1 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
3 * tree-pass.h (pass_eliminate_useless_stores): Remove.
4 * tree-ssa-pre.c (is_copy_stmt): Ditto.
5 (follow_copies_till_vuse): Ditto.
7 (gate_eustores): Ditto.
8 (pass_eliminate_useless_stores): Ditto.
9 * passes.c (init_optimization_passes): Ditto.
11 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
13 * combine.c (simplify_shift_const): Fix typo. Use, whenever
14 applicable, simplify_const_binary_operation.
16 (simplify_shift_const): Leave only the fallback
17 case when no simplification is possible. Extract to...
18 (simplify_shift_const_1): ... here. Always create a new
19 RTX instead of substituting. Remove the signed_count variable.
20 Return NULL_RTX if no substitution is possible.
22 (simplify_and_const_int): Leave only the fallback
23 case when no simplification is possible. Extract to...
24 (simplify_and_const_int_1): ... here. Always create a new
25 RTX instead of substituting. Return NULL_RTX if no substitution
28 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
29 parameter to simplify_and_const_int and simplify_shift_const,
30 unless it is equal to the expected non-simplified result.
32 2005-12-23 Jakub Jelinek <jakub@redhat.com>
35 * regrename.c (replace_oldest_value_reg): Use validate_change with
36 IN_GROUP set to 1 instead of doing direct modifications.
37 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
38 replacements have been performed on an instruction, use
39 apply_change_group ().
41 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
43 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
44 [L_divsi3] (__Udiv): Don't use as inline function.
45 [L_modsi3] (__Umod): Ditto.
46 (__Div): Rearrange to call do_31div directly instead of __Udiv.
47 (__Mod): Similarly regarding __Umod.
50 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
51 emitted insns with post-increments.
52 (cris_expand_epilogue): Ditto.
54 2005-12-22 Jakub Jelinek <jakub@redhat.com>
55 Richard Henderson <rth@redhat.com>
57 Merge from gomp-branch.
58 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
59 * sync-builtins.def: ... new file.
60 (BUILT_IN_FETCH_AND_ADD_16,
61 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
62 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
63 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
64 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
65 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
66 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
67 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
68 BUILT_IN_LOCK_RELEASE_16): New builtins.
69 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
70 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
71 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
72 * c-common.c (enum c_builtin_type): Move to top-level from
73 c_common_nodes_and_builtins enum builtin_type.
74 (builtin_types): Move from c_common_nodes_and_builtins.
76 (c_common_nodes_and_builtins): Use it.
77 (def_builtin_1): Check for error_mark_node.
78 (sync_resolve_size): Handle also 128 bit sync builtins.
79 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
81 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
82 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
83 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
84 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
85 (doublemodesuffix, DCASHMODE): New mode attrs.
86 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
87 instead of IMODE, if mode is wider than a word, expand into
88 sync_double_compare_and_swap*.
89 (*sync_compare_and_swap<mode>): New insn.
90 (sync_double_compare_and_swap<mode>): Likewise.
91 (*sync_double_compare_and_swapdi_pic): Likewise.
92 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
93 mode is wider than a word, expand into
94 sync_double_compare_and_swap_cc*.
95 (sync_double_compare_and_swap_cc<mode>): New insn.
96 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
98 2005-12-22 Richard Henderson <rth@redhat.com>
100 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
101 (_mm_sub_si64): Likewise.
102 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
104 2005-12-23 Alan Modra <amodra@bigpond.net.au>
106 PR rtl-optimization/25432
107 * reload1.c (eliminate_regs_in_insn): Update insn code on
108 successfully re-recognizing modified insn.
110 2005-12-22 Richard Guenther <rguenther@suse.de>
112 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
113 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
114 * varasm.c (array_size_for_constructor): Likewise.
115 * fold-const.c (size_diffop, invert_truthvalue,
116 optimize_bit_field_compare, make_range, build_range_check,
117 fold_cond_expr_with_comparison, fold_truthop,
118 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
120 2005-12-22 Dale Johannesen <dalej@apple.com>
122 * config/i386/sse.md (sse_movhlps): Reverse operands for
123 2nd and 3rd alternatives.
125 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
128 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
131 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
132 Steven Bosscher <stevenb@suse.de>
134 * df.c (df_bitmaps_free): Only work for bbs for that structures are
136 (df_bb_modify): Realloc tables to the new index.
137 (df_find_use): New function.
138 (df_find_def, df_reg_used): Handle subregs.
139 * df.h (df_find_use): Declare.
141 * loop-invariant.c: Include hashtab.h.
142 (struct invariant): Remove processed field, add eqto and reg fields.
143 (struct invariant_expr_entry): New.
144 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
145 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
146 find_identical_invariants, merge_identical_invariants): New functions.
147 (create_new_invariant): Return the new invariant. Initialize new
149 (find_invariants): Call merge_identical_invariants.
150 (get_inv_cost, best_gain_for_invariant, set_move_mark,
151 move_invariant_reg): Handle equivalent invariants.
152 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
154 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
157 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
158 number is a single digit '0'.
160 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
162 PR tree-optimization/23518
163 * fold-const.c (make_range): Don't move a constant to the
164 other side of the comparison if the type is signed and -fwrapv
167 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
169 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
172 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
175 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
178 2005-12-21 Andrew Haley <aph@redhat.com>
181 * recog.c (peephole2_optimize): Don't peephole any
182 RTX_FRAME_RELATED_P insns.
184 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
186 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
187 fold_build2 with fold_binary.
188 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
189 Replace fold_build1 with fold_unary.
190 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
193 2005-12-21 Steven Bosscher <stevenb@suse.de>
195 PR rtl-optimization/25196
196 * postreload-gcse.c (record_last_set_info): Notice stack pointer
197 changes in push insns without REG_INC notes.
199 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
201 PR tree-optimization/25382.
202 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
205 2005-12-21 Janis Johnson <janis187@us.ibm.com>
206 Ben Elliston <bje@au.ibm.com>
208 * configure.ac: Enable C extension for decimal float if invoked
209 with --enable-decimal-float.
210 * doc/install.texi (Configuration): Document it.
211 * configure, config.in: Regenerate.
213 2005-12-20 Mike Stump <mrs@apple.com>
215 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
216 ambiguity between -seg_addr_table and -seg_addr_table_filename.
217 (WORD_SWITCH_TAKES_ARG): Likewise.
218 (LINK_SPEC): Likewise.
220 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
222 * cfganal.c (flow_reverse_top_sort_order_compute):
223 Renamed to post_order_compute and additional parameter added which
224 allows the inclusion of entry and exit blocks into list.
225 (mark_dfs_back_edges): Fixed comment.
226 (flow_depth_first_order_compute): Renamed to
227 pre_and_rev_post_order_compute additional parameter added which
228 allows the inclusion of entry and exit blocks into list.
229 * global.c (set_up_bb_rts_numbers): Call to
230 flow_reverse_top_sort_order_compute renamed to
232 * var-tracking.c (vt_stack_adjustments): Fixed comment.
233 (vt_find_locations): Call to
234 flow_depth_first_order_compute renamed to
235 pre_and_rev_post_order_compute.
236 * cfgloop.c (flow_find_loops): Ditto.
237 * tree-ssa-reassoc.c (init_reassoc): Ditto.
238 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
239 flow_reverse_top_sort_order_compute renamed to post_order_compute
240 and calls to flow_reverse_top_sort_order_compute renamed to
242 * basic_block.h: Ditto.
245 2005-12-20 Roger Sayle <roger@eyesopen.com>
246 Paolo Bonzini <bonzini@gnu.org>
248 PR rtl-optimization/25115
249 * gcse.c (pre_insert_copy_insn): Fall back to the sole
250 SET in the insn if there is no SET for an
251 expression that is equivalent to EXPR.
253 2005-12-20 Richard Guenther <rguenther@suse.de>
256 * builtins.c (std_gimplify_va_arg_expr): Do not align
257 va frame for zero sized types.
258 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
260 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
262 PR tree-optimization/25501
263 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
264 used in the PHI argument corresponding to the edge from BB to
267 2005-12-20 Richard Guenther <rguenther@suse.de>
270 2005-12-02 Richard Guenther <rguenther@suse.de>
272 * tree-cfg.c (mark_used_vars): New function.
273 (dump_function_to_file): Dump only used VAR_DECLs.
275 2005-12-19 Roger Sayle <roger@eyesopen.com>
277 * combine.c (try_combine): Improve splitting of binary operators
278 by taking advantage of reassociative transformations.
280 2005-12-19 Jeff Law <law@redhat.com>
282 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
283 Strip away all type conversions after simplifying the
286 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
287 cases the forwarder block dominates the destination.
289 2005-12-19 DJ Delorie <dj@redhat.com>
291 * reload1.c (spill_failure): Dump reload data to dump file.
292 (find_reload_regs): Likewise.
294 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
296 PR tree-optimization/24793
297 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
298 original reference if there are subvars.
299 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
301 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
303 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
304 Corrected basic block number calculations for changes in entry and
307 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
309 * tree-flow.h (struct var_ann_d): Change type of
310 may_aliases field to VEC(tree, gc) *.
311 (may_aliases): Declaration changed.
312 * tree-ssa-alias.c (group_aliases, add_may_alias,
313 replace_may_alias, dump_may_aliases_for,
314 is_aliased_with, add_type_alias, new_type_alias):
315 Work with VEC(tree, gc) * instead of varray.
316 * tree-flow-inline.h (may_aliases): Ditto.
317 * tree-ssa.c (verify_flow_insensitive_alias_info,
318 verify_name_tags): Ditto.
319 * tree-ssa-operands.c (add_stmt_operand): Ditto.
321 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
323 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
326 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
328 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
331 2005-12-19 Ben Elliston <bje@au.ibm.com>
333 * doc/install.texi (Configuration): Typo in Fortran subheading.
335 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
337 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
338 scratch. Correct its reload split. Adjust its peephole.
339 (doloop_end): Add additional scratch.
341 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
342 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
343 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
344 (mt_builtin_saveregs): Replace with ...
345 (mt_setup_incoming_varargs): ... here. Save just the varadic
347 (mt_va_start): Remove.
348 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
349 (mt_machine_reorg): Split all insns here.
350 (TARGET_SETUP_INCOMING_VARARGS): Override.
351 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
353 (EXPAND_BUILTIN_VA_START): Remove.
355 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
357 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
358 latent bug that could happen if update_life_info was called with a
359 blocks parameter and the call to cleanup_cfg actually deleted one
362 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
364 * tree-ssa-structalias.c (update_alias_info): Remove handling
365 of may_be_aliased (SSA_NAME_VAR (op)) case.
367 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
369 * tree-flow.h (struct stmt_ann_d): Remove
370 makes_aliased_loads and makes_aliased_stores fields.
371 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
372 and makes_aliased_loads fields.
373 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
374 use makes_aliased_stores.
375 * tree-ssa-operands.c (clobbered_aliased_loads,
376 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
377 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
378 add_call_read_ops): Do not set makes_aliased_stores and
379 makes_aliased_loads fields.
380 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
383 2005-12-18 Geoffrey Keating <geoffk@apple.com>
385 * config/darwin.h: Don't include darwin-sections.def to declare
386 global variables; instead create darwin_section_enum.
387 (darwin_section_enum): New.
388 (darwin_sections): New.
389 * config/darwin.c: Don't include darwin-sections.def to define
391 (darwin_sections): New.
392 (output_objc_section_asm_op): Rewrite to take advantage of
394 (darwin_init_sections): Rewrite to use darwin_sections.
395 (machopic_output_indirection): Update for darwin_sections array.
396 (machopic_select_section): Likewise.
397 (machopic_select_rtx_section): Likewise.
398 (machopic_asm_out_constructor): Likewise.
399 (machopic_asm_out_destructor): Likewise.
400 (darwin_file_end): Likewise.
401 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
402 * config/i386/i386.c (machopic_output_stub): Likewise.
404 2005-12-18 Richard Guenther <rguenther@suse.de>
406 PR tree-optimization/25481
407 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
408 don't have a varinfo for.
410 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
411 Janis Johnson <janis187@us.ibm.com>
412 Ben Elliston <bje@au.ibm.com>
414 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
415 (init_optabs): Handle libfuncs for decimal float.
416 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
417 * stor-layout.c (int_mode_for_mode): Likewise.
418 * simplify-rtx.c (simplify_immed_subreg): Likewise.
419 (simplify_unary_operation_1): Skip optimisations for decimal float
421 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
422 * emit-rtl.c (gen_const_vector): Add assertion check.
423 (init_emit_once): Populate const_tiny_rtx with constants in each
425 * expmed.c (extract_high_half, expand_mult_highpart_optab,
426 expand_mult_highpart): Assert that mode is not a scalar float
428 * expr.c (convert_move): Handle conversion between decimal and
429 binary floats of the same size.
430 * convert.c (convert_to_real): Consider decimal float types when
432 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
433 describe decimal floating point types.
435 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
437 PR rtl-optimization/21041
438 * reload.c (find_reloads_subreg_address): Replace paradoxical
439 subreg of MEM by widened access only if the resulting memory
440 is properly aligned, even on !STRICT_ALIGNMENT targets.
442 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
444 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
446 2005-12-18 Steven Bosscher <stevenb@suse.de>
448 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
449 the 2005-12-17 patch to renumber the entry and exit blocks.
451 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
453 * doc/objc.texi (Type encoding): Fix typo.
455 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
457 * tree-tailcall.c (find_tail_calls): Use XNEW.
458 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
459 (free_all_edge_infos): Use explicit cast to convert from void *.
460 (vrp_free): Likewise.
461 (dom_opt_finalize_block): Likewise.
462 (record_equivalences_from_incoming_edge): Likewise.
463 (thread_across_edge): Likewise. Use XCNEWVEC.
464 (record_cond): Use XCNEW.
465 (record_conditions): Use XNEWVEC.
466 (record_edge_info): Use XCNEWVEC.
467 (lookup_avail_expr): Use XNEW.
468 (record_range): Likewise. Use GGC_NEW.
469 * tree-nested.c (var_map_hash): Use explicit cast to convert from
471 (var_map_eq): Likewise.
472 (lookup_field_for_decl): Likewise.
473 (convert_nonlocal_reference): Likewise.
474 (convert_local_reference): Likewise.
475 (convert_nl_goto_reference): Likewise.
476 (convert_nl_goto_receiver): Likewise.
477 (convert_call_expr): Likewise.
478 (convert_tramp_reference): Likewise.
479 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
480 (convert_nl_goto_reference): Likewise.
481 (lookup_field_for_decl): Use GGC_NEW.
482 (create_nesting_tree): Use GGC_CNEW.
483 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
484 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
485 (create_alias_map_for): Likewise.
486 (setup_pointers_and_addressables): Use XCNEWVEC.
487 (get_ptr_info): Use GGC_NEW.
488 (used_part_map_eq): Use explicit cast to convert from void *.
489 (up_lookup): Likewise.
490 (up_insert): Use XNEW.
491 (get_or_create_used_part_for): Use XCNEW.
492 (get_tmt_for): Likewise.
493 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
494 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
495 (bitmap_set_new): Use explicit cast to convert from void *.
497 (insert_into_set): Likewise.
498 (pool_copy_list): Likewise.
499 (phi_translate): Likewise.
500 (create_value_expr_from): Likewise.
501 (insert_aux): Use XCNEWVEC.
502 (compute_avail): Use XNEWVEC.
503 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
504 (sort_coalesce_list): Likewise.
505 (build_tree_conflict_graph): Use XCNEWVEC.
506 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
507 * tree-ssa-copy.c (init_copy_prop): Likewise.
508 (fini_copy_prop): Likewise.
509 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
511 (record_equiv): Use XNEW.
512 (uncprop_into_successor_phis): Use explicit cast to convert from
514 (uncprop_initialize_block): Likewise.
516 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
518 PR tree-optimization/24378
519 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
520 basic-block after loop-versioning.
522 2005-12-18 Jeff Law <law@redhat.com>
524 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
525 to simplify SWITCH_EXPR_CODE moved from here to ...
526 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
527 (tree-ssa-forward_propagate_single_use_vars): Call
528 simplify_switch_expr when appropriate.
530 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
532 * doc/objc.texi (Type encoding): Add documentation about encoding
533 complex types and _Bool.
535 2005-12-17 Paul Brook <paul@codesourcery.com>
537 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
538 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
539 when frame_pointer_needed.
541 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
543 * tree-vn.c (vn_add): Use XNEW.
544 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
545 (ccp_fold): Likewise.
546 (fold_stmt_r): Use explicit cast to convert from void *.
547 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
548 (new_temp_expr_table): Likewise.
549 * gimplify.c (lookup_tmp_var): Use XNEW.
550 (gimplify_asm_expr): Use explcit cast to convert from void *.
551 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
552 (get_def_blocks_for): Use XNEW.
553 (add_to_repl_tbl): Likewise.
554 (mark_def_sites): Use explicit cast to convert from void *.
555 (def_blocks_free): Likewise.
556 (mark_def_sites_initialize_block): Likewise.
557 (update_ssa): Use XNEWVEC.
558 * tree-dfa.c (create_var_ann): Use GGC_NEW.
559 (create_stmt_ann): Likewise.
560 (create_tree_ann): Likewise.
561 (referenced_var_insert): Likewise.
562 (set_default_def): Likewise.
563 (referenced_var_lookup_if_exists): Use explicit cast to convert
565 (referenced_var_lookup): Likewise.
566 (default_def): Likewise.
567 (set_default_def): Likewise.
568 * tree-cfg.c (create_bb): Likewise.
569 (edge_to_cases_cleanup): Likewise.
570 (verify_node_sharing): Likewise.
571 (record_switch_edge): Use XNEW.
572 (cleanup_dead_labels): Use XCNEWVEC.
573 (tree_duplicate_sese_region): Use XNEWVEC.
574 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
575 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
576 (int_tree_map_eq): Use explicit cast to convert from void *.
577 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
578 (__gcov_execl): Likewise.
579 (__gcov_execlp): Likewise.
580 (__gcov_execle): Likewise.
581 * tree-eh.c (struct_ptr_eq): Likewise.
582 (struct_ptr_hash): Likewise.
583 (lookup_stmt_eh_region_fn): Likewise.
584 (outside_finally_tree): Likewise.
585 (find_goto_replacement): Likewise.
586 (make_eh_edge): Likewise.
587 (mark_eh_edge): Likewise.
588 (add_stmt_to_eh_region_fn): Use GGC_NEW.
589 (record_in_finally_tree): Use XNEW.
590 (maybe_record_in_goto_queue): Use XRESIZEVEC.
591 (lower_try_finally_copy): Use XCNEWVEC.
593 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
595 * tree-inline.c (copy_body_r): Use explicit cast when converting
598 (copy_edges_for_bb): Likewise.
599 (remap_decl_1): Likewise.
600 (estimate_num_insns_1): Likewise.
601 * cgraph.c (hash_node): Use explicit cast when converting from
604 (cgraph_create_node): Use GGC_CNEW.
605 (cgraph_create_edge): Use GGC_NEW.
606 (cgraph_remove_node): Use explicit cast when converting from void *.
607 (hash_varpool_node): Likewise.
608 (eq_varpool_node): Likewise.
609 (cgraph_varpool_node): Use GGC_CNEW.
610 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
611 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
612 (eq_scev_info): Use explicit cast when converting from void *.
613 (find_var_scev_info): Likewise.
614 (set_instantiated_value): Likewise.
615 (gather_stats_on_scev_database_1): Likewise.
616 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
618 * c-pch.c (c_common_write_pch): Use XNEWVEC.
619 (c_common_read_pch): Likewise.
620 * prefix.c (save_string): Use XNEWVEC.
621 (translate_name): Use explicit cast when converting from void *.
622 * c-ppoutput.c (print_line): Use explicit cast when converting
624 (pp_dir_change): Likewise.
625 * c-cppbuiltin.c (builtin_define_std): Likewise.
626 (builtin_define_with_value): Likewise.
627 (builtin_define_with_value_n): Likewise.
628 (builtin_define_with_int_value): Likewise.
629 (builtin_define_type_max): Likewise.
630 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
631 (add_path): Use XNEW.
632 * c-format.c (check_format_info_main): Use GGC_NEW.
633 (format_type_warning): Use explicit cast when converting from void *.
634 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
636 (start_init): Likewise.
637 * tree-flow-inline.h (first_referenced_var): Use explicit cast
638 when converting from void *.
639 (next_referenced_var): Likewise.
640 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
641 * gensupport.c (lookup_predicate): Use explicit cast to convert
643 (init_predicate_table): Use XCNEW instead of xcalloc.
644 * genpreds.c (process_define_predicate): Likewise.
646 2005-12-17 Danny Berlin <dberlin@dberlin.org>
647 Kenneth Zadeck <zadeck@naturalbridge.com>
649 * basic-block.h: Changed basic block numbering so that the entry
650 block is 0 and the exit block is 1. Changed insn iterators so
651 that they are tolerant of blocks with no insns.
652 * regrename.c (copyprop_hardreg_forward): Changed basic block
653 numbering so that the entry block is 0 and the exit block is 1.
654 * sched-ebb.c (sehedule_ebbs): Ditto.
655 * tracer.c (branch_ratio_cutoff): Ditto.
656 * cfgloopmanip.c (fix_loop_structure): Ditto.
657 * cfghooks.c (verify_flow_info): Ditto.
658 * cfg.c (compact_blocks): Ditto.
659 * reorg.c (dbr_schedule): Ditto.
660 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
661 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
662 calculate_dominance_info): Ditto.
663 * cfganal.c (create_edge_list, print_edge_list,
664 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
665 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
666 dfs_enumerate_from): Ditto.
667 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
668 * ifcvt.c (find_if_case_2): Ditto.
669 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
670 find_basic_blocks): Ditto.
671 * predict.c (predict_loops, tree_bb_level_predictions,
672 predict_paths_leading_to, propagate_freq): Ditto.
673 * lcm.c (compute_antinout_edge, compute_laterin,
674 compute_available): Ditto.
675 * function.c (thread_prologue_and_epilogue_insns): Ditto.
676 * gcse.c (gcse_main, bypass_jumps): Ditto.
677 * profile.c (compute_branch_probabilities,
678 compute_value_histograms, branch_prob): Ditto.
679 * tree-flow-inline.h (bsi_start, bsi_after_labels,
681 * tree-ssa-phiopt.c (tree_ssa_phiopt,
682 blocks_in_phiopt_order): Ditto.
683 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
684 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
685 * tree-dfa.c (collect_dfa_stats): Ditto.
686 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
687 * cfglayout.c (fixup_reorder_chain): Ditto.
688 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
689 partition_hot_cold_basic_blocks): Ditto.
690 * var-tracking.c (vt_find_locations): Ditto.
691 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
692 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
693 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
694 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
695 * tree-ssa-reassoc.c (init_reassoc): Ditto.
696 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
697 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
698 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
699 and removed unused reverse orders.
701 * combine.c: Fix document typo.
703 2005-12-17 Jan Hubicka <jh@suse.cz>
705 * tree-flow-inline.h (set_default_def, default_def): Kill.
706 * tree-dfa.c (default_defs): New global variable.
707 (default_def, set_default_def): New functions.
708 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
709 * tree-flow.h (struct var_ann_d): Kill default_def field.
710 (set_default_def, default_def): Update prototype.
711 (default_defs): Declare.
713 2005-12-16 Jeff Law <law@redhat.com>
715 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
716 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
717 into tree-ssa-forwprop.c.
718 (eliminate_redundant_computations): Do not call
719 simplify_rhs_and_lookup_avail_expr anymore.
720 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
721 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
722 (tree_ssa_forward_propagate_single_use_vars): Call
723 simplify_not_neg_expr appropriately.
725 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
728 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
730 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
732 PR rtl-optimization/25456
733 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
734 info->x_start with p->x_start.
736 2005-12-17 Alan Modra <amodra@bigpond.net.au>
738 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
739 introduced 2005-12-16.
741 2005-12-16 Steven Bosscher <stevenb@suse.de>
743 PR rtl-optimization/23837
744 * optabs.c (expand_binop): For a multi-word rotate, never emit
745 a REG_NO_CONFLICT block.
747 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
750 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
753 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
756 2005-12-16 Steven Bosscher <stevenb@suse.de>
758 * loop-invariant.c (move_loop_invariants): Add missing hunk from
759 the previous patch, to nullify df.
761 2005-12-16 Steven Bosscher <stevenb@suse.de>
763 * reorg.c (mostly_true_jump): Clean up code depending on
764 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
765 poor man's branch prediction, instead rely on REG_BR_PROB
766 notes to be available.
768 2005-12-16 Jakub Jelinek <jakub@redhat.com>
770 PR rtl-optimization/24899
771 * loop.c (strength_reduce): Don't reduce giv that is not always
772 computable and where add_val or mult_val can trap.
774 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
776 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
778 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
779 names of ms1-16-002 files.
781 2005-12-16 Alan Modra <amodra@bigpond.net.au>
784 * gcc.c (for_each_path): New function.
785 (add_to_obstack, file_at_path): New functions.
786 (struct file_at_path_info, struct add_to_obstack_info): New.
787 (build_search_list): Rewrite using for_each_path. Constify struct
788 path_prefix pointer. Add do_multi param. Adjust all callers.
789 (find_a_file): Similarly, but just change existing param to bool.
790 (putenv_from_prefixes): Add do_multi param, make "paths" const.
791 (do_spec_path): Delete.
792 (struct spec_path_info): New.
793 (spec_path): New function.
794 (do_spec_1): Use for_each_path for %D and %I.
795 (find_file): Adjust for find_a_file changes.
796 (main): Search multilibs for specs. Print multilib lib path for
797 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
798 (read_specs): Search multilibs for %include and %include_noerr.
799 (is_directory): Remove second string param. Change last param
800 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
801 check path is a dir. Update all callers.
802 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
803 * system.h (SMALL_ARG_MAX): Poison.
804 * config.gcc: Don't define SMALL_ARG_MAX.
805 * config.host: Likewise.
806 * config.build: Likewise.
808 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
810 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
811 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
812 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
813 simplify_logical): Move simplifications that do not require
814 additional infrastructure...
815 * simplify-rtx.c (simplify_unary_operation_1,
816 simplify_binary_operation_1): ... here.
818 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
821 * flow.c (mark_used_dest_regs): New function.
822 (mark_used_regs): Call mark_used_dest_regs.
824 2005-12-16 Jeff Law <law@redhat.com>
826 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
827 represent a use and definition of the same SSA_NAME.
829 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
830 Janis Johnson <janis187@us.ibm.com>
831 Ben Elliston <bje@au.ibm.com>
833 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
834 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
835 * target.h (struct gcc_target): Add decimal_float_supported_p.
836 * targhooks.c (default_scalar_mode_supported_p): Handle
838 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
839 of inf, nan, finite, isinf and isnan.
840 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
841 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
842 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
843 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
844 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
845 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
846 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
847 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
848 Pedwarn if decimal floating point types are used. Error if
849 decimal floating point is not supported by the target.
850 (finish_declspecs): Return type from DFP typespec_word.
851 * c-typeck.c (c_common_type): Choose the decimal floating point
852 type with the greater precision when determining a common type.
853 (convert_arguments): Warn if there is a mismatch between argument
854 and prototype for decimal float types. Warn of conversions with
855 binary float types and of precision narrowing due to prototype.
856 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
857 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
858 (c_token_starts_declspecs): Likewise.
859 (c_parser_attributes): Likewise.
860 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
861 RID_DFLOAT64, RID_DFLOAT128.
862 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
863 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
864 (shorten_compare): Convert DFP/BFP operands to a common type.
865 (c_common_modes_and_builtins): Register built-in decimal float
866 types if the target supports them.
867 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
868 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
869 inf, nan, finite, isinf and isnan builtins.
870 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
871 (builtin_define_float_constants): Assert non-decimal radix.
872 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
873 Call builtin_define_decimal_float_constants for each type.
874 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
875 flags. Use real_from_string3, which can handle binary or decimal
877 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
878 cts_dfloat64, cts_dfloat128.
879 * tree.c (build_common_tree_nodes_2): Add decimal float types.
880 * tree.h (enum tree_index): Add new enumeration values
881 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
882 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
883 (dfloat32_type_node): New macro.
884 (dfloat64_type_node, dfloat128_type_node): Likewise.
885 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
886 (dfloat128_ptr_type_node): Likewise.
887 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
888 bit decimal floating point types with "df", "dd" and "dl".
889 * c-format.h (enum format_lengths): Add new enumeration values
890 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
891 * c-format.c (printf_length_specs, scanf_length_specs): Add
892 entries for H, D, DD.
893 (print_char_table, scan_char_table): Use new entries.
894 (asm_fprintf_char_table, gcc_diag_char_table,
895 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
897 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
898 (DECIMAL64_TYPE_SIZE): Likewise.
899 (DECIMAL128_TYPE_SIZE): Likewise.
900 (TARGET_DEC_EVAL_METHOD): Likewise.
901 * doc/extend.texi (Decimal Float): New node.
902 (Constructing Calls): Document decimal float built-ins.
903 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
904 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
905 * ginclude/decfloat.h: New file.
907 2005-12-16 Alan Modra <amodra@bigpond.net.au>
909 * reload.c (find_reloads): Fix comment typo.
910 * recog.h (recog_memoized): Correct comment.
912 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
914 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
915 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
916 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
917 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
918 * doc/invoke.texi, doc/tm.texi: Fix typos.
920 2005-12-16 Ben Elliston <bje@au.ibm.com>
922 * real.c (decimal_quad_format): Correct values for emin, emax.
924 2005-12-15 DJ Delorie <dj@redhat.com>
926 * config/m32c/predicates.md (m32c_psi_scale): New.
927 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
928 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
930 2005-12-16 Jan Hubicka <jh@suse.cz>
932 PR rtl-optimization/25224
933 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
936 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
937 Steven Bosscher <stevenb@suse.de>
939 * loop-invariant.c (df): New global variable.
940 (find_defs, check_dependencies, find_invariant_insn, record_uses,
941 find_invariants_bb, find_invariants_body, find_invariants,
942 find_invariants_to_move, move_invariants, free_inv_motion_data,
943 move_single_loop_invariants, move_loop_invariants): Do not pass df in
946 2005-12-15 Jakub Jelinek <jakub@redhat.com>
948 * varasm.c (default_unique_section_1): Use special section
949 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
951 2005-12-16 Ben Elliston <bje@au.ibm.com>
953 * doc/invoke.texi (Warning Options): Document -Walways-true being
956 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
959 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
960 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
961 __floatunditf): Use #error if type sizes don't match requirements
963 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
964 as wider floating-point type. Use #error if type sizes don't
965 match requirements of implementation. Avoid overflow in computing
966 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
967 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
968 (__floatundisf, __floatundidf): Likewise.
969 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
970 * config/ia64/ia64.c (ia64_init_libfuncs): Use
971 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
972 TFmode-TImode conversions.
973 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
975 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
977 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
978 Use builtin_define_with_int_value() instead of
979 adding a new check for every new major FreeBSD version.
981 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
983 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
985 2005-12-15 Richard Sandiford <richard@codesourcery.com>
987 * config/arm/predicates.md (call_memory_operand): New.
988 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
990 2005-12-15 Andrew Haley <aph@redhat.com>
992 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
993 against prev_cache_entry == NULL when moving a cache entry to the
996 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
998 * config/mt/mt.c (mt_override_options): Require lower case
999 architectures. Revert accidental default to ms2.
1000 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1001 ENDFILE_SPEC): Require lower case architectures. Revert default
1004 * doc/invoke.texi (MT Options): Rename and update.
1005 * doc/md.texi (MorphoTech family): Rename and update.
1007 2005-12-15 Olivier Hainque <hainque@adacore.com>
1009 * stor-layout.c (layout_type): Don't complain about a too small
1010 an array element type size compared to its alignment when the
1013 2005-12-15 Jan Hubicka <jh@suse.cz>
1016 * i386.c (classify_argument): Properly adjust offset of bitfield for
1019 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1021 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1022 between the hot and cold sections. Use current_function_section
1023 to get the new section.
1024 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1025 determine whether we are assembling hot or cold code.
1026 (secname_for_decl, dwarf2out_var_location): Likewise.
1027 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1028 * varasm.c (last_text_section): Delete.
1029 (in_cold_section_p): New variable.
1030 (hot_function_section): New function.
1031 (current_function_section): Pass in_cold_section_p as the
1032 reloc argument to select_section. Use it to decide between
1033 unlikely_function_section and hot_function_section.
1034 (assemble_start_function): Use switch_to_section. Set
1035 in_cold_section_p instead of last_text_section.
1036 (assemble_end_function): Use switch_to_section.
1037 (switch_to_section): Don't set last_text_section.
1038 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1039 argument to make the right choice between hot and cold sections.
1041 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1043 Second part of MS1->MT renaming
1044 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1045 (movqi, movhi): Call mt_set_memflags.
1046 (*movdf_internal): Call mt_split_words.
1047 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1049 (cmpsi): Store to mt_compare_op[01].
1050 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1051 bungt, bunle, bunlt): Call mt_emit_cbranch.
1052 (prologue): Call mt_expand_prologue.
1053 (epilogu): Call mt_expend_epilogue.
1054 (eh_return): Call mt_expand_eh_return.
1055 (eh_epilogue): Call me_emit_eh_epilogue.
1056 (conditional_trap): Store to mt_compare_op[01].
1057 * config/mt/crti.asm: Adjust comment.
1058 * config/mt/crtn.asm: Adjust comment.
1059 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1060 (mt_compare_op0, mt_compare_op1): Renamed.
1061 (current_frame_info, zero_frame_info): Adjust type.
1062 (mt_ucmpsi3_libcall): Renamed.
1063 (mt_flag_delayed_branch): Renamed.
1064 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1065 (mt_nops_required, mt_nop_reasons): Renamed.
1066 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1067 mt_debug_stack, mt_print_operand_simple_address,
1068 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1069 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1070 mt_function_arg_advance, mt_arg_partial_bytes,
1071 mt_pass_by_reference, mt_function_arg_boundary,
1072 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1073 mt_legitimate_address_p): Renamed, adjusted.
1075 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1076 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1077 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1078 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1079 mt_expand_eh_return, mt_emit_eh_prologue,
1080 mt_handl_interrupt_attribute): Renamed, adjusted.
1081 (mt_attribute_table): Renamed, adjusted.
1082 (mt_initial_elimination_offset, mt_generate_compare,
1083 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1084 mt_secondary_reload_class, mt_function_value, mt_split_words,
1085 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1086 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1087 (mt_labels): Renamed.
1088 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1089 mt_machine_reorg): Renamed, adjusted.
1090 (mt_attribute_table: Renamed.
1091 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1092 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1093 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1094 * config/mt/mt.opt (march): Set mt_cpu_string.
1095 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1096 (TARGET_CPU_CPP_BUILTINS): Adjust.
1097 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1098 TARGET_MS2): Adjust.
1099 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1100 (MT_MIN_INT): Renamed.
1101 (RETURN_ADDR_RTX): Adjust.
1102 (struct mt_frame_info): Renamed.
1103 (current_frame_info): Adjust type.
1104 (INITIAL_ELIMINATION_OFFSET): Adjust.
1105 (MT_NUM_ARG_REGS): Renamed.
1106 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1107 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1108 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1109 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1110 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1111 (mt_compare_op0, mt_compare_op1): Renamed.
1112 * config/mt/mt-protos.h: Rename prototypes.
1114 2005-12-15 Richard Guenther <rguenther@suse.de>
1116 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1117 (get_ref_base_and_extent): Declare.
1118 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1119 (get_ref_base_and_extent): New function.
1120 * tree-ssa-alias.c (find_used_portions): Use it.
1121 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1123 * tree-ssa-operands.c (get_expr_operands): Likewise.
1125 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1127 * combine.c: Remove force_to_mode's fourth parameter.
1128 (force_to_mode): Do not handle REG.
1129 (canon_reg_for_combine): New.
1130 (make_field_assignment): Use it where the removed argument was non-NULL.
1132 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1135 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1136 error_mark_node. Make alignment params unsigned.
1137 * config/rs6000/rs6000-protos.h
1138 (rs6000_special_round_type_align): Update prototype.
1139 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1141 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1143 PR rtl-optimization/25310
1144 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1145 of the eliminable register when substituting into a PLUS.
1147 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1150 * config/i386/i386.c (ix86_force_to_memory): Always use
1151 SImode push for HImode in -m32.
1152 (ix86_free_from_memory): Likewise.
1154 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1156 * gcc/config/arm/arm.md: Provide a big-endian version of the
1157 (zero_extend:SI (subreg:QI ...)) splitter.
1159 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1161 * struct-equiv.c (note_local_live): Handle hard regs with different
1164 2005-12-14 Jeff Law <law@redhat.com>
1166 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1167 to a structure containing state rather than a pointer to bool.
1168 (case ARRAY_REF): New code to handle folding some array references.
1169 (case ADDR_EXPR): Note when we are processing expressions found
1170 within an ADDRE_EXPR.
1171 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1172 for state variables rather than just a pointer to a boolean.
1173 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1174 handling of constant string references.
1176 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1178 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1179 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1180 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1181 Move other tst* patterns to retain partial order.
1183 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1185 * config/s390/s390.md ("d0", "1"): New mode attributes.
1186 ("<shift>di3", "<shift>si3"): Merge.
1187 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1188 ("ashrdi3", "ashrsi3"): Merge.
1189 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1190 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1191 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1192 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1193 ("*ashrdi3", "*ashrsi3"): Merge.
1194 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1196 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1198 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1199 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1200 ("*extendqidi2", "*extendqisi2") Merge.
1201 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1202 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1203 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1204 Move some patterns to retain partial ordering.
1206 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1208 * config/s390/s390.md ("atype", "length"): Rewrite.
1209 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1211 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1213 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1215 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1217 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1218 PARALLELs with a mode.
1220 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1222 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1223 cond_expr parameter.
1225 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1227 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1229 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1233 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1236 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1238 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1242 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1243 DECL_P, call get_section rather than get_named_section. Supply
1244 section flags to it.
1246 2005-12-14 Ben Elliston <bje@au.ibm.com>
1248 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1249 for addresses converted to booleans; not just function addresses.
1250 * c-typeck.c (build_binary_op): Warn for address comparisons which
1251 can never be NULL (eg. func == NULL or &var == NULL).
1252 * common.opt (Walways-true): New option.
1253 * c-opts.c (c_common_handle_option): Set it with -Wall.
1254 * doc/invoke.texi: Document it.
1256 2005-12-13 Paul Brook <paul@codesourcery.com>
1258 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1259 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1261 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1263 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1264 (EXTRA_MULTILIB_PARTS): Define.
1266 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1268 PR rtl-optimization/20070 / part1
1269 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1270 count_or_remove_death_notes with kill == -1.
1271 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1272 registers if PROP_POST_REGSTACK is set.
1273 (mark_used_reg): Likewise.
1274 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1275 REG_UNUSED notes for stack regs.
1276 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1277 to match rtx_equiv_p machinery. Change caller.
1278 (outgoing_edges_match): Likewise.
1279 (try_crossjump_to_edge): Use struct_equiv_block_eq
1280 instead of flow_find_cross_jump.
1281 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1282 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1283 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1284 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1285 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1286 (insns_match_p): Update prototype.
1287 (flow_find_cross_jump): Remove prototype.
1288 (struct_equiv_block_eq, struct_equiv_init): Declare.
1289 (rtx_equiv_p, condjump_equiv_p): Likewise.
1290 * struct-equiv.c: Include reload.h.
1291 (IMPOSSIBLE_MOVE_FACTOR): Define.
1292 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1293 (struct_equiv_improve_checkpoint): Likewise.
1294 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1295 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1296 (struct_equiv_merge, find_dying_input): Likewise.
1297 (resolve_input_conflict, note_local_live): Likewise.
1298 (death_notes_match_p): Change parameters and processing
1299 to match rtx_equiv_p machinery. Change caller.
1300 (insns_match_p): Likewise.
1301 (flow_find_cross_jump): Replace with:
1302 (struct_equiv_block_eq).
1304 Back out this change:
1305 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1306 * recog.c (verify_changes): Make it static.
1307 * recog.h: Remove the corresponding prototype.
1309 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1311 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1314 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1316 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1317 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1318 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1319 TARGET_MS1_64_001 appropriately.
1320 (ms1_machine_reorg): Use TARGET_MS2.
1322 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1326 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1327 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1328 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1329 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1330 Set mode to SI, adjust constraints.
1331 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1332 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1335 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1337 * c-cppbuiltin.c (builtin_define_float_constants): Add
1338 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1339 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1340 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1341 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1342 to "((double)%sL)" otherwise "%s".
1344 2005-12-13 Paul Brook <paul@codesourcery.com>
1346 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1349 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1351 * tree-flow.h: Allow compilation with a C++ compiler.
1352 (struct edge_prediction): Prefix all field names with "ep_".
1353 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1354 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1355 (remove_predictions_associated_with_edge): Likewise.
1357 2005-12-12 Jeff Law <law@redhat.com>
1359 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1361 * passes.c (init_optimization_passes): Run reassociation again
1362 after loop optimizations.
1364 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1366 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1368 (optimize_stmt): Ditto.
1369 (canonicalize_comparison): New function.
1370 * tree-ssa-operands.c (swap_tree_operands): Make external.
1371 (get_expr_operands): Stop auto-canonicalization.
1372 * tree-ssa-reassoc.c: Rewrite.
