OSDN Git Service

9bd66bb0866adaa78d39c929b9c27e959d1ff52b
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-09-19  Richard Sandiford  <richard@codesourcery.com>
2
3         * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4         (ADDITIONAL_REGISTER_NAMES): Add missing comma.  Remove final comma.
5
6 2005-09-19  Richard Henderson  <rth@redhat.com>
7
8         * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
9         vcondu<SSEMODE12>.
10
11 2005-09-19  Richard Henderson  <rth@redhat.com>
12
13         * config/ia64/ia64.c (ia64_expand_widen_sum): New.
14         (ia64_expand_dot_prod_v8qi): New.
15         * config/ia64/ia64-protos.h: Update.
16         * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
17         widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
18         sdot_prodv8qi, sdot_prodv4hi): New.
19         (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
20
21 2005-09-19  Richard Henderson  <rth@redhat.com>
22
23         PR 23941
24         * real.c (exact_real_truncate): Return false if the format cannot
25         represent the number as a normal.
26
27         * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
28         for a memory source.
29
30 2005-09-19  Dorit Nuzman  <dorit@il.ibm.com>
31
32         * tree-ssa-operands.c (swap_tree_operands): Export.
33         * tree.h (swap_tree_operands): Declare.
34         * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
35         Call swap_tree_operands.
36         
37 2005-09-19  Richard Henderson  <rth@redhat.com>
38
39         * tree-flow.h (merge_alias_info): Declare.
40         * tree-ssa-copy.c (merge_alias_info): Export.
41         * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
42         (vect_create_data_ref_ptr): Use create_iv directly.
43         (vectorizable_load): Use correct types for integer constants.
44         (vect_generate_tmps_on_preheader): Likewise.
45         (vect_gen_niters_for_prolog_loop): Likewise.
46
47 2005-09-19  Steven Bosscher  <stevenb@suse.de>
48
49         PR rtl-optimization/23943
50         * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
51
52 2005-09-18  Jan Hubicka  <jh@suse.cz>
53
54         * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
55
56 2005-09-18  Eric Botcazou  <ebotcazou@adacore.com>
57
58         * varasm.c (output_constant): Do not abort on conversions to union
59         types between different sizes.
60
61 2005-09-18  Richard Guenther  <rguenther@suse.de>
62
63         PR middle-end/23944
64         * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
65         fallback.
66
67 2005-09-18  Paul Brook  <paul@codesourcery.com>
68
69         * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
70
71 2005-09-17  Richard Henderson  <rth@redhat.com>
72
73         * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
74         * tree-ssa-loop.c (pass_vect_dce): Remove.
75         * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
76         of pass_vectorize.
77
78 2005-09-17  Richard Henderson  <rth@redhat.com>
79
80         * tree-pass.h (pass_vect_dce): Declare.
81         * passes.c (init_optimization_passes): Add it.
82         * tree-flow.h (tree_ssa_dce): Declare.
83         * tree-ssa-dce.c (tree_ssa_dce): Export.
84         * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
85         (gate_tree_vectorize): ... here.
86         (pass_vect_dce): New.
87
88 2005-09-17  Jan Hubicka  <jh@suse.cz>
89
90         * except.c (struct eh_status): Turn region_array into vec.
91         (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
92         convert_from_eh_region_ranges, find_exception_handler_labels, 
93         current_function_has_exception_handlers, assign_filter_values, 
94         build_post_landing_pads, dw2_build_landing_pads,
95         sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
96         sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
97         foreach_reachable_handler, can_throw_internal_1,
98         convert_to_eh_region_ranges, verify_eh_tree): Update uses of
99         region_array.
100         (duplicate_eh_region_1): Update region_array.
101         (duplicate_eh_regions): Resize region_array and avoid recomputing.
102
103 2005-09-17  David Edelsohn  <edelsohn@gnu.org>
104
105         PR middle-end/22067
106         * expmed.c (expand_mult): Substitute simple register for op0 when
107         computing max_cost.
108
109 2005-09-17  Richard Henderson  <rth@redhat.com>
110
111         * expr.c (emit_move_via_integer): Add force argument, pass it on
112         to emit_move_change_mode.  Update callers.
113         (emit_move_complex): Pass true to new force argument.
114         * function.c (expand_function_end): Move expand_eh_return call
115         earlier.  Merge sub-word complex values into a pseudo before
116         copying to the return hard register.
117
118 2005-09-17  Eric Botcazou  <ebotcazou@adacore.com>
119
120         * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
121         between different sizes.
122
123 2005-09-16  Paolo Bonzini  <bonzini@gnu.org>
124
125         PR 23903
126
127         * passes.c (init_optimization_passes): Register dump files for
128         IPA passes first.
129
130 2005-09-16  Andreas Krebbel  <krebbel1@de.ibm.com>
131
132         * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
133         * config/s390/s390.c (s390_overlap_p): New function.
134         * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
135         peephole2, "*xc" peephole2): Added overlap check to the peephole2
136         condition.
137
138 2005-09-16  Richard Guenther  <rguenther@suse.de>
139
140         * ipa-pure-const.c (static_execute): Free auxiliar information.
141         * ipa-type-escape.c (discover_unique_type): Free temporary key.
142         * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
143
144 2005-09-15  DJ Delorie  <dj@redhat.com>
145
146         * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
147
148 2005-09-15  Paolo Bonzini  <bonzini@gnu.org>
149
150         * optabs.c (expand_binop): Use swap_commutative_operands_with_target
151         to order operands.
152         (swap_commutative_operands_with_target): New.
153
154 2005-09-15  Daniel Berlin  <dberlin@dberlin.org>
155
156         * tree-data-ref.c (analyze_array_indexes): Add estimate_only
157         parameter.
158         Update callers.
159         (estimate_iters_using_array): New function.
160         * tree-data-ref.h (estimate_iters_using_array): Prototype
161         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
162         Use estimate_iters_using_array instead of analyze_array.
163         
164 2005-09-15  Eric Botcazou  <ebotcazou@adacore.com>
165
166         * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
167         as addressable.
168
169 2005-09-15  Michael Matz  <matz@suse.de>
170
171         * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
172
173 2005-09-14  Daniel Berlin  <dberlin@dberlin.org>
174
175         PR tree-optimization/23835
176         * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
177         (create_name_tags): Rewrite to be not O(num_ssa_names^2).
178
179 2005-09-14  Richard Henderson  <rth@redhat.com>
180
181         * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
182         (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
183
184 2005-09-14  Andrew Pinski  <pinskia@physics.uc.edu>
185
186         * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
187         in the ARRAY_TYPE case.
188
189 2005-09-14  Eric Botcazou  <ebotcazou@adacore.com>
190
191         * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
192
193 2005-09-14  Uros Bizjak  <uros@kss-loka.si>
194
195         PR middle-end/22480
196         * tree-vect-transform.c (vectorizable_operation): Return false for
197         scalar shift operations and for vector shift operations with
198         non-invariant shift arguments.  Use scalar tree operand op1 as
199         a shift operand when vector shift insn pattern uses scalar shift
200         operand.
201         * Makefile.in (tree-vect-transform.o): Depend on recog.h.
202
203 2005-09-14  Olivier Hainque  <hainque@adacore.com>
204
205         * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
206         value if it has side-effects.
207
208 2005-09-14  David Edelsohn  <edelsohn@gnu.org>
209
210         PR target/22068
211         * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
212
213 2005-09-14  Alan Modra  <amodra@bigpond.net.au>
214
215         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
216         passed as NAME as if it were label at start of function code.
217
218 2005-09-13  Kaz Kojima  <kkojima@gcc.gnu.org>
219
220         * config/sh/sh.md (*movv4sf_i): Add general register cases to
221         the constraints.
222
223 2005-09-13  Andrew Pinski  <pinskia@physics.uc.edu>
224
225         * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
226         as early clobber.  Rewrite so the PIC register is not implicitly used.
227
228 2005-09-13  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
229
230         * tree.c (annotate_with_file_line): Compare line numbers before
231         file names.
232
233 2005-09-13  Uros Bizjak  <uros@kss-loka.si>
234
235         PR target/23816
236         * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
237         (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
238
239 2005-09-13  Ian Lance Taylor  <ian@airs.com>
240
241         * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
242         than a HOST_WIDEST_INT to gen_doloop_begin.
243
244 2005-09-13  Diego Novillo  <dnovillo@redhat.com>
245
246         * tree-dfa.c (dump_variable): Guard against NULL annotations.
247
248 2005-09-13  Zdenek Dvorak  <dvorakz@suse.cz>
249
250         PR tree-optimize/23817
251         * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
252
253 2005-09-13  Alan Modra  <amodra@bigpond.net.au>
254
255         PR target/23774
256         * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
257         word before changing the stack pointer.  Use gen_frame_mem for MEMs.
258         Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
259         (restore_stack_nonlocal): Likewise.
260         (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
261
262 2005-09-12  Ian Lance Taylor  <ian@airs.com>
263
264         PR g++/7874
265         * c.opt (ffriend-injection): New C++ option.
266         * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
267         (C++ Dialect Options): Document -ffriend-injection.
268
269 2005-09-12  Josh Conner  <jconner@apple.com>
270
271         PR middle-end/23237
272         * ipa-reference.c (static_execute): Don't mark variables in
273         named sections TREE_READONLY.
274
275 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
276
277         * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
278         stack_tie.
279
280 2005-09-12  Andrew Pinski  <pinskia@physics.uc.edu>
281
282         * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and 
283         V_MUST_DEF instead of just the first_use_p.
284         Don't mark the virtual variables for renaming on the statement which 
285         is being removed.
286         (pass_dse): Remove TODO_update_ssa.
287
288 2005-09-12  J"orn Rennecke <joern.rennecke@st.com>
289
290         PR middle-end/23290
291         * stor-layout.c (compute_record_mode): For records with a single
292         field, actually check the field's mode size against the type size.
293
294         * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
295         registers for TARGET_SHMEDIA.
296         (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
297         GENERAL_FP_REGS to GENERAL_DF_REGS.  Add GENERAL_FP_REGS as union
298         of GENERAL_REGS and FP_REGS.
299
300 2005-09-12  Bernd Schmidt  <bernd.schmidt@analog.com>
301
302         * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
303
304 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
305
306         * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
307         CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
308         are omitted.  Exclude stack_tie insn too.
309
310 2005-09-11  David Edelsohn  <edelsohn@gnu.org>
311
312         PR rtl-optimization/23098
313         * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
314         0.0f is easy.
315         * config/rs6000/rs6000.md (movdf splitter): Use
316         const_double_operand predicate for TARGET_POWERPC64.
317         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
318         SYMBOL_REF method to ABI_V4.
319
320         * config/rs6000/altivec.md (build_vector_mask_for_load): Use
321         replace_equiv_address.
322         * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
323         rs6000_sr_alias_set and MEM_NOTRAP.
324         (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
325
326 2005-09-11  Eric Botcazou  <ebotcazou@adacore.com>
327
328         * tree.c (contains_placeholder_p) <tcc_expression>: Properly
329         handle CALL_EXPR again.
330
331 2005-09-11  Richard Earnshaw  <richard.earnshaw@arm.com>
332
333         * arm/predicates.md (alignable_memory_operand): Delete.
334
335 2005-09-10  Richard Henderson  <rth@redhat.com>
336
337         PR debug/23806
338         * dbxout.c (dbxout_expand_expr): New.
339         (dbxout_symbol): Use it.
340
341 2005-09-10  Richard Earnshaw  <richard.earnshaw@arm.com>
342
343         * arm.c (arm_gen_rotated_half_load): Delete.
344         (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
345         (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
346         (thumb_set_return_address): Likewise.
347         (thumb_load_double_from_address): Use adjust_address.
348         * arm.md (splits calling arm_gen_rotated_half_load): Delete.
349         (extendhsisi2_mem, movhi_bytes): Use change_address.
350         (movhi): Use widen_memory_access.
351         (reload_out_df): Use replace_equiv_address.
352         * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
353
354 2005-09-09  Richard Henderson  <rth@redhat.com>
355
356         PR debug/20998
357         * dbxout.c: Include expr.h.
358         (dbxout_global_decl): Don't suppress for DECL_RTL unset.
359         (dbxout_symbol): Handle DECL_VALUE_EXPR.
360         * Makefile.in (dbxout.o): Add EXPR_H.
361
362 2005-09-09  Zdenek Dvorak  <dvorakz@suse.cz>
363
364         PR tree-optimization/23509
365         * tree-cfg.c (replace_uses_by): Use replace_exp.
366         * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
367         pointers have name_mem_tag or type_mem_tag set.
368
369 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
370
371         * tree-chrec.c (evolution_function_is_invariant_rec_p): Use 
372         CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
373         of wrongly accessing operands.
374
375 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
376
377         * Makefile.in (tree-chrec.o): Depends on SCEV_H.
378         * tree-chrec.c: Include tree-scalar-evolution.h.
379         (chrec_convert): Instantiate the base and step before calling
380         scev_probably_wraps_p that would fail on parametric evolutions.
381         Collect all the fails into a single section failed_to_convert,
382         print a diagnostic, and return chrec_dont_know instead of calling
383         fold_convert.
384         * tree-scalar-evolution.c (loop_closed_phi_def): New.
385         (instantiate_parameters_1): Avoid instantiation of loop closed ssa
386         phi nodes.
387         (scev_const_prop): Don't replace the definition of a loop closed ssa
388         phi node by itself, or by another loop closed ssa phi node.
389         * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
390         that base and step are defined.
391
392 2005-09-09  Richard Guenther  <rguenther@suse.de>
393
394         PR c++/23624
395         * fold-const.c (fold_ternary): Check truth_value_p before
396         calling invert_truthvalue.
397
398 2005-09-09  Nick Clifton  <nickc@redhat.com>
399
400         * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
401         * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
402         dimension of these arrays.
403         * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
404         these arrays.
405         * longlong.h: Only provide a prototype for the __clz_tab[] array
406         if this header has not been included from libgcc2.h.
407         * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
408         defining own types.
409         Provide prototypes for exported functions.
410         Use the __clz_tab[] and __popcount_tab[] arrays provided by
411         libgcc2.c.
412
413 2005-09-08  Josh Conner  <jconner@apple.com>
414
415         PR c++/21135
416         PR c++/23180
417         * expr.c (expand_expr_addr_expr_1): Don't invoke
418         expand_simple_binop for EXPAND_INITIALIZER.
419
420 2005-09-08  Richard Henderson  <rth@redhat.com>
421
422         PR debug/23190
423         * toplev.c (wrapup_global_declaration_1): Split out ...
424         (wrapup_global_declaration_2): ... from ...
425         (wrapup_global_declarations): ... here.  Return bool.
426         (check_global_declaration_1): Split out ...
427         (check_global_declarations): from here.
428         (emit_debug_global_declarations): New.
429         * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
430         check_global_declaration_1, emit_debug_global_declarations): Declare.
431         * c-decl.c (c_write_global_declarations_1): Don't create a vector
432         of decls.  Call wrapup_global_declaration_1,
433         wrapup_global_declaration_2, check_global_declaration_1 directly.
434         (c_write_global_declarations_2): New.
435         (ext_block): New.
436         (c_write_global_declarations): Call c_write_global_declarations_2.
437         * langhooks.c (write_global_declarations): Call
438         emit_debug_global_declarations.
439
440         * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
441         remove decls that have DECL_RTL_SET_P.
442         * passes.c (rest_of_decl_compilation): Invoke
443         cgraph_varpool_finalize_decl for all but functions.
444
445 2005-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
446
447         * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
448         the result of a conversion if the new min and max cannot be compared.
449
450 2005-09-08  Andreas Krebbel  <krebbel1@de.ibm.com>
451
452         * config/s390/s390.c (s390_sr_alias_set): Variable removed.
453         (override_options): Setting s390_sr_alias_set removed.
454         (save_fpr, save_gprs): Set alias set to vararg or frame.
455         (restore_fpr, restore_gprs, s390_emit_prologue): Replace 
456         s390_sr_alias_set with get_frame_alias_set ().
457         (s390_gimplify_va_arg): Replace s390_sr_alias_set with
458         get_varargs_alias_set ().
459
460 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
461
462         PR objc/20574
463         PR objc/19324
464         * c-parser.c (c_parser_objc_method_definition): If the next
465         token is not "{", error out and don't start the function.
466
467 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
468
469         * tree-vrp.c (extract_range_from_expr): Move the check for non
470         nullness after the check for gimple invariant.
471
472 2005-09-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
473
474         * tree.c (host_integerp, tree_low_cst): Correct function comment.
