1 2005-12-19 Ben Elliston <bje@au.ibm.com>
3 * doc/install.texi (Configuration): Typo in Fortran subheading.
5 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
7 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
8 scratch. Correct its reload split. Adjust its peephole.
9 (doloop_end): Add additional scratch.
11 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
12 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
13 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
14 (mt_builtin_saveregs): Replace with ...
15 (mt_setup_incoming_varargs): ... here. Save just the varadic
17 (mt_va_start): Remove.
18 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
19 (mt_machine_reorg): Split all insns here.
20 (TARGET_SETUP_INCOMING_VARARGS): Override.
21 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
23 (EXPAND_BUILTIN_VA_START): Remove.
25 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
27 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
28 latent bug that could happen if update_life_info was called with a
29 blocks parameter and the call to cleanup_cfg actually deleted one
32 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
34 * tree-ssa-structalias.c (update_alias_info): Remove handling
35 of may_be_aliased (SSA_NAME_VAR (op)) case.
37 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
39 * tree-flow.h (struct stmt_ann_d): Remove
40 makes_aliased_loads and makes_aliased_stores fields.
41 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
42 and makes_aliased_loads fields.
43 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
44 use makes_aliased_stores.
45 * tree-ssa-operands.c (clobbered_aliased_loads,
46 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
47 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
48 add_call_read_ops): Do not set makes_aliased_stores and
49 makes_aliased_loads fields.
50 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
53 2005-12-18 Geoffrey Keating <geoffk@apple.com>
55 * config/darwin.h: Don't include darwin-sections.def to declare
56 global variables; instead create darwin_section_enum.
57 (darwin_section_enum): New.
58 (darwin_sections): New.
59 * config/darwin.c: Don't include darwin-sections.def to define
61 (darwin_sections): New.
62 (output_objc_section_asm_op): Rewrite to take advantage of
64 (darwin_init_sections): Rewrite to use darwin_sections.
65 (machopic_output_indirection): Update for darwin_sections array.
66 (machopic_select_section): Likewise.
67 (machopic_select_rtx_section): Likewise.
68 (machopic_asm_out_constructor): Likewise.
69 (machopic_asm_out_destructor): Likewise.
70 (darwin_file_end): Likewise.
71 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
72 * config/i386/i386.c (machopic_output_stub): Likewise.
74 2005-12-18 Richard Guenther <rguenther@suse.de>
76 PR tree-optimization/25481
77 * tree-ssa-structalias.c (handle_ptr_arith): Handle
78 accesses we don't have a varinfo for.
80 2005-12-17 Jon Grimm <jgrimm2@us.ibm.com>
81 Janis Johnson <janis187@us.ibm.com>
82 Ben Elliston <bje@au.ibm.com>
84 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
85 (init_optabs): Handle libfuncs for decimal float.
86 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
87 * stor-layout.c (int_mode_for_mode): Likewise.
88 * simplify-rtx.c (simplify_immed_subreg): Likewise.
89 (simplify_unary_operation_1): Skip optimisations for decimal float
91 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
92 * emit-rtl.c (gen_const_vector): Add assertion check.
93 (init_emit_once): Populate const_tiny_rtx with constants in each
95 * expmed.c (extract_high_half, expand_mult_highpart_optab,
96 expand_mult_highpart): Assert that mode is not a scalar float
98 * expr.c (convert_move): Handle conversion between decimal and
99 binary floats of the same size.
100 * convert.c (convert_to_real): Consider decimal float types when
102 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
103 describe decimal floating point types.
105 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
107 PR rtl-optimization/21041
108 * reload.c (find_reloads_subreg_address): Replace paradoxical
109 subreg of MEM by widened access only if the resulting memory
110 is properly aligned, even on !STRICT_ALIGNMENT targets.
112 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
114 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
116 2005-12-18 Steven Bosscher <stevenb@suse.de>
118 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
119 the 2005-12-17 patch to renumber the entry and exit blocks.
121 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
123 * doc/objc.texi (Type encoding): Fix typo.
125 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
127 * tree-tailcall.c (find_tail_calls): Use XNEW.
128 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
129 (free_all_edge_infos): Use explicit cast to convert from void *.
130 (vrp_free): Likewise.
131 (dom_opt_finalize_block): Likewise.
132 (record_equivalences_from_incoming_edge): Likewise.
133 (thread_across_edge): Likewise. Use XCNEWVEC.
134 (record_cond): Use XCNEW.
135 (record_conditions): Use XNEWVEC.
136 (record_edge_info): Use XCNEWVEC.
137 (lookup_avail_expr): Use XNEW.
138 (record_range): Likewise. Use GGC_NEW.
139 * tree-nested.c (var_map_hash): Use explicit cast to convert from
141 (var_map_eq): Likewise.
142 (lookup_field_for_decl): Likewise.
143 (convert_nonlocal_reference): Likewise.
144 (convert_local_reference): Likewise.
145 (convert_nl_goto_reference): Likewise.
146 (convert_nl_goto_receiver): Likewise.
147 (convert_call_expr): Likewise.
148 (convert_tramp_reference): Likewise.
149 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
150 (convert_nl_goto_reference): Likewise.
151 (lookup_field_for_decl): Use GGC_NEW.
152 (create_nesting_tree): Use GGC_CNEW.
153 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
154 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
155 (create_alias_map_for): Likewise.
156 (setup_pointers_and_addressables): Use XCNEWVEC.
157 (get_ptr_info): Use GGC_NEW.
158 (used_part_map_eq): Use explicit cast to convert from void *.
159 (up_lookup): Likewise.
160 (up_insert): Use XNEW.
161 (get_or_create_used_part_for): Use XCNEW.
162 (get_tmt_for): Likewise.
163 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
164 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
165 (bitmap_set_new): Use explicit cast to convert from void *.
167 (insert_into_set): Likewise.
168 (pool_copy_list): Likewise.
169 (phi_translate): Likewise.
170 (create_value_expr_from): Likewise.
171 (insert_aux): Use XCNEWVEC.
172 (compute_avail): Use XNEWVEC.
173 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
174 (sort_coalesce_list): Likewise.
175 (build_tree_conflict_graph): Use XCNEWVEC.
176 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
177 * tree-ssa-copy.c (init_copy_prop): Likewise.
178 (fini_copy_prop): Likewise.
179 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
181 (record_equiv): Use XNEW.
182 (uncprop_into_successor_phis): Use explicit cast to convert from
184 (uncprop_initialize_block): Likewise.
186 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
188 PR tree-optimization/24378
189 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
190 basic-block after loop-versioning.
192 2005-12-18 Jeff Law <law@redhat.com>
194 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
195 to simplify SWITCH_EXPR_CODE moved from here to ...
196 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
197 (tree-ssa-forward_propagate_single_use_vars): Call
198 simplify_switch_expr when appropriate.
200 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
202 * doc/objc.texi (Type encoding): Add documentation about encoding
203 complex types and _Bool.
205 2005-12-17 Paul Brook <paul@codesourcery.com>
207 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
208 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
209 when frame_pointer_needed.
211 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
213 * tree-vn.c (vn_add): Use XNEW.
214 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
215 (ccp_fold): Likewise.
216 (fold_stmt_r): Use explicit cast to convert from void *.
217 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
218 (new_temp_expr_table): Likewise.
219 * gimplify.c (lookup_tmp_var): Use XNEW.
220 (gimplify_asm_expr): Use explcit cast to convert from void *.
221 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
222 (get_def_blocks_for): Use XNEW.
223 (add_to_repl_tbl): Likewise.
224 (mark_def_sites): Use explicit cast to convert from void *.
225 (def_blocks_free): Likewise.
226 (mark_def_sites_initialize_block): Likewise.
227 (update_ssa): Use XNEWVEC.
228 * tree-dfa.c (create_var_ann): Use GGC_NEW.
229 (create_stmt_ann): Likewise.
230 (create_tree_ann): Likewise.
231 (referenced_var_insert): Likewise.
232 (set_default_def): Likewise.
233 (referenced_var_lookup_if_exists): Use explicit cast to convert
235 (referenced_var_lookup): Likewise.
236 (default_def): Likewise.
237 (set_default_def): Likewise.
238 * tree-cfg.c (create_bb): Likewise.
239 (edge_to_cases_cleanup): Likewise.
240 (verify_node_sharing): Likewise.
241 (record_switch_edge): Use XNEW.
242 (cleanup_dead_labels): Use XCNEWVEC.
243 (tree_duplicate_sese_region): Use XNEWVEC.
244 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
245 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
246 (int_tree_map_eq): Use explicit cast to convert from void *.
247 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
248 (__gcov_execl): Likewise.
249 (__gcov_execlp): Likewise.
250 (__gcov_execle): Likewise.
251 * tree-eh.c (struct_ptr_eq): Likewise.
252 (struct_ptr_hash): Likewise.
253 (lookup_stmt_eh_region_fn): Likewise.
254 (outside_finally_tree): Likewise.
255 (find_goto_replacement): Likewise.
256 (make_eh_edge): Likewise.
257 (mark_eh_edge): Likewise.
258 (add_stmt_to_eh_region_fn): Use GGC_NEW.
259 (record_in_finally_tree): Use XNEW.
260 (maybe_record_in_goto_queue): Use XRESIZEVEC.
261 (lower_try_finally_copy): Use XCNEWVEC.
263 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
265 * tree-inline.c (copy_body_r): Use explicit cast when converting
268 (copy_edges_for_bb): Likewise.
269 (remap_decl_1): Likewise.
270 (estimate_num_insns_1): Likewise.
271 * cgraph.c (hash_node): Use explicit cast when converting from
274 (cgraph_create_node): Use GGC_CNEW.
275 (cgraph_create_edge): Use GGC_NEW.
276 (cgraph_remove_node): Use explicit cast when converting from void *.
277 (hash_varpool_node): Likewise.
278 (eq_varpool_node): Likewise.
279 (cgraph_varpool_node): Use GGC_CNEW.
280 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
281 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
282 (eq_scev_info): Use explicit cast when converting from void *.
283 (find_var_scev_info): Likewise.
284 (set_instantiated_value): Likewise.
285 (gather_stats_on_scev_database_1): Likewise.
286 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
288 * c-pch.c (c_common_write_pch): Use XNEWVEC.
289 (c_common_read_pch): Likewise.
290 * prefix.c (save_string): Use XNEWVEC.
291 (translate_name): Use explicit cast when converting from void *.
292 * c-ppoutput.c (print_line): Use explicit cast when converting
294 (pp_dir_change): Likewise.
295 * c-cppbuiltin.c (builtin_define_std): Likewise.
296 (builtin_define_with_value): Likewise.
297 (builtin_define_with_value_n): Likewise.
298 (builtin_define_with_int_value): Likewise.
299 (builtin_define_type_max): Likewise.
300 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
301 (add_path): Use XNEW.
302 * c-format.c (check_format_info_main): Use GGC_NEW.
303 (format_type_warning): Use explicit cast when converting from void *.
304 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
306 (start_init): Likewise.
307 * tree-flow-inline.h (first_referenced_var): Use explicit cast
308 when converting from void *.
309 (next_referenced_var): Likewise.
310 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
311 * gensupport.c (lookup_predicate): Use explicit cast to convert
313 (init_predicate_table): Use XCNEW instead of xcalloc.
314 * genpreds.c (process_define_predicate): Likewise.
316 2005-12-17 Danny Berlin <dberlin@dberlin.org>
317 Kenneth Zadeck <zadeck@naturalbridge.com>
319 * basic-block.h: Changed basic block numbering so that the entry
320 block is 0 and the exit block is 1. Changed insn iterators so
321 that they are tolerant of blocks with no insns.
322 * regrename.c (copyprop_hardreg_forward): Changed basic block
323 numbering so that the entry block is 0 and the exit block is 1.
324 * sched-ebb.c (sehedule_ebbs): Ditto.
325 * tracer.c (branch_ratio_cutoff): Ditto.
326 * cfgloopmanip.c (fix_loop_structure): Ditto.
327 * cfghooks.c (verify_flow_info): Ditto.
328 * cfg.c (compact_blocks): Ditto.
329 * reorg.c (dbr_schedule): Ditto.
330 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
331 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
332 calculate_dominance_info): Ditto.
333 * cfganal.c (create_edge_list, print_edge_list,
334 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
335 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
336 dfs_enumerate_from): Ditto.
337 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
338 * ifcvt.c (find_if_case_2): Ditto.
339 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
340 find_basic_blocks): Ditto.
341 * predict.c (predict_loops, tree_bb_level_predictions,
342 predict_paths_leading_to, propagate_freq): Ditto.
343 * lcm.c (compute_antinout_edge, compute_laterin,
344 compute_available): Ditto.
345 * function.c (thread_prologue_and_epilogue_insns): Ditto.
346 * gcse.c (gcse_main, bypass_jumps): Ditto.
347 * profile.c (compute_branch_probabilities,
348 compute_value_histograms, branch_prob): Ditto.
349 * tree-flow-inline.h (bsi_start, bsi_after_labels,
351 * tree-ssa-phiopt.c (tree_ssa_phiopt,
352 blocks_in_phiopt_order): Ditto.
353 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
354 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
355 * tree-dfa.c (collect_dfa_stats): Ditto.
356 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
357 * cfglayout.c (fixup_reorder_chain): Ditto.
358 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
359 partition_hot_cold_basic_blocks): Ditto.
360 * var-tracking.c (vt_find_locations): Ditto.
361 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
362 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
363 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
364 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
365 * tree-ssa-reassoc.c (init_reassoc): Ditto.
366 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
367 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
368 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
369 and removed unused reverse orders.
371 * combine.c: Fix document typo.
373 2005-12-17 Jan Hubicka <jh@suse.cz>
375 * tree-flow-inline.h (set_default_def, default_def): Kill.
376 * tree-dfa.c (default_defs): New global variable.
377 (default_def, set_default_def): New functions.
378 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
379 * tree-flow.h (struct var_ann_d): Kill default_def field.
380 (set_default_def, default_def): Update prototype.
381 (default_defs): Declare.
383 2005-12-16 Jeff Law <law@redhat.com>
385 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
386 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
387 into tree-ssa-forwprop.c.
388 (eliminate_redundant_computations): Do not call
389 simplify_rhs_and_lookup_avail_expr anymore.
390 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
391 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
392 (tree_ssa_forward_propagate_single_use_vars): Call
393 simplify_not_neg_expr appropriately.
395 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
398 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
400 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
402 PR rtl-optimization/25456
403 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
404 info->x_start with p->x_start.
406 2005-12-17 Alan Modra <amodra@bigpond.net.au>
408 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
409 introduced 2005-12-16.
411 2005-12-16 Steven Bosscher <stevenb@suse.de>
413 PR rtl-optimization/23837
414 * optabs.c (expand_binop): For a multi-word rotate, never emit
415 a REG_NO_CONFLICT block.
417 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
420 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
423 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
426 2005-12-16 Steven Bosscher <stevenb@suse.de>
428 * loop-invariant.c (move_loop_invariants): Add missing hunk from
429 the previous patch, to nullify df.
431 2005-12-16 Steven Bosscher <stevenb@suse.de>
433 * reorg.c (mostly_true_jump): Clean up code depending on
434 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
435 poor man's branch prediction, instead rely on REG_BR_PROB
436 notes to be available.
438 2005-12-16 Jakub Jelinek <jakub@redhat.com>
440 PR rtl-optimization/24899
441 * loop.c (strength_reduce): Don't reduce giv that is not always
442 computable and where add_val or mult_val can trap.
444 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
446 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
448 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
449 names of ms1-16-002 files.
451 2005-12-16 Alan Modra <amodra@bigpond.net.au>
454 * gcc.c (for_each_path): New function.
455 (add_to_obstack, file_at_path): New functions.
456 (struct file_at_path_info, struct add_to_obstack_info): New.
457 (build_search_list): Rewrite using for_each_path. Constify struct
458 path_prefix pointer. Add do_multi param. Adjust all callers.
459 (find_a_file): Similarly, but just change existing param to bool.
460 (putenv_from_prefixes): Add do_multi param, make "paths" const.
461 (do_spec_path): Delete.
462 (struct spec_path_info): New.
463 (spec_path): New function.
464 (do_spec_1): Use for_each_path for %D and %I.
465 (find_file): Adjust for find_a_file changes.
466 (main): Search multilibs for specs. Print multilib lib path for
467 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
468 (read_specs): Search multilibs for %include and %include_noerr.
469 (is_directory): Remove second string param. Change last param
470 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
471 check path is a dir. Update all callers.
472 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
473 * system.h (SMALL_ARG_MAX): Poison.
474 * config.gcc: Don't define SMALL_ARG_MAX.
475 * config.host: Likewise.
476 * config.build: Likewise.
478 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
480 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
481 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
482 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
483 simplify_logical): Move simplifications that do not require
484 additional infrastructure...
485 * simplify-rtx.c (simplify_unary_operation_1,
486 simplify_binary_operation_1): ... here.
488 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
491 * flow.c (mark_used_dest_regs): New function.
492 (mark_used_regs): Call mark_used_dest_regs.
494 2005-12-16 Jeff Law <law@redhat.com>
496 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
497 represent a use and definition of the same SSA_NAME.
499 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
500 Janis Johnson <janis187@us.ibm.com>
501 Ben Elliston <bje@au.ibm.com>
503 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
504 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
505 * target.h (struct gcc_target): Add decimal_float_supported_p.
506 * targhooks.c (default_scalar_mode_supported_p): Handle
508 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
509 of inf, nan, finite, isinf and isnan.
510 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
511 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
512 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
513 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
514 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
515 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
516 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
517 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
518 Pedwarn if decimal floating point types are used. Error if
519 decimal floating point is not supported by the target.
520 (finish_declspecs): Return type from DFP typespec_word.
521 * c-typeck.c (c_common_type): Choose the decimal floating point
522 type with the greater precision when determining a common type.
523 (convert_arguments): Warn if there is a mismatch between argument
524 and prototype for decimal float types. Warn of conversions with
525 binary float types and of precision narrowing due to prototype.
526 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
527 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
528 (c_token_starts_declspecs): Likewise.
529 (c_parser_attributes): Likewise.
530 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
531 RID_DFLOAT64, RID_DFLOAT128.
532 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
533 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
534 (shorten_compare): Convert DFP/BFP operands to a common type.
535 (c_common_modes_and_builtins): Register built-in decimal float
536 types if the target supports them.
537 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
538 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
539 inf, nan, finite, isinf and isnan builtins.
540 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
541 (builtin_define_float_constants): Assert non-decimal radix.
542 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
543 Call builtin_define_decimal_float_constants for each type.
544 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
545 flags. Use real_from_string3, which can handle binary or decimal
547 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
548 cts_dfloat64, cts_dfloat128.
549 * tree.c (build_common_tree_nodes_2): Add decimal float types.
550 * tree.h (enum tree_index): Add new enumeration values
551 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
552 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
553 (dfloat32_type_node): New macro.
554 (dfloat64_type_node, dfloat128_type_node): Likewise.
555 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
556 (dfloat128_ptr_type_node): Likewise.
557 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
558 bit decimal floating point types with "df", "dd" and "dl".
559 * c-format.h (enum format_lengths): Add new enumeration values
560 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
561 * c-format.c (printf_length_specs, scanf_length_specs): Add
562 entries for H, D, DD.
563 (print_char_table, scan_char_table): Use new entries.
564 (asm_fprintf_char_table, gcc_diag_char_table,
565 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
567 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
568 (DECIMAL64_TYPE_SIZE): Likewise.
569 (DECIMAL128_TYPE_SIZE): Likewise.
570 (TARGET_DEC_EVAL_METHOD): Likewise.
571 * doc/extend.texi (Decimal Float): New node.
572 (Constructing Calls): Document decimal float built-ins.
573 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
574 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
575 * ginclude/decfloat.h: New file.
577 2005-12-16 Alan Modra <amodra@bigpond.net.au>
579 * reload.c (find_reloads): Fix comment typo.
580 * recog.h (recog_memoized): Correct comment.
582 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
584 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
585 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
586 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
587 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
588 * doc/invoke.texi, doc/tm.texi: Fix typos.
590 2005-12-16 Ben Elliston <bje@au.ibm.com>
592 * real.c (decimal_quad_format): Correct values for emin, emax.
594 2005-12-15 DJ Delorie <dj@redhat.com>
596 * config/m32c/predicates.md (m32c_psi_scale): New.
597 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
598 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
600 2005-12-16 Jan Hubicka <jh@suse.cz>
602 PR rtl-optimization/25224
603 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
606 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
607 Steven Bosscher <stevenb@suse.de>
609 * loop-invariant.c (df): New global variable.
610 (find_defs, check_dependencies, find_invariant_insn, record_uses,
611 find_invariants_bb, find_invariants_body, find_invariants,
612 find_invariants_to_move, move_invariants, free_inv_motion_data,
613 move_single_loop_invariants, move_loop_invariants): Do not pass df in
616 2005-12-15 Jakub Jelinek <jakub@redhat.com>
618 * varasm.c (default_unique_section_1): Use special section
619 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
621 2005-12-16 Ben Elliston <bje@au.ibm.com>
623 * doc/invoke.texi (Warning Options): Document -Walways-true being
626 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
629 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
630 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
631 __floatunditf): Use #error if type sizes don't match requirements
633 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
634 as wider floating-point type. Use #error if type sizes don't
635 match requirements of implementation. Avoid overflow in computing
636 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
637 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
638 (__floatundisf, __floatundidf): Likewise.
639 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
640 * config/ia64/ia64.c (ia64_init_libfuncs): Use
641 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
642 TFmode-TImode conversions.
643 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
645 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
647 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
648 Use builtin_define_with_int_value() instead of
649 adding a new check for every new major FreeBSD version.
651 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
653 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
655 2005-12-15 Richard Sandiford <richard@codesourcery.com>
657 * config/arm/predicates.md (call_memory_operand): New.
658 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
660 2005-12-15 Andrew Haley <aph@redhat.com>
662 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
663 against prev_cache_entry == NULL when moving a cache entry to the
666 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
668 * config/mt/mt.c (mt_override_options): Require lower case
669 architectures. Revert accidental default to ms2.
670 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
671 ENDFILE_SPEC): Require lower case architectures. Revert default
674 * doc/invoke.texi (MT Options): Rename and update.
675 * doc/md.texi (MorphoTech family): Rename and update.
677 2005-12-15 Olivier Hainque <hainque@adacore.com>
679 * stor-layout.c (layout_type): Don't complain about a too small
680 an array element type size compared to its alignment when the
683 2005-12-15 Jan Hubicka <jh@suse.cz>
686 * i386.c (classify_argument): Properly adjust offset of bitfield for
689 2005-12-15 Richard Sandiford <richard@codesourcery.com>
691 * final.c (final_scan_insn): Flip in_cold_section_p when changing
692 between the hot and cold sections. Use current_function_section
693 to get the new section.
694 * dwarf2out.c (output_line_info): Use in_cold_section_p to
695 determine whether we are assembling hot or cold code.
696 (secname_for_decl, dwarf2out_var_location): Likewise.
697 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
698 * varasm.c (last_text_section): Delete.
699 (in_cold_section_p): New variable.
700 (hot_function_section): New function.
701 (current_function_section): Pass in_cold_section_p as the
702 reloc argument to select_section. Use it to decide between
703 unlikely_function_section and hot_function_section.
704 (assemble_start_function): Use switch_to_section. Set
705 in_cold_section_p instead of last_text_section.
706 (assemble_end_function): Use switch_to_section.
707 (switch_to_section): Don't set last_text_section.
708 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
709 argument to make the right choice between hot and cold sections.
711 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
713 Second part of MS1->MT renaming
714 * config/mt/mt.md (doloop_end): Call mt_add_loop.
715 (movqi, movhi): Call mt_set_memflags.
716 (*movdf_internal): Call mt_split_words.
717 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
719 (cmpsi): Store to mt_compare_op[01].
720 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
721 bungt, bunle, bunlt): Call mt_emit_cbranch.
722 (prologue): Call mt_expand_prologue.
723 (epilogu): Call mt_expend_epilogue.
724 (eh_return): Call mt_expand_eh_return.
725 (eh_epilogue): Call me_emit_eh_epilogue.
726 (conditional_trap): Store to mt_compare_op[01].
727 * config/mt/crti.asm: Adjust comment.
728 * config/mt/crtn.asm: Adjust comment.
729 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
730 (mt_compare_op0, mt_compare_op1): Renamed.
731 (current_frame_info, zero_frame_info): Adjust type.
732 (mt_ucmpsi3_libcall): Renamed.
733 (mt_flag_delayed_branch): Renamed.
734 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
735 (mt_nops_required, mt_nop_reasons): Renamed.
736 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
737 mt_debug_stack, mt_print_operand_simple_address,
738 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
739 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
740 mt_function_arg_advance, mt_arg_partial_bytes,
741 mt_pass_by_reference, mt_function_arg_boundary,
742 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
743 mt_legitimate_address_p): Renamed, adjusted.
745 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
746 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
747 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
748 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
749 mt_expand_eh_return, mt_emit_eh_prologue,
750 mt_handl_interrupt_attribute): Renamed, adjusted.
751 (mt_attribute_table): Renamed, adjusted.
752 (mt_initial_elimination_offset, mt_generate_compare,
753 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
754 mt_secondary_reload_class, mt_function_value, mt_split_words,
755 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
756 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
757 (mt_labels): Renamed.
758 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
759 mt_machine_reorg): Renamed, adjusted.
760 (mt_attribute_table: Renamed.
761 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
762 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
763 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
764 * config/mt/mt.opt (march): Set mt_cpu_string.
765 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
766 (TARGET_CPU_CPP_BUILTINS): Adjust.
767 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
769 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
770 (MT_MIN_INT): Renamed.
771 (RETURN_ADDR_RTX): Adjust.
772 (struct mt_frame_info): Renamed.
773 (current_frame_info): Adjust type.
774 (INITIAL_ELIMINATION_OFFSET): Adjust.
775 (MT_NUM_ARG_REGS): Renamed.
776 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
777 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
778 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
779 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
780 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
781 (mt_compare_op0, mt_compare_op1): Renamed.
782 * config/mt/mt-protos.h: Rename prototypes.
784 2005-12-15 Richard Guenther <rguenther@suse.de>
786 * tree-flow.h (okay_component_ref_for_subvars): Remove.
787 (get_ref_base_and_extent): Declare.
788 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
789 (get_ref_base_and_extent): New function.
790 * tree-ssa-alias.c (find_used_portions): Use it.
791 * tree-ssa-structalias.c (get_constraint_for_component_ref):
793 * tree-ssa-operands.c (get_expr_operands): Likewise.
795 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
797 * combine.c: Remove force_to_mode's fourth parameter.
798 (force_to_mode): Do not handle REG.
799 (canon_reg_for_combine): New.
800 (make_field_assignment): Use it where the removed argument was non-NULL.
802 2005-12-15 Alan Modra <amodra@bigpond.net.au>
805 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
806 error_mark_node. Make alignment params unsigned.
807 * config/rs6000/rs6000-protos.h
808 (rs6000_special_round_type_align): Update prototype.
809 (rs6000_machopic_legitimize_pic_address): Remove arg names.
811 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
813 PR rtl-optimization/25310
814 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
815 of the eliminable register when substituting into a PLUS.
817 2005-12-14 Jakub Jelinek <jakub@redhat.com>
820 * config/i386/i386.c (ix86_force_to_memory): Always use
821 SImode push for HImode in -m32.
822 (ix86_free_from_memory): Likewise.
824 2005-12-14 Richard Sandiford <richard@codesourcery.com>
826 * gcc/config/arm/arm.md: Provide a big-endian version of the
827 (zero_extend:SI (subreg:QI ...)) splitter.
829 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
831 * struct-equiv.c (note_local_live): Handle hard regs with different
834 2005-12-14 Jeff Law <law@redhat.com>
836 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
837 to a structure containing state rather than a pointer to bool.
838 (case ARRAY_REF): New code to handle folding some array references.
839 (case ADDR_EXPR): Note when we are processing expressions found
840 within an ADDRE_EXPR.
841 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
842 for state variables rather than just a pointer to a boolean.
843 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
844 handling of constant string references.
846 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
848 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
849 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
850 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
851 Move other tst* patterns to retain partial order.
853 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
855 * config/s390/s390.md ("d0", "1"): New mode attributes.
856 ("<shift>di3", "<shift>si3"): Merge.
857 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
858 ("ashrdi3", "ashrsi3"): Merge.
859 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
860 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
861 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
862 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
863 ("*ashrdi3", "*ashrsi3"): Merge.
864 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
866 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
868 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
869 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
870 ("*extendqidi2", "*extendqisi2") Merge.
871 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
872 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
873 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
874 Move some patterns to retain partial ordering.
876 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
878 * config/s390/s390.md ("atype", "length"): Rewrite.
879 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
881 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
883 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
885 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
887 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
888 PARALLELs with a mode.
890 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
892 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
895 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
897 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
899 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
903 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
906 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
908 2005-12-14 Jakub Jelinek <jakub@redhat.com>
912 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
913 DECL_P, call get_section rather than get_named_section. Supply
916 2005-12-14 Ben Elliston <bje@au.ibm.com>
918 * c-common.c (c_common_truthvalue_conversion): Generalise warning
919 for addresses converted to booleans; not just function addresses.
920 * c-typeck.c (build_binary_op): Warn for address comparisons which
921 can never be NULL (eg. func == NULL or &var == NULL).
922 * common.opt (Walways-true): New option.
923 * c-opts.c (c_common_handle_option): Set it with -Wall.
924 * doc/invoke.texi: Document it.
926 2005-12-13 Paul Brook <paul@codesourcery.com>
928 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
929 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
931 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
933 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
934 (EXTRA_MULTILIB_PARTS): Define.
936 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
938 PR rtl-optimization/20070 / part1
939 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
940 count_or_remove_death_notes with kill == -1.
941 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
942 registers if PROP_POST_REGSTACK is set.
943 (mark_used_reg): Likewise.
944 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
945 REG_UNUSED notes for stack regs.
946 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
947 to match rtx_equiv_p machinery. Change caller.
948 (outgoing_edges_match): Likewise.
949 (try_crossjump_to_edge): Use struct_equiv_block_eq
950 instead of flow_find_cross_jump.
951 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
952 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
953 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
954 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
955 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
956 (insns_match_p): Update prototype.
957 (flow_find_cross_jump): Remove prototype.
958 (struct_equiv_block_eq, struct_equiv_init): Declare.
959 (rtx_equiv_p, condjump_equiv_p): Likewise.
960 * struct-equiv.c: Include reload.h.
961 (IMPOSSIBLE_MOVE_FACTOR): Define.
962 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
963 (struct_equiv_improve_checkpoint): Likewise.
964 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
965 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
966 (struct_equiv_merge, find_dying_input): Likewise.
967 (resolve_input_conflict, note_local_live): Likewise.
968 (death_notes_match_p): Change parameters and processing
969 to match rtx_equiv_p machinery. Change caller.
970 (insns_match_p): Likewise.
971 (flow_find_cross_jump): Replace with:
972 (struct_equiv_block_eq).
974 Back out this change:
975 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
976 * recog.c (verify_changes): Make it static.
977 * recog.h: Remove the corresponding prototype.
979 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
981 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
984 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
986 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
987 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
988 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
989 TARGET_MS1_64_001 appropriately.
990 (ms1_machine_reorg): Use TARGET_MS2.
992 2005-12-13 Jakub Jelinek <jakub@redhat.com>
996 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
997 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
998 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
999 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1000 Set mode to SI, adjust constraints.
1001 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1002 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1005 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1007 * c-cppbuiltin.c (builtin_define_float_constants): Add
1008 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1009 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1010 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1011 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1012 to "((double)%sL)" otherwise "%s".
1014 2005-12-13 Paul Brook <paul@codesourcery.com>
1016 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1019 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1021 * tree-flow.h: Allow compilation with a C++ compiler.
1022 (struct edge_prediction): Prefix all field names with "ep_".
1023 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1024 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1025 (remove_predictions_associated_with_edge): Likewise.
1027 2005-12-12 Jeff Law <law@redhat.com>
1029 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1031 * passes.c (init_optimization_passes): Run reassociation again
1032 after loop optimizations.
1034 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1036 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1038 (optimize_stmt): Ditto.
1039 (canonicalize_comparison): New function.
1040 * tree-ssa-operands.c (swap_tree_operands): Make external.
1041 (get_expr_operands): Stop auto-canonicalization.
1042 * tree-ssa-reassoc.c: Rewrite.
1043 (init_optimization_passes):
1044 * tree-flow.h (swap_tree_operands): Prototype.
1045 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1047 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1049 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1050 indicate function epilogue has been output.
1051 (pa_asm_output_mi_thunk): Likewise.
1052 (output_deferred_plabels): Put plabels in readonly data section when
1053 not generating PIC code.
1054 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1055 information. Add assert.
1056 (som_output_comdat_data_section_asm_op): New function.
1057 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1058 instead of output_section_asm_op for COMDAT sections.
1060 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1062 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1063 Fix whitespace in vincinity of to-be-installed changes.
1064 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1065 (insns_match_p): Likewise.
1067 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1069 * config.gcc (ms1): Replace with ...
1071 * config/ms1: Rename to ...
1072 * config/mt: ... here. Rename ms1 files to mt.
1073 * config/mt/mt.c: Adjust gt-mt.h #include.
1074 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1075 (crti.o, crtn.o): Adjust file names.
1077 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1079 * varray.h: Allow compilation with a C++ compiler.
1080 (union varray_data_tag): Prefix all field names with "vdt_".
1081 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1082 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1083 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1084 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1085 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1086 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1087 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1088 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1089 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1090 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1091 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1092 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1093 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1094 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1095 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1096 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1097 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1098 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1099 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1100 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1101 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1102 VARRAY_TOP_TREE_PTR): Likewise.
1103 * varray.c (varray_grow): Likewise.
1104 (varray_clear): Likewise.
1106 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1109 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1110 alignment to doubleword if the first field is a double array.
1111 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1113 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1115 * tree-ssa-structalias.c (process_constraint): Remove code to
1116 transform addressofs into scalar.
1117 (create_variable_info_for): In whole-program IPA, globals don't
1118 point to ANYTHING by default.
1120 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1122 * timevar.def (TV_IPA_PTA): New.
1123 * tree-pass.h (pass_ipa_pta): New
1124 * tree-ssa-structalias.c: Include cgraph.h
1126 (predbitmap_obstack): New.
1127 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1128 (struct constraint_stats): Add num_edges.
1129 (new_var_info): Don't call bitmap_clear.
1130 (struct constraint_edge): Update docs.
1131 (new_constraint_edge): Remove src param.
1132 (struct constraint_graph): Add zero_weight_succs,
1133 zero_weight_preds. Update docs.
1134 (constraint_expr_equal): Reformat.
1135 (constraint_edge_equal): Update for removal of src.
1136 (constraint_edge_less): Ditto.
1137 (constraint_edge_vec_find): Ditto.
1138 (erase_graph_self_edge): Update for removal of src and and zero
1140 (clear_edges_for_node): Ditto.
1141 (add_graph_edge): Ditto.
1142 (get_graph_weights): Ditto.
1143 (allocate_graph_weights): Ditto.
1144 (merge_graph_nodes): Ditto.
1145 (int_add_graph_edge): Ditto.
1146 (valid_graph_edge): Ditto.
1147 (valid_weighted_graph_edge): Ditto.
1148 (build_constraint_graph): Ditto.
1150 (collapse_nodes): Ditto.
1151 (process_unification_queue): Ditto.
1152 (topo_visit): Ditto.
1153 (solve_graph): Ditto.
1154 (do_structure_copy): Ditto.
1155 (perform_var_substitution): Ditto.
1156 Init and release obstack.
1157 (handle_ptr_arith): Try to resolve directly.
1158 (find_func_aliases): Don't call update_alias_info here
1159 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1160 (do_sd_constraint): Add code for propagating faster.
1162 (do_ds_constraint): Ditto.
1163 (count_num_arguments): New function.
1164 (create_function_info_for): Ditto.
1165 (create_variable_info_for): Handle FUNCTION_DECL.
1166 (intra_create_variable_infos): Use make_constraint_to_anything.
1167 (init_alias_vars): Init obstacks here.
1168 (need_to_solve): Handle zero weight graph changes.
1169 (compute_points_to_sets): Call update_alias_info here.
1170 (delete_points_to_sets): Free zero weight preds/succs here.
1171 (gate_ipa_pta): New.
1172 (ipa_pta_execute): New
1174 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1176 * tree-ssa-structalias.c (var_anyoffset): Removed.
1177 (anyoffset_tree): Ditto.
1178 (anyoffset_id): Ditto.
1179 (do_deref): Take vector of constraints, no return value.
1180 Update to work on vector.
1181 (get_constraint_for): Ditto.
1182 (get_constraint_for_component_ref): Ditto.
1183 (do_structure_copy): Ditto.
1184 (handle_ptr_arith): Ditto.
1185 (find_func_aliases): Ditto.
1186 (set_uids_in_ptset): Remove anyoffset handling.
1187 (init_base_vars): Ditto.
1189 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1192 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1193 DECL_EXTERNAL functions have no bodies. Tidy.
1195 2005-12-10 Andreas Schwab <schwab@suse.de>
1197 * except.c (switch_to_exception_section): Only define if
1198 TARGET_UNWIND_INFO is not defined.
1200 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1202 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1203 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1205 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1207 * output.h (init_section, fini_section): Delete.
1208 * varasm.c (init_section, fini_section): Delete.
1209 (init_varasm_once): Don't initialize them.
1210 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1211 there are no corresponding varasm.c variables.
1213 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1215 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1216 of EH_FRAME_SECTION_NAME into...
1217 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1218 if it is still null.
1219 * except.c (default_exception_section): Delete, moving most
1221 (switch_to_exception_section): ...this new function. Set
1222 exception_section if it is still null, then switch to it.
1223 (output_function_exception_table): Use switch_to_exception_section.
1224 * varasm.c (exception_section, eh_frame_section): Update comments.
1225 (get_section): Hoist use of SECTION_NAMED.
1226 (init_varasm_once): Don't set exception_section and eh_frame_section.
1227 * output.h (default_exception_section): Delete.
1228 (default_eh_frame_section): Delete.
1230 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1232 * config/bfin/bfin.c: Include "cgraph.h".
1233 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1234 Return the reg that holds the pointer to the GOT.
1235 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1236 doing stack checking.
1238 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1240 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1241 recompute_tree_invarant_for_addr_expr.
1242 Update uses everywhere.
1244 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1246 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1247 (MULTILIB_DIRNAMES): Define.
1249 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1252 * config/s390/s390.c (struct s390_address): New field literal_pool.
1253 (s390_decompose_address): Compute literal_pool field. Do not
1254 assume register %r13 is always (and solely) used as pool base.
1255 (s390_extra_constraint_str): Use literal_pool field.
1257 2005-12-09 Thiemo Seufer <ths@networkno.de>
1259 * config/mips/mips.c (override_options): Don't allow too small
1260 integers in FP registers.
1262 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1264 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1265 targetm.binds_local_p to check for local function calls.
1267 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1270 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1271 call_used_regs can't be used to save reg in another reg.
1273 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1274 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1276 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1278 * except.c (output_ttype): Likewise.
1279 * tree-object-size.c (collect_object_sizes_for): Likewise.
1280 (check_for_plus_in_loops_1): Likewise.
1281 (check_for_plus_in_loops): Likewise.
1282 (compute_object_sizes): Use gcc_unreachable instead of abort.
1284 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1286 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1287 (loop_end, loop_init, doloop_end): New insns.
1288 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1289 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1290 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1291 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1292 * config/ms1/ms1.c: #include basic-block.h
1293 (struct machine_function): Add has_loops field.
1294 (ms1_add_loop): New.
1295 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1296 (struct loop_info, struct loop_work): New.
1297 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1298 (ms1_reorg_loops): New loop optimization.
1299 (ms1_machine_reorg): Call it.
1300 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1302 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1304 PR tree-optimization/25248
1305 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1306 evolution_of_loop from the failed attempt. Remove handling
1309 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1311 * tree.h (DECL_EXTERNAL): Clarify documentation.
1313 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1314 Jakub Jelinek <jakub@redhat.com>
1317 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1318 argument. Don't drop outer ANDs.
1319 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1320 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1322 * config/s390/predicates.md (setmem_operand): Remove.
