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PR middle-end/23484
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1 2005-08-29  Jakub Jelinek  <jakub@redhat.com>
2
3         PR middle-end/23484
4         * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5         fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6         not constant, but maxlen is, don't set len to maxlen, rather
7         set maxlen to len if len is a constant.
8
9 2005-08-29  Zdenek Dvorak  <dvorakz@suse.cz>
10
11         PR tree-optimization/23475
12         * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
13         and counts.
14
15 2005-08-28  Daniel Berlin  <dberlin@dberlin.org>
16
17         Fix PR middle-end/22455
18
19         * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
20         Checksum only the parts of the tree that exist for the tree code.
21
22 2005-08-28  Dale Johannesen  <dalej@apple.com>
23
24         * config/i386/i386.c (nocona_cost):  Increase MOVE_RATIO.
25
26 2005-08-28  Andrew Pinski  <pinskia@physics.uc.edu>
27
28         * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
29
30 2005-08-28  Richard Henderson  <rth@redhat.com>
31
32         * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
33         * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
34         of char_type_node.
35
36 2005-08-28  Jakub Jelinek  <jakub@redhat.com>
37
38         PR ada/23593
39         * builtins.c (get_memory_rtx): Don't strip nops
40         in between COMPONENT_REFs.
41
42 2005-08-27  Andrew Pinski  <pinskia@physics.uc.edu>
43
44         PR middle-end/23463
45         * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
46         types.
47         (gimplify_modify_expr): Check for zero sized types and gimplify the
48         rhs and lhs as statements.
49
50 2005-08-27  John David Anglin  <dave.anflin@nrc-cnrc.gc.ca>
51
52         PR libgcj/23508
53         * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
54         state for return address column of signal frames.
55
56 2005-08-27  David Edelsohn  <edelsohn@gnu.org>
57
58         PR target/23539
59         * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
60         bytes >= 2 not bytes == 2.
61         (expand_block_move): Same.
62
63 2005-08-27  Richard Guenther  <rguenther@suse.de>
64
65         PR target/23575
66         * config/i386/sse.md (sse2_movsd): Add missing closing
67         braces.
68
69 2005-08-27  Paul Brook  <paul@codesourcery.com>
70
71         * genrecog.c (enum decision_type): Add DT_num_insns.
72         (struct decision_test): Add u.num_insns.
73         (add_to_sequence): Add DT_num_insns test.
74         (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
75         (write_cond, debug_decision_2): Ditto.
76         (change_state): Assume peep2_next_insn never fails.
77         Remove "afterward" argument.
78         (write afterward, write_tree): Update to match.
79         * recog.c (peep2_current_count): New variable.
80         (peep2_next_insn): Check it.
81         (peephole2_optimize): Set peep2_current_count.
82         * recog.h (peep2_current_count): Declare.
83
84 2005-08-26  Josh Conner  <jconner@apple.com>
85
86         PR middle-end/23584
87         * ipa-pure-const.c (check_tree): Check for volatile-ness
88         when considering a dereference.
89
90 2005-08-27  Jakub Jelinek  <jakub@redhat.com>
91
92         * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
93
94 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
95
96         PR rtl-optimization/23561
97         * builtins.c (get_memory_rtx): Add LEN argument.  If MEM_EXPR is
98         a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
99         at most LEN bytes long memory fits into the field.
100         (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
101         expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
102         expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
103
104 2005-08-26  Richard Henderson  <rth@redhat.com>
105
106         PR rtl-opt/23560
107         * loop.c (biased_biv_may_wrap_p): New.
108         (maybe_eliminate_biv_1): Use it to suppress non-equality
109         comparison transformations.  Delete disabled code.
110
111 2005-08-26  Ian Lance Taylor  <ian@airs.com>
112
113         * combine.c (make_extraction): Avoid reference outside object.
114
115 2005-08-26  J"orn Rennecke <joern.rennecke@st.com>
116
117         * stor-layout.c (finalize_type_size): Restore behaviour for
118         non-aggregate types to the status quo ante of the patch for
119         pr 23467.  Document why it matters.
120
121 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
122
123         PR c/23506
124         * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
125         array by one element, initialize the BT_LAST element with NULL.
126
127 2005-08-26  David Edelsohn  <edelsohn@gnu.org>
128
129         * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
130         optimizing for size.
131         (plus_eqsi): Same.
132         (compare_plus_eqsi): Same.
133         (plus_eqsi_compare): Same.
134         (neg_eq0<mode>): Same.
135         (neg_eq<mode>): Same.
136
137         * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
138         PROCESSOR_POWER4.
139
140 2005-08-26  Nick Clifton  <nickc@redhat.com>
141
142         * config/v850/v850.c (ep_memory_operand): Return FALSE if
143         TARGET_EP is not defined.
144         * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
145         TARGET_EP is enabled.
146         (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
147         * config/v850/v850.md (save_all_interrupt): Only use the EP
148         register if TARGET_EP is defined.
149         (restore_all_interrupt): Likewise.
150         * config/v850/lib1funcs.asm: Update functions so that the EP
151         register is only used if __EP__ is defined.
152
153 2005-08-26  David Ung  <davidu@mips.com>
154
155         * config/mips/mips.c (mips_expand_prologue): Handle case when
156         generating for MIPS16 and the outgoing argument area is more than
157         SMALL_OPERAND. Use the frame pointer as temporary to generate the
158         add instruction.
159
160 2005-08-26  Paul Woegerer  <paul.woegerer@nsc.com>
161
162         * config/crx/crx.md: Make doloop_end pattern usage controllable
163         via mloop-nesting=<max-nesting> command line switch. Make sure
164         the combiner cannot use doloop_end_<mode> in an illegal way.
165         * config/crx/crx.c: Use regs up to r6 for argument passing.
166         Refine crx_address_cost (non cst4 displacements are expensive).
167         * config/crx/crx.opt: Add switch for mloop-nesting=.
168
169 2005-08-26  Adrian Straetling  <straetling@de.ibm.com>
170
171         * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
172         (UNSPEC_MVST): New constant.
173
174 2005-08-26  Andreas Krebbel  <krebbel1@de.ibm.com>
175
176         * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
177         Reject operands containing eliminable registers.
178         * testsuite/gcc.dg/20050825-1.c: New testcase.
179
180 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
181             Jan Hubicka  <jh@suse.cz>
182
183         * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
184
185 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
186
187         PR tree-optimization/23546
188         * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
189         and REAL_CST nodes.
190
191 2005-08-24  Pete Steinmetz  <steinmtz@us.ibm.com>
192
193         * params.def (PARAM_MIN_SPEC_PROB): New.
194         * sched-rgn.c (MIN_PROBABILITY): Delete.
195         (compute_trg_info): Convert to PARAM_VALUE.
196         * doc/invoke.texi (param): Document min-spec-prob.
197
198 2005-08-24  Fariborz Jahanian <fjahanian@apple.com>
199
200         * config/darwin.h: define __PIC__
201         * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
202         TARGET_OS_CPP_BUILTINS macro.
203
204 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
205
206         * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
207         yesterday.
208
209 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
210
211         * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
212         to duplicate_block.
213         * cfghooks.c (duplicate_block): Added position where to place
214         new block as argument.
215         * cfghooks.h (duplicate_block): Declaration changed.
216         * cfglayout.c (copy_bbs): Add argument after.  Pass it to
217         duplicate_block.
218         * cfglayout.h (copy_bbs): Declaration changed.
219         * cfgloop.h (loop_version): Declaration changed.
220         * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
221         position to copy_bbs.
222         (loop_version): Pass position to duplicate_loop_to_header_edge.
223         Add place_after argument and position new blocks according to
224         it.
225         * modulo-sched.c (sms_schedule): Pass place_after argument
226         to loop_version.
227         * tracer.c (tail_duplicate): Pass argument to duplicate_block.
228         * tree-cfg.c (split_edge_bb_loc): New function.
229         (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
230         to determine position of new blocks.
231         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
232         to loop_version.
233         * tree-ssa-threadupdate.c (create_block_for_threading): Pass
234         argument to duplicate_block.
235         * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
236         Pass position to copy_bbs.
237
238 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
239
240         * fold-const.c (ptr_difference_const): Use
241         cst_and_fits_in_hwi instead of host_integerp.
242
243 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
244
245         * config/darwin.c (gen_pic_offset): New.
246         (machopic_indirect_data_reference,  machopic_legitimize_pic_address):
247         Use it.
248
249 2005-08-23  Zdenek Dvorak  <dvorakz@suse.cz>
250
251         PR tree-optimization/23486
252         * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
253
254 2005-08-23  Phil Edwards  <phil@codesourcery.com>
255
256         * config.gcc (*-*-vxworks*):  Update tm_file, add extra_options,
257         remove use_collect2.
258         (powerpc-wrs-vxworks):  Update, split out *-*-vxworksae target.
259
260         * target-def.h (TARGET_HAVE_CTORS_DTORS):  Allow target
261         configuration files to override the default value.
262
263         * config/t-vxworks:  Remove INSTALL_ASSERT_H.  Define STMP_FIXPROTO,
264         EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
265         * config/vx-common.h:  New file, split out from...
266         * config/vxworks.h:  here.  Update for VxWorks 6.x and RTP mode.
267         * config/vxworksae.h:  New file, for VxWorks AE.
268         * config/vxworks.opt:  New file.
269         * config/vxlib.c:  Update for VxWorks 6.
270
271         * config/rs6000/t-vxworks (MULTILIB_OPTIONS):  New list.  Adjust
272         other MULTILIB_* variables appropriately.
273         (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS):  Correct from t-ppccomm.
274         * config/rs6000/t-vxworksae:  New file, adjust multilibs for AE.
275         * config/rs6000/vxworks.h:  Update for VxWorks 6.
276         * config/rs6000/vxworksae.h:  New file, mostly placeholder for now.
277
278 2005-08-23  Andrew Pinski  <pinskia@physics.uc.edu>
279
280         PR target/20799
281         * config/darwin.c (machopic_select_section): Remove the hack to
282         mark "::operator new" and "::operator delete" for coalescing
283         even though they are not weak.
284
285 2005-08-24  Alan Modra  <amodra@bigpond.net.au>
286
287         * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
288         * configure: Regenerate.
289
290 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
291
292         PR middle-end/23517
293         * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
294         between vectors.
295         * convert.c (convert_to_integer, convert_to_vector): Likewise.
296         * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
297         Likewise.
298
299 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
300
301         * config/rs6000/predicates.md (equality_operator): New.
302         * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
303         comparison with a large constant.
304
305 2005-08-23  Mark Mitchell  <mark@codesourcery.com>
306
307         * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
308
309 2005-08-23  J"orn Rennecke <joern.rennecke@st.com>
310
311         * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
312         registers is even, and we have a hardware double precision fp,
313         align the buffer.
314         (sh_gimplify_va_arg_expr): For floating point arguments, consider
315         size of current argument when checking if argument was passed in
316         registers.
317
318         * sh.c (sh_attr_renesas_p): Handle error_mark_node.
319
320         PR middle-end/23467
321         * stor-layout.c (finalize_type_size): Dont override
322         existing alignment with a smaller alignment from the mode.
323
324 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
325
326         * lambda-code.c (lambda_vector_lexico_pos): Moved...
327         * lambda.h (lambda_vector_lexico_pos): ... here.
328         * tree-data-ref.c (build_classic_dist_vector): Return false when
329         the distance vector is lexicographically negative.
330
331 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
332
333         PR tree-optimization/23511
334         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't 
335         handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
336
337 2005-08-23  Jakub Jelinek  <jakub@redhat.com>
338
339         PR tree-optimization/22043
340         * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
341         * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
342         If ALLOW_FLEXARR, handle types ending with flexible array member.
343         Pass false as second argument to recursive count_type_elements calls.
344         (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
345         argument to count_type_elements call.
346         * tree-sra.c (decide_block_copy): Likewise.
347         * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
348         for a constant-sized object, set cleared as well.  Pass true as
349         second argument to count_type_elements call.
350
351 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
352
353         PR target/21571
354         * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
355         from legitimate_small_data_p, and make global.  Update use.
356         Remove forward declaration.
357         * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
358         Declare.
359         * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
360
361 2005-08-23  David Edelsohn  <edelsohn@gnu.org>
362
363         * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
364         of scratch intermediates.
365         (eq<mode>_compare): Same.
366         (neg_eq0<mode>): New.
367         (neg_eq<mode>): Convert to define_insn_and_split.
368
369 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
370
371         PR target/23070
372         * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
373         stdarg functions, set/clear the fp marker even when no variable
374         args are passed.
375         * config/rs6000/sysv4.opt (mprototype): Describe.
376
377 2005-08-22  Jakub Jelinek  <jakub@redhat.com>
378
379         PR rtl-optimization/23478
380         * regs.h (reg_info): Add throw_calls_crossed.
381         (REG_N_THROWING_CALLS_CROSSED): Define.
382         * flow.c (allocate_reg_life_data): Initialize
383         REG_N_THROWING_CALLS_CROSSED.
384         (propagate_one_insn, attempt_auto_inc): Update
385         REG_N_THROWING_CALLS_CROSSED.
386         * global.c (global_alloc): Don't allocate pseudos across
387         calls that may throw.
388
389 2005-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
390
391         PR c/18715
392         * c-common.c (c_do_switch_warnings): Look for a node where the enum's
393         value is inbetween the range if we did not find an exact match.
394
395 2005-08-22  Aldy Hernandez  <aldyh@redhat.com>
396
397         * doc/invoke.texi (Option Summary): Add ms1 options.
398         * doc/extend.texi: Document interrupt handler attribute for ms1.
399         * doc/md.texi: Document ms1 constraints.
400         * config.gcc: Add ms1-*-elf.
401         * config/ms1/ms1.h: New.
402         * config/ms1/ms1.c: New.
403         * config/ms1/ms1.md: New.
404         * config/ms1/ms1-protos.h: New.
405         * config/ms1/ABI.txt: New.
406         * config/ms1/crti.asm: New.
407         * config/ms1/crtn.asm: New.
408         * config/ms1/lib2extra-funcs.c: New.
409         * config/ms1/t-ms1: New.
410         * config/ms1/ms1.opt: New.
411
412 2005-08-22 Ira Rosen <irar@il.ibm.com>
413
414         * config/rs6000/altivec.md (xorv4sf3): New.
415         (negv4sf2, neg<mode>2): Likewise.
416
417 2005-08-21  H.J. Lu  <hongjiu.lu@intel.com>
418
419         PR target/23485
420         * config/ia64/ia64.md (divsi3): Check divide by zero.
421         (udivsi3): Likewise.
422         (divdi3): Likewise.
423         (udivdi3): Likewise.
424
425 2005-08-21  Jakub Jelinek  <jakub@redhat.com>
426
427         * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
428         up to elem_bitsize bits, not max_bitsize.
429
430 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
431
432         PR tree-optimization/23433
433         * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
434         REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
435
436 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
437
438         PR tree-optimization/23434
439         * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
440         the iteration bound is not an INTEGER_CST.
441
442 2005-08-21  Dorit Nuzman  <dorit@il.ibm.com>
443
444         * tree-vect-transform.c (get_initial_def_for_reduction): Set
445         need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
446         NULL if need_epilog_adjust is false.
447         (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
448         Case 3 always peels first itration, not just for PLUS case, and no need
449         to use scalar_initial_def here. Create an epilog adjustment only if
450         scalar_initial_def is not NULL.
451
452         (vectorizable_reduction): Remove assert. 
453
454 2005-08-20  H.J. Lu  <hongjiu.lu@intel.com>
455
456         PR target/23485
457         * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
458         (__moddi3): Likewise.
459         (__udivdi3): Likewise.
460         (__umoddi3): Likewise.
461         (__divsi3): Likewise.
462         (__modsi3): Likewise.
463         (__udivsi3): Likewise.
464         (__umodsi3): Likewise.
465
466 2005-08-20  Jakub Jelinek  <jakub@redhat.com>
467
468         * tree-pass.h (TDF_GRAPH): Define.
469         * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
470         * passes.c (finish_optimization_passes): Only call
471         finish_graph_dump_file if TDF_GRAPH is set.
472         (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
473         NULL.  Set TDF_GRAPH bit.
474         (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
475
476 2005-08-20  Richard Earnshaw  <richard.earnshaw@arm.com>
477
478         * arm.h (arm_stack_offsets): Add locals_base field.
479         * arm.c (arm_get_frame_offsets): Compute it.
480         (thumb_compute_initial_elimination offset): Make the Thumb frame
481         pointer point to the base of the local variables.
482         (thumb_expand_prologue): Update accordingly.
483         (thumb_expand_epilogue): Likewise.
484
485         * arm.md (thumb_movhi_clobber): Make this insn a define_expand.  Change
486         mode of clobbered scratch to DImode.  Handle a case that's known to
487         need this.
488
489 2005-08-19  David Edelsohn  <edelsohn@gnu.org>
490
491         * config/rs6000/rs6000.md (gt0<mode>): Delete.
492         (gt0<mode>_compare): Delete.
493         (neg_gt0<mode>): Delete.
494
495 2005-08-19  Eric Christopher  <echristo@apple.com>
496
497         * optabs.h: Change CTI_ to COI_.
498         * optabs.c: Ditto.
499
500 2005-08-19  James E Wilson  <wilson@specifix.com>
501
502         * builtins.c (expand_builtin_return_addr): Set
503         current_function_accesses_prior_frames when count != 0.  Use
504         frame_pointer_rtx when count == 0.
505         * function.h (struct function): Add accesses_prior_frames field.
506         (current_function_accesses_prior_frames): Define.
507         * reload1.c (init_elim_table): Check
508         current_function_accesses_prior_frames.
509         * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
510
511 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
512
513         * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
514         indicator.  Return true if the flowgraph changed during
515         cleanup.
516
517 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
518
519         PR 23476
520         * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
521         conditional expression before testing its value.
522
523 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
524
525         * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
526
527 2005-08-19  Devang Patel  <dpatel@apple.com>
528
529         PR tree-optimization/23048
530         * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
531         third parameter. Check whether latch is dominated by exit
532         block or not.
533         (if_convertible_loop_p): Supply exit block itself to
534         if_convertible_bb_p.
535
536 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
537
538         PR target/23473
539         * arm.md (arm_load_pic_register): Change argument to the mask of
540         saved registers.  Call thumb_find_work_register if we need a
541         scratch register on Thumb.
542         (arm_expand_prologue): Pass empty register set to
543         arm_load_pic_register.
544         (thumb_expand_prologue): Pass live_regs_mask directly to
545         arm_load_pic_register.
546         * arm-protos.h (arm_load_pic_register): Update prototype.
547
548 2005-08-19  J"orn Rennecke <joern.rennecke@st.com>
549
550         * sh.c (find_sole_member): New function.
551         (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
552         if the record's alignment is larger than the size of its only member.
553
554 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
555
556         PR target/23436
557         * arm.c (thumb_legitimize_reload_address): New function.
558         * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
559         * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
560
561 2005-08-19  Paul Woegerer  <paul.woegerer@nsc.com>
562
563         * config/crx/crx.c: Implement crx_decompose_address. Reject
564         symbolic displacements since CRX register relative adressing
565         mode can't handle unsigned 32-bit values as displacements.
566         * config/crx/crx.h: Simplify definitions, remove redundant
567         parenthesis and obsolete macros.
568         * config/crx/crx.opt: Add new switch for debugging addresses.
569         * config/crx/crx-protos.h: Add new declarations for above.
570
571 2005-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
572
573         PR middle-end/20624
574         * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
575         looking past it.
576
577 2005-08-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
578
579         * collect2.c (dup2): Delete.
580         * configure.ac: Don't check for dup2.
581
582         * config.in, configure: Regenerate.
583
584 2005-08-18  J"orn Rennecke <joern.rennecke@st.com>
585
586         * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
587         record with the type of its only member.
588
589 2005-08-18  David Edelsohn  <edelsohn@gnu.org>
590
591         * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
592         define_insn_and_split.
593         (plus_ltu<mode>_compare): Same.
594         (gtu<mode>_compare): Same.
595         (plus_gtu<mode>_compare): Same.
596
597 2005-08-18  Dorit Nuzman  <dorit@il.ibm.com>
598
599         PR tree-optimization/22228
600         * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
601         todo_flags_start.
602         * tree-vect-transform.c (vect_transform_loop): Mark the variables that
603         are recorded in vect_vnames_to_rename for renaming.
604         * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
605         (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
606         in vect_vnames_to_rename.
607         (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
608         * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
609
610 2005-08-18  Jan Hubicka  <jh@suse.cz>
611
612         PR c++/22034
613         * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
614         info only for local statics, not for member variables.
615
616 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
617
618         * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
619
620 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
621
622         * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
623
624 2005-08-18  Andrew Pinski  <pinskia@physics.uc.edu>
625
626         PR middle-end/16045
627         * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
628
629 2005-08-17  James E Wilson  <wilson@specifix.com>
630
631         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
632         array size check.
