1 2005-12-26 Mark Mitchell <mark@codesourcery.com>
3 PR c++/23171, c++/23172, c++/25417.
4 * c-decl.c (compound_literal_number): Remove.
5 (build_compound_literal): Use set_compound_literal_name.
6 * c-common.c (compound_literal_number): New variable.
7 (set_compound_literal_name): New function.
8 * c-common.h (set_compound_literal_name): Declare.
10 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
12 PR tree-optimization/25125
13 * convert.c (convert_to_integer): Don't narrow the type of a
14 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
17 2005-12-26 Graham Stott <graham.stott@btinternet.com>
20 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
21 rtl bootstrap failure.
23 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
25 * final.c (compute_alignments): Make it static.
26 * gcse.c (gcse_main, bypass_jumps): Likewise.
27 * web.c (web_main): Likewise.
28 * output.h: Remove the prototype for compute_alignments.
29 * rtl.h: Remove the prototypes for web_main, gcse_main, and
32 2005-12-24 Roger Sayle <roger@eyesopen.com>
34 * expr.c (force_operand): Use expand_fix and expand_float to
35 implement integer <-> FP conversions instead of convert_to_mode.
37 2005-12-24 Mark Mitchell <mark@codesourcery.com>
40 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
41 CONSTRUCTOR is invalid.
43 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
45 * tree-pass.h (pass_eliminate_useless_stores): Remove.
46 * tree-ssa-pre.c (is_copy_stmt): Ditto.
47 (follow_copies_till_vuse): Ditto.
49 (gate_eustores): Ditto.
50 (pass_eliminate_useless_stores): Ditto.
51 * passes.c (init_optimization_passes): Ditto.
53 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
55 * combine.c (simplify_shift_const): Fix typo. Use, whenever
56 applicable, simplify_const_binary_operation.
58 (simplify_shift_const): Leave only the fallback
59 case when no simplification is possible. Extract to...
60 (simplify_shift_const_1): ... here. Always create a new
61 RTX instead of substituting. Remove the signed_count variable.
62 Return NULL_RTX if no substitution is possible.
64 (simplify_and_const_int): Leave only the fallback
65 case when no simplification is possible. Extract to...
66 (simplify_and_const_int_1): ... here. Always create a new
67 RTX instead of substituting. Return NULL_RTX if no substitution
70 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
71 parameter to simplify_and_const_int and simplify_shift_const,
72 unless it is equal to the expected non-simplified result.
74 2005-12-23 Jakub Jelinek <jakub@redhat.com>
77 * regrename.c (replace_oldest_value_reg): Use validate_change with
78 IN_GROUP set to 1 instead of doing direct modifications.
79 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
80 replacements have been performed on an instruction, use
81 apply_change_group ().
83 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
85 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
86 [L_divsi3] (__Udiv): Don't use as inline function.
87 [L_modsi3] (__Umod): Ditto.
88 (__Div): Rearrange to call do_31div directly instead of __Udiv.
89 (__Mod): Similarly regarding __Umod.
92 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
93 emitted insns with post-increments.
94 (cris_expand_epilogue): Ditto.
96 2005-12-22 Jakub Jelinek <jakub@redhat.com>
97 Richard Henderson <rth@redhat.com>
99 Merge from gomp-branch.
100 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
101 * sync-builtins.def: ... new file.
102 (BUILT_IN_FETCH_AND_ADD_16,
103 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
104 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
105 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
106 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
107 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
108 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
109 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
110 BUILT_IN_LOCK_RELEASE_16): New builtins.
111 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
112 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
113 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
114 * c-common.c (enum c_builtin_type): Move to top-level from
115 c_common_nodes_and_builtins enum builtin_type.
116 (builtin_types): Move from c_common_nodes_and_builtins.
118 (c_common_nodes_and_builtins): Use it.
119 (def_builtin_1): Check for error_mark_node.
120 (sync_resolve_size): Handle also 128 bit sync builtins.
121 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
123 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
124 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
125 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
126 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
127 (doublemodesuffix, DCASHMODE): New mode attrs.
128 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
129 instead of IMODE, if mode is wider than a word, expand into
130 sync_double_compare_and_swap*.
131 (*sync_compare_and_swap<mode>): New insn.
132 (sync_double_compare_and_swap<mode>): Likewise.
133 (*sync_double_compare_and_swapdi_pic): Likewise.
134 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
135 mode is wider than a word, expand into
136 sync_double_compare_and_swap_cc*.
137 (sync_double_compare_and_swap_cc<mode>): New insn.
138 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
140 2005-12-22 Richard Henderson <rth@redhat.com>
142 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
143 (_mm_sub_si64): Likewise.
144 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
146 2005-12-23 Alan Modra <amodra@bigpond.net.au>
148 PR rtl-optimization/25432
149 * reload1.c (eliminate_regs_in_insn): Update insn code on
150 successfully re-recognizing modified insn.
152 2005-12-22 Richard Guenther <rguenther@suse.de>
154 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
155 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
156 * varasm.c (array_size_for_constructor): Likewise.
157 * fold-const.c (size_diffop, invert_truthvalue,
158 optimize_bit_field_compare, make_range, build_range_check,
159 fold_cond_expr_with_comparison, fold_truthop,
160 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
162 2005-12-22 Dale Johannesen <dalej@apple.com>
164 * config/i386/sse.md (sse_movhlps): Reverse operands for
165 2nd and 3rd alternatives.
167 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
170 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
173 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
174 Steven Bosscher <stevenb@suse.de>
176 * df.c (df_bitmaps_free): Only work for bbs for that structures are
178 (df_bb_modify): Realloc tables to the new index.
179 (df_find_use): New function.
180 (df_find_def, df_reg_used): Handle subregs.
181 * df.h (df_find_use): Declare.
183 * loop-invariant.c: Include hashtab.h.
184 (struct invariant): Remove processed field, add eqto and reg fields.
185 (struct invariant_expr_entry): New.
186 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
187 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
188 find_identical_invariants, merge_identical_invariants): New functions.
189 (create_new_invariant): Return the new invariant. Initialize new
191 (find_invariants): Call merge_identical_invariants.
192 (get_inv_cost, best_gain_for_invariant, set_move_mark,
193 move_invariant_reg): Handle equivalent invariants.
194 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
196 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
199 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
200 number is a single digit '0'.
202 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
204 PR tree-optimization/23518
205 * fold-const.c (make_range): Don't move a constant to the
206 other side of the comparison if the type is signed and -fwrapv
209 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
211 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
214 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
217 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
220 2005-12-21 Andrew Haley <aph@redhat.com>
223 * recog.c (peephole2_optimize): Don't peephole any
224 RTX_FRAME_RELATED_P insns.
226 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
228 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
229 fold_build2 with fold_binary.
230 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
231 Replace fold_build1 with fold_unary.
232 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
235 2005-12-21 Steven Bosscher <stevenb@suse.de>
237 PR rtl-optimization/25196
238 * postreload-gcse.c (record_last_set_info): Notice stack pointer
239 changes in push insns without REG_INC notes.
241 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
243 PR tree-optimization/25382.
244 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
247 2005-12-21 Janis Johnson <janis187@us.ibm.com>
248 Ben Elliston <bje@au.ibm.com>
250 * configure.ac: Enable C extension for decimal float if invoked
251 with --enable-decimal-float.
252 * doc/install.texi (Configuration): Document it.
253 * configure, config.in: Regenerate.
255 2005-12-20 Mike Stump <mrs@apple.com>
257 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
258 ambiguity between -seg_addr_table and -seg_addr_table_filename.
259 (WORD_SWITCH_TAKES_ARG): Likewise.
260 (LINK_SPEC): Likewise.
262 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
264 * cfganal.c (flow_reverse_top_sort_order_compute):
265 Renamed to post_order_compute and additional parameter added which
266 allows the inclusion of entry and exit blocks into list.
267 (mark_dfs_back_edges): Fixed comment.
268 (flow_depth_first_order_compute): Renamed to
269 pre_and_rev_post_order_compute additional parameter added which
270 allows the inclusion of entry and exit blocks into list.
271 * global.c (set_up_bb_rts_numbers): Call to
272 flow_reverse_top_sort_order_compute renamed to
274 * var-tracking.c (vt_stack_adjustments): Fixed comment.
275 (vt_find_locations): Call to
276 flow_depth_first_order_compute renamed to
277 pre_and_rev_post_order_compute.
278 * cfgloop.c (flow_find_loops): Ditto.
279 * tree-ssa-reassoc.c (init_reassoc): Ditto.
280 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
281 flow_reverse_top_sort_order_compute renamed to post_order_compute
282 and calls to flow_reverse_top_sort_order_compute renamed to
284 * basic_block.h: Ditto.
287 2005-12-20 Roger Sayle <roger@eyesopen.com>
288 Paolo Bonzini <bonzini@gnu.org>
290 PR rtl-optimization/25115
291 * gcse.c (pre_insert_copy_insn): Fall back to the sole
292 SET in the insn if there is no SET for an
293 expression that is equivalent to EXPR.
295 2005-12-20 Richard Guenther <rguenther@suse.de>
298 * builtins.c (std_gimplify_va_arg_expr): Do not align
299 va frame for zero sized types.
300 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
302 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
304 PR tree-optimization/25501
305 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
306 used in the PHI argument corresponding to the edge from BB to
309 2005-12-20 Richard Guenther <rguenther@suse.de>
312 2005-12-02 Richard Guenther <rguenther@suse.de>
314 * tree-cfg.c (mark_used_vars): New function.
315 (dump_function_to_file): Dump only used VAR_DECLs.
317 2005-12-19 Roger Sayle <roger@eyesopen.com>
319 * combine.c (try_combine): Improve splitting of binary operators
320 by taking advantage of reassociative transformations.
322 2005-12-19 Jeff Law <law@redhat.com>
324 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
325 Strip away all type conversions after simplifying the
328 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
329 cases the forwarder block dominates the destination.
331 2005-12-19 DJ Delorie <dj@redhat.com>
333 * reload1.c (spill_failure): Dump reload data to dump file.
334 (find_reload_regs): Likewise.
336 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
338 PR tree-optimization/24793
339 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
340 original reference if there are subvars.
341 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
343 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
345 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
346 Corrected basic block number calculations for changes in entry and
349 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
351 * tree-flow.h (struct var_ann_d): Change type of
352 may_aliases field to VEC(tree, gc) *.
353 (may_aliases): Declaration changed.
354 * tree-ssa-alias.c (group_aliases, add_may_alias,
355 replace_may_alias, dump_may_aliases_for,
356 is_aliased_with, add_type_alias, new_type_alias):
357 Work with VEC(tree, gc) * instead of varray.
358 * tree-flow-inline.h (may_aliases): Ditto.
359 * tree-ssa.c (verify_flow_insensitive_alias_info,
360 verify_name_tags): Ditto.
361 * tree-ssa-operands.c (add_stmt_operand): Ditto.
363 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
365 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
368 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
370 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
373 2005-12-19 Ben Elliston <bje@au.ibm.com>
375 * doc/install.texi (Configuration): Typo in Fortran subheading.
377 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
379 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
380 scratch. Correct its reload split. Adjust its peephole.
381 (doloop_end): Add additional scratch.
383 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
384 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
385 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
386 (mt_builtin_saveregs): Replace with ...
387 (mt_setup_incoming_varargs): ... here. Save just the varadic
389 (mt_va_start): Remove.
390 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
391 (mt_machine_reorg): Split all insns here.
392 (TARGET_SETUP_INCOMING_VARARGS): Override.
393 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
395 (EXPAND_BUILTIN_VA_START): Remove.
397 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
399 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
400 latent bug that could happen if update_life_info was called with a
401 blocks parameter and the call to cleanup_cfg actually deleted one
404 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
406 * tree-ssa-structalias.c (update_alias_info): Remove handling
407 of may_be_aliased (SSA_NAME_VAR (op)) case.
409 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
411 * tree-flow.h (struct stmt_ann_d): Remove
412 makes_aliased_loads and makes_aliased_stores fields.
413 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
414 and makes_aliased_loads fields.
415 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
416 use makes_aliased_stores.
417 * tree-ssa-operands.c (clobbered_aliased_loads,
418 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
419 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
420 add_call_read_ops): Do not set makes_aliased_stores and
421 makes_aliased_loads fields.
422 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
425 2005-12-18 Geoffrey Keating <geoffk@apple.com>
427 * config/darwin.h: Don't include darwin-sections.def to declare
428 global variables; instead create darwin_section_enum.
429 (darwin_section_enum): New.
430 (darwin_sections): New.
431 * config/darwin.c: Don't include darwin-sections.def to define
433 (darwin_sections): New.
434 (output_objc_section_asm_op): Rewrite to take advantage of
436 (darwin_init_sections): Rewrite to use darwin_sections.
437 (machopic_output_indirection): Update for darwin_sections array.
438 (machopic_select_section): Likewise.
439 (machopic_select_rtx_section): Likewise.
440 (machopic_asm_out_constructor): Likewise.
441 (machopic_asm_out_destructor): Likewise.
442 (darwin_file_end): Likewise.
443 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
444 * config/i386/i386.c (machopic_output_stub): Likewise.
446 2005-12-18 Richard Guenther <rguenther@suse.de>
448 PR tree-optimization/25481
449 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
450 don't have a varinfo for.
452 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
453 Janis Johnson <janis187@us.ibm.com>
454 Ben Elliston <bje@au.ibm.com>
456 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
457 (init_optabs): Handle libfuncs for decimal float.
458 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
459 * stor-layout.c (int_mode_for_mode): Likewise.
460 * simplify-rtx.c (simplify_immed_subreg): Likewise.
461 (simplify_unary_operation_1): Skip optimisations for decimal float
463 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
464 * emit-rtl.c (gen_const_vector): Add assertion check.
465 (init_emit_once): Populate const_tiny_rtx with constants in each
467 * expmed.c (extract_high_half, expand_mult_highpart_optab,
468 expand_mult_highpart): Assert that mode is not a scalar float
470 * expr.c (convert_move): Handle conversion between decimal and
471 binary floats of the same size.
472 * convert.c (convert_to_real): Consider decimal float types when
474 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
475 describe decimal floating point types.
477 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
479 PR rtl-optimization/21041
480 * reload.c (find_reloads_subreg_address): Replace paradoxical
481 subreg of MEM by widened access only if the resulting memory
482 is properly aligned, even on !STRICT_ALIGNMENT targets.
484 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
486 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
488 2005-12-18 Steven Bosscher <stevenb@suse.de>
490 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
491 the 2005-12-17 patch to renumber the entry and exit blocks.
493 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
495 * doc/objc.texi (Type encoding): Fix typo.
497 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
499 * tree-tailcall.c (find_tail_calls): Use XNEW.
500 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
501 (free_all_edge_infos): Use explicit cast to convert from void *.
502 (vrp_free): Likewise.
503 (dom_opt_finalize_block): Likewise.
504 (record_equivalences_from_incoming_edge): Likewise.
505 (thread_across_edge): Likewise. Use XCNEWVEC.
506 (record_cond): Use XCNEW.
507 (record_conditions): Use XNEWVEC.
508 (record_edge_info): Use XCNEWVEC.
509 (lookup_avail_expr): Use XNEW.
510 (record_range): Likewise. Use GGC_NEW.
511 * tree-nested.c (var_map_hash): Use explicit cast to convert from
513 (var_map_eq): Likewise.
514 (lookup_field_for_decl): Likewise.
515 (convert_nonlocal_reference): Likewise.
516 (convert_local_reference): Likewise.
517 (convert_nl_goto_reference): Likewise.
518 (convert_nl_goto_receiver): Likewise.
519 (convert_call_expr): Likewise.
520 (convert_tramp_reference): Likewise.
521 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
522 (convert_nl_goto_reference): Likewise.
523 (lookup_field_for_decl): Use GGC_NEW.
524 (create_nesting_tree): Use GGC_CNEW.
525 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
526 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
527 (create_alias_map_for): Likewise.
528 (setup_pointers_and_addressables): Use XCNEWVEC.
529 (get_ptr_info): Use GGC_NEW.
530 (used_part_map_eq): Use explicit cast to convert from void *.
531 (up_lookup): Likewise.
532 (up_insert): Use XNEW.
533 (get_or_create_used_part_for): Use XCNEW.
534 (get_tmt_for): Likewise.
535 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
536 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
537 (bitmap_set_new): Use explicit cast to convert from void *.
539 (insert_into_set): Likewise.
540 (pool_copy_list): Likewise.
541 (phi_translate): Likewise.
542 (create_value_expr_from): Likewise.
543 (insert_aux): Use XCNEWVEC.
544 (compute_avail): Use XNEWVEC.
545 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
546 (sort_coalesce_list): Likewise.
547 (build_tree_conflict_graph): Use XCNEWVEC.
548 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
549 * tree-ssa-copy.c (init_copy_prop): Likewise.
550 (fini_copy_prop): Likewise.
551 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
553 (record_equiv): Use XNEW.
554 (uncprop_into_successor_phis): Use explicit cast to convert from
556 (uncprop_initialize_block): Likewise.
558 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
560 PR tree-optimization/24378
561 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
562 basic-block after loop-versioning.
564 2005-12-18 Jeff Law <law@redhat.com>
566 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
567 to simplify SWITCH_EXPR_CODE moved from here to ...
568 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
569 (tree-ssa-forward_propagate_single_use_vars): Call
570 simplify_switch_expr when appropriate.
572 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
574 * doc/objc.texi (Type encoding): Add documentation about encoding
575 complex types and _Bool.
577 2005-12-17 Paul Brook <paul@codesourcery.com>
579 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
580 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
581 when frame_pointer_needed.
583 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
585 * tree-vn.c (vn_add): Use XNEW.
586 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
587 (ccp_fold): Likewise.
588 (fold_stmt_r): Use explicit cast to convert from void *.
589 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
590 (new_temp_expr_table): Likewise.
591 * gimplify.c (lookup_tmp_var): Use XNEW.
592 (gimplify_asm_expr): Use explcit cast to convert from void *.
593 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
594 (get_def_blocks_for): Use XNEW.
595 (add_to_repl_tbl): Likewise.
596 (mark_def_sites): Use explicit cast to convert from void *.
597 (def_blocks_free): Likewise.
598 (mark_def_sites_initialize_block): Likewise.
599 (update_ssa): Use XNEWVEC.
600 * tree-dfa.c (create_var_ann): Use GGC_NEW.
601 (create_stmt_ann): Likewise.
602 (create_tree_ann): Likewise.
603 (referenced_var_insert): Likewise.
604 (set_default_def): Likewise.
605 (referenced_var_lookup_if_exists): Use explicit cast to convert
607 (referenced_var_lookup): Likewise.
608 (default_def): Likewise.
609 (set_default_def): Likewise.
610 * tree-cfg.c (create_bb): Likewise.
611 (edge_to_cases_cleanup): Likewise.
612 (verify_node_sharing): Likewise.
613 (record_switch_edge): Use XNEW.
614 (cleanup_dead_labels): Use XCNEWVEC.
615 (tree_duplicate_sese_region): Use XNEWVEC.
616 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
617 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
618 (int_tree_map_eq): Use explicit cast to convert from void *.
619 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
620 (__gcov_execl): Likewise.
621 (__gcov_execlp): Likewise.
622 (__gcov_execle): Likewise.
623 * tree-eh.c (struct_ptr_eq): Likewise.
624 (struct_ptr_hash): Likewise.
625 (lookup_stmt_eh_region_fn): Likewise.
626 (outside_finally_tree): Likewise.
627 (find_goto_replacement): Likewise.
628 (make_eh_edge): Likewise.
629 (mark_eh_edge): Likewise.
630 (add_stmt_to_eh_region_fn): Use GGC_NEW.
631 (record_in_finally_tree): Use XNEW.
632 (maybe_record_in_goto_queue): Use XRESIZEVEC.
633 (lower_try_finally_copy): Use XCNEWVEC.
635 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
637 * tree-inline.c (copy_body_r): Use explicit cast when converting
640 (copy_edges_for_bb): Likewise.
641 (remap_decl_1): Likewise.
642 (estimate_num_insns_1): Likewise.
643 * cgraph.c (hash_node): Use explicit cast when converting from
646 (cgraph_create_node): Use GGC_CNEW.
647 (cgraph_create_edge): Use GGC_NEW.
648 (cgraph_remove_node): Use explicit cast when converting from void *.
649 (hash_varpool_node): Likewise.
650 (eq_varpool_node): Likewise.
651 (cgraph_varpool_node): Use GGC_CNEW.
652 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
653 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
654 (eq_scev_info): Use explicit cast when converting from void *.
655 (find_var_scev_info): Likewise.
656 (set_instantiated_value): Likewise.
657 (gather_stats_on_scev_database_1): Likewise.
658 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
660 * c-pch.c (c_common_write_pch): Use XNEWVEC.
661 (c_common_read_pch): Likewise.
662 * prefix.c (save_string): Use XNEWVEC.
663 (translate_name): Use explicit cast when converting from void *.
664 * c-ppoutput.c (print_line): Use explicit cast when converting
666 (pp_dir_change): Likewise.
667 * c-cppbuiltin.c (builtin_define_std): Likewise.
668 (builtin_define_with_value): Likewise.
669 (builtin_define_with_value_n): Likewise.
670 (builtin_define_with_int_value): Likewise.
671 (builtin_define_type_max): Likewise.
672 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
673 (add_path): Use XNEW.
674 * c-format.c (check_format_info_main): Use GGC_NEW.
675 (format_type_warning): Use explicit cast when converting from void *.
676 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
678 (start_init): Likewise.
679 * tree-flow-inline.h (first_referenced_var): Use explicit cast
680 when converting from void *.
681 (next_referenced_var): Likewise.
682 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
683 * gensupport.c (lookup_predicate): Use explicit cast to convert
685 (init_predicate_table): Use XCNEW instead of xcalloc.
686 * genpreds.c (process_define_predicate): Likewise.
688 2005-12-17 Danny Berlin <dberlin@dberlin.org>
689 Kenneth Zadeck <zadeck@naturalbridge.com>
691 * basic-block.h: Changed basic block numbering so that the entry
692 block is 0 and the exit block is 1. Changed insn iterators so
693 that they are tolerant of blocks with no insns.
694 * regrename.c (copyprop_hardreg_forward): Changed basic block
695 numbering so that the entry block is 0 and the exit block is 1.
696 * sched-ebb.c (sehedule_ebbs): Ditto.
697 * tracer.c (branch_ratio_cutoff): Ditto.
698 * cfgloopmanip.c (fix_loop_structure): Ditto.
699 * cfghooks.c (verify_flow_info): Ditto.
700 * cfg.c (compact_blocks): Ditto.
701 * reorg.c (dbr_schedule): Ditto.
702 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
703 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
704 calculate_dominance_info): Ditto.
705 * cfganal.c (create_edge_list, print_edge_list,
706 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
707 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
708 dfs_enumerate_from): Ditto.
709 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
710 * ifcvt.c (find_if_case_2): Ditto.
711 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
712 find_basic_blocks): Ditto.
713 * predict.c (predict_loops, tree_bb_level_predictions,
714 predict_paths_leading_to, propagate_freq): Ditto.
715 * lcm.c (compute_antinout_edge, compute_laterin,
716 compute_available): Ditto.
717 * function.c (thread_prologue_and_epilogue_insns): Ditto.
718 * gcse.c (gcse_main, bypass_jumps): Ditto.
719 * profile.c (compute_branch_probabilities,
720 compute_value_histograms, branch_prob): Ditto.
721 * tree-flow-inline.h (bsi_start, bsi_after_labels,
723 * tree-ssa-phiopt.c (tree_ssa_phiopt,
724 blocks_in_phiopt_order): Ditto.
725 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
726 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
727 * tree-dfa.c (collect_dfa_stats): Ditto.
728 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
729 * cfglayout.c (fixup_reorder_chain): Ditto.
730 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
731 partition_hot_cold_basic_blocks): Ditto.
732 * var-tracking.c (vt_find_locations): Ditto.
733 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
734 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
735 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
736 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
737 * tree-ssa-reassoc.c (init_reassoc): Ditto.
738 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
739 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
740 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
741 and removed unused reverse orders.
743 * combine.c: Fix document typo.
745 2005-12-17 Jan Hubicka <jh@suse.cz>
747 * tree-flow-inline.h (set_default_def, default_def): Kill.
748 * tree-dfa.c (default_defs): New global variable.
749 (default_def, set_default_def): New functions.
750 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
751 * tree-flow.h (struct var_ann_d): Kill default_def field.
752 (set_default_def, default_def): Update prototype.
753 (default_defs): Declare.
755 2005-12-16 Jeff Law <law@redhat.com>
757 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
758 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
759 into tree-ssa-forwprop.c.
760 (eliminate_redundant_computations): Do not call
761 simplify_rhs_and_lookup_avail_expr anymore.
762 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
763 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
764 (tree_ssa_forward_propagate_single_use_vars): Call
765 simplify_not_neg_expr appropriately.
767 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
770 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
772 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
774 PR rtl-optimization/25456
775 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
776 info->x_start with p->x_start.
778 2005-12-17 Alan Modra <amodra@bigpond.net.au>
780 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
781 introduced 2005-12-16.
783 2005-12-16 Steven Bosscher <stevenb@suse.de>
785 PR rtl-optimization/23837
786 * optabs.c (expand_binop): For a multi-word rotate, never emit
787 a REG_NO_CONFLICT block.
789 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
792 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
795 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
798 2005-12-16 Steven Bosscher <stevenb@suse.de>
800 * loop-invariant.c (move_loop_invariants): Add missing hunk from
801 the previous patch, to nullify df.
803 2005-12-16 Steven Bosscher <stevenb@suse.de>
805 * reorg.c (mostly_true_jump): Clean up code depending on
806 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
807 poor man's branch prediction, instead rely on REG_BR_PROB
808 notes to be available.
810 2005-12-16 Jakub Jelinek <jakub@redhat.com>
812 PR rtl-optimization/24899
813 * loop.c (strength_reduce): Don't reduce giv that is not always
814 computable and where add_val or mult_val can trap.
816 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
818 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
820 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
821 names of ms1-16-002 files.
823 2005-12-16 Alan Modra <amodra@bigpond.net.au>
826 * gcc.c (for_each_path): New function.
827 (add_to_obstack, file_at_path): New functions.
828 (struct file_at_path_info, struct add_to_obstack_info): New.
829 (build_search_list): Rewrite using for_each_path. Constify struct
830 path_prefix pointer. Add do_multi param. Adjust all callers.
831 (find_a_file): Similarly, but just change existing param to bool.
832 (putenv_from_prefixes): Add do_multi param, make "paths" const.
833 (do_spec_path): Delete.
834 (struct spec_path_info): New.
835 (spec_path): New function.
836 (do_spec_1): Use for_each_path for %D and %I.
837 (find_file): Adjust for find_a_file changes.
838 (main): Search multilibs for specs. Print multilib lib path for
839 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
840 (read_specs): Search multilibs for %include and %include_noerr.
841 (is_directory): Remove second string param. Change last param
842 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
843 check path is a dir. Update all callers.
844 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
845 * system.h (SMALL_ARG_MAX): Poison.
846 * config.gcc: Don't define SMALL_ARG_MAX.
847 * config.host: Likewise.
848 * config.build: Likewise.
850 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
852 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
853 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
854 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
855 simplify_logical): Move simplifications that do not require
856 additional infrastructure...
857 * simplify-rtx.c (simplify_unary_operation_1,
858 simplify_binary_operation_1): ... here.
860 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
863 * flow.c (mark_used_dest_regs): New function.
864 (mark_used_regs): Call mark_used_dest_regs.
866 2005-12-16 Jeff Law <law@redhat.com>
868 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
869 represent a use and definition of the same SSA_NAME.
871 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
872 Janis Johnson <janis187@us.ibm.com>
873 Ben Elliston <bje@au.ibm.com>
875 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
876 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
877 * target.h (struct gcc_target): Add decimal_float_supported_p.
878 * targhooks.c (default_scalar_mode_supported_p): Handle
880 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
881 of inf, nan, finite, isinf and isnan.
882 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
883 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
884 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
885 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
886 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
887 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
888 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
889 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
890 Pedwarn if decimal floating point types are used. Error if
891 decimal floating point is not supported by the target.
892 (finish_declspecs): Return type from DFP typespec_word.
893 * c-typeck.c (c_common_type): Choose the decimal floating point
894 type with the greater precision when determining a common type.
895 (convert_arguments): Warn if there is a mismatch between argument
896 and prototype for decimal float types. Warn of conversions with
897 binary float types and of precision narrowing due to prototype.
898 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
899 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
900 (c_token_starts_declspecs): Likewise.
901 (c_parser_attributes): Likewise.
902 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
903 RID_DFLOAT64, RID_DFLOAT128.
904 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
905 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
906 (shorten_compare): Convert DFP/BFP operands to a common type.
907 (c_common_modes_and_builtins): Register built-in decimal float
908 types if the target supports them.
909 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
910 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
911 inf, nan, finite, isinf and isnan builtins.
912 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
913 (builtin_define_float_constants): Assert non-decimal radix.
914 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
915 Call builtin_define_decimal_float_constants for each type.
916 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
917 flags. Use real_from_string3, which can handle binary or decimal
919 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
920 cts_dfloat64, cts_dfloat128.
921 * tree.c (build_common_tree_nodes_2): Add decimal float types.
922 * tree.h (enum tree_index): Add new enumeration values
923 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
924 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
925 (dfloat32_type_node): New macro.
926 (dfloat64_type_node, dfloat128_type_node): Likewise.
927 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
928 (dfloat128_ptr_type_node): Likewise.
929 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
930 bit decimal floating point types with "df", "dd" and "dl".
931 * c-format.h (enum format_lengths): Add new enumeration values
932 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
933 * c-format.c (printf_length_specs, scanf_length_specs): Add
934 entries for H, D, DD.
935 (print_char_table, scan_char_table): Use new entries.
936 (asm_fprintf_char_table, gcc_diag_char_table,
937 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
939 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
940 (DECIMAL64_TYPE_SIZE): Likewise.
941 (DECIMAL128_TYPE_SIZE): Likewise.
942 (TARGET_DEC_EVAL_METHOD): Likewise.
943 * doc/extend.texi (Decimal Float): New node.
944 (Constructing Calls): Document decimal float built-ins.
945 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
946 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
947 * ginclude/decfloat.h: New file.
949 2005-12-16 Alan Modra <amodra@bigpond.net.au>
951 * reload.c (find_reloads): Fix comment typo.
952 * recog.h (recog_memoized): Correct comment.
954 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
956 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
957 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
958 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
959 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
960 * doc/invoke.texi, doc/tm.texi: Fix typos.
962 2005-12-16 Ben Elliston <bje@au.ibm.com>
964 * real.c (decimal_quad_format): Correct values for emin, emax.
966 2005-12-15 DJ Delorie <dj@redhat.com>
968 * config/m32c/predicates.md (m32c_psi_scale): New.
969 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
970 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
972 2005-12-16 Jan Hubicka <jh@suse.cz>
974 PR rtl-optimization/25224
975 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
978 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
979 Steven Bosscher <stevenb@suse.de>
981 * loop-invariant.c (df): New global variable.
982 (find_defs, check_dependencies, find_invariant_insn, record_uses,
983 find_invariants_bb, find_invariants_body, find_invariants,
984 find_invariants_to_move, move_invariants, free_inv_motion_data,
985 move_single_loop_invariants, move_loop_invariants): Do not pass df in
988 2005-12-15 Jakub Jelinek <jakub@redhat.com>
990 * varasm.c (default_unique_section_1): Use special section
991 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
993 2005-12-16 Ben Elliston <bje@au.ibm.com>
995 * doc/invoke.texi (Warning Options): Document -Walways-true being
998 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1001 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1002 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1003 __floatunditf): Use #error if type sizes don't match requirements
1005 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1006 as wider floating-point type. Use #error if type sizes don't
1007 match requirements of implementation. Avoid overflow in computing
1008 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1009 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1010 (__floatundisf, __floatundidf): Likewise.
1011 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1012 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1013 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1014 TFmode-TImode conversions.
1015 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1017 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1019 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1020 Use builtin_define_with_int_value() instead of
1021 adding a new check for every new major FreeBSD version.
1023 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1025 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1027 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1029 * config/arm/predicates.md (call_memory_operand): New.
1030 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1032 2005-12-15 Andrew Haley <aph@redhat.com>
1034 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1035 against prev_cache_entry == NULL when moving a cache entry to the
1038 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1040 * config/mt/mt.c (mt_override_options): Require lower case
1041 architectures. Revert accidental default to ms2.
1042 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1043 ENDFILE_SPEC): Require lower case architectures. Revert default
1046 * doc/invoke.texi (MT Options): Rename and update.
1047 * doc/md.texi (MorphoTech family): Rename and update.
1049 2005-12-15 Olivier Hainque <hainque@adacore.com>
1051 * stor-layout.c (layout_type): Don't complain about a too small
1052 an array element type size compared to its alignment when the
1055 2005-12-15 Jan Hubicka <jh@suse.cz>
1058 * i386.c (classify_argument): Properly adjust offset of bitfield for
1061 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1063 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1064 between the hot and cold sections. Use current_function_section
1065 to get the new section.
1066 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1067 determine whether we are assembling hot or cold code.
1068 (secname_for_decl, dwarf2out_var_location): Likewise.
1069 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1070 * varasm.c (last_text_section): Delete.
1071 (in_cold_section_p): New variable.
1072 (hot_function_section): New function.
1073 (current_function_section): Pass in_cold_section_p as the
1074 reloc argument to select_section. Use it to decide between
1075 unlikely_function_section and hot_function_section.
1076 (assemble_start_function): Use switch_to_section. Set
1077 in_cold_section_p instead of last_text_section.
1078 (assemble_end_function): Use switch_to_section.
1079 (switch_to_section): Don't set last_text_section.
1080 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1081 argument to make the right choice between hot and cold sections.
1083 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1085 Second part of MS1->MT renaming
1086 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1087 (movqi, movhi): Call mt_set_memflags.
1088 (*movdf_internal): Call mt_split_words.
1089 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1091 (cmpsi): Store to mt_compare_op[01].
1092 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1093 bungt, bunle, bunlt): Call mt_emit_cbranch.
1094 (prologue): Call mt_expand_prologue.
1095 (epilogu): Call mt_expend_epilogue.
1096 (eh_return): Call mt_expand_eh_return.
1097 (eh_epilogue): Call me_emit_eh_epilogue.
1098 (conditional_trap): Store to mt_compare_op[01].
1099 * config/mt/crti.asm: Adjust comment.
1100 * config/mt/crtn.asm: Adjust comment.
1101 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1102 (mt_compare_op0, mt_compare_op1): Renamed.
1103 (current_frame_info, zero_frame_info): Adjust type.
1104 (mt_ucmpsi3_libcall): Renamed.
1105 (mt_flag_delayed_branch): Renamed.
1106 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1107 (mt_nops_required, mt_nop_reasons): Renamed.
1108 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1109 mt_debug_stack, mt_print_operand_simple_address,
1110 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1111 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1112 mt_function_arg_advance, mt_arg_partial_bytes,
1113 mt_pass_by_reference, mt_function_arg_boundary,
1114 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1115 mt_legitimate_address_p): Renamed, adjusted.
1117 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1118 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1119 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1120 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1121 mt_expand_eh_return, mt_emit_eh_prologue,
1122 mt_handl_interrupt_attribute): Renamed, adjusted.
1123 (mt_attribute_table): Renamed, adjusted.
1124 (mt_initial_elimination_offset, mt_generate_compare,
1125 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1126 mt_secondary_reload_class, mt_function_value, mt_split_words,
1127 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1128 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1129 (mt_labels): Renamed.
1130 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1131 mt_machine_reorg): Renamed, adjusted.
1132 (mt_attribute_table: Renamed.
1133 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1134 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1135 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1136 * config/mt/mt.opt (march): Set mt_cpu_string.
1137 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1138 (TARGET_CPU_CPP_BUILTINS): Adjust.
1139 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1140 TARGET_MS2): Adjust.
1141 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1142 (MT_MIN_INT): Renamed.
1143 (RETURN_ADDR_RTX): Adjust.
1144 (struct mt_frame_info): Renamed.
1145 (current_frame_info): Adjust type.
1146 (INITIAL_ELIMINATION_OFFSET): Adjust.
1147 (MT_NUM_ARG_REGS): Renamed.
1148 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1149 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1150 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1151 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1152 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1153 (mt_compare_op0, mt_compare_op1): Renamed.
1154 * config/mt/mt-protos.h: Rename prototypes.
1156 2005-12-15 Richard Guenther <rguenther@suse.de>
1158 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1159 (get_ref_base_and_extent): Declare.
1160 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1161 (get_ref_base_and_extent): New function.
1162 * tree-ssa-alias.c (find_used_portions): Use it.
1163 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1165 * tree-ssa-operands.c (get_expr_operands): Likewise.
1167 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1169 * combine.c: Remove force_to_mode's fourth parameter.
1170 (force_to_mode): Do not handle REG.
1171 (canon_reg_for_combine): New.
1172 (make_field_assignment): Use it where the removed argument was non-NULL.
1174 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1177 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1178 error_mark_node. Make alignment params unsigned.
1179 * config/rs6000/rs6000-protos.h
1180 (rs6000_special_round_type_align): Update prototype.
1181 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1183 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1185 PR rtl-optimization/25310
1186 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1187 of the eliminable register when substituting into a PLUS.
1189 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1192 * config/i386/i386.c (ix86_force_to_memory): Always use
1193 SImode push for HImode in -m32.
1194 (ix86_free_from_memory): Likewise.
1196 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1198 * gcc/config/arm/arm.md: Provide a big-endian version of the
1199 (zero_extend:SI (subreg:QI ...)) splitter.
1201 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1203 * struct-equiv.c (note_local_live): Handle hard regs with different
1206 2005-12-14 Jeff Law <law@redhat.com>
1208 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1209 to a structure containing state rather than a pointer to bool.
1210 (case ARRAY_REF): New code to handle folding some array references.
1211 (case ADDR_EXPR): Note when we are processing expressions found
1212 within an ADDRE_EXPR.
1213 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1214 for state variables rather than just a pointer to a boolean.
1215 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1216 handling of constant string references.
1218 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1220 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1221 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1222 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1223 Move other tst* patterns to retain partial order.
1225 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1227 * config/s390/s390.md ("d0", "1"): New mode attributes.
1228 ("<shift>di3", "<shift>si3"): Merge.
1229 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1230 ("ashrdi3", "ashrsi3"): Merge.
1231 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1232 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1233 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1234 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1235 ("*ashrdi3", "*ashrsi3"): Merge.
1236 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1238 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1240 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1241 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1242 ("*extendqidi2", "*extendqisi2") Merge.
1243 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1244 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1245 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1246 Move some patterns to retain partial ordering.
1248 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1250 * config/s390/s390.md ("atype", "length"): Rewrite.
1251 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1253 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1255 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1257 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1259 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1260 PARALLELs with a mode.
1262 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1264 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1265 cond_expr parameter.
1267 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1269 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1271 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1275 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1278 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1280 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1284 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1285 DECL_P, call get_section rather than get_named_section. Supply
1286 section flags to it.
1288 2005-12-14 Ben Elliston <bje@au.ibm.com>
1290 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1291 for addresses converted to booleans; not just function addresses.
1292 * c-typeck.c (build_binary_op): Warn for address comparisons which
1293 can never be NULL (eg. func == NULL or &var == NULL).
1294 * common.opt (Walways-true): New option.
1295 * c-opts.c (c_common_handle_option): Set it with -Wall.
1296 * doc/invoke.texi: Document it.
1298 2005-12-13 Paul Brook <paul@codesourcery.com>
1300 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1301 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1303 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1305 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1306 (EXTRA_MULTILIB_PARTS): Define.
1308 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1310 PR rtl-optimization/20070 / part1
1311 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1312 count_or_remove_death_notes with kill == -1.
1313 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1314 registers if PROP_POST_REGSTACK is set.
1315 (mark_used_reg): Likewise.
1316 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1317 REG_UNUSED notes for stack regs.
1318 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1319 to match rtx_equiv_p machinery. Change caller.
1320 (outgoing_edges_match): Likewise.
1321 (try_crossjump_to_edge): Use struct_equiv_block_eq
1322 instead of flow_find_cross_jump.
1323 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1324 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1325 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1326 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1327 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1328 (insns_match_p): Update prototype.
1329 (flow_find_cross_jump): Remove prototype.
1330 (struct_equiv_block_eq, struct_equiv_init): Declare.
1331 (rtx_equiv_p, condjump_equiv_p): Likewise.
1332 * struct-equiv.c: Include reload.h.
1333 (IMPOSSIBLE_MOVE_FACTOR): Define.
1334 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1335 (struct_equiv_improve_checkpoint): Likewise.
1336 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1337 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1338 (struct_equiv_merge, find_dying_input): Likewise.
1339 (resolve_input_conflict, note_local_live): Likewise.
1340 (death_notes_match_p): Change parameters and processing
1341 to match rtx_equiv_p machinery. Change caller.
1342 (insns_match_p): Likewise.
1343 (flow_find_cross_jump): Replace with:
1344 (struct_equiv_block_eq).
1346 Back out this change:
1347 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1348 * recog.c (verify_changes): Make it static.
1349 * recog.h: Remove the corresponding prototype.
1351 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1353 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1356 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1358 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1359 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1360 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1361 TARGET_MS1_64_001 appropriately.
1362 (ms1_machine_reorg): Use TARGET_MS2.
1364 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1368 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1369 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1370 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1371 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1372 Set mode to SI, adjust constraints.
