1 2005-12-22 Richard Guenther <rguenther@suse.de>
3 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
4 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
5 * varasm.c (array_size_for_constructor): Likewise.
6 * fold-const.c (size_diffop, invert_truthvalue,
7 optimize_bit_field_compare, make_range, build_range_check,
8 fold_cond_expr_with_comparison, fold_truthop,
9 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
11 2005-12-22 Dale Johannesen <dalej@apple.com>
13 * config/i386/sse.md (sse_movhlps): Reverse operands for
14 2nd and 3rd alternatives.
16 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
19 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
22 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
23 Steven Bosscher <stevenb@suse.de>
25 * df.c (df_bitmaps_free): Only work for bbs for that structures are
27 (df_bb_modify): Realloc tables to the new index.
28 (df_find_use): New function.
29 (df_find_def, df_reg_used): Handle subregs.
30 * df.h (df_find_use): Declare.
32 * loop-invariant.c: Include hashtab.h.
33 (struct invariant): Remove processed field, add eqto and reg fields.
34 (struct invariant_expr_entry): New.
35 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
36 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
37 find_identical_invariants, merge_identical_invariants): New functions.
38 (create_new_invariant): Return the new invariant. Initialize new
40 (find_invariants): Call merge_identical_invariants.
41 (get_inv_cost, best_gain_for_invariant, set_move_mark,
42 move_invariant_reg): Handle equivalent invariants.
43 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
45 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
48 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
49 number is a single digit '0'.
51 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
53 PR tree-optimization/23518
54 * fold-const.c (make_range): Don't move a constant to the
55 other side of the comparison if the type is signed and -fwrapv
58 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
60 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
63 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
66 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
69 2005-12-21 Andrew Haley <aph@redhat.com>
72 * recog.c (peephole2_optimize): Don't peephole any
73 RTX_FRAME_RELATED_P insns.
75 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
77 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
78 fold_build2 with fold_binary.
79 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
80 Replace fold_build1 with fold_unary.
81 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
84 2005-12-21 Steven Bosscher <stevenb@suse.de>
86 PR rtl-optimization/25196
87 * postreload-gcse.c (record_last_set_info): Notice stack pointer
88 changes in push insns without REG_INC notes.
90 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
92 PR tree-optimization/25382.
93 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
96 2005-12-21 Janis Johnson <janis187@us.ibm.com>
97 Ben Elliston <bje@au.ibm.com>
99 * configure.ac: Enable C extension for decimal float if invoked
100 with --enable-decimal-float.
101 * doc/install.texi (Configuration): Document it.
102 * configure, config.in: Regenerate.
104 2005-12-20 Mike Stump <mrs@apple.com>
106 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
107 ambiguity between -seg_addr_table and -seg_addr_table_filename.
108 (WORD_SWITCH_TAKES_ARG): Likewise.
109 (LINK_SPEC): Likewise.
111 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
113 * cfganal.c (flow_reverse_top_sort_order_compute):
114 Renamed to post_order_compute and additional parameter added which
115 allows the inclusion of entry and exit blocks into list.
116 (mark_dfs_back_edges): Fixed comment.
117 (flow_depth_first_order_compute): Renamed to
118 pre_and_rev_post_order_compute additional parameter added which
119 allows the inclusion of entry and exit blocks into list.
120 * global.c (set_up_bb_rts_numbers): Call to
121 flow_reverse_top_sort_order_compute renamed to
123 * var-tracking.c (vt_stack_adjustments): Fixed comment.
124 (vt_find_locations): Call to
125 flow_depth_first_order_compute renamed to
126 pre_and_rev_post_order_compute.
127 * cfgloop.c (flow_find_loops): Ditto.
128 * tree-ssa-reassoc.c (init_reassoc): Ditto.
129 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
130 flow_reverse_top_sort_order_compute renamed to post_order_compute
131 and calls to flow_reverse_top_sort_order_compute renamed to
133 * basic_block.h: Ditto.
136 2005-12-20 Roger Sayle <roger@eyesopen.com>
137 Paolo Bonzini <bonzini@gnu.org>
139 PR rtl-optimization/25115
140 * gcse.c (pre_insert_copy_insn): Fall back to the sole
141 SET in the insn if there is no SET for an
142 expression that is equivalent to EXPR.
144 2005-12-20 Richard Guenther <rguenther@suse.de>
147 * builtins.c (std_gimplify_va_arg_expr): Do not align
148 va frame for zero sized types.
149 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
151 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
153 PR tree-optimization/25501
154 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
155 used in the PHI argument corresponding to the edge from BB to
158 2005-12-20 Richard Guenther <rguenther@suse.de>
161 2005-12-02 Richard Guenther <rguenther@suse.de>
163 * tree-cfg.c (mark_used_vars): New function.
164 (dump_function_to_file): Dump only used VAR_DECLs.
166 2005-12-19 Roger Sayle <roger@eyesopen.com>
168 * combine.c (try_combine): Improve splitting of binary operators
169 by taking advantage of reassociative transformations.
171 2005-12-19 Jeff Law <law@redhat.com>
173 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
174 Strip away all type conversions after simplifying the
177 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
178 cases the forwarder block dominates the destination.
180 2005-12-19 DJ Delorie <dj@redhat.com>
182 * reload1.c (spill_failure): Dump reload data to dump file.
183 (find_reload_regs): Likewise.
185 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
187 PR tree-optimization/24793
188 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
189 original reference if there are subvars.
190 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
192 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
194 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
195 Corrected basic block number calculations for changes in entry and
198 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
200 * tree-flow.h (struct var_ann_d): Change type of
201 may_aliases field to VEC(tree, gc) *.
202 (may_aliases): Declaration changed.
203 * tree-ssa-alias.c (group_aliases, add_may_alias,
204 replace_may_alias, dump_may_aliases_for,
205 is_aliased_with, add_type_alias, new_type_alias):
206 Work with VEC(tree, gc) * instead of varray.
207 * tree-flow-inline.h (may_aliases): Ditto.
208 * tree-ssa.c (verify_flow_insensitive_alias_info,
209 verify_name_tags): Ditto.
210 * tree-ssa-operands.c (add_stmt_operand): Ditto.
212 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
214 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
217 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
219 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
222 2005-12-19 Ben Elliston <bje@au.ibm.com>
224 * doc/install.texi (Configuration): Typo in Fortran subheading.
226 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
228 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
229 scratch. Correct its reload split. Adjust its peephole.
230 (doloop_end): Add additional scratch.
232 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
233 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
234 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
235 (mt_builtin_saveregs): Replace with ...
236 (mt_setup_incoming_varargs): ... here. Save just the varadic
238 (mt_va_start): Remove.
239 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
240 (mt_machine_reorg): Split all insns here.
241 (TARGET_SETUP_INCOMING_VARARGS): Override.
242 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
244 (EXPAND_BUILTIN_VA_START): Remove.
246 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
248 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
249 latent bug that could happen if update_life_info was called with a
250 blocks parameter and the call to cleanup_cfg actually deleted one
253 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
255 * tree-ssa-structalias.c (update_alias_info): Remove handling
256 of may_be_aliased (SSA_NAME_VAR (op)) case.
258 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
260 * tree-flow.h (struct stmt_ann_d): Remove
261 makes_aliased_loads and makes_aliased_stores fields.
262 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
263 and makes_aliased_loads fields.
264 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
265 use makes_aliased_stores.
266 * tree-ssa-operands.c (clobbered_aliased_loads,
267 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
268 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
269 add_call_read_ops): Do not set makes_aliased_stores and
270 makes_aliased_loads fields.
271 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
274 2005-12-18 Geoffrey Keating <geoffk@apple.com>
276 * config/darwin.h: Don't include darwin-sections.def to declare
277 global variables; instead create darwin_section_enum.
278 (darwin_section_enum): New.
279 (darwin_sections): New.
280 * config/darwin.c: Don't include darwin-sections.def to define
282 (darwin_sections): New.
283 (output_objc_section_asm_op): Rewrite to take advantage of
285 (darwin_init_sections): Rewrite to use darwin_sections.
286 (machopic_output_indirection): Update for darwin_sections array.
287 (machopic_select_section): Likewise.
288 (machopic_select_rtx_section): Likewise.
289 (machopic_asm_out_constructor): Likewise.
290 (machopic_asm_out_destructor): Likewise.
291 (darwin_file_end): Likewise.
292 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
293 * config/i386/i386.c (machopic_output_stub): Likewise.
295 2005-12-18 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/25481
298 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
299 don't have a varinfo for.
301 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
302 Janis Johnson <janis187@us.ibm.com>
303 Ben Elliston <bje@au.ibm.com>
305 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
306 (init_optabs): Handle libfuncs for decimal float.
307 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
308 * stor-layout.c (int_mode_for_mode): Likewise.
309 * simplify-rtx.c (simplify_immed_subreg): Likewise.
310 (simplify_unary_operation_1): Skip optimisations for decimal float
312 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
313 * emit-rtl.c (gen_const_vector): Add assertion check.
314 (init_emit_once): Populate const_tiny_rtx with constants in each
316 * expmed.c (extract_high_half, expand_mult_highpart_optab,
317 expand_mult_highpart): Assert that mode is not a scalar float
319 * expr.c (convert_move): Handle conversion between decimal and
320 binary floats of the same size.
321 * convert.c (convert_to_real): Consider decimal float types when
323 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
324 describe decimal floating point types.
326 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
328 PR rtl-optimization/21041
329 * reload.c (find_reloads_subreg_address): Replace paradoxical
330 subreg of MEM by widened access only if the resulting memory
331 is properly aligned, even on !STRICT_ALIGNMENT targets.
333 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
335 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
337 2005-12-18 Steven Bosscher <stevenb@suse.de>
339 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
340 the 2005-12-17 patch to renumber the entry and exit blocks.
342 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
344 * doc/objc.texi (Type encoding): Fix typo.
346 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
348 * tree-tailcall.c (find_tail_calls): Use XNEW.
349 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
350 (free_all_edge_infos): Use explicit cast to convert from void *.
351 (vrp_free): Likewise.
352 (dom_opt_finalize_block): Likewise.
353 (record_equivalences_from_incoming_edge): Likewise.
354 (thread_across_edge): Likewise. Use XCNEWVEC.
355 (record_cond): Use XCNEW.
356 (record_conditions): Use XNEWVEC.
357 (record_edge_info): Use XCNEWVEC.
358 (lookup_avail_expr): Use XNEW.
359 (record_range): Likewise. Use GGC_NEW.
360 * tree-nested.c (var_map_hash): Use explicit cast to convert from
362 (var_map_eq): Likewise.
363 (lookup_field_for_decl): Likewise.
364 (convert_nonlocal_reference): Likewise.
365 (convert_local_reference): Likewise.
366 (convert_nl_goto_reference): Likewise.
367 (convert_nl_goto_receiver): Likewise.
368 (convert_call_expr): Likewise.
369 (convert_tramp_reference): Likewise.
370 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
371 (convert_nl_goto_reference): Likewise.
372 (lookup_field_for_decl): Use GGC_NEW.
373 (create_nesting_tree): Use GGC_CNEW.
374 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
375 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
376 (create_alias_map_for): Likewise.
377 (setup_pointers_and_addressables): Use XCNEWVEC.
378 (get_ptr_info): Use GGC_NEW.
379 (used_part_map_eq): Use explicit cast to convert from void *.
380 (up_lookup): Likewise.
381 (up_insert): Use XNEW.
382 (get_or_create_used_part_for): Use XCNEW.
383 (get_tmt_for): Likewise.
384 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
385 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
386 (bitmap_set_new): Use explicit cast to convert from void *.
388 (insert_into_set): Likewise.
389 (pool_copy_list): Likewise.
390 (phi_translate): Likewise.
391 (create_value_expr_from): Likewise.
392 (insert_aux): Use XCNEWVEC.
393 (compute_avail): Use XNEWVEC.
394 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
395 (sort_coalesce_list): Likewise.
396 (build_tree_conflict_graph): Use XCNEWVEC.
397 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
398 * tree-ssa-copy.c (init_copy_prop): Likewise.
399 (fini_copy_prop): Likewise.
400 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
402 (record_equiv): Use XNEW.
403 (uncprop_into_successor_phis): Use explicit cast to convert from
405 (uncprop_initialize_block): Likewise.
407 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
409 PR tree-optimization/24378
410 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
411 basic-block after loop-versioning.
413 2005-12-18 Jeff Law <law@redhat.com>
415 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
416 to simplify SWITCH_EXPR_CODE moved from here to ...
417 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
418 (tree-ssa-forward_propagate_single_use_vars): Call
419 simplify_switch_expr when appropriate.
421 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
423 * doc/objc.texi (Type encoding): Add documentation about encoding
424 complex types and _Bool.
426 2005-12-17 Paul Brook <paul@codesourcery.com>
428 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
429 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
430 when frame_pointer_needed.
432 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
434 * tree-vn.c (vn_add): Use XNEW.
435 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
436 (ccp_fold): Likewise.
437 (fold_stmt_r): Use explicit cast to convert from void *.
438 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
439 (new_temp_expr_table): Likewise.
440 * gimplify.c (lookup_tmp_var): Use XNEW.
441 (gimplify_asm_expr): Use explcit cast to convert from void *.
442 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
443 (get_def_blocks_for): Use XNEW.
444 (add_to_repl_tbl): Likewise.
445 (mark_def_sites): Use explicit cast to convert from void *.
446 (def_blocks_free): Likewise.
447 (mark_def_sites_initialize_block): Likewise.
448 (update_ssa): Use XNEWVEC.
449 * tree-dfa.c (create_var_ann): Use GGC_NEW.
450 (create_stmt_ann): Likewise.
451 (create_tree_ann): Likewise.
452 (referenced_var_insert): Likewise.
453 (set_default_def): Likewise.
454 (referenced_var_lookup_if_exists): Use explicit cast to convert
456 (referenced_var_lookup): Likewise.
457 (default_def): Likewise.
458 (set_default_def): Likewise.
459 * tree-cfg.c (create_bb): Likewise.
460 (edge_to_cases_cleanup): Likewise.
461 (verify_node_sharing): Likewise.
462 (record_switch_edge): Use XNEW.
463 (cleanup_dead_labels): Use XCNEWVEC.
464 (tree_duplicate_sese_region): Use XNEWVEC.
465 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
466 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
467 (int_tree_map_eq): Use explicit cast to convert from void *.
468 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
469 (__gcov_execl): Likewise.
470 (__gcov_execlp): Likewise.
471 (__gcov_execle): Likewise.
472 * tree-eh.c (struct_ptr_eq): Likewise.
473 (struct_ptr_hash): Likewise.
474 (lookup_stmt_eh_region_fn): Likewise.
475 (outside_finally_tree): Likewise.
476 (find_goto_replacement): Likewise.
477 (make_eh_edge): Likewise.
478 (mark_eh_edge): Likewise.
479 (add_stmt_to_eh_region_fn): Use GGC_NEW.
480 (record_in_finally_tree): Use XNEW.
481 (maybe_record_in_goto_queue): Use XRESIZEVEC.
482 (lower_try_finally_copy): Use XCNEWVEC.
484 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
486 * tree-inline.c (copy_body_r): Use explicit cast when converting
489 (copy_edges_for_bb): Likewise.
490 (remap_decl_1): Likewise.
491 (estimate_num_insns_1): Likewise.
492 * cgraph.c (hash_node): Use explicit cast when converting from
495 (cgraph_create_node): Use GGC_CNEW.
496 (cgraph_create_edge): Use GGC_NEW.
497 (cgraph_remove_node): Use explicit cast when converting from void *.
498 (hash_varpool_node): Likewise.
499 (eq_varpool_node): Likewise.
500 (cgraph_varpool_node): Use GGC_CNEW.
501 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
502 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
503 (eq_scev_info): Use explicit cast when converting from void *.
504 (find_var_scev_info): Likewise.
505 (set_instantiated_value): Likewise.
506 (gather_stats_on_scev_database_1): Likewise.
507 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
509 * c-pch.c (c_common_write_pch): Use XNEWVEC.
510 (c_common_read_pch): Likewise.
511 * prefix.c (save_string): Use XNEWVEC.
512 (translate_name): Use explicit cast when converting from void *.
513 * c-ppoutput.c (print_line): Use explicit cast when converting
515 (pp_dir_change): Likewise.
516 * c-cppbuiltin.c (builtin_define_std): Likewise.
517 (builtin_define_with_value): Likewise.
518 (builtin_define_with_value_n): Likewise.
519 (builtin_define_with_int_value): Likewise.
520 (builtin_define_type_max): Likewise.
521 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
522 (add_path): Use XNEW.
523 * c-format.c (check_format_info_main): Use GGC_NEW.
524 (format_type_warning): Use explicit cast when converting from void *.
525 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
527 (start_init): Likewise.
528 * tree-flow-inline.h (first_referenced_var): Use explicit cast
529 when converting from void *.
530 (next_referenced_var): Likewise.
531 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
532 * gensupport.c (lookup_predicate): Use explicit cast to convert
534 (init_predicate_table): Use XCNEW instead of xcalloc.
535 * genpreds.c (process_define_predicate): Likewise.
537 2005-12-17 Danny Berlin <dberlin@dberlin.org>
538 Kenneth Zadeck <zadeck@naturalbridge.com>
540 * basic-block.h: Changed basic block numbering so that the entry
541 block is 0 and the exit block is 1. Changed insn iterators so
542 that they are tolerant of blocks with no insns.
543 * regrename.c (copyprop_hardreg_forward): Changed basic block
544 numbering so that the entry block is 0 and the exit block is 1.
545 * sched-ebb.c (sehedule_ebbs): Ditto.
546 * tracer.c (branch_ratio_cutoff): Ditto.
547 * cfgloopmanip.c (fix_loop_structure): Ditto.
548 * cfghooks.c (verify_flow_info): Ditto.
549 * cfg.c (compact_blocks): Ditto.
550 * reorg.c (dbr_schedule): Ditto.
551 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
552 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
553 calculate_dominance_info): Ditto.
554 * cfganal.c (create_edge_list, print_edge_list,
555 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
556 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
557 dfs_enumerate_from): Ditto.
558 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
559 * ifcvt.c (find_if_case_2): Ditto.
560 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
561 find_basic_blocks): Ditto.
562 * predict.c (predict_loops, tree_bb_level_predictions,
563 predict_paths_leading_to, propagate_freq): Ditto.
564 * lcm.c (compute_antinout_edge, compute_laterin,
565 compute_available): Ditto.
566 * function.c (thread_prologue_and_epilogue_insns): Ditto.
567 * gcse.c (gcse_main, bypass_jumps): Ditto.
568 * profile.c (compute_branch_probabilities,
569 compute_value_histograms, branch_prob): Ditto.
570 * tree-flow-inline.h (bsi_start, bsi_after_labels,
572 * tree-ssa-phiopt.c (tree_ssa_phiopt,
573 blocks_in_phiopt_order): Ditto.
574 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
575 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
576 * tree-dfa.c (collect_dfa_stats): Ditto.
577 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
578 * cfglayout.c (fixup_reorder_chain): Ditto.
579 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
580 partition_hot_cold_basic_blocks): Ditto.
581 * var-tracking.c (vt_find_locations): Ditto.
582 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
583 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
584 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
585 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
586 * tree-ssa-reassoc.c (init_reassoc): Ditto.
587 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
588 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
589 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
590 and removed unused reverse orders.
592 * combine.c: Fix document typo.
594 2005-12-17 Jan Hubicka <jh@suse.cz>
596 * tree-flow-inline.h (set_default_def, default_def): Kill.
597 * tree-dfa.c (default_defs): New global variable.
598 (default_def, set_default_def): New functions.
599 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
600 * tree-flow.h (struct var_ann_d): Kill default_def field.
601 (set_default_def, default_def): Update prototype.
602 (default_defs): Declare.
604 2005-12-16 Jeff Law <law@redhat.com>
606 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
607 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
608 into tree-ssa-forwprop.c.
609 (eliminate_redundant_computations): Do not call
610 simplify_rhs_and_lookup_avail_expr anymore.
611 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
612 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
613 (tree_ssa_forward_propagate_single_use_vars): Call
614 simplify_not_neg_expr appropriately.
616 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
619 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
621 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
623 PR rtl-optimization/25456
624 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
625 info->x_start with p->x_start.
627 2005-12-17 Alan Modra <amodra@bigpond.net.au>
629 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
630 introduced 2005-12-16.
632 2005-12-16 Steven Bosscher <stevenb@suse.de>
634 PR rtl-optimization/23837
635 * optabs.c (expand_binop): For a multi-word rotate, never emit
636 a REG_NO_CONFLICT block.
638 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
641 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
644 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
647 2005-12-16 Steven Bosscher <stevenb@suse.de>
649 * loop-invariant.c (move_loop_invariants): Add missing hunk from
650 the previous patch, to nullify df.
652 2005-12-16 Steven Bosscher <stevenb@suse.de>
654 * reorg.c (mostly_true_jump): Clean up code depending on
655 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
656 poor man's branch prediction, instead rely on REG_BR_PROB
657 notes to be available.
659 2005-12-16 Jakub Jelinek <jakub@redhat.com>
661 PR rtl-optimization/24899
662 * loop.c (strength_reduce): Don't reduce giv that is not always
663 computable and where add_val or mult_val can trap.
665 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
667 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
669 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
670 names of ms1-16-002 files.
672 2005-12-16 Alan Modra <amodra@bigpond.net.au>
675 * gcc.c (for_each_path): New function.
676 (add_to_obstack, file_at_path): New functions.
677 (struct file_at_path_info, struct add_to_obstack_info): New.
678 (build_search_list): Rewrite using for_each_path. Constify struct
679 path_prefix pointer. Add do_multi param. Adjust all callers.
680 (find_a_file): Similarly, but just change existing param to bool.
681 (putenv_from_prefixes): Add do_multi param, make "paths" const.
682 (do_spec_path): Delete.
683 (struct spec_path_info): New.
684 (spec_path): New function.
685 (do_spec_1): Use for_each_path for %D and %I.
686 (find_file): Adjust for find_a_file changes.
687 (main): Search multilibs for specs. Print multilib lib path for
688 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
689 (read_specs): Search multilibs for %include and %include_noerr.
690 (is_directory): Remove second string param. Change last param
691 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
692 check path is a dir. Update all callers.
693 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
694 * system.h (SMALL_ARG_MAX): Poison.
695 * config.gcc: Don't define SMALL_ARG_MAX.
696 * config.host: Likewise.
697 * config.build: Likewise.
699 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
701 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
702 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
703 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
704 simplify_logical): Move simplifications that do not require
705 additional infrastructure...
706 * simplify-rtx.c (simplify_unary_operation_1,
707 simplify_binary_operation_1): ... here.
709 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
712 * flow.c (mark_used_dest_regs): New function.
713 (mark_used_regs): Call mark_used_dest_regs.
715 2005-12-16 Jeff Law <law@redhat.com>
717 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
718 represent a use and definition of the same SSA_NAME.
720 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
721 Janis Johnson <janis187@us.ibm.com>
722 Ben Elliston <bje@au.ibm.com>
724 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
725 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
726 * target.h (struct gcc_target): Add decimal_float_supported_p.
727 * targhooks.c (default_scalar_mode_supported_p): Handle
729 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
730 of inf, nan, finite, isinf and isnan.
731 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
732 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
733 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
734 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
735 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
736 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
737 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
738 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
739 Pedwarn if decimal floating point types are used. Error if
740 decimal floating point is not supported by the target.
741 (finish_declspecs): Return type from DFP typespec_word.
742 * c-typeck.c (c_common_type): Choose the decimal floating point
743 type with the greater precision when determining a common type.
744 (convert_arguments): Warn if there is a mismatch between argument
745 and prototype for decimal float types. Warn of conversions with
746 binary float types and of precision narrowing due to prototype.
747 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
748 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
749 (c_token_starts_declspecs): Likewise.
750 (c_parser_attributes): Likewise.
751 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
752 RID_DFLOAT64, RID_DFLOAT128.
753 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
754 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
755 (shorten_compare): Convert DFP/BFP operands to a common type.
756 (c_common_modes_and_builtins): Register built-in decimal float
757 types if the target supports them.
758 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
759 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
760 inf, nan, finite, isinf and isnan builtins.
761 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
762 (builtin_define_float_constants): Assert non-decimal radix.
763 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
764 Call builtin_define_decimal_float_constants for each type.
765 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
766 flags. Use real_from_string3, which can handle binary or decimal
768 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
769 cts_dfloat64, cts_dfloat128.
770 * tree.c (build_common_tree_nodes_2): Add decimal float types.
771 * tree.h (enum tree_index): Add new enumeration values
772 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
773 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
774 (dfloat32_type_node): New macro.
775 (dfloat64_type_node, dfloat128_type_node): Likewise.
776 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
777 (dfloat128_ptr_type_node): Likewise.
778 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
779 bit decimal floating point types with "df", "dd" and "dl".
780 * c-format.h (enum format_lengths): Add new enumeration values
781 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
782 * c-format.c (printf_length_specs, scanf_length_specs): Add
783 entries for H, D, DD.
784 (print_char_table, scan_char_table): Use new entries.
785 (asm_fprintf_char_table, gcc_diag_char_table,
786 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
788 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
789 (DECIMAL64_TYPE_SIZE): Likewise.
790 (DECIMAL128_TYPE_SIZE): Likewise.
791 (TARGET_DEC_EVAL_METHOD): Likewise.
792 * doc/extend.texi (Decimal Float): New node.
793 (Constructing Calls): Document decimal float built-ins.
794 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
795 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
796 * ginclude/decfloat.h: New file.
798 2005-12-16 Alan Modra <amodra@bigpond.net.au>
800 * reload.c (find_reloads): Fix comment typo.
801 * recog.h (recog_memoized): Correct comment.
803 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
805 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
806 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
807 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
808 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
809 * doc/invoke.texi, doc/tm.texi: Fix typos.
811 2005-12-16 Ben Elliston <bje@au.ibm.com>
813 * real.c (decimal_quad_format): Correct values for emin, emax.
815 2005-12-15 DJ Delorie <dj@redhat.com>
817 * config/m32c/predicates.md (m32c_psi_scale): New.
818 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
819 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
821 2005-12-16 Jan Hubicka <jh@suse.cz>
823 PR rtl-optimization/25224
824 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
827 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
828 Steven Bosscher <stevenb@suse.de>
830 * loop-invariant.c (df): New global variable.
831 (find_defs, check_dependencies, find_invariant_insn, record_uses,
832 find_invariants_bb, find_invariants_body, find_invariants,
833 find_invariants_to_move, move_invariants, free_inv_motion_data,
834 move_single_loop_invariants, move_loop_invariants): Do not pass df in
837 2005-12-15 Jakub Jelinek <jakub@redhat.com>
839 * varasm.c (default_unique_section_1): Use special section
840 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
842 2005-12-16 Ben Elliston <bje@au.ibm.com>
844 * doc/invoke.texi (Warning Options): Document -Walways-true being
847 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
850 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
851 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
852 __floatunditf): Use #error if type sizes don't match requirements
854 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
855 as wider floating-point type. Use #error if type sizes don't
856 match requirements of implementation. Avoid overflow in computing
857 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
858 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
859 (__floatundisf, __floatundidf): Likewise.
860 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
861 * config/ia64/ia64.c (ia64_init_libfuncs): Use
862 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
863 TFmode-TImode conversions.
864 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
866 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
868 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
869 Use builtin_define_with_int_value() instead of
870 adding a new check for every new major FreeBSD version.
872 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
874 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
876 2005-12-15 Richard Sandiford <richard@codesourcery.com>
878 * config/arm/predicates.md (call_memory_operand): New.
879 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
881 2005-12-15 Andrew Haley <aph@redhat.com>
883 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
884 against prev_cache_entry == NULL when moving a cache entry to the
887 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
889 * config/mt/mt.c (mt_override_options): Require lower case
890 architectures. Revert accidental default to ms2.
891 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
892 ENDFILE_SPEC): Require lower case architectures. Revert default
895 * doc/invoke.texi (MT Options): Rename and update.
896 * doc/md.texi (MorphoTech family): Rename and update.
898 2005-12-15 Olivier Hainque <hainque@adacore.com>
900 * stor-layout.c (layout_type): Don't complain about a too small
901 an array element type size compared to its alignment when the
904 2005-12-15 Jan Hubicka <jh@suse.cz>
907 * i386.c (classify_argument): Properly adjust offset of bitfield for
910 2005-12-15 Richard Sandiford <richard@codesourcery.com>
912 * final.c (final_scan_insn): Flip in_cold_section_p when changing
913 between the hot and cold sections. Use current_function_section
914 to get the new section.
915 * dwarf2out.c (output_line_info): Use in_cold_section_p to
916 determine whether we are assembling hot or cold code.
917 (secname_for_decl, dwarf2out_var_location): Likewise.
918 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
919 * varasm.c (last_text_section): Delete.
920 (in_cold_section_p): New variable.
921 (hot_function_section): New function.
922 (current_function_section): Pass in_cold_section_p as the
923 reloc argument to select_section. Use it to decide between
924 unlikely_function_section and hot_function_section.
925 (assemble_start_function): Use switch_to_section. Set
926 in_cold_section_p instead of last_text_section.
927 (assemble_end_function): Use switch_to_section.
928 (switch_to_section): Don't set last_text_section.
929 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
930 argument to make the right choice between hot and cold sections.
932 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
934 Second part of MS1->MT renaming
935 * config/mt/mt.md (doloop_end): Call mt_add_loop.
936 (movqi, movhi): Call mt_set_memflags.
937 (*movdf_internal): Call mt_split_words.
938 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
940 (cmpsi): Store to mt_compare_op[01].
941 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
942 bungt, bunle, bunlt): Call mt_emit_cbranch.
943 (prologue): Call mt_expand_prologue.
944 (epilogu): Call mt_expend_epilogue.
945 (eh_return): Call mt_expand_eh_return.
946 (eh_epilogue): Call me_emit_eh_epilogue.
947 (conditional_trap): Store to mt_compare_op[01].
948 * config/mt/crti.asm: Adjust comment.
949 * config/mt/crtn.asm: Adjust comment.
950 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
951 (mt_compare_op0, mt_compare_op1): Renamed.
952 (current_frame_info, zero_frame_info): Adjust type.
953 (mt_ucmpsi3_libcall): Renamed.
954 (mt_flag_delayed_branch): Renamed.
955 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
956 (mt_nops_required, mt_nop_reasons): Renamed.
957 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
958 mt_debug_stack, mt_print_operand_simple_address,
959 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
960 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
961 mt_function_arg_advance, mt_arg_partial_bytes,
962 mt_pass_by_reference, mt_function_arg_boundary,
963 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
964 mt_legitimate_address_p): Renamed, adjusted.
966 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
967 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
968 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
969 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
970 mt_expand_eh_return, mt_emit_eh_prologue,
971 mt_handl_interrupt_attribute): Renamed, adjusted.
972 (mt_attribute_table): Renamed, adjusted.
973 (mt_initial_elimination_offset, mt_generate_compare,
974 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
975 mt_secondary_reload_class, mt_function_value, mt_split_words,
976 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
977 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
978 (mt_labels): Renamed.
979 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
980 mt_machine_reorg): Renamed, adjusted.
981 (mt_attribute_table: Renamed.
982 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
983 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
984 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
985 * config/mt/mt.opt (march): Set mt_cpu_string.
986 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
987 (TARGET_CPU_CPP_BUILTINS): Adjust.
988 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
990 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
991 (MT_MIN_INT): Renamed.
992 (RETURN_ADDR_RTX): Adjust.
993 (struct mt_frame_info): Renamed.
994 (current_frame_info): Adjust type.
995 (INITIAL_ELIMINATION_OFFSET): Adjust.
996 (MT_NUM_ARG_REGS): Renamed.
997 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
998 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
999 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1000 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1001 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1002 (mt_compare_op0, mt_compare_op1): Renamed.
1003 * config/mt/mt-protos.h: Rename prototypes.
1005 2005-12-15 Richard Guenther <rguenther@suse.de>
1007 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1008 (get_ref_base_and_extent): Declare.
1009 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1010 (get_ref_base_and_extent): New function.
1011 * tree-ssa-alias.c (find_used_portions): Use it.
1012 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1014 * tree-ssa-operands.c (get_expr_operands): Likewise.
1016 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1018 * combine.c: Remove force_to_mode's fourth parameter.
1019 (force_to_mode): Do not handle REG.
1020 (canon_reg_for_combine): New.
1021 (make_field_assignment): Use it where the removed argument was non-NULL.
1023 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1026 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1027 error_mark_node. Make alignment params unsigned.
1028 * config/rs6000/rs6000-protos.h
1029 (rs6000_special_round_type_align): Update prototype.
1030 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1032 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1034 PR rtl-optimization/25310
1035 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1036 of the eliminable register when substituting into a PLUS.
1038 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1041 * config/i386/i386.c (ix86_force_to_memory): Always use
1042 SImode push for HImode in -m32.
1043 (ix86_free_from_memory): Likewise.
1045 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1047 * gcc/config/arm/arm.md: Provide a big-endian version of the
1048 (zero_extend:SI (subreg:QI ...)) splitter.
1050 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1052 * struct-equiv.c (note_local_live): Handle hard regs with different
1055 2005-12-14 Jeff Law <law@redhat.com>
1057 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1058 to a structure containing state rather than a pointer to bool.
1059 (case ARRAY_REF): New code to handle folding some array references.
1060 (case ADDR_EXPR): Note when we are processing expressions found
1061 within an ADDRE_EXPR.
1062 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1063 for state variables rather than just a pointer to a boolean.
1064 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1065 handling of constant string references.
1067 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1069 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1070 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1071 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1072 Move other tst* patterns to retain partial order.
1074 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1076 * config/s390/s390.md ("d0", "1"): New mode attributes.
1077 ("<shift>di3", "<shift>si3"): Merge.
1078 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1079 ("ashrdi3", "ashrsi3"): Merge.
1080 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1081 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1082 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1083 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1084 ("*ashrdi3", "*ashrsi3"): Merge.
1085 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1087 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1089 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1090 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1091 ("*extendqidi2", "*extendqisi2") Merge.
1092 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1093 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1094 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1095 Move some patterns to retain partial ordering.
1097 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1099 * config/s390/s390.md ("atype", "length"): Rewrite.
1100 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1102 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1104 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1106 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1108 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1109 PARALLELs with a mode.
1111 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1113 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1114 cond_expr parameter.
1116 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1118 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1120 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1124 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1127 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1129 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1133 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1134 DECL_P, call get_section rather than get_named_section. Supply
1135 section flags to it.
1137 2005-12-14 Ben Elliston <bje@au.ibm.com>
1139 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1140 for addresses converted to booleans; not just function addresses.
1141 * c-typeck.c (build_binary_op): Warn for address comparisons which
1142 can never be NULL (eg. func == NULL or &var == NULL).
1143 * common.opt (Walways-true): New option.
1144 * c-opts.c (c_common_handle_option): Set it with -Wall.
1145 * doc/invoke.texi: Document it.
1147 2005-12-13 Paul Brook <paul@codesourcery.com>
1149 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1150 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1152 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1154 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1155 (EXTRA_MULTILIB_PARTS): Define.
1157 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1159 PR rtl-optimization/20070 / part1
1160 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1161 count_or_remove_death_notes with kill == -1.
1162 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1163 registers if PROP_POST_REGSTACK is set.
1164 (mark_used_reg): Likewise.
1165 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1166 REG_UNUSED notes for stack regs.
1167 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1168 to match rtx_equiv_p machinery. Change caller.
1169 (outgoing_edges_match): Likewise.
1170 (try_crossjump_to_edge): Use struct_equiv_block_eq
1171 instead of flow_find_cross_jump.
1172 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1173 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1174 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1175 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1176 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1177 (insns_match_p): Update prototype.
1178 (flow_find_cross_jump): Remove prototype.
1179 (struct_equiv_block_eq, struct_equiv_init): Declare.
1180 (rtx_equiv_p, condjump_equiv_p): Likewise.
1181 * struct-equiv.c: Include reload.h.
1182 (IMPOSSIBLE_MOVE_FACTOR): Define.
1183 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1184 (struct_equiv_improve_checkpoint): Likewise.
1185 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1186 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1187 (struct_equiv_merge, find_dying_input): Likewise.
1188 (resolve_input_conflict, note_local_live): Likewise.
1189 (death_notes_match_p): Change parameters and processing
1190 to match rtx_equiv_p machinery. Change caller.
1191 (insns_match_p): Likewise.
1192 (flow_find_cross_jump): Replace with:
1193 (struct_equiv_block_eq).
1195 Back out this change:
1196 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1197 * recog.c (verify_changes): Make it static.
1198 * recog.h: Remove the corresponding prototype.
1200 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1202 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1205 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1207 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1208 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1209 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1210 TARGET_MS1_64_001 appropriately.
1211 (ms1_machine_reorg): Use TARGET_MS2.
1213 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1217 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1218 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1219 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1220 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1221 Set mode to SI, adjust constraints.
1222 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1223 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1226 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1228 * c-cppbuiltin.c (builtin_define_float_constants): Add
1229 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1230 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1231 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1232 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1233 to "((double)%sL)" otherwise "%s".
1235 2005-12-13 Paul Brook <paul@codesourcery.com>
1237 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1240 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1242 * tree-flow.h: Allow compilation with a C++ compiler.
1243 (struct edge_prediction): Prefix all field names with "ep_".
1244 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1245 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1246 (remove_predictions_associated_with_edge): Likewise.
1248 2005-12-12 Jeff Law <law@redhat.com>
1250 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1252 * passes.c (init_optimization_passes): Run reassociation again
1253 after loop optimizations.
1255 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1257 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1259 (optimize_stmt): Ditto.
1260 (canonicalize_comparison): New function.
1261 * tree-ssa-operands.c (swap_tree_operands): Make external.
1262 (get_expr_operands): Stop auto-canonicalization.
1263 * tree-ssa-reassoc.c: Rewrite.
1264 (init_optimization_passes):
1265 * tree-flow.h (swap_tree_operands): Prototype.
1266 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1268 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1270 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1271 indicate function epilogue has been output.
1272 (pa_asm_output_mi_thunk): Likewise.
1273 (output_deferred_plabels): Put plabels in readonly data section when
1274 not generating PIC code.
1275 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1276 information. Add assert.
1277 (som_output_comdat_data_section_asm_op): New function.
1278 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1279 instead of output_section_asm_op for COMDAT sections.
1281 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1283 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1284 Fix whitespace in vincinity of to-be-installed changes.
1285 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1286 (insns_match_p): Likewise.
1288 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1290 * config.gcc (ms1): Replace with ...
1292 * config/ms1: Rename to ...
1293 * config/mt: ... here. Rename ms1 files to mt.
1294 * config/mt/mt.c: Adjust gt-mt.h #include.
1295 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1296 (crti.o, crtn.o): Adjust file names.
1298 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1300 * varray.h: Allow compilation with a C++ compiler.
1301 (union varray_data_tag): Prefix all field names with "vdt_".
1302 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1303 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1304 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1305 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1306 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1307 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1308 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1309 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1310 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1311 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1312 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1313 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1314 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1315 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1316 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1317 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1318 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1319 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1320 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1321 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1322 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1323 VARRAY_TOP_TREE_PTR): Likewise.
1324 * varray.c (varray_grow): Likewise.
1325 (varray_clear): Likewise.
1327 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1330 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1331 alignment to doubleword if the first field is a double array.
1332 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1334 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1336 * tree-ssa-structalias.c (process_constraint): Remove code to
1337 transform addressofs into scalar.
1338 (create_variable_info_for): In whole-program IPA, globals don't
1339 point to ANYTHING by default.
1341 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1343 * timevar.def (TV_IPA_PTA): New.
1344 * tree-pass.h (pass_ipa_pta): New
1345 * tree-ssa-structalias.c: Include cgraph.h
1347 (predbitmap_obstack): New.
1348 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1349 (struct constraint_stats): Add num_edges.
1350 (new_var_info): Don't call bitmap_clear.
1351 (struct constraint_edge): Update docs.
1352 (new_constraint_edge): Remove src param.
1353 (struct constraint_graph): Add zero_weight_succs,
1354 zero_weight_preds. Update docs.
1355 (constraint_expr_equal): Reformat.
1356 (constraint_edge_equal): Update for removal of src.
1357 (constraint_edge_less): Ditto.
1358 (constraint_edge_vec_find): Ditto.
1359 (erase_graph_self_edge): Update for removal of src and and zero
1361 (clear_edges_for_node): Ditto.
1362 (add_graph_edge): Ditto.
1363 (get_graph_weights): Ditto.
1364 (allocate_graph_weights): Ditto.
1365 (merge_graph_nodes): Ditto.
1366 (int_add_graph_edge): Ditto.
1367 (valid_graph_edge): Ditto.
1368 (valid_weighted_graph_edge): Ditto.
1369 (build_constraint_graph): Ditto.
1371 (collapse_nodes): Ditto.
1372 (process_unification_queue): Ditto.
1373 (topo_visit): Ditto.
