* c-common.c (handle_mode_attribute): When not modifying in place,
[official-gcc.git] / gcc / ChangeLog
blob25938ff74b2c437d5b0d226c3706c527713784d4
1 2005-09-24  Richard Henderson  <rth@redhat.com>
3         * c-common.c (handle_mode_attribute): When not modifying in place,
4         create subtypes for enumerations.
5         (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6         * gimplify.c (create_tmp_from_val): Likewise.
8 2005-09-24  Alexandre Oliva  <aoliva@redhat.com>
10         * config/i386/i386.md (*tls_global_dynamic_64,
11         *tls_local_dynamic_base_64): Add missing mode to call.
12         (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
14 2005-09-24  Jan Hubicka  <jh@suse.cz>
16         * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
17         (cgraph_clone_node): Likewise.
18         * cgraph.h (cgraph_clone_edge): Update prototype.
19         (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
20         duplicated prototypes; add updating argument.
21         * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
22         * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
23         updating profile.
24         (cgraph_mark_inline_edge): Likewise.
25         (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
26         (cgraph_flatten_node): Likewise.
27         (cgraph_decide_recursive_inlining): Likewise.
28         (cgraph_decide_inlining_of_small_function): Likewise.
29         * tree-optimize.c (tree_rest_of_compilation): Likewise.
31 2005-09-23  David Edelsohn  <edelsohn@gnu.org>
32             Pete Steinmetz <steinmtz@us.ibm.com>
34         * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
35         (rldic.): Set type to "compare".
36         (rldicr.): Same.
37         (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR.  Set type to
38         mfjmpr for MFCTR/MFLR.
39         (movdf_hardfloat64): Same.
40         (movdf_softfloat64): Same.  Correct order of store and move types.
41         (movti_string): Set type to store_ux/load_ux.
42         (load_multiple): Set type to load_ux.
43         (store_multiple): Set type to store_ux.
44         (movmemsi): Set type to store_ux.
45         (output_cbranch direct_return): Set type to jmpreg.
46         (stmw): Set type to store_ux.
47         (lmw): Set type to load_ux.
48         * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
49         * config/rs6000/440.md (ppc440-store): Increase latency to 6.
50         * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
51         * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
52         * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
53         * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
54         (rios1-fpstore): Increase latency to 3.
55         * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
56         * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
58 2005-09-23  David Edelsohn  <edelsohn@gnu.org>
59             Andrew Pinski  <pinskia@physics.uc.edu>
61         * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
62         operand2 constraint to "b".
63         (sync_<fetchop_name>di_internal): Same.
64         (sync_old_<fetchop_name>si_internal): Change operand3 constraint
65         to "b".
66         (sync_old_<fetchop_name>di_internal): Same.
67         (sync_new_<fetchop_name>si_internal): Same.
68         (sync_new_<fetchop_name>di_internal): Same.
70 2005-09-23  J"orn Rennecke <joern.rennecke@st.com>
72         PR middle-end/23991
73         * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
74         case, define as macros.
76         PR rtl-optimization/23837
77         *  optabs.c (no_conflict_move_test): Don't set must_stay for a
78         clobber / clobber match between dest and p->first.
80         * optabs.c (emit_libcall_block): Use no_conflict_move_test.
81         (no_conflict_move_test): Update comments.
83 2005-09-22  Ranjit Mathew  <rmathew@gcc.gnu.org>
85         * doc/install.texi: Update URL for Jacks.
86         * doc/sourcebuild.texi: Likewise.
88 2005-09-22  David Edelsohn  <edelsohn@gnu.org>
90         PR target/24007
91         * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
92         registers when choosing register preferences.
93         (movdf_hardfloat64): Same.
95 2005-09-22  Andreas Krebbel  <krebbel1@de.ibm.com>
97         * expmed.c (expand_shift): Don't use the target of the rotate as
98         target for the first expanded shift insn.
99         * testsuite/gcc.dg/20050922-1.c: Testcase added.
101 2005-09-21  Zdenek Dvorak  <dvorakz@suse.cz>
103         PR tree-optimization/22438
104         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
105         preserved iv rhs rewriting specially.
107 2005-09-21  Daniel Berlin  <dberlin@dberlin.org>
109         * tree-data-ref.c (analyze_array_indexes): Only estimate when
110         estimate_only  is true.
111         * tree-flow.h (ref_contains_indirect_ref): New prototype.
112         * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
113         tree-ssa-structalias.c 
114         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
115         ref_contains_indirect_ref.
116         * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
118 2005-09-21  DJ Delorie  <dj@redhat.com>
120         * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
121         MASK_PTR_A0D0.
122         (mn10300_return_in_memory): Support variable size types also.
123         (mn10300_pass_by_reference): Likewise.
124         (mn10300_function_value): New.
125         * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
126         (FUNCTION_OUTGOING_VALUE): Likewise.
127         * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
128         * doc/invoke.texi: Document it.
130 2005-09-21  Uros Bizjak  <uros@kss-loka.si>
132         PR target/22585
133         * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
134         force integer op1 into register for XFmode compares.
136 2005-09-21  Kazu Hirata  <kazu@codesourcery.com>
138         PR middle-end/23971
139         * expmed.c (alg_code): Add alg_impossible.
140         (alg_hash_entry): Add cost.
141         (synth_mult): Record alg_impossible in the hash table if
142         multiplication by a given integer is impossble within the
143         limit.  Speed up using alg_impossible.
145 2005-09-20  Daniel Berlin  <dberlin@dberlin.org>
147         * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
148         argument.  Allow and set any offset if needs_anyoffset is passed
149         in.
150         (get_constraint_for): Add argument here too.
151         Pass it down.
152         (do_structure_copy): Pass NULL to get_constraint_for.
153         (handle_ptr_arith): Ditto.
154         (find_func_aliases): Ditto.
156 2005-09-20  J"orn Rennecke <joern.rennecke@st.com>
158         PR rtl-optimization/23898
159         * output.h (get_attr_min_length): Declare.
160         * final.c (get_attr_length_1): New function, broken out of:
161         (get_attr_length).
162         (get_attr_min_length): New function.
163         * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
164         (duplicate_computed_gotos): Likewise.
165         * genattr.c (insn_min_length): Generate declaration.
166         * genattrtab.c (min_fn, min_attr_value): New functions.
167         (make_length_attrs): Generate insn_min_length.
169 2005-09-20  Steve Ellcey  <sje@cup.hp.com>
171         * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
173 2005-09-20  Richard Henderson  <rth@redhat.com>
175         * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
176         EXPAND_STACK_PARM.
178 2005-09-20  Joseph S. Myers  <joseph@codesourcery.com>
180         * c.opt (fextended-identifiers): New.
181         * c-opts.c (c_common_handle_option): Handle
182         -fextended-identifiers.
183         * doc/cpp.texi: Update documentation of extended identifiers.
184         * doc/cppopts.texi (-fextended-identifiers): Document.
186 2005-09-20  Jakub Jelinek  <jakub@redhat.com>
188         PR tree-optimization/23929
189         * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
190         if expr is NULL.
192         PR tree-optimization/23818
193         * tree-stdarg.c (execute_optimize_stdarg): Call
194         calculate_dominance_info.
196 2005-09-20  Daniel Berlin  <dberlin@dberlin.org>
198         * tree-data-ref.c (get_number_of_iters_for_loop): New function.
199         (analyze_siv_subscript_cst_affine): Add weak SIV test.
200         (compute_overlap_steps_for_affine_1_2): Use
201         get_number_of_iters_for_loop.
202         (analyze_subscript_affine_affine): Check whether difference is
203         zero first.
204         Use get_number_of_iters_for_loop.
205         Check whether overlap occurs outside of bounds.
206         (analyze_miv_subscript): Use get_number_of_iters_for_loop.
208 2005-09-20  Andreas Krebbel  <krebbel1@de.ibm.com>
210         * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
211         base register if possible.
213 2005-09-20  Zdenek Dvorak  <dvorakz@suse.cz>
215         PR tree-optimization/18463
216         * tree-chrec.c (chrec_convert): Return fold_converted chrec if
217         converting it directly is not possible.
218         (chrec_convert_aggressive): New function.
219         * tree-chrec.h (chrec_convert_aggressive): Declare.
220         * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
221         Fold chrec conversions aggressively if asked to.
222         (instantiate_parameters): Modified because of changes in
223         instantiate_parameters_1.
225 2005-09-19  Richard Henderson  <rth@redhat.com>
227         * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
228         (reduc_splus_v2df): New.
230 2005-09-19  Richard Sandiford  <richard@codesourcery.com>
232         * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
233         (ADDITIONAL_REGISTER_NAMES): Add missing comma.  Remove final comma.
235 2005-09-19  Richard Henderson  <rth@redhat.com>
237         * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
238         vcondu<SSEMODE12>.
240 2005-09-19  Richard Henderson  <rth@redhat.com>
242         * config/ia64/ia64.c (ia64_expand_widen_sum): New.
243         (ia64_expand_dot_prod_v8qi): New.
244         * config/ia64/ia64-protos.h: Update.
245         * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
246         widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
247         sdot_prodv8qi, sdot_prodv4hi): New.
248         (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
250 2005-09-19  Richard Henderson  <rth@redhat.com>
252         PR 23941
253         * real.c (exact_real_truncate): Return false if the format cannot
254         represent the number as a normal.
256         * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
257         for a memory source.
259 2005-09-19  Dorit Nuzman  <dorit@il.ibm.com>
261         * tree-ssa-operands.c (swap_tree_operands): Export.
262         * tree.h (swap_tree_operands): Declare.
263         * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
264         Call swap_tree_operands.
265         
266 2005-09-19  Richard Henderson  <rth@redhat.com>
268         * tree-flow.h (merge_alias_info): Declare.
269         * tree-ssa-copy.c (merge_alias_info): Export.
270         * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
271         (vect_create_data_ref_ptr): Use create_iv directly.
272         (vectorizable_load): Use correct types for integer constants.
273         (vect_generate_tmps_on_preheader): Likewise.
274         (vect_gen_niters_for_prolog_loop): Likewise.
276 2005-09-19  Steven Bosscher  <stevenb@suse.de>
278         PR rtl-optimization/23943
279         * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
281 2005-09-18  Jan Hubicka  <jh@suse.cz>
283         * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
285 2005-09-18  Eric Botcazou  <ebotcazou@adacore.com>
287         * varasm.c (output_constant): Do not abort on conversions to union
288         types between different sizes.
290 2005-09-18  Richard Guenther  <rguenther@suse.de>
292         PR middle-end/23944
293         * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
294         fallback.
296 2005-09-18  Paul Brook  <paul@codesourcery.com>
298         * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
300 2005-09-17  Richard Henderson  <rth@redhat.com>
302         * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
303         * tree-ssa-loop.c (pass_vect_dce): Remove.
304         * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
305         of pass_vectorize.
307 2005-09-17  Richard Henderson  <rth@redhat.com>
309         * tree-pass.h (pass_vect_dce): Declare.
310         * passes.c (init_optimization_passes): Add it.
311         * tree-flow.h (tree_ssa_dce): Declare.
312         * tree-ssa-dce.c (tree_ssa_dce): Export.
313         * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
314         (gate_tree_vectorize): ... here.
315         (pass_vect_dce): New.
317 2005-09-17  Jan Hubicka  <jh@suse.cz>
319         * except.c (struct eh_status): Turn region_array into vec.
320         (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
321         convert_from_eh_region_ranges, find_exception_handler_labels, 
322         current_function_has_exception_handlers, assign_filter_values, 
323         build_post_landing_pads, dw2_build_landing_pads,
324         sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
325         sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
326         foreach_reachable_handler, can_throw_internal_1,
327         convert_to_eh_region_ranges, verify_eh_tree): Update uses of
328         region_array.
329         (duplicate_eh_region_1): Update region_array.
330         (duplicate_eh_regions): Resize region_array and avoid recomputing.
332 2005-09-17  David Edelsohn  <edelsohn@gnu.org>
334         PR middle-end/22067
335         * expmed.c (expand_mult): Substitute simple register for op0 when
336         computing max_cost.
338 2005-09-17  Richard Henderson  <rth@redhat.com>
340         * expr.c (emit_move_via_integer): Add force argument, pass it on
341         to emit_move_change_mode.  Update callers.
342         (emit_move_complex): Pass true to new force argument.
343         * function.c (expand_function_end): Move expand_eh_return call
344         earlier.  Merge sub-word complex values into a pseudo before
345         copying to the return hard register.
347 2005-09-17  Eric Botcazou  <ebotcazou@adacore.com>
349         * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
350         between different sizes.
352 2005-09-16  Paolo Bonzini  <bonzini@gnu.org>
354         PR 23903
356         * passes.c (init_optimization_passes): Register dump files for
357         IPA passes first.
359 2005-09-16  Andreas Krebbel  <krebbel1@de.ibm.com>
361         * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
362         * config/s390/s390.c (s390_overlap_p): New function.
363         * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
364         peephole2, "*xc" peephole2): Added overlap check to the peephole2
365         condition.
367 2005-09-16  Richard Guenther  <rguenther@suse.de>
369         * ipa-pure-const.c (static_execute): Free auxiliar information.
370         * ipa-type-escape.c (discover_unique_type): Free temporary key.
371         * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
373 2005-09-15  DJ Delorie  <dj@redhat.com>
375         * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
377 2005-09-15  Paolo Bonzini  <bonzini@gnu.org>
379         * optabs.c (expand_binop): Use swap_commutative_operands_with_target
380         to order operands.
381         (swap_commutative_operands_with_target): New.
383 2005-09-15  Daniel Berlin  <dberlin@dberlin.org>
385         * tree-data-ref.c (analyze_array_indexes): Add estimate_only
386         parameter.
387         Update callers.
388         (estimate_iters_using_array): New function.
389         * tree-data-ref.h (estimate_iters_using_array): Prototype
390         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
391         Use estimate_iters_using_array instead of analyze_array.
392         
393 2005-09-15  Eric Botcazou  <ebotcazou@adacore.com>
395         * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
396         as addressable.
398 2005-09-15  Michael Matz  <matz@suse.de>
400         * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
402 2005-09-14  Daniel Berlin  <dberlin@dberlin.org>
404         PR tree-optimization/23835
405         * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
406         (create_name_tags): Rewrite to be not O(num_ssa_names^2).
408 2005-09-14  Richard Henderson  <rth@redhat.com>
410         * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
411         (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
413 2005-09-14  Andrew Pinski  <pinskia@physics.uc.edu>
415         * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
416         in the ARRAY_TYPE case.
418 2005-09-14  Eric Botcazou  <ebotcazou@adacore.com>
420         * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
422 2005-09-14  Uros Bizjak  <uros@kss-loka.si>
424         PR middle-end/22480
425         * tree-vect-transform.c (vectorizable_operation): Return false for
426         scalar shift operations and for vector shift operations with
427         non-invariant shift arguments.  Use scalar tree operand op1 as
428         a shift operand when vector shift insn pattern uses scalar shift
429         operand.
430         * Makefile.in (tree-vect-transform.o): Depend on recog.h.
432 2005-09-14  Olivier Hainque  <hainque@adacore.com>
434         * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
435         value if it has side-effects.
437 2005-09-14  David Edelsohn  <edelsohn@gnu.org>
439         PR target/22068
440         * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
442 2005-09-14  Alan Modra  <amodra@bigpond.net.au>
444         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
445         passed as NAME as if it were label at start of function code.
447 2005-09-13  Kaz Kojima  <kkojima@gcc.gnu.org>
449         * config/sh/sh.md (*movv4sf_i): Add general register cases to
450         the constraints.
452 2005-09-13  Andrew Pinski  <pinskia@physics.uc.edu>
454         * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
455         as early clobber.  Rewrite so the PIC register is not implicitly used.
457 2005-09-13  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
459         * tree.c (annotate_with_file_line): Compare line numbers before
460         file names.
462 2005-09-13  Uros Bizjak  <uros@kss-loka.si>
464         PR target/23816
465         * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
466         (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
468 2005-09-13  Ian Lance Taylor  <ian@airs.com>
470         * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
471         than a HOST_WIDEST_INT to gen_doloop_begin.
473 2005-09-13  Diego Novillo  <dnovillo@redhat.com>
475         * tree-dfa.c (dump_variable): Guard against NULL annotations.
477 2005-09-13  Zdenek Dvorak  <dvorakz@suse.cz>
479         PR tree-optimize/23817
480         * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
482 2005-09-13  Alan Modra  <amodra@bigpond.net.au>
484         PR target/23774
485         * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
486         word before changing the stack pointer.  Use gen_frame_mem for MEMs.
487         Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
488         (restore_stack_nonlocal): Likewise.
489         (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
491 2005-09-12  Ian Lance Taylor  <ian@airs.com>
493         PR g++/7874
494         * c.opt (ffriend-injection): New C++ option.
495         * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
496         (C++ Dialect Options): Document -ffriend-injection.
498 2005-09-12  Josh Conner  <jconner@apple.com>
500         PR middle-end/23237
501         * ipa-reference.c (static_execute): Don't mark variables in
502         named sections TREE_READONLY.
504 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
506         * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
507         stack_tie.
509 2005-09-12  Andrew Pinski  <pinskia@physics.uc.edu>
511         * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and 
512         V_MUST_DEF instead of just the first_use_p.
513         Don't mark the virtual variables for renaming on the statement which 
514         is being removed.
515         (pass_dse): Remove TODO_update_ssa.
517 2005-09-12  J"orn Rennecke <joern.rennecke@st.com>
519         PR middle-end/23290
520         * stor-layout.c (compute_record_mode): For records with a single
521         field, actually check the field's mode size against the type size.
523         * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
524         registers for TARGET_SHMEDIA.
525         (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
526         GENERAL_FP_REGS to GENERAL_DF_REGS.  Add GENERAL_FP_REGS as union
527         of GENERAL_REGS and FP_REGS.
529 2005-09-12  Bernd Schmidt  <bernd.schmidt@analog.com>
531         * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
533 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
535         * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
536         CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
537         are omitted.  Exclude stack_tie insn too.
539 2005-09-11  David Edelsohn  <edelsohn@gnu.org>
541         PR rtl-optimization/23098
542         * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
543         0.0f is easy.
544         * config/rs6000/rs6000.md (movdf splitter): Use
545         const_double_operand predicate for TARGET_POWERPC64.
546         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
547         SYMBOL_REF method to ABI_V4.
549         * config/rs6000/altivec.md (build_vector_mask_for_load): Use
550         replace_equiv_address.
551         * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
552         rs6000_sr_alias_set and MEM_NOTRAP.
553         (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
555 2005-09-11  Eric Botcazou  <ebotcazou@adacore.com>
557         * tree.c (contains_placeholder_p) <tcc_expression>: Properly
558         handle CALL_EXPR again.
560 2005-09-11  Richard Earnshaw  <richard.earnshaw@arm.com>
562         * arm/predicates.md (alignable_memory_operand): Delete.
564 2005-09-10  Richard Henderson  <rth@redhat.com>
566         PR debug/23806
567         * dbxout.c (dbxout_expand_expr): New.
568         (dbxout_symbol): Use it.
570 2005-09-10  Richard Earnshaw  <richard.earnshaw@arm.com>
572         * arm.c (arm_gen_rotated_half_load): Delete.
573         (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
574         (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
575         (thumb_set_return_address): Likewise.
576         (thumb_load_double_from_address): Use adjust_address.
577         * arm.md (splits calling arm_gen_rotated_half_load): Delete.
578         (extendhsisi2_mem, movhi_bytes): Use change_address.
579         (movhi): Use widen_memory_access.
580         (reload_out_df): Use replace_equiv_address.
581         * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
583 2005-09-09  Richard Henderson  <rth@redhat.com>
585         PR debug/20998
586         * dbxout.c: Include expr.h.
587         (dbxout_global_decl): Don't suppress for DECL_RTL unset.
588         (dbxout_symbol): Handle DECL_VALUE_EXPR.
589         * Makefile.in (dbxout.o): Add EXPR_H.
591 2005-09-09  Zdenek Dvorak  <dvorakz@suse.cz>
593         PR tree-optimization/23509
594         * tree-cfg.c (replace_uses_by): Use replace_exp.
595         * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
596         pointers have name_mem_tag or type_mem_tag set.
598 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
600         * tree-chrec.c (evolution_function_is_invariant_rec_p): Use 
601         CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
602         of wrongly accessing operands.
604 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
606         * Makefile.in (tree-chrec.o): Depends on SCEV_H.
607         * tree-chrec.c: Include tree-scalar-evolution.h.
608         (chrec_convert): Instantiate the base and step before calling
609         scev_probably_wraps_p that would fail on parametric evolutions.
610         Collect all the fails into a single section failed_to_convert,
611         print a diagnostic, and return chrec_dont_know instead of calling
612         fold_convert.
613         * tree-scalar-evolution.c (loop_closed_phi_def): New.
614         (instantiate_parameters_1): Avoid instantiation of loop closed ssa
615         phi nodes.
616         (scev_const_prop): Don't replace the definition of a loop closed ssa
617         phi node by itself, or by another loop closed ssa phi node.
618         * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
619         that base and step are defined.
621 2005-09-09  Richard Guenther  <rguenther@suse.de>
623         PR c++/23624
624         * fold-const.c (fold_ternary): Check truth_value_p before
625         calling invert_truthvalue.
627 2005-09-09  Nick Clifton  <nickc@redhat.com>
629         * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
630         * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
631         dimension of these arrays.
632         * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
633         these arrays.
634         * longlong.h: Only provide a prototype for the __clz_tab[] array
635         if this header has not been included from libgcc2.h.
636         * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
637         defining own types.
638         Provide prototypes for exported functions.
639         Use the __clz_tab[] and __popcount_tab[] arrays provided by
640         libgcc2.c.
642 2005-09-08  Josh Conner  <jconner@apple.com>
644         PR c++/21135
645         PR c++/23180
646         * expr.c (expand_expr_addr_expr_1): Don't invoke
647         expand_simple_binop for EXPAND_INITIALIZER.
649 2005-09-08  Richard Henderson  <rth@redhat.com>
651         PR debug/23190
652         * toplev.c (wrapup_global_declaration_1): Split out ...
653         (wrapup_global_declaration_2): ... from ...
654         (wrapup_global_declarations): ... here.  Return bool.
655         (check_global_declaration_1): Split out ...
656         (check_global_declarations): from here.
657         (emit_debug_global_declarations): New.
658         * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
659         check_global_declaration_1, emit_debug_global_declarations): Declare.
660         * c-decl.c (c_write_global_declarations_1): Don't create a vector
661         of decls.  Call wrapup_global_declaration_1,
662         wrapup_global_declaration_2, check_global_declaration_1 directly.
663         (c_write_global_declarations_2): New.
664         (ext_block): New.
665         (c_write_global_declarations): Call c_write_global_declarations_2.
666         * langhooks.c (write_global_declarations): Call
667         emit_debug_global_declarations.
669         * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
670         remove decls that have DECL_RTL_SET_P.
671         * passes.c (rest_of_decl_compilation): Invoke
672         cgraph_varpool_finalize_decl for all but functions.
674 2005-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
676         * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
677         the result of a conversion if the new min and max cannot be compared.
679 2005-09-08  Andreas Krebbel  <krebbel1@de.ibm.com>
681         * config/s390/s390.c (s390_sr_alias_set): Variable removed.
682         (override_options): Setting s390_sr_alias_set removed.
683         (save_fpr, save_gprs): Set alias set to vararg or frame.
684         (restore_fpr, restore_gprs, s390_emit_prologue): Replace 
685         s390_sr_alias_set with get_frame_alias_set ().
686         (s390_gimplify_va_arg): Replace s390_sr_alias_set with
687         get_varargs_alias_set ().
689 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
691         PR objc/20574
692         PR objc/19324
693         * c-parser.c (c_parser_objc_method_definition): If the next
694         token is not "{", error out and don't start the function.
696 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
698         * tree-vrp.c (extract_range_from_expr): Move the check for non
699         nullness after the check for gimple invariant.
701 2005-09-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
703         * tree.c (host_integerp, tree_low_cst): Correct function comment.
705 2005-09-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
707         PR target/23747
708         * config/m32r.md (movmemsi_internal): Canonicalize order of
709         operands in PLUS component of template.
711 2005-09-07  Andreas Krebbel  <krebbel1@de.ibm.com>
713         * reload1.c (fixup_eh_region_note): Remove assertion.
714         (fixup_abnormal_edges): Reverted removal of call to 
715         find_many_sub_basic_blocks made on 2005-08-31.
717 2005-09-07  Richard Henderson  <rth@redhat.com>
719         * function.c (ARG_POINTER_CFA_OFFSET): Move ...
720         * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
721         (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
722         * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
723         rearrange for better packing.
724         (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
725         (lookup_cfa_1): Remove inline marker.
726         (cfa_equal_p): Split out of ...
727         (def_cfa_1): ... here.  Use INVALID_REGNUM.
728         (build_cfa_loc): Handle !cfa->indirect.
729         (frame_pointer_cfa_offset): New.
730         (dbx_reg_number): Assert register elimination performed; do
731         leaf register remapping.
732         (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
733         (eliminate_reg_to_offset): New.
734         (based_loc_descr): Remove can_use_fbreg argument.  Use fbreg only
735         for verifiably local stack frame addresses; re-base to CFA.