475
476 2005-09-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
477
478         PR target/23747
479         * config/m32r.md (movmemsi_internal): Canonicalize order of
480         operands in PLUS component of template.
481
482 2005-09-07  Andreas Krebbel  <krebbel1@de.ibm.com>
483
484         * reload1.c (fixup_eh_region_note): Remove assertion.
485         (fixup_abnormal_edges): Reverted removal of call to 
486         find_many_sub_basic_blocks made on 2005-08-31.
487
488 2005-09-07  Richard Henderson  <rth@redhat.com>
489
490         * function.c (ARG_POINTER_CFA_OFFSET): Move ...
491         * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
492         (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
493         * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
494         rearrange for better packing.
495         (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
496         (lookup_cfa_1): Remove inline marker.
497         (cfa_equal_p): Split out of ...
498         (def_cfa_1): ... here.  Use INVALID_REGNUM.
499         (build_cfa_loc): Handle !cfa->indirect.
500         (frame_pointer_cfa_offset): New.
501         (dbx_reg_number): Assert register elimination performed; do
502         leaf register remapping.
503         (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
504         (eliminate_reg_to_offset): New.
505         (based_loc_descr): Remove can_use_fbreg argument.  Use fbreg only
506         for verifiably local stack frame addresses; re-base to CFA.
507         (mem_loc_descriptor): Remove can_use_fbreg argument.
508         (concat_loc_descriptor, loc_descriptor): Likewise.
509         (containing_function_has_frame_base): Remove.
510         (rtl_for_decl_location): Don't do register elimination or
511         leaf register remapping here.
512         (secname_for_decl): Split out from ..
513         (add_location_or_const_value_attribute): ... here.
514         (convert_cfa_to_loc_list): New.
515         (compute_frame_pointer_to_cfa_displacement): New.
516         (gen_subprogram_die): Use them.
517         * tree.h (frame_base_decl): Remove.
518         * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
519         (prologue_stack_adjust): Remove.
520         (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
521         (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
522         (set_frame_base_location): Remove.
523         (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
524         (dump_attrs_list, dump_dataflow_set): Use string concatenation.
525         (vt_add_function_parameters): Don't eliminate_regs.
526         (vt_initialize): Don't create frame_base_decl.
527
528 2005-09-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
529
530         * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
531         version of GNU binutils for 4.x and later.
532
533 2005-09-06  Mark Mitchell  <mark@codesourcery.com>
534
535         * ggc-page.c (ggc_push_context): Remove.
536         (ggc_pop_context): Likewise.
537         * ggc.h (ggc_push_context): Remove.
538         (ggc_pop_context): Likewise.
539
540 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
541
542         PR target/8973
543         * config/arc/arc.c (arc_output_function_epilogue): Update flags while
544         returning from an interrupt handler.
545
546 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
547
548         PR target/8972
549         * config/arc/arc.c (output_shift): Add check for loop count when
550         optimizing.
551
552 2005-09-06  Steven Bosscher  <stevenb@suse.de>
553
554         * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
555         form manually.
556         (abs_replacement): Likewise.
557         (pass_phiopt): Remove TODO_update_ssa.
558
559 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
560
561         PR c/23075
562         * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
563         if "return with no value, in function returning non-void" warning
564         has been issued.
565         * tree-cfg.c (execute_warn_function_return): Don't look at
566         RETURN_EXPRs with TREE_NO_WARNING set.
567
568         PR target/22362
569         * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
570         for internal functions doesn't use registers used by global registers
571         variables.  Use fewer register parameters if there are global register
572         variables.
573
574 2005-09-06  Olivier Hainque  <hainque@adacore.com>
575             Eric Botcazou  <ebotcazou@adacore.com>
576
577         PR middle-end/14997
578         * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
579         when we would be extracting outside its bit span (bitpos+bitsize
580         larger than its mode), possible with some VIEW_CONVERT_EXPRs from
581         Ada unchecked conversions.
582
583 2005-09-06  Steven Bosscher  <stevenb@suse.de>
584
585         * tree-ssa-pre.c (try_look_through_load): New function.
586         (compute_avail): Use it to try to look through loads for some
587         more useful expressions.
588
589 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
590
591         * simplify-rtx.c (simplify_binary_operation_1): Correct the 
592         condition for detecting cases like (a&a) and (a^a).
593
594 2005-09-06  Keith Besaw  <kbesaw@us.ibm.com>
595
596         * common.opt: Add option ftree-vect-loop-version.
597         * params.def: Add --param vect-max-version-checks.
598         * doc/invoke.texi: Document ftree-vect-loop-version and
599         --param vect-max-version-checks.
600         * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
601         may_misalign_stmts and defines for accessors.
602         * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
603         LOOP_VINFO_MAY_MISALIGN_STMTS.
604         (destroy_loop_vec_info): VEC_free for
605         LOOP_VINFO_MAY_MISALIGN_STMTS.
606         * tree-vect-analyze.c (vect_compute_data_ref_alignment):
607         Update documentation.
608         (vect_update_misalignment_for_peel): New.
609         (vect_enhance_data_refs_alignment): Update to choose loop
610         peeling or loop versioning if appropriate for the (potentially)
611         unaligned data references in the loop.
612         (vect_analyze_data_refs_alignment): Remove call to
613         vect_enhance_data_refs_alignment so the checks can be done
614         earlier.
615         (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
616         and move up call to vect_analyze_data_refs_alignment.
617         * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
618         (vect_transform_loop): Add call to loop_version.
619
620 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
621
622         PR rtl-optimization/23098
623         * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
624         * simplify-rtx.c (constant_pool_reference_p): New function.
625         * rtl.h (constant_pool_reference_p): New prototype.
626         * config/i386/i386.md (pushf split, mov[sdx]f split): Use
627         constant_pool_reference_p in condition and
628         avoid_constant_pool_reference in preparation statements.
629
630 2005-09-06  Andreas Krebbel  <krebbel1@de.ibm.com>
631
632         * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for 
633         STRICT_LOW_PART SETs.
634
635 2005-09-06  Alan Modra  <amodra@bigpond.net.au>
636
637         PR middle-end/21460
638         * except.c (sjlj_emit_function_enter): Find the function begin
639         note even when it's not in first basic block.
640
641 2005-09-06  Kelley Cook  <kcook@gcc.gnu.org>
642
643         * acinclude.m4: Renamed from aclocal.m4.  Delete AM_LANGINFO_CODESET,
644         AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
645         * aclocal.m4: Regenerate.
646
647 2005-09-05  DJ Delorie  <dj@redhat.com>
648
649         * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
650         of macro.
651
652 2005-09-06  Kazu Hirata  <kazu@codesourcery.com>
653
654         * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
655         config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
656         config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
657         Follow spelling conventions.
658         * doc/invoke.texi: Follow spelling conventions.
659
660 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
661
662         * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
663         * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
664         * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
665
666 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
667
668         PR target/23683
669         * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
670         (output_stack_adjust): Use gen_tmp_stack_mem.
671         (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
672         (sh_set_return_address, sh_allocate_initial_value): Likewise.
673         (sh_get_pr_initial_val): Likewise.
674         (sh_builtin_saveregs): Use gen_frame_mem and change_address.
675         (sh_initialize_trampoline): Likewise.  Also use adjust_address.
676         * sh.md (divsi_inv_m0): Use gen_const_mem.
677         (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
678         (movdf_i4+1): Use gen_tmp_stack_mem.
679         (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
680         (fpu_switch+2): Likewise.
681         (movv4sf_i, movv16sf_i): Use adjust_address.
682         (symGOT_load): Set MEM_NOTRAP_P bit.
683
684 2005-09-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
685
686         PR target/23721
687         * pa.c (emit_move_sequence): Fix typo in last change.
688
689 2005-09-03  Jakub Jelinek  <jakub@redhat.com>
690
691         PR rtl-optimization/23454
692         * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
693         is true.
694
695 2005-09-03  Richard Henderson  <rth@redhat.com>
696             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
697
698         PR middle-end/23671
699         * pa.c (emit_move_sequence): Use replace_equiv_address instead of
700         gen_rtx_MEM.
701
702 2005-09-02  Nicolas Pitre <nico@cam.org>
703
704         * config/arm/arm.c (arm_legitimize_address): Limit the value passed
705         to bit_count to 32 bits.
706
707 2005-08-31  Mark Mitchell  <mark@codesourcery.com>
708
709         PR c++/23167
710         * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
711         generating synthetic loads from volatile lvalues.
712
713 005-09-02  Nick Clifton  <nickc@redhat.com>
714
715         * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
716         __ctzhi2, __clzhi2): New functions.
717
718 2005-09-02  Andrew Pinski  <pinskia@physics.uc.edu>
719
720         PR middle-end/23547
721         * tree-nested.c (struct var_map_elt): Mark with GTY.
722         (struct nesting_info): Mark with GTY.  Mark var_map's param is struct
723         var_map_elt.
724         (lookup_field_for_decl): Allocate new element in GC memory.
725         (lookup_tramp_for_decl): Likewise.
726         (convert_nl_goto_reference): Likewise
727         (create_nesting_tree): Allocate info in GC memory. Likewise for
728         info->var_map.
729         (free_nesting_tree): Free with ggc_free instead of free.
730         (root): New static variable.
731         (lower_nested_functions): Remove root as local variable.  And zero out
732         root at the end of the function.
733
734 2005-09-02  J"orn Rennecke <joern.rennecke@st.com>
735
736         PR rtl-optimization/20365
737         * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
738         to short.  New member ix.
739         (simplify_plus_minus_op_data_cmp): Break ties using ix member.
740         (simplify_plus_minus): Initialize ix members before calling qsort.
741
742 2005-09-02  Zdenek Dvorak  <dvorakz@suse.cz>
743
744         PR tree-optimization/23626
745         * tree-cfg.c (replace_uses_by): Clean up eh info.
746
747 2005-09-01  DJ Delorie  <dj@redhat.com>
748
749         * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
750         fprintf.
751
752 2005-09-01  David Edelsohn  <edelsohn@gnu.org>
753
754         * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
755         (rs6000_split_multireg_move): Use replace_equiv_address instead of
756         gen_rtx_MEM.
757
758 2005-09-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>
759
760         * c-decl.c (diagnose_mismatched_decls):  With -Wredundant-decls,
761         do not issue warning for a variable definition following
762         a declaration.
763
764 2005-09-01  Richard Henderson  <rth@redhat.com>
765
766         PR 23668
767         * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
768         conversion to CONST_VECTOR.
769
770 2005-09-01  Richard Henderson  <rth@redhat.com>
771
772         PR 23676
773         * reload1.c (reload_as_needed): Check !CALL_P before calling
774         fixup_eh_region_note.
775         * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
776
777 2005-09-01  DJ Delorie  <dj@redhat.com>
778
779         * varasm.c (output_constant): Let the target resolve
780         conversions of addresses to non-default pointer sizes.
781
782 2005-09-01  Nicolas Pitre <nico@cam.org>
783
784         * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
785         to alow matching ARM pre-indexed addressing mode.
786         (arm_override_options): Remove now irrelevant comment.
787
788 2005-09-01  Phil Edwards  <phil@codesourcery.com>
789
790         * config.gcc (i*86-wrs-vxworks):  Update.  Split out vxworksae target.
791         * config/i386/t-vxworks:  Update multilibs for VxWorks 6 and RTP mode.
792         * config/i386/vxworks.h:  Likewise.
793         * config/i386/t-vxworksae:  New file, for VxWorks AE.
794         * config/i386/vxworksae.h:  Likewise.
795
796 2005-09-01  Sebastian Pop  <pop@cri.ensmp.fr>
797
798         PR tree-optimization/23410
799         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
800         sequence is not wrapping during the first step.
801
802 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
803
804         PR debug/7241
805         * dwarf2out.c (base_type_die): Compare char_type_node with
806         TYPE_MAIN_VARIANT (type), not type.
807
808 2005-09-01  Richard Guenther  <rguenther@suse.de>
809
810         PR tree-optimization/15366
811         * common.opt: Add -finline-functions-called-once.
812         Put -fearly-inlining in alphabetically ordered place.
813         * doc/invoke.texi: Document new option.
814         * ipa-inline.c (cgraph_decide_inlining): Honour
815         flag_inline_functions_called_once.
816
817 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
818
819         PR rtl-optimization/23478
820         * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
821         (alloc_qty): Initialize it.
822         (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
823         (combine_regs): Combine also n_throwing_calls_crossed fields.
824         (find_free_reg): Don't attempt to caller-save pseudos crossing
825         calls that might throw.
826         * global.c (struct allocno): Add throwing_calls_crossed field.
827         (global_alloc): Revert 2005-08-22 change.  Initialize
828         throwing_calls_crossed.
829         (find_reg): Don't attempt to caller-save pseudos crossing calls that
830         might throw.
831
832 2005-09-01  Alan Modra  <amodra@bigpond.net.au>
833
834         PR target/23649
835         * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
836         (mask64_operand): Reinstate code prior to 2005-06-11 change.
837         (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
838         (and64_2_operand): Tweak to use predicate.
839         (and_operand): Adjust for mask_operand changes.
840         * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
841         (print_operand): Likewise.
842         (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
843         (mask64_1or2_operand): Delete.
844         * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
845         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
846         (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
847         (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
848         * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
849         (rotldi3_internal4): Likewise.
850         (rotldi3_internal5, rotldi3_internal5 split): Likewise.
851         (rotldi3_internal6, rotldi3_internal6 split): Likewise.
852         (ashldi3_internal7): Likewise.
853         (ashldi3_internal8, ashldi3_internal8 split): Likewise.
854         (ashldi3_internal, ashldi3_internal9 split): Likewise.
855         (anddi3 split): Don't match mask64_operand.
856         (anddi3_internal2): Add rlwinm.  Modify 't' splitter predicate.
857         (anddi3_internal3): Add rlwinm.  Use and64_2_operand in non-cr0
858         splitter and match TARGET_64BIT not TARGET_POWERPC64.  Modify
859         't' splitter predicate.
860         (movdi_internal64 + 2): Revert 2005-06-11 change.
861
862 2005-08-31  DJ Delorie  <dj@redhat.com>
863
864         * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
865         (m32c_asm_integer): Add support for 32 bit pointers.
866
867 2005-08-31  Richard Henderson  <rth@redhat.com>
868
869         * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
870         component-like references for setting MEM_NOTRAP_P.
871
872         * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
873         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
874
875 2005-08-31  Richard Henderson  <rth@redhat.com>
876
877         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
878         into a pseudo before applying gen_lowpart.
879
880 2005-08-31  Geoffrey Keating  <geoffk@apple.com>
881
882         * doc/install.texi (Specific): Update cctools version required
883         for full functionality.
884         * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
885         linkers as -macosx_version_min.
886
887 2005-08-31  J"orn Rennecke <joern.rennecke@st.com>
888
889         PR target/21255
890         * sh.c (print_operand, %R and %S): Add handling of floating point
891         registers, memory, constants and invalid operands.
892
893 2005-08-31  Daniel Berlin  <dberlin@dberlin.org>
894
895         * ipa-pure-const.c: Change dump name.
896
897 2005-08-31 Uros Bizjak <uros@kss-loka.si>
898
899         PR target/23570
900         * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
901         to "reg_or_0_operand".
902         (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
903
904 2005-08-31  Dale Johannesen  <dalej@apple.com>
905
906         * loop-iv.c (iv_number_of_iterations):  Fix overflow check for
907         loops that count down.
908
909 2005-08-31  Richard Henderson  <rth@redhat.com>
910
911         PR rtl-opt/23601
912         * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
913         (fixup_eh_region_note): New.
914         (reload_as_needed): Call it.
915         (fixup_abnormal_edges): Allow all throwing insns to be deleted;
916         don't call find_many_sub_basic_blocks; call verify_flow_info.
917         * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
918         (keep_stack_depressed): Likewise.
919         (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
920
921 2005-08-31  Richard Henderson  <rth@redhat.com>
922
923         * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
924         fp return matching.
925
926 2005-08-31  Fariborz Jahanian <fjahanian@apple.com>
927
928         * expr.c (expand_expr_real_1): Compare size of address 
929         mode to target's address mode size in deciding expansion of 
930         the constant address.
931
932 2005-08-31  Richard Guenther  <rguenther@suse.de>
933
934         PR middle-end/23477
935         * expr.c (all_zeros_p): New function.
936         (expand_expr_real_1): Handle the case of an all-zero
937         non-addressable constructor separately.
938
939 2005-08-31  Adrian Straetling  <straetling@de.ibm.com>
940
941         * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
942         arguments, adjust all callers.