1373 (init_optimization_passes):
1374 * tree-flow.h (swap_tree_operands): Prototype.
1375 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1377 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1379 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1380 indicate function epilogue has been output.
1381 (pa_asm_output_mi_thunk): Likewise.
1382 (output_deferred_plabels): Put plabels in readonly data section when
1383 not generating PIC code.
1384 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1385 information. Add assert.
1386 (som_output_comdat_data_section_asm_op): New function.
1387 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1388 instead of output_section_asm_op for COMDAT sections.
1390 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1392 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1393 Fix whitespace in vincinity of to-be-installed changes.
1394 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1395 (insns_match_p): Likewise.
1397 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1399 * config.gcc (ms1): Replace with ...
1401 * config/ms1: Rename to ...
1402 * config/mt: ... here. Rename ms1 files to mt.
1403 * config/mt/mt.c: Adjust gt-mt.h #include.
1404 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1405 (crti.o, crtn.o): Adjust file names.
1407 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1409 * varray.h: Allow compilation with a C++ compiler.
1410 (union varray_data_tag): Prefix all field names with "vdt_".
1411 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1412 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1413 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1414 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1415 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1416 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1417 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1418 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1419 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1420 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1421 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1422 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1423 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1424 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1425 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1426 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1427 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1428 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1429 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1430 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1431 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1432 VARRAY_TOP_TREE_PTR): Likewise.
1433 * varray.c (varray_grow): Likewise.
1434 (varray_clear): Likewise.
1436 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1439 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1440 alignment to doubleword if the first field is a double array.
1441 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1443 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1445 * tree-ssa-structalias.c (process_constraint): Remove code to
1446 transform addressofs into scalar.
1447 (create_variable_info_for): In whole-program IPA, globals don't
1448 point to ANYTHING by default.
1450 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1452 * timevar.def (TV_IPA_PTA): New.
1453 * tree-pass.h (pass_ipa_pta): New
1454 * tree-ssa-structalias.c: Include cgraph.h
1456 (predbitmap_obstack): New.
1457 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1458 (struct constraint_stats): Add num_edges.
1459 (new_var_info): Don't call bitmap_clear.
1460 (struct constraint_edge): Update docs.
1461 (new_constraint_edge): Remove src param.
1462 (struct constraint_graph): Add zero_weight_succs,
1463 zero_weight_preds. Update docs.
1464 (constraint_expr_equal): Reformat.
1465 (constraint_edge_equal): Update for removal of src.
1466 (constraint_edge_less): Ditto.
1467 (constraint_edge_vec_find): Ditto.
1468 (erase_graph_self_edge): Update for removal of src and and zero
1470 (clear_edges_for_node): Ditto.
1471 (add_graph_edge): Ditto.
1472 (get_graph_weights): Ditto.
1473 (allocate_graph_weights): Ditto.
1474 (merge_graph_nodes): Ditto.
1475 (int_add_graph_edge): Ditto.
1476 (valid_graph_edge): Ditto.
1477 (valid_weighted_graph_edge): Ditto.
1478 (build_constraint_graph): Ditto.
1480 (collapse_nodes): Ditto.
1481 (process_unification_queue): Ditto.
1482 (topo_visit): Ditto.
1483 (solve_graph): Ditto.
1484 (do_structure_copy): Ditto.
1485 (perform_var_substitution): Ditto.
1486 Init and release obstack.
1487 (handle_ptr_arith): Try to resolve directly.
1488 (find_func_aliases): Don't call update_alias_info here
1489 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1490 (do_sd_constraint): Add code for propagating faster.
1492 (do_ds_constraint): Ditto.
1493 (count_num_arguments): New function.
1494 (create_function_info_for): Ditto.
1495 (create_variable_info_for): Handle FUNCTION_DECL.
1496 (intra_create_variable_infos): Use make_constraint_to_anything.
1497 (init_alias_vars): Init obstacks here.
1498 (need_to_solve): Handle zero weight graph changes.
1499 (compute_points_to_sets): Call update_alias_info here.
1500 (delete_points_to_sets): Free zero weight preds/succs here.
1501 (gate_ipa_pta): New.
1502 (ipa_pta_execute): New
1504 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1506 * tree-ssa-structalias.c (var_anyoffset): Removed.
1507 (anyoffset_tree): Ditto.
1508 (anyoffset_id): Ditto.
1509 (do_deref): Take vector of constraints, no return value.
1510 Update to work on vector.
1511 (get_constraint_for): Ditto.
1512 (get_constraint_for_component_ref): Ditto.
1513 (do_structure_copy): Ditto.
1514 (handle_ptr_arith): Ditto.
1515 (find_func_aliases): Ditto.
1516 (set_uids_in_ptset): Remove anyoffset handling.
1517 (init_base_vars): Ditto.
1519 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1522 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1523 DECL_EXTERNAL functions have no bodies. Tidy.
1525 2005-12-10 Andreas Schwab <schwab@suse.de>
1527 * except.c (switch_to_exception_section): Only define if
1528 TARGET_UNWIND_INFO is not defined.
1530 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1532 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1533 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1535 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1537 * output.h (init_section, fini_section): Delete.
1538 * varasm.c (init_section, fini_section): Delete.
1539 (init_varasm_once): Don't initialize them.
1540 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1541 there are no corresponding varasm.c variables.
1543 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1545 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1546 of EH_FRAME_SECTION_NAME into...
1547 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1548 if it is still null.
1549 * except.c (default_exception_section): Delete, moving most
1551 (switch_to_exception_section): ...this new function. Set
1552 exception_section if it is still null, then switch to it.
1553 (output_function_exception_table): Use switch_to_exception_section.
1554 * varasm.c (exception_section, eh_frame_section): Update comments.
1555 (get_section): Hoist use of SECTION_NAMED.
1556 (init_varasm_once): Don't set exception_section and eh_frame_section.
1557 * output.h (default_exception_section): Delete.
1558 (default_eh_frame_section): Delete.
1560 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1562 * config/bfin/bfin.c: Include "cgraph.h".
1563 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1564 Return the reg that holds the pointer to the GOT.
1565 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1566 doing stack checking.
1568 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1570 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1571 recompute_tree_invarant_for_addr_expr.
1572 Update uses everywhere.
1574 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1576 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1577 (MULTILIB_DIRNAMES): Define.
1579 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1582 * config/s390/s390.c (struct s390_address): New field literal_pool.
1583 (s390_decompose_address): Compute literal_pool field. Do not
1584 assume register %r13 is always (and solely) used as pool base.
1585 (s390_extra_constraint_str): Use literal_pool field.
1587 2005-12-09 Thiemo Seufer <ths@networkno.de>
1589 * config/mips/mips.c (override_options): Don't allow too small
1590 integers in FP registers.
1592 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1594 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1595 targetm.binds_local_p to check for local function calls.
1597 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1600 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1601 call_used_regs can't be used to save reg in another reg.
1603 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1604 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1606 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1608 * except.c (output_ttype): Likewise.
1609 * tree-object-size.c (collect_object_sizes_for): Likewise.
1610 (check_for_plus_in_loops_1): Likewise.
1611 (check_for_plus_in_loops): Likewise.
1612 (compute_object_sizes): Use gcc_unreachable instead of abort.
1614 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1616 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1617 (loop_end, loop_init, doloop_end): New insns.
1618 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1619 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1620 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1621 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1622 * config/ms1/ms1.c: #include basic-block.h
1623 (struct machine_function): Add has_loops field.
1624 (ms1_add_loop): New.
1625 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1626 (struct loop_info, struct loop_work): New.
1627 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1628 (ms1_reorg_loops): New loop optimization.
1629 (ms1_machine_reorg): Call it.
1630 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1632 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1634 PR tree-optimization/25248
1635 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1636 evolution_of_loop from the failed attempt. Remove handling
1639 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1641 * tree.h (DECL_EXTERNAL): Clarify documentation.
1643 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1644 Jakub Jelinek <jakub@redhat.com>
1647 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1648 argument. Don't drop outer ANDs.
1649 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1650 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1652 * config/s390/predicates.md (setmem_operand): Remove.
1653 (shift_count_operand): Rename to...
1654 (shift_count_or_setmem_operand): ... this. Adjust
1655 s390_decompose_shift_count caller.
1656 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1657 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1658 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1659 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1660 rotl<mode>3_and, setmem_long_and): New insns.
1661 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1662 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1663 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1664 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1665 of shift_count_operand.
1666 (setmem_long): Use shift_count_or_setmem_operand instead of
1669 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1670 Andreas Tobler <a.tobler@schweiz.ch>
1672 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1675 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1677 * expr.c (force_operand): Use convert_to_mode for conversions.
1679 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1681 * reload.h (reg_equiv_invariant): Declare.
1682 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1683 register also when reg_equiv_invariant[R] is set.
1685 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1686 Andreas Tobler <a.tobler@schweiz.ch>
1688 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1690 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1692 * tree-ssa-pre.c (bitmap_set_and): New function.
1693 (bitmap_set_and_compl): New function.
1694 (bitmap_set_empty_p): New function.
1695 (insert_extra_phis): New function.
1696 (compute_avail): Use insert_extra_phis.
1698 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1700 * config/s390/s390.c (s390_expand_atomic): New function.
1701 Adjust comment of helper functions.
1702 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1703 * config/s390/s390.md ("ATOMIC"): New code macro.
1704 ("atomic"): Corresponding new code attribute.
1705 ("sync_lock_test_and_set[hq]i",
1706 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1708 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1710 * config/s390/s390.c (s390_expand_mask_and_shift,
1711 struct alignment_context, init_alignment_context,
1712 s390_expand_cs_hqi): New.
1713 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1714 * config/s390/s390.md ("sync_compare_and_swaphi",
1715 "sync_compare_and_swapqi"): New pattern.
1717 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1719 Fix PR tree-optimization/25291
1720 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1721 redundant and crashing check.
1723 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1726 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1727 tests further when !strict && reload_in_progress.
1728 (print_operand): Check that both operands of indexed address are regs.
1729 (print_operand_address): Likewise.
1730 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1731 (INT_REG_OK_FOR_BASE_P): Correct.
1733 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1735 Preparation for PR rtl-optimization/20070 / part1
1736 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1737 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1738 outgoing_edges_match.
1739 (outgoing_edges_match): Use condjump_equiv_p.
1740 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1742 * struct-equiv.c: New file.
1743 (death_notes_match_p) New function, broken out of insns_match_p.
1744 * Makefile.in (OBJS-common): Add struct-equiv.o.
1745 (struct-equiv.o): New target.
1747 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1749 * coretypes.h: Revert previous change.
1750 * config/darwin.h: Revert previous reversion.
1751 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1753 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1755 * coretypes.h (section): Provide dummy definition for target files.
1756 * config/darwin.h: Revert previous change.
1758 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1760 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1761 * configure.ac: Remove all.build and install-normal from target_list
1762 * configure: Regenerate.
1763 * Makefile.in (install): Don't depend on install-normal.
1765 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1767 * Makefile.in: Document the use of stamps.
1769 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1771 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1772 * Makefile.in: Add code to compute some dependencies on s-gtype
1773 automatically. Remove the declaration of those dependencies.
1775 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1777 * gcc/reload.c (push_secondary_reload): Fix typo:
1778 s/insn_constraint/scratch_constraint/.
1780 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1782 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1784 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1786 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1787 (alpha_elf_select_rtx_section): Return the selected section rather
1788 than emitting assembly code.
1789 (alpha_write_linkage): Emit a ".link" directive directly and then
1790 set in_section to NULL.
1791 (vms_asm_out_constructor): Use switch_to_section.
1792 (vms_asm_out_destructor): Likewise.
1793 (unicosmk_output_common): Set in_section to NULL instead of calling
1794 the dummy common_section function.
1795 (unicosmk_text_section): Delete in favor of...
1796 (unicosmk_output_text_section_asm_op): ...this new function.
1797 (unicosmk_data_section): Delete in favor of...
1798 (unicosmk_output_data_section_asm_op): ...this new function.
1799 (unicosmk_init_sections): New function.
1800 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1801 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1802 the dummy ssib_section function.
1803 (unicosmk_section_buf): Delete.
1804 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1805 (unicosmk_data_section): Delete.
1806 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1807 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1808 (SECTION_FUNCTION_TEMPLATE): Delete.
1809 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1810 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1811 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1812 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1813 (TARGET_ASM_INIT_SECTIONS): Define.
1814 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1815 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1816 (link_section, literals_section): Delete.
1817 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1818 set in_section to NULL.
1820 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1821 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1822 (COMMON_SECTION): Delete.
1823 (TARGET_ASM_INIT_SECTIONS): Define.
1824 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1825 the dummy common_section function.
1826 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1827 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1828 between readonly_data_section and text_section to check whether
1829 read-only data is being put in the text section.
1830 (arm_output_function_epilogue): Use switch_to_section.
1831 (arm_elf_asm_constructor): Likewise.
1832 (thumb_call_via_reg): Replace call to in_text_section with
1833 a comparison between in_section and text_section.
1834 (arm_file_end): Use switch_to_section.
1835 (aof_text_section): Delete in favor of...
1836 (aof_output_text_section_asm_op): ...this new function.
1837 (aof_data_section): Delete in favor of...
1838 (aof_output_data_section_asm_op): ...this new function.
1839 (aof_asm_init_sections): New function.
1840 (zero_init_section): Moved from config/arm/aof.h.
1841 (aof_dump_imports, aof_file_start): Use switch_to_section.
1842 * config/arm/arm.h (thumb_call_via_label): Update comment.
1843 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1844 (common_section): Delete.
1845 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1846 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1847 global switch_to_section function instead of the old port-local one.
1848 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1849 (SWITCH_TO_SECTION_FUNCTION): Delete.
1850 (drectve_section): Redefine as a macro.
1851 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1852 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1855 * config/avr/avr.c (progmem_section): New variable.
1856 (avr_output_progmem_section_asm_op): New function.
1857 (avr_asm_init_sections): New function.
1858 (avr_output_addr_vec_elt): Use switch_to_section.
1859 * config/avr/avr.h (progmem_section): Declare.
1860 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1861 (READONLY_DATA_SECTION): Delete.
1862 (TARGET_ASM_INIT_SECTIONS): Define.
1863 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1864 * config/avr/avr-protos.h (progmem_section): Delete.
1866 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1868 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1869 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1871 * config/darwin-sections.def: New file.
1872 * config/darwin.c: Define all sections in darwin-sections.def.
1873 (output_objc_section_asm_op, darwin_init_sections): New functions.
1874 (machopic_output_indirection): Use switch_to_section.
1875 (machopic_select_section): Return the selected section rather than
1876 emitting assembly code. Replace the static function table with
1877 inline conditional expressions. Update the tests of last_text_section
1878 and move them into the FUNCTION_DECL block.
1879 (machopic_select_rtx_section): Return the selected section rather than
1880 emitting assembly code.
1881 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1882 (darwin_file_end): Use switch_to_section.
1883 * config/darwin.h: Use darwin-sections.def to declare sections.
1884 (INIT_SECTION_ASM_OP): Remove empty definition.
1885 (HAS_INIT_SECTION): Define this instead.
1886 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1887 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1888 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1889 (TARGET_ASM_INIT_SECTIONS): Define.
1890 * config/darwin-protos.h (darwin_init_sections): Declare.
1891 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1892 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1893 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1894 (constructor_section, destructor_section, mod_init_section): Delete.
1895 (mod_term_section): Delete.
1896 (darwin_exception_section, darwin_eh_frame_section): Delete.
1897 (machopic_select_section): Return a section.
1898 (machopic_select_rtx_section): Likewise.
1899 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1900 (const_section, const_coal_section, const_data_section): Delete.
1901 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1902 (literal4_section, literal8_section, constructor_section): Delete.
1903 (mod_init_section, mod_term_section, destructor_section): Delete.
1904 (objc_class_section, objc_meta_class_section, objc_category_section)
1905 (objc_class_vars_section, objc_instance_vars_section): Delete.
1906 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1907 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1908 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1909 (objc_symbols_section, objc_module_info_section): Delete.
1910 (objc_image_info_section, objc_protocol_section): Delete.
1911 (objc_string_object_section, objc_constant_string_object_section)
1912 (objc_class_names_section, objc_meth_var_names_section): Delete.
1913 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1914 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1915 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1916 (darwin_exception_section, darwin_eh_frame_section): Delete.
1917 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1919 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1920 (frv_asm_out_destructor): Likewise.
1921 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1922 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1923 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1925 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1926 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1927 (data_section): Delete.
1929 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1930 (DRECTVE_SECTION_FUNCTION): Delete.
1931 (drectve_section): Redefine as a macro that sets in_section after
1932 emitting the directive.
1933 (SWITCH_TO_SECTION_FUNCTION): Delete.
1934 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1935 in_text_section with comparison between in_section and text_section.
1936 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1937 rather than emitting assembly code. Use get_named_section.
1938 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1940 (machopic_output_stub): Use switch_to_section.
1941 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1942 (nwld_named_section_asm_out_destructor): Use get_section and
1945 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1946 rather than emitting assembly code.
1947 (ia64_rwreloc_select_section): Likewise.
1948 (ia64_rwreloc_select_rtx_section): Likewise.
1949 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1950 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1952 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1953 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1955 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1956 section rather than emitting assembly code.
1957 (iq2000_select_section): Likewise.
1958 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1959 (sbss_section): Delete.
1961 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1962 and get_named_section.
1963 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1965 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1966 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1967 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1968 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1970 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1971 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1972 global switch_to_section function instead of the old port-local one.
1973 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1974 (SWITCH_SECTION_FUNCTION): Delete.
1975 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1976 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1977 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1978 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1980 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1981 global switch_to_section function instead of the old port-local one.
1982 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1984 * config/mips/mips.c (mips_file_start): Update comment.
1985 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1986 (mips_output_aligned_decl_common): Use switch_to_section.
1987 (mips_select_rtx_section): Return the section rather than emitting
1988 assembly code. Use get_named_section.
1989 (mips_function_rodata_section: Likewise get_section.
1990 (build_mips16_function_stub): Use switch_to_section.
1991 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1992 (SDATA_SECTION_ASM_OP): Delete.
1993 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1994 (EXTRA_SECTION_FUNCTIONS): Delete.
1996 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1997 (mmix_asm_output_aligned_local): Use switch_to_section.
1999 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2000 (som_one_only_readonly_data_section): New variables.
2001 (pa_output_function_epilogue): Set in_section to NULL instead of
2002 calling forget_section.
2003 (output_deferred_plabels): Use select_section.
2004 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2005 of calling forget_section.
2006 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2007 (pa_asm_output_aligned_local): Use select_section.
2008 (som_text_section_asm_op): Delete in favor of...
2009 (som_output_text_section_asm_op): ...this new function.
2010 (pa_som_asm_init_sections): New function.
2011 (pa_select_section): Return the section rather than emitting
2013 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2014 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2015 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2016 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2017 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2018 (som_readonly_data_section, som_one_only_readonly_data_section)
2019 (som_one_only_data_section, forget_section): Delete.
2020 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2021 (TARGET_ASM_INIT_SECTIONS): Define.
2022 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2024 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2025 (private_data_section, read_only_private_data_section): New variables.
2026 (sdata2_section, toc_section): New variables.
2027 (rs6000_file_start): Use switch_to_section.
2028 (rs6000_assemble_integer): Use comparisons against in_section
2029 instead of calling in_toc_section and in_text_section. Use
2030 unlikely_text_section_p.
2031 (rs6000_elf_output_toc_section_asm_op): New function, derived
2032 from the old rs6000/sysv4.h toc_section function.
2033 (rs6000_elf_asm_init_sections): New function.
2034 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2035 the section rather than emitting assembly code.
2036 (machopic_output_stub): Use switch_to_section.
2037 (toc_section): Delete dummy function.
2038 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2039 switch_to_section and get_section.
2040 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2041 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2042 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2043 the old rs6000/xcoff.h toc_section function.
2044 (rs6000_xcoff_asm_init_sections): New function.
2045 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2046 the section rather than emitting assembly code.
2047 (rs6000_xcoff_file_start): Use switch_to_section.
2048 (rs6000_xcoff_file_end): Likewise.
2049 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2050 (sdata2_section, sbss_section, private_data_section): Delete.
2051 (read_only_data_section, read_only_private_data_section): Delete.
2052 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2053 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2054 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2055 (FINI_SECTION_FUNCTION): Delete.
2056 (TARGET_ASM_INIT_SECTIONS): Define.
2057 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2058 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2059 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2060 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2061 (READONLY_DATA_SECTION): Delete.
2062 (TARGET_ASM_INIT_SECTIONS): Define.
2063 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2064 to NULL rather than no_section.
2065 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2067 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2069 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2070 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2071 from call to current_function_section.
2073 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2074 (bss100_section): New variable.
2075 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2076 (xstormy16_asm_init_sections): New function.
2077 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2078 switch_to_section and get_section.
2079 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2080 from calls to current_function_section.
2081 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2082 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2083 (TARGET_ASM_INIT_SECTIONS): Define.
2084 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2086 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2087 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2088 (FINI_SECTION_FUNCTION): Delete.
2090 * config/v850/v850.c: Include gt-v850.h.
2091 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2092 (zbss_section): New variables.
2093 (v850_output_aligned_bss): Use switch_to_section.
2094 (v850_asm_init_sections): New function.
2095 (v850_select_section): Return the section rather than emitting
2097 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2098 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2099 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2100 (TARGET_ASM_INIT_SECTIONS): Define.
2101 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2102 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2103 (zbss_section): Delete.
2105 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2107 * config/vx-common.h (vxworks_exception_section): Delete.
2108 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2110 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2111 section rather than emitting assembly code.
2112 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2115 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2116 * coretypes.h (section): New union and typedef.
2117 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2118 from call to current_function_section.
2119 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2120 (dbxout_symbol_location): Use switch_to_section.
2121 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2122 most of the code into...
2123 (default_eh_frame_section): ...here. Return a section.
2124 (collect2_eh_frame_section): Delete, moving most of the code into..
2125 (switch_to_eh_frame_section): ...this new function.
2126 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2127 (debug_macinfo_section, debug_line_section, debug_loc_section)
2128 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2130 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2131 eh_frame_section. Use switch_to_section and get_section.
2132 (dwarf2out_begin_prologue): Use switch_to_section.
2133 (AT_string_form): Check the flags in debug_str_section instead of
2134 DEBUG_STR_SECTION_FLAGS.
2135 (output_comp_unit): Use switch_to_section, get_section, and
2137 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2138 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2139 from call to current_function_section.
2140 (dwarf2out_var_location): Use unlikely_text_section_p.
2141 (dwarf2out_source_line): Use switch_to_section. Remove argument
2142 from call to current_function_section.
2143 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2144 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2145 debug_macinfo_section.
2146 (dwarf2out_init): Initialize the new section variables. Use them
2147 instead of calls to named_section_flags. Use switch_to_section.
2148 (output_indirect_string): Use switch_to_section and debug_str_section.
2149 (dwarf2out_finish): Use switch_to_section and the new section
2151 * except.c (default_exception_section): Return the section instead
2152 of emitting assembly code.
2153 (output_function_exception_table): Use the global exception_section
2154 variable instead of the target hook. Use switch_to_section. Remove
2155 argument from call to current_function_section.
2156 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2157 (shorten_branches): Use pointer comparisons to detect whether the
2158 text section is the same as readonly_data_section.
2159 (profile_function): Use switch_to_section. Remove argument from
2160 call to current_function_section.
2161 (final_scan_insn): Likewise. Update use of last_text_section.
2162 * gengtype.c (open_base_files): Add an include of output.h.
2163 * output.h (text_section, data_section, readonly_data_section)
2164 (ctors_section, dtors_section, bss_section, init_section)
2165 (fini_section, sdata_section): Turn into section pointers.
2166 (in_text_section, in_unlikely_text_section, exports_section)
2167 (drectve_section, named_section, mergeable_string_section)
2168 (last_text_section_name): Delete.
2169 (default_exception_section, default_eh_frame_section): Return sections.
2170 (SECTION_DECLARED, SECTION_NAMED): New macros.
2171 (SECTION_MACH_DEP): Bump value.
2172 (section_common, named_section, unnamed_section): New structures.
2173 (unnamed_section_callback): New typedef.
2174 (section): New union.
2175 (sbss_section, exception_section, eh_frame_section): New variables.
2176 (in_section, last_text_section): Turn into section pointers.
2177 (get_unnamed_section, get_section, get_named_section): New functions.
2178 (mergeable_constant_section, function_section): Return a section.
2179 (unlikely_text_section): Likewise.
2180 (current_function_section): Likewise. Remove the decl argument.
2181 (unlikely_text_section_p, switch_to_section): New functions.
2182 (output_section_asm_op): New function.
2183 (set_named_section_flags, named_section_flags, named_section_real)
2184 (named_section_first_declaration): Delete.
2185 (default_select_section, default_elf_select_section): Return a section.
2186 (default_elf_select_section_1, default_function_rodata_section)
2187 (default_no_function_rodata_section, default_select_rtx_section)
2188 (default_elf_select_rtx_section): Likewise.
2189 * rtl.h (in_data_section): Delete.
2190 * sdbout.c (sdbout_one_type): Use switch_to_section.
2191 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2192 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2193 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2194 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2195 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2196 (TARGET_ASM_OUT): Update after above changes.
2197 * target.h (init_sections): New hook.
2198 (exception_section, eh_frame_section): Delete.
2199 (select_section, select_rtx_section, function_rodata_section): Return
2200 a section rather than emitting assembly code.
2201 * varasm.c (text_section, data_section, readonly_data_section)
2202 (ctors_section, dtors_section, bss_section, init_section)
2203 (fini_section): Turn into section pointers.
2204 (sdata_section, sbss_section, exception_section): New variables.
2205 (eh_frame_section): New variable.
2206 (in_section): Make global and turn into a section pointer.
2207 (last_text_section): Turn into a section pointer.
2208 (unnamed_sections): New variable.
2209 (in_named_name, last_text_section_name): Delete.
2210 (EXTRA_SECTION_FUNCTIONS): Delete.
2211 (in_named_entry): Delete.
2212 (section_htab): New variable, replacing...
2213 (in_named_htab): ...this deleted variable.
2214 (section_entry_eq, section_entry_hash): New functions, based on...
2215 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2216 (get_unnamed_section, get_section): New functions.
2217 (unlikely_text_section): Return a section instead of emitting
2219 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2220 (get_named_section_flags, named_section_first_declaration): Delete.
2221 (unlikely_text_section_p): New function.
2222 (named_section_real, named_section): Delete.
2223 (get_named_section): New function.
2224 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2225 (function_section): Return a section rather than emitting
2227 (current_function_section): Likewise. Remove argument. Use
2228 last_text_section if nonnull, otherwise use function_section.
2229 (default_function_rodata_section): Return a section rather than
2230 emitting assembly code. Use get_section.
2231 (default_no_function_rodata_section): Return a section rather than
2232 emitting assembly code.
2233 (variable_section): Use switch_to_section and get_named_section.
2234 (mergeable_string_section): Return a section rather than emitting
2235 assembly code. Use get_section. Make static. Don't take special
2236 countermeasures for empty strings.
2237 (mergeable_constant_section): Return a section rather than emitting
2238 assembly code. Use get_section.
2239 (default_named_section_asm_out_destructor): Use switch_to_section
2241 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2242 (default_named_section_asm_out_constructor): Use switch_to_section
2244 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2245 (assemble_start_function): Likewise. Set last_text_section to
2246 NULL rather than no_section. Change the type of save_section.
2247 (assemble_zeros, assemble_variable): Use the section flags to detect
2248 whether or not a section is text.
2249 (assemble_static_space): Use switch_to_section.
2250 (assemble_trampoline_template): Likewise.
2251 (output_constant_def_contents): Use switch_to_section and
2253 (output_constant_pool_1): Use switch_to_section. Use the section
2254 flags to see whether sections contain mergeable data.
2255 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2256 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2257 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2258 whether a section has already been declared.
2259 (default_select_section, default_elf_select_section): Return a
2260 section rather than emitting assembly code.
2261 (default_elf_select_section_1): Likewise. Use bss_section for
2262 SECCAT_BSS if nonnull. Use get_named_section.
2263 (default_select_rtx_section): Return a section rather than
2264 emitting assembly code.
2265 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2266 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2267 (output_section_asm_op, switch_to_section): New functions.
2268 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2271 * doc/tm.texi: Expand the introduction to the sections documentation.
2272 (TRAMPOLINE_SECTION): Document new interface.
2273 (SDATA_SECTION_ASM_OP): Document new macro.
2274 (READONLY_DATA_SECTION): Delete.
2275 (SDATA_SECTION_ASM_OP): Document new macro.
2276 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2277 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2278 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2279 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2280 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2282 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2284 * gcc.c (init_gcc_specs): Match braces inside conditionally
2287 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2289 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2291 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2294 * tree.c (integer_all_onesp): Always return true if all bits on.
2296 * testsuite/g++.dg/init/array0.C: New.
2298 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2300 * doc/md.texi: Adapt to implementation.
2302 2005-12-06 Andreas Schwab <schwab@suse.de>
2304 * opts.c (decode_options): Fix typo in message.
2306 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2309 * longlong.h: Merge PPC tests from upstream.
2311 2005-12-06 Richard Guenther <rguenther@suse.de>
2313 * fold-const.c (fold_convert): Do not build and fold
2314 CONVERT_EXPR, but always use NOP_EXPR.
2316 2005-12-06 Jan Beulich <jbeulich@novell.com>
2318 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2319 __builtin_ia32_paddq and __builtin_ia32_psubq.
2320 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2321 __builtin_ia32_pshufw.
2322 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2324 2005-12-05 James E Wilson <wilson@specifix.com>
2327 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2330 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2332 * print-tree.c (print_node): Ditto.
2333 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2334 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2335 before accessing DECL_ARTIFICIAL.
2336 Handle new tag tree codes.
2337 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2339 (unmodifiable_var_p): Ditto.
2340 * tree-flow.h (mem_tag_kind): Remove.
2341 (struct var_ann_d): Remove mem_tag_kind member.
2342 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2343 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2344 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2345 (group_aliases): Ditto.
2346 (setup_pointers_and_addressables): Ditto.
2347 (is_escape_site): Ditto.
2348 (may_alias_p): Ditto.
2349 (create_tag_raw): New function.
2350 (create_memory_tag): Use it.
2351 (dump_alias_info): Update for tags.
2352 (may_be_aliased): Ditto.
2353 (add_type_alias): Ditto.
2354 (new_type_alias): Ditto.
2355 (create_sft): Ditto.
2356 (create_structure_vars): Ditto.
2357 * tree-ssa-ccp.c (get_default_value): Ditto.
2358 * tree-ssa-operands.c (get_expr_operands): Ditto.
2359 (add_stmt_operand): Ditto.
2360 (add_call_clobber_ops): Remove duplicated condition.
2361 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2363 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2364 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2365 * tree.c (init_ttree): Update structures for new tree codes.
2366 (tree_code_size): Update sizes for new tree codes.
2367 (make_node_stat): Don't try to set common things on minimal
2369 (tree_node_structure): Update for tags.
2370 (is_global_var): Ditto.
2371 * tree.def: Add new tree codes.
2372 * tree.h (MTAG_P): New macro.
2373 (TREE_MEMORY_TAG_CHECK): Ditto.
2374 (SSA_VAR_P): Update for tags.
2375 (struct tree_memory_tag): New structure.
2376 (MTAG_GLOBAL): New macro.
2377 (union tree_node): Add memory tag member.
2378 * treestruct.def (TS_MEMORY_TAG): New.
2380 2005-12-05 Dale Johannesen <dalej@apple.com>
2382 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2383 what was approved (PR 24323).
2385 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2387 * doc/c-tree.texi (Function Bodies): Remove description of
2390 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2392 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2393 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2394 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2395 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2396 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2397 __divxc3): Document.
2399 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2401 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2403 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2404 hook_bool_void_false.
2405 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2406 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2408 * config/darwin.c (machopic_select_section): It's not defined
2409 as weak if it's only marked as weak_import.
2411 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2414 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2415 A hidden weak object does bind locally. Strong linkonce data
2416 counts like any other strong symbol for binding.
2417 (weak_finish_1): Don't specially handle weakrefs, they no longer
2419 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2420 * c-common.c (handle_alias_attribute): Allow static aliases
2422 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2423 * gthr-dce.h: Make weakrefs static.
2424 * gthr-tpf.h: Likewise.
2425 * gthr-solaris.h: Likewise.
2426 * gthr-posix.h: Likewise.
2427 * gthr-posix95.h: Likewise.
2428 * config/darwin.c (darwin_encode_section_info): static weakref
2429 variables are not necessarily defined in this translation unit.
2430 * doc/extend.texi (Function Attributes): Mention that an alias
2431 attribute creates a definition for the thing it's attached to.
2432 Change the documentation for weakref to say that the thing
2433 it's attached to must be static.
2435 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2436 we don't go into an infinite loop.
2438 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2440 * config/rs6000/predicates.md (logical_const_operand): Split
2441 out of logical_operand.
2442 (logical_operand): Use it.
2443 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2444 logical_const_operand.
2446 2005-12-05 Jan Beulich <jbeulich@novell.com>
2448 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2449 and IX86_BUILTIN_CMPNESS.
2450 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2451 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2452 * config/i386/i386.md (movti_internal): Correct type attribute.
2453 Simplify mode attribute.
2454 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2455 Correct type attribute.
2456 (absxf2): Correct operator.
2457 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2458 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2459 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2461 (sse2_vmsqrtv2df2): Correct mode attribute.
2463 2005-12-05 Jan Beulich <jbeulich@novell.com>
2465 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2466 16 bits. Provide insn pattern for this case.
2468 2005-12-05 Jan Beulich <jbeulich@novell.com>
2470 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2472 (__popcountDI2): Likewise.
2474 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2477 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2478 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2479 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2482 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2484 * c-typeck.c (null_pointer_constant_p): New function.
2485 (build_conditional_expr, build_c_cast, convert_for_assignment,
2486 build_binary_op): Use it.
2488 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2490 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2491 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2493 (check_function_arguments_recurse): Allow both NOP_EXPR and
2494 CONVERT_EXPR but check conversions preserve precision.
2495 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2496 but check conversions preserve precision.
2497 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2500 2005-12-04 Roger Sayle <roger@eyesopen.com>
2503 * common.opt (Wstring-literal-comparison): New command line option.
2504 * c-opts.c (c_common_handle_option): Set it with -Wall.
2505 * c-typeck.c (parser_build_binary_op): Issue warning if either
2506 operand of a comparison operator is a string literal, except for
2507 testing equality or inequality against NULL.
2509 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2511 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2513 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2514 of building a NOP_EXPR.
2515 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2517 * c-convert.c (convert): Use fold_convert instead of building
2518 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2519 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2521 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2522 NOP_EXPR the same as CONVERT_EXPR.
2523 * c-typeck.c (build_function_call): Use fold_convert instead of
2524 building a NOP_EXPR directly.
2525 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2527 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2529 PR rtl-optimization/25197
2530 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2533 2005-12-02 Stuart Hastings <stuart@apple.com>
2535 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2538 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2540 * c-typeck.c (default_function_array_conversion,
2541 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2542 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2543 orig_op2. Don't check them for NOP_EXPR.
2544 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2545 around integer zero.
2547 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2549 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2550 toc_save_offset, toc_size, lr_size.
2551 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2552 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2553 Adjust for removal of unused rs6000_stack_t fields.
2554 (debug_stack_info): Adjust.
2555 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2556 first, and don't bother checking for set/inc of lr on sibcalls.
2557 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2559 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2562 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2563 5 if operand 1 is not aligned. Undo previous constraint change.
2564 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2566 2005-12-02 Richard Guenther <rguenther@suse.de>
2568 * tree.h (build): Remove prototype.
2569 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2570 * tree.c (build): Remove.
2571 (build0_stat): Update comment.
2573 2005-12-02 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2576 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2578 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2579 maybe_fold_offset_to_component_ref): Likewise.
2580 * tree-ssa-dom.c (thread_across_edge,
2581 simplify_rhs_and_lookup_avail_expr,
2582 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2584 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2585 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2586 lower_try_finally_switch): Likewise.
2587 * tree-if-conv.c (add_to_dst_predicate_list,
2588 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2589 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2590 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2591 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2592 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2593 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2594 gimplify_init_ctor_eval, gimplify_init_constructor,
2595 gimplify_variable_sized_compare, gimplify_boolean_expr,
2596 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2597 gimplify_expr, gimplify_body, gimplify_function_tree,
2598 force_gimple_operand): Likewise.
2599 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2600 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2601 mx_register_decls): Likewise.
2602 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2603 get_frame_field, finalize_nesting_tree_1): Likewise.
2604 * tree-inline.c (setup_one_parameter): Likewise.
2605 * tree-vect-transform.c (vectorizable_condition): Likewise.
2606 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2608 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2609 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2610 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2611 * tree-chrec.h (build_polynomial_chrec): Likewise.
2613 2005-12-02 Richard Guenther <rguenther@suse.de>
2615 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2616 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2617 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2618 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2619 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2620 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2621 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2623 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2624 sh_adjust_unroll_max): Likewise.
2625 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2626 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2627 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2629 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2631 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2634 2005-12-02 Richard Guenther <rguenther@suse.de>
2636 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2637 simplify_cond_using_ranges): Use buildN instead of build.
2638 * tree-tailcall.c (adjust_accumulator_values,
2639 adjust_return_value): Likewise.
2640 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2641 generate_element_copy, generate_element_zero,
2642 generate_one_element_init): Likewise.
2643 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2644 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2645 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2646 perfect_nestify): Likewise.
2648 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2650 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2652 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2654 * ggc.h (GGC_RESIZEVEC): New.
2656 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2658 * gcc.c (execute): Improve readability.
2660 2005-12-02 Richard Guenther <rguenther@suse.de>
2662 * tree-cfg.c (mark_used_vars): New function.
2663 (dump_function_to_file): Dump only used VAR_DECLs.
2665 2005-12-02 Richard Guenther <rguenther@suse.de>
2667 * convert.c (convert_to_integer): Fix compare for nonpositive
2668 constant to use tree_int_cst_sgn <= 0.
2670 2005-12-02 Richard Guenther <rguenther@suse.de>
2672 * convert.c (convert_to_integer): Use fold_convert instead
2673 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2674 instead of comparing against 0. Use build_int_cst instead
2675 of converting integer_zero_node.
2677 2005-12-02 Richard Guenther <rguenther@suse.de>
2679 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2682 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2685 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2688 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2691 * function.c (expand_function_end): Emit blockage for unwinder
2694 2005-12-01 Roger Sayle <roger@eyesopen.com>
2696 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2697 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2698 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2699 integer constant comparisons.
2701 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2702 Janis Johnson <janis187@us.ibm.com>
2703 David Edelsohn <dje@watson.ibm.com>
2704 Ben Elliston <bje@au.ibm.com>
2706 * dfp.h, dfp.c: New files.
2707 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2708 (DECNUM_H): Likewise.
2709 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2710 (INCLUDES): Append $(DECNUMINC).
2711 (OBJS-common): Add dfp.o.
2713 * real.h (EXP_BITS): Pinch one bit to ..
2714 (struct real_value): Add decimal field.
2715 (real_format): Change table size, update documentation.
2716 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2717 (real_from_string3): Declare.
2718 (decimal_single_format): Declare.
2719 (decimal_double_format): Declare.
2720 (decimal_quad_format): Declare.
2721 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2722 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2723 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2724 * real.c: Include dfp.h.
2725 (normalize): Early return for decimal floats.
2726 (do_add): Zero decimal field.
2727 (do_compare): Call do_decimal_compare for decimal floats.
2728 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2729 (real_arithmetic): Call decimal_real_arithmetic for decimal
2730 floating point operands.
2731 (real_identical): If a and b are of differing radix, return false.
2732 (real_to_integer): Call decimal_real_to_integer if the value is a
2734 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2735 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2736 (real_to_hexadecimal): Place "N/A" in the return string for
2738 (real_from_string3): New variant, given a mode.
2739 (real_maxval): Use decimal_real_maxval for decimal floats.
2740 (round_for_format): Use decimal_round_for_format for decimals.
2741 (real_convert): Use decimal_real_convert where appropriate.
2742 (significand_size): Handle base 10.
2743 (encode_decimal_single, decode_decimal_single,
2744 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2745 decode_decimal_quad): New functions.
2746 (decimal_single_format): New.
2747 (decimal_double_format): New.
2748 (decimal_quad_format): New.
2749 * machmode.def: Add SD, DD and TD decimal floating point modes.
2750 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2751 Include MODE_DECIMAL_FLOAT.
2752 (DECIMAL_FLOAT_MODE_P): New.
2753 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2754 * genmodes.c (struct mode_data): Add counter field.
2755 (struct mode_data): Update comment for format.
2756 (blank_mode): Initialise counter field.
2757 (new_mode): Increment counter field for each mode defined.
2758 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2760 (make_complex_modes): Handle modes containing `D'.
2761 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2762 (make_decimal_float_mode): New.
2763 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2764 (cmp_modes): Compare counter field if other characteristics
2766 (emit_real_format_for_mode): Support formats for decimal floats.
2767 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2768 Document MODE_DECIMAL_FLOAT.
2770 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2772 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2775 2005-12-01 Richard Henderson <rth@redhat.com>
2777 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2779 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2781 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2783 * config/pa/pa.c (pa_init_builtins): If we detect
2784 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2787 2005-12-01 Richard Guenther <rguenther@suse.de>
2789 * fold-const.c (fold_binary): Use fold_build2, not
2792 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2794 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2796 * vec.h (VEC_block_remove): New.