1374 (solve_graph): Ditto.
1375 (do_structure_copy): Ditto.
1376 (perform_var_substitution): Ditto.
1377 Init and release obstack.
1378 (handle_ptr_arith): Try to resolve directly.
1379 (find_func_aliases): Don't call update_alias_info here
1380 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1381 (do_sd_constraint): Add code for propagating faster.
1383 (do_ds_constraint): Ditto.
1384 (count_num_arguments): New function.
1385 (create_function_info_for): Ditto.
1386 (create_variable_info_for): Handle FUNCTION_DECL.
1387 (intra_create_variable_infos): Use make_constraint_to_anything.
1388 (init_alias_vars): Init obstacks here.
1389 (need_to_solve): Handle zero weight graph changes.
1390 (compute_points_to_sets): Call update_alias_info here.
1391 (delete_points_to_sets): Free zero weight preds/succs here.
1392 (gate_ipa_pta): New.
1393 (ipa_pta_execute): New
1395 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1397 * tree-ssa-structalias.c (var_anyoffset): Removed.
1398 (anyoffset_tree): Ditto.
1399 (anyoffset_id): Ditto.
1400 (do_deref): Take vector of constraints, no return value.
1401 Update to work on vector.
1402 (get_constraint_for): Ditto.
1403 (get_constraint_for_component_ref): Ditto.
1404 (do_structure_copy): Ditto.
1405 (handle_ptr_arith): Ditto.
1406 (find_func_aliases): Ditto.
1407 (set_uids_in_ptset): Remove anyoffset handling.
1408 (init_base_vars): Ditto.
1410 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1413 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1414 DECL_EXTERNAL functions have no bodies. Tidy.
1416 2005-12-10 Andreas Schwab <schwab@suse.de>
1418 * except.c (switch_to_exception_section): Only define if
1419 TARGET_UNWIND_INFO is not defined.
1421 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1423 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1424 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1426 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1428 * output.h (init_section, fini_section): Delete.
1429 * varasm.c (init_section, fini_section): Delete.
1430 (init_varasm_once): Don't initialize them.
1431 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1432 there are no corresponding varasm.c variables.
1434 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1436 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1437 of EH_FRAME_SECTION_NAME into...
1438 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1439 if it is still null.
1440 * except.c (default_exception_section): Delete, moving most
1442 (switch_to_exception_section): ...this new function. Set
1443 exception_section if it is still null, then switch to it.
1444 (output_function_exception_table): Use switch_to_exception_section.
1445 * varasm.c (exception_section, eh_frame_section): Update comments.
1446 (get_section): Hoist use of SECTION_NAMED.
1447 (init_varasm_once): Don't set exception_section and eh_frame_section.
1448 * output.h (default_exception_section): Delete.
1449 (default_eh_frame_section): Delete.
1451 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1453 * config/bfin/bfin.c: Include "cgraph.h".
1454 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1455 Return the reg that holds the pointer to the GOT.
1456 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1457 doing stack checking.
1459 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1461 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1462 recompute_tree_invarant_for_addr_expr.
1463 Update uses everywhere.
1465 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1467 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1468 (MULTILIB_DIRNAMES): Define.
1470 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1473 * config/s390/s390.c (struct s390_address): New field literal_pool.
1474 (s390_decompose_address): Compute literal_pool field. Do not
1475 assume register %r13 is always (and solely) used as pool base.
1476 (s390_extra_constraint_str): Use literal_pool field.
1478 2005-12-09 Thiemo Seufer <ths@networkno.de>
1480 * config/mips/mips.c (override_options): Don't allow too small
1481 integers in FP registers.
1483 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1485 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1486 targetm.binds_local_p to check for local function calls.
1488 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1491 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1492 call_used_regs can't be used to save reg in another reg.
1494 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1495 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1497 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1499 * except.c (output_ttype): Likewise.
1500 * tree-object-size.c (collect_object_sizes_for): Likewise.
1501 (check_for_plus_in_loops_1): Likewise.
1502 (check_for_plus_in_loops): Likewise.
1503 (compute_object_sizes): Use gcc_unreachable instead of abort.
1505 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1507 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1508 (loop_end, loop_init, doloop_end): New insns.
1509 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1510 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1511 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1512 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1513 * config/ms1/ms1.c: #include basic-block.h
1514 (struct machine_function): Add has_loops field.
1515 (ms1_add_loop): New.
1516 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1517 (struct loop_info, struct loop_work): New.
1518 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1519 (ms1_reorg_loops): New loop optimization.
1520 (ms1_machine_reorg): Call it.
1521 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1523 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1525 PR tree-optimization/25248
1526 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1527 evolution_of_loop from the failed attempt. Remove handling
1530 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1532 * tree.h (DECL_EXTERNAL): Clarify documentation.
1534 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1535 Jakub Jelinek <jakub@redhat.com>
1538 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1539 argument. Don't drop outer ANDs.
1540 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1541 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1543 * config/s390/predicates.md (setmem_operand): Remove.
1544 (shift_count_operand): Rename to...
1545 (shift_count_or_setmem_operand): ... this. Adjust
1546 s390_decompose_shift_count caller.
1547 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1548 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1549 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1550 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1551 rotl<mode>3_and, setmem_long_and): New insns.
1552 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1553 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1554 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1555 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1556 of shift_count_operand.
1557 (setmem_long): Use shift_count_or_setmem_operand instead of
1560 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1561 Andreas Tobler <a.tobler@schweiz.ch>
1563 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1566 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1568 * expr.c (force_operand): Use convert_to_mode for conversions.
1570 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1572 * reload.h (reg_equiv_invariant): Declare.
1573 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1574 register also when reg_equiv_invariant[R] is set.
1576 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1577 Andreas Tobler <a.tobler@schweiz.ch>
1579 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1581 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1583 * tree-ssa-pre.c (bitmap_set_and): New function.
1584 (bitmap_set_and_compl): New function.
1585 (bitmap_set_empty_p): New function.
1586 (insert_extra_phis): New function.
1587 (compute_avail): Use insert_extra_phis.
1589 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1591 * config/s390/s390.c (s390_expand_atomic): New function.
1592 Adjust comment of helper functions.
1593 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1594 * config/s390/s390.md ("ATOMIC"): New code macro.
1595 ("atomic"): Corresponding new code attribute.
1596 ("sync_lock_test_and_set[hq]i",
1597 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1599 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1601 * config/s390/s390.c (s390_expand_mask_and_shift,
1602 struct alignment_context, init_alignment_context,
1603 s390_expand_cs_hqi): New.
1604 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1605 * config/s390/s390.md ("sync_compare_and_swaphi",
1606 "sync_compare_and_swapqi"): New pattern.
1608 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1610 Fix PR tree-optimization/25291
1611 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1612 redundant and crashing check.
1614 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1617 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1618 tests further when !strict && reload_in_progress.
1619 (print_operand): Check that both operands of indexed address are regs.
1620 (print_operand_address): Likewise.
1621 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1622 (INT_REG_OK_FOR_BASE_P): Correct.
1624 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1626 Preparation for PR rtl-optimization/20070 / part1
1627 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1628 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1629 outgoing_edges_match.
1630 (outgoing_edges_match): Use condjump_equiv_p.
1631 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1633 * struct-equiv.c: New file.
1634 (death_notes_match_p) New function, broken out of insns_match_p.
1635 * Makefile.in (OBJS-common): Add struct-equiv.o.
1636 (struct-equiv.o): New target.
1638 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1640 * coretypes.h: Revert previous change.
1641 * config/darwin.h: Revert previous reversion.
1642 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1644 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1646 * coretypes.h (section): Provide dummy definition for target files.
1647 * config/darwin.h: Revert previous change.
1649 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1651 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1652 * configure.ac: Remove all.build and install-normal from target_list
1653 * configure: Regenerate.
1654 * Makefile.in (install): Don't depend on install-normal.
1656 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1658 * Makefile.in: Document the use of stamps.
1660 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1662 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1663 * Makefile.in: Add code to compute some dependencies on s-gtype
1664 automatically. Remove the declaration of those dependencies.
1666 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1668 * gcc/reload.c (push_secondary_reload): Fix typo:
1669 s/insn_constraint/scratch_constraint/.
1671 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1673 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1675 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1677 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1678 (alpha_elf_select_rtx_section): Return the selected section rather
1679 than emitting assembly code.
1680 (alpha_write_linkage): Emit a ".link" directive directly and then
1681 set in_section to NULL.
1682 (vms_asm_out_constructor): Use switch_to_section.
1683 (vms_asm_out_destructor): Likewise.
1684 (unicosmk_output_common): Set in_section to NULL instead of calling
1685 the dummy common_section function.
1686 (unicosmk_text_section): Delete in favor of...
1687 (unicosmk_output_text_section_asm_op): ...this new function.
1688 (unicosmk_data_section): Delete in favor of...
1689 (unicosmk_output_data_section_asm_op): ...this new function.
1690 (unicosmk_init_sections): New function.
1691 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1692 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1693 the dummy ssib_section function.
1694 (unicosmk_section_buf): Delete.
1695 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1696 (unicosmk_data_section): Delete.
1697 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1698 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1699 (SECTION_FUNCTION_TEMPLATE): Delete.
1700 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1701 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1702 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1703 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1704 (TARGET_ASM_INIT_SECTIONS): Define.
1705 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1706 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1707 (link_section, literals_section): Delete.
1708 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1709 set in_section to NULL.
1711 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1712 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1713 (COMMON_SECTION): Delete.
1714 (TARGET_ASM_INIT_SECTIONS): Define.
1715 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1716 the dummy common_section function.
1717 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1718 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1719 between readonly_data_section and text_section to check whether
1720 read-only data is being put in the text section.
1721 (arm_output_function_epilogue): Use switch_to_section.
1722 (arm_elf_asm_constructor): Likewise.
1723 (thumb_call_via_reg): Replace call to in_text_section with
1724 a comparison between in_section and text_section.
1725 (arm_file_end): Use switch_to_section.
1726 (aof_text_section): Delete in favor of...
1727 (aof_output_text_section_asm_op): ...this new function.
1728 (aof_data_section): Delete in favor of...
1729 (aof_output_data_section_asm_op): ...this new function.
1730 (aof_asm_init_sections): New function.
1731 (zero_init_section): Moved from config/arm/aof.h.
1732 (aof_dump_imports, aof_file_start): Use switch_to_section.
1733 * config/arm/arm.h (thumb_call_via_label): Update comment.
1734 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1735 (common_section): Delete.
1736 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1737 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1738 global switch_to_section function instead of the old port-local one.
1739 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1740 (SWITCH_TO_SECTION_FUNCTION): Delete.
1741 (drectve_section): Redefine as a macro.
1742 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1743 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1746 * config/avr/avr.c (progmem_section): New variable.
1747 (avr_output_progmem_section_asm_op): New function.
1748 (avr_asm_init_sections): New function.
1749 (avr_output_addr_vec_elt): Use switch_to_section.
1750 * config/avr/avr.h (progmem_section): Declare.
1751 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1752 (READONLY_DATA_SECTION): Delete.
1753 (TARGET_ASM_INIT_SECTIONS): Define.
1754 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1755 * config/avr/avr-protos.h (progmem_section): Delete.
1757 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1759 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1760 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1762 * config/darwin-sections.def: New file.
1763 * config/darwin.c: Define all sections in darwin-sections.def.
1764 (output_objc_section_asm_op, darwin_init_sections): New functions.
1765 (machopic_output_indirection): Use switch_to_section.
1766 (machopic_select_section): Return the selected section rather than
1767 emitting assembly code. Replace the static function table with
1768 inline conditional expressions. Update the tests of last_text_section
1769 and move them into the FUNCTION_DECL block.
1770 (machopic_select_rtx_section): Return the selected section rather than
1771 emitting assembly code.
1772 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1773 (darwin_file_end): Use switch_to_section.
1774 * config/darwin.h: Use darwin-sections.def to declare sections.
1775 (INIT_SECTION_ASM_OP): Remove empty definition.
1776 (HAS_INIT_SECTION): Define this instead.
1777 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1778 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1779 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1780 (TARGET_ASM_INIT_SECTIONS): Define.
1781 * config/darwin-protos.h (darwin_init_sections): Declare.
1782 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1783 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1784 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1785 (constructor_section, destructor_section, mod_init_section): Delete.
1786 (mod_term_section): Delete.
1787 (darwin_exception_section, darwin_eh_frame_section): Delete.
1788 (machopic_select_section): Return a section.
1789 (machopic_select_rtx_section): Likewise.
1790 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1791 (const_section, const_coal_section, const_data_section): Delete.
1792 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1793 (literal4_section, literal8_section, constructor_section): Delete.
1794 (mod_init_section, mod_term_section, destructor_section): Delete.
1795 (objc_class_section, objc_meta_class_section, objc_category_section)
1796 (objc_class_vars_section, objc_instance_vars_section): Delete.
1797 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1798 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1799 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1800 (objc_symbols_section, objc_module_info_section): Delete.
1801 (objc_image_info_section, objc_protocol_section): Delete.
1802 (objc_string_object_section, objc_constant_string_object_section)
1803 (objc_class_names_section, objc_meth_var_names_section): Delete.
1804 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1805 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1806 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1807 (darwin_exception_section, darwin_eh_frame_section): Delete.
1808 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1810 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1811 (frv_asm_out_destructor): Likewise.
1812 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1813 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1814 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1816 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1817 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1818 (data_section): Delete.
1820 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1821 (DRECTVE_SECTION_FUNCTION): Delete.
1822 (drectve_section): Redefine as a macro that sets in_section after
1823 emitting the directive.
1824 (SWITCH_TO_SECTION_FUNCTION): Delete.
1825 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1826 in_text_section with comparison between in_section and text_section.
1827 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1828 rather than emitting assembly code. Use get_named_section.
1829 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1831 (machopic_output_stub): Use switch_to_section.
1832 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1833 (nwld_named_section_asm_out_destructor): Use get_section and
1836 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1837 rather than emitting assembly code.
1838 (ia64_rwreloc_select_section): Likewise.
1839 (ia64_rwreloc_select_rtx_section): Likewise.
1840 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1841 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1843 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1844 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1846 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1847 section rather than emitting assembly code.
1848 (iq2000_select_section): Likewise.
1849 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1850 (sbss_section): Delete.
1852 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1853 and get_named_section.
1854 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1856 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1857 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1858 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1859 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1861 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1862 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1863 global switch_to_section function instead of the old port-local one.
1864 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1865 (SWITCH_SECTION_FUNCTION): Delete.
1866 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1867 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1868 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1869 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1871 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1872 global switch_to_section function instead of the old port-local one.
1873 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1875 * config/mips/mips.c (mips_file_start): Update comment.
1876 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1877 (mips_output_aligned_decl_common): Use switch_to_section.
1878 (mips_select_rtx_section): Return the section rather than emitting
1879 assembly code. Use get_named_section.
1880 (mips_function_rodata_section: Likewise get_section.
1881 (build_mips16_function_stub): Use switch_to_section.
1882 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1883 (SDATA_SECTION_ASM_OP): Delete.
1884 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1885 (EXTRA_SECTION_FUNCTIONS): Delete.
1887 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1888 (mmix_asm_output_aligned_local): Use switch_to_section.
1890 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1891 (som_one_only_readonly_data_section): New variables.
1892 (pa_output_function_epilogue): Set in_section to NULL instead of
1893 calling forget_section.
1894 (output_deferred_plabels): Use select_section.
1895 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1896 of calling forget_section.
1897 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1898 (pa_asm_output_aligned_local): Use select_section.
1899 (som_text_section_asm_op): Delete in favor of...
1900 (som_output_text_section_asm_op): ...this new function.
1901 (pa_som_asm_init_sections): New function.
1902 (pa_select_section): Return the section rather than emitting
1904 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1905 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1906 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1907 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1908 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1909 (som_readonly_data_section, som_one_only_readonly_data_section)
1910 (som_one_only_data_section, forget_section): Delete.
1911 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1912 (TARGET_ASM_INIT_SECTIONS): Define.
1913 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1915 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1916 (private_data_section, read_only_private_data_section): New variables.
1917 (sdata2_section, toc_section): New variables.
1918 (rs6000_file_start): Use switch_to_section.
1919 (rs6000_assemble_integer): Use comparisons against in_section
1920 instead of calling in_toc_section and in_text_section. Use
1921 unlikely_text_section_p.
1922 (rs6000_elf_output_toc_section_asm_op): New function, derived
1923 from the old rs6000/sysv4.h toc_section function.
1924 (rs6000_elf_asm_init_sections): New function.
1925 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1926 the section rather than emitting assembly code.
1927 (machopic_output_stub): Use switch_to_section.
1928 (toc_section): Delete dummy function.
1929 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1930 switch_to_section and get_section.
1931 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1932 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1933 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1934 the old rs6000/xcoff.h toc_section function.
1935 (rs6000_xcoff_asm_init_sections): New function.
1936 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1937 the section rather than emitting assembly code.
1938 (rs6000_xcoff_file_start): Use switch_to_section.
1939 (rs6000_xcoff_file_end): Likewise.
1940 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1941 (sdata2_section, sbss_section, private_data_section): Delete.
1942 (read_only_data_section, read_only_private_data_section): Delete.
1943 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1944 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1945 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1946 (FINI_SECTION_FUNCTION): Delete.
1947 (TARGET_ASM_INIT_SECTIONS): Define.
1948 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1949 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1950 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1951 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1952 (READONLY_DATA_SECTION): Delete.
1953 (TARGET_ASM_INIT_SECTIONS): Define.
1954 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1955 to NULL rather than no_section.
1956 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1958 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1960 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1961 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1962 from call to current_function_section.
1964 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1965 (bss100_section): New variable.
1966 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1967 (xstormy16_asm_init_sections): New function.
1968 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1969 switch_to_section and get_section.
1970 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1971 from calls to current_function_section.
1972 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1973 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1974 (TARGET_ASM_INIT_SECTIONS): Define.
1975 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1977 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1978 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1979 (FINI_SECTION_FUNCTION): Delete.
1981 * config/v850/v850.c: Include gt-v850.h.
1982 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1983 (zbss_section): New variables.
1984 (v850_output_aligned_bss): Use switch_to_section.
1985 (v850_asm_init_sections): New function.
1986 (v850_select_section): Return the section rather than emitting
1988 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1989 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1990 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1991 (TARGET_ASM_INIT_SECTIONS): Define.
1992 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1993 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1994 (zbss_section): Delete.
1996 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1998 * config/vx-common.h (vxworks_exception_section): Delete.
1999 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2001 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2002 section rather than emitting assembly code.
2003 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2006 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2007 * coretypes.h (section): New union and typedef.
2008 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2009 from call to current_function_section.
2010 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2011 (dbxout_symbol_location): Use switch_to_section.
2012 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2013 most of the code into...
2014 (default_eh_frame_section): ...here. Return a section.
2015 (collect2_eh_frame_section): Delete, moving most of the code into..
2016 (switch_to_eh_frame_section): ...this new function.
2017 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2018 (debug_macinfo_section, debug_line_section, debug_loc_section)
2019 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2021 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2022 eh_frame_section. Use switch_to_section and get_section.
2023 (dwarf2out_begin_prologue): Use switch_to_section.
2024 (AT_string_form): Check the flags in debug_str_section instead of
2025 DEBUG_STR_SECTION_FLAGS.
2026 (output_comp_unit): Use switch_to_section, get_section, and
2028 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2029 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2030 from call to current_function_section.
2031 (dwarf2out_var_location): Use unlikely_text_section_p.
2032 (dwarf2out_source_line): Use switch_to_section. Remove argument
2033 from call to current_function_section.
2034 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2035 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2036 debug_macinfo_section.
2037 (dwarf2out_init): Initialize the new section variables. Use them
2038 instead of calls to named_section_flags. Use switch_to_section.
2039 (output_indirect_string): Use switch_to_section and debug_str_section.
2040 (dwarf2out_finish): Use switch_to_section and the new section
2042 * except.c (default_exception_section): Return the section instead
2043 of emitting assembly code.
2044 (output_function_exception_table): Use the global exception_section
2045 variable instead of the target hook. Use switch_to_section. Remove
2046 argument from call to current_function_section.
2047 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2048 (shorten_branches): Use pointer comparisons to detect whether the
2049 text section is the same as readonly_data_section.
2050 (profile_function): Use switch_to_section. Remove argument from
2051 call to current_function_section.
2052 (final_scan_insn): Likewise. Update use of last_text_section.
2053 * gengtype.c (open_base_files): Add an include of output.h.
2054 * output.h (text_section, data_section, readonly_data_section)
2055 (ctors_section, dtors_section, bss_section, init_section)
2056 (fini_section, sdata_section): Turn into section pointers.
2057 (in_text_section, in_unlikely_text_section, exports_section)
2058 (drectve_section, named_section, mergeable_string_section)
2059 (last_text_section_name): Delete.
2060 (default_exception_section, default_eh_frame_section): Return sections.
2061 (SECTION_DECLARED, SECTION_NAMED): New macros.
2062 (SECTION_MACH_DEP): Bump value.
2063 (section_common, named_section, unnamed_section): New structures.
2064 (unnamed_section_callback): New typedef.
2065 (section): New union.
2066 (sbss_section, exception_section, eh_frame_section): New variables.
2067 (in_section, last_text_section): Turn into section pointers.
2068 (get_unnamed_section, get_section, get_named_section): New functions.
2069 (mergeable_constant_section, function_section): Return a section.
2070 (unlikely_text_section): Likewise.
2071 (current_function_section): Likewise. Remove the decl argument.
2072 (unlikely_text_section_p, switch_to_section): New functions.
2073 (output_section_asm_op): New function.
2074 (set_named_section_flags, named_section_flags, named_section_real)
2075 (named_section_first_declaration): Delete.
2076 (default_select_section, default_elf_select_section): Return a section.
2077 (default_elf_select_section_1, default_function_rodata_section)
2078 (default_no_function_rodata_section, default_select_rtx_section)
2079 (default_elf_select_rtx_section): Likewise.
2080 * rtl.h (in_data_section): Delete.
2081 * sdbout.c (sdbout_one_type): Use switch_to_section.
2082 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2083 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2084 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2085 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2086 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2087 (TARGET_ASM_OUT): Update after above changes.
2088 * target.h (init_sections): New hook.
2089 (exception_section, eh_frame_section): Delete.
2090 (select_section, select_rtx_section, function_rodata_section): Return
2091 a section rather than emitting assembly code.
2092 * varasm.c (text_section, data_section, readonly_data_section)
2093 (ctors_section, dtors_section, bss_section, init_section)
2094 (fini_section): Turn into section pointers.
2095 (sdata_section, sbss_section, exception_section): New variables.
2096 (eh_frame_section): New variable.
2097 (in_section): Make global and turn into a section pointer.
2098 (last_text_section): Turn into a section pointer.
2099 (unnamed_sections): New variable.
2100 (in_named_name, last_text_section_name): Delete.
2101 (EXTRA_SECTION_FUNCTIONS): Delete.
2102 (in_named_entry): Delete.
2103 (section_htab): New variable, replacing...
2104 (in_named_htab): ...this deleted variable.
2105 (section_entry_eq, section_entry_hash): New functions, based on...
2106 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2107 (get_unnamed_section, get_section): New functions.
2108 (unlikely_text_section): Return a section instead of emitting
2110 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2111 (get_named_section_flags, named_section_first_declaration): Delete.
2112 (unlikely_text_section_p): New function.
2113 (named_section_real, named_section): Delete.
2114 (get_named_section): New function.
2115 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2116 (function_section): Return a section rather than emitting
2118 (current_function_section): Likewise. Remove argument. Use
2119 last_text_section if nonnull, otherwise use function_section.
2120 (default_function_rodata_section): Return a section rather than
2121 emitting assembly code. Use get_section.
2122 (default_no_function_rodata_section): Return a section rather than
2123 emitting assembly code.
2124 (variable_section): Use switch_to_section and get_named_section.
2125 (mergeable_string_section): Return a section rather than emitting
2126 assembly code. Use get_section. Make static. Don't take special
2127 countermeasures for empty strings.
2128 (mergeable_constant_section): Return a section rather than emitting
2129 assembly code. Use get_section.
2130 (default_named_section_asm_out_destructor): Use switch_to_section
2132 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2133 (default_named_section_asm_out_constructor): Use switch_to_section
2135 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2136 (assemble_start_function): Likewise. Set last_text_section to
2137 NULL rather than no_section. Change the type of save_section.
2138 (assemble_zeros, assemble_variable): Use the section flags to detect
2139 whether or not a section is text.
2140 (assemble_static_space): Use switch_to_section.
2141 (assemble_trampoline_template): Likewise.
2142 (output_constant_def_contents): Use switch_to_section and
2144 (output_constant_pool_1): Use switch_to_section. Use the section
2145 flags to see whether sections contain mergeable data.
2146 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2147 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2148 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2149 whether a section has already been declared.
2150 (default_select_section, default_elf_select_section): Return a
2151 section rather than emitting assembly code.
2152 (default_elf_select_section_1): Likewise. Use bss_section for
2153 SECCAT_BSS if nonnull. Use get_named_section.
2154 (default_select_rtx_section): Return a section rather than
2155 emitting assembly code.
2156 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2157 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2158 (output_section_asm_op, switch_to_section): New functions.
2159 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2162 * doc/tm.texi: Expand the introduction to the sections documentation.
2163 (TRAMPOLINE_SECTION): Document new interface.
2164 (SDATA_SECTION_ASM_OP): Document new macro.
2165 (READONLY_DATA_SECTION): Delete.
2166 (SDATA_SECTION_ASM_OP): Document new macro.
2167 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2168 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2169 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2170 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2171 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2173 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2175 * gcc.c (init_gcc_specs): Match braces inside conditionally
2178 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2180 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2182 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2185 * tree.c (integer_all_onesp): Always return true if all bits on.
2187 * testsuite/g++.dg/init/array0.C: New.
2189 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2191 * doc/md.texi: Adapt to implementation.
2193 2005-12-06 Andreas Schwab <schwab@suse.de>
2195 * opts.c (decode_options): Fix typo in message.
2197 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2200 * longlong.h: Merge PPC tests from upstream.
2202 2005-12-06 Richard Guenther <rguenther@suse.de>
2204 * fold-const.c (fold_convert): Do not build and fold
2205 CONVERT_EXPR, but always use NOP_EXPR.
2207 2005-12-06 Jan Beulich <jbeulich@novell.com>
2209 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2210 __builtin_ia32_paddq and __builtin_ia32_subq.
2211 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2212 __builtin_ia32_pshufw.
2213 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2215 2005-12-05 James E Wilson <wilson@specifix.com>
2218 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2221 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2223 * print-tree.c (print_node): Ditto.
2224 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2225 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2226 before accessing DECL_ARTIFICIAL.
2227 Handle new tag tree codes.
2228 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2230 (unmodifiable_var_p): Ditto.
2231 * tree-flow.h (mem_tag_kind): Remove.
2232 (struct var_ann_d): Remove mem_tag_kind member.
2233 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2234 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2235 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2236 (group_aliases): Ditto.
2237 (setup_pointers_and_addressables): Ditto.
2238 (is_escape_site): Ditto.
2239 (may_alias_p): Ditto.
2240 (create_tag_raw): New function.
2241 (create_memory_tag): Use it.
2242 (dump_alias_info): Update for tags.
2243 (may_be_aliased): Ditto.
2244 (add_type_alias): Ditto.
2245 (new_type_alias): Ditto.
2246 (create_sft): Ditto.
2247 (create_structure_vars): Ditto.
2248 * tree-ssa-ccp.c (get_default_value): Ditto.
2249 * tree-ssa-operands.c (get_expr_operands): Ditto.
2250 (add_stmt_operand): Ditto.
2251 (add_call_clobber_ops): Remove duplicated condition.
2252 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2254 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2255 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2256 * tree.c (init_ttree): Update structures for new tree codes.
2257 (tree_code_size): Update sizes for new tree codes.
2258 (make_node_stat): Don't try to set common things on minimal
2260 (tree_node_structure): Update for tags.
2261 (is_global_var): Ditto.
2262 * tree.def: Add new tree codes.
2263 * tree.h (MTAG_P): New macro.
2264 (TREE_MEMORY_TAG_CHECK): Ditto.
2265 (SSA_VAR_P): Update for tags.
2266 (struct tree_memory_tag): New structure.
2267 (MTAG_GLOBAL): New macro.
2268 (union tree_node): Add memory tag member.
2269 * treestruct.def (TS_MEMORY_TAG): New.
2271 2005-12-05 Dale Johannesen <dalej@apple.com>
2273 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2274 what was approved (PR 24323).
2276 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2278 * doc/c-tree.texi (Function Bodies): Remove description of
2281 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2283 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2284 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2285 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2286 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2287 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2288 __divxc3): Document.
2290 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2292 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2294 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2295 hook_bool_void_false.
2296 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2297 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2299 * config/darwin.c (machopic_select_section): It's not defined
2300 as weak if it's only marked as weak_import.
2302 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2305 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2306 A hidden weak object does bind locally. Strong linkonce data
2307 counts like any other strong symbol for binding.
2308 (weak_finish_1): Don't specially handle weakrefs, they no longer
2310 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2311 * c-common.c (handle_alias_attribute): Allow static aliases
2313 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2314 * gthr-dce.h: Make weakrefs static.
2315 * gthr-tpf.h: Likewise.
2316 * gthr-solaris.h: Likewise.
2317 * gthr-posix.h: Likewise.
2318 * gthr-posix95.h: Likewise.
2319 * config/darwin.c (darwin_encode_section_info): static weakref
2320 variables are not necessarily defined in this translation unit.
2321 * doc/extend.texi (Function Attributes): Mention that an alias
2322 attribute creates a definition for the thing it's attached to.
2323 Change the documentation for weakref to say that the thing
2324 it's attached to must be static.
2326 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2327 we don't go into an infinite loop.
2329 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2331 * config/rs6000/predicates.md (logical_const_operand): Split
2332 out of logical_operand.
2333 (logical_operand): Use it.
2334 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2335 logical_const_operand.
2337 2005-12-05 Jan Beulich <jbeulich@novell.com>
2339 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2340 and IX86_BUILTIN_CMPNESS.
2341 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2342 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2343 * config/i386/i386.md (movti_internal): Correct type attribute.
2344 Simplify mode attribute.
2345 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2346 Correct type attribute.
2347 (absxf2): Correct operator.
2348 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2349 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2350 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2352 (sse2_vmsqrtv2df2): Correct mode attribute.
2354 2005-12-05 Jan Beulich <jbeulich@novell.com>
2356 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2357 16 bits. Provide insn pattern for this case.
2359 2005-12-05 Jan Beulich <jbeulich@novell.com>
2361 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2363 (__popcountDI2): Likewise.
2365 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2368 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2369 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2370 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2373 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2375 * c-typeck.c (null_pointer_constant_p): New function.
2376 (build_conditional_expr, build_c_cast, convert_for_assignment,
2377 build_binary_op): Use it.
2379 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2381 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2382 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2384 (check_function_arguments_recurse): Allow both NOP_EXPR and
2385 CONVERT_EXPR but check conversions preserve precision.
2386 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2387 but check conversions preserve precision.
2388 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2391 2005-12-04 Roger Sayle <roger@eyesopen.com>
2394 * common.opt (Wstring-literal-comparison): New command line option.
2395 * c-opts.c (c_common_handle_option): Set it with -Wall.
2396 * c-typeck.c (parser_build_binary_op): Issue warning if either
2397 operand of a comparison operator is a string literal, except for
2398 testing equality or inequality against NULL.
2400 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2402 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2404 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2405 of building a NOP_EXPR.
2406 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2408 * c-convert.c (convert): Use fold_convert instead of building
2409 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2410 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2412 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2413 NOP_EXPR the same as CONVERT_EXPR.
2414 * c-typeck.c (build_function_call): Use fold_convert instead of
2415 building a NOP_EXPR directly.
2416 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2418 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2420 PR rtl-optimization/25197
2421 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2424 2005-12-02 Stuart Hastings <stuart@apple.com>
2426 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2429 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2431 * c-typeck.c (default_function_array_conversion,
2432 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2433 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2434 orig_op2. Don't check them for NOP_EXPR.
2435 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2436 around integer zero.
2438 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2440 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2441 toc_save_offset, toc_size, lr_size.
2442 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2443 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2444 Adjust for removal of unused rs6000_stack_t fields.
2445 (debug_stack_info): Adjust.
2446 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2447 first, and don't bother checking for set/inc of lr on sibcalls.
2448 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2450 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2453 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2454 5 if operand 1 is not aligned. Undo previous constraint change.
2455 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2457 2005-12-02 Richard Guenther <rguenther@suse.de>
2459 * tree.h (build): Remove prototype.
2460 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2461 * tree.c (build): Remove.
2462 (build0_stat): Update comment.
2464 2005-12-02 Richard Guenther <rguenther@suse.de>
2466 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2467 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2469 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2470 maybe_fold_offset_to_component_ref): Likewise.
2471 * tree-ssa-dom.c (thread_across_edge,
2472 simplify_rhs_and_lookup_avail_expr,
2473 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2475 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2476 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2477 lower_try_finally_switch): Likewise.
2478 * tree-if-conv.c (add_to_dst_predicate_list,
2479 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2480 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2481 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2482 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2483 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2484 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2485 gimplify_init_ctor_eval, gimplify_init_constructor,
2486 gimplify_variable_sized_compare, gimplify_boolean_expr,
2487 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2488 gimplify_expr, gimplify_body, gimplify_function_tree,
2489 force_gimple_operand): Likewise.
2490 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2491 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2492 mx_register_decls): Likewise.
2493 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2494 get_frame_field, finalize_nesting_tree_1): Likewise.
2495 * tree-inline.c (setup_one_parameter): Likewise.
2496 * tree-vect-transform.c (vectorizable_condition): Likewise.
2497 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2499 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2500 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2501 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2502 * tree-chrec.h (build_polynomial_chrec): Likewise.
2504 2005-12-02 Richard Guenther <rguenther@suse.de>
2506 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2507 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2508 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2509 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2510 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2511 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2512 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2514 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2515 sh_adjust_unroll_max): Likewise.
2516 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2517 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2518 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2520 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2522 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2525 2005-12-02 Richard Guenther <rguenther@suse.de>
2527 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2528 simplify_cond_using_ranges): Use buildN instead of build.
2529 * tree-tailcall.c (adjust_accumulator_values,
2530 adjust_return_value): Likewise.
2531 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2532 generate_element_copy, generate_element_zero,
2533 generate_one_element_init): Likewise.
2534 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2535 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2536 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2537 perfect_nestify): Likewise.
2539 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2541 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2543 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2545 * ggc.h (GGC_RESIZEVEC): New.
2547 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2549 * gcc.c (execute): Improve readability.
2551 2005-12-02 Richard Guenther <rguenther@suse.de>
2553 * tree-cfg.c (mark_used_vars): New function.
2554 (dump_function_to_file): Dump only used VAR_DECLs.
2556 2005-12-02 Richard Guenther <rguenther@suse.de>
2558 * convert.c (convert_to_integer): Fix compare for nonpositive
2559 constant to use tree_int_cst_sgn <= 0.
2561 2005-12-02 Richard Guenther <rguenther@suse.de>
2563 * convert.c (convert_to_integer): Use fold_convert instead
2564 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2565 instead of comparing against 0. Use build_int_cst instead
2566 of converting integer_zero_node.
2568 2005-12-02 Richard Guenther <rguenther@suse.de>
2570 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2573 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2576 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2579 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2582 * function.c (expand_function_end): Emit blockage for unwinder
2585 2005-12-01 Roger Sayle <roger@eyesopen.com>
2587 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2588 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2589 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2590 integer constant comparisons.
2592 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2593 Janis Johnson <janis187@us.ibm.com>
2594 David Edelsohn <dje@watson.ibm.com>
2595 Ben Elliston <bje@au.ibm.com>
2597 * dfp.h, dfp.c: New files.
2598 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2599 (DECNUM_H): Likewise.
2600 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2601 (INCLUDES): Append $(DECNUMINC).
2602 (OBJS-common): Add dfp.o.
2604 * real.h (EXP_BITS): Pinch one bit to ..
2605 (struct real_value): Add decimal field.
2606 (real_format): Change table size, update documentation.
2607 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2608 (real_from_string3): Declare.
2609 (decimal_single_format): Declare.
2610 (decimal_double_format): Declare.
2611 (decimal_quad_format): Declare.
2612 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2613 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2614 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2615 * real.c: Include dfp.h.
2616 (normalize): Early return for decimal floats.
2617 (do_add): Zero decimal field.
2618 (do_compare): Call do_decimal_compare for decimal floats.
2619 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2620 (real_arithmetic): Call decimal_real_arithmetic for decimal
2621 floating point operands.
2622 (real_identical): If a and b are of differing radix, return false.
2623 (real_to_integer): Call decimal_real_to_integer if the value is a
2625 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2626 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2627 (real_to_hexadecimal): Place "N/A" in the return string for
2629 (real_from_string3): New variant, given a mode.
2630 (real_maxval): Use decimal_real_maxval for decimal floats.
2631 (round_for_format): Use decimal_round_for_format for decimals.
2632 (real_convert): Use decimal_real_convert where appropriate.
2633 (significand_size): Handle base 10.
2634 (encode_decimal_single, decode_decimal_single,
2635 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2636 decode_decimal_quad): New functions.
2637 (decimal_single_format): New.
2638 (decimal_double_format): New.
2639 (decimal_quad_format): New.
2640 * machmode.def: Add SD, DD and TD decimal floating point modes.
2641 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2642 Include MODE_DECIMAL_FLOAT.
2643 (DECIMAL_FLOAT_MODE_P): New.
2644 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2645 * genmodes.c (struct mode_data): Add counter field.
2646 (struct mode_data): Update comment for format.
2647 (blank_mode): Initialise counter field.
2648 (new_mode): Increment counter field for each mode defined.
2649 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2651 (make_complex_modes): Handle modes containing `D'.
2652 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2653 (make_decimal_float_mode): New.
2654 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2655 (cmp_modes): Compare counter field if other characteristics
2657 (emit_real_format_for_mode): Support formats for decimal floats.
2658 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2659 Document MODE_DECIMAL_FLOAT.
2661 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2663 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2666 2005-12-01 Richard Henderson <rth@redhat.com>
2668 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2670 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2674 * config/pa/pa.c (pa_init_builtins): If we detect
2675 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2678 2005-12-01 Richard Guenther <rguenther@suse.de>
2680 * fold-const.c (fold_binary): Use fold_build2, not
2683 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2685 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2687 * vec.h (VEC_block_remove): New.
2689 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2692 * c-common.c (lvalue_error): Fix wording.
2694 2005-12-01 Richard Guenther <rguenther@suse.de>
2696 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2697 thinko in last patch.
2699 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2701 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2702 than -flat_namespace.
2704 2005-12-01 Ben Elliston <bje@au.ibm.com>
2706 * mklibgcc.in: Parameterise the script to build soft float
2707 functions by iterating over each type, rather than cloning the
2710 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2713 * builtins.c (fold_builtin_fputs): Defer check for missing
2714 replacement functions.
2716 2005-11-30 Kean Johnston <jkj@sco.com>
2718 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2719 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2721 2005-11-30 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/22501
2724 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2725 function split out from ...
2726 (forward_propagate_addr_expr): ... here. Use it to propagate
2727 ADDR_EXPRs to all uses.
2729 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2731 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2732 * builtins.c (expand_builtin_mathfn): Use them.
2733 (expand_builtin_mathfn_2): Likewise.
2734 (expand_builtin_mathfn_3): Likewise.
2735 (expand_builtin_int_roundingfn): Likewise.
2736 (expand_builtin): Likewise.
2737 (integer_valued_real_p): Likewise.
2738 (fold_builtin_int_roundingfn): Likewise.
2739 (fold_builtin_bitop): Likewise.
2740 (fold_builtin_logarithm): Likewise.
2741 (fold_builtin_1): Likewise.
2742 * convert.c (convert_to_integer): Likewise.
2743 * fold-const.c (negate_mathfn_p): Likewise.
2744 (tree_expr_nonnegative_p): Likewise.
2746 2005-11-30 Dale Johannesen <dalej@apple.com>
2747 Andrew Pinski <pinskia@physics.uc.edu>
2749 * combine.c (find_split_point): Sign extend bitmask
2750 when changing bitfield assignment to IOR of AND.
2752 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2754 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2755 clobber to scratch reg.
2756 (*decrement_and_branch_until_zero_no_clobber): Remove.
2757 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2758 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2759 * config/ms1/ms1.opt (mmul): Remove.
2760 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2761 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2763 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2764 Bernd Schmidt <bernd.schmidt@analog.com>
2766 * pa/predicates.md (symbolic_operand): Add comment.
2767 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2768 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2769 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2770 (pa_secondary_reload_class): Delete.
2771 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2772 and pa_secondary_reload_class. Reorder some checks. Update inline
2773 copy of symbolic operand.
