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1 2008-02-18  Joey Ye  <joey.ye@intel.com>
2
3         PR middle-end/34921
4         * tree-nested.c (insert_field_into_struct): Set type alignment
5         to field alignment if the former is less than the latter.
6
7 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
8
9         * BASE-VER: Set to 4.4.0.
10
11 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12
13         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14         * doc/cfg.texi: Likewise.
15         * doc/extend.texi: Likewise.
16         * doc/gty.texi: Likewise.
17         * doc/invoke.texi: Likewise.
18         * doc/loop.texi: Likewise.
19         * doc/md.texi: Likewise.
20         * doc/passes.texi: Likewise.
21         * doc/rtl.texi: Likewise.
22         * doc/sourcebuild.texi: Likewise.
23         * doc/tm.texi: Likewise.
24         * doc/tree-ssa.texi: Likewise.
25
26 2008-02-17  Richard Guenther  <rguenther@suse.de>
27
28         PR middle-end/35227
29         * tree-complex.c (init_parameter_lattice_values): Handle parameters
30         without default definition.
31
32 2008-02-17  Richard Guenther  <rguenther@suse.de>
33
34         PR tree-optimization/35231
35         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
36         if A | B != 1.
37
38 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
39
40         Revert:
41
42         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
43         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
44         libgcc_cmp_return mode.
45
46 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
47
48         PR c/28368
49         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
50
51 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
52
53         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
54         multilibs.
55
56 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
57
58         * doc/c-tree.texi: Use `@.' where appropriate.
59         * doc/extend.texi: Likewise.
60         * doc/install.texi: Likewise.
61         * doc/invoke.texi: Likewise.
62         * doc/loop.texi: Likewise.
63         * doc/makefile.texi: Likewise.
64         * doc/md.texi: Likewise.
65         * doc/passes.texi: Likewise.
66         * doc/standards.texi: Likewise.
67         * doc/tm.texi: Likewise.
68
69 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
70
71         PR middle-end/35196
72         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
73         in entry_bb.
74         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
75         rather than in entry_bb.
76
77 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
78
79         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
80         libgcc_cmp_return mode.
81
82 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
83
84         PR middle-end/35130
85         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
86         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
87
88 2008-02-15  Richard Guenther  <rguenther@suse.de>
89             Zdenek Dvorak  <ook@ucw.cz>
90
91         PR tree-optimization/35164
92         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
93         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
94         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
95         Only propagate addresses which do not have abnormal SSA_NAMEs
96         in their operands.
97
98 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
99
100         PR target/35088
101         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
102
103 2008-02-15  Jan Hubicka  <jh@suse.cz>
104
105         PR middle-end/35149
106         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
107
108 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
109
110         PR middle-end/34621
111         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
112         when calculating alignment_pad.
113
114 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
115
116         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
117         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
118         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
119         and STACK_BOUNDARY define.
120
121 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
122
123         PR preprocessor/35061
124         * c-pragma.c (handle_pragma_pop_macro): Check that
125         pushed_macro_table has been allocated.
126
127 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
128
129         PR middle-end/35136
130         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
131         (force_gimple_operand): Likewise.
132         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
133         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
134         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
135         (find_interesting_uses_address): Check addressability and alignment
136         of the base expression only after substituting bases of IVs into it.
137
138 2008-02-14  Michael Matz  <matz@suse.de>
139
140         PR target/34930
141         * function.c (instantiate_virtual_regs_in_insn): Reload address
142         before falling back to reloading the whole operand.
143
144 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
145
146         * config/s390/s390.c (s390_mainpool_start): Emit the pool
147         before the first section switch note.
148
149 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
150
151         * doc/bugreport.texi: Update copyright years.
152         * doc/c-tree.texi: Likewise.
153         * doc/cfg.texi: Likewise.
154         * doc/cpp.texi: Likewise.
155         * doc/cppinternals.texi: Likewise.
156         * doc/fragments.texi: Likewise.
157         * doc/frontends.texi: Likewise.
158         * doc/gcc.texi: Likewise.
159         * doc/gty.texi: Likewise.
160         * doc/hostconfig.texi: Likewise.
161         * doc/implement-c.texi: Likewise.
162         * doc/libgcc.texi: Likewise.
163         * doc/loop.texi: Likewise.
164         * doc/makefile.texi: Likewise.
165         * doc/options.texi: Likewise.
166         * doc/passes.texi: Likewise.
167         * doc/rtl.texi: Likewise.
168         * doc/sourcebuild.texi: Likewise.
169         * doc/standards.texi: Likewise.
170         * doc/tree-ssa.texi: Likewise.
171         * doc/trouble.texi: Likewise.
172
173         * doc/extend.texi: Use @: or add comma where appropriate.
174         * doc/invoke.texi: Likewise.
175         * doc/tm.texi: Likewise.
176
177 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
178
179         PR target/34393
180         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
181         to a reg.
182
183 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
184
185         * doc/md.texi (clz, ctz): Add reference.
186         * doc/rtl.texi (clz, ctz): Likewise.
187
188 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
189
190         PR other/35148
191         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
192         srcdir.
193
194 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
195
196         * config/s390/s390.c (struct constant_pool): New field
197         emit_pool_after added.
198         (s390_mainpool_start): Set the emit_pool_after flag according
199         to the section switch notes.
200         (s390_mainpool_finish): Consider emit_pool_after when emitting
201         the literal pool at the end of the function.
202         (s390_chunkify_start): Force literal pool splits at section
203         switch notes.
204
205 2008-02-13  Michael Matz  <matz@suse.de>
206
207         PR debug/35065
208         * var-tracking.c (clobber_variable_part): Correctly traverse the
209         list.
210
211 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
212
213         PR 29673
214         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
215         Add -fdump-ipa-inline.
216         * tree-dump.c (dump_files): Remove tree-inlined dump.
217         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
218         
219 2008-02-12  Richard Guenther  <rguenther@suse.de>
220
221         PR tree-optimization/35171
222         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
223         default defs.
224
225 2008-02-12  Richard Guenther  <rguenther@suse.de>
226
227         PR middle-end/35163
228         * fold-const.c (fold_widened_comparison): Use get_unwidened in
229         value-preserving mode.  Disallow final truncation.
230
231 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
232
233         PR middle-end/35136
234         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
235         code from here to...
236         (force_gimple_operand): ...here.
237
238 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
239
240         PR c++/35144
241         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
242         non-compatible pointers.
243         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
244         different FIELD_DECLs, try harder by comparing field offsets, sizes
245         and types.
246
247         PR inline-asm/35160
248         * function.c (match_asm_constraints_1): Don't replace the same input
249         multiple times.
250
251 2008-02-12  Anatoly Sokolov <aesok@post.ru>
252
253         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
254         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
255         (expand_epilogue): Restore RAMPZ register.
256         * config/avr/avr.md (RAMPZ_ADDR): New constant.
257
258 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
259
260         * config/i386/cygwin.asm: (__alloca): Correct calling
261         convention and alignment.
262         (__chkstk): Force 8 byte stack alignment.
263
264 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
265             Richard Guenther  <rguenther@suse.de>
266
267         PR tree-optimization/33992
268         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
269         the zero we compare against.
