1 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
3 PR tree-optimization/25125
4 * convert.c (convert_to_integer): Don't narrow the type of a
5 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
8 2005-12-26 Graham Stott <graham.stott@btinternet.com>
11 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
12 rtl bootstrap failure.
14 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
16 * final.c (compute_alignments): Make it static.
17 * gcse.c (gcse_main, bypass_jumps): Likewise.
18 * web.c (web_main): Likewise.
19 * output.h: Remove the prototype for compute_alignments.
20 * rtl.h: Remove the prototypes for web_main, gcse_main, and
23 2005-12-24 Roger Sayle <roger@eyesopen.com>
25 * expr.c (force_operand): Use expand_fix and expand_float to
26 implement integer <-> FP conversions instead of convert_to_mode.
28 2005-12-24 Mark Mitchell <mark@codesourcery.com>
31 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
32 CONSTRUCTOR is invalid.
34 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
36 * tree-pass.h (pass_eliminate_useless_stores): Remove.
37 * tree-ssa-pre.c (is_copy_stmt): Ditto.
38 (follow_copies_till_vuse): Ditto.
40 (gate_eustores): Ditto.
41 (pass_eliminate_useless_stores): Ditto.
42 * passes.c (init_optimization_passes): Ditto.
44 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
46 * combine.c (simplify_shift_const): Fix typo. Use, whenever
47 applicable, simplify_const_binary_operation.
49 (simplify_shift_const): Leave only the fallback
50 case when no simplification is possible. Extract to...
51 (simplify_shift_const_1): ... here. Always create a new
52 RTX instead of substituting. Remove the signed_count variable.
53 Return NULL_RTX if no substitution is possible.
55 (simplify_and_const_int): Leave only the fallback
56 case when no simplification is possible. Extract to...
57 (simplify_and_const_int_1): ... here. Always create a new
58 RTX instead of substituting. Return NULL_RTX if no substitution
61 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
62 parameter to simplify_and_const_int and simplify_shift_const,
63 unless it is equal to the expected non-simplified result.
65 2005-12-23 Jakub Jelinek <jakub@redhat.com>
68 * regrename.c (replace_oldest_value_reg): Use validate_change with
69 IN_GROUP set to 1 instead of doing direct modifications.
70 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
71 replacements have been performed on an instruction, use
72 apply_change_group ().
74 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
76 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
77 [L_divsi3] (__Udiv): Don't use as inline function.
78 [L_modsi3] (__Umod): Ditto.
79 (__Div): Rearrange to call do_31div directly instead of __Udiv.
80 (__Mod): Similarly regarding __Umod.
83 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
84 emitted insns with post-increments.
85 (cris_expand_epilogue): Ditto.
87 2005-12-22 Jakub Jelinek <jakub@redhat.com>
88 Richard Henderson <rth@redhat.com>
90 Merge from gomp-branch.
91 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
92 * sync-builtins.def: ... new file.
93 (BUILT_IN_FETCH_AND_ADD_16,
94 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
95 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
96 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
97 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
98 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
99 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
100 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
101 BUILT_IN_LOCK_RELEASE_16): New builtins.
102 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
103 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
104 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
105 * c-common.c (enum c_builtin_type): Move to top-level from
106 c_common_nodes_and_builtins enum builtin_type.
107 (builtin_types): Move from c_common_nodes_and_builtins.
109 (c_common_nodes_and_builtins): Use it.
110 (def_builtin_1): Check for error_mark_node.
111 (sync_resolve_size): Handle also 128 bit sync builtins.
112 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
114 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
115 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
116 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
117 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
118 (doublemodesuffix, DCASHMODE): New mode attrs.
119 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
120 instead of IMODE, if mode is wider than a word, expand into
121 sync_double_compare_and_swap*.
122 (*sync_compare_and_swap<mode>): New insn.
123 (sync_double_compare_and_swap<mode>): Likewise.
124 (*sync_double_compare_and_swapdi_pic): Likewise.
125 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
126 mode is wider than a word, expand into
127 sync_double_compare_and_swap_cc*.
128 (sync_double_compare_and_swap_cc<mode>): New insn.
129 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
131 2005-12-22 Richard Henderson <rth@redhat.com>
133 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
134 (_mm_sub_si64): Likewise.
135 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
137 2005-12-23 Alan Modra <amodra@bigpond.net.au>
139 PR rtl-optimization/25432
140 * reload1.c (eliminate_regs_in_insn): Update insn code on
141 successfully re-recognizing modified insn.
143 2005-12-22 Richard Guenther <rguenther@suse.de>
145 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
146 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
147 * varasm.c (array_size_for_constructor): Likewise.
148 * fold-const.c (size_diffop, invert_truthvalue,
149 optimize_bit_field_compare, make_range, build_range_check,
150 fold_cond_expr_with_comparison, fold_truthop,
151 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
153 2005-12-22 Dale Johannesen <dalej@apple.com>
155 * config/i386/sse.md (sse_movhlps): Reverse operands for
156 2nd and 3rd alternatives.
158 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
161 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
164 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
165 Steven Bosscher <stevenb@suse.de>
167 * df.c (df_bitmaps_free): Only work for bbs for that structures are
169 (df_bb_modify): Realloc tables to the new index.
170 (df_find_use): New function.
171 (df_find_def, df_reg_used): Handle subregs.
172 * df.h (df_find_use): Declare.
174 * loop-invariant.c: Include hashtab.h.
175 (struct invariant): Remove processed field, add eqto and reg fields.
176 (struct invariant_expr_entry): New.
177 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
178 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
179 find_identical_invariants, merge_identical_invariants): New functions.
180 (create_new_invariant): Return the new invariant. Initialize new
182 (find_invariants): Call merge_identical_invariants.
183 (get_inv_cost, best_gain_for_invariant, set_move_mark,
184 move_invariant_reg): Handle equivalent invariants.
185 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
187 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
190 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
191 number is a single digit '0'.
193 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
195 PR tree-optimization/23518
196 * fold-const.c (make_range): Don't move a constant to the
197 other side of the comparison if the type is signed and -fwrapv
200 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
202 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
205 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
208 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
211 2005-12-21 Andrew Haley <aph@redhat.com>
214 * recog.c (peephole2_optimize): Don't peephole any
215 RTX_FRAME_RELATED_P insns.
217 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
219 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
220 fold_build2 with fold_binary.
221 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
222 Replace fold_build1 with fold_unary.
223 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
226 2005-12-21 Steven Bosscher <stevenb@suse.de>
228 PR rtl-optimization/25196
229 * postreload-gcse.c (record_last_set_info): Notice stack pointer
230 changes in push insns without REG_INC notes.
232 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
234 PR tree-optimization/25382.
235 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
238 2005-12-21 Janis Johnson <janis187@us.ibm.com>
239 Ben Elliston <bje@au.ibm.com>
241 * configure.ac: Enable C extension for decimal float if invoked
242 with --enable-decimal-float.
243 * doc/install.texi (Configuration): Document it.
244 * configure, config.in: Regenerate.
246 2005-12-20 Mike Stump <mrs@apple.com>
248 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
249 ambiguity between -seg_addr_table and -seg_addr_table_filename.
250 (WORD_SWITCH_TAKES_ARG): Likewise.
251 (LINK_SPEC): Likewise.
253 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
255 * cfganal.c (flow_reverse_top_sort_order_compute):
256 Renamed to post_order_compute and additional parameter added which
257 allows the inclusion of entry and exit blocks into list.
258 (mark_dfs_back_edges): Fixed comment.
259 (flow_depth_first_order_compute): Renamed to
260 pre_and_rev_post_order_compute additional parameter added which
261 allows the inclusion of entry and exit blocks into list.
262 * global.c (set_up_bb_rts_numbers): Call to
263 flow_reverse_top_sort_order_compute renamed to
265 * var-tracking.c (vt_stack_adjustments): Fixed comment.
266 (vt_find_locations): Call to
267 flow_depth_first_order_compute renamed to
268 pre_and_rev_post_order_compute.
269 * cfgloop.c (flow_find_loops): Ditto.
270 * tree-ssa-reassoc.c (init_reassoc): Ditto.
271 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
272 flow_reverse_top_sort_order_compute renamed to post_order_compute
273 and calls to flow_reverse_top_sort_order_compute renamed to
275 * basic_block.h: Ditto.
278 2005-12-20 Roger Sayle <roger@eyesopen.com>
279 Paolo Bonzini <bonzini@gnu.org>
281 PR rtl-optimization/25115
282 * gcse.c (pre_insert_copy_insn): Fall back to the sole
283 SET in the insn if there is no SET for an
284 expression that is equivalent to EXPR.
286 2005-12-20 Richard Guenther <rguenther@suse.de>
289 * builtins.c (std_gimplify_va_arg_expr): Do not align
290 va frame for zero sized types.
291 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
293 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
295 PR tree-optimization/25501
296 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
297 used in the PHI argument corresponding to the edge from BB to
300 2005-12-20 Richard Guenther <rguenther@suse.de>
303 2005-12-02 Richard Guenther <rguenther@suse.de>
305 * tree-cfg.c (mark_used_vars): New function.
306 (dump_function_to_file): Dump only used VAR_DECLs.
308 2005-12-19 Roger Sayle <roger@eyesopen.com>
310 * combine.c (try_combine): Improve splitting of binary operators
311 by taking advantage of reassociative transformations.
313 2005-12-19 Jeff Law <law@redhat.com>
315 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
316 Strip away all type conversions after simplifying the
319 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
320 cases the forwarder block dominates the destination.
322 2005-12-19 DJ Delorie <dj@redhat.com>
324 * reload1.c (spill_failure): Dump reload data to dump file.
325 (find_reload_regs): Likewise.
327 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
329 PR tree-optimization/24793
330 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
331 original reference if there are subvars.
332 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
334 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
336 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
337 Corrected basic block number calculations for changes in entry and
340 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
342 * tree-flow.h (struct var_ann_d): Change type of
343 may_aliases field to VEC(tree, gc) *.
344 (may_aliases): Declaration changed.
345 * tree-ssa-alias.c (group_aliases, add_may_alias,
346 replace_may_alias, dump_may_aliases_for,
347 is_aliased_with, add_type_alias, new_type_alias):
348 Work with VEC(tree, gc) * instead of varray.
349 * tree-flow-inline.h (may_aliases): Ditto.
350 * tree-ssa.c (verify_flow_insensitive_alias_info,
351 verify_name_tags): Ditto.
352 * tree-ssa-operands.c (add_stmt_operand): Ditto.
354 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
356 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
359 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
361 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
364 2005-12-19 Ben Elliston <bje@au.ibm.com>
366 * doc/install.texi (Configuration): Typo in Fortran subheading.
368 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
370 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
371 scratch. Correct its reload split. Adjust its peephole.
372 (doloop_end): Add additional scratch.
374 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
375 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
376 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
377 (mt_builtin_saveregs): Replace with ...
378 (mt_setup_incoming_varargs): ... here. Save just the varadic
380 (mt_va_start): Remove.
381 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
382 (mt_machine_reorg): Split all insns here.
383 (TARGET_SETUP_INCOMING_VARARGS): Override.
384 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
386 (EXPAND_BUILTIN_VA_START): Remove.
388 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
390 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
391 latent bug that could happen if update_life_info was called with a
392 blocks parameter and the call to cleanup_cfg actually deleted one
395 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
397 * tree-ssa-structalias.c (update_alias_info): Remove handling
398 of may_be_aliased (SSA_NAME_VAR (op)) case.
400 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
402 * tree-flow.h (struct stmt_ann_d): Remove
403 makes_aliased_loads and makes_aliased_stores fields.
404 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
405 and makes_aliased_loads fields.
406 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
407 use makes_aliased_stores.
408 * tree-ssa-operands.c (clobbered_aliased_loads,
409 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
410 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
411 add_call_read_ops): Do not set makes_aliased_stores and
412 makes_aliased_loads fields.
413 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
416 2005-12-18 Geoffrey Keating <geoffk@apple.com>
418 * config/darwin.h: Don't include darwin-sections.def to declare
419 global variables; instead create darwin_section_enum.
420 (darwin_section_enum): New.
421 (darwin_sections): New.
422 * config/darwin.c: Don't include darwin-sections.def to define
424 (darwin_sections): New.
425 (output_objc_section_asm_op): Rewrite to take advantage of
427 (darwin_init_sections): Rewrite to use darwin_sections.
428 (machopic_output_indirection): Update for darwin_sections array.
429 (machopic_select_section): Likewise.
430 (machopic_select_rtx_section): Likewise.
431 (machopic_asm_out_constructor): Likewise.
432 (machopic_asm_out_destructor): Likewise.
433 (darwin_file_end): Likewise.
434 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
435 * config/i386/i386.c (machopic_output_stub): Likewise.
437 2005-12-18 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/25481
440 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
441 don't have a varinfo for.
443 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
444 Janis Johnson <janis187@us.ibm.com>
445 Ben Elliston <bje@au.ibm.com>
447 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
448 (init_optabs): Handle libfuncs for decimal float.
449 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
450 * stor-layout.c (int_mode_for_mode): Likewise.
451 * simplify-rtx.c (simplify_immed_subreg): Likewise.
452 (simplify_unary_operation_1): Skip optimisations for decimal float
454 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
455 * emit-rtl.c (gen_const_vector): Add assertion check.
456 (init_emit_once): Populate const_tiny_rtx with constants in each
458 * expmed.c (extract_high_half, expand_mult_highpart_optab,
459 expand_mult_highpart): Assert that mode is not a scalar float
461 * expr.c (convert_move): Handle conversion between decimal and
462 binary floats of the same size.
463 * convert.c (convert_to_real): Consider decimal float types when
465 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
466 describe decimal floating point types.
468 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
470 PR rtl-optimization/21041
471 * reload.c (find_reloads_subreg_address): Replace paradoxical
472 subreg of MEM by widened access only if the resulting memory
473 is properly aligned, even on !STRICT_ALIGNMENT targets.
475 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
477 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
479 2005-12-18 Steven Bosscher <stevenb@suse.de>
481 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
482 the 2005-12-17 patch to renumber the entry and exit blocks.
484 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
486 * doc/objc.texi (Type encoding): Fix typo.
488 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
490 * tree-tailcall.c (find_tail_calls): Use XNEW.
491 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
492 (free_all_edge_infos): Use explicit cast to convert from void *.
493 (vrp_free): Likewise.
494 (dom_opt_finalize_block): Likewise.
495 (record_equivalences_from_incoming_edge): Likewise.
496 (thread_across_edge): Likewise. Use XCNEWVEC.
497 (record_cond): Use XCNEW.
498 (record_conditions): Use XNEWVEC.
499 (record_edge_info): Use XCNEWVEC.
500 (lookup_avail_expr): Use XNEW.
501 (record_range): Likewise. Use GGC_NEW.
502 * tree-nested.c (var_map_hash): Use explicit cast to convert from
504 (var_map_eq): Likewise.
505 (lookup_field_for_decl): Likewise.
506 (convert_nonlocal_reference): Likewise.
507 (convert_local_reference): Likewise.
508 (convert_nl_goto_reference): Likewise.
509 (convert_nl_goto_receiver): Likewise.
510 (convert_call_expr): Likewise.
511 (convert_tramp_reference): Likewise.
512 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
513 (convert_nl_goto_reference): Likewise.
514 (lookup_field_for_decl): Use GGC_NEW.
515 (create_nesting_tree): Use GGC_CNEW.
516 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
517 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
518 (create_alias_map_for): Likewise.
519 (setup_pointers_and_addressables): Use XCNEWVEC.
520 (get_ptr_info): Use GGC_NEW.
521 (used_part_map_eq): Use explicit cast to convert from void *.
522 (up_lookup): Likewise.
523 (up_insert): Use XNEW.
524 (get_or_create_used_part_for): Use XCNEW.
525 (get_tmt_for): Likewise.
526 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
527 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
528 (bitmap_set_new): Use explicit cast to convert from void *.
530 (insert_into_set): Likewise.
531 (pool_copy_list): Likewise.
532 (phi_translate): Likewise.
533 (create_value_expr_from): Likewise.
534 (insert_aux): Use XCNEWVEC.
535 (compute_avail): Use XNEWVEC.
536 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
537 (sort_coalesce_list): Likewise.
538 (build_tree_conflict_graph): Use XCNEWVEC.
539 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
540 * tree-ssa-copy.c (init_copy_prop): Likewise.
541 (fini_copy_prop): Likewise.
542 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
544 (record_equiv): Use XNEW.
545 (uncprop_into_successor_phis): Use explicit cast to convert from
547 (uncprop_initialize_block): Likewise.
549 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
551 PR tree-optimization/24378
552 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
553 basic-block after loop-versioning.
555 2005-12-18 Jeff Law <law@redhat.com>
557 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
558 to simplify SWITCH_EXPR_CODE moved from here to ...
559 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
560 (tree-ssa-forward_propagate_single_use_vars): Call
561 simplify_switch_expr when appropriate.
563 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
565 * doc/objc.texi (Type encoding): Add documentation about encoding
566 complex types and _Bool.
568 2005-12-17 Paul Brook <paul@codesourcery.com>
570 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
571 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
572 when frame_pointer_needed.
574 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
576 * tree-vn.c (vn_add): Use XNEW.
577 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
578 (ccp_fold): Likewise.
579 (fold_stmt_r): Use explicit cast to convert from void *.
580 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
581 (new_temp_expr_table): Likewise.
582 * gimplify.c (lookup_tmp_var): Use XNEW.
583 (gimplify_asm_expr): Use explcit cast to convert from void *.
584 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
585 (get_def_blocks_for): Use XNEW.
586 (add_to_repl_tbl): Likewise.
587 (mark_def_sites): Use explicit cast to convert from void *.
588 (def_blocks_free): Likewise.
589 (mark_def_sites_initialize_block): Likewise.
590 (update_ssa): Use XNEWVEC.
591 * tree-dfa.c (create_var_ann): Use GGC_NEW.
592 (create_stmt_ann): Likewise.
593 (create_tree_ann): Likewise.
594 (referenced_var_insert): Likewise.
595 (set_default_def): Likewise.
596 (referenced_var_lookup_if_exists): Use explicit cast to convert
598 (referenced_var_lookup): Likewise.
599 (default_def): Likewise.
600 (set_default_def): Likewise.
601 * tree-cfg.c (create_bb): Likewise.
602 (edge_to_cases_cleanup): Likewise.
603 (verify_node_sharing): Likewise.
604 (record_switch_edge): Use XNEW.
605 (cleanup_dead_labels): Use XCNEWVEC.
606 (tree_duplicate_sese_region): Use XNEWVEC.
607 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
608 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
609 (int_tree_map_eq): Use explicit cast to convert from void *.
610 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
611 (__gcov_execl): Likewise.
612 (__gcov_execlp): Likewise.
613 (__gcov_execle): Likewise.
614 * tree-eh.c (struct_ptr_eq): Likewise.
615 (struct_ptr_hash): Likewise.
616 (lookup_stmt_eh_region_fn): Likewise.
617 (outside_finally_tree): Likewise.
618 (find_goto_replacement): Likewise.
619 (make_eh_edge): Likewise.
620 (mark_eh_edge): Likewise.
621 (add_stmt_to_eh_region_fn): Use GGC_NEW.
622 (record_in_finally_tree): Use XNEW.
623 (maybe_record_in_goto_queue): Use XRESIZEVEC.
624 (lower_try_finally_copy): Use XCNEWVEC.
626 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
628 * tree-inline.c (copy_body_r): Use explicit cast when converting
631 (copy_edges_for_bb): Likewise.
632 (remap_decl_1): Likewise.
633 (estimate_num_insns_1): Likewise.
634 * cgraph.c (hash_node): Use explicit cast when converting from
637 (cgraph_create_node): Use GGC_CNEW.
638 (cgraph_create_edge): Use GGC_NEW.
639 (cgraph_remove_node): Use explicit cast when converting from void *.
640 (hash_varpool_node): Likewise.
641 (eq_varpool_node): Likewise.
642 (cgraph_varpool_node): Use GGC_CNEW.
643 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
644 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
645 (eq_scev_info): Use explicit cast when converting from void *.
646 (find_var_scev_info): Likewise.
647 (set_instantiated_value): Likewise.
648 (gather_stats_on_scev_database_1): Likewise.
649 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
651 * c-pch.c (c_common_write_pch): Use XNEWVEC.
652 (c_common_read_pch): Likewise.
653 * prefix.c (save_string): Use XNEWVEC.
654 (translate_name): Use explicit cast when converting from void *.
655 * c-ppoutput.c (print_line): Use explicit cast when converting
657 (pp_dir_change): Likewise.
658 * c-cppbuiltin.c (builtin_define_std): Likewise.
659 (builtin_define_with_value): Likewise.
660 (builtin_define_with_value_n): Likewise.
661 (builtin_define_with_int_value): Likewise.
662 (builtin_define_type_max): Likewise.
663 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
664 (add_path): Use XNEW.
665 * c-format.c (check_format_info_main): Use GGC_NEW.
666 (format_type_warning): Use explicit cast when converting from void *.
667 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
669 (start_init): Likewise.
670 * tree-flow-inline.h (first_referenced_var): Use explicit cast
671 when converting from void *.
672 (next_referenced_var): Likewise.
673 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
674 * gensupport.c (lookup_predicate): Use explicit cast to convert
676 (init_predicate_table): Use XCNEW instead of xcalloc.
677 * genpreds.c (process_define_predicate): Likewise.
679 2005-12-17 Danny Berlin <dberlin@dberlin.org>
680 Kenneth Zadeck <zadeck@naturalbridge.com>
682 * basic-block.h: Changed basic block numbering so that the entry
683 block is 0 and the exit block is 1. Changed insn iterators so
684 that they are tolerant of blocks with no insns.
685 * regrename.c (copyprop_hardreg_forward): Changed basic block
686 numbering so that the entry block is 0 and the exit block is 1.
687 * sched-ebb.c (sehedule_ebbs): Ditto.
688 * tracer.c (branch_ratio_cutoff): Ditto.
689 * cfgloopmanip.c (fix_loop_structure): Ditto.
690 * cfghooks.c (verify_flow_info): Ditto.
691 * cfg.c (compact_blocks): Ditto.
692 * reorg.c (dbr_schedule): Ditto.
693 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
694 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
695 calculate_dominance_info): Ditto.
696 * cfganal.c (create_edge_list, print_edge_list,
697 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
698 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
699 dfs_enumerate_from): Ditto.
700 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
701 * ifcvt.c (find_if_case_2): Ditto.
702 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
703 find_basic_blocks): Ditto.
704 * predict.c (predict_loops, tree_bb_level_predictions,
705 predict_paths_leading_to, propagate_freq): Ditto.
706 * lcm.c (compute_antinout_edge, compute_laterin,
707 compute_available): Ditto.
708 * function.c (thread_prologue_and_epilogue_insns): Ditto.
709 * gcse.c (gcse_main, bypass_jumps): Ditto.
710 * profile.c (compute_branch_probabilities,
711 compute_value_histograms, branch_prob): Ditto.
712 * tree-flow-inline.h (bsi_start, bsi_after_labels,
714 * tree-ssa-phiopt.c (tree_ssa_phiopt,
715 blocks_in_phiopt_order): Ditto.
716 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
717 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
718 * tree-dfa.c (collect_dfa_stats): Ditto.
719 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
720 * cfglayout.c (fixup_reorder_chain): Ditto.
721 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
722 partition_hot_cold_basic_blocks): Ditto.
723 * var-tracking.c (vt_find_locations): Ditto.
724 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
725 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
726 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
727 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
728 * tree-ssa-reassoc.c (init_reassoc): Ditto.
729 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
730 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
731 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
732 and removed unused reverse orders.
734 * combine.c: Fix document typo.
736 2005-12-17 Jan Hubicka <jh@suse.cz>
738 * tree-flow-inline.h (set_default_def, default_def): Kill.
739 * tree-dfa.c (default_defs): New global variable.
740 (default_def, set_default_def): New functions.
741 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
742 * tree-flow.h (struct var_ann_d): Kill default_def field.
743 (set_default_def, default_def): Update prototype.
744 (default_defs): Declare.
746 2005-12-16 Jeff Law <law@redhat.com>
748 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
749 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
750 into tree-ssa-forwprop.c.
751 (eliminate_redundant_computations): Do not call
752 simplify_rhs_and_lookup_avail_expr anymore.
753 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
754 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
755 (tree_ssa_forward_propagate_single_use_vars): Call
756 simplify_not_neg_expr appropriately.
758 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
761 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
763 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
765 PR rtl-optimization/25456
766 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
767 info->x_start with p->x_start.
769 2005-12-17 Alan Modra <amodra@bigpond.net.au>
771 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
772 introduced 2005-12-16.
774 2005-12-16 Steven Bosscher <stevenb@suse.de>
776 PR rtl-optimization/23837
777 * optabs.c (expand_binop): For a multi-word rotate, never emit
778 a REG_NO_CONFLICT block.
780 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
783 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
786 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
789 2005-12-16 Steven Bosscher <stevenb@suse.de>
791 * loop-invariant.c (move_loop_invariants): Add missing hunk from
792 the previous patch, to nullify df.
794 2005-12-16 Steven Bosscher <stevenb@suse.de>
796 * reorg.c (mostly_true_jump): Clean up code depending on
797 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
798 poor man's branch prediction, instead rely on REG_BR_PROB
799 notes to be available.
801 2005-12-16 Jakub Jelinek <jakub@redhat.com>
803 PR rtl-optimization/24899
804 * loop.c (strength_reduce): Don't reduce giv that is not always
805 computable and where add_val or mult_val can trap.
807 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
809 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
811 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
812 names of ms1-16-002 files.
814 2005-12-16 Alan Modra <amodra@bigpond.net.au>
817 * gcc.c (for_each_path): New function.
818 (add_to_obstack, file_at_path): New functions.
819 (struct file_at_path_info, struct add_to_obstack_info): New.
820 (build_search_list): Rewrite using for_each_path. Constify struct
821 path_prefix pointer. Add do_multi param. Adjust all callers.
822 (find_a_file): Similarly, but just change existing param to bool.
823 (putenv_from_prefixes): Add do_multi param, make "paths" const.
824 (do_spec_path): Delete.
825 (struct spec_path_info): New.
826 (spec_path): New function.
827 (do_spec_1): Use for_each_path for %D and %I.
828 (find_file): Adjust for find_a_file changes.
829 (main): Search multilibs for specs. Print multilib lib path for
830 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
831 (read_specs): Search multilibs for %include and %include_noerr.
832 (is_directory): Remove second string param. Change last param
833 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
834 check path is a dir. Update all callers.
835 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
836 * system.h (SMALL_ARG_MAX): Poison.
837 * config.gcc: Don't define SMALL_ARG_MAX.
838 * config.host: Likewise.
839 * config.build: Likewise.
841 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
843 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
844 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
845 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
846 simplify_logical): Move simplifications that do not require
847 additional infrastructure...
848 * simplify-rtx.c (simplify_unary_operation_1,
849 simplify_binary_operation_1): ... here.
851 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
854 * flow.c (mark_used_dest_regs): New function.
855 (mark_used_regs): Call mark_used_dest_regs.
857 2005-12-16 Jeff Law <law@redhat.com>
859 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
860 represent a use and definition of the same SSA_NAME.
862 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
863 Janis Johnson <janis187@us.ibm.com>
864 Ben Elliston <bje@au.ibm.com>
866 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
867 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
868 * target.h (struct gcc_target): Add decimal_float_supported_p.
869 * targhooks.c (default_scalar_mode_supported_p): Handle
871 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
872 of inf, nan, finite, isinf and isnan.
873 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
874 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
875 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
876 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
877 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
878 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
879 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
880 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
881 Pedwarn if decimal floating point types are used. Error if
882 decimal floating point is not supported by the target.
883 (finish_declspecs): Return type from DFP typespec_word.
884 * c-typeck.c (c_common_type): Choose the decimal floating point
885 type with the greater precision when determining a common type.
886 (convert_arguments): Warn if there is a mismatch between argument
887 and prototype for decimal float types. Warn of conversions with
888 binary float types and of precision narrowing due to prototype.
889 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
890 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
891 (c_token_starts_declspecs): Likewise.
892 (c_parser_attributes): Likewise.
893 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
894 RID_DFLOAT64, RID_DFLOAT128.
895 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
896 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
897 (shorten_compare): Convert DFP/BFP operands to a common type.
898 (c_common_modes_and_builtins): Register built-in decimal float
899 types if the target supports them.
900 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
901 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
902 inf, nan, finite, isinf and isnan builtins.
903 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
904 (builtin_define_float_constants): Assert non-decimal radix.
905 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
906 Call builtin_define_decimal_float_constants for each type.
907 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
908 flags. Use real_from_string3, which can handle binary or decimal
910 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
911 cts_dfloat64, cts_dfloat128.
912 * tree.c (build_common_tree_nodes_2): Add decimal float types.
913 * tree.h (enum tree_index): Add new enumeration values
914 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
915 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
916 (dfloat32_type_node): New macro.
917 (dfloat64_type_node, dfloat128_type_node): Likewise.
918 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
919 (dfloat128_ptr_type_node): Likewise.
920 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
921 bit decimal floating point types with "df", "dd" and "dl".
922 * c-format.h (enum format_lengths): Add new enumeration values
923 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
924 * c-format.c (printf_length_specs, scanf_length_specs): Add
925 entries for H, D, DD.
926 (print_char_table, scan_char_table): Use new entries.
927 (asm_fprintf_char_table, gcc_diag_char_table,
928 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
930 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
931 (DECIMAL64_TYPE_SIZE): Likewise.
932 (DECIMAL128_TYPE_SIZE): Likewise.
933 (TARGET_DEC_EVAL_METHOD): Likewise.
934 * doc/extend.texi (Decimal Float): New node.
935 (Constructing Calls): Document decimal float built-ins.
936 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
937 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
938 * ginclude/decfloat.h: New file.
940 2005-12-16 Alan Modra <amodra@bigpond.net.au>
942 * reload.c (find_reloads): Fix comment typo.
943 * recog.h (recog_memoized): Correct comment.
945 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
947 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
948 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
949 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
950 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
951 * doc/invoke.texi, doc/tm.texi: Fix typos.
953 2005-12-16 Ben Elliston <bje@au.ibm.com>
955 * real.c (decimal_quad_format): Correct values for emin, emax.
957 2005-12-15 DJ Delorie <dj@redhat.com>
959 * config/m32c/predicates.md (m32c_psi_scale): New.
960 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
961 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
963 2005-12-16 Jan Hubicka <jh@suse.cz>
965 PR rtl-optimization/25224
966 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
969 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
970 Steven Bosscher <stevenb@suse.de>
972 * loop-invariant.c (df): New global variable.
973 (find_defs, check_dependencies, find_invariant_insn, record_uses,
974 find_invariants_bb, find_invariants_body, find_invariants,
975 find_invariants_to_move, move_invariants, free_inv_motion_data,
976 move_single_loop_invariants, move_loop_invariants): Do not pass df in
979 2005-12-15 Jakub Jelinek <jakub@redhat.com>
981 * varasm.c (default_unique_section_1): Use special section
982 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
984 2005-12-16 Ben Elliston <bje@au.ibm.com>
986 * doc/invoke.texi (Warning Options): Document -Walways-true being
989 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
992 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
993 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
994 __floatunditf): Use #error if type sizes don't match requirements
996 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
997 as wider floating-point type. Use #error if type sizes don't
998 match requirements of implementation. Avoid overflow in computing
999 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1000 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1001 (__floatundisf, __floatundidf): Likewise.
1002 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1003 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1004 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1005 TFmode-TImode conversions.
1006 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1008 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1010 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1011 Use builtin_define_with_int_value() instead of
1012 adding a new check for every new major FreeBSD version.
1014 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1016 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1018 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1020 * config/arm/predicates.md (call_memory_operand): New.
1021 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1023 2005-12-15 Andrew Haley <aph@redhat.com>
1025 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1026 against prev_cache_entry == NULL when moving a cache entry to the
1029 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1031 * config/mt/mt.c (mt_override_options): Require lower case
1032 architectures. Revert accidental default to ms2.
1033 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1034 ENDFILE_SPEC): Require lower case architectures. Revert default
1037 * doc/invoke.texi (MT Options): Rename and update.
1038 * doc/md.texi (MorphoTech family): Rename and update.
1040 2005-12-15 Olivier Hainque <hainque@adacore.com>
1042 * stor-layout.c (layout_type): Don't complain about a too small
1043 an array element type size compared to its alignment when the
1046 2005-12-15 Jan Hubicka <jh@suse.cz>
1049 * i386.c (classify_argument): Properly adjust offset of bitfield for
1052 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1054 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1055 between the hot and cold sections. Use current_function_section
1056 to get the new section.
1057 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1058 determine whether we are assembling hot or cold code.
1059 (secname_for_decl, dwarf2out_var_location): Likewise.
1060 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1061 * varasm.c (last_text_section): Delete.
1062 (in_cold_section_p): New variable.
1063 (hot_function_section): New function.
1064 (current_function_section): Pass in_cold_section_p as the
1065 reloc argument to select_section. Use it to decide between
1066 unlikely_function_section and hot_function_section.
1067 (assemble_start_function): Use switch_to_section. Set
1068 in_cold_section_p instead of last_text_section.
1069 (assemble_end_function): Use switch_to_section.
1070 (switch_to_section): Don't set last_text_section.
1071 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1072 argument to make the right choice between hot and cold sections.
1074 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1076 Second part of MS1->MT renaming
1077 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1078 (movqi, movhi): Call mt_set_memflags.
1079 (*movdf_internal): Call mt_split_words.
1080 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1082 (cmpsi): Store to mt_compare_op[01].
1083 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1084 bungt, bunle, bunlt): Call mt_emit_cbranch.
1085 (prologue): Call mt_expand_prologue.
1086 (epilogu): Call mt_expend_epilogue.
1087 (eh_return): Call mt_expand_eh_return.
1088 (eh_epilogue): Call me_emit_eh_epilogue.
1089 (conditional_trap): Store to mt_compare_op[01].
1090 * config/mt/crti.asm: Adjust comment.
1091 * config/mt/crtn.asm: Adjust comment.
1092 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1093 (mt_compare_op0, mt_compare_op1): Renamed.
1094 (current_frame_info, zero_frame_info): Adjust type.
1095 (mt_ucmpsi3_libcall): Renamed.
1096 (mt_flag_delayed_branch): Renamed.
1097 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1098 (mt_nops_required, mt_nop_reasons): Renamed.
1099 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1100 mt_debug_stack, mt_print_operand_simple_address,
1101 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1102 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1103 mt_function_arg_advance, mt_arg_partial_bytes,
1104 mt_pass_by_reference, mt_function_arg_boundary,
1105 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1106 mt_legitimate_address_p): Renamed, adjusted.
1108 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1109 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1110 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1111 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1112 mt_expand_eh_return, mt_emit_eh_prologue,
1113 mt_handl_interrupt_attribute): Renamed, adjusted.
1114 (mt_attribute_table): Renamed, adjusted.
1115 (mt_initial_elimination_offset, mt_generate_compare,
1116 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1117 mt_secondary_reload_class, mt_function_value, mt_split_words,
1118 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1119 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1120 (mt_labels): Renamed.
1121 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1122 mt_machine_reorg): Renamed, adjusted.
1123 (mt_attribute_table: Renamed.
1124 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1125 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1126 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1127 * config/mt/mt.opt (march): Set mt_cpu_string.
1128 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1129 (TARGET_CPU_CPP_BUILTINS): Adjust.
1130 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1131 TARGET_MS2): Adjust.
1132 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1133 (MT_MIN_INT): Renamed.
1134 (RETURN_ADDR_RTX): Adjust.
1135 (struct mt_frame_info): Renamed.
1136 (current_frame_info): Adjust type.
1137 (INITIAL_ELIMINATION_OFFSET): Adjust.
1138 (MT_NUM_ARG_REGS): Renamed.
1139 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1140 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1141 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1142 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1143 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1144 (mt_compare_op0, mt_compare_op1): Renamed.
1145 * config/mt/mt-protos.h: Rename prototypes.
1147 2005-12-15 Richard Guenther <rguenther@suse.de>
1149 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1150 (get_ref_base_and_extent): Declare.
1151 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1152 (get_ref_base_and_extent): New function.
1153 * tree-ssa-alias.c (find_used_portions): Use it.
1154 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1156 * tree-ssa-operands.c (get_expr_operands): Likewise.
1158 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1160 * combine.c: Remove force_to_mode's fourth parameter.
1161 (force_to_mode): Do not handle REG.
1162 (canon_reg_for_combine): New.
1163 (make_field_assignment): Use it where the removed argument was non-NULL.
1165 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1168 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1169 error_mark_node. Make alignment params unsigned.
1170 * config/rs6000/rs6000-protos.h
1171 (rs6000_special_round_type_align): Update prototype.
1172 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1174 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1176 PR rtl-optimization/25310
1177 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1178 of the eliminable register when substituting into a PLUS.
1180 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1183 * config/i386/i386.c (ix86_force_to_memory): Always use
1184 SImode push for HImode in -m32.
1185 (ix86_free_from_memory): Likewise.
1187 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1189 * gcc/config/arm/arm.md: Provide a big-endian version of the
1190 (zero_extend:SI (subreg:QI ...)) splitter.
1192 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1194 * struct-equiv.c (note_local_live): Handle hard regs with different
1197 2005-12-14 Jeff Law <law@redhat.com>
1199 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1200 to a structure containing state rather than a pointer to bool.
1201 (case ARRAY_REF): New code to handle folding some array references.
1202 (case ADDR_EXPR): Note when we are processing expressions found
1203 within an ADDRE_EXPR.
1204 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1205 for state variables rather than just a pointer to a boolean.
1206 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1207 handling of constant string references.
1209 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1211 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1212 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1213 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1214 Move other tst* patterns to retain partial order.
1216 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1218 * config/s390/s390.md ("d0", "1"): New mode attributes.
1219 ("<shift>di3", "<shift>si3"): Merge.
1220 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1221 ("ashrdi3", "ashrsi3"): Merge.
1222 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1223 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1224 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1225 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1226 ("*ashrdi3", "*ashrsi3"): Merge.
1227 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1229 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1231 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1232 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1233 ("*extendqidi2", "*extendqisi2") Merge.
1234 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1235 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1236 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1237 Move some patterns to retain partial ordering.
1239 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1241 * config/s390/s390.md ("atype", "length"): Rewrite.
1242 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1244 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1246 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1248 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1250 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1251 PARALLELs with a mode.
1253 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1255 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1256 cond_expr parameter.
1258 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1260 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1262 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1266 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1269 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1271 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1275 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1276 DECL_P, call get_section rather than get_named_section. Supply
1277 section flags to it.
1279 2005-12-14 Ben Elliston <bje@au.ibm.com>
1281 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1282 for addresses converted to booleans; not just function addresses.
1283 * c-typeck.c (build_binary_op): Warn for address comparisons which
1284 can never be NULL (eg. func == NULL or &var == NULL).
1285 * common.opt (Walways-true): New option.
1286 * c-opts.c (c_common_handle_option): Set it with -Wall.
1287 * doc/invoke.texi: Document it.
1289 2005-12-13 Paul Brook <paul@codesourcery.com>
1291 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1292 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1294 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1296 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1297 (EXTRA_MULTILIB_PARTS): Define.
1299 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1301 PR rtl-optimization/20070 / part1
1302 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1303 count_or_remove_death_notes with kill == -1.
1304 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1305 registers if PROP_POST_REGSTACK is set.
1306 (mark_used_reg): Likewise.
1307 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1308 REG_UNUSED notes for stack regs.
1309 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1310 to match rtx_equiv_p machinery. Change caller.
1311 (outgoing_edges_match): Likewise.
1312 (try_crossjump_to_edge): Use struct_equiv_block_eq
1313 instead of flow_find_cross_jump.
1314 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1315 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1316 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1317 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1318 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1319 (insns_match_p): Update prototype.
1320 (flow_find_cross_jump): Remove prototype.
1321 (struct_equiv_block_eq, struct_equiv_init): Declare.
1322 (rtx_equiv_p, condjump_equiv_p): Likewise.
1323 * struct-equiv.c: Include reload.h.
1324 (IMPOSSIBLE_MOVE_FACTOR): Define.
1325 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1326 (struct_equiv_improve_checkpoint): Likewise.
1327 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1328 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1329 (struct_equiv_merge, find_dying_input): Likewise.
1330 (resolve_input_conflict, note_local_live): Likewise.
1331 (death_notes_match_p): Change parameters and processing
1332 to match rtx_equiv_p machinery. Change caller.
1333 (insns_match_p): Likewise.
1334 (flow_find_cross_jump): Replace with:
1335 (struct_equiv_block_eq).
1337 Back out this change:
1338 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1339 * recog.c (verify_changes): Make it static.
1340 * recog.h: Remove the corresponding prototype.
1342 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1344 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1347 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1349 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1350 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1351 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1352 TARGET_MS1_64_001 appropriately.
1353 (ms1_machine_reorg): Use TARGET_MS2.
1355 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1359 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1360 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1361 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1362 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1363 Set mode to SI, adjust constraints.
1364 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1365 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1368 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1370 * c-cppbuiltin.c (builtin_define_float_constants): Add
1371 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1372 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1373 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1374 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1375 to "((double)%sL)" otherwise "%s".
1377 2005-12-13 Paul Brook <paul@codesourcery.com>
1379 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1382 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1384 * tree-flow.h: Allow compilation with a C++ compiler.
1385 (struct edge_prediction): Prefix all field names with "ep_".