943         (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
944
945 2005-08-30  Richard Henderson  <rth@redhat.com>
946
947         PR target/23630
948         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
949         whenever the mode sizes match.
950
951 2005-08-31  Alan Modra  <amodra@bigpond.net.au>
952
953         * calls.c (load_register_parameters): Fix comment typo.
954         * expr.c (emit_push_insn): Comment formatting.
955
956 2005-08-30  Ian Lance Taylor  <ian@airs.com>
957
958         * config/i386/x-cygwin (host-cygwin): Change dependency from
959         hosthooks-def.h to $(HOSTHOOKS_DEF_H).
960
961 2005-08-29  Geoffrey Keating  <geoffk@apple.com>
962
963         * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
964         parts of 'vals'.
965
966 2005-08-29  Andrew Pinski  <pinskia@physics.uc.edu>
967
968         PR middle-end/23408
969         * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
970         call to ggc_collect.
971
972 2005-08-29  Paolo Bonzini  <bonzini@gnu.org>
973
974         PR bootstrap/21268
975         * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
976         beginning.  Remove $(INCLUDES) from all the rules, if following
977         $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
978
979 2005-08-29  Jakub Jelinek  <jakub@redhat.com>
980
981         PR middle-end/23484
982         * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
983         fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
984         not constant, but maxlen is, don't set len to maxlen, rather
985         set maxlen to len if len is a constant.
986
987 2005-08-29  Zdenek Dvorak  <dvorakz@suse.cz>
988
989         PR tree-optimization/23475
990         * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
991         and counts.
992
993 2005-08-28  Daniel Berlin  <dberlin@dberlin.org>
994
995         Fix PR middle-end/22455
996
997         * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
998         Checksum only the parts of the tree that exist for the tree code.
999
1000 2005-08-28  Dale Johannesen  <dalej@apple.com>
1001
1002         * config/i386/i386.c (nocona_cost):  Increase MOVE_RATIO.
1003
1004 2005-08-28  Andrew Pinski  <pinskia@physics.uc.edu>
1005
1006         * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
1007
1008 2005-08-28  Richard Henderson  <rth@redhat.com>
1009
1010         * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
1011         * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
1012         of char_type_node.
1013
1014 2005-08-28  Jakub Jelinek  <jakub@redhat.com>
1015
1016         PR ada/23593
1017         * builtins.c (get_memory_rtx): Don't strip nops
1018         in between COMPONENT_REFs.
1019
1020 2005-08-27  Andrew Pinski  <pinskia@physics.uc.edu>
1021
1022         PR middle-end/23463
1023         * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
1024         types.
1025         (gimplify_modify_expr): Check for zero sized types and gimplify the
1026         rhs and lhs as statements.
1027
1028 2005-08-27  John David Anglin  <dave.anflin@nrc-cnrc.gc.ca>
1029
1030         PR libgcj/23508
1031         * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
1032         state for return address column of signal frames.
1033
1034 2005-08-27  David Edelsohn  <edelsohn@gnu.org>
1035
1036         PR target/23539
1037         * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
1038         bytes >= 2 not bytes == 2.
1039         (expand_block_move): Same.
1040
1041 2005-08-27  Richard Guenther  <rguenther@suse.de>
1042
1043         PR target/23575
1044         * config/i386/sse.md (sse2_movsd): Add missing closing
1045         braces.
1046
1047 2005-08-27  Paul Brook  <paul@codesourcery.com>
1048
1049         * genrecog.c (enum decision_type): Add DT_num_insns.
1050         (struct decision_test): Add u.num_insns.
1051         (add_to_sequence): Add DT_num_insns test.
1052         (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
1053         (write_cond, debug_decision_2): Ditto.
1054         (change_state): Assume peep2_next_insn never fails.
1055         Remove "afterward" argument.
1056         (write afterward, write_tree): Update to match.
1057         * recog.c (peep2_current_count): New variable.
1058         (peep2_next_insn): Check it.
1059         (peephole2_optimize): Set peep2_current_count.
1060         * recog.h (peep2_current_count): Declare.
1061
1062 2005-08-26  Josh Conner  <jconner@apple.com>
1063
1064         PR middle-end/23584
1065         * ipa-pure-const.c (check_tree): Check for volatile-ness
1066         when considering a dereference.
1067
1068 2005-08-27  Jakub Jelinek  <jakub@redhat.com>
1069
1070         * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
1071
1072 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
1073
1074         PR rtl-optimization/23561
1075         * builtins.c (get_memory_rtx): Add LEN argument.  If MEM_EXPR is
1076         a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
1077         at most LEN bytes long memory fits into the field.
1078         (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
1079         expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
1080         expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
1081
1082 2005-08-26  Richard Henderson  <rth@redhat.com>
1083
1084         PR rtl-opt/23560
1085         * loop.c (biased_biv_may_wrap_p): New.
1086         (maybe_eliminate_biv_1): Use it to suppress non-equality
1087         comparison transformations.  Delete disabled code.
1088
1089 2005-08-26  Ian Lance Taylor  <ian@airs.com>
1090
1091         * combine.c (make_extraction): Avoid reference outside object.
1092
1093 2005-08-26  J"orn Rennecke <joern.rennecke@st.com>
1094
1095         * stor-layout.c (finalize_type_size): Restore behaviour for
1096         non-aggregate types to the status quo ante of the patch for
1097         pr 23467.  Document why it matters.
1098
1099 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
1100
1101         PR c/23506
1102         * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
1103         array by one element, initialize the BT_LAST element with NULL.
1104
1105 2005-08-26  David Edelsohn  <edelsohn@gnu.org>
1106
1107         * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1108         optimizing for size.
1109         (plus_eqsi): Same.
1110         (compare_plus_eqsi): Same.
1111         (plus_eqsi_compare): Same.
1112         (neg_eq0<mode>): Same.
1113         (neg_eq<mode>): Same.
1114
1115         * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1116         PROCESSOR_POWER4.
1117
1118 2005-08-26  Nick Clifton  <nickc@redhat.com>
1119
1120         * config/v850/v850.c (ep_memory_operand): Return FALSE if
1121         TARGET_EP is not defined.
1122         * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1123         TARGET_EP is enabled.
1124         (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1125         * config/v850/v850.md (save_all_interrupt): Only use the EP
1126         register if TARGET_EP is defined.
1127         (restore_all_interrupt): Likewise.
1128         * config/v850/lib1funcs.asm: Update functions so that the EP
1129         register is only used if __EP__ is defined.
1130
1131 2005-08-26  David Ung  <davidu@mips.com>
1132
1133         * config/mips/mips.c (mips_expand_prologue): Handle case when
1134         generating for MIPS16 and the outgoing argument area is more than
1135         SMALL_OPERAND. Use the frame pointer as temporary to generate the
1136         add instruction.
1137
1138 2005-08-26  Paul Woegerer  <paul.woegerer@nsc.com>
1139
1140         * config/crx/crx.md: Make doloop_end pattern usage controllable
1141         via mloop-nesting=<max-nesting> command line switch. Make sure
1142         the combiner cannot use doloop_end_<mode> in an illegal way.
1143         * config/crx/crx.c: Use regs up to r6 for argument passing.
1144         Refine crx_address_cost (non cst4 displacements are expensive).
1145         * config/crx/crx.opt: Add switch for mloop-nesting=.
1146
1147 2005-08-26  Adrian Straetling  <straetling@de.ibm.com>
1148
1149         * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1150         (UNSPEC_MVST): New constant.
1151
1152 2005-08-26  Andreas Krebbel  <krebbel1@de.ibm.com>
1153
1154         * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1155         Reject operands containing eliminable registers.
1156         * testsuite/gcc.dg/20050825-1.c: New testcase.
1157
1158 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1159             Jan Hubicka  <jh@suse.cz>
1160
1161         * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1162
1163 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1164
1165         PR tree-optimization/23546
1166         * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1167         and REAL_CST nodes.
1168
1169 2005-08-24  Pete Steinmetz  <steinmtz@us.ibm.com>
1170
1171         * params.def (PARAM_MIN_SPEC_PROB): New.
1172         * sched-rgn.c (MIN_PROBABILITY): Delete.
1173         (compute_trg_info): Convert to PARAM_VALUE.
1174         * doc/invoke.texi (param): Document min-spec-prob.
1175
1176 2005-08-24  Fariborz Jahanian <fjahanian@apple.com>
1177
1178         * config/darwin.h: define __PIC__
1179         * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1180         TARGET_OS_CPP_BUILTINS macro.
1181
1182 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1183
1184         * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1185         yesterday.
1186
1187 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
1188
1189         * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1190         to duplicate_block.
1191         * cfghooks.c (duplicate_block): Added position where to place
1192         new block as argument.
1193         * cfghooks.h (duplicate_block): Declaration changed.
1194         * cfglayout.c (copy_bbs): Add argument after.  Pass it to
1195         duplicate_block.
1196         * cfglayout.h (copy_bbs): Declaration changed.
1197         * cfgloop.h (loop_version): Declaration changed.
1198         * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1199         position to copy_bbs.
1200         (loop_version): Pass position to duplicate_loop_to_header_edge.
1201         Add place_after argument and position new blocks according to
1202         it.
1203         * modulo-sched.c (sms_schedule): Pass place_after argument
1204         to loop_version.
1205         * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1206         * tree-cfg.c (split_edge_bb_loc): New function.
1207         (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1208         to determine position of new blocks.
1209         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1210         to loop_version.
1211         * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1212         argument to duplicate_block.
1213         * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1214         Pass position to copy_bbs.
1215
1216 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
1217
1218         * fold-const.c (ptr_difference_const): Use
1219         cst_and_fits_in_hwi instead of host_integerp.
1220
1221 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
1222
1223         * config/darwin.c (gen_pic_offset): New.
1224         (machopic_indirect_data_reference,  machopic_legitimize_pic_address):
1225         Use it.
1226
1227 2005-08-23  Zdenek Dvorak  <dvorakz@suse.cz>
1228
1229         PR tree-optimization/23486
1230         * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1231
1232 2005-08-23  Phil Edwards  <phil@codesourcery.com>
1233
1234         * config.gcc (*-*-vxworks*):  Update tm_file, add extra_options,
1235         remove use_collect2.
1236         (powerpc-wrs-vxworks):  Update, split out *-*-vxworksae target.
1237
1238         * target-def.h (TARGET_HAVE_CTORS_DTORS):  Allow target
1239         configuration files to override the default value.
1240
1241         * config/t-vxworks:  Remove INSTALL_ASSERT_H.  Define STMP_FIXPROTO,
1242         EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1243         * config/vx-common.h:  New file, split out from...
1244         * config/vxworks.h:  here.  Update for VxWorks 6.x and RTP mode.
1245         * config/vxworksae.h:  New file, for VxWorks AE.
1246         * config/vxworks.opt:  New file.
1247         * config/vxlib.c:  Update for VxWorks 6.
1248
1249         * config/rs6000/t-vxworks (MULTILIB_OPTIONS):  New list.  Adjust
1250         other MULTILIB_* variables appropriately.
1251         (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS):  Correct from t-ppccomm.
1252         * config/rs6000/t-vxworksae:  New file, adjust multilibs for AE.
1253         * config/rs6000/vxworks.h:  Update for VxWorks 6.
1254         * config/rs6000/vxworksae.h:  New file, mostly placeholder for now.
1255
1256 2005-08-23  Andrew Pinski  <pinskia@physics.uc.edu>
1257
1258         PR target/20799
1259         * config/darwin.c (machopic_select_section): Remove the hack to
1260         mark "::operator new" and "::operator delete" for coalescing
1261         even though they are not weak.
1262
1263 2005-08-24  Alan Modra  <amodra@bigpond.net.au>
1264
1265         * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1266         * configure: Regenerate.
1267
1268 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
1269
1270         PR middle-end/23517
1271         * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1272         between vectors.
1273         * convert.c (convert_to_integer, convert_to_vector): Likewise.
1274         * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1275         Likewise.
1276
1277 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
1278
1279         * config/rs6000/predicates.md (equality_operator): New.
1280         * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1281         comparison with a large constant.
1282
1283 2005-08-23  Mark Mitchell  <mark@codesourcery.com>
1284
1285         * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1286
1287 2005-08-23  J"orn Rennecke <joern.rennecke@st.com>
1288
1289         * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1290         registers is even, and we have a hardware double precision fp,
1291         align the buffer.
1292         (sh_gimplify_va_arg_expr): For floating point arguments, consider
1293         size of current argument when checking if argument was passed in
1294         registers.
1295
1296         * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1297
1298         PR middle-end/23467
1299         * stor-layout.c (finalize_type_size): Dont override
1300         existing alignment with a smaller alignment from the mode.
1301
1302 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
1303
1304         * lambda-code.c (lambda_vector_lexico_pos): Moved...
1305         * lambda.h (lambda_vector_lexico_pos): ... here.
1306         * tree-data-ref.c (build_classic_dist_vector): Return false when
1307         the distance vector is lexicographically negative.
1308
1309 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
1310
1311         PR tree-optimization/23511
1312         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't 
1313         handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1314
1315 2005-08-23  Jakub Jelinek  <jakub@redhat.com>
1316
1317         PR tree-optimization/22043
1318         * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1319         * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1320         If ALLOW_FLEXARR, handle types ending with flexible array member.
1321         Pass false as second argument to recursive count_type_elements calls.
1322         (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1323         argument to count_type_elements call.
1324         * tree-sra.c (decide_block_copy): Likewise.
1325         * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1326         for a constant-sized object, set cleared as well.  Pass true as
1327         second argument to count_type_elements call.
1328
1329 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
1330
1331         PR target/21571
1332         * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1333         from legitimate_small_data_p, and make global.  Update use.
1334         Remove forward declaration.
1335         * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1336         Declare.
1337         * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1338
1339 2005-08-23  David Edelsohn  <edelsohn@gnu.org>
1340
1341         * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1342         of scratch intermediates.
1343         (eq<mode>_compare): Same.
1344         (neg_eq0<mode>): New.
1345         (neg_eq<mode>): Convert to define_insn_and_split.
1346
1347 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
1348
1349         PR target/23070
1350         * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1351         stdarg functions, set/clear the fp marker even when no variable
1352         args are passed.
1353         * config/rs6000/sysv4.opt (mprototype): Describe.
1354
1355 2005-08-22  Jakub Jelinek  <jakub@redhat.com>
1356
1357         PR rtl-optimization/23478
1358         * regs.h (reg_info): Add throw_calls_crossed.
1359         (REG_N_THROWING_CALLS_CROSSED): Define.
1360         * flow.c (allocate_reg_life_data): Initialize
1361         REG_N_THROWING_CALLS_CROSSED.
1362         (propagate_one_insn, attempt_auto_inc): Update
1363         REG_N_THROWING_CALLS_CROSSED.
1364         * global.c (global_alloc): Don't allocate pseudos across
1365         calls that may throw.
1366
1367 2005-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
1368
1369         PR c/18715
1370         * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1371         value is inbetween the range if we did not find an exact match.
1372
1373 2005-08-22  Aldy Hernandez  <aldyh@redhat.com>
1374
1375         * doc/invoke.texi (Option Summary): Add ms1 options.
1376         * doc/extend.texi: Document interrupt handler attribute for ms1.
1377         * doc/md.texi: Document ms1 constraints.
1378         * config.gcc: Add ms1-*-elf.
1379         * config/ms1/ms1.h: New.
1380         * config/ms1/ms1.c: New.
1381         * config/ms1/ms1.md: New.
1382         * config/ms1/ms1-protos.h: New.
1383         * config/ms1/ABI.txt: New.
1384         * config/ms1/crti.asm: New.
1385         * config/ms1/crtn.asm: New.
1386         * config/ms1/lib2extra-funcs.c: New.
1387         * config/ms1/t-ms1: New.
1388         * config/ms1/ms1.opt: New.
1389
1390 2005-08-22 Ira Rosen <irar@il.ibm.com>
1391
1392         * config/rs6000/altivec.md (xorv4sf3): New.
1393         (negv4sf2, neg<mode>2): Likewise.
1394
1395 2005-08-21  H.J. Lu  <hongjiu.lu@intel.com>
1396
1397         PR target/23485
1398         * config/ia64/ia64.md (divsi3): Check divide by zero.
1399         (udivsi3): Likewise.
1400         (divdi3): Likewise.
1401         (udivdi3): Likewise.
1402
1403 2005-08-21  Jakub Jelinek  <jakub@redhat.com>
1404
1405         * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1406         up to elem_bitsize bits, not max_bitsize.