1323 (shift_count_operand): Rename to...
1324 (shift_count_or_setmem_operand): ... this. Adjust
1325 s390_decompose_shift_count caller.
1326 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1327 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1328 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1329 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1330 rotl<mode>3_and, setmem_long_and): New insns.
1331 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1332 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1333 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1334 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1335 of shift_count_operand.
1336 (setmem_long): Use shift_count_or_setmem_operand instead of
1339 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1340 Andreas Tobler <a.tobler@schweiz.ch>
1342 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1345 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1347 * expr.c (force_operand): Use convert_to_mode for conversions.
1349 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1351 * reload.h (reg_equiv_invariant): Declare.
1352 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1353 register also when reg_equiv_invariant[R] is set.
1355 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1356 Andreas Tobler <a.tobler@schweiz.ch>
1358 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1360 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1362 * tree-ssa-pre.c (bitmap_set_and): New function.
1363 (bitmap_set_and_compl): New function.
1364 (bitmap_set_empty_p): New function.
1365 (insert_extra_phis): New function.
1366 (compute_avail): Use insert_extra_phis.
1368 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1370 * config/s390/s390.c (s390_expand_atomic): New function.
1371 Adjust comment of helper functions.
1372 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1373 * config/s390/s390.md ("ATOMIC"): New code macro.
1374 ("atomic"): Corresponding new code attribute.
1375 ("sync_lock_test_and_set[hq]i",
1376 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1378 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1380 * config/s390/s390.c (s390_expand_mask_and_shift,
1381 struct alignment_context, init_alignment_context,
1382 s390_expand_cs_hqi): New.
1383 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1384 * config/s390/s390.md ("sync_compare_and_swaphi",
1385 "sync_compare_and_swapqi"): New pattern.
1387 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1389 Fix PR tree-optimization/25291
1390 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1391 redundant and crashing check.
1393 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1396 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1397 tests further when !strict && reload_in_progress.
1398 (print_operand): Check that both operands of indexed address are regs.
1399 (print_operand_address): Likewise.
1400 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1401 (INT_REG_OK_FOR_BASE_P): Correct.
1403 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1405 Preparation for PR rtl-optimization/20070 / part1
1406 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1407 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1408 outgoing_edges_match.
1409 (outgoing_edges_match): Use condjump_equiv_p.
1410 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1412 * struct-equiv.c: New file.
1413 (death_notes_match_p) New function, broken out of insns_match_p.
1414 * Makefile.in (OBJS-common): Add struct-equiv.o.
1415 (struct-equiv.o): New target.
1417 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1419 * coretypes.h: Revert previous change.
1420 * config/darwin.h: Revert previous reversion.
1421 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1423 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1425 * coretypes.h (section): Provide dummy definition for target files.
1426 * config/darwin.h: Revert previous change.
1428 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1430 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1431 * configure.ac: Remove all.build and install-normal from target_list
1432 * configure: Regenerate.
1433 * Makefile.in (install): Don't depend on install-normal.
1435 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1437 * Makefile.in: Document the use of stamps.
1439 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1441 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1442 * Makefile.in: Add code to compute some dependencies on s-gtype
1443 automatically. Remove the declaration of those dependencies.
1445 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1447 * gcc/reload.c (push_secondary_reload): Fix typo:
1448 s/insn_constraint/scratch_constraint/.
1450 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1452 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1454 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1456 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1457 (alpha_elf_select_rtx_section): Return the selected section rather
1458 than emitting assembly code.
1459 (alpha_write_linkage): Emit a ".link" directive directly and then
1460 set in_section to NULL.
1461 (vms_asm_out_constructor): Use switch_to_section.
1462 (vms_asm_out_destructor): Likewise.
1463 (unicosmk_output_common): Set in_section to NULL instead of calling
1464 the dummy common_section function.
1465 (unicosmk_text_section): Delete in favor of...
1466 (unicosmk_output_text_section_asm_op): ...this new function.
1467 (unicosmk_data_section): Delete in favor of...
1468 (unicosmk_output_data_section_asm_op): ...this new function.
1469 (unicosmk_init_sections): New function.
1470 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1471 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1472 the dummy ssib_section function.
1473 (unicosmk_section_buf): Delete.
1474 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1475 (unicosmk_data_section): Delete.
1476 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1477 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1478 (SECTION_FUNCTION_TEMPLATE): Delete.
1479 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1480 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1481 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1482 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1483 (TARGET_ASM_INIT_SECTIONS): Define.
1484 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1485 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1486 (link_section, literals_section): Delete.
1487 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1488 set in_section to NULL.
1490 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1491 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1492 (COMMON_SECTION): Delete.
1493 (TARGET_ASM_INIT_SECTIONS): Define.
1494 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1495 the dummy common_section function.
1496 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1497 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1498 between readonly_data_section and text_section to check whether
1499 read-only data is being put in the text section.
1500 (arm_output_function_epilogue): Use switch_to_section.
1501 (arm_elf_asm_constructor): Likewise.
1502 (thumb_call_via_reg): Replace call to in_text_section with
1503 a comparison between in_section and text_section.
1504 (arm_file_end): Use switch_to_section.
1505 (aof_text_section): Delete in favor of...
1506 (aof_output_text_section_asm_op): ...this new function.
1507 (aof_data_section): Delete in favor of...
1508 (aof_output_data_section_asm_op): ...this new function.
1509 (aof_asm_init_sections): New function.
1510 (zero_init_section): Moved from config/arm/aof.h.
1511 (aof_dump_imports, aof_file_start): Use switch_to_section.
1512 * config/arm/arm.h (thumb_call_via_label): Update comment.
1513 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1514 (common_section): Delete.
1515 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1516 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1517 global switch_to_section function instead of the old port-local one.
1518 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1519 (SWITCH_TO_SECTION_FUNCTION): Delete.
1520 (drectve_section): Redefine as a macro.
1521 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1522 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1525 * config/avr/avr.c (progmem_section): New variable.
1526 (avr_output_progmem_section_asm_op): New function.
1527 (avr_asm_init_sections): New function.
1528 (avr_output_addr_vec_elt): Use switch_to_section.
1529 * config/avr/avr.h (progmem_section): Declare.
1530 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1531 (READONLY_DATA_SECTION): Delete.
1532 (TARGET_ASM_INIT_SECTIONS): Define.
1533 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1534 * config/avr/avr-protos.h (progmem_section): Delete.
1536 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1538 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1539 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1541 * config/darwin-sections.def: New file.
1542 * config/darwin.c: Define all sections in darwin-sections.def.
1543 (output_objc_section_asm_op, darwin_init_sections): New functions.
1544 (machopic_output_indirection): Use switch_to_section.
1545 (machopic_select_section): Return the selected section rather than
1546 emitting assembly code. Replace the static function table with
1547 inline conditional expressions. Update the tests of last_text_section
1548 and move them into the FUNCTION_DECL block.
1549 (machopic_select_rtx_section): Return the selected section rather than
1550 emitting assembly code.
1551 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1552 (darwin_file_end): Use switch_to_section.
1553 * config/darwin.h: Use darwin-sections.def to declare sections.
1554 (INIT_SECTION_ASM_OP): Remove empty definition.
1555 (HAS_INIT_SECTION): Define this instead.
1556 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1557 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1558 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1559 (TARGET_ASM_INIT_SECTIONS): Define.
1560 * config/darwin-protos.h (darwin_init_sections): Declare.
1561 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1562 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1563 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1564 (constructor_section, destructor_section, mod_init_section): Delete.
1565 (mod_term_section): Delete.
1566 (darwin_exception_section, darwin_eh_frame_section): Delete.
1567 (machopic_select_section): Return a section.
1568 (machopic_select_rtx_section): Likewise.
1569 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1570 (const_section, const_coal_section, const_data_section): Delete.
1571 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1572 (literal4_section, literal8_section, constructor_section): Delete.
1573 (mod_init_section, mod_term_section, destructor_section): Delete.
1574 (objc_class_section, objc_meta_class_section, objc_category_section)
1575 (objc_class_vars_section, objc_instance_vars_section): Delete.
1576 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1577 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1578 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1579 (objc_symbols_section, objc_module_info_section): Delete.
1580 (objc_image_info_section, objc_protocol_section): Delete.
1581 (objc_string_object_section, objc_constant_string_object_section)
1582 (objc_class_names_section, objc_meth_var_names_section): Delete.
1583 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1584 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1585 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1586 (darwin_exception_section, darwin_eh_frame_section): Delete.
1587 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1589 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1590 (frv_asm_out_destructor): Likewise.
1591 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1592 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1593 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1595 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1596 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1597 (data_section): Delete.
1599 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1600 (DRECTVE_SECTION_FUNCTION): Delete.
1601 (drectve_section): Redefine as a macro that sets in_section after
1602 emitting the directive.
1603 (SWITCH_TO_SECTION_FUNCTION): Delete.
1604 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1605 in_text_section with comparison between in_section and text_section.
1606 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1607 rather than emitting assembly code. Use get_named_section.
1608 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1610 (machopic_output_stub): Use switch_to_section.
1611 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1612 (nwld_named_section_asm_out_destructor): Use get_section and
1615 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1616 rather than emitting assembly code.
1617 (ia64_rwreloc_select_section): Likewise.
1618 (ia64_rwreloc_select_rtx_section): Likewise.
1619 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1620 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1622 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1623 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1625 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1626 section rather than emitting assembly code.
1627 (iq2000_select_section): Likewise.
1628 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1629 (sbss_section): Delete.
1631 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1632 and get_named_section.
1633 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1635 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1636 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1637 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1638 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1640 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1641 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1642 global switch_to_section function instead of the old port-local one.
1643 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1644 (SWITCH_SECTION_FUNCTION): Delete.
1645 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1646 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1647 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1648 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1650 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1651 global switch_to_section function instead of the old port-local one.
1652 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1654 * config/mips/mips.c (mips_file_start): Update comment.
1655 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1656 (mips_output_aligned_decl_common): Use switch_to_section.
1657 (mips_select_rtx_section): Return the section rather than emitting
1658 assembly code. Use get_named_section.
1659 (mips_function_rodata_section: Likewise get_section.
1660 (build_mips16_function_stub): Use switch_to_section.
1661 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1662 (SDATA_SECTION_ASM_OP): Delete.
1663 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1664 (EXTRA_SECTION_FUNCTIONS): Delete.
1666 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1667 (mmix_asm_output_aligned_local): Use switch_to_section.
1669 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1670 (som_one_only_readonly_data_section): New variables.
1671 (pa_output_function_epilogue): Set in_section to NULL instead of
1672 calling forget_section.
1673 (output_deferred_plabels): Use select_section.
1674 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1675 of calling forget_section.
1676 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1677 (pa_asm_output_aligned_local): Use select_section.
1678 (som_text_section_asm_op): Delete in favor of...
1679 (som_output_text_section_asm_op): ...this new function.
1680 (pa_som_asm_init_sections): New function.
1681 (pa_select_section): Return the section rather than emitting
1683 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1684 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1685 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1686 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1687 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1688 (som_readonly_data_section, som_one_only_readonly_data_section)
1689 (som_one_only_data_section, forget_section): Delete.
1690 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1691 (TARGET_ASM_INIT_SECTIONS): Define.
1692 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1694 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1695 (private_data_section, read_only_private_data_section): New variables.
1696 (sdata2_section, toc_section): New variables.
1697 (rs6000_file_start): Use switch_to_section.
1698 (rs6000_assemble_integer): Use comparisons against in_section
1699 instead of calling in_toc_section and in_text_section. Use
1700 unlikely_text_section_p.
1701 (rs6000_elf_output_toc_section_asm_op): New function, derived
1702 from the old rs6000/sysv4.h toc_section function.
1703 (rs6000_elf_asm_init_sections): New function.
1704 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1705 the section rather than emitting assembly code.
1706 (machopic_output_stub): Use switch_to_section.
1707 (toc_section): Delete dummy function.
1708 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1709 switch_to_section and get_section.
1710 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1711 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1712 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1713 the old rs6000/xcoff.h toc_section function.
1714 (rs6000_xcoff_asm_init_sections): New function.
1715 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1716 the section rather than emitting assembly code.
1717 (rs6000_xcoff_file_start): Use switch_to_section.
1718 (rs6000_xcoff_file_end): Likewise.
1719 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1720 (sdata2_section, sbss_section, private_data_section): Delete.
1721 (read_only_data_section, read_only_private_data_section): Delete.
1722 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1723 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1724 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1725 (FINI_SECTION_FUNCTION): Delete.
1726 (TARGET_ASM_INIT_SECTIONS): Define.
1727 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1728 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1729 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1730 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1731 (READONLY_DATA_SECTION): Delete.
1732 (TARGET_ASM_INIT_SECTIONS): Define.
1733 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1734 to NULL rather than no_section.
1735 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1737 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1739 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1740 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1741 from call to current_function_section.
1743 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1744 (bss100_section): New variable.
1745 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1746 (xstormy16_asm_init_sections): New function.
1747 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1748 switch_to_section and get_section.
1749 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1750 from calls to current_function_section.
1751 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1752 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1753 (TARGET_ASM_INIT_SECTIONS): Define.
1754 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1756 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1757 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1758 (FINI_SECTION_FUNCTION): Delete.
1760 * config/v850/v850.c: Include gt-v850.h.
1761 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1762 (zbss_section): New variables.
1763 (v850_output_aligned_bss): Use switch_to_section.
1764 (v850_asm_init_sections): New function.
1765 (v850_select_section): Return the section rather than emitting
1767 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1768 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1769 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1770 (TARGET_ASM_INIT_SECTIONS): Define.
1771 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1772 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1773 (zbss_section): Delete.
1775 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1777 * config/vx-common.h (vxworks_exception_section): Delete.
1778 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1780 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1781 section rather than emitting assembly code.
1782 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1785 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1786 * coretypes.h (section): New union and typedef.
1787 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1788 from call to current_function_section.
1789 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1790 (dbxout_symbol_location): Use switch_to_section.
1791 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1792 most of the code into...
1793 (default_eh_frame_section): ...here. Return a section.
1794 (collect2_eh_frame_section): Delete, moving most of the code into..
1795 (switch_to_eh_frame_section): ...this new function.
1796 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1797 (debug_macinfo_section, debug_line_section, debug_loc_section)
1798 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1800 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1801 eh_frame_section. Use switch_to_section and get_section.
1802 (dwarf2out_begin_prologue): Use switch_to_section.
1803 (AT_string_form): Check the flags in debug_str_section instead of
1804 DEBUG_STR_SECTION_FLAGS.
1805 (output_comp_unit): Use switch_to_section, get_section, and
1807 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1808 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1809 from call to current_function_section.
1810 (dwarf2out_var_location): Use unlikely_text_section_p.
1811 (dwarf2out_source_line): Use switch_to_section. Remove argument
1812 from call to current_function_section.
1813 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1814 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1815 debug_macinfo_section.
1816 (dwarf2out_init): Initialize the new section variables. Use them
1817 instead of calls to named_section_flags. Use switch_to_section.
1818 (output_indirect_string): Use switch_to_section and debug_str_section.
1819 (dwarf2out_finish): Use switch_to_section and the new section
1821 * except.c (default_exception_section): Return the section instead
1822 of emitting assembly code.
1823 (output_function_exception_table): Use the global exception_section
1824 variable instead of the target hook. Use switch_to_section. Remove
1825 argument from call to current_function_section.
1826 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1827 (shorten_branches): Use pointer comparisons to detect whether the
1828 text section is the same as readonly_data_section.
1829 (profile_function): Use switch_to_section. Remove argument from
1830 call to current_function_section.
1831 (final_scan_insn): Likewise. Update use of last_text_section.
1832 * gengtype.c (open_base_files): Add an include of output.h.
1833 * output.h (text_section, data_section, readonly_data_section)
1834 (ctors_section, dtors_section, bss_section, init_section)
1835 (fini_section, sdata_section): Turn into section pointers.
1836 (in_text_section, in_unlikely_text_section, exports_section)
1837 (drectve_section, named_section, mergeable_string_section)
1838 (last_text_section_name): Delete.
1839 (default_exception_section, default_eh_frame_section): Return sections.
1840 (SECTION_DECLARED, SECTION_NAMED): New macros.
1841 (SECTION_MACH_DEP): Bump value.
1842 (section_common, named_section, unnamed_section): New structures.
1843 (unnamed_section_callback): New typedef.
1844 (section): New union.
1845 (sbss_section, exception_section, eh_frame_section): New variables.
1846 (in_section, last_text_section): Turn into section pointers.
1847 (get_unnamed_section, get_section, get_named_section): New functions.
1848 (mergeable_constant_section, function_section): Return a section.
1849 (unlikely_text_section): Likewise.
1850 (current_function_section): Likewise. Remove the decl argument.
1851 (unlikely_text_section_p, switch_to_section): New functions.
1852 (output_section_asm_op): New function.
1853 (set_named_section_flags, named_section_flags, named_section_real)
1854 (named_section_first_declaration): Delete.
1855 (default_select_section, default_elf_select_section): Return a section.
1856 (default_elf_select_section_1, default_function_rodata_section)
1857 (default_no_function_rodata_section, default_select_rtx_section)
1858 (default_elf_select_rtx_section): Likewise.
1859 * rtl.h (in_data_section): Delete.
1860 * sdbout.c (sdbout_one_type): Use switch_to_section.
1861 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1862 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1863 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1864 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1865 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1866 (TARGET_ASM_OUT): Update after above changes.
1867 * target.h (init_sections): New hook.
1868 (exception_section, eh_frame_section): Delete.
1869 (select_section, select_rtx_section, function_rodata_section): Return
1870 a section rather than emitting assembly code.
1871 * varasm.c (text_section, data_section, readonly_data_section)
1872 (ctors_section, dtors_section, bss_section, init_section)
1873 (fini_section): Turn into section pointers.
1874 (sdata_section, sbss_section, exception_section): New variables.
1875 (eh_frame_section): New variable.
1876 (in_section): Make global and turn into a section pointer.
1877 (last_text_section): Turn into a section pointer.
1878 (unnamed_sections): New variable.
1879 (in_named_name, last_text_section_name): Delete.
1880 (EXTRA_SECTION_FUNCTIONS): Delete.
1881 (in_named_entry): Delete.
1882 (section_htab): New variable, replacing...
1883 (in_named_htab): ...this deleted variable.
1884 (section_entry_eq, section_entry_hash): New functions, based on...
1885 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1886 (get_unnamed_section, get_section): New functions.
1887 (unlikely_text_section): Return a section instead of emitting
1889 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1890 (get_named_section_flags, named_section_first_declaration): Delete.
1891 (unlikely_text_section_p): New function.
1892 (named_section_real, named_section): Delete.
1893 (get_named_section): New function.
1894 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1895 (function_section): Return a section rather than emitting
1897 (current_function_section): Likewise. Remove argument. Use
1898 last_text_section if nonnull, otherwise use function_section.
1899 (default_function_rodata_section): Return a section rather than
1900 emitting assembly code. Use get_section.
1901 (default_no_function_rodata_section): Return a section rather than
1902 emitting assembly code.
1903 (variable_section): Use switch_to_section and get_named_section.
1904 (mergeable_string_section): Return a section rather than emitting
1905 assembly code. Use get_section. Make static. Don't take special
1906 countermeasures for empty strings.
1907 (mergeable_constant_section): Return a section rather than emitting
1908 assembly code. Use get_section.
1909 (default_named_section_asm_out_destructor): Use switch_to_section
1911 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1912 (default_named_section_asm_out_constructor): Use switch_to_section
1914 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1915 (assemble_start_function): Likewise. Set last_text_section to
1916 NULL rather than no_section. Change the type of save_section.
1917 (assemble_zeros, assemble_variable): Use the section flags to detect
1918 whether or not a section is text.
1919 (assemble_static_space): Use switch_to_section.
1920 (assemble_trampoline_template): Likewise.
1921 (output_constant_def_contents): Use switch_to_section and
1923 (output_constant_pool_1): Use switch_to_section. Use the section
1924 flags to see whether sections contain mergeable data.
1925 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1926 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1927 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1928 whether a section has already been declared.
1929 (default_select_section, default_elf_select_section): Return a
1930 section rather than emitting assembly code.
1931 (default_elf_select_section_1): Likewise. Use bss_section for
1932 SECCAT_BSS if nonnull. Use get_named_section.
1933 (default_select_rtx_section): Return a section rather than
1934 emitting assembly code.
1935 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1936 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1937 (output_section_asm_op, switch_to_section): New functions.
1938 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1941 * doc/tm.texi: Expand the introduction to the sections documentation.
1942 (TRAMPOLINE_SECTION): Document new interface.
1943 (SDATA_SECTION_ASM_OP): Document new macro.
1944 (READONLY_DATA_SECTION): Delete.
1945 (SDATA_SECTION_ASM_OP): Document new macro.
1946 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1947 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1948 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1949 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1950 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1952 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1954 * gcc.c (init_gcc_specs): Match braces inside conditionally
1957 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1959 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1961 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1964 * tree.c (integer_all_onesp): Always return true if all bits on.
1966 * testsuite/g++.dg/init/array0.C: New.
1968 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1970 * doc/md.texi: Adapt to implementation.
1972 2005-12-06 Andreas Schwab <schwab@suse.de>
1974 * opts.c (decode_options): Fix typo in message.
1976 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1979 * longlong.h: Merge PPC tests from upstream.
1981 2005-12-06 Richard Guenther <rguenther@suse.de>
1983 * fold-const.c (fold_convert): Do not build and fold
1984 CONVERT_EXPR, but always use NOP_EXPR.
1986 2005-12-06 Jan Beulich <jbeulich@novell.com>
1988 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1989 __builtin_ia32_paddq and __builtin_ia32_subq.
1990 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1991 __builtin_ia32_pshufw.
1992 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1994 2005-12-05 James E Wilson <wilson@specifix.com>
1997 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2000 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2002 * print-tree.c (print_node): Ditto.
2003 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2004 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2005 before accessing DECL_ARTIFICIAL.
2006 Handle new tag tree codes.
2007 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2009 (unmodifiable_var_p): Ditto.
2010 * tree-flow.h (mem_tag_kind): Remove.
2011 (struct var_ann_d): Remove mem_tag_kind member.
2012 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2013 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2014 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2015 (group_aliases): Ditto.
2016 (setup_pointers_and_addressables): Ditto.
2017 (is_escape_site): Ditto.
2018 (may_alias_p): Ditto.
2019 (create_tag_raw): New function.
2020 (create_memory_tag): Use it.
2021 (dump_alias_info): Update for tags.
2022 (may_be_aliased): Ditto.
2023 (add_type_alias): Ditto.
2024 (new_type_alias): Ditto.
2025 (create_sft): Ditto.
2026 (create_structure_vars): Ditto.
2027 * tree-ssa-ccp.c (get_default_value): Ditto.
2028 * tree-ssa-operands.c (get_expr_operands): Ditto.
2029 (add_stmt_operand): Ditto.
2030 (add_call_clobber_ops): Remove duplicated condition.
2031 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2033 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2034 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2035 * tree.c (init_ttree): Update structures for new tree codes.
2036 (tree_code_size): Update sizes for new tree codes.
2037 (make_node_stat): Don't try to set common things on minimal
2039 (tree_node_structure): Update for tags.
2040 (is_global_var): Ditto.
2041 * tree.def: Add new tree codes.
2042 * tree.h (MTAG_P): New macro.
2043 (TREE_MEMORY_TAG_CHECK): Ditto.
2044 (SSA_VAR_P): Update for tags.
2045 (struct tree_memory_tag): New structure.
2046 (MTAG_GLOBAL): New macro.
2047 (union tree_node): Add memory tag member.
2048 * treestruct.def (TS_MEMORY_TAG): New.
2050 2005-12-05 Dale Johannesen <dalej@apple.com>
2052 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2053 what was approved (PR 24323).
2055 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2057 * doc/c-tree.texi (Function Bodies): Remove description of
2060 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2062 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2063 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2064 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2065 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2066 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2067 __divxc3): Document.
2069 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2071 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2073 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2074 hook_bool_void_false.
2075 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2076 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2078 * config/darwin.c (machopic_select_section): It's not defined
2079 as weak if it's only marked as weak_import.
2081 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2084 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2085 A hidden weak object does bind locally. Strong linkonce data
2086 counts like any other strong symbol for binding.
2087 (weak_finish_1): Don't specially handle weakrefs, they no longer
2089 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2090 * c-common.c (handle_alias_attribute): Allow static aliases
2092 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2093 * gthr-dce.h: Make weakrefs static.
2094 * gthr-tpf.h: Likewise.
2095 * gthr-solaris.h: Likewise.
2096 * gthr-posix.h: Likewise.
2097 * gthr-posix95.h: Likewise.
2098 * config/darwin.c (darwin_encode_section_info): static weakref
2099 variables are not necessarily defined in this translation unit.
2100 * doc/extend.texi (Function Attributes): Mention that an alias
2101 attribute creates a definition for the thing it's attached to.
2102 Change the documentation for weakref to say that the thing
2103 it's attached to must be static.
2105 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2106 we don't go into an infinite loop.
2108 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2110 * config/rs6000/predicates.md (logical_const_operand): Split
2111 out of logical_operand.
2112 (logical_operand): Use it.
2113 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2114 logical_const_operand.
2116 2005-12-05 Jan Beulich <jbeulich@novell.com>
2118 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2119 and IX86_BUILTIN_CMPNESS.
2120 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2121 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2122 * config/i386/i386.md (movti_internal): Correct type attribute.
2123 Simplify mode attribute.
2124 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2125 Correct type attribute.
2126 (absxf2): Correct operator.
2127 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2128 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2129 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2131 (sse2_vmsqrtv2df2): Correct mode attribute.
2133 2005-12-05 Jan Beulich <jbeulich@novell.com>
2135 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2136 16 bits. Provide insn pattern for this case.
2138 2005-12-05 Jan Beulich <jbeulich@novell.com>
2140 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2142 (__popcountDI2): Likewise.
2144 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2147 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2148 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2149 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2152 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2154 * c-typeck.c (null_pointer_constant_p): New function.
2155 (build_conditional_expr, build_c_cast, convert_for_assignment,
2156 build_binary_op): Use it.
2158 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2160 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2161 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2163 (check_function_arguments_recurse): Allow both NOP_EXPR and
2164 CONVERT_EXPR but check conversions preserve precision.
2165 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2166 but check conversions preserve precision.
2167 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2170 2005-12-04 Roger Sayle <roger@eyesopen.com>
2173 * common.opt (Wstring-literal-comparison): New command line option.
2174 * c-opts.c (c_common_handle_option): Set it with -Wall.
2175 * c-typeck.c (parser_build_binary_op): Issue warning if either
2176 operand of a comparison operator is a string literal, except for
2177 testing equality or inequality against NULL.
2179 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2181 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2183 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2184 of building a NOP_EXPR.
2185 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2187 * c-convert.c (convert): Use fold_convert instead of building
2188 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2189 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2191 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2192 NOP_EXPR the same as CONVERT_EXPR.
2193 * c-typeck.c (build_function_call): Use fold_convert instead of
2194 building a NOP_EXPR directly.
2195 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2197 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2199 PR rtl-optimization/25197
2200 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2203 2005-12-02 Stuart Hastings <stuart@apple.com>
2205 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2208 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2210 * c-typeck.c (default_function_array_conversion,
2211 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2212 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2213 orig_op2. Don't check them for NOP_EXPR.
2214 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2215 around integer zero.
2217 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2219 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2220 toc_save_offset, toc_size, lr_size.
2221 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2222 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2223 Adjust for removal of unused rs6000_stack_t fields.
2224 (debug_stack_info): Adjust.
2225 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2226 first, and don't bother checking for set/inc of lr on sibcalls.
2227 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2229 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2232 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2233 5 if operand 1 is not aligned. Undo previous constraint change.
2234 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2236 2005-12-02 Richard Guenther <rguenther@suse.de>
2238 * tree.h (build): Remove prototype.
2239 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2240 * tree.c (build): Remove.
2241 (build0_stat): Update comment.
2243 2005-12-02 Richard Guenther <rguenther@suse.de>
2245 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2246 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2248 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2249 maybe_fold_offset_to_component_ref): Likewise.
2250 * tree-ssa-dom.c (thread_across_edge,
2251 simplify_rhs_and_lookup_avail_expr,
2252 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2254 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2255 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2256 lower_try_finally_switch): Likewise.
2257 * tree-if-conv.c (add_to_dst_predicate_list,
2258 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2259 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2260 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2261 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2262 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2263 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2264 gimplify_init_ctor_eval, gimplify_init_constructor,
2265 gimplify_variable_sized_compare, gimplify_boolean_expr,
2266 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2267 gimplify_expr, gimplify_body, gimplify_function_tree,
2268 force_gimple_operand): Likewise.
2269 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2270 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2271 mx_register_decls): Likewise.
2272 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2273 get_frame_field, finalize_nesting_tree_1): Likewise.
2274 * tree-inline.c (setup_one_parameter): Likewise.
2275 * tree-vect-transform.c (vectorizable_condition): Likewise.
2276 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2278 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2279 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2280 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2281 * tree-chrec.h (build_polynomial_chrec): Likewise.
2283 2005-12-02 Richard Guenther <rguenther@suse.de>
2285 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2286 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2287 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2288 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2289 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2290 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2291 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2293 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2294 sh_adjust_unroll_max): Likewise.
2295 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2296 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2297 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2299 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2301 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2304 2005-12-02 Richard Guenther <rguenther@suse.de>
2306 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2307 simplify_cond_using_ranges): Use buildN instead of build.
2308 * tree-tailcall.c (adjust_accumulator_values,
2309 adjust_return_value): Likewise.
2310 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2311 generate_element_copy, generate_element_zero,
2312 generate_one_element_init): Likewise.
2313 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2314 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2315 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2316 perfect_nestify): Likewise.
2318 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2320 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2322 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2324 * ggc.h (GGC_RESIZEVEC): New.
2326 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2328 * gcc.c (execute): Improve readability.
2330 2005-12-02 Richard Guenther <rguenther@suse.de>
2332 * tree-cfg.c (mark_used_vars): New function.
2333 (dump_function_to_file): Dump only used VAR_DECLs.
2335 2005-12-02 Richard Guenther <rguenther@suse.de>
2337 * convert.c (convert_to_integer): Fix compare for nonpositive
2338 constant to use tree_int_cst_sgn <= 0.
2340 2005-12-02 Richard Guenther <rguenther@suse.de>
2342 * convert.c (convert_to_integer): Use fold_convert instead
2343 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2344 instead of comparing against 0. Use build_int_cst instead
2345 of converting integer_zero_node.
2347 2005-12-02 Richard Guenther <rguenther@suse.de>
2349 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2352 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2355 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2358 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2361 * function.c (expand_function_end): Emit blockage for unwinder
2364 2005-12-01 Roger Sayle <roger@eyesopen.com>
2366 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2367 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2368 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2369 integer constant comparisons.
2371 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2372 Janis Johnson <janis187@us.ibm.com>
2373 David Edelsohn <dje@watson.ibm.com>
2374 Ben Elliston <bje@au.ibm.com>
2376 * dfp.h, dfp.c: New files.
2377 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2378 (DECNUM_H): Likewise.
2379 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2380 (INCLUDES): Append $(DECNUMINC).
2381 (OBJS-common): Add dfp.o.
2383 * real.h (EXP_BITS): Pinch one bit to ..
2384 (struct real_value): Add decimal field.
2385 (real_format): Change table size, update documentation.
2386 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2387 (real_from_string3): Declare.
2388 (decimal_single_format): Declare.
2389 (decimal_double_format): Declare.
2390 (decimal_quad_format): Declare.
2391 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2392 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2393 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2394 * real.c: Include dfp.h.
2395 (normalize): Early return for decimal floats.
2396 (do_add): Zero decimal field.
2397 (do_compare): Call do_decimal_compare for decimal floats.
2398 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2399 (real_arithmetic): Call decimal_real_arithmetic for decimal
2400 floating point operands.
2401 (real_identical): If a and b are of differing radix, return false.
2402 (real_to_integer): Call decimal_real_to_integer if the value is a
2404 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2405 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2406 (real_to_hexadecimal): Place "N/A" in the return string for
2408 (real_from_string3): New variant, given a mode.
2409 (real_maxval): Use decimal_real_maxval for decimal floats.
2410 (round_for_format): Use decimal_round_for_format for decimals.
2411 (real_convert): Use decimal_real_convert where appropriate.
2412 (significand_size): Handle base 10.
2413 (encode_decimal_single, decode_decimal_single,
2414 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2415 decode_decimal_quad): New functions.
2416 (decimal_single_format): New.
2417 (decimal_double_format): New.
2418 (decimal_quad_format): New.
2419 * machmode.def: Add SD, DD and TD decimal floating point modes.
2420 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2421 Include MODE_DECIMAL_FLOAT.
2422 (DECIMAL_FLOAT_MODE_P): New.
2423 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2424 * genmodes.c (struct mode_data): Add counter field.
2425 (struct mode_data): Update comment for format.
2426 (blank_mode): Initialise counter field.
2427 (new_mode): Increment counter field for each mode defined.
2428 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2430 (make_complex_modes): Handle modes containing `D'.
2431 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2432 (make_decimal_float_mode): New.
2433 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2434 (cmp_modes): Compare counter field if other characteristics
2436 (emit_real_format_for_mode): Support formats for decimal floats.
2437 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2438 Document MODE_DECIMAL_FLOAT.
2440 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2442 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2445 2005-12-01 Richard Henderson <rth@redhat.com>
2447 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2449 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2453 * config/pa/pa.c (pa_init_builtins): If we detect
2454 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2457 2005-12-01 Richard Guenther <rguenther@suse.de>
2459 * fold-const.c (fold_binary): Use fold_build2, not
2462 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2464 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2466 * vec.h (VEC_block_remove): New.
2468 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2471 * c-common.c (lvalue_error): Fix wording.
2473 2005-12-01 Richard Guenther <rguenther@suse.de>
2475 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2476 thinko in last patch.
2478 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2480 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2481 than -flat_namespace.
2483 2005-12-01 Ben Elliston <bje@au.ibm.com>
2485 * mklibgcc.in: Parameterise the script to build soft float
2486 functions by iterating over each type, rather than cloning the
2489 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2492 * builtins.c (fold_builtin_fputs): Defer check for missing
2493 replacement functions.
2495 2005-11-30 Kean Johnston <jkj@sco.com>
2497 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2498 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2500 2005-11-30 Richard Guenther <rguenther@suse.de>
2502 PR tree-optimization/22501
2503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2504 function split out from ...
2505 (forward_propagate_addr_expr): ... here. Use it to propagate
2506 ADDR_EXPRs to all uses.
2508 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2510 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2511 * builtins.c (expand_builtin_mathfn): Use them.
2512 (expand_builtin_mathfn_2): Likewise.
2513 (expand_builtin_mathfn_3): Likewise.
2514 (expand_builtin_int_roundingfn): Likewise.
2515 (expand_builtin): Likewise.
2516 (integer_valued_real_p): Likewise.
2517 (fold_builtin_int_roundingfn): Likewise.
2518 (fold_builtin_bitop): Likewise.
2519 (fold_builtin_logarithm): Likewise.
2520 (fold_builtin_1): Likewise.
2521 * convert.c (convert_to_integer): Likewise.
2522 * fold-const.c (negate_mathfn_p): Likewise.
2523 (tree_expr_nonnegative_p): Likewise.
2525 2005-11-30 Dale Johannesen <dalej@apple.com>
2526 Andrew Pinski <pinskia@physics.uc.edu>
2528 * combine.c (find_split_point): Sign extend bitmask
2529 when changing bitfield assignment to IOR of AND.
2531 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2533 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2534 clobber to scratch reg.
2535 (*decrement_and_branch_until_zero_no_clobber): Remove.
2536 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2537 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2538 * config/ms1/ms1.opt (mmul): Remove.
2539 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2540 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2542 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2543 Bernd Schmidt <bernd.schmidt@analog.com>
2545 * pa/predicates.md (symbolic_operand): Add comment.
2546 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2547 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2548 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2549 (pa_secondary_reload_class): Delete.
2550 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2551 and pa_secondary_reload_class. Reorder some checks. Update inline
2552 copy of symbolic operand.
2553 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2555 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2557 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2560 2005-11-30 Jeff Law <law@redhat.com>
2562 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2563 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2565 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2567 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2568 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2569 (ia64_expand_move): Adjust caller.
2571 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2572 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2575 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2577 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2578 Always produce an output if we can remove NEGs or canonicalize
2579 (minus (minus ...)) expressions. Provide a fast path for the
2581 (simplify_gen_binary): Do not call simplify_plus_minus.
2582 (simplify_binary_operation_1): Reassociate at the end of the
2585 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2587 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2588 moves and unpack to speed up.
2590 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2592 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2593 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2594 (gen_v9_scc): Update callers.
2595 * config/sparc/sparc.md: Likewise.
2596 * config/sparc/sparc-protos.h: Update extern declaration.
2598 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2600 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2602 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2605 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2607 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2608 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2609 (negate_expr): Here.
2611 2005-11-29 Ben Elliston <bje@au.ibm.com>
2613 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2614 Fix typo in comment.
2616 2005-11-29 Ben Elliston <bje@au.ibm.com>
2618 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2619 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2621 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2625 * builtins.c (init_target_chars): New.
2626 (expand_builtin_printf, expand_builtin_fprintf,
2627 expand_builtin_sprintf, fold_builtin_sprintf,
2628 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2629 fold_builtin_snprintf_chk, fold_builtin_printf,
2630 fold_builtin_fprintf): Check for matching format strings using
2633 2005-11-29 Paul Brook <paul@codesourcery.com>
2635 * config.gcc: Do not use fixproto on m68k-elf.
2637 2005-11-28 Roger Sayle <roger@eyesopen.com>
2639 * expmed.c (div_cost): Replace with...
2640 (sdiv_cost, udiv_cost): New.
2641 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2642 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2643 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2644 (expand_divmod): Replace use of div_cost with either sdiv_cost
2645 or udiv_cost depending upon the signedness of the operation.
2647 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2650 * config/darwin.c (machopic_indirection_name,
2651 machopic_output_indirection): Follow transparent alias chain.
2653 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2655 * varasm.c (ultimate_transparent_alias_target): Add comment.
2657 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2659 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2660 SET_SRC instead of XEXP where appropriate.
2662 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2664 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2667 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2669 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2670 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2673 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2675 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2676 secondary_input_reload_class, made static. Adapt to new
2678 (secondary_output_reload_class): Delete.
2679 (TARGET_SECONDARY_RELOAD): New macro.
2680 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2681 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2683 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2686 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2687 when its natural alignment is > BITS_PER_UNIT.
2688 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2689 * c-common.c (handle_packed_attribute): Ignore packing on a field
2690 whose type is naturally char aligned.
2692 2005-11-28 Richard Guenther <rguenther@suse.de>
2694 * c-common.c (strict_aliasing_warning): Handle all
2695 component-ref like accesses.
2697 2005-11-28 Roger Sayle <roger@eyesopen.com>
2698 Uros Bizjak <uros@kss-loka.si>
2701 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2702 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2703 when flag_unsafe_math_optimizations is set and
2704 we don't care about NaNs or Infinities.
2706 Move x/expN(y) and x/pow(y,z) transformation into common
2707 flag_unsafe_math_optimizations section.
2709 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2711 * gcc.c (main): Change type of argv to "char **".
2713 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2715 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2716 small data sections.
2717 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2718 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2719 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2720 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2721 output locals to sbss if !rs6000_elf_in_small_data_p.
2722 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2724 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2727 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2728 generated by reload.
2729 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2730 indexed_or_indirect_address.
2731 (indexed_or_indirect_address): Don't test for base reg. Call
2732 address_operand last. Make it a special predicate.
2734 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2736 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2738 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2741 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2743 (negate_expr): Likewise.
2745 2005-11-27 Andreas Schwab <schwab@suse.de>
2747 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2750 2005-11-27 Steven Bosscher <stevenb@suse.de>
2752 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2753 has EH predecessor edges.
2755 2005-11-26 Eric Christopher <echristo@apple.com>
2757 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2758 register stalls by zero extending to the full register.
2760 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2762 * config/floatunsisf.c, config/floatunsidf.c,
2763 config/floatunsixf.c, config/floatunsitf.c: New files.