1386 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1387 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1388 (remove_predictions_associated_with_edge): Likewise.
1390 2005-12-12 Jeff Law <law@redhat.com>
1392 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1394 * passes.c (init_optimization_passes): Run reassociation again
1395 after loop optimizations.
1397 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1399 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1401 (optimize_stmt): Ditto.
1402 (canonicalize_comparison): New function.
1403 * tree-ssa-operands.c (swap_tree_operands): Make external.
1404 (get_expr_operands): Stop auto-canonicalization.
1405 * tree-ssa-reassoc.c: Rewrite.
1406 (init_optimization_passes):
1407 * tree-flow.h (swap_tree_operands): Prototype.
1408 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1410 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1412 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1413 indicate function epilogue has been output.
1414 (pa_asm_output_mi_thunk): Likewise.
1415 (output_deferred_plabels): Put plabels in readonly data section when
1416 not generating PIC code.
1417 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1418 information. Add assert.
1419 (som_output_comdat_data_section_asm_op): New function.
1420 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1421 instead of output_section_asm_op for COMDAT sections.
1423 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1425 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1426 Fix whitespace in vincinity of to-be-installed changes.
1427 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1428 (insns_match_p): Likewise.
1430 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1432 * config.gcc (ms1): Replace with ...
1434 * config/ms1: Rename to ...
1435 * config/mt: ... here. Rename ms1 files to mt.
1436 * config/mt/mt.c: Adjust gt-mt.h #include.
1437 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1438 (crti.o, crtn.o): Adjust file names.
1440 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1442 * varray.h: Allow compilation with a C++ compiler.
1443 (union varray_data_tag): Prefix all field names with "vdt_".
1444 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1445 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1446 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1447 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1448 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1449 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1450 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1451 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1452 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1453 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1454 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1455 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1456 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1457 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1458 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1459 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1460 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1461 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1462 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1463 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1464 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1465 VARRAY_TOP_TREE_PTR): Likewise.
1466 * varray.c (varray_grow): Likewise.
1467 (varray_clear): Likewise.
1469 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1472 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1473 alignment to doubleword if the first field is a double array.
1474 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1476 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1478 * tree-ssa-structalias.c (process_constraint): Remove code to
1479 transform addressofs into scalar.
1480 (create_variable_info_for): In whole-program IPA, globals don't
1481 point to ANYTHING by default.
1483 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1485 * timevar.def (TV_IPA_PTA): New.
1486 * tree-pass.h (pass_ipa_pta): New
1487 * tree-ssa-structalias.c: Include cgraph.h
1489 (predbitmap_obstack): New.
1490 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1491 (struct constraint_stats): Add num_edges.
1492 (new_var_info): Don't call bitmap_clear.
1493 (struct constraint_edge): Update docs.
1494 (new_constraint_edge): Remove src param.
1495 (struct constraint_graph): Add zero_weight_succs,
1496 zero_weight_preds. Update docs.
1497 (constraint_expr_equal): Reformat.
1498 (constraint_edge_equal): Update for removal of src.
1499 (constraint_edge_less): Ditto.
1500 (constraint_edge_vec_find): Ditto.
1501 (erase_graph_self_edge): Update for removal of src and and zero
1503 (clear_edges_for_node): Ditto.
1504 (add_graph_edge): Ditto.
1505 (get_graph_weights): Ditto.
1506 (allocate_graph_weights): Ditto.
1507 (merge_graph_nodes): Ditto.
1508 (int_add_graph_edge): Ditto.
1509 (valid_graph_edge): Ditto.
1510 (valid_weighted_graph_edge): Ditto.
1511 (build_constraint_graph): Ditto.
1513 (collapse_nodes): Ditto.
1514 (process_unification_queue): Ditto.
1515 (topo_visit): Ditto.
1516 (solve_graph): Ditto.
1517 (do_structure_copy): Ditto.
1518 (perform_var_substitution): Ditto.
1519 Init and release obstack.
1520 (handle_ptr_arith): Try to resolve directly.
1521 (find_func_aliases): Don't call update_alias_info here
1522 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1523 (do_sd_constraint): Add code for propagating faster.
1525 (do_ds_constraint): Ditto.
1526 (count_num_arguments): New function.
1527 (create_function_info_for): Ditto.
1528 (create_variable_info_for): Handle FUNCTION_DECL.
1529 (intra_create_variable_infos): Use make_constraint_to_anything.
1530 (init_alias_vars): Init obstacks here.
1531 (need_to_solve): Handle zero weight graph changes.
1532 (compute_points_to_sets): Call update_alias_info here.
1533 (delete_points_to_sets): Free zero weight preds/succs here.
1534 (gate_ipa_pta): New.
1535 (ipa_pta_execute): New
1537 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1539 * tree-ssa-structalias.c (var_anyoffset): Removed.
1540 (anyoffset_tree): Ditto.
1541 (anyoffset_id): Ditto.
1542 (do_deref): Take vector of constraints, no return value.
1543 Update to work on vector.
1544 (get_constraint_for): Ditto.
1545 (get_constraint_for_component_ref): Ditto.
1546 (do_structure_copy): Ditto.
1547 (handle_ptr_arith): Ditto.
1548 (find_func_aliases): Ditto.
1549 (set_uids_in_ptset): Remove anyoffset handling.
1550 (init_base_vars): Ditto.
1552 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1555 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1556 DECL_EXTERNAL functions have no bodies. Tidy.
1558 2005-12-10 Andreas Schwab <schwab@suse.de>
1560 * except.c (switch_to_exception_section): Only define if
1561 TARGET_UNWIND_INFO is not defined.
1563 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1565 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1566 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1568 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1570 * output.h (init_section, fini_section): Delete.
1571 * varasm.c (init_section, fini_section): Delete.
1572 (init_varasm_once): Don't initialize them.
1573 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1574 there are no corresponding varasm.c variables.
1576 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1578 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1579 of EH_FRAME_SECTION_NAME into...
1580 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1581 if it is still null.
1582 * except.c (default_exception_section): Delete, moving most
1584 (switch_to_exception_section): ...this new function. Set
1585 exception_section if it is still null, then switch to it.
1586 (output_function_exception_table): Use switch_to_exception_section.
1587 * varasm.c (exception_section, eh_frame_section): Update comments.
1588 (get_section): Hoist use of SECTION_NAMED.
1589 (init_varasm_once): Don't set exception_section and eh_frame_section.
1590 * output.h (default_exception_section): Delete.
1591 (default_eh_frame_section): Delete.
1593 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1595 * config/bfin/bfin.c: Include "cgraph.h".
1596 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1597 Return the reg that holds the pointer to the GOT.
1598 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1599 doing stack checking.
1601 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1603 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1604 recompute_tree_invarant_for_addr_expr.
1605 Update uses everywhere.
1607 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1609 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1610 (MULTILIB_DIRNAMES): Define.
1612 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1615 * config/s390/s390.c (struct s390_address): New field literal_pool.
1616 (s390_decompose_address): Compute literal_pool field. Do not
1617 assume register %r13 is always (and solely) used as pool base.
1618 (s390_extra_constraint_str): Use literal_pool field.
1620 2005-12-09 Thiemo Seufer <ths@networkno.de>
1622 * config/mips/mips.c (override_options): Don't allow too small
1623 integers in FP registers.
1625 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1627 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1628 targetm.binds_local_p to check for local function calls.
1630 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1633 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1634 call_used_regs can't be used to save reg in another reg.
1636 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1637 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1639 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1641 * except.c (output_ttype): Likewise.
1642 * tree-object-size.c (collect_object_sizes_for): Likewise.
1643 (check_for_plus_in_loops_1): Likewise.
1644 (check_for_plus_in_loops): Likewise.
1645 (compute_object_sizes): Use gcc_unreachable instead of abort.
1647 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1649 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1650 (loop_end, loop_init, doloop_end): New insns.
1651 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1652 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1653 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1654 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1655 * config/ms1/ms1.c: #include basic-block.h
1656 (struct machine_function): Add has_loops field.
1657 (ms1_add_loop): New.
1658 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1659 (struct loop_info, struct loop_work): New.
1660 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1661 (ms1_reorg_loops): New loop optimization.
1662 (ms1_machine_reorg): Call it.
1663 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1665 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1667 PR tree-optimization/25248
1668 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1669 evolution_of_loop from the failed attempt. Remove handling
1672 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1674 * tree.h (DECL_EXTERNAL): Clarify documentation.
1676 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1677 Jakub Jelinek <jakub@redhat.com>
1680 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1681 argument. Don't drop outer ANDs.
1682 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1683 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1685 * config/s390/predicates.md (setmem_operand): Remove.
1686 (shift_count_operand): Rename to...
1687 (shift_count_or_setmem_operand): ... this. Adjust
1688 s390_decompose_shift_count caller.
1689 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1690 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1691 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1692 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1693 rotl<mode>3_and, setmem_long_and): New insns.
1694 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1695 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1696 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1697 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1698 of shift_count_operand.
1699 (setmem_long): Use shift_count_or_setmem_operand instead of
1702 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1703 Andreas Tobler <a.tobler@schweiz.ch>
1705 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1708 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1710 * expr.c (force_operand): Use convert_to_mode for conversions.
1712 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1714 * reload.h (reg_equiv_invariant): Declare.
1715 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1716 register also when reg_equiv_invariant[R] is set.
1718 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1719 Andreas Tobler <a.tobler@schweiz.ch>
1721 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1723 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1725 * tree-ssa-pre.c (bitmap_set_and): New function.
1726 (bitmap_set_and_compl): New function.
1727 (bitmap_set_empty_p): New function.
1728 (insert_extra_phis): New function.
1729 (compute_avail): Use insert_extra_phis.
1731 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1733 * config/s390/s390.c (s390_expand_atomic): New function.
1734 Adjust comment of helper functions.
1735 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1736 * config/s390/s390.md ("ATOMIC"): New code macro.
1737 ("atomic"): Corresponding new code attribute.
1738 ("sync_lock_test_and_set[hq]i",
1739 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1741 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1743 * config/s390/s390.c (s390_expand_mask_and_shift,
1744 struct alignment_context, init_alignment_context,
1745 s390_expand_cs_hqi): New.
1746 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1747 * config/s390/s390.md ("sync_compare_and_swaphi",
1748 "sync_compare_and_swapqi"): New pattern.
1750 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1752 Fix PR tree-optimization/25291
1753 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1754 redundant and crashing check.
1756 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1759 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1760 tests further when !strict && reload_in_progress.
1761 (print_operand): Check that both operands of indexed address are regs.
1762 (print_operand_address): Likewise.
1763 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1764 (INT_REG_OK_FOR_BASE_P): Correct.
1766 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1768 Preparation for PR rtl-optimization/20070 / part1
1769 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1770 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1771 outgoing_edges_match.
1772 (outgoing_edges_match): Use condjump_equiv_p.
1773 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1775 * struct-equiv.c: New file.
1776 (death_notes_match_p) New function, broken out of insns_match_p.
1777 * Makefile.in (OBJS-common): Add struct-equiv.o.
1778 (struct-equiv.o): New target.
1780 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1782 * coretypes.h: Revert previous change.
1783 * config/darwin.h: Revert previous reversion.
1784 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1786 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1788 * coretypes.h (section): Provide dummy definition for target files.
1789 * config/darwin.h: Revert previous change.
1791 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1793 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1794 * configure.ac: Remove all.build and install-normal from target_list
1795 * configure: Regenerate.
1796 * Makefile.in (install): Don't depend on install-normal.
1798 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1800 * Makefile.in: Document the use of stamps.
1802 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1804 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1805 * Makefile.in: Add code to compute some dependencies on s-gtype
1806 automatically. Remove the declaration of those dependencies.
1808 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1810 * gcc/reload.c (push_secondary_reload): Fix typo:
1811 s/insn_constraint/scratch_constraint/.
1813 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1815 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1817 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1819 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1820 (alpha_elf_select_rtx_section): Return the selected section rather
1821 than emitting assembly code.
1822 (alpha_write_linkage): Emit a ".link" directive directly and then
1823 set in_section to NULL.
1824 (vms_asm_out_constructor): Use switch_to_section.
1825 (vms_asm_out_destructor): Likewise.
1826 (unicosmk_output_common): Set in_section to NULL instead of calling
1827 the dummy common_section function.
1828 (unicosmk_text_section): Delete in favor of...
1829 (unicosmk_output_text_section_asm_op): ...this new function.
1830 (unicosmk_data_section): Delete in favor of...
1831 (unicosmk_output_data_section_asm_op): ...this new function.
1832 (unicosmk_init_sections): New function.
1833 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1834 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1835 the dummy ssib_section function.
1836 (unicosmk_section_buf): Delete.
1837 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1838 (unicosmk_data_section): Delete.
1839 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1840 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1841 (SECTION_FUNCTION_TEMPLATE): Delete.
1842 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1843 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1844 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1845 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1846 (TARGET_ASM_INIT_SECTIONS): Define.
1847 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1848 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1849 (link_section, literals_section): Delete.
1850 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1851 set in_section to NULL.
1853 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1854 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1855 (COMMON_SECTION): Delete.
1856 (TARGET_ASM_INIT_SECTIONS): Define.
1857 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1858 the dummy common_section function.
1859 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1860 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1861 between readonly_data_section and text_section to check whether
1862 read-only data is being put in the text section.
1863 (arm_output_function_epilogue): Use switch_to_section.
1864 (arm_elf_asm_constructor): Likewise.
1865 (thumb_call_via_reg): Replace call to in_text_section with
1866 a comparison between in_section and text_section.
1867 (arm_file_end): Use switch_to_section.
1868 (aof_text_section): Delete in favor of...
1869 (aof_output_text_section_asm_op): ...this new function.
1870 (aof_data_section): Delete in favor of...
1871 (aof_output_data_section_asm_op): ...this new function.
1872 (aof_asm_init_sections): New function.
1873 (zero_init_section): Moved from config/arm/aof.h.
1874 (aof_dump_imports, aof_file_start): Use switch_to_section.
1875 * config/arm/arm.h (thumb_call_via_label): Update comment.
1876 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1877 (common_section): Delete.
1878 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1879 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1880 global switch_to_section function instead of the old port-local one.
1881 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1882 (SWITCH_TO_SECTION_FUNCTION): Delete.
1883 (drectve_section): Redefine as a macro.
1884 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1885 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1888 * config/avr/avr.c (progmem_section): New variable.
1889 (avr_output_progmem_section_asm_op): New function.
1890 (avr_asm_init_sections): New function.
1891 (avr_output_addr_vec_elt): Use switch_to_section.
1892 * config/avr/avr.h (progmem_section): Declare.
1893 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1894 (READONLY_DATA_SECTION): Delete.
1895 (TARGET_ASM_INIT_SECTIONS): Define.
1896 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1897 * config/avr/avr-protos.h (progmem_section): Delete.
1899 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1901 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1902 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1904 * config/darwin-sections.def: New file.
1905 * config/darwin.c: Define all sections in darwin-sections.def.
1906 (output_objc_section_asm_op, darwin_init_sections): New functions.
1907 (machopic_output_indirection): Use switch_to_section.
1908 (machopic_select_section): Return the selected section rather than
1909 emitting assembly code. Replace the static function table with
1910 inline conditional expressions. Update the tests of last_text_section
1911 and move them into the FUNCTION_DECL block.
1912 (machopic_select_rtx_section): Return the selected section rather than
1913 emitting assembly code.
1914 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1915 (darwin_file_end): Use switch_to_section.
1916 * config/darwin.h: Use darwin-sections.def to declare sections.
1917 (INIT_SECTION_ASM_OP): Remove empty definition.
1918 (HAS_INIT_SECTION): Define this instead.
1919 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1920 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1921 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1922 (TARGET_ASM_INIT_SECTIONS): Define.
1923 * config/darwin-protos.h (darwin_init_sections): Declare.
1924 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1925 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1926 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1927 (constructor_section, destructor_section, mod_init_section): Delete.
1928 (mod_term_section): Delete.
1929 (darwin_exception_section, darwin_eh_frame_section): Delete.
1930 (machopic_select_section): Return a section.
1931 (machopic_select_rtx_section): Likewise.
1932 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1933 (const_section, const_coal_section, const_data_section): Delete.
1934 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1935 (literal4_section, literal8_section, constructor_section): Delete.
1936 (mod_init_section, mod_term_section, destructor_section): Delete.
1937 (objc_class_section, objc_meta_class_section, objc_category_section)
1938 (objc_class_vars_section, objc_instance_vars_section): Delete.
1939 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1940 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1941 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1942 (objc_symbols_section, objc_module_info_section): Delete.
1943 (objc_image_info_section, objc_protocol_section): Delete.
1944 (objc_string_object_section, objc_constant_string_object_section)
1945 (objc_class_names_section, objc_meth_var_names_section): Delete.
1946 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1947 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1948 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1949 (darwin_exception_section, darwin_eh_frame_section): Delete.
1950 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1952 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1953 (frv_asm_out_destructor): Likewise.
1954 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1955 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1956 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1958 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1959 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1960 (data_section): Delete.
1962 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1963 (DRECTVE_SECTION_FUNCTION): Delete.
1964 (drectve_section): Redefine as a macro that sets in_section after
1965 emitting the directive.
1966 (SWITCH_TO_SECTION_FUNCTION): Delete.
1967 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1968 in_text_section with comparison between in_section and text_section.
1969 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1970 rather than emitting assembly code. Use get_named_section.
1971 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1973 (machopic_output_stub): Use switch_to_section.
1974 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1975 (nwld_named_section_asm_out_destructor): Use get_section and
1978 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1979 rather than emitting assembly code.
1980 (ia64_rwreloc_select_section): Likewise.
1981 (ia64_rwreloc_select_rtx_section): Likewise.
1982 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1983 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1985 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1986 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1988 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1989 section rather than emitting assembly code.
1990 (iq2000_select_section): Likewise.
1991 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1992 (sbss_section): Delete.
1994 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1995 and get_named_section.
1996 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1998 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1999 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2000 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2001 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2003 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2004 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2005 global switch_to_section function instead of the old port-local one.
2006 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2007 (SWITCH_SECTION_FUNCTION): Delete.
2008 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2009 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2010 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2011 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2013 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2014 global switch_to_section function instead of the old port-local one.
2015 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2017 * config/mips/mips.c (mips_file_start): Update comment.
2018 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2019 (mips_output_aligned_decl_common): Use switch_to_section.
2020 (mips_select_rtx_section): Return the section rather than emitting
2021 assembly code. Use get_named_section.
2022 (mips_function_rodata_section: Likewise get_section.
2023 (build_mips16_function_stub): Use switch_to_section.
2024 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2025 (SDATA_SECTION_ASM_OP): Delete.
2026 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2027 (EXTRA_SECTION_FUNCTIONS): Delete.
2029 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2030 (mmix_asm_output_aligned_local): Use switch_to_section.
2032 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2033 (som_one_only_readonly_data_section): New variables.
2034 (pa_output_function_epilogue): Set in_section to NULL instead of
2035 calling forget_section.
2036 (output_deferred_plabels): Use select_section.
2037 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2038 of calling forget_section.
2039 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2040 (pa_asm_output_aligned_local): Use select_section.
2041 (som_text_section_asm_op): Delete in favor of...
2042 (som_output_text_section_asm_op): ...this new function.
2043 (pa_som_asm_init_sections): New function.
2044 (pa_select_section): Return the section rather than emitting
2046 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2047 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2048 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2049 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2050 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2051 (som_readonly_data_section, som_one_only_readonly_data_section)
2052 (som_one_only_data_section, forget_section): Delete.
2053 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2054 (TARGET_ASM_INIT_SECTIONS): Define.
2055 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2057 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2058 (private_data_section, read_only_private_data_section): New variables.
2059 (sdata2_section, toc_section): New variables.
2060 (rs6000_file_start): Use switch_to_section.
2061 (rs6000_assemble_integer): Use comparisons against in_section
2062 instead of calling in_toc_section and in_text_section. Use
2063 unlikely_text_section_p.
2064 (rs6000_elf_output_toc_section_asm_op): New function, derived
2065 from the old rs6000/sysv4.h toc_section function.
2066 (rs6000_elf_asm_init_sections): New function.
2067 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2068 the section rather than emitting assembly code.
2069 (machopic_output_stub): Use switch_to_section.
2070 (toc_section): Delete dummy function.
2071 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2072 switch_to_section and get_section.
2073 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2074 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2075 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2076 the old rs6000/xcoff.h toc_section function.
2077 (rs6000_xcoff_asm_init_sections): New function.
2078 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2079 the section rather than emitting assembly code.
2080 (rs6000_xcoff_file_start): Use switch_to_section.
2081 (rs6000_xcoff_file_end): Likewise.
2082 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2083 (sdata2_section, sbss_section, private_data_section): Delete.
2084 (read_only_data_section, read_only_private_data_section): Delete.
2085 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2086 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2087 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2088 (FINI_SECTION_FUNCTION): Delete.
2089 (TARGET_ASM_INIT_SECTIONS): Define.
2090 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2091 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2092 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2093 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2094 (READONLY_DATA_SECTION): Delete.
2095 (TARGET_ASM_INIT_SECTIONS): Define.
2096 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2097 to NULL rather than no_section.
2098 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2100 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2102 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2103 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2104 from call to current_function_section.
2106 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2107 (bss100_section): New variable.
2108 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2109 (xstormy16_asm_init_sections): New function.
2110 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2111 switch_to_section and get_section.
2112 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2113 from calls to current_function_section.
2114 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2115 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2116 (TARGET_ASM_INIT_SECTIONS): Define.
2117 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2119 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2120 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2121 (FINI_SECTION_FUNCTION): Delete.
2123 * config/v850/v850.c: Include gt-v850.h.
2124 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2125 (zbss_section): New variables.
2126 (v850_output_aligned_bss): Use switch_to_section.
2127 (v850_asm_init_sections): New function.
2128 (v850_select_section): Return the section rather than emitting
2130 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2131 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2132 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2133 (TARGET_ASM_INIT_SECTIONS): Define.
2134 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2135 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2136 (zbss_section): Delete.
2138 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2140 * config/vx-common.h (vxworks_exception_section): Delete.
2141 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2143 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2144 section rather than emitting assembly code.
2145 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2148 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2149 * coretypes.h (section): New union and typedef.
2150 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2151 from call to current_function_section.
2152 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2153 (dbxout_symbol_location): Use switch_to_section.
2154 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2155 most of the code into...
2156 (default_eh_frame_section): ...here. Return a section.
2157 (collect2_eh_frame_section): Delete, moving most of the code into..
2158 (switch_to_eh_frame_section): ...this new function.
2159 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2160 (debug_macinfo_section, debug_line_section, debug_loc_section)
2161 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2163 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2164 eh_frame_section. Use switch_to_section and get_section.
2165 (dwarf2out_begin_prologue): Use switch_to_section.
2166 (AT_string_form): Check the flags in debug_str_section instead of
2167 DEBUG_STR_SECTION_FLAGS.
2168 (output_comp_unit): Use switch_to_section, get_section, and
2170 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2171 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2172 from call to current_function_section.
2173 (dwarf2out_var_location): Use unlikely_text_section_p.
2174 (dwarf2out_source_line): Use switch_to_section. Remove argument
2175 from call to current_function_section.
2176 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2177 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2178 debug_macinfo_section.
2179 (dwarf2out_init): Initialize the new section variables. Use them
2180 instead of calls to named_section_flags. Use switch_to_section.
2181 (output_indirect_string): Use switch_to_section and debug_str_section.
2182 (dwarf2out_finish): Use switch_to_section and the new section
2184 * except.c (default_exception_section): Return the section instead
2185 of emitting assembly code.
2186 (output_function_exception_table): Use the global exception_section
2187 variable instead of the target hook. Use switch_to_section. Remove
2188 argument from call to current_function_section.
2189 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2190 (shorten_branches): Use pointer comparisons to detect whether the
2191 text section is the same as readonly_data_section.
2192 (profile_function): Use switch_to_section. Remove argument from
2193 call to current_function_section.
2194 (final_scan_insn): Likewise. Update use of last_text_section.
2195 * gengtype.c (open_base_files): Add an include of output.h.
2196 * output.h (text_section, data_section, readonly_data_section)
2197 (ctors_section, dtors_section, bss_section, init_section)
2198 (fini_section, sdata_section): Turn into section pointers.
2199 (in_text_section, in_unlikely_text_section, exports_section)
2200 (drectve_section, named_section, mergeable_string_section)
2201 (last_text_section_name): Delete.
2202 (default_exception_section, default_eh_frame_section): Return sections.
2203 (SECTION_DECLARED, SECTION_NAMED): New macros.
2204 (SECTION_MACH_DEP): Bump value.
2205 (section_common, named_section, unnamed_section): New structures.
2206 (unnamed_section_callback): New typedef.
2207 (section): New union.
2208 (sbss_section, exception_section, eh_frame_section): New variables.
2209 (in_section, last_text_section): Turn into section pointers.
2210 (get_unnamed_section, get_section, get_named_section): New functions.
2211 (mergeable_constant_section, function_section): Return a section.
2212 (unlikely_text_section): Likewise.
2213 (current_function_section): Likewise. Remove the decl argument.
2214 (unlikely_text_section_p, switch_to_section): New functions.
2215 (output_section_asm_op): New function.
2216 (set_named_section_flags, named_section_flags, named_section_real)
2217 (named_section_first_declaration): Delete.
2218 (default_select_section, default_elf_select_section): Return a section.
2219 (default_elf_select_section_1, default_function_rodata_section)
2220 (default_no_function_rodata_section, default_select_rtx_section)
2221 (default_elf_select_rtx_section): Likewise.
2222 * rtl.h (in_data_section): Delete.
2223 * sdbout.c (sdbout_one_type): Use switch_to_section.
2224 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2225 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2226 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2227 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2228 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2229 (TARGET_ASM_OUT): Update after above changes.
2230 * target.h (init_sections): New hook.
2231 (exception_section, eh_frame_section): Delete.
2232 (select_section, select_rtx_section, function_rodata_section): Return
2233 a section rather than emitting assembly code.
2234 * varasm.c (text_section, data_section, readonly_data_section)
2235 (ctors_section, dtors_section, bss_section, init_section)
2236 (fini_section): Turn into section pointers.
2237 (sdata_section, sbss_section, exception_section): New variables.
2238 (eh_frame_section): New variable.
2239 (in_section): Make global and turn into a section pointer.
2240 (last_text_section): Turn into a section pointer.
2241 (unnamed_sections): New variable.
2242 (in_named_name, last_text_section_name): Delete.
2243 (EXTRA_SECTION_FUNCTIONS): Delete.
2244 (in_named_entry): Delete.
2245 (section_htab): New variable, replacing...
2246 (in_named_htab): ...this deleted variable.
2247 (section_entry_eq, section_entry_hash): New functions, based on...
2248 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2249 (get_unnamed_section, get_section): New functions.
2250 (unlikely_text_section): Return a section instead of emitting
2252 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2253 (get_named_section_flags, named_section_first_declaration): Delete.
2254 (unlikely_text_section_p): New function.
2255 (named_section_real, named_section): Delete.
2256 (get_named_section): New function.
2257 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2258 (function_section): Return a section rather than emitting
2260 (current_function_section): Likewise. Remove argument. Use
2261 last_text_section if nonnull, otherwise use function_section.
2262 (default_function_rodata_section): Return a section rather than
2263 emitting assembly code. Use get_section.
2264 (default_no_function_rodata_section): Return a section rather than
2265 emitting assembly code.
2266 (variable_section): Use switch_to_section and get_named_section.
2267 (mergeable_string_section): Return a section rather than emitting
2268 assembly code. Use get_section. Make static. Don't take special
2269 countermeasures for empty strings.
2270 (mergeable_constant_section): Return a section rather than emitting
2271 assembly code. Use get_section.
2272 (default_named_section_asm_out_destructor): Use switch_to_section
2274 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2275 (default_named_section_asm_out_constructor): Use switch_to_section
2277 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2278 (assemble_start_function): Likewise. Set last_text_section to
2279 NULL rather than no_section. Change the type of save_section.
2280 (assemble_zeros, assemble_variable): Use the section flags to detect
2281 whether or not a section is text.
2282 (assemble_static_space): Use switch_to_section.
2283 (assemble_trampoline_template): Likewise.
2284 (output_constant_def_contents): Use switch_to_section and
2286 (output_constant_pool_1): Use switch_to_section. Use the section
2287 flags to see whether sections contain mergeable data.
2288 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2289 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2290 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2291 whether a section has already been declared.
2292 (default_select_section, default_elf_select_section): Return a
2293 section rather than emitting assembly code.
2294 (default_elf_select_section_1): Likewise. Use bss_section for
2295 SECCAT_BSS if nonnull. Use get_named_section.
2296 (default_select_rtx_section): Return a section rather than
2297 emitting assembly code.
2298 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2299 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2300 (output_section_asm_op, switch_to_section): New functions.
2301 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2304 * doc/tm.texi: Expand the introduction to the sections documentation.
2305 (TRAMPOLINE_SECTION): Document new interface.
2306 (SDATA_SECTION_ASM_OP): Document new macro.
2307 (READONLY_DATA_SECTION): Delete.
2308 (SDATA_SECTION_ASM_OP): Document new macro.
2309 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2310 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2311 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2312 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2313 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2315 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2317 * gcc.c (init_gcc_specs): Match braces inside conditionally
2320 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2322 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2324 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2327 * tree.c (integer_all_onesp): Always return true if all bits on.
2329 * testsuite/g++.dg/init/array0.C: New.
2331 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2333 * doc/md.texi: Adapt to implementation.
2335 2005-12-06 Andreas Schwab <schwab@suse.de>
2337 * opts.c (decode_options): Fix typo in message.
2339 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2342 * longlong.h: Merge PPC tests from upstream.
2344 2005-12-06 Richard Guenther <rguenther@suse.de>
2346 * fold-const.c (fold_convert): Do not build and fold
2347 CONVERT_EXPR, but always use NOP_EXPR.
2349 2005-12-06 Jan Beulich <jbeulich@novell.com>
2351 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2352 __builtin_ia32_paddq and __builtin_ia32_psubq.
2353 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2354 __builtin_ia32_pshufw.
2355 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2357 2005-12-05 James E Wilson <wilson@specifix.com>
2360 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2363 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2365 * print-tree.c (print_node): Ditto.
2366 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2367 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2368 before accessing DECL_ARTIFICIAL.
2369 Handle new tag tree codes.
2370 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2372 (unmodifiable_var_p): Ditto.
2373 * tree-flow.h (mem_tag_kind): Remove.
2374 (struct var_ann_d): Remove mem_tag_kind member.
2375 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2376 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2377 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2378 (group_aliases): Ditto.
2379 (setup_pointers_and_addressables): Ditto.
2380 (is_escape_site): Ditto.
2381 (may_alias_p): Ditto.
2382 (create_tag_raw): New function.
2383 (create_memory_tag): Use it.
2384 (dump_alias_info): Update for tags.
2385 (may_be_aliased): Ditto.
2386 (add_type_alias): Ditto.
2387 (new_type_alias): Ditto.
2388 (create_sft): Ditto.
2389 (create_structure_vars): Ditto.
2390 * tree-ssa-ccp.c (get_default_value): Ditto.
2391 * tree-ssa-operands.c (get_expr_operands): Ditto.
2392 (add_stmt_operand): Ditto.
2393 (add_call_clobber_ops): Remove duplicated condition.
2394 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2396 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2397 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2398 * tree.c (init_ttree): Update structures for new tree codes.
2399 (tree_code_size): Update sizes for new tree codes.
2400 (make_node_stat): Don't try to set common things on minimal
2402 (tree_node_structure): Update for tags.
2403 (is_global_var): Ditto.
2404 * tree.def: Add new tree codes.
2405 * tree.h (MTAG_P): New macro.
2406 (TREE_MEMORY_TAG_CHECK): Ditto.
2407 (SSA_VAR_P): Update for tags.
2408 (struct tree_memory_tag): New structure.
2409 (MTAG_GLOBAL): New macro.
2410 (union tree_node): Add memory tag member.
2411 * treestruct.def (TS_MEMORY_TAG): New.
2413 2005-12-05 Dale Johannesen <dalej@apple.com>
2415 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2416 what was approved (PR 24323).
2418 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2420 * doc/c-tree.texi (Function Bodies): Remove description of
2423 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2425 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2426 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2427 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2428 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2429 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2430 __divxc3): Document.
2432 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2434 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2436 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2437 hook_bool_void_false.
2438 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2439 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2441 * config/darwin.c (machopic_select_section): It's not defined
2442 as weak if it's only marked as weak_import.
2444 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2447 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2448 A hidden weak object does bind locally. Strong linkonce data
2449 counts like any other strong symbol for binding.
2450 (weak_finish_1): Don't specially handle weakrefs, they no longer
2452 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2453 * c-common.c (handle_alias_attribute): Allow static aliases
2455 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2456 * gthr-dce.h: Make weakrefs static.
2457 * gthr-tpf.h: Likewise.
2458 * gthr-solaris.h: Likewise.
2459 * gthr-posix.h: Likewise.
2460 * gthr-posix95.h: Likewise.
2461 * config/darwin.c (darwin_encode_section_info): static weakref
2462 variables are not necessarily defined in this translation unit.
2463 * doc/extend.texi (Function Attributes): Mention that an alias
2464 attribute creates a definition for the thing it's attached to.
2465 Change the documentation for weakref to say that the thing
2466 it's attached to must be static.
2468 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2469 we don't go into an infinite loop.
2471 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2473 * config/rs6000/predicates.md (logical_const_operand): Split
2474 out of logical_operand.
2475 (logical_operand): Use it.
2476 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2477 logical_const_operand.
2479 2005-12-05 Jan Beulich <jbeulich@novell.com>
2481 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2482 and IX86_BUILTIN_CMPNESS.
2483 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2484 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2485 * config/i386/i386.md (movti_internal): Correct type attribute.
2486 Simplify mode attribute.
2487 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2488 Correct type attribute.
2489 (absxf2): Correct operator.
2490 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2491 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2492 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2494 (sse2_vmsqrtv2df2): Correct mode attribute.
2496 2005-12-05 Jan Beulich <jbeulich@novell.com>
2498 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2499 16 bits. Provide insn pattern for this case.
2501 2005-12-05 Jan Beulich <jbeulich@novell.com>
2503 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2505 (__popcountDI2): Likewise.
2507 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2510 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2511 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2512 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2515 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2517 * c-typeck.c (null_pointer_constant_p): New function.
2518 (build_conditional_expr, build_c_cast, convert_for_assignment,
2519 build_binary_op): Use it.
2521 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2523 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2524 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2526 (check_function_arguments_recurse): Allow both NOP_EXPR and
2527 CONVERT_EXPR but check conversions preserve precision.
2528 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2529 but check conversions preserve precision.
2530 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2533 2005-12-04 Roger Sayle <roger@eyesopen.com>
2536 * common.opt (Wstring-literal-comparison): New command line option.
2537 * c-opts.c (c_common_handle_option): Set it with -Wall.
2538 * c-typeck.c (parser_build_binary_op): Issue warning if either
2539 operand of a comparison operator is a string literal, except for
2540 testing equality or inequality against NULL.
2542 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2544 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2546 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2547 of building a NOP_EXPR.
2548 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2550 * c-convert.c (convert): Use fold_convert instead of building
2551 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2552 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2554 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2555 NOP_EXPR the same as CONVERT_EXPR.
2556 * c-typeck.c (build_function_call): Use fold_convert instead of
2557 building a NOP_EXPR directly.
2558 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2560 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2562 PR rtl-optimization/25197
2563 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2566 2005-12-02 Stuart Hastings <stuart@apple.com>
2568 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2571 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2573 * c-typeck.c (default_function_array_conversion,
2574 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2575 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2576 orig_op2. Don't check them for NOP_EXPR.
2577 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2578 around integer zero.
2580 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2582 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2583 toc_save_offset, toc_size, lr_size.
2584 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2585 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2586 Adjust for removal of unused rs6000_stack_t fields.
2587 (debug_stack_info): Adjust.
2588 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2589 first, and don't bother checking for set/inc of lr on sibcalls.
2590 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2592 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2595 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2596 5 if operand 1 is not aligned. Undo previous constraint change.
2597 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2599 2005-12-02 Richard Guenther <rguenther@suse.de>
2601 * tree.h (build): Remove prototype.
2602 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2603 * tree.c (build): Remove.
2604 (build0_stat): Update comment.
2606 2005-12-02 Richard Guenther <rguenther@suse.de>
2608 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2609 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2612 maybe_fold_offset_to_component_ref): Likewise.
2613 * tree-ssa-dom.c (thread_across_edge,
2614 simplify_rhs_and_lookup_avail_expr,
2615 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2617 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2618 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2619 lower_try_finally_switch): Likewise.
2620 * tree-if-conv.c (add_to_dst_predicate_list,
2621 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2622 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2623 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2624 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2625 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2626 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2627 gimplify_init_ctor_eval, gimplify_init_constructor,
2628 gimplify_variable_sized_compare, gimplify_boolean_expr,
2629 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2630 gimplify_expr, gimplify_body, gimplify_function_tree,
2631 force_gimple_operand): Likewise.
2632 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2633 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2634 mx_register_decls): Likewise.
2635 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2636 get_frame_field, finalize_nesting_tree_1): Likewise.
2637 * tree-inline.c (setup_one_parameter): Likewise.
2638 * tree-vect-transform.c (vectorizable_condition): Likewise.
2639 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2641 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2642 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2643 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2644 * tree-chrec.h (build_polynomial_chrec): Likewise.
2646 2005-12-02 Richard Guenther <rguenther@suse.de>
2648 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2649 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2650 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2651 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2652 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2653 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2654 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2656 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2657 sh_adjust_unroll_max): Likewise.
2658 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2659 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2660 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2662 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2664 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2667 2005-12-02 Richard Guenther <rguenther@suse.de>
2669 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2670 simplify_cond_using_ranges): Use buildN instead of build.
2671 * tree-tailcall.c (adjust_accumulator_values,
2672 adjust_return_value): Likewise.
2673 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2674 generate_element_copy, generate_element_zero,
2675 generate_one_element_init): Likewise.
2676 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2677 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2678 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2679 perfect_nestify): Likewise.
2681 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2683 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2685 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2687 * ggc.h (GGC_RESIZEVEC): New.
2689 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2691 * gcc.c (execute): Improve readability.
2693 2005-12-02 Richard Guenther <rguenther@suse.de>
2695 * tree-cfg.c (mark_used_vars): New function.
2696 (dump_function_to_file): Dump only used VAR_DECLs.
2698 2005-12-02 Richard Guenther <rguenther@suse.de>
2700 * convert.c (convert_to_integer): Fix compare for nonpositive
2701 constant to use tree_int_cst_sgn <= 0.
2703 2005-12-02 Richard Guenther <rguenther@suse.de>
2705 * convert.c (convert_to_integer): Use fold_convert instead
2706 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2707 instead of comparing against 0. Use build_int_cst instead
2708 of converting integer_zero_node.
2710 2005-12-02 Richard Guenther <rguenther@suse.de>
2712 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2715 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2718 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2721 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2724 * function.c (expand_function_end): Emit blockage for unwinder
2727 2005-12-01 Roger Sayle <roger@eyesopen.com>
2729 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2730 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2731 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2732 integer constant comparisons.
2734 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2735 Janis Johnson <janis187@us.ibm.com>
2736 David Edelsohn <dje@watson.ibm.com>
2737 Ben Elliston <bje@au.ibm.com>
2739 * dfp.h, dfp.c: New files.
2740 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2741 (DECNUM_H): Likewise.
2742 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2743 (INCLUDES): Append $(DECNUMINC).
2744 (OBJS-common): Add dfp.o.
2746 * real.h (EXP_BITS): Pinch one bit to ..
2747 (struct real_value): Add decimal field.
2748 (real_format): Change table size, update documentation.
2749 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2750 (real_from_string3): Declare.
2751 (decimal_single_format): Declare.
2752 (decimal_double_format): Declare.
2753 (decimal_quad_format): Declare.
2754 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2755 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2756 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2757 * real.c: Include dfp.h.
2758 (normalize): Early return for decimal floats.
2759 (do_add): Zero decimal field.
2760 (do_compare): Call do_decimal_compare for decimal floats.
2761 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2762 (real_arithmetic): Call decimal_real_arithmetic for decimal
2763 floating point operands.
2764 (real_identical): If a and b are of differing radix, return false.
2765 (real_to_integer): Call decimal_real_to_integer if the value is a
2767 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2768 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2769 (real_to_hexadecimal): Place "N/A" in the return string for
2771 (real_from_string3): New variant, given a mode.
2772 (real_maxval): Use decimal_real_maxval for decimal floats.
2773 (round_for_format): Use decimal_round_for_format for decimals.
2774 (real_convert): Use decimal_real_convert where appropriate.
2775 (significand_size): Handle base 10.
2776 (encode_decimal_single, decode_decimal_single,
2777 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2778 decode_decimal_quad): New functions.
2779 (decimal_single_format): New.
2780 (decimal_double_format): New.
2781 (decimal_quad_format): New.
2782 * machmode.def: Add SD, DD and TD decimal floating point modes.
2783 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2784 Include MODE_DECIMAL_FLOAT.
2785 (DECIMAL_FLOAT_MODE_P): New.
2786 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2787 * genmodes.c (struct mode_data): Add counter field.
2788 (struct mode_data): Update comment for format.
2789 (blank_mode): Initialise counter field.
2790 (new_mode): Increment counter field for each mode defined.
2791 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2793 (make_complex_modes): Handle modes containing `D'.
