1 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2 Pete Steinmetz <steinmtz@us.ibm.com>
4 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5 (rldic.): Set type to "compare".
7 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
9 (movdf_hardfloat64): Same.
10 (movdf_softfloat64): Same. Correct order of store and move types.
11 (movti_string): Set type to store_ux/load_ux.
12 (load_multiple): Set type to load_ux.
13 (store_multiple): Set type to store_ux.
14 (movmemsi): Set type to store_ux.
15 (output_cbranch direct_return): Set type to jmpreg.
16 (stmw): Set type to store_ux.
17 (lmw): Set type to load_ux.
18 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
19 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
20 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
21 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
22 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
23 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
24 (rios1-fpstore): Increase latency to 3.
25 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
26 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
28 2005-09-23 David Edelsohn <edelsohn@gnu.org>
29 Andrew Pinski <pinskia@physics.uc.edu>
31 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
32 operand2 constraint to "b".
33 (sync_<fetchop_name>di_internal): Same.
34 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
36 (sync_old_<fetchop_name>di_internal): Same.
37 (sync_new_<fetchop_name>si_internal): Same.
38 (sync_new_<fetchop_name>di_internal): Same.
40 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
43 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
44 case, define as macros.
46 PR rtl-optimization/23837
47 * optabs.c (no_conflict_move_test): Don't set must_stay for a
48 clobber / clobber match between dest and p->first.
50 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
51 (no_conflict_move_test): Update comments.
53 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
55 * doc/install.texi: Update URL for Jacks.
56 * doc/sourcebuild.texi: Likewise.
58 2005-09-22 David Edelsohn <edelsohn@gnu.org>
61 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
62 registers when choosing register preferences.
63 (movdf_hardfloat64): Same.
65 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
67 * expmed.c (expand_shift): Don't use the target of the rotate as
68 target for the first expanded shift insn.
69 * testsuite/gcc.dg/20050922-1.c: Testcase added.
71 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
73 PR tree-optimization/22438
74 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
75 preserved iv rhs rewriting specially.
77 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
79 * tree-data-ref.c (analyze_array_indexes): Only estimate when
80 estimate_only is true.
81 * tree-flow.h (ref_contains_indirect_ref): New prototype.
82 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
83 tree-ssa-structalias.c
84 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
85 ref_contains_indirect_ref.
86 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
88 2005-09-21 DJ Delorie <dj@redhat.com>
90 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
92 (mn10300_return_in_memory): Support variable size types also.
93 (mn10300_pass_by_reference): Likewise.
94 (mn10300_function_value): New.
95 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
96 (FUNCTION_OUTGOING_VALUE): Likewise.
97 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
98 * doc/invoke.texi: Document it.
100 2005-09-21 Uros Bizjak <uros@kss-loka.si>
103 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
104 force integer op1 into register for XFmode compares.
106 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
109 * expmed.c (alg_code): Add alg_impossible.
110 (alg_hash_entry): Add cost.
111 (synth_mult): Record alg_impossible in the hash table if
112 multiplication by a given integer is impossble within the
113 limit. Speed up using alg_impossible.
115 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
117 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
118 argument. Allow and set any offset if needs_anyoffset is passed
120 (get_constraint_for): Add argument here too.
122 (do_structure_copy): Pass NULL to get_constraint_for.
123 (handle_ptr_arith): Ditto.
124 (find_func_aliases): Ditto.
126 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
128 PR rtl-optimization/23898
129 * output.h (get_attr_min_length): Declare.
130 * final.c (get_attr_length_1): New function, broken out of:
132 (get_attr_min_length): New function.
133 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
134 (duplicate_computed_gotos): Likewise.
135 * genattr.c (insn_min_length): Generate declaration.
136 * genattrtab.c (min_fn, min_attr_value): New functions.
137 (make_length_attrs): Generate insn_min_length.
139 2005-09-20 Steve Ellcey <sje@cup.hp.com>
141 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
143 2005-09-20 Richard Henderson <rth@redhat.com>
145 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
148 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
150 * c.opt (fextended-identifiers): New.
151 * c-opts.c (c_common_handle_option): Handle
152 -fextended-identifiers.
153 * doc/cpp.texi: Update documentation of extended identifiers.
154 * doc/cppopts.texi (-fextended-identifiers): Document.
156 2005-09-20 Jakub Jelinek <jakub@redhat.com>
158 PR tree-optimization/23929
159 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
162 PR tree-optimization/23818
163 * tree-stdarg.c (execute_optimize_stdarg): Call
164 calculate_dominance_info.
166 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
168 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
169 (analyze_siv_subscript_cst_affine): Add weak SIV test.
170 (compute_overlap_steps_for_affine_1_2): Use
171 get_number_of_iters_for_loop.
172 (analyze_subscript_affine_affine): Check whether difference is
174 Use get_number_of_iters_for_loop.
175 Check whether overlap occurs outside of bounds.
176 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
178 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
180 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
181 base register if possible.
183 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
185 PR tree-optimization/18463
186 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
187 converting it directly is not possible.
188 (chrec_convert_aggressive): New function.
189 * tree-chrec.h (chrec_convert_aggressive): Declare.
190 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
191 Fold chrec conversions aggressively if asked to.
192 (instantiate_parameters): Modified because of changes in
193 instantiate_parameters_1.
195 2005-09-19 Richard Henderson <rth@redhat.com>
197 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
198 (reduc_splus_v2df): New.
200 2005-09-19 Richard Sandiford <richard@codesourcery.com>
202 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
203 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
205 2005-09-19 Richard Henderson <rth@redhat.com>
207 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
210 2005-09-19 Richard Henderson <rth@redhat.com>
212 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
213 (ia64_expand_dot_prod_v8qi): New.
214 * config/ia64/ia64-protos.h: Update.
215 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
216 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
217 sdot_prodv8qi, sdot_prodv4hi): New.
218 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
220 2005-09-19 Richard Henderson <rth@redhat.com>
223 * real.c (exact_real_truncate): Return false if the format cannot
224 represent the number as a normal.
226 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
229 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
231 * tree-ssa-operands.c (swap_tree_operands): Export.
232 * tree.h (swap_tree_operands): Declare.
233 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
234 Call swap_tree_operands.
236 2005-09-19 Richard Henderson <rth@redhat.com>
238 * tree-flow.h (merge_alias_info): Declare.
239 * tree-ssa-copy.c (merge_alias_info): Export.
240 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
241 (vect_create_data_ref_ptr): Use create_iv directly.
242 (vectorizable_load): Use correct types for integer constants.
243 (vect_generate_tmps_on_preheader): Likewise.
244 (vect_gen_niters_for_prolog_loop): Likewise.
246 2005-09-19 Steven Bosscher <stevenb@suse.de>
248 PR rtl-optimization/23943
249 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
251 2005-09-18 Jan Hubicka <jh@suse.cz>
253 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
255 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
257 * varasm.c (output_constant): Do not abort on conversions to union
258 types between different sizes.
260 2005-09-18 Richard Guenther <rguenther@suse.de>
263 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
266 2005-09-18 Paul Brook <paul@codesourcery.com>
268 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
270 2005-09-17 Richard Henderson <rth@redhat.com>
272 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
273 * tree-ssa-loop.c (pass_vect_dce): Remove.
274 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
277 2005-09-17 Richard Henderson <rth@redhat.com>
279 * tree-pass.h (pass_vect_dce): Declare.
280 * passes.c (init_optimization_passes): Add it.
281 * tree-flow.h (tree_ssa_dce): Declare.
282 * tree-ssa-dce.c (tree_ssa_dce): Export.
283 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
284 (gate_tree_vectorize): ... here.
285 (pass_vect_dce): New.
287 2005-09-17 Jan Hubicka <jh@suse.cz>
289 * except.c (struct eh_status): Turn region_array into vec.
290 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
291 convert_from_eh_region_ranges, find_exception_handler_labels,
292 current_function_has_exception_handlers, assign_filter_values,
293 build_post_landing_pads, dw2_build_landing_pads,
294 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
295 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
296 foreach_reachable_handler, can_throw_internal_1,
297 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
299 (duplicate_eh_region_1): Update region_array.
300 (duplicate_eh_regions): Resize region_array and avoid recomputing.
302 2005-09-17 David Edelsohn <edelsohn@gnu.org>
305 * expmed.c (expand_mult): Substitute simple register for op0 when
308 2005-09-17 Richard Henderson <rth@redhat.com>
310 * expr.c (emit_move_via_integer): Add force argument, pass it on
311 to emit_move_change_mode. Update callers.
312 (emit_move_complex): Pass true to new force argument.
313 * function.c (expand_function_end): Move expand_eh_return call
314 earlier. Merge sub-word complex values into a pseudo before
315 copying to the return hard register.
317 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
319 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
320 between different sizes.
322 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
326 * passes.c (init_optimization_passes): Register dump files for
329 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
331 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
332 * config/s390/s390.c (s390_overlap_p): New function.
333 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
334 peephole2, "*xc" peephole2): Added overlap check to the peephole2
337 2005-09-16 Richard Guenther <rguenther@suse.de>
339 * ipa-pure-const.c (static_execute): Free auxiliar information.
340 * ipa-type-escape.c (discover_unique_type): Free temporary key.
341 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
343 2005-09-15 DJ Delorie <dj@redhat.com>
345 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
347 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
349 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
351 (swap_commutative_operands_with_target): New.
353 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
355 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
358 (estimate_iters_using_array): New function.
359 * tree-data-ref.h (estimate_iters_using_array): Prototype
360 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
361 Use estimate_iters_using_array instead of analyze_array.
363 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
365 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
368 2005-09-15 Michael Matz <matz@suse.de>
370 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
372 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
374 PR tree-optimization/23835
375 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
376 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
378 2005-09-14 Richard Henderson <rth@redhat.com>
380 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
381 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
383 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
385 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
386 in the ARRAY_TYPE case.
388 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
390 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
392 2005-09-14 Uros Bizjak <uros@kss-loka.si>
395 * tree-vect-transform.c (vectorizable_operation): Return false for
396 scalar shift operations and for vector shift operations with
397 non-invariant shift arguments. Use scalar tree operand op1 as
398 a shift operand when vector shift insn pattern uses scalar shift
400 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
402 2005-09-14 Olivier Hainque <hainque@adacore.com>
404 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
405 value if it has side-effects.
407 2005-09-14 David Edelsohn <edelsohn@gnu.org>
410 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
412 2005-09-14 Alan Modra <amodra@bigpond.net.au>
414 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
415 passed as NAME as if it were label at start of function code.
417 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
419 * config/sh/sh.md (*movv4sf_i): Add general register cases to
422 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
424 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
425 as early clobber. Rewrite so the PIC register is not implicitly used.
427 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
429 * tree.c (annotate_with_file_line): Compare line numbers before
432 2005-09-13 Uros Bizjak <uros@kss-loka.si>
435 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
436 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
438 2005-09-13 Ian Lance Taylor <ian@airs.com>
440 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
441 than a HOST_WIDEST_INT to gen_doloop_begin.
443 2005-09-13 Diego Novillo <dnovillo@redhat.com>
445 * tree-dfa.c (dump_variable): Guard against NULL annotations.
447 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
449 PR tree-optimize/23817
450 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
452 2005-09-13 Alan Modra <amodra@bigpond.net.au>
455 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
456 word before changing the stack pointer. Use gen_frame_mem for MEMs.
457 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
458 (restore_stack_nonlocal): Likewise.
459 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
461 2005-09-12 Ian Lance Taylor <ian@airs.com>
464 * c.opt (ffriend-injection): New C++ option.
465 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
466 (C++ Dialect Options): Document -ffriend-injection.
468 2005-09-12 Josh Conner <jconner@apple.com>
471 * ipa-reference.c (static_execute): Don't mark variables in
472 named sections TREE_READONLY.
474 2005-09-12 Alan Modra <amodra@bigpond.net.au>
476 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
479 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
481 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
482 V_MUST_DEF instead of just the first_use_p.
483 Don't mark the virtual variables for renaming on the statement which
485 (pass_dse): Remove TODO_update_ssa.
487 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
490 * stor-layout.c (compute_record_mode): For records with a single
491 field, actually check the field's mode size against the type size.
493 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
494 registers for TARGET_SHMEDIA.
495 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
496 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
497 of GENERAL_REGS and FP_REGS.
499 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
501 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
503 2005-09-12 Alan Modra <amodra@bigpond.net.au>
505 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
506 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
507 are omitted. Exclude stack_tie insn too.
509 2005-09-11 David Edelsohn <edelsohn@gnu.org>
511 PR rtl-optimization/23098
512 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
514 * config/rs6000/rs6000.md (movdf splitter): Use
515 const_double_operand predicate for TARGET_POWERPC64.
516 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
517 SYMBOL_REF method to ABI_V4.
519 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
520 replace_equiv_address.
521 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
522 rs6000_sr_alias_set and MEM_NOTRAP.
523 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
525 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
527 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
528 handle CALL_EXPR again.
530 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
532 * arm/predicates.md (alignable_memory_operand): Delete.
534 2005-09-10 Richard Henderson <rth@redhat.com>
537 * dbxout.c (dbxout_expand_expr): New.
538 (dbxout_symbol): Use it.
540 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
542 * arm.c (arm_gen_rotated_half_load): Delete.
543 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
544 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
545 (thumb_set_return_address): Likewise.
546 (thumb_load_double_from_address): Use adjust_address.
547 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
548 (extendhsisi2_mem, movhi_bytes): Use change_address.
549 (movhi): Use widen_memory_access.
550 (reload_out_df): Use replace_equiv_address.
551 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
553 2005-09-09 Richard Henderson <rth@redhat.com>
556 * dbxout.c: Include expr.h.
557 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
558 (dbxout_symbol): Handle DECL_VALUE_EXPR.
559 * Makefile.in (dbxout.o): Add EXPR_H.
561 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
563 PR tree-optimization/23509
564 * tree-cfg.c (replace_uses_by): Use replace_exp.
565 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
566 pointers have name_mem_tag or type_mem_tag set.
568 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
570 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
571 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
572 of wrongly accessing operands.
574 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
576 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
577 * tree-chrec.c: Include tree-scalar-evolution.h.
578 (chrec_convert): Instantiate the base and step before calling
579 scev_probably_wraps_p that would fail on parametric evolutions.
580 Collect all the fails into a single section failed_to_convert,
581 print a diagnostic, and return chrec_dont_know instead of calling
583 * tree-scalar-evolution.c (loop_closed_phi_def): New.
584 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
586 (scev_const_prop): Don't replace the definition of a loop closed ssa
587 phi node by itself, or by another loop closed ssa phi node.
588 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
589 that base and step are defined.
591 2005-09-09 Richard Guenther <rguenther@suse.de>
594 * fold-const.c (fold_ternary): Check truth_value_p before
595 calling invert_truthvalue.
597 2005-09-09 Nick Clifton <nickc@redhat.com>
599 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
600 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
601 dimension of these arrays.
602 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
604 * longlong.h: Only provide a prototype for the __clz_tab[] array
605 if this header has not been included from libgcc2.h.
606 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
608 Provide prototypes for exported functions.
609 Use the __clz_tab[] and __popcount_tab[] arrays provided by
612 2005-09-08 Josh Conner <jconner@apple.com>
616 * expr.c (expand_expr_addr_expr_1): Don't invoke
617 expand_simple_binop for EXPAND_INITIALIZER.
619 2005-09-08 Richard Henderson <rth@redhat.com>
622 * toplev.c (wrapup_global_declaration_1): Split out ...
623 (wrapup_global_declaration_2): ... from ...
624 (wrapup_global_declarations): ... here. Return bool.
625 (check_global_declaration_1): Split out ...
626 (check_global_declarations): from here.
627 (emit_debug_global_declarations): New.
628 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
629 check_global_declaration_1, emit_debug_global_declarations): Declare.
630 * c-decl.c (c_write_global_declarations_1): Don't create a vector
631 of decls. Call wrapup_global_declaration_1,
632 wrapup_global_declaration_2, check_global_declaration_1 directly.
633 (c_write_global_declarations_2): New.
635 (c_write_global_declarations): Call c_write_global_declarations_2.
636 * langhooks.c (write_global_declarations): Call
637 emit_debug_global_declarations.
639 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
640 remove decls that have DECL_RTL_SET_P.
641 * passes.c (rest_of_decl_compilation): Invoke
642 cgraph_varpool_finalize_decl for all but functions.
644 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
646 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
647 the result of a conversion if the new min and max cannot be compared.
649 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
651 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
652 (override_options): Setting s390_sr_alias_set removed.
653 (save_fpr, save_gprs): Set alias set to vararg or frame.
654 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
655 s390_sr_alias_set with get_frame_alias_set ().
656 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
657 get_varargs_alias_set ().
659 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
663 * c-parser.c (c_parser_objc_method_definition): If the next
664 token is not "{", error out and don't start the function.
666 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
668 * tree-vrp.c (extract_range_from_expr): Move the check for non
669 nullness after the check for gimple invariant.
671 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
673 * tree.c (host_integerp, tree_low_cst): Correct function comment.
675 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
678 * config/m32r.md (movmemsi_internal): Canonicalize order of
679 operands in PLUS component of template.
681 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
683 * reload1.c (fixup_eh_region_note): Remove assertion.
684 (fixup_abnormal_edges): Reverted removal of call to
685 find_many_sub_basic_blocks made on 2005-08-31.
687 2005-09-07 Richard Henderson <rth@redhat.com>
689 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
690 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
691 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
692 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
693 rearrange for better packing.
694 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
695 (lookup_cfa_1): Remove inline marker.
696 (cfa_equal_p): Split out of ...
697 (def_cfa_1): ... here. Use INVALID_REGNUM.
698 (build_cfa_loc): Handle !cfa->indirect.
699 (frame_pointer_cfa_offset): New.
700 (dbx_reg_number): Assert register elimination performed; do
701 leaf register remapping.
702 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
703 (eliminate_reg_to_offset): New.
704 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
705 for verifiably local stack frame addresses; re-base to CFA.
706 (mem_loc_descriptor): Remove can_use_fbreg argument.
707 (concat_loc_descriptor, loc_descriptor): Likewise.
708 (containing_function_has_frame_base): Remove.
709 (rtl_for_decl_location): Don't do register elimination or
710 leaf register remapping here.
711 (secname_for_decl): Split out from ..
712 (add_location_or_const_value_attribute): ... here.
713 (convert_cfa_to_loc_list): New.
714 (compute_frame_pointer_to_cfa_displacement): New.
715 (gen_subprogram_die): Use them.
716 * tree.h (frame_base_decl): Remove.
717 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
718 (prologue_stack_adjust): Remove.
719 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
720 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
721 (set_frame_base_location): Remove.
722 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
723 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
724 (vt_add_function_parameters): Don't eliminate_regs.
725 (vt_initialize): Don't create frame_base_decl.
727 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
729 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
730 version of GNU binutils for 4.x and later.
732 2005-09-06 Mark Mitchell <mark@codesourcery.com>
734 * ggc-page.c (ggc_push_context): Remove.
735 (ggc_pop_context): Likewise.
736 * ggc.h (ggc_push_context): Remove.
737 (ggc_pop_context): Likewise.
739 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
742 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
743 returning from an interrupt handler.
745 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
748 * config/arc/arc.c (output_shift): Add check for loop count when
751 2005-09-06 Steven Bosscher <stevenb@suse.de>
753 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
755 (abs_replacement): Likewise.
756 (pass_phiopt): Remove TODO_update_ssa.
758 2005-09-06 Jakub Jelinek <jakub@redhat.com>
761 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
762 if "return with no value, in function returning non-void" warning
764 * tree-cfg.c (execute_warn_function_return): Don't look at
765 RETURN_EXPRs with TREE_NO_WARNING set.
768 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
769 for internal functions doesn't use registers used by global registers
770 variables. Use fewer register parameters if there are global register
773 2005-09-06 Olivier Hainque <hainque@adacore.com>
774 Eric Botcazou <ebotcazou@adacore.com>
777 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
778 when we would be extracting outside its bit span (bitpos+bitsize
779 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
780 Ada unchecked conversions.
782 2005-09-06 Steven Bosscher <stevenb@suse.de>
784 * tree-ssa-pre.c (try_look_through_load): New function.
785 (compute_avail): Use it to try to look through loads for some
786 more useful expressions.
788 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
790 * simplify-rtx.c (simplify_binary_operation_1): Correct the
791 condition for detecting cases like (a&a) and (a^a).
793 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
795 * common.opt: Add option ftree-vect-loop-version.
796 * params.def: Add --param vect-max-version-checks.
797 * doc/invoke.texi: Document ftree-vect-loop-version and
798 --param vect-max-version-checks.
799 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
800 may_misalign_stmts and defines for accessors.
801 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
802 LOOP_VINFO_MAY_MISALIGN_STMTS.
803 (destroy_loop_vec_info): VEC_free for
804 LOOP_VINFO_MAY_MISALIGN_STMTS.
805 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
806 Update documentation.
807 (vect_update_misalignment_for_peel): New.
808 (vect_enhance_data_refs_alignment): Update to choose loop
809 peeling or loop versioning if appropriate for the (potentially)
810 unaligned data references in the loop.
811 (vect_analyze_data_refs_alignment): Remove call to
812 vect_enhance_data_refs_alignment so the checks can be done
814 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
815 and move up call to vect_analyze_data_refs_alignment.