633
634 2005-08-17  David Edelsohn  <edelsohn@gnu.org>
635
636         * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
637         (leu<mode>_compare): Same.
638         (plus_leu<mode>): Same.
639         (neg_leu<mode>): Same.
640         (and_neg_leu<mode): Same.
641         (ltu<mode>_compare): Same.
642         (plus_ltu<mode>): Same.
643         (geu<mode>): Same.
644         (geu<mode>_compare): Same.
645         (plus_geu<mode>): Same.
646         (neg_geu<mode>): Same.
647         (and_neg_geu<mode>): Same.
648         (plus_gt<mode>): Same.
649         (gtu<mode>_compare): Same.
650         (plus_gtu<mode>): Same.
651
652 2005-08-17  Erik Christiansen  <erik@dd.nec.com.au>
653
654         * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
655         Move call_table_data to end.  Delete spurious .text.
656         (callt_save_all_interrupt): Fix comment typo.
657
658 2005-08-17  James E Wilson  <wilson@specifix.com>
659             Kevin Winchester  <winchester@amirix.com>
660
661         PR target/21684
662         * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
663
664 2005-08-17  Uros Bizjak  <uros@kss-loka.si>
665
666         PR target/23268
667         * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
668         ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
669
670 2005-08-17  J"orn Rennecke <joern.rennecke@st.com>
671
672         * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
673         record with the type of its only member if the modes don't match.
674
675         * varasm.c (decode_reg_name): Skip empty additional register names.
676
677 2005-08-16  Zdenek Dvorak  <dvorakz@suse.cz>
678
679         * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
680         lsm_tmp_name_length): New.
681         (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
682         (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
683
684 2005-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
685             Andreas Krebbel  <krebbel1@de.ibm.com>
686
687         * config.gcc: Added z9-109 switch.
688         * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
689         "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
690         "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
691         "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
692         "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
693         for "z9_109" cpu attribute.
694         * config/s390/s390.c (z9_109_cost): New processor cost structure.
695         (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
696         (s390_handle_arch_option): Added z9-109 switch.
697         (override_options): Set respective cost function for z9-109.
698         (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
699         (legitimate_reload_constant_p): Accept extended immediates.
700         (print_operand): Three new output modifiers added: k, m and o.
701         (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
702         (s390_output_mi_thunk): Use extended immediate when possible.
703         * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
704         (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
705         (CONSTRAINT_LEN): Added length of O constraint.
706         (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
707         * config/s390/s390.md ("cpu"): New value z9_109 added.
708         ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
709         "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
710         "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
711         "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
712         "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
713         ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
714         "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
715         "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
716         ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
717         "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
718         "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
719         "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
720         "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
721         "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
722         "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
723         immediates.
724         ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
725         "zero_extend<mode>si2"): Allow memory operands and don't manually emit
726         insns for TARGET_EXTIMM.
727
728 2005-08-17  Andreas Krebbel  <krebbel1@de.ibm.com>
729
730         * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
731
732 2005-08-17  Nick Clifton  <nickc@redhat.com>
733
734         * config/stormy16/stormy16.c (xstormy16_encode_section_info):
735         Call default_encode_section_info.
736
737 2005-08-17  Steven Bosscher  <stevenb@suse.de>
738
739         PR tree-optimization/21574
740         * tree-ssa-ccp.c (likely_value): If the right hand side is a
741         constant, return CONSTANT.
742         (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
743         (ccp_fold, visit_assignment): Likewise.
744         (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
745
746 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
747
748         * c-typeck.c (build_function_call): Call fold_buildN_initializer or
749         fold_buildN instead of buildN then fold_initializer or fold.
750         (build_unary_op): Likewise.
751         (build_binary_op): Likewise.
752         * fold-const.c (fold_initializer): Remove.
753         (fold_build1_initializer): New function.
754         (fold_build2_initializer): New function.
755         (fold_build3_initializer): New function.
756         * tree.h (fold_initializer): Remove.
757         (fold_build1_initializer): New function.
758         (fold_build2_initializer): New function.
759         (fold_build3_initializer): New function.
760
761 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
762
763         * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
764         (try_move_mult_to_index): Call fold_build2 instead of build2.
765         (fold_binary): Don't call fold after calls to try_move_mult_to_index.
766         * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
767         fold_binary_to_constant.
768         (infer_loop_bounds_from_undefined): Call fold_build2 instead of
769         fold (build.
770         * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
771         check if A == gcd (A, B).  Remove TYPE argument.
772         (analyze_offset) Use fold_build2 instead of fold (build.
773         (create_data_ref): Likewise.
774         (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
775         * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
776         then fold.
777
778 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
779
780         * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
781         ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
782
783 2005-08-16  Andrew Pinski  <pinskia@physics.uc.edu>
784
785         PR tree-opt/23402
786         * gimplify.c (zero_sized_type): New function.
787         (gimplify_modify_expr_rhs): If we have a zero sized type,
788         replace the statement with an empty statement.
789
790 2005-08-16  H.J. Lu  <hongjiu.lu@intel.com>
791
792         * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
793         fxsave.
794
795 2005-08-16  Ian Lance Taylor  <ian@airs.com>
796
797         * doc/tm.texi (Label Output): Correct typo.
798
799 2005-08-16  Steven Bosscher  <stevenb@suse.de>
800
801         PR target/23376
802         * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
803         force_operand will work later on using have_insn_for.
804
805 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
806
807         * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
808
809 2005-08-16  Ian Lance Taylor  <ian@airs.com>
810
811         PR c++/23337
812         * gimplify.c (gimplify_init_ctor_eval): If we see an element of
813         vector type, don't try to construct it element by element.  Add an
814         assertion that we use a FIELD_DECL when building a COMPONENT_REF.
815
816 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
817
818         * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
819
820 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
821
822         * doc/invoke.texi (Precompiled Headers): Document some more options
823         which are known to be safe.
824
825 2005-08-16  James E Wilson  <wilson@specifix.com>
826
827         PR tree-optimization/21105
828         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
829         TREE_OVERFLOW check.
830
831 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
832
833         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
834         (neg_ltu<mode>): Same.
835         (gtu<mode>): Same.
836         (neg_gtu<mode>): Same.
837
838 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
839
840         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
841         (fold_builtin_isdigit): Use fold_buildN.
842         (build_function_call_expr): Likewise.
843         * c-typeck.c (c_finish_loop): Likewise.
844
845 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
846             Richard Shann <rshann@superh.com>
847
848         PR middle-end/20396:
849         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
850
851 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
852
853         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
854
855 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
856
857         PR target/23355
858         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
859         arm_compure_save_reg0_reg12_mask to determine when the PIC register
860         must be saved.
861
862 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
863
864         PR middle-end/23369
865         * fold-const.c (build_range_check): Disable optimization for function
866         pointer expressions on targets that require function pointer
867         canonicalization.
868
869 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
870
871         * simplify-rtx.c (simplify_const_relational_operation): When
872         extracting arguments of a COMPARE, recompute the mode as well.
873
874 2005-08-15  Ian Lance Taylor  <ian@airs.com>
875
876         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
877
878 2005-08-15  DJ Delorie  <dj@redhat.com>
879
880         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
881         the stack.
882         (movsi_splittable): Allow, but split, moves to the stack.
883         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
884         stack.
885
886 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
887
888         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
889         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
890         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
891
892         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
893         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
894         Delete HOST_PTR_PRINTF.
895
896         * configure, config.in: Regenerate.
897
898 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
899
900         * config/rs6000/rs6000.md (QHSI): New mode macro.
901         (wd): Extend mode attr for QImode and HImode
902         (dbits): New mode attr.
903         (zero_extend<mode>di2): Convert to mode macro.
904
905 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
906
907         PR target/21841
908         * doc/invoke.texi (-mgnu-ld): Update description.
909         (-mhp-ld): Ditto.
910
911 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
912
913         PR 23391
914         * Makefile.in (tree-chrec.o): Depends on real.h.
915         * tree-chrec.c: Include real.h.
916         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
917         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
918         * tree-scalar-evolution.c (add_to_evolution_1,
919         interpret_rhs_modify_expr): Ditto.
920
921 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
922
923         PR 23386
924         * tree-data-ref.c (estimate_niter_from_size_of_data): When
925         step is negative compute the estimation from init downwards to zero.
926
927 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
928
929         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
930
931 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
932
933         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
934         constraint.
935         (legitimate_reload_constant_p): Fix handling of lliXX operands.
936         Accept double-word constants that can be split.
937         * config/s390/s390.md ("movti"): Use 'P' constraint.
938         ("*movdi_31", "*movdf_31"): Likewise.
939
940 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
941
942         Fix PR tree-optimization/22615
943
944         * tree-ssa-structalias.c (solution_set_add): Handle
945         first_vi_for_offset returning NULL.
946         (do_da_constraint): Ditto.
947         (do_sd_constraint): Ditto.
948         (do_ds_constraint): Ditto
949         (find_func_aliases): Ditto.
950         (build_constraint_graph): RHS is allowed be ANYTHING.
951         (first_vi_for_offset): Return NULL if we couldn't find anything at
952         the offset.
953
954 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
955
956         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
957         over memory as first operand.
958
959 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
960
961         PR target/23360
962         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
963         available for setting it.
964
965 2005-08-14  Ira Rosen  <irar@il.ibm.com>
966
967         PR tree-optimization/23320
968         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
969         data-refs' types instead of base object nullness. Add check for
970         pointer type data-refs before first location comparison. Remove
971         assert.
972
973 2005-08-14  Andreas Schwab  <schwab@suse.de>
974
975         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
976
977 2005-08-13  James E Wilson  <wilson@specifix.com>
978
979         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
980         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
981         -fstack-protector-all, --param ssp-buffer-size): Document.
982         (-Wvariadic-macros): Alphabetize.
983         (-fsched-stalled-insns-dep): Add missing 'f'.
984
985         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
986         macros.
987
988 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
989
990         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
991         or indirect address operand.
992         (EXTRA_ADDRESS_CONSTRAINT): New.
993         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
994
995 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
996
997         PR tree-optimization/22236
998         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
999         successors and predecessors.
1000         * tree-chrec.c (chrec_convert): Before converting, check that
1001         sequences don't wrap.
1002         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1003         (analyze_array): Extern.
1004         (find_data_references_in_loop): Remove call to
1005         compute_estimated_nb_iterations.
1006         * tree-data-ref.h (analyze_array): Declared.
1007         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1008         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1009         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1010         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1011         condition.
1012         * tree-ssa-loop-ivcanon.c: Fix documentation.
1013         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1014         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1015         (infer_loop_bounds_from_undefined): New.
1016         (estimate_numbers_of_iterations_loop): Use
1017         infer_loop_bounds_from_undefined.
1018         (used_in_pointer_arithmetic_p): New.
1019         (scev_probably_wraps_p): Pass an extra parameter.  Call
1020         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
1021         (convert_step): Fix documentation.
1022         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1023         Use initial_condition_in_loop_num and evolution_part_in_loop_num
1024         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
1025         scev_probably_wraps_p.
1026
1027 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
1028
1029         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1030         (s390_register_info): Ignore clobbered_regs information for fixed
1031         registers, and only fixed registers.
1032         (s390_init_frame_layout): Remove redundant call.
1033
1034 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
1035
1036         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1037         description of -Wold-style-casts.
1038
1039 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1040             Jakub Jelinek  <jakub@redhat.com>
1041
1042         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1043         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1044         * config/s390/s390.c (print_operand): New output modifier 'G' added.
1045         (get_thread_pointer): Renamed to s390_get_thread_pointer.
1046         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1047         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1048         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1049         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1050         ("stack_protect_set", "stack_protect_test"): New expanders.
1051         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1052         "stack_protect_testdi"): New insn definitions.
1053
1054 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1055
1056         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1057
1058 2005-08-12  Paul Brook  <paul@codesourcery.com>
1059
1060         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1061
1062 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1063
1064         * config/s390/predicates.md (setmem_operand): New predicate.
1065         (shift_count_operand): Accept ANDs with special constants as
1066         operand.
1067         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1068         with special constants.
1069         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1070         shift_count_operand with setmem_operand.
1071
1072 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1073
1074         * config/s390/s390.c (s390_extract_part, s390_single_part):
1075         Type cast added.
1076         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1077         (s390_output_mi_thunk): Don't use lg on 31 bit.
1078         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1079         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1080
1081 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1082
1083         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1084         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1085         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1086         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1087         with one of the new macros.
1088
1089 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
1090
1091         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1092         Don't set save_return_addr_p.
1093         (s390_register_info): Make clobbered_regs not depending on
1094         save_return_addr_p.
1095
1096 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
1097
1098         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1099         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1100
1101 2005-08-11  James E. Wilson  <wilson@specifix.com>
1102
1103         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1104
1105 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
1106
1107         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1108         locations gathered by var-tracking in single entry loc_list
1109         over loc_descriptor_from_tree.
1110
1111         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1112         pass it down to loc_descriptor.
1113         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1114         (containing_function_has_frame_base): Move earlier in the file.
1115         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1116         instead of always assuming fbreg can't be used.
1117
1118 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
1119
1120         * config/rs6000/altivec.md: Change constraint "m" to "Z".
1121         * config/rs6000/predicates.md (indexed_or_indirect_operand):
1122         Accept address wrapped in AND for Altivec.
1123         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1124         Strip AND wrapping offset address for Altivec.
1125
1126 2005-08-11  Richard Henderson  <rth@redhat.com>
1127
1128         PR middle-end/23312
1129         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1130         before using TYPE_IS_SIZETYPE.
1131
1132 2005-08-11  Richard Henderson  <rth@redhat.com>
1133
1134         PR target/22225
1135         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1136         insn types not present on ev4.
1137         (alphaev5_insn_pipe): Similarly.
1138
1139 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
1140
1141         PR target/23250
1142         * arm.c (arm_override_options): If the user has selected callee-super-
1143         interworking, then enable normal interworking.
1144
1145 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1146
1147         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1148         redefinition.
1149
1150 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
1151
1152         * doc/rtl.texi: Fix two typos.
1153
1154 2005-08-11  Richard Guenther  <rguenther@suse.de>
1155
1156         PR target/23289
1157         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1158         cases where we call to/from functions returning void.
1159
1160 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
1161
1162         PR c++/23225
1163         * tree.c (build_pointer_type_for_mode): Robustify.
1164
1165 2005-08-10  James E Wilson  <wilson@specifix.com>
1166
1167         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1168         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1169
1170         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1171         "cum->".
1172
1173 2005-08-10  Eric Christopher  <echristo@apple.com>
1174
1175         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1176         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1177         V2DFmode.
1178
1179 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
1180
1181         PR target/21887
1182         * config/darwin.c (machopic_indirect_data_reference): Use a new register
1183         for the high part when generating dynamic-no-pic code.
1184
1185 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
1186
1187         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1188         (x86_64-*-linux*): Likewise.
1189
1190         * config/i386/crtfastmath.c: New file.
1191         * config/i386/t-crtfm: Likewise.
1192
1193         * config/i386/linux.h (ENDFILE_SPEC): New.
1194         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1195
1196         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1197         crtfastmath.o.
1198
1199 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
1200
1201         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1202         (vec_shl, vec_shr): Document new operations.
1203         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1204
1205 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
1206
1207         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1208         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1209         change predicate to indexed_or_indirect_address.
1210
1211 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
1212
1213         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1214         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1215         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1216         and __aeabi_uwrite8.
1217         * config/arm/unaligned-funcs.c: New file.
1218         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1219
1220 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
1221
1222         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1223         Add dump.
1224         * cfglayout.c (pass_insn_locators_initialize): Add dump.
1225         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1226         Add dump.
1227         * except.c (pass_convert_to_eh_region_ranges): Add dump.
1228         * final.c (pass_shorten_branches): Add dump.
1229         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1230         (pass_life): Rename dump.
1231         (rest_of_handle_flow2): Remove initial verify_flow_info.
1232         * function.c (pass_instantiate_virtual_regs): Add dump.
1233         * integrate.c (pass_initial_value_sets): Add dump.
1234         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1235         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1236         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1237         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1238         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1239         gate_rtl_unrool_and_peel_loops): New.
1240         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1241         rtl_doloop): Do not look at flags.
1242         * mode-switching.c (pass_mode_switching): Add dump.
1243         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1244         pass_split_before_regstack): Add dump.
1245         * regmove.c (pass_stack_adjustments): Add dump.
1246         * tree-optimize.c (pass_fixup_cfg): Add dump.
1247
1248 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1249
1250         PR 23309
1251         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1252         deciding which instruction sequence to use.
1253
1254 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
1255
1256         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1257         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1258
1259 2005-08-09  Richard Guenther  <rguenther@suse.de>
1260
1261         * c-common.c (builtin_function_2): Remove.
1262         (def_builtin_1): New function.
1263         (c_common_nodes_and_builtins): Use def_builtin_1 to
1264         build builtin functions.
1265
1266 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
1267
1268         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1269         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1270         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1271         Visual DSP.
1272
1273 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
1274
1275         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1276         fold_binary instead of fold_build2 since we don't care about the
1277         resulting tree.
1278         (loop_niter_by_eval): Likewise.
1279         (compare_trees): Likewise.
1280         (proved_non_wrapping_p): Likewise.
1281
1282 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
1283
1284         PR c/23161
1285         PR c/23165
1286         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1287         if the if is really empty.
1288
1289 2005-08-09  Steven Bosscher  <stevenb@suse.de>
1290
1291         PR tree-optimization/23234
1292         * tree-ssa-math-opts.c (place_reciprocal): New enum.
1293         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1294         argument of the new enum.
1295         (execute_cse_reciprocals): Add reciprocals for function arguments
1296         on the unique successor edge of the entry block.  Update other calls
1297         to execute_cse_reciprocals_1.
1298
1299 2005-08-08  Richard Henderson  <rth@redhat.com>
1300
1301         PR 22439
1302         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1303
1304 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
1305
1306         * expr.c (write_complex_part): Return after handling MEM.
1307
1308 2005-08-08  Josh Conner  <jconner@apple.com>
1309
1310         PR rtl-optimization/23241
1311         * combine.c (simplify_comparison): Fix error in determining
1312         whether to lift a subreg from comparison.
1313
1314 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
1315
1316         PR target/18506
1317         * config/rs6000/altivec.md (vec_init<mode>): New.
1318         (vec_set<mode>): New.
1319         (vec_extract<mode>): New.
1320         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1321         (rs6000_expand_vector_set): New.
1322         (rs6000_expand_vector_extract): New.
1323         (rs6000_legitimate_offset_address_p): Offset addresses are valid
1324         for Altivec modes before reload.
1325         (altivec_expand_vec_init_builtin): New.
1326         (get_element_number): New.
1327         (altivec_expand_vec_set_builtin): New.
1328         (altivec_expand_vec_ext_builtin): New.
1329         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1330         builtins.
1331         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1332         builtins.
1333         * config/rs6000/rs6000.h (rs6000_builtins): Add
1334         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1335         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1336         * config/rs6000/rs6000-protos.h: Declare new functions.
1337
1338 2005-08-08  Jan Hubicka  <jh@suse.cz>
1339
1340         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1341         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1342         * i386.md (movdi*): Use pic_32bit_operand.
1343         * predicates.md (pic_32bit_operand): New.
1344
1345 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
1346
1347         PR c++/21166
1348         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1349
1350 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
1351
1352         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1353         (test_for_singularity): Use fold_build2.
1354
1355 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1356
1357         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1358
1359 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
1360
1361         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1362         (COMMON_ASM_OP) Define.
1363         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1364         (ix86_encode_section_info): Likewise.
1365         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1366         SUBTARGET_ENCODE_SECTION_INFO.
1367
1368 2005-08-06  Richard Henderson  <rth@redhat.com>
1369
1370         PR 21894
1371         * tree-nested.c (convert_local_reference): Save and restore val_only
1372         around component_ref and friends.  Clear walk_subtrees by default.
1373
1374 2005-08-06  Peter O'Gorman  <peter@pogma.com>
1375
1376         PR 21366
1377         * gcc.c (process_command): Check the argument to -b has a dash.
1378         * doc/invoke.texi: Update -b and -V docs.
1379
1380 2005-08-06  James E Wilson  <wilson@specifix.com>
1381
1382         * config/mips/cross64.h, config/mips/t-cross64: Delete.
1383
1384 2005-08-06  Michael Matz  <matz@suse.de>
1385
1386         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1387         member only if only one insn is associated with the value.
1388
1389 2005-08-06  Nick Clifton  <nickc@redhat.com>
1390
1391         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1392         New define.
1393         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1394         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1395         Check symbol flags instead of symbol name mangling.
1396         (xstormy16_asm_output_aligned_common): Likewise.  Also
1397         simplify code since the bss100_section cass is the only case
1398         where the below100 code will be triggered.
1399         (xstormy16_encode_section_info): Encode below100 attribute
1400         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1401         the name.
1402         (xstormy16_strip_name_encoding): Delete - this function is no
1403         longer needed.
1404         (TARGET_STRIP_NAME_ENCODING): Undefine.