2794 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2795 (make_decimal_float_mode): New.
2796 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2797 (cmp_modes): Compare counter field if other characteristics
2799 (emit_real_format_for_mode): Support formats for decimal floats.
2800 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2801 Document MODE_DECIMAL_FLOAT.
2803 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2805 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2808 2005-12-01 Richard Henderson <rth@redhat.com>
2810 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2812 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2814 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2816 * config/pa/pa.c (pa_init_builtins): If we detect
2817 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2820 2005-12-01 Richard Guenther <rguenther@suse.de>
2822 * fold-const.c (fold_binary): Use fold_build2, not
2825 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2827 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2829 * vec.h (VEC_block_remove): New.
2831 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2834 * c-common.c (lvalue_error): Fix wording.
2836 2005-12-01 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2839 thinko in last patch.
2841 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2843 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2844 than -flat_namespace.
2846 2005-12-01 Ben Elliston <bje@au.ibm.com>
2848 * mklibgcc.in: Parameterise the script to build soft float
2849 functions by iterating over each type, rather than cloning the
2852 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2855 * builtins.c (fold_builtin_fputs): Defer check for missing
2856 replacement functions.
2858 2005-11-30 Kean Johnston <jkj@sco.com>
2860 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2861 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2863 2005-11-30 Richard Guenther <rguenther@suse.de>
2865 PR tree-optimization/22501
2866 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2867 function split out from ...
2868 (forward_propagate_addr_expr): ... here. Use it to propagate
2869 ADDR_EXPRs to all uses.
2871 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2873 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2874 * builtins.c (expand_builtin_mathfn): Use them.
2875 (expand_builtin_mathfn_2): Likewise.
2876 (expand_builtin_mathfn_3): Likewise.
2877 (expand_builtin_int_roundingfn): Likewise.
2878 (expand_builtin): Likewise.
2879 (integer_valued_real_p): Likewise.
2880 (fold_builtin_int_roundingfn): Likewise.
2881 (fold_builtin_bitop): Likewise.
2882 (fold_builtin_logarithm): Likewise.
2883 (fold_builtin_1): Likewise.
2884 * convert.c (convert_to_integer): Likewise.
2885 * fold-const.c (negate_mathfn_p): Likewise.
2886 (tree_expr_nonnegative_p): Likewise.
2888 2005-11-30 Dale Johannesen <dalej@apple.com>
2889 Andrew Pinski <pinskia@physics.uc.edu>
2891 * combine.c (find_split_point): Sign extend bitmask
2892 when changing bitfield assignment to IOR of AND.
2894 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2896 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2897 clobber to scratch reg.
2898 (*decrement_and_branch_until_zero_no_clobber): Remove.
2899 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2900 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2901 * config/ms1/ms1.opt (mmul): Remove.
2902 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2903 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2905 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2906 Bernd Schmidt <bernd.schmidt@analog.com>
2908 * pa/predicates.md (symbolic_operand): Add comment.
2909 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2910 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2911 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2912 (pa_secondary_reload_class): Delete.
2913 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2914 and pa_secondary_reload_class. Reorder some checks. Update inline
2915 copy of symbolic operand.
2916 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2918 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2920 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2923 2005-11-30 Jeff Law <law@redhat.com>
2925 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2926 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2928 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2930 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2931 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2932 (ia64_expand_move): Adjust caller.
2934 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2935 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2938 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2940 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2941 Always produce an output if we can remove NEGs or canonicalize
2942 (minus (minus ...)) expressions. Provide a fast path for the
2944 (simplify_gen_binary): Do not call simplify_plus_minus.
2945 (simplify_binary_operation_1): Reassociate at the end of the
2948 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2950 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2951 moves and unpack to speed up.
2953 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2955 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2956 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2957 (gen_v9_scc): Update callers.
2958 * config/sparc/sparc.md: Likewise.
2959 * config/sparc/sparc-protos.h: Update extern declaration.
2961 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2963 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2965 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2968 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2970 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2971 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2972 (negate_expr): Here.
2974 2005-11-29 Ben Elliston <bje@au.ibm.com>
2976 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2977 Fix typo in comment.
2979 2005-11-29 Ben Elliston <bje@au.ibm.com>
2981 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2982 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2984 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * builtins.c (init_target_chars): New.
2989 (expand_builtin_printf, expand_builtin_fprintf,
2990 expand_builtin_sprintf, fold_builtin_sprintf,
2991 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2992 fold_builtin_snprintf_chk, fold_builtin_printf,
2993 fold_builtin_fprintf): Check for matching format strings using
2996 2005-11-29 Paul Brook <paul@codesourcery.com>
2998 * config.gcc: Do not use fixproto on m68k-elf.
3000 2005-11-28 Roger Sayle <roger@eyesopen.com>
3002 * expmed.c (div_cost): Replace with...
3003 (sdiv_cost, udiv_cost): New.
3004 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3005 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3006 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3007 (expand_divmod): Replace use of div_cost with either sdiv_cost
3008 or udiv_cost depending upon the signedness of the operation.
3010 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3013 * config/darwin.c (machopic_indirection_name,
3014 machopic_output_indirection): Follow transparent alias chain.
3016 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3018 * varasm.c (ultimate_transparent_alias_target): Add comment.
3020 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3022 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3023 SET_SRC instead of XEXP where appropriate.
3025 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3027 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3030 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3032 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3033 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3036 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3038 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3039 secondary_input_reload_class, made static. Adapt to new
3041 (secondary_output_reload_class): Delete.
3042 (TARGET_SECONDARY_RELOAD): New macro.
3043 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3044 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3046 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3049 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3050 when its natural alignment is > BITS_PER_UNIT.
3051 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3052 * c-common.c (handle_packed_attribute): Ignore packing on a field
3053 whose type is naturally char aligned.
3055 2005-11-28 Richard Guenther <rguenther@suse.de>
3057 * c-common.c (strict_aliasing_warning): Handle all
3058 component-ref like accesses.
3060 2005-11-28 Roger Sayle <roger@eyesopen.com>
3061 Uros Bizjak <uros@kss-loka.si>
3064 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3065 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3066 when flag_unsafe_math_optimizations is set and
3067 we don't care about NaNs or Infinities.
3069 Move x/expN(y) and x/pow(y,z) transformation into common
3070 flag_unsafe_math_optimizations section.
3072 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3074 * gcc.c (main): Change type of argv to "char **".
3076 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3078 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3079 small data sections.
3080 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3081 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3082 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3083 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3084 output locals to sbss if !rs6000_elf_in_small_data_p.
3085 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3087 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3090 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3091 generated by reload.
3092 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3093 indexed_or_indirect_address.
3094 (indexed_or_indirect_address): Don't test for base reg. Call
3095 address_operand last. Make it a special predicate.
3097 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3099 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3101 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3104 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3106 (negate_expr): Likewise.
3108 2005-11-27 Andreas Schwab <schwab@suse.de>
3110 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3113 2005-11-27 Steven Bosscher <stevenb@suse.de>
3115 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3116 has EH predecessor edges.
3118 2005-11-26 Eric Christopher <echristo@apple.com>
3120 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3121 register stalls by zero extending to the full register.
3123 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3125 * config/floatunsisf.c, config/floatunsidf.c,
3126 config/floatunsixf.c, config/floatunsitf.c: New files.
3127 * config/ia64/t-hpux: Add floatunsitf.c.
3128 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3129 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3131 2005-11-26 Richard Henderson <rth@redhat.com>
3133 * c-lex.c (pragma_lex): Rename from c_lex.
3134 * c-pch.c: Update for pragma_lex rename.
3135 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3136 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3137 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3138 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3139 * doc/tm.texi: Likewise.
3141 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3144 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3145 when overflow is undefined.
3147 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3149 * doc/md.texi (Insn Canonicalizations): Refer to the
3150 function commutative_operand_precedence for further rules.
3152 2005-11-25 Roger Sayle <roger@eyesopen.com>
3155 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3156 is less than zero. Limit mult_cost to a reasonable upper bound for
3157 the synthetic multiplication sequence.
3159 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3162 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3163 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3164 Lookup the explicit replacement functions for any unlocked
3165 stdio builtin transformations.
3167 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3169 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3171 * targhooks.c (default_secondary_reload): Don't require operand 2
3172 for an input reload to be earlyclobber.
3174 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3176 * fold-const.c (negate_mathfn_p): Fix comment and add support
3177 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3180 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3183 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3184 _Q_ulltoq for unsigned conversions from SImode and DImode to
3187 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3189 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3190 (__floatundidf, __floatundisf): Likewise.
3192 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3194 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3195 (rs6000_override_options): Remove initialization of
3196 rs6000_sr_alias_set.
3197 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3198 (rs6000_emit_stack_tie): Same.
3199 (emit_frame_save): Same.
3200 (gen_frame_mem_offset): Same.
3201 (rs6000_emit_prologue): Same.
3202 (rs6000_emit_epilogue): Same.
3204 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3207 * fold-const.c (fold_build): Convert bool_var != 1 and
3208 bool_var == 0 to !bool_var.
3210 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3213 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3214 for C being INTEGER_CST. Likewise for !=.
3216 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3219 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3220 unsigned conversions from SImode to TFmode.
3222 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3224 * expr.c (expand_expr_real_1): Fix error in last change.
3226 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3228 * caller-save.c: (this_insn_sets): Move into:
3229 (save_call_clobbered_regs).
3230 (mark_set_regs): Get this_insn_sets from data.
3232 (save_call_clobbered_regs): Take sets of the return value by
3233 sibcalls into account.
3235 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3238 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3239 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3240 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3241 (memory_move_secondary_cost, init_reg_autoinc): Remove
3242 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3243 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3244 secondary_reload_class call.
3245 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3247 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3248 (push_secondary_reload): Use secondary_reload target hook.
3249 (secondary_reload_class, scratch_reload_class): New functions.
3250 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3251 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3252 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3253 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3254 (secondary_reload_class, scratch_reload_class): Declare.
3255 * reload1.c: Include target.h.
3256 (reload_adjust_reg_for_temp): New function.
3257 (reload_adjust_reg_for_icode): Likewise.
3258 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3259 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3261 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3262 for inheritance. Support case when both secondary & tertiary reloads
3263 are for intermediate registers.
3264 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3265 with secondary_reload_class call. Support case when both secondary
3266 & tertiary reloads are for intermediate registers.
3267 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3268 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3269 * target.h (secondary_reload_info): New struct / typedef.
3270 (struct gcc_target): New member secondary_reload.
3271 * targhooks.c Include reload.h, optabs.h and recog.h.
3272 (default_secondary_reload): New function.
3273 * targhooks.h (default_secondary_reload): Declare.
3274 * doc/tm.texi: Document secondary_reload target hook. Update
3275 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3276 * doc/md.texi: Likewise.
3278 * sh-protos.h (sh_secondary_reload): Declare.
3279 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3280 (sh_secondary_reload): New function.
3281 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3282 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3283 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3284 (HAVE_SECONDARY_RELOADS): Define.
3285 * sh.md (reload_indf): Rename to:
3287 (reload_outdf): Rename to:
3288 (reload_outdf__RnFRm).
3289 (reload_insf): Rename to:
3291 (reload_insi): Rename to:
3292 (reload_insi__i_fpul).
3294 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3296 * configure.ac: Require at least texinfo 4.4.
3297 * configure: Regenerate.
3299 * doc/install.texi (Tools/packages necessary for building GCC):
3300 Update required version of texinfo to at least 4.4.
3301 (Installing GCC: Building): Update required version of texinfo
3303 (Installing GCC: Final installation): Update required version
3304 of texi2dvi to at least 4.4.
3305 (Host/target specific installation notes for GCC): Update required
3306 version of texinfo to at least 4.4.
3308 2005-11-24 Richard Guenther <rguenther@suse.de>
3309 Dirk Mueller <dmueller@suse.de>
3312 * c-common.h (strict_aliasing_warning): Declare.
3313 * c-common.c (strict_aliasing_warning): New function,
3315 * c-typeck.c (build_c_cast): ... here.
3317 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3319 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3321 (swap_commutative_operands_with_target): New.
3323 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3325 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3326 also when doing PRE, rather than only for global CPROP.
3328 2005-11-24 Ben Elliston <bje@au.ibm.com>
3330 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3331 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3333 (expand_twoval_unop): Likewise.
3334 (widen_clz): Likewise.
3335 (expand_parity): Likewise.
3336 (expand_unop): Likewise.
3337 (emit_cmp_and_jmp_insn_1): Likewise.
3338 (prepare_float_lib_cmp): Likewise.
3340 2005-11-24 Ben Elliston <bje@au.ibm.com>
3342 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3343 Remove unused `class' variable.
3345 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3348 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3349 C/C++ diagnostic function warn_array_subscript_with_type_char.
3350 * c-common.h (warn_array_subscript_with_type_char): Declare.
3351 * c-common.c (warn_array_subscript_with_type_char): Define.
3353 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3356 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3357 compiling at the intersection of C and C++.
3359 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3361 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3362 List @file in the option summary. Include the libiberty
3363 documentation for @file.
3364 * gcc.c (main): Call expandargv.
3365 * Makefile.in (gcc-vers.texi): Define srcdir.
3367 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3369 * passes.c (init_optimization_passes): Document
3370 sequencing of passes.
3372 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3374 * config/m68k/predicates.md (pcrel_address, extend_operator,
3375 post_inc_operand, pre_dec_operand): Remove redundant
3377 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3379 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3381 2005-11-23 Ben Elliston <bje@au.ibm.com>
3383 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3385 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3387 Preparatory work for PR target/21623:
3388 * alpha.c (secondary_reload_class): Rename to:
3389 (alpha_secondary_reload_class).
3390 * alpha.h, alpha-protos.h: Likewise.
3391 * mn10300.c (secondary_reload_class): Rename to:
3392 (mn10300_secondary_reload_class).
3393 * mn10300.h, mn10300-protos.h: Likewise.
3394 * pa.c (secondary_reload_class): Rename to:
3395 (pa_secondary_reload_class).
3396 * pa.h, pa-protos.h: Likewise.
3397 * rs6000.c (secondary_reload_class): Rename to:
3398 rs6000_secondary_reload_class.
3399 * rs6000.h, rs6000-protos.h: Likewise.
3401 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3404 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3406 2005-11-22 Ian Lance Taylor <ian@airs.com>
3408 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3410 (prepare_cmp_insn): Likewise.
3412 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3415 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3416 if both operands[0] and operands[1] are memory.
3418 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3421 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3422 COMPARISON_CLASS_P and an integral types create create a new
3423 expression with the new type and fold that.
3425 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3428 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3429 to SUBTARGET_OS_CPP_BUILTINS.
3431 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3433 * arm.c (emit_set_insn): New function.
3434 (arm_split_constant): Call it.
3435 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3436 (arm_legitimize_address): Likewise. Use plus_constant.
3437 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3438 (thumb_expand_prologue): Likewise.
3439 (arm_gen_load_multiple): Use VOIDmode in SET.
3440 (arm_gen_store_multiple): Likewise.
3441 (vfp_emit_fstmx): Likewise. Use plus_constant.
3442 (emit_multi_reg_push): Likewise.
3443 (emit_sfm): Use plus_constant.
3445 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3448 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3451 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3454 * expmed.c (store_bit_field): Don't attempt to insv a field
3455 larger than the reg.
3457 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3460 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3461 explicit sign extension, not a (char) cast.
3463 2005-11-22 Ben Elliston <bje@au.ibm.com>
3465 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3466 GET_MODE_CLASS (x) == MODE_FLOAT.
3467 * config/i386/i386.c: Likewise.
3468 * config/rs6000/xcoff.h: Likewise.
3469 * config/rs6000/linux64.h: Likewise.
3470 * config/rs6000/rs6000.c: Likewise.
3471 * config/rs6000/rs6000.h: Likewise.
3472 * config/rs6000/predicates.md: Likewise.
3473 * config/rs6000/sysv4.h: Likewise.
3475 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3477 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3480 * config/alpha/freebsd.h, config/alpha/linux.h,
3481 config/arm/linux-elf.h, config/bfin/bfin.h,
3482 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3483 config/i386/beos-elf.h, config/i386/gnu.h,
3484 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3485 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3486 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3487 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3488 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3489 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3490 config/sparc/linux.h, config/sparc/linux64.h,
3491 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3493 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3494 are both defined when either flag -fpic or -fPIC are used.
3496 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3498 * config/fp-bit.c (clzusi): New function.
3499 (si_to_float, usi_to_float): Use it to compute proper shift.
3500 (usi_to_float): Preserve guard bits when shifting right.
3501 * libgcc-std.ver (GCC_4.2.0): New version.
3502 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3503 __floatundisf): New functions.
3504 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3505 __floatundisf): Declare.
3506 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3507 _floatundixf, and _floatunditf.
3508 * optabs.c (expand_float): If target does not define a pattern for
3509 signed or unsigned conversion, use an unsigned libcall instead of
3511 (init_optabs): Initialize ufloat_optab.
3513 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3515 * config/rs6000/rs6000.opt (mmulhw): New option.
3516 * doc/invoke.texi (-mmulhw): Document.
3517 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3519 * config/rs6000/rs6000.md: Add half-word multiply and
3520 multiply-accumulate instructions for 405 and 440.
3522 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3524 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3525 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3526 default now includes a linker group which makes the RTEMS one nest.
3528 2005-11-22 Ben Elliston <bje@au.ibm.com>
3530 * cse.c (fold_rtx): Typo fix.
3531 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3533 2005-11-21 Richard Henderson <rth@redhat.com>
3535 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3536 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3538 * c-tree.h (lookup_name): Move declaration ...
3539 * c-common.h (lookup_name): ... here.
3540 * config/darwin-c.c: Include c-common.h.
3541 * config/t-darwin: Update dependencies.
3543 2005-11-22 Ben Elliston <bje@au.ibm.com>
3545 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3546 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3547 * genopinit.c (gen_insn): Likewise.
3548 * reload.c (find_equiv_reg): Likewise.
3549 * loop.c (load_mems): Likewise.
3550 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3551 * cse.c (find_comparison_args, fold_rtx): Likewise.
3552 * dwarf2out.c (add_const_value_attribute): Likewise.
3553 * expr.c (convert_move): Likewise.
3554 * recog.c (general_operand, register_operand): Likewise.
3555 * reg-stack.c (replace_reg): Likewise.
3556 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3557 * c-common.c (handle_vector_size_attribute): Likewise.
3558 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3559 (simplify_binary_operation_1): Likewise.
3560 (simplify_const_binary_operation): Likewise.
3561 (simplify_relational_operation): Likewise.
3562 (simplify_const_relational_operation): Likewise.
3563 (simplify_immed_subreg): Likewise.
3564 * emit-rtl.c (gen_lowpart_common): Likewise.
3565 * expmed.c (expand_mult): Likewise.
3566 * stor-layout.c (layout_type): Likewise.
3568 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3571 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3572 cst2 only for SPE vectors.
3574 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3577 * config/rs6000/predicates.md (vrsave_operation): Check
3578 UNSPEC_VOLATILE value.
3580 2005-11-21 Jan Hubicka <jh@suse.cz>
3582 PR tree-optimization/24653
3583 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3585 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3587 * config/i386/predicates.md (ax_reg_operand): New predicate.
3588 (memory_displacement_only_operand): New predicate.
3589 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3590 operand is AX register and the other operand is memory operand
3591 with displacement only.
3593 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3595 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3596 if we don't care about NaNs or Infinities.
3598 2005-11-20 Ian Lance Taylor <ian@airs.com>
3600 PR rtl-optimization/24883
3601 * combine.c (combinable_i3pat): When checking whether the
3602 destination of i3 is used in i3, consider paradoxical subregs.
3604 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3607 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3609 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3611 * combine.c (try_combine): Do not run subst on i1src and i2src in
3612 the case of generating a PARALLEL for a comparison.
3614 2005-11-20 Richard Henderson <rth@redhat.com>
3617 * tree-sra.c (struct sra_elt): Add all_no_warning.
3618 (struct sra_walk_fns) <use>: Add use_all argument.
3619 (sra_walk_expr): Pass it.
3620 (sra_walk_modify_expr): Likewise.
3621 (scalarize_ldst): Likewise.
3622 (scan_use): Update for new argument.
3623 (mark_no_warning): New.
3624 (scalarize_use): Use it.
3626 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3628 * expr.c (expand_expr_real): Use usmul_optab for widening
3629 signed * unsigned multiplies.
3630 * genopinit.c (optabs): Add usmul_widen_optab.
3631 * optabs.c (init_optabs): Likewise.
3632 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3633 (usmul_widen_optab): Define.
3634 * config/bfin/bfin.md (usmulhisi3): New pattern.
3636 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3638 2005-11-20 Graham Stott <btinternet.com>
3640 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3642 2005-11-20 Andreas Schwab <schwab@suse.de>
3645 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3648 2005-11-19 Richard Henderson <rth@redhat.com>
3651 * tree-gimple.c (is_gimple_id): Export.
3652 * tree-gimple.h (is_gimple_id): Declare.
3653 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3654 (get_default_value): Use it.
3655 (maybe_fold_stmt_indirect): Likewise.
3657 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3659 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3660 than VR1 or vice-versa.
3662 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3666 * reload.c (find_reloads_address_1): Mention dependency on
3668 * reload1.c (gen_reload): For IN with an unary operation, try
3669 moving inner expression to OUT if trivial SET is not valid.
3670 Confirm that the result is valid. Move common code block into...
3671 (emit_insn_if_valid_for_reload): New function.
3673 2005-11-19 Richard Guenther <rguenther@suse.de>
3675 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3676 ARRAY_REFs of constant strings.
3678 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3680 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3681 fatal format string.
3683 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3685 * combine.c (make_compound_operation): Swap operands of
3686 commutative operation if necessary before returning.
3688 2005-11-19 Richard Guenther <rguenther@suse.de>
3691 * fold-const.c (fold_plusminus_mult_expr): New function.
3692 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3693 cases, remove now unnecessary code.
3695 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3697 * gensupport.c (old_preds): Rename to std_preds, add special field.
3698 (struct old_pred_table): Rename to struct std_pred_table, add special
3700 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3701 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3702 (init_predicate_table): Adjust, and set along the way whether a
3703 predicate is special.
3705 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3707 * BASE-VER: Change to 4.2.0.
3709 2005-11-18 James E Wilson <wilson@specifix.com>
3711 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3714 2005-11-18 Mike Stump <mrs@apple.com>
3716 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3717 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3718 * c-decl.c (lookup_name_two) Remove.
3719 * c-tree.h (lookup_name_two): Remove.
3720 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3721 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3722 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3723 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3725 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3728 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3729 when not generating code to use that co-processor.
3731 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3733 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3734 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3735 these functions are now in tree-phinodes.c.
3737 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3739 * config/bfin/bfin.md (trap): New pattern.
3741 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3743 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3746 * expr.c (expand_expr_real): Don't call record_block_change unless
3747 ib_boundaries_block is non-null
3749 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3751 * fold-const.c (build_range_check): Use proper type for subtraction
3752 when merging lower bound.
3754 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3756 PR rtl-optimization/24497
3757 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3760 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3762 * tree-scalar-evolution.c (expression_expensive_p): New function.
3763 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3765 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3767 * config/bfin/crtlibid.s: New file.
3769 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3772 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3773 when not using sjlj exceptions.
3774 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3775 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3776 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3777 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3778 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3779 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3780 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3781 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3782 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3783 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3784 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3785 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3786 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3788 * config/pa/hpux-unwind.h: New file.
3790 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3792 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3793 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3794 * varasm.c (do_assemble_alias): Adjust call.
3795 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3797 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3799 2005-11-17 James E Wilson <wilson@specifix.com>
3801 * tree.def (FUNCTION_DECL): Correct typo in comment.
3803 2005-11-17 Richard Henderson <rth@redhat.com>
3805 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3806 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3807 and DW_CFA_def_cfa_sf.
3808 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3809 (dbx_reg_number): Don't assert particular registers here.
3810 (based_loc_descr): ... do it here instead. Fold in ...
3811 (eliminate_reg_to_offset): ... this function.
3812 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3813 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3814 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3815 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3816 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3817 (instantiate_virtual_regs): Likewise.
3818 * var-tracking.c (adjust_stack_reference): Likewise.
3819 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3821 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3823 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3824 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3825 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3827 ($(T)crtlibid.o): New rule.
3829 2005-11-16 Richard Guenther <rguenther@suse.de>
3832 * fold-const.c (extract_array_ref): Return byte offset
3834 (fold_binary): Fold &x[a] CMP &x[b] to
3835 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3838 2005-11-16 Richard Henderson <rth@redhat.com>
3841 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3842 parts of an SSA_NAME.
3844 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3847 * arm.md (split for movsf with immediate): Restrict split to insns
3848 that set a general register.
3850 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3852 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3854 * unwind-dw2.c (uw_advance_context): Likewise.
3855 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3856 _Unwind_SjLj_Unregister.
3857 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3859 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3861 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3863 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3865 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3866 langhook to get a DImode integer type.
3868 2005-11-16 Richard Henderson <rth@redhat.com>
3869 J"orn Rennecke <joern.rennecke@st.com>
3870 Ulrich Weigand <uweigand@de.ibm.com>
3874 * reload1.c (reg_equiv_invariant): New.
3875 (reload): Allocate, initialize, and free it.
3876 (calculate_needs_all_insns): Check it when skipping equivalence
3878 (alter_reg): Likewise.
3879 (eliminate_regs_1): Rename from eliminate_regs. Add new
3880 may_use_invariant argument; only use reg_equiv_invariant when true.
3881 (eliminate_regs): New.
3882 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3883 a context for which may_use_invariant may be true.
3885 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3887 * fold-const.c (const_binop): Don't constant fold the operation
3888 if the result has overflowed and flag_trapping_math.
3889 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3891 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3893 * config/arm/unwind-arm.c (abort): Add prototype here.
3894 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3895 (struct phase1_vrs): Add prev_sp.
3896 (unwind_phase2_forced): Save the original core registers instead of
3897 modifying entry_vrs. Take a new flag argument for resuming unwinding
3898 and set action flags accordingly. Always set _US_END_OF_STACK when
3899 get_eit_entry fails. Unwind before calling the stop function.
3900 (_Unwind_GetCFA): New function.
3901 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3902 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3903 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3904 just call unwind_phase2_forced.
3905 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3906 * config/arm/unwind-arm.h (abort): Remove prototype.
3907 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3909 (_Unwind_GetCFA): New prototype.
3910 * config/arm/pr-support.c (abort): Add prototype here.
3911 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3913 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3914 not schedule the prologue with non-call exceptions and EABI.
3916 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3918 * config/arm/unwind-arm.h: Reorder interface function declarations.
3919 (_URC_END_OF_STACK): New enumeration value.
3920 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3921 (struct _Unwind_Control_Block): Document reserved field use.
3922 (_Unwind_Stop_Fn): New typedef.
3923 (_Unwind_ForcedUnwind): Declare.
3924 (_Unwind_Resume_or_Rethrow): Declare.
3925 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3927 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3928 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3929 (UCB_FORCED_STOP_ARG): New.
3930 (search_EIT_table): Update boundary condition checks.
3931 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3932 (unwind_phase2): Replace for with do..while.
3933 (unwind_phase2_forced): New.
3934 (__gnu_Unwind_RaiseException): Replace for with do..while.
3935 (__gnu_Unwind_ForcedUnwind): New.
3936 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3937 Use appropriate phase2 unwinder.
3938 (__gnu_Unwind_Resume_or_Rethrow): New.
3939 (__gnu_unwind_pr_common): Cope with forced unwinding.
3941 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3944 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3946 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3947 roundsf2): Remove "s" from mnemonic.
3949 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3951 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3953 * config/bfin/crtn.s: Change epilogues to match.
3954 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3955 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3956 __PIC__ and __pic__.
3958 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3961 * doc/invoke.texi: Distinguish between free and fixed form instead of
3962 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3964 * gcc.c (default_compilers): Remove double entries, add entries for
3965 suffixes '.F90' and '.F95'.
3967 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3969 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3970 in the stack probing loop.
3972 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3974 * configure.ac: Use .machine power5 not power5x.
3975 * configure: Regenerate.
3977 2005-11-15 Mike Stump <mrs@apple.com>
3979 * c-decl.c (lookup_name_two): Add.
3980 * c-tree.h (lookup_name_two): Likewise.
3981 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3982 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3984 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3986 PR rtl-optimization/23392
3987 * regrename.c (enum scan_actions) Add mark_access.
3988 (scan_actions_name): Ditto.
3989 (scan_rtx_reg): Handle mark_access.
3990 (scan_rtx_address): Do nothing for mark_access.
3991 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3992 and regs in REG_INC notes before closing chains for dead regs.
3993 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3994 opening chains for new writes.
3996 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3998 * c.opt (ffixed-line-length-none): New.
4000 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4002 * mklibgcc.in: Change contents of eh_dummy.c.
4004 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4006 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4008 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4010 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4012 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4014 2005-11-15 Jan Hubicka <jh@suse.cz>
4016 * invoke.texi (large-unit-insns): Document.
4017 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4018 * params.def (large-unit-insns): New param.
4020 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4023 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4024 special register for operand 3. Reindent constraints to align
4027 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4029 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4030 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4031 * configure.ac: Add test for FP rounding instructions.
4032 * configure: Regenerate.
4033 * config.in: Regenerate.
4034 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4035 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4037 * config/rs6000/rs6000.opt (mfprnd): New.
4038 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4039 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4040 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4041 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4042 (TARGET_FPRND): New.
4043 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4045 (btrunc<mode>2): New.
4047 (floor<mode>2): New.
4048 (round<mode>2): New.
4050 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4052 * gcc.c (version_compare_spec_function): Use fatal() rather than
4055 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4056 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4057 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4059 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4062 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4063 on -mmacosx-version-min setting.
4065 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4068 * tree-vrp.c (infer_value_range): Return false if STMT is a
4069 block terminator and its basic block has no successors.
4071 2005-11-14 Mike Stump <mrs@apple.com>
4073 * config/i386/i386.c (override_options): -masm=intel isn't
4074 supported on darwin.
4075 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4077 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4079 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4080 vfork after including auto-host.h.
4082 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4084 PR rtl-optimization/22002
4085 * combine.c (distribute_notes): Detect cases where a reg dies
4086 two or more times in a bb, including on the insn we are combining,
4087 and place the death note on the correct range.
4089 2005-11-14 Dale Johannesen <dalej@apple.com>
4091 * expmed.c (store_bit_field): Add offset unconditionally for
4093 (extract_bit_field): Don't force extzv or extv operand into
4094 a register if field is too big.
4096 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4098 * config/arm/arm.c (pic_labelno): New.
4099 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4100 LABEL_REF. Pass only the labelno to PIC insns.
4101 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4102 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4103 * arm.md (UNSPEC_PIC_LABEL): New constant.
4104 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4105 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4106 Use the correct label prefix.
4108 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4110 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4113 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4115 * loop-invariant.c: Include tm_p.h.
4116 * Makefile.in: Updated.
4118 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4120 * pa.c (store_reg): Revise generation of frame notes in large frames.
4121 (set_reg_plus_d): Likewise.
4123 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4125 PR tree-optimization/24709
4126 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4129 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4131 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4132 and duplicate declaration of pthread_self.
4134 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4135 Ian Lance Taylor <ian@airs.com>
4138 * calls.c (expand_call): If TARGET is a MEM and some part of the
4139 argument area has been saved, force TARGET to a register.
4141 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4143 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4146 2005-11-13 Jason Merrill <jason@redhat.com>
4149 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4150 lazily declared methods.
4151 (force_decl_die): Stop if forcing out the context already make a
4153 (force_type_die): Likewise.
4155 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4158 * builtins.c (integer_valued_real_p): Add break in
4159 REAL_CST having TREE_OVERFLOW set.
4161 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4163 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4164 addressing modes during calculation of costs.
4166 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4168 * function.c (assign_stack_local_1): Restrict sanity check
4169 on frame size overflow to 32-bit and above platforms.
4171 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4173 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4174 * config/cris/cris.c: Include reload.h.
4175 (cris_initial_elimination_offset): New function.
4176 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4179 2005-11-12 Richard Guenther <rguenther@suse.de>
4181 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4183 2005-11-12 Jan Hubicka <jh@suse.cz>
4185 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4186 to compare against 0 when possible.
4188 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4190 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4191 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4192 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4193 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4196 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4198 * recog.c (constrain_operands) <case 'g'>: For a match, require
4199 that a non-register matches general_operand when strict >= 0.
4201 2005-11-11 Steven Bosscher <stevenb@suse.de>
4203 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4206 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4208 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4209 (memory_address_same): New.
4210 (dse_optimize_stmt): Call memory_address_same.
4212 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4215 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4216 ZERO_EXTEND>: New cases.
4218 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4220 * longlong.h (__clz_tab): Always provide.
4222 2005-11-11 Steven Bosscher <stevenb@suse.de>
4225 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4227 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4228 before check_maybe_invariant.
4229 (move_invariant_reg): Use gen_move_insn instead of replacing
4230 SET_DEST with the temporary for the invariant.
4231 (move_loop_invariants): If checking is enabled, do internal
4232 consistency checks after completing the pass.
4234 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4237 * common.opt (Wvolatile-register-var): New.
4238 * varasm.c (make_decl_rtl): Only emit warning when option
4239 specified. Clarify warning message.
4240 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4242 * doc/md.texi (copysign): Document standard named pattern.
4244 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4246 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4247 bytes when align is 2.
4248 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4249 by the first instruction of the loop.
4251 2005-11-11 Jason Merrill <jason@redhat.com>
4254 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4257 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4259 PR rtl-optimization/22509
4260 * local-alloc.c (memref_used_between_p): Check whether a function call
4261 could not reference the memref.
4263 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4265 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4266 algorithm so as to choose the best, not the worst, alternative.
4267 Reset accumulated register class before processing next alternative.
4269 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4272 * calls.c (expand_call): Copy a return value to a plain register
4275 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4278 * varasm.c (assemble_name): Recompute name only for transparent
4281 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4283 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4285 2005-11-04 Jeff Law <law@redhat.com>
4288 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4289 perform reassociation if the parent statement will not die as
4290 a result of the optimization.
4292 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4294 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4295 delete_old_heap_vars.
4296 * tree-dfa.c (referenced_var_remove): Remove function.
4297 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4298 (delete_tree_ssa): Remove call to delete_old_heapvars.
4299 Add call to delete_alias_heapvars.
4300 * tree-flow.h (referenced_var_remove): Remove prototype
4301 (init_alias_heapvars): New prototype.
4302 (delete_alias_heapvars): Ditto.
4303 * Makefile.in (tree-ssa-structalias.o): Add
4304 gt-tree-ssa-structalias.o
4305 (GTFILES): Add tree-ssa-structalias.h and
4306 tree-ssa-structalias.c.
4307 (s-gtype): Add gt-tree-ssa-structalias.h.
4308 * tree-ssa-structalias.c (heapvars): Remove.
4309 (oldheapvars): Remove.
4310 (heapvar_for_stmt): New variable.
4311 (heapvar_lookup): New function.
4312 (heapvar_insert): Ditto.
4313 (get_constraint_for): See if we have an old heapvar
4315 (init_alias_heapvars): New function.
4316 (delete_alias_heapvars): Ditto.
4317 Add include of gt-tree-ssa-structalias.h.
4319 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4322 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4324 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4326 * tree.c (int_fits_type_p): Only look at the base type
4327 if it has the same precision as the original type.
4329 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4332 * varasm.c (assemble_alias): Use %q+D in the error
4333 message instead of %J and %qD.
4335 2005-11-10 Richard Guenther <rguenther@suse.de>
4337 * gcse.c (free_ldst_entry): Only free hashtable if
4340 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4342 * function.c (assign_stack_local_1): Issue an error message if
4343 the frame size overflows in the signed target arithmetics.
4345 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4347 * tree.c (build_qualified_type): Chain the new type to the original
4348 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4349 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4350 (build_pointer_type_for_mode): Only return unqualified types.
4351 (build_reference_type_for_mode): Likewise.
4353 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4355 * Makefile.in (gnucompare): Do comparison of all files using one of
4356 the chosen methods and only afterwards decide if just warning should
4357 be issued or comparison failure raised.
4359 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4361 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4362 (noce_try_abs): Negate if the comparison is reversed.
4363 Look only one instruction backwards for a REG_EQUAL note.
4365 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4368 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4369 gthr-tpf.h: Define __gthrw. For all identifiers that might
4370 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4371 and prefix all uses with __ghtrw.
4373 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4376 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4377 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4378 * c-common.c (handle_weakref_attribute): New.
4379 (c_common_attribute_table): Add weakref.
4380 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4382 * configure, config.in: Rebuilt.
4383 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4384 * doc/extend.texi: Document weakref attribute.
4385 * varasm.c (ultimate_transparent_alias_target): New
4386 (assemble_name): Use it.
4387 (weak_finish_1): Split out of...
4388 (weak_finish): ... and deal with weakrefs in...
4389 (weakref_targets): ... new list.
4390 (globalize_decl): Clean up weakref_targets.
4391 (do_assemble_alias): Handle weakrefs.
4392 (finish_aliases_1): Do not reject weakrefs to external symbols.
4393 (assemble_alias): Handle weakrefs.
4395 2005-11-09 Richard Guenther <rguenther@suse.de>
4397 PR tree-optimization/24716
4398 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4399 t_bool to track results from follow_ssa_edge.
4401 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4403 * final.c (force_source_line): New global variable.
4404 (final_scan_insn): Set it to true instead of clearing last_filename.
4405 (notice_source_line): Return true if force_source_line is true,
4406 unless source info is absent.
4408 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4411 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4412 a linkage name for a variable if it a register variable.
4413 * c-decl.c (grokdeclarator): Global register variables
4414 should be set as PUBLIC.
4416 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4419 * config/s390/s390.c (struct s390_frame_layout): New fields
4420 first_save_gpr_slot and last_save_gpr_slot.
4421 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4422 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4423 first_save_gpr and last_save_gpr with the _slot variants.
4424 (s390_register_info): Calculate first_save_gpr_slot and
4425 last_save_gpr_slot using regs_ever_live.
4427 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4430 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4431 for a function containing a landing pad.
4433 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4436 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4439 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4441 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4442 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4444 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4447 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4449 (call,load,store): New insn types.
4450 (mem_access, branch_access): Adjust reservation conditions.
4451 (define_delay): Adjust condition.
4452 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4454 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4455 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4457 (call_internal, call_value_internal, return_internal,
4458 return_interrupt_internal, eh_return_internal, indirect_jump,
4459 tablejump): Set call insn type.
4460 (blockage, ei, di): Use appropriate unspec const.
4461 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4462 (ms1_get_attr_type): Adjust to give load & store types.
4463 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4464 backwards past a barrier.
4465 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4467 (struct branch_info, struct label_info): New.
4469 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4470 (ms1_machine_reorg): New.
4471 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4472 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4473 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4474 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4477 2005-11-09 Per Bothner <per@bothner.com>
4478 Uros Bizjak <uros@kss-loka.si>
4481 * toplev.c (process_options): Initialize debug_hooks early
4482 in case lang_hooks.post_options ends up calling a debug_hook.
4484 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4486 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4487 DBX_REGISTER_NUMBER being contiguous.
4489 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4490 Diego Novillo <dnovillo@redhat.com>
4493 * tree-vrp.c (register_edge_assert_for): Do not register
4494 always-false predicates.
4496 2005-11-08 Devang Patel <dpatel@apple.com>
4498 PR tree-optimization/23115
4499 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4502 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4504 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4507 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4509 Fix PR tree-optimization/23382
4511 * tree-ssa-alias.c (compute_may_aliases): Call
4512 delete_old_heap_vars.
4513 * tree-dfa.c (referenced_var_remove): New function.
4514 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4515 * tree-flow.h (referenced_var_remove): Add prototype.
4516 (delete_old_heap_vars): Ditto.
4517 * tree-ssa-structalias.c (heapvars): New variable.
4518 (oldheapvars): Ditto.
4519 (get_constraint_for): Put heap vars on heapvars list.
4520 (delete_old_heap_vars): New function.
4522 2005-11-08 Jason Merrill <jason@redhat.com>
4524 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4526 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4529 * reg-stack.c (reg_to_stack): Update register liveness also
4530 for flag_sched2_use_traces.
4532 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4535 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4536 override prior explicit -mno-powerpc-gfxopt.
4538 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4540 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4541 if the bitsize is zero.
4542 * doc/md.texi (Standard Pattern Names): Document it.
4544 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4545 (TARGET_PASS_BY_REFERENCE): Likewise.
4547 2005-11-07 Ian Lance Taylor <ian@airs.com>
4549 PR rtl-optimization/24683
4550 * config/i386/i386.c (legitimize_pic_address): If constant operand
4551 to PLUS is too large, put it in a register.
4553 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4555 * configure.ac: Enable checking assembler dwarf2 support for bfin
4557 * configure: Regenerate.
4559 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4563 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4564 gen_easy_vector_constant_add_self): Delete.
4565 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4567 (output_vec_const_move): Use gen_easy_altivec_constant.
4568 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4569 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4570 (easy_vector_constant_add_self): Rewritten.
4571 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4572 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4573 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4574 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4575 Macroize and adjust for the other changes.
4577 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4581 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4582 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4584 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4586 PR rtl-optimization/23567
4587 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4588 (noce_process_if_block): Don't do any optimizations except
4589 if (cond) x = x; if !set_b and write into orig_x may trap
4590 or fault. Remove the MEM_READONLY_P check.
