1 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5 * config/darwin-ppc-ldouble-patch.def: New file.
6 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8 SUBTARGET_INIT_BUILTINS if defined.
9 * config/darwin.c (darwin_patch_builtin,
10 darwin_patch_builtins): New functions.
12 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22 file" warning condtional on -Winvalid-PCH.
24 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
28 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
33 prevent reload from using MMX registers.
34 (*mov<mode>_internal): Ditto.
35 (*movv2sf_internal_rex64): Ditto.
36 (*movv2sf_internal): Ditto.
38 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
40 PR documentation/31569
41 * doc/install.texi2html: Use makeinfo --no-number-sections.
43 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
45 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
46 ensure that we can address an entire entity > 8 bytes. Don't
47 generate reg+reg addressing for such data.
49 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
51 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
52 strings when optimizing for size, unless the target cares about
55 2008-02-22 Tom Tromey <tromey@redhat.com>
57 * regclass.c (current_pass): Remove declaration.
59 2008-02-22 Anatoly Sokolov <aesok@post.ru>
61 * config/avr/libgcc.S (__RAMPZ__): Define.
62 (__do_copy_data): Add for devices with 128KB code memory.
64 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
66 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
68 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
70 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
72 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
75 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
78 * c-typeck.c (build_binary_op): Warn about floating point
79 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
81 2008-02-21 Janis Johnson <janis187@us.ibm.com>
84 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
85 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
87 (rs6000_override_options): Set altivec_abi as default, not override,
88 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
89 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
90 is used; use new member spe_abi.
91 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
92 spe_abi and altivec_abi.
94 2008-02-22 Tomas Bily <tbily@suse.cz>
96 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
98 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * config.build (build_file_translate): Set to `CMD //c' only if
103 * Makefile.in (build_file_translate): Improve comment.
105 2008-02-21 Jan Hubicka <jh@suse.cz>
107 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
108 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
109 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
111 2008-02-21 Michael Matz <matz@suse.de>
114 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
116 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
119 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
121 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
122 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
123 SSE_VEC_FLOAT_MODE_P as insn constraint.
124 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
125 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
126 sse4a_movntdf using MODEF mode iterator.
127 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
128 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
129 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
130 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
131 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
132 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
133 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
135 2008-02-21 Richard Guenther <rguenther@suse.de>
137 * tree.def (PAREN_EXPR): New tree code.
138 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
140 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
141 * expr.c (expand_expr_real_1): Likewise.
142 * tree-inline.c (estimate_num_insns_1): Likewise.
143 * tree-complex.c (expand_complex_move): Likewise.
144 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
147 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
150 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
152 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
155 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
157 * config/sh/sh.c (find_barrier): Don't go past
158 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
160 2008-02-20 DJ Delorie <dj@redhat.com>
162 * config/h8300/h8300.md (insv): Force source operand to be a register.
164 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
165 as a jump, not as a plain insn.
167 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
169 * doc/invoke.texi (Warning Options): Add new option
170 -Wframe-larger-than=.
171 (-Wframe-larger-than): Document.
173 * flags.h (warn_frame_larger_than, frame_larger_than_size):
174 Add declarations for new option variables.
176 * final.c (final_start_function): Check the frame size
177 before emission and issue a Wframe-larger-than warning.
179 * opts.c (warn_frame_larger_than, frame_larger_than_size):
180 Add definitions for new option variables.
181 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
183 * common.opt (Wframe-larger-than=): New option.
185 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
188 (<sse>_div<mode>3): Ditto.
189 (<sse>_vmdiv<mode>3): Ditto.
190 (<sse>_vmsqrt<mode>2): Ditto.
191 (*smax<mode>3): Ditto.
192 (sse5_frcz<mode>2): Ditto.
193 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
196 2008-02-20 Richard Guenther <rguenther@suse.de>
199 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
200 be happy with INTEGRAL_TYPE_P.
202 2008-02-20 Richard Guenther <rguenther@suse.de>
204 * fold-const.c (split_tree): Associate floatig-point expressions
205 if flag_associative_math is set.
207 2008-02-20 Richard Guenther <rguenther@suse.de>
209 * tree.h (fold_real_zero_addition_p): Declare.
210 * fold-const.c (fold_real_zero_addition_p): Export.
211 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
212 floating-point operations with zero and one.
214 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
216 * doc/install.texi: Correct references to CFLAGS, replacing them
217 with BOOT_CFLAGS. Document flags used during bootstrap for
220 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
222 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
223 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
224 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
226 (smin<mode>3): Ditto from similar patterns.
227 (smax<mode>3): Ditto.
228 (*ieee_smin<mode>3): Ditto.
229 (*ieee_smax<mode>3): Ditto.
230 * config/i386/sse.md (sse): New mode attribute.
231 (mov<mode>): Macroize expander from movv4sf and movv2df using
232 SSEMODEF2P mode iterator.
233 (<sse>_movnt<mode>): Ditto from similar patterns. Use
234 SSE_VEC_FLOAT_MODE_P as insn constraint.
235 (storent<mode>): Ditto.
236 (storent<mode>): Macroize expander from storentsf and storentdf using
238 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
239 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
240 (abs<mode>2): Ditto from similar patterns.
241 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
242 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
243 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
244 (<sse>_vmsqrt<mode>2): Ditto.
245 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
246 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
247 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
248 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
249 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
250 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
251 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
253 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
254 iterator and SSE_FLOAT_MODE_P as insn constraint.
255 (<sse>_ucomi): Ditto from similar patterns.
256 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
257 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
258 SSE_VEC_FLOAT_MODE_P as insn constraint.
259 (vcond<mode>): Ditto from similar patterns.
260 (and<mode>3, *and<mode>3): Ditto.
261 (<sse>_nand<mode>3): Ditto.
262 (ior<mode>3, *ior<mode>3): Ditto.
263 (xor<mode>3, *xor<mode>3): Ditto.
264 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
265 iterator and SSE_FLOAT_MODE_P as insn constraint.
266 (*nand<mode>3): Ditto from similar patterns.
267 (*ior<mode>3): Ditto.
268 (*xor<mode>3): Ditto.
270 2008-02-20 Ira Rosen <irar@il.ibm.com>
272 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
273 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
274 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
276 2008-02-19 Jan Hubicka <jh@suse.cz>
278 * predict.c (tree_bb_level_predictions): Remove variable next
279 mistakely introduced by previous commit.
281 2008-02-19 Jan Hubicka <jh@suse.cz>
283 * predict.c (predict_paths_leading_to): Rewrite.
284 (predict_paths_for_bb): New.
285 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
287 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
290 * Makefile.in (build_file_translate): New.
291 (gcc-vers.texi): Use it for translating $(abs_srcdir).
292 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
293 * configure.ac (build_file_translate): Substitute it.
294 * configure: Regenerate.
296 2008-02-19 Jan Hubicka <jh@suse.cz>
298 PR rtl-optimization/34408
299 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
302 2008-02-19 Jan Hubicka <jh@suse.cz>
305 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
308 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
311 * config/i386/i386-modes.def: Revert the last DI alignment
312 change until Ada people can look into it.
314 2008-02-19 Nick Clifton <nickc@redhat.com>
316 * opts.c (print_specific_help): Fix typo in --help text.