270
271 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
272
273         PR libfortran/35063
274         * gthr-win32.h (__gthread_mutex_destroy_function): New function
275         to CloseHandle after unlocking to prevent accumulation of handle
276         count.
277
278 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
279
280         PR middle_end/34150
281         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
282         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
283         and update LABEL_NUSES during and after reload.
284
285 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
286
287         PR middle-end/34627
288         * combine.c (simplify_if_then_else): Make sure the comparison is
289         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
290
291 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
292
293         PR bootstrap/35051
294         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
295         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
296         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
297         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
298         * tree.h (get_type_static_bounds): Likewise.
299
300 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
301
302         * doc/invoke.texi (Option Summary, C++ Dialect Options)
303         (Objective-C and Objective-C++ Dialect Options, Warning Options):
304         Make -Wfoo language annotations match what the compiler outputs.
305
306 2008-02-08  Sa Liu  <saliu@de.ibm.com>
307
308         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
309         intrinsics spu_convts, spu_convtu, spu_convtf.
310         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
311
312 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
313
314         * doc/extend.texi (Function Attributes) <noinline>: Mention
315         asm ("") as method to keep calls.
316
317 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
318
319         PR other/32754
320         * doc/options.texi (Options): Replace references to opts.sh with
321         optc-gen.awk.
322         * opts-common.c: Likewise.
323         * optc-gen.awk: Likewise.
324         
325 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
326
327         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
328
329 2008-02-07  Richard Henderson  <rth@redhat.com>
330
331         PR rtl-opt/33410
332         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
333         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
334         funny mode.
335
336 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
337
338         PR tree-optimization/35085
339         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
340         for operand entry oe2 in addition to operand entry oe3 in order to
341         expose more opportunities for vectorizer sum reduction.
342
343 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
344
345         PR other/35107
346         * Makefile.in (LIBS): Remove $(GMPLIBS).
347         (cc1-dummy, cc1): Add $(GMPLIBS).
348
349 2008-02-06  Jan Hubicka  <jh@suse.cz>
350
351         PR target/23322
352         * i386.md (moddf_integer): Do not produce partial memory stalls for
353         targets where it hurts.
354
355 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
356
357         PR target/35083
358         * optabs.c (expand_float): Do not check for decimal modes when
359         expanding unsigned integer through signed conversion.
360
361 2008-02-06  Nick Clifton  <nickc@redhat.com>
362
363         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
364         inside the clobber with a match_operand and duplicated operand
365         number in the constraint.
366         (ineqbranchsi): Delete redundant comment.
367
368 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
369
370         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
371         builtin_define ("__USE_INIT_FINI__").
372         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
373         -msx multilibs.
374         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
375
376 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
377
378         PR documentation/30330
379         * doc/invoke.texi (C++ Dialect Options)
380         (Objective-C and Objective-C++ Dialect Options, Warning Options):
381         For each warning option -Wfoo that allows -Wno-foo, ensure both
382         -Wfoo and -Wno-foo are listed in the option index.  Fix index
383         entry of -Wswitch-default, index -Wnormalized= including the
384         `=', and -Wlarger-than-@var{len} including @var{len}.
385
386 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
387
388         * config/i386/i386.md (floatunssisf2): Use
389         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
390         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
391         Macroize expander using MODEF mode iterator.
392
393 2008-02-05  Diego Novillo  <dnovillo@google.com>
394
395         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
396
397         PR 33738
398         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
399
400 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
401
402         PR other/35070
403         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
404
405 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
406
407         PR target/35084
408         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
409         to indicate if a message should be generated.
410         (init_cumulative_args): Updated.
411         (function_value_32): Likewise.
412
413 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
414
415         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
416
417 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
418
419         PR target/35083
420         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
421         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
422
423 2008-02-04  Diego Novillo  <dnovillo@google.com>
424
425         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
426
427         PR 33738
428         * tree-vrp.c (vrp_evaluate_conditional): With
429         -Wtype-limits, emit a warning when comparing against a
430         constant outside the natural range of OP0's type.
431
432 2008-02-04  Richard Guenther  <rguenther@suse.de>
433
434         PR middle-end/33631
435         * expr.c (count_type_elements): Give for unions instead of
436         guessing.
437
438 2008-02-04  Richard Guenther  <rguenther@suse.de>
439
440         PR middle-end/35043
441         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
442         to TYPE_DOMAINs base type instead of using bitsizetype here.
443
444 2008-02-03  Jason Merrill  <jason@redhat.com>
445
446         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
447
448 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
449
450         PR other/29972
451         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
452         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
453         (RS/6000 and PowerPC Options): Fix typos and markup.
454         * doc/passes.texi (Tree-SSA passes): Likewise.
455
456 2008-02-02  Michael Matz  <matz@suse.de>
457
458         PR target/35045
459         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
460         from record_last_reg_set_info.
461         (record_last_reg_set_info): Take an RTX argument, iterate over all
462         constituent hardregs.
463         (record_last_set_info, record_opr_changes): Change calls to
464         new signature or to record_last_reg_set_info_regno.
465
466 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
467
468         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
469
470 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
471
472         PR rtl-optimization/34773
473         * reg-notes.def (EQUAL): Mention significance of combination of
474         REG_EQUAL and REG_RETVAL.
475         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
476         insn that has a REG_RETVAL.
477
478 2008-02-01  Roger Sayle  <roger@eyesopen.com>
479
480         PR bootstrap/33781
481         * configure.ac (--enable-fixed-point): Disable unless explicitly
482         requested on IRIX.
483         * configure: Regenerate.
484
485 2008-02-01  Richard Guenther  <rguenther@suse.de>
486
487         PR other/35042
488         * invoke.texi (-finline-limit): Remove no longer true parts
489         of the documentation.  Note that there is no default value.
490
491 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
492             Mark Mitchell  <mark@codesourcery.com>
493             Ben Elliston  <bje@au.ibm.com>
494
495         PR c/29326
496         * doc/extend.texi (Other Builtins): Document.
497
498 2008-01-31  Tom Browder <tom.browder@gmail.com>
499
500         * doc/c-tree.texi (Types): Fix grammar.
501         (Expression trees): Ditto.
502         * doc/passes.texi (Tree-SSA passes): Ditto.
503         
504         * doc/configterms.texi (Configure Terms): Fix typo.
505         * doc/cpp.texi (Common Predefined Macros): Ditto.
506         * doc/md.texi (Machine Constraints): Ditto.
507         
508         * doc/makefile.texi (Makefile): Add comma.
509
510 2008-01-31  Tom Browder  <tom.browder@gmail.com>
511             Gerald Pfeifer  <gerald@pfeifer.com>
512         
513         * doc/sourcebuild.texi (Front End): Remove references to CVS
514         and CVSROOT/modules.
515         (Texinfo Manuals): Replace reference to CVS by one to SVN.
516         (Back End): Remove reference to CVS.
517
518 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
519
520         PR target/34900
521         * config/mips/mips.c (gen_load_const_gp): New function, taking a
522         comment from...
523         (mips16_gp_pseudo_reg): ...here.
524         * config/mips/mips.md (load_const_gp): Replace with...