1405         * config/stormy16/stormy16-protos.h: Delete prototype for
1406         xstormy16_strip_name_encoding.
1407
1408 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
1409
1410         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1411         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1412         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1413         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1414         config/alpha/predicates.md, config/arc/arc.h,
1415         config/arm/arm.h, config/arm/ieee754-df.S,
1416         config/arm/ieee754-sf.S, config/bfin/bfin.c,
1417         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1418         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1419         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1420         config/m68hc11/m68hc11.h, config/mips/mips.c,
1421         config/mips/mips.h, config/mips/openbsd.h,
1422         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1423         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1424         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1425         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1426         config/sparc/linux.h, config/sparc/linux64.h,
1427         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1428         doc/extend.texi, doc/gcov.texi, doc/install.texi,
1429         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1430         typos.  Follow spelling conventions.
1431
1432 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
1433
1434         PR c/23113
1435         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1436         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1437         specially.  Check for side effects only for COND_EXPR.
1438         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1439         return with TREE_NO_WARNING.
1440
1441 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
1442
1443         PR rtl-optimization/23233
1444         * loop.c (combine_movables): Require the modes to be the same.
1445         (move_movables): Remove handling of cases where the replacement
1446         had a different mode to the original.
1447
1448 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
1449
1450         PR tree-optimization/23128
1451         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1452         subtraction wrap, and set TREE_OVERFLOW if they do.
1453
1454 2005-08-05  Richard Henderson  <rth@redhat.com>
1455
1456         PR 21728
1457         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1458         FORCED_LABEL labels.
1459
1460 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
1461
1462         PR middle-end/23135
1463         * reload.c (find_reloads_subreg_address): Pass down TYPE
1464         unchanged.  Change all callers except find_reloads_toplev.
1465
1466 2005-08-05  Michael Matz  <matz@suse.de>
1467
1468         * genattrtab.c (current_alternative_string): Remove.
1469         (SIMPLIFY_ALTERNATIVE): Ditto.
1470         (attr_alt_bit_p): Ditto.
1471         (alternative_name): Make const char *.
1472         (evaluate_eq_attr): Remove use of above things.
1473         (simplify_test_exp): Ditto.
1474         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1475         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1476
1477 2005-08-04  James E Wilson  <wilson@specifix.com>
1478
1479         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1480         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1481         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1482         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1483         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1484
1485 2005-08-04  Richard Henderson  <rth@redhat.com>
1486
1487         PR 21529
1488         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1489         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1490         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
1491         if we'd have to instantiate too many members.
1492
1493 2005-08-04  Richard Henderson  <rth@redhat.com>
1494
1495         PR 21291
1496         * tree-outof-ssa.c (coalesce_asm_operands): New.
1497         (coalesce_ssa_name): Use it.  Split out ...
1498         (coalesce_phi_operands, coalesce_result_decls): ... these.
1499
1500 2005-08-04  Paul Brook  <paul@codesourcery.com>
1501
1502         * read-rtl.c (read_quoted_string): Break if EOF.
1503
1504 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
1505
1506         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1507         (fold_build2): Likewise.
1508         (fold_build3): Likewise.
1509         (fold_build1_stat): New function prototype.
1510         (fold_build2_stat): Likewise.
1511         (fold_build3_stat): Likewise.
1512         * fold-const.c (fold_build1): Rename to ..
1513         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
1514         through to build1_stat.
1515         (fold_build2): Rename to ..
1516         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
1517         through to build2_stat.
1518         (fold_build3): Rename to ..
1519         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
1520         through to build3_stat.
1521
1522 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
1523             Ian Lance Taylor  <ian@airs.com>
1524
1525         * function.c (assign_stack_local_1): Do not correct stack slot
1526         address if allocation size is smaller than mode size.
1527
1528 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
1529
1530         PR 22037
1531         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1532         (tree_merge_blocks): Propagate anything allowed by
1533         may_propagate_copy.
1534         Clarify documentation.
1535         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1536         SSA form, schedule an update if necessary.
1537
1538 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
1539
1540         * doc/install.texi (Binaries): Remove broken link to
1541         Sinix/Reliant Unix binaries.
1542
1543 2005-08-03  Richard Henderson  <rth@redhat.com>
1544
1545         PR 23221
1546         * function.c (stack_protect_epilogue): Export.
1547         * tree.h (stack_protect_epilogue): Declare.
1548         * calls.c (expand_call): Call it.
1549
1550 2005-08-03  Eric Christopher  <echristo@apple.com>
1551
1552         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1553         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1554         spec.
1555
1556 2005-08-04  Jan Hubicka  <jh@suse.cz>
1557
1558         * profile.c (branch_prob): Split edges with goto locus on them
1559         to get proper line counts.
1560         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1561
1562 2005-08-03  Paul Brook  <paul@codesourcery.com>
1563
1564         * function.c (assign_parms): Round current_function_args_size
1565         to PARM_BOUNDARY, not STACK_BOUNDARY.
1566
1567 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
1568
1569         * config/i386/i386.c (x86_elf_aligned_common)
1570         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1571
1572 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
1573
1574         PR tree-optimization/23157
1575         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1576         before emitting them.
1577
1578 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1579
1580         PR tree-optimization/19899
1581         * Makefile.in (tree-scalar-evolution.o): Add real.h.
1582         * tree-scalar-evolution.c: Include real.h.
1583         (add_to_evolution): Build constant -1 of correct type.
1584
1585 2005-08-03  Jan Hubicka  <jh@suse.cz>
1586
1587         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1588         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1589         profile updating for complette unrolling.
1590         * loop-unroll.c (peel_loop_completely): Use it.
1591         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1592         (tree_unroll_loops_completely): Disable code growing unrolling of cold
1593         loops.
1594
1595 2005-08-03  Paul Brook  <paul@codesourcery.com>
1596
1597         * combine.c (can_change_dest_mode): New function.
1598         (try_combine, simplify_set): Use it.
1599
1600 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
1601
1602         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1603         TFmode to BLKmode.
1604
1605 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
1606
1607         * doc/install.texi (Specific): Adjust link to openavr.org.
1608         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1609         (Binaries): Adjust HP-UX Porting Center link.
1610         (Binaries): Adjust Free Software Foundation ordering link.
1611
1612 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
1613
1614         * convert.c (convert_to_integer): Use fold_build1 instead of
1615         build1 when converting an integer to an integer.
1616
1617 2005-08-02  Richard Henderson  <rth@redhat.com>
1618
1619         * combine.c (combine_instructions): Don't use reg_equal/equiv
1620         results if the mode doesn't match.
1621
1622 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
1623
1624         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1625         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1626
1627 2005-08-02  Richard Henderson  <rth@redhat.com>
1628
1629         PR 23196
1630         * explow.c (memory_address): Remove special-case for
1631         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1632
1633 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
1634
1635         PR 23164
1636         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1637         number of calls to cleanup_tree_cfg_1.
1638
1639 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
1640
1641         * doc/invoke.texi: document file extensions .F90 and .F95
1642
1643 2005-08-02  Richard Guenther  <rguenther@suse.de>
1644
1645         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1646         positive if its first argument is positive.
1647
1648 2005-08-02  Richard Guenther  <rguenther@suse.de>
1649
1650         PR tree-optimization/23177
1651         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1652         on TMR_TAG.
1653
1654 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
1655
1656         PR tree-optimization/23129
1657         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1658         varying for divisions with anti-ranges.
1659
1660 2005-08-02  Jan Hubicka  <jh@suse.cz>
1661
1662         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1663         * tree-ssa-threadupdate.c (thread_block): Add it here.
1664
1665 2005-08-01  James E Wilson  <wilson@specifix.com>
1666
1667         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1668         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1669         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1670         New.
1671         * config/mips/predicates.md (const_call_insn_operand): Add check for
1672         SYMBOL_REF_LONG_CALL_P.
1673         * doc/extend.texi (long_call): Document the new attribute.
1674
1675 2005-08-01  Ian Lance Taylor  <ian@airs.com>
1676             Richard Henderson  <rth@redhat.com>
1677
1678         * Makefile.in (RTL_BASE_H): Add real.h.
1679         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1680         instead of memcpy.
1681         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1682         directly.
1683         * rtl.c (rtl_check_failed_code_mode): New.
1684         * rtl.h (struct rtx_def): Add u.rv.
1685         (XCMWINT, XCNMPRV): New.
1686         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1687         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1688
1689 2005-08-01  Richard Henderson  <rth@redhat.com>
1690
1691         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1692         with auto-inc codes.
1693
1694         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1695
1696 2005-08-01  Jan Hubicka  <jh@suse.cz>
1697
1698         * i386-protos.h (asm_preferred_eh_data_format): Declare.
1699         * i386.c: Include dwarf2.h
1700         (asm_preferred_eh_data_format): New.
1701         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1702
1703 2005-08-01  Ian Lance Taylor  <ian@airs.com>
1704
1705         * config/host-linux.c (linux_gt_pch_get_address): Add new name
1706         randomize_va_space for virtual address randomization control.
1707
1708 2005-08-01  Steven Bosscher  <stevenb@suse.de>
1709
1710         * common.opt (flag_ipa_cp): Put in right place to maintain
1711         alphabetic sort.
1712
1713 2005-08-01  Jan Hubicka  <jh@suse.cz>
1714
1715         * profile.c (compute_value_histograms): Fix thinko.
1716         * value-prof.c: Include toplev.h
1717         (check_counter): New function.
1718         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1719         tree_mod_subtract_transform): Add sanity check.
1720
1721 2005-08-01  Richard Guenther  <rguenther@suse.de>
1722
1723         PR tree-optimization/23133
1724         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1725         current functions parameter decls to find defs to cse
1726         reciprocals of.
1727
1728 2005-08-01  Richard Guenther  <rguenther@suse.de>
1729
1730         PR tree-optimization/23109
1731         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1732         If trapping math is in effect, use post-dominator information
1733         to check if we'd in any case reach a trapping point before
1734         doing the reciprocal insertion.
1735         (execute_cse_reciprocals): Compute post-dominators, if necessary.
1736         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1737         expressions are invariant only if trapping math is not in effect.
1738
1739 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
1740
1741         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1742         cgraph_function_versioning): New declarations.
1743         * cgraphunit.c: Add include to ipa-prop.h.
1744         (update_call_expr, cgraph_copy_node_for_versioning,
1745         cgraph_function_versioning): New functions.
1746         * integrate.c (copy_decl_for_inlining): Remove.
1747         * ipa-prop.h (ipa_replace_map): New struct.
1748         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1749         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1750         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1751         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1752         ipcp_iterate_stage, ipcp_method_scale_print,
1753         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1754         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1755         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1756         ipcp_update_bb_counts, ipcp_update_profiling,
1757         ipcp_update_edges_counts): New functions.
1758         (ipcp_method_cval_init): Remove restriction regarding local methods.
1759         (ipcp_init_stage): Add ipcp_method_compute_scale.
1760         (ipcp_insert_stage): Add versioning.
1761         (ipcp_structures_print): Add ipcp_method_scale_print.
1762         (ipcp_driver): Dump profiling info.
1763         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1764         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1765         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1766         (struct inline_data): Add versioning_p, ipa_info, new fields.
1767         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1768         declare_return_variable): Replace calls to copy_decl_for_inlining with
1769         copy_decl_for_dup.
1770         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1771         versioning support.
1772         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1773         Add argument VERSIONING.
1774         (copy_arguments_for_versioning, copy_static_chain,
1775         function_versionable_p, tree_versionable_function_p,
1776         tree_function_versioning, replace_ref_tree): New functions.
1777         * tree-inline.h: Include varray.h.
1778         (tree_versionable_function_p,  tree_function_versioning,
1779         tree copy_decl_for_dup): New declarations.
1780
1781 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
1782
1783         * ipa-cp.c: New file. Contains IPCP specific functionality.
1784         * ipa-prop.h: New file. Contains structures/definitions that can be
1785         used by several interprocedural data flow optimizations (and also IPCP).
1786         * ipa-prop.c: New file.
1787         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1788         * common.opt: Add ipa-cp flag.
1789         * timevar.def: Add IPCP optimization.
1790         * tree-optimize.c (init_tree_optimization_passes): Schedule
1791         pass_ipa_cp.
1792         * tree-pass.h (pass_ipa_cp): Declare.
1793
1794 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
1795
1796         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1797         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1798         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1799         config/i386/i386.c, config/mips/mips.h,
1800         config/rs6000/rs6000.h, config/sh/sh.c,
1801         config/stormy16/stormy16.c: Fix comment typos.
1802
1803 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
1804
1805         PR c/22311
1806         * c-typeck.c (build_binary_op): Use common_type wrapper on
1807         shortened types.
1808         (common_type): Update comment.
1809
1810 2005-07-31  Steven Bosscher  <stevenb@suse.de>
1811
1812         PR target/23095
1813         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1814         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1815         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1816
1817 2005-07-31  Jan Hubicka  <jh@suse.cz>
1818
1819         * pretty-print.h (pp_widest_integer): New macro.
1820         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1821         counts.
1822
1823 2005-07-31  Jan Hubicka  <jh@suse.cz>
1824
1825         * output.h (enum section_category): Export from varasm.c
1826         (categorize_decl_for_section): Likewise.
1827         * varasm.c (enum section_category): Kill.
1828         (categorize_decl_for_section): Make global.
1829         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1830         Declare.
1831         * i386.c (ix86_section_threshold): New static variable.
1832         (ix86_in_large_data_p, ix86_encode_section_info,
1833         x86_64_elf_unique_section,
1834         x86_64_elf_select_section): New functions.
1835         (TARGET_ENCODE_SECTION_INFO): Define
1836         (override_options): Enable medium model for PIC.
1837         (ix86_expand_prologue): Expand gen_set_got_rex64.
1838         (legitimate_constant_p): Handle new UNSPECs.
1839         (legitimate_pic_address_disp_p): Likewise.
1840         (legitimize_pic_address): Lower MEDIUM model addressing.
1841         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1842         (enum cmodel): Add MEDIUM_PIC.
1843         (SYMBOL_REF_FAR_ADDR_P): New macro.
1844         (SYMBOL_FLAG_FAR_ADDR): New flag.
1845         * i386.md (movdi): Support medium model.
1846         (set_got_rex64): New pattern.
1847         * i386.opt (mlarge-data-threshold): New flag.
1848         * predicates.md (zext_operand/sext_operand): Deal with medium model.
1849         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1850         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1851         TARGET_ASM_UNIQUE_SECTION): New.
1852
1853         * invoke.texi (-mlarge_data_threshold): Document
1854
1855 2005-07-31  Jan Hubicka  <jh@suse.cz>
1856
1857         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1858         (coalesce_vars): Likewise.
1859         * tree-ssa-live.c (coalesce_cost): New.
1860         (build_tree_conflict_graph): Use coalesce_cost.
1861         * tree-ssa-live.h (coalesce_cost): Declare.
1862
1863 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
1864
1865         * arm.md (all peepholes for post-increment operations): Delete.
1866         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1867         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1868         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1869         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1870         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1871
1872 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
1873
1874         * fold-const.c (tree_expr_nonnegative_p): Always return true for
1875         non-integral types.
1876
1877 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
1878
1879         PR target/22582
1880         * doc/invoke.texi: Document -rdynamic.
1881
1882 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
1883
1884         PR c/23143
1885         * c-parser.c (c_parser_parms_list_declarator): Call
1886         mark_forward_parm_decls.
1887         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1888         decls with visibility structure.
1889
1890 2005-07-30  Paul Brook  <paul@codesourcery.com>
1891
1892         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1893
1894 2005-07-30  Paul Brook  <paul@codesourcery.com>
1895
1896         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1897         prototype.
1898         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1899         value for mode.
1900         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1901
1902 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1903
1904         PR c/529
1905         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1906         nested function declarators.
1907         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1908         (grokparms): Call warn_if_shadowing for parameters used within the
1909         parameter list.
1910         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1911         not used within the parameter list.
1912         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1913
1914 2005-07-30  Jan Hubicka  <jh@suse.cz>
1915
1916         * expr.c (expand_expr_real_1): Do not load mem targets into register.
1917         * i386.c (ix86_fixup_binary_operands): Likewise.
1918         (ix86_expand_unary_operator): Likewise.
1919         (ix86_expand_fp_absneg_operator): Likewise.
1920         * optabs.c (expand_vec_cond_expr): Validate dest.
1921
1922 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1923
1924         PR c/21720
1925         * real.c (real_from_string): Also set last bit if there is a
1926         nonzero hex digit beyond GCC's internal precision after ".".
1927
1928 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
1929
1930         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1931         define_constants.  Change duplicate values to unassigned numbers.
1932         Change UNSPEC_SUBS to UNSPEC_VSUBS.
1933         (*altivec_vspltsf): New.
1934         (altivec_vperm_v4sf): Delete.
1935         (altivec_vperm_<mode>): Use mode macro V.
1936         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1937         (altivec_predicate_v4sf): Delete.
1938         (altivec_predicate_<mode>): Use mode macro V.
1939         (*altivec_lvesfx): New.
1940         (*altivec_stvesfx): New.
1941         (vec_realign_load_v4sf): Delete.
1942         (vec_realign_load_<mode>): Use mode macro V.
1943         * config/rs6000/rs6000.c (generate_set_vrsave): Use
1944         UNSPECV_SET_VRSAVE.
1945
1946 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
1947
1948         PR bootstrap/23131
1949         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1950         string.
1951         * configure: Regenerated.
1952
1953 2005-07-29  Paul Brook  <paul@codesourcery.com>
1954
1955         * doc/install.texi: Add link to GFortran binaries wiki page.
1956
1957 2005-07-29  David Ung  <davidu@mips.com>
1958
1959         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1960         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1961         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1962         * config/mips/mips.md (cpu): Add 5kf name.
1963         (includes): Includes 5k.md.
1964         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1965         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1966         -march flag.
1967
1968 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
1969
1970         PR 22550
1971         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1972         (cleanup_tree_cfg): ... here.
1973         Call cleanup_tree_cfg_1 until there are no more cleanups to
1974         do.
1975
1976 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
1977
1978         * tree-vrp.c (compare_range_with_value): Return true or false
1979         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1980         EQ_EXPR respectively.
1981
1982 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
1983
1984         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1985         Fix comment typos.
1986
1987 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
1988
1989         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1990         (tree_ssa_dominator_optimize): Increment it.
1991         (dump_dominator_optimization_stats): Print it.
1992
1993 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
1994             Steven Bosscher  <stevenb@suse.de>
1995
1996         PR rtl-optimization/23117
1997         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1998         when head == tail.  Tidy comment.
1999
2000 2005-07-28  Richard Henderson  <rth@redhat.com>
2001
2002         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2003         * cselib.c (rtx_equal_for_cselib_p): Likewise.
2004         * jump.c (rtx_renumbered_equal_p): Likewise.
2005         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2006         CONST_INT and CONST_DOUBLE.
2007         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2008         * reload.c (operands_match_p): Special case CONST_INT and
2009         CONST_DOUBLE; check mode earlier.
2010
2011 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2012
2013         PR c/22240
2014         * c-typeck.c (convert_for_assignment): Do not check
2015         DECL_IN_SYSTEM_HEADER on NULL fundecl.
2016
2017 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2018
2019         PR c/22192
2020         * c-typeck.c (composite_type): Prefer constant size arrays to
2021         VLAs.
2022
2023 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
2024
2025         PR c/21720
2026         * real.c (real_from_string): Set last bit if there is a nonzero
2027         hex digit beyond GCC's internal precision.
2028
2029 2005-07-28  Richard Henderson  <rth@redhat.com>
2030
2031         PR rtl-opt/22619
2032         * cfgcleanup.c (try_forward_edges): Watch out for end of
2033         insn chain.
2034
2035 2005-07-28  James E Wilson  <wilson@specifixinc.com>
2036
2037         PR c/23106
2038         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2039
2040 2005-07-28  Jan Hubicka  <jh@suse.cz>
2041
2042         * Makefile.in (rtl-profile.o): Kill all traces of it.
2043         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2044         * coverage.h (rtl_coverage_counter_ref): Kill.
2045         * opts.c (flag_speculative_prefetching_set): Kill.
2046         (flag_loop_optimize_set): New.
2047         (common_handle_option): Disable loop optimizer when profiling;
2048         do not handle speculative prefetching.
2049         * passes.c (init_optimization_passes): Replace pass_profiling combo
2050         by branch_prob pass.
2051         * profile.c (compute_value_histograms): Update for simplified value
2052         profiles.
2053         (rtl_register_profile_hooks): Kill.
2054         (pass_profiling): Kill.
2055         (rest_of_handle_branch_prob): Do not profile.
2056         * toplev.c (process_options): Remove speculative prefetching.
2057         * toplev.h (flag_tree_based_profiling): Kill.
2058         * tree-profile.c (prepare_instrumented_value,
2059         tree_gen_interval_profiler, tree_gen_pow2_profiler,
2060         tree_gen_one_value_profiler, do_tree_profiling): Update for
2061         simplified datastructures.