1373 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1374 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1377 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1379 * c-cppbuiltin.c (builtin_define_float_constants): Add
1380 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1381 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1382 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1383 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1384 to "((double)%sL)" otherwise "%s".
1386 2005-12-13 Paul Brook <paul@codesourcery.com>
1388 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1391 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1393 * tree-flow.h: Allow compilation with a C++ compiler.
1394 (struct edge_prediction): Prefix all field names with "ep_".
1395 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1396 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1397 (remove_predictions_associated_with_edge): Likewise.
1399 2005-12-12 Jeff Law <law@redhat.com>
1401 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1403 * passes.c (init_optimization_passes): Run reassociation again
1404 after loop optimizations.
1406 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1408 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1410 (optimize_stmt): Ditto.
1411 (canonicalize_comparison): New function.
1412 * tree-ssa-operands.c (swap_tree_operands): Make external.
1413 (get_expr_operands): Stop auto-canonicalization.
1414 * tree-ssa-reassoc.c: Rewrite.
1415 (init_optimization_passes):
1416 * tree-flow.h (swap_tree_operands): Prototype.
1417 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1419 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1421 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1422 indicate function epilogue has been output.
1423 (pa_asm_output_mi_thunk): Likewise.
1424 (output_deferred_plabels): Put plabels in readonly data section when
1425 not generating PIC code.
1426 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1427 information. Add assert.
1428 (som_output_comdat_data_section_asm_op): New function.
1429 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1430 instead of output_section_asm_op for COMDAT sections.
1432 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1434 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1435 Fix whitespace in vincinity of to-be-installed changes.
1436 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1437 (insns_match_p): Likewise.
1439 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1441 * config.gcc (ms1): Replace with ...
1443 * config/ms1: Rename to ...
1444 * config/mt: ... here. Rename ms1 files to mt.
1445 * config/mt/mt.c: Adjust gt-mt.h #include.
1446 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1447 (crti.o, crtn.o): Adjust file names.
1449 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1451 * varray.h: Allow compilation with a C++ compiler.
1452 (union varray_data_tag): Prefix all field names with "vdt_".
1453 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1454 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1455 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1456 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1457 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1458 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1459 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1460 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1461 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1462 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1463 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1464 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1465 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1466 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1467 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1468 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1469 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1470 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1471 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1472 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1473 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1474 VARRAY_TOP_TREE_PTR): Likewise.
1475 * varray.c (varray_grow): Likewise.
1476 (varray_clear): Likewise.
1478 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1481 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1482 alignment to doubleword if the first field is a double array.
1483 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1485 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1487 * tree-ssa-structalias.c (process_constraint): Remove code to
1488 transform addressofs into scalar.
1489 (create_variable_info_for): In whole-program IPA, globals don't
1490 point to ANYTHING by default.
1492 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1494 * timevar.def (TV_IPA_PTA): New.
1495 * tree-pass.h (pass_ipa_pta): New
1496 * tree-ssa-structalias.c: Include cgraph.h
1498 (predbitmap_obstack): New.
1499 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1500 (struct constraint_stats): Add num_edges.
1501 (new_var_info): Don't call bitmap_clear.
1502 (struct constraint_edge): Update docs.
1503 (new_constraint_edge): Remove src param.
1504 (struct constraint_graph): Add zero_weight_succs,
1505 zero_weight_preds. Update docs.
1506 (constraint_expr_equal): Reformat.
1507 (constraint_edge_equal): Update for removal of src.
1508 (constraint_edge_less): Ditto.
1509 (constraint_edge_vec_find): Ditto.
1510 (erase_graph_self_edge): Update for removal of src and and zero
1512 (clear_edges_for_node): Ditto.
1513 (add_graph_edge): Ditto.
1514 (get_graph_weights): Ditto.
1515 (allocate_graph_weights): Ditto.
1516 (merge_graph_nodes): Ditto.
1517 (int_add_graph_edge): Ditto.
1518 (valid_graph_edge): Ditto.
1519 (valid_weighted_graph_edge): Ditto.
1520 (build_constraint_graph): Ditto.
1522 (collapse_nodes): Ditto.
1523 (process_unification_queue): Ditto.
1524 (topo_visit): Ditto.
1525 (solve_graph): Ditto.
1526 (do_structure_copy): Ditto.
1527 (perform_var_substitution): Ditto.
1528 Init and release obstack.
1529 (handle_ptr_arith): Try to resolve directly.
1530 (find_func_aliases): Don't call update_alias_info here
1531 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1532 (do_sd_constraint): Add code for propagating faster.
1534 (do_ds_constraint): Ditto.
1535 (count_num_arguments): New function.
1536 (create_function_info_for): Ditto.
1537 (create_variable_info_for): Handle FUNCTION_DECL.
1538 (intra_create_variable_infos): Use make_constraint_to_anything.
1539 (init_alias_vars): Init obstacks here.
1540 (need_to_solve): Handle zero weight graph changes.
1541 (compute_points_to_sets): Call update_alias_info here.
1542 (delete_points_to_sets): Free zero weight preds/succs here.
1543 (gate_ipa_pta): New.
1544 (ipa_pta_execute): New
1546 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1548 * tree-ssa-structalias.c (var_anyoffset): Removed.
1549 (anyoffset_tree): Ditto.
1550 (anyoffset_id): Ditto.
1551 (do_deref): Take vector of constraints, no return value.
1552 Update to work on vector.
1553 (get_constraint_for): Ditto.
1554 (get_constraint_for_component_ref): Ditto.
1555 (do_structure_copy): Ditto.
1556 (handle_ptr_arith): Ditto.
1557 (find_func_aliases): Ditto.
1558 (set_uids_in_ptset): Remove anyoffset handling.
1559 (init_base_vars): Ditto.
1561 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1564 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1565 DECL_EXTERNAL functions have no bodies. Tidy.
1567 2005-12-10 Andreas Schwab <schwab@suse.de>
1569 * except.c (switch_to_exception_section): Only define if
1570 TARGET_UNWIND_INFO is not defined.
1572 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1574 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1575 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1577 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1579 * output.h (init_section, fini_section): Delete.
1580 * varasm.c (init_section, fini_section): Delete.
1581 (init_varasm_once): Don't initialize them.
1582 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1583 there are no corresponding varasm.c variables.
1585 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1587 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1588 of EH_FRAME_SECTION_NAME into...
1589 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1590 if it is still null.
1591 * except.c (default_exception_section): Delete, moving most
1593 (switch_to_exception_section): ...this new function. Set
1594 exception_section if it is still null, then switch to it.
1595 (output_function_exception_table): Use switch_to_exception_section.
1596 * varasm.c (exception_section, eh_frame_section): Update comments.
1597 (get_section): Hoist use of SECTION_NAMED.
1598 (init_varasm_once): Don't set exception_section and eh_frame_section.
1599 * output.h (default_exception_section): Delete.
1600 (default_eh_frame_section): Delete.
1602 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1604 * config/bfin/bfin.c: Include "cgraph.h".
1605 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1606 Return the reg that holds the pointer to the GOT.
1607 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1608 doing stack checking.
1610 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1612 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1613 recompute_tree_invarant_for_addr_expr.
1614 Update uses everywhere.
1616 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1618 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1619 (MULTILIB_DIRNAMES): Define.
1621 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1624 * config/s390/s390.c (struct s390_address): New field literal_pool.
1625 (s390_decompose_address): Compute literal_pool field. Do not
1626 assume register %r13 is always (and solely) used as pool base.
1627 (s390_extra_constraint_str): Use literal_pool field.
1629 2005-12-09 Thiemo Seufer <ths@networkno.de>
1631 * config/mips/mips.c (override_options): Don't allow too small
1632 integers in FP registers.
1634 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1636 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1637 targetm.binds_local_p to check for local function calls.
1639 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1642 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1643 call_used_regs can't be used to save reg in another reg.
1645 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1646 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1648 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1650 * except.c (output_ttype): Likewise.
1651 * tree-object-size.c (collect_object_sizes_for): Likewise.
1652 (check_for_plus_in_loops_1): Likewise.
1653 (check_for_plus_in_loops): Likewise.
1654 (compute_object_sizes): Use gcc_unreachable instead of abort.
1656 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1658 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1659 (loop_end, loop_init, doloop_end): New insns.
1660 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1661 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1662 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1663 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1664 * config/ms1/ms1.c: #include basic-block.h
1665 (struct machine_function): Add has_loops field.
1666 (ms1_add_loop): New.
1667 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1668 (struct loop_info, struct loop_work): New.
1669 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1670 (ms1_reorg_loops): New loop optimization.
1671 (ms1_machine_reorg): Call it.
1672 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1674 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1676 PR tree-optimization/25248
1677 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1678 evolution_of_loop from the failed attempt. Remove handling
1681 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1683 * tree.h (DECL_EXTERNAL): Clarify documentation.
1685 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1686 Jakub Jelinek <jakub@redhat.com>
1689 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1690 argument. Don't drop outer ANDs.
1691 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1692 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1694 * config/s390/predicates.md (setmem_operand): Remove.
1695 (shift_count_operand): Rename to...
1696 (shift_count_or_setmem_operand): ... this. Adjust
1697 s390_decompose_shift_count caller.
1698 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1699 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1700 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1701 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1702 rotl<mode>3_and, setmem_long_and): New insns.
1703 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1704 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1705 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1706 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1707 of shift_count_operand.
1708 (setmem_long): Use shift_count_or_setmem_operand instead of
1711 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1712 Andreas Tobler <a.tobler@schweiz.ch>
1714 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1717 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1719 * expr.c (force_operand): Use convert_to_mode for conversions.
1721 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1723 * reload.h (reg_equiv_invariant): Declare.
1724 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1725 register also when reg_equiv_invariant[R] is set.
1727 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1728 Andreas Tobler <a.tobler@schweiz.ch>
1730 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1732 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1734 * tree-ssa-pre.c (bitmap_set_and): New function.
1735 (bitmap_set_and_compl): New function.
1736 (bitmap_set_empty_p): New function.
1737 (insert_extra_phis): New function.
1738 (compute_avail): Use insert_extra_phis.
1740 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1742 * config/s390/s390.c (s390_expand_atomic): New function.
1743 Adjust comment of helper functions.
1744 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1745 * config/s390/s390.md ("ATOMIC"): New code macro.
1746 ("atomic"): Corresponding new code attribute.
1747 ("sync_lock_test_and_set[hq]i",
1748 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1750 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1752 * config/s390/s390.c (s390_expand_mask_and_shift,
1753 struct alignment_context, init_alignment_context,
1754 s390_expand_cs_hqi): New.
1755 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1756 * config/s390/s390.md ("sync_compare_and_swaphi",
1757 "sync_compare_and_swapqi"): New pattern.
1759 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1761 Fix PR tree-optimization/25291
1762 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1763 redundant and crashing check.
1765 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1768 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1769 tests further when !strict && reload_in_progress.
1770 (print_operand): Check that both operands of indexed address are regs.
1771 (print_operand_address): Likewise.
1772 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1773 (INT_REG_OK_FOR_BASE_P): Correct.
1775 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1777 Preparation for PR rtl-optimization/20070 / part1
1778 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1779 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1780 outgoing_edges_match.
1781 (outgoing_edges_match): Use condjump_equiv_p.
1782 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1784 * struct-equiv.c: New file.
1785 (death_notes_match_p) New function, broken out of insns_match_p.
1786 * Makefile.in (OBJS-common): Add struct-equiv.o.
1787 (struct-equiv.o): New target.
1789 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1791 * coretypes.h: Revert previous change.
1792 * config/darwin.h: Revert previous reversion.
1793 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1795 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1797 * coretypes.h (section): Provide dummy definition for target files.
1798 * config/darwin.h: Revert previous change.
1800 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1802 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1803 * configure.ac: Remove all.build and install-normal from target_list
1804 * configure: Regenerate.
1805 * Makefile.in (install): Don't depend on install-normal.
1807 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1809 * Makefile.in: Document the use of stamps.
1811 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1813 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1814 * Makefile.in: Add code to compute some dependencies on s-gtype
1815 automatically. Remove the declaration of those dependencies.
1817 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1819 * gcc/reload.c (push_secondary_reload): Fix typo:
1820 s/insn_constraint/scratch_constraint/.
1822 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1824 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1826 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1828 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1829 (alpha_elf_select_rtx_section): Return the selected section rather
1830 than emitting assembly code.
1831 (alpha_write_linkage): Emit a ".link" directive directly and then
1832 set in_section to NULL.
1833 (vms_asm_out_constructor): Use switch_to_section.
1834 (vms_asm_out_destructor): Likewise.
1835 (unicosmk_output_common): Set in_section to NULL instead of calling
1836 the dummy common_section function.
1837 (unicosmk_text_section): Delete in favor of...
1838 (unicosmk_output_text_section_asm_op): ...this new function.
1839 (unicosmk_data_section): Delete in favor of...
1840 (unicosmk_output_data_section_asm_op): ...this new function.
1841 (unicosmk_init_sections): New function.
1842 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1843 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1844 the dummy ssib_section function.
1845 (unicosmk_section_buf): Delete.
1846 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1847 (unicosmk_data_section): Delete.
1848 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1849 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1850 (SECTION_FUNCTION_TEMPLATE): Delete.
1851 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1852 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1853 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1854 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1855 (TARGET_ASM_INIT_SECTIONS): Define.
1856 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1857 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1858 (link_section, literals_section): Delete.
1859 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1860 set in_section to NULL.
1862 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1863 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1864 (COMMON_SECTION): Delete.
1865 (TARGET_ASM_INIT_SECTIONS): Define.
1866 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1867 the dummy common_section function.
1868 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1869 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1870 between readonly_data_section and text_section to check whether
1871 read-only data is being put in the text section.
1872 (arm_output_function_epilogue): Use switch_to_section.
1873 (arm_elf_asm_constructor): Likewise.
1874 (thumb_call_via_reg): Replace call to in_text_section with
1875 a comparison between in_section and text_section.
1876 (arm_file_end): Use switch_to_section.
1877 (aof_text_section): Delete in favor of...
1878 (aof_output_text_section_asm_op): ...this new function.
1879 (aof_data_section): Delete in favor of...
1880 (aof_output_data_section_asm_op): ...this new function.
1881 (aof_asm_init_sections): New function.
1882 (zero_init_section): Moved from config/arm/aof.h.
1883 (aof_dump_imports, aof_file_start): Use switch_to_section.
1884 * config/arm/arm.h (thumb_call_via_label): Update comment.
1885 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1886 (common_section): Delete.
1887 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1888 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1889 global switch_to_section function instead of the old port-local one.
1890 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1891 (SWITCH_TO_SECTION_FUNCTION): Delete.
1892 (drectve_section): Redefine as a macro.
1893 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1894 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1897 * config/avr/avr.c (progmem_section): New variable.
1898 (avr_output_progmem_section_asm_op): New function.
1899 (avr_asm_init_sections): New function.
1900 (avr_output_addr_vec_elt): Use switch_to_section.
1901 * config/avr/avr.h (progmem_section): Declare.
1902 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1903 (READONLY_DATA_SECTION): Delete.
1904 (TARGET_ASM_INIT_SECTIONS): Define.
1905 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1906 * config/avr/avr-protos.h (progmem_section): Delete.
1908 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1910 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1911 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1913 * config/darwin-sections.def: New file.
1914 * config/darwin.c: Define all sections in darwin-sections.def.
1915 (output_objc_section_asm_op, darwin_init_sections): New functions.
1916 (machopic_output_indirection): Use switch_to_section.
1917 (machopic_select_section): Return the selected section rather than
1918 emitting assembly code. Replace the static function table with
1919 inline conditional expressions. Update the tests of last_text_section
1920 and move them into the FUNCTION_DECL block.
1921 (machopic_select_rtx_section): Return the selected section rather than
1922 emitting assembly code.
1923 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1924 (darwin_file_end): Use switch_to_section.
1925 * config/darwin.h: Use darwin-sections.def to declare sections.
1926 (INIT_SECTION_ASM_OP): Remove empty definition.
1927 (HAS_INIT_SECTION): Define this instead.
1928 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1929 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1930 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1931 (TARGET_ASM_INIT_SECTIONS): Define.
1932 * config/darwin-protos.h (darwin_init_sections): Declare.
1933 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1934 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1935 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1936 (constructor_section, destructor_section, mod_init_section): Delete.
1937 (mod_term_section): Delete.
1938 (darwin_exception_section, darwin_eh_frame_section): Delete.
1939 (machopic_select_section): Return a section.
1940 (machopic_select_rtx_section): Likewise.
1941 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1942 (const_section, const_coal_section, const_data_section): Delete.
1943 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1944 (literal4_section, literal8_section, constructor_section): Delete.
1945 (mod_init_section, mod_term_section, destructor_section): Delete.
1946 (objc_class_section, objc_meta_class_section, objc_category_section)
1947 (objc_class_vars_section, objc_instance_vars_section): Delete.
1948 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1949 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1950 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1951 (objc_symbols_section, objc_module_info_section): Delete.
1952 (objc_image_info_section, objc_protocol_section): Delete.
1953 (objc_string_object_section, objc_constant_string_object_section)
1954 (objc_class_names_section, objc_meth_var_names_section): Delete.
1955 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1956 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1957 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1958 (darwin_exception_section, darwin_eh_frame_section): Delete.
1959 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1961 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1962 (frv_asm_out_destructor): Likewise.
1963 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1964 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1965 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1967 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1968 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1969 (data_section): Delete.
1971 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1972 (DRECTVE_SECTION_FUNCTION): Delete.
1973 (drectve_section): Redefine as a macro that sets in_section after
1974 emitting the directive.
1975 (SWITCH_TO_SECTION_FUNCTION): Delete.
1976 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1977 in_text_section with comparison between in_section and text_section.
1978 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1979 rather than emitting assembly code. Use get_named_section.
1980 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1982 (machopic_output_stub): Use switch_to_section.
1983 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1984 (nwld_named_section_asm_out_destructor): Use get_section and
1987 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1988 rather than emitting assembly code.
1989 (ia64_rwreloc_select_section): Likewise.
1990 (ia64_rwreloc_select_rtx_section): Likewise.
1991 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1992 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1994 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1995 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1997 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1998 section rather than emitting assembly code.
1999 (iq2000_select_section): Likewise.
2000 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2001 (sbss_section): Delete.
2003 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2004 and get_named_section.
2005 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2007 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2008 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2009 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2010 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2012 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2013 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2014 global switch_to_section function instead of the old port-local one.
2015 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2016 (SWITCH_SECTION_FUNCTION): Delete.
2017 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2018 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2019 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2020 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2022 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2023 global switch_to_section function instead of the old port-local one.
2024 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2026 * config/mips/mips.c (mips_file_start): Update comment.
2027 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2028 (mips_output_aligned_decl_common): Use switch_to_section.
2029 (mips_select_rtx_section): Return the section rather than emitting
2030 assembly code. Use get_named_section.
2031 (mips_function_rodata_section: Likewise get_section.
2032 (build_mips16_function_stub): Use switch_to_section.
2033 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2034 (SDATA_SECTION_ASM_OP): Delete.
2035 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2036 (EXTRA_SECTION_FUNCTIONS): Delete.
2038 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2039 (mmix_asm_output_aligned_local): Use switch_to_section.
2041 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2042 (som_one_only_readonly_data_section): New variables.
2043 (pa_output_function_epilogue): Set in_section to NULL instead of
2044 calling forget_section.
2045 (output_deferred_plabels): Use select_section.
2046 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2047 of calling forget_section.
2048 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2049 (pa_asm_output_aligned_local): Use select_section.
2050 (som_text_section_asm_op): Delete in favor of...
2051 (som_output_text_section_asm_op): ...this new function.
2052 (pa_som_asm_init_sections): New function.
2053 (pa_select_section): Return the section rather than emitting
2055 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2056 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2057 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2058 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2059 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2060 (som_readonly_data_section, som_one_only_readonly_data_section)
2061 (som_one_only_data_section, forget_section): Delete.
2062 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2063 (TARGET_ASM_INIT_SECTIONS): Define.
2064 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2066 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2067 (private_data_section, read_only_private_data_section): New variables.
2068 (sdata2_section, toc_section): New variables.
2069 (rs6000_file_start): Use switch_to_section.
2070 (rs6000_assemble_integer): Use comparisons against in_section
2071 instead of calling in_toc_section and in_text_section. Use
2072 unlikely_text_section_p.
2073 (rs6000_elf_output_toc_section_asm_op): New function, derived
2074 from the old rs6000/sysv4.h toc_section function.
2075 (rs6000_elf_asm_init_sections): New function.
2076 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2077 the section rather than emitting assembly code.
2078 (machopic_output_stub): Use switch_to_section.
2079 (toc_section): Delete dummy function.
2080 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2081 switch_to_section and get_section.
2082 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2083 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2084 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2085 the old rs6000/xcoff.h toc_section function.
2086 (rs6000_xcoff_asm_init_sections): New function.
2087 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2088 the section rather than emitting assembly code.
2089 (rs6000_xcoff_file_start): Use switch_to_section.
2090 (rs6000_xcoff_file_end): Likewise.
2091 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2092 (sdata2_section, sbss_section, private_data_section): Delete.
2093 (read_only_data_section, read_only_private_data_section): Delete.
2094 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2095 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2096 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2097 (FINI_SECTION_FUNCTION): Delete.
2098 (TARGET_ASM_INIT_SECTIONS): Define.
2099 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2100 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2101 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2102 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2103 (READONLY_DATA_SECTION): Delete.
2104 (TARGET_ASM_INIT_SECTIONS): Define.
2105 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2106 to NULL rather than no_section.
2107 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2109 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2111 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2112 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2113 from call to current_function_section.
2115 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2116 (bss100_section): New variable.
2117 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2118 (xstormy16_asm_init_sections): New function.
2119 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2120 switch_to_section and get_section.
2121 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2122 from calls to current_function_section.
2123 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2124 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2125 (TARGET_ASM_INIT_SECTIONS): Define.
2126 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2128 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2129 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2130 (FINI_SECTION_FUNCTION): Delete.
2132 * config/v850/v850.c: Include gt-v850.h.
2133 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2134 (zbss_section): New variables.
2135 (v850_output_aligned_bss): Use switch_to_section.
2136 (v850_asm_init_sections): New function.
2137 (v850_select_section): Return the section rather than emitting
2139 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2140 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2141 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2142 (TARGET_ASM_INIT_SECTIONS): Define.
2143 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2144 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2145 (zbss_section): Delete.
2147 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2149 * config/vx-common.h (vxworks_exception_section): Delete.
2150 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2152 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2153 section rather than emitting assembly code.
2154 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2157 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2158 * coretypes.h (section): New union and typedef.
2159 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2160 from call to current_function_section.
2161 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2162 (dbxout_symbol_location): Use switch_to_section.
2163 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2164 most of the code into...
2165 (default_eh_frame_section): ...here. Return a section.
2166 (collect2_eh_frame_section): Delete, moving most of the code into..
2167 (switch_to_eh_frame_section): ...this new function.
2168 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2169 (debug_macinfo_section, debug_line_section, debug_loc_section)
2170 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2172 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2173 eh_frame_section. Use switch_to_section and get_section.
2174 (dwarf2out_begin_prologue): Use switch_to_section.
2175 (AT_string_form): Check the flags in debug_str_section instead of
2176 DEBUG_STR_SECTION_FLAGS.
2177 (output_comp_unit): Use switch_to_section, get_section, and
2179 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2180 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2181 from call to current_function_section.
2182 (dwarf2out_var_location): Use unlikely_text_section_p.
2183 (dwarf2out_source_line): Use switch_to_section. Remove argument
2184 from call to current_function_section.
2185 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2186 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2187 debug_macinfo_section.
2188 (dwarf2out_init): Initialize the new section variables. Use them
2189 instead of calls to named_section_flags. Use switch_to_section.
2190 (output_indirect_string): Use switch_to_section and debug_str_section.
2191 (dwarf2out_finish): Use switch_to_section and the new section
2193 * except.c (default_exception_section): Return the section instead
2194 of emitting assembly code.
2195 (output_function_exception_table): Use the global exception_section
2196 variable instead of the target hook. Use switch_to_section. Remove
2197 argument from call to current_function_section.
2198 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2199 (shorten_branches): Use pointer comparisons to detect whether the
2200 text section is the same as readonly_data_section.
2201 (profile_function): Use switch_to_section. Remove argument from
2202 call to current_function_section.
2203 (final_scan_insn): Likewise. Update use of last_text_section.
2204 * gengtype.c (open_base_files): Add an include of output.h.
2205 * output.h (text_section, data_section, readonly_data_section)
2206 (ctors_section, dtors_section, bss_section, init_section)
2207 (fini_section, sdata_section): Turn into section pointers.
2208 (in_text_section, in_unlikely_text_section, exports_section)
2209 (drectve_section, named_section, mergeable_string_section)
2210 (last_text_section_name): Delete.
2211 (default_exception_section, default_eh_frame_section): Return sections.
2212 (SECTION_DECLARED, SECTION_NAMED): New macros.
2213 (SECTION_MACH_DEP): Bump value.
2214 (section_common, named_section, unnamed_section): New structures.
2215 (unnamed_section_callback): New typedef.
2216 (section): New union.
2217 (sbss_section, exception_section, eh_frame_section): New variables.
2218 (in_section, last_text_section): Turn into section pointers.
2219 (get_unnamed_section, get_section, get_named_section): New functions.
2220 (mergeable_constant_section, function_section): Return a section.
2221 (unlikely_text_section): Likewise.
2222 (current_function_section): Likewise. Remove the decl argument.
2223 (unlikely_text_section_p, switch_to_section): New functions.
2224 (output_section_asm_op): New function.
2225 (set_named_section_flags, named_section_flags, named_section_real)
2226 (named_section_first_declaration): Delete.
2227 (default_select_section, default_elf_select_section): Return a section.
2228 (default_elf_select_section_1, default_function_rodata_section)
2229 (default_no_function_rodata_section, default_select_rtx_section)
2230 (default_elf_select_rtx_section): Likewise.
2231 * rtl.h (in_data_section): Delete.
2232 * sdbout.c (sdbout_one_type): Use switch_to_section.
2233 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2234 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2235 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2236 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2237 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2238 (TARGET_ASM_OUT): Update after above changes.
2239 * target.h (init_sections): New hook.
2240 (exception_section, eh_frame_section): Delete.
2241 (select_section, select_rtx_section, function_rodata_section): Return
2242 a section rather than emitting assembly code.
2243 * varasm.c (text_section, data_section, readonly_data_section)
2244 (ctors_section, dtors_section, bss_section, init_section)
2245 (fini_section): Turn into section pointers.
2246 (sdata_section, sbss_section, exception_section): New variables.
2247 (eh_frame_section): New variable.
2248 (in_section): Make global and turn into a section pointer.
2249 (last_text_section): Turn into a section pointer.
2250 (unnamed_sections): New variable.
2251 (in_named_name, last_text_section_name): Delete.
2252 (EXTRA_SECTION_FUNCTIONS): Delete.
2253 (in_named_entry): Delete.
2254 (section_htab): New variable, replacing...
2255 (in_named_htab): ...this deleted variable.
2256 (section_entry_eq, section_entry_hash): New functions, based on...
2257 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2258 (get_unnamed_section, get_section): New functions.
2259 (unlikely_text_section): Return a section instead of emitting
2261 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2262 (get_named_section_flags, named_section_first_declaration): Delete.
2263 (unlikely_text_section_p): New function.
2264 (named_section_real, named_section): Delete.
2265 (get_named_section): New function.
2266 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2267 (function_section): Return a section rather than emitting
2269 (current_function_section): Likewise. Remove argument. Use
2270 last_text_section if nonnull, otherwise use function_section.
2271 (default_function_rodata_section): Return a section rather than
2272 emitting assembly code. Use get_section.
2273 (default_no_function_rodata_section): Return a section rather than
2274 emitting assembly code.
2275 (variable_section): Use switch_to_section and get_named_section.
2276 (mergeable_string_section): Return a section rather than emitting
2277 assembly code. Use get_section. Make static. Don't take special
2278 countermeasures for empty strings.
2279 (mergeable_constant_section): Return a section rather than emitting
2280 assembly code. Use get_section.
2281 (default_named_section_asm_out_destructor): Use switch_to_section
2283 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2284 (default_named_section_asm_out_constructor): Use switch_to_section
2286 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2287 (assemble_start_function): Likewise. Set last_text_section to
2288 NULL rather than no_section. Change the type of save_section.
2289 (assemble_zeros, assemble_variable): Use the section flags to detect
2290 whether or not a section is text.
2291 (assemble_static_space): Use switch_to_section.
2292 (assemble_trampoline_template): Likewise.
2293 (output_constant_def_contents): Use switch_to_section and
2295 (output_constant_pool_1): Use switch_to_section. Use the section
2296 flags to see whether sections contain mergeable data.
2297 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2298 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2299 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2300 whether a section has already been declared.
2301 (default_select_section, default_elf_select_section): Return a
2302 section rather than emitting assembly code.
2303 (default_elf_select_section_1): Likewise. Use bss_section for
2304 SECCAT_BSS if nonnull. Use get_named_section.
2305 (default_select_rtx_section): Return a section rather than
2306 emitting assembly code.
2307 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2308 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2309 (output_section_asm_op, switch_to_section): New functions.
2310 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2313 * doc/tm.texi: Expand the introduction to the sections documentation.
2314 (TRAMPOLINE_SECTION): Document new interface.
2315 (SDATA_SECTION_ASM_OP): Document new macro.
2316 (READONLY_DATA_SECTION): Delete.
2317 (SDATA_SECTION_ASM_OP): Document new macro.
2318 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2319 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2320 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2321 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2322 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2324 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2326 * gcc.c (init_gcc_specs): Match braces inside conditionally
2329 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2331 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2333 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2336 * tree.c (integer_all_onesp): Always return true if all bits on.
2338 * testsuite/g++.dg/init/array0.C: New.
2340 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2342 * doc/md.texi: Adapt to implementation.
2344 2005-12-06 Andreas Schwab <schwab@suse.de>
2346 * opts.c (decode_options): Fix typo in message.
2348 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2351 * longlong.h: Merge PPC tests from upstream.
2353 2005-12-06 Richard Guenther <rguenther@suse.de>
2355 * fold-const.c (fold_convert): Do not build and fold
2356 CONVERT_EXPR, but always use NOP_EXPR.
2358 2005-12-06 Jan Beulich <jbeulich@novell.com>
2360 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2361 __builtin_ia32_paddq and __builtin_ia32_psubq.
2362 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2363 __builtin_ia32_pshufw.
2364 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2366 2005-12-05 James E Wilson <wilson@specifix.com>
2369 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2372 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2374 * print-tree.c (print_node): Ditto.
2375 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2376 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2377 before accessing DECL_ARTIFICIAL.
2378 Handle new tag tree codes.
2379 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2381 (unmodifiable_var_p): Ditto.
2382 * tree-flow.h (mem_tag_kind): Remove.
2383 (struct var_ann_d): Remove mem_tag_kind member.
2384 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2385 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2386 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2387 (group_aliases): Ditto.
2388 (setup_pointers_and_addressables): Ditto.
2389 (is_escape_site): Ditto.
2390 (may_alias_p): Ditto.
2391 (create_tag_raw): New function.
2392 (create_memory_tag): Use it.
2393 (dump_alias_info): Update for tags.
2394 (may_be_aliased): Ditto.
2395 (add_type_alias): Ditto.
2396 (new_type_alias): Ditto.
2397 (create_sft): Ditto.
2398 (create_structure_vars): Ditto.
2399 * tree-ssa-ccp.c (get_default_value): Ditto.
2400 * tree-ssa-operands.c (get_expr_operands): Ditto.
2401 (add_stmt_operand): Ditto.
2402 (add_call_clobber_ops): Remove duplicated condition.
2403 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2405 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2406 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2407 * tree.c (init_ttree): Update structures for new tree codes.
2408 (tree_code_size): Update sizes for new tree codes.
2409 (make_node_stat): Don't try to set common things on minimal
2411 (tree_node_structure): Update for tags.
2412 (is_global_var): Ditto.
2413 * tree.def: Add new tree codes.
2414 * tree.h (MTAG_P): New macro.
2415 (TREE_MEMORY_TAG_CHECK): Ditto.
2416 (SSA_VAR_P): Update for tags.
2417 (struct tree_memory_tag): New structure.
2418 (MTAG_GLOBAL): New macro.
2419 (union tree_node): Add memory tag member.
2420 * treestruct.def (TS_MEMORY_TAG): New.
2422 2005-12-05 Dale Johannesen <dalej@apple.com>
2424 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2425 what was approved (PR 24323).
2427 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2429 * doc/c-tree.texi (Function Bodies): Remove description of
2432 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2434 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2435 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2436 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2437 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2438 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2439 __divxc3): Document.
2441 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2443 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2445 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2446 hook_bool_void_false.
2447 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2448 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2450 * config/darwin.c (machopic_select_section): It's not defined
2451 as weak if it's only marked as weak_import.
2453 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2456 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2457 A hidden weak object does bind locally. Strong linkonce data
2458 counts like any other strong symbol for binding.
2459 (weak_finish_1): Don't specially handle weakrefs, they no longer
2461 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2462 * c-common.c (handle_alias_attribute): Allow static aliases
2464 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2465 * gthr-dce.h: Make weakrefs static.
2466 * gthr-tpf.h: Likewise.
2467 * gthr-solaris.h: Likewise.
2468 * gthr-posix.h: Likewise.
2469 * gthr-posix95.h: Likewise.
2470 * config/darwin.c (darwin_encode_section_info): static weakref
2471 variables are not necessarily defined in this translation unit.
2472 * doc/extend.texi (Function Attributes): Mention that an alias
2473 attribute creates a definition for the thing it's attached to.
2474 Change the documentation for weakref to say that the thing
2475 it's attached to must be static.
2477 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2478 we don't go into an infinite loop.
2480 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2482 * config/rs6000/predicates.md (logical_const_operand): Split
2483 out of logical_operand.
2484 (logical_operand): Use it.
2485 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2486 logical_const_operand.
2488 2005-12-05 Jan Beulich <jbeulich@novell.com>
2490 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2491 and IX86_BUILTIN_CMPNESS.
2492 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2493 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2494 * config/i386/i386.md (movti_internal): Correct type attribute.
2495 Simplify mode attribute.
2496 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2497 Correct type attribute.
2498 (absxf2): Correct operator.
2499 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2500 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2501 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2503 (sse2_vmsqrtv2df2): Correct mode attribute.
2505 2005-12-05 Jan Beulich <jbeulich@novell.com>
2507 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2508 16 bits. Provide insn pattern for this case.
2510 2005-12-05 Jan Beulich <jbeulich@novell.com>
2512 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2514 (__popcountDI2): Likewise.
2516 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2519 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2520 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2521 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2524 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2526 * c-typeck.c (null_pointer_constant_p): New function.
2527 (build_conditional_expr, build_c_cast, convert_for_assignment,
2528 build_binary_op): Use it.
2530 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2532 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2533 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2535 (check_function_arguments_recurse): Allow both NOP_EXPR and
2536 CONVERT_EXPR but check conversions preserve precision.
2537 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2538 but check conversions preserve precision.
2539 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2542 2005-12-04 Roger Sayle <roger@eyesopen.com>
2545 * common.opt (Wstring-literal-comparison): New command line option.
2546 * c-opts.c (c_common_handle_option): Set it with -Wall.
2547 * c-typeck.c (parser_build_binary_op): Issue warning if either
2548 operand of a comparison operator is a string literal, except for
2549 testing equality or inequality against NULL.
2551 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2553 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2555 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2556 of building a NOP_EXPR.
2557 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2559 * c-convert.c (convert): Use fold_convert instead of building
2560 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2561 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2563 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2564 NOP_EXPR the same as CONVERT_EXPR.
2565 * c-typeck.c (build_function_call): Use fold_convert instead of
2566 building a NOP_EXPR directly.
2567 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2569 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2571 PR rtl-optimization/25197
2572 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2575 2005-12-02 Stuart Hastings <stuart@apple.com>
2577 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2580 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2582 * c-typeck.c (default_function_array_conversion,
2583 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2584 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2585 orig_op2. Don't check them for NOP_EXPR.
2586 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2587 around integer zero.
2589 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2591 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2592 toc_save_offset, toc_size, lr_size.
2593 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2594 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2595 Adjust for removal of unused rs6000_stack_t fields.
2596 (debug_stack_info): Adjust.
2597 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2598 first, and don't bother checking for set/inc of lr on sibcalls.
2599 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2601 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2604 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2605 5 if operand 1 is not aligned. Undo previous constraint change.
2606 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2608 2005-12-02 Richard Guenther <rguenther@suse.de>
2610 * tree.h (build): Remove prototype.
2611 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2612 * tree.c (build): Remove.
2613 (build0_stat): Update comment.
2615 2005-12-02 Richard Guenther <rguenther@suse.de>
2617 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2618 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2620 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2621 maybe_fold_offset_to_component_ref): Likewise.
2622 * tree-ssa-dom.c (thread_across_edge,
2623 simplify_rhs_and_lookup_avail_expr,
2624 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2626 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2627 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2628 lower_try_finally_switch): Likewise.
2629 * tree-if-conv.c (add_to_dst_predicate_list,
2630 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2631 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2632 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2633 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2634 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2635 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2636 gimplify_init_ctor_eval, gimplify_init_constructor,
2637 gimplify_variable_sized_compare, gimplify_boolean_expr,
2638 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2639 gimplify_expr, gimplify_body, gimplify_function_tree,
2640 force_gimple_operand): Likewise.
2641 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2642 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2643 mx_register_decls): Likewise.
2644 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2645 get_frame_field, finalize_nesting_tree_1): Likewise.
2646 * tree-inline.c (setup_one_parameter): Likewise.
2647 * tree-vect-transform.c (vectorizable_condition): Likewise.
2648 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2650 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2651 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2652 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2653 * tree-chrec.h (build_polynomial_chrec): Likewise.
2655 2005-12-02 Richard Guenther <rguenther@suse.de>
2657 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2658 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2659 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2660 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2661 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2662 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2663 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2665 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2666 sh_adjust_unroll_max): Likewise.
2667 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2668 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2669 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2671 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2673 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2676 2005-12-02 Richard Guenther <rguenther@suse.de>
2678 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2679 simplify_cond_using_ranges): Use buildN instead of build.
2680 * tree-tailcall.c (adjust_accumulator_values,
2681 adjust_return_value): Likewise.
2682 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2683 generate_element_copy, generate_element_zero,
2684 generate_one_element_init): Likewise.
2685 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2686 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2687 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2688 perfect_nestify): Likewise.
2690 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2692 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2694 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2696 * ggc.h (GGC_RESIZEVEC): New.
2698 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2700 * gcc.c (execute): Improve readability.
2702 2005-12-02 Richard Guenther <rguenther@suse.de>
2704 * tree-cfg.c (mark_used_vars): New function.
2705 (dump_function_to_file): Dump only used VAR_DECLs.
2707 2005-12-02 Richard Guenther <rguenther@suse.de>
2709 * convert.c (convert_to_integer): Fix compare for nonpositive
2710 constant to use tree_int_cst_sgn <= 0.
2712 2005-12-02 Richard Guenther <rguenther@suse.de>
2714 * convert.c (convert_to_integer): Use fold_convert instead
2715 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2716 instead of comparing against 0. Use build_int_cst instead
2717 of converting integer_zero_node.
2719 2005-12-02 Richard Guenther <rguenther@suse.de>
2721 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2724 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2727 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2730 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2733 * function.c (expand_function_end): Emit blockage for unwinder
2736 2005-12-01 Roger Sayle <roger@eyesopen.com>
2738 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2739 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2740 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2741 integer constant comparisons.
2743 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2744 Janis Johnson <janis187@us.ibm.com>
2745 David Edelsohn <dje@watson.ibm.com>
2746 Ben Elliston <bje@au.ibm.com>
2748 * dfp.h, dfp.c: New files.
2749 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2750 (DECNUM_H): Likewise.
2751 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2752 (INCLUDES): Append $(DECNUMINC).
2753 (OBJS-common): Add dfp.o.
2755 * real.h (EXP_BITS): Pinch one bit to ..
2756 (struct real_value): Add decimal field.
2757 (real_format): Change table size, update documentation.
2758 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2759 (real_from_string3): Declare.
2760 (decimal_single_format): Declare.
2761 (decimal_double_format): Declare.
2762 (decimal_quad_format): Declare.
2763 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2764 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2765 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2766 * real.c: Include dfp.h.
2767 (normalize): Early return for decimal floats.
2768 (do_add): Zero decimal field.
2769 (do_compare): Call do_decimal_compare for decimal floats.
2770 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2771 (real_arithmetic): Call decimal_real_arithmetic for decimal
2772 floating point operands.
2773 (real_identical): If a and b are of differing radix, return false.
2774 (real_to_integer): Call decimal_real_to_integer if the value is a
2776 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2777 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2778 (real_to_hexadecimal): Place "N/A" in the return string for
2780 (real_from_string3): New variant, given a mode.
2781 (real_maxval): Use decimal_real_maxval for decimal floats.
2782 (round_for_format): Use decimal_round_for_format for decimals.
2783 (real_convert): Use decimal_real_convert where appropriate.
2784 (significand_size): Handle base 10.
2785 (encode_decimal_single, decode_decimal_single,
2786 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2787 decode_decimal_quad): New functions.
2788 (decimal_single_format): New.
2789 (decimal_double_format): New.
2790 (decimal_quad_format): New.
2791 * machmode.def: Add SD, DD and TD decimal floating point modes.
