gcc/ChangeLog

   1 2004-07-09 Jan Beulich <jbeulich@novell.com>
   2
   3         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
   4
   5 2004-07-09  Andrew Pinski  <apinski@apple.com>
   6
   7         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
   8         always referenced.
   9         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
  10         UOBJC_METACLASS_decl.
  11
  12 2004-07-09  James E Wilson  <wilson@specifixinc.com>
  13
  14         PR target/16364
  15         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
  16         do return a parallel if hfa_mode == XFmode and mode == TImode.
  17
  18 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  19
  20         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
  21         permissible for unary plus.
  22
  23 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  24
  25         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
  26         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
  27         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
  28         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
  29         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
  30         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
  31         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
  32         (BUILTIN_xxxIMAX): New.
  33         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
  34         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
  35         BUILT_IN_PARITYIMAX.
  36
  37 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
  38
  39         * config/sparc/sparc.h (processor_costs): Define.
  40         (sparc_costs): Declare.
  41         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
  42         hypersparc_costs, sparclet_costs, ultrasparc_costs,
  43         ultrasparc3_costs): New.
  44         (sparc_override_options): Set sparc_costs as appropriate.
  45         (sparc_rtx_costs): Use sparc_costs instead of messy
  46         conditionals.
  47
  48 2004-07-09  Steven Bosscher  <stevenb@suse.de>
  49
  50         * doc/md.texi (Processor pipeline description): Mention that
  51         the old pipeline description is deprecated.
  52
  53         * config/rs6000/7450.md (automaton ppc7450): Split up, move
  54         mciu_7450 function unit to...
  55         (automaton ppc7450mciu): ...new automaton.
  56
  57         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
  58         (schedule_block): Don't consider inserting bubbles.
  59         (sched_init): Don't initialize DFA bubbles.
  60         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
  61         TARGET_SCHED_DFA_BUBBLE): Remove.
  62         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
  63         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
  64         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
  65
  66         * stmt.c (conditional_context): Remove prototype.
  67         * tree.h (conditional_context): Remove.
  68         * tree-cfg.c (pre_insert_on_edge): Remove.
  69
  70         * c-common.h (c_expand_asm_operands): Remove prototype.
  71         * c-typeck.c (c_expand_asm_operands): Remove.
  72
  73 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  74
  75         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
  76         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
  77         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
  78         and V8QI are class SSE. All sufficiently small remaining vector modes
  79         must be passed in one or two integer registers.
  80         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
  81         returned in memory.
  82         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
  83         __builtin_ia32_pmuludq128 have non-uniform argument and return types
  84         and must thus be handled explicitly.
  85         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
  86         MMX and XMM regs.
  87         (movv8qi_internal, movv4hi_internal, movv2si_internal,
  88         movv2sf_internal): Permit moving between MMX and XMM registers (since
  89         MMX areguments and return values are passed in XMM registers).
  90         (sse2_umulsidi3): Correct type and mode.
  91
  92 2004-07-09  Richard Henderson  <rth@redhat.com>
  93
  94         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
  95
  96 2004-07-09  Eric Christopher  <echristo@redhat.com>
  97
  98         * config/rs6000/40x.md: Split into two automatons.
  99
 100 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
 101             Andrew Pinski  <apinski@apple.com>
 102
 103         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
 104         on when we have more than one input file.
 105         (c_common_parse_file): Restore loop over all input files.
 106         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
 107
 108         * c-decl.c (set_type_context): New function.
 109         (pop_scope): Use it to set context of types.  When we
 110         encounter a TYPE_DECL, set the context of the attached type too.
 111         (pop_file_scope): Don't call cpp_undef_all here.
 112         (diagnose_mismatched_decls): Do not complain about a second
 113         definition of an 'extern inline' function if it's not in the
 114         same translation unit.  Do not complain about inline
 115         declaration after use if the use was in a different
 116         translation unit.
 117         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
 118         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
 119         the external scope.
 120         (pushdecl_top_level): Likewise.
 121         (grokdeclarator): Clarify what is going on with setting
 122         DECL_EXTERNAL on function types, a little.
 123         (c_write_global_declarations): Don't do anything if
 124         -fsyntax-only or errors have been encountered.
 125
 126 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
 127
 128         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
 129
 130 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 131
 132         PR target/16459
 133         * pa.c (output_indirect_call): Use %r2 as the link register when
 134         calling $$dyncall with a pc-relative branch.
 135
 136 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
 137
 138         * doc/install.texi (Binaries): Mention OpenPKG.
 139
 140 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
 141
 142         Fix PR tree-optimization/15555
 143         * tree-dfa.c (dump_variable): If the variable is a pointer
 144         SSA_NAME, also dump its points-to information.
 145         * tree-flow.h (struct ptr_info_def): Add field
 146         is_dereferenced.
 147         (dump_points_to_info_for): Declare.
 148         (debug_points_to_info_for): Declare.
 149         * tree-optimize.c (init_tree_optimization_passes): Add a
 150         second alias analysis pass after DOM2.
 151         Move pass_del_pta to a later spot.
 152         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
 153         create a name tags when we find a dereferenced pointer.  Just
 154         mark the pointer dereferenced.
 155         (collect_points_to_info_for): Move code to clear points-to
 156         information to create_name_tags.
 157         (create_name_tags): New function.
 158         (compute_flow_sensitive_aliasing): Call it.
 159         (setup_pointers_and_addressables): Mark type tags for renaming
 160         here instead of ...
 161         (create_memory_tag): ... here.
 162         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
 163         (dump_points_to_info_for): Declare extern.
 164         (debug_points_to_info_for): New function.
 165
 166 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
 167
 168         * config/arc/arc.md: Switch to DFA-based scheduler description.
 169         * config/arc/arc.c: Switch to DFA-based scheduler description.
 170
 171 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 172
 173         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
 174         pointer.
 175
 176 2004-07-09  Richard Henderson  <rth@redhat.com>
 177
 178         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
 179         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 180         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
 181         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
 182
 183         * config/v850/v850-protos.h (v850_va_arg): Remove.
 184         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 185         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
 186         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
 187         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
 188         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
 189
 190 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 191
 192         PR target/12133
 193         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
 194         and DImode to use +/-4k offset.
 195
 196 2004-07-09  Richard Henderson  <rth@redhat.com>
 197
 198         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
 199         Remove.
 200         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 201         (xstormy16_gimplify_va_arg_expr): Rewrite from
 202         xstormy16_expand_builtin_va_arg.
 203         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
 204
 205         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
 206         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
 207
 208         * config/sh/sh-protos.h (sh_va_arg): Remove.
 209         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 210         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
 211         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
 212
 213         * config/pa/pa-protos.h (hppa_va_arg): Remove.
 214         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 215         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
 216         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
 217
 218         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
 219         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 220         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
 221         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
 222
 223 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 224
 225         * config/sparc/sparc.md (return): Rewrite length formula.
 226         * config/sparc/sparc.c (output_return): Pass 1 as 5th
 227         argument to final_scan_insn when in a delay slot.
 228         (output_sibcall): Likewise.
 229
 230 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 231
 232         * arm.c (arm_cpp_interwork): New variable.
 233         (arm_override_options): Set it if TARGET_INTERWORK was on the command
 234         line.
 235         * arm.h (arm_cpp_interwork): Declare it.
 236         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
 237         __THUMB_INTERWORK__ in the preprocessor.
 238
 239 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
 240
 241         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
 242
 243 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 244
 245         PR target/16416
 246         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
 247         Override default settings to account for -m32 and -m64.
 248
 249 2004-07-08  Randolph Chung  <tausq@debian.org>
 250
 251         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
 252
 253 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
 254
 255         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
 256         before comparing it as such.
 257
 258 2004-07-08  Richard Henderson  <rth@redhat.com>
 259
 260         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
 261         temporary.  Use bit arithmetic to align.
 262
 263 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
 264
 265         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
 266         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
 267         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
 268         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
 269         add_labels_and_missing_jumps, find_jump_block,
 270         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
 271         Likewise.
 272         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
 273         link_btr_uses, move_btr_def): Likewise.
 274         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
 275         expand_builtin_expect_jump): Likewise.
 276         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
 277         * calls.c (expand_call, emit_library_call_value_1): Likewise.
 278         * cfganal.c (forwarder_block_p): Likewise.
 279         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
 280         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
 281         find_bb_boundaries): Likewise.
 282         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
 283         merge_blocks_move_predecessor_nojumps,
 284         merge_blocks_move_successor_nojumps, insns_match_p,
 285         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
 286         try_optimize_cfg): Likewise.
 287         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
 288         * cfglayout.c (skip_insns_after_block, label_for_bb,
 289         record_effective_endpoints, insn_locators_initialize,
 290         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
 291         * cfgmainloop.c (create_loop_notes): Likewise.
 292         * cfgrtl.c (delete_insn, delete_insn_chain,
 293         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
 294         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
 295         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
 296         redirect_branch_edge, force_nonfallthru_and_redirect,
 297         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
 298         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
 299         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
 300         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
 301         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
 302         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
 303         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
 304         * combine.c (combine_instructions, can_combine_p, try_combine,
 305         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
 306         distribute_notes, distribute_links, insn_cuid): Likewise.
 307         * cse.c (fold_rtx, cse_insn, cse_around_loop,
 308         invalidate_skipped_block, cse_set_around_loop,
 309         cse_end_of_basic_block, cse_main, cse_basic_block,
 310         cse_condition_code_reg): Likewise.
 311         * cselib.c (cselib_process_insn): Likewise.
 312         * ddg.c (create_ddg): Likewise.
 313         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
 314         Likewise.
 315         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
 316         gen_label_die, dwarf2out_var_location): Likewise.
 317         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
 318         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
 319         last_call_insn, active_insn_p, next_label, prev_label,
 320         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
 321         add_insn_before, remove_insn, add_function_usage_to,
 322         reorder_insns, find_line_note, remove_unnecessary_notes,
 323         emit_insn_after_1, classify_insn): Likewise.
 324         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
 325         connect_post_landing_pads, sjlj_mark_call_sites,
 326         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
 327         can_throw_internal, can_throw_external, set_nothrow_function_flags,
 328         convert_to_eh_region_ranges): Likewise.
 329         * explow.c (optimize_save_area_alloca): Likewise.
 330         * expr.c (expand_expr_real): Likewise.
 331         * final.c (insn_current_reference_address, compute_alignments,
 332         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
 333         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
 334         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
 335         propagate_block_delete_insn, propagate_one_insn,
 336         init_propagate_block_info, propagate_block, libcall_dead_p,
 337         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
 338         Likewise.
 339         * function.c (instantiate_virtual_regs, reorder_blocks_1,
 340         expand_function_start, expand_function_end, contains,
 341         thread_prologue_and_epilogue_insns,
 342         reposition_prologue_and_epilogue_notes): Likewise.
 343         * gcse.c (constprop_register, bypass_conditional_jumps,
 344         insert_insn_end_bb, gcse_after_reload): Likewise.
 345         * genemit.c (gen_expand, gen_split): Likewise.
 346         * genpeep.c (gen_peephole, main): Likewise.
 347         * global.c (build_insn_chain): Likewise.
 348         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
 349         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
 350         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
 351         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
 352         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
 353         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
 354         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
 355         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
 356         dead_or_predicable): Likewise.
 357         * integrate.c (try_constants): Likewise.