4592 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4595 * tree-vrp.c (fix_equivalence_set): New.
4596 (extract_range_from_assert): Call it.
4598 2005-11-05 Ian Lance Taylor <ian@airs.com>
4601 * combine.c (apply_distributive_law): Don't distribute across a
4604 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4606 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4607 config/ms1/ms1.h, config/rs6000/predicates.md,
4608 config/s390/s390.c, params.def, postreload-gcse.c,
4609 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4610 tree-vrp.c, tree.c: Fix comment typos.
4611 * doc/invoke.texi: Fix typos.
4613 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4615 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4616 for testing whether the data_dependence_relation contains distance
4617 vectors. Iterate over all distance vectors of the ddr.
4618 * lambda.h: Define a vec of lambda_vector pointers.
4619 * tree-data-ref.c (dump_data_dependence_relation,
4620 dump_data_dependence_direction): Iterate over all distance and
4621 direction vectors of the ddr.
4622 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4624 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4625 of distance/direction vectors instead of a single one.
4626 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4627 lambda_vectors with a vec of lambda_vectors.
4628 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4629 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4630 DDR_NUM_DIST_VECTS): New.
4631 * tree-loop-linear.c (gather_interchange_stats): Test for the
4632 existence of distance vectors only after having checked that there
4633 is a dependence. Iterate over all distance vectors of the ddr.
4634 (linear_transform_loops): Use dump_data_dependence_relation.
4635 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4636 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4637 distance vectors of the ddr.
4639 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4641 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4642 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4643 IS_INTHANDLER; all callers changed.
4644 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4646 (do_link, do_unlink): New argument ALL; all callers changed.
4647 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4648 If function isn't leaf, save and restore all registers.
4649 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4652 2005-11-05 Jan Hubicka <jh@suse.cz>
4654 PR rtl-optimization/23490
4655 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4656 max-flow-memory-location): Document.
4657 * flow.c: Include params.h
4658 (MAX_MEM_SET_LIST_LEN): Kill.
4659 (add_to_mem_set_list): Use new param.
4660 * cse.c (cse_basic_block): Replace 1000 by new param.
4661 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4662 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4663 * predict.c (predict_loops): Use new param.
4664 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4666 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4667 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4668 Do not hold memory returned by cgraph_node_name across other call.
4670 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4673 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4676 2005-11-04 Jeff Law <law@redhat.com>
4679 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4680 * tree-ssa-dom.c: Include params.h.
4681 (thread_across_edge): If there are too many statements in the
4682 target block, then do not thread through it.
4683 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4684 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4686 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4689 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4690 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4692 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4695 * tree-scalar-evolution.c (instantiate_parameters_1,
4696 instantiate_parameters, resolve_mixers): Compute the size of an
4697 expression to be instantiated and give up the instantiation if the
4698 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4700 2005-11-04 Richard Guenther <rguenther@suse.de>
4702 * tree-flow.h (ref_contains_indirect_ref): Rename to
4703 array_ref_contains_indirect_ref.
4704 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4705 (array_ref_contains_indirect_ref): Make comment match the code
4707 (ref_contains_array_ref): Likewise.
4708 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4709 ref_contains_indirect_ref.
4710 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4711 Rename calls to ref_contains_indirect_ref.
4713 2005-11-04 Paul Brook <paul@codesourcery.com>
4715 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4716 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4717 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4718 * config/arm/arm.md: Use match_operand in peephole input templates
4719 and match_dup in peephole output templates.
4721 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4723 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4726 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4727 Daniel Jacobowitz <dan@codesourcery.com>
4729 * longlong.h (add_ssaaaa): Clobber condition code register
4731 (sub_ddmmss): Likewise.
4732 (umul_ppmm): Likewise.
4734 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4735 Paul Brook <paul@codesourcery.com>
4736 Phil Blundell <pb@reciva.com>
4738 * configure.ac: Add test for ARM TLS support.
4739 * configure: Regenerated.
4740 * config/arm/arm-protos.h (legitimize_tls_address)
4741 (arm_tls_referenced_p, tls_mentioned_p)
4742 (arm_output_addr_const_extra): New prototypes.
4743 (thumb_legitimize_pic_address): Delete.
4744 * config/arm/arm.c: Include "gt-arm.h".
4745 (enum tls_reloc): New.
4746 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4747 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4748 (arm_call_tls_get_addr, legitimize_tls_address)
4749 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4750 (arm_init_tls_builtins, arm_emit_tls_decoration)
4751 (arm_output_addr_const_extra): New functions.
4752 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4753 (TARGET_HAVE_TLS): Define.
4754 (target_thread_pointer): New.
4755 (arm_override_options): Handle -mtp=.
4756 (legitimize_pic_address): Ignore UNSPECs.
4757 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4759 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4760 (tls_get_addr_libfunc): New variable.
4761 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4762 (arm_init_builtins): Call arm_init_tls_builtins.
4763 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4764 (arm_encode_section_info): Call default_encode_section_info.
4765 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4766 (enum arm_tp_type): New.
4767 (target_thread_pointer): Add declaration.
4768 (LEGITIMATE_CONSTANT_P): Handle TLS.
4769 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4770 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4771 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4772 * config/arm/arm.md: Add UNSPEC_TLS.
4773 (movsi): Handle TLS.
4774 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4776 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4777 (load_tp_hard, load_tp_soft): New insns.
4778 * arm.opt: Add -mtp=.
4779 * doc/invoke.texi (ARM Options): Document -mtp.
4781 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4783 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4784 * config/arm/libunwind.S: Include "lib1funcs.asm".
4785 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4786 (LIB2ADDEH): Add libunwind.S.
4787 (LIB2ADDEHDEP): Add lib1funcs.asm.
4788 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4790 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4793 * gcc/c.opt: Add a -lang-fortran option.
4794 * gcc/c-opts.c: Add a lang_fortran flag.
4795 (c_common_init_options): Handling the -lang-fortran option.
4796 (c_common_handle_option): Add a case for Fortran options in
4797 preprocessing. Remove cases for -ffixed-form and
4798 -ffixed-line-length. Add a case for -lang-fortran.
4800 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4802 * config/rs6000/rs6000.c: Include params.h
4803 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4804 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4805 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4806 (UNSPEC_VPKUWSS): Delete.
4807 (altivec_vpkuhss): Delete.
4808 (altivec_vpkuwss): Delete.
4809 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4811 (neg_eq0<mode>): Remove final condition.
4812 (neg_eq<mode>): Remove condition and split-condition.
4814 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4816 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4817 Use associated print macros.
4819 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4822 * diagnostic.c (diagnostic_set_info_translated): New function.
4823 (diagnostic_set_info): Use it. Add comment.
4824 * diagnostic.h (diagnostic_set_info_translated): Declare.
4826 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4828 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4829 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4830 reference only if 'public' is true.
4831 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4832 emit the .hidden directive only if the indirect reference is public.
4833 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4834 Pass it to dw2_force_const_mem.
4835 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4836 * dwarf2out.c (output_cfi): Adjust calls to above function.
4837 (output_call_frame_info): Likewise.
4838 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4839 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4841 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4843 PR tree-optimization/24483
4844 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4845 field to elts if possible.
4847 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4850 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4853 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4855 Fix PR tree-optimization/24351
4857 * tree-ssa-structalias.c (struct variable_info): Add
4859 (get_varinfo_fc): New function to follow collapsing.
4860 (new_var_info): Set collapsed_to to NULL.
4861 (dump_constraint): Follow collapsing.
4862 (build_constraint_graph): Handle collapsing.
4863 (do_simple_structure_copy): Return false if something bad
4865 (collapse_rest_of_var): New function.
4866 (do_structure_copy): Collapse if do_simple_structure_copy returns
4869 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4872 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4873 expressions to a statement list instead of gimplifying them.
4875 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4877 PR rtl-optimization/23585
4878 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4879 that can't trap plus a constant integer, if the mode has zero size.
4881 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4884 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4886 ("*insv<mode>_reg_extimm"): Likewise.
4888 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4891 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4892 c_common_type_for_mode returns an unnamed type.
4894 2005-11-02 Richard Henderson <rth@redhat.com>
4898 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4899 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4900 * function.c (assign_parms): Use calls.internal_arg_pointer.
4901 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4903 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4904 (TARGET_CALLS): Add it.
4905 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4906 * targhooks.c (default_internal_arg_pointer): New.
4907 * targhooks.h (default_internal_arg_pointer): Declare.
4908 * tree.h (dwarf2out_reg_save_reg): Declare.
4909 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4910 * config/i386/i386.c (dbx_register_map): Add return column.
4911 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4912 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4913 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4914 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4915 (ix86_save_reg): Save force_align_arg_pointer.
4916 (ix86_emit_save_regs): Make regno unsigned.
4917 (ix86_emit_save_regs_using_mov): Likewise.
4918 (ix86_expand_prologue): Handle force_align_arg_pointer.
4919 (ix86_expand_epilogue): Likewise.
4920 * config/i386/i386.h: (dbx_register_map): Update.
4921 (dbx64_register_map, svr4_dbx_register_map): Update.
4922 (struct machine_function): Add force_align_arg_pointer.
4923 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4924 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4925 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4927 2005-11-02 Jan Hubicka <jh@suse.cz>
4930 * i386.md: Add peep2 for simplyfing array accesses.
4932 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4935 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4936 * config/s390/s390.c (s390_decompose_shift_count): New function.
4937 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4938 (print_shift_count_operand): Use s390_decompose_shift_count.
4939 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4940 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4942 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4945 * loop.c (loop_givs_rescan): Use force_operand to expand
4948 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4951 * fold-const.c (build_range_check): Use unsigned when signed
4952 overflow is undefined also. If etype is subtype, make sure that
4953 the subtraction is in the supertype.
4955 2005-11-02 Richard Henderson <rth@redhat.com>
4958 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4961 2005-11-01 Richard Henderson <rth@redhat.com>
4964 * loop.c (scan_loop): Do not propagate computations to a hard
4965 register destination with SMALL_REGISTER_CLASSES.
4967 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4969 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4970 costs for MULT inside PLUS or MINUS.
4972 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4974 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4975 (TRAMPOLINE_SIZE): Round up to 60.
4976 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4978 2005-10-31 James E. Wilson <wilson@specifix.com>
4981 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4982 ifdef. Put ifdefs around call in gen_subprogram_die.
4983 (compute_frame_pointer_to_cfa_displacement): Likewise.
4984 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4987 PR rtl-optimization/17356
4988 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4989 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4991 2005-10-31 Jan Hubicka <jh@suse.cz>
4994 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4997 * i386.c (legitimize_pic_address): Deal with large immediates.
5000 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5001 from symbol names while computing checkup.
5004 * predict.c (predict_loops): Do not estimate more than
5005 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5006 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5008 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5010 PR tree-optimization/19097
5011 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5013 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5015 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5017 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5020 * tree-inline.c (setup_one_parameter): If the init_stmt
5021 is NULL, don't insert the statement.
5023 2005-10-30 Jan Hubicka <jh@suse.cz>
5025 PR tree-optimization/24172
5026 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5028 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5030 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5031 constants for hosts with long != 32 bits.
5033 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5036 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5038 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5040 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5041 (TARGET_MS1_16_002): New.
5042 (TARGET_MS1_16_003): New.
5044 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5045 ("*decrement_and_branch_until_zero_no_clobber"): New.
5046 Add corresponding splitter for decrement_and_branch_until_zero
5048 Key all decrement_and_branch_until_zero patterns off of
5051 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5054 * tree-complex.c (extract_component): Treat RESULT_DECL
5055 like the rest of the decls.
5057 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5059 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5060 indirect call to _mcount if the function needs a static chain.
5062 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5063 Caroline Tice <ctice@apple.com>
5065 PR rtl-optimization/24460
5066 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5067 (dwarf2out_switch_text_section): Set it to true instead of
5068 incrementing separate_line_info_table_in_use.
5069 (output_loc_list): Additionally test have_switched_text_sections.
5070 (output_ranges): Likewise.
5071 (dwarf2out_finish): Likewise.
5072 * varasm.c (assemble_start_function): Do not call
5073 insert_section_boundary_note.
5074 (assemble_end_function): If flag_reorder_blocks_and_partition,
5075 switch to the function's section before emitting the .size directive.
5076 * bb-reorder.c (insert_section_boundary_note): Staticify.
5077 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5078 * output.h (insert_section_boundary_note): Delete.
5080 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5083 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5084 instead of pointer equality when comparing types.
5086 2005-10-24 James E. Wilson <wilson@specifix.com>
5088 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5089 add_dependence_list_and_free calls.
5091 2005-10-24 Steven Bosscher <stevenb@suse.de>
5093 * contrib.texi: Add the names of the LLNL folks who donated
5094 Cray pointer support for gfortran.
5096 2005-10-24 Steven Bosscher <stevenb@suse.de>
5098 PR tree-optimization/24225
5099 * profile.c (branch_prob): Look from end to start through a
5100 basic block when looking for a locus.
5102 2005-10-24 Richard Henderson <rth@redhat.com>
5104 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5106 (hppa_expand_prologue): Likewise.
5108 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5110 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5111 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5112 * pa.h (NO_PROFILE_COUNTERS): Define.
5113 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5114 (funcdef_nos): New vector to hold label numbers of deferred profile
5116 (output_deferred_profile_counters): New function.
5117 (hppa_profile_hook): Push label number onto funcdef_nos.
5118 (pa_hpux_file_end): Call output_deferred_profile_counters if
5119 NO_DEFERRED_PROFILE_COUNTERS is false.
5121 * pa-protos.h (get_deferred_plabel): New prototype.
5122 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5124 (output_call): Adjust calls.
5126 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5128 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5129 peculiarity of GOT/TOC section usage.
5131 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5134 * c-common.c (constant_string_class_name): Add documentation.
5136 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5139 * recog.c (peephole2_optimize): Increment peep2_current_count
5140 only when the slot is empty.
5142 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5145 * except.c (output_function_exception_table): Call
5146 assemble_external_libcall if we need a personality function.
5148 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5150 PR rtl-optimization/24460
5151 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5152 set the basic block for barriers.
5154 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5156 * var-tracking.c (vt_initialize): Initialize post.
5158 2005-10-21 Devang Patel <dpatel@apple.com>
5161 * c-common.c (vector_types_convertible_p): Check vector element type.
5163 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5165 * config/sh/sh.c (prepare_move_operands): Handle the address
5166 constant which is a tls symbolic address plus a constant.
5168 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5171 * gcc.c (main): Use the correct counter for erroring out
5172 about mulitple files.
5174 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5177 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5178 use r2 for 64-bit tls .got access.
5180 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5182 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5185 2005-10-20 Steven Bosscher <stevenb@suse.de>
5187 PR tree-optimization/24307
5188 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5190 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5193 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5195 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5196 is ready, stop marking functions, but still mark variables.
5198 2005-10-20 Richard Guenther <rguenther@suse.de>
5201 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5204 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5206 PR rtl-optimization/23585
5207 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5208 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5209 (may_trap_p_1): New predicate extracted from...
5210 (may_trap_p): ... here. Invoke may_trap_p_1.
5211 (may_trap_or_fault_p): New predicate.
5212 * rtl.h (may_trap_or_fault_p): Declare it.
5213 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5214 instead of may_trap_p.
5215 (steal_delay_list_from_fallthrough): Likewise.
5216 (fill_simple_delay_slots): Likewise.
5217 (fill_slots_from_thread): Likewise.
5218 * function.c (pad_to_arg_alignment): Rework comment about
5219 SPARC_STACK_BOUNDARY_HACK.
5220 * config/sparc/sparc.h: Likewise.
5222 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5224 * config/s390/s390.c (s390_expand_insv): New.
5225 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5226 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5227 ("icm_hi"): Remove mode attribute.
5228 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5230 ("*extracthi", "*extractqi"): Remove.
5231 (extv<mode>", "*extzv<mode>"): New.
5232 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5233 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5235 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5237 * cfgexpand.c (discover_nonconstant_array_refs_r,
5238 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5239 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5240 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5241 discover_nonconstant_array_refs.
5243 2005-10-19 Steven Bosscher <stevenb@suse.de>
5246 * c-decl.c (pop_scope): Don't warn about an unused variable
5247 if it is marked with TREE_NO_WARNING.
5248 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5249 somenow mismatch and olddecl is to be replaced.
5251 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5254 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5255 whether registers live on the edge can be saved/restored.
5257 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5259 * config/sh/sh.c (fixup_mova): Skip notes.
5261 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5263 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5264 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5265 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5266 (s390_initial_elimination_offset): Likewise.
5267 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5268 register on TARGET_ZARCH targets.
5269 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5270 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5271 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5272 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5274 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5276 * config/s390/s390.md: Comment describing output modifiers updated.
5277 * config/s390/s390.c (print_operand): Likewise.
5279 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5281 * config/s390/s390.c (override_options): Added check for -mstack-size
5283 * doc/invoke.texi: Mention that limit in the documenation.
5285 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5288 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5290 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5292 Fix PR tree-optimization/24231
5294 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5295 (compute_avail): Ditto.
5297 2005-10-18 Richard Henderson <rth@redhat.com>
5300 * config/i386/i386.c (legitimate_constant_p): Check
5301 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5303 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5304 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5305 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5307 (print_operand_address): Likewise.
5308 * config/i386/predicates.md (x86_64_immediate_operand): Test
5309 SYMBOL_REF_TLS_MODEL properly inside CONST.
5310 (x86_64_zext_immediate_operand): Likewise.
5311 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5312 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5313 * config/i386/i386-protos.h: Remove predicates.md entries.
5315 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5317 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5318 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5320 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5321 Ian Lance Taylor <ian@airs.com>
5324 * fold-const.c (fold_widened_comparison): Do not allow range based
5325 constant folding when right operand cannot be unwidened.
5327 2005-10-17 Richard Henderson <rth@redhat.com>
5329 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5330 with a memory clobber.
5332 2005-10-17 James E Wilson <wilson@specifix.com>
5334 PR rtl-optimization/17356
5335 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5336 checking for EDGE_EH.
5338 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5340 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5341 the slot on an even boundary for any type with 16-byte alignment.
5343 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5346 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5347 after register allocation.
5349 2005-10-17 DJ Delorie <dj@redhat.com>
5351 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5354 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5357 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5360 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5362 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5363 to 2 if it's already non-zero.
5364 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5365 is set and warn about it if flag_schedule_insns is 1.
5367 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5369 * config/crx/crx.md: Compare-and-branch instructions need to
5372 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5375 * config/i386/i386.md (*pushdi2_rex64 splitter)
5376 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5377 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5378 flow2 pass only when (optimize > 0 && flag_peephole2).
5380 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5383 * gcc.c (have_c): New static variable.
5385 (process_command): Remove declation of have_c.
5386 Set have_o to 1 when handling -o.
5387 (main): Add a fatel error if there are multiple
5388 files specified and -o and -c/-S is passed witout
5389 -combine or multiple languages.
5391 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5393 Fix PR tree-optimization/22444
5394 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5395 Assert that we don't hit something with subvars.
5396 (setup_pointers_and_addressables): Don't add things with subvars,
5397 because we'll already process the subvars for aliasing purposes.
5399 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5402 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5403 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5404 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5405 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5406 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5407 swapped, alternatives for the R constraint.
5410 * builtins.c (get_builtin_sync_mode): Make unlimited
5411 mode_for_size request.
5413 2005-10-15 Richard Henderson <rth@redhat.com>
5415 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5416 (gimplify_expr): ... here.
5417 (gimplify_compound_lval): Use it in initial scan loop. Allow
5418 fb_lvalue in base expression.
5420 2005-10-15 Richard Henderson <rth@redhat.com>
5423 * builtins.c (expand_builtin_trap): Export.
5424 * expr.h (expand_builtin_trap): Declare.
5425 * expr.c (expand_assignment): Emit a trap for integral offsets
5426 from registers that weren't reduced to bitpos.
5428 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5429 (mark_array_ref_addressable): Remove.
5430 * tree-flow.h (mark_array_ref_addressable): Remove.
5431 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5433 2005-10-15 James E Wilson <wilson@specifix.com>
5436 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5437 (add_dependence_list_and_free): Likewise.
5438 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5441 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5445 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5446 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5448 (vrp_visit_phi_node): Only prevent infinite iterations when
5449 the previous result and the new result are both VR_RANGEs.
5451 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5453 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5456 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5459 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5462 2005-10-14 Per Bothner <per@bothner.com>
5464 PR preprocessor/21250
5465 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5467 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5470 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5471 overflow flags. Refactor some conditionals.
5473 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5476 * tree-dfa.c (add_referenced_var): Only look at decls which
5477 have TREE_CONSTANT or TREE_READONLY set instead of if
5478 !TREE_PUBLIC or !TREE_CONSTANT.
5480 2005-10-13 James E Wilson <wilson@specifix.com>
5482 * doc/invoke.texi: For -x, add f95-cpp-input.
5483 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5485 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5487 PR tree-optimization/24262
5488 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5489 in loop all the time.
5491 2005-10-12 Richard Henderson <rth@redhat.com>
5494 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5495 * function.c (assign_parm_find_data_types): Don't support it.
5496 * print-tree.c (print_node): Likewise.
5497 * c-common.c (handle_transparent_union_attribute): Likewise.
5498 Use build_duplicate_type.
5499 * tree-inline.c (remap_type_1): Split out of remap_type;
5500 properly remap aggregate fields.
5501 (build_duplicate_type): New.
5502 * doc/extend.texi (Variable Attributes): Remove documentation
5503 for transparent_union.
5505 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5508 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5509 (gen_stack_pointer_dec): Likewise.
5511 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5515 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5517 (struct cxx): Add adjust_class_at_definition target hook.
5518 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5519 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5520 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5521 hook_void_tree. Add to TARGET_CXX.
5522 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5524 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5525 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5526 instead of attribute. Check for dllexport override. Warn if
5527 inconsistent dll linkage. Don't lose old dllimport if decl has
5528 had address referenced. Tweak lookup of dllimport atribute.
5529 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5530 for target specific rules. Don't add dllimport attribute if
5531 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5532 dllimport attribute.
5533 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5534 * varasm.c (initializer_constant_valid_p): Replace
5535 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5539 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5540 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5541 (i[34567]86-*-mingw32*): Likewise.
5543 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5544 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5546 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5547 C++-specific code. Change return value to bool.
5548 (i386_pe_dllimport_p): Likewise.
5549 (associated_type): Simplify and make language-independent
5550 (i386_pe_encode_section_info): Replace override of ambiguous
5551 dllimport symbol refs with a gcc_assert.
5552 (i386_pe_valid_dllimport_attribute_p): Define.
5553 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5554 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5555 i386_pe_adjust_class_at_definition.
5556 * config/i386/winnt-stubs.c: New file. Define stub versions of
5557 lang-specific functions.
5558 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5559 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5560 i386_pe_adjust_class_at_definition.
5561 (i386_pe_valid_dllimport_attribute_p): Declare.
5562 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5563 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5564 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5567 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5568 dllimport attribute with test of DECL_DLLIMPORT_P.
5570 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5572 * combine.c (make_extraction): Correct offset computation.
5574 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5576 * config/cris/t-linux (LIMITS_H_TEST): Define.
5578 2005-10-12 Richard Henderson <rth@redhat.com>
5581 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5583 2005-10-12 Richard Guenther <rguenther@suse.de>
5585 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5587 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5590 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5591 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5594 2005-10-12 Richard Guenther <rguenther@suse.de>
5597 * varasm.c (output_constant): Correct typo from previous
5600 2005-10-11 Ian Lance Taylor <ian@airs.com>
5602 PR rtl-optimization/13931
5603 * combine.c: Revert patch of 2003-05-14, and:
5604 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5605 completely killed in the appropriate insn.
5606 (distribute_notes): Don't skip multiple hard register test for
5607 elim_i1 and elim_i2.
5609 2005-10-11 Richard Henderson <rth@redhat.com>
5612 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5613 to initialize a transparent union instead of a nop_expr.
5615 2005-10-11 Richard Henderson <rth@redhat.com>
5617 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5618 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5619 (tree_ssa_dce_loop): Call scev_reset.
5622 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5623 * tree-ssa-dce.c: Include cfgloop.h.
5624 (tree_ssa_dce_loop, pass_dce_loop): New.
5625 * tree-pass.h (pass_dce_loop): Declare it.
5626 * passes.c (init_optimization_passes): Use it.
5628 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5631 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5632 Only apply the optimization for rounding builtins if the inner
5633 cast is also an extension.
5635 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5638 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5639 mark_new_vars_to_rename instead of update_stmt.
5641 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5643 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5645 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5647 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5648 for setting MMX register to 0 rather than mmx.
5650 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5653 * configure.ac: Move gas check from mips specific case to common case.
5654 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5655 * configure: Regenerate
5656 * doc/install.texi: Update.
5658 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5661 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5663 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5665 * gcc.c (do_spec_1): Accept numeric characters in file name
5668 2005-10-10 Nick Clifton <nickc@redhat.com>
5670 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5671 describing the deleted arm_gen_rotated_half_load function.
5673 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5675 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5678 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5680 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5682 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5683 (EXTRA_MULTILIB_PARTS): Define.
5684 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5685 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5686 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5687 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5688 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5689 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5691 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5693 PR tree-optimization/24226
5694 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5695 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5696 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5699 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5701 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5703 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5706 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5707 Rewrite for no need for the early clobber.
5709 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5711 Merge from csl-arm-branch:
5712 2005-09-07 Paul Brook <paul@codesourcery.com>
5713 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5716 2005-04-30 Paul Brook <paul@codesourcery.com>
5717 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5718 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5720 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5721 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5722 (arm_override_options): Use TARGET_AAPCS_BASED.
5723 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5724 (PTRDIFF_TYPE): Use int for AAPCS.
5725 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5726 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5727 (DEFAULT_SHORT_ENUMS): Delete.
5728 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5730 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5731 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5732 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5733 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5735 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5736 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5738 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5739 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5741 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5742 * config.gcc (arm*-*-linux-gnueabi): Add it.
5743 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5745 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5746 * config/arm/linux-eabi.h: New file.
5747 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5748 (LINUX_TARET_LINK_SPEC): Likewise.
5749 (LINK_SPEC): Use it.
5750 * config/arm/t-linux-eabi: New file.
5752 2005-10-08 Steven Bosscher <stevenb@suse.de>
5755 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5757 (PARAM_SMS_DFA_HISTORY): Likewise.
5759 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5762 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5763 (load_register_parameters): Call it.
5764 (check_sibcall_argument_overlap_1): Likewise.
5765 (store_one_arg): Likewise.
5767 2005-10-07 James E. Wilson <wilson@specifix.com>
5769 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5770 DImode not VECINT24 for operand 2.
5773 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5777 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5778 fr_spill): Use destination_operand for operand 0.
5780 2005-10-07 DJ Delorie <dj@redhat.com>
5782 * varasm.c (output_constant): Limit error to expanding
5785 2005-10-07 Richard Guenther <rguenther@suse.de>
5788 * fold-const.c (fold_binary): Fix operand types during folding
5789 of X op (A, Y). Evaluation order of the side-effects of
5790 X and A are frontend-defined, so ensure we honour that even for
5791 tcc_comparison class operands; eased by removing duplicate code.
5793 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5795 * stor-layout.c (layout_type): Do not allow alignment of array
5796 elements to be greater than their size.
5798 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5800 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5802 (hppa*-*-linux*): Ditto.
5803 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5804 * config/host-hpux.c: New.
5805 * config/x-hpux: New.
5806 * config/pa/x-hpux: Remove.
5807 * config/pa/x-linux: Remove.
5808 * config/pa/pa-host.c: Remove.
5810 2005-10-07 Jeff Law <law@redhat.com>
5812 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5813 determine whether or not to try and thread outgoing edges.
5815 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5817 * config/rs6000/rs6000.md (eqsi_power): New.
5818 (neg_eq0si): Add TARGET_POWER to final condition.
5821 2005-10-06 Richard Henderson <rth@redhat.com>
5823 * config/rs6000/rs6000.c: Revert last change.
5825 2005-10-06 Richard Henderson <rth@redhat.com>
5827 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5828 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5830 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5834 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5835 out return_label and naked_return_label.
5837 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5839 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5842 2005-10-06 Richard Henderson <rth@redhat.com>
5845 * tree-inline.c (declare_return_variable): Handle modify_dest not
5848 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5850 Fix PR tree-optimization/22488
5851 * tree-ssa-structalias.c (check_for_overlaps): New function.
5852 (create_variable_info_for): Use it.
5854 2005-10-06 Richard Henderson <rth@redhat.com>
5857 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5858 (dwarf2out_start_source_file): Print it.
5860 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5862 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5864 2005-10-06 Richard Henderson <rth@redhat.com>
5867 * mode-switching.c (optimize_mode_switching): Clear transp bit
5868 for block with incomming abnormal edges.
5870 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5871 (fpscr_set_from_mem): Use them.
5872 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5873 (fpscr postinc splitters): Rewrite as peephole2+split.
5875 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5877 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5878 (eq<mode>_compare): Same.
5880 2005-10-06 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/24238
5883 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5885 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5887 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5888 here. Use AC_PATH_PROG for environment variables instead of
5890 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5892 * configure: Regenerated.
5894 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5897 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5898 then force it into a register.
5899 (call_value): Likewise.
5901 2005-10-06 Richard Henderson <rth@redhat.com>
5904 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5905 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5906 under pass_vectorize.
5908 2005-10-05 Devang Patel <dpatel@apple.com>
5911 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5912 handling constants. Check NAMESPACE_DECL context for constants.
5914 2005-10-05 Eric Christopher <echristo@apple.com>
5916 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5918 2005-10-05 Richard Henderson <rth@redhat.com>
5921 * tree-cfg.c (mark_array_ref_addressable_1): New.
5922 (mark_array_ref_addressable): New.
5923 * tree-flow.h (mark_array_ref_addressable): Declare.
5924 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5926 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5930 * reload.c (subst_reloads): When adding a REG_LABEL to a
5931 jump instruction, also update JUMP_LABEL.
5933 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5935 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5936 * bb-reorder.c (copy_bb_p): Use it.
5937 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5939 2005-10-05 Richard Henderson <rth@redhat.com>
5942 * toplev.c (process_options): Warn about unsupported combinations
5943 of unwind tables and omit-frame-pointer.
5944 * config/i386/i386.c (override_options): Similarly. Enable
5945 accumulate-outgoing-args if not explicitly disabled.
5947 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5949 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5950 Handle big endian vs. small endian.
5951 (vec_initv2sf): Handle big endian vs. small endian.
5952 (*vec_extractv2sf_1): Ditto.
5954 2005-10-05 Dale Johannesen <dalej@apple.com>
5956 * convert.c (convert_to_real): Don't convert
5957 (float)floor(double d) to floorf((float)d).
5959 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5961 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5963 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5965 PR tree-optimization/18587
5966 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5967 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5968 build_vuses): Change to VEC type.
5969 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5970 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5971 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5972 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5973 (get_name_decl): New. Return DECL_UID of base variable.
5974 (operand_build_cmp): New. qsort comparison routine.
5975 (operand_build_sort_virtual): New. Sort virtual build vector.
5976 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5977 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5978 (FINALIZE_BASE): Use get_name_decl.
5979 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5980 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5981 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5982 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5983 direct VEC_* manipulations.
5984 (build_ssa_operands): Call operand_build_sort_virtual.
5985 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5986 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5987 with direct VEC_* manipulations.
5988 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5989 with direct VEC manipulations.
5991 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5993 PR tree-optimization/21419
5994 PR tree-optimization/24146
5995 PR tree-optimization/24151
5997 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5998 (build_asm_expr): Call it if outputs are read-only.
5999 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6001 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6002 Paolo Bonzini <bonzini@gnu.org>
6006 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6007 enable the instructions and not just the built-ins.
6008 * doc/invoke.texi (x86 Options): Likewise.
6010 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6012 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6014 * doc/invoke.texi (Option Summary): Correct spelling
6015 of -mmacosx-version-min.
6017 2005-10-04 Devang Patel <dpatel@apple.com>
6019 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6022 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6024 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6025 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6027 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6029 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6030 ("TE","tg"): New mode attributes.
6031 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6032 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6033 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6034 dword_mode and one for GPRmode.
6036 2005-10-04 Ian Lance Taylor <ian@airs.com>
6038 PR preprocessor/13726
6039 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6040 any comments passed in.
6042 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6044 * tree.c (annotate_with_file_line): Fix typo.
6046 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6049 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6050 type used to access data in the inlined length == 1 case, use
6051 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6052 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6054 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6056 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6057 TARGET_SSE3 and only for TARGET_80387.
6058 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6059 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6060 Do not depend on TARGET_80387.
6062 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6064 * tree.c (last_annotated_node): Change type to location_t*.
6065 (annotate_with_file_line): Reflect the change of
6066 last_annotated_node type.
6068 2005-10-04 Richard Guenther <rguenther@suse.de>
6071 * c-decl.c (grokdeclarator): Don't write to fields
6074 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6077 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6079 * varasm.c (make_decl_rtl): If a register variable does not
6080 have a set user assmbler name, error out.
6081 Decode the asmspec is now name+1 bypassing '*'.
6083 2005-10-04 Steven Bosscher <stevenb@suse.de>
6085 PR tree-optimization/23049
6086 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6087 of a COND_EXPR is folded before calling fold on the whole rhs of a
6088 conditional assignment.
6089 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6090 document that a COND_EXPR may appear there.
6092 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6095 * tree-vrp.c (extract_range_from_assert): If the new numeric
6096 range created out of the assertion contradicts the existing
6097 numeric range of the ASSERT_EXPR variable, make the new range
6100 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6102 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6103 from T_REGS to FP register class.
6105 2005-10-03 Richard Henderson <rth@redhat.com>
6108 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6109 before creating a new one.
6111 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6113 * config/rs6000/t-aix43 (LDFLAGS): New.
6114 * config/rs6000/t-aix52 (LDFLAGS): New.
6116 2005-10-03 Ian Lance Taylor <ian@airs.com>
6118 * gimplify.c (find_single_pointer_decl_1): New static function.
6119 (find_single_pointer_decl): New static function.
6120 (internal_get_tmp_var): For a formal variable, set restrict base
6121 information if appropriate.
6122 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6124 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6125 (DECL_GET_RESTRICT_BASE): Define.
6126 (SET_DECL_RESTRICT_BASE): Define.
6127 (decl_restrict_base_lookup): Declare.
6128 (decl_restrict_base_insert): Declare.
6129 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6130 * tree.c (restrict_base_for_decl): New static variable.
6131 (init_ttree): Initialize restrict_base_for_decl.
6132 (copy_node_stat): Copy restrict base information.
6133 (decl_restrict_base_lookup): New function.
6134 (decl_restrict_base_insert): New function.
6135 (print_restrict_base_statistics): New static function.
6136 (dump_tree_statistics): Call print_restrict_base_statistics.
6138 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6141 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6142 case of anti-ranges.
6144 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6147 * c-typeck.c (tagged_tu_seen): Rename to ...
6148 (tagged_tu_seen_cache): this and add val field.
6149 (comptypes): Move functional to comptypes_internal
6150 and free tagged_tu_seen.
6151 (comptypes_internal): New function and call comptypes_internal
6152 instead of comptypes. Speed up by sibcalling
6153 tagged_types_tu_compatible_p.
6154 (alloc_tagged_tu_seen): New function
6155 (free_all_tagged_tu_seen_up_to): New function.
6156 (tagged_types_tu_compatible_p): Return the val of the seen two
6158 Add that the two types are the same to tagged_tu_seen_base
6159 if they are and call comptypes_internal instead of comptypes.
6160 <case UNION_TYPE>: Speed up common type where the fields are
6162 (function_types_compatible_p): Call comptypes_internal instead of
6164 (type_lists_compatible_p): Likewise.
6165 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6167 2005-10-02 Matthias Klose <doko@debian.org>
6169 * doc/invoke.texi: Fix typo and speling error.
6171 2005-10-01 Richard Henderson <rth@redhat.com>
6173 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6175 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6177 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6178 using --start-group and --end-group.
6180 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6182 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6183 FIXME note regarding quirky semantics.
6185 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6188 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6189 non-null range as a last resort.
6191 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6192 Diego Novillo <dnovillo@redhat.com>
6195 * tree-vrp.c (extract_range_from_assert): For !=
6196 assertions, only build an anti-range if LIMIT is a
6197 single-valued range.
6199 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6201 * arm.md (movqi): On thumb when optimizing, handle loading from
6202 memory by describing this as taking a subreg of a zero-extended load
6203 into an SImode register.
6206 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6208 * reload1.c (merge_assigned_reloads): Do not change any
6209 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6211 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6213 * Makefile.in (LIPO_FOR_TARGET): Define.
6214 (STRIP_FOR_TARGET): Define.
6216 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6217 before creating new ones. Do symlinks before creating the actual
6220 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6221 to work out which multilibs are actually being built.
6223 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6225 * tree-vect-transform.c, config/ms1/ms1.md,
6226 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6227 Follow spelling conventions.
6228 * doc/invoke.texi, doc/md.texi: Fix typos.
6230 2005-09-30 Andrew Macleod <amacleod@redat.com>
6232 PR tree-optimization/21430
6233 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6234 use operands, and set stmt pointer if need be.
6235 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6236 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6239 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6242 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6244 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6246 * optabs.c (expand_binop): Initialize first_pass_p.
6248 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6251 * c-decl.c (c_write_global_declarations_1): If any
6252 wrapup_global_declaration_2 call returned true, restart the loop.
6254 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6256 Fix PR tree-optimization/24117
6257 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6258 before considering whether to use anyoffset.
6260 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6264 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6266 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6268 (swap_commutative_operands_with_target): New.
6270 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6273 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6276 2005-09-29 Steven Bosscher <stevenb@suse.de>
6278 PR tree-optimization/23911
6279 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6280 and IMAGPART_EXPR too.
6282 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6285 * expmed.c (expand_shift): Move logic to reverse rotation
6286 direction when rotating by constants ...
6287 * optabs.c (expand_binop): ... here.
6288 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6289 (ix86_rotrdi3): New pattern.
6290 (rotldi3): Handle 32-bit mode.
6291 (ix86_rotldi3): New pattern.
6293 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6296 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6297 check for numbers that need no bit twiddle.
6299 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6301 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6302 multilib to be built.
6304 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6305 (stage1-start): Delete old libgcc and libunwind before moving
6306 anything into the stage directory.
6307 (stage2-start): Likewise.
6308 (stage3-start): Likewise.
6309 (stage4-start): Likewise.
6310 (stageprofile-start): Likewise.
6311 (stagefeedback-start): Likewise.
6312 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6313 header in tm_file and CPU-specific t-darwin in tmake_file.
6314 (i[34567]86-*-darwin*): Don't change tm_file.
6315 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6316 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6317 shared library stub for target OS version.
6318 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6319 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6320 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6321 (libgcc_s.%.dylib): New.
6323 (install-darwin-libgcc-stubs): New.
6324 (INSTALL_LIBGCC): New append.
6325 * config/i386/darwin-libgcc.10.4.ver: New.
6326 * config/i386/darwin-libgcc.10.5.ver: New.
6327 * config/i386/t-darwin: New.
6328 * config/rs6000/darwin-libgcc.10.4.ver: New.
6329 * config/rs6000/darwin-libgcc.10.5.ver: New.
6330 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6331 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6333 2005-09-28 Paul Brook <paul@codesourcery.com>
6335 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6338 2005-09-28 Richard Guenther <rguenther@suse.de>
6340 PR tree-optimization/23853
6341 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6342 host_integerp to verify misalignment value.
6344 2005-09-28 Richard Henderson <rth@redhat.com>
6346 * builtins.c (get_builtin_sync_mode): New.
6347 (expand_builtin_sync_operation): Pass in mode argument.
6348 (expand_builtin_compare_and_swap): Likewise.
6349 (expand_builtin_lock_test_and_set): Likewise.
6350 (expand_builtin_lock_release): Likewise.
6351 (expand_builtin): Update to match.
6353 2005-09-28 Nick Clifton <nickc@redhat.com>
6355 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6356 formatting. Add check to PLUS case to ensure that the offset is
6357 within an acceptable range.
6359 * config/v850/v850.md (casesi): Disable the generation of the
6360 switch pattern as it is not being handled properly at the moment.
6362 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6363 for when the high words are identical.
6365 2005-09-27 Richard Henderson <rth@redhat.com>
6367 * pretty-print.c (pp_base_format): Fix typo for %>.
6369 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6370 Devang Patel <dpatel@apple.com>
6372 PR tree-optimization/23625
6373 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6374 LABEL_EXPR, assertion check.
6376 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6378 * optabs.c (no_conflict_move_test): Check if a result of a
6379 to-be-moved insn would be clobbered by an originally
6382 2005-09-27 Jeff Law <law@redhat.com>
6384 * passes.c (init_optimization_passes): Replace copy propagation
6385 passes immediately after DOM with phi-only copy propagation
6386 pases. Add phi-only copy propagation pass after first DOM pass.
6387 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6388 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6389 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6390 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6391 to init_copy_prop. Callers updated.
6392 (do_phi_only_copy_prop): New function.
6393 (pass_phi_only_copy_prop): New pass descriptor.
6395 2005-09-27 Nick Clifton <nickc@redhat.com>
6397 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6399 2005-09-26 Jason Merrill <jason@redhat.com>
6402 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6404 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6406 2005-09-26 James E Wilson <wilson@specifix.com>
6408 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6409 copyright. Add gcc copyright plus libgcc exception.
6410 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6412 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6414 2005-09-26 Jeff Law <law@redhat.com>
6416 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6417 about when to iterate.