816 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
817 (vect_transform_loop): Add call to loop_version.
819 2005-09-06 Jakub Jelinek <jakub@redhat.com>
821 PR rtl-optimization/23098
822 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
823 * simplify-rtx.c (constant_pool_reference_p): New function.
824 * rtl.h (constant_pool_reference_p): New prototype.
825 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
826 constant_pool_reference_p in condition and
827 avoid_constant_pool_reference in preparation statements.
829 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
831 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
832 STRICT_LOW_PART SETs.
834 2005-09-06 Alan Modra <amodra@bigpond.net.au>
837 * except.c (sjlj_emit_function_enter): Find the function begin
838 note even when it's not in first basic block.
840 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
842 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
843 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
844 * aclocal.m4: Regenerate.
846 2005-09-05 DJ Delorie <dj@redhat.com>
848 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
851 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
853 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
854 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
855 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
856 Follow spelling conventions.
857 * doc/invoke.texi: Follow spelling conventions.
859 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
861 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
862 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
863 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
865 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
868 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
869 (output_stack_adjust): Use gen_tmp_stack_mem.
870 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
871 (sh_set_return_address, sh_allocate_initial_value): Likewise.
872 (sh_get_pr_initial_val): Likewise.
873 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
874 (sh_initialize_trampoline): Likewise. Also use adjust_address.
875 * sh.md (divsi_inv_m0): Use gen_const_mem.
876 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
877 (movdf_i4+1): Use gen_tmp_stack_mem.
878 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
879 (fpu_switch+2): Likewise.
880 (movv4sf_i, movv16sf_i): Use adjust_address.
881 (symGOT_load): Set MEM_NOTRAP_P bit.
883 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
886 * pa.c (emit_move_sequence): Fix typo in last change.
888 2005-09-03 Jakub Jelinek <jakub@redhat.com>
890 PR rtl-optimization/23454
891 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
894 2005-09-03 Richard Henderson <rth@redhat.com>
895 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
898 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
901 2005-09-02 Nicolas Pitre <nico@cam.org>
903 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
904 to bit_count to 32 bits.
906 2005-08-31 Mark Mitchell <mark@codesourcery.com>
909 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
910 generating synthetic loads from volatile lvalues.
912 005-09-02 Nick Clifton <nickc@redhat.com>
914 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
915 __ctzhi2, __clzhi2): New functions.
917 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
920 * tree-nested.c (struct var_map_elt): Mark with GTY.
921 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
923 (lookup_field_for_decl): Allocate new element in GC memory.
924 (lookup_tramp_for_decl): Likewise.
925 (convert_nl_goto_reference): Likewise
926 (create_nesting_tree): Allocate info in GC memory. Likewise for
928 (free_nesting_tree): Free with ggc_free instead of free.
929 (root): New static variable.
930 (lower_nested_functions): Remove root as local variable. And zero out
931 root at the end of the function.
933 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
935 PR rtl-optimization/20365
936 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
937 to short. New member ix.
938 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
939 (simplify_plus_minus): Initialize ix members before calling qsort.
941 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
943 PR tree-optimization/23626
944 * tree-cfg.c (replace_uses_by): Clean up eh info.
946 2005-09-01 DJ Delorie <dj@redhat.com>
948 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
951 2005-09-01 David Edelsohn <edelsohn@gnu.org>
953 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
954 (rs6000_split_multireg_move): Use replace_equiv_address instead of
957 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
959 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
960 do not issue warning for a variable definition following
963 2005-09-01 Richard Henderson <rth@redhat.com>
966 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
967 conversion to CONST_VECTOR.
969 2005-09-01 Richard Henderson <rth@redhat.com>
972 * reload1.c (reload_as_needed): Check !CALL_P before calling
973 fixup_eh_region_note.
974 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
976 2005-09-01 DJ Delorie <dj@redhat.com>
978 * varasm.c (output_constant): Let the target resolve
979 conversions of addresses to non-default pointer sizes.
981 2005-09-01 Nicolas Pitre <nico@cam.org>
983 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
984 to alow matching ARM pre-indexed addressing mode.
985 (arm_override_options): Remove now irrelevant comment.
987 2005-09-01 Phil Edwards <phil@codesourcery.com>
989 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
990 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
991 * config/i386/vxworks.h: Likewise.
992 * config/i386/t-vxworksae: New file, for VxWorks AE.
993 * config/i386/vxworksae.h: Likewise.
995 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
997 PR tree-optimization/23410
998 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
999 sequence is not wrapping during the first step.
1001 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1004 * dwarf2out.c (base_type_die): Compare char_type_node with
1005 TYPE_MAIN_VARIANT (type), not type.
1007 2005-09-01 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/15366
1010 * common.opt: Add -finline-functions-called-once.
1011 Put -fearly-inlining in alphabetically ordered place.
1012 * doc/invoke.texi: Document new option.
1013 * ipa-inline.c (cgraph_decide_inlining): Honour
1014 flag_inline_functions_called_once.
1016 2005-09-01 Jakub Jelinek <jakub@redhat.com>
1018 PR rtl-optimization/23478
1019 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1020 (alloc_qty): Initialize it.
1021 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1022 (combine_regs): Combine also n_throwing_calls_crossed fields.
1023 (find_free_reg): Don't attempt to caller-save pseudos crossing
1024 calls that might throw.
1025 * global.c (struct allocno): Add throwing_calls_crossed field.
1026 (global_alloc): Revert 2005-08-22 change. Initialize
1027 throwing_calls_crossed.
1028 (find_reg): Don't attempt to caller-save pseudos crossing calls that
1031 2005-09-01 Alan Modra <amodra@bigpond.net.au>
1034 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1035 (mask64_operand): Reinstate code prior to 2005-06-11 change.
1036 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1037 (and64_2_operand): Tweak to use predicate.
1038 (and_operand): Adjust for mask_operand changes.
1039 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1040 (print_operand): Likewise.
1041 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1042 (mask64_1or2_operand): Delete.
1043 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1044 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1045 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1046 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1047 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1048 (rotldi3_internal4): Likewise.
1049 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1050 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1051 (ashldi3_internal7): Likewise.
1052 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1053 (ashldi3_internal, ashldi3_internal9 split): Likewise.
1054 (anddi3 split): Don't match mask64_operand.
1055 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
1056 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
1057 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
1058 't' splitter predicate.
1059 (movdi_internal64 + 2): Revert 2005-06-11 change.
1061 2005-08-31 DJ Delorie <dj@redhat.com>
1063 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1064 (m32c_asm_integer): Add support for 32 bit pointers.
1066 2005-08-31 Richard Henderson <rth@redhat.com>
1068 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1069 component-like references for setting MEM_NOTRAP_P.
1071 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1072 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1074 2005-08-31 Richard Henderson <rth@redhat.com>
1076 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1077 into a pseudo before applying gen_lowpart.
1079 2005-08-31 Geoffrey Keating <geoffk@apple.com>
1081 * doc/install.texi (Specific): Update cctools version required
1082 for full functionality.
1083 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1084 linkers as -macosx_version_min.
1086 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
1089 * sh.c (print_operand, %R and %S): Add handling of floating point
1090 registers, memory, constants and invalid operands.
1092 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
1094 * ipa-pure-const.c: Change dump name.
1096 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1099 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1100 to "reg_or_0_operand".
1101 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1103 2005-08-31 Dale Johannesen <dalej@apple.com>
1105 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
1106 loops that count down.
1108 2005-08-31 Richard Henderson <rth@redhat.com>
1111 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1112 (fixup_eh_region_note): New.
1113 (reload_as_needed): Call it.
1114 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1115 don't call find_many_sub_basic_blocks; call verify_flow_info.
1116 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1117 (keep_stack_depressed): Likewise.
1118 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1120 2005-08-31 Richard Henderson <rth@redhat.com>
1122 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1125 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
1127 * expr.c (expand_expr_real_1): Compare size of address
1128 mode to target's address mode size in deciding expansion of
1129 the constant address.
1131 2005-08-31 Richard Guenther <rguenther@suse.de>
1134 * expr.c (all_zeros_p): New function.
1135 (expand_expr_real_1): Handle the case of an all-zero
1136 non-addressable constructor separately.
1138 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
1140 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1141 arguments, adjust all callers.
1142 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1144 2005-08-30 Richard Henderson <rth@redhat.com>
1147 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1148 whenever the mode sizes match.
1150 2005-08-31 Alan Modra <amodra@bigpond.net.au>
1152 * calls.c (load_register_parameters): Fix comment typo.
1153 * expr.c (emit_push_insn): Comment formatting.
1155 2005-08-30 Ian Lance Taylor <ian@airs.com>
1157 * config/i386/x-cygwin (host-cygwin): Change dependency from
1158 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1160 2005-08-29 Geoffrey Keating <geoffk@apple.com>
1162 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1165 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
1168 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1169 call to ggc_collect.
1171 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
1174 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1175 beginning. Remove $(INCLUDES) from all the rules, if following
1176 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1178 2005-08-29 Jakub Jelinek <jakub@redhat.com>
1181 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1182 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1183 not constant, but maxlen is, don't set len to maxlen, rather
1184 set maxlen to len if len is a constant.
1186 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
1188 PR tree-optimization/23475
1189 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1192 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
1194 Fix PR middle-end/22455
1196 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1197 Checksum only the parts of the tree that exist for the tree code.
1199 2005-08-28 Dale Johannesen <dalej@apple.com>
1201 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
1203 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
1205 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1207 2005-08-28 Richard Henderson <rth@redhat.com>
1209 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1210 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1213 2005-08-28 Jakub Jelinek <jakub@redhat.com>
1216 * builtins.c (get_memory_rtx): Don't strip nops
1217 in between COMPONENT_REFs.
1219 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
1222 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1224 (gimplify_modify_expr): Check for zero sized types and gimplify the
1225 rhs and lhs as statements.
1227 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
1230 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1231 state for return address column of signal frames.
1233 2005-08-27 David Edelsohn <edelsohn@gnu.org>
1236 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1237 bytes >= 2 not bytes == 2.
1238 (expand_block_move): Same.
1240 2005-08-27 Richard Guenther <rguenther@suse.de>
1243 * config/i386/sse.md (sse2_movsd): Add missing closing
1246 2005-08-27 Paul Brook <paul@codesourcery.com>
1248 * genrecog.c (enum decision_type): Add DT_num_insns.
1249 (struct decision_test): Add u.num_insns.
1250 (add_to_sequence): Add DT_num_insns test.
1251 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1252 (write_cond, debug_decision_2): Ditto.
1253 (change_state): Assume peep2_next_insn never fails.
1254 Remove "afterward" argument.
1255 (write afterward, write_tree): Update to match.
1256 * recog.c (peep2_current_count): New variable.
1257 (peep2_next_insn): Check it.
1258 (peephole2_optimize): Set peep2_current_count.
1259 * recog.h (peep2_current_count): Declare.
1261 2005-08-26 Josh Conner <jconner@apple.com>
1264 * ipa-pure-const.c (check_tree): Check for volatile-ness
1265 when considering a dereference.
1267 2005-08-27 Jakub Jelinek <jakub@redhat.com>
1269 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1271 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1273 PR rtl-optimization/23561
1274 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
1275 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1276 at most LEN bytes long memory fits into the field.
1277 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1278 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1279 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1281 2005-08-26 Richard Henderson <rth@redhat.com>
1284 * loop.c (biased_biv_may_wrap_p): New.
1285 (maybe_eliminate_biv_1): Use it to suppress non-equality
1286 comparison transformations. Delete disabled code.
1288 2005-08-26 Ian Lance Taylor <ian@airs.com>
1290 * combine.c (make_extraction): Avoid reference outside object.
1292 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
1294 * stor-layout.c (finalize_type_size): Restore behaviour for
1295 non-aggregate types to the status quo ante of the patch for
1296 pr 23467. Document why it matters.
1298 2005-08-26 Jakub Jelinek <jakub@redhat.com>
1301 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1302 array by one element, initialize the BT_LAST element with NULL.
1304 2005-08-26 David Edelsohn <edelsohn@gnu.org>
1306 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1307 optimizing for size.
1309 (compare_plus_eqsi): Same.
1310 (plus_eqsi_compare): Same.
1311 (neg_eq0<mode>): Same.
1312 (neg_eq<mode>): Same.
1314 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1317 2005-08-26 Nick Clifton <nickc@redhat.com>
1319 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1320 TARGET_EP is not defined.
1321 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1322 TARGET_EP is enabled.
1323 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1324 * config/v850/v850.md (save_all_interrupt): Only use the EP
1325 register if TARGET_EP is defined.
1326 (restore_all_interrupt): Likewise.
1327 * config/v850/lib1funcs.asm: Update functions so that the EP
1328 register is only used if __EP__ is defined.
1330 2005-08-26 David Ung <davidu@mips.com>
1332 * config/mips/mips.c (mips_expand_prologue): Handle case when
1333 generating for MIPS16 and the outgoing argument area is more than
1334 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1337 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1339 * config/crx/crx.md: Make doloop_end pattern usage controllable
1340 via mloop-nesting=<max-nesting> command line switch. Make sure
1341 the combiner cannot use doloop_end_<mode> in an illegal way.
1342 * config/crx/crx.c: Use regs up to r6 for argument passing.
1343 Refine crx_address_cost (non cst4 displacements are expensive).
1344 * config/crx/crx.opt: Add switch for mloop-nesting=.
1346 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1348 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1349 (UNSPEC_MVST): New constant.
1351 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1353 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1354 Reject operands containing eliminable registers.
1355 * testsuite/gcc.dg/20050825-1.c: New testcase.
1357 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1358 Jan Hubicka <jh@suse.cz>
1360 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1362 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1364 PR tree-optimization/23546
1365 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1368 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1370 * params.def (PARAM_MIN_SPEC_PROB): New.
1371 * sched-rgn.c (MIN_PROBABILITY): Delete.
1372 (compute_trg_info): Convert to PARAM_VALUE.
1373 * doc/invoke.texi (param): Document min-spec-prob.
1375 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1377 * config/darwin.h: define __PIC__
1378 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1379 TARGET_OS_CPP_BUILTINS macro.
1381 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1383 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1386 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1388 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1390 * cfghooks.c (duplicate_block): Added position where to place
1391 new block as argument.
1392 * cfghooks.h (duplicate_block): Declaration changed.
1393 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1395 * cfglayout.h (copy_bbs): Declaration changed.
1396 * cfgloop.h (loop_version): Declaration changed.
1397 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1398 position to copy_bbs.
1399 (loop_version): Pass position to duplicate_loop_to_header_edge.
1400 Add place_after argument and position new blocks according to
1402 * modulo-sched.c (sms_schedule): Pass place_after argument
1404 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1405 * tree-cfg.c (split_edge_bb_loc): New function.
1406 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1407 to determine position of new blocks.
1408 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1410 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1411 argument to duplicate_block.
1412 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1413 Pass position to copy_bbs.
1415 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1417 * fold-const.c (ptr_difference_const): Use
1418 cst_and_fits_in_hwi instead of host_integerp.
1420 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1422 * config/darwin.c (gen_pic_offset): New.
1423 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1426 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1428 PR tree-optimization/23486
1429 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1431 2005-08-23 Phil Edwards <phil@codesourcery.com>
1433 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1434 remove use_collect2.
1435 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1437 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1438 configuration files to override the default value.
1440 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1441 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1442 * config/vx-common.h: New file, split out from...
1443 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1444 * config/vxworksae.h: New file, for VxWorks AE.
1445 * config/vxworks.opt: New file.
1446 * config/vxlib.c: Update for VxWorks 6.
1448 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1449 other MULTILIB_* variables appropriately.
1450 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1451 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1452 * config/rs6000/vxworks.h: Update for VxWorks 6.
1453 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1455 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1458 * config/darwin.c (machopic_select_section): Remove the hack to
1459 mark "::operator new" and "::operator delete" for coalescing
1460 even though they are not weak.
1462 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1464 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1465 * configure: Regenerate.
1467 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1470 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1472 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1473 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1476 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1478 * config/rs6000/predicates.md (equality_operator): New.
1479 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1480 comparison with a large constant.
1482 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1484 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1486 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1488 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1489 registers is even, and we have a hardware double precision fp,
1491 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1492 size of current argument when checking if argument was passed in
1495 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1498 * stor-layout.c (finalize_type_size): Dont override
1499 existing alignment with a smaller alignment from the mode.
1501 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1503 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1504 * lambda.h (lambda_vector_lexico_pos): ... here.
1505 * tree-data-ref.c (build_classic_dist_vector): Return false when
1506 the distance vector is lexicographically negative.
1508 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1510 PR tree-optimization/23511
1511 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1512 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1514 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1516 PR tree-optimization/22043
1517 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1518 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1519 If ALLOW_FLEXARR, handle types ending with flexible array member.
1520 Pass false as second argument to recursive count_type_elements calls.
1521 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1522 argument to count_type_elements call.
1523 * tree-sra.c (decide_block_copy): Likewise.
1524 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1525 for a constant-sized object, set cleared as well. Pass true as
1526 second argument to count_type_elements call.
1528 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1531 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1532 from legitimate_small_data_p, and make global. Update use.
1533 Remove forward declaration.
1534 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1536 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1538 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1540 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1541 of scratch intermediates.
1542 (eq<mode>_compare): Same.
1543 (neg_eq0<mode>): New.
1544 (neg_eq<mode>): Convert to define_insn_and_split.
1546 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1549 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1550 stdarg functions, set/clear the fp marker even when no variable
1552 * config/rs6000/sysv4.opt (mprototype): Describe.
1554 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1556 PR rtl-optimization/23478
1557 * regs.h (reg_info): Add throw_calls_crossed.
1558 (REG_N_THROWING_CALLS_CROSSED): Define.
1559 * flow.c (allocate_reg_life_data): Initialize
1560 REG_N_THROWING_CALLS_CROSSED.
1561 (propagate_one_insn, attempt_auto_inc): Update
1562 REG_N_THROWING_CALLS_CROSSED.
1563 * global.c (global_alloc): Don't allocate pseudos across
1564 calls that may throw.
1566 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1569 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1570 value is inbetween the range if we did not find an exact match.
1572 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1574 * doc/invoke.texi (Option Summary): Add ms1 options.
1575 * doc/extend.texi: Document interrupt handler attribute for ms1.
1576 * doc/md.texi: Document ms1 constraints.
1577 * config.gcc: Add ms1-*-elf.
1578 * config/ms1/ms1.h: New.
1579 * config/ms1/ms1.c: New.
1580 * config/ms1/ms1.md: New.
1581 * config/ms1/ms1-protos.h: New.
1582 * config/ms1/ABI.txt: New.
1583 * config/ms1/crti.asm: New.
1584 * config/ms1/crtn.asm: New.
1585 * config/ms1/lib2extra-funcs.c: New.
1586 * config/ms1/t-ms1: New.
1587 * config/ms1/ms1.opt: New.
1589 2005-08-22 Ira Rosen <irar@il.ibm.com>
1591 * config/rs6000/altivec.md (xorv4sf3): New.
1592 (negv4sf2, neg<mode>2): Likewise.
1594 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1597 * config/ia64/ia64.md (divsi3): Check divide by zero.
1598 (udivsi3): Likewise.
1600 (udivdi3): Likewise.
1602 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1604 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1605 up to elem_bitsize bits, not max_bitsize.
1607 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1609 PR tree-optimization/23433
1610 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1611 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1613 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1615 PR tree-optimization/23434
1616 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1617 the iteration bound is not an INTEGER_CST.
1619 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1621 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1622 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1623 NULL if need_epilog_adjust is false.
1624 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1625 Case 3 always peels first itration, not just for PLUS case, and no need
1626 to use scalar_initial_def here. Create an epilog adjustment only if
1627 scalar_initial_def is not NULL.
1629 (vectorizable_reduction): Remove assert.
1631 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1634 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1635 (__moddi3): Likewise.
1636 (__udivdi3): Likewise.
1637 (__umoddi3): Likewise.
1638 (__divsi3): Likewise.
1639 (__modsi3): Likewise.
1640 (__udivsi3): Likewise.
1641 (__umodsi3): Likewise.
1643 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1645 * tree-pass.h (TDF_GRAPH): Define.
1646 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1647 * passes.c (finish_optimization_passes): Only call
1648 finish_graph_dump_file if TDF_GRAPH is set.
1649 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1650 NULL. Set TDF_GRAPH bit.
1651 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1653 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1655 * arm.h (arm_stack_offsets): Add locals_base field.
1656 * arm.c (arm_get_frame_offsets): Compute it.
1657 (thumb_compute_initial_elimination offset): Make the Thumb frame
1658 pointer point to the base of the local variables.
1659 (thumb_expand_prologue): Update accordingly.
1660 (thumb_expand_epilogue): Likewise.
1662 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1663 mode of clobbered scratch to DImode. Handle a case that's known to
1666 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1668 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1669 (gt0<mode>_compare): Delete.
1670 (neg_gt0<mode>): Delete.
1672 2005-08-19 Eric Christopher <echristo@apple.com>
1674 * optabs.h: Change CTI_ to COI_.
1677 2005-08-19 James E Wilson <wilson@specifix.com>
1679 * builtins.c (expand_builtin_return_addr): Set
1680 current_function_accesses_prior_frames when count != 0. Use
1681 frame_pointer_rtx when count == 0.