318 2008-02-19 Jakub Jelinek <jakub@redhat.com>
321 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
322 32-bit inline asm without asm alternatives for host GCC < 3.0.
324 2008-02-19 Richard Guenther <rguenther@suse.de>
326 PR tree-optimization/34989
327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
328 Allow propagation to INDIRECT_REF if we can simplify only.
330 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
332 * c-common.c (warn_for_collisions_1): Use appropriate option when
335 2008-02-19 Nick Clifton <nickc@redhat.com>
338 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
339 (handle_options): Fix indentation.
340 (print_filtered_help): If no language-specific options were
341 displayed tell the user how to list all the options supported by
342 the language's front-end.
343 (print_specific_help): Fix indentation and remove duplicate line.
344 (common_handle_option): Handle the -v option.
345 For --help enable the display of undocumented options if the -v
346 switch has been included on the command line.
347 For --help= check for overlaps in the arguments between the option
348 classes and the language names and issue a warning when they
349 cannot be disambiguated.
350 * c.opt (v): Pass on to the common option handler.
352 2008-02-19 Revital Eres <eres@il.ibm.com>
354 * modulo-sched.c (sms_schedule): Change dump message when
355 create_ddg function fails.
356 (try_scheduling_node_in_cycle): Rename row to cycle.
357 (print_partial_schedule): Rename CYCLE to ROW.
359 2008-02-19 Christian Bruel <christian.bruel@st.com>
360 Zdenek Dvorak <ook@ucw.cz>
362 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
364 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
368 (*x86_movdicc_0_m1_se): Ditto.
370 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
373 (CMPtype): Define as __gcc_CMPtype.
374 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
375 (CMPtype): Define as __gcc_CMPtype.
377 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
379 Support valgrind 3.3 for --enable-checking=valgrind.
380 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
382 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
383 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
384 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
385 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
386 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
387 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
388 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
390 * ggc-zone.c: Similar.
391 * ggc-page.c: Similar.
393 2008-02-19 Paul Brook <paul@codesourcery.com>
396 * config/arm/ieee754-df.S: Fix do_it typo.
397 * config/arm/ieee754-sf.S: Fix do_it typo.
399 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
402 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
403 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
404 (OPTION_MASK_ISA_SSE_SET): Likewise.
405 (OPTION_MASK_ISA_SSE2_SET): Likewise.
406 (OPTION_MASK_ISA_SSE3_SET): Likewise.
407 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
408 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
409 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
410 (OPTION_MASK_ISA_SSE4_SET): Likewise.
411 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
412 (OPTION_MASK_ISA_SSE5_SET): Likewise.
413 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
414 (OPTION_MASK_ISA_MMX_UNSET): Updated.
415 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
416 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
417 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
418 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
419 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
420 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
421 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
422 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
423 (OPTION_MASK_ISA_SSE4): Removed.
424 (ix86_handle_option): Turn on bits in ix86_isa_flags and
425 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
427 (override_options): Don't turn on implied SSE/MMX bits in
430 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
432 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
435 2008-02-18 Joey Ye <joey.ye@intel.com>
438 * tree-nested.c (insert_field_into_struct): Set type alignment
439 to field alignment if the former is less than the latter.
441 2008-02-18 Jakub Jelinek <jakub@redhat.com>
443 * BASE-VER: Set to 4.4.0.
445 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
447 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
448 * doc/cfg.texi: Likewise.
449 * doc/extend.texi: Likewise.
450 * doc/gty.texi: Likewise.
451 * doc/invoke.texi: Likewise.
452 * doc/loop.texi: Likewise.
453 * doc/md.texi: Likewise.
454 * doc/passes.texi: Likewise.
455 * doc/rtl.texi: Likewise.
456 * doc/sourcebuild.texi: Likewise.
457 * doc/tm.texi: Likewise.
458 * doc/tree-ssa.texi: Likewise.
460 2008-02-17 Richard Guenther <rguenther@suse.de>
463 * tree-complex.c (init_parameter_lattice_values): Handle parameters
464 without default definition.
466 2008-02-17 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/35231
469 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
472 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
476 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
477 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
478 libgcc_cmp_return mode.
480 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
483 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
485 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
487 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
490 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
492 * doc/c-tree.texi: Use `@.' where appropriate.
493 * doc/extend.texi: Likewise.
494 * doc/install.texi: Likewise.
495 * doc/invoke.texi: Likewise.
496 * doc/loop.texi: Likewise.
497 * doc/makefile.texi: Likewise.
498 * doc/md.texi: Likewise.
499 * doc/passes.texi: Likewise.
500 * doc/standards.texi: Likewise.
501 * doc/tm.texi: Likewise.
503 2008-02-15 Jakub Jelinek <jakub@redhat.com>
506 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
508 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
509 rather than in entry_bb.
511 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
513 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
514 libgcc_cmp_return mode.
516 2008-02-15 Jakub Jelinek <jakub@redhat.com>
519 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
520 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
522 2008-02-15 Richard Guenther <rguenther@suse.de>
523 Zdenek Dvorak <ook@ucw.cz>
525 PR tree-optimization/35164
526 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
527 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
528 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
529 Only propagate addresses which do not have abnormal SSA_NAMEs
532 2008-02-15 Joseph Myers <joseph@codesourcery.com>
535 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
537 2008-02-15 Jan Hubicka <jh@suse.cz>
540 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
542 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
545 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
546 when calculating alignment_pad.
548 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
551 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
552 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
553 and STACK_BOUNDARY define.
555 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
557 PR preprocessor/35061
558 * c-pragma.c (handle_pragma_pop_macro): Check that
559 pushed_macro_table has been allocated.
561 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
564 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
565 (force_gimple_operand): Likewise.
566 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
567 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
568 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
569 (find_interesting_uses_address): Check addressability and alignment
570 of the base expression only after substituting bases of IVs into it.
572 2008-02-14 Michael Matz <matz@suse.de>
575 * function.c (instantiate_virtual_regs_in_insn): Reload address
576 before falling back to reloading the whole operand.
578 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
580 * config/s390/s390.c (s390_mainpool_start): Emit the pool
581 before the first section switch note.
583 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
585 * doc/bugreport.texi: Update copyright years.
586 * doc/c-tree.texi: Likewise.
587 * doc/cfg.texi: Likewise.
588 * doc/cpp.texi: Likewise.
589 * doc/cppinternals.texi: Likewise.
590 * doc/fragments.texi: Likewise.
591 * doc/frontends.texi: Likewise.
592 * doc/gcc.texi: Likewise.
593 * doc/gty.texi: Likewise.
594 * doc/hostconfig.texi: Likewise.
595 * doc/implement-c.texi: Likewise.
596 * doc/libgcc.texi: Likewise.
597 * doc/loop.texi: Likewise.
598 * doc/makefile.texi: Likewise.
599 * doc/options.texi: Likewise.
600 * doc/passes.texi: Likewise.
601 * doc/rtl.texi: Likewise.
602 * doc/sourcebuild.texi: Likewise.
603 * doc/standards.texi: Likewise.
604 * doc/tree-ssa.texi: Likewise.
605 * doc/trouble.texi: Likewise.
