1 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-flow.h (struct stmt_ann_d): Remove
4 makes_aliased_loads and makes_aliased_stores fields.
5 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
6 and makes_aliased_loads fields.
7 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
8 use makes_aliased_stores.
9 * tree-ssa-operands.c (clobbered_aliased_loads,
10 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
11 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
12 add_call_read_ops): Do not set makes_aliased_stores and
13 makes_aliased_loads fields.
14 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
17 2005-12-18 Geoffrey Keating <geoffk@apple.com>
19 * config/darwin.h: Don't include darwin-sections.def to declare
20 global variables; instead create darwin_section_enum.
21 (darwin_section_enum): New.
22 (darwin_sections): New.
23 * config/darwin.c: Don't include darwin-sections.def to define
25 (darwin_sections): New.
26 (output_objc_section_asm_op): Rewrite to take advantage of
28 (darwin_init_sections): Rewrite to use darwin_sections.
29 (machopic_output_indirection): Update for darwin_sections array.
30 (machopic_select_section): Likewise.
31 (machopic_select_rtx_section): Likewise.
32 (machopic_asm_out_constructor): Likewise.
33 (machopic_asm_out_destructor): Likewise.
34 (darwin_file_end): Likewise.
35 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
36 * config/i386/i386.c (machopic_output_stub): Likewise.
38 2005-12-18 Richard Guenther <rguenther@suse.de>
40 PR tree-optimization/25481
41 * tree-ssa-structalias.c (handle_ptr_arith): Handle
42 accesses we don't have a varinfo for.
44 2005-12-17 Jon Grimm <jgrimm2@us.ibm.com>
45 Janis Johnson <janis187@us.ibm.com>
46 Ben Elliston <bje@au.ibm.com>
48 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
49 (init_optabs): Handle libfuncs for decimal float.
50 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
51 * stor-layout.c (int_mode_for_mode): Likewise.
52 * simplify-rtx.c (simplify_immed_subreg): Likewise.
53 (simplify_unary_operation_1): Skip optimisations for decimal float
55 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
56 * emit-rtl.c (gen_const_vector): Add assertion check.
57 (init_emit_once): Populate const_tiny_rtx with constants in each
59 * expmed.c (extract_high_half, expand_mult_highpart_optab,
60 expand_mult_highpart): Assert that mode is not a scalar float
62 * expr.c (convert_move): Handle conversion between decimal and
63 binary floats of the same size.
64 * convert.c (convert_to_real): Consider decimal float types when
66 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
67 describe decimal floating point types.
69 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
71 PR rtl-optimization/21041
72 * reload.c (find_reloads_subreg_address): Replace paradoxical
73 subreg of MEM by widened access only if the resulting memory
74 is properly aligned, even on !STRICT_ALIGNMENT targets.
76 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
78 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
80 2005-12-18 Steven Bosscher <stevenb@suse.de>
82 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
83 the 2005-12-17 patch to renumber the entry and exit blocks.
85 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
87 * doc/objc.texi (Type encoding): Fix typo.
89 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
91 * tree-tailcall.c (find_tail_calls): Use XNEW.
92 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
93 (free_all_edge_infos): Use explicit cast to convert from void *.
95 (dom_opt_finalize_block): Likewise.
96 (record_equivalences_from_incoming_edge): Likewise.
97 (thread_across_edge): Likewise. Use XCNEWVEC.
98 (record_cond): Use XCNEW.
99 (record_conditions): Use XNEWVEC.
100 (record_edge_info): Use XCNEWVEC.
101 (lookup_avail_expr): Use XNEW.
102 (record_range): Likewise. Use GGC_NEW.
103 * tree-nested.c (var_map_hash): Use explicit cast to convert from
105 (var_map_eq): Likewise.
106 (lookup_field_for_decl): Likewise.
107 (convert_nonlocal_reference): Likewise.
108 (convert_local_reference): Likewise.
109 (convert_nl_goto_reference): Likewise.
110 (convert_nl_goto_receiver): Likewise.
111 (convert_call_expr): Likewise.
112 (convert_tramp_reference): Likewise.
113 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
114 (convert_nl_goto_reference): Likewise.
115 (lookup_field_for_decl): Use GGC_NEW.
116 (create_nesting_tree): Use GGC_CNEW.
117 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
118 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
119 (create_alias_map_for): Likewise.
120 (setup_pointers_and_addressables): Use XCNEWVEC.
121 (get_ptr_info): Use GGC_NEW.
122 (used_part_map_eq): Use explicit cast to convert from void *.
123 (up_lookup): Likewise.
124 (up_insert): Use XNEW.
125 (get_or_create_used_part_for): Use XCNEW.
126 (get_tmt_for): Likewise.
127 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
128 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
129 (bitmap_set_new): Use explicit cast to convert from void *.
131 (insert_into_set): Likewise.
132 (pool_copy_list): Likewise.
133 (phi_translate): Likewise.
134 (create_value_expr_from): Likewise.
135 (insert_aux): Use XCNEWVEC.
136 (compute_avail): Use XNEWVEC.
137 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
138 (sort_coalesce_list): Likewise.
139 (build_tree_conflict_graph): Use XCNEWVEC.
140 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
141 * tree-ssa-copy.c (init_copy_prop): Likewise.
142 (fini_copy_prop): Likewise.
143 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
145 (record_equiv): Use XNEW.
146 (uncprop_into_successor_phis): Use explicit cast to convert from
148 (uncprop_initialize_block): Likewise.
150 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
152 PR tree-optimization/24378
153 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
154 basic-block after loop-versioning.
156 2005-12-18 Jeff Law <law@redhat.com>
158 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
159 to simplify SWITCH_EXPR_CODE moved from here to ...
160 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
161 (tree-ssa-forward_propagate_single_use_vars): Call
162 simplify_switch_expr when appropriate.
164 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
166 * doc/objc.texi (Type encoding): Add documentation about encoding
167 complex types and _Bool.
169 2005-12-17 Paul Brook <paul@codesourcery.com>
171 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
172 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
173 when frame_pointer_needed.
175 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
177 * tree-vn.c (vn_add): Use XNEW.
178 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
179 (ccp_fold): Likewise.
180 (fold_stmt_r): Use explicit cast to convert from void *.
181 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
182 (new_temp_expr_table): Likewise.
183 * gimplify.c (lookup_tmp_var): Use XNEW.
184 (gimplify_asm_expr): Use explcit cast to convert from void *.
185 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
186 (get_def_blocks_for): Use XNEW.
187 (add_to_repl_tbl): Likewise.
188 (mark_def_sites): Use explicit cast to convert from void *.
189 (def_blocks_free): Likewise.
190 (mark_def_sites_initialize_block): Likewise.
191 (update_ssa): Use XNEWVEC.
192 * tree-dfa.c (create_var_ann): Use GGC_NEW.
193 (create_stmt_ann): Likewise.
194 (create_tree_ann): Likewise.
195 (referenced_var_insert): Likewise.
196 (set_default_def): Likewise.
197 (referenced_var_lookup_if_exists): Use explicit cast to convert
199 (referenced_var_lookup): Likewise.
200 (default_def): Likewise.
201 (set_default_def): Likewise.
202 * tree-cfg.c (create_bb): Likewise.
203 (edge_to_cases_cleanup): Likewise.
204 (verify_node_sharing): Likewise.
205 (record_switch_edge): Use XNEW.
206 (cleanup_dead_labels): Use XCNEWVEC.
207 (tree_duplicate_sese_region): Use XNEWVEC.
208 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
209 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
210 (int_tree_map_eq): Use explicit cast to convert from void *.
211 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
212 (__gcov_execl): Likewise.
213 (__gcov_execlp): Likewise.
214 (__gcov_execle): Likewise.
215 * tree-eh.c (struct_ptr_eq): Likewise.
216 (struct_ptr_hash): Likewise.
217 (lookup_stmt_eh_region_fn): Likewise.
218 (outside_finally_tree): Likewise.
219 (find_goto_replacement): Likewise.
220 (make_eh_edge): Likewise.
221 (mark_eh_edge): Likewise.
222 (add_stmt_to_eh_region_fn): Use GGC_NEW.
223 (record_in_finally_tree): Use XNEW.
224 (maybe_record_in_goto_queue): Use XRESIZEVEC.
225 (lower_try_finally_copy): Use XCNEWVEC.
227 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
229 * tree-inline.c (copy_body_r): Use explicit cast when converting
232 (copy_edges_for_bb): Likewise.
233 (remap_decl_1): Likewise.
234 (estimate_num_insns_1): Likewise.
235 * cgraph.c (hash_node): Use explicit cast when converting from
238 (cgraph_create_node): Use GGC_CNEW.
239 (cgraph_create_edge): Use GGC_NEW.
240 (cgraph_remove_node): Use explicit cast when converting from void *.
241 (hash_varpool_node): Likewise.
242 (eq_varpool_node): Likewise.
243 (cgraph_varpool_node): Use GGC_CNEW.
244 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
245 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
246 (eq_scev_info): Use explicit cast when converting from void *.
247 (find_var_scev_info): Likewise.
248 (set_instantiated_value): Likewise.
249 (gather_stats_on_scev_database_1): Likewise.
250 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
252 * c-pch.c (c_common_write_pch): Use XNEWVEC.
253 (c_common_read_pch): Likewise.
254 * prefix.c (save_string): Use XNEWVEC.
255 (translate_name): Use explicit cast when converting from void *.
256 * c-ppoutput.c (print_line): Use explicit cast when converting
258 (pp_dir_change): Likewise.
259 * c-cppbuiltin.c (builtin_define_std): Likewise.
260 (builtin_define_with_value): Likewise.
261 (builtin_define_with_value_n): Likewise.
262 (builtin_define_with_int_value): Likewise.
263 (builtin_define_type_max): Likewise.
264 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
265 (add_path): Use XNEW.
266 * c-format.c (check_format_info_main): Use GGC_NEW.
267 (format_type_warning): Use explicit cast when converting from void *.
268 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
270 (start_init): Likewise.
271 * tree-flow-inline.h (first_referenced_var): Use explicit cast
272 when converting from void *.
273 (next_referenced_var): Likewise.
274 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
275 * gensupport.c (lookup_predicate): Use explicit cast to convert
277 (init_predicate_table): Use XCNEW instead of xcalloc.
278 * genpreds.c (process_define_predicate): Likewise.
280 2005-12-17 Danny Berlin <dberlin@dberlin.org>
281 Kenneth Zadeck <zadeck@naturalbridge.com>
283 * basic-block.h: Changed basic block numbering so that the entry
284 block is 0 and the exit block is 1. Changed insn iterators so
285 that they are tolerant of blocks with no insns.
286 * regrename.c (copyprop_hardreg_forward): Changed basic block
287 numbering so that the entry block is 0 and the exit block is 1.
288 * sched-ebb.c (sehedule_ebbs): Ditto.
289 * tracer.c (branch_ratio_cutoff): Ditto.
290 * cfgloopmanip.c (fix_loop_structure): Ditto.
291 * cfghooks.c (verify_flow_info): Ditto.
292 * cfg.c (compact_blocks): Ditto.
293 * reorg.c (dbr_schedule): Ditto.
294 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
295 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
296 calculate_dominance_info): Ditto.
297 * cfganal.c (create_edge_list, print_edge_list,
298 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
299 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
300 dfs_enumerate_from): Ditto.
301 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
302 * ifcvt.c (find_if_case_2): Ditto.
303 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
304 find_basic_blocks): Ditto.
305 * predict.c (predict_loops, tree_bb_level_predictions,
306 predict_paths_leading_to, propagate_freq): Ditto.
307 * lcm.c (compute_antinout_edge, compute_laterin,
308 compute_available): Ditto.
309 * function.c (thread_prologue_and_epilogue_insns): Ditto.
310 * gcse.c (gcse_main, bypass_jumps): Ditto.
311 * profile.c (compute_branch_probabilities,
312 compute_value_histograms, branch_prob): Ditto.
313 * tree-flow-inline.h (bsi_start, bsi_after_labels,
315 * tree-ssa-phiopt.c (tree_ssa_phiopt,
316 blocks_in_phiopt_order): Ditto.
317 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
318 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
319 * tree-dfa.c (collect_dfa_stats): Ditto.
320 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
321 * cfglayout.c (fixup_reorder_chain): Ditto.
322 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
323 partition_hot_cold_basic_blocks): Ditto.
324 * var-tracking.c (vt_find_locations): Ditto.
325 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
326 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
327 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
328 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
329 * tree-ssa-reassoc.c (init_reassoc): Ditto.
330 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
331 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
332 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
333 and removed unused reverse orders.
335 * combine.c: Fix document typo.
337 2005-12-17 Jan Hubicka <jh@suse.cz>
339 * tree-flow-inline.h (set_default_def, default_def): Kill.
340 * tree-dfa.c (default_defs): New global variable.
341 (default_def, set_default_def): New functions.
342 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
343 * tree-flow.h (struct var_ann_d): Kill default_def field.
344 (set_default_def, default_def): Update prototype.
345 (default_defs): Declare.
347 2005-12-16 Jeff Law <law@redhat.com>
349 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
350 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
351 into tree-ssa-forwprop.c.
352 (eliminate_redundant_computations): Do not call
353 simplify_rhs_and_lookup_avail_expr anymore.
354 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
355 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
356 (tree_ssa_forward_propagate_single_use_vars): Call
357 simplify_not_neg_expr appropriately.
359 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
362 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
364 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
366 PR rtl-optimization/25456
367 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
368 info->x_start with p->x_start.
370 2005-12-17 Alan Modra <amodra@bigpond.net.au>
372 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
373 introduced 2005-12-16.
375 2005-12-16 Steven Bosscher <stevenb@suse.de>
377 PR rtl-optimization/23837
378 * optabs.c (expand_binop): For a multi-word rotate, never emit
379 a REG_NO_CONFLICT block.
381 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
384 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
387 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
390 2005-12-16 Steven Bosscher <stevenb@suse.de>
392 * loop-invariant.c (move_loop_invariants): Add missing hunk from
393 the previous patch, to nullify df.
395 2005-12-16 Steven Bosscher <stevenb@suse.de>
397 * reorg.c (mostly_true_jump): Clean up code depending on
398 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
399 poor man's branch prediction, instead rely on REG_BR_PROB
400 notes to be available.
402 2005-12-16 Jakub Jelinek <jakub@redhat.com>
404 PR rtl-optimization/24899
405 * loop.c (strength_reduce): Don't reduce giv that is not always
406 computable and where add_val or mult_val can trap.
408 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
410 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
412 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
413 names of ms1-16-002 files.
415 2005-12-16 Alan Modra <amodra@bigpond.net.au>
418 * gcc.c (for_each_path): New function.
419 (add_to_obstack, file_at_path): New functions.
420 (struct file_at_path_info, struct add_to_obstack_info): New.
421 (build_search_list): Rewrite using for_each_path. Constify struct
422 path_prefix pointer. Add do_multi param. Adjust all callers.
423 (find_a_file): Similarly, but just change existing param to bool.
424 (putenv_from_prefixes): Add do_multi param, make "paths" const.
425 (do_spec_path): Delete.
426 (struct spec_path_info): New.
427 (spec_path): New function.
428 (do_spec_1): Use for_each_path for %D and %I.
429 (find_file): Adjust for find_a_file changes.
430 (main): Search multilibs for specs. Print multilib lib path for
431 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
432 (read_specs): Search multilibs for %include and %include_noerr.
433 (is_directory): Remove second string param. Change last param
434 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
435 check path is a dir. Update all callers.
436 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
437 * system.h (SMALL_ARG_MAX): Poison.
438 * config.gcc: Don't define SMALL_ARG_MAX.
439 * config.host: Likewise.
440 * config.build: Likewise.
442 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
444 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
445 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
446 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
447 simplify_logical): Move simplifications that do not require
448 additional infrastructure...
449 * simplify-rtx.c (simplify_unary_operation_1,
450 simplify_binary_operation_1): ... here.
452 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
455 * flow.c (mark_used_dest_regs): New function.
456 (mark_used_regs): Call mark_used_dest_regs.
458 2005-12-16 Jeff Law <law@redhat.com>
460 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
461 represent a use and definition of the same SSA_NAME.
463 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
464 Janis Johnson <janis187@us.ibm.com>
465 Ben Elliston <bje@au.ibm.com>
467 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
468 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
469 * target.h (struct gcc_target): Add decimal_float_supported_p.
470 * targhooks.c (default_scalar_mode_supported_p): Handle
472 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
473 of inf, nan, finite, isinf and isnan.
474 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
475 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
476 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
477 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
478 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
479 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
480 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
481 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
482 Pedwarn if decimal floating point types are used. Error if
483 decimal floating point is not supported by the target.
484 (finish_declspecs): Return type from DFP typespec_word.
485 * c-typeck.c (c_common_type): Choose the decimal floating point
486 type with the greater precision when determining a common type.
487 (convert_arguments): Warn if there is a mismatch between argument
488 and prototype for decimal float types. Warn of conversions with
489 binary float types and of precision narrowing due to prototype.
490 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
491 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
492 (c_token_starts_declspecs): Likewise.
493 (c_parser_attributes): Likewise.
494 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
495 RID_DFLOAT64, RID_DFLOAT128.
496 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
497 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
498 (shorten_compare): Convert DFP/BFP operands to a common type.
499 (c_common_modes_and_builtins): Register built-in decimal float
500 types if the target supports them.
501 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
502 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
503 inf, nan, finite, isinf and isnan builtins.
504 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
505 (builtin_define_float_constants): Assert non-decimal radix.
506 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
507 Call builtin_define_decimal_float_constants for each type.
508 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
509 flags. Use real_from_string3, which can handle binary or decimal
511 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
512 cts_dfloat64, cts_dfloat128.
513 * tree.c (build_common_tree_nodes_2): Add decimal float types.
514 * tree.h (enum tree_index): Add new enumeration values
515 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
516 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
517 (dfloat32_type_node): New macro.
518 (dfloat64_type_node, dfloat128_type_node): Likewise.
519 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
520 (dfloat128_ptr_type_node): Likewise.
521 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
522 bit decimal floating point types with "df", "dd" and "dl".
523 * c-format.h (enum format_lengths): Add new enumeration values
524 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
525 * c-format.c (printf_length_specs, scanf_length_specs): Add
526 entries for H, D, DD.
527 (print_char_table, scan_char_table): Use new entries.
528 (asm_fprintf_char_table, gcc_diag_char_table,
529 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
531 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
532 (DECIMAL64_TYPE_SIZE): Likewise.
533 (DECIMAL128_TYPE_SIZE): Likewise.
534 (TARGET_DEC_EVAL_METHOD): Likewise.
535 * doc/extend.texi (Decimal Float): New node.
536 (Constructing Calls): Document decimal float built-ins.
537 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
538 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
539 * ginclude/decfloat.h: New file.
541 2005-12-16 Alan Modra <amodra@bigpond.net.au>
543 * reload.c (find_reloads): Fix comment typo.
544 * recog.h (recog_memoized): Correct comment.
546 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
548 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
549 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
550 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
551 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
552 * doc/invoke.texi, doc/tm.texi: Fix typos.
554 2005-12-16 Ben Elliston <bje@au.ibm.com>
556 * real.c (decimal_quad_format): Correct values for emin, emax.
558 2005-12-15 DJ Delorie <dj@redhat.com>
560 * config/m32c/predicates.md (m32c_psi_scale): New.
561 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
562 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
564 2005-12-16 Jan Hubicka <jh@suse.cz>
566 PR rtl-optimization/25224
567 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
570 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
571 Steven Bosscher <stevenb@suse.de>
573 * loop-invariant.c (df): New global variable.
574 (find_defs, check_dependencies, find_invariant_insn, record_uses,
575 find_invariants_bb, find_invariants_body, find_invariants,
576 find_invariants_to_move, move_invariants, free_inv_motion_data,
577 move_single_loop_invariants, move_loop_invariants): Do not pass df in
580 2005-12-15 Jakub Jelinek <jakub@redhat.com>
582 * varasm.c (default_unique_section_1): Use special section
583 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
585 2005-12-16 Ben Elliston <bje@au.ibm.com>
587 * doc/invoke.texi (Warning Options): Document -Walways-true being
590 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
593 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
594 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
595 __floatunditf): Use #error if type sizes don't match requirements
597 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
598 as wider floating-point type. Use #error if type sizes don't
599 match requirements of implementation. Avoid overflow in computing
600 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
601 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
602 (__floatundisf, __floatundidf): Likewise.
603 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
604 * config/ia64/ia64.c (ia64_init_libfuncs): Use
605 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
606 TFmode-TImode conversions.
607 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
609 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
611 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
612 Use builtin_define_with_int_value() instead of
613 adding a new check for every new major FreeBSD version.
615 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
617 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
619 2005-12-15 Richard Sandiford <richard@codesourcery.com>
621 * config/arm/predicates.md (call_memory_operand): New.
622 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
624 2005-12-15 Andrew Haley <aph@redhat.com>
626 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
627 against prev_cache_entry == NULL when moving a cache entry to the
630 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
632 * config/mt/mt.c (mt_override_options): Require lower case
633 architectures. Revert accidental default to ms2.
634 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
635 ENDFILE_SPEC): Require lower case architectures. Revert default
638 * doc/invoke.texi (MT Options): Rename and update.
639 * doc/md.texi (MorphoTech family): Rename and update.
641 2005-12-15 Olivier Hainque <hainque@adacore.com>
643 * stor-layout.c (layout_type): Don't complain about a too small
644 an array element type size compared to its alignment when the
647 2005-12-15 Jan Hubicka <jh@suse.cz>
650 * i386.c (classify_argument): Properly adjust offset of bitfield for
653 2005-12-15 Richard Sandiford <richard@codesourcery.com>
655 * final.c (final_scan_insn): Flip in_cold_section_p when changing
656 between the hot and cold sections. Use current_function_section
657 to get the new section.
658 * dwarf2out.c (output_line_info): Use in_cold_section_p to
659 determine whether we are assembling hot or cold code.
660 (secname_for_decl, dwarf2out_var_location): Likewise.
661 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
662 * varasm.c (last_text_section): Delete.
663 (in_cold_section_p): New variable.
664 (hot_function_section): New function.
665 (current_function_section): Pass in_cold_section_p as the
666 reloc argument to select_section. Use it to decide between
667 unlikely_function_section and hot_function_section.
668 (assemble_start_function): Use switch_to_section. Set
669 in_cold_section_p instead of last_text_section.
670 (assemble_end_function): Use switch_to_section.
671 (switch_to_section): Don't set last_text_section.
672 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
673 argument to make the right choice between hot and cold sections.
675 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
677 Second part of MS1->MT renaming
678 * config/mt/mt.md (doloop_end): Call mt_add_loop.
679 (movqi, movhi): Call mt_set_memflags.
680 (*movdf_internal): Call mt_split_words.
681 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
683 (cmpsi): Store to mt_compare_op[01].
684 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
685 bungt, bunle, bunlt): Call mt_emit_cbranch.
686 (prologue): Call mt_expand_prologue.
687 (epilogu): Call mt_expend_epilogue.
688 (eh_return): Call mt_expand_eh_return.
689 (eh_epilogue): Call me_emit_eh_epilogue.
690 (conditional_trap): Store to mt_compare_op[01].
691 * config/mt/crti.asm: Adjust comment.
692 * config/mt/crtn.asm: Adjust comment.
693 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
694 (mt_compare_op0, mt_compare_op1): Renamed.
695 (current_frame_info, zero_frame_info): Adjust type.
696 (mt_ucmpsi3_libcall): Renamed.
697 (mt_flag_delayed_branch): Renamed.
698 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
699 (mt_nops_required, mt_nop_reasons): Renamed.
700 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
701 mt_debug_stack, mt_print_operand_simple_address,
702 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
703 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
704 mt_function_arg_advance, mt_arg_partial_bytes,
705 mt_pass_by_reference, mt_function_arg_boundary,
706 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
707 mt_legitimate_address_p): Renamed, adjusted.
709 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
710 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
711 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
712 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
713 mt_expand_eh_return, mt_emit_eh_prologue,
714 mt_handl_interrupt_attribute): Renamed, adjusted.
715 (mt_attribute_table): Renamed, adjusted.
716 (mt_initial_elimination_offset, mt_generate_compare,
717 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
718 mt_secondary_reload_class, mt_function_value, mt_split_words,
719 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
720 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
721 (mt_labels): Renamed.
722 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
723 mt_machine_reorg): Renamed, adjusted.
724 (mt_attribute_table: Renamed.
725 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
726 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
727 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
728 * config/mt/mt.opt (march): Set mt_cpu_string.
729 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
730 (TARGET_CPU_CPP_BUILTINS): Adjust.
731 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
733 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
734 (MT_MIN_INT): Renamed.
735 (RETURN_ADDR_RTX): Adjust.
736 (struct mt_frame_info): Renamed.
737 (current_frame_info): Adjust type.
738 (INITIAL_ELIMINATION_OFFSET): Adjust.
739 (MT_NUM_ARG_REGS): Renamed.
740 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
741 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
742 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
743 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
744 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
745 (mt_compare_op0, mt_compare_op1): Renamed.
746 * config/mt/mt-protos.h: Rename prototypes.
748 2005-12-15 Richard Guenther <rguenther@suse.de>
750 * tree-flow.h (okay_component_ref_for_subvars): Remove.
751 (get_ref_base_and_extent): Declare.
752 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
753 (get_ref_base_and_extent): New function.
754 * tree-ssa-alias.c (find_used_portions): Use it.
755 * tree-ssa-structalias.c (get_constraint_for_component_ref):
757 * tree-ssa-operands.c (get_expr_operands): Likewise.
759 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
761 * combine.c: Remove force_to_mode's fourth parameter.
762 (force_to_mode): Do not handle REG.
763 (canon_reg_for_combine): New.
764 (make_field_assignment): Use it where the removed argument was non-NULL.
766 2005-12-15 Alan Modra <amodra@bigpond.net.au>
769 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
770 error_mark_node. Make alignment params unsigned.
771 * config/rs6000/rs6000-protos.h
772 (rs6000_special_round_type_align): Update prototype.
773 (rs6000_machopic_legitimize_pic_address): Remove arg names.
775 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
777 PR rtl-optimization/25310
778 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
779 of the eliminable register when substituting into a PLUS.
781 2005-12-14 Jakub Jelinek <jakub@redhat.com>
784 * config/i386/i386.c (ix86_force_to_memory): Always use
785 SImode push for HImode in -m32.
786 (ix86_free_from_memory): Likewise.
788 2005-12-14 Richard Sandiford <richard@codesourcery.com>
790 * gcc/config/arm/arm.md: Provide a big-endian version of the
791 (zero_extend:SI (subreg:QI ...)) splitter.
793 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
795 * struct-equiv.c (note_local_live): Handle hard regs with different
798 2005-12-14 Jeff Law <law@redhat.com>
800 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
801 to a structure containing state rather than a pointer to bool.
802 (case ARRAY_REF): New code to handle folding some array references.
803 (case ADDR_EXPR): Note when we are processing expressions found
804 within an ADDRE_EXPR.
805 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
806 for state variables rather than just a pointer to a boolean.
807 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
808 handling of constant string references.
810 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
812 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
813 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
814 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
815 Move other tst* patterns to retain partial order.
817 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
819 * config/s390/s390.md ("d0", "1"): New mode attributes.
820 ("<shift>di3", "<shift>si3"): Merge.
821 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
822 ("ashrdi3", "ashrsi3"): Merge.
823 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
824 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
825 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
826 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
827 ("*ashrdi3", "*ashrsi3"): Merge.
828 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
830 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
832 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
833 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
834 ("*extendqidi2", "*extendqisi2") Merge.
835 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
836 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
837 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
838 Move some patterns to retain partial ordering.
840 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
842 * config/s390/s390.md ("atype", "length"): Rewrite.
843 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
845 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
847 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
849 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
851 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
852 PARALLELs with a mode.
854 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
856 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
859 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
861 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
863 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
867 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
870 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
872 2005-12-14 Jakub Jelinek <jakub@redhat.com>
876 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
877 DECL_P, call get_section rather than get_named_section. Supply
880 2005-12-14 Ben Elliston <bje@au.ibm.com>
882 * c-common.c (c_common_truthvalue_conversion): Generalise warning
883 for addresses converted to booleans; not just function addresses.
884 * c-typeck.c (build_binary_op): Warn for address comparisons which
885 can never be NULL (eg. func == NULL or &var == NULL).
886 * common.opt (Walways-true): New option.
887 * c-opts.c (c_common_handle_option): Set it with -Wall.
888 * doc/invoke.texi: Document it.
890 2005-12-13 Paul Brook <paul@codesourcery.com>
892 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
893 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
895 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
897 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
898 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
900 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
901 (EXTRA_MULTILIB_PARTS): Define.
903 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
905 PR rtl-optimization/20070 / part1
906 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
907 count_or_remove_death_notes with kill == -1.
908 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
909 registers if PROP_POST_REGSTACK is set.
910 (mark_used_reg): Likewise.
911 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
912 REG_UNUSED notes for stack regs.
913 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
914 to match rtx_equiv_p machinery. Change caller.
915 (outgoing_edges_match): Likewise.
916 (try_crossjump_to_edge): Use struct_equiv_block_eq
917 instead of flow_find_cross_jump.
918 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
919 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
920 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
921 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
922 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
923 (insns_match_p): Update prototype.
924 (flow_find_cross_jump): Remove prototype.
925 (struct_equiv_block_eq, struct_equiv_init): Declare.
926 (rtx_equiv_p, condjump_equiv_p): Likewise.
927 * struct-equiv.c: Include reload.h.
928 (IMPOSSIBLE_MOVE_FACTOR): Define.
929 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
930 (struct_equiv_improve_checkpoint): Likewise.
931 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
932 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
933 (struct_equiv_merge, find_dying_input): Likewise.
934 (resolve_input_conflict, note_local_live): Likewise.
935 (death_notes_match_p): Change parameters and processing
936 to match rtx_equiv_p machinery. Change caller.
937 (insns_match_p): Likewise.
938 (flow_find_cross_jump): Replace with:
939 (struct_equiv_block_eq).
941 Back out this change:
942 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
943 * recog.c (verify_changes): Make it static.
944 * recog.h: Remove the corresponding prototype.
946 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
948 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
951 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
953 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
954 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
955 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
956 TARGET_MS1_64_001 appropriately.
957 (ms1_machine_reorg): Use TARGET_MS2.
959 2005-12-13 Jakub Jelinek <jakub@redhat.com>
963 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
964 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
965 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
966 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
967 Set mode to SI, adjust constraints.
968 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
969 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
972 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
974 * c-cppbuiltin.c (builtin_define_float_constants): Add
975 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
976 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
977 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
978 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
979 to "((double)%sL)" otherwise "%s".
981 2005-12-13 Paul Brook <paul@codesourcery.com>
983 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
986 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
988 * tree-flow.h: Allow compilation with a C++ compiler.
989 (struct edge_prediction): Prefix all field names with "ep_".
990 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
991 (tree_predict_edge, combine_predictions_for_bb): Likewise.
992 (remove_predictions_associated_with_edge): Likewise.
994 2005-12-12 Jeff Law <law@redhat.com>
996 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
998 * passes.c (init_optimization_passes): Run reassociation again
999 after loop optimizations.
1001 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1003 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1005 (optimize_stmt): Ditto.
1006 (canonicalize_comparison): New function.
1007 * tree-ssa-operands.c (swap_tree_operands): Make external.
1008 (get_expr_operands): Stop auto-canonicalization.
1009 * tree-ssa-reassoc.c: Rewrite.
1010 (init_optimization_passes):
1011 * tree-flow.h (swap_tree_operands): Prototype.
1012 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1014 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1016 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1017 indicate function epilogue has been output.
1018 (pa_asm_output_mi_thunk): Likewise.
1019 (output_deferred_plabels): Put plabels in readonly data section when
1020 not generating PIC code.
1021 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1022 information. Add assert.
1023 (som_output_comdat_data_section_asm_op): New function.
1024 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1025 instead of output_section_asm_op for COMDAT sections.
1027 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1029 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1030 Fix whitespace in vincinity of to-be-installed changes.
1031 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1032 (insns_match_p): Likewise.
1034 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1036 * config.gcc (ms1): Replace with ...
1038 * config/ms1: Rename to ...
1039 * config/mt: ... here. Rename ms1 files to mt.
1040 * config/mt/mt.c: Adjust gt-mt.h #include.
1041 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1042 (crti.o, crtn.o): Adjust file names.
1044 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1046 * varray.h: Allow compilation with a C++ compiler.
1047 (union varray_data_tag): Prefix all field names with "vdt_".
1048 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1049 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1050 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1051 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1052 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1053 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1054 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1055 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1056 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1057 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1058 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1059 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1060 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1061 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1062 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1063 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1064 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1065 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1066 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1067 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1068 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1069 VARRAY_TOP_TREE_PTR): Likewise.
1070 * varray.c (varray_grow): Likewise.
1071 (varray_clear): Likewise.
1073 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1076 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1077 alignment to doubleword if the first field is a double array.
1078 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1080 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1082 * tree-ssa-structalias.c (process_constraint): Remove code to
1083 transform addressofs into scalar.
1084 (create_variable_info_for): In whole-program IPA, globals don't
1085 point to ANYTHING by default.
1087 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1089 * timevar.def (TV_IPA_PTA): New.
1090 * tree-pass.h (pass_ipa_pta): New
1091 * tree-ssa-structalias.c: Include cgraph.h
1093 (predbitmap_obstack): New.
1094 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1095 (struct constraint_stats): Add num_edges.
1096 (new_var_info): Don't call bitmap_clear.
1097 (struct constraint_edge): Update docs.
1098 (new_constraint_edge): Remove src param.
1099 (struct constraint_graph): Add zero_weight_succs,
1100 zero_weight_preds. Update docs.
1101 (constraint_expr_equal): Reformat.
1102 (constraint_edge_equal): Update for removal of src.
1103 (constraint_edge_less): Ditto.
1104 (constraint_edge_vec_find): Ditto.
1105 (erase_graph_self_edge): Update for removal of src and and zero
1107 (clear_edges_for_node): Ditto.
1108 (add_graph_edge): Ditto.
1109 (get_graph_weights): Ditto.
1110 (allocate_graph_weights): Ditto.
1111 (merge_graph_nodes): Ditto.
1112 (int_add_graph_edge): Ditto.
1113 (valid_graph_edge): Ditto.
1114 (valid_weighted_graph_edge): Ditto.
1115 (build_constraint_graph): Ditto.
1117 (collapse_nodes): Ditto.
1118 (process_unification_queue): Ditto.
1119 (topo_visit): Ditto.
1120 (solve_graph): Ditto.
1121 (do_structure_copy): Ditto.
1122 (perform_var_substitution): Ditto.
1123 Init and release obstack.
1124 (handle_ptr_arith): Try to resolve directly.
1125 (find_func_aliases): Don't call update_alias_info here
1126 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1127 (do_sd_constraint): Add code for propagating faster.
1129 (do_ds_constraint): Ditto.
1130 (count_num_arguments): New function.
1131 (create_function_info_for): Ditto.
1132 (create_variable_info_for): Handle FUNCTION_DECL.
1133 (intra_create_variable_infos): Use make_constraint_to_anything.
1134 (init_alias_vars): Init obstacks here.
1135 (need_to_solve): Handle zero weight graph changes.
1136 (compute_points_to_sets): Call update_alias_info here.
1137 (delete_points_to_sets): Free zero weight preds/succs here.
1138 (gate_ipa_pta): New.
1139 (ipa_pta_execute): New
1141 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1143 * tree-ssa-structalias.c (var_anyoffset): Removed.
1144 (anyoffset_tree): Ditto.
1145 (anyoffset_id): Ditto.
1146 (do_deref): Take vector of constraints, no return value.
1147 Update to work on vector.
1148 (get_constraint_for): Ditto.
1149 (get_constraint_for_component_ref): Ditto.
1150 (do_structure_copy): Ditto.
1151 (handle_ptr_arith): Ditto.
1152 (find_func_aliases): Ditto.
1153 (set_uids_in_ptset): Remove anyoffset handling.
1154 (init_base_vars): Ditto.
1156 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1159 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1160 DECL_EXTERNAL functions have no bodies. Tidy.
1162 2005-12-10 Andreas Schwab <schwab@suse.de>
1164 * except.c (switch_to_exception_section): Only define if
1165 TARGET_UNWIND_INFO is not defined.
1167 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1169 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1170 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1172 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1174 * output.h (init_section, fini_section): Delete.
1175 * varasm.c (init_section, fini_section): Delete.
1176 (init_varasm_once): Don't initialize them.
1177 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1178 there are no corresponding varasm.c variables.
1180 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1182 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1183 of EH_FRAME_SECTION_NAME into...
1184 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1185 if it is still null.
1186 * except.c (default_exception_section): Delete, moving most
1188 (switch_to_exception_section): ...this new function. Set
1189 exception_section if it is still null, then switch to it.
1190 (output_function_exception_table): Use switch_to_exception_section.
1191 * varasm.c (exception_section, eh_frame_section): Update comments.
1192 (get_section): Hoist use of SECTION_NAMED.
1193 (init_varasm_once): Don't set exception_section and eh_frame_section.
1194 * output.h (default_exception_section): Delete.
1195 (default_eh_frame_section): Delete.
1197 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1199 * config/bfin/bfin.c: Include "cgraph.h".
1200 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1201 Return the reg that holds the pointer to the GOT.
1202 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1203 doing stack checking.
1205 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1207 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1208 recompute_tree_invarant_for_addr_expr.
1209 Update uses everywhere.
1211 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1213 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1214 (MULTILIB_DIRNAMES): Define.
1216 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1219 * config/s390/s390.c (struct s390_address): New field literal_pool.
1220 (s390_decompose_address): Compute literal_pool field. Do not
1221 assume register %r13 is always (and solely) used as pool base.
1222 (s390_extra_constraint_str): Use literal_pool field.
1224 2005-12-09 Thiemo Seufer <ths@networkno.de>
1226 * config/mips/mips.c (override_options): Don't allow too small
1227 integers in FP registers.
1229 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1231 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1232 targetm.binds_local_p to check for local function calls.
1234 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1237 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1238 call_used_regs can't be used to save reg in another reg.
1240 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1241 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1243 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1245 * except.c (output_ttype): Likewise.
1246 * tree-object-size.c (collect_object_sizes_for): Likewise.
1247 (check_for_plus_in_loops_1): Likewise.
1248 (check_for_plus_in_loops): Likewise.
1249 (compute_object_sizes): Use gcc_unreachable instead of abort.
1251 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1253 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1254 (loop_end, loop_init, doloop_end): New insns.
1255 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1256 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1257 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1258 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1259 * config/ms1/ms1.c: #include basic-block.h
1260 (struct machine_function): Add has_loops field.
1261 (ms1_add_loop): New.
1262 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1263 (struct loop_info, struct loop_work): New.
1264 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1265 (ms1_reorg_loops): New loop optimization.
1266 (ms1_machine_reorg): Call it.
1267 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1269 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1271 PR tree-optimization/25248
1272 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1273 evolution_of_loop from the failed attempt. Remove handling
1276 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1278 * tree.h (DECL_EXTERNAL): Clarify documentation.
1280 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1281 Jakub Jelinek <jakub@redhat.com>
1284 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1285 argument. Don't drop outer ANDs.
1286 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1287 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1289 * config/s390/predicates.md (setmem_operand): Remove.
1290 (shift_count_operand): Rename to...
1291 (shift_count_or_setmem_operand): ... this. Adjust
1292 s390_decompose_shift_count caller.
1293 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1294 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1295 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1296 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1297 rotl<mode>3_and, setmem_long_and): New insns.
1298 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1299 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1300 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1301 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1302 of shift_count_operand.
1303 (setmem_long): Use shift_count_or_setmem_operand instead of
1306 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1307 Andreas Tobler <a.tobler@schweiz.ch>
1309 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1312 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1314 * expr.c (force_operand): Use convert_to_mode for conversions.
1316 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1318 * reload.h (reg_equiv_invariant): Declare.
1319 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1320 register also when reg_equiv_invariant[R] is set.
1322 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1323 Andreas Tobler <a.tobler@schweiz.ch>
1325 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1327 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1329 * tree-ssa-pre.c (bitmap_set_and): New function.
