gcc/ChangeLog

   1 2004-07-09  Jan Beulich  <jbeulich@novell.com>
   2
   3         * config/i386/mm3dnow.h: New.
   4         * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
   5
   6 2004-07-09  Richard Henderson  <rth@redhat.com>
   7
   8         * simplify-rtx.c (simplify_const_relational_operation): Only
   9         look at bounds of scalar integers.
  10
  11 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  12
  13         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
  14
  15 2004-07-09  Andrew Pinski  <apinski@apple.com>
  16
  17         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
  18         always referenced.
  19         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
  20         UOBJC_METACLASS_decl.
  21
  22 2004-07-09  James E Wilson  <wilson@specifixinc.com>
  23
  24         PR target/16364
  25         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
  26         do return a parallel if hfa_mode == XFmode and mode == TImode.
  27
  28 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  29
  30         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
  31         permissible for unary plus.
  32
  33 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  34
  35         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
  36         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
  37         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
  38         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
  39         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
  40         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
  41         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
  42         (BUILTIN_xxxIMAX): New.
  43         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
  44         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
  45         BUILT_IN_PARITYIMAX.
  46
  47 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
  48
  49         * config/sparc/sparc.h (processor_costs): Define.
  50         (sparc_costs): Declare.
  51         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
  52         hypersparc_costs, sparclet_costs, ultrasparc_costs,
  53         ultrasparc3_costs): New.
  54         (sparc_override_options): Set sparc_costs as appropriate.
  55         (sparc_rtx_costs): Use sparc_costs instead of messy
  56         conditionals.
  57
  58 2004-07-09  Steven Bosscher  <stevenb@suse.de>
  59
  60         * doc/md.texi (Processor pipeline description): Mention that
  61         the old pipeline description is deprecated.
  62
  63         * config/rs6000/7450.md (automaton ppc7450): Split up, move
  64         mciu_7450 function unit to...
  65         (automaton ppc7450mciu): ...new automaton.
  66
  67         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
  68         (schedule_block): Don't consider inserting bubbles.
  69         (sched_init): Don't initialize DFA bubbles.
  70         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
  71         TARGET_SCHED_DFA_BUBBLE): Remove.
  72         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
  73         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
  74         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
  75
  76         * stmt.c (conditional_context): Remove prototype.
  77         * tree.h (conditional_context): Remove.
  78         * tree-cfg.c (pre_insert_on_edge): Remove.
  79
  80         * c-common.h (c_expand_asm_operands): Remove prototype.
  81         * c-typeck.c (c_expand_asm_operands): Remove.
  82
  83 2004-07-09  Jan Beulich  <jbeulich@novell.com>
  84
  85         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
  86         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
  87         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
  88         and V8QI are class SSE. All sufficiently small remaining vector modes
  89         must be passed in one or two integer registers.
  90         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
  91         returned in memory.
  92         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
  93         __builtin_ia32_pmuludq128 have non-uniform argument and return types
  94         and must thus be handled explicitly.
  95         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
  96         MMX and XMM regs.
  97         (movv8qi_internal, movv4hi_internal, movv2si_internal,
  98         movv2sf_internal): Permit moving between MMX and XMM registers (since
  99         MMX areguments and return values are passed in XMM registers).
 100         (sse2_umulsidi3): Correct type and mode.
 101
 102 2004-07-09  Richard Henderson  <rth@redhat.com>
 103
 104         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
 105
 106 2004-07-09  Eric Christopher  <echristo@redhat.com>
 107
 108         * config/rs6000/40x.md: Split into two automatons.
 109
 110 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
 111             Andrew Pinski  <apinski@apple.com>
 112
 113         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
 114         on when we have more than one input file.
 115         (c_common_parse_file): Restore loop over all input files.
 116         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
 117
 118         * c-decl.c (set_type_context): New function.
 119         (pop_scope): Use it to set context of types.  When we
 120         encounter a TYPE_DECL, set the context of the attached type too.
 121         (pop_file_scope): Don't call cpp_undef_all here.
 122         (diagnose_mismatched_decls): Do not complain about a second
 123         definition of an 'extern inline' function if it's not in the
 124         same translation unit.  Do not complain about inline
 125         declaration after use if the use was in a different
 126         translation unit.
 127         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
 128         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
 129         the external scope.
 130         (pushdecl_top_level): Likewise.
 131         (grokdeclarator): Clarify what is going on with setting
 132         DECL_EXTERNAL on function types, a little.
 133         (c_write_global_declarations): Don't do anything if
 134         -fsyntax-only or errors have been encountered.
 135
 136 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
 137
 138         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
 139
 140 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 141
 142         PR target/16459
 143         * pa.c (output_indirect_call): Use %r2 as the link register when
 144         calling $$dyncall with a pc-relative branch.
 145
 146 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
 147
 148         * doc/install.texi (Binaries): Mention OpenPKG.
 149
 150 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
 151
 152         Fix PR tree-optimization/15555
 153         * tree-dfa.c (dump_variable): If the variable is a pointer
 154         SSA_NAME, also dump its points-to information.
 155         * tree-flow.h (struct ptr_info_def): Add field
 156         is_dereferenced.
 157         (dump_points_to_info_for): Declare.
 158         (debug_points_to_info_for): Declare.
 159         * tree-optimize.c (init_tree_optimization_passes): Add a
 160         second alias analysis pass after DOM2.
 161         Move pass_del_pta to a later spot.
 162         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
 163         create a name tags when we find a dereferenced pointer.  Just
 164         mark the pointer dereferenced.
 165         (collect_points_to_info_for): Move code to clear points-to
 166         information to create_name_tags.
 167         (create_name_tags): New function.
 168         (compute_flow_sensitive_aliasing): Call it.
 169         (setup_pointers_and_addressables): Mark type tags for renaming
 170         here instead of ...
 171         (create_memory_tag): ... here.
 172         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
 173         (dump_points_to_info_for): Declare extern.
 174         (debug_points_to_info_for): New function.
 175
 176 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
 177
 178         * config/arc/arc.md: Switch to DFA-based scheduler description.
 179         * config/arc/arc.c: Switch to DFA-based scheduler description.
 180
 181 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 182
 183         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
 184         pointer.
 185
 186 2004-07-09  Richard Henderson  <rth@redhat.com>
 187
 188         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
 189         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 190         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
 191         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
 192
 193         * config/v850/v850-protos.h (v850_va_arg): Remove.
 194         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 195         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
 196         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
 197         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
 198         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
 199
 200 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 201
 202         PR target/12133
 203         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
 204         and DImode to use +/-4k offset.
 205
 206 2004-07-09  Richard Henderson  <rth@redhat.com>
 207
 208         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
 209         Remove.
 210         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 211         (xstormy16_gimplify_va_arg_expr): Rewrite from
 212         xstormy16_expand_builtin_va_arg.
 213         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
 214
 215         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
 216         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
 217
 218         * config/sh/sh-protos.h (sh_va_arg): Remove.
 219         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 220         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
 221         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
 222
 223         * config/pa/pa-protos.h (hppa_va_arg): Remove.
 224         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 225         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
 226         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
 227
 228         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
 229         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 230         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
 231         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
 232
 233 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 234
 235         * config/sparc/sparc.md (return): Rewrite length formula.
 236         * config/sparc/sparc.c (output_return): Pass 1 as 5th
 237         argument to final_scan_insn when in a delay slot.
 238         (output_sibcall): Likewise.
 239
 240 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
 241
 242         * arm.c (arm_cpp_interwork): New variable.
 243         (arm_override_options): Set it if TARGET_INTERWORK was on the command
 244         line.
 245         * arm.h (arm_cpp_interwork): Declare it.
 246         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
 247         __THUMB_INTERWORK__ in the preprocessor.
 248
 249 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
 250
 251         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
 252
 253 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 254
 255         PR target/16416
 256         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
 257         Override default settings to account for -m32 and -m64.
 258
 259 2004-07-08  Randolph Chung  <tausq@debian.org>
 260
 261         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
 262
 263 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
 264
 265         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
 266         before comparing it as such.
 267
 268 2004-07-08  Richard Henderson  <rth@redhat.com>
 269
 270         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
 271         temporary.  Use bit arithmetic to align.
 272
 273 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
 274
 275         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
 276         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
 277         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
 278         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
 279         add_labels_and_missing_jumps, find_jump_block,
 280         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
 281         Likewise.
 282         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
 283         link_btr_uses, move_btr_def): Likewise.
 284         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
 285         expand_builtin_expect_jump): Likewise.
 286         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
 287         * calls.c (expand_call, emit_library_call_value_1): Likewise.
 288         * cfganal.c (forwarder_block_p): Likewise.
 289         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
 290         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
 291         find_bb_boundaries): Likewise.
 292         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
 293         merge_blocks_move_predecessor_nojumps,
 294         merge_blocks_move_successor_nojumps, insns_match_p,
 295         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
 296         try_optimize_cfg): Likewise.
 297         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
 298         * cfglayout.c (skip_insns_after_block, label_for_bb,
 299         record_effective_endpoints, insn_locators_initialize,
 300         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
 301         * cfgmainloop.c (create_loop_notes): Likewise.
 302         * cfgrtl.c (delete_insn, delete_insn_chain,
 303         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
 304         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
 305         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
 306         redirect_branch_edge, force_nonfallthru_and_redirect,
 307         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
 308         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
 309         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
 310         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
 311         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
 312         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
 313         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
 314         * combine.c (combine_instructions, can_combine_p, try_combine,
 315         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
 316         distribute_notes, distribute_links, insn_cuid): Likewise.
 317         * cse.c (fold_rtx, cse_insn, cse_around_loop,
 318         invalidate_skipped_block, cse_set_around_loop,
 319         cse_end_of_basic_block, cse_main, cse_basic_block,
 320         cse_condition_code_reg): Likewise.
 321         * cselib.c (cselib_process_insn): Likewise.
 322         * ddg.c (create_ddg): Likewise.
 323         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
 324         Likewise.
 325         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
 326         gen_label_die, dwarf2out_var_location): Likewise.
 327         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
 328         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
 329         last_call_insn, active_insn_p, next_label, prev_label,
 330         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
 331         add_insn_before, remove_insn, add_function_usage_to,
 332         reorder_insns, find_line_note, remove_unnecessary_notes,
 333         emit_insn_after_1, classify_insn): Likewise.
 334         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
 335         connect_post_landing_pads, sjlj_mark_call_sites,
 336         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
 337         can_throw_internal, can_throw_external, set_nothrow_function_flags,
 338         convert_to_eh_region_ranges): Likewise.
 339         * explow.c (optimize_save_area_alloca): Likewise.
 340         * expr.c (expand_expr_real): Likewise.
 341         * final.c (insn_current_reference_address, compute_alignments,
 342         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
 343         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
 344         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
 345         propagate_block_delete_insn, propagate_one_insn,
 346         init_propagate_block_info, propagate_block, libcall_dead_p,
 347         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
 348         Likewise.
 349         * function.c (instantiate_virtual_regs, reorder_blocks_1,
 350         expand_function_start, expand_function_end, contains,
 351         thread_prologue_and_epilogue_insns,
 352         reposition_prologue_and_epilogue_notes): Likewise.
 353         * gcse.c (constprop_register, bypass_conditional_jumps,
 354         insert_insn_end_bb, gcse_after_reload): Likewise.
 355         * genemit.c (gen_expand, gen_split): Likewise.