525         (load_const_gp_<mode>): ...this :P-based insn.
526
527 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
528
529         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
530         options. Minor fixes.
531         (-std): Move reference to standards closer to where language
532         standards are first mentioned.
533         
534 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
535
536         PR rtl-optimization/34995
537         * reload.c (alternative_allows_const_pool_ref): Take an rtx
538         parameter and return a bool.  If the rtx parameter is nonnull,
539         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
540         (find_reloads): Update call accordingly.  Pass the new operand
541         if it needed no address reloads, otherwise pass null.
542
543 2008-01-30  Richard Henderson  <rth@redhat.com>
544
545         PR c/34993
546         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
547         for unbounded arrays.
548
549 2008-01-30  Silvius Rus  <rus@google.com>
550
551         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
552
553 2008-01-30  Jan Hubicka  <jh@suse.cz>
554
555         PR target/34982
556         * i386.c (init_cumulative_args): Use real function declaration when
557         calling locally.
558
559 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
560
561         PR rtl-optimization/34998
562         * global.c (build_insn_chain): Treat non-subreg_lowpart
563         SUBREGs of pseudos as clobbering all the words covered by the
564         SUBREG, not just all the bytes.
565         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
566         original df_ref rather than an extract parameter.
567         (global_conflicts): Update call accordingly.
568
569 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
570
571         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
572         the overflow check to make it easier to read.
573         (__fixtfdi): Change the type of the ll member in union
574         long_double to UDItype_x.
575
576 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
577
578         PR middle-end/34969
579         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
580         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
581         * tree-inline.c (fold_marked_statements): Call
582         cgraph_update_edges_for_call_stmt if folding a call statement.
583         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
584         debug_generic_stmt calls, reset it back afterwards.
585
586         PR c/35017
587         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
588         static decls.
589         * c-typeck.c (build_external_ref): Don't pedwarn about
590         static vars in current function's scope.
591
592 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
593
594         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
595
596 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
597
598         PR c/35002
599         * ipa-struct-reorg.c: Fix spelling.
600         * params.def: Ditto.
601
602 2008-01-29  Richard Guenther  <rguenther@suse.de>
603
604         PR middle-end/35006
605         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
606         field.
607         * tree-inline.c (remap_type): Increment remapping_type_depth
608         around remapping types.
609         (copy_body_r): Only add referenced variables if they are referenced
610         from code, not types.
611
612 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
613
614         PR c++/34055
615         PR c++/34103
616         PR c++/34219
617         PR c++/34606
618         PR c++/34753
619         PR c++/34754
620         PR c++/34755
621         PR c++/34919
622         PR c++/34961
623         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
624         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
625
626 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
627
628         PR target/34412
629         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
630         pointer for tiny stack.
631
632 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
633
634         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
635
636 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
637
638         * config/vx-common.h: Fix typo in comment.
639
640 2008-01-28  Ian Lance Taylor  <iant@google.com>
641
642         PR c++/34862
643         PR c++/33407
644         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
645         coalesce pointers if they have different DECL_NO_TBAA_P values.
646         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
647         between variables with different DECL_NO_TBAA_P values.
648
649 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
650
651         PR 31535
652         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
653         are not legitimate small data references on SPE targets.
654
655 2008-01-28  David Daney  <ddaney@avtrex.com>
656
657         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
658
659 2008-01-28  David Daney  <ddaney@avtrex.com>
660
661         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
662
663 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
664
665         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
666         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
667         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
668         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
669         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
670         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
671         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
672         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
673
674 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
675
676         * basic-block.h (condjump_equiv_p): Fix comment.
677
678 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
679
680         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
681         print_generic_stmt_indented): Fix comment.
682
683 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
684
685         * configure.ac (__stack_chk_fail): Add detecion for availability
686         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
687         * configure: Regenerate.
688
689 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
690
691         PR middle-end/34688
692         * final.c (output_addr_const): Handle TRUNCATE.
693
694 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
695
696         PR target/34711
697         * tree-ssa-loop-ivopts.c (comp_cost): New type.
698         (zero_cost, infinite_cost): New constants.
699         (struct cost_pair): Change type of cost to comp_cost.
700         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
701         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
702         New functions.
703         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
704         split_address_cost, ptr_difference_cost, difference_cost,
705         get_computation_cost_at, get_computation_cost,
706         determine_use_iv_cost_generic, determine_use_iv_cost_address,
707         determine_use_iv_cost_condition, determine_use_iv_costs,
708         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
709         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
710         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
711         Change type of cost to comp_cost.
712         (determine_iv_cost): Increase cost of non-original ivs, instead
713         of decreasing the cost of original ones.
714         (get_address_cost): Indicate the complexity of the addressing mode 
715         in comp_cost.
716         (try_add_cand_for): Prefer using ivs not specific to some object.
717         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
718
719 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
720             Janis Johnson  <janis187@us.ibm.com>
721
722         PR target/34814
723         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
724         (TARGET_INSTANTIATE_DECLS): Likewise.
725         * target.h (expand_to_rtl_hook): New target hook.
726         (instantiate_decls): Likewise.
727         * function.c (instantiate_decl): Make non-static.  Rename to...
728         (instantiate_decl_rtl): ... this.
729         (instantiate_expr): Use instantiate_decl_rtl.
730         (instantiate_decls_1): Likewise.
731         (instantiate_decls): Likewise.
732         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
733         * function.h (instantiate_decl_rtl): Add prototype.
734         * cfgexpand.c (target.h): New include.
735         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
736         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
737         (TARGET_INSTANTIATE_DECLS): Likewise.
738         (TARGET_INITIALIZER): New target hooks added.
739         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
740         New prototype.
741         * config/rs6000/rs6000.c (tree-flow.h): New include.
742         (machine_function): Add sdmode_stack_slot field.
743         (rs6000_alloc_sdmode_stack_slot): New function.
744         (rs6000_instantiate_decls): Likewise.
745         (rs6000_secondary_memory_needed_rtx): Likewise.
746         (rs6000_check_sdmode): Likewise.
747         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
748         (TARGET_INSTANTIATE_DECLS): Likewise.
749         (rs6000_hard_regno_mode_ok): Allow SDmode.
750         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
751         (rs6000_emit_move): Handle SDmode.
752         (function_arg_advance): Likewise.
753         (function_arg): Likewise.
754         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
755         SDmode var args for 32-bit compiles.
756         (rs6000_secondary_reload_class): Handle SDmode.
757         (rs6000_output_function_epilogue): Likewise.
758         (rs6000_function_value): Simplify if statement.
759         (rs6000_libcall_value): Likewise.
760         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
761         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
762         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
763         (movsd_hardfloat): New define_insn.
764         (movsd_softfloat): Likewise.
765         (movsd_store): Likewise.
766         (movsd_load): Likewise.
767         (extendsddd2): Likewise.
768         (extendsdtd2): Likewise.
769         (truncddsd2): Likewise.
770         (movdd_hardfloat64): Fixup comment.
771         (UNSPEC_MOVSD_LOAD): New constant.
772         (UNSPEC_MOVSD_STORE): Likewise.