 358         * jump.c (rebuild_jump_labels, cleanup_barriers,
 359         purge_line_number_notes, init_label_info, mark_all_labels,
 360         squeeze_notes, get_label_before, get_label_after,
 361         reversed_comparison_code_parts, simplejump_p, pc_set,
 362         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
 363         delete_barrier, delete_prior_computation, delete_computation,
 364         delete_related_insns, delete_for_peephole, redirect_jump):
 365         Likewise.
 366         * lcm.c (optimize_mode_switching): Likewise.
 367         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
 368         Likewise.
 369         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
 370         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
 371         * loop-iv.c (simplify_using_assignment): Likewise.
 372         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
 373         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
 374         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
 375         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
 376         check_insn_for_givs, check_final_value, update_giv_derive,
 377         basic_induction_var, product_cheap_p, check_dbra_loop,
 378         loop_insn_first_p, last_use_this_basic_block,
 379         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
 380         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
 381         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
 382         sms_schedule_by_order): Likewise.
 383         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
 384         * postreload.c (reload_cse_simplify_operands, reload_combine,
 385         reload_cse_move2add): Likewise.
 386         * predict.c (can_predict_insn_p, estimate_probability,
 387         expected_value_to_br_prob, process_note_predictions): Likewise.
 388         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
 389         * profile.c (branch_prob): Likewise.
 390         * ra-build.c (live_out_1, livethrough_conflicts_bb,
 391         detect_webs_set_in_cond_jump): Likewise.
 392         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
 393         ra_print_rtl_with_bb): Likewise.
 394         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
 395         * recog.c (next_insn_tests_no_inequality, find_single_use,
 396         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
 397         * reg-stack.c (next_flags_user, record_label_references,
 398         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
 399         compensate_edge, convert_regs_1): Likewise.
 400         * regclass.c (scan_one_insn): Likewise.
 401         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
 402         regmove_optimize, fixup_match_1, single_set_for_csa,
 403         combine_stack_adjustments_for_block): Likewise.
 404         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
 405         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
 406         find_equiv_reg): Likewise.
 407         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
 408         reload_as_needed, emit_input_reload_insns, do_output_reload,
 409         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
 410         Likewise.
 411         * reorg.c (find_end_label, emit_delay_sequence,
 412         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
 413         get_jump_flags, rare_destination, mostly_true_jump,
 414         try_merge_delay_insns, redundant_insn, own_thread_p,
 415         fill_simple_delay_slots, fill_slots_from_thread,
 416         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
 417         dbr_schedule): Likewise.
 418         * resource.c (find_basic_block, next_insn_no_annul,
 419         find_dead_or_set_registers, mark_target_live_regs): Likewise.
 420         * rtl.h (RTX_PREV): Likewise.
 421         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
 422         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
 423         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
 424         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
 425         tablejump_p, computed_jump_p, insns_safe_to_move_p,
 426         find_first_parameter_load, can_hoist_insn_p): Likewise.
 427         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
 428         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
 429         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
 430         schedule_ebbs): Likewise.
 431         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
 432         is_conditionally_protected, can_schedule_ready_p,
 433         add_branch_dependences, debug_dependencies): Likewise.
 434         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
 435         Likewise.
 436         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
 437         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
 438         set_dominates_use, ujump_to_loop_cont): Likewise.
 439         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
 440         * varasm.c (output_constant_pool_1): Likewise.
 441
 442 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 443
 444         * tree-scalar-evolution.c: New file.
 445         * tree-scalar-evolution.h: New file.
 446         * tree-ssa-loop-niter.c: New file.
 447         * Makefile.in (SCEV_H): New.
 448         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
 449         * cfgloop.h (struct loop): Add bounds field.
 450         * tree-flow.h (struct tree_niter_desc): New type.
 451         (number_of_iterations_cond, number_of_iterations_exit,
 452         loop_niter_by_eval, find_loop_niter_by_eval,
 453         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
 454         free_numbers_of_iterations_estimates): Declare.
 455         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
 456         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
 457         * doc/invoke.texi (max-iterations-to-track): Document.
 458
 459 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
 460
 461         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
 462         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
 463         (MODE_AFTER): Add cast appropriately.
 464         * config/sh/sh.md (movdi splitter): Likewise.
 465         (casesi_worker_2): Add const qualifier appropriately.
 466         (eh_return): Remove unused variable.
 467         (insv): Initialize v;
 468
 469 2004-07-08  Richard Henderson  <rth@redhat.com>
 470
 471         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
 472         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 473         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
 474         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
 475         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
 476
 477         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
 478         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 479         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
 480         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
 481
 482         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
 483         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 484         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
 485         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
 486
 487         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
 488         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 489         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
 490         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
 491
 492         * config/i860/i860-protos.h (i860_va_arg): Remove.
 493         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 494         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
 495         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
 496
 497 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
 498
 499         * system.h: Prototype getpagesize if missing.
 500         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
 501         * configure: Regenerate.
 502         * config.in: Regenerate.
 503
 504 2004-07-08  Richard Henderson  <rth@redhat.com>
 505
 506         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
 507         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 508         (fr30_gimplify_va_arg_expr): New.
 509         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
 510         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
 511
 512 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
 513
 514         PR target/16414
 515         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
 516         of asm_noperands result.
 517
 518 2004-07-08  Richard Henderson  <rth@redhat.com>
 519
 520         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
 521         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 522         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
 523         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
 524
 525 2004-07-08  Richard Henderson  <rth@redhat.com>
 526
 527         * builtins.c (ind_gimplify_va_arg_expr): New.
 528         * tree.h (ind_gimplify_va_arg_expr): Declare.
 529         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
 530
 531 2004-07-08  Jan Beulich  <jbeulich@novell.com>
 532
 533         * expmed.c (extract_bit_field): Correct condition to use vec_extract
 534         patterns also on vector elements other than the first one.
 535         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
 536         break statements.
 537
 538 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
 539
 540         * config/rs6000/darwin-ldouble.c: Correct reference
 541         to the Linnainmaa paper.
 542
 543 2004-07-08  Richard Henderson  <rth@redhat.com>
 544
 545         * config/arc/arc-protos.h (arc_va_arg): Remove.
 546         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 547         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
 548         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
 549
 550         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
 551         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 552         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
 553         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
 554
 555 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 556
 557         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
 558
 559 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
 560
 561         * c-decl.c (static_ctors, static_dtors): Make static.
 562         (pop_file_scope): Call c_common_write_pch and
 563         cgraph_finalize_compilation_unit here.
 564         (build_cdtor): Moved here from c-objc-common.c; simplify.
 565         (c_write_global_declarations_1): Clarify comment.
 566         (c_write_global_declarations): Close the external scope before
 567         doing anything else.  Call build_cdtor, cgraph_optimize, and
 568         mudflap_finish_file here.
 569         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
 570         Clarify comment.
 571         * c-objc-common.c: No need to include cgraph.h.
 572         (build_cdtor): Moved to c-decl.c.
 573         (c_objc_common_finish_file): Delete.
 574         * c-tree.h: Update to match.
 575         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
 576         (generate_static_references): Set TREE_USED before calling finish_decl.
 577         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
 578         on the static_instances_decl.
 579
 580 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
 581
 582         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
 583         decls when there is only one input translation unit.
 584         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
 585         change of 2004-07-05; do not treat declarations with
 586         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
 587         * opts.c (cur_in_fname): Delete.
 588         * opts.h: Likewise.
 589         * tree.c: Revert changes of 2004-07-05; no special treatment
 590         for TRANSLATION_UNIT_DECLs.
 591         * Makefile.in (tree.o): Update dependencies.
 592
 593 2004-07-08  Roger Sayle  <roger@eyesopen.com>
 594
 595         * builtins.c (fold_builtin_strcpy): Merge functionality from
 596         simplify_builtin_strcpy.  Add additional len argument.  No longer
 597         static.  Remove function prototype.
 598         (fold_builtin_strncpy): Likewise integrate functionality from
 599         simplify_builtin_strncpy.  Add additional slen argument.  No
 600         longer static.  Remove function prototype.
 601         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
 602         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
 603         types of "ignore" and "unlocked" parameters to bool.
 604         (fold_builtin_1):  Add additional ignore argument.  Call renamed
 605         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
 606         builtins.  Update arguments to fold_builtin_strncpy and
 607         fold_builtin_strcpy.  Add function prototype.
 608         (fold_builtin): Add additional Boolean ignore argument to pass
 609         to fold_builtin_1.
 610         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
 611         and fold_builtin_strncpy instead of simplify_builtin_fputs,
 612         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
 613
 614         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
 615         simplify_builtin_strncpy): Delete function prototypes.
 616         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
 617         fold_builtin_strncpy): Add function prototypes here.
 618         (fold_builtin): Update function prototype with new "bool ignore".
 619
 620         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
 621         (ccp_fold_builtin):  Update call to fold_builtin.  Call
 622         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
 623         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
 624         simplify_builtin_strncpy respectively.
 625         * fold-const.c (fold): Update call to fold_builtin.
 626
 627 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
 628
 629         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
 630         to strcpy.
 631
 632         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
 633         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
 634         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
 635         * calls.c: Remove ifdefs of macros above.
 636         * functions.c: Likewise.
 637         * expr.c: Likewise.
 638
 639 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 640
 641         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
 642         (arch attribute): Delete.
 643         (current_function_calls_alloca attribute): Rename into calls_alloca.
 644         (calls_eh_return): New attribute.
 645         (leaf_function): Likewise.
 646         (length attribute): Fix formula for sibcalls.
 647         (return insn): Correctly compute the 'length' attribute.
 648         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
 649
 650 2004-07-08  Richard Henderson  <rth@redhat.com>
 651
 652         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
 653         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
 654         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
 655         * tree-eh.c (lower_eh_constructs_1): Likewise.
 656         * tree-sra.c (sra_walk_modify_expr): Likewise.
 657         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
 658         (eliminate_unnecessary_stmts): Likewise.
 659         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
 660         * tree-tailcall.c (optimize_tail_call): Likewise.
 661         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
 662
 663 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 664             Jakub Jelinek  <jakub@redhat.com>
 665
 666         * config/i386/i386.c (override_options): Enable
 667         SSE prefetches with -mtune, as long as we are
 668         compiling for i686 or higher.  All i686 processors
 669         accept SSE prefetches as NOPS, some i586's don't.
 670
 671 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 672
 673         PR target/10567
 674         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
 675
 676 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
 677
 678         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
 679         the handling of clobbering ASM_EXPRs.
 680
 681 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 682
 683         PR target/16430
 684         * config/sparc/sparc.c (function_value): In 64-bit mode,
 685         return the aggregates larger than 16 bytes like unions.
 686
 687 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 688
 689         PR target/16199
 690         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
 691         'temp' is zero, generate new pseudos as needed and emit the
 692         sequence of insns in single-assignment form.  Resync comments
 693         with code.
 694         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
 695         function before reload.
 696
 697 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
 698
 699         * vec.c (vec_assert_fail): Remove duplicate 'function'.
 700
 701         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
 702
 703         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
 704         Allocation is signed.
 705         (VEC_reserve): Return flag, allocation is signed.