2798 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2801 * c-common.c (lvalue_error): Fix wording.
2803 2005-12-01 Richard Guenther <rguenther@suse.de>
2805 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2806 thinko in last patch.
2808 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2810 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2811 than -flat_namespace.
2813 2005-12-01 Ben Elliston <bje@au.ibm.com>
2815 * mklibgcc.in: Parameterise the script to build soft float
2816 functions by iterating over each type, rather than cloning the
2819 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * builtins.c (fold_builtin_fputs): Defer check for missing
2823 replacement functions.
2825 2005-11-30 Kean Johnston <jkj@sco.com>
2827 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2828 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2830 2005-11-30 Richard Guenther <rguenther@suse.de>
2832 PR tree-optimization/22501
2833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2834 function split out from ...
2835 (forward_propagate_addr_expr): ... here. Use it to propagate
2836 ADDR_EXPRs to all uses.
2838 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2840 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2841 * builtins.c (expand_builtin_mathfn): Use them.
2842 (expand_builtin_mathfn_2): Likewise.
2843 (expand_builtin_mathfn_3): Likewise.
2844 (expand_builtin_int_roundingfn): Likewise.
2845 (expand_builtin): Likewise.
2846 (integer_valued_real_p): Likewise.
2847 (fold_builtin_int_roundingfn): Likewise.
2848 (fold_builtin_bitop): Likewise.
2849 (fold_builtin_logarithm): Likewise.
2850 (fold_builtin_1): Likewise.
2851 * convert.c (convert_to_integer): Likewise.
2852 * fold-const.c (negate_mathfn_p): Likewise.
2853 (tree_expr_nonnegative_p): Likewise.
2855 2005-11-30 Dale Johannesen <dalej@apple.com>
2856 Andrew Pinski <pinskia@physics.uc.edu>
2858 * combine.c (find_split_point): Sign extend bitmask
2859 when changing bitfield assignment to IOR of AND.
2861 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2863 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2864 clobber to scratch reg.
2865 (*decrement_and_branch_until_zero_no_clobber): Remove.
2866 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2867 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2868 * config/ms1/ms1.opt (mmul): Remove.
2869 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2870 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2872 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2873 Bernd Schmidt <bernd.schmidt@analog.com>
2875 * pa/predicates.md (symbolic_operand): Add comment.
2876 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2877 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2878 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2879 (pa_secondary_reload_class): Delete.
2880 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2881 and pa_secondary_reload_class. Reorder some checks. Update inline
2882 copy of symbolic operand.
2883 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2885 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2887 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2890 2005-11-30 Jeff Law <law@redhat.com>
2892 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2893 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2895 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2897 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2898 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2899 (ia64_expand_move): Adjust caller.
2901 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2902 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2905 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2907 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2908 Always produce an output if we can remove NEGs or canonicalize
2909 (minus (minus ...)) expressions. Provide a fast path for the
2911 (simplify_gen_binary): Do not call simplify_plus_minus.
2912 (simplify_binary_operation_1): Reassociate at the end of the
2915 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2917 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2918 moves and unpack to speed up.
2920 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2922 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2923 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2924 (gen_v9_scc): Update callers.
2925 * config/sparc/sparc.md: Likewise.
2926 * config/sparc/sparc-protos.h: Update extern declaration.
2928 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2930 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2932 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2935 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2937 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2938 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2939 (negate_expr): Here.
2941 2005-11-29 Ben Elliston <bje@au.ibm.com>
2943 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2944 Fix typo in comment.
2946 2005-11-29 Ben Elliston <bje@au.ibm.com>
2948 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2949 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2951 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2955 * builtins.c (init_target_chars): New.
2956 (expand_builtin_printf, expand_builtin_fprintf,
2957 expand_builtin_sprintf, fold_builtin_sprintf,
2958 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2959 fold_builtin_snprintf_chk, fold_builtin_printf,
2960 fold_builtin_fprintf): Check for matching format strings using
2963 2005-11-29 Paul Brook <paul@codesourcery.com>
2965 * config.gcc: Do not use fixproto on m68k-elf.
2967 2005-11-28 Roger Sayle <roger@eyesopen.com>
2969 * expmed.c (div_cost): Replace with...
2970 (sdiv_cost, udiv_cost): New.
2971 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2972 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2973 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2974 (expand_divmod): Replace use of div_cost with either sdiv_cost
2975 or udiv_cost depending upon the signedness of the operation.
2977 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2980 * config/darwin.c (machopic_indirection_name,
2981 machopic_output_indirection): Follow transparent alias chain.
2983 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2985 * varasm.c (ultimate_transparent_alias_target): Add comment.
2987 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2989 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2990 SET_SRC instead of XEXP where appropriate.
2992 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2994 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2997 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2999 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3000 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3003 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3005 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3006 secondary_input_reload_class, made static. Adapt to new
3008 (secondary_output_reload_class): Delete.
3009 (TARGET_SECONDARY_RELOAD): New macro.
3010 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3011 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3013 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3016 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3017 when its natural alignment is > BITS_PER_UNIT.
3018 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3019 * c-common.c (handle_packed_attribute): Ignore packing on a field
3020 whose type is naturally char aligned.
3022 2005-11-28 Richard Guenther <rguenther@suse.de>
3024 * c-common.c (strict_aliasing_warning): Handle all
3025 component-ref like accesses.
3027 2005-11-28 Roger Sayle <roger@eyesopen.com>
3028 Uros Bizjak <uros@kss-loka.si>
3031 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3032 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3033 when flag_unsafe_math_optimizations is set and
3034 we don't care about NaNs or Infinities.
3036 Move x/expN(y) and x/pow(y,z) transformation into common
3037 flag_unsafe_math_optimizations section.
3039 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3041 * gcc.c (main): Change type of argv to "char **".
3043 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3045 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3046 small data sections.
3047 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3048 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3049 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3050 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3051 output locals to sbss if !rs6000_elf_in_small_data_p.
3052 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3054 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3057 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3058 generated by reload.
3059 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3060 indexed_or_indirect_address.
3061 (indexed_or_indirect_address): Don't test for base reg. Call
3062 address_operand last. Make it a special predicate.
3064 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3066 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3068 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3071 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3073 (negate_expr): Likewise.
3075 2005-11-27 Andreas Schwab <schwab@suse.de>
3077 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3080 2005-11-27 Steven Bosscher <stevenb@suse.de>
3082 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3083 has EH predecessor edges.
3085 2005-11-26 Eric Christopher <echristo@apple.com>
3087 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3088 register stalls by zero extending to the full register.
3090 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3092 * config/floatunsisf.c, config/floatunsidf.c,
3093 config/floatunsixf.c, config/floatunsitf.c: New files.
3094 * config/ia64/t-hpux: Add floatunsitf.c.
3095 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3096 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3098 2005-11-26 Richard Henderson <rth@redhat.com>
3100 * c-lex.c (pragma_lex): Rename from c_lex.
3101 * c-pch.c: Update for pragma_lex rename.
3102 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3103 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3104 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3105 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3106 * doc/tm.texi: Likewise.
3108 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3111 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3112 when overflow is undefined.
3114 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3116 * doc/md.texi (Insn Canonicalizations): Refer to the
3117 function commutative_operand_precedence for further rules.
3119 2005-11-25 Roger Sayle <roger@eyesopen.com>
3122 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3123 is less than zero. Limit mult_cost to a reasonable upper bound for
3124 the synthetic multiplication sequence.
3126 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3129 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3130 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3131 Lookup the explicit replacement functions for any unlocked
3132 stdio builtin transformations.
3134 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3136 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3138 * targhooks.c (default_secondary_reload): Don't require operand 2
3139 for an input reload to be earlyclobber.
3141 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3143 * fold-const.c (negate_mathfn_p): Fix comment and add support
3144 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3147 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3150 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3151 _Q_ulltoq for unsigned conversions from SImode and DImode to
3154 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3156 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3157 (__floatundidf, __floatundisf): Likewise.
3159 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3161 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3162 (rs6000_override_options): Remove initialization of
3163 rs6000_sr_alias_set.
3164 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3165 (rs6000_emit_stack_tie): Same.
3166 (emit_frame_save): Same.
3167 (gen_frame_mem_offset): Same.
3168 (rs6000_emit_prologue): Same.
3169 (rs6000_emit_epilogue): Same.
3171 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3174 * fold-const.c (fold_build): Convert bool_var != 1 and
3175 bool_var == 0 to !bool_var.
3177 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3180 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3181 for C being INTEGER_CST. Likewise for !=.
3183 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3186 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3187 unsigned conversions from SImode to TFmode.
3189 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3191 * expr.c (expand_expr_real_1): Fix error in last change.
3193 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3195 * caller-save.c: (this_insn_sets): Move into:
3196 (save_call_clobbered_regs).
3197 (mark_set_regs): Get this_insn_sets from data.
3199 (save_call_clobbered_regs): Take sets of the return value by
3200 sibcalls into account.
3202 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3205 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3206 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3207 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3208 (memory_move_secondary_cost, init_reg_autoinc): Remove
3209 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3210 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3211 secondary_reload_class call.
3212 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3214 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3215 (push_secondary_reload): Use secondary_reload target hook.
3216 (secondary_reload_class, scratch_reload_class): New functions.
3217 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3218 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3219 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3220 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3221 (secondary_reload_class, scratch_reload_class): Declare.
3222 * reload1.c: Include target.h.
3223 (reload_adjust_reg_for_temp): New function.
3224 (reload_adjust_reg_for_icode): Likewise.
3225 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3226 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3228 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3229 for inheritance. Support case when both secondary & tertiary reloads
3230 are for intermediate registers.
3231 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3232 with secondary_reload_class call. Support case when both secondary
3233 & tertiary reloads are for intermediate registers.
3234 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3235 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3236 * target.h (secondary_reload_info): New struct / typedef.
3237 (struct gcc_target): New member secondary_reload.
3238 * targhooks.c Include reload.h, optabs.h and recog.h.
3239 (default_secondary_reload): New function.
3240 * targhooks.h (default_secondary_reload): Declare.
3241 * doc/tm.texi: Document secondary_reload target hook. Update
3242 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3243 * doc/md.texi: Likewise.
3245 * sh-protos.h (sh_secondary_reload): Declare.
3246 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3247 (sh_secondary_reload): New function.
3248 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3249 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3250 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3251 (HAVE_SECONDARY_RELOADS): Define.
3252 * sh.md (reload_indf): Rename to:
3254 (reload_outdf): Rename to:
3255 (reload_outdf__RnFRm).
3256 (reload_insf): Rename to:
3258 (reload_insi): Rename to:
3259 (reload_insi__i_fpul).
3261 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3263 * configure.ac: Require at least texinfo 4.4.
3264 * configure: Regenerate.
3266 * doc/install.texi (Tools/packages necessary for building GCC):
3267 Update required version of texinfo to at least 4.4.
3268 (Installing GCC: Building): Update required version of texinfo
3270 (Installing GCC: Final installation): Update required version
3271 of texi2dvi to at least 4.4.
3272 (Host/target specific installation notes for GCC): Update required
3273 version of texinfo to at least 4.4.
3275 2005-11-24 Richard Guenther <rguenther@suse.de>
3276 Dirk Mueller <dmueller@suse.de>
3279 * c-common.h (strict_aliasing_warning): Declare.
3280 * c-common.c (strict_aliasing_warning): New function,
3282 * c-typeck.c (build_c_cast): ... here.
3284 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3286 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3288 (swap_commutative_operands_with_target): New.
3290 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3292 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3293 also when doing PRE, rather than only for global CPROP.
3295 2005-11-24 Ben Elliston <bje@au.ibm.com>
3297 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3298 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3300 (expand_twoval_unop): Likewise.
3301 (widen_clz): Likewise.
3302 (expand_parity): Likewise.
3303 (expand_unop): Likewise.
3304 (emit_cmp_and_jmp_insn_1): Likewise.
3305 (prepare_float_lib_cmp): Likewise.
3307 2005-11-24 Ben Elliston <bje@au.ibm.com>
3309 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3310 Remove unused `class' variable.
3312 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3315 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3316 C/C++ diagnostic function warn_array_subscript_with_type_char.
3317 * c-common.h (warn_array_subscript_with_type_char): Declare.
3318 * c-common.c (warn_array_subscript_with_type_char): Define.
3320 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3323 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3324 compiling at the intersection of C and C++.
3326 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3328 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3329 List @file in the option summary. Include the libiberty
3330 documentation for @file.
3331 * gcc.c (main): Call expandargv.
3332 * Makefile.in (gcc-vers.texi): Define srcdir.
3334 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3336 * passes.c (init_optimization_passes): Document
3337 sequencing of passes.
3339 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3341 * config/m68k/predicates.md (pcrel_address, extend_operator,
3342 post_inc_operand, pre_dec_operand): Remove redundant
3344 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3346 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3348 2005-11-23 Ben Elliston <bje@au.ibm.com>
3350 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3352 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3354 Preparatory work for PR target/21623:
3355 * alpha.c (secondary_reload_class): Rename to:
3356 (alpha_secondary_reload_class).
3357 * alpha.h, alpha-protos.h: Likewise.
3358 * mn10300.c (secondary_reload_class): Rename to:
3359 (mn10300_secondary_reload_class).
3360 * mn10300.h, mn10300-protos.h: Likewise.
3361 * pa.c (secondary_reload_class): Rename to:
3362 (pa_secondary_reload_class).
3363 * pa.h, pa-protos.h: Likewise.
3364 * rs6000.c (secondary_reload_class): Rename to:
3365 rs6000_secondary_reload_class.
3366 * rs6000.h, rs6000-protos.h: Likewise.
3368 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3371 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3373 2005-11-22 Ian Lance Taylor <ian@airs.com>
3375 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3377 (prepare_cmp_insn): Likewise.
3379 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3382 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3383 if both operands[0] and operands[1] are memory.
3385 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3388 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3389 COMPARISON_CLASS_P and an integral types create create a new
3390 expression with the new type and fold that.
3392 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3395 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3396 to SUBTARGET_OS_CPP_BUILTINS.
3398 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3400 * arm.c (emit_set_insn): New function.
3401 (arm_split_constant): Call it.
3402 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3403 (arm_legitimize_address): Likewise. Use plus_constant.
3404 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3405 (thumb_expand_prologue): Likewise.
3406 (arm_gen_load_multiple): Use VOIDmode in SET.
3407 (arm_gen_store_multiple): Likewise.
3408 (vfp_emit_fstmx): Likewise. Use plus_constant.
3409 (emit_multi_reg_push): Likewise.
3410 (emit_sfm): Use plus_constant.
3412 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3415 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3418 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3421 * expmed.c (store_bit_field): Don't attempt to insv a field
3422 larger than the reg.
3424 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3427 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3428 explicit sign extension, not a (char) cast.
3430 2005-11-22 Ben Elliston <bje@au.ibm.com>
3432 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3433 GET_MODE_CLASS (x) == MODE_FLOAT.
3434 * config/i386/i386.c: Likewise.
3435 * config/rs6000/xcoff.h: Likewise.
3436 * config/rs6000/linux64.h: Likewise.
3437 * config/rs6000/rs6000.c: Likewise.
3438 * config/rs6000/rs6000.h: Likewise.
3439 * config/rs6000/predicates.md: Likewise.
3440 * config/rs6000/sysv4.h: Likewise.
3442 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3444 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3447 * config/alpha/freebsd.h, config/alpha/linux.h,
3448 config/arm/linux-elf.h, config/bfin/bfin.h,
3449 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3450 config/i386/beos-elf.h, config/i386/gnu.h,
3451 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3452 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3453 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3454 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3455 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3456 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3457 config/sparc/linux.h, config/sparc/linux64.h,
3458 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3460 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3461 are both defined when either flag -fpic or -fPIC are used.
3463 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3465 * config/fp-bit.c (clzusi): New function.
3466 (si_to_float, usi_to_float): Use it to compute proper shift.
3467 (usi_to_float): Preserve guard bits when shifting right.
3468 * libgcc-std.ver (GCC_4.2.0): New version.
3469 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3470 __floatundisf): New functions.
3471 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3472 __floatundisf): Declare.
3473 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3474 _floatundixf, and _floatunditf.
3475 * optabs.c (expand_float): If target does not define a pattern for
3476 signed or unsigned conversion, use an unsigned libcall instead of
3478 (init_optabs): Initialize ufloat_optab.
3480 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3482 * config/rs6000/rs6000.opt (mmulhw): New option.
3483 * doc/invoke.texi (-mmulhw): Document.
3484 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3486 * config/rs6000/rs6000.md: Add half-word multiply and
3487 multiply-accumulate instructions for 405 and 440.
3489 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3491 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3492 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3493 default now includes a linker group which makes the RTEMS one nest.
3495 2005-11-22 Ben Elliston <bje@au.ibm.com>
3497 * cse.c (fold_rtx): Typo fix.
3498 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3500 2005-11-21 Richard Henderson <rth@redhat.com>
3502 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3503 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3505 * c-tree.h (lookup_name): Move declaration ...
3506 * c-common.h (lookup_name): ... here.
3507 * config/darwin-c.c: Include c-common.h.
3508 * config/t-darwin: Update dependencies.
3510 2005-11-22 Ben Elliston <bje@au.ibm.com>
3512 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3513 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3514 * genopinit.c (gen_insn): Likewise.
3515 * reload.c (find_equiv_reg): Likewise.
3516 * loop.c (load_mems): Likewise.
3517 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3518 * cse.c (find_comparison_args, fold_rtx): Likewise.
3519 * dwarf2out.c (add_const_value_attribute): Likewise.
3520 * expr.c (convert_move): Likewise.
3521 * recog.c (general_operand, register_operand): Likewise.
3522 * reg-stack.c (replace_reg): Likewise.
3523 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3524 * c-common.c (handle_vector_size_attribute): Likewise.
3525 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3526 (simplify_binary_operation_1): Likewise.
3527 (simplify_const_binary_operation): Likewise.
3528 (simplify_relational_operation): Likewise.
3529 (simplify_const_relational_operation): Likewise.
3530 (simplify_immed_subreg): Likewise.
3531 * emit-rtl.c (gen_lowpart_common): Likewise.
3532 * expmed.c (expand_mult): Likewise.
3533 * stor-layout.c (layout_type): Likewise.
3535 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3538 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3539 cst2 only for SPE vectors.
3541 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3544 * config/rs6000/predicates.md (vrsave_operation): Check
3545 UNSPEC_VOLATILE value.
3547 2005-11-21 Jan Hubicka <jh@suse.cz>
3549 PR tree-optimization/24653
3550 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3552 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3554 * config/i386/predicates.md (ax_reg_operand): New predicate.
3555 (memory_displacement_only_operand): New predicate.
3556 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3557 operand is AX register and the other operand is memory operand
3558 with displacement only.
3560 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3562 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3563 if we don't care about NaNs or Infinities.
3565 2005-11-20 Ian Lance Taylor <ian@airs.com>
3567 PR rtl-optimization/24883
3568 * combine.c (combinable_i3pat): When checking whether the
3569 destination of i3 is used in i3, consider paradoxical subregs.
3571 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3574 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3576 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3578 * combine.c (try_combine): Do not run subst on i1src and i2src in
3579 the case of generating a PARALLEL for a comparison.
3581 2005-11-20 Richard Henderson <rth@redhat.com>
3584 * tree-sra.c (struct sra_elt): Add all_no_warning.
3585 (struct sra_walk_fns) <use>: Add use_all argument.
3586 (sra_walk_expr): Pass it.
3587 (sra_walk_modify_expr): Likewise.
3588 (scalarize_ldst): Likewise.
3589 (scan_use): Update for new argument.
3590 (mark_no_warning): New.
3591 (scalarize_use): Use it.
3593 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3595 * expr.c (expand_expr_real): Use usmul_optab for widening
3596 signed * unsigned multiplies.
3597 * genopinit.c (optabs): Add usmul_widen_optab.
3598 * optabs.c (init_optabs): Likewise.
3599 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3600 (usmul_widen_optab): Define.
3601 * config/bfin/bfin.md (usmulhisi3): New pattern.
3603 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3605 2005-11-20 Graham Stott <btinternet.com>
3607 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3609 2005-11-20 Andreas Schwab <schwab@suse.de>
3612 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3615 2005-11-19 Richard Henderson <rth@redhat.com>
3618 * tree-gimple.c (is_gimple_id): Export.
3619 * tree-gimple.h (is_gimple_id): Declare.
3620 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3621 (get_default_value): Use it.
3622 (maybe_fold_stmt_indirect): Likewise.
3624 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3626 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3627 than VR1 or vice-versa.
3629 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3633 * reload.c (find_reloads_address_1): Mention dependency on
3635 * reload1.c (gen_reload): For IN with an unary operation, try
3636 moving inner expression to OUT if trivial SET is not valid.
3637 Confirm that the result is valid. Move common code block into...
3638 (emit_insn_if_valid_for_reload): New function.
3640 2005-11-19 Richard Guenther <rguenther@suse.de>
3642 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3643 ARRAY_REFs of constant strings.
3645 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3647 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3648 fatal format string.
3650 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3652 * combine.c (make_compound_operation): Swap operands of
3653 commutative operation if necessary before returning.
3655 2005-11-19 Richard Guenther <rguenther@suse.de>
3658 * fold-const.c (fold_plusminus_mult_expr): New function.
3659 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3660 cases, remove now unnecessary code.
3662 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3664 * gensupport.c (old_preds): Rename to std_preds, add special field.
3665 (struct old_pred_table): Rename to struct std_pred_table, add special
3667 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3668 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3669 (init_predicate_table): Adjust, and set along the way whether a
3670 predicate is special.
3672 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3674 * BASE-VER: Change to 4.2.0.
3676 2005-11-18 James E Wilson <wilson@specifix.com>
3678 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3681 2005-11-18 Mike Stump <mrs@apple.com>
3683 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3684 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3685 * c-decl.c (lookup_name_two) Remove.
3686 * c-tree.h (lookup_name_two): Remove.
3687 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3688 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3689 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3690 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3692 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3695 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3696 when not generating code to use that co-processor.
3698 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3700 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3701 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3702 these functions are now in tree-phinodes.c.
3704 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3706 * config/bfin/bfin.md (trap): New pattern.
3708 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3710 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3713 * expr.c (expand_expr_real): Don't call record_block_change unless
3714 ib_boundaries_block is non-null
3716 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3718 * fold-const.c (build_range_check): Use proper type for subtraction
3719 when merging lower bound.
3721 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3723 PR rtl-optimization/24497
3724 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3727 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3729 * tree-scalar-evolution.c (expression_expensive_p): New function.
3730 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3732 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3734 * config/bfin/crtlibid.s: New file.
3736 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3739 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3740 when not using sjlj exceptions.
3741 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3742 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3743 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3744 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3745 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3746 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3747 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3748 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3749 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3750 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3751 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3752 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3753 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3755 * config/pa/hpux-unwind.h: New file.
3757 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3759 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3760 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3761 * varasm.c (do_assemble_alias): Adjust call.
3762 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3764 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3766 2005-11-17 James E Wilson <wilson@specifix.com>
3768 * tree.def (FUNCTION_DECL): Correct typo in comment.
3770 2005-11-17 Richard Henderson <rth@redhat.com>
3772 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3773 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3774 and DW_CFA_def_cfa_sf.
3775 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3776 (dbx_reg_number): Don't assert particular registers here.
3777 (based_loc_descr): ... do it here instead. Fold in ...
3778 (eliminate_reg_to_offset): ... this function.
3779 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3780 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3781 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3782 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3783 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3784 (instantiate_virtual_regs): Likewise.
3785 * var-tracking.c (adjust_stack_reference): Likewise.
3786 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3788 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3790 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3791 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3792 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3794 ($(T)crtlibid.o): New rule.
3796 2005-11-16 Richard Guenther <rguenther@suse.de>
3799 * fold-const.c (extract_array_ref): Return byte offset
3801 (fold_binary): Fold &x[a] CMP &x[b] to
3802 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3805 2005-11-16 Richard Henderson <rth@redhat.com>
3808 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3809 parts of an SSA_NAME.
3811 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3814 * arm.md (split for movsf with immediate): Restrict split to insns
3815 that set a general register.
3817 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3819 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3821 * unwind-dw2.c (uw_advance_context): Likewise.
3822 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3823 _Unwind_SjLj_Unregister.
3824 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3826 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3828 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3830 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3832 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3833 langhook to get a DImode integer type.
3835 2005-11-16 Richard Henderson <rth@redhat.com>
3836 J"orn Rennecke <joern.rennecke@st.com>
3837 Ulrich Weigand <uweigand@de.ibm.com>
3841 * reload1.c (reg_equiv_invariant): New.
3842 (reload): Allocate, initialize, and free it.
3843 (calculate_needs_all_insns): Check it when skipping equivalence
3845 (alter_reg): Likewise.
3846 (eliminate_regs_1): Rename from eliminate_regs. Add new
3847 may_use_invariant argument; only use reg_equiv_invariant when true.
3848 (eliminate_regs): New.
3849 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3850 a context for which may_use_invariant may be true.
3852 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3854 * fold-const.c (const_binop): Don't constant fold the operation
3855 if the result has overflowed and flag_trapping_math.
3856 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3858 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3860 * config/arm/unwind-arm.c (abort): Add prototype here.
3861 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3862 (struct phase1_vrs): Add prev_sp.
3863 (unwind_phase2_forced): Save the original core registers instead of
3864 modifying entry_vrs. Take a new flag argument for resuming unwinding
3865 and set action flags accordingly. Always set _US_END_OF_STACK when
3866 get_eit_entry fails. Unwind before calling the stop function.
3867 (_Unwind_GetCFA): New function.
3868 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3869 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3870 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3871 just call unwind_phase2_forced.
3872 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3873 * config/arm/unwind-arm.h (abort): Remove prototype.
3874 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3876 (_Unwind_GetCFA): New prototype.
3877 * config/arm/pr-support.c (abort): Add prototype here.
3878 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3880 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3881 not schedule the prologue with non-call exceptions and EABI.
3883 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3885 * config/arm/unwind-arm.h: Reorder interface function declarations.
3886 (_URC_END_OF_STACK): New enumeration value.
3887 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3888 (struct _Unwind_Control_Block): Document reserved field use.
3889 (_Unwind_Stop_Fn): New typedef.
3890 (_Unwind_ForcedUnwind): Declare.
3891 (_Unwind_Resume_or_Rethrow): Declare.
3892 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3894 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3895 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3896 (UCB_FORCED_STOP_ARG): New.
3897 (search_EIT_table): Update boundary condition checks.
3898 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3899 (unwind_phase2): Replace for with do..while.
3900 (unwind_phase2_forced): New.
3901 (__gnu_Unwind_RaiseException): Replace for with do..while.
3902 (__gnu_Unwind_ForcedUnwind): New.
3903 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3904 Use appropriate phase2 unwinder.
3905 (__gnu_Unwind_Resume_or_Rethrow): New.
3906 (__gnu_unwind_pr_common): Cope with forced unwinding.
3908 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3911 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3913 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3914 roundsf2): Remove "s" from mnemonic.
3916 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3918 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3920 * config/bfin/crtn.s: Change epilogues to match.
3921 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3922 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3923 __PIC__ and __pic__.
3925 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3928 * doc/invoke.texi: Distinguish between free and fixed form instead of
3929 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3931 * gcc.c (default_compilers): Remove double entries, add entries for
3932 suffixes '.F90' and '.F95'.
3934 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3936 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3937 in the stack probing loop.
3939 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3941 * configure.ac: Use .machine power5 not power5x.
3942 * configure: Regenerate.
3944 2005-11-15 Mike Stump <mrs@apple.com>
3946 * c-decl.c (lookup_name_two): Add.
3947 * c-tree.h (lookup_name_two): Likewise.
3948 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3949 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3951 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3953 PR rtl-optimization/23392
3954 * regrename.c (enum scan_actions) Add mark_access.
3955 (scan_actions_name): Ditto.
3956 (scan_rtx_reg): Handle mark_access.
3957 (scan_rtx_address): Do nothing for mark_access.
3958 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3959 and regs in REG_INC notes before closing chains for dead regs.
3960 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3961 opening chains for new writes.
3963 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3965 * c.opt (ffixed-line-length-none): New.
3967 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3969 * mklibgcc.in: Change contents of eh_dummy.c.
3971 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3973 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3975 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3977 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3979 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3981 2005-11-15 Jan Hubicka <jh@suse.cz>
3983 * invoke.texi (large-unit-insns): Document.
3984 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3985 * params.def (large-unit-insns): New param.
3987 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3990 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3991 special register for operand 3. Reindent constraints to align
3994 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3996 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3997 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3998 * configure.ac: Add test for FP rounding instructions.
3999 * configure: Regenerate.
4000 * config.in: Regenerate.
4001 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4002 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4004 * config/rs6000/rs6000.opt (mfprnd): New.
4005 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4006 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4007 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4008 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4009 (TARGET_FPRND): New.
4010 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4012 (btrunc<mode>2): New.
4014 (floor<mode>2): New.
4015 (round<mode>2): New.
4017 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4019 * gcc.c (version_compare_spec_function): Use fatal() rather than
4022 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4023 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4024 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4026 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4029 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4030 on -mmacosx-version-min setting.
4032 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4035 * tree-vrp.c (infer_value_range): Return false if STMT is a
4036 block terminator and its basic block has no successors.
4038 2005-11-14 Mike Stump <mrs@apple.com>
4040 * config/i386/i386.c (override_options): -masm=intel isn't
4041 supported on darwin.
4042 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4044 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4046 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4047 vfork after including auto-host.h.
4049 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4051 PR rtl-optimization/22002
4052 * combine.c (distribute_notes): Detect cases where a reg dies
4053 two or more times in a bb, including on the insn we are combining,
4054 and place the death note on the correct range.
4056 2005-11-14 Dale Johannesen <dalej@apple.com>
4058 * expmed.c (store_bit_field): Add offset unconditionally for
4060 (extract_bit_field): Don't force extzv or extv operand into
4061 a register if field is too big.
4063 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4065 * config/arm/arm.c (pic_labelno): New.
4066 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4067 LABEL_REF. Pass only the labelno to PIC insns.
4068 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4069 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4070 * arm.md (UNSPEC_PIC_LABEL): New constant.
4071 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4072 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4073 Use the correct label prefix.
4075 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4077 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4080 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4082 * loop-invariant.c: Include tm_p.h.
4083 * Makefile.in: Updated.
4085 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4087 * pa.c (store_reg): Revise generation of frame notes in large frames.
4088 (set_reg_plus_d): Likewise.
4090 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4092 PR tree-optimization/24709
4093 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4096 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4098 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4099 and duplicate declaration of pthread_self.
4101 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4102 Ian Lance Taylor <ian@airs.com>
4105 * calls.c (expand_call): If TARGET is a MEM and some part of the
4106 argument area has been saved, force TARGET to a register.
4108 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4110 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4113 2005-11-13 Jason Merrill <jason@redhat.com>
4116 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4117 lazily declared methods.
4118 (force_decl_die): Stop if forcing out the context already make a
4120 (force_type_die): Likewise.
4122 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4125 * builtins.c (integer_valued_real_p): Add break in
4126 REAL_CST having TREE_OVERFLOW set.
4128 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4130 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4131 addressing modes during calculation of costs.
4133 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4135 * function.c (assign_stack_local_1): Restrict sanity check
4136 on frame size overflow to 32-bit and above platforms.
4138 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4140 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4141 * config/cris/cris.c: Include reload.h.
4142 (cris_initial_elimination_offset): New function.
4143 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4146 2005-11-12 Richard Guenther <rguenther@suse.de>
4148 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4150 2005-11-12 Jan Hubicka <jh@suse.cz>
4152 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4153 to compare against 0 when possible.
4155 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4157 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4158 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4159 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4160 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4163 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4165 * recog.c (constrain_operands) <case 'g'>: For a match, require
4166 that a non-register matches general_operand when strict >= 0.
4168 2005-11-11 Steven Bosscher <stevenb@suse.de>
4170 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4173 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4175 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4176 (memory_address_same): New.
4177 (dse_optimize_stmt): Call memory_address_same.
4179 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4182 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4183 ZERO_EXTEND>: New cases.
4185 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4187 * longlong.h (__clz_tab): Always provide.
4189 2005-11-11 Steven Bosscher <stevenb@suse.de>
4192 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4194 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4195 before check_maybe_invariant.
4196 (move_invariant_reg): Use gen_move_insn instead of replacing
4197 SET_DEST with the temporary for the invariant.
4198 (move_loop_invariants): If checking is enabled, do internal
4199 consistency checks after completing the pass.
4201 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4204 * common.opt (Wvolatile-register-var): New.
4205 * varasm.c (make_decl_rtl): Only emit warning when option
4206 specified. Clarify warning message.
4207 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4209 * doc/md.texi (copysign): Document standard named pattern.
4211 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4213 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4214 bytes when align is 2.
4215 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4216 by the first instruction of the loop.
4218 2005-11-11 Jason Merrill <jason@redhat.com>
4221 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4224 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4226 PR rtl-optimization/22509
4227 * local-alloc.c (memref_used_between_p): Check whether a function call
4228 could not reference the memref.
4230 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4232 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4233 algorithm so as to choose the best, not the worst, alternative.
4234 Reset accumulated register class before processing next alternative.
4236 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4239 * calls.c (expand_call): Copy a return value to a plain register
4242 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4245 * varasm.c (assemble_name): Recompute name only for transparent
4248 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4250 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4252 2005-11-04 Jeff Law <law@redhat.com>
4255 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4256 perform reassociation if the parent statement will not die as
4257 a result of the optimization.
4259 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4261 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4262 delete_old_heap_vars.
4263 * tree-dfa.c (referenced_var_remove): Remove function.
4264 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4265 (delete_tree_ssa): Remove call to delete_old_heapvars.
4266 Add call to delete_alias_heapvars.
4267 * tree-flow.h (referenced_var_remove): Remove prototype
4268 (init_alias_heapvars): New prototype.
4269 (delete_alias_heapvars): Ditto.
4270 * Makefile.in (tree-ssa-structalias.o): Add
4271 gt-tree-ssa-structalias.o
4272 (GTFILES): Add tree-ssa-structalias.h and
4273 tree-ssa-structalias.c.
4274 (s-gtype): Add gt-tree-ssa-structalias.h.
4275 * tree-ssa-structalias.c (heapvars): Remove.
4276 (oldheapvars): Remove.
4277 (heapvar_for_stmt): New variable.
4278 (heapvar_lookup): New function.
4279 (heapvar_insert): Ditto.
4280 (get_constraint_for): See if we have an old heapvar
4282 (init_alias_heapvars): New function.
4283 (delete_alias_heapvars): Ditto.
4284 Add include of gt-tree-ssa-structalias.h.
4286 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4289 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4291 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4293 * tree.c (int_fits_type_p): Only look at the base type
4294 if it has the same precision as the original type.
4296 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4299 * varasm.c (assemble_alias): Use %q+D in the error
4300 message instead of %J and %qD.
4302 2005-11-10 Richard Guenther <rguenther@suse.de>
4304 * gcse.c (free_ldst_entry): Only free hashtable if
4307 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4309 * function.c (assign_stack_local_1): Issue an error message if
4310 the frame size overflows in the signed target arithmetics.
4312 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4314 * tree.c (build_qualified_type): Chain the new type to the original
4315 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4316 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4317 (build_pointer_type_for_mode): Only return unqualified types.
4318 (build_reference_type_for_mode): Likewise.
4320 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4322 * Makefile.in (gnucompare): Do comparison of all files using one of
4323 the chosen methods and only afterwards decide if just warning should
4324 be issued or comparison failure raised.
4326 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4328 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4329 (noce_try_abs): Negate if the comparison is reversed.
4330 Look only one instruction backwards for a REG_EQUAL note.
4332 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4335 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4336 gthr-tpf.h: Define __gthrw. For all identifiers that might
4337 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4338 and prefix all uses with __ghtrw.
4340 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4343 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4344 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4345 * c-common.c (handle_weakref_attribute): New.
4346 (c_common_attribute_table): Add weakref.
4347 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4349 * configure, config.in: Rebuilt.
4350 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4351 * doc/extend.texi: Document weakref attribute.
4352 * varasm.c (ultimate_transparent_alias_target): New
4353 (assemble_name): Use it.
4354 (weak_finish_1): Split out of...
4355 (weak_finish): ... and deal with weakrefs in...
4356 (weakref_targets): ... new list.
4357 (globalize_decl): Clean up weakref_targets.
4358 (do_assemble_alias): Handle weakrefs.
4359 (finish_aliases_1): Do not reject weakrefs to external symbols.
4360 (assemble_alias): Handle weakrefs.
4362 2005-11-09 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/24716
4365 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4366 t_bool to track results from follow_ssa_edge.
4368 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4370 * final.c (force_source_line): New global variable.
4371 (final_scan_insn): Set it to true instead of clearing last_filename.
4372 (notice_source_line): Return true if force_source_line is true,
4373 unless source info is absent.
4375 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4378 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4379 a linkage name for a variable if it a register variable.
4380 * c-decl.c (grokdeclarator): Global register variables
4381 should be set as PUBLIC.
4383 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4386 * config/s390/s390.c (struct s390_frame_layout): New fields
4387 first_save_gpr_slot and last_save_gpr_slot.
4388 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4389 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4390 first_save_gpr and last_save_gpr with the _slot variants.
4391 (s390_register_info): Calculate first_save_gpr_slot and
4392 last_save_gpr_slot using regs_ever_live.
4394 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4397 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4398 for a function containing a landing pad.
4400 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4403 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4406 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4408 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4409 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4411 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4414 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4416 (call,load,store): New insn types.
4417 (mem_access, branch_access): Adjust reservation conditions.
4418 (define_delay): Adjust condition.
4419 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4421 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4422 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4424 (call_internal, call_value_internal, return_internal,
4425 return_interrupt_internal, eh_return_internal, indirect_jump,
4426 tablejump): Set call insn type.
4427 (blockage, ei, di): Use appropriate unspec const.
4428 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4429 (ms1_get_attr_type): Adjust to give load & store types.
4430 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4431 backwards past a barrier.
4432 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4434 (struct branch_info, struct label_info): New.
4436 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4437 (ms1_machine_reorg): New.
4438 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4439 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4440 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4441 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4444 2005-11-09 Per Bothner <per@bothner.com>
4445 Uros Bizjak <uros@kss-loka.si>
4448 * toplev.c (process_options): Initialize debug_hooks early
4449 in case lang_hooks.post_options ends up calling a debug_hook.
4451 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4453 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4454 DBX_REGISTER_NUMBER being contiguous.
4456 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4457 Diego Novillo <dnovillo@redhat.com>
4460 * tree-vrp.c (register_edge_assert_for): Do not register
4461 always-false predicates.
4463 2005-11-08 Devang Patel <dpatel@apple.com>
4465 PR tree-optimization/23115
4466 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4469 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4471 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4474 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4476 Fix PR tree-optimization/23382
4478 * tree-ssa-alias.c (compute_may_aliases): Call
4479 delete_old_heap_vars.
4480 * tree-dfa.c (referenced_var_remove): New function.
4481 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4482 * tree-flow.h (referenced_var_remove): Add prototype.
4483 (delete_old_heap_vars): Ditto.
4484 * tree-ssa-structalias.c (heapvars): New variable.
4485 (oldheapvars): Ditto.
4486 (get_constraint_for): Put heap vars on heapvars list.
4487 (delete_old_heap_vars): New function.
4489 2005-11-08 Jason Merrill <jason@redhat.com>
4491 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4493 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4496 * reg-stack.c (reg_to_stack): Update register liveness also
4497 for flag_sched2_use_traces.
4499 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4502 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4503 override prior explicit -mno-powerpc-gfxopt.
4505 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4507 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4508 if the bitsize is zero.
4509 * doc/md.texi (Standard Pattern Names): Document it.
4511 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4512 (TARGET_PASS_BY_REFERENCE): Likewise.
4514 2005-11-07 Ian Lance Taylor <ian@airs.com>
4516 PR rtl-optimization/24683
4517 * config/i386/i386.c (legitimize_pic_address): If constant operand
4518 to PLUS is too large, put it in a register.
4520 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4522 * configure.ac: Enable checking assembler dwarf2 support for bfin
4524 * configure: Regenerate.
4526 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4530 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4531 gen_easy_vector_constant_add_self): Delete.
4532 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4534 (output_vec_const_move): Use gen_easy_altivec_constant.
4535 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4536 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4537 (easy_vector_constant_add_self): Rewritten.
4538 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4539 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4540 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4541 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4542 Macroize and adjust for the other changes.
4544 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4548 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4549 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4551 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4553 PR rtl-optimization/23567
4554 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4555 (noce_process_if_block): Don't do any optimizations except
4556 if (cond) x = x; if !set_b and write into orig_x may trap
4557 or fault. Remove the MEM_READONLY_P check.
4559 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4562 * tree-vrp.c (fix_equivalence_set): New.
4563 (extract_range_from_assert): Call it.
4565 2005-11-05 Ian Lance Taylor <ian@airs.com>
4568 * combine.c (apply_distributive_law): Don't distribute across a
4571 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4573 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4574 config/ms1/ms1.h, config/rs6000/predicates.md,
4575 config/s390/s390.c, params.def, postreload-gcse.c,
4576 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4577 tree-vrp.c, tree.c: Fix comment typos.
