1 2008-02-24 Diego Novillo <dnovillo@google.com>
3 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6 * tree-vrp.c (vrp_evaluate_conditional): With
7 -Wtype-limits, emit a warning when comparing against a
8 constant outside the natural range of OP0's type.
9 * c.opt (Wtype-limits): Move ...
10 * common.opt (Wtype-limits): ... here.
12 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15 * config/rs6000/e300c2c3.md: New file.
16 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18 (rs6000_override_options): Add e300c2 and e300c3 cases to
19 processor_target_table. Do not allow usage of Altivec or Spe
20 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22 * config/rs6000/rs6000.h (processor_type): Add
23 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26 and ppce300c3. Include e300c2c3.md.
28 2008-02-23 David Edelsohn <edelsohn@gnu.org>
30 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
31 instead of TARGET_STRICT_ALIGN.
33 2008-02-23 Joseph Myers <joseph@codesourcery.com>
35 * explow.c (memory_address): Assert that the generated address is
38 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
41 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
42 * config/darwin-ppc-ldouble-patch.def: New file.
43 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
44 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
45 SUBTARGET_INIT_BUILTINS if defined.
46 * config/darwin.c (darwin_patch_builtin,
47 darwin_patch_builtins): New functions.
49 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
52 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
53 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
55 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
58 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
59 file" warning condtional on -Winvalid-PCH.
61 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
63 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
65 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
70 prevent reload from using MMX registers.
71 (*mov<mode>_internal): Ditto.
72 (*movv2sf_internal_rex64): Ditto.
73 (*movv2sf_internal): Ditto.
75 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
77 PR documentation/31569
78 * doc/install.texi2html: Use makeinfo --no-number-sections.
80 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
82 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
83 ensure that we can address an entire entity > 8 bytes. Don't
84 generate reg+reg addressing for such data.
86 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
88 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
89 strings when optimizing for size, unless the target cares about
92 2008-02-22 Tom Tromey <tromey@redhat.com>
94 * regclass.c (current_pass): Remove declaration.
96 2008-02-22 Anatoly Sokolov <aesok@post.ru>
98 * config/avr/libgcc.S (__RAMPZ__): Define.
99 (__do_copy_data): Add for devices with 128KB code memory.
101 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
103 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
105 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
107 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
109 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
112 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
115 * c-typeck.c (build_binary_op): Warn about floating point
116 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
118 2008-02-21 Janis Johnson <janis187@us.ibm.com>
121 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
122 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
124 (rs6000_override_options): Set altivec_abi as default, not override,
125 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
126 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
127 is used; use new member spe_abi.
128 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
129 spe_abi and altivec_abi.
131 2008-02-22 Tomas Bily <tbily@suse.cz>
133 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
135 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
138 * config.build (build_file_translate): Set to `CMD //c' only if
140 * Makefile.in (build_file_translate): Improve comment.
142 2008-02-21 Jan Hubicka <jh@suse.cz>
144 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
145 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
146 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
148 2008-02-21 Michael Matz <matz@suse.de>
151 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
153 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
156 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
158 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
159 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
160 SSE_VEC_FLOAT_MODE_P as insn constraint.
161 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
162 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
163 sse4a_movntdf using MODEF mode iterator.
164 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
165 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
166 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
167 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
168 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
169 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
170 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
172 2008-02-21 Richard Guenther <rguenther@suse.de>
174 * tree.def (PAREN_EXPR): New tree code.
175 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
177 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
178 * expr.c (expand_expr_real_1): Likewise.
179 * tree-inline.c (estimate_num_insns_1): Likewise.
180 * tree-complex.c (expand_complex_move): Likewise.
181 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
184 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
187 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
189 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
192 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
194 * config/sh/sh.c (find_barrier): Don't go past
195 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
197 2008-02-20 DJ Delorie <dj@redhat.com>
199 * config/h8300/h8300.md (insv): Force source operand to be a register.
201 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
202 as a jump, not as a plain insn.
204 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
206 * doc/invoke.texi (Warning Options): Add new option
207 -Wframe-larger-than=.
208 (-Wframe-larger-than): Document.
210 * flags.h (warn_frame_larger_than, frame_larger_than_size):
211 Add declarations for new option variables.
213 * final.c (final_start_function): Check the frame size
214 before emission and issue a Wframe-larger-than warning.
216 * opts.c (warn_frame_larger_than, frame_larger_than_size):
217 Add definitions for new option variables.
218 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
220 * common.opt (Wframe-larger-than=): New option.
222 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
225 (<sse>_div<mode>3): Ditto.
226 (<sse>_vmdiv<mode>3): Ditto.
227 (<sse>_vmsqrt<mode>2): Ditto.
228 (*smax<mode>3): Ditto.
229 (sse5_frcz<mode>2): Ditto.
230 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
233 2008-02-20 Richard Guenther <rguenther@suse.de>
236 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
237 be happy with INTEGRAL_TYPE_P.
239 2008-02-20 Richard Guenther <rguenther@suse.de>
241 * fold-const.c (split_tree): Associate floatig-point expressions
242 if flag_associative_math is set.
244 2008-02-20 Richard Guenther <rguenther@suse.de>
246 * tree.h (fold_real_zero_addition_p): Declare.
247 * fold-const.c (fold_real_zero_addition_p): Export.
248 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
249 floating-point operations with zero and one.
251 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
253 * doc/install.texi: Correct references to CFLAGS, replacing them
254 with BOOT_CFLAGS. Document flags used during bootstrap for
257 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
260 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
261 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
263 (smin<mode>3): Ditto from similar patterns.
264 (smax<mode>3): Ditto.
265 (*ieee_smin<mode>3): Ditto.
266 (*ieee_smax<mode>3): Ditto.
267 * config/i386/sse.md (sse): New mode attribute.
268 (mov<mode>): Macroize expander from movv4sf and movv2df using
269 SSEMODEF2P mode iterator.
270 (<sse>_movnt<mode>): Ditto from similar patterns. Use
271 SSE_VEC_FLOAT_MODE_P as insn constraint.
272 (storent<mode>): Ditto.
273 (storent<mode>): Macroize expander from storentsf and storentdf using
275 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
276 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
277 (abs<mode>2): Ditto from similar patterns.
278 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
279 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
280 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
281 (<sse>_vmsqrt<mode>2): Ditto.
282 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
283 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
284 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
285 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
286 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
287 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
288 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
290 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
291 iterator and SSE_FLOAT_MODE_P as insn constraint.
292 (<sse>_ucomi): Ditto from similar patterns.
293 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
294 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
295 SSE_VEC_FLOAT_MODE_P as insn constraint.
296 (vcond<mode>): Ditto from similar patterns.
297 (and<mode>3, *and<mode>3): Ditto.
298 (<sse>_nand<mode>3): Ditto.
299 (ior<mode>3, *ior<mode>3): Ditto.
300 (xor<mode>3, *xor<mode>3): Ditto.
301 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
302 iterator and SSE_FLOAT_MODE_P as insn constraint.
303 (*nand<mode>3): Ditto from similar patterns.
304 (*ior<mode>3): Ditto.
305 (*xor<mode>3): Ditto.
307 2008-02-20 Ira Rosen <irar@il.ibm.com>
309 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
310 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
311 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
313 2008-02-19 Jan Hubicka <jh@suse.cz>
315 * predict.c (tree_bb_level_predictions): Remove variable next
316 mistakely introduced by previous commit.