736         (mem_loc_descriptor): Remove can_use_fbreg argument.
737         (concat_loc_descriptor, loc_descriptor): Likewise.
738         (containing_function_has_frame_base): Remove.
739         (rtl_for_decl_location): Don't do register elimination or
740         leaf register remapping here.
741         (secname_for_decl): Split out from ..
742         (add_location_or_const_value_attribute): ... here.
743         (convert_cfa_to_loc_list): New.
744         (compute_frame_pointer_to_cfa_displacement): New.
745         (gen_subprogram_die): Use them.
746         * tree.h (frame_base_decl): Remove.
747         * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
748         (prologue_stack_adjust): Remove.
749         (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
750         (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
751         (set_frame_base_location): Remove.
752         (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
753         (dump_attrs_list, dump_dataflow_set): Use string concatenation.
754         (vt_add_function_parameters): Don't eliminate_regs.
755         (vt_initialize): Don't create frame_base_decl.
757 2005-09-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
759         * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
760         version of GNU binutils for 4.x and later.
762 2005-09-06  Mark Mitchell  <mark@codesourcery.com>
764         * ggc-page.c (ggc_push_context): Remove.
765         (ggc_pop_context): Likewise.
766         * ggc.h (ggc_push_context): Remove.
767         (ggc_pop_context): Likewise.
769 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
771         PR target/8973
772         * config/arc/arc.c (arc_output_function_epilogue): Update flags while
773         returning from an interrupt handler.
775 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
777         PR target/8972
778         * config/arc/arc.c (output_shift): Add check for loop count when
779         optimizing.
781 2005-09-06  Steven Bosscher  <stevenb@suse.de>
783         * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
784         form manually.
785         (abs_replacement): Likewise.
786         (pass_phiopt): Remove TODO_update_ssa.
788 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
790         PR c/23075
791         * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
792         if "return with no value, in function returning non-void" warning
793         has been issued.
794         * tree-cfg.c (execute_warn_function_return): Don't look at
795         RETURN_EXPRs with TREE_NO_WARNING set.
797         PR target/22362
798         * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
799         for internal functions doesn't use registers used by global registers
800         variables.  Use fewer register parameters if there are global register
801         variables.
803 2005-09-06  Olivier Hainque  <hainque@adacore.com>
804             Eric Botcazou  <ebotcazou@adacore.com>
806         PR middle-end/14997
807         * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
808         when we would be extracting outside its bit span (bitpos+bitsize
809         larger than its mode), possible with some VIEW_CONVERT_EXPRs from
810         Ada unchecked conversions.
812 2005-09-06  Steven Bosscher  <stevenb@suse.de>
814         * tree-ssa-pre.c (try_look_through_load): New function.
815         (compute_avail): Use it to try to look through loads for some
816         more useful expressions.
818 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
820         * simplify-rtx.c (simplify_binary_operation_1): Correct the 
821         condition for detecting cases like (a&a) and (a^a).
823 2005-09-06  Keith Besaw  <kbesaw@us.ibm.com>
825         * common.opt: Add option ftree-vect-loop-version.
826         * params.def: Add --param vect-max-version-checks.
827         * doc/invoke.texi: Document ftree-vect-loop-version and
828         --param vect-max-version-checks.
829         * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
830         may_misalign_stmts and defines for accessors.
831         * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
832         LOOP_VINFO_MAY_MISALIGN_STMTS.
833         (destroy_loop_vec_info): VEC_free for
834         LOOP_VINFO_MAY_MISALIGN_STMTS.
835         * tree-vect-analyze.c (vect_compute_data_ref_alignment):
836         Update documentation.
837         (vect_update_misalignment_for_peel): New.
838         (vect_enhance_data_refs_alignment): Update to choose loop
839         peeling or loop versioning if appropriate for the (potentially)
840         unaligned data references in the loop.
841         (vect_analyze_data_refs_alignment): Remove call to
842         vect_enhance_data_refs_alignment so the checks can be done
843         earlier.
844         (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
845         and move up call to vect_analyze_data_refs_alignment.
846         * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
847         (vect_transform_loop): Add call to loop_version.
849 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
851         PR rtl-optimization/23098
852         * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
853         * simplify-rtx.c (constant_pool_reference_p): New function.
854         * rtl.h (constant_pool_reference_p): New prototype.
855         * config/i386/i386.md (pushf split, mov[sdx]f split): Use
856         constant_pool_reference_p in condition and
857         avoid_constant_pool_reference in preparation statements.
859 2005-09-06  Andreas Krebbel  <krebbel1@de.ibm.com>
861         * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for 
862         STRICT_LOW_PART SETs.
864 2005-09-06  Alan Modra  <amodra@bigpond.net.au>
866         PR middle-end/21460
867         * except.c (sjlj_emit_function_enter): Find the function begin
868         note even when it's not in first basic block.
870 2005-09-06  Kelley Cook  <kcook@gcc.gnu.org>
872         * acinclude.m4: Renamed from aclocal.m4.  Delete AM_LANGINFO_CODESET,
873         AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
874         * aclocal.m4: Regenerate.
876 2005-09-05  DJ Delorie  <dj@redhat.com>
878         * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
879         of macro.
881 2005-09-06  Kazu Hirata  <kazu@codesourcery.com>
883         * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
884         config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
885         config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
886         Follow spelling conventions.
887         * doc/invoke.texi: Follow spelling conventions.
889 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
891         * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
892         * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
893         * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
895 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
897         PR target/23683
898         * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
899         (output_stack_adjust): Use gen_tmp_stack_mem.
900         (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
901         (sh_set_return_address, sh_allocate_initial_value): Likewise.
902         (sh_get_pr_initial_val): Likewise.
903         (sh_builtin_saveregs): Use gen_frame_mem and change_address.
904         (sh_initialize_trampoline): Likewise.  Also use adjust_address.
905         * sh.md (divsi_inv_m0): Use gen_const_mem.
906         (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
907         (movdf_i4+1): Use gen_tmp_stack_mem.
908         (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
909         (fpu_switch+2): Likewise.
910         (movv4sf_i, movv16sf_i): Use adjust_address.
911         (symGOT_load): Set MEM_NOTRAP_P bit.
913 2005-09-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
915         PR target/23721
916         * pa.c (emit_move_sequence): Fix typo in last change.
918 2005-09-03  Jakub Jelinek  <jakub@redhat.com>
920         PR rtl-optimization/23454
921         * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
922         is true.
924 2005-09-03  Richard Henderson  <rth@redhat.com>
925             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
927         PR middle-end/23671
928         * pa.c (emit_move_sequence): Use replace_equiv_address instead of
929         gen_rtx_MEM.
931 2005-09-02  Nicolas Pitre <nico@cam.org>
933         * config/arm/arm.c (arm_legitimize_address): Limit the value passed
934         to bit_count to 32 bits.
936 2005-08-31  Mark Mitchell  <mark@codesourcery.com>
938         PR c++/23167
939         * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
940         generating synthetic loads from volatile lvalues.
942 005-09-02  Nick Clifton  <nickc@redhat.com>
944         * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
945         __ctzhi2, __clzhi2): New functions.
947 2005-09-02  Andrew Pinski  <pinskia@physics.uc.edu>
949         PR middle-end/23547
950         * tree-nested.c (struct var_map_elt): Mark with GTY.
951         (struct nesting_info): Mark with GTY.  Mark var_map's param is struct
952         var_map_elt.
953         (lookup_field_for_decl): Allocate new element in GC memory.
954         (lookup_tramp_for_decl): Likewise.
955         (convert_nl_goto_reference): Likewise
956         (create_nesting_tree): Allocate info in GC memory. Likewise for
957         info->var_map.
958         (free_nesting_tree): Free with ggc_free instead of free.
959         (root): New static variable.
960         (lower_nested_functions): Remove root as local variable.  And zero out
961         root at the end of the function.
963 2005-09-02  J"orn Rennecke <joern.rennecke@st.com>
965         PR rtl-optimization/20365
966         * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
967         to short.  New member ix.
968         (simplify_plus_minus_op_data_cmp): Break ties using ix member.
969         (simplify_plus_minus): Initialize ix members before calling qsort.
971 2005-09-02  Zdenek Dvorak  <dvorakz@suse.cz>
973         PR tree-optimization/23626
974         * tree-cfg.c (replace_uses_by): Clean up eh info.
976 2005-09-01  DJ Delorie  <dj@redhat.com>
978         * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
979         fprintf.
981 2005-09-01  David Edelsohn  <edelsohn@gnu.org>
983         * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
984         (rs6000_split_multireg_move): Use replace_equiv_address instead of
985         gen_rtx_MEM.
987 2005-09-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>
989         * c-decl.c (diagnose_mismatched_decls):  With -Wredundant-decls,
990         do not issue warning for a variable definition following
991         a declaration.
993 2005-09-01  Richard Henderson  <rth@redhat.com>
995         PR 23668
996         * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
997         conversion to CONST_VECTOR.
999 2005-09-01  Richard Henderson  <rth@redhat.com>
1001         PR 23676
1002         * reload1.c (reload_as_needed): Check !CALL_P before calling
1003         fixup_eh_region_note.
1004         * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
1006 2005-09-01  DJ Delorie  <dj@redhat.com>
1008         * varasm.c (output_constant): Let the target resolve
1009         conversions of addresses to non-default pointer sizes.
1011 2005-09-01  Nicolas Pitre <nico@cam.org>
1013         * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
1014         to alow matching ARM pre-indexed addressing mode.
1015         (arm_override_options): Remove now irrelevant comment.
1017 2005-09-01  Phil Edwards  <phil@codesourcery.com>
1019         * config.gcc (i*86-wrs-vxworks):  Update.  Split out vxworksae target.
1020         * config/i386/t-vxworks:  Update multilibs for VxWorks 6 and RTP mode.
1021         * config/i386/vxworks.h:  Likewise.
1022         * config/i386/t-vxworksae:  New file, for VxWorks AE.
1023         * config/i386/vxworksae.h:  Likewise.
1025 2005-09-01  Sebastian Pop  <pop@cri.ensmp.fr>
1027         PR tree-optimization/23410
1028         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
1029         sequence is not wrapping during the first step.
1031 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
1033         PR debug/7241
1034         * dwarf2out.c (base_type_die): Compare char_type_node with
1035         TYPE_MAIN_VARIANT (type), not type.
1037 2005-09-01  Richard Guenther  <rguenther@suse.de>
1039         PR tree-optimization/15366
1040         * common.opt: Add -finline-functions-called-once.
1041         Put -fearly-inlining in alphabetically ordered place.
1042         * doc/invoke.texi: Document new option.
1043         * ipa-inline.c (cgraph_decide_inlining): Honour
1044         flag_inline_functions_called_once.
1046 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
1048         PR rtl-optimization/23478
1049         * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
1050         (alloc_qty): Initialize it.
1051         (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
1052         (combine_regs): Combine also n_throwing_calls_crossed fields.
1053         (find_free_reg): Don't attempt to caller-save pseudos crossing
1054         calls that might throw.
1055         * global.c (struct allocno): Add throwing_calls_crossed field.
1056         (global_alloc): Revert 2005-08-22 change.  Initialize
1057         throwing_calls_crossed.
1058         (find_reg): Don't attempt to caller-save pseudos crossing calls that
1059         might throw.
1061 2005-09-01  Alan Modra  <amodra@bigpond.net.au>
1063         PR target/23649
1064         * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
1065         (mask64_operand): Reinstate code prior to 2005-06-11 change.
1066         (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
1067         (and64_2_operand): Tweak to use predicate.
1068         (and_operand): Adjust for mask_operand changes.
1069         * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
1070         (print_operand): Likewise.
1071         (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
1072         (mask64_1or2_operand): Delete.
1073         * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
1074         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
1075         (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
1076         (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
1077         * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
1078         (rotldi3_internal4): Likewise.
1079         (rotldi3_internal5, rotldi3_internal5 split): Likewise.
1080         (rotldi3_internal6, rotldi3_internal6 split): Likewise.
1081         (ashldi3_internal7): Likewise.
1082         (ashldi3_internal8, ashldi3_internal8 split): Likewise.
1083         (ashldi3_internal, ashldi3_internal9 split): Likewise.
1084         (anddi3 split): Don't match mask64_operand.
1085         (anddi3_internal2): Add rlwinm.  Modify 't' splitter predicate.
1086         (anddi3_internal3): Add rlwinm.  Use and64_2_operand in non-cr0
1087         splitter and match TARGET_64BIT not TARGET_POWERPC64.  Modify
1088         't' splitter predicate.
1089         (movdi_internal64 + 2): Revert 2005-06-11 change.
1091 2005-08-31  DJ Delorie  <dj@redhat.com>
1093         * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
1094         (m32c_asm_integer): Add support for 32 bit pointers.
1096 2005-08-31  Richard Henderson  <rth@redhat.com>
1098         * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
1099         component-like references for setting MEM_NOTRAP_P.
1101         * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
1102         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
1104 2005-08-31  Richard Henderson  <rth@redhat.com>
1106         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
1107         into a pseudo before applying gen_lowpart.
1109 2005-08-31  Geoffrey Keating  <geoffk@apple.com>
1111         * doc/install.texi (Specific): Update cctools version required
1112         for full functionality.
1113         * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
1114         linkers as -macosx_version_min.
1116 2005-08-31  J"orn Rennecke <joern.rennecke@st.com>
1118         PR target/21255
1119         * sh.c (print_operand, %R and %S): Add handling of floating point
1120         registers, memory, constants and invalid operands.
1122 2005-08-31  Daniel Berlin  <dberlin@dberlin.org>
1124         * ipa-pure-const.c: Change dump name.
1126 2005-08-31 Uros Bizjak <uros@kss-loka.si>
1128         PR target/23570
1129         * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
1130         to "reg_or_0_operand".
1131         (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
1133 2005-08-31  Dale Johannesen  <dalej@apple.com>
1135         * loop-iv.c (iv_number_of_iterations):  Fix overflow check for
1136         loops that count down.
1138 2005-08-31  Richard Henderson  <rth@redhat.com>
1140         PR rtl-opt/23601
1141         * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
1142         (fixup_eh_region_note): New.
1143         (reload_as_needed): Call it.
1144         (fixup_abnormal_edges): Allow all throwing insns to be deleted;
1145         don't call find_many_sub_basic_blocks; call verify_flow_info.
1146         * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
1147         (keep_stack_depressed): Likewise.
1148         (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
1150 2005-08-31  Richard Henderson  <rth@redhat.com>
1152         * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
1153         fp return matching.
1155 2005-08-31  Fariborz Jahanian <fjahanian@apple.com>
1157         * expr.c (expand_expr_real_1): Compare size of address 
1158         mode to target's address mode size in deciding expansion of 
1159         the constant address.
1161 2005-08-31  Richard Guenther  <rguenther@suse.de>
1163         PR middle-end/23477
1164         * expr.c (all_zeros_p): New function.
1165         (expand_expr_real_1): Handle the case of an all-zero
1166         non-addressable constructor separately.
1168 2005-08-31  Adrian Straetling  <straetling@de.ibm.com>
1170         * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
1171         arguments, adjust all callers.
1172         (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
1174 2005-08-30  Richard Henderson  <rth@redhat.com>
1176         PR target/23630
1177         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
1178         whenever the mode sizes match.
1180 2005-08-31  Alan Modra  <amodra@bigpond.net.au>
1182         * calls.c (load_register_parameters): Fix comment typo.
1183         * expr.c (emit_push_insn): Comment formatting.
1185 2005-08-30  Ian Lance Taylor  <ian@airs.com>
1187         * config/i386/x-cygwin (host-cygwin): Change dependency from
1188         hosthooks-def.h to $(HOSTHOOKS_DEF_H).
1190 2005-08-29  Geoffrey Keating  <geoffk@apple.com>
1192         * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
1193         parts of 'vals'.
1195 2005-08-29  Andrew Pinski  <pinskia@physics.uc.edu>
1197         PR middle-end/23408
1198         * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
1199         call to ggc_collect.
1201 2005-08-29  Paolo Bonzini  <bonzini@gnu.org>
1203         PR bootstrap/21268
1204         * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
1205         beginning.  Remove $(INCLUDES) from all the rules, if following
1206         $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
1208 2005-08-29  Jakub Jelinek  <jakub@redhat.com>
1210         PR middle-end/23484
1211         * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
1212         fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
1213         not constant, but maxlen is, don't set len to maxlen, rather
1214         set maxlen to len if len is a constant.
1216 2005-08-29  Zdenek Dvorak  <dvorakz@suse.cz>
1218         PR tree-optimization/23475
1219         * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
1220         and counts.
1222 2005-08-28  Daniel Berlin  <dberlin@dberlin.org>
1224         Fix PR middle-end/22455
1226         * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
1227         Checksum only the parts of the tree that exist for the tree code.
1229 2005-08-28  Dale Johannesen  <dalej@apple.com>
1231         * config/i386/i386.c (nocona_cost):  Increase MOVE_RATIO.
1233 2005-08-28  Andrew Pinski  <pinskia@physics.uc.edu>
1235         * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1237 2005-08-28  Richard Henderson  <rth@redhat.com>
1239         * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1240         * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1241         of char_type_node.
1243 2005-08-28  Jakub Jelinek  <jakub@redhat.com>
1245         PR ada/23593
1246         * builtins.c (get_memory_rtx): Don't strip nops
1247         in between COMPONENT_REFs.
1249 2005-08-27  Andrew Pinski  <pinskia@physics.uc.edu>
1251         PR middle-end/23463
1252         * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1253         types.
1254         (gimplify_modify_expr): Check for zero sized types and gimplify the
1255         rhs and lhs as statements.
1257 2005-08-27  John David Anglin  <dave.anflin@nrc-cnrc.gc.ca>
1259         PR libgcj/23508
1260         * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1261         state for return address column of signal frames.
1263 2005-08-27  David Edelsohn  <edelsohn@gnu.org>
1265         PR target/23539
1266         * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1267         bytes >= 2 not bytes == 2.
1268         (expand_block_move): Same.
1270 2005-08-27  Richard Guenther  <rguenther@suse.de>
1272         PR target/23575
1273         * config/i386/sse.md (sse2_movsd): Add missing closing
1274         braces.
1276 2005-08-27  Paul Brook  <paul@codesourcery.com>
1278         * genrecog.c (enum decision_type): Add DT_num_insns.
1279         (struct decision_test): Add u.num_insns.
1280         (add_to_sequence): Add DT_num_insns test.
1281         (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1282         (write_cond, debug_decision_2): Ditto.
1283         (change_state): Assume peep2_next_insn never fails.
1284         Remove "afterward" argument.
1285         (write afterward, write_tree): Update to match.
1286         * recog.c (peep2_current_count): New variable.
1287         (peep2_next_insn): Check it.
1288         (peephole2_optimize): Set peep2_current_count.
1289         * recog.h (peep2_current_count): Declare.
1291 2005-08-26  Josh Conner  <jconner@apple.com>
1293         PR middle-end/23584
1294         * ipa-pure-const.c (check_tree): Check for volatile-ness
1295         when considering a dereference.
1297 2005-08-27  Jakub Jelinek  <jakub@redhat.com>
1299         * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1301 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
1303         PR rtl-optimization/23561
1304         * builtins.c (get_memory_rtx): Add LEN argument.  If MEM_EXPR is
1305         a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1306         at most LEN bytes long memory fits into the field.
1307         (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1308         expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1309         expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1311 2005-08-26  Richard Henderson  <rth@redhat.com>
1313         PR rtl-opt/23560
1314         * loop.c (biased_biv_may_wrap_p): New.
1315         (maybe_eliminate_biv_1): Use it to suppress non-equality
1316         comparison transformations.  Delete disabled code.
1318 2005-08-26  Ian Lance Taylor  <ian@airs.com>
1320         * combine.c (make_extraction): Avoid reference outside object.
1322 2005-08-26  J"orn Rennecke <joern.rennecke@st.com>
1324         * stor-layout.c (finalize_type_size): Restore behaviour for
1325         non-aggregate types to the status quo ante of the patch for
1326         pr 23467.  Document why it matters.
1328 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
1330         PR c/23506
1331         * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1332         array by one element, initialize the BT_LAST element with NULL.
1334 2005-08-26  David Edelsohn  <edelsohn@gnu.org>
1336         * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1337         optimizing for size.
1338         (plus_eqsi): Same.
1339         (compare_plus_eqsi): Same.
1340         (plus_eqsi_compare): Same.
1341         (neg_eq0<mode>): Same.
1342         (neg_eq<mode>): Same.
1344         * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1345         PROCESSOR_POWER4.
1347 2005-08-26  Nick Clifton  <nickc@redhat.com>
1349         * config/v850/v850.c (ep_memory_operand): Return FALSE if
1350         TARGET_EP is not defined.
1351         * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1352         TARGET_EP is enabled.
1353         (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1354         * config/v850/v850.md (save_all_interrupt): Only use the EP
1355         register if TARGET_EP is defined.
1356         (restore_all_interrupt): Likewise.
1357         * config/v850/lib1funcs.asm: Update functions so that the EP
1358         register is only used if __EP__ is defined.
1360 2005-08-26  David Ung  <davidu@mips.com>
1362         * config/mips/mips.c (mips_expand_prologue): Handle case when
1363         generating for MIPS16 and the outgoing argument area is more than
1364         SMALL_OPERAND. Use the frame pointer as temporary to generate the
1365         add instruction.
1367 2005-08-26  Paul Woegerer  <paul.woegerer@nsc.com>
1369         * config/crx/crx.md: Make doloop_end pattern usage controllable
1370         via mloop-nesting=<max-nesting> command line switch. Make sure
1371         the combiner cannot use doloop_end_<mode> in an illegal way.
1372         * config/crx/crx.c: Use regs up to r6 for argument passing.
1373         Refine crx_address_cost (non cst4 displacements are expensive).
1374         * config/crx/crx.opt: Add switch for mloop-nesting=.
1376 2005-08-26  Adrian Straetling  <straetling@de.ibm.com>
1378         * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1379         (UNSPEC_MVST): New constant.
1381 2005-08-26  Andreas Krebbel  <krebbel1@de.ibm.com>
1383         * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1384         Reject operands containing eliminable registers.
1385         * testsuite/gcc.dg/20050825-1.c: New testcase.
1387 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1388             Jan Hubicka  <jh@suse.cz>
1390         * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1392 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1394         PR tree-optimization/23546
1395         * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1396         and REAL_CST nodes.
1398 2005-08-24  Pete Steinmetz  <steinmtz@us.ibm.com>
1400         * params.def (PARAM_MIN_SPEC_PROB): New.
1401         * sched-rgn.c (MIN_PROBABILITY): Delete.
1402         (compute_trg_info): Convert to PARAM_VALUE.
1403         * doc/invoke.texi (param): Document min-spec-prob.
1405 2005-08-24  Fariborz Jahanian <fjahanian@apple.com>
1407         * config/darwin.h: define __PIC__
1408         * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1409         TARGET_OS_CPP_BUILTINS macro.
1411 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1413         * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1414         yesterday.
1416 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
1418         * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1419         to duplicate_block.
1420         * cfghooks.c (duplicate_block): Added position where to place
1421         new block as argument.
1422         * cfghooks.h (duplicate_block): Declaration changed.
1423         * cfglayout.c (copy_bbs): Add argument after.  Pass it to
1424         duplicate_block.
1425         * cfglayout.h (copy_bbs): Declaration changed.
1426         * cfgloop.h (loop_version): Declaration changed.
1427         * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1428         position to copy_bbs.
1429         (loop_version): Pass position to duplicate_loop_to_header_edge.
1430         Add place_after argument and position new blocks according to
1431         it.
1432         * modulo-sched.c (sms_schedule): Pass place_after argument
1433         to loop_version.
1434         * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1435         * tree-cfg.c (split_edge_bb_loc): New function.
1436         (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1437         to determine position of new blocks.
1438         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1439         to loop_version.
1440         * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1441         argument to duplicate_block.
1442         * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1443         Pass position to copy_bbs.
1445 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
1447         * fold-const.c (ptr_difference_const): Use
1448         cst_and_fits_in_hwi instead of host_integerp.
1450 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1452         * config/darwin.c (gen_pic_offset): New.
1453         (machopic_indirect_data_reference,  machopic_legitimize_pic_address):
1454         Use it.
1456 2005-08-23  Zdenek Dvorak  <dvorakz@suse.cz>
1458         PR tree-optimization/23486
1459         * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1461 2005-08-23  Phil Edwards  <phil@codesourcery.com>
1463         * config.gcc (*-*-vxworks*):  Update tm_file, add extra_options,
1464         remove use_collect2.
1465         (powerpc-wrs-vxworks):  Update, split out *-*-vxworksae target.
1467         * target-def.h (TARGET_HAVE_CTORS_DTORS):  Allow target
1468         configuration files to override the default value.
1470         * config/t-vxworks:  Remove INSTALL_ASSERT_H.  Define STMP_FIXPROTO,
1471         EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1472         * config/vx-common.h:  New file, split out from...
1473         * config/vxworks.h:  here.  Update for VxWorks 6.x and RTP mode.
1474         * config/vxworksae.h:  New file, for VxWorks AE.
1475         * config/vxworks.opt:  New file.
1476         * config/vxlib.c:  Update for VxWorks 6.
1478         * config/rs6000/t-vxworks (MULTILIB_OPTIONS):  New list.  Adjust
1479         other MULTILIB_* variables appropriately.
