gcc/ChangeLog

   1 2004-07-02  Roger Sayle  <roger@eyesopen.com>
   2
   3         * config/rs6000/rs6000.c (struct processor_costs): New structure
   4         used to hold instruction latencies/sizes for processor types.
   5         (rs6000_cost): New global variable pointing to current CPU's costs.
   6         (rs6000_override_options): Initialize rs6000_cost to point to the
   7         appropriate cost table based upon rs6000_cpu and optimize_size.
   8         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
   9         timings inline.
  10
  11 2004-07-02  Richard Henderson  <rth@redhat.com>
  12
  13         * expmed.c (make_tree): Don't use SET_DECL_RTL.
  14
  15 2004-07-02  Steven Bosscher  <stevenb@suse.de>
  16
  17         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
  18
  19 2004-07-01  Richard Henderson  <rth@redhat.com>
  20
  21         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
  22         (alpha_gp_save_rtx): Use assign_stack_local instead of
  23         gen_mem_addressof.
  24
  25 2004-07-01  Richard Henderson  <rth@redhat.com>
  26
  27         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
  28         (alpha_rtx_cost_data): Update to match.
  29         (alpha_rtx_cost_size): New.
  30         (alpha_rtx_costs): Honor optimize_size.
  31
  32 2004-07-01  Richard Henderson  <rth@redhat.com>
  33
  34         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
  35         * cfgexpand.c (tree_expand_cfg): Do it here.
  36         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
  37         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
  38         * config/mips/mips.c (mips_output_mi_thunk): And here.
  39         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
  40         * config/sh/sh.c (sh_output_mi_thunk): And here.
  41         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
  42
  43 2004-07-01  Richard Henderson  <rth@redhat.com>
  44
  45         * tree.def (RTL_EXPR): Remove.
  46         * c-typeck.c (lvalue_p): Don't handle it.
  47         * expr.c (safe_from_p): Likewise.
  48         (expand_expr_real_1): Likewise.
  49         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
  50         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
  51         * gengtype.c (adjust_field_tree_exp): Likewise.
  52         * stmt.c (warn_if_unused_value): Likewise.
  53         * tree-gimple.c (recalculate_side_effects): Likewise.
  54         * tree-pretty-print.c (dump_generic_node): Likewise.
  55         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
  56         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
  57         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
  58
  59         * stmt.c (struct stmt_status): Remove x_last_expr_type,
  60         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
  61         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
  62         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
  63         all the bits that tracked last_expr.
  64         (expand_end_bindings): Don't track last_expr.
  65         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
  66         (clear_last_expr): Remove.
  67         (expand_asm): Don't call it.
  68         (expand_asm_operands, expand_end_cond): Likewise.
  69         (expand_naked_return, expand_null_return_1): Likewise.
  70         * c-typeck.c (c_begin_compound_stmt): Likewise.
  71         * cfgexpand.c (expand_block): Use expand_expr_stmt.
  72         * expr.c (expand_expr_real_1): Likewise.
  73         * tree.h: Update prototypes.
  74
  75         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
  76         (struct emit_status): Remove sequence_rtl_expr.
  77         (struct function): Remove x_rtl_expr_chain.
  78         (seq_rtl_expr, rtl_expr_chain): Remove.
  79         * function.c (struct temp_slot): Remove rtl_expr.
  80         (assign_stack_temp_for_type): Don't set it.
  81         (free_temp_slots, pop_temp_slots): Don't check it.
  82         (free_after_compilation): Don't clear x_rtl_expr_chain.
  83         (fixup_var_refs): Don't search it.
  84         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
  85         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
  86         or seq_rtl_expr.
  87         (push_topmost_sequence): Likewise.
  88         (end_sequence, init_emit): Likewise.
  89         (start_sequence_for_rtl_expr): Remove.
  90         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
  91         * rtl.h (preserve_rtl_expr_result): Remove.
  92
  93 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
  94
  95         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
  96         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
  97         typos.
  98
  99 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
 100
 101         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
 102         (STANDARD_STARTFILE_PREFIX_2): Define.
 103         (standard_startfile_prefix_1): Initialize to
 104         STANDARD_STARTFILE_PREFIX_1.
 105         (standard_startfile_prefix_2): Initialize to
 106         STANDARD_STARTFILE_PREFIX_2.
 107         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
 108         (STANDARD_STARTFILE_PREFIX_1): Define.
 109         (STANDARD_STARTFILE_PREFIX_2): Define.
 110         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
 111         (STANDARD_STARTFILE_PREFIX_2): Document.
 112
 113 2004-07-01  Richard Henderson  <rth@redhat.com>
 114
 115         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
 116         in order to disable scalarization.  Instead set a flag and wait
 117         for a candidate decl.