2792 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2793 Include MODE_DECIMAL_FLOAT.
2794 (DECIMAL_FLOAT_MODE_P): New.
2795 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2796 * genmodes.c (struct mode_data): Add counter field.
2797 (struct mode_data): Update comment for format.
2798 (blank_mode): Initialise counter field.
2799 (new_mode): Increment counter field for each mode defined.
2800 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2802 (make_complex_modes): Handle modes containing `D'.
2803 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2804 (make_decimal_float_mode): New.
2805 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2806 (cmp_modes): Compare counter field if other characteristics
2808 (emit_real_format_for_mode): Support formats for decimal floats.
2809 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2810 Document MODE_DECIMAL_FLOAT.
2812 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2814 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2817 2005-12-01 Richard Henderson <rth@redhat.com>
2819 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2821 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2823 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2825 * config/pa/pa.c (pa_init_builtins): If we detect
2826 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2829 2005-12-01 Richard Guenther <rguenther@suse.de>
2831 * fold-const.c (fold_binary): Use fold_build2, not
2834 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2836 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2838 * vec.h (VEC_block_remove): New.
2840 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2843 * c-common.c (lvalue_error): Fix wording.
2845 2005-12-01 Richard Guenther <rguenther@suse.de>
2847 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2848 thinko in last patch.
2850 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2852 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2853 than -flat_namespace.
2855 2005-12-01 Ben Elliston <bje@au.ibm.com>
2857 * mklibgcc.in: Parameterise the script to build soft float
2858 functions by iterating over each type, rather than cloning the
2861 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2864 * builtins.c (fold_builtin_fputs): Defer check for missing
2865 replacement functions.
2867 2005-11-30 Kean Johnston <jkj@sco.com>
2869 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2870 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2872 2005-11-30 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/22501
2875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2876 function split out from ...
2877 (forward_propagate_addr_expr): ... here. Use it to propagate
2878 ADDR_EXPRs to all uses.
2880 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2882 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2883 * builtins.c (expand_builtin_mathfn): Use them.
2884 (expand_builtin_mathfn_2): Likewise.
2885 (expand_builtin_mathfn_3): Likewise.
2886 (expand_builtin_int_roundingfn): Likewise.
2887 (expand_builtin): Likewise.
2888 (integer_valued_real_p): Likewise.
2889 (fold_builtin_int_roundingfn): Likewise.
2890 (fold_builtin_bitop): Likewise.
2891 (fold_builtin_logarithm): Likewise.
2892 (fold_builtin_1): Likewise.
2893 * convert.c (convert_to_integer): Likewise.
2894 * fold-const.c (negate_mathfn_p): Likewise.
2895 (tree_expr_nonnegative_p): Likewise.
2897 2005-11-30 Dale Johannesen <dalej@apple.com>
2898 Andrew Pinski <pinskia@physics.uc.edu>
2900 * combine.c (find_split_point): Sign extend bitmask
2901 when changing bitfield assignment to IOR of AND.
2903 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2905 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2906 clobber to scratch reg.
2907 (*decrement_and_branch_until_zero_no_clobber): Remove.
2908 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2909 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2910 * config/ms1/ms1.opt (mmul): Remove.
2911 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2912 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2914 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2915 Bernd Schmidt <bernd.schmidt@analog.com>
2917 * pa/predicates.md (symbolic_operand): Add comment.
2918 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2919 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2920 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2921 (pa_secondary_reload_class): Delete.
2922 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2923 and pa_secondary_reload_class. Reorder some checks. Update inline
2924 copy of symbolic operand.
2925 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2927 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2929 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2932 2005-11-30 Jeff Law <law@redhat.com>
2934 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2935 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2937 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2939 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2940 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2941 (ia64_expand_move): Adjust caller.
2943 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2944 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2947 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2949 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2950 Always produce an output if we can remove NEGs or canonicalize
2951 (minus (minus ...)) expressions. Provide a fast path for the
2953 (simplify_gen_binary): Do not call simplify_plus_minus.
2954 (simplify_binary_operation_1): Reassociate at the end of the
2957 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2959 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2960 moves and unpack to speed up.
2962 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2964 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2965 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2966 (gen_v9_scc): Update callers.
2967 * config/sparc/sparc.md: Likewise.
2968 * config/sparc/sparc-protos.h: Update extern declaration.
2970 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2972 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2974 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2977 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2979 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2980 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2981 (negate_expr): Here.
2983 2005-11-29 Ben Elliston <bje@au.ibm.com>
2985 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2986 Fix typo in comment.
2988 2005-11-29 Ben Elliston <bje@au.ibm.com>
2990 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2991 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2993 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * builtins.c (init_target_chars): New.
2998 (expand_builtin_printf, expand_builtin_fprintf,
2999 expand_builtin_sprintf, fold_builtin_sprintf,
3000 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3001 fold_builtin_snprintf_chk, fold_builtin_printf,
3002 fold_builtin_fprintf): Check for matching format strings using
3005 2005-11-29 Paul Brook <paul@codesourcery.com>
3007 * config.gcc: Do not use fixproto on m68k-elf.
3009 2005-11-28 Roger Sayle <roger@eyesopen.com>
3011 * expmed.c (div_cost): Replace with...
3012 (sdiv_cost, udiv_cost): New.
3013 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3014 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3015 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3016 (expand_divmod): Replace use of div_cost with either sdiv_cost
3017 or udiv_cost depending upon the signedness of the operation.
3019 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3022 * config/darwin.c (machopic_indirection_name,
3023 machopic_output_indirection): Follow transparent alias chain.
3025 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3027 * varasm.c (ultimate_transparent_alias_target): Add comment.
3029 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3031 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3032 SET_SRC instead of XEXP where appropriate.
3034 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3036 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3039 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3041 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3042 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3045 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3047 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3048 secondary_input_reload_class, made static. Adapt to new
3050 (secondary_output_reload_class): Delete.
3051 (TARGET_SECONDARY_RELOAD): New macro.
3052 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3053 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3055 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3058 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3059 when its natural alignment is > BITS_PER_UNIT.
3060 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3061 * c-common.c (handle_packed_attribute): Ignore packing on a field
3062 whose type is naturally char aligned.
3064 2005-11-28 Richard Guenther <rguenther@suse.de>
3066 * c-common.c (strict_aliasing_warning): Handle all
3067 component-ref like accesses.
3069 2005-11-28 Roger Sayle <roger@eyesopen.com>
3070 Uros Bizjak <uros@kss-loka.si>
3073 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3074 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3075 when flag_unsafe_math_optimizations is set and
3076 we don't care about NaNs or Infinities.
3078 Move x/expN(y) and x/pow(y,z) transformation into common
3079 flag_unsafe_math_optimizations section.
3081 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3083 * gcc.c (main): Change type of argv to "char **".
3085 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3087 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3088 small data sections.
3089 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3090 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3091 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3092 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3093 output locals to sbss if !rs6000_elf_in_small_data_p.
3094 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3096 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3099 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3100 generated by reload.
3101 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3102 indexed_or_indirect_address.
3103 (indexed_or_indirect_address): Don't test for base reg. Call
3104 address_operand last. Make it a special predicate.
3106 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3108 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3110 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3113 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3115 (negate_expr): Likewise.
3117 2005-11-27 Andreas Schwab <schwab@suse.de>
3119 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3122 2005-11-27 Steven Bosscher <stevenb@suse.de>
3124 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3125 has EH predecessor edges.
3127 2005-11-26 Eric Christopher <echristo@apple.com>
3129 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3130 register stalls by zero extending to the full register.
3132 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3134 * config/floatunsisf.c, config/floatunsidf.c,
3135 config/floatunsixf.c, config/floatunsitf.c: New files.
3136 * config/ia64/t-hpux: Add floatunsitf.c.
3137 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3138 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3140 2005-11-26 Richard Henderson <rth@redhat.com>
3142 * c-lex.c (pragma_lex): Rename from c_lex.
3143 * c-pch.c: Update for pragma_lex rename.
3144 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3145 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3146 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3147 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3148 * doc/tm.texi: Likewise.
3150 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3153 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3154 when overflow is undefined.
3156 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3158 * doc/md.texi (Insn Canonicalizations): Refer to the
3159 function commutative_operand_precedence for further rules.
3161 2005-11-25 Roger Sayle <roger@eyesopen.com>
3164 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3165 is less than zero. Limit mult_cost to a reasonable upper bound for
3166 the synthetic multiplication sequence.
3168 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3171 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3172 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3173 Lookup the explicit replacement functions for any unlocked
3174 stdio builtin transformations.
3176 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3178 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3180 * targhooks.c (default_secondary_reload): Don't require operand 2
3181 for an input reload to be earlyclobber.
3183 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3185 * fold-const.c (negate_mathfn_p): Fix comment and add support
3186 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3189 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3192 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3193 _Q_ulltoq for unsigned conversions from SImode and DImode to
3196 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3198 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3199 (__floatundidf, __floatundisf): Likewise.
3201 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3203 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3204 (rs6000_override_options): Remove initialization of
3205 rs6000_sr_alias_set.
3206 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3207 (rs6000_emit_stack_tie): Same.
3208 (emit_frame_save): Same.
3209 (gen_frame_mem_offset): Same.
3210 (rs6000_emit_prologue): Same.
3211 (rs6000_emit_epilogue): Same.
3213 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3216 * fold-const.c (fold_build): Convert bool_var != 1 and
3217 bool_var == 0 to !bool_var.
3219 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3222 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3223 for C being INTEGER_CST. Likewise for !=.
3225 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3228 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3229 unsigned conversions from SImode to TFmode.
3231 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3233 * expr.c (expand_expr_real_1): Fix error in last change.
3235 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3237 * caller-save.c: (this_insn_sets): Move into:
3238 (save_call_clobbered_regs).
3239 (mark_set_regs): Get this_insn_sets from data.
3241 (save_call_clobbered_regs): Take sets of the return value by
3242 sibcalls into account.
3244 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3247 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3248 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3249 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3250 (memory_move_secondary_cost, init_reg_autoinc): Remove
3251 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3252 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3253 secondary_reload_class call.
3254 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3256 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3257 (push_secondary_reload): Use secondary_reload target hook.
3258 (secondary_reload_class, scratch_reload_class): New functions.
3259 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3260 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3261 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3262 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3263 (secondary_reload_class, scratch_reload_class): Declare.
3264 * reload1.c: Include target.h.
3265 (reload_adjust_reg_for_temp): New function.
3266 (reload_adjust_reg_for_icode): Likewise.
3267 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3268 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3270 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3271 for inheritance. Support case when both secondary & tertiary reloads
3272 are for intermediate registers.
3273 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3274 with secondary_reload_class call. Support case when both secondary
3275 & tertiary reloads are for intermediate registers.
3276 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3277 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3278 * target.h (secondary_reload_info): New struct / typedef.
3279 (struct gcc_target): New member secondary_reload.
3280 * targhooks.c Include reload.h, optabs.h and recog.h.
3281 (default_secondary_reload): New function.
3282 * targhooks.h (default_secondary_reload): Declare.
3283 * doc/tm.texi: Document secondary_reload target hook. Update
3284 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3285 * doc/md.texi: Likewise.
3287 * sh-protos.h (sh_secondary_reload): Declare.
3288 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3289 (sh_secondary_reload): New function.
3290 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3291 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3292 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3293 (HAVE_SECONDARY_RELOADS): Define.
3294 * sh.md (reload_indf): Rename to:
3296 (reload_outdf): Rename to:
3297 (reload_outdf__RnFRm).
3298 (reload_insf): Rename to:
3300 (reload_insi): Rename to:
3301 (reload_insi__i_fpul).
3303 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3305 * configure.ac: Require at least texinfo 4.4.
3306 * configure: Regenerate.
3308 * doc/install.texi (Tools/packages necessary for building GCC):
3309 Update required version of texinfo to at least 4.4.
3310 (Installing GCC: Building): Update required version of texinfo
3312 (Installing GCC: Final installation): Update required version
3313 of texi2dvi to at least 4.4.
3314 (Host/target specific installation notes for GCC): Update required
3315 version of texinfo to at least 4.4.
3317 2005-11-24 Richard Guenther <rguenther@suse.de>
3318 Dirk Mueller <dmueller@suse.de>
3321 * c-common.h (strict_aliasing_warning): Declare.
3322 * c-common.c (strict_aliasing_warning): New function,
3324 * c-typeck.c (build_c_cast): ... here.
3326 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3328 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3330 (swap_commutative_operands_with_target): New.
3332 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3334 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3335 also when doing PRE, rather than only for global CPROP.
3337 2005-11-24 Ben Elliston <bje@au.ibm.com>
3339 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3340 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3342 (expand_twoval_unop): Likewise.
3343 (widen_clz): Likewise.
3344 (expand_parity): Likewise.
3345 (expand_unop): Likewise.
3346 (emit_cmp_and_jmp_insn_1): Likewise.
3347 (prepare_float_lib_cmp): Likewise.
3349 2005-11-24 Ben Elliston <bje@au.ibm.com>
3351 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3352 Remove unused `class' variable.
3354 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3357 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3358 C/C++ diagnostic function warn_array_subscript_with_type_char.
3359 * c-common.h (warn_array_subscript_with_type_char): Declare.
3360 * c-common.c (warn_array_subscript_with_type_char): Define.
3362 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3365 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3366 compiling at the intersection of C and C++.
3368 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3370 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3371 List @file in the option summary. Include the libiberty
3372 documentation for @file.
3373 * gcc.c (main): Call expandargv.
3374 * Makefile.in (gcc-vers.texi): Define srcdir.
3376 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3378 * passes.c (init_optimization_passes): Document
3379 sequencing of passes.
3381 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3383 * config/m68k/predicates.md (pcrel_address, extend_operator,
3384 post_inc_operand, pre_dec_operand): Remove redundant
3386 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3388 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3390 2005-11-23 Ben Elliston <bje@au.ibm.com>
3392 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3394 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3396 Preparatory work for PR target/21623:
3397 * alpha.c (secondary_reload_class): Rename to:
3398 (alpha_secondary_reload_class).
3399 * alpha.h, alpha-protos.h: Likewise.
3400 * mn10300.c (secondary_reload_class): Rename to:
3401 (mn10300_secondary_reload_class).
3402 * mn10300.h, mn10300-protos.h: Likewise.
3403 * pa.c (secondary_reload_class): Rename to:
3404 (pa_secondary_reload_class).
3405 * pa.h, pa-protos.h: Likewise.
3406 * rs6000.c (secondary_reload_class): Rename to:
3407 rs6000_secondary_reload_class.
3408 * rs6000.h, rs6000-protos.h: Likewise.
3410 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3413 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3415 2005-11-22 Ian Lance Taylor <ian@airs.com>
3417 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3419 (prepare_cmp_insn): Likewise.
3421 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3424 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3425 if both operands[0] and operands[1] are memory.
3427 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3430 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3431 COMPARISON_CLASS_P and an integral types create create a new
3432 expression with the new type and fold that.
3434 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3437 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3438 to SUBTARGET_OS_CPP_BUILTINS.
3440 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3442 * arm.c (emit_set_insn): New function.
3443 (arm_split_constant): Call it.
3444 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3445 (arm_legitimize_address): Likewise. Use plus_constant.
3446 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3447 (thumb_expand_prologue): Likewise.
3448 (arm_gen_load_multiple): Use VOIDmode in SET.
3449 (arm_gen_store_multiple): Likewise.
3450 (vfp_emit_fstmx): Likewise. Use plus_constant.
3451 (emit_multi_reg_push): Likewise.
3452 (emit_sfm): Use plus_constant.
3454 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3457 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3460 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3463 * expmed.c (store_bit_field): Don't attempt to insv a field
3464 larger than the reg.
3466 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3469 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3470 explicit sign extension, not a (char) cast.
3472 2005-11-22 Ben Elliston <bje@au.ibm.com>
3474 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3475 GET_MODE_CLASS (x) == MODE_FLOAT.
3476 * config/i386/i386.c: Likewise.
3477 * config/rs6000/xcoff.h: Likewise.
3478 * config/rs6000/linux64.h: Likewise.
3479 * config/rs6000/rs6000.c: Likewise.
3480 * config/rs6000/rs6000.h: Likewise.
3481 * config/rs6000/predicates.md: Likewise.
3482 * config/rs6000/sysv4.h: Likewise.
3484 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3489 * config/alpha/freebsd.h, config/alpha/linux.h,
3490 config/arm/linux-elf.h, config/bfin/bfin.h,
3491 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3492 config/i386/beos-elf.h, config/i386/gnu.h,
3493 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3494 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3495 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3496 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3497 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3498 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3499 config/sparc/linux.h, config/sparc/linux64.h,
3500 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3502 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3503 are both defined when either flag -fpic or -fPIC are used.
3505 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3507 * config/fp-bit.c (clzusi): New function.
3508 (si_to_float, usi_to_float): Use it to compute proper shift.
3509 (usi_to_float): Preserve guard bits when shifting right.
3510 * libgcc-std.ver (GCC_4.2.0): New version.
3511 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3512 __floatundisf): New functions.
3513 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3514 __floatundisf): Declare.
3515 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3516 _floatundixf, and _floatunditf.
3517 * optabs.c (expand_float): If target does not define a pattern for
3518 signed or unsigned conversion, use an unsigned libcall instead of
3520 (init_optabs): Initialize ufloat_optab.
3522 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3524 * config/rs6000/rs6000.opt (mmulhw): New option.
3525 * doc/invoke.texi (-mmulhw): Document.
3526 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3528 * config/rs6000/rs6000.md: Add half-word multiply and
3529 multiply-accumulate instructions for 405 and 440.
3531 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3533 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3534 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3535 default now includes a linker group which makes the RTEMS one nest.
3537 2005-11-22 Ben Elliston <bje@au.ibm.com>
3539 * cse.c (fold_rtx): Typo fix.
3540 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3542 2005-11-21 Richard Henderson <rth@redhat.com>
3544 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3545 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3547 * c-tree.h (lookup_name): Move declaration ...
3548 * c-common.h (lookup_name): ... here.
3549 * config/darwin-c.c: Include c-common.h.
3550 * config/t-darwin: Update dependencies.
3552 2005-11-22 Ben Elliston <bje@au.ibm.com>
3554 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3555 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3556 * genopinit.c (gen_insn): Likewise.
3557 * reload.c (find_equiv_reg): Likewise.
3558 * loop.c (load_mems): Likewise.
3559 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3560 * cse.c (find_comparison_args, fold_rtx): Likewise.
3561 * dwarf2out.c (add_const_value_attribute): Likewise.
3562 * expr.c (convert_move): Likewise.
3563 * recog.c (general_operand, register_operand): Likewise.
3564 * reg-stack.c (replace_reg): Likewise.
3565 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3566 * c-common.c (handle_vector_size_attribute): Likewise.
3567 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3568 (simplify_binary_operation_1): Likewise.
3569 (simplify_const_binary_operation): Likewise.
3570 (simplify_relational_operation): Likewise.
3571 (simplify_const_relational_operation): Likewise.
3572 (simplify_immed_subreg): Likewise.
3573 * emit-rtl.c (gen_lowpart_common): Likewise.
3574 * expmed.c (expand_mult): Likewise.
3575 * stor-layout.c (layout_type): Likewise.
3577 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3580 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3581 cst2 only for SPE vectors.
3583 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3586 * config/rs6000/predicates.md (vrsave_operation): Check
3587 UNSPEC_VOLATILE value.
3589 2005-11-21 Jan Hubicka <jh@suse.cz>
3591 PR tree-optimization/24653
3592 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3594 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3596 * config/i386/predicates.md (ax_reg_operand): New predicate.
3597 (memory_displacement_only_operand): New predicate.
3598 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3599 operand is AX register and the other operand is memory operand
3600 with displacement only.
3602 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3604 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3605 if we don't care about NaNs or Infinities.
3607 2005-11-20 Ian Lance Taylor <ian@airs.com>
3609 PR rtl-optimization/24883
3610 * combine.c (combinable_i3pat): When checking whether the
3611 destination of i3 is used in i3, consider paradoxical subregs.
3613 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3616 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3618 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3620 * combine.c (try_combine): Do not run subst on i1src and i2src in
3621 the case of generating a PARALLEL for a comparison.
3623 2005-11-20 Richard Henderson <rth@redhat.com>
3626 * tree-sra.c (struct sra_elt): Add all_no_warning.
3627 (struct sra_walk_fns) <use>: Add use_all argument.
3628 (sra_walk_expr): Pass it.
3629 (sra_walk_modify_expr): Likewise.
3630 (scalarize_ldst): Likewise.
3631 (scan_use): Update for new argument.
3632 (mark_no_warning): New.
3633 (scalarize_use): Use it.
3635 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3637 * expr.c (expand_expr_real): Use usmul_optab for widening
3638 signed * unsigned multiplies.
3639 * genopinit.c (optabs): Add usmul_widen_optab.
3640 * optabs.c (init_optabs): Likewise.
3641 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3642 (usmul_widen_optab): Define.
3643 * config/bfin/bfin.md (usmulhisi3): New pattern.
3645 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3647 2005-11-20 Graham Stott <btinternet.com>
3649 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3651 2005-11-20 Andreas Schwab <schwab@suse.de>
3654 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3657 2005-11-19 Richard Henderson <rth@redhat.com>
3660 * tree-gimple.c (is_gimple_id): Export.
3661 * tree-gimple.h (is_gimple_id): Declare.
3662 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3663 (get_default_value): Use it.
3664 (maybe_fold_stmt_indirect): Likewise.
3666 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3668 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3669 than VR1 or vice-versa.
3671 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3675 * reload.c (find_reloads_address_1): Mention dependency on
3677 * reload1.c (gen_reload): For IN with an unary operation, try
3678 moving inner expression to OUT if trivial SET is not valid.
3679 Confirm that the result is valid. Move common code block into...
3680 (emit_insn_if_valid_for_reload): New function.
3682 2005-11-19 Richard Guenther <rguenther@suse.de>
3684 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3685 ARRAY_REFs of constant strings.
3687 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3689 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3690 fatal format string.
3692 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3694 * combine.c (make_compound_operation): Swap operands of
3695 commutative operation if necessary before returning.
3697 2005-11-19 Richard Guenther <rguenther@suse.de>
3700 * fold-const.c (fold_plusminus_mult_expr): New function.
3701 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3702 cases, remove now unnecessary code.
3704 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3706 * gensupport.c (old_preds): Rename to std_preds, add special field.
3707 (struct old_pred_table): Rename to struct std_pred_table, add special
3709 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3710 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3711 (init_predicate_table): Adjust, and set along the way whether a
3712 predicate is special.
3714 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3716 * BASE-VER: Change to 4.2.0.
3718 2005-11-18 James E Wilson <wilson@specifix.com>
3720 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3723 2005-11-18 Mike Stump <mrs@apple.com>
3725 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3726 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3727 * c-decl.c (lookup_name_two) Remove.
3728 * c-tree.h (lookup_name_two): Remove.
3729 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3730 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3731 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3732 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3734 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3737 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3738 when not generating code to use that co-processor.
3740 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3742 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3743 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3744 these functions are now in tree-phinodes.c.
3746 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3748 * config/bfin/bfin.md (trap): New pattern.
3750 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3752 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3755 * expr.c (expand_expr_real): Don't call record_block_change unless
3756 ib_boundaries_block is non-null
3758 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3760 * fold-const.c (build_range_check): Use proper type for subtraction
3761 when merging lower bound.
3763 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3765 PR rtl-optimization/24497
3766 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3769 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3771 * tree-scalar-evolution.c (expression_expensive_p): New function.
3772 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3774 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3776 * config/bfin/crtlibid.s: New file.
3778 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3781 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3782 when not using sjlj exceptions.
3783 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3784 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3785 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3786 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3787 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3788 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3789 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3790 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3791 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3792 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3793 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3794 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3795 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3797 * config/pa/hpux-unwind.h: New file.
3799 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3801 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3802 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3803 * varasm.c (do_assemble_alias): Adjust call.
3804 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3806 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3808 2005-11-17 James E Wilson <wilson@specifix.com>
3810 * tree.def (FUNCTION_DECL): Correct typo in comment.
3812 2005-11-17 Richard Henderson <rth@redhat.com>
3814 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3815 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3816 and DW_CFA_def_cfa_sf.
3817 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3818 (dbx_reg_number): Don't assert particular registers here.
3819 (based_loc_descr): ... do it here instead. Fold in ...
3820 (eliminate_reg_to_offset): ... this function.
3821 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3822 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3823 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3824 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3825 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3826 (instantiate_virtual_regs): Likewise.
3827 * var-tracking.c (adjust_stack_reference): Likewise.
3828 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3830 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3832 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3833 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3834 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3836 ($(T)crtlibid.o): New rule.
3838 2005-11-16 Richard Guenther <rguenther@suse.de>
3841 * fold-const.c (extract_array_ref): Return byte offset
3843 (fold_binary): Fold &x[a] CMP &x[b] to
3844 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3847 2005-11-16 Richard Henderson <rth@redhat.com>
3850 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3851 parts of an SSA_NAME.
3853 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3856 * arm.md (split for movsf with immediate): Restrict split to insns
3857 that set a general register.
3859 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3861 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3863 * unwind-dw2.c (uw_advance_context): Likewise.
3864 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3865 _Unwind_SjLj_Unregister.
3866 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3868 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3870 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3872 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3874 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3875 langhook to get a DImode integer type.
3877 2005-11-16 Richard Henderson <rth@redhat.com>
3878 J"orn Rennecke <joern.rennecke@st.com>
3879 Ulrich Weigand <uweigand@de.ibm.com>
3883 * reload1.c (reg_equiv_invariant): New.
3884 (reload): Allocate, initialize, and free it.
3885 (calculate_needs_all_insns): Check it when skipping equivalence
3887 (alter_reg): Likewise.
3888 (eliminate_regs_1): Rename from eliminate_regs. Add new
3889 may_use_invariant argument; only use reg_equiv_invariant when true.
3890 (eliminate_regs): New.
3891 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3892 a context for which may_use_invariant may be true.
3894 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3896 * fold-const.c (const_binop): Don't constant fold the operation
3897 if the result has overflowed and flag_trapping_math.
3898 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3900 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3902 * config/arm/unwind-arm.c (abort): Add prototype here.
3903 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3904 (struct phase1_vrs): Add prev_sp.
3905 (unwind_phase2_forced): Save the original core registers instead of
3906 modifying entry_vrs. Take a new flag argument for resuming unwinding
3907 and set action flags accordingly. Always set _US_END_OF_STACK when
3908 get_eit_entry fails. Unwind before calling the stop function.
3909 (_Unwind_GetCFA): New function.
3910 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3911 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3912 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3913 just call unwind_phase2_forced.
3914 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3915 * config/arm/unwind-arm.h (abort): Remove prototype.
3916 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3918 (_Unwind_GetCFA): New prototype.
3919 * config/arm/pr-support.c (abort): Add prototype here.
3920 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3922 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3923 not schedule the prologue with non-call exceptions and EABI.
3925 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3927 * config/arm/unwind-arm.h: Reorder interface function declarations.
3928 (_URC_END_OF_STACK): New enumeration value.
3929 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3930 (struct _Unwind_Control_Block): Document reserved field use.
3931 (_Unwind_Stop_Fn): New typedef.
3932 (_Unwind_ForcedUnwind): Declare.
3933 (_Unwind_Resume_or_Rethrow): Declare.
3934 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3936 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3937 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3938 (UCB_FORCED_STOP_ARG): New.
3939 (search_EIT_table): Update boundary condition checks.
3940 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3941 (unwind_phase2): Replace for with do..while.
3942 (unwind_phase2_forced): New.
3943 (__gnu_Unwind_RaiseException): Replace for with do..while.
3944 (__gnu_Unwind_ForcedUnwind): New.
3945 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3946 Use appropriate phase2 unwinder.
3947 (__gnu_Unwind_Resume_or_Rethrow): New.
3948 (__gnu_unwind_pr_common): Cope with forced unwinding.
3950 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3953 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3955 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3956 roundsf2): Remove "s" from mnemonic.
3958 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3960 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3962 * config/bfin/crtn.s: Change epilogues to match.
3963 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3964 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3965 __PIC__ and __pic__.
3967 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3970 * doc/invoke.texi: Distinguish between free and fixed form instead of
3971 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3973 * gcc.c (default_compilers): Remove double entries, add entries for
3974 suffixes '.F90' and '.F95'.
3976 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3978 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3979 in the stack probing loop.
3981 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3983 * configure.ac: Use .machine power5 not power5x.
3984 * configure: Regenerate.
3986 2005-11-15 Mike Stump <mrs@apple.com>
3988 * c-decl.c (lookup_name_two): Add.
3989 * c-tree.h (lookup_name_two): Likewise.
3990 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3991 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3993 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3995 PR rtl-optimization/23392
3996 * regrename.c (enum scan_actions) Add mark_access.
3997 (scan_actions_name): Ditto.
3998 (scan_rtx_reg): Handle mark_access.
3999 (scan_rtx_address): Do nothing for mark_access.
4000 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4001 and regs in REG_INC notes before closing chains for dead regs.
4002 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4003 opening chains for new writes.
4005 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4007 * c.opt (ffixed-line-length-none): New.
4009 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4011 * mklibgcc.in: Change contents of eh_dummy.c.
4013 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4015 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4017 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4019 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4021 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4023 2005-11-15 Jan Hubicka <jh@suse.cz>
4025 * invoke.texi (large-unit-insns): Document.
4026 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4027 * params.def (large-unit-insns): New param.
4029 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4032 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4033 special register for operand 3. Reindent constraints to align
4036 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4038 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4039 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4040 * configure.ac: Add test for FP rounding instructions.
4041 * configure: Regenerate.
4042 * config.in: Regenerate.
4043 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4044 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4046 * config/rs6000/rs6000.opt (mfprnd): New.
4047 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4048 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4049 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4050 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4051 (TARGET_FPRND): New.
4052 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4054 (btrunc<mode>2): New.
4056 (floor<mode>2): New.
4057 (round<mode>2): New.
4059 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4061 * gcc.c (version_compare_spec_function): Use fatal() rather than
4064 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4065 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4066 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4068 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4071 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4072 on -mmacosx-version-min setting.
4074 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4077 * tree-vrp.c (infer_value_range): Return false if STMT is a
4078 block terminator and its basic block has no successors.
4080 2005-11-14 Mike Stump <mrs@apple.com>
4082 * config/i386/i386.c (override_options): -masm=intel isn't
4083 supported on darwin.
4084 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4086 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4088 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4089 vfork after including auto-host.h.
4091 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4093 PR rtl-optimization/22002
4094 * combine.c (distribute_notes): Detect cases where a reg dies
4095 two or more times in a bb, including on the insn we are combining,
4096 and place the death note on the correct range.
4098 2005-11-14 Dale Johannesen <dalej@apple.com>
4100 * expmed.c (store_bit_field): Add offset unconditionally for
4102 (extract_bit_field): Don't force extzv or extv operand into
4103 a register if field is too big.
4105 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4107 * config/arm/arm.c (pic_labelno): New.
4108 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4109 LABEL_REF. Pass only the labelno to PIC insns.
4110 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4111 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4112 * arm.md (UNSPEC_PIC_LABEL): New constant.
4113 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4114 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4115 Use the correct label prefix.
4117 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4119 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4122 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4124 * loop-invariant.c: Include tm_p.h.
4125 * Makefile.in: Updated.
4127 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4129 * pa.c (store_reg): Revise generation of frame notes in large frames.
4130 (set_reg_plus_d): Likewise.
4132 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4134 PR tree-optimization/24709
4135 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4138 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4140 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4141 and duplicate declaration of pthread_self.
4143 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4144 Ian Lance Taylor <ian@airs.com>
4147 * calls.c (expand_call): If TARGET is a MEM and some part of the
4148 argument area has been saved, force TARGET to a register.
4150 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4152 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4155 2005-11-13 Jason Merrill <jason@redhat.com>
4158 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4159 lazily declared methods.
4160 (force_decl_die): Stop if forcing out the context already make a
4162 (force_type_die): Likewise.
4164 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4167 * builtins.c (integer_valued_real_p): Add break in
4168 REAL_CST having TREE_OVERFLOW set.
4170 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4172 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4173 addressing modes during calculation of costs.
4175 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4177 * function.c (assign_stack_local_1): Restrict sanity check
4178 on frame size overflow to 32-bit and above platforms.
4180 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4182 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4183 * config/cris/cris.c: Include reload.h.
4184 (cris_initial_elimination_offset): New function.
4185 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4188 2005-11-12 Richard Guenther <rguenther@suse.de>
4190 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4192 2005-11-12 Jan Hubicka <jh@suse.cz>
4194 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4195 to compare against 0 when possible.
4197 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4199 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4200 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4201 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4202 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4205 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4207 * recog.c (constrain_operands) <case 'g'>: For a match, require
4208 that a non-register matches general_operand when strict >= 0.
4210 2005-11-11 Steven Bosscher <stevenb@suse.de>
4212 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4215 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4217 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4218 (memory_address_same): New.
4219 (dse_optimize_stmt): Call memory_address_same.
4221 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4224 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4225 ZERO_EXTEND>: New cases.
4227 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4229 * longlong.h (__clz_tab): Always provide.
4231 2005-11-11 Steven Bosscher <stevenb@suse.de>
4234 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4236 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4237 before check_maybe_invariant.
4238 (move_invariant_reg): Use gen_move_insn instead of replacing
4239 SET_DEST with the temporary for the invariant.
4240 (move_loop_invariants): If checking is enabled, do internal
4241 consistency checks after completing the pass.
4243 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4246 * common.opt (Wvolatile-register-var): New.
4247 * varasm.c (make_decl_rtl): Only emit warning when option
4248 specified. Clarify warning message.
4249 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4251 * doc/md.texi (copysign): Document standard named pattern.
4253 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4255 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4256 bytes when align is 2.
4257 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4258 by the first instruction of the loop.
4260 2005-11-11 Jason Merrill <jason@redhat.com>
4263 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4266 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4268 PR rtl-optimization/22509
4269 * local-alloc.c (memref_used_between_p): Check whether a function call
4270 could not reference the memref.
4272 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4274 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4275 algorithm so as to choose the best, not the worst, alternative.
4276 Reset accumulated register class before processing next alternative.
4278 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4281 * calls.c (expand_call): Copy a return value to a plain register
4284 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4287 * varasm.c (assemble_name): Recompute name only for transparent
4290 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4292 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4294 2005-11-04 Jeff Law <law@redhat.com>
4297 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4298 perform reassociation if the parent statement will not die as
4299 a result of the optimization.
4301 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4303 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4304 delete_old_heap_vars.
4305 * tree-dfa.c (referenced_var_remove): Remove function.
4306 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4307 (delete_tree_ssa): Remove call to delete_old_heapvars.
4308 Add call to delete_alias_heapvars.
4309 * tree-flow.h (referenced_var_remove): Remove prototype
4310 (init_alias_heapvars): New prototype.
4311 (delete_alias_heapvars): Ditto.
4312 * Makefile.in (tree-ssa-structalias.o): Add
4313 gt-tree-ssa-structalias.o
4314 (GTFILES): Add tree-ssa-structalias.h and
4315 tree-ssa-structalias.c.
4316 (s-gtype): Add gt-tree-ssa-structalias.h.
4317 * tree-ssa-structalias.c (heapvars): Remove.
4318 (oldheapvars): Remove.
4319 (heapvar_for_stmt): New variable.
4320 (heapvar_lookup): New function.
4321 (heapvar_insert): Ditto.
4322 (get_constraint_for): See if we have an old heapvar
4324 (init_alias_heapvars): New function.
4325 (delete_alias_heapvars): Ditto.
4326 Add include of gt-tree-ssa-structalias.h.
4328 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4331 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4333 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4335 * tree.c (int_fits_type_p): Only look at the base type
4336 if it has the same precision as the original type.
4338 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4341 * varasm.c (assemble_alias): Use %q+D in the error
4342 message instead of %J and %qD.
4344 2005-11-10 Richard Guenther <rguenther@suse.de>
4346 * gcse.c (free_ldst_entry): Only free hashtable if
4349 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4351 * function.c (assign_stack_local_1): Issue an error message if
4352 the frame size overflows in the signed target arithmetics.
4354 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4356 * tree.c (build_qualified_type): Chain the new type to the original
4357 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4358 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4359 (build_pointer_type_for_mode): Only return unqualified types.
4360 (build_reference_type_for_mode): Likewise.
4362 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4364 * Makefile.in (gnucompare): Do comparison of all files using one of
4365 the chosen methods and only afterwards decide if just warning should
4366 be issued or comparison failure raised.
4368 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4370 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4371 (noce_try_abs): Negate if the comparison is reversed.
4372 Look only one instruction backwards for a REG_EQUAL note.
4374 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4377 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4378 gthr-tpf.h: Define __gthrw. For all identifiers that might
4379 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4380 and prefix all uses with __ghtrw.
4382 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4385 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4386 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4387 * c-common.c (handle_weakref_attribute): New.
4388 (c_common_attribute_table): Add weakref.
4389 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4391 * configure, config.in: Rebuilt.
4392 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4393 * doc/extend.texi: Document weakref attribute.
4394 * varasm.c (ultimate_transparent_alias_target): New
4395 (assemble_name): Use it.
4396 (weak_finish_1): Split out of...
4397 (weak_finish): ... and deal with weakrefs in...
4398 (weakref_targets): ... new list.
4399 (globalize_decl): Clean up weakref_targets.
4400 (do_assemble_alias): Handle weakrefs.
4401 (finish_aliases_1): Do not reject weakrefs to external symbols.
4402 (assemble_alias): Handle weakrefs.
4404 2005-11-09 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/24716
4407 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4408 t_bool to track results from follow_ssa_edge.
4410 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4412 * final.c (force_source_line): New global variable.
4413 (final_scan_insn): Set it to true instead of clearing last_filename.
4414 (notice_source_line): Return true if force_source_line is true,
4415 unless source info is absent.
4417 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4420 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4421 a linkage name for a variable if it a register variable.
4422 * c-decl.c (grokdeclarator): Global register variables
4423 should be set as PUBLIC.
4425 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4428 * config/s390/s390.c (struct s390_frame_layout): New fields
4429 first_save_gpr_slot and last_save_gpr_slot.
4430 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4431 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4432 first_save_gpr and last_save_gpr with the _slot variants.
4433 (s390_register_info): Calculate first_save_gpr_slot and
4434 last_save_gpr_slot using regs_ever_live.
4436 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4439 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4440 for a function containing a landing pad.
4442 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4445 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4448 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4450 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4451 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4453 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4456 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4458 (call,load,store): New insn types.
4459 (mem_access, branch_access): Adjust reservation conditions.
4460 (define_delay): Adjust condition.
4461 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4463 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4464 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4466 (call_internal, call_value_internal, return_internal,
4467 return_interrupt_internal, eh_return_internal, indirect_jump,
4468 tablejump): Set call insn type.
4469 (blockage, ei, di): Use appropriate unspec const.
4470 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4471 (ms1_get_attr_type): Adjust to give load & store types.
4472 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4473 backwards past a barrier.
4474 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4476 (struct branch_info, struct label_info): New.
4478 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4479 (ms1_machine_reorg): New.
4480 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4481 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4482 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4483 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4486 2005-11-09 Per Bothner <per@bothner.com>
4487 Uros Bizjak <uros@kss-loka.si>
4490 * toplev.c (process_options): Initialize debug_hooks early
4491 in case lang_hooks.post_options ends up calling a debug_hook.
4493 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4495 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4496 DBX_REGISTER_NUMBER being contiguous.
4498 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4499 Diego Novillo <dnovillo@redhat.com>
4502 * tree-vrp.c (register_edge_assert_for): Do not register
4503 always-false predicates.
4505 2005-11-08 Devang Patel <dpatel@apple.com>
4507 PR tree-optimization/23115
4508 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4511 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4513 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4516 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4518 Fix PR tree-optimization/23382
4520 * tree-ssa-alias.c (compute_may_aliases): Call
4521 delete_old_heap_vars.
4522 * tree-dfa.c (referenced_var_remove): New function.
4523 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4524 * tree-flow.h (referenced_var_remove): Add prototype.
4525 (delete_old_heap_vars): Ditto.
4526 * tree-ssa-structalias.c (heapvars): New variable.
4527 (oldheapvars): Ditto.
4528 (get_constraint_for): Put heap vars on heapvars list.
4529 (delete_old_heap_vars): New function.
4531 2005-11-08 Jason Merrill <jason@redhat.com>
4533 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4535 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4538 * reg-stack.c (reg_to_stack): Update register liveness also
4539 for flag_sched2_use_traces.
4541 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4544 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4545 override prior explicit -mno-powerpc-gfxopt.
4547 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4549 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4550 if the bitsize is zero.
4551 * doc/md.texi (Standard Pattern Names): Document it.
4553 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4554 (TARGET_PASS_BY_REFERENCE): Likewise.
4556 2005-11-07 Ian Lance Taylor <ian@airs.com>
4558 PR rtl-optimization/24683
4559 * config/i386/i386.c (legitimize_pic_address): If constant operand
4560 to PLUS is too large, put it in a register.
4562 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4564 * configure.ac: Enable checking assembler dwarf2 support for bfin
4566 * configure: Regenerate.
4568 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4572 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4573 gen_easy_vector_constant_add_self): Delete.
4574 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4576 (output_vec_const_move): Use gen_easy_altivec_constant.
4577 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4578 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4579 (easy_vector_constant_add_self): Rewritten.
4580 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4581 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4582 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4583 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4584 Macroize and adjust for the other changes.