1682 * function.h (struct function): Add accesses_prior_frames field.
1683 (current_function_accesses_prior_frames): Define.
1684 * reload1.c (init_elim_table): Check
1685 current_function_accesses_prior_frames.
1686 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1688 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1690 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1691 indicator. Return true if the flowgraph changed during
1694 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1697 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1698 conditional expression before testing its value.
1700 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1702 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1704 2005-08-19 Devang Patel <dpatel@apple.com>
1706 PR tree-optimization/23048
1707 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1708 third parameter. Check whether latch is dominated by exit
1710 (if_convertible_loop_p): Supply exit block itself to
1711 if_convertible_bb_p.
1713 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1716 * arm.md (arm_load_pic_register): Change argument to the mask of
1717 saved registers. Call thumb_find_work_register if we need a
1718 scratch register on Thumb.
1719 (arm_expand_prologue): Pass empty register set to
1720 arm_load_pic_register.
1721 (thumb_expand_prologue): Pass live_regs_mask directly to
1722 arm_load_pic_register.
1723 * arm-protos.h (arm_load_pic_register): Update prototype.
1725 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1727 * sh.c (find_sole_member): New function.
1728 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1729 if the record's alignment is larger than the size of its only member.
1731 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1734 * arm.c (thumb_legitimize_reload_address): New function.
1735 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1736 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1738 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1740 * config/crx/crx.c: Implement crx_decompose_address. Reject
1741 symbolic displacements since CRX register relative adressing
1742 mode can't handle unsigned 32-bit values as displacements.
1743 * config/crx/crx.h: Simplify definitions, remove redundant
1744 parenthesis and obsolete macros.
1745 * config/crx/crx.opt: Add new switch for debugging addresses.
1746 * config/crx/crx-protos.h: Add new declarations for above.
1748 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1751 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1754 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1756 * collect2.c (dup2): Delete.
1757 * configure.ac: Don't check for dup2.
1759 * config.in, configure: Regenerate.
1761 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1763 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1764 record with the type of its only member.
1766 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1768 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1769 define_insn_and_split.
1770 (plus_ltu<mode>_compare): Same.
1771 (gtu<mode>_compare): Same.
1772 (plus_gtu<mode>_compare): Same.
1774 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1776 PR tree-optimization/22228
1777 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1779 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1780 are recorded in vect_vnames_to_rename for renaming.
1781 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1782 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1783 in vect_vnames_to_rename.
1784 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1785 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1787 2005-08-18 Jan Hubicka <jh@suse.cz>
1790 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1791 info only for local statics, not for member variables.
1793 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1795 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1797 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1799 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1801 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1804 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1806 2005-08-17 James E Wilson <wilson@specifix.com>
1808 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1811 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1813 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1814 (leu<mode>_compare): Same.
1815 (plus_leu<mode>): Same.
1816 (neg_leu<mode>): Same.
1817 (and_neg_leu<mode): Same.
1818 (ltu<mode>_compare): Same.
1819 (plus_ltu<mode>): Same.
1821 (geu<mode>_compare): Same.
1822 (plus_geu<mode>): Same.
1823 (neg_geu<mode>): Same.
1824 (and_neg_geu<mode>): Same.
1825 (plus_gt<mode>): Same.
1826 (gtu<mode>_compare): Same.
1827 (plus_gtu<mode>): Same.
1829 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1831 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1832 Move call_table_data to end. Delete spurious .text.
1833 (callt_save_all_interrupt): Fix comment typo.
1835 2005-08-17 James E Wilson <wilson@specifix.com>
1836 Kevin Winchester <winchester@amirix.com>
1839 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1841 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1844 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1845 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1847 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1849 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1850 record with the type of its only member if the modes don't match.
1852 * varasm.c (decode_reg_name): Skip empty additional register names.
1854 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1856 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1857 lsm_tmp_name_length): New.
1858 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1859 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1861 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1862 Andreas Krebbel <krebbel1@de.ibm.com>
1864 * config.gcc: Added z9-109 switch.
1865 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1866 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1867 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1868 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1869 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1870 for "z9_109" cpu attribute.
1871 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1872 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1873 (s390_handle_arch_option): Added z9-109 switch.
1874 (override_options): Set respective cost function for z9-109.
1875 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1876 (legitimate_reload_constant_p): Accept extended immediates.
1877 (print_operand): Three new output modifiers added: k, m and o.
1878 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1879 (s390_output_mi_thunk): Use extended immediate when possible.
1880 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1881 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1882 (CONSTRAINT_LEN): Added length of O constraint.
1883 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1884 * config/s390/s390.md ("cpu"): New value z9_109 added.
1885 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1886 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1887 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1888 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1889 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1890 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1891 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1892 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1893 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1894 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1895 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1896 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1897 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1898 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1899 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1901 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1902 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1903 insns for TARGET_EXTIMM.
1905 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1907 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1909 2005-08-17 Nick Clifton <nickc@redhat.com>
1911 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1912 Call default_encode_section_info.
1914 2005-08-17 Steven Bosscher <stevenb@suse.de>
1916 PR tree-optimization/21574
1917 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1918 constant, return CONSTANT.
1919 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1920 (ccp_fold, visit_assignment): Likewise.
1921 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1923 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1925 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1926 fold_buildN instead of buildN then fold_initializer or fold.
1927 (build_unary_op): Likewise.
1928 (build_binary_op): Likewise.
1929 * fold-const.c (fold_initializer): Remove.
1930 (fold_build1_initializer): New function.
1931 (fold_build2_initializer): New function.
1932 (fold_build3_initializer): New function.
1933 * tree.h (fold_initializer): Remove.
1934 (fold_build1_initializer): New function.
1935 (fold_build2_initializer): New function.
1936 (fold_build3_initializer): New function.
1938 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1940 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1941 (try_move_mult_to_index): Call fold_build2 instead of build2.
1942 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1943 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1944 fold_binary_to_constant.
1945 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1947 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1948 check if A == gcd (A, B). Remove TYPE argument.
1949 (analyze_offset) Use fold_build2 instead of fold (build.
1950 (create_data_ref): Likewise.
1951 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1952 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1955 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1957 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1958 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1960 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1963 * gimplify.c (zero_sized_type): New function.
1964 (gimplify_modify_expr_rhs): If we have a zero sized type,
1965 replace the statement with an empty statement.
1967 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1969 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1972 2005-08-16 Ian Lance Taylor <ian@airs.com>
1974 * doc/tm.texi (Label Output): Correct typo.
1976 2005-08-16 Steven Bosscher <stevenb@suse.de>
1979 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1980 force_operand will work later on using have_insn_for.
1982 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1984 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1986 2005-08-16 Ian Lance Taylor <ian@airs.com>
1989 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1990 vector type, don't try to construct it element by element. Add an
1991 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1993 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1995 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1997 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1999 * doc/invoke.texi (Precompiled Headers): Document some more options
2000 which are known to be safe.
2002 2005-08-16 James E Wilson <wilson@specifix.com>
2004 PR tree-optimization/21105
2005 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2006 TREE_OVERFLOW check.
2008 2005-08-16 David Edelsohn <edelsohn@gnu.org>
2010 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2011 (neg_ltu<mode>): Same.
2013 (neg_gtu<mode>): Same.
2015 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2017 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2018 (fold_builtin_isdigit): Use fold_buildN.
2019 (build_function_call_expr): Likewise.
2020 * c-typeck.c (c_finish_loop): Likewise.
2022 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
2023 Richard Shann <rshann@superh.com>
2025 PR middle-end/20396:
2026 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2028 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
2030 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2032 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
2035 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2036 arm_compure_save_reg0_reg12_mask to determine when the PIC register
2039 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2042 * fold-const.c (build_range_check): Disable optimization for function
2043 pointer expressions on targets that require function pointer
2046 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
2048 * simplify-rtx.c (simplify_const_relational_operation): When
2049 extracting arguments of a COMPARE, recompute the mode as well.
2051 2005-08-15 Ian Lance Taylor <ian@airs.com>
2053 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2055 2005-08-15 DJ Delorie <dj@redhat.com>
2057 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2059 (movsi_splittable): Allow, but split, moves to the stack.
2060 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2063 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2065 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2066 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2067 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2069 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2070 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2071 Delete HOST_PTR_PRINTF.
2073 * configure, config.in: Regenerate.
2075 2005-08-15 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.md (QHSI): New mode macro.
2078 (wd): Extend mode attr for QImode and HImode
2079 (dbits): New mode attr.
2080 (zero_extend<mode>di2): Convert to mode macro.
2082 2005-08-15 Steve Ellcey <sje@cup.hp.com>
2085 * doc/invoke.texi (-mgnu-ld): Update description.
2088 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2091 * Makefile.in (tree-chrec.o): Depends on real.h.
2092 * tree-chrec.c: Include real.h.
2093 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2094 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2095 * tree-scalar-evolution.c (add_to_evolution_1,
2096 interpret_rhs_modify_expr): Ditto.
2098 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
2101 * tree-data-ref.c (estimate_niter_from_size_of_data): When
2102 step is negative compute the estimation from init downwards to zero.
2104 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
2106 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2108 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2110 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2112 (legitimate_reload_constant_p): Fix handling of lliXX operands.
2113 Accept double-word constants that can be split.
2114 * config/s390/s390.md ("movti"): Use 'P' constraint.
2115 ("*movdi_31", "*movdf_31"): Likewise.
2117 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
2119 Fix PR tree-optimization/22615
2121 * tree-ssa-structalias.c (solution_set_add): Handle
2122 first_vi_for_offset returning NULL.
2123 (do_da_constraint): Ditto.
2124 (do_sd_constraint): Ditto.
2125 (do_ds_constraint): Ditto
2126 (find_func_aliases): Ditto.
2127 (build_constraint_graph): RHS is allowed be ANYTHING.
2128 (first_vi_for_offset): Return NULL if we couldn't find anything at
2131 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2133 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2134 over memory as first operand.
2136 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2140 available for setting it.
2142 2005-08-14 Ira Rosen <irar@il.ibm.com>
2144 PR tree-optimization/23320
2145 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2146 data-refs' types instead of base object nullness. Add check for
2147 pointer type data-refs before first location comparison. Remove
2150 2005-08-14 Andreas Schwab <schwab@suse.de>
2152 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2154 2005-08-13 James E Wilson <wilson@specifix.com>
2156 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2157 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2158 -fstack-protector-all, --param ssp-buffer-size): Document.
2159 (-Wvariadic-macros): Alphabetize.
2160 (-fsched-stalled-insns-dep): Add missing 'f'.
2162 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2165 2005-08-13 David Edelsohn <edelsohn@gnu.org>
2167 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2168 or indirect address operand.
2169 (EXTRA_ADDRESS_CONSTRAINT): New.
2170 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2172 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
2174 PR tree-optimization/22236
2175 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2176 successors and predecessors.
2177 * tree-chrec.c (chrec_convert): Before converting, check that
2178 sequences don't wrap.
2179 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2180 (analyze_array): Extern.
2181 (find_data_references_in_loop): Remove call to
2182 compute_estimated_nb_iterations.
2183 * tree-data-ref.h (analyze_array): Declared.
2184 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2185 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2186 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2187 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2189 * tree-ssa-loop-ivcanon.c: Fix documentation.
2190 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2191 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2192 (infer_loop_bounds_from_undefined): New.
2193 (estimate_numbers_of_iterations_loop): Use
2194 infer_loop_bounds_from_undefined.
2195 (used_in_pointer_arithmetic_p): New.
2196 (scev_probably_wraps_p): Pass an extra parameter. Call
2197 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
2198 (convert_step): Fix documentation.
2199 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2200 Use initial_condition_in_loop_num and evolution_part_in_loop_num
2201 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
2202 scev_probably_wraps_p.
2204 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2206 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2207 (s390_register_info): Ignore clobbered_regs information for fixed
2208 registers, and only fixed registers.
2209 (s390_init_frame_layout): Remove redundant call.
2211 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
2213 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2214 description of -Wold-style-casts.
2216 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2217 Jakub Jelinek <jakub@redhat.com>
2219 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2220 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2221 * config/s390/s390.c (print_operand): New output modifier 'G' added.
2222 (get_thread_pointer): Renamed to s390_get_thread_pointer.
2223 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2224 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2225 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2226 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2227 ("stack_protect_set", "stack_protect_test"): New expanders.
2228 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2229 "stack_protect_testdi"): New insn definitions.
2231 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2233 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2235 2005-08-12 Paul Brook <paul@codesourcery.com>
2237 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2239 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2241 * config/s390/predicates.md (setmem_operand): New predicate.
2242 (shift_count_operand): Accept ANDs with special constants as
2244 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2245 with special constants.
2246 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2247 shift_count_operand with setmem_operand.
2249 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2251 * config/s390/s390.c (s390_extract_part, s390_single_part):
2253 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2254 (s390_output_mi_thunk): Don't use lg on 31 bit.
2255 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2256 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2258 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2260 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2261 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2262 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2263 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2264 with one of the new macros.
2266 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
2268 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2269 Don't set save_return_addr_p.
2270 (s390_register_info): Make clobbered_regs not depending on
2273 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2275 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2276 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2278 2005-08-11 James E. Wilson <wilson@specifix.com>
2280 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2282 2005-08-11 Jakub Jelinek <jakub@redhat.com>
2284 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2285 locations gathered by var-tracking in single entry loc_list
2286 over loc_descriptor_from_tree.
2288 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2289 pass it down to loc_descriptor.
2290 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2291 (containing_function_has_frame_base): Move earlier in the file.
2292 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2293 instead of always assuming fbreg can't be used.
2295 2005-08-11 David Edelsohn <edelsohn@gnu.org>
2297 * config/rs6000/altivec.md: Change constraint "m" to "Z".
2298 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2299 Accept address wrapped in AND for Altivec.
2300 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2301 Strip AND wrapping offset address for Altivec.
2303 2005-08-11 Richard Henderson <rth@redhat.com>
2306 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2307 before using TYPE_IS_SIZETYPE.
2309 2005-08-11 Richard Henderson <rth@redhat.com>
2312 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2313 insn types not present on ev4.
2314 (alphaev5_insn_pipe): Similarly.
2316 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2319 * arm.c (arm_override_options): If the user has selected callee-super-
2320 interworking, then enable normal interworking.
2322 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2324 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2327 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2329 * doc/rtl.texi: Fix two typos.
2331 2005-08-11 Richard Guenther <rguenther@suse.de>
2334 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2335 cases where we call to/from functions returning void.
2337 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2340 * tree.c (build_pointer_type_for_mode): Robustify.
2342 2005-08-10 James E Wilson <wilson@specifix.com>
2344 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2345 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2347 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2350 2005-08-10 Eric Christopher <echristo@apple.com>
2352 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2353 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2356 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2359 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2360 for the high part when generating dynamic-no-pic code.
2362 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2364 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2365 (x86_64-*-linux*): Likewise.
2367 * config/i386/crtfastmath.c: New file.
2368 * config/i386/t-crtfm: Likewise.
2370 * config/i386/linux.h (ENDFILE_SPEC): New.
2371 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2373 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2376 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2378 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2379 (vec_shl, vec_shr): Document new operations.
2380 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2382 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2384 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2385 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2386 change predicate to indexed_or_indirect_address.
2388 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2390 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2391 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2392 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2393 and __aeabi_uwrite8.
2394 * config/arm/unaligned-funcs.c: New file.
2395 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2397 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2399 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2401 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2402 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2404 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2405 * final.c (pass_shorten_branches): Add dump.
2406 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2407 (pass_life): Rename dump.
2408 (rest_of_handle_flow2): Remove initial verify_flow_info.
2409 * function.c (pass_instantiate_virtual_regs): Add dump.
2410 * integrate.c (pass_initial_value_sets): Add dump.
2411 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2412 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2413 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2414 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2415 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2416 gate_rtl_unrool_and_peel_loops): New.
2417 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2418 rtl_doloop): Do not look at flags.
2419 * mode-switching.c (pass_mode_switching): Add dump.
2420 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2421 pass_split_before_regstack): Add dump.
2422 * regmove.c (pass_stack_adjustments): Add dump.
2423 * tree-optimize.c (pass_fixup_cfg): Add dump.
2425 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2428 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2429 deciding which instruction sequence to use.
2431 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2433 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2434 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2436 2005-08-09 Richard Guenther <rguenther@suse.de>
2438 * c-common.c (builtin_function_2): Remove.
2439 (def_builtin_1): New function.
2440 (c_common_nodes_and_builtins): Use def_builtin_1 to
2441 build builtin functions.
2443 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2445 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2446 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2447 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2450 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2452 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2453 fold_binary instead of fold_build2 since we don't care about the
2455 (loop_niter_by_eval): Likewise.
2456 (compare_trees): Likewise.
2457 (proved_non_wrapping_p): Likewise.
2459 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2463 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2464 if the if is really empty.
2466 2005-08-09 Steven Bosscher <stevenb@suse.de>
2468 PR tree-optimization/23234
2469 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2470 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2471 argument of the new enum.
2472 (execute_cse_reciprocals): Add reciprocals for function arguments
2473 on the unique successor edge of the entry block. Update other calls
2474 to execute_cse_reciprocals_1.
2476 2005-08-08 Richard Henderson <rth@redhat.com>
2479 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2481 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2483 * expr.c (write_complex_part): Return after handling MEM.
2485 2005-08-08 Josh Conner <jconner@apple.com>
2487 PR rtl-optimization/23241
2488 * combine.c (simplify_comparison): Fix error in determining
2489 whether to lift a subreg from comparison.
2491 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2494 * config/rs6000/altivec.md (vec_init<mode>): New.
2495 (vec_set<mode>): New.
2496 (vec_extract<mode>): New.
2497 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2498 (rs6000_expand_vector_set): New.
2499 (rs6000_expand_vector_extract): New.
2500 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2501 for Altivec modes before reload.
2502 (altivec_expand_vec_init_builtin): New.
2503 (get_element_number): New.
2504 (altivec_expand_vec_set_builtin): New.
2505 (altivec_expand_vec_ext_builtin): New.
2506 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2508 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2510 * config/rs6000/rs6000.h (rs6000_builtins): Add
2511 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2512 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2513 * config/rs6000/rs6000-protos.h: Declare new functions.
2515 2005-08-08 Jan Hubicka <jh@suse.cz>
2517 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2518 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2519 * i386.md (movdi*): Use pic_32bit_operand.
2520 * predicates.md (pic_32bit_operand): New.
2522 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2525 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2527 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2529 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2530 (test_for_singularity): Use fold_build2.
2532 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2534 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2536 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2538 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2539 (COMMON_ASM_OP) Define.
2540 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2541 (ix86_encode_section_info): Likewise.
2542 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2543 SUBTARGET_ENCODE_SECTION_INFO.
2545 2005-08-06 Richard Henderson <rth@redhat.com>
2548 * tree-nested.c (convert_local_reference): Save and restore val_only
2549 around component_ref and friends. Clear walk_subtrees by default.
2551 2005-08-06 Peter O'Gorman <peter@pogma.com>
2554 * gcc.c (process_command): Check the argument to -b has a dash.
2555 * doc/invoke.texi: Update -b and -V docs.
2557 2005-08-06 James E Wilson <wilson@specifix.com>
2559 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2561 2005-08-06 Michael Matz <matz@suse.de>
2563 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2564 member only if only one insn is associated with the value.
2566 2005-08-06 Nick Clifton <nickc@redhat.com>
2568 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2570 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2571 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2572 Check symbol flags instead of symbol name mangling.
2573 (xstormy16_asm_output_aligned_common): Likewise. Also
2574 simplify code since the bss100_section cass is the only case
2575 where the below100 code will be triggered.
2576 (xstormy16_encode_section_info): Encode below100 attribute
2577 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2579 (xstormy16_strip_name_encoding): Delete - this function is no
2581 (TARGET_STRIP_NAME_ENCODING): Undefine.
2582 * config/stormy16/stormy16-protos.h: Delete prototype for
2583 xstormy16_strip_name_encoding.
2585 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2587 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2588 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2589 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2590 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2591 config/alpha/predicates.md, config/arc/arc.h,
2592 config/arm/arm.h, config/arm/ieee754-df.S,
2593 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2594 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2595 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2596 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2597 config/m68hc11/m68hc11.h, config/mips/mips.c,
2598 config/mips/mips.h, config/mips/openbsd.h,
2599 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2600 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2601 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2602 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2603 config/sparc/linux.h, config/sparc/linux64.h,
2604 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2605 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2606 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2607 typos. Follow spelling conventions.
2609 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2612 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2613 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2614 specially. Check for side effects only for COND_EXPR.
2615 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2616 return with TREE_NO_WARNING.
2618 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2620 PR rtl-optimization/23233
2621 * loop.c (combine_movables): Require the modes to be the same.
2622 (move_movables): Remove handling of cases where the replacement
2623 had a different mode to the original.
2625 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2627 PR tree-optimization/23128
2628 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2629 subtraction wrap, and set TREE_OVERFLOW if they do.
2631 2005-08-05 Richard Henderson <rth@redhat.com>
2634 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2635 FORCED_LABEL labels.
2637 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2640 * reload.c (find_reloads_subreg_address): Pass down TYPE
2641 unchanged. Change all callers except find_reloads_toplev.