 356         * genpeep.c (gen_peephole, main): Likewise.
 357         * global.c (build_insn_chain): Likewise.
 358         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
 359         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
 360         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
 361         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
 362         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
 363         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
 364         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
 365         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
 366         dead_or_predicable): Likewise.
 367         * integrate.c (try_constants): Likewise.
 368         * jump.c (rebuild_jump_labels, cleanup_barriers,
 369         purge_line_number_notes, init_label_info, mark_all_labels,
 370         squeeze_notes, get_label_before, get_label_after,
 371         reversed_comparison_code_parts, simplejump_p, pc_set,
 372         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
 373         delete_barrier, delete_prior_computation, delete_computation,
 374         delete_related_insns, delete_for_peephole, redirect_jump):
 375         Likewise.
 376         * lcm.c (optimize_mode_switching): Likewise.
 377         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
 378         Likewise.
 379         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
 380         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
 381         * loop-iv.c (simplify_using_assignment): Likewise.
 382         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
 383         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
 384         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
 385         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
 386         check_insn_for_givs, check_final_value, update_giv_derive,
 387         basic_induction_var, product_cheap_p, check_dbra_loop,
 388         loop_insn_first_p, last_use_this_basic_block,
 389         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
 390         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
 391         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
 392         sms_schedule_by_order): Likewise.
 393         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
 394         * postreload.c (reload_cse_simplify_operands, reload_combine,
 395         reload_cse_move2add): Likewise.
 396         * predict.c (can_predict_insn_p, estimate_probability,
 397         expected_value_to_br_prob, process_note_predictions): Likewise.
 398         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
 399         * profile.c (branch_prob): Likewise.
 400         * ra-build.c (live_out_1, livethrough_conflicts_bb,
 401         detect_webs_set_in_cond_jump): Likewise.
 402         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
 403         ra_print_rtl_with_bb): Likewise.
 404         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
 405         * recog.c (next_insn_tests_no_inequality, find_single_use,
 406         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
 407         * reg-stack.c (next_flags_user, record_label_references,
 408         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
 409         compensate_edge, convert_regs_1): Likewise.
 410         * regclass.c (scan_one_insn): Likewise.
 411         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
 412         regmove_optimize, fixup_match_1, single_set_for_csa,
 413         combine_stack_adjustments_for_block): Likewise.
 414         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
 415         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
 416         find_equiv_reg): Likewise.
 417         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
 418         reload_as_needed, emit_input_reload_insns, do_output_reload,
 419         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
 420         Likewise.
 421         * reorg.c (find_end_label, emit_delay_sequence,
 422         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
 423         get_jump_flags, rare_destination, mostly_true_jump,
 424         try_merge_delay_insns, redundant_insn, own_thread_p,
 425         fill_simple_delay_slots, fill_slots_from_thread,
 426         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
 427         dbr_schedule): Likewise.
 428         * resource.c (find_basic_block, next_insn_no_annul,
 429         find_dead_or_set_registers, mark_target_live_regs): Likewise.
 430         * rtl.h (RTX_PREV): Likewise.
 431         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
 432         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
 433         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
 434         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
 435         tablejump_p, computed_jump_p, insns_safe_to_move_p,
 436         find_first_parameter_load, can_hoist_insn_p): Likewise.
 437         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
 438         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
 439         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
 440         schedule_ebbs): Likewise.
 441         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
 442         is_conditionally_protected, can_schedule_ready_p,
 443         add_branch_dependences, debug_dependencies): Likewise.
 444         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
 445         Likewise.
 446         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
 447         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
 448         set_dominates_use, ujump_to_loop_cont): Likewise.
 449         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
 450         * varasm.c (output_constant_pool_1): Likewise.
 451
 452 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 453
 454         * tree-scalar-evolution.c: New file.
 455         * tree-scalar-evolution.h: New file.
 456         * tree-ssa-loop-niter.c: New file.
 457         * Makefile.in (SCEV_H): New.
 458         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
 459         * cfgloop.h (struct loop): Add bounds field.
 460         * tree-flow.h (struct tree_niter_desc): New type.
 461         (number_of_iterations_cond, number_of_iterations_exit,
 462         loop_niter_by_eval, find_loop_niter_by_eval,
 463         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
 464         free_numbers_of_iterations_estimates): Declare.
 465         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
 466         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
 467         * doc/invoke.texi (max-iterations-to-track): Document.
 468
 469 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
 470
 471         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
 472         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
 473         (MODE_AFTER): Add cast appropriately.
 474         * config/sh/sh.md (movdi splitter): Likewise.
 475         (casesi_worker_2): Add const qualifier appropriately.
 476         (eh_return): Remove unused variable.
 477         (insv): Initialize v;
 478
 479 2004-07-08  Richard Henderson  <rth@redhat.com>
 480
 481         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
 482         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 483         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
 484         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
 485         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
 486
 487         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
 488         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 489         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
 490         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
 491
 492         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
 493         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 494         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
 495         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
 496
 497         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
 498         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 499         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
 500         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
 501
 502         * config/i860/i860-protos.h (i860_va_arg): Remove.
 503         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 504         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
 505         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
 506
 507 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
 508
 509         * system.h: Prototype getpagesize if missing.
 510         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
 511         * configure: Regenerate.
 512         * config.in: Regenerate.
 513
 514 2004-07-08  Richard Henderson  <rth@redhat.com>
 515
 516         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
 517         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 518         (fr30_gimplify_va_arg_expr): New.
 519         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
 520         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
 521
 522 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
 523
 524         PR target/16414
 525         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
 526         of asm_noperands result.
 527
 528 2004-07-08  Richard Henderson  <rth@redhat.com>
 529
 530         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
 531         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 532         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
 533         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
 534
 535 2004-07-08  Richard Henderson  <rth@redhat.com>
 536
 537         * builtins.c (ind_gimplify_va_arg_expr): New.
 538         * tree.h (ind_gimplify_va_arg_expr): Declare.
 539         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
 540
 541 2004-07-08  Jan Beulich  <jbeulich@novell.com>
 542
 543         * expmed.c (extract_bit_field): Correct condition to use vec_extract
 544         patterns also on vector elements other than the first one.
 545         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
 546         break statements.
 547
 548 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
 549
 550         * config/rs6000/darwin-ldouble.c: Correct reference
 551         to the Linnainmaa paper.
 552
 553 2004-07-08  Richard Henderson  <rth@redhat.com>
 554
 555         * config/arc/arc-protos.h (arc_va_arg): Remove.
 556         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 557         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
 558         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
 559
 560         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
 561         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
 562         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
 563         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
 564
 565 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 566
 567         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
 568
 569 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
 570
 571         * c-decl.c (static_ctors, static_dtors): Make static.
 572         (pop_file_scope): Call c_common_write_pch and
 573         cgraph_finalize_compilation_unit here.
 574         (build_cdtor): Moved here from c-objc-common.c; simplify.
 575         (c_write_global_declarations_1): Clarify comment.
 576         (c_write_global_declarations): Close the external scope before
 577         doing anything else.  Call build_cdtor, cgraph_optimize, and
 578         mudflap_finish_file here.
 579         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
 580         Clarify comment.
 581         * c-objc-common.c: No need to include cgraph.h.
 582         (build_cdtor): Moved to c-decl.c.
 583         (c_objc_common_finish_file): Delete.
 584         * c-tree.h: Update to match.
 585         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
 586         (generate_static_references): Set TREE_USED before calling finish_decl.
 587         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
 588         on the static_instances_decl.
 589
 590 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
 591
 592         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
 593         decls when there is only one input translation unit.
 594         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
 595         change of 2004-07-05; do not treat declarations with
 596         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
 597         * opts.c (cur_in_fname): Delete.
 598         * opts.h: Likewise.
 599         * tree.c: Revert changes of 2004-07-05; no special treatment
 600         for TRANSLATION_UNIT_DECLs.
 601         * Makefile.in (tree.o): Update dependencies.
 602
 603 2004-07-08  Roger Sayle  <roger@eyesopen.com>
 604
 605         * builtins.c (fold_builtin_strcpy): Merge functionality from
 606         simplify_builtin_strcpy.  Add additional len argument.  No longer
 607         static.  Remove function prototype.
 608         (fold_builtin_strncpy): Likewise integrate functionality from
 609         simplify_builtin_strncpy.  Add additional slen argument.  No
 610         longer static.  Remove function prototype.
 611         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
 612         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
 613         types of "ignore" and "unlocked" parameters to bool.
 614         (fold_builtin_1):  Add additional ignore argument.  Call renamed
 615         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
 616         builtins.  Update arguments to fold_builtin_strncpy and
 617         fold_builtin_strcpy.  Add function prototype.
 618         (fold_builtin): Add additional Boolean ignore argument to pass
 619         to fold_builtin_1.
 620         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
 621         and fold_builtin_strncpy instead of simplify_builtin_fputs,
 622         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
 623
 624         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
 625         simplify_builtin_strncpy): Delete function prototypes.
 626         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
 627         fold_builtin_strncpy): Add function prototypes here.
 628         (fold_builtin): Update function prototype with new "bool ignore".
 629
 630         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
 631         (ccp_fold_builtin):  Update call to fold_builtin.  Call
 632         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
 633         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
 634         simplify_builtin_strncpy respectively.
 635         * fold-const.c (fold): Update call to fold_builtin.
 636
 637 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
 638
 639         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
 640         to strcpy.
 641
 642         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
 643         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
 644         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
 645         * calls.c: Remove ifdefs of macros above.
 646         * functions.c: Likewise.
 647         * expr.c: Likewise.
 648
 649 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 650
 651         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
 652         (arch attribute): Delete.
 653         (current_function_calls_alloca attribute): Rename into calls_alloca.
 654         (calls_eh_return): New attribute.
 655         (leaf_function): Likewise.
 656         (length attribute): Fix formula for sibcalls.
 657         (return insn): Correctly compute the 'length' attribute.
 658         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
 659
 660 2004-07-08  Richard Henderson  <rth@redhat.com>
 661
 662         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
 663         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
 664         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
 665         * tree-eh.c (lower_eh_constructs_1): Likewise.
 666         * tree-sra.c (sra_walk_modify_expr): Likewise.
 667         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
 668         (eliminate_unnecessary_stmts): Likewise.
 669         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
 670         * tree-tailcall.c (optimize_tail_call): Likewise.
 671         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
 672
 673 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 674             Jakub Jelinek  <jakub@redhat.com>
 675
 676         * config/i386/i386.c (override_options): Enable
 677         SSE prefetches with -mtune, as long as we are
 678         compiling for i686 or higher.  All i686 processors
 679         accept SSE prefetches as NOPS, some i586's don't.
 680
 681 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 682
 683         PR target/10567
 684         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
 685
 686 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
 687
 688         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
 689         the handling of clobbering ASM_EXPRs.
 690
 691 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 692
 693         PR target/16430
 694         * config/sparc/sparc.c (function_value): In 64-bit mode,
 695         return the aggregates larger than 16 bytes like unions.
 696
 697 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 698
 699         PR target/16199
 700         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
 701         'temp' is zero, generate new pseudos as needed and emit the
 702         sequence of insns in single-assignment form.  Resync comments
 703         with code.
 704         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
 705         function before reload.
 706
 707 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
 708
 709         * vec.c (vec_assert_fail): Remove duplicate 'function'.