4586 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4590 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4591 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4593 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4595 PR rtl-optimization/23567
4596 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4597 (noce_process_if_block): Don't do any optimizations except
4598 if (cond) x = x; if !set_b and write into orig_x may trap
4599 or fault. Remove the MEM_READONLY_P check.
4601 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4604 * tree-vrp.c (fix_equivalence_set): New.
4605 (extract_range_from_assert): Call it.
4607 2005-11-05 Ian Lance Taylor <ian@airs.com>
4610 * combine.c (apply_distributive_law): Don't distribute across a
4613 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4615 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4616 config/ms1/ms1.h, config/rs6000/predicates.md,
4617 config/s390/s390.c, params.def, postreload-gcse.c,
4618 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4619 tree-vrp.c, tree.c: Fix comment typos.
4620 * doc/invoke.texi: Fix typos.
4622 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4624 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4625 for testing whether the data_dependence_relation contains distance
4626 vectors. Iterate over all distance vectors of the ddr.
4627 * lambda.h: Define a vec of lambda_vector pointers.
4628 * tree-data-ref.c (dump_data_dependence_relation,
4629 dump_data_dependence_direction): Iterate over all distance and
4630 direction vectors of the ddr.
4631 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4633 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4634 of distance/direction vectors instead of a single one.
4635 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4636 lambda_vectors with a vec of lambda_vectors.
4637 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4638 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4639 DDR_NUM_DIST_VECTS): New.
4640 * tree-loop-linear.c (gather_interchange_stats): Test for the
4641 existence of distance vectors only after having checked that there
4642 is a dependence. Iterate over all distance vectors of the ddr.
4643 (linear_transform_loops): Use dump_data_dependence_relation.
4644 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4645 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4646 distance vectors of the ddr.
4648 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4650 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4651 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4652 IS_INTHANDLER; all callers changed.
4653 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4655 (do_link, do_unlink): New argument ALL; all callers changed.
4656 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4657 If function isn't leaf, save and restore all registers.
4658 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4661 2005-11-05 Jan Hubicka <jh@suse.cz>
4663 PR rtl-optimization/23490
4664 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4665 max-flow-memory-location): Document.
4666 * flow.c: Include params.h
4667 (MAX_MEM_SET_LIST_LEN): Kill.
4668 (add_to_mem_set_list): Use new param.
4669 * cse.c (cse_basic_block): Replace 1000 by new param.
4670 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4671 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4672 * predict.c (predict_loops): Use new param.
4673 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4675 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4676 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4677 Do not hold memory returned by cgraph_node_name across other call.
4679 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4682 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4685 2005-11-04 Jeff Law <law@redhat.com>
4688 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4689 * tree-ssa-dom.c: Include params.h.
4690 (thread_across_edge): If there are too many statements in the
4691 target block, then do not thread through it.
4692 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4693 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4695 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4698 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4699 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4701 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4704 * tree-scalar-evolution.c (instantiate_parameters_1,
4705 instantiate_parameters, resolve_mixers): Compute the size of an
4706 expression to be instantiated and give up the instantiation if the
4707 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4709 2005-11-04 Richard Guenther <rguenther@suse.de>
4711 * tree-flow.h (ref_contains_indirect_ref): Rename to
4712 array_ref_contains_indirect_ref.
4713 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4714 (array_ref_contains_indirect_ref): Make comment match the code
4716 (ref_contains_array_ref): Likewise.
4717 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4718 ref_contains_indirect_ref.
4719 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4720 Rename calls to ref_contains_indirect_ref.
4722 2005-11-04 Paul Brook <paul@codesourcery.com>
4724 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4725 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4726 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4727 * config/arm/arm.md: Use match_operand in peephole input templates
4728 and match_dup in peephole output templates.
4730 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4732 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4735 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4736 Daniel Jacobowitz <dan@codesourcery.com>
4738 * longlong.h (add_ssaaaa): Clobber condition code register
4740 (sub_ddmmss): Likewise.
4741 (umul_ppmm): Likewise.
4743 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4744 Paul Brook <paul@codesourcery.com>
4745 Phil Blundell <pb@reciva.com>
4747 * configure.ac: Add test for ARM TLS support.
4748 * configure: Regenerated.
4749 * config/arm/arm-protos.h (legitimize_tls_address)
4750 (arm_tls_referenced_p, tls_mentioned_p)
4751 (arm_output_addr_const_extra): New prototypes.
4752 (thumb_legitimize_pic_address): Delete.
4753 * config/arm/arm.c: Include "gt-arm.h".
4754 (enum tls_reloc): New.
4755 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4756 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4757 (arm_call_tls_get_addr, legitimize_tls_address)
4758 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4759 (arm_init_tls_builtins, arm_emit_tls_decoration)
4760 (arm_output_addr_const_extra): New functions.
4761 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4762 (TARGET_HAVE_TLS): Define.
4763 (target_thread_pointer): New.
4764 (arm_override_options): Handle -mtp=.
4765 (legitimize_pic_address): Ignore UNSPECs.
4766 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4768 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4769 (tls_get_addr_libfunc): New variable.
4770 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4771 (arm_init_builtins): Call arm_init_tls_builtins.
4772 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4773 (arm_encode_section_info): Call default_encode_section_info.
4774 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4775 (enum arm_tp_type): New.
4776 (target_thread_pointer): Add declaration.
4777 (LEGITIMATE_CONSTANT_P): Handle TLS.
4778 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4779 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4780 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4781 * config/arm/arm.md: Add UNSPEC_TLS.
4782 (movsi): Handle TLS.
4783 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4785 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4786 (load_tp_hard, load_tp_soft): New insns.
4787 * arm.opt: Add -mtp=.
4788 * doc/invoke.texi (ARM Options): Document -mtp.
4790 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4792 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4793 * config/arm/libunwind.S: Include "lib1funcs.asm".
4794 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4795 (LIB2ADDEH): Add libunwind.S.
4796 (LIB2ADDEHDEP): Add lib1funcs.asm.
4797 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4799 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4802 * gcc/c.opt: Add a -lang-fortran option.
4803 * gcc/c-opts.c: Add a lang_fortran flag.
4804 (c_common_init_options): Handling the -lang-fortran option.
4805 (c_common_handle_option): Add a case for Fortran options in
4806 preprocessing. Remove cases for -ffixed-form and
4807 -ffixed-line-length. Add a case for -lang-fortran.
4809 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4811 * config/rs6000/rs6000.c: Include params.h
4812 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4813 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4814 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4815 (UNSPEC_VPKUWSS): Delete.
4816 (altivec_vpkuhss): Delete.
4817 (altivec_vpkuwss): Delete.
4818 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4820 (neg_eq0<mode>): Remove final condition.
4821 (neg_eq<mode>): Remove condition and split-condition.
4823 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4825 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4826 Use associated print macros.
4828 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4831 * diagnostic.c (diagnostic_set_info_translated): New function.
4832 (diagnostic_set_info): Use it. Add comment.
4833 * diagnostic.h (diagnostic_set_info_translated): Declare.
4835 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4837 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4838 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4839 reference only if 'public' is true.
4840 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4841 emit the .hidden directive only if the indirect reference is public.
4842 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4843 Pass it to dw2_force_const_mem.
4844 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4845 * dwarf2out.c (output_cfi): Adjust calls to above function.
4846 (output_call_frame_info): Likewise.
4847 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4848 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4850 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4852 PR tree-optimization/24483
4853 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4854 field to elts if possible.
4856 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4859 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4862 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4864 Fix PR tree-optimization/24351
4866 * tree-ssa-structalias.c (struct variable_info): Add
4868 (get_varinfo_fc): New function to follow collapsing.
4869 (new_var_info): Set collapsed_to to NULL.
4870 (dump_constraint): Follow collapsing.
4871 (build_constraint_graph): Handle collapsing.
4872 (do_simple_structure_copy): Return false if something bad
4874 (collapse_rest_of_var): New function.
4875 (do_structure_copy): Collapse if do_simple_structure_copy returns
4878 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4881 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4882 expressions to a statement list instead of gimplifying them.
4884 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4886 PR rtl-optimization/23585
4887 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4888 that can't trap plus a constant integer, if the mode has zero size.
4890 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4893 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4895 ("*insv<mode>_reg_extimm"): Likewise.
4897 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4900 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4901 c_common_type_for_mode returns an unnamed type.
4903 2005-11-02 Richard Henderson <rth@redhat.com>
4907 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4908 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4909 * function.c (assign_parms): Use calls.internal_arg_pointer.
4910 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4912 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4913 (TARGET_CALLS): Add it.
4914 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4915 * targhooks.c (default_internal_arg_pointer): New.
4916 * targhooks.h (default_internal_arg_pointer): Declare.
4917 * tree.h (dwarf2out_reg_save_reg): Declare.
4918 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4919 * config/i386/i386.c (dbx_register_map): Add return column.
4920 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4921 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4922 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4923 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4924 (ix86_save_reg): Save force_align_arg_pointer.
4925 (ix86_emit_save_regs): Make regno unsigned.
4926 (ix86_emit_save_regs_using_mov): Likewise.
4927 (ix86_expand_prologue): Handle force_align_arg_pointer.
4928 (ix86_expand_epilogue): Likewise.
4929 * config/i386/i386.h: (dbx_register_map): Update.
4930 (dbx64_register_map, svr4_dbx_register_map): Update.
4931 (struct machine_function): Add force_align_arg_pointer.
4932 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4933 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4934 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4936 2005-11-02 Jan Hubicka <jh@suse.cz>
4939 * i386.md: Add peep2 for simplyfing array accesses.
4941 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4944 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4945 * config/s390/s390.c (s390_decompose_shift_count): New function.
4946 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4947 (print_shift_count_operand): Use s390_decompose_shift_count.
4948 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4949 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4951 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4954 * loop.c (loop_givs_rescan): Use force_operand to expand
4957 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4960 * fold-const.c (build_range_check): Use unsigned when signed
4961 overflow is undefined also. If etype is subtype, make sure that
4962 the subtraction is in the supertype.
4964 2005-11-02 Richard Henderson <rth@redhat.com>
4967 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4970 2005-11-01 Richard Henderson <rth@redhat.com>
4973 * loop.c (scan_loop): Do not propagate computations to a hard
4974 register destination with SMALL_REGISTER_CLASSES.
4976 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4978 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4979 costs for MULT inside PLUS or MINUS.
4981 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4983 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4984 (TRAMPOLINE_SIZE): Round up to 60.
4985 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4987 2005-10-31 James E. Wilson <wilson@specifix.com>
4990 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4991 ifdef. Put ifdefs around call in gen_subprogram_die.
4992 (compute_frame_pointer_to_cfa_displacement): Likewise.
4993 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4996 PR rtl-optimization/17356
4997 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4998 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5000 2005-10-31 Jan Hubicka <jh@suse.cz>
5003 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5006 * i386.c (legitimize_pic_address): Deal with large immediates.
5009 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5010 from symbol names while computing checkup.
5013 * predict.c (predict_loops): Do not estimate more than
5014 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5015 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5017 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5019 PR tree-optimization/19097
5020 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5022 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5024 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5026 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5029 * tree-inline.c (setup_one_parameter): If the init_stmt
5030 is NULL, don't insert the statement.
5032 2005-10-30 Jan Hubicka <jh@suse.cz>
5034 PR tree-optimization/24172
5035 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5037 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5039 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5040 constants for hosts with long != 32 bits.
5042 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5045 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5047 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5049 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5050 (TARGET_MS1_16_002): New.
5051 (TARGET_MS1_16_003): New.
5053 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5054 ("*decrement_and_branch_until_zero_no_clobber"): New.
5055 Add corresponding splitter for decrement_and_branch_until_zero
5057 Key all decrement_and_branch_until_zero patterns off of
5060 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5063 * tree-complex.c (extract_component): Treat RESULT_DECL
5064 like the rest of the decls.
5066 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5068 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5069 indirect call to _mcount if the function needs a static chain.
5071 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5072 Caroline Tice <ctice@apple.com>
5074 PR rtl-optimization/24460
5075 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5076 (dwarf2out_switch_text_section): Set it to true instead of
5077 incrementing separate_line_info_table_in_use.
5078 (output_loc_list): Additionally test have_switched_text_sections.
5079 (output_ranges): Likewise.
5080 (dwarf2out_finish): Likewise.
5081 * varasm.c (assemble_start_function): Do not call
5082 insert_section_boundary_note.
5083 (assemble_end_function): If flag_reorder_blocks_and_partition,
5084 switch to the function's section before emitting the .size directive.
5085 * bb-reorder.c (insert_section_boundary_note): Staticify.
5086 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5087 * output.h (insert_section_boundary_note): Delete.
5089 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5092 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5093 instead of pointer equality when comparing types.
5095 2005-10-24 James E. Wilson <wilson@specifix.com>
5097 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5098 add_dependence_list_and_free calls.
5100 2005-10-24 Steven Bosscher <stevenb@suse.de>
5102 * contrib.texi: Add the names of the LLNL folks who donated
5103 Cray pointer support for gfortran.
5105 2005-10-24 Steven Bosscher <stevenb@suse.de>
5107 PR tree-optimization/24225
5108 * profile.c (branch_prob): Look from end to start through a
5109 basic block when looking for a locus.
5111 2005-10-24 Richard Henderson <rth@redhat.com>
5113 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5115 (hppa_expand_prologue): Likewise.
5117 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5119 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5120 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5121 * pa.h (NO_PROFILE_COUNTERS): Define.
5122 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5123 (funcdef_nos): New vector to hold label numbers of deferred profile
5125 (output_deferred_profile_counters): New function.
5126 (hppa_profile_hook): Push label number onto funcdef_nos.
5127 (pa_hpux_file_end): Call output_deferred_profile_counters if
5128 NO_DEFERRED_PROFILE_COUNTERS is false.
5130 * pa-protos.h (get_deferred_plabel): New prototype.
5131 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5133 (output_call): Adjust calls.
5135 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5137 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5138 peculiarity of GOT/TOC section usage.
5140 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5143 * c-common.c (constant_string_class_name): Add documentation.
5145 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5148 * recog.c (peephole2_optimize): Increment peep2_current_count
5149 only when the slot is empty.
5151 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5154 * except.c (output_function_exception_table): Call
5155 assemble_external_libcall if we need a personality function.
5157 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5159 PR rtl-optimization/24460
5160 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5161 set the basic block for barriers.
5163 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5165 * var-tracking.c (vt_initialize): Initialize post.
5167 2005-10-21 Devang Patel <dpatel@apple.com>
5170 * c-common.c (vector_types_convertible_p): Check vector element type.
5172 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5174 * config/sh/sh.c (prepare_move_operands): Handle the address
5175 constant which is a tls symbolic address plus a constant.
5177 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5180 * gcc.c (main): Use the correct counter for erroring out
5181 about mulitple files.
5183 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5186 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5187 use r2 for 64-bit tls .got access.
5189 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5191 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5194 2005-10-20 Steven Bosscher <stevenb@suse.de>
5196 PR tree-optimization/24307
5197 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5199 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5202 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5204 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5205 is ready, stop marking functions, but still mark variables.
5207 2005-10-20 Richard Guenther <rguenther@suse.de>
5210 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5213 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5215 PR rtl-optimization/23585
5216 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5217 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5218 (may_trap_p_1): New predicate extracted from...
5219 (may_trap_p): ... here. Invoke may_trap_p_1.
5220 (may_trap_or_fault_p): New predicate.
5221 * rtl.h (may_trap_or_fault_p): Declare it.
5222 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5223 instead of may_trap_p.
5224 (steal_delay_list_from_fallthrough): Likewise.
5225 (fill_simple_delay_slots): Likewise.
5226 (fill_slots_from_thread): Likewise.
5227 * function.c (pad_to_arg_alignment): Rework comment about
5228 SPARC_STACK_BOUNDARY_HACK.
5229 * config/sparc/sparc.h: Likewise.
5231 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5233 * config/s390/s390.c (s390_expand_insv): New.
5234 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5235 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5236 ("icm_hi"): Remove mode attribute.
5237 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5239 ("*extracthi", "*extractqi"): Remove.
5240 (extv<mode>", "*extzv<mode>"): New.
5241 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5242 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5244 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5246 * cfgexpand.c (discover_nonconstant_array_refs_r,
5247 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5248 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5249 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5250 discover_nonconstant_array_refs.
5252 2005-10-19 Steven Bosscher <stevenb@suse.de>
5255 * c-decl.c (pop_scope): Don't warn about an unused variable
5256 if it is marked with TREE_NO_WARNING.
5257 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5258 somenow mismatch and olddecl is to be replaced.
5260 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5263 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5264 whether registers live on the edge can be saved/restored.
5266 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5268 * config/sh/sh.c (fixup_mova): Skip notes.
5270 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5272 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5273 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5274 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5275 (s390_initial_elimination_offset): Likewise.
5276 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5277 register on TARGET_ZARCH targets.
5278 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5279 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5280 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5281 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5283 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5285 * config/s390/s390.md: Comment describing output modifiers updated.
5286 * config/s390/s390.c (print_operand): Likewise.
5288 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5290 * config/s390/s390.c (override_options): Added check for -mstack-size
5292 * doc/invoke.texi: Mention that limit in the documenation.
5294 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5297 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5299 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5301 Fix PR tree-optimization/24231
5303 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5304 (compute_avail): Ditto.
5306 2005-10-18 Richard Henderson <rth@redhat.com>
5309 * config/i386/i386.c (legitimate_constant_p): Check
5310 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5312 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5313 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5314 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5316 (print_operand_address): Likewise.
5317 * config/i386/predicates.md (x86_64_immediate_operand): Test
5318 SYMBOL_REF_TLS_MODEL properly inside CONST.
5319 (x86_64_zext_immediate_operand): Likewise.
5320 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5321 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5322 * config/i386/i386-protos.h: Remove predicates.md entries.
5324 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5326 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5327 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5329 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5330 Ian Lance Taylor <ian@airs.com>
5333 * fold-const.c (fold_widened_comparison): Do not allow range based
5334 constant folding when right operand cannot be unwidened.
5336 2005-10-17 Richard Henderson <rth@redhat.com>
5338 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5339 with a memory clobber.
5341 2005-10-17 James E Wilson <wilson@specifix.com>
5343 PR rtl-optimization/17356
5344 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5345 checking for EDGE_EH.
5347 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5349 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5350 the slot on an even boundary for any type with 16-byte alignment.
5352 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5355 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5356 after register allocation.
5358 2005-10-17 DJ Delorie <dj@redhat.com>
5360 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5363 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5366 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5369 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5371 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5372 to 2 if it's already non-zero.
5373 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5374 is set and warn about it if flag_schedule_insns is 1.
5376 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5378 * config/crx/crx.md: Compare-and-branch instructions need to
5381 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5384 * config/i386/i386.md (*pushdi2_rex64 splitter)
5385 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5386 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5387 flow2 pass only when (optimize > 0 && flag_peephole2).
5389 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5392 * gcc.c (have_c): New static variable.
5394 (process_command): Remove declation of have_c.
5395 Set have_o to 1 when handling -o.
5396 (main): Add a fatel error if there are multiple
5397 files specified and -o and -c/-S is passed witout
5398 -combine or multiple languages.
5400 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5402 Fix PR tree-optimization/22444
5403 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5404 Assert that we don't hit something with subvars.
5405 (setup_pointers_and_addressables): Don't add things with subvars,
5406 because we'll already process the subvars for aliasing purposes.
5408 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5411 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5412 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5413 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5414 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5415 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5416 swapped, alternatives for the R constraint.
5419 * builtins.c (get_builtin_sync_mode): Make unlimited
5420 mode_for_size request.
5422 2005-10-15 Richard Henderson <rth@redhat.com>
5424 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5425 (gimplify_expr): ... here.
5426 (gimplify_compound_lval): Use it in initial scan loop. Allow
5427 fb_lvalue in base expression.
5429 2005-10-15 Richard Henderson <rth@redhat.com>
5432 * builtins.c (expand_builtin_trap): Export.
5433 * expr.h (expand_builtin_trap): Declare.
5434 * expr.c (expand_assignment): Emit a trap for integral offsets
5435 from registers that weren't reduced to bitpos.
5437 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5438 (mark_array_ref_addressable): Remove.
5439 * tree-flow.h (mark_array_ref_addressable): Remove.
5440 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5442 2005-10-15 James E Wilson <wilson@specifix.com>
5445 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5446 (add_dependence_list_and_free): Likewise.
5447 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5450 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5454 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5455 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5457 (vrp_visit_phi_node): Only prevent infinite iterations when
5458 the previous result and the new result are both VR_RANGEs.
5460 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5462 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5465 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5468 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5471 2005-10-14 Per Bothner <per@bothner.com>
5473 PR preprocessor/21250
5474 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5476 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5479 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5480 overflow flags. Refactor some conditionals.
5482 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5485 * tree-dfa.c (add_referenced_var): Only look at decls which
5486 have TREE_CONSTANT or TREE_READONLY set instead of if
5487 !TREE_PUBLIC or !TREE_CONSTANT.
5489 2005-10-13 James E Wilson <wilson@specifix.com>
5491 * doc/invoke.texi: For -x, add f95-cpp-input.
5492 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5494 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5496 PR tree-optimization/24262
5497 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5498 in loop all the time.
5500 2005-10-12 Richard Henderson <rth@redhat.com>
5503 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5504 * function.c (assign_parm_find_data_types): Don't support it.
5505 * print-tree.c (print_node): Likewise.
5506 * c-common.c (handle_transparent_union_attribute): Likewise.
5507 Use build_duplicate_type.
5508 * tree-inline.c (remap_type_1): Split out of remap_type;
5509 properly remap aggregate fields.
5510 (build_duplicate_type): New.
5511 * doc/extend.texi (Variable Attributes): Remove documentation
5512 for transparent_union.
5514 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5517 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5518 (gen_stack_pointer_dec): Likewise.
5520 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5524 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5526 (struct cxx): Add adjust_class_at_definition target hook.
5527 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5528 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5529 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5530 hook_void_tree. Add to TARGET_CXX.
5531 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5533 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5534 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5535 instead of attribute. Check for dllexport override. Warn if
5536 inconsistent dll linkage. Don't lose old dllimport if decl has
5537 had address referenced. Tweak lookup of dllimport atribute.
5538 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5539 for target specific rules. Don't add dllimport attribute if
5540 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5541 dllimport attribute.
5542 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5543 * varasm.c (initializer_constant_valid_p): Replace
5544 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5548 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5549 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5550 (i[34567]86-*-mingw32*): Likewise.
5552 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5553 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5555 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5556 C++-specific code. Change return value to bool.
5557 (i386_pe_dllimport_p): Likewise.
5558 (associated_type): Simplify and make language-independent
5559 (i386_pe_encode_section_info): Replace override of ambiguous
5560 dllimport symbol refs with a gcc_assert.
5561 (i386_pe_valid_dllimport_attribute_p): Define.
5562 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5563 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5564 i386_pe_adjust_class_at_definition.
5565 * config/i386/winnt-stubs.c: New file. Define stub versions of
5566 lang-specific functions.
5567 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5568 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5569 i386_pe_adjust_class_at_definition.
5570 (i386_pe_valid_dllimport_attribute_p): Declare.
5571 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5572 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5573 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5576 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5577 dllimport attribute with test of DECL_DLLIMPORT_P.
5579 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5581 * combine.c (make_extraction): Correct offset computation.
5583 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5585 * config/cris/t-linux (LIMITS_H_TEST): Define.
5587 2005-10-12 Richard Henderson <rth@redhat.com>
5590 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5592 2005-10-12 Richard Guenther <rguenther@suse.de>
5594 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5596 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5599 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5600 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5603 2005-10-12 Richard Guenther <rguenther@suse.de>
5606 * varasm.c (output_constant): Correct typo from previous
5609 2005-10-11 Ian Lance Taylor <ian@airs.com>
5611 PR rtl-optimization/13931
5612 * combine.c: Revert patch of 2003-05-14, and:
5613 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5614 completely killed in the appropriate insn.
5615 (distribute_notes): Don't skip multiple hard register test for
5616 elim_i1 and elim_i2.
5618 2005-10-11 Richard Henderson <rth@redhat.com>
5621 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5622 to initialize a transparent union instead of a nop_expr.
5624 2005-10-11 Richard Henderson <rth@redhat.com>
5626 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5627 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5628 (tree_ssa_dce_loop): Call scev_reset.
5631 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5632 * tree-ssa-dce.c: Include cfgloop.h.
5633 (tree_ssa_dce_loop, pass_dce_loop): New.
5634 * tree-pass.h (pass_dce_loop): Declare it.
5635 * passes.c (init_optimization_passes): Use it.
5637 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5640 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5641 Only apply the optimization for rounding builtins if the inner
5642 cast is also an extension.
5644 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5647 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5648 mark_new_vars_to_rename instead of update_stmt.
5650 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5652 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5654 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5656 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5657 for setting MMX register to 0 rather than mmx.
5659 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5662 * configure.ac: Move gas check from mips specific case to common case.
5663 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5664 * configure: Regenerate
5665 * doc/install.texi: Update.
5667 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5670 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5672 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5674 * gcc.c (do_spec_1): Accept numeric characters in file name
5677 2005-10-10 Nick Clifton <nickc@redhat.com>
5679 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5680 describing the deleted arm_gen_rotated_half_load function.
5682 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5684 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5687 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5689 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5691 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5692 (EXTRA_MULTILIB_PARTS): Define.
5693 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5694 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5695 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5696 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5697 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5698 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5700 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5702 PR tree-optimization/24226
5703 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5704 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5705 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5708 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5710 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5712 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5715 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5716 Rewrite for no need for the early clobber.
5718 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5720 Merge from csl-arm-branch:
5721 2005-09-07 Paul Brook <paul@codesourcery.com>
5722 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5725 2005-04-30 Paul Brook <paul@codesourcery.com>
5726 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5727 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5729 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5730 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5731 (arm_override_options): Use TARGET_AAPCS_BASED.
5732 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5733 (PTRDIFF_TYPE): Use int for AAPCS.
5734 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5735 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5736 (DEFAULT_SHORT_ENUMS): Delete.
5737 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5739 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5740 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5741 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5742 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5744 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5745 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5747 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5748 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5750 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5751 * config.gcc (arm*-*-linux-gnueabi): Add it.
5752 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5754 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5755 * config/arm/linux-eabi.h: New file.
5756 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5757 (LINUX_TARET_LINK_SPEC): Likewise.
5758 (LINK_SPEC): Use it.
5759 * config/arm/t-linux-eabi: New file.
5761 2005-10-08 Steven Bosscher <stevenb@suse.de>
5764 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5766 (PARAM_SMS_DFA_HISTORY): Likewise.
5768 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5771 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5772 (load_register_parameters): Call it.
5773 (check_sibcall_argument_overlap_1): Likewise.
5774 (store_one_arg): Likewise.
5776 2005-10-07 James E. Wilson <wilson@specifix.com>
5778 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5779 DImode not VECINT24 for operand 2.
5782 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5786 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5787 fr_spill): Use destination_operand for operand 0.
5789 2005-10-07 DJ Delorie <dj@redhat.com>
5791 * varasm.c (output_constant): Limit error to expanding
5794 2005-10-07 Richard Guenther <rguenther@suse.de>
5797 * fold-const.c (fold_binary): Fix operand types during folding
5798 of X op (A, Y). Evaluation order of the side-effects of
5799 X and A are frontend-defined, so ensure we honour that even for
5800 tcc_comparison class operands; eased by removing duplicate code.
5802 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5804 * stor-layout.c (layout_type): Do not allow alignment of array
5805 elements to be greater than their size.
5807 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5809 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5811 (hppa*-*-linux*): Ditto.
5812 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5813 * config/host-hpux.c: New.
5814 * config/x-hpux: New.
5815 * config/pa/x-hpux: Remove.
5816 * config/pa/x-linux: Remove.
5817 * config/pa/pa-host.c: Remove.
5819 2005-10-07 Jeff Law <law@redhat.com>
5821 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5822 determine whether or not to try and thread outgoing edges.
5824 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5826 * config/rs6000/rs6000.md (eqsi_power): New.
5827 (neg_eq0si): Add TARGET_POWER to final condition.
5830 2005-10-06 Richard Henderson <rth@redhat.com>
5832 * config/rs6000/rs6000.c: Revert last change.
5834 2005-10-06 Richard Henderson <rth@redhat.com>
5836 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5837 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5839 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5843 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5844 out return_label and naked_return_label.
5846 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5848 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5851 2005-10-06 Richard Henderson <rth@redhat.com>
5854 * tree-inline.c (declare_return_variable): Handle modify_dest not
5857 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5859 Fix PR tree-optimization/22488
5860 * tree-ssa-structalias.c (check_for_overlaps): New function.
5861 (create_variable_info_for): Use it.
5863 2005-10-06 Richard Henderson <rth@redhat.com>
5866 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5867 (dwarf2out_start_source_file): Print it.
5869 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5871 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5873 2005-10-06 Richard Henderson <rth@redhat.com>
5876 * mode-switching.c (optimize_mode_switching): Clear transp bit
5877 for block with incomming abnormal edges.
5879 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5880 (fpscr_set_from_mem): Use them.
5881 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5882 (fpscr postinc splitters): Rewrite as peephole2+split.
5884 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5886 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5887 (eq<mode>_compare): Same.
5889 2005-10-06 Richard Guenther <rguenther@suse.de>
5891 PR tree-optimization/24238
5892 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5894 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5896 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5897 here. Use AC_PATH_PROG for environment variables instead of
5899 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5901 * configure: Regenerated.
5903 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5906 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5907 then force it into a register.
5908 (call_value): Likewise.
5910 2005-10-06 Richard Henderson <rth@redhat.com>
5913 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5914 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5915 under pass_vectorize.
5917 2005-10-05 Devang Patel <dpatel@apple.com>
5920 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5921 handling constants. Check NAMESPACE_DECL context for constants.
5923 2005-10-05 Eric Christopher <echristo@apple.com>
5925 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5927 2005-10-05 Richard Henderson <rth@redhat.com>
5930 * tree-cfg.c (mark_array_ref_addressable_1): New.
5931 (mark_array_ref_addressable): New.
5932 * tree-flow.h (mark_array_ref_addressable): Declare.
5933 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5935 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5939 * reload.c (subst_reloads): When adding a REG_LABEL to a
5940 jump instruction, also update JUMP_LABEL.
5942 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5944 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5945 * bb-reorder.c (copy_bb_p): Use it.
5946 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5948 2005-10-05 Richard Henderson <rth@redhat.com>
5951 * toplev.c (process_options): Warn about unsupported combinations
5952 of unwind tables and omit-frame-pointer.
5953 * config/i386/i386.c (override_options): Similarly. Enable
5954 accumulate-outgoing-args if not explicitly disabled.
5956 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5958 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5959 Handle big endian vs. small endian.
5960 (vec_initv2sf): Handle big endian vs. small endian.
5961 (*vec_extractv2sf_1): Ditto.
5963 2005-10-05 Dale Johannesen <dalej@apple.com>
5965 * convert.c (convert_to_real): Don't convert
5966 (float)floor(double d) to floorf((float)d).
5968 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5970 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5972 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5974 PR tree-optimization/18587
5975 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5976 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5977 build_vuses): Change to VEC type.
5978 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5979 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5980 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5981 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5982 (get_name_decl): New. Return DECL_UID of base variable.
5983 (operand_build_cmp): New. qsort comparison routine.
5984 (operand_build_sort_virtual): New. Sort virtual build vector.
5985 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5986 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5987 (FINALIZE_BASE): Use get_name_decl.
5988 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5989 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5990 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5991 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5992 direct VEC_* manipulations.
5993 (build_ssa_operands): Call operand_build_sort_virtual.
5994 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5995 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5996 with direct VEC_* manipulations.
5997 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5998 with direct VEC manipulations.
6000 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6002 PR tree-optimization/21419
6003 PR tree-optimization/24146
6004 PR tree-optimization/24151
6006 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6007 (build_asm_expr): Call it if outputs are read-only.
6008 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6010 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6011 Paolo Bonzini <bonzini@gnu.org>
6015 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6016 enable the instructions and not just the built-ins.
6017 * doc/invoke.texi (x86 Options): Likewise.
6019 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6021 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6023 * doc/invoke.texi (Option Summary): Correct spelling
6024 of -mmacosx-version-min.
6026 2005-10-04 Devang Patel <dpatel@apple.com>
6028 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6031 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6033 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6034 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6036 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6038 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6039 ("TE","tg"): New mode attributes.
6040 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6041 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6042 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6043 dword_mode and one for GPRmode.
6045 2005-10-04 Ian Lance Taylor <ian@airs.com>
6047 PR preprocessor/13726
6048 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6049 any comments passed in.
6051 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6053 * tree.c (annotate_with_file_line): Fix typo.
6055 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6058 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6059 type used to access data in the inlined length == 1 case, use
6060 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6061 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6063 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6065 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6066 TARGET_SSE3 and only for TARGET_80387.
6067 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6068 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6069 Do not depend on TARGET_80387.
6071 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6073 * tree.c (last_annotated_node): Change type to location_t*.
6074 (annotate_with_file_line): Reflect the change of
6075 last_annotated_node type.
6077 2005-10-04 Richard Guenther <rguenther@suse.de>
6080 * c-decl.c (grokdeclarator): Don't write to fields
6083 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6086 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6088 * varasm.c (make_decl_rtl): If a register variable does not
6089 have a set user assmbler name, error out.
6090 Decode the asmspec is now name+1 bypassing '*'.
6092 2005-10-04 Steven Bosscher <stevenb@suse.de>
6094 PR tree-optimization/23049
6095 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6096 of a COND_EXPR is folded before calling fold on the whole rhs of a
6097 conditional assignment.
6098 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6099 document that a COND_EXPR may appear there.
6101 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6104 * tree-vrp.c (extract_range_from_assert): If the new numeric
6105 range created out of the assertion contradicts the existing
6106 numeric range of the ASSERT_EXPR variable, make the new range
6109 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6111 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6112 from T_REGS to FP register class.
6114 2005-10-03 Richard Henderson <rth@redhat.com>
6117 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6118 before creating a new one.
6120 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6122 * config/rs6000/t-aix43 (LDFLAGS): New.
6123 * config/rs6000/t-aix52 (LDFLAGS): New.
6125 2005-10-03 Ian Lance Taylor <ian@airs.com>
6127 * gimplify.c (find_single_pointer_decl_1): New static function.
6128 (find_single_pointer_decl): New static function.
6129 (internal_get_tmp_var): For a formal variable, set restrict base
6130 information if appropriate.
6131 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6133 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6134 (DECL_GET_RESTRICT_BASE): Define.
6135 (SET_DECL_RESTRICT_BASE): Define.
6136 (decl_restrict_base_lookup): Declare.
6137 (decl_restrict_base_insert): Declare.
6138 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6139 * tree.c (restrict_base_for_decl): New static variable.
6140 (init_ttree): Initialize restrict_base_for_decl.
6141 (copy_node_stat): Copy restrict base information.
6142 (decl_restrict_base_lookup): New function.
6143 (decl_restrict_base_insert): New function.
6144 (print_restrict_base_statistics): New static function.
6145 (dump_tree_statistics): Call print_restrict_base_statistics.
6147 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6150 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6151 case of anti-ranges.
6153 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6156 * c-typeck.c (tagged_tu_seen): Rename to ...
6157 (tagged_tu_seen_cache): this and add val field.
6158 (comptypes): Move functional to comptypes_internal
6159 and free tagged_tu_seen.
6160 (comptypes_internal): New function and call comptypes_internal
6161 instead of comptypes. Speed up by sibcalling
6162 tagged_types_tu_compatible_p.
6163 (alloc_tagged_tu_seen): New function
6164 (free_all_tagged_tu_seen_up_to): New function.
6165 (tagged_types_tu_compatible_p): Return the val of the seen two
6167 Add that the two types are the same to tagged_tu_seen_base
6168 if they are and call comptypes_internal instead of comptypes.
6169 <case UNION_TYPE>: Speed up common type where the fields are
6171 (function_types_compatible_p): Call comptypes_internal instead of
6173 (type_lists_compatible_p): Likewise.
6174 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6176 2005-10-02 Matthias Klose <doko@debian.org>
6178 * doc/invoke.texi: Fix typo and speling error.
6180 2005-10-01 Richard Henderson <rth@redhat.com>
6182 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6184 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6186 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6187 using --start-group and --end-group.
6189 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6191 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6192 FIXME note regarding quirky semantics.
6194 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6197 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6198 non-null range as a last resort.
6200 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6201 Diego Novillo <dnovillo@redhat.com>
6204 * tree-vrp.c (extract_range_from_assert): For !=
6205 assertions, only build an anti-range if LIMIT is a
6206 single-valued range.
6208 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6210 * arm.md (movqi): On thumb when optimizing, handle loading from
6211 memory by describing this as taking a subreg of a zero-extended load
6212 into an SImode register.
6215 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6217 * reload1.c (merge_assigned_reloads): Do not change any
6218 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6220 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6222 * Makefile.in (LIPO_FOR_TARGET): Define.
6223 (STRIP_FOR_TARGET): Define.
6225 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6226 before creating new ones. Do symlinks before creating the actual
6229 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6230 to work out which multilibs are actually being built.
6232 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6234 * tree-vect-transform.c, config/ms1/ms1.md,
6235 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6236 Follow spelling conventions.
6237 * doc/invoke.texi, doc/md.texi: Fix typos.
6239 2005-09-30 Andrew Macleod <amacleod@redat.com>
6241 PR tree-optimization/21430
6242 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6243 use operands, and set stmt pointer if need be.
6244 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6245 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6248 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6251 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6253 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6255 * optabs.c (expand_binop): Initialize first_pass_p.
6257 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6260 * c-decl.c (c_write_global_declarations_1): If any
6261 wrapup_global_declaration_2 call returned true, restart the loop.
6263 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6265 Fix PR tree-optimization/24117
6266 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6267 before considering whether to use anyoffset.
6269 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6273 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6275 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6277 (swap_commutative_operands_with_target): New.
6279 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6282 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6285 2005-09-29 Steven Bosscher <stevenb@suse.de>
6287 PR tree-optimization/23911
6288 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6289 and IMAGPART_EXPR too.
6291 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6294 * expmed.c (expand_shift): Move logic to reverse rotation
6295 direction when rotating by constants ...
6296 * optabs.c (expand_binop): ... here.
6297 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6298 (ix86_rotrdi3): New pattern.
6299 (rotldi3): Handle 32-bit mode.
6300 (ix86_rotldi3): New pattern.
6302 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6305 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6306 check for numbers that need no bit twiddle.
6308 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6310 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6311 multilib to be built.
6313 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6314 (stage1-start): Delete old libgcc and libunwind before moving
6315 anything into the stage directory.
6316 (stage2-start): Likewise.
6317 (stage3-start): Likewise.
6318 (stage4-start): Likewise.
6319 (stageprofile-start): Likewise.
6320 (stagefeedback-start): Likewise.
6321 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6322 header in tm_file and CPU-specific t-darwin in tmake_file.
6323 (i[34567]86-*-darwin*): Don't change tm_file.
6324 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6325 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6326 shared library stub for target OS version.
6327 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6328 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6329 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6330 (libgcc_s.%.dylib): New.
6332 (install-darwin-libgcc-stubs): New.
6333 (INSTALL_LIBGCC): New append.
6334 * config/i386/darwin-libgcc.10.4.ver: New.
6335 * config/i386/darwin-libgcc.10.5.ver: New.
6336 * config/i386/t-darwin: New.
6337 * config/rs6000/darwin-libgcc.10.4.ver: New.
6338 * config/rs6000/darwin-libgcc.10.5.ver: New.
6339 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6340 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6342 2005-09-28 Paul Brook <paul@codesourcery.com>
6344 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6347 2005-09-28 Richard Guenther <rguenther@suse.de>
6349 PR tree-optimization/23853
6350 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6351 host_integerp to verify misalignment value.
6353 2005-09-28 Richard Henderson <rth@redhat.com>
6355 * builtins.c (get_builtin_sync_mode): New.
6356 (expand_builtin_sync_operation): Pass in mode argument.
6357 (expand_builtin_compare_and_swap): Likewise.
6358 (expand_builtin_lock_test_and_set): Likewise.
6359 (expand_builtin_lock_release): Likewise.
6360 (expand_builtin): Update to match.
6362 2005-09-28 Nick Clifton <nickc@redhat.com>
6364 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6365 formatting. Add check to PLUS case to ensure that the offset is
6366 within an acceptable range.
6368 * config/v850/v850.md (casesi): Disable the generation of the
6369 switch pattern as it is not being handled properly at the moment.
6371 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6372 for when the high words are identical.
6374 2005-09-27 Richard Henderson <rth@redhat.com>
6376 * pretty-print.c (pp_base_format): Fix typo for %>.
6378 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6379 Devang Patel <dpatel@apple.com>
6381 PR tree-optimization/23625
6382 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6383 LABEL_EXPR, assertion check.
6385 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6387 * optabs.c (no_conflict_move_test): Check if a result of a
6388 to-be-moved insn would be clobbered by an originally
6391 2005-09-27 Jeff Law <law@redhat.com>
6393 * passes.c (init_optimization_passes): Replace copy propagation
6394 passes immediately after DOM with phi-only copy propagation
6395 pases. Add phi-only copy propagation pass after first DOM pass.
6396 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6397 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6398 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6399 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6400 to init_copy_prop. Callers updated.
6401 (do_phi_only_copy_prop): New function.
6402 (pass_phi_only_copy_prop): New pass descriptor.
