OSDN Git Service

72d1e46fbaf2ccb835ce0547c38bf4a6352a43d4
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
2
3         * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
4         tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
5         tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
6         value-prof.c: Fix comment typos.  Follow spelling conventions.
7
8 2004-09-10  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
9
10         * unroll.c (unroll_loop, calculate_giv_inc, initial_reg_note_copy,
11         final_reg_note_copy, copy_loop_body, fold_rtx_mult_add,
12         final_giv_value, loop_iterations): Replace abort with gcc_assert and
13         gcc_unreachable.
14         * value-prof.c (rtl_find_values_to_profile,
15         rtl_register_value_prof_hooks, tree_find_values_to_profile,
16         tree_value_profile_transformations, tree_register_value_prof_hooks):
17         Likewise.
18         * varasm.c (named_section_flags, named_section, make_decl_rtl,
19         asm_emit_uninitialised, assemble_external, assemble_integer,
20         decode_addr_const, const_hash_1, compare_constant, copy_constant,
21         force_const_mem, output_constant_pool_2, output_constant_pool_1,
22         output_constant, output_constructor, supports_one_only,
23         make_decl_one_only, decl_tls_model, default_no_named_section,
24         default_elf_select_section_1, default_unique_section_1): Likewise.
25         * varray.c (varray_copy): Likewise.
26         * var-tracking.c (stack_adjust_offset_pre_post, variable_htab_free,
27         variable_union, dataflow_set_different_2, count_uses,
28         variable_was_changed, set_frame_base_location, set_variable_part,
29         emit_note_insn_var_location, vt_emit_notes,
30         vt_add_function_parameters): Likewise.
31         * vec.c (vec_gc_o_reserve): Likewise.
32         * vmsdbgout.c (addr_const_to_string): Likewise.
33
34 2004-09-10  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
35
36         * lambda-mat.c (lambda_matrix_inverse_hard): Use gcc_assert
37         and gcc_unreachable instead of abort.
38         * lambda.h (lambda_vector_min_nz): Likewise.
39         * langhooks.c lhd_set_decl_assembler_name, lhd_can_use_bit_fields_p,
40         lhd_incomplete_type_error, lhd_expand_expr, lhd_types_compatible_p,
41         lhd_gimplify_expr): Likewise.
42         * lcm.c (optimize_mode_switching): Likewise.
43         * local-alloc.c (update_equiv_regs, block_alloc, find_free_reg):
44         Likewise.
45         * loop-doloop.c (doloop_modify): Likewise.
46         * loop-invariant.c (record_use): Likewise.
47         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze, get_iv_value,
48         canon_condition, simplify_using_condition,
49         simplify_using_initial_values, shorten_into_mode,
50         canonicalize_iv_subregs, iv_number_of_iterations): Likewise.
51         * loop-unroll.c (unroll_and_peel_loops, peel_loop_completely,
52         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
53         peel_loop_simple, unroll_loop_stupid): Likewise.
54         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
55         unswitch_loop): Likewise.
56         * loop.c (gen_prefetch, loop_optimize, rtx_equal_for_loop_p,
57         move_movables, replace_call_address, find_and_verify_loops,
58         rtx_equal_for_prefetch_p, record_giv, general_induction_var,
59         simplify_giv_expr, check_ext_dependent_givs, try_copy_prop,
60         loop_giv_dump): Likewise.
61         * loop.h (INSN_LUID): Likewise.
62         * modulo-sched.c (normalize_sched_times, generate_prolog_epilog,
63         sms_schedule, check_nodes_order): Likewise.
64         * optabs.c (gen_conditional, add_equal_note, expand_simple_binop,
65         expand_twoval_unop, expand_twoval_binop, expand_twoval_binop_libfunc,
66         expand_simple_unop, emit_no_conflict_block, prepare_cmp_insn,
67         emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
68         prepare_float_lib_cmp, gen_add2_insn, have_add2_insn, gen_sub2_insn,
69         have_sub2_insn, expand_float, expand_fix, debug_optab_libfuncs):
70         Likewise.
71         * opts.c (common_handle_option): Likewise.
72         * params.c (set_param_value): Likewise.
73         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
74         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,hash_scan_set,
75         reg_set_between_after_reload_p, reg_used_between_after_reload_p,
76         get_avail_load_store_reg, eliminate_partially_redundant_load):
77         Likewise.
78         * postreload.c (reload_cse_simplify_set, reload_combine_note_use):
79         Likewise.
80         * predict.c (tree_predicted_by_p, expected_value_to_br_prob,
81         propagate_freq, expensive_function_p): Likewise.
82         * pretty-print.c (pp_base_format_text)
83         * profile.c (instrument_edges, instrument_values,
84         compute_branch_probabilities, branch_prob, union_groups,
85         end_branch_prob, tree_register_profile_hooks): Likewise.
86
87 2004-09-10  Jan Hubicka  <jh@suse.cz>
88
89         * tree-ssa-dce.c (remove_dead_stmt): Update profile.
90         * tree-split_edge.c (tree_split_edge): Likewise.
91         (thread_jumps): Likewise.
92
93 2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
94
95         * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
96         typos.
97
98 2004-09-10  Paolo Bonzini  <bonzini@gnu.org>
99
100         * cgraph.h (cgraph_dump_file): Do not declare.
101         * cgraphunit.c (cgraph_dump_file): Declare as static.
102         (init_cgraph): New.
103         * toplev.c (cgraph_dump_file): Do not declare.
104         (compile_file): Call init_cgraph.
105         * tree-dump.c (dump_files): Add IPA dump file, remove
106         XML dump of call graph.
107         (get_dump_file_name): Support IPA dump file naming scheme.
108         * tree.h (enum tree_dump_index): Add IPA dump file, remove
109         XML dump of call graph.
110         * doc/invoke.texi (Debugging Options): Document the new options.
111
112 2004-09-10  Richard Sandiford  <rsandifo@redhat.com>
113
114         * doc/extend.texi: Document the FR-V built-in functions.
115
116 2004-09-09  James E Wilson  <wilson@specifixinc.com>
117
118         * doc/sourcebuild.texi: Delete libbanshee reference.
119
120 2004-09-10  Kelley Cook  <kcook@gcc.gnu.org>
121
122         * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
123
124 2004-09-09  James E Wilson  <wilson@specifixinc.com>
125
126         * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
127         before calling vector_types_convertible_p.
128         (digest_init): Check that inside_init has VECTOR_TYPE before calling
129         vector_types_convertible_p.  Don't give another error if
130         convert_for_assignment returns error_mark_node.
131
132 2004-09-09  Roger Sayle  <roger@eyesopen.com>
133
134         PR middle-end/17055
135         * fold-const.c (build_zero_vector): New function to construct a
136         vector (either floating point or integer) of zeros.
137         (fold_convert): Internally, enable conversions of integer zero
138         to arbitrary vector types, using the new build_zero_vector.
139
140 2004-09-09  Roger Sayle  <roger@eyesopen.com>
141
142         * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
143         expand a left shift by an immediate constant as either an ashl or
144         a sequence of additions.
145         (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
146         instead of calling gen_ashlsi3 with a constant directly.
147
148 2004-09-09  Roger Sayle  <roger@eyesopen.com>
149
150         * config/i386/i386.c (ix86_split_long_move): When optimizing for
151         size, and the low and high parts of a DImode constant are equal,
152         copy one register to another instead of loading the same immediate
153         value twice.
154
155 2004-09-09  Richard Henderson  <rth@redhat.com>
156
157         PR middle-end/17367
158         * function.c (assign_parm_setup_block): Only put PARALLELs into
159         a register if use_register_for_decl.
160
161 2004-09-09  Eric Christopher  <echristo@redhat.com>
162
163         * ra-colorize.c (reset_lists): Move variable declaration inside
164         ENABLE_CHECKING to avoid unused variable warnings when
165         not --enable-checking.
166         (check_colors): Ditto.
167
168 2004-09-09  Mike Stump  <mrs@apple.com>
169
170         * version.c (version_string): Bump to 4.0.0.
171         * doc/include/gcc-common.texi (version-GCC): Likewise.
172
173 2004-09-10  Jakub Jelinek  <jakub@redhat.com>
174
175         * doc/extend.texi (nothrow attribute): The attribute is not
176         implemented in 3.2 and earlier.
177
178 2004-09-09  Steve Ellcey  <sje@cup.hp.com>
179
180         * genrecog.c (compute_predicate_codes): Use op0_codes
181         instead of codes.
182
183 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
184
185         * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
186         implementation changes.
187
188 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
189
190         * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
191         a PARALLEL instead of a SET due to added clobbers.
192
193 2004-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
194
195         * reload.c (find_reloads_address): Pass correct operand to
196         maybe_memory_address_p.
197
198 2004-09-09  Daniel Berlin  <dberlin@dberlin.org>
199
200         * Makefile.in: Remove libbanshee, tree-alias-*.
201         Remove tree-alias-common.h dependencies.
202         * common.opt: Remove -ftree-points-to.
203         * configure.ac: Remove libbanshee.
204         * flags.h: Remove pta_type, flag_tree_points_to.
205         * gengtype.c (open_base_files): Remove tree-alias-type.h.
206         * opts.c (OPT_ftree_points_to): Remove.
207         * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
208         * tree-dfa.c: Remove tree-alias-common.h
209         * tree-into-ssa.c: Ditto.
210         * tree-outof-ssa.c: Ditto.
211         * tree-ssa-copyrename.c: Ditto.
212         * tree-ssa-live.c: Ditto.
213         * tree-optimize.c: Ditto.
214         * tree-ssa.c: Ditto.
215         Remove pass_build_pta, pass_del_pta.
216         * tree-pass.h: Ditto.
217         * tree-ssa-alias.c: Remove tree-alias-common.h.
218         (struct alias_stats_d): Remove pta_queries, pta_resolved.
219         (pass_may_alias): Remove PROP_pta requirement.
220         (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
221         (get_tmt_for): Ditto.
222         (dump_alias_stats): Ditto.
223         * doc/passes.texi: Remove blurb about points-to analysis.
224         * fortran/Make-lang.in: Remove tree-alias-*.o.
225
226 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
227
228         * genattrtab.c (write_insn_cases): New function, split out from
229         write_attr_case.  Correctly handle define_peepholes when printing
230         the instruction name.
231         (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
232
233 2004-09-09  Hans-Peter Nilsson  <hp@axis.com>
234
235         PR target/17377
236         * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
237         * config/cris/cris.c (cris_return_address_on_stack): New function.
238         * config/cris/cris.md ("return"): For location of return address,
239         also check cris_return_address_on_stack.
240
241 >>>>>>> 2.5354
242 2004-09-09  Diego Novillo  <dnovillo@redhat.com>
243
244         * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
245         calling phi_ssa_name_p.
246
247 2004-09-09  Richard Henderson  <rth@redhat.com>
248
249         PR c/17322
250         * c-typeck.c (valid_compound_expr_initializer): Use only
251         initializer_constant_valid_p, and not TREE_CONSTANT.
252         (digest_init): Likewise.
253         (output_init_element): Likewise.
254
255 2004-09-09  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
256
257         * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
258         live_out_1, prune_hardregs_for_mode, init_one_web_common,
259         reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
260         record_conflict, compare_and_free_webs, init_webs_defs_uses,
261         parts_to_webs_1, parts_to_webs, reset_conflicts,
262         check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
263         ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
264         * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
265         put_move, remove_move, combine, select_spill, colorize_one_web,
266         try_recolor_web, insert_coalesced_conflicts, check_colors,
267         break_precolored_alias, restore_conflicts_from_coalesce,
268         sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
269         * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
270         reloads_to_loads, rewrite_program2, emit_colors): Likewise.
271         * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
272         check_df): Likewise.
273         * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
274         real_arithmetic, real_compare, real_exponent, real_ldexp,
275         real_identical, real_to_integer, real_to_integer2, real_to_decimal,
276         real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
277         real_digit, real_nan, real_maxval, round_for_format, real_convert,
278         real_to_target, real_from_target, real_hash, encode_ieee_single,
279         encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
280         encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
281         encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
282         * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
283         extract_insn, peep2_next_insn, peep2_reg_dead_p,
284         peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
285         if_test_bypass_p): Likewise.
286         * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
287         stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
288         emit_swap_insn, swap_to_top, move_for_stack_reg,
289         subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
290         compensate_edge, convert_regs_1): Likewise.
291         * regclass.c (init_reg_sets, init_reg_sets_1,
292         memory_move_secondary_cost): Likewise.
293         * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
294         Likewise.
295         * reload.c (push_secondary_reload, find_valid_class, push_reload,
296         operands_match_p, decompose, immune_p, find_reloads,
297         find_reloads_toplev, find_reloads_address_1, subst_reloads,
298         copy_replacements, refers_to_regno_for_reload_p,
299         reg_overlap_mentioned_for_reload_p): Likewise.
300         * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
301         count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
302         verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
303         reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
304         choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
305         do_output_reload, fixup_abnormal_edges): Likewise.
306         * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
307         fill_slots_from_thread, relax_delay_slots): Likewise.
308         * resource.c (mark_referenced_resources, mark_set_resources):
309         Likewise.
310         * rtl.c (copy_rtx, rtx_equal_p): Likewise.
311         * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
312         dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
313         subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
314         find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
315         hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
316         * rtlhooks.c (gen_lowpart_general): Likewise.
317         * sbitmap.c (sbitmap_difference): Likewise.
318         * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
319         sched_analyze, add_forward_dependence): Likewise.
320         * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
321         * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
322         schedule_insns): Likewise.
323         * sched-vis.c (print_pattern): Likewise.
324         * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
325         * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
326         simplify_const_relational_operation, simplify_ternary_operation,
327         simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
328         Likewise.
329         * sreal.c (copy, sreal_sub, sreal_div): Likewise.
330         * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
331         resolve_operand_name_1, expand_return, expand_decl,
332         expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
333         * stor-layout.c (put_pending_size, smallest_mode_for_size,
334         int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
335         set_sizetype, get_mode_bounds): Likewise.
336
337 2004-09-09  Zack Weinberg  <zack@codesourcery.com>
338
339         * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
340         * config/arm/pecoff.h, config/i386/beos-elf.h
341         * config/i386/cygming.h, config/i386/i386-interix.h:
342         Define MULTIPLE_SYMBOL_SPACES to 1, not nothing.  Remove
343         comment cloned from manual.
344         * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
345
346 2004-09-09  Frank Ch. Eigler  <fche@redhat.com>
347
348         * builtins.c (build_va_arg_indirect_ref): New function.
349         (std_gimplify_va_arg_expr): Call it instead of mudflap check and
350         build_fold_indirect_ref.
351         * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
352         * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
353         * tree.h: Declare new function.
354
355 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
356
357         * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
358         dumping for development builds.
359         * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
360         development builds only.
361         * genattrtab.c (write_eligible_delay): Fix typo in previous
362         commit.
363         * tree.c (iterative_hash_expr): Replace gcc_unreachable with
364         gcc_assert.
365
366 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
367
368         * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
369         cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
370         process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
371         hoist_code, extract_mentioned_regs_helper, compute_store_table,
372         insert_store): Use gcc_assert and gcc_unreachable.
373         * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
374         gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
375         ggc_record_overhead): Likewise.
376         * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
377         init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
378         ggc_pop_context, clear_marks, validate_free_objects,
379         ggc_pch_read): Likewise.
380         * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
381         ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
382         ggc_push_context, check_cookies, ggc_collect,
383         ggc_print_statistics): Likewise.
384         * gimple-low.c (lower_function_body, lower_stmt,
385         lower_bind_expr): Likewise.
386         * gimplify.c (gimple_tree_eq, push_gimplify_context,
387         pop_gimplify_context, gimple_pop_condition, create_tmp_var,
388         declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
389         mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
390         gimplify_case_label_expr, gimplify_exit_block_expr,
391         canonicalize_component_ref, gimplify_compound_lval,
392         gimplify_self_mod_expr, gimplify_call_expr,
393         gimplify_init_ctor_eval, gimplify_init_constructor,
394         gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
395         gimplify_expr, check_pointer_types_r,
396         force_gimple_operand): Likewise.
397         * global.c (global_alloc, build_insn_chain): Likewise.
398         * graph.c (clean_graph_dump_file,
399         finish_graph_dump_file): Likewise.
400         gcov-io.c (gcov_open): Use GCOV_CHECK.
401
402 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
403
404         * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
405
406 2004-09-09  Jan Hubicka  <jh@suse.cz>
407
408         middle-end/17128
409         * tree-inline.c (expand_call_inline): Make overactive sanity check
410         happy.
411
412 2004-09-09  Jan Hubicka  <jh@suse.cz>
413
414         * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
415         VIEW_CONVERT_EXPR.
416
417 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
418
419         * Makefile.in (gengtype): Use $(BUILD_ERRORS).
420         (gengtype.o): Depend on errors.h.
421         * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
422         (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
423         attr_alt_subset_p, attr_alt_subset_of_compl_p,
424         attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
425         write_test_expr, write_attr_value, write_eligible_delay,
426         make_internal_attr, make_numeric_value): Likewise.
427         * genautomata.c (regexp_name, get_str_vect,
428         gen_presence_absence_set, automaton_decl_hash,
429         automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
430         decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
431         process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
432         test_unit_reserv, it_is_empty_reserv_sets,
433         reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
434         reserv_sets_and, output_cycle_reservs, get_free_state,
435         intersected_state_reservs_p, states_union, remove_arc,
436         copy_insn_regexp, transform_1, transform_2, transform_3,
437         regexp_transform_func, store_alt_unit_usage,
438         check_regexp_units_distribution, process_seq_for_forming_states,
439         process_alts_for_forming_states, make_automaton,
440         form_arcs_marked_by_insn, create_composed_state,
441         set_out_arc_insns_equiv_num, partition_equiv_class,
442         process_insn_equiv_class, set_insn_equiv_classes,
443         units_to_automata_heuristic_distr, form_regexp,
444         longest_path_length, output_dfa_max_issue_rate, add_vect,
445         out_state_arcs_num, add_vect_el, output_trans_table,
446         output_state_alts_table, output_dead_lock_vect,
447         output_max_insn_queue_index_def,
448         output_min_insn_conflict_delay_func,
449         output_internal_insn_latency_func, output_print_reservation_func,
450         output_cpu_unit_reservation_p, output_state_arcs,
451         make_insn_alts_attr, make_internal_dfa_insn_code_attr,
452         make_default_insn_latency_attr,
453         form_important_insn_automata_lists): Likewise.
454         * genemit.c (gen_exp, output_add_clobbers,
455         output_added_clobbers_hard_reg_p): Likewise.
456         * genextract.c (print_path, main): Likewise.
457         * genflags.c (gen_macro): Likewise.
458         * gengenrtl.c: Include errors.h
459         (type_from_format, accessor_from_format): Likewise.
460         * gengtype.c (get_file_basename, output_mangled_typename,
461         walk_type, write_types_process_field,
462         write_types_local_process_field): Likewise.
463         * genmodes.c (complete_mode): Likewise.
464         * genopinit.c (gen_insn): Likewise.
465         * genoutput.c (output_insn_data, check_constraint_len,
466         constraint_len): Likewise.
467         * genpreds.c (add_mode_tests):Likewise.
468         * gen-protos.c (add_hash): Likewise.