2764 * config/ia64/t-hpux: Add floatunsitf.c.
2765 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2766 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2768 2005-11-26 Richard Henderson <rth@redhat.com>
2770 * c-lex.c (pragma_lex): Rename from c_lex.
2771 * c-pch.c: Update for pragma_lex rename.
2772 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2773 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2774 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2775 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2776 * doc/tm.texi: Likewise.
2778 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2781 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2782 when overflow is undefined.
2784 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2786 * doc/md.texi (Insn Canonicalizations): Refer to the
2787 function commutative_operand_precedence for further rules.
2789 2005-11-25 Roger Sayle <roger@eyesopen.com>
2792 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2793 is less than zero. Limit mult_cost to a reasonable upper bound for
2794 the synthetic multiplication sequence.
2796 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2800 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2801 Lookup the explicit replacement functions for any unlocked
2802 stdio builtin transformations.
2804 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2806 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2808 * targhooks.c (default_secondary_reload): Don't require operand 2
2809 for an input reload to be earlyclobber.
2811 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2813 * fold-const.c (negate_mathfn_p): Fix comment and add support
2814 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2817 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2820 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2821 _Q_ulltoq for unsigned conversions from SImode and DImode to
2824 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2826 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2827 (__floatundidf, __floatundisf): Likewise.
2829 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2831 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2832 (rs6000_override_options): Remove initialization of
2833 rs6000_sr_alias_set.
2834 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2835 (rs6000_emit_stack_tie): Same.
2836 (emit_frame_save): Same.
2837 (gen_frame_mem_offset): Same.
2838 (rs6000_emit_prologue): Same.
2839 (rs6000_emit_epilogue): Same.
2841 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2844 * fold-const.c (fold_build): Convert bool_var != 1 and
2845 bool_var == 0 to !bool_var.
2847 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2850 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2851 for C being INTEGER_CST. Likewise for !=.
2853 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2856 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2857 unsigned conversions from SImode to TFmode.
2859 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2861 * expr.c (expand_expr_real_1): Fix error in last change.
2863 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2865 * caller-save.c: (this_insn_sets): Move into:
2866 (save_call_clobbered_regs).
2867 (mark_set_regs): Get this_insn_sets from data.
2869 (save_call_clobbered_regs): Take sets of the return value by
2870 sibcalls into account.
2872 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2875 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2876 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2877 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2878 (memory_move_secondary_cost, init_reg_autoinc): Remove
2879 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2880 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2881 secondary_reload_class call.
2882 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2884 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2885 (push_secondary_reload): Use secondary_reload target hook.
2886 (secondary_reload_class, scratch_reload_class): New functions.
2887 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2888 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2889 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2890 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2891 (secondary_reload_class, scratch_reload_class): Declare.
2892 * reload1.c: Include target.h.
2893 (reload_adjust_reg_for_temp): New function.
2894 (reload_adjust_reg_for_icode): Likewise.
2895 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2896 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2898 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2899 for inheritance. Support case when both secondary & tertiary reloads
2900 are for intermediate registers.
2901 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2902 with secondary_reload_class call. Support case when both secondary
2903 & tertiary reloads are for intermediate registers.
2904 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2905 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2906 * target.h (secondary_reload_info): New struct / typedef.
2907 (struct gcc_target): New member secondary_reload.
2908 * targhooks.c Include reload.h, optabs.h and recog.h.
2909 (default_secondary_reload): New function.
2910 * targhooks.h (default_secondary_reload): Declare.
2911 * doc/tm.texi: Document secondary_reload target hook. Update
2912 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2913 * doc/md.texi: Likewise.
2915 * sh-protos.h (sh_secondary_reload): Declare.
2916 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2917 (sh_secondary_reload): New function.
2918 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2919 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2920 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2921 (HAVE_SECONDARY_RELOADS): Define.
2922 * sh.md (reload_indf): Rename to:
2924 (reload_outdf): Rename to:
2925 (reload_outdf__RnFRm).
2926 (reload_insf): Rename to:
2928 (reload_insi): Rename to:
2929 (reload_insi__i_fpul).
2931 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2933 * configure.ac: Require at least texinfo 4.4.
2934 * configure: Regenerate.
2936 * doc/install.texi (Tools/packages necessary for building GCC):
2937 Update required version of texinfo to at least 4.4.
2938 (Installing GCC: Building): Update required version of texinfo
2940 (Installing GCC: Final installation): Update required version
2941 of texi2dvi to at least 4.4.
2942 (Host/target specific installation notes for GCC): Update required
2943 version of texinfo to at least 4.4.
2945 2005-11-24 Richard Guenther <rguenther@suse.de>
2946 Dirk Mueller <dmueller@suse.de>
2949 * c-common.h (strict_aliasing_warning): Declare.
2950 * c-common.c (strict_aliasing_warning): New function,
2952 * c-typeck.c (build_c_cast): ... here.
2954 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2956 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2958 (swap_commutative_operands_with_target): New.
2960 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2962 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2963 also when doing PRE, rather than only for global CPROP.
2965 2005-11-24 Ben Elliston <bje@au.ibm.com>
2967 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2968 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2970 (expand_twoval_unop): Likewise.
2971 (widen_clz): Likewise.
2972 (expand_parity): Likewise.
2973 (expand_unop): Likewise.
2974 (emit_cmp_and_jmp_insn_1): Likewise.
2975 (prepare_float_lib_cmp): Likewise.
2977 2005-11-24 Ben Elliston <bje@au.ibm.com>
2979 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2980 Remove unused `class' variable.
2982 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2985 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2986 C/C++ diagnostic function warn_array_subscript_with_type_char.
2987 * c-common.h (warn_array_subscript_with_type_char): Declare.
2988 * c-common.c (warn_array_subscript_with_type_char): Define.
2990 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2993 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2994 compiling at the intersection of C and C++.
2996 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2998 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2999 List @file in the option summary. Include the libiberty
3000 documentation for @file.
3001 * gcc.c (main): Call expandargv.
3002 * Makefile.in (gcc-vers.texi): Define srcdir.
3004 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3006 * passes.c (init_optimization_passes): Document
3007 sequencing of passes.
3009 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3011 * config/m68k/predicates.md (pcrel_address, extend_operator,
3012 post_inc_operand, pre_dec_operand): Remove redundant
3014 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3016 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3018 2005-11-23 Ben Elliston <bje@au.ibm.com>
3020 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3022 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3024 Preparatory work for PR target/21623:
3025 * alpha.c (secondary_reload_class): Rename to:
3026 (alpha_secondary_reload_class).
3027 * alpha.h, alpha-protos.h: Likewise.
3028 * mn10300.c (secondary_reload_class): Rename to:
3029 (mn10300_secondary_reload_class).
3030 * mn10300.h, mn10300-protos.h: Likewise.
3031 * pa.c (secondary_reload_class): Rename to:
3032 (pa_secondary_reload_class).
3033 * pa.h, pa-protos.h: Likewise.
3034 * rs6000.c (secondary_reload_class): Rename to:
3035 rs6000_secondary_reload_class.
3036 * rs6000.h, rs6000-protos.h: Likewise.
3038 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3041 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3043 2005-11-22 Ian Lance Taylor <ian@airs.com>
3045 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3047 (prepare_cmp_insn): Likewise.
3049 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3052 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3053 if both operands[0] and operands[1] are memory.
3055 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3058 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3059 COMPARISON_CLASS_P and an integral types create create a new
3060 expression with the new type and fold that.
3062 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3065 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3066 to SUBTARGET_OS_CPP_BUILTINS.
3068 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3070 * arm.c (emit_set_insn): New function.
3071 (arm_split_constant): Call it.
3072 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3073 (arm_legitimize_address): Likewise. Use plus_constant.
3074 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3075 (thumb_expand_prologue): Likewise.
3076 (arm_gen_load_multiple): Use VOIDmode in SET.
3077 (arm_gen_store_multiple): Likewise.
3078 (vfp_emit_fstmx): Likewise. Use plus_constant.
3079 (emit_multi_reg_push): Likewise.
3080 (emit_sfm): Use plus_constant.
3082 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3085 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3088 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3091 * expmed.c (store_bit_field): Don't attempt to insv a field
3092 larger than the reg.
3094 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3097 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3098 explicit sign extension, not a (char) cast.
3100 2005-11-22 Ben Elliston <bje@au.ibm.com>
3102 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3103 GET_MODE_CLASS (x) == MODE_FLOAT.
3104 * config/i386/i386.c: Likewise.
3105 * config/rs6000/xcoff.h: Likewise.
3106 * config/rs6000/linux64.h: Likewise.
3107 * config/rs6000/rs6000.c: Likewise.
3108 * config/rs6000/rs6000.h: Likewise.
3109 * config/rs6000/predicates.md: Likewise.
3110 * config/rs6000/sysv4.h: Likewise.
3112 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3117 * config/alpha/freebsd.h, config/alpha/linux.h,
3118 config/arm/linux-elf.h, config/bfin/bfin.h,
3119 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3120 config/i386/beos-elf.h, config/i386/gnu.h,
3121 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3122 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3123 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3124 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3125 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3126 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3127 config/sparc/linux.h, config/sparc/linux64.h,
3128 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3130 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3131 are both defined when either flag -fpic or -fPIC are used.
3133 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3135 * config/fp-bit.c (clzusi): New function.
3136 (si_to_float, usi_to_float): Use it to compute proper shift.
3137 (usi_to_float): Preserve guard bits when shifting right.
3138 * libgcc-std.ver (GCC_4.2.0): New version.
3139 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3140 __floatundisf): New functions.
3141 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3142 __floatundisf): Declare.
3143 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3144 _floatundixf, and _floatunditf.
3145 * optabs.c (expand_float): If target does not define a pattern for
3146 signed or unsigned conversion, use an unsigned libcall instead of
3148 (init_optabs): Initialize ufloat_optab.
3150 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3152 * config/rs6000/rs6000.opt (mmulhw): New option.
3153 * doc/invoke.texi (-mmulhw): Document.
3154 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3156 * config/rs6000/rs6000.md: Add half-word multiply and
3157 multiply-accumulate instructions for 405 and 440.
3159 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3161 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3162 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3163 default now includes a linker group which makes the RTEMS one nest.
3165 2005-11-22 Ben Elliston <bje@au.ibm.com>
3167 * cse.c (fold_rtx): Typo fix.
3168 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3170 2005-11-21 Richard Henderson <rth@redhat.com>
3172 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3173 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3175 * c-tree.h (lookup_name): Move declaration ...
3176 * c-common.h (lookup_name): ... here.
3177 * config/darwin-c.c: Include c-common.h.
3178 * config/t-darwin: Update dependencies.
3180 2005-11-22 Ben Elliston <bje@au.ibm.com>
3182 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3183 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3184 * genopinit.c (gen_insn): Likewise.
3185 * reload.c (find_equiv_reg): Likewise.
3186 * loop.c (load_mems): Likewise.
3187 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3188 * cse.c (find_comparison_args, fold_rtx): Likewise.
3189 * dwarf2out.c (add_const_value_attribute): Likewise.
3190 * expr.c (convert_move): Likewise.
3191 * recog.c (general_operand, register_operand): Likewise.
3192 * reg-stack.c (replace_reg): Likewise.
3193 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3194 * c-common.c (handle_vector_size_attribute): Likewise.
3195 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3196 (simplify_binary_operation_1): Likewise.
3197 (simplify_const_binary_operation): Likewise.
3198 (simplify_relational_operation): Likewise.
3199 (simplify_const_relational_operation): Likewise.
3200 (simplify_immed_subreg): Likewise.
3201 * emit-rtl.c (gen_lowpart_common): Likewise.
3202 * expmed.c (expand_mult): Likewise.
3203 * stor-layout.c (layout_type): Likewise.
3205 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3208 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3209 cst2 only for SPE vectors.
3211 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3214 * config/rs6000/predicates.md (vrsave_operation): Check
3215 UNSPEC_VOLATILE value.
3217 2005-11-21 Jan Hubicka <jh@suse.cz>
3219 PR tree-optimization/24653
3220 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3222 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3224 * config/i386/predicates.md (ax_reg_operand): New predicate.
3225 (memory_displacement_only_operand): New predicate.
3226 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3227 operand is AX register and the other operand is memory operand
3228 with displacement only.
3230 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3232 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3233 if we don't care about NaNs or Infinities.
3235 2005-11-20 Ian Lance Taylor <ian@airs.com>
3237 PR rtl-optimization/24883
3238 * combine.c (combinable_i3pat): When checking whether the
3239 destination of i3 is used in i3, consider paradoxical subregs.
3241 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3244 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3246 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3248 * combine.c (try_combine): Do not run subst on i1src and i2src in
3249 the case of generating a PARALLEL for a comparison.
3251 2005-11-20 Richard Henderson <rth@redhat.com>
3254 * tree-sra.c (struct sra_elt): Add all_no_warning.
3255 (struct sra_walk_fns) <use>: Add use_all argument.
3256 (sra_walk_expr): Pass it.
3257 (sra_walk_modify_expr): Likewise.
3258 (scalarize_ldst): Likewise.
3259 (scan_use): Update for new argument.
3260 (mark_no_warning): New.
3261 (scalarize_use): Use it.
3263 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3265 * expr.c (expand_expr_real): Use usmul_optab for widening
3266 signed * unsigned multiplies.
3267 * genopinit.c (optabs): Add usmul_widen_optab.
3268 * optabs.c (init_optabs): Likewise.
3269 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3270 (usmul_widen_optab): Define.
3271 * config/bfin/bfin.md (usmulhisi3): New pattern.
3273 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3275 2005-11-20 Graham Stott <btinternet.com>
3277 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3279 2005-11-20 Andreas Schwab <schwab@suse.de>
3282 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3285 2005-11-19 Richard Henderson <rth@redhat.com>
3288 * tree-gimple.c (is_gimple_id): Export.
3289 * tree-gimple.h (is_gimple_id): Declare.
3290 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3291 (get_default_value): Use it.
3292 (maybe_fold_stmt_indirect): Likewise.
3294 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3296 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3297 than VR1 or vice-versa.
3299 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3303 * reload.c (find_reloads_address_1): Mention dependency on
3305 * reload1.c (gen_reload): For IN with an unary operation, try
3306 moving inner expression to OUT if trivial SET is not valid.
3307 Confirm that the result is valid. Move common code block into...
3308 (emit_insn_if_valid_for_reload): New function.
3310 2005-11-19 Richard Guenther <rguenther@suse.de>
3312 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3313 ARRAY_REFs of constant strings.
3315 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3317 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3318 fatal format string.
3320 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3322 * combine.c (make_compound_operation): Swap operands of
3323 commutative operation if necessary before returning.
3325 2005-11-19 Richard Guenther <rguenther@suse.de>
3328 * fold-const.c (fold_plusminus_mult_expr): New function.
3329 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3330 cases, remove now unnecessary code.
3332 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3334 * gensupport.c (old_preds): Rename to std_preds, add special field.
3335 (struct old_pred_table): Rename to struct std_pred_table, add special
3337 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3338 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3339 (init_predicate_table): Adjust, and set along the way whether a
3340 predicate is special.
3342 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3344 * BASE-VER: Change to 4.2.0.
3346 2005-11-18 James E Wilson <wilson@specifix.com>
3348 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3351 2005-11-18 Mike Stump <mrs@apple.com>
3353 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3354 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3355 * c-decl.c (lookup_name_two) Remove.
3356 * c-tree.h (lookup_name_two): Remove.
3357 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3358 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3359 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3360 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3362 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3365 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3366 when not generating code to use that co-processor.
3368 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3370 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3371 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3372 these functions are now in tree-phinodes.c.
3374 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3376 * config/bfin/bfin.md (trap): New pattern.
3378 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3380 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3383 * expr.c (expand_expr_real): Don't call record_block_change unless
3384 ib_boundaries_block is non-null
3386 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3388 * fold-const.c (build_range_check): Use proper type for subtraction
3389 when merging lower bound.
3391 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3393 PR rtl-optimization/24497
3394 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3397 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3399 * tree-scalar-evolution.c (expression_expensive_p): New function.
3400 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3402 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3404 * config/bfin/crtlibid.s: New file.
3406 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3409 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3410 when not using sjlj exceptions.
3411 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3412 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3413 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3414 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3415 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3416 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3417 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3418 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3419 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3420 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3421 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3422 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3423 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3425 * config/pa/hpux-unwind.h: New file.
3427 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3429 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3430 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3431 * varasm.c (do_assemble_alias): Adjust call.
3432 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3434 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3436 2005-11-17 James E Wilson <wilson@specifix.com>
3438 * tree.def (FUNCTION_DECL): Correct typo in comment.
3440 2005-11-17 Richard Henderson <rth@redhat.com>
3442 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3443 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3444 and DW_CFA_def_cfa_sf.
3445 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3446 (dbx_reg_number): Don't assert particular registers here.
3447 (based_loc_descr): ... do it here instead. Fold in ...
3448 (eliminate_reg_to_offset): ... this function.
3449 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3450 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3451 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3452 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3453 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3454 (instantiate_virtual_regs): Likewise.
3455 * var-tracking.c (adjust_stack_reference): Likewise.
3456 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3458 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3460 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3461 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3462 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3464 ($(T)crtlibid.o): New rule.
3466 2005-11-16 Richard Guenther <rguenther@suse.de>
3469 * fold-const.c (extract_array_ref): Return byte offset
3471 (fold_binary): Fold &x[a] CMP &x[b] to
3472 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3475 2005-11-16 Richard Henderson <rth@redhat.com>
3478 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3479 parts of an SSA_NAME.
3481 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3484 * arm.md (split for movsf with immediate): Restrict split to insns
3485 that set a general register.
3487 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3489 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3491 * unwind-dw2.c (uw_advance_context): Likewise.
3492 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3493 _Unwind_SjLj_Unregister.
3494 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3496 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3498 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3500 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3502 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3503 langhook to get a DImode integer type.
3505 2005-11-16 Richard Henderson <rth@redhat.com>
3506 J"orn Rennecke <joern.rennecke@st.com>
3507 Ulrich Weigand <uweigand@de.ibm.com>
3511 * reload1.c (reg_equiv_invariant): New.
3512 (reload): Allocate, initialize, and free it.
3513 (calculate_needs_all_insns): Check it when skipping equivalence
3515 (alter_reg): Likewise.
3516 (eliminate_regs_1): Rename from eliminate_regs. Add new
3517 may_use_invariant argument; only use reg_equiv_invariant when true.
3518 (eliminate_regs): New.
3519 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3520 a context for which may_use_invariant may be true.
3522 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3524 * fold-const.c (const_binop): Don't constant fold the operation
3525 if the result has overflowed and flag_trapping_math.
3526 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3528 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3530 * config/arm/unwind-arm.c (abort): Add prototype here.
3531 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3532 (struct phase1_vrs): Add prev_sp.
3533 (unwind_phase2_forced): Save the original core registers instead of
3534 modifying entry_vrs. Take a new flag argument for resuming unwinding
3535 and set action flags accordingly. Always set _US_END_OF_STACK when
3536 get_eit_entry fails. Unwind before calling the stop function.
3537 (_Unwind_GetCFA): New function.
3538 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3539 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3540 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3541 just call unwind_phase2_forced.
3542 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3543 * config/arm/unwind-arm.h (abort): Remove prototype.
3544 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3546 (_Unwind_GetCFA): New prototype.
3547 * config/arm/pr-support.c (abort): Add prototype here.
3548 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3550 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3551 not schedule the prologue with non-call exceptions and EABI.
3553 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3555 * config/arm/unwind-arm.h: Reorder interface function declarations.
3556 (_URC_END_OF_STACK): New enumeration value.
3557 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3558 (struct _Unwind_Control_Block): Document reserved field use.
3559 (_Unwind_Stop_Fn): New typedef.
3560 (_Unwind_ForcedUnwind): Declare.
3561 (_Unwind_Resume_or_Rethrow): Declare.
3562 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3564 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3565 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3566 (UCB_FORCED_STOP_ARG): New.
3567 (search_EIT_table): Update boundary condition checks.
3568 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3569 (unwind_phase2): Replace for with do..while.
3570 (unwind_phase2_forced): New.
3571 (__gnu_Unwind_RaiseException): Replace for with do..while.
3572 (__gnu_Unwind_ForcedUnwind): New.
3573 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3574 Use appropriate phase2 unwinder.
3575 (__gnu_Unwind_Resume_or_Rethrow): New.
3576 (__gnu_unwind_pr_common): Cope with forced unwinding.
3578 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3581 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3583 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3584 roundsf2): Remove "s" from mnemonic.
3586 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3588 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3590 * config/bfin/crtn.s: Change epilogues to match.
3591 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3592 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3593 __PIC__ and __pic__.
3595 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3598 * doc/invoke.texi: Distinguish between free and fixed form instead of
3599 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3601 * gcc.c (default_compilers): Remove double entries, add entries for
3602 suffixes '.F90' and '.F95'.
3604 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3606 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3607 in the stack probing loop.
3609 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3611 * configure.ac: Use .machine power5 not power5x.
3612 * configure: Regenerate.
3614 2005-11-15 Mike Stump <mrs@apple.com>
3616 * c-decl.c (lookup_name_two): Add.
3617 * c-tree.h (lookup_name_two): Likewise.
3618 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3619 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3621 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3623 PR rtl-optimization/23392
3624 * regrename.c (enum scan_actions) Add mark_access.
3625 (scan_actions_name): Ditto.
3626 (scan_rtx_reg): Handle mark_access.
3627 (scan_rtx_address): Do nothing for mark_access.
3628 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3629 and regs in REG_INC notes before closing chains for dead regs.
3630 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3631 opening chains for new writes.
3633 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3635 * c.opt (ffixed-line-length-none): New.
3637 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3639 * mklibgcc.in: Change contents of eh_dummy.c.
3641 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3643 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3645 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3647 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3649 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3651 2005-11-15 Jan Hubicka <jh@suse.cz>
3653 * invoke.texi (large-unit-insns): Document.
3654 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3655 * params.def (large-unit-insns): New param.
3657 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3660 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3661 special register for operand 3. Reindent constraints to align
3664 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3666 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3667 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3668 * configure.ac: Add test for FP rounding instructions.
3669 * configure: Regenerate.
3670 * config.in: Regenerate.
3671 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3672 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3674 * config/rs6000/rs6000.opt (mfprnd): New.
3675 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3676 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3677 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3678 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3679 (TARGET_FPRND): New.
3680 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3682 (btrunc<mode>2): New.
3684 (floor<mode>2): New.
3685 (round<mode>2): New.
3687 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3689 * gcc.c (version_compare_spec_function): Use fatal() rather than
3692 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3693 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3694 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3696 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3699 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3700 on -mmacosx-version-min setting.
3702 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3705 * tree-vrp.c (infer_value_range): Return false if STMT is a
3706 block terminator and its basic block has no successors.
3708 2005-11-14 Mike Stump <mrs@apple.com>
3710 * config/i386/i386.c (override_options): -masm=intel isn't
3711 supported on darwin.
3712 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3714 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3716 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3717 vfork after including auto-host.h.
3719 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3721 PR rtl-optimization/22002
3722 * combine.c (distribute_notes): Detect cases where a reg dies
3723 two or more times in a bb, including on the insn we are combining,
3724 and place the death note on the correct range.
3726 2005-11-14 Dale Johannesen <dalej@apple.com>
3728 * expmed.c (store_bit_field): Add offset unconditionally for
3730 (extract_bit_field): Don't force extzv or extv operand into
3731 a register if field is too big.
3733 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3735 * config/arm/arm.c (pic_labelno): New.
3736 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3737 LABEL_REF. Pass only the labelno to PIC insns.
3738 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3739 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3740 * arm.md (UNSPEC_PIC_LABEL): New constant.
3741 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3742 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3743 Use the correct label prefix.
3745 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3747 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3750 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3752 * loop-invariant.c: Include tm_p.h.
3753 * Makefile.in: Updated.
3755 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3757 * pa.c (store_reg): Revise generation of frame notes in large frames.
3758 (set_reg_plus_d): Likewise.
3760 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3762 PR tree-optimization/24709
3763 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3766 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3768 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3769 and duplicate declaration of pthread_self.
3771 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3772 Ian Lance Taylor <ian@airs.com>
3775 * calls.c (expand_call): If TARGET is a MEM and some part of the
3776 argument area has been saved, force TARGET to a register.
3778 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3780 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3783 2005-11-13 Jason Merrill <jason@redhat.com>
3786 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3787 lazily declared methods.
3788 (force_decl_die): Stop if forcing out the context already make a
3790 (force_type_die): Likewise.
3792 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3795 * builtins.c (integer_valued_real_p): Add break in
3796 REAL_CST having TREE_OVERFLOW set.
3798 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3800 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3801 addressing modes during calculation of costs.
3803 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3805 * function.c (assign_stack_local_1): Restrict sanity check
3806 on frame size overflow to 32-bit and above platforms.
3808 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3810 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3811 * config/cris/cris.c: Include reload.h.
3812 (cris_initial_elimination_offset): New function.
3813 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3816 2005-11-12 Richard Guenther <rguenther@suse.de>
3818 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3820 2005-11-12 Jan Hubicka <jh@suse.cz>
3822 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3823 to compare against 0 when possible.
3825 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3827 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3828 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3829 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3830 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3833 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3835 * recog.c (constrain_operands) <case 'g'>: For a match, require
3836 that a non-register matches general_operand when strict >= 0.
3838 2005-11-11 Steven Bosscher <stevenb@suse.de>
3840 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3843 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3845 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3846 (memory_address_same): New.
3847 (dse_optimize_stmt): Call memory_address_same.
3849 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3852 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3853 ZERO_EXTEND>: New cases.
3855 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3857 * longlong.h (__clz_tab): Always provide.
3859 2005-11-11 Steven Bosscher <stevenb@suse.de>
3862 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3864 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3865 before check_maybe_invariant.
3866 (move_invariant_reg): Use gen_move_insn instead of replacing
3867 SET_DEST with the temporary for the invariant.
3868 (move_loop_invariants): If checking is enabled, do internal
3869 consistency checks after completing the pass.
3871 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3874 * common.opt (Wvolatile-register-var): New.
3875 * varasm.c (make_decl_rtl): Only emit warning when option
3876 specified. Clarify warning message.
3877 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3879 * doc/md.texi (copysign): Document standard named pattern.
3881 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3883 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3884 bytes when align is 2.
3885 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3886 by the first instruction of the loop.
3888 2005-11-11 Jason Merrill <jason@redhat.com>
3891 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3894 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3896 PR rtl-optimization/22509
3897 * local-alloc.c (memref_used_between_p): Check whether a function call
3898 could not reference the memref.
3900 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3902 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3903 algorithm so as to choose the best, not the worst, alternative.
3904 Reset accumulated register class before processing next alternative.
3906 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3909 * calls.c (expand_call): Copy a return value to a plain register
3912 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3915 * varasm.c (assemble_name): Recompute name only for transparent
3918 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3920 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3922 2005-11-04 Jeff Law <law@redhat.com>
3925 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3926 perform reassociation if the parent statement will not die as
3927 a result of the optimization.
3929 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3931 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3932 delete_old_heap_vars.
3933 * tree-dfa.c (referenced_var_remove): Remove function.
3934 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3935 (delete_tree_ssa): Remove call to delete_old_heapvars.
3936 Add call to delete_alias_heapvars.
3937 * tree-flow.h (referenced_var_remove): Remove prototype
3938 (init_alias_heapvars): New prototype.
3939 (delete_alias_heapvars): Ditto.
3940 * Makefile.in (tree-ssa-structalias.o): Add
3941 gt-tree-ssa-structalias.o
3942 (GTFILES): Add tree-ssa-structalias.h and
3943 tree-ssa-structalias.c.
3944 (s-gtype): Add gt-tree-ssa-structalias.h.
3945 * tree-ssa-structalias.c (heapvars): Remove.
3946 (oldheapvars): Remove.
3947 (heapvar_for_stmt): New variable.
3948 (heapvar_lookup): New function.
3949 (heapvar_insert): Ditto.
3950 (get_constraint_for): See if we have an old heapvar
3952 (init_alias_heapvars): New function.
3953 (delete_alias_heapvars): Ditto.
3954 Add include of gt-tree-ssa-structalias.h.
3956 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3959 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3961 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3963 * tree.c (int_fits_type_p): Only look at the base type
3964 if it has the same precision as the original type.
3966 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3969 * varasm.c (assemble_alias): Use %q+D in the error
3970 message instead of %J and %qD.
3972 2005-11-10 Richard Guenther <rguenther@suse.de>
3974 * gcse.c (free_ldst_entry): Only free hashtable if
3977 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3979 * function.c (assign_stack_local_1): Issue an error message if
3980 the frame size overflows in the signed target arithmetics.
3982 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3984 * tree.c (build_qualified_type): Chain the new type to the original
3985 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3986 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3987 (build_pointer_type_for_mode): Only return unqualified types.
3988 (build_reference_type_for_mode): Likewise.
3990 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3992 * Makefile.in (gnucompare): Do comparison of all files using one of
3993 the chosen methods and only afterwards decide if just warning should
3994 be issued or comparison failure raised.
3996 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3998 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3999 (noce_try_abs): Negate if the comparison is reversed.
4000 Look only one instruction backwards for a REG_EQUAL note.
4002 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4005 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4006 gthr-tpf.h: Define __gthrw. For all identifiers that might
4007 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4008 and prefix all uses with __ghtrw.
4010 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4013 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4014 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4015 * c-common.c (handle_weakref_attribute): New.
4016 (c_common_attribute_table): Add weakref.
4017 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4019 * configure, config.in: Rebuilt.
4020 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4021 * doc/extend.texi: Document weakref attribute.
4022 * varasm.c (ultimate_transparent_alias_target): New
4023 (assemble_name): Use it.
4024 (weak_finish_1): Split out of...
4025 (weak_finish): ... and deal with weakrefs in...
4026 (weakref_targets): ... new list.
4027 (globalize_decl): Clean up weakref_targets.
4028 (do_assemble_alias): Handle weakrefs.
4029 (finish_aliases_1): Do not reject weakrefs to external symbols.
4030 (assemble_alias): Handle weakrefs.
4032 2005-11-09 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/24716
4035 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4036 t_bool to track results from follow_ssa_edge.
4038 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4040 * final.c (force_source_line): New global variable.
4041 (final_scan_insn): Set it to true instead of clearing last_filename.
4042 (notice_source_line): Return true if force_source_line is true,
4043 unless source info is absent.
4045 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4048 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4049 a linkage name for a variable if it a register variable.
4050 * c-decl.c (grokdeclarator): Global register variables
4051 should be set as PUBLIC.
4053 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4056 * config/s390/s390.c (struct s390_frame_layout): New fields
4057 first_save_gpr_slot and last_save_gpr_slot.
4058 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4059 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4060 first_save_gpr and last_save_gpr with the _slot variants.
4061 (s390_register_info): Calculate first_save_gpr_slot and
4062 last_save_gpr_slot using regs_ever_live.
4064 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4067 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4068 for a function containing a landing pad.
4070 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4073 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4076 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4078 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4079 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4081 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4084 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4086 (call,load,store): New insn types.
4087 (mem_access, branch_access): Adjust reservation conditions.
4088 (define_delay): Adjust condition.
4089 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4091 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4092 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4094 (call_internal, call_value_internal, return_internal,
4095 return_interrupt_internal, eh_return_internal, indirect_jump,
4096 tablejump): Set call insn type.
4097 (blockage, ei, di): Use appropriate unspec const.
4098 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4099 (ms1_get_attr_type): Adjust to give load & store types.
4100 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4101 backwards past a barrier.
4102 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4104 (struct branch_info, struct label_info): New.
4106 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4107 (ms1_machine_reorg): New.
4108 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4109 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4110 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4111 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4114 2005-11-09 Per Bothner <per@bothner.com>
4115 Uros Bizjak <uros@kss-loka.si>
4118 * toplev.c (process_options): Initialize debug_hooks early
4119 in case lang_hooks.post_options ends up calling a debug_hook.
4121 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4123 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4124 DBX_REGISTER_NUMBER being contiguous.
4126 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4127 Diego Novillo <dnovillo@redhat.com>
4130 * tree-vrp.c (register_edge_assert_for): Do not register
4131 always-false predicates.
4133 2005-11-08 Devang Patel <dpatel@apple.com>
4135 PR tree-optimization/23115
4136 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4139 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4141 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4144 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4146 Fix PR tree-optimization/23382
4148 * tree-ssa-alias.c (compute_may_aliases): Call
4149 delete_old_heap_vars.
4150 * tree-dfa.c (referenced_var_remove): New function.
4151 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4152 * tree-flow.h (referenced_var_remove): Add prototype.
4153 (delete_old_heap_vars): Ditto.
4154 * tree-ssa-structalias.c (heapvars): New variable.
4155 (oldheapvars): Ditto.
4156 (get_constraint_for): Put heap vars on heapvars list.
4157 (delete_old_heap_vars): New function.
4159 2005-11-08 Jason Merrill <jason@redhat.com>
4161 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4163 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4166 * reg-stack.c (reg_to_stack): Update register liveness also
4167 for flag_sched2_use_traces.
4169 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4172 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4173 override prior explicit -mno-powerpc-gfxopt.
4175 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4177 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4178 if the bitsize is zero.
4179 * doc/md.texi (Standard Pattern Names): Document it.
4181 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4182 (TARGET_PASS_BY_REFERENCE): Likewise.
4184 2005-11-07 Ian Lance Taylor <ian@airs.com>
4186 PR rtl-optimization/24683
4187 * config/i386/i386.c (legitimize_pic_address): If constant operand
4188 to PLUS is too large, put it in a register.
4190 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4192 * configure.ac: Enable checking assembler dwarf2 support for bfin
4194 * configure: Regenerate.
4196 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4200 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4201 gen_easy_vector_constant_add_self): Delete.
4202 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4204 (output_vec_const_move): Use gen_easy_altivec_constant.
4205 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4206 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4207 (easy_vector_constant_add_self): Rewritten.
4208 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4209 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4210 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4211 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4212 Macroize and adjust for the other changes.
4214 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4218 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4219 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4221 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4223 PR rtl-optimization/23567
4224 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4225 (noce_process_if_block): Don't do any optimizations except
4226 if (cond) x = x; if !set_b and write into orig_x may trap
4227 or fault. Remove the MEM_READONLY_P check.
4229 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4232 * tree-vrp.c (fix_equivalence_set): New.
4233 (extract_range_from_assert): Call it.
4235 2005-11-05 Ian Lance Taylor <ian@airs.com>
4238 * combine.c (apply_distributive_law): Don't distribute across a
4241 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4243 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4244 config/ms1/ms1.h, config/rs6000/predicates.md,
4245 config/s390/s390.c, params.def, postreload-gcse.c,
4246 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4247 tree-vrp.c, tree.c: Fix comment typos.
4248 * doc/invoke.texi: Fix typos.
4250 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4252 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4253 for testing whether the data_dependence_relation contains distance
4254 vectors. Iterate over all distance vectors of the ddr.
4255 * lambda.h: Define a vec of lambda_vector pointers.
4256 * tree-data-ref.c (dump_data_dependence_relation,
4257 dump_data_dependence_direction): Iterate over all distance and
4258 direction vectors of the ddr.
4259 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4261 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4262 of distance/direction vectors instead of a single one.
4263 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4264 lambda_vectors with a vec of lambda_vectors.
4265 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4266 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4267 DDR_NUM_DIST_VECTS): New.
4268 * tree-loop-linear.c (gather_interchange_stats): Test for the
4269 existence of distance vectors only after having checked that there
4270 is a dependence. Iterate over all distance vectors of the ddr.
4271 (linear_transform_loops): Use dump_data_dependence_relation.
4272 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4273 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4274 distance vectors of the ddr.
4276 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4278 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4279 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4280 IS_INTHANDLER; all callers changed.
4281 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4283 (do_link, do_unlink): New argument ALL; all callers changed.
4284 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4285 If function isn't leaf, save and restore all registers.
4286 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4289 2005-11-05 Jan Hubicka <jh@suse.cz>
4291 PR rtl-optimization/23490
4292 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4293 max-flow-memory-location): Document.
4294 * flow.c: Include params.h
4295 (MAX_MEM_SET_LIST_LEN): Kill.
4296 (add_to_mem_set_list): Use new param.
4297 * cse.c (cse_basic_block): Replace 1000 by new param.
4298 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4299 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4300 * predict.c (predict_loops): Use new param.
4301 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4303 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4304 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4305 Do not hold memory returned by cgraph_node_name across other call.
4307 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4310 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4313 2005-11-04 Jeff Law <law@redhat.com>
4316 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4317 * tree-ssa-dom.c: Include params.h.
4318 (thread_across_edge): If there are too many statements in the
4319 target block, then do not thread through it.
4320 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4321 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4323 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4326 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4327 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4329 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4332 * tree-scalar-evolution.c (instantiate_parameters_1,
4333 instantiate_parameters, resolve_mixers): Compute the size of an
4334 expression to be instantiated and give up the instantiation if the
4335 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4337 2005-11-04 Richard Guenther <rguenther@suse.de>
4339 * tree-flow.h (ref_contains_indirect_ref): Rename to
4340 array_ref_contains_indirect_ref.
4341 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4342 (array_ref_contains_indirect_ref): Make comment match the code
4344 (ref_contains_array_ref): Likewise.
4345 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4346 ref_contains_indirect_ref.
4347 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4348 Rename calls to ref_contains_indirect_ref.
4350 2005-11-04 Paul Brook <paul@codesourcery.com>
4352 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4353 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4354 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4355 * config/arm/arm.md: Use match_operand in peephole input templates
4356 and match_dup in peephole output templates.
4358 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4360 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4363 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4364 Daniel Jacobowitz <dan@codesourcery.com>
4366 * longlong.h (add_ssaaaa): Clobber condition code register
4368 (sub_ddmmss): Likewise.
4369 (umul_ppmm): Likewise.
4371 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4372 Paul Brook <paul@codesourcery.com>
4373 Phil Blundell <pb@reciva.com>
4375 * configure.ac: Add test for ARM TLS support.
4376 * configure: Regenerated.
4377 * config/arm/arm-protos.h (legitimize_tls_address)
4378 (arm_tls_referenced_p, tls_mentioned_p)
4379 (arm_output_addr_const_extra): New prototypes.
4380 (thumb_legitimize_pic_address): Delete.
4381 * config/arm/arm.c: Include "gt-arm.h".
4382 (enum tls_reloc): New.
4383 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4384 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4385 (arm_call_tls_get_addr, legitimize_tls_address)
4386 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4387 (arm_init_tls_builtins, arm_emit_tls_decoration)
4388 (arm_output_addr_const_extra): New functions.
4389 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4390 (TARGET_HAVE_TLS): Define.
4391 (target_thread_pointer): New.
4392 (arm_override_options): Handle -mtp=.
4393 (legitimize_pic_address): Ignore UNSPECs.
4394 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4396 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4397 (tls_get_addr_libfunc): New variable.
4398 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4399 (arm_init_builtins): Call arm_init_tls_builtins.
4400 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4401 (arm_encode_section_info): Call default_encode_section_info.
4402 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4403 (enum arm_tp_type): New.
4404 (target_thread_pointer): Add declaration.
4405 (LEGITIMATE_CONSTANT_P): Handle TLS.
4406 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4407 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4408 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4409 * config/arm/arm.md: Add UNSPEC_TLS.
4410 (movsi): Handle TLS.
4411 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4413 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4414 (load_tp_hard, load_tp_soft): New insns.
4415 * arm.opt: Add -mtp=.
4416 * doc/invoke.texi (ARM Options): Document -mtp.
4418 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4420 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4421 * config/arm/libunwind.S: Include "lib1funcs.asm".
4422 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4423 (LIB2ADDEH): Add libunwind.S.
4424 (LIB2ADDEHDEP): Add lib1funcs.asm.
4425 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4427 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4430 * gcc/c.opt: Add a -lang-fortran option.
4431 * gcc/c-opts.c: Add a lang_fortran flag.
4432 (c_common_init_options): Handling the -lang-fortran option.
4433 (c_common_handle_option): Add a case for Fortran options in
4434 preprocessing. Remove cases for -ffixed-form and
4435 -ffixed-line-length. Add a case for -lang-fortran.
4437 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4439 * config/rs6000/rs6000.c: Include params.h
4440 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4441 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4442 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4443 (UNSPEC_VPKUWSS): Delete.