318 2008-02-19 Jan Hubicka <jh@suse.cz>
320 * predict.c (predict_paths_leading_to): Rewrite.
321 (predict_paths_for_bb): New.
322 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
324 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
327 * Makefile.in (build_file_translate): New.
328 (gcc-vers.texi): Use it for translating $(abs_srcdir).
329 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
330 * configure.ac (build_file_translate): Substitute it.
331 * configure: Regenerate.
333 2008-02-19 Jan Hubicka <jh@suse.cz>
335 PR rtl-optimization/34408
336 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
339 2008-02-19 Jan Hubicka <jh@suse.cz>
342 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
345 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
348 * config/i386/i386-modes.def: Revert the last DI alignment
349 change until Ada people can look into it.
351 2008-02-19 Nick Clifton <nickc@redhat.com>
353 * opts.c (print_specific_help): Fix typo in --help text.
355 2008-02-19 Jakub Jelinek <jakub@redhat.com>
358 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
359 32-bit inline asm without asm alternatives for host GCC < 3.0.
361 2008-02-19 Richard Guenther <rguenther@suse.de>
363 PR tree-optimization/34989
364 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
365 Allow propagation to INDIRECT_REF if we can simplify only.
367 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
369 * c-common.c (warn_for_collisions_1): Use appropriate option when
372 2008-02-19 Nick Clifton <nickc@redhat.com>
375 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
376 (handle_options): Fix indentation.
377 (print_filtered_help): If no language-specific options were
378 displayed tell the user how to list all the options supported by
379 the language's front-end.
380 (print_specific_help): Fix indentation and remove duplicate line.
381 (common_handle_option): Handle the -v option.
382 For --help enable the display of undocumented options if the -v
383 switch has been included on the command line.
384 For --help= check for overlaps in the arguments between the option
385 classes and the language names and issue a warning when they
386 cannot be disambiguated.
387 * c.opt (v): Pass on to the common option handler.
389 2008-02-19 Revital Eres <eres@il.ibm.com>
391 * modulo-sched.c (sms_schedule): Change dump message when
392 create_ddg function fails.
393 (try_scheduling_node_in_cycle): Rename row to cycle.
394 (print_partial_schedule): Rename CYCLE to ROW.
396 2008-02-19 Christian Bruel <christian.bruel@st.com>
397 Zdenek Dvorak <ook@ucw.cz>
399 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
401 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
405 (*x86_movdicc_0_m1_se): Ditto.
407 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
410 (CMPtype): Define as __gcc_CMPtype.
411 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
412 (CMPtype): Define as __gcc_CMPtype.
414 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
416 Support valgrind 3.3 for --enable-checking=valgrind.
417 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
419 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
420 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
421 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
422 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
423 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
424 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
425 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
427 * ggc-zone.c: Similar.
428 * ggc-page.c: Similar.
430 2008-02-19 Paul Brook <paul@codesourcery.com>
433 * config/arm/ieee754-df.S: Fix do_it typo.
434 * config/arm/ieee754-sf.S: Fix do_it typo.
436 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
439 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
440 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
441 (OPTION_MASK_ISA_SSE_SET): Likewise.
442 (OPTION_MASK_ISA_SSE2_SET): Likewise.
443 (OPTION_MASK_ISA_SSE3_SET): Likewise.
444 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
445 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
446 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
447 (OPTION_MASK_ISA_SSE4_SET): Likewise.
448 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
449 (OPTION_MASK_ISA_SSE5_SET): Likewise.
450 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
451 (OPTION_MASK_ISA_MMX_UNSET): Updated.
452 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
453 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
454 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
455 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
456 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
457 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
458 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
459 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
460 (OPTION_MASK_ISA_SSE4): Removed.
461 (ix86_handle_option): Turn on bits in ix86_isa_flags and
462 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
464 (override_options): Don't turn on implied SSE/MMX bits in
467 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
469 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
472 2008-02-18 Joey Ye <joey.ye@intel.com>
475 * tree-nested.c (insert_field_into_struct): Set type alignment
476 to field alignment if the former is less than the latter.
478 2008-02-18 Jakub Jelinek <jakub@redhat.com>
480 * BASE-VER: Set to 4.4.0.
482 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
484 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
485 * doc/cfg.texi: Likewise.
486 * doc/extend.texi: Likewise.
487 * doc/gty.texi: Likewise.
488 * doc/invoke.texi: Likewise.
489 * doc/loop.texi: Likewise.
490 * doc/md.texi: Likewise.
491 * doc/passes.texi: Likewise.
492 * doc/rtl.texi: Likewise.
493 * doc/sourcebuild.texi: Likewise.
494 * doc/tm.texi: Likewise.
495 * doc/tree-ssa.texi: Likewise.
497 2008-02-17 Richard Guenther <rguenther@suse.de>
500 * tree-complex.c (init_parameter_lattice_values): Handle parameters
501 without default definition.
503 2008-02-17 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/35231
506 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
509 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
513 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
515 libgcc_cmp_return mode.
517 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
520 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
522 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
524 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
527 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
529 * doc/c-tree.texi: Use `@.' where appropriate.
530 * doc/extend.texi: Likewise.
531 * doc/install.texi: Likewise.
532 * doc/invoke.texi: Likewise.
533 * doc/loop.texi: Likewise.
534 * doc/makefile.texi: Likewise.
535 * doc/md.texi: Likewise.
536 * doc/passes.texi: Likewise.
537 * doc/standards.texi: Likewise.
538 * doc/tm.texi: Likewise.
540 2008-02-15 Jakub Jelinek <jakub@redhat.com>
543 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
545 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
546 rather than in entry_bb.
548 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
551 libgcc_cmp_return mode.
553 2008-02-15 Jakub Jelinek <jakub@redhat.com>
556 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
557 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
559 2008-02-15 Richard Guenther <rguenther@suse.de>
560 Zdenek Dvorak <ook@ucw.cz>
562 PR tree-optimization/35164
563 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
564 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
565 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
566 Only propagate addresses which do not have abnormal SSA_NAMEs
569 2008-02-15 Joseph Myers <joseph@codesourcery.com>
572 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
574 2008-02-15 Jan Hubicka <jh@suse.cz>
577 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
579 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
582 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
583 when calculating alignment_pad.
585 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
588 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
589 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
590 and STACK_BOUNDARY define.
592 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
594 PR preprocessor/35061
595 * c-pragma.c (handle_pragma_pop_macro): Check that
596 pushed_macro_table has been allocated.
598 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
601 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
602 (force_gimple_operand): Likewise.
603 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
604 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
605 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
606 (find_interesting_uses_address): Check addressability and alignment
607 of the base expression only after substituting bases of IVs into it.
609 2008-02-14 Michael Matz <matz@suse.de>
612 * function.c (instantiate_virtual_regs_in_insn): Reload address
613 before falling back to reloading the whole operand.
615 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
617 * config/s390/s390.c (s390_mainpool_start): Emit the pool
618 before the first section switch note.
620 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
622 * doc/bugreport.texi: Update copyright years.
623 * doc/c-tree.texi: Likewise.
624 * doc/cfg.texi: Likewise.
625 * doc/cpp.texi: Likewise.