1480         (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS):  Correct from t-ppccomm.
1481         * config/rs6000/t-vxworksae:  New file, adjust multilibs for AE.
1482         * config/rs6000/vxworks.h:  Update for VxWorks 6.
1483         * config/rs6000/vxworksae.h:  New file, mostly placeholder for now.
1485 2005-08-23  Andrew Pinski  <pinskia@physics.uc.edu>
1487         PR target/20799
1488         * config/darwin.c (machopic_select_section): Remove the hack to
1489         mark "::operator new" and "::operator delete" for coalescing
1490         even though they are not weak.
1492 2005-08-24  Alan Modra  <amodra@bigpond.net.au>
1494         * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1495         * configure: Regenerate.
1497 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
1499         PR middle-end/23517
1500         * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1501         between vectors.
1502         * convert.c (convert_to_integer, convert_to_vector): Likewise.
1503         * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1504         Likewise.
1506 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
1508         * config/rs6000/predicates.md (equality_operator): New.
1509         * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1510         comparison with a large constant.
1512 2005-08-23  Mark Mitchell  <mark@codesourcery.com>
1514         * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1516 2005-08-23  J"orn Rennecke <joern.rennecke@st.com>
1518         * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1519         registers is even, and we have a hardware double precision fp,
1520         align the buffer.
1521         (sh_gimplify_va_arg_expr): For floating point arguments, consider
1522         size of current argument when checking if argument was passed in
1523         registers.
1525         * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1527         PR middle-end/23467
1528         * stor-layout.c (finalize_type_size): Dont override
1529         existing alignment with a smaller alignment from the mode.
1531 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
1533         * lambda-code.c (lambda_vector_lexico_pos): Moved...
1534         * lambda.h (lambda_vector_lexico_pos): ... here.
1535         * tree-data-ref.c (build_classic_dist_vector): Return false when
1536         the distance vector is lexicographically negative.
1538 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
1540         PR tree-optimization/23511
1541         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't 
1542         handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1544 2005-08-23  Jakub Jelinek  <jakub@redhat.com>
1546         PR tree-optimization/22043
1547         * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1548         * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1549         If ALLOW_FLEXARR, handle types ending with flexible array member.
1550         Pass false as second argument to recursive count_type_elements calls.
1551         (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1552         argument to count_type_elements call.
1553         * tree-sra.c (decide_block_copy): Likewise.
1554         * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1555         for a constant-sized object, set cleared as well.  Pass true as
1556         second argument to count_type_elements call.
1558 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
1560         PR target/21571
1561         * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1562         from legitimate_small_data_p, and make global.  Update use.
1563         Remove forward declaration.
1564         * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1565         Declare.
1566         * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1568 2005-08-23  David Edelsohn  <edelsohn@gnu.org>
1570         * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1571         of scratch intermediates.
1572         (eq<mode>_compare): Same.
1573         (neg_eq0<mode>): New.
1574         (neg_eq<mode>): Convert to define_insn_and_split.
1576 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
1578         PR target/23070
1579         * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1580         stdarg functions, set/clear the fp marker even when no variable
1581         args are passed.
1582         * config/rs6000/sysv4.opt (mprototype): Describe.
1584 2005-08-22  Jakub Jelinek  <jakub@redhat.com>
1586         PR rtl-optimization/23478
1587         * regs.h (reg_info): Add throw_calls_crossed.
1588         (REG_N_THROWING_CALLS_CROSSED): Define.
1589         * flow.c (allocate_reg_life_data): Initialize
1590         REG_N_THROWING_CALLS_CROSSED.
1591         (propagate_one_insn, attempt_auto_inc): Update
1592         REG_N_THROWING_CALLS_CROSSED.
1593         * global.c (global_alloc): Don't allocate pseudos across
1594         calls that may throw.
1596 2005-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
1598         PR c/18715
1599         * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1600         value is inbetween the range if we did not find an exact match.
1602 2005-08-22  Aldy Hernandez  <aldyh@redhat.com>
1604         * doc/invoke.texi (Option Summary): Add ms1 options.
1605         * doc/extend.texi: Document interrupt handler attribute for ms1.
1606         * doc/md.texi: Document ms1 constraints.
1607         * config.gcc: Add ms1-*-elf.
1608         * config/ms1/ms1.h: New.
1609         * config/ms1/ms1.c: New.
1610         * config/ms1/ms1.md: New.
1611         * config/ms1/ms1-protos.h: New.
1612         * config/ms1/ABI.txt: New.
1613         * config/ms1/crti.asm: New.
1614         * config/ms1/crtn.asm: New.
1615         * config/ms1/lib2extra-funcs.c: New.
1616         * config/ms1/t-ms1: New.
1617         * config/ms1/ms1.opt: New.
1619 2005-08-22 Ira Rosen <irar@il.ibm.com>
1621         * config/rs6000/altivec.md (xorv4sf3): New.
1622         (negv4sf2, neg<mode>2): Likewise.
1624 2005-08-21  H.J. Lu  <hongjiu.lu@intel.com>
1626         PR target/23485
1627         * config/ia64/ia64.md (divsi3): Check divide by zero.
1628         (udivsi3): Likewise.
1629         (divdi3): Likewise.
1630         (udivdi3): Likewise.
1632 2005-08-21  Jakub Jelinek  <jakub@redhat.com>
1634         * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1635         up to elem_bitsize bits, not max_bitsize.
1637 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
1639         PR tree-optimization/23433
1640         * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1641         REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1643 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
1645         PR tree-optimization/23434
1646         * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1647         the iteration bound is not an INTEGER_CST.
1649 2005-08-21  Dorit Nuzman  <dorit@il.ibm.com>
1651         * tree-vect-transform.c (get_initial_def_for_reduction): Set
1652         need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1653         NULL if need_epilog_adjust is false.
1654         (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1655         Case 3 always peels first itration, not just for PLUS case, and no need
1656         to use scalar_initial_def here. Create an epilog adjustment only if
1657         scalar_initial_def is not NULL.
1659         (vectorizable_reduction): Remove assert. 
1661 2005-08-20  H.J. Lu  <hongjiu.lu@intel.com>
1663         PR target/23485
1664         * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1665         (__moddi3): Likewise.
1666         (__udivdi3): Likewise.
1667         (__umoddi3): Likewise.
1668         (__divsi3): Likewise.
1669         (__modsi3): Likewise.
1670         (__udivsi3): Likewise.
1671         (__umodsi3): Likewise.
1673 2005-08-20  Jakub Jelinek  <jakub@redhat.com>
1675         * tree-pass.h (TDF_GRAPH): Define.
1676         * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1677         * passes.c (finish_optimization_passes): Only call
1678         finish_graph_dump_file if TDF_GRAPH is set.
1679         (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1680         NULL.  Set TDF_GRAPH bit.
1681         (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1683 2005-08-20  Richard Earnshaw  <richard.earnshaw@arm.com>
1685         * arm.h (arm_stack_offsets): Add locals_base field.
1686         * arm.c (arm_get_frame_offsets): Compute it.
1687         (thumb_compute_initial_elimination offset): Make the Thumb frame
1688         pointer point to the base of the local variables.
1689         (thumb_expand_prologue): Update accordingly.
1690         (thumb_expand_epilogue): Likewise.
1692         * arm.md (thumb_movhi_clobber): Make this insn a define_expand.  Change
1693         mode of clobbered scratch to DImode.  Handle a case that's known to
1694         need this.
1696 2005-08-19  David Edelsohn  <edelsohn@gnu.org>
1698         * config/rs6000/rs6000.md (gt0<mode>): Delete.
1699         (gt0<mode>_compare): Delete.
1700         (neg_gt0<mode>): Delete.
1702 2005-08-19  Eric Christopher  <echristo@apple.com>
1704         * optabs.h: Change CTI_ to COI_.
1705         * optabs.c: Ditto.
1707 2005-08-19  James E Wilson  <wilson@specifix.com>
1709         * builtins.c (expand_builtin_return_addr): Set
1710         current_function_accesses_prior_frames when count != 0.  Use
1711         frame_pointer_rtx when count == 0.
1712         * function.h (struct function): Add accesses_prior_frames field.
1713         (current_function_accesses_prior_frames): Define.
1714         * reload1.c (init_elim_table): Check
1715         current_function_accesses_prior_frames.
1716         * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1718 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
1720         * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1721         indicator.  Return true if the flowgraph changed during
1722         cleanup.
1724 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
1726         PR 23476
1727         * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1728         conditional expression before testing its value.
1730 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
1732         * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1734 2005-08-19  Devang Patel  <dpatel@apple.com>
1736         PR tree-optimization/23048
1737         * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1738         third parameter. Check whether latch is dominated by exit
1739         block or not.
1740         (if_convertible_loop_p): Supply exit block itself to
1741         if_convertible_bb_p.
1743 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
1745         PR target/23473
1746         * arm.md (arm_load_pic_register): Change argument to the mask of
1747         saved registers.  Call thumb_find_work_register if we need a
1748         scratch register on Thumb.
1749         (arm_expand_prologue): Pass empty register set to
1750         arm_load_pic_register.
1751         (thumb_expand_prologue): Pass live_regs_mask directly to
1752         arm_load_pic_register.
1753         * arm-protos.h (arm_load_pic_register): Update prototype.
1755 2005-08-19  J"orn Rennecke <joern.rennecke@st.com>
1757         * sh.c (find_sole_member): New function.
1758         (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1759         if the record's alignment is larger than the size of its only member.
1761 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
1763         PR target/23436
1764         * arm.c (thumb_legitimize_reload_address): New function.
1765         * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1766         * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1768 2005-08-19  Paul Woegerer  <paul.woegerer@nsc.com>
1770         * config/crx/crx.c: Implement crx_decompose_address. Reject
1771         symbolic displacements since CRX register relative adressing
1772         mode can't handle unsigned 32-bit values as displacements.
1773         * config/crx/crx.h: Simplify definitions, remove redundant
1774         parenthesis and obsolete macros.
1775         * config/crx/crx.opt: Add new switch for debugging addresses.
1776         * config/crx/crx-protos.h: Add new declarations for above.
1778 2005-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
1780         PR middle-end/20624
1781         * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1782         looking past it.
1784 2005-08-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1786         * collect2.c (dup2): Delete.
1787         * configure.ac: Don't check for dup2.
1789         * config.in, configure: Regenerate.
1791 2005-08-18  J"orn Rennecke <joern.rennecke@st.com>
1793         * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1794         record with the type of its only member.
1796 2005-08-18  David Edelsohn  <edelsohn@gnu.org>
1798         * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1799         define_insn_and_split.
1800         (plus_ltu<mode>_compare): Same.
1801         (gtu<mode>_compare): Same.
1802         (plus_gtu<mode>_compare): Same.
1804 2005-08-18  Dorit Nuzman  <dorit@il.ibm.com>
1806         PR tree-optimization/22228
1807         * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1808         todo_flags_start.
1809         * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1810         are recorded in vect_vnames_to_rename for renaming.
1811         * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1812         (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1813         in vect_vnames_to_rename.
1814         (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1815         * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1817 2005-08-18  Jan Hubicka  <jh@suse.cz>
1819         PR c++/22034
1820         * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1821         info only for local statics, not for member variables.
1823 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1825         * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1827 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1829         * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1831 2005-08-18  Andrew Pinski  <pinskia@physics.uc.edu>
1833         PR middle-end/16045
1834         * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1836 2005-08-17  James E Wilson  <wilson@specifix.com>
1838         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1839         array size check.
1841 2005-08-17  David Edelsohn  <edelsohn@gnu.org>
1843         * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1844         (leu<mode>_compare): Same.
1845         (plus_leu<mode>): Same.
1846         (neg_leu<mode>): Same.
1847         (and_neg_leu<mode): Same.
1848         (ltu<mode>_compare): Same.
1849         (plus_ltu<mode>): Same.
1850         (geu<mode>): Same.
1851         (geu<mode>_compare): Same.
1852         (plus_geu<mode>): Same.
1853         (neg_geu<mode>): Same.
1854         (and_neg_geu<mode>): Same.
1855         (plus_gt<mode>): Same.
1856         (gtu<mode>_compare): Same.
1857         (plus_gtu<mode>): Same.
1859 2005-08-17  Erik Christiansen  <erik@dd.nec.com.au>
1861         * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1862         Move call_table_data to end.  Delete spurious .text.
1863         (callt_save_all_interrupt): Fix comment typo.
1865 2005-08-17  James E Wilson  <wilson@specifix.com>
1866             Kevin Winchester  <winchester@amirix.com>
1868         PR target/21684
1869         * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1871 2005-08-17  Uros Bizjak  <uros@kss-loka.si>
1873         PR target/23268
1874         * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1875         ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1877 2005-08-17  J"orn Rennecke <joern.rennecke@st.com>
1879         * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1880         record with the type of its only member if the modes don't match.
1882         * varasm.c (decode_reg_name): Skip empty additional register names.
1884 2005-08-16  Zdenek Dvorak  <dvorakz@suse.cz>
1886         * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1887         lsm_tmp_name_length): New.
1888         (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1889         (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1891 2005-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1892             Andreas Krebbel  <krebbel1@de.ibm.com>
1894         * config.gcc: Added z9-109 switch.
1895         * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1896         "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1897         "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1898         "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1899         "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1900         for "z9_109" cpu attribute.
1901         * config/s390/s390.c (z9_109_cost): New processor cost structure.
1902         (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1903         (s390_handle_arch_option): Added z9-109 switch.
1904         (override_options): Set respective cost function for z9-109.
1905         (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1906         (legitimate_reload_constant_p): Accept extended immediates.
1907         (print_operand): Three new output modifiers added: k, m and o.
1908         (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1909         (s390_output_mi_thunk): Use extended immediate when possible.
1910         * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1911         (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1912         (CONSTRAINT_LEN): Added length of O constraint.
1913         (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1914         * config/s390/s390.md ("cpu"): New value z9_109 added.
1915         ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1916         "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1917         "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1918         "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1919         "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1920         ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1921         "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1922         "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1923         ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1924         "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1925         "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1926         "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1927         "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1928         "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1929         "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1930         immediates.
1931         ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1932         "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1933         insns for TARGET_EXTIMM.
1935 2005-08-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1937         * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1939 2005-08-17  Nick Clifton  <nickc@redhat.com>
1941         * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1942         Call default_encode_section_info.
1944 2005-08-17  Steven Bosscher  <stevenb@suse.de>
1946         PR tree-optimization/21574
1947         * tree-ssa-ccp.c (likely_value): If the right hand side is a
1948         constant, return CONSTANT.
1949         (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1950         (ccp_fold, visit_assignment): Likewise.
1951         (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1953 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
1955         * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1956         fold_buildN instead of buildN then fold_initializer or fold.
1957         (build_unary_op): Likewise.
1958         (build_binary_op): Likewise.
1959         * fold-const.c (fold_initializer): Remove.
1960         (fold_build1_initializer): New function.
1961         (fold_build2_initializer): New function.
1962         (fold_build3_initializer): New function.
1963         * tree.h (fold_initializer): Remove.
1964         (fold_build1_initializer): New function.
1965         (fold_build2_initializer): New function.
1966         (fold_build3_initializer): New function.
1968 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
1970         * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1971         (try_move_mult_to_index): Call fold_build2 instead of build2.
1972         (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1973         * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1974         fold_binary_to_constant.
1975         (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1976         fold (build.
1977         * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1978         check if A == gcd (A, B).  Remove TYPE argument.
1979         (analyze_offset) Use fold_build2 instead of fold (build.
1980         (create_data_ref): Likewise.
1981         (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1982         * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1983         then fold.
1985 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
1987         * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1988         ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1990 2005-08-16  Andrew Pinski  <pinskia@physics.uc.edu>
1992         PR tree-opt/23402
1993         * gimplify.c (zero_sized_type): New function.
1994         (gimplify_modify_expr_rhs): If we have a zero sized type,
1995         replace the statement with an empty statement.
1997 2005-08-16  H.J. Lu  <hongjiu.lu@intel.com>
1999         * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
2000         fxsave.
2002 2005-08-16  Ian Lance Taylor  <ian@airs.com>
2004         * doc/tm.texi (Label Output): Correct typo.
2006 2005-08-16  Steven Bosscher  <stevenb@suse.de>
2008         PR target/23376
2009         * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
2010         force_operand will work later on using have_insn_for.
2012 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2014         * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2016 2005-08-16  Ian Lance Taylor  <ian@airs.com>
2018         PR c++/23337
2019         * gimplify.c (gimplify_init_ctor_eval): If we see an element of
2020         vector type, don't try to construct it element by element.  Add an
2021         assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2023 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2025         * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2027 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
2029         * doc/invoke.texi (Precompiled Headers): Document some more options
2030         which are known to be safe.
2032 2005-08-16  James E Wilson  <wilson@specifix.com>
2034         PR tree-optimization/21105
2035         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
2036         TREE_OVERFLOW check.
2038 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
2040         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
2041         (neg_ltu<mode>): Same.
2042         (gtu<mode>): Same.
2043         (neg_gtu<mode>): Same.
2045 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2047         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
2048         (fold_builtin_isdigit): Use fold_buildN.
2049         (build_function_call_expr): Likewise.
2050         * c-typeck.c (c_finish_loop): Likewise.
2052 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
2053             Richard Shann <rshann@superh.com>
2055         PR middle-end/20396:
2056         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2058 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
2060         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2062 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
2064         PR target/23355
2065         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
2066         arm_compure_save_reg0_reg12_mask to determine when the PIC register
2067         must be saved.
2069 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2071         PR middle-end/23369
2072         * fold-const.c (build_range_check): Disable optimization for function
2073         pointer expressions on targets that require function pointer
2074         canonicalization.
2076 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
2078         * simplify-rtx.c (simplify_const_relational_operation): When
2079         extracting arguments of a COMPARE, recompute the mode as well.
2081 2005-08-15  Ian Lance Taylor  <ian@airs.com>
2083         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2085 2005-08-15  DJ Delorie  <dj@redhat.com>
2087         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
2088         the stack.
2089         (movsi_splittable): Allow, but split, moves to the stack.
2090         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
2091         stack.
2093 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2095         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
2096         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
2097         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
2099         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
2100         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
2101         Delete HOST_PTR_PRINTF.
2103         * configure, config.in: Regenerate.
2105 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
2107         * config/rs6000/rs6000.md (QHSI): New mode macro.
2108         (wd): Extend mode attr for QImode and HImode
2109         (dbits): New mode attr.
2110         (zero_extend<mode>di2): Convert to mode macro.
2112 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
2114         PR target/21841
2115         * doc/invoke.texi (-mgnu-ld): Update description.
2116         (-mhp-ld): Ditto.
2118 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
2120         PR 23391
2121         * Makefile.in (tree-chrec.o): Depends on real.h.
2122         * tree-chrec.c: Include real.h.
2123         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
2124         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
2125         * tree-scalar-evolution.c (add_to_evolution_1,
2126         interpret_rhs_modify_expr): Ditto.
2128 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
2130         PR 23386
2131         * tree-data-ref.c (estimate_niter_from_size_of_data): When
2132         step is negative compute the estimation from init downwards to zero.
2134 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
2136         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
2138 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
2140         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
2141         constraint.
2142         (legitimate_reload_constant_p): Fix handling of lliXX operands.
2143         Accept double-word constants that can be split.
2144         * config/s390/s390.md ("movti"): Use 'P' constraint.
2145         ("*movdi_31", "*movdf_31"): Likewise.
2147 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
2149         Fix PR tree-optimization/22615
2151         * tree-ssa-structalias.c (solution_set_add): Handle
2152         first_vi_for_offset returning NULL.
2153         (do_da_constraint): Ditto.
2154         (do_sd_constraint): Ditto.
2155         (do_ds_constraint): Ditto
2156         (find_func_aliases): Ditto.
2157         (build_constraint_graph): RHS is allowed be ANYTHING.
2158         (first_vi_for_offset): Return NULL if we couldn't find anything at
2159         the offset.
2161 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
2163         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
2164         over memory as first operand.
2166 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
2168         PR target/23360
2169         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
2170         available for setting it.
2172 2005-08-14  Ira Rosen  <irar@il.ibm.com>
2174         PR tree-optimization/23320
2175         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
2176         data-refs' types instead of base object nullness. Add check for
2177         pointer type data-refs before first location comparison. Remove
2178         assert.
2180 2005-08-14  Andreas Schwab  <schwab@suse.de>
2182         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
2184 2005-08-13  James E Wilson  <wilson@specifix.com>
2186         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
2187         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
2188         -fstack-protector-all, --param ssp-buffer-size): Document.
2189         (-Wvariadic-macros): Alphabetize.
2190         (-fsched-stalled-insns-dep): Add missing 'f'.
2192         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
2193         macros.
2195 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
2197         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
2198         or indirect address operand.
2199         (EXTRA_ADDRESS_CONSTRAINT): New.
2200         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2202 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
2204         PR tree-optimization/22236
2205         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
2206         successors and predecessors.
2207         * tree-chrec.c (chrec_convert): Before converting, check that
2208         sequences don't wrap.
2209         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
2210         (analyze_array): Extern.
2211         (find_data_references_in_loop): Remove call to
2212         compute_estimated_nb_iterations.
2213         * tree-data-ref.h (analyze_array): Declared.
2214         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
2215         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
2216         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
2217         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
2218         condition.
2219         * tree-ssa-loop-ivcanon.c: Fix documentation.
2220         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
2221         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
2222         (infer_loop_bounds_from_undefined): New.
2223         (estimate_numbers_of_iterations_loop): Use
2224         infer_loop_bounds_from_undefined.
2225         (used_in_pointer_arithmetic_p): New.
2226         (scev_probably_wraps_p): Pass an extra parameter.  Call
2227         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
2228         (convert_step): Fix documentation.
2229         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2230         Use initial_condition_in_loop_num and evolution_part_in_loop_num
2231         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
2232         scev_probably_wraps_p.
2234 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
2236         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2237         (s390_register_info): Ignore clobbered_regs information for fixed
2238         registers, and only fixed registers.
2239         (s390_init_frame_layout): Remove redundant call.
2241 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
2243         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2244         description of -Wold-style-casts.
2246 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2247             Jakub Jelinek  <jakub@redhat.com>
2249         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2250         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2251         * config/s390/s390.c (print_operand): New output modifier 'G' added.
2252         (get_thread_pointer): Renamed to s390_get_thread_pointer.
2253         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2254         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2255         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2256         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2257         ("stack_protect_set", "stack_protect_test"): New expanders.
2258         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2259         "stack_protect_testdi"): New insn definitions.
2261 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2263         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2265 2005-08-12  Paul Brook  <paul@codesourcery.com>
2267         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2269 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2271         * config/s390/predicates.md (setmem_operand): New predicate.
2272         (shift_count_operand): Accept ANDs with special constants as
2273         operand.
2274         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2275         with special constants.
2276         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2277         shift_count_operand with setmem_operand.
2279 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2281         * config/s390/s390.c (s390_extract_part, s390_single_part):
2282         Type cast added.
2283         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2284         (s390_output_mi_thunk): Don't use lg on 31 bit.
2285         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2286         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2288 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2290         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2291         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2292         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2293         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2294         with one of the new macros.
2296 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2298         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2299         Don't set save_return_addr_p.
2300         (s390_register_info): Make clobbered_regs not depending on
2301         save_return_addr_p.
2303 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
2305         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2306         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2308 2005-08-11  James E. Wilson  <wilson@specifix.com>
2310         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2312 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
2314         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2315         locations gathered by var-tracking in single entry loc_list
2316         over loc_descriptor_from_tree.
2318         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2319         pass it down to loc_descriptor.
2320         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2321         (containing_function_has_frame_base): Move earlier in the file.
2322         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2323         instead of always assuming fbreg can't be used.
2325 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
2327         * config/rs6000/altivec.md: Change constraint "m" to "Z".
2328         * config/rs6000/predicates.md (indexed_or_indirect_operand):
2329         Accept address wrapped in AND for Altivec.
2330         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2331         Strip AND wrapping offset address for Altivec.
2333 2005-08-11  Richard Henderson  <rth@redhat.com>
2335         PR middle-end/23312
2336         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2337         before using TYPE_IS_SIZETYPE.
2339 2005-08-11  Richard Henderson  <rth@redhat.com>
2341         PR target/22225
2342         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2343         insn types not present on ev4.
2344         (alphaev5_insn_pipe): Similarly.
2346 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
2348         PR target/23250
2349         * arm.c (arm_override_options): If the user has selected callee-super-
2350         interworking, then enable normal interworking.
2352 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2354         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2355         redefinition.
2357 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
2359         * doc/rtl.texi: Fix two typos.
2361 2005-08-11  Richard Guenther  <rguenther@suse.de>
2363         PR target/23289
2364         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2365         cases where we call to/from functions returning void.
2367 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
2369         PR c++/23225
2370         * tree.c (build_pointer_type_for_mode): Robustify.
2372 2005-08-10  James E Wilson  <wilson@specifix.com>
2374         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2375         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2377         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2378         "cum->".
2380 2005-08-10  Eric Christopher  <echristo@apple.com>
2382         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2383         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2384         V2DFmode.
2386 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
2388         PR target/21887
2389         * config/darwin.c (machopic_indirect_data_reference): Use a new register
2390         for the high part when generating dynamic-no-pic code.
