1 2005-12-26 Graham Stott <graham.stott@btinternet.com>
4 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
7 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
9 * final.c (compute_alignments): Make it static.
10 * gcse.c (gcse_main, bypass_jumps): Likewise.
11 * web.c (web_main): Likewise.
12 * output.h: Remove the prototype for compute_alignments.
13 * rtl.h: Remove the prototypes for web_main, gcse_main, and
16 2005-12-24 Roger Sayle <roger@eyesopen.com>
18 * expr.c (force_operand): Use expand_fix and expand_float to
19 implement integer <-> FP conversions instead of convert_to_mode.
21 2005-12-24 Mark Mitchell <mark@codesourcery.com>
24 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
25 CONSTRUCTOR is invalid.
27 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
29 * tree-pass.h (pass_eliminate_useless_stores): Remove.
30 * tree-ssa-pre.c (is_copy_stmt): Ditto.
31 (follow_copies_till_vuse): Ditto.
33 (gate_eustores): Ditto.
34 (pass_eliminate_useless_stores): Ditto.
35 * passes.c (init_optimization_passes): Ditto.
37 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
39 * combine.c (simplify_shift_const): Fix typo. Use, whenever
40 applicable, simplify_const_binary_operation.
42 (simplify_shift_const): Leave only the fallback
43 case when no simplification is possible. Extract to...
44 (simplify_shift_const_1): ... here. Always create a new
45 RTX instead of substituting. Remove the signed_count variable.
46 Return NULL_RTX if no substitution is possible.
48 (simplify_and_const_int): Leave only the fallback
49 case when no simplification is possible. Extract to...
50 (simplify_and_const_int_1): ... here. Always create a new
51 RTX instead of substituting. Return NULL_RTX if no substitution
54 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
55 parameter to simplify_and_const_int and simplify_shift_const,
56 unless it is equal to the expected non-simplified result.
58 2005-12-23 Jakub Jelinek <jakub@redhat.com>
61 * regrename.c (replace_oldest_value_reg): Use validate_change with
62 IN_GROUP set to 1 instead of doing direct modifications.
63 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
64 replacements have been performed on an instruction, use
65 apply_change_group ().
67 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
69 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
70 [L_divsi3] (__Udiv): Don't use as inline function.
71 [L_modsi3] (__Umod): Ditto.
72 (__Div): Rearrange to call do_31div directly instead of __Udiv.
73 (__Mod): Similarly regarding __Umod.
76 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
77 emitted insns with post-increments.
78 (cris_expand_epilogue): Ditto.
80 2005-12-22 Jakub Jelinek <jakub@redhat.com>
81 Richard Henderson <rth@redhat.com>
83 Merge from gomp-branch.
84 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
85 * sync-builtins.def: ... new file.
86 (BUILT_IN_FETCH_AND_ADD_16,
87 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
88 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
89 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
90 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
91 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
92 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
93 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
94 BUILT_IN_LOCK_RELEASE_16): New builtins.
95 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
96 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
97 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
98 * c-common.c (enum c_builtin_type): Move to top-level from
99 c_common_nodes_and_builtins enum builtin_type.
100 (builtin_types): Move from c_common_nodes_and_builtins.
102 (c_common_nodes_and_builtins): Use it.
103 (def_builtin_1): Check for error_mark_node.
104 (sync_resolve_size): Handle also 128 bit sync builtins.
105 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
107 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
108 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
109 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
110 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
111 (doublemodesuffix, DCASHMODE): New mode attrs.
112 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
113 instead of IMODE, if mode is wider than a word, expand into
114 sync_double_compare_and_swap*.
115 (*sync_compare_and_swap<mode>): New insn.
116 (sync_double_compare_and_swap<mode>): Likewise.
117 (*sync_double_compare_and_swapdi_pic): Likewise.
118 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
119 mode is wider than a word, expand into
120 sync_double_compare_and_swap_cc*.
121 (sync_double_compare_and_swap_cc<mode>): New insn.
122 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
124 2005-12-22 Richard Henderson <rth@redhat.com>
126 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
127 (_mm_sub_si64): Likewise.
128 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
130 2005-12-23 Alan Modra <amodra@bigpond.net.au>
132 PR rtl-optimization/25432
133 * reload1.c (eliminate_regs_in_insn): Update insn code on
134 successfully re-recognizing modified insn.
136 2005-12-22 Richard Guenther <rguenther@suse.de>
138 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
139 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
140 * varasm.c (array_size_for_constructor): Likewise.
141 * fold-const.c (size_diffop, invert_truthvalue,
142 optimize_bit_field_compare, make_range, build_range_check,
143 fold_cond_expr_with_comparison, fold_truthop,
144 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
146 2005-12-22 Dale Johannesen <dalej@apple.com>
148 * config/i386/sse.md (sse_movhlps): Reverse operands for
149 2nd and 3rd alternatives.
151 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
154 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
157 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
158 Steven Bosscher <stevenb@suse.de>
160 * df.c (df_bitmaps_free): Only work for bbs for that structures are
162 (df_bb_modify): Realloc tables to the new index.
163 (df_find_use): New function.
164 (df_find_def, df_reg_used): Handle subregs.
165 * df.h (df_find_use): Declare.
167 * loop-invariant.c: Include hashtab.h.
168 (struct invariant): Remove processed field, add eqto and reg fields.
169 (struct invariant_expr_entry): New.
170 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
171 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
172 find_identical_invariants, merge_identical_invariants): New functions.
173 (create_new_invariant): Return the new invariant. Initialize new
175 (find_invariants): Call merge_identical_invariants.
176 (get_inv_cost, best_gain_for_invariant, set_move_mark,
177 move_invariant_reg): Handle equivalent invariants.
178 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
180 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
183 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
184 number is a single digit '0'.
186 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
188 PR tree-optimization/23518
189 * fold-const.c (make_range): Don't move a constant to the
190 other side of the comparison if the type is signed and -fwrapv
193 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
195 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
198 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
201 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
204 2005-12-21 Andrew Haley <aph@redhat.com>
207 * recog.c (peephole2_optimize): Don't peephole any
208 RTX_FRAME_RELATED_P insns.
210 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
212 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
213 fold_build2 with fold_binary.
214 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
215 Replace fold_build1 with fold_unary.
216 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
219 2005-12-21 Steven Bosscher <stevenb@suse.de>
221 PR rtl-optimization/25196
222 * postreload-gcse.c (record_last_set_info): Notice stack pointer
223 changes in push insns without REG_INC notes.
225 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
227 PR tree-optimization/25382.
228 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
231 2005-12-21 Janis Johnson <janis187@us.ibm.com>
232 Ben Elliston <bje@au.ibm.com>
234 * configure.ac: Enable C extension for decimal float if invoked
235 with --enable-decimal-float.
236 * doc/install.texi (Configuration): Document it.
237 * configure, config.in: Regenerate.
239 2005-12-20 Mike Stump <mrs@apple.com>
241 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
242 ambiguity between -seg_addr_table and -seg_addr_table_filename.
243 (WORD_SWITCH_TAKES_ARG): Likewise.
244 (LINK_SPEC): Likewise.
246 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
248 * cfganal.c (flow_reverse_top_sort_order_compute):
249 Renamed to post_order_compute and additional parameter added which
250 allows the inclusion of entry and exit blocks into list.
251 (mark_dfs_back_edges): Fixed comment.
252 (flow_depth_first_order_compute): Renamed to
253 pre_and_rev_post_order_compute additional parameter added which
254 allows the inclusion of entry and exit blocks into list.
255 * global.c (set_up_bb_rts_numbers): Call to
256 flow_reverse_top_sort_order_compute renamed to
258 * var-tracking.c (vt_stack_adjustments): Fixed comment.
259 (vt_find_locations): Call to
260 flow_depth_first_order_compute renamed to
261 pre_and_rev_post_order_compute.
262 * cfgloop.c (flow_find_loops): Ditto.
263 * tree-ssa-reassoc.c (init_reassoc): Ditto.
264 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
265 flow_reverse_top_sort_order_compute renamed to post_order_compute
266 and calls to flow_reverse_top_sort_order_compute renamed to
268 * basic_block.h: Ditto.
271 2005-12-20 Roger Sayle <roger@eyesopen.com>
272 Paolo Bonzini <bonzini@gnu.org>
274 PR rtl-optimization/25115
275 * gcse.c (pre_insert_copy_insn): Fall back to the sole
276 SET in the insn if there is no SET for an
277 expression that is equivalent to EXPR.
279 2005-12-20 Richard Guenther <rguenther@suse.de>
282 * builtins.c (std_gimplify_va_arg_expr): Do not align
283 va frame for zero sized types.
284 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
286 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
288 PR tree-optimization/25501
289 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
290 used in the PHI argument corresponding to the edge from BB to
293 2005-12-20 Richard Guenther <rguenther@suse.de>
296 2005-12-02 Richard Guenther <rguenther@suse.de>
298 * tree-cfg.c (mark_used_vars): New function.
299 (dump_function_to_file): Dump only used VAR_DECLs.
301 2005-12-19 Roger Sayle <roger@eyesopen.com>
303 * combine.c (try_combine): Improve splitting of binary operators
304 by taking advantage of reassociative transformations.
306 2005-12-19 Jeff Law <law@redhat.com>
308 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
309 Strip away all type conversions after simplifying the
312 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
313 cases the forwarder block dominates the destination.
315 2005-12-19 DJ Delorie <dj@redhat.com>
317 * reload1.c (spill_failure): Dump reload data to dump file.
318 (find_reload_regs): Likewise.
320 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
322 PR tree-optimization/24793
323 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
324 original reference if there are subvars.
325 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
327 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
329 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
330 Corrected basic block number calculations for changes in entry and
333 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
335 * tree-flow.h (struct var_ann_d): Change type of
336 may_aliases field to VEC(tree, gc) *.
337 (may_aliases): Declaration changed.
338 * tree-ssa-alias.c (group_aliases, add_may_alias,
339 replace_may_alias, dump_may_aliases_for,
340 is_aliased_with, add_type_alias, new_type_alias):
341 Work with VEC(tree, gc) * instead of varray.
342 * tree-flow-inline.h (may_aliases): Ditto.
343 * tree-ssa.c (verify_flow_insensitive_alias_info,
344 verify_name_tags): Ditto.
345 * tree-ssa-operands.c (add_stmt_operand): Ditto.
347 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
349 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
352 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
354 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
357 2005-12-19 Ben Elliston <bje@au.ibm.com>
359 * doc/install.texi (Configuration): Typo in Fortran subheading.
361 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
363 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
364 scratch. Correct its reload split. Adjust its peephole.
365 (doloop_end): Add additional scratch.
367 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
368 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
369 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
370 (mt_builtin_saveregs): Replace with ...
371 (mt_setup_incoming_varargs): ... here. Save just the varadic
373 (mt_va_start): Remove.
374 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
375 (mt_machine_reorg): Split all insns here.
376 (TARGET_SETUP_INCOMING_VARARGS): Override.
377 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
379 (EXPAND_BUILTIN_VA_START): Remove.
381 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
383 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
384 latent bug that could happen if update_life_info was called with a
385 blocks parameter and the call to cleanup_cfg actually deleted one
388 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
390 * tree-ssa-structalias.c (update_alias_info): Remove handling
391 of may_be_aliased (SSA_NAME_VAR (op)) case.
393 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
395 * tree-flow.h (struct stmt_ann_d): Remove
396 makes_aliased_loads and makes_aliased_stores fields.
397 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
398 and makes_aliased_loads fields.
399 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
400 use makes_aliased_stores.
401 * tree-ssa-operands.c (clobbered_aliased_loads,
402 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
403 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
404 add_call_read_ops): Do not set makes_aliased_stores and
405 makes_aliased_loads fields.
406 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
409 2005-12-18 Geoffrey Keating <geoffk@apple.com>
411 * config/darwin.h: Don't include darwin-sections.def to declare
412 global variables; instead create darwin_section_enum.
413 (darwin_section_enum): New.
414 (darwin_sections): New.
415 * config/darwin.c: Don't include darwin-sections.def to define
417 (darwin_sections): New.
418 (output_objc_section_asm_op): Rewrite to take advantage of
420 (darwin_init_sections): Rewrite to use darwin_sections.
421 (machopic_output_indirection): Update for darwin_sections array.
422 (machopic_select_section): Likewise.
423 (machopic_select_rtx_section): Likewise.
424 (machopic_asm_out_constructor): Likewise.
425 (machopic_asm_out_destructor): Likewise.
426 (darwin_file_end): Likewise.
427 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
428 * config/i386/i386.c (machopic_output_stub): Likewise.
430 2005-12-18 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/25481
433 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
434 don't have a varinfo for.
436 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
437 Janis Johnson <janis187@us.ibm.com>
438 Ben Elliston <bje@au.ibm.com>
440 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
441 (init_optabs): Handle libfuncs for decimal float.
442 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
443 * stor-layout.c (int_mode_for_mode): Likewise.
444 * simplify-rtx.c (simplify_immed_subreg): Likewise.
445 (simplify_unary_operation_1): Skip optimisations for decimal float
447 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
448 * emit-rtl.c (gen_const_vector): Add assertion check.
449 (init_emit_once): Populate const_tiny_rtx with constants in each
451 * expmed.c (extract_high_half, expand_mult_highpart_optab,
452 expand_mult_highpart): Assert that mode is not a scalar float
454 * expr.c (convert_move): Handle conversion between decimal and
455 binary floats of the same size.
456 * convert.c (convert_to_real): Consider decimal float types when
458 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
459 describe decimal floating point types.
461 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
463 PR rtl-optimization/21041
464 * reload.c (find_reloads_subreg_address): Replace paradoxical
465 subreg of MEM by widened access only if the resulting memory
466 is properly aligned, even on !STRICT_ALIGNMENT targets.
468 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
470 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
472 2005-12-18 Steven Bosscher <stevenb@suse.de>
474 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
475 the 2005-12-17 patch to renumber the entry and exit blocks.
477 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
479 * doc/objc.texi (Type encoding): Fix typo.
481 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
483 * tree-tailcall.c (find_tail_calls): Use XNEW.
484 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
485 (free_all_edge_infos): Use explicit cast to convert from void *.
486 (vrp_free): Likewise.
487 (dom_opt_finalize_block): Likewise.
488 (record_equivalences_from_incoming_edge): Likewise.
489 (thread_across_edge): Likewise. Use XCNEWVEC.
490 (record_cond): Use XCNEW.
491 (record_conditions): Use XNEWVEC.
492 (record_edge_info): Use XCNEWVEC.
493 (lookup_avail_expr): Use XNEW.
494 (record_range): Likewise. Use GGC_NEW.
495 * tree-nested.c (var_map_hash): Use explicit cast to convert from
497 (var_map_eq): Likewise.
498 (lookup_field_for_decl): Likewise.
499 (convert_nonlocal_reference): Likewise.
500 (convert_local_reference): Likewise.
501 (convert_nl_goto_reference): Likewise.
502 (convert_nl_goto_receiver): Likewise.
503 (convert_call_expr): Likewise.
504 (convert_tramp_reference): Likewise.
505 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
506 (convert_nl_goto_reference): Likewise.
507 (lookup_field_for_decl): Use GGC_NEW.
508 (create_nesting_tree): Use GGC_CNEW.
509 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
510 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
511 (create_alias_map_for): Likewise.
512 (setup_pointers_and_addressables): Use XCNEWVEC.
513 (get_ptr_info): Use GGC_NEW.
514 (used_part_map_eq): Use explicit cast to convert from void *.
515 (up_lookup): Likewise.
516 (up_insert): Use XNEW.
517 (get_or_create_used_part_for): Use XCNEW.
518 (get_tmt_for): Likewise.
519 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
520 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
521 (bitmap_set_new): Use explicit cast to convert from void *.
523 (insert_into_set): Likewise.
524 (pool_copy_list): Likewise.
525 (phi_translate): Likewise.
526 (create_value_expr_from): Likewise.
527 (insert_aux): Use XCNEWVEC.
528 (compute_avail): Use XNEWVEC.
529 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
530 (sort_coalesce_list): Likewise.
531 (build_tree_conflict_graph): Use XCNEWVEC.
532 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
533 * tree-ssa-copy.c (init_copy_prop): Likewise.
534 (fini_copy_prop): Likewise.
535 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
537 (record_equiv): Use XNEW.
538 (uncprop_into_successor_phis): Use explicit cast to convert from
540 (uncprop_initialize_block): Likewise.
542 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
544 PR tree-optimization/24378
545 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
546 basic-block after loop-versioning.
548 2005-12-18 Jeff Law <law@redhat.com>
550 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
551 to simplify SWITCH_EXPR_CODE moved from here to ...
552 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
553 (tree-ssa-forward_propagate_single_use_vars): Call
554 simplify_switch_expr when appropriate.
556 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
558 * doc/objc.texi (Type encoding): Add documentation about encoding
559 complex types and _Bool.
561 2005-12-17 Paul Brook <paul@codesourcery.com>
563 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
564 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
565 when frame_pointer_needed.
567 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
569 * tree-vn.c (vn_add): Use XNEW.
570 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
571 (ccp_fold): Likewise.
572 (fold_stmt_r): Use explicit cast to convert from void *.
573 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
574 (new_temp_expr_table): Likewise.
575 * gimplify.c (lookup_tmp_var): Use XNEW.
576 (gimplify_asm_expr): Use explcit cast to convert from void *.
577 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
578 (get_def_blocks_for): Use XNEW.
579 (add_to_repl_tbl): Likewise.
580 (mark_def_sites): Use explicit cast to convert from void *.
581 (def_blocks_free): Likewise.
582 (mark_def_sites_initialize_block): Likewise.
583 (update_ssa): Use XNEWVEC.
584 * tree-dfa.c (create_var_ann): Use GGC_NEW.
585 (create_stmt_ann): Likewise.
586 (create_tree_ann): Likewise.
587 (referenced_var_insert): Likewise.
588 (set_default_def): Likewise.
589 (referenced_var_lookup_if_exists): Use explicit cast to convert
591 (referenced_var_lookup): Likewise.
592 (default_def): Likewise.
593 (set_default_def): Likewise.
594 * tree-cfg.c (create_bb): Likewise.
595 (edge_to_cases_cleanup): Likewise.
596 (verify_node_sharing): Likewise.
597 (record_switch_edge): Use XNEW.
598 (cleanup_dead_labels): Use XCNEWVEC.
599 (tree_duplicate_sese_region): Use XNEWVEC.
600 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
601 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
602 (int_tree_map_eq): Use explicit cast to convert from void *.
603 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
604 (__gcov_execl): Likewise.
605 (__gcov_execlp): Likewise.
606 (__gcov_execle): Likewise.
607 * tree-eh.c (struct_ptr_eq): Likewise.
608 (struct_ptr_hash): Likewise.
609 (lookup_stmt_eh_region_fn): Likewise.
610 (outside_finally_tree): Likewise.
611 (find_goto_replacement): Likewise.
612 (make_eh_edge): Likewise.
613 (mark_eh_edge): Likewise.
614 (add_stmt_to_eh_region_fn): Use GGC_NEW.
615 (record_in_finally_tree): Use XNEW.
616 (maybe_record_in_goto_queue): Use XRESIZEVEC.
617 (lower_try_finally_copy): Use XCNEWVEC.
619 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
621 * tree-inline.c (copy_body_r): Use explicit cast when converting
624 (copy_edges_for_bb): Likewise.
625 (remap_decl_1): Likewise.
626 (estimate_num_insns_1): Likewise.
627 * cgraph.c (hash_node): Use explicit cast when converting from
630 (cgraph_create_node): Use GGC_CNEW.
631 (cgraph_create_edge): Use GGC_NEW.
632 (cgraph_remove_node): Use explicit cast when converting from void *.
633 (hash_varpool_node): Likewise.
634 (eq_varpool_node): Likewise.
635 (cgraph_varpool_node): Use GGC_CNEW.
636 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
637 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
638 (eq_scev_info): Use explicit cast when converting from void *.
639 (find_var_scev_info): Likewise.
640 (set_instantiated_value): Likewise.
641 (gather_stats_on_scev_database_1): Likewise.
642 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
644 * c-pch.c (c_common_write_pch): Use XNEWVEC.
645 (c_common_read_pch): Likewise.
646 * prefix.c (save_string): Use XNEWVEC.
647 (translate_name): Use explicit cast when converting from void *.
648 * c-ppoutput.c (print_line): Use explicit cast when converting
650 (pp_dir_change): Likewise.
651 * c-cppbuiltin.c (builtin_define_std): Likewise.
652 (builtin_define_with_value): Likewise.
653 (builtin_define_with_value_n): Likewise.
654 (builtin_define_with_int_value): Likewise.
655 (builtin_define_type_max): Likewise.
656 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
657 (add_path): Use XNEW.
658 * c-format.c (check_format_info_main): Use GGC_NEW.
659 (format_type_warning): Use explicit cast when converting from void *.
660 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
662 (start_init): Likewise.
663 * tree-flow-inline.h (first_referenced_var): Use explicit cast
664 when converting from void *.
665 (next_referenced_var): Likewise.
666 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
667 * gensupport.c (lookup_predicate): Use explicit cast to convert
669 (init_predicate_table): Use XCNEW instead of xcalloc.
670 * genpreds.c (process_define_predicate): Likewise.
672 2005-12-17 Danny Berlin <dberlin@dberlin.org>
673 Kenneth Zadeck <zadeck@naturalbridge.com>
675 * basic-block.h: Changed basic block numbering so that the entry
676 block is 0 and the exit block is 1. Changed insn iterators so
677 that they are tolerant of blocks with no insns.
678 * regrename.c (copyprop_hardreg_forward): Changed basic block
679 numbering so that the entry block is 0 and the exit block is 1.
680 * sched-ebb.c (sehedule_ebbs): Ditto.
681 * tracer.c (branch_ratio_cutoff): Ditto.
682 * cfgloopmanip.c (fix_loop_structure): Ditto.
683 * cfghooks.c (verify_flow_info): Ditto.
684 * cfg.c (compact_blocks): Ditto.
685 * reorg.c (dbr_schedule): Ditto.
686 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
687 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
688 calculate_dominance_info): Ditto.
689 * cfganal.c (create_edge_list, print_edge_list,
690 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
691 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
692 dfs_enumerate_from): Ditto.
693 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
694 * ifcvt.c (find_if_case_2): Ditto.
695 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
696 find_basic_blocks): Ditto.
697 * predict.c (predict_loops, tree_bb_level_predictions,
698 predict_paths_leading_to, propagate_freq): Ditto.
699 * lcm.c (compute_antinout_edge, compute_laterin,
700 compute_available): Ditto.
701 * function.c (thread_prologue_and_epilogue_insns): Ditto.
702 * gcse.c (gcse_main, bypass_jumps): Ditto.
703 * profile.c (compute_branch_probabilities,
704 compute_value_histograms, branch_prob): Ditto.
705 * tree-flow-inline.h (bsi_start, bsi_after_labels,
707 * tree-ssa-phiopt.c (tree_ssa_phiopt,
708 blocks_in_phiopt_order): Ditto.
709 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
710 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
711 * tree-dfa.c (collect_dfa_stats): Ditto.
712 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
713 * cfglayout.c (fixup_reorder_chain): Ditto.
714 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
715 partition_hot_cold_basic_blocks): Ditto.
716 * var-tracking.c (vt_find_locations): Ditto.
717 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
718 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
719 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
720 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
721 * tree-ssa-reassoc.c (init_reassoc): Ditto.
722 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
723 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
724 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
725 and removed unused reverse orders.
727 * combine.c: Fix document typo.
729 2005-12-17 Jan Hubicka <jh@suse.cz>
731 * tree-flow-inline.h (set_default_def, default_def): Kill.
732 * tree-dfa.c (default_defs): New global variable.
733 (default_def, set_default_def): New functions.
734 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
735 * tree-flow.h (struct var_ann_d): Kill default_def field.
736 (set_default_def, default_def): Update prototype.
737 (default_defs): Declare.
739 2005-12-16 Jeff Law <law@redhat.com>
741 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
742 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
743 into tree-ssa-forwprop.c.
744 (eliminate_redundant_computations): Do not call
745 simplify_rhs_and_lookup_avail_expr anymore.
746 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
747 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
748 (tree_ssa_forward_propagate_single_use_vars): Call
749 simplify_not_neg_expr appropriately.
751 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
754 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
756 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
758 PR rtl-optimization/25456
759 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
760 info->x_start with p->x_start.
762 2005-12-17 Alan Modra <amodra@bigpond.net.au>
764 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
765 introduced 2005-12-16.
767 2005-12-16 Steven Bosscher <stevenb@suse.de>
769 PR rtl-optimization/23837
770 * optabs.c (expand_binop): For a multi-word rotate, never emit
771 a REG_NO_CONFLICT block.
773 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
776 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
779 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
782 2005-12-16 Steven Bosscher <stevenb@suse.de>
784 * loop-invariant.c (move_loop_invariants): Add missing hunk from
785 the previous patch, to nullify df.
787 2005-12-16 Steven Bosscher <stevenb@suse.de>
789 * reorg.c (mostly_true_jump): Clean up code depending on
790 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
791 poor man's branch prediction, instead rely on REG_BR_PROB
792 notes to be available.
794 2005-12-16 Jakub Jelinek <jakub@redhat.com>
796 PR rtl-optimization/24899
797 * loop.c (strength_reduce): Don't reduce giv that is not always
798 computable and where add_val or mult_val can trap.
800 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
802 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
804 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
805 names of ms1-16-002 files.
807 2005-12-16 Alan Modra <amodra@bigpond.net.au>
810 * gcc.c (for_each_path): New function.
811 (add_to_obstack, file_at_path): New functions.
812 (struct file_at_path_info, struct add_to_obstack_info): New.
813 (build_search_list): Rewrite using for_each_path. Constify struct
814 path_prefix pointer. Add do_multi param. Adjust all callers.
815 (find_a_file): Similarly, but just change existing param to bool.
816 (putenv_from_prefixes): Add do_multi param, make "paths" const.
817 (do_spec_path): Delete.
818 (struct spec_path_info): New.
819 (spec_path): New function.
820 (do_spec_1): Use for_each_path for %D and %I.
821 (find_file): Adjust for find_a_file changes.
822 (main): Search multilibs for specs. Print multilib lib path for
823 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
824 (read_specs): Search multilibs for %include and %include_noerr.
825 (is_directory): Remove second string param. Change last param
826 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
827 check path is a dir. Update all callers.
828 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
829 * system.h (SMALL_ARG_MAX): Poison.
830 * config.gcc: Don't define SMALL_ARG_MAX.
831 * config.host: Likewise.
832 * config.build: Likewise.
834 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
836 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
837 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
838 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
839 simplify_logical): Move simplifications that do not require
840 additional infrastructure...
841 * simplify-rtx.c (simplify_unary_operation_1,
842 simplify_binary_operation_1): ... here.
844 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
847 * flow.c (mark_used_dest_regs): New function.
848 (mark_used_regs): Call mark_used_dest_regs.
850 2005-12-16 Jeff Law <law@redhat.com>
852 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
853 represent a use and definition of the same SSA_NAME.
855 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
856 Janis Johnson <janis187@us.ibm.com>
857 Ben Elliston <bje@au.ibm.com>
859 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
860 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
861 * target.h (struct gcc_target): Add decimal_float_supported_p.
862 * targhooks.c (default_scalar_mode_supported_p): Handle
864 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
865 of inf, nan, finite, isinf and isnan.
866 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
867 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
868 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
869 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
870 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
871 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
872 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
873 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
874 Pedwarn if decimal floating point types are used. Error if
875 decimal floating point is not supported by the target.
876 (finish_declspecs): Return type from DFP typespec_word.
877 * c-typeck.c (c_common_type): Choose the decimal floating point
878 type with the greater precision when determining a common type.
879 (convert_arguments): Warn if there is a mismatch between argument
880 and prototype for decimal float types. Warn of conversions with
881 binary float types and of precision narrowing due to prototype.
882 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
883 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
884 (c_token_starts_declspecs): Likewise.
885 (c_parser_attributes): Likewise.
886 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
887 RID_DFLOAT64, RID_DFLOAT128.
888 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
889 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
890 (shorten_compare): Convert DFP/BFP operands to a common type.
891 (c_common_modes_and_builtins): Register built-in decimal float
892 types if the target supports them.
893 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
894 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
895 inf, nan, finite, isinf and isnan builtins.
896 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
897 (builtin_define_float_constants): Assert non-decimal radix.
898 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
899 Call builtin_define_decimal_float_constants for each type.
900 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
901 flags. Use real_from_string3, which can handle binary or decimal
903 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
904 cts_dfloat64, cts_dfloat128.
905 * tree.c (build_common_tree_nodes_2): Add decimal float types.
906 * tree.h (enum tree_index): Add new enumeration values
907 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
908 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
909 (dfloat32_type_node): New macro.
910 (dfloat64_type_node, dfloat128_type_node): Likewise.
911 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
912 (dfloat128_ptr_type_node): Likewise.
913 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
914 bit decimal floating point types with "df", "dd" and "dl".
915 * c-format.h (enum format_lengths): Add new enumeration values
916 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
917 * c-format.c (printf_length_specs, scanf_length_specs): Add
918 entries for H, D, DD.
919 (print_char_table, scan_char_table): Use new entries.
920 (asm_fprintf_char_table, gcc_diag_char_table,
921 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
923 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
924 (DECIMAL64_TYPE_SIZE): Likewise.
925 (DECIMAL128_TYPE_SIZE): Likewise.
926 (TARGET_DEC_EVAL_METHOD): Likewise.
927 * doc/extend.texi (Decimal Float): New node.
928 (Constructing Calls): Document decimal float built-ins.
929 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
930 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
931 * ginclude/decfloat.h: New file.
933 2005-12-16 Alan Modra <amodra@bigpond.net.au>
935 * reload.c (find_reloads): Fix comment typo.
936 * recog.h (recog_memoized): Correct comment.
938 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
940 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
941 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
942 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
943 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
944 * doc/invoke.texi, doc/tm.texi: Fix typos.
946 2005-12-16 Ben Elliston <bje@au.ibm.com>
948 * real.c (decimal_quad_format): Correct values for emin, emax.
950 2005-12-15 DJ Delorie <dj@redhat.com>
952 * config/m32c/predicates.md (m32c_psi_scale): New.
953 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
954 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
956 2005-12-16 Jan Hubicka <jh@suse.cz>
958 PR rtl-optimization/25224
959 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
962 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
963 Steven Bosscher <stevenb@suse.de>
965 * loop-invariant.c (df): New global variable.
966 (find_defs, check_dependencies, find_invariant_insn, record_uses,
967 find_invariants_bb, find_invariants_body, find_invariants,
968 find_invariants_to_move, move_invariants, free_inv_motion_data,
969 move_single_loop_invariants, move_loop_invariants): Do not pass df in
972 2005-12-15 Jakub Jelinek <jakub@redhat.com>
974 * varasm.c (default_unique_section_1): Use special section
975 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
977 2005-12-16 Ben Elliston <bje@au.ibm.com>
979 * doc/invoke.texi (Warning Options): Document -Walways-true being
982 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
985 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
986 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
987 __floatunditf): Use #error if type sizes don't match requirements
989 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
990 as wider floating-point type. Use #error if type sizes don't
991 match requirements of implementation. Avoid overflow in computing
992 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
993 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
994 (__floatundisf, __floatundidf): Likewise.
995 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
996 * config/ia64/ia64.c (ia64_init_libfuncs): Use
997 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
998 TFmode-TImode conversions.
999 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1001 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1003 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1004 Use builtin_define_with_int_value() instead of
1005 adding a new check for every new major FreeBSD version.
1007 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1009 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1011 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1013 * config/arm/predicates.md (call_memory_operand): New.
1014 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1016 2005-12-15 Andrew Haley <aph@redhat.com>
1018 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1019 against prev_cache_entry == NULL when moving a cache entry to the
1022 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1024 * config/mt/mt.c (mt_override_options): Require lower case
1025 architectures. Revert accidental default to ms2.
1026 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1027 ENDFILE_SPEC): Require lower case architectures. Revert default
1030 * doc/invoke.texi (MT Options): Rename and update.
1031 * doc/md.texi (MorphoTech family): Rename and update.
1033 2005-12-15 Olivier Hainque <hainque@adacore.com>
1035 * stor-layout.c (layout_type): Don't complain about a too small
1036 an array element type size compared to its alignment when the
1039 2005-12-15 Jan Hubicka <jh@suse.cz>
1042 * i386.c (classify_argument): Properly adjust offset of bitfield for
1045 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1047 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1048 between the hot and cold sections. Use current_function_section
1049 to get the new section.
1050 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1051 determine whether we are assembling hot or cold code.
1052 (secname_for_decl, dwarf2out_var_location): Likewise.
1053 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1054 * varasm.c (last_text_section): Delete.
1055 (in_cold_section_p): New variable.
1056 (hot_function_section): New function.
1057 (current_function_section): Pass in_cold_section_p as the
1058 reloc argument to select_section. Use it to decide between
1059 unlikely_function_section and hot_function_section.
1060 (assemble_start_function): Use switch_to_section. Set
1061 in_cold_section_p instead of last_text_section.
1062 (assemble_end_function): Use switch_to_section.
1063 (switch_to_section): Don't set last_text_section.
1064 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1065 argument to make the right choice between hot and cold sections.
1067 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1069 Second part of MS1->MT renaming
1070 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1071 (movqi, movhi): Call mt_set_memflags.
1072 (*movdf_internal): Call mt_split_words.
1073 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1075 (cmpsi): Store to mt_compare_op[01].
1076 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1077 bungt, bunle, bunlt): Call mt_emit_cbranch.
1078 (prologue): Call mt_expand_prologue.
1079 (epilogu): Call mt_expend_epilogue.
1080 (eh_return): Call mt_expand_eh_return.
1081 (eh_epilogue): Call me_emit_eh_epilogue.
1082 (conditional_trap): Store to mt_compare_op[01].
1083 * config/mt/crti.asm: Adjust comment.
1084 * config/mt/crtn.asm: Adjust comment.
1085 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1086 (mt_compare_op0, mt_compare_op1): Renamed.
1087 (current_frame_info, zero_frame_info): Adjust type.
1088 (mt_ucmpsi3_libcall): Renamed.
1089 (mt_flag_delayed_branch): Renamed.
1090 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1091 (mt_nops_required, mt_nop_reasons): Renamed.
1092 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1093 mt_debug_stack, mt_print_operand_simple_address,
1094 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1095 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1096 mt_function_arg_advance, mt_arg_partial_bytes,
1097 mt_pass_by_reference, mt_function_arg_boundary,
1098 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1099 mt_legitimate_address_p): Renamed, adjusted.
1101 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1102 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1103 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1104 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1105 mt_expand_eh_return, mt_emit_eh_prologue,
1106 mt_handl_interrupt_attribute): Renamed, adjusted.
1107 (mt_attribute_table): Renamed, adjusted.
1108 (mt_initial_elimination_offset, mt_generate_compare,
1109 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1110 mt_secondary_reload_class, mt_function_value, mt_split_words,
1111 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1112 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1113 (mt_labels): Renamed.
1114 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1115 mt_machine_reorg): Renamed, adjusted.
1116 (mt_attribute_table: Renamed.
1117 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1118 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1119 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1120 * config/mt/mt.opt (march): Set mt_cpu_string.
1121 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1122 (TARGET_CPU_CPP_BUILTINS): Adjust.
1123 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1124 TARGET_MS2): Adjust.
1125 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1126 (MT_MIN_INT): Renamed.
1127 (RETURN_ADDR_RTX): Adjust.
1128 (struct mt_frame_info): Renamed.
1129 (current_frame_info): Adjust type.
1130 (INITIAL_ELIMINATION_OFFSET): Adjust.
1131 (MT_NUM_ARG_REGS): Renamed.
1132 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1133 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1134 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1135 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1136 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1137 (mt_compare_op0, mt_compare_op1): Renamed.
1138 * config/mt/mt-protos.h: Rename prototypes.
1140 2005-12-15 Richard Guenther <rguenther@suse.de>
1142 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1143 (get_ref_base_and_extent): Declare.
1144 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1145 (get_ref_base_and_extent): New function.
1146 * tree-ssa-alias.c (find_used_portions): Use it.
1147 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1149 * tree-ssa-operands.c (get_expr_operands): Likewise.
1151 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1153 * combine.c: Remove force_to_mode's fourth parameter.
1154 (force_to_mode): Do not handle REG.
1155 (canon_reg_for_combine): New.
1156 (make_field_assignment): Use it where the removed argument was non-NULL.
1158 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1161 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1162 error_mark_node. Make alignment params unsigned.
1163 * config/rs6000/rs6000-protos.h
1164 (rs6000_special_round_type_align): Update prototype.
1165 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1167 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1169 PR rtl-optimization/25310
1170 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1171 of the eliminable register when substituting into a PLUS.
1173 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1176 * config/i386/i386.c (ix86_force_to_memory): Always use
1177 SImode push for HImode in -m32.
1178 (ix86_free_from_memory): Likewise.
1180 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1182 * gcc/config/arm/arm.md: Provide a big-endian version of the
1183 (zero_extend:SI (subreg:QI ...)) splitter.
1185 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1187 * struct-equiv.c (note_local_live): Handle hard regs with different
1190 2005-12-14 Jeff Law <law@redhat.com>
1192 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1193 to a structure containing state rather than a pointer to bool.
1194 (case ARRAY_REF): New code to handle folding some array references.
1195 (case ADDR_EXPR): Note when we are processing expressions found
1196 within an ADDRE_EXPR.
1197 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1198 for state variables rather than just a pointer to a boolean.
1199 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1200 handling of constant string references.
1202 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1204 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1205 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1206 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1207 Move other tst* patterns to retain partial order.
1209 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1211 * config/s390/s390.md ("d0", "1"): New mode attributes.
1212 ("<shift>di3", "<shift>si3"): Merge.
1213 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1214 ("ashrdi3", "ashrsi3"): Merge.
1215 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1216 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1217 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1218 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1219 ("*ashrdi3", "*ashrsi3"): Merge.
1220 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1222 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1224 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1225 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1226 ("*extendqidi2", "*extendqisi2") Merge.
1227 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1228 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1229 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1230 Move some patterns to retain partial ordering.
1232 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1234 * config/s390/s390.md ("atype", "length"): Rewrite.
1235 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1237 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1239 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1241 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1243 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1244 PARALLELs with a mode.
1246 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1248 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1249 cond_expr parameter.
1251 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1253 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1255 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1259 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1262 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1264 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1268 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1269 DECL_P, call get_section rather than get_named_section. Supply
1270 section flags to it.
1272 2005-12-14 Ben Elliston <bje@au.ibm.com>
1274 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1275 for addresses converted to booleans; not just function addresses.
1276 * c-typeck.c (build_binary_op): Warn for address comparisons which
1277 can never be NULL (eg. func == NULL or &var == NULL).
1278 * common.opt (Walways-true): New option.
1279 * c-opts.c (c_common_handle_option): Set it with -Wall.
1280 * doc/invoke.texi: Document it.
1282 2005-12-13 Paul Brook <paul@codesourcery.com>
1284 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1285 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1287 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1289 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1290 (EXTRA_MULTILIB_PARTS): Define.
1292 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1294 PR rtl-optimization/20070 / part1
1295 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1296 count_or_remove_death_notes with kill == -1.
1297 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1298 registers if PROP_POST_REGSTACK is set.
1299 (mark_used_reg): Likewise.
1300 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1301 REG_UNUSED notes for stack regs.
1302 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1303 to match rtx_equiv_p machinery. Change caller.
1304 (outgoing_edges_match): Likewise.
1305 (try_crossjump_to_edge): Use struct_equiv_block_eq
1306 instead of flow_find_cross_jump.
1307 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1308 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1309 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1310 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1311 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1312 (insns_match_p): Update prototype.
1313 (flow_find_cross_jump): Remove prototype.
1314 (struct_equiv_block_eq, struct_equiv_init): Declare.
1315 (rtx_equiv_p, condjump_equiv_p): Likewise.
1316 * struct-equiv.c: Include reload.h.
1317 (IMPOSSIBLE_MOVE_FACTOR): Define.
1318 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1319 (struct_equiv_improve_checkpoint): Likewise.
1320 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1321 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1322 (struct_equiv_merge, find_dying_input): Likewise.
1323 (resolve_input_conflict, note_local_live): Likewise.
1324 (death_notes_match_p): Change parameters and processing
1325 to match rtx_equiv_p machinery. Change caller.
1326 (insns_match_p): Likewise.
1327 (flow_find_cross_jump): Replace with:
1328 (struct_equiv_block_eq).
1330 Back out this change:
1331 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1332 * recog.c (verify_changes): Make it static.
1333 * recog.h: Remove the corresponding prototype.
1335 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1337 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1340 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1342 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1343 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1344 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1345 TARGET_MS1_64_001 appropriately.
1346 (ms1_machine_reorg): Use TARGET_MS2.
1348 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1352 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1353 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1354 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1355 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1356 Set mode to SI, adjust constraints.
1357 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1358 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1361 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1363 * c-cppbuiltin.c (builtin_define_float_constants): Add
1364 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1365 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1366 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1367 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1368 to "((double)%sL)" otherwise "%s".
1370 2005-12-13 Paul Brook <paul@codesourcery.com>
1372 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1375 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1377 * tree-flow.h: Allow compilation with a C++ compiler.
1378 (struct edge_prediction): Prefix all field names with "ep_".
1379 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1380 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1381 (remove_predictions_associated_with_edge): Likewise.