1330 (bitmap_set_and_compl): New function.
1331 (bitmap_set_empty_p): New function.
1332 (insert_extra_phis): New function.
1333 (compute_avail): Use insert_extra_phis.
1335 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1337 * config/s390/s390.c (s390_expand_atomic): New function.
1338 Adjust comment of helper functions.
1339 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1340 * config/s390/s390.md ("ATOMIC"): New code macro.
1341 ("atomic"): Corresponding new code attribute.
1342 ("sync_lock_test_and_set[hq]i",
1343 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1345 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1347 * config/s390/s390.c (s390_expand_mask_and_shift,
1348 struct alignment_context, init_alignment_context,
1349 s390_expand_cs_hqi): New.
1350 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1351 * config/s390/s390.md ("sync_compare_and_swaphi",
1352 "sync_compare_and_swapqi"): New pattern.
1354 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1356 Fix PR tree-optimization/25291
1357 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1358 redundant and crashing check.
1360 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1363 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1364 tests further when !strict && reload_in_progress.
1365 (print_operand): Check that both operands of indexed address are regs.
1366 (print_operand_address): Likewise.
1367 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1368 (INT_REG_OK_FOR_BASE_P): Correct.
1370 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1372 Preparation for PR rtl-optimization/20070 / part1
1373 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1374 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1375 outgoing_edges_match.
1376 (outgoing_edges_match): Use condjump_equiv_p.
1377 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1379 * struct-equiv.c: New file.
1380 (death_notes_match_p) New function, broken out of insns_match_p.
1381 * Makefile.in (OBJS-common): Add struct-equiv.o.
1382 (struct-equiv.o): New target.
1384 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1386 * coretypes.h: Revert previous change.
1387 * config/darwin.h: Revert previous reversion.
1388 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1390 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1392 * coretypes.h (section): Provide dummy definition for target files.
1393 * config/darwin.h: Revert previous change.
1395 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1397 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1398 * configure.ac: Remove all.build and install-normal from target_list
1399 * configure: Regenerate.
1400 * Makefile.in (install): Don't depend on install-normal.
1402 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1404 * Makefile.in: Document the use of stamps.
1406 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1408 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1409 * Makefile.in: Add code to compute some dependencies on s-gtype
1410 automatically. Remove the declaration of those dependencies.
1412 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1414 * gcc/reload.c (push_secondary_reload): Fix typo:
1415 s/insn_constraint/scratch_constraint/.
1417 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1419 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1421 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1423 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1424 (alpha_elf_select_rtx_section): Return the selected section rather
1425 than emitting assembly code.
1426 (alpha_write_linkage): Emit a ".link" directive directly and then
1427 set in_section to NULL.
1428 (vms_asm_out_constructor): Use switch_to_section.
1429 (vms_asm_out_destructor): Likewise.
1430 (unicosmk_output_common): Set in_section to NULL instead of calling
1431 the dummy common_section function.
1432 (unicosmk_text_section): Delete in favor of...
1433 (unicosmk_output_text_section_asm_op): ...this new function.
1434 (unicosmk_data_section): Delete in favor of...
1435 (unicosmk_output_data_section_asm_op): ...this new function.
1436 (unicosmk_init_sections): New function.
1437 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1438 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1439 the dummy ssib_section function.
1440 (unicosmk_section_buf): Delete.
1441 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1442 (unicosmk_data_section): Delete.
1443 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1444 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1445 (SECTION_FUNCTION_TEMPLATE): Delete.
1446 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1447 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1448 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1449 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1450 (TARGET_ASM_INIT_SECTIONS): Define.
1451 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1452 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1453 (link_section, literals_section): Delete.
1454 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1455 set in_section to NULL.
1457 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1458 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1459 (COMMON_SECTION): Delete.
1460 (TARGET_ASM_INIT_SECTIONS): Define.
1461 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1462 the dummy common_section function.
1463 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1464 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1465 between readonly_data_section and text_section to check whether
1466 read-only data is being put in the text section.
1467 (arm_output_function_epilogue): Use switch_to_section.
1468 (arm_elf_asm_constructor): Likewise.
1469 (thumb_call_via_reg): Replace call to in_text_section with
1470 a comparison between in_section and text_section.
1471 (arm_file_end): Use switch_to_section.
1472 (aof_text_section): Delete in favor of...
1473 (aof_output_text_section_asm_op): ...this new function.
1474 (aof_data_section): Delete in favor of...
1475 (aof_output_data_section_asm_op): ...this new function.
1476 (aof_asm_init_sections): New function.
1477 (zero_init_section): Moved from config/arm/aof.h.
1478 (aof_dump_imports, aof_file_start): Use switch_to_section.
1479 * config/arm/arm.h (thumb_call_via_label): Update comment.
1480 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1481 (common_section): Delete.
1482 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1483 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1484 global switch_to_section function instead of the old port-local one.
1485 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1486 (SWITCH_TO_SECTION_FUNCTION): Delete.
1487 (drectve_section): Redefine as a macro.
1488 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1489 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1492 * config/avr/avr.c (progmem_section): New variable.
1493 (avr_output_progmem_section_asm_op): New function.
1494 (avr_asm_init_sections): New function.
1495 (avr_output_addr_vec_elt): Use switch_to_section.
1496 * config/avr/avr.h (progmem_section): Declare.
1497 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1498 (READONLY_DATA_SECTION): Delete.
1499 (TARGET_ASM_INIT_SECTIONS): Define.
1500 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1501 * config/avr/avr-protos.h (progmem_section): Delete.
1503 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1505 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1506 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1508 * config/darwin-sections.def: New file.
1509 * config/darwin.c: Define all sections in darwin-sections.def.
1510 (output_objc_section_asm_op, darwin_init_sections): New functions.
1511 (machopic_output_indirection): Use switch_to_section.
1512 (machopic_select_section): Return the selected section rather than
1513 emitting assembly code. Replace the static function table with
1514 inline conditional expressions. Update the tests of last_text_section
1515 and move them into the FUNCTION_DECL block.
1516 (machopic_select_rtx_section): Return the selected section rather than
1517 emitting assembly code.
1518 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1519 (darwin_file_end): Use switch_to_section.
1520 * config/darwin.h: Use darwin-sections.def to declare sections.
1521 (INIT_SECTION_ASM_OP): Remove empty definition.
1522 (HAS_INIT_SECTION): Define this instead.
1523 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1524 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1525 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1526 (TARGET_ASM_INIT_SECTIONS): Define.
1527 * config/darwin-protos.h (darwin_init_sections): Declare.
1528 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1529 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1530 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1531 (constructor_section, destructor_section, mod_init_section): Delete.
1532 (mod_term_section): Delete.
1533 (darwin_exception_section, darwin_eh_frame_section): Delete.
1534 (machopic_select_section): Return a section.
1535 (machopic_select_rtx_section): Likewise.
1536 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1537 (const_section, const_coal_section, const_data_section): Delete.
1538 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1539 (literal4_section, literal8_section, constructor_section): Delete.
1540 (mod_init_section, mod_term_section, destructor_section): Delete.
1541 (objc_class_section, objc_meta_class_section, objc_category_section)
1542 (objc_class_vars_section, objc_instance_vars_section): Delete.
1543 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1544 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1545 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1546 (objc_symbols_section, objc_module_info_section): Delete.
1547 (objc_image_info_section, objc_protocol_section): Delete.
1548 (objc_string_object_section, objc_constant_string_object_section)
1549 (objc_class_names_section, objc_meth_var_names_section): Delete.
1550 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1551 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1552 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1553 (darwin_exception_section, darwin_eh_frame_section): Delete.
1554 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1556 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1557 (frv_asm_out_destructor): Likewise.
1558 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1559 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1560 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1562 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1563 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1564 (data_section): Delete.
1566 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1567 (DRECTVE_SECTION_FUNCTION): Delete.
1568 (drectve_section): Redefine as a macro that sets in_section after
1569 emitting the directive.
1570 (SWITCH_TO_SECTION_FUNCTION): Delete.
1571 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1572 in_text_section with comparison between in_section and text_section.
1573 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1574 rather than emitting assembly code. Use get_named_section.
1575 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1577 (machopic_output_stub): Use switch_to_section.
1578 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1579 (nwld_named_section_asm_out_destructor): Use get_section and
1582 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1583 rather than emitting assembly code.
1584 (ia64_rwreloc_select_section): Likewise.
1585 (ia64_rwreloc_select_rtx_section): Likewise.
1586 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1587 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1589 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1590 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1592 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1593 section rather than emitting assembly code.
1594 (iq2000_select_section): Likewise.
1595 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1596 (sbss_section): Delete.
1598 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1599 and get_named_section.
1600 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1602 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1603 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1604 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1605 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1607 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1608 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1609 global switch_to_section function instead of the old port-local one.
1610 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1611 (SWITCH_SECTION_FUNCTION): Delete.
1612 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1613 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1614 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1615 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1617 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1618 global switch_to_section function instead of the old port-local one.
1619 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1621 * config/mips/mips.c (mips_file_start): Update comment.
1622 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1623 (mips_output_aligned_decl_common): Use switch_to_section.
1624 (mips_select_rtx_section): Return the section rather than emitting
1625 assembly code. Use get_named_section.
1626 (mips_function_rodata_section: Likewise get_section.
1627 (build_mips16_function_stub): Use switch_to_section.
1628 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1629 (SDATA_SECTION_ASM_OP): Delete.
1630 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1631 (EXTRA_SECTION_FUNCTIONS): Delete.
1633 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1634 (mmix_asm_output_aligned_local): Use switch_to_section.
1636 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1637 (som_one_only_readonly_data_section): New variables.
1638 (pa_output_function_epilogue): Set in_section to NULL instead of
1639 calling forget_section.
1640 (output_deferred_plabels): Use select_section.
1641 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1642 of calling forget_section.
1643 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1644 (pa_asm_output_aligned_local): Use select_section.
1645 (som_text_section_asm_op): Delete in favor of...
1646 (som_output_text_section_asm_op): ...this new function.
1647 (pa_som_asm_init_sections): New function.
1648 (pa_select_section): Return the section rather than emitting
1650 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1651 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1652 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1653 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1654 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1655 (som_readonly_data_section, som_one_only_readonly_data_section)
1656 (som_one_only_data_section, forget_section): Delete.
1657 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1658 (TARGET_ASM_INIT_SECTIONS): Define.
1659 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1661 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1662 (private_data_section, read_only_private_data_section): New variables.
1663 (sdata2_section, toc_section): New variables.
1664 (rs6000_file_start): Use switch_to_section.
1665 (rs6000_assemble_integer): Use comparisons against in_section
1666 instead of calling in_toc_section and in_text_section. Use
1667 unlikely_text_section_p.
1668 (rs6000_elf_output_toc_section_asm_op): New function, derived
1669 from the old rs6000/sysv4.h toc_section function.
1670 (rs6000_elf_asm_init_sections): New function.
1671 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1672 the section rather than emitting assembly code.
1673 (machopic_output_stub): Use switch_to_section.
1674 (toc_section): Delete dummy function.
1675 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1676 switch_to_section and get_section.
1677 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1678 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1679 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1680 the old rs6000/xcoff.h toc_section function.
1681 (rs6000_xcoff_asm_init_sections): New function.
1682 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1683 the section rather than emitting assembly code.
1684 (rs6000_xcoff_file_start): Use switch_to_section.
1685 (rs6000_xcoff_file_end): Likewise.
1686 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1687 (sdata2_section, sbss_section, private_data_section): Delete.
1688 (read_only_data_section, read_only_private_data_section): Delete.
1689 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1690 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1691 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1692 (FINI_SECTION_FUNCTION): Delete.
1693 (TARGET_ASM_INIT_SECTIONS): Define.
1694 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1695 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1696 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1697 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1698 (READONLY_DATA_SECTION): Delete.
1699 (TARGET_ASM_INIT_SECTIONS): Define.
1700 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1701 to NULL rather than no_section.
1702 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1704 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1706 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1707 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1708 from call to current_function_section.
1710 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1711 (bss100_section): New variable.
1712 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1713 (xstormy16_asm_init_sections): New function.
1714 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1715 switch_to_section and get_section.
1716 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1717 from calls to current_function_section.
1718 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1719 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1720 (TARGET_ASM_INIT_SECTIONS): Define.
1721 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1723 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1724 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1725 (FINI_SECTION_FUNCTION): Delete.
1727 * config/v850/v850.c: Include gt-v850.h.
1728 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1729 (zbss_section): New variables.
1730 (v850_output_aligned_bss): Use switch_to_section.
1731 (v850_asm_init_sections): New function.
1732 (v850_select_section): Return the section rather than emitting
1734 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1735 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1736 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1737 (TARGET_ASM_INIT_SECTIONS): Define.
1738 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1739 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1740 (zbss_section): Delete.
1742 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1744 * config/vx-common.h (vxworks_exception_section): Delete.
1745 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1747 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1748 section rather than emitting assembly code.
1749 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1752 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1753 * coretypes.h (section): New union and typedef.
1754 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1755 from call to current_function_section.
1756 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1757 (dbxout_symbol_location): Use switch_to_section.
1758 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1759 most of the code into...
1760 (default_eh_frame_section): ...here. Return a section.
1761 (collect2_eh_frame_section): Delete, moving most of the code into..
1762 (switch_to_eh_frame_section): ...this new function.
1763 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1764 (debug_macinfo_section, debug_line_section, debug_loc_section)
1765 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1767 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1768 eh_frame_section. Use switch_to_section and get_section.
1769 (dwarf2out_begin_prologue): Use switch_to_section.
1770 (AT_string_form): Check the flags in debug_str_section instead of
1771 DEBUG_STR_SECTION_FLAGS.
1772 (output_comp_unit): Use switch_to_section, get_section, and
1774 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1775 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1776 from call to current_function_section.
1777 (dwarf2out_var_location): Use unlikely_text_section_p.
1778 (dwarf2out_source_line): Use switch_to_section. Remove argument
1779 from call to current_function_section.
1780 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1781 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1782 debug_macinfo_section.
1783 (dwarf2out_init): Initialize the new section variables. Use them
1784 instead of calls to named_section_flags. Use switch_to_section.
1785 (output_indirect_string): Use switch_to_section and debug_str_section.
1786 (dwarf2out_finish): Use switch_to_section and the new section
1788 * except.c (default_exception_section): Return the section instead
1789 of emitting assembly code.
1790 (output_function_exception_table): Use the global exception_section
1791 variable instead of the target hook. Use switch_to_section. Remove
1792 argument from call to current_function_section.
1793 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1794 (shorten_branches): Use pointer comparisons to detect whether the
1795 text section is the same as readonly_data_section.
1796 (profile_function): Use switch_to_section. Remove argument from
1797 call to current_function_section.
1798 (final_scan_insn): Likewise. Update use of last_text_section.
1799 * gengtype.c (open_base_files): Add an include of output.h.
1800 * output.h (text_section, data_section, readonly_data_section)
1801 (ctors_section, dtors_section, bss_section, init_section)
1802 (fini_section, sdata_section): Turn into section pointers.
1803 (in_text_section, in_unlikely_text_section, exports_section)
1804 (drectve_section, named_section, mergeable_string_section)
1805 (last_text_section_name): Delete.
1806 (default_exception_section, default_eh_frame_section): Return sections.
1807 (SECTION_DECLARED, SECTION_NAMED): New macros.
1808 (SECTION_MACH_DEP): Bump value.
1809 (section_common, named_section, unnamed_section): New structures.
1810 (unnamed_section_callback): New typedef.
1811 (section): New union.
1812 (sbss_section, exception_section, eh_frame_section): New variables.
1813 (in_section, last_text_section): Turn into section pointers.
1814 (get_unnamed_section, get_section, get_named_section): New functions.
1815 (mergeable_constant_section, function_section): Return a section.
1816 (unlikely_text_section): Likewise.
1817 (current_function_section): Likewise. Remove the decl argument.
1818 (unlikely_text_section_p, switch_to_section): New functions.
1819 (output_section_asm_op): New function.
1820 (set_named_section_flags, named_section_flags, named_section_real)
1821 (named_section_first_declaration): Delete.
1822 (default_select_section, default_elf_select_section): Return a section.
1823 (default_elf_select_section_1, default_function_rodata_section)
1824 (default_no_function_rodata_section, default_select_rtx_section)
1825 (default_elf_select_rtx_section): Likewise.
1826 * rtl.h (in_data_section): Delete.
1827 * sdbout.c (sdbout_one_type): Use switch_to_section.
1828 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1829 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1830 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1831 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1832 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1833 (TARGET_ASM_OUT): Update after above changes.
1834 * target.h (init_sections): New hook.
1835 (exception_section, eh_frame_section): Delete.
1836 (select_section, select_rtx_section, function_rodata_section): Return
1837 a section rather than emitting assembly code.
1838 * varasm.c (text_section, data_section, readonly_data_section)
1839 (ctors_section, dtors_section, bss_section, init_section)
1840 (fini_section): Turn into section pointers.
1841 (sdata_section, sbss_section, exception_section): New variables.
1842 (eh_frame_section): New variable.
1843 (in_section): Make global and turn into a section pointer.
1844 (last_text_section): Turn into a section pointer.
1845 (unnamed_sections): New variable.
1846 (in_named_name, last_text_section_name): Delete.
1847 (EXTRA_SECTION_FUNCTIONS): Delete.
1848 (in_named_entry): Delete.
1849 (section_htab): New variable, replacing...
1850 (in_named_htab): ...this deleted variable.
1851 (section_entry_eq, section_entry_hash): New functions, based on...
1852 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1853 (get_unnamed_section, get_section): New functions.
1854 (unlikely_text_section): Return a section instead of emitting
1856 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1857 (get_named_section_flags, named_section_first_declaration): Delete.
1858 (unlikely_text_section_p): New function.
1859 (named_section_real, named_section): Delete.
1860 (get_named_section): New function.
1861 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1862 (function_section): Return a section rather than emitting
1864 (current_function_section): Likewise. Remove argument. Use
1865 last_text_section if nonnull, otherwise use function_section.
1866 (default_function_rodata_section): Return a section rather than
1867 emitting assembly code. Use get_section.
1868 (default_no_function_rodata_section): Return a section rather than
1869 emitting assembly code.
1870 (variable_section): Use switch_to_section and get_named_section.
1871 (mergeable_string_section): Return a section rather than emitting
1872 assembly code. Use get_section. Make static. Don't take special
1873 countermeasures for empty strings.
1874 (mergeable_constant_section): Return a section rather than emitting
1875 assembly code. Use get_section.
1876 (default_named_section_asm_out_destructor): Use switch_to_section
1878 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1879 (default_named_section_asm_out_constructor): Use switch_to_section
1881 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1882 (assemble_start_function): Likewise. Set last_text_section to
1883 NULL rather than no_section. Change the type of save_section.
1884 (assemble_zeros, assemble_variable): Use the section flags to detect
1885 whether or not a section is text.
1886 (assemble_static_space): Use switch_to_section.
1887 (assemble_trampoline_template): Likewise.
1888 (output_constant_def_contents): Use switch_to_section and
1890 (output_constant_pool_1): Use switch_to_section. Use the section
1891 flags to see whether sections contain mergeable data.
1892 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1893 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1894 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1895 whether a section has already been declared.
1896 (default_select_section, default_elf_select_section): Return a
1897 section rather than emitting assembly code.
1898 (default_elf_select_section_1): Likewise. Use bss_section for
1899 SECCAT_BSS if nonnull. Use get_named_section.
1900 (default_select_rtx_section): Return a section rather than
1901 emitting assembly code.
1902 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1903 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1904 (output_section_asm_op, switch_to_section): New functions.
1905 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1908 * doc/tm.texi: Expand the introduction to the sections documentation.
1909 (TRAMPOLINE_SECTION): Document new interface.
1910 (SDATA_SECTION_ASM_OP): Document new macro.
1911 (READONLY_DATA_SECTION): Delete.
1912 (SDATA_SECTION_ASM_OP): Document new macro.
1913 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1914 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1915 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1916 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1917 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1919 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1921 * gcc.c (init_gcc_specs): Match braces inside conditionally
1924 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1926 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1928 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1931 * tree.c (integer_all_onesp): Always return true if all bits on.
1933 * testsuite/g++.dg/init/array0.C: New.
1935 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1937 * doc/md.texi: Adapt to implementation.
1939 2005-12-06 Andreas Schwab <schwab@suse.de>
1941 * opts.c (decode_options): Fix typo in message.
1943 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1946 * longlong.h: Merge PPC tests from upstream.
1948 2005-12-06 Richard Guenther <rguenther@suse.de>
1950 * fold-const.c (fold_convert): Do not build and fold
1951 CONVERT_EXPR, but always use NOP_EXPR.
1953 2005-12-06 Jan Beulich <jbeulich@novell.com>
1955 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1956 __builtin_ia32_paddq and __builtin_ia32_subq.
1957 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1958 __builtin_ia32_pshufw.
1959 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1961 2005-12-05 James E Wilson <wilson@specifix.com>
1964 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1967 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1969 * print-tree.c (print_node): Ditto.
1970 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1971 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1972 before accessing DECL_ARTIFICIAL.
1973 Handle new tag tree codes.
1974 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1976 (unmodifiable_var_p): Ditto.
1977 * tree-flow.h (mem_tag_kind): Remove.
1978 (struct var_ann_d): Remove mem_tag_kind member.
1979 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1980 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1981 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1982 (group_aliases): Ditto.
1983 (setup_pointers_and_addressables): Ditto.
1984 (is_escape_site): Ditto.
1985 (may_alias_p): Ditto.
1986 (create_tag_raw): New function.
1987 (create_memory_tag): Use it.
1988 (dump_alias_info): Update for tags.
1989 (may_be_aliased): Ditto.
1990 (add_type_alias): Ditto.
1991 (new_type_alias): Ditto.
1992 (create_sft): Ditto.
1993 (create_structure_vars): Ditto.
1994 * tree-ssa-ccp.c (get_default_value): Ditto.
1995 * tree-ssa-operands.c (get_expr_operands): Ditto.
1996 (add_stmt_operand): Ditto.
1997 (add_call_clobber_ops): Remove duplicated condition.
1998 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2000 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2001 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2002 * tree.c (init_ttree): Update structures for new tree codes.
2003 (tree_code_size): Update sizes for new tree codes.
2004 (make_node_stat): Don't try to set common things on minimal
2006 (tree_node_structure): Update for tags.
2007 (is_global_var): Ditto.
2008 * tree.def: Add new tree codes.
2009 * tree.h (MTAG_P): New macro.
2010 (TREE_MEMORY_TAG_CHECK): Ditto.
2011 (SSA_VAR_P): Update for tags.
2012 (struct tree_memory_tag): New structure.
2013 (MTAG_GLOBAL): New macro.
2014 (union tree_node): Add memory tag member.
2015 * treestruct.def (TS_MEMORY_TAG): New.
2017 2005-12-05 Dale Johannesen <dalej@apple.com>
2019 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2020 what was approved (PR 24323).
2022 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2024 * doc/c-tree.texi (Function Bodies): Remove description of
2027 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2029 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2030 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2031 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2032 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2033 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2034 __divxc3): Document.
2036 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2038 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2040 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2041 hook_bool_void_false.
2042 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2043 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2045 * config/darwin.c (machopic_select_section): It's not defined
2046 as weak if it's only marked as weak_import.
2048 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2051 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2052 A hidden weak object does bind locally. Strong linkonce data
2053 counts like any other strong symbol for binding.
2054 (weak_finish_1): Don't specially handle weakrefs, they no longer
2056 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2057 * c-common.c (handle_alias_attribute): Allow static aliases
2059 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2060 * gthr-dce.h: Make weakrefs static.
2061 * gthr-tpf.h: Likewise.
2062 * gthr-solaris.h: Likewise.
2063 * gthr-posix.h: Likewise.
2064 * gthr-posix95.h: Likewise.
2065 * config/darwin.c (darwin_encode_section_info): static weakref
2066 variables are not necessarily defined in this translation unit.
2067 * doc/extend.texi (Function Attributes): Mention that an alias
2068 attribute creates a definition for the thing it's attached to.
2069 Change the documentation for weakref to say that the thing
2070 it's attached to must be static.
2072 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2073 we don't go into an infinite loop.
2075 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2077 * config/rs6000/predicates.md (logical_const_operand): Split
2078 out of logical_operand.
2079 (logical_operand): Use it.
2080 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2081 logical_const_operand.
2083 2005-12-05 Jan Beulich <jbeulich@novell.com>
2085 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2086 and IX86_BUILTIN_CMPNESS.
2087 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2088 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2089 * config/i386/i386.md (movti_internal): Correct type attribute.
2090 Simplify mode attribute.
2091 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2092 Correct type attribute.
2093 (absxf2): Correct operator.
2094 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2095 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2096 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2098 (sse2_vmsqrtv2df2): Correct mode attribute.
2100 2005-12-05 Jan Beulich <jbeulich@novell.com>
2102 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2103 16 bits. Provide insn pattern for this case.
2105 2005-12-05 Jan Beulich <jbeulich@novell.com>
2107 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2109 (__popcountDI2): Likewise.
2111 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2114 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2115 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2116 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2119 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2121 * c-typeck.c (null_pointer_constant_p): New function.
2122 (build_conditional_expr, build_c_cast, convert_for_assignment,
2123 build_binary_op): Use it.
2125 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2127 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2128 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2130 (check_function_arguments_recurse): Allow both NOP_EXPR and
2131 CONVERT_EXPR but check conversions preserve precision.
2132 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2133 but check conversions preserve precision.
2134 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2137 2005-12-04 Roger Sayle <roger@eyesopen.com>
2140 * common.opt (Wstring-literal-comparison): New command line option.
2141 * c-opts.c (c_common_handle_option): Set it with -Wall.
2142 * c-typeck.c (parser_build_binary_op): Issue warning if either
2143 operand of a comparison operator is a string literal, except for
2144 testing equality or inequality against NULL.
2146 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2148 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2150 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2151 of building a NOP_EXPR.
2152 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2154 * c-convert.c (convert): Use fold_convert instead of building
2155 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2156 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2158 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2159 NOP_EXPR the same as CONVERT_EXPR.
2160 * c-typeck.c (build_function_call): Use fold_convert instead of
2161 building a NOP_EXPR directly.
2162 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2164 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2166 PR rtl-optimization/25197
2167 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2170 2005-12-02 Stuart Hastings <stuart@apple.com>
2172 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2175 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2177 * c-typeck.c (default_function_array_conversion,
2178 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2179 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2180 orig_op2. Don't check them for NOP_EXPR.
2181 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2182 around integer zero.
2184 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2186 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2187 toc_save_offset, toc_size, lr_size.
2188 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2189 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2190 Adjust for removal of unused rs6000_stack_t fields.
2191 (debug_stack_info): Adjust.
2192 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2193 first, and don't bother checking for set/inc of lr on sibcalls.
2194 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2196 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2199 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2200 5 if operand 1 is not aligned. Undo previous constraint change.
2201 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2203 2005-12-02 Richard Guenther <rguenther@suse.de>
2205 * tree.h (build): Remove prototype.
2206 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2207 * tree.c (build): Remove.
2208 (build0_stat): Update comment.
2210 2005-12-02 Richard Guenther <rguenther@suse.de>
2212 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2213 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2215 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2216 maybe_fold_offset_to_component_ref): Likewise.
2217 * tree-ssa-dom.c (thread_across_edge,
2218 simplify_rhs_and_lookup_avail_expr,
2219 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2221 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2222 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2223 lower_try_finally_switch): Likewise.
2224 * tree-if-conv.c (add_to_dst_predicate_list,
2225 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2226 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2227 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2228 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2229 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2230 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2231 gimplify_init_ctor_eval, gimplify_init_constructor,
2232 gimplify_variable_sized_compare, gimplify_boolean_expr,
2233 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2234 gimplify_expr, gimplify_body, gimplify_function_tree,
2235 force_gimple_operand): Likewise.
2236 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2237 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2238 mx_register_decls): Likewise.
2239 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2240 get_frame_field, finalize_nesting_tree_1): Likewise.
2241 * tree-inline.c (setup_one_parameter): Likewise.
2242 * tree-vect-transform.c (vectorizable_condition): Likewise.
2243 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2245 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2246 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2247 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2248 * tree-chrec.h (build_polynomial_chrec): Likewise.
2250 2005-12-02 Richard Guenther <rguenther@suse.de>
2252 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2253 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2254 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2255 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2256 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2257 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2258 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2260 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2261 sh_adjust_unroll_max): Likewise.
2262 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2263 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2264 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2266 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2268 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2271 2005-12-02 Richard Guenther <rguenther@suse.de>
2273 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2274 simplify_cond_using_ranges): Use buildN instead of build.
2275 * tree-tailcall.c (adjust_accumulator_values,
2276 adjust_return_value): Likewise.
2277 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2278 generate_element_copy, generate_element_zero,
2279 generate_one_element_init): Likewise.
2280 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2281 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2282 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2283 perfect_nestify): Likewise.
2285 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2287 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2289 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2291 * ggc.h (GGC_RESIZEVEC): New.
2293 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2295 * gcc.c (execute): Improve readability.
2297 2005-12-02 Richard Guenther <rguenther@suse.de>
2299 * tree-cfg.c (mark_used_vars): New function.
2300 (dump_function_to_file): Dump only used VAR_DECLs.
2302 2005-12-02 Richard Guenther <rguenther@suse.de>
2304 * convert.c (convert_to_integer): Fix compare for nonpositive
2305 constant to use tree_int_cst_sgn <= 0.
2307 2005-12-02 Richard Guenther <rguenther@suse.de>
2309 * convert.c (convert_to_integer): Use fold_convert instead
2310 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2311 instead of comparing against 0. Use build_int_cst instead
2312 of converting integer_zero_node.
2314 2005-12-02 Richard Guenther <rguenther@suse.de>
2316 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2319 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2322 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2325 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2328 * function.c (expand_function_end): Emit blockage for unwinder
2331 2005-12-01 Roger Sayle <roger@eyesopen.com>
2333 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2334 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2335 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2336 integer constant comparisons.
2338 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2339 Janis Johnson <janis187@us.ibm.com>
2340 David Edelsohn <dje@watson.ibm.com>
2341 Ben Elliston <bje@au.ibm.com>
2343 * dfp.h, dfp.c: New files.
2344 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2345 (DECNUM_H): Likewise.
2346 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2347 (INCLUDES): Append $(DECNUMINC).
2348 (OBJS-common): Add dfp.o.
2350 * real.h (EXP_BITS): Pinch one bit to ..
2351 (struct real_value): Add decimal field.
2352 (real_format): Change table size, update documentation.
2353 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2354 (real_from_string3): Declare.
2355 (decimal_single_format): Declare.
2356 (decimal_double_format): Declare.
2357 (decimal_quad_format): Declare.
2358 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2359 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2360 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2361 * real.c: Include dfp.h.
2362 (normalize): Early return for decimal floats.
2363 (do_add): Zero decimal field.
2364 (do_compare): Call do_decimal_compare for decimal floats.
2365 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2366 (real_arithmetic): Call decimal_real_arithmetic for decimal
2367 floating point operands.
2368 (real_identical): If a and b are of differing radix, return false.
2369 (real_to_integer): Call decimal_real_to_integer if the value is a
2371 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2372 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2373 (real_to_hexadecimal): Place "N/A" in the return string for
2375 (real_from_string3): New variant, given a mode.
2376 (real_maxval): Use decimal_real_maxval for decimal floats.
2377 (round_for_format): Use decimal_round_for_format for decimals.
2378 (real_convert): Use decimal_real_convert where appropriate.
2379 (significand_size): Handle base 10.
2380 (encode_decimal_single, decode_decimal_single,
2381 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2382 decode_decimal_quad): New functions.
2383 (decimal_single_format): New.
2384 (decimal_double_format): New.
2385 (decimal_quad_format): New.
2386 * machmode.def: Add SD, DD and TD decimal floating point modes.
2387 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2388 Include MODE_DECIMAL_FLOAT.
2389 (DECIMAL_FLOAT_MODE_P): New.
2390 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2391 * genmodes.c (struct mode_data): Add counter field.
2392 (struct mode_data): Update comment for format.
2393 (blank_mode): Initialise counter field.
2394 (new_mode): Increment counter field for each mode defined.
2395 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2397 (make_complex_modes): Handle modes containing `D'.
2398 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2399 (make_decimal_float_mode): New.
2400 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2401 (cmp_modes): Compare counter field if other characteristics
2403 (emit_real_format_for_mode): Support formats for decimal floats.
2404 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2405 Document MODE_DECIMAL_FLOAT.
2407 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2409 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2412 2005-12-01 Richard Henderson <rth@redhat.com>
2414 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2416 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2418 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2420 * config/pa/pa.c (pa_init_builtins): If we detect
2421 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2424 2005-12-01 Richard Guenther <rguenther@suse.de>
2426 * fold-const.c (fold_binary): Use fold_build2, not
2429 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2431 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2433 * vec.h (VEC_block_remove): New.
2435 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2438 * c-common.c (lvalue_error): Fix wording.
2440 2005-12-01 Richard Guenther <rguenther@suse.de>
2442 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2443 thinko in last patch.
2445 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2447 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2448 than -flat_namespace.
2450 2005-12-01 Ben Elliston <bje@au.ibm.com>
2452 * mklibgcc.in: Parameterise the script to build soft float
2453 functions by iterating over each type, rather than cloning the
2456 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2459 * builtins.c (fold_builtin_fputs): Defer check for missing
2460 replacement functions.
2462 2005-11-30 Kean Johnston <jkj@sco.com>
2464 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2465 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2467 2005-11-30 Richard Guenther <rguenther@suse.de>
2469 PR tree-optimization/22501
2470 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2471 function split out from ...
2472 (forward_propagate_addr_expr): ... here. Use it to propagate
2473 ADDR_EXPRs to all uses.
2475 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2477 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2478 * builtins.c (expand_builtin_mathfn): Use them.
2479 (expand_builtin_mathfn_2): Likewise.
2480 (expand_builtin_mathfn_3): Likewise.
2481 (expand_builtin_int_roundingfn): Likewise.
2482 (expand_builtin): Likewise.
2483 (integer_valued_real_p): Likewise.
2484 (fold_builtin_int_roundingfn): Likewise.
2485 (fold_builtin_bitop): Likewise.
2486 (fold_builtin_logarithm): Likewise.
2487 (fold_builtin_1): Likewise.
2488 * convert.c (convert_to_integer): Likewise.
2489 * fold-const.c (negate_mathfn_p): Likewise.
2490 (tree_expr_nonnegative_p): Likewise.
2492 2005-11-30 Dale Johannesen <dalej@apple.com>
2493 Andrew Pinski <pinskia@physics.uc.edu>
2495 * combine.c (find_split_point): Sign extend bitmask
2496 when changing bitfield assignment to IOR of AND.
2498 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2500 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2501 clobber to scratch reg.
2502 (*decrement_and_branch_until_zero_no_clobber): Remove.
2503 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2504 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2505 * config/ms1/ms1.opt (mmul): Remove.
2506 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2507 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2509 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2510 Bernd Schmidt <bernd.schmidt@analog.com>
2512 * pa/predicates.md (symbolic_operand): Add comment.
2513 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2514 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2515 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2516 (pa_secondary_reload_class): Delete.
2517 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2518 and pa_secondary_reload_class. Reorder some checks. Update inline
2519 copy of symbolic operand.
2520 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2522 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2524 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2527 2005-11-30 Jeff Law <law@redhat.com>
2529 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2530 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2532 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2534 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2535 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2536 (ia64_expand_move): Adjust caller.
2538 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2539 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2542 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2544 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2545 Always produce an output if we can remove NEGs or canonicalize
2546 (minus (minus ...)) expressions. Provide a fast path for the
2548 (simplify_gen_binary): Do not call simplify_plus_minus.
2549 (simplify_binary_operation_1): Reassociate at the end of the
2552 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2554 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2555 moves and unpack to speed up.
2557 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2559 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2560 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2561 (gen_v9_scc): Update callers.
2562 * config/sparc/sparc.md: Likewise.
2563 * config/sparc/sparc-protos.h: Update extern declaration.
2565 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2567 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2569 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2572 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2574 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2575 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2576 (negate_expr): Here.
2578 2005-11-29 Ben Elliston <bje@au.ibm.com>
2580 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2581 Fix typo in comment.
2583 2005-11-29 Ben Elliston <bje@au.ibm.com>
2585 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2586 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2588 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2592 * builtins.c (init_target_chars): New.
2593 (expand_builtin_printf, expand_builtin_fprintf,
2594 expand_builtin_sprintf, fold_builtin_sprintf,
2595 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2596 fold_builtin_snprintf_chk, fold_builtin_printf,
2597 fold_builtin_fprintf): Check for matching format strings using
2600 2005-11-29 Paul Brook <paul@codesourcery.com>
2602 * config.gcc: Do not use fixproto on m68k-elf.
2604 2005-11-28 Roger Sayle <roger@eyesopen.com>
2606 * expmed.c (div_cost): Replace with...
2607 (sdiv_cost, udiv_cost): New.
2608 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2609 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2610 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2611 (expand_divmod): Replace use of div_cost with either sdiv_cost
2612 or udiv_cost depending upon the signedness of the operation.
2614 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2617 * config/darwin.c (machopic_indirection_name,
2618 machopic_output_indirection): Follow transparent alias chain.
2620 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2622 * varasm.c (ultimate_transparent_alias_target): Add comment.
2624 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2626 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2627 SET_SRC instead of XEXP where appropriate.
2629 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2631 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2634 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2636 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2637 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2640 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2642 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2643 secondary_input_reload_class, made static. Adapt to new
2645 (secondary_output_reload_class): Delete.
2646 (TARGET_SECONDARY_RELOAD): New macro.
2647 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2648 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2650 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2653 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2654 when its natural alignment is > BITS_PER_UNIT.
2655 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2656 * c-common.c (handle_packed_attribute): Ignore packing on a field
2657 whose type is naturally char aligned.
2659 2005-11-28 Richard Guenther <rguenther@suse.de>
2661 * c-common.c (strict_aliasing_warning): Handle all
2662 component-ref like accesses.
2664 2005-11-28 Roger Sayle <roger@eyesopen.com>
2665 Uros Bizjak <uros@kss-loka.si>
2668 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2669 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2670 when flag_unsafe_math_optimizations is set and
2671 we don't care about NaNs or Infinities.
2673 Move x/expN(y) and x/pow(y,z) transformation into common
2674 flag_unsafe_math_optimizations section.
2676 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2678 * gcc.c (main): Change type of argv to "char **".
2680 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2682 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2683 small data sections.
2684 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2685 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2686 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2687 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2688 output locals to sbss if !rs6000_elf_in_small_data_p.
2689 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2691 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2694 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2695 generated by reload.
2696 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2697 indexed_or_indirect_address.
2698 (indexed_or_indirect_address): Don't test for base reg. Call
2699 address_operand last. Make it a special predicate.
2701 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2703 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2705 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2708 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2710 (negate_expr): Likewise.
2712 2005-11-27 Andreas Schwab <schwab@suse.de>
2714 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2717 2005-11-27 Steven Bosscher <stevenb@suse.de>
2719 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2720 has EH predecessor edges.
2722 2005-11-26 Eric Christopher <echristo@apple.com>
2724 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2725 register stalls by zero extending to the full register.
2727 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2729 * config/floatunsisf.c, config/floatunsidf.c,
2730 config/floatunsixf.c, config/floatunsitf.c: New files.
2731 * config/ia64/t-hpux: Add floatunsitf.c.
2732 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2733 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2735 2005-11-26 Richard Henderson <rth@redhat.com>
2737 * c-lex.c (pragma_lex): Rename from c_lex.
2738 * c-pch.c: Update for pragma_lex rename.
2739 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2740 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2741 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2742 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2743 * doc/tm.texi: Likewise.
2745 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2748 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2749 when overflow is undefined.
2751 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2753 * doc/md.texi (Insn Canonicalizations): Refer to the
2754 function commutative_operand_precedence for further rules.
2756 2005-11-25 Roger Sayle <roger@eyesopen.com>
2759 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2760 is less than zero. Limit mult_cost to a reasonable upper bound for
2761 the synthetic multiplication sequence.