6404 2005-09-27 Nick Clifton <nickc@redhat.com>
6406 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6408 2005-09-26 Jason Merrill <jason@redhat.com>
6411 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6413 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6415 2005-09-26 James E Wilson <wilson@specifix.com>
6417 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6418 copyright. Add gcc copyright plus libgcc exception.
6419 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6421 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6423 2005-09-26 Jeff Law <law@redhat.com>
6425 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6426 about when to iterate.
6428 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6431 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6432 for __complex__ double in -mcpu=G5 mode.
6434 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6436 PR tree-optimization/23942
6437 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6438 * tree-scalar-evolution.c: Include params.h.
6440 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6441 follow_ssa_edge_in_condition_phi_branch,
6442 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6443 Change return type to t_bool. Use a parameter to limit the size of
6444 trees that are walked before stopping
6445 (analyze_evolution_in_loop): Initialize the limit to 0.
6446 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6447 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6449 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6452 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6453 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6455 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6457 * combine.c (make_extraction): Check for valid use of subreg.
6459 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6462 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6463 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6464 ("fist<mode>2_with_temp"): Use only register operands.
6466 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6468 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6469 CALL_INSN_FUNCTION_USAGE.
6471 2005-09-26 Richard Guenther <rguenther@suse.de>
6474 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6475 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6476 (ldst_entry): Use the hashtable instead of list-walking.
6477 (find_rtx_in_ldst): Likewise.
6478 (free_ldst_entry): Free the hashtable.
6479 (compute_ld_motion_mems): Create the hashtable.
6480 (trim_ld_motion_mems): Remove entry from hashtable if
6481 removing it from list.
6482 (compute_store_table): Likewise^2.
6483 (store_motion): Free hashtable in case we did not see
6486 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6488 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6489 and arg1 if we are passing them to fold_build2.
6491 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6494 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6497 2005-09-25 Richard Henderson <rth@redhat.com>
6499 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6500 SYMBOL_REF_TLS_MODEL to be correct.
6502 2005-09-24 Richard Henderson <rth@redhat.com>
6504 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6505 end of function. Reindent.
6507 2005-09-24 Ian Lance Taylor <ian@airs.com>
6509 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6510 NEGATE_EXPR/BIT_NOT_EXPR case.
6512 2005-09-24 Richard Henderson <rth@redhat.com>
6514 * c-common.c (handle_mode_attribute): When not modifying in place,
6515 create subtypes for enumerations.
6516 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6517 * gimplify.c (create_tmp_from_val): Likewise.
6519 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6521 * config/i386/i386.md (*tls_global_dynamic_64,
6522 *tls_local_dynamic_base_64): Add missing mode to call.
6523 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6525 2005-09-24 Jan Hubicka <jh@suse.cz>
6527 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6528 (cgraph_clone_node): Likewise.
6529 * cgraph.h (cgraph_clone_edge): Update prototype.
6530 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6531 duplicated prototypes; add updating argument.
6532 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6533 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6535 (cgraph_mark_inline_edge): Likewise.
6536 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6537 (cgraph_flatten_node): Likewise.
6538 (cgraph_decide_recursive_inlining): Likewise.
6539 (cgraph_decide_inlining_of_small_function): Likewise.
6540 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6542 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6543 Pete Steinmetz <steinmtz@us.ibm.com>
6545 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6546 (rldic.): Set type to "compare".
6548 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6549 mfjmpr for MFCTR/MFLR.
6550 (movdf_hardfloat64): Same.
6551 (movdf_softfloat64): Same. Correct order of store and move types.
6552 (movti_string): Set type to store_ux/load_ux.
6553 (load_multiple): Set type to load_ux.
6554 (store_multiple): Set type to store_ux.
6555 (movmemsi): Set type to store_ux.
6556 (output_cbranch direct_return): Set type to jmpreg.
6557 (stmw): Set type to store_ux.
6558 (lmw): Set type to load_ux.
6559 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6560 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6561 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6562 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6563 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6564 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6565 (rios1-fpstore): Increase latency to 3.
6566 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6567 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6569 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6570 Andrew Pinski <pinskia@physics.uc.edu>
6572 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6573 operand2 constraint to "b".
6574 (sync_<fetchop_name>di_internal): Same.
6575 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6577 (sync_old_<fetchop_name>di_internal): Same.
6578 (sync_new_<fetchop_name>si_internal): Same.
6579 (sync_new_<fetchop_name>di_internal): Same.
6581 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6584 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6585 case, define as macros.
6587 PR rtl-optimization/23837
6588 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6589 clobber / clobber match between dest and p->first.
6591 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6592 (no_conflict_move_test): Update comments.
6594 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6596 * doc/install.texi: Update URL for Jacks.
6597 * doc/sourcebuild.texi: Likewise.
6599 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6602 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6603 registers when choosing register preferences.
6604 (movdf_hardfloat64): Same.
6606 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6608 * expmed.c (expand_shift): Don't use the target of the rotate as
6609 target for the first expanded shift insn.
6610 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6612 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6614 PR tree-optimization/22438
6615 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6616 preserved iv rhs rewriting specially.
6618 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6620 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6621 estimate_only is true.
6622 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6623 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6624 tree-ssa-structalias.c
6625 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6626 ref_contains_indirect_ref.
6627 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6629 2005-09-21 DJ Delorie <dj@redhat.com>
6631 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6633 (mn10300_return_in_memory): Support variable size types also.
6634 (mn10300_pass_by_reference): Likewise.
6635 (mn10300_function_value): New.
6636 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6637 (FUNCTION_OUTGOING_VALUE): Likewise.
6638 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6639 * doc/invoke.texi: Document it.
6641 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6644 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6645 force integer op1 into register for XFmode compares.
6647 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6650 * expmed.c (alg_code): Add alg_impossible.
6651 (alg_hash_entry): Add cost.
6652 (synth_mult): Record alg_impossible in the hash table if
6653 multiplication by a given integer is impossble within the
6654 limit. Speed up using alg_impossible.
6656 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6658 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6659 argument. Allow and set any offset if needs_anyoffset is passed
6661 (get_constraint_for): Add argument here too.
6663 (do_structure_copy): Pass NULL to get_constraint_for.
6664 (handle_ptr_arith): Ditto.
6665 (find_func_aliases): Ditto.
6667 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6669 PR rtl-optimization/23898
6670 * output.h (get_attr_min_length): Declare.
6671 * final.c (get_attr_length_1): New function, broken out of:
6673 (get_attr_min_length): New function.
6674 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6675 (duplicate_computed_gotos): Likewise.
6676 * genattr.c (insn_min_length): Generate declaration.
6677 * genattrtab.c (min_fn, min_attr_value): New functions.
6678 (make_length_attrs): Generate insn_min_length.
6680 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6682 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6684 2005-09-20 Richard Henderson <rth@redhat.com>
6686 PR tree-optimization/24059
6687 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6690 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6692 * c.opt (fextended-identifiers): New.
6693 * c-opts.c (c_common_handle_option): Handle
6694 -fextended-identifiers.
6695 * doc/cpp.texi: Update documentation of extended identifiers.
6696 * doc/cppopts.texi (-fextended-identifiers): Document.
6698 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6700 PR tree-optimization/23929
6701 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6704 PR tree-optimization/23818
6705 * tree-stdarg.c (execute_optimize_stdarg): Call
6706 calculate_dominance_info.
6708 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6710 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6711 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6712 (compute_overlap_steps_for_affine_1_2): Use
6713 get_number_of_iters_for_loop.
6714 (analyze_subscript_affine_affine): Check whether difference is
6716 Use get_number_of_iters_for_loop.
6717 Check whether overlap occurs outside of bounds.
6718 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6720 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6722 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6723 base register if possible.
6725 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6727 PR tree-optimization/18463
6728 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6729 converting it directly is not possible.
6730 (chrec_convert_aggressive): New function.
6731 * tree-chrec.h (chrec_convert_aggressive): Declare.
6732 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6733 Fold chrec conversions aggressively if asked to.
6734 (instantiate_parameters): Modified because of changes in
6735 instantiate_parameters_1.
6737 2005-09-19 Richard Henderson <rth@redhat.com>
6739 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6740 (reduc_splus_v2df): New.
6742 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6744 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6745 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6747 2005-09-19 Richard Henderson <rth@redhat.com>
6749 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6752 2005-09-19 Richard Henderson <rth@redhat.com>
6754 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6755 (ia64_expand_dot_prod_v8qi): New.
6756 * config/ia64/ia64-protos.h: Update.
6757 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6758 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6759 sdot_prodv8qi, sdot_prodv4hi): New.
6760 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6762 2005-09-19 Richard Henderson <rth@redhat.com>
6765 * real.c (exact_real_truncate): Return false if the format cannot
6766 represent the number as a normal.
6768 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6769 for a memory source.
6771 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6773 * tree-ssa-operands.c (swap_tree_operands): Export.
6774 * tree.h (swap_tree_operands): Declare.
6775 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6776 Call swap_tree_operands.
6778 2005-09-19 Richard Henderson <rth@redhat.com>
6780 * tree-flow.h (merge_alias_info): Declare.
6781 * tree-ssa-copy.c (merge_alias_info): Export.
6782 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6783 (vect_create_data_ref_ptr): Use create_iv directly.
6784 (vectorizable_load): Use correct types for integer constants.
6785 (vect_generate_tmps_on_preheader): Likewise.
6786 (vect_gen_niters_for_prolog_loop): Likewise.
6788 2005-09-19 Steven Bosscher <stevenb@suse.de>
6790 PR rtl-optimization/23943
6791 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6793 2005-09-18 Jan Hubicka <jh@suse.cz>
6795 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6797 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6799 * varasm.c (output_constant): Do not abort on conversions to union
6800 types between different sizes.
6802 2005-09-18 Richard Guenther <rguenther@suse.de>
6805 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6808 2005-09-18 Paul Brook <paul@codesourcery.com>
6810 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6812 2005-09-17 Richard Henderson <rth@redhat.com>
6814 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6815 * tree-ssa-loop.c (pass_vect_dce): Remove.
6816 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6819 2005-09-17 Richard Henderson <rth@redhat.com>
6821 * tree-pass.h (pass_vect_dce): Declare.
6822 * passes.c (init_optimization_passes): Add it.
6823 * tree-flow.h (tree_ssa_dce): Declare.
6824 * tree-ssa-dce.c (tree_ssa_dce): Export.
6825 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6826 (gate_tree_vectorize): ... here.
6827 (pass_vect_dce): New.
6829 2005-09-17 Jan Hubicka <jh@suse.cz>
6831 * except.c (struct eh_status): Turn region_array into vec.
6832 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6833 convert_from_eh_region_ranges, find_exception_handler_labels,
6834 current_function_has_exception_handlers, assign_filter_values,
6835 build_post_landing_pads, dw2_build_landing_pads,
6836 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6837 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6838 foreach_reachable_handler, can_throw_internal_1,
6839 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6841 (duplicate_eh_region_1): Update region_array.
6842 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6844 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6847 * expmed.c (expand_mult): Substitute simple register for op0 when
6850 2005-09-17 Richard Henderson <rth@redhat.com>
6852 * expr.c (emit_move_via_integer): Add force argument, pass it on
6853 to emit_move_change_mode. Update callers.
6854 (emit_move_complex): Pass true to new force argument.
6855 * function.c (expand_function_end): Move expand_eh_return call
6856 earlier. Merge sub-word complex values into a pseudo before
6857 copying to the return hard register.
6859 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6861 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6862 between different sizes.
6864 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6868 * passes.c (init_optimization_passes): Register dump files for
6871 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6873 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6874 * config/s390/s390.c (s390_overlap_p): New function.
6875 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6876 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6879 2005-09-16 Richard Guenther <rguenther@suse.de>
6881 * ipa-pure-const.c (static_execute): Free auxiliar information.
6882 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6883 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6885 2005-09-15 DJ Delorie <dj@redhat.com>
6887 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6889 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6891 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6893 (swap_commutative_operands_with_target): New.
6895 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6897 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6900 (estimate_iters_using_array): New function.
6901 * tree-data-ref.h (estimate_iters_using_array): Prototype
6902 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6903 Use estimate_iters_using_array instead of analyze_array.
6905 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6907 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6910 2005-09-15 Michael Matz <matz@suse.de>
6912 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6914 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6916 PR tree-optimization/23835
6917 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6918 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6920 2005-09-14 Richard Henderson <rth@redhat.com>
6922 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6923 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6925 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6927 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6928 in the ARRAY_TYPE case.
6930 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6932 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6934 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6937 * tree-vect-transform.c (vectorizable_operation): Return false for
6938 scalar shift operations and for vector shift operations with
6939 non-invariant shift arguments. Use scalar tree operand op1 as
6940 a shift operand when vector shift insn pattern uses scalar shift
6942 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6944 2005-09-14 Olivier Hainque <hainque@adacore.com>
6946 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6947 value if it has side-effects.
6949 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6952 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6954 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6956 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6957 passed as NAME as if it were label at start of function code.
6959 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6961 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6964 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6966 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6967 as early clobber. Rewrite so the PIC register is not implicitly used.
6969 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6971 * tree.c (annotate_with_file_line): Compare line numbers before
6974 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6977 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6978 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6980 2005-09-13 Ian Lance Taylor <ian@airs.com>
6982 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6983 than a HOST_WIDEST_INT to gen_doloop_begin.
6985 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6987 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6989 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6991 PR tree-optimize/23817
6992 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6994 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6997 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6998 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6999 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7000 (restore_stack_nonlocal): Likewise.
7001 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7003 2005-09-12 Ian Lance Taylor <ian@airs.com>
7006 * c.opt (ffriend-injection): New C++ option.
7007 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7008 (C++ Dialect Options): Document -ffriend-injection.
7010 2005-09-12 Josh Conner <jconner@apple.com>
7013 * ipa-reference.c (static_execute): Don't mark variables in
7014 named sections TREE_READONLY.
7016 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7018 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7021 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7023 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7024 V_MUST_DEF instead of just the first_use_p.
7025 Don't mark the virtual variables for renaming on the statement which
7027 (pass_dse): Remove TODO_update_ssa.
7029 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7032 * stor-layout.c (compute_record_mode): For records with a single
7033 field, actually check the field's mode size against the type size.
7035 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7036 registers for TARGET_SHMEDIA.
7037 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7038 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7039 of GENERAL_REGS and FP_REGS.
7041 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7043 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7045 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7047 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7048 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7049 are omitted. Exclude stack_tie insn too.
7051 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7053 PR rtl-optimization/23098
7054 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7056 * config/rs6000/rs6000.md (movdf splitter): Use
7057 const_double_operand predicate for TARGET_POWERPC64.
7058 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7059 SYMBOL_REF method to ABI_V4.
7061 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7062 replace_equiv_address.
7063 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7064 rs6000_sr_alias_set and MEM_NOTRAP.
7065 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7067 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7069 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7070 handle CALL_EXPR again.
7072 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7074 * arm/predicates.md (alignable_memory_operand): Delete.
7076 2005-09-10 Richard Henderson <rth@redhat.com>
7079 * dbxout.c (dbxout_expand_expr): New.
7080 (dbxout_symbol): Use it.
7082 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7084 * arm.c (arm_gen_rotated_half_load): Delete.
7085 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7086 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7087 (thumb_set_return_address): Likewise.
7088 (thumb_load_double_from_address): Use adjust_address.
7089 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7090 (extendhsisi2_mem, movhi_bytes): Use change_address.
7091 (movhi): Use widen_memory_access.
7092 (reload_out_df): Use replace_equiv_address.
7093 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7095 2005-09-09 Richard Henderson <rth@redhat.com>
7098 * dbxout.c: Include expr.h.
7099 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7100 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7101 * Makefile.in (dbxout.o): Add EXPR_H.
7103 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7105 PR tree-optimization/23509
7106 * tree-cfg.c (replace_uses_by): Use replace_exp.
7107 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7108 pointers have name_mem_tag or type_mem_tag set.
7110 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7112 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7113 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7114 of wrongly accessing operands.
7116 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7118 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7119 * tree-chrec.c: Include tree-scalar-evolution.h.
7120 (chrec_convert): Instantiate the base and step before calling
7121 scev_probably_wraps_p that would fail on parametric evolutions.
7122 Collect all the fails into a single section failed_to_convert,
7123 print a diagnostic, and return chrec_dont_know instead of calling
7125 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7126 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7128 (scev_const_prop): Don't replace the definition of a loop closed ssa
7129 phi node by itself, or by another loop closed ssa phi node.
7130 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7131 that base and step are defined.
7133 2005-09-09 Richard Guenther <rguenther@suse.de>
7136 * fold-const.c (fold_ternary): Check truth_value_p before
7137 calling invert_truthvalue.
7139 2005-09-09 Nick Clifton <nickc@redhat.com>
7141 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7142 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7143 dimension of these arrays.
7144 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7146 * longlong.h: Only provide a prototype for the __clz_tab[] array
7147 if this header has not been included from libgcc2.h.
7148 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7150 Provide prototypes for exported functions.
7151 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7154 2005-09-08 Josh Conner <jconner@apple.com>
7158 * expr.c (expand_expr_addr_expr_1): Don't invoke
7159 expand_simple_binop for EXPAND_INITIALIZER.
7161 2005-09-08 Richard Henderson <rth@redhat.com>
7164 * toplev.c (wrapup_global_declaration_1): Split out ...
7165 (wrapup_global_declaration_2): ... from ...
7166 (wrapup_global_declarations): ... here. Return bool.
7167 (check_global_declaration_1): Split out ...
7168 (check_global_declarations): from here.
7169 (emit_debug_global_declarations): New.
7170 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7171 check_global_declaration_1, emit_debug_global_declarations): Declare.
7172 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7173 of decls. Call wrapup_global_declaration_1,
7174 wrapup_global_declaration_2, check_global_declaration_1 directly.
7175 (c_write_global_declarations_2): New.
7177 (c_write_global_declarations): Call c_write_global_declarations_2.
7178 * langhooks.c (write_global_declarations): Call
7179 emit_debug_global_declarations.
7181 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7182 remove decls that have DECL_RTL_SET_P.
7183 * passes.c (rest_of_decl_compilation): Invoke
7184 cgraph_varpool_finalize_decl for all but functions.
7186 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7188 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7189 the result of a conversion if the new min and max cannot be compared.
7191 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7193 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7194 (override_options): Setting s390_sr_alias_set removed.
7195 (save_fpr, save_gprs): Set alias set to vararg or frame.
7196 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7197 s390_sr_alias_set with get_frame_alias_set ().
7198 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7199 get_varargs_alias_set ().
7201 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7205 * c-parser.c (c_parser_objc_method_definition): If the next
7206 token is not "{", error out and don't start the function.
7208 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7210 * tree-vrp.c (extract_range_from_expr): Move the check for non
7211 nullness after the check for gimple invariant.
7213 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7215 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7217 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7220 * config/m32r.md (movmemsi_internal): Canonicalize order of
7221 operands in PLUS component of template.
7223 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7225 * reload1.c (fixup_eh_region_note): Remove assertion.
7226 (fixup_abnormal_edges): Reverted removal of call to
7227 find_many_sub_basic_blocks made on 2005-08-31.
7229 2005-09-07 Richard Henderson <rth@redhat.com>
7231 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7232 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7233 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7234 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7235 rearrange for better packing.
7236 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7237 (lookup_cfa_1): Remove inline marker.
7238 (cfa_equal_p): Split out of ...
7239 (def_cfa_1): ... here. Use INVALID_REGNUM.
7240 (build_cfa_loc): Handle !cfa->indirect.
7241 (frame_pointer_cfa_offset): New.
7242 (dbx_reg_number): Assert register elimination performed; do
7243 leaf register remapping.
7244 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7245 (eliminate_reg_to_offset): New.
7246 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7247 for verifiably local stack frame addresses; re-base to CFA.
7248 (mem_loc_descriptor): Remove can_use_fbreg argument.
7249 (concat_loc_descriptor, loc_descriptor): Likewise.
7250 (containing_function_has_frame_base): Remove.
7251 (rtl_for_decl_location): Don't do register elimination or
7252 leaf register remapping here.
7253 (secname_for_decl): Split out from ..
7254 (add_location_or_const_value_attribute): ... here.
7255 (convert_cfa_to_loc_list): New.
7256 (compute_frame_pointer_to_cfa_displacement): New.
7257 (gen_subprogram_die): Use them.
7258 * tree.h (frame_base_decl): Remove.
7259 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7260 (prologue_stack_adjust): Remove.
7261 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7262 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7263 (set_frame_base_location): Remove.
7264 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7265 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7266 (vt_add_function_parameters): Don't eliminate_regs.
7267 (vt_initialize): Don't create frame_base_decl.
7269 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7271 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7272 version of GNU binutils for 4.x and later.
7274 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7276 * ggc-page.c (ggc_push_context): Remove.
7277 (ggc_pop_context): Likewise.
7278 * ggc.h (ggc_push_context): Remove.
7279 (ggc_pop_context): Likewise.
7281 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7284 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7285 returning from an interrupt handler.
7287 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7290 * config/arc/arc.c (output_shift): Add check for loop count when
7293 2005-09-06 Steven Bosscher <stevenb@suse.de>
7295 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7297 (abs_replacement): Likewise.
7298 (pass_phiopt): Remove TODO_update_ssa.
7300 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7303 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7304 if "return with no value, in function returning non-void" warning
7306 * tree-cfg.c (execute_warn_function_return): Don't look at
7307 RETURN_EXPRs with TREE_NO_WARNING set.
7310 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7311 for internal functions doesn't use registers used by global registers
7312 variables. Use fewer register parameters if there are global register
7315 2005-09-06 Olivier Hainque <hainque@adacore.com>
7316 Eric Botcazou <ebotcazou@adacore.com>
7319 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7320 when we would be extracting outside its bit span (bitpos+bitsize
7321 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7322 Ada unchecked conversions.
7324 2005-09-06 Steven Bosscher <stevenb@suse.de>
7326 * tree-ssa-pre.c (try_look_through_load): New function.
7327 (compute_avail): Use it to try to look through loads for some
7328 more useful expressions.
7330 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7332 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7333 condition for detecting cases like (a&a) and (a^a).
7335 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7337 * common.opt: Add option ftree-vect-loop-version.
7338 * params.def: Add --param vect-max-version-checks.
7339 * doc/invoke.texi: Document ftree-vect-loop-version and
7340 --param vect-max-version-checks.
7341 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7342 may_misalign_stmts and defines for accessors.
7343 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7344 LOOP_VINFO_MAY_MISALIGN_STMTS.
7345 (destroy_loop_vec_info): VEC_free for
7346 LOOP_VINFO_MAY_MISALIGN_STMTS.
7347 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7348 Update documentation.
7349 (vect_update_misalignment_for_peel): New.
7350 (vect_enhance_data_refs_alignment): Update to choose loop
7351 peeling or loop versioning if appropriate for the (potentially)
7352 unaligned data references in the loop.
7353 (vect_analyze_data_refs_alignment): Remove call to
7354 vect_enhance_data_refs_alignment so the checks can be done
7356 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7357 and move up call to vect_analyze_data_refs_alignment.
7358 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7359 (vect_transform_loop): Add call to loop_version.
7361 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7363 PR rtl-optimization/23098
7364 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7365 * simplify-rtx.c (constant_pool_reference_p): New function.
7366 * rtl.h (constant_pool_reference_p): New prototype.
7367 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7368 constant_pool_reference_p in condition and
7369 avoid_constant_pool_reference in preparation statements.
7371 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7373 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7374 STRICT_LOW_PART SETs.
7376 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7379 * except.c (sjlj_emit_function_enter): Find the function begin
7380 note even when it's not in first basic block.
7382 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7384 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7385 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7386 * aclocal.m4: Regenerate.
7388 2005-09-05 DJ Delorie <dj@redhat.com>
7390 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7393 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7395 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7396 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7397 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7398 Follow spelling conventions.
7399 * doc/invoke.texi: Follow spelling conventions.
7401 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7403 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7404 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7405 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7407 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7410 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7411 (output_stack_adjust): Use gen_tmp_stack_mem.
7412 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7413 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7414 (sh_get_pr_initial_val): Likewise.
7415 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7416 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7417 * sh.md (divsi_inv_m0): Use gen_const_mem.
7418 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7419 (movdf_i4+1): Use gen_tmp_stack_mem.
7420 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7421 (fpu_switch+2): Likewise.
7422 (movv4sf_i, movv16sf_i): Use adjust_address.
7423 (symGOT_load): Set MEM_NOTRAP_P bit.
7425 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7428 * pa.c (emit_move_sequence): Fix typo in last change.
7430 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7432 PR rtl-optimization/23454
7433 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7436 2005-09-03 Richard Henderson <rth@redhat.com>
7437 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7440 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7443 2005-09-02 Nicolas Pitre <nico@cam.org>
7445 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7446 to bit_count to 32 bits.
7448 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7451 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7452 generating synthetic loads from volatile lvalues.
7454 005-09-02 Nick Clifton <nickc@redhat.com>
7456 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7457 __ctzhi2, __clzhi2): New functions.
7459 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7462 * tree-nested.c (struct var_map_elt): Mark with GTY.
7463 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7465 (lookup_field_for_decl): Allocate new element in GC memory.
7466 (lookup_tramp_for_decl): Likewise.
7467 (convert_nl_goto_reference): Likewise
7468 (create_nesting_tree): Allocate info in GC memory. Likewise for
7470 (free_nesting_tree): Free with ggc_free instead of free.
7471 (root): New static variable.
7472 (lower_nested_functions): Remove root as local variable. And zero out
7473 root at the end of the function.
7475 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7477 PR rtl-optimization/20365
7478 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7479 to short. New member ix.
7480 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7481 (simplify_plus_minus): Initialize ix members before calling qsort.
7483 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7485 PR tree-optimization/23626
7486 * tree-cfg.c (replace_uses_by): Clean up eh info.
7488 2005-09-01 DJ Delorie <dj@redhat.com>
7490 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7493 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7495 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7496 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7499 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7501 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7502 do not issue warning for a variable definition following
7505 2005-09-01 Richard Henderson <rth@redhat.com>
7508 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7509 conversion to CONST_VECTOR.
7511 2005-09-01 Richard Henderson <rth@redhat.com>
7514 * reload1.c (reload_as_needed): Check !CALL_P before calling
7515 fixup_eh_region_note.
7516 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7518 2005-09-01 DJ Delorie <dj@redhat.com>
7520 * varasm.c (output_constant): Let the target resolve
7521 conversions of addresses to non-default pointer sizes.
7523 2005-09-01 Nicolas Pitre <nico@cam.org>
7525 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7526 to alow matching ARM pre-indexed addressing mode.
7527 (arm_override_options): Remove now irrelevant comment.
7529 2005-09-01 Phil Edwards <phil@codesourcery.com>
7531 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7532 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7533 * config/i386/vxworks.h: Likewise.
7534 * config/i386/t-vxworksae: New file, for VxWorks AE.
7535 * config/i386/vxworksae.h: Likewise.
7537 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7539 PR tree-optimization/23410
7540 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7541 sequence is not wrapping during the first step.
7543 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7546 * dwarf2out.c (base_type_die): Compare char_type_node with
7547 TYPE_MAIN_VARIANT (type), not type.
7549 2005-09-01 Richard Guenther <rguenther@suse.de>
7551 PR tree-optimization/15366
7552 * common.opt: Add -finline-functions-called-once.
7553 Put -fearly-inlining in alphabetically ordered place.
7554 * doc/invoke.texi: Document new option.
7555 * ipa-inline.c (cgraph_decide_inlining): Honour
7556 flag_inline_functions_called_once.
7558 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7560 PR rtl-optimization/23478
7561 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7562 (alloc_qty): Initialize it.
7563 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7564 (combine_regs): Combine also n_throwing_calls_crossed fields.
7565 (find_free_reg): Don't attempt to caller-save pseudos crossing
7566 calls that might throw.
7567 * global.c (struct allocno): Add throwing_calls_crossed field.
7568 (global_alloc): Revert 2005-08-22 change. Initialize
7569 throwing_calls_crossed.
7570 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7573 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7576 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7577 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7578 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7579 (and64_2_operand): Tweak to use predicate.
7580 (and_operand): Adjust for mask_operand changes.
7581 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7582 (print_operand): Likewise.
7583 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7584 (mask64_1or2_operand): Delete.
7585 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7586 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7587 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7588 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7589 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7590 (rotldi3_internal4): Likewise.
7591 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7592 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7593 (ashldi3_internal7): Likewise.
7594 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7595 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7596 (anddi3 split): Don't match mask64_operand.
7597 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7598 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7599 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7600 't' splitter predicate.
7601 (movdi_internal64 + 2): Revert 2005-06-11 change.
7603 2005-08-31 DJ Delorie <dj@redhat.com>
7605 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7606 (m32c_asm_integer): Add support for 32 bit pointers.
7608 2005-08-31 Richard Henderson <rth@redhat.com>
7610 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7611 component-like references for setting MEM_NOTRAP_P.
7613 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7614 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7616 2005-08-31 Richard Henderson <rth@redhat.com>
7618 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7619 into a pseudo before applying gen_lowpart.
7621 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7623 * doc/install.texi (Specific): Update cctools version required
7624 for full functionality.
7625 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7626 linkers as -macosx_version_min.
7628 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7631 * sh.c (print_operand, %R and %S): Add handling of floating point
7632 registers, memory, constants and invalid operands.
7634 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7636 * ipa-pure-const.c: Change dump name.
7638 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7641 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7642 to "reg_or_0_operand".
7643 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7645 2005-08-31 Dale Johannesen <dalej@apple.com>
7647 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7648 loops that count down.
7650 2005-08-31 Richard Henderson <rth@redhat.com>
7653 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7654 (fixup_eh_region_note): New.
7655 (reload_as_needed): Call it.
7656 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7657 don't call find_many_sub_basic_blocks; call verify_flow_info.
7658 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7659 (keep_stack_depressed): Likewise.
7660 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7662 2005-08-31 Richard Henderson <rth@redhat.com>
7664 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7667 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7669 * expr.c (expand_expr_real_1): Compare size of address
7670 mode to target's address mode size in deciding expansion of
7671 the constant address.
7673 2005-08-31 Richard Guenther <rguenther@suse.de>
7676 * expr.c (all_zeros_p): New function.
7677 (expand_expr_real_1): Handle the case of an all-zero
7678 non-addressable constructor separately.
7680 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7682 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7683 arguments, adjust all callers.
7684 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7686 2005-08-30 Richard Henderson <rth@redhat.com>
7689 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7690 whenever the mode sizes match.
7692 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7694 * calls.c (load_register_parameters): Fix comment typo.
7695 * expr.c (emit_push_insn): Comment formatting.
7697 2005-08-30 Ian Lance Taylor <ian@airs.com>
7699 * config/i386/x-cygwin (host-cygwin): Change dependency from
7700 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7702 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7704 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7707 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7710 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7711 call to ggc_collect.
7713 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7716 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7717 beginning. Remove $(INCLUDES) from all the rules, if following
7718 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7720 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7723 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7724 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7725 not constant, but maxlen is, don't set len to maxlen, rather
7726 set maxlen to len if len is a constant.
7728 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7730 PR tree-optimization/23475
7731 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7734 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7736 Fix PR middle-end/22455
7738 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7739 Checksum only the parts of the tree that exist for the tree code.
7741 2005-08-28 Dale Johannesen <dalej@apple.com>
7743 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7745 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7747 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7749 2005-08-28 Richard Henderson <rth@redhat.com>
7751 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7752 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7755 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7758 * builtins.c (get_memory_rtx): Don't strip nops
7759 in between COMPONENT_REFs.
7761 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7764 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7766 (gimplify_modify_expr): Check for zero sized types and gimplify the
7767 rhs and lhs as statements.
7769 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7772 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7773 state for return address column of signal frames.
7775 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7778 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7779 bytes >= 2 not bytes == 2.
7780 (expand_block_move): Same.
7782 2005-08-27 Richard Guenther <rguenther@suse.de>
7785 * config/i386/sse.md (sse2_movsd): Add missing closing
7788 2005-08-27 Paul Brook <paul@codesourcery.com>
7790 * genrecog.c (enum decision_type): Add DT_num_insns.
7791 (struct decision_test): Add u.num_insns.
7792 (add_to_sequence): Add DT_num_insns test.
7793 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7794 (write_cond, debug_decision_2): Ditto.
7795 (change_state): Assume peep2_next_insn never fails.
7796 Remove "afterward" argument.
7797 (write afterward, write_tree): Update to match.
7798 * recog.c (peep2_current_count): New variable.
7799 (peep2_next_insn): Check it.
7800 (peephole2_optimize): Set peep2_current_count.
7801 * recog.h (peep2_current_count): Declare.
7803 2005-08-26 Josh Conner <jconner@apple.com>
7806 * ipa-pure-const.c (check_tree): Check for volatile-ness
7807 when considering a dereference.
7809 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7811 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7813 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7815 PR rtl-optimization/23561
7816 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7817 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7818 at most LEN bytes long memory fits into the field.
7819 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7820 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7821 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7823 2005-08-26 Richard Henderson <rth@redhat.com>
7826 * loop.c (biased_biv_may_wrap_p): New.
7827 (maybe_eliminate_biv_1): Use it to suppress non-equality
7828 comparison transformations. Delete disabled code.
7830 2005-08-26 Ian Lance Taylor <ian@airs.com>
7832 * combine.c (make_extraction): Avoid reference outside object.
7834 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7836 * stor-layout.c (finalize_type_size): Restore behaviour for
7837 non-aggregate types to the status quo ante of the patch for
7838 pr 23467. Document why it matters.
7840 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7843 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7844 array by one element, initialize the BT_LAST element with NULL.
7846 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7848 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7849 optimizing for size.
7851 (compare_plus_eqsi): Same.
7852 (plus_eqsi_compare): Same.
7853 (neg_eq0<mode>): Same.
7854 (neg_eq<mode>): Same.
7856 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7859 2005-08-26 Nick Clifton <nickc@redhat.com>
7861 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7862 TARGET_EP is not defined.
7863 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7864 TARGET_EP is enabled.
7865 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7866 * config/v850/v850.md (save_all_interrupt): Only use the EP
7867 register if TARGET_EP is defined.
7868 (restore_all_interrupt): Likewise.
7869 * config/v850/lib1funcs.asm: Update functions so that the EP
7870 register is only used if __EP__ is defined.
7872 2005-08-26 David Ung <davidu@mips.com>
7874 * config/mips/mips.c (mips_expand_prologue): Handle case when
7875 generating for MIPS16 and the outgoing argument area is more than
7876 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7879 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7881 * config/crx/crx.md: Make doloop_end pattern usage controllable
7882 via mloop-nesting=<max-nesting> command line switch. Make sure
7883 the combiner cannot use doloop_end_<mode> in an illegal way.
7884 * config/crx/crx.c: Use regs up to r6 for argument passing.
7885 Refine crx_address_cost (non cst4 displacements are expensive).
7886 * config/crx/crx.opt: Add switch for mloop-nesting=.
7888 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7890 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7891 (UNSPEC_MVST): New constant.
7893 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7895 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7896 Reject operands containing eliminable registers.
7897 * testsuite/gcc.dg/20050825-1.c: New testcase.
7899 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7900 Jan Hubicka <jh@suse.cz>
7902 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7904 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7906 PR tree-optimization/23546
7907 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7910 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7912 * params.def (PARAM_MIN_SPEC_PROB): New.
7913 * sched-rgn.c (MIN_PROBABILITY): Delete.
7914 (compute_trg_info): Convert to PARAM_VALUE.
7915 * doc/invoke.texi (param): Document min-spec-prob.
7917 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7919 * config/darwin.h: define __PIC__
7920 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7921 TARGET_OS_CPP_BUILTINS macro.
7923 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7925 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7928 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7930 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7932 * cfghooks.c (duplicate_block): Added position where to place
7933 new block as argument.
7934 * cfghooks.h (duplicate_block): Declaration changed.
7935 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7937 * cfglayout.h (copy_bbs): Declaration changed.
7938 * cfgloop.h (loop_version): Declaration changed.
7939 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7940 position to copy_bbs.
7941 (loop_version): Pass position to duplicate_loop_to_header_edge.
7942 Add place_after argument and position new blocks according to
7944 * modulo-sched.c (sms_schedule): Pass place_after argument
7946 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7947 * tree-cfg.c (split_edge_bb_loc): New function.
7948 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7949 to determine position of new blocks.
7950 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7952 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7953 argument to duplicate_block.
7954 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7955 Pass position to copy_bbs.
7957 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7959 * fold-const.c (ptr_difference_const): Use
7960 cst_and_fits_in_hwi instead of host_integerp.
7962 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7964 * config/darwin.c (gen_pic_offset): New.
7965 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7968 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7970 PR tree-optimization/23486
7971 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7973 2005-08-23 Phil Edwards <phil@codesourcery.com>
7975 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7976 remove use_collect2.
7977 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7979 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7980 configuration files to override the default value.
7982 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7983 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7984 * config/vx-common.h: New file, split out from...
7985 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7986 * config/vxworksae.h: New file, for VxWorks AE.
7987 * config/vxworks.opt: New file.
7988 * config/vxlib.c: Update for VxWorks 6.
7990 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7991 other MULTILIB_* variables appropriately.
7992 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7993 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7994 * config/rs6000/vxworks.h: Update for VxWorks 6.
7995 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7997 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8000 * config/darwin.c (machopic_select_section): Remove the hack to
8001 mark "::operator new" and "::operator delete" for coalescing
8002 even though they are not weak.
8004 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8006 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8007 * configure: Regenerate.
8009 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8012 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8014 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8015 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8018 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8020 * config/rs6000/predicates.md (equality_operator): New.
8021 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8022 comparison with a large constant.
8024 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8026 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8028 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8030 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8031 registers is even, and we have a hardware double precision fp,
8033 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8034 size of current argument when checking if argument was passed in
8037 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8040 * stor-layout.c (finalize_type_size): Dont override
8041 existing alignment with a smaller alignment from the mode.
8043 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8045 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8046 * lambda.h (lambda_vector_lexico_pos): ... here.
8047 * tree-data-ref.c (build_classic_dist_vector): Return false when
8048 the distance vector is lexicographically negative.
8050 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8052 PR tree-optimization/23511
8053 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8054 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8056 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8058 PR tree-optimization/22043
8059 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8060 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8061 If ALLOW_FLEXARR, handle types ending with flexible array member.
8062 Pass false as second argument to recursive count_type_elements calls.
8063 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8064 argument to count_type_elements call.
8065 * tree-sra.c (decide_block_copy): Likewise.
8066 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8067 for a constant-sized object, set cleared as well. Pass true as
8068 second argument to count_type_elements call.
8070 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8073 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8074 from legitimate_small_data_p, and make global. Update use.
8075 Remove forward declaration.
8076 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8078 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8080 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8082 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8083 of scratch intermediates.
8084 (eq<mode>_compare): Same.
8085 (neg_eq0<mode>): New.
8086 (neg_eq<mode>): Convert to define_insn_and_split.
8088 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8091 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8092 stdarg functions, set/clear the fp marker even when no variable
8094 * config/rs6000/sysv4.opt (mprototype): Describe.
8096 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8098 PR rtl-optimization/23478
8099 * regs.h (reg_info): Add throw_calls_crossed.
8100 (REG_N_THROWING_CALLS_CROSSED): Define.
8101 * flow.c (allocate_reg_life_data): Initialize
8102 REG_N_THROWING_CALLS_CROSSED.
8103 (propagate_one_insn, attempt_auto_inc): Update
8104 REG_N_THROWING_CALLS_CROSSED.
8105 * global.c (global_alloc): Don't allocate pseudos across
8106 calls that may throw.
8108 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8111 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8112 value is inbetween the range if we did not find an exact match.
8114 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8116 * doc/invoke.texi (Option Summary): Add ms1 options.
8117 * doc/extend.texi: Document interrupt handler attribute for ms1.
8118 * doc/md.texi: Document ms1 constraints.
8119 * config.gcc: Add ms1-*-elf.
8120 * config/ms1/ms1.h: New.
8121 * config/ms1/ms1.c: New.
8122 * config/ms1/ms1.md: New.
8123 * config/ms1/ms1-protos.h: New.
8124 * config/ms1/ABI.txt: New.
8125 * config/ms1/crti.asm: New.
8126 * config/ms1/crtn.asm: New.
8127 * config/ms1/lib2extra-funcs.c: New.
8128 * config/ms1/t-ms1: New.
8129 * config/ms1/ms1.opt: New.
8131 2005-08-22 Ira Rosen <irar@il.ibm.com>
8133 * config/rs6000/altivec.md (xorv4sf3): New.
8134 (negv4sf2, neg<mode>2): Likewise.
8136 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8139 * config/ia64/ia64.md (divsi3): Check divide by zero.
8140 (udivsi3): Likewise.
8142 (udivdi3): Likewise.
8144 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8146 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8147 up to elem_bitsize bits, not max_bitsize.
8149 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8151 PR tree-optimization/23433
8152 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8153 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8155 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8157 PR tree-optimization/23434
8158 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8159 the iteration bound is not an INTEGER_CST.
8161 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8163 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8164 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8165 NULL if need_epilog_adjust is false.
8166 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8167 Case 3 always peels first itration, not just for PLUS case, and no need
8168 to use scalar_initial_def here. Create an epilog adjustment only if
8169 scalar_initial_def is not NULL.
8171 (vectorizable_reduction): Remove assert.
8173 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8176 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8177 (__moddi3): Likewise.
8178 (__udivdi3): Likewise.
8179 (__umoddi3): Likewise.
8180 (__divsi3): Likewise.
8181 (__modsi3): Likewise.
8182 (__udivsi3): Likewise.
8183 (__umodsi3): Likewise.