4578 * doc/invoke.texi: Fix typos.
4580 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4582 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4583 for testing whether the data_dependence_relation contains distance
4584 vectors. Iterate over all distance vectors of the ddr.
4585 * lambda.h: Define a vec of lambda_vector pointers.
4586 * tree-data-ref.c (dump_data_dependence_relation,
4587 dump_data_dependence_direction): Iterate over all distance and
4588 direction vectors of the ddr.
4589 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4591 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4592 of distance/direction vectors instead of a single one.
4593 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4594 lambda_vectors with a vec of lambda_vectors.
4595 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4596 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4597 DDR_NUM_DIST_VECTS): New.
4598 * tree-loop-linear.c (gather_interchange_stats): Test for the
4599 existence of distance vectors only after having checked that there
4600 is a dependence. Iterate over all distance vectors of the ddr.
4601 (linear_transform_loops): Use dump_data_dependence_relation.
4602 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4603 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4604 distance vectors of the ddr.
4606 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4608 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4609 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4610 IS_INTHANDLER; all callers changed.
4611 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4613 (do_link, do_unlink): New argument ALL; all callers changed.
4614 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4615 If function isn't leaf, save and restore all registers.
4616 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4619 2005-11-05 Jan Hubicka <jh@suse.cz>
4621 PR rtl-optimization/23490
4622 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4623 max-flow-memory-location): Document.
4624 * flow.c: Include params.h
4625 (MAX_MEM_SET_LIST_LEN): Kill.
4626 (add_to_mem_set_list): Use new param.
4627 * cse.c (cse_basic_block): Replace 1000 by new param.
4628 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4629 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4630 * predict.c (predict_loops): Use new param.
4631 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4633 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4634 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4635 Do not hold memory returned by cgraph_node_name across other call.
4637 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4640 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4643 2005-11-04 Jeff Law <law@redhat.com>
4646 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4647 * tree-ssa-dom.c: Include params.h.
4648 (thread_across_edge): If there are too many statements in the
4649 target block, then do not thread through it.
4650 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4651 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4653 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4656 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4657 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4659 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4662 * tree-scalar-evolution.c (instantiate_parameters_1,
4663 instantiate_parameters, resolve_mixers): Compute the size of an
4664 expression to be instantiated and give up the instantiation if the
4665 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4667 2005-11-04 Richard Guenther <rguenther@suse.de>
4669 * tree-flow.h (ref_contains_indirect_ref): Rename to
4670 array_ref_contains_indirect_ref.
4671 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4672 (array_ref_contains_indirect_ref): Make comment match the code
4674 (ref_contains_array_ref): Likewise.
4675 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4676 ref_contains_indirect_ref.
4677 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4678 Rename calls to ref_contains_indirect_ref.
4680 2005-11-04 Paul Brook <paul@codesourcery.com>
4682 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4683 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4684 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4685 * config/arm/arm.md: Use match_operand in peephole input templates
4686 and match_dup in peephole output templates.
4688 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4690 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4693 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4694 Daniel Jacobowitz <dan@codesourcery.com>
4696 * longlong.h (add_ssaaaa): Clobber condition code register
4698 (sub_ddmmss): Likewise.
4699 (umul_ppmm): Likewise.
4701 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4702 Paul Brook <paul@codesourcery.com>
4703 Phil Blundell <pb@reciva.com>
4705 * configure.ac: Add test for ARM TLS support.
4706 * configure: Regenerated.
4707 * config/arm/arm-protos.h (legitimize_tls_address)
4708 (arm_tls_referenced_p, tls_mentioned_p)
4709 (arm_output_addr_const_extra): New prototypes.
4710 (thumb_legitimize_pic_address): Delete.
4711 * config/arm/arm.c: Include "gt-arm.h".
4712 (enum tls_reloc): New.
4713 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4714 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4715 (arm_call_tls_get_addr, legitimize_tls_address)
4716 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4717 (arm_init_tls_builtins, arm_emit_tls_decoration)
4718 (arm_output_addr_const_extra): New functions.
4719 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4720 (TARGET_HAVE_TLS): Define.
4721 (target_thread_pointer): New.
4722 (arm_override_options): Handle -mtp=.
4723 (legitimize_pic_address): Ignore UNSPECs.
4724 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4726 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4727 (tls_get_addr_libfunc): New variable.
4728 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4729 (arm_init_builtins): Call arm_init_tls_builtins.
4730 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4731 (arm_encode_section_info): Call default_encode_section_info.
4732 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4733 (enum arm_tp_type): New.
4734 (target_thread_pointer): Add declaration.
4735 (LEGITIMATE_CONSTANT_P): Handle TLS.
4736 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4737 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4738 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4739 * config/arm/arm.md: Add UNSPEC_TLS.
4740 (movsi): Handle TLS.
4741 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4743 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4744 (load_tp_hard, load_tp_soft): New insns.
4745 * arm.opt: Add -mtp=.
4746 * doc/invoke.texi (ARM Options): Document -mtp.
4748 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4750 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4751 * config/arm/libunwind.S: Include "lib1funcs.asm".
4752 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4753 (LIB2ADDEH): Add libunwind.S.
4754 (LIB2ADDEHDEP): Add lib1funcs.asm.
4755 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4757 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4760 * gcc/c.opt: Add a -lang-fortran option.
4761 * gcc/c-opts.c: Add a lang_fortran flag.
4762 (c_common_init_options): Handling the -lang-fortran option.
4763 (c_common_handle_option): Add a case for Fortran options in
4764 preprocessing. Remove cases for -ffixed-form and
4765 -ffixed-line-length. Add a case for -lang-fortran.
4767 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4769 * config/rs6000/rs6000.c: Include params.h
4770 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4771 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4772 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4773 (UNSPEC_VPKUWSS): Delete.
4774 (altivec_vpkuhss): Delete.
4775 (altivec_vpkuwss): Delete.
4776 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4778 (neg_eq0<mode>): Remove final condition.
4779 (neg_eq<mode>): Remove condition and split-condition.
4781 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4783 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4784 Use associated print macros.
4786 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4789 * diagnostic.c (diagnostic_set_info_translated): New function.
4790 (diagnostic_set_info): Use it. Add comment.
4791 * diagnostic.h (diagnostic_set_info_translated): Declare.
4793 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4795 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4796 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4797 reference only if 'public' is true.
4798 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4799 emit the .hidden directive only if the indirect reference is public.
4800 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4801 Pass it to dw2_force_const_mem.
4802 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4803 * dwarf2out.c (output_cfi): Adjust calls to above function.
4804 (output_call_frame_info): Likewise.
4805 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4806 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4808 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4810 PR tree-optimization/24483
4811 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4812 field to elts if possible.
4814 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4817 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4820 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4822 Fix PR tree-optimization/24351
4824 * tree-ssa-structalias.c (struct variable_info): Add
4826 (get_varinfo_fc): New function to follow collapsing.
4827 (new_var_info): Set collapsed_to to NULL.
4828 (dump_constraint): Follow collapsing.
4829 (build_constraint_graph): Handle collapsing.
4830 (do_simple_structure_copy): Return false if something bad
4832 (collapse_rest_of_var): New function.
4833 (do_structure_copy): Collapse if do_simple_structure_copy returns
4836 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4839 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4840 expressions to a statement list instead of gimplifying them.
4842 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4844 PR rtl-optimization/23585
4845 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4846 that can't trap plus a constant integer, if the mode has zero size.
4848 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4851 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4853 ("*insv<mode>_reg_extimm"): Likewise.
4855 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4858 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4859 c_common_type_for_mode returns an unnamed type.
4861 2005-11-02 Richard Henderson <rth@redhat.com>
4865 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4866 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4867 * function.c (assign_parms): Use calls.internal_arg_pointer.
4868 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4870 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4871 (TARGET_CALLS): Add it.
4872 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4873 * targhooks.c (default_internal_arg_pointer): New.
4874 * targhooks.h (default_internal_arg_pointer): Declare.
4875 * tree.h (dwarf2out_reg_save_reg): Declare.
4876 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4877 * config/i386/i386.c (dbx_register_map): Add return column.
4878 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4879 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4880 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4881 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4882 (ix86_save_reg): Save force_align_arg_pointer.
4883 (ix86_emit_save_regs): Make regno unsigned.
4884 (ix86_emit_save_regs_using_mov): Likewise.
4885 (ix86_expand_prologue): Handle force_align_arg_pointer.
4886 (ix86_expand_epilogue): Likewise.
4887 * config/i386/i386.h: (dbx_register_map): Update.
4888 (dbx64_register_map, svr4_dbx_register_map): Update.
4889 (struct machine_function): Add force_align_arg_pointer.
4890 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4891 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4892 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4894 2005-11-02 Jan Hubicka <jh@suse.cz>
4897 * i386.md: Add peep2 for simplyfing array accesses.
4899 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4902 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4903 * config/s390/s390.c (s390_decompose_shift_count): New function.
4904 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4905 (print_shift_count_operand): Use s390_decompose_shift_count.
4906 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4907 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4909 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4912 * loop.c (loop_givs_rescan): Use force_operand to expand
4915 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4918 * fold-const.c (build_range_check): Use unsigned when signed
4919 overflow is undefined also. If etype is subtype, make sure that
4920 the subtraction is in the supertype.
4922 2005-11-02 Richard Henderson <rth@redhat.com>
4925 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4928 2005-11-01 Richard Henderson <rth@redhat.com>
4931 * loop.c (scan_loop): Do not propagate computations to a hard
4932 register destination with SMALL_REGISTER_CLASSES.
4934 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4936 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4937 costs for MULT inside PLUS or MINUS.
4939 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4941 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4942 (TRAMPOLINE_SIZE): Round up to 60.
4943 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4945 2005-10-31 James E. Wilson <wilson@specifix.com>
4948 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4949 ifdef. Put ifdefs around call in gen_subprogram_die.
4950 (compute_frame_pointer_to_cfa_displacement): Likewise.
4951 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4954 PR rtl-optimization/17356
4955 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4956 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4958 2005-10-31 Jan Hubicka <jh@suse.cz>
4961 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4964 * i386.c (legitimize_pic_address): Deal with large immediates.
4967 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4968 from symbol names while computing checkup.
4971 * predict.c (predict_loops): Do not estimate more than
4972 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4973 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4975 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4977 PR tree-optimization/19097
4978 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4980 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4982 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4984 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4987 * tree-inline.c (setup_one_parameter): If the init_stmt
4988 is NULL, don't insert the statement.
4990 2005-10-30 Jan Hubicka <jh@suse.cz>
4992 PR tree-optimization/24172
4993 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4995 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4997 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4998 constants for hosts with long != 32 bits.
5000 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5003 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5005 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5007 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5008 (TARGET_MS1_16_002): New.
5009 (TARGET_MS1_16_003): New.
5011 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5012 ("*decrement_and_branch_until_zero_no_clobber"): New.
5013 Add corresponding splitter for decrement_and_branch_until_zero
5015 Key all decrement_and_branch_until_zero patterns off of
5018 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5021 * tree-complex.c (extract_component): Treat RESULT_DECL
5022 like the rest of the decls.
5024 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5026 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5027 indirect call to _mcount if the function needs a static chain.
5029 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5030 Caroline Tice <ctice@apple.com>
5032 PR rtl-optimization/24460
5033 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5034 (dwarf2out_switch_text_section): Set it to true instead of
5035 incrementing separate_line_info_table_in_use.
5036 (output_loc_list): Additionally test have_switched_text_sections.
5037 (output_ranges): Likewise.
5038 (dwarf2out_finish): Likewise.
5039 * varasm.c (assemble_start_function): Do not call
5040 insert_section_boundary_note.
5041 (assemble_end_function): If flag_reorder_blocks_and_partition,
5042 switch to the function's section before emitting the .size directive.
5043 * bb-reorder.c (insert_section_boundary_note): Staticify.
5044 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5045 * output.h (insert_section_boundary_note): Delete.
5047 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5050 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5051 instead of pointer equality when comparing types.
5053 2005-10-24 James E. Wilson <wilson@specifix.com>
5055 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5056 add_dependence_list_and_free calls.
5058 2005-10-24 Steven Bosscher <stevenb@suse.de>
5060 * contrib.texi: Add the names of the LLNL folks who donated
5061 Cray pointer support for gfortran.
5063 2005-10-24 Steven Bosscher <stevenb@suse.de>
5065 PR tree-optimization/24225
5066 * profile.c (branch_prob): Look from end to start through a
5067 basic block when looking for a locus.
5069 2005-10-24 Richard Henderson <rth@redhat.com>
5071 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5073 (hppa_expand_prologue): Likewise.
5075 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5077 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5078 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5079 * pa.h (NO_PROFILE_COUNTERS): Define.
5080 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5081 (funcdef_nos): New vector to hold label numbers of deferred profile
5083 (output_deferred_profile_counters): New function.
5084 (hppa_profile_hook): Push label number onto funcdef_nos.
5085 (pa_hpux_file_end): Call output_deferred_profile_counters if
5086 NO_DEFERRED_PROFILE_COUNTERS is false.
5088 * pa-protos.h (get_deferred_plabel): New prototype.
5089 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5091 (output_call): Adjust calls.
5093 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5095 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5096 peculiarity of GOT/TOC section usage.
5098 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5101 * c-common.c (constant_string_class_name): Add documentation.
5103 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5106 * recog.c (peephole2_optimize): Increment peep2_current_count
5107 only when the slot is empty.
5109 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5112 * except.c (output_function_exception_table): Call
5113 assemble_external_libcall if we need a personality function.
5115 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5117 PR rtl-optimization/24460
5118 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5119 set the basic block for barriers.
5121 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5123 * var-tracking.c (vt_initialize): Initialize post.
5125 2005-10-21 Devang Patel <dpatel@apple.com>
5128 * c-common.c (vector_types_convertible_p): Check vector element type.
5130 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5132 * config/sh/sh.c (prepare_move_operands): Handle the address
5133 constant which is a tls symbolic address plus a constant.
5135 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5138 * gcc.c (main): Use the correct counter for erroring out
5139 about mulitple files.
5141 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5144 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5145 use r2 for 64-bit tls .got access.
5147 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5149 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5152 2005-10-20 Steven Bosscher <stevenb@suse.de>
5154 PR tree-optimization/24307
5155 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5157 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5160 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5162 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5163 is ready, stop marking functions, but still mark variables.
5165 2005-10-20 Richard Guenther <rguenther@suse.de>
5168 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5171 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5173 PR rtl-optimization/23585
5174 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5175 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5176 (may_trap_p_1): New predicate extracted from...
5177 (may_trap_p): ... here. Invoke may_trap_p_1.
5178 (may_trap_or_fault_p): New predicate.
5179 * rtl.h (may_trap_or_fault_p): Declare it.
5180 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5181 instead of may_trap_p.
5182 (steal_delay_list_from_fallthrough): Likewise.
5183 (fill_simple_delay_slots): Likewise.
5184 (fill_slots_from_thread): Likewise.
5185 * function.c (pad_to_arg_alignment): Rework comment about
5186 SPARC_STACK_BOUNDARY_HACK.
5187 * config/sparc/sparc.h: Likewise.
5189 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5191 * config/s390/s390.c (s390_expand_insv): New.
5192 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5193 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5194 ("icm_hi"): Remove mode attribute.
5195 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5197 ("*extracthi", "*extractqi"): Remove.
5198 (extv<mode>", "*extzv<mode>"): New.
5199 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5200 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5202 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5204 * cfgexpand.c (discover_nonconstant_array_refs_r,
5205 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5206 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5207 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5208 discover_nonconstant_array_refs.
5210 2005-10-19 Steven Bosscher <stevenb@suse.de>
5213 * c-decl.c (pop_scope): Don't warn about an unused variable
5214 if it is marked with TREE_NO_WARNING.
5215 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5216 somenow mismatch and olddecl is to be replaced.
5218 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5221 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5222 whether registers live on the edge can be saved/restored.
5224 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5226 * config/sh/sh.c (fixup_mova): Skip notes.
5228 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5230 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5231 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5232 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5233 (s390_initial_elimination_offset): Likewise.
5234 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5235 register on TARGET_ZARCH targets.
5236 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5237 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5238 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5239 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5241 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5243 * config/s390/s390.md: Comment describing output modifiers updated.
5244 * config/s390/s390.c (print_operand): Likewise.
5246 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5248 * config/s390/s390.c (override_options): Added check for -mstack-size
5250 * doc/invoke.texi: Mention that limit in the documenation.
5252 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5255 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5257 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5259 Fix PR tree-optimization/24231
5261 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5262 (compute_avail): Ditto.
5264 2005-10-18 Richard Henderson <rth@redhat.com>
5267 * config/i386/i386.c (legitimate_constant_p): Check
5268 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5270 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5271 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5272 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5274 (print_operand_address): Likewise.
5275 * config/i386/predicates.md (x86_64_immediate_operand): Test
5276 SYMBOL_REF_TLS_MODEL properly inside CONST.
5277 (x86_64_zext_immediate_operand): Likewise.
5278 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5279 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5280 * config/i386/i386-protos.h: Remove predicates.md entries.
5282 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5284 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5285 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5287 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5288 Ian Lance Taylor <ian@airs.com>
5291 * fold-const.c (fold_widened_comparison): Do not allow range based
5292 constant folding when right operand cannot be unwidened.
5294 2005-10-17 Richard Henderson <rth@redhat.com>
5296 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5297 with a memory clobber.
5299 2005-10-17 James E Wilson <wilson@specifix.com>
5301 PR rtl-optimization/17356
5302 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5303 checking for EDGE_EH.
5305 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5307 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5308 the slot on an even boundary for any type with 16-byte alignment.
5310 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5313 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5314 after register allocation.
5316 2005-10-17 DJ Delorie <dj@redhat.com>
5318 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5321 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5324 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5327 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5329 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5330 to 2 if it's already non-zero.
5331 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5332 is set and warn about it if flag_schedule_insns is 1.
5334 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5336 * config/crx/crx.md: Compare-and-branch instructions need to
5339 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5342 * config/i386/i386.md (*pushdi2_rex64 splitter)
5343 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5344 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5345 flow2 pass only when (optimize > 0 && flag_peephole2).
5347 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5350 * gcc.c (have_c): New static variable.
5352 (process_command): Remove declation of have_c.
5353 Set have_o to 1 when handling -o.
5354 (main): Add a fatel error if there are multiple
5355 files specified and -o and -c/-S is passed witout
5356 -combine or multiple languages.
5358 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5360 Fix PR tree-optimization/22444
5361 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5362 Assert that we don't hit something with subvars.
5363 (setup_pointers_and_addressables): Don't add things with subvars,
5364 because we'll already process the subvars for aliasing purposes.
5366 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5369 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5370 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5371 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5372 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5373 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5374 swapped, alternatives for the R constraint.
5377 * builtins.c (get_builtin_sync_mode): Make unlimited
5378 mode_for_size request.
5380 2005-10-15 Richard Henderson <rth@redhat.com>
5382 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5383 (gimplify_expr): ... here.
5384 (gimplify_compound_lval): Use it in initial scan loop. Allow
5385 fb_lvalue in base expression.
5387 2005-10-15 Richard Henderson <rth@redhat.com>
5390 * builtins.c (expand_builtin_trap): Export.
5391 * expr.h (expand_builtin_trap): Declare.
5392 * expr.c (expand_assignment): Emit a trap for integral offsets
5393 from registers that weren't reduced to bitpos.
5395 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5396 (mark_array_ref_addressable): Remove.
5397 * tree-flow.h (mark_array_ref_addressable): Remove.
5398 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5400 2005-10-15 James E Wilson <wilson@specifix.com>
5403 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5404 (add_dependence_list_and_free): Likewise.
5405 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5408 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5412 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5413 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5415 (vrp_visit_phi_node): Only prevent infinite iterations when
5416 the previous result and the new result are both VR_RANGEs.
5418 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5420 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5423 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5426 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5429 2005-10-14 Per Bothner <per@bothner.com>
5431 PR preprocessor/21250
5432 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5434 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5437 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5438 overflow flags. Refactor some conditionals.
5440 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5443 * tree-dfa.c (add_referenced_var): Only look at decls which
5444 have TREE_CONSTANT or TREE_READONLY set instead of if
5445 !TREE_PUBLIC or !TREE_CONSTANT.
5447 2005-10-13 James E Wilson <wilson@specifix.com>
5449 * doc/invoke.texi: For -x, add f95-cpp-input.
5450 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5452 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5454 PR tree-optimization/24262
5455 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5456 in loop all the time.
5458 2005-10-12 Richard Henderson <rth@redhat.com>
5461 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5462 * function.c (assign_parm_find_data_types): Don't support it.
5463 * print-tree.c (print_node): Likewise.
5464 * c-common.c (handle_transparent_union_attribute): Likewise.
5465 Use build_duplicate_type.
5466 * tree-inline.c (remap_type_1): Split out of remap_type;
5467 properly remap aggregate fields.
5468 (build_duplicate_type): New.
5469 * doc/extend.texi (Variable Attributes): Remove documentation
5470 for transparent_union.
5472 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5475 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5476 (gen_stack_pointer_dec): Likewise.
5478 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5482 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5484 (struct cxx): Add adjust_class_at_definition target hook.
5485 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5486 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5487 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5488 hook_void_tree. Add to TARGET_CXX.
5489 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5491 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5492 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5493 instead of attribute. Check for dllexport override. Warn if
5494 inconsistent dll linkage. Don't lose old dllimport if decl has
5495 had address referenced. Tweak lookup of dllimport atribute.
5496 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5497 for target specific rules. Don't add dllimport attribute if
5498 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5499 dllimport attribute.
5500 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5501 * varasm.c (initializer_constant_valid_p): Replace
5502 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5506 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5507 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5508 (i[34567]86-*-mingw32*): Likewise.
5510 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5511 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5513 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5514 C++-specific code. Change return value to bool.
5515 (i386_pe_dllimport_p): Likewise.
5516 (associated_type): Simplify and make language-independent
5517 (i386_pe_encode_section_info): Replace override of ambiguous
5518 dllimport symbol refs with a gcc_assert.
5519 (i386_pe_valid_dllimport_attribute_p): Define.
5520 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5521 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5522 i386_pe_adjust_class_at_definition.
5523 * config/i386/winnt-stubs.c: New file. Define stub versions of
5524 lang-specific functions.
5525 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5526 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5527 i386_pe_adjust_class_at_definition.
5528 (i386_pe_valid_dllimport_attribute_p): Declare.
5529 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5530 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5531 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5534 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5535 dllimport attribute with test of DECL_DLLIMPORT_P.
5537 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5539 * combine.c (make_extraction): Correct offset computation.
5541 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5543 * config/cris/t-linux (LIMITS_H_TEST): Define.
5545 2005-10-12 Richard Henderson <rth@redhat.com>
5548 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5550 2005-10-12 Richard Guenther <rguenther@suse.de>
5552 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5554 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5557 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5558 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5561 2005-10-12 Richard Guenther <rguenther@suse.de>
5564 * varasm.c (output_constant): Correct typo from previous
5567 2005-10-11 Ian Lance Taylor <ian@airs.com>
5569 PR rtl-optimization/13931
5570 * combine.c: Revert patch of 2003-05-14, and:
5571 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5572 completely killed in the appropriate insn.
5573 (distribute_notes): Don't skip multiple hard register test for
5574 elim_i1 and elim_i2.
5576 2005-10-11 Richard Henderson <rth@redhat.com>
5579 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5580 to initialize a transparent union instead of a nop_expr.
5582 2005-10-11 Richard Henderson <rth@redhat.com>
5584 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5585 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5586 (tree_ssa_dce_loop): Call scev_reset.
5589 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5590 * tree-ssa-dce.c: Include cfgloop.h.
5591 (tree_ssa_dce_loop, pass_dce_loop): New.
5592 * tree-pass.h (pass_dce_loop): Declare it.
5593 * passes.c (init_optimization_passes): Use it.
5595 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5598 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5599 Only apply the optimization for rounding builtins if the inner
5600 cast is also an extension.
5602 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5605 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5606 mark_new_vars_to_rename instead of update_stmt.
5608 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5610 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5612 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5614 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5615 for setting MMX register to 0 rather than mmx.
5617 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5620 * configure.ac: Move gas check from mips specific case to common case.
5621 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5622 * configure: Regenerate
5623 * doc/install.texi: Update.
5625 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5628 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5630 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5632 * gcc.c (do_spec_1): Accept numeric characters in file name
5635 2005-10-10 Nick Clifton <nickc@redhat.com>
5637 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5638 describing the deleted arm_gen_rotated_half_load function.
5640 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5642 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5645 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5647 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5649 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5650 (EXTRA_MULTILIB_PARTS): Define.
5651 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5652 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5653 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5654 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5655 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5656 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5658 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5660 PR tree-optimization/24226
5661 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5662 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5663 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5666 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5668 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5670 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5673 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5674 Rewrite for no need for the early clobber.
5676 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5678 Merge from csl-arm-branch:
5679 2005-09-07 Paul Brook <paul@codesourcery.com>
5680 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5683 2005-04-30 Paul Brook <paul@codesourcery.com>
5684 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5685 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5687 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5688 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5689 (arm_override_options): Use TARGET_AAPCS_BASED.
5690 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5691 (PTRDIFF_TYPE): Use int for AAPCS.
5692 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5693 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5694 (DEFAULT_SHORT_ENUMS): Delete.
5695 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5697 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5698 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5699 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5700 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5702 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5703 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5705 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5706 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5708 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5709 * config.gcc (arm*-*-linux-gnueabi): Add it.
5710 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5712 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5713 * config/arm/linux-eabi.h: New file.
5714 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5715 (LINUX_TARET_LINK_SPEC): Likewise.
5716 (LINK_SPEC): Use it.
5717 * config/arm/t-linux-eabi: New file.
5719 2005-10-08 Steven Bosscher <stevenb@suse.de>
5722 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5724 (PARAM_SMS_DFA_HISTORY): Likewise.
5726 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5729 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5730 (load_register_parameters): Call it.
5731 (check_sibcall_argument_overlap_1): Likewise.
5732 (store_one_arg): Likewise.
5734 2005-10-07 James E. Wilson <wilson@specifix.com>
5736 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5737 DImode not VECINT24 for operand 2.
5740 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5744 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5745 fr_spill): Use destination_operand for operand 0.
5747 2005-10-07 DJ Delorie <dj@redhat.com>
5749 * varasm.c (output_constant): Limit error to expanding
5752 2005-10-07 Richard Guenther <rguenther@suse.de>
5755 * fold-const.c (fold_binary): Fix operand types during folding
5756 of X op (A, Y). Evaluation order of the side-effects of
5757 X and A are frontend-defined, so ensure we honour that even for
5758 tcc_comparison class operands; eased by removing duplicate code.
5760 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5762 * stor-layout.c (layout_type): Do not allow alignment of array
5763 elements to be greater than their size.
5765 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5767 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5769 (hppa*-*-linux*): Ditto.
5770 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5771 * config/host-hpux.c: New.
5772 * config/x-hpux: New.
5773 * config/pa/x-hpux: Remove.
5774 * config/pa/x-linux: Remove.
5775 * config/pa/pa-host.c: Remove.
5777 2005-10-07 Jeff Law <law@redhat.com>
5779 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5780 determine whether or not to try and thread outgoing edges.
5782 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5784 * config/rs6000/rs6000.md (eqsi_power): New.
5785 (neg_eq0si): Add TARGET_POWER to final condition.
5788 2005-10-06 Richard Henderson <rth@redhat.com>
5790 * config/rs6000/rs6000.c: Revert last change.
5792 2005-10-06 Richard Henderson <rth@redhat.com>
5794 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5795 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5797 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5801 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5802 out return_label and naked_return_label.
5804 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5806 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5809 2005-10-06 Richard Henderson <rth@redhat.com>
5812 * tree-inline.c (declare_return_variable): Handle modify_dest not
5815 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5817 Fix PR tree-optimization/22488
5818 * tree-ssa-structalias.c (check_for_overlaps): New function.
5819 (create_variable_info_for): Use it.
5821 2005-10-06 Richard Henderson <rth@redhat.com>
5824 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5825 (dwarf2out_start_source_file): Print it.
5827 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5829 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5831 2005-10-06 Richard Henderson <rth@redhat.com>
5834 * mode-switching.c (optimize_mode_switching): Clear transp bit
5835 for block with incomming abnormal edges.
5837 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5838 (fpscr_set_from_mem): Use them.
5839 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5840 (fpscr postinc splitters): Rewrite as peephole2+split.
5842 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5844 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5845 (eq<mode>_compare): Same.
5847 2005-10-06 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/24238
5850 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5852 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5854 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5855 here. Use AC_PATH_PROG for environment variables instead of
5857 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5859 * configure: Regenerated.
5861 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5864 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5865 then force it into a register.
5866 (call_value): Likewise.
5868 2005-10-06 Richard Henderson <rth@redhat.com>
5871 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5872 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5873 under pass_vectorize.
5875 2005-10-05 Devang Patel <dpatel@apple.com>
5878 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5879 handling constants. Check NAMESPACE_DECL context for constants.
5881 2005-10-05 Eric Christopher <echristo@apple.com>
5883 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5885 2005-10-05 Richard Henderson <rth@redhat.com>
5888 * tree-cfg.c (mark_array_ref_addressable_1): New.
5889 (mark_array_ref_addressable): New.
5890 * tree-flow.h (mark_array_ref_addressable): Declare.
5891 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5893 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5897 * reload.c (subst_reloads): When adding a REG_LABEL to a
5898 jump instruction, also update JUMP_LABEL.
5900 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5902 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5903 * bb-reorder.c (copy_bb_p): Use it.
5904 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5906 2005-10-05 Richard Henderson <rth@redhat.com>
5909 * toplev.c (process_options): Warn about unsupported combinations
5910 of unwind tables and omit-frame-pointer.
5911 * config/i386/i386.c (override_options): Similarly. Enable
5912 accumulate-outgoing-args if not explicitly disabled.
5914 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5916 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5917 Handle big endian vs. small endian.
5918 (vec_initv2sf): Handle big endian vs. small endian.
5919 (*vec_extractv2sf_1): Ditto.
5921 2005-10-05 Dale Johannesen <dalej@apple.com>
5923 * convert.c (convert_to_real): Don't convert
5924 (float)floor(double d) to floorf((float)d).
5926 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5928 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5930 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5932 PR tree-optimization/18587
5933 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5934 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5935 build_vuses): Change to VEC type.
5936 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5937 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5938 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5939 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5940 (get_name_decl): New. Return DECL_UID of base variable.
5941 (operand_build_cmp): New. qsort comparison routine.
5942 (operand_build_sort_virtual): New. Sort virtual build vector.
5943 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5944 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5945 (FINALIZE_BASE): Use get_name_decl.
5946 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5947 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5948 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5949 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5950 direct VEC_* manipulations.
5951 (build_ssa_operands): Call operand_build_sort_virtual.
5952 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5953 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5954 with direct VEC_* manipulations.
5955 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5956 with direct VEC manipulations.
5958 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5960 PR tree-optimization/21419
5961 PR tree-optimization/24146
5962 PR tree-optimization/24151
5964 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5965 (build_asm_expr): Call it if outputs are read-only.
5966 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5968 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5969 Paolo Bonzini <bonzini@gnu.org>
5973 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5974 enable the instructions and not just the built-ins.
5975 * doc/invoke.texi (x86 Options): Likewise.
5977 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5979 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5981 * doc/invoke.texi (Option Summary): Correct spelling
5982 of -mmacosx-version-min.
5984 2005-10-04 Devang Patel <dpatel@apple.com>
5986 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5989 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5991 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5992 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5994 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5996 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5997 ("TE","tg"): New mode attributes.
5998 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5999 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6000 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6001 dword_mode and one for GPRmode.
6003 2005-10-04 Ian Lance Taylor <ian@airs.com>
6005 PR preprocessor/13726
6006 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6007 any comments passed in.
6009 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6011 * tree.c (annotate_with_file_line): Fix typo.
6013 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6016 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6017 type used to access data in the inlined length == 1 case, use
6018 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6019 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6021 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6023 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6024 TARGET_SSE3 and only for TARGET_80387.
6025 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6026 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6027 Do not depend on TARGET_80387.
6029 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6031 * tree.c (last_annotated_node): Change type to location_t*.
6032 (annotate_with_file_line): Reflect the change of
6033 last_annotated_node type.
6035 2005-10-04 Richard Guenther <rguenther@suse.de>
6038 * c-decl.c (grokdeclarator): Don't write to fields
6041 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6044 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6046 * varasm.c (make_decl_rtl): If a register variable does not
6047 have a set user assmbler name, error out.
6048 Decode the asmspec is now name+1 bypassing '*'.
6050 2005-10-04 Steven Bosscher <stevenb@suse.de>
6052 PR tree-optimization/23049
6053 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6054 of a COND_EXPR is folded before calling fold on the whole rhs of a
6055 conditional assignment.
6056 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6057 document that a COND_EXPR may appear there.
6059 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6062 * tree-vrp.c (extract_range_from_assert): If the new numeric
6063 range created out of the assertion contradicts the existing
6064 numeric range of the ASSERT_EXPR variable, make the new range
6067 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6069 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6070 from T_REGS to FP register class.
6072 2005-10-03 Richard Henderson <rth@redhat.com>
6075 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6076 before creating a new one.
6078 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6080 * config/rs6000/t-aix43 (LDFLAGS): New.
6081 * config/rs6000/t-aix52 (LDFLAGS): New.
6083 2005-10-03 Ian Lance Taylor <ian@airs.com>
6085 * gimplify.c (find_single_pointer_decl_1): New static function.
6086 (find_single_pointer_decl): New static function.
6087 (internal_get_tmp_var): For a formal variable, set restrict base
6088 information if appropriate.
6089 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6091 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6092 (DECL_GET_RESTRICT_BASE): Define.
6093 (SET_DECL_RESTRICT_BASE): Define.
6094 (decl_restrict_base_lookup): Declare.
6095 (decl_restrict_base_insert): Declare.
6096 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6097 * tree.c (restrict_base_for_decl): New static variable.
6098 (init_ttree): Initialize restrict_base_for_decl.
6099 (copy_node_stat): Copy restrict base information.
6100 (decl_restrict_base_lookup): New function.
6101 (decl_restrict_base_insert): New function.
6102 (print_restrict_base_statistics): New static function.
6103 (dump_tree_statistics): Call print_restrict_base_statistics.
6105 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6108 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6109 case of anti-ranges.
6111 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6114 * c-typeck.c (tagged_tu_seen): Rename to ...
6115 (tagged_tu_seen_cache): this and add val field.
6116 (comptypes): Move functional to comptypes_internal
6117 and free tagged_tu_seen.
6118 (comptypes_internal): New function and call comptypes_internal
6119 instead of comptypes. Speed up by sibcalling
6120 tagged_types_tu_compatible_p.
6121 (alloc_tagged_tu_seen): New function
6122 (free_all_tagged_tu_seen_up_to): New function.
6123 (tagged_types_tu_compatible_p): Return the val of the seen two
6125 Add that the two types are the same to tagged_tu_seen_base
6126 if they are and call comptypes_internal instead of comptypes.
6127 <case UNION_TYPE>: Speed up common type where the fields are
6129 (function_types_compatible_p): Call comptypes_internal instead of
6131 (type_lists_compatible_p): Likewise.
6132 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6134 2005-10-02 Matthias Klose <doko@debian.org>
6136 * doc/invoke.texi: Fix typo and speling error.
6138 2005-10-01 Richard Henderson <rth@redhat.com>
6140 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6142 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6144 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6145 using --start-group and --end-group.
6147 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6149 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6150 FIXME note regarding quirky semantics.
6152 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6155 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6156 non-null range as a last resort.
6158 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6159 Diego Novillo <dnovillo@redhat.com>
6162 * tree-vrp.c (extract_range_from_assert): For !=
6163 assertions, only build an anti-range if LIMIT is a
6164 single-valued range.
6166 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6168 * arm.md (movqi): On thumb when optimizing, handle loading from
6169 memory by describing this as taking a subreg of a zero-extended load
6170 into an SImode register.
6173 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6175 * reload1.c (merge_assigned_reloads): Do not change any
6176 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6178 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6180 * Makefile.in (LIPO_FOR_TARGET): Define.
6181 (STRIP_FOR_TARGET): Define.
6183 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6184 before creating new ones. Do symlinks before creating the actual
6187 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6188 to work out which multilibs are actually being built.
6190 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6192 * tree-vect-transform.c, config/ms1/ms1.md,
6193 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6194 Follow spelling conventions.
6195 * doc/invoke.texi, doc/md.texi: Fix typos.
6197 2005-09-30 Andrew Macleod <amacleod@redat.com>
6199 PR tree-optimization/21430
6200 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6201 use operands, and set stmt pointer if need be.
6202 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6203 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6206 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6209 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6211 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6213 * optabs.c (expand_binop): Initialize first_pass_p.
6215 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6218 * c-decl.c (c_write_global_declarations_1): If any
6219 wrapup_global_declaration_2 call returned true, restart the loop.
6221 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6223 Fix PR tree-optimization/24117
6224 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6225 before considering whether to use anyoffset.
6227 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6231 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6233 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6235 (swap_commutative_operands_with_target): New.
6237 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6240 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6243 2005-09-29 Steven Bosscher <stevenb@suse.de>
6245 PR tree-optimization/23911
6246 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6247 and IMAGPART_EXPR too.
6249 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6252 * expmed.c (expand_shift): Move logic to reverse rotation
6253 direction when rotating by constants ...
6254 * optabs.c (expand_binop): ... here.
6255 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6256 (ix86_rotrdi3): New pattern.
6257 (rotldi3): Handle 32-bit mode.
6258 (ix86_rotldi3): New pattern.
6260 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6263 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6264 check for numbers that need no bit twiddle.
6266 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6268 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6269 multilib to be built.
6271 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6272 (stage1-start): Delete old libgcc and libunwind before moving
6273 anything into the stage directory.
6274 (stage2-start): Likewise.
6275 (stage3-start): Likewise.
6276 (stage4-start): Likewise.
6277 (stageprofile-start): Likewise.
6278 (stagefeedback-start): Likewise.
6279 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6280 header in tm_file and CPU-specific t-darwin in tmake_file.
6281 (i[34567]86-*-darwin*): Don't change tm_file.
6282 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6283 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6284 shared library stub for target OS version.
6285 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6286 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6287 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6288 (libgcc_s.%.dylib): New.
6290 (install-darwin-libgcc-stubs): New.
6291 (INSTALL_LIBGCC): New append.
6292 * config/i386/darwin-libgcc.10.4.ver: New.
6293 * config/i386/darwin-libgcc.10.5.ver: New.
6294 * config/i386/t-darwin: New.
6295 * config/rs6000/darwin-libgcc.10.4.ver: New.
6296 * config/rs6000/darwin-libgcc.10.5.ver: New.
6297 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6298 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6300 2005-09-28 Paul Brook <paul@codesourcery.com>
6302 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6305 2005-09-28 Richard Guenther <rguenther@suse.de>
6307 PR tree-optimization/23853
6308 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6309 host_integerp to verify misalignment value.
6311 2005-09-28 Richard Henderson <rth@redhat.com>
6313 * builtins.c (get_builtin_sync_mode): New.
6314 (expand_builtin_sync_operation): Pass in mode argument.
6315 (expand_builtin_compare_and_swap): Likewise.
6316 (expand_builtin_lock_test_and_set): Likewise.
6317 (expand_builtin_lock_release): Likewise.
6318 (expand_builtin): Update to match.
6320 2005-09-28 Nick Clifton <nickc@redhat.com>
6322 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6323 formatting. Add check to PLUS case to ensure that the offset is
6324 within an acceptable range.
6326 * config/v850/v850.md (casesi): Disable the generation of the
6327 switch pattern as it is not being handled properly at the moment.
6329 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6330 for when the high words are identical.
6332 2005-09-27 Richard Henderson <rth@redhat.com>
6334 * pretty-print.c (pp_base_format): Fix typo for %>.
6336 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6337 Devang Patel <dpatel@apple.com>
6339 PR tree-optimization/23625
6340 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6341 LABEL_EXPR, assertion check.
6343 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6345 * optabs.c (no_conflict_move_test): Check if a result of a
6346 to-be-moved insn would be clobbered by an originally
6349 2005-09-27 Jeff Law <law@redhat.com>
6351 * passes.c (init_optimization_passes): Replace copy propagation
6352 passes immediately after DOM with phi-only copy propagation
6353 pases. Add phi-only copy propagation pass after first DOM pass.
6354 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6355 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6356 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6357 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6358 to init_copy_prop. Callers updated.
6359 (do_phi_only_copy_prop): New function.
6360 (pass_phi_only_copy_prop): New pass descriptor.
6362 2005-09-27 Nick Clifton <nickc@redhat.com>
6364 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6366 2005-09-26 Jason Merrill <jason@redhat.com>
6369 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6371 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6373 2005-09-26 James E Wilson <wilson@specifix.com>
6375 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6376 copyright. Add gcc copyright plus libgcc exception.
6377 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6379 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6381 2005-09-26 Jeff Law <law@redhat.com>
6383 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6384 about when to iterate.
6386 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6389 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6390 for __complex__ double in -mcpu=G5 mode.
6392 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6394 PR tree-optimization/23942
6395 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6396 * tree-scalar-evolution.c: Include params.h.