607 * doc/extend.texi: Use @: or add comma where appropriate.
608 * doc/invoke.texi: Likewise.
609 * doc/tm.texi: Likewise.
611 2008-02-14 Alan Modra <amodra@bigpond.net.au>
614 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
617 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
619 * doc/md.texi (clz, ctz): Add reference.
620 * doc/rtl.texi (clz, ctz): Likewise.
622 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
625 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
628 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
630 * config/s390/s390.c (struct constant_pool): New field
631 emit_pool_after added.
632 (s390_mainpool_start): Set the emit_pool_after flag according
633 to the section switch notes.
634 (s390_mainpool_finish): Consider emit_pool_after when emitting
635 the literal pool at the end of the function.
636 (s390_chunkify_start): Force literal pool splits at section
639 2008-02-13 Michael Matz <matz@suse.de>
642 * var-tracking.c (clobber_variable_part): Correctly traverse the
645 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
648 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
649 Add -fdump-ipa-inline.
650 * tree-dump.c (dump_files): Remove tree-inlined dump.
651 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
653 2008-02-12 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/35171
656 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
659 2008-02-12 Richard Guenther <rguenther@suse.de>
662 * fold-const.c (fold_widened_comparison): Use get_unwidened in
663 value-preserving mode. Disallow final truncation.
665 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
668 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
670 (force_gimple_operand): ...here.
672 2008-02-12 Jakub Jelinek <jakub@redhat.com>
675 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
676 non-compatible pointers.
677 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
678 different FIELD_DECLs, try harder by comparing field offsets, sizes
682 * function.c (match_asm_constraints_1): Don't replace the same input
685 2008-02-12 Anatoly Sokolov <aesok@post.ru>
687 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
688 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
689 (expand_epilogue): Restore RAMPZ register.
690 * config/avr/avr.md (RAMPZ_ADDR): New constant.
692 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
694 * config/i386/cygwin.asm: (__alloca): Correct calling
695 convention and alignment.
696 (__chkstk): Force 8 byte stack alignment.
698 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
699 Richard Guenther <rguenther@suse.de>
701 PR tree-optimization/33992
702 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
703 the zero we compare against.
705 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
708 * gthr-win32.h (__gthread_mutex_destroy_function): New function
709 to CloseHandle after unlocking to prevent accumulation of handle
712 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
715 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
716 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
717 and update LABEL_NUSES during and after reload.
719 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
722 * combine.c (simplify_if_then_else): Make sure the comparison is
723 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
725 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
728 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
729 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
730 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
731 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
732 * tree.h (get_type_static_bounds): Likewise.
734 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
736 * doc/invoke.texi (Option Summary, C++ Dialect Options)
737 (Objective-C and Objective-C++ Dialect Options, Warning Options):
738 Make -Wfoo language annotations match what the compiler outputs.
740 2008-02-08 Sa Liu <saliu@de.ibm.com>
742 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
743 intrinsics spu_convts, spu_convtu, spu_convtf.
744 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
746 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
748 * doc/extend.texi (Function Attributes) <noinline>: Mention
749 asm ("") as method to keep calls.
751 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
754 * doc/options.texi (Options): Replace references to opts.sh with
756 * opts-common.c: Likewise.
757 * optc-gen.awk: Likewise.
759 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
761 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
763 2008-02-07 Richard Henderson <rth@redhat.com>
766 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
767 EXPR_LIST for the REG_EQUAL instead of a comparison with a
770 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
772 PR tree-optimization/35085
773 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
774 for operand entry oe2 in addition to operand entry oe3 in order to
775 expose more opportunities for vectorizer sum reduction.
777 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
780 * Makefile.in (LIBS): Remove $(GMPLIBS).
781 (cc1-dummy, cc1): Add $(GMPLIBS).
783 2008-02-06 Jan Hubicka <jh@suse.cz>
786 * i386.md (moddf_integer): Do not produce partial memory stalls for
787 targets where it hurts.
789 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
792 * optabs.c (expand_float): Do not check for decimal modes when
793 expanding unsigned integer through signed conversion.
795 2008-02-06 Nick Clifton <nickc@redhat.com>
797 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
798 inside the clobber with a match_operand and duplicated operand
799 number in the constraint.
800 (ineqbranchsi): Delete redundant comment.
802 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
804 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
805 builtin_define ("__USE_INIT_FINI__").
806 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
808 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
810 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
812 PR documentation/30330
813 * doc/invoke.texi (C++ Dialect Options)
814 (Objective-C and Objective-C++ Dialect Options, Warning Options):
815 For each warning option -Wfoo that allows -Wno-foo, ensure both
816 -Wfoo and -Wno-foo are listed in the option index. Fix index
817 entry of -Wswitch-default, index -Wnormalized= including the
818 `=', and -Wlarger-than-@var{len} including @var{len}.
820 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
822 * config/i386/i386.md (floatunssisf2): Use
823 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
824 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
825 Macroize expander using MODEF mode iterator.
827 2008-02-05 Diego Novillo <dnovillo@google.com>
829 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
832 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
834 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
837 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
839 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
842 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
843 to indicate if a message should be generated.
844 (init_cumulative_args): Updated.
845 (function_value_32): Likewise.
847 2008-02-05 Joseph Myers <joseph@codesourcery.com>
849 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
851 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
855 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
857 2008-02-04 Diego Novillo <dnovillo@google.com>
859 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
862 * tree-vrp.c (vrp_evaluate_conditional): With
863 -Wtype-limits, emit a warning when comparing against a
864 constant outside the natural range of OP0's type.
866 2008-02-04 Richard Guenther <rguenther@suse.de>
869 * expr.c (count_type_elements): Give for unions instead of
872 2008-02-04 Richard Guenther <rguenther@suse.de>
875 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
876 to TYPE_DOMAINs base type instead of using bitsizetype here.
878 2008-02-03 Jason Merrill <jason@redhat.com>
880 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
882 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
885 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
886 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
887 (RS/6000 and PowerPC Options): Fix typos and markup.
888 * doc/passes.texi (Tree-SSA passes): Likewise.
890 2008-02-02 Michael Matz <matz@suse.de>
893 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
894 from record_last_reg_set_info.
895 (record_last_reg_set_info): Take an RTX argument, iterate over all
896 constituent hardregs.
897 (record_last_set_info, record_opr_changes): Change calls to
898 new signature or to record_last_reg_set_info_regno.
900 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
902 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
904 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
906 PR rtl-optimization/34773
907 * reg-notes.def (EQUAL): Mention significance of combination of
908 REG_EQUAL and REG_RETVAL.
909 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
910 insn that has a REG_RETVAL.
912 2008-02-01 Roger Sayle <roger@eyesopen.com>
915 * configure.ac (--enable-fixed-point): Disable unless explicitly
917 * configure: Regenerate.
919 2008-02-01 Richard Guenther <rguenther@suse.de>
922 * invoke.texi (-finline-limit): Remove no longer true parts
923 of the documentation. Note that there is no default value.
925 2008-02-01 Andrew Pinski <pinskia@gmail.com>
926 Mark Mitchell <mark@codesourcery.com>
927 Ben Elliston <bje@au.ibm.com>
930 * doc/extend.texi (Other Builtins): Document.