8185 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8187 * tree-pass.h (TDF_GRAPH): Define.
8188 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8189 * passes.c (finish_optimization_passes): Only call
8190 finish_graph_dump_file if TDF_GRAPH is set.
8191 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8192 NULL. Set TDF_GRAPH bit.
8193 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8195 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8197 * arm.h (arm_stack_offsets): Add locals_base field.
8198 * arm.c (arm_get_frame_offsets): Compute it.
8199 (thumb_compute_initial_elimination offset): Make the Thumb frame
8200 pointer point to the base of the local variables.
8201 (thumb_expand_prologue): Update accordingly.
8202 (thumb_expand_epilogue): Likewise.
8204 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8205 mode of clobbered scratch to DImode. Handle a case that's known to
8208 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8210 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8211 (gt0<mode>_compare): Delete.
8212 (neg_gt0<mode>): Delete.
8214 2005-08-19 Eric Christopher <echristo@apple.com>
8216 * optabs.h: Change CTI_ to COI_.
8219 2005-08-19 James E Wilson <wilson@specifix.com>
8221 * builtins.c (expand_builtin_return_addr): Set
8222 current_function_accesses_prior_frames when count != 0. Use
8223 frame_pointer_rtx when count == 0.
8224 * function.h (struct function): Add accesses_prior_frames field.
8225 (current_function_accesses_prior_frames): Define.
8226 * reload1.c (init_elim_table): Check
8227 current_function_accesses_prior_frames.
8228 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8230 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8232 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8233 indicator. Return true if the flowgraph changed during
8236 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8239 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8240 conditional expression before testing its value.
8242 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8244 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8246 2005-08-19 Devang Patel <dpatel@apple.com>
8248 PR tree-optimization/23048
8249 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8250 third parameter. Check whether latch is dominated by exit
8252 (if_convertible_loop_p): Supply exit block itself to
8253 if_convertible_bb_p.
8255 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8258 * arm.md (arm_load_pic_register): Change argument to the mask of
8259 saved registers. Call thumb_find_work_register if we need a
8260 scratch register on Thumb.
8261 (arm_expand_prologue): Pass empty register set to
8262 arm_load_pic_register.
8263 (thumb_expand_prologue): Pass live_regs_mask directly to
8264 arm_load_pic_register.
8265 * arm-protos.h (arm_load_pic_register): Update prototype.
8267 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8269 * sh.c (find_sole_member): New function.
8270 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8271 if the record's alignment is larger than the size of its only member.
8273 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8276 * arm.c (thumb_legitimize_reload_address): New function.
8277 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8278 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8280 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8282 * config/crx/crx.c: Implement crx_decompose_address. Reject
8283 symbolic displacements since CRX register relative adressing
8284 mode can't handle unsigned 32-bit values as displacements.
8285 * config/crx/crx.h: Simplify definitions, remove redundant
8286 parenthesis and obsolete macros.
8287 * config/crx/crx.opt: Add new switch for debugging addresses.
8288 * config/crx/crx-protos.h: Add new declarations for above.
8290 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8293 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8296 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8298 * collect2.c (dup2): Delete.
8299 * configure.ac: Don't check for dup2.
8301 * config.in, configure: Regenerate.
8303 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8305 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8306 record with the type of its only member.
8308 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8310 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8311 define_insn_and_split.
8312 (plus_ltu<mode>_compare): Same.
8313 (gtu<mode>_compare): Same.
8314 (plus_gtu<mode>_compare): Same.
8316 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8318 PR tree-optimization/22228
8319 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8321 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8322 are recorded in vect_vnames_to_rename for renaming.
8323 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8324 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8325 in vect_vnames_to_rename.
8326 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8327 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8329 2005-08-18 Jan Hubicka <jh@suse.cz>
8332 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8333 info only for local statics, not for member variables.
8335 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8337 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8339 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8341 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8343 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8346 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8348 2005-08-17 James E Wilson <wilson@specifix.com>
8350 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8353 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8355 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8356 (leu<mode>_compare): Same.
8357 (plus_leu<mode>): Same.
8358 (neg_leu<mode>): Same.
8359 (and_neg_leu<mode): Same.
8360 (ltu<mode>_compare): Same.
8361 (plus_ltu<mode>): Same.
8363 (geu<mode>_compare): Same.
8364 (plus_geu<mode>): Same.
8365 (neg_geu<mode>): Same.
8366 (and_neg_geu<mode>): Same.
8367 (plus_gt<mode>): Same.
8368 (gtu<mode>_compare): Same.
8369 (plus_gtu<mode>): Same.
8371 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8373 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8374 Move call_table_data to end. Delete spurious .text.
8375 (callt_save_all_interrupt): Fix comment typo.
8377 2005-08-17 James E Wilson <wilson@specifix.com>
8378 Kevin Winchester <winchester@amirix.com>
8381 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8383 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8386 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8387 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8389 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8391 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8392 record with the type of its only member if the modes don't match.
8394 * varasm.c (decode_reg_name): Skip empty additional register names.
8396 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8398 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8399 lsm_tmp_name_length): New.
8400 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8401 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8403 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8404 Andreas Krebbel <krebbel1@de.ibm.com>
8406 * config.gcc: Added z9-109 switch.
8407 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8408 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8409 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8410 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8411 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8412 for "z9_109" cpu attribute.
8413 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8414 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8415 (s390_handle_arch_option): Added z9-109 switch.
8416 (override_options): Set respective cost function for z9-109.
8417 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8418 (legitimate_reload_constant_p): Accept extended immediates.
8419 (print_operand): Three new output modifiers added: k, m and o.
8420 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8421 (s390_output_mi_thunk): Use extended immediate when possible.
8422 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8423 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8424 (CONSTRAINT_LEN): Added length of O constraint.
8425 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8426 * config/s390/s390.md ("cpu"): New value z9_109 added.
8427 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8428 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8429 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8430 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8431 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8432 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8433 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8434 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8435 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8436 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8437 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8438 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8439 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8440 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8441 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8443 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8444 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8445 insns for TARGET_EXTIMM.
8447 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8449 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8451 2005-08-17 Nick Clifton <nickc@redhat.com>
8453 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8454 Call default_encode_section_info.
8456 2005-08-17 Steven Bosscher <stevenb@suse.de>
8458 PR tree-optimization/21574
8459 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8460 constant, return CONSTANT.
8461 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8462 (ccp_fold, visit_assignment): Likewise.
8463 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8465 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8467 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8468 fold_buildN instead of buildN then fold_initializer or fold.
8469 (build_unary_op): Likewise.
8470 (build_binary_op): Likewise.
8471 * fold-const.c (fold_initializer): Remove.
8472 (fold_build1_initializer): New function.
8473 (fold_build2_initializer): New function.
8474 (fold_build3_initializer): New function.
8475 * tree.h (fold_initializer): Remove.
8476 (fold_build1_initializer): New function.
8477 (fold_build2_initializer): New function.
8478 (fold_build3_initializer): New function.
8480 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8482 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8483 (try_move_mult_to_index): Call fold_build2 instead of build2.
8484 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8485 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8486 fold_binary_to_constant.
8487 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8489 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8490 check if A == gcd (A, B). Remove TYPE argument.
8491 (analyze_offset) Use fold_build2 instead of fold (build.
8492 (create_data_ref): Likewise.
8493 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8494 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8497 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8499 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8500 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8502 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8505 * gimplify.c (zero_sized_type): New function.
8506 (gimplify_modify_expr_rhs): If we have a zero sized type,
8507 replace the statement with an empty statement.
8509 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8511 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8514 2005-08-16 Ian Lance Taylor <ian@airs.com>
8516 * doc/tm.texi (Label Output): Correct typo.
8518 2005-08-16 Steven Bosscher <stevenb@suse.de>
8521 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8522 force_operand will work later on using have_insn_for.
8524 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8526 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8528 2005-08-16 Ian Lance Taylor <ian@airs.com>
8531 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8532 vector type, don't try to construct it element by element. Add an
8533 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8535 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8537 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8539 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8541 * doc/invoke.texi (Precompiled Headers): Document some more options
8542 which are known to be safe.
8544 2005-08-16 James E Wilson <wilson@specifix.com>
8546 PR tree-optimization/21105
8547 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8548 TREE_OVERFLOW check.
8550 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8552 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8553 (neg_ltu<mode>): Same.
8555 (neg_gtu<mode>): Same.
8557 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8559 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8560 (fold_builtin_isdigit): Use fold_buildN.
8561 (build_function_call_expr): Likewise.
8562 * c-typeck.c (c_finish_loop): Likewise.
8564 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8565 Richard Shann <rshann@superh.com>
8567 PR middle-end/20396:
8568 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8570 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8572 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8574 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8577 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8578 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8581 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8584 * fold-const.c (build_range_check): Disable optimization for function
8585 pointer expressions on targets that require function pointer
8588 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8590 * simplify-rtx.c (simplify_const_relational_operation): When
8591 extracting arguments of a COMPARE, recompute the mode as well.
8593 2005-08-15 Ian Lance Taylor <ian@airs.com>
8595 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8597 2005-08-15 DJ Delorie <dj@redhat.com>
8599 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8601 (movsi_splittable): Allow, but split, moves to the stack.
8602 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8605 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8607 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8608 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8609 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8611 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8612 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8613 Delete HOST_PTR_PRINTF.
8615 * configure, config.in: Regenerate.
8617 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8619 * config/rs6000/rs6000.md (QHSI): New mode macro.
8620 (wd): Extend mode attr for QImode and HImode
8621 (dbits): New mode attr.
8622 (zero_extend<mode>di2): Convert to mode macro.
8624 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8627 * doc/invoke.texi (-mgnu-ld): Update description.
8630 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8633 * Makefile.in (tree-chrec.o): Depends on real.h.
8634 * tree-chrec.c: Include real.h.
8635 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8636 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8637 * tree-scalar-evolution.c (add_to_evolution_1,
8638 interpret_rhs_modify_expr): Ditto.
8640 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8643 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8644 step is negative compute the estimation from init downwards to zero.
8646 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8648 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8650 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8652 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8654 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8655 Accept double-word constants that can be split.
8656 * config/s390/s390.md ("movti"): Use 'P' constraint.
8657 ("*movdi_31", "*movdf_31"): Likewise.
8659 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8661 Fix PR tree-optimization/22615
8663 * tree-ssa-structalias.c (solution_set_add): Handle
8664 first_vi_for_offset returning NULL.
8665 (do_da_constraint): Ditto.
8666 (do_sd_constraint): Ditto.
8667 (do_ds_constraint): Ditto
8668 (find_func_aliases): Ditto.
8669 (build_constraint_graph): RHS is allowed be ANYTHING.
8670 (first_vi_for_offset): Return NULL if we couldn't find anything at
8673 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8675 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8676 over memory as first operand.
8678 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8681 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8682 available for setting it.
8684 2005-08-14 Ira Rosen <irar@il.ibm.com>
8686 PR tree-optimization/23320
8687 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8688 data-refs' types instead of base object nullness. Add check for
8689 pointer type data-refs before first location comparison. Remove
8692 2005-08-14 Andreas Schwab <schwab@suse.de>
8694 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8696 2005-08-13 James E Wilson <wilson@specifix.com>
8698 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8699 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8700 -fstack-protector-all, --param ssp-buffer-size): Document.
8701 (-Wvariadic-macros): Alphabetize.
8702 (-fsched-stalled-insns-dep): Add missing 'f'.
8704 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8707 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8709 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8710 or indirect address operand.
8711 (EXTRA_ADDRESS_CONSTRAINT): New.
8712 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8714 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8716 PR tree-optimization/22236
8717 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8718 successors and predecessors.
8719 * tree-chrec.c (chrec_convert): Before converting, check that
8720 sequences don't wrap.
8721 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8722 (analyze_array): Extern.
8723 (find_data_references_in_loop): Remove call to
8724 compute_estimated_nb_iterations.
8725 * tree-data-ref.h (analyze_array): Declared.
8726 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8727 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8728 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8729 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8731 * tree-ssa-loop-ivcanon.c: Fix documentation.
8732 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8733 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8734 (infer_loop_bounds_from_undefined): New.
8735 (estimate_numbers_of_iterations_loop): Use
8736 infer_loop_bounds_from_undefined.
8737 (used_in_pointer_arithmetic_p): New.
8738 (scev_probably_wraps_p): Pass an extra parameter. Call
8739 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8740 (convert_step): Fix documentation.
8741 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8742 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8743 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8744 scev_probably_wraps_p.
8746 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8748 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8749 (s390_register_info): Ignore clobbered_regs information for fixed
8750 registers, and only fixed registers.
8751 (s390_init_frame_layout): Remove redundant call.
8753 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8755 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8756 description of -Wold-style-casts.
8758 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8759 Jakub Jelinek <jakub@redhat.com>
8761 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8762 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8763 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8764 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8765 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8766 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8767 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8768 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8769 ("stack_protect_set", "stack_protect_test"): New expanders.
8770 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8771 "stack_protect_testdi"): New insn definitions.
8773 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8775 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8777 2005-08-12 Paul Brook <paul@codesourcery.com>
8779 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8781 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8783 * config/s390/predicates.md (setmem_operand): New predicate.
8784 (shift_count_operand): Accept ANDs with special constants as
8786 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8787 with special constants.
8788 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8789 shift_count_operand with setmem_operand.
8791 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8793 * config/s390/s390.c (s390_extract_part, s390_single_part):
8795 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8796 (s390_output_mi_thunk): Don't use lg on 31 bit.
8797 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8798 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8800 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8802 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8803 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8804 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8805 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8806 with one of the new macros.
8808 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8810 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8811 Don't set save_return_addr_p.
8812 (s390_register_info): Make clobbered_regs not depending on
8815 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8817 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8818 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8820 2005-08-11 James E. Wilson <wilson@specifix.com>
8822 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8824 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8826 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8827 locations gathered by var-tracking in single entry loc_list
8828 over loc_descriptor_from_tree.
8830 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8831 pass it down to loc_descriptor.
8832 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8833 (containing_function_has_frame_base): Move earlier in the file.
8834 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8835 instead of always assuming fbreg can't be used.
8837 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8839 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8840 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8841 Accept address wrapped in AND for Altivec.
8842 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8843 Strip AND wrapping offset address for Altivec.
8845 2005-08-11 Richard Henderson <rth@redhat.com>
8848 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8849 before using TYPE_IS_SIZETYPE.
8851 2005-08-11 Richard Henderson <rth@redhat.com>
8854 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8855 insn types not present on ev4.
8856 (alphaev5_insn_pipe): Similarly.
8858 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8861 * arm.c (arm_override_options): If the user has selected callee-super-
8862 interworking, then enable normal interworking.
8864 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8866 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8869 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8871 * doc/rtl.texi: Fix two typos.
8873 2005-08-11 Richard Guenther <rguenther@suse.de>
8876 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8877 cases where we call to/from functions returning void.
8879 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8882 * tree.c (build_pointer_type_for_mode): Robustify.
8884 2005-08-10 James E Wilson <wilson@specifix.com>
8886 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8887 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8889 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8892 2005-08-10 Eric Christopher <echristo@apple.com>
8894 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8895 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8898 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8901 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8902 for the high part when generating dynamic-no-pic code.
8904 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8906 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8907 (x86_64-*-linux*): Likewise.
8909 * config/i386/crtfastmath.c: New file.
8910 * config/i386/t-crtfm: Likewise.
8912 * config/i386/linux.h (ENDFILE_SPEC): New.
8913 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8915 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8918 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8920 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8921 (vec_shl, vec_shr): Document new operations.
8922 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8924 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8926 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8927 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8928 change predicate to indexed_or_indirect_address.
8930 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8932 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8933 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8934 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8935 and __aeabi_uwrite8.
8936 * config/arm/unaligned-funcs.c: New file.
8937 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8939 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8941 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8943 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8944 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8946 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8947 * final.c (pass_shorten_branches): Add dump.
8948 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8949 (pass_life): Rename dump.
8950 (rest_of_handle_flow2): Remove initial verify_flow_info.
8951 * function.c (pass_instantiate_virtual_regs): Add dump.
8952 * integrate.c (pass_initial_value_sets): Add dump.
8953 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8954 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8955 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8956 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8957 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8958 gate_rtl_unrool_and_peel_loops): New.
8959 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8960 rtl_doloop): Do not look at flags.
8961 * mode-switching.c (pass_mode_switching): Add dump.
8962 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8963 pass_split_before_regstack): Add dump.
8964 * regmove.c (pass_stack_adjustments): Add dump.
8965 * tree-optimize.c (pass_fixup_cfg): Add dump.
8967 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8970 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8971 deciding which instruction sequence to use.
8973 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8975 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8976 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8978 2005-08-09 Richard Guenther <rguenther@suse.de>
8980 * c-common.c (builtin_function_2): Remove.
8981 (def_builtin_1): New function.
8982 (c_common_nodes_and_builtins): Use def_builtin_1 to
8983 build builtin functions.
8985 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8987 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8988 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8989 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8992 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8994 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8995 fold_binary instead of fold_build2 since we don't care about the
8997 (loop_niter_by_eval): Likewise.
8998 (compare_trees): Likewise.
8999 (proved_non_wrapping_p): Likewise.
9001 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9005 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9006 if the if is really empty.
9008 2005-08-09 Steven Bosscher <stevenb@suse.de>
9010 PR tree-optimization/23234
9011 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9012 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9013 argument of the new enum.
9014 (execute_cse_reciprocals): Add reciprocals for function arguments
9015 on the unique successor edge of the entry block. Update other calls
9016 to execute_cse_reciprocals_1.
9018 2005-08-08 Richard Henderson <rth@redhat.com>
9021 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9023 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9025 * expr.c (write_complex_part): Return after handling MEM.
9027 2005-08-08 Josh Conner <jconner@apple.com>
9029 PR rtl-optimization/23241
9030 * combine.c (simplify_comparison): Fix error in determining
9031 whether to lift a subreg from comparison.
9033 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9036 * config/rs6000/altivec.md (vec_init<mode>): New.
9037 (vec_set<mode>): New.
9038 (vec_extract<mode>): New.
9039 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9040 (rs6000_expand_vector_set): New.
9041 (rs6000_expand_vector_extract): New.
9042 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9043 for Altivec modes before reload.
9044 (altivec_expand_vec_init_builtin): New.
9045 (get_element_number): New.
9046 (altivec_expand_vec_set_builtin): New.
9047 (altivec_expand_vec_ext_builtin): New.
9048 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9050 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9052 * config/rs6000/rs6000.h (rs6000_builtins): Add
9053 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9054 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9055 * config/rs6000/rs6000-protos.h: Declare new functions.
9057 2005-08-08 Jan Hubicka <jh@suse.cz>
9059 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9060 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9061 * i386.md (movdi*): Use pic_32bit_operand.
9062 * predicates.md (pic_32bit_operand): New.
9064 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9067 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9069 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9071 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9072 (test_for_singularity): Use fold_build2.
9074 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9076 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9078 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9080 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9081 (COMMON_ASM_OP) Define.
9082 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9083 (ix86_encode_section_info): Likewise.
9084 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9085 SUBTARGET_ENCODE_SECTION_INFO.
9087 2005-08-06 Richard Henderson <rth@redhat.com>
9090 * tree-nested.c (convert_local_reference): Save and restore val_only
9091 around component_ref and friends. Clear walk_subtrees by default.
9093 2005-08-06 Peter O'Gorman <peter@pogma.com>
9096 * gcc.c (process_command): Check the argument to -b has a dash.
9097 * doc/invoke.texi: Update -b and -V docs.
9099 2005-08-06 James E Wilson <wilson@specifix.com>
9101 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9103 2005-08-06 Michael Matz <matz@suse.de>
9105 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9106 member only if only one insn is associated with the value.
9108 2005-08-06 Nick Clifton <nickc@redhat.com>
9110 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9112 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9113 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9114 Check symbol flags instead of symbol name mangling.
9115 (xstormy16_asm_output_aligned_common): Likewise. Also
9116 simplify code since the bss100_section cass is the only case
9117 where the below100 code will be triggered.
9118 (xstormy16_encode_section_info): Encode below100 attribute
9119 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9121 (xstormy16_strip_name_encoding): Delete - this function is no
9123 (TARGET_STRIP_NAME_ENCODING): Undefine.
9124 * config/stormy16/stormy16-protos.h: Delete prototype for
9125 xstormy16_strip_name_encoding.
9127 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9129 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9130 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9131 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9132 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9133 config/alpha/predicates.md, config/arc/arc.h,
9134 config/arm/arm.h, config/arm/ieee754-df.S,
9135 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9136 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9137 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9138 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9139 config/m68hc11/m68hc11.h, config/mips/mips.c,
9140 config/mips/mips.h, config/mips/openbsd.h,
9141 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9142 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9143 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9144 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9145 config/sparc/linux.h, config/sparc/linux64.h,
9146 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9147 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9148 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9149 typos. Follow spelling conventions.
9151 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9154 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9155 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9156 specially. Check for side effects only for COND_EXPR.
9157 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9158 return with TREE_NO_WARNING.
9160 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9162 PR rtl-optimization/23233
9163 * loop.c (combine_movables): Require the modes to be the same.
9164 (move_movables): Remove handling of cases where the replacement
9165 had a different mode to the original.
9167 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9169 PR tree-optimization/23128
9170 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9171 subtraction wrap, and set TREE_OVERFLOW if they do.
9173 2005-08-05 Richard Henderson <rth@redhat.com>
9176 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9177 FORCED_LABEL labels.
9179 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9182 * reload.c (find_reloads_subreg_address): Pass down TYPE
9183 unchanged. Change all callers except find_reloads_toplev.
9185 2005-08-05 Michael Matz <matz@suse.de>
9187 * genattrtab.c (current_alternative_string): Remove.
9188 (SIMPLIFY_ALTERNATIVE): Ditto.
9189 (attr_alt_bit_p): Ditto.
9190 (alternative_name): Make const char *.
9191 (evaluate_eq_attr): Remove use of above things.
9192 (simplify_test_exp): Ditto.
9193 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9194 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9196 2005-08-04 James E Wilson <wilson@specifix.com>
9198 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9199 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9200 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9201 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9202 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9204 2005-08-04 Richard Henderson <rth@redhat.com>
9207 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9208 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9209 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9210 if we'd have to instantiate too many members.
9212 2005-08-04 Richard Henderson <rth@redhat.com>
9215 * tree-outof-ssa.c (coalesce_asm_operands): New.
9216 (coalesce_ssa_name): Use it. Split out ...
9217 (coalesce_phi_operands, coalesce_result_decls): ... these.
9219 2005-08-04 Paul Brook <paul@codesourcery.com>
9221 * read-rtl.c (read_quoted_string): Break if EOF.
9223 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9225 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9226 (fold_build2): Likewise.
9227 (fold_build3): Likewise.
9228 (fold_build1_stat): New function prototype.
9229 (fold_build2_stat): Likewise.
9230 (fold_build3_stat): Likewise.
9231 * fold-const.c (fold_build1): Rename to ..
9232 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9233 through to build1_stat.
9234 (fold_build2): Rename to ..
9235 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9236 through to build2_stat.
9237 (fold_build3): Rename to ..
9238 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9239 through to build3_stat.
9241 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9242 Ian Lance Taylor <ian@airs.com>
9244 * function.c (assign_stack_local_1): Do not correct stack slot
9245 address if allocation size is smaller than mode size.
9247 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9250 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9251 (tree_merge_blocks): Propagate anything allowed by
9253 Clarify documentation.
9254 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9255 SSA form, schedule an update if necessary.
9257 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9259 * doc/install.texi (Binaries): Remove broken link to
9260 Sinix/Reliant Unix binaries.
9262 2005-08-03 Richard Henderson <rth@redhat.com>
9265 * function.c (stack_protect_epilogue): Export.
9266 * tree.h (stack_protect_epilogue): Declare.
9267 * calls.c (expand_call): Call it.
9269 2005-08-03 Eric Christopher <echristo@apple.com>
9271 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9272 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9275 2005-08-04 Jan Hubicka <jh@suse.cz>
9277 * profile.c (branch_prob): Split edges with goto locus on them
9278 to get proper line counts.
9279 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9281 2005-08-03 Paul Brook <paul@codesourcery.com>
9283 * function.c (assign_parms): Round current_function_args_size
9284 to PARM_BOUNDARY, not STACK_BOUNDARY.
9286 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9288 * config/i386/i386.c (x86_elf_aligned_common)
9289 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9291 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9293 PR tree-optimization/23157
9294 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9295 before emitting them.
9297 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9299 PR tree-optimization/19899
9300 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9301 * tree-scalar-evolution.c: Include real.h.
9302 (add_to_evolution): Build constant -1 of correct type.
9304 2005-08-03 Jan Hubicka <jh@suse.cz>
9306 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9307 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9308 profile updating for complette unrolling.
9309 * loop-unroll.c (peel_loop_completely): Use it.
9310 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9311 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9314 2005-08-03 Paul Brook <paul@codesourcery.com>
9316 * combine.c (can_change_dest_mode): New function.
9317 (try_combine, simplify_set): Use it.
9319 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9321 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9324 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9326 * doc/install.texi (Specific): Adjust link to openavr.org.
9327 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9328 (Binaries): Adjust HP-UX Porting Center link.
9329 (Binaries): Adjust Free Software Foundation ordering link.
9331 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9333 * convert.c (convert_to_integer): Use fold_build1 instead of
9334 build1 when converting an integer to an integer.
9336 2005-08-02 Richard Henderson <rth@redhat.com>
9338 * combine.c (combine_instructions): Don't use reg_equal/equiv
9339 results if the mode doesn't match.
9341 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9343 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9344 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9346 2005-08-02 Richard Henderson <rth@redhat.com>
9349 * explow.c (memory_address): Remove special-case for
9350 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9352 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9355 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9356 number of calls to cleanup_tree_cfg_1.
9358 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9360 * doc/invoke.texi: document file extensions .F90 and .F95
9362 2005-08-02 Richard Guenther <rguenther@suse.de>
9364 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9365 positive if its first argument is positive.
9367 2005-08-02 Richard Guenther <rguenther@suse.de>
9369 PR tree-optimization/23177
9370 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9373 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9375 PR tree-optimization/23129
9376 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9377 varying for divisions with anti-ranges.
9379 2005-08-02 Jan Hubicka <jh@suse.cz>
9381 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9382 * tree-ssa-threadupdate.c (thread_block): Add it here.
9384 2005-08-01 James E Wilson <wilson@specifix.com>
9386 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9387 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9388 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9390 * config/mips/predicates.md (const_call_insn_operand): Add check for
9391 SYMBOL_REF_LONG_CALL_P.
9392 * doc/extend.texi (long_call): Document the new attribute.
9394 2005-08-01 Ian Lance Taylor <ian@airs.com>
9395 Richard Henderson <rth@redhat.com>
9397 * Makefile.in (RTL_BASE_H): Add real.h.
9398 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9400 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9402 * rtl.c (rtl_check_failed_code_mode): New.
9403 * rtl.h (struct rtx_def): Add u.rv.
9404 (XCMWINT, XCNMPRV): New.
9405 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9406 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9408 2005-08-01 Richard Henderson <rth@redhat.com>
9410 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9411 with auto-inc codes.
9413 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9415 2005-08-01 Jan Hubicka <jh@suse.cz>
9417 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9418 * i386.c: Include dwarf2.h
9419 (asm_preferred_eh_data_format): New.
9420 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9422 2005-08-01 Ian Lance Taylor <ian@airs.com>
9424 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9425 randomize_va_space for virtual address randomization control.
9427 2005-08-01 Steven Bosscher <stevenb@suse.de>
9429 * common.opt (flag_ipa_cp): Put in right place to maintain
9432 2005-08-01 Jan Hubicka <jh@suse.cz>
9434 * profile.c (compute_value_histograms): Fix thinko.
9435 * value-prof.c: Include toplev.h
9436 (check_counter): New function.
9437 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9438 tree_mod_subtract_transform): Add sanity check.
9440 2005-08-01 Richard Guenther <rguenther@suse.de>
9442 PR tree-optimization/23133
9443 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9444 current functions parameter decls to find defs to cse
9447 2005-08-01 Richard Guenther <rguenther@suse.de>
9449 PR tree-optimization/23109
9450 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9451 If trapping math is in effect, use post-dominator information
9452 to check if we'd in any case reach a trapping point before
9453 doing the reciprocal insertion.
9454 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9455 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9456 expressions are invariant only if trapping math is not in effect.
9458 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9460 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9461 cgraph_function_versioning): New declarations.
9462 * cgraphunit.c: Add include to ipa-prop.h.
9463 (update_call_expr, cgraph_copy_node_for_versioning,
9464 cgraph_function_versioning): New functions.
9465 * integrate.c (copy_decl_for_inlining): Remove.
9466 * ipa-prop.h (ipa_replace_map): New struct.
9467 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9468 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9469 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9470 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9471 ipcp_iterate_stage, ipcp_method_scale_print,
9472 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9473 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9474 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9475 ipcp_update_bb_counts, ipcp_update_profiling,
9476 ipcp_update_edges_counts): New functions.
9477 (ipcp_method_cval_init): Remove restriction regarding local methods.
9478 (ipcp_init_stage): Add ipcp_method_compute_scale.
9479 (ipcp_insert_stage): Add versioning.
9480 (ipcp_structures_print): Add ipcp_method_scale_print.
9481 (ipcp_driver): Dump profiling info.
9482 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9483 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9484 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9485 (struct inline_data): Add versioning_p, ipa_info, new fields.
9486 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9487 declare_return_variable): Replace calls to copy_decl_for_inlining with
9489 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9491 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9492 Add argument VERSIONING.
9493 (copy_arguments_for_versioning, copy_static_chain,
9494 function_versionable_p, tree_versionable_function_p,
9495 tree_function_versioning, replace_ref_tree): New functions.
9496 * tree-inline.h: Include varray.h.
9497 (tree_versionable_function_p, tree_function_versioning,
9498 tree copy_decl_for_dup): New declarations.
9500 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9502 * ipa-cp.c: New file. Contains IPCP specific functionality.
9503 * ipa-prop.h: New file. Contains structures/definitions that can be
9504 used by several interprocedural data flow optimizations (and also IPCP).
9505 * ipa-prop.c: New file.
9506 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9507 * common.opt: Add ipa-cp flag.
9508 * timevar.def: Add IPCP optimization.
9509 * tree-optimize.c (init_tree_optimization_passes): Schedule
9511 * tree-pass.h (pass_ipa_cp): Declare.
9513 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9515 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9516 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9517 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9518 config/i386/i386.c, config/mips/mips.h,
9519 config/rs6000/rs6000.h, config/sh/sh.c,
9520 config/stormy16/stormy16.c: Fix comment typos.
9522 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9525 * c-typeck.c (build_binary_op): Use common_type wrapper on
9527 (common_type): Update comment.
9529 2005-07-31 Steven Bosscher <stevenb@suse.de>
9532 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9533 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9534 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9536 2005-07-31 Jan Hubicka <jh@suse.cz>
9538 * pretty-print.h (pp_widest_integer): New macro.
9539 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9542 2005-07-31 Jan Hubicka <jh@suse.cz>
9544 * output.h (enum section_category): Export from varasm.c
9545 (categorize_decl_for_section): Likewise.
9546 * varasm.c (enum section_category): Kill.
9547 (categorize_decl_for_section): Make global.
9548 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9550 * i386.c (ix86_section_threshold): New static variable.
9551 (ix86_in_large_data_p, ix86_encode_section_info,
9552 x86_64_elf_unique_section,
9553 x86_64_elf_select_section): New functions.
9554 (TARGET_ENCODE_SECTION_INFO): Define
9555 (override_options): Enable medium model for PIC.
9556 (ix86_expand_prologue): Expand gen_set_got_rex64.
9557 (legitimate_constant_p): Handle new UNSPECs.
9558 (legitimate_pic_address_disp_p): Likewise.
9559 (legitimize_pic_address): Lower MEDIUM model addressing.
9560 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9561 (enum cmodel): Add MEDIUM_PIC.
9562 (SYMBOL_REF_FAR_ADDR_P): New macro.
9563 (SYMBOL_FLAG_FAR_ADDR): New flag.
9564 * i386.md (movdi): Support medium model.
9565 (set_got_rex64): New pattern.
9566 * i386.opt (mlarge-data-threshold): New flag.
9567 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9568 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9569 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9570 TARGET_ASM_UNIQUE_SECTION): New.
9572 * invoke.texi (-mlarge_data_threshold): Document
9574 2005-07-31 Jan Hubicka <jh@suse.cz>
9576 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9577 (coalesce_vars): Likewise.
9578 * tree-ssa-live.c (coalesce_cost): New.
9579 (build_tree_conflict_graph): Use coalesce_cost.
9580 * tree-ssa-live.h (coalesce_cost): Declare.
9582 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9584 * arm.md (all peepholes for post-increment operations): Delete.
9585 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9586 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9587 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9588 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9589 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9591 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9593 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9596 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9599 * doc/invoke.texi: Document -rdynamic.
9601 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9604 * c-parser.c (c_parser_parms_list_declarator): Call
9605 mark_forward_parm_decls.
9606 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9607 decls with visibility structure.
9609 2005-07-30 Paul Brook <paul@codesourcery.com>
9611 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9613 2005-07-30 Paul Brook <paul@codesourcery.com>
9615 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9617 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9619 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9621 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9624 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9625 nested function declarators.
9626 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9627 (grokparms): Call warn_if_shadowing for parameters used within the
9629 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9630 not used within the parameter list.
9631 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9633 2005-07-30 Jan Hubicka <jh@suse.cz>
9635 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9636 * i386.c (ix86_fixup_binary_operands): Likewise.
9637 (ix86_expand_unary_operator): Likewise.
9638 (ix86_expand_fp_absneg_operator): Likewise.
9639 * optabs.c (expand_vec_cond_expr): Validate dest.
9641 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9644 * real.c (real_from_string): Also set last bit if there is a
9645 nonzero hex digit beyond GCC's internal precision after ".".
9647 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9649 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9650 define_constants. Change duplicate values to unassigned numbers.
9651 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9652 (*altivec_vspltsf): New.
9653 (altivec_vperm_v4sf): Delete.
9654 (altivec_vperm_<mode>): Use mode macro V.
9655 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9656 (altivec_predicate_v4sf): Delete.
9657 (altivec_predicate_<mode>): Use mode macro V.
9658 (*altivec_lvesfx): New.
9659 (*altivec_stvesfx): New.
9660 (vec_realign_load_v4sf): Delete.
9661 (vec_realign_load_<mode>): Use mode macro V.
9662 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9665 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9668 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9670 * configure: Regenerated.
9672 2005-07-29 Paul Brook <paul@codesourcery.com>
9674 * doc/install.texi: Add link to GFortran binaries wiki page.
9676 2005-07-29 David Ung <davidu@mips.com>
9678 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9679 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9680 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9681 * config/mips/mips.md (cpu): Add 5kf name.
9682 (includes): Includes 5k.md.
9683 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9684 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9687 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9690 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9691 (cleanup_tree_cfg): ... here.
9692 Call cleanup_tree_cfg_1 until there are no more cleanups to
9695 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9697 * tree-vrp.c (compare_range_with_value): Return true or false
9698 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9699 EQ_EXPR respectively.
9701 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9703 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9706 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9708 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9709 (tree_ssa_dominator_optimize): Increment it.
9710 (dump_dominator_optimization_stats): Print it.
9712 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9713 Steven Bosscher <stevenb@suse.de>
9715 PR rtl-optimization/23117
9716 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9717 when head == tail. Tidy comment.
9719 2005-07-28 Richard Henderson <rth@redhat.com>
9721 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9722 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9723 * jump.c (rtx_renumbered_equal_p): Likewise.
9724 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9725 CONST_INT and CONST_DOUBLE.
9726 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9727 * reload.c (operands_match_p): Special case CONST_INT and
9728 CONST_DOUBLE; check mode earlier.
9730 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9733 * c-typeck.c (convert_for_assignment): Do not check
9734 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9736 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9739 * c-typeck.c (composite_type): Prefer constant size arrays to
9742 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9745 * real.c (real_from_string): Set last bit if there is a nonzero
9746 hex digit beyond GCC's internal precision.
9748 2005-07-28 Richard Henderson <rth@redhat.com>
9751 * cfgcleanup.c (try_forward_edges): Watch out for end of
9754 2005-07-28 James E Wilson <wilson@specifixinc.com>
9757 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9759 2005-07-28 Jan Hubicka <jh@suse.cz>
9761 * Makefile.in (rtl-profile.o): Kill all traces of it.
9762 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9763 * coverage.h (rtl_coverage_counter_ref): Kill.
9764 * opts.c (flag_speculative_prefetching_set): Kill.
9765 (flag_loop_optimize_set): New.
9766 (common_handle_option): Disable loop optimizer when profiling;
9767 do not handle speculative prefetching.
9768 * passes.c (init_optimization_passes): Replace pass_profiling combo
9769 by branch_prob pass.
9770 * profile.c (compute_value_histograms): Update for simplified value
9772 (rtl_register_profile_hooks): Kill.
9773 (pass_profiling): Kill.
9774 (rest_of_handle_branch_prob): Do not profile.
9775 * toplev.c (process_options): Remove speculative prefetching.
9776 * toplev.h (flag_tree_based_profiling): Kill.
9777 * tree-profile.c (prepare_instrumented_value,
9778 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9779 tree_gen_one_value_profiler, do_tree_profiling): Update for
9780 simplified datastructures.
9781 * value-prof.c: Add comment that speculative prefetching was dropped;
9782 update rest of file for simplified datastructures.
9783 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9784 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9785 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9786 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9787 rtl_mod_subtract, gen_speculative_prefetch,
9788 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9789 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9790 (gate_handle_value_profile_transformations,
9791 rest_of_handle_value_profile_transformations,
9792 pass_value_profile_transformations): Kill.
9793 * value-prof.h (histogram_value_t): Remove IL based unions.
9794 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9795 rtl_profile_hooks): Remove hooks.
9797 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9799 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9800 (cgraph_clone_node): Likewise.
9801 * cgraph.h (cgraph_clone_edge): Update prototype.
9802 (cgraph_clone_node): Likewise.
9803 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9805 (lookup_recursive_calls): Consider profile.
9806 (cgraph_decide_recursive_inlining): Fix updating; use new
9807 probability argument; use profile.
9808 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9809 * tree-inline.c (copy_bb): Update clal of clone_edge.
9810 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9812 * invoke.texi (min-inline-recursive-probability): Document.
9814 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9816 * doc/install.texi (Configuration): Update Valgrind homepage.
9818 2005-07-28 Richard Henderson <rth@redhat.com>
9821 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9822 labels we want to delete.
9823 (cfg_layout_merge_blocks): Likewise.
9825 2005-07-28 Richard Henderson <rth@redhat.com>
9828 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9829 when expanding to nothing.
9831 2005-07-28 Josh Conner <jconner@apple.com>
9833 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9834 (cgraph_decide_inlining_of_small_functions): Likewise.
9836 2005-07-28 Josh Conner <jconner@apple.com>
9838 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9839 direction of badness if negative.
9840 (cgraph_default_inline_p): Add reason to parameters, and assign it
9842 (cgraph_decide_inlining_of_small_functions): New parameter in call
9843 to cgraph_default_inline_p.
9844 (cgraph_decide_inlining_incrementally): Likewise.
9845 * cgraphunit.c (decide_is_function_needed): Likewise.
9846 * cgraph.h (cgraph_default_inline_p): Likewise.
9848 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9850 * builtins.c: Fix comment typo(s).
9851 * genautomata.c: Likewise.
9852 * gimplify.c: Likewise.
9853 * tree-dfa.c: Likewise.
9854 * tree-flow-inline.h: Likewise.
9855 * tree-into-ssa.c: Likewise.
9856 * tree-ssa-alias.c: Likewise.
9857 * tree-ssa-ccp.c: Likewise.
9858 * tree-ssa-copy.c: Likewise.
9859 * tree-ssa-dce.c: Likewise.
9860 * tree-ssa-dom.c: Likewise.
9861 * tree-ssa-operands.c: Likewise.
9862 * tree-tailcall.c: Likewise.
9863 * tree-vectorizer.c: Likewise.
9864 * tree-vrp.c: Likewise.
9867 2005-07-28 Jeff Law <law@redhat.com>
9869 * tree-vrp.c (test_for_singularity): Extracted from ...
9870 (simplify_cond_using_ranges): Attempt to simplify a relational
9871 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9873 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9875 PR tree-optimization/22506
9876 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9877 phis whose argument is constant.
9879 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9881 PR rtl-optimization/18992
9882 Back out this patch:
9883 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9884 PR optimization/12142
9885 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9886 uses of the register in the SET_SRC. Remove unnecessary argument.
9888 Replace it with this:
9889 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9890 if flag_non_call_exceptions is set and the insn may trap, pass
9891 pc_rtx as dest for recursion.
9892 In SET_SRC part of SET case, if dest is already set, pass it down
9895 2005-07-28 Jan Hubicka <jh@suse.cz>
9897 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9898 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9899 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9901 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9902 profile when available.
9904 2005-07-28 Jan Beulich <jbeulich@novell.com>
9906 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9907 (ia64_print_operand): Describe and handle 'X'.
9908 (ia64_register_move_cost): Also handle FP_REGS.
9909 (ia64_preferred_reload_class): Likewise.
9910 (ia64_secondary_reload_class): Likewise.
9911 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9912 it. Also check for ITANIUM_CLASS_FLDP.
9913 * config/ia64/ia64.h (FP_REGNO_P): New.
9914 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9915 (reg_class): Add FP_REGS.
9916 (REG_CLASS_NAMES): Adjust for it.