6398 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6399 follow_ssa_edge_in_condition_phi_branch,
6400 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6401 Change return type to t_bool. Use a parameter to limit the size of
6402 trees that are walked before stopping
6403 (analyze_evolution_in_loop): Initialize the limit to 0.
6404 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6405 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6407 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6410 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6411 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6413 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6415 * combine.c (make_extraction): Check for valid use of subreg.
6417 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6420 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6421 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6422 ("fist<mode>2_with_temp"): Use only register operands.
6424 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6426 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6427 CALL_INSN_FUNCTION_USAGE.
6429 2005-09-26 Richard Guenther <rguenther@suse.de>
6432 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6433 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6434 (ldst_entry): Use the hashtable instead of list-walking.
6435 (find_rtx_in_ldst): Likewise.
6436 (free_ldst_entry): Free the hashtable.
6437 (compute_ld_motion_mems): Create the hashtable.
6438 (trim_ld_motion_mems): Remove entry from hashtable if
6439 removing it from list.
6440 (compute_store_table): Likewise^2.
6441 (store_motion): Free hashtable in case we did not see
6444 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6446 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6447 and arg1 if we are passing them to fold_build2.
6449 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6452 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6455 2005-09-25 Richard Henderson <rth@redhat.com>
6457 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6458 SYMBOL_REF_TLS_MODEL to be correct.
6460 2005-09-24 Richard Henderson <rth@redhat.com>
6462 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6463 end of function. Reindent.
6465 2005-09-24 Ian Lance Taylor <ian@airs.com>
6467 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6468 NEGATE_EXPR/BIT_NOT_EXPR case.
6470 2005-09-24 Richard Henderson <rth@redhat.com>
6472 * c-common.c (handle_mode_attribute): When not modifying in place,
6473 create subtypes for enumerations.
6474 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6475 * gimplify.c (create_tmp_from_val): Likewise.
6477 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6479 * config/i386/i386.md (*tls_global_dynamic_64,
6480 *tls_local_dynamic_base_64): Add missing mode to call.
6481 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6483 2005-09-24 Jan Hubicka <jh@suse.cz>
6485 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6486 (cgraph_clone_node): Likewise.
6487 * cgraph.h (cgraph_clone_edge): Update prototype.
6488 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6489 duplicated prototypes; add updating argument.
6490 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6491 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6493 (cgraph_mark_inline_edge): Likewise.
6494 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6495 (cgraph_flatten_node): Likewise.
6496 (cgraph_decide_recursive_inlining): Likewise.
6497 (cgraph_decide_inlining_of_small_function): Likewise.
6498 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6500 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6501 Pete Steinmetz <steinmtz@us.ibm.com>
6503 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6504 (rldic.): Set type to "compare".
6506 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6507 mfjmpr for MFCTR/MFLR.
6508 (movdf_hardfloat64): Same.
6509 (movdf_softfloat64): Same. Correct order of store and move types.
6510 (movti_string): Set type to store_ux/load_ux.
6511 (load_multiple): Set type to load_ux.
6512 (store_multiple): Set type to store_ux.
6513 (movmemsi): Set type to store_ux.
6514 (output_cbranch direct_return): Set type to jmpreg.
6515 (stmw): Set type to store_ux.
6516 (lmw): Set type to load_ux.
6517 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6518 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6519 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6520 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6521 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6522 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6523 (rios1-fpstore): Increase latency to 3.
6524 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6525 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6527 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6528 Andrew Pinski <pinskia@physics.uc.edu>
6530 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6531 operand2 constraint to "b".
6532 (sync_<fetchop_name>di_internal): Same.
6533 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6535 (sync_old_<fetchop_name>di_internal): Same.
6536 (sync_new_<fetchop_name>si_internal): Same.
6537 (sync_new_<fetchop_name>di_internal): Same.
6539 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6542 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6543 case, define as macros.
6545 PR rtl-optimization/23837
6546 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6547 clobber / clobber match between dest and p->first.
6549 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6550 (no_conflict_move_test): Update comments.
6552 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6554 * doc/install.texi: Update URL for Jacks.
6555 * doc/sourcebuild.texi: Likewise.
6557 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6560 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6561 registers when choosing register preferences.
6562 (movdf_hardfloat64): Same.
6564 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6566 * expmed.c (expand_shift): Don't use the target of the rotate as
6567 target for the first expanded shift insn.
6568 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6570 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6572 PR tree-optimization/22438
6573 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6574 preserved iv rhs rewriting specially.
6576 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6578 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6579 estimate_only is true.
6580 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6581 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6582 tree-ssa-structalias.c
6583 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6584 ref_contains_indirect_ref.
6585 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6587 2005-09-21 DJ Delorie <dj@redhat.com>
6589 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6591 (mn10300_return_in_memory): Support variable size types also.
6592 (mn10300_pass_by_reference): Likewise.
6593 (mn10300_function_value): New.
6594 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6595 (FUNCTION_OUTGOING_VALUE): Likewise.
6596 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6597 * doc/invoke.texi: Document it.
6599 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6602 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6603 force integer op1 into register for XFmode compares.
6605 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6608 * expmed.c (alg_code): Add alg_impossible.
6609 (alg_hash_entry): Add cost.
6610 (synth_mult): Record alg_impossible in the hash table if
6611 multiplication by a given integer is impossble within the
6612 limit. Speed up using alg_impossible.
6614 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6616 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6617 argument. Allow and set any offset if needs_anyoffset is passed
6619 (get_constraint_for): Add argument here too.
6621 (do_structure_copy): Pass NULL to get_constraint_for.
6622 (handle_ptr_arith): Ditto.
6623 (find_func_aliases): Ditto.
6625 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6627 PR rtl-optimization/23898
6628 * output.h (get_attr_min_length): Declare.
6629 * final.c (get_attr_length_1): New function, broken out of:
6631 (get_attr_min_length): New function.
6632 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6633 (duplicate_computed_gotos): Likewise.
6634 * genattr.c (insn_min_length): Generate declaration.
6635 * genattrtab.c (min_fn, min_attr_value): New functions.
6636 (make_length_attrs): Generate insn_min_length.
6638 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6640 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6642 2005-09-20 Richard Henderson <rth@redhat.com>
6644 PR tree-optimization/24059
6645 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6648 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6650 * c.opt (fextended-identifiers): New.
6651 * c-opts.c (c_common_handle_option): Handle
6652 -fextended-identifiers.
6653 * doc/cpp.texi: Update documentation of extended identifiers.
6654 * doc/cppopts.texi (-fextended-identifiers): Document.
6656 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6658 PR tree-optimization/23929
6659 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6662 PR tree-optimization/23818
6663 * tree-stdarg.c (execute_optimize_stdarg): Call
6664 calculate_dominance_info.
6666 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6668 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6669 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6670 (compute_overlap_steps_for_affine_1_2): Use
6671 get_number_of_iters_for_loop.
6672 (analyze_subscript_affine_affine): Check whether difference is
6674 Use get_number_of_iters_for_loop.
6675 Check whether overlap occurs outside of bounds.
6676 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6678 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6680 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6681 base register if possible.
6683 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6685 PR tree-optimization/18463
6686 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6687 converting it directly is not possible.
6688 (chrec_convert_aggressive): New function.
6689 * tree-chrec.h (chrec_convert_aggressive): Declare.
6690 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6691 Fold chrec conversions aggressively if asked to.
6692 (instantiate_parameters): Modified because of changes in
6693 instantiate_parameters_1.
6695 2005-09-19 Richard Henderson <rth@redhat.com>
6697 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6698 (reduc_splus_v2df): New.
6700 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6702 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6703 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6705 2005-09-19 Richard Henderson <rth@redhat.com>
6707 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6710 2005-09-19 Richard Henderson <rth@redhat.com>
6712 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6713 (ia64_expand_dot_prod_v8qi): New.
6714 * config/ia64/ia64-protos.h: Update.
6715 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6716 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6717 sdot_prodv8qi, sdot_prodv4hi): New.
6718 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6720 2005-09-19 Richard Henderson <rth@redhat.com>
6723 * real.c (exact_real_truncate): Return false if the format cannot
6724 represent the number as a normal.
6726 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6727 for a memory source.
6729 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6731 * tree-ssa-operands.c (swap_tree_operands): Export.
6732 * tree.h (swap_tree_operands): Declare.
6733 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6734 Call swap_tree_operands.
6736 2005-09-19 Richard Henderson <rth@redhat.com>
6738 * tree-flow.h (merge_alias_info): Declare.
6739 * tree-ssa-copy.c (merge_alias_info): Export.
6740 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6741 (vect_create_data_ref_ptr): Use create_iv directly.
6742 (vectorizable_load): Use correct types for integer constants.
6743 (vect_generate_tmps_on_preheader): Likewise.
6744 (vect_gen_niters_for_prolog_loop): Likewise.
6746 2005-09-19 Steven Bosscher <stevenb@suse.de>
6748 PR rtl-optimization/23943
6749 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6751 2005-09-18 Jan Hubicka <jh@suse.cz>
6753 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6755 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6757 * varasm.c (output_constant): Do not abort on conversions to union
6758 types between different sizes.
6760 2005-09-18 Richard Guenther <rguenther@suse.de>
6763 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6766 2005-09-18 Paul Brook <paul@codesourcery.com>
6768 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6770 2005-09-17 Richard Henderson <rth@redhat.com>
6772 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6773 * tree-ssa-loop.c (pass_vect_dce): Remove.
6774 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6777 2005-09-17 Richard Henderson <rth@redhat.com>
6779 * tree-pass.h (pass_vect_dce): Declare.
6780 * passes.c (init_optimization_passes): Add it.
6781 * tree-flow.h (tree_ssa_dce): Declare.
6782 * tree-ssa-dce.c (tree_ssa_dce): Export.
6783 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6784 (gate_tree_vectorize): ... here.
6785 (pass_vect_dce): New.
6787 2005-09-17 Jan Hubicka <jh@suse.cz>
6789 * except.c (struct eh_status): Turn region_array into vec.
6790 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6791 convert_from_eh_region_ranges, find_exception_handler_labels,
6792 current_function_has_exception_handlers, assign_filter_values,
6793 build_post_landing_pads, dw2_build_landing_pads,
6794 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6795 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6796 foreach_reachable_handler, can_throw_internal_1,
6797 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6799 (duplicate_eh_region_1): Update region_array.
6800 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6802 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6805 * expmed.c (expand_mult): Substitute simple register for op0 when
6808 2005-09-17 Richard Henderson <rth@redhat.com>
6810 * expr.c (emit_move_via_integer): Add force argument, pass it on
6811 to emit_move_change_mode. Update callers.
6812 (emit_move_complex): Pass true to new force argument.
6813 * function.c (expand_function_end): Move expand_eh_return call
6814 earlier. Merge sub-word complex values into a pseudo before
6815 copying to the return hard register.
6817 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6819 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6820 between different sizes.
6822 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6826 * passes.c (init_optimization_passes): Register dump files for
6829 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6831 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6832 * config/s390/s390.c (s390_overlap_p): New function.
6833 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6834 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6837 2005-09-16 Richard Guenther <rguenther@suse.de>
6839 * ipa-pure-const.c (static_execute): Free auxiliar information.
6840 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6841 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6843 2005-09-15 DJ Delorie <dj@redhat.com>
6845 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6847 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6849 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6851 (swap_commutative_operands_with_target): New.
6853 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6855 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6858 (estimate_iters_using_array): New function.
6859 * tree-data-ref.h (estimate_iters_using_array): Prototype
6860 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6861 Use estimate_iters_using_array instead of analyze_array.
6863 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6865 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6868 2005-09-15 Michael Matz <matz@suse.de>
6870 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6872 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6874 PR tree-optimization/23835
6875 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6876 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6878 2005-09-14 Richard Henderson <rth@redhat.com>
6880 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6881 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6883 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6885 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6886 in the ARRAY_TYPE case.
6888 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6890 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6892 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6895 * tree-vect-transform.c (vectorizable_operation): Return false for
6896 scalar shift operations and for vector shift operations with
6897 non-invariant shift arguments. Use scalar tree operand op1 as
6898 a shift operand when vector shift insn pattern uses scalar shift
6900 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6902 2005-09-14 Olivier Hainque <hainque@adacore.com>
6904 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6905 value if it has side-effects.
6907 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6910 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6912 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6914 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6915 passed as NAME as if it were label at start of function code.
6917 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6922 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6924 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6925 as early clobber. Rewrite so the PIC register is not implicitly used.
6927 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6929 * tree.c (annotate_with_file_line): Compare line numbers before
6932 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6935 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6936 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6938 2005-09-13 Ian Lance Taylor <ian@airs.com>
6940 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6941 than a HOST_WIDEST_INT to gen_doloop_begin.
6943 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6945 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6947 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6949 PR tree-optimize/23817
6950 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6952 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6955 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6956 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6957 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6958 (restore_stack_nonlocal): Likewise.
6959 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6961 2005-09-12 Ian Lance Taylor <ian@airs.com>
6964 * c.opt (ffriend-injection): New C++ option.
6965 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6966 (C++ Dialect Options): Document -ffriend-injection.
6968 2005-09-12 Josh Conner <jconner@apple.com>
6971 * ipa-reference.c (static_execute): Don't mark variables in
6972 named sections TREE_READONLY.
6974 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6976 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6979 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6981 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6982 V_MUST_DEF instead of just the first_use_p.
6983 Don't mark the virtual variables for renaming on the statement which
6985 (pass_dse): Remove TODO_update_ssa.
6987 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6990 * stor-layout.c (compute_record_mode): For records with a single
6991 field, actually check the field's mode size against the type size.
6993 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6994 registers for TARGET_SHMEDIA.
6995 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6996 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6997 of GENERAL_REGS and FP_REGS.
6999 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7001 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7003 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7005 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7006 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7007 are omitted. Exclude stack_tie insn too.
7009 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7011 PR rtl-optimization/23098
7012 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7014 * config/rs6000/rs6000.md (movdf splitter): Use
7015 const_double_operand predicate for TARGET_POWERPC64.
7016 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7017 SYMBOL_REF method to ABI_V4.
7019 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7020 replace_equiv_address.
7021 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7022 rs6000_sr_alias_set and MEM_NOTRAP.
7023 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7025 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7027 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7028 handle CALL_EXPR again.
7030 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7032 * arm/predicates.md (alignable_memory_operand): Delete.
7034 2005-09-10 Richard Henderson <rth@redhat.com>
7037 * dbxout.c (dbxout_expand_expr): New.
7038 (dbxout_symbol): Use it.
7040 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7042 * arm.c (arm_gen_rotated_half_load): Delete.
7043 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7044 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7045 (thumb_set_return_address): Likewise.
7046 (thumb_load_double_from_address): Use adjust_address.
7047 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7048 (extendhsisi2_mem, movhi_bytes): Use change_address.
7049 (movhi): Use widen_memory_access.
7050 (reload_out_df): Use replace_equiv_address.
7051 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7053 2005-09-09 Richard Henderson <rth@redhat.com>
7056 * dbxout.c: Include expr.h.
7057 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7058 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7059 * Makefile.in (dbxout.o): Add EXPR_H.
7061 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7063 PR tree-optimization/23509
7064 * tree-cfg.c (replace_uses_by): Use replace_exp.
7065 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7066 pointers have name_mem_tag or type_mem_tag set.
7068 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7070 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7071 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7072 of wrongly accessing operands.
7074 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7076 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7077 * tree-chrec.c: Include tree-scalar-evolution.h.
7078 (chrec_convert): Instantiate the base and step before calling
7079 scev_probably_wraps_p that would fail on parametric evolutions.
7080 Collect all the fails into a single section failed_to_convert,
7081 print a diagnostic, and return chrec_dont_know instead of calling
7083 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7084 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7086 (scev_const_prop): Don't replace the definition of a loop closed ssa
7087 phi node by itself, or by another loop closed ssa phi node.
7088 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7089 that base and step are defined.
7091 2005-09-09 Richard Guenther <rguenther@suse.de>
7094 * fold-const.c (fold_ternary): Check truth_value_p before
7095 calling invert_truthvalue.
7097 2005-09-09 Nick Clifton <nickc@redhat.com>
7099 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7100 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7101 dimension of these arrays.
7102 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7104 * longlong.h: Only provide a prototype for the __clz_tab[] array
7105 if this header has not been included from libgcc2.h.
7106 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7108 Provide prototypes for exported functions.
7109 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7112 2005-09-08 Josh Conner <jconner@apple.com>
7116 * expr.c (expand_expr_addr_expr_1): Don't invoke
7117 expand_simple_binop for EXPAND_INITIALIZER.
7119 2005-09-08 Richard Henderson <rth@redhat.com>
7122 * toplev.c (wrapup_global_declaration_1): Split out ...
7123 (wrapup_global_declaration_2): ... from ...
7124 (wrapup_global_declarations): ... here. Return bool.
7125 (check_global_declaration_1): Split out ...
7126 (check_global_declarations): from here.
7127 (emit_debug_global_declarations): New.
7128 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7129 check_global_declaration_1, emit_debug_global_declarations): Declare.
7130 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7131 of decls. Call wrapup_global_declaration_1,
7132 wrapup_global_declaration_2, check_global_declaration_1 directly.
7133 (c_write_global_declarations_2): New.
7135 (c_write_global_declarations): Call c_write_global_declarations_2.
7136 * langhooks.c (write_global_declarations): Call
7137 emit_debug_global_declarations.
7139 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7140 remove decls that have DECL_RTL_SET_P.
7141 * passes.c (rest_of_decl_compilation): Invoke
7142 cgraph_varpool_finalize_decl for all but functions.
7144 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7146 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7147 the result of a conversion if the new min and max cannot be compared.
7149 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7151 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7152 (override_options): Setting s390_sr_alias_set removed.
7153 (save_fpr, save_gprs): Set alias set to vararg or frame.
7154 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7155 s390_sr_alias_set with get_frame_alias_set ().
7156 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7157 get_varargs_alias_set ().
7159 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7163 * c-parser.c (c_parser_objc_method_definition): If the next
7164 token is not "{", error out and don't start the function.
7166 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7168 * tree-vrp.c (extract_range_from_expr): Move the check for non
7169 nullness after the check for gimple invariant.
7171 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7173 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7175 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7178 * config/m32r.md (movmemsi_internal): Canonicalize order of
7179 operands in PLUS component of template.
7181 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7183 * reload1.c (fixup_eh_region_note): Remove assertion.
7184 (fixup_abnormal_edges): Reverted removal of call to
7185 find_many_sub_basic_blocks made on 2005-08-31.
7187 2005-09-07 Richard Henderson <rth@redhat.com>
7189 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7190 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7191 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7192 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7193 rearrange for better packing.
7194 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7195 (lookup_cfa_1): Remove inline marker.
7196 (cfa_equal_p): Split out of ...
7197 (def_cfa_1): ... here. Use INVALID_REGNUM.
7198 (build_cfa_loc): Handle !cfa->indirect.
7199 (frame_pointer_cfa_offset): New.
7200 (dbx_reg_number): Assert register elimination performed; do
7201 leaf register remapping.
7202 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7203 (eliminate_reg_to_offset): New.
7204 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7205 for verifiably local stack frame addresses; re-base to CFA.
7206 (mem_loc_descriptor): Remove can_use_fbreg argument.
7207 (concat_loc_descriptor, loc_descriptor): Likewise.
7208 (containing_function_has_frame_base): Remove.
7209 (rtl_for_decl_location): Don't do register elimination or
7210 leaf register remapping here.
7211 (secname_for_decl): Split out from ..
7212 (add_location_or_const_value_attribute): ... here.
7213 (convert_cfa_to_loc_list): New.
7214 (compute_frame_pointer_to_cfa_displacement): New.
7215 (gen_subprogram_die): Use them.
7216 * tree.h (frame_base_decl): Remove.
7217 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7218 (prologue_stack_adjust): Remove.
7219 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7220 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7221 (set_frame_base_location): Remove.
7222 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7223 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7224 (vt_add_function_parameters): Don't eliminate_regs.
7225 (vt_initialize): Don't create frame_base_decl.
7227 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7229 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7230 version of GNU binutils for 4.x and later.
7232 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7234 * ggc-page.c (ggc_push_context): Remove.
7235 (ggc_pop_context): Likewise.
7236 * ggc.h (ggc_push_context): Remove.
7237 (ggc_pop_context): Likewise.
7239 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7242 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7243 returning from an interrupt handler.
7245 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7248 * config/arc/arc.c (output_shift): Add check for loop count when
7251 2005-09-06 Steven Bosscher <stevenb@suse.de>
7253 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7255 (abs_replacement): Likewise.
7256 (pass_phiopt): Remove TODO_update_ssa.
7258 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7261 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7262 if "return with no value, in function returning non-void" warning
7264 * tree-cfg.c (execute_warn_function_return): Don't look at
7265 RETURN_EXPRs with TREE_NO_WARNING set.
7268 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7269 for internal functions doesn't use registers used by global registers
7270 variables. Use fewer register parameters if there are global register
7273 2005-09-06 Olivier Hainque <hainque@adacore.com>
7274 Eric Botcazou <ebotcazou@adacore.com>
7277 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7278 when we would be extracting outside its bit span (bitpos+bitsize
7279 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7280 Ada unchecked conversions.
7282 2005-09-06 Steven Bosscher <stevenb@suse.de>
7284 * tree-ssa-pre.c (try_look_through_load): New function.
7285 (compute_avail): Use it to try to look through loads for some
7286 more useful expressions.
7288 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7290 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7291 condition for detecting cases like (a&a) and (a^a).
7293 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7295 * common.opt: Add option ftree-vect-loop-version.
7296 * params.def: Add --param vect-max-version-checks.
7297 * doc/invoke.texi: Document ftree-vect-loop-version and
7298 --param vect-max-version-checks.
7299 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7300 may_misalign_stmts and defines for accessors.
7301 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7302 LOOP_VINFO_MAY_MISALIGN_STMTS.
7303 (destroy_loop_vec_info): VEC_free for
7304 LOOP_VINFO_MAY_MISALIGN_STMTS.
7305 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7306 Update documentation.
7307 (vect_update_misalignment_for_peel): New.
7308 (vect_enhance_data_refs_alignment): Update to choose loop
7309 peeling or loop versioning if appropriate for the (potentially)
7310 unaligned data references in the loop.
7311 (vect_analyze_data_refs_alignment): Remove call to
7312 vect_enhance_data_refs_alignment so the checks can be done
7314 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7315 and move up call to vect_analyze_data_refs_alignment.
7316 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7317 (vect_transform_loop): Add call to loop_version.
7319 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7321 PR rtl-optimization/23098
7322 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7323 * simplify-rtx.c (constant_pool_reference_p): New function.
7324 * rtl.h (constant_pool_reference_p): New prototype.
7325 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7326 constant_pool_reference_p in condition and
7327 avoid_constant_pool_reference in preparation statements.
7329 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7331 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7332 STRICT_LOW_PART SETs.
7334 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7337 * except.c (sjlj_emit_function_enter): Find the function begin
7338 note even when it's not in first basic block.
7340 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7342 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7343 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7344 * aclocal.m4: Regenerate.
7346 2005-09-05 DJ Delorie <dj@redhat.com>
7348 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7351 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7353 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7354 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7355 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7356 Follow spelling conventions.
7357 * doc/invoke.texi: Follow spelling conventions.
7359 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7361 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7362 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7363 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7365 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7368 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7369 (output_stack_adjust): Use gen_tmp_stack_mem.
7370 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7371 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7372 (sh_get_pr_initial_val): Likewise.
7373 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7374 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7375 * sh.md (divsi_inv_m0): Use gen_const_mem.
7376 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7377 (movdf_i4+1): Use gen_tmp_stack_mem.
7378 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7379 (fpu_switch+2): Likewise.
7380 (movv4sf_i, movv16sf_i): Use adjust_address.
7381 (symGOT_load): Set MEM_NOTRAP_P bit.
7383 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7386 * pa.c (emit_move_sequence): Fix typo in last change.
7388 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7390 PR rtl-optimization/23454
7391 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7394 2005-09-03 Richard Henderson <rth@redhat.com>
7395 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7398 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7401 2005-09-02 Nicolas Pitre <nico@cam.org>
7403 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7404 to bit_count to 32 bits.
7406 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7409 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7410 generating synthetic loads from volatile lvalues.
7412 005-09-02 Nick Clifton <nickc@redhat.com>
7414 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7415 __ctzhi2, __clzhi2): New functions.
7417 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7420 * tree-nested.c (struct var_map_elt): Mark with GTY.
7421 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7423 (lookup_field_for_decl): Allocate new element in GC memory.
7424 (lookup_tramp_for_decl): Likewise.
7425 (convert_nl_goto_reference): Likewise
7426 (create_nesting_tree): Allocate info in GC memory. Likewise for
7428 (free_nesting_tree): Free with ggc_free instead of free.
7429 (root): New static variable.
7430 (lower_nested_functions): Remove root as local variable. And zero out
7431 root at the end of the function.
7433 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7435 PR rtl-optimization/20365
7436 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7437 to short. New member ix.
7438 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7439 (simplify_plus_minus): Initialize ix members before calling qsort.
7441 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7443 PR tree-optimization/23626
7444 * tree-cfg.c (replace_uses_by): Clean up eh info.
7446 2005-09-01 DJ Delorie <dj@redhat.com>
7448 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7451 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7453 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7454 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7457 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7459 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7460 do not issue warning for a variable definition following
7463 2005-09-01 Richard Henderson <rth@redhat.com>
7466 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7467 conversion to CONST_VECTOR.
7469 2005-09-01 Richard Henderson <rth@redhat.com>
7472 * reload1.c (reload_as_needed): Check !CALL_P before calling
7473 fixup_eh_region_note.
7474 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7476 2005-09-01 DJ Delorie <dj@redhat.com>
7478 * varasm.c (output_constant): Let the target resolve
7479 conversions of addresses to non-default pointer sizes.
7481 2005-09-01 Nicolas Pitre <nico@cam.org>
7483 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7484 to alow matching ARM pre-indexed addressing mode.
7485 (arm_override_options): Remove now irrelevant comment.
7487 2005-09-01 Phil Edwards <phil@codesourcery.com>
7489 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7490 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7491 * config/i386/vxworks.h: Likewise.
7492 * config/i386/t-vxworksae: New file, for VxWorks AE.
7493 * config/i386/vxworksae.h: Likewise.
7495 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7497 PR tree-optimization/23410
7498 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7499 sequence is not wrapping during the first step.
7501 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7504 * dwarf2out.c (base_type_die): Compare char_type_node with
7505 TYPE_MAIN_VARIANT (type), not type.
7507 2005-09-01 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/15366
7510 * common.opt: Add -finline-functions-called-once.
7511 Put -fearly-inlining in alphabetically ordered place.
7512 * doc/invoke.texi: Document new option.
7513 * ipa-inline.c (cgraph_decide_inlining): Honour
7514 flag_inline_functions_called_once.
7516 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7518 PR rtl-optimization/23478
7519 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7520 (alloc_qty): Initialize it.
7521 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7522 (combine_regs): Combine also n_throwing_calls_crossed fields.
7523 (find_free_reg): Don't attempt to caller-save pseudos crossing
7524 calls that might throw.
7525 * global.c (struct allocno): Add throwing_calls_crossed field.
7526 (global_alloc): Revert 2005-08-22 change. Initialize
7527 throwing_calls_crossed.
7528 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7531 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7534 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7535 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7536 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7537 (and64_2_operand): Tweak to use predicate.
7538 (and_operand): Adjust for mask_operand changes.
7539 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7540 (print_operand): Likewise.
7541 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7542 (mask64_1or2_operand): Delete.
7543 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7544 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7545 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7546 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7547 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7548 (rotldi3_internal4): Likewise.
7549 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7550 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7551 (ashldi3_internal7): Likewise.
7552 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7553 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7554 (anddi3 split): Don't match mask64_operand.
7555 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7556 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7557 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7558 't' splitter predicate.
7559 (movdi_internal64 + 2): Revert 2005-06-11 change.
7561 2005-08-31 DJ Delorie <dj@redhat.com>
7563 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7564 (m32c_asm_integer): Add support for 32 bit pointers.
7566 2005-08-31 Richard Henderson <rth@redhat.com>
7568 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7569 component-like references for setting MEM_NOTRAP_P.
7571 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7572 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7574 2005-08-31 Richard Henderson <rth@redhat.com>
7576 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7577 into a pseudo before applying gen_lowpart.
7579 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7581 * doc/install.texi (Specific): Update cctools version required
7582 for full functionality.
7583 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7584 linkers as -macosx_version_min.
7586 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7589 * sh.c (print_operand, %R and %S): Add handling of floating point
7590 registers, memory, constants and invalid operands.
7592 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7594 * ipa-pure-const.c: Change dump name.
7596 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7599 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7600 to "reg_or_0_operand".
7601 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7603 2005-08-31 Dale Johannesen <dalej@apple.com>
7605 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7606 loops that count down.
7608 2005-08-31 Richard Henderson <rth@redhat.com>
7611 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7612 (fixup_eh_region_note): New.
7613 (reload_as_needed): Call it.
7614 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7615 don't call find_many_sub_basic_blocks; call verify_flow_info.
7616 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7617 (keep_stack_depressed): Likewise.
7618 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7620 2005-08-31 Richard Henderson <rth@redhat.com>
7622 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7625 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7627 * expr.c (expand_expr_real_1): Compare size of address
7628 mode to target's address mode size in deciding expansion of
7629 the constant address.
7631 2005-08-31 Richard Guenther <rguenther@suse.de>
7634 * expr.c (all_zeros_p): New function.
7635 (expand_expr_real_1): Handle the case of an all-zero
7636 non-addressable constructor separately.
7638 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7640 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7641 arguments, adjust all callers.
7642 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7644 2005-08-30 Richard Henderson <rth@redhat.com>
7647 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7648 whenever the mode sizes match.
7650 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7652 * calls.c (load_register_parameters): Fix comment typo.
7653 * expr.c (emit_push_insn): Comment formatting.
7655 2005-08-30 Ian Lance Taylor <ian@airs.com>
7657 * config/i386/x-cygwin (host-cygwin): Change dependency from
7658 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7660 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7662 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7665 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7668 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7669 call to ggc_collect.
7671 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7674 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7675 beginning. Remove $(INCLUDES) from all the rules, if following
7676 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7678 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7681 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7682 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7683 not constant, but maxlen is, don't set len to maxlen, rather
7684 set maxlen to len if len is a constant.
7686 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7688 PR tree-optimization/23475
7689 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7692 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7694 Fix PR middle-end/22455
7696 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7697 Checksum only the parts of the tree that exist for the tree code.
7699 2005-08-28 Dale Johannesen <dalej@apple.com>
7701 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7703 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7705 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7707 2005-08-28 Richard Henderson <rth@redhat.com>
7709 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7710 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7713 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7716 * builtins.c (get_memory_rtx): Don't strip nops
7717 in between COMPONENT_REFs.
7719 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7722 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7724 (gimplify_modify_expr): Check for zero sized types and gimplify the
7725 rhs and lhs as statements.
7727 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7730 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7731 state for return address column of signal frames.
7733 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7736 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7737 bytes >= 2 not bytes == 2.
7738 (expand_block_move): Same.
7740 2005-08-27 Richard Guenther <rguenther@suse.de>
7743 * config/i386/sse.md (sse2_movsd): Add missing closing
7746 2005-08-27 Paul Brook <paul@codesourcery.com>
7748 * genrecog.c (enum decision_type): Add DT_num_insns.
7749 (struct decision_test): Add u.num_insns.
7750 (add_to_sequence): Add DT_num_insns test.
7751 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7752 (write_cond, debug_decision_2): Ditto.
7753 (change_state): Assume peep2_next_insn never fails.
7754 Remove "afterward" argument.
7755 (write afterward, write_tree): Update to match.
7756 * recog.c (peep2_current_count): New variable.
7757 (peep2_next_insn): Check it.
7758 (peephole2_optimize): Set peep2_current_count.
7759 * recog.h (peep2_current_count): Declare.
7761 2005-08-26 Josh Conner <jconner@apple.com>
7764 * ipa-pure-const.c (check_tree): Check for volatile-ness
7765 when considering a dereference.
7767 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7769 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7771 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7773 PR rtl-optimization/23561
7774 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7775 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7776 at most LEN bytes long memory fits into the field.
7777 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7778 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7779 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7781 2005-08-26 Richard Henderson <rth@redhat.com>
7784 * loop.c (biased_biv_may_wrap_p): New.
7785 (maybe_eliminate_biv_1): Use it to suppress non-equality
7786 comparison transformations. Delete disabled code.
7788 2005-08-26 Ian Lance Taylor <ian@airs.com>
7790 * combine.c (make_extraction): Avoid reference outside object.
7792 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7794 * stor-layout.c (finalize_type_size): Restore behaviour for
7795 non-aggregate types to the status quo ante of the patch for
7796 pr 23467. Document why it matters.
7798 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7801 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7802 array by one element, initialize the BT_LAST element with NULL.
7804 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7806 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7807 optimizing for size.
7809 (compare_plus_eqsi): Same.
7810 (plus_eqsi_compare): Same.
7811 (neg_eq0<mode>): Same.
7812 (neg_eq<mode>): Same.
7814 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7817 2005-08-26 Nick Clifton <nickc@redhat.com>
7819 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7820 TARGET_EP is not defined.
7821 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7822 TARGET_EP is enabled.
7823 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7824 * config/v850/v850.md (save_all_interrupt): Only use the EP
7825 register if TARGET_EP is defined.
7826 (restore_all_interrupt): Likewise.
7827 * config/v850/lib1funcs.asm: Update functions so that the EP
7828 register is only used if __EP__ is defined.
7830 2005-08-26 David Ung <davidu@mips.com>
7832 * config/mips/mips.c (mips_expand_prologue): Handle case when
7833 generating for MIPS16 and the outgoing argument area is more than
7834 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7837 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7839 * config/crx/crx.md: Make doloop_end pattern usage controllable
7840 via mloop-nesting=<max-nesting> command line switch. Make sure
7841 the combiner cannot use doloop_end_<mode> in an illegal way.
7842 * config/crx/crx.c: Use regs up to r6 for argument passing.
7843 Refine crx_address_cost (non cst4 displacements are expensive).
7844 * config/crx/crx.opt: Add switch for mloop-nesting=.
7846 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7848 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7849 (UNSPEC_MVST): New constant.
7851 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7853 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7854 Reject operands containing eliminable registers.
7855 * testsuite/gcc.dg/20050825-1.c: New testcase.
7857 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7858 Jan Hubicka <jh@suse.cz>
7860 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7862 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7864 PR tree-optimization/23546
7865 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7868 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7870 * params.def (PARAM_MIN_SPEC_PROB): New.
7871 * sched-rgn.c (MIN_PROBABILITY): Delete.
7872 (compute_trg_info): Convert to PARAM_VALUE.
7873 * doc/invoke.texi (param): Document min-spec-prob.
7875 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7877 * config/darwin.h: define __PIC__
7878 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7879 TARGET_OS_CPP_BUILTINS macro.
7881 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7883 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7886 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7888 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7890 * cfghooks.c (duplicate_block): Added position where to place
7891 new block as argument.
7892 * cfghooks.h (duplicate_block): Declaration changed.
7893 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7895 * cfglayout.h (copy_bbs): Declaration changed.
7896 * cfgloop.h (loop_version): Declaration changed.
7897 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7898 position to copy_bbs.
7899 (loop_version): Pass position to duplicate_loop_to_header_edge.
7900 Add place_after argument and position new blocks according to
7902 * modulo-sched.c (sms_schedule): Pass place_after argument
7904 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7905 * tree-cfg.c (split_edge_bb_loc): New function.
7906 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7907 to determine position of new blocks.
7908 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7910 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7911 argument to duplicate_block.
7912 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7913 Pass position to copy_bbs.
7915 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7917 * fold-const.c (ptr_difference_const): Use
7918 cst_and_fits_in_hwi instead of host_integerp.
7920 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7922 * config/darwin.c (gen_pic_offset): New.
7923 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7926 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7928 PR tree-optimization/23486
7929 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7931 2005-08-23 Phil Edwards <phil@codesourcery.com>
7933 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7934 remove use_collect2.
7935 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7937 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7938 configuration files to override the default value.
7940 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7941 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7942 * config/vx-common.h: New file, split out from...
7943 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7944 * config/vxworksae.h: New file, for VxWorks AE.
7945 * config/vxworks.opt: New file.
7946 * config/vxlib.c: Update for VxWorks 6.
7948 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7949 other MULTILIB_* variables appropriately.
7950 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7951 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7952 * config/rs6000/vxworks.h: Update for VxWorks 6.
7953 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7955 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7958 * config/darwin.c (machopic_select_section): Remove the hack to
7959 mark "::operator new" and "::operator delete" for coalescing
7960 even though they are not weak.
7962 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7964 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7965 * configure: Regenerate.
7967 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7970 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7972 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7973 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7976 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7978 * config/rs6000/predicates.md (equality_operator): New.
7979 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7980 comparison with a large constant.
7982 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7984 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7986 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7988 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7989 registers is even, and we have a hardware double precision fp,
7991 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7992 size of current argument when checking if argument was passed in
7995 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7998 * stor-layout.c (finalize_type_size): Dont override
7999 existing alignment with a smaller alignment from the mode.
8001 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8003 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8004 * lambda.h (lambda_vector_lexico_pos): ... here.
8005 * tree-data-ref.c (build_classic_dist_vector): Return false when
8006 the distance vector is lexicographically negative.
8008 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8010 PR tree-optimization/23511
8011 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8012 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8014 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8016 PR tree-optimization/22043
8017 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8018 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8019 If ALLOW_FLEXARR, handle types ending with flexible array member.
8020 Pass false as second argument to recursive count_type_elements calls.
8021 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8022 argument to count_type_elements call.
8023 * tree-sra.c (decide_block_copy): Likewise.
8024 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8025 for a constant-sized object, set cleared as well. Pass true as
8026 second argument to count_type_elements call.
8028 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8031 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8032 from legitimate_small_data_p, and make global. Update use.
8033 Remove forward declaration.
8034 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8036 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8038 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8040 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8041 of scratch intermediates.
8042 (eq<mode>_compare): Same.
8043 (neg_eq0<mode>): New.
8044 (neg_eq<mode>): Convert to define_insn_and_split.
8046 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8049 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8050 stdarg functions, set/clear the fp marker even when no variable
8052 * config/rs6000/sysv4.opt (mprototype): Describe.
8054 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8056 PR rtl-optimization/23478
8057 * regs.h (reg_info): Add throw_calls_crossed.
8058 (REG_N_THROWING_CALLS_CROSSED): Define.
8059 * flow.c (allocate_reg_life_data): Initialize
8060 REG_N_THROWING_CALLS_CROSSED.
8061 (propagate_one_insn, attempt_auto_inc): Update
8062 REG_N_THROWING_CALLS_CROSSED.
8063 * global.c (global_alloc): Don't allocate pseudos across
8064 calls that may throw.
8066 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8069 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8070 value is inbetween the range if we did not find an exact match.
8072 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8074 * doc/invoke.texi (Option Summary): Add ms1 options.
8075 * doc/extend.texi: Document interrupt handler attribute for ms1.
8076 * doc/md.texi: Document ms1 constraints.
8077 * config.gcc: Add ms1-*-elf.
8078 * config/ms1/ms1.h: New.
8079 * config/ms1/ms1.c: New.
8080 * config/ms1/ms1.md: New.
8081 * config/ms1/ms1-protos.h: New.
8082 * config/ms1/ABI.txt: New.
8083 * config/ms1/crti.asm: New.
8084 * config/ms1/crtn.asm: New.
8085 * config/ms1/lib2extra-funcs.c: New.
8086 * config/ms1/t-ms1: New.
8087 * config/ms1/ms1.opt: New.
8089 2005-08-22 Ira Rosen <irar@il.ibm.com>
8091 * config/rs6000/altivec.md (xorv4sf3): New.
8092 (negv4sf2, neg<mode>2): Likewise.
8094 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8097 * config/ia64/ia64.md (divsi3): Check divide by zero.
8098 (udivsi3): Likewise.
8100 (udivdi3): Likewise.
8102 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8104 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8105 up to elem_bitsize bits, not max_bitsize.
8107 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8109 PR tree-optimization/23433
8110 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8111 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8113 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8115 PR tree-optimization/23434
8116 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8117 the iteration bound is not an INTEGER_CST.
8119 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8121 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8122 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8123 NULL if need_epilog_adjust is false.
8124 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8125 Case 3 always peels first itration, not just for PLUS case, and no need
8126 to use scalar_initial_def here. Create an epilog adjustment only if
8127 scalar_initial_def is not NULL.
8129 (vectorizable_reduction): Remove assert.
8131 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8134 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8135 (__moddi3): Likewise.
8136 (__udivdi3): Likewise.
8137 (__umoddi3): Likewise.
8138 (__divsi3): Likewise.
8139 (__modsi3): Likewise.
8140 (__udivsi3): Likewise.
8141 (__umodsi3): Likewise.
8143 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8145 * tree-pass.h (TDF_GRAPH): Define.
8146 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8147 * passes.c (finish_optimization_passes): Only call
8148 finish_graph_dump_file if TDF_GRAPH is set.
8149 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8150 NULL. Set TDF_GRAPH bit.
8151 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8153 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8155 * arm.h (arm_stack_offsets): Add locals_base field.
8156 * arm.c (arm_get_frame_offsets): Compute it.
