1 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
3 * tree-vrp.c (extract_range_from_binary_expr): Use
4 build_int_cst instead of fold_convert.
6 2005-12-26 Mark Mitchell <mark@codesourcery.com>
8 PR c++/23171, c++/23172, c++/25417.
9 * c-decl.c (compound_literal_number): Remove.
10 (build_compound_literal): Use set_compound_literal_name.
11 * c-common.c (compound_literal_number): New variable.
12 (set_compound_literal_name): New function.
13 * c-common.h (set_compound_literal_name): Declare.
15 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
17 PR tree-optimization/25125
18 * convert.c (convert_to_integer): Don't narrow the type of a
19 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
22 2005-12-26 Graham Stott <graham.stott@btinternet.com>
25 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
26 rtl bootstrap failure.
28 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
30 * final.c (compute_alignments): Make it static.
31 * gcse.c (gcse_main, bypass_jumps): Likewise.
32 * web.c (web_main): Likewise.
33 * output.h: Remove the prototype for compute_alignments.
34 * rtl.h: Remove the prototypes for web_main, gcse_main, and
37 2005-12-24 Roger Sayle <roger@eyesopen.com>
39 * expr.c (force_operand): Use expand_fix and expand_float to
40 implement integer <-> FP conversions instead of convert_to_mode.
42 2005-12-24 Mark Mitchell <mark@codesourcery.com>
45 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
46 CONSTRUCTOR is invalid.
48 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
50 * tree-pass.h (pass_eliminate_useless_stores): Remove.
51 * tree-ssa-pre.c (is_copy_stmt): Ditto.
52 (follow_copies_till_vuse): Ditto.
54 (gate_eustores): Ditto.
55 (pass_eliminate_useless_stores): Ditto.
56 * passes.c (init_optimization_passes): Ditto.
58 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
60 * combine.c (simplify_shift_const): Fix typo. Use, whenever
61 applicable, simplify_const_binary_operation.
63 (simplify_shift_const): Leave only the fallback
64 case when no simplification is possible. Extract to...
65 (simplify_shift_const_1): ... here. Always create a new
66 RTX instead of substituting. Remove the signed_count variable.
67 Return NULL_RTX if no substitution is possible.
69 (simplify_and_const_int): Leave only the fallback
70 case when no simplification is possible. Extract to...
71 (simplify_and_const_int_1): ... here. Always create a new
72 RTX instead of substituting. Return NULL_RTX if no substitution
75 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
76 parameter to simplify_and_const_int and simplify_shift_const,
77 unless it is equal to the expected non-simplified result.
79 2005-12-23 Jakub Jelinek <jakub@redhat.com>
82 * regrename.c (replace_oldest_value_reg): Use validate_change with
83 IN_GROUP set to 1 instead of doing direct modifications.
84 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
85 replacements have been performed on an instruction, use
86 apply_change_group ().
88 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
90 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
91 [L_divsi3] (__Udiv): Don't use as inline function.
92 [L_modsi3] (__Umod): Ditto.
93 (__Div): Rearrange to call do_31div directly instead of __Udiv.
94 (__Mod): Similarly regarding __Umod.
97 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
98 emitted insns with post-increments.
99 (cris_expand_epilogue): Ditto.
101 2005-12-22 Jakub Jelinek <jakub@redhat.com>
102 Richard Henderson <rth@redhat.com>
104 Merge from gomp-branch.
105 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
106 * sync-builtins.def: ... new file.
107 (BUILT_IN_FETCH_AND_ADD_16,
108 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
109 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
110 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
111 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
112 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
113 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
114 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
115 BUILT_IN_LOCK_RELEASE_16): New builtins.
116 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
117 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
118 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
119 * c-common.c (enum c_builtin_type): Move to top-level from
120 c_common_nodes_and_builtins enum builtin_type.
121 (builtin_types): Move from c_common_nodes_and_builtins.
123 (c_common_nodes_and_builtins): Use it.
124 (def_builtin_1): Check for error_mark_node.
125 (sync_resolve_size): Handle also 128 bit sync builtins.
126 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
128 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
129 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
130 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
131 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
132 (doublemodesuffix, DCASHMODE): New mode attrs.
133 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
134 instead of IMODE, if mode is wider than a word, expand into
135 sync_double_compare_and_swap*.
136 (*sync_compare_and_swap<mode>): New insn.
137 (sync_double_compare_and_swap<mode>): Likewise.
138 (*sync_double_compare_and_swapdi_pic): Likewise.
139 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
140 mode is wider than a word, expand into
141 sync_double_compare_and_swap_cc*.
142 (sync_double_compare_and_swap_cc<mode>): New insn.
143 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
145 2005-12-22 Richard Henderson <rth@redhat.com>
147 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
148 (_mm_sub_si64): Likewise.
149 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
151 2005-12-23 Alan Modra <amodra@bigpond.net.au>
153 PR rtl-optimization/25432
154 * reload1.c (eliminate_regs_in_insn): Update insn code on
155 successfully re-recognizing modified insn.
157 2005-12-22 Richard Guenther <rguenther@suse.de>
159 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
160 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
161 * varasm.c (array_size_for_constructor): Likewise.
162 * fold-const.c (size_diffop, invert_truthvalue,
163 optimize_bit_field_compare, make_range, build_range_check,
164 fold_cond_expr_with_comparison, fold_truthop,
165 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
167 2005-12-22 Dale Johannesen <dalej@apple.com>
169 * config/i386/sse.md (sse_movhlps): Reverse operands for
170 2nd and 3rd alternatives.
172 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
175 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
178 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
179 Steven Bosscher <stevenb@suse.de>
181 * df.c (df_bitmaps_free): Only work for bbs for that structures are
183 (df_bb_modify): Realloc tables to the new index.
184 (df_find_use): New function.
185 (df_find_def, df_reg_used): Handle subregs.
186 * df.h (df_find_use): Declare.
188 * loop-invariant.c: Include hashtab.h.
189 (struct invariant): Remove processed field, add eqto and reg fields.
190 (struct invariant_expr_entry): New.
191 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
192 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
193 find_identical_invariants, merge_identical_invariants): New functions.
194 (create_new_invariant): Return the new invariant. Initialize new
196 (find_invariants): Call merge_identical_invariants.
197 (get_inv_cost, best_gain_for_invariant, set_move_mark,
198 move_invariant_reg): Handle equivalent invariants.
199 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
201 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
204 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
205 number is a single digit '0'.
207 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
209 PR tree-optimization/23518
210 * fold-const.c (make_range): Don't move a constant to the
211 other side of the comparison if the type is signed and -fwrapv
214 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
216 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
219 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
222 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
225 2005-12-21 Andrew Haley <aph@redhat.com>
228 * recog.c (peephole2_optimize): Don't peephole any
229 RTX_FRAME_RELATED_P insns.
231 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
233 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
234 fold_build2 with fold_binary.
235 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
236 Replace fold_build1 with fold_unary.
237 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
240 2005-12-21 Steven Bosscher <stevenb@suse.de>
242 PR rtl-optimization/25196
243 * postreload-gcse.c (record_last_set_info): Notice stack pointer
244 changes in push insns without REG_INC notes.
246 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
248 PR tree-optimization/25382.
249 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
252 2005-12-21 Janis Johnson <janis187@us.ibm.com>
253 Ben Elliston <bje@au.ibm.com>
255 * configure.ac: Enable C extension for decimal float if invoked
256 with --enable-decimal-float.
257 * doc/install.texi (Configuration): Document it.
258 * configure, config.in: Regenerate.
260 2005-12-20 Mike Stump <mrs@apple.com>
262 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
263 ambiguity between -seg_addr_table and -seg_addr_table_filename.
264 (WORD_SWITCH_TAKES_ARG): Likewise.
265 (LINK_SPEC): Likewise.
267 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
269 * cfganal.c (flow_reverse_top_sort_order_compute):
270 Renamed to post_order_compute and additional parameter added which
271 allows the inclusion of entry and exit blocks into list.
272 (mark_dfs_back_edges): Fixed comment.
273 (flow_depth_first_order_compute): Renamed to
274 pre_and_rev_post_order_compute additional parameter added which
275 allows the inclusion of entry and exit blocks into list.
276 * global.c (set_up_bb_rts_numbers): Call to
277 flow_reverse_top_sort_order_compute renamed to
279 * var-tracking.c (vt_stack_adjustments): Fixed comment.
280 (vt_find_locations): Call to
281 flow_depth_first_order_compute renamed to
282 pre_and_rev_post_order_compute.
283 * cfgloop.c (flow_find_loops): Ditto.
284 * tree-ssa-reassoc.c (init_reassoc): Ditto.
285 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
286 flow_reverse_top_sort_order_compute renamed to post_order_compute
287 and calls to flow_reverse_top_sort_order_compute renamed to
289 * basic_block.h: Ditto.
292 2005-12-20 Roger Sayle <roger@eyesopen.com>
293 Paolo Bonzini <bonzini@gnu.org>
295 PR rtl-optimization/25115
296 * gcse.c (pre_insert_copy_insn): Fall back to the sole
297 SET in the insn if there is no SET for an
298 expression that is equivalent to EXPR.
300 2005-12-20 Richard Guenther <rguenther@suse.de>
303 * builtins.c (std_gimplify_va_arg_expr): Do not align
304 va frame for zero sized types.
305 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
307 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
309 PR tree-optimization/25501
310 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
311 used in the PHI argument corresponding to the edge from BB to
314 2005-12-20 Richard Guenther <rguenther@suse.de>
317 2005-12-02 Richard Guenther <rguenther@suse.de>
319 * tree-cfg.c (mark_used_vars): New function.
320 (dump_function_to_file): Dump only used VAR_DECLs.
322 2005-12-19 Roger Sayle <roger@eyesopen.com>
324 * combine.c (try_combine): Improve splitting of binary operators
325 by taking advantage of reassociative transformations.
327 2005-12-19 Jeff Law <law@redhat.com>
329 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
330 Strip away all type conversions after simplifying the
333 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
334 cases the forwarder block dominates the destination.
336 2005-12-19 DJ Delorie <dj@redhat.com>
338 * reload1.c (spill_failure): Dump reload data to dump file.
339 (find_reload_regs): Likewise.
341 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
343 PR tree-optimization/24793
344 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
345 original reference if there are subvars.
346 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
348 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
350 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
351 Corrected basic block number calculations for changes in entry and
354 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
356 * tree-flow.h (struct var_ann_d): Change type of
357 may_aliases field to VEC(tree, gc) *.
358 (may_aliases): Declaration changed.
359 * tree-ssa-alias.c (group_aliases, add_may_alias,
360 replace_may_alias, dump_may_aliases_for,
361 is_aliased_with, add_type_alias, new_type_alias):
362 Work with VEC(tree, gc) * instead of varray.
363 * tree-flow-inline.h (may_aliases): Ditto.
364 * tree-ssa.c (verify_flow_insensitive_alias_info,
365 verify_name_tags): Ditto.
366 * tree-ssa-operands.c (add_stmt_operand): Ditto.
368 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
370 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
373 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
375 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
378 2005-12-19 Ben Elliston <bje@au.ibm.com>
380 * doc/install.texi (Configuration): Typo in Fortran subheading.
382 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
384 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
385 scratch. Correct its reload split. Adjust its peephole.
386 (doloop_end): Add additional scratch.
388 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
389 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
390 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
391 (mt_builtin_saveregs): Replace with ...
392 (mt_setup_incoming_varargs): ... here. Save just the varadic
394 (mt_va_start): Remove.
395 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
396 (mt_machine_reorg): Split all insns here.
397 (TARGET_SETUP_INCOMING_VARARGS): Override.
398 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
400 (EXPAND_BUILTIN_VA_START): Remove.
402 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
404 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
405 latent bug that could happen if update_life_info was called with a
406 blocks parameter and the call to cleanup_cfg actually deleted one
409 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
411 * tree-ssa-structalias.c (update_alias_info): Remove handling
412 of may_be_aliased (SSA_NAME_VAR (op)) case.
414 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
416 * tree-flow.h (struct stmt_ann_d): Remove
417 makes_aliased_loads and makes_aliased_stores fields.
418 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
419 and makes_aliased_loads fields.
420 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
421 use makes_aliased_stores.
422 * tree-ssa-operands.c (clobbered_aliased_loads,
423 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
424 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
425 add_call_read_ops): Do not set makes_aliased_stores and
426 makes_aliased_loads fields.
427 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
430 2005-12-18 Geoffrey Keating <geoffk@apple.com>
432 * config/darwin.h: Don't include darwin-sections.def to declare
433 global variables; instead create darwin_section_enum.
434 (darwin_section_enum): New.
435 (darwin_sections): New.
436 * config/darwin.c: Don't include darwin-sections.def to define
438 (darwin_sections): New.
439 (output_objc_section_asm_op): Rewrite to take advantage of
441 (darwin_init_sections): Rewrite to use darwin_sections.
442 (machopic_output_indirection): Update for darwin_sections array.
443 (machopic_select_section): Likewise.
444 (machopic_select_rtx_section): Likewise.
445 (machopic_asm_out_constructor): Likewise.
446 (machopic_asm_out_destructor): Likewise.
447 (darwin_file_end): Likewise.
448 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
449 * config/i386/i386.c (machopic_output_stub): Likewise.
451 2005-12-18 Richard Guenther <rguenther@suse.de>
453 PR tree-optimization/25481
454 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
455 don't have a varinfo for.
457 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
458 Janis Johnson <janis187@us.ibm.com>
459 Ben Elliston <bje@au.ibm.com>
461 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
462 (init_optabs): Handle libfuncs for decimal float.
463 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
464 * stor-layout.c (int_mode_for_mode): Likewise.
465 * simplify-rtx.c (simplify_immed_subreg): Likewise.
466 (simplify_unary_operation_1): Skip optimisations for decimal float
468 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
469 * emit-rtl.c (gen_const_vector): Add assertion check.
470 (init_emit_once): Populate const_tiny_rtx with constants in each
472 * expmed.c (extract_high_half, expand_mult_highpart_optab,
473 expand_mult_highpart): Assert that mode is not a scalar float
475 * expr.c (convert_move): Handle conversion between decimal and
476 binary floats of the same size.
477 * convert.c (convert_to_real): Consider decimal float types when
479 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
480 describe decimal floating point types.
482 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
484 PR rtl-optimization/21041
485 * reload.c (find_reloads_subreg_address): Replace paradoxical
486 subreg of MEM by widened access only if the resulting memory
487 is properly aligned, even on !STRICT_ALIGNMENT targets.
489 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
491 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
493 2005-12-18 Steven Bosscher <stevenb@suse.de>
495 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
496 the 2005-12-17 patch to renumber the entry and exit blocks.
498 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
500 * doc/objc.texi (Type encoding): Fix typo.
502 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
504 * tree-tailcall.c (find_tail_calls): Use XNEW.
505 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
506 (free_all_edge_infos): Use explicit cast to convert from void *.
507 (vrp_free): Likewise.
508 (dom_opt_finalize_block): Likewise.
509 (record_equivalences_from_incoming_edge): Likewise.
510 (thread_across_edge): Likewise. Use XCNEWVEC.
511 (record_cond): Use XCNEW.
512 (record_conditions): Use XNEWVEC.
513 (record_edge_info): Use XCNEWVEC.
514 (lookup_avail_expr): Use XNEW.
515 (record_range): Likewise. Use GGC_NEW.
516 * tree-nested.c (var_map_hash): Use explicit cast to convert from
518 (var_map_eq): Likewise.
519 (lookup_field_for_decl): Likewise.
520 (convert_nonlocal_reference): Likewise.
521 (convert_local_reference): Likewise.
522 (convert_nl_goto_reference): Likewise.
523 (convert_nl_goto_receiver): Likewise.
524 (convert_call_expr): Likewise.
525 (convert_tramp_reference): Likewise.
526 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
527 (convert_nl_goto_reference): Likewise.
528 (lookup_field_for_decl): Use GGC_NEW.
529 (create_nesting_tree): Use GGC_CNEW.
530 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
531 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
532 (create_alias_map_for): Likewise.
533 (setup_pointers_and_addressables): Use XCNEWVEC.
534 (get_ptr_info): Use GGC_NEW.
535 (used_part_map_eq): Use explicit cast to convert from void *.
536 (up_lookup): Likewise.
537 (up_insert): Use XNEW.
538 (get_or_create_used_part_for): Use XCNEW.
539 (get_tmt_for): Likewise.
540 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
541 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
542 (bitmap_set_new): Use explicit cast to convert from void *.
544 (insert_into_set): Likewise.
545 (pool_copy_list): Likewise.
546 (phi_translate): Likewise.
547 (create_value_expr_from): Likewise.
548 (insert_aux): Use XCNEWVEC.
549 (compute_avail): Use XNEWVEC.
550 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
551 (sort_coalesce_list): Likewise.
552 (build_tree_conflict_graph): Use XCNEWVEC.
553 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
554 * tree-ssa-copy.c (init_copy_prop): Likewise.
555 (fini_copy_prop): Likewise.
556 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
558 (record_equiv): Use XNEW.
559 (uncprop_into_successor_phis): Use explicit cast to convert from
561 (uncprop_initialize_block): Likewise.
563 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
565 PR tree-optimization/24378
566 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
567 basic-block after loop-versioning.
569 2005-12-18 Jeff Law <law@redhat.com>
571 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
572 to simplify SWITCH_EXPR_CODE moved from here to ...
573 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
574 (tree-ssa-forward_propagate_single_use_vars): Call
575 simplify_switch_expr when appropriate.
577 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
579 * doc/objc.texi (Type encoding): Add documentation about encoding
580 complex types and _Bool.
582 2005-12-17 Paul Brook <paul@codesourcery.com>
584 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
585 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
586 when frame_pointer_needed.
588 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
590 * tree-vn.c (vn_add): Use XNEW.
591 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
592 (ccp_fold): Likewise.
593 (fold_stmt_r): Use explicit cast to convert from void *.
594 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
595 (new_temp_expr_table): Likewise.
596 * gimplify.c (lookup_tmp_var): Use XNEW.
597 (gimplify_asm_expr): Use explcit cast to convert from void *.
598 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
599 (get_def_blocks_for): Use XNEW.
600 (add_to_repl_tbl): Likewise.
601 (mark_def_sites): Use explicit cast to convert from void *.
602 (def_blocks_free): Likewise.
603 (mark_def_sites_initialize_block): Likewise.
604 (update_ssa): Use XNEWVEC.
605 * tree-dfa.c (create_var_ann): Use GGC_NEW.
606 (create_stmt_ann): Likewise.
607 (create_tree_ann): Likewise.
608 (referenced_var_insert): Likewise.
609 (set_default_def): Likewise.
610 (referenced_var_lookup_if_exists): Use explicit cast to convert
612 (referenced_var_lookup): Likewise.
613 (default_def): Likewise.
614 (set_default_def): Likewise.
615 * tree-cfg.c (create_bb): Likewise.
616 (edge_to_cases_cleanup): Likewise.
617 (verify_node_sharing): Likewise.
618 (record_switch_edge): Use XNEW.
619 (cleanup_dead_labels): Use XCNEWVEC.
620 (tree_duplicate_sese_region): Use XNEWVEC.
621 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
622 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
623 (int_tree_map_eq): Use explicit cast to convert from void *.
624 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
625 (__gcov_execl): Likewise.
626 (__gcov_execlp): Likewise.
627 (__gcov_execle): Likewise.
628 * tree-eh.c (struct_ptr_eq): Likewise.
629 (struct_ptr_hash): Likewise.
630 (lookup_stmt_eh_region_fn): Likewise.
631 (outside_finally_tree): Likewise.
632 (find_goto_replacement): Likewise.
633 (make_eh_edge): Likewise.
634 (mark_eh_edge): Likewise.
635 (add_stmt_to_eh_region_fn): Use GGC_NEW.
636 (record_in_finally_tree): Use XNEW.
637 (maybe_record_in_goto_queue): Use XRESIZEVEC.
638 (lower_try_finally_copy): Use XCNEWVEC.
640 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
642 * tree-inline.c (copy_body_r): Use explicit cast when converting
645 (copy_edges_for_bb): Likewise.
646 (remap_decl_1): Likewise.
647 (estimate_num_insns_1): Likewise.
648 * cgraph.c (hash_node): Use explicit cast when converting from
651 (cgraph_create_node): Use GGC_CNEW.
652 (cgraph_create_edge): Use GGC_NEW.
653 (cgraph_remove_node): Use explicit cast when converting from void *.
654 (hash_varpool_node): Likewise.
655 (eq_varpool_node): Likewise.
656 (cgraph_varpool_node): Use GGC_CNEW.
657 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
658 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
659 (eq_scev_info): Use explicit cast when converting from void *.
660 (find_var_scev_info): Likewise.
661 (set_instantiated_value): Likewise.
662 (gather_stats_on_scev_database_1): Likewise.
663 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
665 * c-pch.c (c_common_write_pch): Use XNEWVEC.
666 (c_common_read_pch): Likewise.
667 * prefix.c (save_string): Use XNEWVEC.
668 (translate_name): Use explicit cast when converting from void *.
669 * c-ppoutput.c (print_line): Use explicit cast when converting
671 (pp_dir_change): Likewise.
672 * c-cppbuiltin.c (builtin_define_std): Likewise.
673 (builtin_define_with_value): Likewise.
674 (builtin_define_with_value_n): Likewise.
675 (builtin_define_with_int_value): Likewise.
676 (builtin_define_type_max): Likewise.
677 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
678 (add_path): Use XNEW.
679 * c-format.c (check_format_info_main): Use GGC_NEW.
680 (format_type_warning): Use explicit cast when converting from void *.
681 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
683 (start_init): Likewise.
684 * tree-flow-inline.h (first_referenced_var): Use explicit cast
685 when converting from void *.
686 (next_referenced_var): Likewise.
687 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
688 * gensupport.c (lookup_predicate): Use explicit cast to convert
690 (init_predicate_table): Use XCNEW instead of xcalloc.
691 * genpreds.c (process_define_predicate): Likewise.
693 2005-12-17 Danny Berlin <dberlin@dberlin.org>
694 Kenneth Zadeck <zadeck@naturalbridge.com>
696 * basic-block.h: Changed basic block numbering so that the entry
697 block is 0 and the exit block is 1. Changed insn iterators so
698 that they are tolerant of blocks with no insns.
699 * regrename.c (copyprop_hardreg_forward): Changed basic block
700 numbering so that the entry block is 0 and the exit block is 1.
701 * sched-ebb.c (sehedule_ebbs): Ditto.
702 * tracer.c (branch_ratio_cutoff): Ditto.
703 * cfgloopmanip.c (fix_loop_structure): Ditto.
704 * cfghooks.c (verify_flow_info): Ditto.
705 * cfg.c (compact_blocks): Ditto.
706 * reorg.c (dbr_schedule): Ditto.
707 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
708 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
709 calculate_dominance_info): Ditto.
710 * cfganal.c (create_edge_list, print_edge_list,
711 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
712 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
713 dfs_enumerate_from): Ditto.
714 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
715 * ifcvt.c (find_if_case_2): Ditto.
716 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
717 find_basic_blocks): Ditto.
718 * predict.c (predict_loops, tree_bb_level_predictions,
719 predict_paths_leading_to, propagate_freq): Ditto.
720 * lcm.c (compute_antinout_edge, compute_laterin,
721 compute_available): Ditto.
722 * function.c (thread_prologue_and_epilogue_insns): Ditto.
723 * gcse.c (gcse_main, bypass_jumps): Ditto.
724 * profile.c (compute_branch_probabilities,
725 compute_value_histograms, branch_prob): Ditto.
726 * tree-flow-inline.h (bsi_start, bsi_after_labels,
728 * tree-ssa-phiopt.c (tree_ssa_phiopt,
729 blocks_in_phiopt_order): Ditto.
730 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
731 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
732 * tree-dfa.c (collect_dfa_stats): Ditto.
733 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
734 * cfglayout.c (fixup_reorder_chain): Ditto.
735 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
736 partition_hot_cold_basic_blocks): Ditto.
737 * var-tracking.c (vt_find_locations): Ditto.
738 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
739 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
740 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
741 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
742 * tree-ssa-reassoc.c (init_reassoc): Ditto.
743 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
744 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
745 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
746 and removed unused reverse orders.
748 * combine.c: Fix document typo.
750 2005-12-17 Jan Hubicka <jh@suse.cz>
752 * tree-flow-inline.h (set_default_def, default_def): Kill.
753 * tree-dfa.c (default_defs): New global variable.
754 (default_def, set_default_def): New functions.
755 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
756 * tree-flow.h (struct var_ann_d): Kill default_def field.
757 (set_default_def, default_def): Update prototype.
758 (default_defs): Declare.
760 2005-12-16 Jeff Law <law@redhat.com>
762 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
763 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
764 into tree-ssa-forwprop.c.
765 (eliminate_redundant_computations): Do not call
766 simplify_rhs_and_lookup_avail_expr anymore.
767 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
768 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
769 (tree_ssa_forward_propagate_single_use_vars): Call
770 simplify_not_neg_expr appropriately.
772 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
775 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
777 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
779 PR rtl-optimization/25456
780 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
781 info->x_start with p->x_start.
783 2005-12-17 Alan Modra <amodra@bigpond.net.au>
785 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
786 introduced 2005-12-16.
788 2005-12-16 Steven Bosscher <stevenb@suse.de>
790 PR rtl-optimization/23837
791 * optabs.c (expand_binop): For a multi-word rotate, never emit
792 a REG_NO_CONFLICT block.
794 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
797 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
800 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
803 2005-12-16 Steven Bosscher <stevenb@suse.de>
805 * loop-invariant.c (move_loop_invariants): Add missing hunk from
806 the previous patch, to nullify df.
808 2005-12-16 Steven Bosscher <stevenb@suse.de>
810 * reorg.c (mostly_true_jump): Clean up code depending on
811 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
812 poor man's branch prediction, instead rely on REG_BR_PROB
813 notes to be available.
815 2005-12-16 Jakub Jelinek <jakub@redhat.com>
817 PR rtl-optimization/24899
818 * loop.c (strength_reduce): Don't reduce giv that is not always
819 computable and where add_val or mult_val can trap.
821 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
823 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
825 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
826 names of ms1-16-002 files.
828 2005-12-16 Alan Modra <amodra@bigpond.net.au>
831 * gcc.c (for_each_path): New function.
832 (add_to_obstack, file_at_path): New functions.
833 (struct file_at_path_info, struct add_to_obstack_info): New.
834 (build_search_list): Rewrite using for_each_path. Constify struct
835 path_prefix pointer. Add do_multi param. Adjust all callers.
836 (find_a_file): Similarly, but just change existing param to bool.
837 (putenv_from_prefixes): Add do_multi param, make "paths" const.
838 (do_spec_path): Delete.
839 (struct spec_path_info): New.
840 (spec_path): New function.
841 (do_spec_1): Use for_each_path for %D and %I.
842 (find_file): Adjust for find_a_file changes.
843 (main): Search multilibs for specs. Print multilib lib path for
844 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
845 (read_specs): Search multilibs for %include and %include_noerr.
846 (is_directory): Remove second string param. Change last param
847 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
848 check path is a dir. Update all callers.
849 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
850 * system.h (SMALL_ARG_MAX): Poison.
851 * config.gcc: Don't define SMALL_ARG_MAX.
852 * config.host: Likewise.
853 * config.build: Likewise.
855 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
857 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
858 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
859 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
860 simplify_logical): Move simplifications that do not require
861 additional infrastructure...
862 * simplify-rtx.c (simplify_unary_operation_1,
863 simplify_binary_operation_1): ... here.
865 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
868 * flow.c (mark_used_dest_regs): New function.
869 (mark_used_regs): Call mark_used_dest_regs.
871 2005-12-16 Jeff Law <law@redhat.com>
873 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
874 represent a use and definition of the same SSA_NAME.
876 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
877 Janis Johnson <janis187@us.ibm.com>
878 Ben Elliston <bje@au.ibm.com>
880 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
881 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
882 * target.h (struct gcc_target): Add decimal_float_supported_p.
883 * targhooks.c (default_scalar_mode_supported_p): Handle
885 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
886 of inf, nan, finite, isinf and isnan.
887 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
888 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
889 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
890 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
891 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
892 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
893 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
894 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
895 Pedwarn if decimal floating point types are used. Error if
896 decimal floating point is not supported by the target.
897 (finish_declspecs): Return type from DFP typespec_word.
898 * c-typeck.c (c_common_type): Choose the decimal floating point
899 type with the greater precision when determining a common type.
900 (convert_arguments): Warn if there is a mismatch between argument
901 and prototype for decimal float types. Warn of conversions with
902 binary float types and of precision narrowing due to prototype.
903 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
904 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
905 (c_token_starts_declspecs): Likewise.
906 (c_parser_attributes): Likewise.
907 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
908 RID_DFLOAT64, RID_DFLOAT128.
909 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
910 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
911 (shorten_compare): Convert DFP/BFP operands to a common type.
912 (c_common_modes_and_builtins): Register built-in decimal float
913 types if the target supports them.
914 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
915 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
916 inf, nan, finite, isinf and isnan builtins.
917 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
918 (builtin_define_float_constants): Assert non-decimal radix.
919 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
920 Call builtin_define_decimal_float_constants for each type.
921 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
922 flags. Use real_from_string3, which can handle binary or decimal
924 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
925 cts_dfloat64, cts_dfloat128.
926 * tree.c (build_common_tree_nodes_2): Add decimal float types.
927 * tree.h (enum tree_index): Add new enumeration values
928 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
929 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
930 (dfloat32_type_node): New macro.
931 (dfloat64_type_node, dfloat128_type_node): Likewise.
932 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
933 (dfloat128_ptr_type_node): Likewise.
934 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
935 bit decimal floating point types with "df", "dd" and "dl".
936 * c-format.h (enum format_lengths): Add new enumeration values
937 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
938 * c-format.c (printf_length_specs, scanf_length_specs): Add
939 entries for H, D, DD.
940 (print_char_table, scan_char_table): Use new entries.
941 (asm_fprintf_char_table, gcc_diag_char_table,
942 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
944 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
945 (DECIMAL64_TYPE_SIZE): Likewise.
946 (DECIMAL128_TYPE_SIZE): Likewise.
947 (TARGET_DEC_EVAL_METHOD): Likewise.
948 * doc/extend.texi (Decimal Float): New node.
949 (Constructing Calls): Document decimal float built-ins.
950 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
951 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
952 * ginclude/decfloat.h: New file.
954 2005-12-16 Alan Modra <amodra@bigpond.net.au>
956 * reload.c (find_reloads): Fix comment typo.
957 * recog.h (recog_memoized): Correct comment.
959 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
961 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
962 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
963 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
964 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
965 * doc/invoke.texi, doc/tm.texi: Fix typos.
967 2005-12-16 Ben Elliston <bje@au.ibm.com>
969 * real.c (decimal_quad_format): Correct values for emin, emax.
971 2005-12-15 DJ Delorie <dj@redhat.com>
973 * config/m32c/predicates.md (m32c_psi_scale): New.
974 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
975 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
977 2005-12-16 Jan Hubicka <jh@suse.cz>
979 PR rtl-optimization/25224
980 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
983 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
984 Steven Bosscher <stevenb@suse.de>
986 * loop-invariant.c (df): New global variable.
987 (find_defs, check_dependencies, find_invariant_insn, record_uses,
988 find_invariants_bb, find_invariants_body, find_invariants,
989 find_invariants_to_move, move_invariants, free_inv_motion_data,
990 move_single_loop_invariants, move_loop_invariants): Do not pass df in
993 2005-12-15 Jakub Jelinek <jakub@redhat.com>
995 * varasm.c (default_unique_section_1): Use special section
996 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
998 2005-12-16 Ben Elliston <bje@au.ibm.com>
1000 * doc/invoke.texi (Warning Options): Document -Walways-true being
1003 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1006 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1007 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1008 __floatunditf): Use #error if type sizes don't match requirements
1010 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1011 as wider floating-point type. Use #error if type sizes don't
1012 match requirements of implementation. Avoid overflow in computing
1013 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1014 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1015 (__floatundisf, __floatundidf): Likewise.
1016 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1017 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1018 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1019 TFmode-TImode conversions.
1020 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1022 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1024 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1025 Use builtin_define_with_int_value() instead of
1026 adding a new check for every new major FreeBSD version.
1028 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1030 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1032 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1034 * config/arm/predicates.md (call_memory_operand): New.
1035 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1037 2005-12-15 Andrew Haley <aph@redhat.com>
1039 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1040 against prev_cache_entry == NULL when moving a cache entry to the
1043 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1045 * config/mt/mt.c (mt_override_options): Require lower case
1046 architectures. Revert accidental default to ms2.
1047 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1048 ENDFILE_SPEC): Require lower case architectures. Revert default
1051 * doc/invoke.texi (MT Options): Rename and update.
1052 * doc/md.texi (MorphoTech family): Rename and update.
1054 2005-12-15 Olivier Hainque <hainque@adacore.com>
1056 * stor-layout.c (layout_type): Don't complain about a too small
1057 an array element type size compared to its alignment when the
1060 2005-12-15 Jan Hubicka <jh@suse.cz>
1063 * i386.c (classify_argument): Properly adjust offset of bitfield for
1066 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1068 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1069 between the hot and cold sections. Use current_function_section
1070 to get the new section.
1071 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1072 determine whether we are assembling hot or cold code.
1073 (secname_for_decl, dwarf2out_var_location): Likewise.
1074 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1075 * varasm.c (last_text_section): Delete.
1076 (in_cold_section_p): New variable.
1077 (hot_function_section): New function.
1078 (current_function_section): Pass in_cold_section_p as the
1079 reloc argument to select_section. Use it to decide between
1080 unlikely_function_section and hot_function_section.
1081 (assemble_start_function): Use switch_to_section. Set
1082 in_cold_section_p instead of last_text_section.
1083 (assemble_end_function): Use switch_to_section.
1084 (switch_to_section): Don't set last_text_section.
1085 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1086 argument to make the right choice between hot and cold sections.
1088 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1090 Second part of MS1->MT renaming
1091 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1092 (movqi, movhi): Call mt_set_memflags.
1093 (*movdf_internal): Call mt_split_words.
1094 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1096 (cmpsi): Store to mt_compare_op[01].
1097 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1098 bungt, bunle, bunlt): Call mt_emit_cbranch.
1099 (prologue): Call mt_expand_prologue.
1100 (epilogu): Call mt_expend_epilogue.
1101 (eh_return): Call mt_expand_eh_return.
1102 (eh_epilogue): Call me_emit_eh_epilogue.
1103 (conditional_trap): Store to mt_compare_op[01].
1104 * config/mt/crti.asm: Adjust comment.
1105 * config/mt/crtn.asm: Adjust comment.
1106 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1107 (mt_compare_op0, mt_compare_op1): Renamed.
1108 (current_frame_info, zero_frame_info): Adjust type.
1109 (mt_ucmpsi3_libcall): Renamed.
1110 (mt_flag_delayed_branch): Renamed.
1111 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1112 (mt_nops_required, mt_nop_reasons): Renamed.
1113 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1114 mt_debug_stack, mt_print_operand_simple_address,
1115 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1116 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1117 mt_function_arg_advance, mt_arg_partial_bytes,
1118 mt_pass_by_reference, mt_function_arg_boundary,
1119 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1120 mt_legitimate_address_p): Renamed, adjusted.
1122 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1123 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1124 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1125 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1126 mt_expand_eh_return, mt_emit_eh_prologue,
1127 mt_handl_interrupt_attribute): Renamed, adjusted.
1128 (mt_attribute_table): Renamed, adjusted.
1129 (mt_initial_elimination_offset, mt_generate_compare,
1130 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1131 mt_secondary_reload_class, mt_function_value, mt_split_words,
1132 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1133 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1134 (mt_labels): Renamed.
1135 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1136 mt_machine_reorg): Renamed, adjusted.
1137 (mt_attribute_table: Renamed.
1138 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1139 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1140 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1141 * config/mt/mt.opt (march): Set mt_cpu_string.
1142 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1143 (TARGET_CPU_CPP_BUILTINS): Adjust.
1144 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1145 TARGET_MS2): Adjust.
1146 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1147 (MT_MIN_INT): Renamed.
1148 (RETURN_ADDR_RTX): Adjust.
1149 (struct mt_frame_info): Renamed.
1150 (current_frame_info): Adjust type.
1151 (INITIAL_ELIMINATION_OFFSET): Adjust.
1152 (MT_NUM_ARG_REGS): Renamed.
1153 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1154 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1155 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1156 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1157 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1158 (mt_compare_op0, mt_compare_op1): Renamed.
1159 * config/mt/mt-protos.h: Rename prototypes.
1161 2005-12-15 Richard Guenther <rguenther@suse.de>
1163 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1164 (get_ref_base_and_extent): Declare.
1165 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1166 (get_ref_base_and_extent): New function.
1167 * tree-ssa-alias.c (find_used_portions): Use it.
1168 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1170 * tree-ssa-operands.c (get_expr_operands): Likewise.
1172 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1174 * combine.c: Remove force_to_mode's fourth parameter.
1175 (force_to_mode): Do not handle REG.
1176 (canon_reg_for_combine): New.
1177 (make_field_assignment): Use it where the removed argument was non-NULL.
1179 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1182 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1183 error_mark_node. Make alignment params unsigned.
1184 * config/rs6000/rs6000-protos.h
1185 (rs6000_special_round_type_align): Update prototype.
1186 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1188 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1190 PR rtl-optimization/25310
1191 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1192 of the eliminable register when substituting into a PLUS.
1194 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1197 * config/i386/i386.c (ix86_force_to_memory): Always use
1198 SImode push for HImode in -m32.
1199 (ix86_free_from_memory): Likewise.
1201 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1203 * gcc/config/arm/arm.md: Provide a big-endian version of the
1204 (zero_extend:SI (subreg:QI ...)) splitter.
1206 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1208 * struct-equiv.c (note_local_live): Handle hard regs with different
1211 2005-12-14 Jeff Law <law@redhat.com>
1213 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1214 to a structure containing state rather than a pointer to bool.
1215 (case ARRAY_REF): New code to handle folding some array references.
1216 (case ADDR_EXPR): Note when we are processing expressions found
1217 within an ADDRE_EXPR.
1218 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1219 for state variables rather than just a pointer to a boolean.
1220 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1221 handling of constant string references.
1223 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1225 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1226 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1227 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1228 Move other tst* patterns to retain partial order.
1230 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1232 * config/s390/s390.md ("d0", "1"): New mode attributes.
1233 ("<shift>di3", "<shift>si3"): Merge.
1234 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1235 ("ashrdi3", "ashrsi3"): Merge.
1236 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1237 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1238 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1239 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1240 ("*ashrdi3", "*ashrsi3"): Merge.
1241 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1243 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1245 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1246 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1247 ("*extendqidi2", "*extendqisi2") Merge.
1248 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1249 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1250 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1251 Move some patterns to retain partial ordering.
1253 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1255 * config/s390/s390.md ("atype", "length"): Rewrite.
1256 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1258 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1260 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1262 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1264 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1265 PARALLELs with a mode.
1267 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1269 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1270 cond_expr parameter.
1272 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1274 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1276 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1280 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1283 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1285 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1289 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1290 DECL_P, call get_section rather than get_named_section. Supply
1291 section flags to it.
1293 2005-12-14 Ben Elliston <bje@au.ibm.com>
1295 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1296 for addresses converted to booleans; not just function addresses.
1297 * c-typeck.c (build_binary_op): Warn for address comparisons which
1298 can never be NULL (eg. func == NULL or &var == NULL).
1299 * common.opt (Walways-true): New option.
1300 * c-opts.c (c_common_handle_option): Set it with -Wall.
1301 * doc/invoke.texi: Document it.
1303 2005-12-13 Paul Brook <paul@codesourcery.com>
1305 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1306 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1308 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1310 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1311 (EXTRA_MULTILIB_PARTS): Define.
1313 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1315 PR rtl-optimization/20070 / part1
1316 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1317 count_or_remove_death_notes with kill == -1.
1318 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1319 registers if PROP_POST_REGSTACK is set.
1320 (mark_used_reg): Likewise.
1321 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1322 REG_UNUSED notes for stack regs.
1323 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1324 to match rtx_equiv_p machinery. Change caller.
1325 (outgoing_edges_match): Likewise.
1326 (try_crossjump_to_edge): Use struct_equiv_block_eq
1327 instead of flow_find_cross_jump.
1328 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1329 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1330 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1331 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1332 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1333 (insns_match_p): Update prototype.
1334 (flow_find_cross_jump): Remove prototype.
1335 (struct_equiv_block_eq, struct_equiv_init): Declare.
1336 (rtx_equiv_p, condjump_equiv_p): Likewise.
1337 * struct-equiv.c: Include reload.h.
1338 (IMPOSSIBLE_MOVE_FACTOR): Define.
1339 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1340 (struct_equiv_improve_checkpoint): Likewise.
1341 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1342 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1343 (struct_equiv_merge, find_dying_input): Likewise.
1344 (resolve_input_conflict, note_local_live): Likewise.
1345 (death_notes_match_p): Change parameters and processing
1346 to match rtx_equiv_p machinery. Change caller.
1347 (insns_match_p): Likewise.
1348 (flow_find_cross_jump): Replace with:
1349 (struct_equiv_block_eq).
1351 Back out this change:
1352 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1353 * recog.c (verify_changes): Make it static.
1354 * recog.h: Remove the corresponding prototype.
1356 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1358 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1361 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1363 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1364 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1365 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1366 TARGET_MS1_64_001 appropriately.
1367 (ms1_machine_reorg): Use TARGET_MS2.