9917 (REG_CLASS_CONTENTS): Likewise.
9918 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9919 (REG_CLASS_FROM_LETTER): Handle 'x'.
9920 (CLASS_MAX_NREGS): Handle FP_REGS.
9921 (MEMORY_MOVE_COST): Likewise.
9922 * config/ia64/ia64.md (itanium_class): Add fldp.
9923 (type): Handle fldp.
9924 (movti_internal): More allowable operand combinations. Use ldfp8 when
9925 splitting unnecessary. Remove predicable attribute. Adjust
9926 itanium_class attribute.
9927 (smuldi3_highpart): Remove outdated comment.
9928 (mulditi3, umulditi3, rotlti3): New expanders.
9929 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9930 (absti2): Disabled new insn for future reference.
9931 Respective new splitters.
9932 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9933 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9934 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9936 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9938 PR rtl-optimization/23047
9939 * simplify-rtx.c (simplify_const_relational_operation): Respect
9940 flag_wrapv for comparisons with ABS.
9942 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9944 PR tree-optimization/22493
9945 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9946 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9948 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9950 * config/frv/frv.opt (moptimize-membar): New.
9952 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9954 * config/frv/frv.h: Remove machine_function definition.
9956 * config/frv/frv.c (struct frv_io): New.
9957 (struct machine_function): Moved from frv.h. Add has_membar_p.
9958 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9959 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9960 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9961 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9962 (frv_reorg): Call frv_optimize_membar when appropriate.
9963 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9964 (frv_expand_builtin): Adjust calls accordingly.
9965 (frv_io_address_cookie): New function.
9966 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9967 load or store rather than a special insn. Add ccnstant address and
9968 io-type operands to the membar.
9969 (frv_ifcvt_modify_tests): Unsign regno.
9970 (frv_ifcvt_modify_tests): Same.
9972 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9973 UNSPEC_OPTIONAL_MEMBAR constant.
9974 (builtin_read_<mode>): Delete.
9975 (builtin_write_<mode>): Delete.
9976 ("optional_membar_<mode>"): Add operand.
9978 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9979 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9980 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9981 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9982 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9983 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9984 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9985 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9986 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9988 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9990 * df.c (df_uses_record): Handle SCRATCH.
9992 2005-07-28 Steven Bosscher <stevenb@suse.de>
9995 * passes.c (rest_of_decl_compilation): If decl is a type and
9996 we have encountered errors, don't emit debug information.
9998 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10000 * params.def: Fixed comment.
10002 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10005 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10006 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10007 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10009 2005-07-27 Steven Bosscher <stevenb@suse.de>
10012 * varasm.c (assemble_start_function): Don't do anything that may
10013 require a CFG if the current function is a thunk.
10015 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10017 * doc/install.texi (Prerequisites): Mention that perl is needed
10018 to do export control in libstdc++ targetting Darwin.
10020 2005-07-27 Steven Bosscher <stevenb@suse.de>
10022 PR rtl-optimization/17808
10023 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10024 (sched_insns_conditions_mutex_p): Split out from...
10025 (add_dependence): ...here. But don't call it from here.
10026 (add_dependence_list): Check sched_insns_conditions_mutex_p
10027 before calling add_dependence.
10028 (add_dependence_list_and_free): Likewise.
10029 (fixup_sched_groups): Likewise.
10030 (sched_analyze_1): Likewise.
10031 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10032 (sched_analyze): Likewise.
10033 (sched_analyze_insn): Likewise.
10034 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10035 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10036 dependencies on all COND_EXEC insns to jumps ending basic blocks
10037 when doing intrablock scheduling.
10038 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10040 2005-07-27 Jeff Law <law@redhat.com>
10042 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10043 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10044 equivalency sets, correctly handle the case were vr0 has an
10045 equivalency set, but vr1 does not.
10047 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10049 PR tree-optimization/23073
10050 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10051 vect_print_dump_info before fprintf.
10053 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10055 PR tree-optimize/22348
10056 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10057 Fold the partial computation.
10059 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10061 PR tree-optimization/22325
10062 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10064 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10066 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10067 (force_var_cost): ... this function.
10068 (compute_phi_arg_on_exit): Export.
10070 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10072 PR tree-optimization/20773
10073 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10076 2005-07-27 Richard Guenther <rguenther@suse.de>
10078 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10079 Avoid pushing again if current struct contains only
10080 fields we decomposed.
10082 2005-07-27 Jan Hubicka <jh@suse.cz>
10084 PR tree-optimization/22574
10085 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10088 * tree-tailcall.c (decrease_profile): New function.
10089 (eliminate_tail_call): Use it.
10091 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10092 visibility flags correctly in whole program mode.
10094 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10096 PR rtl-optimization/22472
10097 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10099 2005-07-26 Steven Bosscher <stevenb@suse.de>
10101 PR tree-optimization/22504
10102 * tree-complex.c (expand_complex_addition): Use 'code' instead
10103 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10105 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10107 * config.gcc (cpu_type): Add frv case.
10108 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10109 (supported_defaults): Add fr550 case.
10111 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10114 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10115 whether a pointer of type T * may point to objects of type T *.
10117 2005-07-26 DJ Delorie <dj@redhat.com>
10119 * configure: Regenerate.
10121 2005-07-26 Dale Johannesen <dalej@apple.com>
10123 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10125 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10127 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10128 Clarify use of "build" in name.
10130 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10132 * doc/extend.texi (Raw read/write Functions): New section.
10133 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10134 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10135 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10136 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10137 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10138 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10139 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10140 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10141 * config/frv/frv.c: Add bdesc_loads global.
10142 Add bdesc_stores global.
10143 (frv_init_builtins): Add support for __builtin_{read/write}*.
10144 (frv_volatile_memref): New.
10145 (frv_expand_load_builtin): New.
10146 (frv_expand_store_builtin): New.
10147 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10148 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10149 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10150 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10151 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10152 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10153 (builtin_read_<mode>): New.
10154 (builtin_write_<mode>): New.
10155 (builtin_write64): New.
10156 (optional_membar_<mode>): New.
10158 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10160 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10161 (rather than units) against HOST_BITS_PER_WIDE_INT.
10163 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10165 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10166 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10167 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10168 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10171 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10172 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10173 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10175 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10177 2005-07-26 Richard Guenther <rguenther@suse.de>
10179 PR tree-optimization/22486
10180 * fold-const.c (fold_unary): Fold away useless component
10181 references of the form (T *)&T.x, if the address
10184 2005-07-25 James E Wilson <wilson@specifixinc.com>
10186 * dwarf2out.c (add_call_src_coords_attributes): New.
10187 (gen_inlined_subroutine_die): Call it.
10188 (maybe_emit_file, init_file_table): Add comments.
10189 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10191 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10192 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10193 * tree.h (BLOCK_SOURCE_LOCATION): New.
10194 (struct tree_block): New field locus.
10196 2005-07-26 Andreas Schwab <schwab@suse.de>
10198 PR rtl-optimization/23043
10199 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10200 when allocating a struct unoccr.
10202 2005-07-25 Richard Henderson <rth@redhat.com>
10205 * tree-complex.c (gate_no_optimization): True if errors.
10206 * Makefile.in (tree-complex.o): Update dependencies.
10208 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10210 * config/frv/predicates.md (integer_register_operand): Use
10211 GPR_AP_OR_PSEUDO_P.
10213 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10216 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10218 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10220 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10222 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10223 types when flag_unsafe_math_optimizations is true.
10225 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10227 * gcc.c (option_map): Add --sysroot.
10228 (process_command): Handle --sysroot.
10229 (display_help): Document it.
10230 * doc/cppopts.tex (-isysroot): Document.
10231 * doc/invoke.texi (--sysroot): Document.
10232 * doc/install.texi (--with-build-sysroot): Document.
10234 * Makefile.in (inhibit_libc): New variable.
10235 (INHIBIT_LIBC_CFLAGS): Likewise.
10236 (LIBGCC2_CFLAGS): Include
10237 $(INHIBIT_LIBC_CFLAGS).
10238 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10239 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10240 ($(T)crtend.o): Likewise.
10241 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10242 ($(T)crtendS.o): Likewise.
10243 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10244 ($(T)crtendT.o): Likewise.
10245 (stmp-fixinc): Do not complain about missing headers if
10247 * configure.ac (inhibit_libc): Set it to true/false.
10248 (--with-build-sysroot): New option. Use it to set
10250 * configure: Regenerated.
10252 2005-07-25 Manfred Hollstein <mh@suse.com>
10254 * calls.c (store_one_arg): Fix unsigned comparison warning.
10256 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10259 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10260 (ggc_print_statistics): Initialize variable before use.
10262 2005-07-25 Richard Guenther <rguenther@suse.de>
10264 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10265 calling with a PHI_NODE argument.
10267 * tree-flow-inline.h (overlap_subvar): Protect against
10270 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10272 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10273 * configure: Regenerate.
10275 2005-07-25 Ira Rosen <irar@il.ibm.com>
10277 * expr.c (highest_pow2_factor): Make extern.
10278 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10279 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10280 record_array_differ_p, array_ptr_differ_p): Likewise.
10281 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10282 additional cases. Call the above functions.
10283 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10284 base_object_differ_p when there are two base objects. Otherwise, compare
10285 base address and offset. Call may_alias_p.
10286 (dump_data_reference): Use a correct field name.
10287 (analyze_array): Make static. Initialize new data-ref fields.
10288 (analyze_indirect_ref): New function.
10289 (init_data_ref): Initialize new data-ref fields.
10290 (strip_conversion): Moved from tree-vect-analyze.c.
10291 (analyze_offset_expr, get_ptr_offset, address_analysis,
10292 object_analysis): Likewise.
10293 (analyze_offset): New function.
10294 (create_data_ref): Likewise.
10295 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10296 dimensions for ARRAY_REFs only.
10297 (build_classic_dist_vector): Make static.
10298 (access_functions_are_affine_or_constant_p): Call macro to get the
10299 address of access functions.
10300 (compute_all_dependences): Add new parameter
10301 compute_self_and_read_read_dependences. Compute self and read-read
10302 dependences if it is true.
10303 (find_data_references_in_loop): Call create_data_ref. Initialize new
10305 (compute_data_dependences_for_loop): Add new parameter
10306 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10307 compute nb_loops. Call compute_all_dependences,
10308 build_classic_dist_vector and build_classic_dir_vector with correct
10310 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10311 with correct parameters. Compare dimensions for ARRAY_REFs only.
10312 (free_data_refs): Call macro to free access functions.
10313 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10314 fields from stmt_vinfo.
10315 (struct base_object_info): New structure.
10316 (struct data_reference): Move fields to base_object_info. Add fields
10317 first_location and object_info for above structures. Move fields from
10318 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10319 aligned_to. Add macros to access the new fields.
10320 Update functions declarations.
10321 * tree-flow.h (is_aliased_with): Declare.
10322 * tree-loop-linear.c (linear_transform_loops): Call
10323 compute_data_dependences_for_loop with correct parameters.
10324 * tree-ssa-alias.c (is_aliased_with): New function.
10325 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10326 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10327 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10328 vect_base_addr_differ_p, compute_subscript_distance and
10329 build_classic_dist_vector. Add printings. Check absolute value of
10331 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10333 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10334 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10335 to bytes. Add printing.
10336 (vect_compute_data_refs_alignment): Go through loads and stores in one
10338 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10339 vect_analyze_data_ref_access): Likewise.
10340 (vect_analyze_pointer_ref_access): Remove.
10341 (vect_address_analysis, vect_object_analysis): Likewise.
10342 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10343 and analyze data-refs in the loop.
10344 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10345 fields of data-ref instead of stmt. Add init to the offset from the
10347 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10348 (vect_update_init_of_dr): Likewise.
10349 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10350 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10352 (new_loop_vec_info): Initialize new fields.
10353 (destroy_loop_vec_info): Free new fields.
10354 (vect_strip_conversion): Remove.
10355 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10356 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10357 datarefs. Add new field ddrs.
10358 Add macros for the new fields access.
10359 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10360 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10361 Remove their macros.
10362 * tree.h (highest_pow2_factor): Declare.
10364 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10366 * calls.c (store_one_arg): Check for sibling call MEM arguments
10367 from already clobbered incoming argument area.
10369 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10371 * c-common.c (check_missing_format_attribute): New.
10372 * c-common.h (check_missing_format_attribute): Likewise.
10373 * c-typeck.c (convert_for_assignment): Use it.
10375 2005-07-24 Andreas Schwab <schwab@suse.de>
10377 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10378 register use a word move. Correct operand of ext.w in 68000 code.
10380 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10382 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10383 variables as declarations, rather than definitions.
10385 2005-07-24 Ira Rosen <irar@il.ibm.com>
10387 PR tree-optimization/22526
10388 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10391 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10393 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10394 that C99 reserve for future use. Use it to define clog10,
10395 clog10f and clog10l.
10397 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10399 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10400 * configure.ac: Check for -Wmissing-format-attribute.
10402 * configure: Regenerate.
10404 2005-07-23 Richard Henderson <rth@redhat.com>
10406 PR tree-optimization/22623
10407 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10409 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10412 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10414 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10416 * Makefile.in (C_TREE_H): Update dependencies.
10417 * c-tree.h: Include toplev.h.
10418 * diagnostic.h (diagnostic_set_info): Add format attribute.
10419 * rtl-error.c (diagnostic_for_asm): Likewise.
10421 2005-07-23 Chao-ying Fu <fu@mips.com>
10423 * config/mips/mips-dsp.md: New file.
10424 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10425 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10427 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10428 MIPS_BUILTIN_BPOSGE32.
10429 (mips_expand_builtin_direct): Add one parameter to indicate that
10430 builtin functions need to return a value.
10431 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10433 (mips_regno_to_class): Add classes for 12 new DSP registers.
10434 (mips_subword): Change to check four HI registers.
10435 (mips_output_move): Output move to and from 6 new DSP accumulators.
10436 (override_options): Make sure -mdsp and -mips16 are not used together.
10437 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10439 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10441 (print_operand): Add 'q' for printing DSP accumulators.
10442 (mips_cannot_change_mode_class): Check ACC_REGS.
10443 (mips_secondary_reload_class): Check ACC_REGS.
10444 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10445 (mips_register_move_cost): Check ACC_REGS.
10446 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10447 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10448 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10449 (dsp_bdesc): New array.
10450 (bdesc_arrays): Add DSP builtin function table.
10451 (mips_prepare_builtin_arg): Check predicate again after
10453 (mips_expand_builtin): Add one more parameter to
10454 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10455 MIPS_BUILTIN_BPOSGE32.
10456 (mips_init_builtins): Initialize new function types.
10457 (mips_expand_builtin_direct): Check if builtin functions need to
10458 return a value and pass operands properly.
10459 (mips_expand_builtin_bposge): New function.
10460 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10461 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10462 (FIRST_PSEUDO_REGISTER): Increase to 188.
10463 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10464 Update for 12 new DSP registers.
10465 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10466 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10467 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10468 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10469 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10470 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10471 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10472 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10473 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10474 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10475 (REGISTER_NAMES): Add names for 12 new DSP registers.
10476 * config/mips/mips.md: Include mips-dsp.md.
10477 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10478 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10479 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10480 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10481 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10482 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10483 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10484 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10485 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10486 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10487 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10488 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10489 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10490 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10491 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10492 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10493 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10494 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10495 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10496 (UNSPEC_RDDSP): New constants.
10497 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10498 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10500 * config/mips/mips.opt (-mdsp): New option.
10501 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10502 (reg_imm10_operand): New predicates.
10503 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10504 * doc/invoke.texi (-mdsp): Document new option.
10506 2005-07-22 DJ Delorie <dj@redhat.com>
10508 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10510 * tree-inline.c (inlinable_function_p): Likewise.
10512 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10515 * toplev.c (check_global_declarations): Do not mark undefined
10516 variables as DECL_IGNORED_P.
10517 * varasm.c (first_global_object_name): GTY it.
10518 (weak_global_object_name): Likewise.
10519 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10520 a string to go into {weak,first}_global_object_name.
10522 2005-07-22 DJ Delorie <dj@redhat.com>
10524 * c-format.c (check_function_format): Change warning control
10525 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10527 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10529 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10530 &PTR->FLD a dereference of PTR.
10531 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10532 a potential dereference of PTR.
10534 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10536 PR rtl-optimization/20370
10537 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10538 call allocate_reg_info if necessary.
10540 PR rtl-optimization/21848
10541 * calls.c (emit_library_call_value_1): For const functions, add
10542 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10544 PR rtl-optimization/22445
10545 * cselib.c (target.h): Include.
10546 (rtx_equal_for_cselib_p): Allow commutative matches.
10547 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10548 Remove MODE parameter. Changed all callers.
10550 PR rtl-optimization/22258
10551 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10553 (try_combine): Use likely_spilled_retval_p.
10555 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10557 * config.gcc: Add crx-elf support.
10559 * doc/contrib.texi: Mention crx.
10560 * doc/extend.texi: Document crx extensions.
10561 * doc/install.texi: Document crx install.
10562 * doc/invoke.texi: Document crx options.
10563 * doc/md.texi: Document crx constraints.
10565 * config/crx/crx-protos.h: New file.
10566 * config/crx/crx.c: New file.
10567 * config/crx/crx.h: New file.
10568 * config/crx/crx.md: New file.
10569 * config/crx/crx.opt: New file.
10570 * config/crx/t-crx: New file.
10572 2005-07-22 Manfred Hollstein <mh@suse.com>
10574 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10576 (int_add_graph_edge): Likewise.
10577 (collapse_nodes): Likewise.
10578 (process_unification_queue): Likewise.
10580 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10581 Laurent GUERBY <laurent@guerby.net>
10583 PR tree-optimization/22336
10584 * function.c (record_block_change): Check for
10585 cfun->ib_boundaries_block.
10587 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10589 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10590 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10592 2005-07-21 DJ Delorie <dj@redhat.com>
10594 * toplev.c (warn_deprecated_use): Add warning control to warning
10596 * c-typeck.c (parser_build_binary_op): Likewise.
10597 (c_finish_if_stmt): Likewise.
10598 * c-common.c (check_function_sentinel): Likewise.
10599 (check_nonnull_arg): Likewise.
10601 2005-07-21 Richard Henderson <rth@redhat.com>
10604 * tree-complex.c (complex_ssa_name_components): New.
10605 (cvc_lookup): Allow entry not found.
10606 (create_components): Remove.
10607 (create_one_component_var, get_component_var): New.
10608 (get_component_ssa_name, set_component_ssa_name): New.
10609 (extract_component): Use get_component_ssa_name.
10610 (update_complex_components): Use set_component_ssa_name.
10611 (update_complex_components_on_edge): Likewise.
10612 (update_phi_components): Create new PHI nodes directly, instead
10613 of adding insns to edges.
10614 (tree_lower_complex): Allocate and free complex_variable_components
10615 and complex_ssa_name_components here.
10617 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10619 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10620 revert to returning false.
10622 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10625 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10627 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10630 * config/i386/i386.md (cmpxf): Change operand constraints
10631 to "nonmemory_operand".
10633 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10635 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10637 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10639 PR middle-end/21180
10640 * fold-const.c (fold_build1): Add checksum for the operands.
10641 (fold_build2): Likewise.
10642 (fold_build3): Likewise.
10644 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10646 PR middle-end/19055
10647 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10649 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10651 * common.opt (-fforward-propagate): Committed by mistake,
10654 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10656 * reg-stack.c: Fix comment typo(s).
10657 * tree-ssa-operands.c: Likewise.
10658 * tree-vectorizer: Likewise.
10660 2005-07-21 Nick Clifton <nickc@redhat.com>
10662 * config/sh/symbian.c: Replace C++ style line comments with C
10663 style line comments.
10664 (symbian_add_attribute): Do not use a ? operator on the LHS of
10666 (sh_symbian_handle_dll_attribute): Change the type of the
10667 method vector to "VEC(tree,gc)*" and use vector accessor
10668 macros to walk over the elements.
10669 (symbian_export_vtable_and_rtti_p): Likewise.
10670 (symbian_class_needs_attribute_p): Likewise.
10672 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10675 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10676 initialize targetm.resolve_overloaded_builtin here.
10677 (altivec_expand_overloaded_builtin): Make it non-static.
10678 * config/rs6000/rs6000-protos.h
10679 (altivec_expand_overloaded_builtin): New prototype.
10680 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10681 targetm.resolve_overloaded_builtin here.
10682 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10684 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10685 Zdenek Dvorak <dvorakz@suse.cz>
10687 PR tree-optimization/19210
10688 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10690 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10691 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10692 rely on unproven assumptions.
10693 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10694 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10695 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10696 to number_of_iterations_exit.
10697 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10698 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10699 * tree-ssa-loop-niter.c (find_loop_niter,
10700 estimate_numbers_of_iterations_loop): Likewise.
10701 (number_of_iterations_exit): Honor the new options.
10702 * doc/invoke.texi (Wunsafe-loop-optimizations,
10703 funsafe-loop-optimizations): Document them.
10705 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10707 PR rtl-optimization/22167
10708 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10710 2005-07-20 Adam Nemet <anemet@lnxw.com>
10712 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10713 __do_global_dtors_aux longcall.
10715 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10717 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10718 (old_special_pred_table): Don't reference
10719 SPECIAL_MODE_PREDICATES.
10720 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10721 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10722 * config/sh/predicates.h: Don't mention
10723 SPECIAL_MODE_PREDICATES.
10724 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10727 2005-07-20 DJ Delorie <dj@redhat.com>
10729 * config.gcc: Add m32c-elf support.
10731 * doc/contrib.texi: Mention m32c.
10732 * doc/extend.texi: Document m32c extensions.
10733 * doc/install.texi: Mention m32c.
10734 * doc/invoke.texi: Document m32c options.
10735 * doc/md.texi: Document m32c constraints.
10737 * config/m32c/addsub.md: New file.
10738 * config/m32c/bitops.md: New file.
10739 * config/m32c/cond.md: New file.
10740 * config/m32c/jump.md: New file.
10741 * config/m32c/m32c-lib1.S: New file.
10742 * config/m32c/m32c-lib2.c: New file.
10743 * config/m32c/m32c-modes.def: New file.
10744 * config/m32c/m32c-pragma.c: New file.
10745 * config/m32c/m32c-protos.h: New file.
10746 * config/m32c/m32c.abi: New file.
10747 * config/m32c/m32c.c: New file.
10748 * config/m32c/m32c.h: New file.
10749 * config/m32c/m32c.md: New file.
10750 * config/m32c/m32c.opt: New file.
10751 * config/m32c/minmax.md: New file.
10752 * config/m32c/mov.md: New file.
10753 * config/m32c/muldiv.md: New file.
10754 * config/m32c/predicates.md: New file.
10755 * config/m32c/prologue.md: New file.
10756 * config/m32c/shift.md: New file.
10757 * config/m32c/t-m32c: New file.
10759 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10761 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10762 (stack_protect_set, stack_protect_test): New expanders.
10763 (stack_protect_set_si, stack_protect_set_si_media,
10764 stack_protect_set_di_media, stack_protect_test_si,
10765 stack_protect_test_si_media, stack_protect_test_di_media):
10768 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10770 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10772 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10774 * tree.h (tree_expr_nonzero_p): Export.
10775 * fold-const.c (tree_expr_nonzero_p): Likewise.
10776 Return true for CALL_EXPRs that are alloca calls.
10777 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10779 * tree-flow.h (expr_computes_nonzero): Remove.
10780 * tree-vrp.c (expr_computes_nonzero): Remove.
10781 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10782 (extract_range_from_unary_expr): Likewise.
10783 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10784 tree_expr_nonzero_p.
10786 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10788 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10789 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10790 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10791 All callers changed.
10792 (frame_related_constant_load): New arg "related" which controls
10793 setting of RTX_FRAME_RELATED_P. All callers changed.
10794 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10795 (bfin_expand_prologue): Add stack limit checking.
10796 * config/bfin/bfin.md (trapifcc): New pattern.
10798 * config/bfin/bfin.c: Include "langhooks.h".
10799 (def_builtin): Go through lang_hooks to call builtin_function.
10801 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10802 * config/bfin/predicates.md (symbol_ref_operand): New.
10803 (call_insn_operand): Delete. All callers changed to use
10804 register_no_elim_operand.
10805 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10807 (function_arg): Use it to generate the call's operand 2.
10808 (bfin_longcall_p): New function.
10809 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10810 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10811 determine if the address needs to be in a REG.
10812 (bfin_handle_longcall_attribute): New function.
10813 (bfin_attribute_table): Add "longcall" and "shortcall".
10814 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10815 (CUMULATIVE_ARGS): New member call_cookie.
10816 (PREDICATE_CODES): Add symbol_ref_operand.
10817 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10818 extra USE to the pattern.
10819 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10820 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10821 sibcall_value_insn; now the new patterns handle direct calls and the
10822 old ones indirect calls.
10823 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10825 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10827 * doc/trouble.texi: Update section on handling of empty loops.
10829 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10831 * config.gcc: Remove support for sparc-*-openbsd*,
10832 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10834 * config.host: Remove support for i860-*-sysv4* as a host.
10835 * config/i860/*, config/ip2k/*, config/ns32k/*,
10836 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10837 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10838 mention obsolete ports.
10840 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10842 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10843 soft frame pointer.
10844 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10845 of frame_pointer_rtx.
10846 (sh_expand_epilogue): Likewise.
10847 (sh_set_return_address): Likewise.
10848 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10849 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10850 offsets from FRAME_POINTER_REGNUM.
10851 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10852 (sh_register_names): Add initializer for sfp.
10853 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10854 (VALID_REGISTER_P): Likewise.
10855 (FIRST_PSEUDO_REGISTER): Update.
10856 (DWARF_FRAME_REGISTERS): Define.
10857 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10858 (HARD_FRAME_POINTER_REGNUM): Define.
10859 (FRAME_POINTER_REGNUM): Redefine.
10860 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10861 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10862 from FRAME_POINTER_REGNUM.
10863 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10864 FRAME_POINTER_REGNUM.
10865 (REG_CLASS_CONTENTS): Add sfp.
10866 (REG_ALLOC_ORDER): Likewise.
10867 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10868 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10869 of frame_pointer_rtx.
10870 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10872 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10874 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10875 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10876 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10878 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10881 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10883 Make CONSTRUCTOR use VEC to store initializers.
10884 * c-common.c (complete_array_type): Update to cope with VEC in
10886 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10887 (pp_c_constructor_elts): New function.
10888 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10889 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10890 struct constructor_stack, struct initializer_stack,
10891 constructor_elements, push_init_level, pop_init_level,
10892 add_pending_init, find_init_member, output_init_element): Update to
10893 cope with VEC in CONSTRUCTOR_ELTS.
10894 * coverage.c (build_fn_info_value, build_ctr_info_value,
10895 build_gcov_info): Likewise.
10896 * expr.c (categorize_ctor_elements_1, store_constructor,
10897 expand_expr_real_1): Likewise.
10898 * fold-const.c (fold_ternary): Likewise.
10899 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10900 gimplify_init_constructor, gimplify_expr): Likewise.
10901 * tree-dump.c (dequeue_and_dump): Likewise.
10902 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10904 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10906 * tree-sra.c (generate_element_init_1): Likewise.
10907 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10908 * tree-ssa-operands.c (get_expr_operands): Likewise.
10909 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10910 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10911 (get_initial_def_for_reduction): Likewise.
10912 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10913 value handle in annotations.
10914 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10915 tree_node_structure): Add support for constr_kind.
10916 (build_vector_from_ctor, build_constructor_single,
10917 build_constructor_from_list): New functions.
10918 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10919 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10920 Update to cope with VEC in CONSTRUCTOR_ELTS.
10921 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10922 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10923 CONSTRUCTOR_APPEND_ELT): New macros.
10924 (struct constructor_elt, struct tree_constructor): New data types.
10925 (union tree_node): Add tree_constructor field.
10926 * treestruct.def: Define TS_CONSTRUCTOR.
10927 * varasm.c (const_hash_1, compare_constant, copy_constant,
10928 compute_reloc_for_constant, output_addressed_constants,
10929 initializer_constant_valid_p, output_constant,
10930 array_size_for_constructor, output_constructor): Update to cope with
10931 VEC in CONSTRUCTOR_ELTS.
10932 * vec.h (VEC_empty, VEC_copy): New macros.
10934 2005-07-19 Devang Patel <dpatel@apple.com>
10936 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10938 2005-07-19 Richard Henderson <rth@redhat.com>
10941 * gimplify.c (gimplify_expr): Use main variant type for the temp
10942 destination for a discarded volatile read.
10943 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10944 casts between non-void types that change volatility.
10946 2005-07-15 DJ Delorie <dj@redhat.com>
10948 * toplev.h: Add comment about the first parameter for warning().
10949 * errors.h: Likewise.
10951 * c.opt (Wpragmas): New.
10952 * doc/invoke.texi: Document it.
10954 * function.c (do_warn_unused_parameter): Add warning control to
10956 * c-decl.c (warn_if_shadowing): Likewise.
10957 * c-lex.c (cb_def_pragma): Likewise.
10958 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10959 (pop_alignment): Likewise.
10960 (handle_pragma_pack): Likewise.
10961 (apply_pragma_weak): Likewise.
10962 (handle_pragma_weak): Likewise.
10963 (handle_pragma_redefine_extname): Likewise.
10964 (add_to_renaming_pragma_list): Likewise.
10965 (handle_pragma_extern_prefix): Likewise.
10966 (maybe_apply_renaming_pragma): Likewise.
10967 (handle_pragma_visibility): Likewise.
10969 * config/c4x/c4x-c.c (BAD): Likewise.
10970 (c4x_parse_pragma): Likewise.
10971 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10972 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10973 (rs6000_pragma_longcall): Likewise.
10974 * config/v850/v850-c.c (pop_data_area): Likewise.
10975 (ghs_pragma_section): Likewise.
10976 (ghs_pragma_section): Likewise.
10977 (ghs_pragma_interrupt): Likewise.
10978 (ghs_pragma_starttda): Likewise.
10979 (ghs_pragma_startsda): Likewise.
10980 (ghs_pragma_startzda): Likewise.
10981 (ghs_pragma_endtda): Likewise.
10982 (ghs_pragma_endsda): Likewise.
10983 (ghs_pragma_endzda): Likewise.
10985 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10986 Kenneth Zadeck <zadeck@naturalbridge.com>
10988 * Makefile.in: Removed tree-promote-statics.c
10989 * tree-promote-statics.c: Removed.
10990 * common.opt: Removed flag-promote-statics.
10992 * passes.c: Removed tree-promote-statics pass.
10993 * tree-pass.h: Ditto.
10994 * timevar.def: Removed TV_PROMOTE_STATICS.
10997 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10999 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11001 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11003 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11006 * c-common.c (check_function_arguments): Call
11007 'check_function_format' if either -Wformat or
11008 -Wmissing-format-attribute are specified.
11009 * c-format.c (check_function_format): Check -Wformat before
11010 calling 'check_format_info'.
11011 * c-opts.c (c_common_post_options): Don't warn for
11012 -Wmissing-format-attribute without -Wformat.
11013 * c-typeck.c (convert_for_assignment): Detect additional cases for
11014 -Wmissing-format-attribute.
11015 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11018 2005-07-19 Richard Guenther <rguenther@suse.de>
11020 * config/i386/i386.md (lrint<mode>2): Use temporary
11021 instead of clobbering non-existent memory.
11023 2005-07-19 Nick Clifton <nickc@redhat.com>
11025 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11026 statement to avoid displaying ASCII control characters.
11028 2005-07-19 Ben Elliston <bje@au.ibm.com>
11030 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11031 * cfganal.c (find_edge_index): Ditto.
11032 * combine.c (combine_instructions): Ditto.
11033 * ddg.c (create_scc): Ditto.
11034 (find_successors): Ditto.
11035 (find_predecessors): Ditto.
11036 (find_nodes_on_paths): Ditto.
11037 (longest_simple_path): Ditto.
11038 * flow.c (update_life_info): Ditto.
11039 (count_or_remove_death_notes): Ditto.
11040 (clear_log_links): Ditto.
11041 * modulo-sched.c (generate_reg_moves): Ditto.
11042 (find_max_asap): Ditto.
11043 (find_max_hv_min_mob): Ditto.
11044 (find_max_dv_min_mob): Ditto.
11045 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11046 * sched-rgn.c (extract_edgelst): Ditto.
11047 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11048 (dump_update_ssa): Ditto.
11049 (ssa_names_to_replace) Ditto.
11050 (switch_virtuals_to_full_rewrite): Ditto.
11051 (update_ssa): Ditto.
11052 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11054 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11056 Fix PR tree-optimization/22483
11058 * tree-complex.c (create_components): Use
11059 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11060 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11061 * tree-flow.h (safe_referenced_var_iterator): New structure.
11062 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11063 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11064 safe_referenced_var iterator.
11065 (add_type_alias): Ditto.
11067 2005-07-19 Steven Bosscher <stevenb@suse.de>
11069 * loop-init.c (rest_of_handle_loop2): Remove.
11070 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11071 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11072 (pass_rtl_loop_init, pass_rtl_loop_done,
11073 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11074 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11075 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11076 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11077 pass_tree_loop_done, and pass_tree_unswitch.
11078 (gate_loop): Rename to gate_tree_loop.
11079 * passes.c (init_optimization_passes): Update for renamed tree
11080 loop passes. Add the new loop2 passes as subpasses of loop2.
11081 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11082 Update for the renamed tree loop passes.
11084 2005-07-18 Ian Lance Taylor <ian@airs.com>
11086 PR middle-end/22057
11087 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11088 blocks when optimizing.
11090 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11092 * common.opt (frename-registers): Initialize to 2.
11094 (fgcse-after-reload): Ditto.
11095 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11096 (process_options): Only change flag_web, flag_rename_registers,
11097 and flag_rerun_cse_after_loop if not explicitly set by user.
11099 2005-07-18 Jan Beulich <jbeulich@novell.com>
11101 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11102 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11103 in 64-bit mode the same as DImode in 32-bit mode.
11104 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11105 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11106 mode. Add new mode parameter.
11107 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11108 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11109 x86_64_shift_adj): New expanders.
11110 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11111 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11113 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11114 DImode shift splitters.
11115 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11116 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11119 2005-07-18 Jan Beulich <jbeulich@novell.com>
11121 * i386.md (movdi_extzv_1): New.
11122 (zero_extendhidi2): Combine alternatives and never force use of
11124 (zero_extendqidi2): Likewise. Don't restrict input selection.
11126 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11128 Fix PR tree-optimization/22531
11129 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11132 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11134 * tree-promote-statics.c (pass_promote_statics): Change dump file
11137 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11139 * tree-optimize.c (init_tree_optimization_passes): Add
11140 pass_eliminate_useless_stores pass.
11141 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11142 * tree-ssa-pre.c (is_copy_stmt): New function.
11143 (follow_copies_till_vuse): Ditto.
11144 (do_eustores): Ditto.
11145 (gate_eustores): Ditto.
11147 2005-07-16 Richard Henderson <rth@redhat.com>
11149 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11151 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11152 Kenneth Zadeck <zadeck@naturalbridge.com>
11154 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11155 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11156 ipa-type-escape.h, tree-promote-statics.c
11157 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11158 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11159 tree-promote-statics.c: new files.
11160 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11161 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11162 int nonlocal_set_p, mark_constant_function): Deleted.
11163 (rest_of_handle_cfg): Removed call to mark_constant_function.
11164 (nonoverlapping_component_refs_p): Added calls to support
11165 type based aliasing.
11166 * tree-ssa-alias.c (may_alias_p,
11167 compute_flow_insensitive_aliasing): Ditto.
11168 * calls.c (flags_from_decl_or_type): Removed reference to
11170 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11171 too many arguments. This is necessary for Spec 2000.
11172 * cgraph.h (const_function, pure_function): Removed.
11173 * common.opt: Added "fipa-pure-const", "fipa-reference",
11174 "fipa-type-escape", and "ftree-promote-static".
11176 * passes.c: Added ipa and tree-promote-statics passes.
11177 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11178 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11179 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11180 * tree-flow.h: Added exposed sra calls and addition of
11181 reference_vars_info field for FUNCTION_DECLS.
11182 * tree-pass.h: Added passes.
11183 * tree-sra.c: (sra_init_cache): New function.
11184 (sra_insert_before, sra_insert_after) Made public.
11185 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11187 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11188 aliasing. (may_alias_p): Added code to use type escape analysis to
11189 improve alias sets.
11190 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11191 code to prune clobbers of static variables based on information
11192 produced in ipa-reference pass. Changed call clobbering so that
11193 statics are not marked as clobbered if the call does not clobber
11196 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11198 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11201 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11203 * doc/install.texi (*-*-solaris2*): Document recommended version
11204 of GNU binutils and mention GNU linker problem on Solaris 10.
11206 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11209 * c-decl.c (c_build_bitfield_integer_type): New function.
11210 (finish_struct): Call it.
11211 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11213 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11215 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11218 2005-07-16 Jan Hubicka <jh@suse.cz>
11220 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11221 (scale_bbs_frequencies_int): Watch roundoff errors.
11222 * predict.c (return_prediction): Initialize return_stmt.
11224 2005-07-16 Jan Hubicka <jh@suse.cz>
11226 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11227 after RTL profiling.
11229 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11231 PR middle-end/22398
11232 * fold-const.c (build_range_check): Convert high/low to etype
11233 if we are only comparing against exp.
11235 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11237 Fix PR tree-optimization/22376
11238 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11240 (need_to_solve): New function.
11241 (compute_points_to_sets): Use it.
11243 2005-07-15 Jan Hubicka <jh@suse.cz>
11245 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11246 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11248 2005-07-15 Richard Guenther <rguenther@suse.de>
11250 * c-common.c (handle_flatten_attribute): New function.
11251 Add flatten function attribute.
11252 * doc/extend.texi: Document flatten function attribute.
11253 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11254 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11256 (cgraph_decide_inlining): Handle functions with flatten
11259 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11261 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11262 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11263 UNSPEC_XCHG, UNSPEC_AND): New.
11264 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11265 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11266 * config/rs6000/sync.md (FETCHOP): New code macro.
11267 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11269 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11270 (sync_compare_and_swap<mode>): Same.
11271 (sync_lock_test_and_set<mode>): Same.
11272 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11273 for QImode and HImode, and not PPC405.
11274 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11275 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11276 (sync_<fetchop>{si,di}_internal): New.
11277 (sync_nand{si,di}_internal): New.
11278 (sync_old_<fetchop>{si,di}_internal): New.
11279 (sync_old_nand{si,di}_internal): New
11280 (sync_new_<fetchop>{si,di}_internal): New.
11281 (sync_new_nand{si,di}_internal): New.
11282 (atomic_and{si,di}): New.
11283 (sync_new_nand{si,di}_internal): New.
11284 (atomic_and{si,di}): New.
11285 (sync_add<mode>_internal): Delete.
11286 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11287 (sync_sub<mode>_internal): Delte.
11288 (sync_subshort_internal): New.
11289 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11290 (sync_anddi_internal): Delete.
11291 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11292 (sync_booldi_internal): Delete.
11293 (sync_boolc<mode>_internal): Delete.
11294 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11295 (sync_boolc<mode>_internal2): Delete.
11296 (sync_boolcc<mode>_internal): Delete.
11297 (isync, lwsync): Use unspec instead of unspec_volatile.
11298 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11299 Revert UNSPEC_VOLATILE.
11300 (rs6000_split_atomic_op): New.
11301 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11303 2005-07-14 Eric Christopher <echristo@redhat.com>
11305 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11306 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11308 2005-07-14 Eric Christopher <echristo@redhat.com>
11310 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11312 2005-07-14 Steven Bosscher <stevenb@suse.de>
11314 PR tree-optimization/22230
11315 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11316 the computation of the four cross productions for "range op range".
11318 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11319 Ulrich Weigand <uweigand@de.ibm.com>
11322 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11325 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11327 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11329 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11331 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11333 2005-07-14 Richard Guenther <rguenther@suse.de>
11335 PR middle-end/22347
11336 * config/i386/i386-protos.h (ix86_function_value): Change
11337 prototype to match new target hook.
11338 * config/i386/i386.c (ix86_value_regno): Change prototype
11339 to take extra type argument.
11340 (TARGET_FUNCTION_VALUE): Define.
11341 (ix86_function_ok_for_sibcall): Pass extra argument to
11342 ix86_value_regno, check return slot rtx for exact match.
11343 (ix86_function_value): Take extra parameter. Dispatch to
11344 ix86_value_regno with fndecl/fntype as provided.
11345 (ix86_value_regno): Handle extra type argument.
11346 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11348 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11349 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11350 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11351 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11352 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11354 2005-07-14 Richard Guenther <rguenther@suse.de>
11356 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11357 * calls.c (expand_call): Pass fntype to hard_function_value.
11358 (emit_library_call_value_1): Likewise.
11359 * explow.c: Include target.h.
11360 (hard_function_value): Take extra argument, the fntype.
11361 Use new target hook for function_value.
11362 * expr.h (hard_function_value): Change prototype.
11363 * function.c (aggregate_value_p): Pass 0 as fntype to
11364 hard_function_value.
11365 (assign_parms): Use new target hook for function_value.
11366 Pass 0 as fntype to hard_function_value.
11367 (expand_function_end): Likewise.
11368 * reg-stack.c: Include target.h.
11369 (stack_result): Use new target hook for function_value.
11370 * target-def.h: New target hook function_value.
11371 * target.h: Likewise.
11372 * targhooks.c (default_function_value): New function.
11373 * targhooks.h (default_function_value): Declare.