2763 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2766 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2767 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2768 Lookup the explicit replacement functions for any unlocked
2769 stdio builtin transformations.
2771 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2773 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2775 * targhooks.c (default_secondary_reload): Don't require operand 2
2776 for an input reload to be earlyclobber.
2778 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2780 * fold-const.c (negate_mathfn_p): Fix comment and add support
2781 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2784 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2787 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2788 _Q_ulltoq for unsigned conversions from SImode and DImode to
2791 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2793 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2794 (__floatundidf, __floatundisf): Likewise.
2796 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2798 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2799 (rs6000_override_options): Remove initialization of
2800 rs6000_sr_alias_set.
2801 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2802 (rs6000_emit_stack_tie): Same.
2803 (emit_frame_save): Same.
2804 (gen_frame_mem_offset): Same.
2805 (rs6000_emit_prologue): Same.
2806 (rs6000_emit_epilogue): Same.
2808 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2811 * fold-const.c (fold_build): Convert bool_var != 1 and
2812 bool_var == 0 to !bool_var.
2814 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2817 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2818 for C being INTEGER_CST. Likewise for !=.
2820 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2823 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2824 unsigned conversions from SImode to TFmode.
2826 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2828 * expr.c (expand_expr_real_1): Fix error in last change.
2830 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2832 * caller-save.c: (this_insn_sets): Move into:
2833 (save_call_clobbered_regs).
2834 (mark_set_regs): Get this_insn_sets from data.
2836 (save_call_clobbered_regs): Take sets of the return value by
2837 sibcalls into account.
2839 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2842 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2843 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2844 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2845 (memory_move_secondary_cost, init_reg_autoinc): Remove
2846 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2847 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2848 secondary_reload_class call.
2849 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2851 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2852 (push_secondary_reload): Use secondary_reload target hook.
2853 (secondary_reload_class, scratch_reload_class): New functions.
2854 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2855 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2856 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2857 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2858 (secondary_reload_class, scratch_reload_class): Declare.
2859 * reload1.c: Include target.h.
2860 (reload_adjust_reg_for_temp): New function.
2861 (reload_adjust_reg_for_icode): Likewise.
2862 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2863 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2865 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2866 for inheritance. Support case when both secondary & tertiary reloads
2867 are for intermediate registers.
2868 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2869 with secondary_reload_class call. Support case when both secondary
2870 & tertiary reloads are for intermediate registers.
2871 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2872 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2873 * target.h (secondary_reload_info): New struct / typedef.
2874 (struct gcc_target): New member secondary_reload.
2875 * targhooks.c Include reload.h, optabs.h and recog.h.
2876 (default_secondary_reload): New function.
2877 * targhooks.h (default_secondary_reload): Declare.
2878 * doc/tm.texi: Document secondary_reload target hook. Update
2879 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2880 * doc/md.texi: Likewise.
2882 * sh-protos.h (sh_secondary_reload): Declare.
2883 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2884 (sh_secondary_reload): New function.
2885 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2886 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2887 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2888 (HAVE_SECONDARY_RELOADS): Define.
2889 * sh.md (reload_indf): Rename to:
2891 (reload_outdf): Rename to:
2892 (reload_outdf__RnFRm).
2893 (reload_insf): Rename to:
2895 (reload_insi): Rename to:
2896 (reload_insi__i_fpul).
2898 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2900 * configure.ac: Require at least texinfo 4.4.
2901 * configure: Regenerate.
2903 * doc/install.texi (Tools/packages necessary for building GCC):
2904 Update required version of texinfo to at least 4.4.
2905 (Installing GCC: Building): Update required version of texinfo
2907 (Installing GCC: Final installation): Update required version
2908 of texi2dvi to at least 4.4.
2909 (Host/target specific installation notes for GCC): Update required
2910 version of texinfo to at least 4.4.
2912 2005-11-24 Richard Guenther <rguenther@suse.de>
2913 Dirk Mueller <dmueller@suse.de>
2916 * c-common.h (strict_aliasing_warning): Declare.
2917 * c-common.c (strict_aliasing_warning): New function,
2919 * c-typeck.c (build_c_cast): ... here.
2921 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2923 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2925 (swap_commutative_operands_with_target): New.
2927 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2929 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2930 also when doing PRE, rather than only for global CPROP.
2932 2005-11-24 Ben Elliston <bje@au.ibm.com>
2934 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2935 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2937 (expand_twoval_unop): Likewise.
2938 (widen_clz): Likewise.
2939 (expand_parity): Likewise.
2940 (expand_unop): Likewise.
2941 (emit_cmp_and_jmp_insn_1): Likewise.
2942 (prepare_float_lib_cmp): Likewise.
2944 2005-11-24 Ben Elliston <bje@au.ibm.com>
2946 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2947 Remove unused `class' variable.
2949 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2952 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2953 C/C++ diagnostic function warn_array_subscript_with_type_char.
2954 * c-common.h (warn_array_subscript_with_type_char): Declare.
2955 * c-common.c (warn_array_subscript_with_type_char): Define.
2957 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2960 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2961 compiling at the intersection of C and C++.
2963 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2965 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2966 List @file in the option summary. Include the libiberty
2967 documentation for @file.
2968 * gcc.c (main): Call expandargv.
2969 * Makefile.in (gcc-vers.texi): Define srcdir.
2971 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2973 * passes.c (init_optimization_passes): Document
2974 sequencing of passes.
2976 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2978 * config/m68k/predicates.md (pcrel_address, extend_operator,
2979 post_inc_operand, pre_dec_operand): Remove redundant
2981 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2983 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2985 2005-11-23 Ben Elliston <bje@au.ibm.com>
2987 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2989 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2991 Preparatory work for PR target/21623:
2992 * alpha.c (secondary_reload_class): Rename to:
2993 (alpha_secondary_reload_class).
2994 * alpha.h, alpha-protos.h: Likewise.
2995 * mn10300.c (secondary_reload_class): Rename to:
2996 (mn10300_secondary_reload_class).
2997 * mn10300.h, mn10300-protos.h: Likewise.
2998 * pa.c (secondary_reload_class): Rename to:
2999 (pa_secondary_reload_class).
3000 * pa.h, pa-protos.h: Likewise.
3001 * rs6000.c (secondary_reload_class): Rename to:
3002 rs6000_secondary_reload_class.
3003 * rs6000.h, rs6000-protos.h: Likewise.
3005 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3008 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3010 2005-11-22 Ian Lance Taylor <ian@airs.com>
3012 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3014 (prepare_cmp_insn): Likewise.
3016 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3019 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3020 if both operands[0] and operands[1] are memory.
3022 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3025 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3026 COMPARISON_CLASS_P and an integral types create create a new
3027 expression with the new type and fold that.
3029 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3032 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3033 to SUBTARGET_OS_CPP_BUILTINS.
3035 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3037 * arm.c (emit_set_insn): New function.
3038 (arm_split_constant): Call it.
3039 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3040 (arm_legitimize_address): Likewise. Use plus_constant.
3041 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3042 (thumb_expand_prologue): Likewise.
3043 (arm_gen_load_multiple): Use VOIDmode in SET.
3044 (arm_gen_store_multiple): Likewise.
3045 (vfp_emit_fstmx): Likewise. Use plus_constant.
3046 (emit_multi_reg_push): Likewise.
3047 (emit_sfm): Use plus_constant.
3049 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3052 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3055 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3058 * expmed.c (store_bit_field): Don't attempt to insv a field
3059 larger than the reg.
3061 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3064 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3065 explicit sign extension, not a (char) cast.
3067 2005-11-22 Ben Elliston <bje@au.ibm.com>
3069 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3070 GET_MODE_CLASS (x) == MODE_FLOAT.
3071 * config/i386/i386.c: Likewise.
3072 * config/rs6000/xcoff.h: Likewise.
3073 * config/rs6000/linux64.h: Likewise.
3074 * config/rs6000/rs6000.c: Likewise.
3075 * config/rs6000/rs6000.h: Likewise.
3076 * config/rs6000/predicates.md: Likewise.
3077 * config/rs6000/sysv4.h: Likewise.
3079 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3081 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3084 * config/alpha/freebsd.h, config/alpha/linux.h,
3085 config/arm/linux-elf.h, config/bfin/bfin.h,
3086 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3087 config/i386/beos-elf.h, config/i386/gnu.h,
3088 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3089 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3090 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3091 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3092 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3093 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3094 config/sparc/linux.h, config/sparc/linux64.h,
3095 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3097 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3098 are both defined when either flag -fpic or -fPIC are used.
3100 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3102 * config/fp-bit.c (clzusi): New function.
3103 (si_to_float, usi_to_float): Use it to compute proper shift.
3104 (usi_to_float): Preserve guard bits when shifting right.
3105 * libgcc-std.ver (GCC_4.2.0): New version.
3106 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3107 __floatundisf): New functions.
3108 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3109 __floatundisf): Declare.
3110 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3111 _floatundixf, and _floatunditf.
3112 * optabs.c (expand_float): If target does not define a pattern for
3113 signed or unsigned conversion, use an unsigned libcall instead of
3115 (init_optabs): Initialize ufloat_optab.
3117 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3119 * config/rs6000/rs6000.opt (mmulhw): New option.
3120 * doc/invoke.texi (-mmulhw): Document.
3121 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3123 * config/rs6000/rs6000.md: Add half-word multiply and
3124 multiply-accumulate instructions for 405 and 440.
3126 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3128 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3129 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3130 default now includes a linker group which makes the RTEMS one nest.
3132 2005-11-22 Ben Elliston <bje@au.ibm.com>
3134 * cse.c (fold_rtx): Typo fix.
3135 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3137 2005-11-21 Richard Henderson <rth@redhat.com>
3139 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3140 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3142 * c-tree.h (lookup_name): Move declaration ...
3143 * c-common.h (lookup_name): ... here.
3144 * config/darwin-c.c: Include c-common.h.
3145 * config/t-darwin: Update dependencies.
3147 2005-11-22 Ben Elliston <bje@au.ibm.com>
3149 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3150 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3151 * genopinit.c (gen_insn): Likewise.
3152 * reload.c (find_equiv_reg): Likewise.
3153 * loop.c (load_mems): Likewise.
3154 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3155 * cse.c (find_comparison_args, fold_rtx): Likewise.
3156 * dwarf2out.c (add_const_value_attribute): Likewise.
3157 * expr.c (convert_move): Likewise.
3158 * recog.c (general_operand, register_operand): Likewise.
3159 * reg-stack.c (replace_reg): Likewise.
3160 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3161 * c-common.c (handle_vector_size_attribute): Likewise.
3162 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3163 (simplify_binary_operation_1): Likewise.
3164 (simplify_const_binary_operation): Likewise.
3165 (simplify_relational_operation): Likewise.
3166 (simplify_const_relational_operation): Likewise.
3167 (simplify_immed_subreg): Likewise.
3168 * emit-rtl.c (gen_lowpart_common): Likewise.
3169 * expmed.c (expand_mult): Likewise.
3170 * stor-layout.c (layout_type): Likewise.
3172 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3175 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3176 cst2 only for SPE vectors.
3178 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3181 * config/rs6000/predicates.md (vrsave_operation): Check
3182 UNSPEC_VOLATILE value.
3184 2005-11-21 Jan Hubicka <jh@suse.cz>
3186 PR tree-optimization/24653
3187 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3189 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3191 * config/i386/predicates.md (ax_reg_operand): New predicate.
3192 (memory_displacement_only_operand): New predicate.
3193 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3194 operand is AX register and the other operand is memory operand
3195 with displacement only.
3197 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3199 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3200 if we don't care about NaNs or Infinities.
3202 2005-11-20 Ian Lance Taylor <ian@airs.com>
3204 PR rtl-optimization/24883
3205 * combine.c (combinable_i3pat): When checking whether the
3206 destination of i3 is used in i3, consider paradoxical subregs.
3208 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3211 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3213 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3215 * combine.c (try_combine): Do not run subst on i1src and i2src in
3216 the case of generating a PARALLEL for a comparison.
3218 2005-11-20 Richard Henderson <rth@redhat.com>
3221 * tree-sra.c (struct sra_elt): Add all_no_warning.
3222 (struct sra_walk_fns) <use>: Add use_all argument.
3223 (sra_walk_expr): Pass it.
3224 (sra_walk_modify_expr): Likewise.
3225 (scalarize_ldst): Likewise.
3226 (scan_use): Update for new argument.
3227 (mark_no_warning): New.
3228 (scalarize_use): Use it.
3230 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3232 * expr.c (expand_expr_real): Use usmul_optab for widening
3233 signed * unsigned multiplies.
3234 * genopinit.c (optabs): Add usmul_widen_optab.
3235 * optabs.c (init_optabs): Likewise.
3236 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3237 (usmul_widen_optab): Define.
3238 * config/bfin/bfin.md (usmulhisi3): New pattern.
3240 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3242 2005-11-20 Graham Stott <btinternet.com>
3244 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3246 2005-11-20 Andreas Schwab <schwab@suse.de>
3249 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3252 2005-11-19 Richard Henderson <rth@redhat.com>
3255 * tree-gimple.c (is_gimple_id): Export.
3256 * tree-gimple.h (is_gimple_id): Declare.
3257 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3258 (get_default_value): Use it.
3259 (maybe_fold_stmt_indirect): Likewise.
3261 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3263 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3264 than VR1 or vice-versa.
3266 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3270 * reload.c (find_reloads_address_1): Mention dependency on
3272 * reload1.c (gen_reload): For IN with an unary operation, try
3273 moving inner expression to OUT if trivial SET is not valid.
3274 Confirm that the result is valid. Move common code block into...
3275 (emit_insn_if_valid_for_reload): New function.
3277 2005-11-19 Richard Guenther <rguenther@suse.de>
3279 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3280 ARRAY_REFs of constant strings.
3282 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3284 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3285 fatal format string.
3287 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3289 * combine.c (make_compound_operation): Swap operands of
3290 commutative operation if necessary before returning.
3292 2005-11-19 Richard Guenther <rguenther@suse.de>
3295 * fold-const.c (fold_plusminus_mult_expr): New function.
3296 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3297 cases, remove now unnecessary code.
3299 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3301 * gensupport.c (old_preds): Rename to std_preds, add special field.
3302 (struct old_pred_table): Rename to struct std_pred_table, add special
3304 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3305 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3306 (init_predicate_table): Adjust, and set along the way whether a
3307 predicate is special.
3309 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3311 * BASE-VER: Change to 4.2.0.
3313 2005-11-18 James E Wilson <wilson@specifix.com>
3315 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3318 2005-11-18 Mike Stump <mrs@apple.com>
3320 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3321 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3322 * c-decl.c (lookup_name_two) Remove.
3323 * c-tree.h (lookup_name_two): Remove.
3324 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3325 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3326 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3327 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3329 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3332 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3333 when not generating code to use that co-processor.
3335 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3337 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3338 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3339 these functions are now in tree-phinodes.c.
3341 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3343 * config/bfin/bfin.md (trap): New pattern.
3345 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3347 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3350 * expr.c (expand_expr_real): Don't call record_block_change unless
3351 ib_boundaries_block is non-null
3353 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3355 * fold-const.c (build_range_check): Use proper type for subtraction
3356 when merging lower bound.
3358 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3360 PR rtl-optimization/24497
3361 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3364 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3366 * tree-scalar-evolution.c (expression_expensive_p): New function.
3367 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3369 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3371 * config/bfin/crtlibid.s: New file.
3373 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3376 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3377 when not using sjlj exceptions.
3378 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3379 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3380 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3381 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3382 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3383 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3384 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3385 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3386 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3387 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3388 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3389 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3390 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3392 * config/pa/hpux-unwind.h: New file.
3394 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3396 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3397 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3398 * varasm.c (do_assemble_alias): Adjust call.
3399 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3401 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3403 2005-11-17 James E Wilson <wilson@specifix.com>
3405 * tree.def (FUNCTION_DECL): Correct typo in comment.
3407 2005-11-17 Richard Henderson <rth@redhat.com>
3409 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3410 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3411 and DW_CFA_def_cfa_sf.
3412 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3413 (dbx_reg_number): Don't assert particular registers here.
3414 (based_loc_descr): ... do it here instead. Fold in ...
3415 (eliminate_reg_to_offset): ... this function.
3416 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3417 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3418 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3419 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3420 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3421 (instantiate_virtual_regs): Likewise.
3422 * var-tracking.c (adjust_stack_reference): Likewise.
3423 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3425 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3427 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3428 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3429 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3431 ($(T)crtlibid.o): New rule.
3433 2005-11-16 Richard Guenther <rguenther@suse.de>
3436 * fold-const.c (extract_array_ref): Return byte offset
3438 (fold_binary): Fold &x[a] CMP &x[b] to
3439 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3442 2005-11-16 Richard Henderson <rth@redhat.com>
3445 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3446 parts of an SSA_NAME.
3448 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3451 * arm.md (split for movsf with immediate): Restrict split to insns
3452 that set a general register.
3454 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3456 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3458 * unwind-dw2.c (uw_advance_context): Likewise.
3459 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3460 _Unwind_SjLj_Unregister.
3461 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3463 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3465 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3467 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3469 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3470 langhook to get a DImode integer type.
3472 2005-11-16 Richard Henderson <rth@redhat.com>
3473 J"orn Rennecke <joern.rennecke@st.com>
3474 Ulrich Weigand <uweigand@de.ibm.com>
3478 * reload1.c (reg_equiv_invariant): New.
3479 (reload): Allocate, initialize, and free it.
3480 (calculate_needs_all_insns): Check it when skipping equivalence
3482 (alter_reg): Likewise.
3483 (eliminate_regs_1): Rename from eliminate_regs. Add new
3484 may_use_invariant argument; only use reg_equiv_invariant when true.
3485 (eliminate_regs): New.
3486 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3487 a context for which may_use_invariant may be true.
3489 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3491 * fold-const.c (const_binop): Don't constant fold the operation
3492 if the result has overflowed and flag_trapping_math.
3493 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3495 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3497 * config/arm/unwind-arm.c (abort): Add prototype here.
3498 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3499 (struct phase1_vrs): Add prev_sp.
3500 (unwind_phase2_forced): Save the original core registers instead of
3501 modifying entry_vrs. Take a new flag argument for resuming unwinding
3502 and set action flags accordingly. Always set _US_END_OF_STACK when
3503 get_eit_entry fails. Unwind before calling the stop function.
3504 (_Unwind_GetCFA): New function.
3505 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3506 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3507 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3508 just call unwind_phase2_forced.
3509 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3510 * config/arm/unwind-arm.h (abort): Remove prototype.
3511 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3513 (_Unwind_GetCFA): New prototype.
3514 * config/arm/pr-support.c (abort): Add prototype here.
3515 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3517 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3518 not schedule the prologue with non-call exceptions and EABI.
3520 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3522 * config/arm/unwind-arm.h: Reorder interface function declarations.
3523 (_URC_END_OF_STACK): New enumeration value.
3524 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3525 (struct _Unwind_Control_Block): Document reserved field use.
3526 (_Unwind_Stop_Fn): New typedef.
3527 (_Unwind_ForcedUnwind): Declare.
3528 (_Unwind_Resume_or_Rethrow): Declare.
3529 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3531 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3532 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3533 (UCB_FORCED_STOP_ARG): New.
3534 (search_EIT_table): Update boundary condition checks.
3535 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3536 (unwind_phase2): Replace for with do..while.
3537 (unwind_phase2_forced): New.
3538 (__gnu_Unwind_RaiseException): Replace for with do..while.
3539 (__gnu_Unwind_ForcedUnwind): New.
3540 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3541 Use appropriate phase2 unwinder.
3542 (__gnu_Unwind_Resume_or_Rethrow): New.
3543 (__gnu_unwind_pr_common): Cope with forced unwinding.
3545 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3548 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3550 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3551 roundsf2): Remove "s" from mnemonic.
3553 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3555 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3557 * config/bfin/crtn.s: Change epilogues to match.
3558 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3559 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3560 __PIC__ and __pic__.
3562 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3565 * doc/invoke.texi: Distinguish between free and fixed form instead of
3566 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3568 * gcc.c (default_compilers): Remove double entries, add entries for
3569 suffixes '.F90' and '.F95'.
3571 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3573 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3574 in the stack probing loop.
3576 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3578 * configure.ac: Use .machine power5 not power5x.
3579 * configure: Regenerate.
3581 2005-11-15 Mike Stump <mrs@apple.com>
3583 * c-decl.c (lookup_name_two): Add.
3584 * c-tree.h (lookup_name_two): Likewise.
3585 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3586 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3588 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3590 PR rtl-optimization/23392
3591 * regrename.c (enum scan_actions) Add mark_access.
3592 (scan_actions_name): Ditto.
3593 (scan_rtx_reg): Handle mark_access.
3594 (scan_rtx_address): Do nothing for mark_access.
3595 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3596 and regs in REG_INC notes before closing chains for dead regs.
3597 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3598 opening chains for new writes.
3600 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3602 * c.opt (ffixed-line-length-none): New.
3604 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3606 * mklibgcc.in: Change contents of eh_dummy.c.
3608 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3610 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3612 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3614 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3616 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3618 2005-11-15 Jan Hubicka <jh@suse.cz>
3620 * invoke.texi (large-unit-insns): Document.
3621 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3622 * params.def (large-unit-insns): New param.
3624 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3627 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3628 special register for operand 3. Reindent constraints to align
3631 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3633 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3634 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3635 * configure.ac: Add test for FP rounding instructions.
3636 * configure: Regenerate.
3637 * config.in: Regenerate.
3638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3639 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3641 * config/rs6000/rs6000.opt (mfprnd): New.
3642 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3643 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3644 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3645 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3646 (TARGET_FPRND): New.
3647 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3649 (btrunc<mode>2): New.
3651 (floor<mode>2): New.
3652 (round<mode>2): New.
3654 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3656 * gcc.c (version_compare_spec_function): Use fatal() rather than
3659 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3660 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3661 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3663 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3666 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3667 on -mmacosx-version-min setting.
3669 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3672 * tree-vrp.c (infer_value_range): Return false if STMT is a
3673 block terminator and its basic block has no successors.
3675 2005-11-14 Mike Stump <mrs@apple.com>
3677 * config/i386/i386.c (override_options): -masm=intel isn't
3678 supported on darwin.
3679 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3681 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3683 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3684 vfork after including auto-host.h.
3686 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3688 PR rtl-optimization/22002
3689 * combine.c (distribute_notes): Detect cases where a reg dies
3690 two or more times in a bb, including on the insn we are combining,
3691 and place the death note on the correct range.
3693 2005-11-14 Dale Johannesen <dalej@apple.com>
3695 * expmed.c (store_bit_field): Add offset unconditionally for
3697 (extract_bit_field): Don't force extzv or extv operand into
3698 a register if field is too big.
3700 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3702 * config/arm/arm.c (pic_labelno): New.
3703 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3704 LABEL_REF. Pass only the labelno to PIC insns.
3705 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3706 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3707 * arm.md (UNSPEC_PIC_LABEL): New constant.
3708 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3709 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3710 Use the correct label prefix.
3712 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3714 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3717 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3719 * loop-invariant.c: Include tm_p.h.
3720 * Makefile.in: Updated.
3722 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3724 * pa.c (store_reg): Revise generation of frame notes in large frames.
3725 (set_reg_plus_d): Likewise.
3727 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3729 PR tree-optimization/24709
3730 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3733 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3735 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3736 and duplicate declaration of pthread_self.
3738 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3739 Ian Lance Taylor <ian@airs.com>
3742 * calls.c (expand_call): If TARGET is a MEM and some part of the
3743 argument area has been saved, force TARGET to a register.
3745 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3747 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3750 2005-11-13 Jason Merrill <jason@redhat.com>
3753 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3754 lazily declared methods.
3755 (force_decl_die): Stop if forcing out the context already make a
3757 (force_type_die): Likewise.
3759 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3762 * builtins.c (integer_valued_real_p): Add break in
3763 REAL_CST having TREE_OVERFLOW set.
3765 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3767 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3768 addressing modes during calculation of costs.
3770 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3772 * function.c (assign_stack_local_1): Restrict sanity check
3773 on frame size overflow to 32-bit and above platforms.
3775 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3777 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3778 * config/cris/cris.c: Include reload.h.
3779 (cris_initial_elimination_offset): New function.
3780 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3783 2005-11-12 Richard Guenther <rguenther@suse.de>
3785 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3787 2005-11-12 Jan Hubicka <jh@suse.cz>
3789 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3790 to compare against 0 when possible.
3792 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3794 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3795 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3796 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3797 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3800 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3802 * recog.c (constrain_operands) <case 'g'>: For a match, require
3803 that a non-register matches general_operand when strict >= 0.
3805 2005-11-11 Steven Bosscher <stevenb@suse.de>
3807 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3810 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3812 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3813 (memory_address_same): New.
3814 (dse_optimize_stmt): Call memory_address_same.
3816 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3819 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3820 ZERO_EXTEND>: New cases.
3822 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3824 * longlong.h (__clz_tab): Always provide.
3826 2005-11-11 Steven Bosscher <stevenb@suse.de>
3829 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3831 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3832 before check_maybe_invariant.
3833 (move_invariant_reg): Use gen_move_insn instead of replacing
3834 SET_DEST with the temporary for the invariant.
3835 (move_loop_invariants): If checking is enabled, do internal
3836 consistency checks after completing the pass.
3838 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3841 * common.opt (Wvolatile-register-var): New.
3842 * varasm.c (make_decl_rtl): Only emit warning when option
3843 specified. Clarify warning message.
3844 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3846 * doc/md.texi (copysign): Document standard named pattern.
3848 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3850 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3851 bytes when align is 2.
3852 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3853 by the first instruction of the loop.
3855 2005-11-11 Jason Merrill <jason@redhat.com>
3858 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3861 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3863 PR rtl-optimization/22509
3864 * local-alloc.c (memref_used_between_p): Check whether a function call
3865 could not reference the memref.
3867 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3869 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3870 algorithm so as to choose the best, not the worst, alternative.
3871 Reset accumulated register class before processing next alternative.
3873 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * calls.c (expand_call): Copy a return value to a plain register
3879 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3882 * varasm.c (assemble_name): Recompute name only for transparent
3885 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3887 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3889 2005-11-04 Jeff Law <law@redhat.com>
3892 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3893 perform reassociation if the parent statement will not die as
3894 a result of the optimization.
3896 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3898 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3899 delete_old_heap_vars.
3900 * tree-dfa.c (referenced_var_remove): Remove function.
3901 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3902 (delete_tree_ssa): Remove call to delete_old_heapvars.
3903 Add call to delete_alias_heapvars.
3904 * tree-flow.h (referenced_var_remove): Remove prototype
3905 (init_alias_heapvars): New prototype.
3906 (delete_alias_heapvars): Ditto.
3907 * Makefile.in (tree-ssa-structalias.o): Add
3908 gt-tree-ssa-structalias.o
3909 (GTFILES): Add tree-ssa-structalias.h and
3910 tree-ssa-structalias.c.
3911 (s-gtype): Add gt-tree-ssa-structalias.h.
3912 * tree-ssa-structalias.c (heapvars): Remove.
3913 (oldheapvars): Remove.
3914 (heapvar_for_stmt): New variable.
3915 (heapvar_lookup): New function.
3916 (heapvar_insert): Ditto.
3917 (get_constraint_for): See if we have an old heapvar
3919 (init_alias_heapvars): New function.
3920 (delete_alias_heapvars): Ditto.
3921 Add include of gt-tree-ssa-structalias.h.
3923 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3926 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3928 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3930 * tree.c (int_fits_type_p): Only look at the base type
3931 if it has the same precision as the original type.
3933 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3936 * varasm.c (assemble_alias): Use %q+D in the error
3937 message instead of %J and %qD.
3939 2005-11-10 Richard Guenther <rguenther@suse.de>
3941 * gcse.c (free_ldst_entry): Only free hashtable if
3944 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3946 * function.c (assign_stack_local_1): Issue an error message if
3947 the frame size overflows in the signed target arithmetics.
3949 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3951 * tree.c (build_qualified_type): Chain the new type to the original
3952 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3953 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3954 (build_pointer_type_for_mode): Only return unqualified types.
3955 (build_reference_type_for_mode): Likewise.
3957 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3959 * Makefile.in (gnucompare): Do comparison of all files using one of
3960 the chosen methods and only afterwards decide if just warning should
3961 be issued or comparison failure raised.
3963 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3965 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3966 (noce_try_abs): Negate if the comparison is reversed.
3967 Look only one instruction backwards for a REG_EQUAL note.
3969 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3972 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3973 gthr-tpf.h: Define __gthrw. For all identifiers that might
3974 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3975 and prefix all uses with __ghtrw.
3977 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3980 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3981 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3982 * c-common.c (handle_weakref_attribute): New.
3983 (c_common_attribute_table): Add weakref.
3984 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3986 * configure, config.in: Rebuilt.
3987 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3988 * doc/extend.texi: Document weakref attribute.
3989 * varasm.c (ultimate_transparent_alias_target): New
3990 (assemble_name): Use it.
3991 (weak_finish_1): Split out of...
3992 (weak_finish): ... and deal with weakrefs in...
3993 (weakref_targets): ... new list.
3994 (globalize_decl): Clean up weakref_targets.
3995 (do_assemble_alias): Handle weakrefs.
3996 (finish_aliases_1): Do not reject weakrefs to external symbols.
3997 (assemble_alias): Handle weakrefs.
3999 2005-11-09 Richard Guenther <rguenther@suse.de>
4001 PR tree-optimization/24716
4002 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4003 t_bool to track results from follow_ssa_edge.
4005 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4007 * final.c (force_source_line): New global variable.
4008 (final_scan_insn): Set it to true instead of clearing last_filename.
4009 (notice_source_line): Return true if force_source_line is true,
4010 unless source info is absent.
4012 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4015 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4016 a linkage name for a variable if it a register variable.
4017 * c-decl.c (grokdeclarator): Global register variables
4018 should be set as PUBLIC.
4020 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4023 * config/s390/s390.c (struct s390_frame_layout): New fields
4024 first_save_gpr_slot and last_save_gpr_slot.
4025 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4026 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4027 first_save_gpr and last_save_gpr with the _slot variants.
4028 (s390_register_info): Calculate first_save_gpr_slot and
4029 last_save_gpr_slot using regs_ever_live.
4031 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4034 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4035 for a function containing a landing pad.
4037 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4040 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4043 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4045 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4046 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4048 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4051 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4053 (call,load,store): New insn types.
4054 (mem_access, branch_access): Adjust reservation conditions.
4055 (define_delay): Adjust condition.
4056 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4058 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4059 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4061 (call_internal, call_value_internal, return_internal,
4062 return_interrupt_internal, eh_return_internal, indirect_jump,
4063 tablejump): Set call insn type.
4064 (blockage, ei, di): Use appropriate unspec const.
4065 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4066 (ms1_get_attr_type): Adjust to give load & store types.
4067 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4068 backwards past a barrier.
4069 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4071 (struct branch_info, struct label_info): New.
4073 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4074 (ms1_machine_reorg): New.
4075 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4076 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4077 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4078 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4081 2005-11-09 Per Bothner <per@bothner.com>
4082 Uros Bizjak <uros@kss-loka.si>
4085 * toplev.c (process_options): Initialize debug_hooks early
4086 in case lang_hooks.post_options ends up calling a debug_hook.
4088 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4090 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4091 DBX_REGISTER_NUMBER being contiguous.
4093 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4094 Diego Novillo <dnovillo@redhat.com>
4097 * tree-vrp.c (register_edge_assert_for): Do not register
4098 always-false predicates.
4100 2005-11-08 Devang Patel <dpatel@apple.com>
4102 PR tree-optimization/23115
4103 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4106 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4108 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4111 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4113 Fix PR tree-optimization/23382
4115 * tree-ssa-alias.c (compute_may_aliases): Call
4116 delete_old_heap_vars.
4117 * tree-dfa.c (referenced_var_remove): New function.
4118 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4119 * tree-flow.h (referenced_var_remove): Add prototype.
4120 (delete_old_heap_vars): Ditto.
4121 * tree-ssa-structalias.c (heapvars): New variable.
4122 (oldheapvars): Ditto.
4123 (get_constraint_for): Put heap vars on heapvars list.
4124 (delete_old_heap_vars): New function.
4126 2005-11-08 Jason Merrill <jason@redhat.com>
4128 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4130 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4133 * reg-stack.c (reg_to_stack): Update register liveness also
4134 for flag_sched2_use_traces.
4136 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4139 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4140 override prior explicit -mno-powerpc-gfxopt.
4142 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4144 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4145 if the bitsize is zero.
4146 * doc/md.texi (Standard Pattern Names): Document it.
4148 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4149 (TARGET_PASS_BY_REFERENCE): Likewise.
4151 2005-11-07 Ian Lance Taylor <ian@airs.com>
4153 PR rtl-optimization/24683
4154 * config/i386/i386.c (legitimize_pic_address): If constant operand
4155 to PLUS is too large, put it in a register.
4157 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4159 * configure.ac: Enable checking assembler dwarf2 support for bfin
4161 * configure: Regenerate.
4163 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4167 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4168 gen_easy_vector_constant_add_self): Delete.
4169 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4171 (output_vec_const_move): Use gen_easy_altivec_constant.
4172 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4173 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4174 (easy_vector_constant_add_self): Rewritten.
4175 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4176 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4177 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4178 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4179 Macroize and adjust for the other changes.
4181 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4185 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4186 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4188 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4190 PR rtl-optimization/23567
4191 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4192 (noce_process_if_block): Don't do any optimizations except
4193 if (cond) x = x; if !set_b and write into orig_x may trap
4194 or fault. Remove the MEM_READONLY_P check.
4196 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4199 * tree-vrp.c (fix_equivalence_set): New.
4200 (extract_range_from_assert): Call it.
4202 2005-11-05 Ian Lance Taylor <ian@airs.com>
4205 * combine.c (apply_distributive_law): Don't distribute across a
4208 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4210 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4211 config/ms1/ms1.h, config/rs6000/predicates.md,
4212 config/s390/s390.c, params.def, postreload-gcse.c,
4213 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4214 tree-vrp.c, tree.c: Fix comment typos.
4215 * doc/invoke.texi: Fix typos.
4217 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4219 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4220 for testing whether the data_dependence_relation contains distance
4221 vectors. Iterate over all distance vectors of the ddr.
4222 * lambda.h: Define a vec of lambda_vector pointers.
4223 * tree-data-ref.c (dump_data_dependence_relation,
4224 dump_data_dependence_direction): Iterate over all distance and
4225 direction vectors of the ddr.
4226 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4228 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4229 of distance/direction vectors instead of a single one.
4230 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4231 lambda_vectors with a vec of lambda_vectors.
4232 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4233 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4234 DDR_NUM_DIST_VECTS): New.
4235 * tree-loop-linear.c (gather_interchange_stats): Test for the
4236 existence of distance vectors only after having checked that there
4237 is a dependence. Iterate over all distance vectors of the ddr.
4238 (linear_transform_loops): Use dump_data_dependence_relation.
4239 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4240 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4241 distance vectors of the ddr.
4243 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4245 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4246 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4247 IS_INTHANDLER; all callers changed.
4248 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4250 (do_link, do_unlink): New argument ALL; all callers changed.
4251 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4252 If function isn't leaf, save and restore all registers.
4253 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4256 2005-11-05 Jan Hubicka <jh@suse.cz>
4258 PR rtl-optimization/23490
4259 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4260 max-flow-memory-location): Document.
4261 * flow.c: Include params.h
4262 (MAX_MEM_SET_LIST_LEN): Kill.
4263 (add_to_mem_set_list): Use new param.
4264 * cse.c (cse_basic_block): Replace 1000 by new param.
4265 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4266 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4267 * predict.c (predict_loops): Use new param.
4268 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4270 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4271 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4272 Do not hold memory returned by cgraph_node_name across other call.
4274 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4277 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4280 2005-11-04 Jeff Law <law@redhat.com>
4283 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4284 * tree-ssa-dom.c: Include params.h.
4285 (thread_across_edge): If there are too many statements in the
4286 target block, then do not thread through it.
4287 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4288 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4290 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4293 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4294 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4296 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4299 * tree-scalar-evolution.c (instantiate_parameters_1,
4300 instantiate_parameters, resolve_mixers): Compute the size of an
4301 expression to be instantiated and give up the instantiation if the
4302 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4304 2005-11-04 Richard Guenther <rguenther@suse.de>
4306 * tree-flow.h (ref_contains_indirect_ref): Rename to
4307 array_ref_contains_indirect_ref.
4308 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4309 (array_ref_contains_indirect_ref): Make comment match the code
4311 (ref_contains_array_ref): Likewise.
4312 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4313 ref_contains_indirect_ref.
4314 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4315 Rename calls to ref_contains_indirect_ref.
4317 2005-11-04 Paul Brook <paul@codesourcery.com>
4319 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4320 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4321 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4322 * config/arm/arm.md: Use match_operand in peephole input templates
4323 and match_dup in peephole output templates.
4325 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4327 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4330 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4331 Daniel Jacobowitz <dan@codesourcery.com>
4333 * longlong.h (add_ssaaaa): Clobber condition code register
4335 (sub_ddmmss): Likewise.
4336 (umul_ppmm): Likewise.
4338 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4339 Paul Brook <paul@codesourcery.com>
4340 Phil Blundell <pb@reciva.com>
4342 * configure.ac: Add test for ARM TLS support.
4343 * configure: Regenerated.
4344 * config/arm/arm-protos.h (legitimize_tls_address)
4345 (arm_tls_referenced_p, tls_mentioned_p)
4346 (arm_output_addr_const_extra): New prototypes.
4347 (thumb_legitimize_pic_address): Delete.
4348 * config/arm/arm.c: Include "gt-arm.h".
4349 (enum tls_reloc): New.
4350 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4351 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4352 (arm_call_tls_get_addr, legitimize_tls_address)
4353 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4354 (arm_init_tls_builtins, arm_emit_tls_decoration)
4355 (arm_output_addr_const_extra): New functions.
4356 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4357 (TARGET_HAVE_TLS): Define.
4358 (target_thread_pointer): New.
4359 (arm_override_options): Handle -mtp=.
4360 (legitimize_pic_address): Ignore UNSPECs.
4361 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4363 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4364 (tls_get_addr_libfunc): New variable.
4365 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4366 (arm_init_builtins): Call arm_init_tls_builtins.
4367 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4368 (arm_encode_section_info): Call default_encode_section_info.
4369 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4370 (enum arm_tp_type): New.
4371 (target_thread_pointer): Add declaration.
4372 (LEGITIMATE_CONSTANT_P): Handle TLS.
4373 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4374 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4375 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4376 * config/arm/arm.md: Add UNSPEC_TLS.
4377 (movsi): Handle TLS.
4378 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4380 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4381 (load_tp_hard, load_tp_soft): New insns.
4382 * arm.opt: Add -mtp=.
4383 * doc/invoke.texi (ARM Options): Document -mtp.
4385 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4387 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4388 * config/arm/libunwind.S: Include "lib1funcs.asm".
4389 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4390 (LIB2ADDEH): Add libunwind.S.
4391 (LIB2ADDEHDEP): Add lib1funcs.asm.
4392 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4394 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4397 * gcc/c.opt: Add a -lang-fortran option.
4398 * gcc/c-opts.c: Add a lang_fortran flag.
4399 (c_common_init_options): Handling the -lang-fortran option.
4400 (c_common_handle_option): Add a case for Fortran options in
4401 preprocessing. Remove cases for -ffixed-form and
4402 -ffixed-line-length. Add a case for -lang-fortran.
4404 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4406 * config/rs6000/rs6000.c: Include params.h
4407 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4408 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4409 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4410 (UNSPEC_VPKUWSS): Delete.
4411 (altivec_vpkuhss): Delete.
4412 (altivec_vpkuwss): Delete.
4413 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4415 (neg_eq0<mode>): Remove final condition.
4416 (neg_eq<mode>): Remove condition and split-condition.
4418 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4420 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4421 Use associated print macros.
4423 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4426 * diagnostic.c (diagnostic_set_info_translated): New function.
4427 (diagnostic_set_info): Use it. Add comment.
4428 * diagnostic.h (diagnostic_set_info_translated): Declare.