 710
 711         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
 712
 713         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
 714         Allocation is signed.
 715         (VEC_reserve): Return flag, allocation is signed.
 716
 717 2004-07-08  Richard Henderson  <rth@redhat.com>
 718
 719         * tree-ssa-ccp.c (fold_stmt): Get type directly from
 720         OBJ_TYPE_REF_OBJECT.
 721
 722 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
 723             Neil Booth  <neil@daikokuya.co.uk>
 724
 725         PR c/2511
 726         PR c/3325
 727         * c-decl.c (finish_struct): Ensure bit-fields are given the
 728         correct type.
 729         * c-common.c (c_common_signed_or_unsigned_type): For C, require
 730         the precision to match as well as the mode.
 731         * expr.c (reduce_to_bit_field_precision): New function.
 732         (expand_expr_real_1): Reduce expressions of bit-field type to
 733         proper precision.
 734         * langhooks.h (reduce_bit_field_operations): New hook.
 735         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
 736         Define.
 737         * c-lang.c, objc/objc-lang.c
 738         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
 739         * objc/objc-act.c (check_ivars): Convert types to bit-field types
 740         before checking.
 741         * tree.c (build_nonstandard_integer_type): New function.
 742         * tree.h (build_nonstandard_integer_type): New prototype.
 743         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
 744         conversions between integer and boolean types as useless.
 745
 746 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 747
 748         * c-common.c (c_common_nodes_and_builtins): Do not
 749         create __builtin_ptrdiff_t and __builtin_size_t.
 750
 751 2004-07-08  Andrew Pinski  <apinski@apple.com>
 752
 753         * Makefile.in (libbackend.o): Add -combine to the gcc
 754         command line.
 755
 756 2004-07-08  Nick Clifton  <nickc@redhat.com>
 757
 758         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
 759         Set to -Os.
 760
 761 2004-07-08  Richard Henderson  <rth@redhat.com>
 762
 763         * except.c (expand_eh_region_start, expand_eh_region_end,
 764         expand_eh_handler, expand_eh_region_end_cleanup,
 765         expand_start_all_catch, expand_start_catch, expand_end_catch,
 766         expand_end_all_catch, expand_eh_region_end_allowed,
 767         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
 768         expand_eh_region_end_fixup): Remove.
 769         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
 770         cleanups, outer_cleanups, label_chain, exception_region.
 771         (struct goto_fixup): Remove stack_level, cleanup_list_list.
 772         (struct label_chain): Remove.
 773         (struct stmt_status): Remove x_stack_block_stack.
 774         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
 775         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
 776         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
 777         end_cleanup_deferral, last_cleanup_this_contour,
 778         containing_blocks_have_cleanups_or_stack_level,
 779         any_pending_cleanups): Remove.
 780         (expand_null_return_1): Take no arguments.
 781         (expand_label, expand_naked_return, expand_return,
 782         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
 783         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
 784         expand_end_case_type): Don't use any of them.
 785         * calls.c (expand_call): Likewise.
 786         * dojump.c (do_jump): Likewise.
 787         * function.c (expand_function_end): Likewise.
 788         * expr.c (store_expr, expand_expr_real_1): Likewise.
 789         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
 790         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
 791         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
 792         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
 793         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
 794         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
 795         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
 796         for WITH_CLEANUP_EXPR.
 797         (gimple_push_cleanup): Likewise.
 798         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
 799         * print-tree.c (print_node): Likewise.
 800         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
 801         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
 802         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
 803         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
 804         (GOTO_SUBROUTINE_EXPR): Remove.
 805         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
 806         (DECL_TOO_LATE): Remove.
 807         * except.h, tree.h: Update decls.
 808
 809 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
 810
 811         * explow.c (optimize_save_area_alloca): Do not accept parameters.
 812         * passes.c (rest_of_handle_final): Handle symout.
 813         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
 814         Push timevar here.
 815         (rest_of_handle_sched): Break out SMS.  Remove ifs for
 816         flag_schedule_insns and flag_modulo_sched.
 817         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
 818         collect at the end.
 819         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
 820         (rest_of_handle_partition_blocks, rest_of_handle_sms,
 821         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
 822         rest_of_handle_mode_switching, rest_of_handle_jump,
 823         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
 824         rest_of_handle_jump2, rest_of_handle_postreload,
 825         rest_of_handle_flow2, rest_of_clean_state,
 826         rest_of_handle_shorten_branches,
 827         rest_of_handle_prologue_epilogue,
 828         rest_of_handle_branch_target_load_optimize): New.
 829         (rest_of_compilation): Call the above.  Remove ggc_collect
 830         calls moved to rest_of_handle_*.
 831         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
 832
 833         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
 834         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
 835         * except.h (set_nothrow_function_flags): Update comment.
 836         * function.c (current_function_nothrow): Remove.
 837         * output.h (current_function_nothrow): Remove.
 838         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
 839         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
 840
 841 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
 842
 843         PR bootstrap/16326
 844         * reorg.c: Revert 2004-06-30 change.
 845         (find_end_label): If HAVE_epilogue and !HAVE_return,
 846         return 0 instead of creating a label at the end of the insn chain.
 847         (optimize_skip): Account for the failure mode of find_end_label.
 848         (fill_simple_delay_slots): Likewise.
 849         (fill_slots_from_thread): Likewise.
 850         (relax_delay_slots): Likewise.
 851
 852 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
 853
 854         * tree-flow.h (addressable_vars): Declare.
 855         * tree-ssa-alias.c (addressable_vars): Define.
 856         (setup_pointers_and_addressables): Add addressable variables
 857         to addressable_vars.
 858         * tree-ssa-operands.c (get_stmt_operands): Move
 859         handling of ASM_EXPRs ...
 860         (get_asm_expr_operands): ... here.
 861         When the ASM_EXPR clobbers memory, also clobber addressable
 862         variables.
 863         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
 864         (delete_tree_ssa): Reset addressable_vars.
 865
 866 2004-07-07  Jan Beulich  <jbeulich@novell.com>
 867             Richard Henderson  <rth@redhat.com>
 868
 869         * varasm.c (assemble_variable): Use assemble_zeros for
 870         zero-initialized variables.
 871         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
 872         for SECCAT_BSS and SECCAT_TBSS.
 873
 874 2004-07-07  Jan Beulich  <jbeulich@novell.com>
 875
 876         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
 877
 878         * expmed.c (emit_store_flag): Also special-case double-word
 879         (in-)equality comparison against -1.
 880
 881         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
 882         passing arguments the containers for which are registers.
 883
 884         * calls.c (emit_library_call_value_1): Use mode of function parameter
 885         rather than that of argument since constants have none.
 886
 887 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
 888
 889         Introduce H8SX support.
 890         * expr.c (expand_strcpy): Renamed and moved to...
 891         * builtins.c (expand_movstr): ... here.  Tweak.
 892         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
 893         computed or has side effects.
 894         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
 895         unused, or if mempcpy fails.  Adjust the return value in the
 896         latter case.  Use movstr if everything else fails.
 897         * doc/md.texi (movstr): Document.
 898         (movmemM, clrmemM): Fix explanation of memory block operands.
 899         * config/h8300/h8300.md (stpcpy): Renamed to...
 900         (movstr): ... this.  Adjust.
 901         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
 902         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
 903         movmem* and clrstr* to clrmem*.
 904         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
 905         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
 906         GENERAL_REGS, always.
 907         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
 908         getting the stack pointer as addr.
 909         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
 910         from general_operand_dst.
 911         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
 912         variant of...
 913         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
 914         instead of requiring it to match only before reload.
 915         (stpcpy_internal_normal): New, normal-mode variant of...
 916         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
 917         `D' instead of requiring it to match only before reload.
 918         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
 919         mode argument.
 920         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
 921         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
 922         h8300_get_index.
 923         * config/h8300/h8300.md (attr type): Add call.
 924         (attr can_delay): If type is call, set it no.
 925         (call, call_value): Set type to call.
 926         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
 927         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
 928         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
 929         * tree.c (get_narrower): Don't narrow integral types into
 930         non-integral types.
 931         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
 932         frame_size *before* the first use.
 933         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
 934         on input.
 935         (peephole2): Don't widen instructions that push SP.  Move
 936         decrement of SP to the end of all stm-generating peepholes.
 937         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
 938         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
 939         and OR to set it to all ones.
 940         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
 941         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
 942         (call, call_value): Set can_delay to "no".
 943         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
 944         * config/h8300/h8300.md (extzv): Make subreg check more robust.
 945         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 946         * config/h8300/h8300.md (*brabit): Remove.
 947         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
 948         zero_extract.  Use bit_memory_operand as the predicate for
 949         operand 1 and 'WU' as the constraint.  Check the difference
 950         between the base length and the final one when deciding which
 951         type of branch to use.
 952         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 953         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
 954         Use convert_move to extend the result for TARGET_H8300SX.  Check
 955         for QImode memory references.  Optimize the case where the
 956         destination is a paradoxical subreg.
 957         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 958         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
 959         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
 960         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
 961         * config/h8300/h8300.md: Include mova.md
 962         (length_table): Add mova and mova_zero.
 963         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
 964         after all constant addresses for '%R', '%X', '%T' and '%S'.
 965         (h8300_mova_length): New function.
 966         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
 967         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
 968         dependencies for s-config, etc.
 969         * config/h8300/gemova.sh: New file.
 970         * config/h8300/mova.md: Generated.
 971         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
 972         * config/h8300/h8300.c (h8300_bitfield_length): New.
 973         (nibble_operand): Adjust.
 974         (h8300_binary_length): Handle conditional binary op.
 975         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
 976         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
 977         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
 978         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
 979         constraints.  WU is introduced as a variant of U that requires a
 980         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
 981         * config/h8300/h8300.md (attr type): Added bitbranch.
 982         (attr length_table): Added bitfield and bitbranch.
 983         (attr length): Compute bitbranch length.
 984         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
 985         least-significant bit of a byte.
 986         (brabit, brabc, brabs): New.
 987         (insv, extzv): Emit bfst and bfld on H8300SX.
 988         (bfld, bfst, seq, sne): New.
 989         (bstzhireg, cmpstz, bstz, bistz): New.
 990         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
 991         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
 992         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
 993         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
 994         (h8sx_unary_memory_operator): New function.
 995         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
 996         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
 997         * config/h8300/h8300.md: Add peepholes to combine reloads and
 998         arithmetic insns.
 999         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
1000         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1001         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1002         (and?i, ior?i, xor?i): Likewise.
1003         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
1004         * config/h8300/h8300.c: Move enums and prototypes to head of file.
1005         Various whitespace fixes.
1006         (h8300_constant_length): New function, split out from...
1007         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
1008         (h8300_classify_operand): Use IN_RANGE.
1009         (h8300_classify_operand): Use h8300_constant_length.
1010         (h8300_short_move_mem_p): Tighten size check.
1011         (h8sx_mergeable_memrefs_p): Tighten equality check.
1012         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
1013         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1014         for -msx.
1015         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1016         * config/h8300/crtn.asm: Likewise.
1017         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
1018         if __H8300SX__ is defined.
1019         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
1020         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1021         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1022         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1023         addresses as mode-dependent.
1024         * config/h8300/h8300.c (print_operand_address): Update call to
1025         h8300_get_index.
1026         (h8300_get_index): Take a mode argument.  Rework to fix an
1027         earlier misunderstanding.
1028         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
1029         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1030         into a register if TARGET_H8300SX.