469         * genrecog.c (find_operand, find_matching_operand,
470         validate_pattern, add_to_sequence, maybe_both_true,
471         nodes_identical_1, merge_trees, write_switch, write_cond,
472         write_action, is_unconditional, make_insn_sequence,
473         debug_decision_2): Likewise.
474         * gensupport.c (is_predicable, collect_insn_data,
475         alter_predicate_for_insn, maybe_eval_c_test): Likewise.
476
477 2004-09-09  Jan Hubicka  <jh@suse.cz>
478
479         * basic-block.h (guess_outgoing_edge_probabilities): Declare.
480         * cfgbuild.c (compute_outgoing_frequencies): When probability is
481         missing, guess it.
482         (find_many_sub_basic_blocks): Do update profile only when it is
483         present.
484         * predict.c (set_even_probabilities): Break out from ...
485         (combine_predictions_for_insn): ... here; deal with
486         !can_predict_insn_p insns.
487         (combine_predictions_for_bb): Use set_even_probabilities.
488         (bb_estimate_probability_locally): Break out from ....
489         (estimate_probability): ... here.
490         (guess_outgoing_edge_probabilities): New entry point.
491
492 2004-09-09  Nathan Sidwell  <nathan@codesourcery.com>
493
494         * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
495         handle_braces, process_brace_body, main, used_arg,
496         set_multilib_dir, print_multilib_info): Use fatal, not abort.
497
498         * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
499
500         * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
501         * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
502         Morgan's theorem in last checkin.
503
504 2004-09-09  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
505             Nathan Sidwell  <nathan@codesourcery.com>
506
507         * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
508         Use gcc_assert, gcc_unreachable & internal_error instead of abort.
509         * timevar.c (timevar_push, timevar_pop, timevar_start,
510         timevar_stop): Likewise.
511         * toplev.c (default_pch_valid_p): Likewise.
512         * tracer.c (tail_duplicate): Likewise.
513         * tree-alias-common.c (get_alias_var_decl,
514         get_values_from_constructor, create_alias_var, delete_alias_vars,
515         empty_points_to_set, same_points_to_set, ptr_may_alias_var):
516         Likewise.
517         * tree.c (tree_size, make_node_stat, copy_node_stat,
518         build_int_cst_wide, integer_all_onesp, list_length, chainon,
519         tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
520         substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
521         build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
522         lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
523         build_method_type_directly, decl_type_context, get_callee_fndecl,
524         get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
525         tree_fold_gcd): Likewise.
526         * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
527         make_cond_expr_edges, group_case_labels, tree_merge_blocks,
528         cleanup_control_expr_graph, find_taken_edge,
529         find_taken_edge_switch_expr, phi_alternatives_equal,
530         is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
531         stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
532         tree_split_edge, tree_verify_flow_info, thread_jumps,
533         tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
534         * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
535         chrec_fold_multiply_poly_poly): Likewise.
536         * tree-complex.c (extract_component, expand_complex_division,
537         expand_complex_comparison, expand_complex_operations_1,
538         build_replicated_const, expand_vector_operations_1): Likewise.
539         * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
540         build_classic_dir_vector): Likewise.
541         * tree-dfa.c (compute_immediate_uses_for_phi,
542         compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
543         create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
544         * tree-dump.c (dequeue_and_dump): Likewise.
545         * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
546         record_in_finally_tree, replace_goto_queue_1,
547         maybe_record_in_goto_queue, verify_norecord_switch_expr,
548         do_return_redirection): Likewise.
549         * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
550         add_to_dst_predicate_list, find_phi_replacement_condition,
551         replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
552         Likewise.
553         * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
554         initialize_inlined_parameters, declare_return_variable,
555         estimate_num_insns_1, expand_call_inline, expand_calls_inline,
556         optimize_inline_calls, copy_tree_r): Likewise.
557         * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
558         ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
559         * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
560         tsi_split_statement_list_after, tsi_split_statement_list_before):
561         Likewise.
562         * tree-mudflap.c (mf_varname_tree): Likewise.
563         * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
564         lookup_tramp_for_decl, convert_all_function_calls): Likewise.
565         * tree-optimize.c (tree_rest_of_compilation): Likewise.
566         * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
567         coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
568         free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
569         Likewise.
570         * tree-phinodes.c (resize_phi_node, add_phi_arg,
571         remove_all_phi_nodes_for): Likewise.
572         * tree-pretty-print.c (op_prio, print_call_name): Likewise.
573         * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
574         tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
575         * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
576         sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
577         generate_one_element_ref, generate_element_copy,
578         generate_element_zero, scalarize_copy, scalarize_init,
579         scalarize_ldst): Likewise.
580         * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
581         add_may_alias, add_pointed_to_expr, add_pointed_to_var,
582         collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
583         * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
584         * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
585         set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
586         widen_bitfield, ccp_fold_builtin): Likewise.
587         * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
588         replace_exp_1, propagate_tree_value): Likewise.
589         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
590         * tree-ssa-dce.c (set_control_dependence_map_bit,
591         find_control_dependence, find_pdom, mark_operand_necessary,
592         mark_stmt_if_obviously_necessary,
593         mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
594         * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
595         simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
596         eliminate_redundant_computations, avail_expr_eq): Likewise.
597         * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
598         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
599         duplicate_blocks): Likewise.
600         * tree-ssa-loop-im.c (for_each_index, set_level,
601         is_call_clobbered_ref): Likewise.
602         * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
603         stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
604         find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
605         peel_address, ptr_difference_cost, may_replace_final_value,
606         determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
607         rewrite_use, rewrite_uses): Likewise.
608         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
609         check_loop_closed_ssa_use): Likewise.
610         * tree-ssanames.c (make_ssa_name): Likewise.
611         * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
612         finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
613         get_stmt_operands, get_expr_operands, get_asm_expr_operands,
614         get_indirect_ref_operands, add_stmt_operand): Likewise.
615         * tree-ssa-pre.c (value_exists_in_set_bitmap,
616         value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
617         phi_translate, valid_in_set, compute_antic,
618         find_or_generate_expression, create_expression_by_pieces, insert_aux,
619         create_value_expr_from, eliminate): Likewise.
620         * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
621         * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
622         Likewise.
623         * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
624         eliminate_tail_call): Likewise.
625         * tree-vectorizer.c (vect_create_index_for_array_ref,
626         vect_align_data_ref, vect_create_data_ref,
627         vect_create_destination_var, vect_get_vec_def_for_operand,
628         vect_finish_stmt_generation, vect_transform_stmt,
629         vect_transform_loop_bound, vect_transform_loop,
630         vect_analyze_operations): Likewise.
631         * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
632         Likewise.
633         * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
634         get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
635         bsi_after_labels, bsi_last): Likewise.
636         * tree-ssa-live.c (var_union, change_partition_var,
637         create_ssa_var_map, calculate_live_on_entry, root_var_init,
638         type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
639         Likewise.
640         * tree-ssa-live.h (partition_is_global, live_entry_blocks,
641         tpa_find_tree): Likewise.
642         (register_ssa_partition_check): Declare.
643         (register_ssa_partition): use it.
644         * tree-ssa-live.c: Include errors.h.
645         (register_ssa_partition_check): New.
646         * tree-ssa-operands.c: Include errors.h.
647         * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
648
649 2004-09-09  Richard Sandiford  <rsandifo@redhat.com>
650             Catherine Moore  <clm@redhat.com>
651
652         * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
653         (FRV_CPU_FR405): New processor enums.
654         (frv_issue_rate, frv_acc_group): Declare.
655         * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
656         (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
657         (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
658         (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
659         (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
660         handled by CPP_SPEC.
661         (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
662         (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
663         (ACC_MASK): New macro.
664         (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
665         (TARGET_MEDIA_FR450): New macro.
666         (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
667         (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
668         (LABEL_ALIGN_AFTER_BARRIER): Define.
669         (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
670         (IACC_FIRST, IACC_LAST): New pair of SPRs.
671         (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
672         (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
673         (REGISTER_NAMES): Add entries for new registers.
674         (REG_CLASS_CONTENTS): Update for new register ranges.
675         (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
676         (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
677         (PACKING_FLAG_USED_P): Delete.
678         (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
679         (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
680         (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
681         (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
682         (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
683         (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
684         (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
685         (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
686         (CPU_UNITS_QUERY): Define to 1.
687         * config/frv/frv.c: Include gt-frv.h
688         (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
689         (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
690         (frv_insn_group): New enumeration.
691         (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
692         (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
693         (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
694         (REGSTATE_CONDJUMP): Delete.  Shuffle other numbers to cover the
695         gap left by REGSTATE_LIVE.
696         (regstate_t): New typedef.
697         (TARGET_MACHINE_DEPENDENT_REORG): Define.
698         (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
699         (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
700         Initialize frv_unit_codes[] and frv_type_to_unit[].
701         (frv_conditional_register_usage): Remove redundant fixing of
702         accumulator registers.
703         (frv_insn_packing_flag): Update specification.
704         (frv_function_prologue): Don't set frv_insn_packing_flag here.
705         Zero out frv_nops[].
706         (frv_expand_epilogue): Remove comments about the no-longer-present
707         SIBCALL_P argument.
708         (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
709         PACKING_FLAG_USED_P() when deciding whether to pack instructions.
710         (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
711         of the new meaning of frv_insn_packing_flag.  Emit an mnop.p if
712         packing is disabled and if INSN can only issue to M1.
713         (call_operand): Check TARGET_LONG_CALLS.
714         (acc_operand, even_acc_operand, quad_acc_operand)
715         (accg_operand): Simplify.  Don't accept pseudo registers.
716         (output_move_single): Handle SPR<-zero moves.
717         (frv_issue_rate): Make non-static.  Handle FRV_CPU_{FR550,FR450,FR405}.
718         (frv_registers_update, frv_registers_used_p): Delete.
719         (frv_registers_set_p): Delete.
720         (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
721         (frv_issues_to_branch_unit_p): New function.
722         (frv_packet): New structure.
723         (frv_cond_flags, frv_regstate_conflict_p): New functions.
724         (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
725         (frv_registers_update_1, frv_registers_update): New functions.
726         (frv_start_packet, frv_start_packet_block, frv_finish_packet)
727         (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
728         (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
729         (frv_sort_insn_group, frv_reorder_packet): New functions.
730         (frv_pack_insns): Use frv_reorder_packet.
731         (frv_packet_address): New variable.
732         (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
733         (frv_register_nop, frv_reorg): New functions.
734         (bdesc_1arg): Add __SCUTSS.
735         (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
736         __SUBSS, __SLASS and __SCAN.
737         (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
738         (bdesc_int_void2arg, bdesc_prefetches): New arrays.
739         (frv_init_builtins): Register the above builtins.
740         (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
741         registers.  Turn the referenced accumulators into global registers.
742         (frv_read_iacc_argument): New function.
743         (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
744         (frv_split_iacc_move): New function.
745         (frv_expand_builtin): Handle the new builtins.
746         * config/frv/frv.md: Replace old schedulers with new order-independent
747         ones.  Add schedulers for the FR405, FR450 and FR550.  Describe new
748         packing algorithm.
749         (cpu): Add fr550, fr450 and fr405.
750         (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
751         mqshift.  Replace fmas with fsmadd and fmad with fdmadd.  Delete m7.
752         (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
753         (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
754         (fnop, mnop): New patterns.
755         (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
756         New constants.
757         (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
758         (mclracca8): Use ACC_MASK to determine the upper set of accumulator
759         registers.
760         (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
761         (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
762         (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
763         (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
764         (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
765         (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
766         (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
767         (frv_prefetch0, frv_prefetch): New patterns.
768         * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
769         -mcpu=simple.  Add -mcpu=fr550.
770         (MULTILIB_DIRNAMES): Update accordingly.
771         (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
772         -mcpu=fr450.
773         * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
774         -mlong-calls and -malign-labels options for FR-V.
775
776 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
777
778         PR c/8420
779         * c-tree.h (struct c_declspecs): New.
780         (struct c_declarator, struct c_type_name, struct c_parm): Update
781         element types.
782         (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
783         start_function, start_decl, build_c_parm,
784         make_pointer_declarator): Update prototypes.
785         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
786         declspecs_add_scspec, declspecs_add_attrs): New.
787         (split_specs_attrs): Remove.
788         * c-parse.in (%union): Add dsptype.
789         (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
790         declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
791         declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
792         declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
793         declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
794         declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
795         declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
796         declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
797         declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
798         declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
799         maybe_type_quals_attrs): Change to dsptype.
800         (struct c_declspec_stack): New.
801         (current_declspecs, declspec_stack): Change type.
802         (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
803         structures.
804         (extdefs): Likewise.
805         (setspecs): Likewise.
806         (fndef): Use current_declspecs for empty declspecs list.
807         (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
808         declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
809         declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
810         declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
811         declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
812         declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
813         declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
814         declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
815         structures and helper functions.  Update comments.
816         (typespec_nonattr): Correct comment.
817         (maybe_type_quals_attrs, typename): Update to new structures.
818         * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
819         shadow_tag, shadow_tag_warned, start_function, start_decl,
820         build_c_parm, make_pointer_declarator,
821         set_array_declarator_inner, groktypename): Update to new
822         structures.
823         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
824         declspecs_add_scspec, declspecs_add_attrs): New.
825         (split_specs_attrs): Remove.
826         (shadow_tag_warned): Make warning for useless type names a
827         pedwarn.  Give hard error for long, short, signed, unsigned or
828         _Complex used with struct, union or enum in empty declaration.
829         Make found_tag a bool.
830         (grokdeclarator): Remove checks now done at parse time.
831
832 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
833
834         * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
835         c_declarator, struct c_type_name, struct c_parm): New.
836         (build_array_declarator, set_array_declarator_inner,
837         get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
838         start_function, start_decl, build_c_parm, build_attrs_declarator,
839         build_function_declarator, make_pointer_declarator, c_cast_expr,
840         store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
841         (build_id_declarator): New.
842         * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
843         structures.
844         * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
845         ARG_INFO_OTHERS): Remove.
846         (build_id_declarator): New.
847         (build_array_declarator, set_array_declarator_inner, groktypename,
848         start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
849         grokfield, start_function, store_parm_decls_newstyle,
850         store_parm_decls_oldstyle, store_parm_decls,
851         build_c_parm, build_attrs_declarator, build_function_declarator,
852         make_pointer_declarator, grokdeclarator): Update to new
853         structures.
854         * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
855         parmtype.
856         (declarator, notype_declarator, after_type_declarator,
857         parm_declarator, parm_declarator_starttypename,
858         parm_declarator_nostarttypename, array_declarator, typename,
859         absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
860         absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
861         parmlist_1, parmlist_2, parmlist_or_identifiers,
862         parmlist_or_identifiers_1): Use these types.
863         (primary, after_type_declarator, parm_declarator_starttypename,
864         notype_declarator, component_decl, component_declarator,
865         component_notype_declarator, typename, absdcl,
866         absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
867         parmlist_2, parmlist_or_identifiers_1): Update to new structures.
868
869 2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>
870
871         * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
872         in_typeof, record_maybe_used_decl, pop_maybe_used,
873         c_expr_sizeof_expr, c_expr_sizeof_type): New.
874         * c-decl.c (parser_obstack): New.
875         (c_init_decl_processing): Initialize parser_obstack.
876         (c_write_global_declarations_1): Check for used but undefined
877         static functions.
878         * c-parse.in (%union): Add otype.
879         (save_obstack_position): New.
880         (extdefs): Use it.
881         (unary_expr): Update in_sizeof and in_alignof.  Use
882         c_expr_sizeof_expr and c_expr_sizeof_type.
883         (sizeof): Update in_sizeof.
884         (alignof): Update in_alignof.
885         (typeof): Update in_typeof.
886         (typespec_nonreserved_nonattr): Call pop_maybe_used.
887         * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
888         maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
889         pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
890         (build_external_ref): Set C_DECL_USED or call
891         record_maybe_used_decl if appropriate.
892         * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
893
894 2004-09-08  Eric Christopher  <echristo@redhat.com>
895
896         * builtins.c: Fix prototype for fold_builtin_atan.
897
898 2004-09-08  Eric Christopher  <echristo@redhat.com>
899
900         * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
901         fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
902         fold_builtin_atan): New functions. Migrate function bodies...
903         (fold_builtin_1): ... from here.
904
905 2004-09-09  Alan Modra  <amodra@bigpond.net.au>
906
907         * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
908         save_size.
909
910 2004-09-08  David Edelsohn  <edelsohn@gnu.org>
911
912         * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
913         * config/rs6000/power5.md (power5-lmul): Same.
914
915 2004-09-08  Richard Henderson  <rth@redhat.com>
916
917         PR rtl-opt/17186
918         * function.c (expand_function_end): Have fall-off-the-end
919         return path jump around return register setup.
920
921 2004-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
922
923         * config/sparc/sparc.c (sparc_indent_opcode): New variable.
924         (output_return): Do not test for the presence of the 'unimp' insn.
925         Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
926         as predicates instead of custom ones.  Return raw strings when
927         possible.
928         (output_sibcall): Likewise.  Concatenate strings.
929         (output_ubranch): Remove kludge for TurboSPARC.
930         (output_cbranch): Remove 'noop' parameter.  Do not output 'nop'.
931         (output_v9branch): Likewise.
932         (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
933         <#>: Set sparc_indent_opcode if the delay slot is filled.
934         <(>: Likewise.
935         <)>: New operand to emit the displacement from the saved PC on return.
936         <@>: Remove.
937         * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
938         (ASM_OUTPUT_OPCODE): New macro.
939         (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
940         * config/sparc/sparc.md (normal_branch, inverted_branch,
941         normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
942         inverted_fpe_branch): Adjust call to output_cbranch.
943         (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
944         call to output_v9branch.
945         * config/sparc/sparc-protos.h (output_cbranch): Adjust.
946         (output_v9branch): Likewise.
947
948 2004-09-08  Devang Patel  <dpatel@apple.com>
949
950         * config/darwin.h  (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
951         -segs_read_only_addr and -segs_read_write_addr.
952         (WORD_SWITCH_TAKES_ARG): Same.
953         (LINK_SPEC): Same.
954         * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
955         -segs_read_write_addr.
956
957 2004-09-08  Richard Henderson  <rth@redhat.com>
958
959         * function.c (reference_callee_copied): New.
960         (assign_parm_setup_reg): Use it.
961         * calls.c (initialize_argument_information): Likewise.
962         (emit_library_call_value_1): Likewise.
963         * function.h (reference_callee_copied): Declare.
964
965         * target.h (struct gcc_target): Add callee_copies.
966         * target-def.h (TARGET_CALLEE_COPIES): New.
967         (TARGET_PASS_BY_REFERENCE): Update default.
968         * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
969         * targhooks.c (hook_callee_copies_named): New.
970         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
971         hook_pass_by_reference_false.
972         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
973         * targhooks.h: Update decls.
974         * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
975         * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
976         * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
977         * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
978         * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
979         * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
980         * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
981         * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
982         * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
983         * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
984         (mips_callee_copies): New.
985         * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
986         * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
987         * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
988         * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
989         * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
990         * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
991         * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
992         * config/sh/sh.c (sh_callee_copies): New.
993         (TARGET_CALLEE_COPIES): New.
994         * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
995         * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
996         * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
997         * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
998         for FUNCTION_ARG_CALLEE_COPIES.
999         * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
1000
1001 2004-09-08  Devang Patel  <dpatel@apple.com>
1002
1003         * tree-if-conv.c (find_phi_replacement_condition): Return true
1004         edge block.