 706
 707 2004-07-08  Richard Henderson  <rth@redhat.com>
 708
 709         * tree-ssa-ccp.c (fold_stmt): Get type directly from
 710         OBJ_TYPE_REF_OBJECT.
 711
 712 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
 713             Neil Booth  <neil@daikokuya.co.uk>
 714
 715         PR c/2511
 716         PR c/3325
 717         * c-decl.c (finish_struct): Ensure bit-fields are given the
 718         correct type.
 719         * c-common.c (c_common_signed_or_unsigned_type): For C, require
 720         the precision to match as well as the mode.
 721         * expr.c (reduce_to_bit_field_precision): New function.
 722         (expand_expr_real_1): Reduce expressions of bit-field type to
 723         proper precision.
 724         * langhooks.h (reduce_bit_field_operations): New hook.
 725         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
 726         Define.
 727         * c-lang.c, objc/objc-lang.c
 728         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
 729         * objc/objc-act.c (check_ivars): Convert types to bit-field types
 730         before checking.
 731         * tree.c (build_nonstandard_integer_type): New function.
 732         * tree.h (build_nonstandard_integer_type): New prototype.
 733         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
 734         conversions between integer and boolean types as useless.
 735
 736 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 737
 738         * c-common.c (c_common_nodes_and_builtins): Do not
 739         create __builtin_ptrdiff_t and __builtin_size_t.
 740
 741 2004-07-08  Andrew Pinski  <apinski@apple.com>
 742
 743         * Makefile.in (libbackend.o): Add -combine to the gcc
 744         command line.
 745
 746 2004-07-08  Nick Clifton  <nickc@redhat.com>
 747
 748         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
 749         Set to -Os.
 750
 751 2004-07-08  Richard Henderson  <rth@redhat.com>
 752
 753         * except.c (expand_eh_region_start, expand_eh_region_end,
 754         expand_eh_handler, expand_eh_region_end_cleanup,
 755         expand_start_all_catch, expand_start_catch, expand_end_catch,
 756         expand_end_all_catch, expand_eh_region_end_allowed,
 757         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
 758         expand_eh_region_end_fixup): Remove.
 759         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
 760         cleanups, outer_cleanups, label_chain, exception_region.
 761         (struct goto_fixup): Remove stack_level, cleanup_list_list.
 762         (struct label_chain): Remove.
 763         (struct stmt_status): Remove x_stack_block_stack.
 764         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
 765         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
 766         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
 767         end_cleanup_deferral, last_cleanup_this_contour,
 768         containing_blocks_have_cleanups_or_stack_level,
 769         any_pending_cleanups): Remove.
 770         (expand_null_return_1): Take no arguments.
 771         (expand_label, expand_naked_return, expand_return,
 772         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
 773         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
 774         expand_end_case_type): Don't use any of them.
 775         * calls.c (expand_call): Likewise.
 776         * dojump.c (do_jump): Likewise.
 777         * function.c (expand_function_end): Likewise.
 778         * expr.c (store_expr, expand_expr_real_1): Likewise.
 779         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
 780         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
 781         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
 782         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
 783         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
 784         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
 785         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
 786         for WITH_CLEANUP_EXPR.
 787         (gimple_push_cleanup): Likewise.
 788         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
 789         * print-tree.c (print_node): Likewise.
 790         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
 791         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
 792         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
 793         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
 794         (GOTO_SUBROUTINE_EXPR): Remove.
 795         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
 796         (DECL_TOO_LATE): Remove.
 797         * except.h, tree.h: Update decls.
 798
 799 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 800
 801         * explow.c (optimize_save_area_alloca): Do not accept parameters.
 802         * passes.c (rest_of_handle_final): Handle symout.
 803         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
 804         Push timevar here.
 805         (rest_of_handle_sched): Break out SMS.  Remove ifs for
 806         flag_schedule_insns and flag_modulo_sched.
 807         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
 808         collect at the end.
 809         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
 810         (rest_of_handle_partition_blocks, rest_of_handle_sms,
 811         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
 812         rest_of_handle_mode_switching, rest_of_handle_jump,
 813         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
 814         rest_of_handle_jump2, rest_of_handle_postreload,
 815         rest_of_handle_flow2, rest_of_clean_state,
 816         rest_of_handle_shorten_branches,
 817         rest_of_handle_prologue_epilogue,
 818         rest_of_handle_branch_target_load_optimize): New.
 819         (rest_of_compilation): Call the above.  Remove ggc_collect
 820         calls moved to rest_of_handle_*.
 821         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
 822
 823         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
 824         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
 825         * except.h (set_nothrow_function_flags): Update comment.
 826         * function.c (current_function_nothrow): Remove.
 827         * output.h (current_function_nothrow): Remove.
 828         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
 829         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
 830
 831 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 832
 833         PR bootstrap/16326
 834         * reorg.c: Revert 2004-06-30 change.
 835         (find_end_label): If HAVE_epilogue and !HAVE_return,
 836         return 0 instead of creating a label at the end of the insn chain.
 837         (optimize_skip): Account for the failure mode of find_end_label.
 838         (fill_simple_delay_slots): Likewise.
 839         (fill_slots_from_thread): Likewise.
 840         (relax_delay_slots): Likewise.
 841
 842 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
 843
 844         * tree-flow.h (addressable_vars): Declare.
 845         * tree-ssa-alias.c (addressable_vars): Define.
 846         (setup_pointers_and_addressables): Add addressable variables
 847         to addressable_vars.
 848         * tree-ssa-operands.c (get_stmt_operands): Move
 849         handling of ASM_EXPRs ...
 850         (get_asm_expr_operands): ... here.
 851         When the ASM_EXPR clobbers memory, also clobber addressable
 852         variables.
 853         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
 854         (delete_tree_ssa): Reset addressable_vars.
 855
 856 2004-07-07  Jan Beulich  <jbeulich@novell.com>
 857             Richard Henderson  <rth@redhat.com>
 858
 859         * varasm.c (assemble_variable): Use assemble_zeros for
 860         zero-initialized variables.
 861         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
 862         for SECCAT_BSS and SECCAT_TBSS.
 863
 864 2004-07-07  Jan Beulich  <jbeulich@novell.com>
 865
 866         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
 867
 868         * expmed.c (emit_store_flag): Also special-case double-word
 869         (in-)equality comparison against -1.
 870
 871         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
 872         passing arguments the containers for which are registers.
 873
 874         * calls.c (emit_library_call_value_1): Use mode of function parameter
 875         rather than that of argument since constants have none.
 876
 877 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
 878
 879         Introduce H8SX support.
 880         * expr.c (expand_strcpy): Renamed and moved to...
 881         * builtins.c (expand_movstr): ... here.  Tweak.
 882         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
 883         computed or has side effects.
 884         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
 885         unused, or if mempcpy fails.  Adjust the return value in the
 886         latter case.  Use movstr if everything else fails.
 887         * doc/md.texi (movstr): Document.
 888         (movmemM, clrmemM): Fix explanation of memory block operands.
 889         * config/h8300/h8300.md (stpcpy): Renamed to...
 890         (movstr): ... this.  Adjust.
 891         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
 892         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
 893         movmem* and clrstr* to clrmem*.
 894         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
 895         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
 896         GENERAL_REGS, always.
 897         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
 898         getting the stack pointer as addr.
 899         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
 900         from general_operand_dst.
 901         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
 902         variant of...
 903         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
 904         instead of requiring it to match only before reload.
 905         (stpcpy_internal_normal): New, normal-mode variant of...
 906         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
 907         `D' instead of requiring it to match only before reload.
 908         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
 909         mode argument.
 910         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
 911         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
 912         h8300_get_index.
 913         * config/h8300/h8300.md (attr type): Add call.
 914         (attr can_delay): If type is call, set it no.
 915         (call, call_value): Set type to call.
 916         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
 917         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
 918         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
 919         * tree.c (get_narrower): Don't narrow integral types into
 920         non-integral types.
 921         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
 922         frame_size *before* the first use.
 923         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
 924         on input.
 925         (peephole2): Don't widen instructions that push SP.  Move
 926         decrement of SP to the end of all stm-generating peepholes.
 927         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
 928         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
 929         and OR to set it to all ones.
 930         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
 931         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
 932         (call, call_value): Set can_delay to "no".
 933         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
 934         * config/h8300/h8300.md (extzv): Make subreg check more robust.
 935         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 936         * config/h8300/h8300.md (*brabit): Remove.
 937         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
 938         zero_extract.  Use bit_memory_operand as the predicate for
 939         operand 1 and 'WU' as the constraint.  Check the difference
 940         between the base length and the final one when deciding which
 941         type of branch to use.
 942         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 943         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
 944         Use convert_move to extend the result for TARGET_H8300SX.  Check
 945         for QImode memory references.  Optimize the case where the
 946         destination is a paradoxical subreg.
 947         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 948         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
 949         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
 950         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 951         * config/h8300/h8300.md: Include mova.md
 952         (length_table): Add mova and mova_zero.
 953         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
 954         after all constant addresses for '%R', '%X', '%T' and '%S'.
 955         (h8300_mova_length): New function.
 956         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
 957         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
 958         dependencies for s-config, etc.
 959         * config/h8300/gemova.sh: New file.
 960         * config/h8300/mova.md: Generated.
 961         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
 962         * config/h8300/h8300.c (h8300_bitfield_length): New.
 963         (nibble_operand): Adjust.
 964         (h8300_binary_length): Handle conditional binary op.
 965         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
 966         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
 967         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
 968         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
 969         constraints.  WU is introduced as a variant of U that requires a
 970         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
 971         * config/h8300/h8300.md (attr type): Added bitbranch.
 972         (attr length_table): Added bitfield and bitbranch.
 973         (attr length): Compute bitbranch length.
 974         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
 975         least-significant bit of a byte.
 976         (brabit, brabc, brabs): New.
 977         (insv, extzv): Emit bfst and bfld on H8300SX.
 978         (bfld, bfst, seq, sne): New.
 979         (bstzhireg, cmpstz, bstz, bistz): New.
 980         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
 981         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
 982         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
 983         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
 984         (h8sx_unary_memory_operator): New function.
 985         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
 986         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
 987         * config/h8300/h8300.md: Add peepholes to combine reloads and
 988         arithmetic insns.
 989         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
 990         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
 991         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
 992         (and?i, ior?i, xor?i): Likewise.
 993         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
 994         * config/h8300/h8300.c: Move enums and prototypes to head of file.
 995         Various whitespace fixes.
 996         (h8300_constant_length): New function, split out from...
 997         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
 998         (h8300_classify_operand): Use IN_RANGE.
 999         (h8300_classify_operand): Use h8300_constant_length.
1000         (h8300_short_move_mem_p): Tighten size check.
1001         (h8sx_mergeable_memrefs_p): Tighten equality check.
1002         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
1003         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1004         for -msx.
1005         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1006         * config/h8300/crtn.asm: Likewise.
1007         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
1008         if __H8300SX__ is defined.
1009         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
1010         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1011         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1012         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1013         addresses as mode-dependent.
1014         * config/h8300/h8300.c (print_operand_address): Update call to
1015         h8300_get_index.
1016         (h8300_get_index): Take a mode argument.  Rework to fix an
1017         earlier misunderstanding.
1018         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
1019         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1020         into a register if TARGET_H8300SX.
1021         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1022         TARGET_H8300SX.  Also disable related define_splits.
1023         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1024         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
1025         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1026         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1027         * config/h8300/h8300.h (OK_FOR_Z): New macro.