 118
 119 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
 120
 121         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
 122         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
 123         Use terminology "testsuite" and "enumerated".
 124
 125 2004-07-01  Richard Henderson  <rth@redhat.com>
 126
 127         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
 128         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
 129         (initial_return_save): Likewise.
 130         (flush_queued_reg_saves): Remap register numbers.
 131         (dwarf2out_return_reg): Likewise.
 132
 133 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 134
 135         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
 136
 137         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
 138         access functions for lower bound and element size and only output
 139         if lower bound nonzero or element size not same as that of type.
 140         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
 141
 142 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
 143
 144         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
 145
 146 2004-07-01  Per Bothner  <per@bothner.com>
 147
 148         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
 149
 150 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
 151
 152         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
 153         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
 154         first operand.  Don't optimize if the bitfield is volatile.
 155
 156 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
 157
 158         * c-pretty-print.c (pp_c_postfix_expression): Handle
 159         floating-point comparison operators.
 160         (pp_c_expression): Pass floating-point comparison
 161         operators to pp_c_postfix_expression.
 162
 163 2004-07-01  Roger Sayle  <roger@eyesopen.com>
 164
 165         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
 166         rtx_cost instead of "had_mult" to determine whether the transformed
 167         expression is cheaper than the original.
 168
 169 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
 170
 171         * alias.c (get_alias_set, canon_rtx, get_addr,
 172         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
 173         Use MEM_P.
 174         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
 175         expand_builtin): Likewise.
 176         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
 177         Likewise.
 178         * combine.c (can_combine_p, combinable_i3pat, try_combine,
 179         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
 180         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
 181         record_dead_and_set_regs_1, get_last_value_validate,
 182         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
 183         * cse.c (check_dependence, canon_hash, equiv_constant,
 184         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
 185         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
 186         count_reg_usage): Likewise.
 187         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
 188         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
 189         cselib_record_sets): Likewise.
 190         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
 191         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
 192         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
 193         * df.c (df_uses_record): Likewise.
 194         * dojump (do_jump): Likewise.
 195         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
 196         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
 197         decl_start_label): Likewise.
 198         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
 199         operand_subword, change_address_1, make_safe_from): Likewise.
 200         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
 201         stabilize, force_not_mem): Likewise.
 202         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
 203         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
 204         * expr.c (convert_move, convert_modes, emit_block_move,
 205         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
 206         emit_move_insn_1, expand_assignment, store_expr,
 207         store_constructor_field, store_constructor, store_field,
 208         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
 209         Likewise.
 210         * final.c (cleanup_subreg_operands, alter_subreg,
 211         get_mem_expr_from_op): Likewise.
 212         * flow.c (notice_stack_pointer_modification_1,
 213         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
 214         Likewise.
 215         * function.c (mark_temp_addr_taken, preserve_temp_slots,
 216         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
 217         optimize_bit_field, flush_addressof, purge_addressof_1,
 218         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
 219         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
 220         keep_stack_depressed): Likewise.
 221         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
 222         noce_process_if_block, find_memory): Likewise.
 223         * integrate.c (subst_constants, allocate_initial_values): Likewise.
 224         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
 225         update_equiv_regs): Likewise.
 226         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
 227         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
 228         * optabs.c (expand_abs, emit_unop_insn): Likewise.
 229         * passes.c (rest_of_handle_final): Likewise.
 230         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
 231         move2add_note_store): Likewise.
 232         * ra-build.c (detect_remat_webs): Likewise.
 233         * ra-debug.c (dump_static_insn_cost): Likewise.
 234         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
 235         * recog.c (validate_change, apply_change_group, cancel_changes,
 236         validate_replace_rtx_1, general_operand, register_operand,
 237         nonmemory_operand, push_operand, pop_operand, memory_operand,
 238         indirect_operand, asm_operand_ok, offsettable_memref_p,
 239         offsettable_nonstrict_memref_p, constrain_operands,
 240         store_data_bypass_p): Likewise.
 241         * reg-stack.c (subst_stack_regs_pat): Likewise.
 242         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
 243         copy_cost, reg_scan_mark_refs): Likewise.
 244         * regmove.c (optimize_reg_copy_3, stack_memref_p,
 245         combine_stack_adjustments_for_block): Likewise.
 246         * regrename.c (copyprop_hardreg_forward_1): Likewise.
 247         * reload.c (can_reload_into, push_reload, decompose, immune_p,
 248         find_reloads, find_reloads_address, find_reloads_address_1,
 249         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
 250         find_equiv_reg): Likewise.
 251         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
 252         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
 253         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
 254         delete_address_reloads): Likewise.