4444 (altivec_vpkuhss): Delete.
4445 (altivec_vpkuwss): Delete.
4446 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4448 (neg_eq0<mode>): Remove final condition.
4449 (neg_eq<mode>): Remove condition and split-condition.
4451 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4453 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4454 Use associated print macros.
4456 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4459 * diagnostic.c (diagnostic_set_info_translated): New function.
4460 (diagnostic_set_info): Use it. Add comment.
4461 * diagnostic.h (diagnostic_set_info_translated): Declare.
4463 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4465 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4466 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4467 reference only if 'public' is true.
4468 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4469 emit the .hidden directive only if the indirect reference is public.
4470 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4471 Pass it to dw2_force_const_mem.
4472 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4473 * dwarf2out.c (output_cfi): Adjust calls to above function.
4474 (output_call_frame_info): Likewise.
4475 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4476 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4478 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4480 PR tree-optimization/24483
4481 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4482 field to elts if possible.
4484 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4487 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4490 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4492 Fix PR tree-optimization/24351
4494 * tree-ssa-structalias.c (struct variable_info): Add
4496 (get_varinfo_fc): New function to follow collapsing.
4497 (new_var_info): Set collapsed_to to NULL.
4498 (dump_constraint): Follow collapsing.
4499 (build_constraint_graph): Handle collapsing.
4500 (do_simple_structure_copy): Return false if something bad
4502 (collapse_rest_of_var): New function.
4503 (do_structure_copy): Collapse if do_simple_structure_copy returns
4506 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4509 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4510 expressions to a statement list instead of gimplifying them.
4512 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4514 PR rtl-optimization/23585
4515 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4516 that can't trap plus a constant integer, if the mode has zero size.
4518 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4521 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4523 ("*insv<mode>_reg_extimm"): Likewise.
4525 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4528 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4529 c_common_type_for_mode returns an unnamed type.
4531 2005-11-02 Richard Henderson <rth@redhat.com>
4535 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4536 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4537 * function.c (assign_parms): Use calls.internal_arg_pointer.
4538 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4540 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4541 (TARGET_CALLS): Add it.
4542 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4543 * targhooks.c (default_internal_arg_pointer): New.
4544 * targhooks.h (default_internal_arg_pointer): Declare.
4545 * tree.h (dwarf2out_reg_save_reg): Declare.
4546 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4547 * config/i386/i386.c (dbx_register_map): Add return column.
4548 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4549 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4550 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4551 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4552 (ix86_save_reg): Save force_align_arg_pointer.
4553 (ix86_emit_save_regs): Make regno unsigned.
4554 (ix86_emit_save_regs_using_mov): Likewise.
4555 (ix86_expand_prologue): Handle force_align_arg_pointer.
4556 (ix86_expand_epilogue): Likewise.
4557 * config/i386/i386.h: (dbx_register_map): Update.
4558 (dbx64_register_map, svr4_dbx_register_map): Update.
4559 (struct machine_function): Add force_align_arg_pointer.
4560 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4561 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4562 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4564 2005-11-02 Jan Hubicka <jh@suse.cz>
4567 * i386.md: Add peep2 for simplyfing array accesses.
4569 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4572 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4573 * config/s390/s390.c (s390_decompose_shift_count): New function.
4574 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4575 (print_shift_count_operand): Use s390_decompose_shift_count.
4576 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4577 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4579 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4582 * loop.c (loop_givs_rescan): Use force_operand to expand
4585 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4588 * fold-const.c (build_range_check): Use unsigned when signed
4589 overflow is undefined also. If etype is subtype, make sure that
4590 the subtraction is in the supertype.
4592 2005-11-02 Richard Henderson <rth@redhat.com>
4595 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4598 2005-11-01 Richard Henderson <rth@redhat.com>
4601 * loop.c (scan_loop): Do not propagate computations to a hard
4602 register destination with SMALL_REGISTER_CLASSES.
4604 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4606 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4607 costs for MULT inside PLUS or MINUS.
4609 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4611 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4612 (TRAMPOLINE_SIZE): Round up to 60.
4613 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4615 2005-10-31 James E. Wilson <wilson@specifix.com>
4618 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4619 ifdef. Put ifdefs around call in gen_subprogram_die.
4620 (compute_frame_pointer_to_cfa_displacement): Likewise.
4621 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4624 PR rtl-optimization/17356
4625 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4626 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4628 2005-10-31 Jan Hubicka <jh@suse.cz>
4631 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4634 * i386.c (legitimize_pic_address): Deal with large immediates.
4637 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4638 from symbol names while computing checkup.
4641 * predict.c (predict_loops): Do not estimate more than
4642 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4643 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4645 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4647 PR tree-optimization/19097
4648 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4650 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4652 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4654 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4657 * tree-inline.c (setup_one_parameter): If the init_stmt
4658 is NULL, don't insert the statement.
4660 2005-10-30 Jan Hubicka <jh@suse.cz>
4662 PR tree-optimization/24172
4663 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4665 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4667 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4668 constants for hosts with long != 32 bits.
4670 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4673 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4675 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4677 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4678 (TARGET_MS1_16_002): New.
4679 (TARGET_MS1_16_003): New.
4681 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4682 ("*decrement_and_branch_until_zero_no_clobber"): New.
4683 Add corresponding splitter for decrement_and_branch_until_zero
4685 Key all decrement_and_branch_until_zero patterns off of
4688 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4691 * tree-complex.c (extract_component): Treat RESULT_DECL
4692 like the rest of the decls.
4694 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4696 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4697 indirect call to _mcount if the function needs a static chain.
4699 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4700 Caroline Tice <ctice@apple.com>
4702 PR rtl-optimization/24460
4703 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4704 (dwarf2out_switch_text_section): Set it to true instead of
4705 incrementing separate_line_info_table_in_use.
4706 (output_loc_list): Additionally test have_switched_text_sections.
4707 (output_ranges): Likewise.
4708 (dwarf2out_finish): Likewise.
4709 * varasm.c (assemble_start_function): Do not call
4710 insert_section_boundary_note.
4711 (assemble_end_function): If flag_reorder_blocks_and_partition,
4712 switch to the function's section before emitting the .size directive.
4713 * bb-reorder.c (insert_section_boundary_note): Staticify.
4714 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4715 * output.h (insert_section_boundary_note): Delete.
4717 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4720 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4721 instead of pointer equality when comparing types.
4723 2005-10-24 James E. Wilson <wilson@specifix.com>
4725 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4726 add_dependence_list_and_free calls.
4728 2005-10-24 Steven Bosscher <stevenb@suse.de>
4730 * contrib.texi: Add the names of the LLNL folks who donated
4731 Cray pointer support for gfortran.
4733 2005-10-24 Steven Bosscher <stevenb@suse.de>
4735 PR tree-optimization/24225
4736 * profile.c (branch_prob): Look from end to start through a
4737 basic block when looking for a locus.
4739 2005-10-24 Richard Henderson <rth@redhat.com>
4741 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4743 (hppa_expand_prologue): Likewise.
4745 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4747 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4748 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4749 * pa.h (NO_PROFILE_COUNTERS): Define.
4750 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4751 (funcdef_nos): New vector to hold label numbers of deferred profile
4753 (output_deferred_profile_counters): New function.
4754 (hppa_profile_hook): Push label number onto funcdef_nos.
4755 (pa_hpux_file_end): Call output_deferred_profile_counters if
4756 NO_DEFERRED_PROFILE_COUNTERS is false.
4758 * pa-protos.h (get_deferred_plabel): New prototype.
4759 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4761 (output_call): Adjust calls.
4763 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4765 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4766 peculiarity of GOT/TOC section usage.
4768 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4771 * c-common.c (constant_string_class_name): Add documentation.
4773 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4776 * recog.c (peephole2_optimize): Increment peep2_current_count
4777 only when the slot is empty.
4779 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4782 * except.c (output_function_exception_table): Call
4783 assemble_external_libcall if we need a personality function.
4785 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4787 PR rtl-optimization/24460
4788 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4789 set the basic block for barriers.
4791 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4793 * var-tracking.c (vt_initialize): Initialize post.
4795 2005-10-21 Devang Patel <dpatel@apple.com>
4798 * c-common.c (vector_types_convertible_p): Check vector element type.
4800 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4802 * config/sh/sh.c (prepare_move_operands): Handle the address
4803 constant which is a tls symbolic address plus a constant.
4805 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4808 * gcc.c (main): Use the correct counter for erroring out
4809 about mulitple files.
4811 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4814 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4815 use r2 for 64-bit tls .got access.
4817 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4819 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4822 2005-10-20 Steven Bosscher <stevenb@suse.de>
4824 PR tree-optimization/24307
4825 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4827 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4830 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4832 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4833 is ready, stop marking functions, but still mark variables.
4835 2005-10-20 Richard Guenther <rguenther@suse.de>
4838 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4841 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4843 PR rtl-optimization/23585
4844 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4845 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4846 (may_trap_p_1): New predicate extracted from...
4847 (may_trap_p): ... here. Invoke may_trap_p_1.
4848 (may_trap_or_fault_p): New predicate.
4849 * rtl.h (may_trap_or_fault_p): Declare it.
4850 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4851 instead of may_trap_p.
4852 (steal_delay_list_from_fallthrough): Likewise.
4853 (fill_simple_delay_slots): Likewise.
4854 (fill_slots_from_thread): Likewise.
4855 * function.c (pad_to_arg_alignment): Rework comment about
4856 SPARC_STACK_BOUNDARY_HACK.
4857 * config/sparc/sparc.h: Likewise.
4859 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4861 * config/s390/s390.c (s390_expand_insv): New.
4862 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4863 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4864 ("icm_hi"): Remove mode attribute.
4865 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4867 ("*extracthi", "*extractqi"): Remove.
4868 (extv<mode>", "*extzv<mode>"): New.
4869 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4870 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4872 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4874 * cfgexpand.c (discover_nonconstant_array_refs_r,
4875 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4876 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4877 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4878 discover_nonconstant_array_refs.
4880 2005-10-19 Steven Bosscher <stevenb@suse.de>
4883 * c-decl.c (pop_scope): Don't warn about an unused variable
4884 if it is marked with TREE_NO_WARNING.
4885 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4886 somenow mismatch and olddecl is to be replaced.
4888 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4891 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4892 whether registers live on the edge can be saved/restored.
4894 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4896 * config/sh/sh.c (fixup_mova): Skip notes.
4898 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4900 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4901 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4902 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4903 (s390_initial_elimination_offset): Likewise.
4904 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4905 register on TARGET_ZARCH targets.
4906 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4907 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4908 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4909 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4911 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4913 * config/s390/s390.md: Comment describing output modifiers updated.
4914 * config/s390/s390.c (print_operand): Likewise.
4916 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4918 * config/s390/s390.c (override_options): Added check for -mstack-size
4920 * doc/invoke.texi: Mention that limit in the documenation.
4922 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4925 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4927 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4929 Fix PR tree-optimization/24231
4931 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4932 (compute_avail): Ditto.
4934 2005-10-18 Richard Henderson <rth@redhat.com>
4937 * config/i386/i386.c (legitimate_constant_p): Check
4938 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4940 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4941 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4942 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4944 (print_operand_address): Likewise.
4945 * config/i386/predicates.md (x86_64_immediate_operand): Test
4946 SYMBOL_REF_TLS_MODEL properly inside CONST.
4947 (x86_64_zext_immediate_operand): Likewise.
4948 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4949 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4950 * config/i386/i386-protos.h: Remove predicates.md entries.
4952 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4954 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4955 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4957 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4958 Ian Lance Taylor <ian@airs.com>
4961 * fold-const.c (fold_widened_comparison): Do not allow range based
4962 constant folding when right operand cannot be unwidened.
4964 2005-10-17 Richard Henderson <rth@redhat.com>
4966 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4967 with a memory clobber.
4969 2005-10-17 James E Wilson <wilson@specifix.com>
4971 PR rtl-optimization/17356
4972 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4973 checking for EDGE_EH.
4975 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4977 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4978 the slot on an even boundary for any type with 16-byte alignment.
4980 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4983 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4984 after register allocation.
4986 2005-10-17 DJ Delorie <dj@redhat.com>
4988 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4991 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4994 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4997 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4999 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5000 to 2 if it's already non-zero.
5001 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5002 is set and warn about it if flag_schedule_insns is 1.
5004 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5006 * config/crx/crx.md: Compare-and-branch instructions need to
5009 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5012 * config/i386/i386.md (*pushdi2_rex64 splitter)
5013 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5014 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5015 flow2 pass only when (optimize > 0 && flag_peephole2).
5017 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5020 * gcc.c (have_c): New static variable.
5022 (process_command): Remove declation of have_c.
5023 Set have_o to 1 when handling -o.
5024 (main): Add a fatel error if there are multiple
5025 files specified and -o and -c/-S is passed witout
5026 -combine or multiple languages.
5028 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5030 Fix PR tree-optimization/22444
5031 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5032 Assert that we don't hit something with subvars.
5033 (setup_pointers_and_addressables): Don't add things with subvars,
5034 because we'll already process the subvars for aliasing purposes.
5036 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5039 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5040 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5041 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5042 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5043 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5044 swapped, alternatives for the R constraint.
5047 * builtins.c (get_builtin_sync_mode): Make unlimited
5048 mode_for_size request.
5050 2005-10-15 Richard Henderson <rth@redhat.com>
5052 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5053 (gimplify_expr): ... here.
5054 (gimplify_compound_lval): Use it in initial scan loop. Allow
5055 fb_lvalue in base expression.
5057 2005-10-15 Richard Henderson <rth@redhat.com>
5060 * builtins.c (expand_builtin_trap): Export.
5061 * expr.h (expand_builtin_trap): Declare.
5062 * expr.c (expand_assignment): Emit a trap for integral offsets
5063 from registers that weren't reduced to bitpos.
5065 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5066 (mark_array_ref_addressable): Remove.
5067 * tree-flow.h (mark_array_ref_addressable): Remove.
5068 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5070 2005-10-15 James E Wilson <wilson@specifix.com>
5073 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5074 (add_dependence_list_and_free): Likewise.
5075 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5078 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5082 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5083 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5085 (vrp_visit_phi_node): Only prevent infinite iterations when
5086 the previous result and the new result are both VR_RANGEs.
5088 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5090 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5093 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5096 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5099 2005-10-14 Per Bothner <per@bothner.com>
5101 PR preprocessor/21250
5102 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5104 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5107 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5108 overflow flags. Refactor some conditionals.
5110 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5113 * tree-dfa.c (add_referenced_var): Only look at decls which
5114 have TREE_CONSTANT or TREE_READONLY set instead of if
5115 !TREE_PUBLIC or !TREE_CONSTANT.
5117 2005-10-13 James E Wilson <wilson@specifix.com>
5119 * doc/invoke.texi: For -x, add f95-cpp-input.
5120 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5122 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5124 PR tree-optimization/24262
5125 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5126 in loop all the time.
5128 2005-10-12 Richard Henderson <rth@redhat.com>
5131 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5132 * function.c (assign_parm_find_data_types): Don't support it.
5133 * print-tree.c (print_node): Likewise.
5134 * c-common.c (handle_transparent_union_attribute): Likewise.
5135 Use build_duplicate_type.
5136 * tree-inline.c (remap_type_1): Split out of remap_type;
5137 properly remap aggregate fields.
5138 (build_duplicate_type): New.
5139 * doc/extend.texi (Variable Attributes): Remove documentation
5140 for transparent_union.
5142 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5145 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5146 (gen_stack_pointer_dec): Likewise.
5148 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5152 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5154 (struct cxx): Add adjust_class_at_definition target hook.
5155 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5156 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5157 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5158 hook_void_tree. Add to TARGET_CXX.
5159 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5161 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5162 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5163 instead of attribute. Check for dllexport override. Warn if
5164 inconsistent dll linkage. Don't lose old dllimport if decl has
5165 had address referenced. Tweak lookup of dllimport atribute.
5166 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5167 for target specific rules. Don't add dllimport attribute if
5168 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5169 dllimport attribute.
5170 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5171 * varasm.c (initializer_constant_valid_p): Replace
5172 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5176 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5177 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5178 (i[34567]86-*-mingw32*): Likewise.
5180 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5181 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5183 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5184 C++-specific code. Change return value to bool.
5185 (i386_pe_dllimport_p): Likewise.
5186 (associated_type): Simplify and make language-independent
5187 (i386_pe_encode_section_info): Replace override of ambiguous
5188 dllimport symbol refs with a gcc_assert.
5189 (i386_pe_valid_dllimport_attribute_p): Define.
5190 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5191 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5192 i386_pe_adjust_class_at_definition.
5193 * config/i386/winnt-stubs.c: New file. Define stub versions of
5194 lang-specific functions.
5195 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5196 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5197 i386_pe_adjust_class_at_definition.
5198 (i386_pe_valid_dllimport_attribute_p): Declare.
5199 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5200 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5201 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5204 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5205 dllimport attribute with test of DECL_DLLIMPORT_P.
5207 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5209 * combine.c (make_extraction): Correct offset computation.
5211 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5213 * config/cris/t-linux (LIMITS_H_TEST): Define.
5215 2005-10-12 Richard Henderson <rth@redhat.com>
5218 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5220 2005-10-12 Richard Guenther <rguenther@suse.de>
5222 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5224 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5227 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5228 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5231 2005-10-12 Richard Guenther <rguenther@suse.de>
5234 * varasm.c (output_constant): Correct typo from previous
5237 2005-10-11 Ian Lance Taylor <ian@airs.com>
5239 PR rtl-optimization/13931
5240 * combine.c: Revert patch of 2003-05-14, and:
5241 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5242 completely killed in the appropriate insn.
5243 (distribute_notes): Don't skip multiple hard register test for
5244 elim_i1 and elim_i2.
5246 2005-10-11 Richard Henderson <rth@redhat.com>
5249 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5250 to initialize a transparent union instead of a nop_expr.
5252 2005-10-11 Richard Henderson <rth@redhat.com>
5254 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5255 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5256 (tree_ssa_dce_loop): Call scev_reset.
5259 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5260 * tree-ssa-dce.c: Include cfgloop.h.
5261 (tree_ssa_dce_loop, pass_dce_loop): New.
5262 * tree-pass.h (pass_dce_loop): Declare it.
5263 * passes.c (init_optimization_passes): Use it.
5265 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5268 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5269 Only apply the optimization for rounding builtins if the inner
5270 cast is also an extension.
5272 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5275 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5276 mark_new_vars_to_rename instead of update_stmt.
5278 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5280 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5282 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5284 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5285 for setting MMX register to 0 rather than mmx.
5287 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5290 * configure.ac: Move gas check from mips specific case to common case.
5291 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5292 * configure: Regenerate
5293 * doc/install.texi: Update.
5295 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5298 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5300 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5302 * gcc.c (do_spec_1): Accept numeric characters in file name
5305 2005-10-10 Nick Clifton <nickc@redhat.com>
5307 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5308 describing the deleted arm_gen_rotated_half_load function.
5310 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5312 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5315 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5317 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5319 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5320 (EXTRA_MULTILIB_PARTS): Define.
5321 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5322 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5323 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5324 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5325 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5326 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5328 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5330 PR tree-optimization/24226
5331 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5332 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5333 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5336 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5338 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5340 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5343 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5344 Rewrite for no need for the early clobber.
5346 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5348 Merge from csl-arm-branch:
5349 2005-09-07 Paul Brook <paul@codesourcery.com>
5350 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5353 2005-04-30 Paul Brook <paul@codesourcery.com>
5354 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5355 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5357 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5358 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5359 (arm_override_options): Use TARGET_AAPCS_BASED.
5360 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5361 (PTRDIFF_TYPE): Use int for AAPCS.
5362 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5363 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5364 (DEFAULT_SHORT_ENUMS): Delete.
5365 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5367 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5368 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5369 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5370 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5372 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5373 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5375 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5376 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5378 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5379 * config.gcc (arm*-*-linux-gnueabi): Add it.
5380 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5382 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5383 * config/arm/linux-eabi.h: New file.
5384 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5385 (LINUX_TARET_LINK_SPEC): Likewise.
5386 (LINK_SPEC): Use it.
5387 * config/arm/t-linux-eabi: New file.
5389 2005-10-08 Steven Bosscher <stevenb@suse.de>
5392 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5394 (PARAM_SMS_DFA_HISTORY): Likewise.
5396 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5399 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5400 (load_register_parameters): Call it.
5401 (check_sibcall_argument_overlap_1): Likewise.
5402 (store_one_arg): Likewise.
5404 2005-10-07 James E. Wilson <wilson@specifix.com>
5406 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5407 DImode not VECINT24 for operand 2.
5410 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5414 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5415 fr_spill): Use destination_operand for operand 0.
5417 2005-10-07 DJ Delorie <dj@redhat.com>
5419 * varasm.c (output_constant): Limit error to expanding
5422 2005-10-07 Richard Guenther <rguenther@suse.de>
5425 * fold-const.c (fold_binary): Fix operand types during folding
5426 of X op (A, Y). Evaluation order of the side-effects of
5427 X and A are frontend-defined, so ensure we honour that even for
5428 tcc_comparison class operands; eased by removing duplicate code.
5430 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5432 * stor-layout.c (layout_type): Do not allow alignment of array
5433 elements to be greater than their size.
5435 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5437 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5439 (hppa*-*-linux*): Ditto.
5440 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5441 * config/host-hpux.c: New.
5442 * config/x-hpux: New.
5443 * config/pa/x-hpux: Remove.
5444 * config/pa/x-linux: Remove.
5445 * config/pa/pa-host.c: Remove.
5447 2005-10-07 Jeff Law <law@redhat.com>
5449 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5450 determine whether or not to try and thread outgoing edges.
5452 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5454 * config/rs6000/rs6000.md (eqsi_power): New.
5455 (neg_eq0si): Add TARGET_POWER to final condition.
5458 2005-10-06 Richard Henderson <rth@redhat.com>
5460 * config/rs6000/rs6000.c: Revert last change.
5462 2005-10-06 Richard Henderson <rth@redhat.com>
5464 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5465 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5467 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5471 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5472 out return_label and naked_return_label.
5474 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5476 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5479 2005-10-06 Richard Henderson <rth@redhat.com>
5482 * tree-inline.c (declare_return_variable): Handle modify_dest not
5485 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5487 Fix PR tree-optimization/22488
5488 * tree-ssa-structalias.c (check_for_overlaps): New function.
5489 (create_variable_info_for): Use it.
5491 2005-10-06 Richard Henderson <rth@redhat.com>
5494 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5495 (dwarf2out_start_source_file): Print it.
5497 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5499 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5501 2005-10-06 Richard Henderson <rth@redhat.com>
5504 * mode-switching.c (optimize_mode_switching): Clear transp bit
5505 for block with incomming abnormal edges.
5507 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5508 (fpscr_set_from_mem): Use them.
5509 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5510 (fpscr postinc splitters): Rewrite as peephole2+split.
5512 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5514 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5515 (eq<mode>_compare): Same.
5517 2005-10-06 Richard Guenther <rguenther@suse.de>
5519 PR tree-optimization/24238
5520 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5522 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5524 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5525 here. Use AC_PATH_PROG for environment variables instead of
5527 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5529 * configure: Regenerated.
5531 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5534 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5535 then force it into a register.
5536 (call_value): Likewise.
5538 2005-10-06 Richard Henderson <rth@redhat.com>
5541 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5542 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5543 under pass_vectorize.
5545 2005-10-05 Devang Patel <dpatel@apple.com>
5548 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5549 handling constants. Check NAMESPACE_DECL context for constants.
5551 2005-10-05 Eric Christopher <echristo@apple.com>
5553 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5555 2005-10-05 Richard Henderson <rth@redhat.com>
5558 * tree-cfg.c (mark_array_ref_addressable_1): New.
5559 (mark_array_ref_addressable): New.
5560 * tree-flow.h (mark_array_ref_addressable): Declare.
5561 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5563 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5567 * reload.c (subst_reloads): When adding a REG_LABEL to a
5568 jump instruction, also update JUMP_LABEL.
5570 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5572 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5573 * bb-reorder.c (copy_bb_p): Use it.
5574 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5576 2005-10-05 Richard Henderson <rth@redhat.com>
5579 * toplev.c (process_options): Warn about unsupported combinations
5580 of unwind tables and omit-frame-pointer.
5581 * config/i386/i386.c (override_options): Similarly. Enable
5582 accumulate-outgoing-args if not explicitly disabled.
5584 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5586 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5587 Handle big endian vs. small endian.
5588 (vec_initv2sf): Handle big endian vs. small endian.
5589 (*vec_extractv2sf_1): Ditto.
5591 2005-10-05 Dale Johannesen <dalej@apple.com>
5593 * convert.c (convert_to_real): Don't convert
5594 (float)floor(double d) to floorf((float)d).
5596 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5598 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5600 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5602 PR tree-optimization/18587
5603 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5604 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5605 build_vuses): Change to VEC type.
5606 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5607 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5608 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5609 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5610 (get_name_decl): New. Return DECL_UID of base variable.
5611 (operand_build_cmp): New. qsort comparison routine.
5612 (operand_build_sort_virtual): New. Sort virtual build vector.
5613 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5614 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5615 (FINALIZE_BASE): Use get_name_decl.
5616 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5617 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5618 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5619 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5620 direct VEC_* manipulations.
5621 (build_ssa_operands): Call operand_build_sort_virtual.
5622 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5623 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5624 with direct VEC_* manipulations.
5625 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5626 with direct VEC manipulations.
5628 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5630 PR tree-optimization/21419
5631 PR tree-optimization/24146
5632 PR tree-optimization/24151
5634 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5635 (build_asm_expr): Call it if outputs are read-only.
5636 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5638 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5639 Paolo Bonzini <bonzini@gnu.org>
5643 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5644 enable the instructions and not just the built-ins.
5645 * doc/invoke.texi (x86 Options): Likewise.
5647 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5649 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5651 * doc/invoke.texi (Option Summary): Correct spelling
5652 of -mmacosx-version-min.
5654 2005-10-04 Devang Patel <dpatel@apple.com>
5656 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5659 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5661 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5662 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5664 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5666 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5667 ("TE","tg"): New mode attributes.
5668 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5669 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5670 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5671 dword_mode and one for GPRmode.
5673 2005-10-04 Ian Lance Taylor <ian@airs.com>
5675 PR preprocessor/13726
5676 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5677 any comments passed in.
5679 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5681 * tree.c (annotate_with_file_line): Fix typo.
5683 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5686 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5687 type used to access data in the inlined length == 1 case, use
5688 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5689 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5691 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5693 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5694 TARGET_SSE3 and only for TARGET_80387.
5695 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5696 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5697 Do not depend on TARGET_80387.
5699 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5701 * tree.c (last_annotated_node): Change type to location_t*.
5702 (annotate_with_file_line): Reflect the change of
5703 last_annotated_node type.
5705 2005-10-04 Richard Guenther <rguenther@suse.de>
5708 * c-decl.c (grokdeclarator): Don't write to fields
5711 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5714 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5716 * varasm.c (make_decl_rtl): If a register variable does not
5717 have a set user assmbler name, error out.
5718 Decode the asmspec is now name+1 bypassing '*'.
5720 2005-10-04 Steven Bosscher <stevenb@suse.de>
5722 PR tree-optimization/23049
5723 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5724 of a COND_EXPR is folded before calling fold on the whole rhs of a
5725 conditional assignment.
5726 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5727 document that a COND_EXPR may appear there.
5729 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5732 * tree-vrp.c (extract_range_from_assert): If the new numeric
5733 range created out of the assertion contradicts the existing
5734 numeric range of the ASSERT_EXPR variable, make the new range
5737 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5739 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5740 from T_REGS to FP register class.
5742 2005-10-03 Richard Henderson <rth@redhat.com>
5745 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5746 before creating a new one.
5748 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5750 * config/rs6000/t-aix43 (LDFLAGS): New.
5751 * config/rs6000/t-aix52 (LDFLAGS): New.
5753 2005-10-03 Ian Lance Taylor <ian@airs.com>
5755 * gimplify.c (find_single_pointer_decl_1): New static function.
5756 (find_single_pointer_decl): New static function.
5757 (internal_get_tmp_var): For a formal variable, set restrict base
5758 information if appropriate.
5759 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5761 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5762 (DECL_GET_RESTRICT_BASE): Define.
5763 (SET_DECL_RESTRICT_BASE): Define.
5764 (decl_restrict_base_lookup): Declare.
5765 (decl_restrict_base_insert): Declare.
5766 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5767 * tree.c (restrict_base_for_decl): New static variable.
5768 (init_ttree): Initialize restrict_base_for_decl.
5769 (copy_node_stat): Copy restrict base information.
5770 (decl_restrict_base_lookup): New function.
5771 (decl_restrict_base_insert): New function.
5772 (print_restrict_base_statistics): New static function.
5773 (dump_tree_statistics): Call print_restrict_base_statistics.
5775 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5778 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5779 case of anti-ranges.
5781 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5784 * c-typeck.c (tagged_tu_seen): Rename to ...
5785 (tagged_tu_seen_cache): this and add val field.
5786 (comptypes): Move functional to comptypes_internal
5787 and free tagged_tu_seen.
5788 (comptypes_internal): New function and call comptypes_internal
5789 instead of comptypes. Speed up by sibcalling
5790 tagged_types_tu_compatible_p.
5791 (alloc_tagged_tu_seen): New function
5792 (free_all_tagged_tu_seen_up_to): New function.
5793 (tagged_types_tu_compatible_p): Return the val of the seen two
5795 Add that the two types are the same to tagged_tu_seen_base
5796 if they are and call comptypes_internal instead of comptypes.
5797 <case UNION_TYPE>: Speed up common type where the fields are
5799 (function_types_compatible_p): Call comptypes_internal instead of
5801 (type_lists_compatible_p): Likewise.
5802 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5804 2005-10-02 Matthias Klose <doko@debian.org>
5806 * doc/invoke.texi: Fix typo and speling error.
5808 2005-10-01 Richard Henderson <rth@redhat.com>
5810 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5812 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5814 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5815 using --start-group and --end-group.
5817 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5819 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5820 FIXME note regarding quirky semantics.
5822 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5825 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5826 non-null range as a last resort.
5828 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5829 Diego Novillo <dnovillo@redhat.com>
5832 * tree-vrp.c (extract_range_from_assert): For !=
5833 assertions, only build an anti-range if LIMIT is a
5834 single-valued range.
5836 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5838 * arm.md (movqi): On thumb when optimizing, handle loading from
5839 memory by describing this as taking a subreg of a zero-extended load
5840 into an SImode register.
5843 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5845 * reload1.c (merge_assigned_reloads): Do not change any
5846 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5848 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5850 * Makefile.in (LIPO_FOR_TARGET): Define.
5851 (STRIP_FOR_TARGET): Define.
5853 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5854 before creating new ones. Do symlinks before creating the actual
5857 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5858 to work out which multilibs are actually being built.
5860 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5862 * tree-vect-transform.c, config/ms1/ms1.md,
5863 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5864 Follow spelling conventions.
5865 * doc/invoke.texi, doc/md.texi: Fix typos.
5867 2005-09-30 Andrew Macleod <amacleod@redat.com>
5869 PR tree-optimization/21430
5870 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5871 use operands, and set stmt pointer if need be.
5872 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5873 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5876 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5879 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5881 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5883 * optabs.c (expand_binop): Initialize first_pass_p.
5885 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5888 * c-decl.c (c_write_global_declarations_1): If any
5889 wrapup_global_declaration_2 call returned true, restart the loop.
5891 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5893 Fix PR tree-optimization/24117
5894 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5895 before considering whether to use anyoffset.
5897 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5901 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5903 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5905 (swap_commutative_operands_with_target): New.
5907 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5910 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5913 2005-09-29 Steven Bosscher <stevenb@suse.de>
5915 PR tree-optimization/23911
5916 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5917 and IMAGPART_EXPR too.
5919 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5922 * expmed.c (expand_shift): Move logic to reverse rotation
5923 direction when rotating by constants ...
5924 * optabs.c (expand_binop): ... here.
5925 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5926 (ix86_rotrdi3): New pattern.
5927 (rotldi3): Handle 32-bit mode.
5928 (ix86_rotldi3): New pattern.
5930 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5933 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5934 check for numbers that need no bit twiddle.
5936 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5938 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5939 multilib to be built.
5941 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5942 (stage1-start): Delete old libgcc and libunwind before moving
5943 anything into the stage directory.
5944 (stage2-start): Likewise.
5945 (stage3-start): Likewise.
5946 (stage4-start): Likewise.
5947 (stageprofile-start): Likewise.
5948 (stagefeedback-start): Likewise.
5949 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5950 header in tm_file and CPU-specific t-darwin in tmake_file.
5951 (i[34567]86-*-darwin*): Don't change tm_file.
5952 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5953 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5954 shared library stub for target OS version.
5955 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5956 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5957 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5958 (libgcc_s.%.dylib): New.
5960 (install-darwin-libgcc-stubs): New.
5961 (INSTALL_LIBGCC): New append.
5962 * config/i386/darwin-libgcc.10.4.ver: New.
5963 * config/i386/darwin-libgcc.10.5.ver: New.
5964 * config/i386/t-darwin: New.
5965 * config/rs6000/darwin-libgcc.10.4.ver: New.
5966 * config/rs6000/darwin-libgcc.10.5.ver: New.
5967 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5968 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5970 2005-09-28 Paul Brook <paul@codesourcery.com>
5972 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5975 2005-09-28 Richard Guenther <rguenther@suse.de>
5977 PR tree-optimization/23853
5978 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5979 host_integerp to verify misalignment value.
5981 2005-09-28 Richard Henderson <rth@redhat.com>
5983 * builtins.c (get_builtin_sync_mode): New.
5984 (expand_builtin_sync_operation): Pass in mode argument.
5985 (expand_builtin_compare_and_swap): Likewise.
5986 (expand_builtin_lock_test_and_set): Likewise.
5987 (expand_builtin_lock_release): Likewise.
5988 (expand_builtin): Update to match.
5990 2005-09-28 Nick Clifton <nickc@redhat.com>
5992 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5993 formatting. Add check to PLUS case to ensure that the offset is
5994 within an acceptable range.
5996 * config/v850/v850.md (casesi): Disable the generation of the
5997 switch pattern as it is not being handled properly at the moment.
5999 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6000 for when the high words are identical.
6002 2005-09-27 Richard Henderson <rth@redhat.com>
6004 * pretty-print.c (pp_base_format): Fix typo for %>.
6006 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6007 Devang Patel <dpatel@apple.com>
6009 PR tree-optimization/23625
6010 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6011 LABEL_EXPR, assertion check.
6013 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6015 * optabs.c (no_conflict_move_test): Check if a result of a
6016 to-be-moved insn would be clobbered by an originally
6019 2005-09-27 Jeff Law <law@redhat.com>
6021 * passes.c (init_optimization_passes): Replace copy propagation
6022 passes immediately after DOM with phi-only copy propagation
6023 pases. Add phi-only copy propagation pass after first DOM pass.
6024 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6025 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6026 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6027 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6028 to init_copy_prop. Callers updated.
6029 (do_phi_only_copy_prop): New function.
6030 (pass_phi_only_copy_prop): New pass descriptor.
6032 2005-09-27 Nick Clifton <nickc@redhat.com>
6034 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6036 2005-09-26 Jason Merrill <jason@redhat.com>
6039 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6041 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6043 2005-09-26 James E Wilson <wilson@specifix.com>
6045 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6046 copyright. Add gcc copyright plus libgcc exception.
6047 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6049 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6051 2005-09-26 Jeff Law <law@redhat.com>
6053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6054 about when to iterate.
6056 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6059 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6060 for __complex__ double in -mcpu=G5 mode.
6062 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6064 PR tree-optimization/23942
6065 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6066 * tree-scalar-evolution.c: Include params.h.
6068 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6069 follow_ssa_edge_in_condition_phi_branch,
6070 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6071 Change return type to t_bool. Use a parameter to limit the size of
6072 trees that are walked before stopping
6073 (analyze_evolution_in_loop): Initialize the limit to 0.
6074 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6075 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6077 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6080 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6081 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6083 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6085 * combine.c (make_extraction): Check for valid use of subreg.
6087 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6090 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6091 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6092 ("fist<mode>2_with_temp"): Use only register operands.
6094 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6096 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6097 CALL_INSN_FUNCTION_USAGE.
6099 2005-09-26 Richard Guenther <rguenther@suse.de>
6102 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6103 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6104 (ldst_entry): Use the hashtable instead of list-walking.
6105 (find_rtx_in_ldst): Likewise.
6106 (free_ldst_entry): Free the hashtable.
6107 (compute_ld_motion_mems): Create the hashtable.
6108 (trim_ld_motion_mems): Remove entry from hashtable if
6109 removing it from list.
6110 (compute_store_table): Likewise^2.
6111 (store_motion): Free hashtable in case we did not see
6114 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6116 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6117 and arg1 if we are passing them to fold_build2.
6119 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6122 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6125 2005-09-25 Richard Henderson <rth@redhat.com>
6127 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6128 SYMBOL_REF_TLS_MODEL to be correct.
6130 2005-09-24 Richard Henderson <rth@redhat.com>
6132 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6133 end of function. Reindent.
6135 2005-09-24 Ian Lance Taylor <ian@airs.com>
6137 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6138 NEGATE_EXPR/BIT_NOT_EXPR case.
6140 2005-09-24 Richard Henderson <rth@redhat.com>
6142 * c-common.c (handle_mode_attribute): When not modifying in place,
6143 create subtypes for enumerations.
6144 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6145 * gimplify.c (create_tmp_from_val): Likewise.
6147 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6149 * config/i386/i386.md (*tls_global_dynamic_64,
6150 *tls_local_dynamic_base_64): Add missing mode to call.
6151 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6153 2005-09-24 Jan Hubicka <jh@suse.cz>
6155 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6156 (cgraph_clone_node): Likewise.
6157 * cgraph.h (cgraph_clone_edge): Update prototype.
6158 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6159 duplicated prototypes; add updating argument.
6160 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6161 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6163 (cgraph_mark_inline_edge): Likewise.
6164 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6165 (cgraph_flatten_node): Likewise.
6166 (cgraph_decide_recursive_inlining): Likewise.
6167 (cgraph_decide_inlining_of_small_function): Likewise.
6168 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6170 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6171 Pete Steinmetz <steinmtz@us.ibm.com>
6173 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6174 (rldic.): Set type to "compare".
6176 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6177 mfjmpr for MFCTR/MFLR.
6178 (movdf_hardfloat64): Same.
6179 (movdf_softfloat64): Same. Correct order of store and move types.
6180 (movti_string): Set type to store_ux/load_ux.
6181 (load_multiple): Set type to load_ux.
6182 (store_multiple): Set type to store_ux.
6183 (movmemsi): Set type to store_ux.
6184 (output_cbranch direct_return): Set type to jmpreg.
6185 (stmw): Set type to store_ux.
6186 (lmw): Set type to load_ux.
6187 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6188 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6189 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6190 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6191 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6192 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6193 (rios1-fpstore): Increase latency to 3.
6194 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6195 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6197 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6198 Andrew Pinski <pinskia@physics.uc.edu>
6200 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6201 operand2 constraint to "b".
6202 (sync_<fetchop_name>di_internal): Same.
6203 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6205 (sync_old_<fetchop_name>di_internal): Same.
6206 (sync_new_<fetchop_name>si_internal): Same.
6207 (sync_new_<fetchop_name>di_internal): Same.
6209 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6212 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6213 case, define as macros.
6215 PR rtl-optimization/23837
6216 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6217 clobber / clobber match between dest and p->first.
6219 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6220 (no_conflict_move_test): Update comments.
6222 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6224 * doc/install.texi: Update URL for Jacks.
6225 * doc/sourcebuild.texi: Likewise.
6227 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6230 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6231 registers when choosing register preferences.
6232 (movdf_hardfloat64): Same.
6234 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6236 * expmed.c (expand_shift): Don't use the target of the rotate as
6237 target for the first expanded shift insn.
6238 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6240 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6242 PR tree-optimization/22438
6243 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6244 preserved iv rhs rewriting specially.
6246 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6248 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6249 estimate_only is true.
6250 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6251 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6252 tree-ssa-structalias.c
6253 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6254 ref_contains_indirect_ref.