1028         (EXTRA_CONSTRAINT_STR): Check it.
1029         * config/h8300/h8300.c (h8300_classify_operand): Accept null
1030         class arguments.
1031         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1032         * config/h8300/h8300.md (length_table): Add mov_imm4.
1033         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1034         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1035         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1036         be a label.
1037         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1038         * config/h8300/h8300.c (h8300_reorg): New function.
1039         (TARGET_MACHINE_DEPENDENT_REORG): Define.
1040         * config/h8300/h8300.md (length): Subtract the length of the
1041         delay slot from (pc) when checking the range of forward branches.
1042         (delay_slot, can_delay): New attributes.
1043         (define_delay): Add bra/s handling.
1044         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1045         (jump): Add delayed-branch handling.
1046         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
1047         * expr.c (expand_strcpy): New function.
1048         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1049         (expand_builtin_stpcpy): Likewise.
1050         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1051         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1052         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1053         handling to improve register allocation for -fno-omit-frame-pointer.
1054         (h8sx_split_movmd): Delete, moving er6 handling into...
1055         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1056         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1057         (movmd): Add calls to copy_rtx.
1058         (movmd_internal): In the second alternative, allow the initial and
1059         final destination registers to be different .  Update the splitter
1060         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1061         instead of h8sx_split_movmd.
1062         (stpcpy, movsd): New expanders.
1063         (movsd_internal): New define_insn.
1064         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
1065         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1066         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1067         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1068         and DESTINATION_REGS.
1069         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1070         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1071         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1072         (h8300_move_ratio): Declare.
1073         (MOVE_RATIO): Use it.
1074         * config/h8300/h8300.c (h8300_move_ratio): New variable.
1075         (h8300_init_once): Initialize it.
1076         (h8300_reg_class_from_letter): New function.
1077         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1078         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1079         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1080         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1081         (movstrsi, movmd): New expanders.
1082         (movmd_internal): New insn.
1083         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
1084         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1085         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
1086         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1087         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1088         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1089         * config/h8300/h8300.c (nibble_operand): Fix warning.
1090         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1091         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1092         (movsf_h8300h): Disable for TARGET_H8300SX.
1093         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1094         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1095         h8300_stm_parallel and h8300_return_parallel.
1096         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1097         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1098         h8300_stm_parallel, h8300_return_parallel): New functions.
1099         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1100         if TARGET_H8300SX.  Use h8300_push_pop.
1101         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
1102         and final pop when generating h8sx code.  Always emit some form
1103         of return insn.
1104         * config/h8300/h8300.md: Don't enforce register alignment in
1105         stm peepholes if TARGET_H8300SX.
1106         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1107         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1108         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1109         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1110         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1111         (MULTILIB_DIRNAMES): Add a directory for it.
1112         (MULTILIB_MATCHES): Delete.
1113         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1114         * final.c (walk_alter_subreg): Handle addresses with subregs
1115         inside a ZERO_EXTEND or AND.
1116         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1117         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1118         if TARGET_H8300SX.
1119         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1120         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1121         @(dd,Rn.w) and @(dd,ERn.L).
1122         (h8300_displacement_size): Take the whole address as argument.
1123         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1124         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1125         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1126         (h8sx_mergeable_memrefs_p): Declare.
1127         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1128         (HAVE_PRE_INCREMENT): Likewise.
1129         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1130         addresses for TARGET_H8300SX,
1131         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1132         and POST_DEC.
1133         (movb_length_table, movl_length_table): New tables.
1134         (movw_length_table): Define to movb_length_table.
1135         (h8300_displacement_size): New, split out from...
1136         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
1137         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1138         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1139         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1140         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1141         (compute_plussi_length, compute_plussi_cc): Update accordingly.
1142         (h8sx_unary_shift_operator): Get the mode from the operator.
1143         (binary_shift_operator): Likewise.
1144         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1145         a memory reference, check whether the reference is offsettable.
1146         (length_table): Add movb, movw and movl.
1147         (movqi): Add new h8sx pattern.  Don't force one operand to be a
1148         register when generating h8sx code.
1149         (movhi, movsi, movsf): Likewise.
1150         (movstrictqi): Use the length_table attribute.
1151         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
1152         (addqi3): Split into a define_expand and define_insn.  Don't accept
1153         memory operands in the expander.  Use h8300_operands_match_p to
1154         check for matching operands in the define_insn.
1155         (subqi3, negqi2, one_cmplqi2): Likewise.
1156         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
1157         in any patterns that are unused in h8sx code.  In the h8sx patterns,
1158         use h8300_operands_match_p to check whether operands match.
1159         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1160         one_cmpl[hs]i3): Likewise.
1161         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
1162         in the expander.
1163         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
1164         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1165         (h8300_insn_length_from_table): Add a second parameter.
1166         (output_h8sx_shift): Declare.
1167         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1168         (EXTRA_CONSTRAINT): Replace with...
1169         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
1170         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1171         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1172         and h8sx_binary_shift_operator.
1173         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1174         for TARGET_H8300SX.
1175         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1176         (bit_memory_operand, fix_bit_operand): Likewise.
1177         (h8300_length_table_for_insn): Remove.
1178         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1179         instructions.
1180         (h8300_short_immediate_length, h8300_binary_length): New functions.
1181         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
1182         (output_plussi): Use sub to add negative constants.
1183         (compute_plussi_length): Adjust accordingly.
1184         (h8sx_single_shift_type): New enum.
1185         (h8sx_single_shift, h8sx_unary_shift_operator,
1186         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1187         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1188         single h8sx instruction.  Return false in this case.
1189         * config/h8300/h8300.md (length_table): Add short_immediate.
1190         (length): Pass the operand array to h8300_insn_length_from_table.
1191         (adjust_length): Assume "no" for insns with a length_table attribute.
1192         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1193         (*addhi3_h8300hs): Don't use for h8sx.
1194         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1195         and sub.w #xx:3.
1196         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1197         1's predicate to nonimmediate_operand.  Only skip default expansion
1198         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
1199         for single h8sx shift instructions.
1200         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
1201         * config/h8300/h8300.c (nibble_operand): Split out of...
1202         (reg_or_nibble_operand): ... this.
1203         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1204         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1205         umulhisi3): Introduce expand, and introduce separate insns for
1206         sign- or zero-extended REG and already-extended CONST_INT.
1207         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
1208         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1209         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1210         (subhi3): Likewise.  Don't accept immediates for operand 1.
1211         Remove the early clobber from second alternative of the h8300s pattern.
1212         (subsi3): Generalize for h8sx.  Force operand 2 into a register
1213         on plain h8300 targets.
1214         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1215         (subsi3_h8300h): Generalize for h8sx.
1216         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1217         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
1218         * config/h8300/h8300.c (reg_or_nibble_operand): New.
1219         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1220         (TARGET_H8300SXMUL): New.
1221         (CONST_OK_FOR_P): New.
1222         (CONST_OK_FOR_LETTER_P): Adjust.
1223         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1224         umulhisi3): Accept 4-bit immediate on H8SX.
1225         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1226         (udivsi3, divhi3, udivsi3, divsi3): New.
1227         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
1228         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1229         * config/h8300/h8300.h (OK_FOR_Q): New macro.
1230         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1231         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1232         Add ADDRESSOF to the bit_operand entry.
1233         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1234         (h8300_src_operand): Likewise.
1235         (bit_operand): Check nonimmediate_operand rather than general_operand.
1236         Accept any nonimmediate_operand in h8sx code.
1237         (h8300_and_costs): Initialize operands[1].
1238         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1239         (h8300_operand_class): New enum.
1240         (h8300_length_table): New typedef.
1241         (addb_length_table, addw_length_table, addl_length_table,
1242         logicl_length_table): New tables.
1243         (logicb_length_table, logicw_length_table): New macros.
1244         (h8300_classify_operand, h8300_length_from_table,
1245         h8300_length_table_for_insn, h8300_unary_length,
1246         h8300_insn_length_from_table): New functions.
1247         (output_plussi): Only use adds and subs for register destinations.
1248         Disable redundant clause.
1249         (compute_plussi_cc): Likewise.
1250         (compute_plussi_length): Likewise.  Use h8300_length_from_table
1251         to work out the length of an insn.
1252         (output_logical_op): Only use narrower immediate instructions
1253         if the destination is a register.
1254         (compute_logical_op_cc): Likewise.
1255         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
1256         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1257         * config/h8300/h8300.md (length_table): New attribute.
1258         (length): When an instruction has a length_table attribute, use
1259         h8300_insn_length_from_table to calculate its default length.
1260         (cmpqi): Use h8300_dst_operand for the first operand and
1261         h8300_src_operand for the second.
1262         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1263         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1264         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1265         iorsi3, xorhi3, xorsi3): Likewise.
1266         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
1267         so that it allows any combination of operands for TARGET_H8300SX.
1268         (iorqi3, xorqi3): Likewise.
1269         (cmpqi): Use the length_table attribute.
1270         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1271         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1272         (cmpqi): Add 'Q' constraint.
1273         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1274         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1275         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
1276         * config/h8300/h8300.h (MASK_H8300SX): New macro.
1277         (TARGET_H8300S): True for both -ms and -msx.
1278         (TARGET_H8300SX): New macro.
1279         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1280         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1281         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1282         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1283         [Temporary change.]
1284         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
1285         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1286         16-bit pointers and 32-bit ints.
1287         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1288         CONST_DOUBLE with mode no wider than SImode.
1289         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1290         output operand.
1291         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
1292         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1293         or SUBREG thereof.
1294         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1295         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
1296         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1297
1298 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1299
1300         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1301
1302 2004-07-07  Per Bothner  <per@bothner.com>
1303
1304         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
1305
1306 2004-07-07  Mike Stump  <mrs@apple.com>
1307
1308         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1309         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1310         (machopic_finish): Likewise.
1311
1312 2004-07-07  Richard Henderson  <rth@redhat.com>
1313
1314         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1315         through any value-preserving cast.
1316
1317 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1318
1319         * function.c (assign_parm_find_data_types): Call
1320         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1321
1322 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1323
1324         * tree-cfg.c (group_case_labels): Remove case labels that have
1325         the same target as the default case.
1326
1327 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1328
1329         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1330         regardless of DECL_LANG_SPECIFIC being present or not.
1331         * tree.h (DECL_NUM_STMTS): Purge.
1332
1333 2004-07-07  Andrew Pinski  <apinski@apple.com>
1334
1335         * configure: Regenerate with the right autoconf.
1336
1337 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
1338
1339         * ifcvt.c (total_bb_rtx_cost): New function.
1340         (find_if_case_1): Compare rtx_cost of basic block to cost of
1341         BRANCH_COST insns.
1342         (find_if_case_2): Same.
1343
1344 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1345
1346         PR target/10567
1347         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1348         (output_return): Likewise.
1349         (output_sibcall): Abort if !flag_delayed_branch.
1350         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1351         (emit_and_preserve): New function.
1352         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
1353         indirect jump to the thunked-to function if !flag_delayed_branch.
1354         * config/sparc/sparc.md (delayed_branch): New attribute.
1355         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
1356         attribute to compute the length of the insn.
1357         (goto_handler_and_restore): Likewise.
1358
1359 2004-07-07  Andrew Pinski  <apinski@apple.com>
1360
1361         PR tree-optimization/15777
1362         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1363
1364         * expr.c (expand_expr_real_1): Fix formating.