932 2008-01-31 Tom Browder <tom.browder@gmail.com>
934 * doc/c-tree.texi (Types): Fix grammar.
935 (Expression trees): Ditto.
936 * doc/passes.texi (Tree-SSA passes): Ditto.
938 * doc/configterms.texi (Configure Terms): Fix typo.
939 * doc/cpp.texi (Common Predefined Macros): Ditto.
940 * doc/md.texi (Machine Constraints): Ditto.
942 * doc/makefile.texi (Makefile): Add comma.
944 2008-01-31 Tom Browder <tom.browder@gmail.com>
945 Gerald Pfeifer <gerald@pfeifer.com>
947 * doc/sourcebuild.texi (Front End): Remove references to CVS
949 (Texinfo Manuals): Replace reference to CVS by one to SVN.
950 (Back End): Remove reference to CVS.
952 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
955 * config/mips/mips.c (gen_load_const_gp): New function, taking a
957 (mips16_gp_pseudo_reg): ...here.
958 * config/mips/mips.md (load_const_gp): Replace with...
959 (load_const_gp_<mode>): ...this :P-based insn.
961 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
963 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
964 options. Minor fixes.
965 (-std): Move reference to standards closer to where language
966 standards are first mentioned.
968 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
970 PR rtl-optimization/34995
971 * reload.c (alternative_allows_const_pool_ref): Take an rtx
972 parameter and return a bool. If the rtx parameter is nonnull,
973 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
974 (find_reloads): Update call accordingly. Pass the new operand
975 if it needed no address reloads, otherwise pass null.
977 2008-01-30 Richard Henderson <rth@redhat.com>
980 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
981 for unbounded arrays.
983 2008-01-30 Silvius Rus <rus@google.com>
985 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
987 2008-01-30 Jan Hubicka <jh@suse.cz>
990 * i386.c (init_cumulative_args): Use real function declaration when
993 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
995 PR rtl-optimization/34998
996 * global.c (build_insn_chain): Treat non-subreg_lowpart
997 SUBREGs of pseudos as clobbering all the words covered by the
998 SUBREG, not just all the bytes.
999 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1000 original df_ref rather than an extract parameter.
1001 (global_conflicts): Update call accordingly.
1003 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1005 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1006 the overflow check to make it easier to read.
1007 (__fixtfdi): Change the type of the ll member in union
1008 long_double to UDItype_x.
1010 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1013 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1014 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1015 * tree-inline.c (fold_marked_statements): Call
1016 cgraph_update_edges_for_call_stmt if folding a call statement.
1017 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1018 debug_generic_stmt calls, reset it back afterwards.
1021 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1023 * c-typeck.c (build_external_ref): Don't pedwarn about
1024 static vars in current function's scope.
1026 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1028 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1030 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1033 * ipa-struct-reorg.c: Fix spelling.
1034 * params.def: Ditto.
1036 2008-01-29 Richard Guenther <rguenther@suse.de>
1039 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1041 * tree-inline.c (remap_type): Increment remapping_type_depth
1042 around remapping types.
1043 (copy_body_r): Only add referenced variables if they are referenced
1044 from code, not types.
1046 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1057 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1058 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1060 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1063 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1064 pointer for tiny stack.
1066 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1068 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1070 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1072 * config/vx-common.h: Fix typo in comment.
1074 2008-01-28 Ian Lance Taylor <iant@google.com>
1078 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1079 coalesce pointers if they have different DECL_NO_TBAA_P values.
1080 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1081 between variables with different DECL_NO_TBAA_P values.
1083 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1086 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1087 are not legitimate small data references on SPE targets.
1089 2008-01-28 David Daney <ddaney@avtrex.com>
1091 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1093 2008-01-28 David Daney <ddaney@avtrex.com>
1095 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1097 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1099 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1100 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1101 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1102 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1103 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1104 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1105 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1106 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1108 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1110 * basic-block.h (condjump_equiv_p): Fix comment.
1112 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1114 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1115 print_generic_stmt_indented): Fix comment.
1117 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1119 * configure.ac (__stack_chk_fail): Add detecion for availability
1120 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1121 * configure: Regenerate.
1123 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1126 * final.c (output_addr_const): Handle TRUNCATE.
1128 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1131 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1132 (zero_cost, infinite_cost): New constants.
1133 (struct cost_pair): Change type of cost to comp_cost.
1134 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1135 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1137 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1138 split_address_cost, ptr_difference_cost, difference_cost,
1139 get_computation_cost_at, get_computation_cost,
1140 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1141 determine_use_iv_cost_condition, determine_use_iv_costs,
1142 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1143 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1144 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1145 Change type of cost to comp_cost.
1146 (determine_iv_cost): Increase cost of non-original ivs, instead
1147 of decreasing the cost of original ones.
1148 (get_address_cost): Indicate the complexity of the addressing mode
1150 (try_add_cand_for): Prefer using ivs not specific to some object.
1151 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1153 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1154 Janis Johnson <janis187@us.ibm.com>
1157 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1158 (TARGET_INSTANTIATE_DECLS): Likewise.
1159 * target.h (expand_to_rtl_hook): New target hook.
1160 (instantiate_decls): Likewise.
1161 * function.c (instantiate_decl): Make non-static. Rename to...
1162 (instantiate_decl_rtl): ... this.
1163 (instantiate_expr): Use instantiate_decl_rtl.
1164 (instantiate_decls_1): Likewise.
1165 (instantiate_decls): Likewise.
1166 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1167 * function.h (instantiate_decl_rtl): Add prototype.
1168 * cfgexpand.c (target.h): New include.
1169 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1170 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1171 (TARGET_INSTANTIATE_DECLS): Likewise.
1172 (TARGET_INITIALIZER): New target hooks added.
1173 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1175 * config/rs6000/rs6000.c (tree-flow.h): New include.
1176 (machine_function): Add sdmode_stack_slot field.
1177 (rs6000_alloc_sdmode_stack_slot): New function.
1178 (rs6000_instantiate_decls): Likewise.
1179 (rs6000_secondary_memory_needed_rtx): Likewise.
1180 (rs6000_check_sdmode): Likewise.
1181 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1182 (TARGET_INSTANTIATE_DECLS): Likewise.
1183 (rs6000_hard_regno_mode_ok): Allow SDmode.
1184 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1185 (rs6000_emit_move): Handle SDmode.
1186 (function_arg_advance): Likewise.
1187 (function_arg): Likewise.
1188 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1189 SDmode var args for 32-bit compiles.
1190 (rs6000_secondary_reload_class): Handle SDmode.
1191 (rs6000_output_function_epilogue): Likewise.
1192 (rs6000_function_value): Simplify if statement.
1193 (rs6000_libcall_value): Likewise.
1194 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1195 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1196 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1197 (movsd_hardfloat): New define_insn.
1198 (movsd_softfloat): Likewise.
1199 (movsd_store): Likewise.
1200 (movsd_load): Likewise.
1201 (extendsddd2): Likewise.
1202 (extendsdtd2): Likewise.
1203 (truncddsd2): Likewise.
1204 (movdd_hardfloat64): Fixup comment.
1205 (UNSPEC_MOVSD_LOAD): New constant.
1206 (UNSPEC_MOVSD_STORE): Likewise.