6255 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6257 2005-09-21 DJ Delorie <dj@redhat.com>
6259 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6261 (mn10300_return_in_memory): Support variable size types also.
6262 (mn10300_pass_by_reference): Likewise.
6263 (mn10300_function_value): New.
6264 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6265 (FUNCTION_OUTGOING_VALUE): Likewise.
6266 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6267 * doc/invoke.texi: Document it.
6269 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6272 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6273 force integer op1 into register for XFmode compares.
6275 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6278 * expmed.c (alg_code): Add alg_impossible.
6279 (alg_hash_entry): Add cost.
6280 (synth_mult): Record alg_impossible in the hash table if
6281 multiplication by a given integer is impossble within the
6282 limit. Speed up using alg_impossible.
6284 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6286 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6287 argument. Allow and set any offset if needs_anyoffset is passed
6289 (get_constraint_for): Add argument here too.
6291 (do_structure_copy): Pass NULL to get_constraint_for.
6292 (handle_ptr_arith): Ditto.
6293 (find_func_aliases): Ditto.
6295 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6297 PR rtl-optimization/23898
6298 * output.h (get_attr_min_length): Declare.
6299 * final.c (get_attr_length_1): New function, broken out of:
6301 (get_attr_min_length): New function.
6302 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6303 (duplicate_computed_gotos): Likewise.
6304 * genattr.c (insn_min_length): Generate declaration.
6305 * genattrtab.c (min_fn, min_attr_value): New functions.
6306 (make_length_attrs): Generate insn_min_length.
6308 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6310 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6312 2005-09-20 Richard Henderson <rth@redhat.com>
6314 PR tree-optimization/24059
6315 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6318 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6320 * c.opt (fextended-identifiers): New.
6321 * c-opts.c (c_common_handle_option): Handle
6322 -fextended-identifiers.
6323 * doc/cpp.texi: Update documentation of extended identifiers.
6324 * doc/cppopts.texi (-fextended-identifiers): Document.
6326 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6328 PR tree-optimization/23929
6329 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6332 PR tree-optimization/23818
6333 * tree-stdarg.c (execute_optimize_stdarg): Call
6334 calculate_dominance_info.
6336 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6338 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6339 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6340 (compute_overlap_steps_for_affine_1_2): Use
6341 get_number_of_iters_for_loop.
6342 (analyze_subscript_affine_affine): Check whether difference is
6344 Use get_number_of_iters_for_loop.
6345 Check whether overlap occurs outside of bounds.
6346 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6348 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6350 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6351 base register if possible.
6353 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6355 PR tree-optimization/18463
6356 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6357 converting it directly is not possible.
6358 (chrec_convert_aggressive): New function.
6359 * tree-chrec.h (chrec_convert_aggressive): Declare.
6360 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6361 Fold chrec conversions aggressively if asked to.
6362 (instantiate_parameters): Modified because of changes in
6363 instantiate_parameters_1.
6365 2005-09-19 Richard Henderson <rth@redhat.com>
6367 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6368 (reduc_splus_v2df): New.
6370 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6372 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6373 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6375 2005-09-19 Richard Henderson <rth@redhat.com>
6377 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6380 2005-09-19 Richard Henderson <rth@redhat.com>
6382 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6383 (ia64_expand_dot_prod_v8qi): New.
6384 * config/ia64/ia64-protos.h: Update.
6385 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6386 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6387 sdot_prodv8qi, sdot_prodv4hi): New.
6388 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6390 2005-09-19 Richard Henderson <rth@redhat.com>
6393 * real.c (exact_real_truncate): Return false if the format cannot
6394 represent the number as a normal.
6396 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6397 for a memory source.
6399 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6401 * tree-ssa-operands.c (swap_tree_operands): Export.
6402 * tree.h (swap_tree_operands): Declare.
6403 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6404 Call swap_tree_operands.
6406 2005-09-19 Richard Henderson <rth@redhat.com>
6408 * tree-flow.h (merge_alias_info): Declare.
6409 * tree-ssa-copy.c (merge_alias_info): Export.
6410 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6411 (vect_create_data_ref_ptr): Use create_iv directly.
6412 (vectorizable_load): Use correct types for integer constants.
6413 (vect_generate_tmps_on_preheader): Likewise.
6414 (vect_gen_niters_for_prolog_loop): Likewise.
6416 2005-09-19 Steven Bosscher <stevenb@suse.de>
6418 PR rtl-optimization/23943
6419 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6421 2005-09-18 Jan Hubicka <jh@suse.cz>
6423 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6425 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6427 * varasm.c (output_constant): Do not abort on conversions to union
6428 types between different sizes.
6430 2005-09-18 Richard Guenther <rguenther@suse.de>
6433 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6436 2005-09-18 Paul Brook <paul@codesourcery.com>
6438 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6440 2005-09-17 Richard Henderson <rth@redhat.com>
6442 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6443 * tree-ssa-loop.c (pass_vect_dce): Remove.
6444 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6447 2005-09-17 Richard Henderson <rth@redhat.com>
6449 * tree-pass.h (pass_vect_dce): Declare.
6450 * passes.c (init_optimization_passes): Add it.
6451 * tree-flow.h (tree_ssa_dce): Declare.
6452 * tree-ssa-dce.c (tree_ssa_dce): Export.
6453 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6454 (gate_tree_vectorize): ... here.
6455 (pass_vect_dce): New.
6457 2005-09-17 Jan Hubicka <jh@suse.cz>
6459 * except.c (struct eh_status): Turn region_array into vec.
6460 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6461 convert_from_eh_region_ranges, find_exception_handler_labels,
6462 current_function_has_exception_handlers, assign_filter_values,
6463 build_post_landing_pads, dw2_build_landing_pads,
6464 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6465 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6466 foreach_reachable_handler, can_throw_internal_1,
6467 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6469 (duplicate_eh_region_1): Update region_array.
6470 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6472 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6475 * expmed.c (expand_mult): Substitute simple register for op0 when
6478 2005-09-17 Richard Henderson <rth@redhat.com>
6480 * expr.c (emit_move_via_integer): Add force argument, pass it on
6481 to emit_move_change_mode. Update callers.
6482 (emit_move_complex): Pass true to new force argument.
6483 * function.c (expand_function_end): Move expand_eh_return call
6484 earlier. Merge sub-word complex values into a pseudo before
6485 copying to the return hard register.
6487 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6489 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6490 between different sizes.
6492 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6496 * passes.c (init_optimization_passes): Register dump files for
6499 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6501 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6502 * config/s390/s390.c (s390_overlap_p): New function.
6503 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6504 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6507 2005-09-16 Richard Guenther <rguenther@suse.de>
6509 * ipa-pure-const.c (static_execute): Free auxiliar information.
6510 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6511 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6513 2005-09-15 DJ Delorie <dj@redhat.com>
6515 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6517 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6519 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6521 (swap_commutative_operands_with_target): New.
6523 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6525 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6528 (estimate_iters_using_array): New function.
6529 * tree-data-ref.h (estimate_iters_using_array): Prototype
6530 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6531 Use estimate_iters_using_array instead of analyze_array.
6533 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6535 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6538 2005-09-15 Michael Matz <matz@suse.de>
6540 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6542 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6544 PR tree-optimization/23835
6545 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6546 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6548 2005-09-14 Richard Henderson <rth@redhat.com>
6550 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6551 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6553 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6555 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6556 in the ARRAY_TYPE case.
6558 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6560 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6562 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6565 * tree-vect-transform.c (vectorizable_operation): Return false for
6566 scalar shift operations and for vector shift operations with
6567 non-invariant shift arguments. Use scalar tree operand op1 as
6568 a shift operand when vector shift insn pattern uses scalar shift
6570 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6572 2005-09-14 Olivier Hainque <hainque@adacore.com>
6574 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6575 value if it has side-effects.
6577 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6580 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6582 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6584 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6585 passed as NAME as if it were label at start of function code.
6587 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6589 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6592 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6594 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6595 as early clobber. Rewrite so the PIC register is not implicitly used.
6597 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6599 * tree.c (annotate_with_file_line): Compare line numbers before
6602 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6605 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6606 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6608 2005-09-13 Ian Lance Taylor <ian@airs.com>
6610 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6611 than a HOST_WIDEST_INT to gen_doloop_begin.
6613 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6615 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6617 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6619 PR tree-optimize/23817
6620 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6622 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6625 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6626 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6627 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6628 (restore_stack_nonlocal): Likewise.
6629 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6631 2005-09-12 Ian Lance Taylor <ian@airs.com>
6634 * c.opt (ffriend-injection): New C++ option.
6635 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6636 (C++ Dialect Options): Document -ffriend-injection.
6638 2005-09-12 Josh Conner <jconner@apple.com>
6641 * ipa-reference.c (static_execute): Don't mark variables in
6642 named sections TREE_READONLY.
6644 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6646 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6649 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6651 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6652 V_MUST_DEF instead of just the first_use_p.
6653 Don't mark the virtual variables for renaming on the statement which
6655 (pass_dse): Remove TODO_update_ssa.
6657 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6660 * stor-layout.c (compute_record_mode): For records with a single
6661 field, actually check the field's mode size against the type size.
6663 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6664 registers for TARGET_SHMEDIA.
6665 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6666 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6667 of GENERAL_REGS and FP_REGS.
6669 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6671 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6673 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6675 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6676 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6677 are omitted. Exclude stack_tie insn too.
6679 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6681 PR rtl-optimization/23098
6682 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6684 * config/rs6000/rs6000.md (movdf splitter): Use
6685 const_double_operand predicate for TARGET_POWERPC64.
6686 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6687 SYMBOL_REF method to ABI_V4.
6689 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6690 replace_equiv_address.
6691 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6692 rs6000_sr_alias_set and MEM_NOTRAP.
6693 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6695 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6697 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6698 handle CALL_EXPR again.
6700 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6702 * arm/predicates.md (alignable_memory_operand): Delete.
6704 2005-09-10 Richard Henderson <rth@redhat.com>
6707 * dbxout.c (dbxout_expand_expr): New.
6708 (dbxout_symbol): Use it.
6710 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6712 * arm.c (arm_gen_rotated_half_load): Delete.
6713 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6714 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6715 (thumb_set_return_address): Likewise.
6716 (thumb_load_double_from_address): Use adjust_address.
6717 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6718 (extendhsisi2_mem, movhi_bytes): Use change_address.
6719 (movhi): Use widen_memory_access.
6720 (reload_out_df): Use replace_equiv_address.
6721 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6723 2005-09-09 Richard Henderson <rth@redhat.com>
6726 * dbxout.c: Include expr.h.
6727 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6728 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6729 * Makefile.in (dbxout.o): Add EXPR_H.
6731 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6733 PR tree-optimization/23509
6734 * tree-cfg.c (replace_uses_by): Use replace_exp.
6735 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6736 pointers have name_mem_tag or type_mem_tag set.
6738 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6740 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6741 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6742 of wrongly accessing operands.
6744 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6746 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6747 * tree-chrec.c: Include tree-scalar-evolution.h.
6748 (chrec_convert): Instantiate the base and step before calling
6749 scev_probably_wraps_p that would fail on parametric evolutions.
6750 Collect all the fails into a single section failed_to_convert,
6751 print a diagnostic, and return chrec_dont_know instead of calling
6753 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6754 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6756 (scev_const_prop): Don't replace the definition of a loop closed ssa
6757 phi node by itself, or by another loop closed ssa phi node.
6758 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6759 that base and step are defined.
6761 2005-09-09 Richard Guenther <rguenther@suse.de>
6764 * fold-const.c (fold_ternary): Check truth_value_p before
6765 calling invert_truthvalue.
6767 2005-09-09 Nick Clifton <nickc@redhat.com>
6769 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6770 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6771 dimension of these arrays.
6772 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6774 * longlong.h: Only provide a prototype for the __clz_tab[] array
6775 if this header has not been included from libgcc2.h.
6776 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6778 Provide prototypes for exported functions.
6779 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6782 2005-09-08 Josh Conner <jconner@apple.com>
6786 * expr.c (expand_expr_addr_expr_1): Don't invoke
6787 expand_simple_binop for EXPAND_INITIALIZER.
6789 2005-09-08 Richard Henderson <rth@redhat.com>
6792 * toplev.c (wrapup_global_declaration_1): Split out ...
6793 (wrapup_global_declaration_2): ... from ...
6794 (wrapup_global_declarations): ... here. Return bool.
6795 (check_global_declaration_1): Split out ...
6796 (check_global_declarations): from here.
6797 (emit_debug_global_declarations): New.
6798 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6799 check_global_declaration_1, emit_debug_global_declarations): Declare.
6800 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6801 of decls. Call wrapup_global_declaration_1,
6802 wrapup_global_declaration_2, check_global_declaration_1 directly.
6803 (c_write_global_declarations_2): New.
6805 (c_write_global_declarations): Call c_write_global_declarations_2.
6806 * langhooks.c (write_global_declarations): Call
6807 emit_debug_global_declarations.
6809 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6810 remove decls that have DECL_RTL_SET_P.
6811 * passes.c (rest_of_decl_compilation): Invoke
6812 cgraph_varpool_finalize_decl for all but functions.
6814 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6816 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6817 the result of a conversion if the new min and max cannot be compared.
6819 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6821 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6822 (override_options): Setting s390_sr_alias_set removed.
6823 (save_fpr, save_gprs): Set alias set to vararg or frame.
6824 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6825 s390_sr_alias_set with get_frame_alias_set ().
6826 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6827 get_varargs_alias_set ().
6829 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6833 * c-parser.c (c_parser_objc_method_definition): If the next
6834 token is not "{", error out and don't start the function.
6836 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6838 * tree-vrp.c (extract_range_from_expr): Move the check for non
6839 nullness after the check for gimple invariant.
6841 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6843 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6845 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6848 * config/m32r.md (movmemsi_internal): Canonicalize order of
6849 operands in PLUS component of template.
6851 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6853 * reload1.c (fixup_eh_region_note): Remove assertion.
6854 (fixup_abnormal_edges): Reverted removal of call to
6855 find_many_sub_basic_blocks made on 2005-08-31.
6857 2005-09-07 Richard Henderson <rth@redhat.com>
6859 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6860 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6861 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6862 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6863 rearrange for better packing.
6864 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6865 (lookup_cfa_1): Remove inline marker.
6866 (cfa_equal_p): Split out of ...
6867 (def_cfa_1): ... here. Use INVALID_REGNUM.
6868 (build_cfa_loc): Handle !cfa->indirect.
6869 (frame_pointer_cfa_offset): New.
6870 (dbx_reg_number): Assert register elimination performed; do
6871 leaf register remapping.
6872 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6873 (eliminate_reg_to_offset): New.
6874 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6875 for verifiably local stack frame addresses; re-base to CFA.
6876 (mem_loc_descriptor): Remove can_use_fbreg argument.
6877 (concat_loc_descriptor, loc_descriptor): Likewise.
6878 (containing_function_has_frame_base): Remove.
6879 (rtl_for_decl_location): Don't do register elimination or
6880 leaf register remapping here.
6881 (secname_for_decl): Split out from ..
6882 (add_location_or_const_value_attribute): ... here.
6883 (convert_cfa_to_loc_list): New.
6884 (compute_frame_pointer_to_cfa_displacement): New.
6885 (gen_subprogram_die): Use them.
6886 * tree.h (frame_base_decl): Remove.
6887 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6888 (prologue_stack_adjust): Remove.
6889 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6890 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6891 (set_frame_base_location): Remove.
6892 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6893 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6894 (vt_add_function_parameters): Don't eliminate_regs.
6895 (vt_initialize): Don't create frame_base_decl.
6897 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6899 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6900 version of GNU binutils for 4.x and later.
6902 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6904 * ggc-page.c (ggc_push_context): Remove.
6905 (ggc_pop_context): Likewise.
6906 * ggc.h (ggc_push_context): Remove.
6907 (ggc_pop_context): Likewise.
6909 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6912 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6913 returning from an interrupt handler.
6915 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6918 * config/arc/arc.c (output_shift): Add check for loop count when
6921 2005-09-06 Steven Bosscher <stevenb@suse.de>
6923 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6925 (abs_replacement): Likewise.
6926 (pass_phiopt): Remove TODO_update_ssa.
6928 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6931 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6932 if "return with no value, in function returning non-void" warning
6934 * tree-cfg.c (execute_warn_function_return): Don't look at
6935 RETURN_EXPRs with TREE_NO_WARNING set.
6938 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6939 for internal functions doesn't use registers used by global registers
6940 variables. Use fewer register parameters if there are global register
6943 2005-09-06 Olivier Hainque <hainque@adacore.com>
6944 Eric Botcazou <ebotcazou@adacore.com>
6947 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6948 when we would be extracting outside its bit span (bitpos+bitsize
6949 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6950 Ada unchecked conversions.
6952 2005-09-06 Steven Bosscher <stevenb@suse.de>
6954 * tree-ssa-pre.c (try_look_through_load): New function.
6955 (compute_avail): Use it to try to look through loads for some
6956 more useful expressions.
6958 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6960 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6961 condition for detecting cases like (a&a) and (a^a).
6963 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6965 * common.opt: Add option ftree-vect-loop-version.
6966 * params.def: Add --param vect-max-version-checks.
6967 * doc/invoke.texi: Document ftree-vect-loop-version and
6968 --param vect-max-version-checks.
6969 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6970 may_misalign_stmts and defines for accessors.
6971 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6972 LOOP_VINFO_MAY_MISALIGN_STMTS.
6973 (destroy_loop_vec_info): VEC_free for
6974 LOOP_VINFO_MAY_MISALIGN_STMTS.
6975 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6976 Update documentation.
6977 (vect_update_misalignment_for_peel): New.
6978 (vect_enhance_data_refs_alignment): Update to choose loop
6979 peeling or loop versioning if appropriate for the (potentially)
6980 unaligned data references in the loop.
6981 (vect_analyze_data_refs_alignment): Remove call to
6982 vect_enhance_data_refs_alignment so the checks can be done
6984 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6985 and move up call to vect_analyze_data_refs_alignment.
6986 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6987 (vect_transform_loop): Add call to loop_version.
6989 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6991 PR rtl-optimization/23098
6992 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6993 * simplify-rtx.c (constant_pool_reference_p): New function.
6994 * rtl.h (constant_pool_reference_p): New prototype.
6995 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6996 constant_pool_reference_p in condition and
6997 avoid_constant_pool_reference in preparation statements.
6999 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7001 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7002 STRICT_LOW_PART SETs.
7004 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7007 * except.c (sjlj_emit_function_enter): Find the function begin
7008 note even when it's not in first basic block.
7010 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7012 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7013 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7014 * aclocal.m4: Regenerate.
7016 2005-09-05 DJ Delorie <dj@redhat.com>
7018 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7021 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7023 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7024 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7025 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7026 Follow spelling conventions.
7027 * doc/invoke.texi: Follow spelling conventions.
7029 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7031 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7032 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7033 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7035 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7038 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7039 (output_stack_adjust): Use gen_tmp_stack_mem.
7040 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7041 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7042 (sh_get_pr_initial_val): Likewise.
7043 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7044 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7045 * sh.md (divsi_inv_m0): Use gen_const_mem.
7046 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7047 (movdf_i4+1): Use gen_tmp_stack_mem.
7048 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7049 (fpu_switch+2): Likewise.
7050 (movv4sf_i, movv16sf_i): Use adjust_address.
7051 (symGOT_load): Set MEM_NOTRAP_P bit.
7053 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7056 * pa.c (emit_move_sequence): Fix typo in last change.
7058 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7060 PR rtl-optimization/23454
7061 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7064 2005-09-03 Richard Henderson <rth@redhat.com>
7065 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7068 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7071 2005-09-02 Nicolas Pitre <nico@cam.org>
7073 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7074 to bit_count to 32 bits.
7076 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7079 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7080 generating synthetic loads from volatile lvalues.
7082 005-09-02 Nick Clifton <nickc@redhat.com>
7084 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7085 __ctzhi2, __clzhi2): New functions.
7087 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7090 * tree-nested.c (struct var_map_elt): Mark with GTY.
7091 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7093 (lookup_field_for_decl): Allocate new element in GC memory.
7094 (lookup_tramp_for_decl): Likewise.
7095 (convert_nl_goto_reference): Likewise
7096 (create_nesting_tree): Allocate info in GC memory. Likewise for
7098 (free_nesting_tree): Free with ggc_free instead of free.
7099 (root): New static variable.
7100 (lower_nested_functions): Remove root as local variable. And zero out
7101 root at the end of the function.
7103 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7105 PR rtl-optimization/20365
7106 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7107 to short. New member ix.
7108 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7109 (simplify_plus_minus): Initialize ix members before calling qsort.
7111 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7113 PR tree-optimization/23626
7114 * tree-cfg.c (replace_uses_by): Clean up eh info.
7116 2005-09-01 DJ Delorie <dj@redhat.com>
7118 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7121 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7123 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7124 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7127 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7129 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7130 do not issue warning for a variable definition following
7133 2005-09-01 Richard Henderson <rth@redhat.com>
7136 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7137 conversion to CONST_VECTOR.
7139 2005-09-01 Richard Henderson <rth@redhat.com>
7142 * reload1.c (reload_as_needed): Check !CALL_P before calling
7143 fixup_eh_region_note.
7144 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7146 2005-09-01 DJ Delorie <dj@redhat.com>
7148 * varasm.c (output_constant): Let the target resolve
7149 conversions of addresses to non-default pointer sizes.
7151 2005-09-01 Nicolas Pitre <nico@cam.org>
7153 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7154 to alow matching ARM pre-indexed addressing mode.
7155 (arm_override_options): Remove now irrelevant comment.
7157 2005-09-01 Phil Edwards <phil@codesourcery.com>
7159 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7160 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7161 * config/i386/vxworks.h: Likewise.
7162 * config/i386/t-vxworksae: New file, for VxWorks AE.
7163 * config/i386/vxworksae.h: Likewise.
7165 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7167 PR tree-optimization/23410
7168 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7169 sequence is not wrapping during the first step.
7171 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7174 * dwarf2out.c (base_type_die): Compare char_type_node with
7175 TYPE_MAIN_VARIANT (type), not type.
7177 2005-09-01 Richard Guenther <rguenther@suse.de>
7179 PR tree-optimization/15366
7180 * common.opt: Add -finline-functions-called-once.
7181 Put -fearly-inlining in alphabetically ordered place.
7182 * doc/invoke.texi: Document new option.
7183 * ipa-inline.c (cgraph_decide_inlining): Honour
7184 flag_inline_functions_called_once.
7186 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7188 PR rtl-optimization/23478
7189 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7190 (alloc_qty): Initialize it.
7191 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7192 (combine_regs): Combine also n_throwing_calls_crossed fields.
7193 (find_free_reg): Don't attempt to caller-save pseudos crossing
7194 calls that might throw.
7195 * global.c (struct allocno): Add throwing_calls_crossed field.
7196 (global_alloc): Revert 2005-08-22 change. Initialize
7197 throwing_calls_crossed.
7198 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7201 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7204 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7205 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7206 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7207 (and64_2_operand): Tweak to use predicate.
7208 (and_operand): Adjust for mask_operand changes.
7209 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7210 (print_operand): Likewise.
7211 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7212 (mask64_1or2_operand): Delete.
7213 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7214 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7215 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7216 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7217 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7218 (rotldi3_internal4): Likewise.
7219 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7220 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7221 (ashldi3_internal7): Likewise.
7222 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7223 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7224 (anddi3 split): Don't match mask64_operand.
7225 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7226 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7227 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7228 't' splitter predicate.
7229 (movdi_internal64 + 2): Revert 2005-06-11 change.
7231 2005-08-31 DJ Delorie <dj@redhat.com>
7233 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7234 (m32c_asm_integer): Add support for 32 bit pointers.
7236 2005-08-31 Richard Henderson <rth@redhat.com>
7238 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7239 component-like references for setting MEM_NOTRAP_P.
7241 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7242 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7244 2005-08-31 Richard Henderson <rth@redhat.com>
7246 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7247 into a pseudo before applying gen_lowpart.
7249 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7251 * doc/install.texi (Specific): Update cctools version required
7252 for full functionality.
7253 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7254 linkers as -macosx_version_min.
7256 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7259 * sh.c (print_operand, %R and %S): Add handling of floating point
7260 registers, memory, constants and invalid operands.
7262 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7264 * ipa-pure-const.c: Change dump name.
7266 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7269 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7270 to "reg_or_0_operand".
7271 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7273 2005-08-31 Dale Johannesen <dalej@apple.com>
7275 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7276 loops that count down.
7278 2005-08-31 Richard Henderson <rth@redhat.com>
7281 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7282 (fixup_eh_region_note): New.
7283 (reload_as_needed): Call it.
7284 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7285 don't call find_many_sub_basic_blocks; call verify_flow_info.
7286 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7287 (keep_stack_depressed): Likewise.
7288 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7290 2005-08-31 Richard Henderson <rth@redhat.com>
7292 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7295 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7297 * expr.c (expand_expr_real_1): Compare size of address
7298 mode to target's address mode size in deciding expansion of
7299 the constant address.
7301 2005-08-31 Richard Guenther <rguenther@suse.de>
7304 * expr.c (all_zeros_p): New function.
7305 (expand_expr_real_1): Handle the case of an all-zero
7306 non-addressable constructor separately.
7308 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7310 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7311 arguments, adjust all callers.
7312 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7314 2005-08-30 Richard Henderson <rth@redhat.com>
7317 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7318 whenever the mode sizes match.
7320 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7322 * calls.c (load_register_parameters): Fix comment typo.
7323 * expr.c (emit_push_insn): Comment formatting.
7325 2005-08-30 Ian Lance Taylor <ian@airs.com>
7327 * config/i386/x-cygwin (host-cygwin): Change dependency from
7328 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7330 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7332 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7335 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7338 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7339 call to ggc_collect.
7341 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7344 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7345 beginning. Remove $(INCLUDES) from all the rules, if following
7346 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7348 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7351 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7352 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7353 not constant, but maxlen is, don't set len to maxlen, rather
7354 set maxlen to len if len is a constant.
7356 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7358 PR tree-optimization/23475
7359 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7362 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7364 Fix PR middle-end/22455
7366 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7367 Checksum only the parts of the tree that exist for the tree code.
7369 2005-08-28 Dale Johannesen <dalej@apple.com>
7371 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7373 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7375 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7377 2005-08-28 Richard Henderson <rth@redhat.com>
7379 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7380 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7383 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7386 * builtins.c (get_memory_rtx): Don't strip nops
7387 in between COMPONENT_REFs.
7389 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7392 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7394 (gimplify_modify_expr): Check for zero sized types and gimplify the
7395 rhs and lhs as statements.
7397 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7400 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7401 state for return address column of signal frames.
7403 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7406 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7407 bytes >= 2 not bytes == 2.
7408 (expand_block_move): Same.
7410 2005-08-27 Richard Guenther <rguenther@suse.de>
7413 * config/i386/sse.md (sse2_movsd): Add missing closing
7416 2005-08-27 Paul Brook <paul@codesourcery.com>
7418 * genrecog.c (enum decision_type): Add DT_num_insns.
7419 (struct decision_test): Add u.num_insns.
7420 (add_to_sequence): Add DT_num_insns test.
7421 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7422 (write_cond, debug_decision_2): Ditto.
7423 (change_state): Assume peep2_next_insn never fails.
7424 Remove "afterward" argument.
7425 (write afterward, write_tree): Update to match.
7426 * recog.c (peep2_current_count): New variable.
7427 (peep2_next_insn): Check it.
7428 (peephole2_optimize): Set peep2_current_count.
7429 * recog.h (peep2_current_count): Declare.
7431 2005-08-26 Josh Conner <jconner@apple.com>
7434 * ipa-pure-const.c (check_tree): Check for volatile-ness
7435 when considering a dereference.
7437 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7439 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7441 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7443 PR rtl-optimization/23561
7444 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7445 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7446 at most LEN bytes long memory fits into the field.
7447 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7448 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7449 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7451 2005-08-26 Richard Henderson <rth@redhat.com>
7454 * loop.c (biased_biv_may_wrap_p): New.
7455 (maybe_eliminate_biv_1): Use it to suppress non-equality
7456 comparison transformations. Delete disabled code.
7458 2005-08-26 Ian Lance Taylor <ian@airs.com>
7460 * combine.c (make_extraction): Avoid reference outside object.
7462 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7464 * stor-layout.c (finalize_type_size): Restore behaviour for
7465 non-aggregate types to the status quo ante of the patch for
7466 pr 23467. Document why it matters.
7468 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7471 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7472 array by one element, initialize the BT_LAST element with NULL.
7474 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7476 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7477 optimizing for size.
7479 (compare_plus_eqsi): Same.
7480 (plus_eqsi_compare): Same.
7481 (neg_eq0<mode>): Same.
7482 (neg_eq<mode>): Same.
7484 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7487 2005-08-26 Nick Clifton <nickc@redhat.com>
7489 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7490 TARGET_EP is not defined.
7491 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7492 TARGET_EP is enabled.
7493 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7494 * config/v850/v850.md (save_all_interrupt): Only use the EP
7495 register if TARGET_EP is defined.
7496 (restore_all_interrupt): Likewise.
7497 * config/v850/lib1funcs.asm: Update functions so that the EP
7498 register is only used if __EP__ is defined.
7500 2005-08-26 David Ung <davidu@mips.com>
7502 * config/mips/mips.c (mips_expand_prologue): Handle case when
7503 generating for MIPS16 and the outgoing argument area is more than
7504 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7507 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7509 * config/crx/crx.md: Make doloop_end pattern usage controllable
7510 via mloop-nesting=<max-nesting> command line switch. Make sure
7511 the combiner cannot use doloop_end_<mode> in an illegal way.
7512 * config/crx/crx.c: Use regs up to r6 for argument passing.
7513 Refine crx_address_cost (non cst4 displacements are expensive).
7514 * config/crx/crx.opt: Add switch for mloop-nesting=.
7516 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7518 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7519 (UNSPEC_MVST): New constant.
7521 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7523 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7524 Reject operands containing eliminable registers.
7525 * testsuite/gcc.dg/20050825-1.c: New testcase.
7527 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7528 Jan Hubicka <jh@suse.cz>
7530 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7532 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7534 PR tree-optimization/23546
7535 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7538 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7540 * params.def (PARAM_MIN_SPEC_PROB): New.
7541 * sched-rgn.c (MIN_PROBABILITY): Delete.
7542 (compute_trg_info): Convert to PARAM_VALUE.
7543 * doc/invoke.texi (param): Document min-spec-prob.
7545 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7547 * config/darwin.h: define __PIC__
7548 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7549 TARGET_OS_CPP_BUILTINS macro.
7551 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7553 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7556 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7558 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7560 * cfghooks.c (duplicate_block): Added position where to place
7561 new block as argument.
7562 * cfghooks.h (duplicate_block): Declaration changed.
7563 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7565 * cfglayout.h (copy_bbs): Declaration changed.
7566 * cfgloop.h (loop_version): Declaration changed.
7567 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7568 position to copy_bbs.
7569 (loop_version): Pass position to duplicate_loop_to_header_edge.
7570 Add place_after argument and position new blocks according to
7572 * modulo-sched.c (sms_schedule): Pass place_after argument
7574 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7575 * tree-cfg.c (split_edge_bb_loc): New function.
7576 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7577 to determine position of new blocks.
7578 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7580 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7581 argument to duplicate_block.
7582 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7583 Pass position to copy_bbs.
7585 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7587 * fold-const.c (ptr_difference_const): Use
7588 cst_and_fits_in_hwi instead of host_integerp.
7590 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7592 * config/darwin.c (gen_pic_offset): New.
7593 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7596 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7598 PR tree-optimization/23486
7599 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7601 2005-08-23 Phil Edwards <phil@codesourcery.com>
7603 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7604 remove use_collect2.
7605 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7607 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7608 configuration files to override the default value.
7610 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7611 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7612 * config/vx-common.h: New file, split out from...
7613 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7614 * config/vxworksae.h: New file, for VxWorks AE.
7615 * config/vxworks.opt: New file.
7616 * config/vxlib.c: Update for VxWorks 6.
7618 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7619 other MULTILIB_* variables appropriately.
7620 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7621 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7622 * config/rs6000/vxworks.h: Update for VxWorks 6.
7623 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7625 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7628 * config/darwin.c (machopic_select_section): Remove the hack to
7629 mark "::operator new" and "::operator delete" for coalescing
7630 even though they are not weak.
7632 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7634 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7635 * configure: Regenerate.
7637 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7640 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7642 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7643 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7646 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7648 * config/rs6000/predicates.md (equality_operator): New.
7649 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7650 comparison with a large constant.
7652 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7654 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7656 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7658 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7659 registers is even, and we have a hardware double precision fp,
7661 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7662 size of current argument when checking if argument was passed in
7665 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7668 * stor-layout.c (finalize_type_size): Dont override
7669 existing alignment with a smaller alignment from the mode.
7671 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7673 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7674 * lambda.h (lambda_vector_lexico_pos): ... here.
7675 * tree-data-ref.c (build_classic_dist_vector): Return false when
7676 the distance vector is lexicographically negative.
7678 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7680 PR tree-optimization/23511
7681 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7682 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7684 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7686 PR tree-optimization/22043
7687 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7688 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7689 If ALLOW_FLEXARR, handle types ending with flexible array member.
7690 Pass false as second argument to recursive count_type_elements calls.
7691 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7692 argument to count_type_elements call.
7693 * tree-sra.c (decide_block_copy): Likewise.
7694 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7695 for a constant-sized object, set cleared as well. Pass true as
7696 second argument to count_type_elements call.
7698 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7701 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7702 from legitimate_small_data_p, and make global. Update use.
7703 Remove forward declaration.
7704 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7706 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7708 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7710 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7711 of scratch intermediates.
7712 (eq<mode>_compare): Same.
7713 (neg_eq0<mode>): New.
7714 (neg_eq<mode>): Convert to define_insn_and_split.
7716 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7719 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7720 stdarg functions, set/clear the fp marker even when no variable
7722 * config/rs6000/sysv4.opt (mprototype): Describe.
7724 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7726 PR rtl-optimization/23478
7727 * regs.h (reg_info): Add throw_calls_crossed.
7728 (REG_N_THROWING_CALLS_CROSSED): Define.
7729 * flow.c (allocate_reg_life_data): Initialize
7730 REG_N_THROWING_CALLS_CROSSED.
7731 (propagate_one_insn, attempt_auto_inc): Update
7732 REG_N_THROWING_CALLS_CROSSED.
7733 * global.c (global_alloc): Don't allocate pseudos across
7734 calls that may throw.
7736 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7739 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7740 value is inbetween the range if we did not find an exact match.
7742 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7744 * doc/invoke.texi (Option Summary): Add ms1 options.
7745 * doc/extend.texi: Document interrupt handler attribute for ms1.
7746 * doc/md.texi: Document ms1 constraints.
7747 * config.gcc: Add ms1-*-elf.
7748 * config/ms1/ms1.h: New.
7749 * config/ms1/ms1.c: New.
7750 * config/ms1/ms1.md: New.
7751 * config/ms1/ms1-protos.h: New.
7752 * config/ms1/ABI.txt: New.
7753 * config/ms1/crti.asm: New.
7754 * config/ms1/crtn.asm: New.
7755 * config/ms1/lib2extra-funcs.c: New.
7756 * config/ms1/t-ms1: New.
7757 * config/ms1/ms1.opt: New.
7759 2005-08-22 Ira Rosen <irar@il.ibm.com>
7761 * config/rs6000/altivec.md (xorv4sf3): New.
7762 (negv4sf2, neg<mode>2): Likewise.
7764 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7767 * config/ia64/ia64.md (divsi3): Check divide by zero.
7768 (udivsi3): Likewise.
7770 (udivdi3): Likewise.
7772 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7774 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7775 up to elem_bitsize bits, not max_bitsize.
7777 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7779 PR tree-optimization/23433
7780 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7781 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7783 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7785 PR tree-optimization/23434
7786 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7787 the iteration bound is not an INTEGER_CST.
7789 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7791 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7792 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7793 NULL if need_epilog_adjust is false.
7794 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7795 Case 3 always peels first itration, not just for PLUS case, and no need
7796 to use scalar_initial_def here. Create an epilog adjustment only if
7797 scalar_initial_def is not NULL.
7799 (vectorizable_reduction): Remove assert.
7801 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7804 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7805 (__moddi3): Likewise.
7806 (__udivdi3): Likewise.
7807 (__umoddi3): Likewise.
7808 (__divsi3): Likewise.
7809 (__modsi3): Likewise.
7810 (__udivsi3): Likewise.
7811 (__umodsi3): Likewise.
7813 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7815 * tree-pass.h (TDF_GRAPH): Define.
7816 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7817 * passes.c (finish_optimization_passes): Only call
7818 finish_graph_dump_file if TDF_GRAPH is set.
7819 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7820 NULL. Set TDF_GRAPH bit.
7821 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7823 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7825 * arm.h (arm_stack_offsets): Add locals_base field.
7826 * arm.c (arm_get_frame_offsets): Compute it.
7827 (thumb_compute_initial_elimination offset): Make the Thumb frame
7828 pointer point to the base of the local variables.
7829 (thumb_expand_prologue): Update accordingly.
7830 (thumb_expand_epilogue): Likewise.
7832 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7833 mode of clobbered scratch to DImode. Handle a case that's known to
7836 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7838 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7839 (gt0<mode>_compare): Delete.
7840 (neg_gt0<mode>): Delete.
7842 2005-08-19 Eric Christopher <echristo@apple.com>
7844 * optabs.h: Change CTI_ to COI_.
7847 2005-08-19 James E Wilson <wilson@specifix.com>
7849 * builtins.c (expand_builtin_return_addr): Set
7850 current_function_accesses_prior_frames when count != 0. Use
7851 frame_pointer_rtx when count == 0.
7852 * function.h (struct function): Add accesses_prior_frames field.
7853 (current_function_accesses_prior_frames): Define.
7854 * reload1.c (init_elim_table): Check
7855 current_function_accesses_prior_frames.
7856 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7858 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7860 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7861 indicator. Return true if the flowgraph changed during
7864 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7867 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7868 conditional expression before testing its value.
7870 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7872 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7874 2005-08-19 Devang Patel <dpatel@apple.com>
7876 PR tree-optimization/23048
7877 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7878 third parameter. Check whether latch is dominated by exit
7880 (if_convertible_loop_p): Supply exit block itself to
7881 if_convertible_bb_p.
7883 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7886 * arm.md (arm_load_pic_register): Change argument to the mask of
7887 saved registers. Call thumb_find_work_register if we need a
7888 scratch register on Thumb.
7889 (arm_expand_prologue): Pass empty register set to
7890 arm_load_pic_register.
7891 (thumb_expand_prologue): Pass live_regs_mask directly to
7892 arm_load_pic_register.
7893 * arm-protos.h (arm_load_pic_register): Update prototype.
7895 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7897 * sh.c (find_sole_member): New function.
7898 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7899 if the record's alignment is larger than the size of its only member.
7901 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7904 * arm.c (thumb_legitimize_reload_address): New function.
7905 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7906 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7908 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7910 * config/crx/crx.c: Implement crx_decompose_address. Reject
7911 symbolic displacements since CRX register relative adressing
7912 mode can't handle unsigned 32-bit values as displacements.
7913 * config/crx/crx.h: Simplify definitions, remove redundant
7914 parenthesis and obsolete macros.
7915 * config/crx/crx.opt: Add new switch for debugging addresses.
7916 * config/crx/crx-protos.h: Add new declarations for above.
7918 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7921 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7924 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7926 * collect2.c (dup2): Delete.
7927 * configure.ac: Don't check for dup2.
7929 * config.in, configure: Regenerate.
7931 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7933 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7934 record with the type of its only member.
7936 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7938 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7939 define_insn_and_split.
7940 (plus_ltu<mode>_compare): Same.
7941 (gtu<mode>_compare): Same.
7942 (plus_gtu<mode>_compare): Same.
7944 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7946 PR tree-optimization/22228
7947 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7949 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7950 are recorded in vect_vnames_to_rename for renaming.
7951 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7952 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7953 in vect_vnames_to_rename.
7954 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7955 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7957 2005-08-18 Jan Hubicka <jh@suse.cz>
7960 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7961 info only for local statics, not for member variables.