1031         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1032         TARGET_H8300SX.  Also disable related define_splits.
1033         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1034         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
1035         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1036         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1037         * config/h8300/h8300.h (OK_FOR_Z): New macro.
1038         (EXTRA_CONSTRAINT_STR): Check it.
1039         * config/h8300/h8300.c (h8300_classify_operand): Accept null
1040         class arguments.
1041         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1042         * config/h8300/h8300.md (length_table): Add mov_imm4.
1043         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1044         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1045         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1046         be a label.
1047         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1048         * config/h8300/h8300.c (h8300_reorg): New function.
1049         (TARGET_MACHINE_DEPENDENT_REORG): Define.
1050         * config/h8300/h8300.md (length): Subtract the length of the
1051         delay slot from (pc) when checking the range of forward branches.
1052         (delay_slot, can_delay): New attributes.
1053         (define_delay): Add bra/s handling.
1054         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1055         (jump): Add delayed-branch handling.
1056         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
1057         * expr.c (expand_strcpy): New function.
1058         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1059         (expand_builtin_stpcpy): Likewise.
1060         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1061         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1062         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1063         handling to improve register allocation for -fno-omit-frame-pointer.
1064         (h8sx_split_movmd): Delete, moving er6 handling into...
1065         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1066         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1067         (movmd): Add calls to copy_rtx.
1068         (movmd_internal): In the second alternative, allow the initial and
1069         final destination registers to be different .  Update the splitter
1070         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1071         instead of h8sx_split_movmd.
1072         (stpcpy, movsd): New expanders.
1073         (movsd_internal): New define_insn.
1074         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
1075         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1076         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1077         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1078         and DESTINATION_REGS.
1079         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1080         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1081         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1082         (h8300_move_ratio): Declare.
1083         (MOVE_RATIO): Use it.
1084         * config/h8300/h8300.c (h8300_move_ratio): New variable.
1085         (h8300_init_once): Initialize it.
1086         (h8300_reg_class_from_letter): New function.
1087         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1088         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1089         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1090         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1091         (movstrsi, movmd): New expanders.
1092         (movmd_internal): New insn.
1093         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
1094         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1095         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
1096         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1097         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1098         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1099         * config/h8300/h8300.c (nibble_operand): Fix warning.
1100         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1101         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1102         (movsf_h8300h): Disable for TARGET_H8300SX.
1103         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1104         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1105         h8300_stm_parallel and h8300_return_parallel.
1106         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1107         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1108         h8300_stm_parallel, h8300_return_parallel): New functions.
1109         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1110         if TARGET_H8300SX.  Use h8300_push_pop.
1111         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
1112         and final pop when generating h8sx code.  Always emit some form
1113         of return insn.
1114         * config/h8300/h8300.md: Don't enforce register alignment in
1115         stm peepholes if TARGET_H8300SX.
1116         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1117         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1118         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1119         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1120         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1121         (MULTILIB_DIRNAMES): Add a directory for it.
1122         (MULTILIB_MATCHES): Delete.
1123         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1124         * final.c (walk_alter_subreg): Handle addresses with subregs
1125         inside a ZERO_EXTEND or AND.
1126         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1127         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1128         if TARGET_H8300SX.
1129         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1130         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1131         @(dd,Rn.w) and @(dd,ERn.L).
1132         (h8300_displacement_size): Take the whole address as argument.
1133         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1134         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1135         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1136         (h8sx_mergeable_memrefs_p): Declare.
1137         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1138         (HAVE_PRE_INCREMENT): Likewise.
1139         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1140         addresses for TARGET_H8300SX,
1141         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1142         and POST_DEC.
1143         (movb_length_table, movl_length_table): New tables.
1144         (movw_length_table): Define to movb_length_table.
1145         (h8300_displacement_size): New, split out from...
1146         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
1147         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1148         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1149         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1150         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1151         (compute_plussi_length, compute_plussi_cc): Update accordingly.
1152         (h8sx_unary_shift_operator): Get the mode from the operator.
1153         (binary_shift_operator): Likewise.
1154         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1155         a memory reference, check whether the reference is offsettable.
1156         (length_table): Add movb, movw and movl.
1157         (movqi): Add new h8sx pattern.  Don't force one operand to be a
1158         register when generating h8sx code.
1159         (movhi, movsi, movsf): Likewise.
1160         (movstrictqi): Use the length_table attribute.
1161         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
1162         (addqi3): Split into a define_expand and define_insn.  Don't accept
1163         memory operands in the expander.  Use h8300_operands_match_p to
1164         check for matching operands in the define_insn.
1165         (subqi3, negqi2, one_cmplqi2): Likewise.
1166         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
1167         in any patterns that are unused in h8sx code.  In the h8sx patterns,
1168         use h8300_operands_match_p to check whether operands match.
1169         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1170         one_cmpl[hs]i3): Likewise.
1171         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
1172         in the expander.
1173         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
1174         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1175         (h8300_insn_length_from_table): Add a second parameter.
1176         (output_h8sx_shift): Declare.
1177         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1178         (EXTRA_CONSTRAINT): Replace with...
1179         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
1180         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1181         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1182         and h8sx_binary_shift_operator.
1183         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1184         for TARGET_H8300SX.
1185         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1186         (bit_memory_operand, fix_bit_operand): Likewise.
1187         (h8300_length_table_for_insn): Remove.
1188         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1189         instructions.
1190         (h8300_short_immediate_length, h8300_binary_length): New functions.
1191         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
1192         (output_plussi): Use sub to add negative constants.
1193         (compute_plussi_length): Adjust accordingly.
1194         (h8sx_single_shift_type): New enum.
1195         (h8sx_single_shift, h8sx_unary_shift_operator,
1196         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1197         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1198         single h8sx instruction.  Return false in this case.
1199         * config/h8300/h8300.md (length_table): Add short_immediate.
1200         (length): Pass the operand array to h8300_insn_length_from_table.
1201         (adjust_length): Assume "no" for insns with a length_table attribute.
1202         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1203         (*addhi3_h8300hs): Don't use for h8sx.
1204         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1205         and sub.w #xx:3.
1206         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1207         1's predicate to nonimmediate_operand.  Only skip default expansion
1208         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
1209         for single h8sx shift instructions.
1210         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
1211         * config/h8300/h8300.c (nibble_operand): Split out of...
1212         (reg_or_nibble_operand): ... this.
1213         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1214         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1215         umulhisi3): Introduce expand, and introduce separate insns for
1216         sign- or zero-extended REG and already-extended CONST_INT.
1217         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
1218         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1219         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1220         (subhi3): Likewise.  Don't accept immediates for operand 1.
1221         Remove the early clobber from second alternative of the h8300s pattern.
1222         (subsi3): Generalize for h8sx.  Force operand 2 into a register
1223         on plain h8300 targets.
1224         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1225         (subsi3_h8300h): Generalize for h8sx.
1226         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1227         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
1228         * config/h8300/h8300.c (reg_or_nibble_operand): New.
1229         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1230         (TARGET_H8300SXMUL): New.
1231         (CONST_OK_FOR_P): New.
1232         (CONST_OK_FOR_LETTER_P): Adjust.
1233         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1234         umulhisi3): Accept 4-bit immediate on H8SX.
1235         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1236         (udivsi3, divhi3, udivsi3, divsi3): New.
1237         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
1238         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1239         * config/h8300/h8300.h (OK_FOR_Q): New macro.
1240         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1241         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1242         Add ADDRESSOF to the bit_operand entry.
1243         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1244         (h8300_src_operand): Likewise.
1245         (bit_operand): Check nonimmediate_operand rather than general_operand.
1246         Accept any nonimmediate_operand in h8sx code.
1247         (h8300_and_costs): Initialize operands[1].
1248         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1249         (h8300_operand_class): New enum.
1250         (h8300_length_table): New typedef.
1251         (addb_length_table, addw_length_table, addl_length_table,
1252         logicl_length_table): New tables.
1253         (logicb_length_table, logicw_length_table): New macros.
1254         (h8300_classify_operand, h8300_length_from_table,
1255         h8300_length_table_for_insn, h8300_unary_length,
1256         h8300_insn_length_from_table): New functions.
1257         (output_plussi): Only use adds and subs for register destinations.
1258         Disable redundant clause.
1259         (compute_plussi_cc): Likewise.
1260         (compute_plussi_length): Likewise.  Use h8300_length_from_table
1261         to work out the length of an insn.
1262         (output_logical_op): Only use narrower immediate instructions
1263         if the destination is a register.
1264         (compute_logical_op_cc): Likewise.
1265         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
1266         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1267         * config/h8300/h8300.md (length_table): New attribute.
1268         (length): When an instruction has a length_table attribute, use
1269         h8300_insn_length_from_table to calculate its default length.
1270         (cmpqi): Use h8300_dst_operand for the first operand and
1271         h8300_src_operand for the second.
1272         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1273         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1274         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1275         iorsi3, xorhi3, xorsi3): Likewise.
1276         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
1277         so that it allows any combination of operands for TARGET_H8300SX.
1278         (iorqi3, xorqi3): Likewise.
1279         (cmpqi): Use the length_table attribute.
1280         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1281         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1282         (cmpqi): Add 'Q' constraint.
1283         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1284         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1285         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
1286         * config/h8300/h8300.h (MASK_H8300SX): New macro.
1287         (TARGET_H8300S): True for both -ms and -msx.
1288         (TARGET_H8300SX): New macro.
1289         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1290         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1291         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1292         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1293         [Temporary change.]
1294         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
1295         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1296         16-bit pointers and 32-bit ints.
1297         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1298         CONST_DOUBLE with mode no wider than SImode.
1299         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1300         output operand.
1301         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
1302         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1303         or SUBREG thereof.
1304         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1305         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
1306         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1307
1308 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1309
1310         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1311
1312 2004-07-07  Per Bothner  <per@bothner.com>
1313
1314         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
1315
1316 2004-07-07  Mike Stump  <mrs@apple.com>
1317
1318         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1319         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1320         (machopic_finish): Likewise.
1321
1322 2004-07-07  Richard Henderson  <rth@redhat.com>
1323
1324         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1325         through any value-preserving cast.
1326
1327 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1328
1329         * function.c (assign_parm_find_data_types): Call
1330         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1331
1332 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1333
1334         * tree-cfg.c (group_case_labels): Remove case labels that have
1335         the same target as the default case.
1336
1337 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1338
1339         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1340         regardless of DECL_LANG_SPECIFIC being present or not.
1341         * tree.h (DECL_NUM_STMTS): Purge.
1342
1343 2004-07-07  Andrew Pinski  <apinski@apple.com>
1344
1345         * configure: Regenerate with the right autoconf.
1346
1347 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
1348
1349         * ifcvt.c (total_bb_rtx_cost): New function.
1350         (find_if_case_1): Compare rtx_cost of basic block to cost of
1351         BRANCH_COST insns.
1352         (find_if_case_2): Same.
1353
1354 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1355
1356         PR target/10567
1357         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1358         (output_return): Likewise.
1359         (output_sibcall): Abort if !flag_delayed_branch.
1360         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1361         (emit_and_preserve): New function.
1362         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
1363         indirect jump to the thunked-to function if !flag_delayed_branch.
1364         * config/sparc/sparc.md (delayed_branch): New attribute.
1365         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
1366         attribute to compute the length of the insn.
1367         (goto_handler_and_restore): Likewise.