4430 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4432 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4433 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4434 reference only if 'public' is true.
4435 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4436 emit the .hidden directive only if the indirect reference is public.
4437 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4438 Pass it to dw2_force_const_mem.
4439 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4440 * dwarf2out.c (output_cfi): Adjust calls to above function.
4441 (output_call_frame_info): Likewise.
4442 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4443 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4445 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4447 PR tree-optimization/24483
4448 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4449 field to elts if possible.
4451 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4454 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4457 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4459 Fix PR tree-optimization/24351
4461 * tree-ssa-structalias.c (struct variable_info): Add
4463 (get_varinfo_fc): New function to follow collapsing.
4464 (new_var_info): Set collapsed_to to NULL.
4465 (dump_constraint): Follow collapsing.
4466 (build_constraint_graph): Handle collapsing.
4467 (do_simple_structure_copy): Return false if something bad
4469 (collapse_rest_of_var): New function.
4470 (do_structure_copy): Collapse if do_simple_structure_copy returns
4473 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4476 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4477 expressions to a statement list instead of gimplifying them.
4479 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4481 PR rtl-optimization/23585
4482 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4483 that can't trap plus a constant integer, if the mode has zero size.
4485 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4488 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4490 ("*insv<mode>_reg_extimm"): Likewise.
4492 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4495 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4496 c_common_type_for_mode returns an unnamed type.
4498 2005-11-02 Richard Henderson <rth@redhat.com>
4502 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4503 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4504 * function.c (assign_parms): Use calls.internal_arg_pointer.
4505 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4507 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4508 (TARGET_CALLS): Add it.
4509 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4510 * targhooks.c (default_internal_arg_pointer): New.
4511 * targhooks.h (default_internal_arg_pointer): Declare.
4512 * tree.h (dwarf2out_reg_save_reg): Declare.
4513 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4514 * config/i386/i386.c (dbx_register_map): Add return column.
4515 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4516 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4517 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4518 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4519 (ix86_save_reg): Save force_align_arg_pointer.
4520 (ix86_emit_save_regs): Make regno unsigned.
4521 (ix86_emit_save_regs_using_mov): Likewise.
4522 (ix86_expand_prologue): Handle force_align_arg_pointer.
4523 (ix86_expand_epilogue): Likewise.
4524 * config/i386/i386.h: (dbx_register_map): Update.
4525 (dbx64_register_map, svr4_dbx_register_map): Update.
4526 (struct machine_function): Add force_align_arg_pointer.
4527 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4528 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4529 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4531 2005-11-02 Jan Hubicka <jh@suse.cz>
4534 * i386.md: Add peep2 for simplyfing array accesses.
4536 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4539 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4540 * config/s390/s390.c (s390_decompose_shift_count): New function.
4541 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4542 (print_shift_count_operand): Use s390_decompose_shift_count.
4543 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4544 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4546 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4549 * loop.c (loop_givs_rescan): Use force_operand to expand
4552 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4555 * fold-const.c (build_range_check): Use unsigned when signed
4556 overflow is undefined also. If etype is subtype, make sure that
4557 the subtraction is in the supertype.
4559 2005-11-02 Richard Henderson <rth@redhat.com>
4562 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4565 2005-11-01 Richard Henderson <rth@redhat.com>
4568 * loop.c (scan_loop): Do not propagate computations to a hard
4569 register destination with SMALL_REGISTER_CLASSES.
4571 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4573 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4574 costs for MULT inside PLUS or MINUS.
4576 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4578 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4579 (TRAMPOLINE_SIZE): Round up to 60.
4580 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4582 2005-10-31 James E. Wilson <wilson@specifix.com>
4585 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4586 ifdef. Put ifdefs around call in gen_subprogram_die.
4587 (compute_frame_pointer_to_cfa_displacement): Likewise.
4588 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4591 PR rtl-optimization/17356
4592 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4593 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4595 2005-10-31 Jan Hubicka <jh@suse.cz>
4598 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4601 * i386.c (legitimize_pic_address): Deal with large immediates.
4604 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4605 from symbol names while computing checkup.
4608 * predict.c (predict_loops): Do not estimate more than
4609 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4610 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4612 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4614 PR tree-optimization/19097
4615 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4617 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4619 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4621 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4624 * tree-inline.c (setup_one_parameter): If the init_stmt
4625 is NULL, don't insert the statement.
4627 2005-10-30 Jan Hubicka <jh@suse.cz>
4629 PR tree-optimization/24172
4630 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4632 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4634 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4635 constants for hosts with long != 32 bits.
4637 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4640 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4642 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4644 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4645 (TARGET_MS1_16_002): New.
4646 (TARGET_MS1_16_003): New.
4648 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4649 ("*decrement_and_branch_until_zero_no_clobber"): New.
4650 Add corresponding splitter for decrement_and_branch_until_zero
4652 Key all decrement_and_branch_until_zero patterns off of
4655 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4658 * tree-complex.c (extract_component): Treat RESULT_DECL
4659 like the rest of the decls.
4661 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4663 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4664 indirect call to _mcount if the function needs a static chain.
4666 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4667 Caroline Tice <ctice@apple.com>
4669 PR rtl-optimization/24460
4670 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4671 (dwarf2out_switch_text_section): Set it to true instead of
4672 incrementing separate_line_info_table_in_use.
4673 (output_loc_list): Additionally test have_switched_text_sections.
4674 (output_ranges): Likewise.
4675 (dwarf2out_finish): Likewise.
4676 * varasm.c (assemble_start_function): Do not call
4677 insert_section_boundary_note.
4678 (assemble_end_function): If flag_reorder_blocks_and_partition,
4679 switch to the function's section before emitting the .size directive.
4680 * bb-reorder.c (insert_section_boundary_note): Staticify.
4681 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4682 * output.h (insert_section_boundary_note): Delete.
4684 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4687 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4688 instead of pointer equality when comparing types.
4690 2005-10-24 James E. Wilson <wilson@specifix.com>
4692 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4693 add_dependence_list_and_free calls.
4695 2005-10-24 Steven Bosscher <stevenb@suse.de>
4697 * contrib.texi: Add the names of the LLNL folks who donated
4698 Cray pointer support for gfortran.
4700 2005-10-24 Steven Bosscher <stevenb@suse.de>
4702 PR tree-optimization/24225
4703 * profile.c (branch_prob): Look from end to start through a
4704 basic block when looking for a locus.
4706 2005-10-24 Richard Henderson <rth@redhat.com>
4708 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4710 (hppa_expand_prologue): Likewise.
4712 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4714 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4715 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4716 * pa.h (NO_PROFILE_COUNTERS): Define.
4717 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4718 (funcdef_nos): New vector to hold label numbers of deferred profile
4720 (output_deferred_profile_counters): New function.
4721 (hppa_profile_hook): Push label number onto funcdef_nos.
4722 (pa_hpux_file_end): Call output_deferred_profile_counters if
4723 NO_DEFERRED_PROFILE_COUNTERS is false.
4725 * pa-protos.h (get_deferred_plabel): New prototype.
4726 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4728 (output_call): Adjust calls.
4730 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4732 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4733 peculiarity of GOT/TOC section usage.
4735 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4738 * c-common.c (constant_string_class_name): Add documentation.
4740 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4743 * recog.c (peephole2_optimize): Increment peep2_current_count
4744 only when the slot is empty.
4746 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4749 * except.c (output_function_exception_table): Call
4750 assemble_external_libcall if we need a personality function.
4752 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4754 PR rtl-optimization/24460
4755 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4756 set the basic block for barriers.
4758 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4760 * var-tracking.c (vt_initialize): Initialize post.
4762 2005-10-21 Devang Patel <dpatel@apple.com>
4765 * c-common.c (vector_types_convertible_p): Check vector element type.
4767 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4769 * config/sh/sh.c (prepare_move_operands): Handle the address
4770 constant which is a tls symbolic address plus a constant.
4772 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4775 * gcc.c (main): Use the correct counter for erroring out
4776 about mulitple files.
4778 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4781 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4782 use r2 for 64-bit tls .got access.
4784 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4786 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4789 2005-10-20 Steven Bosscher <stevenb@suse.de>
4791 PR tree-optimization/24307
4792 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4794 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4797 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4799 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4800 is ready, stop marking functions, but still mark variables.
4802 2005-10-20 Richard Guenther <rguenther@suse.de>
4805 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4808 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4810 PR rtl-optimization/23585
4811 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4812 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4813 (may_trap_p_1): New predicate extracted from...
4814 (may_trap_p): ... here. Invoke may_trap_p_1.
4815 (may_trap_or_fault_p): New predicate.
4816 * rtl.h (may_trap_or_fault_p): Declare it.
4817 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4818 instead of may_trap_p.
4819 (steal_delay_list_from_fallthrough): Likewise.
4820 (fill_simple_delay_slots): Likewise.
4821 (fill_slots_from_thread): Likewise.
4822 * function.c (pad_to_arg_alignment): Rework comment about
4823 SPARC_STACK_BOUNDARY_HACK.
4824 * config/sparc/sparc.h: Likewise.
4826 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4828 * config/s390/s390.c (s390_expand_insv): New.
4829 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4830 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4831 ("icm_hi"): Remove mode attribute.
4832 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4834 ("*extracthi", "*extractqi"): Remove.
4835 (extv<mode>", "*extzv<mode>"): New.
4836 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4837 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4839 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4841 * cfgexpand.c (discover_nonconstant_array_refs_r,
4842 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4843 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4844 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4845 discover_nonconstant_array_refs.
4847 2005-10-19 Steven Bosscher <stevenb@suse.de>
4850 * c-decl.c (pop_scope): Don't warn about an unused variable
4851 if it is marked with TREE_NO_WARNING.
4852 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4853 somenow mismatch and olddecl is to be replaced.
4855 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4858 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4859 whether registers live on the edge can be saved/restored.
4861 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4863 * config/sh/sh.c (fixup_mova): Skip notes.
4865 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4867 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4868 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4869 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4870 (s390_initial_elimination_offset): Likewise.
4871 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4872 register on TARGET_ZARCH targets.
4873 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4874 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4875 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4876 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4878 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4880 * config/s390/s390.md: Comment describing output modifiers updated.
4881 * config/s390/s390.c (print_operand): Likewise.
4883 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4885 * config/s390/s390.c (override_options): Added check for -mstack-size
4887 * doc/invoke.texi: Mention that limit in the documenation.
4889 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4892 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4894 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4896 Fix PR tree-optimization/24231
4898 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4899 (compute_avail): Ditto.
4901 2005-10-18 Richard Henderson <rth@redhat.com>
4904 * config/i386/i386.c (legitimate_constant_p): Check
4905 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4907 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4908 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4909 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4911 (print_operand_address): Likewise.
4912 * config/i386/predicates.md (x86_64_immediate_operand): Test
4913 SYMBOL_REF_TLS_MODEL properly inside CONST.
4914 (x86_64_zext_immediate_operand): Likewise.
4915 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4916 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4917 * config/i386/i386-protos.h: Remove predicates.md entries.
4919 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4921 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4922 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4924 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4925 Ian Lance Taylor <ian@airs.com>
4928 * fold-const.c (fold_widened_comparison): Do not allow range based
4929 constant folding when right operand cannot be unwidened.
4931 2005-10-17 Richard Henderson <rth@redhat.com>
4933 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4934 with a memory clobber.
4936 2005-10-17 James E Wilson <wilson@specifix.com>
4938 PR rtl-optimization/17356
4939 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4940 checking for EDGE_EH.
4942 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4944 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4945 the slot on an even boundary for any type with 16-byte alignment.
4947 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4950 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4951 after register allocation.
4953 2005-10-17 DJ Delorie <dj@redhat.com>
4955 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4958 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4961 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4964 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4966 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4967 to 2 if it's already non-zero.
4968 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4969 is set and warn about it if flag_schedule_insns is 1.
4971 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4973 * config/crx/crx.md: Compare-and-branch instructions need to
4976 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4979 * config/i386/i386.md (*pushdi2_rex64 splitter)
4980 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4981 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4982 flow2 pass only when (optimize > 0 && flag_peephole2).
4984 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4987 * gcc.c (have_c): New static variable.
4989 (process_command): Remove declation of have_c.
4990 Set have_o to 1 when handling -o.
4991 (main): Add a fatel error if there are multiple
4992 files specified and -o and -c/-S is passed witout
4993 -combine or multiple languages.
4995 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4997 Fix PR tree-optimization/22444
4998 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4999 Assert that we don't hit something with subvars.
5000 (setup_pointers_and_addressables): Don't add things with subvars,
5001 because we'll already process the subvars for aliasing purposes.
5003 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5006 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5007 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5008 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5009 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5010 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5011 swapped, alternatives for the R constraint.
5014 * builtins.c (get_builtin_sync_mode): Make unlimited
5015 mode_for_size request.
5017 2005-10-15 Richard Henderson <rth@redhat.com>
5019 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5020 (gimplify_expr): ... here.
5021 (gimplify_compound_lval): Use it in initial scan loop. Allow
5022 fb_lvalue in base expression.
5024 2005-10-15 Richard Henderson <rth@redhat.com>
5027 * builtins.c (expand_builtin_trap): Export.
5028 * expr.h (expand_builtin_trap): Declare.
5029 * expr.c (expand_assignment): Emit a trap for integral offsets
5030 from registers that weren't reduced to bitpos.
5032 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5033 (mark_array_ref_addressable): Remove.
5034 * tree-flow.h (mark_array_ref_addressable): Remove.
5035 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5037 2005-10-15 James E Wilson <wilson@specifix.com>
5040 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5041 (add_dependence_list_and_free): Likewise.
5042 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5045 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5049 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5050 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5052 (vrp_visit_phi_node): Only prevent infinite iterations when
5053 the previous result and the new result are both VR_RANGEs.
5055 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5057 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5060 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5063 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5066 2005-10-14 Per Bothner <per@bothner.com>
5068 PR preprocessor/21250
5069 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5071 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5074 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5075 overflow flags. Refactor some conditionals.
5077 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5080 * tree-dfa.c (add_referenced_var): Only look at decls which
5081 have TREE_CONSTANT or TREE_READONLY set instead of if
5082 !TREE_PUBLIC or !TREE_CONSTANT.
5084 2005-10-13 James E Wilson <wilson@specifix.com>
5086 * doc/invoke.texi: For -x, add f95-cpp-input.
5087 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5089 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5091 PR tree-optimization/24262
5092 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5093 in loop all the time.
5095 2005-10-12 Richard Henderson <rth@redhat.com>
5098 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5099 * function.c (assign_parm_find_data_types): Don't support it.
5100 * print-tree.c (print_node): Likewise.
5101 * c-common.c (handle_transparent_union_attribute): Likewise.
5102 Use build_duplicate_type.
5103 * tree-inline.c (remap_type_1): Split out of remap_type;
5104 properly remap aggregate fields.
5105 (build_duplicate_type): New.
5106 * doc/extend.texi (Variable Attributes): Remove documentation
5107 for transparent_union.
5109 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5112 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5113 (gen_stack_pointer_dec): Likewise.
5115 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5119 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5121 (struct cxx): Add adjust_class_at_definition target hook.
5122 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5123 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5124 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5125 hook_void_tree. Add to TARGET_CXX.
5126 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5128 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5129 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5130 instead of attribute. Check for dllexport override. Warn if
5131 inconsistent dll linkage. Don't lose old dllimport if decl has
5132 had address referenced. Tweak lookup of dllimport atribute.
5133 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5134 for target specific rules. Don't add dllimport attribute if
5135 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5136 dllimport attribute.
5137 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5138 * varasm.c (initializer_constant_valid_p): Replace
5139 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5143 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5144 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5145 (i[34567]86-*-mingw32*): Likewise.
5147 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5148 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5150 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5151 C++-specific code. Change return value to bool.
5152 (i386_pe_dllimport_p): Likewise.
5153 (associated_type): Simplify and make language-independent
5154 (i386_pe_encode_section_info): Replace override of ambiguous
5155 dllimport symbol refs with a gcc_assert.
5156 (i386_pe_valid_dllimport_attribute_p): Define.
5157 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5158 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5159 i386_pe_adjust_class_at_definition.
5160 * config/i386/winnt-stubs.c: New file. Define stub versions of
5161 lang-specific functions.
5162 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5163 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5164 i386_pe_adjust_class_at_definition.
5165 (i386_pe_valid_dllimport_attribute_p): Declare.
5166 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5167 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5168 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5171 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5172 dllimport attribute with test of DECL_DLLIMPORT_P.
5174 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5176 * combine.c (make_extraction): Correct offset computation.
5178 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5180 * config/cris/t-linux (LIMITS_H_TEST): Define.
5182 2005-10-12 Richard Henderson <rth@redhat.com>
5185 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5187 2005-10-12 Richard Guenther <rguenther@suse.de>
5189 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5191 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5194 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5195 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5198 2005-10-12 Richard Guenther <rguenther@suse.de>
5201 * varasm.c (output_constant): Correct typo from previous
5204 2005-10-11 Ian Lance Taylor <ian@airs.com>
5206 PR rtl-optimization/13931
5207 * combine.c: Revert patch of 2003-05-14, and:
5208 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5209 completely killed in the appropriate insn.
5210 (distribute_notes): Don't skip multiple hard register test for
5211 elim_i1 and elim_i2.
5213 2005-10-11 Richard Henderson <rth@redhat.com>
5216 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5217 to initialize a transparent union instead of a nop_expr.
5219 2005-10-11 Richard Henderson <rth@redhat.com>
5221 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5222 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5223 (tree_ssa_dce_loop): Call scev_reset.
5226 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5227 * tree-ssa-dce.c: Include cfgloop.h.
5228 (tree_ssa_dce_loop, pass_dce_loop): New.
5229 * tree-pass.h (pass_dce_loop): Declare it.
5230 * passes.c (init_optimization_passes): Use it.
5232 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5235 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5236 Only apply the optimization for rounding builtins if the inner
5237 cast is also an extension.
5239 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5242 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5243 mark_new_vars_to_rename instead of update_stmt.
5245 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5247 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5249 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5251 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5252 for setting MMX register to 0 rather than mmx.
5254 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5257 * configure.ac: Move gas check from mips specific case to common case.
5258 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5259 * configure: Regenerate
5260 * doc/install.texi: Update.
5262 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5265 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5267 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5269 * gcc.c (do_spec_1): Accept numeric characters in file name
5272 2005-10-10 Nick Clifton <nickc@redhat.com>
5274 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5275 describing the deleted arm_gen_rotated_half_load function.
5277 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5279 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5282 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5284 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5286 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5287 (EXTRA_MULTILIB_PARTS): Define.
5288 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5289 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5290 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5291 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5292 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5293 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5295 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5297 PR tree-optimization/24226
5298 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5299 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5300 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5303 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5305 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5307 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5310 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5311 Rewrite for no need for the early clobber.
5313 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5315 Merge from csl-arm-branch:
5316 2005-09-07 Paul Brook <paul@codesourcery.com>
5317 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5320 2005-04-30 Paul Brook <paul@codesourcery.com>
5321 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5322 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5324 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5325 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5326 (arm_override_options): Use TARGET_AAPCS_BASED.
5327 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5328 (PTRDIFF_TYPE): Use int for AAPCS.
5329 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5330 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5331 (DEFAULT_SHORT_ENUMS): Delete.
5332 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5334 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5335 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5336 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5337 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5339 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5340 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5342 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5343 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5345 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5346 * config.gcc (arm*-*-linux-gnueabi): Add it.
5347 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5349 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5350 * config/arm/linux-eabi.h: New file.
5351 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5352 (LINUX_TARET_LINK_SPEC): Likewise.
5353 (LINK_SPEC): Use it.
5354 * config/arm/t-linux-eabi: New file.
5356 2005-10-08 Steven Bosscher <stevenb@suse.de>
5359 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5361 (PARAM_SMS_DFA_HISTORY): Likewise.
5363 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5366 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5367 (load_register_parameters): Call it.
5368 (check_sibcall_argument_overlap_1): Likewise.
5369 (store_one_arg): Likewise.
5371 2005-10-07 James E. Wilson <wilson@specifix.com>
5373 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5374 DImode not VECINT24 for operand 2.
5377 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5381 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5382 fr_spill): Use destination_operand for operand 0.
5384 2005-10-07 DJ Delorie <dj@redhat.com>
5386 * varasm.c (output_constant): Limit error to expanding
5389 2005-10-07 Richard Guenther <rguenther@suse.de>
5392 * fold-const.c (fold_binary): Fix operand types during folding
5393 of X op (A, Y). Evaluation order of the side-effects of
5394 X and A are frontend-defined, so ensure we honour that even for
5395 tcc_comparison class operands; eased by removing duplicate code.
5397 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5399 * stor-layout.c (layout_type): Do not allow alignment of array
5400 elements to be greater than their size.
5402 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5404 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5406 (hppa*-*-linux*): Ditto.
5407 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5408 * config/host-hpux.c: New.
5409 * config/x-hpux: New.
5410 * config/pa/x-hpux: Remove.
5411 * config/pa/x-linux: Remove.
5412 * config/pa/pa-host.c: Remove.
5414 2005-10-07 Jeff Law <law@redhat.com>
5416 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5417 determine whether or not to try and thread outgoing edges.
5419 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5421 * config/rs6000/rs6000.md (eqsi_power): New.
5422 (neg_eq0si): Add TARGET_POWER to final condition.
5425 2005-10-06 Richard Henderson <rth@redhat.com>
5427 * config/rs6000/rs6000.c: Revert last change.
5429 2005-10-06 Richard Henderson <rth@redhat.com>
5431 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5432 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5434 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5438 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5439 out return_label and naked_return_label.
5441 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5443 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5446 2005-10-06 Richard Henderson <rth@redhat.com>
5449 * tree-inline.c (declare_return_variable): Handle modify_dest not
5452 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5454 Fix PR tree-optimization/22488
5455 * tree-ssa-structalias.c (check_for_overlaps): New function.
5456 (create_variable_info_for): Use it.
5458 2005-10-06 Richard Henderson <rth@redhat.com>
5461 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5462 (dwarf2out_start_source_file): Print it.
5464 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5466 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5468 2005-10-06 Richard Henderson <rth@redhat.com>
5471 * mode-switching.c (optimize_mode_switching): Clear transp bit
5472 for block with incomming abnormal edges.
5474 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5475 (fpscr_set_from_mem): Use them.
5476 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5477 (fpscr postinc splitters): Rewrite as peephole2+split.
5479 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5481 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5482 (eq<mode>_compare): Same.
5484 2005-10-06 Richard Guenther <rguenther@suse.de>
5486 PR tree-optimization/24238
5487 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5489 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5491 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5492 here. Use AC_PATH_PROG for environment variables instead of
5494 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5496 * configure: Regenerated.
5498 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5501 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5502 then force it into a register.
5503 (call_value): Likewise.
5505 2005-10-06 Richard Henderson <rth@redhat.com>
5508 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5509 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5510 under pass_vectorize.
5512 2005-10-05 Devang Patel <dpatel@apple.com>
5515 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5516 handling constants. Check NAMESPACE_DECL context for constants.
5518 2005-10-05 Eric Christopher <echristo@apple.com>
5520 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5522 2005-10-05 Richard Henderson <rth@redhat.com>
5525 * tree-cfg.c (mark_array_ref_addressable_1): New.
5526 (mark_array_ref_addressable): New.
5527 * tree-flow.h (mark_array_ref_addressable): Declare.
5528 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5530 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5534 * reload.c (subst_reloads): When adding a REG_LABEL to a
5535 jump instruction, also update JUMP_LABEL.
5537 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5539 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5540 * bb-reorder.c (copy_bb_p): Use it.
5541 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5543 2005-10-05 Richard Henderson <rth@redhat.com>
5546 * toplev.c (process_options): Warn about unsupported combinations
5547 of unwind tables and omit-frame-pointer.
5548 * config/i386/i386.c (override_options): Similarly. Enable
5549 accumulate-outgoing-args if not explicitly disabled.
5551 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5553 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5554 Handle big endian vs. small endian.
5555 (vec_initv2sf): Handle big endian vs. small endian.
5556 (*vec_extractv2sf_1): Ditto.
5558 2005-10-05 Dale Johannesen <dalej@apple.com>
5560 * convert.c (convert_to_real): Don't convert
5561 (float)floor(double d) to floorf((float)d).
5563 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5565 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5567 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5569 PR tree-optimization/18587
5570 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5571 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5572 build_vuses): Change to VEC type.
5573 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5574 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5575 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5576 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5577 (get_name_decl): New. Return DECL_UID of base variable.
5578 (operand_build_cmp): New. qsort comparison routine.
5579 (operand_build_sort_virtual): New. Sort virtual build vector.
5580 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5581 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5582 (FINALIZE_BASE): Use get_name_decl.
5583 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5584 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5585 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5586 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5587 direct VEC_* manipulations.
5588 (build_ssa_operands): Call operand_build_sort_virtual.
5589 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5590 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5591 with direct VEC_* manipulations.
5592 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5593 with direct VEC manipulations.
5595 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5597 PR tree-optimization/21419
5598 PR tree-optimization/24146
5599 PR tree-optimization/24151
5601 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5602 (build_asm_expr): Call it if outputs are read-only.
5603 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5605 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5606 Paolo Bonzini <bonzini@gnu.org>
5610 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5611 enable the instructions and not just the built-ins.
5612 * doc/invoke.texi (x86 Options): Likewise.
5614 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5616 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5618 * doc/invoke.texi (Option Summary): Correct spelling
5619 of -mmacosx-version-min.
5621 2005-10-04 Devang Patel <dpatel@apple.com>
5623 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5626 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5628 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5629 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5631 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5633 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5634 ("TE","tg"): New mode attributes.
5635 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5636 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5637 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5638 dword_mode and one for GPRmode.
5640 2005-10-04 Ian Lance Taylor <ian@airs.com>
5642 PR preprocessor/13726
5643 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5644 any comments passed in.
5646 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5648 * tree.c (annotate_with_file_line): Fix typo.
5650 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5653 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5654 type used to access data in the inlined length == 1 case, use
5655 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5656 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5658 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5660 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5661 TARGET_SSE3 and only for TARGET_80387.
5662 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5663 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5664 Do not depend on TARGET_80387.
5666 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5668 * tree.c (last_annotated_node): Change type to location_t*.
5669 (annotate_with_file_line): Reflect the change of
5670 last_annotated_node type.
5672 2005-10-04 Richard Guenther <rguenther@suse.de>
5675 * c-decl.c (grokdeclarator): Don't write to fields
5678 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5681 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5683 * varasm.c (make_decl_rtl): If a register variable does not
5684 have a set user assmbler name, error out.
5685 Decode the asmspec is now name+1 bypassing '*'.
5687 2005-10-04 Steven Bosscher <stevenb@suse.de>
5689 PR tree-optimization/23049
5690 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5691 of a COND_EXPR is folded before calling fold on the whole rhs of a
5692 conditional assignment.
5693 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5694 document that a COND_EXPR may appear there.
5696 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5699 * tree-vrp.c (extract_range_from_assert): If the new numeric
5700 range created out of the assertion contradicts the existing
5701 numeric range of the ASSERT_EXPR variable, make the new range
5704 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5706 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5707 from T_REGS to FP register class.
5709 2005-10-03 Richard Henderson <rth@redhat.com>
5712 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5713 before creating a new one.
5715 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5717 * config/rs6000/t-aix43 (LDFLAGS): New.
5718 * config/rs6000/t-aix52 (LDFLAGS): New.
5720 2005-10-03 Ian Lance Taylor <ian@airs.com>
5722 * gimplify.c (find_single_pointer_decl_1): New static function.
5723 (find_single_pointer_decl): New static function.
5724 (internal_get_tmp_var): For a formal variable, set restrict base
5725 information if appropriate.
5726 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5728 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5729 (DECL_GET_RESTRICT_BASE): Define.
5730 (SET_DECL_RESTRICT_BASE): Define.
5731 (decl_restrict_base_lookup): Declare.
5732 (decl_restrict_base_insert): Declare.
5733 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5734 * tree.c (restrict_base_for_decl): New static variable.
5735 (init_ttree): Initialize restrict_base_for_decl.
5736 (copy_node_stat): Copy restrict base information.
5737 (decl_restrict_base_lookup): New function.
5738 (decl_restrict_base_insert): New function.
5739 (print_restrict_base_statistics): New static function.
5740 (dump_tree_statistics): Call print_restrict_base_statistics.
5742 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5745 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5746 case of anti-ranges.
5748 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5751 * c-typeck.c (tagged_tu_seen): Rename to ...
5752 (tagged_tu_seen_cache): this and add val field.
5753 (comptypes): Move functional to comptypes_internal
5754 and free tagged_tu_seen.
5755 (comptypes_internal): New function and call comptypes_internal
5756 instead of comptypes. Speed up by sibcalling
5757 tagged_types_tu_compatible_p.
5758 (alloc_tagged_tu_seen): New function
5759 (free_all_tagged_tu_seen_up_to): New function.
5760 (tagged_types_tu_compatible_p): Return the val of the seen two
5762 Add that the two types are the same to tagged_tu_seen_base
5763 if they are and call comptypes_internal instead of comptypes.
5764 <case UNION_TYPE>: Speed up common type where the fields are
5766 (function_types_compatible_p): Call comptypes_internal instead of
5768 (type_lists_compatible_p): Likewise.
5769 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5771 2005-10-02 Matthias Klose <doko@debian.org>
5773 * doc/invoke.texi: Fix typo and speling error.
5775 2005-10-01 Richard Henderson <rth@redhat.com>
5777 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5779 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5781 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5782 using --start-group and --end-group.
5784 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5786 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5787 FIXME note regarding quirky semantics.
5789 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5792 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5793 non-null range as a last resort.
5795 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5796 Diego Novillo <dnovillo@redhat.com>
5799 * tree-vrp.c (extract_range_from_assert): For !=
5800 assertions, only build an anti-range if LIMIT is a
5801 single-valued range.
5803 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5805 * arm.md (movqi): On thumb when optimizing, handle loading from
5806 memory by describing this as taking a subreg of a zero-extended load
5807 into an SImode register.
5810 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5812 * reload1.c (merge_assigned_reloads): Do not change any
5813 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5815 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5817 * Makefile.in (LIPO_FOR_TARGET): Define.
5818 (STRIP_FOR_TARGET): Define.
5820 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5821 before creating new ones. Do symlinks before creating the actual
5824 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5825 to work out which multilibs are actually being built.
5827 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5829 * tree-vect-transform.c, config/ms1/ms1.md,
5830 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5831 Follow spelling conventions.
5832 * doc/invoke.texi, doc/md.texi: Fix typos.
5834 2005-09-30 Andrew Macleod <amacleod@redat.com>
5836 PR tree-optimization/21430
5837 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5838 use operands, and set stmt pointer if need be.
5839 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5840 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5843 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5846 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5848 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5850 * optabs.c (expand_binop): Initialize first_pass_p.
5852 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5855 * c-decl.c (c_write_global_declarations_1): If any
5856 wrapup_global_declaration_2 call returned true, restart the loop.
5858 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5860 Fix PR tree-optimization/24117
5861 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5862 before considering whether to use anyoffset.
5864 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5868 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5870 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5872 (swap_commutative_operands_with_target): New.
5874 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5877 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5880 2005-09-29 Steven Bosscher <stevenb@suse.de>
5882 PR tree-optimization/23911
5883 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5884 and IMAGPART_EXPR too.
5886 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5889 * expmed.c (expand_shift): Move logic to reverse rotation
5890 direction when rotating by constants ...
5891 * optabs.c (expand_binop): ... here.
5892 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5893 (ix86_rotrdi3): New pattern.
5894 (rotldi3): Handle 32-bit mode.
5895 (ix86_rotldi3): New pattern.
5897 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5900 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5901 check for numbers that need no bit twiddle.
5903 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5905 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5906 multilib to be built.
5908 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5909 (stage1-start): Delete old libgcc and libunwind before moving
5910 anything into the stage directory.
5911 (stage2-start): Likewise.
5912 (stage3-start): Likewise.
5913 (stage4-start): Likewise.
5914 (stageprofile-start): Likewise.
5915 (stagefeedback-start): Likewise.
5916 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5917 header in tm_file and CPU-specific t-darwin in tmake_file.
5918 (i[34567]86-*-darwin*): Don't change tm_file.
5919 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5920 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5921 shared library stub for target OS version.
5922 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5923 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5924 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5925 (libgcc_s.%.dylib): New.
5927 (install-darwin-libgcc-stubs): New.
5928 (INSTALL_LIBGCC): New append.
5929 * config/i386/darwin-libgcc.10.4.ver: New.
5930 * config/i386/darwin-libgcc.10.5.ver: New.
5931 * config/i386/t-darwin: New.
5932 * config/rs6000/darwin-libgcc.10.4.ver: New.
5933 * config/rs6000/darwin-libgcc.10.5.ver: New.
5934 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5935 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5937 2005-09-28 Paul Brook <paul@codesourcery.com>
5939 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5942 2005-09-28 Richard Guenther <rguenther@suse.de>
5944 PR tree-optimization/23853
5945 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5946 host_integerp to verify misalignment value.
5948 2005-09-28 Richard Henderson <rth@redhat.com>
5950 * builtins.c (get_builtin_sync_mode): New.
5951 (expand_builtin_sync_operation): Pass in mode argument.
5952 (expand_builtin_compare_and_swap): Likewise.
5953 (expand_builtin_lock_test_and_set): Likewise.
5954 (expand_builtin_lock_release): Likewise.
5955 (expand_builtin): Update to match.
5957 2005-09-28 Nick Clifton <nickc@redhat.com>
5959 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5960 formatting. Add check to PLUS case to ensure that the offset is
5961 within an acceptable range.
5963 * config/v850/v850.md (casesi): Disable the generation of the
5964 switch pattern as it is not being handled properly at the moment.
5966 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5967 for when the high words are identical.
5969 2005-09-27 Richard Henderson <rth@redhat.com>
5971 * pretty-print.c (pp_base_format): Fix typo for %>.
5973 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5974 Devang Patel <dpatel@apple.com>
5976 PR tree-optimization/23625
5977 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5978 LABEL_EXPR, assertion check.
5980 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5982 * optabs.c (no_conflict_move_test): Check if a result of a
5983 to-be-moved insn would be clobbered by an originally
5986 2005-09-27 Jeff Law <law@redhat.com>
5988 * passes.c (init_optimization_passes): Replace copy propagation
5989 passes immediately after DOM with phi-only copy propagation
5990 pases. Add phi-only copy propagation pass after first DOM pass.
5991 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5992 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5993 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5994 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5995 to init_copy_prop. Callers updated.
5996 (do_phi_only_copy_prop): New function.
5997 (pass_phi_only_copy_prop): New pass descriptor.
5999 2005-09-27 Nick Clifton <nickc@redhat.com>
6001 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6003 2005-09-26 Jason Merrill <jason@redhat.com>
6006 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6008 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6010 2005-09-26 James E Wilson <wilson@specifix.com>
6012 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6013 copyright. Add gcc copyright plus libgcc exception.
6014 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6016 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6018 2005-09-26 Jeff Law <law@redhat.com>
6020 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6021 about when to iterate.
6023 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6026 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6027 for __complex__ double in -mcpu=G5 mode.
6029 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6031 PR tree-optimization/23942
6032 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6033 * tree-scalar-evolution.c: Include params.h.
6035 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6036 follow_ssa_edge_in_condition_phi_branch,
6037 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6038 Change return type to t_bool. Use a parameter to limit the size of
6039 trees that are walked before stopping
6040 (analyze_evolution_in_loop): Initialize the limit to 0.
6041 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6042 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6044 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6047 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6048 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6050 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6052 * combine.c (make_extraction): Check for valid use of subreg.
6054 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6057 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6058 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6059 ("fist<mode>2_with_temp"): Use only register operands.
6061 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6063 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6064 CALL_INSN_FUNCTION_USAGE.
6066 2005-09-26 Richard Guenther <rguenther@suse.de>
6069 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6070 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6071 (ldst_entry): Use the hashtable instead of list-walking.
6072 (find_rtx_in_ldst): Likewise.
6073 (free_ldst_entry): Free the hashtable.
6074 (compute_ld_motion_mems): Create the hashtable.
6075 (trim_ld_motion_mems): Remove entry from hashtable if
6076 removing it from list.
6077 (compute_store_table): Likewise^2.
6078 (store_motion): Free hashtable in case we did not see
6081 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6083 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6084 and arg1 if we are passing them to fold_build2.
6086 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6089 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6092 2005-09-25 Richard Henderson <rth@redhat.com>
6094 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6095 SYMBOL_REF_TLS_MODEL to be correct.
6097 2005-09-24 Richard Henderson <rth@redhat.com>
6099 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6100 end of function. Reindent.
6102 2005-09-24 Ian Lance Taylor <ian@airs.com>
6104 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6105 NEGATE_EXPR/BIT_NOT_EXPR case.
6107 2005-09-24 Richard Henderson <rth@redhat.com>
6109 * c-common.c (handle_mode_attribute): When not modifying in place,
6110 create subtypes for enumerations.
6111 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6112 * gimplify.c (create_tmp_from_val): Likewise.
6114 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6116 * config/i386/i386.md (*tls_global_dynamic_64,
6117 *tls_local_dynamic_base_64): Add missing mode to call.
6118 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6120 2005-09-24 Jan Hubicka <jh@suse.cz>
6122 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6123 (cgraph_clone_node): Likewise.
6124 * cgraph.h (cgraph_clone_edge): Update prototype.
6125 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6126 duplicated prototypes; add updating argument.
6127 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6128 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6130 (cgraph_mark_inline_edge): Likewise.
6131 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6132 (cgraph_flatten_node): Likewise.
6133 (cgraph_decide_recursive_inlining): Likewise.
6134 (cgraph_decide_inlining_of_small_function): Likewise.
6135 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6137 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6138 Pete Steinmetz <steinmtz@us.ibm.com>
6140 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6141 (rldic.): Set type to "compare".
6143 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6144 mfjmpr for MFCTR/MFLR.
6145 (movdf_hardfloat64): Same.
6146 (movdf_softfloat64): Same. Correct order of store and move types.
6147 (movti_string): Set type to store_ux/load_ux.
6148 (load_multiple): Set type to load_ux.
6149 (store_multiple): Set type to store_ux.
6150 (movmemsi): Set type to store_ux.
6151 (output_cbranch direct_return): Set type to jmpreg.
6152 (stmw): Set type to store_ux.
6153 (lmw): Set type to load_ux.
6154 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6155 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6156 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6157 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6158 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6159 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6160 (rios1-fpstore): Increase latency to 3.
6161 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6162 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6164 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6165 Andrew Pinski <pinskia@physics.uc.edu>
6167 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6168 operand2 constraint to "b".
6169 (sync_<fetchop_name>di_internal): Same.
6170 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6172 (sync_old_<fetchop_name>di_internal): Same.
6173 (sync_new_<fetchop_name>si_internal): Same.
6174 (sync_new_<fetchop_name>di_internal): Same.
6176 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6179 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6180 case, define as macros.
6182 PR rtl-optimization/23837
6183 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6184 clobber / clobber match between dest and p->first.
6186 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6187 (no_conflict_move_test): Update comments.
6189 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6191 * doc/install.texi: Update URL for Jacks.
6192 * doc/sourcebuild.texi: Likewise.
6194 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6197 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6198 registers when choosing register preferences.
6199 (movdf_hardfloat64): Same.
6201 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6203 * expmed.c (expand_shift): Don't use the target of the rotate as
6204 target for the first expanded shift insn.
6205 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6207 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6209 PR tree-optimization/22438
6210 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6211 preserved iv rhs rewriting specially.
6213 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6215 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6216 estimate_only is true.
6217 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6218 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6219 tree-ssa-structalias.c
6220 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6221 ref_contains_indirect_ref.
6222 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6224 2005-09-21 DJ Delorie <dj@redhat.com>
6226 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6228 (mn10300_return_in_memory): Support variable size types also.
6229 (mn10300_pass_by_reference): Likewise.
6230 (mn10300_function_value): New.
6231 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6232 (FUNCTION_OUTGOING_VALUE): Likewise.
6233 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6234 * doc/invoke.texi: Document it.