2774 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2776 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2778 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2781 2005-11-30 Jeff Law <law@redhat.com>
2783 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2784 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2786 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2788 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2789 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2790 (ia64_expand_move): Adjust caller.
2792 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2793 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2796 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2798 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2799 Always produce an output if we can remove NEGs or canonicalize
2800 (minus (minus ...)) expressions. Provide a fast path for the
2802 (simplify_gen_binary): Do not call simplify_plus_minus.
2803 (simplify_binary_operation_1): Reassociate at the end of the
2806 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2808 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2809 moves and unpack to speed up.
2811 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2813 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2814 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2815 (gen_v9_scc): Update callers.
2816 * config/sparc/sparc.md: Likewise.
2817 * config/sparc/sparc-protos.h: Update extern declaration.
2819 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2821 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2823 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2826 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2828 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2829 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2830 (negate_expr): Here.
2832 2005-11-29 Ben Elliston <bje@au.ibm.com>
2834 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2835 Fix typo in comment.
2837 2005-11-29 Ben Elliston <bje@au.ibm.com>
2839 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2840 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2842 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2846 * builtins.c (init_target_chars): New.
2847 (expand_builtin_printf, expand_builtin_fprintf,
2848 expand_builtin_sprintf, fold_builtin_sprintf,
2849 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2850 fold_builtin_snprintf_chk, fold_builtin_printf,
2851 fold_builtin_fprintf): Check for matching format strings using
2854 2005-11-29 Paul Brook <paul@codesourcery.com>
2856 * config.gcc: Do not use fixproto on m68k-elf.
2858 2005-11-28 Roger Sayle <roger@eyesopen.com>
2860 * expmed.c (div_cost): Replace with...
2861 (sdiv_cost, udiv_cost): New.
2862 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2863 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2864 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2865 (expand_divmod): Replace use of div_cost with either sdiv_cost
2866 or udiv_cost depending upon the signedness of the operation.
2868 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2871 * config/darwin.c (machopic_indirection_name,
2872 machopic_output_indirection): Follow transparent alias chain.
2874 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2876 * varasm.c (ultimate_transparent_alias_target): Add comment.
2878 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2880 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2881 SET_SRC instead of XEXP where appropriate.
2883 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2885 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2888 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2890 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2891 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2894 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2896 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2897 secondary_input_reload_class, made static. Adapt to new
2899 (secondary_output_reload_class): Delete.
2900 (TARGET_SECONDARY_RELOAD): New macro.
2901 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2902 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2904 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2907 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2908 when its natural alignment is > BITS_PER_UNIT.
2909 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2910 * c-common.c (handle_packed_attribute): Ignore packing on a field
2911 whose type is naturally char aligned.
2913 2005-11-28 Richard Guenther <rguenther@suse.de>
2915 * c-common.c (strict_aliasing_warning): Handle all
2916 component-ref like accesses.
2918 2005-11-28 Roger Sayle <roger@eyesopen.com>
2919 Uros Bizjak <uros@kss-loka.si>
2922 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2923 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2924 when flag_unsafe_math_optimizations is set and
2925 we don't care about NaNs or Infinities.
2927 Move x/expN(y) and x/pow(y,z) transformation into common
2928 flag_unsafe_math_optimizations section.
2930 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2932 * gcc.c (main): Change type of argv to "char **".
2934 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2936 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2937 small data sections.
2938 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2939 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2940 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2941 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2942 output locals to sbss if !rs6000_elf_in_small_data_p.
2943 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2945 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2948 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2949 generated by reload.
2950 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2951 indexed_or_indirect_address.
2952 (indexed_or_indirect_address): Don't test for base reg. Call
2953 address_operand last. Make it a special predicate.
2955 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2957 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2959 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2962 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2964 (negate_expr): Likewise.
2966 2005-11-27 Andreas Schwab <schwab@suse.de>
2968 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2971 2005-11-27 Steven Bosscher <stevenb@suse.de>
2973 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2974 has EH predecessor edges.
2976 2005-11-26 Eric Christopher <echristo@apple.com>
2978 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2979 register stalls by zero extending to the full register.
2981 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2983 * config/floatunsisf.c, config/floatunsidf.c,
2984 config/floatunsixf.c, config/floatunsitf.c: New files.
2985 * config/ia64/t-hpux: Add floatunsitf.c.
2986 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2987 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2989 2005-11-26 Richard Henderson <rth@redhat.com>
2991 * c-lex.c (pragma_lex): Rename from c_lex.
2992 * c-pch.c: Update for pragma_lex rename.
2993 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2994 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2995 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2996 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2997 * doc/tm.texi: Likewise.
2999 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3002 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3003 when overflow is undefined.
3005 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3007 * doc/md.texi (Insn Canonicalizations): Refer to the
3008 function commutative_operand_precedence for further rules.
3010 2005-11-25 Roger Sayle <roger@eyesopen.com>
3013 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3014 is less than zero. Limit mult_cost to a reasonable upper bound for
3015 the synthetic multiplication sequence.
3017 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3020 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3021 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3022 Lookup the explicit replacement functions for any unlocked
3023 stdio builtin transformations.
3025 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3027 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3029 * targhooks.c (default_secondary_reload): Don't require operand 2
3030 for an input reload to be earlyclobber.
3032 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3034 * fold-const.c (negate_mathfn_p): Fix comment and add support
3035 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3038 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3041 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3042 _Q_ulltoq for unsigned conversions from SImode and DImode to
3045 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3047 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3048 (__floatundidf, __floatundisf): Likewise.
3050 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3052 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3053 (rs6000_override_options): Remove initialization of
3054 rs6000_sr_alias_set.
3055 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3056 (rs6000_emit_stack_tie): Same.
3057 (emit_frame_save): Same.
3058 (gen_frame_mem_offset): Same.
3059 (rs6000_emit_prologue): Same.
3060 (rs6000_emit_epilogue): Same.
3062 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3065 * fold-const.c (fold_build): Convert bool_var != 1 and
3066 bool_var == 0 to !bool_var.
3068 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3071 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3072 for C being INTEGER_CST. Likewise for !=.
3074 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3077 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3078 unsigned conversions from SImode to TFmode.
3080 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3082 * expr.c (expand_expr_real_1): Fix error in last change.
3084 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3086 * caller-save.c: (this_insn_sets): Move into:
3087 (save_call_clobbered_regs).
3088 (mark_set_regs): Get this_insn_sets from data.
3090 (save_call_clobbered_regs): Take sets of the return value by
3091 sibcalls into account.
3093 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3096 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3097 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3098 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3099 (memory_move_secondary_cost, init_reg_autoinc): Remove
3100 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3101 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3102 secondary_reload_class call.
3103 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3105 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3106 (push_secondary_reload): Use secondary_reload target hook.
3107 (secondary_reload_class, scratch_reload_class): New functions.
3108 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3109 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3110 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3111 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3112 (secondary_reload_class, scratch_reload_class): Declare.
3113 * reload1.c: Include target.h.
3114 (reload_adjust_reg_for_temp): New function.
3115 (reload_adjust_reg_for_icode): Likewise.
3116 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3117 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3119 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3120 for inheritance. Support case when both secondary & tertiary reloads
3121 are for intermediate registers.
3122 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3123 with secondary_reload_class call. Support case when both secondary
3124 & tertiary reloads are for intermediate registers.
3125 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3126 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3127 * target.h (secondary_reload_info): New struct / typedef.
3128 (struct gcc_target): New member secondary_reload.
3129 * targhooks.c Include reload.h, optabs.h and recog.h.
3130 (default_secondary_reload): New function.
3131 * targhooks.h (default_secondary_reload): Declare.
3132 * doc/tm.texi: Document secondary_reload target hook. Update
3133 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3134 * doc/md.texi: Likewise.
3136 * sh-protos.h (sh_secondary_reload): Declare.
3137 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3138 (sh_secondary_reload): New function.
3139 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3140 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3141 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3142 (HAVE_SECONDARY_RELOADS): Define.
3143 * sh.md (reload_indf): Rename to:
3145 (reload_outdf): Rename to:
3146 (reload_outdf__RnFRm).
3147 (reload_insf): Rename to:
3149 (reload_insi): Rename to:
3150 (reload_insi__i_fpul).
3152 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3154 * configure.ac: Require at least texinfo 4.4.
3155 * configure: Regenerate.
3157 * doc/install.texi (Tools/packages necessary for building GCC):
3158 Update required version of texinfo to at least 4.4.
3159 (Installing GCC: Building): Update required version of texinfo
3161 (Installing GCC: Final installation): Update required version
3162 of texi2dvi to at least 4.4.
3163 (Host/target specific installation notes for GCC): Update required
3164 version of texinfo to at least 4.4.
3166 2005-11-24 Richard Guenther <rguenther@suse.de>
3167 Dirk Mueller <dmueller@suse.de>
3170 * c-common.h (strict_aliasing_warning): Declare.
3171 * c-common.c (strict_aliasing_warning): New function,
3173 * c-typeck.c (build_c_cast): ... here.
3175 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3177 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3179 (swap_commutative_operands_with_target): New.
3181 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3183 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3184 also when doing PRE, rather than only for global CPROP.
3186 2005-11-24 Ben Elliston <bje@au.ibm.com>
3188 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3189 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3191 (expand_twoval_unop): Likewise.
3192 (widen_clz): Likewise.
3193 (expand_parity): Likewise.
3194 (expand_unop): Likewise.
3195 (emit_cmp_and_jmp_insn_1): Likewise.
3196 (prepare_float_lib_cmp): Likewise.
3198 2005-11-24 Ben Elliston <bje@au.ibm.com>
3200 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3201 Remove unused `class' variable.
3203 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3206 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3207 C/C++ diagnostic function warn_array_subscript_with_type_char.
3208 * c-common.h (warn_array_subscript_with_type_char): Declare.
3209 * c-common.c (warn_array_subscript_with_type_char): Define.
3211 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3214 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3215 compiling at the intersection of C and C++.
3217 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3219 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3220 List @file in the option summary. Include the libiberty
3221 documentation for @file.
3222 * gcc.c (main): Call expandargv.
3223 * Makefile.in (gcc-vers.texi): Define srcdir.
3225 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3227 * passes.c (init_optimization_passes): Document
3228 sequencing of passes.
3230 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3232 * config/m68k/predicates.md (pcrel_address, extend_operator,
3233 post_inc_operand, pre_dec_operand): Remove redundant
3235 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3237 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3239 2005-11-23 Ben Elliston <bje@au.ibm.com>
3241 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3243 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3245 Preparatory work for PR target/21623:
3246 * alpha.c (secondary_reload_class): Rename to:
3247 (alpha_secondary_reload_class).
3248 * alpha.h, alpha-protos.h: Likewise.
3249 * mn10300.c (secondary_reload_class): Rename to:
3250 (mn10300_secondary_reload_class).
3251 * mn10300.h, mn10300-protos.h: Likewise.
3252 * pa.c (secondary_reload_class): Rename to:
3253 (pa_secondary_reload_class).
3254 * pa.h, pa-protos.h: Likewise.
3255 * rs6000.c (secondary_reload_class): Rename to:
3256 rs6000_secondary_reload_class.
3257 * rs6000.h, rs6000-protos.h: Likewise.
3259 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3262 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3264 2005-11-22 Ian Lance Taylor <ian@airs.com>
3266 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3268 (prepare_cmp_insn): Likewise.
3270 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3273 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3274 if both operands[0] and operands[1] are memory.
3276 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3279 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3280 COMPARISON_CLASS_P and an integral types create create a new
3281 expression with the new type and fold that.
3283 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3286 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3287 to SUBTARGET_OS_CPP_BUILTINS.
3289 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3291 * arm.c (emit_set_insn): New function.
3292 (arm_split_constant): Call it.
3293 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3294 (arm_legitimize_address): Likewise. Use plus_constant.
3295 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3296 (thumb_expand_prologue): Likewise.
3297 (arm_gen_load_multiple): Use VOIDmode in SET.
3298 (arm_gen_store_multiple): Likewise.
3299 (vfp_emit_fstmx): Likewise. Use plus_constant.
3300 (emit_multi_reg_push): Likewise.
3301 (emit_sfm): Use plus_constant.
3303 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3306 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3309 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3312 * expmed.c (store_bit_field): Don't attempt to insv a field
3313 larger than the reg.
3315 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3318 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3319 explicit sign extension, not a (char) cast.
3321 2005-11-22 Ben Elliston <bje@au.ibm.com>
3323 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3324 GET_MODE_CLASS (x) == MODE_FLOAT.
3325 * config/i386/i386.c: Likewise.
3326 * config/rs6000/xcoff.h: Likewise.
3327 * config/rs6000/linux64.h: Likewise.
3328 * config/rs6000/rs6000.c: Likewise.
3329 * config/rs6000/rs6000.h: Likewise.
3330 * config/rs6000/predicates.md: Likewise.
3331 * config/rs6000/sysv4.h: Likewise.
3333 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3335 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3338 * config/alpha/freebsd.h, config/alpha/linux.h,
3339 config/arm/linux-elf.h, config/bfin/bfin.h,
3340 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3341 config/i386/beos-elf.h, config/i386/gnu.h,
3342 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3343 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3344 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3345 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3346 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3347 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3348 config/sparc/linux.h, config/sparc/linux64.h,
3349 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3351 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3352 are both defined when either flag -fpic or -fPIC are used.
3354 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3356 * config/fp-bit.c (clzusi): New function.
3357 (si_to_float, usi_to_float): Use it to compute proper shift.
3358 (usi_to_float): Preserve guard bits when shifting right.
3359 * libgcc-std.ver (GCC_4.2.0): New version.
3360 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3361 __floatundisf): New functions.
3362 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3363 __floatundisf): Declare.
3364 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3365 _floatundixf, and _floatunditf.
3366 * optabs.c (expand_float): If target does not define a pattern for
3367 signed or unsigned conversion, use an unsigned libcall instead of
3369 (init_optabs): Initialize ufloat_optab.
3371 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3373 * config/rs6000/rs6000.opt (mmulhw): New option.
3374 * doc/invoke.texi (-mmulhw): Document.
3375 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3377 * config/rs6000/rs6000.md: Add half-word multiply and
3378 multiply-accumulate instructions for 405 and 440.
3380 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3382 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3383 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3384 default now includes a linker group which makes the RTEMS one nest.
3386 2005-11-22 Ben Elliston <bje@au.ibm.com>
3388 * cse.c (fold_rtx): Typo fix.
3389 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3391 2005-11-21 Richard Henderson <rth@redhat.com>
3393 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3394 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3396 * c-tree.h (lookup_name): Move declaration ...
3397 * c-common.h (lookup_name): ... here.
3398 * config/darwin-c.c: Include c-common.h.
3399 * config/t-darwin: Update dependencies.
3401 2005-11-22 Ben Elliston <bje@au.ibm.com>
3403 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3404 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3405 * genopinit.c (gen_insn): Likewise.
3406 * reload.c (find_equiv_reg): Likewise.
3407 * loop.c (load_mems): Likewise.
3408 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3409 * cse.c (find_comparison_args, fold_rtx): Likewise.
3410 * dwarf2out.c (add_const_value_attribute): Likewise.
3411 * expr.c (convert_move): Likewise.
3412 * recog.c (general_operand, register_operand): Likewise.
3413 * reg-stack.c (replace_reg): Likewise.
3414 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3415 * c-common.c (handle_vector_size_attribute): Likewise.
3416 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3417 (simplify_binary_operation_1): Likewise.
3418 (simplify_const_binary_operation): Likewise.
3419 (simplify_relational_operation): Likewise.
3420 (simplify_const_relational_operation): Likewise.
3421 (simplify_immed_subreg): Likewise.
3422 * emit-rtl.c (gen_lowpart_common): Likewise.
3423 * expmed.c (expand_mult): Likewise.
3424 * stor-layout.c (layout_type): Likewise.
3426 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3429 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3430 cst2 only for SPE vectors.
3432 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3435 * config/rs6000/predicates.md (vrsave_operation): Check
3436 UNSPEC_VOLATILE value.
3438 2005-11-21 Jan Hubicka <jh@suse.cz>
3440 PR tree-optimization/24653
3441 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3443 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3445 * config/i386/predicates.md (ax_reg_operand): New predicate.
3446 (memory_displacement_only_operand): New predicate.
3447 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3448 operand is AX register and the other operand is memory operand
3449 with displacement only.
3451 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3453 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3454 if we don't care about NaNs or Infinities.
3456 2005-11-20 Ian Lance Taylor <ian@airs.com>
3458 PR rtl-optimization/24883
3459 * combine.c (combinable_i3pat): When checking whether the
3460 destination of i3 is used in i3, consider paradoxical subregs.
3462 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3465 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3467 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3469 * combine.c (try_combine): Do not run subst on i1src and i2src in
3470 the case of generating a PARALLEL for a comparison.
3472 2005-11-20 Richard Henderson <rth@redhat.com>
3475 * tree-sra.c (struct sra_elt): Add all_no_warning.
3476 (struct sra_walk_fns) <use>: Add use_all argument.
3477 (sra_walk_expr): Pass it.
3478 (sra_walk_modify_expr): Likewise.
3479 (scalarize_ldst): Likewise.
3480 (scan_use): Update for new argument.
3481 (mark_no_warning): New.
3482 (scalarize_use): Use it.
3484 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3486 * expr.c (expand_expr_real): Use usmul_optab for widening
3487 signed * unsigned multiplies.
3488 * genopinit.c (optabs): Add usmul_widen_optab.
3489 * optabs.c (init_optabs): Likewise.
3490 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3491 (usmul_widen_optab): Define.
3492 * config/bfin/bfin.md (usmulhisi3): New pattern.
3494 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3496 2005-11-20 Graham Stott <btinternet.com>
3498 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3500 2005-11-20 Andreas Schwab <schwab@suse.de>
3503 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3506 2005-11-19 Richard Henderson <rth@redhat.com>
3509 * tree-gimple.c (is_gimple_id): Export.
3510 * tree-gimple.h (is_gimple_id): Declare.
3511 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3512 (get_default_value): Use it.
3513 (maybe_fold_stmt_indirect): Likewise.
3515 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3517 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3518 than VR1 or vice-versa.
3520 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3524 * reload.c (find_reloads_address_1): Mention dependency on
3526 * reload1.c (gen_reload): For IN with an unary operation, try
3527 moving inner expression to OUT if trivial SET is not valid.
3528 Confirm that the result is valid. Move common code block into...
3529 (emit_insn_if_valid_for_reload): New function.
3531 2005-11-19 Richard Guenther <rguenther@suse.de>
3533 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3534 ARRAY_REFs of constant strings.
3536 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3538 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3539 fatal format string.
3541 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3543 * combine.c (make_compound_operation): Swap operands of
3544 commutative operation if necessary before returning.
3546 2005-11-19 Richard Guenther <rguenther@suse.de>
3549 * fold-const.c (fold_plusminus_mult_expr): New function.
3550 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3551 cases, remove now unnecessary code.
3553 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3555 * gensupport.c (old_preds): Rename to std_preds, add special field.
3556 (struct old_pred_table): Rename to struct std_pred_table, add special
3558 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3559 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3560 (init_predicate_table): Adjust, and set along the way whether a
3561 predicate is special.
3563 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3565 * BASE-VER: Change to 4.2.0.
3567 2005-11-18 James E Wilson <wilson@specifix.com>
3569 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3572 2005-11-18 Mike Stump <mrs@apple.com>
3574 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3575 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3576 * c-decl.c (lookup_name_two) Remove.
3577 * c-tree.h (lookup_name_two): Remove.
3578 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3579 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3580 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3581 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3583 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3586 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3587 when not generating code to use that co-processor.
3589 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3591 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3592 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3593 these functions are now in tree-phinodes.c.
3595 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3597 * config/bfin/bfin.md (trap): New pattern.
3599 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3601 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3604 * expr.c (expand_expr_real): Don't call record_block_change unless
3605 ib_boundaries_block is non-null
3607 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3609 * fold-const.c (build_range_check): Use proper type for subtraction
3610 when merging lower bound.
3612 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3614 PR rtl-optimization/24497
3615 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3618 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3620 * tree-scalar-evolution.c (expression_expensive_p): New function.
3621 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3623 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3625 * config/bfin/crtlibid.s: New file.
3627 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3630 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3631 when not using sjlj exceptions.
3632 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3633 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3634 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3635 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3636 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3637 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3638 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3639 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3640 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3641 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3642 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3643 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3644 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3646 * config/pa/hpux-unwind.h: New file.
3648 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3650 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3651 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3652 * varasm.c (do_assemble_alias): Adjust call.
3653 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3655 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3657 2005-11-17 James E Wilson <wilson@specifix.com>
3659 * tree.def (FUNCTION_DECL): Correct typo in comment.
3661 2005-11-17 Richard Henderson <rth@redhat.com>
3663 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3664 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3665 and DW_CFA_def_cfa_sf.
3666 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3667 (dbx_reg_number): Don't assert particular registers here.
3668 (based_loc_descr): ... do it here instead. Fold in ...
3669 (eliminate_reg_to_offset): ... this function.
3670 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3671 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3672 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3673 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3674 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3675 (instantiate_virtual_regs): Likewise.
3676 * var-tracking.c (adjust_stack_reference): Likewise.
3677 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3679 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3681 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3682 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3683 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3685 ($(T)crtlibid.o): New rule.
3687 2005-11-16 Richard Guenther <rguenther@suse.de>
3690 * fold-const.c (extract_array_ref): Return byte offset
3692 (fold_binary): Fold &x[a] CMP &x[b] to
3693 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3696 2005-11-16 Richard Henderson <rth@redhat.com>
3699 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3700 parts of an SSA_NAME.
3702 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3705 * arm.md (split for movsf with immediate): Restrict split to insns
3706 that set a general register.
3708 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3710 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3712 * unwind-dw2.c (uw_advance_context): Likewise.
3713 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3714 _Unwind_SjLj_Unregister.
3715 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3717 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3719 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3721 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3723 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3724 langhook to get a DImode integer type.
3726 2005-11-16 Richard Henderson <rth@redhat.com>
3727 J"orn Rennecke <joern.rennecke@st.com>
3728 Ulrich Weigand <uweigand@de.ibm.com>
3732 * reload1.c (reg_equiv_invariant): New.
3733 (reload): Allocate, initialize, and free it.
3734 (calculate_needs_all_insns): Check it when skipping equivalence
3736 (alter_reg): Likewise.
3737 (eliminate_regs_1): Rename from eliminate_regs. Add new
3738 may_use_invariant argument; only use reg_equiv_invariant when true.
3739 (eliminate_regs): New.
3740 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3741 a context for which may_use_invariant may be true.
3743 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3745 * fold-const.c (const_binop): Don't constant fold the operation
3746 if the result has overflowed and flag_trapping_math.
3747 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3749 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3751 * config/arm/unwind-arm.c (abort): Add prototype here.
3752 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3753 (struct phase1_vrs): Add prev_sp.
3754 (unwind_phase2_forced): Save the original core registers instead of
3755 modifying entry_vrs. Take a new flag argument for resuming unwinding
3756 and set action flags accordingly. Always set _US_END_OF_STACK when
3757 get_eit_entry fails. Unwind before calling the stop function.
3758 (_Unwind_GetCFA): New function.
3759 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3760 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3761 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3762 just call unwind_phase2_forced.
3763 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3764 * config/arm/unwind-arm.h (abort): Remove prototype.
3765 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3767 (_Unwind_GetCFA): New prototype.
3768 * config/arm/pr-support.c (abort): Add prototype here.
3769 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3771 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3772 not schedule the prologue with non-call exceptions and EABI.
3774 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3776 * config/arm/unwind-arm.h: Reorder interface function declarations.
3777 (_URC_END_OF_STACK): New enumeration value.
3778 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3779 (struct _Unwind_Control_Block): Document reserved field use.
3780 (_Unwind_Stop_Fn): New typedef.
3781 (_Unwind_ForcedUnwind): Declare.
3782 (_Unwind_Resume_or_Rethrow): Declare.
3783 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3785 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3786 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3787 (UCB_FORCED_STOP_ARG): New.
3788 (search_EIT_table): Update boundary condition checks.
3789 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3790 (unwind_phase2): Replace for with do..while.
3791 (unwind_phase2_forced): New.
3792 (__gnu_Unwind_RaiseException): Replace for with do..while.
3793 (__gnu_Unwind_ForcedUnwind): New.
3794 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3795 Use appropriate phase2 unwinder.
3796 (__gnu_Unwind_Resume_or_Rethrow): New.
3797 (__gnu_unwind_pr_common): Cope with forced unwinding.
3799 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3802 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3804 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3805 roundsf2): Remove "s" from mnemonic.
3807 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3809 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3811 * config/bfin/crtn.s: Change epilogues to match.
3812 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3813 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3814 __PIC__ and __pic__.
3816 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3819 * doc/invoke.texi: Distinguish between free and fixed form instead of
3820 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3822 * gcc.c (default_compilers): Remove double entries, add entries for
3823 suffixes '.F90' and '.F95'.
3825 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3827 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3828 in the stack probing loop.
3830 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3832 * configure.ac: Use .machine power5 not power5x.
3833 * configure: Regenerate.
3835 2005-11-15 Mike Stump <mrs@apple.com>
3837 * c-decl.c (lookup_name_two): Add.
3838 * c-tree.h (lookup_name_two): Likewise.
3839 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3840 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3842 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3844 PR rtl-optimization/23392
3845 * regrename.c (enum scan_actions) Add mark_access.
3846 (scan_actions_name): Ditto.
3847 (scan_rtx_reg): Handle mark_access.
3848 (scan_rtx_address): Do nothing for mark_access.
3849 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3850 and regs in REG_INC notes before closing chains for dead regs.
3851 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3852 opening chains for new writes.
3854 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3856 * c.opt (ffixed-line-length-none): New.
3858 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3860 * mklibgcc.in: Change contents of eh_dummy.c.
3862 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3864 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3866 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3868 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3870 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3872 2005-11-15 Jan Hubicka <jh@suse.cz>
3874 * invoke.texi (large-unit-insns): Document.
3875 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3876 * params.def (large-unit-insns): New param.
3878 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3881 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3882 special register for operand 3. Reindent constraints to align
3885 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3887 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3888 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3889 * configure.ac: Add test for FP rounding instructions.
3890 * configure: Regenerate.
3891 * config.in: Regenerate.
3892 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3893 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3895 * config/rs6000/rs6000.opt (mfprnd): New.
3896 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3897 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3898 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3899 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3900 (TARGET_FPRND): New.
3901 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3903 (btrunc<mode>2): New.
3905 (floor<mode>2): New.
3906 (round<mode>2): New.
3908 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3910 * gcc.c (version_compare_spec_function): Use fatal() rather than
3913 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3914 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3915 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3917 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3920 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3921 on -mmacosx-version-min setting.
3923 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3926 * tree-vrp.c (infer_value_range): Return false if STMT is a
3927 block terminator and its basic block has no successors.
3929 2005-11-14 Mike Stump <mrs@apple.com>
3931 * config/i386/i386.c (override_options): -masm=intel isn't
3932 supported on darwin.
3933 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3935 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3937 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3938 vfork after including auto-host.h.
3940 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3942 PR rtl-optimization/22002
3943 * combine.c (distribute_notes): Detect cases where a reg dies
3944 two or more times in a bb, including on the insn we are combining,
3945 and place the death note on the correct range.
3947 2005-11-14 Dale Johannesen <dalej@apple.com>
3949 * expmed.c (store_bit_field): Add offset unconditionally for
3951 (extract_bit_field): Don't force extzv or extv operand into
3952 a register if field is too big.
3954 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3956 * config/arm/arm.c (pic_labelno): New.
3957 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3958 LABEL_REF. Pass only the labelno to PIC insns.
3959 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3960 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3961 * arm.md (UNSPEC_PIC_LABEL): New constant.
3962 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3963 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3964 Use the correct label prefix.
3966 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3968 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3971 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3973 * loop-invariant.c: Include tm_p.h.
3974 * Makefile.in: Updated.
3976 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3978 * pa.c (store_reg): Revise generation of frame notes in large frames.
3979 (set_reg_plus_d): Likewise.
3981 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3983 PR tree-optimization/24709
3984 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3987 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3989 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3990 and duplicate declaration of pthread_self.
3992 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3993 Ian Lance Taylor <ian@airs.com>
3996 * calls.c (expand_call): If TARGET is a MEM and some part of the
3997 argument area has been saved, force TARGET to a register.
3999 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4001 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4004 2005-11-13 Jason Merrill <jason@redhat.com>
4007 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4008 lazily declared methods.
4009 (force_decl_die): Stop if forcing out the context already make a
4011 (force_type_die): Likewise.
4013 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4016 * builtins.c (integer_valued_real_p): Add break in
4017 REAL_CST having TREE_OVERFLOW set.
4019 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4021 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4022 addressing modes during calculation of costs.
4024 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4026 * function.c (assign_stack_local_1): Restrict sanity check
4027 on frame size overflow to 32-bit and above platforms.
4029 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4031 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4032 * config/cris/cris.c: Include reload.h.
4033 (cris_initial_elimination_offset): New function.
4034 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4037 2005-11-12 Richard Guenther <rguenther@suse.de>
4039 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4041 2005-11-12 Jan Hubicka <jh@suse.cz>
4043 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4044 to compare against 0 when possible.
4046 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4048 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4049 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4050 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4051 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4054 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4056 * recog.c (constrain_operands) <case 'g'>: For a match, require
4057 that a non-register matches general_operand when strict >= 0.
4059 2005-11-11 Steven Bosscher <stevenb@suse.de>
4061 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4064 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4066 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4067 (memory_address_same): New.
4068 (dse_optimize_stmt): Call memory_address_same.
4070 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4073 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4074 ZERO_EXTEND>: New cases.
4076 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4078 * longlong.h (__clz_tab): Always provide.
4080 2005-11-11 Steven Bosscher <stevenb@suse.de>
4083 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4085 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4086 before check_maybe_invariant.
4087 (move_invariant_reg): Use gen_move_insn instead of replacing
4088 SET_DEST with the temporary for the invariant.
4089 (move_loop_invariants): If checking is enabled, do internal
4090 consistency checks after completing the pass.
4092 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4095 * common.opt (Wvolatile-register-var): New.
4096 * varasm.c (make_decl_rtl): Only emit warning when option
4097 specified. Clarify warning message.
4098 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4100 * doc/md.texi (copysign): Document standard named pattern.
4102 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4104 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4105 bytes when align is 2.
4106 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4107 by the first instruction of the loop.
4109 2005-11-11 Jason Merrill <jason@redhat.com>
4112 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4115 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4117 PR rtl-optimization/22509
4118 * local-alloc.c (memref_used_between_p): Check whether a function call
4119 could not reference the memref.
4121 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4123 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4124 algorithm so as to choose the best, not the worst, alternative.
4125 Reset accumulated register class before processing next alternative.
4127 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4130 * calls.c (expand_call): Copy a return value to a plain register
4133 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4136 * varasm.c (assemble_name): Recompute name only for transparent
4139 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4141 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4143 2005-11-04 Jeff Law <law@redhat.com>
4146 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4147 perform reassociation if the parent statement will not die as
4148 a result of the optimization.
4150 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4152 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4153 delete_old_heap_vars.
4154 * tree-dfa.c (referenced_var_remove): Remove function.
4155 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4156 (delete_tree_ssa): Remove call to delete_old_heapvars.
4157 Add call to delete_alias_heapvars.
4158 * tree-flow.h (referenced_var_remove): Remove prototype
4159 (init_alias_heapvars): New prototype.
4160 (delete_alias_heapvars): Ditto.
4161 * Makefile.in (tree-ssa-structalias.o): Add
4162 gt-tree-ssa-structalias.o
4163 (GTFILES): Add tree-ssa-structalias.h and
4164 tree-ssa-structalias.c.
4165 (s-gtype): Add gt-tree-ssa-structalias.h.
4166 * tree-ssa-structalias.c (heapvars): Remove.
4167 (oldheapvars): Remove.
4168 (heapvar_for_stmt): New variable.
4169 (heapvar_lookup): New function.
4170 (heapvar_insert): Ditto.
4171 (get_constraint_for): See if we have an old heapvar
4173 (init_alias_heapvars): New function.
4174 (delete_alias_heapvars): Ditto.
4175 Add include of gt-tree-ssa-structalias.h.
4177 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4180 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4182 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4184 * tree.c (int_fits_type_p): Only look at the base type
4185 if it has the same precision as the original type.
4187 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4190 * varasm.c (assemble_alias): Use %q+D in the error
4191 message instead of %J and %qD.
4193 2005-11-10 Richard Guenther <rguenther@suse.de>
4195 * gcse.c (free_ldst_entry): Only free hashtable if
4198 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4200 * function.c (assign_stack_local_1): Issue an error message if
4201 the frame size overflows in the signed target arithmetics.
4203 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4205 * tree.c (build_qualified_type): Chain the new type to the original
4206 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4207 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4208 (build_pointer_type_for_mode): Only return unqualified types.
4209 (build_reference_type_for_mode): Likewise.
4211 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4213 * Makefile.in (gnucompare): Do comparison of all files using one of
4214 the chosen methods and only afterwards decide if just warning should
4215 be issued or comparison failure raised.
4217 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4219 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4220 (noce_try_abs): Negate if the comparison is reversed.
4221 Look only one instruction backwards for a REG_EQUAL note.
4223 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4226 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4227 gthr-tpf.h: Define __gthrw. For all identifiers that might
4228 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4229 and prefix all uses with __ghtrw.
4231 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4234 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4235 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4236 * c-common.c (handle_weakref_attribute): New.
4237 (c_common_attribute_table): Add weakref.
4238 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4240 * configure, config.in: Rebuilt.
4241 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4242 * doc/extend.texi: Document weakref attribute.
4243 * varasm.c (ultimate_transparent_alias_target): New
4244 (assemble_name): Use it.
4245 (weak_finish_1): Split out of...
4246 (weak_finish): ... and deal with weakrefs in...
4247 (weakref_targets): ... new list.
4248 (globalize_decl): Clean up weakref_targets.
4249 (do_assemble_alias): Handle weakrefs.
4250 (finish_aliases_1): Do not reject weakrefs to external symbols.
4251 (assemble_alias): Handle weakrefs.
4253 2005-11-09 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/24716
4256 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4257 t_bool to track results from follow_ssa_edge.
4259 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4261 * final.c (force_source_line): New global variable.
4262 (final_scan_insn): Set it to true instead of clearing last_filename.
4263 (notice_source_line): Return true if force_source_line is true,
4264 unless source info is absent.
4266 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4269 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4270 a linkage name for a variable if it a register variable.
4271 * c-decl.c (grokdeclarator): Global register variables
4272 should be set as PUBLIC.
4274 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4277 * config/s390/s390.c (struct s390_frame_layout): New fields
4278 first_save_gpr_slot and last_save_gpr_slot.
4279 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4280 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4281 first_save_gpr and last_save_gpr with the _slot variants.
4282 (s390_register_info): Calculate first_save_gpr_slot and
4283 last_save_gpr_slot using regs_ever_live.
4285 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4288 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4289 for a function containing a landing pad.
4291 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4294 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4297 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4299 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4300 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4302 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4305 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4307 (call,load,store): New insn types.
4308 (mem_access, branch_access): Adjust reservation conditions.
4309 (define_delay): Adjust condition.
4310 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4312 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4313 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4315 (call_internal, call_value_internal, return_internal,
4316 return_interrupt_internal, eh_return_internal, indirect_jump,
4317 tablejump): Set call insn type.
4318 (blockage, ei, di): Use appropriate unspec const.
4319 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4320 (ms1_get_attr_type): Adjust to give load & store types.
4321 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4322 backwards past a barrier.
4323 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4325 (struct branch_info, struct label_info): New.
4327 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4328 (ms1_machine_reorg): New.
4329 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4330 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4331 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4332 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4335 2005-11-09 Per Bothner <per@bothner.com>
4336 Uros Bizjak <uros@kss-loka.si>
4339 * toplev.c (process_options): Initialize debug_hooks early
4340 in case lang_hooks.post_options ends up calling a debug_hook.
4342 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4344 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4345 DBX_REGISTER_NUMBER being contiguous.
4347 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4348 Diego Novillo <dnovillo@redhat.com>
4351 * tree-vrp.c (register_edge_assert_for): Do not register
4352 always-false predicates.
4354 2005-11-08 Devang Patel <dpatel@apple.com>
4356 PR tree-optimization/23115
4357 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4360 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4362 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4365 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4367 Fix PR tree-optimization/23382
4369 * tree-ssa-alias.c (compute_may_aliases): Call
4370 delete_old_heap_vars.
4371 * tree-dfa.c (referenced_var_remove): New function.
4372 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4373 * tree-flow.h (referenced_var_remove): Add prototype.
4374 (delete_old_heap_vars): Ditto.
4375 * tree-ssa-structalias.c (heapvars): New variable.
4376 (oldheapvars): Ditto.
4377 (get_constraint_for): Put heap vars on heapvars list.
4378 (delete_old_heap_vars): New function.
4380 2005-11-08 Jason Merrill <jason@redhat.com>
4382 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4384 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4387 * reg-stack.c (reg_to_stack): Update register liveness also
4388 for flag_sched2_use_traces.
4390 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4393 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4394 override prior explicit -mno-powerpc-gfxopt.
4396 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4398 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4399 if the bitsize is zero.
4400 * doc/md.texi (Standard Pattern Names): Document it.
4402 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4403 (TARGET_PASS_BY_REFERENCE): Likewise.
4405 2005-11-07 Ian Lance Taylor <ian@airs.com>
4407 PR rtl-optimization/24683
4408 * config/i386/i386.c (legitimize_pic_address): If constant operand
4409 to PLUS is too large, put it in a register.
4411 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4413 * configure.ac: Enable checking assembler dwarf2 support for bfin
4415 * configure: Regenerate.
4417 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4421 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4422 gen_easy_vector_constant_add_self): Delete.
4423 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4425 (output_vec_const_move): Use gen_easy_altivec_constant.
4426 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4427 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4428 (easy_vector_constant_add_self): Rewritten.
4429 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4430 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4431 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4432 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4433 Macroize and adjust for the other changes.
4435 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4439 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4440 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4442 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4444 PR rtl-optimization/23567
4445 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4446 (noce_process_if_block): Don't do any optimizations except
4447 if (cond) x = x; if !set_b and write into orig_x may trap
4448 or fault. Remove the MEM_READONLY_P check.
4450 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4453 * tree-vrp.c (fix_equivalence_set): New.
4454 (extract_range_from_assert): Call it.
4456 2005-11-05 Ian Lance Taylor <ian@airs.com>
4459 * combine.c (apply_distributive_law): Don't distribute across a
4462 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4464 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4465 config/ms1/ms1.h, config/rs6000/predicates.md,
4466 config/s390/s390.c, params.def, postreload-gcse.c,
4467 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4468 tree-vrp.c, tree.c: Fix comment typos.
4469 * doc/invoke.texi: Fix typos.
4471 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4473 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4474 for testing whether the data_dependence_relation contains distance
4475 vectors. Iterate over all distance vectors of the ddr.
4476 * lambda.h: Define a vec of lambda_vector pointers.
4477 * tree-data-ref.c (dump_data_dependence_relation,
4478 dump_data_dependence_direction): Iterate over all distance and
4479 direction vectors of the ddr.
4480 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4482 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4483 of distance/direction vectors instead of a single one.
4484 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4485 lambda_vectors with a vec of lambda_vectors.
4486 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4487 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4488 DDR_NUM_DIST_VECTS): New.
4489 * tree-loop-linear.c (gather_interchange_stats): Test for the
4490 existence of distance vectors only after having checked that there
4491 is a dependence. Iterate over all distance vectors of the ddr.
4492 (linear_transform_loops): Use dump_data_dependence_relation.
4493 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4494 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4495 distance vectors of the ddr.
4497 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4499 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4500 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4501 IS_INTHANDLER; all callers changed.
4502 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4504 (do_link, do_unlink): New argument ALL; all callers changed.
4505 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4506 If function isn't leaf, save and restore all registers.
4507 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4510 2005-11-05 Jan Hubicka <jh@suse.cz>
4512 PR rtl-optimization/23490
4513 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4514 max-flow-memory-location): Document.
4515 * flow.c: Include params.h
4516 (MAX_MEM_SET_LIST_LEN): Kill.
4517 (add_to_mem_set_list): Use new param.
4518 * cse.c (cse_basic_block): Replace 1000 by new param.
4519 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4520 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4521 * predict.c (predict_loops): Use new param.
4522 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4524 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4525 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4526 Do not hold memory returned by cgraph_node_name across other call.
4528 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4531 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4534 2005-11-04 Jeff Law <law@redhat.com>
4537 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4538 * tree-ssa-dom.c: Include params.h.
4539 (thread_across_edge): If there are too many statements in the
4540 target block, then do not thread through it.
4541 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4542 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4544 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4547 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4548 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4550 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4553 * tree-scalar-evolution.c (instantiate_parameters_1,
4554 instantiate_parameters, resolve_mixers): Compute the size of an
4555 expression to be instantiated and give up the instantiation if the
4556 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4558 2005-11-04 Richard Guenther <rguenther@suse.de>
4560 * tree-flow.h (ref_contains_indirect_ref): Rename to
4561 array_ref_contains_indirect_ref.