1368
1369 2004-07-07  Andrew Pinski  <apinski@apple.com>
1370
1371         PR tree-optimization/15777
1372         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1373
1374         * expr.c (expand_expr_real_1): Fix formating.
1375         BUFFER_REF and IN_EXPR are dead.
1376         * fold-const.c (non_lvalue): BUFFER_REF is dead.
1377         * tree-inline.c (estimate_num_insns_1): Likewise.
1378         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1379         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1380         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1381
1382 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
1383
1384         * collect2.c (dump_file): Don't call cplus_demangle if
1385         HAVE_LD_DEMANGLE is defined.
1386         (main): Pass "--demangle" to ld if no_demangle is not 0 and
1387         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1388         if HAVE_LD_DEMANGLE is defined.
1389
1390         * configure.ac (--with-demangler-in-ld): Added
1391         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1392         --with-demangler-in-ld is used.
1393         * config.in: Regenerated.
1394         * configure: Likewise.
1395
1396 2004-07-07  Roger Sayle  <roger@eyesopen.com>
1397
1398         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1399         for simple floating point operations "fp", double precision
1400         multiplication "dmul", and single and double precision division
1401         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
1402         (ppc630_cost): New table split from ppc620_cost, to distinguish
1403         differences in floating point latencies.
1404         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1405         (rs6000_rtx_costs): Add support for single and double precision
1406         floating point addition, subtraction, multiplication, division,
1407         fused-multiply-add, fused-multiply-sub, negation, absolute value
1408         and negative absolute value.  Tweak MEM case to use prefered idiom.
1409
1410 2004-07-07  Richard Henderson  <rth@redhat.com>
1411
1412         * tree-flow-inline.h (may_propagate_copy): Move...
1413         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
1414         attempt to copy between types requiring conversion.
1415         * tree-flow.h (may_propagate_copy): Update decl.
1416         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1417
1418 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
1419
1420         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1421         from -mtune= option.
1422
1423 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1424
1425         * builtins.c: Rename movstr*, except for movstrict*, to
1426         movmem* and clrstr* to clrmem*.
1427         * expr.c: Likewise.
1428         * expr.h: Likewise.
1429         * genopinit.c: Likewise.
1430         * integrate.c: Likewise.
1431         * local-alloc.c: Likewise.
1432         * optabs.c: Likewise.
1433         * optabs.h: Likewise.
1434         * config/alpha/alpha.h: Likewise.
1435         * config/alpha/alpha.md: Likewise.
1436         * config/arm/arm-protos.h: Likewise.
1437         * config/arm/arm.c: Likewise.
1438         * config/arm/arm.md: Likewise.
1439         * config/avr/avr.md: Likewise.
1440         * config/c4x/c4x.c: Likewise.
1441         * config/c4x/c4x.md: Likewise.
1442         * config/frv/frv.md: Likewise.
1443         * config/i386/i386-protos.h: Likewise.
1444         * config/i386/i386.c: Likewise.
1445         * config/i386/i386.h: Likewise.
1446         * config/i386/i386.md: Likewise.
1447         * config/i860/i860.c: Likewise.
1448         * config/i860/i860.md: Likewise.
1449         * config/ip2k/ip2k.md: Likewise.
1450         * config/ip2k/libgcc.S: Likewise.
1451         * config/ip2k/t-ip2k: Likewise.
1452         * config/m32r/m32r.c: Likewise.
1453         * config/m32r/m32r.md: Likewise.
1454         * config/mcore/mcore.md: Likewise.
1455         * config/mips/mips.c: Likewise.
1456         * config/mips/mips.md: Likewise.
1457         * config/ns32k/ns32k.c: Likewise.
1458         * config/ns32k/ns32k.h: Likewise.
1459         * config/ns32k/ns32k.md: Likewise.
1460         * config/pa/pa.c: Likewise.
1461         * config/pa/pa.md: Likewise.
1462         * config/pdp11/pdp11.h: Likewise.
1463         * config/pdp11/pdp11.md: Likewise.
1464         * config/rs6000/rs6000.c: Likewise.
1465         * config/rs6000/rs6000.md: Likewise.
1466         * config/s390/s390-protos.h: Likewise.
1467         * config/s390/s390.c: Likewise.
1468         * config/s390/s390.md: Likewise.
1469         * config/sh/lib1funcs.asm: Likewise.
1470         * config/sh/sh.c: Likewise.
1471         * config/sh/sh.md: Likewise.
1472         * config/sh/t-sh: Likewise.
1473         * config/sparc/sparc.h: Likewise.
1474         * config/vax/vax.md: Likewise.
1475         * config/xtensa/xtensa.c: Likewise.
1476         * config/xtensa/xtensa.md: Likewise.
1477         * doc/invoke.texi: Likewise.
1478         * doc/md.texi: Likewise.
1479         * doc/rtl.texi: Likewise.
1480
1481 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
1482
1483         PR target/16407
1484         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1485         * config/mips/mips.c (mips_declare_common_object): New function,
1486         mostly split out from...
1487         (mips_output_aligned_decl_common): ...here.
1488         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1489         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1490         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1491         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
1492
1493 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1494
1495         PR c/16392
1496         * function.c (assign_parms): Fix typo from previous change.
1497
1498 2004-07-07  Jason Merrill  <jason@redhat.com>
1499
1500         PR c++/15815
1501         * doc/extend.texi (C++ Interface): Correct information and
1502         discourage use.
1503
1504 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
1505
1506         PR target/16130
1507         PR target/16142
1508         PR target/16143
1509         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1510         insn.
1511
1512 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
1513
1514         PR target/1679.
1515         * config/m32r/m32r.c (m32r_function_symbol): New function:
1516         Generate a symbol name RTX with the correct m32r specific flags
1517         set.
1518         (block_move_call): Use new function to generate correct symbol.
1519         * config/m32r/m32r-protos.h: Add prototype for new funcion.
1520         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1521         function.
1522
1523 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1524
1525         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1526         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1527         TYPE_BINFO_BASETYPE): Remove.
1528         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1529         to ...
1530         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1531         here.
1532         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1533         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1534         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1535         (struct tree_binfo): Rename base_types to base_binfos.
1536         * alias.c (record_component_aliases): Adjust BINFO macros.
1537         * dbxout.c (dbxout_type): Likewise.
1538         * dwarf2out.c (gen_member_die): Likewise.
1539         * sdbout.c (sdbout_one_type): Likewise.
1540         * tree-dump.c (deque_and_dump): Likewise.
1541         * config/i386/i386.c (classify_argument,
1542         contains_128bit_aligned_vector_p): Likewise.
1543
1544 2004-07-07  Nick Clifton  <nickc@redhat.com>
1545
1546         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1547         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1548
1549 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1550
1551         * vec.h: Fix the example use.
1552
1553 2004-07-06  Richard Henderson  <rth@redhat.com>
1554
1555         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1556         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1557         * tree-inline.c (copy_body_r, setup_one_parameter,
1558         initialize_inlined_parameters, expand_call_inline,
1559         declare_inline_vars): Don't check it.
1560         (expand_calls_inline): Remove old version, rename new version
1561         from gimple_expand_calls_inline.
1562         * tree-optimize.c (execute_gimple): Remove.
1563         (pass_gimple): Don't run anything.
1564
1565 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1566
1567         * doc/sourcebuild.texi: Use semicolons instead of commas in
1568         section title.
1569
1570 2004-07-06  Richard Henderson  <rth@redhat.com>
1571
1572         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1573         (sra_walk_modify_expr, scan_init): Likewise.
1574         (generate_element_zero): Check visited before scanning children.
1575         (generate_element_init): Set visited on error.
1576         (scalarize_init): Handle generate_element_init failure similar
1577         to use_block_copy.
1578
1579 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1580
1581         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1582         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1583
1584 2004-07-06  Richard Henderson  <rth@redhat.com>
1585
1586         * config/i386/i386.c (legitimize_pic_address): Make static.
1587         (legitimize_address): Handle CONST with TLS operand.
1588         (ix86_expand_move): Don't call legitimize_pic_address directly.
1589         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1590
1591 2004-07-06  Roger Sayle  <roger@eyesopen.com>
1592
1593         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1594         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1595         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1596         is currently executed unconditionally, i.e. not in "else_bb".
1597
1598 2004-07-06  Steven Bosscher  <stevenb@suse.de>
1599
1600         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1601         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1602         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1603         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1604         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1605         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1606         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1607         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1608         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1609         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1610         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1611         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1612         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1613         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1614         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1615         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1616
1617 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
1618
1619         * dojump.c (do_jump): REFERENCE_EXPR is dead.
1620         * expr.c (expand_expr_real_1): Ditto.
1621         * tree-inline.c (estimate_num_insns_1): Ditto.
1622         * tree-pretty-print.c (dump_generic_node): Ditto.
1623         (op_symbol): Ditto.
1624         * tree.def: Ditto.
1625
1626 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
1627
1628         * tree-ssa-pre.c (reference_node_pool): New pool.
1629         (find_or_generate_expression): Class 'r' is okay too.
1630         (create_value_expr_from): Ditto.
1631         (add_to_sets): LHS should not include vuses.
1632         (eliminate): Ditto.
1633         (compute_avail): Reverse ordering of tests.
1634         Valuize INDIRECT_REF as well.
1635
1636 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
1637
1638         PR rtl-optimization/16380
1639         * loop.c (check_dbra_loop): Sink comparison instructions if they
1640         do something other than set cc0.
1641
1642 2004-07-06  James E Wilson  <wilson@specifixinc.com>
1643
1644         * doc/interface.texi (longjmp and automatic variables): Delete
1645         paragraph recommending taking the address of a variable.
1646
1647 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
1648
1649         * vec.h (VEC_embedded_alloc): Remove.
1650         (VEC_embedded_size, VEC_embedded_init): New.
1651         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1652         MEM_STAT_INFO.
1653         (VEC_truncate): New.
1654         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1655         (vec_embedded_alloc): Remove.
1656         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1657         (vec_embedded_alloc): Remove.
1658
1659 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
1660
1661         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1662         (gt-langhooks.h): Remove.
1663
1664 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
1665
1666         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1667
1668 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
1669
1670         * config/sparc/sparc.c (get_pc_symbol): Rename into
1671         add_pc_to_pic_symbol.
1672         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1673         (load_pic_register): Account for previous changes.
1674         Use reg_names.  Don't create the label twice.
1675         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1676         UNSPEC_LOAD_PCREL_SYM.
1677         (get_pc): Rename into load_pcrel_sym.  Add predicate to
1678         operands.  Remove condition.
1679
1680 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
1681
1682         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1683         RECORD, UNION & QUAL_UNION is actually a binfo.
1684
1685         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1686         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1687         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1688         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1689         * dwarf2out.c (add_data_member_location_attribute): Likewise.
1690         (gen_inheritance_die): Likewise.
1691         * tree-dump.c (deque_and_dump): Likewise.
1692         * doc/c-tree.texi (Binfos): Add under reconstruction note.
1693
1694 2004-07-06  Steven Bosscher  <stevenb@suse.de>
1695
1696         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1697         Define.
1698         * config/mcore/mcore.md: Model memory latency with a simple DFA
1699         pipeline description instead of a define_function_unit.
1700
1701 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1702
1703         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1704         * langhooks.h (var_mod_type_p): Likewise.