1383 2005-12-12 Jeff Law <law@redhat.com>
1385 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1387 * passes.c (init_optimization_passes): Run reassociation again
1388 after loop optimizations.
1390 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1392 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1394 (optimize_stmt): Ditto.
1395 (canonicalize_comparison): New function.
1396 * tree-ssa-operands.c (swap_tree_operands): Make external.
1397 (get_expr_operands): Stop auto-canonicalization.
1398 * tree-ssa-reassoc.c: Rewrite.
1399 (init_optimization_passes):
1400 * tree-flow.h (swap_tree_operands): Prototype.
1401 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1403 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1405 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1406 indicate function epilogue has been output.
1407 (pa_asm_output_mi_thunk): Likewise.
1408 (output_deferred_plabels): Put plabels in readonly data section when
1409 not generating PIC code.
1410 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1411 information. Add assert.
1412 (som_output_comdat_data_section_asm_op): New function.
1413 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1414 instead of output_section_asm_op for COMDAT sections.
1416 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1418 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1419 Fix whitespace in vincinity of to-be-installed changes.
1420 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1421 (insns_match_p): Likewise.
1423 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1425 * config.gcc (ms1): Replace with ...
1427 * config/ms1: Rename to ...
1428 * config/mt: ... here. Rename ms1 files to mt.
1429 * config/mt/mt.c: Adjust gt-mt.h #include.
1430 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1431 (crti.o, crtn.o): Adjust file names.
1433 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1435 * varray.h: Allow compilation with a C++ compiler.
1436 (union varray_data_tag): Prefix all field names with "vdt_".
1437 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1438 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1439 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1440 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1441 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1442 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1443 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1444 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1445 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1446 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1447 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1448 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1449 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1450 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1451 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1452 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1453 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1454 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1455 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1456 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1457 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1458 VARRAY_TOP_TREE_PTR): Likewise.
1459 * varray.c (varray_grow): Likewise.
1460 (varray_clear): Likewise.
1462 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1465 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1466 alignment to doubleword if the first field is a double array.
1467 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1469 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1471 * tree-ssa-structalias.c (process_constraint): Remove code to
1472 transform addressofs into scalar.
1473 (create_variable_info_for): In whole-program IPA, globals don't
1474 point to ANYTHING by default.
1476 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1478 * timevar.def (TV_IPA_PTA): New.
1479 * tree-pass.h (pass_ipa_pta): New
1480 * tree-ssa-structalias.c: Include cgraph.h
1482 (predbitmap_obstack): New.
1483 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1484 (struct constraint_stats): Add num_edges.
1485 (new_var_info): Don't call bitmap_clear.
1486 (struct constraint_edge): Update docs.
1487 (new_constraint_edge): Remove src param.
1488 (struct constraint_graph): Add zero_weight_succs,
1489 zero_weight_preds. Update docs.
1490 (constraint_expr_equal): Reformat.
1491 (constraint_edge_equal): Update for removal of src.
1492 (constraint_edge_less): Ditto.
1493 (constraint_edge_vec_find): Ditto.
1494 (erase_graph_self_edge): Update for removal of src and and zero
1496 (clear_edges_for_node): Ditto.
1497 (add_graph_edge): Ditto.
1498 (get_graph_weights): Ditto.
1499 (allocate_graph_weights): Ditto.
1500 (merge_graph_nodes): Ditto.
1501 (int_add_graph_edge): Ditto.
1502 (valid_graph_edge): Ditto.
1503 (valid_weighted_graph_edge): Ditto.
1504 (build_constraint_graph): Ditto.
1506 (collapse_nodes): Ditto.
1507 (process_unification_queue): Ditto.
1508 (topo_visit): Ditto.
1509 (solve_graph): Ditto.
1510 (do_structure_copy): Ditto.
1511 (perform_var_substitution): Ditto.
1512 Init and release obstack.
1513 (handle_ptr_arith): Try to resolve directly.
1514 (find_func_aliases): Don't call update_alias_info here
1515 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1516 (do_sd_constraint): Add code for propagating faster.
1518 (do_ds_constraint): Ditto.
1519 (count_num_arguments): New function.
1520 (create_function_info_for): Ditto.
1521 (create_variable_info_for): Handle FUNCTION_DECL.
1522 (intra_create_variable_infos): Use make_constraint_to_anything.
1523 (init_alias_vars): Init obstacks here.
1524 (need_to_solve): Handle zero weight graph changes.
1525 (compute_points_to_sets): Call update_alias_info here.
1526 (delete_points_to_sets): Free zero weight preds/succs here.
1527 (gate_ipa_pta): New.
1528 (ipa_pta_execute): New
1530 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1532 * tree-ssa-structalias.c (var_anyoffset): Removed.
1533 (anyoffset_tree): Ditto.
1534 (anyoffset_id): Ditto.
1535 (do_deref): Take vector of constraints, no return value.
1536 Update to work on vector.
1537 (get_constraint_for): Ditto.
1538 (get_constraint_for_component_ref): Ditto.
1539 (do_structure_copy): Ditto.
1540 (handle_ptr_arith): Ditto.
1541 (find_func_aliases): Ditto.
1542 (set_uids_in_ptset): Remove anyoffset handling.
1543 (init_base_vars): Ditto.
1545 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1548 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1549 DECL_EXTERNAL functions have no bodies. Tidy.
1551 2005-12-10 Andreas Schwab <schwab@suse.de>
1553 * except.c (switch_to_exception_section): Only define if
1554 TARGET_UNWIND_INFO is not defined.
1556 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1558 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1559 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1561 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1563 * output.h (init_section, fini_section): Delete.
1564 * varasm.c (init_section, fini_section): Delete.
1565 (init_varasm_once): Don't initialize them.
1566 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1567 there are no corresponding varasm.c variables.
1569 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1571 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1572 of EH_FRAME_SECTION_NAME into...
1573 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1574 if it is still null.
1575 * except.c (default_exception_section): Delete, moving most
1577 (switch_to_exception_section): ...this new function. Set
1578 exception_section if it is still null, then switch to it.
1579 (output_function_exception_table): Use switch_to_exception_section.
1580 * varasm.c (exception_section, eh_frame_section): Update comments.
1581 (get_section): Hoist use of SECTION_NAMED.
1582 (init_varasm_once): Don't set exception_section and eh_frame_section.
1583 * output.h (default_exception_section): Delete.
1584 (default_eh_frame_section): Delete.
1586 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1588 * config/bfin/bfin.c: Include "cgraph.h".
1589 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1590 Return the reg that holds the pointer to the GOT.
1591 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1592 doing stack checking.
1594 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1596 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1597 recompute_tree_invarant_for_addr_expr.
1598 Update uses everywhere.
1600 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1602 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1603 (MULTILIB_DIRNAMES): Define.
1605 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1608 * config/s390/s390.c (struct s390_address): New field literal_pool.
1609 (s390_decompose_address): Compute literal_pool field. Do not
1610 assume register %r13 is always (and solely) used as pool base.
1611 (s390_extra_constraint_str): Use literal_pool field.
1613 2005-12-09 Thiemo Seufer <ths@networkno.de>
1615 * config/mips/mips.c (override_options): Don't allow too small
1616 integers in FP registers.
1618 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1620 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1621 targetm.binds_local_p to check for local function calls.
1623 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1626 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1627 call_used_regs can't be used to save reg in another reg.
1629 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1630 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1632 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1634 * except.c (output_ttype): Likewise.
1635 * tree-object-size.c (collect_object_sizes_for): Likewise.
1636 (check_for_plus_in_loops_1): Likewise.
1637 (check_for_plus_in_loops): Likewise.
1638 (compute_object_sizes): Use gcc_unreachable instead of abort.
1640 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1642 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1643 (loop_end, loop_init, doloop_end): New insns.
1644 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1645 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1646 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1647 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1648 * config/ms1/ms1.c: #include basic-block.h
1649 (struct machine_function): Add has_loops field.
1650 (ms1_add_loop): New.
1651 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1652 (struct loop_info, struct loop_work): New.
1653 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1654 (ms1_reorg_loops): New loop optimization.
1655 (ms1_machine_reorg): Call it.
1656 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1658 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1660 PR tree-optimization/25248
1661 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1662 evolution_of_loop from the failed attempt. Remove handling
1665 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1667 * tree.h (DECL_EXTERNAL): Clarify documentation.
1669 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1670 Jakub Jelinek <jakub@redhat.com>
1673 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1674 argument. Don't drop outer ANDs.
1675 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1676 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1678 * config/s390/predicates.md (setmem_operand): Remove.
1679 (shift_count_operand): Rename to...
1680 (shift_count_or_setmem_operand): ... this. Adjust
1681 s390_decompose_shift_count caller.
1682 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1683 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1684 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1685 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1686 rotl<mode>3_and, setmem_long_and): New insns.
1687 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1688 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1689 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1690 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1691 of shift_count_operand.
1692 (setmem_long): Use shift_count_or_setmem_operand instead of
1695 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1696 Andreas Tobler <a.tobler@schweiz.ch>
1698 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1701 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1703 * expr.c (force_operand): Use convert_to_mode for conversions.
1705 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1707 * reload.h (reg_equiv_invariant): Declare.
1708 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1709 register also when reg_equiv_invariant[R] is set.
1711 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1712 Andreas Tobler <a.tobler@schweiz.ch>
1714 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1716 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1718 * tree-ssa-pre.c (bitmap_set_and): New function.
1719 (bitmap_set_and_compl): New function.
1720 (bitmap_set_empty_p): New function.
1721 (insert_extra_phis): New function.
1722 (compute_avail): Use insert_extra_phis.
1724 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1726 * config/s390/s390.c (s390_expand_atomic): New function.
1727 Adjust comment of helper functions.
1728 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1729 * config/s390/s390.md ("ATOMIC"): New code macro.
1730 ("atomic"): Corresponding new code attribute.
1731 ("sync_lock_test_and_set[hq]i",
1732 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1734 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1736 * config/s390/s390.c (s390_expand_mask_and_shift,
1737 struct alignment_context, init_alignment_context,
1738 s390_expand_cs_hqi): New.
1739 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1740 * config/s390/s390.md ("sync_compare_and_swaphi",
1741 "sync_compare_and_swapqi"): New pattern.
1743 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1745 Fix PR tree-optimization/25291
1746 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1747 redundant and crashing check.
1749 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1752 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1753 tests further when !strict && reload_in_progress.
1754 (print_operand): Check that both operands of indexed address are regs.
1755 (print_operand_address): Likewise.
1756 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1757 (INT_REG_OK_FOR_BASE_P): Correct.
1759 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1761 Preparation for PR rtl-optimization/20070 / part1
1762 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1763 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1764 outgoing_edges_match.
1765 (outgoing_edges_match): Use condjump_equiv_p.
1766 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1768 * struct-equiv.c: New file.
1769 (death_notes_match_p) New function, broken out of insns_match_p.
1770 * Makefile.in (OBJS-common): Add struct-equiv.o.
1771 (struct-equiv.o): New target.
1773 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1775 * coretypes.h: Revert previous change.
1776 * config/darwin.h: Revert previous reversion.
1777 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1779 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1781 * coretypes.h (section): Provide dummy definition for target files.
1782 * config/darwin.h: Revert previous change.
1784 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1786 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1787 * configure.ac: Remove all.build and install-normal from target_list
1788 * configure: Regenerate.
1789 * Makefile.in (install): Don't depend on install-normal.
1791 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1793 * Makefile.in: Document the use of stamps.
1795 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1797 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1798 * Makefile.in: Add code to compute some dependencies on s-gtype
1799 automatically. Remove the declaration of those dependencies.
1801 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1803 * gcc/reload.c (push_secondary_reload): Fix typo:
1804 s/insn_constraint/scratch_constraint/.
1806 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1808 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1810 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1812 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1813 (alpha_elf_select_rtx_section): Return the selected section rather
1814 than emitting assembly code.
1815 (alpha_write_linkage): Emit a ".link" directive directly and then
1816 set in_section to NULL.
1817 (vms_asm_out_constructor): Use switch_to_section.
1818 (vms_asm_out_destructor): Likewise.
1819 (unicosmk_output_common): Set in_section to NULL instead of calling
1820 the dummy common_section function.
1821 (unicosmk_text_section): Delete in favor of...
1822 (unicosmk_output_text_section_asm_op): ...this new function.
1823 (unicosmk_data_section): Delete in favor of...
1824 (unicosmk_output_data_section_asm_op): ...this new function.
1825 (unicosmk_init_sections): New function.
1826 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1827 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1828 the dummy ssib_section function.
1829 (unicosmk_section_buf): Delete.
1830 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1831 (unicosmk_data_section): Delete.
1832 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1833 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1834 (SECTION_FUNCTION_TEMPLATE): Delete.
1835 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1836 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1837 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1838 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1839 (TARGET_ASM_INIT_SECTIONS): Define.
1840 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1841 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1842 (link_section, literals_section): Delete.
1843 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1844 set in_section to NULL.
1846 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1847 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1848 (COMMON_SECTION): Delete.
1849 (TARGET_ASM_INIT_SECTIONS): Define.
1850 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1851 the dummy common_section function.
1852 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1853 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1854 between readonly_data_section and text_section to check whether
1855 read-only data is being put in the text section.
1856 (arm_output_function_epilogue): Use switch_to_section.
1857 (arm_elf_asm_constructor): Likewise.
1858 (thumb_call_via_reg): Replace call to in_text_section with
1859 a comparison between in_section and text_section.
1860 (arm_file_end): Use switch_to_section.
1861 (aof_text_section): Delete in favor of...
1862 (aof_output_text_section_asm_op): ...this new function.
1863 (aof_data_section): Delete in favor of...
1864 (aof_output_data_section_asm_op): ...this new function.
1865 (aof_asm_init_sections): New function.
1866 (zero_init_section): Moved from config/arm/aof.h.
1867 (aof_dump_imports, aof_file_start): Use switch_to_section.
1868 * config/arm/arm.h (thumb_call_via_label): Update comment.
1869 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1870 (common_section): Delete.
1871 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1872 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1873 global switch_to_section function instead of the old port-local one.
1874 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1875 (SWITCH_TO_SECTION_FUNCTION): Delete.
1876 (drectve_section): Redefine as a macro.
1877 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1878 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1881 * config/avr/avr.c (progmem_section): New variable.
1882 (avr_output_progmem_section_asm_op): New function.
1883 (avr_asm_init_sections): New function.
1884 (avr_output_addr_vec_elt): Use switch_to_section.
1885 * config/avr/avr.h (progmem_section): Declare.
1886 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1887 (READONLY_DATA_SECTION): Delete.
1888 (TARGET_ASM_INIT_SECTIONS): Define.
1889 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1890 * config/avr/avr-protos.h (progmem_section): Delete.
1892 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1894 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1895 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1897 * config/darwin-sections.def: New file.
1898 * config/darwin.c: Define all sections in darwin-sections.def.
1899 (output_objc_section_asm_op, darwin_init_sections): New functions.
1900 (machopic_output_indirection): Use switch_to_section.
1901 (machopic_select_section): Return the selected section rather than
1902 emitting assembly code. Replace the static function table with
1903 inline conditional expressions. Update the tests of last_text_section
1904 and move them into the FUNCTION_DECL block.
1905 (machopic_select_rtx_section): Return the selected section rather than
1906 emitting assembly code.
1907 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1908 (darwin_file_end): Use switch_to_section.
1909 * config/darwin.h: Use darwin-sections.def to declare sections.
1910 (INIT_SECTION_ASM_OP): Remove empty definition.
1911 (HAS_INIT_SECTION): Define this instead.
1912 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1913 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1914 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1915 (TARGET_ASM_INIT_SECTIONS): Define.
1916 * config/darwin-protos.h (darwin_init_sections): Declare.
1917 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1918 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1919 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1920 (constructor_section, destructor_section, mod_init_section): Delete.
1921 (mod_term_section): Delete.
1922 (darwin_exception_section, darwin_eh_frame_section): Delete.
1923 (machopic_select_section): Return a section.
1924 (machopic_select_rtx_section): Likewise.
1925 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1926 (const_section, const_coal_section, const_data_section): Delete.
1927 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1928 (literal4_section, literal8_section, constructor_section): Delete.
1929 (mod_init_section, mod_term_section, destructor_section): Delete.
1930 (objc_class_section, objc_meta_class_section, objc_category_section)
1931 (objc_class_vars_section, objc_instance_vars_section): Delete.
1932 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1933 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1934 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1935 (objc_symbols_section, objc_module_info_section): Delete.
1936 (objc_image_info_section, objc_protocol_section): Delete.
1937 (objc_string_object_section, objc_constant_string_object_section)
1938 (objc_class_names_section, objc_meth_var_names_section): Delete.
1939 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1940 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1941 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1942 (darwin_exception_section, darwin_eh_frame_section): Delete.
1943 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1945 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1946 (frv_asm_out_destructor): Likewise.
1947 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1948 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1949 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1951 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1952 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1953 (data_section): Delete.
1955 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1956 (DRECTVE_SECTION_FUNCTION): Delete.
1957 (drectve_section): Redefine as a macro that sets in_section after
1958 emitting the directive.
1959 (SWITCH_TO_SECTION_FUNCTION): Delete.
1960 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1961 in_text_section with comparison between in_section and text_section.
1962 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1963 rather than emitting assembly code. Use get_named_section.
1964 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1966 (machopic_output_stub): Use switch_to_section.
1967 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1968 (nwld_named_section_asm_out_destructor): Use get_section and
1971 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1972 rather than emitting assembly code.
1973 (ia64_rwreloc_select_section): Likewise.
1974 (ia64_rwreloc_select_rtx_section): Likewise.
1975 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1976 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1978 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1979 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1981 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1982 section rather than emitting assembly code.
1983 (iq2000_select_section): Likewise.
1984 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1985 (sbss_section): Delete.
1987 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1988 and get_named_section.
1989 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1991 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1992 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1993 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1994 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1996 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1997 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1998 global switch_to_section function instead of the old port-local one.
1999 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2000 (SWITCH_SECTION_FUNCTION): Delete.
2001 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2002 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2003 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2004 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2006 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2007 global switch_to_section function instead of the old port-local one.
2008 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2010 * config/mips/mips.c (mips_file_start): Update comment.
2011 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2012 (mips_output_aligned_decl_common): Use switch_to_section.
2013 (mips_select_rtx_section): Return the section rather than emitting
2014 assembly code. Use get_named_section.
2015 (mips_function_rodata_section: Likewise get_section.
2016 (build_mips16_function_stub): Use switch_to_section.
2017 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2018 (SDATA_SECTION_ASM_OP): Delete.
2019 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2020 (EXTRA_SECTION_FUNCTIONS): Delete.
2022 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2023 (mmix_asm_output_aligned_local): Use switch_to_section.
2025 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2026 (som_one_only_readonly_data_section): New variables.
2027 (pa_output_function_epilogue): Set in_section to NULL instead of
2028 calling forget_section.
2029 (output_deferred_plabels): Use select_section.
2030 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2031 of calling forget_section.
2032 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2033 (pa_asm_output_aligned_local): Use select_section.
2034 (som_text_section_asm_op): Delete in favor of...
2035 (som_output_text_section_asm_op): ...this new function.
2036 (pa_som_asm_init_sections): New function.
2037 (pa_select_section): Return the section rather than emitting
2039 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2040 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2041 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2042 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2043 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2044 (som_readonly_data_section, som_one_only_readonly_data_section)
2045 (som_one_only_data_section, forget_section): Delete.
2046 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2047 (TARGET_ASM_INIT_SECTIONS): Define.
2048 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2050 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2051 (private_data_section, read_only_private_data_section): New variables.
2052 (sdata2_section, toc_section): New variables.
2053 (rs6000_file_start): Use switch_to_section.
2054 (rs6000_assemble_integer): Use comparisons against in_section
2055 instead of calling in_toc_section and in_text_section. Use
2056 unlikely_text_section_p.
2057 (rs6000_elf_output_toc_section_asm_op): New function, derived
2058 from the old rs6000/sysv4.h toc_section function.
2059 (rs6000_elf_asm_init_sections): New function.
2060 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2061 the section rather than emitting assembly code.
2062 (machopic_output_stub): Use switch_to_section.
2063 (toc_section): Delete dummy function.
2064 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2065 switch_to_section and get_section.
2066 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2067 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2068 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2069 the old rs6000/xcoff.h toc_section function.
2070 (rs6000_xcoff_asm_init_sections): New function.
2071 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2072 the section rather than emitting assembly code.
2073 (rs6000_xcoff_file_start): Use switch_to_section.
2074 (rs6000_xcoff_file_end): Likewise.
2075 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2076 (sdata2_section, sbss_section, private_data_section): Delete.
2077 (read_only_data_section, read_only_private_data_section): Delete.
2078 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2079 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2080 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2081 (FINI_SECTION_FUNCTION): Delete.
2082 (TARGET_ASM_INIT_SECTIONS): Define.
2083 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2084 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2085 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2086 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2087 (READONLY_DATA_SECTION): Delete.
2088 (TARGET_ASM_INIT_SECTIONS): Define.
2089 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2090 to NULL rather than no_section.
2091 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2093 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2095 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2096 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2097 from call to current_function_section.
2099 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2100 (bss100_section): New variable.
2101 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2102 (xstormy16_asm_init_sections): New function.
2103 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2104 switch_to_section and get_section.
2105 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2106 from calls to current_function_section.
2107 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2108 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2109 (TARGET_ASM_INIT_SECTIONS): Define.
2110 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2112 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2113 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2114 (FINI_SECTION_FUNCTION): Delete.
2116 * config/v850/v850.c: Include gt-v850.h.
2117 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2118 (zbss_section): New variables.
2119 (v850_output_aligned_bss): Use switch_to_section.
2120 (v850_asm_init_sections): New function.
2121 (v850_select_section): Return the section rather than emitting
2123 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2124 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2125 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2126 (TARGET_ASM_INIT_SECTIONS): Define.
2127 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2128 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2129 (zbss_section): Delete.
2131 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2133 * config/vx-common.h (vxworks_exception_section): Delete.
2134 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2136 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2137 section rather than emitting assembly code.
2138 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2141 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2142 * coretypes.h (section): New union and typedef.
2143 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2144 from call to current_function_section.
2145 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2146 (dbxout_symbol_location): Use switch_to_section.
2147 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2148 most of the code into...
2149 (default_eh_frame_section): ...here. Return a section.
2150 (collect2_eh_frame_section): Delete, moving most of the code into..
2151 (switch_to_eh_frame_section): ...this new function.
2152 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2153 (debug_macinfo_section, debug_line_section, debug_loc_section)
2154 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2156 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2157 eh_frame_section. Use switch_to_section and get_section.
2158 (dwarf2out_begin_prologue): Use switch_to_section.
2159 (AT_string_form): Check the flags in debug_str_section instead of
2160 DEBUG_STR_SECTION_FLAGS.
2161 (output_comp_unit): Use switch_to_section, get_section, and
2163 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2164 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2165 from call to current_function_section.
2166 (dwarf2out_var_location): Use unlikely_text_section_p.
2167 (dwarf2out_source_line): Use switch_to_section. Remove argument
2168 from call to current_function_section.
2169 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2170 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2171 debug_macinfo_section.
2172 (dwarf2out_init): Initialize the new section variables. Use them
2173 instead of calls to named_section_flags. Use switch_to_section.
2174 (output_indirect_string): Use switch_to_section and debug_str_section.
2175 (dwarf2out_finish): Use switch_to_section and the new section
2177 * except.c (default_exception_section): Return the section instead
2178 of emitting assembly code.
2179 (output_function_exception_table): Use the global exception_section
2180 variable instead of the target hook. Use switch_to_section. Remove
2181 argument from call to current_function_section.
2182 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2183 (shorten_branches): Use pointer comparisons to detect whether the
2184 text section is the same as readonly_data_section.
2185 (profile_function): Use switch_to_section. Remove argument from
2186 call to current_function_section.
2187 (final_scan_insn): Likewise. Update use of last_text_section.
2188 * gengtype.c (open_base_files): Add an include of output.h.
2189 * output.h (text_section, data_section, readonly_data_section)
2190 (ctors_section, dtors_section, bss_section, init_section)
2191 (fini_section, sdata_section): Turn into section pointers.
2192 (in_text_section, in_unlikely_text_section, exports_section)
2193 (drectve_section, named_section, mergeable_string_section)
2194 (last_text_section_name): Delete.
2195 (default_exception_section, default_eh_frame_section): Return sections.
2196 (SECTION_DECLARED, SECTION_NAMED): New macros.
2197 (SECTION_MACH_DEP): Bump value.
2198 (section_common, named_section, unnamed_section): New structures.
2199 (unnamed_section_callback): New typedef.
2200 (section): New union.
2201 (sbss_section, exception_section, eh_frame_section): New variables.
2202 (in_section, last_text_section): Turn into section pointers.
2203 (get_unnamed_section, get_section, get_named_section): New functions.
2204 (mergeable_constant_section, function_section): Return a section.
2205 (unlikely_text_section): Likewise.
2206 (current_function_section): Likewise. Remove the decl argument.
2207 (unlikely_text_section_p, switch_to_section): New functions.
2208 (output_section_asm_op): New function.
2209 (set_named_section_flags, named_section_flags, named_section_real)
2210 (named_section_first_declaration): Delete.
2211 (default_select_section, default_elf_select_section): Return a section.
2212 (default_elf_select_section_1, default_function_rodata_section)
2213 (default_no_function_rodata_section, default_select_rtx_section)
2214 (default_elf_select_rtx_section): Likewise.
2215 * rtl.h (in_data_section): Delete.
2216 * sdbout.c (sdbout_one_type): Use switch_to_section.
2217 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2218 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2219 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2220 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2221 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2222 (TARGET_ASM_OUT): Update after above changes.
2223 * target.h (init_sections): New hook.
2224 (exception_section, eh_frame_section): Delete.
2225 (select_section, select_rtx_section, function_rodata_section): Return
2226 a section rather than emitting assembly code.
2227 * varasm.c (text_section, data_section, readonly_data_section)
2228 (ctors_section, dtors_section, bss_section, init_section)
2229 (fini_section): Turn into section pointers.
2230 (sdata_section, sbss_section, exception_section): New variables.
2231 (eh_frame_section): New variable.
2232 (in_section): Make global and turn into a section pointer.
2233 (last_text_section): Turn into a section pointer.
2234 (unnamed_sections): New variable.
2235 (in_named_name, last_text_section_name): Delete.
2236 (EXTRA_SECTION_FUNCTIONS): Delete.
2237 (in_named_entry): Delete.
2238 (section_htab): New variable, replacing...
2239 (in_named_htab): ...this deleted variable.
2240 (section_entry_eq, section_entry_hash): New functions, based on...
2241 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2242 (get_unnamed_section, get_section): New functions.
2243 (unlikely_text_section): Return a section instead of emitting
2245 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2246 (get_named_section_flags, named_section_first_declaration): Delete.
2247 (unlikely_text_section_p): New function.
2248 (named_section_real, named_section): Delete.
2249 (get_named_section): New function.
2250 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2251 (function_section): Return a section rather than emitting
2253 (current_function_section): Likewise. Remove argument. Use
2254 last_text_section if nonnull, otherwise use function_section.
2255 (default_function_rodata_section): Return a section rather than
2256 emitting assembly code. Use get_section.
2257 (default_no_function_rodata_section): Return a section rather than
2258 emitting assembly code.
2259 (variable_section): Use switch_to_section and get_named_section.
2260 (mergeable_string_section): Return a section rather than emitting
2261 assembly code. Use get_section. Make static. Don't take special
2262 countermeasures for empty strings.
2263 (mergeable_constant_section): Return a section rather than emitting
2264 assembly code. Use get_section.
2265 (default_named_section_asm_out_destructor): Use switch_to_section
2267 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2268 (default_named_section_asm_out_constructor): Use switch_to_section
2270 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2271 (assemble_start_function): Likewise. Set last_text_section to
2272 NULL rather than no_section. Change the type of save_section.
2273 (assemble_zeros, assemble_variable): Use the section flags to detect
2274 whether or not a section is text.
2275 (assemble_static_space): Use switch_to_section.
2276 (assemble_trampoline_template): Likewise.
2277 (output_constant_def_contents): Use switch_to_section and
2279 (output_constant_pool_1): Use switch_to_section. Use the section
2280 flags to see whether sections contain mergeable data.
2281 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2282 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2283 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2284 whether a section has already been declared.
2285 (default_select_section, default_elf_select_section): Return a
2286 section rather than emitting assembly code.
2287 (default_elf_select_section_1): Likewise. Use bss_section for
2288 SECCAT_BSS if nonnull. Use get_named_section.
2289 (default_select_rtx_section): Return a section rather than
2290 emitting assembly code.
2291 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2292 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2293 (output_section_asm_op, switch_to_section): New functions.
2294 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2297 * doc/tm.texi: Expand the introduction to the sections documentation.
2298 (TRAMPOLINE_SECTION): Document new interface.
2299 (SDATA_SECTION_ASM_OP): Document new macro.
2300 (READONLY_DATA_SECTION): Delete.
2301 (SDATA_SECTION_ASM_OP): Document new macro.
2302 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2303 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2304 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2305 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2306 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2308 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2310 * gcc.c (init_gcc_specs): Match braces inside conditionally
2313 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2315 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2317 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2320 * tree.c (integer_all_onesp): Always return true if all bits on.
2322 * testsuite/g++.dg/init/array0.C: New.
2324 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2326 * doc/md.texi: Adapt to implementation.
2328 2005-12-06 Andreas Schwab <schwab@suse.de>
2330 * opts.c (decode_options): Fix typo in message.
2332 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2335 * longlong.h: Merge PPC tests from upstream.
2337 2005-12-06 Richard Guenther <rguenther@suse.de>
2339 * fold-const.c (fold_convert): Do not build and fold
2340 CONVERT_EXPR, but always use NOP_EXPR.
2342 2005-12-06 Jan Beulich <jbeulich@novell.com>
2344 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2345 __builtin_ia32_paddq and __builtin_ia32_psubq.
2346 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2347 __builtin_ia32_pshufw.
2348 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2350 2005-12-05 James E Wilson <wilson@specifix.com>
2353 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2356 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2358 * print-tree.c (print_node): Ditto.
2359 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2360 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2361 before accessing DECL_ARTIFICIAL.
2362 Handle new tag tree codes.
2363 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2365 (unmodifiable_var_p): Ditto.
2366 * tree-flow.h (mem_tag_kind): Remove.
2367 (struct var_ann_d): Remove mem_tag_kind member.
2368 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2369 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2370 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2371 (group_aliases): Ditto.
2372 (setup_pointers_and_addressables): Ditto.
2373 (is_escape_site): Ditto.
2374 (may_alias_p): Ditto.
2375 (create_tag_raw): New function.
2376 (create_memory_tag): Use it.
2377 (dump_alias_info): Update for tags.
2378 (may_be_aliased): Ditto.
2379 (add_type_alias): Ditto.
2380 (new_type_alias): Ditto.
2381 (create_sft): Ditto.
2382 (create_structure_vars): Ditto.
2383 * tree-ssa-ccp.c (get_default_value): Ditto.
2384 * tree-ssa-operands.c (get_expr_operands): Ditto.
2385 (add_stmt_operand): Ditto.
2386 (add_call_clobber_ops): Remove duplicated condition.
2387 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2389 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2390 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2391 * tree.c (init_ttree): Update structures for new tree codes.
2392 (tree_code_size): Update sizes for new tree codes.
2393 (make_node_stat): Don't try to set common things on minimal
2395 (tree_node_structure): Update for tags.
2396 (is_global_var): Ditto.
2397 * tree.def: Add new tree codes.
2398 * tree.h (MTAG_P): New macro.
2399 (TREE_MEMORY_TAG_CHECK): Ditto.
2400 (SSA_VAR_P): Update for tags.
2401 (struct tree_memory_tag): New structure.
2402 (MTAG_GLOBAL): New macro.
2403 (union tree_node): Add memory tag member.
2404 * treestruct.def (TS_MEMORY_TAG): New.
2406 2005-12-05 Dale Johannesen <dalej@apple.com>
2408 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2409 what was approved (PR 24323).
2411 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2413 * doc/c-tree.texi (Function Bodies): Remove description of
2416 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2418 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2419 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2420 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2421 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2422 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2423 __divxc3): Document.
2425 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2427 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2429 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2430 hook_bool_void_false.
2431 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2432 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2434 * config/darwin.c (machopic_select_section): It's not defined
2435 as weak if it's only marked as weak_import.
2437 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2440 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2441 A hidden weak object does bind locally. Strong linkonce data
2442 counts like any other strong symbol for binding.
2443 (weak_finish_1): Don't specially handle weakrefs, they no longer
2445 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2446 * c-common.c (handle_alias_attribute): Allow static aliases
2448 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2449 * gthr-dce.h: Make weakrefs static.
2450 * gthr-tpf.h: Likewise.
2451 * gthr-solaris.h: Likewise.
2452 * gthr-posix.h: Likewise.
2453 * gthr-posix95.h: Likewise.
2454 * config/darwin.c (darwin_encode_section_info): static weakref
2455 variables are not necessarily defined in this translation unit.
2456 * doc/extend.texi (Function Attributes): Mention that an alias
2457 attribute creates a definition for the thing it's attached to.
2458 Change the documentation for weakref to say that the thing
2459 it's attached to must be static.
2461 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2462 we don't go into an infinite loop.
2464 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2466 * config/rs6000/predicates.md (logical_const_operand): Split
2467 out of logical_operand.
2468 (logical_operand): Use it.
2469 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2470 logical_const_operand.
2472 2005-12-05 Jan Beulich <jbeulich@novell.com>
2474 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2475 and IX86_BUILTIN_CMPNESS.
2476 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2477 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2478 * config/i386/i386.md (movti_internal): Correct type attribute.
2479 Simplify mode attribute.
2480 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2481 Correct type attribute.
2482 (absxf2): Correct operator.
2483 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2484 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2485 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2487 (sse2_vmsqrtv2df2): Correct mode attribute.
2489 2005-12-05 Jan Beulich <jbeulich@novell.com>
2491 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2492 16 bits. Provide insn pattern for this case.
2494 2005-12-05 Jan Beulich <jbeulich@novell.com>
2496 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2498 (__popcountDI2): Likewise.
2500 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2503 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2504 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2505 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2508 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2510 * c-typeck.c (null_pointer_constant_p): New function.
2511 (build_conditional_expr, build_c_cast, convert_for_assignment,
2512 build_binary_op): Use it.
2514 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2516 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2517 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2519 (check_function_arguments_recurse): Allow both NOP_EXPR and
2520 CONVERT_EXPR but check conversions preserve precision.
2521 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2522 but check conversions preserve precision.
2523 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2526 2005-12-04 Roger Sayle <roger@eyesopen.com>
2529 * common.opt (Wstring-literal-comparison): New command line option.
2530 * c-opts.c (c_common_handle_option): Set it with -Wall.
2531 * c-typeck.c (parser_build_binary_op): Issue warning if either
2532 operand of a comparison operator is a string literal, except for
2533 testing equality or inequality against NULL.
2535 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2537 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2539 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2540 of building a NOP_EXPR.
2541 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2543 * c-convert.c (convert): Use fold_convert instead of building
2544 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2545 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2547 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2548 NOP_EXPR the same as CONVERT_EXPR.
2549 * c-typeck.c (build_function_call): Use fold_convert instead of
2550 building a NOP_EXPR directly.
2551 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2553 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2555 PR rtl-optimization/25197
2556 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2559 2005-12-02 Stuart Hastings <stuart@apple.com>
2561 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2564 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2566 * c-typeck.c (default_function_array_conversion,
2567 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2568 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2569 orig_op2. Don't check them for NOP_EXPR.
2570 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2571 around integer zero.
2573 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2575 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2576 toc_save_offset, toc_size, lr_size.
2577 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2578 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2579 Adjust for removal of unused rs6000_stack_t fields.
2580 (debug_stack_info): Adjust.
2581 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2582 first, and don't bother checking for set/inc of lr on sibcalls.
2583 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2585 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2588 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2589 5 if operand 1 is not aligned. Undo previous constraint change.
2590 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2592 2005-12-02 Richard Guenther <rguenther@suse.de>
2594 * tree.h (build): Remove prototype.
2595 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2596 * tree.c (build): Remove.
2597 (build0_stat): Update comment.
2599 2005-12-02 Richard Guenther <rguenther@suse.de>
2601 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2602 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2604 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2605 maybe_fold_offset_to_component_ref): Likewise.
2606 * tree-ssa-dom.c (thread_across_edge,
2607 simplify_rhs_and_lookup_avail_expr,
2608 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2610 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2611 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2612 lower_try_finally_switch): Likewise.
2613 * tree-if-conv.c (add_to_dst_predicate_list,
2614 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2615 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2616 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2617 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2618 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2619 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2620 gimplify_init_ctor_eval, gimplify_init_constructor,
2621 gimplify_variable_sized_compare, gimplify_boolean_expr,
2622 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2623 gimplify_expr, gimplify_body, gimplify_function_tree,
2624 force_gimple_operand): Likewise.
2625 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2626 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2627 mx_register_decls): Likewise.
2628 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2629 get_frame_field, finalize_nesting_tree_1): Likewise.
2630 * tree-inline.c (setup_one_parameter): Likewise.
2631 * tree-vect-transform.c (vectorizable_condition): Likewise.
2632 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2634 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2635 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2636 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2637 * tree-chrec.h (build_polynomial_chrec): Likewise.
2639 2005-12-02 Richard Guenther <rguenther@suse.de>
2641 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2642 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2643 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2644 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2645 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2646 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2647 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2649 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2650 sh_adjust_unroll_max): Likewise.
2651 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2652 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2653 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2655 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2657 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2660 2005-12-02 Richard Guenther <rguenther@suse.de>
2662 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2663 simplify_cond_using_ranges): Use buildN instead of build.
2664 * tree-tailcall.c (adjust_accumulator_values,
2665 adjust_return_value): Likewise.
2666 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2667 generate_element_copy, generate_element_zero,
2668 generate_one_element_init): Likewise.
2669 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2670 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2671 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2672 perfect_nestify): Likewise.
2674 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2676 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2678 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2680 * ggc.h (GGC_RESIZEVEC): New.
2682 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2684 * gcc.c (execute): Improve readability.
2686 2005-12-02 Richard Guenther <rguenther@suse.de>
2688 * tree-cfg.c (mark_used_vars): New function.
2689 (dump_function_to_file): Dump only used VAR_DECLs.
2691 2005-12-02 Richard Guenther <rguenther@suse.de>
2693 * convert.c (convert_to_integer): Fix compare for nonpositive
2694 constant to use tree_int_cst_sgn <= 0.
2696 2005-12-02 Richard Guenther <rguenther@suse.de>
2698 * convert.c (convert_to_integer): Use fold_convert instead
2699 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2700 instead of comparing against 0. Use build_int_cst instead
2701 of converting integer_zero_node.
2703 2005-12-02 Richard Guenther <rguenther@suse.de>
2705 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2708 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2711 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2714 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2717 * function.c (expand_function_end): Emit blockage for unwinder
2720 2005-12-01 Roger Sayle <roger@eyesopen.com>
2722 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2723 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2724 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2725 integer constant comparisons.
2727 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2728 Janis Johnson <janis187@us.ibm.com>
2729 David Edelsohn <dje@watson.ibm.com>
2730 Ben Elliston <bje@au.ibm.com>
2732 * dfp.h, dfp.c: New files.
2733 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2734 (DECNUM_H): Likewise.
2735 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2736 (INCLUDES): Append $(DECNUMINC).
2737 (OBJS-common): Add dfp.o.
2739 * real.h (EXP_BITS): Pinch one bit to ..
2740 (struct real_value): Add decimal field.
2741 (real_format): Change table size, update documentation.
2742 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2743 (real_from_string3): Declare.
2744 (decimal_single_format): Declare.
2745 (decimal_double_format): Declare.
2746 (decimal_quad_format): Declare.
2747 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2748 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2749 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2750 * real.c: Include dfp.h.
2751 (normalize): Early return for decimal floats.
2752 (do_add): Zero decimal field.
2753 (do_compare): Call do_decimal_compare for decimal floats.
2754 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2755 (real_arithmetic): Call decimal_real_arithmetic for decimal
2756 floating point operands.
2757 (real_identical): If a and b are of differing radix, return false.
2758 (real_to_integer): Call decimal_real_to_integer if the value is a
2760 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2761 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2762 (real_to_hexadecimal): Place "N/A" in the return string for
2764 (real_from_string3): New variant, given a mode.
2765 (real_maxval): Use decimal_real_maxval for decimal floats.
2766 (round_for_format): Use decimal_round_for_format for decimals.
2767 (real_convert): Use decimal_real_convert where appropriate.
2768 (significand_size): Handle base 10.
2769 (encode_decimal_single, decode_decimal_single,
2770 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2771 decode_decimal_quad): New functions.
2772 (decimal_single_format): New.
2773 (decimal_double_format): New.
2774 (decimal_quad_format): New.
2775 * machmode.def: Add SD, DD and TD decimal floating point modes.
2776 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2777 Include MODE_DECIMAL_FLOAT.
2778 (DECIMAL_FLOAT_MODE_P): New.
2779 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2780 * genmodes.c (struct mode_data): Add counter field.
2781 (struct mode_data): Update comment for format.
2782 (blank_mode): Initialise counter field.
2783 (new_mode): Increment counter field for each mode defined.
2784 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2786 (make_complex_modes): Handle modes containing `D'.