2392 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
2394         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2395         (x86_64-*-linux*): Likewise.
2397         * config/i386/crtfastmath.c: New file.
2398         * config/i386/t-crtfm: Likewise.
2400         * config/i386/linux.h (ENDFILE_SPEC): New.
2401         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2403         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2404         crtfastmath.o.
2406 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
2408         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2409         (vec_shl, vec_shr): Document new operations.
2410         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2412 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
2414         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2415         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2416         change predicate to indexed_or_indirect_address.
2418 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
2420         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2421         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2422         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2423         and __aeabi_uwrite8.
2424         * config/arm/unaligned-funcs.c: New file.
2425         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2427 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
2429         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2430         Add dump.
2431         * cfglayout.c (pass_insn_locators_initialize): Add dump.
2432         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2433         Add dump.
2434         * except.c (pass_convert_to_eh_region_ranges): Add dump.
2435         * final.c (pass_shorten_branches): Add dump.
2436         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2437         (pass_life): Rename dump.
2438         (rest_of_handle_flow2): Remove initial verify_flow_info.
2439         * function.c (pass_instantiate_virtual_regs): Add dump.
2440         * integrate.c (pass_initial_value_sets): Add dump.
2441         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2442         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2443         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2444         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2445         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2446         gate_rtl_unrool_and_peel_loops): New.
2447         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2448         rtl_doloop): Do not look at flags.
2449         * mode-switching.c (pass_mode_switching): Add dump.
2450         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2451         pass_split_before_regstack): Add dump.
2452         * regmove.c (pass_stack_adjustments): Add dump.
2453         * tree-optimize.c (pass_fixup_cfg): Add dump.
2455 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2457         PR 23309
2458         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2459         deciding which instruction sequence to use.
2461 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
2463         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2464         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2466 2005-08-09  Richard Guenther  <rguenther@suse.de>
2468         * c-common.c (builtin_function_2): Remove.
2469         (def_builtin_1): New function.
2470         (c_common_nodes_and_builtins): Use def_builtin_1 to
2471         build builtin functions.
2473 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
2475         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2476         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2477         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2478         Visual DSP.
2480 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
2482         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2483         fold_binary instead of fold_build2 since we don't care about the
2484         resulting tree.
2485         (loop_niter_by_eval): Likewise.
2486         (compare_trees): Likewise.
2487         (proved_non_wrapping_p): Likewise.
2489 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
2491         PR c/23161
2492         PR c/23165
2493         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2494         if the if is really empty.
2496 2005-08-09  Steven Bosscher  <stevenb@suse.de>
2498         PR tree-optimization/23234
2499         * tree-ssa-math-opts.c (place_reciprocal): New enum.
2500         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2501         argument of the new enum.
2502         (execute_cse_reciprocals): Add reciprocals for function arguments
2503         on the unique successor edge of the entry block.  Update other calls
2504         to execute_cse_reciprocals_1.
2506 2005-08-08  Richard Henderson  <rth@redhat.com>
2508         PR 22439
2509         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2511 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
2513         * expr.c (write_complex_part): Return after handling MEM.
2515 2005-08-08  Josh Conner  <jconner@apple.com>
2517         PR rtl-optimization/23241
2518         * combine.c (simplify_comparison): Fix error in determining
2519         whether to lift a subreg from comparison.
2521 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
2523         PR target/18506
2524         * config/rs6000/altivec.md (vec_init<mode>): New.
2525         (vec_set<mode>): New.
2526         (vec_extract<mode>): New.
2527         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2528         (rs6000_expand_vector_set): New.
2529         (rs6000_expand_vector_extract): New.
2530         (rs6000_legitimate_offset_address_p): Offset addresses are valid
2531         for Altivec modes before reload.
2532         (altivec_expand_vec_init_builtin): New.
2533         (get_element_number): New.
2534         (altivec_expand_vec_set_builtin): New.
2535         (altivec_expand_vec_ext_builtin): New.
2536         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2537         builtins.
2538         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2539         builtins.
2540         * config/rs6000/rs6000.h (rs6000_builtins): Add
2541         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2542         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2543         * config/rs6000/rs6000-protos.h: Declare new functions.
2545 2005-08-08  Jan Hubicka  <jh@suse.cz>
2547         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2548         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2549         * i386.md (movdi*): Use pic_32bit_operand.
2550         * predicates.md (pic_32bit_operand): New.
2552 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
2554         PR c++/21166
2555         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2557 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
2559         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2560         (test_for_singularity): Use fold_build2.
2562 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2564         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2566 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
2568         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2569         (COMMON_ASM_OP) Define.
2570         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2571         (ix86_encode_section_info): Likewise.
2572         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2573         SUBTARGET_ENCODE_SECTION_INFO.
2575 2005-08-06  Richard Henderson  <rth@redhat.com>
2577         PR 21894
2578         * tree-nested.c (convert_local_reference): Save and restore val_only
2579         around component_ref and friends.  Clear walk_subtrees by default.
2581 2005-08-06  Peter O'Gorman  <peter@pogma.com>
2583         PR 21366
2584         * gcc.c (process_command): Check the argument to -b has a dash.
2585         * doc/invoke.texi: Update -b and -V docs.
2587 2005-08-06  James E Wilson  <wilson@specifix.com>
2589         * config/mips/cross64.h, config/mips/t-cross64: Delete.
2591 2005-08-06  Michael Matz  <matz@suse.de>
2593         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2594         member only if only one insn is associated with the value.
2596 2005-08-06  Nick Clifton  <nickc@redhat.com>
2598         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2599         New define.
2600         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2601         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2602         Check symbol flags instead of symbol name mangling.
2603         (xstormy16_asm_output_aligned_common): Likewise.  Also
2604         simplify code since the bss100_section cass is the only case
2605         where the below100 code will be triggered.
2606         (xstormy16_encode_section_info): Encode below100 attribute
2607         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2608         the name.
2609         (xstormy16_strip_name_encoding): Delete - this function is no
2610         longer needed.
2611         (TARGET_STRIP_NAME_ENCODING): Undefine.
2612         * config/stormy16/stormy16-protos.h: Delete prototype for
2613         xstormy16_strip_name_encoding.
2615 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
2617         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2618         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2619         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2620         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2621         config/alpha/predicates.md, config/arc/arc.h,
2622         config/arm/arm.h, config/arm/ieee754-df.S,
2623         config/arm/ieee754-sf.S, config/bfin/bfin.c,
2624         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2625         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2626         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2627         config/m68hc11/m68hc11.h, config/mips/mips.c,
2628         config/mips/mips.h, config/mips/openbsd.h,
2629         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2630         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2631         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2632         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2633         config/sparc/linux.h, config/sparc/linux64.h,
2634         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2635         doc/extend.texi, doc/gcov.texi, doc/install.texi,
2636         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2637         typos.  Follow spelling conventions.
2639 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
2641         PR c/23113
2642         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2643         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2644         specially.  Check for side effects only for COND_EXPR.
2645         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2646         return with TREE_NO_WARNING.
2648 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
2650         PR rtl-optimization/23233
2651         * loop.c (combine_movables): Require the modes to be the same.
2652         (move_movables): Remove handling of cases where the replacement
2653         had a different mode to the original.
2655 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
2657         PR tree-optimization/23128
2658         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2659         subtraction wrap, and set TREE_OVERFLOW if they do.
2661 2005-08-05  Richard Henderson  <rth@redhat.com>
2663         PR 21728
2664         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2665         FORCED_LABEL labels.
2667 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
2669         PR middle-end/23135
2670         * reload.c (find_reloads_subreg_address): Pass down TYPE
2671         unchanged.  Change all callers except find_reloads_toplev.
2673 2005-08-05  Michael Matz  <matz@suse.de>
2675         * genattrtab.c (current_alternative_string): Remove.
2676         (SIMPLIFY_ALTERNATIVE): Ditto.
2677         (attr_alt_bit_p): Ditto.
2678         (alternative_name): Make const char *.
2679         (evaluate_eq_attr): Remove use of above things.
2680         (simplify_test_exp): Ditto.
2681         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2682         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2684 2005-08-04  James E Wilson  <wilson@specifix.com>
2686         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2687         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2688         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2689         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2690         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2692 2005-08-04  Richard Henderson  <rth@redhat.com>
2694         PR 21529
2695         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2696         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2697         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
2698         if we'd have to instantiate too many members.
2700 2005-08-04  Richard Henderson  <rth@redhat.com>
2702         PR 21291
2703         * tree-outof-ssa.c (coalesce_asm_operands): New.
2704         (coalesce_ssa_name): Use it.  Split out ...
2705         (coalesce_phi_operands, coalesce_result_decls): ... these.
2707 2005-08-04  Paul Brook  <paul@codesourcery.com>
2709         * read-rtl.c (read_quoted_string): Break if EOF.
2711 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
2713         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2714         (fold_build2): Likewise.
2715         (fold_build3): Likewise.
2716         (fold_build1_stat): New function prototype.
2717         (fold_build2_stat): Likewise.
2718         (fold_build3_stat): Likewise.
2719         * fold-const.c (fold_build1): Rename to ..
2720         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
2721         through to build1_stat.
2722         (fold_build2): Rename to ..
2723         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
2724         through to build2_stat.
2725         (fold_build3): Rename to ..
2726         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
2727         through to build3_stat.
2729 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
2730             Ian Lance Taylor  <ian@airs.com>
2732         * function.c (assign_stack_local_1): Do not correct stack slot
2733         address if allocation size is smaller than mode size.
2735 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
2737         PR 22037
2738         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2739         (tree_merge_blocks): Propagate anything allowed by
2740         may_propagate_copy.
2741         Clarify documentation.
2742         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2743         SSA form, schedule an update if necessary.
2745 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
2747         * doc/install.texi (Binaries): Remove broken link to
2748         Sinix/Reliant Unix binaries.
2750 2005-08-03  Richard Henderson  <rth@redhat.com>
2752         PR 23221
2753         * function.c (stack_protect_epilogue): Export.
2754         * tree.h (stack_protect_epilogue): Declare.
2755         * calls.c (expand_call): Call it.
2757 2005-08-03  Eric Christopher  <echristo@apple.com>
2759         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2760         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2761         spec.
2763 2005-08-04  Jan Hubicka  <jh@suse.cz>
2765         * profile.c (branch_prob): Split edges with goto locus on them
2766         to get proper line counts.
2767         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2769 2005-08-03  Paul Brook  <paul@codesourcery.com>
2771         * function.c (assign_parms): Round current_function_args_size
2772         to PARM_BOUNDARY, not STACK_BOUNDARY.
2774 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
2776         * config/i386/i386.c (x86_elf_aligned_common)
2777         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2779 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
2781         PR tree-optimization/23157
2782         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2783         before emitting them.
2785 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2787         PR tree-optimization/19899
2788         * Makefile.in (tree-scalar-evolution.o): Add real.h.
2789         * tree-scalar-evolution.c: Include real.h.
2790         (add_to_evolution): Build constant -1 of correct type.
2792 2005-08-03  Jan Hubicka  <jh@suse.cz>
2794         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2795         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2796         profile updating for complette unrolling.
2797         * loop-unroll.c (peel_loop_completely): Use it.
2798         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2799         (tree_unroll_loops_completely): Disable code growing unrolling of cold
2800         loops.
2802 2005-08-03  Paul Brook  <paul@codesourcery.com>
2804         * combine.c (can_change_dest_mode): New function.
2805         (try_combine, simplify_set): Use it.
2807 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
2809         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2810         TFmode to BLKmode.
2812 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
2814         * doc/install.texi (Specific): Adjust link to openavr.org.
2815         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2816         (Binaries): Adjust HP-UX Porting Center link.
2817         (Binaries): Adjust Free Software Foundation ordering link.
2819 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
2821         * convert.c (convert_to_integer): Use fold_build1 instead of
2822         build1 when converting an integer to an integer.
2824 2005-08-02  Richard Henderson  <rth@redhat.com>
2826         * combine.c (combine_instructions): Don't use reg_equal/equiv
2827         results if the mode doesn't match.
2829 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
2831         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2832         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2834 2005-08-02  Richard Henderson  <rth@redhat.com>
2836         PR 23196
2837         * explow.c (memory_address): Remove special-case for
2838         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2840 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
2842         PR 23164
2843         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2844         number of calls to cleanup_tree_cfg_1.
2846 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
2848         * doc/invoke.texi: document file extensions .F90 and .F95
2850 2005-08-02  Richard Guenther  <rguenther@suse.de>
2852         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2853         positive if its first argument is positive.
2855 2005-08-02  Richard Guenther  <rguenther@suse.de>
2857         PR tree-optimization/23177
2858         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2859         on TMR_TAG.
2861 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
2863         PR tree-optimization/23129
2864         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2865         varying for divisions with anti-ranges.
2867 2005-08-02  Jan Hubicka  <jh@suse.cz>
2869         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2870         * tree-ssa-threadupdate.c (thread_block): Add it here.
2872 2005-08-01  James E Wilson  <wilson@specifix.com>
2874         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2875         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2876         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2877         New.
2878         * config/mips/predicates.md (const_call_insn_operand): Add check for
2879         SYMBOL_REF_LONG_CALL_P.
2880         * doc/extend.texi (long_call): Document the new attribute.
2882 2005-08-01  Ian Lance Taylor  <ian@airs.com>
2883             Richard Henderson  <rth@redhat.com>
2885         * Makefile.in (RTL_BASE_H): Add real.h.
2886         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2887         instead of memcpy.
2888         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2889         directly.
2890         * rtl.c (rtl_check_failed_code_mode): New.
2891         * rtl.h (struct rtx_def): Add u.rv.
2892         (XCMWINT, XCNMPRV): New.
2893         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2894         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2896 2005-08-01  Richard Henderson  <rth@redhat.com>
2898         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2899         with auto-inc codes.
2901         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2903 2005-08-01  Jan Hubicka  <jh@suse.cz>
2905         * i386-protos.h (asm_preferred_eh_data_format): Declare.
2906         * i386.c: Include dwarf2.h
2907         (asm_preferred_eh_data_format): New.
2908         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2910 2005-08-01  Ian Lance Taylor  <ian@airs.com>
2912         * config/host-linux.c (linux_gt_pch_get_address): Add new name
2913         randomize_va_space for virtual address randomization control.
2915 2005-08-01  Steven Bosscher  <stevenb@suse.de>
2917         * common.opt (flag_ipa_cp): Put in right place to maintain
2918         alphabetic sort.
2920 2005-08-01  Jan Hubicka  <jh@suse.cz>
2922         * profile.c (compute_value_histograms): Fix thinko.
2923         * value-prof.c: Include toplev.h
2924         (check_counter): New function.
2925         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2926         tree_mod_subtract_transform): Add sanity check.
2928 2005-08-01  Richard Guenther  <rguenther@suse.de>
2930         PR tree-optimization/23133
2931         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2932         current functions parameter decls to find defs to cse
2933         reciprocals of.
2935 2005-08-01  Richard Guenther  <rguenther@suse.de>
2937         PR tree-optimization/23109
2938         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2939         If trapping math is in effect, use post-dominator information
2940         to check if we'd in any case reach a trapping point before
2941         doing the reciprocal insertion.
2942         (execute_cse_reciprocals): Compute post-dominators, if necessary.
2943         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2944         expressions are invariant only if trapping math is not in effect.
2946 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
2948         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2949         cgraph_function_versioning): New declarations.
2950         * cgraphunit.c: Add include to ipa-prop.h.
2951         (update_call_expr, cgraph_copy_node_for_versioning,
2952         cgraph_function_versioning): New functions.
2953         * integrate.c (copy_decl_for_inlining): Remove.
2954         * ipa-prop.h (ipa_replace_map): New struct.
2955         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2956         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2957         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2958         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2959         ipcp_iterate_stage, ipcp_method_scale_print,
2960         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2961         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2962         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2963         ipcp_update_bb_counts, ipcp_update_profiling,
2964         ipcp_update_edges_counts): New functions.
2965         (ipcp_method_cval_init): Remove restriction regarding local methods.
2966         (ipcp_init_stage): Add ipcp_method_compute_scale.
2967         (ipcp_insert_stage): Add versioning.
2968         (ipcp_structures_print): Add ipcp_method_scale_print.
2969         (ipcp_driver): Dump profiling info.
2970         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2971         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2972         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2973         (struct inline_data): Add versioning_p, ipa_info, new fields.
2974         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2975         declare_return_variable): Replace calls to copy_decl_for_inlining with
2976         copy_decl_for_dup.
2977         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2978         versioning support.
2979         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2980         Add argument VERSIONING.
2981         (copy_arguments_for_versioning, copy_static_chain,
2982         function_versionable_p, tree_versionable_function_p,
2983         tree_function_versioning, replace_ref_tree): New functions.
2984         * tree-inline.h: Include varray.h.
2985         (tree_versionable_function_p,  tree_function_versioning,
2986         tree copy_decl_for_dup): New declarations.
2988 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
2990         * ipa-cp.c: New file. Contains IPCP specific functionality.
2991         * ipa-prop.h: New file. Contains structures/definitions that can be
2992         used by several interprocedural data flow optimizations (and also IPCP).
2993         * ipa-prop.c: New file.
2994         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2995         * common.opt: Add ipa-cp flag.
2996         * timevar.def: Add IPCP optimization.
2997         * tree-optimize.c (init_tree_optimization_passes): Schedule
2998         pass_ipa_cp.
2999         * tree-pass.h (pass_ipa_cp): Declare.
3001 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
3003         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
3004         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
3005         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
3006         config/i386/i386.c, config/mips/mips.h,
3007         config/rs6000/rs6000.h, config/sh/sh.c,
3008         config/stormy16/stormy16.c: Fix comment typos.
3010 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
3012         PR c/22311
3013         * c-typeck.c (build_binary_op): Use common_type wrapper on
3014         shortened types.
3015         (common_type): Update comment.
3017 2005-07-31  Steven Bosscher  <stevenb@suse.de>
3019         PR target/23095
3020         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
3021         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
3022         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
3024 2005-07-31  Jan Hubicka  <jh@suse.cz>
3026         * pretty-print.h (pp_widest_integer): New macro.
3027         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
3028         counts.
3030 2005-07-31  Jan Hubicka  <jh@suse.cz>
3032         * output.h (enum section_category): Export from varasm.c
3033         (categorize_decl_for_section): Likewise.
3034         * varasm.c (enum section_category): Kill.
3035         (categorize_decl_for_section): Make global.
3036         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
3037         Declare.
3038         * i386.c (ix86_section_threshold): New static variable.
3039         (ix86_in_large_data_p, ix86_encode_section_info,
3040         x86_64_elf_unique_section,
3041         x86_64_elf_select_section): New functions.
3042         (TARGET_ENCODE_SECTION_INFO): Define
3043         (override_options): Enable medium model for PIC.
3044         (ix86_expand_prologue): Expand gen_set_got_rex64.
3045         (legitimate_constant_p): Handle new UNSPECs.
3046         (legitimate_pic_address_disp_p): Likewise.
3047         (legitimize_pic_address): Lower MEDIUM model addressing.
3048         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
3049         (enum cmodel): Add MEDIUM_PIC.
3050         (SYMBOL_REF_FAR_ADDR_P): New macro.
3051         (SYMBOL_FLAG_FAR_ADDR): New flag.
3052         * i386.md (movdi): Support medium model.
3053         (set_got_rex64): New pattern.
3054         * i386.opt (mlarge-data-threshold): New flag.
3055         * predicates.md (zext_operand/sext_operand): Deal with medium model.
3056         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
3057         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
3058         TARGET_ASM_UNIQUE_SECTION): New.
3060         * invoke.texi (-mlarge_data_threshold): Document
3062 2005-07-31  Jan Hubicka  <jh@suse.cz>
3064         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
3065         (coalesce_vars): Likewise.
3066         * tree-ssa-live.c (coalesce_cost): New.
3067         (build_tree_conflict_graph): Use coalesce_cost.
3068         * tree-ssa-live.h (coalesce_cost): Declare.
3070 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
3072         * arm.md (all peepholes for post-increment operations): Delete.
3073         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
3074         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
3075         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
3076         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
3077         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
3079 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
3081         * fold-const.c (tree_expr_nonnegative_p): Always return true for
3082         non-integral types.
3084 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
3086         PR target/22582
3087         * doc/invoke.texi: Document -rdynamic.
3089 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
3091         PR c/23143
3092         * c-parser.c (c_parser_parms_list_declarator): Call
3093         mark_forward_parm_decls.
3094         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
3095         decls with visibility structure.
3097 2005-07-30  Paul Brook  <paul@codesourcery.com>
3099         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
3101 2005-07-30  Paul Brook  <paul@codesourcery.com>
3103         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
3104         prototype.
3105         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
3106         value for mode.
3107         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
3109 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
3111         PR c/529
3112         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
3113         nested function declarators.
3114         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
3115         (grokparms): Call warn_if_shadowing for parameters used within the
3116         parameter list.
3117         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
3118         not used within the parameter list.
3119         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
3121 2005-07-30  Jan Hubicka  <jh@suse.cz>
3123         * expr.c (expand_expr_real_1): Do not load mem targets into register.
3124         * i386.c (ix86_fixup_binary_operands): Likewise.
3125         (ix86_expand_unary_operator): Likewise.
3126         (ix86_expand_fp_absneg_operator): Likewise.
3127         * optabs.c (expand_vec_cond_expr): Validate dest.
3129 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
3131         PR c/21720
3132         * real.c (real_from_string): Also set last bit if there is a
3133         nonzero hex digit beyond GCC's internal precision after ".".
3135 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
3137         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
3138         define_constants.  Change duplicate values to unassigned numbers.
3139         Change UNSPEC_SUBS to UNSPEC_VSUBS.
3140         (*altivec_vspltsf): New.
3141         (altivec_vperm_v4sf): Delete.
3142         (altivec_vperm_<mode>): Use mode macro V.
3143         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
3144         (altivec_predicate_v4sf): Delete.
3145         (altivec_predicate_<mode>): Use mode macro V.
3146         (*altivec_lvesfx): New.
3147         (*altivec_stvesfx): New.
3148         (vec_realign_load_v4sf): Delete.
3149         (vec_realign_load_<mode>): Use mode macro V.
3150         * config/rs6000/rs6000.c (generate_set_vrsave): Use
3151         UNSPECV_SET_VRSAVE.
3153 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
3155         PR bootstrap/23131
3156         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
3157         string.
3158         * configure: Regenerated.
3160 2005-07-29  Paul Brook  <paul@codesourcery.com>
3162         * doc/install.texi: Add link to GFortran binaries wiki page.
3164 2005-07-29  David Ung  <davidu@mips.com>
3166         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
3167         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
3168         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
3169         * config/mips/mips.md (cpu): Add 5kf name.
3170         (includes): Includes 5k.md.
3171         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
3172         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
3173         -march flag.
3175 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
3177         PR 22550
3178         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
3179         (cleanup_tree_cfg): ... here.
3180         Call cleanup_tree_cfg_1 until there are no more cleanups to
3181         do.
3183 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
3185         * tree-vrp.c (compare_range_with_value): Return true or false
3186         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
3187         EQ_EXPR respectively.
3189 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
3191         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
3192         Fix comment typos.
3194 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
3196         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
3197         (tree_ssa_dominator_optimize): Increment it.
3198         (dump_dominator_optimization_stats): Print it.
3200 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
3201             Steven Bosscher  <stevenb@suse.de>
3203         PR rtl-optimization/23117
3204         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
3205         when head == tail.  Tidy comment.
3207 2005-07-28  Richard Henderson  <rth@redhat.com>
3209         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
3210         * cselib.c (rtx_equal_for_cselib_p): Likewise.
3211         * jump.c (rtx_renumbered_equal_p): Likewise.
3212         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
3213         CONST_INT and CONST_DOUBLE.
3214         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
3215         * reload.c (operands_match_p): Special case CONST_INT and
3216         CONST_DOUBLE; check mode earlier.
3218 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
3220         PR c/22240
3221         * c-typeck.c (convert_for_assignment): Do not check
3222         DECL_IN_SYSTEM_HEADER on NULL fundecl.
3224 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
3226         PR c/22192
3227         * c-typeck.c (composite_type): Prefer constant size arrays to
3228         VLAs.
3230 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
3232         PR c/21720
3233         * real.c (real_from_string): Set last bit if there is a nonzero
3234         hex digit beyond GCC's internal precision.
3236 2005-07-28  Richard Henderson  <rth@redhat.com>
3238         PR rtl-opt/22619
3239         * cfgcleanup.c (try_forward_edges): Watch out for end of
3240         insn chain.
3242 2005-07-28  James E Wilson  <wilson@specifixinc.com>
3244         PR c/23106
3245         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3247 2005-07-28  Jan Hubicka  <jh@suse.cz>
3249         * Makefile.in (rtl-profile.o): Kill all traces of it.
3250         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3251         * coverage.h (rtl_coverage_counter_ref): Kill.
3252         * opts.c (flag_speculative_prefetching_set): Kill.
3253         (flag_loop_optimize_set): New.
3254         (common_handle_option): Disable loop optimizer when profiling;
3255         do not handle speculative prefetching.
3256         * passes.c (init_optimization_passes): Replace pass_profiling combo
3257         by branch_prob pass.
3258         * profile.c (compute_value_histograms): Update for simplified value
3259         profiles.
3260         (rtl_register_profile_hooks): Kill.