1705         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1706         * expr.c (count_type_elements): Properly handle return from
1707         array_type_nelts and properly test for overflow.
1708         * gimplify.c (gimplify_init_constructor): Properly handle return
1709         from array_type_nelts.
1710         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1711         * integrate.c (copy_decl_for_inlining): Correct comments.
1712         * tree-inline.c (remap_decl): Update comments, remove dead code,
1713         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1714         (remap_type): Only remap if variably modified by vars in function
1715         being inlined.
1716         (copy_body_r): Use compatible_type langhooks to see when can fold.
1717         (setup_one_parameter): Don't remap type.
1718         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1719         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1720         compute TREE_INVARIANT for decl case.
1721         (find_var_from_fn): New function.
1722         (variably_modified_type_p): Add arg and call new function.
1723         * tree.h (variably_modified_type_p): Add extra arg.
1724
1725 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
1726
1727         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1728         (goto_handler_and_restore_v9): Delete disabled insn.
1729         (goto_handler_and_restore_v9_sp64): Likewise.
1730
1731 2004-07-05  Roger Sayle  <roger@eyesopen.com>
1732
1733         * calls.c (load_register_parameters): Call expand_shift instead
1734         of expand_binop with ashl_optab (or other shift optab) directly.
1735         * expr.c (emit_group_load, emit_group_store): Likewise.
1736         * function.c (assign_parm_setup_block): Likewise.
1737         * stmt.c (shift_return_value): Likewise.
1738
1739 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
1740
1741         * expr.c (expand_assignment): Disable the bitfield += optimizations.
1742
1743 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1744
1745         * doc/sourcebuild.texi: Revert previous patch.
1746
1747 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1748
1749         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1750         TARGET_MEM_FUNCTIONS.
1751         * system.h: Poison TARGET_MEM_FUNCTIONS.
1752         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1753         bcmp_libfunc, bzero_libfunc): Remove.
1754         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1755         bzero_libfunc.
1756         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1757         * doc/standards.texi: Don't mention calling BSD string functions.
1758         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
1759         * config/vax/t-memfuncs: New.
1760         * config/memcmp.c, config/memcpy.c, config/memmove.c,
1761         config/memset.c: New.
1762         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1763         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1764         vax/t-memfuncs.
1765         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1766         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1767         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1768         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1769         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1770         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1771         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1772         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1773         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1774         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1775
1776 2004-07-05  Richard Henderson  <rth@redhat.com>
1777
1778         * function.c (assign_parm_setup_reg): Properly rename variables in
1779         FUNCTION_ARG_CALLEE_COPIES section.
1780
1781 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
1782
1783         * tree-mudflap.c: Include cgraph.h.
1784         (mf_init_extern_trees): Rename to mudflap_init.  Export.
1785         Rewrite to create synthetic declarations instead of looking
1786         up declarations from mf-runtime.h.
1787         (mf_make_builtin, mf_make_cache_struct_type): New functions.
1788         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1789         Correct commentary.
1790         (execute_mudflap_function_decls, mudflap_register_call):
1791         Don't call mf_init_extern_trees.
1792         (mudflap_finish_file): Use cgraph_build_static_cdtor.
1793
1794         * tree-mudflap.h: Update prototypes.
1795         * c-mudflap.c: Delete file.
1796         * c-common.c: Include tree-mudflap.h.
1797         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1798         * Makefile.in: Remove all references to c-mudflap.o.
1799         Update dependencies.
1800
1801 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1802
1803         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1804         displacements with the spatial-locality cache-control completer.
1805
1806 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
1807
1808         * langhooks.c: Don't include gt-langhooks.h.
1809         (var_labelno): Delete.
1810         (lhd_set_decl_assembler_name): Do not append a distinguishing
1811         number to file-scope internal-linkage declarations for the first
1812         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
1813         the declaration itself (if at block scope), or its containing
1814         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1815         number.
1816
1817         * opts.c (cur_in_fname): New global.
1818         * opts.h: Declare it.
1819         * tree.c: Include opts.h.
1820         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1821         DECL_UID equal to cur_in_fname.
1822         (copy_node_stat): Do not change DECL_UID when copying a
1823         TRANSLATION_UNIT_DECL.
1824         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1825         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1826
1827         * c-decl.c (c_static_assembler_name): Delete.
1828         * c-tree.h (c_static_assembler_name): Delete prototype.
1829         * c-lang.c, objc/objc-lang.c: Don't override
1830         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1831
1832         * Makefile.in (tree.o): Update dependencies.
1833         (GTFILES): Remove langhooks.c.
1834
1835 2004-07-05  Roger Sayle  <roger@eyesopen.com>
1836
1837         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1838         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1839         Normalize "X % C" as "X % -C" for signed modulus and negative C.
1840         Optimize "X % -Y" as "X % Y" for signed modulus.
1841         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1842         into "((unsigned) X % Y) == 0".
1843
1844 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
1845
1846         * sourcebuild.texi (Config Fragments): Use @comma{} in
1847         cross-reference to section title.
1848
1849 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1850
1851         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1852         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1853         (gimplify_target_expr, gimplify_expr): Likewise.
1854         (copy_if_shared_r): No longer need special case for BIND_EXPR.
1855         (unshare_body, unvisit_body): Only look at nested if BODY_P is
1856         whole function.
1857         (gimplify_compound_lval): See if we can strip any useless conversion.
1858         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1859         from RHS, not LHS.
1860         (gimplify_modify_expr_to_memset): Likewise.
1861         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1862         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1863         (declare_inline_vars): Likewise.
1864         (walk_type_fields): New function.
1865         (walk_tree): Use it.
1866         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1867
1868         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1869         (sra_walk_modify_expr): Allow init function to fail.
1870         (scan_init): Now returns bool.
1871         (generate_element_init): If can't understand INIT, return false.
1872         (scalarize_init): Return false if generate_element_init does.
1873
1874         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1875         print bounds.
1876
1877         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1878         bounds if bounds aren't constant.
1879
1880         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1881
1882         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1883         to type hooks; remove bogus PARAMS.
1884
1885 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
1886
1887         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1888         * dwarf2out.c (add_data_member_location_attribute): Check for
1889         TREE_BINFO.
1890         * tree.c (tree_node_kinds): Add "binfos".
1891         (binfo_lang_slots): New.
1892         (make_node_stat): Add TREE_BINFO.
1893         (make_tree_binfo_stat): New.
1894         (tree_node_structure): Add TREE_BINFO.
1895         * tree.def (TREE_BINFO): New.
1896         * tree.h (REC_OR_UNION_CHECK): Rename to ...
1897         (RECORD_OR_UNION_CHECK): ... here.
1898         (NOT_RECORD_OR_UNION_CHECK): New.
1899         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1900         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1901         RECORD_OR_UNION_CHECK.
1902         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1903         (TYPE_LANG_SLOT_1): New.
1904         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1905         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1906         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1907         (BINFO_ELTS): Remove.
1908         (BINFO_LANG_SLOT): New.
1909         (struct tree_binfo): New.
1910         (binfo_lang_slots): Declare.
1911         (enum tree_node_structure_enum): Add TS_BINFO.
1912         (union tree_node): Add binfo.
1913         (make_tree_binfo_stat): Declare.
1914         (make_tree_binfo): New.
1915         (enum tree_node_kind): Add binfo_kind.
1916
1917         * objc/objc-act.c (start_class, objc_declare_protocols,
1918         start_protocols): Use TYPE_LANG_SLOT_1.
1919         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1920         to ...
1921         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1922         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1923         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1924         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1925
1926 2004-07-05  Steven Bosscher  <stevenb@suse.de>
1927
1928         * rtl.h (struct rtx_def): Remove the integrated flag.
1929         Use the return_val flag for MEM_SCALAR_P.
1930         Reshuffle and update flags in CLEAR_RTX_FLAGS.
1931
1932 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
1933
1934         PR target/16357
1935         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1936         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1937         move_by_pieces.
1938
1939 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
1940
1941         * var-tracking.c: Fix some comments.
1942         (frame_stack_adjust): New.
1943         (vt_stack_adjustments): Init stack_adjust of entry block to
1944         minus stack adjustment of function prologue.
1945         (adjust_stack_reference): Do not adjust if adjustment == 0.
1946         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1947         (emit_notes_in_bb): Likewise.
1948         (vt_add_function_parameters): Do not adjust locations of
1949         function arguments.
1950         (vt_initialize): Compute the stack adjustment of function
1951         prologue and offset the initial "location" of frame_base_decl
1952         from the stack pointer after prologue.
1953
1954 2004-07-04  Richard Henderson  <rth@redhat.com>
1955
1956         * function.c (struct assign_parm_data_all): New.
1957         (struct assign_parm_data_one): New.
1958         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1959         assign_parm_find_data_types, assign_parms_setup_varargs,
1960         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1961         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1962         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1963         assign_parm_setup_block, assign_parm_setup_reg,
1964         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1965         (assign_parms): ... here.
1966
1967 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
1968
1969         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1970         now are bitmap_set_t's.
1971         (bitmap_insert_into_set): No point in inserting the value if
1972         it's invariant.
1973         (bitmap_set_contains): New function.
1974         (bitmap_set_replace_value): Add comment on why we do it
1975         this way.
1976         (set_contains): Removed.
1977         (bitmap_set_subtract_from_value_set): New name of
1978         set_subtract now that it's arguments are two different
1979         types of sets.
1980         Update callers.
1981         (bitmap_find_leader): Change algorithm used.
1982         (find_or_generate_expression): Update use of functions for new
1983         bitmap sets.
1984         (create_expression_by_pieces): Ditto.
1985         (insert_aux): Ditto.
1986         (insert): Ditto.
1987         (add_to_sets): Ditto.
1988         (init_pre): Ditto.
1989         (execute_pre): Ditto.
1990         (compute_avail): Ditto.
1991         Also ignore virtual phis.
1992
1993 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
1994
1995         * combine.c (simplify_comparison): Fix comment typo.
1996
1997 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
1998
1999         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2000         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2001         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2002         (output_restore): Change parameter from 'insn' to 'pat'.
2003         (output_return): Adjust call to output_restore.
2004         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2005         Adjust call to output_restore.
2006
2007 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
2008
2009         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2010         and assert system is bsd.
2011
2012 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
2013
2014         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2015         (TARGET_SWITCHES): Remove -mdebugc.
2016         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2017         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2018         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2019         (sle_[sd]i_reg): Delete.
2020
2021 2004-07-04  Steven Bosscher  <stevenb@suse.de>
2022
2023         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2024         Define.
2025         * config/iq2000/iq2000.md: Translate old pipeline description to an
2026         equivalent new one.
2027
2028 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2029
2030         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2031         Ensure the replacement rhs is valid gimple before performing
2032         the substitution.  Return false if these sanity checks fail.
2033         (fold_stmt): Only set changed to true, if set_rhs returns true.
2034         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2035         succeeds.
2036
2037 2004-07-04  Richard Henderson  <rth@redhat.com>
2038
2039         PR c/16348
2040         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2041
2042 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
2043
2044         * configure.ac (ranlib_flags): New variable.
2045         * Makefile.in (RANLIB_FLAGS): New variable.
2046         (libbackend.a): Use it.
2047         * configure: Regenerated.
2048
2049 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2050
2051         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2052         a "sign mask" instead of using ashr_optab directly.
2053
2054 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
2055
2056         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2057         * doc/cppopts.texi: Clarify processing of command-line defines.