626 * doc/cppinternals.texi: Likewise.
627 * doc/fragments.texi: Likewise.
628 * doc/frontends.texi: Likewise.
629 * doc/gcc.texi: Likewise.
630 * doc/gty.texi: Likewise.
631 * doc/hostconfig.texi: Likewise.
632 * doc/implement-c.texi: Likewise.
633 * doc/libgcc.texi: Likewise.
634 * doc/loop.texi: Likewise.
635 * doc/makefile.texi: Likewise.
636 * doc/options.texi: Likewise.
637 * doc/passes.texi: Likewise.
638 * doc/rtl.texi: Likewise.
639 * doc/sourcebuild.texi: Likewise.
640 * doc/standards.texi: Likewise.
641 * doc/tree-ssa.texi: Likewise.
642 * doc/trouble.texi: Likewise.
644 * doc/extend.texi: Use @: or add comma where appropriate.
645 * doc/invoke.texi: Likewise.
646 * doc/tm.texi: Likewise.
648 2008-02-14 Alan Modra <amodra@bigpond.net.au>
651 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
654 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
656 * doc/md.texi (clz, ctz): Add reference.
657 * doc/rtl.texi (clz, ctz): Likewise.
659 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
662 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
665 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
667 * config/s390/s390.c (struct constant_pool): New field
668 emit_pool_after added.
669 (s390_mainpool_start): Set the emit_pool_after flag according
670 to the section switch notes.
671 (s390_mainpool_finish): Consider emit_pool_after when emitting
672 the literal pool at the end of the function.
673 (s390_chunkify_start): Force literal pool splits at section
676 2008-02-13 Michael Matz <matz@suse.de>
679 * var-tracking.c (clobber_variable_part): Correctly traverse the
682 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
685 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
686 Add -fdump-ipa-inline.
687 * tree-dump.c (dump_files): Remove tree-inlined dump.
688 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
690 2008-02-12 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/35171
693 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
696 2008-02-12 Richard Guenther <rguenther@suse.de>
699 * fold-const.c (fold_widened_comparison): Use get_unwidened in
700 value-preserving mode. Disallow final truncation.
702 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
705 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
707 (force_gimple_operand): ...here.
709 2008-02-12 Jakub Jelinek <jakub@redhat.com>
712 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
713 non-compatible pointers.
714 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
715 different FIELD_DECLs, try harder by comparing field offsets, sizes
719 * function.c (match_asm_constraints_1): Don't replace the same input
722 2008-02-12 Anatoly Sokolov <aesok@post.ru>
724 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
725 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
726 (expand_epilogue): Restore RAMPZ register.
727 * config/avr/avr.md (RAMPZ_ADDR): New constant.
729 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
731 * config/i386/cygwin.asm: (__alloca): Correct calling
732 convention and alignment.
733 (__chkstk): Force 8 byte stack alignment.
735 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
736 Richard Guenther <rguenther@suse.de>
738 PR tree-optimization/33992
739 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
740 the zero we compare against.
742 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
745 * gthr-win32.h (__gthread_mutex_destroy_function): New function
746 to CloseHandle after unlocking to prevent accumulation of handle
749 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
752 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
753 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
754 and update LABEL_NUSES during and after reload.
756 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
759 * combine.c (simplify_if_then_else): Make sure the comparison is
760 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
762 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
765 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
766 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
767 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
768 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
769 * tree.h (get_type_static_bounds): Likewise.
771 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
773 * doc/invoke.texi (Option Summary, C++ Dialect Options)
774 (Objective-C and Objective-C++ Dialect Options, Warning Options):
775 Make -Wfoo language annotations match what the compiler outputs.
777 2008-02-08 Sa Liu <saliu@de.ibm.com>
779 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
780 intrinsics spu_convts, spu_convtu, spu_convtf.
781 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
783 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
785 * doc/extend.texi (Function Attributes) <noinline>: Mention
786 asm ("") as method to keep calls.
788 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
791 * doc/options.texi (Options): Replace references to opts.sh with
793 * opts-common.c: Likewise.
794 * optc-gen.awk: Likewise.
796 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
798 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
800 2008-02-07 Richard Henderson <rth@redhat.com>
803 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
804 EXPR_LIST for the REG_EQUAL instead of a comparison with a
807 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
809 PR tree-optimization/35085
810 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
811 for operand entry oe2 in addition to operand entry oe3 in order to
812 expose more opportunities for vectorizer sum reduction.
814 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
817 * Makefile.in (LIBS): Remove $(GMPLIBS).
818 (cc1-dummy, cc1): Add $(GMPLIBS).
820 2008-02-06 Jan Hubicka <jh@suse.cz>
823 * i386.md (moddf_integer): Do not produce partial memory stalls for
824 targets where it hurts.
826 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
829 * optabs.c (expand_float): Do not check for decimal modes when
830 expanding unsigned integer through signed conversion.
832 2008-02-06 Nick Clifton <nickc@redhat.com>
834 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
835 inside the clobber with a match_operand and duplicated operand
836 number in the constraint.
837 (ineqbranchsi): Delete redundant comment.
839 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
841 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
842 builtin_define ("__USE_INIT_FINI__").
843 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
845 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
847 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
849 PR documentation/30330
850 * doc/invoke.texi (C++ Dialect Options)
851 (Objective-C and Objective-C++ Dialect Options, Warning Options):
852 For each warning option -Wfoo that allows -Wno-foo, ensure both
853 -Wfoo and -Wno-foo are listed in the option index. Fix index
854 entry of -Wswitch-default, index -Wnormalized= including the
855 `=', and -Wlarger-than-@var{len} including @var{len}.
857 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/i386.md (floatunssisf2): Use
860 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
861 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
862 Macroize expander using MODEF mode iterator.
864 2008-02-05 Diego Novillo <dnovillo@google.com>
866 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
869 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
871 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
874 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
876 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
879 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
880 to indicate if a message should be generated.
881 (init_cumulative_args): Updated.
882 (function_value_32): Likewise.
884 2008-02-05 Joseph Myers <joseph@codesourcery.com>
886 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
888 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
892 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
894 2008-02-04 Diego Novillo <dnovillo@google.com>
896 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
899 * tree-vrp.c (vrp_evaluate_conditional): With
900 -Wtype-limits, emit a warning when comparing against a
901 constant outside the natural range of OP0's type.
903 2008-02-04 Richard Guenther <rguenther@suse.de>
906 * expr.c (count_type_elements): Give for unions instead of
909 2008-02-04 Richard Guenther <rguenther@suse.de>
912 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
913 to TYPE_DOMAINs base type instead of using bitsizetype here.
915 2008-02-03 Jason Merrill <jason@redhat.com>
917 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
919 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
922 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
923 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
924 (RS/6000 and PowerPC Options): Fix typos and markup.
925 * doc/passes.texi (Tree-SSA passes): Likewise.
927 2008-02-02 Michael Matz <matz@suse.de>
930 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
931 from record_last_reg_set_info.
932 (record_last_reg_set_info): Take an RTX argument, iterate over all
933 constituent hardregs.
934 (record_last_set_info, record_opr_changes): Change calls to
935 new signature or to record_last_reg_set_info_regno.
937 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
939 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
941 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
943 PR rtl-optimization/34773
944 * reg-notes.def (EQUAL): Mention significance of combination of
945 REG_EQUAL and REG_RETVAL.
946 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
947 insn that has a REG_RETVAL.