2062         * value-prof.c: Add comment that speculative prefetching was dropped;
2063         update rest of file for simplified datastructures.
2064         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2065         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2066         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2067         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2068         rtl_mod_subtract, gen_speculative_prefetch,
2069         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2070         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2071         (gate_handle_value_profile_transformations,
2072         rest_of_handle_value_profile_transformations,
2073         pass_value_profile_transformations): Kill.
2074         * value-prof.h (histogram_value_t): Remove IL based unions.
2075         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2076         rtl_profile_hooks): Remove hooks.
2077
2078         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2079
2080         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2081         (cgraph_clone_node): Likewise.
2082         * cgraph.h (cgraph_clone_edge): Update prototype.
2083         (cgraph_clone_node): Likewise.
2084         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2085         cgraph_clone_node.
2086         (lookup_recursive_calls): Consider profile.
2087         (cgraph_decide_recursive_inlining): Fix updating; use new
2088         probability argument; use profile.
2089         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2090         * tree-inline.c (copy_bb): Update clal of clone_edge.
2091         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2092
2093         * invoke.texi (min-inline-recursive-probability): Document.
2094
2095 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
2096
2097         * doc/install.texi (Configuration): Update Valgrind homepage.
2098
2099 2005-07-28  Richard Henderson  <rth@redhat.com>
2100
2101         PR middle-end/21362
2102         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2103         labels we want to delete.
2104         (cfg_layout_merge_blocks): Likewise.
2105
2106 2005-07-28  Richard Henderson  <rth@redhat.com>
2107
2108         PR target/17692
2109         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2110         when expanding to nothing.
2111
2112 2005-07-28  Josh Conner  <jconner@apple.com>
2113
2114         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2115         (cgraph_decide_inlining_of_small_functions): Likewise.
2116
2117 2005-07-28  Josh Conner  <jconner@apple.com>
2118
2119         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
2120         direction of badness if negative.
2121         (cgraph_default_inline_p): Add reason to parameters, and assign it
2122         a value.
2123         (cgraph_decide_inlining_of_small_functions): New parameter in call
2124         to cgraph_default_inline_p.
2125         (cgraph_decide_inlining_incrementally): Likewise.
2126         * cgraphunit.c (decide_is_function_needed): Likewise.
2127         * cgraph.h (cgraph_default_inline_p): Likewise.
2128
2129 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2130
2131         * builtins.c: Fix comment typo(s).
2132         * genautomata.c: Likewise.
2133         * gimplify.c: Likewise.
2134         * tree-dfa.c: Likewise.
2135         * tree-flow-inline.h: Likewise.
2136         * tree-into-ssa.c: Likewise.
2137         * tree-ssa-alias.c: Likewise.
2138         * tree-ssa-ccp.c: Likewise.
2139         * tree-ssa-copy.c: Likewise.
2140         * tree-ssa-dce.c: Likewise.
2141         * tree-ssa-dom.c: Likewise.
2142         * tree-ssa-operands.c: Likewise.
2143         * tree-tailcall.c: Likewise.
2144         * tree-vectorizer.c: Likewise.
2145         * tree-vrp.c: Likewise.
2146         * tree.c: Likewise.
2147
2148 2005-07-28  Jeff Law  <law@redhat.com>
2149
2150         * tree-vrp.c (test_for_singularity): Extracted from  ...
2151         (simplify_cond_using_ranges): Attempt to simplify a relational
2152         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
2153
2154 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
2155
2156         PR tree-optimization/22506
2157         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2158         phis whose argument is constant.
2159
2160 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
2161
2162         PR rtl-optimization/18992
2163         Back out this patch:
2164           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2165           PR optimization/12142
2166           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2167           uses of the register in the SET_SRC.  Remove unnecessary argument.
2168
2169         Replace it with this:
2170         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2171         if flag_non_call_exceptions is set and the insn may trap, pass
2172         pc_rtx as dest for recursion.
2173         In SET_SRC part of SET case, if dest is already set, pass it down
2174         unchanged.
2175
2176 2005-07-28  Jan Hubicka  <jh@suse.cz>
2177
2178         * cfg.c (update_bb_profile_for_threading): Use RDIV.
2179         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2180         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2181         roundoff errors.
2182         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2183         profile when available.
2184
2185 2005-07-28  Jan Beulich <jbeulich@novell.com>
2186
2187         * config/ia64/ia64.c (ia64_load_pair_ok): New.
2188         (ia64_print_operand): Describe and handle 'X'.
2189         (ia64_register_move_cost): Also handle FP_REGS.
2190         (ia64_preferred_reload_class): Likewise.
2191         (ia64_secondary_reload_class): Likewise.
2192         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2193         it. Also check for ITANIUM_CLASS_FLDP.
2194         * config/ia64/ia64.h (FP_REGNO_P): New.
2195         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2196         (reg_class): Add FP_REGS.
2197         (REG_CLASS_NAMES): Adjust for it.
2198         (REG_CLASS_CONTENTS): Likewise.
2199         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2200         (REG_CLASS_FROM_LETTER): Handle 'x'.
2201         (CLASS_MAX_NREGS): Handle FP_REGS.
2202         (MEMORY_MOVE_COST): Likewise.
2203         * config/ia64/ia64.md (itanium_class): Add fldp.
2204         (type): Handle fldp.
2205         (movti_internal): More allowable operand combinations. Use ldfp8 when
2206         splitting unnecessary. Remove predicable attribute. Adjust
2207         itanium_class attribute.
2208         (smuldi3_highpart): Remove outdated comment.
2209         (mulditi3, umulditi3, rotlti3): New expanders.
2210         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2211         (absti2): Disabled new insn for future reference.
2212         Respective new splitters.
2213         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2214         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2215         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2216
2217 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
2218
2219         PR rtl-optimization/23047
2220         * simplify-rtx.c (simplify_const_relational_operation): Respect
2221         flag_wrapv for comparisons with ABS.
2222
2223 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
2224
2225         PR tree-optimization/22493
2226         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2227         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2228
2229 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
2230
2231         * config/frv/frv.opt (moptimize-membar): New.
2232
2233         * doc/invoke.texi: Document -moptimize-membar and its inverse.
2234
2235         * config/frv/frv.h: Remove machine_function definition.
2236
2237         * config/frv/frv.c (struct frv_io): New.
2238         (struct machine_function): Moved from frv.h.  Add has_membar_p.
2239         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2240         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2241         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2242         (frv_optimize_membar_global, frv_optimize_membar): New functions.
2243         (frv_reorg): Call frv_optimize_membar when appropriate.
2244         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2245         (frv_expand_builtin): Adjust calls accordingly.
2246         (frv_io_address_cookie): New function.
2247         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2248         load or store rather than a special insn.  Add ccnstant address and
2249         io-type operands to the membar.
2250         (frv_ifcvt_modify_tests): Unsign regno.
2251         (frv_ifcvt_modify_tests): Same.
2252
2253         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
2254         UNSPEC_OPTIONAL_MEMBAR constant.
2255         (builtin_read_<mode>): Delete.
2256         (builtin_write_<mode>): Delete.
2257         ("optional_membar_<mode>"): Add operand.
2258
2259         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2260         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2261         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2262         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2263         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2264         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2265         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2266         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2267         * testsuite/gcc.target/frv/all-read-write-1.c: New.
2268
2269 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
2270
2271         * df.c (df_uses_record): Handle SCRATCH.
2272
2273 2005-07-28  Steven Bosscher  <stevenb@suse.de>
2274
2275         PR debug/20161
2276         * passes.c (rest_of_decl_compilation): If decl is a type and
2277         we have encountered errors, don't emit debug information.
2278
2279 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
2280
2281         * params.def: Fixed comment.
2282
2283 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
2284
2285         PR target/19885
2286         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2287         (TARGET_ASM_UNALIGNED_HI_OP): Add.
2288         (TARGET_ASM_UNALIGNED_SI_OP): Add.
2289
2290 2005-07-27  Steven Bosscher  <stevenb@suse.de>
2291
2292         PR c++/22003
2293         * varasm.c (assemble_start_function): Don't do anything that may
2294         require a CFG if the current function is a thunk.
2295
2296 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
2297
2298         * doc/install.texi (Prerequisites): Mention that perl is needed
2299         to do export control in libstdc++ targetting Darwin.
2300
2301 2005-07-27  Steven Bosscher  <stevenb@suse.de>
2302
2303         PR rtl-optimization/17808
2304         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2305         (sched_insns_conditions_mutex_p): Split out from...
2306         (add_dependence): ...here.  But don't call it from here.
2307         (add_dependence_list): Check sched_insns_conditions_mutex_p
2308         before calling add_dependence.
2309         (add_dependence_list_and_free): Likewise.
2310         (fixup_sched_groups): Likewise.
2311         (sched_analyze_1): Likewise.
2312         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2313         (sched_analyze): Likewise.
2314         (sched_analyze_insn): Likewise.
2315         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2316         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
2317         dependencies on all COND_EXEC insns to jumps ending basic blocks
2318         when doing intrablock scheduling.
2319         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2320
2321 2005-07-27  Jeff Law  <law@redhat.com>
2322
2323         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2324         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
2325         equivalency sets, correctly handle the case were vr0 has an
2326         equivalency set, but vr1 does not.
2327
2328 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
2329
2330         PR tree-optimization/23073
2331         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2332         vect_print_dump_info before fprintf.
2333
2334 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
2335
2336         PR tree-optimize/22348
2337         * tree-ssa-loop-niter.c (number_of_iterations_cond):
2338         Fold the partial computation.
2339
2340 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
2341
2342         PR tree-optimization/22325
2343         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2344         Declare.
2345         * tree-scalar-evolution.c (scev_const_prop): Add generic final
2346         value replacement.
2347         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2348         (force_var_cost): ... this function.
2349         (compute_phi_arg_on_exit): Export.
2350
2351 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
2352
2353         PR tree-optimization/20773
2354         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2355         edge.
2356
2357 2005-07-27  Richard Guenther  <rguenther@suse.de>
2358
2359         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2360         Avoid pushing again if current struct contains only
2361         fields we decomposed.
2362
2363 2005-07-27  Jan Hubicka  <jh@suse.cz>
2364
2365         PR tree-optimization/22574
2366         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2367         not available.
2368
2369         * tree-tailcall.c (decrease_profile): New function.
2370         (eliminate_tail_call): Use it.
2371
2372         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2373         visibility flags correctly in whole program mode.
2374
2375 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
2376
2377         PR rtl-optimization/22472
2378         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2379
2380 2005-07-26  Steven Bosscher  <stevenb@suse.de>
2381
2382         PR tree-optimization/22504
2383         * tree-complex.c (expand_complex_addition): Use 'code' instead
2384         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2385
2386 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
2387
2388         * config.gcc (cpu_type): Add frv case.
2389         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2390         (supported_defaults): Add fr550 case.
2391
2392 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
2393
2394         PR 22591
2395         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2396         whether a pointer of type T * may point to objects of type T *.
2397
2398 2005-07-26  DJ Delorie  <dj@redhat.com>
2399
2400         * configure: Regenerate.
2401
2402 2005-07-26  Dale Johannesen  <dalej@apple.com>
2403
2404         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
2405
2406 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
2407
2408         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2409         Clarify use of "build" in name.
2410
2411 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
2412
2413         * doc/extend.texi (Raw read/write Functions): New section.
2414         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2415         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2416         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2417         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2418         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2419         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2420         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2421         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2422         * config/frv/frv.c: Add bdesc_loads global.
2423         Add bdesc_stores global.
2424         (frv_init_builtins): Add support for __builtin_{read/write}*.
2425         (frv_volatile_memref): New.
2426         (frv_expand_load_builtin): New.
2427         (frv_expand_store_builtin): New.
2428         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2429         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2430         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2431         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2432         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2433         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2434         (builtin_read_<mode>): New.
2435         (builtin_write_<mode>): New.
2436         (builtin_write64): New.
2437         (optional_membar_<mode>): New.
2438
2439 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
2440
2441         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2442         (rather than units) against HOST_BITS_PER_WIDE_INT.
2443
2444 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
2445
2446         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2447         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2448         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2449         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2450         FSF address.
2451
2452         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2453         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2454         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2455         comment typos.
2456         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2457
2458 2005-07-26  Richard Guenther  <rguenther@suse.de>
2459
2460         PR tree-optimization/22486
2461         * fold-const.c (fold_unary): Fold away useless component
2462         references of the form (T *)&T.x, if the address
2463         doesn't change.
2464
2465 2005-07-25  James E Wilson  <wilson@specifixinc.com>
2466
2467         * dwarf2out.c (add_call_src_coords_attributes): New.
2468         (gen_inlined_subroutine_die): Call it.
2469         (maybe_emit_file, init_file_table): Add comments.
2470         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2471         maybe_emit_file.
2472         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2473         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2474         * tree.h (BLOCK_SOURCE_LOCATION): New.
2475         (struct tree_block): New field locus.
2476
2477 2005-07-26  Andreas Schwab  <schwab@suse.de>
2478
2479         PR rtl-optimization/23043
2480         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2481         when allocating a struct unoccr.
2482
2483 2005-07-25  Richard Henderson  <rth@redhat.com>
2484
2485         PR 22626
2486         * tree-complex.c (gate_no_optimization): True if errors.
2487         * Makefile.in (tree-complex.o): Update dependencies.
2488
2489 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
2490
2491         * config/frv/predicates.md (integer_register_operand): Use
2492         GPR_AP_OR_PSEUDO_P.
2493
2494 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
2495
2496         PR tree-opt/22484
2497         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2498         after fold.
2499         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2500
2501 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
2502
2503         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2504         types when flag_unsafe_math_optimizations is true.
2505
2506 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
2507
2508         * gcc.c (option_map): Add --sysroot.
2509         (process_command): Handle --sysroot.
2510         (display_help): Document it.
2511         * doc/cppopts.tex (-isysroot): Document.
2512         * doc/invoke.texi (--sysroot): Document.
2513         * doc/install.texi (--with-build-sysroot): Document.
2514
2515         * Makefile.in (inhibit_libc): New variable.
2516         (INHIBIT_LIBC_CFLAGS): Likewise.
2517         (LIBGCC2_CFLAGS): Include
2518         $(INHIBIT_LIBC_CFLAGS).
2519         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2520         ($(T)crtbegin.o): Do not use @inhibit_libc@.
2521         ($(T)crtend.o): Likewise.
2522         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2523         ($(T)crtendS.o): Likewise.
2524         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2525         ($(T)crtendT.o): Likewise.
2526         (stmp-fixinc): Do not complain about missing headers if
2527         inhibit_libc.
2528         * configure.ac (inhibit_libc): Set it to true/false.
2529         (--with-build-sysroot): New option.  Use it to set
2530         SYSTEM_HEADER_DIR.
2531         * configure: Regenerated.
2532
2533 2005-07-25  Manfred Hollstein  <mh@suse.com>
2534
2535         * calls.c (store_one_arg): Fix unsigned comparison warning.
2536
2537 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
2538
2539         PR other/22337
2540         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2541         (ggc_print_statistics): Initialize variable before use.
2542
2543 2005-07-25  Richard Guenther  <rguenther@suse.de>
2544
2545         * tree-dfa.c (mark_new_vars_to_rename): Protect against
2546         calling with a PHI_NODE argument.
2547
2548         * tree-flow-inline.h (overlap_subvar): Protect against
2549         possible overflow.
2550
2551 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
2552
2553         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2554         * configure: Regenerate.
2555
2556 2005-07-25  Ira Rosen  <irar@il.ibm.com>
2557
2558         * expr.c (highest_pow2_factor): Make extern.
2559         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2560         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2561         record_array_differ_p, array_ptr_differ_p): Likewise.
2562         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2563         additional cases. Call the above functions.
2564         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2565         base_object_differ_p when there are two base objects. Otherwise, compare
2566         base address and offset. Call may_alias_p.
2567         (dump_data_reference): Use a correct field name.
2568         (analyze_array): Make static. Initialize new data-ref fields.
2569         (analyze_indirect_ref): New function.
2570         (init_data_ref): Initialize new data-ref fields.
2571         (strip_conversion): Moved from tree-vect-analyze.c.
2572         (analyze_offset_expr, get_ptr_offset, address_analysis,
2573         object_analysis): Likewise.
2574         (analyze_offset): New function.
2575         (create_data_ref): Likewise.
2576         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2577         dimensions for ARRAY_REFs only.
2578         (build_classic_dist_vector): Make static.
2579         (access_functions_are_affine_or_constant_p): Call macro to get the
2580         address of access functions.
2581         (compute_all_dependences): Add new parameter
2582         compute_self_and_read_read_dependences. Compute self and read-read
2583         dependences if it is true.
2584         (find_data_references_in_loop): Call create_data_ref. Initialize new
2585         data-ref fields.
2586         (compute_data_dependences_for_loop): Add new parameter
2587         compute_self_and_read_read_dependences. Remove parameter nb_loops,
2588         compute nb_loops. Call compute_all_dependences,
2589         build_classic_dist_vector and build_classic_dir_vector with correct
2590         parameters.
2591         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2592         with correct parameters. Compare dimensions for ARRAY_REFs only.
2593         (free_data_refs): Call macro to free access functions.
2594         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2595         fields from stmt_vinfo.
2596         (struct base_object_info): New structure.
2597         (struct data_reference): Move fields to base_object_info. Add fields
2598         first_location and object_info for above structures. Move fields from
2599         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2600         aligned_to.  Add macros to access the new fields.
2601         Update functions declarations.
2602         * tree-flow.h (is_aliased_with): Declare.
2603         * tree-loop-linear.c (linear_transform_loops): Call
2604         compute_data_dependences_for_loop with correct parameters.
2605         * tree-ssa-alias.c (is_aliased_with): New function.
2606         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2607         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2608         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2609         vect_base_addr_differ_p, compute_subscript_distance and
2610         build_classic_dist_vector. Add printings. Check absolute value of
2611         distance.
2612         (vect_analyze_data_ref_dependences): Go through ddrs instead of
2613         data-refs.
2614         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2615         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2616         to bytes. Add printing.
2617         (vect_compute_data_refs_alignment): Go through loads and stores in one
2618         loop.
2619         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2620         vect_analyze_data_ref_access): Likewise.
2621         (vect_analyze_pointer_ref_access): Remove.
2622         (vect_address_analysis, vect_object_analysis): Likewise.
2623         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2624         and analyze data-refs in the loop.
2625         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2626         fields of data-ref instead of stmt. Add init to the offset from the
2627         base.
2628         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2629         (vect_update_init_of_dr): Likewise.
2630         (vect_update_inits_of_drs): Go through loads and stores in one loop.
2631         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2632         removed fields.
2633         (new_loop_vec_info): Initialize new fields.
2634         (destroy_loop_vec_info): Free new fields.
2635         (vect_strip_conversion): Remove.
2636         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2637         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2638         datarefs. Add new field ddrs.
2639         Add macros for the new fields access.
2640         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2641         base_aligned_p, misalignment, memtag, ptr_info and subvars.
2642         Remove their macros.
2643         * tree.h (highest_pow2_factor): Declare.
2644
2645 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
2646
2647         * calls.c (store_one_arg): Check for sibling call MEM arguments
2648         from already clobbered incoming argument area.
2649
2650 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2651
2652         * c-common.c (check_missing_format_attribute): New.
2653         * c-common.h (check_missing_format_attribute): Likewise.
2654         * c-typeck.c (convert_for_assignment): Use it.
2655
2656 2005-07-24  Andreas Schwab  <schwab@suse.de>
2657
2658         * config/m68k/m68k.md ("extendqidi2"): When source is an address
2659         register use a word move.  Correct operand of ext.w in 68000 code.
2660
2661 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
2662
2663         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2664         variables as declarations, rather than definitions.
2665
2666 2005-07-24  Ira Rosen  <irar@il.ibm.com>
2667
2668         PR tree-optimization/22526
2669         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2670         of the zero node.
2671
2672 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
2673
2674         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2675         that C99 reserve for future use. Use it to define clog10,
2676         clog10f and clog10l.
2677
2678 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2679
2680         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2681         * configure.ac: Check for -Wmissing-format-attribute.
2682
2683         * configure: Regenerate.
2684
2685 2005-07-23  Richard Henderson  <rth@redhat.com>
2686
2687         PR tree-optimization/22623
2688         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2689
2690 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
2691
2692         PR target/22577
2693         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2694
2695 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2696
2697         * Makefile.in (C_TREE_H): Update dependencies.
2698         * c-tree.h: Include toplev.h.
2699         * diagnostic.h (diagnostic_set_info): Add format attribute.
2700         * rtl-error.c (diagnostic_for_asm): Likewise.
2701
2702 2005-07-23  Chao-ying Fu  <fu@mips.com>
2703
2704         * config/mips/mips-dsp.md: New file.
2705         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2706         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2707         functions.
2708         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2709         MIPS_BUILTIN_BPOSGE32.
2710         (mips_expand_builtin_direct): Add one parameter to indicate that
2711         builtin functions need to return a value.