11375 2005-07-13 Ian Lance Taylor <ian@airs.com>
11377 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11379 2005-07-14 Jan Hubicka <jh@suse.cz>
11381 * tree-dfa.c (dump_variable): Use default_def function.
11382 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11383 * tree-ssa.c (verify_use): Likewise.
11384 * tree-ssanames.c (release_ssa_name): Likewise.
11385 * tree-tailcall.c (eliminate_tail_call): Likewise.
11386 (tree_optimize_tail_calls_1): Likewise.
11387 * tree-vrp.c (get_value_range): Likewise.
11389 2005-07-14 Ben Elliston <bje@au.ibm.com>
11391 * gcc.c (main): Compare language[0] with '*' when iterating over
11394 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11396 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11397 "s390_emit_compare". Add handling of CCZ1mode.
11398 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11399 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11401 (s390_branch_condition_mask): Add CCZ1mode handling.
11402 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11403 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11404 Use CCZ1mode instead of CCZmode.
11405 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11407 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11409 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11411 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11413 2005-07-13 Eric Christopher <echristo@redhat.com>
11415 * config/mips/mips.c (mips_canonicalize_comparison): New.
11416 (mips_emit_int_relational): Use.
11418 2005-07-13 Eric Christopher <echristo@redhat.com>
11420 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11421 static extra parts.
11422 * config/s390/s390.md: Include tpf.md. Move tpf specific
11424 * config/s390/tpf.md: To here.
11425 * config/s390/s390.opt: Move tpf specific options...
11426 * config/s390/tpf.opt: to here. Add mmain option.
11427 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11428 * config/s390/tpf.h: Rewrite.
11430 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11432 * doc/tm.texi: Remove @xref{Cross-profiling}.
11434 2005-07-13 Jeff Law <law@redhat.com>
11436 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11437 expressions, test their _DECL operands for pointer equality rather
11438 than using operand_equal_p.
11440 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11442 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11443 (TARGET_POSIX_IO): This.
11444 * config/darwin.h: Likewise.
11445 * config/freebsd.h: Likewise.
11446 * config/linux.h: Likewise.
11447 * config/lynx.h: Likewise.
11448 * config/netbsd.h: Likewise.
11449 * config/rs6000/linux64.h: Likewise.
11450 * config/rs6000/linux.h: Likewise.
11451 * config/s390/tpf.h: Likewise.
11452 * config/sh/embed-elf.h: Likewise.
11453 * config/sparc/linux64.h: Likewise.
11454 * config/sparc/linux.h: Likewise.
11455 * config/svr4.h: Likewise.
11456 * gcov-io.h: Likewise.
11458 * doc/tm.texi: Updated.
11460 * libgcov.c (create_file_directory): Defined only if
11461 TARGET_POSIX_IO is defined.
11462 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11465 2005-07-13 Jan Hubicka <jh@suse.cz>
11467 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11469 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11471 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11472 structure as argument.
11474 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11476 PR tree-optimization/21921
11477 * tree-iterator.c (tsi_link_before): Support the case when
11478 tsi_end_p (tsi) == true.
11480 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11482 PR tree-optimization/22442
11483 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11486 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11488 PR rtl-optimization/20376
11489 * toplev.c (process_options): Enable -fweb and -frename-registers when
11491 * doc/invoke.texi: Update the information about when -fweb and
11492 -frename-registers are enabled.
11494 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11497 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11498 if *rhs_p is not a SSA_NAME.
11500 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11502 Fix PR tree-optimization/22422
11503 * tree-ssa-structalias.c (struct variable_info): Add flag for
11505 (get_varinfo): Now a static function.
11506 (new_varinfo): init has_union and is_special_var to false.
11507 (solution_set_add): Check has_union.
11508 (do_da_constraint): Move temporary variable so it gets reset
11510 Also check for special variable.
11511 (do_ds_constraint): Ditto.
11512 (do_sd_constraint): Ditto.
11513 (do_structure_copy): Check for special variable.
11514 (find_func_aliases): Ditto.
11515 (init_base_vars): Set special vars properly.
11517 2005-07-13 Jan Hubicka <jh@suse.cz>
11519 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11522 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11523 (get_expr_operands): Fix thinko wrt flags and subvars.
11525 PR tree-optimize/22379
11526 * tree-inline.c (expand_call_inline): Do not output sorry in early
11529 2005-07-12 Dale Johannesen <dalej@apple.com>
11531 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11533 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11536 * host-linux.h: Include limits.h.
11538 2005-07-12 Dale Johannesen <dalej@apple.com>
11540 * expr.c (compress_float_constant): Add cost check.
11541 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11543 2005-07-12 Dale Johannesen <dalej@apple.com>
11545 * gcc.target/i386/compress-float-sse.c: New.
11546 * gcc.target/i386/compress-float-sse-pic.c: New.
11547 * gcc.target/i386/compress-float-387.c: New.
11548 * gcc.target/i386/compress-float-387-pic.c: New.
11549 * gcc.dg/compress-float-ppc.c: New.
11550 * gcc.dg/compress-float-ppc-pic.c: New.
11552 2005-07-12 Eric Christopher <echristo@redhat.com>
11554 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11555 static extra parts.
11556 * config/s390/s390.md: Include tpf.md. Move tpf specific
11558 * config/s390/tpf.md: To here.
11559 * config/s390/s390.opt: Move tpf specific options...
11560 * config/s390/tpf.opt: to here. Add mmain option.
11561 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11562 * config/s390/tpf.h: Rewrite.
11564 2005-07-12 Eric Christopher <echristo@redhat.com>
11566 * gcc.c (struct infile): Update comment for language.
11567 (main): Rewrite input file resetting code.
11569 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11572 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11573 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11574 (lookup_avail_expr): Use constant_boolean_node instead
11575 of boolean_false_node/boolean_true_node.
11577 2005-07-12 Ben Elliston <bje@au.ibm.com>
11579 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11580 and use it when printing num_edges.
11582 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11584 * doc/extend.texi (Blackfin Built-in Functions): New section.
11585 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11588 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11590 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11591 s/cmpstrsi/cmpstrnsi
11592 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11594 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11595 (init_optabs): Initialize cmpstrn_optab.
11596 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11597 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11598 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11599 * config/i386/i386.md: s/cmpstr/cmpstrn
11600 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11601 * doc/md.texi: Update documentation.
11603 2005-07-11 Richard Henderson <rth@redhat.com>
11605 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11606 build_va_arg_indirect_ref.
11607 (alpha_gimplify_va_arg): Likewise.
11608 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11609 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11610 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11611 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11612 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11613 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11615 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11617 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11619 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11620 * passes.c (init_optimization_passes): Add pass_empty_loop.
11621 * tree-pass.h (pass_empty_loop): Declare.
11622 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11623 try_remove_empty_loop, remove_empty_loops): New functions.
11624 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11625 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11627 2005-07-12 Peter Barada <peter@the-baradas.com>
11629 PR middle-end/16719
11630 PR middle-end/18421
11631 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11632 in address registers.
11633 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11634 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11635 alternative of addsi3_5200.
11637 2005-07-11 Ian Lance Taylor <ian@airs.com>
11639 * config/mips/mips.md (ffs<mode>2): Remove.
11641 2005-07-11 Ian Lance Taylor <ian@airs.com>
11643 * doc/tree-ssa.texi (Cleanups): Improve description of
11645 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11647 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11649 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11650 * tree.h (DECL_ARGUMENT_FLD): New macro.
11652 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11654 Fix PR tree-optimization/22404
11656 * tree-ssa-structalias.c (create_variable_info_for): Use
11659 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11661 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11662 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11663 for second comparison operand.
11664 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11666 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11667 (define_insn_reservation "alu"): Likewise.
11668 (csync, ssync): Now of type sync.
11669 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11670 -mcsync-anomaly -mspecld-anomaly.
11671 * config/bfin/bfin.opt (mcsync): Remove.
11672 (mcsync-anomaly, mspecld-anomaly): Add.
11673 * config/bfin/bfin.c: Include "insn-codes.h".
11674 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11675 (TARGET_DEFAULT_TARGET_FLAGS): New.
11676 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11678 2005-07-11 Steven Bosscher <stevenb@suse.de>
11680 * basic-block.h: Give the BB flags enum a name, bb_flags.
11681 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11682 * cfgcleanup.c (enum bb_flags): Remove here.
11683 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11684 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11685 (update_forwarder_flag): Likewise.
11686 (thread_jump): Likewise.
11687 (try_forward_edges): Likewise.
11688 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11689 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11690 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11692 2005-07-11 Richard Guenther <rguenther@suse.de>
11694 * config/i386/i386.opt: New target option -msseregparm.
11695 * config/i386/i386.c (override_options): Error out for
11696 -msseregparm but no SSE support.
11697 (ix86_function_sseregparm): Check for global sseregparm.
11698 * doc/invoke.texi: Document -msseregparm.
11700 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11702 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11703 (m32rle-*-linux*): Ditto.
11705 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11707 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11708 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11711 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11713 PR middle-end/22239
11715 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11716 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11718 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11720 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11721 (varmap): Heapify varmap.
11722 (constraints): Heapify constraints.
11723 (struct constraint_graph): Heapify succs and preds.
11724 (constraint_vec_find): Update for heapification.
11725 (constraint_set_union): Ditto.
11726 (insert_into_complex): Ditto.
11727 (constraint_edge_vec_find): Ditto.
11728 (erase_graph_self_edge): Ditto.
11729 (add_graph_edge): Ditto.
11730 (get_graph_weights): Ditto.
11731 (merge_graph_nodes): Ditto.
11732 (build_constraint_graph): Ditto.
11733 (topo_visit): Ditto.
11734 (solve_graph): Ditto.
11735 (create_variable_info_for): Ditto.
11736 (init_base_vars): Ditto.
11737 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11738 (condese_varmap_nodes): Free complex vector.
11739 (clear_edges_for_node): Clear succs and preds vector.
11741 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11743 * tree-ssa-structalias.c (update_alias_info): Change counting of
11744 references to not include vdefs.
11746 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11748 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11749 (up_insert): Ditto.
11751 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11753 * pa.c (pa_commutative_p): Make PLUS commutative when
11754 TARGET_NO_SPACE_REGS is true.
11756 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11758 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11759 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11760 * tree-dfa.c (dump_subvars_for): New.
11761 (debug_subvars_for): New.
11762 (dump_variable): Show subvariables if VAR has them.
11763 * tree-flow-inline.h (get_subvar_at): New.
11764 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11765 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11767 (struct subvar): Change fields offset and size to unsigned
11769 (dump_subvars_for): Declare.
11770 (debug_subvars_for): Declare.
11771 (get_subvar_at): Declare.
11772 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11773 to unsigned HOST_WIDE_INT *.
11774 (overlap_subvar): Likewise.
11775 * tree-gimple.c (is_gimple_reg): Always return false for
11776 SFTs and memory tags.
11777 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11778 Update all callers.
11779 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11780 (compute_may_aliases): Call compute_points_to_sets.
11781 (collect_points_to_info_for): Remove.
11782 (compute_points_to_and_addr_escape): Remove.
11783 (delete_alias_info): Call delete_points_to_sets.
11784 (compute_flow_sensitive_aliasing): If the call to
11785 find_what_p_points_to returns false, call set_pt_anything.
11786 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11787 (set_pt_anything): Clear pi->pt_vars.
11788 (set_pt_malloc): Remove.
11789 (merge_pointed_to_info): Remove.
11790 (add_pointed_to_expr): Remove.
11791 (add_pointed_to_var): Remove.
11792 (collect_points_to_info_r): Remove.
11793 (is_escape_site): Make extern.
11795 (create_overlap_variables_for): Call it.
11796 * tree-ssa-copy.c (merge_alias_info): Never merge
11797 flow-sensitive alias information.
11798 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11799 offset and size to be unsigned HOST_WIDE_INT.
11800 (add_to_addressable_set): Rename from note_addressable.
11801 Set TREE_ADDRESSABLE as the variables are added to the set.
11803 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11804 operands into VUSEs when adding V_MAY_DEFs for members in an
11806 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11807 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11808 (struct variable_info): Add bitfield is_heap_var.
11809 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11810 (new_var_info): Initialize is_heap_var.
11811 (get_constraint_for): Add HEAP variables to the symbol table.
11812 Mark them with is_heap_var.
11813 (update_alias_info): New. Taken mostly from the old
11814 compute_points_to_and_addr_escape.
11815 (handle_ptr_arith): New.
11816 (find_func_aliases): Call update_alias_info.
11817 Call handle_ptr_info for tcc_binary expressions.
11818 Call mark_stmt_modified.
11819 (create_variable_info_for): If DECL has subvars, do not create
11820 variables for its subvars. Always add all the fields.
11821 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11822 SFTs, then add all the SFTs of the structure.
11823 If VI->DECL is an aggregate with subvariables, add the SFT at
11825 (find_what_p_points_to): If VI is an artificial variable,
11826 translate to bitfields in SSA_NAME_PTR_INFO.
11827 If the solution is empty, set pi->pt_vars to NULL
11828 (init_base_vars): Create ANYOFFSET.
11829 (compute_points_to_sets): Rename from create_alias_vars.
11831 (pass_build_pta): Remove.
11832 (delete_points_to_sets): Rename from delete_alias_vars.
11833 (pass_del_pta): Remove.
11834 * tree-ssa-structalias.h (struct alias_info): Move from
11836 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11837 NUM_REFERENCES_SET): Likewise.
11838 (compute_points_to_sets, delete_points_to_sets): Declare.
11840 2005-07-09 Richard Henderson <rth@redhat.com>
11842 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11843 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11844 alpha_split_lock_test_and_set_12): New functions.
11845 * config/alpha/alpha-protos.h: Update.
11846 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11847 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11848 * config/alpha/sync.md (I12MODE): New.
11849 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11850 (sync_<fetchop_name><I48MODE>): Likewise.
11851 (sync_nand<I48MODE>): Likewise.
11852 (sync_old_<fetchop_name><I48MODE>): Likewise.
11853 (sync_new_<fetchop_name><I48MODE>): Likewise.
11854 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11855 (sync_compare_and_swap<I48MODE>): Likewise.
11856 (sync_lock_test_and_set<I48MODE>): Likewise.
11857 (sync_compare_and_swap<I12MODE>): New.
11858 (sync_compare_and_swap<I12MODE>_1): New.
11859 (sync_lock_test_and_set<I12MODE>): New.
11860 (sync_lock_test_and_set<I12MODE>_1): New.
11862 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11866 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11868 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11870 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11871 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11873 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11876 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11878 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11880 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11881 memory_operand constraint.
11882 (store_conditional_<mode>): Same.
11883 (sync_compare_and_swap<mode>): Same.
11884 (sync_lock_test_and_set<mode>): Same.
11886 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11888 Rewrite PIC support to more closely model actual instructions.
11889 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11890 (cris_symbol): Remove prototypes for removed functions.
11891 (cris_pic_symbol_type_of, cris_valid_pic_const)
11892 (cris_expand_pic_call_address): Prototypes for new functions.
11893 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11895 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11897 <case ':'>: Add case for new punctuation character.
11898 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11899 emitting (extra) PIC modifier.
11900 <case UNSPEC>: Do not assert for PLT.
11901 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11902 (cris_expand_prologue, cris_expand_epilogue): Check
11903 for pic_offset_table_rtx usage instead of taking
11904 current_function_uses_pic_offset_table as the final word.
11905 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11906 Remove flag_pic difference.
11907 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11908 the moral equivalents of...
11909 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11911 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11912 (cris_handle_option): Mark ARG as unused.
11913 (cris_expand_pic_call_address): New worker function for "call",
11915 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11916 output PIC constructs here.
11917 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11918 as symbol-specific modifers, not whole or part of operands.
11919 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11920 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11921 constants and flag_pic.
11922 (CONSTANT_INDEX_P): Adjust for new functions.
11923 (enum cris_pic_symbol_type): New helper type.
11924 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11925 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11926 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11928 ("movsi"): Emit actual instructions for GOT and relative access.
11929 ("*movsi_got_load"): New pattern to set up the register holding
11931 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11932 Adjust FIXME for 'S'.
11933 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11934 Use "movs" for -fpic cases.
11935 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11936 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11937 ("call", "call_value"): Just call cris_expand_pic_call_address for
11939 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11940 Remove special pattern.
11941 ("*expanded_call_side", "*expanded_call_value_side"): New
11943 (gotplt-to-plt, gotplt-to-plt-side-call)
11944 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11946 * config/cris/cris/predicates.md
11947 ("cris_general_operand_or_gotless_symbol"): Remove unused
11949 ("cris_general_operand_or_symbol"): Adjust for new functions.
11951 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11953 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11955 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11957 * Makefile.in (TREE_H): Add treestruct.def.
11958 (c-decl.o): Add pointer-set.h
11959 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11960 visibility on regular DECL's.
11961 (merge_decls): Fix the copying of decl nodes of various types for
11962 the new structures. Don't update RTL, section name, weak status,
11963 etc, on DECL's without RTL.
11964 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11965 Don't check volatile on non-variable types.
11966 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11967 to check whether we have seen arguments.
11968 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11969 flag is checked before field (flag is common, field is not).
11970 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11971 TS_DECL_COMMON could have an origin.
11972 (add_location_or_const_value_attribute): Don't check section name
11973 on non-var/function decls.
11974 (dwarf2out_var_location): Reverse order of tests.
11975 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11976 with DECL_WRTL_CHECK.
11977 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11978 * fold-const.c (fold_binary): Don't check weakness on
11979 non-var/function decls.
11980 (tree_expr_nonzero_p): Ditto.
11981 (fold_checksum_tree): Use tree_decl_extra as sizeof
11983 * ggc-page.c (extra_order_size_table): Add sizes for
11984 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11986 * gimplify.c (gimplify_bind_expr): Only set
11987 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11988 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11990 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11991 * langhooks.h (init_ts). New langhook.
11992 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11993 * print-tree.c (print_node): Update to only print fields that
11994 exist in the structures the passed decl has.
11995 * toplev.c (wrapup_global_declarations): Don't reset
11996 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11997 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11998 * tree-inline.c (remap_decl): Ditto.
11999 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12000 * tree-pretty-print.c (print_declaration): Don't print
12001 DECL_REGISTER on things that don't contain it.
12002 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12003 non-var/function decls.
12004 * tree.c (tree_contains_struct): New structure.
12005 (init_priority_for_decl): New hashtable.
12006 (tree_int_map): New structure.
12007 (tree_int_map_eq): New function.
12008 (tree_int_map_marked_p): Ditto.
12009 (tree_int_map_hash): Ditto.
12010 (tree_map): Move to tree.h.
12011 (tree_map_eq): Externalize.
12012 (tree_map_hash): Ditto.
12013 (tree_map_marked_p): Ditto.
12014 (init_ttree): Set up tree_contains_struct and call langhook.
12015 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12016 (tree_code_size): Update for new structures.
12017 (tree_node_structure): Update for new structures.
12018 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12020 (copy_node_stat): Copy init priority.
12021 (build_decl_stat): Ditto for visibility.
12022 (ts_enum_names): New.
12023 (tree_contains_struct_check_failed): New function.
12024 (decl_init_priority_lookup): Ditto.
12025 (decl_init_priority_insert): Ditto.
12026 * treestruct.def: New file.
12027 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12028 (CONTAINS_STRUCT_CHECK): Ditto.
12029 (tree_contains_struct_check_failed): New prototype.
12030 (DECL_CHECK): Removed.
12031 (DECL_MINIMAL_CHECK): New.
12032 (DECL_COMMON_CHECK): Ditto.
12033 (DECL_WRTL_CHECK): Ditto.
12034 (DECL_NON_COMMON_CHECK): Ditto.
12035 (DECL_WITH_VIS_CHECK): Ditto.
12036 (VAR_OR_FUNCTION_DECL_P): Ditto
12037 (struct tree_decl_minimal): New structure.
12038 (struct tree_decl_common): Ditto.
12039 (struct tree_decl_with_rtl): Ditto.
12040 (struct tree_decl_with_vis): Ditto.
12041 (struct tree_decl_non_common): Ditto.
12042 (struct tree_field_decl): Ditto.
12043 (struct tree_parm_decl): Ditto.
12044 (struct tree_var_decl): Ditto.
12045 (struct tree_function_decl): Ditto.
12046 (struct tree_const_decl): Ditto.
12047 (struct tree_result_decl): Ditto.
12048 (union tree_node): Add new structures.
12049 * var-tracking.c (track_expr_p): Reverse order of tests.
12051 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12053 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12055 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12056 * system.h: Poison FINALIZE_PIC.
12057 * doc/tm.texi (FINALIZE_PIC): Remove.
12059 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12062 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12063 to the correct type if we have a MODIFY_EXPR.
12065 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12067 PR tree-optimization/22360
12068 * tree.c (upper_bound_in_type): Fix calculations for casting
12069 to a non-wider signed type and casting a signed value to a
12070 wider unsigned type.
12071 (lower_bound_in_type): Fix calculations for casting to a
12072 non-wider signed type.
12074 PR tree-optimization/20139
12075 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12077 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12078 fold_cond_expr_cond.
12079 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12080 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12082 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12085 * tree-complex.c (expand_complex_libcall): Produce
12086 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12088 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12090 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12091 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12092 b" assert and inserted fastpath code for this case.
12093 (bitmap_ior): Removed "a != b" assert.
12095 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12097 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12098 (ENDFILE_SPEC): Likewise.
12099 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12101 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12102 a large stack frame at epilogue.
12104 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12106 * final.c: Include sdbout.h when required.
12108 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12110 * config.gcc (*-*-darwin*): Only one target-specific header file
12111 for generic darwin.
12112 (powerpc-*-darwin*): Add version-specific header files.
12113 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12114 * config.in: Regenerate.
12115 * configure: Regenerate.
12116 * gcc.c: Include xregex.h.
12117 (version_compare_spec_function): New.
12118 (spec_function): Add version-compare.
12119 (replace_outfile_spec_function): Reformat comment.
12120 (compare_version_strings): New.
12121 * config/darwin-c.c (version_as_macro): New.
12122 (builtin_define): New.
12123 (darwin_cpp_builtins): New.
12124 * config/darwin-protos.h (darwin_cpp_builtins): New.
12125 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12126 (LIB_SPEC): Make unconditional, update comment.
12127 (TARGET_C99_FUNCTIONS): Define.
12128 * config/darwin.opt: Sort.
12129 (mmacosx-version-min=): New.
12130 * config/darwin7.h: Delete.
12131 * config/darwin8.h: Delete.
12132 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12133 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12134 (TARGET_C99_FUNCTIONS): Define.
12135 * config/rs6000/darwin7.h: New.
12136 * config/rs6000/darwin8.h: New.
12137 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12138 (-mmacosx-version-min): Document.
12140 2005-07-07 Ian Lance Taylor <ian@airs.com>
12142 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12144 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12146 PR middle-end/22239
12147 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12149 2005-07-07 Khem Raj <kraj@mvista.com>
12151 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12152 in bytes, not words.
12154 2005-07-07 Paul Brook <paul@codesourcery.com>
12156 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12157 DEFAULT_FUNCTION_ARG_PADDING to upward.
12159 2005-07-07 Richard Henderson <rth@redhat.com>
12161 * function.c (locate_and_pad_parm): Record parameter alignment in
12162 stack_alignment_needed.
12164 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12166 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12167 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12168 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12169 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12170 (define_attr "type"): Add isync, sync, load_l, store_c.
12171 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12172 Create scratch volatile MEM.
12173 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12175 (load_locked_<mode>): New.
12176 (store_conditional_<mode>): New.
12177 (sync_compare_and_swap<mode>): Replace with splitter.
12178 (sync_lock_test_and_set<mode>): Replace with splitter.
12179 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12181 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12182 is ics. Attribute isync.
12183 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12185 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12186 and UNSPECV_SYNC_OP.
12187 (emit_unlikely_jump): New.
12188 (emit_load_locked): New.
12189 (emit_store_conditional): New.
12190 (rs6000_split_compare_and_swap): New.
12191 (rs6000_split_lock_test_and_set): New.
12192 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12193 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12194 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12195 rs6000_split_lock_test_and_set): Declare.
12196 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12197 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12198 store_c, isync, sync.
12200 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12202 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12203 filenames to gtyp-gen.h.
12204 (s-typ-gen): Use it in place of for loops.
12206 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12208 * hooks.c (hook_bool_rtx_int_false): New function.
12209 * hooks.h (hook_bool_rtx_int_false): Declare.
12210 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12211 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12212 * target.h (struct gcc_target): Add commutative_p member.
12213 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12214 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12215 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12216 (pa_commutative_p): New function.
12217 * jump.c (target.h): Include.
12218 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12219 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12221 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12223 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12224 (s390_expand_setmem): New.
12225 * config/s390/s390.c: Likewise.
12226 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12228 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12229 general_operand. Call new function "s390_expand_setmem".
12230 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12231 ("setmem_long", "*setmem_long"): ... this.
12233 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12235 * config/s390/s390.c: (optimization_options): Enable
12236 TARGET_MVCLE at -Os.
12237 * doc/invoke.texi: Document changes in default behaviour.
12238 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12240 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12242 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12243 defined by back-end.
12245 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12247 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12248 all sets in the pattern.
12249 * config/rs6000/rs6000.md (stack_protect_testsi,
12250 stack_protect_testdi): Likewise.
12252 2005-07-06 Jeff Law <law@redhat.com>
12254 * tree-vrp.c (simplify_using_ranges): Kill.
12255 (vrp_finalize): Remove call to simplify_using_ranges.
12256 (simplify_stmt_using_ranges): New function extracted from
12257 simplify_using_ranges.
12258 (simplify_div_or_mod_using_ranges): Likewise.
12259 (simplify_abs_using_ranges): Likewise.
12260 (simplify_cond_using_ranges): New function.
12261 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12262 * tree-ssa-propagate.c (substitute_and_fold): Call
12263 simplify_stmt_using_ranges if we have range information.
12265 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12267 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12268 ia64_flag_schedule_isns2.
12270 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12271 reading/writing general registers.
12272 (ia64_function_arg): Revert 2005-06-18 change.
12274 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12276 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12277 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12279 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12281 * function.c (expand_function_end): Revert part of 2005-06-27
12282 patch. Do sjlj_emit_function_exit_after after return_label.
12284 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12286 * doc/install.texi (--disable-libssp): New.
12288 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12290 * doc/invoke.texi: Update -fforce-mem documentation.
12291 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12292 code for -fforce-mem.
12293 * expmed.c: (store_bit_field,store_fixed_bit_field,
12294 extract_bit_field): Ditto.
12295 * expr.c: (convert_move): Ditto.
12296 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12297 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12298 emit_conditional_add,expand_float,expand_fix): Ditto.
12299 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12300 (common_handle_option): Issue warning when -fforce-mem specified.
12302 2005-07-06 Paul Brook <paul@codesourcery.com>
12304 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12306 * configure: Regenerate.
12308 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12310 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12312 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12314 Fix PR tree-optimization/22319
12315 Fix PR tree-optimization/22140
12316 Fix PR tree-optimization/22310
12318 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12319 variable sized types.
12320 Use correct type for intermediate structure on *a = *b structure
12323 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12325 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12327 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12328 (machine_function): Move typedef to...
12329 * config/rs6000/rs6000.c (machine_function): ... here. Add
12330 varargs_save_offset field.
12331 (rs6000_stack_t): Remove varargs_size field.
12332 (setup_incoming_varargs): Allocate varargs save area using
12333 assign_stack_local, try to make it as small as possible.
12334 Save offset from virtual_stack_vars_rtx to the save area
12335 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12336 instead of magic 8 when fp word byte size is used.
12337 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12338 instead of -RS6000_VARARGS_SIZE.
12339 (rs6000_stack_info, debug_stack_info,
12340 rs6000_initial_elimination_offset): Remove all traces of
12342 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12343 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12344 RS6000_VARARGS_AREA.
12346 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12348 PR tree-optimization/21963
12349 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12350 constant_multiple_of in the same way get_computation_cost_at does.
12352 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12354 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12355 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12356 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12357 and return its previous value.
12358 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12359 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12361 (stack_protect_set, stack_protect_test): New expanders.
12362 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12363 stack_protect_testdi): New insns.
12364 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12365 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12367 2005-07-06 Jeff Law <law@redhat.com>
12369 * tree-ssa-dce.c (cfg_altered): New global.
12370 (tree_dce_init): Initialize cfg_altered.
12371 (remove_dead_stmt): If we remove an edge in the CFG, then set
12373 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12376 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12378 * Makefile.in (stamp-collect-ld): Use
12379 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12380 ./collect-ld if it already exists.
12381 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12382 Don't remove ./nm if it already exists.
12384 2005-07-05 Devang Patel <dpatel@apple.com>
12386 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12387 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12388 * tree-vectorizer.c (vect_loop_location): New.
12389 (vect_print_dump_info): Use vect_loop_location.
12390 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12391 (vectorize_loops): Set vect_loop_location.
12392 * tree-vect-analyze.c (vect_analyze_offset_expr,
12393 vect_determin_vectorization_factor, vect_analyze_operations,
12394 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12395 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12396 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12397 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12398 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12399 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12400 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12401 vect_analyze_loop): Adjust vect_print_dump_info API.
12402 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12403 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12404 vect_finish_stmt_generation, vectorizable_assignment,
12405 vectorizable_operation, vectorizable_store, vectorizable_load,
12406 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12407 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12408 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12409 vect_transform_loop): Same.
12410 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12411 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12414 2005-07-05 Randolph Chung <tausq@debian.org>
12416 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12417 * configure: Regenerate.
12418 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12419 (pa_tls_referenced_p): Declare.
12420 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12421 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12422 (legitimize_tls_address): New.
12423 (hppa_legitimize_address): Handle TLS addresses.
12424 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12425 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12426 (emit_move_sequence): Handle TLS addresses.
12427 (pa_encode_section_info): Call default handler to handle common
12429 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12430 (CONSTANT_ADDRESS_P): Reject TLS operands.
12431 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12432 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12433 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12434 (UNSPEC_TLSLE): Define new constants.
12435 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12436 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12437 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12438 (tie_symbolic_operand, tle_symbolic_operand): New
12440 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12442 * aclocal.m4: Update macros for autoconf 2.59 style.
12443 * configure.ac: Likewise.
12445 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12447 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12448 (function_arg): Pass small aggregates in general registers on 32-bit
12450 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12452 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12454 * Makefile.in (final.o): Fix dependencies.
12456 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12460 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12461 * langhooks.c (lhd_expr_to_decl): New.
12462 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12464 (LANG_HOOKS_INITIALIZER): Update.
12465 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12466 expr_to_decl langhook.
12467 * c-tree.h (c_expr_to_decl): Declare.
12468 * c-typeck.c (c_expr_to_decl): New.
12469 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12471 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12473 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12476 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12477 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12479 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12481 * Makefile.in: Adjust dependencies.
12482 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12483 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12484 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12485 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12486 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12487 rest_of_compilation.
12489 * bb-reorder.c (gate_duplicate_computed_gotos,
12490 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12491 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12492 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12493 pass_partition_blocks): New.
12494 * bt-load.c (gate_handle_branch_target_load_optimize,
12495 rest_of_handle_branch_target_load_optimize,
12496 pass_branch_target_load_optimize): New.
12497 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12499 * cfglayout.c (pass_insn_locators_initialize): New.
12500 * cfgrtl.c (pass_free_cfg): New.
12501 * combine.c (gate_handle_combine, rest_of_handle_combine,
12502 pass_combine): New.
12503 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12504 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12505 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12506 * except.c (pass_set_nothrow_function_flags,
12507 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12509 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12510 rest_of_handle_shorten_branches, pass_shorten_branches,
12511 rest_of_clean_state, pass_clean_state): New.
12512 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12513 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12514 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12516 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12517 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12518 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12519 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12521 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12522 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12523 pass_rtl_ifcvt, gate_handle_if_after_combine,
12524 rest_of_handle_if_after_combine, pass_if_after_combine,
12525 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12526 pass_if_after_reload): New.
12527 * integrate.c (pass_initial_value_sets): New.
12528 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12529 pass_purge_lineno_notes): New.
12530 * mode-switching.c (rest_of_handle_mode_switching,
12531 pass_mode_switching): New.
12532 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12533 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12535 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12536 pass_loop_optimize): New.
12537 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12539 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12541 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12542 pass_postreload_cse): New.
12543 * profile.c (gate_handle_profiling, pass_profiling,
12544 rest_of_handle_branch_prob, pass_branch_prob): New.
12545 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12546 pass_split_before_regstack, gate_handle_split_before_regstack,
12547 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12548 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12549 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12550 pass_stack_regs): New.
12551 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12552 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12553 pass_stack_adjustments): New.
12554 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12555 pass_regrename): New.
12556 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12557 pass_delay_slots, gate_handle_machine_reorg,
12558 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12559 * rtl.h (extern void purge_line_number_notes): New.
12560 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12561 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12563 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12565 * value-prof.c (gate_handle_value_profile_transformations,
12566 rest_of_handle_value_profile_transformations,
12567 pass_value_profile_transformations): New.
12568 * var-tracking.c (gate_handle_var_tracking,
12569 pass_variable_tracking): New.
12570 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12572 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12573 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12574 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12575 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12576 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12577 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12578 rest_of_handle_gcse2, rest_of_handle_regmove,
12579 rest_of_handle_tracer, rest_of_handle_if_conversion,
12580 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12581 rest_of_handle_web, rest_of_handle_branch_prob,
12582 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12583 rest_of_handle_jump_bypass, rest_of_handle_combine,
12584 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12585 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12586 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12587 rest_of_handle_mode_switching, rest_of_handle_jump,
12588 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12589 rest_of_handle_flow2, rest_of_handle_jump2,
12590 rest_of_handle_peephole2, rest_of_handle_postreload,
12591 rest_of_handle_shorten_branches, rest_of_clean_state,
12592 rest_of_compilation): Remove.
12594 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12595 * passes.c (dump_flags, in_gimple_form, all_passes,
12596 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12597 register_dump_files, next_pass_1, last_verified, execute_todo,
12598 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12599 from tree-optimize.c.
12600 (init_optimization_passes): Moved from tree-optimize.c,
12601 adding the RTL optimizations.
12602 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12603 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12604 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12605 register_dump_files, next_pass_1, last_verified, execute_todo,
12606 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12607 init_tree_optimization_passes, ipa_passes): Delete.
12608 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12610 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12611 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12613 (ipa_passes): Remove.
12614 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12615 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12616 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12617 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12618 (dump_info_p, dump_flag): Moved to tree-dump.h.
12620 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12622 * passes.c (finish_optimization_passes): Use dump_begin
12623 and dump_end, TDI_end.
12624 (gate_rest_of_compilation): New.
12625 (pass_rest_of_compilation): Use it.
12626 (gate_postreload, pass_postreload): New.
12627 * toplev.c (general_init): Rename init_tree_optimization_passes.
12628 * toplev.h (init_tree_optimization_passes): Rename to
12629 init_optimizations_passes.
12630 * tree-dump.c (dump_flag): Make static.
12631 (dump_files): Remove RTL dumps.
12632 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12633 pass_cleanup_cfg, pass_free_cfg_annotations,
12634 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12635 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12636 * tree-pretty-print.c: Include tree-pass.h.
12637 * cgraph.c: Include tree-dump.h.
12639 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12641 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12642 Only fall back to saying it points to readonly memory if
12643 we can't do better.
12645 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12647 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12648 * config/m32r/m32r.c (m32r_compute_frame_size,
12649 m32r_expand_prologue): Take current_function_profile into
12650 account whenever we reference
12651 current_function_uses_pic_offset_table.
12652 (m32r_finalize_pic): Remove.
12653 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12655 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12657 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12658 instead of $<. Don't remove ./as if it already exists.
12660 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12663 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12664 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12665 for complex modes when generating code for PA 1.0.
12666 (VALID_FP_MODE_P): New macro.
12667 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12668 sets for all general and floating point modes. Align wide floating
12669 point modes to even register boundaries to comply with architectural
12671 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12672 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12673 (VALID_FP_MODE_P): New macro.
12674 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12675 sets for all general and floating point modes. Align wide floating
12676 point modes to even register boundaries to comply with architectural
12679 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12681 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12684 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12686 * tree-ssa-structalias.c: Don't include expr.h.
12688 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12690 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12693 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12695 Fix PR tree-optimization/22279
12697 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12700 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12702 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12704 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12706 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12707 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12708 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12709 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12710 config/stormy16/stormy16.c, config/v850/v850.c,
12711 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12712 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12713 Avoid "." or "\n" at end of diagnostics and capital letters at
12714 start of diagnostics.
12715 * combine.c, cse.c: Don't translate dump file output.
12716 * toplev.c (print_version): Only translate output if going to
12719 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12721 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12722 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12725 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12727 * pa.c (fix_range): Fix typo in comment.
12729 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12731 * tree-vrp.c (extract_range_from_assert): Replace
12732 fold (build (...)) with fold_build2.
12734 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12736 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12737 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12738 (format_types_orig, handle_format_attribute): Add support for
12741 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12743 * varasm.c (assemble_variable): Fix format specifier thinko.
12745 2005-07-03 Ira Rosen <irar@il.ibm.com>
12747 PR tree-optimization/22029 (and 22135)
12748 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12749 a phi node before calling dump_vops.
12751 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12753 * tree-dump.h (dump_string_field): Declare.
12754 * tree-dump.c: Use it instead of dump_string.
12755 (dump_string_field): Make non-static.
12757 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12759 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12760 up the minimal CFG stuff always when optimize > 0. Call
12761 split_all_insns_noflow in PIC case if needed.
12763 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12764 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12767 * c-decl.c (c_write_global_declarations): Dump contents of
12769 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12770 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12771 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12772 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12775 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12777 * c-common.h (GCC_DIAG_STYLE): Define.
12778 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12779 version for format checking to 4.1.
12780 * c-format.c: Include toplev.h after c-common.h.
12781 (enum format_type): Add gcc_tdiag_format_type.
12782 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12783 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12784 (format_types_orig): Add gcc_tdiag.
12785 (init_dynamic_diag_info): Support gcc_tdiag formats.
12786 (handle_format_attribute): Likewise.
12787 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12788 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12789 version for format checking to 4.1.
12790 (warning0, warning, error, pedwarn, sorry): Use
12791 ATTRIBUTE_GCC_DIAG.
12792 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12793 (finish_aliases_1): Do not use %qE.
12794 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12795 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12796 Correct format bugs.
12797 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12798 parameter to unsigned HOST_WIDE_INT.
12799 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12801 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12803 PR middle-end/21742
12804 * expr.c (write_complex_part): Use adjust_address for MEM.
12805 (read_complex_part): Same.
12807 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12809 Fix PR tree-optimization/22280
12811 * tree-sra.c (generate_element_init): Remove useless loop.
12813 2005-07-02 Richard Henderson <rth@redhat.com>
12815 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12817 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12819 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12821 PR middle-end/14490
12822 * fold-const.c (fold_binary): Handle the return value of
12823 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12824 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12826 2005-07-02 Jeff Law <law@redhat.com>
12828 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12829 a eliminate type conversion which feeds an equality comparison
12830 if the original type or either operand in the comparison is a
12833 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12835 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12836 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12838 * config/avr/avr.c: Do not use '`' as left quote.
12839 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12840 Remove "." from end of diagnostics. Make diagnostics start with
12843 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12844 Joseph S. Myers <joseph@codesourcery.com>
12846 * toplev.c (default_tree_printer): Handle setting location with
12848 * c-objc.common.c (c_tree_printer): Likewise.
12849 * c-format.c (gcc_diag_flag_specs): Add '+'.
12850 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12851 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12853 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12854 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12855 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12856 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12857 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12858 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12859 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12860 format arguments where %J is used without %D.
12862 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12864 * gcc.c (LINK_SSP_SPEC): Define.
12865 (link_ssp_spec): New variable.
12866 (LINK_COMMAND_SPEC): Add %(link_ssp).
12867 (static_specs): Add link_ssp_spec.
12868 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12869 * configure: Rebuilt.
12870 * config.in: Rebuilt.
12872 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12873 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12874 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12875 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12876 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12877 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12878 -0x7008(2) instead of reading __stack_chk_guard variable.
12879 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12881 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12882 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12883 if TARGET_THREAD_SSP_OFFSET is defined.
12884 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12885 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12888 2005-06-27 Richard Henderson <rth@redhat.com>
12889 * libgcc-std.ver (GCC_4.1.0): New.
12890 * libgcc.h (__stack_chk_guard): Declare.
12891 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12892 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12893 * mklibgcc.in (lib2funcs): Add them.
12895 2005-07-01 Richard Henderson <rth@redhat.com>
12897 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12898 void * before struct sigcontext *.
12899 (x86_fallback_frame_state): Likewise.
12901 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12903 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12905 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12908 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12909 we check for SSA_NAME for.
12911 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12913 Fix PR tree-optimization/22071
12915 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12917 (get_constraint_for_component_ref): Use it.
12919 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12922 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12923 print out the last new line.
12925 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12927 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12928 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12929 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12930 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12931 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12932 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12933 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12934 (enum reg_class): New member CC0_REGS.
12935 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12936 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12937 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12938 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12939 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12940 Adjust for register now described.
12942 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12945 * config/i386/i386.md (stack_protect_test_si,
12946 stack_protect_test_di): Add earlyclobber for scratch 3.
12947 * config/rs6000/rs6000.md (stack_protect_testsi,
12948 stack_protect_testdi): Add earlyclobber for scratch 3,
12949 remove earlyclobber from scratch 4.
12951 Older entries for 2005 can be found in ChangeLog-2005.