1369 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1373 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1374 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1375 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1376 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1377 Set mode to SI, adjust constraints.
1378 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1379 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1382 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1384 * c-cppbuiltin.c (builtin_define_float_constants): Add
1385 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1386 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1387 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1388 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1389 to "((double)%sL)" otherwise "%s".
1391 2005-12-13 Paul Brook <paul@codesourcery.com>
1393 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1396 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1398 * tree-flow.h: Allow compilation with a C++ compiler.
1399 (struct edge_prediction): Prefix all field names with "ep_".
1400 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1401 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1402 (remove_predictions_associated_with_edge): Likewise.
1404 2005-12-12 Jeff Law <law@redhat.com>
1406 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1408 * passes.c (init_optimization_passes): Run reassociation again
1409 after loop optimizations.
1411 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1413 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1415 (optimize_stmt): Ditto.
1416 (canonicalize_comparison): New function.
1417 * tree-ssa-operands.c (swap_tree_operands): Make external.
1418 (get_expr_operands): Stop auto-canonicalization.
1419 * tree-ssa-reassoc.c: Rewrite.
1420 (init_optimization_passes):
1421 * tree-flow.h (swap_tree_operands): Prototype.
1422 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1424 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1426 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1427 indicate function epilogue has been output.
1428 (pa_asm_output_mi_thunk): Likewise.
1429 (output_deferred_plabels): Put plabels in readonly data section when
1430 not generating PIC code.
1431 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1432 information. Add assert.
1433 (som_output_comdat_data_section_asm_op): New function.
1434 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1435 instead of output_section_asm_op for COMDAT sections.
1437 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1439 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1440 Fix whitespace in vincinity of to-be-installed changes.
1441 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1442 (insns_match_p): Likewise.
1444 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1446 * config.gcc (ms1): Replace with ...
1448 * config/ms1: Rename to ...
1449 * config/mt: ... here. Rename ms1 files to mt.
1450 * config/mt/mt.c: Adjust gt-mt.h #include.
1451 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1452 (crti.o, crtn.o): Adjust file names.
1454 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1456 * varray.h: Allow compilation with a C++ compiler.
1457 (union varray_data_tag): Prefix all field names with "vdt_".
1458 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1459 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1460 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1461 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1462 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1463 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1464 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1465 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1466 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1467 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1468 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1469 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1470 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1471 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1472 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1473 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1474 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1475 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1476 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1477 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1478 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1479 VARRAY_TOP_TREE_PTR): Likewise.
1480 * varray.c (varray_grow): Likewise.
1481 (varray_clear): Likewise.
1483 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1486 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1487 alignment to doubleword if the first field is a double array.
1488 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1490 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1492 * tree-ssa-structalias.c (process_constraint): Remove code to
1493 transform addressofs into scalar.
1494 (create_variable_info_for): In whole-program IPA, globals don't
1495 point to ANYTHING by default.
1497 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1499 * timevar.def (TV_IPA_PTA): New.
1500 * tree-pass.h (pass_ipa_pta): New
1501 * tree-ssa-structalias.c: Include cgraph.h
1503 (predbitmap_obstack): New.
1504 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1505 (struct constraint_stats): Add num_edges.
1506 (new_var_info): Don't call bitmap_clear.
1507 (struct constraint_edge): Update docs.
1508 (new_constraint_edge): Remove src param.
1509 (struct constraint_graph): Add zero_weight_succs,
1510 zero_weight_preds. Update docs.
1511 (constraint_expr_equal): Reformat.
1512 (constraint_edge_equal): Update for removal of src.
1513 (constraint_edge_less): Ditto.
1514 (constraint_edge_vec_find): Ditto.
1515 (erase_graph_self_edge): Update for removal of src and and zero
1517 (clear_edges_for_node): Ditto.
1518 (add_graph_edge): Ditto.
1519 (get_graph_weights): Ditto.
1520 (allocate_graph_weights): Ditto.
1521 (merge_graph_nodes): Ditto.
1522 (int_add_graph_edge): Ditto.
1523 (valid_graph_edge): Ditto.
1524 (valid_weighted_graph_edge): Ditto.
1525 (build_constraint_graph): Ditto.
1527 (collapse_nodes): Ditto.
1528 (process_unification_queue): Ditto.
1529 (topo_visit): Ditto.
1530 (solve_graph): Ditto.
1531 (do_structure_copy): Ditto.
1532 (perform_var_substitution): Ditto.
1533 Init and release obstack.
1534 (handle_ptr_arith): Try to resolve directly.
1535 (find_func_aliases): Don't call update_alias_info here
1536 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1537 (do_sd_constraint): Add code for propagating faster.
1539 (do_ds_constraint): Ditto.
1540 (count_num_arguments): New function.
1541 (create_function_info_for): Ditto.
1542 (create_variable_info_for): Handle FUNCTION_DECL.
1543 (intra_create_variable_infos): Use make_constraint_to_anything.
1544 (init_alias_vars): Init obstacks here.
1545 (need_to_solve): Handle zero weight graph changes.
1546 (compute_points_to_sets): Call update_alias_info here.
1547 (delete_points_to_sets): Free zero weight preds/succs here.
1548 (gate_ipa_pta): New.
1549 (ipa_pta_execute): New
1551 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1553 * tree-ssa-structalias.c (var_anyoffset): Removed.
1554 (anyoffset_tree): Ditto.
1555 (anyoffset_id): Ditto.
1556 (do_deref): Take vector of constraints, no return value.
1557 Update to work on vector.
1558 (get_constraint_for): Ditto.
1559 (get_constraint_for_component_ref): Ditto.
1560 (do_structure_copy): Ditto.
1561 (handle_ptr_arith): Ditto.
1562 (find_func_aliases): Ditto.
1563 (set_uids_in_ptset): Remove anyoffset handling.
1564 (init_base_vars): Ditto.
1566 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1569 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1570 DECL_EXTERNAL functions have no bodies. Tidy.
1572 2005-12-10 Andreas Schwab <schwab@suse.de>
1574 * except.c (switch_to_exception_section): Only define if
1575 TARGET_UNWIND_INFO is not defined.
1577 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1579 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1580 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1582 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1584 * output.h (init_section, fini_section): Delete.
1585 * varasm.c (init_section, fini_section): Delete.
1586 (init_varasm_once): Don't initialize them.
1587 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1588 there are no corresponding varasm.c variables.
1590 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1592 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1593 of EH_FRAME_SECTION_NAME into...
1594 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1595 if it is still null.
1596 * except.c (default_exception_section): Delete, moving most
1598 (switch_to_exception_section): ...this new function. Set
1599 exception_section if it is still null, then switch to it.
1600 (output_function_exception_table): Use switch_to_exception_section.
1601 * varasm.c (exception_section, eh_frame_section): Update comments.
1602 (get_section): Hoist use of SECTION_NAMED.
1603 (init_varasm_once): Don't set exception_section and eh_frame_section.
1604 * output.h (default_exception_section): Delete.
1605 (default_eh_frame_section): Delete.
1607 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1609 * config/bfin/bfin.c: Include "cgraph.h".
1610 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1611 Return the reg that holds the pointer to the GOT.
1612 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1613 doing stack checking.
1615 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1617 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1618 recompute_tree_invarant_for_addr_expr.
1619 Update uses everywhere.
1621 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1623 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1624 (MULTILIB_DIRNAMES): Define.
1626 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1629 * config/s390/s390.c (struct s390_address): New field literal_pool.
1630 (s390_decompose_address): Compute literal_pool field. Do not
1631 assume register %r13 is always (and solely) used as pool base.
1632 (s390_extra_constraint_str): Use literal_pool field.
1634 2005-12-09 Thiemo Seufer <ths@networkno.de>
1636 * config/mips/mips.c (override_options): Don't allow too small
1637 integers in FP registers.
1639 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1641 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1642 targetm.binds_local_p to check for local function calls.
1644 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1647 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1648 call_used_regs can't be used to save reg in another reg.
1650 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1651 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1653 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1655 * except.c (output_ttype): Likewise.
1656 * tree-object-size.c (collect_object_sizes_for): Likewise.
1657 (check_for_plus_in_loops_1): Likewise.
1658 (check_for_plus_in_loops): Likewise.
1659 (compute_object_sizes): Use gcc_unreachable instead of abort.
1661 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1663 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1664 (loop_end, loop_init, doloop_end): New insns.
1665 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1666 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1667 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1668 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1669 * config/ms1/ms1.c: #include basic-block.h
1670 (struct machine_function): Add has_loops field.
1671 (ms1_add_loop): New.
1672 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1673 (struct loop_info, struct loop_work): New.
1674 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1675 (ms1_reorg_loops): New loop optimization.
1676 (ms1_machine_reorg): Call it.
1677 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1679 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1681 PR tree-optimization/25248
1682 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1683 evolution_of_loop from the failed attempt. Remove handling
1686 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1688 * tree.h (DECL_EXTERNAL): Clarify documentation.
1690 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1691 Jakub Jelinek <jakub@redhat.com>
1694 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1695 argument. Don't drop outer ANDs.
1696 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1697 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1699 * config/s390/predicates.md (setmem_operand): Remove.
1700 (shift_count_operand): Rename to...
1701 (shift_count_or_setmem_operand): ... this. Adjust
1702 s390_decompose_shift_count caller.
1703 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1704 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1705 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1706 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1707 rotl<mode>3_and, setmem_long_and): New insns.
1708 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1709 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1710 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1711 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1712 of shift_count_operand.
1713 (setmem_long): Use shift_count_or_setmem_operand instead of
1716 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1717 Andreas Tobler <a.tobler@schweiz.ch>
1719 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1722 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1724 * expr.c (force_operand): Use convert_to_mode for conversions.
1726 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1728 * reload.h (reg_equiv_invariant): Declare.
1729 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1730 register also when reg_equiv_invariant[R] is set.
1732 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1733 Andreas Tobler <a.tobler@schweiz.ch>
1735 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1737 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1739 * tree-ssa-pre.c (bitmap_set_and): New function.
1740 (bitmap_set_and_compl): New function.
1741 (bitmap_set_empty_p): New function.
1742 (insert_extra_phis): New function.
1743 (compute_avail): Use insert_extra_phis.
1745 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1747 * config/s390/s390.c (s390_expand_atomic): New function.
1748 Adjust comment of helper functions.
1749 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1750 * config/s390/s390.md ("ATOMIC"): New code macro.
1751 ("atomic"): Corresponding new code attribute.
1752 ("sync_lock_test_and_set[hq]i",
1753 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1755 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1757 * config/s390/s390.c (s390_expand_mask_and_shift,
1758 struct alignment_context, init_alignment_context,
1759 s390_expand_cs_hqi): New.
1760 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1761 * config/s390/s390.md ("sync_compare_and_swaphi",
1762 "sync_compare_and_swapqi"): New pattern.
1764 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1766 Fix PR tree-optimization/25291
1767 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1768 redundant and crashing check.
1770 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1773 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1774 tests further when !strict && reload_in_progress.
1775 (print_operand): Check that both operands of indexed address are regs.
1776 (print_operand_address): Likewise.
1777 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1778 (INT_REG_OK_FOR_BASE_P): Correct.
1780 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1782 Preparation for PR rtl-optimization/20070 / part1
1783 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1784 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1785 outgoing_edges_match.
1786 (outgoing_edges_match): Use condjump_equiv_p.
1787 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1789 * struct-equiv.c: New file.
1790 (death_notes_match_p) New function, broken out of insns_match_p.
1791 * Makefile.in (OBJS-common): Add struct-equiv.o.
1792 (struct-equiv.o): New target.
1794 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1796 * coretypes.h: Revert previous change.
1797 * config/darwin.h: Revert previous reversion.
1798 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1800 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1802 * coretypes.h (section): Provide dummy definition for target files.
1803 * config/darwin.h: Revert previous change.
1805 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1807 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1808 * configure.ac: Remove all.build and install-normal from target_list
1809 * configure: Regenerate.
1810 * Makefile.in (install): Don't depend on install-normal.
1812 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1814 * Makefile.in: Document the use of stamps.
1816 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1818 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1819 * Makefile.in: Add code to compute some dependencies on s-gtype
1820 automatically. Remove the declaration of those dependencies.
1822 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1824 * gcc/reload.c (push_secondary_reload): Fix typo:
1825 s/insn_constraint/scratch_constraint/.
1827 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1829 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1831 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1833 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1834 (alpha_elf_select_rtx_section): Return the selected section rather
1835 than emitting assembly code.
1836 (alpha_write_linkage): Emit a ".link" directive directly and then
1837 set in_section to NULL.
1838 (vms_asm_out_constructor): Use switch_to_section.
1839 (vms_asm_out_destructor): Likewise.
1840 (unicosmk_output_common): Set in_section to NULL instead of calling
1841 the dummy common_section function.
1842 (unicosmk_text_section): Delete in favor of...
1843 (unicosmk_output_text_section_asm_op): ...this new function.
1844 (unicosmk_data_section): Delete in favor of...
1845 (unicosmk_output_data_section_asm_op): ...this new function.
1846 (unicosmk_init_sections): New function.
1847 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1848 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1849 the dummy ssib_section function.
1850 (unicosmk_section_buf): Delete.
1851 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1852 (unicosmk_data_section): Delete.
1853 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1854 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1855 (SECTION_FUNCTION_TEMPLATE): Delete.
1856 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1857 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1858 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1859 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1860 (TARGET_ASM_INIT_SECTIONS): Define.
1861 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1862 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1863 (link_section, literals_section): Delete.
1864 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1865 set in_section to NULL.
1867 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1868 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1869 (COMMON_SECTION): Delete.
1870 (TARGET_ASM_INIT_SECTIONS): Define.
1871 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1872 the dummy common_section function.
1873 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1874 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1875 between readonly_data_section and text_section to check whether
1876 read-only data is being put in the text section.
1877 (arm_output_function_epilogue): Use switch_to_section.
1878 (arm_elf_asm_constructor): Likewise.
1879 (thumb_call_via_reg): Replace call to in_text_section with
1880 a comparison between in_section and text_section.
1881 (arm_file_end): Use switch_to_section.
1882 (aof_text_section): Delete in favor of...
1883 (aof_output_text_section_asm_op): ...this new function.
1884 (aof_data_section): Delete in favor of...
1885 (aof_output_data_section_asm_op): ...this new function.
1886 (aof_asm_init_sections): New function.
1887 (zero_init_section): Moved from config/arm/aof.h.
1888 (aof_dump_imports, aof_file_start): Use switch_to_section.
1889 * config/arm/arm.h (thumb_call_via_label): Update comment.
1890 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1891 (common_section): Delete.
1892 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1893 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1894 global switch_to_section function instead of the old port-local one.
1895 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1896 (SWITCH_TO_SECTION_FUNCTION): Delete.
1897 (drectve_section): Redefine as a macro.
1898 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1899 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1902 * config/avr/avr.c (progmem_section): New variable.
1903 (avr_output_progmem_section_asm_op): New function.
1904 (avr_asm_init_sections): New function.
1905 (avr_output_addr_vec_elt): Use switch_to_section.
1906 * config/avr/avr.h (progmem_section): Declare.
1907 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1908 (READONLY_DATA_SECTION): Delete.
1909 (TARGET_ASM_INIT_SECTIONS): Define.
1910 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1911 * config/avr/avr-protos.h (progmem_section): Delete.
1913 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1915 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1916 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1918 * config/darwin-sections.def: New file.
1919 * config/darwin.c: Define all sections in darwin-sections.def.
1920 (output_objc_section_asm_op, darwin_init_sections): New functions.
1921 (machopic_output_indirection): Use switch_to_section.
1922 (machopic_select_section): Return the selected section rather than
1923 emitting assembly code. Replace the static function table with
1924 inline conditional expressions. Update the tests of last_text_section
1925 and move them into the FUNCTION_DECL block.
1926 (machopic_select_rtx_section): Return the selected section rather than
1927 emitting assembly code.
1928 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1929 (darwin_file_end): Use switch_to_section.
1930 * config/darwin.h: Use darwin-sections.def to declare sections.
1931 (INIT_SECTION_ASM_OP): Remove empty definition.
1932 (HAS_INIT_SECTION): Define this instead.
1933 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1934 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1935 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1936 (TARGET_ASM_INIT_SECTIONS): Define.
1937 * config/darwin-protos.h (darwin_init_sections): Declare.
1938 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1939 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1940 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1941 (constructor_section, destructor_section, mod_init_section): Delete.
1942 (mod_term_section): Delete.
1943 (darwin_exception_section, darwin_eh_frame_section): Delete.
1944 (machopic_select_section): Return a section.
1945 (machopic_select_rtx_section): Likewise.
1946 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1947 (const_section, const_coal_section, const_data_section): Delete.
1948 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1949 (literal4_section, literal8_section, constructor_section): Delete.
1950 (mod_init_section, mod_term_section, destructor_section): Delete.
1951 (objc_class_section, objc_meta_class_section, objc_category_section)
1952 (objc_class_vars_section, objc_instance_vars_section): Delete.
1953 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1954 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1955 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1956 (objc_symbols_section, objc_module_info_section): Delete.
1957 (objc_image_info_section, objc_protocol_section): Delete.
1958 (objc_string_object_section, objc_constant_string_object_section)
1959 (objc_class_names_section, objc_meth_var_names_section): Delete.
1960 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1961 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1962 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1963 (darwin_exception_section, darwin_eh_frame_section): Delete.
1964 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1966 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1967 (frv_asm_out_destructor): Likewise.
1968 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1969 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1970 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1972 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1973 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1974 (data_section): Delete.
1976 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1977 (DRECTVE_SECTION_FUNCTION): Delete.
1978 (drectve_section): Redefine as a macro that sets in_section after
1979 emitting the directive.
1980 (SWITCH_TO_SECTION_FUNCTION): Delete.
1981 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1982 in_text_section with comparison between in_section and text_section.
1983 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1984 rather than emitting assembly code. Use get_named_section.
1985 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1987 (machopic_output_stub): Use switch_to_section.
1988 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1989 (nwld_named_section_asm_out_destructor): Use get_section and
1992 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1993 rather than emitting assembly code.
1994 (ia64_rwreloc_select_section): Likewise.
1995 (ia64_rwreloc_select_rtx_section): Likewise.
1996 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1997 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1999 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2000 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2002 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2003 section rather than emitting assembly code.
2004 (iq2000_select_section): Likewise.
2005 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2006 (sbss_section): Delete.
2008 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2009 and get_named_section.
2010 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2012 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2013 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2014 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2015 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2017 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2018 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2019 global switch_to_section function instead of the old port-local one.
2020 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2021 (SWITCH_SECTION_FUNCTION): Delete.
2022 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2023 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2024 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2025 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2027 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2028 global switch_to_section function instead of the old port-local one.
2029 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2031 * config/mips/mips.c (mips_file_start): Update comment.
2032 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2033 (mips_output_aligned_decl_common): Use switch_to_section.
2034 (mips_select_rtx_section): Return the section rather than emitting
2035 assembly code. Use get_named_section.
2036 (mips_function_rodata_section: Likewise get_section.
2037 (build_mips16_function_stub): Use switch_to_section.
2038 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2039 (SDATA_SECTION_ASM_OP): Delete.
2040 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2041 (EXTRA_SECTION_FUNCTIONS): Delete.
2043 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2044 (mmix_asm_output_aligned_local): Use switch_to_section.
2046 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2047 (som_one_only_readonly_data_section): New variables.
2048 (pa_output_function_epilogue): Set in_section to NULL instead of
2049 calling forget_section.
2050 (output_deferred_plabels): Use select_section.
2051 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2052 of calling forget_section.
2053 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2054 (pa_asm_output_aligned_local): Use select_section.
2055 (som_text_section_asm_op): Delete in favor of...
2056 (som_output_text_section_asm_op): ...this new function.
2057 (pa_som_asm_init_sections): New function.
2058 (pa_select_section): Return the section rather than emitting
2060 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2061 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2062 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2063 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2064 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2065 (som_readonly_data_section, som_one_only_readonly_data_section)
2066 (som_one_only_data_section, forget_section): Delete.
2067 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2068 (TARGET_ASM_INIT_SECTIONS): Define.
2069 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2071 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2072 (private_data_section, read_only_private_data_section): New variables.
2073 (sdata2_section, toc_section): New variables.
2074 (rs6000_file_start): Use switch_to_section.
2075 (rs6000_assemble_integer): Use comparisons against in_section
2076 instead of calling in_toc_section and in_text_section. Use
2077 unlikely_text_section_p.
2078 (rs6000_elf_output_toc_section_asm_op): New function, derived
2079 from the old rs6000/sysv4.h toc_section function.
2080 (rs6000_elf_asm_init_sections): New function.
2081 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2082 the section rather than emitting assembly code.
2083 (machopic_output_stub): Use switch_to_section.
2084 (toc_section): Delete dummy function.
2085 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2086 switch_to_section and get_section.
2087 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2088 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2089 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2090 the old rs6000/xcoff.h toc_section function.
2091 (rs6000_xcoff_asm_init_sections): New function.
2092 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2093 the section rather than emitting assembly code.
2094 (rs6000_xcoff_file_start): Use switch_to_section.
2095 (rs6000_xcoff_file_end): Likewise.
2096 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2097 (sdata2_section, sbss_section, private_data_section): Delete.
2098 (read_only_data_section, read_only_private_data_section): Delete.
2099 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2100 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2101 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2102 (FINI_SECTION_FUNCTION): Delete.
2103 (TARGET_ASM_INIT_SECTIONS): Define.
2104 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2105 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2106 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2107 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2108 (READONLY_DATA_SECTION): Delete.
2109 (TARGET_ASM_INIT_SECTIONS): Define.
2110 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2111 to NULL rather than no_section.
2112 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2114 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2116 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2117 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2118 from call to current_function_section.
2120 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2121 (bss100_section): New variable.
2122 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2123 (xstormy16_asm_init_sections): New function.
2124 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2125 switch_to_section and get_section.
2126 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2127 from calls to current_function_section.
2128 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2129 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2130 (TARGET_ASM_INIT_SECTIONS): Define.
2131 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2133 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2134 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2135 (FINI_SECTION_FUNCTION): Delete.
2137 * config/v850/v850.c: Include gt-v850.h.
2138 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2139 (zbss_section): New variables.
2140 (v850_output_aligned_bss): Use switch_to_section.
2141 (v850_asm_init_sections): New function.
2142 (v850_select_section): Return the section rather than emitting
2144 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2145 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2146 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2147 (TARGET_ASM_INIT_SECTIONS): Define.
2148 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2149 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2150 (zbss_section): Delete.
2152 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2154 * config/vx-common.h (vxworks_exception_section): Delete.
2155 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2157 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2158 section rather than emitting assembly code.
2159 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2162 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2163 * coretypes.h (section): New union and typedef.
2164 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2165 from call to current_function_section.
2166 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2167 (dbxout_symbol_location): Use switch_to_section.
2168 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2169 most of the code into...
2170 (default_eh_frame_section): ...here. Return a section.
2171 (collect2_eh_frame_section): Delete, moving most of the code into..
2172 (switch_to_eh_frame_section): ...this new function.
2173 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2174 (debug_macinfo_section, debug_line_section, debug_loc_section)
2175 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2177 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2178 eh_frame_section. Use switch_to_section and get_section.
2179 (dwarf2out_begin_prologue): Use switch_to_section.
2180 (AT_string_form): Check the flags in debug_str_section instead of
2181 DEBUG_STR_SECTION_FLAGS.
2182 (output_comp_unit): Use switch_to_section, get_section, and
2184 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2185 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2186 from call to current_function_section.
2187 (dwarf2out_var_location): Use unlikely_text_section_p.
2188 (dwarf2out_source_line): Use switch_to_section. Remove argument
2189 from call to current_function_section.
2190 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2191 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2192 debug_macinfo_section.
2193 (dwarf2out_init): Initialize the new section variables. Use them
2194 instead of calls to named_section_flags. Use switch_to_section.
2195 (output_indirect_string): Use switch_to_section and debug_str_section.
2196 (dwarf2out_finish): Use switch_to_section and the new section
2198 * except.c (default_exception_section): Return the section instead
2199 of emitting assembly code.
2200 (output_function_exception_table): Use the global exception_section
2201 variable instead of the target hook. Use switch_to_section. Remove
2202 argument from call to current_function_section.
2203 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2204 (shorten_branches): Use pointer comparisons to detect whether the
2205 text section is the same as readonly_data_section.
2206 (profile_function): Use switch_to_section. Remove argument from
2207 call to current_function_section.
2208 (final_scan_insn): Likewise. Update use of last_text_section.
2209 * gengtype.c (open_base_files): Add an include of output.h.
2210 * output.h (text_section, data_section, readonly_data_section)
2211 (ctors_section, dtors_section, bss_section, init_section)
2212 (fini_section, sdata_section): Turn into section pointers.
2213 (in_text_section, in_unlikely_text_section, exports_section)
2214 (drectve_section, named_section, mergeable_string_section)
2215 (last_text_section_name): Delete.
2216 (default_exception_section, default_eh_frame_section): Return sections.
2217 (SECTION_DECLARED, SECTION_NAMED): New macros.
2218 (SECTION_MACH_DEP): Bump value.
2219 (section_common, named_section, unnamed_section): New structures.
2220 (unnamed_section_callback): New typedef.
2221 (section): New union.
2222 (sbss_section, exception_section, eh_frame_section): New variables.
2223 (in_section, last_text_section): Turn into section pointers.
2224 (get_unnamed_section, get_section, get_named_section): New functions.
2225 (mergeable_constant_section, function_section): Return a section.
2226 (unlikely_text_section): Likewise.
2227 (current_function_section): Likewise. Remove the decl argument.
2228 (unlikely_text_section_p, switch_to_section): New functions.
2229 (output_section_asm_op): New function.
2230 (set_named_section_flags, named_section_flags, named_section_real)
2231 (named_section_first_declaration): Delete.
2232 (default_select_section, default_elf_select_section): Return a section.
2233 (default_elf_select_section_1, default_function_rodata_section)
2234 (default_no_function_rodata_section, default_select_rtx_section)
2235 (default_elf_select_rtx_section): Likewise.
2236 * rtl.h (in_data_section): Delete.
2237 * sdbout.c (sdbout_one_type): Use switch_to_section.
2238 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2239 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2240 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2241 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2242 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2243 (TARGET_ASM_OUT): Update after above changes.
2244 * target.h (init_sections): New hook.
2245 (exception_section, eh_frame_section): Delete.
2246 (select_section, select_rtx_section, function_rodata_section): Return
2247 a section rather than emitting assembly code.
2248 * varasm.c (text_section, data_section, readonly_data_section)
2249 (ctors_section, dtors_section, bss_section, init_section)
2250 (fini_section): Turn into section pointers.
2251 (sdata_section, sbss_section, exception_section): New variables.
2252 (eh_frame_section): New variable.
2253 (in_section): Make global and turn into a section pointer.
2254 (last_text_section): Turn into a section pointer.
2255 (unnamed_sections): New variable.
2256 (in_named_name, last_text_section_name): Delete.
2257 (EXTRA_SECTION_FUNCTIONS): Delete.
2258 (in_named_entry): Delete.
2259 (section_htab): New variable, replacing...
2260 (in_named_htab): ...this deleted variable.
2261 (section_entry_eq, section_entry_hash): New functions, based on...
2262 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2263 (get_unnamed_section, get_section): New functions.
2264 (unlikely_text_section): Return a section instead of emitting
2266 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2267 (get_named_section_flags, named_section_first_declaration): Delete.
2268 (unlikely_text_section_p): New function.
2269 (named_section_real, named_section): Delete.
2270 (get_named_section): New function.
2271 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2272 (function_section): Return a section rather than emitting
2274 (current_function_section): Likewise. Remove argument. Use
2275 last_text_section if nonnull, otherwise use function_section.
2276 (default_function_rodata_section): Return a section rather than
2277 emitting assembly code. Use get_section.
2278 (default_no_function_rodata_section): Return a section rather than
2279 emitting assembly code.
2280 (variable_section): Use switch_to_section and get_named_section.
2281 (mergeable_string_section): Return a section rather than emitting
2282 assembly code. Use get_section. Make static. Don't take special
2283 countermeasures for empty strings.
2284 (mergeable_constant_section): Return a section rather than emitting
2285 assembly code. Use get_section.
2286 (default_named_section_asm_out_destructor): Use switch_to_section
2288 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2289 (default_named_section_asm_out_constructor): Use switch_to_section
2291 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2292 (assemble_start_function): Likewise. Set last_text_section to
2293 NULL rather than no_section. Change the type of save_section.
2294 (assemble_zeros, assemble_variable): Use the section flags to detect
2295 whether or not a section is text.
2296 (assemble_static_space): Use switch_to_section.
2297 (assemble_trampoline_template): Likewise.
2298 (output_constant_def_contents): Use switch_to_section and
2300 (output_constant_pool_1): Use switch_to_section. Use the section
2301 flags to see whether sections contain mergeable data.
2302 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2303 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2304 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2305 whether a section has already been declared.
2306 (default_select_section, default_elf_select_section): Return a
2307 section rather than emitting assembly code.
2308 (default_elf_select_section_1): Likewise. Use bss_section for
2309 SECCAT_BSS if nonnull. Use get_named_section.
2310 (default_select_rtx_section): Return a section rather than
2311 emitting assembly code.
2312 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2313 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2314 (output_section_asm_op, switch_to_section): New functions.
2315 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2318 * doc/tm.texi: Expand the introduction to the sections documentation.
2319 (TRAMPOLINE_SECTION): Document new interface.
2320 (SDATA_SECTION_ASM_OP): Document new macro.
2321 (READONLY_DATA_SECTION): Delete.
2322 (SDATA_SECTION_ASM_OP): Document new macro.
2323 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2324 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2325 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2326 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2327 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2329 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2331 * gcc.c (init_gcc_specs): Match braces inside conditionally
2334 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2336 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2338 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2341 * tree.c (integer_all_onesp): Always return true if all bits on.
2343 * testsuite/g++.dg/init/array0.C: New.
2345 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2347 * doc/md.texi: Adapt to implementation.
2349 2005-12-06 Andreas Schwab <schwab@suse.de>
2351 * opts.c (decode_options): Fix typo in message.
2353 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2356 * longlong.h: Merge PPC tests from upstream.
2358 2005-12-06 Richard Guenther <rguenther@suse.de>
2360 * fold-const.c (fold_convert): Do not build and fold
2361 CONVERT_EXPR, but always use NOP_EXPR.
2363 2005-12-06 Jan Beulich <jbeulich@novell.com>
2365 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2366 __builtin_ia32_paddq and __builtin_ia32_psubq.
2367 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2368 __builtin_ia32_pshufw.
2369 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2371 2005-12-05 James E Wilson <wilson@specifix.com>
2374 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2377 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2379 * print-tree.c (print_node): Ditto.
2380 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2381 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2382 before accessing DECL_ARTIFICIAL.
2383 Handle new tag tree codes.
2384 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2386 (unmodifiable_var_p): Ditto.
2387 * tree-flow.h (mem_tag_kind): Remove.
2388 (struct var_ann_d): Remove mem_tag_kind member.
2389 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2390 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2391 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2392 (group_aliases): Ditto.
2393 (setup_pointers_and_addressables): Ditto.
2394 (is_escape_site): Ditto.
2395 (may_alias_p): Ditto.
2396 (create_tag_raw): New function.
2397 (create_memory_tag): Use it.
2398 (dump_alias_info): Update for tags.
2399 (may_be_aliased): Ditto.
2400 (add_type_alias): Ditto.
2401 (new_type_alias): Ditto.
2402 (create_sft): Ditto.
2403 (create_structure_vars): Ditto.
2404 * tree-ssa-ccp.c (get_default_value): Ditto.
2405 * tree-ssa-operands.c (get_expr_operands): Ditto.
2406 (add_stmt_operand): Ditto.
2407 (add_call_clobber_ops): Remove duplicated condition.
2408 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2410 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2411 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2412 * tree.c (init_ttree): Update structures for new tree codes.
2413 (tree_code_size): Update sizes for new tree codes.
2414 (make_node_stat): Don't try to set common things on minimal
2416 (tree_node_structure): Update for tags.
2417 (is_global_var): Ditto.
2418 * tree.def: Add new tree codes.
2419 * tree.h (MTAG_P): New macro.
2420 (TREE_MEMORY_TAG_CHECK): Ditto.
2421 (SSA_VAR_P): Update for tags.
2422 (struct tree_memory_tag): New structure.
2423 (MTAG_GLOBAL): New macro.
2424 (union tree_node): Add memory tag member.
2425 * treestruct.def (TS_MEMORY_TAG): New.
2427 2005-12-05 Dale Johannesen <dalej@apple.com>
2429 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2430 what was approved (PR 24323).
2432 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2434 * doc/c-tree.texi (Function Bodies): Remove description of
2437 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2439 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2440 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2441 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2442 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2443 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2444 __divxc3): Document.
2446 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2448 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2450 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2451 hook_bool_void_false.
2452 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2453 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2455 * config/darwin.c (machopic_select_section): It's not defined
2456 as weak if it's only marked as weak_import.
2458 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2461 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2462 A hidden weak object does bind locally. Strong linkonce data
2463 counts like any other strong symbol for binding.
2464 (weak_finish_1): Don't specially handle weakrefs, they no longer
2466 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2467 * c-common.c (handle_alias_attribute): Allow static aliases
2469 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2470 * gthr-dce.h: Make weakrefs static.
2471 * gthr-tpf.h: Likewise.
2472 * gthr-solaris.h: Likewise.
2473 * gthr-posix.h: Likewise.
2474 * gthr-posix95.h: Likewise.
2475 * config/darwin.c (darwin_encode_section_info): static weakref
2476 variables are not necessarily defined in this translation unit.
2477 * doc/extend.texi (Function Attributes): Mention that an alias
2478 attribute creates a definition for the thing it's attached to.
2479 Change the documentation for weakref to say that the thing
2480 it's attached to must be static.
2482 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2483 we don't go into an infinite loop.
2485 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2487 * config/rs6000/predicates.md (logical_const_operand): Split
2488 out of logical_operand.
2489 (logical_operand): Use it.
2490 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2491 logical_const_operand.
2493 2005-12-05 Jan Beulich <jbeulich@novell.com>
2495 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2496 and IX86_BUILTIN_CMPNESS.
2497 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2498 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2499 * config/i386/i386.md (movti_internal): Correct type attribute.
2500 Simplify mode attribute.
2501 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2502 Correct type attribute.
2503 (absxf2): Correct operator.
2504 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2505 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2506 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2508 (sse2_vmsqrtv2df2): Correct mode attribute.
2510 2005-12-05 Jan Beulich <jbeulich@novell.com>
2512 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2513 16 bits. Provide insn pattern for this case.
2515 2005-12-05 Jan Beulich <jbeulich@novell.com>
2517 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2519 (__popcountDI2): Likewise.
2521 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2524 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2525 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2526 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2529 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2531 * c-typeck.c (null_pointer_constant_p): New function.
2532 (build_conditional_expr, build_c_cast, convert_for_assignment,
2533 build_binary_op): Use it.
2535 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2537 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2538 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2540 (check_function_arguments_recurse): Allow both NOP_EXPR and
2541 CONVERT_EXPR but check conversions preserve precision.
2542 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2543 but check conversions preserve precision.
2544 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2547 2005-12-04 Roger Sayle <roger@eyesopen.com>
2550 * common.opt (Wstring-literal-comparison): New command line option.
2551 * c-opts.c (c_common_handle_option): Set it with -Wall.
2552 * c-typeck.c (parser_build_binary_op): Issue warning if either
2553 operand of a comparison operator is a string literal, except for
2554 testing equality or inequality against NULL.
2556 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2558 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2560 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2561 of building a NOP_EXPR.
2562 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2564 * c-convert.c (convert): Use fold_convert instead of building
2565 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2566 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2568 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2569 NOP_EXPR the same as CONVERT_EXPR.
2570 * c-typeck.c (build_function_call): Use fold_convert instead of
2571 building a NOP_EXPR directly.
2572 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2574 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2576 PR rtl-optimization/25197
2577 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2580 2005-12-02 Stuart Hastings <stuart@apple.com>
2582 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2585 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2587 * c-typeck.c (default_function_array_conversion,
2588 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2589 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2590 orig_op2. Don't check them for NOP_EXPR.
2591 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2592 around integer zero.
2594 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2596 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2597 toc_save_offset, toc_size, lr_size.
2598 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2599 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2600 Adjust for removal of unused rs6000_stack_t fields.
2601 (debug_stack_info): Adjust.
2602 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2603 first, and don't bother checking for set/inc of lr on sibcalls.
2604 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2606 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2609 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2610 5 if operand 1 is not aligned. Undo previous constraint change.
2611 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2613 2005-12-02 Richard Guenther <rguenther@suse.de>
2615 * tree.h (build): Remove prototype.
2616 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2617 * tree.c (build): Remove.
2618 (build0_stat): Update comment.
2620 2005-12-02 Richard Guenther <rguenther@suse.de>
2622 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2623 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2625 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2626 maybe_fold_offset_to_component_ref): Likewise.
2627 * tree-ssa-dom.c (thread_across_edge,
2628 simplify_rhs_and_lookup_avail_expr,
2629 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2631 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2632 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2633 lower_try_finally_switch): Likewise.
2634 * tree-if-conv.c (add_to_dst_predicate_list,
2635 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2636 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2637 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2638 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2639 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2640 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2641 gimplify_init_ctor_eval, gimplify_init_constructor,
2642 gimplify_variable_sized_compare, gimplify_boolean_expr,
2643 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2644 gimplify_expr, gimplify_body, gimplify_function_tree,
2645 force_gimple_operand): Likewise.
2646 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2647 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2648 mx_register_decls): Likewise.
2649 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2650 get_frame_field, finalize_nesting_tree_1): Likewise.
2651 * tree-inline.c (setup_one_parameter): Likewise.
2652 * tree-vect-transform.c (vectorizable_condition): Likewise.
2653 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2655 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2656 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2657 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2658 * tree-chrec.h (build_polynomial_chrec): Likewise.
2660 2005-12-02 Richard Guenther <rguenther@suse.de>
2662 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2663 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2664 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2665 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2666 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2667 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2668 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2670 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2671 sh_adjust_unroll_max): Likewise.
2672 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2673 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2674 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2676 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2678 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2681 2005-12-02 Richard Guenther <rguenther@suse.de>
2683 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2684 simplify_cond_using_ranges): Use buildN instead of build.
2685 * tree-tailcall.c (adjust_accumulator_values,
2686 adjust_return_value): Likewise.
2687 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2688 generate_element_copy, generate_element_zero,
2689 generate_one_element_init): Likewise.
2690 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2691 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2692 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2693 perfect_nestify): Likewise.
2695 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2697 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2699 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2701 * ggc.h (GGC_RESIZEVEC): New.
2703 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2705 * gcc.c (execute): Improve readability.
2707 2005-12-02 Richard Guenther <rguenther@suse.de>
2709 * tree-cfg.c (mark_used_vars): New function.
2710 (dump_function_to_file): Dump only used VAR_DECLs.
2712 2005-12-02 Richard Guenther <rguenther@suse.de>
2714 * convert.c (convert_to_integer): Fix compare for nonpositive
2715 constant to use tree_int_cst_sgn <= 0.
2717 2005-12-02 Richard Guenther <rguenther@suse.de>
2719 * convert.c (convert_to_integer): Use fold_convert instead
2720 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2721 instead of comparing against 0. Use build_int_cst instead
2722 of converting integer_zero_node.
2724 2005-12-02 Richard Guenther <rguenther@suse.de>
2726 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2729 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2732 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2735 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2738 * function.c (expand_function_end): Emit blockage for unwinder
2741 2005-12-01 Roger Sayle <roger@eyesopen.com>
2743 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2744 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2745 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2746 integer constant comparisons.
2748 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2749 Janis Johnson <janis187@us.ibm.com>
2750 David Edelsohn <dje@watson.ibm.com>
2751 Ben Elliston <bje@au.ibm.com>
2753 * dfp.h, dfp.c: New files.
2754 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2755 (DECNUM_H): Likewise.
2756 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2757 (INCLUDES): Append $(DECNUMINC).
2758 (OBJS-common): Add dfp.o.
2760 * real.h (EXP_BITS): Pinch one bit to ..
2761 (struct real_value): Add decimal field.
2762 (real_format): Change table size, update documentation.
2763 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2764 (real_from_string3): Declare.
2765 (decimal_single_format): Declare.
2766 (decimal_double_format): Declare.
2767 (decimal_quad_format): Declare.
2768 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2769 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2770 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2771 * real.c: Include dfp.h.
2772 (normalize): Early return for decimal floats.
2773 (do_add): Zero decimal field.
2774 (do_compare): Call do_decimal_compare for decimal floats.
2775 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2776 (real_arithmetic): Call decimal_real_arithmetic for decimal
2777 floating point operands.
2778 (real_identical): If a and b are of differing radix, return false.
2779 (real_to_integer): Call decimal_real_to_integer if the value is a
2781 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2782 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2783 (real_to_hexadecimal): Place "N/A" in the return string for
2785 (real_from_string3): New variant, given a mode.
2786 (real_maxval): Use decimal_real_maxval for decimal floats.
2787 (round_for_format): Use decimal_round_for_format for decimals.
2788 (real_convert): Use decimal_real_convert where appropriate.
2789 (significand_size): Handle base 10.
2790 (encode_decimal_single, decode_decimal_single,
2791 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2792 decode_decimal_quad): New functions.
2793 (decimal_single_format): New.
2794 (decimal_double_format): New.
2795 (decimal_quad_format): New.