773
774 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
775
776         PR c++/34965
777         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
778         TRUTH_XOR_EXPR.
779         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
780         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
781         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
782         and TRUTH_XOR_EXPR.
783
784 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
785
786         PR target/34794
787         * config.gcc: Separate AIX 5.3 from AIX 6.1.
788         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
789         __LONGDOUBLE128 too.
790         * config/rs6000/aix61.h: New file.
791
792 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
793
794         PR rtl-optimization/34959
795         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
796         popcount and parity rtxes the same mode as their operand.
797         Truncate or extend the result to the return value's mode
798         if necessary.
799
800 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
801
802         PR target/34981
803         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
804         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
805         to GOT_VERSION_REGNUM.
806         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
807         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
808         * config/mips/mips.c (mips_emit_call_insn): New function.
809         (mips_call_tls_get_addr): Call mips_expand_call directly.
810         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
811         emit_call_insn.
812         (mips16_build_call_stub): Likewise.  Return the call insn or null.
813         (mips_expand_call): Update the call to mips16_build_call_stub
814         accordingly and a remove redundant condition.  Assert that MIPS16
815         stubs do not use lazy binding.  Use mips_emit_call_insn and return
816         the call insn.
817         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
818         TARGET_USE_GOT.
819         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
820         (mips_avoid_hazard): Remove hazard_set handling.
821         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
822         (UNSPEC_RESTORE_GP): ...this.
823         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
824         (FAKE_CALL_REGNO): Rename to...
825         (GOT_VERSION_REGNUM): ...this.
826         (type): Add "ghost" value.  Add an associated insn reservation.
827         (hazard_set): Remove.
828         (exception_receiver): Rename to...
829         (restore_gp): ...this and update the unspec identifier accordingly.
830         (exception_receiver, nonlocal_got_receiver): New expanders.
831         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
832         FAKE_CALL_REGNO.  Remove hazard_set attribute.
833         (set_got_version, update_got_version): New patterns.
834
835 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
836
837         PR target/34970
838         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
839
840 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
841
842         PR other/31955
843         * doc/install.texi2html: Generate gcc-vers.texi.
844
845 2008-01-25  DJ Delorie  <dj@redhat.com>
846
847         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
848
849 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
850
851         * config/c4x: Remove directory.
852         * config.gcc (crx-*, mt-*): Mark obsolete.
853         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
854         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
855         sh-*-rtemscoff*): Remove cases.
856         * defaults.h (C4X_FLOAT_FORMAT): Remove.
857         * real.c (encode_c4x_single, decode_c4x_single,
858         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
859         c4x_extended_format): Remove.
860         * real.h (c4x_single_format, c4x_extended_format): Remove.
861         * doc/extend.texi (interrupt, naked): Remove mention of attributes
862         on C4x.
863         (Pragmas): Remove comment about c4x pragmas.
864         * doc/install.texi (c4x): Remove target-specific instructions.
865         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
866         * doc/md.texi (Machine Constraints): Remove C4x documentation.
867         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
868         refer to C4x source files as examples.
869         (C4X_FLOAT_FORMAT): Remove documentation.
870
871 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
872
873         * config/bfin/bfin.c (override_options): Reorder tests so that
874         flag_pic gets enabled for -msep-data.
875
876 2008-01-25  Richard Guenther  <rguenther@suse.de>
877
878         PR middle-end/32244
879         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
880         to its bitfield precision if required.
881
882 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
883
884         PR middle-end/33880
885         * tree-nested.c (walk_omp_for): New function.
886         (convert_nonlocal_reference, convert_local_reference): Call
887         walk_omp_for on OMP_FOR.
888         (convert_call_expr): Call walk_body on OMP_FOR's
889         OMP_FOR_PRE_INIT_BODY.
890
891 2008-01-25  Richard Guenther  <rguenther@suse.de>
892
893         PR tree-optimization/34966
894         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
895         default defs and PHI_NODEs we have to insert after the
896         defining statement.
897
898 2008-01-24  Nick Clifton  <nickc@redhat.com>
899
900         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
901         Provide a default definition.
902         (LIBGCC2_UNITS_PER_WORD): Likewise.
903
904         * config/stormy16/stormy16.c: Include df.h for the prototype
905         for df_regs_ever_live_p.
906         (xstormy16_expand_builtin_va_start): Convert the stack offset
907         into a component_ref and then use POINTER_PLUS_EXPR to add it
908         to the incoming_virtual_args_rtx.
909         (xstormy16_gimplify_va_arg_expr): Rename to
910         xstormy16_gimplify_va_arg_expr.
911         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
912         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
913         xstormy16_gimplify_va_arg_expr.
914         Fix up some formatting issues.
915
916         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
917         Move to predicates.md.
918         (xs_hi_general_operand): Likewise.
919         (xs_hi_nonmemory_operand): Likewise.
920         * config/stormy16/predicates.md:
921         (xstormy16_carry_plus_operand): New predicate.
922         (xs_hi_general_operand): New predicate.
923         (xs_hi_nonmemory_operand): New predicate.
924         * config/stormy16/stormy16-protos.h:
925         (xstormy16_carry_plus_operand): Delete prototype.
926         (xs_hi_general_operand): Likewise.
927         (xs_hi_nonmemory_operand): Likewise.
928
929         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
930         modifiers as they are no longer needed and they can trigger
931         reload spill failures.
932
933         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
934         with a match_operand in order to help reload.
935
936         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
937         constraint with 'e' for the 8th alternative as this version of
938         the mov.w instruction only accepts the lower 8 registers.
939
940 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
941
942         PR target/34856
943         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
944         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
945         vector elements.
946
947 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
948
949         PR middle-end/33333
950         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
951
952 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
953
954         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
955         New functions.
956         (remove_structure): Update allocations list before removing structure.
957         
958 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
959
960         * ipa-struct-reorg.c (is_safe_cond_expr, 
961         create_new_stmts_for_cond_expr): Use integer_zerop function,
962         that recognize not only zero-pointer, but zero-integer too.
963
964 2008-01-25  Ben Elliston  <bje@au.ibm.com>
965
966         PR other/22232
967         * fixproto: Escape "." in sed expression that strips leading "./".
968
969 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
970
971         PR driver/34904
972         * gcc.c (SWITCH_OK): Removed.
973         (SWITCH_LIVE): Changed to bit.
974         (SWITCH_FALSE): Likewise.
975         (SWITCH_IGNORE): Likewise.
976         (switchstr): Change live_cond to unsigned int.
977         (process_command): Replace SWITCH_OK with 0.
978         (do_self_spec): Likewise.
979         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
980         (give_switch): Likewise.
981         (used_arg): Likewise.
982         (do_spec_1): Set the SWITCH_IGNORE bit.
983         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
984         bits.  Set the SWITCH_LIVE bit.
985
986 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
987
988         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
989
990 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
991
992         PR tree-optimization/34472
993         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
994         parameter to a "bool *" and set *DATA to false if there is
995         an unsafe access.  Do not delete the structure here.
996         (check_cond_exprs): Delete it here instead.
997         (check_cond_exprs, exclude_cold_structs): Do not increase
998         I when removing a structure.
999
1000 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1001
1002         PR target/34856
1003         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1004         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1005
1006 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1007
1008         PR middle-end/34934
1009         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1010         a fixed vector for stack.