3261         (pass_profiling): Kill.
3262         (rest_of_handle_branch_prob): Do not profile.
3263         * toplev.c (process_options): Remove speculative prefetching.
3264         * toplev.h (flag_tree_based_profiling): Kill.
3265         * tree-profile.c (prepare_instrumented_value,
3266         tree_gen_interval_profiler, tree_gen_pow2_profiler,
3267         tree_gen_one_value_profiler, do_tree_profiling): Update for
3268         simplified datastructures.
3269         * value-prof.c: Add comment that speculative prefetching was dropped;
3270         update rest of file for simplified datastructures.
3271         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3272         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3273         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3274         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3275         rtl_mod_subtract, gen_speculative_prefetch,
3276         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3277         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3278         (gate_handle_value_profile_transformations,
3279         rest_of_handle_value_profile_transformations,
3280         pass_value_profile_transformations): Kill.
3281         * value-prof.h (histogram_value_t): Remove IL based unions.
3282         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3283         rtl_profile_hooks): Remove hooks.
3285         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3287         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3288         (cgraph_clone_node): Likewise.
3289         * cgraph.h (cgraph_clone_edge): Update prototype.
3290         (cgraph_clone_node): Likewise.
3291         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3292         cgraph_clone_node.
3293         (lookup_recursive_calls): Consider profile.
3294         (cgraph_decide_recursive_inlining): Fix updating; use new
3295         probability argument; use profile.
3296         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3297         * tree-inline.c (copy_bb): Update clal of clone_edge.
3298         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3300         * invoke.texi (min-inline-recursive-probability): Document.
3302 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
3304         * doc/install.texi (Configuration): Update Valgrind homepage.
3306 2005-07-28  Richard Henderson  <rth@redhat.com>
3308         PR middle-end/21362
3309         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3310         labels we want to delete.
3311         (cfg_layout_merge_blocks): Likewise.
3313 2005-07-28  Richard Henderson  <rth@redhat.com>
3315         PR target/17692
3316         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3317         when expanding to nothing.
3319 2005-07-28  Josh Conner  <jconner@apple.com>
3321         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3322         (cgraph_decide_inlining_of_small_functions): Likewise.
3324 2005-07-28  Josh Conner  <jconner@apple.com>
3326         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
3327         direction of badness if negative.
3328         (cgraph_default_inline_p): Add reason to parameters, and assign it
3329         a value.
3330         (cgraph_decide_inlining_of_small_functions): New parameter in call
3331         to cgraph_default_inline_p.
3332         (cgraph_decide_inlining_incrementally): Likewise.
3333         * cgraphunit.c (decide_is_function_needed): Likewise.
3334         * cgraph.h (cgraph_default_inline_p): Likewise.
3336 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3338         * builtins.c: Fix comment typo(s).
3339         * genautomata.c: Likewise.
3340         * gimplify.c: Likewise.
3341         * tree-dfa.c: Likewise.
3342         * tree-flow-inline.h: Likewise.
3343         * tree-into-ssa.c: Likewise.
3344         * tree-ssa-alias.c: Likewise.
3345         * tree-ssa-ccp.c: Likewise.
3346         * tree-ssa-copy.c: Likewise.
3347         * tree-ssa-dce.c: Likewise.
3348         * tree-ssa-dom.c: Likewise.
3349         * tree-ssa-operands.c: Likewise.
3350         * tree-tailcall.c: Likewise.
3351         * tree-vectorizer.c: Likewise.
3352         * tree-vrp.c: Likewise.
3353         * tree.c: Likewise.
3355 2005-07-28  Jeff Law  <law@redhat.com>
3357         * tree-vrp.c (test_for_singularity): Extracted from  ...
3358         (simplify_cond_using_ranges): Attempt to simplify a relational
3359         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
3361 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
3363         PR tree-optimization/22506
3364         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3365         phis whose argument is constant.
3367 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
3369         PR rtl-optimization/18992
3370         Back out this patch:
3371           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3372           PR optimization/12142
3373           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3374           uses of the register in the SET_SRC.  Remove unnecessary argument.
3376         Replace it with this:
3377         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3378         if flag_non_call_exceptions is set and the insn may trap, pass
3379         pc_rtx as dest for recursion.
3380         In SET_SRC part of SET case, if dest is already set, pass it down
3381         unchanged.
3383 2005-07-28  Jan Hubicka  <jh@suse.cz>
3385         * cfg.c (update_bb_profile_for_threading): Use RDIV.
3386         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3387         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3388         roundoff errors.
3389         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3390         profile when available.
3392 2005-07-28  Jan Beulich <jbeulich@novell.com>
3394         * config/ia64/ia64.c (ia64_load_pair_ok): New.
3395         (ia64_print_operand): Describe and handle 'X'.
3396         (ia64_register_move_cost): Also handle FP_REGS.
3397         (ia64_preferred_reload_class): Likewise.
3398         (ia64_secondary_reload_class): Likewise.
3399         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3400         it. Also check for ITANIUM_CLASS_FLDP.
3401         * config/ia64/ia64.h (FP_REGNO_P): New.
3402         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3403         (reg_class): Add FP_REGS.
3404         (REG_CLASS_NAMES): Adjust for it.
3405         (REG_CLASS_CONTENTS): Likewise.
3406         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3407         (REG_CLASS_FROM_LETTER): Handle 'x'.
3408         (CLASS_MAX_NREGS): Handle FP_REGS.
3409         (MEMORY_MOVE_COST): Likewise.
3410         * config/ia64/ia64.md (itanium_class): Add fldp.
3411         (type): Handle fldp.
3412         (movti_internal): More allowable operand combinations. Use ldfp8 when
3413         splitting unnecessary. Remove predicable attribute. Adjust
3414         itanium_class attribute.
3415         (smuldi3_highpart): Remove outdated comment.
3416         (mulditi3, umulditi3, rotlti3): New expanders.
3417         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3418         (absti2): Disabled new insn for future reference.
3419         Respective new splitters.
3420         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3421         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3422         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3424 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
3426         PR rtl-optimization/23047
3427         * simplify-rtx.c (simplify_const_relational_operation): Respect
3428         flag_wrapv for comparisons with ABS.
3430 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
3432         PR tree-optimization/22493
3433         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3434         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3436 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
3438         * config/frv/frv.opt (moptimize-membar): New.
3440         * doc/invoke.texi: Document -moptimize-membar and its inverse.
3442         * config/frv/frv.h: Remove machine_function definition.
3444         * config/frv/frv.c (struct frv_io): New.
3445         (struct machine_function): Moved from frv.h.  Add has_membar_p.
3446         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3447         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3448         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3449         (frv_optimize_membar_global, frv_optimize_membar): New functions.
3450         (frv_reorg): Call frv_optimize_membar when appropriate.
3451         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3452         (frv_expand_builtin): Adjust calls accordingly.
3453         (frv_io_address_cookie): New function.
3454         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3455         load or store rather than a special insn.  Add ccnstant address and
3456         io-type operands to the membar.
3457         (frv_ifcvt_modify_tests): Unsign regno.
3458         (frv_ifcvt_modify_tests): Same.
3460         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
3461         UNSPEC_OPTIONAL_MEMBAR constant.
3462         (builtin_read_<mode>): Delete.
3463         (builtin_write_<mode>): Delete.
3464         ("optional_membar_<mode>"): Add operand.
3466         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3467         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3468         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3469         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3470         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3471         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3472         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3473         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3474         * testsuite/gcc.target/frv/all-read-write-1.c: New.
3476 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
3478         * df.c (df_uses_record): Handle SCRATCH.
3480 2005-07-28  Steven Bosscher  <stevenb@suse.de>
3482         PR debug/20161
3483         * passes.c (rest_of_decl_compilation): If decl is a type and
3484         we have encountered errors, don't emit debug information.
3486 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
3488         * params.def: Fixed comment.
3490 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
3492         PR target/19885
3493         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3494         (TARGET_ASM_UNALIGNED_HI_OP): Add.
3495         (TARGET_ASM_UNALIGNED_SI_OP): Add.
3497 2005-07-27  Steven Bosscher  <stevenb@suse.de>
3499         PR c++/22003
3500         * varasm.c (assemble_start_function): Don't do anything that may
3501         require a CFG if the current function is a thunk.
3503 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
3505         * doc/install.texi (Prerequisites): Mention that perl is needed
3506         to do export control in libstdc++ targetting Darwin.
3508 2005-07-27  Steven Bosscher  <stevenb@suse.de>
3510         PR rtl-optimization/17808
3511         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3512         (sched_insns_conditions_mutex_p): Split out from...
3513         (add_dependence): ...here.  But don't call it from here.
3514         (add_dependence_list): Check sched_insns_conditions_mutex_p
3515         before calling add_dependence.
3516         (add_dependence_list_and_free): Likewise.
3517         (fixup_sched_groups): Likewise.
3518         (sched_analyze_1): Likewise.
3519         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3520         (sched_analyze): Likewise.
3521         (sched_analyze_insn): Likewise.
3522         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3523         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
3524         dependencies on all COND_EXEC insns to jumps ending basic blocks
3525         when doing intrablock scheduling.
3526         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3528 2005-07-27  Jeff Law  <law@redhat.com>
3530         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3531         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
3532         equivalency sets, correctly handle the case were vr0 has an
3533         equivalency set, but vr1 does not.
3535 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
3537         PR tree-optimization/23073
3538         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3539         vect_print_dump_info before fprintf.
3541 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
3543         PR tree-optimize/22348
3544         * tree-ssa-loop-niter.c (number_of_iterations_cond):
3545         Fold the partial computation.
3547 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
3549         PR tree-optimization/22325
3550         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3551         Declare.
3552         * tree-scalar-evolution.c (scev_const_prop): Add generic final
3553         value replacement.
3554         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3555         (force_var_cost): ... this function.
3556         (compute_phi_arg_on_exit): Export.
3558 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
3560         PR tree-optimization/20773
3561         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3562         edge.
3564 2005-07-27  Richard Guenther  <rguenther@suse.de>
3566         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3567         Avoid pushing again if current struct contains only
3568         fields we decomposed.
3570 2005-07-27  Jan Hubicka  <jh@suse.cz>
3572         PR tree-optimization/22574
3573         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3574         not available.
3576         * tree-tailcall.c (decrease_profile): New function.
3577         (eliminate_tail_call): Use it.
3579         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3580         visibility flags correctly in whole program mode.
3582 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
3584         PR rtl-optimization/22472
3585         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3587 2005-07-26  Steven Bosscher  <stevenb@suse.de>
3589         PR tree-optimization/22504
3590         * tree-complex.c (expand_complex_addition): Use 'code' instead
3591         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3593 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
3595         * config.gcc (cpu_type): Add frv case.
3596         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3597         (supported_defaults): Add fr550 case.
3599 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
3601         PR 22591
3602         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3603         whether a pointer of type T * may point to objects of type T *.
3605 2005-07-26  DJ Delorie  <dj@redhat.com>
3607         * configure: Regenerate.
3609 2005-07-26  Dale Johannesen  <dalej@apple.com>
3611         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
3613 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
3615         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3616         Clarify use of "build" in name.
3618 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
3620         * doc/extend.texi (Raw read/write Functions): New section.
3621         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3622         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3623         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3624         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3625         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3626         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3627         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3628         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3629         * config/frv/frv.c: Add bdesc_loads global.
3630         Add bdesc_stores global.
3631         (frv_init_builtins): Add support for __builtin_{read/write}*.
3632         (frv_volatile_memref): New.
3633         (frv_expand_load_builtin): New.
3634         (frv_expand_store_builtin): New.
3635         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3636         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3637         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3638         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3639         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3640         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3641         (builtin_read_<mode>): New.
3642         (builtin_write_<mode>): New.
3643         (builtin_write64): New.
3644         (optional_membar_<mode>): New.
3646 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
3648         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3649         (rather than units) against HOST_BITS_PER_WIDE_INT.
3651 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
3653         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3654         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3655         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3656         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3657         FSF address.
3659         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3660         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3661         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3662         comment typos.
3663         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3665 2005-07-26  Richard Guenther  <rguenther@suse.de>
3667         PR tree-optimization/22486
3668         * fold-const.c (fold_unary): Fold away useless component
3669         references of the form (T *)&T.x, if the address
3670         doesn't change.
3672 2005-07-25  James E Wilson  <wilson@specifixinc.com>
3674         * dwarf2out.c (add_call_src_coords_attributes): New.
3675         (gen_inlined_subroutine_die): Call it.
3676         (maybe_emit_file, init_file_table): Add comments.
3677         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3678         maybe_emit_file.
3679         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3680         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3681         * tree.h (BLOCK_SOURCE_LOCATION): New.
3682         (struct tree_block): New field locus.
3684 2005-07-26  Andreas Schwab  <schwab@suse.de>
3686         PR rtl-optimization/23043
3687         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3688         when allocating a struct unoccr.
3690 2005-07-25  Richard Henderson  <rth@redhat.com>
3692         PR 22626
3693         * tree-complex.c (gate_no_optimization): True if errors.
3694         * Makefile.in (tree-complex.o): Update dependencies.
3696 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
3698         * config/frv/predicates.md (integer_register_operand): Use
3699         GPR_AP_OR_PSEUDO_P.
3701 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
3703         PR tree-opt/22484
3704         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3705         after fold.
3706         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3708 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
3710         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3711         types when flag_unsafe_math_optimizations is true.
3713 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
3715         * gcc.c (option_map): Add --sysroot.
3716         (process_command): Handle --sysroot.
3717         (display_help): Document it.
3718         * doc/cppopts.tex (-isysroot): Document.
3719         * doc/invoke.texi (--sysroot): Document.
3720         * doc/install.texi (--with-build-sysroot): Document.
3722         * Makefile.in (inhibit_libc): New variable.
3723         (INHIBIT_LIBC_CFLAGS): Likewise.
3724         (LIBGCC2_CFLAGS): Include
3725         $(INHIBIT_LIBC_CFLAGS).
3726         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3727         ($(T)crtbegin.o): Do not use @inhibit_libc@.
3728         ($(T)crtend.o): Likewise.
3729         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3730         ($(T)crtendS.o): Likewise.
3731         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3732         ($(T)crtendT.o): Likewise.
3733         (stmp-fixinc): Do not complain about missing headers if
3734         inhibit_libc.
3735         * configure.ac (inhibit_libc): Set it to true/false.
3736         (--with-build-sysroot): New option.  Use it to set
3737         SYSTEM_HEADER_DIR.
3738         * configure: Regenerated.
3740 2005-07-25  Manfred Hollstein  <mh@suse.com>
3742         * calls.c (store_one_arg): Fix unsigned comparison warning.
3744 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
3746         PR other/22337
3747         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3748         (ggc_print_statistics): Initialize variable before use.
3750 2005-07-25  Richard Guenther  <rguenther@suse.de>
3752         * tree-dfa.c (mark_new_vars_to_rename): Protect against
3753         calling with a PHI_NODE argument.
3755         * tree-flow-inline.h (overlap_subvar): Protect against
3756         possible overflow.
3758 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
3760         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3761         * configure: Regenerate.
3763 2005-07-25  Ira Rosen  <irar@il.ibm.com>
3765         * expr.c (highest_pow2_factor): Make extern.
3766         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3767         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3768         record_array_differ_p, array_ptr_differ_p): Likewise.
3769         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3770         additional cases. Call the above functions.
3771         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3772         base_object_differ_p when there are two base objects. Otherwise, compare
3773         base address and offset. Call may_alias_p.
3774         (dump_data_reference): Use a correct field name.
3775         (analyze_array): Make static. Initialize new data-ref fields.
3776         (analyze_indirect_ref): New function.
3777         (init_data_ref): Initialize new data-ref fields.
3778         (strip_conversion): Moved from tree-vect-analyze.c.
3779         (analyze_offset_expr, get_ptr_offset, address_analysis,
3780         object_analysis): Likewise.
3781         (analyze_offset): New function.
3782         (create_data_ref): Likewise.
3783         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3784         dimensions for ARRAY_REFs only.
3785         (build_classic_dist_vector): Make static.
3786         (access_functions_are_affine_or_constant_p): Call macro to get the
3787         address of access functions.
3788         (compute_all_dependences): Add new parameter
3789         compute_self_and_read_read_dependences. Compute self and read-read
3790         dependences if it is true.
3791         (find_data_references_in_loop): Call create_data_ref. Initialize new
3792         data-ref fields.
3793         (compute_data_dependences_for_loop): Add new parameter
3794         compute_self_and_read_read_dependences. Remove parameter nb_loops,
3795         compute nb_loops. Call compute_all_dependences,
3796         build_classic_dist_vector and build_classic_dir_vector with correct
3797         parameters.
3798         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3799         with correct parameters. Compare dimensions for ARRAY_REFs only.
3800         (free_data_refs): Call macro to free access functions.
3801         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3802         fields from stmt_vinfo.
3803         (struct base_object_info): New structure.
3804         (struct data_reference): Move fields to base_object_info. Add fields
3805         first_location and object_info for above structures. Move fields from
3806         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3807         aligned_to.  Add macros to access the new fields.
3808         Update functions declarations.
3809         * tree-flow.h (is_aliased_with): Declare.
3810         * tree-loop-linear.c (linear_transform_loops): Call
3811         compute_data_dependences_for_loop with correct parameters.
3812         * tree-ssa-alias.c (is_aliased_with): New function.
3813         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3814         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3815         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3816         vect_base_addr_differ_p, compute_subscript_distance and
3817         build_classic_dist_vector. Add printings. Check absolute value of
3818         distance.
3819         (vect_analyze_data_ref_dependences): Go through ddrs instead of
3820         data-refs.
3821         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3822         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3823         to bytes. Add printing.
3824         (vect_compute_data_refs_alignment): Go through loads and stores in one
3825         loop.
3826         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3827         vect_analyze_data_ref_access): Likewise.
3828         (vect_analyze_pointer_ref_access): Remove.
3829         (vect_address_analysis, vect_object_analysis): Likewise.
3830         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3831         and analyze data-refs in the loop.
3832         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3833         fields of data-ref instead of stmt. Add init to the offset from the
3834         base.
3835         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3836         (vect_update_init_of_dr): Likewise.
3837         (vect_update_inits_of_drs): Go through loads and stores in one loop.
3838         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3839         removed fields.
3840         (new_loop_vec_info): Initialize new fields.
3841         (destroy_loop_vec_info): Free new fields.
3842         (vect_strip_conversion): Remove.
3843         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3844         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3845         datarefs. Add new field ddrs.
3846         Add macros for the new fields access.
3847         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3848         base_aligned_p, misalignment, memtag, ptr_info and subvars.
3849         Remove their macros.
3850         * tree.h (highest_pow2_factor): Declare.
3852 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
3854         * calls.c (store_one_arg): Check for sibling call MEM arguments
3855         from already clobbered incoming argument area.
3857 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3859         * c-common.c (check_missing_format_attribute): New.
3860         * c-common.h (check_missing_format_attribute): Likewise.
3861         * c-typeck.c (convert_for_assignment): Use it.
3863 2005-07-24  Andreas Schwab  <schwab@suse.de>
3865         * config/m68k/m68k.md ("extendqidi2"): When source is an address
3866         register use a word move.  Correct operand of ext.w in 68000 code.
3868 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
3870         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3871         variables as declarations, rather than definitions.
3873 2005-07-24  Ira Rosen  <irar@il.ibm.com>
3875         PR tree-optimization/22526
3876         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3877         of the zero node.
3879 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
3881         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3882         that C99 reserve for future use. Use it to define clog10,
3883         clog10f and clog10l.
3885 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3887         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3888         * configure.ac: Check for -Wmissing-format-attribute.
3890         * configure: Regenerate.
3892 2005-07-23  Richard Henderson  <rth@redhat.com>
3894         PR tree-optimization/22623
3895         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3897 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
3899         PR target/22577
3900         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3902 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3904         * Makefile.in (C_TREE_H): Update dependencies.
3905         * c-tree.h: Include toplev.h.
3906         * diagnostic.h (diagnostic_set_info): Add format attribute.
3907         * rtl-error.c (diagnostic_for_asm): Likewise.
3909 2005-07-23  Chao-ying Fu  <fu@mips.com>
3911         * config/mips/mips-dsp.md: New file.
3912         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3913         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3914         functions.
3915         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3916         MIPS_BUILTIN_BPOSGE32.
3917         (mips_expand_builtin_direct): Add one parameter to indicate that
3918         builtin functions need to return a value.
3919         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3920         functions.
3921         (mips_regno_to_class): Add classes for 12 new DSP registers.
3922         (mips_subword): Change to check four HI registers.
3923         (mips_output_move): Output move to and from 6 new DSP accumulators.
3924         (override_options): Make sure -mdsp and -mips16 are not used together.
3925         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
3926         for machine modes.
3927         (mips_conditional_register_usage): Disable 6 new DSP accumulators
3928         when !TARGET_DSP.
3929         (print_operand): Add 'q' for printing DSP accumulators.
3930         (mips_cannot_change_mode_class): Check ACC_REGS.
3931         (mips_secondary_reload_class): Check ACC_REGS.
3932         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3933         (mips_register_move_cost): Check ACC_REGS.
3934         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3935         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3936         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3937         (dsp_bdesc): New array.
3938         (bdesc_arrays): Add DSP builtin function table.
3939         (mips_prepare_builtin_arg): Check predicate again after
3940         copy_to_mode_reg.
3941         (mips_expand_builtin): Add one more parameter to
3942         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3943         MIPS_BUILTIN_BPOSGE32.
3944         (mips_init_builtins): Initialize new function types.
3945         (mips_expand_builtin_direct): Check if builtin functions need to
3946         return a value and pass operands properly.
3947         (mips_expand_builtin_bposge): New function.
3948         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3949         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3950         (FIRST_PSEUDO_REGISTER): Increase to 188.
3951         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3952         Update for 12 new DSP registers.
3953         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3954         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3955         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3956         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3957         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3958         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3959         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3960         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3961         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3962         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3963         (REGISTER_NAMES): Add names for 12 new DSP registers.
3964         * config/mips/mips.md: Include mips-dsp.md.
3965         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3966         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3967         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3968         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3969         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3970         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3971         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3972         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3973         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3974         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3975         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3976         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3977         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3978         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3979         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3980         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3981         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3982         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3983         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3984         (UNSPEC_RDDSP): New constants.
3985         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3986         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
3987         A<-d alternative.
3988         * config/mips/mips.opt (-mdsp): New option.
3989         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3990         (reg_imm10_operand): New predicates.
3991         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3992         * doc/invoke.texi (-mdsp): Document new option.
3994 2005-07-22  DJ Delorie  <dj@redhat.com>
3996         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3997         to warning calls.
3998         * tree-inline.c (inlinable_function_p): Likewise.
4000 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
4002         PR debug/21828
4003         * toplev.c (check_global_declarations): Do not mark undefined
4004         variables as DECL_IGNORED_P.
4005         * varasm.c (first_global_object_name): GTY it.
4006         (weak_global_object_name): Likewise.
4007         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
4008         a string to go into {weak,first}_global_object_name.
4010 2005-07-22  DJ Delorie  <dj@redhat.com>
4012         * c-format.c (check_function_format): Change warning control
4013         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
4015 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
4017         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
4018         &PTR->FLD a dereference of PTR.
4019         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
4020         a potential dereference of PTR.
4022 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
4024         PR rtl-optimization/20370
4025         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
4026         call allocate_reg_info if necessary.
4028         PR rtl-optimization/21848
4029         * calls.c (emit_library_call_value_1): For const functions, add
4030         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
4032         PR rtl-optimization/22445
4033         * cselib.c (target.h): Include.
4034         (rtx_equal_for_cselib_p): Allow commutative matches.
4035         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
4036         Remove MODE parameter.  Changed all callers.
4038         PR rtl-optimization/22258
4039         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
4040         New functions.
4041         (try_combine): Use likely_spilled_retval_p.
4043 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
4045         * config.gcc: Add crx-elf support.
4047         * doc/contrib.texi: Mention crx.
4048         * doc/extend.texi: Document crx extensions.
4049         * doc/install.texi: Document crx install.
4050         * doc/invoke.texi: Document crx options.
4051         * doc/md.texi: Document crx constraints.
4053         * config/crx/crx-protos.h: New file.
4054         * config/crx/crx.c: New file.
4055         * config/crx/crx.h: New file.
4056         * config/crx/crx.md: New file.
4057         * config/crx/crx.opt: New file.
4058         * config/crx/t-crx: New file.
4060 2005-07-22  Manfred Hollstein  <mh@suse.com>
4062         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
4063         warnings.
4064         (int_add_graph_edge): Likewise.
4065         (collapse_nodes): Likewise.
4066         (process_unification_queue): Likewise.
4068 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
4069             Laurent GUERBY  <laurent@guerby.net>
4071         PR tree-optimization/22336
4072         * function.c (record_block_change): Check for
4073         cfun->ib_boundaries_block.
4075 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
4077         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
4078         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
4080 2005-07-21  DJ Delorie  <dj@redhat.com>
4082         * toplev.c (warn_deprecated_use): Add warning control to warning
4083         call.
4084         * c-typeck.c (parser_build_binary_op): Likewise.
4085         (c_finish_if_stmt): Likewise.
4086         * c-common.c (check_function_sentinel): Likewise.
4087         (check_nonnull_arg): Likewise.