6419 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6422 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6423 for __complex__ double in -mcpu=G5 mode.
6425 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6427 PR tree-optimization/23942
6428 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6429 * tree-scalar-evolution.c: Include params.h.
6431 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6432 follow_ssa_edge_in_condition_phi_branch,
6433 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6434 Change return type to t_bool. Use a parameter to limit the size of
6435 trees that are walked before stopping
6436 (analyze_evolution_in_loop): Initialize the limit to 0.
6437 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6438 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6440 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6443 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6444 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6446 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6448 * combine.c (make_extraction): Check for valid use of subreg.
6450 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6453 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6454 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6455 ("fist<mode>2_with_temp"): Use only register operands.
6457 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6459 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6460 CALL_INSN_FUNCTION_USAGE.
6462 2005-09-26 Richard Guenther <rguenther@suse.de>
6465 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6466 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6467 (ldst_entry): Use the hashtable instead of list-walking.
6468 (find_rtx_in_ldst): Likewise.
6469 (free_ldst_entry): Free the hashtable.
6470 (compute_ld_motion_mems): Create the hashtable.
6471 (trim_ld_motion_mems): Remove entry from hashtable if
6472 removing it from list.
6473 (compute_store_table): Likewise^2.
6474 (store_motion): Free hashtable in case we did not see
6477 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6479 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6480 and arg1 if we are passing them to fold_build2.
6482 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6485 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6488 2005-09-25 Richard Henderson <rth@redhat.com>
6490 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6491 SYMBOL_REF_TLS_MODEL to be correct.
6493 2005-09-24 Richard Henderson <rth@redhat.com>
6495 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6496 end of function. Reindent.
6498 2005-09-24 Ian Lance Taylor <ian@airs.com>
6500 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6501 NEGATE_EXPR/BIT_NOT_EXPR case.
6503 2005-09-24 Richard Henderson <rth@redhat.com>
6505 * c-common.c (handle_mode_attribute): When not modifying in place,
6506 create subtypes for enumerations.
6507 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6508 * gimplify.c (create_tmp_from_val): Likewise.
6510 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6512 * config/i386/i386.md (*tls_global_dynamic_64,
6513 *tls_local_dynamic_base_64): Add missing mode to call.
6514 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6516 2005-09-24 Jan Hubicka <jh@suse.cz>
6518 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6519 (cgraph_clone_node): Likewise.
6520 * cgraph.h (cgraph_clone_edge): Update prototype.
6521 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6522 duplicated prototypes; add updating argument.
6523 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6524 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6526 (cgraph_mark_inline_edge): Likewise.
6527 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6528 (cgraph_flatten_node): Likewise.
6529 (cgraph_decide_recursive_inlining): Likewise.
6530 (cgraph_decide_inlining_of_small_function): Likewise.
6531 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6533 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6534 Pete Steinmetz <steinmtz@us.ibm.com>
6536 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6537 (rldic.): Set type to "compare".
6539 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6540 mfjmpr for MFCTR/MFLR.
6541 (movdf_hardfloat64): Same.
6542 (movdf_softfloat64): Same. Correct order of store and move types.
6543 (movti_string): Set type to store_ux/load_ux.
6544 (load_multiple): Set type to load_ux.
6545 (store_multiple): Set type to store_ux.
6546 (movmemsi): Set type to store_ux.
6547 (output_cbranch direct_return): Set type to jmpreg.
6548 (stmw): Set type to store_ux.
6549 (lmw): Set type to load_ux.
6550 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6551 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6552 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6553 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6554 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6555 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6556 (rios1-fpstore): Increase latency to 3.
6557 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6558 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6560 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6561 Andrew Pinski <pinskia@physics.uc.edu>
6563 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6564 operand2 constraint to "b".
6565 (sync_<fetchop_name>di_internal): Same.
6566 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6568 (sync_old_<fetchop_name>di_internal): Same.
6569 (sync_new_<fetchop_name>si_internal): Same.
6570 (sync_new_<fetchop_name>di_internal): Same.
6572 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6575 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6576 case, define as macros.
6578 PR rtl-optimization/23837
6579 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6580 clobber / clobber match between dest and p->first.
6582 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6583 (no_conflict_move_test): Update comments.
6585 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6587 * doc/install.texi: Update URL for Jacks.
6588 * doc/sourcebuild.texi: Likewise.
6590 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6593 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6594 registers when choosing register preferences.
6595 (movdf_hardfloat64): Same.
6597 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6599 * expmed.c (expand_shift): Don't use the target of the rotate as
6600 target for the first expanded shift insn.
6601 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6603 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6605 PR tree-optimization/22438
6606 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6607 preserved iv rhs rewriting specially.
6609 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6611 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6612 estimate_only is true.
6613 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6614 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6615 tree-ssa-structalias.c
6616 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6617 ref_contains_indirect_ref.
6618 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6620 2005-09-21 DJ Delorie <dj@redhat.com>
6622 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6624 (mn10300_return_in_memory): Support variable size types also.
6625 (mn10300_pass_by_reference): Likewise.
6626 (mn10300_function_value): New.
6627 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6628 (FUNCTION_OUTGOING_VALUE): Likewise.
6629 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6630 * doc/invoke.texi: Document it.
6632 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6635 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6636 force integer op1 into register for XFmode compares.
6638 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6641 * expmed.c (alg_code): Add alg_impossible.
6642 (alg_hash_entry): Add cost.
6643 (synth_mult): Record alg_impossible in the hash table if
6644 multiplication by a given integer is impossble within the
6645 limit. Speed up using alg_impossible.
6647 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6649 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6650 argument. Allow and set any offset if needs_anyoffset is passed
6652 (get_constraint_for): Add argument here too.
6654 (do_structure_copy): Pass NULL to get_constraint_for.
6655 (handle_ptr_arith): Ditto.
6656 (find_func_aliases): Ditto.
6658 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6660 PR rtl-optimization/23898
6661 * output.h (get_attr_min_length): Declare.
6662 * final.c (get_attr_length_1): New function, broken out of:
6664 (get_attr_min_length): New function.
6665 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6666 (duplicate_computed_gotos): Likewise.
6667 * genattr.c (insn_min_length): Generate declaration.
6668 * genattrtab.c (min_fn, min_attr_value): New functions.
6669 (make_length_attrs): Generate insn_min_length.
6671 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6673 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6675 2005-09-20 Richard Henderson <rth@redhat.com>
6677 PR tree-optimization/24059
6678 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6681 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6683 * c.opt (fextended-identifiers): New.
6684 * c-opts.c (c_common_handle_option): Handle
6685 -fextended-identifiers.
6686 * doc/cpp.texi: Update documentation of extended identifiers.
6687 * doc/cppopts.texi (-fextended-identifiers): Document.
6689 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6691 PR tree-optimization/23929
6692 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6695 PR tree-optimization/23818
6696 * tree-stdarg.c (execute_optimize_stdarg): Call
6697 calculate_dominance_info.
6699 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6701 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6702 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6703 (compute_overlap_steps_for_affine_1_2): Use
6704 get_number_of_iters_for_loop.
6705 (analyze_subscript_affine_affine): Check whether difference is
6707 Use get_number_of_iters_for_loop.
6708 Check whether overlap occurs outside of bounds.
6709 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6711 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6713 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6714 base register if possible.
6716 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6718 PR tree-optimization/18463
6719 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6720 converting it directly is not possible.
6721 (chrec_convert_aggressive): New function.
6722 * tree-chrec.h (chrec_convert_aggressive): Declare.
6723 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6724 Fold chrec conversions aggressively if asked to.
6725 (instantiate_parameters): Modified because of changes in
6726 instantiate_parameters_1.
6728 2005-09-19 Richard Henderson <rth@redhat.com>
6730 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6731 (reduc_splus_v2df): New.
6733 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6735 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6736 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6738 2005-09-19 Richard Henderson <rth@redhat.com>
6740 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6743 2005-09-19 Richard Henderson <rth@redhat.com>
6745 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6746 (ia64_expand_dot_prod_v8qi): New.
6747 * config/ia64/ia64-protos.h: Update.
6748 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6749 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6750 sdot_prodv8qi, sdot_prodv4hi): New.
6751 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6753 2005-09-19 Richard Henderson <rth@redhat.com>
6756 * real.c (exact_real_truncate): Return false if the format cannot
6757 represent the number as a normal.
6759 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6760 for a memory source.
6762 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6764 * tree-ssa-operands.c (swap_tree_operands): Export.
6765 * tree.h (swap_tree_operands): Declare.
6766 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6767 Call swap_tree_operands.
6769 2005-09-19 Richard Henderson <rth@redhat.com>
6771 * tree-flow.h (merge_alias_info): Declare.
6772 * tree-ssa-copy.c (merge_alias_info): Export.
6773 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6774 (vect_create_data_ref_ptr): Use create_iv directly.
6775 (vectorizable_load): Use correct types for integer constants.
6776 (vect_generate_tmps_on_preheader): Likewise.
6777 (vect_gen_niters_for_prolog_loop): Likewise.
6779 2005-09-19 Steven Bosscher <stevenb@suse.de>
6781 PR rtl-optimization/23943
6782 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6784 2005-09-18 Jan Hubicka <jh@suse.cz>
6786 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6788 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6790 * varasm.c (output_constant): Do not abort on conversions to union
6791 types between different sizes.
6793 2005-09-18 Richard Guenther <rguenther@suse.de>
6796 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6799 2005-09-18 Paul Brook <paul@codesourcery.com>
6801 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6803 2005-09-17 Richard Henderson <rth@redhat.com>
6805 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6806 * tree-ssa-loop.c (pass_vect_dce): Remove.
6807 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6810 2005-09-17 Richard Henderson <rth@redhat.com>
6812 * tree-pass.h (pass_vect_dce): Declare.
6813 * passes.c (init_optimization_passes): Add it.
6814 * tree-flow.h (tree_ssa_dce): Declare.
6815 * tree-ssa-dce.c (tree_ssa_dce): Export.
6816 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6817 (gate_tree_vectorize): ... here.
6818 (pass_vect_dce): New.
6820 2005-09-17 Jan Hubicka <jh@suse.cz>
6822 * except.c (struct eh_status): Turn region_array into vec.
6823 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6824 convert_from_eh_region_ranges, find_exception_handler_labels,
6825 current_function_has_exception_handlers, assign_filter_values,
6826 build_post_landing_pads, dw2_build_landing_pads,
6827 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6828 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6829 foreach_reachable_handler, can_throw_internal_1,
6830 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6832 (duplicate_eh_region_1): Update region_array.
6833 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6835 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6838 * expmed.c (expand_mult): Substitute simple register for op0 when
6841 2005-09-17 Richard Henderson <rth@redhat.com>
6843 * expr.c (emit_move_via_integer): Add force argument, pass it on
6844 to emit_move_change_mode. Update callers.
6845 (emit_move_complex): Pass true to new force argument.
6846 * function.c (expand_function_end): Move expand_eh_return call
6847 earlier. Merge sub-word complex values into a pseudo before
6848 copying to the return hard register.
6850 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6852 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6853 between different sizes.
6855 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6859 * passes.c (init_optimization_passes): Register dump files for
6862 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6864 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6865 * config/s390/s390.c (s390_overlap_p): New function.
6866 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6867 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6870 2005-09-16 Richard Guenther <rguenther@suse.de>
6872 * ipa-pure-const.c (static_execute): Free auxiliar information.
6873 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6874 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6876 2005-09-15 DJ Delorie <dj@redhat.com>
6878 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6880 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6882 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6884 (swap_commutative_operands_with_target): New.
6886 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6888 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6891 (estimate_iters_using_array): New function.
6892 * tree-data-ref.h (estimate_iters_using_array): Prototype
6893 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6894 Use estimate_iters_using_array instead of analyze_array.
6896 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6898 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6901 2005-09-15 Michael Matz <matz@suse.de>
6903 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6905 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6907 PR tree-optimization/23835
6908 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6909 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6911 2005-09-14 Richard Henderson <rth@redhat.com>
6913 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6914 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6916 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6918 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6919 in the ARRAY_TYPE case.
6921 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6923 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6925 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6928 * tree-vect-transform.c (vectorizable_operation): Return false for
6929 scalar shift operations and for vector shift operations with
6930 non-invariant shift arguments. Use scalar tree operand op1 as
6931 a shift operand when vector shift insn pattern uses scalar shift
6933 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6935 2005-09-14 Olivier Hainque <hainque@adacore.com>
6937 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6938 value if it has side-effects.
6940 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6943 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6945 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6947 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6948 passed as NAME as if it were label at start of function code.
6950 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6952 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6955 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6957 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6958 as early clobber. Rewrite so the PIC register is not implicitly used.
6960 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6962 * tree.c (annotate_with_file_line): Compare line numbers before
6965 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6968 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6969 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6971 2005-09-13 Ian Lance Taylor <ian@airs.com>
6973 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6974 than a HOST_WIDEST_INT to gen_doloop_begin.
6976 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6978 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6980 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6982 PR tree-optimize/23817
6983 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6985 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6988 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6989 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6990 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6991 (restore_stack_nonlocal): Likewise.
6992 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6994 2005-09-12 Ian Lance Taylor <ian@airs.com>
6997 * c.opt (ffriend-injection): New C++ option.
6998 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6999 (C++ Dialect Options): Document -ffriend-injection.
7001 2005-09-12 Josh Conner <jconner@apple.com>
7004 * ipa-reference.c (static_execute): Don't mark variables in
7005 named sections TREE_READONLY.
7007 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7009 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7012 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7014 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7015 V_MUST_DEF instead of just the first_use_p.
7016 Don't mark the virtual variables for renaming on the statement which
7018 (pass_dse): Remove TODO_update_ssa.
7020 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7023 * stor-layout.c (compute_record_mode): For records with a single
7024 field, actually check the field's mode size against the type size.
7026 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7027 registers for TARGET_SHMEDIA.
7028 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7029 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7030 of GENERAL_REGS and FP_REGS.
7032 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7034 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7036 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7038 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7039 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7040 are omitted. Exclude stack_tie insn too.
7042 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7044 PR rtl-optimization/23098
7045 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7047 * config/rs6000/rs6000.md (movdf splitter): Use
7048 const_double_operand predicate for TARGET_POWERPC64.
7049 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7050 SYMBOL_REF method to ABI_V4.
7052 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7053 replace_equiv_address.
7054 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7055 rs6000_sr_alias_set and MEM_NOTRAP.
7056 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7058 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7060 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7061 handle CALL_EXPR again.
7063 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7065 * arm/predicates.md (alignable_memory_operand): Delete.
7067 2005-09-10 Richard Henderson <rth@redhat.com>
7070 * dbxout.c (dbxout_expand_expr): New.
7071 (dbxout_symbol): Use it.
7073 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7075 * arm.c (arm_gen_rotated_half_load): Delete.
7076 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7077 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7078 (thumb_set_return_address): Likewise.
7079 (thumb_load_double_from_address): Use adjust_address.
7080 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7081 (extendhsisi2_mem, movhi_bytes): Use change_address.
7082 (movhi): Use widen_memory_access.
7083 (reload_out_df): Use replace_equiv_address.
7084 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7086 2005-09-09 Richard Henderson <rth@redhat.com>
7089 * dbxout.c: Include expr.h.
7090 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7091 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7092 * Makefile.in (dbxout.o): Add EXPR_H.
7094 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7096 PR tree-optimization/23509
7097 * tree-cfg.c (replace_uses_by): Use replace_exp.
7098 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7099 pointers have name_mem_tag or type_mem_tag set.
7101 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7103 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7104 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7105 of wrongly accessing operands.
7107 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7109 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7110 * tree-chrec.c: Include tree-scalar-evolution.h.
7111 (chrec_convert): Instantiate the base and step before calling
7112 scev_probably_wraps_p that would fail on parametric evolutions.
7113 Collect all the fails into a single section failed_to_convert,
7114 print a diagnostic, and return chrec_dont_know instead of calling
7116 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7117 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7119 (scev_const_prop): Don't replace the definition of a loop closed ssa
7120 phi node by itself, or by another loop closed ssa phi node.
7121 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7122 that base and step are defined.
7124 2005-09-09 Richard Guenther <rguenther@suse.de>
7127 * fold-const.c (fold_ternary): Check truth_value_p before
7128 calling invert_truthvalue.
7130 2005-09-09 Nick Clifton <nickc@redhat.com>
7132 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7133 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7134 dimension of these arrays.
7135 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7137 * longlong.h: Only provide a prototype for the __clz_tab[] array
7138 if this header has not been included from libgcc2.h.
7139 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7141 Provide prototypes for exported functions.
7142 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7145 2005-09-08 Josh Conner <jconner@apple.com>
7149 * expr.c (expand_expr_addr_expr_1): Don't invoke
7150 expand_simple_binop for EXPAND_INITIALIZER.
7152 2005-09-08 Richard Henderson <rth@redhat.com>
7155 * toplev.c (wrapup_global_declaration_1): Split out ...
7156 (wrapup_global_declaration_2): ... from ...
7157 (wrapup_global_declarations): ... here. Return bool.
7158 (check_global_declaration_1): Split out ...
7159 (check_global_declarations): from here.
7160 (emit_debug_global_declarations): New.
7161 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7162 check_global_declaration_1, emit_debug_global_declarations): Declare.
7163 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7164 of decls. Call wrapup_global_declaration_1,
7165 wrapup_global_declaration_2, check_global_declaration_1 directly.
7166 (c_write_global_declarations_2): New.
7168 (c_write_global_declarations): Call c_write_global_declarations_2.
7169 * langhooks.c (write_global_declarations): Call
7170 emit_debug_global_declarations.
7172 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7173 remove decls that have DECL_RTL_SET_P.
7174 * passes.c (rest_of_decl_compilation): Invoke
7175 cgraph_varpool_finalize_decl for all but functions.
7177 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7179 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7180 the result of a conversion if the new min and max cannot be compared.
7182 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7184 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7185 (override_options): Setting s390_sr_alias_set removed.
7186 (save_fpr, save_gprs): Set alias set to vararg or frame.
7187 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7188 s390_sr_alias_set with get_frame_alias_set ().
7189 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7190 get_varargs_alias_set ().
7192 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7196 * c-parser.c (c_parser_objc_method_definition): If the next
7197 token is not "{", error out and don't start the function.
7199 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7201 * tree-vrp.c (extract_range_from_expr): Move the check for non
7202 nullness after the check for gimple invariant.
7204 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7206 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7208 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7211 * config/m32r.md (movmemsi_internal): Canonicalize order of
7212 operands in PLUS component of template.
7214 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7216 * reload1.c (fixup_eh_region_note): Remove assertion.
7217 (fixup_abnormal_edges): Reverted removal of call to
7218 find_many_sub_basic_blocks made on 2005-08-31.
7220 2005-09-07 Richard Henderson <rth@redhat.com>
7222 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7223 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7224 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7225 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7226 rearrange for better packing.
7227 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7228 (lookup_cfa_1): Remove inline marker.
7229 (cfa_equal_p): Split out of ...
7230 (def_cfa_1): ... here. Use INVALID_REGNUM.
7231 (build_cfa_loc): Handle !cfa->indirect.
7232 (frame_pointer_cfa_offset): New.
7233 (dbx_reg_number): Assert register elimination performed; do
7234 leaf register remapping.
7235 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7236 (eliminate_reg_to_offset): New.
7237 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7238 for verifiably local stack frame addresses; re-base to CFA.
7239 (mem_loc_descriptor): Remove can_use_fbreg argument.
7240 (concat_loc_descriptor, loc_descriptor): Likewise.
7241 (containing_function_has_frame_base): Remove.
7242 (rtl_for_decl_location): Don't do register elimination or
7243 leaf register remapping here.
7244 (secname_for_decl): Split out from ..
7245 (add_location_or_const_value_attribute): ... here.
7246 (convert_cfa_to_loc_list): New.
7247 (compute_frame_pointer_to_cfa_displacement): New.
7248 (gen_subprogram_die): Use them.
7249 * tree.h (frame_base_decl): Remove.
7250 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7251 (prologue_stack_adjust): Remove.
7252 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7253 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7254 (set_frame_base_location): Remove.
7255 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7256 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7257 (vt_add_function_parameters): Don't eliminate_regs.
7258 (vt_initialize): Don't create frame_base_decl.
7260 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7262 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7263 version of GNU binutils for 4.x and later.
7265 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7267 * ggc-page.c (ggc_push_context): Remove.
7268 (ggc_pop_context): Likewise.
7269 * ggc.h (ggc_push_context): Remove.
7270 (ggc_pop_context): Likewise.
7272 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7275 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7276 returning from an interrupt handler.
7278 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7281 * config/arc/arc.c (output_shift): Add check for loop count when
7284 2005-09-06 Steven Bosscher <stevenb@suse.de>
7286 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7288 (abs_replacement): Likewise.
7289 (pass_phiopt): Remove TODO_update_ssa.
7291 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7294 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7295 if "return with no value, in function returning non-void" warning
7297 * tree-cfg.c (execute_warn_function_return): Don't look at
7298 RETURN_EXPRs with TREE_NO_WARNING set.
7301 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7302 for internal functions doesn't use registers used by global registers
7303 variables. Use fewer register parameters if there are global register
7306 2005-09-06 Olivier Hainque <hainque@adacore.com>
7307 Eric Botcazou <ebotcazou@adacore.com>
7310 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7311 when we would be extracting outside its bit span (bitpos+bitsize
7312 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7313 Ada unchecked conversions.
7315 2005-09-06 Steven Bosscher <stevenb@suse.de>
7317 * tree-ssa-pre.c (try_look_through_load): New function.
7318 (compute_avail): Use it to try to look through loads for some
7319 more useful expressions.
7321 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7323 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7324 condition for detecting cases like (a&a) and (a^a).
7326 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7328 * common.opt: Add option ftree-vect-loop-version.
7329 * params.def: Add --param vect-max-version-checks.
7330 * doc/invoke.texi: Document ftree-vect-loop-version and
7331 --param vect-max-version-checks.
7332 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7333 may_misalign_stmts and defines for accessors.
7334 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7335 LOOP_VINFO_MAY_MISALIGN_STMTS.
7336 (destroy_loop_vec_info): VEC_free for
7337 LOOP_VINFO_MAY_MISALIGN_STMTS.
7338 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7339 Update documentation.
7340 (vect_update_misalignment_for_peel): New.
7341 (vect_enhance_data_refs_alignment): Update to choose loop
7342 peeling or loop versioning if appropriate for the (potentially)
7343 unaligned data references in the loop.
7344 (vect_analyze_data_refs_alignment): Remove call to
7345 vect_enhance_data_refs_alignment so the checks can be done
7347 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7348 and move up call to vect_analyze_data_refs_alignment.
7349 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7350 (vect_transform_loop): Add call to loop_version.
7352 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7354 PR rtl-optimization/23098
7355 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7356 * simplify-rtx.c (constant_pool_reference_p): New function.
7357 * rtl.h (constant_pool_reference_p): New prototype.
7358 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7359 constant_pool_reference_p in condition and
7360 avoid_constant_pool_reference in preparation statements.
7362 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7364 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7365 STRICT_LOW_PART SETs.
7367 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7370 * except.c (sjlj_emit_function_enter): Find the function begin
7371 note even when it's not in first basic block.
7373 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7375 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7376 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7377 * aclocal.m4: Regenerate.
7379 2005-09-05 DJ Delorie <dj@redhat.com>
7381 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7384 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7386 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7387 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7388 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7389 Follow spelling conventions.
7390 * doc/invoke.texi: Follow spelling conventions.
7392 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7394 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7395 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7396 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7398 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7401 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7402 (output_stack_adjust): Use gen_tmp_stack_mem.
7403 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7404 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7405 (sh_get_pr_initial_val): Likewise.
7406 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7407 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7408 * sh.md (divsi_inv_m0): Use gen_const_mem.
7409 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7410 (movdf_i4+1): Use gen_tmp_stack_mem.
7411 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7412 (fpu_switch+2): Likewise.
7413 (movv4sf_i, movv16sf_i): Use adjust_address.
7414 (symGOT_load): Set MEM_NOTRAP_P bit.
7416 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7419 * pa.c (emit_move_sequence): Fix typo in last change.
7421 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7423 PR rtl-optimization/23454
7424 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7427 2005-09-03 Richard Henderson <rth@redhat.com>
7428 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7431 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7434 2005-09-02 Nicolas Pitre <nico@cam.org>
7436 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7437 to bit_count to 32 bits.
7439 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7442 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7443 generating synthetic loads from volatile lvalues.
7445 005-09-02 Nick Clifton <nickc@redhat.com>
7447 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7448 __ctzhi2, __clzhi2): New functions.
7450 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7453 * tree-nested.c (struct var_map_elt): Mark with GTY.
7454 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7456 (lookup_field_for_decl): Allocate new element in GC memory.
7457 (lookup_tramp_for_decl): Likewise.
7458 (convert_nl_goto_reference): Likewise
7459 (create_nesting_tree): Allocate info in GC memory. Likewise for
7461 (free_nesting_tree): Free with ggc_free instead of free.
7462 (root): New static variable.
7463 (lower_nested_functions): Remove root as local variable. And zero out
7464 root at the end of the function.
7466 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7468 PR rtl-optimization/20365
7469 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7470 to short. New member ix.
7471 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7472 (simplify_plus_minus): Initialize ix members before calling qsort.
7474 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7476 PR tree-optimization/23626
7477 * tree-cfg.c (replace_uses_by): Clean up eh info.
7479 2005-09-01 DJ Delorie <dj@redhat.com>
7481 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7484 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7486 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7487 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7490 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7492 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7493 do not issue warning for a variable definition following
7496 2005-09-01 Richard Henderson <rth@redhat.com>
7499 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7500 conversion to CONST_VECTOR.
7502 2005-09-01 Richard Henderson <rth@redhat.com>
7505 * reload1.c (reload_as_needed): Check !CALL_P before calling
7506 fixup_eh_region_note.
7507 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7509 2005-09-01 DJ Delorie <dj@redhat.com>
7511 * varasm.c (output_constant): Let the target resolve
7512 conversions of addresses to non-default pointer sizes.
7514 2005-09-01 Nicolas Pitre <nico@cam.org>
7516 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7517 to alow matching ARM pre-indexed addressing mode.
7518 (arm_override_options): Remove now irrelevant comment.
7520 2005-09-01 Phil Edwards <phil@codesourcery.com>
7522 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7523 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7524 * config/i386/vxworks.h: Likewise.
7525 * config/i386/t-vxworksae: New file, for VxWorks AE.
7526 * config/i386/vxworksae.h: Likewise.
7528 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7530 PR tree-optimization/23410
7531 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7532 sequence is not wrapping during the first step.
7534 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7537 * dwarf2out.c (base_type_die): Compare char_type_node with
7538 TYPE_MAIN_VARIANT (type), not type.
7540 2005-09-01 Richard Guenther <rguenther@suse.de>
7542 PR tree-optimization/15366
7543 * common.opt: Add -finline-functions-called-once.
7544 Put -fearly-inlining in alphabetically ordered place.
7545 * doc/invoke.texi: Document new option.
7546 * ipa-inline.c (cgraph_decide_inlining): Honour
7547 flag_inline_functions_called_once.
7549 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7551 PR rtl-optimization/23478
7552 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7553 (alloc_qty): Initialize it.
7554 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7555 (combine_regs): Combine also n_throwing_calls_crossed fields.
7556 (find_free_reg): Don't attempt to caller-save pseudos crossing
7557 calls that might throw.
7558 * global.c (struct allocno): Add throwing_calls_crossed field.
7559 (global_alloc): Revert 2005-08-22 change. Initialize
7560 throwing_calls_crossed.
7561 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7564 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7567 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7568 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7569 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7570 (and64_2_operand): Tweak to use predicate.
7571 (and_operand): Adjust for mask_operand changes.
7572 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7573 (print_operand): Likewise.
7574 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7575 (mask64_1or2_operand): Delete.
7576 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7577 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7578 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7579 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7580 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7581 (rotldi3_internal4): Likewise.
7582 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7583 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7584 (ashldi3_internal7): Likewise.
7585 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7586 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7587 (anddi3 split): Don't match mask64_operand.
7588 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7589 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7590 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7591 't' splitter predicate.
7592 (movdi_internal64 + 2): Revert 2005-06-11 change.
7594 2005-08-31 DJ Delorie <dj@redhat.com>
7596 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7597 (m32c_asm_integer): Add support for 32 bit pointers.
7599 2005-08-31 Richard Henderson <rth@redhat.com>
7601 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7602 component-like references for setting MEM_NOTRAP_P.
7604 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7605 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7607 2005-08-31 Richard Henderson <rth@redhat.com>
7609 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7610 into a pseudo before applying gen_lowpart.
7612 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7614 * doc/install.texi (Specific): Update cctools version required
7615 for full functionality.
7616 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7617 linkers as -macosx_version_min.
7619 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7622 * sh.c (print_operand, %R and %S): Add handling of floating point
7623 registers, memory, constants and invalid operands.
7625 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7627 * ipa-pure-const.c: Change dump name.
7629 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7632 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7633 to "reg_or_0_operand".
7634 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7636 2005-08-31 Dale Johannesen <dalej@apple.com>
7638 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7639 loops that count down.
7641 2005-08-31 Richard Henderson <rth@redhat.com>
7644 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7645 (fixup_eh_region_note): New.
7646 (reload_as_needed): Call it.
7647 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7648 don't call find_many_sub_basic_blocks; call verify_flow_info.
7649 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7650 (keep_stack_depressed): Likewise.
7651 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7653 2005-08-31 Richard Henderson <rth@redhat.com>
7655 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7658 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7660 * expr.c (expand_expr_real_1): Compare size of address
7661 mode to target's address mode size in deciding expansion of
7662 the constant address.
7664 2005-08-31 Richard Guenther <rguenther@suse.de>
7667 * expr.c (all_zeros_p): New function.
7668 (expand_expr_real_1): Handle the case of an all-zero
7669 non-addressable constructor separately.
7671 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7673 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7674 arguments, adjust all callers.
7675 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7677 2005-08-30 Richard Henderson <rth@redhat.com>
7680 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7681 whenever the mode sizes match.
7683 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7685 * calls.c (load_register_parameters): Fix comment typo.
7686 * expr.c (emit_push_insn): Comment formatting.
7688 2005-08-30 Ian Lance Taylor <ian@airs.com>
7690 * config/i386/x-cygwin (host-cygwin): Change dependency from
7691 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7693 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7695 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7698 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7701 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7702 call to ggc_collect.
7704 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7707 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7708 beginning. Remove $(INCLUDES) from all the rules, if following
7709 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7711 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7714 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7715 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7716 not constant, but maxlen is, don't set len to maxlen, rather
7717 set maxlen to len if len is a constant.
7719 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7721 PR tree-optimization/23475
7722 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7725 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7727 Fix PR middle-end/22455
7729 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7730 Checksum only the parts of the tree that exist for the tree code.
7732 2005-08-28 Dale Johannesen <dalej@apple.com>
7734 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7736 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7738 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7740 2005-08-28 Richard Henderson <rth@redhat.com>
7742 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7743 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7746 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7749 * builtins.c (get_memory_rtx): Don't strip nops
7750 in between COMPONENT_REFs.
7752 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7755 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7757 (gimplify_modify_expr): Check for zero sized types and gimplify the
7758 rhs and lhs as statements.
7760 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7763 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7764 state for return address column of signal frames.
7766 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7769 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7770 bytes >= 2 not bytes == 2.
7771 (expand_block_move): Same.
7773 2005-08-27 Richard Guenther <rguenther@suse.de>
7776 * config/i386/sse.md (sse2_movsd): Add missing closing
7779 2005-08-27 Paul Brook <paul@codesourcery.com>
7781 * genrecog.c (enum decision_type): Add DT_num_insns.
7782 (struct decision_test): Add u.num_insns.
7783 (add_to_sequence): Add DT_num_insns test.
7784 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7785 (write_cond, debug_decision_2): Ditto.
7786 (change_state): Assume peep2_next_insn never fails.
7787 Remove "afterward" argument.
7788 (write afterward, write_tree): Update to match.
7789 * recog.c (peep2_current_count): New variable.
7790 (peep2_next_insn): Check it.
7791 (peephole2_optimize): Set peep2_current_count.
7792 * recog.h (peep2_current_count): Declare.
7794 2005-08-26 Josh Conner <jconner@apple.com>
7797 * ipa-pure-const.c (check_tree): Check for volatile-ness
7798 when considering a dereference.
7800 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7802 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7804 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7806 PR rtl-optimization/23561
7807 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7808 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7809 at most LEN bytes long memory fits into the field.
7810 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7811 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7812 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7814 2005-08-26 Richard Henderson <rth@redhat.com>
7817 * loop.c (biased_biv_may_wrap_p): New.
7818 (maybe_eliminate_biv_1): Use it to suppress non-equality
7819 comparison transformations. Delete disabled code.
7821 2005-08-26 Ian Lance Taylor <ian@airs.com>
7823 * combine.c (make_extraction): Avoid reference outside object.
7825 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7827 * stor-layout.c (finalize_type_size): Restore behaviour for
7828 non-aggregate types to the status quo ante of the patch for
7829 pr 23467. Document why it matters.
7831 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7834 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7835 array by one element, initialize the BT_LAST element with NULL.
7837 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7839 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7840 optimizing for size.
7842 (compare_plus_eqsi): Same.
7843 (plus_eqsi_compare): Same.
7844 (neg_eq0<mode>): Same.
7845 (neg_eq<mode>): Same.
7847 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7850 2005-08-26 Nick Clifton <nickc@redhat.com>
7852 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7853 TARGET_EP is not defined.
7854 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7855 TARGET_EP is enabled.
7856 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7857 * config/v850/v850.md (save_all_interrupt): Only use the EP
7858 register if TARGET_EP is defined.
7859 (restore_all_interrupt): Likewise.
7860 * config/v850/lib1funcs.asm: Update functions so that the EP
7861 register is only used if __EP__ is defined.
7863 2005-08-26 David Ung <davidu@mips.com>
7865 * config/mips/mips.c (mips_expand_prologue): Handle case when
7866 generating for MIPS16 and the outgoing argument area is more than
7867 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7870 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7872 * config/crx/crx.md: Make doloop_end pattern usage controllable
7873 via mloop-nesting=<max-nesting> command line switch. Make sure
7874 the combiner cannot use doloop_end_<mode> in an illegal way.
7875 * config/crx/crx.c: Use regs up to r6 for argument passing.
7876 Refine crx_address_cost (non cst4 displacements are expensive).
7877 * config/crx/crx.opt: Add switch for mloop-nesting=.
7879 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7881 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7882 (UNSPEC_MVST): New constant.
7884 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7886 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7887 Reject operands containing eliminable registers.
7888 * testsuite/gcc.dg/20050825-1.c: New testcase.
7890 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7891 Jan Hubicka <jh@suse.cz>
7893 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7895 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7897 PR tree-optimization/23546
7898 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7901 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7903 * params.def (PARAM_MIN_SPEC_PROB): New.
7904 * sched-rgn.c (MIN_PROBABILITY): Delete.
7905 (compute_trg_info): Convert to PARAM_VALUE.
7906 * doc/invoke.texi (param): Document min-spec-prob.
7908 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7910 * config/darwin.h: define __PIC__
7911 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7912 TARGET_OS_CPP_BUILTINS macro.
7914 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7916 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7919 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7921 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7923 * cfghooks.c (duplicate_block): Added position where to place
7924 new block as argument.
7925 * cfghooks.h (duplicate_block): Declaration changed.
7926 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7928 * cfglayout.h (copy_bbs): Declaration changed.
7929 * cfgloop.h (loop_version): Declaration changed.
7930 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7931 position to copy_bbs.
7932 (loop_version): Pass position to duplicate_loop_to_header_edge.
7933 Add place_after argument and position new blocks according to
7935 * modulo-sched.c (sms_schedule): Pass place_after argument
7937 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7938 * tree-cfg.c (split_edge_bb_loc): New function.
7939 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7940 to determine position of new blocks.
7941 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7943 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7944 argument to duplicate_block.
7945 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7946 Pass position to copy_bbs.
7948 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7950 * fold-const.c (ptr_difference_const): Use
7951 cst_and_fits_in_hwi instead of host_integerp.
7953 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7955 * config/darwin.c (gen_pic_offset): New.
7956 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7959 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7961 PR tree-optimization/23486
7962 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7964 2005-08-23 Phil Edwards <phil@codesourcery.com>
7966 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7967 remove use_collect2.
7968 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7970 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7971 configuration files to override the default value.
7973 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7974 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7975 * config/vx-common.h: New file, split out from...
7976 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7977 * config/vxworksae.h: New file, for VxWorks AE.
7978 * config/vxworks.opt: New file.
7979 * config/vxlib.c: Update for VxWorks 6.
7981 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7982 other MULTILIB_* variables appropriately.
7983 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7984 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7985 * config/rs6000/vxworks.h: Update for VxWorks 6.
7986 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7988 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7991 * config/darwin.c (machopic_select_section): Remove the hack to
7992 mark "::operator new" and "::operator delete" for coalescing
7993 even though they are not weak.
7995 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7997 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7998 * configure: Regenerate.
8000 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8003 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8005 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8006 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8009 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8011 * config/rs6000/predicates.md (equality_operator): New.
8012 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8013 comparison with a large constant.
8015 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8017 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8019 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8021 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8022 registers is even, and we have a hardware double precision fp,
8024 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8025 size of current argument when checking if argument was passed in
8028 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8031 * stor-layout.c (finalize_type_size): Dont override
8032 existing alignment with a smaller alignment from the mode.
8034 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8036 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8037 * lambda.h (lambda_vector_lexico_pos): ... here.
8038 * tree-data-ref.c (build_classic_dist_vector): Return false when
8039 the distance vector is lexicographically negative.
8041 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8043 PR tree-optimization/23511
8044 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8045 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8047 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8049 PR tree-optimization/22043
8050 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8051 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8052 If ALLOW_FLEXARR, handle types ending with flexible array member.
8053 Pass false as second argument to recursive count_type_elements calls.
8054 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8055 argument to count_type_elements call.
8056 * tree-sra.c (decide_block_copy): Likewise.
8057 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8058 for a constant-sized object, set cleared as well. Pass true as
8059 second argument to count_type_elements call.
8061 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8064 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8065 from legitimate_small_data_p, and make global. Update use.
8066 Remove forward declaration.
8067 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8069 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8071 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8073 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8074 of scratch intermediates.
8075 (eq<mode>_compare): Same.
8076 (neg_eq0<mode>): New.
8077 (neg_eq<mode>): Convert to define_insn_and_split.
8079 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8082 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8083 stdarg functions, set/clear the fp marker even when no variable
8085 * config/rs6000/sysv4.opt (mprototype): Describe.
8087 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8089 PR rtl-optimization/23478
8090 * regs.h (reg_info): Add throw_calls_crossed.
8091 (REG_N_THROWING_CALLS_CROSSED): Define.
8092 * flow.c (allocate_reg_life_data): Initialize
8093 REG_N_THROWING_CALLS_CROSSED.
8094 (propagate_one_insn, attempt_auto_inc): Update
8095 REG_N_THROWING_CALLS_CROSSED.
8096 * global.c (global_alloc): Don't allocate pseudos across
8097 calls that may throw.
8099 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8102 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8103 value is inbetween the range if we did not find an exact match.
8105 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8107 * doc/invoke.texi (Option Summary): Add ms1 options.
8108 * doc/extend.texi: Document interrupt handler attribute for ms1.
8109 * doc/md.texi: Document ms1 constraints.
8110 * config.gcc: Add ms1-*-elf.
8111 * config/ms1/ms1.h: New.
8112 * config/ms1/ms1.c: New.
8113 * config/ms1/ms1.md: New.
8114 * config/ms1/ms1-protos.h: New.
8115 * config/ms1/ABI.txt: New.
8116 * config/ms1/crti.asm: New.
8117 * config/ms1/crtn.asm: New.
8118 * config/ms1/lib2extra-funcs.c: New.
8119 * config/ms1/t-ms1: New.
8120 * config/ms1/ms1.opt: New.
8122 2005-08-22 Ira Rosen <irar@il.ibm.com>
8124 * config/rs6000/altivec.md (xorv4sf3): New.
8125 (negv4sf2, neg<mode>2): Likewise.
8127 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8130 * config/ia64/ia64.md (divsi3): Check divide by zero.
8131 (udivsi3): Likewise.
8133 (udivdi3): Likewise.
8135 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8137 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8138 up to elem_bitsize bits, not max_bitsize.
8140 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8142 PR tree-optimization/23433
8143 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8144 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8146 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8148 PR tree-optimization/23434
8149 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8150 the iteration bound is not an INTEGER_CST.
8152 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8154 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8155 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8156 NULL if need_epilog_adjust is false.
8157 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8158 Case 3 always peels first itration, not just for PLUS case, and no need
8159 to use scalar_initial_def here. Create an epilog adjustment only if
8160 scalar_initial_def is not NULL.
8162 (vectorizable_reduction): Remove assert.
8164 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8167 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8168 (__moddi3): Likewise.
8169 (__udivdi3): Likewise.
8170 (__umoddi3): Likewise.
8171 (__divsi3): Likewise.
8172 (__modsi3): Likewise.
8173 (__udivsi3): Likewise.
8174 (__umodsi3): Likewise.
8176 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8178 * tree-pass.h (TDF_GRAPH): Define.
8179 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8180 * passes.c (finish_optimization_passes): Only call
8181 finish_graph_dump_file if TDF_GRAPH is set.