2796 * machmode.def: Add SD, DD and TD decimal floating point modes.
2797 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2798 Include MODE_DECIMAL_FLOAT.
2799 (DECIMAL_FLOAT_MODE_P): New.
2800 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2801 * genmodes.c (struct mode_data): Add counter field.
2802 (struct mode_data): Update comment for format.
2803 (blank_mode): Initialise counter field.
2804 (new_mode): Increment counter field for each mode defined.
2805 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2807 (make_complex_modes): Handle modes containing `D'.
2808 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2809 (make_decimal_float_mode): New.
2810 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2811 (cmp_modes): Compare counter field if other characteristics
2813 (emit_real_format_for_mode): Support formats for decimal floats.
2814 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2815 Document MODE_DECIMAL_FLOAT.
2817 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2819 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2822 2005-12-01 Richard Henderson <rth@redhat.com>
2824 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2826 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2828 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2830 * config/pa/pa.c (pa_init_builtins): If we detect
2831 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2834 2005-12-01 Richard Guenther <rguenther@suse.de>
2836 * fold-const.c (fold_binary): Use fold_build2, not
2839 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2841 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2843 * vec.h (VEC_block_remove): New.
2845 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2848 * c-common.c (lvalue_error): Fix wording.
2850 2005-12-01 Richard Guenther <rguenther@suse.de>
2852 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2853 thinko in last patch.
2855 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2857 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2858 than -flat_namespace.
2860 2005-12-01 Ben Elliston <bje@au.ibm.com>
2862 * mklibgcc.in: Parameterise the script to build soft float
2863 functions by iterating over each type, rather than cloning the
2866 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2869 * builtins.c (fold_builtin_fputs): Defer check for missing
2870 replacement functions.
2872 2005-11-30 Kean Johnston <jkj@sco.com>
2874 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2875 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2877 2005-11-30 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/22501
2880 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2881 function split out from ...
2882 (forward_propagate_addr_expr): ... here. Use it to propagate
2883 ADDR_EXPRs to all uses.
2885 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2887 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2888 * builtins.c (expand_builtin_mathfn): Use them.
2889 (expand_builtin_mathfn_2): Likewise.
2890 (expand_builtin_mathfn_3): Likewise.
2891 (expand_builtin_int_roundingfn): Likewise.
2892 (expand_builtin): Likewise.
2893 (integer_valued_real_p): Likewise.
2894 (fold_builtin_int_roundingfn): Likewise.
2895 (fold_builtin_bitop): Likewise.
2896 (fold_builtin_logarithm): Likewise.
2897 (fold_builtin_1): Likewise.
2898 * convert.c (convert_to_integer): Likewise.
2899 * fold-const.c (negate_mathfn_p): Likewise.
2900 (tree_expr_nonnegative_p): Likewise.
2902 2005-11-30 Dale Johannesen <dalej@apple.com>
2903 Andrew Pinski <pinskia@physics.uc.edu>
2905 * combine.c (find_split_point): Sign extend bitmask
2906 when changing bitfield assignment to IOR of AND.
2908 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2910 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2911 clobber to scratch reg.
2912 (*decrement_and_branch_until_zero_no_clobber): Remove.
2913 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2914 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2915 * config/ms1/ms1.opt (mmul): Remove.
2916 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2917 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2919 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2920 Bernd Schmidt <bernd.schmidt@analog.com>
2922 * pa/predicates.md (symbolic_operand): Add comment.
2923 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2924 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2925 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2926 (pa_secondary_reload_class): Delete.
2927 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2928 and pa_secondary_reload_class. Reorder some checks. Update inline
2929 copy of symbolic operand.
2930 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2932 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2934 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2937 2005-11-30 Jeff Law <law@redhat.com>
2939 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2940 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2942 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2944 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2945 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2946 (ia64_expand_move): Adjust caller.
2948 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2949 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2952 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2954 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2955 Always produce an output if we can remove NEGs or canonicalize
2956 (minus (minus ...)) expressions. Provide a fast path for the
2958 (simplify_gen_binary): Do not call simplify_plus_minus.
2959 (simplify_binary_operation_1): Reassociate at the end of the
2962 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2964 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2965 moves and unpack to speed up.
2967 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2969 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2970 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2971 (gen_v9_scc): Update callers.
2972 * config/sparc/sparc.md: Likewise.
2973 * config/sparc/sparc-protos.h: Update extern declaration.
2975 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2977 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2979 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2982 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2984 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2985 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2986 (negate_expr): Here.
2988 2005-11-29 Ben Elliston <bje@au.ibm.com>
2990 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2991 Fix typo in comment.
2993 2005-11-29 Ben Elliston <bje@au.ibm.com>
2995 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2996 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2998 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3002 * builtins.c (init_target_chars): New.
3003 (expand_builtin_printf, expand_builtin_fprintf,
3004 expand_builtin_sprintf, fold_builtin_sprintf,
3005 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3006 fold_builtin_snprintf_chk, fold_builtin_printf,
3007 fold_builtin_fprintf): Check for matching format strings using
3010 2005-11-29 Paul Brook <paul@codesourcery.com>
3012 * config.gcc: Do not use fixproto on m68k-elf.
3014 2005-11-28 Roger Sayle <roger@eyesopen.com>
3016 * expmed.c (div_cost): Replace with...
3017 (sdiv_cost, udiv_cost): New.
3018 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3019 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3020 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3021 (expand_divmod): Replace use of div_cost with either sdiv_cost
3022 or udiv_cost depending upon the signedness of the operation.
3024 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3027 * config/darwin.c (machopic_indirection_name,
3028 machopic_output_indirection): Follow transparent alias chain.
3030 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3032 * varasm.c (ultimate_transparent_alias_target): Add comment.
3034 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3036 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3037 SET_SRC instead of XEXP where appropriate.
3039 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3041 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3044 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3046 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3047 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3050 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3052 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3053 secondary_input_reload_class, made static. Adapt to new
3055 (secondary_output_reload_class): Delete.
3056 (TARGET_SECONDARY_RELOAD): New macro.
3057 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3058 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3060 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3063 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3064 when its natural alignment is > BITS_PER_UNIT.
3065 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3066 * c-common.c (handle_packed_attribute): Ignore packing on a field
3067 whose type is naturally char aligned.
3069 2005-11-28 Richard Guenther <rguenther@suse.de>
3071 * c-common.c (strict_aliasing_warning): Handle all
3072 component-ref like accesses.
3074 2005-11-28 Roger Sayle <roger@eyesopen.com>
3075 Uros Bizjak <uros@kss-loka.si>
3078 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3079 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3080 when flag_unsafe_math_optimizations is set and
3081 we don't care about NaNs or Infinities.
3083 Move x/expN(y) and x/pow(y,z) transformation into common
3084 flag_unsafe_math_optimizations section.
3086 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3088 * gcc.c (main): Change type of argv to "char **".
3090 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3092 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3093 small data sections.
3094 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3095 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3096 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3097 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3098 output locals to sbss if !rs6000_elf_in_small_data_p.
3099 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3101 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3104 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3105 generated by reload.
3106 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3107 indexed_or_indirect_address.
3108 (indexed_or_indirect_address): Don't test for base reg. Call
3109 address_operand last. Make it a special predicate.
3111 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3113 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3115 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3118 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3120 (negate_expr): Likewise.
3122 2005-11-27 Andreas Schwab <schwab@suse.de>
3124 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3127 2005-11-27 Steven Bosscher <stevenb@suse.de>
3129 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3130 has EH predecessor edges.
3132 2005-11-26 Eric Christopher <echristo@apple.com>
3134 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3135 register stalls by zero extending to the full register.
3137 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3139 * config/floatunsisf.c, config/floatunsidf.c,
3140 config/floatunsixf.c, config/floatunsitf.c: New files.
3141 * config/ia64/t-hpux: Add floatunsitf.c.
3142 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3143 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3145 2005-11-26 Richard Henderson <rth@redhat.com>
3147 * c-lex.c (pragma_lex): Rename from c_lex.
3148 * c-pch.c: Update for pragma_lex rename.
3149 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3150 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3151 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3152 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3153 * doc/tm.texi: Likewise.
3155 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3158 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3159 when overflow is undefined.
3161 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3163 * doc/md.texi (Insn Canonicalizations): Refer to the
3164 function commutative_operand_precedence for further rules.
3166 2005-11-25 Roger Sayle <roger@eyesopen.com>
3169 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3170 is less than zero. Limit mult_cost to a reasonable upper bound for
3171 the synthetic multiplication sequence.
3173 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3176 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3177 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3178 Lookup the explicit replacement functions for any unlocked
3179 stdio builtin transformations.
3181 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3183 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3185 * targhooks.c (default_secondary_reload): Don't require operand 2
3186 for an input reload to be earlyclobber.
3188 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3190 * fold-const.c (negate_mathfn_p): Fix comment and add support
3191 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3194 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3197 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3198 _Q_ulltoq for unsigned conversions from SImode and DImode to
3201 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3203 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3204 (__floatundidf, __floatundisf): Likewise.
3206 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3208 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3209 (rs6000_override_options): Remove initialization of
3210 rs6000_sr_alias_set.
3211 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3212 (rs6000_emit_stack_tie): Same.
3213 (emit_frame_save): Same.
3214 (gen_frame_mem_offset): Same.
3215 (rs6000_emit_prologue): Same.
3216 (rs6000_emit_epilogue): Same.
3218 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3221 * fold-const.c (fold_build): Convert bool_var != 1 and
3222 bool_var == 0 to !bool_var.
3224 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3227 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3228 for C being INTEGER_CST. Likewise for !=.
3230 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3233 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3234 unsigned conversions from SImode to TFmode.
3236 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3238 * expr.c (expand_expr_real_1): Fix error in last change.
3240 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3242 * caller-save.c: (this_insn_sets): Move into:
3243 (save_call_clobbered_regs).
3244 (mark_set_regs): Get this_insn_sets from data.
3246 (save_call_clobbered_regs): Take sets of the return value by
3247 sibcalls into account.
3249 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3252 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3253 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3254 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3255 (memory_move_secondary_cost, init_reg_autoinc): Remove
3256 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3257 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3258 secondary_reload_class call.
3259 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3261 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3262 (push_secondary_reload): Use secondary_reload target hook.
3263 (secondary_reload_class, scratch_reload_class): New functions.
3264 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3265 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3266 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3267 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3268 (secondary_reload_class, scratch_reload_class): Declare.
3269 * reload1.c: Include target.h.
3270 (reload_adjust_reg_for_temp): New function.
3271 (reload_adjust_reg_for_icode): Likewise.
3272 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3273 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3275 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3276 for inheritance. Support case when both secondary & tertiary reloads
3277 are for intermediate registers.
3278 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3279 with secondary_reload_class call. Support case when both secondary
3280 & tertiary reloads are for intermediate registers.
3281 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3282 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3283 * target.h (secondary_reload_info): New struct / typedef.
3284 (struct gcc_target): New member secondary_reload.
3285 * targhooks.c Include reload.h, optabs.h and recog.h.
3286 (default_secondary_reload): New function.
3287 * targhooks.h (default_secondary_reload): Declare.
3288 * doc/tm.texi: Document secondary_reload target hook. Update
3289 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3290 * doc/md.texi: Likewise.
3292 * sh-protos.h (sh_secondary_reload): Declare.
3293 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3294 (sh_secondary_reload): New function.
3295 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3296 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3297 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3298 (HAVE_SECONDARY_RELOADS): Define.
3299 * sh.md (reload_indf): Rename to:
3301 (reload_outdf): Rename to:
3302 (reload_outdf__RnFRm).
3303 (reload_insf): Rename to:
3305 (reload_insi): Rename to:
3306 (reload_insi__i_fpul).
3308 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3310 * configure.ac: Require at least texinfo 4.4.
3311 * configure: Regenerate.
3313 * doc/install.texi (Tools/packages necessary for building GCC):
3314 Update required version of texinfo to at least 4.4.
3315 (Installing GCC: Building): Update required version of texinfo
3317 (Installing GCC: Final installation): Update required version
3318 of texi2dvi to at least 4.4.
3319 (Host/target specific installation notes for GCC): Update required
3320 version of texinfo to at least 4.4.
3322 2005-11-24 Richard Guenther <rguenther@suse.de>
3323 Dirk Mueller <dmueller@suse.de>
3326 * c-common.h (strict_aliasing_warning): Declare.
3327 * c-common.c (strict_aliasing_warning): New function,
3329 * c-typeck.c (build_c_cast): ... here.
3331 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3333 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3335 (swap_commutative_operands_with_target): New.
3337 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3339 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3340 also when doing PRE, rather than only for global CPROP.
3342 2005-11-24 Ben Elliston <bje@au.ibm.com>
3344 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3345 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3347 (expand_twoval_unop): Likewise.
3348 (widen_clz): Likewise.
3349 (expand_parity): Likewise.
3350 (expand_unop): Likewise.
3351 (emit_cmp_and_jmp_insn_1): Likewise.
3352 (prepare_float_lib_cmp): Likewise.
3354 2005-11-24 Ben Elliston <bje@au.ibm.com>
3356 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3357 Remove unused `class' variable.
3359 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3362 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3363 C/C++ diagnostic function warn_array_subscript_with_type_char.
3364 * c-common.h (warn_array_subscript_with_type_char): Declare.
3365 * c-common.c (warn_array_subscript_with_type_char): Define.
3367 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3370 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3371 compiling at the intersection of C and C++.
3373 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3375 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3376 List @file in the option summary. Include the libiberty
3377 documentation for @file.
3378 * gcc.c (main): Call expandargv.
3379 * Makefile.in (gcc-vers.texi): Define srcdir.
3381 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3383 * passes.c (init_optimization_passes): Document
3384 sequencing of passes.
3386 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3388 * config/m68k/predicates.md (pcrel_address, extend_operator,
3389 post_inc_operand, pre_dec_operand): Remove redundant
3391 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3393 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3395 2005-11-23 Ben Elliston <bje@au.ibm.com>
3397 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3399 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3401 Preparatory work for PR target/21623:
3402 * alpha.c (secondary_reload_class): Rename to:
3403 (alpha_secondary_reload_class).
3404 * alpha.h, alpha-protos.h: Likewise.
3405 * mn10300.c (secondary_reload_class): Rename to:
3406 (mn10300_secondary_reload_class).
3407 * mn10300.h, mn10300-protos.h: Likewise.
3408 * pa.c (secondary_reload_class): Rename to:
3409 (pa_secondary_reload_class).
3410 * pa.h, pa-protos.h: Likewise.
3411 * rs6000.c (secondary_reload_class): Rename to:
3412 rs6000_secondary_reload_class.
3413 * rs6000.h, rs6000-protos.h: Likewise.
3415 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3418 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3420 2005-11-22 Ian Lance Taylor <ian@airs.com>
3422 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3424 (prepare_cmp_insn): Likewise.
3426 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3429 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3430 if both operands[0] and operands[1] are memory.
3432 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3435 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3436 COMPARISON_CLASS_P and an integral types create create a new
3437 expression with the new type and fold that.
3439 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3442 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3443 to SUBTARGET_OS_CPP_BUILTINS.
3445 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3447 * arm.c (emit_set_insn): New function.
3448 (arm_split_constant): Call it.
3449 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3450 (arm_legitimize_address): Likewise. Use plus_constant.
3451 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3452 (thumb_expand_prologue): Likewise.
3453 (arm_gen_load_multiple): Use VOIDmode in SET.
3454 (arm_gen_store_multiple): Likewise.
3455 (vfp_emit_fstmx): Likewise. Use plus_constant.
3456 (emit_multi_reg_push): Likewise.
3457 (emit_sfm): Use plus_constant.
3459 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3462 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3465 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3468 * expmed.c (store_bit_field): Don't attempt to insv a field
3469 larger than the reg.
3471 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3474 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3475 explicit sign extension, not a (char) cast.
3477 2005-11-22 Ben Elliston <bje@au.ibm.com>
3479 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3480 GET_MODE_CLASS (x) == MODE_FLOAT.
3481 * config/i386/i386.c: Likewise.
3482 * config/rs6000/xcoff.h: Likewise.
3483 * config/rs6000/linux64.h: Likewise.
3484 * config/rs6000/rs6000.c: Likewise.
3485 * config/rs6000/rs6000.h: Likewise.
3486 * config/rs6000/predicates.md: Likewise.
3487 * config/rs6000/sysv4.h: Likewise.
3489 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3491 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3494 * config/alpha/freebsd.h, config/alpha/linux.h,
3495 config/arm/linux-elf.h, config/bfin/bfin.h,
3496 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3497 config/i386/beos-elf.h, config/i386/gnu.h,
3498 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3499 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3500 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3501 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3502 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3503 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3504 config/sparc/linux.h, config/sparc/linux64.h,
3505 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3507 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3508 are both defined when either flag -fpic or -fPIC are used.
3510 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3512 * config/fp-bit.c (clzusi): New function.
3513 (si_to_float, usi_to_float): Use it to compute proper shift.
3514 (usi_to_float): Preserve guard bits when shifting right.
3515 * libgcc-std.ver (GCC_4.2.0): New version.
3516 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3517 __floatundisf): New functions.
3518 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3519 __floatundisf): Declare.
3520 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3521 _floatundixf, and _floatunditf.
3522 * optabs.c (expand_float): If target does not define a pattern for
3523 signed or unsigned conversion, use an unsigned libcall instead of
3525 (init_optabs): Initialize ufloat_optab.
3527 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3529 * config/rs6000/rs6000.opt (mmulhw): New option.
3530 * doc/invoke.texi (-mmulhw): Document.
3531 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3533 * config/rs6000/rs6000.md: Add half-word multiply and
3534 multiply-accumulate instructions for 405 and 440.
3536 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3538 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3539 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3540 default now includes a linker group which makes the RTEMS one nest.
3542 2005-11-22 Ben Elliston <bje@au.ibm.com>
3544 * cse.c (fold_rtx): Typo fix.
3545 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3547 2005-11-21 Richard Henderson <rth@redhat.com>
3549 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3550 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3552 * c-tree.h (lookup_name): Move declaration ...
3553 * c-common.h (lookup_name): ... here.
3554 * config/darwin-c.c: Include c-common.h.
3555 * config/t-darwin: Update dependencies.
3557 2005-11-22 Ben Elliston <bje@au.ibm.com>
3559 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3560 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3561 * genopinit.c (gen_insn): Likewise.
3562 * reload.c (find_equiv_reg): Likewise.
3563 * loop.c (load_mems): Likewise.
3564 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3565 * cse.c (find_comparison_args, fold_rtx): Likewise.
3566 * dwarf2out.c (add_const_value_attribute): Likewise.
3567 * expr.c (convert_move): Likewise.
3568 * recog.c (general_operand, register_operand): Likewise.
3569 * reg-stack.c (replace_reg): Likewise.
3570 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3571 * c-common.c (handle_vector_size_attribute): Likewise.
3572 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3573 (simplify_binary_operation_1): Likewise.
3574 (simplify_const_binary_operation): Likewise.
3575 (simplify_relational_operation): Likewise.
3576 (simplify_const_relational_operation): Likewise.
3577 (simplify_immed_subreg): Likewise.
3578 * emit-rtl.c (gen_lowpart_common): Likewise.
3579 * expmed.c (expand_mult): Likewise.
3580 * stor-layout.c (layout_type): Likewise.
3582 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3585 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3586 cst2 only for SPE vectors.
3588 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3591 * config/rs6000/predicates.md (vrsave_operation): Check
3592 UNSPEC_VOLATILE value.
3594 2005-11-21 Jan Hubicka <jh@suse.cz>
3596 PR tree-optimization/24653
3597 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3599 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3601 * config/i386/predicates.md (ax_reg_operand): New predicate.
3602 (memory_displacement_only_operand): New predicate.
3603 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3604 operand is AX register and the other operand is memory operand
3605 with displacement only.
3607 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3609 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3610 if we don't care about NaNs or Infinities.
3612 2005-11-20 Ian Lance Taylor <ian@airs.com>
3614 PR rtl-optimization/24883
3615 * combine.c (combinable_i3pat): When checking whether the
3616 destination of i3 is used in i3, consider paradoxical subregs.
3618 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3621 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3623 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3625 * combine.c (try_combine): Do not run subst on i1src and i2src in
3626 the case of generating a PARALLEL for a comparison.
3628 2005-11-20 Richard Henderson <rth@redhat.com>
3631 * tree-sra.c (struct sra_elt): Add all_no_warning.
3632 (struct sra_walk_fns) <use>: Add use_all argument.
3633 (sra_walk_expr): Pass it.
3634 (sra_walk_modify_expr): Likewise.
3635 (scalarize_ldst): Likewise.
3636 (scan_use): Update for new argument.
3637 (mark_no_warning): New.
3638 (scalarize_use): Use it.
3640 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3642 * expr.c (expand_expr_real): Use usmul_optab for widening
3643 signed * unsigned multiplies.
3644 * genopinit.c (optabs): Add usmul_widen_optab.
3645 * optabs.c (init_optabs): Likewise.
3646 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3647 (usmul_widen_optab): Define.
3648 * config/bfin/bfin.md (usmulhisi3): New pattern.
3650 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3652 2005-11-20 Graham Stott <btinternet.com>
3654 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3656 2005-11-20 Andreas Schwab <schwab@suse.de>
3659 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3662 2005-11-19 Richard Henderson <rth@redhat.com>
3665 * tree-gimple.c (is_gimple_id): Export.
3666 * tree-gimple.h (is_gimple_id): Declare.
3667 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3668 (get_default_value): Use it.
3669 (maybe_fold_stmt_indirect): Likewise.
3671 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3673 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3674 than VR1 or vice-versa.
3676 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3680 * reload.c (find_reloads_address_1): Mention dependency on
3682 * reload1.c (gen_reload): For IN with an unary operation, try
3683 moving inner expression to OUT if trivial SET is not valid.
3684 Confirm that the result is valid. Move common code block into...
3685 (emit_insn_if_valid_for_reload): New function.
3687 2005-11-19 Richard Guenther <rguenther@suse.de>
3689 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3690 ARRAY_REFs of constant strings.
3692 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3694 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3695 fatal format string.
3697 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3699 * combine.c (make_compound_operation): Swap operands of
3700 commutative operation if necessary before returning.
3702 2005-11-19 Richard Guenther <rguenther@suse.de>
3705 * fold-const.c (fold_plusminus_mult_expr): New function.
3706 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3707 cases, remove now unnecessary code.
3709 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3711 * gensupport.c (old_preds): Rename to std_preds, add special field.
3712 (struct old_pred_table): Rename to struct std_pred_table, add special
3714 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3715 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3716 (init_predicate_table): Adjust, and set along the way whether a
3717 predicate is special.
3719 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3721 * BASE-VER: Change to 4.2.0.
3723 2005-11-18 James E Wilson <wilson@specifix.com>
3725 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3728 2005-11-18 Mike Stump <mrs@apple.com>
3730 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3731 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3732 * c-decl.c (lookup_name_two) Remove.
3733 * c-tree.h (lookup_name_two): Remove.
3734 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3735 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3736 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3737 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3739 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3742 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3743 when not generating code to use that co-processor.
3745 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3747 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3748 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3749 these functions are now in tree-phinodes.c.
3751 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3753 * config/bfin/bfin.md (trap): New pattern.
3755 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3757 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3760 * expr.c (expand_expr_real): Don't call record_block_change unless
3761 ib_boundaries_block is non-null
3763 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3765 * fold-const.c (build_range_check): Use proper type for subtraction
3766 when merging lower bound.
3768 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3770 PR rtl-optimization/24497
3771 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3774 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3776 * tree-scalar-evolution.c (expression_expensive_p): New function.
3777 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3779 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3781 * config/bfin/crtlibid.s: New file.
3783 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3786 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3787 when not using sjlj exceptions.
3788 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3789 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3790 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3791 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3792 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3793 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3794 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3795 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3796 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3797 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3798 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3799 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3800 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3802 * config/pa/hpux-unwind.h: New file.
3804 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3806 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3807 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3808 * varasm.c (do_assemble_alias): Adjust call.
3809 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3811 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3813 2005-11-17 James E Wilson <wilson@specifix.com>
3815 * tree.def (FUNCTION_DECL): Correct typo in comment.
3817 2005-11-17 Richard Henderson <rth@redhat.com>
3819 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3820 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3821 and DW_CFA_def_cfa_sf.
3822 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3823 (dbx_reg_number): Don't assert particular registers here.
3824 (based_loc_descr): ... do it here instead. Fold in ...
3825 (eliminate_reg_to_offset): ... this function.
3826 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3827 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3828 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3829 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3830 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3831 (instantiate_virtual_regs): Likewise.
3832 * var-tracking.c (adjust_stack_reference): Likewise.
3833 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3835 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3837 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3838 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3839 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3841 ($(T)crtlibid.o): New rule.
3843 2005-11-16 Richard Guenther <rguenther@suse.de>
3846 * fold-const.c (extract_array_ref): Return byte offset
3848 (fold_binary): Fold &x[a] CMP &x[b] to
3849 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3852 2005-11-16 Richard Henderson <rth@redhat.com>
3855 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3856 parts of an SSA_NAME.
3858 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3861 * arm.md (split for movsf with immediate): Restrict split to insns
3862 that set a general register.
3864 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3866 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3868 * unwind-dw2.c (uw_advance_context): Likewise.
3869 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3870 _Unwind_SjLj_Unregister.
3871 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3873 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3875 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3877 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3879 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3880 langhook to get a DImode integer type.
3882 2005-11-16 Richard Henderson <rth@redhat.com>
3883 J"orn Rennecke <joern.rennecke@st.com>
3884 Ulrich Weigand <uweigand@de.ibm.com>
3888 * reload1.c (reg_equiv_invariant): New.
3889 (reload): Allocate, initialize, and free it.
3890 (calculate_needs_all_insns): Check it when skipping equivalence
3892 (alter_reg): Likewise.
3893 (eliminate_regs_1): Rename from eliminate_regs. Add new
3894 may_use_invariant argument; only use reg_equiv_invariant when true.
3895 (eliminate_regs): New.
3896 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3897 a context for which may_use_invariant may be true.
3899 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3901 * fold-const.c (const_binop): Don't constant fold the operation
3902 if the result has overflowed and flag_trapping_math.
3903 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3905 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3907 * config/arm/unwind-arm.c (abort): Add prototype here.
3908 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3909 (struct phase1_vrs): Add prev_sp.
3910 (unwind_phase2_forced): Save the original core registers instead of
3911 modifying entry_vrs. Take a new flag argument for resuming unwinding
3912 and set action flags accordingly. Always set _US_END_OF_STACK when
3913 get_eit_entry fails. Unwind before calling the stop function.
3914 (_Unwind_GetCFA): New function.
3915 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3916 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3917 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3918 just call unwind_phase2_forced.
3919 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3920 * config/arm/unwind-arm.h (abort): Remove prototype.
3921 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3923 (_Unwind_GetCFA): New prototype.
3924 * config/arm/pr-support.c (abort): Add prototype here.
3925 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3927 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3928 not schedule the prologue with non-call exceptions and EABI.
3930 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3932 * config/arm/unwind-arm.h: Reorder interface function declarations.
3933 (_URC_END_OF_STACK): New enumeration value.
3934 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3935 (struct _Unwind_Control_Block): Document reserved field use.
3936 (_Unwind_Stop_Fn): New typedef.
3937 (_Unwind_ForcedUnwind): Declare.
3938 (_Unwind_Resume_or_Rethrow): Declare.
3939 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3941 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3942 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3943 (UCB_FORCED_STOP_ARG): New.
3944 (search_EIT_table): Update boundary condition checks.
3945 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3946 (unwind_phase2): Replace for with do..while.
3947 (unwind_phase2_forced): New.
3948 (__gnu_Unwind_RaiseException): Replace for with do..while.
3949 (__gnu_Unwind_ForcedUnwind): New.
3950 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3951 Use appropriate phase2 unwinder.
3952 (__gnu_Unwind_Resume_or_Rethrow): New.
3953 (__gnu_unwind_pr_common): Cope with forced unwinding.
3955 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3958 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3960 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3961 roundsf2): Remove "s" from mnemonic.
3963 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3965 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3967 * config/bfin/crtn.s: Change epilogues to match.
3968 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3969 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3970 __PIC__ and __pic__.
3972 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3975 * doc/invoke.texi: Distinguish between free and fixed form instead of
3976 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3978 * gcc.c (default_compilers): Remove double entries, add entries for
3979 suffixes '.F90' and '.F95'.
3981 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3983 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3984 in the stack probing loop.
3986 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3988 * configure.ac: Use .machine power5 not power5x.
3989 * configure: Regenerate.
3991 2005-11-15 Mike Stump <mrs@apple.com>
3993 * c-decl.c (lookup_name_two): Add.
3994 * c-tree.h (lookup_name_two): Likewise.
3995 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3996 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3998 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4000 PR rtl-optimization/23392
4001 * regrename.c (enum scan_actions) Add mark_access.
4002 (scan_actions_name): Ditto.
4003 (scan_rtx_reg): Handle mark_access.
4004 (scan_rtx_address): Do nothing for mark_access.
4005 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4006 and regs in REG_INC notes before closing chains for dead regs.
4007 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4008 opening chains for new writes.
4010 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4012 * c.opt (ffixed-line-length-none): New.
4014 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4016 * mklibgcc.in: Change contents of eh_dummy.c.
4018 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4020 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4022 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4024 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4026 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4028 2005-11-15 Jan Hubicka <jh@suse.cz>
4030 * invoke.texi (large-unit-insns): Document.
4031 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4032 * params.def (large-unit-insns): New param.
4034 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4037 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4038 special register for operand 3. Reindent constraints to align
4041 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4043 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4044 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4045 * configure.ac: Add test for FP rounding instructions.
4046 * configure: Regenerate.
4047 * config.in: Regenerate.
4048 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4049 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4051 * config/rs6000/rs6000.opt (mfprnd): New.
4052 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4053 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4054 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4055 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4056 (TARGET_FPRND): New.
4057 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4059 (btrunc<mode>2): New.
4061 (floor<mode>2): New.
4062 (round<mode>2): New.
4064 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4066 * gcc.c (version_compare_spec_function): Use fatal() rather than
4069 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4070 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4071 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4073 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4076 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4077 on -mmacosx-version-min setting.
4079 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4082 * tree-vrp.c (infer_value_range): Return false if STMT is a
4083 block terminator and its basic block has no successors.
4085 2005-11-14 Mike Stump <mrs@apple.com>
4087 * config/i386/i386.c (override_options): -masm=intel isn't
4088 supported on darwin.
4089 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4091 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4093 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4094 vfork after including auto-host.h.
4096 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4098 PR rtl-optimization/22002
4099 * combine.c (distribute_notes): Detect cases where a reg dies
4100 two or more times in a bb, including on the insn we are combining,
4101 and place the death note on the correct range.
4103 2005-11-14 Dale Johannesen <dalej@apple.com>
4105 * expmed.c (store_bit_field): Add offset unconditionally for
4107 (extract_bit_field): Don't force extzv or extv operand into
4108 a register if field is too big.
4110 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4112 * config/arm/arm.c (pic_labelno): New.
4113 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4114 LABEL_REF. Pass only the labelno to PIC insns.
4115 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4116 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4117 * arm.md (UNSPEC_PIC_LABEL): New constant.
4118 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4119 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4120 Use the correct label prefix.
4122 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4124 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4127 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4129 * loop-invariant.c: Include tm_p.h.
4130 * Makefile.in: Updated.
4132 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4134 * pa.c (store_reg): Revise generation of frame notes in large frames.
4135 (set_reg_plus_d): Likewise.
4137 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4139 PR tree-optimization/24709
4140 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4143 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4145 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4146 and duplicate declaration of pthread_self.
4148 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4149 Ian Lance Taylor <ian@airs.com>
4152 * calls.c (expand_call): If TARGET is a MEM and some part of the
4153 argument area has been saved, force TARGET to a register.
4155 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4157 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4160 2005-11-13 Jason Merrill <jason@redhat.com>
4163 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4164 lazily declared methods.
4165 (force_decl_die): Stop if forcing out the context already make a
4167 (force_type_die): Likewise.
4169 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4172 * builtins.c (integer_valued_real_p): Add break in
4173 REAL_CST having TREE_OVERFLOW set.
4175 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4177 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4178 addressing modes during calculation of costs.
4180 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4182 * function.c (assign_stack_local_1): Restrict sanity check
4183 on frame size overflow to 32-bit and above platforms.
4185 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4187 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4188 * config/cris/cris.c: Include reload.h.
4189 (cris_initial_elimination_offset): New function.
4190 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4193 2005-11-12 Richard Guenther <rguenther@suse.de>
4195 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4197 2005-11-12 Jan Hubicka <jh@suse.cz>
4199 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4200 to compare against 0 when possible.
4202 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4204 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4205 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4206 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4207 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4210 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4212 * recog.c (constrain_operands) <case 'g'>: For a match, require
4213 that a non-register matches general_operand when strict >= 0.
4215 2005-11-11 Steven Bosscher <stevenb@suse.de>
4217 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4220 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4222 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4223 (memory_address_same): New.
4224 (dse_optimize_stmt): Call memory_address_same.
4226 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4229 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4230 ZERO_EXTEND>: New cases.
4232 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4234 * longlong.h (__clz_tab): Always provide.
4236 2005-11-11 Steven Bosscher <stevenb@suse.de>
4239 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4241 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4242 before check_maybe_invariant.
4243 (move_invariant_reg): Use gen_move_insn instead of replacing
4244 SET_DEST with the temporary for the invariant.
4245 (move_loop_invariants): If checking is enabled, do internal
4246 consistency checks after completing the pass.
4248 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4251 * common.opt (Wvolatile-register-var): New.
4252 * varasm.c (make_decl_rtl): Only emit warning when option
4253 specified. Clarify warning message.
4254 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4256 * doc/md.texi (copysign): Document standard named pattern.
4258 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4260 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4261 bytes when align is 2.
4262 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4263 by the first instruction of the loop.
4265 2005-11-11 Jason Merrill <jason@redhat.com>
4268 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4271 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4273 PR rtl-optimization/22509
4274 * local-alloc.c (memref_used_between_p): Check whether a function call
4275 could not reference the memref.
4277 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4279 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4280 algorithm so as to choose the best, not the worst, alternative.
4281 Reset accumulated register class before processing next alternative.
4283 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4286 * calls.c (expand_call): Copy a return value to a plain register
4289 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4292 * varasm.c (assemble_name): Recompute name only for transparent
4295 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4297 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4299 2005-11-04 Jeff Law <law@redhat.com>
4302 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4303 perform reassociation if the parent statement will not die as
4304 a result of the optimization.
4306 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4308 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4309 delete_old_heap_vars.
4310 * tree-dfa.c (referenced_var_remove): Remove function.
4311 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4312 (delete_tree_ssa): Remove call to delete_old_heapvars.
4313 Add call to delete_alias_heapvars.
4314 * tree-flow.h (referenced_var_remove): Remove prototype
4315 (init_alias_heapvars): New prototype.
4316 (delete_alias_heapvars): Ditto.
4317 * Makefile.in (tree-ssa-structalias.o): Add
4318 gt-tree-ssa-structalias.o
4319 (GTFILES): Add tree-ssa-structalias.h and
4320 tree-ssa-structalias.c.
4321 (s-gtype): Add gt-tree-ssa-structalias.h.
4322 * tree-ssa-structalias.c (heapvars): Remove.
4323 (oldheapvars): Remove.
4324 (heapvar_for_stmt): New variable.
4325 (heapvar_lookup): New function.
4326 (heapvar_insert): Ditto.
4327 (get_constraint_for): See if we have an old heapvar
4329 (init_alias_heapvars): New function.
4330 (delete_alias_heapvars): Ditto.
4331 Add include of gt-tree-ssa-structalias.h.
4333 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4336 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4338 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4340 * tree.c (int_fits_type_p): Only look at the base type
4341 if it has the same precision as the original type.
4343 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4346 * varasm.c (assemble_alias): Use %q+D in the error
4347 message instead of %J and %qD.
4349 2005-11-10 Richard Guenther <rguenther@suse.de>
4351 * gcse.c (free_ldst_entry): Only free hashtable if
4354 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4356 * function.c (assign_stack_local_1): Issue an error message if
4357 the frame size overflows in the signed target arithmetics.
4359 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4361 * tree.c (build_qualified_type): Chain the new type to the original
4362 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4363 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4364 (build_pointer_type_for_mode): Only return unqualified types.
4365 (build_reference_type_for_mode): Likewise.
4367 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4369 * Makefile.in (gnucompare): Do comparison of all files using one of
4370 the chosen methods and only afterwards decide if just warning should
4371 be issued or comparison failure raised.
4373 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4375 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4376 (noce_try_abs): Negate if the comparison is reversed.
4377 Look only one instruction backwards for a REG_EQUAL note.
4379 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4382 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4383 gthr-tpf.h: Define __gthrw. For all identifiers that might
4384 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4385 and prefix all uses with __ghtrw.
4387 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4390 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4391 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4392 * c-common.c (handle_weakref_attribute): New.
4393 (c_common_attribute_table): Add weakref.
4394 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4396 * configure, config.in: Rebuilt.
4397 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4398 * doc/extend.texi: Document weakref attribute.
4399 * varasm.c (ultimate_transparent_alias_target): New
4400 (assemble_name): Use it.
4401 (weak_finish_1): Split out of...
4402 (weak_finish): ... and deal with weakrefs in...
4403 (weakref_targets): ... new list.
4404 (globalize_decl): Clean up weakref_targets.
4405 (do_assemble_alias): Handle weakrefs.
4406 (finish_aliases_1): Do not reject weakrefs to external symbols.
4407 (assemble_alias): Handle weakrefs.
4409 2005-11-09 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/24716
4412 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4413 t_bool to track results from follow_ssa_edge.
4415 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4417 * final.c (force_source_line): New global variable.
4418 (final_scan_insn): Set it to true instead of clearing last_filename.
4419 (notice_source_line): Return true if force_source_line is true,
4420 unless source info is absent.
4422 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4425 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4426 a linkage name for a variable if it a register variable.
4427 * c-decl.c (grokdeclarator): Global register variables
4428 should be set as PUBLIC.
4430 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4433 * config/s390/s390.c (struct s390_frame_layout): New fields
4434 first_save_gpr_slot and last_save_gpr_slot.
4435 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4436 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4437 first_save_gpr and last_save_gpr with the _slot variants.
4438 (s390_register_info): Calculate first_save_gpr_slot and
4439 last_save_gpr_slot using regs_ever_live.
4441 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4444 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4445 for a function containing a landing pad.
4447 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4450 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4453 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4455 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4456 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4458 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4461 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4463 (call,load,store): New insn types.
4464 (mem_access, branch_access): Adjust reservation conditions.
4465 (define_delay): Adjust condition.
4466 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4468 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4469 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4471 (call_internal, call_value_internal, return_internal,
4472 return_interrupt_internal, eh_return_internal, indirect_jump,
4473 tablejump): Set call insn type.
4474 (blockage, ei, di): Use appropriate unspec const.
4475 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4476 (ms1_get_attr_type): Adjust to give load & store types.
4477 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4478 backwards past a barrier.
4479 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4481 (struct branch_info, struct label_info): New.
4483 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4484 (ms1_machine_reorg): New.
4485 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4486 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4487 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4488 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4491 2005-11-09 Per Bothner <per@bothner.com>
4492 Uros Bizjak <uros@kss-loka.si>
4495 * toplev.c (process_options): Initialize debug_hooks early
4496 in case lang_hooks.post_options ends up calling a debug_hook.
4498 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4500 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4501 DBX_REGISTER_NUMBER being contiguous.
4503 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4504 Diego Novillo <dnovillo@redhat.com>
4507 * tree-vrp.c (register_edge_assert_for): Do not register
4508 always-false predicates.
4510 2005-11-08 Devang Patel <dpatel@apple.com>
4512 PR tree-optimization/23115
4513 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4516 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4518 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4521 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4523 Fix PR tree-optimization/23382
4525 * tree-ssa-alias.c (compute_may_aliases): Call
4526 delete_old_heap_vars.
4527 * tree-dfa.c (referenced_var_remove): New function.
4528 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4529 * tree-flow.h (referenced_var_remove): Add prototype.
4530 (delete_old_heap_vars): Ditto.
4531 * tree-ssa-structalias.c (heapvars): New variable.
4532 (oldheapvars): Ditto.
4533 (get_constraint_for): Put heap vars on heapvars list.
4534 (delete_old_heap_vars): New function.
4536 2005-11-08 Jason Merrill <jason@redhat.com>
4538 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4540 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4543 * reg-stack.c (reg_to_stack): Update register liveness also
4544 for flag_sched2_use_traces.
4546 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4549 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4550 override prior explicit -mno-powerpc-gfxopt.
4552 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4554 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4555 if the bitsize is zero.
4556 * doc/md.texi (Standard Pattern Names): Document it.
4558 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4559 (TARGET_PASS_BY_REFERENCE): Likewise.
4561 2005-11-07 Ian Lance Taylor <ian@airs.com>
4563 PR rtl-optimization/24683
4564 * config/i386/i386.c (legitimize_pic_address): If constant operand
4565 to PLUS is too large, put it in a register.
4567 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4569 * configure.ac: Enable checking assembler dwarf2 support for bfin
4571 * configure: Regenerate.
4573 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4577 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4578 gen_easy_vector_constant_add_self): Delete.
4579 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4581 (output_vec_const_move): Use gen_easy_altivec_constant.
4582 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4583 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4584 (easy_vector_constant_add_self): Rewritten.
4585 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4586 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4587 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4588 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4589 Macroize and adjust for the other changes.