8157 (thumb_compute_initial_elimination offset): Make the Thumb frame
8158 pointer point to the base of the local variables.
8159 (thumb_expand_prologue): Update accordingly.
8160 (thumb_expand_epilogue): Likewise.
8162 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8163 mode of clobbered scratch to DImode. Handle a case that's known to
8166 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8168 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8169 (gt0<mode>_compare): Delete.
8170 (neg_gt0<mode>): Delete.
8172 2005-08-19 Eric Christopher <echristo@apple.com>
8174 * optabs.h: Change CTI_ to COI_.
8177 2005-08-19 James E Wilson <wilson@specifix.com>
8179 * builtins.c (expand_builtin_return_addr): Set
8180 current_function_accesses_prior_frames when count != 0. Use
8181 frame_pointer_rtx when count == 0.
8182 * function.h (struct function): Add accesses_prior_frames field.
8183 (current_function_accesses_prior_frames): Define.
8184 * reload1.c (init_elim_table): Check
8185 current_function_accesses_prior_frames.
8186 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8188 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8190 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8191 indicator. Return true if the flowgraph changed during
8194 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8197 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8198 conditional expression before testing its value.
8200 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8202 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8204 2005-08-19 Devang Patel <dpatel@apple.com>
8206 PR tree-optimization/23048
8207 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8208 third parameter. Check whether latch is dominated by exit
8210 (if_convertible_loop_p): Supply exit block itself to
8211 if_convertible_bb_p.
8213 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8216 * arm.md (arm_load_pic_register): Change argument to the mask of
8217 saved registers. Call thumb_find_work_register if we need a
8218 scratch register on Thumb.
8219 (arm_expand_prologue): Pass empty register set to
8220 arm_load_pic_register.
8221 (thumb_expand_prologue): Pass live_regs_mask directly to
8222 arm_load_pic_register.
8223 * arm-protos.h (arm_load_pic_register): Update prototype.
8225 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8227 * sh.c (find_sole_member): New function.
8228 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8229 if the record's alignment is larger than the size of its only member.
8231 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8234 * arm.c (thumb_legitimize_reload_address): New function.
8235 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8236 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8238 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8240 * config/crx/crx.c: Implement crx_decompose_address. Reject
8241 symbolic displacements since CRX register relative adressing
8242 mode can't handle unsigned 32-bit values as displacements.
8243 * config/crx/crx.h: Simplify definitions, remove redundant
8244 parenthesis and obsolete macros.
8245 * config/crx/crx.opt: Add new switch for debugging addresses.
8246 * config/crx/crx-protos.h: Add new declarations for above.
8248 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8251 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8254 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8256 * collect2.c (dup2): Delete.
8257 * configure.ac: Don't check for dup2.
8259 * config.in, configure: Regenerate.
8261 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8263 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8264 record with the type of its only member.
8266 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8268 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8269 define_insn_and_split.
8270 (plus_ltu<mode>_compare): Same.
8271 (gtu<mode>_compare): Same.
8272 (plus_gtu<mode>_compare): Same.
8274 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8276 PR tree-optimization/22228
8277 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8279 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8280 are recorded in vect_vnames_to_rename for renaming.
8281 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8282 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8283 in vect_vnames_to_rename.
8284 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8285 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8287 2005-08-18 Jan Hubicka <jh@suse.cz>
8290 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8291 info only for local statics, not for member variables.
8293 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8295 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8297 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8299 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8301 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8304 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8306 2005-08-17 James E Wilson <wilson@specifix.com>
8308 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8311 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8313 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8314 (leu<mode>_compare): Same.
8315 (plus_leu<mode>): Same.
8316 (neg_leu<mode>): Same.
8317 (and_neg_leu<mode): Same.
8318 (ltu<mode>_compare): Same.
8319 (plus_ltu<mode>): Same.
8321 (geu<mode>_compare): Same.
8322 (plus_geu<mode>): Same.
8323 (neg_geu<mode>): Same.
8324 (and_neg_geu<mode>): Same.
8325 (plus_gt<mode>): Same.
8326 (gtu<mode>_compare): Same.
8327 (plus_gtu<mode>): Same.
8329 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8331 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8332 Move call_table_data to end. Delete spurious .text.
8333 (callt_save_all_interrupt): Fix comment typo.
8335 2005-08-17 James E Wilson <wilson@specifix.com>
8336 Kevin Winchester <winchester@amirix.com>
8339 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8341 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8344 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8345 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8347 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8349 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8350 record with the type of its only member if the modes don't match.
8352 * varasm.c (decode_reg_name): Skip empty additional register names.
8354 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8356 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8357 lsm_tmp_name_length): New.
8358 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8359 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8361 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8362 Andreas Krebbel <krebbel1@de.ibm.com>
8364 * config.gcc: Added z9-109 switch.
8365 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8366 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8367 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8368 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8369 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8370 for "z9_109" cpu attribute.
8371 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8372 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8373 (s390_handle_arch_option): Added z9-109 switch.
8374 (override_options): Set respective cost function for z9-109.
8375 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8376 (legitimate_reload_constant_p): Accept extended immediates.
8377 (print_operand): Three new output modifiers added: k, m and o.
8378 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8379 (s390_output_mi_thunk): Use extended immediate when possible.
8380 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8381 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8382 (CONSTRAINT_LEN): Added length of O constraint.
8383 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8384 * config/s390/s390.md ("cpu"): New value z9_109 added.
8385 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8386 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8387 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8388 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8389 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8390 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8391 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8392 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8393 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8394 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8395 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8396 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8397 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8398 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8399 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8401 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8402 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8403 insns for TARGET_EXTIMM.
8405 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8407 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8409 2005-08-17 Nick Clifton <nickc@redhat.com>
8411 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8412 Call default_encode_section_info.
8414 2005-08-17 Steven Bosscher <stevenb@suse.de>
8416 PR tree-optimization/21574
8417 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8418 constant, return CONSTANT.
8419 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8420 (ccp_fold, visit_assignment): Likewise.
8421 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8423 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8425 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8426 fold_buildN instead of buildN then fold_initializer or fold.
8427 (build_unary_op): Likewise.
8428 (build_binary_op): Likewise.
8429 * fold-const.c (fold_initializer): Remove.
8430 (fold_build1_initializer): New function.
8431 (fold_build2_initializer): New function.
8432 (fold_build3_initializer): New function.
8433 * tree.h (fold_initializer): Remove.
8434 (fold_build1_initializer): New function.
8435 (fold_build2_initializer): New function.
8436 (fold_build3_initializer): New function.
8438 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8440 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8441 (try_move_mult_to_index): Call fold_build2 instead of build2.
8442 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8443 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8444 fold_binary_to_constant.
8445 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8447 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8448 check if A == gcd (A, B). Remove TYPE argument.
8449 (analyze_offset) Use fold_build2 instead of fold (build.
8450 (create_data_ref): Likewise.
8451 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8452 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8455 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8457 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8458 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8460 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8463 * gimplify.c (zero_sized_type): New function.
8464 (gimplify_modify_expr_rhs): If we have a zero sized type,
8465 replace the statement with an empty statement.
8467 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8469 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8472 2005-08-16 Ian Lance Taylor <ian@airs.com>
8474 * doc/tm.texi (Label Output): Correct typo.
8476 2005-08-16 Steven Bosscher <stevenb@suse.de>
8479 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8480 force_operand will work later on using have_insn_for.
8482 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8484 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8486 2005-08-16 Ian Lance Taylor <ian@airs.com>
8489 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8490 vector type, don't try to construct it element by element. Add an
8491 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8493 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8495 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8497 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8499 * doc/invoke.texi (Precompiled Headers): Document some more options
8500 which are known to be safe.
8502 2005-08-16 James E Wilson <wilson@specifix.com>
8504 PR tree-optimization/21105
8505 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8506 TREE_OVERFLOW check.
8508 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8510 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8511 (neg_ltu<mode>): Same.
8513 (neg_gtu<mode>): Same.
8515 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8517 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8518 (fold_builtin_isdigit): Use fold_buildN.
8519 (build_function_call_expr): Likewise.
8520 * c-typeck.c (c_finish_loop): Likewise.
8522 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8523 Richard Shann <rshann@superh.com>
8525 PR middle-end/20396:
8526 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8528 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8530 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8532 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8535 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8536 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8539 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8542 * fold-const.c (build_range_check): Disable optimization for function
8543 pointer expressions on targets that require function pointer
8546 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8548 * simplify-rtx.c (simplify_const_relational_operation): When
8549 extracting arguments of a COMPARE, recompute the mode as well.
8551 2005-08-15 Ian Lance Taylor <ian@airs.com>
8553 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8555 2005-08-15 DJ Delorie <dj@redhat.com>
8557 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8559 (movsi_splittable): Allow, but split, moves to the stack.
8560 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8563 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8565 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8566 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8567 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8569 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8570 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8571 Delete HOST_PTR_PRINTF.
8573 * configure, config.in: Regenerate.
8575 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8577 * config/rs6000/rs6000.md (QHSI): New mode macro.
8578 (wd): Extend mode attr for QImode and HImode
8579 (dbits): New mode attr.
8580 (zero_extend<mode>di2): Convert to mode macro.
8582 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8585 * doc/invoke.texi (-mgnu-ld): Update description.
8588 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8591 * Makefile.in (tree-chrec.o): Depends on real.h.
8592 * tree-chrec.c: Include real.h.
8593 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8594 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8595 * tree-scalar-evolution.c (add_to_evolution_1,
8596 interpret_rhs_modify_expr): Ditto.
8598 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8601 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8602 step is negative compute the estimation from init downwards to zero.
8604 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8606 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8608 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8610 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8612 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8613 Accept double-word constants that can be split.
8614 * config/s390/s390.md ("movti"): Use 'P' constraint.
8615 ("*movdi_31", "*movdf_31"): Likewise.
8617 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8619 Fix PR tree-optimization/22615
8621 * tree-ssa-structalias.c (solution_set_add): Handle
8622 first_vi_for_offset returning NULL.
8623 (do_da_constraint): Ditto.
8624 (do_sd_constraint): Ditto.
8625 (do_ds_constraint): Ditto
8626 (find_func_aliases): Ditto.
8627 (build_constraint_graph): RHS is allowed be ANYTHING.
8628 (first_vi_for_offset): Return NULL if we couldn't find anything at
8631 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8633 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8634 over memory as first operand.
8636 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8639 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8640 available for setting it.
8642 2005-08-14 Ira Rosen <irar@il.ibm.com>
8644 PR tree-optimization/23320
8645 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8646 data-refs' types instead of base object nullness. Add check for
8647 pointer type data-refs before first location comparison. Remove
8650 2005-08-14 Andreas Schwab <schwab@suse.de>
8652 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8654 2005-08-13 James E Wilson <wilson@specifix.com>
8656 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8657 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8658 -fstack-protector-all, --param ssp-buffer-size): Document.
8659 (-Wvariadic-macros): Alphabetize.
8660 (-fsched-stalled-insns-dep): Add missing 'f'.
8662 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8665 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8667 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8668 or indirect address operand.
8669 (EXTRA_ADDRESS_CONSTRAINT): New.
8670 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8672 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8674 PR tree-optimization/22236
8675 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8676 successors and predecessors.
8677 * tree-chrec.c (chrec_convert): Before converting, check that
8678 sequences don't wrap.
8679 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8680 (analyze_array): Extern.
8681 (find_data_references_in_loop): Remove call to
8682 compute_estimated_nb_iterations.
8683 * tree-data-ref.h (analyze_array): Declared.
8684 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8685 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8686 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8687 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8689 * tree-ssa-loop-ivcanon.c: Fix documentation.
8690 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8691 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8692 (infer_loop_bounds_from_undefined): New.
8693 (estimate_numbers_of_iterations_loop): Use
8694 infer_loop_bounds_from_undefined.
8695 (used_in_pointer_arithmetic_p): New.
8696 (scev_probably_wraps_p): Pass an extra parameter. Call
8697 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8698 (convert_step): Fix documentation.
8699 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8700 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8701 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8702 scev_probably_wraps_p.
8704 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8706 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8707 (s390_register_info): Ignore clobbered_regs information for fixed
8708 registers, and only fixed registers.
8709 (s390_init_frame_layout): Remove redundant call.
8711 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8713 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8714 description of -Wold-style-casts.
8716 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8717 Jakub Jelinek <jakub@redhat.com>
8719 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8720 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8721 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8722 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8723 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8724 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8725 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8726 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8727 ("stack_protect_set", "stack_protect_test"): New expanders.
8728 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8729 "stack_protect_testdi"): New insn definitions.
8731 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8733 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8735 2005-08-12 Paul Brook <paul@codesourcery.com>
8737 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8739 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8741 * config/s390/predicates.md (setmem_operand): New predicate.
8742 (shift_count_operand): Accept ANDs with special constants as
8744 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8745 with special constants.
8746 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8747 shift_count_operand with setmem_operand.
8749 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8751 * config/s390/s390.c (s390_extract_part, s390_single_part):
8753 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8754 (s390_output_mi_thunk): Don't use lg on 31 bit.
8755 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8756 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8758 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8760 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8761 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8762 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8763 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8764 with one of the new macros.
8766 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8768 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8769 Don't set save_return_addr_p.
8770 (s390_register_info): Make clobbered_regs not depending on
8773 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8775 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8776 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8778 2005-08-11 James E. Wilson <wilson@specifix.com>
8780 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8782 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8784 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8785 locations gathered by var-tracking in single entry loc_list
8786 over loc_descriptor_from_tree.
8788 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8789 pass it down to loc_descriptor.
8790 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8791 (containing_function_has_frame_base): Move earlier in the file.
8792 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8793 instead of always assuming fbreg can't be used.
8795 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8797 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8798 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8799 Accept address wrapped in AND for Altivec.
8800 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8801 Strip AND wrapping offset address for Altivec.
8803 2005-08-11 Richard Henderson <rth@redhat.com>
8806 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8807 before using TYPE_IS_SIZETYPE.
8809 2005-08-11 Richard Henderson <rth@redhat.com>
8812 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8813 insn types not present on ev4.
8814 (alphaev5_insn_pipe): Similarly.
8816 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8819 * arm.c (arm_override_options): If the user has selected callee-super-
8820 interworking, then enable normal interworking.
8822 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8824 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8827 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8829 * doc/rtl.texi: Fix two typos.
8831 2005-08-11 Richard Guenther <rguenther@suse.de>
8834 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8835 cases where we call to/from functions returning void.
8837 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8840 * tree.c (build_pointer_type_for_mode): Robustify.
8842 2005-08-10 James E Wilson <wilson@specifix.com>
8844 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8845 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8847 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8850 2005-08-10 Eric Christopher <echristo@apple.com>
8852 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8853 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8856 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8859 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8860 for the high part when generating dynamic-no-pic code.
8862 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8864 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8865 (x86_64-*-linux*): Likewise.
8867 * config/i386/crtfastmath.c: New file.
8868 * config/i386/t-crtfm: Likewise.
8870 * config/i386/linux.h (ENDFILE_SPEC): New.
8871 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8873 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8876 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8878 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8879 (vec_shl, vec_shr): Document new operations.
8880 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8882 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8884 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8885 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8886 change predicate to indexed_or_indirect_address.
8888 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8890 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8891 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8892 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8893 and __aeabi_uwrite8.
8894 * config/arm/unaligned-funcs.c: New file.
8895 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8897 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8899 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8901 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8902 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8904 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8905 * final.c (pass_shorten_branches): Add dump.
8906 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8907 (pass_life): Rename dump.
8908 (rest_of_handle_flow2): Remove initial verify_flow_info.
8909 * function.c (pass_instantiate_virtual_regs): Add dump.
8910 * integrate.c (pass_initial_value_sets): Add dump.
8911 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8912 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8913 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8914 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8915 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8916 gate_rtl_unrool_and_peel_loops): New.
8917 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8918 rtl_doloop): Do not look at flags.
8919 * mode-switching.c (pass_mode_switching): Add dump.
8920 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8921 pass_split_before_regstack): Add dump.
8922 * regmove.c (pass_stack_adjustments): Add dump.
8923 * tree-optimize.c (pass_fixup_cfg): Add dump.
8925 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8928 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8929 deciding which instruction sequence to use.
8931 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8933 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8934 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8936 2005-08-09 Richard Guenther <rguenther@suse.de>
8938 * c-common.c (builtin_function_2): Remove.
8939 (def_builtin_1): New function.
8940 (c_common_nodes_and_builtins): Use def_builtin_1 to
8941 build builtin functions.
8943 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8945 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8946 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8947 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8950 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8952 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8953 fold_binary instead of fold_build2 since we don't care about the
8955 (loop_niter_by_eval): Likewise.
8956 (compare_trees): Likewise.
8957 (proved_non_wrapping_p): Likewise.
8959 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8963 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8964 if the if is really empty.
8966 2005-08-09 Steven Bosscher <stevenb@suse.de>
8968 PR tree-optimization/23234
8969 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8970 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8971 argument of the new enum.
8972 (execute_cse_reciprocals): Add reciprocals for function arguments
8973 on the unique successor edge of the entry block. Update other calls
8974 to execute_cse_reciprocals_1.
8976 2005-08-08 Richard Henderson <rth@redhat.com>
8979 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8981 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8983 * expr.c (write_complex_part): Return after handling MEM.
8985 2005-08-08 Josh Conner <jconner@apple.com>
8987 PR rtl-optimization/23241
8988 * combine.c (simplify_comparison): Fix error in determining
8989 whether to lift a subreg from comparison.
8991 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8994 * config/rs6000/altivec.md (vec_init<mode>): New.
8995 (vec_set<mode>): New.
8996 (vec_extract<mode>): New.
8997 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8998 (rs6000_expand_vector_set): New.
8999 (rs6000_expand_vector_extract): New.
9000 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9001 for Altivec modes before reload.
9002 (altivec_expand_vec_init_builtin): New.
9003 (get_element_number): New.
9004 (altivec_expand_vec_set_builtin): New.
9005 (altivec_expand_vec_ext_builtin): New.
9006 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9008 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9010 * config/rs6000/rs6000.h (rs6000_builtins): Add
9011 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9012 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9013 * config/rs6000/rs6000-protos.h: Declare new functions.
9015 2005-08-08 Jan Hubicka <jh@suse.cz>
9017 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9018 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9019 * i386.md (movdi*): Use pic_32bit_operand.
9020 * predicates.md (pic_32bit_operand): New.
9022 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9025 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9027 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9029 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9030 (test_for_singularity): Use fold_build2.
9032 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9034 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9036 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9038 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9039 (COMMON_ASM_OP) Define.
9040 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9041 (ix86_encode_section_info): Likewise.
9042 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9043 SUBTARGET_ENCODE_SECTION_INFO.
9045 2005-08-06 Richard Henderson <rth@redhat.com>
9048 * tree-nested.c (convert_local_reference): Save and restore val_only
9049 around component_ref and friends. Clear walk_subtrees by default.
9051 2005-08-06 Peter O'Gorman <peter@pogma.com>
9054 * gcc.c (process_command): Check the argument to -b has a dash.
9055 * doc/invoke.texi: Update -b and -V docs.
9057 2005-08-06 James E Wilson <wilson@specifix.com>
9059 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9061 2005-08-06 Michael Matz <matz@suse.de>
9063 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9064 member only if only one insn is associated with the value.
9066 2005-08-06 Nick Clifton <nickc@redhat.com>
9068 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9070 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9071 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9072 Check symbol flags instead of symbol name mangling.
9073 (xstormy16_asm_output_aligned_common): Likewise. Also
9074 simplify code since the bss100_section cass is the only case
9075 where the below100 code will be triggered.
9076 (xstormy16_encode_section_info): Encode below100 attribute
9077 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9079 (xstormy16_strip_name_encoding): Delete - this function is no
9081 (TARGET_STRIP_NAME_ENCODING): Undefine.
9082 * config/stormy16/stormy16-protos.h: Delete prototype for
9083 xstormy16_strip_name_encoding.
9085 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9087 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9088 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9089 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9090 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9091 config/alpha/predicates.md, config/arc/arc.h,
9092 config/arm/arm.h, config/arm/ieee754-df.S,
9093 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9094 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9095 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9096 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9097 config/m68hc11/m68hc11.h, config/mips/mips.c,
9098 config/mips/mips.h, config/mips/openbsd.h,
9099 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9100 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9101 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9102 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9103 config/sparc/linux.h, config/sparc/linux64.h,
9104 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9105 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9106 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9107 typos. Follow spelling conventions.
9109 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9112 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9113 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9114 specially. Check for side effects only for COND_EXPR.
9115 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9116 return with TREE_NO_WARNING.
9118 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9120 PR rtl-optimization/23233
9121 * loop.c (combine_movables): Require the modes to be the same.
9122 (move_movables): Remove handling of cases where the replacement
9123 had a different mode to the original.
9125 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9127 PR tree-optimization/23128
9128 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9129 subtraction wrap, and set TREE_OVERFLOW if they do.
9131 2005-08-05 Richard Henderson <rth@redhat.com>
9134 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9135 FORCED_LABEL labels.
9137 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9140 * reload.c (find_reloads_subreg_address): Pass down TYPE
9141 unchanged. Change all callers except find_reloads_toplev.
9143 2005-08-05 Michael Matz <matz@suse.de>
9145 * genattrtab.c (current_alternative_string): Remove.
9146 (SIMPLIFY_ALTERNATIVE): Ditto.
9147 (attr_alt_bit_p): Ditto.
9148 (alternative_name): Make const char *.
9149 (evaluate_eq_attr): Remove use of above things.
9150 (simplify_test_exp): Ditto.
9151 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9152 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9154 2005-08-04 James E Wilson <wilson@specifix.com>
9156 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9157 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9158 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9159 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9160 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9162 2005-08-04 Richard Henderson <rth@redhat.com>
9165 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9166 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9167 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9168 if we'd have to instantiate too many members.
9170 2005-08-04 Richard Henderson <rth@redhat.com>
9173 * tree-outof-ssa.c (coalesce_asm_operands): New.
9174 (coalesce_ssa_name): Use it. Split out ...
9175 (coalesce_phi_operands, coalesce_result_decls): ... these.
9177 2005-08-04 Paul Brook <paul@codesourcery.com>
9179 * read-rtl.c (read_quoted_string): Break if EOF.
9181 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9183 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9184 (fold_build2): Likewise.
9185 (fold_build3): Likewise.
9186 (fold_build1_stat): New function prototype.
9187 (fold_build2_stat): Likewise.
9188 (fold_build3_stat): Likewise.
9189 * fold-const.c (fold_build1): Rename to ..
9190 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9191 through to build1_stat.
9192 (fold_build2): Rename to ..
9193 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9194 through to build2_stat.
9195 (fold_build3): Rename to ..
9196 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9197 through to build3_stat.
9199 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9200 Ian Lance Taylor <ian@airs.com>
9202 * function.c (assign_stack_local_1): Do not correct stack slot
9203 address if allocation size is smaller than mode size.
9205 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9208 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9209 (tree_merge_blocks): Propagate anything allowed by
9211 Clarify documentation.
9212 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9213 SSA form, schedule an update if necessary.
9215 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9217 * doc/install.texi (Binaries): Remove broken link to
9218 Sinix/Reliant Unix binaries.
9220 2005-08-03 Richard Henderson <rth@redhat.com>
9223 * function.c (stack_protect_epilogue): Export.
9224 * tree.h (stack_protect_epilogue): Declare.
9225 * calls.c (expand_call): Call it.
9227 2005-08-03 Eric Christopher <echristo@apple.com>
9229 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9230 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9233 2005-08-04 Jan Hubicka <jh@suse.cz>
9235 * profile.c (branch_prob): Split edges with goto locus on them
9236 to get proper line counts.
9237 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9239 2005-08-03 Paul Brook <paul@codesourcery.com>
9241 * function.c (assign_parms): Round current_function_args_size
9242 to PARM_BOUNDARY, not STACK_BOUNDARY.
9244 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9246 * config/i386/i386.c (x86_elf_aligned_common)
9247 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9249 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9251 PR tree-optimization/23157
9252 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9253 before emitting them.
9255 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9257 PR tree-optimization/19899
9258 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9259 * tree-scalar-evolution.c: Include real.h.
9260 (add_to_evolution): Build constant -1 of correct type.
9262 2005-08-03 Jan Hubicka <jh@suse.cz>
9264 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9265 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9266 profile updating for complette unrolling.
9267 * loop-unroll.c (peel_loop_completely): Use it.
9268 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9269 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9272 2005-08-03 Paul Brook <paul@codesourcery.com>
9274 * combine.c (can_change_dest_mode): New function.
9275 (try_combine, simplify_set): Use it.
9277 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9279 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9282 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9284 * doc/install.texi (Specific): Adjust link to openavr.org.
9285 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9286 (Binaries): Adjust HP-UX Porting Center link.
9287 (Binaries): Adjust Free Software Foundation ordering link.
9289 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9291 * convert.c (convert_to_integer): Use fold_build1 instead of
9292 build1 when converting an integer to an integer.
9294 2005-08-02 Richard Henderson <rth@redhat.com>
9296 * combine.c (combine_instructions): Don't use reg_equal/equiv
9297 results if the mode doesn't match.
9299 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9301 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9302 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9304 2005-08-02 Richard Henderson <rth@redhat.com>
9307 * explow.c (memory_address): Remove special-case for
9308 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9310 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9313 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9314 number of calls to cleanup_tree_cfg_1.
9316 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9318 * doc/invoke.texi: document file extensions .F90 and .F95
9320 2005-08-02 Richard Guenther <rguenther@suse.de>
9322 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9323 positive if its first argument is positive.
9325 2005-08-02 Richard Guenther <rguenther@suse.de>
9327 PR tree-optimization/23177
9328 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9331 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9333 PR tree-optimization/23129
9334 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9335 varying for divisions with anti-ranges.
9337 2005-08-02 Jan Hubicka <jh@suse.cz>
9339 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9340 * tree-ssa-threadupdate.c (thread_block): Add it here.
9342 2005-08-01 James E Wilson <wilson@specifix.com>
9344 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9345 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9346 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9348 * config/mips/predicates.md (const_call_insn_operand): Add check for
9349 SYMBOL_REF_LONG_CALL_P.
9350 * doc/extend.texi (long_call): Document the new attribute.
9352 2005-08-01 Ian Lance Taylor <ian@airs.com>
9353 Richard Henderson <rth@redhat.com>
9355 * Makefile.in (RTL_BASE_H): Add real.h.
9356 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9358 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9360 * rtl.c (rtl_check_failed_code_mode): New.
9361 * rtl.h (struct rtx_def): Add u.rv.
9362 (XCMWINT, XCNMPRV): New.
9363 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9364 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9366 2005-08-01 Richard Henderson <rth@redhat.com>
9368 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9369 with auto-inc codes.
9371 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9373 2005-08-01 Jan Hubicka <jh@suse.cz>
9375 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9376 * i386.c: Include dwarf2.h
9377 (asm_preferred_eh_data_format): New.
9378 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9380 2005-08-01 Ian Lance Taylor <ian@airs.com>
9382 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9383 randomize_va_space for virtual address randomization control.
9385 2005-08-01 Steven Bosscher <stevenb@suse.de>
9387 * common.opt (flag_ipa_cp): Put in right place to maintain
9390 2005-08-01 Jan Hubicka <jh@suse.cz>
9392 * profile.c (compute_value_histograms): Fix thinko.
9393 * value-prof.c: Include toplev.h
9394 (check_counter): New function.
9395 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9396 tree_mod_subtract_transform): Add sanity check.
9398 2005-08-01 Richard Guenther <rguenther@suse.de>
9400 PR tree-optimization/23133
9401 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9402 current functions parameter decls to find defs to cse
9405 2005-08-01 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/23109
9408 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9409 If trapping math is in effect, use post-dominator information
9410 to check if we'd in any case reach a trapping point before
9411 doing the reciprocal insertion.
9412 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9413 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9414 expressions are invariant only if trapping math is not in effect.
9416 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9418 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9419 cgraph_function_versioning): New declarations.
9420 * cgraphunit.c: Add include to ipa-prop.h.
9421 (update_call_expr, cgraph_copy_node_for_versioning,
9422 cgraph_function_versioning): New functions.
9423 * integrate.c (copy_decl_for_inlining): Remove.
9424 * ipa-prop.h (ipa_replace_map): New struct.
9425 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9426 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9427 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9428 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9429 ipcp_iterate_stage, ipcp_method_scale_print,
9430 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9431 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9432 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9433 ipcp_update_bb_counts, ipcp_update_profiling,
9434 ipcp_update_edges_counts): New functions.
9435 (ipcp_method_cval_init): Remove restriction regarding local methods.
9436 (ipcp_init_stage): Add ipcp_method_compute_scale.
9437 (ipcp_insert_stage): Add versioning.
9438 (ipcp_structures_print): Add ipcp_method_scale_print.
9439 (ipcp_driver): Dump profiling info.
9440 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9441 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9442 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9443 (struct inline_data): Add versioning_p, ipa_info, new fields.
9444 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9445 declare_return_variable): Replace calls to copy_decl_for_inlining with
9447 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9449 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9450 Add argument VERSIONING.
9451 (copy_arguments_for_versioning, copy_static_chain,
9452 function_versionable_p, tree_versionable_function_p,
9453 tree_function_versioning, replace_ref_tree): New functions.
9454 * tree-inline.h: Include varray.h.
9455 (tree_versionable_function_p, tree_function_versioning,
9456 tree copy_decl_for_dup): New declarations.
9458 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9460 * ipa-cp.c: New file. Contains IPCP specific functionality.
9461 * ipa-prop.h: New file. Contains structures/definitions that can be
9462 used by several interprocedural data flow optimizations (and also IPCP).
9463 * ipa-prop.c: New file.
9464 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9465 * common.opt: Add ipa-cp flag.
9466 * timevar.def: Add IPCP optimization.
9467 * tree-optimize.c (init_tree_optimization_passes): Schedule
9469 * tree-pass.h (pass_ipa_cp): Declare.
9471 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9473 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9474 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9475 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9476 config/i386/i386.c, config/mips/mips.h,
9477 config/rs6000/rs6000.h, config/sh/sh.c,
9478 config/stormy16/stormy16.c: Fix comment typos.
9480 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9483 * c-typeck.c (build_binary_op): Use common_type wrapper on
9485 (common_type): Update comment.
9487 2005-07-31 Steven Bosscher <stevenb@suse.de>
9490 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9491 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9492 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9494 2005-07-31 Jan Hubicka <jh@suse.cz>
9496 * pretty-print.h (pp_widest_integer): New macro.
9497 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9500 2005-07-31 Jan Hubicka <jh@suse.cz>
9502 * output.h (enum section_category): Export from varasm.c
9503 (categorize_decl_for_section): Likewise.
9504 * varasm.c (enum section_category): Kill.
9505 (categorize_decl_for_section): Make global.
9506 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9508 * i386.c (ix86_section_threshold): New static variable.
9509 (ix86_in_large_data_p, ix86_encode_section_info,
9510 x86_64_elf_unique_section,
9511 x86_64_elf_select_section): New functions.
9512 (TARGET_ENCODE_SECTION_INFO): Define
9513 (override_options): Enable medium model for PIC.
9514 (ix86_expand_prologue): Expand gen_set_got_rex64.
9515 (legitimate_constant_p): Handle new UNSPECs.
9516 (legitimate_pic_address_disp_p): Likewise.
9517 (legitimize_pic_address): Lower MEDIUM model addressing.
9518 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9519 (enum cmodel): Add MEDIUM_PIC.
9520 (SYMBOL_REF_FAR_ADDR_P): New macro.
9521 (SYMBOL_FLAG_FAR_ADDR): New flag.
9522 * i386.md (movdi): Support medium model.
9523 (set_got_rex64): New pattern.
9524 * i386.opt (mlarge-data-threshold): New flag.
9525 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9526 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9527 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9528 TARGET_ASM_UNIQUE_SECTION): New.
9530 * invoke.texi (-mlarge_data_threshold): Document
9532 2005-07-31 Jan Hubicka <jh@suse.cz>
9534 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9535 (coalesce_vars): Likewise.
9536 * tree-ssa-live.c (coalesce_cost): New.
9537 (build_tree_conflict_graph): Use coalesce_cost.
9538 * tree-ssa-live.h (coalesce_cost): Declare.
9540 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9542 * arm.md (all peepholes for post-increment operations): Delete.
9543 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9544 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9545 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9546 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9547 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9549 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9551 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9554 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9557 * doc/invoke.texi: Document -rdynamic.
9559 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9562 * c-parser.c (c_parser_parms_list_declarator): Call
9563 mark_forward_parm_decls.
9564 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9565 decls with visibility structure.
9567 2005-07-30 Paul Brook <paul@codesourcery.com>
9569 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9571 2005-07-30 Paul Brook <paul@codesourcery.com>
9573 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9575 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9577 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9579 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9582 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9583 nested function declarators.
9584 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9585 (grokparms): Call warn_if_shadowing for parameters used within the
9587 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9588 not used within the parameter list.
9589 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9591 2005-07-30 Jan Hubicka <jh@suse.cz>
9593 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9594 * i386.c (ix86_fixup_binary_operands): Likewise.
9595 (ix86_expand_unary_operator): Likewise.
9596 (ix86_expand_fp_absneg_operator): Likewise.
9597 * optabs.c (expand_vec_cond_expr): Validate dest.
9599 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9602 * real.c (real_from_string): Also set last bit if there is a
9603 nonzero hex digit beyond GCC's internal precision after ".".
9605 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9607 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9608 define_constants. Change duplicate values to unassigned numbers.
9609 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9610 (*altivec_vspltsf): New.
9611 (altivec_vperm_v4sf): Delete.
9612 (altivec_vperm_<mode>): Use mode macro V.
9613 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9614 (altivec_predicate_v4sf): Delete.
9615 (altivec_predicate_<mode>): Use mode macro V.
9616 (*altivec_lvesfx): New.
9617 (*altivec_stvesfx): New.
9618 (vec_realign_load_v4sf): Delete.
9619 (vec_realign_load_<mode>): Use mode macro V.
9620 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9623 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9626 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9628 * configure: Regenerated.
9630 2005-07-29 Paul Brook <paul@codesourcery.com>
9632 * doc/install.texi: Add link to GFortran binaries wiki page.
9634 2005-07-29 David Ung <davidu@mips.com>
9636 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9637 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9638 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9639 * config/mips/mips.md (cpu): Add 5kf name.
9640 (includes): Includes 5k.md.
9641 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9642 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9645 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9648 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9649 (cleanup_tree_cfg): ... here.
9650 Call cleanup_tree_cfg_1 until there are no more cleanups to
9653 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9655 * tree-vrp.c (compare_range_with_value): Return true or false
9656 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9657 EQ_EXPR respectively.
9659 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9661 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9664 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9666 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9667 (tree_ssa_dominator_optimize): Increment it.
9668 (dump_dominator_optimization_stats): Print it.
9670 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9671 Steven Bosscher <stevenb@suse.de>
9673 PR rtl-optimization/23117
9674 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9675 when head == tail. Tidy comment.
9677 2005-07-28 Richard Henderson <rth@redhat.com>
9679 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9680 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9681 * jump.c (rtx_renumbered_equal_p): Likewise.
9682 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9683 CONST_INT and CONST_DOUBLE.
9684 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9685 * reload.c (operands_match_p): Special case CONST_INT and
9686 CONST_DOUBLE; check mode earlier.
9688 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9691 * c-typeck.c (convert_for_assignment): Do not check
9692 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9694 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9697 * c-typeck.c (composite_type): Prefer constant size arrays to
9700 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9703 * real.c (real_from_string): Set last bit if there is a nonzero
9704 hex digit beyond GCC's internal precision.
9706 2005-07-28 Richard Henderson <rth@redhat.com>
9709 * cfgcleanup.c (try_forward_edges): Watch out for end of
9712 2005-07-28 James E Wilson <wilson@specifixinc.com>
9715 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9717 2005-07-28 Jan Hubicka <jh@suse.cz>
9719 * Makefile.in (rtl-profile.o): Kill all traces of it.
9720 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9721 * coverage.h (rtl_coverage_counter_ref): Kill.
9722 * opts.c (flag_speculative_prefetching_set): Kill.
9723 (flag_loop_optimize_set): New.
9724 (common_handle_option): Disable loop optimizer when profiling;
9725 do not handle speculative prefetching.
9726 * passes.c (init_optimization_passes): Replace pass_profiling combo
9727 by branch_prob pass.
9728 * profile.c (compute_value_histograms): Update for simplified value
9730 (rtl_register_profile_hooks): Kill.
9731 (pass_profiling): Kill.
9732 (rest_of_handle_branch_prob): Do not profile.
9733 * toplev.c (process_options): Remove speculative prefetching.
9734 * toplev.h (flag_tree_based_profiling): Kill.
9735 * tree-profile.c (prepare_instrumented_value,
9736 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9737 tree_gen_one_value_profiler, do_tree_profiling): Update for
9738 simplified datastructures.
9739 * value-prof.c: Add comment that speculative prefetching was dropped;
9740 update rest of file for simplified datastructures.
9741 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9742 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9743 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9744 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9745 rtl_mod_subtract, gen_speculative_prefetch,
9746 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9747 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9748 (gate_handle_value_profile_transformations,
9749 rest_of_handle_value_profile_transformations,
9750 pass_value_profile_transformations): Kill.
9751 * value-prof.h (histogram_value_t): Remove IL based unions.
9752 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9753 rtl_profile_hooks): Remove hooks.
9755 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9757 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9758 (cgraph_clone_node): Likewise.
9759 * cgraph.h (cgraph_clone_edge): Update prototype.
9760 (cgraph_clone_node): Likewise.
9761 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9763 (lookup_recursive_calls): Consider profile.
9764 (cgraph_decide_recursive_inlining): Fix updating; use new
9765 probability argument; use profile.
9766 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9767 * tree-inline.c (copy_bb): Update clal of clone_edge.
9768 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9770 * invoke.texi (min-inline-recursive-probability): Document.
9772 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9774 * doc/install.texi (Configuration): Update Valgrind homepage.
9776 2005-07-28 Richard Henderson <rth@redhat.com>
9779 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9780 labels we want to delete.
9781 (cfg_layout_merge_blocks): Likewise.
9783 2005-07-28 Richard Henderson <rth@redhat.com>
9786 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9787 when expanding to nothing.
9789 2005-07-28 Josh Conner <jconner@apple.com>
9791 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9792 (cgraph_decide_inlining_of_small_functions): Likewise.
9794 2005-07-28 Josh Conner <jconner@apple.com>
9796 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9797 direction of badness if negative.
9798 (cgraph_default_inline_p): Add reason to parameters, and assign it
9800 (cgraph_decide_inlining_of_small_functions): New parameter in call
9801 to cgraph_default_inline_p.
9802 (cgraph_decide_inlining_incrementally): Likewise.
9803 * cgraphunit.c (decide_is_function_needed): Likewise.
9804 * cgraph.h (cgraph_default_inline_p): Likewise.
9806 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9808 * builtins.c: Fix comment typo(s).
9809 * genautomata.c: Likewise.
9810 * gimplify.c: Likewise.
9811 * tree-dfa.c: Likewise.
9812 * tree-flow-inline.h: Likewise.
9813 * tree-into-ssa.c: Likewise.
9814 * tree-ssa-alias.c: Likewise.
9815 * tree-ssa-ccp.c: Likewise.
9816 * tree-ssa-copy.c: Likewise.
9817 * tree-ssa-dce.c: Likewise.
9818 * tree-ssa-dom.c: Likewise.
9819 * tree-ssa-operands.c: Likewise.
9820 * tree-tailcall.c: Likewise.
9821 * tree-vectorizer.c: Likewise.
9822 * tree-vrp.c: Likewise.
9825 2005-07-28 Jeff Law <law@redhat.com>
9827 * tree-vrp.c (test_for_singularity): Extracted from ...
9828 (simplify_cond_using_ranges): Attempt to simplify a relational
9829 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9831 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9833 PR tree-optimization/22506
9834 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9835 phis whose argument is constant.
9837 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9839 PR rtl-optimization/18992
9840 Back out this patch:
9841 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9842 PR optimization/12142
9843 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9844 uses of the register in the SET_SRC. Remove unnecessary argument.
9846 Replace it with this:
9847 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9848 if flag_non_call_exceptions is set and the insn may trap, pass
9849 pc_rtx as dest for recursion.
9850 In SET_SRC part of SET case, if dest is already set, pass it down
9853 2005-07-28 Jan Hubicka <jh@suse.cz>
9855 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9856 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9857 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9859 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9860 profile when available.
9862 2005-07-28 Jan Beulich <jbeulich@novell.com>
9864 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9865 (ia64_print_operand): Describe and handle 'X'.
9866 (ia64_register_move_cost): Also handle FP_REGS.
9867 (ia64_preferred_reload_class): Likewise.
9868 (ia64_secondary_reload_class): Likewise.
9869 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9870 it. Also check for ITANIUM_CLASS_FLDP.
9871 * config/ia64/ia64.h (FP_REGNO_P): New.
9872 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9873 (reg_class): Add FP_REGS.
9874 (REG_CLASS_NAMES): Adjust for it.
9875 (REG_CLASS_CONTENTS): Likewise.
9876 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9877 (REG_CLASS_FROM_LETTER): Handle 'x'.
9878 (CLASS_MAX_NREGS): Handle FP_REGS.
9879 (MEMORY_MOVE_COST): Likewise.
9880 * config/ia64/ia64.md (itanium_class): Add fldp.