 255         * resource.c (mark_referenced_resources): Likewise.
 256         * rtlanal.c (get_jump_table_offset, count_occurrences,
 257         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
 258         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
 259         num_sign_bit_copies1): Likewise.
 260         * rtlhooks.c (gen_lowpart_general): Likewise.
 261         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
 262         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
 263         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
 264         sdbout_global_decl): Likewise.
 265         * simplify-rtx.c (simplify_subreg): Likewise.
 266         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
 267         expand_anon_union_decl, expand_end_case_type): Likewise.
 268         * unroll.c (calculate_giv_inc): Likewise.
 269         * var-tracking.c (stack_adjust_offset_pre_post,
 270         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
 271         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
 272         vt_add_function_parameters): Likewise.
 273         * varasm.c (make_var_volatile, notice_global_symbol,
 274         assemble_external, decode_addr_const, mark_weak,
 275         default_encode_section_info): Likewise.
 276
 277 2004-07-01  Steven Bosscher  <stevenb@suse.de>
 278
 279         * stmt.c (check_seenlabel): Remove.
 280         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
 281
 282 2004-07-01  Richard Henderson  <rth@redhat.com>
 283
 284         * function.h (struct function): Remove x_function_call_count.
 285         (function_call_count): Remove.
 286         * calls.c (expand_call): Don't set it.
 287         * integrate.c (copy_rtx_and_substitute): Likewise.
 288
 289         * function.h (struct function): Remove x_cleanup_label.
 290         (cleanup_label): Remove.
 291         * stmt.c (expand_value_return): Don't use it.
 292         * function.c (free_after_compilation): Don't set it.
 293         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
 294         * cfgexpand.c (tree_expand_cfg): Update call.
 295         * tree.h (expand_function_start): Update decl.
 296
 297 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
 298
 299         PR c/1027
 300         * c-lang.c (c_initialize_diagnostics): Move from here ...
 301         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
 302         (c_tree_printer): Use pretty-printer to format %T.
 303         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
 304         before '*' if not C++.
 305         (pp_c_direct_abstract_declarator): Don't try to print array upper
 306         bound for flexible array members.
 307         * c-tree.h: Include "diagnostic.h".
 308         (c_initialize_diagnostics): Declare.
 309         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
 310         * c-format.c (format_type_warning): New function.  Improve
 311         diagnostics for incorrect format argument types.
 312         (check_format_types): Use it.  Add two parameters.  Use the
 313         TYPE_MAIN_VARIANT of wanted_type.
 314         (check_format_info_main): Pass new parameters to
 315         check_format_types.
 316         (struct format_wanted_type): Update comment.
 317
 318 2004-07-01  Nick Clifton  <nickc@redhat.com>
 319
 320         * target.h (struct gcc_target): Add new field to struct cxx:
 321         import_export_class.
 322         * target-def.h (TARGET_CXX): Initialise the new field.
 323         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
 324         the new field.
 325         * doc/tm.texi: Document the new target hook.
 326
 327 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
 328
 329         * builtins.c (fold_builtin_classify): Fix typo.
 330
 331 2004-07-01  Richard Henderson  <rth@redhat.com>
 332
 333         * function.c (identify_blocks, identify_blocks_1): Remove.
 334         * function.h (identify_blocks): Remove.
 335         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
 336
 337 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
 338
 339         * builtins.c (fold_builtin_classify): New.
 340         (fold_builtin_unordered_cmp): Fix commentary.
 341         (fold_builtin): Use it.
 342         * builtins.def: Define builtins for isnan,
 343         isnanf, isnanl, finite, finitef, finitel,
 344         isinf, isinff, isinfl.
 345
 346 2004-07-01  Richard Henderson  <rth@redhat.com>
 347
 348         * function.h (struct function): Remove dont_emit_block_notes.
 349         * gimple-low.c (lower_function_body): Don't set it.
 350         * cfgexpand.c (expand_block): Don't check it.
 351         * cfglayout.c (insn_locators_initialize): Likewise.
 352         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
 353         * passes.c (rest_of_compilation): Likewise.
 354         * stmt.c (expand_start_bindings_and_block): Likewise.
 355         (expand_end_bindings): Likewise.
 356
 357 2004-07-01  Richard Henderson  <rth@redhat.com>
 358
 359         * cgraph.h (cgraph_build_static_cdtor): Declare.
 360         * cgraphunit.c (cgraph_build_static_cdtor): New.
 361         * c-objc-common.c (build_cdtor): Use it.
 362         * coverage.c (create_coverage): Likewise.
 363         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
 364         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
 365
 366 See ChangeLog.11 for earlier changes.