2787 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2788 (make_decimal_float_mode): New.
2789 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2790 (cmp_modes): Compare counter field if other characteristics
2792 (emit_real_format_for_mode): Support formats for decimal floats.
2793 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2794 Document MODE_DECIMAL_FLOAT.
2796 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2798 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2801 2005-12-01 Richard Henderson <rth@redhat.com>
2803 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2805 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2807 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2809 * config/pa/pa.c (pa_init_builtins): If we detect
2810 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2813 2005-12-01 Richard Guenther <rguenther@suse.de>
2815 * fold-const.c (fold_binary): Use fold_build2, not
2818 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2820 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2822 * vec.h (VEC_block_remove): New.
2824 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2827 * c-common.c (lvalue_error): Fix wording.
2829 2005-12-01 Richard Guenther <rguenther@suse.de>
2831 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2832 thinko in last patch.
2834 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2836 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2837 than -flat_namespace.
2839 2005-12-01 Ben Elliston <bje@au.ibm.com>
2841 * mklibgcc.in: Parameterise the script to build soft float
2842 functions by iterating over each type, rather than cloning the
2845 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2848 * builtins.c (fold_builtin_fputs): Defer check for missing
2849 replacement functions.
2851 2005-11-30 Kean Johnston <jkj@sco.com>
2853 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2854 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2856 2005-11-30 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/22501
2859 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2860 function split out from ...
2861 (forward_propagate_addr_expr): ... here. Use it to propagate
2862 ADDR_EXPRs to all uses.
2864 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2866 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2867 * builtins.c (expand_builtin_mathfn): Use them.
2868 (expand_builtin_mathfn_2): Likewise.
2869 (expand_builtin_mathfn_3): Likewise.
2870 (expand_builtin_int_roundingfn): Likewise.
2871 (expand_builtin): Likewise.
2872 (integer_valued_real_p): Likewise.
2873 (fold_builtin_int_roundingfn): Likewise.
2874 (fold_builtin_bitop): Likewise.
2875 (fold_builtin_logarithm): Likewise.
2876 (fold_builtin_1): Likewise.
2877 * convert.c (convert_to_integer): Likewise.
2878 * fold-const.c (negate_mathfn_p): Likewise.
2879 (tree_expr_nonnegative_p): Likewise.
2881 2005-11-30 Dale Johannesen <dalej@apple.com>
2882 Andrew Pinski <pinskia@physics.uc.edu>
2884 * combine.c (find_split_point): Sign extend bitmask
2885 when changing bitfield assignment to IOR of AND.
2887 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2889 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2890 clobber to scratch reg.
2891 (*decrement_and_branch_until_zero_no_clobber): Remove.
2892 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2893 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2894 * config/ms1/ms1.opt (mmul): Remove.
2895 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2896 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2898 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2899 Bernd Schmidt <bernd.schmidt@analog.com>
2901 * pa/predicates.md (symbolic_operand): Add comment.
2902 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2903 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2904 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2905 (pa_secondary_reload_class): Delete.
2906 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2907 and pa_secondary_reload_class. Reorder some checks. Update inline
2908 copy of symbolic operand.
2909 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2911 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2913 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2916 2005-11-30 Jeff Law <law@redhat.com>
2918 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2919 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2921 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2923 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2924 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2925 (ia64_expand_move): Adjust caller.
2927 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2928 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2931 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2933 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2934 Always produce an output if we can remove NEGs or canonicalize
2935 (minus (minus ...)) expressions. Provide a fast path for the
2937 (simplify_gen_binary): Do not call simplify_plus_minus.
2938 (simplify_binary_operation_1): Reassociate at the end of the
2941 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2943 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2944 moves and unpack to speed up.
2946 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2948 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2949 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2950 (gen_v9_scc): Update callers.
2951 * config/sparc/sparc.md: Likewise.
2952 * config/sparc/sparc-protos.h: Update extern declaration.
2954 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2956 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2958 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2961 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2963 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2964 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2965 (negate_expr): Here.
2967 2005-11-29 Ben Elliston <bje@au.ibm.com>
2969 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2970 Fix typo in comment.
2972 2005-11-29 Ben Elliston <bje@au.ibm.com>
2974 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2975 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2977 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2981 * builtins.c (init_target_chars): New.
2982 (expand_builtin_printf, expand_builtin_fprintf,
2983 expand_builtin_sprintf, fold_builtin_sprintf,
2984 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2985 fold_builtin_snprintf_chk, fold_builtin_printf,
2986 fold_builtin_fprintf): Check for matching format strings using
2989 2005-11-29 Paul Brook <paul@codesourcery.com>
2991 * config.gcc: Do not use fixproto on m68k-elf.
2993 2005-11-28 Roger Sayle <roger@eyesopen.com>
2995 * expmed.c (div_cost): Replace with...
2996 (sdiv_cost, udiv_cost): New.
2997 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2998 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2999 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3000 (expand_divmod): Replace use of div_cost with either sdiv_cost
3001 or udiv_cost depending upon the signedness of the operation.
3003 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3006 * config/darwin.c (machopic_indirection_name,
3007 machopic_output_indirection): Follow transparent alias chain.
3009 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3011 * varasm.c (ultimate_transparent_alias_target): Add comment.
3013 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3015 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3016 SET_SRC instead of XEXP where appropriate.
3018 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3020 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3023 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3025 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3026 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3029 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3031 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3032 secondary_input_reload_class, made static. Adapt to new
3034 (secondary_output_reload_class): Delete.
3035 (TARGET_SECONDARY_RELOAD): New macro.
3036 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3037 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3039 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3042 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3043 when its natural alignment is > BITS_PER_UNIT.
3044 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3045 * c-common.c (handle_packed_attribute): Ignore packing on a field
3046 whose type is naturally char aligned.
3048 2005-11-28 Richard Guenther <rguenther@suse.de>
3050 * c-common.c (strict_aliasing_warning): Handle all
3051 component-ref like accesses.
3053 2005-11-28 Roger Sayle <roger@eyesopen.com>
3054 Uros Bizjak <uros@kss-loka.si>
3057 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3058 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3059 when flag_unsafe_math_optimizations is set and
3060 we don't care about NaNs or Infinities.
3062 Move x/expN(y) and x/pow(y,z) transformation into common
3063 flag_unsafe_math_optimizations section.
3065 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3067 * gcc.c (main): Change type of argv to "char **".
3069 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3071 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3072 small data sections.
3073 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3074 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3075 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3076 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3077 output locals to sbss if !rs6000_elf_in_small_data_p.
3078 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3080 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3083 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3084 generated by reload.
3085 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3086 indexed_or_indirect_address.
3087 (indexed_or_indirect_address): Don't test for base reg. Call
3088 address_operand last. Make it a special predicate.
3090 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3092 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3094 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3097 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3099 (negate_expr): Likewise.
3101 2005-11-27 Andreas Schwab <schwab@suse.de>
3103 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3106 2005-11-27 Steven Bosscher <stevenb@suse.de>
3108 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3109 has EH predecessor edges.
3111 2005-11-26 Eric Christopher <echristo@apple.com>
3113 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3114 register stalls by zero extending to the full register.
3116 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3118 * config/floatunsisf.c, config/floatunsidf.c,
3119 config/floatunsixf.c, config/floatunsitf.c: New files.
3120 * config/ia64/t-hpux: Add floatunsitf.c.
3121 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3122 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3124 2005-11-26 Richard Henderson <rth@redhat.com>
3126 * c-lex.c (pragma_lex): Rename from c_lex.
3127 * c-pch.c: Update for pragma_lex rename.
3128 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3129 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3130 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3131 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3132 * doc/tm.texi: Likewise.
3134 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3137 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3138 when overflow is undefined.
3140 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3142 * doc/md.texi (Insn Canonicalizations): Refer to the
3143 function commutative_operand_precedence for further rules.
3145 2005-11-25 Roger Sayle <roger@eyesopen.com>
3148 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3149 is less than zero. Limit mult_cost to a reasonable upper bound for
3150 the synthetic multiplication sequence.
3152 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3155 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3156 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3157 Lookup the explicit replacement functions for any unlocked
3158 stdio builtin transformations.
3160 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3162 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3164 * targhooks.c (default_secondary_reload): Don't require operand 2
3165 for an input reload to be earlyclobber.
3167 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3169 * fold-const.c (negate_mathfn_p): Fix comment and add support
3170 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3173 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3176 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3177 _Q_ulltoq for unsigned conversions from SImode and DImode to
3180 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3182 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3183 (__floatundidf, __floatundisf): Likewise.
3185 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3187 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3188 (rs6000_override_options): Remove initialization of
3189 rs6000_sr_alias_set.
3190 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3191 (rs6000_emit_stack_tie): Same.
3192 (emit_frame_save): Same.
3193 (gen_frame_mem_offset): Same.
3194 (rs6000_emit_prologue): Same.
3195 (rs6000_emit_epilogue): Same.
3197 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3200 * fold-const.c (fold_build): Convert bool_var != 1 and
3201 bool_var == 0 to !bool_var.
3203 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3206 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3207 for C being INTEGER_CST. Likewise for !=.
3209 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3212 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3213 unsigned conversions from SImode to TFmode.
3215 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3217 * expr.c (expand_expr_real_1): Fix error in last change.
3219 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3221 * caller-save.c: (this_insn_sets): Move into:
3222 (save_call_clobbered_regs).
3223 (mark_set_regs): Get this_insn_sets from data.
3225 (save_call_clobbered_regs): Take sets of the return value by
3226 sibcalls into account.
3228 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3231 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3232 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3233 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3234 (memory_move_secondary_cost, init_reg_autoinc): Remove
3235 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3236 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3237 secondary_reload_class call.
3238 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3240 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3241 (push_secondary_reload): Use secondary_reload target hook.
3242 (secondary_reload_class, scratch_reload_class): New functions.
3243 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3244 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3245 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3246 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3247 (secondary_reload_class, scratch_reload_class): Declare.
3248 * reload1.c: Include target.h.
3249 (reload_adjust_reg_for_temp): New function.
3250 (reload_adjust_reg_for_icode): Likewise.
3251 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3252 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3254 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3255 for inheritance. Support case when both secondary & tertiary reloads
3256 are for intermediate registers.
3257 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3258 with secondary_reload_class call. Support case when both secondary
3259 & tertiary reloads are for intermediate registers.
3260 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3261 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3262 * target.h (secondary_reload_info): New struct / typedef.
3263 (struct gcc_target): New member secondary_reload.
3264 * targhooks.c Include reload.h, optabs.h and recog.h.
3265 (default_secondary_reload): New function.
3266 * targhooks.h (default_secondary_reload): Declare.
3267 * doc/tm.texi: Document secondary_reload target hook. Update
3268 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3269 * doc/md.texi: Likewise.
3271 * sh-protos.h (sh_secondary_reload): Declare.
3272 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3273 (sh_secondary_reload): New function.
3274 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3275 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3276 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3277 (HAVE_SECONDARY_RELOADS): Define.
3278 * sh.md (reload_indf): Rename to:
3280 (reload_outdf): Rename to:
3281 (reload_outdf__RnFRm).
3282 (reload_insf): Rename to:
3284 (reload_insi): Rename to:
3285 (reload_insi__i_fpul).
3287 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3289 * configure.ac: Require at least texinfo 4.4.
3290 * configure: Regenerate.
3292 * doc/install.texi (Tools/packages necessary for building GCC):
3293 Update required version of texinfo to at least 4.4.
3294 (Installing GCC: Building): Update required version of texinfo
3296 (Installing GCC: Final installation): Update required version
3297 of texi2dvi to at least 4.4.
3298 (Host/target specific installation notes for GCC): Update required
3299 version of texinfo to at least 4.4.
3301 2005-11-24 Richard Guenther <rguenther@suse.de>
3302 Dirk Mueller <dmueller@suse.de>
3305 * c-common.h (strict_aliasing_warning): Declare.
3306 * c-common.c (strict_aliasing_warning): New function,
3308 * c-typeck.c (build_c_cast): ... here.
3310 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3312 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3314 (swap_commutative_operands_with_target): New.
3316 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3318 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3319 also when doing PRE, rather than only for global CPROP.
3321 2005-11-24 Ben Elliston <bje@au.ibm.com>
3323 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3324 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3326 (expand_twoval_unop): Likewise.
3327 (widen_clz): Likewise.
3328 (expand_parity): Likewise.
3329 (expand_unop): Likewise.
3330 (emit_cmp_and_jmp_insn_1): Likewise.
3331 (prepare_float_lib_cmp): Likewise.
3333 2005-11-24 Ben Elliston <bje@au.ibm.com>
3335 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3336 Remove unused `class' variable.
3338 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3341 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3342 C/C++ diagnostic function warn_array_subscript_with_type_char.
3343 * c-common.h (warn_array_subscript_with_type_char): Declare.
3344 * c-common.c (warn_array_subscript_with_type_char): Define.
3346 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3349 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3350 compiling at the intersection of C and C++.
3352 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3354 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3355 List @file in the option summary. Include the libiberty
3356 documentation for @file.
3357 * gcc.c (main): Call expandargv.
3358 * Makefile.in (gcc-vers.texi): Define srcdir.
3360 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3362 * passes.c (init_optimization_passes): Document
3363 sequencing of passes.
3365 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3367 * config/m68k/predicates.md (pcrel_address, extend_operator,
3368 post_inc_operand, pre_dec_operand): Remove redundant
3370 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3372 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3374 2005-11-23 Ben Elliston <bje@au.ibm.com>
3376 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3378 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3380 Preparatory work for PR target/21623:
3381 * alpha.c (secondary_reload_class): Rename to:
3382 (alpha_secondary_reload_class).
3383 * alpha.h, alpha-protos.h: Likewise.
3384 * mn10300.c (secondary_reload_class): Rename to:
3385 (mn10300_secondary_reload_class).
3386 * mn10300.h, mn10300-protos.h: Likewise.
3387 * pa.c (secondary_reload_class): Rename to:
3388 (pa_secondary_reload_class).
3389 * pa.h, pa-protos.h: Likewise.
3390 * rs6000.c (secondary_reload_class): Rename to:
3391 rs6000_secondary_reload_class.
3392 * rs6000.h, rs6000-protos.h: Likewise.
3394 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3397 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3399 2005-11-22 Ian Lance Taylor <ian@airs.com>
3401 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3403 (prepare_cmp_insn): Likewise.
3405 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3408 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3409 if both operands[0] and operands[1] are memory.
3411 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3414 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3415 COMPARISON_CLASS_P and an integral types create create a new
3416 expression with the new type and fold that.
3418 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3421 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3422 to SUBTARGET_OS_CPP_BUILTINS.
3424 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3426 * arm.c (emit_set_insn): New function.
3427 (arm_split_constant): Call it.
3428 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3429 (arm_legitimize_address): Likewise. Use plus_constant.
3430 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3431 (thumb_expand_prologue): Likewise.
3432 (arm_gen_load_multiple): Use VOIDmode in SET.
3433 (arm_gen_store_multiple): Likewise.
3434 (vfp_emit_fstmx): Likewise. Use plus_constant.
3435 (emit_multi_reg_push): Likewise.
3436 (emit_sfm): Use plus_constant.
3438 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3441 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3444 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3447 * expmed.c (store_bit_field): Don't attempt to insv a field
3448 larger than the reg.
3450 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3453 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3454 explicit sign extension, not a (char) cast.
3456 2005-11-22 Ben Elliston <bje@au.ibm.com>
3458 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3459 GET_MODE_CLASS (x) == MODE_FLOAT.
3460 * config/i386/i386.c: Likewise.
3461 * config/rs6000/xcoff.h: Likewise.
3462 * config/rs6000/linux64.h: Likewise.
3463 * config/rs6000/rs6000.c: Likewise.
3464 * config/rs6000/rs6000.h: Likewise.
3465 * config/rs6000/predicates.md: Likewise.
3466 * config/rs6000/sysv4.h: Likewise.
3468 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3470 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3473 * config/alpha/freebsd.h, config/alpha/linux.h,
3474 config/arm/linux-elf.h, config/bfin/bfin.h,
3475 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3476 config/i386/beos-elf.h, config/i386/gnu.h,
3477 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3478 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3479 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3480 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3481 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3482 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3483 config/sparc/linux.h, config/sparc/linux64.h,
3484 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3486 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3487 are both defined when either flag -fpic or -fPIC are used.
3489 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3491 * config/fp-bit.c (clzusi): New function.
3492 (si_to_float, usi_to_float): Use it to compute proper shift.
3493 (usi_to_float): Preserve guard bits when shifting right.
3494 * libgcc-std.ver (GCC_4.2.0): New version.
3495 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3496 __floatundisf): New functions.
3497 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3498 __floatundisf): Declare.
3499 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3500 _floatundixf, and _floatunditf.
3501 * optabs.c (expand_float): If target does not define a pattern for
3502 signed or unsigned conversion, use an unsigned libcall instead of
3504 (init_optabs): Initialize ufloat_optab.
3506 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3508 * config/rs6000/rs6000.opt (mmulhw): New option.
3509 * doc/invoke.texi (-mmulhw): Document.
3510 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3512 * config/rs6000/rs6000.md: Add half-word multiply and
3513 multiply-accumulate instructions for 405 and 440.
3515 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3517 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3518 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3519 default now includes a linker group which makes the RTEMS one nest.
3521 2005-11-22 Ben Elliston <bje@au.ibm.com>
3523 * cse.c (fold_rtx): Typo fix.
3524 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3526 2005-11-21 Richard Henderson <rth@redhat.com>
3528 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3529 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3531 * c-tree.h (lookup_name): Move declaration ...
3532 * c-common.h (lookup_name): ... here.
3533 * config/darwin-c.c: Include c-common.h.
3534 * config/t-darwin: Update dependencies.
3536 2005-11-22 Ben Elliston <bje@au.ibm.com>
3538 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3539 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3540 * genopinit.c (gen_insn): Likewise.
3541 * reload.c (find_equiv_reg): Likewise.
3542 * loop.c (load_mems): Likewise.
3543 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3544 * cse.c (find_comparison_args, fold_rtx): Likewise.
3545 * dwarf2out.c (add_const_value_attribute): Likewise.
3546 * expr.c (convert_move): Likewise.
3547 * recog.c (general_operand, register_operand): Likewise.
3548 * reg-stack.c (replace_reg): Likewise.
3549 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3550 * c-common.c (handle_vector_size_attribute): Likewise.
3551 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3552 (simplify_binary_operation_1): Likewise.
3553 (simplify_const_binary_operation): Likewise.
3554 (simplify_relational_operation): Likewise.
3555 (simplify_const_relational_operation): Likewise.
3556 (simplify_immed_subreg): Likewise.
3557 * emit-rtl.c (gen_lowpart_common): Likewise.
3558 * expmed.c (expand_mult): Likewise.
3559 * stor-layout.c (layout_type): Likewise.
3561 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3564 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3565 cst2 only for SPE vectors.
3567 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/predicates.md (vrsave_operation): Check
3571 UNSPEC_VOLATILE value.
3573 2005-11-21 Jan Hubicka <jh@suse.cz>
3575 PR tree-optimization/24653
3576 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3578 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3580 * config/i386/predicates.md (ax_reg_operand): New predicate.
3581 (memory_displacement_only_operand): New predicate.
3582 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3583 operand is AX register and the other operand is memory operand
3584 with displacement only.
3586 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3588 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3589 if we don't care about NaNs or Infinities.
3591 2005-11-20 Ian Lance Taylor <ian@airs.com>
3593 PR rtl-optimization/24883
3594 * combine.c (combinable_i3pat): When checking whether the
3595 destination of i3 is used in i3, consider paradoxical subregs.
3597 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3600 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3602 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3604 * combine.c (try_combine): Do not run subst on i1src and i2src in
3605 the case of generating a PARALLEL for a comparison.
3607 2005-11-20 Richard Henderson <rth@redhat.com>
3610 * tree-sra.c (struct sra_elt): Add all_no_warning.
3611 (struct sra_walk_fns) <use>: Add use_all argument.
3612 (sra_walk_expr): Pass it.
3613 (sra_walk_modify_expr): Likewise.
3614 (scalarize_ldst): Likewise.
3615 (scan_use): Update for new argument.
3616 (mark_no_warning): New.
3617 (scalarize_use): Use it.
3619 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3621 * expr.c (expand_expr_real): Use usmul_optab for widening
3622 signed * unsigned multiplies.
3623 * genopinit.c (optabs): Add usmul_widen_optab.
3624 * optabs.c (init_optabs): Likewise.
3625 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3626 (usmul_widen_optab): Define.
3627 * config/bfin/bfin.md (usmulhisi3): New pattern.
3629 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3631 2005-11-20 Graham Stott <btinternet.com>
3633 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3635 2005-11-20 Andreas Schwab <schwab@suse.de>
3638 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3641 2005-11-19 Richard Henderson <rth@redhat.com>
3644 * tree-gimple.c (is_gimple_id): Export.
3645 * tree-gimple.h (is_gimple_id): Declare.
3646 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3647 (get_default_value): Use it.
3648 (maybe_fold_stmt_indirect): Likewise.
3650 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3652 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3653 than VR1 or vice-versa.
3655 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3659 * reload.c (find_reloads_address_1): Mention dependency on
3661 * reload1.c (gen_reload): For IN with an unary operation, try
3662 moving inner expression to OUT if trivial SET is not valid.
3663 Confirm that the result is valid. Move common code block into...
3664 (emit_insn_if_valid_for_reload): New function.
3666 2005-11-19 Richard Guenther <rguenther@suse.de>
3668 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3669 ARRAY_REFs of constant strings.
3671 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3673 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3674 fatal format string.
3676 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3678 * combine.c (make_compound_operation): Swap operands of
3679 commutative operation if necessary before returning.
3681 2005-11-19 Richard Guenther <rguenther@suse.de>
3684 * fold-const.c (fold_plusminus_mult_expr): New function.
3685 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3686 cases, remove now unnecessary code.
3688 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3690 * gensupport.c (old_preds): Rename to std_preds, add special field.
3691 (struct old_pred_table): Rename to struct std_pred_table, add special
3693 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3694 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3695 (init_predicate_table): Adjust, and set along the way whether a
3696 predicate is special.
3698 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3700 * BASE-VER: Change to 4.2.0.
3702 2005-11-18 James E Wilson <wilson@specifix.com>
3704 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3707 2005-11-18 Mike Stump <mrs@apple.com>
3709 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3710 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3711 * c-decl.c (lookup_name_two) Remove.
3712 * c-tree.h (lookup_name_two): Remove.
3713 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3714 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3715 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3716 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3718 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3721 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3722 when not generating code to use that co-processor.
3724 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3726 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3727 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3728 these functions are now in tree-phinodes.c.
3730 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3732 * config/bfin/bfin.md (trap): New pattern.
3734 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3736 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3739 * expr.c (expand_expr_real): Don't call record_block_change unless
3740 ib_boundaries_block is non-null
3742 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3744 * fold-const.c (build_range_check): Use proper type for subtraction
3745 when merging lower bound.
3747 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3749 PR rtl-optimization/24497
3750 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3753 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3755 * tree-scalar-evolution.c (expression_expensive_p): New function.
3756 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3758 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3760 * config/bfin/crtlibid.s: New file.
3762 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3765 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3766 when not using sjlj exceptions.
3767 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3768 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3769 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3770 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3771 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3772 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3773 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3774 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3775 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3776 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3777 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3778 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3779 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3781 * config/pa/hpux-unwind.h: New file.
3783 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3785 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3786 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3787 * varasm.c (do_assemble_alias): Adjust call.
3788 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3790 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3792 2005-11-17 James E Wilson <wilson@specifix.com>
3794 * tree.def (FUNCTION_DECL): Correct typo in comment.
3796 2005-11-17 Richard Henderson <rth@redhat.com>
3798 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3799 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3800 and DW_CFA_def_cfa_sf.
3801 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3802 (dbx_reg_number): Don't assert particular registers here.
3803 (based_loc_descr): ... do it here instead. Fold in ...
3804 (eliminate_reg_to_offset): ... this function.
3805 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3806 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3807 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3808 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3809 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3810 (instantiate_virtual_regs): Likewise.
3811 * var-tracking.c (adjust_stack_reference): Likewise.
3812 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3814 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3816 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3817 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3818 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3820 ($(T)crtlibid.o): New rule.
3822 2005-11-16 Richard Guenther <rguenther@suse.de>
3825 * fold-const.c (extract_array_ref): Return byte offset
3827 (fold_binary): Fold &x[a] CMP &x[b] to
3828 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3831 2005-11-16 Richard Henderson <rth@redhat.com>
3834 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3835 parts of an SSA_NAME.
3837 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3840 * arm.md (split for movsf with immediate): Restrict split to insns
3841 that set a general register.
3843 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3845 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3847 * unwind-dw2.c (uw_advance_context): Likewise.
3848 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3849 _Unwind_SjLj_Unregister.
3850 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3852 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3854 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3856 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3858 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3859 langhook to get a DImode integer type.
3861 2005-11-16 Richard Henderson <rth@redhat.com>
3862 J"orn Rennecke <joern.rennecke@st.com>
3863 Ulrich Weigand <uweigand@de.ibm.com>
3867 * reload1.c (reg_equiv_invariant): New.
3868 (reload): Allocate, initialize, and free it.
3869 (calculate_needs_all_insns): Check it when skipping equivalence
3871 (alter_reg): Likewise.
3872 (eliminate_regs_1): Rename from eliminate_regs. Add new
3873 may_use_invariant argument; only use reg_equiv_invariant when true.
3874 (eliminate_regs): New.
3875 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3876 a context for which may_use_invariant may be true.
3878 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3880 * fold-const.c (const_binop): Don't constant fold the operation
3881 if the result has overflowed and flag_trapping_math.
3882 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3884 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3886 * config/arm/unwind-arm.c (abort): Add prototype here.
3887 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3888 (struct phase1_vrs): Add prev_sp.
3889 (unwind_phase2_forced): Save the original core registers instead of
3890 modifying entry_vrs. Take a new flag argument for resuming unwinding
3891 and set action flags accordingly. Always set _US_END_OF_STACK when
3892 get_eit_entry fails. Unwind before calling the stop function.
3893 (_Unwind_GetCFA): New function.
3894 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3895 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3896 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3897 just call unwind_phase2_forced.
3898 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3899 * config/arm/unwind-arm.h (abort): Remove prototype.
3900 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3902 (_Unwind_GetCFA): New prototype.
3903 * config/arm/pr-support.c (abort): Add prototype here.
3904 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3906 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3907 not schedule the prologue with non-call exceptions and EABI.
3909 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3911 * config/arm/unwind-arm.h: Reorder interface function declarations.
3912 (_URC_END_OF_STACK): New enumeration value.
3913 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3914 (struct _Unwind_Control_Block): Document reserved field use.
3915 (_Unwind_Stop_Fn): New typedef.
3916 (_Unwind_ForcedUnwind): Declare.
3917 (_Unwind_Resume_or_Rethrow): Declare.
3918 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3920 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3921 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3922 (UCB_FORCED_STOP_ARG): New.
3923 (search_EIT_table): Update boundary condition checks.
3924 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3925 (unwind_phase2): Replace for with do..while.
3926 (unwind_phase2_forced): New.
3927 (__gnu_Unwind_RaiseException): Replace for with do..while.
3928 (__gnu_Unwind_ForcedUnwind): New.
3929 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3930 Use appropriate phase2 unwinder.
3931 (__gnu_Unwind_Resume_or_Rethrow): New.
3932 (__gnu_unwind_pr_common): Cope with forced unwinding.
3934 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3937 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3939 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3940 roundsf2): Remove "s" from mnemonic.
3942 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3944 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3946 * config/bfin/crtn.s: Change epilogues to match.
3947 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3948 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3949 __PIC__ and __pic__.
3951 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3954 * doc/invoke.texi: Distinguish between free and fixed form instead of
3955 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3957 * gcc.c (default_compilers): Remove double entries, add entries for
3958 suffixes '.F90' and '.F95'.
3960 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3962 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3963 in the stack probing loop.
3965 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3967 * configure.ac: Use .machine power5 not power5x.
3968 * configure: Regenerate.
3970 2005-11-15 Mike Stump <mrs@apple.com>
3972 * c-decl.c (lookup_name_two): Add.
3973 * c-tree.h (lookup_name_two): Likewise.
3974 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3975 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3977 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3979 PR rtl-optimization/23392
3980 * regrename.c (enum scan_actions) Add mark_access.
3981 (scan_actions_name): Ditto.
3982 (scan_rtx_reg): Handle mark_access.
3983 (scan_rtx_address): Do nothing for mark_access.
3984 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3985 and regs in REG_INC notes before closing chains for dead regs.
3986 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3987 opening chains for new writes.
3989 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3991 * c.opt (ffixed-line-length-none): New.
3993 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3995 * mklibgcc.in: Change contents of eh_dummy.c.
3997 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3999 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4001 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4003 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4005 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4007 2005-11-15 Jan Hubicka <jh@suse.cz>
4009 * invoke.texi (large-unit-insns): Document.
4010 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4011 * params.def (large-unit-insns): New param.
4013 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4016 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4017 special register for operand 3. Reindent constraints to align
4020 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4022 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4023 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4024 * configure.ac: Add test for FP rounding instructions.
4025 * configure: Regenerate.
4026 * config.in: Regenerate.
4027 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4028 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4030 * config/rs6000/rs6000.opt (mfprnd): New.
4031 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4032 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4033 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4034 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4035 (TARGET_FPRND): New.
4036 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4038 (btrunc<mode>2): New.
4040 (floor<mode>2): New.
4041 (round<mode>2): New.
4043 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4045 * gcc.c (version_compare_spec_function): Use fatal() rather than
4048 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4049 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4050 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4052 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4055 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4056 on -mmacosx-version-min setting.
4058 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4061 * tree-vrp.c (infer_value_range): Return false if STMT is a
4062 block terminator and its basic block has no successors.
4064 2005-11-14 Mike Stump <mrs@apple.com>
4066 * config/i386/i386.c (override_options): -masm=intel isn't
4067 supported on darwin.
4068 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4070 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4072 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4073 vfork after including auto-host.h.
4075 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4077 PR rtl-optimization/22002
4078 * combine.c (distribute_notes): Detect cases where a reg dies
4079 two or more times in a bb, including on the insn we are combining,
4080 and place the death note on the correct range.
4082 2005-11-14 Dale Johannesen <dalej@apple.com>
4084 * expmed.c (store_bit_field): Add offset unconditionally for
4086 (extract_bit_field): Don't force extzv or extv operand into
4087 a register if field is too big.
4089 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4091 * config/arm/arm.c (pic_labelno): New.
4092 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4093 LABEL_REF. Pass only the labelno to PIC insns.
4094 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4095 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4096 * arm.md (UNSPEC_PIC_LABEL): New constant.
4097 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4098 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4099 Use the correct label prefix.
4101 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4103 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4106 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4108 * loop-invariant.c: Include tm_p.h.
4109 * Makefile.in: Updated.
4111 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4113 * pa.c (store_reg): Revise generation of frame notes in large frames.
4114 (set_reg_plus_d): Likewise.
4116 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4118 PR tree-optimization/24709
4119 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4122 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4124 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4125 and duplicate declaration of pthread_self.
4127 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4128 Ian Lance Taylor <ian@airs.com>
4131 * calls.c (expand_call): If TARGET is a MEM and some part of the
4132 argument area has been saved, force TARGET to a register.
4134 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4136 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4139 2005-11-13 Jason Merrill <jason@redhat.com>
4142 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4143 lazily declared methods.
4144 (force_decl_die): Stop if forcing out the context already make a
4146 (force_type_die): Likewise.
4148 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4151 * builtins.c (integer_valued_real_p): Add break in
4152 REAL_CST having TREE_OVERFLOW set.
4154 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4156 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4157 addressing modes during calculation of costs.
4159 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4161 * function.c (assign_stack_local_1): Restrict sanity check
4162 on frame size overflow to 32-bit and above platforms.
4164 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4166 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4167 * config/cris/cris.c: Include reload.h.
4168 (cris_initial_elimination_offset): New function.
4169 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4172 2005-11-12 Richard Guenther <rguenther@suse.de>
4174 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4176 2005-11-12 Jan Hubicka <jh@suse.cz>
4178 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4179 to compare against 0 when possible.
4181 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4183 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4184 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4185 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4186 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4189 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4191 * recog.c (constrain_operands) <case 'g'>: For a match, require
4192 that a non-register matches general_operand when strict >= 0.
4194 2005-11-11 Steven Bosscher <stevenb@suse.de>
4196 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4199 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4201 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4202 (memory_address_same): New.
4203 (dse_optimize_stmt): Call memory_address_same.
4205 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4208 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4209 ZERO_EXTEND>: New cases.
4211 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4213 * longlong.h (__clz_tab): Always provide.
4215 2005-11-11 Steven Bosscher <stevenb@suse.de>
4218 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4220 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4221 before check_maybe_invariant.
4222 (move_invariant_reg): Use gen_move_insn instead of replacing
4223 SET_DEST with the temporary for the invariant.
4224 (move_loop_invariants): If checking is enabled, do internal
4225 consistency checks after completing the pass.
4227 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4230 * common.opt (Wvolatile-register-var): New.
4231 * varasm.c (make_decl_rtl): Only emit warning when option
4232 specified. Clarify warning message.
4233 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4235 * doc/md.texi (copysign): Document standard named pattern.
4237 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4239 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4240 bytes when align is 2.
4241 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4242 by the first instruction of the loop.
4244 2005-11-11 Jason Merrill <jason@redhat.com>
4247 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4250 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4252 PR rtl-optimization/22509
4253 * local-alloc.c (memref_used_between_p): Check whether a function call
4254 could not reference the memref.
4256 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4258 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4259 algorithm so as to choose the best, not the worst, alternative.
4260 Reset accumulated register class before processing next alternative.
4262 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4265 * calls.c (expand_call): Copy a return value to a plain register
4268 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4271 * varasm.c (assemble_name): Recompute name only for transparent
4274 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4276 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4278 2005-11-04 Jeff Law <law@redhat.com>
4281 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4282 perform reassociation if the parent statement will not die as
4283 a result of the optimization.
4285 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4287 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4288 delete_old_heap_vars.
4289 * tree-dfa.c (referenced_var_remove): Remove function.
4290 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4291 (delete_tree_ssa): Remove call to delete_old_heapvars.
4292 Add call to delete_alias_heapvars.
4293 * tree-flow.h (referenced_var_remove): Remove prototype
4294 (init_alias_heapvars): New prototype.
4295 (delete_alias_heapvars): Ditto.
4296 * Makefile.in (tree-ssa-structalias.o): Add
4297 gt-tree-ssa-structalias.o
4298 (GTFILES): Add tree-ssa-structalias.h and
4299 tree-ssa-structalias.c.
4300 (s-gtype): Add gt-tree-ssa-structalias.h.
4301 * tree-ssa-structalias.c (heapvars): Remove.
4302 (oldheapvars): Remove.
4303 (heapvar_for_stmt): New variable.
4304 (heapvar_lookup): New function.
4305 (heapvar_insert): Ditto.
4306 (get_constraint_for): See if we have an old heapvar
4308 (init_alias_heapvars): New function.
4309 (delete_alias_heapvars): Ditto.
4310 Add include of gt-tree-ssa-structalias.h.
4312 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4315 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4317 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4319 * tree.c (int_fits_type_p): Only look at the base type
4320 if it has the same precision as the original type.
4322 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4325 * varasm.c (assemble_alias): Use %q+D in the error
4326 message instead of %J and %qD.
4328 2005-11-10 Richard Guenther <rguenther@suse.de>
4330 * gcse.c (free_ldst_entry): Only free hashtable if
4333 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4335 * function.c (assign_stack_local_1): Issue an error message if
4336 the frame size overflows in the signed target arithmetics.
4338 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4340 * tree.c (build_qualified_type): Chain the new type to the original
4341 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4342 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4343 (build_pointer_type_for_mode): Only return unqualified types.
4344 (build_reference_type_for_mode): Likewise.
4346 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4348 * Makefile.in (gnucompare): Do comparison of all files using one of
4349 the chosen methods and only afterwards decide if just warning should
4350 be issued or comparison failure raised.
4352 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4354 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4355 (noce_try_abs): Negate if the comparison is reversed.
4356 Look only one instruction backwards for a REG_EQUAL note.
4358 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4361 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4362 gthr-tpf.h: Define __gthrw. For all identifiers that might
4363 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4364 and prefix all uses with __ghtrw.
4366 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4369 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4370 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4371 * c-common.c (handle_weakref_attribute): New.
4372 (c_common_attribute_table): Add weakref.
4373 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4375 * configure, config.in: Rebuilt.
4376 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4377 * doc/extend.texi: Document weakref attribute.
4378 * varasm.c (ultimate_transparent_alias_target): New
4379 (assemble_name): Use it.
4380 (weak_finish_1): Split out of...
4381 (weak_finish): ... and deal with weakrefs in...
4382 (weakref_targets): ... new list.
4383 (globalize_decl): Clean up weakref_targets.
4384 (do_assemble_alias): Handle weakrefs.
4385 (finish_aliases_1): Do not reject weakrefs to external symbols.
4386 (assemble_alias): Handle weakrefs.
4388 2005-11-09 Richard Guenther <rguenther@suse.de>
4390 PR tree-optimization/24716
4391 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4392 t_bool to track results from follow_ssa_edge.
4394 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4396 * final.c (force_source_line): New global variable.
4397 (final_scan_insn): Set it to true instead of clearing last_filename.
4398 (notice_source_line): Return true if force_source_line is true,
4399 unless source info is absent.
4401 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4404 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4405 a linkage name for a variable if it a register variable.
4406 * c-decl.c (grokdeclarator): Global register variables
4407 should be set as PUBLIC.
4409 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4412 * config/s390/s390.c (struct s390_frame_layout): New fields
4413 first_save_gpr_slot and last_save_gpr_slot.
4414 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4415 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4416 first_save_gpr and last_save_gpr with the _slot variants.
4417 (s390_register_info): Calculate first_save_gpr_slot and
4418 last_save_gpr_slot using regs_ever_live.
4420 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4423 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4424 for a function containing a landing pad.
4426 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4429 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4432 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4434 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4435 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4437 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4440 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4442 (call,load,store): New insn types.
4443 (mem_access, branch_access): Adjust reservation conditions.
4444 (define_delay): Adjust condition.
4445 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4447 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4448 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4450 (call_internal, call_value_internal, return_internal,
4451 return_interrupt_internal, eh_return_internal, indirect_jump,
4452 tablejump): Set call insn type.
4453 (blockage, ei, di): Use appropriate unspec const.
4454 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4455 (ms1_get_attr_type): Adjust to give load & store types.
4456 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4457 backwards past a barrier.
4458 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4460 (struct branch_info, struct label_info): New.
4462 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4463 (ms1_machine_reorg): New.
4464 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4465 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4466 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4467 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4470 2005-11-09 Per Bothner <per@bothner.com>
4471 Uros Bizjak <uros@kss-loka.si>
4474 * toplev.c (process_options): Initialize debug_hooks early
4475 in case lang_hooks.post_options ends up calling a debug_hook.
4477 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4479 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4480 DBX_REGISTER_NUMBER being contiguous.
4482 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4483 Diego Novillo <dnovillo@redhat.com>
4486 * tree-vrp.c (register_edge_assert_for): Do not register
4487 always-false predicates.
4489 2005-11-08 Devang Patel <dpatel@apple.com>
4491 PR tree-optimization/23115
4492 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4495 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4497 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4500 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4502 Fix PR tree-optimization/23382
4504 * tree-ssa-alias.c (compute_may_aliases): Call
4505 delete_old_heap_vars.
4506 * tree-dfa.c (referenced_var_remove): New function.
4507 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4508 * tree-flow.h (referenced_var_remove): Add prototype.
4509 (delete_old_heap_vars): Ditto.
4510 * tree-ssa-structalias.c (heapvars): New variable.
4511 (oldheapvars): Ditto.
4512 (get_constraint_for): Put heap vars on heapvars list.
4513 (delete_old_heap_vars): New function.
4515 2005-11-08 Jason Merrill <jason@redhat.com>
4517 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4519 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4522 * reg-stack.c (reg_to_stack): Update register liveness also
4523 for flag_sched2_use_traces.
4525 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4528 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4529 override prior explicit -mno-powerpc-gfxopt.
4531 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4533 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4534 if the bitsize is zero.
4535 * doc/md.texi (Standard Pattern Names): Document it.
4537 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4538 (TARGET_PASS_BY_REFERENCE): Likewise.
4540 2005-11-07 Ian Lance Taylor <ian@airs.com>
4542 PR rtl-optimization/24683
4543 * config/i386/i386.c (legitimize_pic_address): If constant operand
4544 to PLUS is too large, put it in a register.
4546 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4548 * configure.ac: Enable checking assembler dwarf2 support for bfin
4550 * configure: Regenerate.
4552 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4556 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4557 gen_easy_vector_constant_add_self): Delete.
4558 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4560 (output_vec_const_move): Use gen_easy_altivec_constant.
4561 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4562 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4563 (easy_vector_constant_add_self): Rewritten.
4564 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4565 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4566 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4567 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4568 Macroize and adjust for the other changes.
4570 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4574 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4575 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4577 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4579 PR rtl-optimization/23567
4580 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4581 (noce_process_if_block): Don't do any optimizations except
4582 if (cond) x = x; if !set_b and write into orig_x may trap
4583 or fault. Remove the MEM_READONLY_P check.
4585 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4588 * tree-vrp.c (fix_equivalence_set): New.