7963 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7965 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7967 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7969 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7971 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7974 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7976 2005-08-17 James E Wilson <wilson@specifix.com>
7978 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7981 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7983 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7984 (leu<mode>_compare): Same.
7985 (plus_leu<mode>): Same.
7986 (neg_leu<mode>): Same.
7987 (and_neg_leu<mode): Same.
7988 (ltu<mode>_compare): Same.
7989 (plus_ltu<mode>): Same.
7991 (geu<mode>_compare): Same.
7992 (plus_geu<mode>): Same.
7993 (neg_geu<mode>): Same.
7994 (and_neg_geu<mode>): Same.
7995 (plus_gt<mode>): Same.
7996 (gtu<mode>_compare): Same.
7997 (plus_gtu<mode>): Same.
7999 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8001 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8002 Move call_table_data to end. Delete spurious .text.
8003 (callt_save_all_interrupt): Fix comment typo.
8005 2005-08-17 James E Wilson <wilson@specifix.com>
8006 Kevin Winchester <winchester@amirix.com>
8009 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8011 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8014 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8015 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8017 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8019 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8020 record with the type of its only member if the modes don't match.
8022 * varasm.c (decode_reg_name): Skip empty additional register names.
8024 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8026 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8027 lsm_tmp_name_length): New.
8028 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8029 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8031 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8032 Andreas Krebbel <krebbel1@de.ibm.com>
8034 * config.gcc: Added z9-109 switch.
8035 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8036 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8037 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8038 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8039 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8040 for "z9_109" cpu attribute.
8041 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8042 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8043 (s390_handle_arch_option): Added z9-109 switch.
8044 (override_options): Set respective cost function for z9-109.
8045 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8046 (legitimate_reload_constant_p): Accept extended immediates.
8047 (print_operand): Three new output modifiers added: k, m and o.
8048 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8049 (s390_output_mi_thunk): Use extended immediate when possible.
8050 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8051 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8052 (CONSTRAINT_LEN): Added length of O constraint.
8053 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8054 * config/s390/s390.md ("cpu"): New value z9_109 added.
8055 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8056 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8057 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8058 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8059 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8060 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8061 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8062 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8063 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8064 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8065 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8066 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8067 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8068 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8069 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8071 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8072 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8073 insns for TARGET_EXTIMM.
8075 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8077 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8079 2005-08-17 Nick Clifton <nickc@redhat.com>
8081 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8082 Call default_encode_section_info.
8084 2005-08-17 Steven Bosscher <stevenb@suse.de>
8086 PR tree-optimization/21574
8087 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8088 constant, return CONSTANT.
8089 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8090 (ccp_fold, visit_assignment): Likewise.
8091 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8093 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8095 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8096 fold_buildN instead of buildN then fold_initializer or fold.
8097 (build_unary_op): Likewise.
8098 (build_binary_op): Likewise.
8099 * fold-const.c (fold_initializer): Remove.
8100 (fold_build1_initializer): New function.
8101 (fold_build2_initializer): New function.
8102 (fold_build3_initializer): New function.
8103 * tree.h (fold_initializer): Remove.
8104 (fold_build1_initializer): New function.
8105 (fold_build2_initializer): New function.
8106 (fold_build3_initializer): New function.
8108 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8110 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8111 (try_move_mult_to_index): Call fold_build2 instead of build2.
8112 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8113 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8114 fold_binary_to_constant.
8115 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8117 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8118 check if A == gcd (A, B). Remove TYPE argument.
8119 (analyze_offset) Use fold_build2 instead of fold (build.
8120 (create_data_ref): Likewise.
8121 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8122 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8125 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8127 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8128 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8130 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8133 * gimplify.c (zero_sized_type): New function.
8134 (gimplify_modify_expr_rhs): If we have a zero sized type,
8135 replace the statement with an empty statement.
8137 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8139 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8142 2005-08-16 Ian Lance Taylor <ian@airs.com>
8144 * doc/tm.texi (Label Output): Correct typo.
8146 2005-08-16 Steven Bosscher <stevenb@suse.de>
8149 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8150 force_operand will work later on using have_insn_for.
8152 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8154 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8156 2005-08-16 Ian Lance Taylor <ian@airs.com>
8159 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8160 vector type, don't try to construct it element by element. Add an
8161 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8163 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8165 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8167 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8169 * doc/invoke.texi (Precompiled Headers): Document some more options
8170 which are known to be safe.
8172 2005-08-16 James E Wilson <wilson@specifix.com>
8174 PR tree-optimization/21105
8175 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8176 TREE_OVERFLOW check.
8178 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8180 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8181 (neg_ltu<mode>): Same.
8183 (neg_gtu<mode>): Same.
8185 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8187 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8188 (fold_builtin_isdigit): Use fold_buildN.
8189 (build_function_call_expr): Likewise.
8190 * c-typeck.c (c_finish_loop): Likewise.
8192 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8193 Richard Shann <rshann@superh.com>
8195 PR middle-end/20396:
8196 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8198 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8200 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8202 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8205 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8206 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8209 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8212 * fold-const.c (build_range_check): Disable optimization for function
8213 pointer expressions on targets that require function pointer
8216 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8218 * simplify-rtx.c (simplify_const_relational_operation): When
8219 extracting arguments of a COMPARE, recompute the mode as well.
8221 2005-08-15 Ian Lance Taylor <ian@airs.com>
8223 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8225 2005-08-15 DJ Delorie <dj@redhat.com>
8227 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8229 (movsi_splittable): Allow, but split, moves to the stack.
8230 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8233 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8235 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8236 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8237 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8239 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8240 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8241 Delete HOST_PTR_PRINTF.
8243 * configure, config.in: Regenerate.
8245 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8247 * config/rs6000/rs6000.md (QHSI): New mode macro.
8248 (wd): Extend mode attr for QImode and HImode
8249 (dbits): New mode attr.
8250 (zero_extend<mode>di2): Convert to mode macro.
8252 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8255 * doc/invoke.texi (-mgnu-ld): Update description.
8258 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8261 * Makefile.in (tree-chrec.o): Depends on real.h.
8262 * tree-chrec.c: Include real.h.
8263 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8264 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8265 * tree-scalar-evolution.c (add_to_evolution_1,
8266 interpret_rhs_modify_expr): Ditto.
8268 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8271 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8272 step is negative compute the estimation from init downwards to zero.
8274 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8276 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8278 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8280 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8282 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8283 Accept double-word constants that can be split.
8284 * config/s390/s390.md ("movti"): Use 'P' constraint.
8285 ("*movdi_31", "*movdf_31"): Likewise.
8287 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8289 Fix PR tree-optimization/22615
8291 * tree-ssa-structalias.c (solution_set_add): Handle
8292 first_vi_for_offset returning NULL.
8293 (do_da_constraint): Ditto.
8294 (do_sd_constraint): Ditto.
8295 (do_ds_constraint): Ditto
8296 (find_func_aliases): Ditto.
8297 (build_constraint_graph): RHS is allowed be ANYTHING.
8298 (first_vi_for_offset): Return NULL if we couldn't find anything at
8301 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8303 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8304 over memory as first operand.
8306 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8309 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8310 available for setting it.
8312 2005-08-14 Ira Rosen <irar@il.ibm.com>
8314 PR tree-optimization/23320
8315 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8316 data-refs' types instead of base object nullness. Add check for
8317 pointer type data-refs before first location comparison. Remove
8320 2005-08-14 Andreas Schwab <schwab@suse.de>
8322 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8324 2005-08-13 James E Wilson <wilson@specifix.com>
8326 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8327 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8328 -fstack-protector-all, --param ssp-buffer-size): Document.
8329 (-Wvariadic-macros): Alphabetize.
8330 (-fsched-stalled-insns-dep): Add missing 'f'.
8332 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8335 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8337 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8338 or indirect address operand.
8339 (EXTRA_ADDRESS_CONSTRAINT): New.
8340 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8342 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8344 PR tree-optimization/22236
8345 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8346 successors and predecessors.
8347 * tree-chrec.c (chrec_convert): Before converting, check that
8348 sequences don't wrap.
8349 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8350 (analyze_array): Extern.
8351 (find_data_references_in_loop): Remove call to
8352 compute_estimated_nb_iterations.
8353 * tree-data-ref.h (analyze_array): Declared.
8354 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8355 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8356 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8357 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8359 * tree-ssa-loop-ivcanon.c: Fix documentation.
8360 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8361 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8362 (infer_loop_bounds_from_undefined): New.
8363 (estimate_numbers_of_iterations_loop): Use
8364 infer_loop_bounds_from_undefined.
8365 (used_in_pointer_arithmetic_p): New.
8366 (scev_probably_wraps_p): Pass an extra parameter. Call
8367 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8368 (convert_step): Fix documentation.
8369 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8370 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8371 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8372 scev_probably_wraps_p.
8374 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8376 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8377 (s390_register_info): Ignore clobbered_regs information for fixed
8378 registers, and only fixed registers.
8379 (s390_init_frame_layout): Remove redundant call.
8381 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8383 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8384 description of -Wold-style-casts.
8386 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8387 Jakub Jelinek <jakub@redhat.com>
8389 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8390 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8391 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8392 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8393 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8394 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8395 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8396 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8397 ("stack_protect_set", "stack_protect_test"): New expanders.
8398 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8399 "stack_protect_testdi"): New insn definitions.
8401 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8403 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8405 2005-08-12 Paul Brook <paul@codesourcery.com>
8407 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8409 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8411 * config/s390/predicates.md (setmem_operand): New predicate.
8412 (shift_count_operand): Accept ANDs with special constants as
8414 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8415 with special constants.
8416 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8417 shift_count_operand with setmem_operand.
8419 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8421 * config/s390/s390.c (s390_extract_part, s390_single_part):
8423 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8424 (s390_output_mi_thunk): Don't use lg on 31 bit.
8425 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8426 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8428 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8430 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8431 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8432 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8433 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8434 with one of the new macros.
8436 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8438 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8439 Don't set save_return_addr_p.
8440 (s390_register_info): Make clobbered_regs not depending on
8443 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8445 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8446 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8448 2005-08-11 James E. Wilson <wilson@specifix.com>
8450 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8452 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8454 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8455 locations gathered by var-tracking in single entry loc_list
8456 over loc_descriptor_from_tree.
8458 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8459 pass it down to loc_descriptor.
8460 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8461 (containing_function_has_frame_base): Move earlier in the file.
8462 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8463 instead of always assuming fbreg can't be used.
8465 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8467 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8468 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8469 Accept address wrapped in AND for Altivec.
8470 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8471 Strip AND wrapping offset address for Altivec.
8473 2005-08-11 Richard Henderson <rth@redhat.com>
8476 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8477 before using TYPE_IS_SIZETYPE.
8479 2005-08-11 Richard Henderson <rth@redhat.com>
8482 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8483 insn types not present on ev4.
8484 (alphaev5_insn_pipe): Similarly.
8486 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8489 * arm.c (arm_override_options): If the user has selected callee-super-
8490 interworking, then enable normal interworking.
8492 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8494 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8497 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8499 * doc/rtl.texi: Fix two typos.
8501 2005-08-11 Richard Guenther <rguenther@suse.de>
8504 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8505 cases where we call to/from functions returning void.
8507 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8510 * tree.c (build_pointer_type_for_mode): Robustify.
8512 2005-08-10 James E Wilson <wilson@specifix.com>
8514 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8515 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8517 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8520 2005-08-10 Eric Christopher <echristo@apple.com>
8522 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8523 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8526 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8529 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8530 for the high part when generating dynamic-no-pic code.
8532 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8534 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8535 (x86_64-*-linux*): Likewise.
8537 * config/i386/crtfastmath.c: New file.
8538 * config/i386/t-crtfm: Likewise.
8540 * config/i386/linux.h (ENDFILE_SPEC): New.
8541 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8543 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8546 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8548 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8549 (vec_shl, vec_shr): Document new operations.
8550 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8552 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8554 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8555 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8556 change predicate to indexed_or_indirect_address.
8558 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8560 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8561 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8562 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8563 and __aeabi_uwrite8.
8564 * config/arm/unaligned-funcs.c: New file.
8565 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8567 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8569 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8571 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8572 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8574 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8575 * final.c (pass_shorten_branches): Add dump.
8576 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8577 (pass_life): Rename dump.
8578 (rest_of_handle_flow2): Remove initial verify_flow_info.
8579 * function.c (pass_instantiate_virtual_regs): Add dump.
8580 * integrate.c (pass_initial_value_sets): Add dump.
8581 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8582 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8583 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8584 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8585 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8586 gate_rtl_unrool_and_peel_loops): New.
8587 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8588 rtl_doloop): Do not look at flags.
8589 * mode-switching.c (pass_mode_switching): Add dump.
8590 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8591 pass_split_before_regstack): Add dump.
8592 * regmove.c (pass_stack_adjustments): Add dump.
8593 * tree-optimize.c (pass_fixup_cfg): Add dump.
8595 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8598 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8599 deciding which instruction sequence to use.
8601 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8603 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8604 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8606 2005-08-09 Richard Guenther <rguenther@suse.de>
8608 * c-common.c (builtin_function_2): Remove.
8609 (def_builtin_1): New function.
8610 (c_common_nodes_and_builtins): Use def_builtin_1 to
8611 build builtin functions.
8613 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8615 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8616 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8617 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8620 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8622 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8623 fold_binary instead of fold_build2 since we don't care about the
8625 (loop_niter_by_eval): Likewise.
8626 (compare_trees): Likewise.
8627 (proved_non_wrapping_p): Likewise.
8629 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8633 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8634 if the if is really empty.
8636 2005-08-09 Steven Bosscher <stevenb@suse.de>
8638 PR tree-optimization/23234
8639 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8640 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8641 argument of the new enum.
8642 (execute_cse_reciprocals): Add reciprocals for function arguments
8643 on the unique successor edge of the entry block. Update other calls
8644 to execute_cse_reciprocals_1.
8646 2005-08-08 Richard Henderson <rth@redhat.com>
8649 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8651 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8653 * expr.c (write_complex_part): Return after handling MEM.
8655 2005-08-08 Josh Conner <jconner@apple.com>
8657 PR rtl-optimization/23241
8658 * combine.c (simplify_comparison): Fix error in determining
8659 whether to lift a subreg from comparison.
8661 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8664 * config/rs6000/altivec.md (vec_init<mode>): New.
8665 (vec_set<mode>): New.
8666 (vec_extract<mode>): New.
8667 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8668 (rs6000_expand_vector_set): New.
8669 (rs6000_expand_vector_extract): New.
8670 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8671 for Altivec modes before reload.
8672 (altivec_expand_vec_init_builtin): New.
8673 (get_element_number): New.
8674 (altivec_expand_vec_set_builtin): New.
8675 (altivec_expand_vec_ext_builtin): New.
8676 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8678 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8680 * config/rs6000/rs6000.h (rs6000_builtins): Add
8681 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8682 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8683 * config/rs6000/rs6000-protos.h: Declare new functions.
8685 2005-08-08 Jan Hubicka <jh@suse.cz>
8687 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8688 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8689 * i386.md (movdi*): Use pic_32bit_operand.
8690 * predicates.md (pic_32bit_operand): New.
8692 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8695 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8697 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8699 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8700 (test_for_singularity): Use fold_build2.
8702 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8704 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8706 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8708 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8709 (COMMON_ASM_OP) Define.
8710 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8711 (ix86_encode_section_info): Likewise.
8712 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8713 SUBTARGET_ENCODE_SECTION_INFO.
8715 2005-08-06 Richard Henderson <rth@redhat.com>
8718 * tree-nested.c (convert_local_reference): Save and restore val_only
8719 around component_ref and friends. Clear walk_subtrees by default.
8721 2005-08-06 Peter O'Gorman <peter@pogma.com>
8724 * gcc.c (process_command): Check the argument to -b has a dash.
8725 * doc/invoke.texi: Update -b and -V docs.
8727 2005-08-06 James E Wilson <wilson@specifix.com>
8729 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8731 2005-08-06 Michael Matz <matz@suse.de>
8733 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8734 member only if only one insn is associated with the value.
8736 2005-08-06 Nick Clifton <nickc@redhat.com>
8738 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8740 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8741 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8742 Check symbol flags instead of symbol name mangling.
8743 (xstormy16_asm_output_aligned_common): Likewise. Also
8744 simplify code since the bss100_section cass is the only case
8745 where the below100 code will be triggered.
8746 (xstormy16_encode_section_info): Encode below100 attribute
8747 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8749 (xstormy16_strip_name_encoding): Delete - this function is no
8751 (TARGET_STRIP_NAME_ENCODING): Undefine.
8752 * config/stormy16/stormy16-protos.h: Delete prototype for
8753 xstormy16_strip_name_encoding.
8755 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8757 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8758 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8759 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8760 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8761 config/alpha/predicates.md, config/arc/arc.h,
8762 config/arm/arm.h, config/arm/ieee754-df.S,
8763 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8764 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8765 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8766 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8767 config/m68hc11/m68hc11.h, config/mips/mips.c,
8768 config/mips/mips.h, config/mips/openbsd.h,
8769 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8770 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8771 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8772 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8773 config/sparc/linux.h, config/sparc/linux64.h,
8774 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8775 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8776 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8777 typos. Follow spelling conventions.
8779 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8782 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8783 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8784 specially. Check for side effects only for COND_EXPR.
8785 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8786 return with TREE_NO_WARNING.
8788 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8790 PR rtl-optimization/23233
8791 * loop.c (combine_movables): Require the modes to be the same.
8792 (move_movables): Remove handling of cases where the replacement
8793 had a different mode to the original.
8795 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8797 PR tree-optimization/23128
8798 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8799 subtraction wrap, and set TREE_OVERFLOW if they do.
8801 2005-08-05 Richard Henderson <rth@redhat.com>
8804 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8805 FORCED_LABEL labels.
8807 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8810 * reload.c (find_reloads_subreg_address): Pass down TYPE
8811 unchanged. Change all callers except find_reloads_toplev.
8813 2005-08-05 Michael Matz <matz@suse.de>
8815 * genattrtab.c (current_alternative_string): Remove.
8816 (SIMPLIFY_ALTERNATIVE): Ditto.
8817 (attr_alt_bit_p): Ditto.
8818 (alternative_name): Make const char *.
8819 (evaluate_eq_attr): Remove use of above things.
8820 (simplify_test_exp): Ditto.
8821 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8822 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8824 2005-08-04 James E Wilson <wilson@specifix.com>
8826 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8827 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8828 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8829 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8830 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8832 2005-08-04 Richard Henderson <rth@redhat.com>
8835 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8836 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8837 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8838 if we'd have to instantiate too many members.
8840 2005-08-04 Richard Henderson <rth@redhat.com>
8843 * tree-outof-ssa.c (coalesce_asm_operands): New.
8844 (coalesce_ssa_name): Use it. Split out ...
8845 (coalesce_phi_operands, coalesce_result_decls): ... these.
8847 2005-08-04 Paul Brook <paul@codesourcery.com>
8849 * read-rtl.c (read_quoted_string): Break if EOF.
8851 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8853 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8854 (fold_build2): Likewise.
8855 (fold_build3): Likewise.
8856 (fold_build1_stat): New function prototype.
8857 (fold_build2_stat): Likewise.
8858 (fold_build3_stat): Likewise.
8859 * fold-const.c (fold_build1): Rename to ..
8860 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8861 through to build1_stat.
8862 (fold_build2): Rename to ..
8863 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8864 through to build2_stat.
8865 (fold_build3): Rename to ..
8866 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8867 through to build3_stat.
8869 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8870 Ian Lance Taylor <ian@airs.com>
8872 * function.c (assign_stack_local_1): Do not correct stack slot
8873 address if allocation size is smaller than mode size.
8875 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8878 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8879 (tree_merge_blocks): Propagate anything allowed by
8881 Clarify documentation.
8882 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8883 SSA form, schedule an update if necessary.
8885 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8887 * doc/install.texi (Binaries): Remove broken link to
8888 Sinix/Reliant Unix binaries.
8890 2005-08-03 Richard Henderson <rth@redhat.com>
8893 * function.c (stack_protect_epilogue): Export.
8894 * tree.h (stack_protect_epilogue): Declare.
8895 * calls.c (expand_call): Call it.
8897 2005-08-03 Eric Christopher <echristo@apple.com>
8899 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8900 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8903 2005-08-04 Jan Hubicka <jh@suse.cz>
8905 * profile.c (branch_prob): Split edges with goto locus on them
8906 to get proper line counts.
8907 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8909 2005-08-03 Paul Brook <paul@codesourcery.com>
8911 * function.c (assign_parms): Round current_function_args_size
8912 to PARM_BOUNDARY, not STACK_BOUNDARY.
8914 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8916 * config/i386/i386.c (x86_elf_aligned_common)
8917 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8919 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8921 PR tree-optimization/23157
8922 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8923 before emitting them.
8925 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8927 PR tree-optimization/19899
8928 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8929 * tree-scalar-evolution.c: Include real.h.
8930 (add_to_evolution): Build constant -1 of correct type.
8932 2005-08-03 Jan Hubicka <jh@suse.cz>
8934 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8935 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8936 profile updating for complette unrolling.
8937 * loop-unroll.c (peel_loop_completely): Use it.
8938 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8939 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8942 2005-08-03 Paul Brook <paul@codesourcery.com>
8944 * combine.c (can_change_dest_mode): New function.
8945 (try_combine, simplify_set): Use it.
8947 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8949 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8952 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8954 * doc/install.texi (Specific): Adjust link to openavr.org.
8955 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8956 (Binaries): Adjust HP-UX Porting Center link.
8957 (Binaries): Adjust Free Software Foundation ordering link.
8959 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8961 * convert.c (convert_to_integer): Use fold_build1 instead of
8962 build1 when converting an integer to an integer.
8964 2005-08-02 Richard Henderson <rth@redhat.com>
8966 * combine.c (combine_instructions): Don't use reg_equal/equiv
8967 results if the mode doesn't match.
8969 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8971 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8972 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8974 2005-08-02 Richard Henderson <rth@redhat.com>
8977 * explow.c (memory_address): Remove special-case for
8978 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8980 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8983 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8984 number of calls to cleanup_tree_cfg_1.
8986 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8988 * doc/invoke.texi: document file extensions .F90 and .F95
8990 2005-08-02 Richard Guenther <rguenther@suse.de>
8992 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8993 positive if its first argument is positive.
8995 2005-08-02 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/23177
8998 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9001 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9003 PR tree-optimization/23129
9004 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9005 varying for divisions with anti-ranges.
9007 2005-08-02 Jan Hubicka <jh@suse.cz>
9009 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9010 * tree-ssa-threadupdate.c (thread_block): Add it here.
9012 2005-08-01 James E Wilson <wilson@specifix.com>
9014 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9015 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9016 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9018 * config/mips/predicates.md (const_call_insn_operand): Add check for
9019 SYMBOL_REF_LONG_CALL_P.
9020 * doc/extend.texi (long_call): Document the new attribute.
9022 2005-08-01 Ian Lance Taylor <ian@airs.com>
9023 Richard Henderson <rth@redhat.com>
9025 * Makefile.in (RTL_BASE_H): Add real.h.
9026 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9028 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9030 * rtl.c (rtl_check_failed_code_mode): New.
9031 * rtl.h (struct rtx_def): Add u.rv.
9032 (XCMWINT, XCNMPRV): New.
9033 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9034 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9036 2005-08-01 Richard Henderson <rth@redhat.com>
9038 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9039 with auto-inc codes.
9041 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9043 2005-08-01 Jan Hubicka <jh@suse.cz>
9045 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9046 * i386.c: Include dwarf2.h
9047 (asm_preferred_eh_data_format): New.
9048 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9050 2005-08-01 Ian Lance Taylor <ian@airs.com>
9052 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9053 randomize_va_space for virtual address randomization control.
9055 2005-08-01 Steven Bosscher <stevenb@suse.de>
9057 * common.opt (flag_ipa_cp): Put in right place to maintain
9060 2005-08-01 Jan Hubicka <jh@suse.cz>
9062 * profile.c (compute_value_histograms): Fix thinko.
9063 * value-prof.c: Include toplev.h
9064 (check_counter): New function.
9065 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9066 tree_mod_subtract_transform): Add sanity check.
9068 2005-08-01 Richard Guenther <rguenther@suse.de>
9070 PR tree-optimization/23133
9071 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9072 current functions parameter decls to find defs to cse
9075 2005-08-01 Richard Guenther <rguenther@suse.de>
9077 PR tree-optimization/23109
9078 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9079 If trapping math is in effect, use post-dominator information
9080 to check if we'd in any case reach a trapping point before
9081 doing the reciprocal insertion.
9082 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9083 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9084 expressions are invariant only if trapping math is not in effect.
9086 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9088 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9089 cgraph_function_versioning): New declarations.
9090 * cgraphunit.c: Add include to ipa-prop.h.
9091 (update_call_expr, cgraph_copy_node_for_versioning,
9092 cgraph_function_versioning): New functions.
9093 * integrate.c (copy_decl_for_inlining): Remove.
9094 * ipa-prop.h (ipa_replace_map): New struct.
9095 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9096 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9097 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9098 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9099 ipcp_iterate_stage, ipcp_method_scale_print,
9100 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9101 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9102 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9103 ipcp_update_bb_counts, ipcp_update_profiling,
9104 ipcp_update_edges_counts): New functions.
9105 (ipcp_method_cval_init): Remove restriction regarding local methods.
9106 (ipcp_init_stage): Add ipcp_method_compute_scale.
9107 (ipcp_insert_stage): Add versioning.
9108 (ipcp_structures_print): Add ipcp_method_scale_print.
9109 (ipcp_driver): Dump profiling info.
9110 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9111 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9112 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9113 (struct inline_data): Add versioning_p, ipa_info, new fields.
9114 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9115 declare_return_variable): Replace calls to copy_decl_for_inlining with
9117 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9119 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9120 Add argument VERSIONING.
9121 (copy_arguments_for_versioning, copy_static_chain,
9122 function_versionable_p, tree_versionable_function_p,
9123 tree_function_versioning, replace_ref_tree): New functions.
9124 * tree-inline.h: Include varray.h.
9125 (tree_versionable_function_p, tree_function_versioning,
9126 tree copy_decl_for_dup): New declarations.
9128 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9130 * ipa-cp.c: New file. Contains IPCP specific functionality.
9131 * ipa-prop.h: New file. Contains structures/definitions that can be
9132 used by several interprocedural data flow optimizations (and also IPCP).
9133 * ipa-prop.c: New file.
9134 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9135 * common.opt: Add ipa-cp flag.
9136 * timevar.def: Add IPCP optimization.
9137 * tree-optimize.c (init_tree_optimization_passes): Schedule
9139 * tree-pass.h (pass_ipa_cp): Declare.
9141 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9143 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9144 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9145 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9146 config/i386/i386.c, config/mips/mips.h,
9147 config/rs6000/rs6000.h, config/sh/sh.c,
9148 config/stormy16/stormy16.c: Fix comment typos.
9150 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9153 * c-typeck.c (build_binary_op): Use common_type wrapper on
9155 (common_type): Update comment.
9157 2005-07-31 Steven Bosscher <stevenb@suse.de>
9160 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9161 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9162 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9164 2005-07-31 Jan Hubicka <jh@suse.cz>
9166 * pretty-print.h (pp_widest_integer): New macro.
9167 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9170 2005-07-31 Jan Hubicka <jh@suse.cz>
9172 * output.h (enum section_category): Export from varasm.c
9173 (categorize_decl_for_section): Likewise.
9174 * varasm.c (enum section_category): Kill.
9175 (categorize_decl_for_section): Make global.
9176 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9178 * i386.c (ix86_section_threshold): New static variable.
9179 (ix86_in_large_data_p, ix86_encode_section_info,
9180 x86_64_elf_unique_section,
9181 x86_64_elf_select_section): New functions.
9182 (TARGET_ENCODE_SECTION_INFO): Define
9183 (override_options): Enable medium model for PIC.
9184 (ix86_expand_prologue): Expand gen_set_got_rex64.
9185 (legitimate_constant_p): Handle new UNSPECs.
9186 (legitimate_pic_address_disp_p): Likewise.
9187 (legitimize_pic_address): Lower MEDIUM model addressing.
9188 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9189 (enum cmodel): Add MEDIUM_PIC.
9190 (SYMBOL_REF_FAR_ADDR_P): New macro.
9191 (SYMBOL_FLAG_FAR_ADDR): New flag.
9192 * i386.md (movdi): Support medium model.
9193 (set_got_rex64): New pattern.
9194 * i386.opt (mlarge-data-threshold): New flag.
9195 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9196 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9197 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9198 TARGET_ASM_UNIQUE_SECTION): New.
9200 * invoke.texi (-mlarge_data_threshold): Document
9202 2005-07-31 Jan Hubicka <jh@suse.cz>
9204 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9205 (coalesce_vars): Likewise.
9206 * tree-ssa-live.c (coalesce_cost): New.
9207 (build_tree_conflict_graph): Use coalesce_cost.
9208 * tree-ssa-live.h (coalesce_cost): Declare.
9210 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9212 * arm.md (all peepholes for post-increment operations): Delete.
9213 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9214 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9215 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9216 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9217 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9219 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9221 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9224 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9227 * doc/invoke.texi: Document -rdynamic.
9229 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9232 * c-parser.c (c_parser_parms_list_declarator): Call
9233 mark_forward_parm_decls.
9234 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9235 decls with visibility structure.
9237 2005-07-30 Paul Brook <paul@codesourcery.com>
9239 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9241 2005-07-30 Paul Brook <paul@codesourcery.com>
9243 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9245 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9247 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9249 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9252 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9253 nested function declarators.
9254 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9255 (grokparms): Call warn_if_shadowing for parameters used within the
9257 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9258 not used within the parameter list.
9259 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9261 2005-07-30 Jan Hubicka <jh@suse.cz>
9263 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9264 * i386.c (ix86_fixup_binary_operands): Likewise.
9265 (ix86_expand_unary_operator): Likewise.
9266 (ix86_expand_fp_absneg_operator): Likewise.
9267 * optabs.c (expand_vec_cond_expr): Validate dest.
9269 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9272 * real.c (real_from_string): Also set last bit if there is a
9273 nonzero hex digit beyond GCC's internal precision after ".".
9275 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9277 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9278 define_constants. Change duplicate values to unassigned numbers.
9279 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9280 (*altivec_vspltsf): New.
9281 (altivec_vperm_v4sf): Delete.
9282 (altivec_vperm_<mode>): Use mode macro V.
9283 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9284 (altivec_predicate_v4sf): Delete.
9285 (altivec_predicate_<mode>): Use mode macro V.
9286 (*altivec_lvesfx): New.
9287 (*altivec_stvesfx): New.
9288 (vec_realign_load_v4sf): Delete.
9289 (vec_realign_load_<mode>): Use mode macro V.
9290 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9293 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9296 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9298 * configure: Regenerated.
9300 2005-07-29 Paul Brook <paul@codesourcery.com>
9302 * doc/install.texi: Add link to GFortran binaries wiki page.
9304 2005-07-29 David Ung <davidu@mips.com>
9306 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9307 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9308 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9309 * config/mips/mips.md (cpu): Add 5kf name.
9310 (includes): Includes 5k.md.
9311 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9312 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9315 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9318 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9319 (cleanup_tree_cfg): ... here.
9320 Call cleanup_tree_cfg_1 until there are no more cleanups to
9323 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9325 * tree-vrp.c (compare_range_with_value): Return true or false
9326 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9327 EQ_EXPR respectively.
9329 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9331 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9334 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9336 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9337 (tree_ssa_dominator_optimize): Increment it.
9338 (dump_dominator_optimization_stats): Print it.
9340 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9341 Steven Bosscher <stevenb@suse.de>
9343 PR rtl-optimization/23117
9344 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9345 when head == tail. Tidy comment.
9347 2005-07-28 Richard Henderson <rth@redhat.com>
9349 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9350 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9351 * jump.c (rtx_renumbered_equal_p): Likewise.
9352 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9353 CONST_INT and CONST_DOUBLE.
9354 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9355 * reload.c (operands_match_p): Special case CONST_INT and
9356 CONST_DOUBLE; check mode earlier.
9358 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9361 * c-typeck.c (convert_for_assignment): Do not check
9362 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9364 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9367 * c-typeck.c (composite_type): Prefer constant size arrays to
9370 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9373 * real.c (real_from_string): Set last bit if there is a nonzero
9374 hex digit beyond GCC's internal precision.
9376 2005-07-28 Richard Henderson <rth@redhat.com>
9379 * cfgcleanup.c (try_forward_edges): Watch out for end of
9382 2005-07-28 James E Wilson <wilson@specifixinc.com>
9385 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9387 2005-07-28 Jan Hubicka <jh@suse.cz>
9389 * Makefile.in (rtl-profile.o): Kill all traces of it.
9390 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9391 * coverage.h (rtl_coverage_counter_ref): Kill.
9392 * opts.c (flag_speculative_prefetching_set): Kill.
9393 (flag_loop_optimize_set): New.
9394 (common_handle_option): Disable loop optimizer when profiling;
9395 do not handle speculative prefetching.
9396 * passes.c (init_optimization_passes): Replace pass_profiling combo
9397 by branch_prob pass.
9398 * profile.c (compute_value_histograms): Update for simplified value
9400 (rtl_register_profile_hooks): Kill.
9401 (pass_profiling): Kill.
9402 (rest_of_handle_branch_prob): Do not profile.
9403 * toplev.c (process_options): Remove speculative prefetching.
9404 * toplev.h (flag_tree_based_profiling): Kill.
9405 * tree-profile.c (prepare_instrumented_value,
9406 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9407 tree_gen_one_value_profiler, do_tree_profiling): Update for
9408 simplified datastructures.
9409 * value-prof.c: Add comment that speculative prefetching was dropped;
9410 update rest of file for simplified datastructures.
9411 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9412 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9413 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9414 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9415 rtl_mod_subtract, gen_speculative_prefetch,
9416 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9417 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9418 (gate_handle_value_profile_transformations,
9419 rest_of_handle_value_profile_transformations,
9420 pass_value_profile_transformations): Kill.
9421 * value-prof.h (histogram_value_t): Remove IL based unions.
9422 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9423 rtl_profile_hooks): Remove hooks.
9425 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9427 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9428 (cgraph_clone_node): Likewise.
9429 * cgraph.h (cgraph_clone_edge): Update prototype.
9430 (cgraph_clone_node): Likewise.
9431 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9433 (lookup_recursive_calls): Consider profile.
9434 (cgraph_decide_recursive_inlining): Fix updating; use new
9435 probability argument; use profile.
9436 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9437 * tree-inline.c (copy_bb): Update clal of clone_edge.
9438 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9440 * invoke.texi (min-inline-recursive-probability): Document.
9442 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9444 * doc/install.texi (Configuration): Update Valgrind homepage.
9446 2005-07-28 Richard Henderson <rth@redhat.com>
9449 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9450 labels we want to delete.
9451 (cfg_layout_merge_blocks): Likewise.
9453 2005-07-28 Richard Henderson <rth@redhat.com>
9456 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9457 when expanding to nothing.
9459 2005-07-28 Josh Conner <jconner@apple.com>
9461 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9462 (cgraph_decide_inlining_of_small_functions): Likewise.
9464 2005-07-28 Josh Conner <jconner@apple.com>
9466 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9467 direction of badness if negative.
9468 (cgraph_default_inline_p): Add reason to parameters, and assign it
9470 (cgraph_decide_inlining_of_small_functions): New parameter in call
9471 to cgraph_default_inline_p.
9472 (cgraph_decide_inlining_incrementally): Likewise.
9473 * cgraphunit.c (decide_is_function_needed): Likewise.
9474 * cgraph.h (cgraph_default_inline_p): Likewise.
9476 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9478 * builtins.c: Fix comment typo(s).
9479 * genautomata.c: Likewise.
9480 * gimplify.c: Likewise.
9481 * tree-dfa.c: Likewise.
9482 * tree-flow-inline.h: Likewise.
9483 * tree-into-ssa.c: Likewise.
9484 * tree-ssa-alias.c: Likewise.
9485 * tree-ssa-ccp.c: Likewise.
9486 * tree-ssa-copy.c: Likewise.
9487 * tree-ssa-dce.c: Likewise.
9488 * tree-ssa-dom.c: Likewise.
9489 * tree-ssa-operands.c: Likewise.
9490 * tree-tailcall.c: Likewise.
9491 * tree-vectorizer.c: Likewise.
9492 * tree-vrp.c: Likewise.
9495 2005-07-28 Jeff Law <law@redhat.com>
9497 * tree-vrp.c (test_for_singularity): Extracted from ...
9498 (simplify_cond_using_ranges): Attempt to simplify a relational
9499 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9501 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9503 PR tree-optimization/22506
9504 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9505 phis whose argument is constant.
9507 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9509 PR rtl-optimization/18992
9510 Back out this patch:
9511 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9512 PR optimization/12142
9513 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9514 uses of the register in the SET_SRC. Remove unnecessary argument.
9516 Replace it with this:
9517 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9518 if flag_non_call_exceptions is set and the insn may trap, pass
9519 pc_rtx as dest for recursion.
9520 In SET_SRC part of SET case, if dest is already set, pass it down
9523 2005-07-28 Jan Hubicka <jh@suse.cz>
9525 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9526 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9527 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9529 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9530 profile when available.
9532 2005-07-28 Jan Beulich <jbeulich@novell.com>
9534 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9535 (ia64_print_operand): Describe and handle 'X'.
9536 (ia64_register_move_cost): Also handle FP_REGS.
9537 (ia64_preferred_reload_class): Likewise.
9538 (ia64_secondary_reload_class): Likewise.
9539 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9540 it. Also check for ITANIUM_CLASS_FLDP.
9541 * config/ia64/ia64.h (FP_REGNO_P): New.
9542 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9543 (reg_class): Add FP_REGS.
9544 (REG_CLASS_NAMES): Adjust for it.
9545 (REG_CLASS_CONTENTS): Likewise.
9546 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9547 (REG_CLASS_FROM_LETTER): Handle 'x'.
9548 (CLASS_MAX_NREGS): Handle FP_REGS.
9549 (MEMORY_MOVE_COST): Likewise.
9550 * config/ia64/ia64.md (itanium_class): Add fldp.
9551 (type): Handle fldp.
9552 (movti_internal): More allowable operand combinations. Use ldfp8 when
9553 splitting unnecessary. Remove predicable attribute. Adjust
9554 itanium_class attribute.
9555 (smuldi3_highpart): Remove outdated comment.
9556 (mulditi3, umulditi3, rotlti3): New expanders.
9557 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9558 (absti2): Disabled new insn for future reference.
9559 Respective new splitters.
9560 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9561 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9562 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9564 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9566 PR rtl-optimization/23047
9567 * simplify-rtx.c (simplify_const_relational_operation): Respect
9568 flag_wrapv for comparisons with ABS.
9570 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9572 PR tree-optimization/22493
9573 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9574 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9576 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9578 * config/frv/frv.opt (moptimize-membar): New.
9580 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9582 * config/frv/frv.h: Remove machine_function definition.
9584 * config/frv/frv.c (struct frv_io): New.
9585 (struct machine_function): Moved from frv.h. Add has_membar_p.
9586 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9587 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9588 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9589 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9590 (frv_reorg): Call frv_optimize_membar when appropriate.
9591 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9592 (frv_expand_builtin): Adjust calls accordingly.
9593 (frv_io_address_cookie): New function.
9594 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9595 load or store rather than a special insn. Add ccnstant address and
9596 io-type operands to the membar.
9597 (frv_ifcvt_modify_tests): Unsign regno.
9598 (frv_ifcvt_modify_tests): Same.
9600 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9601 UNSPEC_OPTIONAL_MEMBAR constant.
9602 (builtin_read_<mode>): Delete.
9603 (builtin_write_<mode>): Delete.
9604 ("optional_membar_<mode>"): Add operand.
9606 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9607 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9608 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9609 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9610 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9611 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9612 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9613 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9614 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9616 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9618 * df.c (df_uses_record): Handle SCRATCH.
9620 2005-07-28 Steven Bosscher <stevenb@suse.de>
9623 * passes.c (rest_of_decl_compilation): If decl is a type and
9624 we have encountered errors, don't emit debug information.
9626 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9628 * params.def: Fixed comment.