6236 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6239 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6240 force integer op1 into register for XFmode compares.
6242 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6245 * expmed.c (alg_code): Add alg_impossible.
6246 (alg_hash_entry): Add cost.
6247 (synth_mult): Record alg_impossible in the hash table if
6248 multiplication by a given integer is impossble within the
6249 limit. Speed up using alg_impossible.
6251 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6253 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6254 argument. Allow and set any offset if needs_anyoffset is passed
6256 (get_constraint_for): Add argument here too.
6258 (do_structure_copy): Pass NULL to get_constraint_for.
6259 (handle_ptr_arith): Ditto.
6260 (find_func_aliases): Ditto.
6262 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6264 PR rtl-optimization/23898
6265 * output.h (get_attr_min_length): Declare.
6266 * final.c (get_attr_length_1): New function, broken out of:
6268 (get_attr_min_length): New function.
6269 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6270 (duplicate_computed_gotos): Likewise.
6271 * genattr.c (insn_min_length): Generate declaration.
6272 * genattrtab.c (min_fn, min_attr_value): New functions.
6273 (make_length_attrs): Generate insn_min_length.
6275 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6277 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6279 2005-09-20 Richard Henderson <rth@redhat.com>
6281 PR tree-optimization/24059
6282 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6285 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6287 * c.opt (fextended-identifiers): New.
6288 * c-opts.c (c_common_handle_option): Handle
6289 -fextended-identifiers.
6290 * doc/cpp.texi: Update documentation of extended identifiers.
6291 * doc/cppopts.texi (-fextended-identifiers): Document.
6293 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6295 PR tree-optimization/23929
6296 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6299 PR tree-optimization/23818
6300 * tree-stdarg.c (execute_optimize_stdarg): Call
6301 calculate_dominance_info.
6303 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6305 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6306 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6307 (compute_overlap_steps_for_affine_1_2): Use
6308 get_number_of_iters_for_loop.
6309 (analyze_subscript_affine_affine): Check whether difference is
6311 Use get_number_of_iters_for_loop.
6312 Check whether overlap occurs outside of bounds.
6313 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6315 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6317 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6318 base register if possible.
6320 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6322 PR tree-optimization/18463
6323 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6324 converting it directly is not possible.
6325 (chrec_convert_aggressive): New function.
6326 * tree-chrec.h (chrec_convert_aggressive): Declare.
6327 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6328 Fold chrec conversions aggressively if asked to.
6329 (instantiate_parameters): Modified because of changes in
6330 instantiate_parameters_1.
6332 2005-09-19 Richard Henderson <rth@redhat.com>
6334 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6335 (reduc_splus_v2df): New.
6337 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6339 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6340 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6342 2005-09-19 Richard Henderson <rth@redhat.com>
6344 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6347 2005-09-19 Richard Henderson <rth@redhat.com>
6349 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6350 (ia64_expand_dot_prod_v8qi): New.
6351 * config/ia64/ia64-protos.h: Update.
6352 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6353 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6354 sdot_prodv8qi, sdot_prodv4hi): New.
6355 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6357 2005-09-19 Richard Henderson <rth@redhat.com>
6360 * real.c (exact_real_truncate): Return false if the format cannot
6361 represent the number as a normal.
6363 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6364 for a memory source.
6366 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6368 * tree-ssa-operands.c (swap_tree_operands): Export.
6369 * tree.h (swap_tree_operands): Declare.
6370 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6371 Call swap_tree_operands.
6373 2005-09-19 Richard Henderson <rth@redhat.com>
6375 * tree-flow.h (merge_alias_info): Declare.
6376 * tree-ssa-copy.c (merge_alias_info): Export.
6377 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6378 (vect_create_data_ref_ptr): Use create_iv directly.
6379 (vectorizable_load): Use correct types for integer constants.
6380 (vect_generate_tmps_on_preheader): Likewise.
6381 (vect_gen_niters_for_prolog_loop): Likewise.
6383 2005-09-19 Steven Bosscher <stevenb@suse.de>
6385 PR rtl-optimization/23943
6386 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6388 2005-09-18 Jan Hubicka <jh@suse.cz>
6390 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6392 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6394 * varasm.c (output_constant): Do not abort on conversions to union
6395 types between different sizes.
6397 2005-09-18 Richard Guenther <rguenther@suse.de>
6400 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6403 2005-09-18 Paul Brook <paul@codesourcery.com>
6405 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6407 2005-09-17 Richard Henderson <rth@redhat.com>
6409 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6410 * tree-ssa-loop.c (pass_vect_dce): Remove.
6411 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6414 2005-09-17 Richard Henderson <rth@redhat.com>
6416 * tree-pass.h (pass_vect_dce): Declare.
6417 * passes.c (init_optimization_passes): Add it.
6418 * tree-flow.h (tree_ssa_dce): Declare.
6419 * tree-ssa-dce.c (tree_ssa_dce): Export.
6420 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6421 (gate_tree_vectorize): ... here.
6422 (pass_vect_dce): New.
6424 2005-09-17 Jan Hubicka <jh@suse.cz>
6426 * except.c (struct eh_status): Turn region_array into vec.
6427 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6428 convert_from_eh_region_ranges, find_exception_handler_labels,
6429 current_function_has_exception_handlers, assign_filter_values,
6430 build_post_landing_pads, dw2_build_landing_pads,
6431 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6432 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6433 foreach_reachable_handler, can_throw_internal_1,
6434 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6436 (duplicate_eh_region_1): Update region_array.
6437 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6439 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6442 * expmed.c (expand_mult): Substitute simple register for op0 when
6445 2005-09-17 Richard Henderson <rth@redhat.com>
6447 * expr.c (emit_move_via_integer): Add force argument, pass it on
6448 to emit_move_change_mode. Update callers.
6449 (emit_move_complex): Pass true to new force argument.
6450 * function.c (expand_function_end): Move expand_eh_return call
6451 earlier. Merge sub-word complex values into a pseudo before
6452 copying to the return hard register.
6454 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6456 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6457 between different sizes.
6459 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6463 * passes.c (init_optimization_passes): Register dump files for
6466 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6468 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6469 * config/s390/s390.c (s390_overlap_p): New function.
6470 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6471 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6474 2005-09-16 Richard Guenther <rguenther@suse.de>
6476 * ipa-pure-const.c (static_execute): Free auxiliar information.
6477 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6478 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6480 2005-09-15 DJ Delorie <dj@redhat.com>
6482 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6484 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6486 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6488 (swap_commutative_operands_with_target): New.
6490 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6492 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6495 (estimate_iters_using_array): New function.
6496 * tree-data-ref.h (estimate_iters_using_array): Prototype
6497 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6498 Use estimate_iters_using_array instead of analyze_array.
6500 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6502 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6505 2005-09-15 Michael Matz <matz@suse.de>
6507 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6509 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6511 PR tree-optimization/23835
6512 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6513 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6515 2005-09-14 Richard Henderson <rth@redhat.com>
6517 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6518 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6520 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6522 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6523 in the ARRAY_TYPE case.
6525 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6527 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6529 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6532 * tree-vect-transform.c (vectorizable_operation): Return false for
6533 scalar shift operations and for vector shift operations with
6534 non-invariant shift arguments. Use scalar tree operand op1 as
6535 a shift operand when vector shift insn pattern uses scalar shift
6537 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6539 2005-09-14 Olivier Hainque <hainque@adacore.com>
6541 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6542 value if it has side-effects.
6544 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6547 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6549 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6551 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6552 passed as NAME as if it were label at start of function code.
6554 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6556 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6559 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6561 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6562 as early clobber. Rewrite so the PIC register is not implicitly used.
6564 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6566 * tree.c (annotate_with_file_line): Compare line numbers before
6569 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6572 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6573 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6575 2005-09-13 Ian Lance Taylor <ian@airs.com>
6577 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6578 than a HOST_WIDEST_INT to gen_doloop_begin.
6580 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6582 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6584 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6586 PR tree-optimize/23817
6587 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6589 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6592 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6593 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6594 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6595 (restore_stack_nonlocal): Likewise.
6596 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6598 2005-09-12 Ian Lance Taylor <ian@airs.com>
6601 * c.opt (ffriend-injection): New C++ option.
6602 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6603 (C++ Dialect Options): Document -ffriend-injection.
6605 2005-09-12 Josh Conner <jconner@apple.com>
6608 * ipa-reference.c (static_execute): Don't mark variables in
6609 named sections TREE_READONLY.
6611 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6613 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6616 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6618 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6619 V_MUST_DEF instead of just the first_use_p.
6620 Don't mark the virtual variables for renaming on the statement which
6622 (pass_dse): Remove TODO_update_ssa.
6624 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6627 * stor-layout.c (compute_record_mode): For records with a single
6628 field, actually check the field's mode size against the type size.
6630 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6631 registers for TARGET_SHMEDIA.
6632 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6633 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6634 of GENERAL_REGS and FP_REGS.
6636 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6638 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6640 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6642 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6643 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6644 are omitted. Exclude stack_tie insn too.
6646 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6648 PR rtl-optimization/23098
6649 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6651 * config/rs6000/rs6000.md (movdf splitter): Use
6652 const_double_operand predicate for TARGET_POWERPC64.
6653 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6654 SYMBOL_REF method to ABI_V4.
6656 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6657 replace_equiv_address.
6658 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6659 rs6000_sr_alias_set and MEM_NOTRAP.
6660 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6662 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6664 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6665 handle CALL_EXPR again.
6667 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6669 * arm/predicates.md (alignable_memory_operand): Delete.
6671 2005-09-10 Richard Henderson <rth@redhat.com>
6674 * dbxout.c (dbxout_expand_expr): New.
6675 (dbxout_symbol): Use it.
6677 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6679 * arm.c (arm_gen_rotated_half_load): Delete.
6680 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6681 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6682 (thumb_set_return_address): Likewise.
6683 (thumb_load_double_from_address): Use adjust_address.
6684 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6685 (extendhsisi2_mem, movhi_bytes): Use change_address.
6686 (movhi): Use widen_memory_access.
6687 (reload_out_df): Use replace_equiv_address.
6688 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6690 2005-09-09 Richard Henderson <rth@redhat.com>
6693 * dbxout.c: Include expr.h.
6694 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6695 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6696 * Makefile.in (dbxout.o): Add EXPR_H.
6698 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6700 PR tree-optimization/23509
6701 * tree-cfg.c (replace_uses_by): Use replace_exp.
6702 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6703 pointers have name_mem_tag or type_mem_tag set.
6705 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6707 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6708 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6709 of wrongly accessing operands.
6711 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6713 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6714 * tree-chrec.c: Include tree-scalar-evolution.h.
6715 (chrec_convert): Instantiate the base and step before calling
6716 scev_probably_wraps_p that would fail on parametric evolutions.
6717 Collect all the fails into a single section failed_to_convert,
6718 print a diagnostic, and return chrec_dont_know instead of calling
6720 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6721 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6723 (scev_const_prop): Don't replace the definition of a loop closed ssa
6724 phi node by itself, or by another loop closed ssa phi node.
6725 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6726 that base and step are defined.
6728 2005-09-09 Richard Guenther <rguenther@suse.de>
6731 * fold-const.c (fold_ternary): Check truth_value_p before
6732 calling invert_truthvalue.
6734 2005-09-09 Nick Clifton <nickc@redhat.com>
6736 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6737 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6738 dimension of these arrays.
6739 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6741 * longlong.h: Only provide a prototype for the __clz_tab[] array
6742 if this header has not been included from libgcc2.h.
6743 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6745 Provide prototypes for exported functions.
6746 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6749 2005-09-08 Josh Conner <jconner@apple.com>
6753 * expr.c (expand_expr_addr_expr_1): Don't invoke
6754 expand_simple_binop for EXPAND_INITIALIZER.
6756 2005-09-08 Richard Henderson <rth@redhat.com>
6759 * toplev.c (wrapup_global_declaration_1): Split out ...
6760 (wrapup_global_declaration_2): ... from ...
6761 (wrapup_global_declarations): ... here. Return bool.
6762 (check_global_declaration_1): Split out ...
6763 (check_global_declarations): from here.
6764 (emit_debug_global_declarations): New.
6765 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6766 check_global_declaration_1, emit_debug_global_declarations): Declare.
6767 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6768 of decls. Call wrapup_global_declaration_1,
6769 wrapup_global_declaration_2, check_global_declaration_1 directly.
6770 (c_write_global_declarations_2): New.
6772 (c_write_global_declarations): Call c_write_global_declarations_2.
6773 * langhooks.c (write_global_declarations): Call
6774 emit_debug_global_declarations.
6776 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6777 remove decls that have DECL_RTL_SET_P.
6778 * passes.c (rest_of_decl_compilation): Invoke
6779 cgraph_varpool_finalize_decl for all but functions.
6781 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6783 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6784 the result of a conversion if the new min and max cannot be compared.
6786 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6788 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6789 (override_options): Setting s390_sr_alias_set removed.
6790 (save_fpr, save_gprs): Set alias set to vararg or frame.
6791 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6792 s390_sr_alias_set with get_frame_alias_set ().
6793 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6794 get_varargs_alias_set ().
6796 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6800 * c-parser.c (c_parser_objc_method_definition): If the next
6801 token is not "{", error out and don't start the function.
6803 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6805 * tree-vrp.c (extract_range_from_expr): Move the check for non
6806 nullness after the check for gimple invariant.
6808 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6810 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6812 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6815 * config/m32r.md (movmemsi_internal): Canonicalize order of
6816 operands in PLUS component of template.
6818 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6820 * reload1.c (fixup_eh_region_note): Remove assertion.
6821 (fixup_abnormal_edges): Reverted removal of call to
6822 find_many_sub_basic_blocks made on 2005-08-31.
6824 2005-09-07 Richard Henderson <rth@redhat.com>
6826 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6827 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6828 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6829 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6830 rearrange for better packing.
6831 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6832 (lookup_cfa_1): Remove inline marker.
6833 (cfa_equal_p): Split out of ...
6834 (def_cfa_1): ... here. Use INVALID_REGNUM.
6835 (build_cfa_loc): Handle !cfa->indirect.
6836 (frame_pointer_cfa_offset): New.
6837 (dbx_reg_number): Assert register elimination performed; do
6838 leaf register remapping.
6839 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6840 (eliminate_reg_to_offset): New.
6841 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6842 for verifiably local stack frame addresses; re-base to CFA.
6843 (mem_loc_descriptor): Remove can_use_fbreg argument.
6844 (concat_loc_descriptor, loc_descriptor): Likewise.
6845 (containing_function_has_frame_base): Remove.
6846 (rtl_for_decl_location): Don't do register elimination or
6847 leaf register remapping here.
6848 (secname_for_decl): Split out from ..
6849 (add_location_or_const_value_attribute): ... here.
6850 (convert_cfa_to_loc_list): New.
6851 (compute_frame_pointer_to_cfa_displacement): New.
6852 (gen_subprogram_die): Use them.
6853 * tree.h (frame_base_decl): Remove.
6854 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6855 (prologue_stack_adjust): Remove.
6856 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6857 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6858 (set_frame_base_location): Remove.
6859 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6860 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6861 (vt_add_function_parameters): Don't eliminate_regs.
6862 (vt_initialize): Don't create frame_base_decl.
6864 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6866 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6867 version of GNU binutils for 4.x and later.
6869 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6871 * ggc-page.c (ggc_push_context): Remove.
6872 (ggc_pop_context): Likewise.
6873 * ggc.h (ggc_push_context): Remove.
6874 (ggc_pop_context): Likewise.
6876 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6879 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6880 returning from an interrupt handler.
6882 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6885 * config/arc/arc.c (output_shift): Add check for loop count when
6888 2005-09-06 Steven Bosscher <stevenb@suse.de>
6890 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6892 (abs_replacement): Likewise.
6893 (pass_phiopt): Remove TODO_update_ssa.
6895 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6898 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6899 if "return with no value, in function returning non-void" warning
6901 * tree-cfg.c (execute_warn_function_return): Don't look at
6902 RETURN_EXPRs with TREE_NO_WARNING set.
6905 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6906 for internal functions doesn't use registers used by global registers
6907 variables. Use fewer register parameters if there are global register
6910 2005-09-06 Olivier Hainque <hainque@adacore.com>
6911 Eric Botcazou <ebotcazou@adacore.com>
6914 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6915 when we would be extracting outside its bit span (bitpos+bitsize
6916 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6917 Ada unchecked conversions.
6919 2005-09-06 Steven Bosscher <stevenb@suse.de>
6921 * tree-ssa-pre.c (try_look_through_load): New function.
6922 (compute_avail): Use it to try to look through loads for some
6923 more useful expressions.
6925 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6927 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6928 condition for detecting cases like (a&a) and (a^a).
6930 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6932 * common.opt: Add option ftree-vect-loop-version.
6933 * params.def: Add --param vect-max-version-checks.
6934 * doc/invoke.texi: Document ftree-vect-loop-version and
6935 --param vect-max-version-checks.
6936 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6937 may_misalign_stmts and defines for accessors.
6938 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6939 LOOP_VINFO_MAY_MISALIGN_STMTS.
6940 (destroy_loop_vec_info): VEC_free for
6941 LOOP_VINFO_MAY_MISALIGN_STMTS.
6942 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6943 Update documentation.
6944 (vect_update_misalignment_for_peel): New.
6945 (vect_enhance_data_refs_alignment): Update to choose loop
6946 peeling or loop versioning if appropriate for the (potentially)
6947 unaligned data references in the loop.
6948 (vect_analyze_data_refs_alignment): Remove call to
6949 vect_enhance_data_refs_alignment so the checks can be done
6951 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6952 and move up call to vect_analyze_data_refs_alignment.
6953 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6954 (vect_transform_loop): Add call to loop_version.
6956 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6958 PR rtl-optimization/23098
6959 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6960 * simplify-rtx.c (constant_pool_reference_p): New function.
6961 * rtl.h (constant_pool_reference_p): New prototype.
6962 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6963 constant_pool_reference_p in condition and
6964 avoid_constant_pool_reference in preparation statements.
6966 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6968 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6969 STRICT_LOW_PART SETs.
6971 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6974 * except.c (sjlj_emit_function_enter): Find the function begin
6975 note even when it's not in first basic block.
6977 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6979 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6980 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6981 * aclocal.m4: Regenerate.
6983 2005-09-05 DJ Delorie <dj@redhat.com>
6985 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6988 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6990 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6991 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6992 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6993 Follow spelling conventions.
6994 * doc/invoke.texi: Follow spelling conventions.
6996 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6998 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6999 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7000 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7002 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7005 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7006 (output_stack_adjust): Use gen_tmp_stack_mem.
7007 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7008 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7009 (sh_get_pr_initial_val): Likewise.
7010 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7011 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7012 * sh.md (divsi_inv_m0): Use gen_const_mem.
7013 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7014 (movdf_i4+1): Use gen_tmp_stack_mem.
7015 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7016 (fpu_switch+2): Likewise.
7017 (movv4sf_i, movv16sf_i): Use adjust_address.
7018 (symGOT_load): Set MEM_NOTRAP_P bit.
7020 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7023 * pa.c (emit_move_sequence): Fix typo in last change.
7025 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7027 PR rtl-optimization/23454
7028 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7031 2005-09-03 Richard Henderson <rth@redhat.com>
7032 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7035 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7038 2005-09-02 Nicolas Pitre <nico@cam.org>
7040 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7041 to bit_count to 32 bits.
7043 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7046 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7047 generating synthetic loads from volatile lvalues.
7049 005-09-02 Nick Clifton <nickc@redhat.com>
7051 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7052 __ctzhi2, __clzhi2): New functions.
7054 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7057 * tree-nested.c (struct var_map_elt): Mark with GTY.
7058 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7060 (lookup_field_for_decl): Allocate new element in GC memory.
7061 (lookup_tramp_for_decl): Likewise.
7062 (convert_nl_goto_reference): Likewise
7063 (create_nesting_tree): Allocate info in GC memory. Likewise for
7065 (free_nesting_tree): Free with ggc_free instead of free.
7066 (root): New static variable.
7067 (lower_nested_functions): Remove root as local variable. And zero out
7068 root at the end of the function.
7070 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7072 PR rtl-optimization/20365
7073 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7074 to short. New member ix.
7075 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7076 (simplify_plus_minus): Initialize ix members before calling qsort.
7078 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7080 PR tree-optimization/23626
7081 * tree-cfg.c (replace_uses_by): Clean up eh info.
7083 2005-09-01 DJ Delorie <dj@redhat.com>
7085 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7088 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7090 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7091 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7094 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7096 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7097 do not issue warning for a variable definition following
7100 2005-09-01 Richard Henderson <rth@redhat.com>
7103 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7104 conversion to CONST_VECTOR.
7106 2005-09-01 Richard Henderson <rth@redhat.com>
7109 * reload1.c (reload_as_needed): Check !CALL_P before calling
7110 fixup_eh_region_note.
7111 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7113 2005-09-01 DJ Delorie <dj@redhat.com>
7115 * varasm.c (output_constant): Let the target resolve
7116 conversions of addresses to non-default pointer sizes.
7118 2005-09-01 Nicolas Pitre <nico@cam.org>
7120 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7121 to alow matching ARM pre-indexed addressing mode.
7122 (arm_override_options): Remove now irrelevant comment.
7124 2005-09-01 Phil Edwards <phil@codesourcery.com>
7126 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7127 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7128 * config/i386/vxworks.h: Likewise.
7129 * config/i386/t-vxworksae: New file, for VxWorks AE.
7130 * config/i386/vxworksae.h: Likewise.
7132 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7134 PR tree-optimization/23410
7135 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7136 sequence is not wrapping during the first step.
7138 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7141 * dwarf2out.c (base_type_die): Compare char_type_node with
7142 TYPE_MAIN_VARIANT (type), not type.
7144 2005-09-01 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/15366
7147 * common.opt: Add -finline-functions-called-once.
7148 Put -fearly-inlining in alphabetically ordered place.
7149 * doc/invoke.texi: Document new option.
7150 * ipa-inline.c (cgraph_decide_inlining): Honour
7151 flag_inline_functions_called_once.
7153 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7155 PR rtl-optimization/23478
7156 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7157 (alloc_qty): Initialize it.
7158 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7159 (combine_regs): Combine also n_throwing_calls_crossed fields.
7160 (find_free_reg): Don't attempt to caller-save pseudos crossing
7161 calls that might throw.
7162 * global.c (struct allocno): Add throwing_calls_crossed field.
7163 (global_alloc): Revert 2005-08-22 change. Initialize
7164 throwing_calls_crossed.
7165 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7168 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7171 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7172 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7173 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7174 (and64_2_operand): Tweak to use predicate.
7175 (and_operand): Adjust for mask_operand changes.
7176 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7177 (print_operand): Likewise.
7178 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7179 (mask64_1or2_operand): Delete.
7180 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7181 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7182 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7183 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7184 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7185 (rotldi3_internal4): Likewise.
7186 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7187 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7188 (ashldi3_internal7): Likewise.
7189 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7190 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7191 (anddi3 split): Don't match mask64_operand.
7192 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7193 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7194 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7195 't' splitter predicate.
7196 (movdi_internal64 + 2): Revert 2005-06-11 change.
7198 2005-08-31 DJ Delorie <dj@redhat.com>
7200 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7201 (m32c_asm_integer): Add support for 32 bit pointers.
7203 2005-08-31 Richard Henderson <rth@redhat.com>
7205 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7206 component-like references for setting MEM_NOTRAP_P.
7208 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7209 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7211 2005-08-31 Richard Henderson <rth@redhat.com>
7213 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7214 into a pseudo before applying gen_lowpart.
7216 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7218 * doc/install.texi (Specific): Update cctools version required
7219 for full functionality.
7220 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7221 linkers as -macosx_version_min.
7223 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7226 * sh.c (print_operand, %R and %S): Add handling of floating point
7227 registers, memory, constants and invalid operands.
7229 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7231 * ipa-pure-const.c: Change dump name.
7233 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7236 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7237 to "reg_or_0_operand".
7238 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7240 2005-08-31 Dale Johannesen <dalej@apple.com>
7242 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7243 loops that count down.
7245 2005-08-31 Richard Henderson <rth@redhat.com>
7248 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7249 (fixup_eh_region_note): New.
7250 (reload_as_needed): Call it.
7251 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7252 don't call find_many_sub_basic_blocks; call verify_flow_info.
7253 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7254 (keep_stack_depressed): Likewise.
7255 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7257 2005-08-31 Richard Henderson <rth@redhat.com>
7259 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7262 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7264 * expr.c (expand_expr_real_1): Compare size of address
7265 mode to target's address mode size in deciding expansion of
7266 the constant address.
7268 2005-08-31 Richard Guenther <rguenther@suse.de>
7271 * expr.c (all_zeros_p): New function.
7272 (expand_expr_real_1): Handle the case of an all-zero
7273 non-addressable constructor separately.
7275 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7277 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7278 arguments, adjust all callers.
7279 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7281 2005-08-30 Richard Henderson <rth@redhat.com>
7284 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7285 whenever the mode sizes match.
7287 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7289 * calls.c (load_register_parameters): Fix comment typo.
7290 * expr.c (emit_push_insn): Comment formatting.
7292 2005-08-30 Ian Lance Taylor <ian@airs.com>
7294 * config/i386/x-cygwin (host-cygwin): Change dependency from
7295 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7297 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7299 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7302 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7305 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7306 call to ggc_collect.
7308 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7311 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7312 beginning. Remove $(INCLUDES) from all the rules, if following
7313 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7315 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7318 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7319 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7320 not constant, but maxlen is, don't set len to maxlen, rather
7321 set maxlen to len if len is a constant.
7323 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7325 PR tree-optimization/23475
7326 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7329 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7331 Fix PR middle-end/22455
7333 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7334 Checksum only the parts of the tree that exist for the tree code.
7336 2005-08-28 Dale Johannesen <dalej@apple.com>
7338 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7340 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7342 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7344 2005-08-28 Richard Henderson <rth@redhat.com>
7346 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7347 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7350 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7353 * builtins.c (get_memory_rtx): Don't strip nops
7354 in between COMPONENT_REFs.
7356 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7359 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7361 (gimplify_modify_expr): Check for zero sized types and gimplify the
7362 rhs and lhs as statements.
7364 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7367 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7368 state for return address column of signal frames.
7370 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7373 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7374 bytes >= 2 not bytes == 2.
7375 (expand_block_move): Same.
7377 2005-08-27 Richard Guenther <rguenther@suse.de>
7380 * config/i386/sse.md (sse2_movsd): Add missing closing
7383 2005-08-27 Paul Brook <paul@codesourcery.com>
7385 * genrecog.c (enum decision_type): Add DT_num_insns.
7386 (struct decision_test): Add u.num_insns.
7387 (add_to_sequence): Add DT_num_insns test.
7388 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7389 (write_cond, debug_decision_2): Ditto.
7390 (change_state): Assume peep2_next_insn never fails.
7391 Remove "afterward" argument.
7392 (write afterward, write_tree): Update to match.
7393 * recog.c (peep2_current_count): New variable.
7394 (peep2_next_insn): Check it.
7395 (peephole2_optimize): Set peep2_current_count.
7396 * recog.h (peep2_current_count): Declare.
7398 2005-08-26 Josh Conner <jconner@apple.com>
7401 * ipa-pure-const.c (check_tree): Check for volatile-ness
7402 when considering a dereference.
7404 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7406 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7408 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7410 PR rtl-optimization/23561
7411 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7412 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7413 at most LEN bytes long memory fits into the field.
7414 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7415 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7416 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7418 2005-08-26 Richard Henderson <rth@redhat.com>
7421 * loop.c (biased_biv_may_wrap_p): New.
7422 (maybe_eliminate_biv_1): Use it to suppress non-equality
7423 comparison transformations. Delete disabled code.
7425 2005-08-26 Ian Lance Taylor <ian@airs.com>
7427 * combine.c (make_extraction): Avoid reference outside object.
7429 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7431 * stor-layout.c (finalize_type_size): Restore behaviour for
7432 non-aggregate types to the status quo ante of the patch for
7433 pr 23467. Document why it matters.
7435 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7438 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7439 array by one element, initialize the BT_LAST element with NULL.
7441 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7443 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7444 optimizing for size.
7446 (compare_plus_eqsi): Same.
7447 (plus_eqsi_compare): Same.
7448 (neg_eq0<mode>): Same.
7449 (neg_eq<mode>): Same.
7451 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7454 2005-08-26 Nick Clifton <nickc@redhat.com>
7456 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7457 TARGET_EP is not defined.
7458 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7459 TARGET_EP is enabled.
7460 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7461 * config/v850/v850.md (save_all_interrupt): Only use the EP
7462 register if TARGET_EP is defined.
7463 (restore_all_interrupt): Likewise.
7464 * config/v850/lib1funcs.asm: Update functions so that the EP
7465 register is only used if __EP__ is defined.
7467 2005-08-26 David Ung <davidu@mips.com>
7469 * config/mips/mips.c (mips_expand_prologue): Handle case when
7470 generating for MIPS16 and the outgoing argument area is more than
7471 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7474 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7476 * config/crx/crx.md: Make doloop_end pattern usage controllable
7477 via mloop-nesting=<max-nesting> command line switch. Make sure
7478 the combiner cannot use doloop_end_<mode> in an illegal way.
7479 * config/crx/crx.c: Use regs up to r6 for argument passing.
7480 Refine crx_address_cost (non cst4 displacements are expensive).
7481 * config/crx/crx.opt: Add switch for mloop-nesting=.
7483 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7485 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7486 (UNSPEC_MVST): New constant.
7488 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7490 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7491 Reject operands containing eliminable registers.
7492 * testsuite/gcc.dg/20050825-1.c: New testcase.
7494 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7495 Jan Hubicka <jh@suse.cz>
7497 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7499 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7501 PR tree-optimization/23546
7502 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7505 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7507 * params.def (PARAM_MIN_SPEC_PROB): New.
7508 * sched-rgn.c (MIN_PROBABILITY): Delete.
7509 (compute_trg_info): Convert to PARAM_VALUE.
7510 * doc/invoke.texi (param): Document min-spec-prob.
7512 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7514 * config/darwin.h: define __PIC__
7515 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7516 TARGET_OS_CPP_BUILTINS macro.
7518 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7520 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7523 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7525 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7527 * cfghooks.c (duplicate_block): Added position where to place
7528 new block as argument.
7529 * cfghooks.h (duplicate_block): Declaration changed.
7530 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7532 * cfglayout.h (copy_bbs): Declaration changed.
7533 * cfgloop.h (loop_version): Declaration changed.
7534 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7535 position to copy_bbs.
7536 (loop_version): Pass position to duplicate_loop_to_header_edge.
7537 Add place_after argument and position new blocks according to
7539 * modulo-sched.c (sms_schedule): Pass place_after argument
7541 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7542 * tree-cfg.c (split_edge_bb_loc): New function.
7543 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7544 to determine position of new blocks.
7545 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7547 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7548 argument to duplicate_block.
7549 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7550 Pass position to copy_bbs.
7552 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7554 * fold-const.c (ptr_difference_const): Use
7555 cst_and_fits_in_hwi instead of host_integerp.
7557 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7559 * config/darwin.c (gen_pic_offset): New.
7560 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7563 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7565 PR tree-optimization/23486
7566 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7568 2005-08-23 Phil Edwards <phil@codesourcery.com>
7570 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7571 remove use_collect2.
7572 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7574 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7575 configuration files to override the default value.
7577 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7578 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7579 * config/vx-common.h: New file, split out from...
7580 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7581 * config/vxworksae.h: New file, for VxWorks AE.
7582 * config/vxworks.opt: New file.
7583 * config/vxlib.c: Update for VxWorks 6.
7585 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7586 other MULTILIB_* variables appropriately.
7587 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7588 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7589 * config/rs6000/vxworks.h: Update for VxWorks 6.
7590 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7592 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7595 * config/darwin.c (machopic_select_section): Remove the hack to
7596 mark "::operator new" and "::operator delete" for coalescing
7597 even though they are not weak.
7599 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7601 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7602 * configure: Regenerate.
7604 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7607 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7609 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7610 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7613 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7615 * config/rs6000/predicates.md (equality_operator): New.
7616 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7617 comparison with a large constant.
7619 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7621 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7623 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7625 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7626 registers is even, and we have a hardware double precision fp,
7628 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7629 size of current argument when checking if argument was passed in
7632 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7635 * stor-layout.c (finalize_type_size): Dont override
7636 existing alignment with a smaller alignment from the mode.
7638 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7640 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7641 * lambda.h (lambda_vector_lexico_pos): ... here.
7642 * tree-data-ref.c (build_classic_dist_vector): Return false when
7643 the distance vector is lexicographically negative.
7645 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7647 PR tree-optimization/23511
7648 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7649 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7651 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7653 PR tree-optimization/22043
7654 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7655 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7656 If ALLOW_FLEXARR, handle types ending with flexible array member.
7657 Pass false as second argument to recursive count_type_elements calls.
7658 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7659 argument to count_type_elements call.
7660 * tree-sra.c (decide_block_copy): Likewise.
7661 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7662 for a constant-sized object, set cleared as well. Pass true as
7663 second argument to count_type_elements call.
7665 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7668 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7669 from legitimate_small_data_p, and make global. Update use.
7670 Remove forward declaration.
7671 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7673 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7675 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7677 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7678 of scratch intermediates.
7679 (eq<mode>_compare): Same.
7680 (neg_eq0<mode>): New.
7681 (neg_eq<mode>): Convert to define_insn_and_split.
7683 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7686 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7687 stdarg functions, set/clear the fp marker even when no variable
7689 * config/rs6000/sysv4.opt (mprototype): Describe.
7691 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7693 PR rtl-optimization/23478
7694 * regs.h (reg_info): Add throw_calls_crossed.
7695 (REG_N_THROWING_CALLS_CROSSED): Define.
7696 * flow.c (allocate_reg_life_data): Initialize
7697 REG_N_THROWING_CALLS_CROSSED.
7698 (propagate_one_insn, attempt_auto_inc): Update
7699 REG_N_THROWING_CALLS_CROSSED.
7700 * global.c (global_alloc): Don't allocate pseudos across
7701 calls that may throw.
7703 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7706 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7707 value is inbetween the range if we did not find an exact match.
7709 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7711 * doc/invoke.texi (Option Summary): Add ms1 options.
7712 * doc/extend.texi: Document interrupt handler attribute for ms1.
7713 * doc/md.texi: Document ms1 constraints.
7714 * config.gcc: Add ms1-*-elf.
7715 * config/ms1/ms1.h: New.
7716 * config/ms1/ms1.c: New.
7717 * config/ms1/ms1.md: New.
7718 * config/ms1/ms1-protos.h: New.
7719 * config/ms1/ABI.txt: New.
7720 * config/ms1/crti.asm: New.
7721 * config/ms1/crtn.asm: New.
7722 * config/ms1/lib2extra-funcs.c: New.
7723 * config/ms1/t-ms1: New.
7724 * config/ms1/ms1.opt: New.
7726 2005-08-22 Ira Rosen <irar@il.ibm.com>
7728 * config/rs6000/altivec.md (xorv4sf3): New.
7729 (negv4sf2, neg<mode>2): Likewise.
7731 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7734 * config/ia64/ia64.md (divsi3): Check divide by zero.
7735 (udivsi3): Likewise.
7737 (udivdi3): Likewise.
7739 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7741 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7742 up to elem_bitsize bits, not max_bitsize.
7744 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7746 PR tree-optimization/23433
7747 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7748 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7750 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7752 PR tree-optimization/23434
7753 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7754 the iteration bound is not an INTEGER_CST.
7756 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7758 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7759 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7760 NULL if need_epilog_adjust is false.
7761 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7762 Case 3 always peels first itration, not just for PLUS case, and no need
7763 to use scalar_initial_def here. Create an epilog adjustment only if
7764 scalar_initial_def is not NULL.
7766 (vectorizable_reduction): Remove assert.
7768 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7771 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7772 (__moddi3): Likewise.
7773 (__udivdi3): Likewise.
7774 (__umoddi3): Likewise.
7775 (__divsi3): Likewise.
7776 (__modsi3): Likewise.
7777 (__udivsi3): Likewise.
7778 (__umodsi3): Likewise.
7780 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7782 * tree-pass.h (TDF_GRAPH): Define.
7783 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7784 * passes.c (finish_optimization_passes): Only call
7785 finish_graph_dump_file if TDF_GRAPH is set.
7786 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7787 NULL. Set TDF_GRAPH bit.
7788 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7790 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7792 * arm.h (arm_stack_offsets): Add locals_base field.
7793 * arm.c (arm_get_frame_offsets): Compute it.
7794 (thumb_compute_initial_elimination offset): Make the Thumb frame
7795 pointer point to the base of the local variables.
7796 (thumb_expand_prologue): Update accordingly.
7797 (thumb_expand_epilogue): Likewise.
7799 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7800 mode of clobbered scratch to DImode. Handle a case that's known to
7803 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7805 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7806 (gt0<mode>_compare): Delete.
7807 (neg_gt0<mode>): Delete.
7809 2005-08-19 Eric Christopher <echristo@apple.com>
7811 * optabs.h: Change CTI_ to COI_.
7814 2005-08-19 James E Wilson <wilson@specifix.com>
7816 * builtins.c (expand_builtin_return_addr): Set
7817 current_function_accesses_prior_frames when count != 0. Use
7818 frame_pointer_rtx when count == 0.
7819 * function.h (struct function): Add accesses_prior_frames field.
7820 (current_function_accesses_prior_frames): Define.
7821 * reload1.c (init_elim_table): Check
7822 current_function_accesses_prior_frames.
7823 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7825 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7827 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7828 indicator. Return true if the flowgraph changed during
7831 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7834 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7835 conditional expression before testing its value.
7837 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7839 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7841 2005-08-19 Devang Patel <dpatel@apple.com>
7843 PR tree-optimization/23048
7844 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7845 third parameter. Check whether latch is dominated by exit
7847 (if_convertible_loop_p): Supply exit block itself to
7848 if_convertible_bb_p.
7850 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7853 * arm.md (arm_load_pic_register): Change argument to the mask of
7854 saved registers. Call thumb_find_work_register if we need a
7855 scratch register on Thumb.
7856 (arm_expand_prologue): Pass empty register set to
7857 arm_load_pic_register.
7858 (thumb_expand_prologue): Pass live_regs_mask directly to
7859 arm_load_pic_register.
7860 * arm-protos.h (arm_load_pic_register): Update prototype.
7862 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7864 * sh.c (find_sole_member): New function.
7865 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7866 if the record's alignment is larger than the size of its only member.
7868 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7871 * arm.c (thumb_legitimize_reload_address): New function.
7872 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7873 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7875 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7877 * config/crx/crx.c: Implement crx_decompose_address. Reject
7878 symbolic displacements since CRX register relative adressing
7879 mode can't handle unsigned 32-bit values as displacements.
7880 * config/crx/crx.h: Simplify definitions, remove redundant
7881 parenthesis and obsolete macros.
7882 * config/crx/crx.opt: Add new switch for debugging addresses.
7883 * config/crx/crx-protos.h: Add new declarations for above.
7885 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7888 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7891 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7893 * collect2.c (dup2): Delete.
7894 * configure.ac: Don't check for dup2.
7896 * config.in, configure: Regenerate.
7898 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7900 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7901 record with the type of its only member.
7903 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7905 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7906 define_insn_and_split.
7907 (plus_ltu<mode>_compare): Same.
7908 (gtu<mode>_compare): Same.
7909 (plus_gtu<mode>_compare): Same.
7911 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7913 PR tree-optimization/22228
7914 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7916 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7917 are recorded in vect_vnames_to_rename for renaming.
7918 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7919 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7920 in vect_vnames_to_rename.
7921 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7922 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7924 2005-08-18 Jan Hubicka <jh@suse.cz>
7927 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7928 info only for local statics, not for member variables.
7930 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7932 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7934 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7936 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7938 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7941 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7943 2005-08-17 James E Wilson <wilson@specifix.com>
7945 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7948 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7950 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7951 (leu<mode>_compare): Same.
7952 (plus_leu<mode>): Same.
7953 (neg_leu<mode>): Same.
7954 (and_neg_leu<mode): Same.
7955 (ltu<mode>_compare): Same.