949 2008-02-01 Roger Sayle <roger@eyesopen.com>
952 * configure.ac (--enable-fixed-point): Disable unless explicitly
954 * configure: Regenerate.
956 2008-02-01 Richard Guenther <rguenther@suse.de>
959 * invoke.texi (-finline-limit): Remove no longer true parts
960 of the documentation. Note that there is no default value.
962 2008-02-01 Andrew Pinski <pinskia@gmail.com>
963 Mark Mitchell <mark@codesourcery.com>
964 Ben Elliston <bje@au.ibm.com>
967 * doc/extend.texi (Other Builtins): Document.
969 2008-01-31 Tom Browder <tom.browder@gmail.com>
971 * doc/c-tree.texi (Types): Fix grammar.
972 (Expression trees): Ditto.
973 * doc/passes.texi (Tree-SSA passes): Ditto.
975 * doc/configterms.texi (Configure Terms): Fix typo.
976 * doc/cpp.texi (Common Predefined Macros): Ditto.
977 * doc/md.texi (Machine Constraints): Ditto.
979 * doc/makefile.texi (Makefile): Add comma.
981 2008-01-31 Tom Browder <tom.browder@gmail.com>
982 Gerald Pfeifer <gerald@pfeifer.com>
984 * doc/sourcebuild.texi (Front End): Remove references to CVS
986 (Texinfo Manuals): Replace reference to CVS by one to SVN.
987 (Back End): Remove reference to CVS.
989 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
992 * config/mips/mips.c (gen_load_const_gp): New function, taking a
994 (mips16_gp_pseudo_reg): ...here.
995 * config/mips/mips.md (load_const_gp): Replace with...
996 (load_const_gp_<mode>): ...this :P-based insn.
998 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1000 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1001 options. Minor fixes.
1002 (-std): Move reference to standards closer to where language
1003 standards are first mentioned.
1005 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1007 PR rtl-optimization/34995
1008 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1009 parameter and return a bool. If the rtx parameter is nonnull,
1010 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1011 (find_reloads): Update call accordingly. Pass the new operand
1012 if it needed no address reloads, otherwise pass null.
1014 2008-01-30 Richard Henderson <rth@redhat.com>
1017 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1018 for unbounded arrays.
1020 2008-01-30 Silvius Rus <rus@google.com>
1022 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1024 2008-01-30 Jan Hubicka <jh@suse.cz>
1027 * i386.c (init_cumulative_args): Use real function declaration when
1030 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1032 PR rtl-optimization/34998
1033 * global.c (build_insn_chain): Treat non-subreg_lowpart
1034 SUBREGs of pseudos as clobbering all the words covered by the
1035 SUBREG, not just all the bytes.
1036 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1037 original df_ref rather than an extract parameter.
1038 (global_conflicts): Update call accordingly.
1040 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1042 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1043 the overflow check to make it easier to read.
1044 (__fixtfdi): Change the type of the ll member in union
1045 long_double to UDItype_x.
1047 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1050 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1051 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1052 * tree-inline.c (fold_marked_statements): Call
1053 cgraph_update_edges_for_call_stmt if folding a call statement.
1054 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1055 debug_generic_stmt calls, reset it back afterwards.
1058 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1060 * c-typeck.c (build_external_ref): Don't pedwarn about
1061 static vars in current function's scope.
1063 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1065 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1067 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1070 * ipa-struct-reorg.c: Fix spelling.
1071 * params.def: Ditto.
1073 2008-01-29 Richard Guenther <rguenther@suse.de>
1076 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1078 * tree-inline.c (remap_type): Increment remapping_type_depth
1079 around remapping types.
1080 (copy_body_r): Only add referenced variables if they are referenced
1081 from code, not types.
1083 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1094 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1095 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1097 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1100 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1101 pointer for tiny stack.
1103 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1105 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1107 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1109 * config/vx-common.h: Fix typo in comment.
1111 2008-01-28 Ian Lance Taylor <iant@google.com>
1115 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1116 coalesce pointers if they have different DECL_NO_TBAA_P values.
1117 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1118 between variables with different DECL_NO_TBAA_P values.
1120 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1123 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1124 are not legitimate small data references on SPE targets.
1126 2008-01-28 David Daney <ddaney@avtrex.com>
1128 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1130 2008-01-28 David Daney <ddaney@avtrex.com>
1132 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1134 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1136 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1137 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1138 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1139 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1140 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1141 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1142 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1143 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1145 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1147 * basic-block.h (condjump_equiv_p): Fix comment.
1149 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1151 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1152 print_generic_stmt_indented): Fix comment.
1154 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1156 * configure.ac (__stack_chk_fail): Add detecion for availability
1157 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1158 * configure: Regenerate.
1160 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1163 * final.c (output_addr_const): Handle TRUNCATE.
1165 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1168 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1169 (zero_cost, infinite_cost): New constants.
1170 (struct cost_pair): Change type of cost to comp_cost.
1171 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1172 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1174 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1175 split_address_cost, ptr_difference_cost, difference_cost,
1176 get_computation_cost_at, get_computation_cost,
1177 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1178 determine_use_iv_cost_condition, determine_use_iv_costs,
1179 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1180 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1181 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1182 Change type of cost to comp_cost.
1183 (determine_iv_cost): Increase cost of non-original ivs, instead
1184 of decreasing the cost of original ones.
1185 (get_address_cost): Indicate the complexity of the addressing mode
1187 (try_add_cand_for): Prefer using ivs not specific to some object.
1188 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1190 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1191 Janis Johnson <janis187@us.ibm.com>
1194 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1195 (TARGET_INSTANTIATE_DECLS): Likewise.
1196 * target.h (expand_to_rtl_hook): New target hook.
1197 (instantiate_decls): Likewise.
1198 * function.c (instantiate_decl): Make non-static. Rename to...
1199 (instantiate_decl_rtl): ... this.
1200 (instantiate_expr): Use instantiate_decl_rtl.
1201 (instantiate_decls_1): Likewise.
1202 (instantiate_decls): Likewise.
1203 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1204 * function.h (instantiate_decl_rtl): Add prototype.
1205 * cfgexpand.c (target.h): New include.
1206 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1207 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1208 (TARGET_INSTANTIATE_DECLS): Likewise.
1209 (TARGET_INITIALIZER): New target hooks added.
1210 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1212 * config/rs6000/rs6000.c (tree-flow.h): New include.
1213 (machine_function): Add sdmode_stack_slot field.
1214 (rs6000_alloc_sdmode_stack_slot): New function.
1215 (rs6000_instantiate_decls): Likewise.
1216 (rs6000_secondary_memory_needed_rtx): Likewise.
1217 (rs6000_check_sdmode): Likewise.
1218 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1219 (TARGET_INSTANTIATE_DECLS): Likewise.
1220 (rs6000_hard_regno_mode_ok): Allow SDmode.
1221 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1222 (rs6000_emit_move): Handle SDmode.
1223 (function_arg_advance): Likewise.
1224 (function_arg): Likewise.
1225 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1226 SDmode var args for 32-bit compiles.
1227 (rs6000_secondary_reload_class): Handle SDmode.
1228 (rs6000_output_function_epilogue): Likewise.