1365         BUFFER_REF and IN_EXPR are dead.
1366         * fold-const.c (non_lvalue): BUFFER_REF is dead.
1367         * tree-inline.c (estimate_num_insns_1): Likewise.
1368         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1369         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1370         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1371
1372 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
1373
1374         * collect2.c (dump_file): Don't call cplus_demangle if
1375         HAVE_LD_DEMANGLE is defined.
1376         (main): Pass "--demangle" to ld if no_demangle is not 0 and
1377         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1378         if HAVE_LD_DEMANGLE is defined.
1379
1380         * configure.ac (--with-demangler-in-ld): Added
1381         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1382         --with-demangler-in-ld is used.
1383         * config.in: Regenerated.
1384         * configure: Likewise.
1385
1386 2004-07-07  Roger Sayle  <roger@eyesopen.com>
1387
1388         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1389         for simple floating point operations "fp", double precision
1390         multiplication "dmul", and single and double precision division
1391         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
1392         (ppc630_cost): New table split from ppc620_cost, to distinguish
1393         differences in floating point latencies.
1394         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1395         (rs6000_rtx_costs): Add support for single and double precision
1396         floating point addition, subtraction, multiplication, division,
1397         fused-multiply-add, fused-multiply-sub, negation, absolute value
1398         and negative absolute value.  Tweak MEM case to use prefered idiom.
1399
1400 2004-07-07  Richard Henderson  <rth@redhat.com>
1401
1402         * tree-flow-inline.h (may_propagate_copy): Move...
1403         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
1404         attempt to copy between types requiring conversion.
1405         * tree-flow.h (may_propagate_copy): Update decl.
1406         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1407
1408 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
1409
1410         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1411         from -mtune= option.
1412
1413 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1414
1415         * builtins.c: Rename movstr*, except for movstrict*, to
1416         movmem* and clrstr* to clrmem*.
1417         * expr.c: Likewise.
1418         * expr.h: Likewise.
1419         * genopinit.c: Likewise.
1420         * integrate.c: Likewise.
1421         * local-alloc.c: Likewise.
1422         * optabs.c: Likewise.
1423         * optabs.h: Likewise.
1424         * config/alpha/alpha.h: Likewise.
1425         * config/alpha/alpha.md: Likewise.
1426         * config/arm/arm-protos.h: Likewise.
1427         * config/arm/arm.c: Likewise.
1428         * config/arm/arm.md: Likewise.
1429         * config/avr/avr.md: Likewise.
1430         * config/c4x/c4x.c: Likewise.
1431         * config/c4x/c4x.md: Likewise.
1432         * config/frv/frv.md: Likewise.
1433         * config/i386/i386-protos.h: Likewise.
1434         * config/i386/i386.c: Likewise.
1435         * config/i386/i386.h: Likewise.
1436         * config/i386/i386.md: Likewise.
1437         * config/i860/i860.c: Likewise.
1438         * config/i860/i860.md: Likewise.
1439         * config/ip2k/ip2k.md: Likewise.
1440         * config/ip2k/libgcc.S: Likewise.
1441         * config/ip2k/t-ip2k: Likewise.
1442         * config/m32r/m32r.c: Likewise.
1443         * config/m32r/m32r.md: Likewise.
1444         * config/mcore/mcore.md: Likewise.
1445         * config/mips/mips.c: Likewise.
1446         * config/mips/mips.md: Likewise.
1447         * config/ns32k/ns32k.c: Likewise.
1448         * config/ns32k/ns32k.h: Likewise.
1449         * config/ns32k/ns32k.md: Likewise.
1450         * config/pa/pa.c: Likewise.
1451         * config/pa/pa.md: Likewise.
1452         * config/pdp11/pdp11.h: Likewise.
1453         * config/pdp11/pdp11.md: Likewise.
1454         * config/rs6000/rs6000.c: Likewise.
1455         * config/rs6000/rs6000.md: Likewise.
1456         * config/s390/s390-protos.h: Likewise.
1457         * config/s390/s390.c: Likewise.
1458         * config/s390/s390.md: Likewise.
1459         * config/sh/lib1funcs.asm: Likewise.
1460         * config/sh/sh.c: Likewise.
1461         * config/sh/sh.md: Likewise.
1462         * config/sh/t-sh: Likewise.
1463         * config/sparc/sparc.h: Likewise.
1464         * config/vax/vax.md: Likewise.
1465         * config/xtensa/xtensa.c: Likewise.
1466         * config/xtensa/xtensa.md: Likewise.
1467         * doc/invoke.texi: Likewise.
1468         * doc/md.texi: Likewise.
1469         * doc/rtl.texi: Likewise.
1470
1471 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
1472
1473         PR target/16407
1474         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1475         * config/mips/mips.c (mips_declare_common_object): New function,
1476         mostly split out from...
1477         (mips_output_aligned_decl_common): ...here.
1478         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1479         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1480         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1481         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
1482
1483 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1484
1485         PR c/16392
1486         * function.c (assign_parms): Fix typo from previous change.
1487
1488 2004-07-07  Jason Merrill  <jason@redhat.com>
1489
1490         PR c++/15815
1491         * doc/extend.texi (C++ Interface): Correct information and
1492         discourage use.
1493
1494 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
1495
1496         PR target/16130
1497         PR target/16142
1498         PR target/16143
1499         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1500         insn.
1501
1502 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
1503
1504         PR target/1679.
1505         * config/m32r/m32r.c (m32r_function_symbol): New function:
1506         Generate a symbol name RTX with the correct m32r specific flags
1507         set.
1508         (block_move_call): Use new function to generate correct symbol.
1509         * config/m32r/m32r-protos.h: Add prototype for new funcion.
1510         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1511         function.
1512
1513 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1514
1515         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1516         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1517         TYPE_BINFO_BASETYPE): Remove.
1518         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1519         to ...
1520         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1521         here.
1522         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1523         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1524         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1525         (struct tree_binfo): Rename base_types to base_binfos.
1526         * alias.c (record_component_aliases): Adjust BINFO macros.
1527         * dbxout.c (dbxout_type): Likewise.
1528         * dwarf2out.c (gen_member_die): Likewise.
1529         * sdbout.c (sdbout_one_type): Likewise.
1530         * tree-dump.c (deque_and_dump): Likewise.
1531         * config/i386/i386.c (classify_argument,
1532         contains_128bit_aligned_vector_p): Likewise.
1533
1534 2004-07-07  Nick Clifton  <nickc@redhat.com>
1535
1536         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1537         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1538
1539 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1540
1541         * vec.h: Fix the example use.
1542
1543 2004-07-06  Richard Henderson  <rth@redhat.com>
1544
1545         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1546         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1547         * tree-inline.c (copy_body_r, setup_one_parameter,
1548         initialize_inlined_parameters, expand_call_inline,
1549         declare_inline_vars): Don't check it.
1550         (expand_calls_inline): Remove old version, rename new version
1551         from gimple_expand_calls_inline.
1552         * tree-optimize.c (execute_gimple): Remove.
1553         (pass_gimple): Don't run anything.
1554
1555 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1556
1557         * doc/sourcebuild.texi: Use semicolons instead of commas in
1558         section title.
1559
1560 2004-07-06  Richard Henderson  <rth@redhat.com>
1561
1562         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1563         (sra_walk_modify_expr, scan_init): Likewise.
1564         (generate_element_zero): Check visited before scanning children.
1565         (generate_element_init): Set visited on error.
1566         (scalarize_init): Handle generate_element_init failure similar
1567         to use_block_copy.
1568
1569 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1570
1571         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1572         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1573
1574 2004-07-06  Richard Henderson  <rth@redhat.com>
1575
1576         * config/i386/i386.c (legitimize_pic_address): Make static.
1577         (legitimize_address): Handle CONST with TLS operand.
1578         (ix86_expand_move): Don't call legitimize_pic_address directly.
1579         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1580
1581 2004-07-06  Roger Sayle  <roger@eyesopen.com>
1582
1583         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1584         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1585         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1586         is currently executed unconditionally, i.e. not in "else_bb".
1587
1588 2004-07-06  Steven Bosscher  <stevenb@suse.de>
1589
1590         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1591         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1592         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1593         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1594         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1595         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1596         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1597         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1598         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1599         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1600         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1601         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1602         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1603         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1604         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1605         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1606
1607 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
1608
1609         * dojump.c (do_jump): REFERENCE_EXPR is dead.
1610         * expr.c (expand_expr_real_1): Ditto.
1611         * tree-inline.c (estimate_num_insns_1): Ditto.
1612         * tree-pretty-print.c (dump_generic_node): Ditto.
1613         (op_symbol): Ditto.
1614         * tree.def: Ditto.
1615
1616 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
1617
1618         * tree-ssa-pre.c (reference_node_pool): New pool.
1619         (find_or_generate_expression): Class 'r' is okay too.
1620         (create_value_expr_from): Ditto.
1621         (add_to_sets): LHS should not include vuses.
1622         (eliminate): Ditto.
1623         (compute_avail): Reverse ordering of tests.
1624         Valuize INDIRECT_REF as well.
1625
1626 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
1627
1628         PR rtl-optimization/16380
1629         * loop.c (check_dbra_loop): Sink comparison instructions if they
1630         do something other than set cc0.
1631
1632 2004-07-06  James E Wilson  <wilson@specifixinc.com>
1633
1634         * doc/interface.texi (longjmp and automatic variables): Delete
1635         paragraph recommending taking the address of a variable.
1636
1637 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
1638
1639         * vec.h (VEC_embedded_alloc): Remove.
1640         (VEC_embedded_size, VEC_embedded_init): New.
1641         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1642         MEM_STAT_INFO.
1643         (VEC_truncate): New.
1644         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1645         (vec_embedded_alloc): Remove.
1646         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1647         (vec_embedded_alloc): Remove.
1648
1649 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
1650
1651         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1652         (gt-langhooks.h): Remove.
1653
1654 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
1655
1656         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1657
1658 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
1659
1660         * config/sparc/sparc.c (get_pc_symbol): Rename into
1661         add_pc_to_pic_symbol.
1662         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1663         (load_pic_register): Account for previous changes.
1664         Use reg_names.  Don't create the label twice.
1665         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1666         UNSPEC_LOAD_PCREL_SYM.
1667         (get_pc): Rename into load_pcrel_sym.  Add predicate to
1668         operands.  Remove condition.
1669
1670 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
1671
1672         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1673         RECORD, UNION & QUAL_UNION is actually a binfo.
1674
1675         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1676         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1677         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1678         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1679         * dwarf2out.c (add_data_member_location_attribute): Likewise.
1680         (gen_inheritance_die): Likewise.
1681         * tree-dump.c (deque_and_dump): Likewise.
1682         * doc/c-tree.texi (Binfos): Add under reconstruction note.
1683
1684 2004-07-06  Steven Bosscher  <stevenb@suse.de>
1685
1686         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1687         Define.
1688         * config/mcore/mcore.md: Model memory latency with a simple DFA
1689         pipeline description instead of a define_function_unit.
1690
1691 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1692
1693         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1694         * langhooks.h (var_mod_type_p): Likewise.
1695         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1696         * expr.c (count_type_elements): Properly handle return from
1697         array_type_nelts and properly test for overflow.
1698         * gimplify.c (gimplify_init_constructor): Properly handle return
1699         from array_type_nelts.
