_expression.
2439
2440 2004-07-01  Roger Sayle  <roger@eyesopen.com>
2441
2442         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2443         rtx_cost instead of "had_mult" to determine whether the transformed
2444         expression is cheaper than the original.
2445
2446 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
2447
2448         * alias.c (get_alias_set, canon_rtx, get_addr,
2449         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2450         Use MEM_P.
2451         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2452         expand_builtin): Likewise.
2453         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2454         Likewise.
2455         * combine.c (can_combine_p, combinable_i3pat, try_combine,
2456         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2457         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2458         record_dead_and_set_regs_1, get_last_value_validate,
2459         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2460         * cse.c (check_dependence, canon_hash, equiv_constant,
2461         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2462         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2463         count_reg_usage): Likewise.
2464         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2465         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2466         cselib_record_sets): Likewise.
2467         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2468         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2469         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2470         * df.c (df_uses_record): Likewise.
2471         * dojump (do_jump): Likewise.
2472         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2473         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2474         decl_start_label): Likewise.
2475         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2476         operand_subword, change_address_1, make_safe_from): Likewise.
2477         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2478         stabilize, force_not_mem): Likewise.
2479         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2480         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2481         * expr.c (convert_move, convert_modes, emit_block_move,
2482         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2483         emit_move_insn_1, expand_assignment, store_expr,
2484         store_constructor_field, store_constructor, store_field,
2485         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2486         Likewise.
2487         * final.c (cleanup_subreg_operands, alter_subreg,
2488         get_mem_expr_from_op): Likewise.
2489         * flow.c (notice_stack_pointer_modification_1,
2490         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2491         Likewise.
2492         * function.c (mark_temp_addr_taken, preserve_temp_slots,
2493         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2494         optimize_bit_field, flush_addressof, purge_addressof_1,
2495         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2496         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2497         keep_stack_depressed): Likewise.
2498         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2499         noce_process_if_block, find_memory): Likewise.
2500         * integrate.c (subst_constants, allocate_initial_values): Likewise.
2501         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2502         update_equiv_regs): Likewise.
2503         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2504         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2505         * optabs.c (expand_abs, emit_unop_insn): Likewise.
2506         * passes.c (rest_of_handle_final): Likewise.
2507         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2508         move2add_note_store): Likewise.
2509         * ra-build.c (detect_remat_webs): Likewise.
2510         * ra-debug.c (dump_static_insn_cost): Likewise.
2511         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2512         * recog.c (validate_change, apply_change_group, cancel_changes,
2513         validate_replace_rtx_1, general_operand, register_operand,
2514         nonmemory_operand, push_operand, pop_operand, memory_operand,
2515         indirect_operand, asm_operand_ok, offsettable_memref_p,
2516         offsettable_nonstrict_memref_p, constrain_operands,
2517         store_data_bypass_p): Likewise.
2518         * reg-stack.c (subst_stack_regs_pat): Likewise.
2519         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2520         copy_cost, reg_scan_mark_refs): Likewise.
2521         * regmove.c (optimize_reg_copy_3, stack_memref_p,
2522         combine_stack_adjustments_for_block): Likewise.
2523         * regrename.c (copyprop_hardreg_forward_1): Likewise.
2524         * reload.c (can_reload_into, push_reload, decompose, immune_p,
2525         find_reloads, find_reloads_address, find_reloads_address_1,
2526         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2527         find_equiv_reg): Likewise.
2528         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2529         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2530         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2531         delete_address_reloads): Likewise.
2532         * resource.c (mark_referenced_resources): Likewise.
2533         * rtlanal.c (get_jump_table_offset, count_occurrences,
2534         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2535         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2536         num_sign_bit_copies1): Likewise.
2537         * rtlhooks.c (gen_lowpart_general): Likewise.
2538         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2539         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2540         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2541         sdbout_global_decl): Likewise.
2542         * simplify-rtx.c (simplify_subreg): Likewise.
2543         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2544         expand_anon_union_decl, expand_end_case_type): Likewise.