4089 2005-07-21  Richard Henderson  <rth@redhat.com>
4091         PR tree-opt/22504
4092         * tree-complex.c (complex_ssa_name_components): New.
4093         (cvc_lookup): Allow entry not found.
4094         (create_components): Remove.
4095         (create_one_component_var, get_component_var): New.
4096         (get_component_ssa_name, set_component_ssa_name): New.
4097         (extract_component): Use get_component_ssa_name.
4098         (update_complex_components): Use set_component_ssa_name.
4099         (update_complex_components_on_edge): Likewise.
4100         (update_phi_components): Create new PHI nodes directly, instead
4101         of adding insns to edges.
4102         (tree_lower_complex): Allocate and free complex_variable_components
4103         and complex_ssa_name_components here.
4105 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
4107         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
4108         revert to returning false.
4110 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
4112         PR target/21149
4113         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
4115 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
4117         PR target/22576
4118         * config/i386/i386.md (cmpxf): Change operand constraints
4119         to "nonmemory_operand".
4121 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
4123         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
4125 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
4127         PR middle-end/21180
4128         * fold-const.c (fold_build1): Add checksum for the operands.
4129         (fold_build2): Likewise.
4130         (fold_build3): Likewise.
4132 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
4134         PR middle-end/19055
4135         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
4137 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
4139         * common.opt (-fforward-propagate): Committed by mistake,
4140         removed.
4142 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4144         * reg-stack.c: Fix comment typo(s).
4145         * tree-ssa-operands.c: Likewise.
4146         * tree-vectorizer: Likewise.
4148 2005-07-21  Nick Clifton  <nickc@redhat.com>
4150         * config/sh/symbian.c: Replace C++ style line comments with C
4151         style line comments.
4152         (symbian_add_attribute): Do not use a ? operator on the LHS of
4153         an assignment.
4154         (sh_symbian_handle_dll_attribute): Change the type of the
4155         method vector to "VEC(tree,gc)*" and use vector accessor
4156         macros to walk over the elements.
4157         (symbian_export_vtable_and_rtti_p): Likewise.
4158         (symbian_class_needs_attribute_p): Likewise.
4160 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
4162         PR target/22085
4163         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
4164         initialize targetm.resolve_overloaded_builtin here.
4165         (altivec_expand_overloaded_builtin): Make it non-static.
4166         * config/rs6000/rs6000-protos.h
4167         (altivec_expand_overloaded_builtin): New prototype.
4168         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
4169         targetm.resolve_overloaded_builtin here.
4170         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
4172 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
4173             Zdenek Dvorak  <dvorakz@suse.cz>
4175         PR tree-optimization/19210
4176         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
4177         New.
4178         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
4179         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
4180         rely on unproven assumptions.
4181         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
4182         * tree-flow.h (number_of_iterations_exit): Add final parameter.
4183         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
4184         to number_of_iterations_exit.
4185         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
4186         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
4187         * tree-ssa-loop-niter.c (find_loop_niter,
4188         estimate_numbers_of_iterations_loop): Likewise.
4189         (number_of_iterations_exit): Honor the new options.
4190         * doc/invoke.texi (Wunsafe-loop-optimizations,
4191         funsafe-loop-optimizations): Document them.
4193 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
4195         PR rtl-optimization/22167
4196         * gcse.c (hoist_code): Fix hoist_exprs[] check.
4198 2005-07-20  Adam Nemet  <anemet@lnxw.com>
4200         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
4201         __do_global_dtors_aux longcall.
4203 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
4205         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
4206         (old_special_pred_table): Don't reference
4207         SPECIAL_MODE_PREDICATES.
4208         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
4209         * config/arc/arc.h: Don't mention PREDICATE_CODES.
4210         * config/sh/predicates.h: Don't mention
4211         SPECIAL_MODE_PREDICATES.
4212         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4213         Remove.
4215 2005-07-20  DJ Delorie  <dj@redhat.com>
4217         * config.gcc: Add m32c-elf support.
4219         * doc/contrib.texi: Mention m32c.
4220         * doc/extend.texi: Document m32c extensions.
4221         * doc/install.texi: Mention m32c.
4222         * doc/invoke.texi: Document m32c options.
4223         * doc/md.texi: Document m32c constraints.
4225         * config/m32c/addsub.md: New file.
4226         * config/m32c/bitops.md: New file.
4227         * config/m32c/cond.md: New file.
4228         * config/m32c/jump.md: New file.
4229         * config/m32c/m32c-lib1.S: New file.
4230         * config/m32c/m32c-lib2.c: New file.
4231         * config/m32c/m32c-modes.def: New file.
4232         * config/m32c/m32c-pragma.c: New file.
4233         * config/m32c/m32c-protos.h: New file.
4234         * config/m32c/m32c.abi: New file.
4235         * config/m32c/m32c.c: New file.
4236         * config/m32c/m32c.h: New file.
4237         * config/m32c/m32c.md: New file.
4238         * config/m32c/m32c.opt: New file.
4239         * config/m32c/minmax.md: New file.
4240         * config/m32c/mov.md: New file.
4241         * config/m32c/muldiv.md: New file.
4242         * config/m32c/predicates.md: New file.
4243         * config/m32c/prologue.md: New file.
4244         * config/m32c/shift.md: New file.
4245         * config/m32c/t-m32c: New file.
4247 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
4249         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4250         (stack_protect_set, stack_protect_test): New expanders.
4251         (stack_protect_set_si, stack_protect_set_si_media,
4252         stack_protect_set_di_media, stack_protect_test_si,
4253         stack_protect_test_si_media, stack_protect_test_di_media):
4254         New insns.
4256 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
4258         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4260 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
4262         * tree.h (tree_expr_nonzero_p): Export.
4263         * fold-const.c (tree_expr_nonzero_p): Likewise.
4264         Return true for CALL_EXPRs that are alloca calls.
4265         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4266         against zero.
4267         * tree-flow.h (expr_computes_nonzero): Remove.
4268         * tree-vrp.c (expr_computes_nonzero): Remove.
4269         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4270         (extract_range_from_unary_expr): Likewise.
4271         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4272         tree_expr_nonzero_p.
4274 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
4276         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4277         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
4278         extra arg "picreg" and use it instead of pic_offset_table_rtx.
4279         All callers changed.
4280         (frame_related_constant_load): New arg "related" which controls
4281         setting of RTX_FRAME_RELATED_P.  All callers changed.
4282         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4283         (bfin_expand_prologue): Add stack limit checking.
4284         * config/bfin/bfin.md (trapifcc): New pattern.
4286         * config/bfin/bfin.c: Include "langhooks.h".
4287         (def_builtin): Go through lang_hooks to call builtin_function.
4289         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4290         * config/bfin/predicates.md (symbol_ref_operand): New.
4291         (call_insn_operand): Delete.  All callers changed to use
4292         register_no_elim_operand.
4293         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4294         call_cookie field.
4295         (function_arg): Use it to generate the call's operand 2.
4296         (bfin_longcall_p): New function.
4297         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
4298         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
4299         determine if the address needs to be in a REG.
4300         (bfin_handle_longcall_attribute): New function.
4301         (bfin_attribute_table): Add "longcall" and "shortcall".
4302         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4303         (CUMULATIVE_ARGS): New member call_cookie.
4304         (PREDICATE_CODES): Add symbol_ref_operand.
4305         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4306         extra USE to the pattern.
4307         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4308         New patterns, split off call_insn, sibcall_insn, call_value_insn and
4309         sibcall_value_insn; now the new patterns handle direct calls and the
4310         old ones indirect calls.
4311         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4313 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
4315         * doc/trouble.texi: Update section on handling of empty loops.
4317 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
4319         * config.gcc: Remove support for sparc-*-openbsd*,
4320         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
4321         ns32k-*-netbsd*.
4322         * config.host: Remove support for i860-*-sysv4* as a host.
4323         * config/i860/*, config/ip2k/*, config/ns32k/*,
4324         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
4325         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
4326         mention obsolete ports.
4328 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
4330         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
4331         soft frame pointer.
4332         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
4333         of frame_pointer_rtx.
4334         (sh_expand_epilogue): Likewise.
4335         (sh_set_return_address): Likewise.
4336         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4337         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
4338         offsets from FRAME_POINTER_REGNUM.
4339         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4340         (sh_register_names): Add initializer for sfp.
4341         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4342         (VALID_REGISTER_P): Likewise.
4343         (FIRST_PSEUDO_REGISTER): Update.
4344         (DWARF_FRAME_REGISTERS): Define.
4345         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4346         (HARD_FRAME_POINTER_REGNUM): Define.
4347         (FRAME_POINTER_REGNUM): Redefine.
4348         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4349         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
4350         from FRAME_POINTER_REGNUM.
4351         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4352         FRAME_POINTER_REGNUM.
4353         (REG_CLASS_CONTENTS): Add sfp.
4354         (REG_ALLOC_ORDER): Likewise.
4355         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
4356         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4357         of frame_pointer_rtx.
4358         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4360 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
4362         * fold-const.c (tree_expr_nonnegative_p): Only return true for
4363         ABS_EXPR when flag_wrapv is false because of INT_MIN.
4364         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4365         of an ABS_EXPR.
4366         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4367         ABS_EXPR<x>.
4369 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
4371         Make CONSTRUCTOR use VEC to store initializers.
4372         * c-common.c (complete_array_type): Update to cope with VEC in
4373         CONSTRUCTOR_ELTS.
4374         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4375         (pp_c_constructor_elts): New function.
4376         * c-pretty-print.h (pp_c_constructor_elts): Declare.
4377         * c-typeck.c (build_function_call, build_c_cast, digest_init,
4378         struct constructor_stack, struct initializer_stack,
4379         constructor_elements, push_init_level, pop_init_level,
4380         add_pending_init, find_init_member, output_init_element): Update to
4381         cope with VEC in CONSTRUCTOR_ELTS.
4382         * coverage.c (build_fn_info_value, build_ctr_info_value,
4383         build_gcov_info): Likewise.
4384         * expr.c (categorize_ctor_elements_1, store_constructor,
4385         expand_expr_real_1): Likewise.
4386         * fold-const.c (fold_ternary): Likewise.
4387         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4388         gimplify_init_constructor, gimplify_expr): Likewise.
4389         * tree-dump.c (dequeue_and_dump): Likewise.
4390         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4391         node.
4392         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4393         CONSTRUCTOR_ELTS.
4394         * tree-sra.c (generate_element_init_1): Likewise.
4395         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4396         * tree-ssa-operands.c (get_expr_operands): Likewise.
4397         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4398         * tree-vect-transform.c (vect_get_vec_def_for_operand):
4399         (get_initial_def_for_reduction): Likewise.
4400         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4401         value handle in annotations.
4402         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4403         tree_node_structure): Add support for constr_kind.
4404         (build_vector_from_ctor, build_constructor_single,
4405         build_constructor_from_list): New functions.
4406         (build_constructor): Update to take a VEC instead of a TREE_LIST.
4407         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4408         Update to cope with VEC in CONSTRUCTOR_ELTS.
4409         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4410         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4411         CONSTRUCTOR_APPEND_ELT): New macros.
4412         (struct constructor_elt, struct tree_constructor): New data types.
4413         (union tree_node): Add tree_constructor field.
4414         * treestruct.def: Define TS_CONSTRUCTOR.
4415         * varasm.c (const_hash_1, compare_constant, copy_constant,
4416         compute_reloc_for_constant, output_addressed_constants,
4417         initializer_constant_valid_p, output_constant,
4418         array_size_for_constructor, output_constructor): Update to cope with
4419         VEC in CONSTRUCTOR_ELTS.
4420         * vec.h (VEC_empty, VEC_copy): New macros.
4422 2005-07-19  Devang Patel  <dpatel@apple.com>
4424         * dbxout.c (dbxout_type): Check Objective-C++ lang.
4426 2005-07-19  Richard Henderson  <rth@redhat.com>
4428         PR tree-opt/22278
4429         * gimplify.c (gimplify_expr): Use main variant type for the temp
4430         destination for a discarded volatile read.
4431         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4432         casts between non-void types that change volatility.
4434 2005-07-15  DJ Delorie  <dj@redhat.com>
4436         * toplev.h: Add comment about the first parameter for warning().
4437         * errors.h: Likewise.
4439         * c.opt (Wpragmas): New.
4440         * doc/invoke.texi: Document it.
4442         * function.c (do_warn_unused_parameter): Add warning control to
4443         warning call.
4444         * c-decl.c (warn_if_shadowing): Likewise.
4445         * c-lex.c (cb_def_pragma): Likewise.
4446         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4447         (pop_alignment): Likewise.
4448         (handle_pragma_pack): Likewise.
4449         (apply_pragma_weak): Likewise.
4450         (handle_pragma_weak): Likewise.
4451         (handle_pragma_redefine_extname): Likewise.
4452         (add_to_renaming_pragma_list): Likewise.
4453         (handle_pragma_extern_prefix): Likewise.
4454         (maybe_apply_renaming_pragma): Likewise.
4455         (handle_pragma_visibility): Likewise.
4457         * config/c4x/c4x-c.c (BAD): Likewise.
4458         (c4x_parse_pragma): Likewise.
4459         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4460         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4461         (rs6000_pragma_longcall): Likewise.
4462         * config/v850/v850-c.c (pop_data_area): Likewise.
4463         (ghs_pragma_section): Likewise.
4464         (ghs_pragma_section): Likewise.
4465         (ghs_pragma_interrupt): Likewise.
4466         (ghs_pragma_starttda): Likewise.
4467         (ghs_pragma_startsda): Likewise.
4468         (ghs_pragma_startzda): Likewise.
4469         (ghs_pragma_endtda): Likewise.
4470         (ghs_pragma_endsda): Likewise.
4471         (ghs_pragma_endzda): Likewise.
4473 2005-07-19  Danny Berlin <dberlin@dberlin.org>
4474             Kenneth Zadeck <zadeck@naturalbridge.com>
4476         * Makefile.in: Removed tree-promote-statics.c
4477         * tree-promote-statics.c: Removed.
4478         * common.opt: Removed flag-promote-statics.
4479         * opts.c: Ditto.
4480         * passes.c: Removed tree-promote-statics pass.
4481         * tree-pass.h: Ditto.
4482         * timevar.def: Removed TV_PROMOTE_STATICS.
4485 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
4487         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4488         and *-*-freebsd9.
4489         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4491 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4493         PR c/22476
4494         * c-common.c (check_function_arguments): Call
4495         'check_function_format' if either -Wformat or
4496         -Wmissing-format-attribute are specified.
4497         * c-format.c (check_function_format): Check -Wformat before
4498         calling 'check_format_info'.
4499         * c-opts.c (c_common_post_options): Don't warn for
4500         -Wmissing-format-attribute without -Wformat.
4501         * c-typeck.c (convert_for_assignment): Detect additional cases for
4502         -Wmissing-format-attribute.
4503         * doc/invoke.texi (-Wmissing-format-attribute): Document new
4504         behavior.
4506 2005-07-19  Richard Guenther  <rguenther@suse.de>
4508         * config/i386/i386.md (lrint<mode>2): Use temporary
4509         instead of clobbering non-existent memory.
4511 2005-07-19  Nick Clifton  <nickc@redhat.com>
4513         * config/avr/avr.c (legitimate_address_p): Fix debugging print
4514         statement to avoid displaying ASCII control characters.
4516 2005-07-19  Ben Elliston  <bje@au.ibm.com>
4518         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4519         * cfganal.c (find_edge_index): Ditto.
4520         * combine.c (combine_instructions): Ditto.
4521         * ddg.c (create_scc): Ditto.
4522         (find_successors): Ditto.
4523         (find_predecessors): Ditto.
4524         (find_nodes_on_paths): Ditto.
4525         (longest_simple_path): Ditto.
4526         * flow.c (update_life_info): Ditto.
4527         (count_or_remove_death_notes): Ditto.
4528         (clear_log_links): Ditto.
4529         * modulo-sched.c (generate_reg_moves): Ditto.
4530         (find_max_asap): Ditto.
4531         (find_max_hv_min_mob): Ditto.
4532         (find_max_dv_min_mob): Ditto.
4533         * sbitmap.c (sbitmap_first_set_bit): Ditto.
4534         * sched-rgn.c (extract_edgelst): Ditto.
4535         * tree-into-ssa.c (prepare_names_to_update): Ditto.
4536         (dump_update_ssa): Ditto.
4537         (ssa_names_to_replace) Ditto.
4538         (switch_virtuals_to_full_rewrite): Ditto.
4539         (update_ssa): Ditto.
4540         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4542 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
4544         Fix PR tree-optimization/22483
4546         * tree-complex.c (create_components): Use
4547         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4548         * tree-flow-inline.h (fill_referenced_var_vec): New function.
4549         * tree-flow.h (safe_referenced_var_iterator): New structure.
4550         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4551         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4552         safe_referenced_var iterator.
4553         (add_type_alias): Ditto.
4555 2005-07-19  Steven Bosscher  <stevenb@suse.de>
4557         * loop-init.c (rest_of_handle_loop2): Remove.
4558         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4559         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4560         (pass_rtl_loop_init, pass_rtl_loop_done,
4561         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4562         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4563         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4564         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4565         pass_tree_loop_done, and pass_tree_unswitch.
4566         (gate_loop): Rename to gate_tree_loop.
4567         * passes.c (init_optimization_passes): Update for renamed tree
4568         loop passes.  Add the new loop2 passes as subpasses of loop2.
4569         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4570         Update for the renamed tree loop passes.
4572 2005-07-18  Ian Lance Taylor  <ian@airs.com>
4574         PR middle-end/22057
4575         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4576         blocks when optimizing.
4578 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
4580         * common.opt (frename-registers): Initialize to 2.
4581         (fweb): Ditto.
4582         (fgcse-after-reload): Ditto.
4583         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4584         (process_options): Only change flag_web, flag_rename_registers,
4585         and flag_rerun_cse_after_loop if not explicitly set by user.
4587 2005-07-18  Jan Beulich  <jbeulich@novell.com>
4589         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4590         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4591         in 64-bit mode the same as DImode in 32-bit mode.
4592         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4593         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4594         mode. Add new mode parameter.
4595         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4596         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4597         x86_64_shift_adj): New expanders.
4598         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4599         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4600         insns.
4601         Respective new splitters. Use renamed shift splitter helpers in 32-bit
4602         DImode shift splitters.
4603         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4604         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4605         mode parameter.
4607 2005-07-18  Jan Beulich  <jbeulich@novell.com>
4609         * i386.md (movdi_extzv_1): New.
4610         (zero_extendhidi2): Combine alternatives and never force use of
4611         REX64 prefix.
4612         (zero_extendqidi2): Likewise. Don't restrict input selection.
4614 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
4616         Fix PR tree-optimization/22531
4617         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
4618          moment.
4620 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
4622         * tree-promote-statics.c (pass_promote_statics): Change dump file
4623          name.
4625 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
4627         * tree-optimize.c (init_tree_optimization_passes): Add
4628         pass_eliminate_useless_stores pass.
4629         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4630         * tree-ssa-pre.c (is_copy_stmt): New function.
4631         (follow_copies_till_vuse): Ditto.
4632         (do_eustores): Ditto.
4633         (gate_eustores): Ditto.
4635 2005-07-16  Richard Henderson  <rth@redhat.com>
4637         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4639 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4640            Kenneth Zadeck <zadeck@naturalbridge.com>
4642         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4643         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4644         ipa-type-escape.h, tree-promote-statics.c
4645         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4646         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4647         tree-promote-statics.c: new files.
4648         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4649         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4650         int nonlocal_set_p, mark_constant_function): Deleted.
4651         (rest_of_handle_cfg): Removed call to mark_constant_function.
4652         (nonoverlapping_component_refs_p): Added calls to support
4653         type based aliasing.
4654         * tree-ssa-alias.c (may_alias_p,
4655         compute_flow_insensitive_aliasing): Ditto.
4656         * calls.c (flags_from_decl_or_type): Removed reference to
4657         cgraph_rtl_info.
4658         * c-typeck.c (convert_arguments): Make builtins tolerant of having
4659         too many arguments.  This is necessary for Spec 2000.
4660         * cgraph.h (const_function, pure_function): Removed.
4661         * common.opt: Added "fipa-pure-const", "fipa-reference",
4662         "fipa-type-escape", and "ftree-promote-static".
4663         * opts.c: Ditto.
4664         * passes.c: Added ipa and tree-promote-statics passes.
4665         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4666         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4667         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4668         * tree-flow.h: Added exposed sra calls and addition of
4669         reference_vars_info field for FUNCTION_DECLS.
4670         * tree-pass.h: Added passes.
4671         * tree-sra.c: (sra_init_cache): New function.
4672         (sra_insert_before, sra_insert_after) Made public.
4673         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4674         and made public.
4675         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4676         aliasing. (may_alias_p): Added code to use type escape analysis to
4677         improve alias sets.
4678         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4679         code to prune clobbers of static variables based on information
4680         produced in ipa-reference pass.  Changed call clobbering so that
4681         statics are not marked as clobbered if the call does not clobber
4682         them.
4684 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
4686         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4687         too.
4689 2005-07-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
4691         * doc/install.texi (*-*-solaris2*): Document recommended version
4692         of GNU binutils and mention GNU linker problem on Solaris 10.
4694 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
4696         PR c/22421
4697         * c-decl.c (c_build_bitfield_integer_type): New function.
4698         (finish_struct): Call it.
4699         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4701 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4703         * c-typeck.c (digest_init): Call 'convert_for_assignment'
4704         before returning.
4706 2005-07-16  Jan Hubicka  <jh@suse.cz>
4708         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4709         (scale_bbs_frequencies_int): Watch roundoff errors.
4710         * predict.c (return_prediction): Initialize return_stmt.
4712 2005-07-16  Jan Hubicka  <jh@suse.cz>
4714         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4715         after RTL profiling.
4717 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
4719         PR middle-end/22398
4720         * fold-const.c (build_range_check): Convert high/low to etype
4721         if we are only comparing against exp.
4723 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
4725         Fix PR tree-optimization/22376
4726         * tree-ssa-structalias.c (build_constraint_graph): We really meant
4727         special var here.
4728         (need_to_solve): New function.
4729         (compute_points_to_sets): Use it.
4731 2005-07-15  Jan Hubicka  <jh@suse.cz>
4733         * cfg.c (update_bb_profile_for_threading): More diagnostic.
4734         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4736 2005-07-15  Richard Guenther  <rguenther@suse.de>
4738         * c-common.c (handle_flatten_attribute): New function.
4739         Add flatten function attribute.
4740         * doc/extend.texi: Document flatten function attribute.
4741         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4742         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4743         New functions.
4744         (cgraph_decide_inlining): Handle functions with flatten
4745         attribute.
4747 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
4749         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4750         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4751         UNSPEC_XCHG, UNSPEC_AND): New.
4752         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4753         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4754         * config/rs6000/sync.md (FETCHOP): New code macro.
4755         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4756         New code attrs.
4757         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4758         (sync_compare_and_swap<mode>): Same.
4759         (sync_lock_test_and_set<mode>): Same.
4760         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4761         for QImode and HImode, and not PPC405.
4762         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4763         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4764         (sync_<fetchop>{si,di}_internal): New.
4765         (sync_nand{si,di}_internal): New.
4766         (sync_old_<fetchop>{si,di}_internal): New.
4767         (sync_old_nand{si,di}_internal): New
4768         (sync_new_<fetchop>{si,di}_internal): New.
4769         (sync_new_nand{si,di}_internal): New.
4770         (atomic_and{si,di}): New.
4771         (sync_new_nand{si,di}_internal): New.
4772         (atomic_and{si,di}): New.
4773         (sync_add<mode>_internal): Delete.
4774         (sync_addshort_internal): Use unspec instead of unspec_volatile.
4775         (sync_sub<mode>_internal): Delte.
4776         (sync_subshort_internal): New.
4777         (sync_andsi_internal): Use unspec instead of unspec_volatile.
4778         (sync_anddi_internal): Delete.
4779         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4780         (sync_booldi_internal): Delete.
4781         (sync_boolc<mode>_internal): Delete.
4782         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4783         (sync_boolc<mode>_internal2): Delete.
4784         (sync_boolcc<mode>_internal): Delete.
4785         (isync, lwsync): Use unspec instead of unspec_volatile.
4786         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4787         Revert UNSPEC_VOLATILE.
4788         (rs6000_split_atomic_op): New.
4789         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4791 2005-07-14  Eric Christopher  <echristo@redhat.com>
4793         * config/mips/mips.c (mips_canonicalize_comparison): Cast
4794         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4796 2005-07-14  Eric Christopher  <echristo@redhat.com>
4798         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4800 2005-07-14  Steven Bosscher  <stevenb@suse.de>
4802         PR tree-optimization/22230
4803         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4804         the computation of the four cross productions for "range op range".
4806 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
4807             Ulrich Weigand  <uweigand@de.ibm.com>
4809         PR target/20126
4810         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4811         in some insn.
4813 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
4815         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4817 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
4819         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4821 2005-07-14  Richard Guenther  <rguenther@suse.de>
4823         PR middle-end/22347
4824         * config/i386/i386-protos.h (ix86_function_value): Change
4825         prototype to match new target hook.
4826         * config/i386/i386.c (ix86_value_regno): Change prototype
4827         to take extra type argument.