1229 (rs6000_function_value): Simplify if statement.
1230 (rs6000_libcall_value): Likewise.
1231 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1232 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1233 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1234 (movsd_hardfloat): New define_insn.
1235 (movsd_softfloat): Likewise.
1236 (movsd_store): Likewise.
1237 (movsd_load): Likewise.
1238 (extendsddd2): Likewise.
1239 (extendsdtd2): Likewise.
1240 (truncddsd2): Likewise.
1241 (movdd_hardfloat64): Fixup comment.
1242 (UNSPEC_MOVSD_LOAD): New constant.
1243 (UNSPEC_MOVSD_STORE): Likewise.
1245 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1248 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1250 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1251 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1252 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1255 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1258 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1259 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1260 __LONGDOUBLE128 too.
1261 * config/rs6000/aix61.h: New file.
1263 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1265 PR rtl-optimization/34959
1266 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1267 popcount and parity rtxes the same mode as their operand.
1268 Truncate or extend the result to the return value's mode
1271 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1274 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1275 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1276 to GOT_VERSION_REGNUM.
1277 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1278 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1279 * config/mips/mips.c (mips_emit_call_insn): New function.
1280 (mips_call_tls_get_addr): Call mips_expand_call directly.
1281 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1283 (mips16_build_call_stub): Likewise. Return the call insn or null.
1284 (mips_expand_call): Update the call to mips16_build_call_stub
1285 accordingly and a remove redundant condition. Assert that MIPS16
1286 stubs do not use lazy binding. Use mips_emit_call_insn and return
1288 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1290 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1291 (mips_avoid_hazard): Remove hazard_set handling.
1292 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1293 (UNSPEC_RESTORE_GP): ...this.
1294 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1295 (FAKE_CALL_REGNO): Rename to...
1296 (GOT_VERSION_REGNUM): ...this.
1297 (type): Add "ghost" value. Add an associated insn reservation.
1298 (hazard_set): Remove.
1299 (exception_receiver): Rename to...
1300 (restore_gp): ...this and update the unspec identifier accordingly.
1301 (exception_receiver, nonlocal_got_receiver): New expanders.
1302 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1303 FAKE_CALL_REGNO. Remove hazard_set attribute.
1304 (set_got_version, update_got_version): New patterns.
1306 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1309 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1311 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1314 * doc/install.texi2html: Generate gcc-vers.texi.
1316 2008-01-25 DJ Delorie <dj@redhat.com>
1318 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1320 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1322 * config/c4x: Remove directory.
1323 * config.gcc (crx-*, mt-*): Mark obsolete.
1324 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1325 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1326 sh-*-rtemscoff*): Remove cases.
1327 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1328 * real.c (encode_c4x_single, decode_c4x_single,
1329 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1330 c4x_extended_format): Remove.
1331 * real.h (c4x_single_format, c4x_extended_format): Remove.
1332 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1334 (Pragmas): Remove comment about c4x pragmas.
1335 * doc/install.texi (c4x): Remove target-specific instructions.
1336 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1337 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1338 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1339 refer to C4x source files as examples.
1340 (C4X_FLOAT_FORMAT): Remove documentation.
1342 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1344 * config/bfin/bfin.c (override_options): Reorder tests so that
1345 flag_pic gets enabled for -msep-data.
1347 2008-01-25 Richard Guenther <rguenther@suse.de>
1350 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1351 to its bitfield precision if required.
1353 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1356 * tree-nested.c (walk_omp_for): New function.
1357 (convert_nonlocal_reference, convert_local_reference): Call
1358 walk_omp_for on OMP_FOR.
1359 (convert_call_expr): Call walk_body on OMP_FOR's
1360 OMP_FOR_PRE_INIT_BODY.
1362 2008-01-25 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/34966
1365 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1366 default defs and PHI_NODEs we have to insert after the
1369 2008-01-24 Nick Clifton <nickc@redhat.com>
1371 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1372 Provide a default definition.
1373 (LIBGCC2_UNITS_PER_WORD): Likewise.
1375 * config/stormy16/stormy16.c: Include df.h for the prototype
1376 for df_regs_ever_live_p.
1377 (xstormy16_expand_builtin_va_start): Convert the stack offset
1378 into a component_ref and then use POINTER_PLUS_EXPR to add it
1379 to the incoming_virtual_args_rtx.
1380 (xstormy16_gimplify_va_arg_expr): Rename to
1381 xstormy16_gimplify_va_arg_expr.
1382 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1383 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1384 xstormy16_gimplify_va_arg_expr.
1385 Fix up some formatting issues.
1387 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1388 Move to predicates.md.
1389 (xs_hi_general_operand): Likewise.
1390 (xs_hi_nonmemory_operand): Likewise.
1391 * config/stormy16/predicates.md:
1392 (xstormy16_carry_plus_operand): New predicate.
1393 (xs_hi_general_operand): New predicate.
1394 (xs_hi_nonmemory_operand): New predicate.
1395 * config/stormy16/stormy16-protos.h:
1396 (xstormy16_carry_plus_operand): Delete prototype.
1397 (xs_hi_general_operand): Likewise.
1398 (xs_hi_nonmemory_operand): Likewise.
1400 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1401 modifiers as they are no longer needed and they can trigger
1402 reload spill failures.
1404 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1405 with a match_operand in order to help reload.
1407 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1408 constraint with 'e' for the 8th alternative as this version of
1409 the mov.w instruction only accepts the lower 8 registers.
1411 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1414 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1415 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1418 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1421 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1423 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1425 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1427 (remove_structure): Update allocations list before removing structure.
1429 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1431 * ipa-struct-reorg.c (is_safe_cond_expr,
1432 create_new_stmts_for_cond_expr): Use integer_zerop function,
1433 that recognize not only zero-pointer, but zero-integer too.
1435 2008-01-25 Ben Elliston <bje@au.ibm.com>
1438 * fixproto: Escape "." in sed expression that strips leading "./".
1440 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1443 * gcc.c (SWITCH_OK): Removed.
1444 (SWITCH_LIVE): Changed to bit.
1445 (SWITCH_FALSE): Likewise.
1446 (SWITCH_IGNORE): Likewise.
1447 (switchstr): Change live_cond to unsigned int.
1448 (process_command): Replace SWITCH_OK with 0.
1449 (do_self_spec): Likewise.
1450 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1451 (give_switch): Likewise.
1452 (used_arg): Likewise.
1453 (do_spec_1): Set the SWITCH_IGNORE bit.
1454 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1455 bits. Set the SWITCH_LIVE bit.
1457 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1459 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1461 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1463 PR tree-optimization/34472
1464 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1465 parameter to a "bool *" and set *DATA to false if there is
1466 an unsafe access. Do not delete the structure here.
1467 (check_cond_exprs): Delete it here instead.
1468 (check_cond_exprs, exclude_cold_structs): Do not increase
1469 I when removing a structure.
1471 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1475 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1477 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1480 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1481 a fixed vector for stack.
1483 2008-01-24 Ben Elliston <bje@au.ibm.com>
1486 * doc/gcc.texi (Software development): Add a direntry for g++.
1488 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1490 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1491 stale and straggling -fforce-addr comments above.
1493 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1495 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1496 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1498 2008-01-23 Michael Matz <matz@suse.de>
1501 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1504 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1506 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1509 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1511 * config/avr/avr.c (avr_current_arch): New variable.