9881 (type): Handle fldp.
9882 (movti_internal): More allowable operand combinations. Use ldfp8 when
9883 splitting unnecessary. Remove predicable attribute. Adjust
9884 itanium_class attribute.
9885 (smuldi3_highpart): Remove outdated comment.
9886 (mulditi3, umulditi3, rotlti3): New expanders.
9887 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9888 (absti2): Disabled new insn for future reference.
9889 Respective new splitters.
9890 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9891 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9892 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9894 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9896 PR rtl-optimization/23047
9897 * simplify-rtx.c (simplify_const_relational_operation): Respect
9898 flag_wrapv for comparisons with ABS.
9900 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9902 PR tree-optimization/22493
9903 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9904 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9906 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9908 * config/frv/frv.opt (moptimize-membar): New.
9910 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9912 * config/frv/frv.h: Remove machine_function definition.
9914 * config/frv/frv.c (struct frv_io): New.
9915 (struct machine_function): Moved from frv.h. Add has_membar_p.
9916 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9917 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9918 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9919 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9920 (frv_reorg): Call frv_optimize_membar when appropriate.
9921 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9922 (frv_expand_builtin): Adjust calls accordingly.
9923 (frv_io_address_cookie): New function.
9924 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9925 load or store rather than a special insn. Add ccnstant address and
9926 io-type operands to the membar.
9927 (frv_ifcvt_modify_tests): Unsign regno.
9928 (frv_ifcvt_modify_tests): Same.
9930 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9931 UNSPEC_OPTIONAL_MEMBAR constant.
9932 (builtin_read_<mode>): Delete.
9933 (builtin_write_<mode>): Delete.
9934 ("optional_membar_<mode>"): Add operand.
9936 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9937 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9938 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9939 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9940 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9941 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9942 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9943 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9944 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9946 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9948 * df.c (df_uses_record): Handle SCRATCH.
9950 2005-07-28 Steven Bosscher <stevenb@suse.de>
9953 * passes.c (rest_of_decl_compilation): If decl is a type and
9954 we have encountered errors, don't emit debug information.
9956 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9958 * params.def: Fixed comment.
9960 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9963 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9964 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9965 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9967 2005-07-27 Steven Bosscher <stevenb@suse.de>
9970 * varasm.c (assemble_start_function): Don't do anything that may
9971 require a CFG if the current function is a thunk.
9973 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9975 * doc/install.texi (Prerequisites): Mention that perl is needed
9976 to do export control in libstdc++ targetting Darwin.
9978 2005-07-27 Steven Bosscher <stevenb@suse.de>
9980 PR rtl-optimization/17808
9981 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9982 (sched_insns_conditions_mutex_p): Split out from...
9983 (add_dependence): ...here. But don't call it from here.
9984 (add_dependence_list): Check sched_insns_conditions_mutex_p
9985 before calling add_dependence.
9986 (add_dependence_list_and_free): Likewise.
9987 (fixup_sched_groups): Likewise.
9988 (sched_analyze_1): Likewise.
9989 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9990 (sched_analyze): Likewise.
9991 (sched_analyze_insn): Likewise.
9992 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9993 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9994 dependencies on all COND_EXEC insns to jumps ending basic blocks
9995 when doing intrablock scheduling.
9996 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9998 2005-07-27 Jeff Law <law@redhat.com>
10000 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10001 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10002 equivalency sets, correctly handle the case were vr0 has an
10003 equivalency set, but vr1 does not.
10005 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10007 PR tree-optimization/23073
10008 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10009 vect_print_dump_info before fprintf.
10011 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10013 PR tree-optimize/22348
10014 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10015 Fold the partial computation.
10017 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10019 PR tree-optimization/22325
10020 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10022 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10024 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10025 (force_var_cost): ... this function.
10026 (compute_phi_arg_on_exit): Export.
10028 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10030 PR tree-optimization/20773
10031 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10034 2005-07-27 Richard Guenther <rguenther@suse.de>
10036 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10037 Avoid pushing again if current struct contains only
10038 fields we decomposed.
10040 2005-07-27 Jan Hubicka <jh@suse.cz>
10042 PR tree-optimization/22574
10043 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10046 * tree-tailcall.c (decrease_profile): New function.
10047 (eliminate_tail_call): Use it.
10049 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10050 visibility flags correctly in whole program mode.
10052 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10054 PR rtl-optimization/22472
10055 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10057 2005-07-26 Steven Bosscher <stevenb@suse.de>
10059 PR tree-optimization/22504
10060 * tree-complex.c (expand_complex_addition): Use 'code' instead
10061 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10063 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10065 * config.gcc (cpu_type): Add frv case.
10066 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10067 (supported_defaults): Add fr550 case.
10069 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10072 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10073 whether a pointer of type T * may point to objects of type T *.
10075 2005-07-26 DJ Delorie <dj@redhat.com>
10077 * configure: Regenerate.
10079 2005-07-26 Dale Johannesen <dalej@apple.com>
10081 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10083 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10085 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10086 Clarify use of "build" in name.
10088 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10090 * doc/extend.texi (Raw read/write Functions): New section.
10091 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10092 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10093 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10094 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10095 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10096 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10097 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10098 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10099 * config/frv/frv.c: Add bdesc_loads global.
10100 Add bdesc_stores global.
10101 (frv_init_builtins): Add support for __builtin_{read/write}*.
10102 (frv_volatile_memref): New.
10103 (frv_expand_load_builtin): New.
10104 (frv_expand_store_builtin): New.
10105 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10106 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10107 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10108 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10109 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10110 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10111 (builtin_read_<mode>): New.
10112 (builtin_write_<mode>): New.
10113 (builtin_write64): New.
10114 (optional_membar_<mode>): New.
10116 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10118 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10119 (rather than units) against HOST_BITS_PER_WIDE_INT.
10121 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10123 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10124 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10125 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10126 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10129 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10130 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10131 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10133 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10135 2005-07-26 Richard Guenther <rguenther@suse.de>
10137 PR tree-optimization/22486
10138 * fold-const.c (fold_unary): Fold away useless component
10139 references of the form (T *)&T.x, if the address
10142 2005-07-25 James E Wilson <wilson@specifixinc.com>
10144 * dwarf2out.c (add_call_src_coords_attributes): New.
10145 (gen_inlined_subroutine_die): Call it.
10146 (maybe_emit_file, init_file_table): Add comments.
10147 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10149 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10150 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10151 * tree.h (BLOCK_SOURCE_LOCATION): New.
10152 (struct tree_block): New field locus.
10154 2005-07-26 Andreas Schwab <schwab@suse.de>
10156 PR rtl-optimization/23043
10157 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10158 when allocating a struct unoccr.
10160 2005-07-25 Richard Henderson <rth@redhat.com>
10163 * tree-complex.c (gate_no_optimization): True if errors.
10164 * Makefile.in (tree-complex.o): Update dependencies.
10166 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10168 * config/frv/predicates.md (integer_register_operand): Use
10169 GPR_AP_OR_PSEUDO_P.
10171 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10174 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10176 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10178 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10180 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10181 types when flag_unsafe_math_optimizations is true.
10183 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10185 * gcc.c (option_map): Add --sysroot.
10186 (process_command): Handle --sysroot.
10187 (display_help): Document it.
10188 * doc/cppopts.tex (-isysroot): Document.
10189 * doc/invoke.texi (--sysroot): Document.
10190 * doc/install.texi (--with-build-sysroot): Document.
10192 * Makefile.in (inhibit_libc): New variable.
10193 (INHIBIT_LIBC_CFLAGS): Likewise.
10194 (LIBGCC2_CFLAGS): Include
10195 $(INHIBIT_LIBC_CFLAGS).
10196 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10197 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10198 ($(T)crtend.o): Likewise.
10199 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10200 ($(T)crtendS.o): Likewise.
10201 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10202 ($(T)crtendT.o): Likewise.
10203 (stmp-fixinc): Do not complain about missing headers if
10205 * configure.ac (inhibit_libc): Set it to true/false.
10206 (--with-build-sysroot): New option. Use it to set
10208 * configure: Regenerated.
10210 2005-07-25 Manfred Hollstein <mh@suse.com>
10212 * calls.c (store_one_arg): Fix unsigned comparison warning.
10214 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10217 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10218 (ggc_print_statistics): Initialize variable before use.
10220 2005-07-25 Richard Guenther <rguenther@suse.de>
10222 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10223 calling with a PHI_NODE argument.
10225 * tree-flow-inline.h (overlap_subvar): Protect against
10228 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10230 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10231 * configure: Regenerate.
10233 2005-07-25 Ira Rosen <irar@il.ibm.com>
10235 * expr.c (highest_pow2_factor): Make extern.
10236 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10237 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10238 record_array_differ_p, array_ptr_differ_p): Likewise.
10239 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10240 additional cases. Call the above functions.
10241 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10242 base_object_differ_p when there are two base objects. Otherwise, compare
10243 base address and offset. Call may_alias_p.
10244 (dump_data_reference): Use a correct field name.
10245 (analyze_array): Make static. Initialize new data-ref fields.
10246 (analyze_indirect_ref): New function.
10247 (init_data_ref): Initialize new data-ref fields.
10248 (strip_conversion): Moved from tree-vect-analyze.c.
10249 (analyze_offset_expr, get_ptr_offset, address_analysis,
10250 object_analysis): Likewise.
10251 (analyze_offset): New function.
10252 (create_data_ref): Likewise.
10253 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10254 dimensions for ARRAY_REFs only.
10255 (build_classic_dist_vector): Make static.
10256 (access_functions_are_affine_or_constant_p): Call macro to get the
10257 address of access functions.
10258 (compute_all_dependences): Add new parameter
10259 compute_self_and_read_read_dependences. Compute self and read-read
10260 dependences if it is true.
10261 (find_data_references_in_loop): Call create_data_ref. Initialize new
10263 (compute_data_dependences_for_loop): Add new parameter
10264 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10265 compute nb_loops. Call compute_all_dependences,
10266 build_classic_dist_vector and build_classic_dir_vector with correct
10268 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10269 with correct parameters. Compare dimensions for ARRAY_REFs only.
10270 (free_data_refs): Call macro to free access functions.
10271 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10272 fields from stmt_vinfo.
10273 (struct base_object_info): New structure.
10274 (struct data_reference): Move fields to base_object_info. Add fields
10275 first_location and object_info for above structures. Move fields from
10276 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10277 aligned_to. Add macros to access the new fields.
10278 Update functions declarations.
10279 * tree-flow.h (is_aliased_with): Declare.
10280 * tree-loop-linear.c (linear_transform_loops): Call
10281 compute_data_dependences_for_loop with correct parameters.
10282 * tree-ssa-alias.c (is_aliased_with): New function.
10283 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10284 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10285 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10286 vect_base_addr_differ_p, compute_subscript_distance and
10287 build_classic_dist_vector. Add printings. Check absolute value of
10289 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10291 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10292 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10293 to bytes. Add printing.
10294 (vect_compute_data_refs_alignment): Go through loads and stores in one
10296 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10297 vect_analyze_data_ref_access): Likewise.
10298 (vect_analyze_pointer_ref_access): Remove.
10299 (vect_address_analysis, vect_object_analysis): Likewise.
10300 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10301 and analyze data-refs in the loop.
10302 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10303 fields of data-ref instead of stmt. Add init to the offset from the
10305 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10306 (vect_update_init_of_dr): Likewise.
10307 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10308 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10310 (new_loop_vec_info): Initialize new fields.
10311 (destroy_loop_vec_info): Free new fields.
10312 (vect_strip_conversion): Remove.
10313 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10314 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10315 datarefs. Add new field ddrs.
10316 Add macros for the new fields access.
10317 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10318 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10319 Remove their macros.
10320 * tree.h (highest_pow2_factor): Declare.
10322 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10324 * calls.c (store_one_arg): Check for sibling call MEM arguments
10325 from already clobbered incoming argument area.
10327 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10329 * c-common.c (check_missing_format_attribute): New.
10330 * c-common.h (check_missing_format_attribute): Likewise.
10331 * c-typeck.c (convert_for_assignment): Use it.
10333 2005-07-24 Andreas Schwab <schwab@suse.de>
10335 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10336 register use a word move. Correct operand of ext.w in 68000 code.
10338 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10340 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10341 variables as declarations, rather than definitions.
10343 2005-07-24 Ira Rosen <irar@il.ibm.com>
10345 PR tree-optimization/22526
10346 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10349 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10351 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10352 that C99 reserve for future use. Use it to define clog10,
10353 clog10f and clog10l.
10355 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10357 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10358 * configure.ac: Check for -Wmissing-format-attribute.
10360 * configure: Regenerate.
10362 2005-07-23 Richard Henderson <rth@redhat.com>
10364 PR tree-optimization/22623
10365 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10367 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10370 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10372 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10374 * Makefile.in (C_TREE_H): Update dependencies.
10375 * c-tree.h: Include toplev.h.
10376 * diagnostic.h (diagnostic_set_info): Add format attribute.
10377 * rtl-error.c (diagnostic_for_asm): Likewise.
10379 2005-07-23 Chao-ying Fu <fu@mips.com>
10381 * config/mips/mips-dsp.md: New file.
10382 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10383 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10385 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10386 MIPS_BUILTIN_BPOSGE32.
10387 (mips_expand_builtin_direct): Add one parameter to indicate that
10388 builtin functions need to return a value.
10389 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10391 (mips_regno_to_class): Add classes for 12 new DSP registers.
10392 (mips_subword): Change to check four HI registers.
10393 (mips_output_move): Output move to and from 6 new DSP accumulators.
10394 (override_options): Make sure -mdsp and -mips16 are not used together.
10395 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10397 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10399 (print_operand): Add 'q' for printing DSP accumulators.
10400 (mips_cannot_change_mode_class): Check ACC_REGS.
10401 (mips_secondary_reload_class): Check ACC_REGS.
10402 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10403 (mips_register_move_cost): Check ACC_REGS.
10404 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10405 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10406 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10407 (dsp_bdesc): New array.
10408 (bdesc_arrays): Add DSP builtin function table.
10409 (mips_prepare_builtin_arg): Check predicate again after
10411 (mips_expand_builtin): Add one more parameter to
10412 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10413 MIPS_BUILTIN_BPOSGE32.
10414 (mips_init_builtins): Initialize new function types.
10415 (mips_expand_builtin_direct): Check if builtin functions need to
10416 return a value and pass operands properly.
10417 (mips_expand_builtin_bposge): New function.
10418 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10419 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10420 (FIRST_PSEUDO_REGISTER): Increase to 188.
10421 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10422 Update for 12 new DSP registers.
10423 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10424 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10425 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10426 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10427 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10428 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10429 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10430 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10431 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10432 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10433 (REGISTER_NAMES): Add names for 12 new DSP registers.
10434 * config/mips/mips.md: Include mips-dsp.md.
10435 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10436 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10437 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10438 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10439 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10440 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10441 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10442 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10443 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10444 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10445 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10446 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10447 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10448 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10449 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10450 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10451 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10452 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10453 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10454 (UNSPEC_RDDSP): New constants.
10455 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10456 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10458 * config/mips/mips.opt (-mdsp): New option.
10459 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10460 (reg_imm10_operand): New predicates.
10461 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10462 * doc/invoke.texi (-mdsp): Document new option.
10464 2005-07-22 DJ Delorie <dj@redhat.com>
10466 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10468 * tree-inline.c (inlinable_function_p): Likewise.
10470 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10473 * toplev.c (check_global_declarations): Do not mark undefined
10474 variables as DECL_IGNORED_P.
10475 * varasm.c (first_global_object_name): GTY it.
10476 (weak_global_object_name): Likewise.
10477 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10478 a string to go into {weak,first}_global_object_name.
10480 2005-07-22 DJ Delorie <dj@redhat.com>
10482 * c-format.c (check_function_format): Change warning control
10483 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10485 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10487 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10488 &PTR->FLD a dereference of PTR.
10489 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10490 a potential dereference of PTR.
10492 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10494 PR rtl-optimization/20370
10495 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10496 call allocate_reg_info if necessary.
10498 PR rtl-optimization/21848
10499 * calls.c (emit_library_call_value_1): For const functions, add
10500 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10502 PR rtl-optimization/22445
10503 * cselib.c (target.h): Include.
10504 (rtx_equal_for_cselib_p): Allow commutative matches.
10505 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10506 Remove MODE parameter. Changed all callers.
10508 PR rtl-optimization/22258
10509 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10511 (try_combine): Use likely_spilled_retval_p.
10513 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10515 * config.gcc: Add crx-elf support.
10517 * doc/contrib.texi: Mention crx.
10518 * doc/extend.texi: Document crx extensions.
10519 * doc/install.texi: Document crx install.
10520 * doc/invoke.texi: Document crx options.
10521 * doc/md.texi: Document crx constraints.
10523 * config/crx/crx-protos.h: New file.
10524 * config/crx/crx.c: New file.
10525 * config/crx/crx.h: New file.
10526 * config/crx/crx.md: New file.
10527 * config/crx/crx.opt: New file.
10528 * config/crx/t-crx: New file.
10530 2005-07-22 Manfred Hollstein <mh@suse.com>
10532 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10534 (int_add_graph_edge): Likewise.
10535 (collapse_nodes): Likewise.
10536 (process_unification_queue): Likewise.
10538 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10539 Laurent GUERBY <laurent@guerby.net>
10541 PR tree-optimization/22336
10542 * function.c (record_block_change): Check for
10543 cfun->ib_boundaries_block.
10545 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10547 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10548 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10550 2005-07-21 DJ Delorie <dj@redhat.com>
10552 * toplev.c (warn_deprecated_use): Add warning control to warning
10554 * c-typeck.c (parser_build_binary_op): Likewise.
10555 (c_finish_if_stmt): Likewise.
10556 * c-common.c (check_function_sentinel): Likewise.
10557 (check_nonnull_arg): Likewise.
10559 2005-07-21 Richard Henderson <rth@redhat.com>
10562 * tree-complex.c (complex_ssa_name_components): New.
10563 (cvc_lookup): Allow entry not found.
10564 (create_components): Remove.
10565 (create_one_component_var, get_component_var): New.
10566 (get_component_ssa_name, set_component_ssa_name): New.
10567 (extract_component): Use get_component_ssa_name.
10568 (update_complex_components): Use set_component_ssa_name.
10569 (update_complex_components_on_edge): Likewise.
10570 (update_phi_components): Create new PHI nodes directly, instead
10571 of adding insns to edges.
10572 (tree_lower_complex): Allocate and free complex_variable_components
10573 and complex_ssa_name_components here.
10575 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10577 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10578 revert to returning false.
10580 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10583 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10585 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10588 * config/i386/i386.md (cmpxf): Change operand constraints
10589 to "nonmemory_operand".
10591 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10593 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10595 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10597 PR middle-end/21180
10598 * fold-const.c (fold_build1): Add checksum for the operands.
10599 (fold_build2): Likewise.
10600 (fold_build3): Likewise.
10602 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10604 PR middle-end/19055
10605 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10607 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10609 * common.opt (-fforward-propagate): Committed by mistake,
10612 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10614 * reg-stack.c: Fix comment typo(s).
10615 * tree-ssa-operands.c: Likewise.
10616 * tree-vectorizer: Likewise.
10618 2005-07-21 Nick Clifton <nickc@redhat.com>
10620 * config/sh/symbian.c: Replace C++ style line comments with C
10621 style line comments.
10622 (symbian_add_attribute): Do not use a ? operator on the LHS of
10624 (sh_symbian_handle_dll_attribute): Change the type of the
10625 method vector to "VEC(tree,gc)*" and use vector accessor
10626 macros to walk over the elements.
10627 (symbian_export_vtable_and_rtti_p): Likewise.
10628 (symbian_class_needs_attribute_p): Likewise.
10630 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10633 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10634 initialize targetm.resolve_overloaded_builtin here.
10635 (altivec_expand_overloaded_builtin): Make it non-static.
10636 * config/rs6000/rs6000-protos.h
10637 (altivec_expand_overloaded_builtin): New prototype.
10638 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10639 targetm.resolve_overloaded_builtin here.
10640 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10642 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10643 Zdenek Dvorak <dvorakz@suse.cz>
10645 PR tree-optimization/19210
10646 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10648 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10649 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10650 rely on unproven assumptions.
10651 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10652 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10653 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10654 to number_of_iterations_exit.
10655 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10656 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10657 * tree-ssa-loop-niter.c (find_loop_niter,
10658 estimate_numbers_of_iterations_loop): Likewise.
10659 (number_of_iterations_exit): Honor the new options.
10660 * doc/invoke.texi (Wunsafe-loop-optimizations,
10661 funsafe-loop-optimizations): Document them.
10663 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10665 PR rtl-optimization/22167
10666 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10668 2005-07-20 Adam Nemet <anemet@lnxw.com>
10670 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10671 __do_global_dtors_aux longcall.
10673 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10675 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10676 (old_special_pred_table): Don't reference
10677 SPECIAL_MODE_PREDICATES.
10678 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10679 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10680 * config/sh/predicates.h: Don't mention
10681 SPECIAL_MODE_PREDICATES.
10682 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10685 2005-07-20 DJ Delorie <dj@redhat.com>
10687 * config.gcc: Add m32c-elf support.
10689 * doc/contrib.texi: Mention m32c.
10690 * doc/extend.texi: Document m32c extensions.
10691 * doc/install.texi: Mention m32c.
10692 * doc/invoke.texi: Document m32c options.
10693 * doc/md.texi: Document m32c constraints.
10695 * config/m32c/addsub.md: New file.
10696 * config/m32c/bitops.md: New file.
10697 * config/m32c/cond.md: New file.
10698 * config/m32c/jump.md: New file.
10699 * config/m32c/m32c-lib1.S: New file.
10700 * config/m32c/m32c-lib2.c: New file.
10701 * config/m32c/m32c-modes.def: New file.
10702 * config/m32c/m32c-pragma.c: New file.
10703 * config/m32c/m32c-protos.h: New file.
10704 * config/m32c/m32c.abi: New file.
10705 * config/m32c/m32c.c: New file.
10706 * config/m32c/m32c.h: New file.
10707 * config/m32c/m32c.md: New file.
10708 * config/m32c/m32c.opt: New file.
10709 * config/m32c/minmax.md: New file.
10710 * config/m32c/mov.md: New file.
10711 * config/m32c/muldiv.md: New file.
10712 * config/m32c/predicates.md: New file.
10713 * config/m32c/prologue.md: New file.
10714 * config/m32c/shift.md: New file.
10715 * config/m32c/t-m32c: New file.
10717 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10719 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10720 (stack_protect_set, stack_protect_test): New expanders.
10721 (stack_protect_set_si, stack_protect_set_si_media,
10722 stack_protect_set_di_media, stack_protect_test_si,
10723 stack_protect_test_si_media, stack_protect_test_di_media):
10726 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10728 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10730 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10732 * tree.h (tree_expr_nonzero_p): Export.
10733 * fold-const.c (tree_expr_nonzero_p): Likewise.
10734 Return true for CALL_EXPRs that are alloca calls.
10735 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10737 * tree-flow.h (expr_computes_nonzero): Remove.
10738 * tree-vrp.c (expr_computes_nonzero): Remove.
10739 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10740 (extract_range_from_unary_expr): Likewise.
10741 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10742 tree_expr_nonzero_p.
10744 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10746 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10747 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10748 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10749 All callers changed.
10750 (frame_related_constant_load): New arg "related" which controls
10751 setting of RTX_FRAME_RELATED_P. All callers changed.
10752 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10753 (bfin_expand_prologue): Add stack limit checking.
10754 * config/bfin/bfin.md (trapifcc): New pattern.
10756 * config/bfin/bfin.c: Include "langhooks.h".
10757 (def_builtin): Go through lang_hooks to call builtin_function.
10759 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10760 * config/bfin/predicates.md (symbol_ref_operand): New.
10761 (call_insn_operand): Delete. All callers changed to use
10762 register_no_elim_operand.
10763 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10765 (function_arg): Use it to generate the call's operand 2.
10766 (bfin_longcall_p): New function.
10767 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10768 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10769 determine if the address needs to be in a REG.
10770 (bfin_handle_longcall_attribute): New function.
10771 (bfin_attribute_table): Add "longcall" and "shortcall".
10772 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10773 (CUMULATIVE_ARGS): New member call_cookie.
10774 (PREDICATE_CODES): Add symbol_ref_operand.
10775 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10776 extra USE to the pattern.
10777 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10778 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10779 sibcall_value_insn; now the new patterns handle direct calls and the
10780 old ones indirect calls.
10781 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10783 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10785 * doc/trouble.texi: Update section on handling of empty loops.
10787 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10789 * config.gcc: Remove support for sparc-*-openbsd*,
10790 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10792 * config.host: Remove support for i860-*-sysv4* as a host.
10793 * config/i860/*, config/ip2k/*, config/ns32k/*,
10794 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10795 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10796 mention obsolete ports.
10798 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10800 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10801 soft frame pointer.
10802 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10803 of frame_pointer_rtx.
10804 (sh_expand_epilogue): Likewise.
10805 (sh_set_return_address): Likewise.
10806 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10807 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10808 offsets from FRAME_POINTER_REGNUM.
10809 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10810 (sh_register_names): Add initializer for sfp.
10811 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10812 (VALID_REGISTER_P): Likewise.
10813 (FIRST_PSEUDO_REGISTER): Update.
10814 (DWARF_FRAME_REGISTERS): Define.
10815 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10816 (HARD_FRAME_POINTER_REGNUM): Define.
10817 (FRAME_POINTER_REGNUM): Redefine.
10818 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10819 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10820 from FRAME_POINTER_REGNUM.
10821 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10822 FRAME_POINTER_REGNUM.
10823 (REG_CLASS_CONTENTS): Add sfp.
10824 (REG_ALLOC_ORDER): Likewise.
10825 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10826 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10827 of frame_pointer_rtx.
10828 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10830 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10832 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10833 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10834 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10836 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10839 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10841 Make CONSTRUCTOR use VEC to store initializers.
10842 * c-common.c (complete_array_type): Update to cope with VEC in
10844 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10845 (pp_c_constructor_elts): New function.
10846 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10847 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10848 struct constructor_stack, struct initializer_stack,
10849 constructor_elements, push_init_level, pop_init_level,
10850 add_pending_init, find_init_member, output_init_element): Update to
10851 cope with VEC in CONSTRUCTOR_ELTS.
10852 * coverage.c (build_fn_info_value, build_ctr_info_value,
10853 build_gcov_info): Likewise.
10854 * expr.c (categorize_ctor_elements_1, store_constructor,
10855 expand_expr_real_1): Likewise.
10856 * fold-const.c (fold_ternary): Likewise.
10857 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10858 gimplify_init_constructor, gimplify_expr): Likewise.
10859 * tree-dump.c (dequeue_and_dump): Likewise.
10860 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10862 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10864 * tree-sra.c (generate_element_init_1): Likewise.
10865 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10866 * tree-ssa-operands.c (get_expr_operands): Likewise.
10867 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10868 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10869 (get_initial_def_for_reduction): Likewise.
10870 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10871 value handle in annotations.
10872 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10873 tree_node_structure): Add support for constr_kind.
10874 (build_vector_from_ctor, build_constructor_single,
10875 build_constructor_from_list): New functions.
10876 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10877 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10878 Update to cope with VEC in CONSTRUCTOR_ELTS.
10879 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10880 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10881 CONSTRUCTOR_APPEND_ELT): New macros.
10882 (struct constructor_elt, struct tree_constructor): New data types.
10883 (union tree_node): Add tree_constructor field.
10884 * treestruct.def: Define TS_CONSTRUCTOR.
10885 * varasm.c (const_hash_1, compare_constant, copy_constant,
10886 compute_reloc_for_constant, output_addressed_constants,
10887 initializer_constant_valid_p, output_constant,
10888 array_size_for_constructor, output_constructor): Update to cope with
10889 VEC in CONSTRUCTOR_ELTS.
10890 * vec.h (VEC_empty, VEC_copy): New macros.
10892 2005-07-19 Devang Patel <dpatel@apple.com>
10894 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10896 2005-07-19 Richard Henderson <rth@redhat.com>
10899 * gimplify.c (gimplify_expr): Use main variant type for the temp
10900 destination for a discarded volatile read.
10901 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10902 casts between non-void types that change volatility.
10904 2005-07-15 DJ Delorie <dj@redhat.com>
10906 * toplev.h: Add comment about the first parameter for warning().
10907 * errors.h: Likewise.
10909 * c.opt (Wpragmas): New.
10910 * doc/invoke.texi: Document it.
10912 * function.c (do_warn_unused_parameter): Add warning control to
10914 * c-decl.c (warn_if_shadowing): Likewise.
10915 * c-lex.c (cb_def_pragma): Likewise.
10916 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10917 (pop_alignment): Likewise.
10918 (handle_pragma_pack): Likewise.
10919 (apply_pragma_weak): Likewise.
10920 (handle_pragma_weak): Likewise.
10921 (handle_pragma_redefine_extname): Likewise.
10922 (add_to_renaming_pragma_list): Likewise.
10923 (handle_pragma_extern_prefix): Likewise.
10924 (maybe_apply_renaming_pragma): Likewise.
10925 (handle_pragma_visibility): Likewise.
10927 * config/c4x/c4x-c.c (BAD): Likewise.
10928 (c4x_parse_pragma): Likewise.
10929 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10930 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10931 (rs6000_pragma_longcall): Likewise.
10932 * config/v850/v850-c.c (pop_data_area): Likewise.
10933 (ghs_pragma_section): Likewise.
10934 (ghs_pragma_section): Likewise.
10935 (ghs_pragma_interrupt): Likewise.
10936 (ghs_pragma_starttda): Likewise.
10937 (ghs_pragma_startsda): Likewise.
10938 (ghs_pragma_startzda): Likewise.
10939 (ghs_pragma_endtda): Likewise.
10940 (ghs_pragma_endsda): Likewise.
10941 (ghs_pragma_endzda): Likewise.
10943 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10944 Kenneth Zadeck <zadeck@naturalbridge.com>
10946 * Makefile.in: Removed tree-promote-statics.c
10947 * tree-promote-statics.c: Removed.
10948 * common.opt: Removed flag-promote-statics.
10950 * passes.c: Removed tree-promote-statics pass.
10951 * tree-pass.h: Ditto.
10952 * timevar.def: Removed TV_PROMOTE_STATICS.
10955 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10957 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10959 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10961 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10964 * c-common.c (check_function_arguments): Call
10965 'check_function_format' if either -Wformat or
10966 -Wmissing-format-attribute are specified.
10967 * c-format.c (check_function_format): Check -Wformat before
10968 calling 'check_format_info'.
10969 * c-opts.c (c_common_post_options): Don't warn for
10970 -Wmissing-format-attribute without -Wformat.
10971 * c-typeck.c (convert_for_assignment): Detect additional cases for
10972 -Wmissing-format-attribute.
10973 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10976 2005-07-19 Richard Guenther <rguenther@suse.de>
10978 * config/i386/i386.md (lrint<mode>2): Use temporary
10979 instead of clobbering non-existent memory.
10981 2005-07-19 Nick Clifton <nickc@redhat.com>
10983 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10984 statement to avoid displaying ASCII control characters.
10986 2005-07-19 Ben Elliston <bje@au.ibm.com>
10988 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10989 * cfganal.c (find_edge_index): Ditto.
10990 * combine.c (combine_instructions): Ditto.
10991 * ddg.c (create_scc): Ditto.
10992 (find_successors): Ditto.
10993 (find_predecessors): Ditto.
10994 (find_nodes_on_paths): Ditto.
10995 (longest_simple_path): Ditto.
10996 * flow.c (update_life_info): Ditto.
10997 (count_or_remove_death_notes): Ditto.
10998 (clear_log_links): Ditto.
10999 * modulo-sched.c (generate_reg_moves): Ditto.
11000 (find_max_asap): Ditto.
11001 (find_max_hv_min_mob): Ditto.
11002 (find_max_dv_min_mob): Ditto.
11003 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11004 * sched-rgn.c (extract_edgelst): Ditto.
11005 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11006 (dump_update_ssa): Ditto.
11007 (ssa_names_to_replace) Ditto.
11008 (switch_virtuals_to_full_rewrite): Ditto.
11009 (update_ssa): Ditto.
11010 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11012 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11014 Fix PR tree-optimization/22483
11016 * tree-complex.c (create_components): Use
11017 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11018 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11019 * tree-flow.h (safe_referenced_var_iterator): New structure.
11020 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11021 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11022 safe_referenced_var iterator.
11023 (add_type_alias): Ditto.
11025 2005-07-19 Steven Bosscher <stevenb@suse.de>
11027 * loop-init.c (rest_of_handle_loop2): Remove.
11028 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11029 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11030 (pass_rtl_loop_init, pass_rtl_loop_done,
11031 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11032 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11033 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11034 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11035 pass_tree_loop_done, and pass_tree_unswitch.
11036 (gate_loop): Rename to gate_tree_loop.
11037 * passes.c (init_optimization_passes): Update for renamed tree
11038 loop passes. Add the new loop2 passes as subpasses of loop2.
11039 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11040 Update for the renamed tree loop passes.
11042 2005-07-18 Ian Lance Taylor <ian@airs.com>
11044 PR middle-end/22057
11045 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11046 blocks when optimizing.
11048 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11050 * common.opt (frename-registers): Initialize to 2.
11052 (fgcse-after-reload): Ditto.
11053 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11054 (process_options): Only change flag_web, flag_rename_registers,
11055 and flag_rerun_cse_after_loop if not explicitly set by user.
11057 2005-07-18 Jan Beulich <jbeulich@novell.com>
11059 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11060 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11061 in 64-bit mode the same as DImode in 32-bit mode.
11062 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11063 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11064 mode. Add new mode parameter.
11065 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11066 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11067 x86_64_shift_adj): New expanders.
11068 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11069 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11071 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11072 DImode shift splitters.
11073 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11074 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11077 2005-07-18 Jan Beulich <jbeulich@novell.com>
11079 * i386.md (movdi_extzv_1): New.
11080 (zero_extendhidi2): Combine alternatives and never force use of
11082 (zero_extendqidi2): Likewise. Don't restrict input selection.
11084 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11086 Fix PR tree-optimization/22531
11087 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11090 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11092 * tree-promote-statics.c (pass_promote_statics): Change dump file
11095 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11097 * tree-optimize.c (init_tree_optimization_passes): Add
11098 pass_eliminate_useless_stores pass.
11099 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11100 * tree-ssa-pre.c (is_copy_stmt): New function.
11101 (follow_copies_till_vuse): Ditto.
11102 (do_eustores): Ditto.
11103 (gate_eustores): Ditto.
11105 2005-07-16 Richard Henderson <rth@redhat.com>
11107 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11109 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11110 Kenneth Zadeck <zadeck@naturalbridge.com>
11112 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11113 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11114 ipa-type-escape.h, tree-promote-statics.c
11115 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11116 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11117 tree-promote-statics.c: new files.
11118 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11119 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11120 int nonlocal_set_p, mark_constant_function): Deleted.
11121 (rest_of_handle_cfg): Removed call to mark_constant_function.
11122 (nonoverlapping_component_refs_p): Added calls to support
11123 type based aliasing.
11124 * tree-ssa-alias.c (may_alias_p,
11125 compute_flow_insensitive_aliasing): Ditto.
11126 * calls.c (flags_from_decl_or_type): Removed reference to
11128 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11129 too many arguments. This is necessary for Spec 2000.
11130 * cgraph.h (const_function, pure_function): Removed.
11131 * common.opt: Added "fipa-pure-const", "fipa-reference",
11132 "fipa-type-escape", and "ftree-promote-static".
11134 * passes.c: Added ipa and tree-promote-statics passes.
11135 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11136 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11137 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11138 * tree-flow.h: Added exposed sra calls and addition of
11139 reference_vars_info field for FUNCTION_DECLS.
11140 * tree-pass.h: Added passes.
11141 * tree-sra.c: (sra_init_cache): New function.
11142 (sra_insert_before, sra_insert_after) Made public.
11143 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11145 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11146 aliasing. (may_alias_p): Added code to use type escape analysis to
11147 improve alias sets.
11148 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11149 code to prune clobbers of static variables based on information
11150 produced in ipa-reference pass. Changed call clobbering so that
11151 statics are not marked as clobbered if the call does not clobber
11154 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11156 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11159 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11161 * doc/install.texi (*-*-solaris2*): Document recommended version
11162 of GNU binutils and mention GNU linker problem on Solaris 10.
11164 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11167 * c-decl.c (c_build_bitfield_integer_type): New function.
11168 (finish_struct): Call it.
11169 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11171 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11173 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11176 2005-07-16 Jan Hubicka <jh@suse.cz>
11178 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11179 (scale_bbs_frequencies_int): Watch roundoff errors.
11180 * predict.c (return_prediction): Initialize return_stmt.
11182 2005-07-16 Jan Hubicka <jh@suse.cz>
11184 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11185 after RTL profiling.
11187 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11189 PR middle-end/22398
11190 * fold-const.c (build_range_check): Convert high/low to etype
11191 if we are only comparing against exp.
11193 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11195 Fix PR tree-optimization/22376
11196 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11198 (need_to_solve): New function.
11199 (compute_points_to_sets): Use it.
11201 2005-07-15 Jan Hubicka <jh@suse.cz>
11203 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11204 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11206 2005-07-15 Richard Guenther <rguenther@suse.de>
11208 * c-common.c (handle_flatten_attribute): New function.
11209 Add flatten function attribute.
11210 * doc/extend.texi: Document flatten function attribute.
11211 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11212 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11214 (cgraph_decide_inlining): Handle functions with flatten
11217 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11219 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11220 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11221 UNSPEC_XCHG, UNSPEC_AND): New.
11222 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11223 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11224 * config/rs6000/sync.md (FETCHOP): New code macro.
11225 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11227 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11228 (sync_compare_and_swap<mode>): Same.
11229 (sync_lock_test_and_set<mode>): Same.
11230 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11231 for QImode and HImode, and not PPC405.
11232 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11233 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11234 (sync_<fetchop>{si,di}_internal): New.
11235 (sync_nand{si,di}_internal): New.
11236 (sync_old_<fetchop>{si,di}_internal): New.
11237 (sync_old_nand{si,di}_internal): New
11238 (sync_new_<fetchop>{si,di}_internal): New.
11239 (sync_new_nand{si,di}_internal): New.
11240 (atomic_and{si,di}): New.
11241 (sync_new_nand{si,di}_internal): New.
11242 (atomic_and{si,di}): New.
11243 (sync_add<mode>_internal): Delete.
11244 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11245 (sync_sub<mode>_internal): Delte.
11246 (sync_subshort_internal): New.
11247 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11248 (sync_anddi_internal): Delete.
11249 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11250 (sync_booldi_internal): Delete.
11251 (sync_boolc<mode>_internal): Delete.
11252 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11253 (sync_boolc<mode>_internal2): Delete.
11254 (sync_boolcc<mode>_internal): Delete.
11255 (isync, lwsync): Use unspec instead of unspec_volatile.
11256 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11257 Revert UNSPEC_VOLATILE.
11258 (rs6000_split_atomic_op): New.
11259 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11261 2005-07-14 Eric Christopher <echristo@redhat.com>
11263 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11264 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11266 2005-07-14 Eric Christopher <echristo@redhat.com>
11268 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11270 2005-07-14 Steven Bosscher <stevenb@suse.de>
11272 PR tree-optimization/22230
11273 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11274 the computation of the four cross productions for "range op range".
11276 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11277 Ulrich Weigand <uweigand@de.ibm.com>
11280 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11283 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11285 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11287 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11289 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11291 2005-07-14 Richard Guenther <rguenther@suse.de>
11293 PR middle-end/22347
11294 * config/i386/i386-protos.h (ix86_function_value): Change
11295 prototype to match new target hook.
11296 * config/i386/i386.c (ix86_value_regno): Change prototype
11297 to take extra type argument.
11298 (TARGET_FUNCTION_VALUE): Define.
11299 (ix86_function_ok_for_sibcall): Pass extra argument to
11300 ix86_value_regno, check return slot rtx for exact match.
11301 (ix86_function_value): Take extra parameter. Dispatch to
11302 ix86_value_regno with fndecl/fntype as provided.
11303 (ix86_value_regno): Handle extra type argument.
11304 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11306 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11307 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11308 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11309 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11310 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11312 2005-07-14 Richard Guenther <rguenther@suse.de>
11314 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11315 * calls.c (expand_call): Pass fntype to hard_function_value.
11316 (emit_library_call_value_1): Likewise.
11317 * explow.c: Include target.h.
11318 (hard_function_value): Take extra argument, the fntype.
11319 Use new target hook for function_value.
11320 * expr.h (hard_function_value): Change prototype.
11321 * function.c (aggregate_value_p): Pass 0 as fntype to
11322 hard_function_value.
11323 (assign_parms): Use new target hook for function_value.
11324 Pass 0 as fntype to hard_function_value.
11325 (expand_function_end): Likewise.
11326 * reg-stack.c: Include target.h.
11327 (stack_result): Use new target hook for function_value.
11328 * target-def.h: New target hook function_value.
11329 * target.h: Likewise.
11330 * targhooks.c (default_function_value): New function.
11331 * targhooks.h (default_function_value): Declare.
11333 2005-07-13 Ian Lance Taylor <ian@airs.com>
11335 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11337 2005-07-14 Jan Hubicka <jh@suse.cz>
11339 * tree-dfa.c (dump_variable): Use default_def function.