2643 2005-08-05 Michael Matz <matz@suse.de>
2645 * genattrtab.c (current_alternative_string): Remove.
2646 (SIMPLIFY_ALTERNATIVE): Ditto.
2647 (attr_alt_bit_p): Ditto.
2648 (alternative_name): Make const char *.
2649 (evaluate_eq_attr): Remove use of above things.
2650 (simplify_test_exp): Ditto.
2651 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2652 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2654 2005-08-04 James E Wilson <wilson@specifix.com>
2656 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2657 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2658 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2659 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2660 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2662 2005-08-04 Richard Henderson <rth@redhat.com>
2665 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2666 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2667 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2668 if we'd have to instantiate too many members.
2670 2005-08-04 Richard Henderson <rth@redhat.com>
2673 * tree-outof-ssa.c (coalesce_asm_operands): New.
2674 (coalesce_ssa_name): Use it. Split out ...
2675 (coalesce_phi_operands, coalesce_result_decls): ... these.
2677 2005-08-04 Paul Brook <paul@codesourcery.com>
2679 * read-rtl.c (read_quoted_string): Break if EOF.
2681 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2683 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2684 (fold_build2): Likewise.
2685 (fold_build3): Likewise.
2686 (fold_build1_stat): New function prototype.
2687 (fold_build2_stat): Likewise.
2688 (fold_build3_stat): Likewise.
2689 * fold-const.c (fold_build1): Rename to ..
2690 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2691 through to build1_stat.
2692 (fold_build2): Rename to ..
2693 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2694 through to build2_stat.
2695 (fold_build3): Rename to ..
2696 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2697 through to build3_stat.
2699 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2700 Ian Lance Taylor <ian@airs.com>
2702 * function.c (assign_stack_local_1): Do not correct stack slot
2703 address if allocation size is smaller than mode size.
2705 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2708 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2709 (tree_merge_blocks): Propagate anything allowed by
2711 Clarify documentation.
2712 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2713 SSA form, schedule an update if necessary.
2715 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2717 * doc/install.texi (Binaries): Remove broken link to
2718 Sinix/Reliant Unix binaries.
2720 2005-08-03 Richard Henderson <rth@redhat.com>
2723 * function.c (stack_protect_epilogue): Export.
2724 * tree.h (stack_protect_epilogue): Declare.
2725 * calls.c (expand_call): Call it.
2727 2005-08-03 Eric Christopher <echristo@apple.com>
2729 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2730 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2733 2005-08-04 Jan Hubicka <jh@suse.cz>
2735 * profile.c (branch_prob): Split edges with goto locus on them
2736 to get proper line counts.
2737 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2739 2005-08-03 Paul Brook <paul@codesourcery.com>
2741 * function.c (assign_parms): Round current_function_args_size
2742 to PARM_BOUNDARY, not STACK_BOUNDARY.
2744 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2746 * config/i386/i386.c (x86_elf_aligned_common)
2747 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2749 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2751 PR tree-optimization/23157
2752 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2753 before emitting them.
2755 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2757 PR tree-optimization/19899
2758 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2759 * tree-scalar-evolution.c: Include real.h.
2760 (add_to_evolution): Build constant -1 of correct type.
2762 2005-08-03 Jan Hubicka <jh@suse.cz>
2764 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2765 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2766 profile updating for complette unrolling.
2767 * loop-unroll.c (peel_loop_completely): Use it.
2768 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2769 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2772 2005-08-03 Paul Brook <paul@codesourcery.com>
2774 * combine.c (can_change_dest_mode): New function.
2775 (try_combine, simplify_set): Use it.
2777 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2779 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2782 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2784 * doc/install.texi (Specific): Adjust link to openavr.org.
2785 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2786 (Binaries): Adjust HP-UX Porting Center link.
2787 (Binaries): Adjust Free Software Foundation ordering link.
2789 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2791 * convert.c (convert_to_integer): Use fold_build1 instead of
2792 build1 when converting an integer to an integer.
2794 2005-08-02 Richard Henderson <rth@redhat.com>
2796 * combine.c (combine_instructions): Don't use reg_equal/equiv
2797 results if the mode doesn't match.
2799 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2801 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2802 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2804 2005-08-02 Richard Henderson <rth@redhat.com>
2807 * explow.c (memory_address): Remove special-case for
2808 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2810 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2813 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2814 number of calls to cleanup_tree_cfg_1.
2816 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2818 * doc/invoke.texi: document file extensions .F90 and .F95
2820 2005-08-02 Richard Guenther <rguenther@suse.de>
2822 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2823 positive if its first argument is positive.
2825 2005-08-02 Richard Guenther <rguenther@suse.de>
2827 PR tree-optimization/23177
2828 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2831 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2833 PR tree-optimization/23129
2834 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2835 varying for divisions with anti-ranges.
2837 2005-08-02 Jan Hubicka <jh@suse.cz>
2839 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2840 * tree-ssa-threadupdate.c (thread_block): Add it here.
2842 2005-08-01 James E Wilson <wilson@specifix.com>
2844 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2845 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2846 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2848 * config/mips/predicates.md (const_call_insn_operand): Add check for
2849 SYMBOL_REF_LONG_CALL_P.
2850 * doc/extend.texi (long_call): Document the new attribute.
2852 2005-08-01 Ian Lance Taylor <ian@airs.com>
2853 Richard Henderson <rth@redhat.com>
2855 * Makefile.in (RTL_BASE_H): Add real.h.
2856 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2858 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2860 * rtl.c (rtl_check_failed_code_mode): New.
2861 * rtl.h (struct rtx_def): Add u.rv.
2862 (XCMWINT, XCNMPRV): New.
2863 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2864 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2866 2005-08-01 Richard Henderson <rth@redhat.com>
2868 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2869 with auto-inc codes.
2871 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2873 2005-08-01 Jan Hubicka <jh@suse.cz>
2875 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2876 * i386.c: Include dwarf2.h
2877 (asm_preferred_eh_data_format): New.
2878 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2880 2005-08-01 Ian Lance Taylor <ian@airs.com>
2882 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2883 randomize_va_space for virtual address randomization control.
2885 2005-08-01 Steven Bosscher <stevenb@suse.de>
2887 * common.opt (flag_ipa_cp): Put in right place to maintain
2890 2005-08-01 Jan Hubicka <jh@suse.cz>
2892 * profile.c (compute_value_histograms): Fix thinko.
2893 * value-prof.c: Include toplev.h
2894 (check_counter): New function.
2895 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2896 tree_mod_subtract_transform): Add sanity check.
2898 2005-08-01 Richard Guenther <rguenther@suse.de>
2900 PR tree-optimization/23133
2901 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2902 current functions parameter decls to find defs to cse
2905 2005-08-01 Richard Guenther <rguenther@suse.de>
2907 PR tree-optimization/23109
2908 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2909 If trapping math is in effect, use post-dominator information
2910 to check if we'd in any case reach a trapping point before
2911 doing the reciprocal insertion.
2912 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2913 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2914 expressions are invariant only if trapping math is not in effect.
2916 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2918 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2919 cgraph_function_versioning): New declarations.
2920 * cgraphunit.c: Add include to ipa-prop.h.
2921 (update_call_expr, cgraph_copy_node_for_versioning,
2922 cgraph_function_versioning): New functions.
2923 * integrate.c (copy_decl_for_inlining): Remove.
2924 * ipa-prop.h (ipa_replace_map): New struct.
2925 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2926 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2927 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2928 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2929 ipcp_iterate_stage, ipcp_method_scale_print,
2930 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2931 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2932 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2933 ipcp_update_bb_counts, ipcp_update_profiling,
2934 ipcp_update_edges_counts): New functions.
2935 (ipcp_method_cval_init): Remove restriction regarding local methods.
2936 (ipcp_init_stage): Add ipcp_method_compute_scale.
2937 (ipcp_insert_stage): Add versioning.
2938 (ipcp_structures_print): Add ipcp_method_scale_print.
2939 (ipcp_driver): Dump profiling info.
2940 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2941 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2942 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2943 (struct inline_data): Add versioning_p, ipa_info, new fields.
2944 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2945 declare_return_variable): Replace calls to copy_decl_for_inlining with
2947 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2949 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2950 Add argument VERSIONING.
2951 (copy_arguments_for_versioning, copy_static_chain,
2952 function_versionable_p, tree_versionable_function_p,
2953 tree_function_versioning, replace_ref_tree): New functions.
2954 * tree-inline.h: Include varray.h.
2955 (tree_versionable_function_p, tree_function_versioning,
2956 tree copy_decl_for_dup): New declarations.
2958 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2960 * ipa-cp.c: New file. Contains IPCP specific functionality.
2961 * ipa-prop.h: New file. Contains structures/definitions that can be
2962 used by several interprocedural data flow optimizations (and also IPCP).
2963 * ipa-prop.c: New file.
2964 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2965 * common.opt: Add ipa-cp flag.
2966 * timevar.def: Add IPCP optimization.
2967 * tree-optimize.c (init_tree_optimization_passes): Schedule
2969 * tree-pass.h (pass_ipa_cp): Declare.
2971 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2973 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2974 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2975 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2976 config/i386/i386.c, config/mips/mips.h,
2977 config/rs6000/rs6000.h, config/sh/sh.c,
2978 config/stormy16/stormy16.c: Fix comment typos.
2980 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2983 * c-typeck.c (build_binary_op): Use common_type wrapper on
2985 (common_type): Update comment.
2987 2005-07-31 Steven Bosscher <stevenb@suse.de>
2990 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2991 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2992 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2994 2005-07-31 Jan Hubicka <jh@suse.cz>
2996 * pretty-print.h (pp_widest_integer): New macro.
2997 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3000 2005-07-31 Jan Hubicka <jh@suse.cz>
3002 * output.h (enum section_category): Export from varasm.c
3003 (categorize_decl_for_section): Likewise.
3004 * varasm.c (enum section_category): Kill.
3005 (categorize_decl_for_section): Make global.
3006 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3008 * i386.c (ix86_section_threshold): New static variable.
3009 (ix86_in_large_data_p, ix86_encode_section_info,
3010 x86_64_elf_unique_section,
3011 x86_64_elf_select_section): New functions.
3012 (TARGET_ENCODE_SECTION_INFO): Define
3013 (override_options): Enable medium model for PIC.
3014 (ix86_expand_prologue): Expand gen_set_got_rex64.
3015 (legitimate_constant_p): Handle new UNSPECs.
3016 (legitimate_pic_address_disp_p): Likewise.
3017 (legitimize_pic_address): Lower MEDIUM model addressing.
3018 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3019 (enum cmodel): Add MEDIUM_PIC.
3020 (SYMBOL_REF_FAR_ADDR_P): New macro.
3021 (SYMBOL_FLAG_FAR_ADDR): New flag.
3022 * i386.md (movdi): Support medium model.
3023 (set_got_rex64): New pattern.
3024 * i386.opt (mlarge-data-threshold): New flag.
3025 * predicates.md (zext_operand/sext_operand): Deal with medium model.
3026 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3027 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3028 TARGET_ASM_UNIQUE_SECTION): New.
3030 * invoke.texi (-mlarge_data_threshold): Document
3032 2005-07-31 Jan Hubicka <jh@suse.cz>
3034 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3035 (coalesce_vars): Likewise.
3036 * tree-ssa-live.c (coalesce_cost): New.
3037 (build_tree_conflict_graph): Use coalesce_cost.
3038 * tree-ssa-live.h (coalesce_cost): Declare.
3040 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
3042 * arm.md (all peepholes for post-increment operations): Delete.
3043 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3044 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3045 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3046 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3047 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3049 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
3051 * fold-const.c (tree_expr_nonnegative_p): Always return true for
3054 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
3057 * doc/invoke.texi: Document -rdynamic.
3059 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
3062 * c-parser.c (c_parser_parms_list_declarator): Call
3063 mark_forward_parm_decls.
3064 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3065 decls with visibility structure.
3067 2005-07-30 Paul Brook <paul@codesourcery.com>
3069 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3071 2005-07-30 Paul Brook <paul@codesourcery.com>
3073 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3075 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3077 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3079 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3082 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3083 nested function declarators.
3084 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3085 (grokparms): Call warn_if_shadowing for parameters used within the
3087 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3088 not used within the parameter list.
3089 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3091 2005-07-30 Jan Hubicka <jh@suse.cz>
3093 * expr.c (expand_expr_real_1): Do not load mem targets into register.
3094 * i386.c (ix86_fixup_binary_operands): Likewise.
3095 (ix86_expand_unary_operator): Likewise.
3096 (ix86_expand_fp_absneg_operator): Likewise.
3097 * optabs.c (expand_vec_cond_expr): Validate dest.
3099 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3102 * real.c (real_from_string): Also set last bit if there is a
3103 nonzero hex digit beyond GCC's internal precision after ".".
3105 2005-07-29 David Edelsohn <edelsohn@gnu.org>
3107 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3108 define_constants. Change duplicate values to unassigned numbers.
3109 Change UNSPEC_SUBS to UNSPEC_VSUBS.
3110 (*altivec_vspltsf): New.
3111 (altivec_vperm_v4sf): Delete.
3112 (altivec_vperm_<mode>): Use mode macro V.
3113 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3114 (altivec_predicate_v4sf): Delete.
3115 (altivec_predicate_<mode>): Use mode macro V.
3116 (*altivec_lvesfx): New.
3117 (*altivec_stvesfx): New.
3118 (vec_realign_load_v4sf): Delete.
3119 (vec_realign_load_<mode>): Use mode macro V.
3120 * config/rs6000/rs6000.c (generate_set_vrsave): Use
3123 2005-07-29 Mark Mitchell <mark@codesourcery.com>
3126 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3128 * configure: Regenerated.
3130 2005-07-29 Paul Brook <paul@codesourcery.com>
3132 * doc/install.texi: Add link to GFortran binaries wiki page.
3134 2005-07-29 David Ung <davidu@mips.com>
3136 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3137 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3138 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3139 * config/mips/mips.md (cpu): Add 5kf name.
3140 (includes): Includes 5k.md.
3141 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3142 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3145 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3148 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3149 (cleanup_tree_cfg): ... here.
3150 Call cleanup_tree_cfg_1 until there are no more cleanups to
3153 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
3155 * tree-vrp.c (compare_range_with_value): Return true or false
3156 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3157 EQ_EXPR respectively.
3159 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
3161 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3164 2005-07-29 Diego Novillo <dnovillo@redhat.com>
3166 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3167 (tree_ssa_dominator_optimize): Increment it.
3168 (dump_dominator_optimization_stats): Print it.
3170 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
3171 Steven Bosscher <stevenb@suse.de>
3173 PR rtl-optimization/23117
3174 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3175 when head == tail. Tidy comment.
3177 2005-07-28 Richard Henderson <rth@redhat.com>
3179 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3180 * cselib.c (rtx_equal_for_cselib_p): Likewise.
3181 * jump.c (rtx_renumbered_equal_p): Likewise.
3182 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3183 CONST_INT and CONST_DOUBLE.
3184 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3185 * reload.c (operands_match_p): Special case CONST_INT and
3186 CONST_DOUBLE; check mode earlier.
3188 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3191 * c-typeck.c (convert_for_assignment): Do not check
3192 DECL_IN_SYSTEM_HEADER on NULL fundecl.
3194 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3197 * c-typeck.c (composite_type): Prefer constant size arrays to
3200 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
3203 * real.c (real_from_string): Set last bit if there is a nonzero
3204 hex digit beyond GCC's internal precision.
3206 2005-07-28 Richard Henderson <rth@redhat.com>
3209 * cfgcleanup.c (try_forward_edges): Watch out for end of
3212 2005-07-28 James E Wilson <wilson@specifixinc.com>
3215 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3217 2005-07-28 Jan Hubicka <jh@suse.cz>
3219 * Makefile.in (rtl-profile.o): Kill all traces of it.
3220 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3221 * coverage.h (rtl_coverage_counter_ref): Kill.
3222 * opts.c (flag_speculative_prefetching_set): Kill.
3223 (flag_loop_optimize_set): New.
3224 (common_handle_option): Disable loop optimizer when profiling;
3225 do not handle speculative prefetching.
3226 * passes.c (init_optimization_passes): Replace pass_profiling combo
3227 by branch_prob pass.
3228 * profile.c (compute_value_histograms): Update for simplified value
3230 (rtl_register_profile_hooks): Kill.
3231 (pass_profiling): Kill.
3232 (rest_of_handle_branch_prob): Do not profile.
3233 * toplev.c (process_options): Remove speculative prefetching.
3234 * toplev.h (flag_tree_based_profiling): Kill.
3235 * tree-profile.c (prepare_instrumented_value,
3236 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3237 tree_gen_one_value_profiler, do_tree_profiling): Update for
3238 simplified datastructures.
3239 * value-prof.c: Add comment that speculative prefetching was dropped;
3240 update rest of file for simplified datastructures.
3241 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3242 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3243 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3244 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3245 rtl_mod_subtract, gen_speculative_prefetch,
3246 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3247 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3248 (gate_handle_value_profile_transformations,
3249 rest_of_handle_value_profile_transformations,
3250 pass_value_profile_transformations): Kill.
3251 * value-prof.h (histogram_value_t): Remove IL based unions.
3252 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3253 rtl_profile_hooks): Remove hooks.
3255 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3257 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3258 (cgraph_clone_node): Likewise.
3259 * cgraph.h (cgraph_clone_edge): Update prototype.
3260 (cgraph_clone_node): Likewise.
3261 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3263 (lookup_recursive_calls): Consider profile.
3264 (cgraph_decide_recursive_inlining): Fix updating; use new
3265 probability argument; use profile.
3266 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3267 * tree-inline.c (copy_bb): Update clal of clone_edge.
3268 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3270 * invoke.texi (min-inline-recursive-probability): Document.
3272 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
3274 * doc/install.texi (Configuration): Update Valgrind homepage.
3276 2005-07-28 Richard Henderson <rth@redhat.com>
3279 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3280 labels we want to delete.
3281 (cfg_layout_merge_blocks): Likewise.
3283 2005-07-28 Richard Henderson <rth@redhat.com>
3286 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3287 when expanding to nothing.
3289 2005-07-28 Josh Conner <jconner@apple.com>
3291 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3292 (cgraph_decide_inlining_of_small_functions): Likewise.
3294 2005-07-28 Josh Conner <jconner@apple.com>
3296 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
3297 direction of badness if negative.
3298 (cgraph_default_inline_p): Add reason to parameters, and assign it
3300 (cgraph_decide_inlining_of_small_functions): New parameter in call
3301 to cgraph_default_inline_p.
3302 (cgraph_decide_inlining_incrementally): Likewise.
3303 * cgraphunit.c (decide_is_function_needed): Likewise.
3304 * cgraph.h (cgraph_default_inline_p): Likewise.
3306 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3308 * builtins.c: Fix comment typo(s).
3309 * genautomata.c: Likewise.
3310 * gimplify.c: Likewise.
3311 * tree-dfa.c: Likewise.
3312 * tree-flow-inline.h: Likewise.
3313 * tree-into-ssa.c: Likewise.
3314 * tree-ssa-alias.c: Likewise.
3315 * tree-ssa-ccp.c: Likewise.
3316 * tree-ssa-copy.c: Likewise.
3317 * tree-ssa-dce.c: Likewise.
3318 * tree-ssa-dom.c: Likewise.
3319 * tree-ssa-operands.c: Likewise.
3320 * tree-tailcall.c: Likewise.
3321 * tree-vectorizer.c: Likewise.
3322 * tree-vrp.c: Likewise.
3325 2005-07-28 Jeff Law <law@redhat.com>
3327 * tree-vrp.c (test_for_singularity): Extracted from ...
3328 (simplify_cond_using_ranges): Attempt to simplify a relational
3329 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3331 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3333 PR tree-optimization/22506
3334 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3335 phis whose argument is constant.
3337 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3339 PR rtl-optimization/18992
3340 Back out this patch:
3341 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3342 PR optimization/12142
3343 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3344 uses of the register in the SET_SRC. Remove unnecessary argument.
3346 Replace it with this:
3347 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3348 if flag_non_call_exceptions is set and the insn may trap, pass
3349 pc_rtx as dest for recursion.
3350 In SET_SRC part of SET case, if dest is already set, pass it down
3353 2005-07-28 Jan Hubicka <jh@suse.cz>
3355 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3356 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3357 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3359 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3360 profile when available.
3362 2005-07-28 Jan Beulich <jbeulich@novell.com>
3364 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3365 (ia64_print_operand): Describe and handle 'X'.
3366 (ia64_register_move_cost): Also handle FP_REGS.
3367 (ia64_preferred_reload_class): Likewise.
3368 (ia64_secondary_reload_class): Likewise.
3369 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3370 it. Also check for ITANIUM_CLASS_FLDP.
3371 * config/ia64/ia64.h (FP_REGNO_P): New.
3372 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3373 (reg_class): Add FP_REGS.
3374 (REG_CLASS_NAMES): Adjust for it.
3375 (REG_CLASS_CONTENTS): Likewise.
3376 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3377 (REG_CLASS_FROM_LETTER): Handle 'x'.
3378 (CLASS_MAX_NREGS): Handle FP_REGS.
3379 (MEMORY_MOVE_COST): Likewise.