4589 (extract_range_from_assert): Call it.
4591 2005-11-05 Ian Lance Taylor <ian@airs.com>
4594 * combine.c (apply_distributive_law): Don't distribute across a
4597 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4599 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4600 config/ms1/ms1.h, config/rs6000/predicates.md,
4601 config/s390/s390.c, params.def, postreload-gcse.c,
4602 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4603 tree-vrp.c, tree.c: Fix comment typos.
4604 * doc/invoke.texi: Fix typos.
4606 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4608 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4609 for testing whether the data_dependence_relation contains distance
4610 vectors. Iterate over all distance vectors of the ddr.
4611 * lambda.h: Define a vec of lambda_vector pointers.
4612 * tree-data-ref.c (dump_data_dependence_relation,
4613 dump_data_dependence_direction): Iterate over all distance and
4614 direction vectors of the ddr.
4615 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4617 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4618 of distance/direction vectors instead of a single one.
4619 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4620 lambda_vectors with a vec of lambda_vectors.
4621 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4622 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4623 DDR_NUM_DIST_VECTS): New.
4624 * tree-loop-linear.c (gather_interchange_stats): Test for the
4625 existence of distance vectors only after having checked that there
4626 is a dependence. Iterate over all distance vectors of the ddr.
4627 (linear_transform_loops): Use dump_data_dependence_relation.
4628 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4629 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4630 distance vectors of the ddr.
4632 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4634 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4635 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4636 IS_INTHANDLER; all callers changed.
4637 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4639 (do_link, do_unlink): New argument ALL; all callers changed.
4640 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4641 If function isn't leaf, save and restore all registers.
4642 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4645 2005-11-05 Jan Hubicka <jh@suse.cz>
4647 PR rtl-optimization/23490
4648 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4649 max-flow-memory-location): Document.
4650 * flow.c: Include params.h
4651 (MAX_MEM_SET_LIST_LEN): Kill.
4652 (add_to_mem_set_list): Use new param.
4653 * cse.c (cse_basic_block): Replace 1000 by new param.
4654 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4655 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4656 * predict.c (predict_loops): Use new param.
4657 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4659 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4660 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4661 Do not hold memory returned by cgraph_node_name across other call.
4663 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4666 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4669 2005-11-04 Jeff Law <law@redhat.com>
4672 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4673 * tree-ssa-dom.c: Include params.h.
4674 (thread_across_edge): If there are too many statements in the
4675 target block, then do not thread through it.
4676 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4677 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4679 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4682 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4683 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4685 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4688 * tree-scalar-evolution.c (instantiate_parameters_1,
4689 instantiate_parameters, resolve_mixers): Compute the size of an
4690 expression to be instantiated and give up the instantiation if the
4691 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4693 2005-11-04 Richard Guenther <rguenther@suse.de>
4695 * tree-flow.h (ref_contains_indirect_ref): Rename to
4696 array_ref_contains_indirect_ref.
4697 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4698 (array_ref_contains_indirect_ref): Make comment match the code
4700 (ref_contains_array_ref): Likewise.
4701 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4702 ref_contains_indirect_ref.
4703 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4704 Rename calls to ref_contains_indirect_ref.
4706 2005-11-04 Paul Brook <paul@codesourcery.com>
4708 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4709 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4710 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4711 * config/arm/arm.md: Use match_operand in peephole input templates
4712 and match_dup in peephole output templates.
4714 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4716 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4719 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4720 Daniel Jacobowitz <dan@codesourcery.com>
4722 * longlong.h (add_ssaaaa): Clobber condition code register
4724 (sub_ddmmss): Likewise.
4725 (umul_ppmm): Likewise.
4727 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4728 Paul Brook <paul@codesourcery.com>
4729 Phil Blundell <pb@reciva.com>
4731 * configure.ac: Add test for ARM TLS support.
4732 * configure: Regenerated.
4733 * config/arm/arm-protos.h (legitimize_tls_address)
4734 (arm_tls_referenced_p, tls_mentioned_p)
4735 (arm_output_addr_const_extra): New prototypes.
4736 (thumb_legitimize_pic_address): Delete.
4737 * config/arm/arm.c: Include "gt-arm.h".
4738 (enum tls_reloc): New.
4739 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4740 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4741 (arm_call_tls_get_addr, legitimize_tls_address)
4742 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4743 (arm_init_tls_builtins, arm_emit_tls_decoration)
4744 (arm_output_addr_const_extra): New functions.
4745 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4746 (TARGET_HAVE_TLS): Define.
4747 (target_thread_pointer): New.
4748 (arm_override_options): Handle -mtp=.
4749 (legitimize_pic_address): Ignore UNSPECs.
4750 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4752 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4753 (tls_get_addr_libfunc): New variable.
4754 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4755 (arm_init_builtins): Call arm_init_tls_builtins.
4756 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4757 (arm_encode_section_info): Call default_encode_section_info.
4758 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4759 (enum arm_tp_type): New.
4760 (target_thread_pointer): Add declaration.
4761 (LEGITIMATE_CONSTANT_P): Handle TLS.
4762 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4763 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4764 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4765 * config/arm/arm.md: Add UNSPEC_TLS.
4766 (movsi): Handle TLS.
4767 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4769 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4770 (load_tp_hard, load_tp_soft): New insns.
4771 * arm.opt: Add -mtp=.
4772 * doc/invoke.texi (ARM Options): Document -mtp.
4774 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4776 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4777 * config/arm/libunwind.S: Include "lib1funcs.asm".
4778 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4779 (LIB2ADDEH): Add libunwind.S.
4780 (LIB2ADDEHDEP): Add lib1funcs.asm.
4781 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4783 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4786 * gcc/c.opt: Add a -lang-fortran option.
4787 * gcc/c-opts.c: Add a lang_fortran flag.
4788 (c_common_init_options): Handling the -lang-fortran option.
4789 (c_common_handle_option): Add a case for Fortran options in
4790 preprocessing. Remove cases for -ffixed-form and
4791 -ffixed-line-length. Add a case for -lang-fortran.
4793 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4795 * config/rs6000/rs6000.c: Include params.h
4796 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4797 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4798 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4799 (UNSPEC_VPKUWSS): Delete.
4800 (altivec_vpkuhss): Delete.
4801 (altivec_vpkuwss): Delete.
4802 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4804 (neg_eq0<mode>): Remove final condition.
4805 (neg_eq<mode>): Remove condition and split-condition.
4807 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4809 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4810 Use associated print macros.
4812 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4815 * diagnostic.c (diagnostic_set_info_translated): New function.
4816 (diagnostic_set_info): Use it. Add comment.
4817 * diagnostic.h (diagnostic_set_info_translated): Declare.
4819 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4821 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4822 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4823 reference only if 'public' is true.
4824 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4825 emit the .hidden directive only if the indirect reference is public.
4826 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4827 Pass it to dw2_force_const_mem.
4828 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4829 * dwarf2out.c (output_cfi): Adjust calls to above function.
4830 (output_call_frame_info): Likewise.
4831 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4832 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4834 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4836 PR tree-optimization/24483
4837 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4838 field to elts if possible.
4840 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4843 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4846 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4848 Fix PR tree-optimization/24351
4850 * tree-ssa-structalias.c (struct variable_info): Add
4852 (get_varinfo_fc): New function to follow collapsing.
4853 (new_var_info): Set collapsed_to to NULL.
4854 (dump_constraint): Follow collapsing.
4855 (build_constraint_graph): Handle collapsing.
4856 (do_simple_structure_copy): Return false if something bad
4858 (collapse_rest_of_var): New function.
4859 (do_structure_copy): Collapse if do_simple_structure_copy returns
4862 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4865 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4866 expressions to a statement list instead of gimplifying them.
4868 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4870 PR rtl-optimization/23585
4871 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4872 that can't trap plus a constant integer, if the mode has zero size.
4874 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4877 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4879 ("*insv<mode>_reg_extimm"): Likewise.
4881 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4884 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4885 c_common_type_for_mode returns an unnamed type.
4887 2005-11-02 Richard Henderson <rth@redhat.com>
4891 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4892 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4893 * function.c (assign_parms): Use calls.internal_arg_pointer.
4894 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4896 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4897 (TARGET_CALLS): Add it.
4898 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4899 * targhooks.c (default_internal_arg_pointer): New.
4900 * targhooks.h (default_internal_arg_pointer): Declare.
4901 * tree.h (dwarf2out_reg_save_reg): Declare.
4902 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4903 * config/i386/i386.c (dbx_register_map): Add return column.
4904 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4905 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4906 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4907 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4908 (ix86_save_reg): Save force_align_arg_pointer.
4909 (ix86_emit_save_regs): Make regno unsigned.
4910 (ix86_emit_save_regs_using_mov): Likewise.
4911 (ix86_expand_prologue): Handle force_align_arg_pointer.
4912 (ix86_expand_epilogue): Likewise.
4913 * config/i386/i386.h: (dbx_register_map): Update.
4914 (dbx64_register_map, svr4_dbx_register_map): Update.
4915 (struct machine_function): Add force_align_arg_pointer.
4916 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4917 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4918 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4920 2005-11-02 Jan Hubicka <jh@suse.cz>
4923 * i386.md: Add peep2 for simplyfing array accesses.
4925 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4928 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4929 * config/s390/s390.c (s390_decompose_shift_count): New function.
4930 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4931 (print_shift_count_operand): Use s390_decompose_shift_count.
4932 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4933 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4935 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4938 * loop.c (loop_givs_rescan): Use force_operand to expand
4941 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4944 * fold-const.c (build_range_check): Use unsigned when signed
4945 overflow is undefined also. If etype is subtype, make sure that
4946 the subtraction is in the supertype.
4948 2005-11-02 Richard Henderson <rth@redhat.com>
4951 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4954 2005-11-01 Richard Henderson <rth@redhat.com>
4957 * loop.c (scan_loop): Do not propagate computations to a hard
4958 register destination with SMALL_REGISTER_CLASSES.
4960 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4962 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4963 costs for MULT inside PLUS or MINUS.
4965 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4967 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4968 (TRAMPOLINE_SIZE): Round up to 60.
4969 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4971 2005-10-31 James E. Wilson <wilson@specifix.com>
4974 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4975 ifdef. Put ifdefs around call in gen_subprogram_die.
4976 (compute_frame_pointer_to_cfa_displacement): Likewise.
4977 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4980 PR rtl-optimization/17356
4981 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4982 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4984 2005-10-31 Jan Hubicka <jh@suse.cz>
4987 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4990 * i386.c (legitimize_pic_address): Deal with large immediates.
4993 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4994 from symbol names while computing checkup.
4997 * predict.c (predict_loops): Do not estimate more than
4998 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4999 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5001 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5003 PR tree-optimization/19097
5004 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5006 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5008 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5010 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5013 * tree-inline.c (setup_one_parameter): If the init_stmt
5014 is NULL, don't insert the statement.
5016 2005-10-30 Jan Hubicka <jh@suse.cz>
5018 PR tree-optimization/24172
5019 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5021 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5023 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5024 constants for hosts with long != 32 bits.
5026 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5029 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5031 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5033 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5034 (TARGET_MS1_16_002): New.
5035 (TARGET_MS1_16_003): New.
5037 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5038 ("*decrement_and_branch_until_zero_no_clobber"): New.
5039 Add corresponding splitter for decrement_and_branch_until_zero
5041 Key all decrement_and_branch_until_zero patterns off of
5044 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5047 * tree-complex.c (extract_component): Treat RESULT_DECL
5048 like the rest of the decls.
5050 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5052 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5053 indirect call to _mcount if the function needs a static chain.
5055 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5056 Caroline Tice <ctice@apple.com>
5058 PR rtl-optimization/24460
5059 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5060 (dwarf2out_switch_text_section): Set it to true instead of
5061 incrementing separate_line_info_table_in_use.
5062 (output_loc_list): Additionally test have_switched_text_sections.
5063 (output_ranges): Likewise.
5064 (dwarf2out_finish): Likewise.
5065 * varasm.c (assemble_start_function): Do not call
5066 insert_section_boundary_note.
5067 (assemble_end_function): If flag_reorder_blocks_and_partition,
5068 switch to the function's section before emitting the .size directive.
5069 * bb-reorder.c (insert_section_boundary_note): Staticify.
5070 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5071 * output.h (insert_section_boundary_note): Delete.
5073 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5076 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5077 instead of pointer equality when comparing types.
5079 2005-10-24 James E. Wilson <wilson@specifix.com>
5081 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5082 add_dependence_list_and_free calls.
5084 2005-10-24 Steven Bosscher <stevenb@suse.de>
5086 * contrib.texi: Add the names of the LLNL folks who donated
5087 Cray pointer support for gfortran.
5089 2005-10-24 Steven Bosscher <stevenb@suse.de>
5091 PR tree-optimization/24225
5092 * profile.c (branch_prob): Look from end to start through a
5093 basic block when looking for a locus.
5095 2005-10-24 Richard Henderson <rth@redhat.com>
5097 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5099 (hppa_expand_prologue): Likewise.
5101 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5103 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5104 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5105 * pa.h (NO_PROFILE_COUNTERS): Define.
5106 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5107 (funcdef_nos): New vector to hold label numbers of deferred profile
5109 (output_deferred_profile_counters): New function.
5110 (hppa_profile_hook): Push label number onto funcdef_nos.
5111 (pa_hpux_file_end): Call output_deferred_profile_counters if
5112 NO_DEFERRED_PROFILE_COUNTERS is false.
5114 * pa-protos.h (get_deferred_plabel): New prototype.
5115 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5117 (output_call): Adjust calls.
5119 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5121 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5122 peculiarity of GOT/TOC section usage.
5124 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5127 * c-common.c (constant_string_class_name): Add documentation.
5129 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5132 * recog.c (peephole2_optimize): Increment peep2_current_count
5133 only when the slot is empty.
5135 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5138 * except.c (output_function_exception_table): Call
5139 assemble_external_libcall if we need a personality function.
5141 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5143 PR rtl-optimization/24460
5144 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5145 set the basic block for barriers.
5147 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5149 * var-tracking.c (vt_initialize): Initialize post.
5151 2005-10-21 Devang Patel <dpatel@apple.com>
5154 * c-common.c (vector_types_convertible_p): Check vector element type.
5156 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5158 * config/sh/sh.c (prepare_move_operands): Handle the address
5159 constant which is a tls symbolic address plus a constant.
5161 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5164 * gcc.c (main): Use the correct counter for erroring out
5165 about mulitple files.
5167 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5170 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5171 use r2 for 64-bit tls .got access.
5173 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5175 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5178 2005-10-20 Steven Bosscher <stevenb@suse.de>
5180 PR tree-optimization/24307
5181 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5183 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5186 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5188 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5189 is ready, stop marking functions, but still mark variables.
5191 2005-10-20 Richard Guenther <rguenther@suse.de>
5194 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5197 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5199 PR rtl-optimization/23585
5200 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5201 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5202 (may_trap_p_1): New predicate extracted from...
5203 (may_trap_p): ... here. Invoke may_trap_p_1.
5204 (may_trap_or_fault_p): New predicate.
5205 * rtl.h (may_trap_or_fault_p): Declare it.
5206 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5207 instead of may_trap_p.
5208 (steal_delay_list_from_fallthrough): Likewise.
5209 (fill_simple_delay_slots): Likewise.
5210 (fill_slots_from_thread): Likewise.
5211 * function.c (pad_to_arg_alignment): Rework comment about
5212 SPARC_STACK_BOUNDARY_HACK.
5213 * config/sparc/sparc.h: Likewise.
5215 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5217 * config/s390/s390.c (s390_expand_insv): New.
5218 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5219 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5220 ("icm_hi"): Remove mode attribute.
5221 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5223 ("*extracthi", "*extractqi"): Remove.
5224 (extv<mode>", "*extzv<mode>"): New.
5225 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5226 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5228 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5230 * cfgexpand.c (discover_nonconstant_array_refs_r,
5231 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5232 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5233 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5234 discover_nonconstant_array_refs.
5236 2005-10-19 Steven Bosscher <stevenb@suse.de>
5239 * c-decl.c (pop_scope): Don't warn about an unused variable
5240 if it is marked with TREE_NO_WARNING.
5241 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5242 somenow mismatch and olddecl is to be replaced.
5244 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5247 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5248 whether registers live on the edge can be saved/restored.
5250 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5252 * config/sh/sh.c (fixup_mova): Skip notes.
5254 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5256 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5257 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5258 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5259 (s390_initial_elimination_offset): Likewise.
5260 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5261 register on TARGET_ZARCH targets.
5262 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5263 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5264 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5265 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5267 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5269 * config/s390/s390.md: Comment describing output modifiers updated.
5270 * config/s390/s390.c (print_operand): Likewise.
5272 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5274 * config/s390/s390.c (override_options): Added check for -mstack-size
5276 * doc/invoke.texi: Mention that limit in the documenation.
5278 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5281 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5283 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5285 Fix PR tree-optimization/24231
5287 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5288 (compute_avail): Ditto.
5290 2005-10-18 Richard Henderson <rth@redhat.com>
5293 * config/i386/i386.c (legitimate_constant_p): Check
5294 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5296 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5297 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5298 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5300 (print_operand_address): Likewise.
5301 * config/i386/predicates.md (x86_64_immediate_operand): Test
5302 SYMBOL_REF_TLS_MODEL properly inside CONST.
5303 (x86_64_zext_immediate_operand): Likewise.
5304 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5305 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5306 * config/i386/i386-protos.h: Remove predicates.md entries.
5308 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5310 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5311 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5313 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5314 Ian Lance Taylor <ian@airs.com>
5317 * fold-const.c (fold_widened_comparison): Do not allow range based
5318 constant folding when right operand cannot be unwidened.
5320 2005-10-17 Richard Henderson <rth@redhat.com>
5322 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5323 with a memory clobber.
5325 2005-10-17 James E Wilson <wilson@specifix.com>
5327 PR rtl-optimization/17356
5328 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5329 checking for EDGE_EH.
5331 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5333 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5334 the slot on an even boundary for any type with 16-byte alignment.
5336 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5339 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5340 after register allocation.
5342 2005-10-17 DJ Delorie <dj@redhat.com>
5344 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5347 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5350 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5353 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5355 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5356 to 2 if it's already non-zero.
5357 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5358 is set and warn about it if flag_schedule_insns is 1.
5360 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5362 * config/crx/crx.md: Compare-and-branch instructions need to
5365 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5368 * config/i386/i386.md (*pushdi2_rex64 splitter)
5369 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5370 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5371 flow2 pass only when (optimize > 0 && flag_peephole2).
5373 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5376 * gcc.c (have_c): New static variable.
5378 (process_command): Remove declation of have_c.
5379 Set have_o to 1 when handling -o.
5380 (main): Add a fatel error if there are multiple
5381 files specified and -o and -c/-S is passed witout
5382 -combine or multiple languages.
5384 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5386 Fix PR tree-optimization/22444
5387 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5388 Assert that we don't hit something with subvars.
5389 (setup_pointers_and_addressables): Don't add things with subvars,
5390 because we'll already process the subvars for aliasing purposes.
5392 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5395 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5396 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5397 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5398 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5399 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5400 swapped, alternatives for the R constraint.
5403 * builtins.c (get_builtin_sync_mode): Make unlimited
5404 mode_for_size request.
5406 2005-10-15 Richard Henderson <rth@redhat.com>
5408 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5409 (gimplify_expr): ... here.
5410 (gimplify_compound_lval): Use it in initial scan loop. Allow
5411 fb_lvalue in base expression.
5413 2005-10-15 Richard Henderson <rth@redhat.com>
5416 * builtins.c (expand_builtin_trap): Export.
5417 * expr.h (expand_builtin_trap): Declare.
5418 * expr.c (expand_assignment): Emit a trap for integral offsets
5419 from registers that weren't reduced to bitpos.
5421 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5422 (mark_array_ref_addressable): Remove.
5423 * tree-flow.h (mark_array_ref_addressable): Remove.
5424 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5426 2005-10-15 James E Wilson <wilson@specifix.com>
5429 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5430 (add_dependence_list_and_free): Likewise.
5431 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5434 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5438 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5439 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5441 (vrp_visit_phi_node): Only prevent infinite iterations when
5442 the previous result and the new result are both VR_RANGEs.
5444 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5446 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5449 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5452 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5455 2005-10-14 Per Bothner <per@bothner.com>
5457 PR preprocessor/21250
5458 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5460 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5463 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5464 overflow flags. Refactor some conditionals.
5466 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5469 * tree-dfa.c (add_referenced_var): Only look at decls which
5470 have TREE_CONSTANT or TREE_READONLY set instead of if
5471 !TREE_PUBLIC or !TREE_CONSTANT.
5473 2005-10-13 James E Wilson <wilson@specifix.com>
5475 * doc/invoke.texi: For -x, add f95-cpp-input.
5476 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5478 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5480 PR tree-optimization/24262
5481 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5482 in loop all the time.
5484 2005-10-12 Richard Henderson <rth@redhat.com>
5487 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5488 * function.c (assign_parm_find_data_types): Don't support it.
5489 * print-tree.c (print_node): Likewise.
5490 * c-common.c (handle_transparent_union_attribute): Likewise.
5491 Use build_duplicate_type.
5492 * tree-inline.c (remap_type_1): Split out of remap_type;
5493 properly remap aggregate fields.
5494 (build_duplicate_type): New.
5495 * doc/extend.texi (Variable Attributes): Remove documentation
5496 for transparent_union.
5498 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5501 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5502 (gen_stack_pointer_dec): Likewise.
5504 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5508 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5510 (struct cxx): Add adjust_class_at_definition target hook.
5511 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5512 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5513 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5514 hook_void_tree. Add to TARGET_CXX.
5515 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5517 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5518 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5519 instead of attribute. Check for dllexport override. Warn if
5520 inconsistent dll linkage. Don't lose old dllimport if decl has
5521 had address referenced. Tweak lookup of dllimport atribute.
5522 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5523 for target specific rules. Don't add dllimport attribute if
5524 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5525 dllimport attribute.
5526 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5527 * varasm.c (initializer_constant_valid_p): Replace
5528 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5532 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5533 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5534 (i[34567]86-*-mingw32*): Likewise.
5536 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5537 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5539 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5540 C++-specific code. Change return value to bool.
5541 (i386_pe_dllimport_p): Likewise.
5542 (associated_type): Simplify and make language-independent
5543 (i386_pe_encode_section_info): Replace override of ambiguous
5544 dllimport symbol refs with a gcc_assert.
5545 (i386_pe_valid_dllimport_attribute_p): Define.
5546 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5547 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5548 i386_pe_adjust_class_at_definition.
5549 * config/i386/winnt-stubs.c: New file. Define stub versions of
5550 lang-specific functions.
5551 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5552 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5553 i386_pe_adjust_class_at_definition.
5554 (i386_pe_valid_dllimport_attribute_p): Declare.
5555 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5556 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5557 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5560 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5561 dllimport attribute with test of DECL_DLLIMPORT_P.
5563 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5565 * combine.c (make_extraction): Correct offset computation.
5567 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5569 * config/cris/t-linux (LIMITS_H_TEST): Define.
5571 2005-10-12 Richard Henderson <rth@redhat.com>
5574 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5576 2005-10-12 Richard Guenther <rguenther@suse.de>
5578 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5580 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5583 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5584 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5587 2005-10-12 Richard Guenther <rguenther@suse.de>
5590 * varasm.c (output_constant): Correct typo from previous
5593 2005-10-11 Ian Lance Taylor <ian@airs.com>
5595 PR rtl-optimization/13931
5596 * combine.c: Revert patch of 2003-05-14, and:
5597 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5598 completely killed in the appropriate insn.
5599 (distribute_notes): Don't skip multiple hard register test for
5600 elim_i1 and elim_i2.
5602 2005-10-11 Richard Henderson <rth@redhat.com>
5605 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5606 to initialize a transparent union instead of a nop_expr.
5608 2005-10-11 Richard Henderson <rth@redhat.com>
5610 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5611 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5612 (tree_ssa_dce_loop): Call scev_reset.
5615 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5616 * tree-ssa-dce.c: Include cfgloop.h.
5617 (tree_ssa_dce_loop, pass_dce_loop): New.
5618 * tree-pass.h (pass_dce_loop): Declare it.
5619 * passes.c (init_optimization_passes): Use it.
5621 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5624 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5625 Only apply the optimization for rounding builtins if the inner
5626 cast is also an extension.
5628 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5631 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5632 mark_new_vars_to_rename instead of update_stmt.
5634 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5636 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5638 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5640 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5641 for setting MMX register to 0 rather than mmx.
5643 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5646 * configure.ac: Move gas check from mips specific case to common case.
5647 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5648 * configure: Regenerate
5649 * doc/install.texi: Update.
5651 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5654 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5656 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5658 * gcc.c (do_spec_1): Accept numeric characters in file name
5661 2005-10-10 Nick Clifton <nickc@redhat.com>
5663 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5664 describing the deleted arm_gen_rotated_half_load function.
5666 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5668 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5671 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5673 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5675 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5676 (EXTRA_MULTILIB_PARTS): Define.
5677 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5678 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5679 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5680 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5681 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5682 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5684 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5686 PR tree-optimization/24226
5687 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5688 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5689 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5692 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5694 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5696 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5699 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5700 Rewrite for no need for the early clobber.
5702 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5704 Merge from csl-arm-branch:
5705 2005-09-07 Paul Brook <paul@codesourcery.com>
5706 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5709 2005-04-30 Paul Brook <paul@codesourcery.com>
5710 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5711 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5713 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5714 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5715 (arm_override_options): Use TARGET_AAPCS_BASED.
5716 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5717 (PTRDIFF_TYPE): Use int for AAPCS.
5718 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5719 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5720 (DEFAULT_SHORT_ENUMS): Delete.
5721 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5723 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5724 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5725 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5726 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5728 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5729 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5731 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5732 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5734 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5735 * config.gcc (arm*-*-linux-gnueabi): Add it.
5736 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5738 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5739 * config/arm/linux-eabi.h: New file.
5740 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5741 (LINUX_TARET_LINK_SPEC): Likewise.
5742 (LINK_SPEC): Use it.
5743 * config/arm/t-linux-eabi: New file.
5745 2005-10-08 Steven Bosscher <stevenb@suse.de>
5748 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5750 (PARAM_SMS_DFA_HISTORY): Likewise.
5752 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5755 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5756 (load_register_parameters): Call it.
5757 (check_sibcall_argument_overlap_1): Likewise.
5758 (store_one_arg): Likewise.
5760 2005-10-07 James E. Wilson <wilson@specifix.com>
5762 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5763 DImode not VECINT24 for operand 2.
5766 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5770 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5771 fr_spill): Use destination_operand for operand 0.
5773 2005-10-07 DJ Delorie <dj@redhat.com>
5775 * varasm.c (output_constant): Limit error to expanding
5778 2005-10-07 Richard Guenther <rguenther@suse.de>
5781 * fold-const.c (fold_binary): Fix operand types during folding
5782 of X op (A, Y). Evaluation order of the side-effects of
5783 X and A are frontend-defined, so ensure we honour that even for
5784 tcc_comparison class operands; eased by removing duplicate code.
5786 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5788 * stor-layout.c (layout_type): Do not allow alignment of array
5789 elements to be greater than their size.
5791 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5793 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5795 (hppa*-*-linux*): Ditto.
5796 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5797 * config/host-hpux.c: New.
5798 * config/x-hpux: New.
5799 * config/pa/x-hpux: Remove.
5800 * config/pa/x-linux: Remove.
5801 * config/pa/pa-host.c: Remove.
5803 2005-10-07 Jeff Law <law@redhat.com>
5805 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5806 determine whether or not to try and thread outgoing edges.
5808 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5810 * config/rs6000/rs6000.md (eqsi_power): New.
5811 (neg_eq0si): Add TARGET_POWER to final condition.
5814 2005-10-06 Richard Henderson <rth@redhat.com>
5816 * config/rs6000/rs6000.c: Revert last change.
5818 2005-10-06 Richard Henderson <rth@redhat.com>
5820 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5821 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5823 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5827 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5828 out return_label and naked_return_label.
5830 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5832 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5835 2005-10-06 Richard Henderson <rth@redhat.com>
5838 * tree-inline.c (declare_return_variable): Handle modify_dest not
5841 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5843 Fix PR tree-optimization/22488
5844 * tree-ssa-structalias.c (check_for_overlaps): New function.
5845 (create_variable_info_for): Use it.
5847 2005-10-06 Richard Henderson <rth@redhat.com>
5850 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5851 (dwarf2out_start_source_file): Print it.
5853 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5855 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5857 2005-10-06 Richard Henderson <rth@redhat.com>
5860 * mode-switching.c (optimize_mode_switching): Clear transp bit
5861 for block with incomming abnormal edges.
5863 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5864 (fpscr_set_from_mem): Use them.
5865 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5866 (fpscr postinc splitters): Rewrite as peephole2+split.
5868 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5870 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5871 (eq<mode>_compare): Same.
5873 2005-10-06 Richard Guenther <rguenther@suse.de>
5875 PR tree-optimization/24238
5876 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5878 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5880 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5881 here. Use AC_PATH_PROG for environment variables instead of
5883 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5885 * configure: Regenerated.
5887 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5890 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5891 then force it into a register.
5892 (call_value): Likewise.
5894 2005-10-06 Richard Henderson <rth@redhat.com>
5897 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5898 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5899 under pass_vectorize.
5901 2005-10-05 Devang Patel <dpatel@apple.com>
5904 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5905 handling constants. Check NAMESPACE_DECL context for constants.
5907 2005-10-05 Eric Christopher <echristo@apple.com>
5909 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5911 2005-10-05 Richard Henderson <rth@redhat.com>
5914 * tree-cfg.c (mark_array_ref_addressable_1): New.
5915 (mark_array_ref_addressable): New.
5916 * tree-flow.h (mark_array_ref_addressable): Declare.
5917 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5919 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5923 * reload.c (subst_reloads): When adding a REG_LABEL to a
5924 jump instruction, also update JUMP_LABEL.
5926 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5928 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5929 * bb-reorder.c (copy_bb_p): Use it.
5930 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5932 2005-10-05 Richard Henderson <rth@redhat.com>
5935 * toplev.c (process_options): Warn about unsupported combinations
5936 of unwind tables and omit-frame-pointer.
5937 * config/i386/i386.c (override_options): Similarly. Enable
5938 accumulate-outgoing-args if not explicitly disabled.
5940 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5942 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5943 Handle big endian vs. small endian.
5944 (vec_initv2sf): Handle big endian vs. small endian.
5945 (*vec_extractv2sf_1): Ditto.
5947 2005-10-05 Dale Johannesen <dalej@apple.com>
5949 * convert.c (convert_to_real): Don't convert
5950 (float)floor(double d) to floorf((float)d).
5952 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5954 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5956 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5958 PR tree-optimization/18587
5959 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5960 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5961 build_vuses): Change to VEC type.
5962 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5963 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5964 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5965 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5966 (get_name_decl): New. Return DECL_UID of base variable.
5967 (operand_build_cmp): New. qsort comparison routine.
5968 (operand_build_sort_virtual): New. Sort virtual build vector.
5969 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5970 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5971 (FINALIZE_BASE): Use get_name_decl.
5972 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5973 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5974 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5975 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5976 direct VEC_* manipulations.
5977 (build_ssa_operands): Call operand_build_sort_virtual.
5978 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5979 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5980 with direct VEC_* manipulations.
5981 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5982 with direct VEC manipulations.
5984 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5986 PR tree-optimization/21419
5987 PR tree-optimization/24146
5988 PR tree-optimization/24151
5990 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5991 (build_asm_expr): Call it if outputs are read-only.
5992 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5994 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5995 Paolo Bonzini <bonzini@gnu.org>
5999 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6000 enable the instructions and not just the built-ins.
6001 * doc/invoke.texi (x86 Options): Likewise.
6003 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6005 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6007 * doc/invoke.texi (Option Summary): Correct spelling
6008 of -mmacosx-version-min.
6010 2005-10-04 Devang Patel <dpatel@apple.com>
6012 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6015 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6017 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6018 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6020 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6022 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6023 ("TE","tg"): New mode attributes.
6024 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6025 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6026 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6027 dword_mode and one for GPRmode.
6029 2005-10-04 Ian Lance Taylor <ian@airs.com>
6031 PR preprocessor/13726
6032 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6033 any comments passed in.
6035 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6037 * tree.c (annotate_with_file_line): Fix typo.
6039 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6042 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6043 type used to access data in the inlined length == 1 case, use
6044 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6045 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6047 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6049 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6050 TARGET_SSE3 and only for TARGET_80387.
6051 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6052 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6053 Do not depend on TARGET_80387.
6055 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6057 * tree.c (last_annotated_node): Change type to location_t*.
6058 (annotate_with_file_line): Reflect the change of
6059 last_annotated_node type.
6061 2005-10-04 Richard Guenther <rguenther@suse.de>
6064 * c-decl.c (grokdeclarator): Don't write to fields
6067 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6070 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6072 * varasm.c (make_decl_rtl): If a register variable does not
6073 have a set user assmbler name, error out.
6074 Decode the asmspec is now name+1 bypassing '*'.
6076 2005-10-04 Steven Bosscher <stevenb@suse.de>
6078 PR tree-optimization/23049
6079 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6080 of a COND_EXPR is folded before calling fold on the whole rhs of a
6081 conditional assignment.
6082 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6083 document that a COND_EXPR may appear there.
6085 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6088 * tree-vrp.c (extract_range_from_assert): If the new numeric
6089 range created out of the assertion contradicts the existing
6090 numeric range of the ASSERT_EXPR variable, make the new range
6093 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6095 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6096 from T_REGS to FP register class.
6098 2005-10-03 Richard Henderson <rth@redhat.com>
6101 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6102 before creating a new one.
6104 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6106 * config/rs6000/t-aix43 (LDFLAGS): New.
6107 * config/rs6000/t-aix52 (LDFLAGS): New.
6109 2005-10-03 Ian Lance Taylor <ian@airs.com>
6111 * gimplify.c (find_single_pointer_decl_1): New static function.
6112 (find_single_pointer_decl): New static function.
6113 (internal_get_tmp_var): For a formal variable, set restrict base
6114 information if appropriate.
6115 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6117 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6118 (DECL_GET_RESTRICT_BASE): Define.
6119 (SET_DECL_RESTRICT_BASE): Define.
6120 (decl_restrict_base_lookup): Declare.
6121 (decl_restrict_base_insert): Declare.
6122 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6123 * tree.c (restrict_base_for_decl): New static variable.
6124 (init_ttree): Initialize restrict_base_for_decl.
6125 (copy_node_stat): Copy restrict base information.
6126 (decl_restrict_base_lookup): New function.
6127 (decl_restrict_base_insert): New function.
6128 (print_restrict_base_statistics): New static function.
6129 (dump_tree_statistics): Call print_restrict_base_statistics.
6131 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6134 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6135 case of anti-ranges.
6137 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6140 * c-typeck.c (tagged_tu_seen): Rename to ...
6141 (tagged_tu_seen_cache): this and add val field.
6142 (comptypes): Move functional to comptypes_internal
6143 and free tagged_tu_seen.
6144 (comptypes_internal): New function and call comptypes_internal
6145 instead of comptypes. Speed up by sibcalling
6146 tagged_types_tu_compatible_p.
6147 (alloc_tagged_tu_seen): New function
6148 (free_all_tagged_tu_seen_up_to): New function.
6149 (tagged_types_tu_compatible_p): Return the val of the seen two
6151 Add that the two types are the same to tagged_tu_seen_base
6152 if they are and call comptypes_internal instead of comptypes.
6153 <case UNION_TYPE>: Speed up common type where the fields are
6155 (function_types_compatible_p): Call comptypes_internal instead of
6157 (type_lists_compatible_p): Likewise.
6158 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6160 2005-10-02 Matthias Klose <doko@debian.org>
6162 * doc/invoke.texi: Fix typo and speling error.
6164 2005-10-01 Richard Henderson <rth@redhat.com>
6166 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6168 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6170 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6171 using --start-group and --end-group.
6173 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6175 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6176 FIXME note regarding quirky semantics.
6178 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6181 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6182 non-null range as a last resort.
6184 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6185 Diego Novillo <dnovillo@redhat.com>
6188 * tree-vrp.c (extract_range_from_assert): For !=
6189 assertions, only build an anti-range if LIMIT is a
6190 single-valued range.
6192 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6194 * arm.md (movqi): On thumb when optimizing, handle loading from
6195 memory by describing this as taking a subreg of a zero-extended load
6196 into an SImode register.
6199 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6201 * reload1.c (merge_assigned_reloads): Do not change any
6202 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6204 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6206 * Makefile.in (LIPO_FOR_TARGET): Define.
6207 (STRIP_FOR_TARGET): Define.
6209 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6210 before creating new ones. Do symlinks before creating the actual
6213 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6214 to work out which multilibs are actually being built.
6216 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6218 * tree-vect-transform.c, config/ms1/ms1.md,
6219 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6220 Follow spelling conventions.
6221 * doc/invoke.texi, doc/md.texi: Fix typos.
6223 2005-09-30 Andrew Macleod <amacleod@redat.com>
6225 PR tree-optimization/21430
6226 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6227 use operands, and set stmt pointer if need be.
6228 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6229 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6232 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6235 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6237 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6239 * optabs.c (expand_binop): Initialize first_pass_p.
6241 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6244 * c-decl.c (c_write_global_declarations_1): If any
6245 wrapup_global_declaration_2 call returned true, restart the loop.
6247 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6249 Fix PR tree-optimization/24117
6250 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6251 before considering whether to use anyoffset.
6253 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6257 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6259 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6261 (swap_commutative_operands_with_target): New.
6263 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6266 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6269 2005-09-29 Steven Bosscher <stevenb@suse.de>
6271 PR tree-optimization/23911
6272 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6273 and IMAGPART_EXPR too.
6275 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6278 * expmed.c (expand_shift): Move logic to reverse rotation
6279 direction when rotating by constants ...
6280 * optabs.c (expand_binop): ... here.
6281 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6282 (ix86_rotrdi3): New pattern.
6283 (rotldi3): Handle 32-bit mode.
6284 (ix86_rotldi3): New pattern.
6286 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6289 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6290 check for numbers that need no bit twiddle.
6292 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6294 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6295 multilib to be built.
6297 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6298 (stage1-start): Delete old libgcc and libunwind before moving
6299 anything into the stage directory.
6300 (stage2-start): Likewise.
6301 (stage3-start): Likewise.
6302 (stage4-start): Likewise.
6303 (stageprofile-start): Likewise.
6304 (stagefeedback-start): Likewise.
6305 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6306 header in tm_file and CPU-specific t-darwin in tmake_file.
6307 (i[34567]86-*-darwin*): Don't change tm_file.
6308 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6309 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6310 shared library stub for target OS version.
6311 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6312 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6313 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6314 (libgcc_s.%.dylib): New.
6316 (install-darwin-libgcc-stubs): New.
6317 (INSTALL_LIBGCC): New append.
6318 * config/i386/darwin-libgcc.10.4.ver: New.
6319 * config/i386/darwin-libgcc.10.5.ver: New.
6320 * config/i386/t-darwin: New.
6321 * config/rs6000/darwin-libgcc.10.4.ver: New.
6322 * config/rs6000/darwin-libgcc.10.5.ver: New.
6323 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6324 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6326 2005-09-28 Paul Brook <paul@codesourcery.com>
6328 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6331 2005-09-28 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/23853
6334 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6335 host_integerp to verify misalignment value.
6337 2005-09-28 Richard Henderson <rth@redhat.com>
6339 * builtins.c (get_builtin_sync_mode): New.
6340 (expand_builtin_sync_operation): Pass in mode argument.
6341 (expand_builtin_compare_and_swap): Likewise.
6342 (expand_builtin_lock_test_and_set): Likewise.
6343 (expand_builtin_lock_release): Likewise.
6344 (expand_builtin): Update to match.
6346 2005-09-28 Nick Clifton <nickc@redhat.com>
6348 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6349 formatting. Add check to PLUS case to ensure that the offset is
6350 within an acceptable range.
6352 * config/v850/v850.md (casesi): Disable the generation of the
6353 switch pattern as it is not being handled properly at the moment.
6355 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6356 for when the high words are identical.
6358 2005-09-27 Richard Henderson <rth@redhat.com>
6360 * pretty-print.c (pp_base_format): Fix typo for %>.
6362 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6363 Devang Patel <dpatel@apple.com>
6365 PR tree-optimization/23625
6366 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6367 LABEL_EXPR, assertion check.
6369 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6371 * optabs.c (no_conflict_move_test): Check if a result of a
6372 to-be-moved insn would be clobbered by an originally
6375 2005-09-27 Jeff Law <law@redhat.com>
6377 * passes.c (init_optimization_passes): Replace copy propagation
6378 passes immediately after DOM with phi-only copy propagation
6379 pases. Add phi-only copy propagation pass after first DOM pass.
6380 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6381 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6382 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6383 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6384 to init_copy_prop. Callers updated.
6385 (do_phi_only_copy_prop): New function.
6386 (pass_phi_only_copy_prop): New pass descriptor.
6388 2005-09-27 Nick Clifton <nickc@redhat.com>
6390 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6392 2005-09-26 Jason Merrill <jason@redhat.com>
6395 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6397 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6399 2005-09-26 James E Wilson <wilson@specifix.com>
6401 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6402 copyright. Add gcc copyright plus libgcc exception.
6403 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6405 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6407 2005-09-26 Jeff Law <law@redhat.com>
6409 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6410 about when to iterate.