1011
1012 2008-01-24  Ben Elliston  <bje@au.ibm.com>
1013
1014         PR c++/25701
1015         * doc/gcc.texi (Software development): Add a direntry for g++.
1016         
1017 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
1018
1019         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1020         stale and straggling -fforce-addr comments above.
1021
1022         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1023         define.
1024         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1025         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1026
1027 2008-01-23  Michael Matz  <matz@suse.de>
1028
1029         PR debug/34895
1030         * dwarf2out.c (force_type_die): Use modified_type_die instead of
1031         gen_type_die.
1032
1033 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1034
1035         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1036         malloc result type.
1037
1038 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1039
1040         * config/avr/avr.c (avr_current_arch): New variable.
1041         (avr_arch_types): Add 'avr31' and 'avr51' entries.
1042         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1043         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1044         (avr_override_options): Init 'avr_current_arch'. 
1045         (base_arch_s): Move from here...
1046         * config/avr/avr.h (base_arch_s): ... here. Add new members 
1047         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
1048         'mega' to 'have_jmp_call'.
1049         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
1050         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
1051         macros.
1052         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
1053         architectures.
1054         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
1055         MULTILIB_MATCHES): (Ditto.).
1056
1057 2008-01-23  Richard Guenther  <rguenther@suse.de>
1058
1059         PR middle-end/31529
1060         * cgraphunit.c (cgraph_reset_node): Always mark the node
1061         not reachable if it is not queued already.
1062
1063 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
1064
1065         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1066         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1067         (cputype_selected): New static variable.
1068         (bfin_handle_option): Set it if -mcpu is used.
1069         (override_option): Select default set of workarounds if no cpu type
1070         selected on the command line.
1071         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1072
1073         From  Michael Frysinger  <michael.frysinger@analog.com>
1074         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1075         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1076
1077         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1078         for bf547, bf523, bf524, and bf526.
1079         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
1080         bf526.
1081         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1082         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1083         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1084         __ADSPBF547__ and __ADSPBF54x__ for bf547.
1085         * doc/invoke.texi (Blackfin Options): Document that
1086         -mcpu now accept bf547, bf523, bf524, and bf526.
1087
1088 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
1089
1090         PR rtl-optimization/34628
1091         * combine.c (try_combine): Stop and undo after the first combination
1092         if an autoincrement side-effect on the first insn has effectively
1093         been lost.
1094
1095 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
1096
1097         PR target/34529
1098         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1099         Offset addresses are not valid for Altivec or paired float modes.
1100
1101 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
1102
1103         PR c++/34607
1104         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1105         if DECL_INITIAL (decl) is error_mark_node.
1106
1107         PR c++/34914
1108         * c-common.c (handle_vector_size_attribute): Only allow
1109         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
1110         the same way as pointer, array etc. types.
1111         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1112
1113         PR c++/34917
1114         * tree.c (build_type_attribute_qual_variant): Call
1115         build_qualified_type if attributes are equal, but quals are not.
1116
1117 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1118
1119         PR 32102
1120         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1121         * flags.h (warn_strict_aliasing): Remove.
1122         (warn_strict_overflow): Remove.
1123         * opts.c (warn_strict_aliasing): Remove.
1124         (warn_strict_overflow): Remove.
1125         * c-opts.c (c_common_handle_option): -Wall only sets
1126         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1127         (c_common_post_options): Give default values to -Wstrict-aliasing
1128         and -Wstrict-overflow if they are uninitialized.
1129         * common.opt (Wstrict-aliasing): Specify Var and Init.
1130         (Wstrict-overflow): Likewise.
1131
1132 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
1133
1134         PR rtl-optimization/26854
1135         PR rtl-optimization/34400
1136         PR rtl-optimization/34884
1137         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1138         DF_RD->gen.
1139         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1140         (df_rd_bb_info.expanded_lr_out): Deleted
1141         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1142         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
1143         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1144         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1145         Removed code to allocate, initialize or free expanded_lr_out.
1146         (df_rd_bb_local_compute_process_def): Restructured to make more
1147         understandable.
1148         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1149         sets if the sets are being trimmed.
1150
1151 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
1152
1153         PR bootstrap/32287
1154         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1155         (as_vers): Likewise.
1156         * configure: Regenerated.
1157
1158 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1159
1160         PR middle-end/33092
1161         * tree-pass.h (pass_build_alias): New pass.
1162         * tree-ssa-alias.c (gate_build_alias): New.
1163         (pass_build_alias): New.
1164         * passes.c (init_optimization_passes): Add pass_build_alias after
1165         pass_create_structure_vars.
1166
1167 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
1168
1169         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1170         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1171         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1172         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1173         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1174         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1175         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1176         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1177         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1178         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1179         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1180         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1181         * config/s390/s390.md (FP_ALL): New mode iterator.
1182         (_d): New mode attribute.
1183         ("*signbit<mode>2>"): Changed mode of first operand.
1184         ("isinf<mode>2"): Changed mode of first operand.
1185         ("*TDC_insn"): Adaptation for DFP modes.
1186
1187 2008-01-22  Ben Elliston  <bje@au.ibm.com>
1188
1189         * tree.c (check_qualified_type): Improve function description.
1190
1191 2008-01-21  Jason Merrill  <jason@redhat.com>
1192
1193         PR c++/34196
1194         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1195         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1196         if it is set.
1197
1198 2008-01-21  DJ Delorie  <dj@redhat.com>
1199
1200         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1201         return zero.
1202
1203 2008-01-21  Richard Guenther  <rguenther@suse.de>
1204
1205         PR middle-end/34856
1206         * tree-cfg.c (verify_expr): Allow all invariant expressions
1207         instead of just constant class ones as reference argument.
1208         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1209         like any other constant.
1210         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1211
1212 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
1213
1214         * regmove.c (fixup_match_1): Update call crossed frequencies.
1215
1216 2008-01-21  Richard Guenther  <rguenther@suse.de>
1217
1218         PR c/34885
1219         * tree-inline.c (setup_one_parameter): Deal with mismatched
1220         types using a VIEW_CONVERT_EXPR.
1221
1222 2008-01-21  Alon Dayan  <alond@il.ibm.com>
1223             Olga Golovanevsky  <olga@il.ibm.com>
1224         
1225         PR tree-optimization/34701
1226         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1227         when the structure size is not a power of 2.
1228
1229 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
1230
1231         * doc/install.texi: Add doc for --enable-checking=df.
1232         
1233 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1234
1235         PR rtl-optimization/34808
1236         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1237
1238 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1239
1240         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1241         input.
1242
1243 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
1244
1245         PR rtl-optimization/26854
1246         PR rtl-optimization/34400
1247         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1248         DF_RD->gen.
1249         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1250         (df_rd_bb_info.expanded_lr_out): New.
1251         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1252         * loop_iv.c (iv_analysis_loop_init): Ditto.
1253         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1254         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1255         Added code to allocate, initialize or free expanded_lr_out.
1256         (df_rd_bb_local_compute_process_def): Restructured to make
1257         more understandable.