1512 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1513 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1514 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1515 (avr_override_options): Init 'avr_current_arch'.
1516 (base_arch_s): Move from here...
1517 * config/avr/avr.h (base_arch_s): ... here. Add new members
1518 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1519 'mega' to 'have_jmp_call'.
1520 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1521 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1523 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1525 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1526 MULTILIB_MATCHES): (Ditto.).
1528 2008-01-23 Richard Guenther <rguenther@suse.de>
1531 * cgraphunit.c (cgraph_reset_node): Always mark the node
1532 not reachable if it is not queued already.
1534 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1536 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1537 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1538 (cputype_selected): New static variable.
1539 (bfin_handle_option): Set it if -mcpu is used.
1540 (override_option): Select default set of workarounds if no cpu type
1541 selected on the command line.
1542 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1544 From Michael Frysinger <michael.frysinger@analog.com>
1545 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1546 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1548 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1549 for bf547, bf523, bf524, and bf526.
1550 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1552 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1553 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1554 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1555 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1556 * doc/invoke.texi (Blackfin Options): Document that
1557 -mcpu now accept bf547, bf523, bf524, and bf526.
1559 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1561 PR rtl-optimization/34628
1562 * combine.c (try_combine): Stop and undo after the first combination
1563 if an autoincrement side-effect on the first insn has effectively
1566 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1570 Offset addresses are not valid for Altivec or paired float modes.
1572 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1575 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1576 if DECL_INITIAL (decl) is error_mark_node.
1579 * c-common.c (handle_vector_size_attribute): Only allow
1580 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1581 the same way as pointer, array etc. types.
1582 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1585 * tree.c (build_type_attribute_qual_variant): Call
1586 build_qualified_type if attributes are equal, but quals are not.
1588 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1591 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1592 * flags.h (warn_strict_aliasing): Remove.
1593 (warn_strict_overflow): Remove.
1594 * opts.c (warn_strict_aliasing): Remove.
1595 (warn_strict_overflow): Remove.
1596 * c-opts.c (c_common_handle_option): -Wall only sets
1597 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1598 (c_common_post_options): Give default values to -Wstrict-aliasing
1599 and -Wstrict-overflow if they are uninitialized.
1600 * common.opt (Wstrict-aliasing): Specify Var and Init.
1601 (Wstrict-overflow): Likewise.
1603 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1605 PR rtl-optimization/26854
1606 PR rtl-optimization/34400
1607 PR rtl-optimization/34884
1608 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1610 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1611 (df_rd_bb_info.expanded_lr_out): Deleted
1612 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1613 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1614 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1615 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1616 Removed code to allocate, initialize or free expanded_lr_out.
1617 (df_rd_bb_local_compute_process_def): Restructured to make more
1619 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1620 sets if the sets are being trimmed.
1622 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1625 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1626 (as_vers): Likewise.
1627 * configure: Regenerated.
1629 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1632 * tree-pass.h (pass_build_alias): New pass.
1633 * tree-ssa-alias.c (gate_build_alias): New.
1634 (pass_build_alias): New.
1635 * passes.c (init_optimization_passes): Add pass_build_alias after
1636 pass_create_structure_vars.
1638 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1640 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1641 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1642 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1643 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1644 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1645 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1646 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1647 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1648 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1649 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1650 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1651 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1652 * config/s390/s390.md (FP_ALL): New mode iterator.
1653 (_d): New mode attribute.
1654 ("*signbit<mode>2>"): Changed mode of first operand.
1655 ("isinf<mode>2"): Changed mode of first operand.
1656 ("*TDC_insn"): Adaptation for DFP modes.
1658 2008-01-22 Ben Elliston <bje@au.ibm.com>
1660 * tree.c (check_qualified_type): Improve function description.
1662 2008-01-21 Jason Merrill <jason@redhat.com>
1665 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1666 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1669 2008-01-21 DJ Delorie <dj@redhat.com>
1671 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1674 2008-01-21 Richard Guenther <rguenther@suse.de>
1677 * tree-cfg.c (verify_expr): Allow all invariant expressions
1678 instead of just constant class ones as reference argument.
1679 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1680 like any other constant.
1681 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1683 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1685 * regmove.c (fixup_match_1): Update call crossed frequencies.
1687 2008-01-21 Richard Guenther <rguenther@suse.de>
1690 * tree-inline.c (setup_one_parameter): Deal with mismatched
1691 types using a VIEW_CONVERT_EXPR.
1693 2008-01-21 Alon Dayan <alond@il.ibm.com>
1694 Olga Golovanevsky <olga@il.ibm.com>
1696 PR tree-optimization/34701
1697 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1698 when the structure size is not a power of 2.
1700 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1702 * doc/install.texi: Add doc for --enable-checking=df.
1704 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1706 PR rtl-optimization/34808
1707 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1709 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1711 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1714 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1716 PR rtl-optimization/26854
1717 PR rtl-optimization/34400
1718 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1720 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1721 (df_rd_bb_info.expanded_lr_out): New.
1722 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1723 * loop_iv.c (iv_analysis_loop_init): Ditto.
1724 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1725 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1726 Added code to allocate, initialize or free expanded_lr_out.
1727 (df_rd_bb_local_compute_process_def): Restructured to make
1728 more understandable.
1729 (df_rd_confluence_n): Add code to do nothing with fake edges and
1730 code to no apply invalidate_by_call sets if the sets are being trimmed.
1731 (df_lr_local_finalize): Renamed to df_lr_finalize.
1732 (df_live_local_finalize): Renamed to df_live_finalize.
1734 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1737 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1738 deciding whether to use reciprocal instructions.
1740 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1742 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1743 dwarf2out_note_section_used if cold_text_section is NULL.
1745 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1747 PR gcov-profile/34610
1748 * tree-cfg.c (make_edges): Mark both outgoing edges from
1749 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1750 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1751 from OMP_FOR and OMP_CONTINUE outgoing edges.
1753 * tree-profile.c (tree_profiling): Return early if
1754 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1756 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1757 from cfun to child_cfun.
1758 * function.h (struct function): Add after_tree_profile bit.
1760 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1762 * config/avr/avr.S (_exit): Disable interrupt.
1764 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1765 Steven Bosscher <stevenb.gcc@gmail.com>
1767 PR rtl-optimization/26854
1768 PR rtl-optimization/34400
1769 * df-problems.c (df_live_scratch): New scratch bitmap.
1770 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1771 (df_live_reset): Clear the proper bitmaps.
1772 (df_live_bb_local_compute): Only process the artificial defs once
1773 since the order is not important.
1774 (df_live_init): Init the df_live sets only with the variables
1775 found live by df_lr.
1776 (df_live_transfer_function): Use the df_lr sets to prune the
1777 df_live sets as they are being computed.
1778 (df_live_free): Free df_live_scratch.
1780 2008-01-18 Ian Lance Taylor <iant@google.com>
1782 * common.opt: Add fmerge-debug-strings.
1783 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1784 flag_merge_debug_strings rather than flag_merge_constants.
1785 * doc/invoke.texi (Option Summary): Mention
1786 -fmerge-debug-strings.
1787 (Debugging Options): Document -fmerge-debug-strings.
1789 2008-01-18 Ian Lance Taylor <iant@google.com>
1792 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1793 (struct tree_function_decl): Add new field operator_new_flag.