1005         (replace_phi_with_cond_modify_expr): Select conditional expr args
1006         based on true edge basic block.
1007
1008 2004-09-08  Jan Hubicka  <jh@suse.cz>
1009
1010         * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
1011         variables being alias set.
1012
1013 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
1014
1015         * final.c (shorten_branches, final, get_insn_template,
1016         output_alternate_entry_point, final_scan_insn, alter_subreg,
1017         alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
1018         leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
1019         * fix-header.c (lookup_std_proto): Likewise.
1020         * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
1021         verify_local_live_at_start, update_life_info, mark_reg,
1022         calculate_global_regs_live, allocate_reg_life_data,
1023         init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
1024         ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
1025         attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
1026         * fold-const.c (force_fit_type, div_and_round_double,
1027         may_negate_without_overflow_p, int_const_binop, const_binop,
1028         size_binop, size_diffop, fold_convert_const, fold_convert,
1029         invert_tree_comparison, swap_tree_comparison,
1030         comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
1031         range_binop, make_range, fold_cond_expr_with_comparison,
1032         fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
1033         fold_abs_const, fold_not_const, fold_relational_const, round_up,
1034         round_down): Likewise.
1035         * function.c (find_function_data, assign_stack_temp_for_type,
1036         instantiate_virtual_regs_lossage, aggregate_value_p,
1037         assign_parm_find_entry_rtl, assign_parm_setup_block,
1038         expand_function_start, expand_function_end, keep_stack_depressed,
1039         handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
1040
1041 2004-09-08  Daniel Berlin  <dberlin@dberlin.org>
1042
1043         * Makefile.in (tree-loop-linear.o): Added.
1044         (OBJS-common): Add tree-loop-linear.o
1045         * common.opt: New flag, ftree-loop-linear.
1046         * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
1047         * tree-flow.h: Add prototype for linear_transform_loops.
1048         * tree-optimize.c: Add linear transform after vectorization.
1049         * tree-pass.h: Add struct pass_linear_transform.
1050         * tree-ssa-loop.c: Add pass_linear_transform.
1051         * tree-loop-linear.c: New file.
1052         * lambda-code.c: gcc_assertify.
1053         (gcc_loop_to_lambda_loop): Handle all exit tests.
1054         Handle case where we have (invariant >= induction var).
1055         (find_induction_var_from_exit_cond): Ditto.
1056
1057 2004-09-08  Jie Zhang  <zhangjie@magima.com.cn>
1058
1059         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
1060         memory tag is call clobbered, so are its aliases.
1061         (group_aliases): When two memory tags being grouped, if one is
1062         call clobbered, so are the other and its aliases.
1063         (add_may_alias): Remove call-clobbering stuff.
1064         (replace_may_alias): Likewise.
1065         (merge_pointed_to_info): Merge pt_global_mem
1066
1067 2004-09-08  Jan Hubicka  <jh@suse.cz>
1068
1069         * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
1070         * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
1071         (cgraph_expand_function): Remove stale cgraph edges of currently
1072         compiled function; fix non-unit-at-a-time code copying function
1073         node for later reuse.
1074
1075 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
1076
1077         * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
1078         (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
1079         (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
1080         (vec_gc_free, vec_heap_free): New.
1081         * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
1082         (DEF_VEC_P): Add allocator argument. Adjust.
1083         (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
1084         (DEF_VEC_O): Add allocator argument. Adjust.
1085         (VEC(free)): New.
1086
1087         * tree.h (tree): Define a GC'd vector.
1088         * lamba-code.c (lambda_loop): Likewise.
1089         * value-prof.h (histogram_value): Likewise.
1090
1091 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
1092
1093         * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
1094         (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
1095         gen_lowpart_common, gen_highpart, gen_highpart_mode,
1096         subreg_highpart_offset, operand_subword, operand_subword_force,
1097         mem_expr_equal_p, set_mem_attributes_minus_bitpos,
1098         set_mem_alias_set, change_address_1, verify_rtx_sharing,
1099         copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
1100         try_split, add_insn_after, add_insn_before, remove_insn,
1101         remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
1102         emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
1103         emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
1104         set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
1105         gen_const_vector_0, emit_copy_of_insn_after): Likewise.
1106         * et-forest.c (set_prev, set_next, et_check_occ_sanity,
1107         record_path_before_1, check_path_after_1, check_path_after): Likewise.
1108         * except.c (gen_eh_region, resolve_one_fixup_region,
1109         remove_unreachable_regions, convert_from_eh_region_ranges_1,
1110         add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
1111         connect_post_landing_pads, sjlj_emit_function_exit,
1112         remove_exception_handler_label, remove_eh_handler,
1113         reachable_next_level, collect_one_action_chain,
1114         output_function_exception_table): Likewise.
1115         * explow.c (trunc_int_for_mode, copy_to_mode_reg,
1116         optimize_save_area_alloca, allocate_dynamic_stack_space,
1117         probe_stack_range, hard_function_value): Likewise.
1118         * expmed.c (mode_for_extraction, store_bit_field,
1119         store_fixed_bit_field, extract_bit_field, expand_shift,
1120         expand_mult_const, expand_mult, choose_multiplier,
1121         expand_mult_highpart, expand_divmod, emit_store_flag,
1122         do_cmp_and_jump): Likewise.
1123         * expr.c (convert_move, convert_modes, move_by_pieces,
1124         move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
1125         move_block_from_reg, gen_group_rtx, emit_group_load,
1126         emit_group_move, emit_group_store, use_reg, use_regs,
1127         can_store_by_pieces, store_by_pieces, store_by_pieces_1,
1128         emit_move_insn, emit_move_insn_1, emit_push_insn,
1129         expand_assignment, store_expr, count_type_elements,
1130         store_constructor, store_field, safe_from_p, expand_var,
1131         expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
1132
1133 2004-09-08  Nathan Sidwell  <nathan@codesourcery.com>
1134
1135         * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
1136         gcc_assert and gcc_unreachable.
1137         * ddg.c (create_ddg_dependence, add_deps_for_def,
1138         add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
1139         * df.c (df_ref_unlink, df_ref_record, df_uses_record,
1140         df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
1141         df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
1142         df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
1143         df_bb_reg_live_end_p, df_bb_regs_lives_compare,
1144         df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
1145         dataflow_set_copy, hybrid_search, diagnostic.c,
1146         diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
1147         * dojump.c (do_jump): Likewise.
1148         * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
1149         compute_dom_fast_query, calculate_dominance_info,
1150         free_dominance_info, get_immediate_dominator,
1151         set_immediate_dominator, get_dominated_by,
1152         redirect_immediate_dominators, nearest_common_dominator,
1153         dominated_by_p, verify_dominators, recount_dominator,
1154         iterate_fix_dominators, add_to_dominance_info,
1155         delete_from_dominance_info): Likewise.
1156         * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
1157         dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
1158         dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
1159         * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
1160         initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
1161         flush_queued_reg_saves, dwarf2out_frame_debug_expr,
1162         dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
1163         output_call_frame_info, output_loc_operands, build_cfa_loc,
1164         decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
1165         AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
1166         AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
1167         splice_child_die, attr_checksum, same_dw_val_p,
1168         break_out_includes, build_abbrev_table, size_of_die, mark_dies,
1169         unmark_dies, value_format, output_loc_list, output_die,
1170         output_pubnames, output_aranges, base_type_die, is_base_type,
1171         modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
1172         mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
1173         field_byte_offset, add_data_member_location_attribute,
1174         add_const_value_attribute, rtl_for_decl_location,
1175         add_location_or_const_value_attribute, add_byte_size_attribute,
1176         add_bit_offset_attribute, add_bit_size_attribute,
1177         add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
1178         decl_start_label, gen_formal_parameter_die,
1179         gen_type_die_for_member, gen_subprogram_die, gen_label_die,
1180         gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
1181         force_decl_die, force_type_die, gen_decl_die,
1182         dwarf2out_imported_module_or_decl, prune_unused_types_prune,
1183         dwarf2out_finish): Likewise.
1184
1185 2004-09-08  Andreas Tobler  <toa@pop.agri.ch>
1186
1187         * Makefile.in (builtins.o): Depend on tree-mudflap.h.
1188         * builtins.c: Include tree-mudflap.h.
1189
1190 2004-09-08  Uros Bizjak  <uros@kss-loka.si>
1191
1192         * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1193         force operand 0.0 into register in XFmode. Also do not force
1194         operand 0.0 into register if !TARGET_CMOVE.
1195         * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
1196         (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
1197         implement ftst x87 instruction.
1198         (*fp_jcc_7): New insn pattern. Change corresponding split
1199         pattern to handle "general_operand" instead of
1200         "nonimmediate_operand".
1201
1202 2004-09-08  Ben Elliston  <bje@au.ibm.com>
1203
1204         * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
1205
1206 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
1207
1208         * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
1209         generated from standard va_arg expansion.
1210         * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
1211         marked nodes.
1212         (mf_varname_tree, mf_file_function_line_tree): Add some support
1213         for column numbers if compiled with USE_MAPPED_LOCATION.
1214
1215 2004-09-07  Ziemowit Laski  <zlaski@apple.com>
1216
1217         * c-decl.c (groktypename_in_parm_context): Remove function.
1218         * c-tree.h (groktypename_in_parm_context): Remove prototype.
1219
1220 2004-09-07  Ziemowit Laski  <zlaski@apple.com>
1221
1222         * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
1223         * c-parse.in: Include c-common.h instead of objc-act.h.
1224         (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
1225         myparms, myparm): Remove %type declarations.
1226         (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
1227         objc_typename, objc_try_catch_stmt, optellipsis): Add %type
1228         declarations.
1229         (objc_inherit_code, objc_public_flag): Remove.
1230         (typespec_nonreserved_nonattr): Call
1231         objc_get_protocol_qualified_type() instead of get_static_reference()
1232         and get_protocol_reference().
1233         (stmt_nocomp): Call grokparm() on @catch parameter.
1234         (objcdef): Move semantic action to objc_finish_implementation().
1235         (classdef): Move semantic action to objc_start_class_interface(),
1236         objc_continue_interface(), objc_finish_interface(),
1237         objc_start_class_implementation(), objc_continue_implementation(),
1238         objc_start_category_interface() and
1239         objc_start_category_implementation().
1240         (protocoldef): Move semantic actions to objc_start_protocol() and
1241         objc_finish_interface().
1242         (ivar_decl_list): Remove nonterminal.
1243         (visibility_spec): Move semantic actions to objc_set_visibility().
1244         (ivar_decls): Remove assignment to $$.
1245         (ivar_decl): Rephrase in terms of component_decl; call
1246         objc_add_instance_variable().
1247         (ivars, ivar_declarator): Remove nonterminals.
1248         (opt_semi): New nonterminal.
1249         (methodtype): Remove semantic actions.
1250         (methoddef): Move semantic actions to objc_set_method_type(),
1251         objc_start_method_definition() and objc_finish_method_definition().
1252         (methodproto): Move semantic actions to objc_set_method_type() and
1253         objc_add_method_declaration().
1254         (methoddecl): Use objc_typename instead of typename; move semantic
1255         actions to objc_build_method_signature().
1256         (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
1257         (optparmlist): Express in terms of optparms and optellipsis.
1258         (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
1259         nonterminals.
1260         (keyworddecl): Use objc_typename instead of typename.
1261         (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
1262         and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
1263
1264 2004-09-08  Alan Modra  <amodra@bigpond.net.au>
1265
1266         * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
1267         (MD_FALLBACK_FRAME_STATE_FOR): Update.
1268         * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
1269         (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
1270         (MD_FROB_UPDATE_CONTEXT): Remove default.
1271         (uw_update_context_1): Instead #ifdef invocation.
1272         * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
1273         (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
1274         * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
1275         (MD_UNWIND_SUPPORT): Undefine this instead.
1276         * config/i386/gnu.h: Likewise.
1277         * config/alpha/linux-unwind.h: New file, macro converted to
1278         function, extracted from..
1279         * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
1280         (MD_UNWIND_SUPPORT): Define.
1281         * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
1282         * config/i386/linux-unwind.h, config/i386/linux.h,
1283         config/i386/linux64.h: Likewise.
1284         * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
1285         MD_HANDLE_UNWABI too.
1286         * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
1287         * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
1288         * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
1289         * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
1290         * config/sparc/linux-unwind.h, config/sparc/linux.h,
1291         config/sparc/linux64.h: Likewise.
1292         * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
1293         SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
1294         * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
1295         config/rs6000/linux64.h: Likewise.  Split out get_sigcontext
1296         function.  Use ARG_POINTER_REGNUM for 32-bit temp reg too.
1297
1298 2004-09-07  Jan Hubicka  <jh@suse.cz>
1299
1300         * cse.c (fold_rtx):  Avoid building of
1301         (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
1302
1303         * tree-ssa-pre.c (grand_bitmap_obstack): New.
1304         (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
1305         (init_pre): Initialize obstack.
1306         (fini_pre): Free obstack.
1307
1308 2004-09-07  David Daney  <ddaney@avtrex.com>
1309
1310         * config.gcc: Added support for --with-divide=[breaks|traps] for
1311         mips targets.
1312         * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
1313         (TARGET_DIVIDE_TRAPS): New macro.
1314         (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
1315         (OPTION_DEFAULT_SPECS): Added --with-divide= support.
1316         * config/mips/mips.c (mips_idiv_insns): Generate proper count on
1317         GENERATE_DIVIDE_TRAPS.
1318         (mips_output_division): Emit conditional trap if
1319         GENERATE_DIVIDE_TRAPS is set.
1320         * doc/install.texi: Document --with-divide.
1321         * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
1322
1323 2004-09-07  Caroline Tice  <ctice@apple.com>
1324
1325         * cfgrtl.c (rtl_verify_flow_info_1):  Add new edge flag,
1326         EDGE_CROSSING, to flags test case.
1327
1328 2004-09-07  Jan Hubicka  <jh@suse.cz>
1329
1330         * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
1331         class too.
1332
1333 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
1334
1335         * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
1336         cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
1337         make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
1338         or gcc_unreachable.
1339         * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
1340         remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
1341         alloc_aux_for_edges, free_aux_for_edges): Likewise.
1342         * cfgcleanup.c (try_forward_edges,
1343         merge_blocks_move_predecessor_nojumps,
1344         merge_blocks_move_successor_nojumps): Likewise.
1345         * cfgexpand.c (expand_gimple_cond_expr,
1346         expand_gimple_tailcall): Likewise.
1347         * cfghooks.c (duplicate_block): Likewise.
1348         * cfglayout.c (record_effective_endpoints,
1349         insn_locators_initialize, change_scope, fixup_reorder_chain,
1350         verify_insn_chain, fixup_fallthru_exit_predecessor,
1351         duplicate_insn_chain, cfg_layout_finalize): Likewise.
1352         * cfgloopanal.c (check_irred): Likewise.
1353         * cfgloop.c (superloop_at_depth, flow_loops_free,
1354         flow_loop_entry_edges_find, flow_loops_find,
1355         flow_loop_outside_edge_p, get_loop_body,
1356         get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
1357         get_loop_exit_edges, num_loop_branches, cancel_loop,
1358         verify_loop_structure): Likewise.
1359         cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
1360         duplicate_loop_to_header_edge, create_preheader,
1361         create_loop_notes): Likewise.
1362         * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
1363         edirect_branch_edge, force_nonfallthru_and_redirect,
1364         rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
1365         commit_edge_insertions, commit_edge_insertions_watch_calls,
1366         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1367         cfg_layout_redirect_edge_and_branch_force,
1368         cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
1369         * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
1370         cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
1371         cgraph_varpool_node): Likewise.
1372         * cgraphunit.c (cgraph_finalize_function,
1373         cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
1374         cgraph_expand_function, cgraph_remove_unreachable_nodes,
1375         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
1376         cgraph_mark_inline, cgraph_expand_all_functions,
1377         cgraph_build_static_cdtor): Likewise.
1378         * combine.c  (do_SUBST, try_combine, subst, combine_simplify_rtx,
1379         simplify_logical, distribute_notes, insn_cuid): Likewise.
1380         * conflict.c (conflict_graph_add, print_conflict): Likewise.
1381         * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
1382         coverage_checksum_string): Likewise.
1383         * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
1384         hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
1385         cse_cc_succs, cse_condition_code_reg): Likewise.
1386         * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
1387         rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
1388         new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
1389         cselib_record_set): Likewise.
1390
1391 2004-09-07  Jan Hubicka  <jh@suse.cz>
1392
1393         * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
1394
1395 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
1396
1397         * builtins.c (fold_builtin_strchr): Use build_int_cst, not
1398         fold_convert.
1399         (fold_builtin_strpbrk): Likewise.
1400         * expr.c (array_ref_low_bound): Likewise.
1401         * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
1402         interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
1403         * tree-sra.c (generate_element_zero): Likewise.
1404         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
1405         * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
1406         add_old_iv_candidates, add_iv_candidates): Likewise.
1407         * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
1408
1409 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
1410
1411         * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
1412         * c-common.c (c_type_hash, c_common_nodes_and_builtins,
1413         c_expand_expr, boolean_increment, nonnull_check_p,
1414         check_function_arguments_recurse, fold_offsetof_1): Likewise.
1415         * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
1416         builtin_define_type_max): Likewise.
1417         * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
1418         implicit_decl_warning, builtin_function, build_compound_literal,
1419         complete_array_type, grokdeclarator, get_parm_info,
1420         start_function, store_parm_decls_oldstyle,
1421         c_write_global_declarations): Likewise.
1422         * c-format.c (get_constant, decode_format_attr,
1423         maybe_read_dollar_number, get_flag_spec, check_format_arg,
1424         check_format_types, format_type_warning,
1425         find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
1426         init_dynamic_diag_info, handle_format_attribute): Likewise.
1427         * c-gimplify.c (push_context, pop_context, finish_bc_block):
1428         * c-lex.c (c_lex_with_flags, lex_string): Likewise.
1429         * c-objc-common.c (c_tree_printer): Likewise.
1430         * c-pch.c (pch_init): Likewise.
1431         * c-pragma.c (maybe_apply_pragma_weak): Likewise.
1432         * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
1433         * c-typeck.c (c_incomplete_type_error, composite_type,
1434         common_pointer_type, common_type, same_translation_unit_p,
1435         tagged_types_tu_compatible_p, finish_init, pop_init_level,
1436         set_designator, set_nonincremental_init_from_string,
1437         process_init_element, c_finish_if_stmt): Likewise.
1438         * caller-save.c (init_caller_save, save_call_clobbered_regs,
1439         insert_restore, insert_save, insert_one_insn): Likewise.
1440         * calls.c (emit_call_1, compute_argument_block_size,
1441         precompute_arguments, expand_call, emit_library_call_value_1,
1442         store_one_arg): Likewise.
1443
1444 2004-09-07  Nathan Sidwell  <nathan@codesourcery.com>
1445
1446         * configure.ac (enable-checking): Add release option. Reorganize
1447         to avoid repetition.
1448         * configure: Rebuilt.
1449         * doc/install.texi (enable-checking): Amend documentation.
1450
1451 2004-09-06  H.J. Lu  <hongjiu.lu@intel.com>
1452
1453         PR bootstrap/17313
1454         * Makefile.in (specs.ready): Depend on cc1$(exeext).
1455
1456 2004-09-06  James E Wilson  <wilson@specifixinc.com>
1457
1458         * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
1459         movdf_hardfloat_32bit): Split fG into two alternatives.