8182 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8183 NULL. Set TDF_GRAPH bit.
8184 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8186 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8188 * arm.h (arm_stack_offsets): Add locals_base field.
8189 * arm.c (arm_get_frame_offsets): Compute it.
8190 (thumb_compute_initial_elimination offset): Make the Thumb frame
8191 pointer point to the base of the local variables.
8192 (thumb_expand_prologue): Update accordingly.
8193 (thumb_expand_epilogue): Likewise.
8195 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8196 mode of clobbered scratch to DImode. Handle a case that's known to
8199 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8201 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8202 (gt0<mode>_compare): Delete.
8203 (neg_gt0<mode>): Delete.
8205 2005-08-19 Eric Christopher <echristo@apple.com>
8207 * optabs.h: Change CTI_ to COI_.
8210 2005-08-19 James E Wilson <wilson@specifix.com>
8212 * builtins.c (expand_builtin_return_addr): Set
8213 current_function_accesses_prior_frames when count != 0. Use
8214 frame_pointer_rtx when count == 0.
8215 * function.h (struct function): Add accesses_prior_frames field.
8216 (current_function_accesses_prior_frames): Define.
8217 * reload1.c (init_elim_table): Check
8218 current_function_accesses_prior_frames.
8219 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8221 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8223 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8224 indicator. Return true if the flowgraph changed during
8227 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8230 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8231 conditional expression before testing its value.
8233 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8235 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8237 2005-08-19 Devang Patel <dpatel@apple.com>
8239 PR tree-optimization/23048
8240 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8241 third parameter. Check whether latch is dominated by exit
8243 (if_convertible_loop_p): Supply exit block itself to
8244 if_convertible_bb_p.
8246 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8249 * arm.md (arm_load_pic_register): Change argument to the mask of
8250 saved registers. Call thumb_find_work_register if we need a
8251 scratch register on Thumb.
8252 (arm_expand_prologue): Pass empty register set to
8253 arm_load_pic_register.
8254 (thumb_expand_prologue): Pass live_regs_mask directly to
8255 arm_load_pic_register.
8256 * arm-protos.h (arm_load_pic_register): Update prototype.
8258 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8260 * sh.c (find_sole_member): New function.
8261 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8262 if the record's alignment is larger than the size of its only member.
8264 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8267 * arm.c (thumb_legitimize_reload_address): New function.
8268 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8269 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8271 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8273 * config/crx/crx.c: Implement crx_decompose_address. Reject
8274 symbolic displacements since CRX register relative adressing
8275 mode can't handle unsigned 32-bit values as displacements.
8276 * config/crx/crx.h: Simplify definitions, remove redundant
8277 parenthesis and obsolete macros.
8278 * config/crx/crx.opt: Add new switch for debugging addresses.
8279 * config/crx/crx-protos.h: Add new declarations for above.
8281 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8284 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8287 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8289 * collect2.c (dup2): Delete.
8290 * configure.ac: Don't check for dup2.
8292 * config.in, configure: Regenerate.
8294 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8296 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8297 record with the type of its only member.
8299 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8301 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8302 define_insn_and_split.
8303 (plus_ltu<mode>_compare): Same.
8304 (gtu<mode>_compare): Same.
8305 (plus_gtu<mode>_compare): Same.
8307 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8309 PR tree-optimization/22228
8310 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8312 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8313 are recorded in vect_vnames_to_rename for renaming.
8314 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8315 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8316 in vect_vnames_to_rename.
8317 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8318 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8320 2005-08-18 Jan Hubicka <jh@suse.cz>
8323 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8324 info only for local statics, not for member variables.
8326 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8328 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8330 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8332 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8334 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8337 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8339 2005-08-17 James E Wilson <wilson@specifix.com>
8341 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8344 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8346 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8347 (leu<mode>_compare): Same.
8348 (plus_leu<mode>): Same.
8349 (neg_leu<mode>): Same.
8350 (and_neg_leu<mode): Same.
8351 (ltu<mode>_compare): Same.
8352 (plus_ltu<mode>): Same.
8354 (geu<mode>_compare): Same.
8355 (plus_geu<mode>): Same.
8356 (neg_geu<mode>): Same.
8357 (and_neg_geu<mode>): Same.
8358 (plus_gt<mode>): Same.
8359 (gtu<mode>_compare): Same.
8360 (plus_gtu<mode>): Same.
8362 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8364 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8365 Move call_table_data to end. Delete spurious .text.
8366 (callt_save_all_interrupt): Fix comment typo.
8368 2005-08-17 James E Wilson <wilson@specifix.com>
8369 Kevin Winchester <winchester@amirix.com>
8372 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8374 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8377 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8378 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8380 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8382 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8383 record with the type of its only member if the modes don't match.
8385 * varasm.c (decode_reg_name): Skip empty additional register names.
8387 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8389 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8390 lsm_tmp_name_length): New.
8391 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8392 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8394 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8395 Andreas Krebbel <krebbel1@de.ibm.com>
8397 * config.gcc: Added z9-109 switch.
8398 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8399 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8400 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8401 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8402 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8403 for "z9_109" cpu attribute.
8404 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8405 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8406 (s390_handle_arch_option): Added z9-109 switch.
8407 (override_options): Set respective cost function for z9-109.
8408 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8409 (legitimate_reload_constant_p): Accept extended immediates.
8410 (print_operand): Three new output modifiers added: k, m and o.
8411 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8412 (s390_output_mi_thunk): Use extended immediate when possible.
8413 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8414 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8415 (CONSTRAINT_LEN): Added length of O constraint.
8416 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8417 * config/s390/s390.md ("cpu"): New value z9_109 added.
8418 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8419 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8420 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8421 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8422 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8423 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8424 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8425 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8426 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8427 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8428 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8429 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8430 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8431 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8432 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8434 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8435 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8436 insns for TARGET_EXTIMM.
8438 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8440 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8442 2005-08-17 Nick Clifton <nickc@redhat.com>
8444 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8445 Call default_encode_section_info.
8447 2005-08-17 Steven Bosscher <stevenb@suse.de>
8449 PR tree-optimization/21574
8450 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8451 constant, return CONSTANT.
8452 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8453 (ccp_fold, visit_assignment): Likewise.
8454 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8456 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8458 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8459 fold_buildN instead of buildN then fold_initializer or fold.
8460 (build_unary_op): Likewise.
8461 (build_binary_op): Likewise.
8462 * fold-const.c (fold_initializer): Remove.
8463 (fold_build1_initializer): New function.
8464 (fold_build2_initializer): New function.
8465 (fold_build3_initializer): New function.
8466 * tree.h (fold_initializer): Remove.
8467 (fold_build1_initializer): New function.
8468 (fold_build2_initializer): New function.
8469 (fold_build3_initializer): New function.
8471 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8473 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8474 (try_move_mult_to_index): Call fold_build2 instead of build2.
8475 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8476 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8477 fold_binary_to_constant.
8478 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8480 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8481 check if A == gcd (A, B). Remove TYPE argument.
8482 (analyze_offset) Use fold_build2 instead of fold (build.
8483 (create_data_ref): Likewise.
8484 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8485 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8488 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8490 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8491 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8493 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8496 * gimplify.c (zero_sized_type): New function.
8497 (gimplify_modify_expr_rhs): If we have a zero sized type,
8498 replace the statement with an empty statement.
8500 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8502 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8505 2005-08-16 Ian Lance Taylor <ian@airs.com>
8507 * doc/tm.texi (Label Output): Correct typo.
8509 2005-08-16 Steven Bosscher <stevenb@suse.de>
8512 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8513 force_operand will work later on using have_insn_for.
8515 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8517 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8519 2005-08-16 Ian Lance Taylor <ian@airs.com>
8522 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8523 vector type, don't try to construct it element by element. Add an
8524 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8526 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8528 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8530 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8532 * doc/invoke.texi (Precompiled Headers): Document some more options
8533 which are known to be safe.
8535 2005-08-16 James E Wilson <wilson@specifix.com>
8537 PR tree-optimization/21105
8538 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8539 TREE_OVERFLOW check.
8541 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8543 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8544 (neg_ltu<mode>): Same.
8546 (neg_gtu<mode>): Same.
8548 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8550 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8551 (fold_builtin_isdigit): Use fold_buildN.
8552 (build_function_call_expr): Likewise.
8553 * c-typeck.c (c_finish_loop): Likewise.
8555 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8556 Richard Shann <rshann@superh.com>
8558 PR middle-end/20396:
8559 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8561 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8563 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8565 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8568 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8569 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8572 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8575 * fold-const.c (build_range_check): Disable optimization for function
8576 pointer expressions on targets that require function pointer
8579 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8581 * simplify-rtx.c (simplify_const_relational_operation): When
8582 extracting arguments of a COMPARE, recompute the mode as well.
8584 2005-08-15 Ian Lance Taylor <ian@airs.com>
8586 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8588 2005-08-15 DJ Delorie <dj@redhat.com>
8590 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8592 (movsi_splittable): Allow, but split, moves to the stack.
8593 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8596 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8598 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8599 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8600 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8602 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8603 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8604 Delete HOST_PTR_PRINTF.
8606 * configure, config.in: Regenerate.
8608 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8610 * config/rs6000/rs6000.md (QHSI): New mode macro.
8611 (wd): Extend mode attr for QImode and HImode
8612 (dbits): New mode attr.
8613 (zero_extend<mode>di2): Convert to mode macro.
8615 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8618 * doc/invoke.texi (-mgnu-ld): Update description.
8621 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8624 * Makefile.in (tree-chrec.o): Depends on real.h.
8625 * tree-chrec.c: Include real.h.
8626 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8627 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8628 * tree-scalar-evolution.c (add_to_evolution_1,
8629 interpret_rhs_modify_expr): Ditto.
8631 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8634 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8635 step is negative compute the estimation from init downwards to zero.
8637 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8639 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8641 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8643 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8645 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8646 Accept double-word constants that can be split.
8647 * config/s390/s390.md ("movti"): Use 'P' constraint.
8648 ("*movdi_31", "*movdf_31"): Likewise.
8650 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8652 Fix PR tree-optimization/22615
8654 * tree-ssa-structalias.c (solution_set_add): Handle
8655 first_vi_for_offset returning NULL.
8656 (do_da_constraint): Ditto.
8657 (do_sd_constraint): Ditto.
8658 (do_ds_constraint): Ditto
8659 (find_func_aliases): Ditto.
8660 (build_constraint_graph): RHS is allowed be ANYTHING.
8661 (first_vi_for_offset): Return NULL if we couldn't find anything at
8664 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8666 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8667 over memory as first operand.
8669 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8672 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8673 available for setting it.
8675 2005-08-14 Ira Rosen <irar@il.ibm.com>
8677 PR tree-optimization/23320
8678 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8679 data-refs' types instead of base object nullness. Add check for
8680 pointer type data-refs before first location comparison. Remove
8683 2005-08-14 Andreas Schwab <schwab@suse.de>
8685 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8687 2005-08-13 James E Wilson <wilson@specifix.com>
8689 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8690 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8691 -fstack-protector-all, --param ssp-buffer-size): Document.
8692 (-Wvariadic-macros): Alphabetize.
8693 (-fsched-stalled-insns-dep): Add missing 'f'.
8695 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8698 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8700 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8701 or indirect address operand.
8702 (EXTRA_ADDRESS_CONSTRAINT): New.
8703 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8705 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8707 PR tree-optimization/22236
8708 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8709 successors and predecessors.
8710 * tree-chrec.c (chrec_convert): Before converting, check that
8711 sequences don't wrap.
8712 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8713 (analyze_array): Extern.
8714 (find_data_references_in_loop): Remove call to
8715 compute_estimated_nb_iterations.
8716 * tree-data-ref.h (analyze_array): Declared.
8717 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8718 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8719 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8720 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8722 * tree-ssa-loop-ivcanon.c: Fix documentation.
8723 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8724 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8725 (infer_loop_bounds_from_undefined): New.
8726 (estimate_numbers_of_iterations_loop): Use
8727 infer_loop_bounds_from_undefined.
8728 (used_in_pointer_arithmetic_p): New.
8729 (scev_probably_wraps_p): Pass an extra parameter. Call
8730 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8731 (convert_step): Fix documentation.
8732 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8733 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8734 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8735 scev_probably_wraps_p.
8737 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8739 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8740 (s390_register_info): Ignore clobbered_regs information for fixed
8741 registers, and only fixed registers.
8742 (s390_init_frame_layout): Remove redundant call.
8744 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8746 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8747 description of -Wold-style-casts.
8749 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8750 Jakub Jelinek <jakub@redhat.com>
8752 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8753 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8754 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8755 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8756 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8757 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8758 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8759 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8760 ("stack_protect_set", "stack_protect_test"): New expanders.
8761 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8762 "stack_protect_testdi"): New insn definitions.
8764 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8766 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8768 2005-08-12 Paul Brook <paul@codesourcery.com>
8770 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8772 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8774 * config/s390/predicates.md (setmem_operand): New predicate.
8775 (shift_count_operand): Accept ANDs with special constants as
8777 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8778 with special constants.
8779 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8780 shift_count_operand with setmem_operand.
8782 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8784 * config/s390/s390.c (s390_extract_part, s390_single_part):
8786 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8787 (s390_output_mi_thunk): Don't use lg on 31 bit.
8788 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8789 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8791 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8793 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8794 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8795 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8796 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8797 with one of the new macros.
8799 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8801 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8802 Don't set save_return_addr_p.
8803 (s390_register_info): Make clobbered_regs not depending on
8806 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8808 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8809 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8811 2005-08-11 James E. Wilson <wilson@specifix.com>
8813 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8815 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8817 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8818 locations gathered by var-tracking in single entry loc_list
8819 over loc_descriptor_from_tree.
8821 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8822 pass it down to loc_descriptor.
8823 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8824 (containing_function_has_frame_base): Move earlier in the file.
8825 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8826 instead of always assuming fbreg can't be used.
8828 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8830 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8831 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8832 Accept address wrapped in AND for Altivec.
8833 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8834 Strip AND wrapping offset address for Altivec.
8836 2005-08-11 Richard Henderson <rth@redhat.com>
8839 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8840 before using TYPE_IS_SIZETYPE.
8842 2005-08-11 Richard Henderson <rth@redhat.com>
8845 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8846 insn types not present on ev4.
8847 (alphaev5_insn_pipe): Similarly.
8849 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8852 * arm.c (arm_override_options): If the user has selected callee-super-
8853 interworking, then enable normal interworking.
8855 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8857 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8860 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8862 * doc/rtl.texi: Fix two typos.
8864 2005-08-11 Richard Guenther <rguenther@suse.de>
8867 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8868 cases where we call to/from functions returning void.
8870 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8873 * tree.c (build_pointer_type_for_mode): Robustify.
8875 2005-08-10 James E Wilson <wilson@specifix.com>
8877 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8878 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8880 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8883 2005-08-10 Eric Christopher <echristo@apple.com>
8885 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8886 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8889 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8892 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8893 for the high part when generating dynamic-no-pic code.
8895 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8897 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8898 (x86_64-*-linux*): Likewise.
8900 * config/i386/crtfastmath.c: New file.
8901 * config/i386/t-crtfm: Likewise.
8903 * config/i386/linux.h (ENDFILE_SPEC): New.
8904 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8906 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8909 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8911 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8912 (vec_shl, vec_shr): Document new operations.
8913 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8915 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8917 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8918 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8919 change predicate to indexed_or_indirect_address.
8921 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8923 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8924 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8925 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8926 and __aeabi_uwrite8.
8927 * config/arm/unaligned-funcs.c: New file.
8928 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8930 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8932 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8934 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8935 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8937 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8938 * final.c (pass_shorten_branches): Add dump.
8939 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8940 (pass_life): Rename dump.
8941 (rest_of_handle_flow2): Remove initial verify_flow_info.
8942 * function.c (pass_instantiate_virtual_regs): Add dump.
8943 * integrate.c (pass_initial_value_sets): Add dump.
8944 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8945 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8946 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8947 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8948 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8949 gate_rtl_unrool_and_peel_loops): New.
8950 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8951 rtl_doloop): Do not look at flags.
8952 * mode-switching.c (pass_mode_switching): Add dump.
8953 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8954 pass_split_before_regstack): Add dump.
8955 * regmove.c (pass_stack_adjustments): Add dump.
8956 * tree-optimize.c (pass_fixup_cfg): Add dump.
8958 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8961 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8962 deciding which instruction sequence to use.
8964 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8966 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8967 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8969 2005-08-09 Richard Guenther <rguenther@suse.de>
8971 * c-common.c (builtin_function_2): Remove.
8972 (def_builtin_1): New function.
8973 (c_common_nodes_and_builtins): Use def_builtin_1 to
8974 build builtin functions.
8976 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8978 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8979 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8980 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8983 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8985 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8986 fold_binary instead of fold_build2 since we don't care about the
8988 (loop_niter_by_eval): Likewise.
8989 (compare_trees): Likewise.
8990 (proved_non_wrapping_p): Likewise.
8992 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8996 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8997 if the if is really empty.
8999 2005-08-09 Steven Bosscher <stevenb@suse.de>
9001 PR tree-optimization/23234
9002 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9003 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9004 argument of the new enum.
9005 (execute_cse_reciprocals): Add reciprocals for function arguments
9006 on the unique successor edge of the entry block. Update other calls
9007 to execute_cse_reciprocals_1.
9009 2005-08-08 Richard Henderson <rth@redhat.com>
9012 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9014 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9016 * expr.c (write_complex_part): Return after handling MEM.
9018 2005-08-08 Josh Conner <jconner@apple.com>
9020 PR rtl-optimization/23241
9021 * combine.c (simplify_comparison): Fix error in determining
9022 whether to lift a subreg from comparison.
9024 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9027 * config/rs6000/altivec.md (vec_init<mode>): New.
9028 (vec_set<mode>): New.
9029 (vec_extract<mode>): New.
9030 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9031 (rs6000_expand_vector_set): New.
9032 (rs6000_expand_vector_extract): New.
9033 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9034 for Altivec modes before reload.
9035 (altivec_expand_vec_init_builtin): New.
9036 (get_element_number): New.
9037 (altivec_expand_vec_set_builtin): New.
9038 (altivec_expand_vec_ext_builtin): New.
9039 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9041 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9043 * config/rs6000/rs6000.h (rs6000_builtins): Add
9044 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9045 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9046 * config/rs6000/rs6000-protos.h: Declare new functions.
9048 2005-08-08 Jan Hubicka <jh@suse.cz>
9050 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9051 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9052 * i386.md (movdi*): Use pic_32bit_operand.
9053 * predicates.md (pic_32bit_operand): New.
9055 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9058 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9060 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9062 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9063 (test_for_singularity): Use fold_build2.
9065 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9067 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9069 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9071 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9072 (COMMON_ASM_OP) Define.
9073 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9074 (ix86_encode_section_info): Likewise.
9075 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9076 SUBTARGET_ENCODE_SECTION_INFO.
9078 2005-08-06 Richard Henderson <rth@redhat.com>
9081 * tree-nested.c (convert_local_reference): Save and restore val_only
9082 around component_ref and friends. Clear walk_subtrees by default.
9084 2005-08-06 Peter O'Gorman <peter@pogma.com>
9087 * gcc.c (process_command): Check the argument to -b has a dash.
9088 * doc/invoke.texi: Update -b and -V docs.
9090 2005-08-06 James E Wilson <wilson@specifix.com>
9092 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9094 2005-08-06 Michael Matz <matz@suse.de>
9096 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9097 member only if only one insn is associated with the value.
9099 2005-08-06 Nick Clifton <nickc@redhat.com>
9101 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9103 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9104 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9105 Check symbol flags instead of symbol name mangling.
9106 (xstormy16_asm_output_aligned_common): Likewise. Also
9107 simplify code since the bss100_section cass is the only case
9108 where the below100 code will be triggered.
9109 (xstormy16_encode_section_info): Encode below100 attribute
9110 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9112 (xstormy16_strip_name_encoding): Delete - this function is no
9114 (TARGET_STRIP_NAME_ENCODING): Undefine.
9115 * config/stormy16/stormy16-protos.h: Delete prototype for
9116 xstormy16_strip_name_encoding.
9118 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9120 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9121 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9122 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9123 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9124 config/alpha/predicates.md, config/arc/arc.h,
9125 config/arm/arm.h, config/arm/ieee754-df.S,
9126 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9127 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9128 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9129 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9130 config/m68hc11/m68hc11.h, config/mips/mips.c,
9131 config/mips/mips.h, config/mips/openbsd.h,
9132 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9133 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9134 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9135 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9136 config/sparc/linux.h, config/sparc/linux64.h,
9137 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9138 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9139 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9140 typos. Follow spelling conventions.
9142 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9145 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9146 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9147 specially. Check for side effects only for COND_EXPR.
9148 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9149 return with TREE_NO_WARNING.
9151 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9153 PR rtl-optimization/23233
9154 * loop.c (combine_movables): Require the modes to be the same.
9155 (move_movables): Remove handling of cases where the replacement
9156 had a different mode to the original.
9158 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9160 PR tree-optimization/23128
9161 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9162 subtraction wrap, and set TREE_OVERFLOW if they do.
9164 2005-08-05 Richard Henderson <rth@redhat.com>
9167 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9168 FORCED_LABEL labels.
9170 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9173 * reload.c (find_reloads_subreg_address): Pass down TYPE
9174 unchanged. Change all callers except find_reloads_toplev.
9176 2005-08-05 Michael Matz <matz@suse.de>
9178 * genattrtab.c (current_alternative_string): Remove.
9179 (SIMPLIFY_ALTERNATIVE): Ditto.
9180 (attr_alt_bit_p): Ditto.
9181 (alternative_name): Make const char *.
9182 (evaluate_eq_attr): Remove use of above things.
9183 (simplify_test_exp): Ditto.
9184 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9185 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9187 2005-08-04 James E Wilson <wilson@specifix.com>
9189 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9190 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9191 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9192 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9193 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9195 2005-08-04 Richard Henderson <rth@redhat.com>
9198 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9199 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9200 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9201 if we'd have to instantiate too many members.
9203 2005-08-04 Richard Henderson <rth@redhat.com>
9206 * tree-outof-ssa.c (coalesce_asm_operands): New.
9207 (coalesce_ssa_name): Use it. Split out ...
9208 (coalesce_phi_operands, coalesce_result_decls): ... these.
9210 2005-08-04 Paul Brook <paul@codesourcery.com>
9212 * read-rtl.c (read_quoted_string): Break if EOF.
9214 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9216 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9217 (fold_build2): Likewise.
9218 (fold_build3): Likewise.
9219 (fold_build1_stat): New function prototype.
9220 (fold_build2_stat): Likewise.
9221 (fold_build3_stat): Likewise.
9222 * fold-const.c (fold_build1): Rename to ..
9223 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9224 through to build1_stat.
9225 (fold_build2): Rename to ..
9226 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9227 through to build2_stat.
9228 (fold_build3): Rename to ..
9229 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9230 through to build3_stat.
9232 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9233 Ian Lance Taylor <ian@airs.com>
9235 * function.c (assign_stack_local_1): Do not correct stack slot
9236 address if allocation size is smaller than mode size.
9238 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9241 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9242 (tree_merge_blocks): Propagate anything allowed by
9244 Clarify documentation.
9245 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9246 SSA form, schedule an update if necessary.
9248 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9250 * doc/install.texi (Binaries): Remove broken link to
9251 Sinix/Reliant Unix binaries.
9253 2005-08-03 Richard Henderson <rth@redhat.com>
9256 * function.c (stack_protect_epilogue): Export.
9257 * tree.h (stack_protect_epilogue): Declare.
9258 * calls.c (expand_call): Call it.
9260 2005-08-03 Eric Christopher <echristo@apple.com>
9262 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9263 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9266 2005-08-04 Jan Hubicka <jh@suse.cz>
9268 * profile.c (branch_prob): Split edges with goto locus on them
9269 to get proper line counts.
9270 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9272 2005-08-03 Paul Brook <paul@codesourcery.com>
9274 * function.c (assign_parms): Round current_function_args_size
9275 to PARM_BOUNDARY, not STACK_BOUNDARY.
9277 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9279 * config/i386/i386.c (x86_elf_aligned_common)
9280 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9282 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9284 PR tree-optimization/23157
9285 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9286 before emitting them.
9288 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9290 PR tree-optimization/19899
9291 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9292 * tree-scalar-evolution.c: Include real.h.
9293 (add_to_evolution): Build constant -1 of correct type.
9295 2005-08-03 Jan Hubicka <jh@suse.cz>
9297 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9298 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9299 profile updating for complette unrolling.
9300 * loop-unroll.c (peel_loop_completely): Use it.
9301 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9302 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9305 2005-08-03 Paul Brook <paul@codesourcery.com>
9307 * combine.c (can_change_dest_mode): New function.
9308 (try_combine, simplify_set): Use it.
9310 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9312 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9315 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9317 * doc/install.texi (Specific): Adjust link to openavr.org.
9318 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9319 (Binaries): Adjust HP-UX Porting Center link.
9320 (Binaries): Adjust Free Software Foundation ordering link.
9322 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9324 * convert.c (convert_to_integer): Use fold_build1 instead of
9325 build1 when converting an integer to an integer.
9327 2005-08-02 Richard Henderson <rth@redhat.com>
9329 * combine.c (combine_instructions): Don't use reg_equal/equiv
9330 results if the mode doesn't match.
9332 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9334 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9335 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9337 2005-08-02 Richard Henderson <rth@redhat.com>
9340 * explow.c (memory_address): Remove special-case for
9341 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9343 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9346 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9347 number of calls to cleanup_tree_cfg_1.
9349 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9351 * doc/invoke.texi: document file extensions .F90 and .F95
9353 2005-08-02 Richard Guenther <rguenther@suse.de>
9355 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9356 positive if its first argument is positive.
9358 2005-08-02 Richard Guenther <rguenther@suse.de>
9360 PR tree-optimization/23177
9361 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9364 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9366 PR tree-optimization/23129
9367 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9368 varying for divisions with anti-ranges.
9370 2005-08-02 Jan Hubicka <jh@suse.cz>
9372 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9373 * tree-ssa-threadupdate.c (thread_block): Add it here.
9375 2005-08-01 James E Wilson <wilson@specifix.com>
9377 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9378 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9379 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9381 * config/mips/predicates.md (const_call_insn_operand): Add check for
9382 SYMBOL_REF_LONG_CALL_P.
9383 * doc/extend.texi (long_call): Document the new attribute.
9385 2005-08-01 Ian Lance Taylor <ian@airs.com>
9386 Richard Henderson <rth@redhat.com>
9388 * Makefile.in (RTL_BASE_H): Add real.h.
9389 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9391 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9393 * rtl.c (rtl_check_failed_code_mode): New.
9394 * rtl.h (struct rtx_def): Add u.rv.
9395 (XCMWINT, XCNMPRV): New.
9396 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9397 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9399 2005-08-01 Richard Henderson <rth@redhat.com>
9401 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9402 with auto-inc codes.
9404 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9406 2005-08-01 Jan Hubicka <jh@suse.cz>
9408 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9409 * i386.c: Include dwarf2.h
9410 (asm_preferred_eh_data_format): New.
9411 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9413 2005-08-01 Ian Lance Taylor <ian@airs.com>
9415 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9416 randomize_va_space for virtual address randomization control.
9418 2005-08-01 Steven Bosscher <stevenb@suse.de>
9420 * common.opt (flag_ipa_cp): Put in right place to maintain
9423 2005-08-01 Jan Hubicka <jh@suse.cz>
9425 * profile.c (compute_value_histograms): Fix thinko.
9426 * value-prof.c: Include toplev.h
9427 (check_counter): New function.
9428 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9429 tree_mod_subtract_transform): Add sanity check.
9431 2005-08-01 Richard Guenther <rguenther@suse.de>
9433 PR tree-optimization/23133
9434 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9435 current functions parameter decls to find defs to cse
9438 2005-08-01 Richard Guenther <rguenther@suse.de>
9440 PR tree-optimization/23109
9441 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9442 If trapping math is in effect, use post-dominator information
9443 to check if we'd in any case reach a trapping point before
9444 doing the reciprocal insertion.
9445 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9446 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9447 expressions are invariant only if trapping math is not in effect.
9449 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9451 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9452 cgraph_function_versioning): New declarations.
9453 * cgraphunit.c: Add include to ipa-prop.h.
9454 (update_call_expr, cgraph_copy_node_for_versioning,
9455 cgraph_function_versioning): New functions.
9456 * integrate.c (copy_decl_for_inlining): Remove.
9457 * ipa-prop.h (ipa_replace_map): New struct.
9458 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9459 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9460 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9461 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9462 ipcp_iterate_stage, ipcp_method_scale_print,
9463 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9464 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9465 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9466 ipcp_update_bb_counts, ipcp_update_profiling,
9467 ipcp_update_edges_counts): New functions.
9468 (ipcp_method_cval_init): Remove restriction regarding local methods.
9469 (ipcp_init_stage): Add ipcp_method_compute_scale.
9470 (ipcp_insert_stage): Add versioning.
9471 (ipcp_structures_print): Add ipcp_method_scale_print.
9472 (ipcp_driver): Dump profiling info.
9473 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9474 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9475 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9476 (struct inline_data): Add versioning_p, ipa_info, new fields.
9477 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9478 declare_return_variable): Replace calls to copy_decl_for_inlining with
9480 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9482 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9483 Add argument VERSIONING.
9484 (copy_arguments_for_versioning, copy_static_chain,
9485 function_versionable_p, tree_versionable_function_p,
9486 tree_function_versioning, replace_ref_tree): New functions.
9487 * tree-inline.h: Include varray.h.
9488 (tree_versionable_function_p, tree_function_versioning,
9489 tree copy_decl_for_dup): New declarations.
9491 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9493 * ipa-cp.c: New file. Contains IPCP specific functionality.
9494 * ipa-prop.h: New file. Contains structures/definitions that can be
9495 used by several interprocedural data flow optimizations (and also IPCP).
9496 * ipa-prop.c: New file.
9497 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9498 * common.opt: Add ipa-cp flag.
9499 * timevar.def: Add IPCP optimization.
9500 * tree-optimize.c (init_tree_optimization_passes): Schedule
9502 * tree-pass.h (pass_ipa_cp): Declare.
9504 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9506 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9507 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9508 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9509 config/i386/i386.c, config/mips/mips.h,
9510 config/rs6000/rs6000.h, config/sh/sh.c,
9511 config/stormy16/stormy16.c: Fix comment typos.
9513 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9516 * c-typeck.c (build_binary_op): Use common_type wrapper on
9518 (common_type): Update comment.
9520 2005-07-31 Steven Bosscher <stevenb@suse.de>
9523 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9524 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9525 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9527 2005-07-31 Jan Hubicka <jh@suse.cz>
9529 * pretty-print.h (pp_widest_integer): New macro.
9530 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9533 2005-07-31 Jan Hubicka <jh@suse.cz>
9535 * output.h (enum section_category): Export from varasm.c
9536 (categorize_decl_for_section): Likewise.
9537 * varasm.c (enum section_category): Kill.
9538 (categorize_decl_for_section): Make global.
9539 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9541 * i386.c (ix86_section_threshold): New static variable.
9542 (ix86_in_large_data_p, ix86_encode_section_info,
9543 x86_64_elf_unique_section,
9544 x86_64_elf_select_section): New functions.
9545 (TARGET_ENCODE_SECTION_INFO): Define
9546 (override_options): Enable medium model for PIC.
9547 (ix86_expand_prologue): Expand gen_set_got_rex64.
9548 (legitimate_constant_p): Handle new UNSPECs.
9549 (legitimate_pic_address_disp_p): Likewise.
9550 (legitimize_pic_address): Lower MEDIUM model addressing.
9551 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9552 (enum cmodel): Add MEDIUM_PIC.
9553 (SYMBOL_REF_FAR_ADDR_P): New macro.
9554 (SYMBOL_FLAG_FAR_ADDR): New flag.
9555 * i386.md (movdi): Support medium model.
9556 (set_got_rex64): New pattern.
9557 * i386.opt (mlarge-data-threshold): New flag.
9558 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9559 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9560 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9561 TARGET_ASM_UNIQUE_SECTION): New.
9563 * invoke.texi (-mlarge_data_threshold): Document
9565 2005-07-31 Jan Hubicka <jh@suse.cz>
9567 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9568 (coalesce_vars): Likewise.
9569 * tree-ssa-live.c (coalesce_cost): New.
9570 (build_tree_conflict_graph): Use coalesce_cost.
9571 * tree-ssa-live.h (coalesce_cost): Declare.
9573 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9575 * arm.md (all peepholes for post-increment operations): Delete.
9576 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9577 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9578 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9579 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9580 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9582 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9584 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9587 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9590 * doc/invoke.texi: Document -rdynamic.
9592 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9595 * c-parser.c (c_parser_parms_list_declarator): Call
9596 mark_forward_parm_decls.
9597 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9598 decls with visibility structure.
9600 2005-07-30 Paul Brook <paul@codesourcery.com>
9602 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9604 2005-07-30 Paul Brook <paul@codesourcery.com>
9606 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9608 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9610 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9612 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9615 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9616 nested function declarators.
9617 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9618 (grokparms): Call warn_if_shadowing for parameters used within the
9620 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9621 not used within the parameter list.
9622 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9624 2005-07-30 Jan Hubicka <jh@suse.cz>
9626 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9627 * i386.c (ix86_fixup_binary_operands): Likewise.
9628 (ix86_expand_unary_operator): Likewise.
9629 (ix86_expand_fp_absneg_operator): Likewise.
9630 * optabs.c (expand_vec_cond_expr): Validate dest.
9632 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9635 * real.c (real_from_string): Also set last bit if there is a
9636 nonzero hex digit beyond GCC's internal precision after ".".
9638 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9640 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9641 define_constants. Change duplicate values to unassigned numbers.
9642 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9643 (*altivec_vspltsf): New.
9644 (altivec_vperm_v4sf): Delete.
9645 (altivec_vperm_<mode>): Use mode macro V.
9646 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9647 (altivec_predicate_v4sf): Delete.
9648 (altivec_predicate_<mode>): Use mode macro V.
9649 (*altivec_lvesfx): New.
9650 (*altivec_stvesfx): New.
9651 (vec_realign_load_v4sf): Delete.
9652 (vec_realign_load_<mode>): Use mode macro V.
9653 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9656 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9659 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9661 * configure: Regenerated.
9663 2005-07-29 Paul Brook <paul@codesourcery.com>
9665 * doc/install.texi: Add link to GFortran binaries wiki page.
9667 2005-07-29 David Ung <davidu@mips.com>
9669 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9670 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9671 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9672 * config/mips/mips.md (cpu): Add 5kf name.
9673 (includes): Includes 5k.md.
9674 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9675 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9678 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9681 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9682 (cleanup_tree_cfg): ... here.
9683 Call cleanup_tree_cfg_1 until there are no more cleanups to
9686 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9688 * tree-vrp.c (compare_range_with_value): Return true or false
9689 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9690 EQ_EXPR respectively.
9692 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9694 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9697 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9699 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9700 (tree_ssa_dominator_optimize): Increment it.
9701 (dump_dominator_optimization_stats): Print it.
9703 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9704 Steven Bosscher <stevenb@suse.de>
9706 PR rtl-optimization/23117
9707 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9708 when head == tail. Tidy comment.
9710 2005-07-28 Richard Henderson <rth@redhat.com>
9712 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9713 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9714 * jump.c (rtx_renumbered_equal_p): Likewise.
9715 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9716 CONST_INT and CONST_DOUBLE.
9717 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9718 * reload.c (operands_match_p): Special case CONST_INT and
9719 CONST_DOUBLE; check mode earlier.
9721 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9724 * c-typeck.c (convert_for_assignment): Do not check
9725 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9727 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9730 * c-typeck.c (composite_type): Prefer constant size arrays to
9733 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9736 * real.c (real_from_string): Set last bit if there is a nonzero
9737 hex digit beyond GCC's internal precision.
9739 2005-07-28 Richard Henderson <rth@redhat.com>
9742 * cfgcleanup.c (try_forward_edges): Watch out for end of
9745 2005-07-28 James E Wilson <wilson@specifixinc.com>
9748 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9750 2005-07-28 Jan Hubicka <jh@suse.cz>
9752 * Makefile.in (rtl-profile.o): Kill all traces of it.
9753 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9754 * coverage.h (rtl_coverage_counter_ref): Kill.
9755 * opts.c (flag_speculative_prefetching_set): Kill.
9756 (flag_loop_optimize_set): New.
9757 (common_handle_option): Disable loop optimizer when profiling;
9758 do not handle speculative prefetching.
9759 * passes.c (init_optimization_passes): Replace pass_profiling combo
9760 by branch_prob pass.
9761 * profile.c (compute_value_histograms): Update for simplified value
9763 (rtl_register_profile_hooks): Kill.
9764 (pass_profiling): Kill.
9765 (rest_of_handle_branch_prob): Do not profile.
9766 * toplev.c (process_options): Remove speculative prefetching.
9767 * toplev.h (flag_tree_based_profiling): Kill.
9768 * tree-profile.c (prepare_instrumented_value,
9769 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9770 tree_gen_one_value_profiler, do_tree_profiling): Update for
9771 simplified datastructures.
9772 * value-prof.c: Add comment that speculative prefetching was dropped;
9773 update rest of file for simplified datastructures.
9774 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9775 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9776 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9777 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9778 rtl_mod_subtract, gen_speculative_prefetch,
9779 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9780 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9781 (gate_handle_value_profile_transformations,
9782 rest_of_handle_value_profile_transformations,
9783 pass_value_profile_transformations): Kill.
9784 * value-prof.h (histogram_value_t): Remove IL based unions.
9785 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9786 rtl_profile_hooks): Remove hooks.
9788 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9790 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9791 (cgraph_clone_node): Likewise.
9792 * cgraph.h (cgraph_clone_edge): Update prototype.
9793 (cgraph_clone_node): Likewise.
9794 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9796 (lookup_recursive_calls): Consider profile.
9797 (cgraph_decide_recursive_inlining): Fix updating; use new
9798 probability argument; use profile.
9799 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9800 * tree-inline.c (copy_bb): Update clal of clone_edge.
9801 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9803 * invoke.texi (min-inline-recursive-probability): Document.
9805 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9807 * doc/install.texi (Configuration): Update Valgrind homepage.
9809 2005-07-28 Richard Henderson <rth@redhat.com>
9812 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9813 labels we want to delete.
9814 (cfg_layout_merge_blocks): Likewise.
9816 2005-07-28 Richard Henderson <rth@redhat.com>
9819 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9820 when expanding to nothing.
9822 2005-07-28 Josh Conner <jconner@apple.com>
9824 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9825 (cgraph_decide_inlining_of_small_functions): Likewise.
9827 2005-07-28 Josh Conner <jconner@apple.com>
9829 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9830 direction of badness if negative.
9831 (cgraph_default_inline_p): Add reason to parameters, and assign it
9833 (cgraph_decide_inlining_of_small_functions): New parameter in call
9834 to cgraph_default_inline_p.
9835 (cgraph_decide_inlining_incrementally): Likewise.
9836 * cgraphunit.c (decide_is_function_needed): Likewise.
9837 * cgraph.h (cgraph_default_inline_p): Likewise.
9839 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9841 * builtins.c: Fix comment typo(s).
9842 * genautomata.c: Likewise.
9843 * gimplify.c: Likewise.
9844 * tree-dfa.c: Likewise.
9845 * tree-flow-inline.h: Likewise.
9846 * tree-into-ssa.c: Likewise.
9847 * tree-ssa-alias.c: Likewise.
9848 * tree-ssa-ccp.c: Likewise.
9849 * tree-ssa-copy.c: Likewise.
9850 * tree-ssa-dce.c: Likewise.
9851 * tree-ssa-dom.c: Likewise.
9852 * tree-ssa-operands.c: Likewise.
9853 * tree-tailcall.c: Likewise.
9854 * tree-vectorizer.c: Likewise.
9855 * tree-vrp.c: Likewise.
9858 2005-07-28 Jeff Law <law@redhat.com>
9860 * tree-vrp.c (test_for_singularity): Extracted from ...
9861 (simplify_cond_using_ranges): Attempt to simplify a relational
9862 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9864 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9866 PR tree-optimization/22506
9867 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9868 phis whose argument is constant.
9870 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9872 PR rtl-optimization/18992
9873 Back out this patch:
9874 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9875 PR optimization/12142
9876 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9877 uses of the register in the SET_SRC. Remove unnecessary argument.
9879 Replace it with this:
9880 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9881 if flag_non_call_exceptions is set and the insn may trap, pass
9882 pc_rtx as dest for recursion.
9883 In SET_SRC part of SET case, if dest is already set, pass it down
9886 2005-07-28 Jan Hubicka <jh@suse.cz>
9888 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9889 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9890 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9892 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9893 profile when available.
9895 2005-07-28 Jan Beulich <jbeulich@novell.com>
9897 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9898 (ia64_print_operand): Describe and handle 'X'.
9899 (ia64_register_move_cost): Also handle FP_REGS.
9900 (ia64_preferred_reload_class): Likewise.
9901 (ia64_secondary_reload_class): Likewise.
9902 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9903 it. Also check for ITANIUM_CLASS_FLDP.
9904 * config/ia64/ia64.h (FP_REGNO_P): New.
9905 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9906 (reg_class): Add FP_REGS.
9907 (REG_CLASS_NAMES): Adjust for it.
9908 (REG_CLASS_CONTENTS): Likewise.