1407
1408 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
1409
1410         PR tree-optimization/23433
1411         * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1412         REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1413
1414 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
1415
1416         PR tree-optimization/23434
1417         * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1418         the iteration bound is not an INTEGER_CST.
1419
1420 2005-08-21  Dorit Nuzman  <dorit@il.ibm.com>
1421
1422         * tree-vect-transform.c (get_initial_def_for_reduction): Set
1423         need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1424         NULL if need_epilog_adjust is false.
1425         (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1426         Case 3 always peels first itration, not just for PLUS case, and no need
1427         to use scalar_initial_def here. Create an epilog adjustment only if
1428         scalar_initial_def is not NULL.
1429
1430         (vectorizable_reduction): Remove assert. 
1431
1432 2005-08-20  H.J. Lu  <hongjiu.lu@intel.com>
1433
1434         PR target/23485
1435         * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1436         (__moddi3): Likewise.
1437         (__udivdi3): Likewise.
1438         (__umoddi3): Likewise.
1439         (__divsi3): Likewise.
1440         (__modsi3): Likewise.
1441         (__udivsi3): Likewise.
1442         (__umodsi3): Likewise.
1443
1444 2005-08-20  Jakub Jelinek  <jakub@redhat.com>
1445
1446         * tree-pass.h (TDF_GRAPH): Define.
1447         * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1448         * passes.c (finish_optimization_passes): Only call
1449         finish_graph_dump_file if TDF_GRAPH is set.
1450         (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1451         NULL.  Set TDF_GRAPH bit.
1452         (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1453
1454 2005-08-20  Richard Earnshaw  <richard.earnshaw@arm.com>
1455
1456         * arm.h (arm_stack_offsets): Add locals_base field.
1457         * arm.c (arm_get_frame_offsets): Compute it.
1458         (thumb_compute_initial_elimination offset): Make the Thumb frame
1459         pointer point to the base of the local variables.
1460         (thumb_expand_prologue): Update accordingly.
1461         (thumb_expand_epilogue): Likewise.
1462
1463         * arm.md (thumb_movhi_clobber): Make this insn a define_expand.  Change
1464         mode of clobbered scratch to DImode.  Handle a case that's known to
1465         need this.
1466
1467 2005-08-19  David Edelsohn  <edelsohn@gnu.org>
1468
1469         * config/rs6000/rs6000.md (gt0<mode>): Delete.
1470         (gt0<mode>_compare): Delete.
1471         (neg_gt0<mode>): Delete.
1472
1473 2005-08-19  Eric Christopher  <echristo@apple.com>
1474
1475         * optabs.h: Change CTI_ to COI_.
1476         * optabs.c: Ditto.
1477
1478 2005-08-19  James E Wilson  <wilson@specifix.com>
1479
1480         * builtins.c (expand_builtin_return_addr): Set
1481         current_function_accesses_prior_frames when count != 0.  Use
1482         frame_pointer_rtx when count == 0.
1483         * function.h (struct function): Add accesses_prior_frames field.
1484         (current_function_accesses_prior_frames): Define.
1485         * reload1.c (init_elim_table): Check
1486         current_function_accesses_prior_frames.
1487         * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1488
1489 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
1490
1491         * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1492         indicator.  Return true if the flowgraph changed during
1493         cleanup.
1494
1495 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
1496
1497         PR 23476
1498         * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1499         conditional expression before testing its value.
1500
1501 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
1502
1503         * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1504
1505 2005-08-19  Devang Patel  <dpatel@apple.com>
1506
1507         PR tree-optimization/23048
1508         * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1509         third parameter. Check whether latch is dominated by exit
1510         block or not.
1511         (if_convertible_loop_p): Supply exit block itself to
1512         if_convertible_bb_p.
1513
1514 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
1515
1516         PR target/23473
1517         * arm.md (arm_load_pic_register): Change argument to the mask of
1518         saved registers.  Call thumb_find_work_register if we need a
1519         scratch register on Thumb.
1520         (arm_expand_prologue): Pass empty register set to
1521         arm_load_pic_register.
1522         (thumb_expand_prologue): Pass live_regs_mask directly to
1523         arm_load_pic_register.
1524         * arm-protos.h (arm_load_pic_register): Update prototype.
1525
1526 2005-08-19  J"orn Rennecke <joern.rennecke@st.com>
1527
1528         * sh.c (find_sole_member): New function.
1529         (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1530         if the record's alignment is larger than the size of its only member.
1531
1532 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
1533
1534         PR target/23436
1535         * arm.c (thumb_legitimize_reload_address): New function.
1536         * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1537         * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1538
1539 2005-08-19  Paul Woegerer  <paul.woegerer@nsc.com>
1540
1541         * config/crx/crx.c: Implement crx_decompose_address. Reject
1542         symbolic displacements since CRX register relative adressing
1543         mode can't handle unsigned 32-bit values as displacements.
1544         * config/crx/crx.h: Simplify definitions, remove redundant
1545         parenthesis and obsolete macros.
1546         * config/crx/crx.opt: Add new switch for debugging addresses.
1547         * config/crx/crx-protos.h: Add new declarations for above.
1548
1549 2005-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
1550
1551         PR middle-end/20624
1552         * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1553         looking past it.
1554
1555 2005-08-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1556
1557         * collect2.c (dup2): Delete.
1558         * configure.ac: Don't check for dup2.
1559
1560         * config.in, configure: Regenerate.
1561
1562 2005-08-18  J"orn Rennecke <joern.rennecke@st.com>
1563
1564         * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1565         record with the type of its only member.
1566
1567 2005-08-18  David Edelsohn  <edelsohn@gnu.org>
1568
1569         * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1570         define_insn_and_split.
1571         (plus_ltu<mode>_compare): Same.
1572         (gtu<mode>_compare): Same.
1573         (plus_gtu<mode>_compare): Same.
1574
1575 2005-08-18  Dorit Nuzman  <dorit@il.ibm.com>
1576
1577         PR tree-optimization/22228
1578         * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1579         todo_flags_start.
1580         * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1581         are recorded in vect_vnames_to_rename for renaming.
1582         * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1583         (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1584         in vect_vnames_to_rename.
1585         (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1586         * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1587
1588 2005-08-18  Jan Hubicka  <jh@suse.cz>
1589
1590         PR c++/22034
1591         * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1592         info only for local statics, not for member variables.
1593
1594 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1595
1596         * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1597
1598 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1599
1600         * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1601
1602 2005-08-18  Andrew Pinski  <pinskia@physics.uc.edu>
1603
1604         PR middle-end/16045
1605         * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1606
1607 2005-08-17  James E Wilson  <wilson@specifix.com>
1608
1609         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1610         array size check.
1611
1612 2005-08-17  David Edelsohn  <edelsohn@gnu.org>
1613
1614         * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1615         (leu<mode>_compare): Same.
1616         (plus_leu<mode>): Same.
1617         (neg_leu<mode>): Same.
1618         (and_neg_leu<mode): Same.
1619         (ltu<mode>_compare): Same.
1620         (plus_ltu<mode>): Same.
1621         (geu<mode>): Same.
1622         (geu<mode>_compare): Same.
1623         (plus_geu<mode>): Same.
1624         (neg_geu<mode>): Same.
1625         (and_neg_geu<mode>): Same.
1626         (plus_gt<mode>): Same.
1627         (gtu<mode>_compare): Same.
1628         (plus_gtu<mode>): Same.
1629
1630 2005-08-17  Erik Christiansen  <erik@dd.nec.com.au>
1631
1632         * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1633         Move call_table_data to end.  Delete spurious .text.
1634         (callt_save_all_interrupt): Fix comment typo.
1635
1636 2005-08-17  James E Wilson  <wilson@specifix.com>
1637             Kevin Winchester  <winchester@amirix.com>
1638
1639         PR target/21684
1640         * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1641
1642 2005-08-17  Uros Bizjak  <uros@kss-loka.si>
1643
1644         PR target/23268
1645         * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1646         ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1647
1648 2005-08-17  J"orn Rennecke <joern.rennecke@st.com>
1649
1650         * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1651         record with the type of its only member if the modes don't match.
1652
1653         * varasm.c (decode_reg_name): Skip empty additional register names.
1654
1655 2005-08-16  Zdenek Dvorak  <dvorakz@suse.cz>
1656
1657         * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1658         lsm_tmp_name_length): New.
1659         (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1660         (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1661
1662 2005-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1663             Andreas Krebbel  <krebbel1@de.ibm.com>
1664
1665         * config.gcc: Added z9-109 switch.
1666         * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1667         "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1668         "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1669         "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1670         "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1671         for "z9_109" cpu attribute.
1672         * config/s390/s390.c (z9_109_cost): New processor cost structure.
1673         (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1674         (s390_handle_arch_option): Added z9-109 switch.
1675         (override_options): Set respective cost function for z9-109.
1676         (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1677         (legitimate_reload_constant_p): Accept extended immediates.
1678         (print_operand): Three new output modifiers added: k, m and o.
1679         (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1680         (s390_output_mi_thunk): Use extended immediate when possible.
1681         * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1682         (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1683         (CONSTRAINT_LEN): Added length of O constraint.
1684         (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1685         * config/s390/s390.md ("cpu"): New value z9_109 added.
1686         ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1687         "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1688         "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1689         "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1690         "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1691         ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1692         "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1693         "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1694         ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1695         "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1696         "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1697         "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1698         "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1699         "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1700         "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1701         immediates.
1702         ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1703         "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1704         insns for TARGET_EXTIMM.
1705
1706 2005-08-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1707
1708         * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1709
1710 2005-08-17  Nick Clifton  <nickc@redhat.com>
1711
1712         * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1713         Call default_encode_section_info.
1714
1715 2005-08-17  Steven Bosscher  <stevenb@suse.de>
1716
1717         PR tree-optimization/21574
1718         * tree-ssa-ccp.c (likely_value): If the right hand side is a
1719         constant, return CONSTANT.
1720         (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1721         (ccp_fold, visit_assignment): Likewise.
1722         (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1723
1724 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
1725
1726         * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1727         fold_buildN instead of buildN then fold_initializer or fold.
1728         (build_unary_op): Likewise.
1729         (build_binary_op): Likewise.
1730         * fold-const.c (fold_initializer): Remove.
1731         (fold_build1_initializer): New function.
1732         (fold_build2_initializer): New function.
1733         (fold_build3_initializer): New function.
1734         * tree.h (fold_initializer): Remove.
1735         (fold_build1_initializer): New function.
1736         (fold_build2_initializer): New function.
1737         (fold_build3_initializer): New function.
1738
1739 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
1740
1741         * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1742         (try_move_mult_to_index): Call fold_build2 instead of build2.
1743         (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1744         * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1745         fold_binary_to_constant.
1746         (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1747         fold (build.
1748         * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1749         check if A == gcd (A, B).  Remove TYPE argument.
1750         (analyze_offset) Use fold_build2 instead of fold (build.
1751         (create_data_ref): Likewise.
1752         (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1753         * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1754         then fold.
1755
1756 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
1757
1758         * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1759         ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1760
1761 2005-08-16  Andrew Pinski  <pinskia@physics.uc.edu>
1762
1763         PR tree-opt/23402
1764         * gimplify.c (zero_sized_type): New function.
1765         (gimplify_modify_expr_rhs): If we have a zero sized type,
1766         replace the statement with an empty statement.
1767
1768 2005-08-16  H.J. Lu  <hongjiu.lu@intel.com>
1769
1770         * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1771         fxsave.
1772
1773 2005-08-16  Ian Lance Taylor  <ian@airs.com>
1774
1775         * doc/tm.texi (Label Output): Correct typo.
1776
1777 2005-08-16  Steven Bosscher  <stevenb@suse.de>
1778
1779         PR target/23376
1780         * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1781         force_operand will work later on using have_insn_for.
1782
1783 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1784
1785         * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1786
1787 2005-08-16  Ian Lance Taylor  <ian@airs.com>
1788
1789         PR c++/23337
1790         * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1791         vector type, don't try to construct it element by element.  Add an
1792         assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1793
1794 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1795
1796         * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1797
1798 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
1799
1800         * doc/invoke.texi (Precompiled Headers): Document some more options
1801         which are known to be safe.
1802
1803 2005-08-16  James E Wilson  <wilson@specifix.com>
1804
1805         PR tree-optimization/21105
1806         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1807         TREE_OVERFLOW check.
1808
1809 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
1810
1811         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1812         (neg_ltu<mode>): Same.
1813         (gtu<mode>): Same.
1814         (neg_gtu<mode>): Same.
1815
1816 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1817
1818         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1819         (fold_builtin_isdigit): Use fold_buildN.
1820         (build_function_call_expr): Likewise.
1821         * c-typeck.c (c_finish_loop): Likewise.
1822
1823 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
1824             Richard Shann <rshann@superh.com>
1825
1826         PR middle-end/20396:
1827         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1828
1829 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
1830
1831         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1832
1833 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
1834
1835         PR target/23355
1836         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1837         arm_compure_save_reg0_reg12_mask to determine when the PIC register
1838         must be saved.
1839
1840 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1841
1842         PR middle-end/23369
1843         * fold-const.c (build_range_check): Disable optimization for function
1844         pointer expressions on targets that require function pointer
1845         canonicalization.
1846
1847 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
1848
1849         * simplify-rtx.c (simplify_const_relational_operation): When
1850         extracting arguments of a COMPARE, recompute the mode as well.
1851
1852 2005-08-15  Ian Lance Taylor  <ian@airs.com>
1853
1854         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1855
1856 2005-08-15  DJ Delorie  <dj@redhat.com>
1857
1858         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1859         the stack.
1860         (movsi_splittable): Allow, but split, moves to the stack.
1861         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1862         stack.
1863
1864 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1865
1866         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1867         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1868         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1869
1870         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1871         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1872         Delete HOST_PTR_PRINTF.
1873
1874         * configure, config.in: Regenerate.
1875
1876 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
1877
1878         * config/rs6000/rs6000.md (QHSI): New mode macro.
1879         (wd): Extend mode attr for QImode and HImode
1880         (dbits): New mode attr.
1881         (zero_extend<mode>di2): Convert to mode macro.
1882
1883 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
1884
1885         PR target/21841
1886         * doc/invoke.texi (-mgnu-ld): Update description.
1887         (-mhp-ld): Ditto.
1888
1889 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
1890
1891         PR 23391
1892         * Makefile.in (tree-chrec.o): Depends on real.h.
1893         * tree-chrec.c: Include real.h.
1894         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1895         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1896         * tree-scalar-evolution.c (add_to_evolution_1,
1897         interpret_rhs_modify_expr): Ditto.
1898
1899 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
1900
1901         PR 23386
1902         * tree-data-ref.c (estimate_niter_from_size_of_data): When
1903         step is negative compute the estimation from init downwards to zero.
1904
1905 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
1906
1907         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1908
1909 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
1910
1911         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1912         constraint.
1913         (legitimate_reload_constant_p): Fix handling of lliXX operands.
1914         Accept double-word constants that can be split.
1915         * config/s390/s390.md ("movti"): Use 'P' constraint.
1916         ("*movdi_31", "*movdf_31"): Likewise.
1917
1918 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
1919
1920         Fix PR tree-optimization/22615
1921
1922         * tree-ssa-structalias.c (solution_set_add): Handle
1923         first_vi_for_offset returning NULL.
1924         (do_da_constraint): Ditto.
1925         (do_sd_constraint): Ditto.
1926         (do_ds_constraint): Ditto
1927         (find_func_aliases): Ditto.
1928         (build_constraint_graph): RHS is allowed be ANYTHING.
1929         (first_vi_for_offset): Return NULL if we couldn't find anything at
1930         the offset.
1931
1932 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
1933
1934         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1935         over memory as first operand.
1936
1937 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
1938
1939         PR target/23360
1940         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1941         available for setting it.
1942
1943 2005-08-14  Ira Rosen  <irar@il.ibm.com>
1944
1945         PR tree-optimization/23320
1946         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1947         data-refs' types instead of base object nullness. Add check for
1948         pointer type data-refs before first location comparison. Remove
1949         assert.
1950
1951 2005-08-14  Andreas Schwab  <schwab@suse.de>
1952
1953         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1954
1955 2005-08-13  James E Wilson  <wilson@specifix.com>
1956
1957         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1958         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1959         -fstack-protector-all, --param ssp-buffer-size): Document.
1960         (-Wvariadic-macros): Alphabetize.
1961         (-fsched-stalled-insns-dep): Add missing 'f'.
1962
1963         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1964         macros.
1965
1966 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
1967
1968         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1969         or indirect address operand.
1970         (EXTRA_ADDRESS_CONSTRAINT): New.