3380 * config/ia64/ia64.md (itanium_class): Add fldp.
3381 (type): Handle fldp.
3382 (movti_internal): More allowable operand combinations. Use ldfp8 when
3383 splitting unnecessary. Remove predicable attribute. Adjust
3384 itanium_class attribute.
3385 (smuldi3_highpart): Remove outdated comment.
3386 (mulditi3, umulditi3, rotlti3): New expanders.
3387 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3388 (absti2): Disabled new insn for future reference.
3389 Respective new splitters.
3390 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3391 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3392 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3394 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3396 PR rtl-optimization/23047
3397 * simplify-rtx.c (simplify_const_relational_operation): Respect
3398 flag_wrapv for comparisons with ABS.
3400 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3402 PR tree-optimization/22493
3403 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3404 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3406 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3408 * config/frv/frv.opt (moptimize-membar): New.
3410 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3412 * config/frv/frv.h: Remove machine_function definition.
3414 * config/frv/frv.c (struct frv_io): New.
3415 (struct machine_function): Moved from frv.h. Add has_membar_p.
3416 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3417 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3418 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3419 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3420 (frv_reorg): Call frv_optimize_membar when appropriate.
3421 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3422 (frv_expand_builtin): Adjust calls accordingly.
3423 (frv_io_address_cookie): New function.
3424 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3425 load or store rather than a special insn. Add ccnstant address and
3426 io-type operands to the membar.
3427 (frv_ifcvt_modify_tests): Unsign regno.
3428 (frv_ifcvt_modify_tests): Same.
3430 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3431 UNSPEC_OPTIONAL_MEMBAR constant.
3432 (builtin_read_<mode>): Delete.
3433 (builtin_write_<mode>): Delete.
3434 ("optional_membar_<mode>"): Add operand.
3436 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3437 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3438 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3439 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3440 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3441 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3442 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3443 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3444 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3446 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3448 * df.c (df_uses_record): Handle SCRATCH.
3450 2005-07-28 Steven Bosscher <stevenb@suse.de>
3453 * passes.c (rest_of_decl_compilation): If decl is a type and
3454 we have encountered errors, don't emit debug information.
3456 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3458 * params.def: Fixed comment.
3460 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3463 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3464 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3465 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3467 2005-07-27 Steven Bosscher <stevenb@suse.de>
3470 * varasm.c (assemble_start_function): Don't do anything that may
3471 require a CFG if the current function is a thunk.
3473 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3475 * doc/install.texi (Prerequisites): Mention that perl is needed
3476 to do export control in libstdc++ targetting Darwin.
3478 2005-07-27 Steven Bosscher <stevenb@suse.de>
3480 PR rtl-optimization/17808
3481 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3482 (sched_insns_conditions_mutex_p): Split out from...
3483 (add_dependence): ...here. But don't call it from here.
3484 (add_dependence_list): Check sched_insns_conditions_mutex_p
3485 before calling add_dependence.
3486 (add_dependence_list_and_free): Likewise.
3487 (fixup_sched_groups): Likewise.
3488 (sched_analyze_1): Likewise.
3489 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3490 (sched_analyze): Likewise.
3491 (sched_analyze_insn): Likewise.
3492 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3493 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3494 dependencies on all COND_EXEC insns to jumps ending basic blocks
3495 when doing intrablock scheduling.
3496 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3498 2005-07-27 Jeff Law <law@redhat.com>
3500 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3501 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3502 equivalency sets, correctly handle the case were vr0 has an
3503 equivalency set, but vr1 does not.
3505 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3507 PR tree-optimization/23073
3508 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3509 vect_print_dump_info before fprintf.
3511 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3513 PR tree-optimize/22348
3514 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3515 Fold the partial computation.
3517 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3519 PR tree-optimization/22325
3520 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3522 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3524 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3525 (force_var_cost): ... this function.
3526 (compute_phi_arg_on_exit): Export.
3528 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3530 PR tree-optimization/20773
3531 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3534 2005-07-27 Richard Guenther <rguenther@suse.de>
3536 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3537 Avoid pushing again if current struct contains only
3538 fields we decomposed.
3540 2005-07-27 Jan Hubicka <jh@suse.cz>
3542 PR tree-optimization/22574
3543 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3546 * tree-tailcall.c (decrease_profile): New function.
3547 (eliminate_tail_call): Use it.
3549 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3550 visibility flags correctly in whole program mode.
3552 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3554 PR rtl-optimization/22472
3555 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3557 2005-07-26 Steven Bosscher <stevenb@suse.de>
3559 PR tree-optimization/22504
3560 * tree-complex.c (expand_complex_addition): Use 'code' instead
3561 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3563 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3565 * config.gcc (cpu_type): Add frv case.
3566 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3567 (supported_defaults): Add fr550 case.
3569 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3572 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3573 whether a pointer of type T * may point to objects of type T *.
3575 2005-07-26 DJ Delorie <dj@redhat.com>
3577 * configure: Regenerate.
3579 2005-07-26 Dale Johannesen <dalej@apple.com>
3581 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3583 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3585 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3586 Clarify use of "build" in name.
3588 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3590 * doc/extend.texi (Raw read/write Functions): New section.
3591 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3592 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3593 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3594 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3595 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3596 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3597 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3598 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3599 * config/frv/frv.c: Add bdesc_loads global.
3600 Add bdesc_stores global.
3601 (frv_init_builtins): Add support for __builtin_{read/write}*.
3602 (frv_volatile_memref): New.
3603 (frv_expand_load_builtin): New.
3604 (frv_expand_store_builtin): New.
3605 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3606 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3607 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3608 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3609 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3610 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3611 (builtin_read_<mode>): New.
3612 (builtin_write_<mode>): New.
3613 (builtin_write64): New.
3614 (optional_membar_<mode>): New.
3616 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3618 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3619 (rather than units) against HOST_BITS_PER_WIDE_INT.
3621 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3623 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3624 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3625 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3626 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3629 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3630 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3631 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3633 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3635 2005-07-26 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/22486
3638 * fold-const.c (fold_unary): Fold away useless component
3639 references of the form (T *)&T.x, if the address
3642 2005-07-25 James E Wilson <wilson@specifixinc.com>
3644 * dwarf2out.c (add_call_src_coords_attributes): New.
3645 (gen_inlined_subroutine_die): Call it.
3646 (maybe_emit_file, init_file_table): Add comments.
3647 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3649 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3650 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3651 * tree.h (BLOCK_SOURCE_LOCATION): New.
3652 (struct tree_block): New field locus.
3654 2005-07-26 Andreas Schwab <schwab@suse.de>
3656 PR rtl-optimization/23043
3657 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3658 when allocating a struct unoccr.
3660 2005-07-25 Richard Henderson <rth@redhat.com>
3663 * tree-complex.c (gate_no_optimization): True if errors.
3664 * Makefile.in (tree-complex.o): Update dependencies.
3666 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3668 * config/frv/predicates.md (integer_register_operand): Use
3671 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3674 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3676 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3678 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3680 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3681 types when flag_unsafe_math_optimizations is true.
3683 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3685 * gcc.c (option_map): Add --sysroot.
3686 (process_command): Handle --sysroot.
3687 (display_help): Document it.
3688 * doc/cppopts.tex (-isysroot): Document.
3689 * doc/invoke.texi (--sysroot): Document.
3690 * doc/install.texi (--with-build-sysroot): Document.
3692 * Makefile.in (inhibit_libc): New variable.
3693 (INHIBIT_LIBC_CFLAGS): Likewise.
3694 (LIBGCC2_CFLAGS): Include
3695 $(INHIBIT_LIBC_CFLAGS).
3696 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3697 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3698 ($(T)crtend.o): Likewise.
3699 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3700 ($(T)crtendS.o): Likewise.
3701 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3702 ($(T)crtendT.o): Likewise.
3703 (stmp-fixinc): Do not complain about missing headers if
3705 * configure.ac (inhibit_libc): Set it to true/false.
3706 (--with-build-sysroot): New option. Use it to set
3708 * configure: Regenerated.
3710 2005-07-25 Manfred Hollstein <mh@suse.com>
3712 * calls.c (store_one_arg): Fix unsigned comparison warning.
3714 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3717 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3718 (ggc_print_statistics): Initialize variable before use.
3720 2005-07-25 Richard Guenther <rguenther@suse.de>
3722 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3723 calling with a PHI_NODE argument.
3725 * tree-flow-inline.h (overlap_subvar): Protect against
3728 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3730 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3731 * configure: Regenerate.
3733 2005-07-25 Ira Rosen <irar@il.ibm.com>
3735 * expr.c (highest_pow2_factor): Make extern.
3736 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3737 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3738 record_array_differ_p, array_ptr_differ_p): Likewise.
3739 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3740 additional cases. Call the above functions.
3741 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3742 base_object_differ_p when there are two base objects. Otherwise, compare
3743 base address and offset. Call may_alias_p.
3744 (dump_data_reference): Use a correct field name.
3745 (analyze_array): Make static. Initialize new data-ref fields.
3746 (analyze_indirect_ref): New function.
3747 (init_data_ref): Initialize new data-ref fields.
3748 (strip_conversion): Moved from tree-vect-analyze.c.
3749 (analyze_offset_expr, get_ptr_offset, address_analysis,
3750 object_analysis): Likewise.
3751 (analyze_offset): New function.
3752 (create_data_ref): Likewise.
3753 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3754 dimensions for ARRAY_REFs only.
3755 (build_classic_dist_vector): Make static.
3756 (access_functions_are_affine_or_constant_p): Call macro to get the
3757 address of access functions.
3758 (compute_all_dependences): Add new parameter
3759 compute_self_and_read_read_dependences. Compute self and read-read
3760 dependences if it is true.
3761 (find_data_references_in_loop): Call create_data_ref. Initialize new
3763 (compute_data_dependences_for_loop): Add new parameter
3764 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3765 compute nb_loops. Call compute_all_dependences,
3766 build_classic_dist_vector and build_classic_dir_vector with correct
3768 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3769 with correct parameters. Compare dimensions for ARRAY_REFs only.
3770 (free_data_refs): Call macro to free access functions.
3771 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3772 fields from stmt_vinfo.
3773 (struct base_object_info): New structure.
3774 (struct data_reference): Move fields to base_object_info. Add fields
3775 first_location and object_info for above structures. Move fields from
3776 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3777 aligned_to. Add macros to access the new fields.
3778 Update functions declarations.
3779 * tree-flow.h (is_aliased_with): Declare.
3780 * tree-loop-linear.c (linear_transform_loops): Call
3781 compute_data_dependences_for_loop with correct parameters.
3782 * tree-ssa-alias.c (is_aliased_with): New function.
3783 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3784 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3785 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3786 vect_base_addr_differ_p, compute_subscript_distance and
3787 build_classic_dist_vector. Add printings. Check absolute value of
3789 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3791 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3792 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3793 to bytes. Add printing.
3794 (vect_compute_data_refs_alignment): Go through loads and stores in one
3796 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3797 vect_analyze_data_ref_access): Likewise.
3798 (vect_analyze_pointer_ref_access): Remove.
3799 (vect_address_analysis, vect_object_analysis): Likewise.
3800 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3801 and analyze data-refs in the loop.
3802 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3803 fields of data-ref instead of stmt. Add init to the offset from the
3805 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3806 (vect_update_init_of_dr): Likewise.
3807 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3808 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3810 (new_loop_vec_info): Initialize new fields.
3811 (destroy_loop_vec_info): Free new fields.
3812 (vect_strip_conversion): Remove.
3813 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3814 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3815 datarefs. Add new field ddrs.
3816 Add macros for the new fields access.
3817 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3818 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3819 Remove their macros.
3820 * tree.h (highest_pow2_factor): Declare.
3822 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3824 * calls.c (store_one_arg): Check for sibling call MEM arguments
3825 from already clobbered incoming argument area.
3827 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3829 * c-common.c (check_missing_format_attribute): New.
3830 * c-common.h (check_missing_format_attribute): Likewise.
3831 * c-typeck.c (convert_for_assignment): Use it.
3833 2005-07-24 Andreas Schwab <schwab@suse.de>
3835 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3836 register use a word move. Correct operand of ext.w in 68000 code.
3838 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3840 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3841 variables as declarations, rather than definitions.
3843 2005-07-24 Ira Rosen <irar@il.ibm.com>
3845 PR tree-optimization/22526
3846 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3849 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3851 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3852 that C99 reserve for future use. Use it to define clog10,
3853 clog10f and clog10l.
3855 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3857 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3858 * configure.ac: Check for -Wmissing-format-attribute.
3860 * configure: Regenerate.
3862 2005-07-23 Richard Henderson <rth@redhat.com>
3864 PR tree-optimization/22623
3865 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3867 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3870 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3872 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3874 * Makefile.in (C_TREE_H): Update dependencies.
3875 * c-tree.h: Include toplev.h.
3876 * diagnostic.h (diagnostic_set_info): Add format attribute.
3877 * rtl-error.c (diagnostic_for_asm): Likewise.
3879 2005-07-23 Chao-ying Fu <fu@mips.com>
3881 * config/mips/mips-dsp.md: New file.
3882 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3883 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3885 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3886 MIPS_BUILTIN_BPOSGE32.
3887 (mips_expand_builtin_direct): Add one parameter to indicate that
3888 builtin functions need to return a value.
3889 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3891 (mips_regno_to_class): Add classes for 12 new DSP registers.
3892 (mips_subword): Change to check four HI registers.
3893 (mips_output_move): Output move to and from 6 new DSP accumulators.
3894 (override_options): Make sure -mdsp and -mips16 are not used together.
3895 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3897 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3899 (print_operand): Add 'q' for printing DSP accumulators.
3900 (mips_cannot_change_mode_class): Check ACC_REGS.
3901 (mips_secondary_reload_class): Check ACC_REGS.
3902 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3903 (mips_register_move_cost): Check ACC_REGS.
3904 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3905 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3906 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3907 (dsp_bdesc): New array.
3908 (bdesc_arrays): Add DSP builtin function table.
3909 (mips_prepare_builtin_arg): Check predicate again after
3911 (mips_expand_builtin): Add one more parameter to
3912 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3913 MIPS_BUILTIN_BPOSGE32.
3914 (mips_init_builtins): Initialize new function types.
3915 (mips_expand_builtin_direct): Check if builtin functions need to
3916 return a value and pass operands properly.
3917 (mips_expand_builtin_bposge): New function.
3918 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3919 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3920 (FIRST_PSEUDO_REGISTER): Increase to 188.
3921 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3922 Update for 12 new DSP registers.
3923 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3924 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3925 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3926 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3927 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3928 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3929 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3930 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3931 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3932 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3933 (REGISTER_NAMES): Add names for 12 new DSP registers.
3934 * config/mips/mips.md: Include mips-dsp.md.
3935 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3936 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3937 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3938 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3939 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3940 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3941 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3942 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3943 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3944 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3945 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3946 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3947 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3948 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3949 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3950 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3951 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3952 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3953 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3954 (UNSPEC_RDDSP): New constants.
3955 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3956 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3958 * config/mips/mips.opt (-mdsp): New option.
3959 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3960 (reg_imm10_operand): New predicates.
3961 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3962 * doc/invoke.texi (-mdsp): Document new option.
3964 2005-07-22 DJ Delorie <dj@redhat.com>
3966 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3968 * tree-inline.c (inlinable_function_p): Likewise.
3970 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3973 * toplev.c (check_global_declarations): Do not mark undefined
3974 variables as DECL_IGNORED_P.
3975 * varasm.c (first_global_object_name): GTY it.
3976 (weak_global_object_name): Likewise.
3977 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3978 a string to go into {weak,first}_global_object_name.
3980 2005-07-22 DJ Delorie <dj@redhat.com>
3982 * c-format.c (check_function_format): Change warning control
3983 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3985 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3987 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3988 &PTR->FLD a dereference of PTR.
3989 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3990 a potential dereference of PTR.
3992 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3994 PR rtl-optimization/20370
3995 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3996 call allocate_reg_info if necessary.
3998 PR rtl-optimization/21848
3999 * calls.c (emit_library_call_value_1): For const functions, add
4000 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4002 PR rtl-optimization/22445
4003 * cselib.c (target.h): Include.
4004 (rtx_equal_for_cselib_p): Allow commutative matches.
4005 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4006 Remove MODE parameter. Changed all callers.
4008 PR rtl-optimization/22258
4009 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4011 (try_combine): Use likely_spilled_retval_p.
4013 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
4015 * config.gcc: Add crx-elf support.
4017 * doc/contrib.texi: Mention crx.
4018 * doc/extend.texi: Document crx extensions.
4019 * doc/install.texi: Document crx install.
4020 * doc/invoke.texi: Document crx options.
4021 * doc/md.texi: Document crx constraints.
4023 * config/crx/crx-protos.h: New file.
4024 * config/crx/crx.c: New file.
4025 * config/crx/crx.h: New file.
4026 * config/crx/crx.md: New file.
4027 * config/crx/crx.opt: New file.
4028 * config/crx/t-crx: New file.
4030 2005-07-22 Manfred Hollstein <mh@suse.com>
4032 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4034 (int_add_graph_edge): Likewise.
4035 (collapse_nodes): Likewise.
4036 (process_unification_queue): Likewise.
4038 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4039 Laurent GUERBY <laurent@guerby.net>
4041 PR tree-optimization/22336
4042 * function.c (record_block_change): Check for
4043 cfun->ib_boundaries_block.
4045 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
4047 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4048 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4050 2005-07-21 DJ Delorie <dj@redhat.com>
4052 * toplev.c (warn_deprecated_use): Add warning control to warning
4054 * c-typeck.c (parser_build_binary_op): Likewise.
4055 (c_finish_if_stmt): Likewise.
4056 * c-common.c (check_function_sentinel): Likewise.
4057 (check_nonnull_arg): Likewise.
4059 2005-07-21 Richard Henderson <rth@redhat.com>
4062 * tree-complex.c (complex_ssa_name_components): New.
4063 (cvc_lookup): Allow entry not found.
4064 (create_components): Remove.
4065 (create_one_component_var, get_component_var): New.
4066 (get_component_ssa_name, set_component_ssa_name): New.
4067 (extract_component): Use get_component_ssa_name.
4068 (update_complex_components): Use set_component_ssa_name.
4069 (update_complex_components_on_edge): Likewise.
4070 (update_phi_components): Create new PHI nodes directly, instead
4071 of adding insns to edges.
4072 (tree_lower_complex): Allocate and free complex_variable_components
4073 and complex_ssa_name_components here.
4075 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
4077 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4078 revert to returning false.
4080 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4083 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4085 2005-07-21 Uros Bizjak <uros@kss-loka.si>
4088 * config/i386/i386.md (cmpxf): Change operand constraints
4089 to "nonmemory_operand".
4091 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4093 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4095 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4098 * fold-const.c (fold_build1): Add checksum for the operands.
4099 (fold_build2): Likewise.
4100 (fold_build3): Likewise.
4102 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
4105 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4107 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4109 * common.opt (-fforward-propagate): Committed by mistake,
4112 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4114 * reg-stack.c: Fix comment typo(s).
4115 * tree-ssa-operands.c: Likewise.
4116 * tree-vectorizer: Likewise.
4118 2005-07-21 Nick Clifton <nickc@redhat.com>
4120 * config/sh/symbian.c: Replace C++ style line comments with C
4121 style line comments.
4122 (symbian_add_attribute): Do not use a ? operator on the LHS of
4124 (sh_symbian_handle_dll_attribute): Change the type of the
4125 method vector to "VEC(tree,gc)*" and use vector accessor
4126 macros to walk over the elements.
4127 (symbian_export_vtable_and_rtti_p): Likewise.
4128 (symbian_class_needs_attribute_p): Likewise.
4130 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4133 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4134 initialize targetm.resolve_overloaded_builtin here.
4135 (altivec_expand_overloaded_builtin): Make it non-static.
4136 * config/rs6000/rs6000-protos.h
4137 (altivec_expand_overloaded_builtin): New prototype.
4138 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4139 targetm.resolve_overloaded_builtin here.
4140 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4142 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
4143 Zdenek Dvorak <dvorakz@suse.cz>
4145 PR tree-optimization/19210
4146 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4148 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4149 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4150 rely on unproven assumptions.
4151 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4152 * tree-flow.h (number_of_iterations_exit): Add final parameter.
4153 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4154 to number_of_iterations_exit.
4155 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4156 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4157 * tree-ssa-loop-niter.c (find_loop_niter,
4158 estimate_numbers_of_iterations_loop): Likewise.
4159 (number_of_iterations_exit): Honor the new options.
4160 * doc/invoke.texi (Wunsafe-loop-optimizations,
4161 funsafe-loop-optimizations): Document them.
4163 2005-07-21 Richard Sandiford <richard@codesourcery.com>
4165 PR rtl-optimization/22167
4166 * gcse.c (hoist_code): Fix hoist_exprs[] check.
4168 2005-07-20 Adam Nemet <anemet@lnxw.com>
4170 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4171 __do_global_dtors_aux longcall.
4173 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
4175 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4176 (old_special_pred_table): Don't reference
4177 SPECIAL_MODE_PREDICATES.
4178 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4179 * config/arc/arc.h: Don't mention PREDICATE_CODES.