7956 (plus_ltu<mode>): Same.
7958 (geu<mode>_compare): Same.
7959 (plus_geu<mode>): Same.
7960 (neg_geu<mode>): Same.
7961 (and_neg_geu<mode>): Same.
7962 (plus_gt<mode>): Same.
7963 (gtu<mode>_compare): Same.
7964 (plus_gtu<mode>): Same.
7966 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7968 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7969 Move call_table_data to end. Delete spurious .text.
7970 (callt_save_all_interrupt): Fix comment typo.
7972 2005-08-17 James E Wilson <wilson@specifix.com>
7973 Kevin Winchester <winchester@amirix.com>
7976 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7978 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7981 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7982 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7984 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7986 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7987 record with the type of its only member if the modes don't match.
7989 * varasm.c (decode_reg_name): Skip empty additional register names.
7991 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7993 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7994 lsm_tmp_name_length): New.
7995 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7996 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7998 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7999 Andreas Krebbel <krebbel1@de.ibm.com>
8001 * config.gcc: Added z9-109 switch.
8002 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8003 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8004 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8005 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8006 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8007 for "z9_109" cpu attribute.
8008 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8009 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8010 (s390_handle_arch_option): Added z9-109 switch.
8011 (override_options): Set respective cost function for z9-109.
8012 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8013 (legitimate_reload_constant_p): Accept extended immediates.
8014 (print_operand): Three new output modifiers added: k, m and o.
8015 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8016 (s390_output_mi_thunk): Use extended immediate when possible.
8017 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8018 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8019 (CONSTRAINT_LEN): Added length of O constraint.
8020 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8021 * config/s390/s390.md ("cpu"): New value z9_109 added.
8022 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8023 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8024 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8025 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8026 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8027 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8028 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8029 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8030 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8031 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8032 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8033 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8034 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8035 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8036 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8038 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8039 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8040 insns for TARGET_EXTIMM.
8042 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8044 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8046 2005-08-17 Nick Clifton <nickc@redhat.com>
8048 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8049 Call default_encode_section_info.
8051 2005-08-17 Steven Bosscher <stevenb@suse.de>
8053 PR tree-optimization/21574
8054 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8055 constant, return CONSTANT.
8056 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8057 (ccp_fold, visit_assignment): Likewise.
8058 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8060 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8062 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8063 fold_buildN instead of buildN then fold_initializer or fold.
8064 (build_unary_op): Likewise.
8065 (build_binary_op): Likewise.
8066 * fold-const.c (fold_initializer): Remove.
8067 (fold_build1_initializer): New function.
8068 (fold_build2_initializer): New function.
8069 (fold_build3_initializer): New function.
8070 * tree.h (fold_initializer): Remove.
8071 (fold_build1_initializer): New function.
8072 (fold_build2_initializer): New function.
8073 (fold_build3_initializer): New function.
8075 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8077 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8078 (try_move_mult_to_index): Call fold_build2 instead of build2.
8079 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8080 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8081 fold_binary_to_constant.
8082 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8084 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8085 check if A == gcd (A, B). Remove TYPE argument.
8086 (analyze_offset) Use fold_build2 instead of fold (build.
8087 (create_data_ref): Likewise.
8088 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8089 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8092 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8094 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8095 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8097 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8100 * gimplify.c (zero_sized_type): New function.
8101 (gimplify_modify_expr_rhs): If we have a zero sized type,
8102 replace the statement with an empty statement.
8104 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8106 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8109 2005-08-16 Ian Lance Taylor <ian@airs.com>
8111 * doc/tm.texi (Label Output): Correct typo.
8113 2005-08-16 Steven Bosscher <stevenb@suse.de>
8116 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8117 force_operand will work later on using have_insn_for.
8119 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8121 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8123 2005-08-16 Ian Lance Taylor <ian@airs.com>
8126 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8127 vector type, don't try to construct it element by element. Add an
8128 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8130 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8132 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8134 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8136 * doc/invoke.texi (Precompiled Headers): Document some more options
8137 which are known to be safe.
8139 2005-08-16 James E Wilson <wilson@specifix.com>
8141 PR tree-optimization/21105
8142 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8143 TREE_OVERFLOW check.
8145 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8147 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8148 (neg_ltu<mode>): Same.
8150 (neg_gtu<mode>): Same.
8152 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8154 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8155 (fold_builtin_isdigit): Use fold_buildN.
8156 (build_function_call_expr): Likewise.
8157 * c-typeck.c (c_finish_loop): Likewise.
8159 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8160 Richard Shann <rshann@superh.com>
8162 PR middle-end/20396:
8163 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8165 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8167 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8169 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8172 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8173 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8176 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8179 * fold-const.c (build_range_check): Disable optimization for function
8180 pointer expressions on targets that require function pointer
8183 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8185 * simplify-rtx.c (simplify_const_relational_operation): When
8186 extracting arguments of a COMPARE, recompute the mode as well.
8188 2005-08-15 Ian Lance Taylor <ian@airs.com>
8190 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8192 2005-08-15 DJ Delorie <dj@redhat.com>
8194 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8196 (movsi_splittable): Allow, but split, moves to the stack.
8197 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8200 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8202 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8203 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8204 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8206 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8207 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8208 Delete HOST_PTR_PRINTF.
8210 * configure, config.in: Regenerate.
8212 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8214 * config/rs6000/rs6000.md (QHSI): New mode macro.
8215 (wd): Extend mode attr for QImode and HImode
8216 (dbits): New mode attr.
8217 (zero_extend<mode>di2): Convert to mode macro.
8219 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8222 * doc/invoke.texi (-mgnu-ld): Update description.
8225 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8228 * Makefile.in (tree-chrec.o): Depends on real.h.
8229 * tree-chrec.c: Include real.h.
8230 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8231 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8232 * tree-scalar-evolution.c (add_to_evolution_1,
8233 interpret_rhs_modify_expr): Ditto.
8235 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8238 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8239 step is negative compute the estimation from init downwards to zero.
8241 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8243 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8245 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8247 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8249 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8250 Accept double-word constants that can be split.
8251 * config/s390/s390.md ("movti"): Use 'P' constraint.
8252 ("*movdi_31", "*movdf_31"): Likewise.
8254 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8256 Fix PR tree-optimization/22615
8258 * tree-ssa-structalias.c (solution_set_add): Handle
8259 first_vi_for_offset returning NULL.
8260 (do_da_constraint): Ditto.
8261 (do_sd_constraint): Ditto.
8262 (do_ds_constraint): Ditto
8263 (find_func_aliases): Ditto.
8264 (build_constraint_graph): RHS is allowed be ANYTHING.
8265 (first_vi_for_offset): Return NULL if we couldn't find anything at
8268 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8270 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8271 over memory as first operand.
8273 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8276 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8277 available for setting it.
8279 2005-08-14 Ira Rosen <irar@il.ibm.com>
8281 PR tree-optimization/23320
8282 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8283 data-refs' types instead of base object nullness. Add check for
8284 pointer type data-refs before first location comparison. Remove
8287 2005-08-14 Andreas Schwab <schwab@suse.de>
8289 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8291 2005-08-13 James E Wilson <wilson@specifix.com>
8293 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8294 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8295 -fstack-protector-all, --param ssp-buffer-size): Document.
8296 (-Wvariadic-macros): Alphabetize.
8297 (-fsched-stalled-insns-dep): Add missing 'f'.
8299 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8302 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8304 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8305 or indirect address operand.
8306 (EXTRA_ADDRESS_CONSTRAINT): New.
8307 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8309 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8311 PR tree-optimization/22236
8312 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8313 successors and predecessors.
8314 * tree-chrec.c (chrec_convert): Before converting, check that
8315 sequences don't wrap.
8316 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8317 (analyze_array): Extern.
8318 (find_data_references_in_loop): Remove call to
8319 compute_estimated_nb_iterations.
8320 * tree-data-ref.h (analyze_array): Declared.
8321 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8322 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8323 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8324 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8326 * tree-ssa-loop-ivcanon.c: Fix documentation.
8327 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8328 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8329 (infer_loop_bounds_from_undefined): New.
8330 (estimate_numbers_of_iterations_loop): Use
8331 infer_loop_bounds_from_undefined.
8332 (used_in_pointer_arithmetic_p): New.
8333 (scev_probably_wraps_p): Pass an extra parameter. Call
8334 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8335 (convert_step): Fix documentation.
8336 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8337 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8338 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8339 scev_probably_wraps_p.
8341 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8343 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8344 (s390_register_info): Ignore clobbered_regs information for fixed
8345 registers, and only fixed registers.
8346 (s390_init_frame_layout): Remove redundant call.
8348 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8350 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8351 description of -Wold-style-casts.
8353 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8354 Jakub Jelinek <jakub@redhat.com>
8356 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8357 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8358 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8359 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8360 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8361 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8362 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8363 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8364 ("stack_protect_set", "stack_protect_test"): New expanders.
8365 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8366 "stack_protect_testdi"): New insn definitions.
8368 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8370 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8372 2005-08-12 Paul Brook <paul@codesourcery.com>
8374 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8376 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8378 * config/s390/predicates.md (setmem_operand): New predicate.
8379 (shift_count_operand): Accept ANDs with special constants as
8381 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8382 with special constants.
8383 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8384 shift_count_operand with setmem_operand.
8386 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8388 * config/s390/s390.c (s390_extract_part, s390_single_part):
8390 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8391 (s390_output_mi_thunk): Don't use lg on 31 bit.
8392 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8393 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8395 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8397 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8398 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8399 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8400 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8401 with one of the new macros.
8403 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8405 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8406 Don't set save_return_addr_p.
8407 (s390_register_info): Make clobbered_regs not depending on
8410 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8412 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8413 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8415 2005-08-11 James E. Wilson <wilson@specifix.com>
8417 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8419 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8421 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8422 locations gathered by var-tracking in single entry loc_list
8423 over loc_descriptor_from_tree.
8425 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8426 pass it down to loc_descriptor.
8427 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8428 (containing_function_has_frame_base): Move earlier in the file.
8429 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8430 instead of always assuming fbreg can't be used.
8432 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8434 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8435 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8436 Accept address wrapped in AND for Altivec.
8437 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8438 Strip AND wrapping offset address for Altivec.
8440 2005-08-11 Richard Henderson <rth@redhat.com>
8443 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8444 before using TYPE_IS_SIZETYPE.
8446 2005-08-11 Richard Henderson <rth@redhat.com>
8449 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8450 insn types not present on ev4.
8451 (alphaev5_insn_pipe): Similarly.
8453 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8456 * arm.c (arm_override_options): If the user has selected callee-super-
8457 interworking, then enable normal interworking.
8459 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8461 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8464 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8466 * doc/rtl.texi: Fix two typos.
8468 2005-08-11 Richard Guenther <rguenther@suse.de>
8471 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8472 cases where we call to/from functions returning void.
8474 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8477 * tree.c (build_pointer_type_for_mode): Robustify.
8479 2005-08-10 James E Wilson <wilson@specifix.com>
8481 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8482 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8484 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8487 2005-08-10 Eric Christopher <echristo@apple.com>
8489 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8490 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8493 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8496 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8497 for the high part when generating dynamic-no-pic code.
8499 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8501 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8502 (x86_64-*-linux*): Likewise.
8504 * config/i386/crtfastmath.c: New file.
8505 * config/i386/t-crtfm: Likewise.
8507 * config/i386/linux.h (ENDFILE_SPEC): New.
8508 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8510 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8513 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8515 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8516 (vec_shl, vec_shr): Document new operations.
8517 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8519 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8521 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8522 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8523 change predicate to indexed_or_indirect_address.
8525 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8527 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8528 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8529 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8530 and __aeabi_uwrite8.
8531 * config/arm/unaligned-funcs.c: New file.
8532 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8534 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8536 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8538 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8539 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8541 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8542 * final.c (pass_shorten_branches): Add dump.
8543 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8544 (pass_life): Rename dump.
8545 (rest_of_handle_flow2): Remove initial verify_flow_info.
8546 * function.c (pass_instantiate_virtual_regs): Add dump.
8547 * integrate.c (pass_initial_value_sets): Add dump.
8548 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8549 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8550 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8551 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8552 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8553 gate_rtl_unrool_and_peel_loops): New.
8554 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8555 rtl_doloop): Do not look at flags.
8556 * mode-switching.c (pass_mode_switching): Add dump.
8557 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8558 pass_split_before_regstack): Add dump.
8559 * regmove.c (pass_stack_adjustments): Add dump.
8560 * tree-optimize.c (pass_fixup_cfg): Add dump.
8562 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8565 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8566 deciding which instruction sequence to use.
8568 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8570 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8571 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8573 2005-08-09 Richard Guenther <rguenther@suse.de>
8575 * c-common.c (builtin_function_2): Remove.
8576 (def_builtin_1): New function.
8577 (c_common_nodes_and_builtins): Use def_builtin_1 to
8578 build builtin functions.
8580 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8582 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8583 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8584 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8587 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8589 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8590 fold_binary instead of fold_build2 since we don't care about the
8592 (loop_niter_by_eval): Likewise.
8593 (compare_trees): Likewise.
8594 (proved_non_wrapping_p): Likewise.
8596 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8600 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8601 if the if is really empty.
8603 2005-08-09 Steven Bosscher <stevenb@suse.de>
8605 PR tree-optimization/23234
8606 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8607 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8608 argument of the new enum.
8609 (execute_cse_reciprocals): Add reciprocals for function arguments
8610 on the unique successor edge of the entry block. Update other calls
8611 to execute_cse_reciprocals_1.
8613 2005-08-08 Richard Henderson <rth@redhat.com>
8616 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8618 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8620 * expr.c (write_complex_part): Return after handling MEM.
8622 2005-08-08 Josh Conner <jconner@apple.com>
8624 PR rtl-optimization/23241
8625 * combine.c (simplify_comparison): Fix error in determining
8626 whether to lift a subreg from comparison.
8628 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8631 * config/rs6000/altivec.md (vec_init<mode>): New.
8632 (vec_set<mode>): New.
8633 (vec_extract<mode>): New.
8634 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8635 (rs6000_expand_vector_set): New.
8636 (rs6000_expand_vector_extract): New.
8637 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8638 for Altivec modes before reload.
8639 (altivec_expand_vec_init_builtin): New.
8640 (get_element_number): New.
8641 (altivec_expand_vec_set_builtin): New.
8642 (altivec_expand_vec_ext_builtin): New.
8643 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8645 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8647 * config/rs6000/rs6000.h (rs6000_builtins): Add
8648 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8649 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8650 * config/rs6000/rs6000-protos.h: Declare new functions.
8652 2005-08-08 Jan Hubicka <jh@suse.cz>
8654 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8655 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8656 * i386.md (movdi*): Use pic_32bit_operand.
8657 * predicates.md (pic_32bit_operand): New.
8659 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8662 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8664 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8666 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8667 (test_for_singularity): Use fold_build2.
8669 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8671 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8673 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8675 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8676 (COMMON_ASM_OP) Define.
8677 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8678 (ix86_encode_section_info): Likewise.
8679 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8680 SUBTARGET_ENCODE_SECTION_INFO.
8682 2005-08-06 Richard Henderson <rth@redhat.com>
8685 * tree-nested.c (convert_local_reference): Save and restore val_only
8686 around component_ref and friends. Clear walk_subtrees by default.
8688 2005-08-06 Peter O'Gorman <peter@pogma.com>
8691 * gcc.c (process_command): Check the argument to -b has a dash.
8692 * doc/invoke.texi: Update -b and -V docs.
8694 2005-08-06 James E Wilson <wilson@specifix.com>
8696 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8698 2005-08-06 Michael Matz <matz@suse.de>
8700 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8701 member only if only one insn is associated with the value.
8703 2005-08-06 Nick Clifton <nickc@redhat.com>
8705 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8707 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8708 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8709 Check symbol flags instead of symbol name mangling.
8710 (xstormy16_asm_output_aligned_common): Likewise. Also
8711 simplify code since the bss100_section cass is the only case
8712 where the below100 code will be triggered.
8713 (xstormy16_encode_section_info): Encode below100 attribute
8714 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8716 (xstormy16_strip_name_encoding): Delete - this function is no
8718 (TARGET_STRIP_NAME_ENCODING): Undefine.
8719 * config/stormy16/stormy16-protos.h: Delete prototype for
8720 xstormy16_strip_name_encoding.
8722 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8724 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8725 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8726 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8727 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8728 config/alpha/predicates.md, config/arc/arc.h,
8729 config/arm/arm.h, config/arm/ieee754-df.S,
8730 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8731 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8732 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8733 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8734 config/m68hc11/m68hc11.h, config/mips/mips.c,
8735 config/mips/mips.h, config/mips/openbsd.h,
8736 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8737 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8738 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8739 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8740 config/sparc/linux.h, config/sparc/linux64.h,
8741 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8742 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8743 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8744 typos. Follow spelling conventions.
8746 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8749 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8750 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8751 specially. Check for side effects only for COND_EXPR.
8752 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8753 return with TREE_NO_WARNING.
8755 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8757 PR rtl-optimization/23233
8758 * loop.c (combine_movables): Require the modes to be the same.
8759 (move_movables): Remove handling of cases where the replacement
8760 had a different mode to the original.
8762 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8764 PR tree-optimization/23128
8765 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8766 subtraction wrap, and set TREE_OVERFLOW if they do.
8768 2005-08-05 Richard Henderson <rth@redhat.com>
8771 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8772 FORCED_LABEL labels.
8774 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8777 * reload.c (find_reloads_subreg_address): Pass down TYPE
8778 unchanged. Change all callers except find_reloads_toplev.
8780 2005-08-05 Michael Matz <matz@suse.de>
8782 * genattrtab.c (current_alternative_string): Remove.
8783 (SIMPLIFY_ALTERNATIVE): Ditto.
8784 (attr_alt_bit_p): Ditto.
8785 (alternative_name): Make const char *.
8786 (evaluate_eq_attr): Remove use of above things.
8787 (simplify_test_exp): Ditto.
8788 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8789 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8791 2005-08-04 James E Wilson <wilson@specifix.com>
8793 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8794 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8795 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8796 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8797 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8799 2005-08-04 Richard Henderson <rth@redhat.com>
8802 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8803 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8804 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8805 if we'd have to instantiate too many members.
8807 2005-08-04 Richard Henderson <rth@redhat.com>
8810 * tree-outof-ssa.c (coalesce_asm_operands): New.
8811 (coalesce_ssa_name): Use it. Split out ...
8812 (coalesce_phi_operands, coalesce_result_decls): ... these.
8814 2005-08-04 Paul Brook <paul@codesourcery.com>
8816 * read-rtl.c (read_quoted_string): Break if EOF.
8818 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8820 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8821 (fold_build2): Likewise.
8822 (fold_build3): Likewise.
8823 (fold_build1_stat): New function prototype.
8824 (fold_build2_stat): Likewise.
8825 (fold_build3_stat): Likewise.
8826 * fold-const.c (fold_build1): Rename to ..
8827 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8828 through to build1_stat.
8829 (fold_build2): Rename to ..
8830 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8831 through to build2_stat.
8832 (fold_build3): Rename to ..
8833 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8834 through to build3_stat.
8836 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8837 Ian Lance Taylor <ian@airs.com>
8839 * function.c (assign_stack_local_1): Do not correct stack slot
8840 address if allocation size is smaller than mode size.
8842 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8845 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8846 (tree_merge_blocks): Propagate anything allowed by
8848 Clarify documentation.
8849 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8850 SSA form, schedule an update if necessary.
8852 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8854 * doc/install.texi (Binaries): Remove broken link to
8855 Sinix/Reliant Unix binaries.
8857 2005-08-03 Richard Henderson <rth@redhat.com>
8860 * function.c (stack_protect_epilogue): Export.
8861 * tree.h (stack_protect_epilogue): Declare.
8862 * calls.c (expand_call): Call it.
8864 2005-08-03 Eric Christopher <echristo@apple.com>
8866 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8867 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8870 2005-08-04 Jan Hubicka <jh@suse.cz>
8872 * profile.c (branch_prob): Split edges with goto locus on them
8873 to get proper line counts.
8874 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8876 2005-08-03 Paul Brook <paul@codesourcery.com>
8878 * function.c (assign_parms): Round current_function_args_size
8879 to PARM_BOUNDARY, not STACK_BOUNDARY.
8881 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8883 * config/i386/i386.c (x86_elf_aligned_common)
8884 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8886 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8888 PR tree-optimization/23157
8889 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8890 before emitting them.
8892 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8894 PR tree-optimization/19899
8895 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8896 * tree-scalar-evolution.c: Include real.h.
8897 (add_to_evolution): Build constant -1 of correct type.
8899 2005-08-03 Jan Hubicka <jh@suse.cz>
8901 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8902 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8903 profile updating for complette unrolling.
8904 * loop-unroll.c (peel_loop_completely): Use it.
8905 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8906 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8909 2005-08-03 Paul Brook <paul@codesourcery.com>
8911 * combine.c (can_change_dest_mode): New function.
8912 (try_combine, simplify_set): Use it.
8914 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8916 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8919 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8921 * doc/install.texi (Specific): Adjust link to openavr.org.
8922 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8923 (Binaries): Adjust HP-UX Porting Center link.
8924 (Binaries): Adjust Free Software Foundation ordering link.
8926 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8928 * convert.c (convert_to_integer): Use fold_build1 instead of
8929 build1 when converting an integer to an integer.
8931 2005-08-02 Richard Henderson <rth@redhat.com>
8933 * combine.c (combine_instructions): Don't use reg_equal/equiv
8934 results if the mode doesn't match.
8936 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8938 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8939 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8941 2005-08-02 Richard Henderson <rth@redhat.com>
8944 * explow.c (memory_address): Remove special-case for
8945 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8947 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8950 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8951 number of calls to cleanup_tree_cfg_1.
8953 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8955 * doc/invoke.texi: document file extensions .F90 and .F95
8957 2005-08-02 Richard Guenther <rguenther@suse.de>
8959 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8960 positive if its first argument is positive.
8962 2005-08-02 Richard Guenther <rguenther@suse.de>
8964 PR tree-optimization/23177
8965 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8968 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8970 PR tree-optimization/23129
8971 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8972 varying for divisions with anti-ranges.
8974 2005-08-02 Jan Hubicka <jh@suse.cz>
8976 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8977 * tree-ssa-threadupdate.c (thread_block): Add it here.
8979 2005-08-01 James E Wilson <wilson@specifix.com>
8981 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8982 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8983 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8985 * config/mips/predicates.md (const_call_insn_operand): Add check for
8986 SYMBOL_REF_LONG_CALL_P.
8987 * doc/extend.texi (long_call): Document the new attribute.
8989 2005-08-01 Ian Lance Taylor <ian@airs.com>
8990 Richard Henderson <rth@redhat.com>
8992 * Makefile.in (RTL_BASE_H): Add real.h.
8993 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8995 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8997 * rtl.c (rtl_check_failed_code_mode): New.
8998 * rtl.h (struct rtx_def): Add u.rv.
8999 (XCMWINT, XCNMPRV): New.
9000 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9001 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9003 2005-08-01 Richard Henderson <rth@redhat.com>
9005 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9006 with auto-inc codes.
9008 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9010 2005-08-01 Jan Hubicka <jh@suse.cz>
9012 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9013 * i386.c: Include dwarf2.h
9014 (asm_preferred_eh_data_format): New.
9015 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9017 2005-08-01 Ian Lance Taylor <ian@airs.com>
9019 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9020 randomize_va_space for virtual address randomization control.
9022 2005-08-01 Steven Bosscher <stevenb@suse.de>
9024 * common.opt (flag_ipa_cp): Put in right place to maintain
9027 2005-08-01 Jan Hubicka <jh@suse.cz>
9029 * profile.c (compute_value_histograms): Fix thinko.
9030 * value-prof.c: Include toplev.h
9031 (check_counter): New function.
9032 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9033 tree_mod_subtract_transform): Add sanity check.
9035 2005-08-01 Richard Guenther <rguenther@suse.de>
9037 PR tree-optimization/23133
9038 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9039 current functions parameter decls to find defs to cse
9042 2005-08-01 Richard Guenther <rguenther@suse.de>
9044 PR tree-optimization/23109
9045 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9046 If trapping math is in effect, use post-dominator information
9047 to check if we'd in any case reach a trapping point before
9048 doing the reciprocal insertion.
9049 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9050 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9051 expressions are invariant only if trapping math is not in effect.
9053 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9055 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9056 cgraph_function_versioning): New declarations.
9057 * cgraphunit.c: Add include to ipa-prop.h.
9058 (update_call_expr, cgraph_copy_node_for_versioning,
9059 cgraph_function_versioning): New functions.
9060 * integrate.c (copy_decl_for_inlining): Remove.
9061 * ipa-prop.h (ipa_replace_map): New struct.
9062 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9063 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9064 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9065 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9066 ipcp_iterate_stage, ipcp_method_scale_print,
9067 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9068 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9069 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9070 ipcp_update_bb_counts, ipcp_update_profiling,
9071 ipcp_update_edges_counts): New functions.
9072 (ipcp_method_cval_init): Remove restriction regarding local methods.
9073 (ipcp_init_stage): Add ipcp_method_compute_scale.
9074 (ipcp_insert_stage): Add versioning.
9075 (ipcp_structures_print): Add ipcp_method_scale_print.
9076 (ipcp_driver): Dump profiling info.
9077 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9078 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9079 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9080 (struct inline_data): Add versioning_p, ipa_info, new fields.
9081 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9082 declare_return_variable): Replace calls to copy_decl_for_inlining with
9084 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9086 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9087 Add argument VERSIONING.
9088 (copy_arguments_for_versioning, copy_static_chain,
9089 function_versionable_p, tree_versionable_function_p,
9090 tree_function_versioning, replace_ref_tree): New functions.
9091 * tree-inline.h: Include varray.h.
9092 (tree_versionable_function_p, tree_function_versioning,
9093 tree copy_decl_for_dup): New declarations.
9095 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9097 * ipa-cp.c: New file. Contains IPCP specific functionality.
9098 * ipa-prop.h: New file. Contains structures/definitions that can be
9099 used by several interprocedural data flow optimizations (and also IPCP).
9100 * ipa-prop.c: New file.
9101 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9102 * common.opt: Add ipa-cp flag.
9103 * timevar.def: Add IPCP optimization.
9104 * tree-optimize.c (init_tree_optimization_passes): Schedule
9106 * tree-pass.h (pass_ipa_cp): Declare.
9108 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9110 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9111 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9112 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9113 config/i386/i386.c, config/mips/mips.h,
9114 config/rs6000/rs6000.h, config/sh/sh.c,
9115 config/stormy16/stormy16.c: Fix comment typos.
9117 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9120 * c-typeck.c (build_binary_op): Use common_type wrapper on
9122 (common_type): Update comment.
9124 2005-07-31 Steven Bosscher <stevenb@suse.de>
9127 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9128 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9129 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9131 2005-07-31 Jan Hubicka <jh@suse.cz>
9133 * pretty-print.h (pp_widest_integer): New macro.
9134 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9137 2005-07-31 Jan Hubicka <jh@suse.cz>
9139 * output.h (enum section_category): Export from varasm.c
9140 (categorize_decl_for_section): Likewise.
9141 * varasm.c (enum section_category): Kill.
9142 (categorize_decl_for_section): Make global.
9143 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9145 * i386.c (ix86_section_threshold): New static variable.
9146 (ix86_in_large_data_p, ix86_encode_section_info,
9147 x86_64_elf_unique_section,
9148 x86_64_elf_select_section): New functions.
9149 (TARGET_ENCODE_SECTION_INFO): Define
9150 (override_options): Enable medium model for PIC.
9151 (ix86_expand_prologue): Expand gen_set_got_rex64.
9152 (legitimate_constant_p): Handle new UNSPECs.
9153 (legitimate_pic_address_disp_p): Likewise.
9154 (legitimize_pic_address): Lower MEDIUM model addressing.
9155 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9156 (enum cmodel): Add MEDIUM_PIC.
9157 (SYMBOL_REF_FAR_ADDR_P): New macro.
9158 (SYMBOL_FLAG_FAR_ADDR): New flag.
9159 * i386.md (movdi): Support medium model.
9160 (set_got_rex64): New pattern.
9161 * i386.opt (mlarge-data-threshold): New flag.
9162 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9163 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9164 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9165 TARGET_ASM_UNIQUE_SECTION): New.
9167 * invoke.texi (-mlarge_data_threshold): Document
9169 2005-07-31 Jan Hubicka <jh@suse.cz>
9171 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9172 (coalesce_vars): Likewise.
9173 * tree-ssa-live.c (coalesce_cost): New.
9174 (build_tree_conflict_graph): Use coalesce_cost.
9175 * tree-ssa-live.h (coalesce_cost): Declare.
9177 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9179 * arm.md (all peepholes for post-increment operations): Delete.
9180 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9181 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9182 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9183 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9184 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9186 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9188 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9191 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9194 * doc/invoke.texi: Document -rdynamic.
9196 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9199 * c-parser.c (c_parser_parms_list_declarator): Call
9200 mark_forward_parm_decls.
9201 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9202 decls with visibility structure.
9204 2005-07-30 Paul Brook <paul@codesourcery.com>
9206 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9208 2005-07-30 Paul Brook <paul@codesourcery.com>
9210 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9212 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9214 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9216 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9219 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9220 nested function declarators.
9221 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9222 (grokparms): Call warn_if_shadowing for parameters used within the
9224 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9225 not used within the parameter list.
9226 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9228 2005-07-30 Jan Hubicka <jh@suse.cz>
9230 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9231 * i386.c (ix86_fixup_binary_operands): Likewise.
9232 (ix86_expand_unary_operator): Likewise.
9233 (ix86_expand_fp_absneg_operator): Likewise.
9234 * optabs.c (expand_vec_cond_expr): Validate dest.
9236 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9239 * real.c (real_from_string): Also set last bit if there is a
9240 nonzero hex digit beyond GCC's internal precision after ".".
9242 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9244 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9245 define_constants. Change duplicate values to unassigned numbers.
9246 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9247 (*altivec_vspltsf): New.
9248 (altivec_vperm_v4sf): Delete.
9249 (altivec_vperm_<mode>): Use mode macro V.
9250 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9251 (altivec_predicate_v4sf): Delete.
9252 (altivec_predicate_<mode>): Use mode macro V.
9253 (*altivec_lvesfx): New.
9254 (*altivec_stvesfx): New.
9255 (vec_realign_load_v4sf): Delete.
9256 (vec_realign_load_<mode>): Use mode macro V.
9257 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9260 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9263 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9265 * configure: Regenerated.
9267 2005-07-29 Paul Brook <paul@codesourcery.com>
9269 * doc/install.texi: Add link to GFortran binaries wiki page.
9271 2005-07-29 David Ung <davidu@mips.com>
9273 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9274 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9275 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9276 * config/mips/mips.md (cpu): Add 5kf name.
9277 (includes): Includes 5k.md.
9278 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9279 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9282 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9285 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9286 (cleanup_tree_cfg): ... here.
9287 Call cleanup_tree_cfg_1 until there are no more cleanups to
9290 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9292 * tree-vrp.c (compare_range_with_value): Return true or false
9293 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9294 EQ_EXPR respectively.
9296 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9298 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9301 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9303 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9304 (tree_ssa_dominator_optimize): Increment it.
9305 (dump_dominator_optimization_stats): Print it.
9307 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9308 Steven Bosscher <stevenb@suse.de>
9310 PR rtl-optimization/23117
9311 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9312 when head == tail. Tidy comment.
9314 2005-07-28 Richard Henderson <rth@redhat.com>
9316 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9317 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9318 * jump.c (rtx_renumbered_equal_p): Likewise.
9319 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9320 CONST_INT and CONST_DOUBLE.
9321 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9322 * reload.c (operands_match_p): Special case CONST_INT and
9323 CONST_DOUBLE; check mode earlier.
9325 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9328 * c-typeck.c (convert_for_assignment): Do not check
9329 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9331 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9334 * c-typeck.c (composite_type): Prefer constant size arrays to
9337 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9340 * real.c (real_from_string): Set last bit if there is a nonzero
9341 hex digit beyond GCC's internal precision.
9343 2005-07-28 Richard Henderson <rth@redhat.com>
9346 * cfgcleanup.c (try_forward_edges): Watch out for end of
9349 2005-07-28 James E Wilson <wilson@specifixinc.com>
9352 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9354 2005-07-28 Jan Hubicka <jh@suse.cz>
9356 * Makefile.in (rtl-profile.o): Kill all traces of it.
9357 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9358 * coverage.h (rtl_coverage_counter_ref): Kill.
9359 * opts.c (flag_speculative_prefetching_set): Kill.
9360 (flag_loop_optimize_set): New.
9361 (common_handle_option): Disable loop optimizer when profiling;
9362 do not handle speculative prefetching.
9363 * passes.c (init_optimization_passes): Replace pass_profiling combo
9364 by branch_prob pass.
9365 * profile.c (compute_value_histograms): Update for simplified value
9367 (rtl_register_profile_hooks): Kill.
9368 (pass_profiling): Kill.
9369 (rest_of_handle_branch_prob): Do not profile.
9370 * toplev.c (process_options): Remove speculative prefetching.
9371 * toplev.h (flag_tree_based_profiling): Kill.
9372 * tree-profile.c (prepare_instrumented_value,
9373 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9374 tree_gen_one_value_profiler, do_tree_profiling): Update for
9375 simplified datastructures.
9376 * value-prof.c: Add comment that speculative prefetching was dropped;
9377 update rest of file for simplified datastructures.
9378 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9379 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9380 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9381 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9382 rtl_mod_subtract, gen_speculative_prefetch,
9383 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9384 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9385 (gate_handle_value_profile_transformations,
9386 rest_of_handle_value_profile_transformations,
9387 pass_value_profile_transformations): Kill.
9388 * value-prof.h (histogram_value_t): Remove IL based unions.
9389 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9390 rtl_profile_hooks): Remove hooks.
9392 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9394 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9395 (cgraph_clone_node): Likewise.
9396 * cgraph.h (cgraph_clone_edge): Update prototype.
9397 (cgraph_clone_node): Likewise.
9398 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9400 (lookup_recursive_calls): Consider profile.
9401 (cgraph_decide_recursive_inlining): Fix updating; use new
9402 probability argument; use profile.
9403 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9404 * tree-inline.c (copy_bb): Update clal of clone_edge.
9405 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9407 * invoke.texi (min-inline-recursive-probability): Document.
9409 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9411 * doc/install.texi (Configuration): Update Valgrind homepage.
9413 2005-07-28 Richard Henderson <rth@redhat.com>
9416 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9417 labels we want to delete.
9418 (cfg_layout_merge_blocks): Likewise.
9420 2005-07-28 Richard Henderson <rth@redhat.com>
9423 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9424 when expanding to nothing.
9426 2005-07-28 Josh Conner <jconner@apple.com>
9428 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9429 (cgraph_decide_inlining_of_small_functions): Likewise.
9431 2005-07-28 Josh Conner <jconner@apple.com>
9433 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9434 direction of badness if negative.
9435 (cgraph_default_inline_p): Add reason to parameters, and assign it
9437 (cgraph_decide_inlining_of_small_functions): New parameter in call
9438 to cgraph_default_inline_p.
9439 (cgraph_decide_inlining_incrementally): Likewise.
9440 * cgraphunit.c (decide_is_function_needed): Likewise.
9441 * cgraph.h (cgraph_default_inline_p): Likewise.
9443 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9445 * builtins.c: Fix comment typo(s).
9446 * genautomata.c: Likewise.
9447 * gimplify.c: Likewise.
9448 * tree-dfa.c: Likewise.
9449 * tree-flow-inline.h: Likewise.
9450 * tree-into-ssa.c: Likewise.
9451 * tree-ssa-alias.c: Likewise.
9452 * tree-ssa-ccp.c: Likewise.
9453 * tree-ssa-copy.c: Likewise.
9454 * tree-ssa-dce.c: Likewise.
9455 * tree-ssa-dom.c: Likewise.
9456 * tree-ssa-operands.c: Likewise.
9457 * tree-tailcall.c: Likewise.
9458 * tree-vectorizer.c: Likewise.
9459 * tree-vrp.c: Likewise.
9462 2005-07-28 Jeff Law <law@redhat.com>
9464 * tree-vrp.c (test_for_singularity): Extracted from ...
9465 (simplify_cond_using_ranges): Attempt to simplify a relational
9466 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9468 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9470 PR tree-optimization/22506
9471 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9472 phis whose argument is constant.
9474 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9476 PR rtl-optimization/18992
9477 Back out this patch:
9478 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9479 PR optimization/12142
9480 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9481 uses of the register in the SET_SRC. Remove unnecessary argument.
9483 Replace it with this:
9484 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9485 if flag_non_call_exceptions is set and the insn may trap, pass
9486 pc_rtx as dest for recursion.
9487 In SET_SRC part of SET case, if dest is already set, pass it down
9490 2005-07-28 Jan Hubicka <jh@suse.cz>
9492 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9493 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9494 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9496 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9497 profile when available.
9499 2005-07-28 Jan Beulich <jbeulich@novell.com>
9501 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9502 (ia64_print_operand): Describe and handle 'X'.
9503 (ia64_register_move_cost): Also handle FP_REGS.
9504 (ia64_preferred_reload_class): Likewise.
9505 (ia64_secondary_reload_class): Likewise.
9506 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9507 it. Also check for ITANIUM_CLASS_FLDP.
9508 * config/ia64/ia64.h (FP_REGNO_P): New.
9509 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9510 (reg_class): Add FP_REGS.
9511 (REG_CLASS_NAMES): Adjust for it.
9512 (REG_CLASS_CONTENTS): Likewise.
9513 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9514 (REG_CLASS_FROM_LETTER): Handle 'x'.
9515 (CLASS_MAX_NREGS): Handle FP_REGS.
9516 (MEMORY_MOVE_COST): Likewise.
9517 * config/ia64/ia64.md (itanium_class): Add fldp.
9518 (type): Handle fldp.
9519 (movti_internal): More allowable operand combinations. Use ldfp8 when
9520 splitting unnecessary. Remove predicable attribute. Adjust
9521 itanium_class attribute.
9522 (smuldi3_highpart): Remove outdated comment.
9523 (mulditi3, umulditi3, rotlti3): New expanders.
9524 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9525 (absti2): Disabled new insn for future reference.
9526 Respective new splitters.
9527 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9528 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9529 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9531 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9533 PR rtl-optimization/23047
9534 * simplify-rtx.c (simplify_const_relational_operation): Respect
9535 flag_wrapv for comparisons with ABS.
9537 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9539 PR tree-optimization/22493
9540 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9541 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9543 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9545 * config/frv/frv.opt (moptimize-membar): New.
9547 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9549 * config/frv/frv.h: Remove machine_function definition.
9551 * config/frv/frv.c (struct frv_io): New.
9552 (struct machine_function): Moved from frv.h. Add has_membar_p.
9553 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9554 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9555 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9556 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9557 (frv_reorg): Call frv_optimize_membar when appropriate.
9558 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9559 (frv_expand_builtin): Adjust calls accordingly.
9560 (frv_io_address_cookie): New function.
9561 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9562 load or store rather than a special insn. Add ccnstant address and
9563 io-type operands to the membar.
9564 (frv_ifcvt_modify_tests): Unsign regno.
9565 (frv_ifcvt_modify_tests): Same.
9567 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9568 UNSPEC_OPTIONAL_MEMBAR constant.
9569 (builtin_read_<mode>): Delete.
9570 (builtin_write_<mode>): Delete.
9571 ("optional_membar_<mode>"): Add operand.
9573 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9574 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9575 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9576 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9577 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9578 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9579 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9580 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9581 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9583 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9585 * df.c (df_uses_record): Handle SCRATCH.
9587 2005-07-28 Steven Bosscher <stevenb@suse.de>
9590 * passes.c (rest_of_decl_compilation): If decl is a type and
9591 we have encountered errors, don't emit debug information.
9593 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9595 * params.def: Fixed comment.
9597 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9600 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9601 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9602 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9604 2005-07-27 Steven Bosscher <stevenb@suse.de>
9607 * varasm.c (assemble_start_function): Don't do anything that may
9608 require a CFG if the current function is a thunk.