1460         (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
1461
1462         * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
1463
1464 2004-09-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
1465
1466         * final.c (output_in_slot): Delete.
1467         (final_scan_insn): Revert 2004-09-03 change.
1468         (output_asm_insn): Likewise.
1469         * config/sparc/sparc.c (output_return): Likewise.
1470         (output_sibcall): Likewise.
1471
1472 2004-09-06  Jan Hubicka  <jh@suse.cz>
1473
1474         * loop.c (loop_dump_aux): Do not print RTL when not available.
1475         * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
1476         frontend specific type nodes.
1477         (produce_memory_decl_rtl): Break out from ...
1478         (prepare_decl_rtl): ... here.  Handle ADDR_EXPR correctly.
1479         (get_computation_at): Avoid random tree sharing.
1480         (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
1481
1482 2004-09-06  Zack Weinberg  <zack@codesourcery.com>
1483
1484         * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
1485         unnecessary commands.
1486
1487 2004-09-06  Mohan Embar  <gnustuff@thisiscool.com>
1488
1489         * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
1490         (bitmap.o): Likewise.
1491
1492 2004-09-06  Paolo Bonzini  <bonzini@gnu.org>
1493
1494         Unify the management of RTL and tree-level dump files.
1495
1496         * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
1497         Don't print function name to the dump file, the pass manager
1498         would do this for us. Add code from the top of
1499         rest_of_compilation, up to the initial RTL dump.
1500         * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
1501         close the DFI_sibling dump file.
1502         (rest_of_compilation): Don't do that here.  Remove code up to the
1503         initial RTL dump.
1504         (init_optimization_passes): Remove.
1505         (pass_rest_of_compilation): Change pass name to NULL.
1506         * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
1507         Do not call init_optimization_passes.
1508         * toplev.h (init_optimization_passes): Remove.
1509
1510         * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1511         finish_graph_dump_file): Remove SUFFIX parameter.
1512         * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
1513         finish_graph_dump_file): Likewise.
1514
1515         * tree-pass.h (struct tree_opt_pass): Add `letter' field.
1516         * cfgexpand.c (pass_expand): Adjust.
1517         * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
1518         * passes.c (pass_rest_of_compilation): Adjust.
1519         * predict.c (pass_profile): Adjust.
1520         * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
1521         * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
1522         pass_split_crit_edges, pass_warn_function_return): Adjust.
1523         * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
1524         * tree-dfa.c (pass_referenced_vars): Adjust.
1525         * tree-eh.c (pass_lower_eh): Adjust.
1526         * tree-if-conv.c (pass_build_ssa): Adjust.
1527         * tree-into-ssa.c (pass_build_ssa): Adjust.
1528         * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
1529         * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
1530         * tree-nrv.c (pass_nrv): Adjust.
1531         * tree-optimize.c (pass_gimple, pass_all_optimizations,
1532         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
1533         pass_init_datastructures): Adjust.
1534         * tree-outof-ssa.c (pass_del_ssa): Adjust.
1535         * tree-profile.c (pass_tree_profile): Adjust.
1536         * tree-sra.c (pass_sra): Adjust.
1537         * tree-ssa-alias.c (pass_may_alias): Adjust.
1538         * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
1539         * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
1540         * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
1541         * tree-ssa-dom.c (pass_dominator): Adjust.
1542         * tree-ssa-dse.c (pass_dse): Adjust.
1543         * tree-ssa-forwprop.c (pass_forwprop): Adjust.
1544         * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
1545         * tree-ssa-loop-ch.c (pass_ch): Adjust.
1546         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
1547         pass_loop_done, pass_complete_unroll, pass_iv_canon,
1548         pass_iv_optimize, pass_vectorize): Adjust.
1549         * tree-ssa-phiopt.c (pass_phiopt): Adjust.
1550         * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
1551         * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
1552         pass_late_warn_uninnitialized): Adjust.
1553         * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
1554
1555         * Makefile.in (tree-dump.o): Add new dependencies.
1556         * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
1557         * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
1558         Likewise.
1559         * toplev.c (dump_file_name): New.
1560         * tree-dump.c (dump_enable_all): Add LETTER parameter.
1561         (struct dump_file_info): Add NUM and LETTER fields.
1562         (dump_files): Adjust and add RTL dump files.
1563         (dump_register): Add NUM and LETTER fields.
1564         (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
1565         (dump_begin): Use get_dump_file_name.
1566         (dump_switch_p_1): Adjust call to dump_enable_all.
1567         * tree-dump.h (dump_register): Adjust prototype.
1568         * tree-optimize.c (register_one_dump_file): Take dump file index.
1569         Support flags for RTL dumps.
1570         (register_dump_files): Fill in NUM field of struct dump_file_info.
1571         Track properties both when the gate is executed and when it is not.
1572         (execute_todo): Dump RTL.  Add PROPERTIES parameter.
1573         (execute_one_pass): Pass properties to execute_todo.  Handle VCG
1574         dumps of RTL.
1575         * tree-pass.h (dump_file_name): New.
1576         * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
1577         New.
1578
1579         * Makefile.in (passes.o): Add new dependencies.
1580         * passes.c (struct dump_file_info, enum dump_file_index,
1581         dump_file_tbl, init_optimization_passes): Remove.
1582         (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
1583         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
1584         dump_enabled_p.
1585         (finish_optimization_passes): Update finish_graph_dump_file loop.
1586         (enable_rtl_dump_file): Remove.
1587         * tree-dump.c (dump_files): Adjust and add RTL dump files.
1588         (enable_rtl_dump_file): Add here.
1589         * tree.h (enum tree_dump_index): Add RTL dump file indices.
1590         * doc/invoke.texi (Debugging options): Document new RTL debugging
1591         options.  Update.
1592
1593 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
1594
1595         * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
1596         gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
1597         stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
1598         tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
1599         tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
1600         tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
1601         tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
1602         vec.h: Fix comment formatting.
1603
1604 2004-09-05  Kazu Hirata  <kazu@cs.umass.edu>
1605
1606         * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
1607         et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
1608         hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
1609         tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
1610         tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1611         tree-ssa-loop-niter.c, tree-ssa-operands.c,
1612         tree-ssa-operands.h, tree-ssa-propagate.c,
1613         tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
1614         vec.c, vec.h: Fix comment typos.  Follow spelling conventions.
1615
1616 2004-09-05  Diego Novillo  <dnovillo@redhat.com>
1617
1618         * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
1619         vectorizer is enabled.
1620
1621 2004-09-05  Andreas Jaeger  <aj@suse.de>
1622
1623         * tree-if-conv.c: Spell check comments and clean up whitespace.
1624
1625 2004-09-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1626
1627         * tree-ssa-loop-ivopts.c: New file.
1628         * Makefile.in (tree-ssa-loop-ivopts.c): Add.
1629         * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
1630         target_pres_cost, target_spill_cost): Declare.
1631         * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
1632         spill_cost): Renamed to ...
1633         (target_avail_regs, target_res_regs, target_small_cost,
1634         target_pres_cost, target_spill_cost): ... and exported.
1635         (init_set_costs, global_cost_for_size): Work with renamed variables.
1636         * common.opt (flag_ivopts): New flag.
1637         * expr.c (expand_expr_real_1): Handle SSA_NAME case.  Handle
1638         REF_ORIGINAL.
1639         * gimplify.c (struct gimplify_ctx): Add into_ssa field.
1640         (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
1641         generating SSA form.
1642         (force_gimple_operand): New function.
1643         * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
1644         * tree-cfg.c (stmt_bsi): New function.
1645         * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
1646         PARAM_IV_MAX_CONSIDERED_USES): New.
1647         * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
1648         bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
1649         ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
1650         * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
1651         * tree-nested.c (build_addr): Export.
1652         * tree-optimize.c (init_tree_optimization_passes): Add
1653         pass_iv_optimize.
1654         * tree-pass.h (pass_iv_optimize): Declare.
1655         * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
1656         IMAGPART_EXPR.
1657         * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
1658         as a phi node argument.
1659         (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
1660         ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
1661         functions.
1662         * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
1663         * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
1664         pass_iv_optimize): New pass.
1665         * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
1666         * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
1667         * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
1668         * tree.h (REF_ORIGINAL): New macro.
1669         (build_int_cst_type, unsigned_type_for, zero_p,
1670         cst_and_fits_in_hwi, build_addr): Declare.
1671         * doc/invoke.texi (-fivopts): Document.
1672         (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
1673         PARAM_IV_MAX_CONSIDERED_USES): Document.
1674         * doc/passes.texi: Document induction variable optimizations pass.
1675
1676 2004-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1677
1678         * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
1679         * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
1680         * c-common.c (c_common_attribute_table): Accept parameters to
1681         sentinel attribute.
1682         (check_function_sentinel, handle_sentinel_attribute): Likewise.
1683         * doc/extend.texi: Update accordingly.
1684
1685 2004-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1686
1687         * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
1688         New.
1689         * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
1690         attribute.
1691         * c-common.c (handle_sentinel_attribute, check_function_sentinel):
1692         New functions.
1693         (c_common_attribute_table): Add `sentinel' attribute.
1694         (check_function_arguments): Handle `sentinel' attribute.
1695         * doc/extend.texi: Document `sentinel' attribute.
1696
1697 2004-09-04  H.J. Lu  <hongjiu.lu@intel.com>
1698
1699         * configure: Regenerated.
1700
1701 2004-09-04  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1702
1703         * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
1704
1705         * tree.c (save_expr): No longer TREE_READONLY.
1706
1707 2004-09-04  Jan Hubicka  <jh@suse.cz>
1708
1709         * passes.c (rest_of_clean_state):  Fix merge conflict made during
1710         commiting the patch.
1711
1712 2004-09-04  Jan Hubicka  <jh@suse.cz>
1713
1714         * passes.c (rest_of_clean_state):  Decompose the instruction stream.
1715
1716 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
1717
1718         * doc/md.texi (shift patterns): New anchor.  Add reference to
1719         TARGET_SHIFT_TRUNCATION_MASK.
1720         * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
1721         * target.h (shift_truncation_mask): New target hook.
1722         * targhook.h (default_shift_truncation_mask): Declare.
1723         * targhook.c (default_shift_truncation_mask): Define.
1724         * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
1725         (TARGET_INITIALIZER): Include it.
1726         * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
1727         and LSHIFTRT cases.  Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
1728         reject all out-of-range values.  Fix sign-extension code for modes
1729         whose width is smaller than HOST_BITS_PER_WIDE_INT.
1730         * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
1731         (expand_superword_shift, expand_subword_shift): Likewise.
1732         (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
1733         (expand_binop): Use them to implement double-word shifts.
1734         * config/arm/arm.c (arm_shift_truncation_mask): New function.
1735         (TARGET_SHIFT_TRUNCATION_MASK): Define.
1736
1737 2004-09-04  Jan Hubicka  <jh@suse.cz>
1738
1739         * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
1740         (mix): New macro copied from hashtab.c
1741         (iterative_hash_hashval_t, iterative_hash_pointer,
1742         iterative_hash_host_wide_int): New functions based on hashtab.c
1743         implementation.
1744
1745 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
1746
1747         * config/mips/mips.md (mask): New mode attribute.
1748         (zero_extendsidi2): Add memory alternative.
1749         (*zero_extendsidi2_mem): Delete.
1750         (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.  Use
1751         memory_operand in the TARGET_MIPS16 check.
1752         (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
1753         Redefine using :GPR and :SHORT.
1754         (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
1755
1756 2004-09-04  Uros Bizjak  <uros@kss-loka.si>
1757
1758         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
1759         using rint_optab.
1760         (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
1761         expand_builtin_mathfn.
1762         * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
1763         btrunc?f patterns for btrunc_optab. Implement rint_optab using
1764         rint?f patterns.
1765         * optabs.c (init_optabs): Initialize rint_optab.
1766         * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
1767         Add new OTI_rint.
1768         (btrunc_optab): Rename macro from trunc_optab.
1769         (rint_optab): Define corresponding macro.
1770
1771         * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
1772         UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
1773
1774         * config/i386/i386-protos.h (emit_i387_cw_initialization):
1775         Change prototype. Add new int parameter.
1776         * config/i386/i386.c (emit_i387_cw_initialization):
1777         Handle new rounding modes.
1778
1779         * config/i386/i386.h (enum fp_cw_mode): Delete.
1780         (MODE_NEEDED): Handle new rounding modes.
1781         (EMIT_MODE_SET): Change condition to handle new rounding modes.
1782
1783         * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
1784         UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
1785         represent different rounding modes of frndint insn.
1786         (type): Add frndint type.
1787         (i387, length, memory): Handle this type.
1788         (i387_cw): New attribute definition.
1789         (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
1790         *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
1791         *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
1792         Add "i387_cw" attribute defined to "trunc".
1793         (x86_fnstcw_1): Remove comment.
1794         (*frndintxf2): Rename insn definition to frndintxf2. Move
1795         insn definition near rint?f2 expanders.
1796         (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
1797         rintf and rintl built-ins as inline x87 intrinsics.
1798         (frndintxf2_floor): New pattern to implement floor rounding
1799         mode with frndint x87 instruction.
1800         (floordf2, floorsf2, floorxf2): New expanders to implement floor,
1801         floorf and floorl built-ins as inline x87 intrinsics.
1802         (frndintxf2_ceil): New pattern to implement ceil rounding
1803         mode with frndint x87 instruction.
1804         (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
1805         ceilf and ceill built-ins as inline x87 intrinsics.
1806         (frndintxf2_trunc): New pattern to implement trunc rounding
1807         mode with frndint x87 instruction.
1808         (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
1809         truncf and truncl built-ins as inline x87 intrinsics.
1810         (frndintxf2_mask_pm): New pattern to implement rounding
1811         mode with exceptions with frndint x87 instruction.
1812         (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
1813         implement nearbyint, nearbyintf and nearbyintl built-ins as
1814         inline x87 intrinsics.
1815
1816 2004-09-04  Richard Sandiford  <rsandifo@redhat.com>
1817
1818         * config/mips/mips.md (SHORT): New mode macro.
1819         (size): New mode attribute.
1820         (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
1821         (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
1822         *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns.  Use only if
1823         !ISA_HAS_SEB_SEH.
1824         (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
1825         *extend[qh]isi2_hw patterns and extending them to di.
1826         (extendqihi2): Implement as define_insn_and_split that produces
1827         extendqisi2 after reload.
1828
1829 2004-09-03  Devang Patel  <dpatel@apple.com>
1830
1831         * Makefile.in (OBJS-common): Add tree-if-conv.o
1832         (tree-if-conv.o): New rule.
1833         * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
1834         (get_loop_body_in_bfs_order): New.
1835         * cfgloop.h (get_loop_body_in_bfs_order): New.
1836         * tree-flow.h (enum move_pos): Move here from ..
1837         * tree-ssa-loop-im.c (enum move_pos): here.
1838         (movement_possibility): Make externally visible.
1839         * tree-optimize.c (init_tree_optimization_passes): New entry for
1840         if conversion pass.
1841         * tree-pass.h (pass_if_conversion): New.
1842         * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
1843         * tree-if-conv.c: New file.
1844         * doc/passes.texi: Document tree if-conversion pass.
1845         * doc/tree-ssa.texi: Same.
1846
1847 2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
1848
1849         PR target/14925:
1850         Makefile.in (LIB2ADDEHSTATIC): New.
1851         (LIB2ADDEHSHARED): New.
1852         (LIBUNWIND): New.
1853         (LIBUNWINDDEP): New.
1854         (SHLIBUNWIND_LINK): New.
1855         (SHLIBUNWIND_INSTALL): New.
1856         (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
1857         LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
1858         (clean): Remove libunwind*
1859         (stage1-start): Remove and copy stage1/libunwind*.
1860         (stage2-start): Remove and copy stage2/libunwind*.
1861         (stage3-start): Remove and copy stage3/libunwind*.
1862         (stage4-start): Remove and copy stage4/libunwind*.
1863         (stageprofile-start): Remove and copy stageprofile/libunwind*.
1864         (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
1865
1866         * config.gcc (ia64*-*-linux*): Always add t-libunwind to
1867         tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
1868         tmake_file if --with-system-libunwind isn't used.
1869
1870         * config/ia64/t-glibc-libunwind: New file.
1871         * config/t-libunwind-elf: Likewise.
1872         * unwind-compat.c: Likewise.
1873         * unwind-compat.h: Likewise.
1874         * unwind-dw2-fde-compat.c: Likewise.
1875
1876         * config/ia64/t-glibc (LIB2ADDEH): Updated.
1877         * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
1878
1879         * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
1880         aliases if needed.
1881         * unwind-dw2-fde-glibc.c: Likewise.
1882         * unwind-dw2.c: Likewise.
1883
1884         * config/t-libunwind (LIB2ADDEH): Updated.
1885         (LIB2ADDEHSTATIC): New.
1886         (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
1887         (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
1888
1889         * configure.ac: Change --enable-libunwind-exceptions to
1890         --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
1891         * configure: Regenerated.
1892         * config.in: Updated.
1893
1894         * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
1895         above and mention --with-system-libunwind.
1896         (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
1897         removed in gcc 3.4.3 and later.
1898
1899         * gcc.c (init_spec): Add -lunwind to -lgcc_s if
1900         USE_LIBUNWIND_EXCEPTIONS is defined.
1901
1902         * mklibgcc.in: Support libunwind.
1903
1904 2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>
1905
1906         * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
1907         m_NOCONA.
1908
1909 2004-09-03  Richard Henderson  <rth@redhat.com>
1910
1911         PR middle-end/9997
1912         * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
1913         (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
1914         (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
1915         stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
1916         frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
1917         resize_stack_vars_conflict, add_stack_var_conflict,
1918         stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
1919         union_stack_vars, partition_stack_vars, dump_stack_var_partition,
1920         expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
1921         expand_one_static_var, expand_one_hard_reg_var,
1922         expand_one_register_var, expand_one_error_var, defer_stack_allocation,
1923         expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
1924         (expand_used_vars): Rewrite.
1925         * Makefile.in (cfgexpand.o): Update dependencies.
1926
1927 2004-09-04  Jan Hubicka  <jh@suse.cz>
1928
1929         * cfg.c (free_edge): Use ggc_free.
1930         (expunge_block): Use ggc_free.
1931         * passes.c (rest_of_clean_state): Free after compilation.
1932         * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
1933         * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
1934
1935 2004-09-03  James E Wilson  <wilson@specifixinc.com>
1936
1937         * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
1938         DECL_EXTERNAL check.
1939
1940 2004-09-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1941
1942         * final.c (output_in_slot): New global variable.
1943         (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
1944         Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE.  Set
1945         'output_in_slot' before invoking output_asm_insn.
1946         (output_asm_insn): Add a space after the tab if 'output_in_slot'
1947         is set.
1948         * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
1949         final_scan_insn.
1950         (output_sibcall): Likewise.
1951
1952 2004-09-03  Jan Hubicka  <jh@suse.cz>
1953
1954         * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
1955         * tree-ssanames (init_ssanames): Likewise.