11340 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11341 * tree-ssa.c (verify_use): Likewise.
11342 * tree-ssanames.c (release_ssa_name): Likewise.
11343 * tree-tailcall.c (eliminate_tail_call): Likewise.
11344 (tree_optimize_tail_calls_1): Likewise.
11345 * tree-vrp.c (get_value_range): Likewise.
11347 2005-07-14 Ben Elliston <bje@au.ibm.com>
11349 * gcc.c (main): Compare language[0] with '*' when iterating over
11352 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11354 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11355 "s390_emit_compare". Add handling of CCZ1mode.
11356 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11357 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11359 (s390_branch_condition_mask): Add CCZ1mode handling.
11360 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11361 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11362 Use CCZ1mode instead of CCZmode.
11363 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11365 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11367 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11369 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11371 2005-07-13 Eric Christopher <echristo@redhat.com>
11373 * config/mips/mips.c (mips_canonicalize_comparison): New.
11374 (mips_emit_int_relational): Use.
11376 2005-07-13 Eric Christopher <echristo@redhat.com>
11378 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11379 static extra parts.
11380 * config/s390/s390.md: Include tpf.md. Move tpf specific
11382 * config/s390/tpf.md: To here.
11383 * config/s390/s390.opt: Move tpf specific options...
11384 * config/s390/tpf.opt: to here. Add mmain option.
11385 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11386 * config/s390/tpf.h: Rewrite.
11388 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11390 * doc/tm.texi: Remove @xref{Cross-profiling}.
11392 2005-07-13 Jeff Law <law@redhat.com>
11394 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11395 expressions, test their _DECL operands for pointer equality rather
11396 than using operand_equal_p.
11398 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11400 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11401 (TARGET_POSIX_IO): This.
11402 * config/darwin.h: Likewise.
11403 * config/freebsd.h: Likewise.
11404 * config/linux.h: Likewise.
11405 * config/lynx.h: Likewise.
11406 * config/netbsd.h: Likewise.
11407 * config/rs6000/linux64.h: Likewise.
11408 * config/rs6000/linux.h: Likewise.
11409 * config/s390/tpf.h: Likewise.
11410 * config/sh/embed-elf.h: Likewise.
11411 * config/sparc/linux64.h: Likewise.
11412 * config/sparc/linux.h: Likewise.
11413 * config/svr4.h: Likewise.
11414 * gcov-io.h: Likewise.
11416 * doc/tm.texi: Updated.
11418 * libgcov.c (create_file_directory): Defined only if
11419 TARGET_POSIX_IO is defined.
11420 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11423 2005-07-13 Jan Hubicka <jh@suse.cz>
11425 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11427 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11429 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11430 structure as argument.
11432 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11434 PR tree-optimization/21921
11435 * tree-iterator.c (tsi_link_before): Support the case when
11436 tsi_end_p (tsi) == true.
11438 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11440 PR tree-optimization/22442
11441 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11444 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11446 PR rtl-optimization/20376
11447 * toplev.c (process_options): Enable -fweb and -frename-registers when
11449 * doc/invoke.texi: Update the information about when -fweb and
11450 -frename-registers are enabled.
11452 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11455 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11456 if *rhs_p is not a SSA_NAME.
11458 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11460 Fix PR tree-optimization/22422
11461 * tree-ssa-structalias.c (struct variable_info): Add flag for
11463 (get_varinfo): Now a static function.
11464 (new_varinfo): init has_union and is_special_var to false.
11465 (solution_set_add): Check has_union.
11466 (do_da_constraint): Move temporary variable so it gets reset
11468 Also check for special variable.
11469 (do_ds_constraint): Ditto.
11470 (do_sd_constraint): Ditto.
11471 (do_structure_copy): Check for special variable.
11472 (find_func_aliases): Ditto.
11473 (init_base_vars): Set special vars properly.
11475 2005-07-13 Jan Hubicka <jh@suse.cz>
11477 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11480 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11481 (get_expr_operands): Fix thinko wrt flags and subvars.
11483 PR tree-optimize/22379
11484 * tree-inline.c (expand_call_inline): Do not output sorry in early
11487 2005-07-12 Dale Johannesen <dalej@apple.com>
11489 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11491 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11494 * host-linux.h: Include limits.h.
11496 2005-07-12 Dale Johannesen <dalej@apple.com>
11498 * expr.c (compress_float_constant): Add cost check.
11499 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11501 2005-07-12 Dale Johannesen <dalej@apple.com>
11503 * gcc.target/i386/compress-float-sse.c: New.
11504 * gcc.target/i386/compress-float-sse-pic.c: New.
11505 * gcc.target/i386/compress-float-387.c: New.
11506 * gcc.target/i386/compress-float-387-pic.c: New.
11507 * gcc.dg/compress-float-ppc.c: New.
11508 * gcc.dg/compress-float-ppc-pic.c: New.
11510 2005-07-12 Eric Christopher <echristo@redhat.com>
11512 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11513 static extra parts.
11514 * config/s390/s390.md: Include tpf.md. Move tpf specific
11516 * config/s390/tpf.md: To here.
11517 * config/s390/s390.opt: Move tpf specific options...
11518 * config/s390/tpf.opt: to here. Add mmain option.
11519 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11520 * config/s390/tpf.h: Rewrite.
11522 2005-07-12 Eric Christopher <echristo@redhat.com>
11524 * gcc.c (struct infile): Update comment for language.
11525 (main): Rewrite input file resetting code.
11527 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11530 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11531 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11532 (lookup_avail_expr): Use constant_boolean_node instead
11533 of boolean_false_node/boolean_true_node.
11535 2005-07-12 Ben Elliston <bje@au.ibm.com>
11537 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11538 and use it when printing num_edges.
11540 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11542 * doc/extend.texi (Blackfin Built-in Functions): New section.
11543 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11546 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11548 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11549 s/cmpstrsi/cmpstrnsi
11550 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11552 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11553 (init_optabs): Initialize cmpstrn_optab.
11554 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11555 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11556 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11557 * config/i386/i386.md: s/cmpstr/cmpstrn
11558 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11559 * doc/md.texi: Update documentation.
11561 2005-07-11 Richard Henderson <rth@redhat.com>
11563 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11564 build_va_arg_indirect_ref.
11565 (alpha_gimplify_va_arg): Likewise.
11566 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11567 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11568 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11569 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11570 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11571 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11573 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11575 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11577 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11578 * passes.c (init_optimization_passes): Add pass_empty_loop.
11579 * tree-pass.h (pass_empty_loop): Declare.
11580 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11581 try_remove_empty_loop, remove_empty_loops): New functions.
11582 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11583 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11585 2005-07-12 Peter Barada <peter@the-baradas.com>
11587 PR middle-end/16719
11588 PR middle-end/18421
11589 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11590 in address registers.
11591 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11592 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11593 alternative of addsi3_5200.
11595 2005-07-11 Ian Lance Taylor <ian@airs.com>
11597 * config/mips/mips.md (ffs<mode>2): Remove.
11599 2005-07-11 Ian Lance Taylor <ian@airs.com>
11601 * doc/tree-ssa.texi (Cleanups): Improve description of
11603 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11605 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11607 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11608 * tree.h (DECL_ARGUMENT_FLD): New macro.
11610 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11612 Fix PR tree-optimization/22404
11614 * tree-ssa-structalias.c (create_variable_info_for): Use
11617 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11619 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11620 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11621 for second comparison operand.
11622 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11624 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11625 (define_insn_reservation "alu"): Likewise.
11626 (csync, ssync): Now of type sync.
11627 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11628 -mcsync-anomaly -mspecld-anomaly.
11629 * config/bfin/bfin.opt (mcsync): Remove.
11630 (mcsync-anomaly, mspecld-anomaly): Add.
11631 * config/bfin/bfin.c: Include "insn-codes.h".
11632 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11633 (TARGET_DEFAULT_TARGET_FLAGS): New.
11634 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11636 2005-07-11 Steven Bosscher <stevenb@suse.de>
11638 * basic-block.h: Give the BB flags enum a name, bb_flags.
11639 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11640 * cfgcleanup.c (enum bb_flags): Remove here.
11641 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11642 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11643 (update_forwarder_flag): Likewise.
11644 (thread_jump): Likewise.
11645 (try_forward_edges): Likewise.
11646 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11647 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11648 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11650 2005-07-11 Richard Guenther <rguenther@suse.de>
11652 * config/i386/i386.opt: New target option -msseregparm.
11653 * config/i386/i386.c (override_options): Error out for
11654 -msseregparm but no SSE support.
11655 (ix86_function_sseregparm): Check for global sseregparm.
11656 * doc/invoke.texi: Document -msseregparm.
11658 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11660 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11661 (m32rle-*-linux*): Ditto.
11663 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11665 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11666 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11669 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11671 PR middle-end/22239
11673 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11674 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11676 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11678 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11679 (varmap): Heapify varmap.
11680 (constraints): Heapify constraints.
11681 (struct constraint_graph): Heapify succs and preds.
11682 (constraint_vec_find): Update for heapification.
11683 (constraint_set_union): Ditto.
11684 (insert_into_complex): Ditto.
11685 (constraint_edge_vec_find): Ditto.
11686 (erase_graph_self_edge): Ditto.
11687 (add_graph_edge): Ditto.
11688 (get_graph_weights): Ditto.
11689 (merge_graph_nodes): Ditto.
11690 (build_constraint_graph): Ditto.
11691 (topo_visit): Ditto.
11692 (solve_graph): Ditto.
11693 (create_variable_info_for): Ditto.
11694 (init_base_vars): Ditto.
11695 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11696 (condese_varmap_nodes): Free complex vector.
11697 (clear_edges_for_node): Clear succs and preds vector.
11699 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11701 * tree-ssa-structalias.c (update_alias_info): Change counting of
11702 references to not include vdefs.
11704 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11706 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11707 (up_insert): Ditto.
11709 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11711 * pa.c (pa_commutative_p): Make PLUS commutative when
11712 TARGET_NO_SPACE_REGS is true.
11714 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11716 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11717 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11718 * tree-dfa.c (dump_subvars_for): New.
11719 (debug_subvars_for): New.
11720 (dump_variable): Show subvariables if VAR has them.
11721 * tree-flow-inline.h (get_subvar_at): New.
11722 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11723 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11725 (struct subvar): Change fields offset and size to unsigned
11727 (dump_subvars_for): Declare.
11728 (debug_subvars_for): Declare.
11729 (get_subvar_at): Declare.
11730 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11731 to unsigned HOST_WIDE_INT *.
11732 (overlap_subvar): Likewise.
11733 * tree-gimple.c (is_gimple_reg): Always return false for
11734 SFTs and memory tags.
11735 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11736 Update all callers.
11737 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11738 (compute_may_aliases): Call compute_points_to_sets.
11739 (collect_points_to_info_for): Remove.
11740 (compute_points_to_and_addr_escape): Remove.
11741 (delete_alias_info): Call delete_points_to_sets.
11742 (compute_flow_sensitive_aliasing): If the call to
11743 find_what_p_points_to returns false, call set_pt_anything.
11744 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11745 (set_pt_anything): Clear pi->pt_vars.
11746 (set_pt_malloc): Remove.
11747 (merge_pointed_to_info): Remove.
11748 (add_pointed_to_expr): Remove.
11749 (add_pointed_to_var): Remove.
11750 (collect_points_to_info_r): Remove.
11751 (is_escape_site): Make extern.
11753 (create_overlap_variables_for): Call it.
11754 * tree-ssa-copy.c (merge_alias_info): Never merge
11755 flow-sensitive alias information.
11756 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11757 offset and size to be unsigned HOST_WIDE_INT.
11758 (add_to_addressable_set): Rename from note_addressable.
11759 Set TREE_ADDRESSABLE as the variables are added to the set.
11761 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11762 operands into VUSEs when adding V_MAY_DEFs for members in an
11764 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11765 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11766 (struct variable_info): Add bitfield is_heap_var.
11767 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11768 (new_var_info): Initialize is_heap_var.
11769 (get_constraint_for): Add HEAP variables to the symbol table.
11770 Mark them with is_heap_var.
11771 (update_alias_info): New. Taken mostly from the old
11772 compute_points_to_and_addr_escape.
11773 (handle_ptr_arith): New.
11774 (find_func_aliases): Call update_alias_info.
11775 Call handle_ptr_info for tcc_binary expressions.
11776 Call mark_stmt_modified.
11777 (create_variable_info_for): If DECL has subvars, do not create
11778 variables for its subvars. Always add all the fields.
11779 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11780 SFTs, then add all the SFTs of the structure.
11781 If VI->DECL is an aggregate with subvariables, add the SFT at
11783 (find_what_p_points_to): If VI is an artificial variable,
11784 translate to bitfields in SSA_NAME_PTR_INFO.
11785 If the solution is empty, set pi->pt_vars to NULL
11786 (init_base_vars): Create ANYOFFSET.
11787 (compute_points_to_sets): Rename from create_alias_vars.
11789 (pass_build_pta): Remove.
11790 (delete_points_to_sets): Rename from delete_alias_vars.
11791 (pass_del_pta): Remove.
11792 * tree-ssa-structalias.h (struct alias_info): Move from
11794 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11795 NUM_REFERENCES_SET): Likewise.
11796 (compute_points_to_sets, delete_points_to_sets): Declare.
11798 2005-07-09 Richard Henderson <rth@redhat.com>
11800 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11801 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11802 alpha_split_lock_test_and_set_12): New functions.
11803 * config/alpha/alpha-protos.h: Update.
11804 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11805 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11806 * config/alpha/sync.md (I12MODE): New.
11807 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11808 (sync_<fetchop_name><I48MODE>): Likewise.
11809 (sync_nand<I48MODE>): Likewise.
11810 (sync_old_<fetchop_name><I48MODE>): Likewise.
11811 (sync_new_<fetchop_name><I48MODE>): Likewise.
11812 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11813 (sync_compare_and_swap<I48MODE>): Likewise.
11814 (sync_lock_test_and_set<I48MODE>): Likewise.
11815 (sync_compare_and_swap<I12MODE>): New.
11816 (sync_compare_and_swap<I12MODE>_1): New.
11817 (sync_lock_test_and_set<I12MODE>): New.
11818 (sync_lock_test_and_set<I12MODE>_1): New.
11820 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11824 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11826 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11828 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11829 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11831 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11834 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11836 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11838 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11839 memory_operand constraint.
11840 (store_conditional_<mode>): Same.
11841 (sync_compare_and_swap<mode>): Same.
11842 (sync_lock_test_and_set<mode>): Same.
11844 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11846 Rewrite PIC support to more closely model actual instructions.
11847 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11848 (cris_symbol): Remove prototypes for removed functions.
11849 (cris_pic_symbol_type_of, cris_valid_pic_const)
11850 (cris_expand_pic_call_address): Prototypes for new functions.
11851 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11853 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11855 <case ':'>: Add case for new punctuation character.
11856 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11857 emitting (extra) PIC modifier.
11858 <case UNSPEC>: Do not assert for PLT.
11859 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11860 (cris_expand_prologue, cris_expand_epilogue): Check
11861 for pic_offset_table_rtx usage instead of taking
11862 current_function_uses_pic_offset_table as the final word.
11863 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11864 Remove flag_pic difference.
11865 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11866 the moral equivalents of...
11867 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11869 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11870 (cris_handle_option): Mark ARG as unused.
11871 (cris_expand_pic_call_address): New worker function for "call",
11873 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11874 output PIC constructs here.
11875 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11876 as symbol-specific modifers, not whole or part of operands.
11877 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11878 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11879 constants and flag_pic.
11880 (CONSTANT_INDEX_P): Adjust for new functions.
11881 (enum cris_pic_symbol_type): New helper type.
11882 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11883 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11884 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11886 ("movsi"): Emit actual instructions for GOT and relative access.
11887 ("*movsi_got_load"): New pattern to set up the register holding
11889 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11890 Adjust FIXME for 'S'.
11891 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11892 Use "movs" for -fpic cases.
11893 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11894 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11895 ("call", "call_value"): Just call cris_expand_pic_call_address for
11897 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11898 Remove special pattern.
11899 ("*expanded_call_side", "*expanded_call_value_side"): New
11901 (gotplt-to-plt, gotplt-to-plt-side-call)
11902 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11904 * config/cris/cris/predicates.md
11905 ("cris_general_operand_or_gotless_symbol"): Remove unused
11907 ("cris_general_operand_or_symbol"): Adjust for new functions.
11909 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11911 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11913 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11915 * Makefile.in (TREE_H): Add treestruct.def.
11916 (c-decl.o): Add pointer-set.h
11917 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11918 visibility on regular DECL's.
11919 (merge_decls): Fix the copying of decl nodes of various types for
11920 the new structures. Don't update RTL, section name, weak status,
11921 etc, on DECL's without RTL.
11922 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11923 Don't check volatile on non-variable types.
11924 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11925 to check whether we have seen arguments.
11926 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11927 flag is checked before field (flag is common, field is not).
11928 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11929 TS_DECL_COMMON could have an origin.
11930 (add_location_or_const_value_attribute): Don't check section name
11931 on non-var/function decls.
11932 (dwarf2out_var_location): Reverse order of tests.
11933 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11934 with DECL_WRTL_CHECK.
11935 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11936 * fold-const.c (fold_binary): Don't check weakness on
11937 non-var/function decls.
11938 (tree_expr_nonzero_p): Ditto.
11939 (fold_checksum_tree): Use tree_decl_extra as sizeof
11941 * ggc-page.c (extra_order_size_table): Add sizes for
11942 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11944 * gimplify.c (gimplify_bind_expr): Only set
11945 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11946 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11948 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11949 * langhooks.h (init_ts). New langhook.
11950 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11951 * print-tree.c (print_node): Update to only print fields that
11952 exist in the structures the passed decl has.
11953 * toplev.c (wrapup_global_declarations): Don't reset
11954 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11955 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11956 * tree-inline.c (remap_decl): Ditto.
11957 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11958 * tree-pretty-print.c (print_declaration): Don't print
11959 DECL_REGISTER on things that don't contain it.
11960 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11961 non-var/function decls.
11962 * tree.c (tree_contains_struct): New structure.
11963 (init_priority_for_decl): New hashtable.
11964 (tree_int_map): New structure.
11965 (tree_int_map_eq): New function.
11966 (tree_int_map_marked_p): Ditto.
11967 (tree_int_map_hash): Ditto.
11968 (tree_map): Move to tree.h.
11969 (tree_map_eq): Externalize.
11970 (tree_map_hash): Ditto.
11971 (tree_map_marked_p): Ditto.
11972 (init_ttree): Set up tree_contains_struct and call langhook.
11973 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11974 (tree_code_size): Update for new structures.
11975 (tree_node_structure): Update for new structures.
11976 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11978 (copy_node_stat): Copy init priority.
11979 (build_decl_stat): Ditto for visibility.
11980 (ts_enum_names): New.
11981 (tree_contains_struct_check_failed): New function.
11982 (decl_init_priority_lookup): Ditto.
11983 (decl_init_priority_insert): Ditto.
11984 * treestruct.def: New file.
11985 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11986 (CONTAINS_STRUCT_CHECK): Ditto.
11987 (tree_contains_struct_check_failed): New prototype.
11988 (DECL_CHECK): Removed.
11989 (DECL_MINIMAL_CHECK): New.
11990 (DECL_COMMON_CHECK): Ditto.
11991 (DECL_WRTL_CHECK): Ditto.
11992 (DECL_NON_COMMON_CHECK): Ditto.
11993 (DECL_WITH_VIS_CHECK): Ditto.
11994 (VAR_OR_FUNCTION_DECL_P): Ditto
11995 (struct tree_decl_minimal): New structure.
11996 (struct tree_decl_common): Ditto.
11997 (struct tree_decl_with_rtl): Ditto.
11998 (struct tree_decl_with_vis): Ditto.
11999 (struct tree_decl_non_common): Ditto.
12000 (struct tree_field_decl): Ditto.
12001 (struct tree_parm_decl): Ditto.
12002 (struct tree_var_decl): Ditto.
12003 (struct tree_function_decl): Ditto.
12004 (struct tree_const_decl): Ditto.
12005 (struct tree_result_decl): Ditto.
12006 (union tree_node): Add new structures.
12007 * var-tracking.c (track_expr_p): Reverse order of tests.
12009 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12011 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12013 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12014 * system.h: Poison FINALIZE_PIC.
12015 * doc/tm.texi (FINALIZE_PIC): Remove.
12017 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12020 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12021 to the correct type if we have a MODIFY_EXPR.
12023 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12025 PR tree-optimization/22360
12026 * tree.c (upper_bound_in_type): Fix calculations for casting
12027 to a non-wider signed type and casting a signed value to a
12028 wider unsigned type.
12029 (lower_bound_in_type): Fix calculations for casting to a
12030 non-wider signed type.
12032 PR tree-optimization/20139
12033 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12035 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12036 fold_cond_expr_cond.
12037 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12038 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12040 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12043 * tree-complex.c (expand_complex_libcall): Produce
12044 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12046 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12048 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12049 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12050 b" assert and inserted fastpath code for this case.
12051 (bitmap_ior): Removed "a != b" assert.
12053 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12055 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12056 (ENDFILE_SPEC): Likewise.
12057 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12059 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12060 a large stack frame at epilogue.
12062 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12064 * final.c: Include sdbout.h when required.
12066 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12068 * config.gcc (*-*-darwin*): Only one target-specific header file
12069 for generic darwin.
12070 (powerpc-*-darwin*): Add version-specific header files.
12071 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12072 * config.in: Regenerate.
12073 * configure: Regenerate.
12074 * gcc.c: Include xregex.h.
12075 (version_compare_spec_function): New.
12076 (spec_function): Add version-compare.
12077 (replace_outfile_spec_function): Reformat comment.
12078 (compare_version_strings): New.
12079 * config/darwin-c.c (version_as_macro): New.
12080 (builtin_define): New.
12081 (darwin_cpp_builtins): New.
12082 * config/darwin-protos.h (darwin_cpp_builtins): New.
12083 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12084 (LIB_SPEC): Make unconditional, update comment.
12085 (TARGET_C99_FUNCTIONS): Define.
12086 * config/darwin.opt: Sort.
12087 (mmacosx-version-min=): New.
12088 * config/darwin7.h: Delete.
12089 * config/darwin8.h: Delete.
12090 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12091 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12092 (TARGET_C99_FUNCTIONS): Define.
12093 * config/rs6000/darwin7.h: New.
12094 * config/rs6000/darwin8.h: New.
12095 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12096 (-mmacosx-version-min): Document.
12098 2005-07-07 Ian Lance Taylor <ian@airs.com>
12100 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12102 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12104 PR middle-end/22239
12105 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12107 2005-07-07 Khem Raj <kraj@mvista.com>
12109 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12110 in bytes, not words.
12112 2005-07-07 Paul Brook <paul@codesourcery.com>
12114 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12115 DEFAULT_FUNCTION_ARG_PADDING to upward.
12117 2005-07-07 Richard Henderson <rth@redhat.com>
12119 * function.c (locate_and_pad_parm): Record parameter alignment in
12120 stack_alignment_needed.
12122 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12124 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12125 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12126 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12127 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12128 (define_attr "type"): Add isync, sync, load_l, store_c.
12129 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12130 Create scratch volatile MEM.
12131 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12133 (load_locked_<mode>): New.
12134 (store_conditional_<mode>): New.
12135 (sync_compare_and_swap<mode>): Replace with splitter.
12136 (sync_lock_test_and_set<mode>): Replace with splitter.
12137 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12139 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12140 is ics. Attribute isync.
12141 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12143 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12144 and UNSPECV_SYNC_OP.
12145 (emit_unlikely_jump): New.
12146 (emit_load_locked): New.
12147 (emit_store_conditional): New.
12148 (rs6000_split_compare_and_swap): New.
12149 (rs6000_split_lock_test_and_set): New.
12150 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12151 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12152 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12153 rs6000_split_lock_test_and_set): Declare.
12154 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12155 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12156 store_c, isync, sync.
12158 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12160 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12161 filenames to gtyp-gen.h.
12162 (s-typ-gen): Use it in place of for loops.
12164 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12166 * hooks.c (hook_bool_rtx_int_false): New function.
12167 * hooks.h (hook_bool_rtx_int_false): Declare.
12168 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12169 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12170 * target.h (struct gcc_target): Add commutative_p member.
12171 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12172 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12173 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12174 (pa_commutative_p): New function.
12175 * jump.c (target.h): Include.
12176 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12177 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12179 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12181 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12182 (s390_expand_setmem): New.
12183 * config/s390/s390.c: Likewise.
12184 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12186 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12187 general_operand. Call new function "s390_expand_setmem".
12188 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12189 ("setmem_long", "*setmem_long"): ... this.
12191 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12193 * config/s390/s390.c: (optimization_options): Enable
12194 TARGET_MVCLE at -Os.
12195 * doc/invoke.texi: Document changes in default behaviour.
12196 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12198 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12200 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12201 defined by back-end.
12203 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12205 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12206 all sets in the pattern.
12207 * config/rs6000/rs6000.md (stack_protect_testsi,
12208 stack_protect_testdi): Likewise.
12210 2005-07-06 Jeff Law <law@redhat.com>
12212 * tree-vrp.c (simplify_using_ranges): Kill.
12213 (vrp_finalize): Remove call to simplify_using_ranges.
12214 (simplify_stmt_using_ranges): New function extracted from
12215 simplify_using_ranges.
12216 (simplify_div_or_mod_using_ranges): Likewise.
12217 (simplify_abs_using_ranges): Likewise.
12218 (simplify_cond_using_ranges): New function.
12219 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12220 * tree-ssa-propagate.c (substitute_and_fold): Call
12221 simplify_stmt_using_ranges if we have range information.
12223 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12225 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12226 ia64_flag_schedule_isns2.
12228 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12229 reading/writing general registers.
12230 (ia64_function_arg): Revert 2005-06-18 change.
12232 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12234 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12235 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12237 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12239 * function.c (expand_function_end): Revert part of 2005-06-27
12240 patch. Do sjlj_emit_function_exit_after after return_label.
12242 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12244 * doc/install.texi (--disable-libssp): New.
12246 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12248 * doc/invoke.texi: Update -fforce-mem documentation.
12249 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12250 code for -fforce-mem.
12251 * expmed.c: (store_bit_field,store_fixed_bit_field,
12252 extract_bit_field): Ditto.
12253 * expr.c: (convert_move): Ditto.
12254 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12255 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12256 emit_conditional_add,expand_float,expand_fix): Ditto.
12257 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12258 (common_handle_option): Issue warning when -fforce-mem specified.
12260 2005-07-06 Paul Brook <paul@codesourcery.com>
12262 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12264 * configure: Regenerate.
12266 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12268 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12270 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12272 Fix PR tree-optimization/22319
12273 Fix PR tree-optimization/22140
12274 Fix PR tree-optimization/22310
12276 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12277 variable sized types.
12278 Use correct type for intermediate structure on *a = *b structure
12281 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12283 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12285 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12286 (machine_function): Move typedef to...
12287 * config/rs6000/rs6000.c (machine_function): ... here. Add
12288 varargs_save_offset field.
12289 (rs6000_stack_t): Remove varargs_size field.
12290 (setup_incoming_varargs): Allocate varargs save area using
12291 assign_stack_local, try to make it as small as possible.
12292 Save offset from virtual_stack_vars_rtx to the save area
12293 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12294 instead of magic 8 when fp word byte size is used.
12295 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12296 instead of -RS6000_VARARGS_SIZE.
12297 (rs6000_stack_info, debug_stack_info,
12298 rs6000_initial_elimination_offset): Remove all traces of
12300 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12301 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12302 RS6000_VARARGS_AREA.
12304 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12306 PR tree-optimization/21963
12307 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12308 constant_multiple_of in the same way get_computation_cost_at does.
12310 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12312 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12313 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12314 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12315 and return its previous value.
12316 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12317 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12319 (stack_protect_set, stack_protect_test): New expanders.
12320 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12321 stack_protect_testdi): New insns.
12322 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12323 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12325 2005-07-06 Jeff Law <law@redhat.com>
12327 * tree-ssa-dce.c (cfg_altered): New global.
12328 (tree_dce_init): Initialize cfg_altered.
12329 (remove_dead_stmt): If we remove an edge in the CFG, then set
12331 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12334 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12336 * Makefile.in (stamp-collect-ld): Use
12337 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12338 ./collect-ld if it already exists.
12339 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12340 Don't remove ./nm if it already exists.
12342 2005-07-05 Devang Patel <dpatel@apple.com>
12344 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12345 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12346 * tree-vectorizer.c (vect_loop_location): New.
12347 (vect_print_dump_info): Use vect_loop_location.
12348 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12349 (vectorize_loops): Set vect_loop_location.
12350 * tree-vect-analyze.c (vect_analyze_offset_expr,
12351 vect_determin_vectorization_factor, vect_analyze_operations,
12352 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12353 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12354 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12355 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12356 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12357 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12358 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12359 vect_analyze_loop): Adjust vect_print_dump_info API.
12360 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12361 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12362 vect_finish_stmt_generation, vectorizable_assignment,
12363 vectorizable_operation, vectorizable_store, vectorizable_load,
12364 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12365 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12366 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12367 vect_transform_loop): Same.
12368 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12369 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12372 2005-07-05 Randolph Chung <tausq@debian.org>
12374 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12375 * configure: Regenerate.
12376 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12377 (pa_tls_referenced_p): Declare.
12378 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12379 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12380 (legitimize_tls_address): New.
12381 (hppa_legitimize_address): Handle TLS addresses.
12382 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12383 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12384 (emit_move_sequence): Handle TLS addresses.
12385 (pa_encode_section_info): Call default handler to handle common
12387 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12388 (CONSTANT_ADDRESS_P): Reject TLS operands.
12389 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12390 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12391 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12392 (UNSPEC_TLSLE): Define new constants.
12393 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12394 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12395 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12396 (tie_symbolic_operand, tle_symbolic_operand): New
12398 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12400 * aclocal.m4: Update macros for autoconf 2.59 style.
12401 * configure.ac: Likewise.
12403 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12405 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12406 (function_arg): Pass small aggregates in general registers on 32-bit
12408 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12410 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12412 * Makefile.in (final.o): Fix dependencies.
12414 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12418 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12419 * langhooks.c (lhd_expr_to_decl): New.
12420 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12422 (LANG_HOOKS_INITIALIZER): Update.
12423 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12424 expr_to_decl langhook.
12425 * c-tree.h (c_expr_to_decl): Declare.
12426 * c-typeck.c (c_expr_to_decl): New.
12427 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12429 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12431 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12434 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12435 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12437 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12439 * Makefile.in: Adjust dependencies.
12440 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12441 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12442 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12443 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12444 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12445 rest_of_compilation.
12447 * bb-reorder.c (gate_duplicate_computed_gotos,
12448 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12449 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12450 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12451 pass_partition_blocks): New.
12452 * bt-load.c (gate_handle_branch_target_load_optimize,
12453 rest_of_handle_branch_target_load_optimize,
12454 pass_branch_target_load_optimize): New.
12455 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12457 * cfglayout.c (pass_insn_locators_initialize): New.
12458 * cfgrtl.c (pass_free_cfg): New.
12459 * combine.c (gate_handle_combine, rest_of_handle_combine,
12460 pass_combine): New.
12461 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12462 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12463 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12464 * except.c (pass_set_nothrow_function_flags,
12465 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12467 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12468 rest_of_handle_shorten_branches, pass_shorten_branches,
12469 rest_of_clean_state, pass_clean_state): New.
12470 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12471 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12472 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12474 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12475 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12476 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12477 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12479 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12480 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12481 pass_rtl_ifcvt, gate_handle_if_after_combine,
12482 rest_of_handle_if_after_combine, pass_if_after_combine,
12483 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12484 pass_if_after_reload): New.
12485 * integrate.c (pass_initial_value_sets): New.
12486 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12487 pass_purge_lineno_notes): New.
12488 * mode-switching.c (rest_of_handle_mode_switching,
12489 pass_mode_switching): New.
12490 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12491 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12493 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12494 pass_loop_optimize): New.
12495 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12497 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12499 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12500 pass_postreload_cse): New.
12501 * profile.c (gate_handle_profiling, pass_profiling,
12502 rest_of_handle_branch_prob, pass_branch_prob): New.
12503 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12504 pass_split_before_regstack, gate_handle_split_before_regstack,
12505 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12506 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12507 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12508 pass_stack_regs): New.
12509 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12510 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12511 pass_stack_adjustments): New.
12512 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12513 pass_regrename): New.
12514 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12515 pass_delay_slots, gate_handle_machine_reorg,
12516 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12517 * rtl.h (extern void purge_line_number_notes): New.
12518 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12519 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12521 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12523 * value-prof.c (gate_handle_value_profile_transformations,
12524 rest_of_handle_value_profile_transformations,
12525 pass_value_profile_transformations): New.
12526 * var-tracking.c (gate_handle_var_tracking,
12527 pass_variable_tracking): New.
12528 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12530 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12531 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12532 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12533 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12534 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12535 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12536 rest_of_handle_gcse2, rest_of_handle_regmove,
12537 rest_of_handle_tracer, rest_of_handle_if_conversion,
12538 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12539 rest_of_handle_web, rest_of_handle_branch_prob,
12540 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12541 rest_of_handle_jump_bypass, rest_of_handle_combine,
12542 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12543 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12544 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12545 rest_of_handle_mode_switching, rest_of_handle_jump,
12546 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12547 rest_of_handle_flow2, rest_of_handle_jump2,
12548 rest_of_handle_peephole2, rest_of_handle_postreload,
12549 rest_of_handle_shorten_branches, rest_of_clean_state,
12550 rest_of_compilation): Remove.
12552 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12553 * passes.c (dump_flags, in_gimple_form, all_passes,
12554 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12555 register_dump_files, next_pass_1, last_verified, execute_todo,
12556 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12557 from tree-optimize.c.
12558 (init_optimization_passes): Moved from tree-optimize.c,
12559 adding the RTL optimizations.
12560 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12561 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12562 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12563 register_dump_files, next_pass_1, last_verified, execute_todo,
12564 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12565 init_tree_optimization_passes, ipa_passes): Delete.
12566 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12568 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12569 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12571 (ipa_passes): Remove.
12572 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12573 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12574 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12575 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12576 (dump_info_p, dump_flag): Moved to tree-dump.h.
12578 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12580 * passes.c (finish_optimization_passes): Use dump_begin
12581 and dump_end, TDI_end.
12582 (gate_rest_of_compilation): New.
12583 (pass_rest_of_compilation): Use it.
12584 (gate_postreload, pass_postreload): New.
12585 * toplev.c (general_init): Rename init_tree_optimization_passes.
12586 * toplev.h (init_tree_optimization_passes): Rename to
12587 init_optimizations_passes.
12588 * tree-dump.c (dump_flag): Make static.
12589 (dump_files): Remove RTL dumps.
12590 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12591 pass_cleanup_cfg, pass_free_cfg_annotations,
12592 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12593 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12594 * tree-pretty-print.c: Include tree-pass.h.
12595 * cgraph.c: Include tree-dump.h.
12597 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12599 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12600 Only fall back to saying it points to readonly memory if
12601 we can't do better.
12603 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12605 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12606 * config/m32r/m32r.c (m32r_compute_frame_size,
12607 m32r_expand_prologue): Take current_function_profile into
12608 account whenever we reference
12609 current_function_uses_pic_offset_table.
12610 (m32r_finalize_pic): Remove.
12611 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12613 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12615 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12616 instead of $<. Don't remove ./as if it already exists.
12618 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12621 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12622 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12623 for complex modes when generating code for PA 1.0.
12624 (VALID_FP_MODE_P): New macro.
12625 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12626 sets for all general and floating point modes. Align wide floating
12627 point modes to even register boundaries to comply with architectural
12629 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12630 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12631 (VALID_FP_MODE_P): New macro.
12632 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12633 sets for all general and floating point modes. Align wide floating
12634 point modes to even register boundaries to comply with architectural
12637 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12639 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12642 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12644 * tree-ssa-structalias.c: Don't include expr.h.
12646 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12648 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12651 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12653 Fix PR tree-optimization/22279
12655 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12658 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12660 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12662 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12664 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12665 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12666 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12667 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12668 config/stormy16/stormy16.c, config/v850/v850.c,
12669 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12670 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12671 Avoid "." or "\n" at end of diagnostics and capital letters at
12672 start of diagnostics.
12673 * combine.c, cse.c: Don't translate dump file output.
12674 * toplev.c (print_version): Only translate output if going to
12677 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12679 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12680 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12683 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12685 * pa.c (fix_range): Fix typo in comment.
12687 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12689 * tree-vrp.c (extract_range_from_assert): Replace
12690 fold (build (...)) with fold_build2.
12692 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12694 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12695 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12696 (format_types_orig, handle_format_attribute): Add support for
12699 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12701 * varasm.c (assemble_variable): Fix format specifier thinko.
12703 2005-07-03 Ira Rosen <irar@il.ibm.com>
12705 PR tree-optimization/22029 (and 22135)
12706 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12707 a phi node before calling dump_vops.
12709 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12711 * tree-dump.h (dump_string_field): Declare.
12712 * tree-dump.c: Use it instead of dump_string.
12713 (dump_string_field): Make non-static.
12715 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12717 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12718 up the minimal CFG stuff always when optimize > 0. Call
12719 split_all_insns_noflow in PIC case if needed.
12721 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12722 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12725 * c-decl.c (c_write_global_declarations): Dump contents of
12727 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12728 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12729 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12730 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12733 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12735 * c-common.h (GCC_DIAG_STYLE): Define.
12736 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12737 version for format checking to 4.1.
12738 * c-format.c: Include toplev.h after c-common.h.
12739 (enum format_type): Add gcc_tdiag_format_type.
12740 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12741 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12742 (format_types_orig): Add gcc_tdiag.
12743 (init_dynamic_diag_info): Support gcc_tdiag formats.
12744 (handle_format_attribute): Likewise.
12745 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12746 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12747 version for format checking to 4.1.
12748 (warning0, warning, error, pedwarn, sorry): Use
12749 ATTRIBUTE_GCC_DIAG.
12750 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12751 (finish_aliases_1): Do not use %qE.
12752 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12753 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12754 Correct format bugs.
12755 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12756 parameter to unsigned HOST_WIDE_INT.
12757 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12759 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12761 PR middle-end/21742
12762 * expr.c (write_complex_part): Use adjust_address for MEM.
12763 (read_complex_part): Same.
12765 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12767 Fix PR tree-optimization/22280
12769 * tree-sra.c (generate_element_init): Remove useless loop.
12771 2005-07-02 Richard Henderson <rth@redhat.com>
12773 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12775 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12777 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12779 PR middle-end/14490
12780 * fold-const.c (fold_binary): Handle the return value of
12781 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12782 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12784 2005-07-02 Jeff Law <law@redhat.com>
12786 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12787 a eliminate type conversion which feeds an equality comparison
12788 if the original type or either operand in the comparison is a
12791 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12793 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12794 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12796 * config/avr/avr.c: Do not use '`' as left quote.
12797 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12798 Remove "." from end of diagnostics. Make diagnostics start with
12801 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12802 Joseph S. Myers <joseph@codesourcery.com>
12804 * toplev.c (default_tree_printer): Handle setting location with
12806 * c-objc.common.c (c_tree_printer): Likewise.
12807 * c-format.c (gcc_diag_flag_specs): Add '+'.
12808 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12809 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12811 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12812 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12813 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12814 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12815 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12816 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12817 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12818 format arguments where %J is used without %D.
12820 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12822 * gcc.c (LINK_SSP_SPEC): Define.
12823 (link_ssp_spec): New variable.
12824 (LINK_COMMAND_SPEC): Add %(link_ssp).
12825 (static_specs): Add link_ssp_spec.
12826 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12827 * configure: Rebuilt.
12828 * config.in: Rebuilt.
12830 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12831 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12832 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12833 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12834 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12835 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12836 -0x7008(2) instead of reading __stack_chk_guard variable.
12837 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12839 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12840 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12841 if TARGET_THREAD_SSP_OFFSET is defined.
12842 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12843 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12846 2005-06-27 Richard Henderson <rth@redhat.com>
12847 * libgcc-std.ver (GCC_4.1.0): New.
12848 * libgcc.h (__stack_chk_guard): Declare.
12849 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12850 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12851 * mklibgcc.in (lib2funcs): Add them.
12853 2005-07-01 Richard Henderson <rth@redhat.com>
12855 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12856 void * before struct sigcontext *.
12857 (x86_fallback_frame_state): Likewise.
12859 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12861 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12863 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12866 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12867 we check for SSA_NAME for.
12869 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12871 Fix PR tree-optimization/22071
12873 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12875 (get_constraint_for_component_ref): Use it.
12877 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12880 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12881 print out the last new line.
12883 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12885 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12886 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12887 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12888 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12889 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12890 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12891 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12892 (enum reg_class): New member CC0_REGS.
12893 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12894 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12895 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12896 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12897 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12898 Adjust for register now described.
12900 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12903 * config/i386/i386.md (stack_protect_test_si,
12904 stack_protect_test_di): Add earlyclobber for scratch 3.
12905 * config/rs6000/rs6000.md (stack_protect_testsi,
12906 stack_protect_testdi): Add earlyclobber for scratch 3,
12907 remove earlyclobber from scratch 4.
12909 Older entries for 2005 can be found in ChangeLog-2005.