1700         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1701         * integrate.c (copy_decl_for_inlining): Correct comments.
1702         * tree-inline.c (remap_decl): Update comments, remove dead code,
1703         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1704         (remap_type): Only remap if variably modified by vars in function
1705         being inlined.
1706         (copy_body_r): Use compatible_type langhooks to see when can fold.
1707         (setup_one_parameter): Don't remap type.
1708         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1709         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1710         compute TREE_INVARIANT for decl case.
1711         (find_var_from_fn): New function.
1712         (variably_modified_type_p): Add arg and call new function.
1713         * tree.h (variably_modified_type_p): Add extra arg.
1714
1715 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
1716
1717         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1718         (goto_handler_and_restore_v9): Delete disabled insn.
1719         (goto_handler_and_restore_v9_sp64): Likewise.
1720
1721 2004-07-05  Roger Sayle  <roger@eyesopen.com>
1722
1723         * calls.c (load_register_parameters): Call expand_shift instead
1724         of expand_binop with ashl_optab (or other shift optab) directly.
1725         * expr.c (emit_group_load, emit_group_store): Likewise.
1726         * function.c (assign_parm_setup_block): Likewise.
1727         * stmt.c (shift_return_value): Likewise.
1728
1729 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
1730
1731         * expr.c (expand_assignment): Disable the bitfield += optimizations.
1732
1733 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1734
1735         * doc/sourcebuild.texi: Revert previous patch.
1736
1737 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1738
1739         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1740         TARGET_MEM_FUNCTIONS.
1741         * system.h: Poison TARGET_MEM_FUNCTIONS.
1742         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1743         bcmp_libfunc, bzero_libfunc): Remove.
1744         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1745         bzero_libfunc.
1746         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1747         * doc/standards.texi: Don't mention calling BSD string functions.
1748         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
1749         * config/vax/t-memfuncs: New.
1750         * config/memcmp.c, config/memcpy.c, config/memmove.c,
1751         config/memset.c: New.
1752         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1753         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1754         vax/t-memfuncs.
1755         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1756         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1757         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1758         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1759         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1760         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1761         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1762         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1763         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1764         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1765
1766 2004-07-05  Richard Henderson  <rth@redhat.com>
1767
1768         * function.c (assign_parm_setup_reg): Properly rename variables in
1769         FUNCTION_ARG_CALLEE_COPIES section.
1770
1771 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
1772
1773         * tree-mudflap.c: Include cgraph.h.
1774         (mf_init_extern_trees): Rename to mudflap_init.  Export.
1775         Rewrite to create synthetic declarations instead of looking
1776         up declarations from mf-runtime.h.
1777         (mf_make_builtin, mf_make_cache_struct_type): New functions.
1778         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1779         Correct commentary.
1780         (execute_mudflap_function_decls, mudflap_register_call):
1781         Don't call mf_init_extern_trees.
1782         (mudflap_finish_file): Use cgraph_build_static_cdtor.
1783
1784         * tree-mudflap.h: Update prototypes.
1785         * c-mudflap.c: Delete file.
1786         * c-common.c: Include tree-mudflap.h.
1787         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1788         * Makefile.in: Remove all references to c-mudflap.o.
1789         Update dependencies.
1790
1791 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1792
1793         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1794         displacements with the spatial-locality cache-control completer.
1795
1796 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
1797
1798         * langhooks.c: Don't include gt-langhooks.h.
1799         (var_labelno): Delete.
1800         (lhd_set_decl_assembler_name): Do not append a distinguishing
1801         number to file-scope internal-linkage declarations for the first
1802         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
1803         the declaration itself (if at block scope), or its containing
1804         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1805         number.
1806
1807         * opts.c (cur_in_fname): New global.
1808         * opts.h: Declare it.
1809         * tree.c: Include opts.h.
1810         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1811         DECL_UID equal to cur_in_fname.
1812         (copy_node_stat): Do not change DECL_UID when copying a
1813         TRANSLATION_UNIT_DECL.
1814         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1815         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1816
1817         * c-decl.c (c_static_assembler_name): Delete.
1818         * c-tree.h (c_static_assembler_name): Delete prototype.
1819         * c-lang.c, objc/objc-lang.c: Don't override
1820         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1821
1822         * Makefile.in (tree.o): Update dependencies.
1823         (GTFILES): Remove langhooks.c.
1824
1825 2004-07-05  Roger Sayle  <roger@eyesopen.com>
1826
1827         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1828         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1829         Normalize "X % C" as "X % -C" for signed modulus and negative C.
1830         Optimize "X % -Y" as "X % Y" for signed modulus.
1831         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1832         into "((unsigned) X % Y) == 0".
1833
1834 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1835
1836         * sourcebuild.texi (Config Fragments): Use @comma{} in
1837         cross-reference to section title.
1838
1839 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1840
1841         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1842         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1843         (gimplify_target_expr, gimplify_expr): Likewise.
1844         (copy_if_shared_r): No longer need special case for BIND_EXPR.
1845         (unshare_body, unvisit_body): Only look at nested if BODY_P is
1846         whole function.
1847         (gimplify_compound_lval): See if we can strip any useless conversion.
1848         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1849         from RHS, not LHS.
1850         (gimplify_modify_expr_to_memset): Likewise.
1851         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1852         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1853         (declare_inline_vars): Likewise.
1854         (walk_type_fields): New function.
1855         (walk_tree): Use it.
1856         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1857
1858         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1859         (sra_walk_modify_expr): Allow init function to fail.
1860         (scan_init): Now returns bool.
1861         (generate_element_init): If can't understand INIT, return false.
1862         (scalarize_init): Return false if generate_element_init does.
1863
1864         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1865         print bounds.
1866
1867         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1868         bounds if bounds aren't constant.
1869
1870         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1871
1872         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1873         to type hooks; remove bogus PARAMS.
1874
1875 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
1876
1877         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1878         * dwarf2out.c (add_data_member_location_attribute): Check for
1879         TREE_BINFO.
1880         * tree.c (tree_node_kinds): Add "binfos".
1881         (binfo_lang_slots): New.
1882         (make_node_stat): Add TREE_BINFO.
1883         (make_tree_binfo_stat): New.
1884         (tree_node_structure): Add TREE_BINFO.
1885         * tree.def (TREE_BINFO): New.
1886         * tree.h (REC_OR_UNION_CHECK): Rename to ...
1887         (RECORD_OR_UNION_CHECK): ... here.
1888         (NOT_RECORD_OR_UNION_CHECK): New.
1889         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1890         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1891         RECORD_OR_UNION_CHECK.
1892         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1893         (TYPE_LANG_SLOT_1): New.
1894         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1895         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1896         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1897         (BINFO_ELTS): Remove.
1898         (BINFO_LANG_SLOT): New.
1899         (struct tree_binfo): New.
1900         (binfo_lang_slots): Declare.
1901         (enum tree_node_structure_enum): Add TS_BINFO.
1902         (union tree_node): Add binfo.
1903         (make_tree_binfo_stat): Declare.
1904         (make_tree_binfo): New.
1905         (enum tree_node_kind): Add binfo_kind.
1906
1907         * objc/objc-act.c (start_class, objc_declare_protocols,
1908         start_protocols): Use TYPE_LANG_SLOT_1.
1909         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1910         to ...
1911         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1912         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1913         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1914         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1915
1916 2004-07-05  Steven Bosscher  <stevenb@suse.de>
1917
1918         * rtl.h (struct rtx_def): Remove the integrated flag.
1919         Use the return_val flag for MEM_SCALAR_P.
1920         Reshuffle and update flags in CLEAR_RTX_FLAGS.
1921
1922 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
1923
1924         PR target/16357
1925         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1926         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1927         move_by_pieces.
1928
1929 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
1930
1931         * var-tracking.c: Fix some comments.
1932         (frame_stack_adjust): New.
1933         (vt_stack_adjustments): Init stack_adjust of entry block to
1934         minus stack adjustment of function prologue.
1935         (adjust_stack_reference): Do not adjust if adjustment == 0.
1936         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1937         (emit_notes_in_bb): Likewise.
1938         (vt_add_function_parameters): Do not adjust locations of
1939         function arguments.
1940         (vt_initialize): Compute the stack adjustment of function
1941         prologue and offset the initial "location" of frame_base_decl
1942         from the stack pointer after prologue.
1943
1944 2004-07-04  Richard Henderson  <rth@redhat.com>
1945
1946         * function.c (struct assign_parm_data_all): New.
1947         (struct assign_parm_data_one): New.
1948         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1949         assign_parm_find_data_types, assign_parms_setup_varargs,
1950         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1951         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1952         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1953         assign_parm_setup_block, assign_parm_setup_reg,
1954         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1955         (assign_parms): ... here.
1956
1957 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
1958
1959         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1960         now are bitmap_set_t's.
1961         (bitmap_insert_into_set): No point in inserting the value if
1962         it's invariant.
1963         (bitmap_set_contains): New function.
1964         (bitmap_set_replace_value): Add comment on why we do it
1965         this way.
1966         (set_contains): Removed.
1967         (bitmap_set_subtract_from_value_set): New name of
1968         set_subtract now that it's arguments are two different
1969         types of sets.
1970         Update callers.
1971         (bitmap_find_leader): Change algorithm used.
1972         (find_or_generate_expression): Update use of functions for new
1973         bitmap sets.
1974         (create_expression_by_pieces): Ditto.
1975         (insert_aux): Ditto.
1976         (insert): Ditto.
1977         (add_to_sets): Ditto.
1978         (init_pre): Ditto.
1979         (execute_pre): Ditto.
1980         (compute_avail): Ditto.
1981         Also ignore virtual phis.
1982
1983 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
1984
1985         * combine.c (simplify_comparison): Fix comment typo.
1986
1987 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
1988
1989         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1990         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1991         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1992         (output_restore): Change parameter from 'insn' to 'pat'.
1993         (output_return): Adjust call to output_restore.
1994         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1995         Adjust call to output_restore.
1996
1997 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
1998
1999         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2000         and assert system is bsd.
2001
2002 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
2003
2004         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2005         (TARGET_SWITCHES): Remove -mdebugc.
2006         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2007         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2008         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2009         (sle_[sd]i_reg): Delete.
2010
2011 2004-07-04  Steven Bosscher  <stevenb@suse.de>
2012
2013         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2014         Define.
2015         * config/iq2000/iq2000.md: Translate old pipeline description to an
2016         equivalent new one.
2017
2018 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2019
2020         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2021         Ensure the replacement rhs is valid gimple before performing
2022         the substitution.  Return false if these sanity checks fail.
2023         (fold_stmt): Only set changed to true, if set_rhs returns true.
2024         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2025         succeeds.
2026
2027 2004-07-04  Richard Henderson  <rth@redhat.com>
2028
2029         PR c/16348
2030         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2031
2032 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
2033
2034         * configure.ac (ranlib_flags): New variable.
2035         * Makefile.in (RANLIB_FLAGS): New variable.
2036         (libbackend.a): Use it.
2037         * configure: Regenerated.
2038
2039 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2040
2041         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2042         a "sign mask" instead of using ashr_optab directly.
2043
2044 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
2045
2046         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2047         * doc/cppopts.texi: Clarify processing of command-line defines.