6412 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6415 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6416 for __complex__ double in -mcpu=G5 mode.
6418 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6420 PR tree-optimization/23942
6421 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6422 * tree-scalar-evolution.c: Include params.h.
6424 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6425 follow_ssa_edge_in_condition_phi_branch,
6426 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6427 Change return type to t_bool. Use a parameter to limit the size of
6428 trees that are walked before stopping
6429 (analyze_evolution_in_loop): Initialize the limit to 0.
6430 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6431 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6433 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6436 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6437 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6439 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6441 * combine.c (make_extraction): Check for valid use of subreg.
6443 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6446 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6447 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6448 ("fist<mode>2_with_temp"): Use only register operands.
6450 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6452 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6453 CALL_INSN_FUNCTION_USAGE.
6455 2005-09-26 Richard Guenther <rguenther@suse.de>
6458 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6459 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6460 (ldst_entry): Use the hashtable instead of list-walking.
6461 (find_rtx_in_ldst): Likewise.
6462 (free_ldst_entry): Free the hashtable.
6463 (compute_ld_motion_mems): Create the hashtable.
6464 (trim_ld_motion_mems): Remove entry from hashtable if
6465 removing it from list.
6466 (compute_store_table): Likewise^2.
6467 (store_motion): Free hashtable in case we did not see
6470 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6472 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6473 and arg1 if we are passing them to fold_build2.
6475 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6478 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6481 2005-09-25 Richard Henderson <rth@redhat.com>
6483 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6484 SYMBOL_REF_TLS_MODEL to be correct.
6486 2005-09-24 Richard Henderson <rth@redhat.com>
6488 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6489 end of function. Reindent.
6491 2005-09-24 Ian Lance Taylor <ian@airs.com>
6493 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6494 NEGATE_EXPR/BIT_NOT_EXPR case.
6496 2005-09-24 Richard Henderson <rth@redhat.com>
6498 * c-common.c (handle_mode_attribute): When not modifying in place,
6499 create subtypes for enumerations.
6500 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6501 * gimplify.c (create_tmp_from_val): Likewise.
6503 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6505 * config/i386/i386.md (*tls_global_dynamic_64,
6506 *tls_local_dynamic_base_64): Add missing mode to call.
6507 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6509 2005-09-24 Jan Hubicka <jh@suse.cz>
6511 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6512 (cgraph_clone_node): Likewise.
6513 * cgraph.h (cgraph_clone_edge): Update prototype.
6514 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6515 duplicated prototypes; add updating argument.
6516 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6517 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6519 (cgraph_mark_inline_edge): Likewise.
6520 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6521 (cgraph_flatten_node): Likewise.
6522 (cgraph_decide_recursive_inlining): Likewise.
6523 (cgraph_decide_inlining_of_small_function): Likewise.
6524 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6526 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6527 Pete Steinmetz <steinmtz@us.ibm.com>
6529 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6530 (rldic.): Set type to "compare".
6532 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6533 mfjmpr for MFCTR/MFLR.
6534 (movdf_hardfloat64): Same.
6535 (movdf_softfloat64): Same. Correct order of store and move types.
6536 (movti_string): Set type to store_ux/load_ux.
6537 (load_multiple): Set type to load_ux.
6538 (store_multiple): Set type to store_ux.
6539 (movmemsi): Set type to store_ux.
6540 (output_cbranch direct_return): Set type to jmpreg.
6541 (stmw): Set type to store_ux.
6542 (lmw): Set type to load_ux.
6543 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6544 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6545 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6546 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6547 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6548 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6549 (rios1-fpstore): Increase latency to 3.
6550 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6551 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6553 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6554 Andrew Pinski <pinskia@physics.uc.edu>
6556 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6557 operand2 constraint to "b".
6558 (sync_<fetchop_name>di_internal): Same.
6559 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6561 (sync_old_<fetchop_name>di_internal): Same.
6562 (sync_new_<fetchop_name>si_internal): Same.
6563 (sync_new_<fetchop_name>di_internal): Same.
6565 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6568 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6569 case, define as macros.
6571 PR rtl-optimization/23837
6572 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6573 clobber / clobber match between dest and p->first.
6575 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6576 (no_conflict_move_test): Update comments.
6578 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6580 * doc/install.texi: Update URL for Jacks.
6581 * doc/sourcebuild.texi: Likewise.
6583 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6586 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6587 registers when choosing register preferences.
6588 (movdf_hardfloat64): Same.
6590 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6592 * expmed.c (expand_shift): Don't use the target of the rotate as
6593 target for the first expanded shift insn.
6594 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6596 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6598 PR tree-optimization/22438
6599 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6600 preserved iv rhs rewriting specially.
6602 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6604 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6605 estimate_only is true.
6606 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6607 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6608 tree-ssa-structalias.c
6609 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6610 ref_contains_indirect_ref.
6611 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6613 2005-09-21 DJ Delorie <dj@redhat.com>
6615 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6617 (mn10300_return_in_memory): Support variable size types also.
6618 (mn10300_pass_by_reference): Likewise.
6619 (mn10300_function_value): New.
6620 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6621 (FUNCTION_OUTGOING_VALUE): Likewise.
6622 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6623 * doc/invoke.texi: Document it.
6625 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6628 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6629 force integer op1 into register for XFmode compares.
6631 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6634 * expmed.c (alg_code): Add alg_impossible.
6635 (alg_hash_entry): Add cost.
6636 (synth_mult): Record alg_impossible in the hash table if
6637 multiplication by a given integer is impossble within the
6638 limit. Speed up using alg_impossible.
6640 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6642 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6643 argument. Allow and set any offset if needs_anyoffset is passed
6645 (get_constraint_for): Add argument here too.
6647 (do_structure_copy): Pass NULL to get_constraint_for.
6648 (handle_ptr_arith): Ditto.
6649 (find_func_aliases): Ditto.
6651 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6653 PR rtl-optimization/23898
6654 * output.h (get_attr_min_length): Declare.
6655 * final.c (get_attr_length_1): New function, broken out of:
6657 (get_attr_min_length): New function.
6658 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6659 (duplicate_computed_gotos): Likewise.
6660 * genattr.c (insn_min_length): Generate declaration.
6661 * genattrtab.c (min_fn, min_attr_value): New functions.
6662 (make_length_attrs): Generate insn_min_length.
6664 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6666 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6668 2005-09-20 Richard Henderson <rth@redhat.com>
6670 PR tree-optimization/24059
6671 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6674 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6676 * c.opt (fextended-identifiers): New.
6677 * c-opts.c (c_common_handle_option): Handle
6678 -fextended-identifiers.
6679 * doc/cpp.texi: Update documentation of extended identifiers.
6680 * doc/cppopts.texi (-fextended-identifiers): Document.
6682 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6684 PR tree-optimization/23929
6685 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6688 PR tree-optimization/23818
6689 * tree-stdarg.c (execute_optimize_stdarg): Call
6690 calculate_dominance_info.
6692 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6694 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6695 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6696 (compute_overlap_steps_for_affine_1_2): Use
6697 get_number_of_iters_for_loop.
6698 (analyze_subscript_affine_affine): Check whether difference is
6700 Use get_number_of_iters_for_loop.
6701 Check whether overlap occurs outside of bounds.
6702 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6704 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6706 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6707 base register if possible.
6709 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6711 PR tree-optimization/18463
6712 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6713 converting it directly is not possible.
6714 (chrec_convert_aggressive): New function.
6715 * tree-chrec.h (chrec_convert_aggressive): Declare.
6716 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6717 Fold chrec conversions aggressively if asked to.
6718 (instantiate_parameters): Modified because of changes in
6719 instantiate_parameters_1.
6721 2005-09-19 Richard Henderson <rth@redhat.com>
6723 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6724 (reduc_splus_v2df): New.
6726 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6728 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6729 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6731 2005-09-19 Richard Henderson <rth@redhat.com>
6733 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6736 2005-09-19 Richard Henderson <rth@redhat.com>
6738 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6739 (ia64_expand_dot_prod_v8qi): New.
6740 * config/ia64/ia64-protos.h: Update.
6741 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6742 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6743 sdot_prodv8qi, sdot_prodv4hi): New.
6744 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6746 2005-09-19 Richard Henderson <rth@redhat.com>
6749 * real.c (exact_real_truncate): Return false if the format cannot
6750 represent the number as a normal.
6752 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6753 for a memory source.
6755 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6757 * tree-ssa-operands.c (swap_tree_operands): Export.
6758 * tree.h (swap_tree_operands): Declare.
6759 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6760 Call swap_tree_operands.
6762 2005-09-19 Richard Henderson <rth@redhat.com>
6764 * tree-flow.h (merge_alias_info): Declare.
6765 * tree-ssa-copy.c (merge_alias_info): Export.
6766 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6767 (vect_create_data_ref_ptr): Use create_iv directly.
6768 (vectorizable_load): Use correct types for integer constants.
6769 (vect_generate_tmps_on_preheader): Likewise.
6770 (vect_gen_niters_for_prolog_loop): Likewise.
6772 2005-09-19 Steven Bosscher <stevenb@suse.de>
6774 PR rtl-optimization/23943
6775 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6777 2005-09-18 Jan Hubicka <jh@suse.cz>
6779 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6781 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6783 * varasm.c (output_constant): Do not abort on conversions to union
6784 types between different sizes.
6786 2005-09-18 Richard Guenther <rguenther@suse.de>
6789 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6792 2005-09-18 Paul Brook <paul@codesourcery.com>
6794 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6796 2005-09-17 Richard Henderson <rth@redhat.com>
6798 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6799 * tree-ssa-loop.c (pass_vect_dce): Remove.
6800 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6803 2005-09-17 Richard Henderson <rth@redhat.com>
6805 * tree-pass.h (pass_vect_dce): Declare.
6806 * passes.c (init_optimization_passes): Add it.
6807 * tree-flow.h (tree_ssa_dce): Declare.
6808 * tree-ssa-dce.c (tree_ssa_dce): Export.
6809 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6810 (gate_tree_vectorize): ... here.
6811 (pass_vect_dce): New.
6813 2005-09-17 Jan Hubicka <jh@suse.cz>
6815 * except.c (struct eh_status): Turn region_array into vec.
6816 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6817 convert_from_eh_region_ranges, find_exception_handler_labels,
6818 current_function_has_exception_handlers, assign_filter_values,
6819 build_post_landing_pads, dw2_build_landing_pads,
6820 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6821 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6822 foreach_reachable_handler, can_throw_internal_1,
6823 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6825 (duplicate_eh_region_1): Update region_array.
6826 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6828 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6831 * expmed.c (expand_mult): Substitute simple register for op0 when
6834 2005-09-17 Richard Henderson <rth@redhat.com>
6836 * expr.c (emit_move_via_integer): Add force argument, pass it on
6837 to emit_move_change_mode. Update callers.
6838 (emit_move_complex): Pass true to new force argument.
6839 * function.c (expand_function_end): Move expand_eh_return call
6840 earlier. Merge sub-word complex values into a pseudo before
6841 copying to the return hard register.
6843 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6845 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6846 between different sizes.
6848 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6852 * passes.c (init_optimization_passes): Register dump files for
6855 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6857 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6858 * config/s390/s390.c (s390_overlap_p): New function.
6859 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6860 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6863 2005-09-16 Richard Guenther <rguenther@suse.de>
6865 * ipa-pure-const.c (static_execute): Free auxiliar information.
6866 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6867 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6869 2005-09-15 DJ Delorie <dj@redhat.com>
6871 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6873 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6875 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6877 (swap_commutative_operands_with_target): New.
6879 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6881 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6884 (estimate_iters_using_array): New function.
6885 * tree-data-ref.h (estimate_iters_using_array): Prototype
6886 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6887 Use estimate_iters_using_array instead of analyze_array.
6889 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6891 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6894 2005-09-15 Michael Matz <matz@suse.de>
6896 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6898 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6900 PR tree-optimization/23835
6901 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6902 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6904 2005-09-14 Richard Henderson <rth@redhat.com>
6906 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6907 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6909 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6911 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6912 in the ARRAY_TYPE case.
6914 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6916 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6918 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6921 * tree-vect-transform.c (vectorizable_operation): Return false for
6922 scalar shift operations and for vector shift operations with
6923 non-invariant shift arguments. Use scalar tree operand op1 as
6924 a shift operand when vector shift insn pattern uses scalar shift
6926 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6928 2005-09-14 Olivier Hainque <hainque@adacore.com>
6930 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6931 value if it has side-effects.
6933 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6936 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6938 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6940 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6941 passed as NAME as if it were label at start of function code.
6943 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6945 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6948 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6950 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6951 as early clobber. Rewrite so the PIC register is not implicitly used.
6953 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6955 * tree.c (annotate_with_file_line): Compare line numbers before
6958 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6961 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6962 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6964 2005-09-13 Ian Lance Taylor <ian@airs.com>
6966 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6967 than a HOST_WIDEST_INT to gen_doloop_begin.
6969 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6971 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6973 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6975 PR tree-optimize/23817
6976 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6978 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6981 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6982 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6983 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6984 (restore_stack_nonlocal): Likewise.
6985 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6987 2005-09-12 Ian Lance Taylor <ian@airs.com>
6990 * c.opt (ffriend-injection): New C++ option.
6991 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6992 (C++ Dialect Options): Document -ffriend-injection.
6994 2005-09-12 Josh Conner <jconner@apple.com>
6997 * ipa-reference.c (static_execute): Don't mark variables in
6998 named sections TREE_READONLY.
7000 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7002 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7005 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7007 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7008 V_MUST_DEF instead of just the first_use_p.
7009 Don't mark the virtual variables for renaming on the statement which
7011 (pass_dse): Remove TODO_update_ssa.
7013 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7016 * stor-layout.c (compute_record_mode): For records with a single
7017 field, actually check the field's mode size against the type size.
7019 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7020 registers for TARGET_SHMEDIA.
7021 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7022 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7023 of GENERAL_REGS and FP_REGS.
7025 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7027 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7029 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7031 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7032 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7033 are omitted. Exclude stack_tie insn too.
7035 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7037 PR rtl-optimization/23098
7038 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7040 * config/rs6000/rs6000.md (movdf splitter): Use
7041 const_double_operand predicate for TARGET_POWERPC64.
7042 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7043 SYMBOL_REF method to ABI_V4.
7045 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7046 replace_equiv_address.
7047 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7048 rs6000_sr_alias_set and MEM_NOTRAP.
7049 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7051 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7053 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7054 handle CALL_EXPR again.
7056 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7058 * arm/predicates.md (alignable_memory_operand): Delete.
7060 2005-09-10 Richard Henderson <rth@redhat.com>
7063 * dbxout.c (dbxout_expand_expr): New.
7064 (dbxout_symbol): Use it.
7066 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7068 * arm.c (arm_gen_rotated_half_load): Delete.
7069 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7070 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7071 (thumb_set_return_address): Likewise.
7072 (thumb_load_double_from_address): Use adjust_address.
7073 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7074 (extendhsisi2_mem, movhi_bytes): Use change_address.
7075 (movhi): Use widen_memory_access.
7076 (reload_out_df): Use replace_equiv_address.
7077 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7079 2005-09-09 Richard Henderson <rth@redhat.com>
7082 * dbxout.c: Include expr.h.
7083 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7084 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7085 * Makefile.in (dbxout.o): Add EXPR_H.
7087 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7089 PR tree-optimization/23509
7090 * tree-cfg.c (replace_uses_by): Use replace_exp.
7091 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7092 pointers have name_mem_tag or type_mem_tag set.
7094 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7096 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7097 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7098 of wrongly accessing operands.
7100 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7102 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7103 * tree-chrec.c: Include tree-scalar-evolution.h.
7104 (chrec_convert): Instantiate the base and step before calling
7105 scev_probably_wraps_p that would fail on parametric evolutions.
7106 Collect all the fails into a single section failed_to_convert,
7107 print a diagnostic, and return chrec_dont_know instead of calling
7109 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7110 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7112 (scev_const_prop): Don't replace the definition of a loop closed ssa
7113 phi node by itself, or by another loop closed ssa phi node.
7114 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7115 that base and step are defined.
7117 2005-09-09 Richard Guenther <rguenther@suse.de>
7120 * fold-const.c (fold_ternary): Check truth_value_p before
7121 calling invert_truthvalue.
7123 2005-09-09 Nick Clifton <nickc@redhat.com>
7125 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7126 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7127 dimension of these arrays.
7128 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7130 * longlong.h: Only provide a prototype for the __clz_tab[] array
7131 if this header has not been included from libgcc2.h.
7132 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7134 Provide prototypes for exported functions.
7135 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7138 2005-09-08 Josh Conner <jconner@apple.com>
7142 * expr.c (expand_expr_addr_expr_1): Don't invoke
7143 expand_simple_binop for EXPAND_INITIALIZER.
7145 2005-09-08 Richard Henderson <rth@redhat.com>
7148 * toplev.c (wrapup_global_declaration_1): Split out ...
7149 (wrapup_global_declaration_2): ... from ...
7150 (wrapup_global_declarations): ... here. Return bool.
7151 (check_global_declaration_1): Split out ...
7152 (check_global_declarations): from here.
7153 (emit_debug_global_declarations): New.
7154 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7155 check_global_declaration_1, emit_debug_global_declarations): Declare.
7156 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7157 of decls. Call wrapup_global_declaration_1,
7158 wrapup_global_declaration_2, check_global_declaration_1 directly.
7159 (c_write_global_declarations_2): New.
7161 (c_write_global_declarations): Call c_write_global_declarations_2.
7162 * langhooks.c (write_global_declarations): Call
7163 emit_debug_global_declarations.
7165 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7166 remove decls that have DECL_RTL_SET_P.
7167 * passes.c (rest_of_decl_compilation): Invoke
7168 cgraph_varpool_finalize_decl for all but functions.
7170 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7172 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7173 the result of a conversion if the new min and max cannot be compared.
7175 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7177 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7178 (override_options): Setting s390_sr_alias_set removed.
7179 (save_fpr, save_gprs): Set alias set to vararg or frame.
7180 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7181 s390_sr_alias_set with get_frame_alias_set ().
7182 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7183 get_varargs_alias_set ().
7185 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7189 * c-parser.c (c_parser_objc_method_definition): If the next
7190 token is not "{", error out and don't start the function.
7192 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7194 * tree-vrp.c (extract_range_from_expr): Move the check for non
7195 nullness after the check for gimple invariant.
7197 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7199 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7201 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7204 * config/m32r.md (movmemsi_internal): Canonicalize order of
7205 operands in PLUS component of template.
7207 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7209 * reload1.c (fixup_eh_region_note): Remove assertion.
7210 (fixup_abnormal_edges): Reverted removal of call to
7211 find_many_sub_basic_blocks made on 2005-08-31.
7213 2005-09-07 Richard Henderson <rth@redhat.com>
7215 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7216 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7217 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7218 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7219 rearrange for better packing.
7220 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7221 (lookup_cfa_1): Remove inline marker.
7222 (cfa_equal_p): Split out of ...
7223 (def_cfa_1): ... here. Use INVALID_REGNUM.
7224 (build_cfa_loc): Handle !cfa->indirect.
7225 (frame_pointer_cfa_offset): New.
7226 (dbx_reg_number): Assert register elimination performed; do
7227 leaf register remapping.
7228 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7229 (eliminate_reg_to_offset): New.
7230 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7231 for verifiably local stack frame addresses; re-base to CFA.
7232 (mem_loc_descriptor): Remove can_use_fbreg argument.
7233 (concat_loc_descriptor, loc_descriptor): Likewise.
7234 (containing_function_has_frame_base): Remove.
7235 (rtl_for_decl_location): Don't do register elimination or
7236 leaf register remapping here.
7237 (secname_for_decl): Split out from ..
7238 (add_location_or_const_value_attribute): ... here.
7239 (convert_cfa_to_loc_list): New.
7240 (compute_frame_pointer_to_cfa_displacement): New.
7241 (gen_subprogram_die): Use them.
7242 * tree.h (frame_base_decl): Remove.
7243 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7244 (prologue_stack_adjust): Remove.
7245 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7246 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7247 (set_frame_base_location): Remove.
7248 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7249 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7250 (vt_add_function_parameters): Don't eliminate_regs.
7251 (vt_initialize): Don't create frame_base_decl.
7253 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7255 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7256 version of GNU binutils for 4.x and later.
7258 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7260 * ggc-page.c (ggc_push_context): Remove.
7261 (ggc_pop_context): Likewise.
7262 * ggc.h (ggc_push_context): Remove.
7263 (ggc_pop_context): Likewise.
7265 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7268 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7269 returning from an interrupt handler.
7271 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7274 * config/arc/arc.c (output_shift): Add check for loop count when
7277 2005-09-06 Steven Bosscher <stevenb@suse.de>
7279 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7281 (abs_replacement): Likewise.
7282 (pass_phiopt): Remove TODO_update_ssa.
7284 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7287 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7288 if "return with no value, in function returning non-void" warning
7290 * tree-cfg.c (execute_warn_function_return): Don't look at
7291 RETURN_EXPRs with TREE_NO_WARNING set.
7294 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7295 for internal functions doesn't use registers used by global registers
7296 variables. Use fewer register parameters if there are global register
7299 2005-09-06 Olivier Hainque <hainque@adacore.com>
7300 Eric Botcazou <ebotcazou@adacore.com>
7303 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7304 when we would be extracting outside its bit span (bitpos+bitsize
7305 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7306 Ada unchecked conversions.
7308 2005-09-06 Steven Bosscher <stevenb@suse.de>
7310 * tree-ssa-pre.c (try_look_through_load): New function.
7311 (compute_avail): Use it to try to look through loads for some
7312 more useful expressions.
7314 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7316 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7317 condition for detecting cases like (a&a) and (a^a).
7319 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7321 * common.opt: Add option ftree-vect-loop-version.
7322 * params.def: Add --param vect-max-version-checks.
7323 * doc/invoke.texi: Document ftree-vect-loop-version and
7324 --param vect-max-version-checks.
7325 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7326 may_misalign_stmts and defines for accessors.
7327 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7328 LOOP_VINFO_MAY_MISALIGN_STMTS.
7329 (destroy_loop_vec_info): VEC_free for
7330 LOOP_VINFO_MAY_MISALIGN_STMTS.
7331 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7332 Update documentation.
7333 (vect_update_misalignment_for_peel): New.
7334 (vect_enhance_data_refs_alignment): Update to choose loop
7335 peeling or loop versioning if appropriate for the (potentially)
7336 unaligned data references in the loop.
7337 (vect_analyze_data_refs_alignment): Remove call to
7338 vect_enhance_data_refs_alignment so the checks can be done
7340 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7341 and move up call to vect_analyze_data_refs_alignment.
7342 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7343 (vect_transform_loop): Add call to loop_version.
7345 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7347 PR rtl-optimization/23098
7348 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7349 * simplify-rtx.c (constant_pool_reference_p): New function.
7350 * rtl.h (constant_pool_reference_p): New prototype.
7351 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7352 constant_pool_reference_p in condition and
7353 avoid_constant_pool_reference in preparation statements.
7355 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7357 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7358 STRICT_LOW_PART SETs.
7360 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7363 * except.c (sjlj_emit_function_enter): Find the function begin
7364 note even when it's not in first basic block.
7366 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7368 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7369 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7370 * aclocal.m4: Regenerate.
7372 2005-09-05 DJ Delorie <dj@redhat.com>
7374 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7377 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7379 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7380 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7381 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7382 Follow spelling conventions.
7383 * doc/invoke.texi: Follow spelling conventions.
7385 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7387 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7388 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7389 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7391 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7394 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7395 (output_stack_adjust): Use gen_tmp_stack_mem.
7396 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7397 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7398 (sh_get_pr_initial_val): Likewise.
7399 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7400 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7401 * sh.md (divsi_inv_m0): Use gen_const_mem.
7402 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7403 (movdf_i4+1): Use gen_tmp_stack_mem.
7404 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7405 (fpu_switch+2): Likewise.
7406 (movv4sf_i, movv16sf_i): Use adjust_address.
7407 (symGOT_load): Set MEM_NOTRAP_P bit.
7409 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7412 * pa.c (emit_move_sequence): Fix typo in last change.
7414 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7416 PR rtl-optimization/23454
7417 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7420 2005-09-03 Richard Henderson <rth@redhat.com>
7421 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7424 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7427 2005-09-02 Nicolas Pitre <nico@cam.org>
7429 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7430 to bit_count to 32 bits.
7432 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7435 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7436 generating synthetic loads from volatile lvalues.
7438 005-09-02 Nick Clifton <nickc@redhat.com>
7440 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7441 __ctzhi2, __clzhi2): New functions.
7443 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7446 * tree-nested.c (struct var_map_elt): Mark with GTY.
7447 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7449 (lookup_field_for_decl): Allocate new element in GC memory.
7450 (lookup_tramp_for_decl): Likewise.
7451 (convert_nl_goto_reference): Likewise
7452 (create_nesting_tree): Allocate info in GC memory. Likewise for
7454 (free_nesting_tree): Free with ggc_free instead of free.
7455 (root): New static variable.
7456 (lower_nested_functions): Remove root as local variable. And zero out
7457 root at the end of the function.
7459 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7461 PR rtl-optimization/20365
7462 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7463 to short. New member ix.
7464 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7465 (simplify_plus_minus): Initialize ix members before calling qsort.
7467 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7469 PR tree-optimization/23626
7470 * tree-cfg.c (replace_uses_by): Clean up eh info.
7472 2005-09-01 DJ Delorie <dj@redhat.com>
7474 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7477 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7479 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7480 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7483 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7485 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7486 do not issue warning for a variable definition following
7489 2005-09-01 Richard Henderson <rth@redhat.com>
7492 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7493 conversion to CONST_VECTOR.
7495 2005-09-01 Richard Henderson <rth@redhat.com>
7498 * reload1.c (reload_as_needed): Check !CALL_P before calling
7499 fixup_eh_region_note.
7500 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7502 2005-09-01 DJ Delorie <dj@redhat.com>
7504 * varasm.c (output_constant): Let the target resolve
7505 conversions of addresses to non-default pointer sizes.
7507 2005-09-01 Nicolas Pitre <nico@cam.org>
7509 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7510 to alow matching ARM pre-indexed addressing mode.
7511 (arm_override_options): Remove now irrelevant comment.
7513 2005-09-01 Phil Edwards <phil@codesourcery.com>
7515 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7516 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7517 * config/i386/vxworks.h: Likewise.
7518 * config/i386/t-vxworksae: New file, for VxWorks AE.
7519 * config/i386/vxworksae.h: Likewise.
7521 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7523 PR tree-optimization/23410
7524 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7525 sequence is not wrapping during the first step.
7527 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7530 * dwarf2out.c (base_type_die): Compare char_type_node with
7531 TYPE_MAIN_VARIANT (type), not type.
7533 2005-09-01 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/15366
7536 * common.opt: Add -finline-functions-called-once.
7537 Put -fearly-inlining in alphabetically ordered place.
7538 * doc/invoke.texi: Document new option.
7539 * ipa-inline.c (cgraph_decide_inlining): Honour
7540 flag_inline_functions_called_once.
7542 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7544 PR rtl-optimization/23478
7545 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7546 (alloc_qty): Initialize it.
7547 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7548 (combine_regs): Combine also n_throwing_calls_crossed fields.
7549 (find_free_reg): Don't attempt to caller-save pseudos crossing
7550 calls that might throw.
7551 * global.c (struct allocno): Add throwing_calls_crossed field.
7552 (global_alloc): Revert 2005-08-22 change. Initialize
7553 throwing_calls_crossed.
7554 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7557 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7560 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7561 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7562 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7563 (and64_2_operand): Tweak to use predicate.
7564 (and_operand): Adjust for mask_operand changes.
7565 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7566 (print_operand): Likewise.
7567 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7568 (mask64_1or2_operand): Delete.
7569 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7570 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7571 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7572 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7573 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7574 (rotldi3_internal4): Likewise.
7575 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7576 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7577 (ashldi3_internal7): Likewise.
7578 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7579 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7580 (anddi3 split): Don't match mask64_operand.
7581 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7582 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7583 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7584 't' splitter predicate.
7585 (movdi_internal64 + 2): Revert 2005-06-11 change.
7587 2005-08-31 DJ Delorie <dj@redhat.com>
7589 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7590 (m32c_asm_integer): Add support for 32 bit pointers.
7592 2005-08-31 Richard Henderson <rth@redhat.com>
7594 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7595 component-like references for setting MEM_NOTRAP_P.
7597 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7598 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7600 2005-08-31 Richard Henderson <rth@redhat.com>
7602 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7603 into a pseudo before applying gen_lowpart.
7605 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7607 * doc/install.texi (Specific): Update cctools version required
7608 for full functionality.
7609 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7610 linkers as -macosx_version_min.
7612 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7615 * sh.c (print_operand, %R and %S): Add handling of floating point
7616 registers, memory, constants and invalid operands.
7618 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7620 * ipa-pure-const.c: Change dump name.
7622 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7625 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7626 to "reg_or_0_operand".
7627 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7629 2005-08-31 Dale Johannesen <dalej@apple.com>
7631 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7632 loops that count down.
7634 2005-08-31 Richard Henderson <rth@redhat.com>
7637 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7638 (fixup_eh_region_note): New.
7639 (reload_as_needed): Call it.
7640 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7641 don't call find_many_sub_basic_blocks; call verify_flow_info.
7642 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7643 (keep_stack_depressed): Likewise.
7644 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7646 2005-08-31 Richard Henderson <rth@redhat.com>
7648 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7651 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7653 * expr.c (expand_expr_real_1): Compare size of address
7654 mode to target's address mode size in deciding expansion of
7655 the constant address.
7657 2005-08-31 Richard Guenther <rguenther@suse.de>
7660 * expr.c (all_zeros_p): New function.
7661 (expand_expr_real_1): Handle the case of an all-zero
7662 non-addressable constructor separately.
7664 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7666 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7667 arguments, adjust all callers.
7668 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7670 2005-08-30 Richard Henderson <rth@redhat.com>
7673 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7674 whenever the mode sizes match.
7676 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7678 * calls.c (load_register_parameters): Fix comment typo.
7679 * expr.c (emit_push_insn): Comment formatting.
7681 2005-08-30 Ian Lance Taylor <ian@airs.com>
7683 * config/i386/x-cygwin (host-cygwin): Change dependency from
7684 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7686 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7688 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7691 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7694 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7695 call to ggc_collect.
7697 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7700 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7701 beginning. Remove $(INCLUDES) from all the rules, if following
7702 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7704 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7707 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7708 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7709 not constant, but maxlen is, don't set len to maxlen, rather
7710 set maxlen to len if len is a constant.
7712 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7714 PR tree-optimization/23475
7715 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7718 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7720 Fix PR middle-end/22455
7722 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7723 Checksum only the parts of the tree that exist for the tree code.
7725 2005-08-28 Dale Johannesen <dalej@apple.com>
7727 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7729 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7731 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7733 2005-08-28 Richard Henderson <rth@redhat.com>
7735 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7736 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7739 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7742 * builtins.c (get_memory_rtx): Don't strip nops
7743 in between COMPONENT_REFs.
7745 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7748 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7750 (gimplify_modify_expr): Check for zero sized types and gimplify the
7751 rhs and lhs as statements.
7753 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7756 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7757 state for return address column of signal frames.
7759 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7762 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7763 bytes >= 2 not bytes == 2.
7764 (expand_block_move): Same.
7766 2005-08-27 Richard Guenther <rguenther@suse.de>
7769 * config/i386/sse.md (sse2_movsd): Add missing closing
7772 2005-08-27 Paul Brook <paul@codesourcery.com>
7774 * genrecog.c (enum decision_type): Add DT_num_insns.
7775 (struct decision_test): Add u.num_insns.
7776 (add_to_sequence): Add DT_num_insns test.
7777 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7778 (write_cond, debug_decision_2): Ditto.
7779 (change_state): Assume peep2_next_insn never fails.
7780 Remove "afterward" argument.
7781 (write afterward, write_tree): Update to match.
7782 * recog.c (peep2_current_count): New variable.
7783 (peep2_next_insn): Check it.
7784 (peephole2_optimize): Set peep2_current_count.
7785 * recog.h (peep2_current_count): Declare.
7787 2005-08-26 Josh Conner <jconner@apple.com>
7790 * ipa-pure-const.c (check_tree): Check for volatile-ness
7791 when considering a dereference.
7793 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7795 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7797 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7799 PR rtl-optimization/23561
7800 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7801 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7802 at most LEN bytes long memory fits into the field.
7803 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7804 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7805 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7807 2005-08-26 Richard Henderson <rth@redhat.com>
7810 * loop.c (biased_biv_may_wrap_p): New.
7811 (maybe_eliminate_biv_1): Use it to suppress non-equality
7812 comparison transformations. Delete disabled code.
7814 2005-08-26 Ian Lance Taylor <ian@airs.com>
7816 * combine.c (make_extraction): Avoid reference outside object.
7818 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7820 * stor-layout.c (finalize_type_size): Restore behaviour for
7821 non-aggregate types to the status quo ante of the patch for
7822 pr 23467. Document why it matters.
7824 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7827 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7828 array by one element, initialize the BT_LAST element with NULL.
7830 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7832 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7833 optimizing for size.
7835 (compare_plus_eqsi): Same.
7836 (plus_eqsi_compare): Same.
7837 (neg_eq0<mode>): Same.
7838 (neg_eq<mode>): Same.
7840 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7843 2005-08-26 Nick Clifton <nickc@redhat.com>
7845 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7846 TARGET_EP is not defined.
7847 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7848 TARGET_EP is enabled.
7849 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7850 * config/v850/v850.md (save_all_interrupt): Only use the EP
7851 register if TARGET_EP is defined.
7852 (restore_all_interrupt): Likewise.
7853 * config/v850/lib1funcs.asm: Update functions so that the EP
7854 register is only used if __EP__ is defined.
7856 2005-08-26 David Ung <davidu@mips.com>
7858 * config/mips/mips.c (mips_expand_prologue): Handle case when
7859 generating for MIPS16 and the outgoing argument area is more than
7860 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7863 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7865 * config/crx/crx.md: Make doloop_end pattern usage controllable
7866 via mloop-nesting=<max-nesting> command line switch. Make sure
7867 the combiner cannot use doloop_end_<mode> in an illegal way.
7868 * config/crx/crx.c: Use regs up to r6 for argument passing.
7869 Refine crx_address_cost (non cst4 displacements are expensive).
7870 * config/crx/crx.opt: Add switch for mloop-nesting=.
7872 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7874 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7875 (UNSPEC_MVST): New constant.
7877 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7879 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7880 Reject operands containing eliminable registers.
7881 * testsuite/gcc.dg/20050825-1.c: New testcase.
7883 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7884 Jan Hubicka <jh@suse.cz>
7886 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7888 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7890 PR tree-optimization/23546
7891 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7894 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7896 * params.def (PARAM_MIN_SPEC_PROB): New.
7897 * sched-rgn.c (MIN_PROBABILITY): Delete.
7898 (compute_trg_info): Convert to PARAM_VALUE.
7899 * doc/invoke.texi (param): Document min-spec-prob.
7901 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7903 * config/darwin.h: define __PIC__
7904 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7905 TARGET_OS_CPP_BUILTINS macro.
7907 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7909 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7912 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7914 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7916 * cfghooks.c (duplicate_block): Added position where to place
7917 new block as argument.
7918 * cfghooks.h (duplicate_block): Declaration changed.
7919 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7921 * cfglayout.h (copy_bbs): Declaration changed.
7922 * cfgloop.h (loop_version): Declaration changed.
7923 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7924 position to copy_bbs.
7925 (loop_version): Pass position to duplicate_loop_to_header_edge.
7926 Add place_after argument and position new blocks according to
7928 * modulo-sched.c (sms_schedule): Pass place_after argument
7930 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7931 * tree-cfg.c (split_edge_bb_loc): New function.
7932 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7933 to determine position of new blocks.
7934 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7936 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7937 argument to duplicate_block.
7938 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7939 Pass position to copy_bbs.
7941 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7943 * fold-const.c (ptr_difference_const): Use
7944 cst_and_fits_in_hwi instead of host_integerp.
7946 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7948 * config/darwin.c (gen_pic_offset): New.
7949 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7952 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7954 PR tree-optimization/23486
7955 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7957 2005-08-23 Phil Edwards <phil@codesourcery.com>
7959 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7960 remove use_collect2.
7961 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7963 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7964 configuration files to override the default value.
7966 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7967 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7968 * config/vx-common.h: New file, split out from...
7969 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7970 * config/vxworksae.h: New file, for VxWorks AE.
7971 * config/vxworks.opt: New file.
7972 * config/vxlib.c: Update for VxWorks 6.
7974 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7975 other MULTILIB_* variables appropriately.
7976 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7977 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7978 * config/rs6000/vxworks.h: Update for VxWorks 6.
7979 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7981 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7984 * config/darwin.c (machopic_select_section): Remove the hack to
7985 mark "::operator new" and "::operator delete" for coalescing
7986 even though they are not weak.
7988 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7990 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7991 * configure: Regenerate.
7993 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7996 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7998 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7999 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8002 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8004 * config/rs6000/predicates.md (equality_operator): New.
8005 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8006 comparison with a large constant.
8008 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8010 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8012 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8014 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8015 registers is even, and we have a hardware double precision fp,
8017 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8018 size of current argument when checking if argument was passed in
8021 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8024 * stor-layout.c (finalize_type_size): Dont override
8025 existing alignment with a smaller alignment from the mode.
8027 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8029 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8030 * lambda.h (lambda_vector_lexico_pos): ... here.
8031 * tree-data-ref.c (build_classic_dist_vector): Return false when
8032 the distance vector is lexicographically negative.
8034 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8036 PR tree-optimization/23511
8037 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8038 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8040 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8042 PR tree-optimization/22043
8043 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8044 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8045 If ALLOW_FLEXARR, handle types ending with flexible array member.
8046 Pass false as second argument to recursive count_type_elements calls.
8047 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8048 argument to count_type_elements call.
8049 * tree-sra.c (decide_block_copy): Likewise.
8050 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8051 for a constant-sized object, set cleared as well. Pass true as
8052 second argument to count_type_elements call.
8054 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8057 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8058 from legitimate_small_data_p, and make global. Update use.
8059 Remove forward declaration.
8060 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8062 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8064 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8066 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8067 of scratch intermediates.
8068 (eq<mode>_compare): Same.
8069 (neg_eq0<mode>): New.
8070 (neg_eq<mode>): Convert to define_insn_and_split.
8072 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8075 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8076 stdarg functions, set/clear the fp marker even when no variable
8078 * config/rs6000/sysv4.opt (mprototype): Describe.
8080 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8082 PR rtl-optimization/23478
8083 * regs.h (reg_info): Add throw_calls_crossed.
8084 (REG_N_THROWING_CALLS_CROSSED): Define.
8085 * flow.c (allocate_reg_life_data): Initialize
8086 REG_N_THROWING_CALLS_CROSSED.
8087 (propagate_one_insn, attempt_auto_inc): Update
8088 REG_N_THROWING_CALLS_CROSSED.
8089 * global.c (global_alloc): Don't allocate pseudos across
8090 calls that may throw.
8092 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8095 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8096 value is inbetween the range if we did not find an exact match.
8098 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8100 * doc/invoke.texi (Option Summary): Add ms1 options.
8101 * doc/extend.texi: Document interrupt handler attribute for ms1.
8102 * doc/md.texi: Document ms1 constraints.
8103 * config.gcc: Add ms1-*-elf.
8104 * config/ms1/ms1.h: New.
8105 * config/ms1/ms1.c: New.
8106 * config/ms1/ms1.md: New.
8107 * config/ms1/ms1-protos.h: New.
8108 * config/ms1/ABI.txt: New.
8109 * config/ms1/crti.asm: New.
8110 * config/ms1/crtn.asm: New.
8111 * config/ms1/lib2extra-funcs.c: New.
8112 * config/ms1/t-ms1: New.
8113 * config/ms1/ms1.opt: New.
8115 2005-08-22 Ira Rosen <irar@il.ibm.com>
8117 * config/rs6000/altivec.md (xorv4sf3): New.
8118 (negv4sf2, neg<mode>2): Likewise.
8120 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8123 * config/ia64/ia64.md (divsi3): Check divide by zero.
8124 (udivsi3): Likewise.
8126 (udivdi3): Likewise.
8128 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8130 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8131 up to elem_bitsize bits, not max_bitsize.
8133 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8135 PR tree-optimization/23433
8136 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8137 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8139 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8141 PR tree-optimization/23434
8142 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8143 the iteration bound is not an INTEGER_CST.
8145 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8147 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8148 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8149 NULL if need_epilog_adjust is false.
8150 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8151 Case 3 always peels first itration, not just for PLUS case, and no need
8152 to use scalar_initial_def here. Create an epilog adjustment only if
8153 scalar_initial_def is not NULL.
8155 (vectorizable_reduction): Remove assert.
8157 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8160 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8161 (__moddi3): Likewise.
8162 (__udivdi3): Likewise.
8163 (__umoddi3): Likewise.
8164 (__divsi3): Likewise.
8165 (__modsi3): Likewise.
8166 (__udivsi3): Likewise.
8167 (__umodsi3): Likewise.
8169 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8171 * tree-pass.h (TDF_GRAPH): Define.
8172 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8173 * passes.c (finish_optimization_passes): Only call
8174 finish_graph_dump_file if TDF_GRAPH is set.
8175 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8176 NULL. Set TDF_GRAPH bit.