1208 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1211 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1213 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1214 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1215 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1218 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1221 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1222 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1223 __LONGDOUBLE128 too.
1224 * config/rs6000/aix61.h: New file.
1226 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1228 PR rtl-optimization/34959
1229 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1230 popcount and parity rtxes the same mode as their operand.
1231 Truncate or extend the result to the return value's mode
1234 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1237 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1238 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1239 to GOT_VERSION_REGNUM.
1240 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1241 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1242 * config/mips/mips.c (mips_emit_call_insn): New function.
1243 (mips_call_tls_get_addr): Call mips_expand_call directly.
1244 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1246 (mips16_build_call_stub): Likewise. Return the call insn or null.
1247 (mips_expand_call): Update the call to mips16_build_call_stub
1248 accordingly and a remove redundant condition. Assert that MIPS16
1249 stubs do not use lazy binding. Use mips_emit_call_insn and return
1251 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1253 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1254 (mips_avoid_hazard): Remove hazard_set handling.
1255 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1256 (UNSPEC_RESTORE_GP): ...this.
1257 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1258 (FAKE_CALL_REGNO): Rename to...
1259 (GOT_VERSION_REGNUM): ...this.
1260 (type): Add "ghost" value. Add an associated insn reservation.
1261 (hazard_set): Remove.
1262 (exception_receiver): Rename to...
1263 (restore_gp): ...this and update the unspec identifier accordingly.
1264 (exception_receiver, nonlocal_got_receiver): New expanders.
1265 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1266 FAKE_CALL_REGNO. Remove hazard_set attribute.
1267 (set_got_version, update_got_version): New patterns.
1269 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1272 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1274 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1277 * doc/install.texi2html: Generate gcc-vers.texi.
1279 2008-01-25 DJ Delorie <dj@redhat.com>
1281 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1283 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1285 * config/c4x: Remove directory.
1286 * config.gcc (crx-*, mt-*): Mark obsolete.
1287 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1288 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1289 sh-*-rtemscoff*): Remove cases.
1290 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1291 * real.c (encode_c4x_single, decode_c4x_single,
1292 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1293 c4x_extended_format): Remove.
1294 * real.h (c4x_single_format, c4x_extended_format): Remove.
1295 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1297 (Pragmas): Remove comment about c4x pragmas.
1298 * doc/install.texi (c4x): Remove target-specific instructions.
1299 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1300 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1301 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1302 refer to C4x source files as examples.
1303 (C4X_FLOAT_FORMAT): Remove documentation.
1305 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1307 * config/bfin/bfin.c (override_options): Reorder tests so that
1308 flag_pic gets enabled for -msep-data.
1310 2008-01-25 Richard Guenther <rguenther@suse.de>
1313 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1314 to its bitfield precision if required.
1316 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1319 * tree-nested.c (walk_omp_for): New function.
1320 (convert_nonlocal_reference, convert_local_reference): Call
1321 walk_omp_for on OMP_FOR.
1322 (convert_call_expr): Call walk_body on OMP_FOR's
1323 OMP_FOR_PRE_INIT_BODY.
1325 2008-01-25 Richard Guenther <rguenther@suse.de>
1327 PR tree-optimization/34966
1328 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1329 default defs and PHI_NODEs we have to insert after the
1332 2008-01-24 Nick Clifton <nickc@redhat.com>
1334 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1335 Provide a default definition.
1336 (LIBGCC2_UNITS_PER_WORD): Likewise.
1338 * config/stormy16/stormy16.c: Include df.h for the prototype
1339 for df_regs_ever_live_p.
1340 (xstormy16_expand_builtin_va_start): Convert the stack offset
1341 into a component_ref and then use POINTER_PLUS_EXPR to add it
1342 to the incoming_virtual_args_rtx.
1343 (xstormy16_gimplify_va_arg_expr): Rename to
1344 xstormy16_gimplify_va_arg_expr.
1345 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1346 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1347 xstormy16_gimplify_va_arg_expr.
1348 Fix up some formatting issues.
1350 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1351 Move to predicates.md.
1352 (xs_hi_general_operand): Likewise.
1353 (xs_hi_nonmemory_operand): Likewise.
1354 * config/stormy16/predicates.md:
1355 (xstormy16_carry_plus_operand): New predicate.
1356 (xs_hi_general_operand): New predicate.
1357 (xs_hi_nonmemory_operand): New predicate.
1358 * config/stormy16/stormy16-protos.h:
1359 (xstormy16_carry_plus_operand): Delete prototype.
1360 (xs_hi_general_operand): Likewise.
1361 (xs_hi_nonmemory_operand): Likewise.
1363 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1364 modifiers as they are no longer needed and they can trigger
1365 reload spill failures.
1367 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1368 with a match_operand in order to help reload.
1370 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1371 constraint with 'e' for the 8th alternative as this version of
1372 the mov.w instruction only accepts the lower 8 registers.
1374 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1377 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1378 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1381 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1384 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1386 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1388 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1390 (remove_structure): Update allocations list before removing structure.
1392 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1394 * ipa-struct-reorg.c (is_safe_cond_expr,
1395 create_new_stmts_for_cond_expr): Use integer_zerop function,
1396 that recognize not only zero-pointer, but zero-integer too.
1398 2008-01-25 Ben Elliston <bje@au.ibm.com>
1401 * fixproto: Escape "." in sed expression that strips leading "./".
1403 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1406 * gcc.c (SWITCH_OK): Removed.
1407 (SWITCH_LIVE): Changed to bit.
1408 (SWITCH_FALSE): Likewise.
1409 (SWITCH_IGNORE): Likewise.
1410 (switchstr): Change live_cond to unsigned int.
1411 (process_command): Replace SWITCH_OK with 0.
1412 (do_self_spec): Likewise.
1413 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1414 (give_switch): Likewise.
1415 (used_arg): Likewise.
1416 (do_spec_1): Set the SWITCH_IGNORE bit.
1417 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1418 bits. Set the SWITCH_LIVE bit.
1420 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1422 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1424 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1426 PR tree-optimization/34472
1427 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1428 parameter to a "bool *" and set *DATA to false if there is
1429 an unsafe access. Do not delete the structure here.
1430 (check_cond_exprs): Delete it here instead.
1431 (check_cond_exprs, exclude_cold_structs): Do not increase
1432 I when removing a structure.
1434 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1438 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1440 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1443 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1444 a fixed vector for stack.
1446 2008-01-24 Ben Elliston <bje@au.ibm.com>
1449 * doc/gcc.texi (Software development): Add a direntry for g++.
1451 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1453 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1454 stale and straggling -fforce-addr comments above.
1456 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1458 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1459 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1461 2008-01-23 Michael Matz <matz@suse.de>
1464 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1467 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1469 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1472 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1474 * config/avr/avr.c (avr_current_arch): New variable.
1475 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1476 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1477 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1478 (avr_override_options): Init 'avr_current_arch'.
1479 (base_arch_s): Move from here...
1480 * config/avr/avr.h (base_arch_s): ... here. Add new members
1481 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1482 'mega' to 'have_jmp_call'.
1483 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1484 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1486 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1488 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1489 MULTILIB_MATCHES): (Ditto.).