4591 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4595 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4596 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4598 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4600 PR rtl-optimization/23567
4601 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4602 (noce_process_if_block): Don't do any optimizations except
4603 if (cond) x = x; if !set_b and write into orig_x may trap
4604 or fault. Remove the MEM_READONLY_P check.
4606 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4609 * tree-vrp.c (fix_equivalence_set): New.
4610 (extract_range_from_assert): Call it.
4612 2005-11-05 Ian Lance Taylor <ian@airs.com>
4615 * combine.c (apply_distributive_law): Don't distribute across a
4618 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4620 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4621 config/ms1/ms1.h, config/rs6000/predicates.md,
4622 config/s390/s390.c, params.def, postreload-gcse.c,
4623 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4624 tree-vrp.c, tree.c: Fix comment typos.
4625 * doc/invoke.texi: Fix typos.
4627 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4629 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4630 for testing whether the data_dependence_relation contains distance
4631 vectors. Iterate over all distance vectors of the ddr.
4632 * lambda.h: Define a vec of lambda_vector pointers.
4633 * tree-data-ref.c (dump_data_dependence_relation,
4634 dump_data_dependence_direction): Iterate over all distance and
4635 direction vectors of the ddr.
4636 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4638 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4639 of distance/direction vectors instead of a single one.
4640 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4641 lambda_vectors with a vec of lambda_vectors.
4642 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4643 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4644 DDR_NUM_DIST_VECTS): New.
4645 * tree-loop-linear.c (gather_interchange_stats): Test for the
4646 existence of distance vectors only after having checked that there
4647 is a dependence. Iterate over all distance vectors of the ddr.
4648 (linear_transform_loops): Use dump_data_dependence_relation.
4649 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4650 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4651 distance vectors of the ddr.
4653 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4655 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4656 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4657 IS_INTHANDLER; all callers changed.
4658 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4660 (do_link, do_unlink): New argument ALL; all callers changed.
4661 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4662 If function isn't leaf, save and restore all registers.
4663 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4666 2005-11-05 Jan Hubicka <jh@suse.cz>
4668 PR rtl-optimization/23490
4669 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4670 max-flow-memory-location): Document.
4671 * flow.c: Include params.h
4672 (MAX_MEM_SET_LIST_LEN): Kill.
4673 (add_to_mem_set_list): Use new param.
4674 * cse.c (cse_basic_block): Replace 1000 by new param.
4675 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4676 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4677 * predict.c (predict_loops): Use new param.
4678 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4680 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4681 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4682 Do not hold memory returned by cgraph_node_name across other call.
4684 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4687 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4690 2005-11-04 Jeff Law <law@redhat.com>
4693 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4694 * tree-ssa-dom.c: Include params.h.
4695 (thread_across_edge): If there are too many statements in the
4696 target block, then do not thread through it.
4697 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4698 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4700 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4703 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4704 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4706 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4709 * tree-scalar-evolution.c (instantiate_parameters_1,
4710 instantiate_parameters, resolve_mixers): Compute the size of an
4711 expression to be instantiated and give up the instantiation if the
4712 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4714 2005-11-04 Richard Guenther <rguenther@suse.de>
4716 * tree-flow.h (ref_contains_indirect_ref): Rename to
4717 array_ref_contains_indirect_ref.
4718 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4719 (array_ref_contains_indirect_ref): Make comment match the code
4721 (ref_contains_array_ref): Likewise.
4722 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4723 ref_contains_indirect_ref.
4724 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4725 Rename calls to ref_contains_indirect_ref.
4727 2005-11-04 Paul Brook <paul@codesourcery.com>
4729 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4730 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4731 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4732 * config/arm/arm.md: Use match_operand in peephole input templates
4733 and match_dup in peephole output templates.
4735 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4737 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4740 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4741 Daniel Jacobowitz <dan@codesourcery.com>
4743 * longlong.h (add_ssaaaa): Clobber condition code register
4745 (sub_ddmmss): Likewise.
4746 (umul_ppmm): Likewise.
4748 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4749 Paul Brook <paul@codesourcery.com>
4750 Phil Blundell <pb@reciva.com>
4752 * configure.ac: Add test for ARM TLS support.
4753 * configure: Regenerated.
4754 * config/arm/arm-protos.h (legitimize_tls_address)
4755 (arm_tls_referenced_p, tls_mentioned_p)
4756 (arm_output_addr_const_extra): New prototypes.
4757 (thumb_legitimize_pic_address): Delete.
4758 * config/arm/arm.c: Include "gt-arm.h".
4759 (enum tls_reloc): New.
4760 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4761 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4762 (arm_call_tls_get_addr, legitimize_tls_address)
4763 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4764 (arm_init_tls_builtins, arm_emit_tls_decoration)
4765 (arm_output_addr_const_extra): New functions.
4766 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4767 (TARGET_HAVE_TLS): Define.
4768 (target_thread_pointer): New.
4769 (arm_override_options): Handle -mtp=.
4770 (legitimize_pic_address): Ignore UNSPECs.
4771 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4773 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4774 (tls_get_addr_libfunc): New variable.
4775 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4776 (arm_init_builtins): Call arm_init_tls_builtins.
4777 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4778 (arm_encode_section_info): Call default_encode_section_info.
4779 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4780 (enum arm_tp_type): New.
4781 (target_thread_pointer): Add declaration.
4782 (LEGITIMATE_CONSTANT_P): Handle TLS.
4783 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4784 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4785 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4786 * config/arm/arm.md: Add UNSPEC_TLS.
4787 (movsi): Handle TLS.
4788 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4790 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4791 (load_tp_hard, load_tp_soft): New insns.
4792 * arm.opt: Add -mtp=.
4793 * doc/invoke.texi (ARM Options): Document -mtp.
4795 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4797 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4798 * config/arm/libunwind.S: Include "lib1funcs.asm".
4799 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4800 (LIB2ADDEH): Add libunwind.S.
4801 (LIB2ADDEHDEP): Add lib1funcs.asm.
4802 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4804 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4807 * gcc/c.opt: Add a -lang-fortran option.
4808 * gcc/c-opts.c: Add a lang_fortran flag.
4809 (c_common_init_options): Handling the -lang-fortran option.
4810 (c_common_handle_option): Add a case for Fortran options in
4811 preprocessing. Remove cases for -ffixed-form and
4812 -ffixed-line-length. Add a case for -lang-fortran.
4814 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4816 * config/rs6000/rs6000.c: Include params.h
4817 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4818 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4819 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4820 (UNSPEC_VPKUWSS): Delete.
4821 (altivec_vpkuhss): Delete.
4822 (altivec_vpkuwss): Delete.
4823 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4825 (neg_eq0<mode>): Remove final condition.
4826 (neg_eq<mode>): Remove condition and split-condition.
4828 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4830 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4831 Use associated print macros.
4833 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4836 * diagnostic.c (diagnostic_set_info_translated): New function.
4837 (diagnostic_set_info): Use it. Add comment.
4838 * diagnostic.h (diagnostic_set_info_translated): Declare.
4840 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4842 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4843 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4844 reference only if 'public' is true.
4845 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4846 emit the .hidden directive only if the indirect reference is public.
4847 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4848 Pass it to dw2_force_const_mem.
4849 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4850 * dwarf2out.c (output_cfi): Adjust calls to above function.
4851 (output_call_frame_info): Likewise.
4852 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4853 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4855 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4857 PR tree-optimization/24483
4858 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4859 field to elts if possible.
4861 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4864 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4867 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4869 Fix PR tree-optimization/24351
4871 * tree-ssa-structalias.c (struct variable_info): Add
4873 (get_varinfo_fc): New function to follow collapsing.
4874 (new_var_info): Set collapsed_to to NULL.
4875 (dump_constraint): Follow collapsing.
4876 (build_constraint_graph): Handle collapsing.
4877 (do_simple_structure_copy): Return false if something bad
4879 (collapse_rest_of_var): New function.
4880 (do_structure_copy): Collapse if do_simple_structure_copy returns
4883 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4886 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4887 expressions to a statement list instead of gimplifying them.
4889 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4891 PR rtl-optimization/23585
4892 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4893 that can't trap plus a constant integer, if the mode has zero size.
4895 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4898 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4900 ("*insv<mode>_reg_extimm"): Likewise.
4902 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4905 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4906 c_common_type_for_mode returns an unnamed type.
4908 2005-11-02 Richard Henderson <rth@redhat.com>
4912 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4913 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4914 * function.c (assign_parms): Use calls.internal_arg_pointer.
4915 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4917 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4918 (TARGET_CALLS): Add it.
4919 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4920 * targhooks.c (default_internal_arg_pointer): New.
4921 * targhooks.h (default_internal_arg_pointer): Declare.
4922 * tree.h (dwarf2out_reg_save_reg): Declare.
4923 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4924 * config/i386/i386.c (dbx_register_map): Add return column.
4925 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4926 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4927 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4928 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4929 (ix86_save_reg): Save force_align_arg_pointer.
4930 (ix86_emit_save_regs): Make regno unsigned.
4931 (ix86_emit_save_regs_using_mov): Likewise.
4932 (ix86_expand_prologue): Handle force_align_arg_pointer.
4933 (ix86_expand_epilogue): Likewise.
4934 * config/i386/i386.h: (dbx_register_map): Update.
4935 (dbx64_register_map, svr4_dbx_register_map): Update.
4936 (struct machine_function): Add force_align_arg_pointer.
4937 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4938 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4939 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4941 2005-11-02 Jan Hubicka <jh@suse.cz>
4944 * i386.md: Add peep2 for simplyfing array accesses.
4946 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4949 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4950 * config/s390/s390.c (s390_decompose_shift_count): New function.
4951 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4952 (print_shift_count_operand): Use s390_decompose_shift_count.
4953 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4954 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4956 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4959 * loop.c (loop_givs_rescan): Use force_operand to expand
4962 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4965 * fold-const.c (build_range_check): Use unsigned when signed
4966 overflow is undefined also. If etype is subtype, make sure that
4967 the subtraction is in the supertype.
4969 2005-11-02 Richard Henderson <rth@redhat.com>
4972 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4975 2005-11-01 Richard Henderson <rth@redhat.com>
4978 * loop.c (scan_loop): Do not propagate computations to a hard
4979 register destination with SMALL_REGISTER_CLASSES.
4981 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4983 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4984 costs for MULT inside PLUS or MINUS.
4986 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4988 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4989 (TRAMPOLINE_SIZE): Round up to 60.
4990 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4992 2005-10-31 James E. Wilson <wilson@specifix.com>
4995 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4996 ifdef. Put ifdefs around call in gen_subprogram_die.
4997 (compute_frame_pointer_to_cfa_displacement): Likewise.
4998 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5001 PR rtl-optimization/17356
5002 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5003 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5005 2005-10-31 Jan Hubicka <jh@suse.cz>
5008 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5011 * i386.c (legitimize_pic_address): Deal with large immediates.
5014 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5015 from symbol names while computing checkup.
5018 * predict.c (predict_loops): Do not estimate more than
5019 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5020 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5022 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5024 PR tree-optimization/19097
5025 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5027 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5029 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5031 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5034 * tree-inline.c (setup_one_parameter): If the init_stmt
5035 is NULL, don't insert the statement.
5037 2005-10-30 Jan Hubicka <jh@suse.cz>
5039 PR tree-optimization/24172
5040 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5042 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5044 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5045 constants for hosts with long != 32 bits.
5047 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5050 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5052 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5054 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5055 (TARGET_MS1_16_002): New.
5056 (TARGET_MS1_16_003): New.
5058 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5059 ("*decrement_and_branch_until_zero_no_clobber"): New.
5060 Add corresponding splitter for decrement_and_branch_until_zero
5062 Key all decrement_and_branch_until_zero patterns off of
5065 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5068 * tree-complex.c (extract_component): Treat RESULT_DECL
5069 like the rest of the decls.
5071 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5073 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5074 indirect call to _mcount if the function needs a static chain.
5076 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5077 Caroline Tice <ctice@apple.com>
5079 PR rtl-optimization/24460
5080 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5081 (dwarf2out_switch_text_section): Set it to true instead of
5082 incrementing separate_line_info_table_in_use.
5083 (output_loc_list): Additionally test have_switched_text_sections.
5084 (output_ranges): Likewise.
5085 (dwarf2out_finish): Likewise.
5086 * varasm.c (assemble_start_function): Do not call
5087 insert_section_boundary_note.
5088 (assemble_end_function): If flag_reorder_blocks_and_partition,
5089 switch to the function's section before emitting the .size directive.
5090 * bb-reorder.c (insert_section_boundary_note): Staticify.
5091 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5092 * output.h (insert_section_boundary_note): Delete.
5094 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5097 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5098 instead of pointer equality when comparing types.
5100 2005-10-24 James E. Wilson <wilson@specifix.com>
5102 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5103 add_dependence_list_and_free calls.
5105 2005-10-24 Steven Bosscher <stevenb@suse.de>
5107 * contrib.texi: Add the names of the LLNL folks who donated
5108 Cray pointer support for gfortran.
5110 2005-10-24 Steven Bosscher <stevenb@suse.de>
5112 PR tree-optimization/24225
5113 * profile.c (branch_prob): Look from end to start through a
5114 basic block when looking for a locus.
5116 2005-10-24 Richard Henderson <rth@redhat.com>
5118 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5120 (hppa_expand_prologue): Likewise.
5122 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5124 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5125 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5126 * pa.h (NO_PROFILE_COUNTERS): Define.
5127 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5128 (funcdef_nos): New vector to hold label numbers of deferred profile
5130 (output_deferred_profile_counters): New function.
5131 (hppa_profile_hook): Push label number onto funcdef_nos.
5132 (pa_hpux_file_end): Call output_deferred_profile_counters if
5133 NO_DEFERRED_PROFILE_COUNTERS is false.
5135 * pa-protos.h (get_deferred_plabel): New prototype.
5136 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5138 (output_call): Adjust calls.
5140 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5142 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5143 peculiarity of GOT/TOC section usage.
5145 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5148 * c-common.c (constant_string_class_name): Add documentation.
5150 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5153 * recog.c (peephole2_optimize): Increment peep2_current_count
5154 only when the slot is empty.
5156 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5159 * except.c (output_function_exception_table): Call
5160 assemble_external_libcall if we need a personality function.
5162 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5164 PR rtl-optimization/24460
5165 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5166 set the basic block for barriers.
5168 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5170 * var-tracking.c (vt_initialize): Initialize post.
5172 2005-10-21 Devang Patel <dpatel@apple.com>
5175 * c-common.c (vector_types_convertible_p): Check vector element type.
5177 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5179 * config/sh/sh.c (prepare_move_operands): Handle the address
5180 constant which is a tls symbolic address plus a constant.
5182 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5185 * gcc.c (main): Use the correct counter for erroring out
5186 about mulitple files.
5188 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5191 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5192 use r2 for 64-bit tls .got access.
5194 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5196 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5199 2005-10-20 Steven Bosscher <stevenb@suse.de>
5201 PR tree-optimization/24307
5202 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5204 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5207 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5209 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5210 is ready, stop marking functions, but still mark variables.
5212 2005-10-20 Richard Guenther <rguenther@suse.de>
5215 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5218 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5220 PR rtl-optimization/23585
5221 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5222 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5223 (may_trap_p_1): New predicate extracted from...
5224 (may_trap_p): ... here. Invoke may_trap_p_1.
5225 (may_trap_or_fault_p): New predicate.
5226 * rtl.h (may_trap_or_fault_p): Declare it.
5227 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5228 instead of may_trap_p.
5229 (steal_delay_list_from_fallthrough): Likewise.
5230 (fill_simple_delay_slots): Likewise.
5231 (fill_slots_from_thread): Likewise.
5232 * function.c (pad_to_arg_alignment): Rework comment about
5233 SPARC_STACK_BOUNDARY_HACK.
5234 * config/sparc/sparc.h: Likewise.
5236 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5238 * config/s390/s390.c (s390_expand_insv): New.
5239 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5240 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5241 ("icm_hi"): Remove mode attribute.
5242 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5244 ("*extracthi", "*extractqi"): Remove.
5245 (extv<mode>", "*extzv<mode>"): New.
5246 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5247 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5249 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5251 * cfgexpand.c (discover_nonconstant_array_refs_r,
5252 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5253 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5254 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5255 discover_nonconstant_array_refs.
5257 2005-10-19 Steven Bosscher <stevenb@suse.de>
5260 * c-decl.c (pop_scope): Don't warn about an unused variable
5261 if it is marked with TREE_NO_WARNING.
5262 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5263 somenow mismatch and olddecl is to be replaced.
5265 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5268 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5269 whether registers live on the edge can be saved/restored.
5271 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5273 * config/sh/sh.c (fixup_mova): Skip notes.
5275 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5277 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5278 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5279 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5280 (s390_initial_elimination_offset): Likewise.
5281 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5282 register on TARGET_ZARCH targets.
5283 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5284 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5285 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5286 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5288 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5290 * config/s390/s390.md: Comment describing output modifiers updated.
5291 * config/s390/s390.c (print_operand): Likewise.
5293 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5295 * config/s390/s390.c (override_options): Added check for -mstack-size
5297 * doc/invoke.texi: Mention that limit in the documenation.
5299 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5302 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5304 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5306 Fix PR tree-optimization/24231
5308 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5309 (compute_avail): Ditto.
5311 2005-10-18 Richard Henderson <rth@redhat.com>
5314 * config/i386/i386.c (legitimate_constant_p): Check
5315 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5317 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5318 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5319 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5321 (print_operand_address): Likewise.
5322 * config/i386/predicates.md (x86_64_immediate_operand): Test
5323 SYMBOL_REF_TLS_MODEL properly inside CONST.
5324 (x86_64_zext_immediate_operand): Likewise.
5325 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5326 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5327 * config/i386/i386-protos.h: Remove predicates.md entries.
5329 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5331 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5332 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5334 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5335 Ian Lance Taylor <ian@airs.com>
5338 * fold-const.c (fold_widened_comparison): Do not allow range based
5339 constant folding when right operand cannot be unwidened.
5341 2005-10-17 Richard Henderson <rth@redhat.com>
5343 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5344 with a memory clobber.
5346 2005-10-17 James E Wilson <wilson@specifix.com>
5348 PR rtl-optimization/17356
5349 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5350 checking for EDGE_EH.
5352 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5354 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5355 the slot on an even boundary for any type with 16-byte alignment.
5357 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5360 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5361 after register allocation.
5363 2005-10-17 DJ Delorie <dj@redhat.com>
5365 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5368 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5371 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5374 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5376 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5377 to 2 if it's already non-zero.
5378 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5379 is set and warn about it if flag_schedule_insns is 1.
5381 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5383 * config/crx/crx.md: Compare-and-branch instructions need to
5386 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5389 * config/i386/i386.md (*pushdi2_rex64 splitter)
5390 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5391 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5392 flow2 pass only when (optimize > 0 && flag_peephole2).
5394 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5397 * gcc.c (have_c): New static variable.
5399 (process_command): Remove declation of have_c.
5400 Set have_o to 1 when handling -o.
5401 (main): Add a fatel error if there are multiple
5402 files specified and -o and -c/-S is passed witout
5403 -combine or multiple languages.
5405 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5407 Fix PR tree-optimization/22444
5408 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5409 Assert that we don't hit something with subvars.
5410 (setup_pointers_and_addressables): Don't add things with subvars,
5411 because we'll already process the subvars for aliasing purposes.
5413 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5416 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5417 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5418 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5419 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5420 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5421 swapped, alternatives for the R constraint.
5424 * builtins.c (get_builtin_sync_mode): Make unlimited
5425 mode_for_size request.
5427 2005-10-15 Richard Henderson <rth@redhat.com>
5429 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5430 (gimplify_expr): ... here.
5431 (gimplify_compound_lval): Use it in initial scan loop. Allow
5432 fb_lvalue in base expression.
5434 2005-10-15 Richard Henderson <rth@redhat.com>
5437 * builtins.c (expand_builtin_trap): Export.
5438 * expr.h (expand_builtin_trap): Declare.
5439 * expr.c (expand_assignment): Emit a trap for integral offsets
5440 from registers that weren't reduced to bitpos.
5442 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5443 (mark_array_ref_addressable): Remove.
5444 * tree-flow.h (mark_array_ref_addressable): Remove.
5445 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5447 2005-10-15 James E Wilson <wilson@specifix.com>
5450 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5451 (add_dependence_list_and_free): Likewise.
5452 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5455 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5459 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5460 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5462 (vrp_visit_phi_node): Only prevent infinite iterations when
5463 the previous result and the new result are both VR_RANGEs.
5465 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5467 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5470 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5473 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5476 2005-10-14 Per Bothner <per@bothner.com>
5478 PR preprocessor/21250
5479 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5481 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5484 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5485 overflow flags. Refactor some conditionals.
5487 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5490 * tree-dfa.c (add_referenced_var): Only look at decls which
5491 have TREE_CONSTANT or TREE_READONLY set instead of if
5492 !TREE_PUBLIC or !TREE_CONSTANT.
5494 2005-10-13 James E Wilson <wilson@specifix.com>
5496 * doc/invoke.texi: For -x, add f95-cpp-input.
5497 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5499 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5501 PR tree-optimization/24262
5502 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5503 in loop all the time.
5505 2005-10-12 Richard Henderson <rth@redhat.com>
5508 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5509 * function.c (assign_parm_find_data_types): Don't support it.
5510 * print-tree.c (print_node): Likewise.
5511 * c-common.c (handle_transparent_union_attribute): Likewise.
5512 Use build_duplicate_type.
5513 * tree-inline.c (remap_type_1): Split out of remap_type;
5514 properly remap aggregate fields.
5515 (build_duplicate_type): New.
5516 * doc/extend.texi (Variable Attributes): Remove documentation
5517 for transparent_union.
5519 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5522 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5523 (gen_stack_pointer_dec): Likewise.
5525 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5529 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5531 (struct cxx): Add adjust_class_at_definition target hook.
5532 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5533 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5534 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5535 hook_void_tree. Add to TARGET_CXX.
5536 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5538 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5539 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5540 instead of attribute. Check for dllexport override. Warn if
5541 inconsistent dll linkage. Don't lose old dllimport if decl has
5542 had address referenced. Tweak lookup of dllimport atribute.
5543 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5544 for target specific rules. Don't add dllimport attribute if
5545 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5546 dllimport attribute.
5547 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5548 * varasm.c (initializer_constant_valid_p): Replace
5549 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5553 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5554 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5555 (i[34567]86-*-mingw32*): Likewise.
5557 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5558 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5560 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5561 C++-specific code. Change return value to bool.
5562 (i386_pe_dllimport_p): Likewise.
5563 (associated_type): Simplify and make language-independent
5564 (i386_pe_encode_section_info): Replace override of ambiguous
5565 dllimport symbol refs with a gcc_assert.
5566 (i386_pe_valid_dllimport_attribute_p): Define.
5567 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5568 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5569 i386_pe_adjust_class_at_definition.
5570 * config/i386/winnt-stubs.c: New file. Define stub versions of
5571 lang-specific functions.
5572 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5573 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5574 i386_pe_adjust_class_at_definition.
5575 (i386_pe_valid_dllimport_attribute_p): Declare.
5576 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5577 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5578 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5581 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5582 dllimport attribute with test of DECL_DLLIMPORT_P.
5584 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5586 * combine.c (make_extraction): Correct offset computation.
5588 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5590 * config/cris/t-linux (LIMITS_H_TEST): Define.
5592 2005-10-12 Richard Henderson <rth@redhat.com>
5595 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5597 2005-10-12 Richard Guenther <rguenther@suse.de>
5599 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5601 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5604 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5605 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5608 2005-10-12 Richard Guenther <rguenther@suse.de>
5611 * varasm.c (output_constant): Correct typo from previous
5614 2005-10-11 Ian Lance Taylor <ian@airs.com>
5616 PR rtl-optimization/13931
5617 * combine.c: Revert patch of 2003-05-14, and:
5618 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5619 completely killed in the appropriate insn.
5620 (distribute_notes): Don't skip multiple hard register test for
5621 elim_i1 and elim_i2.
5623 2005-10-11 Richard Henderson <rth@redhat.com>
5626 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5627 to initialize a transparent union instead of a nop_expr.
5629 2005-10-11 Richard Henderson <rth@redhat.com>
5631 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5632 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5633 (tree_ssa_dce_loop): Call scev_reset.
5636 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5637 * tree-ssa-dce.c: Include cfgloop.h.
5638 (tree_ssa_dce_loop, pass_dce_loop): New.
5639 * tree-pass.h (pass_dce_loop): Declare it.
5640 * passes.c (init_optimization_passes): Use it.
5642 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5645 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5646 Only apply the optimization for rounding builtins if the inner
5647 cast is also an extension.
5649 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5652 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5653 mark_new_vars_to_rename instead of update_stmt.
5655 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5657 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5659 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5661 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5662 for setting MMX register to 0 rather than mmx.
5664 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5667 * configure.ac: Move gas check from mips specific case to common case.
5668 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5669 * configure: Regenerate
5670 * doc/install.texi: Update.
5672 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5675 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5677 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5679 * gcc.c (do_spec_1): Accept numeric characters in file name
5682 2005-10-10 Nick Clifton <nickc@redhat.com>
5684 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5685 describing the deleted arm_gen_rotated_half_load function.
5687 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5689 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5692 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5694 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5696 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5697 (EXTRA_MULTILIB_PARTS): Define.
5698 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5699 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5700 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5701 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5702 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5703 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5705 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimization/24226
5708 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5709 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5710 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5713 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5715 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5717 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5720 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5721 Rewrite for no need for the early clobber.
5723 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5725 Merge from csl-arm-branch:
5726 2005-09-07 Paul Brook <paul@codesourcery.com>
5727 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5730 2005-04-30 Paul Brook <paul@codesourcery.com>
5731 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5732 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5734 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5735 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5736 (arm_override_options): Use TARGET_AAPCS_BASED.
5737 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5738 (PTRDIFF_TYPE): Use int for AAPCS.
5739 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5740 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5741 (DEFAULT_SHORT_ENUMS): Delete.
5742 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5744 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5745 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5746 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5747 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5749 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5750 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5752 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5753 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5755 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5756 * config.gcc (arm*-*-linux-gnueabi): Add it.
5757 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5759 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5760 * config/arm/linux-eabi.h: New file.
5761 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5762 (LINUX_TARET_LINK_SPEC): Likewise.
5763 (LINK_SPEC): Use it.
5764 * config/arm/t-linux-eabi: New file.
5766 2005-10-08 Steven Bosscher <stevenb@suse.de>
5769 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5771 (PARAM_SMS_DFA_HISTORY): Likewise.
5773 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5776 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5777 (load_register_parameters): Call it.
5778 (check_sibcall_argument_overlap_1): Likewise.
5779 (store_one_arg): Likewise.
5781 2005-10-07 James E. Wilson <wilson@specifix.com>
5783 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5784 DImode not VECINT24 for operand 2.
5787 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5791 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5792 fr_spill): Use destination_operand for operand 0.
5794 2005-10-07 DJ Delorie <dj@redhat.com>
5796 * varasm.c (output_constant): Limit error to expanding
5799 2005-10-07 Richard Guenther <rguenther@suse.de>
5802 * fold-const.c (fold_binary): Fix operand types during folding
5803 of X op (A, Y). Evaluation order of the side-effects of
5804 X and A are frontend-defined, so ensure we honour that even for
5805 tcc_comparison class operands; eased by removing duplicate code.
5807 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5809 * stor-layout.c (layout_type): Do not allow alignment of array
5810 elements to be greater than their size.
5812 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5814 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5816 (hppa*-*-linux*): Ditto.
5817 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5818 * config/host-hpux.c: New.
5819 * config/x-hpux: New.
5820 * config/pa/x-hpux: Remove.
5821 * config/pa/x-linux: Remove.
5822 * config/pa/pa-host.c: Remove.
5824 2005-10-07 Jeff Law <law@redhat.com>
5826 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5827 determine whether or not to try and thread outgoing edges.
5829 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5831 * config/rs6000/rs6000.md (eqsi_power): New.
5832 (neg_eq0si): Add TARGET_POWER to final condition.
5835 2005-10-06 Richard Henderson <rth@redhat.com>
5837 * config/rs6000/rs6000.c: Revert last change.
5839 2005-10-06 Richard Henderson <rth@redhat.com>
5841 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5842 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5844 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5848 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5849 out return_label and naked_return_label.
5851 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5853 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5856 2005-10-06 Richard Henderson <rth@redhat.com>
5859 * tree-inline.c (declare_return_variable): Handle modify_dest not
5862 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5864 Fix PR tree-optimization/22488
5865 * tree-ssa-structalias.c (check_for_overlaps): New function.
5866 (create_variable_info_for): Use it.
5868 2005-10-06 Richard Henderson <rth@redhat.com>
5871 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5872 (dwarf2out_start_source_file): Print it.
5874 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5876 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5878 2005-10-06 Richard Henderson <rth@redhat.com>
5881 * mode-switching.c (optimize_mode_switching): Clear transp bit
5882 for block with incomming abnormal edges.
5884 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5885 (fpscr_set_from_mem): Use them.
5886 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5887 (fpscr postinc splitters): Rewrite as peephole2+split.
5889 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5891 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5892 (eq<mode>_compare): Same.
5894 2005-10-06 Richard Guenther <rguenther@suse.de>
5896 PR tree-optimization/24238
5897 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5899 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5901 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5902 here. Use AC_PATH_PROG for environment variables instead of
5904 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5906 * configure: Regenerated.
5908 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5911 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5912 then force it into a register.
5913 (call_value): Likewise.
5915 2005-10-06 Richard Henderson <rth@redhat.com>
5918 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5919 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5920 under pass_vectorize.
5922 2005-10-05 Devang Patel <dpatel@apple.com>
5925 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5926 handling constants. Check NAMESPACE_DECL context for constants.
5928 2005-10-05 Eric Christopher <echristo@apple.com>
5930 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5932 2005-10-05 Richard Henderson <rth@redhat.com>
5935 * tree-cfg.c (mark_array_ref_addressable_1): New.
5936 (mark_array_ref_addressable): New.
5937 * tree-flow.h (mark_array_ref_addressable): Declare.
5938 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5940 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5944 * reload.c (subst_reloads): When adding a REG_LABEL to a
5945 jump instruction, also update JUMP_LABEL.
5947 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5949 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5950 * bb-reorder.c (copy_bb_p): Use it.
5951 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5953 2005-10-05 Richard Henderson <rth@redhat.com>
5956 * toplev.c (process_options): Warn about unsupported combinations
5957 of unwind tables and omit-frame-pointer.
5958 * config/i386/i386.c (override_options): Similarly. Enable
5959 accumulate-outgoing-args if not explicitly disabled.
5961 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5963 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5964 Handle big endian vs. small endian.
5965 (vec_initv2sf): Handle big endian vs. small endian.
5966 (*vec_extractv2sf_1): Ditto.
5968 2005-10-05 Dale Johannesen <dalej@apple.com>
5970 * convert.c (convert_to_real): Don't convert
5971 (float)floor(double d) to floorf((float)d).
5973 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5975 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5977 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5979 PR tree-optimization/18587
5980 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5981 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5982 build_vuses): Change to VEC type.
5983 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5984 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5985 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5986 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5987 (get_name_decl): New. Return DECL_UID of base variable.
5988 (operand_build_cmp): New. qsort comparison routine.
5989 (operand_build_sort_virtual): New. Sort virtual build vector.
5990 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5991 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5992 (FINALIZE_BASE): Use get_name_decl.
5993 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5994 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5995 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5996 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5997 direct VEC_* manipulations.
5998 (build_ssa_operands): Call operand_build_sort_virtual.
5999 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6000 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6001 with direct VEC_* manipulations.
6002 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6003 with direct VEC manipulations.
6005 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6007 PR tree-optimization/21419
6008 PR tree-optimization/24146
6009 PR tree-optimization/24151
6011 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6012 (build_asm_expr): Call it if outputs are read-only.
6013 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6015 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6016 Paolo Bonzini <bonzini@gnu.org>
6020 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6021 enable the instructions and not just the built-ins.
6022 * doc/invoke.texi (x86 Options): Likewise.
6024 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6026 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6028 * doc/invoke.texi (Option Summary): Correct spelling
6029 of -mmacosx-version-min.
6031 2005-10-04 Devang Patel <dpatel@apple.com>
6033 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6036 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6038 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6039 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6041 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6043 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6044 ("TE","tg"): New mode attributes.
6045 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6046 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6047 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6048 dword_mode and one for GPRmode.
6050 2005-10-04 Ian Lance Taylor <ian@airs.com>
6052 PR preprocessor/13726
6053 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6054 any comments passed in.
6056 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6058 * tree.c (annotate_with_file_line): Fix typo.
6060 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6063 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6064 type used to access data in the inlined length == 1 case, use
6065 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6066 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6068 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6070 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6071 TARGET_SSE3 and only for TARGET_80387.
6072 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6073 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6074 Do not depend on TARGET_80387.
6076 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6078 * tree.c (last_annotated_node): Change type to location_t*.
6079 (annotate_with_file_line): Reflect the change of
6080 last_annotated_node type.
6082 2005-10-04 Richard Guenther <rguenther@suse.de>
6085 * c-decl.c (grokdeclarator): Don't write to fields
6088 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6091 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6093 * varasm.c (make_decl_rtl): If a register variable does not
6094 have a set user assmbler name, error out.
6095 Decode the asmspec is now name+1 bypassing '*'.
6097 2005-10-04 Steven Bosscher <stevenb@suse.de>
6099 PR tree-optimization/23049
6100 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6101 of a COND_EXPR is folded before calling fold on the whole rhs of a
6102 conditional assignment.
6103 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6104 document that a COND_EXPR may appear there.
6106 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6109 * tree-vrp.c (extract_range_from_assert): If the new numeric
6110 range created out of the assertion contradicts the existing
6111 numeric range of the ASSERT_EXPR variable, make the new range
6114 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6116 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6117 from T_REGS to FP register class.
6119 2005-10-03 Richard Henderson <rth@redhat.com>
6122 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6123 before creating a new one.
6125 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6127 * config/rs6000/t-aix43 (LDFLAGS): New.
6128 * config/rs6000/t-aix52 (LDFLAGS): New.
6130 2005-10-03 Ian Lance Taylor <ian@airs.com>
6132 * gimplify.c (find_single_pointer_decl_1): New static function.
6133 (find_single_pointer_decl): New static function.
6134 (internal_get_tmp_var): For a formal variable, set restrict base
6135 information if appropriate.
6136 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6138 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6139 (DECL_GET_RESTRICT_BASE): Define.
6140 (SET_DECL_RESTRICT_BASE): Define.
6141 (decl_restrict_base_lookup): Declare.
6142 (decl_restrict_base_insert): Declare.
6143 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6144 * tree.c (restrict_base_for_decl): New static variable.
6145 (init_ttree): Initialize restrict_base_for_decl.
6146 (copy_node_stat): Copy restrict base information.
6147 (decl_restrict_base_lookup): New function.
6148 (decl_restrict_base_insert): New function.
6149 (print_restrict_base_statistics): New static function.
6150 (dump_tree_statistics): Call print_restrict_base_statistics.
6152 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6155 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6156 case of anti-ranges.
6158 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6161 * c-typeck.c (tagged_tu_seen): Rename to ...
6162 (tagged_tu_seen_cache): this and add val field.
6163 (comptypes): Move functional to comptypes_internal
6164 and free tagged_tu_seen.
6165 (comptypes_internal): New function and call comptypes_internal
6166 instead of comptypes. Speed up by sibcalling
6167 tagged_types_tu_compatible_p.
6168 (alloc_tagged_tu_seen): New function
6169 (free_all_tagged_tu_seen_up_to): New function.
6170 (tagged_types_tu_compatible_p): Return the val of the seen two
6172 Add that the two types are the same to tagged_tu_seen_base
6173 if they are and call comptypes_internal instead of comptypes.
6174 <case UNION_TYPE>: Speed up common type where the fields are
6176 (function_types_compatible_p): Call comptypes_internal instead of
6178 (type_lists_compatible_p): Likewise.
6179 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6181 2005-10-02 Matthias Klose <doko@debian.org>
6183 * doc/invoke.texi: Fix typo and speling error.
6185 2005-10-01 Richard Henderson <rth@redhat.com>
6187 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6189 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6191 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6192 using --start-group and --end-group.
6194 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6196 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6197 FIXME note regarding quirky semantics.
6199 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6202 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6203 non-null range as a last resort.
6205 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6206 Diego Novillo <dnovillo@redhat.com>
6209 * tree-vrp.c (extract_range_from_assert): For !=
6210 assertions, only build an anti-range if LIMIT is a
6211 single-valued range.
6213 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6215 * arm.md (movqi): On thumb when optimizing, handle loading from
6216 memory by describing this as taking a subreg of a zero-extended load
6217 into an SImode register.
6220 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6222 * reload1.c (merge_assigned_reloads): Do not change any
6223 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6225 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6227 * Makefile.in (LIPO_FOR_TARGET): Define.
6228 (STRIP_FOR_TARGET): Define.
6230 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6231 before creating new ones. Do symlinks before creating the actual
6234 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6235 to work out which multilibs are actually being built.
6237 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6239 * tree-vect-transform.c, config/ms1/ms1.md,
6240 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6241 Follow spelling conventions.
6242 * doc/invoke.texi, doc/md.texi: Fix typos.
6244 2005-09-30 Andrew Macleod <amacleod@redat.com>
6246 PR tree-optimization/21430
6247 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6248 use operands, and set stmt pointer if need be.
6249 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6250 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6253 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6256 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6258 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6260 * optabs.c (expand_binop): Initialize first_pass_p.
6262 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6265 * c-decl.c (c_write_global_declarations_1): If any
6266 wrapup_global_declaration_2 call returned true, restart the loop.
6268 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6270 Fix PR tree-optimization/24117
6271 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6272 before considering whether to use anyoffset.
6274 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6278 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6280 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6282 (swap_commutative_operands_with_target): New.
6284 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6287 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6290 2005-09-29 Steven Bosscher <stevenb@suse.de>
6292 PR tree-optimization/23911
6293 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6294 and IMAGPART_EXPR too.
6296 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6299 * expmed.c (expand_shift): Move logic to reverse rotation
6300 direction when rotating by constants ...
6301 * optabs.c (expand_binop): ... here.
6302 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6303 (ix86_rotrdi3): New pattern.
6304 (rotldi3): Handle 32-bit mode.
6305 (ix86_rotldi3): New pattern.
6307 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6310 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6311 check for numbers that need no bit twiddle.
6313 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6315 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6316 multilib to be built.
6318 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6319 (stage1-start): Delete old libgcc and libunwind before moving
6320 anything into the stage directory.
6321 (stage2-start): Likewise.
6322 (stage3-start): Likewise.
6323 (stage4-start): Likewise.
6324 (stageprofile-start): Likewise.
6325 (stagefeedback-start): Likewise.
6326 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6327 header in tm_file and CPU-specific t-darwin in tmake_file.
6328 (i[34567]86-*-darwin*): Don't change tm_file.
6329 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6330 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6331 shared library stub for target OS version.
6332 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6333 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6334 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6335 (libgcc_s.%.dylib): New.
6337 (install-darwin-libgcc-stubs): New.
6338 (INSTALL_LIBGCC): New append.
6339 * config/i386/darwin-libgcc.10.4.ver: New.
6340 * config/i386/darwin-libgcc.10.5.ver: New.
6341 * config/i386/t-darwin: New.
6342 * config/rs6000/darwin-libgcc.10.4.ver: New.
6343 * config/rs6000/darwin-libgcc.10.5.ver: New.
6344 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6345 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6347 2005-09-28 Paul Brook <paul@codesourcery.com>
6349 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6352 2005-09-28 Richard Guenther <rguenther@suse.de>
6354 PR tree-optimization/23853
6355 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6356 host_integerp to verify misalignment value.
6358 2005-09-28 Richard Henderson <rth@redhat.com>
6360 * builtins.c (get_builtin_sync_mode): New.
6361 (expand_builtin_sync_operation): Pass in mode argument.
6362 (expand_builtin_compare_and_swap): Likewise.
6363 (expand_builtin_lock_test_and_set): Likewise.
6364 (expand_builtin_lock_release): Likewise.
6365 (expand_builtin): Update to match.
6367 2005-09-28 Nick Clifton <nickc@redhat.com>
6369 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6370 formatting. Add check to PLUS case to ensure that the offset is
6371 within an acceptable range.
6373 * config/v850/v850.md (casesi): Disable the generation of the
6374 switch pattern as it is not being handled properly at the moment.
6376 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6377 for when the high words are identical.
6379 2005-09-27 Richard Henderson <rth@redhat.com>
6381 * pretty-print.c (pp_base_format): Fix typo for %>.
6383 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6384 Devang Patel <dpatel@apple.com>
6386 PR tree-optimization/23625
6387 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6388 LABEL_EXPR, assertion check.
6390 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6392 * optabs.c (no_conflict_move_test): Check if a result of a
6393 to-be-moved insn would be clobbered by an originally
6396 2005-09-27 Jeff Law <law@redhat.com>
6398 * passes.c (init_optimization_passes): Replace copy propagation
6399 passes immediately after DOM with phi-only copy propagation
6400 pases. Add phi-only copy propagation pass after first DOM pass.
6401 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6402 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6403 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6404 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6405 to init_copy_prop. Callers updated.
6406 (do_phi_only_copy_prop): New function.
6407 (pass_phi_only_copy_prop): New pass descriptor.