1956
1957 2004-09-03  Ziemowit Laski  <zlaski@apple.com>
1958
1959         * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
1960         objc_declare_protocols, objc_start_protocol,
1961         objc_start_class_interface, objc_start_category_interface,
1962         objc_continue_interface, objc_finish_interface,
1963         objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
1964         objc_start_class_implementation, objc_start_category_implementation,
1965         objc_continue_implementation, objc_finish_implementation,
1966         objc_add_method_declaration, objc_start_method_definition,
1967         objc_finish_method_definition, objc_build_keyword_decl,
1968         objc_build_method_signature, objc_build_encode_expr,
1969         objc_build_protocol_expr, objc_build_selector_expr,
1970         objc_build_message_expr, objc_build_string_object,
1971         objc_get_class_reference, objc_get_protocol_qualified_type,
1972         objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
1973
1974 2004-09-03  James E Wilson  <wilson@specifixinc.com>
1975
1976         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
1977
1978         * config/mips/generic.md (generic_frecip_fsqrt_step): New.
1979         * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
1980         (mips_rsqrt2_<fmt>): Use frsqrt2 type.
1981         (mips_recip1_<fmt>): Use frdiv1 type.
1982         (mips_recip2_<fmt>): Use frdiv2 type.
1983         * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
1984         * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
1985         and frsqrt1.
1986         (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
1987
1988 2004-09-03  Daniel Jacobowitz  <dan@debian.org>
1989
1990         * reload.c (find_reloads): Swap operand_loc pointers for
1991         find_dummy_reload if we have swapped two operands.
1992
1993 2004-09-03  Hans-Peter Nilsson  <hp@axis.com>
1994
1995         * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
1996         to get the tablejump-insn before the jump-table label.
1997
1998 2004-09-03  Ziemowit Laski  <zlaski@apple.com>
1999
2000         * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
2001         objc_declare_protocols, objc_build_message_expr,
2002         objc_finish_message_expr, objc_build_selector_expr,
2003         objc_build_protocol_expr, objc_build_encode_expr,
2004         objc_build_string_object, objc_get_protocol_qualified_type,
2005         objc_get_class_reference, objc_get_class_ivars,
2006         objc_start_class_interface, objc_start_category_interface,
2007         objc_start_protocol, objc_continue_interface, objc_finish_interface,
2008         objc_start_class_implementation, objc_start_category_implementation,
2009         objc_continue_implementation, objc_finish_implementation,
2010         objc_set_visibility, objc_set_method_type, objc_build_method_signature,
2011         objc_add_method_declaration, objc_start_method_definition,
2012         objc_finish_method_definition, objc_add_instance_variable,
2013         objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
2014         objc_finish_try_stmt, objc_begin_catch_clause,
2015         objc_finish_catch_clause, objc_build_finally_clause,
2016         objc_build_synchronized, objc_static_init_needed_p,
2017         objc_generate_static_init_call): New prototypes.
2018
2019 2004-09-03  Steve Ellcey  <sje@cup.hp.com>
2020
2021         * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
2022         is only one reg.
2023         (ia64_function_value): Ditto.
2024
2025 2004-09-03  Jan Beulich  <jbeulich@novell.com>
2026
2027         * config.gcc: Resurrect NetWare as a target. Handle special case of
2028         Novell linker to be used (specified through --with-ld=) and threading
2029         model of either Posix (default) or NKS.
2030         * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
2031         of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
2032         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
2033         * config/i386/netware.c, config/i386/netware.h: New.
2034         * config/i386/nwld.c, config/i386/nwld.h: New.
2035         * config/i386/netware-crt0.c: New.
2036         * config/i386/netware-libgcc.c: New.
2037         * config/i386/netware-libgcc.def: New.
2038         * config/i386/netware-libgcc.exp: New.
2039         * config/i386/t-netware, config/i386/t-nwld: New.
2040         * gthr-nks.h: New.
2041         * doc/install.texi: Document NKS threading model.
2042
2043 2004-09-03  Jan Beulich  <jbeulich@novell.com>
2044
2045         PR c/7054
2046         * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
2047         * tree.h (initial_max_fld_align): Declare
2048         * stor-layout.c (initial_max_fld_align): Define and initialize.
2049         (maximum_field_alignment): Initialize to the same value.
2050         * common.opt: Add -fpack-struct= variant of switch.
2051         * opts.c: Handle -fpack-struct= variant of switch.
2052         * c-pragma.c: Change #pragma pack() handling so that it becomes
2053         compatible to other compilers: accept individual 'push' argument,
2054         make final pop restore (command line) default, correct interaction
2055         of push/pop and sole specification of a new alignment (so that the
2056         sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
2057         to #pragma pack(push, <n>).
2058         * doc/extend.texi: New node "Structure-Packing Pragmas" under
2059         "Pragmas", describing #pragma pack.
2060         * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
2061         * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
2062         Document new TARGET_DEFAULT_PACK_STRUCT.
2063
2064 2004-09-03  Devang Patel  <dpatel@apple.com>
2065
2066         * dwarf2out.c (gen_field_die). Equate decl number to die.
2067
2068 2004-09-03  Vladimir Makarov  <vmakarov@redhat.com>
2069
2070         PR target/15832
2071         * global.c (modify_reg_pav): New function.
2072         (make_accurate_live_analysis): Call the new function.  Move pavin
2073         modification by earlyclobber set into the new function.
2074
2075 2004-09-03  Andreas Schwab  <schwab@suse.de>
2076
2077         * config/m68k/m68k.c (output_andsi3): Use -1 instead of
2078         (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
2079         extended.
2080
2081 2004-09-02  Jan Beulich  <jbeulich@novell.com>
2082
2083         * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
2084         * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
2085         not unwind code specific ones.
2086         (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
2087         Remove unwind code specific dependencies.
2088         (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
2089         Remove gbl-ctors.h.
2090         Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
2091         LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
2092         * tsystem.h: Declare memcpy and memset when inhibit_libc.
2093
2094 2004-09-02  Roman Zippel  <zippel@linux-m68k.org>
2095
2096         * combine.c (try_combine): Delay modifying of insns which cannot
2097         be easily undone.
2098
2099 2004-09-02  Daniel Berlin  <dberlin@dberlin.org>
2100
2101         * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
2102         tree-loop-im.
2103         * gcc/tree-ssa-loop.c: Ditto
2104         * gcc/tree-ssa-loop-ivcanon.c: Ditto
2105         * gcc/doc/invoke.texi: Ditto.
2106
2107 2004-09-02  Ziemowit Laski  <zlaski@apple.com>
2108
2109         * c-decl.c (store_parm_decls_newstyle): Make static.
2110         (store_parm_decls_from): New function.
2111         * c-tree.h (store_parm_decls_newstyle): Remove prototype.
2112         (store_parm_decls_from): New prototype.
2113
2114 2004-09-02  David Edelsohn  <edelsohn@gnu.org>
2115
2116         * config/rs6000/rs6000.c (expand_block_move): Use SImode and
2117         HImode with STRICT_ALIGNMENT.
2118
2119 2004-09-02  Mark Mitchell  <mark@codesourcery.com>
2120
2121         * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
2122         (TARGET_OS_CPP_BUILTINS): Likewise.
2123         * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
2124         TARGET_BPABI_CPP_BUILTINS.
2125
2126 2004-09-02  Roman Zippel  <zippel@linux-m68k.org>
2127
2128         * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
2129
2130 2004-09-02  Eric Christopher  <echristo@redhat.com>
2131
2132         * builtins.c (expand_builtin_cabs): Delete.
2133         (expand_builtin): If unable to fold the values do a normal
2134         library call for builtin_cab*.
2135         (fold_builtin_cabs): Depend on optimize and optimize_size.
2136         * optabs.c (expand_cmplxdiv_straight): Delete.
2137         (expand_cmplxdiv_wide): Ditto.
2138         (expand_vector_binop): Ditto.
2139         (expand_vector_unop): Ditto.
2140         (expand_complex_abs): Delete.
2141         (expand_binop): Remove calls to above functions.
2142         Remove open coding of complex arithmetic.
2143         (expand_unop): Ditto.
2144         * optabs.h: Remove prototypes.
2145
2146 2004-09-02  Ziemowit Laski  <zlaski@apple.com>
2147
2148         * c-decl.c (store_parm_decls_newstyle): Make externally visible.
2149         * c-tree.h (store_parm_decls_newstyle): New prototype.
2150
2151 2004-09-02  Geoffrey Keating  <geoffk@apple.com>
2152
2153         * config/rs6000/rs6000.c (expand_block_clear): Use vector
2154         instructions if available.
2155         (expand_block_move): Likewise.
2156
2157 2004-09-03  Jan Hubicka  <jh@suse.cz>
2158
2159         * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
2160
2161 2004-09-02  Mark Mitchell  <mark@codesourcery.com>
2162
2163         * config/arm/symbian.h (LIB_SPEC): Define to empty.
2164         * config/arm/t-symbian (SHLIB_LC): Likewise.
2165
2166 2004-09-02  Paul Brook  <paul@codesourcery.com>
2167
2168         * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
2169
2170 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
2171
2172         * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
2173         (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
2174         (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
2175         (build_mips16_call_stub): Likewise.  Remove daft CALL_INSN checks.
2176         (mips_issue_rate): Remove unreachable abort.
2177         (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2178         (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
2179         (mips_block_move_straight, print_operand_address, mips_file_start)
2180         (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
2181         (mips_output_conditional_branch, mips_expand_builtin_direct)
2182         (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
2183         * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
2184         with gcc_assert.
2185
2186 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
2187
2188         * config/mips/mips.md (*lea_high64): Change split condition to
2189         flow2_completed.  Add a peephole2 to generate a more parallel version.
2190
2191 2004-09-02  Jan Hubicka  <jh@suse.cz>
2192
2193         * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
2194         GGC.
2195
2196         * ggc-page.c: include tree-flow.h.
2197         (extra_order_size_table): Add stmt_ann_d.
2198         (STAT_LABEL): Rename from ....
2199         (LABEL): ... this one.
2200         * Makefile.in (ggc-page.o): Add dependency.
2201
2202         * ggc-common.c (ggc_force_collect): New global variable.
2203         (loc_description): Add fields "freed", "collected"
2204         (ptr_hash): New static hash
2205         (ptr_hash_entry): New structure.
2206         (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
2207         (ggc_record_overhead): Take ptr argument, record it
2208         (ggc_prune_overhead_list, ggc_free_overhead): New functions.
2209         (cmp_statistics): Imrove sorting.
2210         (dump_ggc_loc_statistics): Output newly collected statistics
2211         * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
2212         (ggc_free): Call ggc_free_overhead.
2213         (ggc_collect): Force collection when asked to be forced.
2214         (ggc_collect): Call ggc_prune_overhead_list.
2215         * ggc.h (ggc_force_collect): Declare
2216         (ggc_record_overhead): Update prototype.
2217         (ggc_free_overhead, ggc_prune_overhead_list): Declare.
2218
2219 2004-09-02  James E Wilson  <wilson@specifixinc.com>
2220
2221         * common.opt (ftrapping-math): Default to on.
2222
2223 2004-09-02  Richard Earnshaw  <rearnsha@arm.com>
2224
2225         * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
2226
2227 2004-09-02  Denis Chertykov  <denisc@overta.ru>
2228
2229         PR target/16884
2230         * config/avr/avr.md ("movmemhi"): Substitute match_dup to
2231         match_scratch.
2232         (*movmemqi_insn): Likewise.
2233         (*movmemhi): Likewise.
2234         (clrmemhi): Likewise.
2235         (*clrmemqi): Likewise.
2236         (*clrmemhi): Likewise.
2237
2238 2004-09-02  Paul Brook  <paul@codesourcery.com>
2239
2240         * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
2241         default_use_cxa_atexit=yes.
2242
2243 2004-09-02  Alan Modra  <amodra@bigpond.net.au>
2244
2245         * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
2246         (struct kernel_old_ucontext): Delete.
2247         (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
2248         (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs.  Only define
2249         when IN_LIGGCC2.
2250
2251 2004-09-02  Richard Sandiford  <rsandifo@redhat.com>
2252
2253         * toplev.c (process_options): Fix typo.
2254
2255 2004-09-01  Richard Henderson  <rth@redhat.com>
2256
2257         PR middle-end/17258
2258         * calls.c (initialize_argument_information): Tighten pass-through
2259         conditions for pass-by-reference.  Remove dead TARGET_EXPR code.
2260         Use build_fold_addr_expr.
2261         (emit_library_call_value_1): Use build_fold_addr_expr.  Remove code
2262         that assumes ADDR_EXPR allocates stack space.
2263         * fold-const.c (build_fold_addr_expr_with_type): Look through
2264         WITH_SIZE_EXPR.
2265
2266 2004-09-01  Dan Nicolaescu  <dann@ics.uci.edu>
2267
2268         * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
2269         * ggc.h (ggc_alloc_rtx): Delete.
2270
2271 2004-09-01  Roger Sayle  <roger@eyesopen.com>
2272
2273         * expmed.c (enum alg_code): Remove long unused enumeration values.
2274         (struct mult_cost): New structure to hold the "score" of a synthetic
2275         multiply sequence, including both a rtx_cost and a latency field.
2276         (MULT_COST_LESS): New macro to compare mult_cost to a constant.
2277         (CHEAPER_MULT_COST): New macro to compare two mult_costs.
2278         (struct algorithm): Change type of cost field to be mult_cost.
2279         (synth_mult): Change type of cost_limit argument to be a
2280         pointer to a mult_cost.  Update all cost comparisons to use the
2281         new mult_cost infrastructure.  For alg_add_factor and
2282         alg_sub_factor operations, latency is lower than the rtx_cost.
2283         (choose_mult_variant):  Update calls to synth_mult.  Perform
2284         cost comparisons using the new mult_cost infrastructure.
2285         (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
2286         to optain the total rtx_cost of a synth_mult "algorithm".
2287
2288 2004-09-01  David Edelsohn  <edelsohn@gnu.org>
2289
2290         * config/rs6000/power4.md: Increase store latency to 12.
2291         * config/rs6000/power5.md: Same.
2292
2293 2004-09-01  James E Wilson  <wilson@specifixinc.com>
2294
2295         PR target/14064
2296         * config/avr/avr.c (avr_unique_section): Delete prototype and
2297         definition.
2298         (TARGET_ASM_UNIQUE_SECTION): Delete.
2299
2300 2004-09-01  Ziemowit Laski  <zlaski@apple.com>
2301
2302         * c-parse.in (primary): Call objc_build_message_expr(),
2303         objc_build_selector_expr(), objc_build_protocol_expr(),
2304         objc_build_encode_expr() and objc_build_string_object() instead of
2305         build_message_expr(), build_selector_expr(), build_protocol_expr(),
2306         build_encode_expr() and build_objc_string_object(), respectively.
2307         (component_decl_list2): Call objc_get_class_ivars() instead of
2308         get_class_ivars_from_name().
2309         (keyworddecl): Call objc_build_keyword_decl() instead of
2310         build_keyword_decl().
2311         (receiver): Call objc_get_class_reference() instead of
2312         get_class_reference().
2313         (reswords): Add blank line before @@ifobjc section, for clarity.
2314
2315 2002-09-01  Fariborz Jahanian <fjahanian@apple.com>
2316
2317         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
2318         to Altivec vetors.
2319
2320 2004-09-01  Wu Yongwei  <adah@sh163.net>
2321             Danny Smith  <dannysmith@users.sourceforge.net>
2322
2323         * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
2324         not Windows 'DWORD'.
2325         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
2326         (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
2327         (__gthr_win32_recursive_mutex_init_function): Add prototype for
2328         __GTHREAD_HIDE_WIN32API case..
2329         (__gthr_win32_recursive_mutex_lock): Likewise.
2330         (__gthr_win32_recursive_mutex_trylock): Likewise.
2331         (__gthr_win32_recursive_mutex_unlock): Likewise.
2332         (__gthread_recursive_mutex_init_function); Add definition for
2333         __GTHREAD_HIDE_WIN32API case.
2334         (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
2335         * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
2336         call to InterlockedDecrement.
2337
2338 2004-09-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2339
2340         * tree-tailcall.c (find_tail_calls): Also fail is statement has
2341         volatile operands.
2342
2343         * tree-ssa.c (propagate_into_addr): Properly test for LHR.
2344
2345         * doc/c-tree.texi: Document new operands for ARRAY_REF and
2346         COMPONENT_REF.
2347
2348 2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2349
2350         * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
2351         * common.opt (fspeculative-prefetching): New.
2352         * flags.h (flag_speculative_prefetching_set): Declare.
2353         * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
2354         values.
2355         * opts.c (flag_sepculative_prefetching_set): New variable.
2356         (common_handle_option): Handle -fspeculative-prefetching.
2357         * passes.c (rest_of_compilation): Ditto.
2358         * profile.c (instrument_values, compute_value_histograms, branch_prob):
2359         Use vectors instead of arrays.
2360         * toplev.c (process_options): Handle -fspeculative-prefetching.
2361         * rtl-profile.c: Include ggc.h.
2362         (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
2363         rtl_gen_one_value_profiler_no_edge_manipulation,
2364         rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
2365         argument changed.
2366         * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2367         tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
2368         argument changed.
2369         * value-prof.c: Include ggc.h.
2370         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
2371         macros.
2372         (insn_prefetch_values_to_profile, find_mem_reference_1,
2373         find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
2374         speculative_prefetching_transform): New.
2375         (value_profile_transformations): Call speculative_prefetching_transform.
2376         (insn_values_to_profile): Call insn_prefetch_values_to_profile.
2377         (insn_divmod_values_to_profile, rtl_find_values_to_profile,
2378         tree_find_values_to_profile, find_values to profile): Use vectors
2379         instead of arrays.
2380         (free_profiled_values): Removed.
2381         * value-prof.h (struct histogram_value): Renamed to
2382         struct histogram_value_t.
2383         (histogram_value, histogram_values): New types.
2384         (find_values_to_profile): Declaration changed.
2385         (free_profiled_values): Removed.
2386         (struct profile_hooks): Type of argument of the hooks changed to
2387         histogram_value.
2388         * doc/invoke.texi (-fspeculative-prefetching): Document.
2389
2390 2004-09-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2391
2392         PR rtl-optimization/16408
2393         * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
2394
2395 2004-09-01  Richard Henderson  <rth@redhat.com>
2396
2397         * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
2398         (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
2399
2400 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
2401
2402         * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
2403
2404 2004-09-01  Mike Stump  <mrs@apple.com>
2405
2406         * config/darwin.c (machopic_symbol_defined_p): In addition to
2407         being SYMBOL_REF_LOCAL_P, a symbol must also be
2408         ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
2409         defined in this output file, or translation unit in the case
2410         of IMA not being used.
2411         (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
2412         never need .indirect_symbol when indirecting.
2413
2414 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
2415
2416         * Makefile.in (bb-reorder.o): Add several dependencies.
2417
2418 2004-09-01  Jakub Jelinek  <jakub@redhat.com>
2419
2420         * fold-const.c (operand_equal_p): Require equal sign also for
2421         FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
2422
2423 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
2424
2425         * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
2426         for use in configargs.h.  Put the cname in a separate variable.  Use
2427         that to set target_cpu_default2.
2428
2429 2004-09-01  J"orn Rennecke <joern.rennecke@superh.com>
2430             Nick Clifton  <nickc@redhat.com>
2431
2432         * config/sh/sh.md ("length"): Increase branch length when
2433         SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
2434         constant, 2 byte for aligning the constant.
2435
2436 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
2437
2438         * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
2439         CPU.
2440         (arm7tdmi-s): New CPU name.
2441         * arm/arm.c (ARM_CORE): Update for new format.
2442         * arm/arm.h (ARM_CORE): Likewise.
2443         * arm/gentune.sh: Update for extra field.