2712         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2713         functions.
2714         (mips_regno_to_class): Add classes for 12 new DSP registers.
2715         (mips_subword): Change to check four HI registers.
2716         (mips_output_move): Output move to and from 6 new DSP accumulators.
2717         (override_options): Make sure -mdsp and -mips16 are not used together.
2718         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
2719         for machine modes.
2720         (mips_conditional_register_usage): Disable 6 new DSP accumulators
2721         when !TARGET_DSP.
2722         (print_operand): Add 'q' for printing DSP accumulators.
2723         (mips_cannot_change_mode_class): Check ACC_REGS.
2724         (mips_secondary_reload_class): Check ACC_REGS.
2725         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2726         (mips_register_move_cost): Check ACC_REGS.
2727         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2728         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2729         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2730         (dsp_bdesc): New array.
2731         (bdesc_arrays): Add DSP builtin function table.
2732         (mips_prepare_builtin_arg): Check predicate again after
2733         copy_to_mode_reg.
2734         (mips_expand_builtin): Add one more parameter to
2735         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2736         MIPS_BUILTIN_BPOSGE32.
2737         (mips_init_builtins): Initialize new function types.
2738         (mips_expand_builtin_direct): Check if builtin functions need to
2739         return a value and pass operands properly.
2740         (mips_expand_builtin_bposge): New function.
2741         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2742         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2743         (FIRST_PSEUDO_REGISTER): Increase to 188.
2744         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2745         Update for 12 new DSP registers.
2746         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2747         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2748         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2749         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2750         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2751         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2752         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2753         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2754         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2755         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2756         (REGISTER_NAMES): Add names for 12 new DSP registers.
2757         * config/mips/mips.md: Include mips-dsp.md.
2758         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2759         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2760         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2761         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2762         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2763         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2764         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2765         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2766         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2767         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2768         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2769         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2770         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2771         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2772         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2773         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2774         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2775         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2776         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2777         (UNSPEC_RDDSP): New constants.
2778         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2779         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
2780         A<-d alternative.
2781         * config/mips/mips.opt (-mdsp): New option.
2782         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2783         (reg_imm10_operand): New predicates.
2784         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2785         * doc/invoke.texi (-mdsp): Document new option.
2786
2787 2005-07-22  DJ Delorie  <dj@redhat.com>
2788
2789         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2790         to warning calls.
2791         * tree-inline.c (inlinable_function_p): Likewise.
2792
2793 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
2794
2795         PR debug/21828
2796         * toplev.c (check_global_declarations): Do not mark undefined
2797         variables as DECL_IGNORED_P.
2798         * varasm.c (first_global_object_name): GTY it.
2799         (weak_global_object_name): Likewise.
2800         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2801         a string to go into {weak,first}_global_object_name.
2802
2803 2005-07-22  DJ Delorie  <dj@redhat.com>
2804
2805         * c-format.c (check_function_format): Change warning control
2806         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2807
2808 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
2809
2810         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2811         &PTR->FLD a dereference of PTR.
2812         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2813         a potential dereference of PTR.
2814
2815 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
2816
2817         PR rtl-optimization/20370
2818         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2819         call allocate_reg_info if necessary.
2820
2821         PR rtl-optimization/21848
2822         * calls.c (emit_library_call_value_1): For const functions, add
2823         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2824
2825         PR rtl-optimization/22445
2826         * cselib.c (target.h): Include.
2827         (rtx_equal_for_cselib_p): Allow commutative matches.
2828         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2829         Remove MODE parameter.  Changed all callers.
2830
2831         PR rtl-optimization/22258
2832         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2833         New functions.
2834         (try_combine): Use likely_spilled_retval_p.
2835
2836 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
2837
2838         * config.gcc: Add crx-elf support.
2839
2840         * doc/contrib.texi: Mention crx.
2841         * doc/extend.texi: Document crx extensions.
2842         * doc/install.texi: Document crx install.
2843         * doc/invoke.texi: Document crx options.
2844         * doc/md.texi: Document crx constraints.
2845
2846         * config/crx/crx-protos.h: New file.
2847         * config/crx/crx.c: New file.
2848         * config/crx/crx.h: New file.
2849         * config/crx/crx.md: New file.
2850         * config/crx/crx.opt: New file.
2851         * config/crx/t-crx: New file.
2852
2853 2005-07-22  Manfred Hollstein  <mh@suse.com>
2854
2855         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2856         warnings.
2857         (int_add_graph_edge): Likewise.
2858         (collapse_nodes): Likewise.
2859         (process_unification_queue): Likewise.
2860
2861 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2862             Laurent GUERBY  <laurent@guerby.net>
2863
2864         PR tree-optimization/22336
2865         * function.c (record_block_change): Check for
2866         cfun->ib_boundaries_block.
2867
2868 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
2869
2870         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2871         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2872
2873 2005-07-21  DJ Delorie  <dj@redhat.com>
2874
2875         * toplev.c (warn_deprecated_use): Add warning control to warning
2876         call.
2877         * c-typeck.c (parser_build_binary_op): Likewise.
2878         (c_finish_if_stmt): Likewise.
2879         * c-common.c (check_function_sentinel): Likewise.
2880         (check_nonnull_arg): Likewise.
2881
2882 2005-07-21  Richard Henderson  <rth@redhat.com>
2883
2884         PR tree-opt/22504
2885         * tree-complex.c (complex_ssa_name_components): New.
2886         (cvc_lookup): Allow entry not found.
2887         (create_components): Remove.
2888         (create_one_component_var, get_component_var): New.
2889         (get_component_ssa_name, set_component_ssa_name): New.
2890         (extract_component): Use get_component_ssa_name.
2891         (update_complex_components): Use set_component_ssa_name.
2892         (update_complex_components_on_edge): Likewise.
2893         (update_phi_components): Create new PHI nodes directly, instead
2894         of adding insns to edges.
2895         (tree_lower_complex): Allocate and free complex_variable_components
2896         and complex_ssa_name_components here.
2897
2898 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
2899
2900         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2901         revert to returning false.
2902
2903 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
2904
2905         PR target/21149
2906         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2907
2908 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
2909
2910         PR target/22576
2911         * config/i386/i386.md (cmpxf): Change operand constraints
2912         to "nonmemory_operand".
2913
2914 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2915
2916         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2917
2918 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2919
2920         PR middle-end/21180
2921         * fold-const.c (fold_build1): Add checksum for the operands.
2922         (fold_build2): Likewise.
2923         (fold_build3): Likewise.
2924
2925 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2926
2927         PR middle-end/19055
2928         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2929
2930 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2931
2932         * common.opt (-fforward-propagate): Committed by mistake,
2933         removed.
2934
2935 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2936
2937         * reg-stack.c: Fix comment typo(s).
2938         * tree-ssa-operands.c: Likewise.
2939         * tree-vectorizer: Likewise.
2940
2941 2005-07-21  Nick Clifton  <nickc@redhat.com>
2942
2943         * config/sh/symbian.c: Replace C++ style line comments with C
2944         style line comments.
2945         (symbian_add_attribute): Do not use a ? operator on the LHS of
2946         an assignment.
2947         (sh_symbian_handle_dll_attribute): Change the type of the
2948         method vector to "VEC(tree,gc)*" and use vector accessor
2949         macros to walk over the elements.
2950         (symbian_export_vtable_and_rtti_p): Likewise.
2951         (symbian_class_needs_attribute_p): Likewise.
2952
2953 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2954
2955         PR target/22085
2956         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2957         initialize targetm.resolve_overloaded_builtin here.
2958         (altivec_expand_overloaded_builtin): Make it non-static.
2959         * config/rs6000/rs6000-protos.h
2960         (altivec_expand_overloaded_builtin): New prototype.
2961         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2962         targetm.resolve_overloaded_builtin here.
2963         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2964
2965 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2966             Zdenek Dvorak  <dvorakz@suse.cz>
2967
2968         PR tree-optimization/19210
2969         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2970         New.
2971         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2972         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2973         rely on unproven assumptions.
2974         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2975         * tree-flow.h (number_of_iterations_exit): Add final parameter.
2976         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2977         to number_of_iterations_exit.
2978         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2979         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2980         * tree-ssa-loop-niter.c (find_loop_niter,
2981         estimate_numbers_of_iterations_loop): Likewise.
2982         (number_of_iterations_exit): Honor the new options.
2983         * doc/invoke.texi (Wunsafe-loop-optimizations,
2984         funsafe-loop-optimizations): Document them.
2985
2986 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
2987
2988         PR rtl-optimization/22167
2989         * gcse.c (hoist_code): Fix hoist_exprs[] check.
2990
2991 2005-07-20  Adam Nemet  <anemet@lnxw.com>
2992
2993         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2994         __do_global_dtors_aux longcall.
2995
2996 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
2997
2998         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2999         (old_special_pred_table): Don't reference
3000         SPECIAL_MODE_PREDICATES.
3001         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3002         * config/arc/arc.h: Don't mention PREDICATE_CODES.
3003         * config/sh/predicates.h: Don't mention
3004         SPECIAL_MODE_PREDICATES.
3005         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3006         Remove.
3007
3008 2005-07-20  DJ Delorie  <dj@redhat.com>
3009
3010         * config.gcc: Add m32c-elf support.
3011
3012         * doc/contrib.texi: Mention m32c.
3013         * doc/extend.texi: Document m32c extensions.
3014         * doc/install.texi: Mention m32c.
3015         * doc/invoke.texi: Document m32c options.
3016         * doc/md.texi: Document m32c constraints.
3017
3018         * config/m32c/addsub.md: New file.
3019         * config/m32c/bitops.md: New file.
3020         * config/m32c/cond.md: New file.
3021         * config/m32c/jump.md: New file.
3022         * config/m32c/m32c-lib1.S: New file.
3023         * config/m32c/m32c-lib2.c: New file.
3024         * config/m32c/m32c-modes.def: New file.
3025         * config/m32c/m32c-pragma.c: New file.
3026         * config/m32c/m32c-protos.h: New file.
3027         * config/m32c/m32c.abi: New file.
3028         * config/m32c/m32c.c: New file.
3029         * config/m32c/m32c.h: New file.
3030         * config/m32c/m32c.md: New file.
3031         * config/m32c/m32c.opt: New file.
3032         * config/m32c/minmax.md: New file.
3033         * config/m32c/mov.md: New file.
3034         * config/m32c/muldiv.md: New file.
3035         * config/m32c/predicates.md: New file.
3036         * config/m32c/prologue.md: New file.
3037         * config/m32c/shift.md: New file.
3038         * config/m32c/t-m32c: New file.
3039
3040 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3041
3042         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3043         (stack_protect_set, stack_protect_test): New expanders.
3044         (stack_protect_set_si, stack_protect_set_si_media,
3045         stack_protect_set_di_media, stack_protect_test_si,
3046         stack_protect_test_si_media, stack_protect_test_di_media):
3047         New insns.
3048
3049 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
3050
3051         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3052
3053 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
3054
3055         * tree.h (tree_expr_nonzero_p): Export.
3056         * fold-const.c (tree_expr_nonzero_p): Likewise.
3057         Return true for CALL_EXPRs that are alloca calls.
3058         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3059         against zero.
3060         * tree-flow.h (expr_computes_nonzero): Remove.
3061         * tree-vrp.c (expr_computes_nonzero): Remove.
3062         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3063         (extract_range_from_unary_expr): Likewise.
3064         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3065         tree_expr_nonzero_p.
3066
3067 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
3068
3069         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3070         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
3071         extra arg "picreg" and use it instead of pic_offset_table_rtx.
3072         All callers changed.
3073         (frame_related_constant_load): New arg "related" which controls
3074         setting of RTX_FRAME_RELATED_P.  All callers changed.
3075         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3076         (bfin_expand_prologue): Add stack limit checking.
3077         * config/bfin/bfin.md (trapifcc): New pattern.
3078
3079         * config/bfin/bfin.c: Include "langhooks.h".
3080         (def_builtin): Go through lang_hooks to call builtin_function.
3081
3082         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3083         * config/bfin/predicates.md (symbol_ref_operand): New.
3084         (call_insn_operand): Delete.  All callers changed to use
3085         register_no_elim_operand.
3086         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3087         call_cookie field.
3088         (function_arg): Use it to generate the call's operand 2.
3089         (bfin_longcall_p): New function.
3090         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
3091         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
3092         determine if the address needs to be in a REG.
3093         (bfin_handle_longcall_attribute): New function.
3094         (bfin_attribute_table): Add "longcall" and "shortcall".
3095         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3096         (CUMULATIVE_ARGS): New member call_cookie.
3097         (PREDICATE_CODES): Add symbol_ref_operand.
3098         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3099         extra USE to the pattern.
3100         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3101         New patterns, split off call_insn, sibcall_insn, call_value_insn and
3102         sibcall_value_insn; now the new patterns handle direct calls and the
3103         old ones indirect calls.
3104         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3105
3106 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3107
3108         * doc/trouble.texi: Update section on handling of empty loops.
3109
3110 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
3111
3112         * config.gcc: Remove support for sparc-*-openbsd*,
3113         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3114         ns32k-*-netbsd*.
3115         * config.host: Remove support for i860-*-sysv4* as a host.
3116         * config/i860/*, config/ip2k/*, config/ns32k/*,
3117         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3118         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3119         mention obsolete ports.
3120
3121 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3122
3123         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3124         soft frame pointer.
3125         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3126         of frame_pointer_rtx.
3127         (sh_expand_epilogue): Likewise.
3128         (sh_set_return_address): Likewise.
3129         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3130         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
3131         offsets from FRAME_POINTER_REGNUM.
3132         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3133         (sh_register_names): Add initializer for sfp.
3134         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3135         (VALID_REGISTER_P): Likewise.
3136         (FIRST_PSEUDO_REGISTER): Update.
3137         (DWARF_FRAME_REGISTERS): Define.
3138         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3139         (HARD_FRAME_POINTER_REGNUM): Define.
3140         (FRAME_POINTER_REGNUM): Redefine.
3141         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3142         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
3143         from FRAME_POINTER_REGNUM.
3144         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3145         FRAME_POINTER_REGNUM.
3146         (REG_CLASS_CONTENTS): Add sfp.
3147         (REG_ALLOC_ORDER): Likewise.
3148         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
3149         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3150         of frame_pointer_rtx.
3151         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3152
3153 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
3154
3155         * fold-const.c (tree_expr_nonnegative_p): Only return true for
3156         ABS_EXPR when flag_wrapv is false because of INT_MIN.
3157         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3158         of an ABS_EXPR.
3159         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3160         ABS_EXPR<x>.
3161
3162 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
3163
3164         Make CONSTRUCTOR use VEC to store initializers.
3165         * c-common.c (complete_array_type): Update to cope with VEC in
3166         CONSTRUCTOR_ELTS.
3167         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3168         (pp_c_constructor_elts): New function.
3169         * c-pretty-print.h (pp_c_constructor_elts): Declare.
3170         * c-typeck.c (build_function_call, build_c_cast, digest_init,
3171         struct constructor_stack, struct initializer_stack,
3172         constructor_elements, push_init_level, pop_init_level,
3173         add_pending_init, find_init_member, output_init_element): Update to
3174         cope with VEC in CONSTRUCTOR_ELTS.
3175         * coverage.c (build_fn_info_value, build_ctr_info_value,
3176         build_gcov_info): Likewise.
3177         * expr.c (categorize_ctor_elements_1, store_constructor,
3178         expand_expr_real_1): Likewise.
3179         * fold-const.c (fold_ternary): Likewise.
3180         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3181         gimplify_init_constructor, gimplify_expr): Likewise.
3182         * tree-dump.c (dequeue_and_dump): Likewise.
3183         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3184         node.
3185         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3186         CONSTRUCTOR_ELTS.
3187         * tree-sra.c (generate_element_init_1): Likewise.
3188         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3189         * tree-ssa-operands.c (get_expr_operands): Likewise.
3190         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3191         * tree-vect-transform.c (vect_get_vec_def_for_operand):
3192         (get_initial_def_for_reduction): Likewise.
3193         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3194         value handle in annotations.
3195         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3196         tree_node_structure): Add support for constr_kind.
3197         (build_vector_from_ctor, build_constructor_single,
3198         build_constructor_from_list): New functions.
3199         (build_constructor): Update to take a VEC instead of a TREE_LIST.
3200         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3201         Update to cope with VEC in CONSTRUCTOR_ELTS.
3202         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3203         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3204         CONSTRUCTOR_APPEND_ELT): New macros.
3205         (struct constructor_elt, struct tree_constructor): New data types.
3206         (union tree_node): Add tree_constructor field.
3207         * treestruct.def: Define TS_CONSTRUCTOR.
3208         * varasm.c (const_hash_1, compare_constant, copy_constant,
3209         compute_reloc_for_constant, output_addressed_constants,
3210         initializer_constant_valid_p, output_constant,
3211         array_size_for_constructor, output_constructor): Update to cope with
3212         VEC in CONSTRUCTOR_ELTS.
3213         * vec.h (VEC_empty, VEC_copy): New macros.
3214
3215 2005-07-19  Devang Patel  <dpatel@apple.com>
3216
3217         * dbxout.c (dbxout_type): Check Objective-C++ lang.
3218
3219 2005-07-19  Richard Henderson  <rth@redhat.com>
3220
3221         PR tree-opt/22278
3222         * gimplify.c (gimplify_expr): Use main variant type for the temp
3223         destination for a discarded volatile read.
3224         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3225         casts between non-void types that change volatility.
3226
3227 2005-07-15  DJ Delorie  <dj@redhat.com>
3228
3229         * toplev.h: Add comment about the first parameter for warning().
3230         * errors.h: Likewise.
3231
3232         * c.opt (Wpragmas): New.
3233         * doc/invoke.texi: Document it.
3234
3235         * function.c (do_warn_unused_parameter): Add warning control to
3236         warning call.
3237         * c-decl.c (warn_if_shadowing): Likewise.
3238         * c-lex.c (cb_def_pragma): Likewise.
3239         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3240         (pop_alignment): Likewise.
3241         (handle_pragma_pack): Likewise.
3242         (apply_pragma_weak): Likewise.
3243         (handle_pragma_weak): Likewise.
3244         (handle_pragma_redefine_extname): Likewise.
3245         (add_to_renaming_pragma_list): Likewise.
3246         (handle_pragma_extern_prefix): Likewise.
3247         (maybe_apply_renaming_pragma): Likewise.
3248         (handle_pragma_visibility): Likewise.
3249
3250         * config/c4x/c4x-c.c (BAD): Likewise.
3251         (c4x_parse_pragma): Likewise.
3252         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3253         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3254         (rs6000_pragma_longcall): Likewise.
3255         * config/v850/v850-c.c (pop_data_area): Likewise.
3256         (ghs_pragma_section): Likewise.
3257         (ghs_pragma_section): Likewise.
3258         (ghs_pragma_interrupt): Likewise.
3259         (ghs_pragma_starttda): Likewise.
3260         (ghs_pragma_startsda): Likewise.
3261         (ghs_pragma_startzda): Likewise.
3262         (ghs_pragma_endtda): Likewise.
3263         (ghs_pragma_endsda): Likewise.
3264         (ghs_pragma_endzda): Likewise.
3265
3266 2005-07-19  Danny Berlin <dberlin@dberlin.org>
3267             Kenneth Zadeck <zadeck@naturalbridge.com>
3268
3269         * Makefile.in: Removed tree-promote-statics.c
3270         * tree-promote-statics.c: Removed.
3271         * common.opt: Removed flag-promote-statics.
3272         * opts.c: Ditto.
3273         * passes.c: Removed tree-promote-statics pass.
3274         * tree-pass.h: Ditto.
3275         * timevar.def: Removed TV_PROMOTE_STATICS.
3276
3277
3278 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
3279
3280         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3281         and *-*-freebsd9.
3282         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3283
3284 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3285
3286         PR c/22476
3287         * c-common.c (check_function_arguments): Call
3288         'check_function_format' if either -Wformat or
3289         -Wmissing-format-attribute are specified.
3290         * c-format.c (check_function_format): Check -Wformat before
3291         calling 'check_format_info'.
3292         * c-opts.c (c_common_post_options): Don't warn for
3293         -Wmissing-format-attribute without -Wformat.
3294         * c-typeck.c (convert_for_assignment): Detect additional cases for
3295         -Wmissing-format-attribute.
3296         * doc/invoke.texi (-Wmissing-format-attribute): Document new
3297         behavior.
3298
3299 2005-07-19  Richard Guenther  <rguenther@suse.de>
3300
3301         * config/i386/i386.md (lrint<mode>2): Use temporary
3302         instead of clobbering non-existent memory.
3303
3304 2005-07-19  Nick Clifton  <nickc@redhat.com>
3305
3306         * config/avr/avr.c (legitimate_address_p): Fix debugging print
3307         statement to avoid displaying ASCII control characters.
3308
3309 2005-07-19  Ben Elliston  <bje@au.ibm.com>
3310
3311         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3312         * cfganal.c (find_edge_index): Ditto.