4562 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4563 (array_ref_contains_indirect_ref): Make comment match the code
4565 (ref_contains_array_ref): Likewise.
4566 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4567 ref_contains_indirect_ref.
4568 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4569 Rename calls to ref_contains_indirect_ref.
4571 2005-11-04 Paul Brook <paul@codesourcery.com>
4573 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4574 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4575 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4576 * config/arm/arm.md: Use match_operand in peephole input templates
4577 and match_dup in peephole output templates.
4579 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4581 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4584 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4585 Daniel Jacobowitz <dan@codesourcery.com>
4587 * longlong.h (add_ssaaaa): Clobber condition code register
4589 (sub_ddmmss): Likewise.
4590 (umul_ppmm): Likewise.
4592 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4593 Paul Brook <paul@codesourcery.com>
4594 Phil Blundell <pb@reciva.com>
4596 * configure.ac: Add test for ARM TLS support.
4597 * configure: Regenerated.
4598 * config/arm/arm-protos.h (legitimize_tls_address)
4599 (arm_tls_referenced_p, tls_mentioned_p)
4600 (arm_output_addr_const_extra): New prototypes.
4601 (thumb_legitimize_pic_address): Delete.
4602 * config/arm/arm.c: Include "gt-arm.h".
4603 (enum tls_reloc): New.
4604 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4605 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4606 (arm_call_tls_get_addr, legitimize_tls_address)
4607 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4608 (arm_init_tls_builtins, arm_emit_tls_decoration)
4609 (arm_output_addr_const_extra): New functions.
4610 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4611 (TARGET_HAVE_TLS): Define.
4612 (target_thread_pointer): New.
4613 (arm_override_options): Handle -mtp=.
4614 (legitimize_pic_address): Ignore UNSPECs.
4615 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4617 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4618 (tls_get_addr_libfunc): New variable.
4619 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4620 (arm_init_builtins): Call arm_init_tls_builtins.
4621 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4622 (arm_encode_section_info): Call default_encode_section_info.
4623 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4624 (enum arm_tp_type): New.
4625 (target_thread_pointer): Add declaration.
4626 (LEGITIMATE_CONSTANT_P): Handle TLS.
4627 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4628 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4629 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4630 * config/arm/arm.md: Add UNSPEC_TLS.
4631 (movsi): Handle TLS.
4632 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4634 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4635 (load_tp_hard, load_tp_soft): New insns.
4636 * arm.opt: Add -mtp=.
4637 * doc/invoke.texi (ARM Options): Document -mtp.
4639 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4641 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4642 * config/arm/libunwind.S: Include "lib1funcs.asm".
4643 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4644 (LIB2ADDEH): Add libunwind.S.
4645 (LIB2ADDEHDEP): Add lib1funcs.asm.
4646 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4648 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4651 * gcc/c.opt: Add a -lang-fortran option.
4652 * gcc/c-opts.c: Add a lang_fortran flag.
4653 (c_common_init_options): Handling the -lang-fortran option.
4654 (c_common_handle_option): Add a case for Fortran options in
4655 preprocessing. Remove cases for -ffixed-form and
4656 -ffixed-line-length. Add a case for -lang-fortran.
4658 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4660 * config/rs6000/rs6000.c: Include params.h
4661 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4662 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4663 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4664 (UNSPEC_VPKUWSS): Delete.
4665 (altivec_vpkuhss): Delete.
4666 (altivec_vpkuwss): Delete.
4667 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4669 (neg_eq0<mode>): Remove final condition.
4670 (neg_eq<mode>): Remove condition and split-condition.
4672 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4674 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4675 Use associated print macros.
4677 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4680 * diagnostic.c (diagnostic_set_info_translated): New function.
4681 (diagnostic_set_info): Use it. Add comment.
4682 * diagnostic.h (diagnostic_set_info_translated): Declare.
4684 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4686 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4687 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4688 reference only if 'public' is true.
4689 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4690 emit the .hidden directive only if the indirect reference is public.
4691 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4692 Pass it to dw2_force_const_mem.
4693 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4694 * dwarf2out.c (output_cfi): Adjust calls to above function.
4695 (output_call_frame_info): Likewise.
4696 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4697 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4699 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4701 PR tree-optimization/24483
4702 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4703 field to elts if possible.
4705 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4708 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4711 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4713 Fix PR tree-optimization/24351
4715 * tree-ssa-structalias.c (struct variable_info): Add
4717 (get_varinfo_fc): New function to follow collapsing.
4718 (new_var_info): Set collapsed_to to NULL.
4719 (dump_constraint): Follow collapsing.
4720 (build_constraint_graph): Handle collapsing.
4721 (do_simple_structure_copy): Return false if something bad
4723 (collapse_rest_of_var): New function.
4724 (do_structure_copy): Collapse if do_simple_structure_copy returns
4727 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4730 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4731 expressions to a statement list instead of gimplifying them.
4733 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4735 PR rtl-optimization/23585
4736 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4737 that can't trap plus a constant integer, if the mode has zero size.
4739 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4742 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4744 ("*insv<mode>_reg_extimm"): Likewise.
4746 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4749 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4750 c_common_type_for_mode returns an unnamed type.
4752 2005-11-02 Richard Henderson <rth@redhat.com>
4756 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4757 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4758 * function.c (assign_parms): Use calls.internal_arg_pointer.
4759 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4761 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4762 (TARGET_CALLS): Add it.
4763 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4764 * targhooks.c (default_internal_arg_pointer): New.
4765 * targhooks.h (default_internal_arg_pointer): Declare.
4766 * tree.h (dwarf2out_reg_save_reg): Declare.
4767 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4768 * config/i386/i386.c (dbx_register_map): Add return column.
4769 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4770 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4771 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4772 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4773 (ix86_save_reg): Save force_align_arg_pointer.
4774 (ix86_emit_save_regs): Make regno unsigned.
4775 (ix86_emit_save_regs_using_mov): Likewise.
4776 (ix86_expand_prologue): Handle force_align_arg_pointer.
4777 (ix86_expand_epilogue): Likewise.
4778 * config/i386/i386.h: (dbx_register_map): Update.
4779 (dbx64_register_map, svr4_dbx_register_map): Update.
4780 (struct machine_function): Add force_align_arg_pointer.
4781 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4782 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4783 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4785 2005-11-02 Jan Hubicka <jh@suse.cz>
4788 * i386.md: Add peep2 for simplyfing array accesses.
4790 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4793 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4794 * config/s390/s390.c (s390_decompose_shift_count): New function.
4795 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4796 (print_shift_count_operand): Use s390_decompose_shift_count.
4797 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4798 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4800 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4803 * loop.c (loop_givs_rescan): Use force_operand to expand
4806 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4809 * fold-const.c (build_range_check): Use unsigned when signed
4810 overflow is undefined also. If etype is subtype, make sure that
4811 the subtraction is in the supertype.
4813 2005-11-02 Richard Henderson <rth@redhat.com>
4816 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4819 2005-11-01 Richard Henderson <rth@redhat.com>
4822 * loop.c (scan_loop): Do not propagate computations to a hard
4823 register destination with SMALL_REGISTER_CLASSES.
4825 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4827 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4828 costs for MULT inside PLUS or MINUS.
4830 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4832 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4833 (TRAMPOLINE_SIZE): Round up to 60.
4834 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4836 2005-10-31 James E. Wilson <wilson@specifix.com>
4839 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4840 ifdef. Put ifdefs around call in gen_subprogram_die.
4841 (compute_frame_pointer_to_cfa_displacement): Likewise.
4842 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4845 PR rtl-optimization/17356
4846 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4847 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4849 2005-10-31 Jan Hubicka <jh@suse.cz>
4852 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4855 * i386.c (legitimize_pic_address): Deal with large immediates.
4858 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4859 from symbol names while computing checkup.
4862 * predict.c (predict_loops): Do not estimate more than
4863 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4864 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4866 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4868 PR tree-optimization/19097
4869 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4871 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4873 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4875 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4878 * tree-inline.c (setup_one_parameter): If the init_stmt
4879 is NULL, don't insert the statement.
4881 2005-10-30 Jan Hubicka <jh@suse.cz>
4883 PR tree-optimization/24172
4884 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4886 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4888 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4889 constants for hosts with long != 32 bits.
4891 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4894 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4896 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4898 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4899 (TARGET_MS1_16_002): New.
4900 (TARGET_MS1_16_003): New.
4902 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4903 ("*decrement_and_branch_until_zero_no_clobber"): New.
4904 Add corresponding splitter for decrement_and_branch_until_zero
4906 Key all decrement_and_branch_until_zero patterns off of
4909 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4912 * tree-complex.c (extract_component): Treat RESULT_DECL
4913 like the rest of the decls.
4915 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4917 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4918 indirect call to _mcount if the function needs a static chain.
4920 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4921 Caroline Tice <ctice@apple.com>
4923 PR rtl-optimization/24460
4924 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4925 (dwarf2out_switch_text_section): Set it to true instead of
4926 incrementing separate_line_info_table_in_use.
4927 (output_loc_list): Additionally test have_switched_text_sections.
4928 (output_ranges): Likewise.
4929 (dwarf2out_finish): Likewise.
4930 * varasm.c (assemble_start_function): Do not call
4931 insert_section_boundary_note.
4932 (assemble_end_function): If flag_reorder_blocks_and_partition,
4933 switch to the function's section before emitting the .size directive.
4934 * bb-reorder.c (insert_section_boundary_note): Staticify.
4935 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4936 * output.h (insert_section_boundary_note): Delete.
4938 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4941 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4942 instead of pointer equality when comparing types.
4944 2005-10-24 James E. Wilson <wilson@specifix.com>
4946 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4947 add_dependence_list_and_free calls.
4949 2005-10-24 Steven Bosscher <stevenb@suse.de>
4951 * contrib.texi: Add the names of the LLNL folks who donated
4952 Cray pointer support for gfortran.
4954 2005-10-24 Steven Bosscher <stevenb@suse.de>
4956 PR tree-optimization/24225
4957 * profile.c (branch_prob): Look from end to start through a
4958 basic block when looking for a locus.
4960 2005-10-24 Richard Henderson <rth@redhat.com>
4962 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4964 (hppa_expand_prologue): Likewise.
4966 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4968 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4969 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4970 * pa.h (NO_PROFILE_COUNTERS): Define.
4971 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4972 (funcdef_nos): New vector to hold label numbers of deferred profile
4974 (output_deferred_profile_counters): New function.
4975 (hppa_profile_hook): Push label number onto funcdef_nos.
4976 (pa_hpux_file_end): Call output_deferred_profile_counters if
4977 NO_DEFERRED_PROFILE_COUNTERS is false.
4979 * pa-protos.h (get_deferred_plabel): New prototype.
4980 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4982 (output_call): Adjust calls.
4984 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4986 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4987 peculiarity of GOT/TOC section usage.
4989 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4992 * c-common.c (constant_string_class_name): Add documentation.
4994 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4997 * recog.c (peephole2_optimize): Increment peep2_current_count
4998 only when the slot is empty.
5000 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5003 * except.c (output_function_exception_table): Call
5004 assemble_external_libcall if we need a personality function.
5006 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5008 PR rtl-optimization/24460
5009 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5010 set the basic block for barriers.
5012 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5014 * var-tracking.c (vt_initialize): Initialize post.
5016 2005-10-21 Devang Patel <dpatel@apple.com>
5019 * c-common.c (vector_types_convertible_p): Check vector element type.
5021 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5023 * config/sh/sh.c (prepare_move_operands): Handle the address
5024 constant which is a tls symbolic address plus a constant.
5026 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5029 * gcc.c (main): Use the correct counter for erroring out
5030 about mulitple files.
5032 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5035 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5036 use r2 for 64-bit tls .got access.
5038 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5040 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5043 2005-10-20 Steven Bosscher <stevenb@suse.de>
5045 PR tree-optimization/24307
5046 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5048 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5051 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5053 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5054 is ready, stop marking functions, but still mark variables.
5056 2005-10-20 Richard Guenther <rguenther@suse.de>
5059 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5062 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5064 PR rtl-optimization/23585
5065 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5066 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5067 (may_trap_p_1): New predicate extracted from...
5068 (may_trap_p): ... here. Invoke may_trap_p_1.
5069 (may_trap_or_fault_p): New predicate.
5070 * rtl.h (may_trap_or_fault_p): Declare it.
5071 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5072 instead of may_trap_p.
5073 (steal_delay_list_from_fallthrough): Likewise.
5074 (fill_simple_delay_slots): Likewise.
5075 (fill_slots_from_thread): Likewise.
5076 * function.c (pad_to_arg_alignment): Rework comment about
5077 SPARC_STACK_BOUNDARY_HACK.
5078 * config/sparc/sparc.h: Likewise.
5080 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5082 * config/s390/s390.c (s390_expand_insv): New.
5083 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5084 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5085 ("icm_hi"): Remove mode attribute.
5086 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5088 ("*extracthi", "*extractqi"): Remove.
5089 (extv<mode>", "*extzv<mode>"): New.
5090 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5091 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5093 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5095 * cfgexpand.c (discover_nonconstant_array_refs_r,
5096 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5097 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5098 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5099 discover_nonconstant_array_refs.
5101 2005-10-19 Steven Bosscher <stevenb@suse.de>
5104 * c-decl.c (pop_scope): Don't warn about an unused variable
5105 if it is marked with TREE_NO_WARNING.
5106 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5107 somenow mismatch and olddecl is to be replaced.
5109 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5112 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5113 whether registers live on the edge can be saved/restored.
5115 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5117 * config/sh/sh.c (fixup_mova): Skip notes.
5119 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5121 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5122 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5123 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5124 (s390_initial_elimination_offset): Likewise.
5125 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5126 register on TARGET_ZARCH targets.
5127 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5128 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5129 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5130 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5132 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5134 * config/s390/s390.md: Comment describing output modifiers updated.
5135 * config/s390/s390.c (print_operand): Likewise.
5137 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5139 * config/s390/s390.c (override_options): Added check for -mstack-size
5141 * doc/invoke.texi: Mention that limit in the documenation.
5143 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5146 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5148 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5150 Fix PR tree-optimization/24231
5152 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5153 (compute_avail): Ditto.
5155 2005-10-18 Richard Henderson <rth@redhat.com>
5158 * config/i386/i386.c (legitimate_constant_p): Check
5159 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5161 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5162 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5163 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5165 (print_operand_address): Likewise.
5166 * config/i386/predicates.md (x86_64_immediate_operand): Test
5167 SYMBOL_REF_TLS_MODEL properly inside CONST.
5168 (x86_64_zext_immediate_operand): Likewise.
5169 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5170 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5171 * config/i386/i386-protos.h: Remove predicates.md entries.
5173 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5175 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5176 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5178 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5179 Ian Lance Taylor <ian@airs.com>
5182 * fold-const.c (fold_widened_comparison): Do not allow range based
5183 constant folding when right operand cannot be unwidened.
5185 2005-10-17 Richard Henderson <rth@redhat.com>
5187 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5188 with a memory clobber.
5190 2005-10-17 James E Wilson <wilson@specifix.com>
5192 PR rtl-optimization/17356
5193 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5194 checking for EDGE_EH.
5196 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5198 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5199 the slot on an even boundary for any type with 16-byte alignment.
5201 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5204 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5205 after register allocation.
5207 2005-10-17 DJ Delorie <dj@redhat.com>
5209 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5212 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5215 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5218 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5220 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5221 to 2 if it's already non-zero.
5222 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5223 is set and warn about it if flag_schedule_insns is 1.
5225 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5227 * config/crx/crx.md: Compare-and-branch instructions need to
5230 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5233 * config/i386/i386.md (*pushdi2_rex64 splitter)
5234 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5235 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5236 flow2 pass only when (optimize > 0 && flag_peephole2).
5238 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5241 * gcc.c (have_c): New static variable.
5243 (process_command): Remove declation of have_c.
5244 Set have_o to 1 when handling -o.
5245 (main): Add a fatel error if there are multiple
5246 files specified and -o and -c/-S is passed witout
5247 -combine or multiple languages.
5249 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5251 Fix PR tree-optimization/22444
5252 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5253 Assert that we don't hit something with subvars.
5254 (setup_pointers_and_addressables): Don't add things with subvars,
5255 because we'll already process the subvars for aliasing purposes.
5257 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5260 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5261 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5262 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5263 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5264 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5265 swapped, alternatives for the R constraint.
5268 * builtins.c (get_builtin_sync_mode): Make unlimited
5269 mode_for_size request.
5271 2005-10-15 Richard Henderson <rth@redhat.com>
5273 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5274 (gimplify_expr): ... here.
5275 (gimplify_compound_lval): Use it in initial scan loop. Allow
5276 fb_lvalue in base expression.
5278 2005-10-15 Richard Henderson <rth@redhat.com>
5281 * builtins.c (expand_builtin_trap): Export.
5282 * expr.h (expand_builtin_trap): Declare.
5283 * expr.c (expand_assignment): Emit a trap for integral offsets
5284 from registers that weren't reduced to bitpos.
5286 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5287 (mark_array_ref_addressable): Remove.
5288 * tree-flow.h (mark_array_ref_addressable): Remove.
5289 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5291 2005-10-15 James E Wilson <wilson@specifix.com>
5294 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5295 (add_dependence_list_and_free): Likewise.
5296 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5299 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5303 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5304 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5306 (vrp_visit_phi_node): Only prevent infinite iterations when
5307 the previous result and the new result are both VR_RANGEs.
5309 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5311 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5314 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5317 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5320 2005-10-14 Per Bothner <per@bothner.com>
5322 PR preprocessor/21250
5323 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5325 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5328 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5329 overflow flags. Refactor some conditionals.
5331 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5334 * tree-dfa.c (add_referenced_var): Only look at decls which
5335 have TREE_CONSTANT or TREE_READONLY set instead of if
5336 !TREE_PUBLIC or !TREE_CONSTANT.
5338 2005-10-13 James E Wilson <wilson@specifix.com>
5340 * doc/invoke.texi: For -x, add f95-cpp-input.
5341 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5343 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5345 PR tree-optimization/24262
5346 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5347 in loop all the time.
5349 2005-10-12 Richard Henderson <rth@redhat.com>
5352 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5353 * function.c (assign_parm_find_data_types): Don't support it.
5354 * print-tree.c (print_node): Likewise.
5355 * c-common.c (handle_transparent_union_attribute): Likewise.
5356 Use build_duplicate_type.
5357 * tree-inline.c (remap_type_1): Split out of remap_type;
5358 properly remap aggregate fields.
5359 (build_duplicate_type): New.
5360 * doc/extend.texi (Variable Attributes): Remove documentation
5361 for transparent_union.
5363 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5366 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5367 (gen_stack_pointer_dec): Likewise.
5369 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5373 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5375 (struct cxx): Add adjust_class_at_definition target hook.
5376 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5377 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5378 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5379 hook_void_tree. Add to TARGET_CXX.
5380 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5382 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5383 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5384 instead of attribute. Check for dllexport override. Warn if
5385 inconsistent dll linkage. Don't lose old dllimport if decl has
5386 had address referenced. Tweak lookup of dllimport atribute.
5387 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5388 for target specific rules. Don't add dllimport attribute if
5389 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5390 dllimport attribute.
5391 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5392 * varasm.c (initializer_constant_valid_p): Replace
5393 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5397 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5398 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5399 (i[34567]86-*-mingw32*): Likewise.
5401 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5402 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5404 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5405 C++-specific code. Change return value to bool.
5406 (i386_pe_dllimport_p): Likewise.
5407 (associated_type): Simplify and make language-independent
5408 (i386_pe_encode_section_info): Replace override of ambiguous
5409 dllimport symbol refs with a gcc_assert.
5410 (i386_pe_valid_dllimport_attribute_p): Define.
5411 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5412 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5413 i386_pe_adjust_class_at_definition.
5414 * config/i386/winnt-stubs.c: New file. Define stub versions of
5415 lang-specific functions.
5416 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5417 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5418 i386_pe_adjust_class_at_definition.
5419 (i386_pe_valid_dllimport_attribute_p): Declare.
5420 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5421 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5422 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5425 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5426 dllimport attribute with test of DECL_DLLIMPORT_P.
5428 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5430 * combine.c (make_extraction): Correct offset computation.
5432 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5434 * config/cris/t-linux (LIMITS_H_TEST): Define.
5436 2005-10-12 Richard Henderson <rth@redhat.com>
5439 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5441 2005-10-12 Richard Guenther <rguenther@suse.de>
5443 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5445 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5448 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5449 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5452 2005-10-12 Richard Guenther <rguenther@suse.de>
5455 * varasm.c (output_constant): Correct typo from previous
5458 2005-10-11 Ian Lance Taylor <ian@airs.com>
5460 PR rtl-optimization/13931
5461 * combine.c: Revert patch of 2003-05-14, and:
5462 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5463 completely killed in the appropriate insn.
5464 (distribute_notes): Don't skip multiple hard register test for
5465 elim_i1 and elim_i2.
5467 2005-10-11 Richard Henderson <rth@redhat.com>
5470 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5471 to initialize a transparent union instead of a nop_expr.
5473 2005-10-11 Richard Henderson <rth@redhat.com>
5475 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5476 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5477 (tree_ssa_dce_loop): Call scev_reset.
5480 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5481 * tree-ssa-dce.c: Include cfgloop.h.
5482 (tree_ssa_dce_loop, pass_dce_loop): New.
5483 * tree-pass.h (pass_dce_loop): Declare it.
5484 * passes.c (init_optimization_passes): Use it.
5486 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5489 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5490 Only apply the optimization for rounding builtins if the inner
5491 cast is also an extension.
5493 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5496 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5497 mark_new_vars_to_rename instead of update_stmt.
5499 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5501 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5503 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5505 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5506 for setting MMX register to 0 rather than mmx.
5508 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5511 * configure.ac: Move gas check from mips specific case to common case.
5512 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5513 * configure: Regenerate
5514 * doc/install.texi: Update.
5516 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5519 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5521 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5523 * gcc.c (do_spec_1): Accept numeric characters in file name
5526 2005-10-10 Nick Clifton <nickc@redhat.com>
5528 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5529 describing the deleted arm_gen_rotated_half_load function.
5531 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5533 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5536 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5538 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5540 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5541 (EXTRA_MULTILIB_PARTS): Define.
5542 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5543 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5544 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5545 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5546 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5547 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5549 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5551 PR tree-optimization/24226
5552 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5553 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5554 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5557 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5559 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5561 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5564 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5565 Rewrite for no need for the early clobber.
5567 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5569 Merge from csl-arm-branch:
5570 2005-09-07 Paul Brook <paul@codesourcery.com>
5571 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5574 2005-04-30 Paul Brook <paul@codesourcery.com>
5575 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5576 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5578 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5579 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5580 (arm_override_options): Use TARGET_AAPCS_BASED.
5581 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5582 (PTRDIFF_TYPE): Use int for AAPCS.
5583 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5584 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5585 (DEFAULT_SHORT_ENUMS): Delete.
5586 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5588 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5589 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5590 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5591 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5593 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5594 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5596 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5597 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5599 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5600 * config.gcc (arm*-*-linux-gnueabi): Add it.
5601 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5603 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5604 * config/arm/linux-eabi.h: New file.
5605 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5606 (LINUX_TARET_LINK_SPEC): Likewise.
5607 (LINK_SPEC): Use it.
5608 * config/arm/t-linux-eabi: New file.
5610 2005-10-08 Steven Bosscher <stevenb@suse.de>
5613 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5615 (PARAM_SMS_DFA_HISTORY): Likewise.
5617 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5620 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5621 (load_register_parameters): Call it.
5622 (check_sibcall_argument_overlap_1): Likewise.
5623 (store_one_arg): Likewise.
5625 2005-10-07 James E. Wilson <wilson@specifix.com>
5627 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5628 DImode not VECINT24 for operand 2.
5631 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5635 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5636 fr_spill): Use destination_operand for operand 0.
5638 2005-10-07 DJ Delorie <dj@redhat.com>
5640 * varasm.c (output_constant): Limit error to expanding
5643 2005-10-07 Richard Guenther <rguenther@suse.de>
5646 * fold-const.c (fold_binary): Fix operand types during folding
5647 of X op (A, Y). Evaluation order of the side-effects of
5648 X and A are frontend-defined, so ensure we honour that even for
5649 tcc_comparison class operands; eased by removing duplicate code.
5651 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5653 * stor-layout.c (layout_type): Do not allow alignment of array
5654 elements to be greater than their size.
5656 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5658 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5660 (hppa*-*-linux*): Ditto.
5661 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5662 * config/host-hpux.c: New.
5663 * config/x-hpux: New.
5664 * config/pa/x-hpux: Remove.
5665 * config/pa/x-linux: Remove.
5666 * config/pa/pa-host.c: Remove.
5668 2005-10-07 Jeff Law <law@redhat.com>
5670 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5671 determine whether or not to try and thread outgoing edges.
5673 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5675 * config/rs6000/rs6000.md (eqsi_power): New.
5676 (neg_eq0si): Add TARGET_POWER to final condition.
5679 2005-10-06 Richard Henderson <rth@redhat.com>
5681 * config/rs6000/rs6000.c: Revert last change.
5683 2005-10-06 Richard Henderson <rth@redhat.com>
5685 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5686 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5688 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5692 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5693 out return_label and naked_return_label.
5695 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5697 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5700 2005-10-06 Richard Henderson <rth@redhat.com>
5703 * tree-inline.c (declare_return_variable): Handle modify_dest not
5706 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5708 Fix PR tree-optimization/22488
5709 * tree-ssa-structalias.c (check_for_overlaps): New function.
5710 (create_variable_info_for): Use it.
5712 2005-10-06 Richard Henderson <rth@redhat.com>
5715 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5716 (dwarf2out_start_source_file): Print it.
5718 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5720 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5722 2005-10-06 Richard Henderson <rth@redhat.com>
5725 * mode-switching.c (optimize_mode_switching): Clear transp bit
5726 for block with incomming abnormal edges.
5728 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5729 (fpscr_set_from_mem): Use them.
5730 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5731 (fpscr postinc splitters): Rewrite as peephole2+split.
5733 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5735 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5736 (eq<mode>_compare): Same.
5738 2005-10-06 Richard Guenther <rguenther@suse.de>
5740 PR tree-optimization/24238
5741 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5743 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5745 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5746 here. Use AC_PATH_PROG for environment variables instead of
5748 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5750 * configure: Regenerated.
5752 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5755 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5756 then force it into a register.
5757 (call_value): Likewise.
5759 2005-10-06 Richard Henderson <rth@redhat.com>
5762 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5763 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5764 under pass_vectorize.
5766 2005-10-05 Devang Patel <dpatel@apple.com>
5769 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5770 handling constants. Check NAMESPACE_DECL context for constants.
5772 2005-10-05 Eric Christopher <echristo@apple.com>
5774 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5776 2005-10-05 Richard Henderson <rth@redhat.com>
5779 * tree-cfg.c (mark_array_ref_addressable_1): New.
5780 (mark_array_ref_addressable): New.
5781 * tree-flow.h (mark_array_ref_addressable): Declare.
5782 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5784 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5788 * reload.c (subst_reloads): When adding a REG_LABEL to a
5789 jump instruction, also update JUMP_LABEL.
5791 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5793 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5794 * bb-reorder.c (copy_bb_p): Use it.
5795 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5797 2005-10-05 Richard Henderson <rth@redhat.com>
5800 * toplev.c (process_options): Warn about unsupported combinations
5801 of unwind tables and omit-frame-pointer.
5802 * config/i386/i386.c (override_options): Similarly. Enable
5803 accumulate-outgoing-args if not explicitly disabled.
5805 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5807 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5808 Handle big endian vs. small endian.
5809 (vec_initv2sf): Handle big endian vs. small endian.
5810 (*vec_extractv2sf_1): Ditto.
5812 2005-10-05 Dale Johannesen <dalej@apple.com>
5814 * convert.c (convert_to_real): Don't convert
5815 (float)floor(double d) to floorf((float)d).
5817 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5819 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5821 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5823 PR tree-optimization/18587
5824 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5825 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5826 build_vuses): Change to VEC type.
5827 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5828 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5829 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5830 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5831 (get_name_decl): New. Return DECL_UID of base variable.
5832 (operand_build_cmp): New. qsort comparison routine.
5833 (operand_build_sort_virtual): New. Sort virtual build vector.
5834 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5835 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5836 (FINALIZE_BASE): Use get_name_decl.
5837 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5838 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5839 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5840 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5841 direct VEC_* manipulations.
5842 (build_ssa_operands): Call operand_build_sort_virtual.
5843 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5844 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5845 with direct VEC_* manipulations.
5846 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5847 with direct VEC manipulations.
5849 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5851 PR tree-optimization/21419
5852 PR tree-optimization/24146
5853 PR tree-optimization/24151
5855 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5856 (build_asm_expr): Call it if outputs are read-only.
5857 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5859 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5860 Paolo Bonzini <bonzini@gnu.org>
5864 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5865 enable the instructions and not just the built-ins.
5866 * doc/invoke.texi (x86 Options): Likewise.
5868 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5870 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5872 * doc/invoke.texi (Option Summary): Correct spelling
5873 of -mmacosx-version-min.
5875 2005-10-04 Devang Patel <dpatel@apple.com>
5877 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5880 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5882 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5883 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5885 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5887 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5888 ("TE","tg"): New mode attributes.
5889 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5890 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5891 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5892 dword_mode and one for GPRmode.
5894 2005-10-04 Ian Lance Taylor <ian@airs.com>
5896 PR preprocessor/13726
5897 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5898 any comments passed in.
5900 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5902 * tree.c (annotate_with_file_line): Fix typo.
5904 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5907 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5908 type used to access data in the inlined length == 1 case, use
5909 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5910 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5912 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5914 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5915 TARGET_SSE3 and only for TARGET_80387.
5916 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5917 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5918 Do not depend on TARGET_80387.
5920 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5922 * tree.c (last_annotated_node): Change type to location_t*.
5923 (annotate_with_file_line): Reflect the change of
5924 last_annotated_node type.
5926 2005-10-04 Richard Guenther <rguenther@suse.de>
5929 * c-decl.c (grokdeclarator): Don't write to fields
5932 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5935 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5937 * varasm.c (make_decl_rtl): If a register variable does not
5938 have a set user assmbler name, error out.
5939 Decode the asmspec is now name+1 bypassing '*'.
5941 2005-10-04 Steven Bosscher <stevenb@suse.de>
5943 PR tree-optimization/23049
5944 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5945 of a COND_EXPR is folded before calling fold on the whole rhs of a
5946 conditional assignment.
5947 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5948 document that a COND_EXPR may appear there.
5950 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5953 * tree-vrp.c (extract_range_from_assert): If the new numeric
5954 range created out of the assertion contradicts the existing
5955 numeric range of the ASSERT_EXPR variable, make the new range
5958 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5960 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5961 from T_REGS to FP register class.
5963 2005-10-03 Richard Henderson <rth@redhat.com>
5966 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5967 before creating a new one.
5969 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5971 * config/rs6000/t-aix43 (LDFLAGS): New.
5972 * config/rs6000/t-aix52 (LDFLAGS): New.
5974 2005-10-03 Ian Lance Taylor <ian@airs.com>
5976 * gimplify.c (find_single_pointer_decl_1): New static function.
5977 (find_single_pointer_decl): New static function.
5978 (internal_get_tmp_var): For a formal variable, set restrict base
5979 information if appropriate.
5980 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5982 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5983 (DECL_GET_RESTRICT_BASE): Define.
5984 (SET_DECL_RESTRICT_BASE): Define.
5985 (decl_restrict_base_lookup): Declare.
5986 (decl_restrict_base_insert): Declare.
5987 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5988 * tree.c (restrict_base_for_decl): New static variable.
5989 (init_ttree): Initialize restrict_base_for_decl.
5990 (copy_node_stat): Copy restrict base information.
5991 (decl_restrict_base_lookup): New function.
5992 (decl_restrict_base_insert): New function.
5993 (print_restrict_base_statistics): New static function.
5994 (dump_tree_statistics): Call print_restrict_base_statistics.
5996 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5999 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6000 case of anti-ranges.
6002 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6005 * c-typeck.c (tagged_tu_seen): Rename to ...
6006 (tagged_tu_seen_cache): this and add val field.
6007 (comptypes): Move functional to comptypes_internal
6008 and free tagged_tu_seen.
6009 (comptypes_internal): New function and call comptypes_internal
6010 instead of comptypes. Speed up by sibcalling
6011 tagged_types_tu_compatible_p.
6012 (alloc_tagged_tu_seen): New function
6013 (free_all_tagged_tu_seen_up_to): New function.
6014 (tagged_types_tu_compatible_p): Return the val of the seen two
6016 Add that the two types are the same to tagged_tu_seen_base
6017 if they are and call comptypes_internal instead of comptypes.
6018 <case UNION_TYPE>: Speed up common type where the fields are
6020 (function_types_compatible_p): Call comptypes_internal instead of
6022 (type_lists_compatible_p): Likewise.
6023 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6025 2005-10-02 Matthias Klose <doko@debian.org>
6027 * doc/invoke.texi: Fix typo and speling error.
6029 2005-10-01 Richard Henderson <rth@redhat.com>
6031 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6033 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6035 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6036 using --start-group and --end-group.
6038 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6040 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6041 FIXME note regarding quirky semantics.
6043 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6046 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6047 non-null range as a last resort.
6049 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6050 Diego Novillo <dnovillo@redhat.com>
6053 * tree-vrp.c (extract_range_from_assert): For !=
6054 assertions, only build an anti-range if LIMIT is a
6055 single-valued range.
6057 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6059 * arm.md (movqi): On thumb when optimizing, handle loading from
6060 memory by describing this as taking a subreg of a zero-extended load
6061 into an SImode register.
6064 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6066 * reload1.c (merge_assigned_reloads): Do not change any
6067 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6069 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6071 * Makefile.in (LIPO_FOR_TARGET): Define.
6072 (STRIP_FOR_TARGET): Define.
6074 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6075 before creating new ones. Do symlinks before creating the actual
6078 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6079 to work out which multilibs are actually being built.
6081 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6083 * tree-vect-transform.c, config/ms1/ms1.md,
6084 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6085 Follow spelling conventions.
6086 * doc/invoke.texi, doc/md.texi: Fix typos.
6088 2005-09-30 Andrew Macleod <amacleod@redat.com>
6090 PR tree-optimization/21430
6091 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6092 use operands, and set stmt pointer if need be.
6093 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6094 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6097 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6100 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6102 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6104 * optabs.c (expand_binop): Initialize first_pass_p.
6106 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6109 * c-decl.c (c_write_global_declarations_1): If any
6110 wrapup_global_declaration_2 call returned true, restart the loop.
6112 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6114 Fix PR tree-optimization/24117
6115 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6116 before considering whether to use anyoffset.
6118 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6122 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6124 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6126 (swap_commutative_operands_with_target): New.
6128 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6131 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6134 2005-09-29 Steven Bosscher <stevenb@suse.de>
6136 PR tree-optimization/23911
6137 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6138 and IMAGPART_EXPR too.
6140 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6143 * expmed.c (expand_shift): Move logic to reverse rotation
6144 direction when rotating by constants ...
6145 * optabs.c (expand_binop): ... here.
6146 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6147 (ix86_rotrdi3): New pattern.
6148 (rotldi3): Handle 32-bit mode.
6149 (ix86_rotldi3): New pattern.
6151 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6154 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6155 check for numbers that need no bit twiddle.
6157 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6159 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6160 multilib to be built.
6162 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6163 (stage1-start): Delete old libgcc and libunwind before moving
6164 anything into the stage directory.
6165 (stage2-start): Likewise.
6166 (stage3-start): Likewise.
6167 (stage4-start): Likewise.
6168 (stageprofile-start): Likewise.
6169 (stagefeedback-start): Likewise.
6170 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6171 header in tm_file and CPU-specific t-darwin in tmake_file.
6172 (i[34567]86-*-darwin*): Don't change tm_file.
6173 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6174 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6175 shared library stub for target OS version.
6176 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6177 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6178 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6179 (libgcc_s.%.dylib): New.
6181 (install-darwin-libgcc-stubs): New.
6182 (INSTALL_LIBGCC): New append.
6183 * config/i386/darwin-libgcc.10.4.ver: New.
6184 * config/i386/darwin-libgcc.10.5.ver: New.
6185 * config/i386/t-darwin: New.
6186 * config/rs6000/darwin-libgcc.10.4.ver: New.
6187 * config/rs6000/darwin-libgcc.10.5.ver: New.
6188 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6189 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6191 2005-09-28 Paul Brook <paul@codesourcery.com>
6193 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6196 2005-09-28 Richard Guenther <rguenther@suse.de>
6198 PR tree-optimization/23853
6199 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6200 host_integerp to verify misalignment value.
6202 2005-09-28 Richard Henderson <rth@redhat.com>
6204 * builtins.c (get_builtin_sync_mode): New.
6205 (expand_builtin_sync_operation): Pass in mode argument.
6206 (expand_builtin_compare_and_swap): Likewise.
6207 (expand_builtin_lock_test_and_set): Likewise.
6208 (expand_builtin_lock_release): Likewise.
6209 (expand_builtin): Update to match.
6211 2005-09-28 Nick Clifton <nickc@redhat.com>
6213 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6214 formatting. Add check to PLUS case to ensure that the offset is
6215 within an acceptable range.
6217 * config/v850/v850.md (casesi): Disable the generation of the
6218 switch pattern as it is not being handled properly at the moment.
6220 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6221 for when the high words are identical.
6223 2005-09-27 Richard Henderson <rth@redhat.com>
6225 * pretty-print.c (pp_base_format): Fix typo for %>.
6227 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6228 Devang Patel <dpatel@apple.com>
6230 PR tree-optimization/23625
6231 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6232 LABEL_EXPR, assertion check.
6234 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6236 * optabs.c (no_conflict_move_test): Check if a result of a
6237 to-be-moved insn would be clobbered by an originally
6240 2005-09-27 Jeff Law <law@redhat.com>
6242 * passes.c (init_optimization_passes): Replace copy propagation
6243 passes immediately after DOM with phi-only copy propagation
6244 pases. Add phi-only copy propagation pass after first DOM pass.
6245 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6246 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6247 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6248 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6249 to init_copy_prop. Callers updated.
6250 (do_phi_only_copy_prop): New function.
6251 (pass_phi_only_copy_prop): New pass descriptor.
6253 2005-09-27 Nick Clifton <nickc@redhat.com>
6255 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6257 2005-09-26 Jason Merrill <jason@redhat.com>
6260 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6262 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6264 2005-09-26 James E Wilson <wilson@specifix.com>
6266 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6267 copyright. Add gcc copyright plus libgcc exception.
6268 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6270 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6272 2005-09-26 Jeff Law <law@redhat.com>
6274 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6275 about when to iterate.
6277 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6280 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6281 for __complex__ double in -mcpu=G5 mode.
6283 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6285 PR tree-optimization/23942
6286 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6287 * tree-scalar-evolution.c: Include params.h.
6289 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6290 follow_ssa_edge_in_condition_phi_branch,
6291 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6292 Change return type to t_bool. Use a parameter to limit the size of
6293 trees that are walked before stopping
6294 (analyze_evolution_in_loop): Initialize the limit to 0.
6295 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6296 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6298 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6301 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6302 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6304 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6306 * combine.c (make_extraction): Check for valid use of subreg.
6308 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6311 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6312 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6313 ("fist<mode>2_with_temp"): Use only register operands.
6315 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6317 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6318 CALL_INSN_FUNCTION_USAGE.
6320 2005-09-26 Richard Guenther <rguenther@suse.de>
6323 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6324 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6325 (ldst_entry): Use the hashtable instead of list-walking.
6326 (find_rtx_in_ldst): Likewise.
6327 (free_ldst_entry): Free the hashtable.
6328 (compute_ld_motion_mems): Create the hashtable.
6329 (trim_ld_motion_mems): Remove entry from hashtable if
6330 removing it from list.
6331 (compute_store_table): Likewise^2.
6332 (store_motion): Free hashtable in case we did not see
6335 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6337 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6338 and arg1 if we are passing them to fold_build2.
6340 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6343 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6346 2005-09-25 Richard Henderson <rth@redhat.com>
6348 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6349 SYMBOL_REF_TLS_MODEL to be correct.
6351 2005-09-24 Richard Henderson <rth@redhat.com>
6353 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6354 end of function. Reindent.
6356 2005-09-24 Ian Lance Taylor <ian@airs.com>
6358 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6359 NEGATE_EXPR/BIT_NOT_EXPR case.
6361 2005-09-24 Richard Henderson <rth@redhat.com>
6363 * c-common.c (handle_mode_attribute): When not modifying in place,
6364 create subtypes for enumerations.
6365 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6366 * gimplify.c (create_tmp_from_val): Likewise.