4180 * config/sh/predicates.h: Don't mention
4181 SPECIAL_MODE_PREDICATES.
4182 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4185 2005-07-20 DJ Delorie <dj@redhat.com>
4187 * config.gcc: Add m32c-elf support.
4189 * doc/contrib.texi: Mention m32c.
4190 * doc/extend.texi: Document m32c extensions.
4191 * doc/install.texi: Mention m32c.
4192 * doc/invoke.texi: Document m32c options.
4193 * doc/md.texi: Document m32c constraints.
4195 * config/m32c/addsub.md: New file.
4196 * config/m32c/bitops.md: New file.
4197 * config/m32c/cond.md: New file.
4198 * config/m32c/jump.md: New file.
4199 * config/m32c/m32c-lib1.S: New file.
4200 * config/m32c/m32c-lib2.c: New file.
4201 * config/m32c/m32c-modes.def: New file.
4202 * config/m32c/m32c-pragma.c: New file.
4203 * config/m32c/m32c-protos.h: New file.
4204 * config/m32c/m32c.abi: New file.
4205 * config/m32c/m32c.c: New file.
4206 * config/m32c/m32c.h: New file.
4207 * config/m32c/m32c.md: New file.
4208 * config/m32c/m32c.opt: New file.
4209 * config/m32c/minmax.md: New file.
4210 * config/m32c/mov.md: New file.
4211 * config/m32c/muldiv.md: New file.
4212 * config/m32c/predicates.md: New file.
4213 * config/m32c/prologue.md: New file.
4214 * config/m32c/shift.md: New file.
4215 * config/m32c/t-m32c: New file.
4217 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4219 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4220 (stack_protect_set, stack_protect_test): New expanders.
4221 (stack_protect_set_si, stack_protect_set_si_media,
4222 stack_protect_set_di_media, stack_protect_test_si,
4223 stack_protect_test_si_media, stack_protect_test_di_media):
4226 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
4228 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4230 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
4232 * tree.h (tree_expr_nonzero_p): Export.
4233 * fold-const.c (tree_expr_nonzero_p): Likewise.
4234 Return true for CALL_EXPRs that are alloca calls.
4235 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4237 * tree-flow.h (expr_computes_nonzero): Remove.
4238 * tree-vrp.c (expr_computes_nonzero): Remove.
4239 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4240 (extract_range_from_unary_expr): Likewise.
4241 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4242 tree_expr_nonzero_p.
4244 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
4246 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4247 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
4248 extra arg "picreg" and use it instead of pic_offset_table_rtx.
4249 All callers changed.
4250 (frame_related_constant_load): New arg "related" which controls
4251 setting of RTX_FRAME_RELATED_P. All callers changed.
4252 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4253 (bfin_expand_prologue): Add stack limit checking.
4254 * config/bfin/bfin.md (trapifcc): New pattern.
4256 * config/bfin/bfin.c: Include "langhooks.h".
4257 (def_builtin): Go through lang_hooks to call builtin_function.
4259 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4260 * config/bfin/predicates.md (symbol_ref_operand): New.
4261 (call_insn_operand): Delete. All callers changed to use
4262 register_no_elim_operand.
4263 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4265 (function_arg): Use it to generate the call's operand 2.
4266 (bfin_longcall_p): New function.
4267 (bfin_expand_call): Extra arg "cookie". All callers and declaration
4268 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
4269 determine if the address needs to be in a REG.
4270 (bfin_handle_longcall_attribute): New function.
4271 (bfin_attribute_table): Add "longcall" and "shortcall".
4272 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4273 (CUMULATIVE_ARGS): New member call_cookie.
4274 (PREDICATE_CODES): Add symbol_ref_operand.
4275 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4276 extra USE to the pattern.
4277 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4278 New patterns, split off call_insn, sibcall_insn, call_value_insn and
4279 sibcall_value_insn; now the new patterns handle direct calls and the
4280 old ones indirect calls.
4281 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4283 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4285 * doc/trouble.texi: Update section on handling of empty loops.
4287 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
4289 * config.gcc: Remove support for sparc-*-openbsd*,
4290 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4292 * config.host: Remove support for i860-*-sysv4* as a host.
4293 * config/i860/*, config/ip2k/*, config/ns32k/*,
4294 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4295 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4296 mention obsolete ports.
4298 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
4300 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4302 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4303 of frame_pointer_rtx.
4304 (sh_expand_epilogue): Likewise.
4305 (sh_set_return_address): Likewise.
4306 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4307 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4308 offsets from FRAME_POINTER_REGNUM.
4309 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4310 (sh_register_names): Add initializer for sfp.
4311 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4312 (VALID_REGISTER_P): Likewise.
4313 (FIRST_PSEUDO_REGISTER): Update.
4314 (DWARF_FRAME_REGISTERS): Define.
4315 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4316 (HARD_FRAME_POINTER_REGNUM): Define.
4317 (FRAME_POINTER_REGNUM): Redefine.
4318 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4319 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4320 from FRAME_POINTER_REGNUM.
4321 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4322 FRAME_POINTER_REGNUM.
4323 (REG_CLASS_CONTENTS): Add sfp.
4324 (REG_ALLOC_ORDER): Likewise.
4325 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4326 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4327 of frame_pointer_rtx.
4328 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4330 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4332 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4333 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4334 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4336 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4339 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4341 Make CONSTRUCTOR use VEC to store initializers.
4342 * c-common.c (complete_array_type): Update to cope with VEC in
4344 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4345 (pp_c_constructor_elts): New function.
4346 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4347 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4348 struct constructor_stack, struct initializer_stack,
4349 constructor_elements, push_init_level, pop_init_level,
4350 add_pending_init, find_init_member, output_init_element): Update to
4351 cope with VEC in CONSTRUCTOR_ELTS.
4352 * coverage.c (build_fn_info_value, build_ctr_info_value,
4353 build_gcov_info): Likewise.
4354 * expr.c (categorize_ctor_elements_1, store_constructor,
4355 expand_expr_real_1): Likewise.
4356 * fold-const.c (fold_ternary): Likewise.
4357 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4358 gimplify_init_constructor, gimplify_expr): Likewise.
4359 * tree-dump.c (dequeue_and_dump): Likewise.
4360 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4362 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4364 * tree-sra.c (generate_element_init_1): Likewise.
4365 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4366 * tree-ssa-operands.c (get_expr_operands): Likewise.
4367 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4368 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4369 (get_initial_def_for_reduction): Likewise.
4370 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4371 value handle in annotations.
4372 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4373 tree_node_structure): Add support for constr_kind.
4374 (build_vector_from_ctor, build_constructor_single,
4375 build_constructor_from_list): New functions.
4376 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4377 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4378 Update to cope with VEC in CONSTRUCTOR_ELTS.
4379 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4380 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4381 CONSTRUCTOR_APPEND_ELT): New macros.
4382 (struct constructor_elt, struct tree_constructor): New data types.
4383 (union tree_node): Add tree_constructor field.
4384 * treestruct.def: Define TS_CONSTRUCTOR.
4385 * varasm.c (const_hash_1, compare_constant, copy_constant,
4386 compute_reloc_for_constant, output_addressed_constants,
4387 initializer_constant_valid_p, output_constant,
4388 array_size_for_constructor, output_constructor): Update to cope with
4389 VEC in CONSTRUCTOR_ELTS.
4390 * vec.h (VEC_empty, VEC_copy): New macros.
4392 2005-07-19 Devang Patel <dpatel@apple.com>
4394 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4396 2005-07-19 Richard Henderson <rth@redhat.com>
4399 * gimplify.c (gimplify_expr): Use main variant type for the temp
4400 destination for a discarded volatile read.
4401 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4402 casts between non-void types that change volatility.
4404 2005-07-15 DJ Delorie <dj@redhat.com>
4406 * toplev.h: Add comment about the first parameter for warning().
4407 * errors.h: Likewise.
4409 * c.opt (Wpragmas): New.
4410 * doc/invoke.texi: Document it.
4412 * function.c (do_warn_unused_parameter): Add warning control to
4414 * c-decl.c (warn_if_shadowing): Likewise.
4415 * c-lex.c (cb_def_pragma): Likewise.
4416 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4417 (pop_alignment): Likewise.
4418 (handle_pragma_pack): Likewise.
4419 (apply_pragma_weak): Likewise.
4420 (handle_pragma_weak): Likewise.
4421 (handle_pragma_redefine_extname): Likewise.
4422 (add_to_renaming_pragma_list): Likewise.
4423 (handle_pragma_extern_prefix): Likewise.
4424 (maybe_apply_renaming_pragma): Likewise.
4425 (handle_pragma_visibility): Likewise.
4427 * config/c4x/c4x-c.c (BAD): Likewise.
4428 (c4x_parse_pragma): Likewise.
4429 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4430 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4431 (rs6000_pragma_longcall): Likewise.
4432 * config/v850/v850-c.c (pop_data_area): Likewise.
4433 (ghs_pragma_section): Likewise.
4434 (ghs_pragma_section): Likewise.
4435 (ghs_pragma_interrupt): Likewise.
4436 (ghs_pragma_starttda): Likewise.
4437 (ghs_pragma_startsda): Likewise.
4438 (ghs_pragma_startzda): Likewise.
4439 (ghs_pragma_endtda): Likewise.
4440 (ghs_pragma_endsda): Likewise.
4441 (ghs_pragma_endzda): Likewise.
4443 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4444 Kenneth Zadeck <zadeck@naturalbridge.com>
4446 * Makefile.in: Removed tree-promote-statics.c
4447 * tree-promote-statics.c: Removed.
4448 * common.opt: Removed flag-promote-statics.
4450 * passes.c: Removed tree-promote-statics pass.
4451 * tree-pass.h: Ditto.
4452 * timevar.def: Removed TV_PROMOTE_STATICS.
4455 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4457 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4459 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4461 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4464 * c-common.c (check_function_arguments): Call
4465 'check_function_format' if either -Wformat or
4466 -Wmissing-format-attribute are specified.
4467 * c-format.c (check_function_format): Check -Wformat before
4468 calling 'check_format_info'.
4469 * c-opts.c (c_common_post_options): Don't warn for
4470 -Wmissing-format-attribute without -Wformat.
4471 * c-typeck.c (convert_for_assignment): Detect additional cases for
4472 -Wmissing-format-attribute.
4473 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4476 2005-07-19 Richard Guenther <rguenther@suse.de>
4478 * config/i386/i386.md (lrint<mode>2): Use temporary
4479 instead of clobbering non-existent memory.
4481 2005-07-19 Nick Clifton <nickc@redhat.com>
4483 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4484 statement to avoid displaying ASCII control characters.
4486 2005-07-19 Ben Elliston <bje@au.ibm.com>
4488 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4489 * cfganal.c (find_edge_index): Ditto.
4490 * combine.c (combine_instructions): Ditto.
4491 * ddg.c (create_scc): Ditto.
4492 (find_successors): Ditto.
4493 (find_predecessors): Ditto.
4494 (find_nodes_on_paths): Ditto.
4495 (longest_simple_path): Ditto.
4496 * flow.c (update_life_info): Ditto.
4497 (count_or_remove_death_notes): Ditto.
4498 (clear_log_links): Ditto.
4499 * modulo-sched.c (generate_reg_moves): Ditto.
4500 (find_max_asap): Ditto.
4501 (find_max_hv_min_mob): Ditto.
4502 (find_max_dv_min_mob): Ditto.
4503 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4504 * sched-rgn.c (extract_edgelst): Ditto.
4505 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4506 (dump_update_ssa): Ditto.
4507 (ssa_names_to_replace) Ditto.
4508 (switch_virtuals_to_full_rewrite): Ditto.
4509 (update_ssa): Ditto.
4510 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4512 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4514 Fix PR tree-optimization/22483
4516 * tree-complex.c (create_components): Use
4517 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4518 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4519 * tree-flow.h (safe_referenced_var_iterator): New structure.
4520 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4521 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4522 safe_referenced_var iterator.
4523 (add_type_alias): Ditto.
4525 2005-07-19 Steven Bosscher <stevenb@suse.de>
4527 * loop-init.c (rest_of_handle_loop2): Remove.
4528 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4529 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4530 (pass_rtl_loop_init, pass_rtl_loop_done,
4531 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4532 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4533 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4534 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4535 pass_tree_loop_done, and pass_tree_unswitch.
4536 (gate_loop): Rename to gate_tree_loop.
4537 * passes.c (init_optimization_passes): Update for renamed tree
4538 loop passes. Add the new loop2 passes as subpasses of loop2.
4539 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4540 Update for the renamed tree loop passes.
4542 2005-07-18 Ian Lance Taylor <ian@airs.com>
4545 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4546 blocks when optimizing.
4548 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4550 * common.opt (frename-registers): Initialize to 2.
4552 (fgcse-after-reload): Ditto.
4553 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4554 (process_options): Only change flag_web, flag_rename_registers,
4555 and flag_rerun_cse_after_loop if not explicitly set by user.
4557 2005-07-18 Jan Beulich <jbeulich@novell.com>
4559 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4560 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4561 in 64-bit mode the same as DImode in 32-bit mode.
4562 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4563 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4564 mode. Add new mode parameter.
4565 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4566 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4567 x86_64_shift_adj): New expanders.
4568 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4569 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4571 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4572 DImode shift splitters.
4573 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4574 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4577 2005-07-18 Jan Beulich <jbeulich@novell.com>
4579 * i386.md (movdi_extzv_1): New.
4580 (zero_extendhidi2): Combine alternatives and never force use of
4582 (zero_extendqidi2): Likewise. Don't restrict input selection.
4584 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4586 Fix PR tree-optimization/22531
4587 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4590 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4592 * tree-promote-statics.c (pass_promote_statics): Change dump file
4595 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4597 * tree-optimize.c (init_tree_optimization_passes): Add
4598 pass_eliminate_useless_stores pass.
4599 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4600 * tree-ssa-pre.c (is_copy_stmt): New function.
4601 (follow_copies_till_vuse): Ditto.
4602 (do_eustores): Ditto.
4603 (gate_eustores): Ditto.
4605 2005-07-16 Richard Henderson <rth@redhat.com>
4607 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4609 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4610 Kenneth Zadeck <zadeck@naturalbridge.com>
4612 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4613 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4614 ipa-type-escape.h, tree-promote-statics.c
4615 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4616 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4617 tree-promote-statics.c: new files.
4618 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4619 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4620 int nonlocal_set_p, mark_constant_function): Deleted.
4621 (rest_of_handle_cfg): Removed call to mark_constant_function.
4622 (nonoverlapping_component_refs_p): Added calls to support
4623 type based aliasing.
4624 * tree-ssa-alias.c (may_alias_p,
4625 compute_flow_insensitive_aliasing): Ditto.
4626 * calls.c (flags_from_decl_or_type): Removed reference to
4628 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4629 too many arguments. This is necessary for Spec 2000.
4630 * cgraph.h (const_function, pure_function): Removed.
4631 * common.opt: Added "fipa-pure-const", "fipa-reference",
4632 "fipa-type-escape", and "ftree-promote-static".
4634 * passes.c: Added ipa and tree-promote-statics passes.
4635 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4636 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4637 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4638 * tree-flow.h: Added exposed sra calls and addition of
4639 reference_vars_info field for FUNCTION_DECLS.
4640 * tree-pass.h: Added passes.
4641 * tree-sra.c: (sra_init_cache): New function.
4642 (sra_insert_before, sra_insert_after) Made public.
4643 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4645 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4646 aliasing. (may_alias_p): Added code to use type escape analysis to
4648 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4649 code to prune clobbers of static variables based on information
4650 produced in ipa-reference pass. Changed call clobbering so that
4651 statics are not marked as clobbered if the call does not clobber
4654 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4656 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4659 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4661 * doc/install.texi (*-*-solaris2*): Document recommended version
4662 of GNU binutils and mention GNU linker problem on Solaris 10.
4664 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4667 * c-decl.c (c_build_bitfield_integer_type): New function.
4668 (finish_struct): Call it.
4669 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4671 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4673 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4676 2005-07-16 Jan Hubicka <jh@suse.cz>
4678 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4679 (scale_bbs_frequencies_int): Watch roundoff errors.
4680 * predict.c (return_prediction): Initialize return_stmt.
4682 2005-07-16 Jan Hubicka <jh@suse.cz>
4684 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4685 after RTL profiling.
4687 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4690 * fold-const.c (build_range_check): Convert high/low to etype
4691 if we are only comparing against exp.
4693 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4695 Fix PR tree-optimization/22376
4696 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4698 (need_to_solve): New function.
4699 (compute_points_to_sets): Use it.
4701 2005-07-15 Jan Hubicka <jh@suse.cz>
4703 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4704 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4706 2005-07-15 Richard Guenther <rguenther@suse.de>
4708 * c-common.c (handle_flatten_attribute): New function.
4709 Add flatten function attribute.
4710 * doc/extend.texi: Document flatten function attribute.
4711 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4712 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4714 (cgraph_decide_inlining): Handle functions with flatten
4717 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4719 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4720 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4721 UNSPEC_XCHG, UNSPEC_AND): New.
4722 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4723 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4724 * config/rs6000/sync.md (FETCHOP): New code macro.
4725 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4727 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4728 (sync_compare_and_swap<mode>): Same.
4729 (sync_lock_test_and_set<mode>): Same.
4730 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4731 for QImode and HImode, and not PPC405.
4732 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4733 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4734 (sync_<fetchop>{si,di}_internal): New.
4735 (sync_nand{si,di}_internal): New.
4736 (sync_old_<fetchop>{si,di}_internal): New.
4737 (sync_old_nand{si,di}_internal): New
4738 (sync_new_<fetchop>{si,di}_internal): New.
4739 (sync_new_nand{si,di}_internal): New.
4740 (atomic_and{si,di}): New.
4741 (sync_new_nand{si,di}_internal): New.
4742 (atomic_and{si,di}): New.
4743 (sync_add<mode>_internal): Delete.
4744 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4745 (sync_sub<mode>_internal): Delte.
4746 (sync_subshort_internal): New.
4747 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4748 (sync_anddi_internal): Delete.
4749 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4750 (sync_booldi_internal): Delete.
4751 (sync_boolc<mode>_internal): Delete.
4752 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4753 (sync_boolc<mode>_internal2): Delete.
4754 (sync_boolcc<mode>_internal): Delete.
4755 (isync, lwsync): Use unspec instead of unspec_volatile.
4756 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4757 Revert UNSPEC_VOLATILE.
4758 (rs6000_split_atomic_op): New.
4759 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4761 2005-07-14 Eric Christopher <echristo@redhat.com>
4763 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4764 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4766 2005-07-14 Eric Christopher <echristo@redhat.com>
4768 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4770 2005-07-14 Steven Bosscher <stevenb@suse.de>
4772 PR tree-optimization/22230
4773 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4774 the computation of the four cross productions for "range op range".
4776 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4777 Ulrich Weigand <uweigand@de.ibm.com>
4780 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4783 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4785 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4787 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4789 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4791 2005-07-14 Richard Guenther <rguenther@suse.de>
4794 * config/i386/i386-protos.h (ix86_function_value): Change
4795 prototype to match new target hook.
4796 * config/i386/i386.c (ix86_value_regno): Change prototype
4797 to take extra type argument.
4798 (TARGET_FUNCTION_VALUE): Define.
4799 (ix86_function_ok_for_sibcall): Pass extra argument to
4800 ix86_value_regno, check return slot rtx for exact match.
4801 (ix86_function_value): Take extra parameter. Dispatch to
4802 ix86_value_regno with fndecl/fntype as provided.
4803 (ix86_value_regno): Handle extra type argument.
4804 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4806 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4807 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4808 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4809 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4810 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4812 2005-07-14 Richard Guenther <rguenther@suse.de>
4814 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4815 * calls.c (expand_call): Pass fntype to hard_function_value.
4816 (emit_library_call_value_1): Likewise.
4817 * explow.c: Include target.h.
4818 (hard_function_value): Take extra argument, the fntype.
4819 Use new target hook for function_value.
4820 * expr.h (hard_function_value): Change prototype.
4821 * function.c (aggregate_value_p): Pass 0 as fntype to
4822 hard_function_value.
4823 (assign_parms): Use new target hook for function_value.
4824 Pass 0 as fntype to hard_function_value.
4825 (expand_function_end): Likewise.
4826 * reg-stack.c: Include target.h.
4827 (stack_result): Use new target hook for function_value.
4828 * target-def.h: New target hook function_value.
4829 * target.h: Likewise.
4830 * targhooks.c (default_function_value): New function.
4831 * targhooks.h (default_function_value): Declare.
4833 2005-07-13 Ian Lance Taylor <ian@airs.com>
4835 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4837 2005-07-14 Jan Hubicka <jh@suse.cz>
4839 * tree-dfa.c (dump_variable): Use default_def function.
4840 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4841 * tree-ssa.c (verify_use): Likewise.
4842 * tree-ssanames.c (release_ssa_name): Likewise.
4843 * tree-tailcall.c (eliminate_tail_call): Likewise.
4844 (tree_optimize_tail_calls_1): Likewise.
4845 * tree-vrp.c (get_value_range): Likewise.
4847 2005-07-14 Ben Elliston <bje@au.ibm.com>
4849 * gcc.c (main): Compare language[0] with '*' when iterating over
4852 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4854 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4855 "s390_emit_compare". Add handling of CCZ1mode.