9630 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9633 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9634 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9635 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9637 2005-07-27 Steven Bosscher <stevenb@suse.de>
9640 * varasm.c (assemble_start_function): Don't do anything that may
9641 require a CFG if the current function is a thunk.
9643 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9645 * doc/install.texi (Prerequisites): Mention that perl is needed
9646 to do export control in libstdc++ targetting Darwin.
9648 2005-07-27 Steven Bosscher <stevenb@suse.de>
9650 PR rtl-optimization/17808
9651 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9652 (sched_insns_conditions_mutex_p): Split out from...
9653 (add_dependence): ...here. But don't call it from here.
9654 (add_dependence_list): Check sched_insns_conditions_mutex_p
9655 before calling add_dependence.
9656 (add_dependence_list_and_free): Likewise.
9657 (fixup_sched_groups): Likewise.
9658 (sched_analyze_1): Likewise.
9659 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9660 (sched_analyze): Likewise.
9661 (sched_analyze_insn): Likewise.
9662 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9663 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9664 dependencies on all COND_EXEC insns to jumps ending basic blocks
9665 when doing intrablock scheduling.
9666 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9668 2005-07-27 Jeff Law <law@redhat.com>
9670 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9671 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9672 equivalency sets, correctly handle the case were vr0 has an
9673 equivalency set, but vr1 does not.
9675 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9677 PR tree-optimization/23073
9678 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9679 vect_print_dump_info before fprintf.
9681 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9683 PR tree-optimize/22348
9684 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9685 Fold the partial computation.
9687 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9689 PR tree-optimization/22325
9690 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9692 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9694 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9695 (force_var_cost): ... this function.
9696 (compute_phi_arg_on_exit): Export.
9698 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9700 PR tree-optimization/20773
9701 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9704 2005-07-27 Richard Guenther <rguenther@suse.de>
9706 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9707 Avoid pushing again if current struct contains only
9708 fields we decomposed.
9710 2005-07-27 Jan Hubicka <jh@suse.cz>
9712 PR tree-optimization/22574
9713 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9716 * tree-tailcall.c (decrease_profile): New function.
9717 (eliminate_tail_call): Use it.
9719 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9720 visibility flags correctly in whole program mode.
9722 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9724 PR rtl-optimization/22472
9725 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9727 2005-07-26 Steven Bosscher <stevenb@suse.de>
9729 PR tree-optimization/22504
9730 * tree-complex.c (expand_complex_addition): Use 'code' instead
9731 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9733 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9735 * config.gcc (cpu_type): Add frv case.
9736 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9737 (supported_defaults): Add fr550 case.
9739 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9742 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9743 whether a pointer of type T * may point to objects of type T *.
9745 2005-07-26 DJ Delorie <dj@redhat.com>
9747 * configure: Regenerate.
9749 2005-07-26 Dale Johannesen <dalej@apple.com>
9751 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9753 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9755 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9756 Clarify use of "build" in name.
9758 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9760 * doc/extend.texi (Raw read/write Functions): New section.
9761 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9762 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9763 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9764 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9765 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9766 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9767 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9768 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9769 * config/frv/frv.c: Add bdesc_loads global.
9770 Add bdesc_stores global.
9771 (frv_init_builtins): Add support for __builtin_{read/write}*.
9772 (frv_volatile_memref): New.
9773 (frv_expand_load_builtin): New.
9774 (frv_expand_store_builtin): New.
9775 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9776 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9777 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9778 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9779 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9780 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9781 (builtin_read_<mode>): New.
9782 (builtin_write_<mode>): New.
9783 (builtin_write64): New.
9784 (optional_membar_<mode>): New.
9786 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9788 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9789 (rather than units) against HOST_BITS_PER_WIDE_INT.
9791 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9793 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9794 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9795 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9796 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9799 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9800 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9801 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9803 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9805 2005-07-26 Richard Guenther <rguenther@suse.de>
9807 PR tree-optimization/22486
9808 * fold-const.c (fold_unary): Fold away useless component
9809 references of the form (T *)&T.x, if the address
9812 2005-07-25 James E Wilson <wilson@specifixinc.com>
9814 * dwarf2out.c (add_call_src_coords_attributes): New.
9815 (gen_inlined_subroutine_die): Call it.
9816 (maybe_emit_file, init_file_table): Add comments.
9817 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9819 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9820 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9821 * tree.h (BLOCK_SOURCE_LOCATION): New.
9822 (struct tree_block): New field locus.
9824 2005-07-26 Andreas Schwab <schwab@suse.de>
9826 PR rtl-optimization/23043
9827 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9828 when allocating a struct unoccr.
9830 2005-07-25 Richard Henderson <rth@redhat.com>
9833 * tree-complex.c (gate_no_optimization): True if errors.
9834 * Makefile.in (tree-complex.o): Update dependencies.
9836 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9838 * config/frv/predicates.md (integer_register_operand): Use
9841 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9844 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9846 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9848 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9850 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9851 types when flag_unsafe_math_optimizations is true.
9853 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9855 * gcc.c (option_map): Add --sysroot.
9856 (process_command): Handle --sysroot.
9857 (display_help): Document it.
9858 * doc/cppopts.tex (-isysroot): Document.
9859 * doc/invoke.texi (--sysroot): Document.
9860 * doc/install.texi (--with-build-sysroot): Document.
9862 * Makefile.in (inhibit_libc): New variable.
9863 (INHIBIT_LIBC_CFLAGS): Likewise.
9864 (LIBGCC2_CFLAGS): Include
9865 $(INHIBIT_LIBC_CFLAGS).
9866 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9867 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9868 ($(T)crtend.o): Likewise.
9869 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9870 ($(T)crtendS.o): Likewise.
9871 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9872 ($(T)crtendT.o): Likewise.
9873 (stmp-fixinc): Do not complain about missing headers if
9875 * configure.ac (inhibit_libc): Set it to true/false.
9876 (--with-build-sysroot): New option. Use it to set
9878 * configure: Regenerated.
9880 2005-07-25 Manfred Hollstein <mh@suse.com>
9882 * calls.c (store_one_arg): Fix unsigned comparison warning.
9884 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9887 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9888 (ggc_print_statistics): Initialize variable before use.
9890 2005-07-25 Richard Guenther <rguenther@suse.de>
9892 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9893 calling with a PHI_NODE argument.
9895 * tree-flow-inline.h (overlap_subvar): Protect against
9898 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9900 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9901 * configure: Regenerate.
9903 2005-07-25 Ira Rosen <irar@il.ibm.com>
9905 * expr.c (highest_pow2_factor): Make extern.
9906 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9907 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9908 record_array_differ_p, array_ptr_differ_p): Likewise.
9909 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9910 additional cases. Call the above functions.
9911 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9912 base_object_differ_p when there are two base objects. Otherwise, compare
9913 base address and offset. Call may_alias_p.
9914 (dump_data_reference): Use a correct field name.
9915 (analyze_array): Make static. Initialize new data-ref fields.
9916 (analyze_indirect_ref): New function.
9917 (init_data_ref): Initialize new data-ref fields.
9918 (strip_conversion): Moved from tree-vect-analyze.c.
9919 (analyze_offset_expr, get_ptr_offset, address_analysis,
9920 object_analysis): Likewise.
9921 (analyze_offset): New function.
9922 (create_data_ref): Likewise.
9923 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9924 dimensions for ARRAY_REFs only.
9925 (build_classic_dist_vector): Make static.
9926 (access_functions_are_affine_or_constant_p): Call macro to get the
9927 address of access functions.
9928 (compute_all_dependences): Add new parameter
9929 compute_self_and_read_read_dependences. Compute self and read-read
9930 dependences if it is true.
9931 (find_data_references_in_loop): Call create_data_ref. Initialize new
9933 (compute_data_dependences_for_loop): Add new parameter
9934 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9935 compute nb_loops. Call compute_all_dependences,
9936 build_classic_dist_vector and build_classic_dir_vector with correct
9938 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9939 with correct parameters. Compare dimensions for ARRAY_REFs only.
9940 (free_data_refs): Call macro to free access functions.
9941 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9942 fields from stmt_vinfo.
9943 (struct base_object_info): New structure.
9944 (struct data_reference): Move fields to base_object_info. Add fields
9945 first_location and object_info for above structures. Move fields from
9946 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9947 aligned_to. Add macros to access the new fields.
9948 Update functions declarations.
9949 * tree-flow.h (is_aliased_with): Declare.
9950 * tree-loop-linear.c (linear_transform_loops): Call
9951 compute_data_dependences_for_loop with correct parameters.
9952 * tree-ssa-alias.c (is_aliased_with): New function.
9953 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9954 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9955 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9956 vect_base_addr_differ_p, compute_subscript_distance and
9957 build_classic_dist_vector. Add printings. Check absolute value of
9959 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9961 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9962 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9963 to bytes. Add printing.
9964 (vect_compute_data_refs_alignment): Go through loads and stores in one
9966 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9967 vect_analyze_data_ref_access): Likewise.
9968 (vect_analyze_pointer_ref_access): Remove.
9969 (vect_address_analysis, vect_object_analysis): Likewise.
9970 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9971 and analyze data-refs in the loop.
9972 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9973 fields of data-ref instead of stmt. Add init to the offset from the
9975 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9976 (vect_update_init_of_dr): Likewise.
9977 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9978 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9980 (new_loop_vec_info): Initialize new fields.
9981 (destroy_loop_vec_info): Free new fields.
9982 (vect_strip_conversion): Remove.
9983 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9984 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9985 datarefs. Add new field ddrs.
9986 Add macros for the new fields access.
9987 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9988 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9989 Remove their macros.
9990 * tree.h (highest_pow2_factor): Declare.
9992 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9994 * calls.c (store_one_arg): Check for sibling call MEM arguments
9995 from already clobbered incoming argument area.
9997 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9999 * c-common.c (check_missing_format_attribute): New.
10000 * c-common.h (check_missing_format_attribute): Likewise.
10001 * c-typeck.c (convert_for_assignment): Use it.
10003 2005-07-24 Andreas Schwab <schwab@suse.de>
10005 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10006 register use a word move. Correct operand of ext.w in 68000 code.
10008 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10010 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10011 variables as declarations, rather than definitions.
10013 2005-07-24 Ira Rosen <irar@il.ibm.com>
10015 PR tree-optimization/22526
10016 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10019 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10021 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10022 that C99 reserve for future use. Use it to define clog10,
10023 clog10f and clog10l.
10025 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10027 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10028 * configure.ac: Check for -Wmissing-format-attribute.
10030 * configure: Regenerate.
10032 2005-07-23 Richard Henderson <rth@redhat.com>
10034 PR tree-optimization/22623
10035 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10037 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10040 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10042 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10044 * Makefile.in (C_TREE_H): Update dependencies.
10045 * c-tree.h: Include toplev.h.
10046 * diagnostic.h (diagnostic_set_info): Add format attribute.
10047 * rtl-error.c (diagnostic_for_asm): Likewise.
10049 2005-07-23 Chao-ying Fu <fu@mips.com>
10051 * config/mips/mips-dsp.md: New file.
10052 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10053 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10055 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10056 MIPS_BUILTIN_BPOSGE32.
10057 (mips_expand_builtin_direct): Add one parameter to indicate that
10058 builtin functions need to return a value.
10059 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10061 (mips_regno_to_class): Add classes for 12 new DSP registers.
10062 (mips_subword): Change to check four HI registers.
10063 (mips_output_move): Output move to and from 6 new DSP accumulators.
10064 (override_options): Make sure -mdsp and -mips16 are not used together.
10065 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10067 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10069 (print_operand): Add 'q' for printing DSP accumulators.
10070 (mips_cannot_change_mode_class): Check ACC_REGS.
10071 (mips_secondary_reload_class): Check ACC_REGS.
10072 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10073 (mips_register_move_cost): Check ACC_REGS.
10074 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10075 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10076 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10077 (dsp_bdesc): New array.
10078 (bdesc_arrays): Add DSP builtin function table.
10079 (mips_prepare_builtin_arg): Check predicate again after
10081 (mips_expand_builtin): Add one more parameter to
10082 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10083 MIPS_BUILTIN_BPOSGE32.
10084 (mips_init_builtins): Initialize new function types.
10085 (mips_expand_builtin_direct): Check if builtin functions need to
10086 return a value and pass operands properly.
10087 (mips_expand_builtin_bposge): New function.
10088 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10089 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10090 (FIRST_PSEUDO_REGISTER): Increase to 188.
10091 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10092 Update for 12 new DSP registers.
10093 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10094 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10095 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10096 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10097 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10098 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10099 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10100 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10101 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10102 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10103 (REGISTER_NAMES): Add names for 12 new DSP registers.
10104 * config/mips/mips.md: Include mips-dsp.md.
10105 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10106 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10107 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10108 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10109 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10110 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10111 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10112 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10113 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10114 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10115 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10116 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10117 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10118 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10119 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10120 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10121 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10122 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10123 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10124 (UNSPEC_RDDSP): New constants.
10125 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10126 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10128 * config/mips/mips.opt (-mdsp): New option.
10129 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10130 (reg_imm10_operand): New predicates.
10131 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10132 * doc/invoke.texi (-mdsp): Document new option.
10134 2005-07-22 DJ Delorie <dj@redhat.com>
10136 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10138 * tree-inline.c (inlinable_function_p): Likewise.
10140 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10143 * toplev.c (check_global_declarations): Do not mark undefined
10144 variables as DECL_IGNORED_P.
10145 * varasm.c (first_global_object_name): GTY it.
10146 (weak_global_object_name): Likewise.
10147 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10148 a string to go into {weak,first}_global_object_name.
10150 2005-07-22 DJ Delorie <dj@redhat.com>
10152 * c-format.c (check_function_format): Change warning control
10153 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10155 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10157 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10158 &PTR->FLD a dereference of PTR.
10159 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10160 a potential dereference of PTR.
10162 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10164 PR rtl-optimization/20370
10165 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10166 call allocate_reg_info if necessary.
10168 PR rtl-optimization/21848
10169 * calls.c (emit_library_call_value_1): For const functions, add
10170 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10172 PR rtl-optimization/22445
10173 * cselib.c (target.h): Include.
10174 (rtx_equal_for_cselib_p): Allow commutative matches.
10175 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10176 Remove MODE parameter. Changed all callers.
10178 PR rtl-optimization/22258
10179 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10181 (try_combine): Use likely_spilled_retval_p.
10183 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10185 * config.gcc: Add crx-elf support.
10187 * doc/contrib.texi: Mention crx.
10188 * doc/extend.texi: Document crx extensions.
10189 * doc/install.texi: Document crx install.
10190 * doc/invoke.texi: Document crx options.
10191 * doc/md.texi: Document crx constraints.
10193 * config/crx/crx-protos.h: New file.
10194 * config/crx/crx.c: New file.
10195 * config/crx/crx.h: New file.
10196 * config/crx/crx.md: New file.
10197 * config/crx/crx.opt: New file.
10198 * config/crx/t-crx: New file.
10200 2005-07-22 Manfred Hollstein <mh@suse.com>
10202 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10204 (int_add_graph_edge): Likewise.
10205 (collapse_nodes): Likewise.
10206 (process_unification_queue): Likewise.
10208 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10209 Laurent GUERBY <laurent@guerby.net>
10211 PR tree-optimization/22336
10212 * function.c (record_block_change): Check for
10213 cfun->ib_boundaries_block.
10215 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10217 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10218 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10220 2005-07-21 DJ Delorie <dj@redhat.com>
10222 * toplev.c (warn_deprecated_use): Add warning control to warning
10224 * c-typeck.c (parser_build_binary_op): Likewise.
10225 (c_finish_if_stmt): Likewise.
10226 * c-common.c (check_function_sentinel): Likewise.
10227 (check_nonnull_arg): Likewise.
10229 2005-07-21 Richard Henderson <rth@redhat.com>
10232 * tree-complex.c (complex_ssa_name_components): New.
10233 (cvc_lookup): Allow entry not found.
10234 (create_components): Remove.
10235 (create_one_component_var, get_component_var): New.
10236 (get_component_ssa_name, set_component_ssa_name): New.
10237 (extract_component): Use get_component_ssa_name.
10238 (update_complex_components): Use set_component_ssa_name.
10239 (update_complex_components_on_edge): Likewise.
10240 (update_phi_components): Create new PHI nodes directly, instead
10241 of adding insns to edges.
10242 (tree_lower_complex): Allocate and free complex_variable_components
10243 and complex_ssa_name_components here.
10245 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10247 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10248 revert to returning false.
10250 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10253 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10255 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10258 * config/i386/i386.md (cmpxf): Change operand constraints
10259 to "nonmemory_operand".
10261 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10263 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10265 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10267 PR middle-end/21180
10268 * fold-const.c (fold_build1): Add checksum for the operands.
10269 (fold_build2): Likewise.
10270 (fold_build3): Likewise.
10272 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10274 PR middle-end/19055
10275 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10277 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10279 * common.opt (-fforward-propagate): Committed by mistake,
10282 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10284 * reg-stack.c: Fix comment typo(s).
10285 * tree-ssa-operands.c: Likewise.
10286 * tree-vectorizer: Likewise.
10288 2005-07-21 Nick Clifton <nickc@redhat.com>
10290 * config/sh/symbian.c: Replace C++ style line comments with C
10291 style line comments.
10292 (symbian_add_attribute): Do not use a ? operator on the LHS of
10294 (sh_symbian_handle_dll_attribute): Change the type of the
10295 method vector to "VEC(tree,gc)*" and use vector accessor
10296 macros to walk over the elements.
10297 (symbian_export_vtable_and_rtti_p): Likewise.
10298 (symbian_class_needs_attribute_p): Likewise.
10300 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10303 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10304 initialize targetm.resolve_overloaded_builtin here.
10305 (altivec_expand_overloaded_builtin): Make it non-static.
10306 * config/rs6000/rs6000-protos.h
10307 (altivec_expand_overloaded_builtin): New prototype.
10308 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10309 targetm.resolve_overloaded_builtin here.
10310 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10312 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10313 Zdenek Dvorak <dvorakz@suse.cz>
10315 PR tree-optimization/19210
10316 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10318 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10319 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10320 rely on unproven assumptions.
10321 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10322 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10323 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10324 to number_of_iterations_exit.
10325 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10326 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10327 * tree-ssa-loop-niter.c (find_loop_niter,
10328 estimate_numbers_of_iterations_loop): Likewise.
10329 (number_of_iterations_exit): Honor the new options.
10330 * doc/invoke.texi (Wunsafe-loop-optimizations,
10331 funsafe-loop-optimizations): Document them.
10333 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10335 PR rtl-optimization/22167
10336 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10338 2005-07-20 Adam Nemet <anemet@lnxw.com>
10340 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10341 __do_global_dtors_aux longcall.
10343 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10345 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10346 (old_special_pred_table): Don't reference
10347 SPECIAL_MODE_PREDICATES.
10348 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10349 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10350 * config/sh/predicates.h: Don't mention
10351 SPECIAL_MODE_PREDICATES.
10352 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10355 2005-07-20 DJ Delorie <dj@redhat.com>
10357 * config.gcc: Add m32c-elf support.
10359 * doc/contrib.texi: Mention m32c.
10360 * doc/extend.texi: Document m32c extensions.
10361 * doc/install.texi: Mention m32c.
10362 * doc/invoke.texi: Document m32c options.
10363 * doc/md.texi: Document m32c constraints.
10365 * config/m32c/addsub.md: New file.
10366 * config/m32c/bitops.md: New file.
10367 * config/m32c/cond.md: New file.
10368 * config/m32c/jump.md: New file.
10369 * config/m32c/m32c-lib1.S: New file.
10370 * config/m32c/m32c-lib2.c: New file.
10371 * config/m32c/m32c-modes.def: New file.
10372 * config/m32c/m32c-pragma.c: New file.
10373 * config/m32c/m32c-protos.h: New file.
10374 * config/m32c/m32c.abi: New file.
10375 * config/m32c/m32c.c: New file.
10376 * config/m32c/m32c.h: New file.
10377 * config/m32c/m32c.md: New file.
10378 * config/m32c/m32c.opt: New file.
10379 * config/m32c/minmax.md: New file.
10380 * config/m32c/mov.md: New file.
10381 * config/m32c/muldiv.md: New file.
10382 * config/m32c/predicates.md: New file.
10383 * config/m32c/prologue.md: New file.
10384 * config/m32c/shift.md: New file.
10385 * config/m32c/t-m32c: New file.
10387 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10389 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10390 (stack_protect_set, stack_protect_test): New expanders.
10391 (stack_protect_set_si, stack_protect_set_si_media,
10392 stack_protect_set_di_media, stack_protect_test_si,
10393 stack_protect_test_si_media, stack_protect_test_di_media):
10396 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10398 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10400 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10402 * tree.h (tree_expr_nonzero_p): Export.
10403 * fold-const.c (tree_expr_nonzero_p): Likewise.
10404 Return true for CALL_EXPRs that are alloca calls.
10405 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10407 * tree-flow.h (expr_computes_nonzero): Remove.
10408 * tree-vrp.c (expr_computes_nonzero): Remove.
10409 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10410 (extract_range_from_unary_expr): Likewise.
10411 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10412 tree_expr_nonzero_p.
10414 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10416 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10417 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10418 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10419 All callers changed.
10420 (frame_related_constant_load): New arg "related" which controls
10421 setting of RTX_FRAME_RELATED_P. All callers changed.
10422 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10423 (bfin_expand_prologue): Add stack limit checking.
10424 * config/bfin/bfin.md (trapifcc): New pattern.
10426 * config/bfin/bfin.c: Include "langhooks.h".
10427 (def_builtin): Go through lang_hooks to call builtin_function.
10429 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10430 * config/bfin/predicates.md (symbol_ref_operand): New.
10431 (call_insn_operand): Delete. All callers changed to use
10432 register_no_elim_operand.
10433 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10435 (function_arg): Use it to generate the call's operand 2.
10436 (bfin_longcall_p): New function.
10437 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10438 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10439 determine if the address needs to be in a REG.
10440 (bfin_handle_longcall_attribute): New function.
10441 (bfin_attribute_table): Add "longcall" and "shortcall".
10442 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10443 (CUMULATIVE_ARGS): New member call_cookie.
10444 (PREDICATE_CODES): Add symbol_ref_operand.
10445 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10446 extra USE to the pattern.
10447 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10448 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10449 sibcall_value_insn; now the new patterns handle direct calls and the
10450 old ones indirect calls.
10451 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10453 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10455 * doc/trouble.texi: Update section on handling of empty loops.
10457 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10459 * config.gcc: Remove support for sparc-*-openbsd*,
10460 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10462 * config.host: Remove support for i860-*-sysv4* as a host.
10463 * config/i860/*, config/ip2k/*, config/ns32k/*,
10464 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10465 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10466 mention obsolete ports.
10468 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10470 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10471 soft frame pointer.
10472 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10473 of frame_pointer_rtx.
10474 (sh_expand_epilogue): Likewise.
10475 (sh_set_return_address): Likewise.
10476 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10477 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10478 offsets from FRAME_POINTER_REGNUM.
10479 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10480 (sh_register_names): Add initializer for sfp.
10481 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10482 (VALID_REGISTER_P): Likewise.
10483 (FIRST_PSEUDO_REGISTER): Update.
10484 (DWARF_FRAME_REGISTERS): Define.
10485 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10486 (HARD_FRAME_POINTER_REGNUM): Define.
10487 (FRAME_POINTER_REGNUM): Redefine.
10488 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10489 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10490 from FRAME_POINTER_REGNUM.
10491 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10492 FRAME_POINTER_REGNUM.
10493 (REG_CLASS_CONTENTS): Add sfp.
10494 (REG_ALLOC_ORDER): Likewise.
10495 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10496 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10497 of frame_pointer_rtx.
10498 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10500 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10502 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10503 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10504 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10506 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10509 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10511 Make CONSTRUCTOR use VEC to store initializers.
10512 * c-common.c (complete_array_type): Update to cope with VEC in
10514 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10515 (pp_c_constructor_elts): New function.
10516 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10517 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10518 struct constructor_stack, struct initializer_stack,
10519 constructor_elements, push_init_level, pop_init_level,
10520 add_pending_init, find_init_member, output_init_element): Update to
10521 cope with VEC in CONSTRUCTOR_ELTS.
10522 * coverage.c (build_fn_info_value, build_ctr_info_value,
10523 build_gcov_info): Likewise.
10524 * expr.c (categorize_ctor_elements_1, store_constructor,
10525 expand_expr_real_1): Likewise.
10526 * fold-const.c (fold_ternary): Likewise.
10527 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10528 gimplify_init_constructor, gimplify_expr): Likewise.
10529 * tree-dump.c (dequeue_and_dump): Likewise.
10530 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10532 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10534 * tree-sra.c (generate_element_init_1): Likewise.
10535 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10536 * tree-ssa-operands.c (get_expr_operands): Likewise.
10537 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10538 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10539 (get_initial_def_for_reduction): Likewise.
10540 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10541 value handle in annotations.
10542 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10543 tree_node_structure): Add support for constr_kind.
10544 (build_vector_from_ctor, build_constructor_single,
10545 build_constructor_from_list): New functions.
10546 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10547 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10548 Update to cope with VEC in CONSTRUCTOR_ELTS.
10549 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10550 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10551 CONSTRUCTOR_APPEND_ELT): New macros.
10552 (struct constructor_elt, struct tree_constructor): New data types.
10553 (union tree_node): Add tree_constructor field.
10554 * treestruct.def: Define TS_CONSTRUCTOR.
10555 * varasm.c (const_hash_1, compare_constant, copy_constant,
10556 compute_reloc_for_constant, output_addressed_constants,
10557 initializer_constant_valid_p, output_constant,
10558 array_size_for_constructor, output_constructor): Update to cope with
10559 VEC in CONSTRUCTOR_ELTS.
10560 * vec.h (VEC_empty, VEC_copy): New macros.
10562 2005-07-19 Devang Patel <dpatel@apple.com>
10564 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10566 2005-07-19 Richard Henderson <rth@redhat.com>
10569 * gimplify.c (gimplify_expr): Use main variant type for the temp
10570 destination for a discarded volatile read.
10571 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10572 casts between non-void types that change volatility.
10574 2005-07-15 DJ Delorie <dj@redhat.com>
10576 * toplev.h: Add comment about the first parameter for warning().
10577 * errors.h: Likewise.
10579 * c.opt (Wpragmas): New.
10580 * doc/invoke.texi: Document it.
10582 * function.c (do_warn_unused_parameter): Add warning control to
10584 * c-decl.c (warn_if_shadowing): Likewise.
10585 * c-lex.c (cb_def_pragma): Likewise.
10586 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10587 (pop_alignment): Likewise.
10588 (handle_pragma_pack): Likewise.
10589 (apply_pragma_weak): Likewise.
10590 (handle_pragma_weak): Likewise.
10591 (handle_pragma_redefine_extname): Likewise.
10592 (add_to_renaming_pragma_list): Likewise.
10593 (handle_pragma_extern_prefix): Likewise.
10594 (maybe_apply_renaming_pragma): Likewise.
10595 (handle_pragma_visibility): Likewise.
10597 * config/c4x/c4x-c.c (BAD): Likewise.
10598 (c4x_parse_pragma): Likewise.
10599 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10600 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10601 (rs6000_pragma_longcall): Likewise.
10602 * config/v850/v850-c.c (pop_data_area): Likewise.
10603 (ghs_pragma_section): Likewise.
10604 (ghs_pragma_section): Likewise.
10605 (ghs_pragma_interrupt): Likewise.
10606 (ghs_pragma_starttda): Likewise.
10607 (ghs_pragma_startsda): Likewise.
10608 (ghs_pragma_startzda): Likewise.
10609 (ghs_pragma_endtda): Likewise.
10610 (ghs_pragma_endsda): Likewise.
10611 (ghs_pragma_endzda): Likewise.
10613 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10614 Kenneth Zadeck <zadeck@naturalbridge.com>
10616 * Makefile.in: Removed tree-promote-statics.c
10617 * tree-promote-statics.c: Removed.
10618 * common.opt: Removed flag-promote-statics.
10620 * passes.c: Removed tree-promote-statics pass.
10621 * tree-pass.h: Ditto.
10622 * timevar.def: Removed TV_PROMOTE_STATICS.
10625 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10627 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10629 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10631 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10634 * c-common.c (check_function_arguments): Call
10635 'check_function_format' if either -Wformat or
10636 -Wmissing-format-attribute are specified.
10637 * c-format.c (check_function_format): Check -Wformat before
10638 calling 'check_format_info'.
10639 * c-opts.c (c_common_post_options): Don't warn for
10640 -Wmissing-format-attribute without -Wformat.
10641 * c-typeck.c (convert_for_assignment): Detect additional cases for
10642 -Wmissing-format-attribute.
10643 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10646 2005-07-19 Richard Guenther <rguenther@suse.de>
10648 * config/i386/i386.md (lrint<mode>2): Use temporary
10649 instead of clobbering non-existent memory.
10651 2005-07-19 Nick Clifton <nickc@redhat.com>
10653 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10654 statement to avoid displaying ASCII control characters.
10656 2005-07-19 Ben Elliston <bje@au.ibm.com>
10658 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10659 * cfganal.c (find_edge_index): Ditto.
10660 * combine.c (combine_instructions): Ditto.
10661 * ddg.c (create_scc): Ditto.
10662 (find_successors): Ditto.
10663 (find_predecessors): Ditto.
10664 (find_nodes_on_paths): Ditto.
10665 (longest_simple_path): Ditto.
10666 * flow.c (update_life_info): Ditto.
10667 (count_or_remove_death_notes): Ditto.
10668 (clear_log_links): Ditto.
10669 * modulo-sched.c (generate_reg_moves): Ditto.
10670 (find_max_asap): Ditto.
10671 (find_max_hv_min_mob): Ditto.
10672 (find_max_dv_min_mob): Ditto.
10673 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10674 * sched-rgn.c (extract_edgelst): Ditto.
10675 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10676 (dump_update_ssa): Ditto.
10677 (ssa_names_to_replace) Ditto.
10678 (switch_virtuals_to_full_rewrite): Ditto.
10679 (update_ssa): Ditto.
10680 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10682 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10684 Fix PR tree-optimization/22483
10686 * tree-complex.c (create_components): Use
10687 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10688 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10689 * tree-flow.h (safe_referenced_var_iterator): New structure.
10690 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10691 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10692 safe_referenced_var iterator.
10693 (add_type_alias): Ditto.
10695 2005-07-19 Steven Bosscher <stevenb@suse.de>
10697 * loop-init.c (rest_of_handle_loop2): Remove.
10698 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10699 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10700 (pass_rtl_loop_init, pass_rtl_loop_done,
10701 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10702 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10703 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10704 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10705 pass_tree_loop_done, and pass_tree_unswitch.
10706 (gate_loop): Rename to gate_tree_loop.
10707 * passes.c (init_optimization_passes): Update for renamed tree
10708 loop passes. Add the new loop2 passes as subpasses of loop2.
10709 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10710 Update for the renamed tree loop passes.
10712 2005-07-18 Ian Lance Taylor <ian@airs.com>
10714 PR middle-end/22057
10715 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10716 blocks when optimizing.
10718 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10720 * common.opt (frename-registers): Initialize to 2.
10722 (fgcse-after-reload): Ditto.
10723 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10724 (process_options): Only change flag_web, flag_rename_registers,
10725 and flag_rerun_cse_after_loop if not explicitly set by user.
10727 2005-07-18 Jan Beulich <jbeulich@novell.com>
10729 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10730 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10731 in 64-bit mode the same as DImode in 32-bit mode.
10732 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10733 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10734 mode. Add new mode parameter.
10735 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10736 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10737 x86_64_shift_adj): New expanders.
10738 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10739 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10741 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10742 DImode shift splitters.
10743 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10744 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10747 2005-07-18 Jan Beulich <jbeulich@novell.com>
10749 * i386.md (movdi_extzv_1): New.
10750 (zero_extendhidi2): Combine alternatives and never force use of
10752 (zero_extendqidi2): Likewise. Don't restrict input selection.
10754 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10756 Fix PR tree-optimization/22531
10757 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10760 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10762 * tree-promote-statics.c (pass_promote_statics): Change dump file
10765 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10767 * tree-optimize.c (init_tree_optimization_passes): Add
10768 pass_eliminate_useless_stores pass.
10769 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10770 * tree-ssa-pre.c (is_copy_stmt): New function.
10771 (follow_copies_till_vuse): Ditto.
10772 (do_eustores): Ditto.
10773 (gate_eustores): Ditto.
10775 2005-07-16 Richard Henderson <rth@redhat.com>
10777 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10779 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10780 Kenneth Zadeck <zadeck@naturalbridge.com>
10782 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10783 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10784 ipa-type-escape.h, tree-promote-statics.c
10785 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10786 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10787 tree-promote-statics.c: new files.
10788 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10789 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10790 int nonlocal_set_p, mark_constant_function): Deleted.
10791 (rest_of_handle_cfg): Removed call to mark_constant_function.
10792 (nonoverlapping_component_refs_p): Added calls to support
10793 type based aliasing.
10794 * tree-ssa-alias.c (may_alias_p,
10795 compute_flow_insensitive_aliasing): Ditto.
10796 * calls.c (flags_from_decl_or_type): Removed reference to
10798 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10799 too many arguments. This is necessary for Spec 2000.
10800 * cgraph.h (const_function, pure_function): Removed.
10801 * common.opt: Added "fipa-pure-const", "fipa-reference",
10802 "fipa-type-escape", and "ftree-promote-static".
10804 * passes.c: Added ipa and tree-promote-statics passes.
10805 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10806 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10807 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10808 * tree-flow.h: Added exposed sra calls and addition of
10809 reference_vars_info field for FUNCTION_DECLS.
10810 * tree-pass.h: Added passes.
10811 * tree-sra.c: (sra_init_cache): New function.
10812 (sra_insert_before, sra_insert_after) Made public.
10813 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10815 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10816 aliasing. (may_alias_p): Added code to use type escape analysis to
10817 improve alias sets.
10818 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10819 code to prune clobbers of static variables based on information
10820 produced in ipa-reference pass. Changed call clobbering so that
10821 statics are not marked as clobbered if the call does not clobber
10824 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10826 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10829 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10831 * doc/install.texi (*-*-solaris2*): Document recommended version
10832 of GNU binutils and mention GNU linker problem on Solaris 10.
10834 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10837 * c-decl.c (c_build_bitfield_integer_type): New function.
10838 (finish_struct): Call it.
10839 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10841 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10843 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10846 2005-07-16 Jan Hubicka <jh@suse.cz>
10848 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10849 (scale_bbs_frequencies_int): Watch roundoff errors.
10850 * predict.c (return_prediction): Initialize return_stmt.
10852 2005-07-16 Jan Hubicka <jh@suse.cz>
10854 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10855 after RTL profiling.
10857 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10859 PR middle-end/22398
10860 * fold-const.c (build_range_check): Convert high/low to etype
10861 if we are only comparing against exp.
10863 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10865 Fix PR tree-optimization/22376
10866 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10868 (need_to_solve): New function.
10869 (compute_points_to_sets): Use it.
10871 2005-07-15 Jan Hubicka <jh@suse.cz>
10873 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10874 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10876 2005-07-15 Richard Guenther <rguenther@suse.de>
10878 * c-common.c (handle_flatten_attribute): New function.
10879 Add flatten function attribute.
10880 * doc/extend.texi: Document flatten function attribute.
10881 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10882 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10884 (cgraph_decide_inlining): Handle functions with flatten
10887 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10889 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10890 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10891 UNSPEC_XCHG, UNSPEC_AND): New.
10892 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10893 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10894 * config/rs6000/sync.md (FETCHOP): New code macro.
10895 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10897 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10898 (sync_compare_and_swap<mode>): Same.
10899 (sync_lock_test_and_set<mode>): Same.
10900 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10901 for QImode and HImode, and not PPC405.
10902 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10903 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10904 (sync_<fetchop>{si,di}_internal): New.
10905 (sync_nand{si,di}_internal): New.
10906 (sync_old_<fetchop>{si,di}_internal): New.
10907 (sync_old_nand{si,di}_internal): New
10908 (sync_new_<fetchop>{si,di}_internal): New.
10909 (sync_new_nand{si,di}_internal): New.
10910 (atomic_and{si,di}): New.
10911 (sync_new_nand{si,di}_internal): New.
10912 (atomic_and{si,di}): New.
10913 (sync_add<mode>_internal): Delete.
10914 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10915 (sync_sub<mode>_internal): Delte.
10916 (sync_subshort_internal): New.
10917 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10918 (sync_anddi_internal): Delete.
10919 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10920 (sync_booldi_internal): Delete.
10921 (sync_boolc<mode>_internal): Delete.
10922 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10923 (sync_boolc<mode>_internal2): Delete.
10924 (sync_boolcc<mode>_internal): Delete.
10925 (isync, lwsync): Use unspec instead of unspec_volatile.
10926 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10927 Revert UNSPEC_VOLATILE.
10928 (rs6000_split_atomic_op): New.
10929 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10931 2005-07-14 Eric Christopher <echristo@redhat.com>
10933 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10934 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10936 2005-07-14 Eric Christopher <echristo@redhat.com>
10938 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10940 2005-07-14 Steven Bosscher <stevenb@suse.de>
10942 PR tree-optimization/22230
10943 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10944 the computation of the four cross productions for "range op range".
10946 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10947 Ulrich Weigand <uweigand@de.ibm.com>
10950 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10953 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10955 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10957 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10959 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10961 2005-07-14 Richard Guenther <rguenther@suse.de>
10963 PR middle-end/22347
10964 * config/i386/i386-protos.h (ix86_function_value): Change
10965 prototype to match new target hook.
10966 * config/i386/i386.c (ix86_value_regno): Change prototype
10967 to take extra type argument.
10968 (TARGET_FUNCTION_VALUE): Define.
10969 (ix86_function_ok_for_sibcall): Pass extra argument to
10970 ix86_value_regno, check return slot rtx for exact match.
10971 (ix86_function_value): Take extra parameter. Dispatch to
10972 ix86_value_regno with fndecl/fntype as provided.
10973 (ix86_value_regno): Handle extra type argument.
10974 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10976 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10977 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10978 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10979 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10980 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10982 2005-07-14 Richard Guenther <rguenther@suse.de>
10984 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10985 * calls.c (expand_call): Pass fntype to hard_function_value.
10986 (emit_library_call_value_1): Likewise.
10987 * explow.c: Include target.h.
10988 (hard_function_value): Take extra argument, the fntype.
10989 Use new target hook for function_value.
10990 * expr.h (hard_function_value): Change prototype.
10991 * function.c (aggregate_value_p): Pass 0 as fntype to
10992 hard_function_value.
10993 (assign_parms): Use new target hook for function_value.
10994 Pass 0 as fntype to hard_function_value.
10995 (expand_function_end): Likewise.
10996 * reg-stack.c: Include target.h.
10997 (stack_result): Use new target hook for function_value.
10998 * target-def.h: New target hook function_value.
10999 * target.h: Likewise.
11000 * targhooks.c (default_function_value): New function.
11001 * targhooks.h (default_function_value): Declare.
11003 2005-07-13 Ian Lance Taylor <ian@airs.com>
11005 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11007 2005-07-14 Jan Hubicka <jh@suse.cz>
11009 * tree-dfa.c (dump_variable): Use default_def function.
11010 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11011 * tree-ssa.c (verify_use): Likewise.
11012 * tree-ssanames.c (release_ssa_name): Likewise.
11013 * tree-tailcall.c (eliminate_tail_call): Likewise.
11014 (tree_optimize_tail_calls_1): Likewise.
11015 * tree-vrp.c (get_value_range): Likewise.
11017 2005-07-14 Ben Elliston <bje@au.ibm.com>
11019 * gcc.c (main): Compare language[0] with '*' when iterating over
11022 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11024 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11025 "s390_emit_compare". Add handling of CCZ1mode.
11026 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11027 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11029 (s390_branch_condition_mask): Add CCZ1mode handling.
11030 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11031 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11032 Use CCZ1mode instead of CCZmode.
11033 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11035 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11037 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11039 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11041 2005-07-13 Eric Christopher <echristo@redhat.com>
11043 * config/mips/mips.c (mips_canonicalize_comparison): New.
11044 (mips_emit_int_relational): Use.
11046 2005-07-13 Eric Christopher <echristo@redhat.com>
11048 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11049 static extra parts.