2058
2059 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
2060
2061         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2062
2063 2004-07-04  Richard Henderson  <rth@redhat.com>
2064
2065         * rtl.def (ADDRESSOF): Remove.
2066         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2067         (find_base_term, memrefs_conflict_p): Likewise.
2068         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2069         (fold_rtx, cse_insn, set_live_p): Likewise.
2070         * dwarf2out.c (mem_loc_descriptor): Likewise.
2071         (add_location_or_const_value_attribute): Likewise.
2072         * emit-rtl.c (copy_insn_1): Likewise.
2073         * explow.c (memory_address): Likewise.
2074         * expmed.c (store_split_bit_field): Likewise.
2075         * expr.c (expand_expr_real_1): Likewise.
2076         * function.c (instantiate_decl
2077         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2078         * genrecog.c (preds, validate_pattern): Likewise.
2079         * integrate.c (copy_rtx_and_substitute): Likewise.
2080         * recog.c (general_operand, register_operand): Likewise.
2081         (memory_address_p): Likwise.
2082         * reload1.c (eliminate_regs, elimination_effects): Likewise.
2083         * rtl.c (copy_rtx): Likewise.
2084         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2085         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2086         * rtlhooks.c (gen_lowpart_general): Likewise.
2087         * stmt.c (expand_asm_operands): Likewise.
2088         * web.c (entry_register, replace_ref, web_main): Likewise.
2089         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2090         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2091         * config/arm/arm.c (thumb_rtx_costs): Likewise.
2092         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2093         * config/frv/frv.c (move_destination_operand, move_source_operand,
2094         condexec_dest_operand, condexec_source_operand,
2095         condexec_memory_operand): Likewise.
2096         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2097         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2098         (destination_xfmode_operand): Likewise.
2099         * config/mips/mips.h (PREDICATE_CODES): Likewise.
2100         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2101         * config/s390/s390.c (general_s_operand): Likewise.
2102         * config/s390/s390.md (mov*): Likewise.
2103         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2104
2105         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2106         * expr.c (expand_expr_real_1): Likewise.
2107         * stmt.c (expand_decl): Likewise.
2108         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2109
2110         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2111         postponed_insns, put_var_into_stack, put_reg_into_stack,
2112         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2113         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2114         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2115         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2116         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2117         purge_bitfield_addressof_replacements, purge_addressof_replacements,
2118         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2119         struct insns_for_mem_walk_info, insns_for_mem_walk,
2120         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2121         setjmp_protect_args): Remove.
2122         (push_function_context_to): Don't handle var_refs_queue.
2123         (pop_function_context_from, free_after_compilation): Likewise.
2124         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2125         (assign_parms, allocate_struct_function): Likewise.
2126         (use_register_for_decl): New.
2127         (expand_function_end): Don't setjmp_protect.
2128         * function.h (struct emit_status): Update commentary.
2129         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2130         (max_parm_reg, parm_reg_stack_loc): Remove.
2131         * passes.c (DFI_addressof): Remove.
2132         (dump_file_info): Remove addressof.
2133         (rest_of_handle_addressof): Remove.
2134         (rest_of_compilation): Don't call it.
2135         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2136         * stmt.c (expand_decl): Use use_register_for_decl.
2137         * tree.h: Update decls.
2138         * web.c (mark_addressof): Remove.
2139         * doc/invoke.texi (-dF): Remove.
2140
2141 2004-07-03  Richard Henderson  <rth@redhat.com>
2142
2143         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2144         instead of gen_mem_addressof.
2145         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2146         TImode output register.
2147
2148 2004-07-03  Richard Henderson  <rth@redhat.com>
2149
2150         PR tree-optimization/16341
2151         * tree-sra.c (sra_walk_function): Increment to next stmt before
2152         processing the current stmt.
2153         (sra_insert_after): Always use BSI_SAME_STMT.
2154
2155 2004-07-03  Richard Henderson  <rth@redhat.com>
2156
2157         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2158         fp plus with minus.
2159
2160 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2161
2162         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2163         with tree_int_cst_equal.
2164
2165 2004-07-03  Andreas Schwab  <schwab@suse.de>
2166
2167         * config/ia64/ia64.md: Define new attribute "empty".
2168         (prologue_use, nop_x, insn_group_barrier): Set it.
2169
2170         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2171         skip over "empty" insns.
2172
2173 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2174
2175         * tree-inline.c (initialize_inlined_parameters): Pass proper function
2176         context to gimplify_body.
2177         (walk_tree): Don't walk into types twice.
2178         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2179
2180         * tree-sra.c (generate_element_init): Remove any useless conversions.
2181
2182         * gimplify.c (gimplify_conversion): Remove stripping useless
2183         conversions from here.
2184         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2185         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2186         Unshare before substituting PLACEHOLDER_EXPR.
2187         (gimplify_modify_expr_to_memset): Likewise.
2188         Pass address of TO to memset, not TO itself.
2189         (gimplify_init_constructor): Make copy of OBJECT so we have it each
2190         time we make an expression (to match a PLACEHOLDER_EXPR).
2191
2192         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2193         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2194         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2195         * tree-ssa-dom.c (local_fold): Likewise.
2196
2197         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2198         * langhooks.h (strct lang_hooks): New field type_max_size.
2199         * function.c (assign_temp): Call it.
2200
2201 2004-07-03  Steven Bosscher  <stevenb@suse.de>
2202
2203         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2204         * config/sh/sh.md: Convert the SH1 pipeline description to
2205         a DFA model.
2206
2207 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
2208
2209         * c-decl.c (struct c_binding): Remove contour field; add
2210         depth, invisible, nested fields.
2211         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2212         (B_IN_EXTERNAL_SCOPE): New convenience macros.
2213         (bind): Add invisible and nested arguments. Initialize
2214         new fields of struct c_binding; adjust loop scanning for
2215         insertion point.
2216         (free_binding_and_advance): Clear structure with memset.
2217         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
2218         in file scope, even if it's in external scope too.
2219         (pushdecl): Adjust to match.  Create invisible file-scope
2220         declarations for block-scope forward declarations of static functions.
2221         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2222         (undeclared_variable, lookup_label, declare_label, define_label)
2223         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2224         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2225         (store_parm_decls_oldstyle): Adjust to match.
2226         (diagnose_mismatched_decls): Correct handling of linkage clashes.
2227         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2228
2229         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2230         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2231
2232 2004-07-02  Richard Henderson  <rth@redhat.com>
2233
2234         * c-decl.c (grokdeclarator): Don't frob current_function_decl
2235         around variable_size.
2236         (set_decl_nonlocal): Remove.
2237         (store_parm_decls): Add stmts for pending sizes.
2238         * calls.c (calls_function, calls_function_1): Remove.
2239         (precompute_arguments): Don't call it.
2240         * cfgexpand.c (set_save_expr_context): Remove.
2241         (tree_expand_cfg): Don't call it.
2242         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2243         (dwarf2out_finish): Likewise.
2244         * expr.c (emit_block_move): Adjust addresses to BLKmode.
2245         (store_constructor): Don't pre-evaluate SAVE_EXPR.
2246         (safe_from_p): Don't queue SAVE_EXPRs.
2247         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2248         or build plain VAR_DECLs.
2249         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2250         (fold): Likewise.
2251         (fold_checksum_tree): Don't special-case SAVE_EXPR.
2252         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2253         (put_var_into_stack): Don't handle SAVE_EXPR.
2254         (gen_mem_addressof): Likewise.
2255         * function.h (struct function): Remove x_save_expr_regs.
2256         (save_expr_regs): Remove.
2257         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2258         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2259         * stor-layout.c (variable_size): Don't set it.
2260         (force_type_save_exprs, force_type_save_exprs_1): Remove.
2261         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
2262         all callers.  Don't set SAVE_EXPR_CONTEXT.
2263         * tree-inline.h (remap_save_expr): Update decl.
2264         * tree.c (save_expr): Update build size.
2265         (first_rtl_op): Don't handle SAVE_EXPR.
2266         (unsave_expr_1, contains_placeholder_p): Likewise.
2267         (decl_function_context): Likewise.
2268         * tree.def (SAVE_EXPR): Remove args 1 and 2.
2269         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2270         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2271
2272 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2273
2274         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2275         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2276         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2277         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2278         some first-person references and patronizing comments.  Based on
2279         printed manual.
2280         * doc/invoke.texi: Don't reference fortran@gnu.org.
2281         * doc/trouble.texi (Warning when a non-void function value is
2282         ignored): Rewrite.  From Russ Allbery and Chris Devers.
2283
2284 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
2285
2286         * tree-ssa-pre.c (bitmap_set_t): New.
2287         (bb_value_sets): avail_out is now a bitmap_set_t.
2288         (bitmap_find_leader): New function.
2289         (bitmap_value_insert_into_set): Ditto.
2290         (bitmap_set_copy): Ditto.
2291         (bitmap_value_replace_in_set): Ditto.
2292         (bitmap_set_contains_value): Ditto.
2293         (bitmap_set_new): Ditto.
2294         (bitmap_set_pool): New pool.
2295         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2296         (insert_aux): Ditto.
2297         (add_to_sets): Ditto.
2298         (compute_avail): Ditto
2299         (eliminate): Ditto.
2300         (init_pre): Ditto.
2301         (fini_pre): Ditto.
2302         (execute_pre): Ditto.
2303
2304 2004-07-02  Roger Sayle  <roger@eyesopen.com>
2305
2306         * config/rs6000/rs6000.c (struct processor_costs): New structure
2307         used to hold instruction latencies/sizes for processor types.
2308         (rs6000_cost): New global variable pointing to current CPU's costs.
2309         (rs6000_override_options): Initialize rs6000_cost to point to the
2310         appropriate cost table based upon rs6000_cpu and optimize_size.
2311         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2312         timings inline.
2313
2314 2004-07-02  Richard Henderson  <rth@redhat.com>
2315
2316         * expmed.c (make_tree): Don't use SET_DECL_RTL.
2317
2318 2004-07-02  Steven Bosscher  <stevenb@suse.de>
2319
2320         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2321
2322 2004-07-01  Richard Henderson  <rth@redhat.com>
2323
2324         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2325         (alpha_gp_save_rtx): Use assign_stack_local instead of
2326         gen_mem_addressof.
2327
2328 2004-07-01  Richard Henderson  <rth@redhat.com>
2329
2330         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2331         (alpha_rtx_cost_data): Update to match.
2332         (alpha_rtx_cost_size): New.
2333         (alpha_rtx_costs): Honor optimize_size.
2334
2335 2004-07-01  Richard Henderson  <rth@redhat.com>
2336
2337         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2338         * cfgexpand.c (tree_expand_cfg): Do it here.
2339         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2340         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2341         * config/mips/mips.c (mips_output_mi_thunk): And here.
2342         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2343         * config/sh/sh.c (sh_output_mi_thunk): And here.
2344         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2345
2346 2004-07-01  Richard Henderson  <rth@redhat.com>
2347
2348         * tree.def (RTL_EXPR): Remove.
2349         * c-typeck.c (lvalue_p): Don't handle it.
2350         * expr.c (safe_from_p): Likewise.
2351         (expand_expr_real_1): Likewise.
2352         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2353         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2354         * gengtype.c (adjust_field_tree_exp): Likewise.
2355         * stmt.c (warn_if_unused_value): Likewise.
2356         * tree-gimple.c (recalculate_side_effects): Likewise.