1971         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1972
1973 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
1974
1975         PR tree-optimization/22236
1976         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1977         successors and predecessors.
1978         * tree-chrec.c (chrec_convert): Before converting, check that
1979         sequences don't wrap.
1980         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1981         (analyze_array): Extern.
1982         (find_data_references_in_loop): Remove call to
1983         compute_estimated_nb_iterations.
1984         * tree-data-ref.h (analyze_array): Declared.
1985         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1986         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1987         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1988         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1989         condition.
1990         * tree-ssa-loop-ivcanon.c: Fix documentation.
1991         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1992         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1993         (infer_loop_bounds_from_undefined): New.
1994         (estimate_numbers_of_iterations_loop): Use
1995         infer_loop_bounds_from_undefined.
1996         (used_in_pointer_arithmetic_p): New.
1997         (scev_probably_wraps_p): Pass an extra parameter.  Call
1998         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
1999         (convert_step): Fix documentation.
2000         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
2001         Use initial_condition_in_loop_num and evolution_part_in_loop_num
2002         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
2003         scev_probably_wraps_p.
2004
2005 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
2006
2007         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
2008         (s390_register_info): Ignore clobbered_regs information for fixed
2009         registers, and only fixed registers.
2010         (s390_init_frame_layout): Remove redundant call.
2011
2012 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
2013
2014         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
2015         description of -Wold-style-casts.
2016
2017 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2018             Jakub Jelinek  <jakub@redhat.com>
2019
2020         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2021         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
2022         * config/s390/s390.c (print_operand): New output modifier 'G' added.
2023         (get_thread_pointer): Renamed to s390_get_thread_pointer.
2024         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
2025         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
2026         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
2027         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2028         ("stack_protect_set", "stack_protect_test"): New expanders.
2029         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
2030         "stack_protect_testdi"): New insn definitions.
2031
2032 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2033
2034         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2035
2036 2005-08-12  Paul Brook  <paul@codesourcery.com>
2037
2038         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2039
2040 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2041
2042         * config/s390/predicates.md (setmem_operand): New predicate.
2043         (shift_count_operand): Accept ANDs with special constants as
2044         operand.
2045         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
2046         with special constants.
2047         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
2048         shift_count_operand with setmem_operand.
2049
2050 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2051
2052         * config/s390/s390.c (s390_extract_part, s390_single_part):
2053         Type cast added.
2054         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
2055         (s390_output_mi_thunk): Don't use lg on 31 bit.
2056         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
2057         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2058
2059 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2060
2061         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
2062         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
2063         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
2064         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
2065         with one of the new macros.
2066
2067 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
2068
2069         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
2070         Don't set save_return_addr_p.
2071         (s390_register_info): Make clobbered_regs not depending on
2072         save_return_addr_p.
2073
2074 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
2075
2076         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
2077         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
2078
2079 2005-08-11  James E. Wilson  <wilson@specifix.com>
2080
2081         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2082
2083 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
2084
2085         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
2086         locations gathered by var-tracking in single entry loc_list
2087         over loc_descriptor_from_tree.
2088
2089         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
2090         pass it down to loc_descriptor.
2091         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
2092         (containing_function_has_frame_base): Move earlier in the file.
2093         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
2094         instead of always assuming fbreg can't be used.
2095
2096 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
2097
2098         * config/rs6000/altivec.md: Change constraint "m" to "Z".
2099         * config/rs6000/predicates.md (indexed_or_indirect_operand):
2100         Accept address wrapped in AND for Altivec.
2101         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2102         Strip AND wrapping offset address for Altivec.
2103
2104 2005-08-11  Richard Henderson  <rth@redhat.com>
2105
2106         PR middle-end/23312
2107         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2108         before using TYPE_IS_SIZETYPE.
2109
2110 2005-08-11  Richard Henderson  <rth@redhat.com>
2111
2112         PR target/22225
2113         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2114         insn types not present on ev4.
2115         (alphaev5_insn_pipe): Similarly.
2116
2117 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
2118
2119         PR target/23250
2120         * arm.c (arm_override_options): If the user has selected callee-super-
2121         interworking, then enable normal interworking.
2122
2123 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2124
2125         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2126         redefinition.
2127
2128 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
2129
2130         * doc/rtl.texi: Fix two typos.
2131
2132 2005-08-11  Richard Guenther  <rguenther@suse.de>
2133
2134         PR target/23289
2135         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2136         cases where we call to/from functions returning void.
2137
2138 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
2139
2140         PR c++/23225
2141         * tree.c (build_pointer_type_for_mode): Robustify.
2142
2143 2005-08-10  James E Wilson  <wilson@specifix.com>
2144
2145         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2146         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2147
2148         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2149         "cum->".
2150
2151 2005-08-10  Eric Christopher  <echristo@apple.com>
2152
2153         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2154         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2155         V2DFmode.
2156
2157 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
2158
2159         PR target/21887
2160         * config/darwin.c (machopic_indirect_data_reference): Use a new register
2161         for the high part when generating dynamic-no-pic code.
2162
2163 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
2164
2165         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2166         (x86_64-*-linux*): Likewise.
2167
2168         * config/i386/crtfastmath.c: New file.
2169         * config/i386/t-crtfm: Likewise.
2170
2171         * config/i386/linux.h (ENDFILE_SPEC): New.
2172         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2173
2174         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2175         crtfastmath.o.
2176
2177 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
2178
2179         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2180         (vec_shl, vec_shr): Document new operations.
2181         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2182
2183 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
2184
2185         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2186         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2187         change predicate to indexed_or_indirect_address.
2188
2189 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
2190
2191         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2192         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2193         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2194         and __aeabi_uwrite8.
2195         * config/arm/unaligned-funcs.c: New file.
2196         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2197
2198 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
2199
2200         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2201         Add dump.
2202         * cfglayout.c (pass_insn_locators_initialize): Add dump.
2203         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2204         Add dump.
2205         * except.c (pass_convert_to_eh_region_ranges): Add dump.
2206         * final.c (pass_shorten_branches): Add dump.
2207         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2208         (pass_life): Rename dump.
2209         (rest_of_handle_flow2): Remove initial verify_flow_info.
2210         * function.c (pass_instantiate_virtual_regs): Add dump.
2211         * integrate.c (pass_initial_value_sets): Add dump.
2212         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2213         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2214         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2215         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2216         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2217         gate_rtl_unrool_and_peel_loops): New.
2218         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2219         rtl_doloop): Do not look at flags.
2220         * mode-switching.c (pass_mode_switching): Add dump.
2221         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2222         pass_split_before_regstack): Add dump.
2223         * regmove.c (pass_stack_adjustments): Add dump.
2224         * tree-optimize.c (pass_fixup_cfg): Add dump.
2225
2226 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2227
2228         PR 23309
2229         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2230         deciding which instruction sequence to use.
2231
2232 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
2233
2234         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2235         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2236
2237 2005-08-09  Richard Guenther  <rguenther@suse.de>
2238
2239         * c-common.c (builtin_function_2): Remove.
2240         (def_builtin_1): New function.
2241         (c_common_nodes_and_builtins): Use def_builtin_1 to
2242         build builtin functions.
2243
2244 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
2245
2246         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2247         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2248         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2249         Visual DSP.
2250
2251 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
2252
2253         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2254         fold_binary instead of fold_build2 since we don't care about the
2255         resulting tree.
2256         (loop_niter_by_eval): Likewise.
2257         (compare_trees): Likewise.
2258         (proved_non_wrapping_p): Likewise.
2259
2260 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
2261
2262         PR c/23161
2263         PR c/23165
2264         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2265         if the if is really empty.
2266
2267 2005-08-09  Steven Bosscher  <stevenb@suse.de>
2268
2269         PR tree-optimization/23234
2270         * tree-ssa-math-opts.c (place_reciprocal): New enum.
2271         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2272         argument of the new enum.
2273         (execute_cse_reciprocals): Add reciprocals for function arguments
2274         on the unique successor edge of the entry block.  Update other calls
2275         to execute_cse_reciprocals_1.
2276
2277 2005-08-08  Richard Henderson  <rth@redhat.com>
2278
2279         PR 22439
2280         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2281
2282 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
2283
2284         * expr.c (write_complex_part): Return after handling MEM.
2285
2286 2005-08-08  Josh Conner  <jconner@apple.com>
2287
2288         PR rtl-optimization/23241
2289         * combine.c (simplify_comparison): Fix error in determining
2290         whether to lift a subreg from comparison.
2291
2292 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
2293
2294         PR target/18506
2295         * config/rs6000/altivec.md (vec_init<mode>): New.
2296         (vec_set<mode>): New.
2297         (vec_extract<mode>): New.
2298         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2299         (rs6000_expand_vector_set): New.
2300         (rs6000_expand_vector_extract): New.
2301         (rs6000_legitimate_offset_address_p): Offset addresses are valid
2302         for Altivec modes before reload.
2303         (altivec_expand_vec_init_builtin): New.
2304         (get_element_number): New.
2305         (altivec_expand_vec_set_builtin): New.
2306         (altivec_expand_vec_ext_builtin): New.
2307         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2308         builtins.
2309         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2310         builtins.
2311         * config/rs6000/rs6000.h (rs6000_builtins): Add
2312         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2313         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2314         * config/rs6000/rs6000-protos.h: Declare new functions.
2315
2316 2005-08-08  Jan Hubicka  <jh@suse.cz>
2317
2318         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2319         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2320         * i386.md (movdi*): Use pic_32bit_operand.
2321         * predicates.md (pic_32bit_operand): New.
2322
2323 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
2324
2325         PR c++/21166
2326         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2327
2328 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
2329
2330         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2331         (test_for_singularity): Use fold_build2.
2332
2333 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2334
2335         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2336
2337 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
2338
2339         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2340         (COMMON_ASM_OP) Define.
2341         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2342         (ix86_encode_section_info): Likewise.
2343         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2344         SUBTARGET_ENCODE_SECTION_INFO.
2345
2346 2005-08-06  Richard Henderson  <rth@redhat.com>
2347
2348         PR 21894
2349         * tree-nested.c (convert_local_reference): Save and restore val_only
2350         around component_ref and friends.  Clear walk_subtrees by default.
2351
2352 2005-08-06  Peter O'Gorman  <peter@pogma.com>
2353
2354         PR 21366
2355         * gcc.c (process_command): Check the argument to -b has a dash.
2356         * doc/invoke.texi: Update -b and -V docs.
2357
2358 2005-08-06  James E Wilson  <wilson@specifix.com>
2359
2360         * config/mips/cross64.h, config/mips/t-cross64: Delete.
2361
2362 2005-08-06  Michael Matz  <matz@suse.de>
2363
2364         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2365         member only if only one insn is associated with the value.
2366
2367 2005-08-06  Nick Clifton  <nickc@redhat.com>
2368
2369         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2370         New define.
2371         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2372         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2373         Check symbol flags instead of symbol name mangling.
2374         (xstormy16_asm_output_aligned_common): Likewise.  Also
2375         simplify code since the bss100_section cass is the only case
2376         where the below100 code will be triggered.
2377         (xstormy16_encode_section_info): Encode below100 attribute
2378         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2379         the name.
2380         (xstormy16_strip_name_encoding): Delete - this function is no
2381         longer needed.
2382         (TARGET_STRIP_NAME_ENCODING): Undefine.
2383         * config/stormy16/stormy16-protos.h: Delete prototype for
2384         xstormy16_strip_name_encoding.
2385
2386 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
2387
2388         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2389         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2390         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2391         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2392         config/alpha/predicates.md, config/arc/arc.h,
2393         config/arm/arm.h, config/arm/ieee754-df.S,
2394         config/arm/ieee754-sf.S, config/bfin/bfin.c,
2395         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2396         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2397         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2398         config/m68hc11/m68hc11.h, config/mips/mips.c,
2399         config/mips/mips.h, config/mips/openbsd.h,
2400         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2401         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2402         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2403         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2404         config/sparc/linux.h, config/sparc/linux64.h,
2405         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2406         doc/extend.texi, doc/gcov.texi, doc/install.texi,
2407         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2408         typos.  Follow spelling conventions.
2409
2410 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
2411
2412         PR c/23113
2413         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2414         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2415         specially.  Check for side effects only for COND_EXPR.
2416         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2417         return with TREE_NO_WARNING.
2418
2419 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
2420
2421         PR rtl-optimization/23233
2422         * loop.c (combine_movables): Require the modes to be the same.
2423         (move_movables): Remove handling of cases where the replacement
2424         had a different mode to the original.
2425
2426 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
2427
2428         PR tree-optimization/23128
2429         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2430         subtraction wrap, and set TREE_OVERFLOW if they do.
2431
2432 2005-08-05  Richard Henderson  <rth@redhat.com>
2433
2434         PR 21728
2435         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2436         FORCED_LABEL labels.
2437
2438 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
2439
2440         PR middle-end/23135
2441         * reload.c (find_reloads_subreg_address): Pass down TYPE
2442         unchanged.  Change all callers except find_reloads_toplev.
2443
2444 2005-08-05  Michael Matz  <matz@suse.de>
2445
2446         * genattrtab.c (current_alternative_string): Remove.
2447         (SIMPLIFY_ALTERNATIVE): Ditto.
2448         (attr_alt_bit_p): Ditto.
2449         (alternative_name): Make const char *.
2450         (evaluate_eq_attr): Remove use of above things.
2451         (simplify_test_exp): Ditto.
2452         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2453         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2454
2455 2005-08-04  James E Wilson  <wilson@specifix.com>
2456
2457         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2458         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2459         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2460         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2461         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2462
2463 2005-08-04  Richard Henderson  <rth@redhat.com>
2464
2465         PR 21529
2466         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2467         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2468         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
2469         if we'd have to instantiate too many members.
2470
2471 2005-08-04  Richard Henderson  <rth@redhat.com>
2472
2473         PR 21291
2474         * tree-outof-ssa.c (coalesce_asm_operands): New.
2475         (coalesce_ssa_name): Use it.  Split out ...
2476         (coalesce_phi_operands, coalesce_result_decls): ... these.
2477
2478 2005-08-04  Paul Brook  <paul@codesourcery.com>
2479
2480         * read-rtl.c (read_quoted_string): Break if EOF.
2481
2482 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
2483
2484         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2485         (fold_build2): Likewise.
2486         (fold_build3): Likewise.
2487         (fold_build1_stat): New function prototype.
2488         (fold_build2_stat): Likewise.
2489         (fold_build3_stat): Likewise.
2490         * fold-const.c (fold_build1): Rename to ..
2491         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
2492         through to build1_stat.
2493         (fold_build2): Rename to ..
2494         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
2495         through to build2_stat.
2496         (fold_build3): Rename to ..
2497         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
2498         through to build3_stat.
2499
2500 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
2501             Ian Lance Taylor  <ian@airs.com>
2502
2503         * function.c (assign_stack_local_1): Do not correct stack slot
2504         address if allocation size is smaller than mode size.
2505
2506 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
2507
2508         PR 22037
2509         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2510         (tree_merge_blocks): Propagate anything allowed by
2511         may_propagate_copy.
2512         Clarify documentation.
2513         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2514         SSA form, schedule an update if necessary.
2515
2516 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
2517
2518         * doc/install.texi (Binaries): Remove broken link to
2519         Sinix/Reliant Unix binaries.
2520
2521 2005-08-03  Richard Henderson  <rth@redhat.com>
2522
2523         PR 23221
2524         * function.c (stack_protect_epilogue): Export.
2525         * tree.h (stack_protect_epilogue): Declare.
2526         * calls.c (expand_call): Call it.
2527
2528 2005-08-03  Eric Christopher  <echristo@apple.com>
2529
2530         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2531         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2532         spec.
2533
2534 2005-08-04  Jan Hubicka  <jh@suse.cz>
2535
2536         * profile.c (branch_prob): Split edges with goto locus on them
2537         to get proper line counts.
2538         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2539
2540 2005-08-03  Paul Brook  <paul@codesourcery.com>
2541
2542         * function.c (assign_parms): Round current_function_args_size
2543         to PARM_BOUNDARY, not STACK_BOUNDARY.
2544
2545 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
2546
2547         * config/i386/i386.c (x86_elf_aligned_common)
2548         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2549
2550 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
2551
2552         PR tree-optimization/23157
2553         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2554         before emitting them.
2555
2556 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2557
2558         PR tree-optimization/19899
2559         * Makefile.in (tree-scalar-evolution.o): Add real.h.
2560         * tree-scalar-evolution.c: Include real.h.
2561         (add_to_evolution): Build constant -1 of correct type.
2562
2563 2005-08-03  Jan Hubicka  <jh@suse.cz>
2564
2565         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2566         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2567         profile updating for complette unrolling.