9610 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9612 * doc/install.texi (Prerequisites): Mention that perl is needed
9613 to do export control in libstdc++ targetting Darwin.
9615 2005-07-27 Steven Bosscher <stevenb@suse.de>
9617 PR rtl-optimization/17808
9618 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9619 (sched_insns_conditions_mutex_p): Split out from...
9620 (add_dependence): ...here. But don't call it from here.
9621 (add_dependence_list): Check sched_insns_conditions_mutex_p
9622 before calling add_dependence.
9623 (add_dependence_list_and_free): Likewise.
9624 (fixup_sched_groups): Likewise.
9625 (sched_analyze_1): Likewise.
9626 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9627 (sched_analyze): Likewise.
9628 (sched_analyze_insn): Likewise.
9629 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9630 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9631 dependencies on all COND_EXEC insns to jumps ending basic blocks
9632 when doing intrablock scheduling.
9633 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9635 2005-07-27 Jeff Law <law@redhat.com>
9637 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9638 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9639 equivalency sets, correctly handle the case were vr0 has an
9640 equivalency set, but vr1 does not.
9642 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9644 PR tree-optimization/23073
9645 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9646 vect_print_dump_info before fprintf.
9648 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9650 PR tree-optimize/22348
9651 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9652 Fold the partial computation.
9654 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9656 PR tree-optimization/22325
9657 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9659 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9661 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9662 (force_var_cost): ... this function.
9663 (compute_phi_arg_on_exit): Export.
9665 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9667 PR tree-optimization/20773
9668 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9671 2005-07-27 Richard Guenther <rguenther@suse.de>
9673 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9674 Avoid pushing again if current struct contains only
9675 fields we decomposed.
9677 2005-07-27 Jan Hubicka <jh@suse.cz>
9679 PR tree-optimization/22574
9680 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9683 * tree-tailcall.c (decrease_profile): New function.
9684 (eliminate_tail_call): Use it.
9686 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9687 visibility flags correctly in whole program mode.
9689 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9691 PR rtl-optimization/22472
9692 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9694 2005-07-26 Steven Bosscher <stevenb@suse.de>
9696 PR tree-optimization/22504
9697 * tree-complex.c (expand_complex_addition): Use 'code' instead
9698 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9700 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9702 * config.gcc (cpu_type): Add frv case.
9703 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9704 (supported_defaults): Add fr550 case.
9706 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9709 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9710 whether a pointer of type T * may point to objects of type T *.
9712 2005-07-26 DJ Delorie <dj@redhat.com>
9714 * configure: Regenerate.
9716 2005-07-26 Dale Johannesen <dalej@apple.com>
9718 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9720 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9722 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9723 Clarify use of "build" in name.
9725 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9727 * doc/extend.texi (Raw read/write Functions): New section.
9728 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9729 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9730 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9731 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9732 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9733 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9734 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9735 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9736 * config/frv/frv.c: Add bdesc_loads global.
9737 Add bdesc_stores global.
9738 (frv_init_builtins): Add support for __builtin_{read/write}*.
9739 (frv_volatile_memref): New.
9740 (frv_expand_load_builtin): New.
9741 (frv_expand_store_builtin): New.
9742 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9743 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9744 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9745 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9746 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9747 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9748 (builtin_read_<mode>): New.
9749 (builtin_write_<mode>): New.
9750 (builtin_write64): New.
9751 (optional_membar_<mode>): New.
9753 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9755 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9756 (rather than units) against HOST_BITS_PER_WIDE_INT.
9758 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9760 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9761 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9762 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9763 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9766 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9767 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9768 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9770 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9772 2005-07-26 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/22486
9775 * fold-const.c (fold_unary): Fold away useless component
9776 references of the form (T *)&T.x, if the address
9779 2005-07-25 James E Wilson <wilson@specifixinc.com>
9781 * dwarf2out.c (add_call_src_coords_attributes): New.
9782 (gen_inlined_subroutine_die): Call it.
9783 (maybe_emit_file, init_file_table): Add comments.
9784 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9786 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9787 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9788 * tree.h (BLOCK_SOURCE_LOCATION): New.
9789 (struct tree_block): New field locus.
9791 2005-07-26 Andreas Schwab <schwab@suse.de>
9793 PR rtl-optimization/23043
9794 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9795 when allocating a struct unoccr.
9797 2005-07-25 Richard Henderson <rth@redhat.com>
9800 * tree-complex.c (gate_no_optimization): True if errors.
9801 * Makefile.in (tree-complex.o): Update dependencies.
9803 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9805 * config/frv/predicates.md (integer_register_operand): Use
9808 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9811 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9813 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9815 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9817 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9818 types when flag_unsafe_math_optimizations is true.
9820 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9822 * gcc.c (option_map): Add --sysroot.
9823 (process_command): Handle --sysroot.
9824 (display_help): Document it.
9825 * doc/cppopts.tex (-isysroot): Document.
9826 * doc/invoke.texi (--sysroot): Document.
9827 * doc/install.texi (--with-build-sysroot): Document.
9829 * Makefile.in (inhibit_libc): New variable.
9830 (INHIBIT_LIBC_CFLAGS): Likewise.
9831 (LIBGCC2_CFLAGS): Include
9832 $(INHIBIT_LIBC_CFLAGS).
9833 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9834 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9835 ($(T)crtend.o): Likewise.
9836 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9837 ($(T)crtendS.o): Likewise.
9838 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9839 ($(T)crtendT.o): Likewise.
9840 (stmp-fixinc): Do not complain about missing headers if
9842 * configure.ac (inhibit_libc): Set it to true/false.
9843 (--with-build-sysroot): New option. Use it to set
9845 * configure: Regenerated.
9847 2005-07-25 Manfred Hollstein <mh@suse.com>
9849 * calls.c (store_one_arg): Fix unsigned comparison warning.
9851 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9854 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9855 (ggc_print_statistics): Initialize variable before use.
9857 2005-07-25 Richard Guenther <rguenther@suse.de>
9859 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9860 calling with a PHI_NODE argument.
9862 * tree-flow-inline.h (overlap_subvar): Protect against
9865 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9867 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9868 * configure: Regenerate.
9870 2005-07-25 Ira Rosen <irar@il.ibm.com>
9872 * expr.c (highest_pow2_factor): Make extern.
9873 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9874 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9875 record_array_differ_p, array_ptr_differ_p): Likewise.
9876 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9877 additional cases. Call the above functions.
9878 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9879 base_object_differ_p when there are two base objects. Otherwise, compare
9880 base address and offset. Call may_alias_p.
9881 (dump_data_reference): Use a correct field name.
9882 (analyze_array): Make static. Initialize new data-ref fields.
9883 (analyze_indirect_ref): New function.
9884 (init_data_ref): Initialize new data-ref fields.
9885 (strip_conversion): Moved from tree-vect-analyze.c.
9886 (analyze_offset_expr, get_ptr_offset, address_analysis,
9887 object_analysis): Likewise.
9888 (analyze_offset): New function.
9889 (create_data_ref): Likewise.
9890 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9891 dimensions for ARRAY_REFs only.
9892 (build_classic_dist_vector): Make static.
9893 (access_functions_are_affine_or_constant_p): Call macro to get the
9894 address of access functions.
9895 (compute_all_dependences): Add new parameter
9896 compute_self_and_read_read_dependences. Compute self and read-read
9897 dependences if it is true.
9898 (find_data_references_in_loop): Call create_data_ref. Initialize new
9900 (compute_data_dependences_for_loop): Add new parameter
9901 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9902 compute nb_loops. Call compute_all_dependences,
9903 build_classic_dist_vector and build_classic_dir_vector with correct
9905 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9906 with correct parameters. Compare dimensions for ARRAY_REFs only.
9907 (free_data_refs): Call macro to free access functions.
9908 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9909 fields from stmt_vinfo.
9910 (struct base_object_info): New structure.
9911 (struct data_reference): Move fields to base_object_info. Add fields
9912 first_location and object_info for above structures. Move fields from
9913 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9914 aligned_to. Add macros to access the new fields.
9915 Update functions declarations.
9916 * tree-flow.h (is_aliased_with): Declare.
9917 * tree-loop-linear.c (linear_transform_loops): Call
9918 compute_data_dependences_for_loop with correct parameters.
9919 * tree-ssa-alias.c (is_aliased_with): New function.
9920 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9921 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9922 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9923 vect_base_addr_differ_p, compute_subscript_distance and
9924 build_classic_dist_vector. Add printings. Check absolute value of
9926 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9928 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9929 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9930 to bytes. Add printing.
9931 (vect_compute_data_refs_alignment): Go through loads and stores in one
9933 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9934 vect_analyze_data_ref_access): Likewise.
9935 (vect_analyze_pointer_ref_access): Remove.
9936 (vect_address_analysis, vect_object_analysis): Likewise.
9937 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9938 and analyze data-refs in the loop.
9939 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9940 fields of data-ref instead of stmt. Add init to the offset from the
9942 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9943 (vect_update_init_of_dr): Likewise.
9944 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9945 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9947 (new_loop_vec_info): Initialize new fields.
9948 (destroy_loop_vec_info): Free new fields.
9949 (vect_strip_conversion): Remove.
9950 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9951 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9952 datarefs. Add new field ddrs.
9953 Add macros for the new fields access.
9954 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9955 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9956 Remove their macros.
9957 * tree.h (highest_pow2_factor): Declare.
9959 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9961 * calls.c (store_one_arg): Check for sibling call MEM arguments
9962 from already clobbered incoming argument area.
9964 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9966 * c-common.c (check_missing_format_attribute): New.
9967 * c-common.h (check_missing_format_attribute): Likewise.
9968 * c-typeck.c (convert_for_assignment): Use it.
9970 2005-07-24 Andreas Schwab <schwab@suse.de>
9972 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9973 register use a word move. Correct operand of ext.w in 68000 code.
9975 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9977 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9978 variables as declarations, rather than definitions.
9980 2005-07-24 Ira Rosen <irar@il.ibm.com>
9982 PR tree-optimization/22526
9983 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9986 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9988 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9989 that C99 reserve for future use. Use it to define clog10,
9990 clog10f and clog10l.
9992 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9994 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9995 * configure.ac: Check for -Wmissing-format-attribute.
9997 * configure: Regenerate.
9999 2005-07-23 Richard Henderson <rth@redhat.com>
10001 PR tree-optimization/22623
10002 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10004 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10007 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10009 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10011 * Makefile.in (C_TREE_H): Update dependencies.
10012 * c-tree.h: Include toplev.h.
10013 * diagnostic.h (diagnostic_set_info): Add format attribute.
10014 * rtl-error.c (diagnostic_for_asm): Likewise.
10016 2005-07-23 Chao-ying Fu <fu@mips.com>
10018 * config/mips/mips-dsp.md: New file.
10019 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10020 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10022 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10023 MIPS_BUILTIN_BPOSGE32.
10024 (mips_expand_builtin_direct): Add one parameter to indicate that
10025 builtin functions need to return a value.
10026 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10028 (mips_regno_to_class): Add classes for 12 new DSP registers.
10029 (mips_subword): Change to check four HI registers.
10030 (mips_output_move): Output move to and from 6 new DSP accumulators.
10031 (override_options): Make sure -mdsp and -mips16 are not used together.
10032 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10034 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10036 (print_operand): Add 'q' for printing DSP accumulators.
10037 (mips_cannot_change_mode_class): Check ACC_REGS.
10038 (mips_secondary_reload_class): Check ACC_REGS.
10039 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10040 (mips_register_move_cost): Check ACC_REGS.
10041 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10042 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10043 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10044 (dsp_bdesc): New array.
10045 (bdesc_arrays): Add DSP builtin function table.
10046 (mips_prepare_builtin_arg): Check predicate again after
10048 (mips_expand_builtin): Add one more parameter to
10049 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10050 MIPS_BUILTIN_BPOSGE32.
10051 (mips_init_builtins): Initialize new function types.
10052 (mips_expand_builtin_direct): Check if builtin functions need to
10053 return a value and pass operands properly.
10054 (mips_expand_builtin_bposge): New function.
10055 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10056 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10057 (FIRST_PSEUDO_REGISTER): Increase to 188.
10058 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10059 Update for 12 new DSP registers.
10060 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10061 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10062 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10063 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10064 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10065 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10066 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10067 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10068 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10069 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10070 (REGISTER_NAMES): Add names for 12 new DSP registers.
10071 * config/mips/mips.md: Include mips-dsp.md.
10072 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10073 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10074 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10075 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10076 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10077 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10078 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10079 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10080 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10081 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10082 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10083 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10084 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10085 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10086 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10087 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10088 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10089 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10090 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10091 (UNSPEC_RDDSP): New constants.
10092 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10093 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10095 * config/mips/mips.opt (-mdsp): New option.
10096 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10097 (reg_imm10_operand): New predicates.
10098 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10099 * doc/invoke.texi (-mdsp): Document new option.
10101 2005-07-22 DJ Delorie <dj@redhat.com>
10103 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10105 * tree-inline.c (inlinable_function_p): Likewise.
10107 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10110 * toplev.c (check_global_declarations): Do not mark undefined
10111 variables as DECL_IGNORED_P.
10112 * varasm.c (first_global_object_name): GTY it.
10113 (weak_global_object_name): Likewise.
10114 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10115 a string to go into {weak,first}_global_object_name.
10117 2005-07-22 DJ Delorie <dj@redhat.com>
10119 * c-format.c (check_function_format): Change warning control
10120 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10122 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10124 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10125 &PTR->FLD a dereference of PTR.
10126 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10127 a potential dereference of PTR.
10129 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10131 PR rtl-optimization/20370
10132 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10133 call allocate_reg_info if necessary.
10135 PR rtl-optimization/21848
10136 * calls.c (emit_library_call_value_1): For const functions, add
10137 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10139 PR rtl-optimization/22445
10140 * cselib.c (target.h): Include.
10141 (rtx_equal_for_cselib_p): Allow commutative matches.
10142 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10143 Remove MODE parameter. Changed all callers.
10145 PR rtl-optimization/22258
10146 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10148 (try_combine): Use likely_spilled_retval_p.
10150 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10152 * config.gcc: Add crx-elf support.
10154 * doc/contrib.texi: Mention crx.
10155 * doc/extend.texi: Document crx extensions.
10156 * doc/install.texi: Document crx install.
10157 * doc/invoke.texi: Document crx options.
10158 * doc/md.texi: Document crx constraints.
10160 * config/crx/crx-protos.h: New file.
10161 * config/crx/crx.c: New file.
10162 * config/crx/crx.h: New file.
10163 * config/crx/crx.md: New file.
10164 * config/crx/crx.opt: New file.
10165 * config/crx/t-crx: New file.
10167 2005-07-22 Manfred Hollstein <mh@suse.com>
10169 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10171 (int_add_graph_edge): Likewise.
10172 (collapse_nodes): Likewise.
10173 (process_unification_queue): Likewise.
10175 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10176 Laurent GUERBY <laurent@guerby.net>
10178 PR tree-optimization/22336
10179 * function.c (record_block_change): Check for
10180 cfun->ib_boundaries_block.
10182 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10184 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10185 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10187 2005-07-21 DJ Delorie <dj@redhat.com>
10189 * toplev.c (warn_deprecated_use): Add warning control to warning
10191 * c-typeck.c (parser_build_binary_op): Likewise.
10192 (c_finish_if_stmt): Likewise.
10193 * c-common.c (check_function_sentinel): Likewise.
10194 (check_nonnull_arg): Likewise.
10196 2005-07-21 Richard Henderson <rth@redhat.com>
10199 * tree-complex.c (complex_ssa_name_components): New.
10200 (cvc_lookup): Allow entry not found.
10201 (create_components): Remove.
10202 (create_one_component_var, get_component_var): New.
10203 (get_component_ssa_name, set_component_ssa_name): New.
10204 (extract_component): Use get_component_ssa_name.
10205 (update_complex_components): Use set_component_ssa_name.
10206 (update_complex_components_on_edge): Likewise.
10207 (update_phi_components): Create new PHI nodes directly, instead
10208 of adding insns to edges.
10209 (tree_lower_complex): Allocate and free complex_variable_components
10210 and complex_ssa_name_components here.
10212 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10214 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10215 revert to returning false.
10217 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10220 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10222 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10225 * config/i386/i386.md (cmpxf): Change operand constraints
10226 to "nonmemory_operand".
10228 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10230 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10232 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10234 PR middle-end/21180
10235 * fold-const.c (fold_build1): Add checksum for the operands.
10236 (fold_build2): Likewise.
10237 (fold_build3): Likewise.
10239 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10241 PR middle-end/19055
10242 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10244 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10246 * common.opt (-fforward-propagate): Committed by mistake,
10249 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10251 * reg-stack.c: Fix comment typo(s).
10252 * tree-ssa-operands.c: Likewise.
10253 * tree-vectorizer: Likewise.
10255 2005-07-21 Nick Clifton <nickc@redhat.com>
10257 * config/sh/symbian.c: Replace C++ style line comments with C
10258 style line comments.
10259 (symbian_add_attribute): Do not use a ? operator on the LHS of
10261 (sh_symbian_handle_dll_attribute): Change the type of the
10262 method vector to "VEC(tree,gc)*" and use vector accessor
10263 macros to walk over the elements.
10264 (symbian_export_vtable_and_rtti_p): Likewise.
10265 (symbian_class_needs_attribute_p): Likewise.
10267 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10270 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10271 initialize targetm.resolve_overloaded_builtin here.
10272 (altivec_expand_overloaded_builtin): Make it non-static.
10273 * config/rs6000/rs6000-protos.h
10274 (altivec_expand_overloaded_builtin): New prototype.
10275 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10276 targetm.resolve_overloaded_builtin here.
10277 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10279 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10280 Zdenek Dvorak <dvorakz@suse.cz>
10282 PR tree-optimization/19210
10283 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10285 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10286 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10287 rely on unproven assumptions.
10288 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10289 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10290 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10291 to number_of_iterations_exit.
10292 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10293 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10294 * tree-ssa-loop-niter.c (find_loop_niter,
10295 estimate_numbers_of_iterations_loop): Likewise.
10296 (number_of_iterations_exit): Honor the new options.
10297 * doc/invoke.texi (Wunsafe-loop-optimizations,
10298 funsafe-loop-optimizations): Document them.
10300 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10302 PR rtl-optimization/22167
10303 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10305 2005-07-20 Adam Nemet <anemet@lnxw.com>
10307 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10308 __do_global_dtors_aux longcall.
10310 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10312 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10313 (old_special_pred_table): Don't reference
10314 SPECIAL_MODE_PREDICATES.
10315 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10316 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10317 * config/sh/predicates.h: Don't mention
10318 SPECIAL_MODE_PREDICATES.
10319 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10322 2005-07-20 DJ Delorie <dj@redhat.com>
10324 * config.gcc: Add m32c-elf support.
10326 * doc/contrib.texi: Mention m32c.
10327 * doc/extend.texi: Document m32c extensions.
10328 * doc/install.texi: Mention m32c.
10329 * doc/invoke.texi: Document m32c options.
10330 * doc/md.texi: Document m32c constraints.
10332 * config/m32c/addsub.md: New file.
10333 * config/m32c/bitops.md: New file.
10334 * config/m32c/cond.md: New file.
10335 * config/m32c/jump.md: New file.
10336 * config/m32c/m32c-lib1.S: New file.
10337 * config/m32c/m32c-lib2.c: New file.
10338 * config/m32c/m32c-modes.def: New file.
10339 * config/m32c/m32c-pragma.c: New file.
10340 * config/m32c/m32c-protos.h: New file.
10341 * config/m32c/m32c.abi: New file.
10342 * config/m32c/m32c.c: New file.
10343 * config/m32c/m32c.h: New file.
10344 * config/m32c/m32c.md: New file.
10345 * config/m32c/m32c.opt: New file.
10346 * config/m32c/minmax.md: New file.
10347 * config/m32c/mov.md: New file.
10348 * config/m32c/muldiv.md: New file.
10349 * config/m32c/predicates.md: New file.
10350 * config/m32c/prologue.md: New file.
10351 * config/m32c/shift.md: New file.
10352 * config/m32c/t-m32c: New file.
10354 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10356 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10357 (stack_protect_set, stack_protect_test): New expanders.
10358 (stack_protect_set_si, stack_protect_set_si_media,
10359 stack_protect_set_di_media, stack_protect_test_si,
10360 stack_protect_test_si_media, stack_protect_test_di_media):
10363 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10365 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10367 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10369 * tree.h (tree_expr_nonzero_p): Export.
10370 * fold-const.c (tree_expr_nonzero_p): Likewise.
10371 Return true for CALL_EXPRs that are alloca calls.
10372 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10374 * tree-flow.h (expr_computes_nonzero): Remove.
10375 * tree-vrp.c (expr_computes_nonzero): Remove.
10376 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10377 (extract_range_from_unary_expr): Likewise.
10378 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10379 tree_expr_nonzero_p.
10381 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10383 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10384 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10385 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10386 All callers changed.
10387 (frame_related_constant_load): New arg "related" which controls
10388 setting of RTX_FRAME_RELATED_P. All callers changed.
10389 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10390 (bfin_expand_prologue): Add stack limit checking.
10391 * config/bfin/bfin.md (trapifcc): New pattern.
10393 * config/bfin/bfin.c: Include "langhooks.h".
10394 (def_builtin): Go through lang_hooks to call builtin_function.
10396 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10397 * config/bfin/predicates.md (symbol_ref_operand): New.
10398 (call_insn_operand): Delete. All callers changed to use
10399 register_no_elim_operand.
10400 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10402 (function_arg): Use it to generate the call's operand 2.
10403 (bfin_longcall_p): New function.
10404 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10405 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10406 determine if the address needs to be in a REG.
10407 (bfin_handle_longcall_attribute): New function.
10408 (bfin_attribute_table): Add "longcall" and "shortcall".
10409 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10410 (CUMULATIVE_ARGS): New member call_cookie.
10411 (PREDICATE_CODES): Add symbol_ref_operand.
10412 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10413 extra USE to the pattern.
10414 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10415 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10416 sibcall_value_insn; now the new patterns handle direct calls and the
10417 old ones indirect calls.
10418 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10420 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10422 * doc/trouble.texi: Update section on handling of empty loops.
10424 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10426 * config.gcc: Remove support for sparc-*-openbsd*,
10427 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10429 * config.host: Remove support for i860-*-sysv4* as a host.
10430 * config/i860/*, config/ip2k/*, config/ns32k/*,
10431 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10432 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10433 mention obsolete ports.
10435 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10437 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10438 soft frame pointer.
10439 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10440 of frame_pointer_rtx.
10441 (sh_expand_epilogue): Likewise.
10442 (sh_set_return_address): Likewise.
10443 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10444 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10445 offsets from FRAME_POINTER_REGNUM.
10446 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10447 (sh_register_names): Add initializer for sfp.
10448 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10449 (VALID_REGISTER_P): Likewise.
10450 (FIRST_PSEUDO_REGISTER): Update.
10451 (DWARF_FRAME_REGISTERS): Define.
10452 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10453 (HARD_FRAME_POINTER_REGNUM): Define.
10454 (FRAME_POINTER_REGNUM): Redefine.
10455 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10456 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10457 from FRAME_POINTER_REGNUM.
10458 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10459 FRAME_POINTER_REGNUM.
10460 (REG_CLASS_CONTENTS): Add sfp.
10461 (REG_ALLOC_ORDER): Likewise.
10462 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10463 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10464 of frame_pointer_rtx.
10465 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10467 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10469 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10470 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10471 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10473 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10476 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10478 Make CONSTRUCTOR use VEC to store initializers.
10479 * c-common.c (complete_array_type): Update to cope with VEC in
10481 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10482 (pp_c_constructor_elts): New function.
10483 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10484 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10485 struct constructor_stack, struct initializer_stack,
10486 constructor_elements, push_init_level, pop_init_level,
10487 add_pending_init, find_init_member, output_init_element): Update to
10488 cope with VEC in CONSTRUCTOR_ELTS.
10489 * coverage.c (build_fn_info_value, build_ctr_info_value,
10490 build_gcov_info): Likewise.
10491 * expr.c (categorize_ctor_elements_1, store_constructor,
10492 expand_expr_real_1): Likewise.
10493 * fold-const.c (fold_ternary): Likewise.
10494 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10495 gimplify_init_constructor, gimplify_expr): Likewise.
10496 * tree-dump.c (dequeue_and_dump): Likewise.
10497 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10499 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10501 * tree-sra.c (generate_element_init_1): Likewise.
10502 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10503 * tree-ssa-operands.c (get_expr_operands): Likewise.
10504 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10505 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10506 (get_initial_def_for_reduction): Likewise.
10507 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10508 value handle in annotations.
10509 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10510 tree_node_structure): Add support for constr_kind.
10511 (build_vector_from_ctor, build_constructor_single,
10512 build_constructor_from_list): New functions.
10513 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10514 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10515 Update to cope with VEC in CONSTRUCTOR_ELTS.
10516 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10517 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10518 CONSTRUCTOR_APPEND_ELT): New macros.
10519 (struct constructor_elt, struct tree_constructor): New data types.
10520 (union tree_node): Add tree_constructor field.
10521 * treestruct.def: Define TS_CONSTRUCTOR.
10522 * varasm.c (const_hash_1, compare_constant, copy_constant,
10523 compute_reloc_for_constant, output_addressed_constants,
10524 initializer_constant_valid_p, output_constant,
10525 array_size_for_constructor, output_constructor): Update to cope with
10526 VEC in CONSTRUCTOR_ELTS.
10527 * vec.h (VEC_empty, VEC_copy): New macros.
10529 2005-07-19 Devang Patel <dpatel@apple.com>
10531 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10533 2005-07-19 Richard Henderson <rth@redhat.com>
10536 * gimplify.c (gimplify_expr): Use main variant type for the temp
10537 destination for a discarded volatile read.
10538 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10539 casts between non-void types that change volatility.
10541 2005-07-15 DJ Delorie <dj@redhat.com>
10543 * toplev.h: Add comment about the first parameter for warning().
10544 * errors.h: Likewise.
10546 * c.opt (Wpragmas): New.
10547 * doc/invoke.texi: Document it.
10549 * function.c (do_warn_unused_parameter): Add warning control to
10551 * c-decl.c (warn_if_shadowing): Likewise.
10552 * c-lex.c (cb_def_pragma): Likewise.
10553 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10554 (pop_alignment): Likewise.
10555 (handle_pragma_pack): Likewise.
10556 (apply_pragma_weak): Likewise.
10557 (handle_pragma_weak): Likewise.
10558 (handle_pragma_redefine_extname): Likewise.
10559 (add_to_renaming_pragma_list): Likewise.
10560 (handle_pragma_extern_prefix): Likewise.
10561 (maybe_apply_renaming_pragma): Likewise.
10562 (handle_pragma_visibility): Likewise.
10564 * config/c4x/c4x-c.c (BAD): Likewise.
10565 (c4x_parse_pragma): Likewise.
10566 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10567 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10568 (rs6000_pragma_longcall): Likewise.
10569 * config/v850/v850-c.c (pop_data_area): Likewise.
10570 (ghs_pragma_section): Likewise.
10571 (ghs_pragma_section): Likewise.
10572 (ghs_pragma_interrupt): Likewise.
10573 (ghs_pragma_starttda): Likewise.
10574 (ghs_pragma_startsda): Likewise.
10575 (ghs_pragma_startzda): Likewise.
10576 (ghs_pragma_endtda): Likewise.
10577 (ghs_pragma_endsda): Likewise.
10578 (ghs_pragma_endzda): Likewise.
10580 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10581 Kenneth Zadeck <zadeck@naturalbridge.com>
10583 * Makefile.in: Removed tree-promote-statics.c
10584 * tree-promote-statics.c: Removed.
10585 * common.opt: Removed flag-promote-statics.
10587 * passes.c: Removed tree-promote-statics pass.
10588 * tree-pass.h: Ditto.
10589 * timevar.def: Removed TV_PROMOTE_STATICS.
10592 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10594 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10596 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10598 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10601 * c-common.c (check_function_arguments): Call
10602 'check_function_format' if either -Wformat or
10603 -Wmissing-format-attribute are specified.
10604 * c-format.c (check_function_format): Check -Wformat before
10605 calling 'check_format_info'.
10606 * c-opts.c (c_common_post_options): Don't warn for
10607 -Wmissing-format-attribute without -Wformat.
10608 * c-typeck.c (convert_for_assignment): Detect additional cases for
10609 -Wmissing-format-attribute.
10610 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10613 2005-07-19 Richard Guenther <rguenther@suse.de>
10615 * config/i386/i386.md (lrint<mode>2): Use temporary
10616 instead of clobbering non-existent memory.
10618 2005-07-19 Nick Clifton <nickc@redhat.com>
10620 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10621 statement to avoid displaying ASCII control characters.
10623 2005-07-19 Ben Elliston <bje@au.ibm.com>
10625 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10626 * cfganal.c (find_edge_index): Ditto.
10627 * combine.c (combine_instructions): Ditto.
10628 * ddg.c (create_scc): Ditto.
10629 (find_successors): Ditto.
10630 (find_predecessors): Ditto.
10631 (find_nodes_on_paths): Ditto.
10632 (longest_simple_path): Ditto.
10633 * flow.c (update_life_info): Ditto.
10634 (count_or_remove_death_notes): Ditto.
10635 (clear_log_links): Ditto.
10636 * modulo-sched.c (generate_reg_moves): Ditto.
10637 (find_max_asap): Ditto.
10638 (find_max_hv_min_mob): Ditto.
10639 (find_max_dv_min_mob): Ditto.
10640 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10641 * sched-rgn.c (extract_edgelst): Ditto.
10642 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10643 (dump_update_ssa): Ditto.
10644 (ssa_names_to_replace) Ditto.
10645 (switch_virtuals_to_full_rewrite): Ditto.
10646 (update_ssa): Ditto.
10647 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10649 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10651 Fix PR tree-optimization/22483
10653 * tree-complex.c (create_components): Use
10654 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10655 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10656 * tree-flow.h (safe_referenced_var_iterator): New structure.
10657 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10658 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10659 safe_referenced_var iterator.
10660 (add_type_alias): Ditto.
10662 2005-07-19 Steven Bosscher <stevenb@suse.de>
10664 * loop-init.c (rest_of_handle_loop2): Remove.
10665 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10666 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10667 (pass_rtl_loop_init, pass_rtl_loop_done,
10668 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10669 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10670 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10671 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10672 pass_tree_loop_done, and pass_tree_unswitch.
10673 (gate_loop): Rename to gate_tree_loop.
10674 * passes.c (init_optimization_passes): Update for renamed tree
10675 loop passes. Add the new loop2 passes as subpasses of loop2.
10676 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10677 Update for the renamed tree loop passes.
10679 2005-07-18 Ian Lance Taylor <ian@airs.com>
10681 PR middle-end/22057
10682 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10683 blocks when optimizing.
10685 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10687 * common.opt (frename-registers): Initialize to 2.
10689 (fgcse-after-reload): Ditto.
10690 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10691 (process_options): Only change flag_web, flag_rename_registers,
10692 and flag_rerun_cse_after_loop if not explicitly set by user.
10694 2005-07-18 Jan Beulich <jbeulich@novell.com>
10696 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10697 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10698 in 64-bit mode the same as DImode in 32-bit mode.
10699 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10700 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10701 mode. Add new mode parameter.
10702 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10703 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10704 x86_64_shift_adj): New expanders.
10705 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10706 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10708 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10709 DImode shift splitters.
10710 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10711 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10714 2005-07-18 Jan Beulich <jbeulich@novell.com>
10716 * i386.md (movdi_extzv_1): New.
10717 (zero_extendhidi2): Combine alternatives and never force use of
10719 (zero_extendqidi2): Likewise. Don't restrict input selection.
10721 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10723 Fix PR tree-optimization/22531
10724 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10727 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10729 * tree-promote-statics.c (pass_promote_statics): Change dump file
10732 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10734 * tree-optimize.c (init_tree_optimization_passes): Add
10735 pass_eliminate_useless_stores pass.
10736 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10737 * tree-ssa-pre.c (is_copy_stmt): New function.
10738 (follow_copies_till_vuse): Ditto.
10739 (do_eustores): Ditto.
10740 (gate_eustores): Ditto.
10742 2005-07-16 Richard Henderson <rth@redhat.com>
10744 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10746 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10747 Kenneth Zadeck <zadeck@naturalbridge.com>
10749 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10750 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10751 ipa-type-escape.h, tree-promote-statics.c
10752 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10753 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10754 tree-promote-statics.c: new files.
10755 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10756 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10757 int nonlocal_set_p, mark_constant_function): Deleted.
10758 (rest_of_handle_cfg): Removed call to mark_constant_function.
10759 (nonoverlapping_component_refs_p): Added calls to support
10760 type based aliasing.
10761 * tree-ssa-alias.c (may_alias_p,
10762 compute_flow_insensitive_aliasing): Ditto.
10763 * calls.c (flags_from_decl_or_type): Removed reference to
10765 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10766 too many arguments. This is necessary for Spec 2000.
10767 * cgraph.h (const_function, pure_function): Removed.
10768 * common.opt: Added "fipa-pure-const", "fipa-reference",
10769 "fipa-type-escape", and "ftree-promote-static".
10771 * passes.c: Added ipa and tree-promote-statics passes.
10772 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10773 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10774 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10775 * tree-flow.h: Added exposed sra calls and addition of
10776 reference_vars_info field for FUNCTION_DECLS.
10777 * tree-pass.h: Added passes.
10778 * tree-sra.c: (sra_init_cache): New function.
10779 (sra_insert_before, sra_insert_after) Made public.
10780 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10782 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10783 aliasing. (may_alias_p): Added code to use type escape analysis to
10784 improve alias sets.
10785 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10786 code to prune clobbers of static variables based on information
10787 produced in ipa-reference pass. Changed call clobbering so that
10788 statics are not marked as clobbered if the call does not clobber
10791 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10793 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10796 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10798 * doc/install.texi (*-*-solaris2*): Document recommended version
10799 of GNU binutils and mention GNU linker problem on Solaris 10.
10801 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10804 * c-decl.c (c_build_bitfield_integer_type): New function.
10805 (finish_struct): Call it.
10806 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10808 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10810 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10813 2005-07-16 Jan Hubicka <jh@suse.cz>
10815 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10816 (scale_bbs_frequencies_int): Watch roundoff errors.
10817 * predict.c (return_prediction): Initialize return_stmt.
10819 2005-07-16 Jan Hubicka <jh@suse.cz>
10821 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10822 after RTL profiling.
10824 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10826 PR middle-end/22398
10827 * fold-const.c (build_range_check): Convert high/low to etype
10828 if we are only comparing against exp.
10830 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10832 Fix PR tree-optimization/22376
10833 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10835 (need_to_solve): New function.
10836 (compute_points_to_sets): Use it.
10838 2005-07-15 Jan Hubicka <jh@suse.cz>
10840 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10841 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10843 2005-07-15 Richard Guenther <rguenther@suse.de>
10845 * c-common.c (handle_flatten_attribute): New function.
10846 Add flatten function attribute.
10847 * doc/extend.texi: Document flatten function attribute.
10848 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10849 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10851 (cgraph_decide_inlining): Handle functions with flatten
10854 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10856 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10857 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10858 UNSPEC_XCHG, UNSPEC_AND): New.
10859 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10860 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10861 * config/rs6000/sync.md (FETCHOP): New code macro.
10862 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10864 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10865 (sync_compare_and_swap<mode>): Same.
10866 (sync_lock_test_and_set<mode>): Same.
10867 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10868 for QImode and HImode, and not PPC405.
10869 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10870 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10871 (sync_<fetchop>{si,di}_internal): New.
10872 (sync_nand{si,di}_internal): New.
10873 (sync_old_<fetchop>{si,di}_internal): New.
10874 (sync_old_nand{si,di}_internal): New
10875 (sync_new_<fetchop>{si,di}_internal): New.
10876 (sync_new_nand{si,di}_internal): New.
10877 (atomic_and{si,di}): New.
10878 (sync_new_nand{si,di}_internal): New.
10879 (atomic_and{si,di}): New.
10880 (sync_add<mode>_internal): Delete.
10881 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10882 (sync_sub<mode>_internal): Delte.
10883 (sync_subshort_internal): New.
10884 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10885 (sync_anddi_internal): Delete.
10886 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10887 (sync_booldi_internal): Delete.
10888 (sync_boolc<mode>_internal): Delete.
10889 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10890 (sync_boolc<mode>_internal2): Delete.
10891 (sync_boolcc<mode>_internal): Delete.
10892 (isync, lwsync): Use unspec instead of unspec_volatile.
10893 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10894 Revert UNSPEC_VOLATILE.
10895 (rs6000_split_atomic_op): New.
10896 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10898 2005-07-14 Eric Christopher <echristo@redhat.com>
10900 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10901 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10903 2005-07-14 Eric Christopher <echristo@redhat.com>
10905 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10907 2005-07-14 Steven Bosscher <stevenb@suse.de>
10909 PR tree-optimization/22230
10910 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10911 the computation of the four cross productions for "range op range".
10913 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10914 Ulrich Weigand <uweigand@de.ibm.com>
10917 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10920 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10922 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10924 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10926 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10928 2005-07-14 Richard Guenther <rguenther@suse.de>
10930 PR middle-end/22347
10931 * config/i386/i386-protos.h (ix86_function_value): Change
10932 prototype to match new target hook.
10933 * config/i386/i386.c (ix86_value_regno): Change prototype
10934 to take extra type argument.
10935 (TARGET_FUNCTION_VALUE): Define.
10936 (ix86_function_ok_for_sibcall): Pass extra argument to
10937 ix86_value_regno, check return slot rtx for exact match.
10938 (ix86_function_value): Take extra parameter. Dispatch to
10939 ix86_value_regno with fndecl/fntype as provided.
10940 (ix86_value_regno): Handle extra type argument.
10941 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10943 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10944 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10945 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10946 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10947 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10949 2005-07-14 Richard Guenther <rguenther@suse.de>
10951 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10952 * calls.c (expand_call): Pass fntype to hard_function_value.
10953 (emit_library_call_value_1): Likewise.
10954 * explow.c: Include target.h.
10955 (hard_function_value): Take extra argument, the fntype.
10956 Use new target hook for function_value.
10957 * expr.h (hard_function_value): Change prototype.
10958 * function.c (aggregate_value_p): Pass 0 as fntype to
10959 hard_function_value.
10960 (assign_parms): Use new target hook for function_value.
10961 Pass 0 as fntype to hard_function_value.
10962 (expand_function_end): Likewise.
10963 * reg-stack.c: Include target.h.
10964 (stack_result): Use new target hook for function_value.
10965 * target-def.h: New target hook function_value.
10966 * target.h: Likewise.
10967 * targhooks.c (default_function_value): New function.
10968 * targhooks.h (default_function_value): Declare.
10970 2005-07-13 Ian Lance Taylor <ian@airs.com>
10972 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10974 2005-07-14 Jan Hubicka <jh@suse.cz>
10976 * tree-dfa.c (dump_variable): Use default_def function.
10977 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10978 * tree-ssa.c (verify_use): Likewise.
10979 * tree-ssanames.c (release_ssa_name): Likewise.
10980 * tree-tailcall.c (eliminate_tail_call): Likewise.
10981 (tree_optimize_tail_calls_1): Likewise.
10982 * tree-vrp.c (get_value_range): Likewise.
10984 2005-07-14 Ben Elliston <bje@au.ibm.com>
10986 * gcc.c (main): Compare language[0] with '*' when iterating over
10989 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10991 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10992 "s390_emit_compare". Add handling of CCZ1mode.
10993 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10994 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10996 (s390_branch_condition_mask): Add CCZ1mode handling.
10997 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10998 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10999 Use CCZ1mode instead of CCZmode.
11000 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11002 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
11004 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11006 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11008 2005-07-13 Eric Christopher <echristo@redhat.com>
11010 * config/mips/mips.c (mips_canonicalize_comparison): New.
11011 (mips_emit_int_relational): Use.
11013 2005-07-13 Eric Christopher <echristo@redhat.com>
11015 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11016 static extra parts.
11017 * config/s390/s390.md: Include tpf.md. Move tpf specific
11019 * config/s390/tpf.md: To here.