8177 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8179 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8181 * arm.h (arm_stack_offsets): Add locals_base field.
8182 * arm.c (arm_get_frame_offsets): Compute it.
8183 (thumb_compute_initial_elimination offset): Make the Thumb frame
8184 pointer point to the base of the local variables.
8185 (thumb_expand_prologue): Update accordingly.
8186 (thumb_expand_epilogue): Likewise.
8188 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8189 mode of clobbered scratch to DImode. Handle a case that's known to
8192 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8194 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8195 (gt0<mode>_compare): Delete.
8196 (neg_gt0<mode>): Delete.
8198 2005-08-19 Eric Christopher <echristo@apple.com>
8200 * optabs.h: Change CTI_ to COI_.
8203 2005-08-19 James E Wilson <wilson@specifix.com>
8205 * builtins.c (expand_builtin_return_addr): Set
8206 current_function_accesses_prior_frames when count != 0. Use
8207 frame_pointer_rtx when count == 0.
8208 * function.h (struct function): Add accesses_prior_frames field.
8209 (current_function_accesses_prior_frames): Define.
8210 * reload1.c (init_elim_table): Check
8211 current_function_accesses_prior_frames.
8212 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8214 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8216 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8217 indicator. Return true if the flowgraph changed during
8220 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8223 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8224 conditional expression before testing its value.
8226 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8228 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8230 2005-08-19 Devang Patel <dpatel@apple.com>
8232 PR tree-optimization/23048
8233 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8234 third parameter. Check whether latch is dominated by exit
8236 (if_convertible_loop_p): Supply exit block itself to
8237 if_convertible_bb_p.
8239 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8242 * arm.md (arm_load_pic_register): Change argument to the mask of
8243 saved registers. Call thumb_find_work_register if we need a
8244 scratch register on Thumb.
8245 (arm_expand_prologue): Pass empty register set to
8246 arm_load_pic_register.
8247 (thumb_expand_prologue): Pass live_regs_mask directly to
8248 arm_load_pic_register.
8249 * arm-protos.h (arm_load_pic_register): Update prototype.
8251 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8253 * sh.c (find_sole_member): New function.
8254 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8255 if the record's alignment is larger than the size of its only member.
8257 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8260 * arm.c (thumb_legitimize_reload_address): New function.
8261 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8262 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8264 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8266 * config/crx/crx.c: Implement crx_decompose_address. Reject
8267 symbolic displacements since CRX register relative adressing
8268 mode can't handle unsigned 32-bit values as displacements.
8269 * config/crx/crx.h: Simplify definitions, remove redundant
8270 parenthesis and obsolete macros.
8271 * config/crx/crx.opt: Add new switch for debugging addresses.
8272 * config/crx/crx-protos.h: Add new declarations for above.
8274 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8277 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8280 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8282 * collect2.c (dup2): Delete.
8283 * configure.ac: Don't check for dup2.
8285 * config.in, configure: Regenerate.
8287 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8289 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8290 record with the type of its only member.
8292 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8294 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8295 define_insn_and_split.
8296 (plus_ltu<mode>_compare): Same.
8297 (gtu<mode>_compare): Same.
8298 (plus_gtu<mode>_compare): Same.
8300 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8302 PR tree-optimization/22228
8303 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8305 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8306 are recorded in vect_vnames_to_rename for renaming.
8307 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8308 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8309 in vect_vnames_to_rename.
8310 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8311 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8313 2005-08-18 Jan Hubicka <jh@suse.cz>
8316 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8317 info only for local statics, not for member variables.
8319 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8321 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8323 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8325 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8327 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8330 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8332 2005-08-17 James E Wilson <wilson@specifix.com>
8334 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8337 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8339 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8340 (leu<mode>_compare): Same.
8341 (plus_leu<mode>): Same.
8342 (neg_leu<mode>): Same.
8343 (and_neg_leu<mode): Same.
8344 (ltu<mode>_compare): Same.
8345 (plus_ltu<mode>): Same.
8347 (geu<mode>_compare): Same.
8348 (plus_geu<mode>): Same.
8349 (neg_geu<mode>): Same.
8350 (and_neg_geu<mode>): Same.
8351 (plus_gt<mode>): Same.
8352 (gtu<mode>_compare): Same.
8353 (plus_gtu<mode>): Same.
8355 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8357 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8358 Move call_table_data to end. Delete spurious .text.
8359 (callt_save_all_interrupt): Fix comment typo.
8361 2005-08-17 James E Wilson <wilson@specifix.com>
8362 Kevin Winchester <winchester@amirix.com>
8365 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8367 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8370 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8371 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8373 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8375 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8376 record with the type of its only member if the modes don't match.
8378 * varasm.c (decode_reg_name): Skip empty additional register names.
8380 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8382 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8383 lsm_tmp_name_length): New.
8384 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8385 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8387 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8388 Andreas Krebbel <krebbel1@de.ibm.com>
8390 * config.gcc: Added z9-109 switch.
8391 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8392 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8393 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8394 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8395 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8396 for "z9_109" cpu attribute.
8397 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8398 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8399 (s390_handle_arch_option): Added z9-109 switch.
8400 (override_options): Set respective cost function for z9-109.
8401 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8402 (legitimate_reload_constant_p): Accept extended immediates.
8403 (print_operand): Three new output modifiers added: k, m and o.
8404 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8405 (s390_output_mi_thunk): Use extended immediate when possible.
8406 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8407 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8408 (CONSTRAINT_LEN): Added length of O constraint.
8409 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8410 * config/s390/s390.md ("cpu"): New value z9_109 added.
8411 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8412 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8413 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8414 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8415 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8416 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8417 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8418 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8419 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8420 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8421 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8422 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8423 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8424 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8425 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8427 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8428 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8429 insns for TARGET_EXTIMM.
8431 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8433 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8435 2005-08-17 Nick Clifton <nickc@redhat.com>
8437 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8438 Call default_encode_section_info.
8440 2005-08-17 Steven Bosscher <stevenb@suse.de>
8442 PR tree-optimization/21574
8443 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8444 constant, return CONSTANT.
8445 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8446 (ccp_fold, visit_assignment): Likewise.
8447 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8449 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8451 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8452 fold_buildN instead of buildN then fold_initializer or fold.
8453 (build_unary_op): Likewise.
8454 (build_binary_op): Likewise.
8455 * fold-const.c (fold_initializer): Remove.
8456 (fold_build1_initializer): New function.
8457 (fold_build2_initializer): New function.
8458 (fold_build3_initializer): New function.
8459 * tree.h (fold_initializer): Remove.
8460 (fold_build1_initializer): New function.
8461 (fold_build2_initializer): New function.
8462 (fold_build3_initializer): New function.
8464 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8466 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8467 (try_move_mult_to_index): Call fold_build2 instead of build2.
8468 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8469 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8470 fold_binary_to_constant.
8471 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8473 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8474 check if A == gcd (A, B). Remove TYPE argument.
8475 (analyze_offset) Use fold_build2 instead of fold (build.
8476 (create_data_ref): Likewise.
8477 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8478 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8481 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8483 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8484 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8486 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8489 * gimplify.c (zero_sized_type): New function.
8490 (gimplify_modify_expr_rhs): If we have a zero sized type,
8491 replace the statement with an empty statement.
8493 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8495 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8498 2005-08-16 Ian Lance Taylor <ian@airs.com>
8500 * doc/tm.texi (Label Output): Correct typo.
8502 2005-08-16 Steven Bosscher <stevenb@suse.de>
8505 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8506 force_operand will work later on using have_insn_for.
8508 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8510 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8512 2005-08-16 Ian Lance Taylor <ian@airs.com>
8515 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8516 vector type, don't try to construct it element by element. Add an
8517 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8519 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8521 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8523 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8525 * doc/invoke.texi (Precompiled Headers): Document some more options
8526 which are known to be safe.
8528 2005-08-16 James E Wilson <wilson@specifix.com>
8530 PR tree-optimization/21105
8531 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8532 TREE_OVERFLOW check.
8534 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8536 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8537 (neg_ltu<mode>): Same.
8539 (neg_gtu<mode>): Same.
8541 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8543 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8544 (fold_builtin_isdigit): Use fold_buildN.
8545 (build_function_call_expr): Likewise.
8546 * c-typeck.c (c_finish_loop): Likewise.
8548 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8549 Richard Shann <rshann@superh.com>
8551 PR middle-end/20396:
8552 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8554 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8556 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8558 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8561 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8562 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8565 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8568 * fold-const.c (build_range_check): Disable optimization for function
8569 pointer expressions on targets that require function pointer
8572 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8574 * simplify-rtx.c (simplify_const_relational_operation): When
8575 extracting arguments of a COMPARE, recompute the mode as well.
8577 2005-08-15 Ian Lance Taylor <ian@airs.com>
8579 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8581 2005-08-15 DJ Delorie <dj@redhat.com>
8583 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8585 (movsi_splittable): Allow, but split, moves to the stack.
8586 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8589 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8591 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8592 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8593 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8595 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8596 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8597 Delete HOST_PTR_PRINTF.
8599 * configure, config.in: Regenerate.
8601 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8603 * config/rs6000/rs6000.md (QHSI): New mode macro.
8604 (wd): Extend mode attr for QImode and HImode
8605 (dbits): New mode attr.
8606 (zero_extend<mode>di2): Convert to mode macro.
8608 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8611 * doc/invoke.texi (-mgnu-ld): Update description.
8614 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8617 * Makefile.in (tree-chrec.o): Depends on real.h.
8618 * tree-chrec.c: Include real.h.
8619 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8620 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8621 * tree-scalar-evolution.c (add_to_evolution_1,
8622 interpret_rhs_modify_expr): Ditto.
8624 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8627 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8628 step is negative compute the estimation from init downwards to zero.
8630 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8632 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8634 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8636 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8638 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8639 Accept double-word constants that can be split.
8640 * config/s390/s390.md ("movti"): Use 'P' constraint.
8641 ("*movdi_31", "*movdf_31"): Likewise.
8643 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8645 Fix PR tree-optimization/22615
8647 * tree-ssa-structalias.c (solution_set_add): Handle
8648 first_vi_for_offset returning NULL.
8649 (do_da_constraint): Ditto.
8650 (do_sd_constraint): Ditto.
8651 (do_ds_constraint): Ditto
8652 (find_func_aliases): Ditto.
8653 (build_constraint_graph): RHS is allowed be ANYTHING.
8654 (first_vi_for_offset): Return NULL if we couldn't find anything at
8657 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8659 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8660 over memory as first operand.
8662 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8665 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8666 available for setting it.
8668 2005-08-14 Ira Rosen <irar@il.ibm.com>
8670 PR tree-optimization/23320
8671 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8672 data-refs' types instead of base object nullness. Add check for
8673 pointer type data-refs before first location comparison. Remove
8676 2005-08-14 Andreas Schwab <schwab@suse.de>
8678 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8680 2005-08-13 James E Wilson <wilson@specifix.com>
8682 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8683 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8684 -fstack-protector-all, --param ssp-buffer-size): Document.
8685 (-Wvariadic-macros): Alphabetize.
8686 (-fsched-stalled-insns-dep): Add missing 'f'.
8688 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8691 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8693 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8694 or indirect address operand.
8695 (EXTRA_ADDRESS_CONSTRAINT): New.
8696 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8698 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8700 PR tree-optimization/22236
8701 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8702 successors and predecessors.
8703 * tree-chrec.c (chrec_convert): Before converting, check that
8704 sequences don't wrap.
8705 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8706 (analyze_array): Extern.
8707 (find_data_references_in_loop): Remove call to
8708 compute_estimated_nb_iterations.
8709 * tree-data-ref.h (analyze_array): Declared.
8710 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8711 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8712 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8713 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8715 * tree-ssa-loop-ivcanon.c: Fix documentation.
8716 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8717 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8718 (infer_loop_bounds_from_undefined): New.
8719 (estimate_numbers_of_iterations_loop): Use
8720 infer_loop_bounds_from_undefined.
8721 (used_in_pointer_arithmetic_p): New.
8722 (scev_probably_wraps_p): Pass an extra parameter. Call
8723 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8724 (convert_step): Fix documentation.
8725 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8726 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8727 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8728 scev_probably_wraps_p.
8730 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8732 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8733 (s390_register_info): Ignore clobbered_regs information for fixed
8734 registers, and only fixed registers.
8735 (s390_init_frame_layout): Remove redundant call.
8737 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8739 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8740 description of -Wold-style-casts.
8742 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8743 Jakub Jelinek <jakub@redhat.com>
8745 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8746 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8747 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8748 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8749 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8750 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8751 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8752 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8753 ("stack_protect_set", "stack_protect_test"): New expanders.
8754 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8755 "stack_protect_testdi"): New insn definitions.
8757 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8759 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8761 2005-08-12 Paul Brook <paul@codesourcery.com>
8763 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8765 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8767 * config/s390/predicates.md (setmem_operand): New predicate.
8768 (shift_count_operand): Accept ANDs with special constants as
8770 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8771 with special constants.
8772 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8773 shift_count_operand with setmem_operand.
8775 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8777 * config/s390/s390.c (s390_extract_part, s390_single_part):
8779 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8780 (s390_output_mi_thunk): Don't use lg on 31 bit.
8781 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8782 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8784 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8786 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8787 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8788 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8789 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8790 with one of the new macros.
8792 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8794 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8795 Don't set save_return_addr_p.
8796 (s390_register_info): Make clobbered_regs not depending on
8799 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8801 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8802 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8804 2005-08-11 James E. Wilson <wilson@specifix.com>
8806 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8808 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8810 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8811 locations gathered by var-tracking in single entry loc_list
8812 over loc_descriptor_from_tree.
8814 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8815 pass it down to loc_descriptor.
8816 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8817 (containing_function_has_frame_base): Move earlier in the file.
8818 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8819 instead of always assuming fbreg can't be used.
8821 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8823 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8824 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8825 Accept address wrapped in AND for Altivec.
8826 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8827 Strip AND wrapping offset address for Altivec.
8829 2005-08-11 Richard Henderson <rth@redhat.com>
8832 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8833 before using TYPE_IS_SIZETYPE.
8835 2005-08-11 Richard Henderson <rth@redhat.com>
8838 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8839 insn types not present on ev4.
8840 (alphaev5_insn_pipe): Similarly.
8842 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8845 * arm.c (arm_override_options): If the user has selected callee-super-
8846 interworking, then enable normal interworking.
8848 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8850 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8853 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8855 * doc/rtl.texi: Fix two typos.
8857 2005-08-11 Richard Guenther <rguenther@suse.de>
8860 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8861 cases where we call to/from functions returning void.
8863 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8866 * tree.c (build_pointer_type_for_mode): Robustify.
8868 2005-08-10 James E Wilson <wilson@specifix.com>
8870 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8871 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8873 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8876 2005-08-10 Eric Christopher <echristo@apple.com>
8878 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8879 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8882 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8885 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8886 for the high part when generating dynamic-no-pic code.
8888 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8890 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8891 (x86_64-*-linux*): Likewise.
8893 * config/i386/crtfastmath.c: New file.
8894 * config/i386/t-crtfm: Likewise.
8896 * config/i386/linux.h (ENDFILE_SPEC): New.
8897 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8899 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8902 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8904 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8905 (vec_shl, vec_shr): Document new operations.
8906 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8908 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8910 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8911 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8912 change predicate to indexed_or_indirect_address.
8914 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8916 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8917 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8918 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8919 and __aeabi_uwrite8.
8920 * config/arm/unaligned-funcs.c: New file.
8921 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8923 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8925 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8927 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8928 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8930 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8931 * final.c (pass_shorten_branches): Add dump.
8932 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8933 (pass_life): Rename dump.
8934 (rest_of_handle_flow2): Remove initial verify_flow_info.
8935 * function.c (pass_instantiate_virtual_regs): Add dump.
8936 * integrate.c (pass_initial_value_sets): Add dump.
8937 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8938 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8939 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8940 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8941 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8942 gate_rtl_unrool_and_peel_loops): New.
8943 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8944 rtl_doloop): Do not look at flags.
8945 * mode-switching.c (pass_mode_switching): Add dump.
8946 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8947 pass_split_before_regstack): Add dump.
8948 * regmove.c (pass_stack_adjustments): Add dump.
8949 * tree-optimize.c (pass_fixup_cfg): Add dump.
8951 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8954 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8955 deciding which instruction sequence to use.
8957 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8959 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8960 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8962 2005-08-09 Richard Guenther <rguenther@suse.de>
8964 * c-common.c (builtin_function_2): Remove.
8965 (def_builtin_1): New function.
8966 (c_common_nodes_and_builtins): Use def_builtin_1 to
8967 build builtin functions.
8969 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8971 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8972 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8973 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8976 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8978 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8979 fold_binary instead of fold_build2 since we don't care about the
8981 (loop_niter_by_eval): Likewise.
8982 (compare_trees): Likewise.
8983 (proved_non_wrapping_p): Likewise.
8985 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8989 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8990 if the if is really empty.
8992 2005-08-09 Steven Bosscher <stevenb@suse.de>
8994 PR tree-optimization/23234
8995 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8996 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8997 argument of the new enum.
8998 (execute_cse_reciprocals): Add reciprocals for function arguments
8999 on the unique successor edge of the entry block. Update other calls
9000 to execute_cse_reciprocals_1.
9002 2005-08-08 Richard Henderson <rth@redhat.com>
9005 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9007 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9009 * expr.c (write_complex_part): Return after handling MEM.
9011 2005-08-08 Josh Conner <jconner@apple.com>
9013 PR rtl-optimization/23241
9014 * combine.c (simplify_comparison): Fix error in determining
9015 whether to lift a subreg from comparison.
9017 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9020 * config/rs6000/altivec.md (vec_init<mode>): New.
9021 (vec_set<mode>): New.
9022 (vec_extract<mode>): New.
9023 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9024 (rs6000_expand_vector_set): New.
9025 (rs6000_expand_vector_extract): New.
9026 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9027 for Altivec modes before reload.
9028 (altivec_expand_vec_init_builtin): New.
9029 (get_element_number): New.
9030 (altivec_expand_vec_set_builtin): New.
9031 (altivec_expand_vec_ext_builtin): New.
9032 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9034 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9036 * config/rs6000/rs6000.h (rs6000_builtins): Add
9037 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9038 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9039 * config/rs6000/rs6000-protos.h: Declare new functions.
9041 2005-08-08 Jan Hubicka <jh@suse.cz>
9043 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9044 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9045 * i386.md (movdi*): Use pic_32bit_operand.
9046 * predicates.md (pic_32bit_operand): New.
9048 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9051 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9053 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9055 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9056 (test_for_singularity): Use fold_build2.
9058 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9060 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9062 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9064 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9065 (COMMON_ASM_OP) Define.
9066 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9067 (ix86_encode_section_info): Likewise.
9068 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9069 SUBTARGET_ENCODE_SECTION_INFO.
9071 2005-08-06 Richard Henderson <rth@redhat.com>
9074 * tree-nested.c (convert_local_reference): Save and restore val_only
9075 around component_ref and friends. Clear walk_subtrees by default.
9077 2005-08-06 Peter O'Gorman <peter@pogma.com>
9080 * gcc.c (process_command): Check the argument to -b has a dash.
9081 * doc/invoke.texi: Update -b and -V docs.
9083 2005-08-06 James E Wilson <wilson@specifix.com>
9085 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9087 2005-08-06 Michael Matz <matz@suse.de>
9089 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9090 member only if only one insn is associated with the value.
9092 2005-08-06 Nick Clifton <nickc@redhat.com>
9094 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9096 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9097 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9098 Check symbol flags instead of symbol name mangling.
9099 (xstormy16_asm_output_aligned_common): Likewise. Also
9100 simplify code since the bss100_section cass is the only case
9101 where the below100 code will be triggered.
9102 (xstormy16_encode_section_info): Encode below100 attribute
9103 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9105 (xstormy16_strip_name_encoding): Delete - this function is no
9107 (TARGET_STRIP_NAME_ENCODING): Undefine.
9108 * config/stormy16/stormy16-protos.h: Delete prototype for
9109 xstormy16_strip_name_encoding.
9111 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9113 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9114 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9115 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9116 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9117 config/alpha/predicates.md, config/arc/arc.h,
9118 config/arm/arm.h, config/arm/ieee754-df.S,
9119 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9120 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9121 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9122 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9123 config/m68hc11/m68hc11.h, config/mips/mips.c,
9124 config/mips/mips.h, config/mips/openbsd.h,
9125 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9126 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9127 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9128 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9129 config/sparc/linux.h, config/sparc/linux64.h,
9130 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9131 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9132 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9133 typos. Follow spelling conventions.
9135 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9138 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9139 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9140 specially. Check for side effects only for COND_EXPR.
9141 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9142 return with TREE_NO_WARNING.
9144 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9146 PR rtl-optimization/23233
9147 * loop.c (combine_movables): Require the modes to be the same.
9148 (move_movables): Remove handling of cases where the replacement
9149 had a different mode to the original.
9151 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9153 PR tree-optimization/23128
9154 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9155 subtraction wrap, and set TREE_OVERFLOW if they do.
9157 2005-08-05 Richard Henderson <rth@redhat.com>
9160 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9161 FORCED_LABEL labels.
9163 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9166 * reload.c (find_reloads_subreg_address): Pass down TYPE
9167 unchanged. Change all callers except find_reloads_toplev.
9169 2005-08-05 Michael Matz <matz@suse.de>
9171 * genattrtab.c (current_alternative_string): Remove.
9172 (SIMPLIFY_ALTERNATIVE): Ditto.
9173 (attr_alt_bit_p): Ditto.
9174 (alternative_name): Make const char *.
9175 (evaluate_eq_attr): Remove use of above things.
9176 (simplify_test_exp): Ditto.
9177 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9178 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9180 2005-08-04 James E Wilson <wilson@specifix.com>
9182 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9183 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9184 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9185 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9186 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9188 2005-08-04 Richard Henderson <rth@redhat.com>
9191 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9192 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9193 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9194 if we'd have to instantiate too many members.
9196 2005-08-04 Richard Henderson <rth@redhat.com>
9199 * tree-outof-ssa.c (coalesce_asm_operands): New.
9200 (coalesce_ssa_name): Use it. Split out ...
9201 (coalesce_phi_operands, coalesce_result_decls): ... these.
9203 2005-08-04 Paul Brook <paul@codesourcery.com>
9205 * read-rtl.c (read_quoted_string): Break if EOF.
9207 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9209 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9210 (fold_build2): Likewise.
9211 (fold_build3): Likewise.
9212 (fold_build1_stat): New function prototype.
9213 (fold_build2_stat): Likewise.
9214 (fold_build3_stat): Likewise.
9215 * fold-const.c (fold_build1): Rename to ..
9216 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9217 through to build1_stat.
9218 (fold_build2): Rename to ..
9219 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9220 through to build2_stat.
9221 (fold_build3): Rename to ..
9222 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9223 through to build3_stat.
9225 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9226 Ian Lance Taylor <ian@airs.com>
9228 * function.c (assign_stack_local_1): Do not correct stack slot
9229 address if allocation size is smaller than mode size.
9231 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9234 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9235 (tree_merge_blocks): Propagate anything allowed by
9237 Clarify documentation.
9238 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9239 SSA form, schedule an update if necessary.
9241 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9243 * doc/install.texi (Binaries): Remove broken link to
9244 Sinix/Reliant Unix binaries.
9246 2005-08-03 Richard Henderson <rth@redhat.com>
9249 * function.c (stack_protect_epilogue): Export.
9250 * tree.h (stack_protect_epilogue): Declare.
9251 * calls.c (expand_call): Call it.
9253 2005-08-03 Eric Christopher <echristo@apple.com>
9255 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9256 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9259 2005-08-04 Jan Hubicka <jh@suse.cz>
9261 * profile.c (branch_prob): Split edges with goto locus on them
9262 to get proper line counts.
9263 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9265 2005-08-03 Paul Brook <paul@codesourcery.com>
9267 * function.c (assign_parms): Round current_function_args_size
9268 to PARM_BOUNDARY, not STACK_BOUNDARY.
9270 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9272 * config/i386/i386.c (x86_elf_aligned_common)
9273 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9275 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9277 PR tree-optimization/23157
9278 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9279 before emitting them.
9281 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9283 PR tree-optimization/19899
9284 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9285 * tree-scalar-evolution.c: Include real.h.
9286 (add_to_evolution): Build constant -1 of correct type.
9288 2005-08-03 Jan Hubicka <jh@suse.cz>
9290 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9291 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9292 profile updating for complette unrolling.
9293 * loop-unroll.c (peel_loop_completely): Use it.
9294 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9295 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9298 2005-08-03 Paul Brook <paul@codesourcery.com>
9300 * combine.c (can_change_dest_mode): New function.
9301 (try_combine, simplify_set): Use it.
9303 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9305 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9308 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9310 * doc/install.texi (Specific): Adjust link to openavr.org.
9311 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9312 (Binaries): Adjust HP-UX Porting Center link.
9313 (Binaries): Adjust Free Software Foundation ordering link.
9315 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9317 * convert.c (convert_to_integer): Use fold_build1 instead of
9318 build1 when converting an integer to an integer.
9320 2005-08-02 Richard Henderson <rth@redhat.com>
9322 * combine.c (combine_instructions): Don't use reg_equal/equiv
9323 results if the mode doesn't match.
9325 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9327 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9328 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9330 2005-08-02 Richard Henderson <rth@redhat.com>
9333 * explow.c (memory_address): Remove special-case for
9334 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9336 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9339 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9340 number of calls to cleanup_tree_cfg_1.
9342 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9344 * doc/invoke.texi: document file extensions .F90 and .F95
9346 2005-08-02 Richard Guenther <rguenther@suse.de>
9348 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9349 positive if its first argument is positive.
9351 2005-08-02 Richard Guenther <rguenther@suse.de>
9353 PR tree-optimization/23177
9354 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9357 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9359 PR tree-optimization/23129
9360 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9361 varying for divisions with anti-ranges.
9363 2005-08-02 Jan Hubicka <jh@suse.cz>
9365 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9366 * tree-ssa-threadupdate.c (thread_block): Add it here.
9368 2005-08-01 James E Wilson <wilson@specifix.com>
9370 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9371 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9372 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9374 * config/mips/predicates.md (const_call_insn_operand): Add check for
9375 SYMBOL_REF_LONG_CALL_P.
9376 * doc/extend.texi (long_call): Document the new attribute.
9378 2005-08-01 Ian Lance Taylor <ian@airs.com>
9379 Richard Henderson <rth@redhat.com>
9381 * Makefile.in (RTL_BASE_H): Add real.h.
9382 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9384 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9386 * rtl.c (rtl_check_failed_code_mode): New.
9387 * rtl.h (struct rtx_def): Add u.rv.
9388 (XCMWINT, XCNMPRV): New.
9389 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9390 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9392 2005-08-01 Richard Henderson <rth@redhat.com>
9394 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9395 with auto-inc codes.
9397 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9399 2005-08-01 Jan Hubicka <jh@suse.cz>
9401 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9402 * i386.c: Include dwarf2.h
9403 (asm_preferred_eh_data_format): New.
9404 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9406 2005-08-01 Ian Lance Taylor <ian@airs.com>
9408 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9409 randomize_va_space for virtual address randomization control.
9411 2005-08-01 Steven Bosscher <stevenb@suse.de>
9413 * common.opt (flag_ipa_cp): Put in right place to maintain
9416 2005-08-01 Jan Hubicka <jh@suse.cz>
9418 * profile.c (compute_value_histograms): Fix thinko.
9419 * value-prof.c: Include toplev.h
9420 (check_counter): New function.
9421 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9422 tree_mod_subtract_transform): Add sanity check.
9424 2005-08-01 Richard Guenther <rguenther@suse.de>
9426 PR tree-optimization/23133
9427 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9428 current functions parameter decls to find defs to cse
9431 2005-08-01 Richard Guenther <rguenther@suse.de>
9433 PR tree-optimization/23109
9434 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9435 If trapping math is in effect, use post-dominator information
9436 to check if we'd in any case reach a trapping point before
9437 doing the reciprocal insertion.
9438 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9439 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9440 expressions are invariant only if trapping math is not in effect.
9442 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9444 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9445 cgraph_function_versioning): New declarations.
9446 * cgraphunit.c: Add include to ipa-prop.h.
9447 (update_call_expr, cgraph_copy_node_for_versioning,
9448 cgraph_function_versioning): New functions.
9449 * integrate.c (copy_decl_for_inlining): Remove.
9450 * ipa-prop.h (ipa_replace_map): New struct.
9451 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9452 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9453 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9454 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9455 ipcp_iterate_stage, ipcp_method_scale_print,
9456 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9457 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9458 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9459 ipcp_update_bb_counts, ipcp_update_profiling,
9460 ipcp_update_edges_counts): New functions.
9461 (ipcp_method_cval_init): Remove restriction regarding local methods.
9462 (ipcp_init_stage): Add ipcp_method_compute_scale.
9463 (ipcp_insert_stage): Add versioning.
9464 (ipcp_structures_print): Add ipcp_method_scale_print.
9465 (ipcp_driver): Dump profiling info.
9466 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9467 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9468 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9469 (struct inline_data): Add versioning_p, ipa_info, new fields.
9470 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9471 declare_return_variable): Replace calls to copy_decl_for_inlining with
9473 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9475 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9476 Add argument VERSIONING.
9477 (copy_arguments_for_versioning, copy_static_chain,
9478 function_versionable_p, tree_versionable_function_p,
9479 tree_function_versioning, replace_ref_tree): New functions.
9480 * tree-inline.h: Include varray.h.
9481 (tree_versionable_function_p, tree_function_versioning,
9482 tree copy_decl_for_dup): New declarations.
9484 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9486 * ipa-cp.c: New file. Contains IPCP specific functionality.
9487 * ipa-prop.h: New file. Contains structures/definitions that can be
9488 used by several interprocedural data flow optimizations (and also IPCP).
9489 * ipa-prop.c: New file.
9490 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9491 * common.opt: Add ipa-cp flag.
9492 * timevar.def: Add IPCP optimization.
9493 * tree-optimize.c (init_tree_optimization_passes): Schedule
9495 * tree-pass.h (pass_ipa_cp): Declare.
9497 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9499 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9500 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9501 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9502 config/i386/i386.c, config/mips/mips.h,
9503 config/rs6000/rs6000.h, config/sh/sh.c,
9504 config/stormy16/stormy16.c: Fix comment typos.
9506 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9509 * c-typeck.c (build_binary_op): Use common_type wrapper on
9511 (common_type): Update comment.
9513 2005-07-31 Steven Bosscher <stevenb@suse.de>
9516 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9517 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9518 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9520 2005-07-31 Jan Hubicka <jh@suse.cz>
9522 * pretty-print.h (pp_widest_integer): New macro.
9523 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9526 2005-07-31 Jan Hubicka <jh@suse.cz>
9528 * output.h (enum section_category): Export from varasm.c
9529 (categorize_decl_for_section): Likewise.
9530 * varasm.c (enum section_category): Kill.
9531 (categorize_decl_for_section): Make global.
9532 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9534 * i386.c (ix86_section_threshold): New static variable.
9535 (ix86_in_large_data_p, ix86_encode_section_info,
9536 x86_64_elf_unique_section,
9537 x86_64_elf_select_section): New functions.
9538 (TARGET_ENCODE_SECTION_INFO): Define
9539 (override_options): Enable medium model for PIC.
9540 (ix86_expand_prologue): Expand gen_set_got_rex64.
9541 (legitimate_constant_p): Handle new UNSPECs.
9542 (legitimate_pic_address_disp_p): Likewise.
9543 (legitimize_pic_address): Lower MEDIUM model addressing.
9544 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9545 (enum cmodel): Add MEDIUM_PIC.
9546 (SYMBOL_REF_FAR_ADDR_P): New macro.
9547 (SYMBOL_FLAG_FAR_ADDR): New flag.
9548 * i386.md (movdi): Support medium model.
9549 (set_got_rex64): New pattern.
9550 * i386.opt (mlarge-data-threshold): New flag.
9551 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9552 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9553 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9554 TARGET_ASM_UNIQUE_SECTION): New.
9556 * invoke.texi (-mlarge_data_threshold): Document
9558 2005-07-31 Jan Hubicka <jh@suse.cz>
9560 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9561 (coalesce_vars): Likewise.
9562 * tree-ssa-live.c (coalesce_cost): New.
9563 (build_tree_conflict_graph): Use coalesce_cost.
9564 * tree-ssa-live.h (coalesce_cost): Declare.
9566 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9568 * arm.md (all peepholes for post-increment operations): Delete.
9569 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9570 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9571 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9572 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9573 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9575 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9577 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9580 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9583 * doc/invoke.texi: Document -rdynamic.
9585 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9588 * c-parser.c (c_parser_parms_list_declarator): Call
9589 mark_forward_parm_decls.
9590 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9591 decls with visibility structure.
9593 2005-07-30 Paul Brook <paul@codesourcery.com>
9595 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9597 2005-07-30 Paul Brook <paul@codesourcery.com>
9599 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9601 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9603 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9605 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9608 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9609 nested function declarators.
9610 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9611 (grokparms): Call warn_if_shadowing for parameters used within the
9613 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9614 not used within the parameter list.
9615 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9617 2005-07-30 Jan Hubicka <jh@suse.cz>
9619 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9620 * i386.c (ix86_fixup_binary_operands): Likewise.
9621 (ix86_expand_unary_operator): Likewise.
9622 (ix86_expand_fp_absneg_operator): Likewise.
9623 * optabs.c (expand_vec_cond_expr): Validate dest.
9625 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9628 * real.c (real_from_string): Also set last bit if there is a
9629 nonzero hex digit beyond GCC's internal precision after ".".
9631 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9633 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9634 define_constants. Change duplicate values to unassigned numbers.
9635 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9636 (*altivec_vspltsf): New.
9637 (altivec_vperm_v4sf): Delete.
9638 (altivec_vperm_<mode>): Use mode macro V.
9639 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9640 (altivec_predicate_v4sf): Delete.
9641 (altivec_predicate_<mode>): Use mode macro V.
9642 (*altivec_lvesfx): New.
9643 (*altivec_stvesfx): New.
9644 (vec_realign_load_v4sf): Delete.
9645 (vec_realign_load_<mode>): Use mode macro V.
9646 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9649 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9652 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9654 * configure: Regenerated.
9656 2005-07-29 Paul Brook <paul@codesourcery.com>
9658 * doc/install.texi: Add link to GFortran binaries wiki page.
9660 2005-07-29 David Ung <davidu@mips.com>
9662 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9663 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9664 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9665 * config/mips/mips.md (cpu): Add 5kf name.
9666 (includes): Includes 5k.md.
9667 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9668 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9671 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9674 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9675 (cleanup_tree_cfg): ... here.
9676 Call cleanup_tree_cfg_1 until there are no more cleanups to
9679 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9681 * tree-vrp.c (compare_range_with_value): Return true or false
9682 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9683 EQ_EXPR respectively.
9685 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9687 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9690 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9692 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9693 (tree_ssa_dominator_optimize): Increment it.
9694 (dump_dominator_optimization_stats): Print it.
9696 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9697 Steven Bosscher <stevenb@suse.de>
9699 PR rtl-optimization/23117
9700 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9701 when head == tail. Tidy comment.
9703 2005-07-28 Richard Henderson <rth@redhat.com>
9705 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9706 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9707 * jump.c (rtx_renumbered_equal_p): Likewise.
9708 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9709 CONST_INT and CONST_DOUBLE.
9710 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9711 * reload.c (operands_match_p): Special case CONST_INT and
9712 CONST_DOUBLE; check mode earlier.
9714 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9717 * c-typeck.c (convert_for_assignment): Do not check
9718 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9720 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9723 * c-typeck.c (composite_type): Prefer constant size arrays to
9726 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9729 * real.c (real_from_string): Set last bit if there is a nonzero
9730 hex digit beyond GCC's internal precision.
9732 2005-07-28 Richard Henderson <rth@redhat.com>
9735 * cfgcleanup.c (try_forward_edges): Watch out for end of
9738 2005-07-28 James E Wilson <wilson@specifixinc.com>
9741 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9743 2005-07-28 Jan Hubicka <jh@suse.cz>
9745 * Makefile.in (rtl-profile.o): Kill all traces of it.
9746 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9747 * coverage.h (rtl_coverage_counter_ref): Kill.
9748 * opts.c (flag_speculative_prefetching_set): Kill.
9749 (flag_loop_optimize_set): New.
9750 (common_handle_option): Disable loop optimizer when profiling;
9751 do not handle speculative prefetching.
9752 * passes.c (init_optimization_passes): Replace pass_profiling combo
9753 by branch_prob pass.
9754 * profile.c (compute_value_histograms): Update for simplified value
9756 (rtl_register_profile_hooks): Kill.
9757 (pass_profiling): Kill.
9758 (rest_of_handle_branch_prob): Do not profile.
9759 * toplev.c (process_options): Remove speculative prefetching.
9760 * toplev.h (flag_tree_based_profiling): Kill.
9761 * tree-profile.c (prepare_instrumented_value,
9762 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9763 tree_gen_one_value_profiler, do_tree_profiling): Update for
9764 simplified datastructures.
9765 * value-prof.c: Add comment that speculative prefetching was dropped;
9766 update rest of file for simplified datastructures.
9767 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9768 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9769 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9770 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9771 rtl_mod_subtract, gen_speculative_prefetch,
9772 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9773 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9774 (gate_handle_value_profile_transformations,
9775 rest_of_handle_value_profile_transformations,
9776 pass_value_profile_transformations): Kill.
9777 * value-prof.h (histogram_value_t): Remove IL based unions.
9778 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9779 rtl_profile_hooks): Remove hooks.
9781 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9783 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9784 (cgraph_clone_node): Likewise.
9785 * cgraph.h (cgraph_clone_edge): Update prototype.
9786 (cgraph_clone_node): Likewise.
9787 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9789 (lookup_recursive_calls): Consider profile.
9790 (cgraph_decide_recursive_inlining): Fix updating; use new
9791 probability argument; use profile.
9792 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9793 * tree-inline.c (copy_bb): Update clal of clone_edge.
9794 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9796 * invoke.texi (min-inline-recursive-probability): Document.
9798 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9800 * doc/install.texi (Configuration): Update Valgrind homepage.
9802 2005-07-28 Richard Henderson <rth@redhat.com>
9805 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9806 labels we want to delete.
9807 (cfg_layout_merge_blocks): Likewise.
9809 2005-07-28 Richard Henderson <rth@redhat.com>
9812 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9813 when expanding to nothing.
9815 2005-07-28 Josh Conner <jconner@apple.com>
9817 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9818 (cgraph_decide_inlining_of_small_functions): Likewise.
9820 2005-07-28 Josh Conner <jconner@apple.com>
9822 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9823 direction of badness if negative.
9824 (cgraph_default_inline_p): Add reason to parameters, and assign it
9826 (cgraph_decide_inlining_of_small_functions): New parameter in call
9827 to cgraph_default_inline_p.
9828 (cgraph_decide_inlining_incrementally): Likewise.
9829 * cgraphunit.c (decide_is_function_needed): Likewise.
9830 * cgraph.h (cgraph_default_inline_p): Likewise.
9832 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9834 * builtins.c: Fix comment typo(s).
9835 * genautomata.c: Likewise.
9836 * gimplify.c: Likewise.
9837 * tree-dfa.c: Likewise.
9838 * tree-flow-inline.h: Likewise.
9839 * tree-into-ssa.c: Likewise.
9840 * tree-ssa-alias.c: Likewise.
9841 * tree-ssa-ccp.c: Likewise.
9842 * tree-ssa-copy.c: Likewise.
9843 * tree-ssa-dce.c: Likewise.
9844 * tree-ssa-dom.c: Likewise.
9845 * tree-ssa-operands.c: Likewise.
9846 * tree-tailcall.c: Likewise.
9847 * tree-vectorizer.c: Likewise.
9848 * tree-vrp.c: Likewise.
9851 2005-07-28 Jeff Law <law@redhat.com>
9853 * tree-vrp.c (test_for_singularity): Extracted from ...
9854 (simplify_cond_using_ranges): Attempt to simplify a relational
9855 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9857 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9859 PR tree-optimization/22506
9860 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9861 phis whose argument is constant.
9863 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9865 PR rtl-optimization/18992
9866 Back out this patch:
9867 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9868 PR optimization/12142
9869 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9870 uses of the register in the SET_SRC. Remove unnecessary argument.
9872 Replace it with this:
9873 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9874 if flag_non_call_exceptions is set and the insn may trap, pass
9875 pc_rtx as dest for recursion.
9876 In SET_SRC part of SET case, if dest is already set, pass it down
9879 2005-07-28 Jan Hubicka <jh@suse.cz>
9881 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9882 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9883 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9885 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9886 profile when available.
9888 2005-07-28 Jan Beulich <jbeulich@novell.com>
9890 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9891 (ia64_print_operand): Describe and handle 'X'.
9892 (ia64_register_move_cost): Also handle FP_REGS.
9893 (ia64_preferred_reload_class): Likewise.
9894 (ia64_secondary_reload_class): Likewise.
9895 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9896 it. Also check for ITANIUM_CLASS_FLDP.
9897 * config/ia64/ia64.h (FP_REGNO_P): New.
9898 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9899 (reg_class): Add FP_REGS.
9900 (REG_CLASS_NAMES): Adjust for it.
9901 (REG_CLASS_CONTENTS): Likewise.
9902 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9903 (REG_CLASS_FROM_LETTER): Handle 'x'.