3313         * combine.c (combine_instructions): Ditto.
3314         * ddg.c (create_scc): Ditto.
3315         (find_successors): Ditto.
3316         (find_predecessors): Ditto.
3317         (find_nodes_on_paths): Ditto.
3318         (longest_simple_path): Ditto.
3319         * flow.c (update_life_info): Ditto.
3320         (count_or_remove_death_notes): Ditto.
3321         (clear_log_links): Ditto.
3322         * modulo-sched.c (generate_reg_moves): Ditto.
3323         (find_max_asap): Ditto.
3324         (find_max_hv_min_mob): Ditto.
3325         (find_max_dv_min_mob): Ditto.
3326         * sbitmap.c (sbitmap_first_set_bit): Ditto.
3327         * sched-rgn.c (extract_edgelst): Ditto.
3328         * tree-into-ssa.c (prepare_names_to_update): Ditto.
3329         (dump_update_ssa): Ditto.
3330         (ssa_names_to_replace) Ditto.
3331         (switch_virtuals_to_full_rewrite): Ditto.
3332         (update_ssa): Ditto.
3333         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3334
3335 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
3336
3337         Fix PR tree-optimization/22483
3338
3339         * tree-complex.c (create_components): Use
3340         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3341         * tree-flow-inline.h (fill_referenced_var_vec): New function.
3342         * tree-flow.h (safe_referenced_var_iterator): New structure.
3343         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3344         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3345         safe_referenced_var iterator.
3346         (add_type_alias): Ditto.
3347
3348 2005-07-19  Steven Bosscher  <stevenb@suse.de>
3349
3350         * loop-init.c (rest_of_handle_loop2): Remove.
3351         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3352         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3353         (pass_rtl_loop_init, pass_rtl_loop_done,
3354         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3355         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3356         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3357         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3358         pass_tree_loop_done, and pass_tree_unswitch.
3359         (gate_loop): Rename to gate_tree_loop.
3360         * passes.c (init_optimization_passes): Update for renamed tree
3361         loop passes.  Add the new loop2 passes as subpasses of loop2.
3362         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3363         Update for the renamed tree loop passes.
3364
3365 2005-07-18  Ian Lance Taylor  <ian@airs.com>
3366
3367         PR middle-end/22057
3368         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3369         blocks when optimizing.
3370
3371 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
3372
3373         * common.opt (frename-registers): Initialize to 2.
3374         (fweb): Ditto.
3375         (fgcse-after-reload): Ditto.
3376         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3377         (process_options): Only change flag_web, flag_rename_registers,
3378         and flag_rerun_cse_after_loop if not explicitly set by user.
3379
3380 2005-07-18  Jan Beulich  <jbeulich@novell.com>
3381
3382         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3383         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3384         in 64-bit mode the same as DImode in 32-bit mode.
3385         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3386         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3387         mode. Add new mode parameter.
3388         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3389         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3390         x86_64_shift_adj): New expanders.
3391         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3392         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3393         insns.
3394         Respective new splitters. Use renamed shift splitter helpers in 32-bit
3395         DImode shift splitters.
3396         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3397         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3398         mode parameter.
3399
3400 2005-07-18  Jan Beulich  <jbeulich@novell.com>
3401
3402         * i386.md (movdi_extzv_1): New.
3403         (zero_extendhidi2): Combine alternatives and never force use of
3404         REX64 prefix.
3405         (zero_extendqidi2): Likewise. Don't restrict input selection.
3406
3407 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
3408
3409         Fix PR tree-optimization/22531
3410         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
3411          moment.
3412
3413 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
3414
3415         * tree-promote-statics.c (pass_promote_statics): Change dump file
3416          name.
3417
3418 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
3419
3420         * tree-optimize.c (init_tree_optimization_passes): Add
3421         pass_eliminate_useless_stores pass.
3422         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3423         * tree-ssa-pre.c (is_copy_stmt): New function.
3424         (follow_copies_till_vuse): Ditto.
3425         (do_eustores): Ditto.
3426         (gate_eustores): Ditto.
3427
3428 2005-07-16  Richard Henderson  <rth@redhat.com>
3429
3430         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3431
3432 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3433            Kenneth Zadeck <zadeck@naturalbridge.com>
3434
3435         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3436         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3437         ipa-type-escape.h, tree-promote-statics.c
3438         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3439         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3440         tree-promote-statics.c: new files.
3441         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3442         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3443         int nonlocal_set_p, mark_constant_function): Deleted.
3444         (rest_of_handle_cfg): Removed call to mark_constant_function.
3445         (nonoverlapping_component_refs_p): Added calls to support
3446         type based aliasing.
3447         * tree-ssa-alias.c (may_alias_p,
3448         compute_flow_insensitive_aliasing): Ditto.
3449         * calls.c (flags_from_decl_or_type): Removed reference to
3450         cgraph_rtl_info.
3451         * c-typeck.c (convert_arguments): Make builtins tolerant of having
3452         too many arguments.  This is necessary for Spec 2000.
3453         * cgraph.h (const_function, pure_function): Removed.
3454         * common.opt: Added "fipa-pure-const", "fipa-reference",
3455         "fipa-type-escape", and "ftree-promote-static".
3456         * opts.c: Ditto.
3457         * passes.c: Added ipa and tree-promote-statics passes.
3458         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3459         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3460         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3461         * tree-flow.h: Added exposed sra calls and addition of
3462         reference_vars_info field for FUNCTION_DECLS.
3463         * tree-pass.h: Added passes.
3464         * tree-sra.c: (sra_init_cache): New function.
3465         (sra_insert_before, sra_insert_after) Made public.
3466         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3467         and made public.
3468         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3469         aliasing. (may_alias_p): Added code to use type escape analysis to
3470         improve alias sets.
3471         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3472         code to prune clobbers of static variables based on information
3473         produced in ipa-reference pass.  Changed call clobbering so that
3474         statics are not marked as clobbered if the call does not clobber
3475         them.
3476
3477 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
3478
3479         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3480         too.
3481
3482 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
3483
3484         * doc/install.texi (*-*-solaris2*): Document recommended version
3485         of GNU binutils and mention GNU linker problem on Solaris 10.
3486
3487 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
3488
3489         PR c/22421
3490         * c-decl.c (c_build_bitfield_integer_type): New function.
3491         (finish_struct): Call it.
3492         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3493
3494 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3495
3496         * c-typeck.c (digest_init): Call 'convert_for_assignment'
3497         before returning.
3498
3499 2005-07-16  Jan Hubicka  <jh@suse.cz>
3500
3501         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3502         (scale_bbs_frequencies_int): Watch roundoff errors.
3503         * predict.c (return_prediction): Initialize return_stmt.
3504
3505 2005-07-16  Jan Hubicka  <jh@suse.cz>
3506
3507         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3508         after RTL profiling.
3509
3510 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
3511
3512         PR middle-end/22398
3513         * fold-const.c (build_range_check): Convert high/low to etype
3514         if we are only comparing against exp.
3515
3516 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
3517
3518         Fix PR tree-optimization/22376
3519         * tree-ssa-structalias.c (build_constraint_graph): We really meant
3520         special var here.
3521         (need_to_solve): New function.
3522         (compute_points_to_sets): Use it.
3523
3524 2005-07-15  Jan Hubicka  <jh@suse.cz>
3525
3526         * cfg.c (update_bb_profile_for_threading): More diagnostic.
3527         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3528
3529 2005-07-15  Richard Guenther  <rguenther@suse.de>
3530
3531         * c-common.c (handle_flatten_attribute): New function.
3532         Add flatten function attribute.
3533         * doc/extend.texi: Document flatten function attribute.
3534         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3535         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3536         New functions.
3537         (cgraph_decide_inlining): Handle functions with flatten
3538         attribute.
3539
3540 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
3541
3542         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3543         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3544         UNSPEC_XCHG, UNSPEC_AND): New.
3545         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3546         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3547         * config/rs6000/sync.md (FETCHOP): New code macro.
3548         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3549         New code attrs.
3550         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3551         (sync_compare_and_swap<mode>): Same.
3552         (sync_lock_test_and_set<mode>): Same.
3553         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3554         for QImode and HImode, and not PPC405.
3555         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3556         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3557         (sync_<fetchop>{si,di}_internal): New.
3558         (sync_nand{si,di}_internal): New.
3559         (sync_old_<fetchop>{si,di}_internal): New.
3560         (sync_old_nand{si,di}_internal): New
3561         (sync_new_<fetchop>{si,di}_internal): New.
3562         (sync_new_nand{si,di}_internal): New.
3563         (atomic_and{si,di}): New.
3564         (sync_new_nand{si,di}_internal): New.
3565         (atomic_and{si,di}): New.
3566         (sync_add<mode>_internal): Delete.
3567         (sync_addshort_internal): Use unspec instead of unspec_volatile.
3568         (sync_sub<mode>_internal): Delte.
3569         (sync_subshort_internal): New.
3570         (sync_andsi_internal): Use unspec instead of unspec_volatile.
3571         (sync_anddi_internal): Delete.
3572         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3573         (sync_booldi_internal): Delete.
3574         (sync_boolc<mode>_internal): Delete.
3575         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3576         (sync_boolc<mode>_internal2): Delete.
3577         (sync_boolcc<mode>_internal): Delete.
3578         (isync, lwsync): Use unspec instead of unspec_volatile.
3579         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3580         Revert UNSPEC_VOLATILE.
3581         (rs6000_split_atomic_op): New.
3582         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3583
3584 2005-07-14  Eric Christopher  <echristo@redhat.com>
3585
3586         * config/mips/mips.c (mips_canonicalize_comparison): Cast
3587         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3588
3589 2005-07-14  Eric Christopher  <echristo@redhat.com>
3590
3591         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3592
3593 2005-07-14  Steven Bosscher  <stevenb@suse.de>
3594
3595         PR tree-optimization/22230
3596         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3597         the computation of the four cross productions for "range op range".
3598
3599 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
3600             Ulrich Weigand  <uweigand@de.ibm.com>
3601
3602         PR target/20126
3603         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3604         in some insn.
3605
3606 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
3607
3608         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3609
3610 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
3611
3612         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3613
3614 2005-07-14  Richard Guenther  <rguenther@suse.de>
3615
3616         PR middle-end/22347
3617         * config/i386/i386-protos.h (ix86_function_value): Change
3618         prototype to match new target hook.
3619         * config/i386/i386.c (ix86_value_regno): Change prototype
3620         to take extra type argument.
3621         (TARGET_FUNCTION_VALUE): Define.
3622         (ix86_function_ok_for_sibcall): Pass extra argument to
3623         ix86_value_regno, check return slot rtx for exact match.
3624         (ix86_function_value): Take extra parameter.  Dispatch to
3625         ix86_value_regno with fndecl/fntype as provided.
3626         (ix86_value_regno): Handle extra type argument.
3627         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3628
3629         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3630         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3631         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3632         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3633         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3634
3635 2005-07-14  Richard Guenther  <rguenther@suse.de>
3636
3637         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3638         * calls.c (expand_call): Pass fntype to hard_function_value.
3639         (emit_library_call_value_1): Likewise.
3640         * explow.c: Include target.h.
3641         (hard_function_value): Take extra argument, the fntype.
3642         Use new target hook for function_value.
3643         * expr.h (hard_function_value): Change prototype.
3644         * function.c (aggregate_value_p): Pass 0 as fntype to
3645         hard_function_value.
3646         (assign_parms): Use new target hook for function_value.
3647         Pass 0 as fntype to hard_function_value.
3648         (expand_function_end): Likewise.
3649         * reg-stack.c: Include target.h.
3650         (stack_result): Use new target hook for function_value.
3651         * target-def.h: New target hook function_value.
3652         * target.h: Likewise.
3653         * targhooks.c (default_function_value): New function.
3654         * targhooks.h (default_function_value): Declare.
3655
3656 2005-07-13  Ian Lance Taylor  <ian@airs.com>
3657
3658         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3659
3660 2005-07-14  Jan Hubicka  <jh@suse.cz>
3661
3662         * tree-dfa.c (dump_variable): Use default_def function.
3663         * tree-ssa-alias.c (dump_points_to_info): Likewise.
3664         * tree-ssa.c (verify_use): Likewise.
3665         * tree-ssanames.c (release_ssa_name): Likewise.
3666         * tree-tailcall.c (eliminate_tail_call): Likewise.
3667         (tree_optimize_tail_calls_1): Likewise.
3668         * tree-vrp.c (get_value_range): Likewise.
3669
3670 2005-07-14  Ben Elliston  <bje@au.ibm.com>
3671
3672         * gcc.c (main): Compare language[0] with '*' when iterating over
3673         the infiles.
3674
3675 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
3676
3677         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3678         "s390_emit_compare".  Add handling of CCZ1mode.
3679         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3680         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3681         checking.
3682         (s390_branch_condition_mask): Add CCZ1mode handling.
3683         * config/s390/s390.md: ("seq", "*seq"): New pattern.
3684         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3685         Use CCZ1mode instead of CCZmode.
3686         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
3687
3688 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
3689
3690         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3691         pattern.
3692         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3693
3694 2005-07-13  Eric Christopher  <echristo@redhat.com>
3695
3696         * config/mips/mips.c (mips_canonicalize_comparison): New.
3697         (mips_emit_int_relational): Use.
3698
3699 2005-07-13  Eric Christopher  <echristo@redhat.com>
3700
3701         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3702         static extra parts.
3703         * config/s390/s390.md: Include tpf.md. Move tpf specific
3704         patterns...
3705         * config/s390/tpf.md: To here.
3706         * config/s390/s390.opt: Move tpf specific options...
3707         * config/s390/tpf.opt: to here. Add mmain option.
3708         * config/s390/tpf-unwind.h: Remove unnecessary defines.
3709         * config/s390/tpf.h: Rewrite.
3710
3711 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
3712
3713         * doc/tm.texi: Remove @xref{Cross-profiling}.
3714
3715 2005-07-13  Jeff Law  <law@redhat.com>
3716
3717         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3718         expressions, test their _DECL operands for pointer equality rather
3719         than using operand_equal_p.
3720
3721 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
3722
3723         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3724         (TARGET_POSIX_IO): This.
3725         * config/darwin.h: Likewise.
3726         * config/freebsd.h: Likewise.
3727         * config/linux.h: Likewise.
3728         * config/lynx.h: Likewise.
3729         * config/netbsd.h: Likewise.
3730         * config/rs6000/linux64.h: Likewise.
3731         * config/rs6000/linux.h: Likewise.
3732         * config/s390/tpf.h: Likewise.
3733         * config/sh/embed-elf.h: Likewise.
3734         * config/sparc/linux64.h: Likewise.
3735         * config/sparc/linux.h: Likewise.
3736         * config/svr4.h: Likewise.
3737         * gcov-io.h: Likewise.
3738
3739         * doc/tm.texi: Updated.
3740
3741         * libgcov.c (create_file_directory): Defined only if
3742         TARGET_POSIX_IO is defined.
3743         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3744         is defined.
3745
3746 2005-07-13  Jan Hubicka  <jh@suse.cz>
3747
3748         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3749
3750 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
3751
3752         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3753         structure as argument.
3754
3755 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
3756
3757         PR tree-optimization/21921
3758         * tree-iterator.c (tsi_link_before): Support the case when
3759         tsi_end_p (tsi) == true.
3760
3761 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3762
3763         PR tree-optimization/22442
3764         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3765         correctly.
3766
3767 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3768
3769         PR rtl-optimization/20376
3770         * toplev.c (process_options): Enable -fweb and -frename-registers when
3771         unrolling.
3772         * doc/invoke.texi: Update the information about when -fweb and
3773         -frename-registers are enabled.
3774
3775 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3776
3777         PR tree-opt/21840
3778         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3779         if *rhs_p is not a SSA_NAME.
3780
3781 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
3782
3783         Fix PR tree-optimization/22422
3784         * tree-ssa-structalias.c (struct variable_info): Add flag for
3785         special vars.
3786         (get_varinfo): Now a static function.
3787         (new_varinfo): init has_union and is_special_var to false.
3788         (solution_set_add): Check has_union.
3789         (do_da_constraint): Move temporary variable so it gets reset
3790         properly.
3791         Also check for special variable.
3792         (do_ds_constraint): Ditto.
3793         (do_sd_constraint): Ditto.
3794         (do_structure_copy): Check for special variable.
3795         (find_func_aliases): Ditto.
3796         (init_base_vars): Set special vars properly.
3797
3798 2005-07-13  Jan Hubicka  <jh@suse.cz>
3799
3800         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3801         do unit-at-a-time.
3802
3803         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3804         (get_expr_operands): Fix thinko wrt flags and subvars.
3805
3806         PR tree-optimize/22379
3807         * tree-inline.c (expand_call_inline): Do not output sorry in early
3808         inlining.
3809
3810 2005-07-12  Dale Johannesen  <dalej@apple.com>
3811
3812         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
3813
3814 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3815
3816         PR bootstrap/21704
3817         * host-linux.h: Include limits.h.
3818
3819 2005-07-12  Dale Johannesen  <dalej@apple.com>
3820
3821         * expr.c (compress_float_constant):  Add cost check.
3822         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
3823
3824 2005-07-12  Dale Johannesen  <dalej@apple.com>
3825
3826         * gcc.target/i386/compress-float-sse.c:  New.
3827         * gcc.target/i386/compress-float-sse-pic.c:  New.
3828         * gcc.target/i386/compress-float-387.c:  New.
3829         * gcc.target/i386/compress-float-387-pic.c:  New.
3830         * gcc.dg/compress-float-ppc.c:  New.
3831         * gcc.dg/compress-float-ppc-pic.c:  New.
3832
3833 2005-07-12  Eric Christopher  <echristo@redhat.com>
3834
3835         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3836         static extra parts.
3837         * config/s390/s390.md: Include tpf.md. Move tpf specific
3838         patterns...
3839         * config/s390/tpf.md: To here.
3840         * config/s390/s390.opt: Move tpf specific options...
3841         * config/s390/tpf.opt: to here. Add mmain option.
3842         * config/s390/tpf-unwind.h: Remove unnecessary defines.
3843         * config/s390/tpf.h: Rewrite.
3844
3845 2005-07-12  Eric Christopher  <echristo@redhat.com>
3846
3847         * gcc.c (struct infile): Update comment for language.
3848         (main): Rewrite input file resetting code.
3849
3850 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3851
3852         PR tree-opt/22335
3853         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3854         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
3855         (lookup_avail_expr): Use constant_boolean_node instead
3856         of boolean_false_node/boolean_true_node.
3857
3858 2005-07-12  Ben Elliston  <bje@au.ibm.com>
3859
3860         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3861         and use it when printing num_edges.
3862
3863 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
3864
3865         * doc/extend.texi (Blackfin Built-in Functions): New section.
3866         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3867         @opindex.
3868
3869 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
3870
3871         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3872         s/cmpstrsi/cmpstrnsi
3873         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3874         'cmpstrnsi'.
3875         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3876         (init_optabs): Initialize cmpstrn_optab.
3877         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3878         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3879         * expr.c: (enum insn_code cmpstrn_optab): Declare.
3880         * config/i386/i386.md: s/cmpstr/cmpstrn
3881         * config/c4x/c4x.md: s/cmpstr/cmpstrn
3882         * doc/md.texi: Update documentation.
3883
3884 2005-07-11  Richard Henderson  <rth@redhat.com>
3885
3886         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3887         build_va_arg_indirect_ref.
3888         (alpha_gimplify_va_arg): Likewise.
3889         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3890         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3891         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3892         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3893         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3894         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3895         Likewise.
3896         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3897
3898 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3899
3900         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3901         * passes.c (init_optimization_passes): Add pass_empty_loop.
3902         * tree-pass.h (pass_empty_loop): Declare.
3903         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3904         try_remove_empty_loop, remove_empty_loops): New functions.
3905         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3906         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3907
3908 2005-07-12  Peter Barada  <peter@the-baradas.com>
3909
3910         PR middle-end/16719
3911         PR middle-end/18421
3912         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3913         in address registers.
3914         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3915         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3916         alternative of addsi3_5200.
3917
3918 2005-07-11  Ian Lance Taylor  <ian@airs.com>
3919
3920         * config/mips/mips.md (ffs<mode>2): Remove.
3921
3922 2005-07-11  Ian Lance Taylor  <ian@airs.com>
3923
3924         * doc/tree-ssa.texi (Cleanups): Improve description of
3925         TRY_FINALLY_EXPR.
3926         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3927
3928 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
3929
3930         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3931         * tree.h (DECL_ARGUMENT_FLD): New macro.
3932
3933 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
3934
3935         Fix PR tree-optimization/22404
3936
3937         * tree-ssa-structalias.c (create_variable_info_for): Use
3938         correct offset.
3939
3940 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
3941
3942         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3943         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3944         for second comparison operand.
3945         * config/bfin/predicates.md (reg_or_const_int_operand): New.