1491 2008-01-23 Richard Guenther <rguenther@suse.de>
1494 * cgraphunit.c (cgraph_reset_node): Always mark the node
1495 not reachable if it is not queued already.
1497 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1499 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1500 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1501 (cputype_selected): New static variable.
1502 (bfin_handle_option): Set it if -mcpu is used.
1503 (override_option): Select default set of workarounds if no cpu type
1504 selected on the command line.
1505 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1507 From Michael Frysinger <michael.frysinger@analog.com>
1508 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1509 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1511 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1512 for bf547, bf523, bf524, and bf526.
1513 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1515 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1516 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1517 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1518 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1519 * doc/invoke.texi (Blackfin Options): Document that
1520 -mcpu now accept bf547, bf523, bf524, and bf526.
1522 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1524 PR rtl-optimization/34628
1525 * combine.c (try_combine): Stop and undo after the first combination
1526 if an autoincrement side-effect on the first insn has effectively
1529 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1532 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1533 Offset addresses are not valid for Altivec or paired float modes.
1535 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1538 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1539 if DECL_INITIAL (decl) is error_mark_node.
1542 * c-common.c (handle_vector_size_attribute): Only allow
1543 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1544 the same way as pointer, array etc. types.
1545 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1548 * tree.c (build_type_attribute_qual_variant): Call
1549 build_qualified_type if attributes are equal, but quals are not.
1551 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1554 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1555 * flags.h (warn_strict_aliasing): Remove.
1556 (warn_strict_overflow): Remove.
1557 * opts.c (warn_strict_aliasing): Remove.
1558 (warn_strict_overflow): Remove.
1559 * c-opts.c (c_common_handle_option): -Wall only sets
1560 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1561 (c_common_post_options): Give default values to -Wstrict-aliasing
1562 and -Wstrict-overflow if they are uninitialized.
1563 * common.opt (Wstrict-aliasing): Specify Var and Init.
1564 (Wstrict-overflow): Likewise.
1566 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1568 PR rtl-optimization/26854
1569 PR rtl-optimization/34400
1570 PR rtl-optimization/34884
1571 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1573 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1574 (df_rd_bb_info.expanded_lr_out): Deleted
1575 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1576 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1577 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1578 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1579 Removed code to allocate, initialize or free expanded_lr_out.
1580 (df_rd_bb_local_compute_process_def): Restructured to make more
1582 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1583 sets if the sets are being trimmed.
1585 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1588 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1589 (as_vers): Likewise.
1590 * configure: Regenerated.
1592 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1595 * tree-pass.h (pass_build_alias): New pass.
1596 * tree-ssa-alias.c (gate_build_alias): New.
1597 (pass_build_alias): New.
1598 * passes.c (init_optimization_passes): Add pass_build_alias after
1599 pass_create_structure_vars.
1601 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1603 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1604 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1605 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1606 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1607 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1608 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1609 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1610 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1611 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1612 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1613 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1614 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1615 * config/s390/s390.md (FP_ALL): New mode iterator.
1616 (_d): New mode attribute.
1617 ("*signbit<mode>2>"): Changed mode of first operand.
1618 ("isinf<mode>2"): Changed mode of first operand.
1619 ("*TDC_insn"): Adaptation for DFP modes.
1621 2008-01-22 Ben Elliston <bje@au.ibm.com>
1623 * tree.c (check_qualified_type): Improve function description.
1625 2008-01-21 Jason Merrill <jason@redhat.com>
1628 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1629 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1632 2008-01-21 DJ Delorie <dj@redhat.com>
1634 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1637 2008-01-21 Richard Guenther <rguenther@suse.de>
1640 * tree-cfg.c (verify_expr): Allow all invariant expressions
1641 instead of just constant class ones as reference argument.
1642 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1643 like any other constant.
1644 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1646 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1648 * regmove.c (fixup_match_1): Update call crossed frequencies.
1650 2008-01-21 Richard Guenther <rguenther@suse.de>
1653 * tree-inline.c (setup_one_parameter): Deal with mismatched
1654 types using a VIEW_CONVERT_EXPR.
1656 2008-01-21 Alon Dayan <alond@il.ibm.com>
1657 Olga Golovanevsky <olga@il.ibm.com>
1659 PR tree-optimization/34701
1660 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1661 when the structure size is not a power of 2.
1663 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1665 * doc/install.texi: Add doc for --enable-checking=df.
1667 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1669 PR rtl-optimization/34808
1670 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1672 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1674 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1677 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1679 PR rtl-optimization/26854
1680 PR rtl-optimization/34400
1681 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1683 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1684 (df_rd_bb_info.expanded_lr_out): New.
1685 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1686 * loop_iv.c (iv_analysis_loop_init): Ditto.
1687 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1688 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1689 Added code to allocate, initialize or free expanded_lr_out.
1690 (df_rd_bb_local_compute_process_def): Restructured to make
1691 more understandable.
1692 (df_rd_confluence_n): Add code to do nothing with fake edges and
1693 code to no apply invalidate_by_call sets if the sets are being trimmed.
1694 (df_lr_local_finalize): Renamed to df_lr_finalize.
1695 (df_live_local_finalize): Renamed to df_live_finalize.
1697 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1700 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1701 deciding whether to use reciprocal instructions.
1703 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1705 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1706 dwarf2out_note_section_used if cold_text_section is NULL.
1708 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1710 PR gcov-profile/34610
1711 * tree-cfg.c (make_edges): Mark both outgoing edges from
1712 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1713 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1714 from OMP_FOR and OMP_CONTINUE outgoing edges.
1716 * tree-profile.c (tree_profiling): Return early if
1717 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1719 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1720 from cfun to child_cfun.
1721 * function.h (struct function): Add after_tree_profile bit.
1723 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1725 * config/avr/avr.S (_exit): Disable interrupt.
1727 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1728 Steven Bosscher <stevenb.gcc@gmail.com>
1730 PR rtl-optimization/26854
1731 PR rtl-optimization/34400
1732 * df-problems.c (df_live_scratch): New scratch bitmap.
1733 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1734 (df_live_reset): Clear the proper bitmaps.
1735 (df_live_bb_local_compute): Only process the artificial defs once
1736 since the order is not important.
1737 (df_live_init): Init the df_live sets only with the variables
1738 found live by df_lr.
1739 (df_live_transfer_function): Use the df_lr sets to prune the
1740 df_live sets as they are being computed.
1741 (df_live_free): Free df_live_scratch.
1743 2008-01-18 Ian Lance Taylor <iant@google.com>
1745 * common.opt: Add fmerge-debug-strings.
1746 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1747 flag_merge_debug_strings rather than flag_merge_constants.
1748 * doc/invoke.texi (Option Summary): Mention
1749 -fmerge-debug-strings.
1750 (Debugging Options): Document -fmerge-debug-strings.
1752 2008-01-18 Ian Lance Taylor <iant@google.com>
1755 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1756 (struct tree_function_decl): Add new field operator_new_flag.
1757 * tree-inline.c (expand_call_inline): When inlining a call to
1758 operator new, force the return value to go into a variable, and
1759 set DECL_NO_TBAA_P on that variable.
1760 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1762 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1765 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1766 DWARF2_DEBUGGING_INFO.