9904 (CLASS_MAX_NREGS): Handle FP_REGS.
9905 (MEMORY_MOVE_COST): Likewise.
9906 * config/ia64/ia64.md (itanium_class): Add fldp.
9907 (type): Handle fldp.
9908 (movti_internal): More allowable operand combinations. Use ldfp8 when
9909 splitting unnecessary. Remove predicable attribute. Adjust
9910 itanium_class attribute.
9911 (smuldi3_highpart): Remove outdated comment.
9912 (mulditi3, umulditi3, rotlti3): New expanders.
9913 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9914 (absti2): Disabled new insn for future reference.
9915 Respective new splitters.
9916 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9917 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9918 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9920 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9922 PR rtl-optimization/23047
9923 * simplify-rtx.c (simplify_const_relational_operation): Respect
9924 flag_wrapv for comparisons with ABS.
9926 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9928 PR tree-optimization/22493
9929 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9930 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9932 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9934 * config/frv/frv.opt (moptimize-membar): New.
9936 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9938 * config/frv/frv.h: Remove machine_function definition.
9940 * config/frv/frv.c (struct frv_io): New.
9941 (struct machine_function): Moved from frv.h. Add has_membar_p.
9942 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9943 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9944 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9945 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9946 (frv_reorg): Call frv_optimize_membar when appropriate.
9947 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9948 (frv_expand_builtin): Adjust calls accordingly.
9949 (frv_io_address_cookie): New function.
9950 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9951 load or store rather than a special insn. Add ccnstant address and
9952 io-type operands to the membar.
9953 (frv_ifcvt_modify_tests): Unsign regno.
9954 (frv_ifcvt_modify_tests): Same.
9956 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9957 UNSPEC_OPTIONAL_MEMBAR constant.
9958 (builtin_read_<mode>): Delete.
9959 (builtin_write_<mode>): Delete.
9960 ("optional_membar_<mode>"): Add operand.
9962 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9963 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9964 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9965 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9966 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9967 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9968 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9969 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9970 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9972 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9974 * df.c (df_uses_record): Handle SCRATCH.
9976 2005-07-28 Steven Bosscher <stevenb@suse.de>
9979 * passes.c (rest_of_decl_compilation): If decl is a type and
9980 we have encountered errors, don't emit debug information.
9982 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9984 * params.def: Fixed comment.
9986 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9989 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9990 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9991 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9993 2005-07-27 Steven Bosscher <stevenb@suse.de>
9996 * varasm.c (assemble_start_function): Don't do anything that may
9997 require a CFG if the current function is a thunk.
9999 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10001 * doc/install.texi (Prerequisites): Mention that perl is needed
10002 to do export control in libstdc++ targetting Darwin.
10004 2005-07-27 Steven Bosscher <stevenb@suse.de>
10006 PR rtl-optimization/17808
10007 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10008 (sched_insns_conditions_mutex_p): Split out from...
10009 (add_dependence): ...here. But don't call it from here.
10010 (add_dependence_list): Check sched_insns_conditions_mutex_p
10011 before calling add_dependence.
10012 (add_dependence_list_and_free): Likewise.
10013 (fixup_sched_groups): Likewise.
10014 (sched_analyze_1): Likewise.
10015 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10016 (sched_analyze): Likewise.
10017 (sched_analyze_insn): Likewise.
10018 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10019 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10020 dependencies on all COND_EXEC insns to jumps ending basic blocks
10021 when doing intrablock scheduling.
10022 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10024 2005-07-27 Jeff Law <law@redhat.com>
10026 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10027 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10028 equivalency sets, correctly handle the case were vr0 has an
10029 equivalency set, but vr1 does not.
10031 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10033 PR tree-optimization/23073
10034 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10035 vect_print_dump_info before fprintf.
10037 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10039 PR tree-optimize/22348
10040 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10041 Fold the partial computation.
10043 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10045 PR tree-optimization/22325
10046 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10048 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10050 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10051 (force_var_cost): ... this function.
10052 (compute_phi_arg_on_exit): Export.
10054 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10056 PR tree-optimization/20773
10057 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10060 2005-07-27 Richard Guenther <rguenther@suse.de>
10062 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10063 Avoid pushing again if current struct contains only
10064 fields we decomposed.
10066 2005-07-27 Jan Hubicka <jh@suse.cz>
10068 PR tree-optimization/22574
10069 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10072 * tree-tailcall.c (decrease_profile): New function.
10073 (eliminate_tail_call): Use it.
10075 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10076 visibility flags correctly in whole program mode.
10078 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10080 PR rtl-optimization/22472
10081 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10083 2005-07-26 Steven Bosscher <stevenb@suse.de>
10085 PR tree-optimization/22504
10086 * tree-complex.c (expand_complex_addition): Use 'code' instead
10087 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10089 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10091 * config.gcc (cpu_type): Add frv case.
10092 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10093 (supported_defaults): Add fr550 case.
10095 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10098 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10099 whether a pointer of type T * may point to objects of type T *.
10101 2005-07-26 DJ Delorie <dj@redhat.com>
10103 * configure: Regenerate.
10105 2005-07-26 Dale Johannesen <dalej@apple.com>
10107 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10109 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10111 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10112 Clarify use of "build" in name.
10114 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10116 * doc/extend.texi (Raw read/write Functions): New section.
10117 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10118 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10119 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10120 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10121 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10122 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10123 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10124 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10125 * config/frv/frv.c: Add bdesc_loads global.
10126 Add bdesc_stores global.
10127 (frv_init_builtins): Add support for __builtin_{read/write}*.
10128 (frv_volatile_memref): New.
10129 (frv_expand_load_builtin): New.
10130 (frv_expand_store_builtin): New.
10131 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10132 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10133 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10134 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10135 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10136 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10137 (builtin_read_<mode>): New.
10138 (builtin_write_<mode>): New.
10139 (builtin_write64): New.
10140 (optional_membar_<mode>): New.
10142 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10144 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10145 (rather than units) against HOST_BITS_PER_WIDE_INT.
10147 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10149 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10150 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10151 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10152 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10155 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10156 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10157 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10159 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10161 2005-07-26 Richard Guenther <rguenther@suse.de>
10163 PR tree-optimization/22486
10164 * fold-const.c (fold_unary): Fold away useless component
10165 references of the form (T *)&T.x, if the address
10168 2005-07-25 James E Wilson <wilson@specifixinc.com>
10170 * dwarf2out.c (add_call_src_coords_attributes): New.
10171 (gen_inlined_subroutine_die): Call it.
10172 (maybe_emit_file, init_file_table): Add comments.
10173 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10175 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10176 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10177 * tree.h (BLOCK_SOURCE_LOCATION): New.
10178 (struct tree_block): New field locus.
10180 2005-07-26 Andreas Schwab <schwab@suse.de>
10182 PR rtl-optimization/23043
10183 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10184 when allocating a struct unoccr.
10186 2005-07-25 Richard Henderson <rth@redhat.com>
10189 * tree-complex.c (gate_no_optimization): True if errors.
10190 * Makefile.in (tree-complex.o): Update dependencies.
10192 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10194 * config/frv/predicates.md (integer_register_operand): Use
10195 GPR_AP_OR_PSEUDO_P.
10197 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10200 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10202 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10204 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10206 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10207 types when flag_unsafe_math_optimizations is true.
10209 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10211 * gcc.c (option_map): Add --sysroot.
10212 (process_command): Handle --sysroot.
10213 (display_help): Document it.
10214 * doc/cppopts.tex (-isysroot): Document.
10215 * doc/invoke.texi (--sysroot): Document.
10216 * doc/install.texi (--with-build-sysroot): Document.
10218 * Makefile.in (inhibit_libc): New variable.
10219 (INHIBIT_LIBC_CFLAGS): Likewise.
10220 (LIBGCC2_CFLAGS): Include
10221 $(INHIBIT_LIBC_CFLAGS).
10222 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10223 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10224 ($(T)crtend.o): Likewise.
10225 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10226 ($(T)crtendS.o): Likewise.
10227 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10228 ($(T)crtendT.o): Likewise.
10229 (stmp-fixinc): Do not complain about missing headers if
10231 * configure.ac (inhibit_libc): Set it to true/false.
10232 (--with-build-sysroot): New option. Use it to set
10234 * configure: Regenerated.
10236 2005-07-25 Manfred Hollstein <mh@suse.com>
10238 * calls.c (store_one_arg): Fix unsigned comparison warning.
10240 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10243 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10244 (ggc_print_statistics): Initialize variable before use.
10246 2005-07-25 Richard Guenther <rguenther@suse.de>
10248 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10249 calling with a PHI_NODE argument.
10251 * tree-flow-inline.h (overlap_subvar): Protect against
10254 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10256 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10257 * configure: Regenerate.
10259 2005-07-25 Ira Rosen <irar@il.ibm.com>
10261 * expr.c (highest_pow2_factor): Make extern.
10262 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10263 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10264 record_array_differ_p, array_ptr_differ_p): Likewise.
10265 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10266 additional cases. Call the above functions.
10267 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10268 base_object_differ_p when there are two base objects. Otherwise, compare
10269 base address and offset. Call may_alias_p.
10270 (dump_data_reference): Use a correct field name.
10271 (analyze_array): Make static. Initialize new data-ref fields.
10272 (analyze_indirect_ref): New function.
10273 (init_data_ref): Initialize new data-ref fields.
10274 (strip_conversion): Moved from tree-vect-analyze.c.
10275 (analyze_offset_expr, get_ptr_offset, address_analysis,
10276 object_analysis): Likewise.
10277 (analyze_offset): New function.
10278 (create_data_ref): Likewise.
10279 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10280 dimensions for ARRAY_REFs only.
10281 (build_classic_dist_vector): Make static.
10282 (access_functions_are_affine_or_constant_p): Call macro to get the
10283 address of access functions.
10284 (compute_all_dependences): Add new parameter
10285 compute_self_and_read_read_dependences. Compute self and read-read
10286 dependences if it is true.
10287 (find_data_references_in_loop): Call create_data_ref. Initialize new
10289 (compute_data_dependences_for_loop): Add new parameter
10290 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10291 compute nb_loops. Call compute_all_dependences,
10292 build_classic_dist_vector and build_classic_dir_vector with correct
10294 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10295 with correct parameters. Compare dimensions for ARRAY_REFs only.
10296 (free_data_refs): Call macro to free access functions.
10297 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10298 fields from stmt_vinfo.
10299 (struct base_object_info): New structure.
10300 (struct data_reference): Move fields to base_object_info. Add fields
10301 first_location and object_info for above structures. Move fields from
10302 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10303 aligned_to. Add macros to access the new fields.
10304 Update functions declarations.
10305 * tree-flow.h (is_aliased_with): Declare.
10306 * tree-loop-linear.c (linear_transform_loops): Call
10307 compute_data_dependences_for_loop with correct parameters.
10308 * tree-ssa-alias.c (is_aliased_with): New function.
10309 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10310 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10311 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10312 vect_base_addr_differ_p, compute_subscript_distance and
10313 build_classic_dist_vector. Add printings. Check absolute value of
10315 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10317 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10318 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10319 to bytes. Add printing.
10320 (vect_compute_data_refs_alignment): Go through loads and stores in one
10322 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10323 vect_analyze_data_ref_access): Likewise.
10324 (vect_analyze_pointer_ref_access): Remove.
10325 (vect_address_analysis, vect_object_analysis): Likewise.
10326 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10327 and analyze data-refs in the loop.
10328 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10329 fields of data-ref instead of stmt. Add init to the offset from the
10331 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10332 (vect_update_init_of_dr): Likewise.
10333 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10334 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10336 (new_loop_vec_info): Initialize new fields.
10337 (destroy_loop_vec_info): Free new fields.
10338 (vect_strip_conversion): Remove.
10339 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10340 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10341 datarefs. Add new field ddrs.
10342 Add macros for the new fields access.
10343 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10344 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10345 Remove their macros.
10346 * tree.h (highest_pow2_factor): Declare.
10348 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10350 * calls.c (store_one_arg): Check for sibling call MEM arguments
10351 from already clobbered incoming argument area.
10353 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10355 * c-common.c (check_missing_format_attribute): New.
10356 * c-common.h (check_missing_format_attribute): Likewise.
10357 * c-typeck.c (convert_for_assignment): Use it.
10359 2005-07-24 Andreas Schwab <schwab@suse.de>
10361 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10362 register use a word move. Correct operand of ext.w in 68000 code.
10364 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10366 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10367 variables as declarations, rather than definitions.
10369 2005-07-24 Ira Rosen <irar@il.ibm.com>
10371 PR tree-optimization/22526
10372 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10375 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10377 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10378 that C99 reserve for future use. Use it to define clog10,
10379 clog10f and clog10l.
10381 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10383 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10384 * configure.ac: Check for -Wmissing-format-attribute.
10386 * configure: Regenerate.
10388 2005-07-23 Richard Henderson <rth@redhat.com>
10390 PR tree-optimization/22623
10391 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10393 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10396 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10398 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10400 * Makefile.in (C_TREE_H): Update dependencies.
10401 * c-tree.h: Include toplev.h.
10402 * diagnostic.h (diagnostic_set_info): Add format attribute.
10403 * rtl-error.c (diagnostic_for_asm): Likewise.
10405 2005-07-23 Chao-ying Fu <fu@mips.com>
10407 * config/mips/mips-dsp.md: New file.
10408 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10409 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10411 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10412 MIPS_BUILTIN_BPOSGE32.
10413 (mips_expand_builtin_direct): Add one parameter to indicate that
10414 builtin functions need to return a value.
10415 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10417 (mips_regno_to_class): Add classes for 12 new DSP registers.
10418 (mips_subword): Change to check four HI registers.
10419 (mips_output_move): Output move to and from 6 new DSP accumulators.
10420 (override_options): Make sure -mdsp and -mips16 are not used together.
10421 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10423 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10425 (print_operand): Add 'q' for printing DSP accumulators.
10426 (mips_cannot_change_mode_class): Check ACC_REGS.
10427 (mips_secondary_reload_class): Check ACC_REGS.
10428 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10429 (mips_register_move_cost): Check ACC_REGS.
10430 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10431 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10432 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10433 (dsp_bdesc): New array.
10434 (bdesc_arrays): Add DSP builtin function table.
10435 (mips_prepare_builtin_arg): Check predicate again after
10437 (mips_expand_builtin): Add one more parameter to
10438 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10439 MIPS_BUILTIN_BPOSGE32.
10440 (mips_init_builtins): Initialize new function types.
10441 (mips_expand_builtin_direct): Check if builtin functions need to
10442 return a value and pass operands properly.
10443 (mips_expand_builtin_bposge): New function.
10444 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10445 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10446 (FIRST_PSEUDO_REGISTER): Increase to 188.
10447 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10448 Update for 12 new DSP registers.
10449 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10450 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10451 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10452 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10453 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10454 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10455 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10456 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10457 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10458 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10459 (REGISTER_NAMES): Add names for 12 new DSP registers.
10460 * config/mips/mips.md: Include mips-dsp.md.
10461 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10462 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10463 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10464 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10465 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10466 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10467 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10468 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10469 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10470 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10471 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10472 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10473 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10474 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10475 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10476 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10477 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10478 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10479 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10480 (UNSPEC_RDDSP): New constants.
10481 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10482 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10484 * config/mips/mips.opt (-mdsp): New option.
10485 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10486 (reg_imm10_operand): New predicates.
10487 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10488 * doc/invoke.texi (-mdsp): Document new option.
10490 2005-07-22 DJ Delorie <dj@redhat.com>
10492 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10494 * tree-inline.c (inlinable_function_p): Likewise.
10496 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10499 * toplev.c (check_global_declarations): Do not mark undefined
10500 variables as DECL_IGNORED_P.
10501 * varasm.c (first_global_object_name): GTY it.
10502 (weak_global_object_name): Likewise.
10503 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10504 a string to go into {weak,first}_global_object_name.
10506 2005-07-22 DJ Delorie <dj@redhat.com>
10508 * c-format.c (check_function_format): Change warning control
10509 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10511 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10513 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10514 &PTR->FLD a dereference of PTR.
10515 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10516 a potential dereference of PTR.
10518 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10520 PR rtl-optimization/20370
10521 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10522 call allocate_reg_info if necessary.
10524 PR rtl-optimization/21848
10525 * calls.c (emit_library_call_value_1): For const functions, add
10526 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10528 PR rtl-optimization/22445
10529 * cselib.c (target.h): Include.
10530 (rtx_equal_for_cselib_p): Allow commutative matches.
10531 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10532 Remove MODE parameter. Changed all callers.
10534 PR rtl-optimization/22258
10535 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10537 (try_combine): Use likely_spilled_retval_p.
10539 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10541 * config.gcc: Add crx-elf support.
10543 * doc/contrib.texi: Mention crx.
10544 * doc/extend.texi: Document crx extensions.
10545 * doc/install.texi: Document crx install.
10546 * doc/invoke.texi: Document crx options.
10547 * doc/md.texi: Document crx constraints.
10549 * config/crx/crx-protos.h: New file.
10550 * config/crx/crx.c: New file.
10551 * config/crx/crx.h: New file.
10552 * config/crx/crx.md: New file.
10553 * config/crx/crx.opt: New file.
10554 * config/crx/t-crx: New file.
10556 2005-07-22 Manfred Hollstein <mh@suse.com>
10558 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10560 (int_add_graph_edge): Likewise.
10561 (collapse_nodes): Likewise.
10562 (process_unification_queue): Likewise.
10564 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10565 Laurent GUERBY <laurent@guerby.net>
10567 PR tree-optimization/22336
10568 * function.c (record_block_change): Check for
10569 cfun->ib_boundaries_block.
10571 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10573 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10574 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10576 2005-07-21 DJ Delorie <dj@redhat.com>
10578 * toplev.c (warn_deprecated_use): Add warning control to warning
10580 * c-typeck.c (parser_build_binary_op): Likewise.
10581 (c_finish_if_stmt): Likewise.
10582 * c-common.c (check_function_sentinel): Likewise.
10583 (check_nonnull_arg): Likewise.
10585 2005-07-21 Richard Henderson <rth@redhat.com>
10588 * tree-complex.c (complex_ssa_name_components): New.
10589 (cvc_lookup): Allow entry not found.
10590 (create_components): Remove.
10591 (create_one_component_var, get_component_var): New.
10592 (get_component_ssa_name, set_component_ssa_name): New.
10593 (extract_component): Use get_component_ssa_name.
10594 (update_complex_components): Use set_component_ssa_name.
10595 (update_complex_components_on_edge): Likewise.
10596 (update_phi_components): Create new PHI nodes directly, instead
10597 of adding insns to edges.
10598 (tree_lower_complex): Allocate and free complex_variable_components
10599 and complex_ssa_name_components here.
10601 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10603 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10604 revert to returning false.
10606 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10609 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10611 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10614 * config/i386/i386.md (cmpxf): Change operand constraints
10615 to "nonmemory_operand".
10617 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10619 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10621 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10623 PR middle-end/21180
10624 * fold-const.c (fold_build1): Add checksum for the operands.
10625 (fold_build2): Likewise.
10626 (fold_build3): Likewise.
10628 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10630 PR middle-end/19055
10631 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10633 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10635 * common.opt (-fforward-propagate): Committed by mistake,
10638 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10640 * reg-stack.c: Fix comment typo(s).
10641 * tree-ssa-operands.c: Likewise.
10642 * tree-vectorizer: Likewise.
10644 2005-07-21 Nick Clifton <nickc@redhat.com>
10646 * config/sh/symbian.c: Replace C++ style line comments with C
10647 style line comments.
10648 (symbian_add_attribute): Do not use a ? operator on the LHS of
10650 (sh_symbian_handle_dll_attribute): Change the type of the
10651 method vector to "VEC(tree,gc)*" and use vector accessor
10652 macros to walk over the elements.
10653 (symbian_export_vtable_and_rtti_p): Likewise.
10654 (symbian_class_needs_attribute_p): Likewise.
10656 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10659 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10660 initialize targetm.resolve_overloaded_builtin here.
10661 (altivec_expand_overloaded_builtin): Make it non-static.
10662 * config/rs6000/rs6000-protos.h
10663 (altivec_expand_overloaded_builtin): New prototype.
10664 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10665 targetm.resolve_overloaded_builtin here.
10666 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10668 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10669 Zdenek Dvorak <dvorakz@suse.cz>
10671 PR tree-optimization/19210
10672 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10674 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10675 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10676 rely on unproven assumptions.
10677 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10678 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10679 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10680 to number_of_iterations_exit.
10681 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10682 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10683 * tree-ssa-loop-niter.c (find_loop_niter,
10684 estimate_numbers_of_iterations_loop): Likewise.
10685 (number_of_iterations_exit): Honor the new options.
10686 * doc/invoke.texi (Wunsafe-loop-optimizations,
10687 funsafe-loop-optimizations): Document them.
10689 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10691 PR rtl-optimization/22167
10692 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10694 2005-07-20 Adam Nemet <anemet@lnxw.com>
10696 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10697 __do_global_dtors_aux longcall.
10699 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10701 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10702 (old_special_pred_table): Don't reference
10703 SPECIAL_MODE_PREDICATES.
10704 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10705 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10706 * config/sh/predicates.h: Don't mention
10707 SPECIAL_MODE_PREDICATES.
10708 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10711 2005-07-20 DJ Delorie <dj@redhat.com>
10713 * config.gcc: Add m32c-elf support.
10715 * doc/contrib.texi: Mention m32c.
10716 * doc/extend.texi: Document m32c extensions.
10717 * doc/install.texi: Mention m32c.
10718 * doc/invoke.texi: Document m32c options.
10719 * doc/md.texi: Document m32c constraints.
10721 * config/m32c/addsub.md: New file.
10722 * config/m32c/bitops.md: New file.
10723 * config/m32c/cond.md: New file.
10724 * config/m32c/jump.md: New file.
10725 * config/m32c/m32c-lib1.S: New file.
10726 * config/m32c/m32c-lib2.c: New file.
10727 * config/m32c/m32c-modes.def: New file.
10728 * config/m32c/m32c-pragma.c: New file.
10729 * config/m32c/m32c-protos.h: New file.
10730 * config/m32c/m32c.abi: New file.
10731 * config/m32c/m32c.c: New file.
10732 * config/m32c/m32c.h: New file.
10733 * config/m32c/m32c.md: New file.
10734 * config/m32c/m32c.opt: New file.
10735 * config/m32c/minmax.md: New file.
10736 * config/m32c/mov.md: New file.
10737 * config/m32c/muldiv.md: New file.
10738 * config/m32c/predicates.md: New file.
10739 * config/m32c/prologue.md: New file.
10740 * config/m32c/shift.md: New file.
10741 * config/m32c/t-m32c: New file.
10743 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10745 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10746 (stack_protect_set, stack_protect_test): New expanders.
10747 (stack_protect_set_si, stack_protect_set_si_media,
10748 stack_protect_set_di_media, stack_protect_test_si,
10749 stack_protect_test_si_media, stack_protect_test_di_media):
10752 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10754 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10756 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10758 * tree.h (tree_expr_nonzero_p): Export.
10759 * fold-const.c (tree_expr_nonzero_p): Likewise.
10760 Return true for CALL_EXPRs that are alloca calls.
10761 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10763 * tree-flow.h (expr_computes_nonzero): Remove.
10764 * tree-vrp.c (expr_computes_nonzero): Remove.
10765 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10766 (extract_range_from_unary_expr): Likewise.
10767 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10768 tree_expr_nonzero_p.
10770 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10772 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10773 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10774 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10775 All callers changed.
10776 (frame_related_constant_load): New arg "related" which controls
10777 setting of RTX_FRAME_RELATED_P. All callers changed.
10778 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10779 (bfin_expand_prologue): Add stack limit checking.
10780 * config/bfin/bfin.md (trapifcc): New pattern.
10782 * config/bfin/bfin.c: Include "langhooks.h".
10783 (def_builtin): Go through lang_hooks to call builtin_function.
10785 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10786 * config/bfin/predicates.md (symbol_ref_operand): New.
10787 (call_insn_operand): Delete. All callers changed to use
10788 register_no_elim_operand.
10789 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10791 (function_arg): Use it to generate the call's operand 2.
10792 (bfin_longcall_p): New function.
10793 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10794 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10795 determine if the address needs to be in a REG.
10796 (bfin_handle_longcall_attribute): New function.
10797 (bfin_attribute_table): Add "longcall" and "shortcall".
10798 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10799 (CUMULATIVE_ARGS): New member call_cookie.
10800 (PREDICATE_CODES): Add symbol_ref_operand.
10801 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10802 extra USE to the pattern.
10803 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10804 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10805 sibcall_value_insn; now the new patterns handle direct calls and the
10806 old ones indirect calls.
10807 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10809 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10811 * doc/trouble.texi: Update section on handling of empty loops.
10813 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10815 * config.gcc: Remove support for sparc-*-openbsd*,
10816 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10818 * config.host: Remove support for i860-*-sysv4* as a host.
10819 * config/i860/*, config/ip2k/*, config/ns32k/*,
10820 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10821 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10822 mention obsolete ports.
10824 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10826 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10827 soft frame pointer.
10828 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10829 of frame_pointer_rtx.
10830 (sh_expand_epilogue): Likewise.
10831 (sh_set_return_address): Likewise.
10832 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10833 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10834 offsets from FRAME_POINTER_REGNUM.
10835 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10836 (sh_register_names): Add initializer for sfp.
10837 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10838 (VALID_REGISTER_P): Likewise.
10839 (FIRST_PSEUDO_REGISTER): Update.
10840 (DWARF_FRAME_REGISTERS): Define.
10841 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10842 (HARD_FRAME_POINTER_REGNUM): Define.
10843 (FRAME_POINTER_REGNUM): Redefine.
10844 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10845 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10846 from FRAME_POINTER_REGNUM.
10847 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10848 FRAME_POINTER_REGNUM.
10849 (REG_CLASS_CONTENTS): Add sfp.
10850 (REG_ALLOC_ORDER): Likewise.
10851 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10852 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10853 of frame_pointer_rtx.
10854 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10856 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10858 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10859 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10860 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10862 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10865 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10867 Make CONSTRUCTOR use VEC to store initializers.
10868 * c-common.c (complete_array_type): Update to cope with VEC in
10870 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10871 (pp_c_constructor_elts): New function.
10872 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10873 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10874 struct constructor_stack, struct initializer_stack,
10875 constructor_elements, push_init_level, pop_init_level,
10876 add_pending_init, find_init_member, output_init_element): Update to
10877 cope with VEC in CONSTRUCTOR_ELTS.
10878 * coverage.c (build_fn_info_value, build_ctr_info_value,
10879 build_gcov_info): Likewise.
10880 * expr.c (categorize_ctor_elements_1, store_constructor,
10881 expand_expr_real_1): Likewise.
10882 * fold-const.c (fold_ternary): Likewise.
10883 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10884 gimplify_init_constructor, gimplify_expr): Likewise.
10885 * tree-dump.c (dequeue_and_dump): Likewise.
10886 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10888 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10890 * tree-sra.c (generate_element_init_1): Likewise.
10891 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10892 * tree-ssa-operands.c (get_expr_operands): Likewise.
10893 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10894 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10895 (get_initial_def_for_reduction): Likewise.
10896 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10897 value handle in annotations.
10898 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10899 tree_node_structure): Add support for constr_kind.
10900 (build_vector_from_ctor, build_constructor_single,
10901 build_constructor_from_list): New functions.
10902 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10903 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10904 Update to cope with VEC in CONSTRUCTOR_ELTS.
10905 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10906 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10907 CONSTRUCTOR_APPEND_ELT): New macros.
10908 (struct constructor_elt, struct tree_constructor): New data types.
10909 (union tree_node): Add tree_constructor field.
10910 * treestruct.def: Define TS_CONSTRUCTOR.
10911 * varasm.c (const_hash_1, compare_constant, copy_constant,
10912 compute_reloc_for_constant, output_addressed_constants,
10913 initializer_constant_valid_p, output_constant,
10914 array_size_for_constructor, output_constructor): Update to cope with
10915 VEC in CONSTRUCTOR_ELTS.
10916 * vec.h (VEC_empty, VEC_copy): New macros.
10918 2005-07-19 Devang Patel <dpatel@apple.com>
10920 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10922 2005-07-19 Richard Henderson <rth@redhat.com>
10925 * gimplify.c (gimplify_expr): Use main variant type for the temp
10926 destination for a discarded volatile read.
10927 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10928 casts between non-void types that change volatility.
10930 2005-07-15 DJ Delorie <dj@redhat.com>
10932 * toplev.h: Add comment about the first parameter for warning().
10933 * errors.h: Likewise.
10935 * c.opt (Wpragmas): New.
10936 * doc/invoke.texi: Document it.
10938 * function.c (do_warn_unused_parameter): Add warning control to
10940 * c-decl.c (warn_if_shadowing): Likewise.
10941 * c-lex.c (cb_def_pragma): Likewise.
10942 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10943 (pop_alignment): Likewise.
10944 (handle_pragma_pack): Likewise.
10945 (apply_pragma_weak): Likewise.
10946 (handle_pragma_weak): Likewise.
10947 (handle_pragma_redefine_extname): Likewise.
10948 (add_to_renaming_pragma_list): Likewise.
10949 (handle_pragma_extern_prefix): Likewise.
10950 (maybe_apply_renaming_pragma): Likewise.
10951 (handle_pragma_visibility): Likewise.
10953 * config/c4x/c4x-c.c (BAD): Likewise.
10954 (c4x_parse_pragma): Likewise.
10955 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10956 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10957 (rs6000_pragma_longcall): Likewise.
10958 * config/v850/v850-c.c (pop_data_area): Likewise.
10959 (ghs_pragma_section): Likewise.
10960 (ghs_pragma_section): Likewise.
10961 (ghs_pragma_interrupt): Likewise.
10962 (ghs_pragma_starttda): Likewise.
10963 (ghs_pragma_startsda): Likewise.
10964 (ghs_pragma_startzda): Likewise.
10965 (ghs_pragma_endtda): Likewise.
10966 (ghs_pragma_endsda): Likewise.
10967 (ghs_pragma_endzda): Likewise.
10969 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10970 Kenneth Zadeck <zadeck@naturalbridge.com>
10972 * Makefile.in: Removed tree-promote-statics.c
10973 * tree-promote-statics.c: Removed.
10974 * common.opt: Removed flag-promote-statics.
10976 * passes.c: Removed tree-promote-statics pass.
10977 * tree-pass.h: Ditto.
10978 * timevar.def: Removed TV_PROMOTE_STATICS.
10981 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10983 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10985 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10987 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10990 * c-common.c (check_function_arguments): Call
10991 'check_function_format' if either -Wformat or
10992 -Wmissing-format-attribute are specified.
10993 * c-format.c (check_function_format): Check -Wformat before
10994 calling 'check_format_info'.
10995 * c-opts.c (c_common_post_options): Don't warn for
10996 -Wmissing-format-attribute without -Wformat.
10997 * c-typeck.c (convert_for_assignment): Detect additional cases for
10998 -Wmissing-format-attribute.
10999 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11002 2005-07-19 Richard Guenther <rguenther@suse.de>
11004 * config/i386/i386.md (lrint<mode>2): Use temporary
11005 instead of clobbering non-existent memory.
11007 2005-07-19 Nick Clifton <nickc@redhat.com>
11009 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11010 statement to avoid displaying ASCII control characters.
11012 2005-07-19 Ben Elliston <bje@au.ibm.com>
11014 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11015 * cfganal.c (find_edge_index): Ditto.
11016 * combine.c (combine_instructions): Ditto.
11017 * ddg.c (create_scc): Ditto.
11018 (find_successors): Ditto.
11019 (find_predecessors): Ditto.
11020 (find_nodes_on_paths): Ditto.
11021 (longest_simple_path): Ditto.
11022 * flow.c (update_life_info): Ditto.
11023 (count_or_remove_death_notes): Ditto.
11024 (clear_log_links): Ditto.
11025 * modulo-sched.c (generate_reg_moves): Ditto.
11026 (find_max_asap): Ditto.
11027 (find_max_hv_min_mob): Ditto.
11028 (find_max_dv_min_mob): Ditto.
11029 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11030 * sched-rgn.c (extract_edgelst): Ditto.
11031 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11032 (dump_update_ssa): Ditto.
11033 (ssa_names_to_replace) Ditto.
11034 (switch_virtuals_to_full_rewrite): Ditto.
11035 (update_ssa): Ditto.
11036 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11038 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11040 Fix PR tree-optimization/22483
11042 * tree-complex.c (create_components): Use
11043 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11044 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11045 * tree-flow.h (safe_referenced_var_iterator): New structure.
11046 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11047 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11048 safe_referenced_var iterator.
11049 (add_type_alias): Ditto.
11051 2005-07-19 Steven Bosscher <stevenb@suse.de>
11053 * loop-init.c (rest_of_handle_loop2): Remove.
11054 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11055 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11056 (pass_rtl_loop_init, pass_rtl_loop_done,
11057 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11058 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11059 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11060 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11061 pass_tree_loop_done, and pass_tree_unswitch.
11062 (gate_loop): Rename to gate_tree_loop.
11063 * passes.c (init_optimization_passes): Update for renamed tree
11064 loop passes. Add the new loop2 passes as subpasses of loop2.
11065 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11066 Update for the renamed tree loop passes.
11068 2005-07-18 Ian Lance Taylor <ian@airs.com>
11070 PR middle-end/22057
11071 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11072 blocks when optimizing.
11074 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11076 * common.opt (frename-registers): Initialize to 2.
11078 (fgcse-after-reload): Ditto.
11079 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11080 (process_options): Only change flag_web, flag_rename_registers,
11081 and flag_rerun_cse_after_loop if not explicitly set by user.
11083 2005-07-18 Jan Beulich <jbeulich@novell.com>
11085 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11086 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11087 in 64-bit mode the same as DImode in 32-bit mode.
11088 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11089 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11090 mode. Add new mode parameter.
11091 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11092 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11093 x86_64_shift_adj): New expanders.
11094 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11095 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11097 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11098 DImode shift splitters.
11099 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11100 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11103 2005-07-18 Jan Beulich <jbeulich@novell.com>
11105 * i386.md (movdi_extzv_1): New.
11106 (zero_extendhidi2): Combine alternatives and never force use of
11108 (zero_extendqidi2): Likewise. Don't restrict input selection.
11110 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11112 Fix PR tree-optimization/22531
11113 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11116 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11118 * tree-promote-statics.c (pass_promote_statics): Change dump file
11121 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11123 * tree-optimize.c (init_tree_optimization_passes): Add
11124 pass_eliminate_useless_stores pass.
11125 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11126 * tree-ssa-pre.c (is_copy_stmt): New function.
11127 (follow_copies_till_vuse): Ditto.
11128 (do_eustores): Ditto.
11129 (gate_eustores): Ditto.
11131 2005-07-16 Richard Henderson <rth@redhat.com>
11133 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11135 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11136 Kenneth Zadeck <zadeck@naturalbridge.com>
11138 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11139 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11140 ipa-type-escape.h, tree-promote-statics.c
11141 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11142 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11143 tree-promote-statics.c: new files.
11144 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11145 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11146 int nonlocal_set_p, mark_constant_function): Deleted.
11147 (rest_of_handle_cfg): Removed call to mark_constant_function.
11148 (nonoverlapping_component_refs_p): Added calls to support
11149 type based aliasing.
11150 * tree-ssa-alias.c (may_alias_p,
11151 compute_flow_insensitive_aliasing): Ditto.
11152 * calls.c (flags_from_decl_or_type): Removed reference to
11154 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11155 too many arguments. This is necessary for Spec 2000.
11156 * cgraph.h (const_function, pure_function): Removed.
11157 * common.opt: Added "fipa-pure-const", "fipa-reference",
11158 "fipa-type-escape", and "ftree-promote-static".
11160 * passes.c: Added ipa and tree-promote-statics passes.
11161 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11162 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11163 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11164 * tree-flow.h: Added exposed sra calls and addition of
11165 reference_vars_info field for FUNCTION_DECLS.
11166 * tree-pass.h: Added passes.
11167 * tree-sra.c: (sra_init_cache): New function.
11168 (sra_insert_before, sra_insert_after) Made public.
11169 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11171 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11172 aliasing. (may_alias_p): Added code to use type escape analysis to
11173 improve alias sets.
11174 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11175 code to prune clobbers of static variables based on information
11176 produced in ipa-reference pass. Changed call clobbering so that
11177 statics are not marked as clobbered if the call does not clobber
11180 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11182 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11185 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11187 * doc/install.texi (*-*-solaris2*): Document recommended version
11188 of GNU binutils and mention GNU linker problem on Solaris 10.
11190 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11193 * c-decl.c (c_build_bitfield_integer_type): New function.
11194 (finish_struct): Call it.
11195 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11197 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11199 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11202 2005-07-16 Jan Hubicka <jh@suse.cz>
11204 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11205 (scale_bbs_frequencies_int): Watch roundoff errors.
11206 * predict.c (return_prediction): Initialize return_stmt.
11208 2005-07-16 Jan Hubicka <jh@suse.cz>
11210 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11211 after RTL profiling.
11213 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11215 PR middle-end/22398
11216 * fold-const.c (build_range_check): Convert high/low to etype
11217 if we are only comparing against exp.
11219 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11221 Fix PR tree-optimization/22376
11222 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11224 (need_to_solve): New function.
11225 (compute_points_to_sets): Use it.
11227 2005-07-15 Jan Hubicka <jh@suse.cz>
11229 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11230 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11232 2005-07-15 Richard Guenther <rguenther@suse.de>
11234 * c-common.c (handle_flatten_attribute): New function.
11235 Add flatten function attribute.
11236 * doc/extend.texi: Document flatten function attribute.
11237 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11238 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11240 (cgraph_decide_inlining): Handle functions with flatten
11243 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11245 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11246 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11247 UNSPEC_XCHG, UNSPEC_AND): New.
11248 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11249 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11250 * config/rs6000/sync.md (FETCHOP): New code macro.
11251 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11253 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11254 (sync_compare_and_swap<mode>): Same.
11255 (sync_lock_test_and_set<mode>): Same.
11256 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11257 for QImode and HImode, and not PPC405.
11258 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11259 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11260 (sync_<fetchop>{si,di}_internal): New.
11261 (sync_nand{si,di}_internal): New.
11262 (sync_old_<fetchop>{si,di}_internal): New.
11263 (sync_old_nand{si,di}_internal): New
11264 (sync_new_<fetchop>{si,di}_internal): New.
11265 (sync_new_nand{si,di}_internal): New.
11266 (atomic_and{si,di}): New.
11267 (sync_new_nand{si,di}_internal): New.
11268 (atomic_and{si,di}): New.
11269 (sync_add<mode>_internal): Delete.
11270 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11271 (sync_sub<mode>_internal): Delte.
11272 (sync_subshort_internal): New.
11273 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11274 (sync_anddi_internal): Delete.
11275 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11276 (sync_booldi_internal): Delete.
11277 (sync_boolc<mode>_internal): Delete.
11278 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11279 (sync_boolc<mode>_internal2): Delete.
11280 (sync_boolcc<mode>_internal): Delete.
11281 (isync, lwsync): Use unspec instead of unspec_volatile.
11282 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11283 Revert UNSPEC_VOLATILE.
11284 (rs6000_split_atomic_op): New.
11285 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11287 2005-07-14 Eric Christopher <echristo@redhat.com>
11289 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11290 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11292 2005-07-14 Eric Christopher <echristo@redhat.com>
11294 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11296 2005-07-14 Steven Bosscher <stevenb@suse.de>
11298 PR tree-optimization/22230
11299 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11300 the computation of the four cross productions for "range op range".
11302 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11303 Ulrich Weigand <uweigand@de.ibm.com>
11306 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11309 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11311 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11313 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11315 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11317 2005-07-14 Richard Guenther <rguenther@suse.de>
11319 PR middle-end/22347
11320 * config/i386/i386-protos.h (ix86_function_value): Change
11321 prototype to match new target hook.
11322 * config/i386/i386.c (ix86_value_regno): Change prototype
11323 to take extra type argument.
11324 (TARGET_FUNCTION_VALUE): Define.
11325 (ix86_function_ok_for_sibcall): Pass extra argument to
11326 ix86_value_regno, check return slot rtx for exact match.
11327 (ix86_function_value): Take extra parameter. Dispatch to
11328 ix86_value_regno with fndecl/fntype as provided.
11329 (ix86_value_regno): Handle extra type argument.
11330 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11332 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11333 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11334 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11335 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11336 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11338 2005-07-14 Richard Guenther <rguenther@suse.de>
11340 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11341 * calls.c (expand_call): Pass fntype to hard_function_value.
11342 (emit_library_call_value_1): Likewise.
11343 * explow.c: Include target.h.
11344 (hard_function_value): Take extra argument, the fntype.
11345 Use new target hook for function_value.
11346 * expr.h (hard_function_value): Change prototype.
11347 * function.c (aggregate_value_p): Pass 0 as fntype to
11348 hard_function_value.
11349 (assign_parms): Use new target hook for function_value.
11350 Pass 0 as fntype to hard_function_value.
11351 (expand_function_end): Likewise.
11352 * reg-stack.c: Include target.h.
11353 (stack_result): Use new target hook for function_value.
11354 * target-def.h: New target hook function_value.
11355 * target.h: Likewise.
11356 * targhooks.c (default_function_value): New function.
11357 * targhooks.h (default_function_value): Declare.