11050 * config/s390/s390.md: Include tpf.md. Move tpf specific
11052 * config/s390/tpf.md: To here.
11053 * config/s390/s390.opt: Move tpf specific options...
11054 * config/s390/tpf.opt: to here. Add mmain option.
11055 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11056 * config/s390/tpf.h: Rewrite.
11058 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11060 * doc/tm.texi: Remove @xref{Cross-profiling}.
11062 2005-07-13 Jeff Law <law@redhat.com>
11064 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11065 expressions, test their _DECL operands for pointer equality rather
11066 than using operand_equal_p.
11068 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11070 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11071 (TARGET_POSIX_IO): This.
11072 * config/darwin.h: Likewise.
11073 * config/freebsd.h: Likewise.
11074 * config/linux.h: Likewise.
11075 * config/lynx.h: Likewise.
11076 * config/netbsd.h: Likewise.
11077 * config/rs6000/linux64.h: Likewise.
11078 * config/rs6000/linux.h: Likewise.
11079 * config/s390/tpf.h: Likewise.
11080 * config/sh/embed-elf.h: Likewise.
11081 * config/sparc/linux64.h: Likewise.
11082 * config/sparc/linux.h: Likewise.
11083 * config/svr4.h: Likewise.
11084 * gcov-io.h: Likewise.
11086 * doc/tm.texi: Updated.
11088 * libgcov.c (create_file_directory): Defined only if
11089 TARGET_POSIX_IO is defined.
11090 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11093 2005-07-13 Jan Hubicka <jh@suse.cz>
11095 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11097 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11099 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11100 structure as argument.
11102 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11104 PR tree-optimization/21921
11105 * tree-iterator.c (tsi_link_before): Support the case when
11106 tsi_end_p (tsi) == true.
11108 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11110 PR tree-optimization/22442
11111 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11114 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11116 PR rtl-optimization/20376
11117 * toplev.c (process_options): Enable -fweb and -frename-registers when
11119 * doc/invoke.texi: Update the information about when -fweb and
11120 -frename-registers are enabled.
11122 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11125 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11126 if *rhs_p is not a SSA_NAME.
11128 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11130 Fix PR tree-optimization/22422
11131 * tree-ssa-structalias.c (struct variable_info): Add flag for
11133 (get_varinfo): Now a static function.
11134 (new_varinfo): init has_union and is_special_var to false.
11135 (solution_set_add): Check has_union.
11136 (do_da_constraint): Move temporary variable so it gets reset
11138 Also check for special variable.
11139 (do_ds_constraint): Ditto.
11140 (do_sd_constraint): Ditto.
11141 (do_structure_copy): Check for special variable.
11142 (find_func_aliases): Ditto.
11143 (init_base_vars): Set special vars properly.
11145 2005-07-13 Jan Hubicka <jh@suse.cz>
11147 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11150 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11151 (get_expr_operands): Fix thinko wrt flags and subvars.
11153 PR tree-optimize/22379
11154 * tree-inline.c (expand_call_inline): Do not output sorry in early
11157 2005-07-12 Dale Johannesen <dalej@apple.com>
11159 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11161 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11164 * host-linux.h: Include limits.h.
11166 2005-07-12 Dale Johannesen <dalej@apple.com>
11168 * expr.c (compress_float_constant): Add cost check.
11169 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11171 2005-07-12 Dale Johannesen <dalej@apple.com>
11173 * gcc.target/i386/compress-float-sse.c: New.
11174 * gcc.target/i386/compress-float-sse-pic.c: New.
11175 * gcc.target/i386/compress-float-387.c: New.
11176 * gcc.target/i386/compress-float-387-pic.c: New.
11177 * gcc.dg/compress-float-ppc.c: New.
11178 * gcc.dg/compress-float-ppc-pic.c: New.
11180 2005-07-12 Eric Christopher <echristo@redhat.com>
11182 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11183 static extra parts.
11184 * config/s390/s390.md: Include tpf.md. Move tpf specific
11186 * config/s390/tpf.md: To here.
11187 * config/s390/s390.opt: Move tpf specific options...
11188 * config/s390/tpf.opt: to here. Add mmain option.
11189 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11190 * config/s390/tpf.h: Rewrite.
11192 2005-07-12 Eric Christopher <echristo@redhat.com>
11194 * gcc.c (struct infile): Update comment for language.
11195 (main): Rewrite input file resetting code.
11197 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11200 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11201 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11202 (lookup_avail_expr): Use constant_boolean_node instead
11203 of boolean_false_node/boolean_true_node.
11205 2005-07-12 Ben Elliston <bje@au.ibm.com>
11207 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11208 and use it when printing num_edges.
11210 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11212 * doc/extend.texi (Blackfin Built-in Functions): New section.
11213 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11216 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11218 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11219 s/cmpstrsi/cmpstrnsi
11220 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11222 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11223 (init_optabs): Initialize cmpstrn_optab.
11224 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11225 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11226 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11227 * config/i386/i386.md: s/cmpstr/cmpstrn
11228 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11229 * doc/md.texi: Update documentation.
11231 2005-07-11 Richard Henderson <rth@redhat.com>
11233 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11234 build_va_arg_indirect_ref.
11235 (alpha_gimplify_va_arg): Likewise.
11236 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11237 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11238 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11239 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11240 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11241 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11243 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11245 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11247 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11248 * passes.c (init_optimization_passes): Add pass_empty_loop.
11249 * tree-pass.h (pass_empty_loop): Declare.
11250 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11251 try_remove_empty_loop, remove_empty_loops): New functions.
11252 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11253 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11255 2005-07-12 Peter Barada <peter@the-baradas.com>
11257 PR middle-end/16719
11258 PR middle-end/18421
11259 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11260 in address registers.
11261 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11262 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11263 alternative of addsi3_5200.
11265 2005-07-11 Ian Lance Taylor <ian@airs.com>
11267 * config/mips/mips.md (ffs<mode>2): Remove.
11269 2005-07-11 Ian Lance Taylor <ian@airs.com>
11271 * doc/tree-ssa.texi (Cleanups): Improve description of
11273 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11275 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11277 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11278 * tree.h (DECL_ARGUMENT_FLD): New macro.
11280 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11282 Fix PR tree-optimization/22404
11284 * tree-ssa-structalias.c (create_variable_info_for): Use
11287 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11289 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11290 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11291 for second comparison operand.
11292 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11294 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11295 (define_insn_reservation "alu"): Likewise.
11296 (csync, ssync): Now of type sync.
11297 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11298 -mcsync-anomaly -mspecld-anomaly.
11299 * config/bfin/bfin.opt (mcsync): Remove.
11300 (mcsync-anomaly, mspecld-anomaly): Add.
11301 * config/bfin/bfin.c: Include "insn-codes.h".
11302 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11303 (TARGET_DEFAULT_TARGET_FLAGS): New.
11304 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11306 2005-07-11 Steven Bosscher <stevenb@suse.de>
11308 * basic-block.h: Give the BB flags enum a name, bb_flags.
11309 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11310 * cfgcleanup.c (enum bb_flags): Remove here.
11311 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11312 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11313 (update_forwarder_flag): Likewise.
11314 (thread_jump): Likewise.
11315 (try_forward_edges): Likewise.
11316 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11317 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11318 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11320 2005-07-11 Richard Guenther <rguenther@suse.de>
11322 * config/i386/i386.opt: New target option -msseregparm.
11323 * config/i386/i386.c (override_options): Error out for
11324 -msseregparm but no SSE support.
11325 (ix86_function_sseregparm): Check for global sseregparm.
11326 * doc/invoke.texi: Document -msseregparm.
11328 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11330 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11331 (m32rle-*-linux*): Ditto.
11333 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11335 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11336 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11339 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11341 PR middle-end/22239
11343 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11344 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11346 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11348 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11349 (varmap): Heapify varmap.
11350 (constraints): Heapify constraints.
11351 (struct constraint_graph): Heapify succs and preds.
11352 (constraint_vec_find): Update for heapification.
11353 (constraint_set_union): Ditto.
11354 (insert_into_complex): Ditto.
11355 (constraint_edge_vec_find): Ditto.
11356 (erase_graph_self_edge): Ditto.
11357 (add_graph_edge): Ditto.
11358 (get_graph_weights): Ditto.
11359 (merge_graph_nodes): Ditto.
11360 (build_constraint_graph): Ditto.
11361 (topo_visit): Ditto.
11362 (solve_graph): Ditto.
11363 (create_variable_info_for): Ditto.
11364 (init_base_vars): Ditto.
11365 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11366 (condese_varmap_nodes): Free complex vector.
11367 (clear_edges_for_node): Clear succs and preds vector.
11369 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11371 * tree-ssa-structalias.c (update_alias_info): Change counting of
11372 references to not include vdefs.
11374 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11376 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11377 (up_insert): Ditto.
11379 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11381 * pa.c (pa_commutative_p): Make PLUS commutative when
11382 TARGET_NO_SPACE_REGS is true.
11384 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11386 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11387 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11388 * tree-dfa.c (dump_subvars_for): New.
11389 (debug_subvars_for): New.
11390 (dump_variable): Show subvariables if VAR has them.
11391 * tree-flow-inline.h (get_subvar_at): New.
11392 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11393 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11395 (struct subvar): Change fields offset and size to unsigned
11397 (dump_subvars_for): Declare.
11398 (debug_subvars_for): Declare.
11399 (get_subvar_at): Declare.
11400 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11401 to unsigned HOST_WIDE_INT *.
11402 (overlap_subvar): Likewise.
11403 * tree-gimple.c (is_gimple_reg): Always return false for
11404 SFTs and memory tags.
11405 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11406 Update all callers.
11407 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11408 (compute_may_aliases): Call compute_points_to_sets.
11409 (collect_points_to_info_for): Remove.
11410 (compute_points_to_and_addr_escape): Remove.
11411 (delete_alias_info): Call delete_points_to_sets.
11412 (compute_flow_sensitive_aliasing): If the call to
11413 find_what_p_points_to returns false, call set_pt_anything.
11414 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11415 (set_pt_anything): Clear pi->pt_vars.
11416 (set_pt_malloc): Remove.
11417 (merge_pointed_to_info): Remove.
11418 (add_pointed_to_expr): Remove.
11419 (add_pointed_to_var): Remove.
11420 (collect_points_to_info_r): Remove.
11421 (is_escape_site): Make extern.
11423 (create_overlap_variables_for): Call it.
11424 * tree-ssa-copy.c (merge_alias_info): Never merge
11425 flow-sensitive alias information.
11426 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11427 offset and size to be unsigned HOST_WIDE_INT.
11428 (add_to_addressable_set): Rename from note_addressable.
11429 Set TREE_ADDRESSABLE as the variables are added to the set.
11431 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11432 operands into VUSEs when adding V_MAY_DEFs for members in an
11434 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11435 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11436 (struct variable_info): Add bitfield is_heap_var.
11437 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11438 (new_var_info): Initialize is_heap_var.
11439 (get_constraint_for): Add HEAP variables to the symbol table.
11440 Mark them with is_heap_var.
11441 (update_alias_info): New. Taken mostly from the old
11442 compute_points_to_and_addr_escape.
11443 (handle_ptr_arith): New.
11444 (find_func_aliases): Call update_alias_info.
11445 Call handle_ptr_info for tcc_binary expressions.
11446 Call mark_stmt_modified.
11447 (create_variable_info_for): If DECL has subvars, do not create
11448 variables for its subvars. Always add all the fields.
11449 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11450 SFTs, then add all the SFTs of the structure.
11451 If VI->DECL is an aggregate with subvariables, add the SFT at
11453 (find_what_p_points_to): If VI is an artificial variable,
11454 translate to bitfields in SSA_NAME_PTR_INFO.
11455 If the solution is empty, set pi->pt_vars to NULL
11456 (init_base_vars): Create ANYOFFSET.
11457 (compute_points_to_sets): Rename from create_alias_vars.
11459 (pass_build_pta): Remove.
11460 (delete_points_to_sets): Rename from delete_alias_vars.
11461 (pass_del_pta): Remove.
11462 * tree-ssa-structalias.h (struct alias_info): Move from
11464 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11465 NUM_REFERENCES_SET): Likewise.
11466 (compute_points_to_sets, delete_points_to_sets): Declare.
11468 2005-07-09 Richard Henderson <rth@redhat.com>
11470 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11471 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11472 alpha_split_lock_test_and_set_12): New functions.
11473 * config/alpha/alpha-protos.h: Update.
11474 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11475 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11476 * config/alpha/sync.md (I12MODE): New.
11477 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11478 (sync_<fetchop_name><I48MODE>): Likewise.
11479 (sync_nand<I48MODE>): Likewise.
11480 (sync_old_<fetchop_name><I48MODE>): Likewise.
11481 (sync_new_<fetchop_name><I48MODE>): Likewise.
11482 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11483 (sync_compare_and_swap<I48MODE>): Likewise.
11484 (sync_lock_test_and_set<I48MODE>): Likewise.
11485 (sync_compare_and_swap<I12MODE>): New.
11486 (sync_compare_and_swap<I12MODE>_1): New.
11487 (sync_lock_test_and_set<I12MODE>): New.
11488 (sync_lock_test_and_set<I12MODE>_1): New.
11490 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11494 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11496 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11498 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11499 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11501 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11504 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11506 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11508 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11509 memory_operand constraint.
11510 (store_conditional_<mode>): Same.
11511 (sync_compare_and_swap<mode>): Same.
11512 (sync_lock_test_and_set<mode>): Same.
11514 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11516 Rewrite PIC support to more closely model actual instructions.
11517 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11518 (cris_symbol): Remove prototypes for removed functions.
11519 (cris_pic_symbol_type_of, cris_valid_pic_const)
11520 (cris_expand_pic_call_address): Prototypes for new functions.
11521 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11523 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11525 <case ':'>: Add case for new punctuation character.
11526 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11527 emitting (extra) PIC modifier.
11528 <case UNSPEC>: Do not assert for PLT.
11529 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11530 (cris_expand_prologue, cris_expand_epilogue): Check
11531 for pic_offset_table_rtx usage instead of taking
11532 current_function_uses_pic_offset_table as the final word.
11533 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11534 Remove flag_pic difference.
11535 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11536 the moral equivalents of...
11537 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11539 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11540 (cris_handle_option): Mark ARG as unused.
11541 (cris_expand_pic_call_address): New worker function for "call",
11543 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11544 output PIC constructs here.
11545 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11546 as symbol-specific modifers, not whole or part of operands.
11547 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11548 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11549 constants and flag_pic.
11550 (CONSTANT_INDEX_P): Adjust for new functions.
11551 (enum cris_pic_symbol_type): New helper type.
11552 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11553 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11554 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11556 ("movsi"): Emit actual instructions for GOT and relative access.
11557 ("*movsi_got_load"): New pattern to set up the register holding
11559 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11560 Adjust FIXME for 'S'.
11561 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11562 Use "movs" for -fpic cases.
11563 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11564 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11565 ("call", "call_value"): Just call cris_expand_pic_call_address for
11567 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11568 Remove special pattern.
11569 ("*expanded_call_side", "*expanded_call_value_side"): New
11571 (gotplt-to-plt, gotplt-to-plt-side-call)
11572 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11574 * config/cris/cris/predicates.md
11575 ("cris_general_operand_or_gotless_symbol"): Remove unused
11577 ("cris_general_operand_or_symbol"): Adjust for new functions.
11579 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11581 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11583 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11585 * Makefile.in (TREE_H): Add treestruct.def.
11586 (c-decl.o): Add pointer-set.h
11587 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11588 visibility on regular DECL's.
11589 (merge_decls): Fix the copying of decl nodes of various types for
11590 the new structures. Don't update RTL, section name, weak status,
11591 etc, on DECL's without RTL.
11592 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11593 Don't check volatile on non-variable types.
11594 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11595 to check whether we have seen arguments.
11596 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11597 flag is checked before field (flag is common, field is not).
11598 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11599 TS_DECL_COMMON could have an origin.
11600 (add_location_or_const_value_attribute): Don't check section name
11601 on non-var/function decls.
11602 (dwarf2out_var_location): Reverse order of tests.
11603 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11604 with DECL_WRTL_CHECK.
11605 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11606 * fold-const.c (fold_binary): Don't check weakness on
11607 non-var/function decls.
11608 (tree_expr_nonzero_p): Ditto.
11609 (fold_checksum_tree): Use tree_decl_extra as sizeof
11611 * ggc-page.c (extra_order_size_table): Add sizes for
11612 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11614 * gimplify.c (gimplify_bind_expr): Only set
11615 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11616 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11618 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11619 * langhooks.h (init_ts). New langhook.
11620 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11621 * print-tree.c (print_node): Update to only print fields that
11622 exist in the structures the passed decl has.
11623 * toplev.c (wrapup_global_declarations): Don't reset
11624 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11625 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11626 * tree-inline.c (remap_decl): Ditto.
11627 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11628 * tree-pretty-print.c (print_declaration): Don't print
11629 DECL_REGISTER on things that don't contain it.
11630 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11631 non-var/function decls.
11632 * tree.c (tree_contains_struct): New structure.
11633 (init_priority_for_decl): New hashtable.
11634 (tree_int_map): New structure.
11635 (tree_int_map_eq): New function.
11636 (tree_int_map_marked_p): Ditto.
11637 (tree_int_map_hash): Ditto.
11638 (tree_map): Move to tree.h.
11639 (tree_map_eq): Externalize.
11640 (tree_map_hash): Ditto.
11641 (tree_map_marked_p): Ditto.
11642 (init_ttree): Set up tree_contains_struct and call langhook.
11643 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11644 (tree_code_size): Update for new structures.
11645 (tree_node_structure): Update for new structures.
11646 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11648 (copy_node_stat): Copy init priority.
11649 (build_decl_stat): Ditto for visibility.
11650 (ts_enum_names): New.
11651 (tree_contains_struct_check_failed): New function.
11652 (decl_init_priority_lookup): Ditto.
11653 (decl_init_priority_insert): Ditto.
11654 * treestruct.def: New file.
11655 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11656 (CONTAINS_STRUCT_CHECK): Ditto.
11657 (tree_contains_struct_check_failed): New prototype.
11658 (DECL_CHECK): Removed.
11659 (DECL_MINIMAL_CHECK): New.
11660 (DECL_COMMON_CHECK): Ditto.
11661 (DECL_WRTL_CHECK): Ditto.
11662 (DECL_NON_COMMON_CHECK): Ditto.
11663 (DECL_WITH_VIS_CHECK): Ditto.
11664 (VAR_OR_FUNCTION_DECL_P): Ditto
11665 (struct tree_decl_minimal): New structure.
11666 (struct tree_decl_common): Ditto.
11667 (struct tree_decl_with_rtl): Ditto.
11668 (struct tree_decl_with_vis): Ditto.
11669 (struct tree_decl_non_common): Ditto.
11670 (struct tree_field_decl): Ditto.
11671 (struct tree_parm_decl): Ditto.
11672 (struct tree_var_decl): Ditto.
11673 (struct tree_function_decl): Ditto.
11674 (struct tree_const_decl): Ditto.
11675 (struct tree_result_decl): Ditto.
11676 (union tree_node): Add new structures.
11677 * var-tracking.c (track_expr_p): Reverse order of tests.
11679 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11681 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11683 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11684 * system.h: Poison FINALIZE_PIC.
11685 * doc/tm.texi (FINALIZE_PIC): Remove.
11687 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11690 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11691 to the correct type if we have a MODIFY_EXPR.
11693 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11695 PR tree-optimization/22360
11696 * tree.c (upper_bound_in_type): Fix calculations for casting
11697 to a non-wider signed type and casting a signed value to a
11698 wider unsigned type.
11699 (lower_bound_in_type): Fix calculations for casting to a
11700 non-wider signed type.
11702 PR tree-optimization/20139
11703 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11705 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11706 fold_cond_expr_cond.
11707 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11708 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11710 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11713 * tree-complex.c (expand_complex_libcall): Produce
11714 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11716 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11718 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11719 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11720 b" assert and inserted fastpath code for this case.
11721 (bitmap_ior): Removed "a != b" assert.
11723 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11725 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11726 (ENDFILE_SPEC): Likewise.
11727 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11729 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11730 a large stack frame at epilogue.
11732 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11734 * final.c: Include sdbout.h when required.
11736 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11738 * config.gcc (*-*-darwin*): Only one target-specific header file
11739 for generic darwin.
11740 (powerpc-*-darwin*): Add version-specific header files.
11741 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11742 * config.in: Regenerate.
11743 * configure: Regenerate.
11744 * gcc.c: Include xregex.h.
11745 (version_compare_spec_function): New.
11746 (spec_function): Add version-compare.
11747 (replace_outfile_spec_function): Reformat comment.
11748 (compare_version_strings): New.
11749 * config/darwin-c.c (version_as_macro): New.
11750 (builtin_define): New.
11751 (darwin_cpp_builtins): New.
11752 * config/darwin-protos.h (darwin_cpp_builtins): New.
11753 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11754 (LIB_SPEC): Make unconditional, update comment.
11755 (TARGET_C99_FUNCTIONS): Define.
11756 * config/darwin.opt: Sort.
11757 (mmacosx-version-min=): New.
11758 * config/darwin7.h: Delete.
11759 * config/darwin8.h: Delete.
11760 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11761 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11762 (TARGET_C99_FUNCTIONS): Define.
11763 * config/rs6000/darwin7.h: New.
11764 * config/rs6000/darwin8.h: New.
11765 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11766 (-mmacosx-version-min): Document.
11768 2005-07-07 Ian Lance Taylor <ian@airs.com>
11770 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11772 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11774 PR middle-end/22239
11775 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11777 2005-07-07 Khem Raj <kraj@mvista.com>
11779 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11780 in bytes, not words.
11782 2005-07-07 Paul Brook <paul@codesourcery.com>
11784 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11785 DEFAULT_FUNCTION_ARG_PADDING to upward.
11787 2005-07-07 Richard Henderson <rth@redhat.com>
11789 * function.c (locate_and_pad_parm): Record parameter alignment in
11790 stack_alignment_needed.
11792 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11794 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11795 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11796 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11797 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11798 (define_attr "type"): Add isync, sync, load_l, store_c.
11799 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11800 Create scratch volatile MEM.
11801 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11803 (load_locked_<mode>): New.
11804 (store_conditional_<mode>): New.
11805 (sync_compare_and_swap<mode>): Replace with splitter.
11806 (sync_lock_test_and_set<mode>): Replace with splitter.
11807 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11809 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11810 is ics. Attribute isync.
11811 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11813 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11814 and UNSPECV_SYNC_OP.
11815 (emit_unlikely_jump): New.
11816 (emit_load_locked): New.
11817 (emit_store_conditional): New.
11818 (rs6000_split_compare_and_swap): New.
11819 (rs6000_split_lock_test_and_set): New.
11820 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11821 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11822 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11823 rs6000_split_lock_test_and_set): Declare.
11824 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11825 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11826 store_c, isync, sync.
11828 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11830 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11831 filenames to gtyp-gen.h.
11832 (s-typ-gen): Use it in place of for loops.
11834 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11836 * hooks.c (hook_bool_rtx_int_false): New function.
11837 * hooks.h (hook_bool_rtx_int_false): Declare.
11838 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11839 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11840 * target.h (struct gcc_target): Add commutative_p member.
11841 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11842 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11843 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11844 (pa_commutative_p): New function.
11845 * jump.c (target.h): Include.
11846 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11847 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11849 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11851 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11852 (s390_expand_setmem): New.
11853 * config/s390/s390.c: Likewise.
11854 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11856 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11857 general_operand. Call new function "s390_expand_setmem".
11858 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11859 ("setmem_long", "*setmem_long"): ... this.
11861 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11863 * config/s390/s390.c: (optimization_options): Enable
11864 TARGET_MVCLE at -Os.
11865 * doc/invoke.texi: Document changes in default behaviour.
11866 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11868 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11870 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11871 defined by back-end.
11873 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11875 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11876 all sets in the pattern.
11877 * config/rs6000/rs6000.md (stack_protect_testsi,
11878 stack_protect_testdi): Likewise.
11880 2005-07-06 Jeff Law <law@redhat.com>
11882 * tree-vrp.c (simplify_using_ranges): Kill.
11883 (vrp_finalize): Remove call to simplify_using_ranges.
11884 (simplify_stmt_using_ranges): New function extracted from
11885 simplify_using_ranges.
11886 (simplify_div_or_mod_using_ranges): Likewise.
11887 (simplify_abs_using_ranges): Likewise.
11888 (simplify_cond_using_ranges): New function.
11889 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11890 * tree-ssa-propagate.c (substitute_and_fold): Call
11891 simplify_stmt_using_ranges if we have range information.
11893 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11895 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11896 ia64_flag_schedule_isns2.
11898 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11899 reading/writing general registers.
11900 (ia64_function_arg): Revert 2005-06-18 change.
11902 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11904 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11905 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11907 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11909 * function.c (expand_function_end): Revert part of 2005-06-27
11910 patch. Do sjlj_emit_function_exit_after after return_label.
11912 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11914 * doc/install.texi (--disable-libssp): New.
11916 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11918 * doc/invoke.texi: Update -fforce-mem documentation.
11919 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11920 code for -fforce-mem.
11921 * expmed.c: (store_bit_field,store_fixed_bit_field,
11922 extract_bit_field): Ditto.
11923 * expr.c: (convert_move): Ditto.
11924 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11925 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11926 emit_conditional_add,expand_float,expand_fix): Ditto.
11927 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11928 (common_handle_option): Issue warning when -fforce-mem specified.
11930 2005-07-06 Paul Brook <paul@codesourcery.com>
11932 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11934 * configure: Regenerate.
11936 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11938 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11940 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11942 Fix PR tree-optimization/22319
11943 Fix PR tree-optimization/22140
11944 Fix PR tree-optimization/22310
11946 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11947 variable sized types.
11948 Use correct type for intermediate structure on *a = *b structure
11951 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11953 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11955 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11956 (machine_function): Move typedef to...
11957 * config/rs6000/rs6000.c (machine_function): ... here. Add
11958 varargs_save_offset field.
11959 (rs6000_stack_t): Remove varargs_size field.
11960 (setup_incoming_varargs): Allocate varargs save area using
11961 assign_stack_local, try to make it as small as possible.
11962 Save offset from virtual_stack_vars_rtx to the save area
11963 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11964 instead of magic 8 when fp word byte size is used.
11965 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11966 instead of -RS6000_VARARGS_SIZE.
11967 (rs6000_stack_info, debug_stack_info,
11968 rs6000_initial_elimination_offset): Remove all traces of
11970 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11971 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11972 RS6000_VARARGS_AREA.
11974 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11976 PR tree-optimization/21963
11977 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11978 constant_multiple_of in the same way get_computation_cost_at does.
11980 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11982 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11983 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11984 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11985 and return its previous value.
11986 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11987 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11989 (stack_protect_set, stack_protect_test): New expanders.
11990 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11991 stack_protect_testdi): New insns.
11992 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11993 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11995 2005-07-06 Jeff Law <law@redhat.com>
11997 * tree-ssa-dce.c (cfg_altered): New global.
11998 (tree_dce_init): Initialize cfg_altered.
11999 (remove_dead_stmt): If we remove an edge in the CFG, then set
12001 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12004 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12006 * Makefile.in (stamp-collect-ld): Use
12007 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12008 ./collect-ld if it already exists.
12009 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12010 Don't remove ./nm if it already exists.
12012 2005-07-05 Devang Patel <dpatel@apple.com>
12014 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12015 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12016 * tree-vectorizer.c (vect_loop_location): New.
12017 (vect_print_dump_info): Use vect_loop_location.
12018 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12019 (vectorize_loops): Set vect_loop_location.
12020 * tree-vect-analyze.c (vect_analyze_offset_expr,
12021 vect_determin_vectorization_factor, vect_analyze_operations,
12022 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12023 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12024 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12025 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12026 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12027 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12028 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12029 vect_analyze_loop): Adjust vect_print_dump_info API.
12030 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12031 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12032 vect_finish_stmt_generation, vectorizable_assignment,
12033 vectorizable_operation, vectorizable_store, vectorizable_load,
12034 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12035 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12036 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12037 vect_transform_loop): Same.
12038 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12039 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12042 2005-07-05 Randolph Chung <tausq@debian.org>
12044 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12045 * configure: Regenerate.
12046 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12047 (pa_tls_referenced_p): Declare.
12048 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12049 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12050 (legitimize_tls_address): New.
12051 (hppa_legitimize_address): Handle TLS addresses.
12052 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12053 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12054 (emit_move_sequence): Handle TLS addresses.
12055 (pa_encode_section_info): Call default handler to handle common
12057 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12058 (CONSTANT_ADDRESS_P): Reject TLS operands.
12059 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12060 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12061 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12062 (UNSPEC_TLSLE): Define new constants.
12063 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12064 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12065 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12066 (tie_symbolic_operand, tle_symbolic_operand): New
12068 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12070 * aclocal.m4: Update macros for autoconf 2.59 style.
12071 * configure.ac: Likewise.
12073 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12075 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12076 (function_arg): Pass small aggregates in general registers on 32-bit
12078 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12080 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12082 * Makefile.in (final.o): Fix dependencies.
12084 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12088 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12089 * langhooks.c (lhd_expr_to_decl): New.
12090 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12092 (LANG_HOOKS_INITIALIZER): Update.
12093 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12094 expr_to_decl langhook.
12095 * c-tree.h (c_expr_to_decl): Declare.
12096 * c-typeck.c (c_expr_to_decl): New.
12097 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12099 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12101 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12104 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12105 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12107 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12109 * Makefile.in: Adjust dependencies.
12110 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12111 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12112 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12113 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12114 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12115 rest_of_compilation.
12117 * bb-reorder.c (gate_duplicate_computed_gotos,
12118 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12119 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12120 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12121 pass_partition_blocks): New.
12122 * bt-load.c (gate_handle_branch_target_load_optimize,
12123 rest_of_handle_branch_target_load_optimize,
12124 pass_branch_target_load_optimize): New.
12125 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12127 * cfglayout.c (pass_insn_locators_initialize): New.
12128 * cfgrtl.c (pass_free_cfg): New.
12129 * combine.c (gate_handle_combine, rest_of_handle_combine,
12130 pass_combine): New.
12131 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12132 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12133 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12134 * except.c (pass_set_nothrow_function_flags,
12135 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12137 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12138 rest_of_handle_shorten_branches, pass_shorten_branches,
12139 rest_of_clean_state, pass_clean_state): New.
12140 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12141 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12142 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12144 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12145 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12146 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12147 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12149 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12150 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12151 pass_rtl_ifcvt, gate_handle_if_after_combine,
12152 rest_of_handle_if_after_combine, pass_if_after_combine,
12153 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12154 pass_if_after_reload): New.
12155 * integrate.c (pass_initial_value_sets): New.
12156 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12157 pass_purge_lineno_notes): New.
12158 * mode-switching.c (rest_of_handle_mode_switching,
12159 pass_mode_switching): New.
12160 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12161 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12163 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12164 pass_loop_optimize): New.
12165 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12167 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12169 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12170 pass_postreload_cse): New.
12171 * profile.c (gate_handle_profiling, pass_profiling,
12172 rest_of_handle_branch_prob, pass_branch_prob): New.
12173 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12174 pass_split_before_regstack, gate_handle_split_before_regstack,
12175 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12176 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12177 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12178 pass_stack_regs): New.
12179 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12180 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12181 pass_stack_adjustments): New.
12182 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12183 pass_regrename): New.
12184 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12185 pass_delay_slots, gate_handle_machine_reorg,
12186 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12187 * rtl.h (extern void purge_line_number_notes): New.
12188 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12189 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12191 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12193 * value-prof.c (gate_handle_value_profile_transformations,
12194 rest_of_handle_value_profile_transformations,
12195 pass_value_profile_transformations): New.
12196 * var-tracking.c (gate_handle_var_tracking,
12197 pass_variable_tracking): New.
12198 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12200 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12201 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12202 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12203 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12204 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12205 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12206 rest_of_handle_gcse2, rest_of_handle_regmove,
12207 rest_of_handle_tracer, rest_of_handle_if_conversion,
12208 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12209 rest_of_handle_web, rest_of_handle_branch_prob,
12210 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12211 rest_of_handle_jump_bypass, rest_of_handle_combine,
12212 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12213 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12214 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12215 rest_of_handle_mode_switching, rest_of_handle_jump,
12216 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12217 rest_of_handle_flow2, rest_of_handle_jump2,
12218 rest_of_handle_peephole2, rest_of_handle_postreload,
12219 rest_of_handle_shorten_branches, rest_of_clean_state,
12220 rest_of_compilation): Remove.
12222 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12223 * passes.c (dump_flags, in_gimple_form, all_passes,
12224 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12225 register_dump_files, next_pass_1, last_verified, execute_todo,
12226 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12227 from tree-optimize.c.
12228 (init_optimization_passes): Moved from tree-optimize.c,
12229 adding the RTL optimizations.
12230 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12231 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12232 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12233 register_dump_files, next_pass_1, last_verified, execute_todo,
12234 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12235 init_tree_optimization_passes, ipa_passes): Delete.
12236 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12238 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12239 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12241 (ipa_passes): Remove.
12242 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12243 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12244 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12245 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12246 (dump_info_p, dump_flag): Moved to tree-dump.h.
12248 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12250 * passes.c (finish_optimization_passes): Use dump_begin
12251 and dump_end, TDI_end.
12252 (gate_rest_of_compilation): New.
12253 (pass_rest_of_compilation): Use it.
12254 (gate_postreload, pass_postreload): New.
12255 * toplev.c (general_init): Rename init_tree_optimization_passes.
12256 * toplev.h (init_tree_optimization_passes): Rename to
12257 init_optimizations_passes.
12258 * tree-dump.c (dump_flag): Make static.
12259 (dump_files): Remove RTL dumps.
12260 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12261 pass_cleanup_cfg, pass_free_cfg_annotations,
12262 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12263 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12264 * tree-pretty-print.c: Include tree-pass.h.
12265 * cgraph.c: Include tree-dump.h.
12267 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12269 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12270 Only fall back to saying it points to readonly memory if
12271 we can't do better.
12273 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12275 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12276 * config/m32r/m32r.c (m32r_compute_frame_size,
12277 m32r_expand_prologue): Take current_function_profile into
12278 account whenever we reference
12279 current_function_uses_pic_offset_table.
12280 (m32r_finalize_pic): Remove.
12281 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12283 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12285 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12286 instead of $<. Don't remove ./as if it already exists.
12288 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12291 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12292 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12293 for complex modes when generating code for PA 1.0.
12294 (VALID_FP_MODE_P): New macro.
12295 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12296 sets for all general and floating point modes. Align wide floating
12297 point modes to even register boundaries to comply with architectural
12299 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12300 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12301 (VALID_FP_MODE_P): New macro.
12302 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12303 sets for all general and floating point modes. Align wide floating
12304 point modes to even register boundaries to comply with architectural
12307 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12309 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12312 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12314 * tree-ssa-structalias.c: Don't include expr.h.
12316 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12318 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12321 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12323 Fix PR tree-optimization/22279
12325 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12328 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12330 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12332 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12334 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12335 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12336 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12337 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12338 config/stormy16/stormy16.c, config/v850/v850.c,
12339 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12340 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12341 Avoid "." or "\n" at end of diagnostics and capital letters at
12342 start of diagnostics.
12343 * combine.c, cse.c: Don't translate dump file output.
12344 * toplev.c (print_version): Only translate output if going to
12347 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12349 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12350 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12353 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12355 * pa.c (fix_range): Fix typo in comment.
12357 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12359 * tree-vrp.c (extract_range_from_assert): Replace
12360 fold (build (...)) with fold_build2.
12362 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12364 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12365 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12366 (format_types_orig, handle_format_attribute): Add support for
12369 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12371 * varasm.c (assemble_variable): Fix format specifier thinko.
12373 2005-07-03 Ira Rosen <irar@il.ibm.com>
12375 PR tree-optimization/22029 (and 22135)
12376 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12377 a phi node before calling dump_vops.
12379 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12381 * tree-dump.h (dump_string_field): Declare.
12382 * tree-dump.c: Use it instead of dump_string.
12383 (dump_string_field): Make non-static.
12385 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12387 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12388 up the minimal CFG stuff always when optimize > 0. Call
12389 split_all_insns_noflow in PIC case if needed.
12391 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12392 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12395 * c-decl.c (c_write_global_declarations): Dump contents of
12397 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12398 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12399 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12400 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12403 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12405 * c-common.h (GCC_DIAG_STYLE): Define.
12406 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12407 version for format checking to 4.1.
12408 * c-format.c: Include toplev.h after c-common.h.
12409 (enum format_type): Add gcc_tdiag_format_type.
12410 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12411 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12412 (format_types_orig): Add gcc_tdiag.
12413 (init_dynamic_diag_info): Support gcc_tdiag formats.
12414 (handle_format_attribute): Likewise.
12415 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12416 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12417 version for format checking to 4.1.
12418 (warning0, warning, error, pedwarn, sorry): Use
12419 ATTRIBUTE_GCC_DIAG.
12420 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12421 (finish_aliases_1): Do not use %qE.
12422 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12423 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12424 Correct format bugs.
12425 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12426 parameter to unsigned HOST_WIDE_INT.
12427 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12429 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12431 PR middle-end/21742
12432 * expr.c (write_complex_part): Use adjust_address for MEM.
12433 (read_complex_part): Same.
12435 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12437 Fix PR tree-optimization/22280
12439 * tree-sra.c (generate_element_init): Remove useless loop.
12441 2005-07-02 Richard Henderson <rth@redhat.com>
12443 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12445 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12447 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12449 PR middle-end/14490
12450 * fold-const.c (fold_binary): Handle the return value of
12451 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12452 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12454 2005-07-02 Jeff Law <law@redhat.com>
12456 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12457 a eliminate type conversion which feeds an equality comparison
12458 if the original type or either operand in the comparison is a
12461 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12463 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12464 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12466 * config/avr/avr.c: Do not use '`' as left quote.
12467 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12468 Remove "." from end of diagnostics. Make diagnostics start with
12471 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12472 Joseph S. Myers <joseph@codesourcery.com>
12474 * toplev.c (default_tree_printer): Handle setting location with
12476 * c-objc.common.c (c_tree_printer): Likewise.
12477 * c-format.c (gcc_diag_flag_specs): Add '+'.
12478 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12479 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12481 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12482 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12483 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12484 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12485 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12486 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12487 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12488 format arguments where %J is used without %D.
12490 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12492 * gcc.c (LINK_SSP_SPEC): Define.
12493 (link_ssp_spec): New variable.
12494 (LINK_COMMAND_SPEC): Add %(link_ssp).
12495 (static_specs): Add link_ssp_spec.
12496 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12497 * configure: Rebuilt.
12498 * config.in: Rebuilt.
12500 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12501 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12502 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12503 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12504 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12505 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12506 -0x7008(2) instead of reading __stack_chk_guard variable.
12507 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12509 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12510 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12511 if TARGET_THREAD_SSP_OFFSET is defined.
12512 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12513 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12516 2005-06-27 Richard Henderson <rth@redhat.com>
12517 * libgcc-std.ver (GCC_4.1.0): New.
12518 * libgcc.h (__stack_chk_guard): Declare.
12519 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12520 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12521 * mklibgcc.in (lib2funcs): Add them.
12523 2005-07-01 Richard Henderson <rth@redhat.com>
12525 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12526 void * before struct sigcontext *.
12527 (x86_fallback_frame_state): Likewise.
12529 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12531 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12533 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12536 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12537 we check for SSA_NAME for.
12539 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12541 Fix PR tree-optimization/22071
12543 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12545 (get_constraint_for_component_ref): Use it.
12547 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12550 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12551 print out the last new line.
12553 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12555 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12556 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12557 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12558 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12559 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12560 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12561 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12562 (enum reg_class): New member CC0_REGS.
12563 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12564 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12565 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12566 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12567 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12568 Adjust for register now described.
12570 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12573 * config/i386/i386.md (stack_protect_test_si,
12574 stack_protect_test_di): Add earlyclobber for scratch 3.
12575 * config/rs6000/rs6000.md (stack_protect_testsi,
12576 stack_protect_testdi): Add earlyclobber for scratch 3,
12577 remove earlyclobber from scratch 4.
12579 Older entries for 2005 can be found in ChangeLog-2005.