1767 (dwarf2out_note_section_used): Ditto. Add prototype.
1768 (have_multiple_function_sections, text_section_used,
1769 cold_text_section_used, *cold_text_sections): Move declarations
1772 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1774 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1775 field and add signal_ra.
1776 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1777 assignments to frame state pc. Move end of stack check after
1778 MD_FALLBACK_FRAME_STATE_FOR.
1779 (uw_update_context_1): Use frame state signal_regs if set, instead
1780 of checking signal_frame flag.
1781 (uw_update_context): Use frame state signal_ra if set.
1782 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1783 * config/xtensa/linux-unwind.h: New file.
1785 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1787 * modulo-sched.c (get_sched_window): Fix comment typo.
1789 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1791 PR tree-optimization/34648
1792 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1794 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1796 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1797 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1799 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1801 PR rtl-optimization/34400
1802 * df-core.c (df_worklist_dataflow_overeager,
1803 df_worklist_dataflow_doublequeue): New functions.
1804 (df_worklist_dataflow): Two different worklist solvers.
1805 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1808 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1811 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1812 and ftree-parallelize-loops.
1814 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1816 PR rtl-optimization/34826
1817 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1819 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1821 * global.c (find_reg): Mark the eh regs as used if necessary.
1822 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1823 * ra.h (struct allocno): no_eh_reg field added. Changed
1824 no_stack_reg type to bitfield.
1826 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1828 * tree.c (substitute_in_expr): Add missing 'break'.
1830 2008-01-17 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/34825
1833 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1834 x / x as division to handle.
1836 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1838 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1839 "-pthread" is specified.
1840 * pa-hpux11.h (LIB_SPEC): Likewise.
1842 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1843 Peter Bergner <bergner@vnet.ibm.com>
1845 PR rtl-optimization/33796
1846 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1848 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1850 PR libgfortran/34699
1851 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1853 * pa-hpux10.h (LINK_SPEC): Likewise.
1854 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1856 2008-01-16 Richard Guenther <rguenther@suse.de>
1859 * fold-const.c (fold_convert_const_int_from_int): Do not
1860 set overflow if that occured only because of a sign extension
1861 change when converting from/to a sizetype with the same
1862 precision and signedness.
1864 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1867 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1868 location address to the correct place. Update copyright year.
1870 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1872 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1873 no dependences in the dependence_relations vector.
1875 2008-01-16 Jan Hubicka <jh@suse.cz>
1877 PR rtl-optimization/31396
1878 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1879 * cfg.c (dump_reg_info): Print it.
1880 * regs.h (struct reg_info_t): add freq_calls_crossed.
1881 (REG_FREQ_CALLS_CROSSED): New macro.
1882 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1883 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1884 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1885 regmove_optimize): Update call crossed frequencies.
1886 * local-alloc.c (struct qty): Add freq_calls_crossed.
1887 (alloc_qty): Copute freq_calls_crossed.
1888 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1889 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1890 * ra.h (struct allocno): Add freq_calls_crossed.
1892 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1894 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1895 libgomp when compiling with ftree-parallelize-loops.
1896 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1898 2008-01-16 Richard Guenther <rguenther@suse.de>
1900 PR tree-optimization/34769
1901 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1902 * tree.c (int_cst_value): Instead make this function more
1903 permissive in what it accepts as valid input. Document this
1904 function always sign-extends the value.
1906 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1907 Richard Guenther <rguenther@suse.de>
1910 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1911 (gimple_fold_indirect_ref_rhs): ... this.
1912 (gimple_fold_indirect_ref): New function with foldings
1913 that preserve lvalueness.
1914 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1915 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1916 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1917 to fold an INDIRECT_REF, fall back to the old use of
1918 fold_indirect_ref_1.
1920 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1922 * tree-data-ref.c (subscript_dependence_tester_1): Call
1923 free_conflict_function.
1924 (compute_self_dependence): Same.
1926 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1929 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1930 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1932 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1933 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1934 for DWARF2_UNWIND_INFO targets.
1936 2008-01-16 Richard Guenther <rguenther@suse.de>
1939 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1940 type qualifiers for function types.
1942 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1944 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1945 loop_iterator li from previous commit.
1947 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1949 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1951 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1953 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1954 (parallelize_loops): Don't parallelize irreducible components.
1956 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1959 * c-opts (c_common_post_options): Do not enable CPP
1960 flag_pedantic_errors by default.
1962 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1964 PR rtl-optimization/31944
1965 * cse.c (remove_pseudo_from_table): New function.
1966 (merge_equiv_classes): Use above function to remove pseudo-registers.
1967 (invalidate): Likewise.
1969 2008-01-13 Richard Guenther <rguenther@suse.de>
1972 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1973 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1975 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1977 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1978 validate_change to unshare the source of the PC set.
1980 2008-01-12 Jan Hubicka <jh@suse.cz>
1983 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1984 references above array bounds. This might trigger bounds checks for
1987 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1989 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1990 new_replaceable_dependencies.
1992 2008-01-12 Doug Kwan <dougkwan@google.com>
1994 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1995 instead of OPT_Wreturn_type in warning due to ignored return type
1997 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1998 options included in -Wextra.
1999 * c.opt: New option -Wignored_qualifiers.
2000 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2001 -Wignore_qualifiers.
2002 (-Wignored-qualifiers): Document.
2003 (-Wreturn-type): Remove description of functionality now handled
2004 by -Wignored-qualifiers.
2006 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2009 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2010 NOP_EXPR if it is between integral types with the same precision.
2012 2008-01-12 Jan Hubicka <jh@suse.cz>
2015 * invoke.texi (max-inline-recursive-depth): Fix default value.
2017 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2019 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2022 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2024 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2026 2008-01-11 James E. Wilson <wilson@specifix.com>
2029 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2031 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2033 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2034 save/restore frame pointer register and don't use 'call-prologues'
2035 optimization in function with "OS_task" attribute.
2037 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2040 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2041 when copying to memory.
2043 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2045 PR rtl-optimization/30905
2046 * cfgcleanup.c: Include dce.h
2047 (crossjumps_occured): New global variable.
2048 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2049 If something changed, set crossjumps_occured to true.
2050 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2051 Don't add/remove fake edges to exit here...
2052 (cleanup_cfg): ...but do it here, when crossjumping.
2053 Run a fast DCE when successful crossjumps occured in the latest
2054 iteration of try_optimize_cfg.
2056 2008-01-11 Richard Guenther <rguenther@suse.de>
2058 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2059 (struct vn_unary_op_s): Likewise.
2060 (vn_reference_insert): Free old reference on hash collision.
2062 2008-01-10 Raksit Ashok <raksit@google.com>
2064 PR rtl-optimization/27971
2065 * combine.c (find_split_point): Split PLUS expressions which are
2066 inside a MEM rtx, and whose first operand is complex.
2068 2008-01-10 DJ Delorie <dj@redhat.com>
2070 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2071 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2072 (m32c_hard_regno_ok): Call the underlying function.
2074 2008-01-10 Richard Guenther <rguenther@suse.de>
2077 * tree-cfg.c (tree_merge_blocks): Do not go through the
2078 full-blown folding and stmt updating path if we just deal
2079 with virtual operands.