4828         (TARGET_FUNCTION_VALUE): Define.
4829         (ix86_function_ok_for_sibcall): Pass extra argument to
4830         ix86_value_regno, check return slot rtx for exact match.
4831         (ix86_function_value): Take extra parameter.  Dispatch to
4832         ix86_value_regno with fndecl/fntype as provided.
4833         (ix86_value_regno): Handle extra type argument.
4834         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4836         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4837         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4838         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4839         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4840         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4842 2005-07-14  Richard Guenther  <rguenther@suse.de>
4844         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4845         * calls.c (expand_call): Pass fntype to hard_function_value.
4846         (emit_library_call_value_1): Likewise.
4847         * explow.c: Include target.h.
4848         (hard_function_value): Take extra argument, the fntype.
4849         Use new target hook for function_value.
4850         * expr.h (hard_function_value): Change prototype.
4851         * function.c (aggregate_value_p): Pass 0 as fntype to
4852         hard_function_value.
4853         (assign_parms): Use new target hook for function_value.
4854         Pass 0 as fntype to hard_function_value.
4855         (expand_function_end): Likewise.
4856         * reg-stack.c: Include target.h.
4857         (stack_result): Use new target hook for function_value.
4858         * target-def.h: New target hook function_value.
4859         * target.h: Likewise.
4860         * targhooks.c (default_function_value): New function.
4861         * targhooks.h (default_function_value): Declare.
4863 2005-07-13  Ian Lance Taylor  <ian@airs.com>
4865         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4867 2005-07-14  Jan Hubicka  <jh@suse.cz>
4869         * tree-dfa.c (dump_variable): Use default_def function.
4870         * tree-ssa-alias.c (dump_points_to_info): Likewise.
4871         * tree-ssa.c (verify_use): Likewise.
4872         * tree-ssanames.c (release_ssa_name): Likewise.
4873         * tree-tailcall.c (eliminate_tail_call): Likewise.
4874         (tree_optimize_tail_calls_1): Likewise.
4875         * tree-vrp.c (get_value_range): Likewise.
4877 2005-07-14  Ben Elliston  <bje@au.ibm.com>
4879         * gcc.c (main): Compare language[0] with '*' when iterating over
4880         the infiles.
4882 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
4884         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4885         "s390_emit_compare".  Add handling of CCZ1mode.
4886         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4887         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4888         checking.
4889         (s390_branch_condition_mask): Add CCZ1mode handling.
4890         * config/s390/s390.md: ("seq", "*seq"): New pattern.
4891         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4892         Use CCZ1mode instead of CCZmode.
4893         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
4895 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
4897         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4898         pattern.
4899         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4901 2005-07-13  Eric Christopher  <echristo@redhat.com>
4903         * config/mips/mips.c (mips_canonicalize_comparison): New.
4904         (mips_emit_int_relational): Use.
4906 2005-07-13  Eric Christopher  <echristo@redhat.com>
4908         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4909         static extra parts.
4910         * config/s390/s390.md: Include tpf.md. Move tpf specific
4911         patterns...
4912         * config/s390/tpf.md: To here.
4913         * config/s390/s390.opt: Move tpf specific options...
4914         * config/s390/tpf.opt: to here. Add mmain option.
4915         * config/s390/tpf-unwind.h: Remove unnecessary defines.
4916         * config/s390/tpf.h: Rewrite.
4918 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
4920         * doc/tm.texi: Remove @xref{Cross-profiling}.
4922 2005-07-13  Jeff Law  <law@redhat.com>
4924         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4925         expressions, test their _DECL operands for pointer equality rather
4926         than using operand_equal_p.
4928 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
4930         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4931         (TARGET_POSIX_IO): This.
4932         * config/darwin.h: Likewise.
4933         * config/freebsd.h: Likewise.
4934         * config/linux.h: Likewise.
4935         * config/lynx.h: Likewise.
4936         * config/netbsd.h: Likewise.
4937         * config/rs6000/linux64.h: Likewise.
4938         * config/rs6000/linux.h: Likewise.
4939         * config/s390/tpf.h: Likewise.
4940         * config/sh/embed-elf.h: Likewise.
4941         * config/sparc/linux64.h: Likewise.
4942         * config/sparc/linux.h: Likewise.
4943         * config/svr4.h: Likewise.
4944         * gcov-io.h: Likewise.
4946         * doc/tm.texi: Updated.
4948         * libgcov.c (create_file_directory): Defined only if
4949         TARGET_POSIX_IO is defined.
4950         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4951         is defined.
4953 2005-07-13  Jan Hubicka  <jh@suse.cz>
4955         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4957 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
4959         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4960         structure as argument.
4962 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
4964         PR tree-optimization/21921
4965         * tree-iterator.c (tsi_link_before): Support the case when
4966         tsi_end_p (tsi) == true.
4968 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
4970         PR tree-optimization/22442
4971         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4972         correctly.
4974 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
4976         PR rtl-optimization/20376
4977         * toplev.c (process_options): Enable -fweb and -frename-registers when
4978         unrolling.
4979         * doc/invoke.texi: Update the information about when -fweb and
4980         -frename-registers are enabled.
4982 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
4984         PR tree-opt/21840
4985         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4986         if *rhs_p is not a SSA_NAME.
4988 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
4990         Fix PR tree-optimization/22422
4991         * tree-ssa-structalias.c (struct variable_info): Add flag for
4992         special vars.
4993         (get_varinfo): Now a static function.
4994         (new_varinfo): init has_union and is_special_var to false.
4995         (solution_set_add): Check has_union.
4996         (do_da_constraint): Move temporary variable so it gets reset
4997         properly.
4998         Also check for special variable.
4999         (do_ds_constraint): Ditto.
5000         (do_sd_constraint): Ditto.
5001         (do_structure_copy): Check for special variable.
5002         (find_func_aliases): Ditto.
5003         (init_base_vars): Set special vars properly.
5005 2005-07-13  Jan Hubicka  <jh@suse.cz>
5007         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
5008         do unit-at-a-time.
5010         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
5011         (get_expr_operands): Fix thinko wrt flags and subvars.
5013         PR tree-optimize/22379
5014         * tree-inline.c (expand_call_inline): Do not output sorry in early
5015         inlining.
5017 2005-07-12  Dale Johannesen  <dalej@apple.com>
5019         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
5021 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
5023         PR bootstrap/21704
5024         * host-linux.h: Include limits.h.
5026 2005-07-12  Dale Johannesen  <dalej@apple.com>
5028         * expr.c (compress_float_constant):  Add cost check.
5029         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
5031 2005-07-12  Dale Johannesen  <dalej@apple.com>
5033         * gcc.target/i386/compress-float-sse.c:  New.
5034         * gcc.target/i386/compress-float-sse-pic.c:  New.
5035         * gcc.target/i386/compress-float-387.c:  New.
5036         * gcc.target/i386/compress-float-387-pic.c:  New.
5037         * gcc.dg/compress-float-ppc.c:  New.
5038         * gcc.dg/compress-float-ppc-pic.c:  New.
5040 2005-07-12  Eric Christopher  <echristo@redhat.com>
5042         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
5043         static extra parts.
5044         * config/s390/s390.md: Include tpf.md. Move tpf specific
5045         patterns...
5046         * config/s390/tpf.md: To here.
5047         * config/s390/s390.opt: Move tpf specific options...
5048         * config/s390/tpf.opt: to here. Add mmain option.
5049         * config/s390/tpf-unwind.h: Remove unnecessary defines.
5050         * config/s390/tpf.h: Rewrite.
5052 2005-07-12  Eric Christopher  <echristo@redhat.com>
5054         * gcc.c (struct infile): Update comment for language.
5055         (main): Rewrite input file resetting code.
5057 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
5059         PR tree-opt/22335
5060         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
5061         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
5062         (lookup_avail_expr): Use constant_boolean_node instead
5063         of boolean_false_node/boolean_true_node.
5065 2005-07-12  Ben Elliston  <bje@au.ibm.com>
5067         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
5068         and use it when printing num_edges.
5070 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
5072         * doc/extend.texi (Blackfin Built-in Functions): New section.
5073         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
5074         @opindex.
5076 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
5078         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
5079         s/cmpstrsi/cmpstrnsi
5080         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
5081         'cmpstrnsi'.
5082         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
5083         (init_optabs): Initialize cmpstrn_optab.
5084         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
5085         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
5086         * expr.c: (enum insn_code cmpstrn_optab): Declare.
5087         * config/i386/i386.md: s/cmpstr/cmpstrn
5088         * config/c4x/c4x.md: s/cmpstr/cmpstrn
5089         * doc/md.texi: Update documentation.
5091 2005-07-11  Richard Henderson  <rth@redhat.com>
5093         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
5094         build_va_arg_indirect_ref.
5095         (alpha_gimplify_va_arg): Likewise.
5096         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5097         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
5098         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
5099         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5100         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
5101         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
5102         Likewise.
5103         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
5105 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
5107         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
5108         * passes.c (init_optimization_passes): Add pass_empty_loop.
5109         * tree-pass.h (pass_empty_loop): Declare.
5110         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
5111         try_remove_empty_loop, remove_empty_loops): New functions.
5112         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
5113         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
5115 2005-07-12  Peter Barada  <peter@the-baradas.com>
5117         PR middle-end/16719
5118         PR middle-end/18421
5119         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
5120         in address registers.
5121         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
5122         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
5123         alternative of addsi3_5200.
5125 2005-07-11  Ian Lance Taylor  <ian@airs.com>
5127         * config/mips/mips.md (ffs<mode>2): Remove.
5129 2005-07-11  Ian Lance Taylor  <ian@airs.com>
5131         * doc/tree-ssa.texi (Cleanups): Improve description of
5132         TRY_FINALLY_EXPR.
5133         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
5135 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
5137         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
5138         * tree.h (DECL_ARGUMENT_FLD): New macro.
5140 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
5142         Fix PR tree-optimization/22404
5144         * tree-ssa-structalias.c (create_variable_info_for): Use
5145         correct offset.
5147 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
5149         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
5150         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
5151         for second comparison operand.
5152         * config/bfin/predicates.md (reg_or_const_int_operand): New.
5154         * config/bfin/bfin.md (define_attr "type"): Add "sync".
5155         (define_insn_reservation "alu"): Likewise.
5156         (csync, ssync): Now of type sync.
5157         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
5158         -mcsync-anomaly -mspecld-anomaly.
5159         * config/bfin/bfin.opt (mcsync): Remove.
5160         (mcsync-anomaly, mspecld-anomaly): Add.
5161         * config/bfin/bfin.c: Include "insn-codes.h".
5162         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
5163         (TARGET_DEFAULT_TARGET_FLAGS): New.
5164         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
5166 2005-07-11  Steven Bosscher  <stevenb@suse.de>
5168         * basic-block.h: Give the BB flags enum a name, bb_flags.
5169         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
5170         * cfgcleanup.c (enum bb_flags): Remove here.
5171         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
5172         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
5173         (update_forwarder_flag): Likewise.
5174         (thread_jump): Likewise.
5175         (try_forward_edges): Likewise.
5176         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
5177         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
5178         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
5180 2005-07-11  Richard Guenther  <rguenther@suse.de>
5182         * config/i386/i386.opt: New target option -msseregparm.
5183         * config/i386/i386.c (override_options): Error out for
5184         -msseregparm but no SSE support.
5185         (ix86_function_sseregparm): Check for global sseregparm.
5186         * doc/invoke.texi: Document -msseregparm.
5188 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5190         * config.gcc (m32r-*-linux*): Use the default extra_parts.
5191         (m32rle-*-linux*): Ditto.
5193 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
5195         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
5196         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
5197         bytes.
5199 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5201         PR middle-end/22239
5202         PR target/20126
5203         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
5204         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
5206 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
5208         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
5209         (varmap): Heapify varmap.
5210         (constraints): Heapify constraints.
5211         (struct constraint_graph): Heapify succs and preds.
5212         (constraint_vec_find): Update for heapification.
5213         (constraint_set_union): Ditto.
5214         (insert_into_complex): Ditto.
5215         (constraint_edge_vec_find): Ditto.
5216         (erase_graph_self_edge): Ditto.
5217         (add_graph_edge): Ditto.
5218         (get_graph_weights): Ditto.
5219         (merge_graph_nodes): Ditto.
5220         (build_constraint_graph): Ditto.
5221         (topo_visit): Ditto.
5222         (solve_graph): Ditto.
5223         (create_variable_info_for): Ditto.
5224         (init_base_vars): Ditto.
5225         (delete_points_to_sets): Free graph, varmap, and complex constraints.
5226         (condese_varmap_nodes): Free complex vector.
5227         (clear_edges_for_node): Clear succs and preds vector.
5229 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
5231         * tree-ssa-structalias.c (update_alias_info): Change counting of
5232         references to not include vdefs.
5234 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
5236         * tree-ssa-alias.c (free_used_part_map): Add missing free.
5237         (up_insert): Ditto.
5239 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5241         * pa.c (pa_commutative_p): Make PLUS commutative when
5242         TARGET_NO_SPACE_REGS is true.
5244 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
5246         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
5247         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
5248         * tree-dfa.c (dump_subvars_for): New.
5249         (debug_subvars_for): New.
5250         (dump_variable): Show subvariables if VAR has them.
5251         * tree-flow-inline.h (get_subvar_at): New.
5252         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
5253         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
5254         Update all users.
5255         (struct subvar): Change fields offset and size to unsigned
5256         HOST_WIDE_INT.
5257         (dump_subvars_for): Declare.
5258         (debug_subvars_for): Declare.
5259         (get_subvar_at): Declare.
5260         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
5261         to unsigned HOST_WIDE_INT *.
5262         (overlap_subvar): Likewise.
5263         * tree-gimple.c (is_gimple_reg): Always return false for
5264         SFTs and memory tags.
5265         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
5266         Update all callers.
5267         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
5268         (compute_may_aliases): Call compute_points_to_sets.
5269         (collect_points_to_info_for): Remove.
5270         (compute_points_to_and_addr_escape): Remove.
5271         (delete_alias_info): Call delete_points_to_sets.
5272         (compute_flow_sensitive_aliasing): If the call to
5273         find_what_p_points_to returns false, call set_pt_anything.
5274         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
5275         (set_pt_anything): Clear pi->pt_vars.
5276         (set_pt_malloc): Remove.
5277         (merge_pointed_to_info): Remove.
5278         (add_pointed_to_expr): Remove.
5279         (add_pointed_to_var): Remove.
5280         (collect_points_to_info_r): Remove.
5281         (is_escape_site): Make extern.
5282         (create_sft): New.
5283         (create_overlap_variables_for): Call it.
5284         * tree-ssa-copy.c (merge_alias_info): Never merge
5285         flow-sensitive alias information.
5286         * tree-ssa-operands.c (get_expr_operands): Adjust variables
5287         offset and size to be unsigned HOST_WIDE_INT.
5288         (add_to_addressable_set): Rename from note_addressable.
5289         Set TREE_ADDRESSABLE as the variables are added to the set.
5290         Update all users.
5291         (add_stmt_operand): Do not try to micro-optimize unmodifiable
5292         operands into VUSEs when adding V_MAY_DEFs for members in an
5293         alias set.
5294         * tree-ssa-operands.h (add_to_addressable_set): Declare.
5295         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
5296         (struct variable_info): Add bitfield is_heap_var.
5297         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
5298         (new_var_info): Initialize is_heap_var.
5299         (get_constraint_for): Add HEAP variables to the symbol table.
5300         Mark them with is_heap_var.
5301         (update_alias_info): New.  Taken mostly from the old
5302         compute_points_to_and_addr_escape.
5303         (handle_ptr_arith): New.
5304         (find_func_aliases): Call update_alias_info.
5305         Call handle_ptr_info for tcc_binary expressions.
5306         Call mark_stmt_modified.
5307         (create_variable_info_for): If DECL has subvars, do not create
5308         variables for its subvars.  Always add all the fields.
5309         (set_uids_in_ptset): If the solution includes ANYOFFSET and
5310         SFTs, then add all the SFTs of the structure.
5311         If VI->DECL is an aggregate with subvariables, add the SFT at
5312         VI->OFFSET.
5313         (find_what_p_points_to): If VI is an artificial variable,
5314         translate to bitfields in SSA_NAME_PTR_INFO.
5315         If the solution is empty, set pi->pt_vars to NULL
5316         (init_base_vars): Create ANYOFFSET.
5317         (compute_points_to_sets): Rename from create_alias_vars.
5318         Make extern.
5319         (pass_build_pta): Remove.
5320         (delete_points_to_sets): Rename from delete_alias_vars.
5321         (pass_del_pta): Remove.
5322         * tree-ssa-structalias.h (struct alias_info): Move from
5323         tree-ssa-alias.h.
5324         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
5325         NUM_REFERENCES_SET): Likewise.
5326         (compute_points_to_sets, delete_points_to_sets): Declare.
5328 2005-07-09  Richard Henderson  <rth@redhat.com>
5330         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
5331         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
5332         alpha_split_lock_test_and_set_12): New functions.
5333         * config/alpha/alpha-protos.h: Update.
5334         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
5335         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
5336         * config/alpha/sync.md (I12MODE): New.
5337         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5338         (sync_<fetchop_name><I48MODE>): Likewise.
5339         (sync_nand<I48MODE>): Likewise.
5340         (sync_old_<fetchop_name><I48MODE>): Likewise.
5341         (sync_new_<fetchop_name><I48MODE>): Likewise.
5342         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5343         (sync_compare_and_swap<I48MODE>): Likewise.
5344         (sync_lock_test_and_set<I48MODE>): Likewise.
5345         (sync_compare_and_swap<I12MODE>): New.
5346         (sync_compare_and_swap<I12MODE>_1): New.
5347         (sync_lock_test_and_set<I12MODE>): New.
5348         (sync_lock_test_and_set<I12MODE>_1): New.
5350 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
5352         PR 21356
5353         PR 22332
5354         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5356 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
5358         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5359         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5361 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
5363         PR target/21656
5364         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5366 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
5368         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5369         memory_operand constraint.
5370         (store_conditional_<mode>): Same.
5371         (sync_compare_and_swap<mode>): Same.
5372         (sync_lock_test_and_set<mode>): Same.
5374 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
5376         Rewrite PIC support to more closely model actual instructions.
5377         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5378         (cris_symbol): Remove prototypes for removed functions.
5379         (cris_pic_symbol_type_of, cris_valid_pic_const)
5380         (cris_expand_pic_call_address): Prototypes for new functions.
5381         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5382         variable.
5383         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5384         modifiers.
5385         <case ':'>: Add case for new punctuation character.
5386         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5387         emitting (extra) PIC modifier.
5388         <case UNSPEC>: Do not assert for PLT.
5389         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5390         (cris_expand_prologue, cris_expand_epilogue): Check
5391         for pic_offset_table_rtx usage instead of taking
5392         current_function_uses_pic_offset_table as the final word.
5393         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5394         Remove flag_pic difference.
5395         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5396         the moral equivalents of...
5397         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5398         functions.
5399         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5400         (cris_handle_option): Mark ARG as unused.
5401         (cris_expand_pic_call_address): New worker function for "call",
5402         "call_value".
5403         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5404         output PIC constructs here.
5405         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5406         as symbol-specific modifers, not whole or part of operands.
5407         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5408         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5409         constants and flag_pic.
5410         (CONSTANT_INDEX_P): Adjust for new functions.
5411         (enum cris_pic_symbol_type): New helper type.
5412         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5413         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5414         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5415         define_constants.
5416         ("movsi"): Emit actual instructions for GOT and relative access.
5417         ("*movsi_got_load"): New pattern to set up the register holding
5418         the GOT pointer.
5419         ("*movsi_internal"): Operand 1 is not a plain general_operand.
5420         Adjust FIXME for 'S'.
5421         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5422         Use "movs" for -fpic cases.
5423         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5424         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5425         ("call", "call_value"): Just call cris_expand_pic_call_address for
5426         PIC addresses.
5427         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5428         Remove special pattern.
5429         ("*expanded_call_side", "*expanded_call_value_side"): New
5430         patterns.
5431         (gotplt-to-plt, gotplt-to-plt-side-call)
5432         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5433         peephole2:s.
5434         * config/cris/cris/predicates.md
5435         ("cris_general_operand_or_gotless_symbol"): Remove unused
5436         predicate.
5437         ("cris_general_operand_or_symbol"): Adjust for new functions.
5439 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
5441         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5443 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
5445         * Makefile.in (TREE_H): Add treestruct.def.
5446         (c-decl.o): Add pointer-set.h
5447         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5448         visibility on regular DECL's.
5449         (merge_decls): Fix the copying of decl nodes of various types for
5450         the new structures.  Don't update RTL, section name, weak status,
5451         etc, on DECL's without RTL.
5452         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5453         Don't check volatile on non-variable types.
5454         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5455         to check whether we have seen arguments.
5456         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5457         flag is checked before field (flag is common, field is not).
5458         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
5459         TS_DECL_COMMON could have an origin.
5460         (add_location_or_const_value_attribute): Don't check section name
5461         on non-var/function decls.
5462         (dwarf2out_var_location): Reverse order of tests.
5463         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5464         with DECL_WRTL_CHECK.
5465         * expmed.c (make_tree): rtl is now in decl_with_rtl.
5466         * fold-const.c (fold_binary): Don't check weakness on
5467         non-var/function decls.
5468         (tree_expr_nonzero_p): Ditto.
5469         (fold_checksum_tree): Use tree_decl_extra as sizeof
5470         buffer.
5471         * ggc-page.c (extra_order_size_table): Add sizes for
5472         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
5473         tree_field_decl.
5474         * gimplify.c (gimplify_bind_expr): Only set
5475         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5476         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5477         without RTL.
5478         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5479         * langhooks.h (init_ts). New langhook.
5480         * passes.c (rest_of_decl_compilation): Reverse order of tests.
5481         * print-tree.c (print_node): Update to only print fields that
5482         exist in the structures the passed decl has.
5483         * toplev.c (wrapup_global_declarations): Don't reset
5484         DECL_DEFER_OUTPUT on DECL's that don't contain it.
5485         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5486         * tree-inline.c (remap_decl): Ditto.
5487         * tree-outof-ssa.c (create_temp): Reverse order of tests.
5488         * tree-pretty-print.c (print_declaration): Don't print
5489         DECL_REGISTER on things that don't contain it.
5490         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5491         non-var/function decls.
5492         * tree.c (tree_contains_struct): New structure.
5493         (init_priority_for_decl): New hashtable.
5494         (tree_int_map): New structure.
5495         (tree_int_map_eq): New function.
5496         (tree_int_map_marked_p): Ditto.
5497         (tree_int_map_hash): Ditto.
5498         (tree_map): Move to tree.h.
5499         (tree_map_eq): Externalize.
5500         (tree_map_hash): Ditto.
5501         (tree_map_marked_p): Ditto.
5502         (init_ttree): Set up tree_contains_struct and call langhook.
5503         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5504         (tree_code_size): Update for new structures.
5505         (tree_node_structure): Update for new structures.
5506         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5507         without the field.
5508         (copy_node_stat):  Copy init priority.
5509         (build_decl_stat): Ditto for visibility.
5510         (ts_enum_names): New.
5511         (tree_contains_struct_check_failed): New function.
5512         (decl_init_priority_lookup): Ditto.
5513         (decl_init_priority_insert): Ditto.
5514         * treestruct.def: New file.
5515         * tree.h (CODE_CONTAINS_STRUCT): New macro.
5516         (CONTAINS_STRUCT_CHECK): Ditto.
5517         (tree_contains_struct_check_failed): New prototype.
5518         (DECL_CHECK): Removed.
5519         (DECL_MINIMAL_CHECK): New.
5520         (DECL_COMMON_CHECK): Ditto.
5521         (DECL_WRTL_CHECK): Ditto.
5522         (DECL_NON_COMMON_CHECK): Ditto.
5523         (DECL_WITH_VIS_CHECK): Ditto.
5524         (VAR_OR_FUNCTION_DECL_P): Ditto
5525         (struct tree_decl_minimal): New structure.
5526         (struct tree_decl_common): Ditto.
5527         (struct tree_decl_with_rtl): Ditto.
5528         (struct tree_decl_with_vis): Ditto.
5529         (struct tree_decl_non_common): Ditto.
5530         (struct tree_field_decl): Ditto.
5531         (struct tree_parm_decl): Ditto.
5532         (struct tree_var_decl): Ditto.
5533         (struct tree_function_decl): Ditto.
5534         (struct tree_const_decl): Ditto.
5535         (struct tree_result_decl): Ditto.
5536         (union tree_node): Add new structures.
5537         * var-tracking.c (track_expr_p): Reverse order of tests.
5539         * doc/c-tree.texi: Add documentation on DECL node internal structure.
5541 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
5543         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5544         * system.h: Poison FINALIZE_PIC.
5545         * doc/tm.texi (FINALIZE_PIC): Remove.
5547 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
5549         PR tree-opt/22329
5550         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5551         to the correct type if we have a MODIFY_EXPR.
5553 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
5555         PR tree-optimization/22360
5556         * tree.c (upper_bound_in_type): Fix calculations for casting
5557         to a non-wider signed type and casting a signed value to a
5558         wider unsigned type.
5559         (lower_bound_in_type): Fix calculations for casting to a
5560         non-wider signed type.
5562         PR tree-optimization/20139
5563         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5564         release_defs.