4856 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4857 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4859 (s390_branch_condition_mask): Add CCZ1mode handling.
4860 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4861 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4862 Use CCZ1mode instead of CCZmode.
4863 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4865 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4867 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4869 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4871 2005-07-13 Eric Christopher <echristo@redhat.com>
4873 * config/mips/mips.c (mips_canonicalize_comparison): New.
4874 (mips_emit_int_relational): Use.
4876 2005-07-13 Eric Christopher <echristo@redhat.com>
4878 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4880 * config/s390/s390.md: Include tpf.md. Move tpf specific
4882 * config/s390/tpf.md: To here.
4883 * config/s390/s390.opt: Move tpf specific options...
4884 * config/s390/tpf.opt: to here. Add mmain option.
4885 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4886 * config/s390/tpf.h: Rewrite.
4888 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4890 * doc/tm.texi: Remove @xref{Cross-profiling}.
4892 2005-07-13 Jeff Law <law@redhat.com>
4894 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4895 expressions, test their _DECL operands for pointer equality rather
4896 than using operand_equal_p.
4898 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4900 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4901 (TARGET_POSIX_IO): This.
4902 * config/darwin.h: Likewise.
4903 * config/freebsd.h: Likewise.
4904 * config/linux.h: Likewise.
4905 * config/lynx.h: Likewise.
4906 * config/netbsd.h: Likewise.
4907 * config/rs6000/linux64.h: Likewise.
4908 * config/rs6000/linux.h: Likewise.
4909 * config/s390/tpf.h: Likewise.
4910 * config/sh/embed-elf.h: Likewise.
4911 * config/sparc/linux64.h: Likewise.
4912 * config/sparc/linux.h: Likewise.
4913 * config/svr4.h: Likewise.
4914 * gcov-io.h: Likewise.
4916 * doc/tm.texi: Updated.
4918 * libgcov.c (create_file_directory): Defined only if
4919 TARGET_POSIX_IO is defined.
4920 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4923 2005-07-13 Jan Hubicka <jh@suse.cz>
4925 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4927 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4929 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4930 structure as argument.
4932 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4934 PR tree-optimization/21921
4935 * tree-iterator.c (tsi_link_before): Support the case when
4936 tsi_end_p (tsi) == true.
4938 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4940 PR tree-optimization/22442
4941 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4944 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4946 PR rtl-optimization/20376
4947 * toplev.c (process_options): Enable -fweb and -frename-registers when
4949 * doc/invoke.texi: Update the information about when -fweb and
4950 -frename-registers are enabled.
4952 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4955 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4956 if *rhs_p is not a SSA_NAME.
4958 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4960 Fix PR tree-optimization/22422
4961 * tree-ssa-structalias.c (struct variable_info): Add flag for
4963 (get_varinfo): Now a static function.
4964 (new_varinfo): init has_union and is_special_var to false.
4965 (solution_set_add): Check has_union.
4966 (do_da_constraint): Move temporary variable so it gets reset
4968 Also check for special variable.
4969 (do_ds_constraint): Ditto.
4970 (do_sd_constraint): Ditto.
4971 (do_structure_copy): Check for special variable.
4972 (find_func_aliases): Ditto.
4973 (init_base_vars): Set special vars properly.
4975 2005-07-13 Jan Hubicka <jh@suse.cz>
4977 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4980 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4981 (get_expr_operands): Fix thinko wrt flags and subvars.
4983 PR tree-optimize/22379
4984 * tree-inline.c (expand_call_inline): Do not output sorry in early
4987 2005-07-12 Dale Johannesen <dalej@apple.com>
4989 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4991 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4994 * host-linux.h: Include limits.h.
4996 2005-07-12 Dale Johannesen <dalej@apple.com>
4998 * expr.c (compress_float_constant): Add cost check.
4999 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
5001 2005-07-12 Dale Johannesen <dalej@apple.com>
5003 * gcc.target/i386/compress-float-sse.c: New.
5004 * gcc.target/i386/compress-float-sse-pic.c: New.
5005 * gcc.target/i386/compress-float-387.c: New.
5006 * gcc.target/i386/compress-float-387-pic.c: New.
5007 * gcc.dg/compress-float-ppc.c: New.
5008 * gcc.dg/compress-float-ppc-pic.c: New.
5010 2005-07-12 Eric Christopher <echristo@redhat.com>
5012 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5014 * config/s390/s390.md: Include tpf.md. Move tpf specific
5016 * config/s390/tpf.md: To here.
5017 * config/s390/s390.opt: Move tpf specific options...
5018 * config/s390/tpf.opt: to here. Add mmain option.
5019 * config/s390/tpf-unwind.h: Remove unnecessary defines.
5020 * config/s390/tpf.h: Rewrite.
5022 2005-07-12 Eric Christopher <echristo@redhat.com>
5024 * gcc.c (struct infile): Update comment for language.
5025 (main): Rewrite input file resetting code.
5027 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
5030 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5031 requiring a cast in a non RHS of modify_expr. Add a cast when required.
5032 (lookup_avail_expr): Use constant_boolean_node instead
5033 of boolean_false_node/boolean_true_node.
5035 2005-07-12 Ben Elliston <bje@au.ibm.com>
5037 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5038 and use it when printing num_edges.
5040 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
5042 * doc/extend.texi (Blackfin Built-in Functions): New section.
5043 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5046 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
5048 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5049 s/cmpstrsi/cmpstrnsi
5050 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5052 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5053 (init_optabs): Initialize cmpstrn_optab.
5054 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5055 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5056 * expr.c: (enum insn_code cmpstrn_optab): Declare.
5057 * config/i386/i386.md: s/cmpstr/cmpstrn
5058 * config/c4x/c4x.md: s/cmpstr/cmpstrn
5059 * doc/md.texi: Update documentation.
5061 2005-07-11 Richard Henderson <rth@redhat.com>
5063 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5064 build_va_arg_indirect_ref.
5065 (alpha_gimplify_va_arg): Likewise.
5066 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5067 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5068 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5069 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5070 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5071 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5073 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5075 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5077 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5078 * passes.c (init_optimization_passes): Add pass_empty_loop.
5079 * tree-pass.h (pass_empty_loop): Declare.
5080 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5081 try_remove_empty_loop, remove_empty_loops): New functions.
5082 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5083 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5085 2005-07-12 Peter Barada <peter@the-baradas.com>
5089 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5090 in address registers.
5091 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5092 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5093 alternative of addsi3_5200.
5095 2005-07-11 Ian Lance Taylor <ian@airs.com>
5097 * config/mips/mips.md (ffs<mode>2): Remove.
5099 2005-07-11 Ian Lance Taylor <ian@airs.com>
5101 * doc/tree-ssa.texi (Cleanups): Improve description of
5103 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5105 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5107 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5108 * tree.h (DECL_ARGUMENT_FLD): New macro.
5110 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
5112 Fix PR tree-optimization/22404
5114 * tree-ssa-structalias.c (create_variable_info_for): Use
5117 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
5119 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5120 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5121 for second comparison operand.
5122 * config/bfin/predicates.md (reg_or_const_int_operand): New.
5124 * config/bfin/bfin.md (define_attr "type"): Add "sync".
5125 (define_insn_reservation "alu"): Likewise.
5126 (csync, ssync): Now of type sync.
5127 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5128 -mcsync-anomaly -mspecld-anomaly.
5129 * config/bfin/bfin.opt (mcsync): Remove.
5130 (mcsync-anomaly, mspecld-anomaly): Add.
5131 * config/bfin/bfin.c: Include "insn-codes.h".
5132 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5133 (TARGET_DEFAULT_TARGET_FLAGS): New.
5134 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5136 2005-07-11 Steven Bosscher <stevenb@suse.de>
5138 * basic-block.h: Give the BB flags enum a name, bb_flags.
5139 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5140 * cfgcleanup.c (enum bb_flags): Remove here.
5141 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5142 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5143 (update_forwarder_flag): Likewise.
5144 (thread_jump): Likewise.
5145 (try_forward_edges): Likewise.
5146 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
5147 forwarder flags. Don't clear bb->aux for all basic blocks. Only
5148 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5150 2005-07-11 Richard Guenther <rguenther@suse.de>
5152 * config/i386/i386.opt: New target option -msseregparm.
5153 * config/i386/i386.c (override_options): Error out for
5154 -msseregparm but no SSE support.
5155 (ix86_function_sseregparm): Check for global sseregparm.
5156 * doc/invoke.texi: Document -msseregparm.
5158 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5160 * config.gcc (m32r-*-linux*): Use the default extra_parts.
5161 (m32rle-*-linux*): Ditto.
5163 2005-07-11 Jakub Jelinek <jakub@redhat.com>
5165 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5166 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5169 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5173 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5174 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5176 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
5178 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5179 (varmap): Heapify varmap.
5180 (constraints): Heapify constraints.
5181 (struct constraint_graph): Heapify succs and preds.
5182 (constraint_vec_find): Update for heapification.
5183 (constraint_set_union): Ditto.
5184 (insert_into_complex): Ditto.
5185 (constraint_edge_vec_find): Ditto.
5186 (erase_graph_self_edge): Ditto.
5187 (add_graph_edge): Ditto.
5188 (get_graph_weights): Ditto.
5189 (merge_graph_nodes): Ditto.
5190 (build_constraint_graph): Ditto.
5191 (topo_visit): Ditto.
5192 (solve_graph): Ditto.
5193 (create_variable_info_for): Ditto.
5194 (init_base_vars): Ditto.
5195 (delete_points_to_sets): Free graph, varmap, and complex constraints.
5196 (condese_varmap_nodes): Free complex vector.
5197 (clear_edges_for_node): Clear succs and preds vector.
5199 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5201 * tree-ssa-structalias.c (update_alias_info): Change counting of
5202 references to not include vdefs.
5204 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
5206 * tree-ssa-alias.c (free_used_part_map): Add missing free.
5209 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5211 * pa.c (pa_commutative_p): Make PLUS commutative when
5212 TARGET_NO_SPACE_REGS is true.
5214 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5216 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5217 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5218 * tree-dfa.c (dump_subvars_for): New.
5219 (debug_subvars_for): New.
5220 (dump_variable): Show subvariables if VAR has them.
5221 * tree-flow-inline.h (get_subvar_at): New.
5222 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5223 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5225 (struct subvar): Change fields offset and size to unsigned
5227 (dump_subvars_for): Declare.
5228 (debug_subvars_for): Declare.
5229 (get_subvar_at): Declare.
5230 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5231 to unsigned HOST_WIDE_INT *.
5232 (overlap_subvar): Likewise.
5233 * tree-gimple.c (is_gimple_reg): Always return false for
5234 SFTs and memory tags.
5235 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5237 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5238 (compute_may_aliases): Call compute_points_to_sets.
5239 (collect_points_to_info_for): Remove.
5240 (compute_points_to_and_addr_escape): Remove.
5241 (delete_alias_info): Call delete_points_to_sets.
5242 (compute_flow_sensitive_aliasing): If the call to
5243 find_what_p_points_to returns false, call set_pt_anything.
5244 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5245 (set_pt_anything): Clear pi->pt_vars.
5246 (set_pt_malloc): Remove.
5247 (merge_pointed_to_info): Remove.
5248 (add_pointed_to_expr): Remove.
5249 (add_pointed_to_var): Remove.
5250 (collect_points_to_info_r): Remove.
5251 (is_escape_site): Make extern.
5253 (create_overlap_variables_for): Call it.
5254 * tree-ssa-copy.c (merge_alias_info): Never merge
5255 flow-sensitive alias information.
5256 * tree-ssa-operands.c (get_expr_operands): Adjust variables
5257 offset and size to be unsigned HOST_WIDE_INT.
5258 (add_to_addressable_set): Rename from note_addressable.
5259 Set TREE_ADDRESSABLE as the variables are added to the set.
5261 (add_stmt_operand): Do not try to micro-optimize unmodifiable
5262 operands into VUSEs when adding V_MAY_DEFs for members in an
5264 * tree-ssa-operands.h (add_to_addressable_set): Declare.
5265 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5266 (struct variable_info): Add bitfield is_heap_var.
5267 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5268 (new_var_info): Initialize is_heap_var.
5269 (get_constraint_for): Add HEAP variables to the symbol table.
5270 Mark them with is_heap_var.
5271 (update_alias_info): New. Taken mostly from the old
5272 compute_points_to_and_addr_escape.
5273 (handle_ptr_arith): New.
5274 (find_func_aliases): Call update_alias_info.
5275 Call handle_ptr_info for tcc_binary expressions.
5276 Call mark_stmt_modified.
5277 (create_variable_info_for): If DECL has subvars, do not create
5278 variables for its subvars. Always add all the fields.
5279 (set_uids_in_ptset): If the solution includes ANYOFFSET and
5280 SFTs, then add all the SFTs of the structure.
5281 If VI->DECL is an aggregate with subvariables, add the SFT at
5283 (find_what_p_points_to): If VI is an artificial variable,
5284 translate to bitfields in SSA_NAME_PTR_INFO.
5285 If the solution is empty, set pi->pt_vars to NULL
5286 (init_base_vars): Create ANYOFFSET.
5287 (compute_points_to_sets): Rename from create_alias_vars.
5289 (pass_build_pta): Remove.
5290 (delete_points_to_sets): Rename from delete_alias_vars.
5291 (pass_del_pta): Remove.
5292 * tree-ssa-structalias.h (struct alias_info): Move from
5294 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5295 NUM_REFERENCES_SET): Likewise.
5296 (compute_points_to_sets, delete_points_to_sets): Declare.
5298 2005-07-09 Richard Henderson <rth@redhat.com>
5300 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5301 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5302 alpha_split_lock_test_and_set_12): New functions.
5303 * config/alpha/alpha-protos.h: Update.
5304 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5305 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5306 * config/alpha/sync.md (I12MODE): New.
5307 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5308 (sync_<fetchop_name><I48MODE>): Likewise.
5309 (sync_nand<I48MODE>): Likewise.
5310 (sync_old_<fetchop_name><I48MODE>): Likewise.
5311 (sync_new_<fetchop_name><I48MODE>): Likewise.
5312 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5313 (sync_compare_and_swap<I48MODE>): Likewise.
5314 (sync_lock_test_and_set<I48MODE>): Likewise.
5315 (sync_compare_and_swap<I12MODE>): New.
5316 (sync_compare_and_swap<I12MODE>_1): New.
5317 (sync_lock_test_and_set<I12MODE>): New.
5318 (sync_lock_test_and_set<I12MODE>_1): New.
5320 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5324 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5326 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5328 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5329 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5331 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5334 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5336 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5338 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5339 memory_operand constraint.
5340 (store_conditional_<mode>): Same.
5341 (sync_compare_and_swap<mode>): Same.
5342 (sync_lock_test_and_set<mode>): Same.
5344 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5346 Rewrite PIC support to more closely model actual instructions.
5347 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5348 (cris_symbol): Remove prototypes for removed functions.
5349 (cris_pic_symbol_type_of, cris_valid_pic_const)
5350 (cris_expand_pic_call_address): Prototypes for new functions.
5351 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5353 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5355 <case ':'>: Add case for new punctuation character.
5356 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5357 emitting (extra) PIC modifier.
5358 <case UNSPEC>: Do not assert for PLT.
5359 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5360 (cris_expand_prologue, cris_expand_epilogue): Check
5361 for pic_offset_table_rtx usage instead of taking
5362 current_function_uses_pic_offset_table as the final word.
5363 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5364 Remove flag_pic difference.
5365 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5366 the moral equivalents of...
5367 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5369 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5370 (cris_handle_option): Mark ARG as unused.
5371 (cris_expand_pic_call_address): New worker function for "call",
5373 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5374 output PIC constructs here.
5375 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5376 as symbol-specific modifers, not whole or part of operands.
5377 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5378 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5379 constants and flag_pic.
5380 (CONSTANT_INDEX_P): Adjust for new functions.
5381 (enum cris_pic_symbol_type): New helper type.
5382 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5383 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5384 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5386 ("movsi"): Emit actual instructions for GOT and relative access.
5387 ("*movsi_got_load"): New pattern to set up the register holding
5389 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5390 Adjust FIXME for 'S'.
5391 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5392 Use "movs" for -fpic cases.
5393 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5394 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5395 ("call", "call_value"): Just call cris_expand_pic_call_address for
5397 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5398 Remove special pattern.
5399 ("*expanded_call_side", "*expanded_call_value_side"): New
5401 (gotplt-to-plt, gotplt-to-plt-side-call)
5402 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5404 * config/cris/cris/predicates.md
5405 ("cris_general_operand_or_gotless_symbol"): Remove unused
5407 ("cris_general_operand_or_symbol"): Adjust for new functions.
5409 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5411 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5413 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5415 * Makefile.in (TREE_H): Add treestruct.def.
5416 (c-decl.o): Add pointer-set.h
5417 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5418 visibility on regular DECL's.
5419 (merge_decls): Fix the copying of decl nodes of various types for
5420 the new structures. Don't update RTL, section name, weak status,
5421 etc, on DECL's without RTL.
5422 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5423 Don't check volatile on non-variable types.
5424 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5425 to check whether we have seen arguments.
5426 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5427 flag is checked before field (flag is common, field is not).
5428 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5429 TS_DECL_COMMON could have an origin.
5430 (add_location_or_const_value_attribute): Don't check section name
5431 on non-var/function decls.
5432 (dwarf2out_var_location): Reverse order of tests.
5433 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5434 with DECL_WRTL_CHECK.
5435 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5436 * fold-const.c (fold_binary): Don't check weakness on
5437 non-var/function decls.
5438 (tree_expr_nonzero_p): Ditto.
5439 (fold_checksum_tree): Use tree_decl_extra as sizeof
5441 * ggc-page.c (extra_order_size_table): Add sizes for
5442 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5444 * gimplify.c (gimplify_bind_expr): Only set
5445 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5446 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5448 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5449 * langhooks.h (init_ts). New langhook.
5450 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5451 * print-tree.c (print_node): Update to only print fields that
5452 exist in the structures the passed decl has.
5453 * toplev.c (wrapup_global_declarations): Don't reset
5454 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5455 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5456 * tree-inline.c (remap_decl): Ditto.
5457 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5458 * tree-pretty-print.c (print_declaration): Don't print
5459 DECL_REGISTER on things that don't contain it.
5460 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5461 non-var/function decls.
5462 * tree.c (tree_contains_struct): New structure.
5463 (init_priority_for_decl): New hashtable.
5464 (tree_int_map): New structure.
5465 (tree_int_map_eq): New function.
5466 (tree_int_map_marked_p): Ditto.
5467 (tree_int_map_hash): Ditto.
5468 (tree_map): Move to tree.h.
5469 (tree_map_eq): Externalize.
5470 (tree_map_hash): Ditto.
5471 (tree_map_marked_p): Ditto.
5472 (init_ttree): Set up tree_contains_struct and call langhook.
5473 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5474 (tree_code_size): Update for new structures.
5475 (tree_node_structure): Update for new structures.
5476 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5478 (copy_node_stat): Copy init priority.
5479 (build_decl_stat): Ditto for visibility.
5480 (ts_enum_names): New.
5481 (tree_contains_struct_check_failed): New function.
5482 (decl_init_priority_lookup): Ditto.
5483 (decl_init_priority_insert): Ditto.
5484 * treestruct.def: New file.
5485 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5486 (CONTAINS_STRUCT_CHECK): Ditto.
5487 (tree_contains_struct_check_failed): New prototype.
5488 (DECL_CHECK): Removed.
5489 (DECL_MINIMAL_CHECK): New.
5490 (DECL_COMMON_CHECK): Ditto.
5491 (DECL_WRTL_CHECK): Ditto.
5492 (DECL_NON_COMMON_CHECK): Ditto.
5493 (DECL_WITH_VIS_CHECK): Ditto.
5494 (VAR_OR_FUNCTION_DECL_P): Ditto
5495 (struct tree_decl_minimal): New structure.
5496 (struct tree_decl_common): Ditto.
5497 (struct tree_decl_with_rtl): Ditto.
5498 (struct tree_decl_with_vis): Ditto.
5499 (struct tree_decl_non_common): Ditto.
5500 (struct tree_field_decl): Ditto.
5501 (struct tree_parm_decl): Ditto.
5502 (struct tree_var_decl): Ditto.
5503 (struct tree_function_decl): Ditto.
5504 (struct tree_const_decl): Ditto.
5505 (struct tree_result_decl): Ditto.
5506 (union tree_node): Add new structures.
5507 * var-tracking.c (track_expr_p): Reverse order of tests.
5509 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5511 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5513 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5514 * system.h: Poison FINALIZE_PIC.
5515 * doc/tm.texi (FINALIZE_PIC): Remove.
5517 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5520 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5521 to the correct type if we have a MODIFY_EXPR.
5523 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5525 PR tree-optimization/22360
5526 * tree.c (upper_bound_in_type): Fix calculations for casting
5527 to a non-wider signed type and casting a signed value to a
5528 wider unsigned type.
5529 (lower_bound_in_type): Fix calculations for casting to a
5530 non-wider signed type.
5532 PR tree-optimization/20139
5533 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5535 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5536 fold_cond_expr_cond.
5537 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5538 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5540 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5543 * tree-complex.c (expand_complex_libcall): Produce
5544 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5546 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5548 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5549 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5550 b" assert and inserted fastpath code for this case.