2568         * loop-unroll.c (peel_loop_completely): Use it.
2569         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2570         (tree_unroll_loops_completely): Disable code growing unrolling of cold
2571         loops.
2572
2573 2005-08-03  Paul Brook  <paul@codesourcery.com>
2574
2575         * combine.c (can_change_dest_mode): New function.
2576         (try_combine, simplify_set): Use it.
2577
2578 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
2579
2580         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2581         TFmode to BLKmode.
2582
2583 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
2584
2585         * doc/install.texi (Specific): Adjust link to openavr.org.
2586         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2587         (Binaries): Adjust HP-UX Porting Center link.
2588         (Binaries): Adjust Free Software Foundation ordering link.
2589
2590 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
2591
2592         * convert.c (convert_to_integer): Use fold_build1 instead of
2593         build1 when converting an integer to an integer.
2594
2595 2005-08-02  Richard Henderson  <rth@redhat.com>
2596
2597         * combine.c (combine_instructions): Don't use reg_equal/equiv
2598         results if the mode doesn't match.
2599
2600 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
2601
2602         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2603         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2604
2605 2005-08-02  Richard Henderson  <rth@redhat.com>
2606
2607         PR 23196
2608         * explow.c (memory_address): Remove special-case for
2609         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2610
2611 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
2612
2613         PR 23164
2614         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2615         number of calls to cleanup_tree_cfg_1.
2616
2617 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
2618
2619         * doc/invoke.texi: document file extensions .F90 and .F95
2620
2621 2005-08-02  Richard Guenther  <rguenther@suse.de>
2622
2623         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2624         positive if its first argument is positive.
2625
2626 2005-08-02  Richard Guenther  <rguenther@suse.de>
2627
2628         PR tree-optimization/23177
2629         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2630         on TMR_TAG.
2631
2632 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
2633
2634         PR tree-optimization/23129
2635         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2636         varying for divisions with anti-ranges.
2637
2638 2005-08-02  Jan Hubicka  <jh@suse.cz>
2639
2640         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2641         * tree-ssa-threadupdate.c (thread_block): Add it here.
2642
2643 2005-08-01  James E Wilson  <wilson@specifix.com>
2644
2645         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2646         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2647         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2648         New.
2649         * config/mips/predicates.md (const_call_insn_operand): Add check for
2650         SYMBOL_REF_LONG_CALL_P.
2651         * doc/extend.texi (long_call): Document the new attribute.
2652
2653 2005-08-01  Ian Lance Taylor  <ian@airs.com>
2654             Richard Henderson  <rth@redhat.com>
2655
2656         * Makefile.in (RTL_BASE_H): Add real.h.
2657         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2658         instead of memcpy.
2659         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2660         directly.
2661         * rtl.c (rtl_check_failed_code_mode): New.
2662         * rtl.h (struct rtx_def): Add u.rv.
2663         (XCMWINT, XCNMPRV): New.
2664         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2665         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2666
2667 2005-08-01  Richard Henderson  <rth@redhat.com>
2668
2669         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2670         with auto-inc codes.
2671
2672         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2673
2674 2005-08-01  Jan Hubicka  <jh@suse.cz>
2675
2676         * i386-protos.h (asm_preferred_eh_data_format): Declare.
2677         * i386.c: Include dwarf2.h
2678         (asm_preferred_eh_data_format): New.
2679         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2680
2681 2005-08-01  Ian Lance Taylor  <ian@airs.com>
2682
2683         * config/host-linux.c (linux_gt_pch_get_address): Add new name
2684         randomize_va_space for virtual address randomization control.
2685
2686 2005-08-01  Steven Bosscher  <stevenb@suse.de>
2687
2688         * common.opt (flag_ipa_cp): Put in right place to maintain
2689         alphabetic sort.
2690
2691 2005-08-01  Jan Hubicka  <jh@suse.cz>
2692
2693         * profile.c (compute_value_histograms): Fix thinko.
2694         * value-prof.c: Include toplev.h
2695         (check_counter): New function.
2696         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2697         tree_mod_subtract_transform): Add sanity check.
2698
2699 2005-08-01  Richard Guenther  <rguenther@suse.de>
2700
2701         PR tree-optimization/23133
2702         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2703         current functions parameter decls to find defs to cse
2704         reciprocals of.
2705
2706 2005-08-01  Richard Guenther  <rguenther@suse.de>
2707
2708         PR tree-optimization/23109
2709         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2710         If trapping math is in effect, use post-dominator information
2711         to check if we'd in any case reach a trapping point before
2712         doing the reciprocal insertion.
2713         (execute_cse_reciprocals): Compute post-dominators, if necessary.
2714         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2715         expressions are invariant only if trapping math is not in effect.
2716
2717 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
2718
2719         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2720         cgraph_function_versioning): New declarations.
2721         * cgraphunit.c: Add include to ipa-prop.h.
2722         (update_call_expr, cgraph_copy_node_for_versioning,
2723         cgraph_function_versioning): New functions.
2724         * integrate.c (copy_decl_for_inlining): Remove.
2725         * ipa-prop.h (ipa_replace_map): New struct.
2726         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2727         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2728         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2729         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2730         ipcp_iterate_stage, ipcp_method_scale_print,
2731         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2732         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2733         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2734         ipcp_update_bb_counts, ipcp_update_profiling,
2735         ipcp_update_edges_counts): New functions.
2736         (ipcp_method_cval_init): Remove restriction regarding local methods.
2737         (ipcp_init_stage): Add ipcp_method_compute_scale.
2738         (ipcp_insert_stage): Add versioning.
2739         (ipcp_structures_print): Add ipcp_method_scale_print.
2740         (ipcp_driver): Dump profiling info.
2741         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2742         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2743         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2744         (struct inline_data): Add versioning_p, ipa_info, new fields.
2745         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2746         declare_return_variable): Replace calls to copy_decl_for_inlining with
2747         copy_decl_for_dup.
2748         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2749         versioning support.
2750         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2751         Add argument VERSIONING.
2752         (copy_arguments_for_versioning, copy_static_chain,
2753         function_versionable_p, tree_versionable_function_p,
2754         tree_function_versioning, replace_ref_tree): New functions.
2755         * tree-inline.h: Include varray.h.
2756         (tree_versionable_function_p,  tree_function_versioning,
2757         tree copy_decl_for_dup): New declarations.
2758
2759 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
2760
2761         * ipa-cp.c: New file. Contains IPCP specific functionality.
2762         * ipa-prop.h: New file. Contains structures/definitions that can be
2763         used by several interprocedural data flow optimizations (and also IPCP).
2764         * ipa-prop.c: New file.
2765         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2766         * common.opt: Add ipa-cp flag.
2767         * timevar.def: Add IPCP optimization.
2768         * tree-optimize.c (init_tree_optimization_passes): Schedule
2769         pass_ipa_cp.
2770         * tree-pass.h (pass_ipa_cp): Declare.
2771
2772 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
2773
2774         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2775         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2776         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2777         config/i386/i386.c, config/mips/mips.h,
2778         config/rs6000/rs6000.h, config/sh/sh.c,
2779         config/stormy16/stormy16.c: Fix comment typos.
2780
2781 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
2782
2783         PR c/22311
2784         * c-typeck.c (build_binary_op): Use common_type wrapper on
2785         shortened types.
2786         (common_type): Update comment.
2787
2788 2005-07-31  Steven Bosscher  <stevenb@suse.de>
2789
2790         PR target/23095
2791         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2792         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2793         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2794
2795 2005-07-31  Jan Hubicka  <jh@suse.cz>
2796
2797         * pretty-print.h (pp_widest_integer): New macro.
2798         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2799         counts.
2800
2801 2005-07-31  Jan Hubicka  <jh@suse.cz>
2802
2803         * output.h (enum section_category): Export from varasm.c
2804         (categorize_decl_for_section): Likewise.
2805         * varasm.c (enum section_category): Kill.
2806         (categorize_decl_for_section): Make global.
2807         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2808         Declare.
2809         * i386.c (ix86_section_threshold): New static variable.
2810         (ix86_in_large_data_p, ix86_encode_section_info,
2811         x86_64_elf_unique_section,
2812         x86_64_elf_select_section): New functions.
2813         (TARGET_ENCODE_SECTION_INFO): Define
2814         (override_options): Enable medium model for PIC.
2815         (ix86_expand_prologue): Expand gen_set_got_rex64.
2816         (legitimate_constant_p): Handle new UNSPECs.
2817         (legitimate_pic_address_disp_p): Likewise.
2818         (legitimize_pic_address): Lower MEDIUM model addressing.
2819         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2820         (enum cmodel): Add MEDIUM_PIC.
2821         (SYMBOL_REF_FAR_ADDR_P): New macro.
2822         (SYMBOL_FLAG_FAR_ADDR): New flag.
2823         * i386.md (movdi): Support medium model.
2824         (set_got_rex64): New pattern.
2825         * i386.opt (mlarge-data-threshold): New flag.
2826         * predicates.md (zext_operand/sext_operand): Deal with medium model.
2827         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2828         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2829         TARGET_ASM_UNIQUE_SECTION): New.
2830
2831         * invoke.texi (-mlarge_data_threshold): Document
2832
2833 2005-07-31  Jan Hubicka  <jh@suse.cz>
2834
2835         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2836         (coalesce_vars): Likewise.
2837         * tree-ssa-live.c (coalesce_cost): New.
2838         (build_tree_conflict_graph): Use coalesce_cost.
2839         * tree-ssa-live.h (coalesce_cost): Declare.
2840
2841 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
2842
2843         * arm.md (all peepholes for post-increment operations): Delete.
2844         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2845         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2846         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2847         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2848         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2849
2850 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
2851
2852         * fold-const.c (tree_expr_nonnegative_p): Always return true for
2853         non-integral types.
2854
2855 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
2856
2857         PR target/22582
2858         * doc/invoke.texi: Document -rdynamic.
2859
2860 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
2861
2862         PR c/23143
2863         * c-parser.c (c_parser_parms_list_declarator): Call
2864         mark_forward_parm_decls.
2865         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2866         decls with visibility structure.
2867
2868 2005-07-30  Paul Brook  <paul@codesourcery.com>
2869
2870         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2871
2872 2005-07-30  Paul Brook  <paul@codesourcery.com>
2873
2874         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2875         prototype.
2876         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2877         value for mode.
2878         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2879
2880 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2881
2882         PR c/529
2883         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2884         nested function declarators.
2885         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2886         (grokparms): Call warn_if_shadowing for parameters used within the
2887         parameter list.
2888         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2889         not used within the parameter list.
2890         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2891
2892 2005-07-30  Jan Hubicka  <jh@suse.cz>
2893
2894         * expr.c (expand_expr_real_1): Do not load mem targets into register.
2895         * i386.c (ix86_fixup_binary_operands): Likewise.
2896         (ix86_expand_unary_operator): Likewise.
2897         (ix86_expand_fp_absneg_operator): Likewise.
2898         * optabs.c (expand_vec_cond_expr): Validate dest.
2899
2900 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2901
2902         PR c/21720
2903         * real.c (real_from_string): Also set last bit if there is a
2904         nonzero hex digit beyond GCC's internal precision after ".".
2905
2906 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
2907
2908         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2909         define_constants.  Change duplicate values to unassigned numbers.
2910         Change UNSPEC_SUBS to UNSPEC_VSUBS.
2911         (*altivec_vspltsf): New.
2912         (altivec_vperm_v4sf): Delete.
2913         (altivec_vperm_<mode>): Use mode macro V.
2914         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2915         (altivec_predicate_v4sf): Delete.
2916         (altivec_predicate_<mode>): Use mode macro V.
2917         (*altivec_lvesfx): New.
2918         (*altivec_stvesfx): New.
2919         (vec_realign_load_v4sf): Delete.
2920         (vec_realign_load_<mode>): Use mode macro V.
2921         * config/rs6000/rs6000.c (generate_set_vrsave): Use
2922         UNSPECV_SET_VRSAVE.
2923
2924 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
2925
2926         PR bootstrap/23131
2927         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2928         string.
2929         * configure: Regenerated.
2930
2931 2005-07-29  Paul Brook  <paul@codesourcery.com>
2932
2933         * doc/install.texi: Add link to GFortran binaries wiki page.
2934
2935 2005-07-29  David Ung  <davidu@mips.com>
2936
2937         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2938         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2939         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2940         * config/mips/mips.md (cpu): Add 5kf name.
2941         (includes): Includes 5k.md.
2942         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2943         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2944         -march flag.
2945
2946 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
2947
2948         PR 22550
2949         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2950         (cleanup_tree_cfg): ... here.
2951         Call cleanup_tree_cfg_1 until there are no more cleanups to
2952         do.
2953
2954 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
2955
2956         * tree-vrp.c (compare_range_with_value): Return true or false
2957         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2958         EQ_EXPR respectively.
2959
2960 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
2961
2962         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2963         Fix comment typos.
2964
2965 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
2966
2967         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2968         (tree_ssa_dominator_optimize): Increment it.
2969         (dump_dominator_optimization_stats): Print it.
2970
2971 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
2972             Steven Bosscher  <stevenb@suse.de>
2973
2974         PR rtl-optimization/23117
2975         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2976         when head == tail.  Tidy comment.
2977
2978 2005-07-28  Richard Henderson  <rth@redhat.com>
2979
2980         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2981         * cselib.c (rtx_equal_for_cselib_p): Likewise.
2982         * jump.c (rtx_renumbered_equal_p): Likewise.
2983         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2984         CONST_INT and CONST_DOUBLE.
2985         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2986         * reload.c (operands_match_p): Special case CONST_INT and
2987         CONST_DOUBLE; check mode earlier.
2988
2989 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2990
2991         PR c/22240
2992         * c-typeck.c (convert_for_assignment): Do not check
2993         DECL_IN_SYSTEM_HEADER on NULL fundecl.
2994
2995 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2996
2997         PR c/22192
2998         * c-typeck.c (composite_type): Prefer constant size arrays to
2999         VLAs.
3000
3001 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
3002
3003         PR c/21720
3004         * real.c (real_from_string): Set last bit if there is a nonzero
3005         hex digit beyond GCC's internal precision.
3006
3007 2005-07-28  Richard Henderson  <rth@redhat.com>
3008
3009         PR rtl-opt/22619
3010         * cfgcleanup.c (try_forward_edges): Watch out for end of
3011         insn chain.
3012
3013 2005-07-28  James E Wilson  <wilson@specifixinc.com>
3014
3015         PR c/23106
3016         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
3017
3018 2005-07-28  Jan Hubicka  <jh@suse.cz>
3019
3020         * Makefile.in (rtl-profile.o): Kill all traces of it.
3021         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
3022         * coverage.h (rtl_coverage_counter_ref): Kill.
3023         * opts.c (flag_speculative_prefetching_set): Kill.
3024         (flag_loop_optimize_set): New.
3025         (common_handle_option): Disable loop optimizer when profiling;
3026         do not handle speculative prefetching.
3027         * passes.c (init_optimization_passes): Replace pass_profiling combo
3028         by branch_prob pass.
3029         * profile.c (compute_value_histograms): Update for simplified value
3030         profiles.
3031         (rtl_register_profile_hooks): Kill.
3032         (pass_profiling): Kill.
3033         (rest_of_handle_branch_prob): Do not profile.
3034         * toplev.c (process_options): Remove speculative prefetching.
3035         * toplev.h (flag_tree_based_profiling): Kill.
3036         * tree-profile.c (prepare_instrumented_value,
3037         tree_gen_interval_profiler, tree_gen_pow2_profiler,
3038         tree_gen_one_value_profiler, do_tree_profiling): Update for
3039         simplified datastructures.
3040         * value-prof.c: Add comment that speculative prefetching was dropped;
3041         update rest of file for simplified datastructures.
3042         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
3043         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
3044         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
3045         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
3046         rtl_mod_subtract, gen_speculative_prefetch,
3047         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
3048         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
3049         (gate_handle_value_profile_transformations,
3050         rest_of_handle_value_profile_transformations,
3051         pass_value_profile_transformations): Kill.
3052         * value-prof.h (histogram_value_t): Remove IL based unions.
3053         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
3054         rtl_profile_hooks): Remove hooks.
3055
3056         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
3057
3058         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
3059         (cgraph_clone_node): Likewise.
3060         * cgraph.h (cgraph_clone_edge): Update prototype.
3061         (cgraph_clone_node): Likewise.
3062         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3063         cgraph_clone_node.
3064         (lookup_recursive_calls): Consider profile.