6409 2005-09-27 Nick Clifton <nickc@redhat.com>
6411 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6413 2005-09-26 Jason Merrill <jason@redhat.com>
6416 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6418 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6420 2005-09-26 James E Wilson <wilson@specifix.com>
6422 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6423 copyright. Add gcc copyright plus libgcc exception.
6424 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6426 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6428 2005-09-26 Jeff Law <law@redhat.com>
6430 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6431 about when to iterate.
6433 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6436 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6437 for __complex__ double in -mcpu=G5 mode.
6439 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6441 PR tree-optimization/23942
6442 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6443 * tree-scalar-evolution.c: Include params.h.
6445 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6446 follow_ssa_edge_in_condition_phi_branch,
6447 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6448 Change return type to t_bool. Use a parameter to limit the size of
6449 trees that are walked before stopping
6450 (analyze_evolution_in_loop): Initialize the limit to 0.
6451 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6452 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6454 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6457 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6458 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6460 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6462 * combine.c (make_extraction): Check for valid use of subreg.
6464 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6467 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6468 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6469 ("fist<mode>2_with_temp"): Use only register operands.
6471 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6473 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6474 CALL_INSN_FUNCTION_USAGE.
6476 2005-09-26 Richard Guenther <rguenther@suse.de>
6479 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6480 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6481 (ldst_entry): Use the hashtable instead of list-walking.
6482 (find_rtx_in_ldst): Likewise.
6483 (free_ldst_entry): Free the hashtable.
6484 (compute_ld_motion_mems): Create the hashtable.
6485 (trim_ld_motion_mems): Remove entry from hashtable if
6486 removing it from list.
6487 (compute_store_table): Likewise^2.
6488 (store_motion): Free hashtable in case we did not see
6491 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6493 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6494 and arg1 if we are passing them to fold_build2.
6496 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6499 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6502 2005-09-25 Richard Henderson <rth@redhat.com>
6504 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6505 SYMBOL_REF_TLS_MODEL to be correct.
6507 2005-09-24 Richard Henderson <rth@redhat.com>
6509 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6510 end of function. Reindent.
6512 2005-09-24 Ian Lance Taylor <ian@airs.com>
6514 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6515 NEGATE_EXPR/BIT_NOT_EXPR case.
6517 2005-09-24 Richard Henderson <rth@redhat.com>
6519 * c-common.c (handle_mode_attribute): When not modifying in place,
6520 create subtypes for enumerations.
6521 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6522 * gimplify.c (create_tmp_from_val): Likewise.
6524 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6526 * config/i386/i386.md (*tls_global_dynamic_64,
6527 *tls_local_dynamic_base_64): Add missing mode to call.
6528 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6530 2005-09-24 Jan Hubicka <jh@suse.cz>
6532 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6533 (cgraph_clone_node): Likewise.
6534 * cgraph.h (cgraph_clone_edge): Update prototype.
6535 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6536 duplicated prototypes; add updating argument.
6537 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6538 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6540 (cgraph_mark_inline_edge): Likewise.
6541 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6542 (cgraph_flatten_node): Likewise.
6543 (cgraph_decide_recursive_inlining): Likewise.
6544 (cgraph_decide_inlining_of_small_function): Likewise.
6545 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6547 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6548 Pete Steinmetz <steinmtz@us.ibm.com>
6550 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6551 (rldic.): Set type to "compare".
6553 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6554 mfjmpr for MFCTR/MFLR.
6555 (movdf_hardfloat64): Same.
6556 (movdf_softfloat64): Same. Correct order of store and move types.
6557 (movti_string): Set type to store_ux/load_ux.
6558 (load_multiple): Set type to load_ux.
6559 (store_multiple): Set type to store_ux.
6560 (movmemsi): Set type to store_ux.
6561 (output_cbranch direct_return): Set type to jmpreg.
6562 (stmw): Set type to store_ux.
6563 (lmw): Set type to load_ux.
6564 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6565 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6566 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6567 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6568 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6569 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6570 (rios1-fpstore): Increase latency to 3.
6571 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6572 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6574 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6575 Andrew Pinski <pinskia@physics.uc.edu>
6577 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6578 operand2 constraint to "b".
6579 (sync_<fetchop_name>di_internal): Same.
6580 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6582 (sync_old_<fetchop_name>di_internal): Same.
6583 (sync_new_<fetchop_name>si_internal): Same.
6584 (sync_new_<fetchop_name>di_internal): Same.
6586 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6589 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6590 case, define as macros.
6592 PR rtl-optimization/23837
6593 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6594 clobber / clobber match between dest and p->first.
6596 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6597 (no_conflict_move_test): Update comments.
6599 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6601 * doc/install.texi: Update URL for Jacks.
6602 * doc/sourcebuild.texi: Likewise.
6604 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6607 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6608 registers when choosing register preferences.
6609 (movdf_hardfloat64): Same.
6611 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6613 * expmed.c (expand_shift): Don't use the target of the rotate as
6614 target for the first expanded shift insn.
6615 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6617 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6619 PR tree-optimization/22438
6620 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6621 preserved iv rhs rewriting specially.
6623 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6625 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6626 estimate_only is true.
6627 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6628 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6629 tree-ssa-structalias.c
6630 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6631 ref_contains_indirect_ref.
6632 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6634 2005-09-21 DJ Delorie <dj@redhat.com>
6636 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6638 (mn10300_return_in_memory): Support variable size types also.
6639 (mn10300_pass_by_reference): Likewise.
6640 (mn10300_function_value): New.
6641 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6642 (FUNCTION_OUTGOING_VALUE): Likewise.
6643 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6644 * doc/invoke.texi: Document it.
6646 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6649 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6650 force integer op1 into register for XFmode compares.
6652 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6655 * expmed.c (alg_code): Add alg_impossible.
6656 (alg_hash_entry): Add cost.
6657 (synth_mult): Record alg_impossible in the hash table if
6658 multiplication by a given integer is impossble within the
6659 limit. Speed up using alg_impossible.
6661 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6663 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6664 argument. Allow and set any offset if needs_anyoffset is passed
6666 (get_constraint_for): Add argument here too.
6668 (do_structure_copy): Pass NULL to get_constraint_for.
6669 (handle_ptr_arith): Ditto.
6670 (find_func_aliases): Ditto.
6672 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6674 PR rtl-optimization/23898
6675 * output.h (get_attr_min_length): Declare.
6676 * final.c (get_attr_length_1): New function, broken out of:
6678 (get_attr_min_length): New function.
6679 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6680 (duplicate_computed_gotos): Likewise.
6681 * genattr.c (insn_min_length): Generate declaration.
6682 * genattrtab.c (min_fn, min_attr_value): New functions.
6683 (make_length_attrs): Generate insn_min_length.
6685 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6687 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6689 2005-09-20 Richard Henderson <rth@redhat.com>
6691 PR tree-optimization/24059
6692 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6695 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6697 * c.opt (fextended-identifiers): New.
6698 * c-opts.c (c_common_handle_option): Handle
6699 -fextended-identifiers.
6700 * doc/cpp.texi: Update documentation of extended identifiers.
6701 * doc/cppopts.texi (-fextended-identifiers): Document.
6703 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6705 PR tree-optimization/23929
6706 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6709 PR tree-optimization/23818
6710 * tree-stdarg.c (execute_optimize_stdarg): Call
6711 calculate_dominance_info.
6713 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6715 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6716 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6717 (compute_overlap_steps_for_affine_1_2): Use
6718 get_number_of_iters_for_loop.
6719 (analyze_subscript_affine_affine): Check whether difference is
6721 Use get_number_of_iters_for_loop.
6722 Check whether overlap occurs outside of bounds.
6723 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6725 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6727 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6728 base register if possible.
6730 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6732 PR tree-optimization/18463
6733 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6734 converting it directly is not possible.
6735 (chrec_convert_aggressive): New function.
6736 * tree-chrec.h (chrec_convert_aggressive): Declare.
6737 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6738 Fold chrec conversions aggressively if asked to.
6739 (instantiate_parameters): Modified because of changes in
6740 instantiate_parameters_1.
6742 2005-09-19 Richard Henderson <rth@redhat.com>
6744 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6745 (reduc_splus_v2df): New.
6747 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6749 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6750 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6752 2005-09-19 Richard Henderson <rth@redhat.com>
6754 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6757 2005-09-19 Richard Henderson <rth@redhat.com>
6759 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6760 (ia64_expand_dot_prod_v8qi): New.
6761 * config/ia64/ia64-protos.h: Update.
6762 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6763 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6764 sdot_prodv8qi, sdot_prodv4hi): New.
6765 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6767 2005-09-19 Richard Henderson <rth@redhat.com>
6770 * real.c (exact_real_truncate): Return false if the format cannot
6771 represent the number as a normal.
6773 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6774 for a memory source.
6776 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6778 * tree-ssa-operands.c (swap_tree_operands): Export.
6779 * tree.h (swap_tree_operands): Declare.
6780 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6781 Call swap_tree_operands.
6783 2005-09-19 Richard Henderson <rth@redhat.com>
6785 * tree-flow.h (merge_alias_info): Declare.
6786 * tree-ssa-copy.c (merge_alias_info): Export.
6787 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6788 (vect_create_data_ref_ptr): Use create_iv directly.
6789 (vectorizable_load): Use correct types for integer constants.
6790 (vect_generate_tmps_on_preheader): Likewise.
6791 (vect_gen_niters_for_prolog_loop): Likewise.
6793 2005-09-19 Steven Bosscher <stevenb@suse.de>
6795 PR rtl-optimization/23943
6796 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6798 2005-09-18 Jan Hubicka <jh@suse.cz>
6800 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6802 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6804 * varasm.c (output_constant): Do not abort on conversions to union
6805 types between different sizes.
6807 2005-09-18 Richard Guenther <rguenther@suse.de>
6810 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6813 2005-09-18 Paul Brook <paul@codesourcery.com>
6815 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6817 2005-09-17 Richard Henderson <rth@redhat.com>
6819 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6820 * tree-ssa-loop.c (pass_vect_dce): Remove.
6821 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6824 2005-09-17 Richard Henderson <rth@redhat.com>
6826 * tree-pass.h (pass_vect_dce): Declare.
6827 * passes.c (init_optimization_passes): Add it.
6828 * tree-flow.h (tree_ssa_dce): Declare.
6829 * tree-ssa-dce.c (tree_ssa_dce): Export.
6830 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6831 (gate_tree_vectorize): ... here.
6832 (pass_vect_dce): New.
6834 2005-09-17 Jan Hubicka <jh@suse.cz>
6836 * except.c (struct eh_status): Turn region_array into vec.
6837 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6838 convert_from_eh_region_ranges, find_exception_handler_labels,
6839 current_function_has_exception_handlers, assign_filter_values,
6840 build_post_landing_pads, dw2_build_landing_pads,
6841 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6842 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6843 foreach_reachable_handler, can_throw_internal_1,
6844 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6846 (duplicate_eh_region_1): Update region_array.
6847 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6849 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6852 * expmed.c (expand_mult): Substitute simple register for op0 when
6855 2005-09-17 Richard Henderson <rth@redhat.com>
6857 * expr.c (emit_move_via_integer): Add force argument, pass it on
6858 to emit_move_change_mode. Update callers.
6859 (emit_move_complex): Pass true to new force argument.
6860 * function.c (expand_function_end): Move expand_eh_return call
6861 earlier. Merge sub-word complex values into a pseudo before
6862 copying to the return hard register.
6864 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6866 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6867 between different sizes.
6869 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6873 * passes.c (init_optimization_passes): Register dump files for
6876 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6878 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6879 * config/s390/s390.c (s390_overlap_p): New function.
6880 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6881 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6884 2005-09-16 Richard Guenther <rguenther@suse.de>
6886 * ipa-pure-const.c (static_execute): Free auxiliar information.
6887 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6888 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6890 2005-09-15 DJ Delorie <dj@redhat.com>
6892 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6894 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6896 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6898 (swap_commutative_operands_with_target): New.
6900 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6902 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6905 (estimate_iters_using_array): New function.
6906 * tree-data-ref.h (estimate_iters_using_array): Prototype
6907 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6908 Use estimate_iters_using_array instead of analyze_array.
6910 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6912 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6915 2005-09-15 Michael Matz <matz@suse.de>
6917 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6919 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6921 PR tree-optimization/23835
6922 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6923 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6925 2005-09-14 Richard Henderson <rth@redhat.com>
6927 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6928 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6930 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6932 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6933 in the ARRAY_TYPE case.
6935 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6937 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6939 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6942 * tree-vect-transform.c (vectorizable_operation): Return false for
6943 scalar shift operations and for vector shift operations with
6944 non-invariant shift arguments. Use scalar tree operand op1 as
6945 a shift operand when vector shift insn pattern uses scalar shift
6947 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6949 2005-09-14 Olivier Hainque <hainque@adacore.com>
6951 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6952 value if it has side-effects.
6954 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6957 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6959 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6961 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6962 passed as NAME as if it were label at start of function code.
6964 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6966 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6969 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6971 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6972 as early clobber. Rewrite so the PIC register is not implicitly used.
6974 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6976 * tree.c (annotate_with_file_line): Compare line numbers before
6979 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6982 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6983 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6985 2005-09-13 Ian Lance Taylor <ian@airs.com>
6987 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6988 than a HOST_WIDEST_INT to gen_doloop_begin.
6990 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6992 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6994 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6996 PR tree-optimize/23817
6997 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6999 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7002 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7003 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7004 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7005 (restore_stack_nonlocal): Likewise.
7006 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7008 2005-09-12 Ian Lance Taylor <ian@airs.com>
7011 * c.opt (ffriend-injection): New C++ option.
7012 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7013 (C++ Dialect Options): Document -ffriend-injection.
7015 2005-09-12 Josh Conner <jconner@apple.com>
7018 * ipa-reference.c (static_execute): Don't mark variables in
7019 named sections TREE_READONLY.
7021 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7023 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7026 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7028 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7029 V_MUST_DEF instead of just the first_use_p.
7030 Don't mark the virtual variables for renaming on the statement which
7032 (pass_dse): Remove TODO_update_ssa.
7034 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7037 * stor-layout.c (compute_record_mode): For records with a single
7038 field, actually check the field's mode size against the type size.
7040 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7041 registers for TARGET_SHMEDIA.
7042 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7043 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7044 of GENERAL_REGS and FP_REGS.
7046 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7048 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7050 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7052 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7053 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7054 are omitted. Exclude stack_tie insn too.
7056 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7058 PR rtl-optimization/23098
7059 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7061 * config/rs6000/rs6000.md (movdf splitter): Use
7062 const_double_operand predicate for TARGET_POWERPC64.
7063 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7064 SYMBOL_REF method to ABI_V4.
7066 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7067 replace_equiv_address.
7068 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7069 rs6000_sr_alias_set and MEM_NOTRAP.
7070 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7072 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7074 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7075 handle CALL_EXPR again.
7077 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7079 * arm/predicates.md (alignable_memory_operand): Delete.
7081 2005-09-10 Richard Henderson <rth@redhat.com>
7084 * dbxout.c (dbxout_expand_expr): New.
7085 (dbxout_symbol): Use it.
7087 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7089 * arm.c (arm_gen_rotated_half_load): Delete.
7090 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7091 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7092 (thumb_set_return_address): Likewise.
7093 (thumb_load_double_from_address): Use adjust_address.
7094 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7095 (extendhsisi2_mem, movhi_bytes): Use change_address.
7096 (movhi): Use widen_memory_access.
7097 (reload_out_df): Use replace_equiv_address.
7098 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7100 2005-09-09 Richard Henderson <rth@redhat.com>
7103 * dbxout.c: Include expr.h.
7104 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7105 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7106 * Makefile.in (dbxout.o): Add EXPR_H.
7108 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7110 PR tree-optimization/23509
7111 * tree-cfg.c (replace_uses_by): Use replace_exp.
7112 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7113 pointers have name_mem_tag or type_mem_tag set.
7115 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7117 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7118 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7119 of wrongly accessing operands.
7121 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7123 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7124 * tree-chrec.c: Include tree-scalar-evolution.h.
7125 (chrec_convert): Instantiate the base and step before calling
7126 scev_probably_wraps_p that would fail on parametric evolutions.
7127 Collect all the fails into a single section failed_to_convert,
7128 print a diagnostic, and return chrec_dont_know instead of calling
7130 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7131 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7133 (scev_const_prop): Don't replace the definition of a loop closed ssa
7134 phi node by itself, or by another loop closed ssa phi node.
7135 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7136 that base and step are defined.
7138 2005-09-09 Richard Guenther <rguenther@suse.de>
7141 * fold-const.c (fold_ternary): Check truth_value_p before
7142 calling invert_truthvalue.
7144 2005-09-09 Nick Clifton <nickc@redhat.com>
7146 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7147 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7148 dimension of these arrays.
7149 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7151 * longlong.h: Only provide a prototype for the __clz_tab[] array
7152 if this header has not been included from libgcc2.h.
7153 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7155 Provide prototypes for exported functions.
7156 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7159 2005-09-08 Josh Conner <jconner@apple.com>
7163 * expr.c (expand_expr_addr_expr_1): Don't invoke
7164 expand_simple_binop for EXPAND_INITIALIZER.
7166 2005-09-08 Richard Henderson <rth@redhat.com>
7169 * toplev.c (wrapup_global_declaration_1): Split out ...
7170 (wrapup_global_declaration_2): ... from ...
7171 (wrapup_global_declarations): ... here. Return bool.
7172 (check_global_declaration_1): Split out ...
7173 (check_global_declarations): from here.
7174 (emit_debug_global_declarations): New.
7175 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7176 check_global_declaration_1, emit_debug_global_declarations): Declare.
7177 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7178 of decls. Call wrapup_global_declaration_1,
7179 wrapup_global_declaration_2, check_global_declaration_1 directly.
7180 (c_write_global_declarations_2): New.
7182 (c_write_global_declarations): Call c_write_global_declarations_2.
7183 * langhooks.c (write_global_declarations): Call
7184 emit_debug_global_declarations.
7186 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7187 remove decls that have DECL_RTL_SET_P.
7188 * passes.c (rest_of_decl_compilation): Invoke
7189 cgraph_varpool_finalize_decl for all but functions.
7191 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7193 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7194 the result of a conversion if the new min and max cannot be compared.
7196 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7198 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7199 (override_options): Setting s390_sr_alias_set removed.
7200 (save_fpr, save_gprs): Set alias set to vararg or frame.
7201 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7202 s390_sr_alias_set with get_frame_alias_set ().
7203 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7204 get_varargs_alias_set ().
7206 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7210 * c-parser.c (c_parser_objc_method_definition): If the next
7211 token is not "{", error out and don't start the function.
7213 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7215 * tree-vrp.c (extract_range_from_expr): Move the check for non
7216 nullness after the check for gimple invariant.
7218 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7220 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7222 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7225 * config/m32r.md (movmemsi_internal): Canonicalize order of
7226 operands in PLUS component of template.
7228 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7230 * reload1.c (fixup_eh_region_note): Remove assertion.
7231 (fixup_abnormal_edges): Reverted removal of call to
7232 find_many_sub_basic_blocks made on 2005-08-31.
7234 2005-09-07 Richard Henderson <rth@redhat.com>
7236 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7237 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7238 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7239 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7240 rearrange for better packing.
7241 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7242 (lookup_cfa_1): Remove inline marker.
7243 (cfa_equal_p): Split out of ...
7244 (def_cfa_1): ... here. Use INVALID_REGNUM.
7245 (build_cfa_loc): Handle !cfa->indirect.
7246 (frame_pointer_cfa_offset): New.
7247 (dbx_reg_number): Assert register elimination performed; do
7248 leaf register remapping.
7249 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7250 (eliminate_reg_to_offset): New.
7251 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7252 for verifiably local stack frame addresses; re-base to CFA.
7253 (mem_loc_descriptor): Remove can_use_fbreg argument.
7254 (concat_loc_descriptor, loc_descriptor): Likewise.
7255 (containing_function_has_frame_base): Remove.
7256 (rtl_for_decl_location): Don't do register elimination or
7257 leaf register remapping here.
7258 (secname_for_decl): Split out from ..
7259 (add_location_or_const_value_attribute): ... here.
7260 (convert_cfa_to_loc_list): New.
7261 (compute_frame_pointer_to_cfa_displacement): New.
7262 (gen_subprogram_die): Use them.
7263 * tree.h (frame_base_decl): Remove.
7264 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7265 (prologue_stack_adjust): Remove.
7266 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7267 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7268 (set_frame_base_location): Remove.
7269 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7270 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7271 (vt_add_function_parameters): Don't eliminate_regs.
7272 (vt_initialize): Don't create frame_base_decl.
7274 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7276 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7277 version of GNU binutils for 4.x and later.
7279 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7281 * ggc-page.c (ggc_push_context): Remove.
7282 (ggc_pop_context): Likewise.
7283 * ggc.h (ggc_push_context): Remove.
7284 (ggc_pop_context): Likewise.
7286 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7289 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7290 returning from an interrupt handler.
7292 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7295 * config/arc/arc.c (output_shift): Add check for loop count when
7298 2005-09-06 Steven Bosscher <stevenb@suse.de>
7300 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7302 (abs_replacement): Likewise.
7303 (pass_phiopt): Remove TODO_update_ssa.
7305 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7308 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7309 if "return with no value, in function returning non-void" warning
7311 * tree-cfg.c (execute_warn_function_return): Don't look at
7312 RETURN_EXPRs with TREE_NO_WARNING set.
7315 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7316 for internal functions doesn't use registers used by global registers
7317 variables. Use fewer register parameters if there are global register
7320 2005-09-06 Olivier Hainque <hainque@adacore.com>
7321 Eric Botcazou <ebotcazou@adacore.com>
7324 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7325 when we would be extracting outside its bit span (bitpos+bitsize
7326 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7327 Ada unchecked conversions.
7329 2005-09-06 Steven Bosscher <stevenb@suse.de>
7331 * tree-ssa-pre.c (try_look_through_load): New function.
7332 (compute_avail): Use it to try to look through loads for some
7333 more useful expressions.
7335 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7337 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7338 condition for detecting cases like (a&a) and (a^a).
7340 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7342 * common.opt: Add option ftree-vect-loop-version.
7343 * params.def: Add --param vect-max-version-checks.
7344 * doc/invoke.texi: Document ftree-vect-loop-version and
7345 --param vect-max-version-checks.
7346 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7347 may_misalign_stmts and defines for accessors.
7348 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7349 LOOP_VINFO_MAY_MISALIGN_STMTS.
7350 (destroy_loop_vec_info): VEC_free for
7351 LOOP_VINFO_MAY_MISALIGN_STMTS.
7352 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7353 Update documentation.
7354 (vect_update_misalignment_for_peel): New.
7355 (vect_enhance_data_refs_alignment): Update to choose loop
7356 peeling or loop versioning if appropriate for the (potentially)
7357 unaligned data references in the loop.
7358 (vect_analyze_data_refs_alignment): Remove call to
7359 vect_enhance_data_refs_alignment so the checks can be done
7361 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7362 and move up call to vect_analyze_data_refs_alignment.
7363 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7364 (vect_transform_loop): Add call to loop_version.
7366 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7368 PR rtl-optimization/23098
7369 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7370 * simplify-rtx.c (constant_pool_reference_p): New function.
7371 * rtl.h (constant_pool_reference_p): New prototype.
7372 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7373 constant_pool_reference_p in condition and
7374 avoid_constant_pool_reference in preparation statements.
7376 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7378 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7379 STRICT_LOW_PART SETs.
7381 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7384 * except.c (sjlj_emit_function_enter): Find the function begin
7385 note even when it's not in first basic block.
7387 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7389 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7390 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7391 * aclocal.m4: Regenerate.
7393 2005-09-05 DJ Delorie <dj@redhat.com>
7395 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7398 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7400 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7401 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7402 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7403 Follow spelling conventions.
7404 * doc/invoke.texi: Follow spelling conventions.
7406 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7408 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7409 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7410 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7412 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7415 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7416 (output_stack_adjust): Use gen_tmp_stack_mem.
7417 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7418 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7419 (sh_get_pr_initial_val): Likewise.
7420 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7421 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7422 * sh.md (divsi_inv_m0): Use gen_const_mem.
7423 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7424 (movdf_i4+1): Use gen_tmp_stack_mem.
7425 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7426 (fpu_switch+2): Likewise.
7427 (movv4sf_i, movv16sf_i): Use adjust_address.
7428 (symGOT_load): Set MEM_NOTRAP_P bit.
7430 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7433 * pa.c (emit_move_sequence): Fix typo in last change.
7435 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7437 PR rtl-optimization/23454
7438 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7441 2005-09-03 Richard Henderson <rth@redhat.com>
7442 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7445 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7448 2005-09-02 Nicolas Pitre <nico@cam.org>
7450 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7451 to bit_count to 32 bits.
7453 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7456 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7457 generating synthetic loads from volatile lvalues.
7459 005-09-02 Nick Clifton <nickc@redhat.com>
7461 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7462 __ctzhi2, __clzhi2): New functions.
7464 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7467 * tree-nested.c (struct var_map_elt): Mark with GTY.
7468 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7470 (lookup_field_for_decl): Allocate new element in GC memory.
7471 (lookup_tramp_for_decl): Likewise.
7472 (convert_nl_goto_reference): Likewise
7473 (create_nesting_tree): Allocate info in GC memory. Likewise for
7475 (free_nesting_tree): Free with ggc_free instead of free.
7476 (root): New static variable.
7477 (lower_nested_functions): Remove root as local variable. And zero out
7478 root at the end of the function.
7480 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7482 PR rtl-optimization/20365
7483 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7484 to short. New member ix.
7485 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7486 (simplify_plus_minus): Initialize ix members before calling qsort.
7488 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7490 PR tree-optimization/23626
7491 * tree-cfg.c (replace_uses_by): Clean up eh info.
7493 2005-09-01 DJ Delorie <dj@redhat.com>
7495 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7498 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7500 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7501 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7504 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7506 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7507 do not issue warning for a variable definition following
7510 2005-09-01 Richard Henderson <rth@redhat.com>
7513 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7514 conversion to CONST_VECTOR.
7516 2005-09-01 Richard Henderson <rth@redhat.com>
7519 * reload1.c (reload_as_needed): Check !CALL_P before calling
7520 fixup_eh_region_note.
7521 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7523 2005-09-01 DJ Delorie <dj@redhat.com>
7525 * varasm.c (output_constant): Let the target resolve
7526 conversions of addresses to non-default pointer sizes.
7528 2005-09-01 Nicolas Pitre <nico@cam.org>
7530 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7531 to alow matching ARM pre-indexed addressing mode.
7532 (arm_override_options): Remove now irrelevant comment.
7534 2005-09-01 Phil Edwards <phil@codesourcery.com>
7536 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7537 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7538 * config/i386/vxworks.h: Likewise.
7539 * config/i386/t-vxworksae: New file, for VxWorks AE.
7540 * config/i386/vxworksae.h: Likewise.
7542 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7544 PR tree-optimization/23410
7545 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7546 sequence is not wrapping during the first step.
7548 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7551 * dwarf2out.c (base_type_die): Compare char_type_node with
7552 TYPE_MAIN_VARIANT (type), not type.
7554 2005-09-01 Richard Guenther <rguenther@suse.de>
7556 PR tree-optimization/15366
7557 * common.opt: Add -finline-functions-called-once.
7558 Put -fearly-inlining in alphabetically ordered place.
7559 * doc/invoke.texi: Document new option.
7560 * ipa-inline.c (cgraph_decide_inlining): Honour
7561 flag_inline_functions_called_once.
7563 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7565 PR rtl-optimization/23478
7566 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7567 (alloc_qty): Initialize it.
7568 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7569 (combine_regs): Combine also n_throwing_calls_crossed fields.
7570 (find_free_reg): Don't attempt to caller-save pseudos crossing
7571 calls that might throw.
7572 * global.c (struct allocno): Add throwing_calls_crossed field.
7573 (global_alloc): Revert 2005-08-22 change. Initialize
7574 throwing_calls_crossed.
7575 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7578 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7581 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7582 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7583 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7584 (and64_2_operand): Tweak to use predicate.
7585 (and_operand): Adjust for mask_operand changes.
7586 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7587 (print_operand): Likewise.
7588 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7589 (mask64_1or2_operand): Delete.
7590 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7591 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7592 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7593 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7594 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7595 (rotldi3_internal4): Likewise.
7596 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7597 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7598 (ashldi3_internal7): Likewise.
7599 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7600 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7601 (anddi3 split): Don't match mask64_operand.
7602 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7603 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7604 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7605 't' splitter predicate.
7606 (movdi_internal64 + 2): Revert 2005-06-11 change.
7608 2005-08-31 DJ Delorie <dj@redhat.com>
7610 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7611 (m32c_asm_integer): Add support for 32 bit pointers.
7613 2005-08-31 Richard Henderson <rth@redhat.com>
7615 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7616 component-like references for setting MEM_NOTRAP_P.
7618 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7619 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7621 2005-08-31 Richard Henderson <rth@redhat.com>
7623 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7624 into a pseudo before applying gen_lowpart.
7626 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7628 * doc/install.texi (Specific): Update cctools version required
7629 for full functionality.
7630 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7631 linkers as -macosx_version_min.
7633 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7636 * sh.c (print_operand, %R and %S): Add handling of floating point
7637 registers, memory, constants and invalid operands.
7639 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7641 * ipa-pure-const.c: Change dump name.
7643 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7646 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7647 to "reg_or_0_operand".
7648 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7650 2005-08-31 Dale Johannesen <dalej@apple.com>
7652 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7653 loops that count down.
7655 2005-08-31 Richard Henderson <rth@redhat.com>
7658 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7659 (fixup_eh_region_note): New.
7660 (reload_as_needed): Call it.
7661 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7662 don't call find_many_sub_basic_blocks; call verify_flow_info.
7663 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7664 (keep_stack_depressed): Likewise.
7665 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7667 2005-08-31 Richard Henderson <rth@redhat.com>
7669 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7672 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7674 * expr.c (expand_expr_real_1): Compare size of address
7675 mode to target's address mode size in deciding expansion of
7676 the constant address.
7678 2005-08-31 Richard Guenther <rguenther@suse.de>
7681 * expr.c (all_zeros_p): New function.
7682 (expand_expr_real_1): Handle the case of an all-zero
7683 non-addressable constructor separately.
7685 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7687 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7688 arguments, adjust all callers.
7689 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7691 2005-08-30 Richard Henderson <rth@redhat.com>
7694 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7695 whenever the mode sizes match.
7697 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7699 * calls.c (load_register_parameters): Fix comment typo.
7700 * expr.c (emit_push_insn): Comment formatting.
7702 2005-08-30 Ian Lance Taylor <ian@airs.com>
7704 * config/i386/x-cygwin (host-cygwin): Change dependency from
7705 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7707 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7709 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7712 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7715 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7716 call to ggc_collect.
7718 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7721 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7722 beginning. Remove $(INCLUDES) from all the rules, if following
7723 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7725 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7728 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7729 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7730 not constant, but maxlen is, don't set len to maxlen, rather
7731 set maxlen to len if len is a constant.
7733 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7735 PR tree-optimization/23475
7736 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7739 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7741 Fix PR middle-end/22455
7743 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7744 Checksum only the parts of the tree that exist for the tree code.
7746 2005-08-28 Dale Johannesen <dalej@apple.com>
7748 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7750 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7752 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7754 2005-08-28 Richard Henderson <rth@redhat.com>
7756 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7757 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7760 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7763 * builtins.c (get_memory_rtx): Don't strip nops
7764 in between COMPONENT_REFs.
7766 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7769 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7771 (gimplify_modify_expr): Check for zero sized types and gimplify the
7772 rhs and lhs as statements.
7774 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7777 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7778 state for return address column of signal frames.
7780 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7783 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7784 bytes >= 2 not bytes == 2.
7785 (expand_block_move): Same.
7787 2005-08-27 Richard Guenther <rguenther@suse.de>
7790 * config/i386/sse.md (sse2_movsd): Add missing closing
7793 2005-08-27 Paul Brook <paul@codesourcery.com>
7795 * genrecog.c (enum decision_type): Add DT_num_insns.
7796 (struct decision_test): Add u.num_insns.
7797 (add_to_sequence): Add DT_num_insns test.
7798 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7799 (write_cond, debug_decision_2): Ditto.
7800 (change_state): Assume peep2_next_insn never fails.
7801 Remove "afterward" argument.
7802 (write afterward, write_tree): Update to match.
7803 * recog.c (peep2_current_count): New variable.
7804 (peep2_next_insn): Check it.
7805 (peephole2_optimize): Set peep2_current_count.
7806 * recog.h (peep2_current_count): Declare.
7808 2005-08-26 Josh Conner <jconner@apple.com>
7811 * ipa-pure-const.c (check_tree): Check for volatile-ness
7812 when considering a dereference.
7814 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7816 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7818 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7820 PR rtl-optimization/23561
7821 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7822 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7823 at most LEN bytes long memory fits into the field.
7824 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7825 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7826 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7828 2005-08-26 Richard Henderson <rth@redhat.com>
7831 * loop.c (biased_biv_may_wrap_p): New.
7832 (maybe_eliminate_biv_1): Use it to suppress non-equality
7833 comparison transformations. Delete disabled code.
7835 2005-08-26 Ian Lance Taylor <ian@airs.com>
7837 * combine.c (make_extraction): Avoid reference outside object.
7839 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7841 * stor-layout.c (finalize_type_size): Restore behaviour for
7842 non-aggregate types to the status quo ante of the patch for
7843 pr 23467. Document why it matters.
7845 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7848 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7849 array by one element, initialize the BT_LAST element with NULL.
7851 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7853 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7854 optimizing for size.
7856 (compare_plus_eqsi): Same.
7857 (plus_eqsi_compare): Same.
7858 (neg_eq0<mode>): Same.
7859 (neg_eq<mode>): Same.
7861 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7864 2005-08-26 Nick Clifton <nickc@redhat.com>
7866 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7867 TARGET_EP is not defined.
7868 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7869 TARGET_EP is enabled.
7870 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7871 * config/v850/v850.md (save_all_interrupt): Only use the EP
7872 register if TARGET_EP is defined.
7873 (restore_all_interrupt): Likewise.
7874 * config/v850/lib1funcs.asm: Update functions so that the EP
7875 register is only used if __EP__ is defined.
7877 2005-08-26 David Ung <davidu@mips.com>
7879 * config/mips/mips.c (mips_expand_prologue): Handle case when
7880 generating for MIPS16 and the outgoing argument area is more than
7881 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7884 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7886 * config/crx/crx.md: Make doloop_end pattern usage controllable
7887 via mloop-nesting=<max-nesting> command line switch. Make sure
7888 the combiner cannot use doloop_end_<mode> in an illegal way.
7889 * config/crx/crx.c: Use regs up to r6 for argument passing.
7890 Refine crx_address_cost (non cst4 displacements are expensive).
7891 * config/crx/crx.opt: Add switch for mloop-nesting=.
7893 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7895 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7896 (UNSPEC_MVST): New constant.
7898 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7900 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7901 Reject operands containing eliminable registers.
7902 * testsuite/gcc.dg/20050825-1.c: New testcase.
7904 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7905 Jan Hubicka <jh@suse.cz>
7907 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7909 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7911 PR tree-optimization/23546
7912 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7915 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7917 * params.def (PARAM_MIN_SPEC_PROB): New.
7918 * sched-rgn.c (MIN_PROBABILITY): Delete.
7919 (compute_trg_info): Convert to PARAM_VALUE.
7920 * doc/invoke.texi (param): Document min-spec-prob.
7922 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7924 * config/darwin.h: define __PIC__
7925 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7926 TARGET_OS_CPP_BUILTINS macro.
7928 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7930 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7933 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7935 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7937 * cfghooks.c (duplicate_block): Added position where to place
7938 new block as argument.
7939 * cfghooks.h (duplicate_block): Declaration changed.
7940 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7942 * cfglayout.h (copy_bbs): Declaration changed.
7943 * cfgloop.h (loop_version): Declaration changed.
7944 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7945 position to copy_bbs.
7946 (loop_version): Pass position to duplicate_loop_to_header_edge.
7947 Add place_after argument and position new blocks according to
7949 * modulo-sched.c (sms_schedule): Pass place_after argument
7951 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7952 * tree-cfg.c (split_edge_bb_loc): New function.
7953 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7954 to determine position of new blocks.
7955 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7957 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7958 argument to duplicate_block.
7959 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7960 Pass position to copy_bbs.
7962 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7964 * fold-const.c (ptr_difference_const): Use
7965 cst_and_fits_in_hwi instead of host_integerp.
7967 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7969 * config/darwin.c (gen_pic_offset): New.
7970 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7973 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7975 PR tree-optimization/23486
7976 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7978 2005-08-23 Phil Edwards <phil@codesourcery.com>
7980 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7981 remove use_collect2.
7982 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7984 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7985 configuration files to override the default value.
7987 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7988 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7989 * config/vx-common.h: New file, split out from...
7990 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7991 * config/vxworksae.h: New file, for VxWorks AE.
7992 * config/vxworks.opt: New file.
7993 * config/vxlib.c: Update for VxWorks 6.
7995 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7996 other MULTILIB_* variables appropriately.
7997 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7998 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7999 * config/rs6000/vxworks.h: Update for VxWorks 6.
8000 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8002 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8005 * config/darwin.c (machopic_select_section): Remove the hack to
8006 mark "::operator new" and "::operator delete" for coalescing
8007 even though they are not weak.
8009 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8011 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8012 * configure: Regenerate.
8014 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8017 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8019 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8020 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8023 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8025 * config/rs6000/predicates.md (equality_operator): New.
8026 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8027 comparison with a large constant.
8029 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8031 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8033 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8035 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8036 registers is even, and we have a hardware double precision fp,
8038 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8039 size of current argument when checking if argument was passed in
8042 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8045 * stor-layout.c (finalize_type_size): Dont override
8046 existing alignment with a smaller alignment from the mode.
8048 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8050 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8051 * lambda.h (lambda_vector_lexico_pos): ... here.
8052 * tree-data-ref.c (build_classic_dist_vector): Return false when
8053 the distance vector is lexicographically negative.
8055 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8057 PR tree-optimization/23511
8058 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8059 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8061 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8063 PR tree-optimization/22043
8064 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8065 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8066 If ALLOW_FLEXARR, handle types ending with flexible array member.
8067 Pass false as second argument to recursive count_type_elements calls.
8068 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8069 argument to count_type_elements call.
8070 * tree-sra.c (decide_block_copy): Likewise.
8071 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8072 for a constant-sized object, set cleared as well. Pass true as
8073 second argument to count_type_elements call.
8075 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8078 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8079 from legitimate_small_data_p, and make global. Update use.
8080 Remove forward declaration.
8081 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8083 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8085 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8087 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8088 of scratch intermediates.
8089 (eq<mode>_compare): Same.
8090 (neg_eq0<mode>): New.
8091 (neg_eq<mode>): Convert to define_insn_and_split.
8093 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8096 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8097 stdarg functions, set/clear the fp marker even when no variable
8099 * config/rs6000/sysv4.opt (mprototype): Describe.
8101 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8103 PR rtl-optimization/23478
8104 * regs.h (reg_info): Add throw_calls_crossed.
8105 (REG_N_THROWING_CALLS_CROSSED): Define.
8106 * flow.c (allocate_reg_life_data): Initialize
8107 REG_N_THROWING_CALLS_CROSSED.
8108 (propagate_one_insn, attempt_auto_inc): Update
8109 REG_N_THROWING_CALLS_CROSSED.
8110 * global.c (global_alloc): Don't allocate pseudos across
8111 calls that may throw.
8113 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8116 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8117 value is inbetween the range if we did not find an exact match.
8119 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8121 * doc/invoke.texi (Option Summary): Add ms1 options.
8122 * doc/extend.texi: Document interrupt handler attribute for ms1.
8123 * doc/md.texi: Document ms1 constraints.
8124 * config.gcc: Add ms1-*-elf.
8125 * config/ms1/ms1.h: New.
8126 * config/ms1/ms1.c: New.
8127 * config/ms1/ms1.md: New.
8128 * config/ms1/ms1-protos.h: New.
8129 * config/ms1/ABI.txt: New.
8130 * config/ms1/crti.asm: New.
8131 * config/ms1/crtn.asm: New.
8132 * config/ms1/lib2extra-funcs.c: New.
8133 * config/ms1/t-ms1: New.
8134 * config/ms1/ms1.opt: New.
8136 2005-08-22 Ira Rosen <irar@il.ibm.com>
8138 * config/rs6000/altivec.md (xorv4sf3): New.
8139 (negv4sf2, neg<mode>2): Likewise.
8141 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8144 * config/ia64/ia64.md (divsi3): Check divide by zero.
8145 (udivsi3): Likewise.
8147 (udivdi3): Likewise.
8149 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8151 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8152 up to elem_bitsize bits, not max_bitsize.
8154 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8156 PR tree-optimization/23433
8157 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8158 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8160 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8162 PR tree-optimization/23434
8163 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8164 the iteration bound is not an INTEGER_CST.
8166 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8168 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8169 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8170 NULL if need_epilog_adjust is false.
8171 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8172 Case 3 always peels first itration, not just for PLUS case, and no need
8173 to use scalar_initial_def here. Create an epilog adjustment only if
8174 scalar_initial_def is not NULL.
8176 (vectorizable_reduction): Remove assert.
8178 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8181 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8182 (__moddi3): Likewise.
8183 (__udivdi3): Likewise.
8184 (__umoddi3): Likewise.
8185 (__divsi3): Likewise.
8186 (__modsi3): Likewise.
8187 (__udivsi3): Likewise.