5565         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5566         fold_cond_expr_cond.
5567         * tree-ssanames.c (release_defs): Assert in_ssa_p.
5568         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5570 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
5572         PR tree-opt/22356
5573         * tree-complex.c (expand_complex_libcall): Produce
5574         REALPART_EXPR/IMAGPART_EXPR with the correct type.
5576 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
5578         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5579         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5580         b" assert and inserted fastpath code for this case.
5581         (bitmap_ior): Removed "a != b" assert.
5583 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5585         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5586         (ENDFILE_SPEC): Likewise.
5587         * config/m32r/m32r.h (ASM_SPEC): Likewise.
5589         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5590         a large stack frame at epilogue.
5592 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
5594         * final.c: Include sdbout.h when required.
5596 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
5598         * config.gcc (*-*-darwin*): Only one target-specific header file
5599         for generic darwin.
5600         (powerpc-*-darwin*): Add version-specific header files.
5601         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5602         * config.in: Regenerate.
5603         * configure: Regenerate.
5604         * gcc.c: Include xregex.h.
5605         (version_compare_spec_function): New.
5606         (spec_function): Add version-compare.
5607         (replace_outfile_spec_function): Reformat comment.
5608         (compare_version_strings): New.
5609         * config/darwin-c.c (version_as_macro): New.
5610         (builtin_define): New.
5611         (darwin_cpp_builtins): New.
5612         * config/darwin-protos.h (darwin_cpp_builtins): New.
5613         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5614         (LIB_SPEC): Make unconditional, update comment.
5615         (TARGET_C99_FUNCTIONS): Define.
5616         * config/darwin.opt: Sort.
5617         (mmacosx-version-min=): New.
5618         * config/darwin7.h: Delete.
5619         * config/darwin8.h: Delete.
5620         * config/i386/darwin.h (): Call darwin_cpp_builtins.
5621         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5622         (TARGET_C99_FUNCTIONS): Define.
5623         * config/rs6000/darwin7.h: New.
5624         * config/rs6000/darwin8.h: New.
5625         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5626         (-mmacosx-version-min): Document.
5628 2005-07-07  Ian Lance Taylor  <ian@airs.com>
5630         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5632 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
5634         PR middle-end/22239
5635         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5637 2005-07-07  Khem Raj  <kraj@mvista.com>
5639         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5640         in bytes, not words.
5642 2005-07-07  Paul Brook  <paul@codesourcery.com>
5644         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5645         DEFAULT_FUNCTION_ARG_PADDING to upward.
5647 2005-07-07  Richard Henderson  <rth@redhat.com>
5649         * function.c (locate_and_pad_parm): Record parameter alignment in
5650         stack_alignment_needed.
5652 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
5654         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5655         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5656         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5657         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5658         (define_attr "type"): Add isync, sync, load_l, store_c.
5659         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5660         Create scratch volatile MEM.
5661         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
5662         sync.
5663         (load_locked_<mode>): New.
5664         (store_conditional_<mode>): New.
5665         (sync_compare_and_swap<mode>): Replace with splitter.
5666         (sync_lock_test_and_set<mode>): Replace with splitter.
5667         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5668         and UNSPECV_ISYNC.
5669         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
5670         is ics.  Attribute isync.
5671         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
5672         lwsync.
5673         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5674         and UNSPECV_SYNC_OP.
5675         (emit_unlikely_jump): New.
5676         (emit_load_locked): New.
5677         (emit_store_conditional): New.
5678         (rs6000_split_compare_and_swap): New.
5679         (rs6000_split_lock_test_and_set): New.
5680         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5681         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5682         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5683         rs6000_split_lock_test_and_set): Declare.
5684         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5685         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5686         store_c, isync, sync.
5688 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
5690         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5691         filenames to gtyp-gen.h.
5692         (s-typ-gen): Use it in place of for loops.
5694 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
5696         * hooks.c (hook_bool_rtx_int_false): New function.
5697         * hooks.h (hook_bool_rtx_int_false): Declare.
5698         * target-def.h (TARGET_COMMUTATIVE_P): Define.
5699         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5700         * target.h (struct gcc_target): Add commutative_p member.
5701         * targhooks.c (hook_bool_rtx_commutative_p): New function.
5702         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5703         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5704         (pa_commutative_p): New function.
5705         * jump.c (target.h): Include.
5706         (rtx_renumbered_equal_p): Use targetm.commutative_p.
5707         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5709 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
5711         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5712         (s390_expand_setmem): New.
5713         * config/s390/s390.c: Likewise.
5714         (print_shift_count_operand): Truncate to 12 bits instead of 6.
5715         Adapt comments.
5716         * config/s390/s390.md: ("setmem<mode>"): Accept character as
5717         general_operand.  Call new function "s390_expand_setmem".
5718         ("clrmem_long", "*clrmem_long"): Rewrite to ...
5719         ("setmem_long", "*setmem_long"): ... this.
5721 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
5723         * config/s390/s390.c: (optimization_options): Enable
5724         TARGET_MVCLE at -Os.
5725         * doc/invoke.texi: Document changes in default behaviour.
5726         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5728 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
5730         * expr.c: (set_storage_via_setmem): Convert opchar to mode
5731         defined by back-end.
5733 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
5735         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5736         all sets in the pattern.
5737         * config/rs6000/rs6000.md (stack_protect_testsi,
5738         stack_protect_testdi): Likewise.
5740 2005-07-06  Jeff Law  <law@redhat.com>
5742         * tree-vrp.c (simplify_using_ranges): Kill.
5743         (vrp_finalize): Remove call to simplify_using_ranges.
5744         (simplify_stmt_using_ranges): New function extracted from
5745         simplify_using_ranges.
5746         (simplify_div_or_mod_using_ranges): Likewise.
5747         (simplify_abs_using_ranges): Likewise.
5748         (simplify_cond_using_ranges): New function.
5749         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5750         * tree-ssa-propagate.c (substitute_and_fold): Call
5751         simplify_stmt_using_ranges if we have range information.
5753 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
5755         * config/ia64/ia64.c (ia64_reorg): Check optimize before
5756         ia64_flag_schedule_isns2.
5758         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5759         reading/writing general registers.
5760         (ia64_function_arg): Revert 2005-06-18 change.
5762 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
5764         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5765         (legitimize_tls_address): Use gcc_unreachable instead of abort.
5767 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
5769         * function.c (expand_function_end): Revert part of 2005-06-27
5770         patch.  Do sjlj_emit_function_exit_after after return_label.
5772 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
5774         * doc/install.texi (--disable-libssp): New.
5776 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
5778         * doc/invoke.texi: Update -fforce-mem documentation.
5779         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5780         code for -fforce-mem.
5781         * expmed.c: (store_bit_field,store_fixed_bit_field,
5782         extract_bit_field): Ditto.
5783         * expr.c: (convert_move): Ditto.
5784         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5785         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5786         emit_conditional_add,expand_float,expand_fix): Ditto.
5787         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5788         (common_handle_option): Issue warning when -fforce-mem specified.
5790 2005-07-06  Paul Brook  <paul@codesourcery.com>
5792         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5793         argument is empty.
5794         * configure: Regenerate.
5796 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
5798         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5800 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
5802         Fix PR tree-optimization/22319
5803         Fix PR tree-optimization/22140
5804         Fix PR tree-optimization/22310
5806         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5807         variable sized types.
5808         Use correct type for intermediate structure on *a = *b structure
5809         copies.
5811 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
5813         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5814         Remove.
5815         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5816         (machine_function): Move typedef to...
5817         * config/rs6000/rs6000.c (machine_function): ... here.  Add
5818         varargs_save_offset field.
5819         (rs6000_stack_t): Remove varargs_size field.
5820         (setup_incoming_varargs): Allocate varargs save area using
5821         assign_stack_local, try to make it as small as possible.
5822         Save offset from virtual_stack_vars_rtx to the save area
5823         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
5824         instead of magic 8 when fp word byte size is used.
5825         (rs6000_va_start): Use cfun->machine->varargs_save_offset
5826         instead of -RS6000_VARARGS_SIZE.
5827         (rs6000_stack_info, debug_stack_info,
5828         rs6000_initial_elimination_offset): Remove all traces of
5829         varargs_size.
5830         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5831         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5832         RS6000_VARARGS_AREA.
5834 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
5836         PR tree-optimization/21963
5837         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5838         constant_multiple_of in the same way get_computation_cost_at does.
5840 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
5842         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5843         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5844         (gen_compare_reg): If sparc_compare_emitted is set, clear it
5845         and return its previous value.
5846         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5847         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5848         constants.
5849         (stack_protect_set, stack_protect_test): New expanders.
5850         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5851         stack_protect_testdi): New insns.
5852         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5853         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5855 2005-07-06  Jeff Law  <law@redhat.com>
5857         * tree-ssa-dce.c (cfg_altered): New global.
5858         (tree_dce_init): Initialize cfg_altered.
5859         (remove_dead_stmt): If we remove an edge in the CFG, then set
5860         CFG_ALTERED.
5861         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5862         the dominators.
5864 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
5866         * Makefile.in (stamp-collect-ld): Use
5867         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
5868         ./collect-ld if it already exists.
5869         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5870         Don't remove ./nm if it already exists.
5872 2005-07-05  Devang Patel  <dpatel@apple.com>
5874         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5875         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5876         * tree-vectorizer.c (vect_loop_location): New.
5877         (vect_print_dump_info): Use vect_loop_location.
5878         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5879         (vectorize_loops): Set vect_loop_location.
5880         * tree-vect-analyze.c (vect_analyze_offset_expr,
5881         vect_determin_vectorization_factor, vect_analyze_operations,
5882         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5883         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5884         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5885         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5886         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5887         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5888         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5889         vect_analyze_loop): Adjust vect_print_dump_info API.
5890         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5891         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5892         vect_finish_stmt_generation, vectorizable_assignment,
5893         vectorizable_operation, vectorizable_store, vectorizable_load,
5894         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5895         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5896         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5897         vect_transform_loop): Same.
5898         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5899         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5900         Same.
5902 2005-07-05  Randolph Chung  <tausq@debian.org>
5904         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5905         * configure: Regenerate.
5906         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5907         (pa_tls_referenced_p): Declare.
5908         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5909         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5910         (legitimize_tls_address): New.
5911         (hppa_legitimize_address): Handle TLS addresses.
5912         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5913         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5914         (emit_move_sequence): Handle TLS addresses.
5915         (pa_encode_section_info): Call default handler to handle common
5916         sections.
5917         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5918         (CONSTANT_ADDRESS_P): Reject TLS operands.
5919         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5920         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5921         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5922         (UNSPEC_TLSLE): Define new constants.
5923         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5924         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5925         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5926         (tie_symbolic_operand, tle_symbolic_operand): New
5928 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
5930         * aclocal.m4: Update macros for autoconf 2.59 style.
5931         * configure.ac: Likewise.
5933 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5935         * pa.c (function_value): Handle small aggregates on 32-bit targets.
5936         (function_arg): Pass small aggregates in general registers on 32-bit
5937         targets.
5938         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5940 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
5942         * Makefile.in (final.o): Fix dependencies.
5944 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
5946         PR c/22013
5947         PR c/22098
5948         * langhooks.h (struct lang_hooks): Add expr_to_decl.
5949         * langhooks.c (lhd_expr_to_decl): New.
5950         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5951         New.
5952         (LANG_HOOKS_INITIALIZER): Update.
5953         * tree.c (recompute_tree_invarant_for_addr_expr): Call
5954         expr_to_decl langhook.
5955         * c-tree.h (c_expr_to_decl): Declare.
5956         * c-typeck.c (c_expr_to_decl): New.
5957         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5958         specially.
5959         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5961 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
5963         PR c/22308
5964         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5965         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5967 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
5969         * Makefile.in: Adjust dependencies.
5970         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5971         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5972         * alias.c (rest_of_handle_cfg, pass_cfg): New.
5973         * bb-reorder.c (duplicate_computed_gotos): Make it static.
5974         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5975         rest_of_compilation.
5977         * bb-reorder.c (gate_duplicate_computed_gotos,
5978         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5979         rest_of_handle_reorder_blocks, pass_reorder_blocks,
5980         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5981         pass_partition_blocks): New.
5982         * bt-load.c (gate_handle_branch_target_load_optimize,
5983         rest_of_handle_branch_target_load_optimize,
5984         pass_branch_target_load_optimize): New.
5985         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5986         pass_jump2): New.
5987         * cfglayout.c (pass_insn_locators_initialize): New.
5988         * cfgrtl.c (pass_free_cfg): New.
5989         * combine.c (gate_handle_combine, rest_of_handle_combine,
5990         pass_combine): New.
5991         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5992         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5993         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5994         * except.c (pass_set_nothrow_function_flags,
5995         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5996         pass_rtl_eh): New.
5997         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5998         rest_of_handle_shorten_branches, pass_shorten_branches,
5999         rest_of_clean_state, pass_clean_state): New.
6000         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
6001         rest_of_handle_remove_death_notes, pass_remove_death_notes,
6002         rest_of_handle_life, pass_life, rest_of_handle_flow2,
6003         pass_flow2): New.
6004         * function.c (pass_instantiate_virtual_regs, pass_init_function,
6005         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
6006         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6007         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
6008         pass_gcse): New.
6009         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
6010         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
6011         pass_rtl_ifcvt, gate_handle_if_after_combine,
6012         rest_of_handle_if_after_combine, pass_if_after_combine,
6013         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
6014         pass_if_after_reload): New.
6015         * integrate.c (pass_initial_value_sets): New.
6016         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
6017         pass_purge_lineno_notes): New.
6018         * mode-switching.c (rest_of_handle_mode_switching,
6019         pass_mode_switching): New.
6020         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
6021         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
6022         pass_loop2): New.
6023         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
6024         pass_loop_optimize): New.
6025         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
6026         pass_sms): New.
6027         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
6028         pass_gcse2): New.
6029         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
6030         pass_postreload_cse): New.
6031         * profile.c (gate_handle_profiling, pass_profiling,
6032         rest_of_handle_branch_prob, pass_branch_prob): New.
6033         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
6034         pass_split_before_regstack, gate_handle_split_before_regstack,
6035         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
6036         rest_of_handle_split_all_insns, pass_split_all_insns): New.
6037         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
6038         pass_stack_regs): New.
6039         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
6040         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
6041         pass_stack_adjustments): New.
6042         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
6043         pass_regrename): New.
6044         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
6045         pass_delay_slots, gate_handle_machine_reorg,
6046         rest_of_handle_machine_reorg, pass_machine_reorg): New.
6047         * rtl.h (extern void purge_line_number_notes): New.
6048         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
6049         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
6050         pass_sched2): New.
6051         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
6052         pass_tracer): New.
6053         * value-prof.c (gate_handle_value_profile_transformations,
6054         rest_of_handle_value_profile_transformations,
6055         pass_value_profile_transformations): New.
6056         * var-tracking.c (gate_handle_var_tracking,
6057         pass_variable_tracking): New.
6058         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
6060         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
6061         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
6062         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
6063         rest_of_handle_old_regalloc, rest_of_handle_regrename,
6064         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
6065         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
6066         rest_of_handle_gcse2, rest_of_handle_regmove,
6067         rest_of_handle_tracer, rest_of_handle_if_conversion,
6068         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
6069         rest_of_handle_web, rest_of_handle_branch_prob,
6070         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
6071         rest_of_handle_jump_bypass, rest_of_handle_combine,
6072         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6073         rest_of_handle_gcse, rest_of_handle_loop_optimize,
6074         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
6075         rest_of_handle_mode_switching, rest_of_handle_jump,
6076         rest_of_handle_eh, rest_of_handle_stack_adjustments,
6077         rest_of_handle_flow2, rest_of_handle_jump2,
6078         rest_of_handle_peephole2, rest_of_handle_postreload,
6079         rest_of_handle_shorten_branches, rest_of_clean_state,
6080         rest_of_compilation): Remove.
6082         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
6083         * passes.c (dump_flags, in_gimple_form, all_passes,
6084         all_ipa_passes, all_lowering_passes, register_one_dump_file,
6085         register_dump_files, next_pass_1, last_verified, execute_todo,
6086         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
6087         from tree-optimize.c.
6088         (init_optimization_passes): Moved from tree-optimize.c,
6089         adding the RTL optimizations.
6090         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
6091         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
6092         all_ipa_passes, all_lowering_passes, register_one_dump_file,
6093         register_dump_files, next_pass_1, last_verified, execute_todo,
6094         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
6095         init_tree_optimization_passes, ipa_passes): Delete.
6096         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
6097         the RTL dumps.
6098         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
6099         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
6100         from tree.h.
6101         (ipa_passes): Remove.
6102         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
6103         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
6104         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
6105         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
6106         (dump_info_p, dump_flag): Moved to tree-dump.h.
6108         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
6109         cgraph.c, opts.c.
6110         * passes.c (finish_optimization_passes): Use dump_begin
6111         and dump_end, TDI_end.
6112         (gate_rest_of_compilation): New.
6113         (pass_rest_of_compilation): Use it.
6114         (gate_postreload, pass_postreload): New.
6115         * toplev.c (general_init): Rename init_tree_optimization_passes.
6116         * toplev.h (init_tree_optimization_passes): Rename to
6117         init_optimizations_passes.
6118         * tree-dump.c (dump_flag): Make static.
6119         (dump_files): Remove RTL dumps.
6120         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
6121         pass_cleanup_cfg, pass_free_cfg_annotations,
6122         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
6123         pass_init_datastructures, pass_fixup_cfg): Make non-static.
6124         * tree-pretty-print.c: Include tree-pass.h.
6125         * cgraph.c: Include tree-dump.h.
6127 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
6129         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
6130         Only fall back to saying it points to readonly memory if
6131         we can't do better.
6133 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
6135         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
6136         * config/m32r/m32r.c (m32r_compute_frame_size,
6137         m32r_expand_prologue): Take current_function_profile into
6138         account whenever we reference
6139         current_function_uses_pic_offset_table.
6140         (m32r_finalize_pic): Remove.
6141         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
6143 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
6145         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
6146         instead of $<.  Don't remove ./as if it already exists.
6148 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6150         PR target/21723
6151         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
6152         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
6153         for complex modes when generating code for PA 1.0.
6154         (VALID_FP_MODE_P): New macro.
6155         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
6156         sets for all general and floating point modes.  Align wide floating
6157         point modes to even register boundaries to comply with architectural
6158         requirements.
6159         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
6160         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
6161         (VALID_FP_MODE_P): New macro.
6162         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
6163         sets for all general and floating point modes.  Align wide floating
6164         point modes to even register boundaries to comply with architectural
6165         requirements.
6167 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
6169         * tree-dump.c (dump_files): Initialize dump number for .cgraph
6170         to 0.
6172 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
6174         * tree-ssa-structalias.c: Don't include expr.h.
6176 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
6178         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
6179         comments.
6181 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
6183         Fix PR tree-optimization/22279
6185         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
6186         correct operator.
6188 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
6190         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
6192 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
6194         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
6195         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
6196         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
6197         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
6198         config/stormy16/stormy16.c, config/v850/v850.c,
6199         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
6200         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
6201         Avoid "." or "\n" at end of diagnostics and capital letters at
6202         start of diagnostics.
6203         * combine.c, cse.c: Don't translate dump file output.
6204         * toplev.c (print_version): Only translate output if going to
6205         stderr.
6207 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
6209         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
6210         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
6211         typos.
6213 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6215         * pa.c (fix_range): Fix typo in comment.
6217 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
6219         * tree-vrp.c (extract_range_from_assert): Replace
6220         fold (build (...)) with fold_build2.
6222 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6224         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
6225         gcc_gfc_char_table, init_dynamic_gfc_info): New.
6226         (format_types_orig, handle_format_attribute): Add support for
6227         format "gcc_gfc".
6229 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6231         * varasm.c (assemble_variable): Fix format specifier thinko.
6233 2005-07-03  Ira Rosen  <irar@il.ibm.com>
6235         PR tree-optimization/22029 (and 22135)
6236         * tree-pretty-print.c (dump_generic_node): Check that the node is not
6237         a phi node before calling dump_vops.
6239 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6241         * tree-dump.h (dump_string_field): Declare.
6242         * tree-dump.c: Use it instead of dump_string.
6243         (dump_string_field): Make non-static.
6245 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
6247         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
6248         up the minimal CFG stuff always when optimize > 0.  Call
6249         split_all_insns_noflow in PIC case if needed.
6251 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6252             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
6254         PR c++/18279
6255         * c-decl.c (c_write_global_declarations): Dump contents of
6256         external scope to.
6257         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
6258         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
6259         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
6260         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
6261         is enabled.
6263 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
6265         * c-common.h (GCC_DIAG_STYLE): Define.
6266         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
6267         version for format checking to 4.1.
6268         * c-format.c: Include toplev.h after c-common.h.
6269         (enum format_type): Add gcc_tdiag_format_type.
6270         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
6271         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
6272         (format_types_orig): Add gcc_tdiag.
6273         (init_dynamic_diag_info): Support gcc_tdiag formats.
6274         (handle_format_attribute): Likewise.
6275         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
6276         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
6277         version for format checking to 4.1.
6278         (warning0, warning, error, pedwarn, sorry): Use
6279         ATTRIBUTE_GCC_DIAG.
6280         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
6281         (finish_aliases_1): Do not use %qE.
6282         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
6283         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
6284         Correct format bugs.
6285         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
6286         parameter to unsigned HOST_WIDE_INT.
6287         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
6289 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
6291         PR middle-end/21742
6292         * expr.c (write_complex_part): Use adjust_address for MEM.
6293         (read_complex_part): Same.
6295 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
6297         Fix PR tree-optimization/22280
6299         * tree-sra.c (generate_element_init): Remove useless loop.
6301 2005-07-02  Richard Henderson  <rth@redhat.com>
6303         * config/alpha/alpha.c (alpha_legitimize_address): Check for
6304         TLS_MODEL_NONE.
6305         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
6307 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
6309         PR middle-end/14490
6310         * fold-const.c (fold_binary): Handle the return value of
6311         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
6312         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
6314 2005-07-02  Jeff Law  <law@redhat.com>
6316         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
6317         a eliminate type conversion which feeds an equality comparison
6318         if the original type or either operand in the comparison is a
6319         function pointer.
6321 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
6323         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
6324         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
6325         texts.
6326         * config/avr/avr.c: Do not use '`' as left quote.
6327         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
6328         Remove "." from end of diagnostics.  Make diagnostics start with
6329         lowercase letter.
6331 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
6332             Joseph S. Myers  <joseph@codesourcery.com>
6334         * toplev.c (default_tree_printer): Handle setting location with
6335         '+' flag.
6336         * c-objc.common.c (c_tree_printer): Likewise.
6337         * c-format.c (gcc_diag_flag_specs): Add '+'.
6338         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6339         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6340         formats.
6341         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6342         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6343         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6344         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6345         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6346         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
6347         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
6348         format arguments where %J is used without %D.
6350 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
6352         * gcc.c (LINK_SSP_SPEC): Define.
6353         (link_ssp_spec): New variable.
6354         (LINK_COMMAND_SPEC): Add %(link_ssp).
6355         (static_specs): Add link_ssp_spec.
6356         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6357         * configure: Rebuilt.
6358         * config.in: Rebuilt.
6360         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6361         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6362         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6363         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6364         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6365         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6366         -0x7008(2) instead of reading __stack_chk_guard variable.
6367         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6368         number.
6369         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6370         (stack_protect_set, stack_protect_test): Use *_tls* patterns
6371         if TARGET_THREAD_SSP_OFFSET is defined.
6372         (stack_tls_protect_set_si, stack_tls_protect_set_di,
6373         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6375         Revert:
6376         2005-06-27  Richard Henderson  <rth@redhat.com>
6377         * libgcc-std.ver (GCC_4.1.0): New.
6378         * libgcc.h (__stack_chk_guard): Declare.
6379         (__stack_chk_fail, __stack_chk_fail_local): Declare.
6380         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6381         * mklibgcc.in (lib2funcs): Add them.
6383 2005-07-01  Richard Henderson  <rth@redhat.com>
6385         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6386         void * before struct sigcontext *.
6387         (x86_fallback_frame_state): Likewise.
6389 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
6391         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6393 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
6395         PR tree-opt/22269
6396         * tree-ssa-reassoc.c (should_transpose): Fix which operand
6397         we check for SSA_NAME for.
6399 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
6401         Fix PR tree-optimization/22071
6403         * tree-ssa-structalias.c (offset_overlaps_with_access): New
6404         function.
6405         (get_constraint_for_component_ref): Use it.
6407 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
6409         PR other/22264
6410         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6411         print out the last new line.
6413 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
6415         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6416         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6417         * config/cris/cris.c (cris_conditional_register_usage): Adjust
6418         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6419         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6420         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6421         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6422         (enum reg_class): New member CC0_REGS.
6423         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6424         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6425         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6426         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6427         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6428         Adjust for register now described.
6430 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
6432         PR target/22262
6433         * config/i386/i386.md (stack_protect_test_si,
6434         stack_protect_test_di): Add earlyclobber for scratch 3.
6435         * config/rs6000/rs6000.md (stack_protect_testsi,
6436         stack_protect_testdi): Add earlyclobber for scratch 3,
6437         remove earlyclobber from scratch 4.
6439 Older entries for 2005 can be found in ChangeLog-2005.