5551 (bitmap_ior): Removed "a != b" assert.
5553 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5555 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5556 (ENDFILE_SPEC): Likewise.
5557 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5559 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5560 a large stack frame at epilogue.
5562 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5564 * final.c: Include sdbout.h when required.
5566 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5568 * config.gcc (*-*-darwin*): Only one target-specific header file
5570 (powerpc-*-darwin*): Add version-specific header files.
5571 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5572 * config.in: Regenerate.
5573 * configure: Regenerate.
5574 * gcc.c: Include xregex.h.
5575 (version_compare_spec_function): New.
5576 (spec_function): Add version-compare.
5577 (replace_outfile_spec_function): Reformat comment.
5578 (compare_version_strings): New.
5579 * config/darwin-c.c (version_as_macro): New.
5580 (builtin_define): New.
5581 (darwin_cpp_builtins): New.
5582 * config/darwin-protos.h (darwin_cpp_builtins): New.
5583 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5584 (LIB_SPEC): Make unconditional, update comment.
5585 (TARGET_C99_FUNCTIONS): Define.
5586 * config/darwin.opt: Sort.
5587 (mmacosx-version-min=): New.
5588 * config/darwin7.h: Delete.
5589 * config/darwin8.h: Delete.
5590 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5591 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5592 (TARGET_C99_FUNCTIONS): Define.
5593 * config/rs6000/darwin7.h: New.
5594 * config/rs6000/darwin8.h: New.
5595 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5596 (-mmacosx-version-min): Document.
5598 2005-07-07 Ian Lance Taylor <ian@airs.com>
5600 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5602 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5605 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5607 2005-07-07 Khem Raj <kraj@mvista.com>
5609 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5610 in bytes, not words.
5612 2005-07-07 Paul Brook <paul@codesourcery.com>
5614 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5615 DEFAULT_FUNCTION_ARG_PADDING to upward.
5617 2005-07-07 Richard Henderson <rth@redhat.com>
5619 * function.c (locate_and_pad_parm): Record parameter alignment in
5620 stack_alignment_needed.
5622 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5624 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5625 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5626 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5627 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5628 (define_attr "type"): Add isync, sync, load_l, store_c.
5629 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5630 Create scratch volatile MEM.
5631 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5633 (load_locked_<mode>): New.
5634 (store_conditional_<mode>): New.
5635 (sync_compare_and_swap<mode>): Replace with splitter.
5636 (sync_lock_test_and_set<mode>): Replace with splitter.
5637 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5639 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5640 is ics. Attribute isync.
5641 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5643 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5644 and UNSPECV_SYNC_OP.
5645 (emit_unlikely_jump): New.
5646 (emit_load_locked): New.
5647 (emit_store_conditional): New.
5648 (rs6000_split_compare_and_swap): New.
5649 (rs6000_split_lock_test_and_set): New.
5650 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5651 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5652 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5653 rs6000_split_lock_test_and_set): Declare.
5654 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5655 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5656 store_c, isync, sync.
5658 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5660 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5661 filenames to gtyp-gen.h.
5662 (s-typ-gen): Use it in place of for loops.
5664 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5666 * hooks.c (hook_bool_rtx_int_false): New function.
5667 * hooks.h (hook_bool_rtx_int_false): Declare.
5668 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5669 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5670 * target.h (struct gcc_target): Add commutative_p member.
5671 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5672 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5673 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5674 (pa_commutative_p): New function.
5675 * jump.c (target.h): Include.
5676 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5677 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5679 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5681 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5682 (s390_expand_setmem): New.
5683 * config/s390/s390.c: Likewise.
5684 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5686 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5687 general_operand. Call new function "s390_expand_setmem".
5688 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5689 ("setmem_long", "*setmem_long"): ... this.
5691 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5693 * config/s390/s390.c: (optimization_options): Enable
5694 TARGET_MVCLE at -Os.
5695 * doc/invoke.texi: Document changes in default behaviour.
5696 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5698 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5700 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5701 defined by back-end.
5703 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5705 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5706 all sets in the pattern.
5707 * config/rs6000/rs6000.md (stack_protect_testsi,
5708 stack_protect_testdi): Likewise.
5710 2005-07-06 Jeff Law <law@redhat.com>
5712 * tree-vrp.c (simplify_using_ranges): Kill.
5713 (vrp_finalize): Remove call to simplify_using_ranges.
5714 (simplify_stmt_using_ranges): New function extracted from
5715 simplify_using_ranges.
5716 (simplify_div_or_mod_using_ranges): Likewise.
5717 (simplify_abs_using_ranges): Likewise.
5718 (simplify_cond_using_ranges): New function.
5719 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5720 * tree-ssa-propagate.c (substitute_and_fold): Call
5721 simplify_stmt_using_ranges if we have range information.
5723 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5725 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5726 ia64_flag_schedule_isns2.
5728 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5729 reading/writing general registers.
5730 (ia64_function_arg): Revert 2005-06-18 change.
5732 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5734 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5735 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5737 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5739 * function.c (expand_function_end): Revert part of 2005-06-27
5740 patch. Do sjlj_emit_function_exit_after after return_label.
5742 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5744 * doc/install.texi (--disable-libssp): New.
5746 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5748 * doc/invoke.texi: Update -fforce-mem documentation.
5749 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5750 code for -fforce-mem.
5751 * expmed.c: (store_bit_field,store_fixed_bit_field,
5752 extract_bit_field): Ditto.
5753 * expr.c: (convert_move): Ditto.
5754 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5755 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5756 emit_conditional_add,expand_float,expand_fix): Ditto.
5757 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5758 (common_handle_option): Issue warning when -fforce-mem specified.
5760 2005-07-06 Paul Brook <paul@codesourcery.com>
5762 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5764 * configure: Regenerate.
5766 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5768 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5770 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5772 Fix PR tree-optimization/22319
5773 Fix PR tree-optimization/22140
5774 Fix PR tree-optimization/22310
5776 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5777 variable sized types.
5778 Use correct type for intermediate structure on *a = *b structure
5781 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5783 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5785 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5786 (machine_function): Move typedef to...
5787 * config/rs6000/rs6000.c (machine_function): ... here. Add
5788 varargs_save_offset field.
5789 (rs6000_stack_t): Remove varargs_size field.
5790 (setup_incoming_varargs): Allocate varargs save area using
5791 assign_stack_local, try to make it as small as possible.
5792 Save offset from virtual_stack_vars_rtx to the save area
5793 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5794 instead of magic 8 when fp word byte size is used.
5795 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5796 instead of -RS6000_VARARGS_SIZE.
5797 (rs6000_stack_info, debug_stack_info,
5798 rs6000_initial_elimination_offset): Remove all traces of
5800 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5801 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5802 RS6000_VARARGS_AREA.
5804 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5806 PR tree-optimization/21963
5807 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5808 constant_multiple_of in the same way get_computation_cost_at does.
5810 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5812 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5813 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5814 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5815 and return its previous value.
5816 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5817 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5819 (stack_protect_set, stack_protect_test): New expanders.
5820 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5821 stack_protect_testdi): New insns.
5822 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5823 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5825 2005-07-06 Jeff Law <law@redhat.com>
5827 * tree-ssa-dce.c (cfg_altered): New global.
5828 (tree_dce_init): Initialize cfg_altered.
5829 (remove_dead_stmt): If we remove an edge in the CFG, then set
5831 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5834 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5836 * Makefile.in (stamp-collect-ld): Use
5837 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5838 ./collect-ld if it already exists.
5839 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5840 Don't remove ./nm if it already exists.
5842 2005-07-05 Devang Patel <dpatel@apple.com>
5844 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5845 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5846 * tree-vectorizer.c (vect_loop_location): New.
5847 (vect_print_dump_info): Use vect_loop_location.
5848 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5849 (vectorize_loops): Set vect_loop_location.
5850 * tree-vect-analyze.c (vect_analyze_offset_expr,
5851 vect_determin_vectorization_factor, vect_analyze_operations,
5852 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5853 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5854 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5855 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5856 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5857 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5858 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5859 vect_analyze_loop): Adjust vect_print_dump_info API.
5860 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5861 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5862 vect_finish_stmt_generation, vectorizable_assignment,
5863 vectorizable_operation, vectorizable_store, vectorizable_load,
5864 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5865 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5866 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5867 vect_transform_loop): Same.
5868 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5869 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5872 2005-07-05 Randolph Chung <tausq@debian.org>
5874 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5875 * configure: Regenerate.
5876 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5877 (pa_tls_referenced_p): Declare.
5878 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5879 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5880 (legitimize_tls_address): New.
5881 (hppa_legitimize_address): Handle TLS addresses.
5882 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5883 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5884 (emit_move_sequence): Handle TLS addresses.
5885 (pa_encode_section_info): Call default handler to handle common
5887 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5888 (CONSTANT_ADDRESS_P): Reject TLS operands.
5889 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5890 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5891 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5892 (UNSPEC_TLSLE): Define new constants.
5893 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5894 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5895 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5896 (tie_symbolic_operand, tle_symbolic_operand): New
5898 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5900 * aclocal.m4: Update macros for autoconf 2.59 style.
5901 * configure.ac: Likewise.
5903 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5905 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5906 (function_arg): Pass small aggregates in general registers on 32-bit
5908 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5910 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5912 * Makefile.in (final.o): Fix dependencies.
5914 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5918 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5919 * langhooks.c (lhd_expr_to_decl): New.
5920 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5922 (LANG_HOOKS_INITIALIZER): Update.
5923 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5924 expr_to_decl langhook.
5925 * c-tree.h (c_expr_to_decl): Declare.
5926 * c-typeck.c (c_expr_to_decl): New.
5927 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5929 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5931 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5934 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5935 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5937 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5939 * Makefile.in: Adjust dependencies.
5940 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5941 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5942 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5943 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5944 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5945 rest_of_compilation.
5947 * bb-reorder.c (gate_duplicate_computed_gotos,
5948 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5949 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5950 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5951 pass_partition_blocks): New.
5952 * bt-load.c (gate_handle_branch_target_load_optimize,
5953 rest_of_handle_branch_target_load_optimize,
5954 pass_branch_target_load_optimize): New.
5955 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5957 * cfglayout.c (pass_insn_locators_initialize): New.
5958 * cfgrtl.c (pass_free_cfg): New.
5959 * combine.c (gate_handle_combine, rest_of_handle_combine,
5961 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5962 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5963 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5964 * except.c (pass_set_nothrow_function_flags,
5965 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5967 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5968 rest_of_handle_shorten_branches, pass_shorten_branches,
5969 rest_of_clean_state, pass_clean_state): New.
5970 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5971 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5972 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5974 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5975 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5976 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5977 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5979 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5980 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5981 pass_rtl_ifcvt, gate_handle_if_after_combine,
5982 rest_of_handle_if_after_combine, pass_if_after_combine,
5983 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5984 pass_if_after_reload): New.
5985 * integrate.c (pass_initial_value_sets): New.
5986 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5987 pass_purge_lineno_notes): New.
5988 * mode-switching.c (rest_of_handle_mode_switching,
5989 pass_mode_switching): New.
5990 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5991 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5993 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5994 pass_loop_optimize): New.
5995 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5997 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5999 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6000 pass_postreload_cse): New.
6001 * profile.c (gate_handle_profiling, pass_profiling,
6002 rest_of_handle_branch_prob, pass_branch_prob): New.
6003 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6004 pass_split_before_regstack, gate_handle_split_before_regstack,
6005 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6006 rest_of_handle_split_all_insns, pass_split_all_insns): New.
6007 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6008 pass_stack_regs): New.
6009 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6010 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6011 pass_stack_adjustments): New.
6012 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6013 pass_regrename): New.
6014 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6015 pass_delay_slots, gate_handle_machine_reorg,
6016 rest_of_handle_machine_reorg, pass_machine_reorg): New.
6017 * rtl.h (extern void purge_line_number_notes): New.
6018 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6019 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6021 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6023 * value-prof.c (gate_handle_value_profile_transformations,
6024 rest_of_handle_value_profile_transformations,
6025 pass_value_profile_transformations): New.
6026 * var-tracking.c (gate_handle_var_tracking,
6027 pass_variable_tracking): New.
6028 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6030 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6031 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6032 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6033 rest_of_handle_old_regalloc, rest_of_handle_regrename,
6034 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6035 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6036 rest_of_handle_gcse2, rest_of_handle_regmove,
6037 rest_of_handle_tracer, rest_of_handle_if_conversion,
6038 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6039 rest_of_handle_web, rest_of_handle_branch_prob,
6040 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6041 rest_of_handle_jump_bypass, rest_of_handle_combine,
6042 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6043 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6044 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6045 rest_of_handle_mode_switching, rest_of_handle_jump,
6046 rest_of_handle_eh, rest_of_handle_stack_adjustments,
6047 rest_of_handle_flow2, rest_of_handle_jump2,
6048 rest_of_handle_peephole2, rest_of_handle_postreload,
6049 rest_of_handle_shorten_branches, rest_of_clean_state,
6050 rest_of_compilation): Remove.
6052 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6053 * passes.c (dump_flags, in_gimple_form, all_passes,
6054 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6055 register_dump_files, next_pass_1, last_verified, execute_todo,
6056 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6057 from tree-optimize.c.
6058 (init_optimization_passes): Moved from tree-optimize.c,
6059 adding the RTL optimizations.
6060 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6061 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6062 all_ipa_passes, all_lowering_passes, register_one_dump_file,
6063 register_dump_files, next_pass_1, last_verified, execute_todo,
6064 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6065 init_tree_optimization_passes, ipa_passes): Delete.
6066 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6068 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6069 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6071 (ipa_passes): Remove.
6072 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6073 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6074 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6075 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6076 (dump_info_p, dump_flag): Moved to tree-dump.h.
6078 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6080 * passes.c (finish_optimization_passes): Use dump_begin
6081 and dump_end, TDI_end.
6082 (gate_rest_of_compilation): New.
6083 (pass_rest_of_compilation): Use it.
6084 (gate_postreload, pass_postreload): New.
6085 * toplev.c (general_init): Rename init_tree_optimization_passes.
6086 * toplev.h (init_tree_optimization_passes): Rename to
6087 init_optimizations_passes.
6088 * tree-dump.c (dump_flag): Make static.
6089 (dump_files): Remove RTL dumps.
6090 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6091 pass_cleanup_cfg, pass_free_cfg_annotations,
6092 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6093 pass_init_datastructures, pass_fixup_cfg): Make non-static.
6094 * tree-pretty-print.c: Include tree-pass.h.
6095 * cgraph.c: Include tree-dump.h.
6097 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6099 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6100 Only fall back to saying it points to readonly memory if
6103 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6105 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6106 * config/m32r/m32r.c (m32r_compute_frame_size,
6107 m32r_expand_prologue): Take current_function_profile into
6108 account whenever we reference
6109 current_function_uses_pic_offset_table.
6110 (m32r_finalize_pic): Remove.
6111 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6113 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
6115 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6116 instead of $<. Don't remove ./as if it already exists.
6118 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6121 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6122 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6123 for complex modes when generating code for PA 1.0.
6124 (VALID_FP_MODE_P): New macro.
6125 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6126 sets for all general and floating point modes. Align wide floating
6127 point modes to even register boundaries to comply with architectural
6129 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6130 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6131 (VALID_FP_MODE_P): New macro.
6132 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
6133 sets for all general and floating point modes. Align wide floating
6134 point modes to even register boundaries to comply with architectural
6137 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6139 * tree-dump.c (dump_files): Initialize dump number for .cgraph
6142 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6144 * tree-ssa-structalias.c: Don't include expr.h.
6146 2005-07-04 Diego Novillo <dnovillo@redhat.com>
6148 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6151 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
6153 Fix PR tree-optimization/22279
6155 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6158 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
6160 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6162 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6164 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6165 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6166 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6167 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6168 config/stormy16/stormy16.c, config/v850/v850.c,
6169 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6170 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6171 Avoid "." or "\n" at end of diagnostics and capital letters at
6172 start of diagnostics.
6173 * combine.c, cse.c: Don't translate dump file output.
6174 * toplev.c (print_version): Only translate output if going to
6177 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6179 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6180 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6183 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6185 * pa.c (fix_range): Fix typo in comment.
6187 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
6189 * tree-vrp.c (extract_range_from_assert): Replace
6190 fold (build (...)) with fold_build2.
6192 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6194 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6195 gcc_gfc_char_table, init_dynamic_gfc_info): New.
6196 (format_types_orig, handle_format_attribute): Add support for
6199 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
6201 * varasm.c (assemble_variable): Fix format specifier thinko.
6203 2005-07-03 Ira Rosen <irar@il.ibm.com>
6205 PR tree-optimization/22029 (and 22135)
6206 * tree-pretty-print.c (dump_generic_node): Check that the node is not
6207 a phi node before calling dump_vops.
6209 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6211 * tree-dump.h (dump_string_field): Declare.
6212 * tree-dump.c: Use it instead of dump_string.
6213 (dump_string_field): Make non-static.
6215 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6217 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6218 up the minimal CFG stuff always when optimize > 0. Call
6219 split_all_insns_noflow in PIC case if needed.
6221 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
6222 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6225 * c-decl.c (c_write_global_declarations): Dump contents of
6227 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6228 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6229 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6230 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6233 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
6235 * c-common.h (GCC_DIAG_STYLE): Define.
6236 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
6237 version for format checking to 4.1.
6238 * c-format.c: Include toplev.h after c-common.h.
6239 (enum format_type): Add gcc_tdiag_format_type.
6240 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6241 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6242 (format_types_orig): Add gcc_tdiag.
6243 (init_dynamic_diag_info): Support gcc_tdiag formats.
6244 (handle_format_attribute): Likewise.
6245 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6246 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
6247 version for format checking to 4.1.
6248 (warning0, warning, error, pedwarn, sorry): Use
6250 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6251 (finish_aliases_1): Do not use %qE.
6252 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6253 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6254 Correct format bugs.
6255 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6256 parameter to unsigned HOST_WIDE_INT.
6257 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6259 2005-07-02 David Edelsohn <edelsohn@gnu.org>
6262 * expr.c (write_complex_part): Use adjust_address for MEM.
6263 (read_complex_part): Same.
6265 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
6267 Fix PR tree-optimization/22280
6269 * tree-sra.c (generate_element_init): Remove useless loop.
6271 2005-07-02 Richard Henderson <rth@redhat.com>
6273 * config/alpha/alpha.c (alpha_legitimize_address): Check for
6275 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6277 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
6280 * fold-const.c (fold_binary): Handle the return value of
6281 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6282 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6284 2005-07-02 Jeff Law <law@redhat.com>
6286 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6287 a eliminate type conversion which feeds an equality comparison
6288 if the original type or either operand in the comparison is a
6291 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
6293 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6294 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6296 * config/avr/avr.c: Do not use '`' as left quote.
6297 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6298 Remove "." from end of diagnostics. Make diagnostics start with
6301 2005-07-02 Zack Weinberg <zack@codesourcery.com>
6302 Joseph S. Myers <joseph@codesourcery.com>
6304 * toplev.c (default_tree_printer): Handle setting location with
6306 * c-objc.common.c (c_tree_printer): Likewise.
6307 * c-format.c (gcc_diag_flag_specs): Add '+'.
6308 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6309 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6311 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6312 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6313 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6314 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6315 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6316 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6317 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6318 format arguments where %J is used without %D.
6320 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6322 * gcc.c (LINK_SSP_SPEC): Define.
6323 (link_ssp_spec): New variable.
6324 (LINK_COMMAND_SPEC): Add %(link_ssp).
6325 (static_specs): Add link_ssp_spec.
6326 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6327 * configure: Rebuilt.
6328 * config.in: Rebuilt.
6330 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6331 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6332 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6333 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6334 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6335 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6336 -0x7008(2) instead of reading __stack_chk_guard variable.
6337 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6339 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6340 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6341 if TARGET_THREAD_SSP_OFFSET is defined.
6342 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6343 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6346 2005-06-27 Richard Henderson <rth@redhat.com>
6347 * libgcc-std.ver (GCC_4.1.0): New.
6348 * libgcc.h (__stack_chk_guard): Declare.
6349 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6350 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6351 * mklibgcc.in (lib2funcs): Add them.
6353 2005-07-01 Richard Henderson <rth@redhat.com>
6355 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6356 void * before struct sigcontext *.
6357 (x86_fallback_frame_state): Likewise.
6359 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6361 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6363 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6366 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6367 we check for SSA_NAME for.
6369 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6371 Fix PR tree-optimization/22071
6373 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6375 (get_constraint_for_component_ref): Use it.
6377 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6380 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6381 print out the last new line.
6383 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6385 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6386 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6387 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6388 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6389 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6390 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6391 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6392 (enum reg_class): New member CC0_REGS.
6393 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6394 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6395 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6396 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6397 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6398 Adjust for register now described.
6400 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6403 * config/i386/i386.md (stack_protect_test_si,
6404 stack_protect_test_di): Add earlyclobber for scratch 3.
6405 * config/rs6000/rs6000.md (stack_protect_testsi,
6406 stack_protect_testdi): Add earlyclobber for scratch 3,
6407 remove earlyclobber from scratch 4.
6409 Older entries for 2005 can be found in ChangeLog-2005.
OSDN Git Service