2048
2049 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
2050
2051         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2052
2053 2004-07-04  Richard Henderson  <rth@redhat.com>
2054
2055         * rtl.def (ADDRESSOF): Remove.
2056         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2057         (find_base_term, memrefs_conflict_p): Likewise.
2058         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2059         (fold_rtx, cse_insn, set_live_p): Likewise.
2060         * dwarf2out.c (mem_loc_descriptor): Likewise.
2061         (add_location_or_const_value_attribute): Likewise.
2062         * emit-rtl.c (copy_insn_1): Likewise.
2063         * explow.c (memory_address): Likewise.
2064         * expmed.c (store_split_bit_field): Likewise.
2065         * expr.c (expand_expr_real_1): Likewise.
2066         * function.c (instantiate_decl
2067         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2068         * genrecog.c (preds, validate_pattern): Likewise.
2069         * integrate.c (copy_rtx_and_substitute): Likewise.
2070         * recog.c (general_operand, register_operand): Likewise.
2071         (memory_address_p): Likwise.
2072         * reload1.c (eliminate_regs, elimination_effects): Likewise.
2073         * rtl.c (copy_rtx): Likewise.
2074         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2075         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2076         * rtlhooks.c (gen_lowpart_general): Likewise.
2077         * stmt.c (expand_asm_operands): Likewise.
2078         * web.c (entry_register, replace_ref, web_main): Likewise.
2079         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2080         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2081         * config/arm/arm.c (thumb_rtx_costs): Likewise.
2082         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2083         * config/frv/frv.c (move_destination_operand, move_source_operand,
2084         condexec_dest_operand, condexec_source_operand,
2085         condexec_memory_operand): Likewise.
2086         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2087         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2088         (destination_xfmode_operand): Likewise.
2089         * config/mips/mips.h (PREDICATE_CODES): Likewise.
2090         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2091         * config/s390/s390.c (general_s_operand): Likewise.
2092         * config/s390/s390.md (mov*): Likewise.
2093         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2094
2095         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2096         * expr.c (expand_expr_real_1): Likewise.
2097         * stmt.c (expand_decl): Likewise.
2098         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2099
2100         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2101         postponed_insns, put_var_into_stack, put_reg_into_stack,
2102         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2103         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2104         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2105         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2106         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2107         purge_bitfield_addressof_replacements, purge_addressof_replacements,
2108         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2109         struct insns_for_mem_walk_info, insns_for_mem_walk,
2110         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2111         setjmp_protect_args): Remove.
2112         (push_function_context_to): Don't handle var_refs_queue.
2113         (pop_function_context_from, free_after_compilation): Likewise.
2114         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2115         (assign_parms, allocate_struct_function): Likewise.
2116         (use_register_for_decl): New.
2117         (expand_function_end): Don't setjmp_protect.
2118         * function.h (struct emit_status): Update commentary.
2119         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2120         (max_parm_reg, parm_reg_stack_loc): Remove.
2121         * passes.c (DFI_addressof): Remove.
2122         (dump_file_info): Remove addressof.
2123         (rest_of_handle_addressof): Remove.
2124         (rest_of_compilation): Don't call it.
2125         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2126         * stmt.c (expand_decl): Use use_register_for_decl.
2127         * tree.h: Update decls.
2128         * web.c (mark_addressof): Remove.
2129         * doc/invoke.texi (-dF): Remove.
2130
2131 2004-07-03  Richard Henderson  <rth@redhat.com>
2132
2133         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2134         instead of gen_mem_addressof.
2135         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2136         TImode output register.
2137
2138 2004-07-03  Richard Henderson  <rth@redhat.com>
2139
2140         PR tree-optimization/16341
2141         * tree-sra.c (sra_walk_function): Increment to next stmt before
2142         processing the current stmt.
2143         (sra_insert_after): Always use BSI_SAME_STMT.
2144
2145 2004-07-03  Richard Henderson  <rth@redhat.com>
2146
2147         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2148         fp plus with minus.
2149
2150 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2151
2152         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2153         with tree_int_cst_equal.
2154
2155 2004-07-03  Andreas Schwab  <schwab@suse.de>
2156
2157         * config/ia64/ia64.md: Define new attribute "empty".
2158         (prologue_use, nop_x, insn_group_barrier): Set it.
2159
2160         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2161         skip over "empty" insns.
2162
2163 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2164
2165         * tree-inline.c (initialize_inlined_parameters): Pass proper function
2166         context to gimplify_body.
2167         (walk_tree): Don't walk into types twice.
2168         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2169
2170         * tree-sra.c (generate_element_init): Remove any useless conversions.
2171
2172         * gimplify.c (gimplify_conversion): Remove stripping useless
2173         conversions from here.
2174         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2175         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2176         Unshare before substituting PLACEHOLDER_EXPR.
2177         (gimplify_modify_expr_to_memset): Likewise.
2178         Pass address of TO to memset, not TO itself.
2179         (gimplify_init_constructor): Make copy of OBJECT so we have it each
2180         time we make an expression (to match a PLACEHOLDER_EXPR).
2181
2182         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2183         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2184         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2185         * tree-ssa-dom.c (local_fold): Likewise.
2186
2187         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2188         * langhooks.h (strct lang_hooks): New field type_max_size.
2189         * function.c (assign_temp): Call it.
2190
2191 2004-07-03  Steven Bosscher  <stevenb@suse.de>
2192
2193         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2194         * config/sh/sh.md: Convert the SH1 pipeline description to
2195         a DFA model.
2196
2197 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
2198
2199         * c-decl.c (struct c_binding): Remove contour field; add
2200         depth, invisible, nested fields.
2201         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2202         (B_IN_EXTERNAL_SCOPE): New convenience macros.
2203         (bind): Add invisible and nested arguments. Initialize
2204         new fields of struct c_binding; adjust loop scanning for
2205         insertion point.
2206         (free_binding_and_advance): Clear structure with memset.
2207         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
2208         in file scope, even if it's in external scope too.
2209         (pushdecl): Adjust to match.  Create invisible file-scope
2210         declarations for block-scope forward declarations of static functions.
2211         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2212         (undeclared_variable, lookup_label, declare_label, define_label)
2213         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2214         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2215         (store_parm_decls_oldstyle): Adjust to match.
2216         (diagnose_mismatched_decls): Correct handling of linkage clashes.
2217         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2218
2219         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2220         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2221
2222 2004-07-02  Richard Henderson  <rth@redhat.com>
2223
2224         * c-decl.c (grokdeclarator): Don't frob current_function_decl
2225         around variable_size.
2226         (set_decl_nonlocal): Remove.
2227         (store_parm_decls): Add stmts for pending sizes.
2228         * calls.c (calls_function, calls_function_1): Remove.
2229         (precompute_arguments): Don't call it.
2230         * cfgexpand.c (set_save_expr_context): Remove.
2231         (tree_expand_cfg): Don't call it.
2232         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2233         (dwarf2out_finish): Likewise.
2234         * expr.c (emit_block_move): Adjust addresses to BLKmode.
2235         (store_constructor): Don't pre-evaluate SAVE_EXPR.
2236         (safe_from_p): Don't queue SAVE_EXPRs.
2237         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2238         or build plain VAR_DECLs.
2239         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2240         (fold): Likewise.
2241         (fold_checksum_tree): Don't special-case SAVE_EXPR.
2242         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2243         (put_var_into_stack): Don't handle SAVE_EXPR.
2244         (gen_mem_addressof): Likewise.
2245         * function.h (struct function): Remove x_save_expr_regs.
2246         (save_expr_regs): Remove.
2247         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2248         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2249         * stor-layout.c (variable_size): Don't set it.
2250         (force_type_save_exprs, force_type_save_exprs_1): Remove.
2251         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
2252         all callers.  Don't set SAVE_EXPR_CONTEXT.
2253         * tree-inline.h (remap_save_expr): Update decl.
2254         * tree.c (save_expr): Update build size.
2255         (first_rtl_op): Don't handle SAVE_EXPR.
2256         (unsave_expr_1, contains_placeholder_p): Likewise.
2257         (decl_function_context): Likewise.
2258         * tree.def (SAVE_EXPR): Remove args 1 and 2.
2259         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2260         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2261
2262 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2263
2264         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2265         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2266         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2267         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2268         some first-person references and patronizing comments.  Based on
2269         printed manual.
2270         * doc/invoke.texi: Don't reference fortran@gnu.org.
2271         * doc/trouble.texi (Warning when a non-void function value is
2272         ignored): Rewrite.  From Russ Allbery and Chris Devers.
2273
2274 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
2275
2276         * tree-ssa-pre.c (bitmap_set_t): New.
2277         (bb_value_sets): avail_out is now a bitmap_set_t.
2278         (bitmap_find_leader): New function.
2279         (bitmap_value_insert_into_set): Ditto.
2280         (bitmap_set_copy): Ditto.
2281         (bitmap_value_replace_in_set): Ditto.
2282         (bitmap_set_contains_value): Ditto.
2283         (bitmap_set_new): Ditto.
2284         (bitmap_set_pool): New pool.
2285         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2286         (insert_aux): Ditto.
2287         (add_to_sets): Ditto.
2288         (compute_avail): Ditto
2289         (eliminate): Ditto.
2290         (init_pre): Ditto.
2291         (fini_pre): Ditto.
2292         (execute_pre): Ditto.
2293
2294 2004-07-02  Roger Sayle  <roger@eyesopen.com>
2295
2296         * config/rs6000/rs6000.c (struct processor_costs): New structure
2297         used to hold instruction latencies/sizes for processor types.
2298         (rs6000_cost): New global variable pointing to current CPU's costs.
2299         (rs6000_override_options): Initialize rs6000_cost to point to the
2300         appropriate cost table based upon rs6000_cpu and optimize_size.
2301         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2302         timings inline.
2303
2304 2004-07-02  Richard Henderson  <rth@redhat.com>
2305
2306         * expmed.c (make_tree): Don't use SET_DECL_RTL.
2307
2308 2004-07-02  Steven Bosscher  <stevenb@suse.de>
2309
2310         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2311
2312 2004-07-01  Richard Henderson  <rth@redhat.com>
2313
2314         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2315         (alpha_gp_save_rtx): Use assign_stack_local instead of
2316         gen_mem_addressof.
2317
2318 2004-07-01  Richard Henderson  <rth@redhat.com>
2319
2320         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2321         (alpha_rtx_cost_data): Update to match.
2322         (alpha_rtx_cost_size): New.
2323         (alpha_rtx_costs): Honor optimize_size.
2324
2325 2004-07-01  Richard Henderson  <rth@redhat.com>
2326
2327         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2328         * cfgexpand.c (tree_expand_cfg): Do it here.
2329         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2330         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2331         * config/mips/mips.c (mips_output_mi_thunk): And here.
2332         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2333         * config/sh/sh.c (sh_output_mi_thunk): And here.
2334         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2335
2336 2004-07-01  Richard Henderson  <rth@redhat.com>
2337
2338         * tree.def (RTL_EXPR): Remove.
2339         * c-typeck.c (lvalue_p): Don't handle it.
2340         * expr.c (safe_from_p): Likewise.
2341         (expand_expr_real_1): Likewise.
2342         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2343         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2344         * gengtype.c (adjust_field_tree_exp): Likewise.
2345         * stmt.c (warn_if_unused_value): Likewise.
2346         * tree-gimple.c (recalculate_side_effects): Likewise.