6368 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6370 * config/i386/i386.md (*tls_global_dynamic_64,
6371 *tls_local_dynamic_base_64): Add missing mode to call.
6372 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6374 2005-09-24 Jan Hubicka <jh@suse.cz>
6376 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6377 (cgraph_clone_node): Likewise.
6378 * cgraph.h (cgraph_clone_edge): Update prototype.
6379 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6380 duplicated prototypes; add updating argument.
6381 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6382 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6384 (cgraph_mark_inline_edge): Likewise.
6385 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6386 (cgraph_flatten_node): Likewise.
6387 (cgraph_decide_recursive_inlining): Likewise.
6388 (cgraph_decide_inlining_of_small_function): Likewise.
6389 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6391 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6392 Pete Steinmetz <steinmtz@us.ibm.com>
6394 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6395 (rldic.): Set type to "compare".
6397 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6398 mfjmpr for MFCTR/MFLR.
6399 (movdf_hardfloat64): Same.
6400 (movdf_softfloat64): Same. Correct order of store and move types.
6401 (movti_string): Set type to store_ux/load_ux.
6402 (load_multiple): Set type to load_ux.
6403 (store_multiple): Set type to store_ux.
6404 (movmemsi): Set type to store_ux.
6405 (output_cbranch direct_return): Set type to jmpreg.
6406 (stmw): Set type to store_ux.
6407 (lmw): Set type to load_ux.
6408 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6409 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6410 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6411 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6412 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6413 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6414 (rios1-fpstore): Increase latency to 3.
6415 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6416 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6418 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6419 Andrew Pinski <pinskia@physics.uc.edu>
6421 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6422 operand2 constraint to "b".
6423 (sync_<fetchop_name>di_internal): Same.
6424 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6426 (sync_old_<fetchop_name>di_internal): Same.
6427 (sync_new_<fetchop_name>si_internal): Same.
6428 (sync_new_<fetchop_name>di_internal): Same.
6430 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6433 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6434 case, define as macros.
6436 PR rtl-optimization/23837
6437 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6438 clobber / clobber match between dest and p->first.
6440 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6441 (no_conflict_move_test): Update comments.
6443 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6445 * doc/install.texi: Update URL for Jacks.
6446 * doc/sourcebuild.texi: Likewise.
6448 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6451 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6452 registers when choosing register preferences.
6453 (movdf_hardfloat64): Same.
6455 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6457 * expmed.c (expand_shift): Don't use the target of the rotate as
6458 target for the first expanded shift insn.
6459 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6461 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6463 PR tree-optimization/22438
6464 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6465 preserved iv rhs rewriting specially.
6467 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6469 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6470 estimate_only is true.
6471 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6472 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6473 tree-ssa-structalias.c
6474 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6475 ref_contains_indirect_ref.
6476 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6478 2005-09-21 DJ Delorie <dj@redhat.com>
6480 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6482 (mn10300_return_in_memory): Support variable size types also.
6483 (mn10300_pass_by_reference): Likewise.
6484 (mn10300_function_value): New.
6485 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6486 (FUNCTION_OUTGOING_VALUE): Likewise.
6487 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6488 * doc/invoke.texi: Document it.
6490 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6493 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6494 force integer op1 into register for XFmode compares.
6496 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6499 * expmed.c (alg_code): Add alg_impossible.
6500 (alg_hash_entry): Add cost.
6501 (synth_mult): Record alg_impossible in the hash table if
6502 multiplication by a given integer is impossble within the
6503 limit. Speed up using alg_impossible.
6505 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6507 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6508 argument. Allow and set any offset if needs_anyoffset is passed
6510 (get_constraint_for): Add argument here too.
6512 (do_structure_copy): Pass NULL to get_constraint_for.
6513 (handle_ptr_arith): Ditto.
6514 (find_func_aliases): Ditto.
6516 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6518 PR rtl-optimization/23898
6519 * output.h (get_attr_min_length): Declare.
6520 * final.c (get_attr_length_1): New function, broken out of:
6522 (get_attr_min_length): New function.
6523 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6524 (duplicate_computed_gotos): Likewise.
6525 * genattr.c (insn_min_length): Generate declaration.
6526 * genattrtab.c (min_fn, min_attr_value): New functions.
6527 (make_length_attrs): Generate insn_min_length.
6529 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6531 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6533 2005-09-20 Richard Henderson <rth@redhat.com>
6535 PR tree-optimization/24059
6536 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6539 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6541 * c.opt (fextended-identifiers): New.
6542 * c-opts.c (c_common_handle_option): Handle
6543 -fextended-identifiers.
6544 * doc/cpp.texi: Update documentation of extended identifiers.
6545 * doc/cppopts.texi (-fextended-identifiers): Document.
6547 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6549 PR tree-optimization/23929
6550 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6553 PR tree-optimization/23818
6554 * tree-stdarg.c (execute_optimize_stdarg): Call
6555 calculate_dominance_info.
6557 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6559 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6560 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6561 (compute_overlap_steps_for_affine_1_2): Use
6562 get_number_of_iters_for_loop.
6563 (analyze_subscript_affine_affine): Check whether difference is
6565 Use get_number_of_iters_for_loop.
6566 Check whether overlap occurs outside of bounds.
6567 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6569 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6571 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6572 base register if possible.
6574 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6576 PR tree-optimization/18463
6577 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6578 converting it directly is not possible.
6579 (chrec_convert_aggressive): New function.
6580 * tree-chrec.h (chrec_convert_aggressive): Declare.
6581 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6582 Fold chrec conversions aggressively if asked to.
6583 (instantiate_parameters): Modified because of changes in
6584 instantiate_parameters_1.
6586 2005-09-19 Richard Henderson <rth@redhat.com>
6588 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6589 (reduc_splus_v2df): New.
6591 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6593 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6594 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6596 2005-09-19 Richard Henderson <rth@redhat.com>
6598 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6601 2005-09-19 Richard Henderson <rth@redhat.com>
6603 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6604 (ia64_expand_dot_prod_v8qi): New.
6605 * config/ia64/ia64-protos.h: Update.
6606 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6607 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6608 sdot_prodv8qi, sdot_prodv4hi): New.
6609 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6611 2005-09-19 Richard Henderson <rth@redhat.com>
6614 * real.c (exact_real_truncate): Return false if the format cannot
6615 represent the number as a normal.
6617 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6618 for a memory source.
6620 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6622 * tree-ssa-operands.c (swap_tree_operands): Export.
6623 * tree.h (swap_tree_operands): Declare.
6624 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6625 Call swap_tree_operands.
6627 2005-09-19 Richard Henderson <rth@redhat.com>
6629 * tree-flow.h (merge_alias_info): Declare.
6630 * tree-ssa-copy.c (merge_alias_info): Export.
6631 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6632 (vect_create_data_ref_ptr): Use create_iv directly.
6633 (vectorizable_load): Use correct types for integer constants.
6634 (vect_generate_tmps_on_preheader): Likewise.
6635 (vect_gen_niters_for_prolog_loop): Likewise.
6637 2005-09-19 Steven Bosscher <stevenb@suse.de>
6639 PR rtl-optimization/23943
6640 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6642 2005-09-18 Jan Hubicka <jh@suse.cz>
6644 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6646 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6648 * varasm.c (output_constant): Do not abort on conversions to union
6649 types between different sizes.
6651 2005-09-18 Richard Guenther <rguenther@suse.de>
6654 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6657 2005-09-18 Paul Brook <paul@codesourcery.com>
6659 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6661 2005-09-17 Richard Henderson <rth@redhat.com>
6663 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6664 * tree-ssa-loop.c (pass_vect_dce): Remove.
6665 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6668 2005-09-17 Richard Henderson <rth@redhat.com>
6670 * tree-pass.h (pass_vect_dce): Declare.
6671 * passes.c (init_optimization_passes): Add it.
6672 * tree-flow.h (tree_ssa_dce): Declare.
6673 * tree-ssa-dce.c (tree_ssa_dce): Export.
6674 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6675 (gate_tree_vectorize): ... here.
6676 (pass_vect_dce): New.
6678 2005-09-17 Jan Hubicka <jh@suse.cz>
6680 * except.c (struct eh_status): Turn region_array into vec.
6681 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6682 convert_from_eh_region_ranges, find_exception_handler_labels,
6683 current_function_has_exception_handlers, assign_filter_values,
6684 build_post_landing_pads, dw2_build_landing_pads,
6685 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6686 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6687 foreach_reachable_handler, can_throw_internal_1,
6688 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6690 (duplicate_eh_region_1): Update region_array.
6691 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6693 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6696 * expmed.c (expand_mult): Substitute simple register for op0 when
6699 2005-09-17 Richard Henderson <rth@redhat.com>
6701 * expr.c (emit_move_via_integer): Add force argument, pass it on
6702 to emit_move_change_mode. Update callers.
6703 (emit_move_complex): Pass true to new force argument.
6704 * function.c (expand_function_end): Move expand_eh_return call
6705 earlier. Merge sub-word complex values into a pseudo before
6706 copying to the return hard register.
6708 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6710 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6711 between different sizes.
6713 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6717 * passes.c (init_optimization_passes): Register dump files for
6720 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6722 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6723 * config/s390/s390.c (s390_overlap_p): New function.
6724 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6725 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6728 2005-09-16 Richard Guenther <rguenther@suse.de>
6730 * ipa-pure-const.c (static_execute): Free auxiliar information.
6731 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6732 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6734 2005-09-15 DJ Delorie <dj@redhat.com>
6736 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6738 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6740 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6742 (swap_commutative_operands_with_target): New.
6744 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6746 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6749 (estimate_iters_using_array): New function.
6750 * tree-data-ref.h (estimate_iters_using_array): Prototype
6751 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6752 Use estimate_iters_using_array instead of analyze_array.
6754 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6756 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6759 2005-09-15 Michael Matz <matz@suse.de>
6761 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6763 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6765 PR tree-optimization/23835
6766 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6767 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6769 2005-09-14 Richard Henderson <rth@redhat.com>
6771 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6772 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6774 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6776 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6777 in the ARRAY_TYPE case.
6779 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6781 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6783 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6786 * tree-vect-transform.c (vectorizable_operation): Return false for
6787 scalar shift operations and for vector shift operations with
6788 non-invariant shift arguments. Use scalar tree operand op1 as
6789 a shift operand when vector shift insn pattern uses scalar shift
6791 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6793 2005-09-14 Olivier Hainque <hainque@adacore.com>
6795 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6796 value if it has side-effects.
6798 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6801 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6803 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6805 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6806 passed as NAME as if it were label at start of function code.
6808 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6810 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6813 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6815 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6816 as early clobber. Rewrite so the PIC register is not implicitly used.
6818 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6820 * tree.c (annotate_with_file_line): Compare line numbers before
6823 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6826 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6827 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6829 2005-09-13 Ian Lance Taylor <ian@airs.com>
6831 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6832 than a HOST_WIDEST_INT to gen_doloop_begin.
6834 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6836 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6838 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6840 PR tree-optimize/23817
6841 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6843 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6846 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6847 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6848 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6849 (restore_stack_nonlocal): Likewise.
6850 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6852 2005-09-12 Ian Lance Taylor <ian@airs.com>
6855 * c.opt (ffriend-injection): New C++ option.
6856 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6857 (C++ Dialect Options): Document -ffriend-injection.
6859 2005-09-12 Josh Conner <jconner@apple.com>
6862 * ipa-reference.c (static_execute): Don't mark variables in
6863 named sections TREE_READONLY.
6865 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6867 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6870 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6872 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6873 V_MUST_DEF instead of just the first_use_p.
6874 Don't mark the virtual variables for renaming on the statement which
6876 (pass_dse): Remove TODO_update_ssa.
6878 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6881 * stor-layout.c (compute_record_mode): For records with a single
6882 field, actually check the field's mode size against the type size.
6884 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6885 registers for TARGET_SHMEDIA.
6886 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6887 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6888 of GENERAL_REGS and FP_REGS.
6890 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6892 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6894 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6896 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6897 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6898 are omitted. Exclude stack_tie insn too.
6900 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6902 PR rtl-optimization/23098
6903 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6905 * config/rs6000/rs6000.md (movdf splitter): Use
6906 const_double_operand predicate for TARGET_POWERPC64.
6907 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6908 SYMBOL_REF method to ABI_V4.
6910 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6911 replace_equiv_address.
6912 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6913 rs6000_sr_alias_set and MEM_NOTRAP.
6914 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6916 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6918 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6919 handle CALL_EXPR again.
6921 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6923 * arm/predicates.md (alignable_memory_operand): Delete.
6925 2005-09-10 Richard Henderson <rth@redhat.com>
6928 * dbxout.c (dbxout_expand_expr): New.
6929 (dbxout_symbol): Use it.
6931 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6933 * arm.c (arm_gen_rotated_half_load): Delete.
6934 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6935 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6936 (thumb_set_return_address): Likewise.
6937 (thumb_load_double_from_address): Use adjust_address.
6938 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6939 (extendhsisi2_mem, movhi_bytes): Use change_address.
6940 (movhi): Use widen_memory_access.
6941 (reload_out_df): Use replace_equiv_address.
6942 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6944 2005-09-09 Richard Henderson <rth@redhat.com>
6947 * dbxout.c: Include expr.h.
6948 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6949 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6950 * Makefile.in (dbxout.o): Add EXPR_H.
6952 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6954 PR tree-optimization/23509
6955 * tree-cfg.c (replace_uses_by): Use replace_exp.
6956 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6957 pointers have name_mem_tag or type_mem_tag set.
6959 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6961 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6962 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6963 of wrongly accessing operands.
6965 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6967 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6968 * tree-chrec.c: Include tree-scalar-evolution.h.
6969 (chrec_convert): Instantiate the base and step before calling
6970 scev_probably_wraps_p that would fail on parametric evolutions.
6971 Collect all the fails into a single section failed_to_convert,
6972 print a diagnostic, and return chrec_dont_know instead of calling
6974 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6975 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6977 (scev_const_prop): Don't replace the definition of a loop closed ssa
6978 phi node by itself, or by another loop closed ssa phi node.
6979 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6980 that base and step are defined.
6982 2005-09-09 Richard Guenther <rguenther@suse.de>
6985 * fold-const.c (fold_ternary): Check truth_value_p before
6986 calling invert_truthvalue.
6988 2005-09-09 Nick Clifton <nickc@redhat.com>
6990 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6991 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6992 dimension of these arrays.
6993 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6995 * longlong.h: Only provide a prototype for the __clz_tab[] array
6996 if this header has not been included from libgcc2.h.
6997 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6999 Provide prototypes for exported functions.
7000 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7003 2005-09-08 Josh Conner <jconner@apple.com>
7007 * expr.c (expand_expr_addr_expr_1): Don't invoke
7008 expand_simple_binop for EXPAND_INITIALIZER.
7010 2005-09-08 Richard Henderson <rth@redhat.com>
7013 * toplev.c (wrapup_global_declaration_1): Split out ...
7014 (wrapup_global_declaration_2): ... from ...
7015 (wrapup_global_declarations): ... here. Return bool.
7016 (check_global_declaration_1): Split out ...
7017 (check_global_declarations): from here.
7018 (emit_debug_global_declarations): New.
7019 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7020 check_global_declaration_1, emit_debug_global_declarations): Declare.
7021 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7022 of decls. Call wrapup_global_declaration_1,
7023 wrapup_global_declaration_2, check_global_declaration_1 directly.
7024 (c_write_global_declarations_2): New.
7026 (c_write_global_declarations): Call c_write_global_declarations_2.
7027 * langhooks.c (write_global_declarations): Call
7028 emit_debug_global_declarations.
7030 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7031 remove decls that have DECL_RTL_SET_P.
7032 * passes.c (rest_of_decl_compilation): Invoke
7033 cgraph_varpool_finalize_decl for all but functions.
7035 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7037 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7038 the result of a conversion if the new min and max cannot be compared.
7040 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7042 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7043 (override_options): Setting s390_sr_alias_set removed.
7044 (save_fpr, save_gprs): Set alias set to vararg or frame.
7045 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7046 s390_sr_alias_set with get_frame_alias_set ().
7047 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7048 get_varargs_alias_set ().
7050 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7054 * c-parser.c (c_parser_objc_method_definition): If the next
7055 token is not "{", error out and don't start the function.
7057 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7059 * tree-vrp.c (extract_range_from_expr): Move the check for non
7060 nullness after the check for gimple invariant.
7062 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7064 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7066 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7069 * config/m32r.md (movmemsi_internal): Canonicalize order of
7070 operands in PLUS component of template.
7072 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7074 * reload1.c (fixup_eh_region_note): Remove assertion.
7075 (fixup_abnormal_edges): Reverted removal of call to
7076 find_many_sub_basic_blocks made on 2005-08-31.
7078 2005-09-07 Richard Henderson <rth@redhat.com>
7080 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7081 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7082 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7083 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7084 rearrange for better packing.
7085 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7086 (lookup_cfa_1): Remove inline marker.
7087 (cfa_equal_p): Split out of ...
7088 (def_cfa_1): ... here. Use INVALID_REGNUM.
7089 (build_cfa_loc): Handle !cfa->indirect.
7090 (frame_pointer_cfa_offset): New.
7091 (dbx_reg_number): Assert register elimination performed; do
7092 leaf register remapping.
7093 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7094 (eliminate_reg_to_offset): New.
7095 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7096 for verifiably local stack frame addresses; re-base to CFA.
7097 (mem_loc_descriptor): Remove can_use_fbreg argument.
7098 (concat_loc_descriptor, loc_descriptor): Likewise.
7099 (containing_function_has_frame_base): Remove.
7100 (rtl_for_decl_location): Don't do register elimination or
7101 leaf register remapping here.
7102 (secname_for_decl): Split out from ..
7103 (add_location_or_const_value_attribute): ... here.
7104 (convert_cfa_to_loc_list): New.
7105 (compute_frame_pointer_to_cfa_displacement): New.
7106 (gen_subprogram_die): Use them.
7107 * tree.h (frame_base_decl): Remove.
7108 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7109 (prologue_stack_adjust): Remove.
7110 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7111 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7112 (set_frame_base_location): Remove.
7113 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7114 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7115 (vt_add_function_parameters): Don't eliminate_regs.
7116 (vt_initialize): Don't create frame_base_decl.
7118 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7120 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7121 version of GNU binutils for 4.x and later.
7123 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7125 * ggc-page.c (ggc_push_context): Remove.
7126 (ggc_pop_context): Likewise.
7127 * ggc.h (ggc_push_context): Remove.
7128 (ggc_pop_context): Likewise.
7130 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7133 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7134 returning from an interrupt handler.
7136 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7139 * config/arc/arc.c (output_shift): Add check for loop count when
7142 2005-09-06 Steven Bosscher <stevenb@suse.de>
7144 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7146 (abs_replacement): Likewise.
7147 (pass_phiopt): Remove TODO_update_ssa.
7149 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7152 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7153 if "return with no value, in function returning non-void" warning
7155 * tree-cfg.c (execute_warn_function_return): Don't look at
7156 RETURN_EXPRs with TREE_NO_WARNING set.
7159 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7160 for internal functions doesn't use registers used by global registers
7161 variables. Use fewer register parameters if there are global register
7164 2005-09-06 Olivier Hainque <hainque@adacore.com>
7165 Eric Botcazou <ebotcazou@adacore.com>
7168 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7169 when we would be extracting outside its bit span (bitpos+bitsize
7170 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7171 Ada unchecked conversions.
7173 2005-09-06 Steven Bosscher <stevenb@suse.de>
7175 * tree-ssa-pre.c (try_look_through_load): New function.
7176 (compute_avail): Use it to try to look through loads for some
7177 more useful expressions.
7179 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7181 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7182 condition for detecting cases like (a&a) and (a^a).
7184 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7186 * common.opt: Add option ftree-vect-loop-version.
7187 * params.def: Add --param vect-max-version-checks.
7188 * doc/invoke.texi: Document ftree-vect-loop-version and
7189 --param vect-max-version-checks.
7190 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7191 may_misalign_stmts and defines for accessors.
7192 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7193 LOOP_VINFO_MAY_MISALIGN_STMTS.
7194 (destroy_loop_vec_info): VEC_free for
7195 LOOP_VINFO_MAY_MISALIGN_STMTS.
7196 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7197 Update documentation.
7198 (vect_update_misalignment_for_peel): New.
7199 (vect_enhance_data_refs_alignment): Update to choose loop
7200 peeling or loop versioning if appropriate for the (potentially)
7201 unaligned data references in the loop.
7202 (vect_analyze_data_refs_alignment): Remove call to
7203 vect_enhance_data_refs_alignment so the checks can be done
7205 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7206 and move up call to vect_analyze_data_refs_alignment.
7207 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7208 (vect_transform_loop): Add call to loop_version.
7210 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7212 PR rtl-optimization/23098
7213 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7214 * simplify-rtx.c (constant_pool_reference_p): New function.
7215 * rtl.h (constant_pool_reference_p): New prototype.
7216 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7217 constant_pool_reference_p in condition and
7218 avoid_constant_pool_reference in preparation statements.
7220 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7222 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7223 STRICT_LOW_PART SETs.
7225 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7228 * except.c (sjlj_emit_function_enter): Find the function begin
7229 note even when it's not in first basic block.
7231 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7233 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7234 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7235 * aclocal.m4: Regenerate.
7237 2005-09-05 DJ Delorie <dj@redhat.com>
7239 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7242 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7244 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7245 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7246 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7247 Follow spelling conventions.
7248 * doc/invoke.texi: Follow spelling conventions.
7250 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7252 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7253 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7254 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7256 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7259 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7260 (output_stack_adjust): Use gen_tmp_stack_mem.
7261 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7262 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7263 (sh_get_pr_initial_val): Likewise.
7264 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7265 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7266 * sh.md (divsi_inv_m0): Use gen_const_mem.
7267 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7268 (movdf_i4+1): Use gen_tmp_stack_mem.
7269 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7270 (fpu_switch+2): Likewise.
7271 (movv4sf_i, movv16sf_i): Use adjust_address.
7272 (symGOT_load): Set MEM_NOTRAP_P bit.
7274 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7277 * pa.c (emit_move_sequence): Fix typo in last change.
7279 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7281 PR rtl-optimization/23454
7282 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7285 2005-09-03 Richard Henderson <rth@redhat.com>
7286 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7289 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7292 2005-09-02 Nicolas Pitre <nico@cam.org>
7294 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7295 to bit_count to 32 bits.
7297 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7300 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7301 generating synthetic loads from volatile lvalues.
7303 005-09-02 Nick Clifton <nickc@redhat.com>
7305 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7306 __ctzhi2, __clzhi2): New functions.
7308 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7311 * tree-nested.c (struct var_map_elt): Mark with GTY.
7312 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7314 (lookup_field_for_decl): Allocate new element in GC memory.
7315 (lookup_tramp_for_decl): Likewise.
7316 (convert_nl_goto_reference): Likewise
7317 (create_nesting_tree): Allocate info in GC memory. Likewise for
7319 (free_nesting_tree): Free with ggc_free instead of free.
7320 (root): New static variable.
7321 (lower_nested_functions): Remove root as local variable. And zero out
7322 root at the end of the function.
7324 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7326 PR rtl-optimization/20365
7327 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7328 to short. New member ix.
7329 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7330 (simplify_plus_minus): Initialize ix members before calling qsort.
7332 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7334 PR tree-optimization/23626
7335 * tree-cfg.c (replace_uses_by): Clean up eh info.
7337 2005-09-01 DJ Delorie <dj@redhat.com>
7339 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7342 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7344 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7345 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7348 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7350 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7351 do not issue warning for a variable definition following
7354 2005-09-01 Richard Henderson <rth@redhat.com>
7357 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7358 conversion to CONST_VECTOR.
7360 2005-09-01 Richard Henderson <rth@redhat.com>
7363 * reload1.c (reload_as_needed): Check !CALL_P before calling
7364 fixup_eh_region_note.
7365 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7367 2005-09-01 DJ Delorie <dj@redhat.com>
7369 * varasm.c (output_constant): Let the target resolve
7370 conversions of addresses to non-default pointer sizes.
7372 2005-09-01 Nicolas Pitre <nico@cam.org>
7374 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7375 to alow matching ARM pre-indexed addressing mode.
7376 (arm_override_options): Remove now irrelevant comment.
7378 2005-09-01 Phil Edwards <phil@codesourcery.com>
7380 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7381 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7382 * config/i386/vxworks.h: Likewise.
7383 * config/i386/t-vxworksae: New file, for VxWorks AE.
7384 * config/i386/vxworksae.h: Likewise.
7386 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7388 PR tree-optimization/23410
7389 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7390 sequence is not wrapping during the first step.
7392 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7395 * dwarf2out.c (base_type_die): Compare char_type_node with
7396 TYPE_MAIN_VARIANT (type), not type.
7398 2005-09-01 Richard Guenther <rguenther@suse.de>
7400 PR tree-optimization/15366
7401 * common.opt: Add -finline-functions-called-once.
7402 Put -fearly-inlining in alphabetically ordered place.
7403 * doc/invoke.texi: Document new option.
7404 * ipa-inline.c (cgraph_decide_inlining): Honour
7405 flag_inline_functions_called_once.
7407 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7409 PR rtl-optimization/23478
7410 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7411 (alloc_qty): Initialize it.
7412 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7413 (combine_regs): Combine also n_throwing_calls_crossed fields.
7414 (find_free_reg): Don't attempt to caller-save pseudos crossing
7415 calls that might throw.
7416 * global.c (struct allocno): Add throwing_calls_crossed field.
7417 (global_alloc): Revert 2005-08-22 change. Initialize
7418 throwing_calls_crossed.
7419 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7422 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7425 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7426 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7427 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7428 (and64_2_operand): Tweak to use predicate.
7429 (and_operand): Adjust for mask_operand changes.
7430 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7431 (print_operand): Likewise.
7432 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7433 (mask64_1or2_operand): Delete.
7434 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7435 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7436 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7437 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7438 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7439 (rotldi3_internal4): Likewise.
7440 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7441 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7442 (ashldi3_internal7): Likewise.
7443 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7444 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7445 (anddi3 split): Don't match mask64_operand.
7446 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7447 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7448 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7449 't' splitter predicate.
7450 (movdi_internal64 + 2): Revert 2005-06-11 change.
7452 2005-08-31 DJ Delorie <dj@redhat.com>
7454 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7455 (m32c_asm_integer): Add support for 32 bit pointers.
7457 2005-08-31 Richard Henderson <rth@redhat.com>
7459 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7460 component-like references for setting MEM_NOTRAP_P.
7462 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7463 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7465 2005-08-31 Richard Henderson <rth@redhat.com>
7467 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7468 into a pseudo before applying gen_lowpart.
7470 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7472 * doc/install.texi (Specific): Update cctools version required
7473 for full functionality.
7474 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7475 linkers as -macosx_version_min.
7477 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7480 * sh.c (print_operand, %R and %S): Add handling of floating point
7481 registers, memory, constants and invalid operands.
7483 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7485 * ipa-pure-const.c: Change dump name.
7487 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7490 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7491 to "reg_or_0_operand".
7492 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7494 2005-08-31 Dale Johannesen <dalej@apple.com>
7496 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7497 loops that count down.
7499 2005-08-31 Richard Henderson <rth@redhat.com>
7502 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7503 (fixup_eh_region_note): New.
7504 (reload_as_needed): Call it.
7505 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7506 don't call find_many_sub_basic_blocks; call verify_flow_info.
7507 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7508 (keep_stack_depressed): Likewise.
7509 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7511 2005-08-31 Richard Henderson <rth@redhat.com>
7513 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7516 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7518 * expr.c (expand_expr_real_1): Compare size of address
7519 mode to target's address mode size in deciding expansion of
7520 the constant address.
7522 2005-08-31 Richard Guenther <rguenther@suse.de>
7525 * expr.c (all_zeros_p): New function.
7526 (expand_expr_real_1): Handle the case of an all-zero
7527 non-addressable constructor separately.
7529 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7531 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7532 arguments, adjust all callers.
7533 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7535 2005-08-30 Richard Henderson <rth@redhat.com>
7538 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7539 whenever the mode sizes match.
7541 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7543 * calls.c (load_register_parameters): Fix comment typo.
7544 * expr.c (emit_push_insn): Comment formatting.
7546 2005-08-30 Ian Lance Taylor <ian@airs.com>
7548 * config/i386/x-cygwin (host-cygwin): Change dependency from
7549 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7551 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7553 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7556 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7559 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7560 call to ggc_collect.
7562 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7565 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7566 beginning. Remove $(INCLUDES) from all the rules, if following
7567 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7569 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7572 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7573 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7574 not constant, but maxlen is, don't set len to maxlen, rather
7575 set maxlen to len if len is a constant.
7577 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7579 PR tree-optimization/23475
7580 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7583 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7585 Fix PR middle-end/22455
7587 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7588 Checksum only the parts of the tree that exist for the tree code.
7590 2005-08-28 Dale Johannesen <dalej@apple.com>
7592 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7594 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7596 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7598 2005-08-28 Richard Henderson <rth@redhat.com>
7600 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7601 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7604 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7607 * builtins.c (get_memory_rtx): Don't strip nops
7608 in between COMPONENT_REFs.
7610 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7613 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7615 (gimplify_modify_expr): Check for zero sized types and gimplify the
7616 rhs and lhs as statements.
7618 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7621 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7622 state for return address column of signal frames.
7624 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7627 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7628 bytes >= 2 not bytes == 2.
7629 (expand_block_move): Same.
7631 2005-08-27 Richard Guenther <rguenther@suse.de>
7634 * config/i386/sse.md (sse2_movsd): Add missing closing
7637 2005-08-27 Paul Brook <paul@codesourcery.com>
7639 * genrecog.c (enum decision_type): Add DT_num_insns.
7640 (struct decision_test): Add u.num_insns.
7641 (add_to_sequence): Add DT_num_insns test.
7642 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7643 (write_cond, debug_decision_2): Ditto.
7644 (change_state): Assume peep2_next_insn never fails.
7645 Remove "afterward" argument.
7646 (write afterward, write_tree): Update to match.
7647 * recog.c (peep2_current_count): New variable.
7648 (peep2_next_insn): Check it.
7649 (peephole2_optimize): Set peep2_current_count.
7650 * recog.h (peep2_current_count): Declare.
7652 2005-08-26 Josh Conner <jconner@apple.com>
7655 * ipa-pure-const.c (check_tree): Check for volatile-ness
7656 when considering a dereference.
7658 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7660 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7662 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7664 PR rtl-optimization/23561
7665 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7666 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7667 at most LEN bytes long memory fits into the field.
7668 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7669 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7670 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7672 2005-08-26 Richard Henderson <rth@redhat.com>
7675 * loop.c (biased_biv_may_wrap_p): New.
7676 (maybe_eliminate_biv_1): Use it to suppress non-equality
7677 comparison transformations. Delete disabled code.
7679 2005-08-26 Ian Lance Taylor <ian@airs.com>
7681 * combine.c (make_extraction): Avoid reference outside object.
7683 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7685 * stor-layout.c (finalize_type_size): Restore behaviour for
7686 non-aggregate types to the status quo ante of the patch for
7687 pr 23467. Document why it matters.
7689 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7692 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7693 array by one element, initialize the BT_LAST element with NULL.
7695 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7697 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7698 optimizing for size.
7700 (compare_plus_eqsi): Same.
7701 (plus_eqsi_compare): Same.
7702 (neg_eq0<mode>): Same.
7703 (neg_eq<mode>): Same.
7705 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7708 2005-08-26 Nick Clifton <nickc@redhat.com>
7710 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7711 TARGET_EP is not defined.
7712 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7713 TARGET_EP is enabled.
7714 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7715 * config/v850/v850.md (save_all_interrupt): Only use the EP
7716 register if TARGET_EP is defined.
7717 (restore_all_interrupt): Likewise.
7718 * config/v850/lib1funcs.asm: Update functions so that the EP
7719 register is only used if __EP__ is defined.
7721 2005-08-26 David Ung <davidu@mips.com>
7723 * config/mips/mips.c (mips_expand_prologue): Handle case when
7724 generating for MIPS16 and the outgoing argument area is more than
7725 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7728 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7730 * config/crx/crx.md: Make doloop_end pattern usage controllable
7731 via mloop-nesting=<max-nesting> command line switch. Make sure
7732 the combiner cannot use doloop_end_<mode> in an illegal way.
7733 * config/crx/crx.c: Use regs up to r6 for argument passing.
7734 Refine crx_address_cost (non cst4 displacements are expensive).
7735 * config/crx/crx.opt: Add switch for mloop-nesting=.
7737 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7739 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7740 (UNSPEC_MVST): New constant.
7742 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7744 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7745 Reject operands containing eliminable registers.
7746 * testsuite/gcc.dg/20050825-1.c: New testcase.
7748 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7749 Jan Hubicka <jh@suse.cz>
7751 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7753 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7755 PR tree-optimization/23546
7756 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7759 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7761 * params.def (PARAM_MIN_SPEC_PROB): New.
7762 * sched-rgn.c (MIN_PROBABILITY): Delete.
7763 (compute_trg_info): Convert to PARAM_VALUE.
7764 * doc/invoke.texi (param): Document min-spec-prob.
7766 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7768 * config/darwin.h: define __PIC__
7769 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7770 TARGET_OS_CPP_BUILTINS macro.
7772 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7774 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7777 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7779 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7781 * cfghooks.c (duplicate_block): Added position where to place
7782 new block as argument.
7783 * cfghooks.h (duplicate_block): Declaration changed.
7784 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7786 * cfglayout.h (copy_bbs): Declaration changed.
7787 * cfgloop.h (loop_version): Declaration changed.
7788 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7789 position to copy_bbs.
7790 (loop_version): Pass position to duplicate_loop_to_header_edge.
7791 Add place_after argument and position new blocks according to
7793 * modulo-sched.c (sms_schedule): Pass place_after argument
7795 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7796 * tree-cfg.c (split_edge_bb_loc): New function.
7797 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7798 to determine position of new blocks.
7799 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7801 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7802 argument to duplicate_block.
7803 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7804 Pass position to copy_bbs.
7806 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7808 * fold-const.c (ptr_difference_const): Use
7809 cst_and_fits_in_hwi instead of host_integerp.
7811 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7813 * config/darwin.c (gen_pic_offset): New.
7814 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7817 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7819 PR tree-optimization/23486
7820 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7822 2005-08-23 Phil Edwards <phil@codesourcery.com>
7824 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7825 remove use_collect2.
7826 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7828 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7829 configuration files to override the default value.
7831 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7832 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7833 * config/vx-common.h: New file, split out from...
7834 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7835 * config/vxworksae.h: New file, for VxWorks AE.
7836 * config/vxworks.opt: New file.
7837 * config/vxlib.c: Update for VxWorks 6.
7839 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7840 other MULTILIB_* variables appropriately.
7841 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7842 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7843 * config/rs6000/vxworks.h: Update for VxWorks 6.
7844 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7846 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7849 * config/darwin.c (machopic_select_section): Remove the hack to
7850 mark "::operator new" and "::operator delete" for coalescing
7851 even though they are not weak.
7853 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7855 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7856 * configure: Regenerate.
7858 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7861 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7863 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7864 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7867 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7869 * config/rs6000/predicates.md (equality_operator): New.
7870 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7871 comparison with a large constant.
7873 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7875 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7877 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7879 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7880 registers is even, and we have a hardware double precision fp,
7882 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7883 size of current argument when checking if argument was passed in
7886 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7889 * stor-layout.c (finalize_type_size): Dont override
7890 existing alignment with a smaller alignment from the mode.
7892 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7894 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7895 * lambda.h (lambda_vector_lexico_pos): ... here.
7896 * tree-data-ref.c (build_classic_dist_vector): Return false when
7897 the distance vector is lexicographically negative.
7899 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7901 PR tree-optimization/23511
7902 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7903 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7905 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7907 PR tree-optimization/22043
7908 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7909 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7910 If ALLOW_FLEXARR, handle types ending with flexible array member.
7911 Pass false as second argument to recursive count_type_elements calls.
7912 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7913 argument to count_type_elements call.
7914 * tree-sra.c (decide_block_copy): Likewise.
7915 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7916 for a constant-sized object, set cleared as well. Pass true as
7917 second argument to count_type_elements call.
7919 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7922 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7923 from legitimate_small_data_p, and make global. Update use.
7924 Remove forward declaration.
7925 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7927 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7929 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7931 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7932 of scratch intermediates.
7933 (eq<mode>_compare): Same.
7934 (neg_eq0<mode>): New.
7935 (neg_eq<mode>): Convert to define_insn_and_split.
7937 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7940 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7941 stdarg functions, set/clear the fp marker even when no variable
7943 * config/rs6000/sysv4.opt (mprototype): Describe.
7945 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7947 PR rtl-optimization/23478
7948 * regs.h (reg_info): Add throw_calls_crossed.
7949 (REG_N_THROWING_CALLS_CROSSED): Define.
7950 * flow.c (allocate_reg_life_data): Initialize
7951 REG_N_THROWING_CALLS_CROSSED.
7952 (propagate_one_insn, attempt_auto_inc): Update
7953 REG_N_THROWING_CALLS_CROSSED.
7954 * global.c (global_alloc): Don't allocate pseudos across
7955 calls that may throw.
7957 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7960 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7961 value is inbetween the range if we did not find an exact match.
7963 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7965 * doc/invoke.texi (Option Summary): Add ms1 options.
7966 * doc/extend.texi: Document interrupt handler attribute for ms1.
7967 * doc/md.texi: Document ms1 constraints.
7968 * config.gcc: Add ms1-*-elf.
7969 * config/ms1/ms1.h: New.
7970 * config/ms1/ms1.c: New.
7971 * config/ms1/ms1.md: New.
7972 * config/ms1/ms1-protos.h: New.
7973 * config/ms1/ABI.txt: New.
7974 * config/ms1/crti.asm: New.
7975 * config/ms1/crtn.asm: New.
7976 * config/ms1/lib2extra-funcs.c: New.
7977 * config/ms1/t-ms1: New.
7978 * config/ms1/ms1.opt: New.
7980 2005-08-22 Ira Rosen <irar@il.ibm.com>
7982 * config/rs6000/altivec.md (xorv4sf3): New.
7983 (negv4sf2, neg<mode>2): Likewise.
7985 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7988 * config/ia64/ia64.md (divsi3): Check divide by zero.
7989 (udivsi3): Likewise.
7991 (udivdi3): Likewise.
7993 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7995 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7996 up to elem_bitsize bits, not max_bitsize.
7998 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8000 PR tree-optimization/23433
8001 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8002 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8004 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8006 PR tree-optimization/23434
8007 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8008 the iteration bound is not an INTEGER_CST.
8010 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8012 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8013 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8014 NULL if need_epilog_adjust is false.
8015 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8016 Case 3 always peels first itration, not just for PLUS case, and no need
8017 to use scalar_initial_def here. Create an epilog adjustment only if
8018 scalar_initial_def is not NULL.
8020 (vectorizable_reduction): Remove assert.
8022 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8025 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8026 (__moddi3): Likewise.
8027 (__udivdi3): Likewise.
8028 (__umoddi3): Likewise.
8029 (__divsi3): Likewise.
8030 (__modsi3): Likewise.
8031 (__udivsi3): Likewise.
8032 (__umodsi3): Likewise.
8034 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8036 * tree-pass.h (TDF_GRAPH): Define.
8037 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8038 * passes.c (finish_optimization_passes): Only call
8039 finish_graph_dump_file if TDF_GRAPH is set.
8040 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8041 NULL. Set TDF_GRAPH bit.
8042 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8044 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8046 * arm.h (arm_stack_offsets): Add locals_base field.
8047 * arm.c (arm_get_frame_offsets): Compute it.
8048 (thumb_compute_initial_elimination offset): Make the Thumb frame
8049 pointer point to the base of the local variables.
8050 (thumb_expand_prologue): Update accordingly.
8051 (thumb_expand_epilogue): Likewise.
8053 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8054 mode of clobbered scratch to DImode. Handle a case that's known to
8057 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8059 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8060 (gt0<mode>_compare): Delete.
8061 (neg_gt0<mode>): Delete.
8063 2005-08-19 Eric Christopher <echristo@apple.com>
8065 * optabs.h: Change CTI_ to COI_.
8068 2005-08-19 James E Wilson <wilson@specifix.com>
8070 * builtins.c (expand_builtin_return_addr): Set
8071 current_function_accesses_prior_frames when count != 0. Use
8072 frame_pointer_rtx when count == 0.
8073 * function.h (struct function): Add accesses_prior_frames field.
8074 (current_function_accesses_prior_frames): Define.
8075 * reload1.c (init_elim_table): Check
8076 current_function_accesses_prior_frames.
8077 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8079 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8081 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8082 indicator. Return true if the flowgraph changed during
8085 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8088 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8089 conditional expression before testing its value.
8091 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8093 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8095 2005-08-19 Devang Patel <dpatel@apple.com>
8097 PR tree-optimization/23048
8098 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8099 third parameter. Check whether latch is dominated by exit
8101 (if_convertible_loop_p): Supply exit block itself to
8102 if_convertible_bb_p.