3946
3947         * config/bfin/bfin.md (define_attr "type"): Add "sync".
3948         (define_insn_reservation "alu"): Likewise.
3949         (csync, ssync): Now of type sync.
3950         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3951         -mcsync-anomaly -mspecld-anomaly.
3952         * config/bfin/bfin.opt (mcsync): Remove.
3953         (mcsync-anomaly, mspecld-anomaly): Add.
3954         * config/bfin/bfin.c: Include "insn-codes.h".
3955         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3956         (TARGET_DEFAULT_TARGET_FLAGS): New.
3957         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3958
3959 2005-07-11  Steven Bosscher  <stevenb@suse.de>
3960
3961         * basic-block.h: Give the BB flags enum a name, bb_flags.
3962         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3963         * cfgcleanup.c (enum bb_flags): Remove here.
3964         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3965         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3966         (update_forwarder_flag): Likewise.
3967         (thread_jump): Likewise.
3968         (try_forward_edges): Likewise.
3969         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
3970         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
3971         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3972
3973 2005-07-11  Richard Guenther  <rguenther@suse.de>
3974
3975         * config/i386/i386.opt: New target option -msseregparm.
3976         * config/i386/i386.c (override_options): Error out for
3977         -msseregparm but no SSE support.
3978         (ix86_function_sseregparm): Check for global sseregparm.
3979         * doc/invoke.texi: Document -msseregparm.
3980
3981 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3982
3983         * config.gcc (m32r-*-linux*): Use the default extra_parts.
3984         (m32rle-*-linux*): Ditto.
3985
3986 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
3987
3988         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3989         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3990         bytes.
3991
3992 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3993
3994         PR middle-end/22239
3995         PR target/20126
3996         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3997         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3998
3999 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
4000
4001         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4002         (varmap): Heapify varmap.
4003         (constraints): Heapify constraints.
4004         (struct constraint_graph): Heapify succs and preds.
4005         (constraint_vec_find): Update for heapification.
4006         (constraint_set_union): Ditto.
4007         (insert_into_complex): Ditto.
4008         (constraint_edge_vec_find): Ditto.
4009         (erase_graph_self_edge): Ditto.
4010         (add_graph_edge): Ditto.
4011         (get_graph_weights): Ditto.
4012         (merge_graph_nodes): Ditto.
4013         (build_constraint_graph): Ditto.
4014         (topo_visit): Ditto.
4015         (solve_graph): Ditto.
4016         (create_variable_info_for): Ditto.
4017         (init_base_vars): Ditto.
4018         (delete_points_to_sets): Free graph, varmap, and complex constraints.
4019         (condese_varmap_nodes): Free complex vector.
4020         (clear_edges_for_node): Clear succs and preds vector.
4021
4022 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
4023
4024         * tree-ssa-structalias.c (update_alias_info): Change counting of
4025         references to not include vdefs.
4026
4027 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
4028
4029         * tree-ssa-alias.c (free_used_part_map): Add missing free.
4030         (up_insert): Ditto.
4031
4032 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4033
4034         * pa.c (pa_commutative_p): Make PLUS commutative when
4035         TARGET_NO_SPACE_REGS is true.
4036
4037 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
4038
4039         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4040         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4041         * tree-dfa.c (dump_subvars_for): New.
4042         (debug_subvars_for): New.
4043         (dump_variable): Show subvariables if VAR has them.
4044         * tree-flow-inline.h (get_subvar_at): New.
4045         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4046         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4047         Update all users.
4048         (struct subvar): Change fields offset and size to unsigned
4049         HOST_WIDE_INT.
4050         (dump_subvars_for): Declare.
4051         (debug_subvars_for): Declare.
4052         (get_subvar_at): Declare.
4053         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4054         to unsigned HOST_WIDE_INT *.
4055         (overlap_subvar): Likewise.
4056         * tree-gimple.c (is_gimple_reg): Always return false for
4057         SFTs and memory tags.
4058         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4059         Update all callers.
4060         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4061         (compute_may_aliases): Call compute_points_to_sets.
4062         (collect_points_to_info_for): Remove.
4063         (compute_points_to_and_addr_escape): Remove.
4064         (delete_alias_info): Call delete_points_to_sets.
4065         (compute_flow_sensitive_aliasing): If the call to
4066         find_what_p_points_to returns false, call set_pt_anything.
4067         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4068         (set_pt_anything): Clear pi->pt_vars.
4069         (set_pt_malloc): Remove.
4070         (merge_pointed_to_info): Remove.
4071         (add_pointed_to_expr): Remove.
4072         (add_pointed_to_var): Remove.
4073         (collect_points_to_info_r): Remove.
4074         (is_escape_site): Make extern.
4075         (create_sft): New.
4076         (create_overlap_variables_for): Call it.
4077         * tree-ssa-copy.c (merge_alias_info): Never merge
4078         flow-sensitive alias information.
4079         * tree-ssa-operands.c (get_expr_operands): Adjust variables
4080         offset and size to be unsigned HOST_WIDE_INT.
4081         (add_to_addressable_set): Rename from note_addressable.
4082         Set TREE_ADDRESSABLE as the variables are added to the set.
4083         Update all users.
4084         (add_stmt_operand): Do not try to micro-optimize unmodifiable
4085         operands into VUSEs when adding V_MAY_DEFs for members in an
4086         alias set.
4087         * tree-ssa-operands.h (add_to_addressable_set): Declare.
4088         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4089         (struct variable_info): Add bitfield is_heap_var.
4090         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4091         (new_var_info): Initialize is_heap_var.
4092         (get_constraint_for): Add HEAP variables to the symbol table.
4093         Mark them with is_heap_var.
4094         (update_alias_info): New.  Taken mostly from the old
4095         compute_points_to_and_addr_escape.
4096         (handle_ptr_arith): New.
4097         (find_func_aliases): Call update_alias_info.
4098         Call handle_ptr_info for tcc_binary expressions.
4099         Call mark_stmt_modified.
4100         (create_variable_info_for): If DECL has subvars, do not create
4101         variables for its subvars.  Always add all the fields.
4102         (set_uids_in_ptset): If the solution includes ANYOFFSET and
4103         SFTs, then add all the SFTs of the structure.
4104         If VI->DECL is an aggregate with subvariables, add the SFT at
4105         VI->OFFSET.
4106         (find_what_p_points_to): If VI is an artificial variable,
4107         translate to bitfields in SSA_NAME_PTR_INFO.
4108         If the solution is empty, set pi->pt_vars to NULL
4109         (init_base_vars): Create ANYOFFSET.
4110         (compute_points_to_sets): Rename from create_alias_vars.
4111         Make extern.
4112         (pass_build_pta): Remove.
4113         (delete_points_to_sets): Rename from delete_alias_vars.
4114         (pass_del_pta): Remove.
4115         * tree-ssa-structalias.h (struct alias_info): Move from
4116         tree-ssa-alias.h.
4117         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4118         NUM_REFERENCES_SET): Likewise.
4119         (compute_points_to_sets, delete_points_to_sets): Declare.
4120
4121 2005-07-09  Richard Henderson  <rth@redhat.com>
4122
4123         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4124         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4125         alpha_split_lock_test_and_set_12): New functions.
4126         * config/alpha/alpha-protos.h: Update.
4127         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4128         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4129         * config/alpha/sync.md (I12MODE): New.
4130         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4131         (sync_<fetchop_name><I48MODE>): Likewise.
4132         (sync_nand<I48MODE>): Likewise.
4133         (sync_old_<fetchop_name><I48MODE>): Likewise.
4134         (sync_new_<fetchop_name><I48MODE>): Likewise.
4135         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4136         (sync_compare_and_swap<I48MODE>): Likewise.
4137         (sync_lock_test_and_set<I48MODE>): Likewise.
4138         (sync_compare_and_swap<I12MODE>): New.
4139         (sync_compare_and_swap<I12MODE>_1): New.
4140         (sync_lock_test_and_set<I12MODE>): New.
4141         (sync_lock_test_and_set<I12MODE>_1): New.
4142
4143 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
4144
4145         PR 21356
4146         PR 22332
4147         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4148
4149 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
4150
4151         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4152         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4153
4154 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
4155
4156         PR target/21656
4157         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4158
4159 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
4160
4161         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4162         memory_operand constraint.
4163         (store_conditional_<mode>): Same.
4164         (sync_compare_and_swap<mode>): Same.
4165         (sync_lock_test_and_set<mode>): Same.
4166
4167 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
4168
4169         Rewrite PIC support to more closely model actual instructions.
4170         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4171         (cris_symbol): Remove prototypes for removed functions.
4172         (cris_pic_symbol_type_of, cris_valid_pic_const)
4173         (cris_expand_pic_call_address): Prototypes for new functions.
4174         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4175         variable.
4176         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4177         modifiers.
4178         <case ':'>: Add case for new punctuation character.
4179         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4180         emitting (extra) PIC modifier.
4181         <case UNSPEC>: Do not assert for PLT.
4182         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4183         (cris_expand_prologue, cris_expand_epilogue): Check
4184         for pic_offset_table_rtx usage instead of taking
4185         current_function_uses_pic_offset_table as the final word.
4186         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4187         Remove flag_pic difference.
4188         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4189         the moral equivalents of...
4190         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4191         functions.
4192         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4193         (cris_handle_option): Mark ARG as unused.
4194         (cris_expand_pic_call_address): New worker function for "call",
4195         "call_value".
4196         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4197         output PIC constructs here.
4198         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4199         as symbol-specific modifers, not whole or part of operands.
4200         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4201         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4202         constants and flag_pic.
4203         (CONSTANT_INDEX_P): Adjust for new functions.
4204         (enum cris_pic_symbol_type): New helper type.
4205         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4206         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4207         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4208         define_constants.
4209         ("movsi"): Emit actual instructions for GOT and relative access.
4210         ("*movsi_got_load"): New pattern to set up the register holding
4211         the GOT pointer.
4212         ("*movsi_internal"): Operand 1 is not a plain general_operand.
4213         Adjust FIXME for 'S'.
4214         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4215         Use "movs" for -fpic cases.
4216         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4217         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4218         ("call", "call_value"): Just call cris_expand_pic_call_address for
4219         PIC addresses.
4220         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4221         Remove special pattern.
4222         ("*expanded_call_side", "*expanded_call_value_side"): New
4223         patterns.
4224         (gotplt-to-plt, gotplt-to-plt-side-call)
4225         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4226         peephole2:s.
4227         * config/cris/cris/predicates.md
4228         ("cris_general_operand_or_gotless_symbol"): Remove unused
4229         predicate.
4230         ("cris_general_operand_or_symbol"): Adjust for new functions.
4231
4232 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
4233
4234         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4235
4236 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
4237
4238         * Makefile.in (TREE_H): Add treestruct.def.
4239         (c-decl.o): Add pointer-set.h
4240         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4241         visibility on regular DECL's.
4242         (merge_decls): Fix the copying of decl nodes of various types for
4243         the new structures.  Don't update RTL, section name, weak status,
4244         etc, on DECL's without RTL.
4245         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4246         Don't check volatile on non-variable types.
4247         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4248         to check whether we have seen arguments.
4249         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4250         flag is checked before field (flag is common, field is not).
4251         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
4252         TS_DECL_COMMON could have an origin.
4253         (add_location_or_const_value_attribute): Don't check section name
4254         on non-var/function decls.
4255         (dwarf2out_var_location): Reverse order of tests.
4256         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4257         with DECL_WRTL_CHECK.
4258         * expmed.c (make_tree): rtl is now in decl_with_rtl.
4259         * fold-const.c (fold_binary): Don't check weakness on
4260         non-var/function decls.
4261         (tree_expr_nonzero_p): Ditto.
4262         (fold_checksum_tree): Use tree_decl_extra as sizeof
4263         buffer.
4264         * ggc-page.c (extra_order_size_table): Add sizes for
4265         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
4266         tree_field_decl.
4267         * gimplify.c (gimplify_bind_expr): Only set
4268         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4269         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4270         without RTL.
4271         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4272         * langhooks.h (init_ts). New langhook.
4273         * passes.c (rest_of_decl_compilation): Reverse order of tests.
4274         * print-tree.c (print_node): Update to only print fields that
4275         exist in the structures the passed decl has.
4276         * toplev.c (wrapup_global_declarations): Don't reset
4277         DECL_DEFER_OUTPUT on DECL's that don't contain it.
4278         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4279         * tree-inline.c (remap_decl): Ditto.
4280         * tree-outof-ssa.c (create_temp): Reverse order of tests.
4281         * tree-pretty-print.c (print_declaration): Don't print
4282         DECL_REGISTER on things that don't contain it.
4283         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4284         non-var/function decls.
4285         * tree.c (tree_contains_struct): New structure.
4286         (init_priority_for_decl): New hashtable.
4287         (tree_int_map): New structure.
4288         (tree_int_map_eq): New function.
4289         (tree_int_map_marked_p): Ditto.
4290         (tree_int_map_hash): Ditto.
4291         (tree_map): Move to tree.h.
4292         (tree_map_eq): Externalize.
4293         (tree_map_hash): Ditto.
4294         (tree_map_marked_p): Ditto.
4295         (init_ttree): Set up tree_contains_struct and call langhook.
4296         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4297         (tree_code_size): Update for new structures.
4298         (tree_node_structure): Update for new structures.
4299         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4300         without the field.
4301         (copy_node_stat):  Copy init priority.
4302         (build_decl_stat): Ditto for visibility.
4303         (ts_enum_names): New.
4304         (tree_contains_struct_check_failed): New function.
4305         (decl_init_priority_lookup): Ditto.
4306         (decl_init_priority_insert): Ditto.
4307         * treestruct.def: New file.
4308         * tree.h (CODE_CONTAINS_STRUCT): New macro.
4309         (CONTAINS_STRUCT_CHECK): Ditto.
4310         (tree_contains_struct_check_failed): New prototype.
4311         (DECL_CHECK): Removed.
4312         (DECL_MINIMAL_CHECK): New.
4313         (DECL_COMMON_CHECK): Ditto.
4314         (DECL_WRTL_CHECK): Ditto.
4315         (DECL_NON_COMMON_CHECK): Ditto.
4316         (DECL_WITH_VIS_CHECK): Ditto.
4317         (VAR_OR_FUNCTION_DECL_P): Ditto
4318         (struct tree_decl_minimal): New structure.
4319         (struct tree_decl_common): Ditto.
4320         (struct tree_decl_with_rtl): Ditto.
4321         (struct tree_decl_with_vis): Ditto.
4322         (struct tree_decl_non_common): Ditto.
4323         (struct tree_field_decl): Ditto.
4324         (struct tree_parm_decl): Ditto.
4325         (struct tree_var_decl): Ditto.
4326         (struct tree_function_decl): Ditto.
4327         (struct tree_const_decl): Ditto.
4328         (struct tree_result_decl): Ditto.
4329         (union tree_node): Add new structures.
4330         * var-tracking.c (track_expr_p): Reverse order of tests.
4331
4332         * doc/c-tree.texi: Add documentation on DECL node internal structure.
4333
4334 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
4335
4336         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4337         * system.h: Poison FINALIZE_PIC.
4338         * doc/tm.texi (FINALIZE_PIC): Remove.
4339
4340 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
4341
4342         PR tree-opt/22329
4343         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4344         to the correct type if we have a MODIFY_EXPR.
4345
4346 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
4347
4348         PR tree-optimization/22360
4349         * tree.c (upper_bound_in_type): Fix calculations for casting
4350         to a non-wider signed type and casting a signed value to a
4351         wider unsigned type.
4352         (lower_bound_in_type): Fix calculations for casting to a
4353         non-wider signed type.
4354
4355         PR tree-optimization/20139
4356         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4357         release_defs.
4358         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4359         fold_cond_expr_cond.
4360         * tree-ssanames.c (release_defs): Assert in_ssa_p.
4361         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4362
4363 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
4364
4365         PR tree-opt/22356
4366         * tree-complex.c (expand_complex_libcall): Produce
4367         REALPART_EXPR/IMAGPART_EXPR with the correct type.
4368
4369 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
4370
4371         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4372         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4373         b" assert and inserted fastpath code for this case.
4374         (bitmap_ior): Removed "a != b" assert.
4375
4376 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4377
4378         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4379         (ENDFILE_SPEC): Likewise.
4380         * config/m32r/m32r.h (ASM_SPEC): Likewise.
4381
4382         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4383         a large stack frame at epilogue.
4384
4385 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
4386
4387         * final.c: Include sdbout.h when required.
4388
4389 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
4390
4391         * config.gcc (*-*-darwin*): Only one target-specific header file
4392         for generic darwin.
4393         (powerpc-*-darwin*): Add version-specific header files.
4394         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4395         * config.in: Regenerate.
4396         * configure: Regenerate.
4397         * gcc.c: Include xregex.h.
4398         (version_compare_spec_function): New.
4399         (spec_function): Add version-compare.
4400         (replace_outfile_spec_function): Reformat comment.
4401         (compare_version_strings): New.
4402         * config/darwin-c.c (version_as_macro): New.
4403         (builtin_define): New.
4404         (darwin_cpp_builtins): New.
4405         * config/darwin-protos.h (darwin_cpp_builtins): New.
4406         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4407         (LIB_SPEC): Make unconditional, update comment.
4408         (TARGET_C99_FUNCTIONS): Define.
4409         * config/darwin.opt: Sort.
4410         (mmacosx-version-min=): New.
4411         * config/darwin7.h: Delete.
4412         * config/darwin8.h: Delete.
4413         * config/i386/darwin.h (): Call darwin_cpp_builtins.
4414         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4415         (TARGET_C99_FUNCTIONS): Define.
4416         * config/rs6000/darwin7.h: New.
4417         * config/rs6000/darwin8.h: New.
4418         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4419         (-mmacosx-version-min): Document.
4420
4421 2005-07-07  Ian Lance Taylor  <ian@airs.com>
4422
4423         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4424
4425 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
4426
4427         PR middle-end/22239
4428         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4429
4430 2005-07-07  Khem Raj  <kraj@mvista.com>
4431
4432         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4433         in bytes, not words.
4434
4435 2005-07-07  Paul Brook  <paul@codesourcery.com>
4436
4437         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4438         DEFAULT_FUNCTION_ARG_PADDING to upward.
4439
4440 2005-07-07  Richard Henderson  <rth@redhat.com>
4441
4442         * function.c (locate_and_pad_parm): Record parameter alignment in
4443         stack_alignment_needed.
4444
4445 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
4446
4447         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4448         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4449         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4450         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4451         (define_attr "type"): Add isync, sync, load_l, store_c.
4452         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4453         Create scratch volatile MEM.
4454         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
4455         sync.
4456         (load_locked_<mode>): New.
4457         (store_conditional_<mode>): New.
4458         (sync_compare_and_swap<mode>): Replace with splitter.
4459         (sync_lock_test_and_set<mode>): Replace with splitter.
4460         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4461         and UNSPECV_ISYNC.
4462         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
4463         is ics.  Attribute isync.
4464         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
4465         lwsync.
4466         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4467         and UNSPECV_SYNC_OP.
4468         (emit_unlikely_jump): New.
4469         (emit_load_locked): New.
4470         (emit_store_conditional): New.
4471         (rs6000_split_compare_and_swap): New.
4472         (rs6000_split_lock_test_and_set): New.
4473         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4474         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4475         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4476         rs6000_split_lock_test_and_set): Declare.
4477         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4478         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4479         store_c, isync, sync.
4480
4481 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
4482
4483         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4484         filenames to gtyp-gen.h.
4485         (s-typ-gen): Use it in place of for loops.
4486
4487 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
4488
4489         * hooks.c (hook_bool_rtx_int_false): New function.
4490         * hooks.h (hook_bool_rtx_int_false): Declare.
4491         * target-def.h (TARGET_COMMUTATIVE_P): Define.
4492         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4493         * target.h (struct gcc_target): Add commutative_p member.
4494         * targhooks.c (hook_bool_rtx_commutative_p): New function.
4495         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4496         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4497         (pa_commutative_p): New function.
4498         * jump.c (target.h): Include.
4499         (rtx_renumbered_equal_p): Use targetm.commutative_p.
4500         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4501
4502 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
4503
4504         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4505         (s390_expand_setmem): New.
4506         * config/s390/s390.c: Likewise.
4507         (print_shift_count_operand): Truncate to 12 bits instead of 6.
4508         Adapt comments.
4509         * config/s390/s390.md: ("setmem<mode>"): Accept character as
4510         general_operand.  Call new function "s390_expand_setmem".
4511         ("clrmem_long", "*clrmem_long"): Rewrite to ...
4512         ("setmem_long", "*setmem_long"): ... this.
4513
4514 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
4515
4516         * config/s390/s390.c: (optimization_options): Enable
4517         TARGET_MVCLE at -Os.
4518         * doc/invoke.texi: Document changes in default behaviour.
4519         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4520
4521 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
4522
4523         * expr.c: (set_storage_via_setmem): Convert opchar to mode
4524         defined by back-end.
4525
4526 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
4527
4528         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4529         all sets in the pattern.