2347         * tree-pretty-print.c (dump_generic_node): Likewise.
2348         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2349         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2350         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2351
2352         * stmt.c (struct stmt_status): Remove x_last_expr_type,
2353         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2354         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2355         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
2356         all the bits that tracked last_expr.
2357         (expand_end_bindings): Don't track last_expr.
2358         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2359         (clear_last_expr): Remove.
2360         (expand_asm): Don't call it.
2361         (expand_asm_operands, expand_end_cond): Likewise.
2362         (expand_naked_return, expand_null_return_1): Likewise.
2363         * c-typeck.c (c_begin_compound_stmt): Likewise.
2364         * cfgexpand.c (expand_block): Use expand_expr_stmt.
2365         * expr.c (expand_expr_real_1): Likewise.
2366         * tree.h: Update prototypes.
2367
2368         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2369         (struct emit_status): Remove sequence_rtl_expr.
2370         (struct function): Remove x_rtl_expr_chain.
2371         (seq_rtl_expr, rtl_expr_chain): Remove.
2372         * function.c (struct temp_slot): Remove rtl_expr.
2373         (assign_stack_temp_for_type): Don't set it.
2374         (free_temp_slots, pop_temp_slots): Don't check it.
2375         (free_after_compilation): Don't clear x_rtl_expr_chain.
2376         (fixup_var_refs): Don't search it.
2377         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2378         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2379         or seq_rtl_expr.
2380         (push_topmost_sequence): Likewise.
2381         (end_sequence, init_emit): Likewise.
2382         (start_sequence_for_rtl_expr): Remove.
2383         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2384         * rtl.h (preserve_rtl_expr_result): Remove.
2385
2386 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
2387
2388         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2389         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2390         typos.
2391
2392 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2393
2394         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2395         (STANDARD_STARTFILE_PREFIX_2): Define.
2396         (standard_startfile_prefix_1): Initialize to
2397         STANDARD_STARTFILE_PREFIX_1.
2398         (standard_startfile_prefix_2): Initialize to
2399         STANDARD_STARTFILE_PREFIX_2.
2400         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2401         (STANDARD_STARTFILE_PREFIX_1): Define.
2402         (STANDARD_STARTFILE_PREFIX_2): Define.
2403         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2404         (STANDARD_STARTFILE_PREFIX_2): Document.
2405
2406 2004-07-01  Richard Henderson  <rth@redhat.com>
2407
2408         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2409         in order to disable scalarization.  Instead set a flag and wait
2410         for a candidate decl.
2411
2412 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2413
2414         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2415         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2416         Use terminology "testsuite" and "enumerated".
2417
2418 2004-07-01  Richard Henderson  <rth@redhat.com>
2419
2420         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2421         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2422         (initial_return_save): Likewise.
2423         (flush_queued_reg_saves): Remap register numbers.
2424         (dwarf2out_return_reg): Likewise.
2425
2426 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2427
2428         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2429
2430         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2431         access functions for lower bound and element size and only output
2432         if lower bound nonzero or element size not same as that of type.
2433         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2434
2435 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2436
2437         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2438
2439 2004-07-01  Per Bothner  <per@bothner.com>
2440
2441         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
2442
2443 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
2444
2445         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2446         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
2447         first operand.  Don't optimize if the bitfield is volatile.
2448
2449 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2450
2451         * c-pretty-print.c (pp_c_postfix_expression): Handle
2452         floating-point comparison operators.
2453         (pp_c_expression): Pass floating-point comparison
2454         operators to pp_c_postfix_expression.
2455
2456 2004-07-01  Roger Sayle  <roger@eyesopen.com>
2457
2458         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2459         rtx_cost instead of "had_mult" to determine whether the transformed
2460         expression is cheaper than the original.
2461
2462 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
2463
2464         * alias.c (get_alias_set, canon_rtx, get_addr,
2465         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2466         Use MEM_P.
2467         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2468         expand_builtin): Likewise.
2469         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2470         Likewise.
2471         * combine.c (can_combine_p, combinable_i3pat, try_combine,
2472         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2473         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2474         record_dead_and_set_regs_1, get_last_value_validate,
2475         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2476         * cse.c (check_dependence, canon_hash, equiv_constant,
2477         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2478         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2479         count_reg_usage): Likewise.
2480         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2481         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2482         cselib_record_sets): Likewise.
2483         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2484         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2485         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2486         * df.c (df_uses_record): Likewise.
2487         * dojump (do_jump): Likewise.
2488         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2489         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2490         decl_start_label): Likewise.
2491         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2492         operand_subword, change_address_1, make_safe_from): Likewise.
2493         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2494         stabilize, force_not_mem): Likewise.
2495         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2496         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2497         * expr.c (convert_move, convert_modes, emit_block_move,
2498         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2499         emit_move_insn_1, expand_assignment, store_expr,
2500         store_constructor_field, store_constructor, store_field,
2501         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2502         Likewise.
2503         * final.c (cleanup_subreg_operands, alter_subreg,
2504         get_mem_expr_from_op): Likewise.
2505         * flow.c (notice_stack_pointer_modification_1,
2506         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2507         Likewise.
2508         * function.c (mark_temp_addr_taken, preserve_temp_slots,
2509         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2510         optimize_bit_field, flush_addressof, purge_addressof_1,
2511         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2512         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2513         keep_stack_depressed): Likewise.
2514         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2515         noce_process_if_block, find_memory): Likewise.
2516         * integrate.c (subst_constants, allocate_initial_values): Likewise.
2517         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2518         update_equiv_regs): Likewise.
2519         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2520         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2521         * optabs.c (expand_abs, emit_unop_insn): Likewise.
2522         * passes.c (rest_of_handle_final): Likewise.
2523         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2524         move2add_note_store): Likewise.
2525         * ra-build.c (detect_remat_webs): Likewise.
2526         * ra-debug.c (dump_static_insn_cost): Likewise.
2527         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2528         * recog.c (validate_change, apply_change_group, cancel_changes,
2529         validate_replace_rtx_1, general_operand, register_operand,
2530         nonmemory_operand, push_operand, pop_operand, memory_operand,
2531         indirect_operand, asm_operand_ok, offsettable_memref_p,
2532         offsettable_nonstrict_memref_p, constrain_operands,
2533         store_data_bypass_p): Likewise.
2534         * reg-stack.c (subst_stack_regs_pat): Likewise.
2535         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2536         copy_cost, reg_scan_mark_refs): Likewise.
2537         * regmove.c (optimize_reg_copy_3, stack_memref_p,
2538         combine_stack_adjustments_for_block): Likewise.
2539         * regrename.c (copyprop_hardreg_forward_1): Likewise.
2540         * reload.c (can_reload_into, push_reload, decompose, immune_p,
2541         find_reloads, find_reloads_address, find_reloads_address_1,
2542         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2543         find_equiv_reg): Likewise.
2544         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2545         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2546         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2547         delete_address_reloads): Likewise.
2548         * resource.c (mark_referenced_resources): Likewise.
2549         * rtlanal.c (get_jump_table_offset, count_occurrences,
2550         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2551         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2552         num_sign_bit_copies1): Likewise.
2553         * rtlhooks.c (gen_lowpart_general): Likewise.
2554         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2555         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2556         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2557         sdbout_global_decl): Likewise.
2558         * simplify-rtx.c (simplify_subreg): Likewise.
2559         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2560         expand_anon_union_decl, expand_end_case_type): Likewise.
2561         * unroll.c (calculate_giv_inc): Likewise.
2562         * var-tracking.c (stack_adjust_offset_pre_post,
2563         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2564         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2565         vt_add_function_parameters): Likewise.
2566         * varasm.c (make_var_volatile, notice_global_symbol,
2567         assemble_external, decode_addr_const, mark_weak,
2568         default_encode_section_info): Likewise.
2569
2570 2004-07-01  Steven Bosscher  <stevenb@suse.de>
2571
2572         * stmt.c (check_seenlabel): Remove.
2573         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2574
2575 2004-07-01  Richard Henderson  <rth@redhat.com>
2576
2577         * function.h (struct function): Remove x_function_call_count.
2578         (function_call_count): Remove.
2579         * calls.c (expand_call): Don't set it.
2580         * integrate.c (copy_rtx_and_substitute): Likewise.
2581
2582         * function.h (struct function): Remove x_cleanup_label.
2583         (cleanup_label): Remove.
2584         * stmt.c (expand_value_return): Don't use it.
2585         * function.c (free_after_compilation): Don't set it.
2586         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
2587         * cfgexpand.c (tree_expand_cfg): Update call.
2588         * tree.h (expand_function_start): Update decl.
2589
2590 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2591
2592         PR c/1027
2593         * c-lang.c (c_initialize_diagnostics): Move from here ...
2594         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
2595         (c_tree_printer): Use pretty-printer to format %T.
2596         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2597         before '*' if not C++.
2598         (pp_c_direct_abstract_declarator): Don't try to print array upper
2599         bound for flexible array members.
2600         * c-tree.h: Include "diagnostic.h".
2601         (c_initialize_diagnostics): Declare.
2602         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2603         * c-format.c (format_type_warning): New function.  Improve
2604         diagnostics for incorrect format argument types.
2605         (check_format_types): Use it.  Add two parameters.  Use the
2606         TYPE_MAIN_VARIANT of wanted_type.
2607         (check_format_info_main): Pass new parameters to
2608         check_format_types.
2609         (struct format_wanted_type): Update comment.
2610
2611 2004-07-01  Nick Clifton  <nickc@redhat.com>
2612
2613         * target.h (struct gcc_target): Add new field to struct cxx:
2614         import_export_class.
2615         * target-def.h (TARGET_CXX): Initialise the new field.
2616         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2617         the new field.
2618         * doc/tm.texi: Document the new target hook.
2619
2620 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2621
2622         * builtins.c (fold_builtin_classify): Fix typo.
2623
2624 2004-07-01  Richard Henderson  <rth@redhat.com>
2625
2626         * function.c (identify_blocks, identify_blocks_1): Remove.
2627         * function.h (identify_blocks): Remove.
2628         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2629
2630 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2631
2632         * builtins.c (fold_builtin_classify): New.
2633         (fold_builtin_unordered_cmp): Fix commentary.
2634         (fold_builtin): Use it.
2635         * builtins.def: Define builtins for isnan,
2636         isnanf, isnanl, finite, finitef, finitel,
2637         isinf, isinff, isinfl.
2638
2639 2004-07-01  Richard Henderson  <rth@redhat.com>
2640
2641         * function.h (struct function): Remove dont_emit_block_notes.
2642         * gimple-low.c (lower_function_body): Don't set it.
2643         * cfgexpand.c (expand_block): Don't check it.
2644         * cfglayout.c (insn_locators_initialize): Likewise.
2645         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2646         * passes.c (rest_of_compilation): Likewise.
2647         * stmt.c (expand_start_bindings_and_block): Likewise.
2648         (expand_end_bindings): Likewise.
2649
2650 2004-07-01  Richard Henderson  <rth@redhat.com>
2651
2652         * cgraph.h (cgraph_build_static_cdtor): Declare.
2653         * cgraphunit.c (cgraph_build_static_cdtor): New.
2654         * c-objc-common.c (build_cdtor): Use it.
2655         * coverage.c (create_coverage): Likewise.
2656         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2657         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2658
2659 See ChangeLog.11 for earlier changes.