11020 * config/s390/s390.opt: Move tpf specific options...
11021 * config/s390/tpf.opt: to here. Add mmain option.
11022 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11023 * config/s390/tpf.h: Rewrite.
11025 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11027 * doc/tm.texi: Remove @xref{Cross-profiling}.
11029 2005-07-13 Jeff Law <law@redhat.com>
11031 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11032 expressions, test their _DECL operands for pointer equality rather
11033 than using operand_equal_p.
11035 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11037 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11038 (TARGET_POSIX_IO): This.
11039 * config/darwin.h: Likewise.
11040 * config/freebsd.h: Likewise.
11041 * config/linux.h: Likewise.
11042 * config/lynx.h: Likewise.
11043 * config/netbsd.h: Likewise.
11044 * config/rs6000/linux64.h: Likewise.
11045 * config/rs6000/linux.h: Likewise.
11046 * config/s390/tpf.h: Likewise.
11047 * config/sh/embed-elf.h: Likewise.
11048 * config/sparc/linux64.h: Likewise.
11049 * config/sparc/linux.h: Likewise.
11050 * config/svr4.h: Likewise.
11051 * gcov-io.h: Likewise.
11053 * doc/tm.texi: Updated.
11055 * libgcov.c (create_file_directory): Defined only if
11056 TARGET_POSIX_IO is defined.
11057 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11060 2005-07-13 Jan Hubicka <jh@suse.cz>
11062 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11064 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11066 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11067 structure as argument.
11069 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11071 PR tree-optimization/21921
11072 * tree-iterator.c (tsi_link_before): Support the case when
11073 tsi_end_p (tsi) == true.
11075 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11077 PR tree-optimization/22442
11078 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11081 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11083 PR rtl-optimization/20376
11084 * toplev.c (process_options): Enable -fweb and -frename-registers when
11086 * doc/invoke.texi: Update the information about when -fweb and
11087 -frename-registers are enabled.
11089 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11092 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11093 if *rhs_p is not a SSA_NAME.
11095 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11097 Fix PR tree-optimization/22422
11098 * tree-ssa-structalias.c (struct variable_info): Add flag for
11100 (get_varinfo): Now a static function.
11101 (new_varinfo): init has_union and is_special_var to false.
11102 (solution_set_add): Check has_union.
11103 (do_da_constraint): Move temporary variable so it gets reset
11105 Also check for special variable.
11106 (do_ds_constraint): Ditto.
11107 (do_sd_constraint): Ditto.
11108 (do_structure_copy): Check for special variable.
11109 (find_func_aliases): Ditto.
11110 (init_base_vars): Set special vars properly.
11112 2005-07-13 Jan Hubicka <jh@suse.cz>
11114 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11117 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11118 (get_expr_operands): Fix thinko wrt flags and subvars.
11120 PR tree-optimize/22379
11121 * tree-inline.c (expand_call_inline): Do not output sorry in early
11124 2005-07-12 Dale Johannesen <dalej@apple.com>
11126 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11128 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11131 * host-linux.h: Include limits.h.
11133 2005-07-12 Dale Johannesen <dalej@apple.com>
11135 * expr.c (compress_float_constant): Add cost check.
11136 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11138 2005-07-12 Dale Johannesen <dalej@apple.com>
11140 * gcc.target/i386/compress-float-sse.c: New.
11141 * gcc.target/i386/compress-float-sse-pic.c: New.
11142 * gcc.target/i386/compress-float-387.c: New.
11143 * gcc.target/i386/compress-float-387-pic.c: New.
11144 * gcc.dg/compress-float-ppc.c: New.
11145 * gcc.dg/compress-float-ppc-pic.c: New.
11147 2005-07-12 Eric Christopher <echristo@redhat.com>
11149 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11150 static extra parts.
11151 * config/s390/s390.md: Include tpf.md. Move tpf specific
11153 * config/s390/tpf.md: To here.
11154 * config/s390/s390.opt: Move tpf specific options...
11155 * config/s390/tpf.opt: to here. Add mmain option.
11156 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11157 * config/s390/tpf.h: Rewrite.
11159 2005-07-12 Eric Christopher <echristo@redhat.com>
11161 * gcc.c (struct infile): Update comment for language.
11162 (main): Rewrite input file resetting code.
11164 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11167 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11168 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11169 (lookup_avail_expr): Use constant_boolean_node instead
11170 of boolean_false_node/boolean_true_node.
11172 2005-07-12 Ben Elliston <bje@au.ibm.com>
11174 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11175 and use it when printing num_edges.
11177 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11179 * doc/extend.texi (Blackfin Built-in Functions): New section.
11180 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11183 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11185 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11186 s/cmpstrsi/cmpstrnsi
11187 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11189 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11190 (init_optabs): Initialize cmpstrn_optab.
11191 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11192 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11193 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11194 * config/i386/i386.md: s/cmpstr/cmpstrn
11195 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11196 * doc/md.texi: Update documentation.
11198 2005-07-11 Richard Henderson <rth@redhat.com>
11200 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11201 build_va_arg_indirect_ref.
11202 (alpha_gimplify_va_arg): Likewise.
11203 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11204 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11205 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11206 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11207 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11208 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11210 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11212 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11214 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11215 * passes.c (init_optimization_passes): Add pass_empty_loop.
11216 * tree-pass.h (pass_empty_loop): Declare.
11217 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11218 try_remove_empty_loop, remove_empty_loops): New functions.
11219 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11220 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11222 2005-07-12 Peter Barada <peter@the-baradas.com>
11224 PR middle-end/16719
11225 PR middle-end/18421
11226 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11227 in address registers.
11228 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11229 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11230 alternative of addsi3_5200.
11232 2005-07-11 Ian Lance Taylor <ian@airs.com>
11234 * config/mips/mips.md (ffs<mode>2): Remove.
11236 2005-07-11 Ian Lance Taylor <ian@airs.com>
11238 * doc/tree-ssa.texi (Cleanups): Improve description of
11240 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11242 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11244 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11245 * tree.h (DECL_ARGUMENT_FLD): New macro.
11247 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11249 Fix PR tree-optimization/22404
11251 * tree-ssa-structalias.c (create_variable_info_for): Use
11254 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11256 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11257 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11258 for second comparison operand.
11259 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11261 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11262 (define_insn_reservation "alu"): Likewise.
11263 (csync, ssync): Now of type sync.
11264 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11265 -mcsync-anomaly -mspecld-anomaly.
11266 * config/bfin/bfin.opt (mcsync): Remove.
11267 (mcsync-anomaly, mspecld-anomaly): Add.
11268 * config/bfin/bfin.c: Include "insn-codes.h".
11269 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11270 (TARGET_DEFAULT_TARGET_FLAGS): New.
11271 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11273 2005-07-11 Steven Bosscher <stevenb@suse.de>
11275 * basic-block.h: Give the BB flags enum a name, bb_flags.
11276 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11277 * cfgcleanup.c (enum bb_flags): Remove here.
11278 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11279 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11280 (update_forwarder_flag): Likewise.
11281 (thread_jump): Likewise.
11282 (try_forward_edges): Likewise.
11283 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11284 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11285 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11287 2005-07-11 Richard Guenther <rguenther@suse.de>
11289 * config/i386/i386.opt: New target option -msseregparm.
11290 * config/i386/i386.c (override_options): Error out for
11291 -msseregparm but no SSE support.
11292 (ix86_function_sseregparm): Check for global sseregparm.
11293 * doc/invoke.texi: Document -msseregparm.
11295 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11297 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11298 (m32rle-*-linux*): Ditto.
11300 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11302 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11303 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11306 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11308 PR middle-end/22239
11310 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11311 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11313 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11315 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11316 (varmap): Heapify varmap.
11317 (constraints): Heapify constraints.
11318 (struct constraint_graph): Heapify succs and preds.
11319 (constraint_vec_find): Update for heapification.
11320 (constraint_set_union): Ditto.
11321 (insert_into_complex): Ditto.
11322 (constraint_edge_vec_find): Ditto.
11323 (erase_graph_self_edge): Ditto.
11324 (add_graph_edge): Ditto.
11325 (get_graph_weights): Ditto.
11326 (merge_graph_nodes): Ditto.
11327 (build_constraint_graph): Ditto.
11328 (topo_visit): Ditto.
11329 (solve_graph): Ditto.
11330 (create_variable_info_for): Ditto.
11331 (init_base_vars): Ditto.
11332 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11333 (condese_varmap_nodes): Free complex vector.
11334 (clear_edges_for_node): Clear succs and preds vector.
11336 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11338 * tree-ssa-structalias.c (update_alias_info): Change counting of
11339 references to not include vdefs.
11341 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11343 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11344 (up_insert): Ditto.
11346 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11348 * pa.c (pa_commutative_p): Make PLUS commutative when
11349 TARGET_NO_SPACE_REGS is true.
11351 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11353 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11354 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11355 * tree-dfa.c (dump_subvars_for): New.
11356 (debug_subvars_for): New.
11357 (dump_variable): Show subvariables if VAR has them.
11358 * tree-flow-inline.h (get_subvar_at): New.
11359 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11360 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11362 (struct subvar): Change fields offset and size to unsigned
11364 (dump_subvars_for): Declare.
11365 (debug_subvars_for): Declare.
11366 (get_subvar_at): Declare.
11367 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11368 to unsigned HOST_WIDE_INT *.
11369 (overlap_subvar): Likewise.
11370 * tree-gimple.c (is_gimple_reg): Always return false for
11371 SFTs and memory tags.
11372 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11373 Update all callers.
11374 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11375 (compute_may_aliases): Call compute_points_to_sets.
11376 (collect_points_to_info_for): Remove.
11377 (compute_points_to_and_addr_escape): Remove.
11378 (delete_alias_info): Call delete_points_to_sets.
11379 (compute_flow_sensitive_aliasing): If the call to
11380 find_what_p_points_to returns false, call set_pt_anything.
11381 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11382 (set_pt_anything): Clear pi->pt_vars.
11383 (set_pt_malloc): Remove.
11384 (merge_pointed_to_info): Remove.
11385 (add_pointed_to_expr): Remove.
11386 (add_pointed_to_var): Remove.
11387 (collect_points_to_info_r): Remove.
11388 (is_escape_site): Make extern.
11390 (create_overlap_variables_for): Call it.
11391 * tree-ssa-copy.c (merge_alias_info): Never merge
11392 flow-sensitive alias information.
11393 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11394 offset and size to be unsigned HOST_WIDE_INT.
11395 (add_to_addressable_set): Rename from note_addressable.
11396 Set TREE_ADDRESSABLE as the variables are added to the set.
11398 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11399 operands into VUSEs when adding V_MAY_DEFs for members in an
11401 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11402 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11403 (struct variable_info): Add bitfield is_heap_var.
11404 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11405 (new_var_info): Initialize is_heap_var.
11406 (get_constraint_for): Add HEAP variables to the symbol table.
11407 Mark them with is_heap_var.
11408 (update_alias_info): New. Taken mostly from the old
11409 compute_points_to_and_addr_escape.
11410 (handle_ptr_arith): New.
11411 (find_func_aliases): Call update_alias_info.
11412 Call handle_ptr_info for tcc_binary expressions.
11413 Call mark_stmt_modified.
11414 (create_variable_info_for): If DECL has subvars, do not create
11415 variables for its subvars. Always add all the fields.
11416 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11417 SFTs, then add all the SFTs of the structure.
11418 If VI->DECL is an aggregate with subvariables, add the SFT at
11420 (find_what_p_points_to): If VI is an artificial variable,
11421 translate to bitfields in SSA_NAME_PTR_INFO.
11422 If the solution is empty, set pi->pt_vars to NULL
11423 (init_base_vars): Create ANYOFFSET.
11424 (compute_points_to_sets): Rename from create_alias_vars.
11426 (pass_build_pta): Remove.
11427 (delete_points_to_sets): Rename from delete_alias_vars.
11428 (pass_del_pta): Remove.
11429 * tree-ssa-structalias.h (struct alias_info): Move from
11431 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11432 NUM_REFERENCES_SET): Likewise.
11433 (compute_points_to_sets, delete_points_to_sets): Declare.
11435 2005-07-09 Richard Henderson <rth@redhat.com>
11437 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11438 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11439 alpha_split_lock_test_and_set_12): New functions.
11440 * config/alpha/alpha-protos.h: Update.
11441 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11442 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11443 * config/alpha/sync.md (I12MODE): New.
11444 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11445 (sync_<fetchop_name><I48MODE>): Likewise.
11446 (sync_nand<I48MODE>): Likewise.
11447 (sync_old_<fetchop_name><I48MODE>): Likewise.
11448 (sync_new_<fetchop_name><I48MODE>): Likewise.
11449 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11450 (sync_compare_and_swap<I48MODE>): Likewise.
11451 (sync_lock_test_and_set<I48MODE>): Likewise.
11452 (sync_compare_and_swap<I12MODE>): New.
11453 (sync_compare_and_swap<I12MODE>_1): New.
11454 (sync_lock_test_and_set<I12MODE>): New.
11455 (sync_lock_test_and_set<I12MODE>_1): New.
11457 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11461 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11463 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11465 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11466 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11468 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11471 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11473 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11475 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11476 memory_operand constraint.
11477 (store_conditional_<mode>): Same.
11478 (sync_compare_and_swap<mode>): Same.
11479 (sync_lock_test_and_set<mode>): Same.
11481 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11483 Rewrite PIC support to more closely model actual instructions.
11484 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11485 (cris_symbol): Remove prototypes for removed functions.
11486 (cris_pic_symbol_type_of, cris_valid_pic_const)
11487 (cris_expand_pic_call_address): Prototypes for new functions.
11488 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11490 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11492 <case ':'>: Add case for new punctuation character.
11493 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11494 emitting (extra) PIC modifier.
11495 <case UNSPEC>: Do not assert for PLT.
11496 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11497 (cris_expand_prologue, cris_expand_epilogue): Check
11498 for pic_offset_table_rtx usage instead of taking
11499 current_function_uses_pic_offset_table as the final word.
11500 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11501 Remove flag_pic difference.
11502 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11503 the moral equivalents of...
11504 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11506 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11507 (cris_handle_option): Mark ARG as unused.
11508 (cris_expand_pic_call_address): New worker function for "call",
11510 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11511 output PIC constructs here.
11512 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11513 as symbol-specific modifers, not whole or part of operands.
11514 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11515 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11516 constants and flag_pic.
11517 (CONSTANT_INDEX_P): Adjust for new functions.
11518 (enum cris_pic_symbol_type): New helper type.
11519 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11520 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11521 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11523 ("movsi"): Emit actual instructions for GOT and relative access.
11524 ("*movsi_got_load"): New pattern to set up the register holding
11526 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11527 Adjust FIXME for 'S'.
11528 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11529 Use "movs" for -fpic cases.
11530 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11531 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11532 ("call", "call_value"): Just call cris_expand_pic_call_address for
11534 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11535 Remove special pattern.
11536 ("*expanded_call_side", "*expanded_call_value_side"): New
11538 (gotplt-to-plt, gotplt-to-plt-side-call)
11539 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11541 * config/cris/cris/predicates.md
11542 ("cris_general_operand_or_gotless_symbol"): Remove unused
11544 ("cris_general_operand_or_symbol"): Adjust for new functions.
11546 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11548 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11550 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11552 * Makefile.in (TREE_H): Add treestruct.def.
11553 (c-decl.o): Add pointer-set.h
11554 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11555 visibility on regular DECL's.
11556 (merge_decls): Fix the copying of decl nodes of various types for
11557 the new structures. Don't update RTL, section name, weak status,
11558 etc, on DECL's without RTL.
11559 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11560 Don't check volatile on non-variable types.
11561 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11562 to check whether we have seen arguments.
11563 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11564 flag is checked before field (flag is common, field is not).
11565 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11566 TS_DECL_COMMON could have an origin.
11567 (add_location_or_const_value_attribute): Don't check section name
11568 on non-var/function decls.
11569 (dwarf2out_var_location): Reverse order of tests.
11570 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11571 with DECL_WRTL_CHECK.
11572 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11573 * fold-const.c (fold_binary): Don't check weakness on
11574 non-var/function decls.
11575 (tree_expr_nonzero_p): Ditto.
11576 (fold_checksum_tree): Use tree_decl_extra as sizeof
11578 * ggc-page.c (extra_order_size_table): Add sizes for
11579 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11581 * gimplify.c (gimplify_bind_expr): Only set
11582 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11583 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11585 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11586 * langhooks.h (init_ts). New langhook.
11587 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11588 * print-tree.c (print_node): Update to only print fields that
11589 exist in the structures the passed decl has.
11590 * toplev.c (wrapup_global_declarations): Don't reset
11591 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11592 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11593 * tree-inline.c (remap_decl): Ditto.
11594 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11595 * tree-pretty-print.c (print_declaration): Don't print
11596 DECL_REGISTER on things that don't contain it.
11597 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11598 non-var/function decls.
11599 * tree.c (tree_contains_struct): New structure.
11600 (init_priority_for_decl): New hashtable.
11601 (tree_int_map): New structure.
11602 (tree_int_map_eq): New function.
11603 (tree_int_map_marked_p): Ditto.
11604 (tree_int_map_hash): Ditto.
11605 (tree_map): Move to tree.h.
11606 (tree_map_eq): Externalize.
11607 (tree_map_hash): Ditto.
11608 (tree_map_marked_p): Ditto.
11609 (init_ttree): Set up tree_contains_struct and call langhook.
11610 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11611 (tree_code_size): Update for new structures.
11612 (tree_node_structure): Update for new structures.
11613 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11615 (copy_node_stat): Copy init priority.
11616 (build_decl_stat): Ditto for visibility.
11617 (ts_enum_names): New.
11618 (tree_contains_struct_check_failed): New function.
11619 (decl_init_priority_lookup): Ditto.
11620 (decl_init_priority_insert): Ditto.
11621 * treestruct.def: New file.
11622 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11623 (CONTAINS_STRUCT_CHECK): Ditto.
11624 (tree_contains_struct_check_failed): New prototype.
11625 (DECL_CHECK): Removed.
11626 (DECL_MINIMAL_CHECK): New.
11627 (DECL_COMMON_CHECK): Ditto.
11628 (DECL_WRTL_CHECK): Ditto.
11629 (DECL_NON_COMMON_CHECK): Ditto.
11630 (DECL_WITH_VIS_CHECK): Ditto.
11631 (VAR_OR_FUNCTION_DECL_P): Ditto
11632 (struct tree_decl_minimal): New structure.
11633 (struct tree_decl_common): Ditto.
11634 (struct tree_decl_with_rtl): Ditto.
11635 (struct tree_decl_with_vis): Ditto.
11636 (struct tree_decl_non_common): Ditto.
11637 (struct tree_field_decl): Ditto.
11638 (struct tree_parm_decl): Ditto.
11639 (struct tree_var_decl): Ditto.
11640 (struct tree_function_decl): Ditto.
11641 (struct tree_const_decl): Ditto.
11642 (struct tree_result_decl): Ditto.
11643 (union tree_node): Add new structures.
11644 * var-tracking.c (track_expr_p): Reverse order of tests.
11646 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11648 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11650 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11651 * system.h: Poison FINALIZE_PIC.
11652 * doc/tm.texi (FINALIZE_PIC): Remove.
11654 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11657 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11658 to the correct type if we have a MODIFY_EXPR.
11660 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11662 PR tree-optimization/22360
11663 * tree.c (upper_bound_in_type): Fix calculations for casting
11664 to a non-wider signed type and casting a signed value to a
11665 wider unsigned type.
11666 (lower_bound_in_type): Fix calculations for casting to a
11667 non-wider signed type.
11669 PR tree-optimization/20139
11670 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11672 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11673 fold_cond_expr_cond.
11674 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11675 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11677 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11680 * tree-complex.c (expand_complex_libcall): Produce
11681 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11683 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11685 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11686 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11687 b" assert and inserted fastpath code for this case.
11688 (bitmap_ior): Removed "a != b" assert.
11690 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11692 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11693 (ENDFILE_SPEC): Likewise.
11694 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11696 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11697 a large stack frame at epilogue.
11699 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11701 * final.c: Include sdbout.h when required.
11703 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11705 * config.gcc (*-*-darwin*): Only one target-specific header file
11706 for generic darwin.
11707 (powerpc-*-darwin*): Add version-specific header files.
11708 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11709 * config.in: Regenerate.
11710 * configure: Regenerate.
11711 * gcc.c: Include xregex.h.
11712 (version_compare_spec_function): New.
11713 (spec_function): Add version-compare.
11714 (replace_outfile_spec_function): Reformat comment.
11715 (compare_version_strings): New.
11716 * config/darwin-c.c (version_as_macro): New.
11717 (builtin_define): New.
11718 (darwin_cpp_builtins): New.
11719 * config/darwin-protos.h (darwin_cpp_builtins): New.
11720 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11721 (LIB_SPEC): Make unconditional, update comment.
11722 (TARGET_C99_FUNCTIONS): Define.
11723 * config/darwin.opt: Sort.
11724 (mmacosx-version-min=): New.
11725 * config/darwin7.h: Delete.
11726 * config/darwin8.h: Delete.
11727 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11728 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11729 (TARGET_C99_FUNCTIONS): Define.
11730 * config/rs6000/darwin7.h: New.
11731 * config/rs6000/darwin8.h: New.
11732 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11733 (-mmacosx-version-min): Document.
11735 2005-07-07 Ian Lance Taylor <ian@airs.com>
11737 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11739 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11741 PR middle-end/22239
11742 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11744 2005-07-07 Khem Raj <kraj@mvista.com>
11746 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11747 in bytes, not words.
11749 2005-07-07 Paul Brook <paul@codesourcery.com>
11751 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11752 DEFAULT_FUNCTION_ARG_PADDING to upward.
11754 2005-07-07 Richard Henderson <rth@redhat.com>
11756 * function.c (locate_and_pad_parm): Record parameter alignment in
11757 stack_alignment_needed.
11759 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11761 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11762 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11763 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11764 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11765 (define_attr "type"): Add isync, sync, load_l, store_c.
11766 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11767 Create scratch volatile MEM.
11768 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11770 (load_locked_<mode>): New.
11771 (store_conditional_<mode>): New.
11772 (sync_compare_and_swap<mode>): Replace with splitter.
11773 (sync_lock_test_and_set<mode>): Replace with splitter.
11774 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11776 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11777 is ics. Attribute isync.
11778 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11780 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11781 and UNSPECV_SYNC_OP.
11782 (emit_unlikely_jump): New.
11783 (emit_load_locked): New.
11784 (emit_store_conditional): New.
11785 (rs6000_split_compare_and_swap): New.
11786 (rs6000_split_lock_test_and_set): New.
11787 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11788 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11789 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11790 rs6000_split_lock_test_and_set): Declare.
11791 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11792 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11793 store_c, isync, sync.
11795 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11797 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11798 filenames to gtyp-gen.h.
11799 (s-typ-gen): Use it in place of for loops.
11801 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11803 * hooks.c (hook_bool_rtx_int_false): New function.
11804 * hooks.h (hook_bool_rtx_int_false): Declare.
11805 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11806 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11807 * target.h (struct gcc_target): Add commutative_p member.
11808 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11809 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11810 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11811 (pa_commutative_p): New function.
11812 * jump.c (target.h): Include.
11813 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11814 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11816 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11818 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11819 (s390_expand_setmem): New.
11820 * config/s390/s390.c: Likewise.
11821 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11823 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11824 general_operand. Call new function "s390_expand_setmem".
11825 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11826 ("setmem_long", "*setmem_long"): ... this.
11828 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11830 * config/s390/s390.c: (optimization_options): Enable
11831 TARGET_MVCLE at -Os.
11832 * doc/invoke.texi: Document changes in default behaviour.
11833 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11835 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11837 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11838 defined by back-end.
11840 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11842 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11843 all sets in the pattern.
11844 * config/rs6000/rs6000.md (stack_protect_testsi,
11845 stack_protect_testdi): Likewise.
11847 2005-07-06 Jeff Law <law@redhat.com>
11849 * tree-vrp.c (simplify_using_ranges): Kill.
11850 (vrp_finalize): Remove call to simplify_using_ranges.
11851 (simplify_stmt_using_ranges): New function extracted from
11852 simplify_using_ranges.
11853 (simplify_div_or_mod_using_ranges): Likewise.
11854 (simplify_abs_using_ranges): Likewise.
11855 (simplify_cond_using_ranges): New function.
11856 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11857 * tree-ssa-propagate.c (substitute_and_fold): Call
11858 simplify_stmt_using_ranges if we have range information.
11860 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11862 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11863 ia64_flag_schedule_isns2.
11865 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11866 reading/writing general registers.
11867 (ia64_function_arg): Revert 2005-06-18 change.
11869 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11871 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11872 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11874 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11876 * function.c (expand_function_end): Revert part of 2005-06-27
11877 patch. Do sjlj_emit_function_exit_after after return_label.
11879 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11881 * doc/install.texi (--disable-libssp): New.
11883 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11885 * doc/invoke.texi: Update -fforce-mem documentation.
11886 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11887 code for -fforce-mem.
11888 * expmed.c: (store_bit_field,store_fixed_bit_field,
11889 extract_bit_field): Ditto.
11890 * expr.c: (convert_move): Ditto.
11891 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11892 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11893 emit_conditional_add,expand_float,expand_fix): Ditto.
11894 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11895 (common_handle_option): Issue warning when -fforce-mem specified.
11897 2005-07-06 Paul Brook <paul@codesourcery.com>
11899 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11901 * configure: Regenerate.
11903 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11905 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11907 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11909 Fix PR tree-optimization/22319
11910 Fix PR tree-optimization/22140
11911 Fix PR tree-optimization/22310
11913 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11914 variable sized types.
11915 Use correct type for intermediate structure on *a = *b structure
11918 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11920 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11922 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11923 (machine_function): Move typedef to...
11924 * config/rs6000/rs6000.c (machine_function): ... here. Add
11925 varargs_save_offset field.
11926 (rs6000_stack_t): Remove varargs_size field.
11927 (setup_incoming_varargs): Allocate varargs save area using
11928 assign_stack_local, try to make it as small as possible.
11929 Save offset from virtual_stack_vars_rtx to the save area
11930 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11931 instead of magic 8 when fp word byte size is used.
11932 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11933 instead of -RS6000_VARARGS_SIZE.
11934 (rs6000_stack_info, debug_stack_info,
11935 rs6000_initial_elimination_offset): Remove all traces of
11937 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11938 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11939 RS6000_VARARGS_AREA.
11941 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11943 PR tree-optimization/21963
11944 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11945 constant_multiple_of in the same way get_computation_cost_at does.
11947 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11949 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11950 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11951 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11952 and return its previous value.
11953 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11954 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11956 (stack_protect_set, stack_protect_test): New expanders.
11957 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11958 stack_protect_testdi): New insns.
11959 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11960 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11962 2005-07-06 Jeff Law <law@redhat.com>
11964 * tree-ssa-dce.c (cfg_altered): New global.
11965 (tree_dce_init): Initialize cfg_altered.
11966 (remove_dead_stmt): If we remove an edge in the CFG, then set
11968 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11971 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11973 * Makefile.in (stamp-collect-ld): Use
11974 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11975 ./collect-ld if it already exists.
11976 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11977 Don't remove ./nm if it already exists.
11979 2005-07-05 Devang Patel <dpatel@apple.com>
11981 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11982 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11983 * tree-vectorizer.c (vect_loop_location): New.
11984 (vect_print_dump_info): Use vect_loop_location.
11985 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11986 (vectorize_loops): Set vect_loop_location.
11987 * tree-vect-analyze.c (vect_analyze_offset_expr,
11988 vect_determin_vectorization_factor, vect_analyze_operations,
11989 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11990 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11991 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11992 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11993 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11994 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11995 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11996 vect_analyze_loop): Adjust vect_print_dump_info API.
11997 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11998 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11999 vect_finish_stmt_generation, vectorizable_assignment,
12000 vectorizable_operation, vectorizable_store, vectorizable_load,
12001 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12002 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12003 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12004 vect_transform_loop): Same.
12005 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12006 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12009 2005-07-05 Randolph Chung <tausq@debian.org>
12011 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12012 * configure: Regenerate.
12013 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12014 (pa_tls_referenced_p): Declare.
12015 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12016 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12017 (legitimize_tls_address): New.
12018 (hppa_legitimize_address): Handle TLS addresses.
12019 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12020 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12021 (emit_move_sequence): Handle TLS addresses.
12022 (pa_encode_section_info): Call default handler to handle common
12024 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12025 (CONSTANT_ADDRESS_P): Reject TLS operands.
12026 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12027 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12028 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12029 (UNSPEC_TLSLE): Define new constants.
12030 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12031 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12032 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12033 (tie_symbolic_operand, tle_symbolic_operand): New
12035 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12037 * aclocal.m4: Update macros for autoconf 2.59 style.
12038 * configure.ac: Likewise.
12040 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12042 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12043 (function_arg): Pass small aggregates in general registers on 32-bit
12045 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12047 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12049 * Makefile.in (final.o): Fix dependencies.
12051 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12055 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12056 * langhooks.c (lhd_expr_to_decl): New.
12057 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12059 (LANG_HOOKS_INITIALIZER): Update.
12060 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12061 expr_to_decl langhook.
12062 * c-tree.h (c_expr_to_decl): Declare.
12063 * c-typeck.c (c_expr_to_decl): New.
12064 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12066 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12068 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12071 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12072 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12074 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12076 * Makefile.in: Adjust dependencies.
12077 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12078 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12079 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12080 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12081 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12082 rest_of_compilation.
12084 * bb-reorder.c (gate_duplicate_computed_gotos,
12085 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12086 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12087 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12088 pass_partition_blocks): New.
12089 * bt-load.c (gate_handle_branch_target_load_optimize,
12090 rest_of_handle_branch_target_load_optimize,
12091 pass_branch_target_load_optimize): New.
12092 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12094 * cfglayout.c (pass_insn_locators_initialize): New.
12095 * cfgrtl.c (pass_free_cfg): New.
12096 * combine.c (gate_handle_combine, rest_of_handle_combine,
12097 pass_combine): New.
12098 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12099 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12100 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12101 * except.c (pass_set_nothrow_function_flags,
12102 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12104 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12105 rest_of_handle_shorten_branches, pass_shorten_branches,
12106 rest_of_clean_state, pass_clean_state): New.
12107 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12108 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12109 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12111 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12112 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12113 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12114 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12116 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12117 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12118 pass_rtl_ifcvt, gate_handle_if_after_combine,
12119 rest_of_handle_if_after_combine, pass_if_after_combine,
12120 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12121 pass_if_after_reload): New.
12122 * integrate.c (pass_initial_value_sets): New.
12123 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12124 pass_purge_lineno_notes): New.
12125 * mode-switching.c (rest_of_handle_mode_switching,
12126 pass_mode_switching): New.
12127 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12128 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12130 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12131 pass_loop_optimize): New.
12132 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12134 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12136 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12137 pass_postreload_cse): New.
12138 * profile.c (gate_handle_profiling, pass_profiling,
12139 rest_of_handle_branch_prob, pass_branch_prob): New.
12140 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12141 pass_split_before_regstack, gate_handle_split_before_regstack,
12142 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12143 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12144 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12145 pass_stack_regs): New.
12146 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12147 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12148 pass_stack_adjustments): New.
12149 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12150 pass_regrename): New.
12151 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12152 pass_delay_slots, gate_handle_machine_reorg,
12153 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12154 * rtl.h (extern void purge_line_number_notes): New.
12155 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12156 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12158 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12160 * value-prof.c (gate_handle_value_profile_transformations,
12161 rest_of_handle_value_profile_transformations,
12162 pass_value_profile_transformations): New.
12163 * var-tracking.c (gate_handle_var_tracking,
12164 pass_variable_tracking): New.
12165 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12167 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12168 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12169 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12170 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12171 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12172 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12173 rest_of_handle_gcse2, rest_of_handle_regmove,
12174 rest_of_handle_tracer, rest_of_handle_if_conversion,
12175 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12176 rest_of_handle_web, rest_of_handle_branch_prob,
12177 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12178 rest_of_handle_jump_bypass, rest_of_handle_combine,
12179 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12180 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12181 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12182 rest_of_handle_mode_switching, rest_of_handle_jump,
12183 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12184 rest_of_handle_flow2, rest_of_handle_jump2,
12185 rest_of_handle_peephole2, rest_of_handle_postreload,
12186 rest_of_handle_shorten_branches, rest_of_clean_state,
12187 rest_of_compilation): Remove.
12189 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12190 * passes.c (dump_flags, in_gimple_form, all_passes,
12191 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12192 register_dump_files, next_pass_1, last_verified, execute_todo,
12193 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12194 from tree-optimize.c.
12195 (init_optimization_passes): Moved from tree-optimize.c,
12196 adding the RTL optimizations.
12197 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12198 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12199 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12200 register_dump_files, next_pass_1, last_verified, execute_todo,
12201 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12202 init_tree_optimization_passes, ipa_passes): Delete.
12203 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12205 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12206 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12208 (ipa_passes): Remove.
12209 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12210 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12211 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12212 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12213 (dump_info_p, dump_flag): Moved to tree-dump.h.
12215 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12217 * passes.c (finish_optimization_passes): Use dump_begin
12218 and dump_end, TDI_end.
12219 (gate_rest_of_compilation): New.
12220 (pass_rest_of_compilation): Use it.
12221 (gate_postreload, pass_postreload): New.
12222 * toplev.c (general_init): Rename init_tree_optimization_passes.
12223 * toplev.h (init_tree_optimization_passes): Rename to
12224 init_optimizations_passes.
12225 * tree-dump.c (dump_flag): Make static.
12226 (dump_files): Remove RTL dumps.
12227 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12228 pass_cleanup_cfg, pass_free_cfg_annotations,
12229 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12230 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12231 * tree-pretty-print.c: Include tree-pass.h.
12232 * cgraph.c: Include tree-dump.h.
12234 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12236 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12237 Only fall back to saying it points to readonly memory if
12238 we can't do better.
12240 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12242 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12243 * config/m32r/m32r.c (m32r_compute_frame_size,
12244 m32r_expand_prologue): Take current_function_profile into
12245 account whenever we reference
12246 current_function_uses_pic_offset_table.
12247 (m32r_finalize_pic): Remove.
12248 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12250 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12252 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12253 instead of $<. Don't remove ./as if it already exists.
12255 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12258 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12259 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12260 for complex modes when generating code for PA 1.0.
12261 (VALID_FP_MODE_P): New macro.
12262 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12263 sets for all general and floating point modes. Align wide floating
12264 point modes to even register boundaries to comply with architectural
12266 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12267 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12268 (VALID_FP_MODE_P): New macro.
12269 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12270 sets for all general and floating point modes. Align wide floating
12271 point modes to even register boundaries to comply with architectural
12274 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12276 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12279 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12281 * tree-ssa-structalias.c: Don't include expr.h.
12283 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12285 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12288 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12290 Fix PR tree-optimization/22279
12292 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12295 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12297 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12299 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12301 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12302 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12303 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12304 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12305 config/stormy16/stormy16.c, config/v850/v850.c,
12306 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12307 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12308 Avoid "." or "\n" at end of diagnostics and capital letters at
12309 start of diagnostics.
12310 * combine.c, cse.c: Don't translate dump file output.
12311 * toplev.c (print_version): Only translate output if going to
12314 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12316 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12317 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12320 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12322 * pa.c (fix_range): Fix typo in comment.
12324 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12326 * tree-vrp.c (extract_range_from_assert): Replace
12327 fold (build (...)) with fold_build2.
12329 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12331 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12332 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12333 (format_types_orig, handle_format_attribute): Add support for
12336 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12338 * varasm.c (assemble_variable): Fix format specifier thinko.
12340 2005-07-03 Ira Rosen <irar@il.ibm.com>
12342 PR tree-optimization/22029 (and 22135)
12343 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12344 a phi node before calling dump_vops.
12346 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12348 * tree-dump.h (dump_string_field): Declare.
12349 * tree-dump.c: Use it instead of dump_string.
12350 (dump_string_field): Make non-static.
12352 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12354 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12355 up the minimal CFG stuff always when optimize > 0. Call
12356 split_all_insns_noflow in PIC case if needed.
12358 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12359 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12362 * c-decl.c (c_write_global_declarations): Dump contents of
12364 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12365 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12366 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12367 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12370 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12372 * c-common.h (GCC_DIAG_STYLE): Define.
12373 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12374 version for format checking to 4.1.
12375 * c-format.c: Include toplev.h after c-common.h.
12376 (enum format_type): Add gcc_tdiag_format_type.
12377 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12378 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12379 (format_types_orig): Add gcc_tdiag.
12380 (init_dynamic_diag_info): Support gcc_tdiag formats.
12381 (handle_format_attribute): Likewise.
12382 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12383 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12384 version for format checking to 4.1.
12385 (warning0, warning, error, pedwarn, sorry): Use
12386 ATTRIBUTE_GCC_DIAG.
12387 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12388 (finish_aliases_1): Do not use %qE.
12389 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12390 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12391 Correct format bugs.
12392 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12393 parameter to unsigned HOST_WIDE_INT.
12394 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12396 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12398 PR middle-end/21742
12399 * expr.c (write_complex_part): Use adjust_address for MEM.
12400 (read_complex_part): Same.
12402 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12404 Fix PR tree-optimization/22280
12406 * tree-sra.c (generate_element_init): Remove useless loop.
12408 2005-07-02 Richard Henderson <rth@redhat.com>
12410 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12412 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12414 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12416 PR middle-end/14490
12417 * fold-const.c (fold_binary): Handle the return value of
12418 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12419 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12421 2005-07-02 Jeff Law <law@redhat.com>
12423 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12424 a eliminate type conversion which feeds an equality comparison
12425 if the original type or either operand in the comparison is a
12428 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12430 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12431 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12433 * config/avr/avr.c: Do not use '`' as left quote.
12434 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12435 Remove "." from end of diagnostics. Make diagnostics start with
12438 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12439 Joseph S. Myers <joseph@codesourcery.com>
12441 * toplev.c (default_tree_printer): Handle setting location with
12443 * c-objc.common.c (c_tree_printer): Likewise.
12444 * c-format.c (gcc_diag_flag_specs): Add '+'.
12445 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12446 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12448 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12449 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12450 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12451 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12452 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12453 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12454 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12455 format arguments where %J is used without %D.
12457 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12459 * gcc.c (LINK_SSP_SPEC): Define.
12460 (link_ssp_spec): New variable.
12461 (LINK_COMMAND_SPEC): Add %(link_ssp).
12462 (static_specs): Add link_ssp_spec.
12463 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12464 * configure: Rebuilt.
12465 * config.in: Rebuilt.
12467 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12468 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12469 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12470 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12471 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12472 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12473 -0x7008(2) instead of reading __stack_chk_guard variable.
12474 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12476 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12477 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12478 if TARGET_THREAD_SSP_OFFSET is defined.
12479 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12480 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12483 2005-06-27 Richard Henderson <rth@redhat.com>
12484 * libgcc-std.ver (GCC_4.1.0): New.
12485 * libgcc.h (__stack_chk_guard): Declare.
12486 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12487 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12488 * mklibgcc.in (lib2funcs): Add them.
12490 2005-07-01 Richard Henderson <rth@redhat.com>
12492 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12493 void * before struct sigcontext *.
12494 (x86_fallback_frame_state): Likewise.
12496 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12498 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12500 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12503 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12504 we check for SSA_NAME for.
12506 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12508 Fix PR tree-optimization/22071
12510 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12512 (get_constraint_for_component_ref): Use it.
12514 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12517 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12518 print out the last new line.
12520 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12522 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12523 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12524 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12525 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12526 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12527 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12528 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12529 (enum reg_class): New member CC0_REGS.
12530 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12531 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12532 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12533 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12534 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12535 Adjust for register now described.
12537 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12540 * config/i386/i386.md (stack_protect_test_si,
12541 stack_protect_test_di): Add earlyclobber for scratch 3.
12542 * config/rs6000/rs6000.md (stack_protect_testsi,
12543 stack_protect_testdi): Add earlyclobber for scratch 3,
12544 remove earlyclobber from scratch 4.
12546 Older entries for 2005 can be found in ChangeLog-2005.