9909 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9910 (REG_CLASS_FROM_LETTER): Handle 'x'.
9911 (CLASS_MAX_NREGS): Handle FP_REGS.
9912 (MEMORY_MOVE_COST): Likewise.
9913 * config/ia64/ia64.md (itanium_class): Add fldp.
9914 (type): Handle fldp.
9915 (movti_internal): More allowable operand combinations. Use ldfp8 when
9916 splitting unnecessary. Remove predicable attribute. Adjust
9917 itanium_class attribute.
9918 (smuldi3_highpart): Remove outdated comment.
9919 (mulditi3, umulditi3, rotlti3): New expanders.
9920 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9921 (absti2): Disabled new insn for future reference.
9922 Respective new splitters.
9923 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9924 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9925 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9927 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9929 PR rtl-optimization/23047
9930 * simplify-rtx.c (simplify_const_relational_operation): Respect
9931 flag_wrapv for comparisons with ABS.
9933 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9935 PR tree-optimization/22493
9936 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9937 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9939 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9941 * config/frv/frv.opt (moptimize-membar): New.
9943 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9945 * config/frv/frv.h: Remove machine_function definition.
9947 * config/frv/frv.c (struct frv_io): New.
9948 (struct machine_function): Moved from frv.h. Add has_membar_p.
9949 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9950 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9951 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9952 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9953 (frv_reorg): Call frv_optimize_membar when appropriate.
9954 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9955 (frv_expand_builtin): Adjust calls accordingly.
9956 (frv_io_address_cookie): New function.
9957 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9958 load or store rather than a special insn. Add ccnstant address and
9959 io-type operands to the membar.
9960 (frv_ifcvt_modify_tests): Unsign regno.
9961 (frv_ifcvt_modify_tests): Same.
9963 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9964 UNSPEC_OPTIONAL_MEMBAR constant.
9965 (builtin_read_<mode>): Delete.
9966 (builtin_write_<mode>): Delete.
9967 ("optional_membar_<mode>"): Add operand.
9969 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9970 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9971 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9972 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9973 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9974 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9975 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9976 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9977 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9979 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9981 * df.c (df_uses_record): Handle SCRATCH.
9983 2005-07-28 Steven Bosscher <stevenb@suse.de>
9986 * passes.c (rest_of_decl_compilation): If decl is a type and
9987 we have encountered errors, don't emit debug information.
9989 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9991 * params.def: Fixed comment.
9993 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9996 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9997 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9998 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10000 2005-07-27 Steven Bosscher <stevenb@suse.de>
10003 * varasm.c (assemble_start_function): Don't do anything that may
10004 require a CFG if the current function is a thunk.
10006 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10008 * doc/install.texi (Prerequisites): Mention that perl is needed
10009 to do export control in libstdc++ targetting Darwin.
10011 2005-07-27 Steven Bosscher <stevenb@suse.de>
10013 PR rtl-optimization/17808
10014 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10015 (sched_insns_conditions_mutex_p): Split out from...
10016 (add_dependence): ...here. But don't call it from here.
10017 (add_dependence_list): Check sched_insns_conditions_mutex_p
10018 before calling add_dependence.
10019 (add_dependence_list_and_free): Likewise.
10020 (fixup_sched_groups): Likewise.
10021 (sched_analyze_1): Likewise.
10022 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10023 (sched_analyze): Likewise.
10024 (sched_analyze_insn): Likewise.
10025 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10026 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10027 dependencies on all COND_EXEC insns to jumps ending basic blocks
10028 when doing intrablock scheduling.
10029 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10031 2005-07-27 Jeff Law <law@redhat.com>
10033 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10034 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10035 equivalency sets, correctly handle the case were vr0 has an
10036 equivalency set, but vr1 does not.
10038 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10040 PR tree-optimization/23073
10041 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10042 vect_print_dump_info before fprintf.
10044 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10046 PR tree-optimize/22348
10047 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10048 Fold the partial computation.
10050 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10052 PR tree-optimization/22325
10053 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10055 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10057 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10058 (force_var_cost): ... this function.
10059 (compute_phi_arg_on_exit): Export.
10061 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10063 PR tree-optimization/20773
10064 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10067 2005-07-27 Richard Guenther <rguenther@suse.de>
10069 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10070 Avoid pushing again if current struct contains only
10071 fields we decomposed.
10073 2005-07-27 Jan Hubicka <jh@suse.cz>
10075 PR tree-optimization/22574
10076 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10079 * tree-tailcall.c (decrease_profile): New function.
10080 (eliminate_tail_call): Use it.
10082 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10083 visibility flags correctly in whole program mode.
10085 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10087 PR rtl-optimization/22472
10088 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10090 2005-07-26 Steven Bosscher <stevenb@suse.de>
10092 PR tree-optimization/22504
10093 * tree-complex.c (expand_complex_addition): Use 'code' instead
10094 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10096 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10098 * config.gcc (cpu_type): Add frv case.
10099 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10100 (supported_defaults): Add fr550 case.
10102 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10105 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10106 whether a pointer of type T * may point to objects of type T *.
10108 2005-07-26 DJ Delorie <dj@redhat.com>
10110 * configure: Regenerate.
10112 2005-07-26 Dale Johannesen <dalej@apple.com>
10114 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10116 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10118 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10119 Clarify use of "build" in name.
10121 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10123 * doc/extend.texi (Raw read/write Functions): New section.
10124 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10125 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10126 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10127 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10128 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10129 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10130 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10131 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10132 * config/frv/frv.c: Add bdesc_loads global.
10133 Add bdesc_stores global.
10134 (frv_init_builtins): Add support for __builtin_{read/write}*.
10135 (frv_volatile_memref): New.
10136 (frv_expand_load_builtin): New.
10137 (frv_expand_store_builtin): New.
10138 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10139 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10140 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10141 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10142 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10143 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10144 (builtin_read_<mode>): New.
10145 (builtin_write_<mode>): New.
10146 (builtin_write64): New.
10147 (optional_membar_<mode>): New.
10149 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10151 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10152 (rather than units) against HOST_BITS_PER_WIDE_INT.
10154 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10156 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10157 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10158 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10159 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10162 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10163 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10164 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10166 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10168 2005-07-26 Richard Guenther <rguenther@suse.de>
10170 PR tree-optimization/22486
10171 * fold-const.c (fold_unary): Fold away useless component
10172 references of the form (T *)&T.x, if the address
10175 2005-07-25 James E Wilson <wilson@specifixinc.com>
10177 * dwarf2out.c (add_call_src_coords_attributes): New.
10178 (gen_inlined_subroutine_die): Call it.
10179 (maybe_emit_file, init_file_table): Add comments.
10180 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10182 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10183 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10184 * tree.h (BLOCK_SOURCE_LOCATION): New.
10185 (struct tree_block): New field locus.
10187 2005-07-26 Andreas Schwab <schwab@suse.de>
10189 PR rtl-optimization/23043
10190 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10191 when allocating a struct unoccr.
10193 2005-07-25 Richard Henderson <rth@redhat.com>
10196 * tree-complex.c (gate_no_optimization): True if errors.
10197 * Makefile.in (tree-complex.o): Update dependencies.
10199 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10201 * config/frv/predicates.md (integer_register_operand): Use
10202 GPR_AP_OR_PSEUDO_P.
10204 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10207 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10209 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10211 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10213 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10214 types when flag_unsafe_math_optimizations is true.
10216 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10218 * gcc.c (option_map): Add --sysroot.
10219 (process_command): Handle --sysroot.
10220 (display_help): Document it.
10221 * doc/cppopts.tex (-isysroot): Document.
10222 * doc/invoke.texi (--sysroot): Document.
10223 * doc/install.texi (--with-build-sysroot): Document.
10225 * Makefile.in (inhibit_libc): New variable.
10226 (INHIBIT_LIBC_CFLAGS): Likewise.
10227 (LIBGCC2_CFLAGS): Include
10228 $(INHIBIT_LIBC_CFLAGS).
10229 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10230 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10231 ($(T)crtend.o): Likewise.
10232 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10233 ($(T)crtendS.o): Likewise.
10234 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10235 ($(T)crtendT.o): Likewise.
10236 (stmp-fixinc): Do not complain about missing headers if
10238 * configure.ac (inhibit_libc): Set it to true/false.
10239 (--with-build-sysroot): New option. Use it to set
10241 * configure: Regenerated.
10243 2005-07-25 Manfred Hollstein <mh@suse.com>
10245 * calls.c (store_one_arg): Fix unsigned comparison warning.
10247 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10250 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10251 (ggc_print_statistics): Initialize variable before use.
10253 2005-07-25 Richard Guenther <rguenther@suse.de>
10255 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10256 calling with a PHI_NODE argument.
10258 * tree-flow-inline.h (overlap_subvar): Protect against
10261 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10263 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10264 * configure: Regenerate.
10266 2005-07-25 Ira Rosen <irar@il.ibm.com>
10268 * expr.c (highest_pow2_factor): Make extern.
10269 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10270 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10271 record_array_differ_p, array_ptr_differ_p): Likewise.
10272 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10273 additional cases. Call the above functions.
10274 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10275 base_object_differ_p when there are two base objects. Otherwise, compare
10276 base address and offset. Call may_alias_p.
10277 (dump_data_reference): Use a correct field name.
10278 (analyze_array): Make static. Initialize new data-ref fields.
10279 (analyze_indirect_ref): New function.
10280 (init_data_ref): Initialize new data-ref fields.
10281 (strip_conversion): Moved from tree-vect-analyze.c.
10282 (analyze_offset_expr, get_ptr_offset, address_analysis,
10283 object_analysis): Likewise.
10284 (analyze_offset): New function.
10285 (create_data_ref): Likewise.
10286 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10287 dimensions for ARRAY_REFs only.
10288 (build_classic_dist_vector): Make static.
10289 (access_functions_are_affine_or_constant_p): Call macro to get the
10290 address of access functions.
10291 (compute_all_dependences): Add new parameter
10292 compute_self_and_read_read_dependences. Compute self and read-read
10293 dependences if it is true.
10294 (find_data_references_in_loop): Call create_data_ref. Initialize new
10296 (compute_data_dependences_for_loop): Add new parameter
10297 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10298 compute nb_loops. Call compute_all_dependences,
10299 build_classic_dist_vector and build_classic_dir_vector with correct
10301 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10302 with correct parameters. Compare dimensions for ARRAY_REFs only.
10303 (free_data_refs): Call macro to free access functions.
10304 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10305 fields from stmt_vinfo.
10306 (struct base_object_info): New structure.
10307 (struct data_reference): Move fields to base_object_info. Add fields
10308 first_location and object_info for above structures. Move fields from
10309 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10310 aligned_to. Add macros to access the new fields.
10311 Update functions declarations.
10312 * tree-flow.h (is_aliased_with): Declare.
10313 * tree-loop-linear.c (linear_transform_loops): Call
10314 compute_data_dependences_for_loop with correct parameters.
10315 * tree-ssa-alias.c (is_aliased_with): New function.
10316 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10317 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10318 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10319 vect_base_addr_differ_p, compute_subscript_distance and
10320 build_classic_dist_vector. Add printings. Check absolute value of
10322 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10324 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10325 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10326 to bytes. Add printing.
10327 (vect_compute_data_refs_alignment): Go through loads and stores in one
10329 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10330 vect_analyze_data_ref_access): Likewise.
10331 (vect_analyze_pointer_ref_access): Remove.
10332 (vect_address_analysis, vect_object_analysis): Likewise.
10333 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10334 and analyze data-refs in the loop.
10335 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10336 fields of data-ref instead of stmt. Add init to the offset from the
10338 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10339 (vect_update_init_of_dr): Likewise.
10340 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10341 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10343 (new_loop_vec_info): Initialize new fields.
10344 (destroy_loop_vec_info): Free new fields.
10345 (vect_strip_conversion): Remove.
10346 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10347 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10348 datarefs. Add new field ddrs.
10349 Add macros for the new fields access.
10350 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10351 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10352 Remove their macros.
10353 * tree.h (highest_pow2_factor): Declare.
10355 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10357 * calls.c (store_one_arg): Check for sibling call MEM arguments
10358 from already clobbered incoming argument area.
10360 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10362 * c-common.c (check_missing_format_attribute): New.
10363 * c-common.h (check_missing_format_attribute): Likewise.
10364 * c-typeck.c (convert_for_assignment): Use it.
10366 2005-07-24 Andreas Schwab <schwab@suse.de>
10368 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10369 register use a word move. Correct operand of ext.w in 68000 code.
10371 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10373 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10374 variables as declarations, rather than definitions.
10376 2005-07-24 Ira Rosen <irar@il.ibm.com>
10378 PR tree-optimization/22526
10379 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10382 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10384 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10385 that C99 reserve for future use. Use it to define clog10,
10386 clog10f and clog10l.
10388 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10390 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10391 * configure.ac: Check for -Wmissing-format-attribute.
10393 * configure: Regenerate.
10395 2005-07-23 Richard Henderson <rth@redhat.com>
10397 PR tree-optimization/22623
10398 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10400 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10403 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10405 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10407 * Makefile.in (C_TREE_H): Update dependencies.
10408 * c-tree.h: Include toplev.h.
10409 * diagnostic.h (diagnostic_set_info): Add format attribute.
10410 * rtl-error.c (diagnostic_for_asm): Likewise.
10412 2005-07-23 Chao-ying Fu <fu@mips.com>
10414 * config/mips/mips-dsp.md: New file.
10415 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10416 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10418 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10419 MIPS_BUILTIN_BPOSGE32.
10420 (mips_expand_builtin_direct): Add one parameter to indicate that
10421 builtin functions need to return a value.
10422 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10424 (mips_regno_to_class): Add classes for 12 new DSP registers.
10425 (mips_subword): Change to check four HI registers.
10426 (mips_output_move): Output move to and from 6 new DSP accumulators.
10427 (override_options): Make sure -mdsp and -mips16 are not used together.
10428 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10430 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10432 (print_operand): Add 'q' for printing DSP accumulators.
10433 (mips_cannot_change_mode_class): Check ACC_REGS.
10434 (mips_secondary_reload_class): Check ACC_REGS.
10435 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10436 (mips_register_move_cost): Check ACC_REGS.
10437 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10438 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10439 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10440 (dsp_bdesc): New array.
10441 (bdesc_arrays): Add DSP builtin function table.
10442 (mips_prepare_builtin_arg): Check predicate again after
10444 (mips_expand_builtin): Add one more parameter to
10445 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10446 MIPS_BUILTIN_BPOSGE32.
10447 (mips_init_builtins): Initialize new function types.
10448 (mips_expand_builtin_direct): Check if builtin functions need to
10449 return a value and pass operands properly.
10450 (mips_expand_builtin_bposge): New function.
10451 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10452 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10453 (FIRST_PSEUDO_REGISTER): Increase to 188.
10454 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10455 Update for 12 new DSP registers.
10456 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10457 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10458 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10459 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10460 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10461 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10462 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10463 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10464 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10465 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10466 (REGISTER_NAMES): Add names for 12 new DSP registers.
10467 * config/mips/mips.md: Include mips-dsp.md.
10468 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10469 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10470 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10471 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10472 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10473 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10474 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10475 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10476 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10477 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10478 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10479 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10480 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10481 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10482 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10483 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10484 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10485 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10486 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10487 (UNSPEC_RDDSP): New constants.
10488 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10489 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10491 * config/mips/mips.opt (-mdsp): New option.
10492 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10493 (reg_imm10_operand): New predicates.
10494 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10495 * doc/invoke.texi (-mdsp): Document new option.
10497 2005-07-22 DJ Delorie <dj@redhat.com>
10499 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10501 * tree-inline.c (inlinable_function_p): Likewise.
10503 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10506 * toplev.c (check_global_declarations): Do not mark undefined
10507 variables as DECL_IGNORED_P.
10508 * varasm.c (first_global_object_name): GTY it.
10509 (weak_global_object_name): Likewise.
10510 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10511 a string to go into {weak,first}_global_object_name.
10513 2005-07-22 DJ Delorie <dj@redhat.com>
10515 * c-format.c (check_function_format): Change warning control
10516 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10518 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10520 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10521 &PTR->FLD a dereference of PTR.
10522 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10523 a potential dereference of PTR.
10525 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10527 PR rtl-optimization/20370
10528 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10529 call allocate_reg_info if necessary.
10531 PR rtl-optimization/21848
10532 * calls.c (emit_library_call_value_1): For const functions, add
10533 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10535 PR rtl-optimization/22445
10536 * cselib.c (target.h): Include.
10537 (rtx_equal_for_cselib_p): Allow commutative matches.
10538 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10539 Remove MODE parameter. Changed all callers.
10541 PR rtl-optimization/22258
10542 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10544 (try_combine): Use likely_spilled_retval_p.
10546 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10548 * config.gcc: Add crx-elf support.
10550 * doc/contrib.texi: Mention crx.
10551 * doc/extend.texi: Document crx extensions.
10552 * doc/install.texi: Document crx install.
10553 * doc/invoke.texi: Document crx options.
10554 * doc/md.texi: Document crx constraints.
10556 * config/crx/crx-protos.h: New file.
10557 * config/crx/crx.c: New file.
10558 * config/crx/crx.h: New file.
10559 * config/crx/crx.md: New file.
10560 * config/crx/crx.opt: New file.
10561 * config/crx/t-crx: New file.
10563 2005-07-22 Manfred Hollstein <mh@suse.com>
10565 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10567 (int_add_graph_edge): Likewise.
10568 (collapse_nodes): Likewise.
10569 (process_unification_queue): Likewise.
10571 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10572 Laurent GUERBY <laurent@guerby.net>
10574 PR tree-optimization/22336
10575 * function.c (record_block_change): Check for
10576 cfun->ib_boundaries_block.
10578 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10580 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10581 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10583 2005-07-21 DJ Delorie <dj@redhat.com>
10585 * toplev.c (warn_deprecated_use): Add warning control to warning
10587 * c-typeck.c (parser_build_binary_op): Likewise.
10588 (c_finish_if_stmt): Likewise.
10589 * c-common.c (check_function_sentinel): Likewise.
10590 (check_nonnull_arg): Likewise.
10592 2005-07-21 Richard Henderson <rth@redhat.com>
10595 * tree-complex.c (complex_ssa_name_components): New.
10596 (cvc_lookup): Allow entry not found.
10597 (create_components): Remove.
10598 (create_one_component_var, get_component_var): New.
10599 (get_component_ssa_name, set_component_ssa_name): New.
10600 (extract_component): Use get_component_ssa_name.
10601 (update_complex_components): Use set_component_ssa_name.
10602 (update_complex_components_on_edge): Likewise.
10603 (update_phi_components): Create new PHI nodes directly, instead
10604 of adding insns to edges.
10605 (tree_lower_complex): Allocate and free complex_variable_components
10606 and complex_ssa_name_components here.
10608 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10610 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10611 revert to returning false.
10613 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10616 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10618 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10621 * config/i386/i386.md (cmpxf): Change operand constraints
10622 to "nonmemory_operand".
10624 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10626 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10628 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10630 PR middle-end/21180
10631 * fold-const.c (fold_build1): Add checksum for the operands.
10632 (fold_build2): Likewise.
10633 (fold_build3): Likewise.
10635 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10637 PR middle-end/19055
10638 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10640 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10642 * common.opt (-fforward-propagate): Committed by mistake,
10645 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10647 * reg-stack.c: Fix comment typo(s).
10648 * tree-ssa-operands.c: Likewise.
10649 * tree-vectorizer: Likewise.
10651 2005-07-21 Nick Clifton <nickc@redhat.com>
10653 * config/sh/symbian.c: Replace C++ style line comments with C
10654 style line comments.
10655 (symbian_add_attribute): Do not use a ? operator on the LHS of
10657 (sh_symbian_handle_dll_attribute): Change the type of the
10658 method vector to "VEC(tree,gc)*" and use vector accessor
10659 macros to walk over the elements.
10660 (symbian_export_vtable_and_rtti_p): Likewise.
10661 (symbian_class_needs_attribute_p): Likewise.
10663 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10666 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10667 initialize targetm.resolve_overloaded_builtin here.
10668 (altivec_expand_overloaded_builtin): Make it non-static.
10669 * config/rs6000/rs6000-protos.h
10670 (altivec_expand_overloaded_builtin): New prototype.
10671 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10672 targetm.resolve_overloaded_builtin here.
10673 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10675 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10676 Zdenek Dvorak <dvorakz@suse.cz>
10678 PR tree-optimization/19210
10679 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10681 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10682 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10683 rely on unproven assumptions.
10684 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10685 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10686 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10687 to number_of_iterations_exit.
10688 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10689 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10690 * tree-ssa-loop-niter.c (find_loop_niter,
10691 estimate_numbers_of_iterations_loop): Likewise.
10692 (number_of_iterations_exit): Honor the new options.
10693 * doc/invoke.texi (Wunsafe-loop-optimizations,
10694 funsafe-loop-optimizations): Document them.
10696 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10698 PR rtl-optimization/22167
10699 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10701 2005-07-20 Adam Nemet <anemet@lnxw.com>
10703 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10704 __do_global_dtors_aux longcall.
10706 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10708 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10709 (old_special_pred_table): Don't reference
10710 SPECIAL_MODE_PREDICATES.
10711 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10712 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10713 * config/sh/predicates.h: Don't mention
10714 SPECIAL_MODE_PREDICATES.
10715 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10718 2005-07-20 DJ Delorie <dj@redhat.com>
10720 * config.gcc: Add m32c-elf support.
10722 * doc/contrib.texi: Mention m32c.
10723 * doc/extend.texi: Document m32c extensions.
10724 * doc/install.texi: Mention m32c.
10725 * doc/invoke.texi: Document m32c options.
10726 * doc/md.texi: Document m32c constraints.
10728 * config/m32c/addsub.md: New file.
10729 * config/m32c/bitops.md: New file.
10730 * config/m32c/cond.md: New file.
10731 * config/m32c/jump.md: New file.
10732 * config/m32c/m32c-lib1.S: New file.
10733 * config/m32c/m32c-lib2.c: New file.
10734 * config/m32c/m32c-modes.def: New file.
10735 * config/m32c/m32c-pragma.c: New file.
10736 * config/m32c/m32c-protos.h: New file.
10737 * config/m32c/m32c.abi: New file.
10738 * config/m32c/m32c.c: New file.
10739 * config/m32c/m32c.h: New file.
10740 * config/m32c/m32c.md: New file.
10741 * config/m32c/m32c.opt: New file.
10742 * config/m32c/minmax.md: New file.
10743 * config/m32c/mov.md: New file.
10744 * config/m32c/muldiv.md: New file.
10745 * config/m32c/predicates.md: New file.
10746 * config/m32c/prologue.md: New file.
10747 * config/m32c/shift.md: New file.
10748 * config/m32c/t-m32c: New file.
10750 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10752 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10753 (stack_protect_set, stack_protect_test): New expanders.
10754 (stack_protect_set_si, stack_protect_set_si_media,
10755 stack_protect_set_di_media, stack_protect_test_si,
10756 stack_protect_test_si_media, stack_protect_test_di_media):
10759 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10761 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10763 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10765 * tree.h (tree_expr_nonzero_p): Export.
10766 * fold-const.c (tree_expr_nonzero_p): Likewise.
10767 Return true for CALL_EXPRs that are alloca calls.
10768 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10770 * tree-flow.h (expr_computes_nonzero): Remove.
10771 * tree-vrp.c (expr_computes_nonzero): Remove.
10772 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10773 (extract_range_from_unary_expr): Likewise.
10774 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10775 tree_expr_nonzero_p.
10777 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10779 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10780 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10781 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10782 All callers changed.
10783 (frame_related_constant_load): New arg "related" which controls
10784 setting of RTX_FRAME_RELATED_P. All callers changed.
10785 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10786 (bfin_expand_prologue): Add stack limit checking.
10787 * config/bfin/bfin.md (trapifcc): New pattern.
10789 * config/bfin/bfin.c: Include "langhooks.h".
10790 (def_builtin): Go through lang_hooks to call builtin_function.
10792 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10793 * config/bfin/predicates.md (symbol_ref_operand): New.
10794 (call_insn_operand): Delete. All callers changed to use
10795 register_no_elim_operand.
10796 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10798 (function_arg): Use it to generate the call's operand 2.
10799 (bfin_longcall_p): New function.
10800 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10801 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10802 determine if the address needs to be in a REG.
10803 (bfin_handle_longcall_attribute): New function.
10804 (bfin_attribute_table): Add "longcall" and "shortcall".
10805 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10806 (CUMULATIVE_ARGS): New member call_cookie.
10807 (PREDICATE_CODES): Add symbol_ref_operand.
10808 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10809 extra USE to the pattern.
10810 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10811 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10812 sibcall_value_insn; now the new patterns handle direct calls and the
10813 old ones indirect calls.
10814 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10816 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10818 * doc/trouble.texi: Update section on handling of empty loops.
10820 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10822 * config.gcc: Remove support for sparc-*-openbsd*,
10823 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10825 * config.host: Remove support for i860-*-sysv4* as a host.
10826 * config/i860/*, config/ip2k/*, config/ns32k/*,
10827 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10828 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10829 mention obsolete ports.
10831 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10833 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10834 soft frame pointer.
10835 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10836 of frame_pointer_rtx.
10837 (sh_expand_epilogue): Likewise.
10838 (sh_set_return_address): Likewise.
10839 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10840 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10841 offsets from FRAME_POINTER_REGNUM.
10842 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10843 (sh_register_names): Add initializer for sfp.
10844 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10845 (VALID_REGISTER_P): Likewise.
10846 (FIRST_PSEUDO_REGISTER): Update.
10847 (DWARF_FRAME_REGISTERS): Define.
10848 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10849 (HARD_FRAME_POINTER_REGNUM): Define.
10850 (FRAME_POINTER_REGNUM): Redefine.
10851 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10852 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10853 from FRAME_POINTER_REGNUM.
10854 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10855 FRAME_POINTER_REGNUM.
10856 (REG_CLASS_CONTENTS): Add sfp.
10857 (REG_ALLOC_ORDER): Likewise.
10858 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10859 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10860 of frame_pointer_rtx.
10861 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10863 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10865 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10866 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10867 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10869 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10872 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10874 Make CONSTRUCTOR use VEC to store initializers.
10875 * c-common.c (complete_array_type): Update to cope with VEC in
10877 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10878 (pp_c_constructor_elts): New function.
10879 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10880 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10881 struct constructor_stack, struct initializer_stack,
10882 constructor_elements, push_init_level, pop_init_level,
10883 add_pending_init, find_init_member, output_init_element): Update to
10884 cope with VEC in CONSTRUCTOR_ELTS.
10885 * coverage.c (build_fn_info_value, build_ctr_info_value,
10886 build_gcov_info): Likewise.
10887 * expr.c (categorize_ctor_elements_1, store_constructor,
10888 expand_expr_real_1): Likewise.
10889 * fold-const.c (fold_ternary): Likewise.
10890 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10891 gimplify_init_constructor, gimplify_expr): Likewise.
10892 * tree-dump.c (dequeue_and_dump): Likewise.
10893 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10895 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10897 * tree-sra.c (generate_element_init_1): Likewise.
10898 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10899 * tree-ssa-operands.c (get_expr_operands): Likewise.
10900 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10901 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10902 (get_initial_def_for_reduction): Likewise.
10903 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10904 value handle in annotations.
10905 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10906 tree_node_structure): Add support for constr_kind.
10907 (build_vector_from_ctor, build_constructor_single,
10908 build_constructor_from_list): New functions.
10909 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10910 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10911 Update to cope with VEC in CONSTRUCTOR_ELTS.
10912 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10913 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10914 CONSTRUCTOR_APPEND_ELT): New macros.
10915 (struct constructor_elt, struct tree_constructor): New data types.
10916 (union tree_node): Add tree_constructor field.
10917 * treestruct.def: Define TS_CONSTRUCTOR.
10918 * varasm.c (const_hash_1, compare_constant, copy_constant,
10919 compute_reloc_for_constant, output_addressed_constants,
10920 initializer_constant_valid_p, output_constant,
10921 array_size_for_constructor, output_constructor): Update to cope with
10922 VEC in CONSTRUCTOR_ELTS.
10923 * vec.h (VEC_empty, VEC_copy): New macros.
10925 2005-07-19 Devang Patel <dpatel@apple.com>
10927 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10929 2005-07-19 Richard Henderson <rth@redhat.com>
10932 * gimplify.c (gimplify_expr): Use main variant type for the temp
10933 destination for a discarded volatile read.
10934 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10935 casts between non-void types that change volatility.
10937 2005-07-15 DJ Delorie <dj@redhat.com>
10939 * toplev.h: Add comment about the first parameter for warning().
10940 * errors.h: Likewise.
10942 * c.opt (Wpragmas): New.
10943 * doc/invoke.texi: Document it.
10945 * function.c (do_warn_unused_parameter): Add warning control to
10947 * c-decl.c (warn_if_shadowing): Likewise.
10948 * c-lex.c (cb_def_pragma): Likewise.
10949 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10950 (pop_alignment): Likewise.
10951 (handle_pragma_pack): Likewise.
10952 (apply_pragma_weak): Likewise.
10953 (handle_pragma_weak): Likewise.
10954 (handle_pragma_redefine_extname): Likewise.
10955 (add_to_renaming_pragma_list): Likewise.
10956 (handle_pragma_extern_prefix): Likewise.
10957 (maybe_apply_renaming_pragma): Likewise.
10958 (handle_pragma_visibility): Likewise.
10960 * config/c4x/c4x-c.c (BAD): Likewise.
10961 (c4x_parse_pragma): Likewise.
10962 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10963 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10964 (rs6000_pragma_longcall): Likewise.
10965 * config/v850/v850-c.c (pop_data_area): Likewise.
10966 (ghs_pragma_section): Likewise.
10967 (ghs_pragma_section): Likewise.
10968 (ghs_pragma_interrupt): Likewise.
10969 (ghs_pragma_starttda): Likewise.
10970 (ghs_pragma_startsda): Likewise.
10971 (ghs_pragma_startzda): Likewise.
10972 (ghs_pragma_endtda): Likewise.
10973 (ghs_pragma_endsda): Likewise.
10974 (ghs_pragma_endzda): Likewise.
10976 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10977 Kenneth Zadeck <zadeck@naturalbridge.com>
10979 * Makefile.in: Removed tree-promote-statics.c
10980 * tree-promote-statics.c: Removed.
10981 * common.opt: Removed flag-promote-statics.
10983 * passes.c: Removed tree-promote-statics pass.
10984 * tree-pass.h: Ditto.
10985 * timevar.def: Removed TV_PROMOTE_STATICS.
10988 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10990 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10992 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10994 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10997 * c-common.c (check_function_arguments): Call
10998 'check_function_format' if either -Wformat or
10999 -Wmissing-format-attribute are specified.
11000 * c-format.c (check_function_format): Check -Wformat before
11001 calling 'check_format_info'.
11002 * c-opts.c (c_common_post_options): Don't warn for
11003 -Wmissing-format-attribute without -Wformat.
11004 * c-typeck.c (convert_for_assignment): Detect additional cases for
11005 -Wmissing-format-attribute.
11006 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11009 2005-07-19 Richard Guenther <rguenther@suse.de>
11011 * config/i386/i386.md (lrint<mode>2): Use temporary
11012 instead of clobbering non-existent memory.
11014 2005-07-19 Nick Clifton <nickc@redhat.com>
11016 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11017 statement to avoid displaying ASCII control characters.
11019 2005-07-19 Ben Elliston <bje@au.ibm.com>
11021 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11022 * cfganal.c (find_edge_index): Ditto.
11023 * combine.c (combine_instructions): Ditto.
11024 * ddg.c (create_scc): Ditto.
11025 (find_successors): Ditto.
11026 (find_predecessors): Ditto.
11027 (find_nodes_on_paths): Ditto.
11028 (longest_simple_path): Ditto.
11029 * flow.c (update_life_info): Ditto.
11030 (count_or_remove_death_notes): Ditto.
11031 (clear_log_links): Ditto.
11032 * modulo-sched.c (generate_reg_moves): Ditto.
11033 (find_max_asap): Ditto.
11034 (find_max_hv_min_mob): Ditto.
11035 (find_max_dv_min_mob): Ditto.
11036 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11037 * sched-rgn.c (extract_edgelst): Ditto.
11038 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11039 (dump_update_ssa): Ditto.
11040 (ssa_names_to_replace) Ditto.
11041 (switch_virtuals_to_full_rewrite): Ditto.
11042 (update_ssa): Ditto.
11043 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11045 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11047 Fix PR tree-optimization/22483
11049 * tree-complex.c (create_components): Use
11050 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11051 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11052 * tree-flow.h (safe_referenced_var_iterator): New structure.
11053 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11054 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11055 safe_referenced_var iterator.
11056 (add_type_alias): Ditto.
11058 2005-07-19 Steven Bosscher <stevenb@suse.de>
11060 * loop-init.c (rest_of_handle_loop2): Remove.
11061 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11062 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11063 (pass_rtl_loop_init, pass_rtl_loop_done,
11064 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11065 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11066 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11067 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11068 pass_tree_loop_done, and pass_tree_unswitch.
11069 (gate_loop): Rename to gate_tree_loop.
11070 * passes.c (init_optimization_passes): Update for renamed tree
11071 loop passes. Add the new loop2 passes as subpasses of loop2.
11072 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11073 Update for the renamed tree loop passes.
11075 2005-07-18 Ian Lance Taylor <ian@airs.com>
11077 PR middle-end/22057
11078 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11079 blocks when optimizing.
11081 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11083 * common.opt (frename-registers): Initialize to 2.
11085 (fgcse-after-reload): Ditto.
11086 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11087 (process_options): Only change flag_web, flag_rename_registers,
11088 and flag_rerun_cse_after_loop if not explicitly set by user.
11090 2005-07-18 Jan Beulich <jbeulich@novell.com>
11092 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11093 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11094 in 64-bit mode the same as DImode in 32-bit mode.
11095 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11096 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11097 mode. Add new mode parameter.
11098 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11099 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11100 x86_64_shift_adj): New expanders.
11101 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11102 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11104 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11105 DImode shift splitters.
11106 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11107 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11110 2005-07-18 Jan Beulich <jbeulich@novell.com>
11112 * i386.md (movdi_extzv_1): New.
11113 (zero_extendhidi2): Combine alternatives and never force use of
11115 (zero_extendqidi2): Likewise. Don't restrict input selection.
11117 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11119 Fix PR tree-optimization/22531
11120 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11123 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11125 * tree-promote-statics.c (pass_promote_statics): Change dump file
11128 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11130 * tree-optimize.c (init_tree_optimization_passes): Add
11131 pass_eliminate_useless_stores pass.
11132 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11133 * tree-ssa-pre.c (is_copy_stmt): New function.
11134 (follow_copies_till_vuse): Ditto.
11135 (do_eustores): Ditto.
11136 (gate_eustores): Ditto.
11138 2005-07-16 Richard Henderson <rth@redhat.com>
11140 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11142 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11143 Kenneth Zadeck <zadeck@naturalbridge.com>
11145 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11146 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11147 ipa-type-escape.h, tree-promote-statics.c
11148 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11149 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11150 tree-promote-statics.c: new files.
11151 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11152 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11153 int nonlocal_set_p, mark_constant_function): Deleted.
11154 (rest_of_handle_cfg): Removed call to mark_constant_function.
11155 (nonoverlapping_component_refs_p): Added calls to support
11156 type based aliasing.
11157 * tree-ssa-alias.c (may_alias_p,
11158 compute_flow_insensitive_aliasing): Ditto.
11159 * calls.c (flags_from_decl_or_type): Removed reference to
11161 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11162 too many arguments. This is necessary for Spec 2000.
11163 * cgraph.h (const_function, pure_function): Removed.
11164 * common.opt: Added "fipa-pure-const", "fipa-reference",
11165 "fipa-type-escape", and "ftree-promote-static".
11167 * passes.c: Added ipa and tree-promote-statics passes.
11168 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11169 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11170 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11171 * tree-flow.h: Added exposed sra calls and addition of
11172 reference_vars_info field for FUNCTION_DECLS.
11173 * tree-pass.h: Added passes.
11174 * tree-sra.c: (sra_init_cache): New function.
11175 (sra_insert_before, sra_insert_after) Made public.
11176 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11178 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11179 aliasing. (may_alias_p): Added code to use type escape analysis to
11180 improve alias sets.
11181 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11182 code to prune clobbers of static variables based on information
11183 produced in ipa-reference pass. Changed call clobbering so that
11184 statics are not marked as clobbered if the call does not clobber
11187 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11189 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11192 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11194 * doc/install.texi (*-*-solaris2*): Document recommended version
11195 of GNU binutils and mention GNU linker problem on Solaris 10.
11197 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11200 * c-decl.c (c_build_bitfield_integer_type): New function.
11201 (finish_struct): Call it.
11202 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11204 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11206 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11209 2005-07-16 Jan Hubicka <jh@suse.cz>
11211 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11212 (scale_bbs_frequencies_int): Watch roundoff errors.
11213 * predict.c (return_prediction): Initialize return_stmt.
11215 2005-07-16 Jan Hubicka <jh@suse.cz>
11217 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11218 after RTL profiling.
11220 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11222 PR middle-end/22398
11223 * fold-const.c (build_range_check): Convert high/low to etype
11224 if we are only comparing against exp.
11226 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11228 Fix PR tree-optimization/22376
11229 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11231 (need_to_solve): New function.
11232 (compute_points_to_sets): Use it.
11234 2005-07-15 Jan Hubicka <jh@suse.cz>
11236 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11237 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11239 2005-07-15 Richard Guenther <rguenther@suse.de>
11241 * c-common.c (handle_flatten_attribute): New function.
11242 Add flatten function attribute.
11243 * doc/extend.texi: Document flatten function attribute.
11244 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11245 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11247 (cgraph_decide_inlining): Handle functions with flatten
11250 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11252 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11253 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11254 UNSPEC_XCHG, UNSPEC_AND): New.
11255 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11256 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11257 * config/rs6000/sync.md (FETCHOP): New code macro.
11258 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11260 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11261 (sync_compare_and_swap<mode>): Same.
11262 (sync_lock_test_and_set<mode>): Same.
11263 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11264 for QImode and HImode, and not PPC405.
11265 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11266 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11267 (sync_<fetchop>{si,di}_internal): New.
11268 (sync_nand{si,di}_internal): New.
11269 (sync_old_<fetchop>{si,di}_internal): New.
11270 (sync_old_nand{si,di}_internal): New
11271 (sync_new_<fetchop>{si,di}_internal): New.
11272 (sync_new_nand{si,di}_internal): New.
11273 (atomic_and{si,di}): New.
11274 (sync_new_nand{si,di}_internal): New.
11275 (atomic_and{si,di}): New.
11276 (sync_add<mode>_internal): Delete.
11277 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11278 (sync_sub<mode>_internal): Delte.
11279 (sync_subshort_internal): New.
11280 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11281 (sync_anddi_internal): Delete.
11282 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11283 (sync_booldi_internal): Delete.
11284 (sync_boolc<mode>_internal): Delete.
11285 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11286 (sync_boolc<mode>_internal2): Delete.
11287 (sync_boolcc<mode>_internal): Delete.
11288 (isync, lwsync): Use unspec instead of unspec_volatile.
11289 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11290 Revert UNSPEC_VOLATILE.
11291 (rs6000_split_atomic_op): New.
11292 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11294 2005-07-14 Eric Christopher <echristo@redhat.com>
11296 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11297 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11299 2005-07-14 Eric Christopher <echristo@redhat.com>
11301 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11303 2005-07-14 Steven Bosscher <stevenb@suse.de>
11305 PR tree-optimization/22230
11306 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11307 the computation of the four cross productions for "range op range".
11309 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11310 Ulrich Weigand <uweigand@de.ibm.com>
11313 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11316 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11318 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11320 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11322 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11324 2005-07-14 Richard Guenther <rguenther@suse.de>
11326 PR middle-end/22347
11327 * config/i386/i386-protos.h (ix86_function_value): Change
11328 prototype to match new target hook.
11329 * config/i386/i386.c (ix86_value_regno): Change prototype
11330 to take extra type argument.
11331 (TARGET_FUNCTION_VALUE): Define.
11332 (ix86_function_ok_for_sibcall): Pass extra argument to
11333 ix86_value_regno, check return slot rtx for exact match.
11334 (ix86_function_value): Take extra parameter. Dispatch to
11335 ix86_value_regno with fndecl/fntype as provided.
11336 (ix86_value_regno): Handle extra type argument.
11337 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11339 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11340 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11341 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11342 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11343 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11345 2005-07-14 Richard Guenther <rguenther@suse.de>
11347 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11348 * calls.c (expand_call): Pass fntype to hard_function_value.
11349 (emit_library_call_value_1): Likewise.
11350 * explow.c: Include target.h.
11351 (hard_function_value): Take extra argument, the fntype.
11352 Use new target hook for function_value.
11353 * expr.h (hard_function_value): Change prototype.
11354 * function.c (aggregate_value_p): Pass 0 as fntype to
11355 hard_function_value.
11356 (assign_parms): Use new target hook for function_value.
11357 Pass 0 as fntype to hard_function_value.
11358 (expand_function_end): Likewise.
11359 * reg-stack.c: Include target.h.
11360 (stack_result): Use new target hook for function_value.
11361 * target-def.h: New target hook function_value.
11362 * target.h: Likewise.
11363 * targhooks.c (default_function_value): New function.
11364 * targhooks.h (default_function_value): Declare.