2444         * config.gcc: Likewise.
2445         * arm/arm-tune.md: Regenerate.
2446         * doc/invoke.texi: Document the real processor names for ARM cpus.
2447
2448 2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
2449
2450         * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
2451         (floatdidf): New functions.
2452         * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
2453         (floatdisf): New functions.
2454         * t-arm-elf: Use them.
2455
2456 2004-09-01  Ziemowit Laski  <zlaski@apple.com>
2457
2458         * c-common.h (lookup_interface): Remove prototype.
2459         (is_class_name): Rename to objc_is_class_name.
2460         (lookup_objc_ivar): Rename to objc_lookup_ivar.
2461         (get_current_scope): Rename to objc_get_current_scope.
2462         * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
2463         * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
2464         (yylexname): Call objc_is_class_name() instead of is_class_name().
2465         * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
2466         instead of lookup_objc_ivar().
2467         * stub-objc.c (lookup_interface): Remove stub.
2468         (is_class_name): Rename to objc_is_class_name.
2469         (lookup_objc_ivar): Rename to objc_lookup_ivar.
2470
2471 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
2472
2473         * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
2474         * config/arm/lib1funcs.asm: Do not include supplemental .S files
2475         when compiling for Symbian.
2476         * config/arm/symbian.h (RENAME_LIBRARY): New macro.
2477         (TARGET_OS_CPP_BUILTINS): Likewise.
2478         * config/arm/t-symbian (LIB1ASMFUNCS): Define.
2479
2480 2004-08-31  Stan Shebs  <shebs@apple.com>
2481
2482         * toplev.c (process_options): Ensure debug_hooks is initialized.
2483
2484 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
2485
2486         * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
2487         * target.h (cxx): Add export_class_data.
2488         * config/arm/arm.c (arm_cxx_export_class_data): New function.
2489         (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
2490         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
2491
2492 2004-08-31  Kaz Kojima  <kkojima@gcc.gnu.org>
2493
2494         * config/sh/sh.c (output_branch): Check the insn length possibly
2495         in the delayed slot.
2496
2497 2004-08-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2498
2499         * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
2500         blank after ')'.
2501         (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
2502
2503         * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
2504         (c_sizeof_of_alignof_type): Likewise.
2505         * expr.c (array_ref_element_size): Likewise.
2506         (highest_pow2_factor_for_target): Likewise.
2507         * gimplify.c (canonicalize_addr_expr): Likewise.
2508         (gimplify_compound_lval): Likewise.
2509         * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
2510         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2511         * varasm.c (assemble_variable): Likewise.
2512         (output_constant_def_contents): Alignments are unsigned.
2513
2514 2004-08-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2515             Jeff Law  <law@redhat.com>
2516
2517         * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
2518         gets modified.
2519
2520 2004-08-31  Mark Mitchell  <mark@codesourcery.com>
2521
2522         * hooks.c (hook_bool_void_true): New function.
2523         * hooks.h (hook_bool_void_true): Declare.
2524         * target-def.h (TARGET_CXX): Add
2525         TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
2526         * target.h (struct cxx): Add key_method_may_be_inline.
2527         * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
2528         function.
2529         (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
2530         * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
2531         __THUMB_INTERWORK.
2532
2533 2004-08-31  Denis Chertykov  <denisc@overta.ru>
2534
2535         PR target/15417
2536         * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
2537         frame pointer register only in Pmode while reload in progress.
2538
2539 2004-08-31  Stephane Carrez  <stcarrez@nerim.fr>
2540
2541         PR target/15334
2542         * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
2543         because it breaks the 32-bit shift patterns that rely on a match_dup.
2544
2545 2004-08-31  Matt Austern  <austern@apple.com>
2546
2547         * config/darwin.c (darwin_make_decl_one_only): Allocate section
2548         names once per compilation, instead of once per symbol.
2549
2550 2004-08-31  Paolo Bonzini  <bonzini@gnu.org>
2551
2552         * Makefile.in (build_subdir): New substitution.
2553         (fixinc.sh): Simplify heavily since fixincludes is already built.
2554         (stmp-fixinc): Depend on specs.ready.
2555         (install-mkheaders): Use new location of fixincludes.
2556         (clean): Do not descend into fixinc.
2557         (FORBUILD): Replace with ../$(build_subdir).
2558         * configure.ac (build_subdir): Substitute.
2559         (FORBUILD): Do not set.
2560         (all_outputs): Remove fixinc/Makefile.
2561         (default commands): Do not create links in fixinc.
2562         * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
2563         the fixincludes configuration steps and substituting
2564         @FIXINCL@ in fixinc.in.
2565         * fixinc.in: New, from fixinc/fixincl.sh.
2566
2567         * fixinc/*: Removed.
2568
2569 2004-08-31  Joseph S. Myers  <jsm@polyomino.org.uk>
2570
2571         * attribs.c (strip_attrs): Remove.
2572         (split_specs_attrs): Move ...
2573         * c-decl.c: ... to here.
2574         * tree.h (split_specs_attrs, strip_attrs): Remove.
2575         * c-tree.h (split_specs_attrs): Declare.
2576
2577 2004-08-31  Richard Sandiford  <rsandifo@redhat.com>
2578
2579         * read-rtl.c: Disable RTL checking.
2580         (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
2581
2582 2004-08-31  Richard Sandiford  <rsandifo@redhat.com>
2583
2584         * config/mips/mips.md (fcond): New code macro and attribute.
2585         (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
2586         (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
2587         (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
2588
2589 2004-08-30  Mark Mitchell  <mark@codesourcery.com>
2590
2591         Revert:
2592         2004-08-29  Mark Mitchell  <mark@codesourcery.com>
2593         PR rtl-optimization/16590
2594         * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
2595
2596 2004-08-30  Andrew Pinski  <apinski@apple.com>
2597
2598         * hard-reg-set.h:
2599         s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
2600         * ChangeLog: Fix previous ChangeLog entry.
2601
2602         PR rtl-opt/13987
2603         * config.host (use_long_long_for_widest_fast_int): New, default is
2604         off.
2605         (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
2606         * configure.ac: If use_long_long_for_widest_fast_int, then
2607         define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
2608         * configure: Regenerate.
2609         * config.in: Regenerate.
2610         * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
2611         New: widest integer type supported efficiently in hardware for the
2612         host.
2613         * sbitmap.h (SBITMAP_ELT_BITS): Define based on
2614         HOST_BITS_PER_WIDEST_FAST_INT.
2615         (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
2616         * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
2617         HOST_WIDEST_FAST_INT
2618         instead of HOST_WIDE_INT.
2619         (HARD_REG_SET_LONGS): Likewise.
2620         (UHOST_BITS_PER_WIDE_INT): Likewise.
2621         Change the checks for the fast cases to be based on
2622         HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
2623
2624 2004-08-30  Steven Bosscher  <stevenb@suse.de>
2625
2626         * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
2627         not the pointers.
2628
2629 2004-08-30  Geoffrey Keating  <geoffk@apple.com>
2630
2631         PR 12738
2632         PR 17205
2633         Radar 3460526
2634         Radar 3775729
2635         * c-decl.c (grokdeclarator): Produce error for 'static' on local
2636         function declaration.
2637
2638 2004-08-30  Richard Henderson  <rth@redhat.com>
2639
2640         * expr.c (array_ref_element_size): Force aligned_size back to
2641         sizetype.
2642         (component_ref_field_offset): Similarly for aligned_offset.
2643         * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
2644         low-bound, element-size, field-offset fields rather than
2645         computed values.
2646
2647 2004-08-30  Joseph S. Myers  <jsm@polyomino.org.uk>
2648
2649         * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
2650         redundant code.
2651
2652 2004-08-30  Joseph S. Myers  <jsm@polyomino.org.uk>
2653
2654         * c-tree.h (struct language_function): Add arg_info element.
2655         * c-decl.c (current_function_arg_info): New.
2656         (grokdeclarator, store_parm_decls): Use it instead of
2657         DECL_ARGUMENTS.
2658         (c_push_function_context, c_pop_function_context): Save and
2659         restore it.
2660
2661 2004-08-30  Richard Henderson  <rth@redhat.com>
2662
2663         * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
2664         COMPONENT_REF to pointer arithmetic.
2665         * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
2666         constant "c" as a valid constant initializer.  Allow narrowing of
2667         differences against the same base object, for any base object.
2668
2669 2004-08-30  Richard Henderson  <rth@redhat.com>
2670
2671         * expr.c (expand_expr_addr_expr): New.
2672         (expand_expr_real_1) <case ADDR_EXPR>: Use it.
2673
2674 2004-08-30  Richard Sandiford  <rsandifo@redhat.com>
2675
2676         * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
2677         (mips_fp_condition): New enum.
2678         (mips_fp_conditions): New array.
2679         (print_fcc_operand): Delete.
2680         (print_operand): Remove %V, %v and %Q.  Redefine %Z so that it prints
2681         the operand and comma if and only if ISA_HAS_8CC.  Add %Y.
2682         (builtin_description): Add "cond" field.
2683         (DIRECT_BUILTIN): Initialize it.
2684         (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
2685         into INSN and CODE.  Initialize the "cond" field.
2686         (CMP_BUILTINS): Update accordingly.
2687         (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
2688         (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
2689         mips_fp_condition as argument.  Make it the final operand of the
2690         comparison instruction.
2691         (mips_expand_builtin): Update accordingly.
2692         * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
2693         (UNSPEC_C, UNSPEC_CABS): New constants.  Shuffle others to fill
2694         the gaps.
2695         * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
2696         Don't use the 'Q' operand prefix; just print the operand normally.
2697         (mips_cabs_*, mips_c_*): Delete, replacing with...
2698         (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
2699         patterns.  Split the 4s versions into 2 ps patterns after reload.
2700
2701 2004-08-30  Richard Henderson  <rth@redhat.com>
2702
2703         * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
2704         assuming an ADDR_EXPR is non-null.
2705
2706 2004-08-30  Jason Merrill  <jason@redhat.com>
2707
2708         * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
2709
2710 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
2711
2712         * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
2713         record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
2714         gcc_assert and gcc_unreachable instead of abort.
2715         * alloc-pool.c (abort, fancy_abort): Remove.
2716         (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
2717         gcc_assert or gcc_unreachable.
2718         * attribs.c (init_attributes, decl_attributes): Likewise.
2719         * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
2720         mark_bb_for_unlikely_executed_section,
2721         add_labels_and_missing_jumps, fix_crossing_conditional_branches,
2722         fix_crossing_unconditional_branches):  Likewise.
2723         * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
2724         bitmap_operation):  Likewise.
2725         * bt-load.c (insn_sets_btr_p, augment_live_range,
2726         move_btr_def):  Likewise.
2727         * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
2728         apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
2729         expand_builtin_mathfn_2, expand_builtin_mathfn_3,
2730         builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
2731         expand_builtin_memcmp, expand_builtin_args_info,
2732         std_gimplify_va_arg_expr, expand_builtin_unop,
2733         expand_builtin_fputs, expand_builtin_profile_func,
2734         expand_builtin_fork_or_exec, fold_builtin_bitop,
2735         fold_builtin_classify, fold_builtin_fputs): Likewise.
2736
2737 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
2738
2739         * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
2740         * gcov.c (abort): Remove undef.
2741
2742         * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
2743         (struct tree_binfo): Remove primary field.
2744
2745 2004-08-30  Paolo Bonzini  <bonzini@gnu.org>
2746
2747         * fixinc/Makefile.in (machname.h): Remove.
2748         (fixincl.x): Do not pass $@ to genfixes.
2749         * fixinc/genfixes: Remove code to produce machname.h.
2750         * fixinc/fixincl.sh: Move it here instead.
2751         * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
2752         instead check if pz_mn_name_pat is NULL.  Make mn_get_regexps
2753         return a bool indicating whether pz_mn_name_pat is NULL.
2754         * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
2755         Declare extern C variables for the ENV_TABLE.
2756         * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
2757         instead use the result of mn_get_regexps.
2758         * fixinc/fixtests.c: Likewise.
2759
2760 2004-08-30  Paolo Bonzini  <bonzini@gnu.org>
2761
2762         * configure.ac: Do not run fixincludes after stage1 during
2763         toplevel bootstrap.
2764         * configure: Regenerate.
2765
2766 2004-08-30  Richard Earnshaw  <rearnsha@arm.com>
2767
2768         * sched-deps.c (get_condition): Partially revert previous, by never
2769         trying to extract the condition from a condjump.
2770
2771 2004-08-30  Nathan Sidwell  <nathan@codesourcery.com>
2772
2773         * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
2774         (handle_visibility_attribute, c_determine_visibility): Likewise.
2775         * c-common.h (my_friendly_assert): Remove.
2776
2777 2004-08-30  Richard Sandiford  <rsandifo@redhat.com>
2778
2779         * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
2780         (UNSPEC_{RSQRT,RECIP}[12]): New constants.
2781         (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
2782         * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
2783         (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
2784
2785 2004-08-30  Diego Novillo  <dnovillo@redhat.com>
2786
2787         * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
2788         in COMPONENT_REF nodes.
2789
2790 2004-08-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2791
2792         PR c++/15378
2793         * c-opts.c (c_common_handle_option): <case OPT_Werror> set
2794         global_dc->warning_as_error_requested.
2795         * diagnostic.c (diagnostic_initialize): Tidy.
2796         * diagnostic.h (diagnostic_context::x_data): Remove
2797         (diagnostic_context::issue_warnings_are_errors_message): Rename
2798         from warnings_are_errors_message.
2799         (diagnostic_context::warning_as_error_requested): New.
2800
2801 2004-08-30  Richard Earnshaw  <rearnsha@arm.com>
2802
2803         * sched-deps.c (get_condition): Fix breakage in previous patch.
2804
2805 2004-08-30  Paul Brook  <paul@codesourcery.com>
2806
2807         * doc/install.texi: Fix broken mpfr link.
2808
2809 2004-08-29  David O'Brien  <obrien@FreeBSD.org>
2810
2811         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
2812         other FreeBSD platforms.
2813
2814 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
2815
2816         * arm.h (REVERSE_CONDITION): Define.
2817         (REVERSIBLE_CC_MODE): All comparisons are now reversible.
2818
2819 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
2820
2821         * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
2822         just the codes, call reversed_comparison_code ().
2823         (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
2824         (not_reg_cond): Use reversed_comparison_code.
2825         (and_reg_cond): Likewise.
2826         * ifcvt.c (cond_exec_process_if_block): Likewise.
2827         * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
2828
2829 2004-08-29  Richard Earnshaw  <rearnsha@arm.com>
2830
2831         * sched-deps.c (get_condition): Rewrite using jump support functions.
2832         Use reversed_comparison_code.
2833         (conditions_mutex_p): Use reversed_comparison_code.
2834
2835 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2836
2837         * config/mips/mips.c (override_options): Disable hot/cold partitioning
2838         for MIPS16.
2839
2840 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2841
2842         * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
2843         (mips_function_type): Move to mips.c.
2844         * config/mips/mips.c (mips_builtin_type): New enum.
2845         (builtin_description): Replace code and ftype with builtin_type
2846         and function_type.
2847         (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
2848         (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
2849         (CODE_FOR_mips_abs_ps): Define.
2850         (mips_bdesc): Use new macros.
2851         (mips_expand_builtin): Use builtin_type.  Update calls to subroutines.
2852         (mips_init_builtins): Use the mips_bdesc[] index as the function code.
2853         (mips_expand_builtin_direct): New function.
2854         (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
2855         builtin.  Replace boolean parameter with builtin_type.
2856         (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
2857         (mips_expand_4s_compare_builtin): Delete, replacing with...
2858         (mips_expand_builtin_compare): ...this new function.
2859
2860 2004-08-29  Mark Mitchell  <mark@codesourcery.com>
2861
2862         PR rtl-optimization/16590
2863         * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
2864
2865 2004-08-29  Diego Novillo  <dnovillo@redhat.com>
2866
2867         * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
2868         * tree-ssa-propagate.c: Fix documentation.
2869
2870 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2871
2872         * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
2873         (mov[sd]fcc): Likewise.
2874
2875 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2876
2877         * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
2878
2879 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2880
2881         * config/mips/mips.md (divide_condition): New mode attribute.
2882         (div[sd]f3, *div[sd]f3): Use it.  Redefine using :SCALARF.
2883         (sqrt[sd]f3): Redefine using SCALARF.
2884         (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise.  Name formerly unnamed
2885         patterns.
2886
2887 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2888
2889         * config/mips/mips.md (ANYF, SCALARF): New mode macros.
2890         (loadx, storex, fmt, UNITMODE): New mode attributes.
2891         (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
2892         (mul[sd]f3): Redefine using :SCALARF.
2893         (*mul[sd]f3): Renamed from mul[sd]f3_internal.  Use :SCALARF.
2894         (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
2895         (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns.  Use :ANYF.
2896         Check TARGET_FUSED_MADD for V2SF too.
2897         (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
2898         were already named.
2899         (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
2900         (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
2901
2902 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2903
2904         * config/mips/mips.c (mips_init_builtins): Simplify.  Only create
2905         V2SF_type_node if it will be needed.
2906
2907 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2908
2909         * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
2910         * config/mips/mips.c (mips_prepare_builtin_arg): New function.
2911         (mips_prepare_builtin_target): New function.
2912         (mips_expand_builtin): Use them.  Update calls to subroutines.
2913         (mips_expand_ps_cond_move_builtin): Use the new functions.  Replace
2914         cmp_choice with a boolean argument to select between movt and movf.
2915         Take the comparison's icode as an argument, not the function's fcode.
2916         (mips_expand_compare_builtin): New function.  Rename existing function
2917         to mips_expand_scalar_compare_builtin.
2918         (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
2919         (mips_expand_ps_compare_builtin): Use the new functions.  Take the
2920         comparison's icode as an argument, not the builtin's fcode.
2921
2922 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2923
2924         * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
2925         (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
2926         registers are false and -1 if all registers are true.
2927         (mips_expand_ps_compare_builtin): Likewise CCV2.  Use subregs for
2928         MIPS_CMP_UPPER and MIPS_CMP_LOWER.
2929         * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
2930         (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
2931         (bc1any2t, bc1any2f): Likewise CCV2.
2932         (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
2933
2934 2004-08-29  Richard Sandiford  <rsandifo@redhat.com>
2935
2936         * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
2937         * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
2938         UNSPEC rather than an IF_THEN_ELSE.
2939         * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
2940         mips_cond_move_tf_ps by name.
2941
2942 2004-08-29  Chao-ying Fu  <fu@mips.com>
2943             James E Wilson  <wilson@specifixinc.com>
2944
2945         * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
2946         8 byte size and alignment.  Give CCV4 16 byte size and alignment.
2947         * config/mips/mips-ps-3d.md: New file.
2948         * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
2949         TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
2950         (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
2951         (mips_output_move): Emit "mov.ps" for V2SFmode.
2952         (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
2953         MODE_VECTOR_FLOAT.
2954         (override_options): Check if TARGET_MIPS3D and there was an explicit
2955         !TARGET_PAIRED_SINGLE_FLOAT.  Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
2956         Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
2957         TARGET_PAIRED_SINGLE_FLOAT is true.  Check if the ISA supports
2958         TARGET_PAIRED_SINGLE_FLOAT.  Allow MODE_VECTOR_FLOAT in fp registers,
2959         and allow CCV2 and CCV4 to occupy two and four CC registers.
2960         (print_fcc_operand): New function.