8104 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8107 * arm.md (arm_load_pic_register): Change argument to the mask of
8108 saved registers. Call thumb_find_work_register if we need a
8109 scratch register on Thumb.
8110 (arm_expand_prologue): Pass empty register set to
8111 arm_load_pic_register.
8112 (thumb_expand_prologue): Pass live_regs_mask directly to
8113 arm_load_pic_register.
8114 * arm-protos.h (arm_load_pic_register): Update prototype.
8116 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8118 * sh.c (find_sole_member): New function.
8119 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8120 if the record's alignment is larger than the size of its only member.
8122 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8125 * arm.c (thumb_legitimize_reload_address): New function.
8126 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8127 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8129 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8131 * config/crx/crx.c: Implement crx_decompose_address. Reject
8132 symbolic displacements since CRX register relative adressing
8133 mode can't handle unsigned 32-bit values as displacements.
8134 * config/crx/crx.h: Simplify definitions, remove redundant
8135 parenthesis and obsolete macros.
8136 * config/crx/crx.opt: Add new switch for debugging addresses.
8137 * config/crx/crx-protos.h: Add new declarations for above.
8139 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8142 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8145 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8147 * collect2.c (dup2): Delete.
8148 * configure.ac: Don't check for dup2.
8150 * config.in, configure: Regenerate.
8152 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8154 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8155 record with the type of its only member.
8157 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8159 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8160 define_insn_and_split.
8161 (plus_ltu<mode>_compare): Same.
8162 (gtu<mode>_compare): Same.
8163 (plus_gtu<mode>_compare): Same.
8165 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8167 PR tree-optimization/22228
8168 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8170 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8171 are recorded in vect_vnames_to_rename for renaming.
8172 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8173 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8174 in vect_vnames_to_rename.
8175 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8176 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8178 2005-08-18 Jan Hubicka <jh@suse.cz>
8181 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8182 info only for local statics, not for member variables.
8184 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8186 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8188 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8190 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8192 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8195 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8197 2005-08-17 James E Wilson <wilson@specifix.com>
8199 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8202 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8204 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8205 (leu<mode>_compare): Same.
8206 (plus_leu<mode>): Same.
8207 (neg_leu<mode>): Same.
8208 (and_neg_leu<mode): Same.
8209 (ltu<mode>_compare): Same.
8210 (plus_ltu<mode>): Same.
8212 (geu<mode>_compare): Same.
8213 (plus_geu<mode>): Same.
8214 (neg_geu<mode>): Same.
8215 (and_neg_geu<mode>): Same.
8216 (plus_gt<mode>): Same.
8217 (gtu<mode>_compare): Same.
8218 (plus_gtu<mode>): Same.
8220 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8222 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8223 Move call_table_data to end. Delete spurious .text.
8224 (callt_save_all_interrupt): Fix comment typo.
8226 2005-08-17 James E Wilson <wilson@specifix.com>
8227 Kevin Winchester <winchester@amirix.com>
8230 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8232 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8235 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8236 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8238 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8240 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8241 record with the type of its only member if the modes don't match.
8243 * varasm.c (decode_reg_name): Skip empty additional register names.
8245 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8247 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8248 lsm_tmp_name_length): New.
8249 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8250 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8252 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8253 Andreas Krebbel <krebbel1@de.ibm.com>
8255 * config.gcc: Added z9-109 switch.
8256 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8257 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8258 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8259 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8260 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8261 for "z9_109" cpu attribute.
8262 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8263 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8264 (s390_handle_arch_option): Added z9-109 switch.
8265 (override_options): Set respective cost function for z9-109.
8266 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8267 (legitimate_reload_constant_p): Accept extended immediates.
8268 (print_operand): Three new output modifiers added: k, m and o.
8269 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8270 (s390_output_mi_thunk): Use extended immediate when possible.
8271 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8272 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8273 (CONSTRAINT_LEN): Added length of O constraint.
8274 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8275 * config/s390/s390.md ("cpu"): New value z9_109 added.
8276 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8277 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8278 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8279 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8280 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8281 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8282 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8283 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8284 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8285 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8286 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8287 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8288 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8289 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8290 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8292 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8293 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8294 insns for TARGET_EXTIMM.
8296 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8298 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8300 2005-08-17 Nick Clifton <nickc@redhat.com>
8302 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8303 Call default_encode_section_info.
8305 2005-08-17 Steven Bosscher <stevenb@suse.de>
8307 PR tree-optimization/21574
8308 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8309 constant, return CONSTANT.
8310 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8311 (ccp_fold, visit_assignment): Likewise.
8312 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8314 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8316 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8317 fold_buildN instead of buildN then fold_initializer or fold.
8318 (build_unary_op): Likewise.
8319 (build_binary_op): Likewise.
8320 * fold-const.c (fold_initializer): Remove.
8321 (fold_build1_initializer): New function.
8322 (fold_build2_initializer): New function.
8323 (fold_build3_initializer): New function.
8324 * tree.h (fold_initializer): Remove.
8325 (fold_build1_initializer): New function.
8326 (fold_build2_initializer): New function.
8327 (fold_build3_initializer): New function.
8329 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8331 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8332 (try_move_mult_to_index): Call fold_build2 instead of build2.
8333 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8334 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8335 fold_binary_to_constant.
8336 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8338 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8339 check if A == gcd (A, B). Remove TYPE argument.
8340 (analyze_offset) Use fold_build2 instead of fold (build.
8341 (create_data_ref): Likewise.
8342 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8343 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8346 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8348 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8349 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8351 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8354 * gimplify.c (zero_sized_type): New function.
8355 (gimplify_modify_expr_rhs): If we have a zero sized type,
8356 replace the statement with an empty statement.
8358 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8360 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8363 2005-08-16 Ian Lance Taylor <ian@airs.com>
8365 * doc/tm.texi (Label Output): Correct typo.
8367 2005-08-16 Steven Bosscher <stevenb@suse.de>
8370 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8371 force_operand will work later on using have_insn_for.
8373 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8375 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8377 2005-08-16 Ian Lance Taylor <ian@airs.com>
8380 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8381 vector type, don't try to construct it element by element. Add an
8382 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8384 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8386 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8388 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8390 * doc/invoke.texi (Precompiled Headers): Document some more options
8391 which are known to be safe.
8393 2005-08-16 James E Wilson <wilson@specifix.com>
8395 PR tree-optimization/21105
8396 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8397 TREE_OVERFLOW check.
8399 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8401 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8402 (neg_ltu<mode>): Same.
8404 (neg_gtu<mode>): Same.
8406 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8408 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8409 (fold_builtin_isdigit): Use fold_buildN.
8410 (build_function_call_expr): Likewise.
8411 * c-typeck.c (c_finish_loop): Likewise.
8413 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8414 Richard Shann <rshann@superh.com>
8416 PR middle-end/20396:
8417 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8419 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8421 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8423 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8426 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8427 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8430 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8433 * fold-const.c (build_range_check): Disable optimization for function
8434 pointer expressions on targets that require function pointer
8437 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8439 * simplify-rtx.c (simplify_const_relational_operation): When
8440 extracting arguments of a COMPARE, recompute the mode as well.
8442 2005-08-15 Ian Lance Taylor <ian@airs.com>
8444 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8446 2005-08-15 DJ Delorie <dj@redhat.com>
8448 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8450 (movsi_splittable): Allow, but split, moves to the stack.
8451 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8454 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8456 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8457 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8458 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8460 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8461 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8462 Delete HOST_PTR_PRINTF.
8464 * configure, config.in: Regenerate.
8466 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8468 * config/rs6000/rs6000.md (QHSI): New mode macro.
8469 (wd): Extend mode attr for QImode and HImode
8470 (dbits): New mode attr.
8471 (zero_extend<mode>di2): Convert to mode macro.
8473 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8476 * doc/invoke.texi (-mgnu-ld): Update description.
8479 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8482 * Makefile.in (tree-chrec.o): Depends on real.h.
8483 * tree-chrec.c: Include real.h.
8484 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8485 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8486 * tree-scalar-evolution.c (add_to_evolution_1,
8487 interpret_rhs_modify_expr): Ditto.
8489 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8492 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8493 step is negative compute the estimation from init downwards to zero.
8495 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8497 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8499 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8501 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8503 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8504 Accept double-word constants that can be split.
8505 * config/s390/s390.md ("movti"): Use 'P' constraint.
8506 ("*movdi_31", "*movdf_31"): Likewise.
8508 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8510 Fix PR tree-optimization/22615
8512 * tree-ssa-structalias.c (solution_set_add): Handle
8513 first_vi_for_offset returning NULL.
8514 (do_da_constraint): Ditto.
8515 (do_sd_constraint): Ditto.
8516 (do_ds_constraint): Ditto
8517 (find_func_aliases): Ditto.
8518 (build_constraint_graph): RHS is allowed be ANYTHING.
8519 (first_vi_for_offset): Return NULL if we couldn't find anything at
8522 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8524 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8525 over memory as first operand.
8527 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8530 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8531 available for setting it.
8533 2005-08-14 Ira Rosen <irar@il.ibm.com>
8535 PR tree-optimization/23320
8536 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8537 data-refs' types instead of base object nullness. Add check for
8538 pointer type data-refs before first location comparison. Remove
8541 2005-08-14 Andreas Schwab <schwab@suse.de>
8543 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8545 2005-08-13 James E Wilson <wilson@specifix.com>
8547 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8548 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8549 -fstack-protector-all, --param ssp-buffer-size): Document.
8550 (-Wvariadic-macros): Alphabetize.
8551 (-fsched-stalled-insns-dep): Add missing 'f'.
8553 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8556 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8558 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8559 or indirect address operand.
8560 (EXTRA_ADDRESS_CONSTRAINT): New.
8561 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8563 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8565 PR tree-optimization/22236
8566 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8567 successors and predecessors.
8568 * tree-chrec.c (chrec_convert): Before converting, check that
8569 sequences don't wrap.
8570 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8571 (analyze_array): Extern.
8572 (find_data_references_in_loop): Remove call to
8573 compute_estimated_nb_iterations.
8574 * tree-data-ref.h (analyze_array): Declared.
8575 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8576 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8577 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8578 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8580 * tree-ssa-loop-ivcanon.c: Fix documentation.
8581 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8582 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8583 (infer_loop_bounds_from_undefined): New.
8584 (estimate_numbers_of_iterations_loop): Use
8585 infer_loop_bounds_from_undefined.
8586 (used_in_pointer_arithmetic_p): New.
8587 (scev_probably_wraps_p): Pass an extra parameter. Call
8588 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8589 (convert_step): Fix documentation.
8590 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8591 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8592 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8593 scev_probably_wraps_p.
8595 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8597 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8598 (s390_register_info): Ignore clobbered_regs information for fixed
8599 registers, and only fixed registers.
8600 (s390_init_frame_layout): Remove redundant call.
8602 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8604 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8605 description of -Wold-style-casts.
8607 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8608 Jakub Jelinek <jakub@redhat.com>
8610 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8611 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8612 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8613 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8614 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8615 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8616 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8617 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8618 ("stack_protect_set", "stack_protect_test"): New expanders.
8619 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8620 "stack_protect_testdi"): New insn definitions.
8622 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8624 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8626 2005-08-12 Paul Brook <paul@codesourcery.com>
8628 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8630 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8632 * config/s390/predicates.md (setmem_operand): New predicate.
8633 (shift_count_operand): Accept ANDs with special constants as
8635 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8636 with special constants.
8637 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8638 shift_count_operand with setmem_operand.
8640 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8642 * config/s390/s390.c (s390_extract_part, s390_single_part):
8644 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8645 (s390_output_mi_thunk): Don't use lg on 31 bit.
8646 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8647 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8649 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8651 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8652 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8653 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8654 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8655 with one of the new macros.
8657 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8659 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8660 Don't set save_return_addr_p.
8661 (s390_register_info): Make clobbered_regs not depending on
8664 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8666 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8667 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8669 2005-08-11 James E. Wilson <wilson@specifix.com>
8671 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8673 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8675 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8676 locations gathered by var-tracking in single entry loc_list
8677 over loc_descriptor_from_tree.
8679 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8680 pass it down to loc_descriptor.
8681 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8682 (containing_function_has_frame_base): Move earlier in the file.
8683 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8684 instead of always assuming fbreg can't be used.
8686 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8688 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8689 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8690 Accept address wrapped in AND for Altivec.
8691 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8692 Strip AND wrapping offset address for Altivec.
8694 2005-08-11 Richard Henderson <rth@redhat.com>
8697 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8698 before using TYPE_IS_SIZETYPE.
8700 2005-08-11 Richard Henderson <rth@redhat.com>
8703 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8704 insn types not present on ev4.
8705 (alphaev5_insn_pipe): Similarly.
8707 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8710 * arm.c (arm_override_options): If the user has selected callee-super-
8711 interworking, then enable normal interworking.
8713 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8715 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8718 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8720 * doc/rtl.texi: Fix two typos.
8722 2005-08-11 Richard Guenther <rguenther@suse.de>
8725 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8726 cases where we call to/from functions returning void.
8728 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8731 * tree.c (build_pointer_type_for_mode): Robustify.
8733 2005-08-10 James E Wilson <wilson@specifix.com>
8735 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8736 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8738 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8741 2005-08-10 Eric Christopher <echristo@apple.com>
8743 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8744 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8747 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8750 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8751 for the high part when generating dynamic-no-pic code.
8753 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8755 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8756 (x86_64-*-linux*): Likewise.
8758 * config/i386/crtfastmath.c: New file.
8759 * config/i386/t-crtfm: Likewise.
8761 * config/i386/linux.h (ENDFILE_SPEC): New.
8762 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8764 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8767 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8769 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8770 (vec_shl, vec_shr): Document new operations.
8771 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8773 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8775 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8776 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8777 change predicate to indexed_or_indirect_address.
8779 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8781 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8782 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8783 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8784 and __aeabi_uwrite8.
8785 * config/arm/unaligned-funcs.c: New file.
8786 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8788 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8790 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8792 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8793 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8795 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8796 * final.c (pass_shorten_branches): Add dump.
8797 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8798 (pass_life): Rename dump.
8799 (rest_of_handle_flow2): Remove initial verify_flow_info.
8800 * function.c (pass_instantiate_virtual_regs): Add dump.
8801 * integrate.c (pass_initial_value_sets): Add dump.
8802 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8803 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8804 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8805 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8806 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8807 gate_rtl_unrool_and_peel_loops): New.
8808 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8809 rtl_doloop): Do not look at flags.
8810 * mode-switching.c (pass_mode_switching): Add dump.
8811 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8812 pass_split_before_regstack): Add dump.
8813 * regmove.c (pass_stack_adjustments): Add dump.
8814 * tree-optimize.c (pass_fixup_cfg): Add dump.
8816 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8819 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8820 deciding which instruction sequence to use.
8822 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8824 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8825 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8827 2005-08-09 Richard Guenther <rguenther@suse.de>
8829 * c-common.c (builtin_function_2): Remove.
8830 (def_builtin_1): New function.
8831 (c_common_nodes_and_builtins): Use def_builtin_1 to
8832 build builtin functions.
8834 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8836 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8837 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8838 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8841 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8843 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8844 fold_binary instead of fold_build2 since we don't care about the
8846 (loop_niter_by_eval): Likewise.
8847 (compare_trees): Likewise.
8848 (proved_non_wrapping_p): Likewise.
8850 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8854 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8855 if the if is really empty.
8857 2005-08-09 Steven Bosscher <stevenb@suse.de>
8859 PR tree-optimization/23234
8860 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8861 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8862 argument of the new enum.
8863 (execute_cse_reciprocals): Add reciprocals for function arguments
8864 on the unique successor edge of the entry block. Update other calls
8865 to execute_cse_reciprocals_1.
8867 2005-08-08 Richard Henderson <rth@redhat.com>
8870 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8872 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8874 * expr.c (write_complex_part): Return after handling MEM.
8876 2005-08-08 Josh Conner <jconner@apple.com>
8878 PR rtl-optimization/23241
8879 * combine.c (simplify_comparison): Fix error in determining
8880 whether to lift a subreg from comparison.
8882 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8885 * config/rs6000/altivec.md (vec_init<mode>): New.
8886 (vec_set<mode>): New.
8887 (vec_extract<mode>): New.
8888 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8889 (rs6000_expand_vector_set): New.
8890 (rs6000_expand_vector_extract): New.
8891 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8892 for Altivec modes before reload.
8893 (altivec_expand_vec_init_builtin): New.
8894 (get_element_number): New.
8895 (altivec_expand_vec_set_builtin): New.
8896 (altivec_expand_vec_ext_builtin): New.
8897 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8899 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8901 * config/rs6000/rs6000.h (rs6000_builtins): Add
8902 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8903 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8904 * config/rs6000/rs6000-protos.h: Declare new functions.
8906 2005-08-08 Jan Hubicka <jh@suse.cz>
8908 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8909 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8910 * i386.md (movdi*): Use pic_32bit_operand.
8911 * predicates.md (pic_32bit_operand): New.
8913 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8916 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8918 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8920 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8921 (test_for_singularity): Use fold_build2.
8923 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8925 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8927 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8929 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8930 (COMMON_ASM_OP) Define.
8931 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8932 (ix86_encode_section_info): Likewise.
8933 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8934 SUBTARGET_ENCODE_SECTION_INFO.
8936 2005-08-06 Richard Henderson <rth@redhat.com>
8939 * tree-nested.c (convert_local_reference): Save and restore val_only
8940 around component_ref and friends. Clear walk_subtrees by default.
8942 2005-08-06 Peter O'Gorman <peter@pogma.com>
8945 * gcc.c (process_command): Check the argument to -b has a dash.
8946 * doc/invoke.texi: Update -b and -V docs.
8948 2005-08-06 James E Wilson <wilson@specifix.com>
8950 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8952 2005-08-06 Michael Matz <matz@suse.de>
8954 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8955 member only if only one insn is associated with the value.
8957 2005-08-06 Nick Clifton <nickc@redhat.com>
8959 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8961 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8962 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8963 Check symbol flags instead of symbol name mangling.
8964 (xstormy16_asm_output_aligned_common): Likewise. Also
8965 simplify code since the bss100_section cass is the only case
8966 where the below100 code will be triggered.
8967 (xstormy16_encode_section_info): Encode below100 attribute
8968 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8970 (xstormy16_strip_name_encoding): Delete - this function is no
8972 (TARGET_STRIP_NAME_ENCODING): Undefine.
8973 * config/stormy16/stormy16-protos.h: Delete prototype for
8974 xstormy16_strip_name_encoding.
8976 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8978 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8979 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8980 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8981 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8982 config/alpha/predicates.md, config/arc/arc.h,
8983 config/arm/arm.h, config/arm/ieee754-df.S,
8984 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8985 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8986 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8987 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8988 config/m68hc11/m68hc11.h, config/mips/mips.c,
8989 config/mips/mips.h, config/mips/openbsd.h,
8990 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8991 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8992 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8993 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8994 config/sparc/linux.h, config/sparc/linux64.h,
8995 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8996 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8997 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8998 typos. Follow spelling conventions.
9000 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9003 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9004 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9005 specially. Check for side effects only for COND_EXPR.
9006 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9007 return with TREE_NO_WARNING.
9009 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9011 PR rtl-optimization/23233
9012 * loop.c (combine_movables): Require the modes to be the same.
9013 (move_movables): Remove handling of cases where the replacement
9014 had a different mode to the original.
9016 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9018 PR tree-optimization/23128
9019 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9020 subtraction wrap, and set TREE_OVERFLOW if they do.
9022 2005-08-05 Richard Henderson <rth@redhat.com>
9025 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9026 FORCED_LABEL labels.
9028 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9031 * reload.c (find_reloads_subreg_address): Pass down TYPE
9032 unchanged. Change all callers except find_reloads_toplev.
9034 2005-08-05 Michael Matz <matz@suse.de>
9036 * genattrtab.c (current_alternative_string): Remove.
9037 (SIMPLIFY_ALTERNATIVE): Ditto.
9038 (attr_alt_bit_p): Ditto.
9039 (alternative_name): Make const char *.
9040 (evaluate_eq_attr): Remove use of above things.
9041 (simplify_test_exp): Ditto.
9042 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9043 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9045 2005-08-04 James E Wilson <wilson@specifix.com>
9047 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9048 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9049 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9050 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9051 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9053 2005-08-04 Richard Henderson <rth@redhat.com>
9056 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9057 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9058 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9059 if we'd have to instantiate too many members.
9061 2005-08-04 Richard Henderson <rth@redhat.com>
9064 * tree-outof-ssa.c (coalesce_asm_operands): New.
9065 (coalesce_ssa_name): Use it. Split out ...
9066 (coalesce_phi_operands, coalesce_result_decls): ... these.
9068 2005-08-04 Paul Brook <paul@codesourcery.com>
9070 * read-rtl.c (read_quoted_string): Break if EOF.
9072 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9074 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9075 (fold_build2): Likewise.
9076 (fold_build3): Likewise.
9077 (fold_build1_stat): New function prototype.
9078 (fold_build2_stat): Likewise.
9079 (fold_build3_stat): Likewise.
9080 * fold-const.c (fold_build1): Rename to ..
9081 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9082 through to build1_stat.
9083 (fold_build2): Rename to ..
9084 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9085 through to build2_stat.
9086 (fold_build3): Rename to ..
9087 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9088 through to build3_stat.
9090 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9091 Ian Lance Taylor <ian@airs.com>
9093 * function.c (assign_stack_local_1): Do not correct stack slot
9094 address if allocation size is smaller than mode size.
9096 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9099 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9100 (tree_merge_blocks): Propagate anything allowed by
9102 Clarify documentation.
9103 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9104 SSA form, schedule an update if necessary.
9106 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9108 * doc/install.texi (Binaries): Remove broken link to
9109 Sinix/Reliant Unix binaries.
9111 2005-08-03 Richard Henderson <rth@redhat.com>
9114 * function.c (stack_protect_epilogue): Export.
9115 * tree.h (stack_protect_epilogue): Declare.
9116 * calls.c (expand_call): Call it.
9118 2005-08-03 Eric Christopher <echristo@apple.com>
9120 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9121 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9124 2005-08-04 Jan Hubicka <jh@suse.cz>
9126 * profile.c (branch_prob): Split edges with goto locus on them
9127 to get proper line counts.
9128 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9130 2005-08-03 Paul Brook <paul@codesourcery.com>
9132 * function.c (assign_parms): Round current_function_args_size
9133 to PARM_BOUNDARY, not STACK_BOUNDARY.
9135 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9137 * config/i386/i386.c (x86_elf_aligned_common)
9138 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9140 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9142 PR tree-optimization/23157
9143 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9144 before emitting them.
9146 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9148 PR tree-optimization/19899
9149 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9150 * tree-scalar-evolution.c: Include real.h.
9151 (add_to_evolution): Build constant -1 of correct type.
9153 2005-08-03 Jan Hubicka <jh@suse.cz>
9155 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9156 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9157 profile updating for complette unrolling.
9158 * loop-unroll.c (peel_loop_completely): Use it.
9159 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9160 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9163 2005-08-03 Paul Brook <paul@codesourcery.com>
9165 * combine.c (can_change_dest_mode): New function.
9166 (try_combine, simplify_set): Use it.
9168 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9170 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9173 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9175 * doc/install.texi (Specific): Adjust link to openavr.org.
9176 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9177 (Binaries): Adjust HP-UX Porting Center link.
9178 (Binaries): Adjust Free Software Foundation ordering link.
9180 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9182 * convert.c (convert_to_integer): Use fold_build1 instead of
9183 build1 when converting an integer to an integer.
9185 2005-08-02 Richard Henderson <rth@redhat.com>
9187 * combine.c (combine_instructions): Don't use reg_equal/equiv
9188 results if the mode doesn't match.
9190 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9192 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9193 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9195 2005-08-02 Richard Henderson <rth@redhat.com>
9198 * explow.c (memory_address): Remove special-case for
9199 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9201 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9204 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9205 number of calls to cleanup_tree_cfg_1.
9207 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9209 * doc/invoke.texi: document file extensions .F90 and .F95
9211 2005-08-02 Richard Guenther <rguenther@suse.de>
9213 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9214 positive if its first argument is positive.
9216 2005-08-02 Richard Guenther <rguenther@suse.de>
9218 PR tree-optimization/23177
9219 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9222 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9224 PR tree-optimization/23129
9225 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9226 varying for divisions with anti-ranges.
9228 2005-08-02 Jan Hubicka <jh@suse.cz>
9230 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9231 * tree-ssa-threadupdate.c (thread_block): Add it here.
9233 2005-08-01 James E Wilson <wilson@specifix.com>
9235 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9236 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9237 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9239 * config/mips/predicates.md (const_call_insn_operand): Add check for
9240 SYMBOL_REF_LONG_CALL_P.
9241 * doc/extend.texi (long_call): Document the new attribute.
9243 2005-08-01 Ian Lance Taylor <ian@airs.com>
9244 Richard Henderson <rth@redhat.com>
9246 * Makefile.in (RTL_BASE_H): Add real.h.
9247 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9249 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9251 * rtl.c (rtl_check_failed_code_mode): New.
9252 * rtl.h (struct rtx_def): Add u.rv.
9253 (XCMWINT, XCNMPRV): New.
9254 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9255 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9257 2005-08-01 Richard Henderson <rth@redhat.com>
9259 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9260 with auto-inc codes.
9262 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9264 2005-08-01 Jan Hubicka <jh@suse.cz>
9266 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9267 * i386.c: Include dwarf2.h
9268 (asm_preferred_eh_data_format): New.
9269 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9271 2005-08-01 Ian Lance Taylor <ian@airs.com>
9273 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9274 randomize_va_space for virtual address randomization control.
9276 2005-08-01 Steven Bosscher <stevenb@suse.de>
9278 * common.opt (flag_ipa_cp): Put in right place to maintain
9281 2005-08-01 Jan Hubicka <jh@suse.cz>
9283 * profile.c (compute_value_histograms): Fix thinko.
9284 * value-prof.c: Include toplev.h
9285 (check_counter): New function.
9286 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9287 tree_mod_subtract_transform): Add sanity check.
9289 2005-08-01 Richard Guenther <rguenther@suse.de>
9291 PR tree-optimization/23133
9292 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9293 current functions parameter decls to find defs to cse
9296 2005-08-01 Richard Guenther <rguenther@suse.de>
9298 PR tree-optimization/23109
9299 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9300 If trapping math is in effect, use post-dominator information
9301 to check if we'd in any case reach a trapping point before
9302 doing the reciprocal insertion.
9303 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9304 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9305 expressions are invariant only if trapping math is not in effect.
9307 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9309 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9310 cgraph_function_versioning): New declarations.
9311 * cgraphunit.c: Add include to ipa-prop.h.
9312 (update_call_expr, cgraph_copy_node_for_versioning,
9313 cgraph_function_versioning): New functions.
9314 * integrate.c (copy_decl_for_inlining): Remove.
9315 * ipa-prop.h (ipa_replace_map): New struct.
9316 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9317 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9318 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9319 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9320 ipcp_iterate_stage, ipcp_method_scale_print,
9321 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9322 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9323 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9324 ipcp_update_bb_counts, ipcp_update_profiling,
9325 ipcp_update_edges_counts): New functions.
9326 (ipcp_method_cval_init): Remove restriction regarding local methods.
9327 (ipcp_init_stage): Add ipcp_method_compute_scale.
9328 (ipcp_insert_stage): Add versioning.
9329 (ipcp_structures_print): Add ipcp_method_scale_print.
9330 (ipcp_driver): Dump profiling info.
9331 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9332 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9333 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9334 (struct inline_data): Add versioning_p, ipa_info, new fields.
9335 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9336 declare_return_variable): Replace calls to copy_decl_for_inlining with
9338 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9340 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9341 Add argument VERSIONING.
9342 (copy_arguments_for_versioning, copy_static_chain,
9343 function_versionable_p, tree_versionable_function_p,
9344 tree_function_versioning, replace_ref_tree): New functions.
9345 * tree-inline.h: Include varray.h.
9346 (tree_versionable_function_p, tree_function_versioning,
9347 tree copy_decl_for_dup): New declarations.
9349 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9351 * ipa-cp.c: New file. Contains IPCP specific functionality.
9352 * ipa-prop.h: New file. Contains structures/definitions that can be
9353 used by several interprocedural data flow optimizations (and also IPCP).
9354 * ipa-prop.c: New file.
9355 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9356 * common.opt: Add ipa-cp flag.
9357 * timevar.def: Add IPCP optimization.
9358 * tree-optimize.c (init_tree_optimization_passes): Schedule
9360 * tree-pass.h (pass_ipa_cp): Declare.
9362 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9364 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9365 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9366 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9367 config/i386/i386.c, config/mips/mips.h,
9368 config/rs6000/rs6000.h, config/sh/sh.c,
9369 config/stormy16/stormy16.c: Fix comment typos.
9371 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9374 * c-typeck.c (build_binary_op): Use common_type wrapper on
9376 (common_type): Update comment.
9378 2005-07-31 Steven Bosscher <stevenb@suse.de>
9381 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9382 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9383 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9385 2005-07-31 Jan Hubicka <jh@suse.cz>
9387 * pretty-print.h (pp_widest_integer): New macro.
9388 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9391 2005-07-31 Jan Hubicka <jh@suse.cz>
9393 * output.h (enum section_category): Export from varasm.c
9394 (categorize_decl_for_section): Likewise.
9395 * varasm.c (enum section_category): Kill.
9396 (categorize_decl_for_section): Make global.
9397 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9399 * i386.c (ix86_section_threshold): New static variable.
9400 (ix86_in_large_data_p, ix86_encode_section_info,
9401 x86_64_elf_unique_section,
9402 x86_64_elf_select_section): New functions.
9403 (TARGET_ENCODE_SECTION_INFO): Define
9404 (override_options): Enable medium model for PIC.
9405 (ix86_expand_prologue): Expand gen_set_got_rex64.
9406 (legitimate_constant_p): Handle new UNSPECs.
9407 (legitimate_pic_address_disp_p): Likewise.
9408 (legitimize_pic_address): Lower MEDIUM model addressing.
9409 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9410 (enum cmodel): Add MEDIUM_PIC.
9411 (SYMBOL_REF_FAR_ADDR_P): New macro.
9412 (SYMBOL_FLAG_FAR_ADDR): New flag.
9413 * i386.md (movdi): Support medium model.
9414 (set_got_rex64): New pattern.
9415 * i386.opt (mlarge-data-threshold): New flag.
9416 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9417 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9418 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9419 TARGET_ASM_UNIQUE_SECTION): New.
9421 * invoke.texi (-mlarge_data_threshold): Document
9423 2005-07-31 Jan Hubicka <jh@suse.cz>
9425 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9426 (coalesce_vars): Likewise.
9427 * tree-ssa-live.c (coalesce_cost): New.
9428 (build_tree_conflict_graph): Use coalesce_cost.
9429 * tree-ssa-live.h (coalesce_cost): Declare.
9431 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9433 * arm.md (all peepholes for post-increment operations): Delete.
9434 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9435 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9436 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9437 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9438 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9440 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9442 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9445 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9448 * doc/invoke.texi: Document -rdynamic.
9450 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9453 * c-parser.c (c_parser_parms_list_declarator): Call
9454 mark_forward_parm_decls.
9455 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9456 decls with visibility structure.
9458 2005-07-30 Paul Brook <paul@codesourcery.com>
9460 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9462 2005-07-30 Paul Brook <paul@codesourcery.com>
9464 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9466 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9468 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9470 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9473 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9474 nested function declarators.
9475 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9476 (grokparms): Call warn_if_shadowing for parameters used within the
9478 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9479 not used within the parameter list.
9480 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9482 2005-07-30 Jan Hubicka <jh@suse.cz>
9484 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9485 * i386.c (ix86_fixup_binary_operands): Likewise.
9486 (ix86_expand_unary_operator): Likewise.
9487 (ix86_expand_fp_absneg_operator): Likewise.
9488 * optabs.c (expand_vec_cond_expr): Validate dest.
9490 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9493 * real.c (real_from_string): Also set last bit if there is a
9494 nonzero hex digit beyond GCC's internal precision after ".".
9496 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9498 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9499 define_constants. Change duplicate values to unassigned numbers.
9500 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9501 (*altivec_vspltsf): New.
9502 (altivec_vperm_v4sf): Delete.
9503 (altivec_vperm_<mode>): Use mode macro V.
9504 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9505 (altivec_predicate_v4sf): Delete.
9506 (altivec_predicate_<mode>): Use mode macro V.
9507 (*altivec_lvesfx): New.
9508 (*altivec_stvesfx): New.
9509 (vec_realign_load_v4sf): Delete.
9510 (vec_realign_load_<mode>): Use mode macro V.
9511 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9514 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9517 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9519 * configure: Regenerated.
9521 2005-07-29 Paul Brook <paul@codesourcery.com>
9523 * doc/install.texi: Add link to GFortran binaries wiki page.
9525 2005-07-29 David Ung <davidu@mips.com>
9527 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9528 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9529 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9530 * config/mips/mips.md (cpu): Add 5kf name.
9531 (includes): Includes 5k.md.
9532 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9533 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9536 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9539 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9540 (cleanup_tree_cfg): ... here.
9541 Call cleanup_tree_cfg_1 until there are no more cleanups to
9544 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9546 * tree-vrp.c (compare_range_with_value): Return true or false
9547 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9548 EQ_EXPR respectively.
9550 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9552 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9555 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9557 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9558 (tree_ssa_dominator_optimize): Increment it.
9559 (dump_dominator_optimization_stats): Print it.
9561 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9562 Steven Bosscher <stevenb@suse.de>
9564 PR rtl-optimization/23117
9565 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9566 when head == tail. Tidy comment.
9568 2005-07-28 Richard Henderson <rth@redhat.com>
9570 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9571 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9572 * jump.c (rtx_renumbered_equal_p): Likewise.
9573 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9574 CONST_INT and CONST_DOUBLE.
9575 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9576 * reload.c (operands_match_p): Special case CONST_INT and
9577 CONST_DOUBLE; check mode earlier.
9579 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9582 * c-typeck.c (convert_for_assignment): Do not check
9583 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9585 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9588 * c-typeck.c (composite_type): Prefer constant size arrays to
9591 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9594 * real.c (real_from_string): Set last bit if there is a nonzero
9595 hex digit beyond GCC's internal precision.
9597 2005-07-28 Richard Henderson <rth@redhat.com>
9600 * cfgcleanup.c (try_forward_edges): Watch out for end of
9603 2005-07-28 James E Wilson <wilson@specifixinc.com>
9606 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9608 2005-07-28 Jan Hubicka <jh@suse.cz>
9610 * Makefile.in (rtl-profile.o): Kill all traces of it.
9611 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9612 * coverage.h (rtl_coverage_counter_ref): Kill.
9613 * opts.c (flag_speculative_prefetching_set): Kill.
9614 (flag_loop_optimize_set): New.
9615 (common_handle_option): Disable loop optimizer when profiling;
9616 do not handle speculative prefetching.
9617 * passes.c (init_optimization_passes): Replace pass_profiling combo
9618 by branch_prob pass.
9619 * profile.c (compute_value_histograms): Update for simplified value
9621 (rtl_register_profile_hooks): Kill.
9622 (pass_profiling): Kill.
9623 (rest_of_handle_branch_prob): Do not profile.
9624 * toplev.c (process_options): Remove speculative prefetching.
9625 * toplev.h (flag_tree_based_profiling): Kill.
9626 * tree-profile.c (prepare_instrumented_value,
9627 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9628 tree_gen_one_value_profiler, do_tree_profiling): Update for
9629 simplified datastructures.
9630 * value-prof.c: Add comment that speculative prefetching was dropped;
9631 update rest of file for simplified datastructures.
9632 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9633 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9634 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9635 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9636 rtl_mod_subtract, gen_speculative_prefetch,
9637 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9638 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9639 (gate_handle_value_profile_transformations,
9640 rest_of_handle_value_profile_transformations,
9641 pass_value_profile_transformations): Kill.
9642 * value-prof.h (histogram_value_t): Remove IL based unions.
9643 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9644 rtl_profile_hooks): Remove hooks.
9646 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9648 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9649 (cgraph_clone_node): Likewise.
9650 * cgraph.h (cgraph_clone_edge): Update prototype.
9651 (cgraph_clone_node): Likewise.
9652 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9654 (lookup_recursive_calls): Consider profile.
9655 (cgraph_decide_recursive_inlining): Fix updating; use new
9656 probability argument; use profile.
9657 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9658 * tree-inline.c (copy_bb): Update clal of clone_edge.
9659 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9661 * invoke.texi (min-inline-recursive-probability): Document.
9663 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9665 * doc/install.texi (Configuration): Update Valgrind homepage.
9667 2005-07-28 Richard Henderson <rth@redhat.com>
9670 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9671 labels we want to delete.
9672 (cfg_layout_merge_blocks): Likewise.
9674 2005-07-28 Richard Henderson <rth@redhat.com>
9677 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9678 when expanding to nothing.
9680 2005-07-28 Josh Conner <jconner@apple.com>
9682 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9683 (cgraph_decide_inlining_of_small_functions): Likewise.
9685 2005-07-28 Josh Conner <jconner@apple.com>
9687 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9688 direction of badness if negative.
9689 (cgraph_default_inline_p): Add reason to parameters, and assign it
9691 (cgraph_decide_inlining_of_small_functions): New parameter in call
9692 to cgraph_default_inline_p.
9693 (cgraph_decide_inlining_incrementally): Likewise.
9694 * cgraphunit.c (decide_is_function_needed): Likewise.
9695 * cgraph.h (cgraph_default_inline_p): Likewise.
9697 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9699 * builtins.c: Fix comment typo(s).
9700 * genautomata.c: Likewise.
9701 * gimplify.c: Likewise.
9702 * tree-dfa.c: Likewise.
9703 * tree-flow-inline.h: Likewise.
9704 * tree-into-ssa.c: Likewise.
9705 * tree-ssa-alias.c: Likewise.
9706 * tree-ssa-ccp.c: Likewise.
9707 * tree-ssa-copy.c: Likewise.
9708 * tree-ssa-dce.c: Likewise.
9709 * tree-ssa-dom.c: Likewise.
9710 * tree-ssa-operands.c: Likewise.
9711 * tree-tailcall.c: Likewise.
9712 * tree-vectorizer.c: Likewise.
9713 * tree-vrp.c: Likewise.
9716 2005-07-28 Jeff Law <law@redhat.com>
9718 * tree-vrp.c (test_for_singularity): Extracted from ...
9719 (simplify_cond_using_ranges): Attempt to simplify a relational
9720 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9722 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9724 PR tree-optimization/22506
9725 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9726 phis whose argument is constant.
9728 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9730 PR rtl-optimization/18992
9731 Back out this patch:
9732 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9733 PR optimization/12142
9734 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9735 uses of the register in the SET_SRC. Remove unnecessary argument.
9737 Replace it with this:
9738 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9739 if flag_non_call_exceptions is set and the insn may trap, pass
9740 pc_rtx as dest for recursion.
9741 In SET_SRC part of SET case, if dest is already set, pass it down
9744 2005-07-28 Jan Hubicka <jh@suse.cz>
9746 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9747 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9748 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9750 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9751 profile when available.
9753 2005-07-28 Jan Beulich <jbeulich@novell.com>
9755 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9756 (ia64_print_operand): Describe and handle 'X'.
9757 (ia64_register_move_cost): Also handle FP_REGS.
9758 (ia64_preferred_reload_class): Likewise.
9759 (ia64_secondary_reload_class): Likewise.
9760 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9761 it. Also check for ITANIUM_CLASS_FLDP.
9762 * config/ia64/ia64.h (FP_REGNO_P): New.
9763 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9764 (reg_class): Add FP_REGS.
9765 (REG_CLASS_NAMES): Adjust for it.
9766 (REG_CLASS_CONTENTS): Likewise.
9767 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9768 (REG_CLASS_FROM_LETTER): Handle 'x'.
9769 (CLASS_MAX_NREGS): Handle FP_REGS.
9770 (MEMORY_MOVE_COST): Likewise.
9771 * config/ia64/ia64.md (itanium_class): Add fldp.
9772 (type): Handle fldp.
9773 (movti_internal): More allowable operand combinations. Use ldfp8 when
9774 splitting unnecessary. Remove predicable attribute. Adjust
9775 itanium_class attribute.
9776 (smuldi3_highpart): Remove outdated comment.
9777 (mulditi3, umulditi3, rotlti3): New expanders.
9778 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9779 (absti2): Disabled new insn for future reference.
9780 Respective new splitters.
9781 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9782 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9783 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9785 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9787 PR rtl-optimization/23047
9788 * simplify-rtx.c (simplify_const_relational_operation): Respect
9789 flag_wrapv for comparisons with ABS.
9791 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9793 PR tree-optimization/22493
9794 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9795 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9797 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9799 * config/frv/frv.opt (moptimize-membar): New.