1794 * tree-inline.c (expand_call_inline): When inlining a call to
1795 operator new, force the return value to go into a variable, and
1796 set DECL_NO_TBAA_P on that variable.
1797 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1799 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1802 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1803 DWARF2_DEBUGGING_INFO.
1804 (dwarf2out_note_section_used): Ditto. Add prototype.
1805 (have_multiple_function_sections, text_section_used,
1806 cold_text_section_used, *cold_text_sections): Move declarations
1809 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1811 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1812 field and add signal_ra.
1813 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1814 assignments to frame state pc. Move end of stack check after
1815 MD_FALLBACK_FRAME_STATE_FOR.
1816 (uw_update_context_1): Use frame state signal_regs if set, instead
1817 of checking signal_frame flag.
1818 (uw_update_context): Use frame state signal_ra if set.
1819 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1820 * config/xtensa/linux-unwind.h: New file.
1822 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1824 * modulo-sched.c (get_sched_window): Fix comment typo.
1826 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1828 PR tree-optimization/34648
1829 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1831 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1833 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1834 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1836 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1838 PR rtl-optimization/34400
1839 * df-core.c (df_worklist_dataflow_overeager,
1840 df_worklist_dataflow_doublequeue): New functions.
1841 (df_worklist_dataflow): Two different worklist solvers.
1842 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1845 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1848 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1849 and ftree-parallelize-loops.
1851 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1853 PR rtl-optimization/34826
1854 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1856 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1858 * global.c (find_reg): Mark the eh regs as used if necessary.
1859 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1860 * ra.h (struct allocno): no_eh_reg field added. Changed
1861 no_stack_reg type to bitfield.
1863 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1865 * tree.c (substitute_in_expr): Add missing 'break'.
1867 2008-01-17 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/34825
1870 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1871 x / x as division to handle.
1873 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1875 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1876 "-pthread" is specified.
1877 * pa-hpux11.h (LIB_SPEC): Likewise.
1879 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1880 Peter Bergner <bergner@vnet.ibm.com>
1882 PR rtl-optimization/33796
1883 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1885 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1887 PR libgfortran/34699
1888 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1890 * pa-hpux10.h (LINK_SPEC): Likewise.
1891 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1893 2008-01-16 Richard Guenther <rguenther@suse.de>
1896 * fold-const.c (fold_convert_const_int_from_int): Do not
1897 set overflow if that occured only because of a sign extension
1898 change when converting from/to a sizetype with the same
1899 precision and signedness.
1901 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1904 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1905 location address to the correct place. Update copyright year.
1907 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1909 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1910 no dependences in the dependence_relations vector.
1912 2008-01-16 Jan Hubicka <jh@suse.cz>
1914 PR rtl-optimization/31396
1915 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1916 * cfg.c (dump_reg_info): Print it.
1917 * regs.h (struct reg_info_t): add freq_calls_crossed.
1918 (REG_FREQ_CALLS_CROSSED): New macro.
1919 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1920 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1921 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1922 regmove_optimize): Update call crossed frequencies.
1923 * local-alloc.c (struct qty): Add freq_calls_crossed.
1924 (alloc_qty): Copute freq_calls_crossed.
1925 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1926 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1927 * ra.h (struct allocno): Add freq_calls_crossed.
1929 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1931 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1932 libgomp when compiling with ftree-parallelize-loops.
1933 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1935 2008-01-16 Richard Guenther <rguenther@suse.de>
1937 PR tree-optimization/34769
1938 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1939 * tree.c (int_cst_value): Instead make this function more
1940 permissive in what it accepts as valid input. Document this
1941 function always sign-extends the value.
1943 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1944 Richard Guenther <rguenther@suse.de>
1947 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1948 (gimple_fold_indirect_ref_rhs): ... this.
1949 (gimple_fold_indirect_ref): New function with foldings
1950 that preserve lvalueness.
1951 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1952 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1953 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1954 to fold an INDIRECT_REF, fall back to the old use of
1955 fold_indirect_ref_1.
1957 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1959 * tree-data-ref.c (subscript_dependence_tester_1): Call
1960 free_conflict_function.
1961 (compute_self_dependence): Same.
1963 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1966 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1967 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1969 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1970 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1971 for DWARF2_UNWIND_INFO targets.
1973 2008-01-16 Richard Guenther <rguenther@suse.de>
1976 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1977 type qualifiers for function types.
1979 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1981 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1982 loop_iterator li from previous commit.
1984 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1986 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1988 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1990 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1991 (parallelize_loops): Don't parallelize irreducible components.
1993 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1996 * c-opts (c_common_post_options): Do not enable CPP
1997 flag_pedantic_errors by default.
1999 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2001 PR rtl-optimization/31944
2002 * cse.c (remove_pseudo_from_table): New function.
2003 (merge_equiv_classes): Use above function to remove pseudo-registers.
2004 (invalidate): Likewise.
2006 2008-01-13 Richard Guenther <rguenther@suse.de>
2009 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2010 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2012 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2014 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2015 validate_change to unshare the source of the PC set.
2017 2008-01-12 Jan Hubicka <jh@suse.cz>
2020 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2021 references above array bounds. This might trigger bounds checks for
2024 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2026 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2027 new_replaceable_dependencies.
2029 2008-01-12 Doug Kwan <dougkwan@google.com>
2031 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2032 instead of OPT_Wreturn_type in warning due to ignored return type
2034 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2035 options included in -Wextra.
2036 * c.opt: New option -Wignored_qualifiers.
2037 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2038 -Wignore_qualifiers.
2039 (-Wignored-qualifiers): Document.
2040 (-Wreturn-type): Remove description of functionality now handled
2041 by -Wignored-qualifiers.
2043 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2046 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2047 NOP_EXPR if it is between integral types with the same precision.
2049 2008-01-12 Jan Hubicka <jh@suse.cz>
2052 * invoke.texi (max-inline-recursive-depth): Fix default value.
2054 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2056 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2059 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2061 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2063 2008-01-11 James E. Wilson <wilson@specifix.com>
2066 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2068 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2070 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2071 save/restore frame pointer register and don't use 'call-prologues'
2072 optimization in function with "OS_task" attribute.
2074 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2077 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2078 when copying to memory.
2080 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2082 PR rtl-optimization/30905
2083 * cfgcleanup.c: Include dce.h
2084 (crossjumps_occured): New global variable.
2085 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2086 If something changed, set crossjumps_occured to true.
2087 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2088 Don't add/remove fake edges to exit here...
2089 (cleanup_cfg): ...but do it here, when crossjumping.
2090 Run a fast DCE when successful crossjumps occured in the latest
2091 iteration of try_optimize_cfg.
2093 2008-01-11 Richard Guenther <rguenther@suse.de>
2095 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2096 (struct vn_unary_op_s): Likewise.
2097 (vn_reference_insert): Free old reference on hash collision.
2099 2008-01-10 Raksit Ashok <raksit@google.com>
2101 PR rtl-optimization/27971
2102 * combine.c (find_split_point): Split PLUS expressions which are
2103 inside a MEM rtx, and whose first operand is complex.
2105 2008-01-10 DJ Delorie <dj@redhat.com>
2107 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2108 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2109 (m32c_hard_regno_ok): Call the underlying function.