3065         (cgraph_decide_recursive_inlining): Fix updating; use new
3066         probability argument; use profile.
3067         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
3068         * tree-inline.c (copy_bb): Update clal of clone_edge.
3069         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
3070
3071         * invoke.texi (min-inline-recursive-probability): Document.
3072
3073 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
3074
3075         * doc/install.texi (Configuration): Update Valgrind homepage.
3076
3077 2005-07-28  Richard Henderson  <rth@redhat.com>
3078
3079         PR middle-end/21362
3080         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
3081         labels we want to delete.
3082         (cfg_layout_merge_blocks): Likewise.
3083
3084 2005-07-28  Richard Henderson  <rth@redhat.com>
3085
3086         PR target/17692
3087         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
3088         when expanding to nothing.
3089
3090 2005-07-28  Josh Conner  <jconner@apple.com>
3091
3092         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
3093         (cgraph_decide_inlining_of_small_functions): Likewise.
3094
3095 2005-07-28  Josh Conner  <jconner@apple.com>
3096
3097         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
3098         direction of badness if negative.
3099         (cgraph_default_inline_p): Add reason to parameters, and assign it
3100         a value.
3101         (cgraph_decide_inlining_of_small_functions): New parameter in call
3102         to cgraph_default_inline_p.
3103         (cgraph_decide_inlining_incrementally): Likewise.
3104         * cgraphunit.c (decide_is_function_needed): Likewise.
3105         * cgraph.h (cgraph_default_inline_p): Likewise.
3106
3107 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3108
3109         * builtins.c: Fix comment typo(s).
3110         * genautomata.c: Likewise.
3111         * gimplify.c: Likewise.
3112         * tree-dfa.c: Likewise.
3113         * tree-flow-inline.h: Likewise.
3114         * tree-into-ssa.c: Likewise.
3115         * tree-ssa-alias.c: Likewise.
3116         * tree-ssa-ccp.c: Likewise.
3117         * tree-ssa-copy.c: Likewise.
3118         * tree-ssa-dce.c: Likewise.
3119         * tree-ssa-dom.c: Likewise.
3120         * tree-ssa-operands.c: Likewise.
3121         * tree-tailcall.c: Likewise.
3122         * tree-vectorizer.c: Likewise.
3123         * tree-vrp.c: Likewise.
3124         * tree.c: Likewise.
3125
3126 2005-07-28  Jeff Law  <law@redhat.com>
3127
3128         * tree-vrp.c (test_for_singularity): Extracted from  ...
3129         (simplify_cond_using_ranges): Attempt to simplify a relational
3130         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
3131
3132 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
3133
3134         PR tree-optimization/22506
3135         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3136         phis whose argument is constant.
3137
3138 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
3139
3140         PR rtl-optimization/18992
3141         Back out this patch:
3142           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3143           PR optimization/12142
3144           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3145           uses of the register in the SET_SRC.  Remove unnecessary argument.
3146
3147         Replace it with this:
3148         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3149         if flag_non_call_exceptions is set and the insn may trap, pass
3150         pc_rtx as dest for recursion.
3151         In SET_SRC part of SET case, if dest is already set, pass it down
3152         unchanged.
3153
3154 2005-07-28  Jan Hubicka  <jh@suse.cz>
3155
3156         * cfg.c (update_bb_profile_for_threading): Use RDIV.
3157         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3158         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3159         roundoff errors.
3160         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3161         profile when available.
3162
3163 2005-07-28  Jan Beulich <jbeulich@novell.com>
3164
3165         * config/ia64/ia64.c (ia64_load_pair_ok): New.
3166         (ia64_print_operand): Describe and handle 'X'.
3167         (ia64_register_move_cost): Also handle FP_REGS.
3168         (ia64_preferred_reload_class): Likewise.
3169         (ia64_secondary_reload_class): Likewise.
3170         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3171         it. Also check for ITANIUM_CLASS_FLDP.
3172         * config/ia64/ia64.h (FP_REGNO_P): New.
3173         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3174         (reg_class): Add FP_REGS.
3175         (REG_CLASS_NAMES): Adjust for it.
3176         (REG_CLASS_CONTENTS): Likewise.
3177         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3178         (REG_CLASS_FROM_LETTER): Handle 'x'.
3179         (CLASS_MAX_NREGS): Handle FP_REGS.
3180         (MEMORY_MOVE_COST): Likewise.
3181         * config/ia64/ia64.md (itanium_class): Add fldp.
3182         (type): Handle fldp.
3183         (movti_internal): More allowable operand combinations. Use ldfp8 when
3184         splitting unnecessary. Remove predicable attribute. Adjust
3185         itanium_class attribute.
3186         (smuldi3_highpart): Remove outdated comment.
3187         (mulditi3, umulditi3, rotlti3): New expanders.
3188         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3189         (absti2): Disabled new insn for future reference.
3190         Respective new splitters.
3191         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3192         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3193         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3194
3195 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
3196
3197         PR rtl-optimization/23047
3198         * simplify-rtx.c (simplify_const_relational_operation): Respect
3199         flag_wrapv for comparisons with ABS.
3200
3201 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
3202
3203         PR tree-optimization/22493
3204         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3205         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3206
3207 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
3208
3209         * config/frv/frv.opt (moptimize-membar): New.
3210
3211         * doc/invoke.texi: Document -moptimize-membar and its inverse.
3212
3213         * config/frv/frv.h: Remove machine_function definition.
3214
3215         * config/frv/frv.c (struct frv_io): New.
3216         (struct machine_function): Moved from frv.h.  Add has_membar_p.
3217         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3218         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3219         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3220         (frv_optimize_membar_global, frv_optimize_membar): New functions.
3221         (frv_reorg): Call frv_optimize_membar when appropriate.
3222         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3223         (frv_expand_builtin): Adjust calls accordingly.
3224         (frv_io_address_cookie): New function.
3225         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3226         load or store rather than a special insn.  Add ccnstant address and
3227         io-type operands to the membar.
3228         (frv_ifcvt_modify_tests): Unsign regno.
3229         (frv_ifcvt_modify_tests): Same.
3230
3231         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
3232         UNSPEC_OPTIONAL_MEMBAR constant.
3233         (builtin_read_<mode>): Delete.
3234         (builtin_write_<mode>): Delete.
3235         ("optional_membar_<mode>"): Add operand.
3236
3237         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3238         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3239         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3240         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3241         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3242         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3243         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3244         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3245         * testsuite/gcc.target/frv/all-read-write-1.c: New.
3246
3247 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
3248
3249         * df.c (df_uses_record): Handle SCRATCH.
3250
3251 2005-07-28  Steven Bosscher  <stevenb@suse.de>
3252
3253         PR debug/20161
3254         * passes.c (rest_of_decl_compilation): If decl is a type and
3255         we have encountered errors, don't emit debug information.
3256
3257 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
3258
3259         * params.def: Fixed comment.
3260
3261 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
3262
3263         PR target/19885
3264         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3265         (TARGET_ASM_UNALIGNED_HI_OP): Add.
3266         (TARGET_ASM_UNALIGNED_SI_OP): Add.
3267
3268 2005-07-27  Steven Bosscher  <stevenb@suse.de>
3269
3270         PR c++/22003
3271         * varasm.c (assemble_start_function): Don't do anything that may
3272         require a CFG if the current function is a thunk.
3273
3274 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
3275
3276         * doc/install.texi (Prerequisites): Mention that perl is needed
3277         to do export control in libstdc++ targetting Darwin.
3278
3279 2005-07-27  Steven Bosscher  <stevenb@suse.de>
3280
3281         PR rtl-optimization/17808
3282         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3283         (sched_insns_conditions_mutex_p): Split out from...
3284         (add_dependence): ...here.  But don't call it from here.
3285         (add_dependence_list): Check sched_insns_conditions_mutex_p
3286         before calling add_dependence.
3287         (add_dependence_list_and_free): Likewise.
3288         (fixup_sched_groups): Likewise.
3289         (sched_analyze_1): Likewise.
3290         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3291         (sched_analyze): Likewise.
3292         (sched_analyze_insn): Likewise.
3293         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3294         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
3295         dependencies on all COND_EXEC insns to jumps ending basic blocks
3296         when doing intrablock scheduling.
3297         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3298
3299 2005-07-27  Jeff Law  <law@redhat.com>
3300
3301         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3302         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
3303         equivalency sets, correctly handle the case were vr0 has an
3304         equivalency set, but vr1 does not.
3305
3306 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
3307
3308         PR tree-optimization/23073
3309         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3310         vect_print_dump_info before fprintf.
3311
3312 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
3313
3314         PR tree-optimize/22348
3315         * tree-ssa-loop-niter.c (number_of_iterations_cond):
3316         Fold the partial computation.
3317
3318 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
3319
3320         PR tree-optimization/22325
3321         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3322         Declare.
3323         * tree-scalar-evolution.c (scev_const_prop): Add generic final
3324         value replacement.
3325         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3326         (force_var_cost): ... this function.
3327         (compute_phi_arg_on_exit): Export.
3328
3329 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
3330
3331         PR tree-optimization/20773
3332         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3333         edge.
3334
3335 2005-07-27  Richard Guenther  <rguenther@suse.de>
3336
3337         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3338         Avoid pushing again if current struct contains only
3339         fields we decomposed.
3340
3341 2005-07-27  Jan Hubicka  <jh@suse.cz>
3342
3343         PR tree-optimization/22574
3344         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3345         not available.
3346
3347         * tree-tailcall.c (decrease_profile): New function.
3348         (eliminate_tail_call): Use it.
3349
3350         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3351         visibility flags correctly in whole program mode.
3352
3353 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
3354
3355         PR rtl-optimization/22472
3356         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3357
3358 2005-07-26  Steven Bosscher  <stevenb@suse.de>
3359
3360         PR tree-optimization/22504
3361         * tree-complex.c (expand_complex_addition): Use 'code' instead
3362         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3363
3364 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
3365
3366         * config.gcc (cpu_type): Add frv case.
3367         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3368         (supported_defaults): Add fr550 case.
3369
3370 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
3371
3372         PR 22591
3373         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3374         whether a pointer of type T * may point to objects of type T *.
3375
3376 2005-07-26  DJ Delorie  <dj@redhat.com>
3377
3378         * configure: Regenerate.
3379
3380 2005-07-26  Dale Johannesen  <dalej@apple.com>
3381
3382         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
3383
3384 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
3385
3386         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3387         Clarify use of "build" in name.
3388
3389 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
3390
3391         * doc/extend.texi (Raw read/write Functions): New section.
3392         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3393         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3394         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3395         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3396         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3397         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3398         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3399         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3400         * config/frv/frv.c: Add bdesc_loads global.
3401         Add bdesc_stores global.
3402         (frv_init_builtins): Add support for __builtin_{read/write}*.
3403         (frv_volatile_memref): New.
3404         (frv_expand_load_builtin): New.
3405         (frv_expand_store_builtin): New.
3406         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3407         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3408         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3409         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3410         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3411         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3412         (builtin_read_<mode>): New.
3413         (builtin_write_<mode>): New.
3414         (builtin_write64): New.
3415         (optional_membar_<mode>): New.
3416
3417 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
3418
3419         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3420         (rather than units) against HOST_BITS_PER_WIDE_INT.
3421
3422 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
3423
3424         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3425         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3426         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3427         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3428         FSF address.
3429
3430         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3431         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3432         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3433         comment typos.
3434         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3435
3436 2005-07-26  Richard Guenther  <rguenther@suse.de>
3437
3438         PR tree-optimization/22486
3439         * fold-const.c (fold_unary): Fold away useless component
3440         references of the form (T *)&T.x, if the address
3441         doesn't change.
3442
3443 2005-07-25  James E Wilson  <wilson@specifixinc.com>
3444
3445         * dwarf2out.c (add_call_src_coords_attributes): New.
3446         (gen_inlined_subroutine_die): Call it.
3447         (maybe_emit_file, init_file_table): Add comments.
3448         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3449         maybe_emit_file.
3450         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3451         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3452         * tree.h (BLOCK_SOURCE_LOCATION): New.
3453         (struct tree_block): New field locus.
3454
3455 2005-07-26  Andreas Schwab  <schwab@suse.de>
3456
3457         PR rtl-optimization/23043
3458         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3459         when allocating a struct unoccr.
3460
3461 2005-07-25  Richard Henderson  <rth@redhat.com>
3462
3463         PR 22626
3464         * tree-complex.c (gate_no_optimization): True if errors.
3465         * Makefile.in (tree-complex.o): Update dependencies.
3466
3467 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
3468
3469         * config/frv/predicates.md (integer_register_operand): Use
3470         GPR_AP_OR_PSEUDO_P.
3471
3472 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
3473
3474         PR tree-opt/22484
3475         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3476         after fold.
3477         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3478
3479 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
3480
3481         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3482         types when flag_unsafe_math_optimizations is true.
3483
3484 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
3485
3486         * gcc.c (option_map): Add --sysroot.
3487         (process_command): Handle --sysroot.
3488         (display_help): Document it.
3489         * doc/cppopts.tex (-isysroot): Document.
3490         * doc/invoke.texi (--sysroot): Document.
3491         * doc/install.texi (--with-build-sysroot): Document.
3492
3493         * Makefile.in (inhibit_libc): New variable.
3494         (INHIBIT_LIBC_CFLAGS): Likewise.
3495         (LIBGCC2_CFLAGS): Include
3496         $(INHIBIT_LIBC_CFLAGS).
3497         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3498         ($(T)crtbegin.o): Do not use @inhibit_libc@.
3499         ($(T)crtend.o): Likewise.
3500         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3501         ($(T)crtendS.o): Likewise.
3502         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3503         ($(T)crtendT.o): Likewise.
3504         (stmp-fixinc): Do not complain about missing headers if
3505         inhibit_libc.
3506         * configure.ac (inhibit_libc): Set it to true/false.
3507         (--with-build-sysroot): New option.  Use it to set
3508         SYSTEM_HEADER_DIR.
3509         * configure: Regenerated.
3510
3511 2005-07-25  Manfred Hollstein  <mh@suse.com>
3512
3513         * calls.c (store_one_arg): Fix unsigned comparison warning.
3514
3515 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
3516
3517         PR other/22337
3518         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3519         (ggc_print_statistics): Initialize variable before use.
3520
3521 2005-07-25  Richard Guenther  <rguenther@suse.de>
3522
3523         * tree-dfa.c (mark_new_vars_to_rename): Protect against
3524         calling with a PHI_NODE argument.
3525
3526         * tree-flow-inline.h (overlap_subvar): Protect against
3527         possible overflow.
3528
3529 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
3530
3531         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3532         * configure: Regenerate.
3533
3534 2005-07-25  Ira Rosen  <irar@il.ibm.com>
3535
3536         * expr.c (highest_pow2_factor): Make extern.
3537         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3538         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3539         record_array_differ_p, array_ptr_differ_p): Likewise.
3540         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3541         additional cases. Call the above functions.
3542         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3543         base_object_differ_p when there are two base objects. Otherwise, compare
3544         base address and offset. Call may_alias_p.
3545         (dump_data_reference): Use a correct field name.
3546         (analyze_array): Make static. Initialize new data-ref fields.
3547         (analyze_indirect_ref): New function.
3548         (init_data_ref): Initialize new data-ref fields.
3549         (strip_conversion): Moved from tree-vect-analyze.c.
3550         (analyze_offset_expr, get_ptr_offset, address_analysis,
3551         object_analysis): Likewise.
3552         (analyze_offset): New function.
3553         (create_data_ref): Likewise.
3554         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3555         dimensions for ARRAY_REFs only.
3556         (build_classic_dist_vector): Make static.
3557         (access_functions_are_affine_or_constant_p): Call macro to get the
3558         address of access functions.
3559         (compute_all_dependences): Add new parameter
3560         compute_self_and_read_read_dependences. Compute self and read-read
3561         dependences if it is true.
3562         (find_data_references_in_loop): Call create_data_ref. Initialize new
3563         data-ref fields.
3564         (compute_data_dependences_for_loop): Add new parameter
3565         compute_self_and_read_read_dependences. Remove parameter nb_loops,
3566         compute nb_loops. Call compute_all_dependences,
3567         build_classic_dist_vector and build_classic_dir_vector with correct
3568         parameters.
3569         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3570         with correct parameters. Compare dimensions for ARRAY_REFs only.
3571         (free_data_refs): Call macro to free access functions.
3572         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3573         fields from stmt_vinfo.
3574         (struct base_object_info): New structure.
3575         (struct data_reference): Move fields to base_object_info. Add fields
3576         first_location and object_info for above structures. Move fields from
3577         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3578         aligned_to.  Add macros to access the new fields.