8188 (__umodsi3): Likewise.
8190 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8192 * tree-pass.h (TDF_GRAPH): Define.
8193 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8194 * passes.c (finish_optimization_passes): Only call
8195 finish_graph_dump_file if TDF_GRAPH is set.
8196 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8197 NULL. Set TDF_GRAPH bit.
8198 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8200 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8202 * arm.h (arm_stack_offsets): Add locals_base field.
8203 * arm.c (arm_get_frame_offsets): Compute it.
8204 (thumb_compute_initial_elimination offset): Make the Thumb frame
8205 pointer point to the base of the local variables.
8206 (thumb_expand_prologue): Update accordingly.
8207 (thumb_expand_epilogue): Likewise.
8209 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8210 mode of clobbered scratch to DImode. Handle a case that's known to
8213 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8215 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8216 (gt0<mode>_compare): Delete.
8217 (neg_gt0<mode>): Delete.
8219 2005-08-19 Eric Christopher <echristo@apple.com>
8221 * optabs.h: Change CTI_ to COI_.
8224 2005-08-19 James E Wilson <wilson@specifix.com>
8226 * builtins.c (expand_builtin_return_addr): Set
8227 current_function_accesses_prior_frames when count != 0. Use
8228 frame_pointer_rtx when count == 0.
8229 * function.h (struct function): Add accesses_prior_frames field.
8230 (current_function_accesses_prior_frames): Define.
8231 * reload1.c (init_elim_table): Check
8232 current_function_accesses_prior_frames.
8233 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8235 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8237 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8238 indicator. Return true if the flowgraph changed during
8241 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8244 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8245 conditional expression before testing its value.
8247 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8249 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8251 2005-08-19 Devang Patel <dpatel@apple.com>
8253 PR tree-optimization/23048
8254 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8255 third parameter. Check whether latch is dominated by exit
8257 (if_convertible_loop_p): Supply exit block itself to
8258 if_convertible_bb_p.
8260 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8263 * arm.md (arm_load_pic_register): Change argument to the mask of
8264 saved registers. Call thumb_find_work_register if we need a
8265 scratch register on Thumb.
8266 (arm_expand_prologue): Pass empty register set to
8267 arm_load_pic_register.
8268 (thumb_expand_prologue): Pass live_regs_mask directly to
8269 arm_load_pic_register.
8270 * arm-protos.h (arm_load_pic_register): Update prototype.
8272 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8274 * sh.c (find_sole_member): New function.
8275 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8276 if the record's alignment is larger than the size of its only member.
8278 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8281 * arm.c (thumb_legitimize_reload_address): New function.
8282 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8283 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8285 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8287 * config/crx/crx.c: Implement crx_decompose_address. Reject
8288 symbolic displacements since CRX register relative adressing
8289 mode can't handle unsigned 32-bit values as displacements.
8290 * config/crx/crx.h: Simplify definitions, remove redundant
8291 parenthesis and obsolete macros.
8292 * config/crx/crx.opt: Add new switch for debugging addresses.
8293 * config/crx/crx-protos.h: Add new declarations for above.
8295 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8298 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8301 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8303 * collect2.c (dup2): Delete.
8304 * configure.ac: Don't check for dup2.
8306 * config.in, configure: Regenerate.
8308 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8310 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8311 record with the type of its only member.
8313 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8315 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8316 define_insn_and_split.
8317 (plus_ltu<mode>_compare): Same.
8318 (gtu<mode>_compare): Same.
8319 (plus_gtu<mode>_compare): Same.
8321 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8323 PR tree-optimization/22228
8324 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8326 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8327 are recorded in vect_vnames_to_rename for renaming.
8328 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8329 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8330 in vect_vnames_to_rename.
8331 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8332 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8334 2005-08-18 Jan Hubicka <jh@suse.cz>
8337 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8338 info only for local statics, not for member variables.
8340 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8342 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8344 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8346 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8348 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8351 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8353 2005-08-17 James E Wilson <wilson@specifix.com>
8355 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8358 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8360 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8361 (leu<mode>_compare): Same.
8362 (plus_leu<mode>): Same.
8363 (neg_leu<mode>): Same.
8364 (and_neg_leu<mode): Same.
8365 (ltu<mode>_compare): Same.
8366 (plus_ltu<mode>): Same.
8368 (geu<mode>_compare): Same.
8369 (plus_geu<mode>): Same.
8370 (neg_geu<mode>): Same.
8371 (and_neg_geu<mode>): Same.
8372 (plus_gt<mode>): Same.
8373 (gtu<mode>_compare): Same.
8374 (plus_gtu<mode>): Same.
8376 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8378 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8379 Move call_table_data to end. Delete spurious .text.
8380 (callt_save_all_interrupt): Fix comment typo.
8382 2005-08-17 James E Wilson <wilson@specifix.com>
8383 Kevin Winchester <winchester@amirix.com>
8386 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8388 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8391 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8392 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8394 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8396 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8397 record with the type of its only member if the modes don't match.
8399 * varasm.c (decode_reg_name): Skip empty additional register names.
8401 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8403 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8404 lsm_tmp_name_length): New.
8405 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8406 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8408 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8409 Andreas Krebbel <krebbel1@de.ibm.com>
8411 * config.gcc: Added z9-109 switch.
8412 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8413 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8414 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8415 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8416 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8417 for "z9_109" cpu attribute.
8418 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8419 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8420 (s390_handle_arch_option): Added z9-109 switch.
8421 (override_options): Set respective cost function for z9-109.
8422 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8423 (legitimate_reload_constant_p): Accept extended immediates.
8424 (print_operand): Three new output modifiers added: k, m and o.
8425 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8426 (s390_output_mi_thunk): Use extended immediate when possible.
8427 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8428 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8429 (CONSTRAINT_LEN): Added length of O constraint.
8430 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8431 * config/s390/s390.md ("cpu"): New value z9_109 added.
8432 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8433 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8434 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8435 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8436 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8437 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8438 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8439 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8440 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8441 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8442 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8443 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8444 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8445 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8446 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8448 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8449 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8450 insns for TARGET_EXTIMM.
8452 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8454 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8456 2005-08-17 Nick Clifton <nickc@redhat.com>
8458 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8459 Call default_encode_section_info.
8461 2005-08-17 Steven Bosscher <stevenb@suse.de>
8463 PR tree-optimization/21574
8464 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8465 constant, return CONSTANT.
8466 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8467 (ccp_fold, visit_assignment): Likewise.
8468 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8470 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8472 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8473 fold_buildN instead of buildN then fold_initializer or fold.
8474 (build_unary_op): Likewise.
8475 (build_binary_op): Likewise.
8476 * fold-const.c (fold_initializer): Remove.
8477 (fold_build1_initializer): New function.
8478 (fold_build2_initializer): New function.
8479 (fold_build3_initializer): New function.
8480 * tree.h (fold_initializer): Remove.
8481 (fold_build1_initializer): New function.
8482 (fold_build2_initializer): New function.
8483 (fold_build3_initializer): New function.
8485 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8487 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8488 (try_move_mult_to_index): Call fold_build2 instead of build2.
8489 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8490 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8491 fold_binary_to_constant.
8492 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8494 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8495 check if A == gcd (A, B). Remove TYPE argument.
8496 (analyze_offset) Use fold_build2 instead of fold (build.
8497 (create_data_ref): Likewise.
8498 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8499 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8502 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8504 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8505 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8507 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8510 * gimplify.c (zero_sized_type): New function.
8511 (gimplify_modify_expr_rhs): If we have a zero sized type,
8512 replace the statement with an empty statement.
8514 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8516 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8519 2005-08-16 Ian Lance Taylor <ian@airs.com>
8521 * doc/tm.texi (Label Output): Correct typo.
8523 2005-08-16 Steven Bosscher <stevenb@suse.de>
8526 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8527 force_operand will work later on using have_insn_for.
8529 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8531 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8533 2005-08-16 Ian Lance Taylor <ian@airs.com>
8536 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8537 vector type, don't try to construct it element by element. Add an
8538 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8540 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8542 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8544 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8546 * doc/invoke.texi (Precompiled Headers): Document some more options
8547 which are known to be safe.
8549 2005-08-16 James E Wilson <wilson@specifix.com>
8551 PR tree-optimization/21105
8552 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8553 TREE_OVERFLOW check.
8555 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8557 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8558 (neg_ltu<mode>): Same.
8560 (neg_gtu<mode>): Same.
8562 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8564 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8565 (fold_builtin_isdigit): Use fold_buildN.
8566 (build_function_call_expr): Likewise.
8567 * c-typeck.c (c_finish_loop): Likewise.
8569 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8570 Richard Shann <rshann@superh.com>
8572 PR middle-end/20396:
8573 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8575 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8577 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8579 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8582 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8583 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8586 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8589 * fold-const.c (build_range_check): Disable optimization for function
8590 pointer expressions on targets that require function pointer
8593 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8595 * simplify-rtx.c (simplify_const_relational_operation): When
8596 extracting arguments of a COMPARE, recompute the mode as well.
8598 2005-08-15 Ian Lance Taylor <ian@airs.com>
8600 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8602 2005-08-15 DJ Delorie <dj@redhat.com>
8604 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8606 (movsi_splittable): Allow, but split, moves to the stack.
8607 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8610 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8612 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8613 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8614 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8616 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8617 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8618 Delete HOST_PTR_PRINTF.
8620 * configure, config.in: Regenerate.
8622 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8624 * config/rs6000/rs6000.md (QHSI): New mode macro.
8625 (wd): Extend mode attr for QImode and HImode
8626 (dbits): New mode attr.
8627 (zero_extend<mode>di2): Convert to mode macro.
8629 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8632 * doc/invoke.texi (-mgnu-ld): Update description.
8635 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8638 * Makefile.in (tree-chrec.o): Depends on real.h.
8639 * tree-chrec.c: Include real.h.
8640 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8641 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8642 * tree-scalar-evolution.c (add_to_evolution_1,
8643 interpret_rhs_modify_expr): Ditto.
8645 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8648 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8649 step is negative compute the estimation from init downwards to zero.
8651 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8653 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8655 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8657 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8659 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8660 Accept double-word constants that can be split.
8661 * config/s390/s390.md ("movti"): Use 'P' constraint.
8662 ("*movdi_31", "*movdf_31"): Likewise.
8664 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8666 Fix PR tree-optimization/22615
8668 * tree-ssa-structalias.c (solution_set_add): Handle
8669 first_vi_for_offset returning NULL.
8670 (do_da_constraint): Ditto.
8671 (do_sd_constraint): Ditto.
8672 (do_ds_constraint): Ditto
8673 (find_func_aliases): Ditto.
8674 (build_constraint_graph): RHS is allowed be ANYTHING.
8675 (first_vi_for_offset): Return NULL if we couldn't find anything at
8678 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8680 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8681 over memory as first operand.
8683 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8686 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8687 available for setting it.
8689 2005-08-14 Ira Rosen <irar@il.ibm.com>
8691 PR tree-optimization/23320
8692 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8693 data-refs' types instead of base object nullness. Add check for
8694 pointer type data-refs before first location comparison. Remove
8697 2005-08-14 Andreas Schwab <schwab@suse.de>
8699 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8701 2005-08-13 James E Wilson <wilson@specifix.com>
8703 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8704 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8705 -fstack-protector-all, --param ssp-buffer-size): Document.
8706 (-Wvariadic-macros): Alphabetize.
8707 (-fsched-stalled-insns-dep): Add missing 'f'.
8709 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8712 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8714 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8715 or indirect address operand.
8716 (EXTRA_ADDRESS_CONSTRAINT): New.
8717 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8719 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8721 PR tree-optimization/22236
8722 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8723 successors and predecessors.
8724 * tree-chrec.c (chrec_convert): Before converting, check that
8725 sequences don't wrap.
8726 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8727 (analyze_array): Extern.
8728 (find_data_references_in_loop): Remove call to
8729 compute_estimated_nb_iterations.
8730 * tree-data-ref.h (analyze_array): Declared.
8731 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8732 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8733 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8734 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8736 * tree-ssa-loop-ivcanon.c: Fix documentation.
8737 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8738 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8739 (infer_loop_bounds_from_undefined): New.
8740 (estimate_numbers_of_iterations_loop): Use
8741 infer_loop_bounds_from_undefined.
8742 (used_in_pointer_arithmetic_p): New.
8743 (scev_probably_wraps_p): Pass an extra parameter. Call
8744 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8745 (convert_step): Fix documentation.
8746 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8747 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8748 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8749 scev_probably_wraps_p.
8751 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8753 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8754 (s390_register_info): Ignore clobbered_regs information for fixed
8755 registers, and only fixed registers.
8756 (s390_init_frame_layout): Remove redundant call.
8758 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8760 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8761 description of -Wold-style-casts.
8763 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8764 Jakub Jelinek <jakub@redhat.com>
8766 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8767 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8768 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8769 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8770 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8771 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8772 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8773 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8774 ("stack_protect_set", "stack_protect_test"): New expanders.
8775 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8776 "stack_protect_testdi"): New insn definitions.
8778 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8780 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8782 2005-08-12 Paul Brook <paul@codesourcery.com>
8784 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8786 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8788 * config/s390/predicates.md (setmem_operand): New predicate.
8789 (shift_count_operand): Accept ANDs with special constants as
8791 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8792 with special constants.
8793 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8794 shift_count_operand with setmem_operand.
8796 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8798 * config/s390/s390.c (s390_extract_part, s390_single_part):
8800 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8801 (s390_output_mi_thunk): Don't use lg on 31 bit.
8802 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8803 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8805 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8807 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8808 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8809 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8810 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8811 with one of the new macros.
8813 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8815 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8816 Don't set save_return_addr_p.
8817 (s390_register_info): Make clobbered_regs not depending on
8820 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8822 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8823 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8825 2005-08-11 James E. Wilson <wilson@specifix.com>
8827 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8829 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8831 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8832 locations gathered by var-tracking in single entry loc_list
8833 over loc_descriptor_from_tree.
8835 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8836 pass it down to loc_descriptor.
8837 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8838 (containing_function_has_frame_base): Move earlier in the file.
8839 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8840 instead of always assuming fbreg can't be used.
8842 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8844 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8845 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8846 Accept address wrapped in AND for Altivec.
8847 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8848 Strip AND wrapping offset address for Altivec.
8850 2005-08-11 Richard Henderson <rth@redhat.com>
8853 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8854 before using TYPE_IS_SIZETYPE.
8856 2005-08-11 Richard Henderson <rth@redhat.com>
8859 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8860 insn types not present on ev4.
8861 (alphaev5_insn_pipe): Similarly.
8863 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8866 * arm.c (arm_override_options): If the user has selected callee-super-
8867 interworking, then enable normal interworking.
8869 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8871 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8874 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8876 * doc/rtl.texi: Fix two typos.
8878 2005-08-11 Richard Guenther <rguenther@suse.de>
8881 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8882 cases where we call to/from functions returning void.
8884 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8887 * tree.c (build_pointer_type_for_mode): Robustify.
8889 2005-08-10 James E Wilson <wilson@specifix.com>
8891 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8892 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8894 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8897 2005-08-10 Eric Christopher <echristo@apple.com>
8899 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8900 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8903 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8906 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8907 for the high part when generating dynamic-no-pic code.
8909 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8911 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8912 (x86_64-*-linux*): Likewise.
8914 * config/i386/crtfastmath.c: New file.
8915 * config/i386/t-crtfm: Likewise.
8917 * config/i386/linux.h (ENDFILE_SPEC): New.
8918 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8920 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8923 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8925 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8926 (vec_shl, vec_shr): Document new operations.
8927 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8929 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8931 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8932 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8933 change predicate to indexed_or_indirect_address.
8935 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8937 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8938 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8939 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8940 and __aeabi_uwrite8.
8941 * config/arm/unaligned-funcs.c: New file.
8942 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8944 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8946 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8948 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8949 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8951 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8952 * final.c (pass_shorten_branches): Add dump.
8953 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8954 (pass_life): Rename dump.
8955 (rest_of_handle_flow2): Remove initial verify_flow_info.
8956 * function.c (pass_instantiate_virtual_regs): Add dump.
8957 * integrate.c (pass_initial_value_sets): Add dump.
8958 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8959 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8960 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8961 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8962 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8963 gate_rtl_unrool_and_peel_loops): New.
8964 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8965 rtl_doloop): Do not look at flags.
8966 * mode-switching.c (pass_mode_switching): Add dump.
8967 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8968 pass_split_before_regstack): Add dump.
8969 * regmove.c (pass_stack_adjustments): Add dump.
8970 * tree-optimize.c (pass_fixup_cfg): Add dump.
8972 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8975 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8976 deciding which instruction sequence to use.
8978 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8980 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8981 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8983 2005-08-09 Richard Guenther <rguenther@suse.de>
8985 * c-common.c (builtin_function_2): Remove.
8986 (def_builtin_1): New function.
8987 (c_common_nodes_and_builtins): Use def_builtin_1 to
8988 build builtin functions.
8990 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8992 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8993 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8994 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8997 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8999 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9000 fold_binary instead of fold_build2 since we don't care about the
9002 (loop_niter_by_eval): Likewise.
9003 (compare_trees): Likewise.
9004 (proved_non_wrapping_p): Likewise.
9006 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9010 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9011 if the if is really empty.
9013 2005-08-09 Steven Bosscher <stevenb@suse.de>
9015 PR tree-optimization/23234
9016 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9017 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9018 argument of the new enum.
9019 (execute_cse_reciprocals): Add reciprocals for function arguments
9020 on the unique successor edge of the entry block. Update other calls
9021 to execute_cse_reciprocals_1.
9023 2005-08-08 Richard Henderson <rth@redhat.com>
9026 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9028 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9030 * expr.c (write_complex_part): Return after handling MEM.
9032 2005-08-08 Josh Conner <jconner@apple.com>
9034 PR rtl-optimization/23241
9035 * combine.c (simplify_comparison): Fix error in determining
9036 whether to lift a subreg from comparison.
9038 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9041 * config/rs6000/altivec.md (vec_init<mode>): New.
9042 (vec_set<mode>): New.
9043 (vec_extract<mode>): New.
9044 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9045 (rs6000_expand_vector_set): New.
9046 (rs6000_expand_vector_extract): New.
9047 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9048 for Altivec modes before reload.
9049 (altivec_expand_vec_init_builtin): New.
9050 (get_element_number): New.
9051 (altivec_expand_vec_set_builtin): New.
9052 (altivec_expand_vec_ext_builtin): New.
9053 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9055 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9057 * config/rs6000/rs6000.h (rs6000_builtins): Add
9058 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9059 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9060 * config/rs6000/rs6000-protos.h: Declare new functions.
9062 2005-08-08 Jan Hubicka <jh@suse.cz>
9064 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9065 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9066 * i386.md (movdi*): Use pic_32bit_operand.
9067 * predicates.md (pic_32bit_operand): New.
9069 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9072 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9074 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9076 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9077 (test_for_singularity): Use fold_build2.
9079 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9081 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9083 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9085 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9086 (COMMON_ASM_OP) Define.
9087 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9088 (ix86_encode_section_info): Likewise.
9089 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9090 SUBTARGET_ENCODE_SECTION_INFO.
9092 2005-08-06 Richard Henderson <rth@redhat.com>
9095 * tree-nested.c (convert_local_reference): Save and restore val_only
9096 around component_ref and friends. Clear walk_subtrees by default.
9098 2005-08-06 Peter O'Gorman <peter@pogma.com>
9101 * gcc.c (process_command): Check the argument to -b has a dash.
9102 * doc/invoke.texi: Update -b and -V docs.
9104 2005-08-06 James E Wilson <wilson@specifix.com>
9106 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9108 2005-08-06 Michael Matz <matz@suse.de>
9110 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9111 member only if only one insn is associated with the value.
9113 2005-08-06 Nick Clifton <nickc@redhat.com>
9115 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9117 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9118 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9119 Check symbol flags instead of symbol name mangling.
9120 (xstormy16_asm_output_aligned_common): Likewise. Also
9121 simplify code since the bss100_section cass is the only case
9122 where the below100 code will be triggered.
9123 (xstormy16_encode_section_info): Encode below100 attribute
9124 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9126 (xstormy16_strip_name_encoding): Delete - this function is no
9128 (TARGET_STRIP_NAME_ENCODING): Undefine.
9129 * config/stormy16/stormy16-protos.h: Delete prototype for
9130 xstormy16_strip_name_encoding.
9132 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9134 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9135 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9136 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9137 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9138 config/alpha/predicates.md, config/arc/arc.h,
9139 config/arm/arm.h, config/arm/ieee754-df.S,
9140 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9141 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9142 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9143 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9144 config/m68hc11/m68hc11.h, config/mips/mips.c,
9145 config/mips/mips.h, config/mips/openbsd.h,
9146 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9147 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9148 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9149 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9150 config/sparc/linux.h, config/sparc/linux64.h,
9151 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9152 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9153 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9154 typos. Follow spelling conventions.
9156 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9159 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9160 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9161 specially. Check for side effects only for COND_EXPR.
9162 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9163 return with TREE_NO_WARNING.
9165 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9167 PR rtl-optimization/23233
9168 * loop.c (combine_movables): Require the modes to be the same.
9169 (move_movables): Remove handling of cases where the replacement
9170 had a different mode to the original.
9172 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9174 PR tree-optimization/23128
9175 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9176 subtraction wrap, and set TREE_OVERFLOW if they do.
9178 2005-08-05 Richard Henderson <rth@redhat.com>
9181 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9182 FORCED_LABEL labels.
9184 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9187 * reload.c (find_reloads_subreg_address): Pass down TYPE
9188 unchanged. Change all callers except find_reloads_toplev.
9190 2005-08-05 Michael Matz <matz@suse.de>
9192 * genattrtab.c (current_alternative_string): Remove.
9193 (SIMPLIFY_ALTERNATIVE): Ditto.
9194 (attr_alt_bit_p): Ditto.
9195 (alternative_name): Make const char *.
9196 (evaluate_eq_attr): Remove use of above things.
9197 (simplify_test_exp): Ditto.
9198 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9199 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9201 2005-08-04 James E Wilson <wilson@specifix.com>
9203 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9204 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9205 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9206 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9207 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9209 2005-08-04 Richard Henderson <rth@redhat.com>
9212 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9213 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9214 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9215 if we'd have to instantiate too many members.
9217 2005-08-04 Richard Henderson <rth@redhat.com>
9220 * tree-outof-ssa.c (coalesce_asm_operands): New.
9221 (coalesce_ssa_name): Use it. Split out ...
9222 (coalesce_phi_operands, coalesce_result_decls): ... these.
9224 2005-08-04 Paul Brook <paul@codesourcery.com>
9226 * read-rtl.c (read_quoted_string): Break if EOF.
9228 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9230 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9231 (fold_build2): Likewise.
9232 (fold_build3): Likewise.
9233 (fold_build1_stat): New function prototype.
9234 (fold_build2_stat): Likewise.
9235 (fold_build3_stat): Likewise.
9236 * fold-const.c (fold_build1): Rename to ..
9237 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9238 through to build1_stat.
9239 (fold_build2): Rename to ..
9240 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9241 through to build2_stat.
9242 (fold_build3): Rename to ..
9243 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9244 through to build3_stat.
9246 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9247 Ian Lance Taylor <ian@airs.com>
9249 * function.c (assign_stack_local_1): Do not correct stack slot
9250 address if allocation size is smaller than mode size.
9252 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9255 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9256 (tree_merge_blocks): Propagate anything allowed by
9258 Clarify documentation.
9259 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9260 SSA form, schedule an update if necessary.
9262 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9264 * doc/install.texi (Binaries): Remove broken link to
9265 Sinix/Reliant Unix binaries.
9267 2005-08-03 Richard Henderson <rth@redhat.com>
9270 * function.c (stack_protect_epilogue): Export.
9271 * tree.h (stack_protect_epilogue): Declare.
9272 * calls.c (expand_call): Call it.
9274 2005-08-03 Eric Christopher <echristo@apple.com>
9276 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9277 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9280 2005-08-04 Jan Hubicka <jh@suse.cz>
9282 * profile.c (branch_prob): Split edges with goto locus on them
9283 to get proper line counts.
9284 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9286 2005-08-03 Paul Brook <paul@codesourcery.com>
9288 * function.c (assign_parms): Round current_function_args_size
9289 to PARM_BOUNDARY, not STACK_BOUNDARY.
9291 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9293 * config/i386/i386.c (x86_elf_aligned_common)
9294 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9296 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9298 PR tree-optimization/23157
9299 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9300 before emitting them.
9302 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9304 PR tree-optimization/19899
9305 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9306 * tree-scalar-evolution.c: Include real.h.
9307 (add_to_evolution): Build constant -1 of correct type.
9309 2005-08-03 Jan Hubicka <jh@suse.cz>
9311 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9312 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9313 profile updating for complette unrolling.
9314 * loop-unroll.c (peel_loop_completely): Use it.
9315 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9316 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9319 2005-08-03 Paul Brook <paul@codesourcery.com>
9321 * combine.c (can_change_dest_mode): New function.
9322 (try_combine, simplify_set): Use it.
9324 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9326 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9329 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9331 * doc/install.texi (Specific): Adjust link to openavr.org.
9332 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9333 (Binaries): Adjust HP-UX Porting Center link.
9334 (Binaries): Adjust Free Software Foundation ordering link.
9336 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9338 * convert.c (convert_to_integer): Use fold_build1 instead of
9339 build1 when converting an integer to an integer.
9341 2005-08-02 Richard Henderson <rth@redhat.com>
9343 * combine.c (combine_instructions): Don't use reg_equal/equiv
9344 results if the mode doesn't match.
9346 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9348 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9349 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9351 2005-08-02 Richard Henderson <rth@redhat.com>
9354 * explow.c (memory_address): Remove special-case for
9355 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9357 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9360 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9361 number of calls to cleanup_tree_cfg_1.
9363 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9365 * doc/invoke.texi: document file extensions .F90 and .F95
9367 2005-08-02 Richard Guenther <rguenther@suse.de>
9369 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9370 positive if its first argument is positive.
9372 2005-08-02 Richard Guenther <rguenther@suse.de>
9374 PR tree-optimization/23177
9375 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9378 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9380 PR tree-optimization/23129
9381 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9382 varying for divisions with anti-ranges.
9384 2005-08-02 Jan Hubicka <jh@suse.cz>
9386 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9387 * tree-ssa-threadupdate.c (thread_block): Add it here.
9389 2005-08-01 James E Wilson <wilson@specifix.com>
9391 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9392 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9393 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9395 * config/mips/predicates.md (const_call_insn_operand): Add check for
9396 SYMBOL_REF_LONG_CALL_P.
9397 * doc/extend.texi (long_call): Document the new attribute.
9399 2005-08-01 Ian Lance Taylor <ian@airs.com>
9400 Richard Henderson <rth@redhat.com>
9402 * Makefile.in (RTL_BASE_H): Add real.h.
9403 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9405 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9407 * rtl.c (rtl_check_failed_code_mode): New.
9408 * rtl.h (struct rtx_def): Add u.rv.
9409 (XCMWINT, XCNMPRV): New.
9410 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9411 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9413 2005-08-01 Richard Henderson <rth@redhat.com>
9415 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9416 with auto-inc codes.
9418 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9420 2005-08-01 Jan Hubicka <jh@suse.cz>
9422 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9423 * i386.c: Include dwarf2.h
9424 (asm_preferred_eh_data_format): New.
9425 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9427 2005-08-01 Ian Lance Taylor <ian@airs.com>
9429 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9430 randomize_va_space for virtual address randomization control.
9432 2005-08-01 Steven Bosscher <stevenb@suse.de>
9434 * common.opt (flag_ipa_cp): Put in right place to maintain
9437 2005-08-01 Jan Hubicka <jh@suse.cz>
9439 * profile.c (compute_value_histograms): Fix thinko.
9440 * value-prof.c: Include toplev.h
9441 (check_counter): New function.
9442 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9443 tree_mod_subtract_transform): Add sanity check.
9445 2005-08-01 Richard Guenther <rguenther@suse.de>
9447 PR tree-optimization/23133
9448 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9449 current functions parameter decls to find defs to cse
9452 2005-08-01 Richard Guenther <rguenther@suse.de>
9454 PR tree-optimization/23109
9455 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9456 If trapping math is in effect, use post-dominator information
9457 to check if we'd in any case reach a trapping point before
9458 doing the reciprocal insertion.
9459 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9460 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9461 expressions are invariant only if trapping math is not in effect.
9463 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9465 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9466 cgraph_function_versioning): New declarations.
9467 * cgraphunit.c: Add include to ipa-prop.h.
9468 (update_call_expr, cgraph_copy_node_for_versioning,
9469 cgraph_function_versioning): New functions.
9470 * integrate.c (copy_decl_for_inlining): Remove.
9471 * ipa-prop.h (ipa_replace_map): New struct.
9472 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9473 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9474 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9475 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9476 ipcp_iterate_stage, ipcp_method_scale_print,
9477 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9478 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9479 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9480 ipcp_update_bb_counts, ipcp_update_profiling,
9481 ipcp_update_edges_counts): New functions.
9482 (ipcp_method_cval_init): Remove restriction regarding local methods.
9483 (ipcp_init_stage): Add ipcp_method_compute_scale.
9484 (ipcp_insert_stage): Add versioning.
9485 (ipcp_structures_print): Add ipcp_method_scale_print.
9486 (ipcp_driver): Dump profiling info.
9487 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9488 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9489 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9490 (struct inline_data): Add versioning_p, ipa_info, new fields.
9491 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9492 declare_return_variable): Replace calls to copy_decl_for_inlining with
9494 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9496 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9497 Add argument VERSIONING.
9498 (copy_arguments_for_versioning, copy_static_chain,
9499 function_versionable_p, tree_versionable_function_p,
9500 tree_function_versioning, replace_ref_tree): New functions.
9501 * tree-inline.h: Include varray.h.
9502 (tree_versionable_function_p, tree_function_versioning,
9503 tree copy_decl_for_dup): New declarations.
9505 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9507 * ipa-cp.c: New file. Contains IPCP specific functionality.
9508 * ipa-prop.h: New file. Contains structures/definitions that can be
9509 used by several interprocedural data flow optimizations (and also IPCP).
9510 * ipa-prop.c: New file.
9511 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9512 * common.opt: Add ipa-cp flag.
9513 * timevar.def: Add IPCP optimization.
9514 * tree-optimize.c (init_tree_optimization_passes): Schedule
9516 * tree-pass.h (pass_ipa_cp): Declare.
9518 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9520 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9521 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9522 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9523 config/i386/i386.c, config/mips/mips.h,
9524 config/rs6000/rs6000.h, config/sh/sh.c,
9525 config/stormy16/stormy16.c: Fix comment typos.
9527 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9530 * c-typeck.c (build_binary_op): Use common_type wrapper on
9532 (common_type): Update comment.
9534 2005-07-31 Steven Bosscher <stevenb@suse.de>
9537 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9538 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9539 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9541 2005-07-31 Jan Hubicka <jh@suse.cz>
9543 * pretty-print.h (pp_widest_integer): New macro.
9544 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9547 2005-07-31 Jan Hubicka <jh@suse.cz>
9549 * output.h (enum section_category): Export from varasm.c
9550 (categorize_decl_for_section): Likewise.
9551 * varasm.c (enum section_category): Kill.
9552 (categorize_decl_for_section): Make global.
9553 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9555 * i386.c (ix86_section_threshold): New static variable.
9556 (ix86_in_large_data_p, ix86_encode_section_info,
9557 x86_64_elf_unique_section,
9558 x86_64_elf_select_section): New functions.
9559 (TARGET_ENCODE_SECTION_INFO): Define
9560 (override_options): Enable medium model for PIC.
9561 (ix86_expand_prologue): Expand gen_set_got_rex64.
9562 (legitimate_constant_p): Handle new UNSPECs.
9563 (legitimate_pic_address_disp_p): Likewise.
9564 (legitimize_pic_address): Lower MEDIUM model addressing.
9565 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9566 (enum cmodel): Add MEDIUM_PIC.
9567 (SYMBOL_REF_FAR_ADDR_P): New macro.
9568 (SYMBOL_FLAG_FAR_ADDR): New flag.
9569 * i386.md (movdi): Support medium model.
9570 (set_got_rex64): New pattern.
9571 * i386.opt (mlarge-data-threshold): New flag.
9572 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9573 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9574 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9575 TARGET_ASM_UNIQUE_SECTION): New.
9577 * invoke.texi (-mlarge_data_threshold): Document
9579 2005-07-31 Jan Hubicka <jh@suse.cz>
9581 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9582 (coalesce_vars): Likewise.
9583 * tree-ssa-live.c (coalesce_cost): New.
9584 (build_tree_conflict_graph): Use coalesce_cost.
9585 * tree-ssa-live.h (coalesce_cost): Declare.
9587 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9589 * arm.md (all peepholes for post-increment operations): Delete.
9590 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9591 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9592 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9593 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9594 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9596 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9598 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9601 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9604 * doc/invoke.texi: Document -rdynamic.
9606 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9609 * c-parser.c (c_parser_parms_list_declarator): Call
9610 mark_forward_parm_decls.
9611 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9612 decls with visibility structure.
9614 2005-07-30 Paul Brook <paul@codesourcery.com>
9616 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9618 2005-07-30 Paul Brook <paul@codesourcery.com>
9620 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9622 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9624 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9626 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9629 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9630 nested function declarators.
9631 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9632 (grokparms): Call warn_if_shadowing for parameters used within the
9634 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9635 not used within the parameter list.
9636 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9638 2005-07-30 Jan Hubicka <jh@suse.cz>
9640 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9641 * i386.c (ix86_fixup_binary_operands): Likewise.
9642 (ix86_expand_unary_operator): Likewise.
9643 (ix86_expand_fp_absneg_operator): Likewise.
9644 * optabs.c (expand_vec_cond_expr): Validate dest.
9646 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9649 * real.c (real_from_string): Also set last bit if there is a
9650 nonzero hex digit beyond GCC's internal precision after ".".
9652 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9654 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9655 define_constants. Change duplicate values to unassigned numbers.
9656 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9657 (*altivec_vspltsf): New.
9658 (altivec_vperm_v4sf): Delete.
9659 (altivec_vperm_<mode>): Use mode macro V.
9660 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9661 (altivec_predicate_v4sf): Delete.
9662 (altivec_predicate_<mode>): Use mode macro V.
9663 (*altivec_lvesfx): New.
9664 (*altivec_stvesfx): New.
9665 (vec_realign_load_v4sf): Delete.
9666 (vec_realign_load_<mode>): Use mode macro V.
9667 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9670 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9673 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9675 * configure: Regenerated.
9677 2005-07-29 Paul Brook <paul@codesourcery.com>
9679 * doc/install.texi: Add link to GFortran binaries wiki page.
9681 2005-07-29 David Ung <davidu@mips.com>
9683 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9684 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9685 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9686 * config/mips/mips.md (cpu): Add 5kf name.
9687 (includes): Includes 5k.md.
9688 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9689 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9692 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9695 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9696 (cleanup_tree_cfg): ... here.
9697 Call cleanup_tree_cfg_1 until there are no more cleanups to
9700 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9702 * tree-vrp.c (compare_range_with_value): Return true or false
9703 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9704 EQ_EXPR respectively.
9706 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9708 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9711 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9713 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9714 (tree_ssa_dominator_optimize): Increment it.
9715 (dump_dominator_optimization_stats): Print it.
9717 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9718 Steven Bosscher <stevenb@suse.de>
9720 PR rtl-optimization/23117
9721 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9722 when head == tail. Tidy comment.
9724 2005-07-28 Richard Henderson <rth@redhat.com>
9726 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9727 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9728 * jump.c (rtx_renumbered_equal_p): Likewise.
9729 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9730 CONST_INT and CONST_DOUBLE.
9731 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9732 * reload.c (operands_match_p): Special case CONST_INT and
9733 CONST_DOUBLE; check mode earlier.
9735 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9738 * c-typeck.c (convert_for_assignment): Do not check
9739 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9741 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9744 * c-typeck.c (composite_type): Prefer constant size arrays to
9747 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9750 * real.c (real_from_string): Set last bit if there is a nonzero
9751 hex digit beyond GCC's internal precision.
9753 2005-07-28 Richard Henderson <rth@redhat.com>
9756 * cfgcleanup.c (try_forward_edges): Watch out for end of
9759 2005-07-28 James E Wilson <wilson@specifixinc.com>
9762 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9764 2005-07-28 Jan Hubicka <jh@suse.cz>
9766 * Makefile.in (rtl-profile.o): Kill all traces of it.
9767 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9768 * coverage.h (rtl_coverage_counter_ref): Kill.
9769 * opts.c (flag_speculative_prefetching_set): Kill.
9770 (flag_loop_optimize_set): New.
9771 (common_handle_option): Disable loop optimizer when profiling;
9772 do not handle speculative prefetching.
9773 * passes.c (init_optimization_passes): Replace pass_profiling combo
9774 by branch_prob pass.
9775 * profile.c (compute_value_histograms): Update for simplified value
9777 (rtl_register_profile_hooks): Kill.
9778 (pass_profiling): Kill.
9779 (rest_of_handle_branch_prob): Do not profile.
9780 * toplev.c (process_options): Remove speculative prefetching.
9781 * toplev.h (flag_tree_based_profiling): Kill.
9782 * tree-profile.c (prepare_instrumented_value,
9783 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9784 tree_gen_one_value_profiler, do_tree_profiling): Update for
9785 simplified datastructures.
9786 * value-prof.c: Add comment that speculative prefetching was dropped;
9787 update rest of file for simplified datastructures.
9788 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9789 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9790 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9791 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9792 rtl_mod_subtract, gen_speculative_prefetch,
9793 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9794 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9795 (gate_handle_value_profile_transformations,
9796 rest_of_handle_value_profile_transformations,
9797 pass_value_profile_transformations): Kill.
9798 * value-prof.h (histogram_value_t): Remove IL based unions.
9799 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9800 rtl_profile_hooks): Remove hooks.
9802 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9804 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9805 (cgraph_clone_node): Likewise.
9806 * cgraph.h (cgraph_clone_edge): Update prototype.
9807 (cgraph_clone_node): Likewise.
9808 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9810 (lookup_recursive_calls): Consider profile.
9811 (cgraph_decide_recursive_inlining): Fix updating; use new
9812 probability argument; use profile.
9813 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9814 * tree-inline.c (copy_bb): Update clal of clone_edge.
9815 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9817 * invoke.texi (min-inline-recursive-probability): Document.
9819 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9821 * doc/install.texi (Configuration): Update Valgrind homepage.
9823 2005-07-28 Richard Henderson <rth@redhat.com>
9826 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9827 labels we want to delete.
9828 (cfg_layout_merge_blocks): Likewise.
9830 2005-07-28 Richard Henderson <rth@redhat.com>
9833 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9834 when expanding to nothing.
9836 2005-07-28 Josh Conner <jconner@apple.com>
9838 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9839 (cgraph_decide_inlining_of_small_functions): Likewise.
9841 2005-07-28 Josh Conner <jconner@apple.com>
9843 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9844 direction of badness if negative.
9845 (cgraph_default_inline_p): Add reason to parameters, and assign it
9847 (cgraph_decide_inlining_of_small_functions): New parameter in call
9848 to cgraph_default_inline_p.
9849 (cgraph_decide_inlining_incrementally): Likewise.
9850 * cgraphunit.c (decide_is_function_needed): Likewise.
9851 * cgraph.h (cgraph_default_inline_p): Likewise.
9853 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9855 * builtins.c: Fix comment typo(s).
9856 * genautomata.c: Likewise.
9857 * gimplify.c: Likewise.
9858 * tree-dfa.c: Likewise.
9859 * tree-flow-inline.h: Likewise.
9860 * tree-into-ssa.c: Likewise.
9861 * tree-ssa-alias.c: Likewise.
9862 * tree-ssa-ccp.c: Likewise.
9863 * tree-ssa-copy.c: Likewise.
9864 * tree-ssa-dce.c: Likewise.
9865 * tree-ssa-dom.c: Likewise.
9866 * tree-ssa-operands.c: Likewise.
9867 * tree-tailcall.c: Likewise.
9868 * tree-vectorizer.c: Likewise.
9869 * tree-vrp.c: Likewise.
9872 2005-07-28 Jeff Law <law@redhat.com>
9874 * tree-vrp.c (test_for_singularity): Extracted from ...
9875 (simplify_cond_using_ranges): Attempt to simplify a relational
9876 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9878 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9880 PR tree-optimization/22506
9881 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9882 phis whose argument is constant.
9884 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9886 PR rtl-optimization/18992
9887 Back out this patch:
9888 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9889 PR optimization/12142
9890 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9891 uses of the register in the SET_SRC. Remove unnecessary argument.
9893 Replace it with this:
9894 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9895 if flag_non_call_exceptions is set and the insn may trap, pass
9896 pc_rtx as dest for recursion.
9897 In SET_SRC part of SET case, if dest is already set, pass it down
9900 2005-07-28 Jan Hubicka <jh@suse.cz>
9902 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9903 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9904 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9906 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9907 profile when available.
9909 2005-07-28 Jan Beulich <jbeulich@novell.com>
9911 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9912 (ia64_print_operand): Describe and handle 'X'.
9913 (ia64_register_move_cost): Also handle FP_REGS.
9914 (ia64_preferred_reload_class): Likewise.
9915 (ia64_secondary_reload_class): Likewise.
9916 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9917 it. Also check for ITANIUM_CLASS_FLDP.
9918 * config/ia64/ia64.h (FP_REGNO_P): New.
9919 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9920 (reg_class): Add FP_REGS.