9801 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9803 * config/frv/frv.h: Remove machine_function definition.
9805 * config/frv/frv.c (struct frv_io): New.
9806 (struct machine_function): Moved from frv.h. Add has_membar_p.
9807 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9808 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9809 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9810 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9811 (frv_reorg): Call frv_optimize_membar when appropriate.
9812 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9813 (frv_expand_builtin): Adjust calls accordingly.
9814 (frv_io_address_cookie): New function.
9815 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9816 load or store rather than a special insn. Add ccnstant address and
9817 io-type operands to the membar.
9818 (frv_ifcvt_modify_tests): Unsign regno.
9819 (frv_ifcvt_modify_tests): Same.
9821 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9822 UNSPEC_OPTIONAL_MEMBAR constant.
9823 (builtin_read_<mode>): Delete.
9824 (builtin_write_<mode>): Delete.
9825 ("optional_membar_<mode>"): Add operand.
9827 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9828 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9829 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9830 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9831 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9832 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9833 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9834 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9835 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9837 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9839 * df.c (df_uses_record): Handle SCRATCH.
9841 2005-07-28 Steven Bosscher <stevenb@suse.de>
9844 * passes.c (rest_of_decl_compilation): If decl is a type and
9845 we have encountered errors, don't emit debug information.
9847 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9849 * params.def: Fixed comment.
9851 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9854 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9855 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9856 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9858 2005-07-27 Steven Bosscher <stevenb@suse.de>
9861 * varasm.c (assemble_start_function): Don't do anything that may
9862 require a CFG if the current function is a thunk.
9864 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9866 * doc/install.texi (Prerequisites): Mention that perl is needed
9867 to do export control in libstdc++ targetting Darwin.
9869 2005-07-27 Steven Bosscher <stevenb@suse.de>
9871 PR rtl-optimization/17808
9872 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9873 (sched_insns_conditions_mutex_p): Split out from...
9874 (add_dependence): ...here. But don't call it from here.
9875 (add_dependence_list): Check sched_insns_conditions_mutex_p
9876 before calling add_dependence.
9877 (add_dependence_list_and_free): Likewise.
9878 (fixup_sched_groups): Likewise.
9879 (sched_analyze_1): Likewise.
9880 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9881 (sched_analyze): Likewise.
9882 (sched_analyze_insn): Likewise.
9883 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9884 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9885 dependencies on all COND_EXEC insns to jumps ending basic blocks
9886 when doing intrablock scheduling.
9887 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9889 2005-07-27 Jeff Law <law@redhat.com>
9891 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9892 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9893 equivalency sets, correctly handle the case were vr0 has an
9894 equivalency set, but vr1 does not.
9896 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9898 PR tree-optimization/23073
9899 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9900 vect_print_dump_info before fprintf.
9902 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9904 PR tree-optimize/22348
9905 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9906 Fold the partial computation.
9908 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9910 PR tree-optimization/22325
9911 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9913 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9915 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9916 (force_var_cost): ... this function.
9917 (compute_phi_arg_on_exit): Export.
9919 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9921 PR tree-optimization/20773
9922 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9925 2005-07-27 Richard Guenther <rguenther@suse.de>
9927 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9928 Avoid pushing again if current struct contains only
9929 fields we decomposed.
9931 2005-07-27 Jan Hubicka <jh@suse.cz>
9933 PR tree-optimization/22574
9934 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9937 * tree-tailcall.c (decrease_profile): New function.
9938 (eliminate_tail_call): Use it.
9940 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9941 visibility flags correctly in whole program mode.
9943 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9945 PR rtl-optimization/22472
9946 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9948 2005-07-26 Steven Bosscher <stevenb@suse.de>
9950 PR tree-optimization/22504
9951 * tree-complex.c (expand_complex_addition): Use 'code' instead
9952 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9954 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9956 * config.gcc (cpu_type): Add frv case.
9957 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9958 (supported_defaults): Add fr550 case.
9960 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9963 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9964 whether a pointer of type T * may point to objects of type T *.
9966 2005-07-26 DJ Delorie <dj@redhat.com>
9968 * configure: Regenerate.
9970 2005-07-26 Dale Johannesen <dalej@apple.com>
9972 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9974 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9976 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9977 Clarify use of "build" in name.
9979 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9981 * doc/extend.texi (Raw read/write Functions): New section.
9982 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9983 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9984 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9985 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9986 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9987 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9988 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9989 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9990 * config/frv/frv.c: Add bdesc_loads global.
9991 Add bdesc_stores global.
9992 (frv_init_builtins): Add support for __builtin_{read/write}*.
9993 (frv_volatile_memref): New.
9994 (frv_expand_load_builtin): New.
9995 (frv_expand_store_builtin): New.
9996 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9997 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9998 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9999 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10000 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10001 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10002 (builtin_read_<mode>): New.
10003 (builtin_write_<mode>): New.
10004 (builtin_write64): New.
10005 (optional_membar_<mode>): New.
10007 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10009 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10010 (rather than units) against HOST_BITS_PER_WIDE_INT.
10012 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10014 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10015 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10016 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10017 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10020 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10021 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10022 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10024 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10026 2005-07-26 Richard Guenther <rguenther@suse.de>
10028 PR tree-optimization/22486
10029 * fold-const.c (fold_unary): Fold away useless component
10030 references of the form (T *)&T.x, if the address
10033 2005-07-25 James E Wilson <wilson@specifixinc.com>
10035 * dwarf2out.c (add_call_src_coords_attributes): New.
10036 (gen_inlined_subroutine_die): Call it.
10037 (maybe_emit_file, init_file_table): Add comments.
10038 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10040 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10041 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10042 * tree.h (BLOCK_SOURCE_LOCATION): New.
10043 (struct tree_block): New field locus.
10045 2005-07-26 Andreas Schwab <schwab@suse.de>
10047 PR rtl-optimization/23043
10048 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10049 when allocating a struct unoccr.
10051 2005-07-25 Richard Henderson <rth@redhat.com>
10054 * tree-complex.c (gate_no_optimization): True if errors.
10055 * Makefile.in (tree-complex.o): Update dependencies.
10057 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10059 * config/frv/predicates.md (integer_register_operand): Use
10060 GPR_AP_OR_PSEUDO_P.
10062 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10065 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10067 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10069 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10071 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10072 types when flag_unsafe_math_optimizations is true.
10074 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10076 * gcc.c (option_map): Add --sysroot.
10077 (process_command): Handle --sysroot.
10078 (display_help): Document it.
10079 * doc/cppopts.tex (-isysroot): Document.
10080 * doc/invoke.texi (--sysroot): Document.
10081 * doc/install.texi (--with-build-sysroot): Document.
10083 * Makefile.in (inhibit_libc): New variable.
10084 (INHIBIT_LIBC_CFLAGS): Likewise.
10085 (LIBGCC2_CFLAGS): Include
10086 $(INHIBIT_LIBC_CFLAGS).
10087 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10088 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10089 ($(T)crtend.o): Likewise.
10090 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10091 ($(T)crtendS.o): Likewise.
10092 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10093 ($(T)crtendT.o): Likewise.
10094 (stmp-fixinc): Do not complain about missing headers if
10096 * configure.ac (inhibit_libc): Set it to true/false.
10097 (--with-build-sysroot): New option. Use it to set
10099 * configure: Regenerated.
10101 2005-07-25 Manfred Hollstein <mh@suse.com>
10103 * calls.c (store_one_arg): Fix unsigned comparison warning.
10105 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10108 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10109 (ggc_print_statistics): Initialize variable before use.
10111 2005-07-25 Richard Guenther <rguenther@suse.de>
10113 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10114 calling with a PHI_NODE argument.
10116 * tree-flow-inline.h (overlap_subvar): Protect against
10119 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10121 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10122 * configure: Regenerate.
10124 2005-07-25 Ira Rosen <irar@il.ibm.com>
10126 * expr.c (highest_pow2_factor): Make extern.
10127 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10128 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10129 record_array_differ_p, array_ptr_differ_p): Likewise.
10130 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10131 additional cases. Call the above functions.
10132 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10133 base_object_differ_p when there are two base objects. Otherwise, compare
10134 base address and offset. Call may_alias_p.
10135 (dump_data_reference): Use a correct field name.
10136 (analyze_array): Make static. Initialize new data-ref fields.
10137 (analyze_indirect_ref): New function.
10138 (init_data_ref): Initialize new data-ref fields.
10139 (strip_conversion): Moved from tree-vect-analyze.c.
10140 (analyze_offset_expr, get_ptr_offset, address_analysis,
10141 object_analysis): Likewise.
10142 (analyze_offset): New function.
10143 (create_data_ref): Likewise.
10144 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10145 dimensions for ARRAY_REFs only.
10146 (build_classic_dist_vector): Make static.
10147 (access_functions_are_affine_or_constant_p): Call macro to get the
10148 address of access functions.
10149 (compute_all_dependences): Add new parameter
10150 compute_self_and_read_read_dependences. Compute self and read-read
10151 dependences if it is true.
10152 (find_data_references_in_loop): Call create_data_ref. Initialize new
10154 (compute_data_dependences_for_loop): Add new parameter
10155 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10156 compute nb_loops. Call compute_all_dependences,
10157 build_classic_dist_vector and build_classic_dir_vector with correct
10159 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10160 with correct parameters. Compare dimensions for ARRAY_REFs only.
10161 (free_data_refs): Call macro to free access functions.
10162 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10163 fields from stmt_vinfo.
10164 (struct base_object_info): New structure.
10165 (struct data_reference): Move fields to base_object_info. Add fields
10166 first_location and object_info for above structures. Move fields from
10167 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10168 aligned_to. Add macros to access the new fields.
10169 Update functions declarations.
10170 * tree-flow.h (is_aliased_with): Declare.
10171 * tree-loop-linear.c (linear_transform_loops): Call
10172 compute_data_dependences_for_loop with correct parameters.
10173 * tree-ssa-alias.c (is_aliased_with): New function.
10174 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10175 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10176 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10177 vect_base_addr_differ_p, compute_subscript_distance and
10178 build_classic_dist_vector. Add printings. Check absolute value of
10180 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10182 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10183 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10184 to bytes. Add printing.
10185 (vect_compute_data_refs_alignment): Go through loads and stores in one
10187 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10188 vect_analyze_data_ref_access): Likewise.
10189 (vect_analyze_pointer_ref_access): Remove.
10190 (vect_address_analysis, vect_object_analysis): Likewise.
10191 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10192 and analyze data-refs in the loop.
10193 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10194 fields of data-ref instead of stmt. Add init to the offset from the
10196 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10197 (vect_update_init_of_dr): Likewise.
10198 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10199 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10201 (new_loop_vec_info): Initialize new fields.
10202 (destroy_loop_vec_info): Free new fields.
10203 (vect_strip_conversion): Remove.
10204 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10205 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10206 datarefs. Add new field ddrs.
10207 Add macros for the new fields access.
10208 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10209 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10210 Remove their macros.
10211 * tree.h (highest_pow2_factor): Declare.
10213 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10215 * calls.c (store_one_arg): Check for sibling call MEM arguments
10216 from already clobbered incoming argument area.
10218 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 * c-common.c (check_missing_format_attribute): New.
10221 * c-common.h (check_missing_format_attribute): Likewise.
10222 * c-typeck.c (convert_for_assignment): Use it.
10224 2005-07-24 Andreas Schwab <schwab@suse.de>
10226 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10227 register use a word move. Correct operand of ext.w in 68000 code.
10229 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10231 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10232 variables as declarations, rather than definitions.
10234 2005-07-24 Ira Rosen <irar@il.ibm.com>
10236 PR tree-optimization/22526
10237 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10240 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10242 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10243 that C99 reserve for future use. Use it to define clog10,
10244 clog10f and clog10l.
10246 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10248 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10249 * configure.ac: Check for -Wmissing-format-attribute.
10251 * configure: Regenerate.
10253 2005-07-23 Richard Henderson <rth@redhat.com>
10255 PR tree-optimization/22623
10256 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10258 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10261 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10263 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10265 * Makefile.in (C_TREE_H): Update dependencies.
10266 * c-tree.h: Include toplev.h.
10267 * diagnostic.h (diagnostic_set_info): Add format attribute.
10268 * rtl-error.c (diagnostic_for_asm): Likewise.
10270 2005-07-23 Chao-ying Fu <fu@mips.com>
10272 * config/mips/mips-dsp.md: New file.
10273 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10274 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10276 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10277 MIPS_BUILTIN_BPOSGE32.
10278 (mips_expand_builtin_direct): Add one parameter to indicate that
10279 builtin functions need to return a value.
10280 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10282 (mips_regno_to_class): Add classes for 12 new DSP registers.
10283 (mips_subword): Change to check four HI registers.
10284 (mips_output_move): Output move to and from 6 new DSP accumulators.
10285 (override_options): Make sure -mdsp and -mips16 are not used together.
10286 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10288 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10290 (print_operand): Add 'q' for printing DSP accumulators.
10291 (mips_cannot_change_mode_class): Check ACC_REGS.
10292 (mips_secondary_reload_class): Check ACC_REGS.
10293 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10294 (mips_register_move_cost): Check ACC_REGS.
10295 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10296 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10297 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10298 (dsp_bdesc): New array.
10299 (bdesc_arrays): Add DSP builtin function table.
10300 (mips_prepare_builtin_arg): Check predicate again after
10302 (mips_expand_builtin): Add one more parameter to
10303 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10304 MIPS_BUILTIN_BPOSGE32.
10305 (mips_init_builtins): Initialize new function types.
10306 (mips_expand_builtin_direct): Check if builtin functions need to
10307 return a value and pass operands properly.
10308 (mips_expand_builtin_bposge): New function.
10309 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10310 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10311 (FIRST_PSEUDO_REGISTER): Increase to 188.
10312 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10313 Update for 12 new DSP registers.
10314 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10315 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10316 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10317 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10318 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10319 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10320 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10321 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10322 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10323 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10324 (REGISTER_NAMES): Add names for 12 new DSP registers.
10325 * config/mips/mips.md: Include mips-dsp.md.
10326 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10327 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10328 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10329 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10330 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10331 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10332 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10333 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10334 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10335 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10336 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10337 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10338 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10339 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10340 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10341 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10342 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10343 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10344 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10345 (UNSPEC_RDDSP): New constants.
10346 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10347 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10349 * config/mips/mips.opt (-mdsp): New option.
10350 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10351 (reg_imm10_operand): New predicates.
10352 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10353 * doc/invoke.texi (-mdsp): Document new option.
10355 2005-07-22 DJ Delorie <dj@redhat.com>
10357 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10359 * tree-inline.c (inlinable_function_p): Likewise.
10361 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10364 * toplev.c (check_global_declarations): Do not mark undefined
10365 variables as DECL_IGNORED_P.
10366 * varasm.c (first_global_object_name): GTY it.
10367 (weak_global_object_name): Likewise.
10368 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10369 a string to go into {weak,first}_global_object_name.
10371 2005-07-22 DJ Delorie <dj@redhat.com>
10373 * c-format.c (check_function_format): Change warning control
10374 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10376 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10378 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10379 &PTR->FLD a dereference of PTR.
10380 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10381 a potential dereference of PTR.
10383 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10385 PR rtl-optimization/20370
10386 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10387 call allocate_reg_info if necessary.
10389 PR rtl-optimization/21848
10390 * calls.c (emit_library_call_value_1): For const functions, add
10391 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10393 PR rtl-optimization/22445
10394 * cselib.c (target.h): Include.
10395 (rtx_equal_for_cselib_p): Allow commutative matches.
10396 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10397 Remove MODE parameter. Changed all callers.
10399 PR rtl-optimization/22258
10400 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10402 (try_combine): Use likely_spilled_retval_p.
10404 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10406 * config.gcc: Add crx-elf support.
10408 * doc/contrib.texi: Mention crx.
10409 * doc/extend.texi: Document crx extensions.
10410 * doc/install.texi: Document crx install.
10411 * doc/invoke.texi: Document crx options.
10412 * doc/md.texi: Document crx constraints.
10414 * config/crx/crx-protos.h: New file.
10415 * config/crx/crx.c: New file.
10416 * config/crx/crx.h: New file.
10417 * config/crx/crx.md: New file.
10418 * config/crx/crx.opt: New file.
10419 * config/crx/t-crx: New file.
10421 2005-07-22 Manfred Hollstein <mh@suse.com>
10423 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10425 (int_add_graph_edge): Likewise.
10426 (collapse_nodes): Likewise.
10427 (process_unification_queue): Likewise.
10429 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10430 Laurent GUERBY <laurent@guerby.net>
10432 PR tree-optimization/22336
10433 * function.c (record_block_change): Check for
10434 cfun->ib_boundaries_block.
10436 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10438 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10439 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10441 2005-07-21 DJ Delorie <dj@redhat.com>
10443 * toplev.c (warn_deprecated_use): Add warning control to warning
10445 * c-typeck.c (parser_build_binary_op): Likewise.
10446 (c_finish_if_stmt): Likewise.
10447 * c-common.c (check_function_sentinel): Likewise.
10448 (check_nonnull_arg): Likewise.
10450 2005-07-21 Richard Henderson <rth@redhat.com>
10453 * tree-complex.c (complex_ssa_name_components): New.
10454 (cvc_lookup): Allow entry not found.
10455 (create_components): Remove.
10456 (create_one_component_var, get_component_var): New.
10457 (get_component_ssa_name, set_component_ssa_name): New.
10458 (extract_component): Use get_component_ssa_name.
10459 (update_complex_components): Use set_component_ssa_name.
10460 (update_complex_components_on_edge): Likewise.
10461 (update_phi_components): Create new PHI nodes directly, instead
10462 of adding insns to edges.
10463 (tree_lower_complex): Allocate and free complex_variable_components
10464 and complex_ssa_name_components here.
10466 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10468 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10469 revert to returning false.
10471 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10474 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10476 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10479 * config/i386/i386.md (cmpxf): Change operand constraints
10480 to "nonmemory_operand".
10482 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10484 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10486 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10488 PR middle-end/21180
10489 * fold-const.c (fold_build1): Add checksum for the operands.
10490 (fold_build2): Likewise.
10491 (fold_build3): Likewise.
10493 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10495 PR middle-end/19055
10496 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10498 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10500 * common.opt (-fforward-propagate): Committed by mistake,
10503 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10505 * reg-stack.c: Fix comment typo(s).
10506 * tree-ssa-operands.c: Likewise.
10507 * tree-vectorizer: Likewise.
10509 2005-07-21 Nick Clifton <nickc@redhat.com>
10511 * config/sh/symbian.c: Replace C++ style line comments with C
10512 style line comments.
10513 (symbian_add_attribute): Do not use a ? operator on the LHS of
10515 (sh_symbian_handle_dll_attribute): Change the type of the
10516 method vector to "VEC(tree,gc)*" and use vector accessor
10517 macros to walk over the elements.
10518 (symbian_export_vtable_and_rtti_p): Likewise.
10519 (symbian_class_needs_attribute_p): Likewise.
10521 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10524 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10525 initialize targetm.resolve_overloaded_builtin here.
10526 (altivec_expand_overloaded_builtin): Make it non-static.
10527 * config/rs6000/rs6000-protos.h
10528 (altivec_expand_overloaded_builtin): New prototype.
10529 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10530 targetm.resolve_overloaded_builtin here.
10531 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10533 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10534 Zdenek Dvorak <dvorakz@suse.cz>
10536 PR tree-optimization/19210
10537 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10539 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10540 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10541 rely on unproven assumptions.
10542 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10543 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10544 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10545 to number_of_iterations_exit.
10546 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10547 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10548 * tree-ssa-loop-niter.c (find_loop_niter,
10549 estimate_numbers_of_iterations_loop): Likewise.
10550 (number_of_iterations_exit): Honor the new options.
10551 * doc/invoke.texi (Wunsafe-loop-optimizations,
10552 funsafe-loop-optimizations): Document them.
10554 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10556 PR rtl-optimization/22167
10557 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10559 2005-07-20 Adam Nemet <anemet@lnxw.com>
10561 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10562 __do_global_dtors_aux longcall.
10564 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10566 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10567 (old_special_pred_table): Don't reference
10568 SPECIAL_MODE_PREDICATES.
10569 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10570 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10571 * config/sh/predicates.h: Don't mention
10572 SPECIAL_MODE_PREDICATES.
10573 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10576 2005-07-20 DJ Delorie <dj@redhat.com>
10578 * config.gcc: Add m32c-elf support.
10580 * doc/contrib.texi: Mention m32c.
10581 * doc/extend.texi: Document m32c extensions.
10582 * doc/install.texi: Mention m32c.
10583 * doc/invoke.texi: Document m32c options.
10584 * doc/md.texi: Document m32c constraints.
10586 * config/m32c/addsub.md: New file.
10587 * config/m32c/bitops.md: New file.
10588 * config/m32c/cond.md: New file.
10589 * config/m32c/jump.md: New file.
10590 * config/m32c/m32c-lib1.S: New file.
10591 * config/m32c/m32c-lib2.c: New file.
10592 * config/m32c/m32c-modes.def: New file.
10593 * config/m32c/m32c-pragma.c: New file.
10594 * config/m32c/m32c-protos.h: New file.
10595 * config/m32c/m32c.abi: New file.
10596 * config/m32c/m32c.c: New file.
10597 * config/m32c/m32c.h: New file.
10598 * config/m32c/m32c.md: New file.
10599 * config/m32c/m32c.opt: New file.
10600 * config/m32c/minmax.md: New file.
10601 * config/m32c/mov.md: New file.
10602 * config/m32c/muldiv.md: New file.
10603 * config/m32c/predicates.md: New file.
10604 * config/m32c/prologue.md: New file.
10605 * config/m32c/shift.md: New file.
10606 * config/m32c/t-m32c: New file.
10608 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10610 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10611 (stack_protect_set, stack_protect_test): New expanders.
10612 (stack_protect_set_si, stack_protect_set_si_media,
10613 stack_protect_set_di_media, stack_protect_test_si,
10614 stack_protect_test_si_media, stack_protect_test_di_media):
10617 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10619 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10621 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10623 * tree.h (tree_expr_nonzero_p): Export.
10624 * fold-const.c (tree_expr_nonzero_p): Likewise.
10625 Return true for CALL_EXPRs that are alloca calls.
10626 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10628 * tree-flow.h (expr_computes_nonzero): Remove.
10629 * tree-vrp.c (expr_computes_nonzero): Remove.
10630 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10631 (extract_range_from_unary_expr): Likewise.
10632 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10633 tree_expr_nonzero_p.
10635 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10637 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10638 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10639 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10640 All callers changed.
10641 (frame_related_constant_load): New arg "related" which controls
10642 setting of RTX_FRAME_RELATED_P. All callers changed.
10643 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10644 (bfin_expand_prologue): Add stack limit checking.
10645 * config/bfin/bfin.md (trapifcc): New pattern.
10647 * config/bfin/bfin.c: Include "langhooks.h".
10648 (def_builtin): Go through lang_hooks to call builtin_function.
10650 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10651 * config/bfin/predicates.md (symbol_ref_operand): New.
10652 (call_insn_operand): Delete. All callers changed to use
10653 register_no_elim_operand.
10654 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10656 (function_arg): Use it to generate the call's operand 2.
10657 (bfin_longcall_p): New function.
10658 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10659 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10660 determine if the address needs to be in a REG.
10661 (bfin_handle_longcall_attribute): New function.
10662 (bfin_attribute_table): Add "longcall" and "shortcall".
10663 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10664 (CUMULATIVE_ARGS): New member call_cookie.
10665 (PREDICATE_CODES): Add symbol_ref_operand.
10666 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10667 extra USE to the pattern.
10668 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10669 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10670 sibcall_value_insn; now the new patterns handle direct calls and the
10671 old ones indirect calls.
10672 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10674 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10676 * doc/trouble.texi: Update section on handling of empty loops.
10678 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10680 * config.gcc: Remove support for sparc-*-openbsd*,
10681 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10683 * config.host: Remove support for i860-*-sysv4* as a host.
10684 * config/i860/*, config/ip2k/*, config/ns32k/*,
10685 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10686 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10687 mention obsolete ports.
10689 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10691 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10692 soft frame pointer.
10693 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10694 of frame_pointer_rtx.
10695 (sh_expand_epilogue): Likewise.
10696 (sh_set_return_address): Likewise.
10697 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10698 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10699 offsets from FRAME_POINTER_REGNUM.
10700 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10701 (sh_register_names): Add initializer for sfp.
10702 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10703 (VALID_REGISTER_P): Likewise.
10704 (FIRST_PSEUDO_REGISTER): Update.
10705 (DWARF_FRAME_REGISTERS): Define.
10706 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10707 (HARD_FRAME_POINTER_REGNUM): Define.
10708 (FRAME_POINTER_REGNUM): Redefine.
10709 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10710 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10711 from FRAME_POINTER_REGNUM.
10712 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10713 FRAME_POINTER_REGNUM.
10714 (REG_CLASS_CONTENTS): Add sfp.
10715 (REG_ALLOC_ORDER): Likewise.
10716 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10717 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10718 of frame_pointer_rtx.
10719 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10721 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10723 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10724 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10725 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10727 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10730 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10732 Make CONSTRUCTOR use VEC to store initializers.
10733 * c-common.c (complete_array_type): Update to cope with VEC in
10735 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10736 (pp_c_constructor_elts): New function.
10737 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10738 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10739 struct constructor_stack, struct initializer_stack,
10740 constructor_elements, push_init_level, pop_init_level,
10741 add_pending_init, find_init_member, output_init_element): Update to
10742 cope with VEC in CONSTRUCTOR_ELTS.
10743 * coverage.c (build_fn_info_value, build_ctr_info_value,
10744 build_gcov_info): Likewise.
10745 * expr.c (categorize_ctor_elements_1, store_constructor,
10746 expand_expr_real_1): Likewise.
10747 * fold-const.c (fold_ternary): Likewise.
10748 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10749 gimplify_init_constructor, gimplify_expr): Likewise.
10750 * tree-dump.c (dequeue_and_dump): Likewise.
10751 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10753 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10755 * tree-sra.c (generate_element_init_1): Likewise.
10756 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10757 * tree-ssa-operands.c (get_expr_operands): Likewise.
10758 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10759 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10760 (get_initial_def_for_reduction): Likewise.
10761 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10762 value handle in annotations.
10763 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10764 tree_node_structure): Add support for constr_kind.
10765 (build_vector_from_ctor, build_constructor_single,
10766 build_constructor_from_list): New functions.
10767 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10768 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10769 Update to cope with VEC in CONSTRUCTOR_ELTS.
10770 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10771 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10772 CONSTRUCTOR_APPEND_ELT): New macros.
10773 (struct constructor_elt, struct tree_constructor): New data types.
10774 (union tree_node): Add tree_constructor field.
10775 * treestruct.def: Define TS_CONSTRUCTOR.
10776 * varasm.c (const_hash_1, compare_constant, copy_constant,
10777 compute_reloc_for_constant, output_addressed_constants,
10778 initializer_constant_valid_p, output_constant,
10779 array_size_for_constructor, output_constructor): Update to cope with
10780 VEC in CONSTRUCTOR_ELTS.
10781 * vec.h (VEC_empty, VEC_copy): New macros.
10783 2005-07-19 Devang Patel <dpatel@apple.com>
10785 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10787 2005-07-19 Richard Henderson <rth@redhat.com>
10790 * gimplify.c (gimplify_expr): Use main variant type for the temp
10791 destination for a discarded volatile read.
10792 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10793 casts between non-void types that change volatility.
10795 2005-07-15 DJ Delorie <dj@redhat.com>
10797 * toplev.h: Add comment about the first parameter for warning().
10798 * errors.h: Likewise.
10800 * c.opt (Wpragmas): New.
10801 * doc/invoke.texi: Document it.
10803 * function.c (do_warn_unused_parameter): Add warning control to
10805 * c-decl.c (warn_if_shadowing): Likewise.
10806 * c-lex.c (cb_def_pragma): Likewise.
10807 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10808 (pop_alignment): Likewise.
10809 (handle_pragma_pack): Likewise.
10810 (apply_pragma_weak): Likewise.
10811 (handle_pragma_weak): Likewise.
10812 (handle_pragma_redefine_extname): Likewise.
10813 (add_to_renaming_pragma_list): Likewise.
10814 (handle_pragma_extern_prefix): Likewise.
10815 (maybe_apply_renaming_pragma): Likewise.
10816 (handle_pragma_visibility): Likewise.
10818 * config/c4x/c4x-c.c (BAD): Likewise.
10819 (c4x_parse_pragma): Likewise.
10820 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10821 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10822 (rs6000_pragma_longcall): Likewise.
10823 * config/v850/v850-c.c (pop_data_area): Likewise.
10824 (ghs_pragma_section): Likewise.
10825 (ghs_pragma_section): Likewise.
10826 (ghs_pragma_interrupt): Likewise.
10827 (ghs_pragma_starttda): Likewise.
10828 (ghs_pragma_startsda): Likewise.
10829 (ghs_pragma_startzda): Likewise.
10830 (ghs_pragma_endtda): Likewise.
10831 (ghs_pragma_endsda): Likewise.
10832 (ghs_pragma_endzda): Likewise.
10834 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10835 Kenneth Zadeck <zadeck@naturalbridge.com>
10837 * Makefile.in: Removed tree-promote-statics.c
10838 * tree-promote-statics.c: Removed.
10839 * common.opt: Removed flag-promote-statics.
10841 * passes.c: Removed tree-promote-statics pass.
10842 * tree-pass.h: Ditto.
10843 * timevar.def: Removed TV_PROMOTE_STATICS.
10846 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10848 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10850 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10852 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10855 * c-common.c (check_function_arguments): Call
10856 'check_function_format' if either -Wformat or
10857 -Wmissing-format-attribute are specified.
10858 * c-format.c (check_function_format): Check -Wformat before
10859 calling 'check_format_info'.
10860 * c-opts.c (c_common_post_options): Don't warn for
10861 -Wmissing-format-attribute without -Wformat.
10862 * c-typeck.c (convert_for_assignment): Detect additional cases for
10863 -Wmissing-format-attribute.
10864 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10867 2005-07-19 Richard Guenther <rguenther@suse.de>
10869 * config/i386/i386.md (lrint<mode>2): Use temporary
10870 instead of clobbering non-existent memory.
10872 2005-07-19 Nick Clifton <nickc@redhat.com>
10874 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10875 statement to avoid displaying ASCII control characters.
10877 2005-07-19 Ben Elliston <bje@au.ibm.com>
10879 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10880 * cfganal.c (find_edge_index): Ditto.
10881 * combine.c (combine_instructions): Ditto.
10882 * ddg.c (create_scc): Ditto.
10883 (find_successors): Ditto.
10884 (find_predecessors): Ditto.
10885 (find_nodes_on_paths): Ditto.
10886 (longest_simple_path): Ditto.
10887 * flow.c (update_life_info): Ditto.
10888 (count_or_remove_death_notes): Ditto.
10889 (clear_log_links): Ditto.
10890 * modulo-sched.c (generate_reg_moves): Ditto.
10891 (find_max_asap): Ditto.
10892 (find_max_hv_min_mob): Ditto.
10893 (find_max_dv_min_mob): Ditto.
10894 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10895 * sched-rgn.c (extract_edgelst): Ditto.
10896 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10897 (dump_update_ssa): Ditto.
10898 (ssa_names_to_replace) Ditto.
10899 (switch_virtuals_to_full_rewrite): Ditto.
10900 (update_ssa): Ditto.
10901 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10903 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10905 Fix PR tree-optimization/22483
10907 * tree-complex.c (create_components): Use
10908 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10909 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10910 * tree-flow.h (safe_referenced_var_iterator): New structure.
10911 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10912 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10913 safe_referenced_var iterator.
10914 (add_type_alias): Ditto.
10916 2005-07-19 Steven Bosscher <stevenb@suse.de>
10918 * loop-init.c (rest_of_handle_loop2): Remove.
10919 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10920 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10921 (pass_rtl_loop_init, pass_rtl_loop_done,
10922 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10923 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10924 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10925 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10926 pass_tree_loop_done, and pass_tree_unswitch.
10927 (gate_loop): Rename to gate_tree_loop.
10928 * passes.c (init_optimization_passes): Update for renamed tree
10929 loop passes. Add the new loop2 passes as subpasses of loop2.
10930 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10931 Update for the renamed tree loop passes.
10933 2005-07-18 Ian Lance Taylor <ian@airs.com>
10935 PR middle-end/22057
10936 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10937 blocks when optimizing.
10939 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10941 * common.opt (frename-registers): Initialize to 2.
10943 (fgcse-after-reload): Ditto.
10944 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10945 (process_options): Only change flag_web, flag_rename_registers,
10946 and flag_rerun_cse_after_loop if not explicitly set by user.
10948 2005-07-18 Jan Beulich <jbeulich@novell.com>
10950 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10951 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10952 in 64-bit mode the same as DImode in 32-bit mode.
10953 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10954 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10955 mode. Add new mode parameter.
10956 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10957 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10958 x86_64_shift_adj): New expanders.
10959 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10960 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10962 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10963 DImode shift splitters.
10964 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10965 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10968 2005-07-18 Jan Beulich <jbeulich@novell.com>
10970 * i386.md (movdi_extzv_1): New.
10971 (zero_extendhidi2): Combine alternatives and never force use of
10973 (zero_extendqidi2): Likewise. Don't restrict input selection.
10975 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10977 Fix PR tree-optimization/22531
10978 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10981 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10983 * tree-promote-statics.c (pass_promote_statics): Change dump file
10986 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10988 * tree-optimize.c (init_tree_optimization_passes): Add
10989 pass_eliminate_useless_stores pass.
10990 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10991 * tree-ssa-pre.c (is_copy_stmt): New function.
10992 (follow_copies_till_vuse): Ditto.
10993 (do_eustores): Ditto.
10994 (gate_eustores): Ditto.
10996 2005-07-16 Richard Henderson <rth@redhat.com>
10998 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11000 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11001 Kenneth Zadeck <zadeck@naturalbridge.com>
11003 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11004 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11005 ipa-type-escape.h, tree-promote-statics.c
11006 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11007 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11008 tree-promote-statics.c: new files.
11009 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11010 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11011 int nonlocal_set_p, mark_constant_function): Deleted.
11012 (rest_of_handle_cfg): Removed call to mark_constant_function.
11013 (nonoverlapping_component_refs_p): Added calls to support
11014 type based aliasing.
11015 * tree-ssa-alias.c (may_alias_p,
11016 compute_flow_insensitive_aliasing): Ditto.
11017 * calls.c (flags_from_decl_or_type): Removed reference to
11019 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11020 too many arguments. This is necessary for Spec 2000.
11021 * cgraph.h (const_function, pure_function): Removed.
11022 * common.opt: Added "fipa-pure-const", "fipa-reference",
11023 "fipa-type-escape", and "ftree-promote-static".
11025 * passes.c: Added ipa and tree-promote-statics passes.
11026 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11027 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11028 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11029 * tree-flow.h: Added exposed sra calls and addition of
11030 reference_vars_info field for FUNCTION_DECLS.
11031 * tree-pass.h: Added passes.
11032 * tree-sra.c: (sra_init_cache): New function.
11033 (sra_insert_before, sra_insert_after) Made public.
11034 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11036 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11037 aliasing. (may_alias_p): Added code to use type escape analysis to
11038 improve alias sets.
11039 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11040 code to prune clobbers of static variables based on information
11041 produced in ipa-reference pass. Changed call clobbering so that
11042 statics are not marked as clobbered if the call does not clobber
11045 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11047 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11050 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11052 * doc/install.texi (*-*-solaris2*): Document recommended version
11053 of GNU binutils and mention GNU linker problem on Solaris 10.
11055 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11058 * c-decl.c (c_build_bitfield_integer_type): New function.
11059 (finish_struct): Call it.
11060 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11062 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11064 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11067 2005-07-16 Jan Hubicka <jh@suse.cz>
11069 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11070 (scale_bbs_frequencies_int): Watch roundoff errors.
11071 * predict.c (return_prediction): Initialize return_stmt.
11073 2005-07-16 Jan Hubicka <jh@suse.cz>
11075 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11076 after RTL profiling.
11078 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11080 PR middle-end/22398
11081 * fold-const.c (build_range_check): Convert high/low to etype
11082 if we are only comparing against exp.
11084 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11086 Fix PR tree-optimization/22376
11087 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11089 (need_to_solve): New function.
11090 (compute_points_to_sets): Use it.
11092 2005-07-15 Jan Hubicka <jh@suse.cz>
11094 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11095 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11097 2005-07-15 Richard Guenther <rguenther@suse.de>
11099 * c-common.c (handle_flatten_attribute): New function.
11100 Add flatten function attribute.
11101 * doc/extend.texi: Document flatten function attribute.
11102 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11103 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11105 (cgraph_decide_inlining): Handle functions with flatten
11108 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11110 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11111 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11112 UNSPEC_XCHG, UNSPEC_AND): New.
11113 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11114 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11115 * config/rs6000/sync.md (FETCHOP): New code macro.
11116 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11118 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11119 (sync_compare_and_swap<mode>): Same.
11120 (sync_lock_test_and_set<mode>): Same.
11121 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11122 for QImode and HImode, and not PPC405.
11123 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11124 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11125 (sync_<fetchop>{si,di}_internal): New.
11126 (sync_nand{si,di}_internal): New.
11127 (sync_old_<fetchop>{si,di}_internal): New.
11128 (sync_old_nand{si,di}_internal): New
11129 (sync_new_<fetchop>{si,di}_internal): New.
11130 (sync_new_nand{si,di}_internal): New.
11131 (atomic_and{si,di}): New.
11132 (sync_new_nand{si,di}_internal): New.
11133 (atomic_and{si,di}): New.
11134 (sync_add<mode>_internal): Delete.
11135 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11136 (sync_sub<mode>_internal): Delte.
11137 (sync_subshort_internal): New.
11138 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11139 (sync_anddi_internal): Delete.
11140 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11141 (sync_booldi_internal): Delete.
11142 (sync_boolc<mode>_internal): Delete.
11143 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11144 (sync_boolc<mode>_internal2): Delete.
11145 (sync_boolcc<mode>_internal): Delete.
11146 (isync, lwsync): Use unspec instead of unspec_volatile.
11147 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11148 Revert UNSPEC_VOLATILE.
11149 (rs6000_split_atomic_op): New.
11150 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11152 2005-07-14 Eric Christopher <echristo@redhat.com>
11154 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11155 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11157 2005-07-14 Eric Christopher <echristo@redhat.com>
11159 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11161 2005-07-14 Steven Bosscher <stevenb@suse.de>
11163 PR tree-optimization/22230
11164 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11165 the computation of the four cross productions for "range op range".
11167 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11168 Ulrich Weigand <uweigand@de.ibm.com>
11171 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11174 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11176 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11178 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11180 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11182 2005-07-14 Richard Guenther <rguenther@suse.de>
11184 PR middle-end/22347
11185 * config/i386/i386-protos.h (ix86_function_value): Change
11186 prototype to match new target hook.
11187 * config/i386/i386.c (ix86_value_regno): Change prototype
11188 to take extra type argument.
11189 (TARGET_FUNCTION_VALUE): Define.
11190 (ix86_function_ok_for_sibcall): Pass extra argument to
11191 ix86_value_regno, check return slot rtx for exact match.
11192 (ix86_function_value): Take extra parameter. Dispatch to
11193 ix86_value_regno with fndecl/fntype as provided.
11194 (ix86_value_regno): Handle extra type argument.
11195 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11197 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11198 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11199 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11200 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11201 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11203 2005-07-14 Richard Guenther <rguenther@suse.de>
11205 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11206 * calls.c (expand_call): Pass fntype to hard_function_value.
11207 (emit_library_call_value_1): Likewise.
11208 * explow.c: Include target.h.
11209 (hard_function_value): Take extra argument, the fntype.
11210 Use new target hook for function_value.
11211 * expr.h (hard_function_value): Change prototype.
11212 * function.c (aggregate_value_p): Pass 0 as fntype to
11213 hard_function_value.
11214 (assign_parms): Use new target hook for function_value.
11215 Pass 0 as fntype to hard_function_value.
11216 (expand_function_end): Likewise.
11217 * reg-stack.c: Include target.h.
11218 (stack_result): Use new target hook for function_value.
11219 * target-def.h: New target hook function_value.
11220 * target.h: Likewise.
11221 * targhooks.c (default_function_value): New function.
11222 * targhooks.h (default_function_value): Declare.
11224 2005-07-13 Ian Lance Taylor <ian@airs.com>
11226 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11228 2005-07-14 Jan Hubicka <jh@suse.cz>
11230 * tree-dfa.c (dump_variable): Use default_def function.
11231 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11232 * tree-ssa.c (verify_use): Likewise.
11233 * tree-ssanames.c (release_ssa_name): Likewise.
11234 * tree-tailcall.c (eliminate_tail_call): Likewise.
11235 (tree_optimize_tail_calls_1): Likewise.
11236 * tree-vrp.c (get_value_range): Likewise.