2545         * unroll.c (calculate_giv_inc): Likewise.
2546         * var-tracking.c (stack_adjust_offset_pre_post,
2547         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2548         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2549         vt_add_function_parameters): Likewise.
2550         * varasm.c (make_var_volatile, notice_global_symbol,
2551         assemble_external, decode_addr_const, mark_weak,
2552         default_encode_section_info): Likewise.
2553
2554 2004-07-01  Steven Bosscher  <stevenb@suse.de>
2555
2556         * stmt.c (check_seenlabel): Remove.
2557         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2558
2559 2004-07-01  Richard Henderson  <rth@redhat.com>
2560
2561         * function.h (struct function): Remove x_function_call_count.
2562         (function_call_count): Remove.
2563         * calls.c (expand_call): Don't set it.
2564         * integrate.c (copy_rtx_and_substitute): Likewise.
2565
2566         * function.h (struct function): Remove x_cleanup_label.
2567         (cleanup_label): Remove.
2568         * stmt.c (expand_value_return): Don't use it.
2569         * function.c (free_after_compilation): Don't set it.
2570         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
2571         * cfgexpand.c (tree_expand_cfg): Update call.
2572         * tree.h (expand_function_start): Update decl.
2573
2574 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2575
2576         PR c/1027
2577         * c-lang.c (c_initialize_diagnostics): Move from here ...
2578         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
2579         (c_tree_printer): Use pretty-printer to format %T.
2580         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2581         before '*' if not C++.
2582         (pp_c_direct_abstract_declarator): Don't try to print array upper
2583         bound for flexible array members.
2584         * c-tree.h: Include "diagnostic.h".
2585         (c_initialize_diagnostics): Declare.
2586         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2587         * c-format.c (format_type_warning): New function.  Improve
2588         diagnostics for incorrect format argument types.
2589         (check_format_types): Use it.  Add two parameters.  Use the
2590         TYPE_MAIN_VARIANT of wanted_type.
2591         (check_format_info_main): Pass new parameters to
2592         check_format_types.
2593         (struct format_wanted_type): Update comment.
2594
2595 2004-07-01  Nick Clifton  <nickc@redhat.com>
2596
2597         * target.h (struct gcc_target): Add new field to struct cxx:
2598         import_export_class.
2599         * target-def.h (TARGET_CXX): Initialise the new field.
2600         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2601         the new field.
2602         * doc/tm.texi: Document the new target hook.
2603
2604 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2605
2606         * builtins.c (fold_builtin_classify): Fix typo.
2607
2608 2004-07-01  Richard Henderson  <rth@redhat.com>
2609
2610         * function.c (identify_blocks, identify_blocks_1): Remove.
2611         * function.h (identify_blocks): Remove.
2612         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2613
2614 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2615
2616         * builtins.c (fold_builtin_classify): New.
2617         (fold_builtin_unordered_cmp): Fix commentary.
2618         (fold_builtin): Use it.
2619         * builtins.def: Define builtins for isnan,
2620         isnanf, isnanl, finite, finitef, finitel,
2621         isinf, isinff, isinfl.
2622
2623 2004-07-01  Richard Henderson  <rth@redhat.com>
2624
2625         * function.h (struct function): Remove dont_emit_block_notes.
2626         * gimple-low.c (lower_function_body): Don't set it.
2627         * cfgexpand.c (expand_block): Don't check it.
2628         * cfglayout.c (insn_locators_initialize): Likewise.
2629         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2630         * passes.c (rest_of_compilation): Likewise.
2631         * stmt.c (expand_start_bindings_and_block): Likewise.
2632         (expand_end_bindings): Likewise.
2633
2634 2004-07-01  Richard Henderson  <rth@redhat.com>
2635
2636         * cgraph.h (cgraph_build_static_cdtor): Declare.
2637         * cgraphunit.c (cgraph_build_static_cdtor): New.
2638         * c-objc-common.c (build_cdtor): Use it.
2639         * coverage.c (create_coverage): Likewise.
2640         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2641         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2642
2643 See ChangeLog.11 for earlier changes.