2111 2008-01-10 Richard Guenther <rguenther@suse.de>
2114 * tree-cfg.c (tree_merge_blocks): Do not go through the
2115 full-blown folding and stmt updating path if we just deal
2116 with virtual operands.
2117 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2118 test for abnormal SSA_NAMEs.
2120 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2123 * reload.c (push_reload): Add assertions. All constants from
2124 reg_equiv_constant should have been used for replacing the respective
2126 (find_reloads_address): Invoke find_reloads_address_part for
2127 constant taken from the reg_equiv_constant array.
2129 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2131 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2132 field (valnum) the first in the struct. Replace bools with
2135 2008-01-10 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/34651
2138 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2139 types and ordering for masking and converting.
2141 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2143 PR tree-optimization/34017
2144 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2145 also for PHI_NODE expressions.
2147 2008-01-09 Jan Hubicka <jh@suse.cz>
2149 PR tree-optimization/34708
2150 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2151 based on number of case labels.
2152 (init_inline_once): Remove switch_cost.
2153 * tree-inline.h (eni_weights_d): Remove switch_cost.
2155 2008-01-09 Richard Guenther <rguenther@suse.de>
2156 Andrew Pinski <andrew_pinski@playstation.sony.com>
2159 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2160 temporary if an rvalue is ok or an lvalue is not required.
2162 2008-01-09 Richard Guenther <rguenther@suse.de>
2165 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2168 2008-01-09 Richard Guenther <rguenther@suse.de>
2171 * tree.c (host_integerp): Check for sizetype only if the
2172 type is an integer type.
2174 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2177 * opts.c (decode_options): Disable inlining of functions called
2178 once if not in unit-at-a-time mode.
2180 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2182 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2184 2008-01-08 Richard Guenther <rguenther@suse.de>
2187 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2188 out early if the result will be unused.
2190 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2195 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2199 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2201 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2202 for vectorization tuned.
2204 2008-01-08 Richard Guenther <rguenther@suse.de>
2206 PR tree-optimization/34683
2207 * tree-ssa-operands.c (operand_build_cmp): Export.
2208 * tree-ssa-operands.h (operand_build_cmp): Declare.
2209 * tree-vn.c (vuses_compare): Remove.
2210 (sort_vuses): Use operand_build_cmp.
2211 (sort_vuses_heap): Likewise.
2212 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2213 to re-use old VEC if available. Do not sort already sorted VUSEs.
2214 (vdefs_to_vec): Do not sort already sorted VDEFs.
2216 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2219 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2221 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2224 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2225 limitations of reciprocal sequences on x86 targets.
2227 2008-01-08 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/34683
2230 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2232 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2235 * config/darwin.c (darwin_mergeable_string_section): Don't use
2236 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2238 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2242 negxf2. Macroize expander using X87MODEF mode iterator. Change
2243 predicates of op0 and op1 to register_operand.
2244 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2245 expander using X87MODEF mode iterator. Change predicates of
2246 op0 and op1 to register_operand.
2247 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2248 corresponding patterns and macroize using MODEF macro. Change
2249 predicates of op0 and op1 to register_operand and remove
2250 "m" constraint. Disparage "r" alternative with "!".
2251 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2252 macroize using X87MODEF macro. Change predicates of op0 and op1
2253 to register_operand and remove "m" constraint. Disparage "r"
2254 alternative with "!".
2255 (absneg splitter with memory operands): Remove.
2256 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2257 patterns and macroize using X87MODEF mode iterator.
2258 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2259 Change predicate of op1 to register_operand.
2260 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2261 for memory operands.
2263 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2265 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2267 2008-01-07 Richard Guenther <rguenther@suse.de>
2269 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2272 2008-01-07 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/34683
2275 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2276 VOPs of the needed size to save memory. Use VEC_quick_push
2277 to save compile-time.
2278 (vdefs_to_vec): Likewise.
2280 2008-01-07 Sa Liu <saliu@de.ibm.com>
2282 * config/spu/spu.md (divdf3): Genetate inline code for double
2283 division. The implementation doesn't handle INF or NAN, therefore it
2284 only applies when -ffinite-math-only is given.
2286 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2289 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2290 * doc/cpp.texi ([Common Predefined Macros]): Document.
2292 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2295 order to use commutative addition instead of subtraction.
2297 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2298 Mircea Namolaru <namolaru@il.ibm.com>
2299 Vladimir Yanovsky <yanov@il.ibm.com>
2300 Revital Eres <eres@il.ibm.com>
2302 PR tree-optimization/34263
2303 * tree-outof-ssa.c (process_single_block_loop_latch,
2304 contains_tree_r): New functions.
2305 (analyze_edges_for_bb): Call process_single_block_loop_latch
2306 function to empty single-basic-block latch block if possible.
2308 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2312 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2314 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2316 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2318 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2320 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2322 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2324 PR tree-optimization/34618
2325 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2328 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2332 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2333 Update copyright year.
2335 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2336 Update copyright year.
2337 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2340 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2342 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2343 edge does not point to current bb before changing need_assert.
2345 2008-01-04 Richard Guenther <rguenther@suse.de>
2348 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2349 for verifying purposes if they are is_gimple_min_invariant.
2351 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2353 PR tree-optimization/34448
2354 PR tree-optimization/34465
2355 * gimplify.c (gimplify_init_constructor): Add new parameter
2356 notify_temp_creation. Use it.
2357 (gimplify_modify_expr_rhs): Take volatiles into account when
2358 optimizing constructors.
2359 Do not optimize constructors if gimplify_init_constructor will dump to
2361 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2362 * gcc.c-torture/compile/pr34448.c: New.
2364 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2366 PR gcov-profile/34609
2367 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2368 return_slot if result is TREE_ADDRESSABLE.
2370 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2372 * config/mips/mips.md (sqrt_condition): Tweak comment.
2373 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2375 2008-01-03 Tom Tromey <tromey@redhat.com>
2378 * c-common.c (c_type_hash): Handle VLAs.
2380 2008-01-03 Jan Hubicka <jh@suse.cz>
2382 PR tree-optimization/31081
2383 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2384 0 when inlining and not inlining to first basic block.
2385 (remap_decl): When var is initialized to 0, don't set default_def.
2386 (expand_call_inline): Set entry_bb.
2387 * tree-inline.h (copy_body_data): Add entry_bb.
2389 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2392 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2395 PR tree-optimization/29484
2396 * tree-inline.c (inline_forbidden_p_2): New function.
2397 (inline_forbidden_p): Disallow inlining if some static var
2398 has an address of a local LABEL_DECL in its initializer.
2399 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2402 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2404 PR tree-optimization/34635
2405 * tree-data-ref.c (add_other_self_distances): Make sure that the
2406 evolution step is constant.
2408 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2411 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2413 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2415 * tree-sra.c (scalarize_init): Insert the generate_element_init
2416 statements after the generate_element_zero statements.
2418 2008-01-02 Richard Guenther <rguenther@suse.de>
2422 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2423 for very large number of operands instead of ICEing.
2425 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2428 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2429 while stack probing.
2431 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2433 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2436 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2439 * tree-mudflap.c (mx_register_decls): Guard warning by
2440 !DECL_ARTIFICIAL check.
2442 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2444 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2445 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2446 sse5_perm<mode>): Fix constraints.