11238 2005-07-14 Ben Elliston <bje@au.ibm.com>
11240 * gcc.c (main): Compare language[0] with '*' when iterating over
11243 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11245 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11246 "s390_emit_compare". Add handling of CCZ1mode.
11247 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11248 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11250 (s390_branch_condition_mask): Add CCZ1mode handling.
11251 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11252 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11253 Use CCZ1mode instead of CCZmode.
11254 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11256 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11258 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11260 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11262 2005-07-13 Eric Christopher <echristo@redhat.com>
11264 * config/mips/mips.c (mips_canonicalize_comparison): New.
11265 (mips_emit_int_relational): Use.
11267 2005-07-13 Eric Christopher <echristo@redhat.com>
11269 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11270 static extra parts.
11271 * config/s390/s390.md: Include tpf.md. Move tpf specific
11273 * config/s390/tpf.md: To here.
11274 * config/s390/s390.opt: Move tpf specific options...
11275 * config/s390/tpf.opt: to here. Add mmain option.
11276 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11277 * config/s390/tpf.h: Rewrite.
11279 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11281 * doc/tm.texi: Remove @xref{Cross-profiling}.
11283 2005-07-13 Jeff Law <law@redhat.com>
11285 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11286 expressions, test their _DECL operands for pointer equality rather
11287 than using operand_equal_p.
11289 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11291 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11292 (TARGET_POSIX_IO): This.
11293 * config/darwin.h: Likewise.
11294 * config/freebsd.h: Likewise.
11295 * config/linux.h: Likewise.
11296 * config/lynx.h: Likewise.
11297 * config/netbsd.h: Likewise.
11298 * config/rs6000/linux64.h: Likewise.
11299 * config/rs6000/linux.h: Likewise.
11300 * config/s390/tpf.h: Likewise.
11301 * config/sh/embed-elf.h: Likewise.
11302 * config/sparc/linux64.h: Likewise.
11303 * config/sparc/linux.h: Likewise.
11304 * config/svr4.h: Likewise.
11305 * gcov-io.h: Likewise.
11307 * doc/tm.texi: Updated.
11309 * libgcov.c (create_file_directory): Defined only if
11310 TARGET_POSIX_IO is defined.
11311 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11314 2005-07-13 Jan Hubicka <jh@suse.cz>
11316 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11318 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11320 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11321 structure as argument.
11323 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11325 PR tree-optimization/21921
11326 * tree-iterator.c (tsi_link_before): Support the case when
11327 tsi_end_p (tsi) == true.
11329 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11331 PR tree-optimization/22442
11332 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11335 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11337 PR rtl-optimization/20376
11338 * toplev.c (process_options): Enable -fweb and -frename-registers when
11340 * doc/invoke.texi: Update the information about when -fweb and
11341 -frename-registers are enabled.
11343 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11346 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11347 if *rhs_p is not a SSA_NAME.
11349 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11351 Fix PR tree-optimization/22422
11352 * tree-ssa-structalias.c (struct variable_info): Add flag for
11354 (get_varinfo): Now a static function.
11355 (new_varinfo): init has_union and is_special_var to false.
11356 (solution_set_add): Check has_union.
11357 (do_da_constraint): Move temporary variable so it gets reset
11359 Also check for special variable.
11360 (do_ds_constraint): Ditto.
11361 (do_sd_constraint): Ditto.
11362 (do_structure_copy): Check for special variable.
11363 (find_func_aliases): Ditto.
11364 (init_base_vars): Set special vars properly.
11366 2005-07-13 Jan Hubicka <jh@suse.cz>
11368 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11371 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11372 (get_expr_operands): Fix thinko wrt flags and subvars.
11374 PR tree-optimize/22379
11375 * tree-inline.c (expand_call_inline): Do not output sorry in early
11378 2005-07-12 Dale Johannesen <dalej@apple.com>
11380 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11382 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11385 * host-linux.h: Include limits.h.
11387 2005-07-12 Dale Johannesen <dalej@apple.com>
11389 * expr.c (compress_float_constant): Add cost check.
11390 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11392 2005-07-12 Dale Johannesen <dalej@apple.com>
11394 * gcc.target/i386/compress-float-sse.c: New.
11395 * gcc.target/i386/compress-float-sse-pic.c: New.
11396 * gcc.target/i386/compress-float-387.c: New.
11397 * gcc.target/i386/compress-float-387-pic.c: New.
11398 * gcc.dg/compress-float-ppc.c: New.
11399 * gcc.dg/compress-float-ppc-pic.c: New.
11401 2005-07-12 Eric Christopher <echristo@redhat.com>
11403 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11404 static extra parts.
11405 * config/s390/s390.md: Include tpf.md. Move tpf specific
11407 * config/s390/tpf.md: To here.
11408 * config/s390/s390.opt: Move tpf specific options...
11409 * config/s390/tpf.opt: to here. Add mmain option.
11410 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11411 * config/s390/tpf.h: Rewrite.
11413 2005-07-12 Eric Christopher <echristo@redhat.com>
11415 * gcc.c (struct infile): Update comment for language.
11416 (main): Rewrite input file resetting code.
11418 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11421 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11422 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11423 (lookup_avail_expr): Use constant_boolean_node instead
11424 of boolean_false_node/boolean_true_node.
11426 2005-07-12 Ben Elliston <bje@au.ibm.com>
11428 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11429 and use it when printing num_edges.
11431 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11433 * doc/extend.texi (Blackfin Built-in Functions): New section.
11434 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11437 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11439 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11440 s/cmpstrsi/cmpstrnsi
11441 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11443 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11444 (init_optabs): Initialize cmpstrn_optab.
11445 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11446 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11447 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11448 * config/i386/i386.md: s/cmpstr/cmpstrn
11449 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11450 * doc/md.texi: Update documentation.
11452 2005-07-11 Richard Henderson <rth@redhat.com>
11454 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11455 build_va_arg_indirect_ref.
11456 (alpha_gimplify_va_arg): Likewise.
11457 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11458 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11459 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11460 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11461 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11462 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11464 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11466 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11468 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11469 * passes.c (init_optimization_passes): Add pass_empty_loop.
11470 * tree-pass.h (pass_empty_loop): Declare.
11471 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11472 try_remove_empty_loop, remove_empty_loops): New functions.
11473 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11474 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11476 2005-07-12 Peter Barada <peter@the-baradas.com>
11478 PR middle-end/16719
11479 PR middle-end/18421
11480 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11481 in address registers.
11482 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11483 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11484 alternative of addsi3_5200.
11486 2005-07-11 Ian Lance Taylor <ian@airs.com>
11488 * config/mips/mips.md (ffs<mode>2): Remove.
11490 2005-07-11 Ian Lance Taylor <ian@airs.com>
11492 * doc/tree-ssa.texi (Cleanups): Improve description of
11494 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11496 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11498 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11499 * tree.h (DECL_ARGUMENT_FLD): New macro.
11501 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11503 Fix PR tree-optimization/22404
11505 * tree-ssa-structalias.c (create_variable_info_for): Use
11508 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11510 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11511 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11512 for second comparison operand.
11513 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11515 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11516 (define_insn_reservation "alu"): Likewise.
11517 (csync, ssync): Now of type sync.
11518 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11519 -mcsync-anomaly -mspecld-anomaly.
11520 * config/bfin/bfin.opt (mcsync): Remove.
11521 (mcsync-anomaly, mspecld-anomaly): Add.
11522 * config/bfin/bfin.c: Include "insn-codes.h".
11523 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11524 (TARGET_DEFAULT_TARGET_FLAGS): New.
11525 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11527 2005-07-11 Steven Bosscher <stevenb@suse.de>
11529 * basic-block.h: Give the BB flags enum a name, bb_flags.
11530 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11531 * cfgcleanup.c (enum bb_flags): Remove here.
11532 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11533 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11534 (update_forwarder_flag): Likewise.
11535 (thread_jump): Likewise.
11536 (try_forward_edges): Likewise.
11537 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11538 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11539 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11541 2005-07-11 Richard Guenther <rguenther@suse.de>
11543 * config/i386/i386.opt: New target option -msseregparm.
11544 * config/i386/i386.c (override_options): Error out for
11545 -msseregparm but no SSE support.
11546 (ix86_function_sseregparm): Check for global sseregparm.
11547 * doc/invoke.texi: Document -msseregparm.
11549 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11551 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11552 (m32rle-*-linux*): Ditto.
11554 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11556 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11557 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11560 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11562 PR middle-end/22239
11564 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11565 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11567 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11569 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11570 (varmap): Heapify varmap.
11571 (constraints): Heapify constraints.
11572 (struct constraint_graph): Heapify succs and preds.
11573 (constraint_vec_find): Update for heapification.
11574 (constraint_set_union): Ditto.
11575 (insert_into_complex): Ditto.
11576 (constraint_edge_vec_find): Ditto.
11577 (erase_graph_self_edge): Ditto.
11578 (add_graph_edge): Ditto.
11579 (get_graph_weights): Ditto.
11580 (merge_graph_nodes): Ditto.
11581 (build_constraint_graph): Ditto.
11582 (topo_visit): Ditto.
11583 (solve_graph): Ditto.
11584 (create_variable_info_for): Ditto.
11585 (init_base_vars): Ditto.
11586 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11587 (condese_varmap_nodes): Free complex vector.
11588 (clear_edges_for_node): Clear succs and preds vector.
11590 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11592 * tree-ssa-structalias.c (update_alias_info): Change counting of
11593 references to not include vdefs.
11595 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11597 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11598 (up_insert): Ditto.
11600 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11602 * pa.c (pa_commutative_p): Make PLUS commutative when
11603 TARGET_NO_SPACE_REGS is true.
11605 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11607 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11608 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11609 * tree-dfa.c (dump_subvars_for): New.
11610 (debug_subvars_for): New.
11611 (dump_variable): Show subvariables if VAR has them.
11612 * tree-flow-inline.h (get_subvar_at): New.
11613 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11614 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11616 (struct subvar): Change fields offset and size to unsigned
11618 (dump_subvars_for): Declare.
11619 (debug_subvars_for): Declare.
11620 (get_subvar_at): Declare.
11621 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11622 to unsigned HOST_WIDE_INT *.
11623 (overlap_subvar): Likewise.
11624 * tree-gimple.c (is_gimple_reg): Always return false for
11625 SFTs and memory tags.
11626 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11627 Update all callers.
11628 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11629 (compute_may_aliases): Call compute_points_to_sets.
11630 (collect_points_to_info_for): Remove.
11631 (compute_points_to_and_addr_escape): Remove.
11632 (delete_alias_info): Call delete_points_to_sets.
11633 (compute_flow_sensitive_aliasing): If the call to
11634 find_what_p_points_to returns false, call set_pt_anything.
11635 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11636 (set_pt_anything): Clear pi->pt_vars.
11637 (set_pt_malloc): Remove.
11638 (merge_pointed_to_info): Remove.
11639 (add_pointed_to_expr): Remove.
11640 (add_pointed_to_var): Remove.
11641 (collect_points_to_info_r): Remove.
11642 (is_escape_site): Make extern.
11644 (create_overlap_variables_for): Call it.
11645 * tree-ssa-copy.c (merge_alias_info): Never merge
11646 flow-sensitive alias information.
11647 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11648 offset and size to be unsigned HOST_WIDE_INT.
11649 (add_to_addressable_set): Rename from note_addressable.
11650 Set TREE_ADDRESSABLE as the variables are added to the set.
11652 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11653 operands into VUSEs when adding V_MAY_DEFs for members in an
11655 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11656 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11657 (struct variable_info): Add bitfield is_heap_var.
11658 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11659 (new_var_info): Initialize is_heap_var.
11660 (get_constraint_for): Add HEAP variables to the symbol table.
11661 Mark them with is_heap_var.
11662 (update_alias_info): New. Taken mostly from the old
11663 compute_points_to_and_addr_escape.
11664 (handle_ptr_arith): New.
11665 (find_func_aliases): Call update_alias_info.
11666 Call handle_ptr_info for tcc_binary expressions.
11667 Call mark_stmt_modified.
11668 (create_variable_info_for): If DECL has subvars, do not create
11669 variables for its subvars. Always add all the fields.
11670 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11671 SFTs, then add all the SFTs of the structure.
11672 If VI->DECL is an aggregate with subvariables, add the SFT at
11674 (find_what_p_points_to): If VI is an artificial variable,
11675 translate to bitfields in SSA_NAME_PTR_INFO.
11676 If the solution is empty, set pi->pt_vars to NULL
11677 (init_base_vars): Create ANYOFFSET.
11678 (compute_points_to_sets): Rename from create_alias_vars.
11680 (pass_build_pta): Remove.
11681 (delete_points_to_sets): Rename from delete_alias_vars.
11682 (pass_del_pta): Remove.
11683 * tree-ssa-structalias.h (struct alias_info): Move from
11685 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11686 NUM_REFERENCES_SET): Likewise.
11687 (compute_points_to_sets, delete_points_to_sets): Declare.
11689 2005-07-09 Richard Henderson <rth@redhat.com>
11691 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11692 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11693 alpha_split_lock_test_and_set_12): New functions.
11694 * config/alpha/alpha-protos.h: Update.
11695 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11696 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11697 * config/alpha/sync.md (I12MODE): New.
11698 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11699 (sync_<fetchop_name><I48MODE>): Likewise.
11700 (sync_nand<I48MODE>): Likewise.
11701 (sync_old_<fetchop_name><I48MODE>): Likewise.
11702 (sync_new_<fetchop_name><I48MODE>): Likewise.
11703 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11704 (sync_compare_and_swap<I48MODE>): Likewise.
11705 (sync_lock_test_and_set<I48MODE>): Likewise.
11706 (sync_compare_and_swap<I12MODE>): New.
11707 (sync_compare_and_swap<I12MODE>_1): New.
11708 (sync_lock_test_and_set<I12MODE>): New.
11709 (sync_lock_test_and_set<I12MODE>_1): New.
11711 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11715 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11717 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11719 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11720 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11722 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11725 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11727 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11729 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11730 memory_operand constraint.
11731 (store_conditional_<mode>): Same.
11732 (sync_compare_and_swap<mode>): Same.
11733 (sync_lock_test_and_set<mode>): Same.
11735 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11737 Rewrite PIC support to more closely model actual instructions.
11738 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11739 (cris_symbol): Remove prototypes for removed functions.
11740 (cris_pic_symbol_type_of, cris_valid_pic_const)
11741 (cris_expand_pic_call_address): Prototypes for new functions.
11742 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11744 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11746 <case ':'>: Add case for new punctuation character.
11747 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11748 emitting (extra) PIC modifier.
11749 <case UNSPEC>: Do not assert for PLT.
11750 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11751 (cris_expand_prologue, cris_expand_epilogue): Check
11752 for pic_offset_table_rtx usage instead of taking
11753 current_function_uses_pic_offset_table as the final word.
11754 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11755 Remove flag_pic difference.
11756 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11757 the moral equivalents of...
11758 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11760 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11761 (cris_handle_option): Mark ARG as unused.
11762 (cris_expand_pic_call_address): New worker function for "call",
11764 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11765 output PIC constructs here.
11766 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11767 as symbol-specific modifers, not whole or part of operands.
11768 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11769 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11770 constants and flag_pic.
11771 (CONSTANT_INDEX_P): Adjust for new functions.
11772 (enum cris_pic_symbol_type): New helper type.
11773 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11774 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11775 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11777 ("movsi"): Emit actual instructions for GOT and relative access.
11778 ("*movsi_got_load"): New pattern to set up the register holding
11780 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11781 Adjust FIXME for 'S'.
11782 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11783 Use "movs" for -fpic cases.
11784 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11785 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11786 ("call", "call_value"): Just call cris_expand_pic_call_address for
11788 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11789 Remove special pattern.
11790 ("*expanded_call_side", "*expanded_call_value_side"): New
11792 (gotplt-to-plt, gotplt-to-plt-side-call)
11793 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11795 * config/cris/cris/predicates.md
11796 ("cris_general_operand_or_gotless_symbol"): Remove unused
11798 ("cris_general_operand_or_symbol"): Adjust for new functions.
11800 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11802 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11804 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11806 * Makefile.in (TREE_H): Add treestruct.def.
11807 (c-decl.o): Add pointer-set.h
11808 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11809 visibility on regular DECL's.
11810 (merge_decls): Fix the copying of decl nodes of various types for
11811 the new structures. Don't update RTL, section name, weak status,
11812 etc, on DECL's without RTL.
11813 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11814 Don't check volatile on non-variable types.
11815 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11816 to check whether we have seen arguments.
11817 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11818 flag is checked before field (flag is common, field is not).
11819 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11820 TS_DECL_COMMON could have an origin.
11821 (add_location_or_const_value_attribute): Don't check section name
11822 on non-var/function decls.
11823 (dwarf2out_var_location): Reverse order of tests.
11824 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11825 with DECL_WRTL_CHECK.
11826 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11827 * fold-const.c (fold_binary): Don't check weakness on
11828 non-var/function decls.
11829 (tree_expr_nonzero_p): Ditto.
11830 (fold_checksum_tree): Use tree_decl_extra as sizeof
11832 * ggc-page.c (extra_order_size_table): Add sizes for
11833 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11835 * gimplify.c (gimplify_bind_expr): Only set
11836 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11837 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11839 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11840 * langhooks.h (init_ts). New langhook.
11841 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11842 * print-tree.c (print_node): Update to only print fields that
11843 exist in the structures the passed decl has.
11844 * toplev.c (wrapup_global_declarations): Don't reset
11845 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11846 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11847 * tree-inline.c (remap_decl): Ditto.
11848 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11849 * tree-pretty-print.c (print_declaration): Don't print
11850 DECL_REGISTER on things that don't contain it.
11851 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11852 non-var/function decls.
11853 * tree.c (tree_contains_struct): New structure.
11854 (init_priority_for_decl): New hashtable.
11855 (tree_int_map): New structure.
11856 (tree_int_map_eq): New function.
11857 (tree_int_map_marked_p): Ditto.
11858 (tree_int_map_hash): Ditto.
11859 (tree_map): Move to tree.h.
11860 (tree_map_eq): Externalize.
11861 (tree_map_hash): Ditto.
11862 (tree_map_marked_p): Ditto.
11863 (init_ttree): Set up tree_contains_struct and call langhook.
11864 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11865 (tree_code_size): Update for new structures.
11866 (tree_node_structure): Update for new structures.
11867 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11869 (copy_node_stat): Copy init priority.
11870 (build_decl_stat): Ditto for visibility.
11871 (ts_enum_names): New.
11872 (tree_contains_struct_check_failed): New function.
11873 (decl_init_priority_lookup): Ditto.
11874 (decl_init_priority_insert): Ditto.
11875 * treestruct.def: New file.
11876 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11877 (CONTAINS_STRUCT_CHECK): Ditto.
11878 (tree_contains_struct_check_failed): New prototype.
11879 (DECL_CHECK): Removed.
11880 (DECL_MINIMAL_CHECK): New.
11881 (DECL_COMMON_CHECK): Ditto.
11882 (DECL_WRTL_CHECK): Ditto.
11883 (DECL_NON_COMMON_CHECK): Ditto.
11884 (DECL_WITH_VIS_CHECK): Ditto.
11885 (VAR_OR_FUNCTION_DECL_P): Ditto
11886 (struct tree_decl_minimal): New structure.
11887 (struct tree_decl_common): Ditto.
11888 (struct tree_decl_with_rtl): Ditto.
11889 (struct tree_decl_with_vis): Ditto.
11890 (struct tree_decl_non_common): Ditto.
11891 (struct tree_field_decl): Ditto.
11892 (struct tree_parm_decl): Ditto.
11893 (struct tree_var_decl): Ditto.
11894 (struct tree_function_decl): Ditto.
11895 (struct tree_const_decl): Ditto.
11896 (struct tree_result_decl): Ditto.
11897 (union tree_node): Add new structures.
11898 * var-tracking.c (track_expr_p): Reverse order of tests.
11900 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11902 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11904 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11905 * system.h: Poison FINALIZE_PIC.
11906 * doc/tm.texi (FINALIZE_PIC): Remove.
11908 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11911 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11912 to the correct type if we have a MODIFY_EXPR.
11914 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11916 PR tree-optimization/22360
11917 * tree.c (upper_bound_in_type): Fix calculations for casting
11918 to a non-wider signed type and casting a signed value to a
11919 wider unsigned type.
11920 (lower_bound_in_type): Fix calculations for casting to a
11921 non-wider signed type.
11923 PR tree-optimization/20139
11924 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11926 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11927 fold_cond_expr_cond.
11928 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11929 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11931 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11934 * tree-complex.c (expand_complex_libcall): Produce
11935 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11937 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11939 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11940 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11941 b" assert and inserted fastpath code for this case.
11942 (bitmap_ior): Removed "a != b" assert.
11944 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11946 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11947 (ENDFILE_SPEC): Likewise.
11948 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11950 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11951 a large stack frame at epilogue.
11953 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11955 * final.c: Include sdbout.h when required.
11957 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11959 * config.gcc (*-*-darwin*): Only one target-specific header file
11960 for generic darwin.
11961 (powerpc-*-darwin*): Add version-specific header files.
11962 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11963 * config.in: Regenerate.
11964 * configure: Regenerate.
11965 * gcc.c: Include xregex.h.
11966 (version_compare_spec_function): New.
11967 (spec_function): Add version-compare.
11968 (replace_outfile_spec_function): Reformat comment.
11969 (compare_version_strings): New.
11970 * config/darwin-c.c (version_as_macro): New.
11971 (builtin_define): New.
11972 (darwin_cpp_builtins): New.
11973 * config/darwin-protos.h (darwin_cpp_builtins): New.
11974 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11975 (LIB_SPEC): Make unconditional, update comment.
11976 (TARGET_C99_FUNCTIONS): Define.
11977 * config/darwin.opt: Sort.
11978 (mmacosx-version-min=): New.
11979 * config/darwin7.h: Delete.
11980 * config/darwin8.h: Delete.
11981 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11982 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11983 (TARGET_C99_FUNCTIONS): Define.
11984 * config/rs6000/darwin7.h: New.
11985 * config/rs6000/darwin8.h: New.
11986 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11987 (-mmacosx-version-min): Document.
11989 2005-07-07 Ian Lance Taylor <ian@airs.com>
11991 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11993 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11995 PR middle-end/22239
11996 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11998 2005-07-07 Khem Raj <kraj@mvista.com>
12000 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12001 in bytes, not words.
12003 2005-07-07 Paul Brook <paul@codesourcery.com>
12005 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12006 DEFAULT_FUNCTION_ARG_PADDING to upward.
12008 2005-07-07 Richard Henderson <rth@redhat.com>
12010 * function.c (locate_and_pad_parm): Record parameter alignment in
12011 stack_alignment_needed.
12013 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12015 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12016 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12017 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12018 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12019 (define_attr "type"): Add isync, sync, load_l, store_c.
12020 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12021 Create scratch volatile MEM.
12022 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12024 (load_locked_<mode>): New.
12025 (store_conditional_<mode>): New.
12026 (sync_compare_and_swap<mode>): Replace with splitter.
12027 (sync_lock_test_and_set<mode>): Replace with splitter.
12028 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12030 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12031 is ics. Attribute isync.
12032 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12034 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12035 and UNSPECV_SYNC_OP.
12036 (emit_unlikely_jump): New.
12037 (emit_load_locked): New.
12038 (emit_store_conditional): New.
12039 (rs6000_split_compare_and_swap): New.
12040 (rs6000_split_lock_test_and_set): New.
12041 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12042 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12043 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12044 rs6000_split_lock_test_and_set): Declare.
12045 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12046 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12047 store_c, isync, sync.
12049 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12051 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12052 filenames to gtyp-gen.h.
12053 (s-typ-gen): Use it in place of for loops.
12055 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12057 * hooks.c (hook_bool_rtx_int_false): New function.
12058 * hooks.h (hook_bool_rtx_int_false): Declare.
12059 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12060 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12061 * target.h (struct gcc_target): Add commutative_p member.
12062 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12063 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12064 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12065 (pa_commutative_p): New function.
12066 * jump.c (target.h): Include.
12067 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12068 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12070 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12072 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12073 (s390_expand_setmem): New.
12074 * config/s390/s390.c: Likewise.
12075 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12077 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12078 general_operand. Call new function "s390_expand_setmem".
12079 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12080 ("setmem_long", "*setmem_long"): ... this.
12082 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12084 * config/s390/s390.c: (optimization_options): Enable
12085 TARGET_MVCLE at -Os.
12086 * doc/invoke.texi: Document changes in default behaviour.
12087 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12089 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12091 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12092 defined by back-end.
12094 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12096 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12097 all sets in the pattern.
12098 * config/rs6000/rs6000.md (stack_protect_testsi,
12099 stack_protect_testdi): Likewise.
12101 2005-07-06 Jeff Law <law@redhat.com>
12103 * tree-vrp.c (simplify_using_ranges): Kill.
12104 (vrp_finalize): Remove call to simplify_using_ranges.
12105 (simplify_stmt_using_ranges): New function extracted from
12106 simplify_using_ranges.
12107 (simplify_div_or_mod_using_ranges): Likewise.
12108 (simplify_abs_using_ranges): Likewise.
12109 (simplify_cond_using_ranges): New function.
12110 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12111 * tree-ssa-propagate.c (substitute_and_fold): Call
12112 simplify_stmt_using_ranges if we have range information.
12114 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12116 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12117 ia64_flag_schedule_isns2.
12119 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12120 reading/writing general registers.
12121 (ia64_function_arg): Revert 2005-06-18 change.
12123 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12125 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12126 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12128 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12130 * function.c (expand_function_end): Revert part of 2005-06-27
12131 patch. Do sjlj_emit_function_exit_after after return_label.
12133 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12135 * doc/install.texi (--disable-libssp): New.
12137 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12139 * doc/invoke.texi: Update -fforce-mem documentation.
12140 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12141 code for -fforce-mem.
12142 * expmed.c: (store_bit_field,store_fixed_bit_field,
12143 extract_bit_field): Ditto.
12144 * expr.c: (convert_move): Ditto.
12145 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12146 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12147 emit_conditional_add,expand_float,expand_fix): Ditto.
12148 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12149 (common_handle_option): Issue warning when -fforce-mem specified.
12151 2005-07-06 Paul Brook <paul@codesourcery.com>
12153 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12155 * configure: Regenerate.
12157 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12159 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12161 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12163 Fix PR tree-optimization/22319
12164 Fix PR tree-optimization/22140
12165 Fix PR tree-optimization/22310
12167 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12168 variable sized types.
12169 Use correct type for intermediate structure on *a = *b structure
12172 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12174 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12176 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12177 (machine_function): Move typedef to...
12178 * config/rs6000/rs6000.c (machine_function): ... here. Add
12179 varargs_save_offset field.
12180 (rs6000_stack_t): Remove varargs_size field.
12181 (setup_incoming_varargs): Allocate varargs save area using
12182 assign_stack_local, try to make it as small as possible.
12183 Save offset from virtual_stack_vars_rtx to the save area
12184 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12185 instead of magic 8 when fp word byte size is used.
12186 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12187 instead of -RS6000_VARARGS_SIZE.
12188 (rs6000_stack_info, debug_stack_info,
12189 rs6000_initial_elimination_offset): Remove all traces of
12191 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12192 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12193 RS6000_VARARGS_AREA.
12195 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12197 PR tree-optimization/21963
12198 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12199 constant_multiple_of in the same way get_computation_cost_at does.
12201 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12203 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12204 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12205 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12206 and return its previous value.
12207 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12208 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12210 (stack_protect_set, stack_protect_test): New expanders.
12211 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12212 stack_protect_testdi): New insns.
12213 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12214 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12216 2005-07-06 Jeff Law <law@redhat.com>
12218 * tree-ssa-dce.c (cfg_altered): New global.
12219 (tree_dce_init): Initialize cfg_altered.
12220 (remove_dead_stmt): If we remove an edge in the CFG, then set
12222 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12225 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12227 * Makefile.in (stamp-collect-ld): Use
12228 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12229 ./collect-ld if it already exists.
12230 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12231 Don't remove ./nm if it already exists.
12233 2005-07-05 Devang Patel <dpatel@apple.com>
12235 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12236 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12237 * tree-vectorizer.c (vect_loop_location): New.
12238 (vect_print_dump_info): Use vect_loop_location.
12239 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12240 (vectorize_loops): Set vect_loop_location.
12241 * tree-vect-analyze.c (vect_analyze_offset_expr,
12242 vect_determin_vectorization_factor, vect_analyze_operations,
12243 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12244 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12245 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12246 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12247 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12248 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12249 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12250 vect_analyze_loop): Adjust vect_print_dump_info API.
12251 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12252 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12253 vect_finish_stmt_generation, vectorizable_assignment,
12254 vectorizable_operation, vectorizable_store, vectorizable_load,
12255 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12256 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12257 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12258 vect_transform_loop): Same.
12259 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12260 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12263 2005-07-05 Randolph Chung <tausq@debian.org>
12265 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12266 * configure: Regenerate.
12267 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12268 (pa_tls_referenced_p): Declare.
12269 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12270 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12271 (legitimize_tls_address): New.
12272 (hppa_legitimize_address): Handle TLS addresses.
12273 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12274 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12275 (emit_move_sequence): Handle TLS addresses.
12276 (pa_encode_section_info): Call default handler to handle common
12278 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12279 (CONSTANT_ADDRESS_P): Reject TLS operands.
12280 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12281 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12282 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12283 (UNSPEC_TLSLE): Define new constants.
12284 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12285 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12286 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12287 (tie_symbolic_operand, tle_symbolic_operand): New
12289 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12291 * aclocal.m4: Update macros for autoconf 2.59 style.
12292 * configure.ac: Likewise.
12294 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12296 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12297 (function_arg): Pass small aggregates in general registers on 32-bit
12299 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12301 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12303 * Makefile.in (final.o): Fix dependencies.
12305 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12309 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12310 * langhooks.c (lhd_expr_to_decl): New.
12311 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12313 (LANG_HOOKS_INITIALIZER): Update.
12314 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12315 expr_to_decl langhook.
12316 * c-tree.h (c_expr_to_decl): Declare.
12317 * c-typeck.c (c_expr_to_decl): New.
12318 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12320 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12322 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12325 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12326 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12328 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12330 * Makefile.in: Adjust dependencies.
12331 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12332 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12333 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12334 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12335 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12336 rest_of_compilation.
12338 * bb-reorder.c (gate_duplicate_computed_gotos,
12339 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12340 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12341 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12342 pass_partition_blocks): New.
12343 * bt-load.c (gate_handle_branch_target_load_optimize,
12344 rest_of_handle_branch_target_load_optimize,
12345 pass_branch_target_load_optimize): New.
12346 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12348 * cfglayout.c (pass_insn_locators_initialize): New.
12349 * cfgrtl.c (pass_free_cfg): New.
12350 * combine.c (gate_handle_combine, rest_of_handle_combine,
12351 pass_combine): New.
12352 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12353 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12354 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12355 * except.c (pass_set_nothrow_function_flags,
12356 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12358 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12359 rest_of_handle_shorten_branches, pass_shorten_branches,
12360 rest_of_clean_state, pass_clean_state): New.
12361 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12362 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12363 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12365 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12366 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12367 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12368 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12370 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12371 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12372 pass_rtl_ifcvt, gate_handle_if_after_combine,
12373 rest_of_handle_if_after_combine, pass_if_after_combine,
12374 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12375 pass_if_after_reload): New.
12376 * integrate.c (pass_initial_value_sets): New.
12377 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12378 pass_purge_lineno_notes): New.
12379 * mode-switching.c (rest_of_handle_mode_switching,
12380 pass_mode_switching): New.
12381 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12382 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12384 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12385 pass_loop_optimize): New.
12386 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12388 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12390 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12391 pass_postreload_cse): New.
12392 * profile.c (gate_handle_profiling, pass_profiling,
12393 rest_of_handle_branch_prob, pass_branch_prob): New.
12394 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12395 pass_split_before_regstack, gate_handle_split_before_regstack,
12396 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12397 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12398 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12399 pass_stack_regs): New.
12400 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12401 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12402 pass_stack_adjustments): New.
12403 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12404 pass_regrename): New.
12405 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12406 pass_delay_slots, gate_handle_machine_reorg,
12407 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12408 * rtl.h (extern void purge_line_number_notes): New.
12409 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12410 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12412 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12414 * value-prof.c (gate_handle_value_profile_transformations,
12415 rest_of_handle_value_profile_transformations,
12416 pass_value_profile_transformations): New.
12417 * var-tracking.c (gate_handle_var_tracking,
12418 pass_variable_tracking): New.
12419 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12421 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12422 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12423 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12424 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12425 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12426 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12427 rest_of_handle_gcse2, rest_of_handle_regmove,
12428 rest_of_handle_tracer, rest_of_handle_if_conversion,
12429 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12430 rest_of_handle_web, rest_of_handle_branch_prob,
12431 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12432 rest_of_handle_jump_bypass, rest_of_handle_combine,
12433 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12434 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12435 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12436 rest_of_handle_mode_switching, rest_of_handle_jump,
12437 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12438 rest_of_handle_flow2, rest_of_handle_jump2,
12439 rest_of_handle_peephole2, rest_of_handle_postreload,
12440 rest_of_handle_shorten_branches, rest_of_clean_state,
12441 rest_of_compilation): Remove.
12443 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12444 * passes.c (dump_flags, in_gimple_form, all_passes,
12445 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12446 register_dump_files, next_pass_1, last_verified, execute_todo,
12447 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12448 from tree-optimize.c.
12449 (init_optimization_passes): Moved from tree-optimize.c,
12450 adding the RTL optimizations.
12451 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12452 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12453 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12454 register_dump_files, next_pass_1, last_verified, execute_todo,
12455 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12456 init_tree_optimization_passes, ipa_passes): Delete.
12457 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12459 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12460 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12462 (ipa_passes): Remove.
12463 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12464 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12465 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12466 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12467 (dump_info_p, dump_flag): Moved to tree-dump.h.
12469 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12471 * passes.c (finish_optimization_passes): Use dump_begin
12472 and dump_end, TDI_end.
12473 (gate_rest_of_compilation): New.
12474 (pass_rest_of_compilation): Use it.
12475 (gate_postreload, pass_postreload): New.
12476 * toplev.c (general_init): Rename init_tree_optimization_passes.
12477 * toplev.h (init_tree_optimization_passes): Rename to
12478 init_optimizations_passes.
12479 * tree-dump.c (dump_flag): Make static.
12480 (dump_files): Remove RTL dumps.
12481 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12482 pass_cleanup_cfg, pass_free_cfg_annotations,
12483 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12484 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12485 * tree-pretty-print.c: Include tree-pass.h.
12486 * cgraph.c: Include tree-dump.h.
12488 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12490 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12491 Only fall back to saying it points to readonly memory if
12492 we can't do better.
12494 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12496 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12497 * config/m32r/m32r.c (m32r_compute_frame_size,
12498 m32r_expand_prologue): Take current_function_profile into
12499 account whenever we reference
12500 current_function_uses_pic_offset_table.
12501 (m32r_finalize_pic): Remove.
12502 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12504 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12506 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12507 instead of $<. Don't remove ./as if it already exists.
12509 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12512 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12513 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12514 for complex modes when generating code for PA 1.0.
12515 (VALID_FP_MODE_P): New macro.
12516 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12517 sets for all general and floating point modes. Align wide floating
12518 point modes to even register boundaries to comply with architectural
12520 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12521 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12522 (VALID_FP_MODE_P): New macro.
12523 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12524 sets for all general and floating point modes. Align wide floating
12525 point modes to even register boundaries to comply with architectural
12528 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12530 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12533 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12535 * tree-ssa-structalias.c: Don't include expr.h.
12537 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12539 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12542 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12544 Fix PR tree-optimization/22279
12546 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12549 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12551 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12553 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12555 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12556 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12557 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12558 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12559 config/stormy16/stormy16.c, config/v850/v850.c,
12560 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12561 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12562 Avoid "." or "\n" at end of diagnostics and capital letters at
12563 start of diagnostics.
12564 * combine.c, cse.c: Don't translate dump file output.
12565 * toplev.c (print_version): Only translate output if going to
12568 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12570 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12571 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12574 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12576 * pa.c (fix_range): Fix typo in comment.
12578 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12580 * tree-vrp.c (extract_range_from_assert): Replace
12581 fold (build (...)) with fold_build2.
12583 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12585 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12586 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12587 (format_types_orig, handle_format_attribute): Add support for
12590 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12592 * varasm.c (assemble_variable): Fix format specifier thinko.
12594 2005-07-03 Ira Rosen <irar@il.ibm.com>
12596 PR tree-optimization/22029 (and 22135)
12597 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12598 a phi node before calling dump_vops.
12600 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12602 * tree-dump.h (dump_string_field): Declare.
12603 * tree-dump.c: Use it instead of dump_string.
12604 (dump_string_field): Make non-static.
12606 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12608 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12609 up the minimal CFG stuff always when optimize > 0. Call
12610 split_all_insns_noflow in PIC case if needed.
12612 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12613 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12616 * c-decl.c (c_write_global_declarations): Dump contents of
12618 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12619 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12620 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12621 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12624 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12626 * c-common.h (GCC_DIAG_STYLE): Define.
12627 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12628 version for format checking to 4.1.
12629 * c-format.c: Include toplev.h after c-common.h.
12630 (enum format_type): Add gcc_tdiag_format_type.
12631 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12632 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12633 (format_types_orig): Add gcc_tdiag.
12634 (init_dynamic_diag_info): Support gcc_tdiag formats.
12635 (handle_format_attribute): Likewise.
12636 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12637 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12638 version for format checking to 4.1.
12639 (warning0, warning, error, pedwarn, sorry): Use
12640 ATTRIBUTE_GCC_DIAG.
12641 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12642 (finish_aliases_1): Do not use %qE.
12643 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12644 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12645 Correct format bugs.
12646 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12647 parameter to unsigned HOST_WIDE_INT.
12648 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12650 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12652 PR middle-end/21742
12653 * expr.c (write_complex_part): Use adjust_address for MEM.
12654 (read_complex_part): Same.
12656 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12658 Fix PR tree-optimization/22280
12660 * tree-sra.c (generate_element_init): Remove useless loop.
12662 2005-07-02 Richard Henderson <rth@redhat.com>
12664 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12666 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12668 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12670 PR middle-end/14490
12671 * fold-const.c (fold_binary): Handle the return value of
12672 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12673 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12675 2005-07-02 Jeff Law <law@redhat.com>
12677 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12678 a eliminate type conversion which feeds an equality comparison
12679 if the original type or either operand in the comparison is a
12682 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12684 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12685 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12687 * config/avr/avr.c: Do not use '`' as left quote.
12688 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12689 Remove "." from end of diagnostics. Make diagnostics start with
12692 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12693 Joseph S. Myers <joseph@codesourcery.com>
12695 * toplev.c (default_tree_printer): Handle setting location with
12697 * c-objc.common.c (c_tree_printer): Likewise.
12698 * c-format.c (gcc_diag_flag_specs): Add '+'.
12699 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12700 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12702 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12703 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12704 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12705 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12706 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12707 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12708 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12709 format arguments where %J is used without %D.
12711 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12713 * gcc.c (LINK_SSP_SPEC): Define.
12714 (link_ssp_spec): New variable.
12715 (LINK_COMMAND_SPEC): Add %(link_ssp).
12716 (static_specs): Add link_ssp_spec.
12717 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12718 * configure: Rebuilt.
12719 * config.in: Rebuilt.
12721 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12722 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12723 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12724 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12725 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12726 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12727 -0x7008(2) instead of reading __stack_chk_guard variable.
12728 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12730 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12731 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12732 if TARGET_THREAD_SSP_OFFSET is defined.
12733 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12734 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12737 2005-06-27 Richard Henderson <rth@redhat.com>
12738 * libgcc-std.ver (GCC_4.1.0): New.
12739 * libgcc.h (__stack_chk_guard): Declare.
12740 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12741 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12742 * mklibgcc.in (lib2funcs): Add them.
12744 2005-07-01 Richard Henderson <rth@redhat.com>
12746 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12747 void * before struct sigcontext *.
12748 (x86_fallback_frame_state): Likewise.
12750 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12752 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12754 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12757 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12758 we check for SSA_NAME for.
12760 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12762 Fix PR tree-optimization/22071
12764 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12766 (get_constraint_for_component_ref): Use it.
12768 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12771 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12772 print out the last new line.
12774 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12776 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12777 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12778 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12779 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12780 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12781 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12782 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12783 (enum reg_class): New member CC0_REGS.
12784 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12785 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12786 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12787 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12788 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12789 Adjust for register now described.
12791 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12794 * config/i386/i386.md (stack_protect_test_si,
12795 stack_protect_test_di): Add earlyclobber for scratch 3.
12796 * config/rs6000/rs6000.md (stack_protect_testsi,
12797 stack_protect_testdi): Add earlyclobber for scratch 3,
12798 remove earlyclobber from scratch 4.
12800 Older entries for 2005 can be found in ChangeLog-2005.