3579         Update functions declarations.
3580         * tree-flow.h (is_aliased_with): Declare.
3581         * tree-loop-linear.c (linear_transform_loops): Call
3582         compute_data_dependences_for_loop with correct parameters.
3583         * tree-ssa-alias.c (is_aliased_with): New function.
3584         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3585         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3586         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3587         vect_base_addr_differ_p, compute_subscript_distance and
3588         build_classic_dist_vector. Add printings. Check absolute value of
3589         distance.
3590         (vect_analyze_data_ref_dependences): Go through ddrs instead of
3591         data-refs.
3592         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3593         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3594         to bytes. Add printing.
3595         (vect_compute_data_refs_alignment): Go through loads and stores in one
3596         loop.
3597         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3598         vect_analyze_data_ref_access): Likewise.
3599         (vect_analyze_pointer_ref_access): Remove.
3600         (vect_address_analysis, vect_object_analysis): Likewise.
3601         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3602         and analyze data-refs in the loop.
3603         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3604         fields of data-ref instead of stmt. Add init to the offset from the
3605         base.
3606         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3607         (vect_update_init_of_dr): Likewise.
3608         (vect_update_inits_of_drs): Go through loads and stores in one loop.
3609         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3610         removed fields.
3611         (new_loop_vec_info): Initialize new fields.
3612         (destroy_loop_vec_info): Free new fields.
3613         (vect_strip_conversion): Remove.
3614         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3615         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3616         datarefs. Add new field ddrs.
3617         Add macros for the new fields access.
3618         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3619         base_aligned_p, misalignment, memtag, ptr_info and subvars.
3620         Remove their macros.
3621         * tree.h (highest_pow2_factor): Declare.
3622
3623 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
3624
3625         * calls.c (store_one_arg): Check for sibling call MEM arguments
3626         from already clobbered incoming argument area.
3627
3628 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3629
3630         * c-common.c (check_missing_format_attribute): New.
3631         * c-common.h (check_missing_format_attribute): Likewise.
3632         * c-typeck.c (convert_for_assignment): Use it.
3633
3634 2005-07-24  Andreas Schwab  <schwab@suse.de>
3635
3636         * config/m68k/m68k.md ("extendqidi2"): When source is an address
3637         register use a word move.  Correct operand of ext.w in 68000 code.
3638
3639 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
3640
3641         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3642         variables as declarations, rather than definitions.
3643
3644 2005-07-24  Ira Rosen  <irar@il.ibm.com>
3645
3646         PR tree-optimization/22526
3647         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3648         of the zero node.
3649
3650 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
3651
3652         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3653         that C99 reserve for future use. Use it to define clog10,
3654         clog10f and clog10l.
3655
3656 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3657
3658         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3659         * configure.ac: Check for -Wmissing-format-attribute.
3660
3661         * configure: Regenerate.
3662
3663 2005-07-23  Richard Henderson  <rth@redhat.com>
3664
3665         PR tree-optimization/22623
3666         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3667
3668 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
3669
3670         PR target/22577
3671         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3672
3673 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3674
3675         * Makefile.in (C_TREE_H): Update dependencies.
3676         * c-tree.h: Include toplev.h.
3677         * diagnostic.h (diagnostic_set_info): Add format attribute.
3678         * rtl-error.c (diagnostic_for_asm): Likewise.
3679
3680 2005-07-23  Chao-ying Fu  <fu@mips.com>
3681
3682         * config/mips/mips-dsp.md: New file.
3683         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3684         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3685         functions.
3686         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3687         MIPS_BUILTIN_BPOSGE32.
3688         (mips_expand_builtin_direct): Add one parameter to indicate that
3689         builtin functions need to return a value.
3690         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3691         functions.
3692         (mips_regno_to_class): Add classes for 12 new DSP registers.
3693         (mips_subword): Change to check four HI registers.
3694         (mips_output_move): Output move to and from 6 new DSP accumulators.
3695         (override_options): Make sure -mdsp and -mips16 are not used together.
3696         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
3697         for machine modes.
3698         (mips_conditional_register_usage): Disable 6 new DSP accumulators
3699         when !TARGET_DSP.
3700         (print_operand): Add 'q' for printing DSP accumulators.
3701         (mips_cannot_change_mode_class): Check ACC_REGS.
3702         (mips_secondary_reload_class): Check ACC_REGS.
3703         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3704         (mips_register_move_cost): Check ACC_REGS.
3705         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3706         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3707         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3708         (dsp_bdesc): New array.
3709         (bdesc_arrays): Add DSP builtin function table.
3710         (mips_prepare_builtin_arg): Check predicate again after
3711         copy_to_mode_reg.
3712         (mips_expand_builtin): Add one more parameter to
3713         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3714         MIPS_BUILTIN_BPOSGE32.
3715         (mips_init_builtins): Initialize new function types.
3716         (mips_expand_builtin_direct): Check if builtin functions need to
3717         return a value and pass operands properly.
3718         (mips_expand_builtin_bposge): New function.
3719         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3720         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3721         (FIRST_PSEUDO_REGISTER): Increase to 188.
3722         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3723         Update for 12 new DSP registers.
3724         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3725         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3726         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3727         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3728         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3729         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3730         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3731         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3732         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3733         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3734         (REGISTER_NAMES): Add names for 12 new DSP registers.
3735         * config/mips/mips.md: Include mips-dsp.md.
3736         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3737         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3738         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3739         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3740         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3741         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3742         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3743         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3744         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3745         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3746         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3747         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3748         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3749         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3750         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3751         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3752         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3753         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3754         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3755         (UNSPEC_RDDSP): New constants.
3756         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3757         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
3758         A<-d alternative.
3759         * config/mips/mips.opt (-mdsp): New option.
3760         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3761         (reg_imm10_operand): New predicates.
3762         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3763         * doc/invoke.texi (-mdsp): Document new option.
3764
3765 2005-07-22  DJ Delorie  <dj@redhat.com>
3766
3767         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3768         to warning calls.
3769         * tree-inline.c (inlinable_function_p): Likewise.
3770
3771 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
3772
3773         PR debug/21828
3774         * toplev.c (check_global_declarations): Do not mark undefined
3775         variables as DECL_IGNORED_P.
3776         * varasm.c (first_global_object_name): GTY it.
3777         (weak_global_object_name): Likewise.
3778         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3779         a string to go into {weak,first}_global_object_name.
3780
3781 2005-07-22  DJ Delorie  <dj@redhat.com>
3782
3783         * c-format.c (check_function_format): Change warning control
3784         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3785
3786 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
3787
3788         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3789         &PTR->FLD a dereference of PTR.
3790         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3791         a potential dereference of PTR.
3792
3793 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
3794
3795         PR rtl-optimization/20370
3796         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3797         call allocate_reg_info if necessary.
3798
3799         PR rtl-optimization/21848
3800         * calls.c (emit_library_call_value_1): For const functions, add
3801         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3802
3803         PR rtl-optimization/22445
3804         * cselib.c (target.h): Include.
3805         (rtx_equal_for_cselib_p): Allow commutative matches.
3806         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3807         Remove MODE parameter.  Changed all callers.
3808
3809         PR rtl-optimization/22258
3810         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3811         New functions.
3812         (try_combine): Use likely_spilled_retval_p.
3813
3814 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
3815
3816         * config.gcc: Add crx-elf support.
3817
3818         * doc/contrib.texi: Mention crx.
3819         * doc/extend.texi: Document crx extensions.
3820         * doc/install.texi: Document crx install.
3821         * doc/invoke.texi: Document crx options.
3822         * doc/md.texi: Document crx constraints.
3823
3824         * config/crx/crx-protos.h: New file.
3825         * config/crx/crx.c: New file.
3826         * config/crx/crx.h: New file.
3827         * config/crx/crx.md: New file.
3828         * config/crx/crx.opt: New file.
3829         * config/crx/t-crx: New file.
3830
3831 2005-07-22  Manfred Hollstein  <mh@suse.com>
3832
3833         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3834         warnings.
3835         (int_add_graph_edge): Likewise.
3836         (collapse_nodes): Likewise.
3837         (process_unification_queue): Likewise.
3838
3839 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
3840             Laurent GUERBY  <laurent@guerby.net>
3841
3842         PR tree-optimization/22336
3843         * function.c (record_block_change): Check for
3844         cfun->ib_boundaries_block.
3845
3846 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
3847
3848         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3849         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3850
3851 2005-07-21  DJ Delorie  <dj@redhat.com>
3852
3853         * toplev.c (warn_deprecated_use): Add warning control to warning
3854         call.
3855         * c-typeck.c (parser_build_binary_op): Likewise.
3856         (c_finish_if_stmt): Likewise.
3857         * c-common.c (check_function_sentinel): Likewise.
3858         (check_nonnull_arg): Likewise.
3859
3860 2005-07-21  Richard Henderson  <rth@redhat.com>
3861
3862         PR tree-opt/22504
3863         * tree-complex.c (complex_ssa_name_components): New.
3864         (cvc_lookup): Allow entry not found.
3865         (create_components): Remove.
3866         (create_one_component_var, get_component_var): New.
3867         (get_component_ssa_name, set_component_ssa_name): New.
3868         (extract_component): Use get_component_ssa_name.
3869         (update_complex_components): Use set_component_ssa_name.
3870         (update_complex_components_on_edge): Likewise.
3871         (update_phi_components): Create new PHI nodes directly, instead
3872         of adding insns to edges.
3873         (tree_lower_complex): Allocate and free complex_variable_components
3874         and complex_ssa_name_components here.
3875
3876 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
3877
3878         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3879         revert to returning false.
3880
3881 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
3882
3883         PR target/21149
3884         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3885
3886 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
3887
3888         PR target/22576
3889         * config/i386/i386.md (cmpxf): Change operand constraints
3890         to "nonmemory_operand".
3891
3892 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
3893
3894         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3895
3896 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
3897
3898         PR middle-end/21180
3899         * fold-const.c (fold_build1): Add checksum for the operands.
3900         (fold_build2): Likewise.
3901         (fold_build3): Likewise.
3902
3903 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
3904
3905         PR middle-end/19055
3906         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3907
3908 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
3909
3910         * common.opt (-fforward-propagate): Committed by mistake,
3911         removed.
3912
3913 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3914
3915         * reg-stack.c: Fix comment typo(s).
3916         * tree-ssa-operands.c: Likewise.
3917         * tree-vectorizer: Likewise.
3918
3919 2005-07-21  Nick Clifton  <nickc@redhat.com>
3920
3921         * config/sh/symbian.c: Replace C++ style line comments with C
3922         style line comments.
3923         (symbian_add_attribute): Do not use a ? operator on the LHS of
3924         an assignment.
3925         (sh_symbian_handle_dll_attribute): Change the type of the
3926         method vector to "VEC(tree,gc)*" and use vector accessor
3927         macros to walk over the elements.
3928         (symbian_export_vtable_and_rtti_p): Likewise.
3929         (symbian_class_needs_attribute_p): Likewise.
3930
3931 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
3932
3933         PR target/22085
3934         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3935         initialize targetm.resolve_overloaded_builtin here.
3936         (altivec_expand_overloaded_builtin): Make it non-static.
3937         * config/rs6000/rs6000-protos.h
3938         (altivec_expand_overloaded_builtin): New prototype.
3939         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3940         targetm.resolve_overloaded_builtin here.
3941         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3942
3943 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
3944             Zdenek Dvorak  <dvorakz@suse.cz>
3945
3946         PR tree-optimization/19210
3947         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3948         New.
3949         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3950         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3951         rely on unproven assumptions.
3952         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3953         * tree-flow.h (number_of_iterations_exit): Add final parameter.
3954         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3955         to number_of_iterations_exit.
3956         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3957         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3958         * tree-ssa-loop-niter.c (find_loop_niter,
3959         estimate_numbers_of_iterations_loop): Likewise.
3960         (number_of_iterations_exit): Honor the new options.
3961         * doc/invoke.texi (Wunsafe-loop-optimizations,
3962         funsafe-loop-optimizations): Document them.
3963
3964 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
3965
3966         PR rtl-optimization/22167
3967         * gcse.c (hoist_code): Fix hoist_exprs[] check.
3968
3969 2005-07-20  Adam Nemet  <anemet@lnxw.com>
3970
3971         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3972         __do_global_dtors_aux longcall.
3973
3974 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
3975
3976         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3977         (old_special_pred_table): Don't reference
3978         SPECIAL_MODE_PREDICATES.
3979         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3980         * config/arc/arc.h: Don't mention PREDICATE_CODES.
3981         * config/sh/predicates.h: Don't mention
3982         SPECIAL_MODE_PREDICATES.
3983         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3984         Remove.
3985
3986 2005-07-20  DJ Delorie  <dj@redhat.com>
3987
3988         * config.gcc: Add m32c-elf support.
3989
3990         * doc/contrib.texi: Mention m32c.
3991         * doc/extend.texi: Document m32c extensions.
3992         * doc/install.texi: Mention m32c.
3993         * doc/invoke.texi: Document m32c options.
3994         * doc/md.texi: Document m32c constraints.
3995
3996         * config/m32c/addsub.md: New file.
3997         * config/m32c/bitops.md: New file.
3998         * config/m32c/cond.md: New file.
3999         * config/m32c/jump.md: New file.
4000         * config/m32c/m32c-lib1.S: New file.
4001         * config/m32c/m32c-lib2.c: New file.
4002         * config/m32c/m32c-modes.def: New file.
4003         * config/m32c/m32c-pragma.c: New file.
4004         * config/m32c/m32c-protos.h: New file.
4005         * config/m32c/m32c.abi: New file.
4006         * config/m32c/m32c.c: New file.
4007         * config/m32c/m32c.h: New file.
4008         * config/m32c/m32c.md: New file.
4009         * config/m32c/m32c.opt: New file.
4010         * config/m32c/minmax.md: New file.
4011         * config/m32c/mov.md: New file.
4012         * config/m32c/muldiv.md: New file.
4013         * config/m32c/predicates.md: New file.
4014         * config/m32c/prologue.md: New file.
4015         * config/m32c/shift.md: New file.
4016         * config/m32c/t-m32c: New file.
4017
4018 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
4019
4020         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4021         (stack_protect_set, stack_protect_test): New expanders.
4022         (stack_protect_set_si, stack_protect_set_si_media,
4023         stack_protect_set_di_media, stack_protect_test_si,
4024         stack_protect_test_si_media, stack_protect_test_di_media):
4025         New insns.
4026
4027 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
4028
4029         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
4030
4031 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
4032
4033         * tree.h (tree_expr_nonzero_p): Export.
4034         * fold-const.c (tree_expr_nonzero_p): Likewise.
4035         Return true for CALL_EXPRs that are alloca calls.
4036         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
4037         against zero.
4038         * tree-flow.h (expr_computes_nonzero): Remove.
4039         * tree-vrp.c (expr_computes_nonzero): Remove.
4040         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
4041         (extract_range_from_unary_expr): Likewise.
4042         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
4043         tree_expr_nonzero_p.
4044
4045 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
4046
4047         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
4048         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
4049         extra arg "picreg" and use it instead of pic_offset_table_rtx.
4050         All callers changed.
4051         (frame_related_constant_load): New arg "related" which controls
4052         setting of RTX_FRAME_RELATED_P.  All callers changed.
4053         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
4054         (bfin_expand_prologue): Add stack limit checking.
4055         * config/bfin/bfin.md (trapifcc): New pattern.
4056
4057         * config/bfin/bfin.c: Include "langhooks.h".
4058         (def_builtin): Go through lang_hooks to call builtin_function.
4059
4060         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
4061         * config/bfin/predicates.md (symbol_ref_operand): New.
4062         (call_insn_operand): Delete.  All callers changed to use
4063         register_no_elim_operand.
4064         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
4065         call_cookie field.
4066         (function_arg): Use it to generate the call's operand 2.
4067         (bfin_longcall_p): New function.
4068         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
4069         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
4070         determine if the address needs to be in a REG.
4071         (bfin_handle_longcall_attribute): New function.
4072         (bfin_attribute_table): Add "longcall" and "shortcall".
4073         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
4074         (CUMULATIVE_ARGS): New member call_cookie.
4075         (PREDICATE_CODES): Add symbol_ref_operand.
4076         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
4077         extra USE to the pattern.
4078         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
4079         New patterns, split off call_insn, sibcall_insn, call_value_insn and
4080         sibcall_value_insn; now the new patterns handle direct calls and the
4081         old ones indirect calls.
4082         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
4083
4084 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
4085
4086         * doc/trouble.texi: Update section on handling of empty loops.
4087