2080 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2081 test for abnormal SSA_NAMEs.
2083 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2086 * reload.c (push_reload): Add assertions. All constants from
2087 reg_equiv_constant should have been used for replacing the respective
2089 (find_reloads_address): Invoke find_reloads_address_part for
2090 constant taken from the reg_equiv_constant array.
2092 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2094 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2095 field (valnum) the first in the struct. Replace bools with
2098 2008-01-10 Richard Guenther <rguenther@suse.de>
2100 PR tree-optimization/34651
2101 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2102 types and ordering for masking and converting.
2104 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2106 PR tree-optimization/34017
2107 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2108 also for PHI_NODE expressions.
2110 2008-01-09 Jan Hubicka <jh@suse.cz>
2112 PR tree-optimization/34708
2113 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2114 based on number of case labels.
2115 (init_inline_once): Remove switch_cost.
2116 * tree-inline.h (eni_weights_d): Remove switch_cost.
2118 2008-01-09 Richard Guenther <rguenther@suse.de>
2119 Andrew Pinski <andrew_pinski@playstation.sony.com>
2122 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2123 temporary if an rvalue is ok or an lvalue is not required.
2125 2008-01-09 Richard Guenther <rguenther@suse.de>
2128 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2131 2008-01-09 Richard Guenther <rguenther@suse.de>
2134 * tree.c (host_integerp): Check for sizetype only if the
2135 type is an integer type.
2137 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2140 * opts.c (decode_options): Disable inlining of functions called
2141 once if not in unit-at-a-time mode.
2143 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2145 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2147 2008-01-08 Richard Guenther <rguenther@suse.de>
2150 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2151 out early if the result will be unused.
2153 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2158 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2162 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2164 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2165 for vectorization tuned.
2167 2008-01-08 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/34683
2170 * tree-ssa-operands.c (operand_build_cmp): Export.
2171 * tree-ssa-operands.h (operand_build_cmp): Declare.
2172 * tree-vn.c (vuses_compare): Remove.
2173 (sort_vuses): Use operand_build_cmp.
2174 (sort_vuses_heap): Likewise.
2175 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2176 to re-use old VEC if available. Do not sort already sorted VUSEs.
2177 (vdefs_to_vec): Do not sort already sorted VDEFs.
2179 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2182 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2184 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2187 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2188 limitations of reciprocal sequences on x86 targets.
2190 2008-01-08 Richard Guenther <rguenther@suse.de>
2192 PR tree-optimization/34683
2193 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2195 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2198 * config/darwin.c (darwin_mergeable_string_section): Don't use
2199 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2201 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2205 negxf2. Macroize expander using X87MODEF mode iterator. Change
2206 predicates of op0 and op1 to register_operand.
2207 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2208 expander using X87MODEF mode iterator. Change predicates of
2209 op0 and op1 to register_operand.
2210 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2211 corresponding patterns and macroize using MODEF macro. Change
2212 predicates of op0 and op1 to register_operand and remove
2213 "m" constraint. Disparage "r" alternative with "!".
2214 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2215 macroize using X87MODEF macro. Change predicates of op0 and op1
2216 to register_operand and remove "m" constraint. Disparage "r"
2217 alternative with "!".
2218 (absneg splitter with memory operands): Remove.
2219 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2220 patterns and macroize using X87MODEF mode iterator.
2221 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2222 Change predicate of op1 to register_operand.
2223 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2224 for memory operands.
2226 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2228 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2230 2008-01-07 Richard Guenther <rguenther@suse.de>
2232 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2235 2008-01-07 Richard Guenther <rguenther@suse.de>
2237 PR tree-optimization/34683
2238 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2239 VOPs of the needed size to save memory. Use VEC_quick_push
2240 to save compile-time.
2241 (vdefs_to_vec): Likewise.
2243 2008-01-07 Sa Liu <saliu@de.ibm.com>
2245 * config/spu/spu.md (divdf3): Genetate inline code for double
2246 division. The implementation doesn't handle INF or NAN, therefore it
2247 only applies when -ffinite-math-only is given.
2249 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2252 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2253 * doc/cpp.texi ([Common Predefined Macros]): Document.
2255 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2258 order to use commutative addition instead of subtraction.
2260 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2261 Mircea Namolaru <namolaru@il.ibm.com>
2262 Vladimir Yanovsky <yanov@il.ibm.com>
2263 Revital Eres <eres@il.ibm.com>
2265 PR tree-optimization/34263
2266 * tree-outof-ssa.c (process_single_block_loop_latch,
2267 contains_tree_r): New functions.
2268 (analyze_edges_for_bb): Call process_single_block_loop_latch
2269 function to empty single-basic-block latch block if possible.
2271 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2275 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2277 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2279 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2281 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2283 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2285 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2287 PR tree-optimization/34618
2288 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2291 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2295 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2296 Update copyright year.
2298 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2299 Update copyright year.
2300 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2303 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2305 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2306 edge does not point to current bb before changing need_assert.
2308 2008-01-04 Richard Guenther <rguenther@suse.de>
2311 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2312 for verifying purposes if they are is_gimple_min_invariant.
2314 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2316 PR tree-optimization/34448
2317 PR tree-optimization/34465
2318 * gimplify.c (gimplify_init_constructor): Add new parameter
2319 notify_temp_creation. Use it.
2320 (gimplify_modify_expr_rhs): Take volatiles into account when
2321 optimizing constructors.
2322 Do not optimize constructors if gimplify_init_constructor will dump to
2324 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2325 * gcc.c-torture/compile/pr34448.c: New.
2327 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2329 PR gcov-profile/34609
2330 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2331 return_slot if result is TREE_ADDRESSABLE.
2333 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2335 * config/mips/mips.md (sqrt_condition): Tweak comment.
2336 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2338 2008-01-03 Tom Tromey <tromey@redhat.com>
2341 * c-common.c (c_type_hash): Handle VLAs.
2343 2008-01-03 Jan Hubicka <jh@suse.cz>
2345 PR tree-optimization/31081
2346 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2347 0 when inlining and not inlining to first basic block.
2348 (remap_decl): When var is initialized to 0, don't set default_def.
2349 (expand_call_inline): Set entry_bb.
2350 * tree-inline.h (copy_body_data): Add entry_bb.
2352 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2355 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2358 PR tree-optimization/29484
2359 * tree-inline.c (inline_forbidden_p_2): New function.
2360 (inline_forbidden_p): Disallow inlining if some static var
2361 has an address of a local LABEL_DECL in its initializer.
2362 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2365 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2367 PR tree-optimization/34635
2368 * tree-data-ref.c (add_other_self_distances): Make sure that the
2369 evolution step is constant.
2371 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2374 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2376 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2378 * tree-sra.c (scalarize_init): Insert the generate_element_init
2379 statements after the generate_element_zero statements.
2381 2008-01-02 Richard Guenther <rguenther@suse.de>
2385 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2386 for very large number of operands instead of ICEing.
2388 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2391 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2392 while stack probing.
2394 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2396 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2399 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2402 * tree-mudflap.c (mx_register_decls): Guard warning by
2403 !DECL_ARTIFICIAL check.
2405 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2407 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2408 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2409 sse5_perm<mode>): Fix constraints.