1258         (df_rd_confluence_n): Add code to do nothing with fake edges and
1259         code to no apply invalidate_by_call sets if the sets are being trimmed.
1260         (df_lr_local_finalize): Renamed to df_lr_finalize.
1261         (df_live_local_finalize): Renamed to df_live_finalize.
1262
1263 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
1264
1265         PR target/34831
1266         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1267         deciding whether to use reciprocal instructions.
1268
1269 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
1270
1271         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1272         dwarf2out_note_section_used if cold_text_section is NULL.
1273
1274 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
1275
1276         PR gcov-profile/34610
1277         * tree-cfg.c (make_edges): Mark both outgoing edges from
1278         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1279         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1280         from OMP_FOR and OMP_CONTINUE outgoing edges.
1281
1282         * tree-profile.c (tree_profiling): Return early if
1283         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
1284         at the end.
1285         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1286         from cfun to child_cfun.
1287         * function.h (struct function): Add after_tree_profile bit.
1288
1289 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1290
1291         * config/avr/avr.S (_exit): Disable interrupt.
1292
1293 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
1294             Steven Bosscher  <stevenb.gcc@gmail.com>
1295
1296         PR rtl-optimization/26854
1297         PR rtl-optimization/34400
1298         * df-problems.c (df_live_scratch): New scratch bitmap.
1299         (df_live_alloc): Allocate df_live_scratch when doing df_live.
1300         (df_live_reset): Clear the proper bitmaps.
1301         (df_live_bb_local_compute): Only process the artificial defs once
1302         since the order is not important.
1303         (df_live_init): Init the df_live sets only with the variables
1304         found live by df_lr.
1305         (df_live_transfer_function): Use the df_lr sets to prune the
1306         df_live sets as they are being computed.  
1307         (df_live_free): Free df_live_scratch.
1308
1309 2008-01-18  Ian Lance Taylor  <iant@google.com>
1310
1311         * common.opt: Add fmerge-debug-strings.
1312         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1313         flag_merge_debug_strings rather than flag_merge_constants.
1314         * doc/invoke.texi (Option Summary): Mention
1315         -fmerge-debug-strings.
1316         (Debugging Options): Document -fmerge-debug-strings.
1317
1318 2008-01-18  Ian Lance Taylor  <iant@google.com>
1319
1320         PR c++/33407
1321         * tree.h (DECL_IS_OPERATOR_NEW): Define.
1322         (struct tree_function_decl): Add new field operator_new_flag.
1323         * tree-inline.c (expand_call_inline): When inlining a call to
1324         operator new, force the return value to go into a variable, and
1325         set DECL_NO_TBAA_P on that variable.
1326         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1327
1328 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
1329
1330         PR debug/34484
1331         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1332         DWARF2_DEBUGGING_INFO.
1333         (dwarf2out_note_section_used): Ditto.  Add prototype.
1334         (have_multiple_function_sections, text_section_used,
1335         cold_text_section_used, *cold_text_sections): Move declarations
1336         before their uses.
1337
1338 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
1339
1340         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1341         field and add signal_ra.
1342         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1343         assignments to frame state pc.  Move end of stack check after
1344         MD_FALLBACK_FRAME_STATE_FOR.
1345         (uw_update_context_1): Use frame state signal_regs if set, instead
1346         of checking signal_frame flag.
1347         (uw_update_context): Use frame state signal_ra if set.
1348         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1349         * config/xtensa/linux-unwind.h: New file.
1350
1351 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
1352
1353         * modulo-sched.c (get_sched_window): Fix comment typo.
1354
1355 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
1356
1357         PR tree-optimization/34648
1358         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1359
1360 2008-01-17  Anatoly Sokolov <aesok@post.ru>
1361
1362         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1363         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1364
1365 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
1366
1367         PR rtl-optimization/34400
1368         * df-core.c (df_worklist_dataflow_overeager,
1369         df_worklist_dataflow_doublequeue): New functions.
1370         (df_worklist_dataflow): Two different worklist solvers.
1371         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1372         New param.
1373
1374 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1375
1376         PR testsuite/34821
1377         * doc/invoke.texi: Document the dependence on pthread for fopenmp
1378         and ftree-parallelize-loops.
1379
1380 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
1381
1382         PR rtl-optimization/34826
1383         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1384
1385 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
1386
1387         * global.c (find_reg): Mark the eh regs as used if necessary.
1388         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1389         * ra.h (struct allocno): no_eh_reg field added.  Changed
1390         no_stack_reg type to bitfield.
1391
1392 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
1393
1394         * tree.c (substitute_in_expr): Add missing 'break'.
1395
1396 2008-01-17  Richard Guenther  <rguenther@suse.de>
1397
1398         PR tree-optimization/34825
1399         * tree-ssa-math-opts.c (is_division_by): Do not recognize
1400         x / x as division to handle.
1401
1402 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1403
1404         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1405         "-pthread" is specified.
1406         * pa-hpux11.h (LIB_SPEC): Likewise.
1407
1408 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
1409             Peter Bergner  <bergner@vnet.ibm.com>
1410
1411         PR rtl-optimization/33796
1412         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1413
1414 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1415
1416         PR libgfortran/34699
1417         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1418         static links.
1419         * pa-hpux10.h (LINK_SPEC): Likewise.
1420         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1421
1422 2008-01-16  Richard Guenther  <rguenther@suse.de>
1423
1424         PR middle-end/32628
1425         * fold-const.c (fold_convert_const_int_from_int): Do not
1426         set overflow if that occured only because of a sign extension
1427         change when converting from/to a sizetype with the same
1428         precision and signedness.
1429
1430 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1431
1432         PR debug/34249
1433         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1434         location address to the correct place.  Update copyright year.
1435
1436 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1437
1438         * lambda-code.c (lambda_transform_legal_p): Handle the case of
1439         no dependences in the dependence_relations vector.
1440
1441 2008-01-16  Jan Hubicka  <jh@suse.cz>
1442
1443         PR rtl-optimization/31396
1444         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1445         * cfg.c (dump_reg_info): Print it.
1446         * regs.h (struct reg_info_t): add freq_calls_crossed.
1447         (REG_FREQ_CALLS_CROSSED): New macro.
1448         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1449         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1450         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1451         regmove_optimize): Update call crossed frequencies.
1452         * local-alloc.c (struct qty): Add freq_calls_crossed.
1453         (alloc_qty): Copute freq_calls_crossed.
1454         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1455         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1456         * ra.h (struct allocno): Add freq_calls_crossed.
1457
1458 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1459
1460         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1461         libgomp when compiling with ftree-parallelize-loops.
1462         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1463
1464 2008-01-16  Richard Guenther  <rguenther@suse.de>
1465
1466         PR tree-optimization/34769
1467         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1468         * tree.c (int_cst_value): Instead make this function more
1469         permissive in what it accepts as valid input.  Document this
1470         function always sign-extends the value.
1471
1472 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
1473             Richard Guenther  <rguenther@suse.de>
1474
1475         PR c/34668
1476         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1477         (gimple_fold_indirect_ref_rhs): ... this.
1478         (gimple_fold_indirect_ref): New function with foldings
1479         that preserve lvalueness.