9921 (REG_CLASS_NAMES): Adjust for it.
9922 (REG_CLASS_CONTENTS): Likewise.
9923 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9924 (REG_CLASS_FROM_LETTER): Handle 'x'.
9925 (CLASS_MAX_NREGS): Handle FP_REGS.
9926 (MEMORY_MOVE_COST): Likewise.
9927 * config/ia64/ia64.md (itanium_class): Add fldp.
9928 (type): Handle fldp.
9929 (movti_internal): More allowable operand combinations. Use ldfp8 when
9930 splitting unnecessary. Remove predicable attribute. Adjust
9931 itanium_class attribute.
9932 (smuldi3_highpart): Remove outdated comment.
9933 (mulditi3, umulditi3, rotlti3): New expanders.
9934 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9935 (absti2): Disabled new insn for future reference.
9936 Respective new splitters.
9937 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9938 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9939 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9941 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9943 PR rtl-optimization/23047
9944 * simplify-rtx.c (simplify_const_relational_operation): Respect
9945 flag_wrapv for comparisons with ABS.
9947 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9949 PR tree-optimization/22493
9950 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9951 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9953 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9955 * config/frv/frv.opt (moptimize-membar): New.
9957 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9959 * config/frv/frv.h: Remove machine_function definition.
9961 * config/frv/frv.c (struct frv_io): New.
9962 (struct machine_function): Moved from frv.h. Add has_membar_p.
9963 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9964 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9965 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9966 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9967 (frv_reorg): Call frv_optimize_membar when appropriate.
9968 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9969 (frv_expand_builtin): Adjust calls accordingly.
9970 (frv_io_address_cookie): New function.
9971 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9972 load or store rather than a special insn. Add ccnstant address and
9973 io-type operands to the membar.
9974 (frv_ifcvt_modify_tests): Unsign regno.
9975 (frv_ifcvt_modify_tests): Same.
9977 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9978 UNSPEC_OPTIONAL_MEMBAR constant.
9979 (builtin_read_<mode>): Delete.
9980 (builtin_write_<mode>): Delete.
9981 ("optional_membar_<mode>"): Add operand.
9983 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9984 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9985 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9986 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9987 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9988 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9989 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9990 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9991 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9993 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9995 * df.c (df_uses_record): Handle SCRATCH.
9997 2005-07-28 Steven Bosscher <stevenb@suse.de>
10000 * passes.c (rest_of_decl_compilation): If decl is a type and
10001 we have encountered errors, don't emit debug information.
10003 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10005 * params.def: Fixed comment.
10007 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10010 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10011 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10012 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10014 2005-07-27 Steven Bosscher <stevenb@suse.de>
10017 * varasm.c (assemble_start_function): Don't do anything that may
10018 require a CFG if the current function is a thunk.
10020 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10022 * doc/install.texi (Prerequisites): Mention that perl is needed
10023 to do export control in libstdc++ targetting Darwin.
10025 2005-07-27 Steven Bosscher <stevenb@suse.de>
10027 PR rtl-optimization/17808
10028 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10029 (sched_insns_conditions_mutex_p): Split out from...
10030 (add_dependence): ...here. But don't call it from here.
10031 (add_dependence_list): Check sched_insns_conditions_mutex_p
10032 before calling add_dependence.
10033 (add_dependence_list_and_free): Likewise.
10034 (fixup_sched_groups): Likewise.
10035 (sched_analyze_1): Likewise.
10036 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10037 (sched_analyze): Likewise.
10038 (sched_analyze_insn): Likewise.
10039 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10040 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10041 dependencies on all COND_EXEC insns to jumps ending basic blocks
10042 when doing intrablock scheduling.
10043 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10045 2005-07-27 Jeff Law <law@redhat.com>
10047 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10048 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10049 equivalency sets, correctly handle the case were vr0 has an
10050 equivalency set, but vr1 does not.
10052 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10054 PR tree-optimization/23073
10055 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10056 vect_print_dump_info before fprintf.
10058 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10060 PR tree-optimize/22348
10061 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10062 Fold the partial computation.
10064 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10066 PR tree-optimization/22325
10067 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10069 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10071 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10072 (force_var_cost): ... this function.
10073 (compute_phi_arg_on_exit): Export.
10075 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10077 PR tree-optimization/20773
10078 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10081 2005-07-27 Richard Guenther <rguenther@suse.de>
10083 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10084 Avoid pushing again if current struct contains only
10085 fields we decomposed.
10087 2005-07-27 Jan Hubicka <jh@suse.cz>
10089 PR tree-optimization/22574
10090 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10093 * tree-tailcall.c (decrease_profile): New function.
10094 (eliminate_tail_call): Use it.
10096 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10097 visibility flags correctly in whole program mode.
10099 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10101 PR rtl-optimization/22472
10102 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10104 2005-07-26 Steven Bosscher <stevenb@suse.de>
10106 PR tree-optimization/22504
10107 * tree-complex.c (expand_complex_addition): Use 'code' instead
10108 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10110 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10112 * config.gcc (cpu_type): Add frv case.
10113 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10114 (supported_defaults): Add fr550 case.
10116 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10119 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10120 whether a pointer of type T * may point to objects of type T *.
10122 2005-07-26 DJ Delorie <dj@redhat.com>
10124 * configure: Regenerate.
10126 2005-07-26 Dale Johannesen <dalej@apple.com>
10128 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10130 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10132 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10133 Clarify use of "build" in name.
10135 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10137 * doc/extend.texi (Raw read/write Functions): New section.
10138 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10139 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10140 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10141 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10142 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10143 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10144 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10145 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10146 * config/frv/frv.c: Add bdesc_loads global.
10147 Add bdesc_stores global.
10148 (frv_init_builtins): Add support for __builtin_{read/write}*.
10149 (frv_volatile_memref): New.
10150 (frv_expand_load_builtin): New.
10151 (frv_expand_store_builtin): New.
10152 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10153 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10154 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10155 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10156 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10157 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10158 (builtin_read_<mode>): New.
10159 (builtin_write_<mode>): New.
10160 (builtin_write64): New.
10161 (optional_membar_<mode>): New.
10163 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10165 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10166 (rather than units) against HOST_BITS_PER_WIDE_INT.
10168 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10170 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10171 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10172 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10173 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10176 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10177 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10178 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10180 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10182 2005-07-26 Richard Guenther <rguenther@suse.de>
10184 PR tree-optimization/22486
10185 * fold-const.c (fold_unary): Fold away useless component
10186 references of the form (T *)&T.x, if the address
10189 2005-07-25 James E Wilson <wilson@specifixinc.com>
10191 * dwarf2out.c (add_call_src_coords_attributes): New.
10192 (gen_inlined_subroutine_die): Call it.
10193 (maybe_emit_file, init_file_table): Add comments.
10194 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10196 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10197 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10198 * tree.h (BLOCK_SOURCE_LOCATION): New.
10199 (struct tree_block): New field locus.
10201 2005-07-26 Andreas Schwab <schwab@suse.de>
10203 PR rtl-optimization/23043
10204 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10205 when allocating a struct unoccr.
10207 2005-07-25 Richard Henderson <rth@redhat.com>
10210 * tree-complex.c (gate_no_optimization): True if errors.
10211 * Makefile.in (tree-complex.o): Update dependencies.
10213 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10215 * config/frv/predicates.md (integer_register_operand): Use
10216 GPR_AP_OR_PSEUDO_P.
10218 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10221 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10223 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10225 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10227 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10228 types when flag_unsafe_math_optimizations is true.
10230 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10232 * gcc.c (option_map): Add --sysroot.
10233 (process_command): Handle --sysroot.
10234 (display_help): Document it.
10235 * doc/cppopts.tex (-isysroot): Document.
10236 * doc/invoke.texi (--sysroot): Document.
10237 * doc/install.texi (--with-build-sysroot): Document.
10239 * Makefile.in (inhibit_libc): New variable.
10240 (INHIBIT_LIBC_CFLAGS): Likewise.
10241 (LIBGCC2_CFLAGS): Include
10242 $(INHIBIT_LIBC_CFLAGS).
10243 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10244 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10245 ($(T)crtend.o): Likewise.
10246 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10247 ($(T)crtendS.o): Likewise.
10248 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10249 ($(T)crtendT.o): Likewise.
10250 (stmp-fixinc): Do not complain about missing headers if
10252 * configure.ac (inhibit_libc): Set it to true/false.
10253 (--with-build-sysroot): New option. Use it to set
10255 * configure: Regenerated.
10257 2005-07-25 Manfred Hollstein <mh@suse.com>
10259 * calls.c (store_one_arg): Fix unsigned comparison warning.
10261 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10264 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10265 (ggc_print_statistics): Initialize variable before use.
10267 2005-07-25 Richard Guenther <rguenther@suse.de>
10269 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10270 calling with a PHI_NODE argument.
10272 * tree-flow-inline.h (overlap_subvar): Protect against
10275 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10277 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10278 * configure: Regenerate.
10280 2005-07-25 Ira Rosen <irar@il.ibm.com>
10282 * expr.c (highest_pow2_factor): Make extern.
10283 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10284 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10285 record_array_differ_p, array_ptr_differ_p): Likewise.
10286 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10287 additional cases. Call the above functions.
10288 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10289 base_object_differ_p when there are two base objects. Otherwise, compare
10290 base address and offset. Call may_alias_p.
10291 (dump_data_reference): Use a correct field name.
10292 (analyze_array): Make static. Initialize new data-ref fields.
10293 (analyze_indirect_ref): New function.
10294 (init_data_ref): Initialize new data-ref fields.
10295 (strip_conversion): Moved from tree-vect-analyze.c.
10296 (analyze_offset_expr, get_ptr_offset, address_analysis,
10297 object_analysis): Likewise.
10298 (analyze_offset): New function.
10299 (create_data_ref): Likewise.
10300 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10301 dimensions for ARRAY_REFs only.
10302 (build_classic_dist_vector): Make static.
10303 (access_functions_are_affine_or_constant_p): Call macro to get the
10304 address of access functions.
10305 (compute_all_dependences): Add new parameter
10306 compute_self_and_read_read_dependences. Compute self and read-read
10307 dependences if it is true.
10308 (find_data_references_in_loop): Call create_data_ref. Initialize new
10310 (compute_data_dependences_for_loop): Add new parameter
10311 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10312 compute nb_loops. Call compute_all_dependences,
10313 build_classic_dist_vector and build_classic_dir_vector with correct
10315 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10316 with correct parameters. Compare dimensions for ARRAY_REFs only.
10317 (free_data_refs): Call macro to free access functions.
10318 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10319 fields from stmt_vinfo.
10320 (struct base_object_info): New structure.
10321 (struct data_reference): Move fields to base_object_info. Add fields
10322 first_location and object_info for above structures. Move fields from
10323 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10324 aligned_to. Add macros to access the new fields.
10325 Update functions declarations.
10326 * tree-flow.h (is_aliased_with): Declare.
10327 * tree-loop-linear.c (linear_transform_loops): Call
10328 compute_data_dependences_for_loop with correct parameters.
10329 * tree-ssa-alias.c (is_aliased_with): New function.
10330 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10331 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10332 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10333 vect_base_addr_differ_p, compute_subscript_distance and
10334 build_classic_dist_vector. Add printings. Check absolute value of
10336 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10338 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10339 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10340 to bytes. Add printing.
10341 (vect_compute_data_refs_alignment): Go through loads and stores in one
10343 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10344 vect_analyze_data_ref_access): Likewise.
10345 (vect_analyze_pointer_ref_access): Remove.
10346 (vect_address_analysis, vect_object_analysis): Likewise.
10347 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10348 and analyze data-refs in the loop.
10349 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10350 fields of data-ref instead of stmt. Add init to the offset from the
10352 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10353 (vect_update_init_of_dr): Likewise.
10354 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10355 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10357 (new_loop_vec_info): Initialize new fields.
10358 (destroy_loop_vec_info): Free new fields.
10359 (vect_strip_conversion): Remove.
10360 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10361 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10362 datarefs. Add new field ddrs.
10363 Add macros for the new fields access.
10364 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10365 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10366 Remove their macros.
10367 * tree.h (highest_pow2_factor): Declare.
10369 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10371 * calls.c (store_one_arg): Check for sibling call MEM arguments
10372 from already clobbered incoming argument area.
10374 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10376 * c-common.c (check_missing_format_attribute): New.
10377 * c-common.h (check_missing_format_attribute): Likewise.
10378 * c-typeck.c (convert_for_assignment): Use it.
10380 2005-07-24 Andreas Schwab <schwab@suse.de>
10382 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10383 register use a word move. Correct operand of ext.w in 68000 code.
10385 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10387 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10388 variables as declarations, rather than definitions.
10390 2005-07-24 Ira Rosen <irar@il.ibm.com>
10392 PR tree-optimization/22526
10393 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10396 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10398 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10399 that C99 reserve for future use. Use it to define clog10,
10400 clog10f and clog10l.
10402 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10404 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10405 * configure.ac: Check for -Wmissing-format-attribute.
10407 * configure: Regenerate.
10409 2005-07-23 Richard Henderson <rth@redhat.com>
10411 PR tree-optimization/22623
10412 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10414 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10417 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10419 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10421 * Makefile.in (C_TREE_H): Update dependencies.
10422 * c-tree.h: Include toplev.h.
10423 * diagnostic.h (diagnostic_set_info): Add format attribute.
10424 * rtl-error.c (diagnostic_for_asm): Likewise.
10426 2005-07-23 Chao-ying Fu <fu@mips.com>
10428 * config/mips/mips-dsp.md: New file.
10429 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10430 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10432 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10433 MIPS_BUILTIN_BPOSGE32.
10434 (mips_expand_builtin_direct): Add one parameter to indicate that
10435 builtin functions need to return a value.
10436 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10438 (mips_regno_to_class): Add classes for 12 new DSP registers.
10439 (mips_subword): Change to check four HI registers.
10440 (mips_output_move): Output move to and from 6 new DSP accumulators.
10441 (override_options): Make sure -mdsp and -mips16 are not used together.
10442 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10444 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10446 (print_operand): Add 'q' for printing DSP accumulators.
10447 (mips_cannot_change_mode_class): Check ACC_REGS.
10448 (mips_secondary_reload_class): Check ACC_REGS.
10449 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10450 (mips_register_move_cost): Check ACC_REGS.
10451 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10452 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10453 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10454 (dsp_bdesc): New array.
10455 (bdesc_arrays): Add DSP builtin function table.
10456 (mips_prepare_builtin_arg): Check predicate again after
10458 (mips_expand_builtin): Add one more parameter to
10459 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10460 MIPS_BUILTIN_BPOSGE32.
10461 (mips_init_builtins): Initialize new function types.
10462 (mips_expand_builtin_direct): Check if builtin functions need to
10463 return a value and pass operands properly.
10464 (mips_expand_builtin_bposge): New function.
10465 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10466 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10467 (FIRST_PSEUDO_REGISTER): Increase to 188.
10468 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10469 Update for 12 new DSP registers.
10470 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10471 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10472 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10473 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10474 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10475 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10476 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10477 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10478 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10479 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10480 (REGISTER_NAMES): Add names for 12 new DSP registers.
10481 * config/mips/mips.md: Include mips-dsp.md.
10482 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10483 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10484 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10485 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10486 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10487 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10488 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10489 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10490 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10491 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10492 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10493 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10494 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10495 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10496 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10497 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10498 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10499 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10500 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10501 (UNSPEC_RDDSP): New constants.
10502 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10503 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10505 * config/mips/mips.opt (-mdsp): New option.
10506 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10507 (reg_imm10_operand): New predicates.
10508 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10509 * doc/invoke.texi (-mdsp): Document new option.
10511 2005-07-22 DJ Delorie <dj@redhat.com>
10513 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10515 * tree-inline.c (inlinable_function_p): Likewise.
10517 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10520 * toplev.c (check_global_declarations): Do not mark undefined
10521 variables as DECL_IGNORED_P.
10522 * varasm.c (first_global_object_name): GTY it.
10523 (weak_global_object_name): Likewise.
10524 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10525 a string to go into {weak,first}_global_object_name.
10527 2005-07-22 DJ Delorie <dj@redhat.com>
10529 * c-format.c (check_function_format): Change warning control
10530 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10532 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10534 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10535 &PTR->FLD a dereference of PTR.
10536 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10537 a potential dereference of PTR.
10539 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10541 PR rtl-optimization/20370
10542 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10543 call allocate_reg_info if necessary.
10545 PR rtl-optimization/21848
10546 * calls.c (emit_library_call_value_1): For const functions, add
10547 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10549 PR rtl-optimization/22445
10550 * cselib.c (target.h): Include.
10551 (rtx_equal_for_cselib_p): Allow commutative matches.
10552 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10553 Remove MODE parameter. Changed all callers.
10555 PR rtl-optimization/22258
10556 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10558 (try_combine): Use likely_spilled_retval_p.
10560 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10562 * config.gcc: Add crx-elf support.
10564 * doc/contrib.texi: Mention crx.
10565 * doc/extend.texi: Document crx extensions.
10566 * doc/install.texi: Document crx install.
10567 * doc/invoke.texi: Document crx options.
10568 * doc/md.texi: Document crx constraints.
10570 * config/crx/crx-protos.h: New file.
10571 * config/crx/crx.c: New file.
10572 * config/crx/crx.h: New file.
10573 * config/crx/crx.md: New file.
10574 * config/crx/crx.opt: New file.
10575 * config/crx/t-crx: New file.
10577 2005-07-22 Manfred Hollstein <mh@suse.com>
10579 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10581 (int_add_graph_edge): Likewise.
10582 (collapse_nodes): Likewise.
10583 (process_unification_queue): Likewise.
10585 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10586 Laurent GUERBY <laurent@guerby.net>
10588 PR tree-optimization/22336
10589 * function.c (record_block_change): Check for
10590 cfun->ib_boundaries_block.
10592 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10594 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10595 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10597 2005-07-21 DJ Delorie <dj@redhat.com>
10599 * toplev.c (warn_deprecated_use): Add warning control to warning
10601 * c-typeck.c (parser_build_binary_op): Likewise.
10602 (c_finish_if_stmt): Likewise.
10603 * c-common.c (check_function_sentinel): Likewise.
10604 (check_nonnull_arg): Likewise.
10606 2005-07-21 Richard Henderson <rth@redhat.com>
10609 * tree-complex.c (complex_ssa_name_components): New.
10610 (cvc_lookup): Allow entry not found.
10611 (create_components): Remove.
10612 (create_one_component_var, get_component_var): New.
10613 (get_component_ssa_name, set_component_ssa_name): New.
10614 (extract_component): Use get_component_ssa_name.
10615 (update_complex_components): Use set_component_ssa_name.
10616 (update_complex_components_on_edge): Likewise.
10617 (update_phi_components): Create new PHI nodes directly, instead
10618 of adding insns to edges.
10619 (tree_lower_complex): Allocate and free complex_variable_components
10620 and complex_ssa_name_components here.
10622 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10624 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10625 revert to returning false.
10627 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10630 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10632 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10635 * config/i386/i386.md (cmpxf): Change operand constraints
10636 to "nonmemory_operand".
10638 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10640 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10642 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10644 PR middle-end/21180
10645 * fold-const.c (fold_build1): Add checksum for the operands.
10646 (fold_build2): Likewise.
10647 (fold_build3): Likewise.
10649 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10651 PR middle-end/19055
10652 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10654 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10656 * common.opt (-fforward-propagate): Committed by mistake,
10659 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10661 * reg-stack.c: Fix comment typo(s).
10662 * tree-ssa-operands.c: Likewise.
10663 * tree-vectorizer: Likewise.
10665 2005-07-21 Nick Clifton <nickc@redhat.com>
10667 * config/sh/symbian.c: Replace C++ style line comments with C
10668 style line comments.
10669 (symbian_add_attribute): Do not use a ? operator on the LHS of
10671 (sh_symbian_handle_dll_attribute): Change the type of the
10672 method vector to "VEC(tree,gc)*" and use vector accessor
10673 macros to walk over the elements.
10674 (symbian_export_vtable_and_rtti_p): Likewise.
10675 (symbian_class_needs_attribute_p): Likewise.
10677 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10680 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10681 initialize targetm.resolve_overloaded_builtin here.
10682 (altivec_expand_overloaded_builtin): Make it non-static.
10683 * config/rs6000/rs6000-protos.h
10684 (altivec_expand_overloaded_builtin): New prototype.
10685 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10686 targetm.resolve_overloaded_builtin here.
10687 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10689 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10690 Zdenek Dvorak <dvorakz@suse.cz>
10692 PR tree-optimization/19210
10693 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10695 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10696 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10697 rely on unproven assumptions.
10698 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10699 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10700 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10701 to number_of_iterations_exit.
10702 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10703 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10704 * tree-ssa-loop-niter.c (find_loop_niter,
10705 estimate_numbers_of_iterations_loop): Likewise.
10706 (number_of_iterations_exit): Honor the new options.
10707 * doc/invoke.texi (Wunsafe-loop-optimizations,
10708 funsafe-loop-optimizations): Document them.
10710 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10712 PR rtl-optimization/22167
10713 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10715 2005-07-20 Adam Nemet <anemet@lnxw.com>
10717 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10718 __do_global_dtors_aux longcall.
10720 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10722 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10723 (old_special_pred_table): Don't reference
10724 SPECIAL_MODE_PREDICATES.
10725 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10726 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10727 * config/sh/predicates.h: Don't mention
10728 SPECIAL_MODE_PREDICATES.
10729 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10732 2005-07-20 DJ Delorie <dj@redhat.com>
10734 * config.gcc: Add m32c-elf support.
10736 * doc/contrib.texi: Mention m32c.
10737 * doc/extend.texi: Document m32c extensions.
10738 * doc/install.texi: Mention m32c.
10739 * doc/invoke.texi: Document m32c options.
10740 * doc/md.texi: Document m32c constraints.
10742 * config/m32c/addsub.md: New file.
10743 * config/m32c/bitops.md: New file.
10744 * config/m32c/cond.md: New file.
10745 * config/m32c/jump.md: New file.
10746 * config/m32c/m32c-lib1.S: New file.
10747 * config/m32c/m32c-lib2.c: New file.
10748 * config/m32c/m32c-modes.def: New file.
10749 * config/m32c/m32c-pragma.c: New file.
10750 * config/m32c/m32c-protos.h: New file.
10751 * config/m32c/m32c.abi: New file.
10752 * config/m32c/m32c.c: New file.
10753 * config/m32c/m32c.h: New file.
10754 * config/m32c/m32c.md: New file.
10755 * config/m32c/m32c.opt: New file.
10756 * config/m32c/minmax.md: New file.
10757 * config/m32c/mov.md: New file.
10758 * config/m32c/muldiv.md: New file.
10759 * config/m32c/predicates.md: New file.
10760 * config/m32c/prologue.md: New file.
10761 * config/m32c/shift.md: New file.
10762 * config/m32c/t-m32c: New file.
10764 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10766 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10767 (stack_protect_set, stack_protect_test): New expanders.
10768 (stack_protect_set_si, stack_protect_set_si_media,
10769 stack_protect_set_di_media, stack_protect_test_si,
10770 stack_protect_test_si_media, stack_protect_test_di_media):
10773 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10775 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10777 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10779 * tree.h (tree_expr_nonzero_p): Export.
10780 * fold-const.c (tree_expr_nonzero_p): Likewise.
10781 Return true for CALL_EXPRs that are alloca calls.
10782 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10784 * tree-flow.h (expr_computes_nonzero): Remove.
10785 * tree-vrp.c (expr_computes_nonzero): Remove.
10786 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10787 (extract_range_from_unary_expr): Likewise.
10788 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10789 tree_expr_nonzero_p.
10791 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10793 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10794 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10795 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10796 All callers changed.
10797 (frame_related_constant_load): New arg "related" which controls
10798 setting of RTX_FRAME_RELATED_P. All callers changed.
10799 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10800 (bfin_expand_prologue): Add stack limit checking.
10801 * config/bfin/bfin.md (trapifcc): New pattern.
10803 * config/bfin/bfin.c: Include "langhooks.h".
10804 (def_builtin): Go through lang_hooks to call builtin_function.
10806 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10807 * config/bfin/predicates.md (symbol_ref_operand): New.
10808 (call_insn_operand): Delete. All callers changed to use
10809 register_no_elim_operand.
10810 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10812 (function_arg): Use it to generate the call's operand 2.
10813 (bfin_longcall_p): New function.
10814 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10815 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10816 determine if the address needs to be in a REG.
10817 (bfin_handle_longcall_attribute): New function.
10818 (bfin_attribute_table): Add "longcall" and "shortcall".
10819 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10820 (CUMULATIVE_ARGS): New member call_cookie.
10821 (PREDICATE_CODES): Add symbol_ref_operand.
10822 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10823 extra USE to the pattern.
10824 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10825 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10826 sibcall_value_insn; now the new patterns handle direct calls and the
10827 old ones indirect calls.
10828 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10830 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10832 * doc/trouble.texi: Update section on handling of empty loops.
10834 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10836 * config.gcc: Remove support for sparc-*-openbsd*,
10837 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10839 * config.host: Remove support for i860-*-sysv4* as a host.
10840 * config/i860/*, config/ip2k/*, config/ns32k/*,
10841 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10842 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10843 mention obsolete ports.
10845 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10847 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10848 soft frame pointer.
10849 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10850 of frame_pointer_rtx.
10851 (sh_expand_epilogue): Likewise.
10852 (sh_set_return_address): Likewise.
10853 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10854 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10855 offsets from FRAME_POINTER_REGNUM.
10856 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10857 (sh_register_names): Add initializer for sfp.
10858 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10859 (VALID_REGISTER_P): Likewise.
10860 (FIRST_PSEUDO_REGISTER): Update.
10861 (DWARF_FRAME_REGISTERS): Define.
10862 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10863 (HARD_FRAME_POINTER_REGNUM): Define.
10864 (FRAME_POINTER_REGNUM): Redefine.
10865 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10866 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10867 from FRAME_POINTER_REGNUM.
10868 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10869 FRAME_POINTER_REGNUM.
10870 (REG_CLASS_CONTENTS): Add sfp.
10871 (REG_ALLOC_ORDER): Likewise.
10872 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10873 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10874 of frame_pointer_rtx.
10875 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10877 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10879 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10880 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10881 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10883 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10886 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10888 Make CONSTRUCTOR use VEC to store initializers.
10889 * c-common.c (complete_array_type): Update to cope with VEC in
10891 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10892 (pp_c_constructor_elts): New function.
10893 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10894 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10895 struct constructor_stack, struct initializer_stack,
10896 constructor_elements, push_init_level, pop_init_level,
10897 add_pending_init, find_init_member, output_init_element): Update to
10898 cope with VEC in CONSTRUCTOR_ELTS.
10899 * coverage.c (build_fn_info_value, build_ctr_info_value,
10900 build_gcov_info): Likewise.
10901 * expr.c (categorize_ctor_elements_1, store_constructor,
10902 expand_expr_real_1): Likewise.
10903 * fold-const.c (fold_ternary): Likewise.
10904 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10905 gimplify_init_constructor, gimplify_expr): Likewise.
10906 * tree-dump.c (dequeue_and_dump): Likewise.
10907 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10909 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10911 * tree-sra.c (generate_element_init_1): Likewise.
10912 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10913 * tree-ssa-operands.c (get_expr_operands): Likewise.
10914 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10915 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10916 (get_initial_def_for_reduction): Likewise.
10917 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10918 value handle in annotations.
10919 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10920 tree_node_structure): Add support for constr_kind.
10921 (build_vector_from_ctor, build_constructor_single,
10922 build_constructor_from_list): New functions.
10923 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10924 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10925 Update to cope with VEC in CONSTRUCTOR_ELTS.
10926 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10927 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10928 CONSTRUCTOR_APPEND_ELT): New macros.
10929 (struct constructor_elt, struct tree_constructor): New data types.
10930 (union tree_node): Add tree_constructor field.
10931 * treestruct.def: Define TS_CONSTRUCTOR.
10932 * varasm.c (const_hash_1, compare_constant, copy_constant,
10933 compute_reloc_for_constant, output_addressed_constants,
10934 initializer_constant_valid_p, output_constant,
10935 array_size_for_constructor, output_constructor): Update to cope with
10936 VEC in CONSTRUCTOR_ELTS.
10937 * vec.h (VEC_empty, VEC_copy): New macros.
10939 2005-07-19 Devang Patel <dpatel@apple.com>
10941 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10943 2005-07-19 Richard Henderson <rth@redhat.com>
10946 * gimplify.c (gimplify_expr): Use main variant type for the temp
10947 destination for a discarded volatile read.
10948 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10949 casts between non-void types that change volatility.
10951 2005-07-15 DJ Delorie <dj@redhat.com>
10953 * toplev.h: Add comment about the first parameter for warning().
10954 * errors.h: Likewise.
10956 * c.opt (Wpragmas): New.
10957 * doc/invoke.texi: Document it.
10959 * function.c (do_warn_unused_parameter): Add warning control to
10961 * c-decl.c (warn_if_shadowing): Likewise.
10962 * c-lex.c (cb_def_pragma): Likewise.
10963 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10964 (pop_alignment): Likewise.
10965 (handle_pragma_pack): Likewise.
10966 (apply_pragma_weak): Likewise.
10967 (handle_pragma_weak): Likewise.
10968 (handle_pragma_redefine_extname): Likewise.
10969 (add_to_renaming_pragma_list): Likewise.
10970 (handle_pragma_extern_prefix): Likewise.
10971 (maybe_apply_renaming_pragma): Likewise.
10972 (handle_pragma_visibility): Likewise.
10974 * config/c4x/c4x-c.c (BAD): Likewise.
10975 (c4x_parse_pragma): Likewise.
10976 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10977 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10978 (rs6000_pragma_longcall): Likewise.
10979 * config/v850/v850-c.c (pop_data_area): Likewise.
10980 (ghs_pragma_section): Likewise.
10981 (ghs_pragma_section): Likewise.
10982 (ghs_pragma_interrupt): Likewise.
10983 (ghs_pragma_starttda): Likewise.
10984 (ghs_pragma_startsda): Likewise.
10985 (ghs_pragma_startzda): Likewise.
10986 (ghs_pragma_endtda): Likewise.
10987 (ghs_pragma_endsda): Likewise.
10988 (ghs_pragma_endzda): Likewise.
10990 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10991 Kenneth Zadeck <zadeck@naturalbridge.com>
10993 * Makefile.in: Removed tree-promote-statics.c
10994 * tree-promote-statics.c: Removed.
10995 * common.opt: Removed flag-promote-statics.
10997 * passes.c: Removed tree-promote-statics pass.
10998 * tree-pass.h: Ditto.
10999 * timevar.def: Removed TV_PROMOTE_STATICS.
11002 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11004 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11006 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11008 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11011 * c-common.c (check_function_arguments): Call
11012 'check_function_format' if either -Wformat or
11013 -Wmissing-format-attribute are specified.
11014 * c-format.c (check_function_format): Check -Wformat before
11015 calling 'check_format_info'.
11016 * c-opts.c (c_common_post_options): Don't warn for
11017 -Wmissing-format-attribute without -Wformat.
11018 * c-typeck.c (convert_for_assignment): Detect additional cases for
11019 -Wmissing-format-attribute.
11020 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11023 2005-07-19 Richard Guenther <rguenther@suse.de>
11025 * config/i386/i386.md (lrint<mode>2): Use temporary
11026 instead of clobbering non-existent memory.
11028 2005-07-19 Nick Clifton <nickc@redhat.com>
11030 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11031 statement to avoid displaying ASCII control characters.
11033 2005-07-19 Ben Elliston <bje@au.ibm.com>
11035 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11036 * cfganal.c (find_edge_index): Ditto.
11037 * combine.c (combine_instructions): Ditto.
11038 * ddg.c (create_scc): Ditto.
11039 (find_successors): Ditto.
11040 (find_predecessors): Ditto.
11041 (find_nodes_on_paths): Ditto.
11042 (longest_simple_path): Ditto.
11043 * flow.c (update_life_info): Ditto.
11044 (count_or_remove_death_notes): Ditto.
11045 (clear_log_links): Ditto.
11046 * modulo-sched.c (generate_reg_moves): Ditto.
11047 (find_max_asap): Ditto.
11048 (find_max_hv_min_mob): Ditto.
11049 (find_max_dv_min_mob): Ditto.
11050 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11051 * sched-rgn.c (extract_edgelst): Ditto.
11052 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11053 (dump_update_ssa): Ditto.
11054 (ssa_names_to_replace) Ditto.
11055 (switch_virtuals_to_full_rewrite): Ditto.
11056 (update_ssa): Ditto.
11057 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11059 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11061 Fix PR tree-optimization/22483
11063 * tree-complex.c (create_components): Use
11064 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11065 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11066 * tree-flow.h (safe_referenced_var_iterator): New structure.
11067 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11068 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11069 safe_referenced_var iterator.
11070 (add_type_alias): Ditto.
11072 2005-07-19 Steven Bosscher <stevenb@suse.de>
11074 * loop-init.c (rest_of_handle_loop2): Remove.
11075 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11076 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11077 (pass_rtl_loop_init, pass_rtl_loop_done,
11078 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11079 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11080 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11081 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11082 pass_tree_loop_done, and pass_tree_unswitch.
11083 (gate_loop): Rename to gate_tree_loop.
11084 * passes.c (init_optimization_passes): Update for renamed tree
11085 loop passes. Add the new loop2 passes as subpasses of loop2.
11086 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11087 Update for the renamed tree loop passes.
11089 2005-07-18 Ian Lance Taylor <ian@airs.com>
11091 PR middle-end/22057
11092 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11093 blocks when optimizing.
11095 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11097 * common.opt (frename-registers): Initialize to 2.
11099 (fgcse-after-reload): Ditto.
11100 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11101 (process_options): Only change flag_web, flag_rename_registers,
11102 and flag_rerun_cse_after_loop if not explicitly set by user.
11104 2005-07-18 Jan Beulich <jbeulich@novell.com>
11106 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11107 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11108 in 64-bit mode the same as DImode in 32-bit mode.
11109 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11110 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11111 mode. Add new mode parameter.
11112 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11113 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11114 x86_64_shift_adj): New expanders.
11115 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11116 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11118 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11119 DImode shift splitters.
11120 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11121 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11124 2005-07-18 Jan Beulich <jbeulich@novell.com>
11126 * i386.md (movdi_extzv_1): New.
11127 (zero_extendhidi2): Combine alternatives and never force use of
11129 (zero_extendqidi2): Likewise. Don't restrict input selection.
11131 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11133 Fix PR tree-optimization/22531
11134 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11137 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11139 * tree-promote-statics.c (pass_promote_statics): Change dump file
11142 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11144 * tree-optimize.c (init_tree_optimization_passes): Add
11145 pass_eliminate_useless_stores pass.
11146 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11147 * tree-ssa-pre.c (is_copy_stmt): New function.
11148 (follow_copies_till_vuse): Ditto.
11149 (do_eustores): Ditto.
11150 (gate_eustores): Ditto.
11152 2005-07-16 Richard Henderson <rth@redhat.com>
11154 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11156 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11157 Kenneth Zadeck <zadeck@naturalbridge.com>
11159 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11160 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11161 ipa-type-escape.h, tree-promote-statics.c
11162 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11163 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11164 tree-promote-statics.c: new files.
11165 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11166 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11167 int nonlocal_set_p, mark_constant_function): Deleted.
11168 (rest_of_handle_cfg): Removed call to mark_constant_function.
11169 (nonoverlapping_component_refs_p): Added calls to support
11170 type based aliasing.
11171 * tree-ssa-alias.c (may_alias_p,
11172 compute_flow_insensitive_aliasing): Ditto.
11173 * calls.c (flags_from_decl_or_type): Removed reference to
11175 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11176 too many arguments. This is necessary for Spec 2000.
11177 * cgraph.h (const_function, pure_function): Removed.
11178 * common.opt: Added "fipa-pure-const", "fipa-reference",
11179 "fipa-type-escape", and "ftree-promote-static".
11181 * passes.c: Added ipa and tree-promote-statics passes.
11182 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11183 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11184 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11185 * tree-flow.h: Added exposed sra calls and addition of
11186 reference_vars_info field for FUNCTION_DECLS.
11187 * tree-pass.h: Added passes.
11188 * tree-sra.c: (sra_init_cache): New function.
11189 (sra_insert_before, sra_insert_after) Made public.
11190 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11192 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11193 aliasing. (may_alias_p): Added code to use type escape analysis to
11194 improve alias sets.
11195 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11196 code to prune clobbers of static variables based on information
11197 produced in ipa-reference pass. Changed call clobbering so that
11198 statics are not marked as clobbered if the call does not clobber
11201 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11203 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11206 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11208 * doc/install.texi (*-*-solaris2*): Document recommended version
11209 of GNU binutils and mention GNU linker problem on Solaris 10.
11211 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11214 * c-decl.c (c_build_bitfield_integer_type): New function.
11215 (finish_struct): Call it.
11216 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11218 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11220 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11223 2005-07-16 Jan Hubicka <jh@suse.cz>
11225 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11226 (scale_bbs_frequencies_int): Watch roundoff errors.
11227 * predict.c (return_prediction): Initialize return_stmt.
11229 2005-07-16 Jan Hubicka <jh@suse.cz>
11231 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11232 after RTL profiling.
11234 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11236 PR middle-end/22398
11237 * fold-const.c (build_range_check): Convert high/low to etype
11238 if we are only comparing against exp.
11240 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11242 Fix PR tree-optimization/22376
11243 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11245 (need_to_solve): New function.
11246 (compute_points_to_sets): Use it.
11248 2005-07-15 Jan Hubicka <jh@suse.cz>
11250 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11251 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11253 2005-07-15 Richard Guenther <rguenther@suse.de>
11255 * c-common.c (handle_flatten_attribute): New function.
11256 Add flatten function attribute.
11257 * doc/extend.texi: Document flatten function attribute.
11258 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11259 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11261 (cgraph_decide_inlining): Handle functions with flatten
11264 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11266 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11267 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11268 UNSPEC_XCHG, UNSPEC_AND): New.
11269 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11270 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11271 * config/rs6000/sync.md (FETCHOP): New code macro.
11272 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11274 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11275 (sync_compare_and_swap<mode>): Same.
11276 (sync_lock_test_and_set<mode>): Same.
11277 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11278 for QImode and HImode, and not PPC405.
11279 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11280 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11281 (sync_<fetchop>{si,di}_internal): New.
11282 (sync_nand{si,di}_internal): New.
11283 (sync_old_<fetchop>{si,di}_internal): New.
11284 (sync_old_nand{si,di}_internal): New
11285 (sync_new_<fetchop>{si,di}_internal): New.
11286 (sync_new_nand{si,di}_internal): New.
11287 (atomic_and{si,di}): New.
11288 (sync_new_nand{si,di}_internal): New.
11289 (atomic_and{si,di}): New.
11290 (sync_add<mode>_internal): Delete.
11291 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11292 (sync_sub<mode>_internal): Delte.
11293 (sync_subshort_internal): New.
11294 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11295 (sync_anddi_internal): Delete.
11296 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11297 (sync_booldi_internal): Delete.
11298 (sync_boolc<mode>_internal): Delete.
11299 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11300 (sync_boolc<mode>_internal2): Delete.
11301 (sync_boolcc<mode>_internal): Delete.
11302 (isync, lwsync): Use unspec instead of unspec_volatile.
11303 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11304 Revert UNSPEC_VOLATILE.
11305 (rs6000_split_atomic_op): New.
11306 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11308 2005-07-14 Eric Christopher <echristo@redhat.com>
11310 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11311 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11313 2005-07-14 Eric Christopher <echristo@redhat.com>
11315 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11317 2005-07-14 Steven Bosscher <stevenb@suse.de>
11319 PR tree-optimization/22230
11320 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11321 the computation of the four cross productions for "range op range".
11323 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11324 Ulrich Weigand <uweigand@de.ibm.com>
11327 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11330 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11332 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11334 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11336 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11338 2005-07-14 Richard Guenther <rguenther@suse.de>
11340 PR middle-end/22347
11341 * config/i386/i386-protos.h (ix86_function_value): Change
11342 prototype to match new target hook.
11343 * config/i386/i386.c (ix86_value_regno): Change prototype
11344 to take extra type argument.
11345 (TARGET_FUNCTION_VALUE): Define.
11346 (ix86_function_ok_for_sibcall): Pass extra argument to
11347 ix86_value_regno, check return slot rtx for exact match.
11348 (ix86_function_value): Take extra parameter. Dispatch to
11349 ix86_value_regno with fndecl/fntype as provided.
11350 (ix86_value_regno): Handle extra type argument.
11351 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11353 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11354 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11355 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11356 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11357 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11359 2005-07-14 Richard Guenther <rguenther@suse.de>
11361 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11362 * calls.c (expand_call): Pass fntype to hard_function_value.
11363 (emit_library_call_value_1): Likewise.
11364 * explow.c: Include target.h.
11365 (hard_function_value): Take extra argument, the fntype.
11366 Use new target hook for function_value.
11367 * expr.h (hard_function_value): Change prototype.
11368 * function.c (aggregate_value_p): Pass 0 as fntype to
11369 hard_function_value.
11370 (assign_parms): Use new target hook for function_value.
11371 Pass 0 as fntype to hard_function_value.
11372 (expand_function_end): Likewise.
11373 * reg-stack.c: Include target.h.
11374 (stack_result): Use new target hook for function_value.
11375 * target-def.h: New target hook function_value.
11376 * target.h: Likewise.
11377 * targhooks.c (default_function_value): New function.
11378 * targhooks.h (default_function_value): Declare.