2357         * tree-pretty-print.c (dump_generic_node): Likewise.
2358         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2359         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2360         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2361
2362         * stmt.c (struct stmt_status): Remove x_last_expr_type,
2363         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2364         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2365         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
2366         all the bits that tracked last_expr.
2367         (expand_end_bindings): Don't track last_expr.
2368         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2369         (clear_last_expr): Remove.
2370         (expand_asm): Don't call it.
2371         (expand_asm_operands, expand_end_cond): Likewise.
2372         (expand_naked_return, expand_null_return_1): Likewise.
2373         * c-typeck.c (c_begin_compound_stmt): Likewise.
2374         * cfgexpand.c (expand_block): Use expand_expr_stmt.
2375         * expr.c (expand_expr_real_1): Likewise.
2376         * tree.h: Update prototypes.
2377
2378         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2379         (struct emit_status): Remove sequence_rtl_expr.
2380         (struct function): Remove x_rtl_expr_chain.
2381         (seq_rtl_expr, rtl_expr_chain): Remove.
2382         * function.c (struct temp_slot): Remove rtl_expr.
2383         (assign_stack_temp_for_type): Don't set it.
2384         (free_temp_slots, pop_temp_slots): Don't check it.
2385         (free_after_compilation): Don't clear x_rtl_expr_chain.
2386         (fixup_var_refs): Don't search it.
2387         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2388         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2389         or seq_rtl_expr.
2390         (push_topmost_sequence): Likewise.
2391         (end_sequence, init_emit): Likewise.
2392         (start_sequence_for_rtl_expr): Remove.
2393         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2394         * rtl.h (preserve_rtl_expr_result): Remove.
2395
2396 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
2397
2398         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2399         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2400         typos.
2401
2402 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2403
2404         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2405         (STANDARD_STARTFILE_PREFIX_2): Define.
2406         (standard_startfile_prefix_1): Initialize to
2407         STANDARD_STARTFILE_PREFIX_1.
2408         (standard_startfile_prefix_2): Initialize to
2409         STANDARD_STARTFILE_PREFIX_2.
2410         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2411         (STANDARD_STARTFILE_PREFIX_1): Define.
2412         (STANDARD_STARTFILE_PREFIX_2): Define.
2413         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2414         (STANDARD_STARTFILE_PREFIX_2): Document.
2415
2416 2004-07-01  Richard Henderson  <rth@redhat.com>
2417
2418         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2419         in order to disable scalarization.  Instead set a flag and wait
2420         for a candidate decl.
2421
2422 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2423
2424         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2425         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2426         Use terminology "testsuite" and "enumerated".
2427
2428 2004-07-01  Richard Henderson  <rth@redhat.com>
2429
2430         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2431         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2432         (initial_return_save): Likewise.
2433         (flush_queued_reg_saves): Remap register numbers.
2434         (dwarf2out_return_reg): Likewise.
2435
2436 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2437
2438         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2439
2440         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2441         access functions for lower bound and element size and only output
2442         if lower bound nonzero or element size not same as that of type.
2443         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2444
2445 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2446
2447         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2448
2449 2004-07-01  Per Bothner  <per@bothner.com>
2450
2451         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
2452
2453 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
2454
2455         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2456         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
2457         first operand.  Don't optimize if the bitfield is volatile.
2458
2459 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2460
2461         * c-pretty-print.c (pp_c_postfix_expression): Handle
2462         floating-point comparison operators.
2463         (pp_c_expression): Pass floating-point comparison
2464         operators to pp_c_postfix_expression.
2465
2466 2004-07-01  Roger Sayle  <roger@eyesopen.com>
2467
2468         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2469         rtx_cost instead of "had_mult" to determine whether the transformed
2470         expression is cheaper than the original.
2471
2472 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
2473
2474         * alias.c (get_alias_set, canon_rtx, get_addr,
2475         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2476         Use MEM_P.
2477         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2478         expand_builtin): Likewise.
2479         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2480         Likewise.
2481         * combine.c (can_combine_p, combinable_i3pat, try_combine,
2482         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2483         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2484         record_dead_and_set_regs_1, get_last_value_validate,
2485         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2486         * cse.c (check_dependence, canon_hash, equiv_constant,
2487         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2488         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2489         count_reg_usage): Likewise.
2490         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2491         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2492         cselib_record_sets): Likewise.
2493         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2494         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2495         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2496         * df.c (df_uses_record): Likewise.
2497         * dojump (do_jump): Likewise.
2498         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2499         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2500         decl_start_label): Likewise.
2501         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2502         operand_subword, change_address_1, make_safe_from): Likewise.
2503         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2504         stabilize, force_not_mem): Likewise.
2505         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2506         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2507         * expr.c (convert_move, convert_modes, emit_block_move,
2508         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2509         emit_move_insn_1, expand_assignment, store_expr,
2510         store_constructor_field, store_constructor, store_field,
2511         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2512         Likewise.
2513         * final.c (cleanup_subreg_operands, alter_subreg,
2514         get_mem_expr_from_op): Likewise.
2515         * flow.c (notice_stack_pointer_modification_1,
2516         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2517         Likewise.
2518         * function.c (mark_temp_addr_taken, preserve_temp_slots,
2519         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2520         optimize_bit_field, flush_addressof, purge_addressof_1,
2521         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2522         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2523         keep_stack_depressed): Likewise.
2524         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2525         noce_process_if_block, find_memory): Likewise.
2526         * integrate.c (subst_constants, allocate_initial_values): Likewise.
2527         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2528         update_equiv_regs): Likewise.
2529         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2530         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2531         * optabs.c (expand_abs, emit_unop_insn): Likewise.
2532         * passes.c (rest_of_handle_final): Likewise.
2533         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2534         move2add_note_store): Likewise.
2535         * ra-build.c (detect_remat_webs): Likewise.
2536         * ra-debug.c (dump_static_insn_cost): Likewise.
2537         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2538         * recog.c (validate_change, apply_change_group, cancel_changes,
2539         validate_replace_rtx_1, general_operand, register_operand,
2540         nonmemory_operand, push_operand, pop_operand, memory_operand,
2541         indirect_operand, asm_operand_ok, offsettable_memref_p,
2542         offsettable_nonstrict_memref_p, constrain_operands,
2543         store_data_bypass_p): Likewise.
2544         * reg-stack.c (subst_stack_regs_pat): Likewise.
2545         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2546         copy_cost, reg_scan_mark_refs): Likewise.
2547         * regmove.c (optimize_reg_copy_3, stack_memref_p,
2548         combine_stack_adjustments_for_block): Likewise.
2549         * regrename.c (copyprop_hardreg_forward_1): Likewise.
2550         * reload.c (can_reload_into, push_reload, decompose, immune_p,
2551         find_reloads, find_reloads_address, find_reloads_address_1,
2552         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2553         find_equiv_reg): Likewise.
2554         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2555         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2556         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2557         delete_address_reloads): Likewise.
2558         * resource.c (mark_referenced_resources): Likewise.
2559         * rtlanal.c (get_jump_table_offset, count_occurrences,
2560         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2561         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2562         num_sign_bit_copies1): Likewise.
2563         * rtlhooks.c (gen_lowpart_general): Likewise.
2564         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2565         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2566         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2567         sdbout_global_decl): Likewise.
2568         * simplify-rtx.c (simplify_subreg): Likewise.
2569         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2570         expand_anon_union_decl, expand_end_case_type): Likewise.
2571         * unroll.c (calculate_giv_inc): Likewise.
2572         * var-tracking.c (stack_adjust_offset_pre_post,
2573         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2574         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2575         vt_add_function_parameters): Likewise.
2576         * varasm.c (make_var_volatile, notice_global_symbol,
2577         assemble_external, decode_addr_const, mark_weak,
2578         default_encode_section_info): Likewise.
2579
2580 2004-07-01  Steven Bosscher  <stevenb@suse.de>
2581
2582         * stmt.c (check_seenlabel): Remove.
2583         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2584
2585 2004-07-01  Richard Henderson  <rth@redhat.com>
2586
2587         * function.h (struct function): Remove x_function_call_count.
2588         (function_call_count): Remove.
2589         * calls.c (expand_call): Don't set it.
2590         * integrate.c (copy_rtx_and_substitute): Likewise.
2591
2592         * function.h (struct function): Remove x_cleanup_label.
2593         (cleanup_label): Remove.
2594         * stmt.c (expand_value_return): Don't use it.
2595         * function.c (free_after_compilation): Don't set it.
2596         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
2597         * cfgexpand.c (tree_expand_cfg): Update call.
2598         * tree.h (expand_function_start): Update decl.
2599
2600 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2601
2602         PR c/1027
2603         * c-lang.c (c_initialize_diagnostics): Move from here ...
2604         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
2605         (c_tree_printer): Use pretty-printer to format %T.
2606         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2607         before '*' if not C++.
2608         (pp_c_direct_abstract_declarator): Don't try to print array upper
2609         bound for flexible array members.
2610         * c-tree.h: Include "diagnostic.h".
2611         (c_initialize_diagnostics): Declare.
2612         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2613         * c-format.c (format_type_warning): New function.  Improve
2614         diagnostics for incorrect format argument types.
2615         (check_format_types): Use it.  Add two parameters.  Use the
2616         TYPE_MAIN_VARIANT of wanted_type.
2617         (check_format_info_main): Pass new parameters to
2618         check_format_types.
2619         (struct format_wanted_type): Update comment.
2620
2621 2004-07-01  Nick Clifton  <nickc@redhat.com>
2622
2623         * target.h (struct gcc_target): Add new field to struct cxx:
2624         import_export_class.
2625         * target-def.h (TARGET_CXX): Initialise the new field.
2626         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2627         the new field.
2628         * doc/tm.texi: Document the new target hook.
2629
2630 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2631
2632         * builtins.c (fold_builtin_classify): Fix typo.
2633
2634 2004-07-01  Richard Henderson  <rth@redhat.com>
2635
2636         * function.c (identify_blocks, identify_blocks_1): Remove.
2637         * function.h (identify_blocks): Remove.
2638         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2639
2640 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2641
2642         * builtins.c (fold_builtin_classify): New.
2643         (fold_builtin_unordered_cmp): Fix commentary.
2644         (fold_builtin): Use it.
2645         * builtins.def: Define builtins for isnan,
2646         isnanf, isnanl, finite, finitef, finitel,
2647         isinf, isinff, isinfl.
2648
2649 2004-07-01  Richard Henderson  <rth@redhat.com>
2650
2651         * function.h (struct function): Remove dont_emit_block_notes.
2652         * gimple-low.c (lower_function_body): Don't set it.
2653         * cfgexpand.c (expand_block): Don't check it.
2654         * cfglayout.c (insn_locators_initialize): Likewise.
2655         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2656         * passes.c (rest_of_compilation): Likewise.
2657         * stmt.c (expand_start_bindings_and_block): Likewise.
2658         (expand_end_bindings): Likewise.
2659
2660 2004-07-01  Richard Henderson  <rth@redhat.com>
2661
2662         * cgraph.h (cgraph_build_static_cdtor): Declare.
2663         * cgraphunit.c (cgraph_build_static_cdtor): New.
2664         * c-objc-common.c (build_cdtor): Use it.
2665         * coverage.c (create_coverage): Likewise.
2666         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2667         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2668
2669 See ChangeLog.11 for earlier changes.