2961         (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC.  Modify
2962         %Z to call print_fcc_operand.
2963         (mips_function_value): Handle MODE_VECTOR_FLOAT.
2964         (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
2965         (mips_vector_mode_supported_p): New function.
2966         (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
2967         (builtin_description): New struct.
2968         (mips_bdesc): New array of struct builtin_description.
2969         (mips_expand_builtin, mips_init_builtins,
2970         mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
2971         mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
2972         functions.
2973         * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
2974         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
2975         (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
2976         (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
2977         "-mips3d", and "-mno-mips3d".
2978         (ASM_SPEC): Map -mips3d to -mips3d in gas.
2979         (EXTRA_CONSTRAINT_Y): New macro.
2980         (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT.  Add new
2981         multi-letter constraint 'Y'.
2982         (CONSTRAINT_LEN): New macro.
2983         (enum mips_builtins): New for MIPS builtin functions.
2984         (enum mips_function_type): New for the types of MIPS builtin functions.
2985         (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
2986         * config/mips/mips.md: New constants for paired single and MIPS-3D
2987         instructions.  Include the new mips-ps-3d.md file.
2988         (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
2989         movv2sf_hardfloat_64bit): New named patterns.
2990         (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
2991         nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
2992         sdxc1_v2sf_di): New unnamed patterns.
2993         * config/mips/predicates.md (const_0_operand, const_1_operand): Add
2994         const_vector support.
2995         (const_0_or_1_operand): New predicate.
2996         * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
2997
2998 2004-08-29  Diego Novillo  <dnovillo@redhat.com>
2999
3000         * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
3001         (tree-ssa-propagate.o): New rule.
3002         (GTFILES): Add tree-ssa-propagate.c.
3003         * tree-flow.h (struct stmt_ann_d): Remove field
3004         in_ccp_worklist.
3005         * tree-ssa-propagate.c: New file.
3006         * tree-ssa-propagate.h: New file.
3007         * tree-ssa-ccp.c: Re-write to use the routines from
3008         tree-ssa-propagate.c.
3009
3010 2004-08-28  Andrew Pinski  <apinski@apple.com>
3011
3012         * tree-ssa-loop.c: Remove extra include of basic-block.h.
3013
3014 2004-08-28  Ziemowit Laski  <zlaski@apple.com>
3015
3016         * c-common.h: Update comments about ObjC/ObjC++ entry points.
3017         (objc_is_reserved_word): New prototype.
3018         (get_current_scope, objc_mark_locals_volatile): Move prototypes to
3019         separate section; these are call-backs.
3020         * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
3021         ObjC/ObjC++ "@" keywords.
3022         * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
3023         prototypes; they already live in c-common.h.
3024         * stub-objc.c: Update copyright notice.
3025         (objc_is_reserved_word): New stub.
3026
3027 2004-08-28  Nathan Sidwell  <nathan@codesourcery.com>
3028
3029         * system.h (gcc_assert): Remove __builtin_expect.  Evaluate EXPR
3030         even when not checking.
3031
3032 2004-08-27  Jason Merrill  <jason@redhat.com>
3033
3034         PR c++/13684
3035         * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
3036         (gimple_push_cleanup): Add eh_only parm.
3037         (gimplify_target_expr): Pass it.
3038         * c.opt (-fno-threadsafe-statics): New option.
3039         * c-opts.c (c_common_handle_option): Handle it.
3040         * c-common.h (flag_threadsafe_statics): Declare it.
3041         * c-common.c (flag_threadsafe_statics): Record it.
3042         * doc/invoke.texi: Document it.
3043         * tsystem.h (_GNU_SOURCE): Define.
3044         * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
3045         (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
3046         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
3047         (__gthread_recursive_mutex_init_function): New fn.
3048         (__gthread_recursive_mutex_lock): New fn.
3049         (__gthread_recursive_mutex_trylock): New fn.
3050         (__gthread_recursive_mutex_unlock): New fn.
3051         * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
3052         * gthr-win32.h, gthr-vxworks.h: Likewise.
3053         * gthr.h: Document.
3054
3055 2004-08-27  David Edelsohn  <edelsohn@gnu.org>
3056
3057         * config/rs6000/rs6000.c (rs6000_override_options): Increase
3058         maximum skip to 15.  Set function alignment, jump alignment, and
3059         loop alignment to 16 for processors that form dispatch groups.
3060         (rs6000_rtx_costs): outer_code is used.
3061
3062 2004-08-27  Nathan Sidwell  <nathan@codesourcery.com>
3063
3064         * stor-layout.c (sizetype_set): Remove.
3065         (set_sizetype): Don't test or set it.
3066
3067         * tree.h (size_int_type): Remove.
3068         * fold-const.c: Do not #include gt-fold-const.h.
3069         (size_htab_hash, size_htab_eq): Remove.
3070         (size_int_kind): Use build_int_cst.
3071         (new_const, size_htab): Remove.
3072         (size_int_type): Remove.
3073         (round_up): Use build_int_cst.
3074         (round_down): Likewise. Remove spurious constant build.
3075
3076 2004-08-27  Nathan Sidwell  <nathan@codesourcery.com>
3077
3078         * configure.ac: Add ENABLE_ASSERT_CHECKING control.
3079         Add is_release variable, use it for --enable-werror and
3080         --enable-checking defaults.
3081         * system.h (gcc_assert, gcc_unreachable): New.
3082         * doc/install.texi (--enable-checking): Update.
3083         * configure, config.in: Rebuilt.
3084
3085 2004-08-26  Richard Sandiford  <rsandifo@redhat.com>
3086
3087         * rtl.h (read_rtx): Change prototype.
3088         * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
3089         line number.  Return true on success.
3090         * gensupport.c (process_include, init_md_reader_args_cb): Adjust
3091         callers accordingly.
3092
3093 2004-08-26  Richard Henderson  <rth@redhat.com>
3094
3095         * c-typeck.c (build_offsetof): Remove.
3096         * c-tree.h (build_offsetof): Remove.
3097         * c-common.c (fold_offsetof_1, fold_offsetof): New.
3098         * c-common.h (fold_offsetof): Declare.
3099         * c-parse.in (offsetof_base): New.
3100         (offsetof_member_designator): Use it.  Build references, not just
3101         a tree list.
3102         (primary): Use fold_offsetof, not build_offsetof.
3103
3104 2004-08-26  Richard Henderson  <rth@redhat.com>
3105
3106         * tree.c (staticp): Return the static object.
3107         * tree.h (staticp): Update decl.
3108         * langhooks.h (struct lang_hooks): Change staticp return type to tree.
3109         * langhooks.c (lhd_staticp): Return NULL_TREE.
3110         * langhooks-def.h (lhd_staticp): Update decl.
3111         * c-common.c (c_staticp): Return the static object.
3112         * c-common.h (c_staticp): Update decl.
3113
3114 2004-08-26  Richard Henderson  <rth@redhat.com>
3115
3116         * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
3117         modes.
3118
3119 2004-08-26  Joseph S. Myers  <jsm@polyomino.org.uk>
3120
3121         PR c/13801
3122         * c-decl.c (struct c_binding): Add type and inner_comp fields.
3123         (bind): Set type and inner_comp fields.
3124         (pop_scope): Restore type of decl to the correct type from an
3125         outer scope.  Give error when popping file scope for incomplete
3126         arrays completed incompatibly with default initialization in an
3127         inner scope.
3128         (diagnose_mismatched_decls): Handle externs with initializers at
3129         block scope.
3130         (pushdecl): Set type of external declaration at block scope based
3131         only on the visible declarations.  Save type when changing the
3132         type of a declaration.  Merge an external declaration at block
3133         scope with a visible static declaration at file scope.
3134         (implicitly_declare): Give recycled old declaration the new type
3135         except for incompatible declarations of built-in functions, saving
3136         the old type.
3137
3138 2004-08-26  Ziemowit Laski  <zlaski@apple.com>
3139
3140         * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
3141
3142 2004-08-26  Daniel Berlin  <dberlin@dberlin.org>
3143
3144         * tree-alias-common.c (gate_pta): New function.
3145         (pass_build_pta): Use it.
3146         (pass_del_pta): Use it.
3147         (delete_alias_vars): Don't check flag_tree_points_to.
3148
3149 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
3150
3151         * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
3152         TFmode as additional register mode cloberred by call.
3153
3154 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
3155
3156         * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
3157         parallel pattern for library call returning DImode in
3158         mixed mode.
3159
3160 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
3161
3162         * config/rs6000/rs6000.c (function_arg): Generate parallel
3163         pattern for more split args.
3164
3165 2004-08-26  Fariborz Jahanian  <fjahanian@apple.com>
3166
3167         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
3168         either gen_movdi_di_update or gen_movdi_si_update depending on
3169         target mode.
3170         * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
3171         to generate two versions.
3172
3173 2004-08-26  Daniel Berlin  <dberlin@dberlin.org>
3174
3175         * Makefile.in (lambda-code.o): New.
3176         (lambda-trans.o): Ditto.
3177         (TREE_DATA_REF_H): Ditto.
3178         (LAMBDA_H): Ditto.
3179         (lambda-mat.o): Use LAMBDA_H.
3180         (tree-data-ref.o): Ditto.
3181         * lambda-code.c: New file.  Lambda code generation algorithm.
3182         * lambda-trans.c: Ditto. Lambda transformation matrix support.
3183         * lambda.h: Add lambda loop structures.
3184         Add lambda loopnest structures.
3185         Add lambda body vector structure.
3186         Add lambda linear expression structures.
3187         Add prototypes for functions in new files.
3188         * lambda-mat.c: Include tree.h
3189
3190 2004-08-26  Daniel Berlin <dberlin@dberlin.org>
3191             Sebastian Pop  <pop@cri.ensmp.fr>
3192
3193         * tree-data-ref.h: Include lambda.h
3194         (free_dependence_relation): Declared here.
3195         (free_dependence_relations): Ditto.
3196         (free_data_refs): Ditto.
3197         * tree-data-ref.c (free_dependence_relation): New function.
3198         (free_dependence_relations): Ditto.
3199         (free_data_refs): Ditot.
3200         (analyze_all_data_dependences): Free datarefs and dependence_relations.
3201         (build_classic_dist_vector): Store in the dependence_relations the
3202         information. Each arc in the dependence_relations graph is labelled
3203         with the distance and direction vectors.
3204         (build_classic_dir_vector): Ditto.
3205         (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
3206         Now computes again the whole dependence graph including read-read
3207         relations.
3208         (compute_data_dependences_for_loop): Now dependence_relations contains
3209         all the data, and thus it doesn't need to initialize the classic_dir
3210         and classic_dist vectors.
3211         (analyze_all_data_dependences): Adjusted for using the new interface of
3212         compute_data_dependences_for_loop.  Remove the statistics dump.
3213
3214 2004-08-26  Bob Wilson  <bob.wilson@acm.org>
3215
3216         * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
3217         (xtensa_expand_block_move): Update comment.
3218         (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
3219
3220 2004-08026  Richard Earnshaw  <rearnsha@arm.com>
3221
3222         PR target/13506
3223         * toplev.c (crash_signal): If we crashed while emitting
3224         a user asm, then die more gracefully.
3225
3226 2004-08-26  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3227
3228         PR target/17119.
3229         * config/m32r.c (gen_compare): Use reg_or_int16_operand when
3230         checking for a valid constant, regardless of sign.
3231
3232 2004-08-25  Richard Henderson  <rth@redhat.com>
3233
3234         PR target/16974
3235         * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
3236         if the constant satisfies add_operand.
3237
3238 2004-08-25  Richard Henderson  <rth@redhat.com>
3239
3240         PR debug/10695
3241         * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
3242         (alpha_expand_prologue): Handle >32-bit frames.  Generate proper
3243         unwind info for >16-bit frames.
3244
3245 2004-08-25  Richard B. Kreckel  <richard.kreckel@framatome-anp.com>
3246
3247         PR target/17171
3248         * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
3249
3250 2004-08-25  Richard Henderson  <rth@redhat.com>
3251
3252         * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
3253         (TARGET_CANNOT_FORCE_CONST_MEM): New.
3254
3255 2004-08-25  Andrew MacLeod  <amacleod@redhat.com>
3256
3257         * doc/tree-ssa.texi: Document new operand iterator.
3258
3259 2004-08-26  Alan Modra  <amodra@bigpond.net.au>
3260
3261         PR target/16480
3262         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
3263         on "(mem (symbol_ref ..))" rtl.  Look at LO_SUM base regs as well
3264         as PLUS base regs.
3265
3266 2005-08-28  Paul Brook  <paul@codesourcery.com>
3267
3268         * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
3269         -mfpu=vfp -march=armv5t
3270         * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
3271
3272 2004-08-25  Richard Henderson  <rth@redhat.com>
3273
3274         * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
3275         * target.h (struct gcc_target): Add scalar_mode_supported_p.
3276         * targhooks.c (default_scalar_mode_supported_p): New.
3277         * targhooks.h (default_scalar_mode_supported_p): Declare.
3278         * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
3279
3280         * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
3281         before attempting to create types.  Tidy.
3282         * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
3283
3284         * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
3285         (TARGET_SCALAR_MODE_SUPPORTED_P): New.
3286
3287 2004-08-25  Richard Henderson  <rth@redhat.com>
3288
3289         * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3290         set REAL_MODE_FORMAT for TFmode.
3291
3292 2004-08-25  Ziemowit Laski  <zlaski@apple.com>
3293
3294         * c-decl.c (grokparm): New function.
3295         * c-tree.h (grokparm): New prototype.
3296
3297 2004-08-25  Andrew MacLeod  <amacleod@redhat.com>
3298
3299         * tree-ssa-operands.h (struct ssa_operand_iterator_d): New.  SSA operand
3300         iterator controlling structure.
3301         (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
3302         SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
3303         SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New.  Operand
3304         iterator flags.
3305         (FOR_EACH_SSA_TREE_OPERAND): New.  Iterate over operands as trees.
3306         (FOR_EACH_SSA_USE_OPERAND): New.  Iterate over operands as uses.
3307         (FOR_EACH_SSA_DEF_OPERAND): New.  Iterate over operands as defs.
3308         (FOR_EACH_SSA_MAYDEF_OPERAND): New.  Iterate over V_MAY_DEFs.
3309         * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
3310         Empty operand pointers.
3311         * tree-flow-inline.h (op_iter_done): New.  Return true if finished.
3312         (op_iter_next_use): New.  Return next use_operand_p.
3313         (op_iter_next_def): New.  Return next def_operand_p.
3314         (op_iter_next_tree): New.  Return next operands as a tree.
3315         (op_iter_init): New.  Initialize an iterator structure.
3316         (op_iter_init_use): New.  Initialize structure and get the first use.
3317         (op_iter_init_def): New.  Initialize structure and get the first def.
3318         (op_iter_init_tree): New.  Initialize structure and get the first tree.
3319         (op_iter_next_maydef): New.  Return next V_MAY_DEF operands.
3320         (op_iter_init_maydef): New.  Initialize structure and get the first
3321         V_MAY_DEF operands.
3322         * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
3323         * tree-dfa.c (compute_immediate_uses_for_stmt,
3324         redirect_immediate_uses): Use new operand iterator.
3325         (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
3326         (mark_new_vars_to_rename): Use new operand iterator.  Count virtual
3327         operands instead of using *_disappeared_p routines.
3328         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
3329         ssa_rewrite_stmt): Use new operand iterator.
3330         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
3331         rewrite_trees): Use new operand iterator.
3332         * tree-pretty-print.c (dump_vops): Use new operand iterator.
3333         * tree-sra.c (mark_all_v_defs): Use new operand iterator.
3334         * tree-ssa-alias.c (compute_points_to_and_addr_escape,
3335         dump_points_to_info): Use new operand iterator.
3336         * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
3337         replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
3338         operand iterator.
3339         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
3340         propagate_necessity): Use new operand iterator.
3341         * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
3342         (register_definitions_for_stmt): Use new operand iterator.  Take stmt as
3343         a parameter instead of a stmt_ann_t.
3344         * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
3345         build_tree_conflict_graph): Use new operand iterator.
3346         * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
3347         rewrite_mem_refs): Use new operand iterator.
3348         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3349         check_loop_closed_ssa_use): Use new operand iterator.
3350         * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
3351         * tree-ssanames.c (release_defs): Use new operand iterator.
3352         * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
3353
3354 2004-08-25  Adam Nemet  <anemet@lnxw.com>
3355
3356         * tlink.c (initial_cwd): New variable.
3357         (tlink_init): Initialize it.
3358         (recompile_files): Use tlink_execute() instead of system().  Don't
3359         duplicate verbose output of collect_execute.  Restore initial_cwd.
3360         Update comment before the function.
3361
3362 2004-08-25  Ziemowit Laski  <zlaski@apple.com>
3363
3364         * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
3365         accept) a cast from one Objective-C pointer type to another.
3366
3367 2004-08-25  Paolo Carlini  <pcarlini@suse.de>
3368
3369         * doc/install.texi: Document that libstdc++-v3 requires
3370         now automake 1.9.1.
3371
3372 2004-08-25  Caroline Tice  <ctice@apple.com>
3373
3374         * bb-reorder.c (partition_hot_cold_basic_blocks):  Add more details
3375         to comments at start of function.
3376         * cfgbuild.c (make_edges):  Add more details to hot/cold partitioning
3377         comment.
3378         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3379         merge_blocks_move_predecessor_nojumps,
3380         merge_blocks_move_successor_nojumps, merge_blocks_move,
3381         try_crossjump_to_edge, try_crossjump_bb): Likewise.
3382         * cfglayout.c (fixup_reorder_chain): Likewise.
3383         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3384         cfg_layout_can_merge_blocks_p):  Likewise.
3385         * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
3386         * passes.c (rest_of_compilation): Update comments for calling
3387         optimization that partitions hot/cold basic blocks.
3388         * doc/invoke.texi:  Update documentation of
3389         freorder-blocks-and-partition flag.
3390
3391 2004-08-25  Richard Sandiford  <rsandifo@redhat.com>
3392
3393         * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
3394         (*mov*_on_*): Adjust accordingly.  Add an explicit MOVECC: prefix.
3395
3396 2004-08-25  Richard Sandiford  <rsandifo@redhat.com>
3397
3398         * config/mips/mips.md (any_shift): New code macro.
3399         (optab, insn): New code attributes.
3400         ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
3401         Use the standard rather than internal patterns for the MIPS16
3402         double-shift optimization.
3403         (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
3404         Redefine using :GPR and any_shift.
3405         (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
3406         to cover all three shifts.
3407         (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
3408         Redefine using any_shift.  Use :GPR and any_shift to combine splitters.
3409         (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
3410
3411 2004-08-24  Geoffrey Keating  <geoffk@apple.com>
3412
3413         * gimplify.c (lookup_tmp_var): Separate temporaries when not
3414         optimizing.
3415
3416 2004-08-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3417
3418         PR libstdc++/17005 (fix for HP-UX 11.11)
3419         * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
3420         (hppa*-*-hpux*): Consolidate hppa1.0-*-* code.  Rework handling of
3421         tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
3422         * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
3423         * config/pa/pa-hpux.h (TARGET_HPUX): Define.
3424         (LINK_SPEC): Handle march=1.0 option.
3425         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
3426         and _XOPEN_SOURCE_EXTENDED for UNIX 95.
3427         (SUBTARGET_OPTIONS): New define.
3428         (LINK_SPEC): Handle march=1.0 option.
3429         (STARTFILE_SPEC): New define.