11359 2005-07-13 Ian Lance Taylor <ian@airs.com>
11361 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11363 2005-07-14 Jan Hubicka <jh@suse.cz>
11365 * tree-dfa.c (dump_variable): Use default_def function.
11366 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11367 * tree-ssa.c (verify_use): Likewise.
11368 * tree-ssanames.c (release_ssa_name): Likewise.
11369 * tree-tailcall.c (eliminate_tail_call): Likewise.
11370 (tree_optimize_tail_calls_1): Likewise.
11371 * tree-vrp.c (get_value_range): Likewise.
11373 2005-07-14 Ben Elliston <bje@au.ibm.com>
11375 * gcc.c (main): Compare language[0] with '*' when iterating over
11378 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11380 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11381 "s390_emit_compare". Add handling of CCZ1mode.
11382 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11383 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11385 (s390_branch_condition_mask): Add CCZ1mode handling.
11386 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11387 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11388 Use CCZ1mode instead of CCZmode.
11389 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11391 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11393 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11395 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11397 2005-07-13 Eric Christopher <echristo@redhat.com>
11399 * config/mips/mips.c (mips_canonicalize_comparison): New.
11400 (mips_emit_int_relational): Use.
11402 2005-07-13 Eric Christopher <echristo@redhat.com>
11404 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11405 static extra parts.
11406 * config/s390/s390.md: Include tpf.md. Move tpf specific
11408 * config/s390/tpf.md: To here.
11409 * config/s390/s390.opt: Move tpf specific options...
11410 * config/s390/tpf.opt: to here. Add mmain option.
11411 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11412 * config/s390/tpf.h: Rewrite.
11414 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11416 * doc/tm.texi: Remove @xref{Cross-profiling}.
11418 2005-07-13 Jeff Law <law@redhat.com>
11420 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11421 expressions, test their _DECL operands for pointer equality rather
11422 than using operand_equal_p.
11424 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11426 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11427 (TARGET_POSIX_IO): This.
11428 * config/darwin.h: Likewise.
11429 * config/freebsd.h: Likewise.
11430 * config/linux.h: Likewise.
11431 * config/lynx.h: Likewise.
11432 * config/netbsd.h: Likewise.
11433 * config/rs6000/linux64.h: Likewise.
11434 * config/rs6000/linux.h: Likewise.
11435 * config/s390/tpf.h: Likewise.
11436 * config/sh/embed-elf.h: Likewise.
11437 * config/sparc/linux64.h: Likewise.
11438 * config/sparc/linux.h: Likewise.
11439 * config/svr4.h: Likewise.
11440 * gcov-io.h: Likewise.
11442 * doc/tm.texi: Updated.
11444 * libgcov.c (create_file_directory): Defined only if
11445 TARGET_POSIX_IO is defined.
11446 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11449 2005-07-13 Jan Hubicka <jh@suse.cz>
11451 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11453 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11455 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11456 structure as argument.
11458 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11460 PR tree-optimization/21921
11461 * tree-iterator.c (tsi_link_before): Support the case when
11462 tsi_end_p (tsi) == true.
11464 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11466 PR tree-optimization/22442
11467 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11470 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11472 PR rtl-optimization/20376
11473 * toplev.c (process_options): Enable -fweb and -frename-registers when
11475 * doc/invoke.texi: Update the information about when -fweb and
11476 -frename-registers are enabled.
11478 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11481 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11482 if *rhs_p is not a SSA_NAME.
11484 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11486 Fix PR tree-optimization/22422
11487 * tree-ssa-structalias.c (struct variable_info): Add flag for
11489 (get_varinfo): Now a static function.
11490 (new_varinfo): init has_union and is_special_var to false.
11491 (solution_set_add): Check has_union.
11492 (do_da_constraint): Move temporary variable so it gets reset
11494 Also check for special variable.
11495 (do_ds_constraint): Ditto.
11496 (do_sd_constraint): Ditto.
11497 (do_structure_copy): Check for special variable.
11498 (find_func_aliases): Ditto.
11499 (init_base_vars): Set special vars properly.
11501 2005-07-13 Jan Hubicka <jh@suse.cz>
11503 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11506 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11507 (get_expr_operands): Fix thinko wrt flags and subvars.
11509 PR tree-optimize/22379
11510 * tree-inline.c (expand_call_inline): Do not output sorry in early
11513 2005-07-12 Dale Johannesen <dalej@apple.com>
11515 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11517 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11520 * host-linux.h: Include limits.h.
11522 2005-07-12 Dale Johannesen <dalej@apple.com>
11524 * expr.c (compress_float_constant): Add cost check.
11525 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11527 2005-07-12 Dale Johannesen <dalej@apple.com>
11529 * gcc.target/i386/compress-float-sse.c: New.
11530 * gcc.target/i386/compress-float-sse-pic.c: New.
11531 * gcc.target/i386/compress-float-387.c: New.
11532 * gcc.target/i386/compress-float-387-pic.c: New.
11533 * gcc.dg/compress-float-ppc.c: New.
11534 * gcc.dg/compress-float-ppc-pic.c: New.
11536 2005-07-12 Eric Christopher <echristo@redhat.com>
11538 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11539 static extra parts.
11540 * config/s390/s390.md: Include tpf.md. Move tpf specific
11542 * config/s390/tpf.md: To here.
11543 * config/s390/s390.opt: Move tpf specific options...
11544 * config/s390/tpf.opt: to here. Add mmain option.
11545 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11546 * config/s390/tpf.h: Rewrite.
11548 2005-07-12 Eric Christopher <echristo@redhat.com>
11550 * gcc.c (struct infile): Update comment for language.
11551 (main): Rewrite input file resetting code.
11553 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11556 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11557 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11558 (lookup_avail_expr): Use constant_boolean_node instead
11559 of boolean_false_node/boolean_true_node.
11561 2005-07-12 Ben Elliston <bje@au.ibm.com>
11563 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11564 and use it when printing num_edges.
11566 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11568 * doc/extend.texi (Blackfin Built-in Functions): New section.
11569 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11572 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11574 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11575 s/cmpstrsi/cmpstrnsi
11576 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11578 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11579 (init_optabs): Initialize cmpstrn_optab.
11580 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11581 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11582 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11583 * config/i386/i386.md: s/cmpstr/cmpstrn
11584 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11585 * doc/md.texi: Update documentation.
11587 2005-07-11 Richard Henderson <rth@redhat.com>
11589 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11590 build_va_arg_indirect_ref.
11591 (alpha_gimplify_va_arg): Likewise.
11592 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11593 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11594 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11595 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11596 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11597 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11599 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11601 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11603 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11604 * passes.c (init_optimization_passes): Add pass_empty_loop.
11605 * tree-pass.h (pass_empty_loop): Declare.
11606 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11607 try_remove_empty_loop, remove_empty_loops): New functions.
11608 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11609 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11611 2005-07-12 Peter Barada <peter@the-baradas.com>
11613 PR middle-end/16719
11614 PR middle-end/18421
11615 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11616 in address registers.
11617 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11618 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11619 alternative of addsi3_5200.
11621 2005-07-11 Ian Lance Taylor <ian@airs.com>
11623 * config/mips/mips.md (ffs<mode>2): Remove.
11625 2005-07-11 Ian Lance Taylor <ian@airs.com>
11627 * doc/tree-ssa.texi (Cleanups): Improve description of
11629 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11631 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11633 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11634 * tree.h (DECL_ARGUMENT_FLD): New macro.
11636 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11638 Fix PR tree-optimization/22404
11640 * tree-ssa-structalias.c (create_variable_info_for): Use
11643 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11645 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11646 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11647 for second comparison operand.
11648 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11650 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11651 (define_insn_reservation "alu"): Likewise.
11652 (csync, ssync): Now of type sync.
11653 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11654 -mcsync-anomaly -mspecld-anomaly.
11655 * config/bfin/bfin.opt (mcsync): Remove.
11656 (mcsync-anomaly, mspecld-anomaly): Add.
11657 * config/bfin/bfin.c: Include "insn-codes.h".
11658 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11659 (TARGET_DEFAULT_TARGET_FLAGS): New.
11660 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11662 2005-07-11 Steven Bosscher <stevenb@suse.de>
11664 * basic-block.h: Give the BB flags enum a name, bb_flags.
11665 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11666 * cfgcleanup.c (enum bb_flags): Remove here.
11667 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11668 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11669 (update_forwarder_flag): Likewise.
11670 (thread_jump): Likewise.
11671 (try_forward_edges): Likewise.
11672 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11673 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11674 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11676 2005-07-11 Richard Guenther <rguenther@suse.de>
11678 * config/i386/i386.opt: New target option -msseregparm.
11679 * config/i386/i386.c (override_options): Error out for
11680 -msseregparm but no SSE support.
11681 (ix86_function_sseregparm): Check for global sseregparm.
11682 * doc/invoke.texi: Document -msseregparm.
11684 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11686 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11687 (m32rle-*-linux*): Ditto.
11689 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11691 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11692 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11695 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11697 PR middle-end/22239
11699 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11700 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11702 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11704 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11705 (varmap): Heapify varmap.
11706 (constraints): Heapify constraints.
11707 (struct constraint_graph): Heapify succs and preds.
11708 (constraint_vec_find): Update for heapification.
11709 (constraint_set_union): Ditto.
11710 (insert_into_complex): Ditto.
11711 (constraint_edge_vec_find): Ditto.
11712 (erase_graph_self_edge): Ditto.
11713 (add_graph_edge): Ditto.
11714 (get_graph_weights): Ditto.
11715 (merge_graph_nodes): Ditto.
11716 (build_constraint_graph): Ditto.
11717 (topo_visit): Ditto.
11718 (solve_graph): Ditto.
11719 (create_variable_info_for): Ditto.
11720 (init_base_vars): Ditto.
11721 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11722 (condese_varmap_nodes): Free complex vector.
11723 (clear_edges_for_node): Clear succs and preds vector.
11725 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11727 * tree-ssa-structalias.c (update_alias_info): Change counting of
11728 references to not include vdefs.
11730 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11732 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11733 (up_insert): Ditto.
11735 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11737 * pa.c (pa_commutative_p): Make PLUS commutative when
11738 TARGET_NO_SPACE_REGS is true.
11740 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11742 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11743 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11744 * tree-dfa.c (dump_subvars_for): New.
11745 (debug_subvars_for): New.
11746 (dump_variable): Show subvariables if VAR has them.
11747 * tree-flow-inline.h (get_subvar_at): New.
11748 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11749 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11751 (struct subvar): Change fields offset and size to unsigned
11753 (dump_subvars_for): Declare.
11754 (debug_subvars_for): Declare.
11755 (get_subvar_at): Declare.
11756 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11757 to unsigned HOST_WIDE_INT *.
11758 (overlap_subvar): Likewise.
11759 * tree-gimple.c (is_gimple_reg): Always return false for
11760 SFTs and memory tags.
11761 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11762 Update all callers.
11763 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11764 (compute_may_aliases): Call compute_points_to_sets.
11765 (collect_points_to_info_for): Remove.
11766 (compute_points_to_and_addr_escape): Remove.
11767 (delete_alias_info): Call delete_points_to_sets.
11768 (compute_flow_sensitive_aliasing): If the call to
11769 find_what_p_points_to returns false, call set_pt_anything.
11770 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11771 (set_pt_anything): Clear pi->pt_vars.
11772 (set_pt_malloc): Remove.
11773 (merge_pointed_to_info): Remove.
11774 (add_pointed_to_expr): Remove.
11775 (add_pointed_to_var): Remove.
11776 (collect_points_to_info_r): Remove.
11777 (is_escape_site): Make extern.
11779 (create_overlap_variables_for): Call it.
11780 * tree-ssa-copy.c (merge_alias_info): Never merge
11781 flow-sensitive alias information.
11782 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11783 offset and size to be unsigned HOST_WIDE_INT.
11784 (add_to_addressable_set): Rename from note_addressable.
11785 Set TREE_ADDRESSABLE as the variables are added to the set.
11787 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11788 operands into VUSEs when adding V_MAY_DEFs for members in an
11790 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11791 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11792 (struct variable_info): Add bitfield is_heap_var.
11793 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11794 (new_var_info): Initialize is_heap_var.
11795 (get_constraint_for): Add HEAP variables to the symbol table.
11796 Mark them with is_heap_var.
11797 (update_alias_info): New. Taken mostly from the old
11798 compute_points_to_and_addr_escape.
11799 (handle_ptr_arith): New.
11800 (find_func_aliases): Call update_alias_info.
11801 Call handle_ptr_info for tcc_binary expressions.
11802 Call mark_stmt_modified.
11803 (create_variable_info_for): If DECL has subvars, do not create
11804 variables for its subvars. Always add all the fields.
11805 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11806 SFTs, then add all the SFTs of the structure.
11807 If VI->DECL is an aggregate with subvariables, add the SFT at
11809 (find_what_p_points_to): If VI is an artificial variable,
11810 translate to bitfields in SSA_NAME_PTR_INFO.
11811 If the solution is empty, set pi->pt_vars to NULL
11812 (init_base_vars): Create ANYOFFSET.
11813 (compute_points_to_sets): Rename from create_alias_vars.
11815 (pass_build_pta): Remove.
11816 (delete_points_to_sets): Rename from delete_alias_vars.
11817 (pass_del_pta): Remove.
11818 * tree-ssa-structalias.h (struct alias_info): Move from
11820 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11821 NUM_REFERENCES_SET): Likewise.
11822 (compute_points_to_sets, delete_points_to_sets): Declare.
11824 2005-07-09 Richard Henderson <rth@redhat.com>
11826 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11827 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11828 alpha_split_lock_test_and_set_12): New functions.
11829 * config/alpha/alpha-protos.h: Update.
11830 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11831 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11832 * config/alpha/sync.md (I12MODE): New.
11833 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11834 (sync_<fetchop_name><I48MODE>): Likewise.
11835 (sync_nand<I48MODE>): Likewise.
11836 (sync_old_<fetchop_name><I48MODE>): Likewise.
11837 (sync_new_<fetchop_name><I48MODE>): Likewise.
11838 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11839 (sync_compare_and_swap<I48MODE>): Likewise.
11840 (sync_lock_test_and_set<I48MODE>): Likewise.
11841 (sync_compare_and_swap<I12MODE>): New.
11842 (sync_compare_and_swap<I12MODE>_1): New.
11843 (sync_lock_test_and_set<I12MODE>): New.
11844 (sync_lock_test_and_set<I12MODE>_1): New.
11846 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11850 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11852 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11854 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11855 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11857 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11860 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11862 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11864 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11865 memory_operand constraint.
11866 (store_conditional_<mode>): Same.
11867 (sync_compare_and_swap<mode>): Same.
11868 (sync_lock_test_and_set<mode>): Same.
11870 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11872 Rewrite PIC support to more closely model actual instructions.
11873 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11874 (cris_symbol): Remove prototypes for removed functions.
11875 (cris_pic_symbol_type_of, cris_valid_pic_const)
11876 (cris_expand_pic_call_address): Prototypes for new functions.
11877 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11879 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11881 <case ':'>: Add case for new punctuation character.
11882 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11883 emitting (extra) PIC modifier.
11884 <case UNSPEC>: Do not assert for PLT.
11885 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11886 (cris_expand_prologue, cris_expand_epilogue): Check
11887 for pic_offset_table_rtx usage instead of taking
11888 current_function_uses_pic_offset_table as the final word.
11889 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11890 Remove flag_pic difference.
11891 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11892 the moral equivalents of...
11893 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11895 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11896 (cris_handle_option): Mark ARG as unused.
11897 (cris_expand_pic_call_address): New worker function for "call",
11899 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11900 output PIC constructs here.
11901 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11902 as symbol-specific modifers, not whole or part of operands.
11903 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11904 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11905 constants and flag_pic.
11906 (CONSTANT_INDEX_P): Adjust for new functions.
11907 (enum cris_pic_symbol_type): New helper type.
11908 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11909 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11910 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11912 ("movsi"): Emit actual instructions for GOT and relative access.
11913 ("*movsi_got_load"): New pattern to set up the register holding
11915 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11916 Adjust FIXME for 'S'.
11917 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11918 Use "movs" for -fpic cases.
11919 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11920 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11921 ("call", "call_value"): Just call cris_expand_pic_call_address for
11923 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11924 Remove special pattern.
11925 ("*expanded_call_side", "*expanded_call_value_side"): New
11927 (gotplt-to-plt, gotplt-to-plt-side-call)
11928 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11930 * config/cris/cris/predicates.md
11931 ("cris_general_operand_or_gotless_symbol"): Remove unused
11933 ("cris_general_operand_or_symbol"): Adjust for new functions.
11935 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11937 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11939 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11941 * Makefile.in (TREE_H): Add treestruct.def.
11942 (c-decl.o): Add pointer-set.h
11943 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11944 visibility on regular DECL's.
11945 (merge_decls): Fix the copying of decl nodes of various types for
11946 the new structures. Don't update RTL, section name, weak status,
11947 etc, on DECL's without RTL.
11948 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11949 Don't check volatile on non-variable types.
11950 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11951 to check whether we have seen arguments.
11952 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11953 flag is checked before field (flag is common, field is not).
11954 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11955 TS_DECL_COMMON could have an origin.
11956 (add_location_or_const_value_attribute): Don't check section name
11957 on non-var/function decls.
11958 (dwarf2out_var_location): Reverse order of tests.
11959 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11960 with DECL_WRTL_CHECK.
11961 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11962 * fold-const.c (fold_binary): Don't check weakness on
11963 non-var/function decls.
11964 (tree_expr_nonzero_p): Ditto.
11965 (fold_checksum_tree): Use tree_decl_extra as sizeof
11967 * ggc-page.c (extra_order_size_table): Add sizes for
11968 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11970 * gimplify.c (gimplify_bind_expr): Only set
11971 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11972 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11974 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11975 * langhooks.h (init_ts). New langhook.
11976 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11977 * print-tree.c (print_node): Update to only print fields that
11978 exist in the structures the passed decl has.
11979 * toplev.c (wrapup_global_declarations): Don't reset
11980 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11981 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11982 * tree-inline.c (remap_decl): Ditto.
11983 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11984 * tree-pretty-print.c (print_declaration): Don't print
11985 DECL_REGISTER on things that don't contain it.
11986 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11987 non-var/function decls.
11988 * tree.c (tree_contains_struct): New structure.
11989 (init_priority_for_decl): New hashtable.
11990 (tree_int_map): New structure.
11991 (tree_int_map_eq): New function.
11992 (tree_int_map_marked_p): Ditto.
11993 (tree_int_map_hash): Ditto.
11994 (tree_map): Move to tree.h.
11995 (tree_map_eq): Externalize.
11996 (tree_map_hash): Ditto.
11997 (tree_map_marked_p): Ditto.
11998 (init_ttree): Set up tree_contains_struct and call langhook.
11999 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12000 (tree_code_size): Update for new structures.
12001 (tree_node_structure): Update for new structures.
12002 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12004 (copy_node_stat): Copy init priority.
12005 (build_decl_stat): Ditto for visibility.
12006 (ts_enum_names): New.
12007 (tree_contains_struct_check_failed): New function.
12008 (decl_init_priority_lookup): Ditto.
12009 (decl_init_priority_insert): Ditto.
12010 * treestruct.def: New file.
12011 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12012 (CONTAINS_STRUCT_CHECK): Ditto.
12013 (tree_contains_struct_check_failed): New prototype.
12014 (DECL_CHECK): Removed.
12015 (DECL_MINIMAL_CHECK): New.
12016 (DECL_COMMON_CHECK): Ditto.
12017 (DECL_WRTL_CHECK): Ditto.
12018 (DECL_NON_COMMON_CHECK): Ditto.
12019 (DECL_WITH_VIS_CHECK): Ditto.
12020 (VAR_OR_FUNCTION_DECL_P): Ditto
12021 (struct tree_decl_minimal): New structure.
12022 (struct tree_decl_common): Ditto.
12023 (struct tree_decl_with_rtl): Ditto.
12024 (struct tree_decl_with_vis): Ditto.
12025 (struct tree_decl_non_common): Ditto.
12026 (struct tree_field_decl): Ditto.
12027 (struct tree_parm_decl): Ditto.
12028 (struct tree_var_decl): Ditto.
12029 (struct tree_function_decl): Ditto.
12030 (struct tree_const_decl): Ditto.
12031 (struct tree_result_decl): Ditto.
12032 (union tree_node): Add new structures.
12033 * var-tracking.c (track_expr_p): Reverse order of tests.
12035 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12037 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12039 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12040 * system.h: Poison FINALIZE_PIC.
12041 * doc/tm.texi (FINALIZE_PIC): Remove.
12043 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12046 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12047 to the correct type if we have a MODIFY_EXPR.
12049 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12051 PR tree-optimization/22360
12052 * tree.c (upper_bound_in_type): Fix calculations for casting
12053 to a non-wider signed type and casting a signed value to a
12054 wider unsigned type.
12055 (lower_bound_in_type): Fix calculations for casting to a
12056 non-wider signed type.
12058 PR tree-optimization/20139
12059 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12061 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12062 fold_cond_expr_cond.
12063 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12064 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12066 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12069 * tree-complex.c (expand_complex_libcall): Produce
12070 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12072 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12074 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12075 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12076 b" assert and inserted fastpath code for this case.
12077 (bitmap_ior): Removed "a != b" assert.
12079 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12081 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12082 (ENDFILE_SPEC): Likewise.
12083 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12085 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12086 a large stack frame at epilogue.
12088 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12090 * final.c: Include sdbout.h when required.
12092 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12094 * config.gcc (*-*-darwin*): Only one target-specific header file
12095 for generic darwin.
12096 (powerpc-*-darwin*): Add version-specific header files.
12097 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12098 * config.in: Regenerate.
12099 * configure: Regenerate.
12100 * gcc.c: Include xregex.h.
12101 (version_compare_spec_function): New.
12102 (spec_function): Add version-compare.
12103 (replace_outfile_spec_function): Reformat comment.
12104 (compare_version_strings): New.
12105 * config/darwin-c.c (version_as_macro): New.
12106 (builtin_define): New.
12107 (darwin_cpp_builtins): New.
12108 * config/darwin-protos.h (darwin_cpp_builtins): New.
12109 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12110 (LIB_SPEC): Make unconditional, update comment.
12111 (TARGET_C99_FUNCTIONS): Define.
12112 * config/darwin.opt: Sort.
12113 (mmacosx-version-min=): New.
12114 * config/darwin7.h: Delete.
12115 * config/darwin8.h: Delete.
12116 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12117 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12118 (TARGET_C99_FUNCTIONS): Define.
12119 * config/rs6000/darwin7.h: New.
12120 * config/rs6000/darwin8.h: New.
12121 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12122 (-mmacosx-version-min): Document.
12124 2005-07-07 Ian Lance Taylor <ian@airs.com>
12126 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12128 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12130 PR middle-end/22239
12131 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12133 2005-07-07 Khem Raj <kraj@mvista.com>
12135 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12136 in bytes, not words.
12138 2005-07-07 Paul Brook <paul@codesourcery.com>
12140 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12141 DEFAULT_FUNCTION_ARG_PADDING to upward.
12143 2005-07-07 Richard Henderson <rth@redhat.com>
12145 * function.c (locate_and_pad_parm): Record parameter alignment in
12146 stack_alignment_needed.
12148 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12150 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12151 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12152 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12153 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12154 (define_attr "type"): Add isync, sync, load_l, store_c.
12155 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12156 Create scratch volatile MEM.
12157 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12159 (load_locked_<mode>): New.
12160 (store_conditional_<mode>): New.
12161 (sync_compare_and_swap<mode>): Replace with splitter.
12162 (sync_lock_test_and_set<mode>): Replace with splitter.
12163 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12165 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12166 is ics. Attribute isync.
12167 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12169 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12170 and UNSPECV_SYNC_OP.
12171 (emit_unlikely_jump): New.
12172 (emit_load_locked): New.
12173 (emit_store_conditional): New.
12174 (rs6000_split_compare_and_swap): New.
12175 (rs6000_split_lock_test_and_set): New.
12176 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12177 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12178 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12179 rs6000_split_lock_test_and_set): Declare.
12180 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12181 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12182 store_c, isync, sync.
12184 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12186 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12187 filenames to gtyp-gen.h.
12188 (s-typ-gen): Use it in place of for loops.
12190 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12192 * hooks.c (hook_bool_rtx_int_false): New function.
12193 * hooks.h (hook_bool_rtx_int_false): Declare.
12194 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12195 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12196 * target.h (struct gcc_target): Add commutative_p member.
12197 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12198 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12199 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12200 (pa_commutative_p): New function.
12201 * jump.c (target.h): Include.
12202 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12203 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12205 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12207 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12208 (s390_expand_setmem): New.
12209 * config/s390/s390.c: Likewise.
12210 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12212 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12213 general_operand. Call new function "s390_expand_setmem".
12214 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12215 ("setmem_long", "*setmem_long"): ... this.
12217 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12219 * config/s390/s390.c: (optimization_options): Enable
12220 TARGET_MVCLE at -Os.
12221 * doc/invoke.texi: Document changes in default behaviour.
12222 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12224 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12226 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12227 defined by back-end.
12229 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12231 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12232 all sets in the pattern.
12233 * config/rs6000/rs6000.md (stack_protect_testsi,
12234 stack_protect_testdi): Likewise.
12236 2005-07-06 Jeff Law <law@redhat.com>
12238 * tree-vrp.c (simplify_using_ranges): Kill.
12239 (vrp_finalize): Remove call to simplify_using_ranges.
12240 (simplify_stmt_using_ranges): New function extracted from
12241 simplify_using_ranges.
12242 (simplify_div_or_mod_using_ranges): Likewise.
12243 (simplify_abs_using_ranges): Likewise.
12244 (simplify_cond_using_ranges): New function.
12245 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12246 * tree-ssa-propagate.c (substitute_and_fold): Call
12247 simplify_stmt_using_ranges if we have range information.
12249 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12251 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12252 ia64_flag_schedule_isns2.
12254 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12255 reading/writing general registers.
12256 (ia64_function_arg): Revert 2005-06-18 change.
12258 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12260 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12261 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12263 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12265 * function.c (expand_function_end): Revert part of 2005-06-27
12266 patch. Do sjlj_emit_function_exit_after after return_label.
12268 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12270 * doc/install.texi (--disable-libssp): New.
12272 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12274 * doc/invoke.texi: Update -fforce-mem documentation.
12275 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12276 code for -fforce-mem.
12277 * expmed.c: (store_bit_field,store_fixed_bit_field,
12278 extract_bit_field): Ditto.
12279 * expr.c: (convert_move): Ditto.
12280 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12281 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12282 emit_conditional_add,expand_float,expand_fix): Ditto.
12283 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12284 (common_handle_option): Issue warning when -fforce-mem specified.
12286 2005-07-06 Paul Brook <paul@codesourcery.com>
12288 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12290 * configure: Regenerate.
12292 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12294 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12296 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12298 Fix PR tree-optimization/22319
12299 Fix PR tree-optimization/22140
12300 Fix PR tree-optimization/22310
12302 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12303 variable sized types.
12304 Use correct type for intermediate structure on *a = *b structure
12307 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12309 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12311 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12312 (machine_function): Move typedef to...
12313 * config/rs6000/rs6000.c (machine_function): ... here. Add
12314 varargs_save_offset field.
12315 (rs6000_stack_t): Remove varargs_size field.
12316 (setup_incoming_varargs): Allocate varargs save area using
12317 assign_stack_local, try to make it as small as possible.
12318 Save offset from virtual_stack_vars_rtx to the save area
12319 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12320 instead of magic 8 when fp word byte size is used.
12321 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12322 instead of -RS6000_VARARGS_SIZE.
12323 (rs6000_stack_info, debug_stack_info,
12324 rs6000_initial_elimination_offset): Remove all traces of
12326 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12327 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12328 RS6000_VARARGS_AREA.
12330 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12332 PR tree-optimization/21963
12333 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12334 constant_multiple_of in the same way get_computation_cost_at does.
12336 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12338 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12339 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12340 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12341 and return its previous value.
12342 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12343 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12345 (stack_protect_set, stack_protect_test): New expanders.
12346 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12347 stack_protect_testdi): New insns.
12348 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12349 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12351 2005-07-06 Jeff Law <law@redhat.com>
12353 * tree-ssa-dce.c (cfg_altered): New global.
12354 (tree_dce_init): Initialize cfg_altered.
12355 (remove_dead_stmt): If we remove an edge in the CFG, then set
12357 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12360 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12362 * Makefile.in (stamp-collect-ld): Use
12363 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12364 ./collect-ld if it already exists.
12365 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12366 Don't remove ./nm if it already exists.
12368 2005-07-05 Devang Patel <dpatel@apple.com>
12370 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12371 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12372 * tree-vectorizer.c (vect_loop_location): New.
12373 (vect_print_dump_info): Use vect_loop_location.
12374 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12375 (vectorize_loops): Set vect_loop_location.
12376 * tree-vect-analyze.c (vect_analyze_offset_expr,
12377 vect_determin_vectorization_factor, vect_analyze_operations,
12378 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12379 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12380 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12381 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12382 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12383 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12384 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12385 vect_analyze_loop): Adjust vect_print_dump_info API.
12386 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12387 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12388 vect_finish_stmt_generation, vectorizable_assignment,
12389 vectorizable_operation, vectorizable_store, vectorizable_load,
12390 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12391 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12392 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12393 vect_transform_loop): Same.
12394 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12395 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12398 2005-07-05 Randolph Chung <tausq@debian.org>
12400 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12401 * configure: Regenerate.
12402 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12403 (pa_tls_referenced_p): Declare.
12404 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12405 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12406 (legitimize_tls_address): New.
12407 (hppa_legitimize_address): Handle TLS addresses.
12408 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12409 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12410 (emit_move_sequence): Handle TLS addresses.
12411 (pa_encode_section_info): Call default handler to handle common
12413 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12414 (CONSTANT_ADDRESS_P): Reject TLS operands.
12415 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12416 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12417 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12418 (UNSPEC_TLSLE): Define new constants.
12419 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12420 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12421 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12422 (tie_symbolic_operand, tle_symbolic_operand): New
12424 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12426 * aclocal.m4: Update macros for autoconf 2.59 style.
12427 * configure.ac: Likewise.
12429 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12431 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12432 (function_arg): Pass small aggregates in general registers on 32-bit
12434 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12436 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12438 * Makefile.in (final.o): Fix dependencies.
12440 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12444 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12445 * langhooks.c (lhd_expr_to_decl): New.
12446 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12448 (LANG_HOOKS_INITIALIZER): Update.
12449 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12450 expr_to_decl langhook.
12451 * c-tree.h (c_expr_to_decl): Declare.
12452 * c-typeck.c (c_expr_to_decl): New.
12453 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12455 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12457 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12460 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12461 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12463 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12465 * Makefile.in: Adjust dependencies.
12466 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12467 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12468 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12469 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12470 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12471 rest_of_compilation.
12473 * bb-reorder.c (gate_duplicate_computed_gotos,
12474 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12475 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12476 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12477 pass_partition_blocks): New.
12478 * bt-load.c (gate_handle_branch_target_load_optimize,
12479 rest_of_handle_branch_target_load_optimize,
12480 pass_branch_target_load_optimize): New.
12481 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12483 * cfglayout.c (pass_insn_locators_initialize): New.
12484 * cfgrtl.c (pass_free_cfg): New.
12485 * combine.c (gate_handle_combine, rest_of_handle_combine,
12486 pass_combine): New.
12487 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12488 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12489 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12490 * except.c (pass_set_nothrow_function_flags,
12491 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12493 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12494 rest_of_handle_shorten_branches, pass_shorten_branches,
12495 rest_of_clean_state, pass_clean_state): New.
12496 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12497 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12498 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12500 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12501 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12502 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12503 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12505 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12506 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12507 pass_rtl_ifcvt, gate_handle_if_after_combine,
12508 rest_of_handle_if_after_combine, pass_if_after_combine,
12509 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12510 pass_if_after_reload): New.
12511 * integrate.c (pass_initial_value_sets): New.
12512 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12513 pass_purge_lineno_notes): New.
12514 * mode-switching.c (rest_of_handle_mode_switching,
12515 pass_mode_switching): New.
12516 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12517 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12519 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12520 pass_loop_optimize): New.
12521 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12523 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12525 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12526 pass_postreload_cse): New.
12527 * profile.c (gate_handle_profiling, pass_profiling,
12528 rest_of_handle_branch_prob, pass_branch_prob): New.
12529 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12530 pass_split_before_regstack, gate_handle_split_before_regstack,
12531 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12532 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12533 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12534 pass_stack_regs): New.
12535 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12536 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12537 pass_stack_adjustments): New.
12538 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12539 pass_regrename): New.
12540 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12541 pass_delay_slots, gate_handle_machine_reorg,
12542 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12543 * rtl.h (extern void purge_line_number_notes): New.
12544 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12545 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12547 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12549 * value-prof.c (gate_handle_value_profile_transformations,
12550 rest_of_handle_value_profile_transformations,
12551 pass_value_profile_transformations): New.
12552 * var-tracking.c (gate_handle_var_tracking,
12553 pass_variable_tracking): New.
12554 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12556 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12557 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12558 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12559 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12560 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12561 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12562 rest_of_handle_gcse2, rest_of_handle_regmove,
12563 rest_of_handle_tracer, rest_of_handle_if_conversion,
12564 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12565 rest_of_handle_web, rest_of_handle_branch_prob,
12566 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12567 rest_of_handle_jump_bypass, rest_of_handle_combine,
12568 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12569 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12570 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12571 rest_of_handle_mode_switching, rest_of_handle_jump,
12572 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12573 rest_of_handle_flow2, rest_of_handle_jump2,
12574 rest_of_handle_peephole2, rest_of_handle_postreload,
12575 rest_of_handle_shorten_branches, rest_of_clean_state,
12576 rest_of_compilation): Remove.
12578 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12579 * passes.c (dump_flags, in_gimple_form, all_passes,
12580 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12581 register_dump_files, next_pass_1, last_verified, execute_todo,
12582 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12583 from tree-optimize.c.
12584 (init_optimization_passes): Moved from tree-optimize.c,
12585 adding the RTL optimizations.
12586 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12587 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12588 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12589 register_dump_files, next_pass_1, last_verified, execute_todo,
12590 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12591 init_tree_optimization_passes, ipa_passes): Delete.
12592 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12594 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12595 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12597 (ipa_passes): Remove.
12598 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12599 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12600 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12601 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12602 (dump_info_p, dump_flag): Moved to tree-dump.h.
12604 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12606 * passes.c (finish_optimization_passes): Use dump_begin
12607 and dump_end, TDI_end.
12608 (gate_rest_of_compilation): New.
12609 (pass_rest_of_compilation): Use it.
12610 (gate_postreload, pass_postreload): New.
12611 * toplev.c (general_init): Rename init_tree_optimization_passes.
12612 * toplev.h (init_tree_optimization_passes): Rename to
12613 init_optimizations_passes.
12614 * tree-dump.c (dump_flag): Make static.
12615 (dump_files): Remove RTL dumps.
12616 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12617 pass_cleanup_cfg, pass_free_cfg_annotations,
12618 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12619 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12620 * tree-pretty-print.c: Include tree-pass.h.
12621 * cgraph.c: Include tree-dump.h.
12623 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12625 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12626 Only fall back to saying it points to readonly memory if
12627 we can't do better.
12629 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12631 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12632 * config/m32r/m32r.c (m32r_compute_frame_size,
12633 m32r_expand_prologue): Take current_function_profile into
12634 account whenever we reference
12635 current_function_uses_pic_offset_table.
12636 (m32r_finalize_pic): Remove.
12637 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12639 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12641 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12642 instead of $<. Don't remove ./as if it already exists.
12644 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12647 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12648 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12649 for complex modes when generating code for PA 1.0.
12650 (VALID_FP_MODE_P): New macro.
12651 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12652 sets for all general and floating point modes. Align wide floating
12653 point modes to even register boundaries to comply with architectural
12655 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12656 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12657 (VALID_FP_MODE_P): New macro.
12658 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12659 sets for all general and floating point modes. Align wide floating
12660 point modes to even register boundaries to comply with architectural
12663 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12665 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12668 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12670 * tree-ssa-structalias.c: Don't include expr.h.
12672 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12674 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12677 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12679 Fix PR tree-optimization/22279
12681 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12684 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12686 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12688 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12690 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12691 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12692 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12693 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12694 config/stormy16/stormy16.c, config/v850/v850.c,
12695 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12696 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12697 Avoid "." or "\n" at end of diagnostics and capital letters at
12698 start of diagnostics.
12699 * combine.c, cse.c: Don't translate dump file output.
12700 * toplev.c (print_version): Only translate output if going to
12703 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12705 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12706 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12709 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12711 * pa.c (fix_range): Fix typo in comment.
12713 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12715 * tree-vrp.c (extract_range_from_assert): Replace
12716 fold (build (...)) with fold_build2.
12718 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12720 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12721 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12722 (format_types_orig, handle_format_attribute): Add support for
12725 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12727 * varasm.c (assemble_variable): Fix format specifier thinko.
12729 2005-07-03 Ira Rosen <irar@il.ibm.com>
12731 PR tree-optimization/22029 (and 22135)
12732 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12733 a phi node before calling dump_vops.
12735 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12737 * tree-dump.h (dump_string_field): Declare.
12738 * tree-dump.c: Use it instead of dump_string.
12739 (dump_string_field): Make non-static.
12741 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12743 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12744 up the minimal CFG stuff always when optimize > 0. Call
12745 split_all_insns_noflow in PIC case if needed.
12747 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12748 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12751 * c-decl.c (c_write_global_declarations): Dump contents of
12753 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12754 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12755 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12756 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12759 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12761 * c-common.h (GCC_DIAG_STYLE): Define.
12762 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12763 version for format checking to 4.1.
12764 * c-format.c: Include toplev.h after c-common.h.
12765 (enum format_type): Add gcc_tdiag_format_type.
12766 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12767 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12768 (format_types_orig): Add gcc_tdiag.
12769 (init_dynamic_diag_info): Support gcc_tdiag formats.
12770 (handle_format_attribute): Likewise.
12771 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12772 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12773 version for format checking to 4.1.
12774 (warning0, warning, error, pedwarn, sorry): Use
12775 ATTRIBUTE_GCC_DIAG.
12776 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12777 (finish_aliases_1): Do not use %qE.
12778 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12779 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12780 Correct format bugs.
12781 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12782 parameter to unsigned HOST_WIDE_INT.
12783 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12785 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12787 PR middle-end/21742
12788 * expr.c (write_complex_part): Use adjust_address for MEM.
12789 (read_complex_part): Same.
12791 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12793 Fix PR tree-optimization/22280
12795 * tree-sra.c (generate_element_init): Remove useless loop.
12797 2005-07-02 Richard Henderson <rth@redhat.com>
12799 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12801 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12803 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12805 PR middle-end/14490
12806 * fold-const.c (fold_binary): Handle the return value of
12807 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12808 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12810 2005-07-02 Jeff Law <law@redhat.com>
12812 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12813 a eliminate type conversion which feeds an equality comparison
12814 if the original type or either operand in the comparison is a
12817 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12819 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12820 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12822 * config/avr/avr.c: Do not use '`' as left quote.
12823 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12824 Remove "." from end of diagnostics. Make diagnostics start with
12827 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12828 Joseph S. Myers <joseph@codesourcery.com>
12830 * toplev.c (default_tree_printer): Handle setting location with
12832 * c-objc.common.c (c_tree_printer): Likewise.
12833 * c-format.c (gcc_diag_flag_specs): Add '+'.
12834 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12835 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12837 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12838 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12839 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12840 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12841 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12842 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12843 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12844 format arguments where %J is used without %D.
12846 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12848 * gcc.c (LINK_SSP_SPEC): Define.
12849 (link_ssp_spec): New variable.
12850 (LINK_COMMAND_SPEC): Add %(link_ssp).
12851 (static_specs): Add link_ssp_spec.
12852 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12853 * configure: Rebuilt.
12854 * config.in: Rebuilt.
12856 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12857 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12858 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12859 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12860 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12861 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12862 -0x7008(2) instead of reading __stack_chk_guard variable.
12863 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12865 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12866 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12867 if TARGET_THREAD_SSP_OFFSET is defined.
12868 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12869 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12872 2005-06-27 Richard Henderson <rth@redhat.com>
12873 * libgcc-std.ver (GCC_4.1.0): New.
12874 * libgcc.h (__stack_chk_guard): Declare.
12875 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12876 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12877 * mklibgcc.in (lib2funcs): Add them.
12879 2005-07-01 Richard Henderson <rth@redhat.com>
12881 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12882 void * before struct sigcontext *.
12883 (x86_fallback_frame_state): Likewise.
12885 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12887 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12889 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12892 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12893 we check for SSA_NAME for.
12895 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12897 Fix PR tree-optimization/22071
12899 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12901 (get_constraint_for_component_ref): Use it.
12903 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12906 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12907 print out the last new line.
12909 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12911 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12912 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12913 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12914 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12915 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12916 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12917 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12918 (enum reg_class): New member CC0_REGS.
12919 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12920 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12921 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12922 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12923 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12924 Adjust for register now described.
12926 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12929 * config/i386/i386.md (stack_protect_test_si,
12930 stack_protect_test_di): Add earlyclobber for scratch 3.
12931 * config/rs6000/rs6000.md (stack_protect_testsi,
12932 stack_protect_testdi): Add earlyclobber for scratch 3,
12933 remove earlyclobber from scratch 4.
12935 Older entries for 2005 can be found in ChangeLog-2005.