11366 2005-07-13 Ian Lance Taylor <ian@airs.com>
11368 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11370 2005-07-14 Jan Hubicka <jh@suse.cz>
11372 * tree-dfa.c (dump_variable): Use default_def function.
11373 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11374 * tree-ssa.c (verify_use): Likewise.
11375 * tree-ssanames.c (release_ssa_name): Likewise.
11376 * tree-tailcall.c (eliminate_tail_call): Likewise.
11377 (tree_optimize_tail_calls_1): Likewise.
11378 * tree-vrp.c (get_value_range): Likewise.
11380 2005-07-14 Ben Elliston <bje@au.ibm.com>
11382 * gcc.c (main): Compare language[0] with '*' when iterating over
11385 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11387 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11388 "s390_emit_compare". Add handling of CCZ1mode.
11389 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11390 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11392 (s390_branch_condition_mask): Add CCZ1mode handling.
11393 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11394 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11395 Use CCZ1mode instead of CCZmode.
11396 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11398 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11400 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11402 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11404 2005-07-13 Eric Christopher <echristo@redhat.com>
11406 * config/mips/mips.c (mips_canonicalize_comparison): New.
11407 (mips_emit_int_relational): Use.
11409 2005-07-13 Eric Christopher <echristo@redhat.com>
11411 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11412 static extra parts.
11413 * config/s390/s390.md: Include tpf.md. Move tpf specific
11415 * config/s390/tpf.md: To here.
11416 * config/s390/s390.opt: Move tpf specific options...
11417 * config/s390/tpf.opt: to here. Add mmain option.
11418 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11419 * config/s390/tpf.h: Rewrite.
11421 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11423 * doc/tm.texi: Remove @xref{Cross-profiling}.
11425 2005-07-13 Jeff Law <law@redhat.com>
11427 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11428 expressions, test their _DECL operands for pointer equality rather
11429 than using operand_equal_p.
11431 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11433 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11434 (TARGET_POSIX_IO): This.
11435 * config/darwin.h: Likewise.
11436 * config/freebsd.h: Likewise.
11437 * config/linux.h: Likewise.
11438 * config/lynx.h: Likewise.
11439 * config/netbsd.h: Likewise.
11440 * config/rs6000/linux64.h: Likewise.
11441 * config/rs6000/linux.h: Likewise.
11442 * config/s390/tpf.h: Likewise.
11443 * config/sh/embed-elf.h: Likewise.
11444 * config/sparc/linux64.h: Likewise.
11445 * config/sparc/linux.h: Likewise.
11446 * config/svr4.h: Likewise.
11447 * gcov-io.h: Likewise.
11449 * doc/tm.texi: Updated.
11451 * libgcov.c (create_file_directory): Defined only if
11452 TARGET_POSIX_IO is defined.
11453 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11456 2005-07-13 Jan Hubicka <jh@suse.cz>
11458 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11460 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11462 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11463 structure as argument.
11465 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11467 PR tree-optimization/21921
11468 * tree-iterator.c (tsi_link_before): Support the case when
11469 tsi_end_p (tsi) == true.
11471 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11473 PR tree-optimization/22442
11474 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11477 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11479 PR rtl-optimization/20376
11480 * toplev.c (process_options): Enable -fweb and -frename-registers when
11482 * doc/invoke.texi: Update the information about when -fweb and
11483 -frename-registers are enabled.
11485 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11488 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11489 if *rhs_p is not a SSA_NAME.
11491 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11493 Fix PR tree-optimization/22422
11494 * tree-ssa-structalias.c (struct variable_info): Add flag for
11496 (get_varinfo): Now a static function.
11497 (new_varinfo): init has_union and is_special_var to false.
11498 (solution_set_add): Check has_union.
11499 (do_da_constraint): Move temporary variable so it gets reset
11501 Also check for special variable.
11502 (do_ds_constraint): Ditto.
11503 (do_sd_constraint): Ditto.
11504 (do_structure_copy): Check for special variable.
11505 (find_func_aliases): Ditto.
11506 (init_base_vars): Set special vars properly.
11508 2005-07-13 Jan Hubicka <jh@suse.cz>
11510 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11513 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11514 (get_expr_operands): Fix thinko wrt flags and subvars.
11516 PR tree-optimize/22379
11517 * tree-inline.c (expand_call_inline): Do not output sorry in early
11520 2005-07-12 Dale Johannesen <dalej@apple.com>
11522 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11524 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11527 * host-linux.h: Include limits.h.
11529 2005-07-12 Dale Johannesen <dalej@apple.com>
11531 * expr.c (compress_float_constant): Add cost check.
11532 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11534 2005-07-12 Dale Johannesen <dalej@apple.com>
11536 * gcc.target/i386/compress-float-sse.c: New.
11537 * gcc.target/i386/compress-float-sse-pic.c: New.
11538 * gcc.target/i386/compress-float-387.c: New.
11539 * gcc.target/i386/compress-float-387-pic.c: New.
11540 * gcc.dg/compress-float-ppc.c: New.
11541 * gcc.dg/compress-float-ppc-pic.c: New.
11543 2005-07-12 Eric Christopher <echristo@redhat.com>
11545 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11546 static extra parts.
11547 * config/s390/s390.md: Include tpf.md. Move tpf specific
11549 * config/s390/tpf.md: To here.
11550 * config/s390/s390.opt: Move tpf specific options...
11551 * config/s390/tpf.opt: to here. Add mmain option.
11552 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11553 * config/s390/tpf.h: Rewrite.
11555 2005-07-12 Eric Christopher <echristo@redhat.com>
11557 * gcc.c (struct infile): Update comment for language.
11558 (main): Rewrite input file resetting code.
11560 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11563 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11564 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11565 (lookup_avail_expr): Use constant_boolean_node instead
11566 of boolean_false_node/boolean_true_node.
11568 2005-07-12 Ben Elliston <bje@au.ibm.com>
11570 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11571 and use it when printing num_edges.
11573 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11575 * doc/extend.texi (Blackfin Built-in Functions): New section.
11576 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11579 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11581 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11582 s/cmpstrsi/cmpstrnsi
11583 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11585 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11586 (init_optabs): Initialize cmpstrn_optab.
11587 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11588 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11589 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11590 * config/i386/i386.md: s/cmpstr/cmpstrn
11591 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11592 * doc/md.texi: Update documentation.
11594 2005-07-11 Richard Henderson <rth@redhat.com>
11596 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11597 build_va_arg_indirect_ref.
11598 (alpha_gimplify_va_arg): Likewise.
11599 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11600 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11601 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11602 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11603 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11604 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11606 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11608 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11610 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11611 * passes.c (init_optimization_passes): Add pass_empty_loop.
11612 * tree-pass.h (pass_empty_loop): Declare.
11613 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11614 try_remove_empty_loop, remove_empty_loops): New functions.
11615 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11616 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11618 2005-07-12 Peter Barada <peter@the-baradas.com>
11620 PR middle-end/16719
11621 PR middle-end/18421
11622 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11623 in address registers.
11624 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11625 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11626 alternative of addsi3_5200.
11628 2005-07-11 Ian Lance Taylor <ian@airs.com>
11630 * config/mips/mips.md (ffs<mode>2): Remove.
11632 2005-07-11 Ian Lance Taylor <ian@airs.com>
11634 * doc/tree-ssa.texi (Cleanups): Improve description of
11636 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11638 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11640 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11641 * tree.h (DECL_ARGUMENT_FLD): New macro.
11643 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11645 Fix PR tree-optimization/22404
11647 * tree-ssa-structalias.c (create_variable_info_for): Use
11650 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11652 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11653 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11654 for second comparison operand.
11655 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11657 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11658 (define_insn_reservation "alu"): Likewise.
11659 (csync, ssync): Now of type sync.
11660 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11661 -mcsync-anomaly -mspecld-anomaly.
11662 * config/bfin/bfin.opt (mcsync): Remove.
11663 (mcsync-anomaly, mspecld-anomaly): Add.
11664 * config/bfin/bfin.c: Include "insn-codes.h".
11665 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11666 (TARGET_DEFAULT_TARGET_FLAGS): New.
11667 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11669 2005-07-11 Steven Bosscher <stevenb@suse.de>
11671 * basic-block.h: Give the BB flags enum a name, bb_flags.
11672 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11673 * cfgcleanup.c (enum bb_flags): Remove here.
11674 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11675 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11676 (update_forwarder_flag): Likewise.
11677 (thread_jump): Likewise.
11678 (try_forward_edges): Likewise.
11679 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11680 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11681 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11683 2005-07-11 Richard Guenther <rguenther@suse.de>
11685 * config/i386/i386.opt: New target option -msseregparm.
11686 * config/i386/i386.c (override_options): Error out for
11687 -msseregparm but no SSE support.
11688 (ix86_function_sseregparm): Check for global sseregparm.
11689 * doc/invoke.texi: Document -msseregparm.
11691 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11693 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11694 (m32rle-*-linux*): Ditto.
11696 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11698 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11699 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11702 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11704 PR middle-end/22239
11706 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11707 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11709 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11711 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11712 (varmap): Heapify varmap.
11713 (constraints): Heapify constraints.
11714 (struct constraint_graph): Heapify succs and preds.
11715 (constraint_vec_find): Update for heapification.
11716 (constraint_set_union): Ditto.
11717 (insert_into_complex): Ditto.
11718 (constraint_edge_vec_find): Ditto.
11719 (erase_graph_self_edge): Ditto.
11720 (add_graph_edge): Ditto.
11721 (get_graph_weights): Ditto.
11722 (merge_graph_nodes): Ditto.
11723 (build_constraint_graph): Ditto.
11724 (topo_visit): Ditto.
11725 (solve_graph): Ditto.
11726 (create_variable_info_for): Ditto.
11727 (init_base_vars): Ditto.
11728 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11729 (condese_varmap_nodes): Free complex vector.
11730 (clear_edges_for_node): Clear succs and preds vector.
11732 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11734 * tree-ssa-structalias.c (update_alias_info): Change counting of
11735 references to not include vdefs.
11737 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11739 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11740 (up_insert): Ditto.
11742 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11744 * pa.c (pa_commutative_p): Make PLUS commutative when
11745 TARGET_NO_SPACE_REGS is true.
11747 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11749 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11750 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11751 * tree-dfa.c (dump_subvars_for): New.
11752 (debug_subvars_for): New.
11753 (dump_variable): Show subvariables if VAR has them.
11754 * tree-flow-inline.h (get_subvar_at): New.
11755 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11756 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11758 (struct subvar): Change fields offset and size to unsigned
11760 (dump_subvars_for): Declare.
11761 (debug_subvars_for): Declare.
11762 (get_subvar_at): Declare.
11763 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11764 to unsigned HOST_WIDE_INT *.
11765 (overlap_subvar): Likewise.
11766 * tree-gimple.c (is_gimple_reg): Always return false for
11767 SFTs and memory tags.
11768 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11769 Update all callers.
11770 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11771 (compute_may_aliases): Call compute_points_to_sets.
11772 (collect_points_to_info_for): Remove.
11773 (compute_points_to_and_addr_escape): Remove.
11774 (delete_alias_info): Call delete_points_to_sets.
11775 (compute_flow_sensitive_aliasing): If the call to
11776 find_what_p_points_to returns false, call set_pt_anything.
11777 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11778 (set_pt_anything): Clear pi->pt_vars.
11779 (set_pt_malloc): Remove.
11780 (merge_pointed_to_info): Remove.
11781 (add_pointed_to_expr): Remove.
11782 (add_pointed_to_var): Remove.
11783 (collect_points_to_info_r): Remove.
11784 (is_escape_site): Make extern.
11786 (create_overlap_variables_for): Call it.
11787 * tree-ssa-copy.c (merge_alias_info): Never merge
11788 flow-sensitive alias information.
11789 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11790 offset and size to be unsigned HOST_WIDE_INT.
11791 (add_to_addressable_set): Rename from note_addressable.
11792 Set TREE_ADDRESSABLE as the variables are added to the set.
11794 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11795 operands into VUSEs when adding V_MAY_DEFs for members in an
11797 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11798 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11799 (struct variable_info): Add bitfield is_heap_var.
11800 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11801 (new_var_info): Initialize is_heap_var.
11802 (get_constraint_for): Add HEAP variables to the symbol table.
11803 Mark them with is_heap_var.
11804 (update_alias_info): New. Taken mostly from the old
11805 compute_points_to_and_addr_escape.
11806 (handle_ptr_arith): New.
11807 (find_func_aliases): Call update_alias_info.
11808 Call handle_ptr_info for tcc_binary expressions.
11809 Call mark_stmt_modified.
11810 (create_variable_info_for): If DECL has subvars, do not create
11811 variables for its subvars. Always add all the fields.
11812 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11813 SFTs, then add all the SFTs of the structure.
11814 If VI->DECL is an aggregate with subvariables, add the SFT at
11816 (find_what_p_points_to): If VI is an artificial variable,
11817 translate to bitfields in SSA_NAME_PTR_INFO.
11818 If the solution is empty, set pi->pt_vars to NULL
11819 (init_base_vars): Create ANYOFFSET.
11820 (compute_points_to_sets): Rename from create_alias_vars.
11822 (pass_build_pta): Remove.
11823 (delete_points_to_sets): Rename from delete_alias_vars.
11824 (pass_del_pta): Remove.
11825 * tree-ssa-structalias.h (struct alias_info): Move from
11827 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11828 NUM_REFERENCES_SET): Likewise.
11829 (compute_points_to_sets, delete_points_to_sets): Declare.
11831 2005-07-09 Richard Henderson <rth@redhat.com>
11833 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11834 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11835 alpha_split_lock_test_and_set_12): New functions.
11836 * config/alpha/alpha-protos.h: Update.
11837 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11838 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11839 * config/alpha/sync.md (I12MODE): New.
11840 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11841 (sync_<fetchop_name><I48MODE>): Likewise.
11842 (sync_nand<I48MODE>): Likewise.
11843 (sync_old_<fetchop_name><I48MODE>): Likewise.
11844 (sync_new_<fetchop_name><I48MODE>): Likewise.
11845 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11846 (sync_compare_and_swap<I48MODE>): Likewise.
11847 (sync_lock_test_and_set<I48MODE>): Likewise.
11848 (sync_compare_and_swap<I12MODE>): New.
11849 (sync_compare_and_swap<I12MODE>_1): New.
11850 (sync_lock_test_and_set<I12MODE>): New.
11851 (sync_lock_test_and_set<I12MODE>_1): New.
11853 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11857 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11859 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11861 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11862 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11864 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11867 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11869 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11871 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11872 memory_operand constraint.
11873 (store_conditional_<mode>): Same.
11874 (sync_compare_and_swap<mode>): Same.
11875 (sync_lock_test_and_set<mode>): Same.
11877 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11879 Rewrite PIC support to more closely model actual instructions.
11880 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11881 (cris_symbol): Remove prototypes for removed functions.
11882 (cris_pic_symbol_type_of, cris_valid_pic_const)
11883 (cris_expand_pic_call_address): Prototypes for new functions.
11884 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11886 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11888 <case ':'>: Add case for new punctuation character.
11889 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11890 emitting (extra) PIC modifier.
11891 <case UNSPEC>: Do not assert for PLT.
11892 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11893 (cris_expand_prologue, cris_expand_epilogue): Check
11894 for pic_offset_table_rtx usage instead of taking
11895 current_function_uses_pic_offset_table as the final word.
11896 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11897 Remove flag_pic difference.
11898 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11899 the moral equivalents of...
11900 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11902 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11903 (cris_handle_option): Mark ARG as unused.
11904 (cris_expand_pic_call_address): New worker function for "call",
11906 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11907 output PIC constructs here.
11908 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11909 as symbol-specific modifers, not whole or part of operands.
11910 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11911 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11912 constants and flag_pic.
11913 (CONSTANT_INDEX_P): Adjust for new functions.
11914 (enum cris_pic_symbol_type): New helper type.
11915 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11916 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11917 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11919 ("movsi"): Emit actual instructions for GOT and relative access.
11920 ("*movsi_got_load"): New pattern to set up the register holding
11922 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11923 Adjust FIXME for 'S'.
11924 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11925 Use "movs" for -fpic cases.
11926 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11927 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11928 ("call", "call_value"): Just call cris_expand_pic_call_address for
11930 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11931 Remove special pattern.
11932 ("*expanded_call_side", "*expanded_call_value_side"): New
11934 (gotplt-to-plt, gotplt-to-plt-side-call)
11935 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11937 * config/cris/cris/predicates.md
11938 ("cris_general_operand_or_gotless_symbol"): Remove unused
11940 ("cris_general_operand_or_symbol"): Adjust for new functions.
11942 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11944 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11946 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11948 * Makefile.in (TREE_H): Add treestruct.def.
11949 (c-decl.o): Add pointer-set.h
11950 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11951 visibility on regular DECL's.
11952 (merge_decls): Fix the copying of decl nodes of various types for
11953 the new structures. Don't update RTL, section name, weak status,
11954 etc, on DECL's without RTL.
11955 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11956 Don't check volatile on non-variable types.
11957 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11958 to check whether we have seen arguments.
11959 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11960 flag is checked before field (flag is common, field is not).
11961 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11962 TS_DECL_COMMON could have an origin.
11963 (add_location_or_const_value_attribute): Don't check section name
11964 on non-var/function decls.
11965 (dwarf2out_var_location): Reverse order of tests.
11966 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11967 with DECL_WRTL_CHECK.
11968 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11969 * fold-const.c (fold_binary): Don't check weakness on
11970 non-var/function decls.
11971 (tree_expr_nonzero_p): Ditto.
11972 (fold_checksum_tree): Use tree_decl_extra as sizeof
11974 * ggc-page.c (extra_order_size_table): Add sizes for
11975 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11977 * gimplify.c (gimplify_bind_expr): Only set
11978 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11979 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11981 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11982 * langhooks.h (init_ts). New langhook.
11983 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11984 * print-tree.c (print_node): Update to only print fields that
11985 exist in the structures the passed decl has.
11986 * toplev.c (wrapup_global_declarations): Don't reset
11987 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11988 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11989 * tree-inline.c (remap_decl): Ditto.
11990 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11991 * tree-pretty-print.c (print_declaration): Don't print
11992 DECL_REGISTER on things that don't contain it.
11993 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11994 non-var/function decls.
11995 * tree.c (tree_contains_struct): New structure.
11996 (init_priority_for_decl): New hashtable.
11997 (tree_int_map): New structure.
11998 (tree_int_map_eq): New function.
11999 (tree_int_map_marked_p): Ditto.
12000 (tree_int_map_hash): Ditto.
12001 (tree_map): Move to tree.h.
12002 (tree_map_eq): Externalize.
12003 (tree_map_hash): Ditto.
12004 (tree_map_marked_p): Ditto.
12005 (init_ttree): Set up tree_contains_struct and call langhook.
12006 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12007 (tree_code_size): Update for new structures.
12008 (tree_node_structure): Update for new structures.
12009 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12011 (copy_node_stat): Copy init priority.
12012 (build_decl_stat): Ditto for visibility.
12013 (ts_enum_names): New.
12014 (tree_contains_struct_check_failed): New function.
12015 (decl_init_priority_lookup): Ditto.
12016 (decl_init_priority_insert): Ditto.
12017 * treestruct.def: New file.
12018 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12019 (CONTAINS_STRUCT_CHECK): Ditto.
12020 (tree_contains_struct_check_failed): New prototype.
12021 (DECL_CHECK): Removed.
12022 (DECL_MINIMAL_CHECK): New.
12023 (DECL_COMMON_CHECK): Ditto.
12024 (DECL_WRTL_CHECK): Ditto.
12025 (DECL_NON_COMMON_CHECK): Ditto.
12026 (DECL_WITH_VIS_CHECK): Ditto.
12027 (VAR_OR_FUNCTION_DECL_P): Ditto
12028 (struct tree_decl_minimal): New structure.
12029 (struct tree_decl_common): Ditto.
12030 (struct tree_decl_with_rtl): Ditto.
12031 (struct tree_decl_with_vis): Ditto.
12032 (struct tree_decl_non_common): Ditto.
12033 (struct tree_field_decl): Ditto.
12034 (struct tree_parm_decl): Ditto.
12035 (struct tree_var_decl): Ditto.
12036 (struct tree_function_decl): Ditto.
12037 (struct tree_const_decl): Ditto.
12038 (struct tree_result_decl): Ditto.
12039 (union tree_node): Add new structures.
12040 * var-tracking.c (track_expr_p): Reverse order of tests.
12042 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12044 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12046 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12047 * system.h: Poison FINALIZE_PIC.
12048 * doc/tm.texi (FINALIZE_PIC): Remove.
12050 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12053 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12054 to the correct type if we have a MODIFY_EXPR.
12056 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12058 PR tree-optimization/22360
12059 * tree.c (upper_bound_in_type): Fix calculations for casting
12060 to a non-wider signed type and casting a signed value to a
12061 wider unsigned type.
12062 (lower_bound_in_type): Fix calculations for casting to a
12063 non-wider signed type.
12065 PR tree-optimization/20139
12066 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12068 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12069 fold_cond_expr_cond.
12070 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12071 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12073 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12076 * tree-complex.c (expand_complex_libcall): Produce
12077 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12079 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12081 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12082 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12083 b" assert and inserted fastpath code for this case.
12084 (bitmap_ior): Removed "a != b" assert.
12086 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12088 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12089 (ENDFILE_SPEC): Likewise.
12090 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12092 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12093 a large stack frame at epilogue.
12095 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12097 * final.c: Include sdbout.h when required.
12099 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12101 * config.gcc (*-*-darwin*): Only one target-specific header file
12102 for generic darwin.
12103 (powerpc-*-darwin*): Add version-specific header files.
12104 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12105 * config.in: Regenerate.
12106 * configure: Regenerate.
12107 * gcc.c: Include xregex.h.
12108 (version_compare_spec_function): New.
12109 (spec_function): Add version-compare.
12110 (replace_outfile_spec_function): Reformat comment.
12111 (compare_version_strings): New.
12112 * config/darwin-c.c (version_as_macro): New.
12113 (builtin_define): New.
12114 (darwin_cpp_builtins): New.
12115 * config/darwin-protos.h (darwin_cpp_builtins): New.
12116 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12117 (LIB_SPEC): Make unconditional, update comment.
12118 (TARGET_C99_FUNCTIONS): Define.
12119 * config/darwin.opt: Sort.
12120 (mmacosx-version-min=): New.
12121 * config/darwin7.h: Delete.
12122 * config/darwin8.h: Delete.
12123 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12124 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12125 (TARGET_C99_FUNCTIONS): Define.
12126 * config/rs6000/darwin7.h: New.
12127 * config/rs6000/darwin8.h: New.
12128 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12129 (-mmacosx-version-min): Document.
12131 2005-07-07 Ian Lance Taylor <ian@airs.com>
12133 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12135 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12137 PR middle-end/22239
12138 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12140 2005-07-07 Khem Raj <kraj@mvista.com>
12142 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12143 in bytes, not words.
12145 2005-07-07 Paul Brook <paul@codesourcery.com>
12147 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12148 DEFAULT_FUNCTION_ARG_PADDING to upward.
12150 2005-07-07 Richard Henderson <rth@redhat.com>
12152 * function.c (locate_and_pad_parm): Record parameter alignment in
12153 stack_alignment_needed.
12155 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12157 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12158 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12159 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12160 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12161 (define_attr "type"): Add isync, sync, load_l, store_c.
12162 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12163 Create scratch volatile MEM.
12164 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12166 (load_locked_<mode>): New.
12167 (store_conditional_<mode>): New.
12168 (sync_compare_and_swap<mode>): Replace with splitter.
12169 (sync_lock_test_and_set<mode>): Replace with splitter.
12170 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12172 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12173 is ics. Attribute isync.
12174 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12176 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12177 and UNSPECV_SYNC_OP.
12178 (emit_unlikely_jump): New.
12179 (emit_load_locked): New.
12180 (emit_store_conditional): New.
12181 (rs6000_split_compare_and_swap): New.
12182 (rs6000_split_lock_test_and_set): New.
12183 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12184 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12185 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12186 rs6000_split_lock_test_and_set): Declare.
12187 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12188 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12189 store_c, isync, sync.
12191 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12193 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12194 filenames to gtyp-gen.h.
12195 (s-typ-gen): Use it in place of for loops.
12197 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12199 * hooks.c (hook_bool_rtx_int_false): New function.
12200 * hooks.h (hook_bool_rtx_int_false): Declare.
12201 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12202 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12203 * target.h (struct gcc_target): Add commutative_p member.
12204 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12205 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12206 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12207 (pa_commutative_p): New function.
12208 * jump.c (target.h): Include.
12209 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12210 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12212 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12214 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12215 (s390_expand_setmem): New.
12216 * config/s390/s390.c: Likewise.
12217 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12219 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12220 general_operand. Call new function "s390_expand_setmem".
12221 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12222 ("setmem_long", "*setmem_long"): ... this.
12224 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12226 * config/s390/s390.c: (optimization_options): Enable
12227 TARGET_MVCLE at -Os.
12228 * doc/invoke.texi: Document changes in default behaviour.
12229 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12231 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12233 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12234 defined by back-end.
12236 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12238 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12239 all sets in the pattern.
12240 * config/rs6000/rs6000.md (stack_protect_testsi,
12241 stack_protect_testdi): Likewise.
12243 2005-07-06 Jeff Law <law@redhat.com>
12245 * tree-vrp.c (simplify_using_ranges): Kill.
12246 (vrp_finalize): Remove call to simplify_using_ranges.
12247 (simplify_stmt_using_ranges): New function extracted from
12248 simplify_using_ranges.
12249 (simplify_div_or_mod_using_ranges): Likewise.
12250 (simplify_abs_using_ranges): Likewise.
12251 (simplify_cond_using_ranges): New function.
12252 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12253 * tree-ssa-propagate.c (substitute_and_fold): Call
12254 simplify_stmt_using_ranges if we have range information.
12256 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12258 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12259 ia64_flag_schedule_isns2.
12261 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12262 reading/writing general registers.
12263 (ia64_function_arg): Revert 2005-06-18 change.
12265 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12267 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12268 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12270 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12272 * function.c (expand_function_end): Revert part of 2005-06-27
12273 patch. Do sjlj_emit_function_exit_after after return_label.
12275 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12277 * doc/install.texi (--disable-libssp): New.
12279 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12281 * doc/invoke.texi: Update -fforce-mem documentation.
12282 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12283 code for -fforce-mem.
12284 * expmed.c: (store_bit_field,store_fixed_bit_field,
12285 extract_bit_field): Ditto.
12286 * expr.c: (convert_move): Ditto.
12287 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12288 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12289 emit_conditional_add,expand_float,expand_fix): Ditto.
12290 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12291 (common_handle_option): Issue warning when -fforce-mem specified.
12293 2005-07-06 Paul Brook <paul@codesourcery.com>
12295 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12297 * configure: Regenerate.
12299 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12301 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12303 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12305 Fix PR tree-optimization/22319
12306 Fix PR tree-optimization/22140
12307 Fix PR tree-optimization/22310
12309 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12310 variable sized types.
12311 Use correct type for intermediate structure on *a = *b structure
12314 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12316 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12318 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12319 (machine_function): Move typedef to...
12320 * config/rs6000/rs6000.c (machine_function): ... here. Add
12321 varargs_save_offset field.
12322 (rs6000_stack_t): Remove varargs_size field.
12323 (setup_incoming_varargs): Allocate varargs save area using
12324 assign_stack_local, try to make it as small as possible.
12325 Save offset from virtual_stack_vars_rtx to the save area
12326 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12327 instead of magic 8 when fp word byte size is used.
12328 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12329 instead of -RS6000_VARARGS_SIZE.
12330 (rs6000_stack_info, debug_stack_info,
12331 rs6000_initial_elimination_offset): Remove all traces of
12333 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12334 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12335 RS6000_VARARGS_AREA.
12337 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12339 PR tree-optimization/21963
12340 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12341 constant_multiple_of in the same way get_computation_cost_at does.
12343 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12345 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12346 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12347 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12348 and return its previous value.
12349 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12350 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12352 (stack_protect_set, stack_protect_test): New expanders.
12353 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12354 stack_protect_testdi): New insns.
12355 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12356 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12358 2005-07-06 Jeff Law <law@redhat.com>
12360 * tree-ssa-dce.c (cfg_altered): New global.
12361 (tree_dce_init): Initialize cfg_altered.
12362 (remove_dead_stmt): If we remove an edge in the CFG, then set
12364 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12367 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12369 * Makefile.in (stamp-collect-ld): Use
12370 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12371 ./collect-ld if it already exists.
12372 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12373 Don't remove ./nm if it already exists.
12375 2005-07-05 Devang Patel <dpatel@apple.com>
12377 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12378 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12379 * tree-vectorizer.c (vect_loop_location): New.
12380 (vect_print_dump_info): Use vect_loop_location.
12381 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12382 (vectorize_loops): Set vect_loop_location.
12383 * tree-vect-analyze.c (vect_analyze_offset_expr,
12384 vect_determin_vectorization_factor, vect_analyze_operations,
12385 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12386 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12387 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12388 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12389 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12390 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12391 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12392 vect_analyze_loop): Adjust vect_print_dump_info API.
12393 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12394 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12395 vect_finish_stmt_generation, vectorizable_assignment,
12396 vectorizable_operation, vectorizable_store, vectorizable_load,
12397 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12398 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12399 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12400 vect_transform_loop): Same.
12401 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12402 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12405 2005-07-05 Randolph Chung <tausq@debian.org>
12407 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12408 * configure: Regenerate.
12409 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12410 (pa_tls_referenced_p): Declare.
12411 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12412 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12413 (legitimize_tls_address): New.
12414 (hppa_legitimize_address): Handle TLS addresses.
12415 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12416 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12417 (emit_move_sequence): Handle TLS addresses.
12418 (pa_encode_section_info): Call default handler to handle common
12420 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12421 (CONSTANT_ADDRESS_P): Reject TLS operands.
12422 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12423 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12424 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12425 (UNSPEC_TLSLE): Define new constants.
12426 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12427 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12428 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12429 (tie_symbolic_operand, tle_symbolic_operand): New
12431 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12433 * aclocal.m4: Update macros for autoconf 2.59 style.
12434 * configure.ac: Likewise.
12436 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12438 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12439 (function_arg): Pass small aggregates in general registers on 32-bit
12441 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12443 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12445 * Makefile.in (final.o): Fix dependencies.
12447 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12451 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12452 * langhooks.c (lhd_expr_to_decl): New.
12453 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12455 (LANG_HOOKS_INITIALIZER): Update.
12456 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12457 expr_to_decl langhook.
12458 * c-tree.h (c_expr_to_decl): Declare.
12459 * c-typeck.c (c_expr_to_decl): New.
12460 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12462 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12464 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12467 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12468 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12470 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12472 * Makefile.in: Adjust dependencies.
12473 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12474 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12475 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12476 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12477 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12478 rest_of_compilation.
12480 * bb-reorder.c (gate_duplicate_computed_gotos,
12481 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12482 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12483 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12484 pass_partition_blocks): New.
12485 * bt-load.c (gate_handle_branch_target_load_optimize,
12486 rest_of_handle_branch_target_load_optimize,
12487 pass_branch_target_load_optimize): New.
12488 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12490 * cfglayout.c (pass_insn_locators_initialize): New.
12491 * cfgrtl.c (pass_free_cfg): New.
12492 * combine.c (gate_handle_combine, rest_of_handle_combine,
12493 pass_combine): New.
12494 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12495 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12496 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12497 * except.c (pass_set_nothrow_function_flags,
12498 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12500 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12501 rest_of_handle_shorten_branches, pass_shorten_branches,
12502 rest_of_clean_state, pass_clean_state): New.
12503 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12504 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12505 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12507 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12508 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12509 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12510 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12512 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12513 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12514 pass_rtl_ifcvt, gate_handle_if_after_combine,
12515 rest_of_handle_if_after_combine, pass_if_after_combine,
12516 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12517 pass_if_after_reload): New.
12518 * integrate.c (pass_initial_value_sets): New.
12519 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12520 pass_purge_lineno_notes): New.
12521 * mode-switching.c (rest_of_handle_mode_switching,
12522 pass_mode_switching): New.
12523 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12524 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12526 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12527 pass_loop_optimize): New.
12528 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12530 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12532 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12533 pass_postreload_cse): New.
12534 * profile.c (gate_handle_profiling, pass_profiling,
12535 rest_of_handle_branch_prob, pass_branch_prob): New.
12536 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12537 pass_split_before_regstack, gate_handle_split_before_regstack,
12538 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12539 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12540 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12541 pass_stack_regs): New.
12542 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12543 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12544 pass_stack_adjustments): New.
12545 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12546 pass_regrename): New.
12547 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12548 pass_delay_slots, gate_handle_machine_reorg,
12549 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12550 * rtl.h (extern void purge_line_number_notes): New.
12551 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12552 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12554 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12556 * value-prof.c (gate_handle_value_profile_transformations,
12557 rest_of_handle_value_profile_transformations,
12558 pass_value_profile_transformations): New.
12559 * var-tracking.c (gate_handle_var_tracking,
12560 pass_variable_tracking): New.
12561 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12563 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12564 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12565 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12566 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12567 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12568 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12569 rest_of_handle_gcse2, rest_of_handle_regmove,
12570 rest_of_handle_tracer, rest_of_handle_if_conversion,
12571 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12572 rest_of_handle_web, rest_of_handle_branch_prob,
12573 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12574 rest_of_handle_jump_bypass, rest_of_handle_combine,
12575 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12576 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12577 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12578 rest_of_handle_mode_switching, rest_of_handle_jump,
12579 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12580 rest_of_handle_flow2, rest_of_handle_jump2,
12581 rest_of_handle_peephole2, rest_of_handle_postreload,
12582 rest_of_handle_shorten_branches, rest_of_clean_state,
12583 rest_of_compilation): Remove.
12585 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12586 * passes.c (dump_flags, in_gimple_form, all_passes,
12587 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12588 register_dump_files, next_pass_1, last_verified, execute_todo,
12589 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12590 from tree-optimize.c.
12591 (init_optimization_passes): Moved from tree-optimize.c,
12592 adding the RTL optimizations.
12593 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12594 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12595 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12596 register_dump_files, next_pass_1, last_verified, execute_todo,
12597 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12598 init_tree_optimization_passes, ipa_passes): Delete.
12599 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12601 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12602 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12604 (ipa_passes): Remove.
12605 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12606 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12607 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12608 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12609 (dump_info_p, dump_flag): Moved to tree-dump.h.
12611 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12613 * passes.c (finish_optimization_passes): Use dump_begin
12614 and dump_end, TDI_end.
12615 (gate_rest_of_compilation): New.
12616 (pass_rest_of_compilation): Use it.
12617 (gate_postreload, pass_postreload): New.
12618 * toplev.c (general_init): Rename init_tree_optimization_passes.
12619 * toplev.h (init_tree_optimization_passes): Rename to
12620 init_optimizations_passes.
12621 * tree-dump.c (dump_flag): Make static.
12622 (dump_files): Remove RTL dumps.
12623 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12624 pass_cleanup_cfg, pass_free_cfg_annotations,
12625 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12626 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12627 * tree-pretty-print.c: Include tree-pass.h.
12628 * cgraph.c: Include tree-dump.h.
12630 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12632 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12633 Only fall back to saying it points to readonly memory if
12634 we can't do better.
12636 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12638 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12639 * config/m32r/m32r.c (m32r_compute_frame_size,
12640 m32r_expand_prologue): Take current_function_profile into
12641 account whenever we reference
12642 current_function_uses_pic_offset_table.
12643 (m32r_finalize_pic): Remove.
12644 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12646 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12648 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12649 instead of $<. Don't remove ./as if it already exists.
12651 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12654 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12655 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12656 for complex modes when generating code for PA 1.0.
12657 (VALID_FP_MODE_P): New macro.
12658 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12659 sets for all general and floating point modes. Align wide floating
12660 point modes to even register boundaries to comply with architectural
12662 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12663 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12664 (VALID_FP_MODE_P): New macro.
12665 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12666 sets for all general and floating point modes. Align wide floating
12667 point modes to even register boundaries to comply with architectural
12670 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12672 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12675 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12677 * tree-ssa-structalias.c: Don't include expr.h.
12679 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12681 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12684 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12686 Fix PR tree-optimization/22279
12688 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12691 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12693 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12695 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12697 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12698 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12699 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12700 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12701 config/stormy16/stormy16.c, config/v850/v850.c,
12702 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12703 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12704 Avoid "." or "\n" at end of diagnostics and capital letters at
12705 start of diagnostics.
12706 * combine.c, cse.c: Don't translate dump file output.
12707 * toplev.c (print_version): Only translate output if going to
12710 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12712 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12713 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12716 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12718 * pa.c (fix_range): Fix typo in comment.
12720 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12722 * tree-vrp.c (extract_range_from_assert): Replace
12723 fold (build (...)) with fold_build2.
12725 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12727 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12728 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12729 (format_types_orig, handle_format_attribute): Add support for
12732 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12734 * varasm.c (assemble_variable): Fix format specifier thinko.
12736 2005-07-03 Ira Rosen <irar@il.ibm.com>
12738 PR tree-optimization/22029 (and 22135)
12739 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12740 a phi node before calling dump_vops.
12742 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12744 * tree-dump.h (dump_string_field): Declare.
12745 * tree-dump.c: Use it instead of dump_string.
12746 (dump_string_field): Make non-static.
12748 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12750 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12751 up the minimal CFG stuff always when optimize > 0. Call
12752 split_all_insns_noflow in PIC case if needed.
12754 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12755 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12758 * c-decl.c (c_write_global_declarations): Dump contents of
12760 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12761 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12762 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12763 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12766 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12768 * c-common.h (GCC_DIAG_STYLE): Define.
12769 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12770 version for format checking to 4.1.
12771 * c-format.c: Include toplev.h after c-common.h.
12772 (enum format_type): Add gcc_tdiag_format_type.
12773 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12774 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12775 (format_types_orig): Add gcc_tdiag.
12776 (init_dynamic_diag_info): Support gcc_tdiag formats.
12777 (handle_format_attribute): Likewise.
12778 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12779 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12780 version for format checking to 4.1.
12781 (warning0, warning, error, pedwarn, sorry): Use
12782 ATTRIBUTE_GCC_DIAG.
12783 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12784 (finish_aliases_1): Do not use %qE.
12785 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12786 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12787 Correct format bugs.
12788 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12789 parameter to unsigned HOST_WIDE_INT.
12790 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12792 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12794 PR middle-end/21742
12795 * expr.c (write_complex_part): Use adjust_address for MEM.
12796 (read_complex_part): Same.
12798 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12800 Fix PR tree-optimization/22280
12802 * tree-sra.c (generate_element_init): Remove useless loop.
12804 2005-07-02 Richard Henderson <rth@redhat.com>
12806 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12808 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12810 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12812 PR middle-end/14490
12813 * fold-const.c (fold_binary): Handle the return value of
12814 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12815 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12817 2005-07-02 Jeff Law <law@redhat.com>
12819 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12820 a eliminate type conversion which feeds an equality comparison
12821 if the original type or either operand in the comparison is a
12824 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12826 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12827 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12829 * config/avr/avr.c: Do not use '`' as left quote.
12830 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12831 Remove "." from end of diagnostics. Make diagnostics start with
12834 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12835 Joseph S. Myers <joseph@codesourcery.com>
12837 * toplev.c (default_tree_printer): Handle setting location with
12839 * c-objc.common.c (c_tree_printer): Likewise.
12840 * c-format.c (gcc_diag_flag_specs): Add '+'.
12841 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12842 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12844 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12845 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12846 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12847 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12848 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12849 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12850 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12851 format arguments where %J is used without %D.
12853 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12855 * gcc.c (LINK_SSP_SPEC): Define.
12856 (link_ssp_spec): New variable.
12857 (LINK_COMMAND_SPEC): Add %(link_ssp).
12858 (static_specs): Add link_ssp_spec.
12859 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12860 * configure: Rebuilt.
12861 * config.in: Rebuilt.
12863 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12864 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12865 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12866 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12867 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12868 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12869 -0x7008(2) instead of reading __stack_chk_guard variable.
12870 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12872 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12873 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12874 if TARGET_THREAD_SSP_OFFSET is defined.
12875 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12876 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12879 2005-06-27 Richard Henderson <rth@redhat.com>
12880 * libgcc-std.ver (GCC_4.1.0): New.
12881 * libgcc.h (__stack_chk_guard): Declare.
12882 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12883 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12884 * mklibgcc.in (lib2funcs): Add them.
12886 2005-07-01 Richard Henderson <rth@redhat.com>
12888 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12889 void * before struct sigcontext *.
12890 (x86_fallback_frame_state): Likewise.
12892 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12894 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12896 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12899 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12900 we check for SSA_NAME for.
12902 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12904 Fix PR tree-optimization/22071
12906 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12908 (get_constraint_for_component_ref): Use it.
12910 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12913 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12914 print out the last new line.
12916 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12918 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12919 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12920 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12921 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12922 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12923 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12924 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12925 (enum reg_class): New member CC0_REGS.
12926 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12927 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12928 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12929 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12930 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12931 Adjust for register now described.
12933 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12936 * config/i386/i386.md (stack_protect_test_si,
12937 stack_protect_test_di): Add earlyclobber for scratch 3.
12938 * config/rs6000/rs6000.md (stack_protect_testsi,
12939 stack_protect_testdi): Add earlyclobber for scratch 3,
12940 remove earlyclobber from scratch 4.
12942 Older entries for 2005 can be found in ChangeLog-2005.