3430         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
3431         and _XOPEN_SOURCE_EXTENDED for UNIX 95.  Additionally, predefine
3432         _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
3433         (SUBTARGET_OPTIONS): New define.
3434         (LINK_SPEC): Handle march=1.0 option.
3435         (STARTFILE_SPEC): New define.
3436         * config/pa/pa.c (override_options): Add code to process -munix= option.
3437         * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
3438         (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
3439         defines.
3440         (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
3441         (SUBTARGET_OPTIONS): Provide default define.
3442         * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
3443         STANDARD_STARTFILE_PREFIX_2): New defines.
3444         (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
3445         (ENDFILE_SPEC): Use %O.
3446         * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
3447         Mention issue caused by changing namespace and runtime to UNIX 95/98.
3448         * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
3449         Document -munix=std option.
3450
3451 2004-08-25  Steven Bosscher  <stevenb@suse.de>
3452
3453         * cse.c (cse_around_loop, cse_check_loop_start,
3454         cse_set_around_loop): Remove.
3455         (cse_basic_block): Remove the around_loop argument.
3456         (cse_end_of_basic_block): Remove the after_loop argument.
3457         (cse_main): Likewise.
3458         * rtl.h (cse_main): Update prototype.
3459         * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
3460         rest_of_handle_gcse): Update cse_main calls.
3461
3462 2004-08-25  Nathan Sidwell  <nathan@codesourcery.com>
3463
3464         * tree.h  (build_int_cst): New, sign extended constant.
3465         (build_int_cstu): New, zero extended constant.
3466         (build_int_cst_wide): Renamed from build_int_cst.
3467         * tree.c (build_int_cst, build_int_cstu): New.
3468         (build_int_cst_wide): Renamed from build_int_cst.
3469         (make_vector_type, build_common_tree_nodes,
3470         build_common_tree_nodes_2): Adjust build_int_cst calls.
3471         * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
3472         expand_builtin_strpbrk, expand_builtin_fputs,
3473         build_string_literal, expand_builtin_printf,
3474         expand_builtin_sprintf, fold_builtin_classify_type,
3475         fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
3476         fold_builtin_toascii, fold_builtin_isdigit,
3477         simplify_builtin_strstr, simplify_builtin_strpbrk,
3478         fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
3479         * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
3480         DEF_ATTR_INT): Likewise.
3481         * c-decl.c (complete_array_type, check_bitfield_type_and_width):
3482         Likewise.
3483         * c-lex.c (interpret_integer, lex_charconst): Likewise.
3484         * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
3485         * c-pretty-print.c (pp_c_integer_constant): Likewise.
3486         * c-typeck.c (really_start_incremental_init, push_init_level,
3487         set_nonincremental_init_from_string): Likewise.
3488         * calls.c (load_register_parameters): Likewise.
3489         convert.c (convert_to_pointer): Likewise.
3490         coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
3491         build_fn_info_type, build_fn_info_value, build_ctr_info_value,
3492         build_gcov_info): Likewise.
3493         * except.c (init_eh, assign_filter_values): Likewise.
3494         * expmed.c (store_fixed_bit_field, extract_bit_field,
3495         extract_fixed_bit_field, extract_split_bit_field, expand_shift,
3496         expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
3497         expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
3498         * expr.c (convert_move, emit_group_load, emit_group_store,
3499         expand_assignment, store_constructor, store_field,
3500         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
3501         fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
3502         invert_truthvalue, optimize_bit_field_compare,
3503         decode_field_reference, all_ones_mask_p, constant_boolean_node,
3504         fold_div_compare, fold, fold_read_from_constant_string,
3505         fold_negate_const, fold_abs_const, fold_not_const, round_up,
3506         round_down): Likewise.
3507         * function.c (assign_parm_setup_block): Likewise.
3508         * stmt.c (shift_return_value, expand_case, estimate_case_costs):
3509         Likewise.
3510         * stor-layout.c (layout_type, initialize_sizetypes,
3511         set_min_and_max_values_for_integral_type): Likewise.
3512         * tree-chrec.c (chrec_fold_multiply_poly_poly,
3513         reset_evolution_in_loop): Likewise.
3514         * tree-chrec.h (build_polynomial_chrec): Likewise.
3515         * tree-complex.c (build_replicated_const): Likewise.
3516         * tree-eh.c (honor_protect_cleanup_actions,
3517         lower_try_finally_onedest, lower_try_finally_copy,
3518         lower_try_finally_switch): Likewise.
3519         * tree-mudflap.c (mf_build_string, mx_register_decls,
3520         mudflap_register_call, mudflap_enqueue_constant): Likewise.
3521         * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
3522         * tree-pretty-print.c (dump_generic_node): Likewise.
3523         * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
3524         Likewise.
3525         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
3526         * tree-ssa-loop-niter.c (number_of_iterations_cond,
3527         loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
3528         Likewise.
3529         * tree-ssa-loop-ivcanon.c (create_canonical_iv,
3530         canonicalize_loop_induction_variables): Likewise.
3531         * tree-vectorizer.c (vect_create_index_for_array_ref,
3532         vect_transform_loop_bound, vect_compute_data_ref_alignment):
3533         Likewise.
3534
3535         * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
3536         alpha_gimplify_va_arg_1): Likewise.
3537         * config/arm/arm.c (arm_get_cookie_size): Likewise.
3538         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3539         * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3540         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3541         * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
3542         mips_gimplify_va_arg_expr): Likewise.
3543         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3544         * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
3545         add_compiler_branch_island): Likewise.
3546         * config/s390/s390.c (s390_va_start): Likewise.
3547         * config/sh/sh.c (sh_va_start): Likewise.
3548         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
3549         Likewise.
3550         * config/xtensa/xtensa.c (xtensa_va_start,
3551         xtensa_gimplify_va_arg_expr): Likewise.
3552
3553         * objc/objc-act.c (build_objc_string_object,
3554         build_objc_symtab_template, init_def_list, init_objc_symtab,
3555         init_module_descriptor, generate_static_references,
3556         build_selector_translation_table, get_proto_encoding,
3557         build_typed_selector_reference, build_selector_reference,
3558         build_next_objc_exception_stuff,
3559         build_method_prototype_list_template, generate_descriptor_table,
3560         generate_protocols, build_protocol_initializer,
3561         build_ivar_list_template, build_method_list_template,
3562         build_ivar_list_initializer, generate_ivars_list,
3563         generate_dispatch_table, generate_protocol_list,
3564         build_category_initializer, build_shared_structure_initializer,
3565         generate_shared_structures, handle_impent,
3566         generate_objc_image_info): Likewise.
3567
3568 2004-04-25  Paolo Bonzini  <bonzini@gnu.org>
3569
3570         * cfglayout.c (duplicate_insn_chain): Remove references to
3571         NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
3572         * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
3573         * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
3574         * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
3575         and NOTE_INSN_LOOP_CONT.
3576         * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
3577         * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
3578         and NOTE_INSN_LOOP_CONT.
3579         * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
3580         check_dbra_loop, loop_dump_aux): Remove references to removed notes
3581         and fields.
3582         * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
3583         * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
3584         references to removed notes and fields.
3585         (subtract_reg_term, ujump_to_loop_cont): Remove.
3586
3587 2004-08-25  Paolo Bonzini  <bonzini@gnu.org>
3588
3589         * doc/install.texi: Document that libcpp does not require
3590         Automake any longer.  Document that Automake 1.9.1 should
3591         work everywhere.
3592
3593 2004-08-25  Zack Weinberg  <zack@codesourcery.com>
3594
3595         * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
3596         * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
3597         DWARF_DEBUGGING_INFO from choice-of-definition chain;
3598         restructure using C89 features (#elif, #error).
3599         * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
3600         * config/sh/sh.h: Remove references to DWARF_DEBUG.
3601         * doc/invoke.texi: Remove references to DWARF version 1;
3602         clarify why -gdwarf-2<n> doesn't work.
3603
3604 2004-08-25  Zack Weinberg  <zack@codesourcery.com>
3605
3606         * basic-block.h (BB_SET_PARTITION): Clear old value first.
3607         * cfg.c (clear_bb_flags): Don't clear partition setting.
3608         * ifcvt.c (find_if_case_1): Remove ??? comment.
3609
3610 2004-08-25  Alan Modra  <amodra@bigpond.net.au>
3611
3612         PR target/17052
3613         * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
3614         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
3615         current_function_stdarg in place of sysv_varargs_p.
3616         * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
3617         sysv_varargs_p.
3618
3619 2004-08-24  Richard Henderson  <rth@redhat.com>
3620
3621         PR target/16298
3622         * config/i386/i386.c (legitimate_constant_p): Rework to not accept
3623         random codes within CONST.
3624
3625 2004-08-24  James E Wilson  <wilson@specifixinc.com>
3626
3627         * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
3628         -freorder-blocks-and-partition.
3629
3630 2004-08-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3631
3632         PR middle-end/17044
3633         * tree-ssa-threadupdate.c (redirection_data): Make static.
3634         (thread_block): Use ggc_alloc_cleared to allocate struct
3635         redirection_data.  Don't free elements in redirection_data.
3636
3637 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3638
3639         * config/mips/predicates.md (small_data_pattern): Match prefetches.
3640
3641 2004-08-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3642
3643         PR tree-optimization/17016
3644         * tree-ssa-loop-niter.c (number_of_iterations_cond,
3645         number_of_iterations_exit): Use POINTER_TYPE_P instead
3646         of testing for POINTER_TYPE.
3647
3648 2004-08-24  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3649
3650         * tree-ssa-loop-ivcanon.c: New file.
3651         * tree-ssa-loop-manip.c (create_iv): New function.
3652         * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
3653         (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
3654         * cfgloop.c (mark_single_exit_loops): New function.
3655         (verify_loop_structure): Verify single-exit loops.
3656         * cfgloop.h (struct loop): Add single_exit field.
3657         (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
3658         (mark_single_exit_loops): Declare.
3659         (tree_num_loop_insns): Declare.
3660         * cfgloopmanip.c (update_single_exits_after_duplication): New function.
3661         (duplicate_loop_to_header_edge): Use it.
3662         * common.opt (fivcanon): New flag.
3663         * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
3664         * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
3665         (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
3666         (bsi_insert_on_edge_immediate): New function.
3667         * tree-flow.h (bsi_insert_on_edge_immediate,
3668         canonicalize_induction_variables, tree_unroll_loops_completely,
3669         create_iv): Declare.
3670         * tree-optimize.c (init_tree_optimization_passes): Add
3671         pass_iv_canon and pass_complete_unroll.
3672         * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
3673         * tree-scalar-evolution.c (get_loop_exit_condition,
3674         get_exit_conditions_rec, number_of_iterations_in_loop,
3675         scev_initialize): Use single_exit information.
3676         * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
3677         missing assumptions.
3678         (loop_niter_by_eval):  Return number of iterations as unsigned
3679         int.
3680         * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
3681         (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
3682         tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
3683         New passes.
3684         (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
3685         * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
3686         the defining statement is ready.
3687         * tree-vectorizer.c (vect_create_iv_simple): Removed.
3688         (vect_create_index_for_array_ref, vect_transform_loop_bound):
3689         Use create_iv.
3690         (vect_transform_loop_bound): Use single_exit information.
3691         (vect_analyze_loop_form): Cleanup bogus tests.
3692         (vectorize_loops): Do not call flow_loop_scan.
3693         * tree.h (may_negate_without_overflow_p): Declare.
3694         * fold-const.c (may_negate_without_overflow_p): Split out from ...
3695         (negate_expr_p): ... this function.
3696         (tree_expr_nonzero_p): Handle overflowed constants correctly.
3697         * doc/invoke.texi (-fivcanon): Document.
3698         * doc/passes.texi: Document canonical induction variable creation.
3699
3700 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3701
3702         * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
3703         * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
3704         using the mode of the operand to decide between them.
3705         * config/mips/mips.md (MOVECC): New mode macro.
3706         (ccreg): New mode attribute.
3707         (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
3708         Redefine using :GPR and :MOVECC.  Use %T and %t for the condition.
3709         (mov[sd]icc): Redefine using :GPR.
3710
3711 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3712
3713         * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
3714         (mips_prefetch_cookie): New function.
3715         * config/mips/mips.c (print_operand_address): Fix handling of
3716         ADDRESS_CONST_INT.
3717         (mips_emit_prefetch): Delete.
3718         (mips_prefetch_cookie): New function.
3719         * config/mips/mips.md (prefetch): Turn into a define_insn.  Use a
3720         mode of QImode for the address_operand.  Use mips_prefetch_cookie
3721         to calculate the first "pref" operand.
3722         (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
3723         (prefetch_indexed_[sd]i): Redefine using :P.  Use mips_prefetch_cookie.
3724
3725 2004-08-24  Richard Earnshaw  <rearnsha@arm.com>
3726
3727         * arm.md: Include predicates.md.
3728         * predicates.md: New file.
3729         * arm.c (s_register_operand, arm_hard_register_operand)
3730         (arm_general_register_operand, f_register_operand, reg_or_int_operand)
3731         (arm_immediate_operand, arm_neg_immediate_operand)
3732         (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
3733         (arm_add_operand, arm_addimm_operand, arm_not_operand)
3734         (offsettable_memory_operand, alignable_memory_operand)
3735         (arm_reload_memory_operand, arm_float_rhs_operand)
3736         (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
3737         (index_operand, shiftable_operator, logical_binary_operator)
3738         (shift_operator, equality_operator, arm_comparison_operator)
3739         (minmax_operator, cc_register, dominant_cc_register)
3740         (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
3741         (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
3742         (const_shift_operand, load_multiple_operation)
3743         (store_multiple_operation, multi_register_push, thumb_cmp_operand)
3744         (thumb_cmpneg_operand, thumb_cbrch_target_operand)
3745         (cirrus_register_operand, cirrus_fp_register)
3746         (cirrus_shift_const): Delete, replaced with equivalents in
3747         predicates.md.
3748         (shift_op): Handle ROTATE.
3749         * arm-protos.h: Delete declarations for above.
3750         * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
3751         * t-arm (MD_INCLUDES): Add predicates.md.
3752         (s-preds): Depends on MD_INCLUDES.
3753
3754 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3755
3756         * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
3757         * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
3758         patterns.  Redefine using :GPR.  Give the match_operator a mode.
3759         Use '%2' rather than '%z2' for operand 2.
3760
3761 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3762
3763         * config/mips/mips.md (load_call[sd]i): Redefine using :P.  Add mode
3764         attribute.
3765
3766 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3767
3768         * config/mips/mips.md (indirect_jump): Use force_reg.  Adjust names
3769         of internal patterns.
3770         (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
3771         Redefine using :P.
3772         (tablejump): Use expand_binop to calculate address.  Adjust names
3773         of internal patterns.
3774         (tablejump[sd]i): Renamed from tablejump_internal[12].
3775         Redefine using :P.
3776         (tablejump_mips16[12]): Delete.
3777
3778 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3779
3780         * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
3781         (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
3782         (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
3783         (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
3784         (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
3785
3786 2004-08-24  Richard Sandiford  <rsandifo@redhat.com>
3787
3788         * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
3789         (*branch_zero[sd]i): Renamed from branch_zero{,_di}.  Redefine
3790         using :GPR.
3791         (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
3792         (*branch_equality[sd]i): Likewise branch_equality{,_di}.
3793         (*branch_equality[sd]i_inverted): Likewise
3794         branch_equality{,_di}_inverted.
3795         (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
3796         Redefine using :GPR.
3797
3798 2004-08-24  Zack Weinberg  <zack@codesourcery.com>
3799
3800         * rtl.def: Reorganize, placing all codes used only in machine
3801         descriptions at the end.
3802
3803         * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
3804         * gengtype.c: Don't include rtl.h.  Define enum rtx_code and
3805         rtx_name, rtx_format arrays by direct reference to rtl.def,
3806         first undefining GENERATOR_FILE.  Define enum insn_note and
3807         note_insn_name array by direct reference to insn-notes.def.
3808         (adjust_field_rtx_def): Remove local definition of rtx_name.
3809         Use symbolic names for insn notes.
3810         * Makefile.in (gengtype.o): Update dependencies.
3811
3812 2004-08-24  Zack Weinberg  <zack@codesourcery.com>
3813
3814         * basic-block.h (struct basic_block_def): Reorder fields to
3815         eliminate interior padding.  Remove 'partition' field.
3816         (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
3817         (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
3818         (BB_COPY_PARTITION): New macros.
3819         * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
3820         Replace all references to the 'partition' field of a basic
3821         block with new macros.
3822
3823         * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
3824         * final.c (final_scan_insn): Don't handle it.
3825         * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
3826         instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
3827         * sched-rgn.c (sched_is_disabled_for_current_region_p):
3828         Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
3829
3830 2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>
3831
3832         * c-decl.c (c_init_decl_processing): Adjust
3833         build_common_tree_nodes call.
3834         * expmed.c (const_mult_add_overflow_p): Use
3835         build_distinct_type_copy.
3836         * stor-layout.c (early_type_list): Remove.
3837         (layout_type): Don't append to early_type_list.
3838         (initialize_sizetypes): Add signed_p argument.
3839         (set_sizetype): Overwrite the stub type nodes directly.
3840         * tree.c (copy_node_stat): Clear a type's value cache here ...
3841         (build_distinct_type): ... not here.
3842         (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
3843         * tree.h (initialize_sizetypes): Add signed_p argument.
3844         (build_common_tree_nodes): Likewise.
3845
3846         * objc/objc-act.c (get_static_reference): Use
3847         build_variant_type_copy.
3848         (get_protocol_reference): Likewise.
3849         * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
3850
3851 2004-08-24  Richard Henderson  <rth@redhat.com>
3852             Andrew Pinski  <apinski@apple.com>
3853
3854         * gimplify.c (gimplify_array_ref_to_plus): Delete.
3855         (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
3856         for ARRAY_REF.
3857
3858         * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
3859         ARRAY_REF also to get to the STRING_CST.
3860
3861 2004-08-24  Paul Brook  <paul@codesourcery.com>
3862
3863         * config/arm/arm.c (arm_override_options): Update error message.
3864         * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
3865         TARGET_HARD_FLOAT_ABI.
3866         (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
3867         (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
3868
3869 2004-08-24  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3870
3871         PR target/17093
3872         * config/m32r.md (movsi_sda): Add SI mode specification to
3873         UNSPEC.
3874
3875 2004-08-24  Nick Clifton  <nickc@redhat.com>
3876
3877         * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
3878         of seth_add3_operand.
3879
3880 2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>
3881
3882         * Makefile.in (PROTO_OBJS): Add errors.o.
3883         * protoize.c (fancy_abort): Remove.
3884         * mips-tfile.c (fancy_abort): Add parameters.
3885
3886 2004-08-24  Jonathan Wakely  <redi@gcc.gnu.org>
3887
3888         * doc/trouble.texi (C++ misunderstandings): Fix example code.
3889
3890 2004-08-24  Andreas Tobler  <a.tobler@schweiz.ch>
3891
3892         * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
3893         (host-default.o): Add dependency on HOOKS_H.
3894         * config/x-linux: Likewise.
3895         * config/x-solaris: Likewise.
3896         * config/i386/x-mingw32: Likewise.
3897         * config/rs6000/x-darwin: Likewise.
3898
3899 2004-08-23  James E Wilson  <wilson@specifixinc.com>
3900
3901         * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
3902         DEF_REG_NOTE.
3903