1480         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1481         * tree-flow.h (gimple_fold_indirect_ref): Declare.
1482         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1483         to fold an INDIRECT_REF, fall back to the old use of
1484         fold_indirect_ref_1.
1485
1486 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
1487
1488         * tree-data-ref.c (subscript_dependence_tester_1): Call 
1489         free_conflict_function.
1490         (compute_self_dependence): Same.
1491
1492 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
1493
1494         PR debug/34249
1495         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1496         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
1497         function global.
1498         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1499         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1500         for DWARF2_UNWIND_INFO targets.
1501
1502 2008-01-16  Richard Guenther  <rguenther@suse.de>
1503
1504         PR c/34768
1505         * c-typeck.c (common_pointer_type): Do not merge inconsistent
1506         type qualifiers for function types.
1507
1508 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1509
1510         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1511         loop_iterator li from previous commit.
1512
1513 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
1514
1515         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1516
1517 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
1518
1519         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1520         (parallelize_loops): Don't parallelize irreducible components.
1521
1522 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1523
1524         PR c++/24924
1525         * c-opts (c_common_post_options): Do not enable CPP
1526         flag_pedantic_errors by default.
1527         
1528 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
1529
1530         PR rtl-optimization/31944
1531         * cse.c (remove_pseudo_from_table): New function.
1532         (merge_equiv_classes): Use above function to remove pseudo-registers.
1533         (invalidate): Likewise.
1534
1535 2008-01-13  Richard Guenther  <rguenther@suse.de>
1536
1537         PR middle-end/34601
1538         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1539         instead of TYPE_MODE to deal with calls from expand_one_error_var.
1540
1541 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
1542
1543         * gcse.c (cprop_jump): Call validate_unshare_change instead of
1544         validate_change to unshare the source of the PC set.
1545
1546 2008-01-12  Jan Hubicka  <jh@suse.cz>
1547
1548         PR middle-end/32135
1549         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1550         references above array bounds.  This might trigger bounds checks for
1551         pointers to arrays.
1552
1553 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
1554
1555         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1556         new_replaceable_dependencies.
1557
1558 2008-01-12  Doug Kwan  <dougkwan@google.com>
1559
1560         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1561         instead of OPT_Wreturn_type in warning due to ignored return type
1562         qualifiers.
1563         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1564         options included in -Wextra.
1565         * c.opt: New option -Wignored_qualifiers.
1566         * doc/invoke.texi (Warning Options, -Wextra): Add new option
1567         -Wignore_qualifiers.
1568         (-Wignored-qualifiers): Document.
1569         (-Wreturn-type): Remove description of functionality now handled
1570         by -Wignored-qualifiers.
1571
1572 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
1573
1574         PR ada/33788
1575         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1576         NOP_EXPR if it is between integral types with the same precision.
1577
1578 2008-01-12  Jan Hubicka  <jh@suse.cz>
1579
1580         PR other/28023
1581         * invoke.texi (max-inline-recursive-depth): Fix default value.
1582
1583 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
1584
1585         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1586         correct type.
1587
1588 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
1589         
1590         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1591         
1592 2008-01-11  James E. Wilson  <wilson@specifix.com>
1593
1594         PR target/26015
1595         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1596
1597 2008-01-11  Anatoly Sokolov <aesok@post.ru>
1598
1599         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't 
1600         save/restore frame pointer register and don't use 'call-prologues' 
1601         optimization in function with "OS_task" attribute.
1602
1603 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1604
1605         PR middle-end/31309
1606         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1607         when copying to memory.
1608
1609 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
1610
1611         PR rtl-optimization/30905
1612         * cfgcleanup.c: Include dce.h
1613         (crossjumps_occured): New global variable.
1614         (try_crossjump_bb): Exit loop after finding a fallthru edge.
1615         If something changed, set crossjumps_occured to true.
1616         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1617         Don't add/remove fake edges to exit here...
1618         (cleanup_cfg): ...but do it here, when crossjumping.
1619         Run a fast DCE when successful crossjumps occured in the latest
1620         iteration of try_optimize_cfg.
1621
1622 2008-01-11  Richard Guenther  <rguenther@suse.de>
1623
1624         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1625         (struct vn_unary_op_s): Likewise.
1626         (vn_reference_insert): Free old reference on hash collision.
1627
1628 2008-01-10  Raksit Ashok  <raksit@google.com>
1629
1630         PR rtl-optimization/27971
1631         * combine.c (find_split_point): Split PLUS expressions which are
1632         inside a MEM rtx, and whose first operand is complex.
1633
1634 2008-01-10  DJ Delorie  <dj@redhat.com>
1635
1636         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1637         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1638         (m32c_hard_regno_ok): Call the underlying function.
1639
1640 2008-01-10  Richard Guenther  <rguenther@suse.de>
1641
1642         PR middle-end/34683
1643         * tree-cfg.c (tree_merge_blocks): Do not go through the
1644         full-blown folding and stmt updating path if we just deal
1645         with virtual operands.
1646         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
1647         test for abnormal SSA_NAMEs.
1648
1649 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
1650
1651         PR middle-end/34641
1652         * reload.c (push_reload): Add assertions.  All constants from
1653         reg_equiv_constant should have been used for replacing the respective
1654         pseudo earlier.
1655         (find_reloads_address): Invoke find_reloads_address_part for
1656         constant taken from the reg_equiv_constant array.
1657
1658 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
1659
1660         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
1661         field (valnum) the first in the struct.  Replace bools with
1662         unit bit fields.
1663
1664 2008-01-10  Richard Guenther  <rguenther@suse.de>
1665
1666         PR tree-optimization/34651
1667         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
1668         types and ordering for masking and converting.
1669
1670 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
1671
1672         PR tree-optimization/34017
1673         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
1674         also for PHI_NODE expressions.
1675
1676 2008-01-09  Jan Hubicka  <jh@suse.cz>
1677
1678         PR tree-optimization/34708
1679         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
1680         based on number of case labels.
1681         (init_inline_once): Remove switch_cost.
1682         * tree-inline.h (eni_weights_d): Remove switch_cost.
1683
1684 2008-01-09  Richard Guenther  <rguenther@suse.de>
1685         Andrew Pinski  <andrew_pinski@playstation.sony.com>
1686
1687         PR middle-end/30132
1688         * gimplify.c (gimplify_cond_expr): Do not create an addressable
1689         temporary if an rvalue is ok or an lvalue is not required.
1690
1691 2008-01-09  Richard Guenther  <rguenther@suse.de>
1692
1693         PR middle-end/34458
1694         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
1695         adjust return type.
1696
1697 2008-01-09  Richard Guenther  <rguenther@suse.de>
1698
1699         PR middle-end/34679
1700         * tree.c (host_integerp): Check for sizetype only if the
1701         type is an integer type.
1702
1703 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
1704
1705         PR debug/26364
1706         * opts.c (decode_options): Disable inlining of functions called
1707         once if not in unit-at-a-time mode.
1708
1709 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
1710
1711         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
1712
1713 2008-01-08  Richard Guenther  <rguenther@suse.de>
1714
1715         PR middle-end/31863
1716         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
1717         out early if the result will be unused.