11380 2005-07-13 Ian Lance Taylor <ian@airs.com>
11382 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11384 2005-07-14 Jan Hubicka <jh@suse.cz>
11386 * tree-dfa.c (dump_variable): Use default_def function.
11387 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11388 * tree-ssa.c (verify_use): Likewise.
11389 * tree-ssanames.c (release_ssa_name): Likewise.
11390 * tree-tailcall.c (eliminate_tail_call): Likewise.
11391 (tree_optimize_tail_calls_1): Likewise.
11392 * tree-vrp.c (get_value_range): Likewise.
11394 2005-07-14 Ben Elliston <bje@au.ibm.com>
11396 * gcc.c (main): Compare language[0] with '*' when iterating over
11399 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11401 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11402 "s390_emit_compare". Add handling of CCZ1mode.
11403 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11404 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11406 (s390_branch_condition_mask): Add CCZ1mode handling.
11407 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11408 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11409 Use CCZ1mode instead of CCZmode.
11410 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11412 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11414 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11416 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11418 2005-07-13 Eric Christopher <echristo@redhat.com>
11420 * config/mips/mips.c (mips_canonicalize_comparison): New.
11421 (mips_emit_int_relational): Use.
11423 2005-07-13 Eric Christopher <echristo@redhat.com>
11425 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11426 static extra parts.
11427 * config/s390/s390.md: Include tpf.md. Move tpf specific
11429 * config/s390/tpf.md: To here.
11430 * config/s390/s390.opt: Move tpf specific options...
11431 * config/s390/tpf.opt: to here. Add mmain option.
11432 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11433 * config/s390/tpf.h: Rewrite.
11435 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11437 * doc/tm.texi: Remove @xref{Cross-profiling}.
11439 2005-07-13 Jeff Law <law@redhat.com>
11441 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11442 expressions, test their _DECL operands for pointer equality rather
11443 than using operand_equal_p.
11445 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11447 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11448 (TARGET_POSIX_IO): This.
11449 * config/darwin.h: Likewise.
11450 * config/freebsd.h: Likewise.
11451 * config/linux.h: Likewise.
11452 * config/lynx.h: Likewise.
11453 * config/netbsd.h: Likewise.
11454 * config/rs6000/linux64.h: Likewise.
11455 * config/rs6000/linux.h: Likewise.
11456 * config/s390/tpf.h: Likewise.
11457 * config/sh/embed-elf.h: Likewise.
11458 * config/sparc/linux64.h: Likewise.
11459 * config/sparc/linux.h: Likewise.
11460 * config/svr4.h: Likewise.
11461 * gcov-io.h: Likewise.
11463 * doc/tm.texi: Updated.
11465 * libgcov.c (create_file_directory): Defined only if
11466 TARGET_POSIX_IO is defined.
11467 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11470 2005-07-13 Jan Hubicka <jh@suse.cz>
11472 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11474 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11476 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11477 structure as argument.
11479 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11481 PR tree-optimization/21921
11482 * tree-iterator.c (tsi_link_before): Support the case when
11483 tsi_end_p (tsi) == true.
11485 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11487 PR tree-optimization/22442
11488 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11491 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11493 PR rtl-optimization/20376
11494 * toplev.c (process_options): Enable -fweb and -frename-registers when
11496 * doc/invoke.texi: Update the information about when -fweb and
11497 -frename-registers are enabled.
11499 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11502 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11503 if *rhs_p is not a SSA_NAME.
11505 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11507 Fix PR tree-optimization/22422
11508 * tree-ssa-structalias.c (struct variable_info): Add flag for
11510 (get_varinfo): Now a static function.
11511 (new_varinfo): init has_union and is_special_var to false.
11512 (solution_set_add): Check has_union.
11513 (do_da_constraint): Move temporary variable so it gets reset
11515 Also check for special variable.
11516 (do_ds_constraint): Ditto.
11517 (do_sd_constraint): Ditto.
11518 (do_structure_copy): Check for special variable.
11519 (find_func_aliases): Ditto.
11520 (init_base_vars): Set special vars properly.
11522 2005-07-13 Jan Hubicka <jh@suse.cz>
11524 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11527 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11528 (get_expr_operands): Fix thinko wrt flags and subvars.
11530 PR tree-optimize/22379
11531 * tree-inline.c (expand_call_inline): Do not output sorry in early
11534 2005-07-12 Dale Johannesen <dalej@apple.com>
11536 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11538 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11541 * host-linux.h: Include limits.h.
11543 2005-07-12 Dale Johannesen <dalej@apple.com>
11545 * expr.c (compress_float_constant): Add cost check.
11546 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11548 2005-07-12 Dale Johannesen <dalej@apple.com>
11550 * gcc.target/i386/compress-float-sse.c: New.
11551 * gcc.target/i386/compress-float-sse-pic.c: New.
11552 * gcc.target/i386/compress-float-387.c: New.
11553 * gcc.target/i386/compress-float-387-pic.c: New.
11554 * gcc.dg/compress-float-ppc.c: New.
11555 * gcc.dg/compress-float-ppc-pic.c: New.
11557 2005-07-12 Eric Christopher <echristo@redhat.com>
11559 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11560 static extra parts.
11561 * config/s390/s390.md: Include tpf.md. Move tpf specific
11563 * config/s390/tpf.md: To here.
11564 * config/s390/s390.opt: Move tpf specific options...
11565 * config/s390/tpf.opt: to here. Add mmain option.
11566 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11567 * config/s390/tpf.h: Rewrite.
11569 2005-07-12 Eric Christopher <echristo@redhat.com>
11571 * gcc.c (struct infile): Update comment for language.
11572 (main): Rewrite input file resetting code.
11574 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11577 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11578 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11579 (lookup_avail_expr): Use constant_boolean_node instead
11580 of boolean_false_node/boolean_true_node.
11582 2005-07-12 Ben Elliston <bje@au.ibm.com>
11584 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11585 and use it when printing num_edges.
11587 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11589 * doc/extend.texi (Blackfin Built-in Functions): New section.
11590 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11593 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11595 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11596 s/cmpstrsi/cmpstrnsi
11597 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11599 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11600 (init_optabs): Initialize cmpstrn_optab.
11601 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11602 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11603 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11604 * config/i386/i386.md: s/cmpstr/cmpstrn
11605 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11606 * doc/md.texi: Update documentation.
11608 2005-07-11 Richard Henderson <rth@redhat.com>
11610 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11611 build_va_arg_indirect_ref.
11612 (alpha_gimplify_va_arg): Likewise.
11613 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11614 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11615 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11616 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11617 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11618 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11620 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11622 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11624 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11625 * passes.c (init_optimization_passes): Add pass_empty_loop.
11626 * tree-pass.h (pass_empty_loop): Declare.
11627 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11628 try_remove_empty_loop, remove_empty_loops): New functions.
11629 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11630 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11632 2005-07-12 Peter Barada <peter@the-baradas.com>
11634 PR middle-end/16719
11635 PR middle-end/18421
11636 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11637 in address registers.
11638 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11639 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11640 alternative of addsi3_5200.
11642 2005-07-11 Ian Lance Taylor <ian@airs.com>
11644 * config/mips/mips.md (ffs<mode>2): Remove.
11646 2005-07-11 Ian Lance Taylor <ian@airs.com>
11648 * doc/tree-ssa.texi (Cleanups): Improve description of
11650 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11652 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11654 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11655 * tree.h (DECL_ARGUMENT_FLD): New macro.
11657 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11659 Fix PR tree-optimization/22404
11661 * tree-ssa-structalias.c (create_variable_info_for): Use
11664 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11666 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11667 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11668 for second comparison operand.
11669 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11671 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11672 (define_insn_reservation "alu"): Likewise.
11673 (csync, ssync): Now of type sync.
11674 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11675 -mcsync-anomaly -mspecld-anomaly.
11676 * config/bfin/bfin.opt (mcsync): Remove.
11677 (mcsync-anomaly, mspecld-anomaly): Add.
11678 * config/bfin/bfin.c: Include "insn-codes.h".
11679 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11680 (TARGET_DEFAULT_TARGET_FLAGS): New.
11681 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11683 2005-07-11 Steven Bosscher <stevenb@suse.de>
11685 * basic-block.h: Give the BB flags enum a name, bb_flags.
11686 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11687 * cfgcleanup.c (enum bb_flags): Remove here.
11688 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11689 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11690 (update_forwarder_flag): Likewise.
11691 (thread_jump): Likewise.
11692 (try_forward_edges): Likewise.
11693 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11694 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11695 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11697 2005-07-11 Richard Guenther <rguenther@suse.de>
11699 * config/i386/i386.opt: New target option -msseregparm.
11700 * config/i386/i386.c (override_options): Error out for
11701 -msseregparm but no SSE support.
11702 (ix86_function_sseregparm): Check for global sseregparm.
11703 * doc/invoke.texi: Document -msseregparm.
11705 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11707 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11708 (m32rle-*-linux*): Ditto.
11710 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11712 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11713 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11716 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11718 PR middle-end/22239
11720 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11721 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11723 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11725 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11726 (varmap): Heapify varmap.
11727 (constraints): Heapify constraints.
11728 (struct constraint_graph): Heapify succs and preds.
11729 (constraint_vec_find): Update for heapification.
11730 (constraint_set_union): Ditto.
11731 (insert_into_complex): Ditto.
11732 (constraint_edge_vec_find): Ditto.
11733 (erase_graph_self_edge): Ditto.
11734 (add_graph_edge): Ditto.
11735 (get_graph_weights): Ditto.
11736 (merge_graph_nodes): Ditto.
11737 (build_constraint_graph): Ditto.
11738 (topo_visit): Ditto.
11739 (solve_graph): Ditto.
11740 (create_variable_info_for): Ditto.
11741 (init_base_vars): Ditto.
11742 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11743 (condese_varmap_nodes): Free complex vector.
11744 (clear_edges_for_node): Clear succs and preds vector.
11746 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11748 * tree-ssa-structalias.c (update_alias_info): Change counting of
11749 references to not include vdefs.
11751 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11753 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11754 (up_insert): Ditto.
11756 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11758 * pa.c (pa_commutative_p): Make PLUS commutative when
11759 TARGET_NO_SPACE_REGS is true.
11761 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11763 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11764 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11765 * tree-dfa.c (dump_subvars_for): New.
11766 (debug_subvars_for): New.
11767 (dump_variable): Show subvariables if VAR has them.
11768 * tree-flow-inline.h (get_subvar_at): New.
11769 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11770 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11772 (struct subvar): Change fields offset and size to unsigned
11774 (dump_subvars_for): Declare.
11775 (debug_subvars_for): Declare.
11776 (get_subvar_at): Declare.
11777 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11778 to unsigned HOST_WIDE_INT *.
11779 (overlap_subvar): Likewise.
11780 * tree-gimple.c (is_gimple_reg): Always return false for
11781 SFTs and memory tags.
11782 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11783 Update all callers.
11784 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11785 (compute_may_aliases): Call compute_points_to_sets.
11786 (collect_points_to_info_for): Remove.
11787 (compute_points_to_and_addr_escape): Remove.
11788 (delete_alias_info): Call delete_points_to_sets.
11789 (compute_flow_sensitive_aliasing): If the call to
11790 find_what_p_points_to returns false, call set_pt_anything.
11791 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11792 (set_pt_anything): Clear pi->pt_vars.
11793 (set_pt_malloc): Remove.
11794 (merge_pointed_to_info): Remove.
11795 (add_pointed_to_expr): Remove.
11796 (add_pointed_to_var): Remove.
11797 (collect_points_to_info_r): Remove.
11798 (is_escape_site): Make extern.
11800 (create_overlap_variables_for): Call it.
11801 * tree-ssa-copy.c (merge_alias_info): Never merge
11802 flow-sensitive alias information.
11803 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11804 offset and size to be unsigned HOST_WIDE_INT.
11805 (add_to_addressable_set): Rename from note_addressable.
11806 Set TREE_ADDRESSABLE as the variables are added to the set.
11808 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11809 operands into VUSEs when adding V_MAY_DEFs for members in an
11811 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11812 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11813 (struct variable_info): Add bitfield is_heap_var.
11814 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11815 (new_var_info): Initialize is_heap_var.
11816 (get_constraint_for): Add HEAP variables to the symbol table.
11817 Mark them with is_heap_var.
11818 (update_alias_info): New. Taken mostly from the old
11819 compute_points_to_and_addr_escape.
11820 (handle_ptr_arith): New.
11821 (find_func_aliases): Call update_alias_info.
11822 Call handle_ptr_info for tcc_binary expressions.
11823 Call mark_stmt_modified.
11824 (create_variable_info_for): If DECL has subvars, do not create
11825 variables for its subvars. Always add all the fields.
11826 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11827 SFTs, then add all the SFTs of the structure.
11828 If VI->DECL is an aggregate with subvariables, add the SFT at
11830 (find_what_p_points_to): If VI is an artificial variable,
11831 translate to bitfields in SSA_NAME_PTR_INFO.
11832 If the solution is empty, set pi->pt_vars to NULL
11833 (init_base_vars): Create ANYOFFSET.
11834 (compute_points_to_sets): Rename from create_alias_vars.
11836 (pass_build_pta): Remove.
11837 (delete_points_to_sets): Rename from delete_alias_vars.
11838 (pass_del_pta): Remove.
11839 * tree-ssa-structalias.h (struct alias_info): Move from
11841 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11842 NUM_REFERENCES_SET): Likewise.
11843 (compute_points_to_sets, delete_points_to_sets): Declare.
11845 2005-07-09 Richard Henderson <rth@redhat.com>
11847 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11848 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11849 alpha_split_lock_test_and_set_12): New functions.
11850 * config/alpha/alpha-protos.h: Update.
11851 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11852 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11853 * config/alpha/sync.md (I12MODE): New.
11854 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11855 (sync_<fetchop_name><I48MODE>): Likewise.
11856 (sync_nand<I48MODE>): Likewise.
11857 (sync_old_<fetchop_name><I48MODE>): Likewise.
11858 (sync_new_<fetchop_name><I48MODE>): Likewise.
11859 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11860 (sync_compare_and_swap<I48MODE>): Likewise.
11861 (sync_lock_test_and_set<I48MODE>): Likewise.
11862 (sync_compare_and_swap<I12MODE>): New.
11863 (sync_compare_and_swap<I12MODE>_1): New.
11864 (sync_lock_test_and_set<I12MODE>): New.
11865 (sync_lock_test_and_set<I12MODE>_1): New.
11867 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11871 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11873 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11875 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11876 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11878 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11881 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11883 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11885 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11886 memory_operand constraint.
11887 (store_conditional_<mode>): Same.
11888 (sync_compare_and_swap<mode>): Same.
11889 (sync_lock_test_and_set<mode>): Same.
11891 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11893 Rewrite PIC support to more closely model actual instructions.
11894 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11895 (cris_symbol): Remove prototypes for removed functions.
11896 (cris_pic_symbol_type_of, cris_valid_pic_const)
11897 (cris_expand_pic_call_address): Prototypes for new functions.
11898 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11900 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11902 <case ':'>: Add case for new punctuation character.
11903 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11904 emitting (extra) PIC modifier.
11905 <case UNSPEC>: Do not assert for PLT.
11906 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11907 (cris_expand_prologue, cris_expand_epilogue): Check
11908 for pic_offset_table_rtx usage instead of taking
11909 current_function_uses_pic_offset_table as the final word.
11910 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11911 Remove flag_pic difference.
11912 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11913 the moral equivalents of...
11914 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11916 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11917 (cris_handle_option): Mark ARG as unused.
11918 (cris_expand_pic_call_address): New worker function for "call",
11920 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11921 output PIC constructs here.
11922 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11923 as symbol-specific modifers, not whole or part of operands.
11924 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11925 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11926 constants and flag_pic.
11927 (CONSTANT_INDEX_P): Adjust for new functions.
11928 (enum cris_pic_symbol_type): New helper type.
11929 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11930 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11931 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11933 ("movsi"): Emit actual instructions for GOT and relative access.
11934 ("*movsi_got_load"): New pattern to set up the register holding
11936 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11937 Adjust FIXME for 'S'.
11938 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11939 Use "movs" for -fpic cases.
11940 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11941 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11942 ("call", "call_value"): Just call cris_expand_pic_call_address for
11944 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11945 Remove special pattern.
11946 ("*expanded_call_side", "*expanded_call_value_side"): New
11948 (gotplt-to-plt, gotplt-to-plt-side-call)
11949 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11951 * config/cris/cris/predicates.md
11952 ("cris_general_operand_or_gotless_symbol"): Remove unused
11954 ("cris_general_operand_or_symbol"): Adjust for new functions.
11956 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11958 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11960 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11962 * Makefile.in (TREE_H): Add treestruct.def.
11963 (c-decl.o): Add pointer-set.h
11964 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11965 visibility on regular DECL's.
11966 (merge_decls): Fix the copying of decl nodes of various types for
11967 the new structures. Don't update RTL, section name, weak status,
11968 etc, on DECL's without RTL.
11969 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11970 Don't check volatile on non-variable types.
11971 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11972 to check whether we have seen arguments.
11973 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11974 flag is checked before field (flag is common, field is not).
11975 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11976 TS_DECL_COMMON could have an origin.
11977 (add_location_or_const_value_attribute): Don't check section name
11978 on non-var/function decls.
11979 (dwarf2out_var_location): Reverse order of tests.
11980 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11981 with DECL_WRTL_CHECK.
11982 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11983 * fold-const.c (fold_binary): Don't check weakness on
11984 non-var/function decls.
11985 (tree_expr_nonzero_p): Ditto.
11986 (fold_checksum_tree): Use tree_decl_extra as sizeof
11988 * ggc-page.c (extra_order_size_table): Add sizes for
11989 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11991 * gimplify.c (gimplify_bind_expr): Only set
11992 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11993 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11995 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11996 * langhooks.h (init_ts). New langhook.
11997 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11998 * print-tree.c (print_node): Update to only print fields that
11999 exist in the structures the passed decl has.
12000 * toplev.c (wrapup_global_declarations): Don't reset
12001 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12002 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12003 * tree-inline.c (remap_decl): Ditto.
12004 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12005 * tree-pretty-print.c (print_declaration): Don't print
12006 DECL_REGISTER on things that don't contain it.
12007 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12008 non-var/function decls.
12009 * tree.c (tree_contains_struct): New structure.
12010 (init_priority_for_decl): New hashtable.
12011 (tree_int_map): New structure.
12012 (tree_int_map_eq): New function.
12013 (tree_int_map_marked_p): Ditto.
12014 (tree_int_map_hash): Ditto.
12015 (tree_map): Move to tree.h.
12016 (tree_map_eq): Externalize.
12017 (tree_map_hash): Ditto.
12018 (tree_map_marked_p): Ditto.
12019 (init_ttree): Set up tree_contains_struct and call langhook.
12020 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12021 (tree_code_size): Update for new structures.
12022 (tree_node_structure): Update for new structures.
12023 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12025 (copy_node_stat): Copy init priority.
12026 (build_decl_stat): Ditto for visibility.
12027 (ts_enum_names): New.
12028 (tree_contains_struct_check_failed): New function.
12029 (decl_init_priority_lookup): Ditto.
12030 (decl_init_priority_insert): Ditto.
12031 * treestruct.def: New file.
12032 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12033 (CONTAINS_STRUCT_CHECK): Ditto.
12034 (tree_contains_struct_check_failed): New prototype.
12035 (DECL_CHECK): Removed.
12036 (DECL_MINIMAL_CHECK): New.
12037 (DECL_COMMON_CHECK): Ditto.
12038 (DECL_WRTL_CHECK): Ditto.
12039 (DECL_NON_COMMON_CHECK): Ditto.
12040 (DECL_WITH_VIS_CHECK): Ditto.
12041 (VAR_OR_FUNCTION_DECL_P): Ditto
12042 (struct tree_decl_minimal): New structure.
12043 (struct tree_decl_common): Ditto.
12044 (struct tree_decl_with_rtl): Ditto.
12045 (struct tree_decl_with_vis): Ditto.
12046 (struct tree_decl_non_common): Ditto.
12047 (struct tree_field_decl): Ditto.
12048 (struct tree_parm_decl): Ditto.
12049 (struct tree_var_decl): Ditto.
12050 (struct tree_function_decl): Ditto.
12051 (struct tree_const_decl): Ditto.
12052 (struct tree_result_decl): Ditto.
12053 (union tree_node): Add new structures.
12054 * var-tracking.c (track_expr_p): Reverse order of tests.
12056 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12058 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12060 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12061 * system.h: Poison FINALIZE_PIC.
12062 * doc/tm.texi (FINALIZE_PIC): Remove.
12064 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12067 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12068 to the correct type if we have a MODIFY_EXPR.
12070 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12072 PR tree-optimization/22360
12073 * tree.c (upper_bound_in_type): Fix calculations for casting
12074 to a non-wider signed type and casting a signed value to a
12075 wider unsigned type.
12076 (lower_bound_in_type): Fix calculations for casting to a
12077 non-wider signed type.
12079 PR tree-optimization/20139
12080 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12082 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12083 fold_cond_expr_cond.
12084 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12085 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12087 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12090 * tree-complex.c (expand_complex_libcall): Produce
12091 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12093 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12095 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12096 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12097 b" assert and inserted fastpath code for this case.
12098 (bitmap_ior): Removed "a != b" assert.
12100 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12102 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12103 (ENDFILE_SPEC): Likewise.
12104 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12106 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12107 a large stack frame at epilogue.
12109 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12111 * final.c: Include sdbout.h when required.
12113 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12115 * config.gcc (*-*-darwin*): Only one target-specific header file
12116 for generic darwin.
12117 (powerpc-*-darwin*): Add version-specific header files.
12118 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12119 * config.in: Regenerate.
12120 * configure: Regenerate.
12121 * gcc.c: Include xregex.h.
12122 (version_compare_spec_function): New.
12123 (spec_function): Add version-compare.
12124 (replace_outfile_spec_function): Reformat comment.
12125 (compare_version_strings): New.
12126 * config/darwin-c.c (version_as_macro): New.
12127 (builtin_define): New.
12128 (darwin_cpp_builtins): New.
12129 * config/darwin-protos.h (darwin_cpp_builtins): New.
12130 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12131 (LIB_SPEC): Make unconditional, update comment.
12132 (TARGET_C99_FUNCTIONS): Define.
12133 * config/darwin.opt: Sort.
12134 (mmacosx-version-min=): New.
12135 * config/darwin7.h: Delete.
12136 * config/darwin8.h: Delete.
12137 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12138 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12139 (TARGET_C99_FUNCTIONS): Define.
12140 * config/rs6000/darwin7.h: New.
12141 * config/rs6000/darwin8.h: New.
12142 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12143 (-mmacosx-version-min): Document.
12145 2005-07-07 Ian Lance Taylor <ian@airs.com>
12147 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12149 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12151 PR middle-end/22239
12152 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12154 2005-07-07 Khem Raj <kraj@mvista.com>
12156 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12157 in bytes, not words.
12159 2005-07-07 Paul Brook <paul@codesourcery.com>
12161 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12162 DEFAULT_FUNCTION_ARG_PADDING to upward.
12164 2005-07-07 Richard Henderson <rth@redhat.com>
12166 * function.c (locate_and_pad_parm): Record parameter alignment in
12167 stack_alignment_needed.
12169 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12171 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12172 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12173 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12174 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12175 (define_attr "type"): Add isync, sync, load_l, store_c.
12176 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12177 Create scratch volatile MEM.
12178 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12180 (load_locked_<mode>): New.
12181 (store_conditional_<mode>): New.
12182 (sync_compare_and_swap<mode>): Replace with splitter.
12183 (sync_lock_test_and_set<mode>): Replace with splitter.
12184 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12186 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12187 is ics. Attribute isync.
12188 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12190 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12191 and UNSPECV_SYNC_OP.
12192 (emit_unlikely_jump): New.
12193 (emit_load_locked): New.
12194 (emit_store_conditional): New.
12195 (rs6000_split_compare_and_swap): New.
12196 (rs6000_split_lock_test_and_set): New.
12197 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12198 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12199 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12200 rs6000_split_lock_test_and_set): Declare.
12201 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12202 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12203 store_c, isync, sync.
12205 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12207 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12208 filenames to gtyp-gen.h.
12209 (s-typ-gen): Use it in place of for loops.
12211 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12213 * hooks.c (hook_bool_rtx_int_false): New function.
12214 * hooks.h (hook_bool_rtx_int_false): Declare.
12215 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12216 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12217 * target.h (struct gcc_target): Add commutative_p member.
12218 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12219 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12220 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12221 (pa_commutative_p): New function.
12222 * jump.c (target.h): Include.
12223 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12224 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12226 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12228 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12229 (s390_expand_setmem): New.
12230 * config/s390/s390.c: Likewise.
12231 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12233 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12234 general_operand. Call new function "s390_expand_setmem".
12235 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12236 ("setmem_long", "*setmem_long"): ... this.
12238 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12240 * config/s390/s390.c: (optimization_options): Enable
12241 TARGET_MVCLE at -Os.
12242 * doc/invoke.texi: Document changes in default behaviour.
12243 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12245 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12247 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12248 defined by back-end.
12250 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12252 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12253 all sets in the pattern.
12254 * config/rs6000/rs6000.md (stack_protect_testsi,
12255 stack_protect_testdi): Likewise.
12257 2005-07-06 Jeff Law <law@redhat.com>
12259 * tree-vrp.c (simplify_using_ranges): Kill.
12260 (vrp_finalize): Remove call to simplify_using_ranges.
12261 (simplify_stmt_using_ranges): New function extracted from
12262 simplify_using_ranges.
12263 (simplify_div_or_mod_using_ranges): Likewise.
12264 (simplify_abs_using_ranges): Likewise.
12265 (simplify_cond_using_ranges): New function.
12266 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12267 * tree-ssa-propagate.c (substitute_and_fold): Call
12268 simplify_stmt_using_ranges if we have range information.
12270 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12272 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12273 ia64_flag_schedule_isns2.
12275 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12276 reading/writing general registers.
12277 (ia64_function_arg): Revert 2005-06-18 change.
12279 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12281 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12282 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12284 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12286 * function.c (expand_function_end): Revert part of 2005-06-27
12287 patch. Do sjlj_emit_function_exit_after after return_label.
12289 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12291 * doc/install.texi (--disable-libssp): New.
12293 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12295 * doc/invoke.texi: Update -fforce-mem documentation.
12296 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12297 code for -fforce-mem.
12298 * expmed.c: (store_bit_field,store_fixed_bit_field,
12299 extract_bit_field): Ditto.
12300 * expr.c: (convert_move): Ditto.
12301 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12302 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12303 emit_conditional_add,expand_float,expand_fix): Ditto.
12304 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12305 (common_handle_option): Issue warning when -fforce-mem specified.
12307 2005-07-06 Paul Brook <paul@codesourcery.com>
12309 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12311 * configure: Regenerate.
12313 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12315 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12317 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12319 Fix PR tree-optimization/22319
12320 Fix PR tree-optimization/22140
12321 Fix PR tree-optimization/22310
12323 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12324 variable sized types.
12325 Use correct type for intermediate structure on *a = *b structure
12328 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12330 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12332 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12333 (machine_function): Move typedef to...
12334 * config/rs6000/rs6000.c (machine_function): ... here. Add
12335 varargs_save_offset field.
12336 (rs6000_stack_t): Remove varargs_size field.
12337 (setup_incoming_varargs): Allocate varargs save area using
12338 assign_stack_local, try to make it as small as possible.
12339 Save offset from virtual_stack_vars_rtx to the save area
12340 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12341 instead of magic 8 when fp word byte size is used.
12342 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12343 instead of -RS6000_VARARGS_SIZE.
12344 (rs6000_stack_info, debug_stack_info,
12345 rs6000_initial_elimination_offset): Remove all traces of
12347 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12348 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12349 RS6000_VARARGS_AREA.
12351 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12353 PR tree-optimization/21963
12354 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12355 constant_multiple_of in the same way get_computation_cost_at does.
12357 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12359 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12360 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12361 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12362 and return its previous value.
12363 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12364 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12366 (stack_protect_set, stack_protect_test): New expanders.
12367 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12368 stack_protect_testdi): New insns.
12369 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12370 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12372 2005-07-06 Jeff Law <law@redhat.com>
12374 * tree-ssa-dce.c (cfg_altered): New global.
12375 (tree_dce_init): Initialize cfg_altered.
12376 (remove_dead_stmt): If we remove an edge in the CFG, then set
12378 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12381 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12383 * Makefile.in (stamp-collect-ld): Use
12384 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12385 ./collect-ld if it already exists.
12386 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12387 Don't remove ./nm if it already exists.
12389 2005-07-05 Devang Patel <dpatel@apple.com>
12391 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12392 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12393 * tree-vectorizer.c (vect_loop_location): New.
12394 (vect_print_dump_info): Use vect_loop_location.
12395 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12396 (vectorize_loops): Set vect_loop_location.
12397 * tree-vect-analyze.c (vect_analyze_offset_expr,
12398 vect_determin_vectorization_factor, vect_analyze_operations,
12399 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12400 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12401 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12402 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12403 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12404 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12405 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12406 vect_analyze_loop): Adjust vect_print_dump_info API.
12407 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12408 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12409 vect_finish_stmt_generation, vectorizable_assignment,
12410 vectorizable_operation, vectorizable_store, vectorizable_load,
12411 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12412 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12413 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12414 vect_transform_loop): Same.
12415 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12416 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12419 2005-07-05 Randolph Chung <tausq@debian.org>
12421 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12422 * configure: Regenerate.
12423 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12424 (pa_tls_referenced_p): Declare.
12425 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12426 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12427 (legitimize_tls_address): New.
12428 (hppa_legitimize_address): Handle TLS addresses.
12429 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12430 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12431 (emit_move_sequence): Handle TLS addresses.
12432 (pa_encode_section_info): Call default handler to handle common
12434 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12435 (CONSTANT_ADDRESS_P): Reject TLS operands.
12436 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12437 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12438 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12439 (UNSPEC_TLSLE): Define new constants.
12440 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12441 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12442 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12443 (tie_symbolic_operand, tle_symbolic_operand): New
12445 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12447 * aclocal.m4: Update macros for autoconf 2.59 style.
12448 * configure.ac: Likewise.
12450 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12452 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12453 (function_arg): Pass small aggregates in general registers on 32-bit
12455 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12457 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12459 * Makefile.in (final.o): Fix dependencies.
12461 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12465 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12466 * langhooks.c (lhd_expr_to_decl): New.
12467 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12469 (LANG_HOOKS_INITIALIZER): Update.
12470 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12471 expr_to_decl langhook.
12472 * c-tree.h (c_expr_to_decl): Declare.
12473 * c-typeck.c (c_expr_to_decl): New.
12474 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12476 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12478 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12481 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12482 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12484 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12486 * Makefile.in: Adjust dependencies.
12487 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12488 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12489 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12490 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12491 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12492 rest_of_compilation.
12494 * bb-reorder.c (gate_duplicate_computed_gotos,
12495 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12496 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12497 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12498 pass_partition_blocks): New.
12499 * bt-load.c (gate_handle_branch_target_load_optimize,
12500 rest_of_handle_branch_target_load_optimize,
12501 pass_branch_target_load_optimize): New.
12502 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12504 * cfglayout.c (pass_insn_locators_initialize): New.
12505 * cfgrtl.c (pass_free_cfg): New.
12506 * combine.c (gate_handle_combine, rest_of_handle_combine,
12507 pass_combine): New.
12508 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12509 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12510 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12511 * except.c (pass_set_nothrow_function_flags,
12512 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12514 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12515 rest_of_handle_shorten_branches, pass_shorten_branches,
12516 rest_of_clean_state, pass_clean_state): New.
12517 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12518 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12519 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12521 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12522 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12523 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12524 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12526 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12527 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12528 pass_rtl_ifcvt, gate_handle_if_after_combine,
12529 rest_of_handle_if_after_combine, pass_if_after_combine,
12530 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12531 pass_if_after_reload): New.
12532 * integrate.c (pass_initial_value_sets): New.
12533 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12534 pass_purge_lineno_notes): New.
12535 * mode-switching.c (rest_of_handle_mode_switching,
12536 pass_mode_switching): New.
12537 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12538 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12540 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12541 pass_loop_optimize): New.
12542 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12544 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12546 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12547 pass_postreload_cse): New.
12548 * profile.c (gate_handle_profiling, pass_profiling,
12549 rest_of_handle_branch_prob, pass_branch_prob): New.
12550 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12551 pass_split_before_regstack, gate_handle_split_before_regstack,
12552 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12553 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12554 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12555 pass_stack_regs): New.
12556 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12557 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12558 pass_stack_adjustments): New.
12559 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12560 pass_regrename): New.
12561 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12562 pass_delay_slots, gate_handle_machine_reorg,
12563 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12564 * rtl.h (extern void purge_line_number_notes): New.
12565 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12566 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12568 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12570 * value-prof.c (gate_handle_value_profile_transformations,
12571 rest_of_handle_value_profile_transformations,
12572 pass_value_profile_transformations): New.
12573 * var-tracking.c (gate_handle_var_tracking,
12574 pass_variable_tracking): New.
12575 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12577 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12578 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12579 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12580 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12581 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12582 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12583 rest_of_handle_gcse2, rest_of_handle_regmove,
12584 rest_of_handle_tracer, rest_of_handle_if_conversion,
12585 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12586 rest_of_handle_web, rest_of_handle_branch_prob,
12587 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12588 rest_of_handle_jump_bypass, rest_of_handle_combine,
12589 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12590 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12591 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12592 rest_of_handle_mode_switching, rest_of_handle_jump,
12593 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12594 rest_of_handle_flow2, rest_of_handle_jump2,
12595 rest_of_handle_peephole2, rest_of_handle_postreload,
12596 rest_of_handle_shorten_branches, rest_of_clean_state,
12597 rest_of_compilation): Remove.
12599 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12600 * passes.c (dump_flags, in_gimple_form, all_passes,
12601 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12602 register_dump_files, next_pass_1, last_verified, execute_todo,
12603 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12604 from tree-optimize.c.
12605 (init_optimization_passes): Moved from tree-optimize.c,
12606 adding the RTL optimizations.
12607 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12608 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12609 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12610 register_dump_files, next_pass_1, last_verified, execute_todo,
12611 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12612 init_tree_optimization_passes, ipa_passes): Delete.
12613 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12615 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12616 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12618 (ipa_passes): Remove.
12619 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12620 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12621 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12622 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12623 (dump_info_p, dump_flag): Moved to tree-dump.h.
12625 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12627 * passes.c (finish_optimization_passes): Use dump_begin
12628 and dump_end, TDI_end.
12629 (gate_rest_of_compilation): New.
12630 (pass_rest_of_compilation): Use it.
12631 (gate_postreload, pass_postreload): New.
12632 * toplev.c (general_init): Rename init_tree_optimization_passes.
12633 * toplev.h (init_tree_optimization_passes): Rename to
12634 init_optimizations_passes.
12635 * tree-dump.c (dump_flag): Make static.
12636 (dump_files): Remove RTL dumps.
12637 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12638 pass_cleanup_cfg, pass_free_cfg_annotations,
12639 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12640 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12641 * tree-pretty-print.c: Include tree-pass.h.
12642 * cgraph.c: Include tree-dump.h.
12644 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12646 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12647 Only fall back to saying it points to readonly memory if
12648 we can't do better.
12650 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12652 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12653 * config/m32r/m32r.c (m32r_compute_frame_size,
12654 m32r_expand_prologue): Take current_function_profile into
12655 account whenever we reference
12656 current_function_uses_pic_offset_table.
12657 (m32r_finalize_pic): Remove.
12658 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12660 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12662 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12663 instead of $<. Don't remove ./as if it already exists.
12665 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12668 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12669 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12670 for complex modes when generating code for PA 1.0.
12671 (VALID_FP_MODE_P): New macro.
12672 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12673 sets for all general and floating point modes. Align wide floating
12674 point modes to even register boundaries to comply with architectural
12676 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12677 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12678 (VALID_FP_MODE_P): New macro.
12679 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12680 sets for all general and floating point modes. Align wide floating
12681 point modes to even register boundaries to comply with architectural
12684 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12686 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12689 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12691 * tree-ssa-structalias.c: Don't include expr.h.
12693 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12695 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12698 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12700 Fix PR tree-optimization/22279
12702 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12705 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12707 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12709 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12711 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12712 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12713 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12714 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12715 config/stormy16/stormy16.c, config/v850/v850.c,
12716 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12717 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12718 Avoid "." or "\n" at end of diagnostics and capital letters at
12719 start of diagnostics.
12720 * combine.c, cse.c: Don't translate dump file output.
12721 * toplev.c (print_version): Only translate output if going to
12724 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12726 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12727 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12730 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12732 * pa.c (fix_range): Fix typo in comment.
12734 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12736 * tree-vrp.c (extract_range_from_assert): Replace
12737 fold (build (...)) with fold_build2.
12739 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12741 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12742 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12743 (format_types_orig, handle_format_attribute): Add support for
12746 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12748 * varasm.c (assemble_variable): Fix format specifier thinko.
12750 2005-07-03 Ira Rosen <irar@il.ibm.com>
12752 PR tree-optimization/22029 (and 22135)
12753 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12754 a phi node before calling dump_vops.
12756 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12758 * tree-dump.h (dump_string_field): Declare.
12759 * tree-dump.c: Use it instead of dump_string.
12760 (dump_string_field): Make non-static.
12762 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12764 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12765 up the minimal CFG stuff always when optimize > 0. Call
12766 split_all_insns_noflow in PIC case if needed.
12768 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12769 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12772 * c-decl.c (c_write_global_declarations): Dump contents of
12774 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12775 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12776 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12777 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12780 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12782 * c-common.h (GCC_DIAG_STYLE): Define.
12783 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12784 version for format checking to 4.1.
12785 * c-format.c: Include toplev.h after c-common.h.
12786 (enum format_type): Add gcc_tdiag_format_type.
12787 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12788 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12789 (format_types_orig): Add gcc_tdiag.
12790 (init_dynamic_diag_info): Support gcc_tdiag formats.
12791 (handle_format_attribute): Likewise.
12792 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12793 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12794 version for format checking to 4.1.
12795 (warning0, warning, error, pedwarn, sorry): Use
12796 ATTRIBUTE_GCC_DIAG.
12797 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12798 (finish_aliases_1): Do not use %qE.
12799 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12800 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12801 Correct format bugs.
12802 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12803 parameter to unsigned HOST_WIDE_INT.
12804 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12806 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12808 PR middle-end/21742
12809 * expr.c (write_complex_part): Use adjust_address for MEM.
12810 (read_complex_part): Same.
12812 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12814 Fix PR tree-optimization/22280
12816 * tree-sra.c (generate_element_init): Remove useless loop.
12818 2005-07-02 Richard Henderson <rth@redhat.com>
12820 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12822 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12824 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12826 PR middle-end/14490
12827 * fold-const.c (fold_binary): Handle the return value of
12828 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12829 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12831 2005-07-02 Jeff Law <law@redhat.com>
12833 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12834 a eliminate type conversion which feeds an equality comparison
12835 if the original type or either operand in the comparison is a
12838 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12840 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12841 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12843 * config/avr/avr.c: Do not use '`' as left quote.
12844 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12845 Remove "." from end of diagnostics. Make diagnostics start with
12848 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12849 Joseph S. Myers <joseph@codesourcery.com>
12851 * toplev.c (default_tree_printer): Handle setting location with
12853 * c-objc.common.c (c_tree_printer): Likewise.
12854 * c-format.c (gcc_diag_flag_specs): Add '+'.
12855 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12856 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12858 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12859 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12860 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12861 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12862 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12863 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12864 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12865 format arguments where %J is used without %D.
12867 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12869 * gcc.c (LINK_SSP_SPEC): Define.
12870 (link_ssp_spec): New variable.
12871 (LINK_COMMAND_SPEC): Add %(link_ssp).
12872 (static_specs): Add link_ssp_spec.
12873 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12874 * configure: Rebuilt.
12875 * config.in: Rebuilt.
12877 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12878 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12879 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12880 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12881 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12882 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12883 -0x7008(2) instead of reading __stack_chk_guard variable.
12884 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12886 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12887 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12888 if TARGET_THREAD_SSP_OFFSET is defined.
12889 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12890 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12893 2005-06-27 Richard Henderson <rth@redhat.com>
12894 * libgcc-std.ver (GCC_4.1.0): New.
12895 * libgcc.h (__stack_chk_guard): Declare.
12896 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12897 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12898 * mklibgcc.in (lib2funcs): Add them.
12900 2005-07-01 Richard Henderson <rth@redhat.com>
12902 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12903 void * before struct sigcontext *.
12904 (x86_fallback_frame_state): Likewise.
12906 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12908 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12910 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12913 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12914 we check for SSA_NAME for.
12916 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12918 Fix PR tree-optimization/22071
12920 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12922 (get_constraint_for_component_ref): Use it.
12924 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12927 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12928 print out the last new line.
12930 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12932 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12933 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12934 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12935 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12936 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12937 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12938 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12939 (enum reg_class): New member CC0_REGS.
12940 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12941 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12942 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12943 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12944 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12945 Adjust for register now described.
12947 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12950 * config/i386/i386.md (stack_protect_test_si,
12951 stack_protect_test_di): Add earlyclobber for scratch 3.
12952 * config/rs6000/rs6000.md (stack_protect_testsi,
12953 stack_protect_testdi): Add earlyclobber for scratch 3,
12954 remove earlyclobber from scratch 4.
12956 Older entries for 2005 can be found in ChangeLog-2005.