4530         * config/rs6000/rs6000.md (stack_protect_testsi,
4531         stack_protect_testdi): Likewise.
4532
4533 2005-07-06  Jeff Law  <law@redhat.com>
4534
4535         * tree-vrp.c (simplify_using_ranges): Kill.
4536         (vrp_finalize): Remove call to simplify_using_ranges.
4537         (simplify_stmt_using_ranges): New function extracted from
4538         simplify_using_ranges.
4539         (simplify_div_or_mod_using_ranges): Likewise.
4540         (simplify_abs_using_ranges): Likewise.
4541         (simplify_cond_using_ranges): New function.
4542         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4543         * tree-ssa-propagate.c (substitute_and_fold): Call
4544         simplify_stmt_using_ranges if we have range information.
4545
4546 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
4547
4548         * config/ia64/ia64.c (ia64_reorg): Check optimize before
4549         ia64_flag_schedule_isns2.
4550
4551         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4552         reading/writing general registers.
4553         (ia64_function_arg): Revert 2005-06-18 change.
4554
4555 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
4556
4557         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4558         (legitimize_tls_address): Use gcc_unreachable instead of abort.
4559
4560 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
4561
4562         * function.c (expand_function_end): Revert part of 2005-06-27
4563         patch.  Do sjlj_emit_function_exit_after after return_label.
4564
4565 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
4566
4567         * doc/install.texi (--disable-libssp): New.
4568
4569 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
4570
4571         * doc/invoke.texi: Update -fforce-mem documentation.
4572         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4573         code for -fforce-mem.
4574         * expmed.c: (store_bit_field,store_fixed_bit_field,
4575         extract_bit_field): Ditto.
4576         * expr.c: (convert_move): Ditto.
4577         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4578         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4579         emit_conditional_add,expand_float,expand_fix): Ditto.
4580         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4581         (common_handle_option): Issue warning when -fforce-mem specified.
4582
4583 2005-07-06  Paul Brook  <paul@codesourcery.com>
4584
4585         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4586         argument is empty.
4587         * configure: Regenerate.
4588
4589 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
4590
4591         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4592
4593 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
4594
4595         Fix PR tree-optimization/22319
4596         Fix PR tree-optimization/22140
4597         Fix PR tree-optimization/22310
4598
4599         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4600         variable sized types.
4601         Use correct type for intermediate structure on *a = *b structure
4602         copies.
4603
4604 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
4605
4606         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4607         Remove.
4608         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4609         (machine_function): Move typedef to...
4610         * config/rs6000/rs6000.c (machine_function): ... here.  Add
4611         varargs_save_offset field.
4612         (rs6000_stack_t): Remove varargs_size field.
4613         (setup_incoming_varargs): Allocate varargs save area using
4614         assign_stack_local, try to make it as small as possible.
4615         Save offset from virtual_stack_vars_rtx to the save area
4616         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
4617         instead of magic 8 when fp word byte size is used.
4618         (rs6000_va_start): Use cfun->machine->varargs_save_offset
4619         instead of -RS6000_VARARGS_SIZE.
4620         (rs6000_stack_info, debug_stack_info,
4621         rs6000_initial_elimination_offset): Remove all traces of
4622         varargs_size.
4623         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4624         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4625         RS6000_VARARGS_AREA.
4626
4627 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
4628
4629         PR tree-optimization/21963
4630         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4631         constant_multiple_of in the same way get_computation_cost_at does.
4632
4633 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
4634
4635         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4636         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4637         (gen_compare_reg): If sparc_compare_emitted is set, clear it
4638         and return its previous value.
4639         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4640         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4641         constants.
4642         (stack_protect_set, stack_protect_test): New expanders.
4643         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4644         stack_protect_testdi): New insns.
4645         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4646         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4647
4648 2005-07-06  Jeff Law  <law@redhat.com>
4649
4650         * tree-ssa-dce.c (cfg_altered): New global.
4651         (tree_dce_init): Initialize cfg_altered.
4652         (remove_dead_stmt): If we remove an edge in the CFG, then set
4653         CFG_ALTERED.
4654         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4655         the dominators.
4656
4657 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
4658
4659         * Makefile.in (stamp-collect-ld): Use
4660         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
4661         ./collect-ld if it already exists.
4662         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4663         Don't remove ./nm if it already exists.
4664
4665 2005-07-05  Devang Patel  <dpatel@apple.com>
4666
4667         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4668         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4669         * tree-vectorizer.c (vect_loop_location): New.
4670         (vect_print_dump_info): Use vect_loop_location.
4671         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4672         (vectorize_loops): Set vect_loop_location.
4673         * tree-vect-analyze.c (vect_analyze_offset_expr,
4674         vect_determin_vectorization_factor, vect_analyze_operations,
4675         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4676         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4677         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4678         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4679         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4680         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4681         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4682         vect_analyze_loop): Adjust vect_print_dump_info API.
4683         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4684         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4685         vect_finish_stmt_generation, vectorizable_assignment,
4686         vectorizable_operation, vectorizable_store, vectorizable_load,
4687         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4688         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4689         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4690         vect_transform_loop): Same.
4691         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4692         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4693         Same.
4694
4695 2005-07-05  Randolph Chung  <tausq@debian.org>
4696
4697         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4698         * configure: Regenerate.
4699         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4700         (pa_tls_referenced_p): Declare.
4701         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4702         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4703         (legitimize_tls_address): New.
4704         (hppa_legitimize_address): Handle TLS addresses.
4705         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4706         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4707         (emit_move_sequence): Handle TLS addresses.
4708         (pa_encode_section_info): Call default handler to handle common
4709         sections.
4710         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4711         (CONSTANT_ADDRESS_P): Reject TLS operands.
4712         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4713         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4714         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4715         (UNSPEC_TLSLE): Define new constants.
4716         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4717         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4718         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4719         (tie_symbolic_operand, tle_symbolic_operand): New
4720
4721 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
4722
4723         * aclocal.m4: Update macros for autoconf 2.59 style.
4724         * configure.ac: Likewise.
4725
4726 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4727
4728         * pa.c (function_value): Handle small aggregates on 32-bit targets.
4729         (function_arg): Pass small aggregates in general registers on 32-bit
4730         targets.
4731         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4732
4733 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
4734
4735         * Makefile.in (final.o): Fix dependencies.
4736
4737 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
4738
4739         PR c/22013
4740         PR c/22098
4741         * langhooks.h (struct lang_hooks): Add expr_to_decl.
4742         * langhooks.c (lhd_expr_to_decl): New.
4743         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4744         New.
4745         (LANG_HOOKS_INITIALIZER): Update.
4746         * tree.c (recompute_tree_invarant_for_addr_expr): Call
4747         expr_to_decl langhook.
4748         * c-tree.h (c_expr_to_decl): Declare.
4749         * c-typeck.c (c_expr_to_decl): New.
4750         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4751         specially.
4752         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4753
4754 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
4755
4756         PR c/22308
4757         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4758         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4759
4760 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
4761
4762         * Makefile.in: Adjust dependencies.
4763         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4764         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4765         * alias.c (rest_of_handle_cfg, pass_cfg): New.
4766         * bb-reorder.c (duplicate_computed_gotos): Make it static.
4767         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4768         rest_of_compilation.
4769
4770         * bb-reorder.c (gate_duplicate_computed_gotos,
4771         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4772         rest_of_handle_reorder_blocks, pass_reorder_blocks,
4773         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4774         pass_partition_blocks): New.
4775         * bt-load.c (gate_handle_branch_target_load_optimize,
4776         rest_of_handle_branch_target_load_optimize,
4777         pass_branch_target_load_optimize): New.
4778         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4779         pass_jump2): New.
4780         * cfglayout.c (pass_insn_locators_initialize): New.
4781         * cfgrtl.c (pass_free_cfg): New.
4782         * combine.c (gate_handle_combine, rest_of_handle_combine,
4783         pass_combine): New.
4784         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4785         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4786         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4787         * except.c (pass_set_nothrow_function_flags,
4788         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4789         pass_rtl_eh): New.
4790         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4791         rest_of_handle_shorten_branches, pass_shorten_branches,
4792         rest_of_clean_state, pass_clean_state): New.
4793         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4794         rest_of_handle_remove_death_notes, pass_remove_death_notes,
4795         rest_of_handle_life, pass_life, rest_of_handle_flow2,
4796         pass_flow2): New.
4797         * function.c (pass_instantiate_virtual_regs, pass_init_function,
4798         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4799         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4800         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4801         pass_gcse): New.
4802         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4803         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4804         pass_rtl_ifcvt, gate_handle_if_after_combine,
4805         rest_of_handle_if_after_combine, pass_if_after_combine,
4806         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4807         pass_if_after_reload): New.
4808         * integrate.c (pass_initial_value_sets): New.
4809         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4810         pass_purge_lineno_notes): New.
4811         * mode-switching.c (rest_of_handle_mode_switching,
4812         pass_mode_switching): New.
4813         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4814         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4815         pass_loop2): New.
4816         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4817         pass_loop_optimize): New.
4818         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4819         pass_sms): New.
4820         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4821         pass_gcse2): New.
4822         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4823         pass_postreload_cse): New.
4824         * profile.c (gate_handle_profiling, pass_profiling,
4825         rest_of_handle_branch_prob, pass_branch_prob): New.
4826         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4827         pass_split_before_regstack, gate_handle_split_before_regstack,
4828         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4829         rest_of_handle_split_all_insns, pass_split_all_insns): New.
4830         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4831         pass_stack_regs): New.
4832         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4833         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4834         pass_stack_adjustments): New.
4835         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4836         pass_regrename): New.
4837         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4838         pass_delay_slots, gate_handle_machine_reorg,
4839         rest_of_handle_machine_reorg, pass_machine_reorg): New.
4840         * rtl.h (extern void purge_line_number_notes): New.
4841         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4842         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4843         pass_sched2): New.
4844         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4845         pass_tracer): New.
4846         * value-prof.c (gate_handle_value_profile_transformations,
4847         rest_of_handle_value_profile_transformations,
4848         pass_value_profile_transformations): New.
4849         * var-tracking.c (gate_handle_var_tracking,
4850         pass_variable_tracking): New.
4851         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4852
4853         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4854         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4855         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4856         rest_of_handle_old_regalloc, rest_of_handle_regrename,
4857         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4858         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4859         rest_of_handle_gcse2, rest_of_handle_regmove,
4860         rest_of_handle_tracer, rest_of_handle_if_conversion,
4861         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4862         rest_of_handle_web, rest_of_handle_branch_prob,
4863         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4864         rest_of_handle_jump_bypass, rest_of_handle_combine,
4865         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4866         rest_of_handle_gcse, rest_of_handle_loop_optimize,
4867         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4868         rest_of_handle_mode_switching, rest_of_handle_jump,
4869         rest_of_handle_eh, rest_of_handle_stack_adjustments,
4870         rest_of_handle_flow2, rest_of_handle_jump2,
4871         rest_of_handle_peephole2, rest_of_handle_postreload,
4872         rest_of_handle_shorten_branches, rest_of_clean_state,
4873         rest_of_compilation): Remove.
4874
4875         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4876         * passes.c (dump_flags, in_gimple_form, all_passes,
4877         all_ipa_passes, all_lowering_passes, register_one_dump_file,
4878         register_dump_files, next_pass_1, last_verified, execute_todo,
4879         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4880         from tree-optimize.c.
4881         (init_optimization_passes): Moved from tree-optimize.c,
4882         adding the RTL optimizations.
4883         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4884         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4885         all_ipa_passes, all_lowering_passes, register_one_dump_file,
4886         register_dump_files, next_pass_1, last_verified, execute_todo,
4887         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4888         init_tree_optimization_passes, ipa_passes): Delete.
4889         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4890         the RTL dumps.
4891         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4892         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4893         from tree.h.
4894         (ipa_passes): Remove.
4895         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4896         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4897         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4898         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4899         (dump_info_p, dump_flag): Moved to tree-dump.h.
4900
4901         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4902         cgraph.c, opts.c.
4903         * passes.c (finish_optimization_passes): Use dump_begin
4904         and dump_end, TDI_end.
4905         (gate_rest_of_compilation): New.
4906         (pass_rest_of_compilation): Use it.
4907         (gate_postreload, pass_postreload): New.
4908         * toplev.c (general_init): Rename init_tree_optimization_passes.
4909         * toplev.h (init_tree_optimization_passes): Rename to
4910         init_optimizations_passes.
4911         * tree-dump.c (dump_flag): Make static.
4912         (dump_files): Remove RTL dumps.
4913         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4914         pass_cleanup_cfg, pass_free_cfg_annotations,
4915         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4916         pass_init_datastructures, pass_fixup_cfg): Make non-static.
4917         * tree-pretty-print.c: Include tree-pass.h.
4918         * cgraph.c: Include tree-dump.h.
4919
4920 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
4921
4922         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4923         Only fall back to saying it points to readonly memory if
4924         we can't do better.
4925
4926 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4927
4928         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4929         * config/m32r/m32r.c (m32r_compute_frame_size,
4930         m32r_expand_prologue): Take current_function_profile into
4931         account whenever we reference
4932         current_function_uses_pic_offset_table.
4933         (m32r_finalize_pic): Remove.
4934         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4935
4936 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
4937
4938         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4939         instead of $<.  Don't remove ./as if it already exists.
4940
4941 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4942
4943         PR target/21723
4944         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4945         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4946         for complex modes when generating code for PA 1.0.
4947         (VALID_FP_MODE_P): New macro.
4948         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
4949         sets for all general and floating point modes.  Align wide floating
4950         point modes to even register boundaries to comply with architectural
4951         requirements.
4952         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4953         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4954         (VALID_FP_MODE_P): New macro.
4955         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
4956         sets for all general and floating point modes.  Align wide floating
4957         point modes to even register boundaries to comply with architectural
4958         requirements.
4959
4960 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4961
4962         * tree-dump.c (dump_files): Initialize dump number for .cgraph
4963         to 0.
4964
4965 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4966
4967         * tree-ssa-structalias.c: Don't include expr.h.
4968
4969 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4970
4971         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4972         comments.
4973
4974 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
4975
4976         Fix PR tree-optimization/22279
4977
4978         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4979         correct operator.
4980
4981 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
4982
4983         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4984
4985 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
4986
4987         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4988         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4989         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4990         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4991         config/stormy16/stormy16.c, config/v850/v850.c,
4992         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4993         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4994         Avoid "." or "\n" at end of diagnostics and capital letters at
4995         start of diagnostics.
4996         * combine.c, cse.c: Don't translate dump file output.
4997         * toplev.c (print_version): Only translate output if going to
4998         stderr.
4999
5000 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
5001
5002         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5003         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5004         typos.
5005
5006 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5007
5008         * pa.c (fix_range): Fix typo in comment.
5009
5010 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
5011
5012         * tree-vrp.c (extract_range_from_assert): Replace
5013         fold (build (...)) with fold_build2.
5014
5015 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5016
5017         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5018         gcc_gfc_char_table, init_dynamic_gfc_info): New.
5019         (format_types_orig, handle_format_attribute): Add support for
5020         format "gcc_gfc".
5021
5022 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5023
5024         * varasm.c (assemble_variable): Fix format specifier thinko.
5025
5026 2005-07-03  Ira Rosen  <irar@il.ibm.com>
5027
5028         PR tree-optimization/22029 (and 22135)
5029         * tree-pretty-print.c (dump_generic_node): Check that the node is not
5030         a phi node before calling dump_vops.
5031
5032 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5033
5034         * tree-dump.h (dump_string_field): Declare.
5035         * tree-dump.c: Use it instead of dump_string.
5036         (dump_string_field): Make non-static.
5037
5038 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
5039
5040         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5041         up the minimal CFG stuff always when optimize > 0.  Call
5042         split_all_insns_noflow in PIC case if needed.
5043
5044 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5045             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5046
5047         PR c++/18279
5048         * c-decl.c (c_write_global_declarations): Dump contents of
5049         external scope to.
5050         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5051         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5052         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5053         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5054         is enabled.
5055
5056 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
5057
5058         * c-common.h (GCC_DIAG_STYLE): Define.
5059         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
5060         version for format checking to 4.1.
5061         * c-format.c: Include toplev.h after c-common.h.
5062         (enum format_type): Add gcc_tdiag_format_type.
5063         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5064         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5065         (format_types_orig): Add gcc_tdiag.
5066         (init_dynamic_diag_info): Support gcc_tdiag formats.
5067         (handle_format_attribute): Likewise.
5068         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5069         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
5070         version for format checking to 4.1.
5071         (warning0, warning, error, pedwarn, sorry): Use
5072         ATTRIBUTE_GCC_DIAG.
5073         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5074         (finish_aliases_1): Do not use %qE.
5075         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5076         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5077         Correct format bugs.
5078         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5079         parameter to unsigned HOST_WIDE_INT.
5080         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5081
5082 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
5083
5084         PR middle-end/21742
5085         * expr.c (write_complex_part): Use adjust_address for MEM.
5086         (read_complex_part): Same.
5087
5088 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
5089
5090         Fix PR tree-optimization/22280
5091
5092         * tree-sra.c (generate_element_init): Remove useless loop.
5093
5094 2005-07-02  Richard Henderson  <rth@redhat.com>
5095
5096         * config/alpha/alpha.c (alpha_legitimize_address): Check for
5097         TLS_MODEL_NONE.
5098         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5099
5100 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
5101
5102         PR middle-end/14490
5103         * fold-const.c (fold_binary): Handle the return value of
5104         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5105         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5106
5107 2005-07-02  Jeff Law  <law@redhat.com>
5108
5109         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5110         a eliminate type conversion which feeds an equality comparison
5111         if the original type or either operand in the comparison is a
5112         function pointer.
5113
5114 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
5115
5116         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5117         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5118         texts.
5119         * config/avr/avr.c: Do not use '`' as left quote.
5120         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5121         Remove "." from end of diagnostics.  Make diagnostics start with
5122         lowercase letter.
5123
5124 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
5125             Joseph S. Myers  <joseph@codesourcery.com>
5126
5127         * toplev.c (default_tree_printer): Handle setting location with
5128         '+' flag.
5129         * c-objc.common.c (c_tree_printer): Likewise.
5130         * c-format.c (gcc_diag_flag_specs): Add '+'.
5131         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5132         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5133         formats.
5134         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5135         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5136         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5137         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5138         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5139         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
5140         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
5141         format arguments where %J is used without %D.
5142
5143 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
5144
5145         * gcc.c (LINK_SSP_SPEC): Define.
5146         (link_ssp_spec): New variable.
5147         (LINK_COMMAND_SPEC): Add %(link_ssp).
5148         (static_specs): Add link_ssp_spec.
5149         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5150         * configure: Rebuilt.
5151         * config.in: Rebuilt.
5152
5153         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5154         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5155         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5156         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5157         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5158         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5159         -0x7008(2) instead of reading __stack_chk_guard variable.
5160         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5161         number.
5162         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5163         (stack_protect_set, stack_protect_test): Use *_tls* patterns
5164         if TARGET_THREAD_SSP_OFFSET is defined.
5165         (stack_tls_protect_set_si, stack_tls_protect_set_di,
5166         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5167
5168         Revert:
5169         2005-06-27  Richard Henderson  <rth@redhat.com>
5170         * libgcc-std.ver (GCC_4.1.0): New.
5171         * libgcc.h (__stack_chk_guard): Declare.
5172         (__stack_chk_fail, __stack_chk_fail_local): Declare.
5173         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5174         * mklibgcc.in (lib2funcs): Add them.
5175
5176 2005-07-01  Richard Henderson  <rth@redhat.com>
5177
5178         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5179         void * before struct sigcontext *.
5180         (x86_fallback_frame_state): Likewise.
5181
5182 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
5183
5184         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5185
5186 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
5187
5188         PR tree-opt/22269
5189         * tree-ssa-reassoc.c (should_transpose): Fix which operand
5190         we check for SSA_NAME for.
5191
5192 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
5193
5194         Fix PR tree-optimization/22071
5195
5196         * tree-ssa-structalias.c (offset_overlaps_with_access): New
5197         function.
5198         (get_constraint_for_component_ref): Use it.
5199
5200 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
5201
5202         PR other/22264
5203         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5204         print out the last new line.
5205
5206 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
5207
5208         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5209         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5210         * config/cris/cris.c (cris_conditional_register_usage): Adjust
5211         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5212         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5213         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5214         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5215         (enum reg_class): New member CC0_REGS.
5216         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5217         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5218         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5219         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5220         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5221         Adjust for register now described.
5222
5223 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
5224
5225         PR target/22262
5226         * config/i386/i386.md (stack_protect_test_si,
5227         stack_protect_test_di): Add earlyclobber for scratch 3.
5228         * config/rs6000/rs6000.md (stack_protect_testsi,
5229         stack_protect_testdi): Add earlyclobber for scratch 3,
5230         remove earlyclobber from scratch 4.
5231
5232 Older entries for 2005 can be found in ChangeLog-2005.