1718
1719 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
1720
1721         PR target/34709
1722         Revert:
1723
1724         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
1725         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1726         for TARGET_RECIP.       
1727         
1728 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
1729         
1730         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
1731         for vectorization tuned.
1732         
1733 2008-01-08  Richard Guenther  <rguenther@suse.de>
1734
1735         PR tree-optimization/34683
1736         * tree-ssa-operands.c (operand_build_cmp): Export.
1737         * tree-ssa-operands.h (operand_build_cmp): Declare.
1738         * tree-vn.c (vuses_compare): Remove.
1739         (sort_vuses): Use operand_build_cmp.
1740         (sort_vuses_heap): Likewise.
1741         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
1742         to re-use old VEC if available.  Do not sort already sorted VUSEs.
1743         (vdefs_to_vec): Do not sort already sorted VDEFs.
1744
1745 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
1746
1747         PR middle-end/34694
1748         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
1749
1750 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
1751
1752         PR target/34702
1753         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
1754         limitations of reciprocal sequences on x86 targets.
1755
1756 2008-01-08  Richard Guenther  <rguenther@suse.de>
1757
1758         PR tree-optimization/34683
1759         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
1760
1761 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
1762
1763         PR target/34622
1764         * config/darwin.c (darwin_mergeable_string_section): Don't use
1765         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
1766
1767 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
1768
1769         PR target/34682
1770         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
1771         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
1772         predicates of op0 and op1 to register_operand.
1773         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
1774         expander using X87MODEF mode iterator.  Change predicates of
1775         op0 and op1 to register_operand.
1776         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
1777         corresponding patterns and macroize using MODEF macro.  Change
1778         predicates of op0 and op1 to register_operand and remove
1779         "m" constraint. Disparage "r" alternative with "!".
1780         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
1781         macroize using X87MODEF macro.  Change predicates of op0 and op1
1782         to register_operand and remove "m" constraint.  Disparage "r"
1783         alternative with "!".
1784         (absneg splitter with memory operands): Remove.
1785         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
1786         patterns and macroize using X87MODEF mode iterator.
1787         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
1788         Change predicate of op1 to register_operand.
1789         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
1790         for memory operands.
1791
1792 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
1793
1794         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
1795
1796 2008-01-07  Richard Guenther  <rguenther@suse.de>
1797
1798         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
1799         fields.
1800
1801 2008-01-07  Richard Guenther  <rguenther@suse.de>
1802
1803         PR tree-optimization/34683
1804         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
1805         VOPs of the needed size to save memory.  Use VEC_quick_push
1806         to save compile-time.
1807         (vdefs_to_vec): Likewise.
1808
1809 2008-01-07  Sa Liu  <saliu@de.ibm.com>
1810
1811         * config/spu/spu.md (divdf3): Genetate inline code for double
1812         division.  The implementation doesn't handle INF or NAN, therefore it
1813         only applies when -ffinite-math-only is given.
1814
1815 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
1816
1817         PR libstdc++/34680
1818         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
1819         * doc/cpp.texi ([Common Predefined Macros]): Document.
1820
1821 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
1822
1823         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
1824         order to use commutative addition instead of subtraction.
1825
1826 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1827             Mircea Namolaru  <namolaru@il.ibm.com>
1828             Vladimir Yanovsky  <yanov@il.ibm.com>
1829             Revital Eres  <eres@il.ibm.com>
1830
1831         PR tree-optimization/34263
1832         * tree-outof-ssa.c (process_single_block_loop_latch,
1833         contains_tree_r): New functions.
1834         (analyze_edges_for_bb): Call process_single_block_loop_latch
1835         function to empty single-basic-block latch block if possible.
1836
1837 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
1838
1839         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
1840         for TARGET_RECIP.
1841         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
1842
1843 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
1844
1845         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
1846
1847 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
1848
1849         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
1850
1851 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
1852
1853         PR tree-optimization/34618
1854         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
1855         flag from T.
1856
1857 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
1858
1859         PR target/34673
1860         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
1861         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
1862         Update copyright year.
1863
1864         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
1865         Update copyright year.
1866         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
1867         using NR fixup.
1868
1869 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
1870
1871         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
1872         edge does not point to current bb before changing need_assert.
1873
1874 2008-01-04  Richard Guenther  <rguenther@suse.de>
1875
1876         PR middle-end/34029
1877         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
1878         for verifying purposes if they are is_gimple_min_invariant.
1879
1880 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
1881
1882         PR tree-optimization/34448
1883         PR tree-optimization/34465
1884         * gimplify.c (gimplify_init_constructor): Add new parameter
1885         notify_temp_creation.  Use it.
1886         (gimplify_modify_expr_rhs): Take volatiles into account when
1887         optimizing constructors.
1888         Do not optimize constructors if gimplify_init_constructor will dump to
1889         memory.
1890         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
1891         * gcc.c-torture/compile/pr34448.c: New.
1892
1893 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
1894
1895         PR gcov-profile/34609
1896         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
1897         return_slot if result is TREE_ADDRESSABLE.
1898
1899 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
1900
1901         * config/mips/mips.md (sqrt_condition): Tweak comment.
1902         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
1903
1904 2008-01-03  Tom Tromey  <tromey@redhat.com>
1905
1906         PR c/34457
1907         * c-common.c (c_type_hash): Handle VLAs.
1908
1909 2008-01-03  Jan Hubicka  <jh@suse.cz>
1910
1911         PR tree-optimization/31081
1912         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
1913         0 when inlining and not inlining to first basic block.
1914         (remap_decl): When var is initialized to 0, don't set default_def.
1915         (expand_call_inline): Set entry_bb.
1916         * tree-inline.h (copy_body_data): Add entry_bb.
1917
1918 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
1919
1920         PR c++/34619
1921         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
1922         before returning.
1923
1924         PR tree-optimization/29484
1925         * tree-inline.c (inline_forbidden_p_2): New function.
1926         (inline_forbidden_p): Disallow inlining if some static var
1927         has an address of a local LABEL_DECL in its initializer.
1928         * doc/extend.texi (Labels as Values): Document &&foo behaviour
1929         vs. inlining.
1930
1931 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
1932
1933         PR tree-optimization/34635
1934         * tree-data-ref.c (add_other_self_distances): Make sure that the
1935         evolution step is constant.
1936
1937 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
1938
1939         PR middle-end/34608
1940         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
1941
1942 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
1943
1944         * tree-sra.c (scalarize_init): Insert the generate_element_init
1945         statements after the generate_element_zero statements.
1946
1947 2008-01-02  Richard Guenther  <rguenther@suse.de>
1948
1949         PR middle-end/34093
1950         PR middle-end/31976
1951         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
1952         for very large number of operands instead of ICEing.
1953
1954 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
1955
1956         PR target/34013
1957         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
1958         while stack probing.
1959
1960 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
1961
1962         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
1963         in C++0x mode.
1964
1965 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
1966
1967         PR libmudflap/26442
1968         * tree-mudflap.c (mx_register_decls): Guard warning by
1969         !DECL_ARTIFICIAL check.
1970
1971 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
1972
1973         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
1974         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
1975         sse5_perm<mode>): Fix constraints.